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libvirt/tools/virsh.c
Osier Yang 33e38e7710 virsh: update help for "virsh help help" 
As virsh help supports both command and command group now,
update "cmdHelp" to print consite help, (this patch is
increment of "7829052757953023b0826e0293ffe18ed4ab89e9").

And also remove redundant empty line in "vshUsage".

* tools/virsh.c
2010-12-01 09:13:11 -07:00

12021 lines
334 KiB
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/*
* virsh.c: a shell to exercise the libvirt API
*
* Copyright (C) 2005, 2007-2010 Red Hat, Inc.
*
* See COPYING.LIB for the License of this software
*
* Daniel Veillard <veillard@redhat.com>
* Karel Zak <kzak@redhat.com>
* Daniel P. Berrange <berrange@redhat.com>
*/
#include <config.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <stdarg.h>
#include <unistd.h>
#include <errno.h>
#include <getopt.h>
#include <sys/types.h>
#include <sys/time.h>
#include <sys/wait.h>
#include "c-ctype.h"
#include <fcntl.h>
#include <locale.h>
#include <time.h>
#include <limits.h>
#include <assert.h>
#include <sys/stat.h>
#include <inttypes.h>
#include <signal.h>
#include <libxml/parser.h>
#include <libxml/tree.h>
#include <libxml/xpath.h>
#include <libxml/xmlsave.h>
#ifdef HAVE_READLINE_READLINE_H
# include <readline/readline.h>
# include <readline/history.h>
#endif
#include "internal.h"
#include "virterror_internal.h"
#include "base64.h"
#include "buf.h"
#include "console.h"
#include "util.h"
#include "memory.h"
#include "xml.h"
#include "libvirt/libvirt-qemu.h"
#include "files.h"
#include "../daemon/event.h"
#include "configmake.h"
static char *progname;
#ifndef TRUE
# define TRUE 1
# define FALSE 0
#endif
#define VIRSH_MAX_XML_FILE 10*1024*1024
#define VSH_PROMPT_RW "virsh # "
#define VSH_PROMPT_RO "virsh > "
#define GETTIMEOFDAY(T) gettimeofday(T, NULL)
#define DIFF_MSEC(T, U) \
((((int) ((T)->tv_sec - (U)->tv_sec)) * 1000000.0 + \
((int) ((T)->tv_usec - (U)->tv_usec))) / 1000.0)
/**
* The log configuration
*/
#define MSG_BUFFER 4096
#define SIGN_NAME "virsh"
#define DIR_MODE (S_IWUSR | S_IRUSR | S_IXUSR | S_IRGRP | S_IXGRP | S_IROTH | S_IXOTH) /* 0755 */
#define FILE_MODE (S_IWUSR | S_IRUSR | S_IRGRP | S_IROTH) /* 0644 */
#define LOCK_MODE (S_IWUSR | S_IRUSR) /* 0600 */
#define LVL_DEBUG "DEBUG"
#define LVL_INFO "INFO"
#define LVL_NOTICE "NOTICE"
#define LVL_WARNING "WARNING"
#define LVL_ERROR "ERROR"
/**
* vshErrorLevel:
*
* Indicates the level of a log message
*/
typedef enum {
VSH_ERR_DEBUG = 0,
VSH_ERR_INFO,
VSH_ERR_NOTICE,
VSH_ERR_WARNING,
VSH_ERR_ERROR
} vshErrorLevel;
/*
* virsh command line grammar:
*
* command_line = <command>\n | <command>; <command>; ...
*
* command = <keyword> <option> [--] <data>
*
* option = <bool_option> | <int_option> | <string_option>
* data = <string>
*
* bool_option = --optionname
* int_option = --optionname <number> | --optionname=<number>
* string_option = --optionname <string> | --optionname=<string>
*
* keyword = [a-zA-Z][a-zA-Z-]*
* number = [0-9]+
* string = ('[^']*'|"([^\\"]|\\.)*"|([^ \t\n\\'"]|\\.))+
*
*/
/*
* vshCmdOptType - command option type
*/
typedef enum {
VSH_OT_BOOL, /* optional boolean option */
VSH_OT_STRING, /* optional string option */
VSH_OT_INT, /* optional or mandatory int option */
VSH_OT_DATA, /* string data (as non-option) */
VSH_OT_ARGV /* remaining arguments, opt->name should be "" */
} vshCmdOptType;
/*
* Command group types
*/
#define VSH_CMD_GRP_DOM_MANAGEMENT "Domain Management"
#define VSH_CMD_GRP_DOM_MONITORING "Domain Monitoring"
#define VSH_CMD_GRP_STORAGE_POOL "Storage Pool"
#define VSH_CMD_GRP_STORAGE_VOL "Storage Volume"
#define VSH_CMD_GRP_NETWORK "Networking"
#define VSH_CMD_GRP_NODEDEV "Node Device"
#define VSH_CMD_GRP_IFACE "Interface"
#define VSH_CMD_GRP_NWFILTER "Network Filter"
#define VSH_CMD_GRP_SECRET "Secret"
#define VSH_CMD_GRP_SNAPSHOT "Snapshot"
#define VSH_CMD_GRP_HOST_AND_HV "Host and Hypervisor"
#define VSH_CMD_GRP_VIRSH "Virsh itself"
/*
* Command Option Flags
*/
#define VSH_OFLAG_NONE 0 /* without flags */
#define VSH_OFLAG_REQ (1 << 1) /* option required */
/* dummy */
typedef struct __vshControl vshControl;
typedef struct __vshCmd vshCmd;
/*
* vshCmdInfo -- information about command
*/
typedef struct {
const char *name; /* name of information */
const char *data; /* information */
} vshCmdInfo;
/*
* vshCmdOptDef - command option definition
*/
typedef struct {
const char *name; /* the name of option */
vshCmdOptType type; /* option type */
int flag; /* flags */
const char *help; /* help string */
} vshCmdOptDef;
/*
* vshCmdOpt - command options
*/
typedef struct vshCmdOpt {
const vshCmdOptDef *def; /* pointer to relevant option */
char *data; /* allocated data */
struct vshCmdOpt *next;
} vshCmdOpt;
/*
* vshCmdDef - command definition
*/
typedef struct {
const char *name;
int (*handler) (vshControl *, const vshCmd *); /* command handler */
const vshCmdOptDef *opts; /* definition of command options */
const vshCmdInfo *info; /* details about command */
} vshCmdDef;
/*
* vshCmd - parsed command
*/
typedef struct __vshCmd {
const vshCmdDef *def; /* command definition */
vshCmdOpt *opts; /* list of command arguments */
struct __vshCmd *next; /* next command */
} __vshCmd;
/*
* vshControl
*/
typedef struct __vshControl {
char *name; /* connection name */
virConnectPtr conn; /* connection to hypervisor (MAY BE NULL) */
vshCmd *cmd; /* the current command */
char *cmdstr; /* string with command */
int imode; /* interactive mode? */
int quiet; /* quiet mode */
int debug; /* print debug messages? */
int timing; /* print timing info? */
int readonly; /* connect readonly (first time only, not
* during explicit connect command)
*/
char *logfile; /* log file name */
int log_fd; /* log file descriptor */
char *historydir; /* readline history directory name */
char *historyfile; /* readline history file name */
} __vshControl;
typedef struct vshCmdGrp {
const char *name;
const char *keyword; /* help keyword */
const vshCmdDef *commands;
} vshCmdGrp;
static const vshCmdGrp cmdGroups[];
static void vshError(vshControl *ctl, const char *format, ...)
ATTRIBUTE_FMT_PRINTF(2, 3);
static int vshInit(vshControl *ctl);
static int vshDeinit(vshControl *ctl);
static void vshUsage(void);
static void vshOpenLogFile(vshControl *ctl);
static void vshOutputLogFile(vshControl *ctl, int log_level, const char *format, va_list ap);
static void vshCloseLogFile(vshControl *ctl);
static int vshParseArgv(vshControl *ctl, int argc, char **argv);
static const char *vshCmddefGetInfo(const vshCmdDef *cmd, const char *info);
static const vshCmdDef *vshCmddefSearch(const char *cmdname);
static int vshCmddefHelp(vshControl *ctl, const char *name);
static const vshCmdGrp *vshCmdGrpSearch(const char *grpname);
static int vshCmdGrpHelp(vshControl *ctl, const char *name);
static vshCmdOpt *vshCommandOpt(const vshCmd *cmd, const char *name);
static int vshCommandOptInt(const vshCmd *cmd, const char *name, int *found);
static unsigned long vshCommandOptUL(const vshCmd *cmd, const char *name,
int *found);
static char *vshCommandOptString(const vshCmd *cmd, const char *name,
int *found);
static long long vshCommandOptLongLong(const vshCmd *cmd, const char *name,
int *found);
static int vshCommandOptBool(const vshCmd *cmd, const char *name);
static char *vshCommandOptArgv(const vshCmd *cmd, int count);
#define VSH_BYID (1 << 1)
#define VSH_BYUUID (1 << 2)
#define VSH_BYNAME (1 << 3)
#define VSH_BYMAC (1 << 4)
static virDomainPtr vshCommandOptDomainBy(vshControl *ctl, const vshCmd *cmd,
char **name, int flag);
/* default is lookup by Id, Name and UUID */
#define vshCommandOptDomain(_ctl, _cmd, _name) \
vshCommandOptDomainBy(_ctl, _cmd, _name, VSH_BYID|VSH_BYUUID|VSH_BYNAME)
static virNetworkPtr vshCommandOptNetworkBy(vshControl *ctl, const vshCmd *cmd,
char **name, int flag);
/* default is lookup by Name and UUID */
#define vshCommandOptNetwork(_ctl, _cmd, _name) \
vshCommandOptNetworkBy(_ctl, _cmd, _name, \
VSH_BYUUID|VSH_BYNAME)
static virNWFilterPtr vshCommandOptNWFilterBy(vshControl *ctl, const vshCmd *cmd,
char **name, int flag);
/* default is lookup by Name and UUID */
#define vshCommandOptNWFilter(_ctl, _cmd, _name) \
vshCommandOptNWFilterBy(_ctl, _cmd, _name, \
VSH_BYUUID|VSH_BYNAME)
static virInterfacePtr vshCommandOptInterfaceBy(vshControl *ctl, const vshCmd *cmd,
char **name, int flag);
/* default is lookup by Name and MAC */
#define vshCommandOptInterface(_ctl, _cmd, _name) \
vshCommandOptInterfaceBy(_ctl, _cmd, _name, \
VSH_BYMAC|VSH_BYNAME)
static virStoragePoolPtr vshCommandOptPoolBy(vshControl *ctl, const vshCmd *cmd,
const char *optname, char **name, int flag);
/* default is lookup by Name and UUID */
#define vshCommandOptPool(_ctl, _cmd, _optname, _name) \
vshCommandOptPoolBy(_ctl, _cmd, _optname, _name, \
VSH_BYUUID|VSH_BYNAME)
static virStorageVolPtr vshCommandOptVolBy(vshControl *ctl, const vshCmd *cmd,
const char *optname,
const char *pooloptname,
char **name, int flag);
/* default is lookup by Name and UUID */
#define vshCommandOptVol(_ctl, _cmd,_optname, _pooloptname, _name) \
vshCommandOptVolBy(_ctl, _cmd, _optname, _pooloptname, _name, \
VSH_BYUUID|VSH_BYNAME)
static virSecretPtr vshCommandOptSecret(vshControl *ctl, const vshCmd *cmd,
char **name);
static void vshPrintExtra(vshControl *ctl, const char *format, ...)
ATTRIBUTE_FMT_PRINTF(2, 3);
static void vshDebug(vshControl *ctl, int level, const char *format, ...)
ATTRIBUTE_FMT_PRINTF(3, 4);
/* XXX: add batch support */
#define vshPrint(_ctl, ...) fprintf(stdout, __VA_ARGS__)
static const char *vshDomainStateToString(int state);
static const char *vshDomainVcpuStateToString(int state);
static int vshConnectionUsability(vshControl *ctl, virConnectPtr conn);
static char *editWriteToTempFile (vshControl *ctl, const char *doc);
static int editFile (vshControl *ctl, const char *filename);
static char *editReadBackFile (vshControl *ctl, const char *filename);
static void *_vshMalloc(vshControl *ctl, size_t sz, const char *filename, int line);
#define vshMalloc(_ctl, _sz) _vshMalloc(_ctl, _sz, __FILE__, __LINE__)
static void *_vshCalloc(vshControl *ctl, size_t nmemb, size_t sz, const char *filename, int line);
#define vshCalloc(_ctl, _nmemb, _sz) _vshCalloc(_ctl, _nmemb, _sz, __FILE__, __LINE__)
static void *_vshRealloc(vshControl *ctl, void *ptr, size_t sz, const char *filename, int line);
#define vshRealloc(_ctl, _ptr, _sz) _vshRealloc(_ctl, _ptr, _sz, __FILE__, __LINE__)
static char *_vshStrdup(vshControl *ctl, const char *s, const char *filename, int line);
#define vshStrdup(_ctl, _s) _vshStrdup(_ctl, _s, __FILE__, __LINE__)
static void *
_vshMalloc(vshControl *ctl, size_t size, const char *filename, int line)
{
void *x;
if ((x = malloc(size)))
return x;
vshError(ctl, _("%s: %d: failed to allocate %d bytes"),
filename, line, (int) size);
exit(EXIT_FAILURE);
}
static void *
_vshCalloc(vshControl *ctl, size_t nmemb, size_t size, const char *filename, int line)
{
void *x;
if ((x = calloc(nmemb, size)))
return x;
vshError(ctl, _("%s: %d: failed to allocate %d bytes"),
filename, line, (int) (size*nmemb));
exit(EXIT_FAILURE);
}
static void *
_vshRealloc(vshControl *ctl, void *ptr, size_t size, const char *filename, int line)
{
void *x;
if ((x = realloc(ptr, size)))
return x;
VIR_FREE(ptr);
vshError(ctl, _("%s: %d: failed to allocate %d bytes"),
filename, line, (int) size);
exit(EXIT_FAILURE);
}
static char *
_vshStrdup(vshControl *ctl, const char *s, const char *filename, int line)
{
char *x;
if (s == NULL)
return(NULL);
if ((x = strdup(s)))
return x;
vshError(ctl, _("%s: %d: failed to allocate %lu bytes"),
filename, line, (unsigned long)strlen(s));
exit(EXIT_FAILURE);
}
/* Poison the raw allocating identifiers in favor of our vsh variants. */
#undef malloc
#undef calloc
#undef realloc
#undef strdup
#define malloc use_vshMalloc_instead_of_malloc
#define calloc use_vshCalloc_instead_of_calloc
#define realloc use_vshRealloc_instead_of_realloc
#define strdup use_vshStrdup_instead_of_strdup
static int idsorter(const void *a, const void *b) {
const int *ia = (const int *)a;
const int *ib = (const int *)b;
if (*ia > *ib)
return 1;
else if (*ia < *ib)
return -1;
return 0;
}
static int namesorter(const void *a, const void *b) {
const char **sa = (const char**)a;
const char **sb = (const char**)b;
return strcasecmp(*sa, *sb);
}
static double
prettyCapacity(unsigned long long val,
const char **unit) {
if (val < 1024) {
*unit = "";
return (double)val;
} else if (val < (1024.0l * 1024.0l)) {
*unit = "KB";
return (((double)val / 1024.0l));
} else if (val < (1024.0l * 1024.0l * 1024.0l)) {
*unit = "MB";
return ((double)val / (1024.0l * 1024.0l));
} else if (val < (1024.0l * 1024.0l * 1024.0l * 1024.0l)) {
*unit = "GB";
return ((double)val / (1024.0l * 1024.0l * 1024.0l));
} else {
*unit = "TB";
return ((double)val / (1024.0l * 1024.0l * 1024.0l * 1024.0l));
}
}
static virErrorPtr last_error;
/*
* Quieten libvirt until we're done with the command.
*/
static void
virshErrorHandler(void *unused ATTRIBUTE_UNUSED, virErrorPtr error)
{
virFreeError(last_error);
last_error = virSaveLastError();
if (getenv("VIRSH_DEBUG") != NULL)
virDefaultErrorFunc(error);
}
/*
* Report an error when a command finishes. This is better than before
* (when correct operation would report errors), but it has some
* problems: we lose the smarter formatting of virDefaultErrorFunc(),
* and it can become harder to debug problems, if errors get reported
* twice during one command. This case shouldn't really happen anyway,
* and it's IMHO a bug that libvirt does that sometimes.
*/
static void
virshReportError(vshControl *ctl)
{
if (last_error == NULL) {
/* Calling directly into libvirt util functions won't trigger the
* error callback (which sets last_error), so check it ourselves.
*
* If the returned error has CODE_OK, this most likely means that
* no error was ever raised, so just ignore */
last_error = virSaveLastError();
if (!last_error || last_error->code == VIR_ERR_OK)
goto out;
}
if (last_error->code == VIR_ERR_OK) {
vshError(ctl, "%s", _("unknown error"));
goto out;
}
vshError(ctl, "%s", last_error->message);
out:
virFreeError(last_error);
last_error = NULL;
}
/*
* Detection of disconnections and automatic reconnection support
*/
static int disconnected = 0; /* we may have been disconnected */
#ifdef SIGPIPE
/*
* vshCatchDisconnect:
*
* We get here when a SIGPIPE is being raised, we can't do much in the
* handler, just save the fact it was raised
*/
static void vshCatchDisconnect(int sig, siginfo_t * siginfo,
void* context ATTRIBUTE_UNUSED) {
if ((sig == SIGPIPE) || (siginfo->si_signo == SIGPIPE))
disconnected++;
}
/*
* vshSetupSignals:
*
* Catch SIGPIPE signals which may arise when disconnection
* from libvirtd occurs
*/
static void
vshSetupSignals(void) {
struct sigaction sig_action;
sig_action.sa_sigaction = vshCatchDisconnect;
sig_action.sa_flags = SA_SIGINFO;
sigemptyset(&sig_action.sa_mask);
sigaction(SIGPIPE, &sig_action, NULL);
}
#else
static void
vshSetupSignals(void) {}
#endif
/*
* vshReconnect:
*
* Reconnect after a disconnect from libvirtd
*
*/
static void
vshReconnect(vshControl *ctl) {
if (ctl->conn != NULL)
virConnectClose(ctl->conn);
ctl->conn = virConnectOpenAuth(ctl->name,
virConnectAuthPtrDefault,
ctl->readonly ? VIR_CONNECT_RO : 0);
if (!ctl->conn)
vshError(ctl, "%s", _("Failed to reconnect to the hypervisor"));
else
vshError(ctl, "%s", _("Reconnected to the hypervisor"));
disconnected = 0;
}
/* ---------------
* Commands
* ---------------
*/
/*
* "help" command
*/
static const vshCmdInfo info_help[] = {
{"help", N_("print help")},
{"desc", N_("Prints global help, command specific help, or help for a\n"
" group of related commands")},
{NULL, NULL}
};
static const vshCmdOptDef opts_help[] = {
{"command", VSH_OT_DATA, 0, N_("Prints global help or command specific help.")},
{"group", VSH_OT_DATA, 0, N_("Prints global help or help for a group of related commands.")},
{NULL, 0, 0, NULL}
};
static int
cmdHelp(vshControl *ctl, const vshCmd *cmd)
{
const vshCmdDef *c;
const vshCmdGrp *g;
const char *name;
name = vshCommandOptString(cmd, "command", NULL);
if (!name)
name = vshCommandOptString(cmd, "group", NULL);
if (!name) {
const vshCmdGrp *grp;
const vshCmdDef *def;
vshPrint(ctl, "%s", _("Grouped commands:\n\n"));
for (grp = cmdGroups; grp->name; grp++) {
vshPrint(ctl, _(" %s (help keyword '%s'):\n"), grp->name,
grp->keyword);
for (def = grp->commands; def->name; def++)
vshPrint(ctl, " %-30s %s\n", def->name,
_(vshCmddefGetInfo(def, "help")));
vshPrint(ctl, "\n");
}
return TRUE;
}
if ((c = vshCmddefSearch(name))) {
return vshCmddefHelp(ctl, name);
} else if ((g = vshCmdGrpSearch(name))) {
return vshCmdGrpHelp(ctl, name);
} else {
vshError(ctl, _("command or command group '%s' doesn't exist"), name);
return FALSE;
}
}
/*
* "autostart" command
*/
static const vshCmdInfo info_autostart[] = {
{"help", N_("autostart a domain")},
{"desc",
N_("Configure a domain to be automatically started at boot.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_autostart[] = {
{"domain", VSH_OT_DATA, VSH_OFLAG_REQ, N_("domain name, id or uuid")},
{"disable", VSH_OT_BOOL, 0, N_("disable autostarting")},
{NULL, 0, 0, NULL}
};
static int
cmdAutostart(vshControl *ctl, const vshCmd *cmd)
{
virDomainPtr dom;
char *name;
int autostart;
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
if (!(dom = vshCommandOptDomain(ctl, cmd, &name)))
return FALSE;
autostart = !vshCommandOptBool(cmd, "disable");
if (virDomainSetAutostart(dom, autostart) < 0) {
if (autostart)
vshError(ctl, _("Failed to mark domain %s as autostarted"), name);
else
vshError(ctl, _("Failed to unmark domain %s as autostarted"), name);
virDomainFree(dom);
return FALSE;
}
if (autostart)
vshPrint(ctl, _("Domain %s marked as autostarted\n"), name);
else
vshPrint(ctl, _("Domain %s unmarked as autostarted\n"), name);
virDomainFree(dom);
return TRUE;
}
/*
* "connect" command
*/
static const vshCmdInfo info_connect[] = {
{"help", N_("(re)connect to hypervisor")},
{"desc",
N_("Connect to local hypervisor. This is built-in command after shell start up.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_connect[] = {
{"name", VSH_OT_DATA, 0, N_("hypervisor connection URI")},
{"readonly", VSH_OT_BOOL, 0, N_("read-only connection")},
{NULL, 0, 0, NULL}
};
static int
cmdConnect(vshControl *ctl, const vshCmd *cmd)
{
int ro = vshCommandOptBool(cmd, "readonly");
char *name;
if (ctl->conn) {
int ret;
if ((ret = virConnectClose(ctl->conn)) != 0) {
vshError(ctl, _("Failed to disconnect from the hypervisor, %d leaked reference(s)"), ret);
return FALSE;
}
ctl->conn = NULL;
}
VIR_FREE(ctl->name);
name = vshCommandOptString(cmd, "name", NULL);
if (!name)
return FALSE;
ctl->name = vshStrdup(ctl, name);
if (!ro) {
ctl->readonly = 0;
} else {
ctl->readonly = 1;
}
ctl->conn = virConnectOpenAuth(ctl->name, virConnectAuthPtrDefault,
ctl->readonly ? VIR_CONNECT_RO : 0);
if (!ctl->conn)
vshError(ctl, "%s", _("Failed to connect to the hypervisor"));
return ctl->conn ? TRUE : FALSE;
}
#ifndef WIN32
/*
* "console" command
*/
static const vshCmdInfo info_console[] = {
{"help", N_("connect to the guest console")},
{"desc",
N_("Connect the virtual serial console for the guest")},
{NULL, NULL}
};
static const vshCmdOptDef opts_console[] = {
{"domain", VSH_OT_DATA, VSH_OFLAG_REQ, N_("domain name, id or uuid")},
{"devname", VSH_OT_STRING, 0, N_("character device name")},
{NULL, 0, 0, NULL}
};
static int
cmdRunConsole(vshControl *ctl, virDomainPtr dom, const char *devname)
{
int ret = FALSE;
virDomainInfo dominfo;
if (virDomainGetInfo(dom, &dominfo) < 0) {
vshError(ctl, "%s", _("Unable to get domain status"));
goto cleanup;
}
if (dominfo.state == VIR_DOMAIN_SHUTOFF) {
vshError(ctl, "%s", _("The domain is not running"));
goto cleanup;
}
vshPrintExtra(ctl, _("Connected to domain %s\n"), virDomainGetName(dom));
vshPrintExtra(ctl, "%s", _("Escape character is ^]\n"));
if (vshRunConsole(dom, devname) == 0)
ret = TRUE;
cleanup:
return ret;
}
static int
cmdConsole(vshControl *ctl, const vshCmd *cmd)
{
virDomainPtr dom;
int ret;
const char *devname;
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
if (!(dom = vshCommandOptDomain(ctl, cmd, NULL)))
return FALSE;
devname = vshCommandOptString(cmd, "devname", NULL);
ret = cmdRunConsole(ctl, dom, devname);
virDomainFree(dom);
return ret;
}
#endif /* WIN32 */
/*
* "list" command
*/
static const vshCmdInfo info_list[] = {
{"help", N_("list domains")},
{"desc", N_("Returns list of domains.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_list[] = {
{"inactive", VSH_OT_BOOL, 0, N_("list inactive domains")},
{"all", VSH_OT_BOOL, 0, N_("list inactive & active domains")},
{NULL, 0, 0, NULL}
};
static int
cmdList(vshControl *ctl, const vshCmd *cmd ATTRIBUTE_UNUSED)
{
int inactive = vshCommandOptBool(cmd, "inactive");
int all = vshCommandOptBool(cmd, "all");
int active = !inactive || all ? 1 : 0;
int *ids = NULL, maxid = 0, i;
char **names = NULL;
int maxname = 0;
inactive |= all;
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
if (active) {
maxid = virConnectNumOfDomains(ctl->conn);
if (maxid < 0) {
vshError(ctl, "%s", _("Failed to list active domains"));
return FALSE;
}
if (maxid) {
ids = vshMalloc(ctl, sizeof(int) * maxid);
if ((maxid = virConnectListDomains(ctl->conn, &ids[0], maxid)) < 0) {
vshError(ctl, "%s", _("Failed to list active domains"));
VIR_FREE(ids);
return FALSE;
}
qsort(&ids[0], maxid, sizeof(int), idsorter);
}
}
if (inactive) {
maxname = virConnectNumOfDefinedDomains(ctl->conn);
if (maxname < 0) {
vshError(ctl, "%s", _("Failed to list inactive domains"));
VIR_FREE(ids);
return FALSE;
}
if (maxname) {
names = vshMalloc(ctl, sizeof(char *) * maxname);
if ((maxname = virConnectListDefinedDomains(ctl->conn, names, maxname)) < 0) {
vshError(ctl, "%s", _("Failed to list inactive domains"));
VIR_FREE(ids);
VIR_FREE(names);
return FALSE;
}
qsort(&names[0], maxname, sizeof(char*), namesorter);
}
}
vshPrintExtra(ctl, "%3s %-20s %s\n", _("Id"), _("Name"), _("State"));
vshPrintExtra(ctl, "----------------------------------\n");
for (i = 0; i < maxid; i++) {
virDomainInfo info;
virDomainPtr dom = virDomainLookupByID(ctl->conn, ids[i]);
const char *state;
/* this kind of work with domains is not atomic operation */
if (!dom)
continue;
if (virDomainGetInfo(dom, &info) < 0)
state = _("no state");
else
state = _(vshDomainStateToString(info.state));
vshPrint(ctl, "%3d %-20s %s\n",
virDomainGetID(dom),
virDomainGetName(dom),
state);
virDomainFree(dom);
}
for (i = 0; i < maxname; i++) {
virDomainInfo info;
virDomainPtr dom = virDomainLookupByName(ctl->conn, names[i]);
const char *state;
/* this kind of work with domains is not atomic operation */
if (!dom) {
VIR_FREE(names[i]);
continue;
}
if (virDomainGetInfo(dom, &info) < 0)
state = _("no state");
else
state = _(vshDomainStateToString(info.state));
vshPrint(ctl, "%3s %-20s %s\n", "-", names[i], state);
virDomainFree(dom);
VIR_FREE(names[i]);
}
VIR_FREE(ids);
VIR_FREE(names);
return TRUE;
}
/*
* "domstate" command
*/
static const vshCmdInfo info_domstate[] = {
{"help", N_("domain state")},
{"desc", N_("Returns state about a domain.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_domstate[] = {
{"domain", VSH_OT_DATA, VSH_OFLAG_REQ, N_("domain name, id or uuid")},
{NULL, 0, 0, NULL}
};
static int
cmdDomstate(vshControl *ctl, const vshCmd *cmd)
{
virDomainInfo info;
virDomainPtr dom;
int ret = TRUE;
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
if (!(dom = vshCommandOptDomain(ctl, cmd, NULL)))
return FALSE;
if (virDomainGetInfo(dom, &info) == 0)
vshPrint(ctl, "%s\n",
_(vshDomainStateToString(info.state)));
else
ret = FALSE;
virDomainFree(dom);
return ret;
}
/* "domblkstat" command
*/
static const vshCmdInfo info_domblkstat[] = {
{"help", N_("get device block stats for a domain")},
{"desc", N_("Get device block stats for a running domain.")},
{NULL,NULL}
};
static const vshCmdOptDef opts_domblkstat[] = {
{"domain", VSH_OT_DATA, VSH_OFLAG_REQ, N_("domain name, id or uuid")},
{"device", VSH_OT_DATA, VSH_OFLAG_REQ, N_("block device")},
{NULL, 0, 0, NULL}
};
static int
cmdDomblkstat (vshControl *ctl, const vshCmd *cmd)
{
virDomainPtr dom;
char *name, *device;
struct _virDomainBlockStats stats;
if (!vshConnectionUsability (ctl, ctl->conn))
return FALSE;
if (!(dom = vshCommandOptDomain (ctl, cmd, &name)))
return FALSE;
if (!(device = vshCommandOptString (cmd, "device", NULL))) {
virDomainFree(dom);
return FALSE;
}
if (virDomainBlockStats (dom, device, &stats, sizeof stats) == -1) {
vshError(ctl, _("Failed to get block stats %s %s"), name, device);
virDomainFree(dom);
return FALSE;
}
if (stats.rd_req >= 0)
vshPrint (ctl, "%s rd_req %lld\n", device, stats.rd_req);
if (stats.rd_bytes >= 0)
vshPrint (ctl, "%s rd_bytes %lld\n", device, stats.rd_bytes);
if (stats.wr_req >= 0)
vshPrint (ctl, "%s wr_req %lld\n", device, stats.wr_req);
if (stats.wr_bytes >= 0)
vshPrint (ctl, "%s wr_bytes %lld\n", device, stats.wr_bytes);
if (stats.errs >= 0)
vshPrint (ctl, "%s errs %lld\n", device, stats.errs);
virDomainFree(dom);
return TRUE;
}
/* "domifstat" command
*/
static const vshCmdInfo info_domifstat[] = {
{"help", N_("get network interface stats for a domain")},
{"desc", N_("Get network interface stats for a running domain.")},
{NULL,NULL}
};
static const vshCmdOptDef opts_domifstat[] = {
{"domain", VSH_OT_DATA, VSH_OFLAG_REQ, N_("domain name, id or uuid")},
{"interface", VSH_OT_DATA, VSH_OFLAG_REQ, N_("interface device")},
{NULL, 0, 0, NULL}
};
static int
cmdDomIfstat (vshControl *ctl, const vshCmd *cmd)
{
virDomainPtr dom;
char *name, *device;
struct _virDomainInterfaceStats stats;
if (!vshConnectionUsability (ctl, ctl->conn))
return FALSE;
if (!(dom = vshCommandOptDomain (ctl, cmd, &name)))
return FALSE;
if (!(device = vshCommandOptString (cmd, "interface", NULL))) {
virDomainFree(dom);
return FALSE;
}
if (virDomainInterfaceStats (dom, device, &stats, sizeof stats) == -1) {
vshError(ctl, _("Failed to get interface stats %s %s"), name, device);
virDomainFree(dom);
return FALSE;
}
if (stats.rx_bytes >= 0)
vshPrint (ctl, "%s rx_bytes %lld\n", device, stats.rx_bytes);
if (stats.rx_packets >= 0)
vshPrint (ctl, "%s rx_packets %lld\n", device, stats.rx_packets);
if (stats.rx_errs >= 0)
vshPrint (ctl, "%s rx_errs %lld\n", device, stats.rx_errs);
if (stats.rx_drop >= 0)
vshPrint (ctl, "%s rx_drop %lld\n", device, stats.rx_drop);
if (stats.tx_bytes >= 0)
vshPrint (ctl, "%s tx_bytes %lld\n", device, stats.tx_bytes);
if (stats.tx_packets >= 0)
vshPrint (ctl, "%s tx_packets %lld\n", device, stats.tx_packets);
if (stats.tx_errs >= 0)
vshPrint (ctl, "%s tx_errs %lld\n", device, stats.tx_errs);
if (stats.tx_drop >= 0)
vshPrint (ctl, "%s tx_drop %lld\n", device, stats.tx_drop);
virDomainFree(dom);
return TRUE;
}
/*
* "dommemstats" command
*/
static const vshCmdInfo info_dommemstat[] = {
{"help", N_("get memory statistics for a domain")},
{"desc", N_("Get memory statistics for a runnng domain.")},
{NULL,NULL}
};
static const vshCmdOptDef opts_dommemstat[] = {
{"domain", VSH_OT_DATA, VSH_OFLAG_REQ, N_("domain name, id or uuid")},
{NULL, 0, 0, NULL}
};
static int
cmdDomMemStat(vshControl *ctl, const vshCmd *cmd)
{
virDomainPtr dom;
char *name;
struct _virDomainMemoryStat stats[VIR_DOMAIN_MEMORY_STAT_NR];
unsigned int nr_stats, i;
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
if (!(dom = vshCommandOptDomain(ctl, cmd, &name)))
return FALSE;
nr_stats = virDomainMemoryStats (dom, stats, VIR_DOMAIN_MEMORY_STAT_NR, 0);
if (nr_stats == -1) {
vshError(ctl, _("Failed to get memory statistics for domain %s"), name);
virDomainFree(dom);
return FALSE;
}
for (i = 0; i < nr_stats; i++) {
if (stats[i].tag == VIR_DOMAIN_MEMORY_STAT_SWAP_IN)
vshPrint (ctl, "swap_in %llu\n", stats[i].val);
if (stats[i].tag == VIR_DOMAIN_MEMORY_STAT_SWAP_OUT)
vshPrint (ctl, "swap_out %llu\n", stats[i].val);
if (stats[i].tag == VIR_DOMAIN_MEMORY_STAT_MAJOR_FAULT)
vshPrint (ctl, "major_fault %llu\n", stats[i].val);
if (stats[i].tag == VIR_DOMAIN_MEMORY_STAT_MINOR_FAULT)
vshPrint (ctl, "minor_fault %llu\n", stats[i].val);
if (stats[i].tag == VIR_DOMAIN_MEMORY_STAT_UNUSED)
vshPrint (ctl, "unused %llu\n", stats[i].val);
if (stats[i].tag == VIR_DOMAIN_MEMORY_STAT_AVAILABLE)
vshPrint (ctl, "available %llu\n", stats[i].val);
}
virDomainFree(dom);
return TRUE;
}
/*
* "domblkinfo" command
*/
static const vshCmdInfo info_domblkinfo[] = {
{"help", N_("domain block device size information")},
{"desc", N_("Get block device size info for a domain.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_domblkinfo[] = {
{"domain", VSH_OT_DATA, VSH_OFLAG_REQ, N_("domain name, id or uuid")},
{"device", VSH_OT_DATA, VSH_OFLAG_REQ, N_("block device")},
{NULL, 0, 0, NULL}
};
static int
cmdDomblkinfo(vshControl *ctl, const vshCmd *cmd)
{
virDomainBlockInfo info;
virDomainPtr dom;
int ret = TRUE;
const char *device;
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
if (!(dom = vshCommandOptDomain(ctl, cmd, NULL)))
return FALSE;
if (!(device = vshCommandOptString (cmd, "device", NULL))) {
virDomainFree(dom);
return FALSE;
}
if (virDomainGetBlockInfo(dom, device, &info, 0) < 0) {
virDomainFree(dom);
return FALSE;
}
vshPrint(ctl, "%-15s %llu\n", _("Capacity:"), info.capacity);
vshPrint(ctl, "%-15s %llu\n", _("Allocation:"), info.allocation);
vshPrint(ctl, "%-15s %llu\n", _("Physical:"), info.physical);
virDomainFree(dom);
return ret;
}
/*
* "suspend" command
*/
static const vshCmdInfo info_suspend[] = {
{"help", N_("suspend a domain")},
{"desc", N_("Suspend a running domain.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_suspend[] = {
{"domain", VSH_OT_DATA, VSH_OFLAG_REQ, N_("domain name, id or uuid")},
{NULL, 0, 0, NULL}
};
static int
cmdSuspend(vshControl *ctl, const vshCmd *cmd)
{
virDomainPtr dom;
char *name;
int ret = TRUE;
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
if (!(dom = vshCommandOptDomain(ctl, cmd, &name)))
return FALSE;
if (virDomainSuspend(dom) == 0) {
vshPrint(ctl, _("Domain %s suspended\n"), name);
} else {
vshError(ctl, _("Failed to suspend domain %s"), name);
ret = FALSE;
}
virDomainFree(dom);
return ret;
}
/*
* "create" command
*/
static const vshCmdInfo info_create[] = {
{"help", N_("create a domain from an XML file")},
{"desc", N_("Create a domain.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_create[] = {
{"file", VSH_OT_DATA, VSH_OFLAG_REQ, N_("file containing an XML domain description")},
#ifndef WIN32
{"console", VSH_OT_BOOL, 0, N_("attach to console after creation")},
#endif
{"paused", VSH_OT_BOOL, 0, N_("leave the guest paused after creation")},
{NULL, 0, 0, NULL}
};
static int
cmdCreate(vshControl *ctl, const vshCmd *cmd)
{
virDomainPtr dom;
char *from;
int found;
int ret = TRUE;
char *buffer;
#ifndef WIN32
int console = vshCommandOptBool(cmd, "console");
#endif
unsigned int flags = VIR_DOMAIN_NONE;
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
from = vshCommandOptString(cmd, "file", &found);
if (!found)
return FALSE;
if (virFileReadAll(from, VIRSH_MAX_XML_FILE, &buffer) < 0)
return FALSE;
if (vshCommandOptBool(cmd, "paused"))
flags |= VIR_DOMAIN_START_PAUSED;
dom = virDomainCreateXML(ctl->conn, buffer, flags);
VIR_FREE(buffer);
if (dom != NULL) {
vshPrint(ctl, _("Domain %s created from %s\n"),
virDomainGetName(dom), from);
#ifndef WIN32
if (console)
cmdRunConsole(ctl, dom, NULL);
#endif
virDomainFree(dom);
} else {
vshError(ctl, _("Failed to create domain from %s"), from);
ret = FALSE;
}
return ret;
}
/*
* "define" command
*/
static const vshCmdInfo info_define[] = {
{"help", N_("define (but don't start) a domain from an XML file")},
{"desc", N_("Define a domain.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_define[] = {
{"file", VSH_OT_DATA, VSH_OFLAG_REQ, N_("file containing an XML domain description")},
{NULL, 0, 0, NULL}
};
static int
cmdDefine(vshControl *ctl, const vshCmd *cmd)
{
virDomainPtr dom;
char *from;
int found;
int ret = TRUE;
char *buffer;
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
from = vshCommandOptString(cmd, "file", &found);
if (!found)
return FALSE;
if (virFileReadAll(from, VIRSH_MAX_XML_FILE, &buffer) < 0)
return FALSE;
dom = virDomainDefineXML(ctl->conn, buffer);
VIR_FREE(buffer);
if (dom != NULL) {
vshPrint(ctl, _("Domain %s defined from %s\n"),
virDomainGetName(dom), from);
virDomainFree(dom);
} else {
vshError(ctl, _("Failed to define domain from %s"), from);
ret = FALSE;
}
return ret;
}
/*
* "undefine" command
*/
static const vshCmdInfo info_undefine[] = {
{"help", N_("undefine an inactive domain")},
{"desc", N_("Undefine the configuration for an inactive domain.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_undefine[] = {
{"domain", VSH_OT_DATA, VSH_OFLAG_REQ, N_("domain name or uuid")},
{NULL, 0, 0, NULL}
};
static int
cmdUndefine(vshControl *ctl, const vshCmd *cmd)
{
virDomainPtr dom;
int ret = TRUE;
char *name;
int found;
int id;
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
name = vshCommandOptString(cmd, "domain", &found);
if (!found)
return FALSE;
if (name && virStrToLong_i(name, NULL, 10, &id) == 0
&& id >= 0 && (dom = virDomainLookupByID(ctl->conn, id))) {
vshError(ctl,
_("a running domain like %s cannot be undefined;\n"
"to undefine, first shutdown then undefine"
" using its name or UUID"),
name);
virDomainFree(dom);
return FALSE;
}
if (!(dom = vshCommandOptDomainBy(ctl, cmd, &name,
VSH_BYNAME|VSH_BYUUID)))
return FALSE;
if (virDomainUndefine(dom) == 0) {
vshPrint(ctl, _("Domain %s has been undefined\n"), name);
} else {
vshError(ctl, _("Failed to undefine domain %s"), name);
ret = FALSE;
}
virDomainFree(dom);
return ret;
}
/*
* "start" command
*/
static const vshCmdInfo info_start[] = {
{"help", N_("start a (previously defined) inactive domain")},
{"desc", N_("Start a domain, either from the last managedsave\n"
" state, or via a fresh boot if no managedsave state\n"
" is present.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_start[] = {
{"domain", VSH_OT_DATA, VSH_OFLAG_REQ, N_("name of the inactive domain")},
#ifndef WIN32
{"console", VSH_OT_BOOL, 0, N_("attach to console after creation")},
#endif
{"paused", VSH_OT_BOOL, 0, N_("leave the guest paused after creation")},
{NULL, 0, 0, NULL}
};
static int
cmdStart(vshControl *ctl, const vshCmd *cmd)
{
virDomainPtr dom;
int ret = TRUE;
#ifndef WIN32
int console = vshCommandOptBool(cmd, "console");
#endif
unsigned int flags = VIR_DOMAIN_NONE;
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
if (!(dom = vshCommandOptDomainBy(ctl, cmd, NULL, VSH_BYNAME)))
return FALSE;
if (virDomainGetID(dom) != (unsigned int)-1) {
vshError(ctl, "%s", _("Domain is already active"));
virDomainFree(dom);
return FALSE;
}
if (vshCommandOptBool(cmd, "paused"))
flags |= VIR_DOMAIN_START_PAUSED;
/* Prefer older API unless we have to pass a flag. */
if ((flags ? virDomainCreateWithFlags(dom, flags)
: virDomainCreate(dom)) == 0) {
vshPrint(ctl, _("Domain %s started\n"),
virDomainGetName(dom));
#ifndef WIN32
if (console)
cmdRunConsole(ctl, dom, NULL);
#endif
} else {
vshError(ctl, _("Failed to start domain %s"), virDomainGetName(dom));
ret = FALSE;
}
virDomainFree(dom);
return ret;
}
/*
* "save" command
*/
static const vshCmdInfo info_save[] = {
{"help", N_("save a domain state to a file")},
{"desc", N_("Save a running domain.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_save[] = {
{"domain", VSH_OT_DATA, VSH_OFLAG_REQ, N_("domain name, id or uuid")},
{"file", VSH_OT_DATA, VSH_OFLAG_REQ, N_("where to save the data")},
{NULL, 0, 0, NULL}
};
static int
cmdSave(vshControl *ctl, const vshCmd *cmd)
{
virDomainPtr dom;
char *name;
char *to;
int ret = TRUE;
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
if (!(to = vshCommandOptString(cmd, "file", NULL)))
return FALSE;
if (!(dom = vshCommandOptDomain(ctl, cmd, &name)))
return FALSE;
if (virDomainSave(dom, to) == 0) {
vshPrint(ctl, _("Domain %s saved to %s\n"), name, to);
} else {
vshError(ctl, _("Failed to save domain %s to %s"), name, to);
ret = FALSE;
}
virDomainFree(dom);
return ret;
}
/*
* "managedsave" command
*/
static const vshCmdInfo info_managedsave[] = {
{"help", N_("managed save of a domain state")},
{"desc", N_("Save and destroy a running domain, so it can be restarted from\n"
" the same state at a later time. When the virsh 'start'\n"
" command is next run for the domain, it will automatically\n"
" be started from this saved state.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_managedsave[] = {
{"domain", VSH_OT_DATA, VSH_OFLAG_REQ, N_("domain name, id or uuid")},
{NULL, 0, 0, NULL}
};
static int
cmdManagedSave(vshControl *ctl, const vshCmd *cmd)
{
virDomainPtr dom;
char *name;
int ret = TRUE;
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
if (!(dom = vshCommandOptDomain(ctl, cmd, &name)))
return FALSE;
if (virDomainManagedSave(dom, 0) == 0) {
vshPrint(ctl, _("Domain %s state saved by libvirt\n"), name);
} else {
vshError(ctl, _("Failed to save domain %s state"), name);
ret = FALSE;
}
virDomainFree(dom);
return ret;
}
/*
* "managedsave-remove" command
*/
static const vshCmdInfo info_managedsaveremove[] = {
{"help", N_("Remove managed save of a domain")},
{"desc", N_("Remove an existing managed save state file from a domain")},
{NULL, NULL}
};
static const vshCmdOptDef opts_managedsaveremove[] = {
{"domain", VSH_OT_DATA, VSH_OFLAG_REQ, N_("domain name, id or uuid")},
{NULL, 0, 0, NULL}
};
static int
cmdManagedSaveRemove(vshControl *ctl, const vshCmd *cmd)
{
virDomainPtr dom;
char *name;
int ret = FALSE;
int hassave;
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
if (!(dom = vshCommandOptDomain(ctl, cmd, &name)))
return FALSE;
hassave = virDomainHasManagedSaveImage(dom, 0);
if (hassave < 0) {
vshError(ctl, "%s", _("Failed to check for domain managed save image"));
goto cleanup;
}
if (hassave) {
if (virDomainManagedSaveRemove(dom, 0) < 0) {
vshError(ctl, _("Failed to remove managed save image for domain %s"),
name);
goto cleanup;
}
else
vshPrint(ctl, _("Removed managedsave image for domain %s"), name);
}
else
vshPrint(ctl, _("Domain %s has no manage save image; removal skipped"),
name);
ret = TRUE;
cleanup:
virDomainFree(dom);
return ret;
}
/*
* "schedinfo" command
*/
static const vshCmdInfo info_schedinfo[] = {
{"help", N_("show/set scheduler parameters")},
{"desc", N_("Show/Set scheduler parameters.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_schedinfo[] = {
{"domain", VSH_OT_DATA, VSH_OFLAG_REQ, N_("domain name, id or uuid")},
{"set", VSH_OT_STRING, VSH_OFLAG_NONE, N_("parameter=value")},
{"weight", VSH_OT_INT, VSH_OFLAG_NONE, N_("weight for XEN_CREDIT")},
{"cap", VSH_OT_INT, VSH_OFLAG_NONE, N_("cap for XEN_CREDIT")},
{NULL, 0, 0, NULL}
};
static int
cmdSchedInfoUpdate(vshControl *ctl, const vshCmd *cmd,
virSchedParameterPtr param)
{
int found;
char *data;
/* Legacy 'weight' parameter */
if (STREQ(param->field, "weight") &&
param->type == VIR_DOMAIN_SCHED_FIELD_UINT &&
vshCommandOptBool(cmd, "weight")) {
int val;
val = vshCommandOptInt(cmd, "weight", &found);
if (!found) {
vshError(ctl, "%s", _("Invalid value of weight"));
return -1;
} else {
param->value.ui = val;
}
return 1;
}
/* Legacy 'cap' parameter */
if (STREQ(param->field, "cap") &&
param->type == VIR_DOMAIN_SCHED_FIELD_UINT &&
vshCommandOptBool(cmd, "cap")) {
int val;
val = vshCommandOptInt(cmd, "cap", &found);
if (!found) {
vshError(ctl, "%s", _("Invalid value of cap"));
return -1;
} else {
param->value.ui = val;
}
return 1;
}
if ((data = vshCommandOptString(cmd, "set", NULL))) {
char *val = strchr(data, '=');
int match = 0;
if (!val) {
vshError(ctl, "%s", _("Invalid syntax for --set, expecting name=value"));
return -1;
}
*val = '\0';
match = STREQ(data, param->field);
*val = '=';
val++;
if (!match)
return 0;
switch (param->type) {
case VIR_DOMAIN_SCHED_FIELD_INT:
if (virStrToLong_i(val, NULL, 10, &param->value.i) < 0) {
vshError(ctl, "%s",
_("Invalid value for parameter, expecting an int"));
return -1;
}
break;
case VIR_DOMAIN_SCHED_FIELD_UINT:
if (virStrToLong_ui(val, NULL, 10, &param->value.ui) < 0) {
vshError(ctl, "%s",
_("Invalid value for parameter, expecting an unsigned int"));
return -1;
}
break;
case VIR_DOMAIN_SCHED_FIELD_LLONG:
if (virStrToLong_ll(val, NULL, 10, &param->value.l) < 0) {
vshError(ctl, "%s",
_("Invalid value for parameter, expecting a long long"));
return -1;
}
break;
case VIR_DOMAIN_SCHED_FIELD_ULLONG:
if (virStrToLong_ull(val, NULL, 10, &param->value.ul) < 0) {
vshError(ctl, "%s",
_("Invalid value for parameter, expecting an unsigned long long"));
return -1;
}
break;
case VIR_DOMAIN_SCHED_FIELD_DOUBLE:
if (virStrToDouble(val, NULL, &param->value.d) < 0) {
vshError(ctl, "%s", _("Invalid value for parameter, expecting a double"));
return -1;
}
break;
case VIR_DOMAIN_SCHED_FIELD_BOOLEAN:
param->value.b = STREQ(val, "0") ? 0 : 1;
}
return 1;
}
return 0;
}
static int
cmdSchedinfo(vshControl *ctl, const vshCmd *cmd)
{
char *schedulertype;
virDomainPtr dom;
virSchedParameterPtr params = NULL;
int nparams = 0;
int update = 0;
int i, ret;
int ret_val = FALSE;
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
if (!(dom = vshCommandOptDomain(ctl, cmd, NULL)))
return FALSE;
/* Print SchedulerType */
schedulertype = virDomainGetSchedulerType(dom, &nparams);
if (schedulertype!= NULL){
vshPrint(ctl, "%-15s: %s\n", _("Scheduler"),
schedulertype);
VIR_FREE(schedulertype);
} else {
vshPrint(ctl, "%-15s: %s\n", _("Scheduler"), _("Unknown"));
goto cleanup;
}
if (nparams) {
params = vshMalloc(ctl, sizeof(virSchedParameter)* nparams);
memset(params, 0, sizeof(virSchedParameter)* nparams);
ret = virDomainGetSchedulerParameters(dom, params, &nparams);
if (ret == -1)
goto cleanup;
/* See if any params are being set */
for (i = 0; i < nparams; i++){
ret = cmdSchedInfoUpdate(ctl, cmd, &(params[i]));
if (ret == -1)
goto cleanup;
if (ret == 1)
update = 1;
}
/* Update parameters & refresh data */
if (update) {
ret = virDomainSetSchedulerParameters(dom, params, nparams);
if (ret == -1)
goto cleanup;
ret = virDomainGetSchedulerParameters(dom, params, &nparams);
if (ret == -1)
goto cleanup;
} else {
/* See if we've tried to --set var=val. If so, the fact that
we reach this point (with update == 0) means that "var" did
not match any of the settable parameters. Report the error. */
char *var_value_pair = vshCommandOptString(cmd, "set", NULL);
if (var_value_pair) {
vshError(ctl, _("invalid scheduler option: %s"),
var_value_pair);
goto cleanup;
}
}
ret_val = TRUE;
for (i = 0; i < nparams; i++){
switch (params[i].type) {
case VIR_DOMAIN_SCHED_FIELD_INT:
vshPrint(ctl, "%-15s: %d\n", params[i].field, params[i].value.i);
break;
case VIR_DOMAIN_SCHED_FIELD_UINT:
vshPrint(ctl, "%-15s: %u\n", params[i].field, params[i].value.ui);
break;
case VIR_DOMAIN_SCHED_FIELD_LLONG:
vshPrint(ctl, "%-15s: %lld\n", params[i].field, params[i].value.l);
break;
case VIR_DOMAIN_SCHED_FIELD_ULLONG:
vshPrint(ctl, "%-15s: %llu\n", params[i].field, params[i].value.ul);
break;
case VIR_DOMAIN_SCHED_FIELD_DOUBLE:
vshPrint(ctl, "%-15s: %f\n", params[i].field, params[i].value.d);
break;
case VIR_DOMAIN_SCHED_FIELD_BOOLEAN:
vshPrint(ctl, "%-15s: %d\n", params[i].field, params[i].value.b);
break;
default:
vshPrint(ctl, "not implemented scheduler parameter type\n");
}
}
}
cleanup:
VIR_FREE(params);
virDomainFree(dom);
return ret_val;
}
/*
* "restore" command
*/
static const vshCmdInfo info_restore[] = {
{"help", N_("restore a domain from a saved state in a file")},
{"desc", N_("Restore a domain.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_restore[] = {
{"file", VSH_OT_DATA, VSH_OFLAG_REQ, N_("the state to restore")},
{NULL, 0, 0, NULL}
};
static int
cmdRestore(vshControl *ctl, const vshCmd *cmd)
{
char *from;
int found;
int ret = TRUE;
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
from = vshCommandOptString(cmd, "file", &found);
if (!found)
return FALSE;
if (virDomainRestore(ctl->conn, from) == 0) {
vshPrint(ctl, _("Domain restored from %s\n"), from);
} else {
vshError(ctl, _("Failed to restore domain from %s"), from);
ret = FALSE;
}
return ret;
}
/*
* "dump" command
*/
static const vshCmdInfo info_dump[] = {
{"help", N_("dump the core of a domain to a file for analysis")},
{"desc", N_("Core dump a domain.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_dump[] = {
{"live", VSH_OT_BOOL, 0, N_("perform a live core dump if supported")},
{"crash", VSH_OT_BOOL, 0, N_("crash the domain after core dump")},
{"domain", VSH_OT_DATA, VSH_OFLAG_REQ, N_("domain name, id or uuid")},
{"file", VSH_OT_DATA, VSH_OFLAG_REQ, N_("where to dump the core")},
{NULL, 0, 0, NULL}
};
static int
cmdDump(vshControl *ctl, const vshCmd *cmd)
{
virDomainPtr dom;
char *name;
char *to;
int ret = TRUE;
int flags = 0;
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
if (!(to = vshCommandOptString(cmd, "file", NULL)))
return FALSE;
if (!(dom = vshCommandOptDomain(ctl, cmd, &name)))
return FALSE;
if (vshCommandOptBool (cmd, "live"))
flags |= VIR_DUMP_LIVE;
if (vshCommandOptBool (cmd, "crash"))
flags |= VIR_DUMP_CRASH;
if (virDomainCoreDump(dom, to, flags) == 0) {
vshPrint(ctl, _("Domain %s dumped to %s\n"), name, to);
} else {
vshError(ctl, _("Failed to core dump domain %s to %s"), name, to);
ret = FALSE;
}
virDomainFree(dom);
return ret;
}
/*
* "resume" command
*/
static const vshCmdInfo info_resume[] = {
{"help", N_("resume a domain")},
{"desc", N_("Resume a previously suspended domain.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_resume[] = {
{"domain", VSH_OT_DATA, VSH_OFLAG_REQ, N_("domain name, id or uuid")},
{NULL, 0, 0, NULL}
};
static int
cmdResume(vshControl *ctl, const vshCmd *cmd)
{
virDomainPtr dom;
int ret = TRUE;
char *name;
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
if (!(dom = vshCommandOptDomain(ctl, cmd, &name)))
return FALSE;
if (virDomainResume(dom) == 0) {
vshPrint(ctl, _("Domain %s resumed\n"), name);
} else {
vshError(ctl, _("Failed to resume domain %s"), name);
ret = FALSE;
}
virDomainFree(dom);
return ret;
}
/*
* "shutdown" command
*/
static const vshCmdInfo info_shutdown[] = {
{"help", N_("gracefully shutdown a domain")},
{"desc", N_("Run shutdown in the target domain.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_shutdown[] = {
{"domain", VSH_OT_DATA, VSH_OFLAG_REQ, N_("domain name, id or uuid")},
{NULL, 0, 0, NULL}
};
static int
cmdShutdown(vshControl *ctl, const vshCmd *cmd)
{
virDomainPtr dom;
int ret = TRUE;
char *name;
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
if (!(dom = vshCommandOptDomain(ctl, cmd, &name)))
return FALSE;
if (virDomainShutdown(dom) == 0) {
vshPrint(ctl, _("Domain %s is being shutdown\n"), name);
} else {
vshError(ctl, _("Failed to shutdown domain %s"), name);
ret = FALSE;
}
virDomainFree(dom);
return ret;
}
/*
* "reboot" command
*/
static const vshCmdInfo info_reboot[] = {
{"help", N_("reboot a domain")},
{"desc", N_("Run a reboot command in the target domain.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_reboot[] = {
{"domain", VSH_OT_DATA, VSH_OFLAG_REQ, N_("domain name, id or uuid")},
{NULL, 0, 0, NULL}
};
static int
cmdReboot(vshControl *ctl, const vshCmd *cmd)
{
virDomainPtr dom;
int ret = TRUE;
char *name;
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
if (!(dom = vshCommandOptDomain(ctl, cmd, &name)))
return FALSE;
if (virDomainReboot(dom, 0) == 0) {
vshPrint(ctl, _("Domain %s is being rebooted\n"), name);
} else {
vshError(ctl, _("Failed to reboot domain %s"), name);
ret = FALSE;
}
virDomainFree(dom);
return ret;
}
/*
* "destroy" command
*/
static const vshCmdInfo info_destroy[] = {
{"help", N_("destroy a domain")},
{"desc", N_("Destroy a given domain.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_destroy[] = {
{"domain", VSH_OT_DATA, VSH_OFLAG_REQ, N_("domain name, id or uuid")},
{NULL, 0, 0, NULL}
};
static int
cmdDestroy(vshControl *ctl, const vshCmd *cmd)
{
virDomainPtr dom;
int ret = TRUE;
char *name;
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
if (!(dom = vshCommandOptDomain(ctl, cmd, &name)))
return FALSE;
if (virDomainDestroy(dom) == 0) {
vshPrint(ctl, _("Domain %s destroyed\n"), name);
} else {
vshError(ctl, _("Failed to destroy domain %s"), name);
ret = FALSE;
}
virDomainFree(dom);
return ret;
}
/*
* "dominfo" command
*/
static const vshCmdInfo info_dominfo[] = {
{"help", N_("domain information")},
{"desc", N_("Returns basic information about the domain.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_dominfo[] = {
{"domain", VSH_OT_DATA, VSH_OFLAG_REQ, N_("domain name, id or uuid")},
{NULL, 0, 0, NULL}
};
static int
cmdDominfo(vshControl *ctl, const vshCmd *cmd)
{
virDomainInfo info;
virDomainPtr dom;
virSecurityModel secmodel;
virSecurityLabel seclabel;
int persistent = 0;
int ret = TRUE, autostart;
unsigned int id;
char *str, uuid[VIR_UUID_STRING_BUFLEN];
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
if (!(dom = vshCommandOptDomain(ctl, cmd, NULL)))
return FALSE;
id = virDomainGetID(dom);
if (id == ((unsigned int)-1))
vshPrint(ctl, "%-15s %s\n", _("Id:"), "-");
else
vshPrint(ctl, "%-15s %d\n", _("Id:"), id);
vshPrint(ctl, "%-15s %s\n", _("Name:"), virDomainGetName(dom));
if (virDomainGetUUIDString(dom, &uuid[0])==0)
vshPrint(ctl, "%-15s %s\n", _("UUID:"), uuid);
if ((str = virDomainGetOSType(dom))) {
vshPrint(ctl, "%-15s %s\n", _("OS Type:"), str);
VIR_FREE(str);
}
if (virDomainGetInfo(dom, &info) == 0) {
vshPrint(ctl, "%-15s %s\n", _("State:"),
_(vshDomainStateToString(info.state)));
vshPrint(ctl, "%-15s %d\n", _("CPU(s):"), info.nrVirtCpu);
if (info.cpuTime != 0) {
double cpuUsed = info.cpuTime;
cpuUsed /= 1000000000.0;
vshPrint(ctl, "%-15s %.1lfs\n", _("CPU time:"), cpuUsed);
}
if (info.maxMem != UINT_MAX)
vshPrint(ctl, "%-15s %lu kB\n", _("Max memory:"),
info.maxMem);
else
vshPrint(ctl, "%-15s %s\n", _("Max memory:"),
_("no limit"));
vshPrint(ctl, "%-15s %lu kB\n", _("Used memory:"),
info.memory);
} else {
ret = FALSE;
}
/* Check and display whether the domain is persistent or not */
persistent = virDomainIsPersistent(dom);
vshDebug(ctl, 5, "Domain persistent flag value: %d\n", persistent);
if (persistent < 0)
vshPrint(ctl, "%-15s %s\n", _("Persistent:"), _("unknown"));
else
vshPrint(ctl, "%-15s %s\n", _("Persistent:"), persistent ? _("yes") : _("no"));
/* Check and display whether the domain autostarts or not */
if (!virDomainGetAutostart(dom, &autostart)) {
vshPrint(ctl, "%-15s %s\n", _("Autostart:"),
autostart ? _("enable") : _("disable") );
}
/* Security model and label information */
memset(&secmodel, 0, sizeof secmodel);
if (virNodeGetSecurityModel(ctl->conn, &secmodel) == -1) {
if (last_error->code != VIR_ERR_NO_SUPPORT) {
virDomainFree(dom);
return FALSE;
}
} else {
/* Only print something if a security model is active */
if (secmodel.model[0] != '\0') {
vshPrint(ctl, "%-15s %s\n", _("Security model:"), secmodel.model);
vshPrint(ctl, "%-15s %s\n", _("Security DOI:"), secmodel.doi);
/* Security labels are only valid for active domains */
memset(&seclabel, 0, sizeof seclabel);
if (virDomainGetSecurityLabel(dom, &seclabel) == -1) {
virDomainFree(dom);
return FALSE;
} else {
if (seclabel.label[0] != '\0')
vshPrint(ctl, "%-15s %s (%s)\n", _("Security label:"),
seclabel.label, seclabel.enforcing ? "enforcing" : "permissive");
}
}
}
virDomainFree(dom);
return ret;
}
/*
* "domjobinfo" command
*/
static const vshCmdInfo info_domjobinfo[] = {
{"help", N_("domain job information")},
{"desc", N_("Returns information about jobs running on a domain.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_domjobinfo[] = {
{"domain", VSH_OT_DATA, VSH_OFLAG_REQ, N_("domain name, id or uuid")},
{NULL, 0, 0, NULL}
};
static int
cmdDomjobinfo(vshControl *ctl, const vshCmd *cmd)
{
virDomainJobInfo info;
virDomainPtr dom;
int ret = TRUE;
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
if (!(dom = vshCommandOptDomain(ctl, cmd, NULL)))
return FALSE;
if (virDomainGetJobInfo(dom, &info) == 0) {
const char *unit;
double val;
vshPrint(ctl, "%-17s ", _("Job type:"));
switch (info.type) {
case VIR_DOMAIN_JOB_BOUNDED:
vshPrint(ctl, "%-12s\n", _("Bounded"));
break;
case VIR_DOMAIN_JOB_UNBOUNDED:
vshPrint(ctl, "%-12s\n", _("Unbounded"));
break;
case VIR_DOMAIN_JOB_NONE:
default:
vshPrint(ctl, "%-12s\n", _("None"));
goto cleanup;
}
vshPrint(ctl, "%-17s %-12llu ms\n", _("Time elapsed:"), info.timeElapsed);
if (info.type == VIR_DOMAIN_JOB_BOUNDED)
vshPrint(ctl, "%-17s %-12llu ms\n", _("Time remaining:"), info.timeRemaining);
if (info.dataTotal || info.dataRemaining || info.dataProcessed) {
val = prettyCapacity(info.dataProcessed, &unit);
vshPrint(ctl, "%-17s %-.3lf %s\n", _("Data processed:"), val, unit);
val = prettyCapacity(info.dataRemaining, &unit);
vshPrint(ctl, "%-17s %-.3lf %s\n", _("Data remaining:"), val, unit);
val = prettyCapacity(info.dataTotal, &unit);
vshPrint(ctl, "%-17s %-.3lf %s\n", _("Data total:"), val, unit);
}
if (info.memTotal || info.memRemaining || info.memProcessed) {
val = prettyCapacity(info.memProcessed, &unit);
vshPrint(ctl, "%-17s %-.3lf %s\n", _("Memory processed:"), val, unit);
val = prettyCapacity(info.memRemaining, &unit);
vshPrint(ctl, "%-17s %-.3lf %s\n", _("Memory remaining:"), val, unit);
val = prettyCapacity(info.memTotal, &unit);
vshPrint(ctl, "%-17s %-.3lf %s\n", _("Memory total:"), val, unit);
}
if (info.fileTotal || info.fileRemaining || info.fileProcessed) {
val = prettyCapacity(info.fileProcessed, &unit);
vshPrint(ctl, "%-17s %-.3lf %s\n", _("File processed:"), val, unit);
val = prettyCapacity(info.fileRemaining, &unit);
vshPrint(ctl, "%-17s %-.3lf %s\n", _("File remaining:"), val, unit);
val = prettyCapacity(info.fileTotal, &unit);
vshPrint(ctl, "%-17s %-.3lf %s\n", _("File total:"), val, unit);
}
} else {
ret = FALSE;
}
cleanup:
virDomainFree(dom);
return ret;
}
/*
* "domjobabort" command
*/
static const vshCmdInfo info_domjobabort[] = {
{"help", N_("abort active domain job")},
{"desc", N_("Aborts the currently running domain job")},
{NULL, NULL}
};
static const vshCmdOptDef opts_domjobabort[] = {
{"domain", VSH_OT_DATA, VSH_OFLAG_REQ, N_("domain name, id or uuid")},
{NULL, 0, 0, NULL}
};
static int
cmdDomjobabort(vshControl *ctl, const vshCmd *cmd)
{
virDomainPtr dom;
int ret = TRUE;
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
if (!(dom = vshCommandOptDomain(ctl, cmd, NULL)))
return FALSE;
if (virDomainAbortJob(dom) < 0)
ret = FALSE;
virDomainFree(dom);
return ret;
}
/*
* "freecell" command
*/
static const vshCmdInfo info_freecell[] = {
{"help", N_("NUMA free memory")},
{"desc", N_("display available free memory for the NUMA cell.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_freecell[] = {
{"cellno", VSH_OT_INT, 0, N_("NUMA cell number")},
{NULL, 0, 0, NULL}
};
static int
cmdFreecell(vshControl *ctl, const vshCmd *cmd)
{
int ret;
int cell, cell_given;
unsigned long long memory;
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
cell = vshCommandOptInt(cmd, "cellno", &cell_given);
if (!cell_given) {
memory = virNodeGetFreeMemory(ctl->conn);
if (memory == 0)
return FALSE;
} else {
ret = virNodeGetCellsFreeMemory(ctl->conn, &memory, cell, 1);
if (ret != 1)
return FALSE;
}
if (cell == -1)
vshPrint(ctl, "%s: %llu kB\n", _("Total"), (memory/1024));
else
vshPrint(ctl, "%d: %llu kB\n", cell, (memory/1024));
return TRUE;
}
/*
* "maxvcpus" command
*/
static const vshCmdInfo info_maxvcpus[] = {
{"help", N_("connection vcpu maximum")},
{"desc", N_("Show maximum number of virtual CPUs for guests on this connection.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_maxvcpus[] = {
{"type", VSH_OT_STRING, 0, N_("domain type")},
{NULL, 0, 0, NULL}
};
static int
cmdMaxvcpus(vshControl *ctl, const vshCmd *cmd)
{
char *type;
int vcpus;
type = vshCommandOptString(cmd, "type", NULL);
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
vcpus = virConnectGetMaxVcpus(ctl->conn, type);
if (vcpus < 0)
return FALSE;
vshPrint(ctl, "%d\n", vcpus);
return TRUE;
}
/*
* "vcpucount" command
*/
static const vshCmdInfo info_vcpucount[] = {
{"help", N_("domain vcpu counts")},
{"desc", N_("Returns the number of virtual CPUs used by the domain.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_vcpucount[] = {
{"domain", VSH_OT_DATA, VSH_OFLAG_REQ, N_("domain name, id or uuid")},
{"maximum", VSH_OT_BOOL, 0, N_("get maximum cap on vcpus")},
{"current", VSH_OT_BOOL, 0, N_("get current vcpu usage")},
{"config", VSH_OT_BOOL, 0, N_("get value to be used on next boot")},
{"live", VSH_OT_BOOL, 0, N_("get value from running domain")},
{NULL, 0, 0, NULL}
};
static int
cmdVcpucount(vshControl *ctl, const vshCmd *cmd)
{
virDomainPtr dom;
int ret = TRUE;
int maximum = vshCommandOptBool(cmd, "maximum");
int current = vshCommandOptBool(cmd, "current");
int config = vshCommandOptBool(cmd, "config");
int live = vshCommandOptBool(cmd, "live");
bool all = maximum + current + config + live == 0;
int count;
if (maximum && current) {
vshError(ctl, "%s",
_("--maximum and --current cannot both be specified"));
return FALSE;
}
if (config && live) {
vshError(ctl, "%s",
_("--config and --live cannot both be specified"));
return FALSE;
}
/* We want one of each pair of mutually exclusive options; that
* is, use of flags requires exactly two options. */
if (maximum + current + config + live == 1) {
vshError(ctl,
_("when using --%s, either --%s or --%s must be specified"),
(maximum ? "maximum" : current ? "current"
: config ? "config" : "live"),
maximum + current ? "config" : "maximum",
maximum + current ? "live" : "current");
return FALSE;
}
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
if (!(dom = vshCommandOptDomain(ctl, cmd, NULL)))
return FALSE;
/* In all cases, try the new API first; if it fails because we are
* talking to an older client, try a fallback API before giving
* up. */
if (all || (maximum && config)) {
count = virDomainGetVcpusFlags(dom, (VIR_DOMAIN_VCPU_MAXIMUM |
VIR_DOMAIN_VCPU_CONFIG));
if (count < 0 && (last_error->code == VIR_ERR_NO_SUPPORT
|| last_error->code == VIR_ERR_INVALID_ARG)) {
char *tmp;
char *xml = virDomainGetXMLDesc(dom, VIR_DOMAIN_XML_INACTIVE);
if (xml && (tmp = strstr(xml, "<vcpu"))) {
tmp = strchr(tmp, '>');
if (!tmp || virStrToLong_i(tmp + 1, &tmp, 10, &count) < 0)
count = -1;
}
VIR_FREE(xml);
}
if (count < 0) {
virshReportError(ctl);
ret = FALSE;
} else if (all) {
vshPrint(ctl, "%-12s %-12s %3d\n", _("maximum"), _("config"),
count);
} else {
vshPrint(ctl, "%d\n", count);
}
virFreeError(last_error);
last_error = NULL;
}
if (all || (maximum && live)) {
count = virDomainGetVcpusFlags(dom, (VIR_DOMAIN_VCPU_MAXIMUM |
VIR_DOMAIN_VCPU_LIVE));
if (count < 0 && (last_error->code == VIR_ERR_NO_SUPPORT
|| last_error->code == VIR_ERR_INVALID_ARG)) {
count = virDomainGetMaxVcpus(dom);
}
if (count < 0) {
virshReportError(ctl);
ret = FALSE;
} else if (all) {
vshPrint(ctl, "%-12s %-12s %3d\n", _("maximum"), _("live"),
count);
} else {
vshPrint(ctl, "%d\n", count);
}
virFreeError(last_error);
last_error = NULL;
}
if (all || (current && config)) {
count = virDomainGetVcpusFlags(dom, VIR_DOMAIN_VCPU_CONFIG);
if (count < 0 && (last_error->code == VIR_ERR_NO_SUPPORT
|| last_error->code == VIR_ERR_INVALID_ARG)) {
char *tmp, *end;
char *xml = virDomainGetXMLDesc(dom, VIR_DOMAIN_XML_INACTIVE);
if (xml && (tmp = strstr(xml, "<vcpu"))) {
end = strchr(tmp, '>');
if (end) {
*end = '\0';
tmp = strstr(tmp, "current=");
if (!tmp)
tmp = end + 1;
else {
tmp += strlen("current=");
tmp += *tmp == '\'' || *tmp == '"';
}
}
if (!tmp || virStrToLong_i(tmp, &tmp, 10, &count) < 0)
count = -1;
}
VIR_FREE(xml);
}
if (count < 0) {
virshReportError(ctl);
ret = FALSE;
} else if (all) {
vshPrint(ctl, "%-12s %-12s %3d\n", _("current"), _("config"),
count);
} else {
vshPrint(ctl, "%d\n", count);
}
virFreeError(last_error);
last_error = NULL;
}
if (all || (current && live)) {
count = virDomainGetVcpusFlags(dom, VIR_DOMAIN_VCPU_LIVE);
if (count < 0 && (last_error->code == VIR_ERR_NO_SUPPORT
|| last_error->code == VIR_ERR_INVALID_ARG)) {
virDomainInfo info;
if (virDomainGetInfo(dom, &info) == 0)
count = info.nrVirtCpu;
}
if (count < 0) {
virshReportError(ctl);
ret = FALSE;
} else if (all) {
vshPrint(ctl, "%-12s %-12s %3d\n", _("current"), _("live"),
count);
} else {
vshPrint(ctl, "%d\n", count);
}
virFreeError(last_error);
last_error = NULL;
}
virDomainFree(dom);
return ret;
}
/*
* "vcpuinfo" command
*/
static const vshCmdInfo info_vcpuinfo[] = {
{"help", N_("detailed domain vcpu information")},
{"desc", N_("Returns basic information about the domain virtual CPUs.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_vcpuinfo[] = {
{"domain", VSH_OT_DATA, VSH_OFLAG_REQ, N_("domain name, id or uuid")},
{NULL, 0, 0, NULL}
};
static int
cmdVcpuinfo(vshControl *ctl, const vshCmd *cmd)
{
virDomainInfo info;
virDomainPtr dom;
virNodeInfo nodeinfo;
virVcpuInfoPtr cpuinfo;
unsigned char *cpumap;
int ncpus;
size_t cpumaplen;
int ret = TRUE;
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
if (!(dom = vshCommandOptDomain(ctl, cmd, NULL)))
return FALSE;
if (virNodeGetInfo(ctl->conn, &nodeinfo) != 0) {
virDomainFree(dom);
return FALSE;
}
if (virDomainGetInfo(dom, &info) != 0) {
virDomainFree(dom);
return FALSE;
}
cpuinfo = vshMalloc(ctl, sizeof(virVcpuInfo)*info.nrVirtCpu);
cpumaplen = VIR_CPU_MAPLEN(VIR_NODEINFO_MAXCPUS(nodeinfo));
cpumap = vshMalloc(ctl, info.nrVirtCpu * cpumaplen);
if ((ncpus = virDomainGetVcpus(dom,
cpuinfo, info.nrVirtCpu,
cpumap, cpumaplen)) >= 0) {
int n;
for (n = 0 ; n < ncpus ; n++) {
unsigned int m;
vshPrint(ctl, "%-15s %d\n", _("VCPU:"), n);
vshPrint(ctl, "%-15s %d\n", _("CPU:"), cpuinfo[n].cpu);
vshPrint(ctl, "%-15s %s\n", _("State:"),
_(vshDomainVcpuStateToString(cpuinfo[n].state)));
if (cpuinfo[n].cpuTime != 0) {
double cpuUsed = cpuinfo[n].cpuTime;
cpuUsed /= 1000000000.0;
vshPrint(ctl, "%-15s %.1lfs\n", _("CPU time:"), cpuUsed);
}
vshPrint(ctl, "%-15s ", _("CPU Affinity:"));
for (m = 0 ; m < VIR_NODEINFO_MAXCPUS(nodeinfo) ; m++) {
vshPrint(ctl, "%c", VIR_CPU_USABLE(cpumap, cpumaplen, n, m) ? 'y' : '-');
}
vshPrint(ctl, "\n");
if (n < (ncpus - 1)) {
vshPrint(ctl, "\n");
}
}
} else {
if (info.state == VIR_DOMAIN_SHUTOFF) {
vshError(ctl, "%s",
_("Domain shut off, virtual CPUs not present."));
}
ret = FALSE;
}
VIR_FREE(cpumap);
VIR_FREE(cpuinfo);
virDomainFree(dom);
return ret;
}
/*
* "vcpupin" command
*/
static const vshCmdInfo info_vcpupin[] = {
{"help", N_("control domain vcpu affinity")},
{"desc", N_("Pin domain VCPUs to host physical CPUs.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_vcpupin[] = {
{"domain", VSH_OT_DATA, VSH_OFLAG_REQ, N_("domain name, id or uuid")},
{"vcpu", VSH_OT_INT, VSH_OFLAG_REQ, N_("vcpu number")},
{"cpulist", VSH_OT_DATA, VSH_OFLAG_REQ, N_("host cpu number(s) (comma separated)")},
{NULL, 0, 0, NULL}
};
static int
cmdVcpupin(vshControl *ctl, const vshCmd *cmd)
{
virDomainInfo info;
virDomainPtr dom;
virNodeInfo nodeinfo;
int vcpu;
char *cpulist;
int ret = TRUE;
int vcpufound = 0;
unsigned char *cpumap;
int cpumaplen;
int i;
enum { expect_num, expect_num_or_comma } state;
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
if (!(dom = vshCommandOptDomain(ctl, cmd, NULL)))
return FALSE;
vcpu = vshCommandOptInt(cmd, "vcpu", &vcpufound);
if (!vcpufound) {
vshError(ctl, "%s", _("vcpupin: Invalid or missing vCPU number."));
virDomainFree(dom);
return FALSE;
}
if (!(cpulist = vshCommandOptString(cmd, "cpulist", NULL))) {
virDomainFree(dom);
return FALSE;
}
if (virNodeGetInfo(ctl->conn, &nodeinfo) != 0) {
virDomainFree(dom);
return FALSE;
}
if (virDomainGetInfo(dom, &info) != 0) {
vshError(ctl, "%s", _("vcpupin: failed to get domain informations."));
virDomainFree(dom);
return FALSE;
}
if (vcpu >= info.nrVirtCpu) {
vshError(ctl, "%s", _("vcpupin: Invalid vCPU number."));
virDomainFree(dom);
return FALSE;
}
/* Check that the cpulist parameter is a comma-separated list of
* numbers and give an intelligent error message if not.
*/
if (cpulist[0] == '\0') {
vshError(ctl, "%s", _("cpulist: Invalid format. Empty string."));
virDomainFree (dom);
return FALSE;
}
state = expect_num;
for (i = 0; cpulist[i]; i++) {
switch (state) {
case expect_num:
if (!c_isdigit (cpulist[i])) {
vshError(ctl, _("cpulist: %s: Invalid format. Expecting "
"digit at position %d (near '%c')."),
cpulist, i, cpulist[i]);
virDomainFree (dom);
return FALSE;
}
state = expect_num_or_comma;
break;
case expect_num_or_comma:
if (cpulist[i] == ',')
state = expect_num;
else if (!c_isdigit (cpulist[i])) {
vshError(ctl, _("cpulist: %s: Invalid format. Expecting "
"digit or comma at position %d (near '%c')."),
cpulist, i, cpulist[i]);
virDomainFree (dom);
return FALSE;
}
}
}
if (state == expect_num) {
vshError(ctl, _("cpulist: %s: Invalid format. Trailing comma "
"at position %d."),
cpulist, i);
virDomainFree (dom);
return FALSE;
}
cpumaplen = VIR_CPU_MAPLEN(VIR_NODEINFO_MAXCPUS(nodeinfo));
cpumap = vshCalloc(ctl, 1, cpumaplen);
do {
unsigned int cpu = atoi(cpulist);
if (cpu < VIR_NODEINFO_MAXCPUS(nodeinfo)) {
VIR_USE_CPU(cpumap, cpu);
} else {
vshError(ctl, _("Physical CPU %d doesn't exist."), cpu);
VIR_FREE(cpumap);
virDomainFree(dom);
return FALSE;
}
cpulist = strchr(cpulist, ',');
if (cpulist)
cpulist++;
} while (cpulist);
if (virDomainPinVcpu(dom, vcpu, cpumap, cpumaplen) != 0) {
ret = FALSE;
}
VIR_FREE(cpumap);
virDomainFree(dom);
return ret;
}
/*
* "setvcpus" command
*/
static const vshCmdInfo info_setvcpus[] = {
{"help", N_("change number of virtual CPUs")},
{"desc", N_("Change the number of virtual CPUs in the guest domain.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_setvcpus[] = {
{"domain", VSH_OT_DATA, VSH_OFLAG_REQ, N_("domain name, id or uuid")},
{"count", VSH_OT_INT, VSH_OFLAG_REQ, N_("number of virtual CPUs")},
{"maximum", VSH_OT_BOOL, 0, N_("set maximum limit on next boot")},
{"config", VSH_OT_BOOL, 0, N_("affect next boot")},
{"live", VSH_OT_BOOL, 0, N_("affect running domain")},
{NULL, 0, 0, NULL}
};
static int
cmdSetvcpus(vshControl *ctl, const vshCmd *cmd)
{
virDomainPtr dom;
int count;
int ret = TRUE;
int maximum = vshCommandOptBool(cmd, "maximum");
int config = vshCommandOptBool(cmd, "config");
int live = vshCommandOptBool(cmd, "live");
int flags = ((maximum ? VIR_DOMAIN_VCPU_MAXIMUM : 0) |
(config ? VIR_DOMAIN_VCPU_CONFIG : 0) |
(live ? VIR_DOMAIN_VCPU_LIVE : 0));
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
if (!(dom = vshCommandOptDomain(ctl, cmd, NULL)))
return FALSE;
count = vshCommandOptInt(cmd, "count", &count);
if (!flags) {
if (virDomainSetVcpus(dom, count) != 0) {
ret = FALSE;
}
} else {
if (virDomainSetVcpusFlags(dom, count, flags) < 0) {
ret = FALSE;
}
}
virDomainFree(dom);
return ret;
}
/*
* "setmemory" command
*/
static const vshCmdInfo info_setmem[] = {
{"help", N_("change memory allocation")},
{"desc", N_("Change the current memory allocation in the guest domain.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_setmem[] = {
{"domain", VSH_OT_DATA, VSH_OFLAG_REQ, N_("domain name, id or uuid")},
{"kilobytes", VSH_OT_INT, VSH_OFLAG_REQ, N_("number of kilobytes of memory")},
{NULL, 0, 0, NULL}
};
static int
cmdSetmem(vshControl *ctl, const vshCmd *cmd)
{
virDomainPtr dom;
virDomainInfo info;
unsigned long kilobytes;
int ret = TRUE;
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
if (!(dom = vshCommandOptDomain(ctl, cmd, NULL)))
return FALSE;
kilobytes = vshCommandOptUL(cmd, "kilobytes", NULL);
if (kilobytes <= 0) {
virDomainFree(dom);
vshError(ctl, _("Invalid value of %lu for memory size"), kilobytes);
return FALSE;
}
if (virDomainGetInfo(dom, &info) != 0) {
virDomainFree(dom);
vshError(ctl, "%s", _("Unable to verify MaxMemorySize"));
return FALSE;
}
if (kilobytes > info.maxMem) {
virDomainFree(dom);
vshError(ctl, _("Requested memory size %lu kb is larger than maximum of %lu kb"),
kilobytes, info.maxMem);
return FALSE;
}
if (virDomainSetMemory(dom, kilobytes) != 0) {
ret = FALSE;
}
virDomainFree(dom);
return ret;
}
/*
* "setmaxmem" command
*/
static const vshCmdInfo info_setmaxmem[] = {
{"help", N_("change maximum memory limit")},
{"desc", N_("Change the maximum memory allocation limit in the guest domain.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_setmaxmem[] = {
{"domain", VSH_OT_DATA, VSH_OFLAG_REQ, N_("domain name, id or uuid")},
{"kilobytes", VSH_OT_INT, VSH_OFLAG_REQ, N_("maximum memory limit in kilobytes")},
{NULL, 0, 0, NULL}
};
static int
cmdSetmaxmem(vshControl *ctl, const vshCmd *cmd)
{
virDomainPtr dom;
virDomainInfo info;
int kilobytes;
int ret = TRUE;
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
if (!(dom = vshCommandOptDomain(ctl, cmd, NULL)))
return FALSE;
kilobytes = vshCommandOptInt(cmd, "kilobytes", &kilobytes);
if (kilobytes <= 0) {
virDomainFree(dom);
vshError(ctl, _("Invalid value of %d for memory size"), kilobytes);
return FALSE;
}
if (virDomainGetInfo(dom, &info) != 0) {
virDomainFree(dom);
vshError(ctl, "%s", _("Unable to verify current MemorySize"));
return FALSE;
}
if (virDomainSetMaxMemory(dom, kilobytes) != 0) {
vshError(ctl, "%s", _("Unable to change MaxMemorySize"));
virDomainFree(dom);
return FALSE;
}
if (kilobytes < info.memory) {
if (virDomainSetMemory(dom, kilobytes) != 0) {
vshError(ctl, "%s", _("Unable to shrink current MemorySize"));
ret = FALSE;
}
}
virDomainFree(dom);
return ret;
}
/*
* "memtune" command
*/
static const vshCmdInfo info_memtune[] = {
{"help", N_("Get/Set memory paramters")},
{"desc", N_("Get/Set the current memory paramters for the guest domain.\n" \
" To get the memory parameters use following command: \n\n" \
" virsh # memtune <domain>")},
{NULL, NULL}
};
static const vshCmdOptDef opts_memtune[] = {
{"domain", VSH_OT_DATA, VSH_OFLAG_REQ, N_("domain name, id or uuid")},
{"hard-limit", VSH_OT_INT, VSH_OFLAG_NONE,
N_("Max memory in kilobytes")},
{"soft-limit", VSH_OT_INT, VSH_OFLAG_NONE,
N_("Memory during contention in kilobytes")},
{"swap-hard-limit", VSH_OT_INT, VSH_OFLAG_NONE,
N_("Max swap in kilobytes")},
{"min-guarantee", VSH_OT_INT, VSH_OFLAG_NONE,
N_("Min guaranteed memory in kilobytes")},
{NULL, 0, 0, NULL}
};
static int
cmdMemtune(vshControl * ctl, const vshCmd * cmd)
{
virDomainPtr dom;
long long hard_limit, soft_limit, swap_hard_limit, min_guarantee;
int nparams = 0;
unsigned int i = 0;
virMemoryParameterPtr params = NULL, temp = NULL;
int ret = FALSE;
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
if (!(dom = vshCommandOptDomain(ctl, cmd, NULL)))
return FALSE;
hard_limit =
vshCommandOptLongLong(cmd, "hard-limit", NULL);
if (hard_limit)
nparams++;
soft_limit =
vshCommandOptLongLong(cmd, "soft-limit", NULL);
if (soft_limit)
nparams++;
swap_hard_limit =
vshCommandOptLongLong(cmd, "swap-hard-limit", NULL);
if (swap_hard_limit)
nparams++;
min_guarantee =
vshCommandOptLongLong(cmd, "min-guarantee", NULL);
if (min_guarantee)
nparams++;
if (nparams == 0) {
/* get the number of memory parameters */
if (virDomainGetMemoryParameters(dom, NULL, &nparams, 0) != 0) {
vshError(ctl, "%s",
_("Unable to get number of memory parameters"));
goto cleanup;
}
if (nparams == 0) {
/* nothing to output */
ret = TRUE;
goto cleanup;
}
/* now go get all the memory parameters */
params = vshCalloc(ctl, nparams, sizeof(*params));
if (virDomainGetMemoryParameters(dom, params, &nparams, 0) != 0) {
vshError(ctl, "%s", _("Unable to get memory parameters"));
goto cleanup;
}
for (i = 0; i < nparams; i++) {
switch (params[i].type) {
case VIR_DOMAIN_MEMORY_PARAM_INT:
vshPrint(ctl, "%-15s: %d\n", params[i].field,
params[i].value.i);
break;
case VIR_DOMAIN_MEMORY_PARAM_UINT:
vshPrint(ctl, "%-15s: %u\n", params[i].field,
params[i].value.ui);
break;
case VIR_DOMAIN_MEMORY_PARAM_LLONG:
vshPrint(ctl, "%-15s: %lld\n", params[i].field,
params[i].value.l);
break;
case VIR_DOMAIN_MEMORY_PARAM_ULLONG:
vshPrint(ctl, "%-15s: %llu\n", params[i].field,
params[i].value.ul);
break;
case VIR_DOMAIN_MEMORY_PARAM_DOUBLE:
vshPrint(ctl, "%-15s: %f\n", params[i].field,
params[i].value.d);
break;
case VIR_DOMAIN_MEMORY_PARAM_BOOLEAN:
vshPrint(ctl, "%-15s: %d\n", params[i].field,
params[i].value.b);
break;
default:
vshPrint(ctl, "unimplemented memory parameter type\n");
}
}
ret = TRUE;
} else {
/* set the memory parameters */
params = vshCalloc(ctl, nparams, sizeof(*params));
for (i = 0; i < nparams; i++) {
temp = &params[i];
temp->type = VIR_DOMAIN_MEMORY_PARAM_ULLONG;
/*
* Some magic here, this is used to fill the params structure with
* the valid arguments passed, after filling the particular
* argument we purposely make them 0, so on the next pass it goes
* to the next valid argument and so on.
*/
if (soft_limit) {
temp->value.ul = soft_limit;
strncpy(temp->field, VIR_DOMAIN_MEMORY_SOFT_LIMIT,
sizeof(temp->field));
soft_limit = 0;
} else if (hard_limit) {
temp->value.ul = hard_limit;
strncpy(temp->field, VIR_DOMAIN_MEMORY_HARD_LIMIT,
sizeof(temp->field));
hard_limit = 0;
} else if (swap_hard_limit) {
temp->value.ul = swap_hard_limit;
strncpy(temp->field, VIR_DOMAIN_MEMORY_SWAP_HARD_LIMIT,
sizeof(temp->field));
swap_hard_limit = 0;
} else if (min_guarantee) {
temp->value.ul = min_guarantee;
strncpy(temp->field, VIR_DOMAIN_MEMORY_MIN_GUARANTEE,
sizeof(temp->field));
min_guarantee = 0;
}
}
if (virDomainSetMemoryParameters(dom, params, nparams, 0) != 0)
vshError(ctl, "%s", _("Unable to change memory parameters"));
else
ret = TRUE;
}
cleanup:
VIR_FREE(params);
virDomainFree(dom);
return ret;
}
/*
* "nodeinfo" command
*/
static const vshCmdInfo info_nodeinfo[] = {
{"help", N_("node information")},
{"desc", N_("Returns basic information about the node.")},
{NULL, NULL}
};
static int
cmdNodeinfo(vshControl *ctl, const vshCmd *cmd ATTRIBUTE_UNUSED)
{
virNodeInfo info;
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
if (virNodeGetInfo(ctl->conn, &info) < 0) {
vshError(ctl, "%s", _("failed to get node information"));
return FALSE;
}
vshPrint(ctl, "%-20s %s\n", _("CPU model:"), info.model);
vshPrint(ctl, "%-20s %d\n", _("CPU(s):"), info.cpus);
vshPrint(ctl, "%-20s %d MHz\n", _("CPU frequency:"), info.mhz);
vshPrint(ctl, "%-20s %d\n", _("CPU socket(s):"), info.sockets);
vshPrint(ctl, "%-20s %d\n", _("Core(s) per socket:"), info.cores);
vshPrint(ctl, "%-20s %d\n", _("Thread(s) per core:"), info.threads);
vshPrint(ctl, "%-20s %d\n", _("NUMA cell(s):"), info.nodes);
vshPrint(ctl, "%-20s %lu kB\n", _("Memory size:"), info.memory);
return TRUE;
}
/*
* "capabilities" command
*/
static const vshCmdInfo info_capabilities[] = {
{"help", N_("capabilities")},
{"desc", N_("Returns capabilities of hypervisor/driver.")},
{NULL, NULL}
};
static int
cmdCapabilities (vshControl *ctl, const vshCmd *cmd ATTRIBUTE_UNUSED)
{
char *caps;
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
if ((caps = virConnectGetCapabilities (ctl->conn)) == NULL) {
vshError(ctl, "%s", _("failed to get capabilities"));
return FALSE;
}
vshPrint (ctl, "%s\n", caps);
VIR_FREE(caps);
return TRUE;
}
/*
* "dumpxml" command
*/
static const vshCmdInfo info_dumpxml[] = {
{"help", N_("domain information in XML")},
{"desc", N_("Output the domain information as an XML dump to stdout.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_dumpxml[] = {
{"domain", VSH_OT_DATA, VSH_OFLAG_REQ, N_("domain name, id or uuid")},
{"inactive", VSH_OT_BOOL, 0, N_("show inactive defined XML")},
{"security-info", VSH_OT_BOOL, 0, N_("include security sensitive information in XML dump")},
{"update-cpu", VSH_OT_BOOL, 0, N_("update guest CPU according to host CPU")},
{NULL, 0, 0, NULL}
};
static int
cmdDumpXML(vshControl *ctl, const vshCmd *cmd)
{
virDomainPtr dom;
int ret = TRUE;
char *dump;
int flags = 0;
int inactive = vshCommandOptBool(cmd, "inactive");
int secure = vshCommandOptBool(cmd, "security-info");
int update = vshCommandOptBool(cmd, "update-cpu");
if (inactive)
flags |= VIR_DOMAIN_XML_INACTIVE;
if (secure)
flags |= VIR_DOMAIN_XML_SECURE;
if (update)
flags |= VIR_DOMAIN_XML_UPDATE_CPU;
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
if (!(dom = vshCommandOptDomain(ctl, cmd, NULL)))
return FALSE;
dump = virDomainGetXMLDesc(dom, flags);
if (dump != NULL) {
vshPrint(ctl, "%s", dump);
VIR_FREE(dump);
} else {
ret = FALSE;
}
virDomainFree(dom);
return ret;
}
/*
* "domxml-from-native" command
*/
static const vshCmdInfo info_domxmlfromnative[] = {
{"help", N_("Convert native config to domain XML")},
{"desc", N_("Convert native guest configuration format to domain XML format.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_domxmlfromnative[] = {
{"format", VSH_OT_DATA, VSH_OFLAG_REQ, N_("source config data format")},
{"config", VSH_OT_DATA, VSH_OFLAG_REQ, N_("config data file to import from")},
{NULL, 0, 0, NULL}
};
static int
cmdDomXMLFromNative(vshControl *ctl, const vshCmd *cmd)
{
int ret = TRUE;
char *format;
char *configFile;
char *configData;
char *xmlData;
int flags = 0;
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
format = vshCommandOptString(cmd, "format", NULL);
configFile = vshCommandOptString(cmd, "config", NULL);
if (virFileReadAll(configFile, 1024*1024, &configData) < 0)
return FALSE;
xmlData = virConnectDomainXMLFromNative(ctl->conn, format, configData, flags);
if (xmlData != NULL) {
vshPrint(ctl, "%s", xmlData);
VIR_FREE(xmlData);
} else {
ret = FALSE;
}
return ret;
}
/*
* "domxml-to-native" command
*/
static const vshCmdInfo info_domxmltonative[] = {
{"help", N_("Convert domain XML to native config")},
{"desc", N_("Convert domain XML config to a native guest configuration format.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_domxmltonative[] = {
{"format", VSH_OT_DATA, VSH_OFLAG_REQ, N_("target config data type format")},
{"xml", VSH_OT_DATA, VSH_OFLAG_REQ, N_("xml data file to export from")},
{NULL, 0, 0, NULL}
};
static int
cmdDomXMLToNative(vshControl *ctl, const vshCmd *cmd)
{
int ret = TRUE;
char *format;
char *xmlFile;
char *configData;
char *xmlData;
int flags = 0;
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
format = vshCommandOptString(cmd, "format", NULL);
xmlFile = vshCommandOptString(cmd, "xml", NULL);
if (virFileReadAll(xmlFile, 1024*1024, &xmlData) < 0)
return FALSE;
configData = virConnectDomainXMLToNative(ctl->conn, format, xmlData, flags);
if (configData != NULL) {
vshPrint(ctl, "%s", configData);
VIR_FREE(configData);
} else {
ret = FALSE;
}
return ret;
}
/*
* "domname" command
*/
static const vshCmdInfo info_domname[] = {
{"help", N_("convert a domain id or UUID to domain name")},
{"desc", ""},
{NULL, NULL}
};
static const vshCmdOptDef opts_domname[] = {
{"domain", VSH_OT_DATA, VSH_OFLAG_REQ, N_("domain id or uuid")},
{NULL, 0, 0, NULL}
};
static int
cmdDomname(vshControl *ctl, const vshCmd *cmd)
{
virDomainPtr dom;
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
if (!(dom = vshCommandOptDomainBy(ctl, cmd, NULL,
VSH_BYID|VSH_BYUUID)))
return FALSE;
vshPrint(ctl, "%s\n", virDomainGetName(dom));
virDomainFree(dom);
return TRUE;
}
/*
* "domid" command
*/
static const vshCmdInfo info_domid[] = {
{"help", N_("convert a domain name or UUID to domain id")},
{"desc", ""},
{NULL, NULL}
};
static const vshCmdOptDef opts_domid[] = {
{"domain", VSH_OT_DATA, VSH_OFLAG_REQ, N_("domain name or uuid")},
{NULL, 0, 0, NULL}
};
static int
cmdDomid(vshControl *ctl, const vshCmd *cmd)
{
virDomainPtr dom;
unsigned int id;
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
if (!(dom = vshCommandOptDomainBy(ctl, cmd, NULL,
VSH_BYNAME|VSH_BYUUID)))
return FALSE;
id = virDomainGetID(dom);
if (id == ((unsigned int)-1))
vshPrint(ctl, "%s\n", "-");
else
vshPrint(ctl, "%d\n", id);
virDomainFree(dom);
return TRUE;
}
/*
* "domuuid" command
*/
static const vshCmdInfo info_domuuid[] = {
{"help", N_("convert a domain name or id to domain UUID")},
{"desc", ""},
{NULL, NULL}
};
static const vshCmdOptDef opts_domuuid[] = {
{"domain", VSH_OT_DATA, VSH_OFLAG_REQ, N_("domain id or name")},
{NULL, 0, 0, NULL}
};
static int
cmdDomuuid(vshControl *ctl, const vshCmd *cmd)
{
virDomainPtr dom;
char uuid[VIR_UUID_STRING_BUFLEN];
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
if (!(dom = vshCommandOptDomainBy(ctl, cmd, NULL,
VSH_BYNAME|VSH_BYID)))
return FALSE;
if (virDomainGetUUIDString(dom, uuid) != -1)
vshPrint(ctl, "%s\n", uuid);
else
vshError(ctl, "%s", _("failed to get domain UUID"));
virDomainFree(dom);
return TRUE;
}
/*
* "migrate" command
*/
static const vshCmdInfo info_migrate[] = {
{"help", N_("migrate domain to another host")},
{"desc", N_("Migrate domain to another host. Add --live for live migration.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_migrate[] = {
{"live", VSH_OT_BOOL, 0, N_("live migration")},
{"p2p", VSH_OT_BOOL, 0, N_("peer-2-peer migration")},
{"direct", VSH_OT_BOOL, 0, N_("direct migration")},
{"tunnelled", VSH_OT_BOOL, 0, N_("tunnelled migration")},
{"persistent", VSH_OT_BOOL, 0, N_("persist VM on destination")},
{"undefinesource", VSH_OT_BOOL, 0, N_("undefine VM on source")},
{"suspend", VSH_OT_BOOL, 0, N_("do not restart the domain on the destination host")},
{"copy-storage-all", VSH_OT_BOOL, 0, N_("migration with non-shared storage with full disk copy")},
{"copy-storage-inc", VSH_OT_BOOL, 0, N_("migration with non-shared storage with incremental copy (same base image shared between source and destination)")},
{"domain", VSH_OT_DATA, VSH_OFLAG_REQ, N_("domain name, id or uuid")},
{"desturi", VSH_OT_DATA, VSH_OFLAG_REQ, N_("connection URI of the destination host")},
{"migrateuri", VSH_OT_DATA, 0, N_("migration URI, usually can be omitted")},
{"dname", VSH_OT_DATA, 0, N_("rename to new name during migration (if supported)")},
{NULL, 0, 0, NULL}
};
static int
cmdMigrate (vshControl *ctl, const vshCmd *cmd)
{
virDomainPtr dom = NULL;
const char *desturi;
const char *migrateuri;
const char *dname;
int flags = 0, found, ret = FALSE;
if (!vshConnectionUsability (ctl, ctl->conn))
return FALSE;
if (!(dom = vshCommandOptDomain (ctl, cmd, NULL)))
return FALSE;
desturi = vshCommandOptString (cmd, "desturi", &found);
if (!found)
goto done;
migrateuri = vshCommandOptString (cmd, "migrateuri", NULL);
dname = vshCommandOptString (cmd, "dname", NULL);
if (vshCommandOptBool (cmd, "live"))
flags |= VIR_MIGRATE_LIVE;
if (vshCommandOptBool (cmd, "p2p"))
flags |= VIR_MIGRATE_PEER2PEER;
if (vshCommandOptBool (cmd, "tunnelled"))
flags |= VIR_MIGRATE_TUNNELLED;
if (vshCommandOptBool (cmd, "persistent"))
flags |= VIR_MIGRATE_PERSIST_DEST;
if (vshCommandOptBool (cmd, "undefinesource"))
flags |= VIR_MIGRATE_UNDEFINE_SOURCE;
if (vshCommandOptBool (cmd, "suspend"))
flags |= VIR_MIGRATE_PAUSED;
if (vshCommandOptBool (cmd, "copy-storage-all"))
flags |= VIR_MIGRATE_NON_SHARED_DISK;
if (vshCommandOptBool (cmd, "copy-storage-inc"))
flags |= VIR_MIGRATE_NON_SHARED_INC;
if ((flags & VIR_MIGRATE_PEER2PEER) ||
vshCommandOptBool (cmd, "direct")) {
/* For peer2peer migration or direct migration we only expect one URI
* a libvirt URI, or a hypervisor specific URI. */
if (migrateuri != NULL) {
vshError(ctl, "%s", _("migrate: Unexpected migrateuri for peer2peer/direct migration"));
goto done;
}
if (virDomainMigrateToURI (dom, desturi, flags, dname, 0) == 0)
ret = TRUE;
} else {
/* For traditional live migration, connect to the destination host directly. */
virConnectPtr dconn = NULL;
virDomainPtr ddom = NULL;
dconn = virConnectOpenAuth (desturi, virConnectAuthPtrDefault, 0);
if (!dconn) goto done;
ddom = virDomainMigrate (dom, dconn, flags, dname, migrateuri, 0);
if (ddom) {
virDomainFree(ddom);
ret = TRUE;
}
virConnectClose (dconn);
}
done:
if (dom) virDomainFree (dom);
return ret;
}
/*
* "migrate-setmaxdowntime" command
*/
static const vshCmdInfo info_migrate_setmaxdowntime[] = {
{"help", N_("set maximum tolerable downtime")},
{"desc", N_("Set maximum tolerable downtime of a domain which is being live-migrated to another host.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_migrate_setmaxdowntime[] = {
{"domain", VSH_OT_DATA, VSH_OFLAG_REQ, N_("domain name, id or uuid")},
{"downtime", VSH_OT_INT, VSH_OFLAG_REQ, N_("maximum tolerable downtime (in milliseconds) for migration")},
{NULL, 0, 0, NULL}
};
static int
cmdMigrateSetMaxDowntime(vshControl *ctl, const vshCmd *cmd)
{
virDomainPtr dom = NULL;
long long downtime;
int found;
int ret = FALSE;
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
if (!(dom = vshCommandOptDomain(ctl, cmd, NULL)))
return FALSE;
downtime = vshCommandOptLongLong(cmd, "downtime", &found);
if (!found || downtime < 1) {
vshError(ctl, "%s", _("migrate: Invalid downtime"));
goto done;
}
if (virDomainMigrateSetMaxDowntime(dom, downtime, 0))
goto done;
ret = TRUE;
done:
virDomainFree(dom);
return ret;
}
/*
* "net-autostart" command
*/
static const vshCmdInfo info_network_autostart[] = {
{"help", N_("autostart a network")},
{"desc",
N_("Configure a network to be automatically started at boot.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_network_autostart[] = {
{"network", VSH_OT_DATA, VSH_OFLAG_REQ, N_("network name or uuid")},
{"disable", VSH_OT_BOOL, 0, N_("disable autostarting")},
{NULL, 0, 0, NULL}
};
static int
cmdNetworkAutostart(vshControl *ctl, const vshCmd *cmd)
{
virNetworkPtr network;
char *name;
int autostart;
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
if (!(network = vshCommandOptNetwork(ctl, cmd, &name)))
return FALSE;
autostart = !vshCommandOptBool(cmd, "disable");
if (virNetworkSetAutostart(network, autostart) < 0) {
if (autostart)
vshError(ctl, _("failed to mark network %s as autostarted"), name);
else
vshError(ctl, _("failed to unmark network %s as autostarted"), name);
virNetworkFree(network);
return FALSE;
}
if (autostart)
vshPrint(ctl, _("Network %s marked as autostarted\n"), name);
else
vshPrint(ctl, _("Network %s unmarked as autostarted\n"), name);
virNetworkFree(network);
return TRUE;
}
/*
* "net-create" command
*/
static const vshCmdInfo info_network_create[] = {
{"help", N_("create a network from an XML file")},
{"desc", N_("Create a network.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_network_create[] = {
{"file", VSH_OT_DATA, VSH_OFLAG_REQ, N_("file containing an XML network description")},
{NULL, 0, 0, NULL}
};
static int
cmdNetworkCreate(vshControl *ctl, const vshCmd *cmd)
{
virNetworkPtr network;
char *from;
int found;
int ret = TRUE;
char *buffer;
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
from = vshCommandOptString(cmd, "file", &found);
if (!found)
return FALSE;
if (virFileReadAll(from, VIRSH_MAX_XML_FILE, &buffer) < 0)
return FALSE;
network = virNetworkCreateXML(ctl->conn, buffer);
VIR_FREE(buffer);
if (network != NULL) {
vshPrint(ctl, _("Network %s created from %s\n"),
virNetworkGetName(network), from);
virNetworkFree(network);
} else {
vshError(ctl, _("Failed to create network from %s"), from);
ret = FALSE;
}
return ret;
}
/*
* "net-define" command
*/
static const vshCmdInfo info_network_define[] = {
{"help", N_("define (but don't start) a network from an XML file")},
{"desc", N_("Define a network.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_network_define[] = {
{"file", VSH_OT_DATA, VSH_OFLAG_REQ, N_("file containing an XML network description")},
{NULL, 0, 0, NULL}
};
static int
cmdNetworkDefine(vshControl *ctl, const vshCmd *cmd)
{
virNetworkPtr network;
char *from;
int found;
int ret = TRUE;
char *buffer;
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
from = vshCommandOptString(cmd, "file", &found);
if (!found)
return FALSE;
if (virFileReadAll(from, VIRSH_MAX_XML_FILE, &buffer) < 0)
return FALSE;
network = virNetworkDefineXML(ctl->conn, buffer);
VIR_FREE(buffer);
if (network != NULL) {
vshPrint(ctl, _("Network %s defined from %s\n"),
virNetworkGetName(network), from);
virNetworkFree(network);
} else {
vshError(ctl, _("Failed to define network from %s"), from);
ret = FALSE;
}
return ret;
}
/*
* "net-destroy" command
*/
static const vshCmdInfo info_network_destroy[] = {
{"help", N_("destroy a network")},
{"desc", N_("Destroy a given network.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_network_destroy[] = {
{"network", VSH_OT_DATA, VSH_OFLAG_REQ, N_("network name or uuid")},
{NULL, 0, 0, NULL}
};
static int
cmdNetworkDestroy(vshControl *ctl, const vshCmd *cmd)
{
virNetworkPtr network;
int ret = TRUE;
char *name;
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
if (!(network = vshCommandOptNetwork(ctl, cmd, &name)))
return FALSE;
if (virNetworkDestroy(network) == 0) {
vshPrint(ctl, _("Network %s destroyed\n"), name);
} else {
vshError(ctl, _("Failed to destroy network %s"), name);
ret = FALSE;
}
virNetworkFree(network);
return ret;
}
/*
* "net-dumpxml" command
*/
static const vshCmdInfo info_network_dumpxml[] = {
{"help", N_("network information in XML")},
{"desc", N_("Output the network information as an XML dump to stdout.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_network_dumpxml[] = {
{"network", VSH_OT_DATA, VSH_OFLAG_REQ, N_("network name or uuid")},
{NULL, 0, 0, NULL}
};
static int
cmdNetworkDumpXML(vshControl *ctl, const vshCmd *cmd)
{
virNetworkPtr network;
int ret = TRUE;
char *dump;
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
if (!(network = vshCommandOptNetwork(ctl, cmd, NULL)))
return FALSE;
dump = virNetworkGetXMLDesc(network, 0);
if (dump != NULL) {
vshPrint(ctl, "%s", dump);
VIR_FREE(dump);
} else {
ret = FALSE;
}
virNetworkFree(network);
return ret;
}
/*
* "net-info" command
*/
static const vshCmdInfo info_network_info[] = {
{"help", N_("network information")},
{"desc", "Returns basic information about the network"},
{NULL, NULL}
};
static const vshCmdOptDef opts_network_info[] = {
{"network", VSH_OT_DATA, VSH_OFLAG_REQ, N_("network name")},
{NULL, 0, 0, NULL}
};
static int
cmdNetworkInfo(vshControl *ctl, const vshCmd *cmd)
{
virNetworkPtr network;
char uuid[VIR_UUID_STRING_BUFLEN];
int autostart;
int persistent = -1;
int active = -1;
char *bridge = NULL;
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
if (!(network = vshCommandOptNetworkBy(ctl, cmd, NULL,
VSH_BYNAME)))
return FALSE;
vshPrint(ctl, "%-15s %s\n", _("Name"), virNetworkGetName(network));
if (virNetworkGetUUIDString(network, uuid) == 0)
vshPrint(ctl, "%-15s %s\n", _("UUID"), uuid);
active = virNetworkIsActive(network);
if (active >= 0)
vshPrint(ctl, "%-15s %s\n", _("Active:"), active? _("yes") : _("no"));
persistent = virNetworkIsPersistent(network);
if (persistent < 0)
vshPrint(ctl, "%-15s %s\n", _("Persistent:"), _("unknown"));
else
vshPrint(ctl, "%-15s %s\n", _("Persistent:"), persistent ? _("yes") : _("no"));
if (virNetworkGetAutostart(network, &autostart) < 0)
vshPrint(ctl, "%-15s %s\n", _("Autostart:"), _("no autostart"));
else
vshPrint(ctl, "%-15s %s\n", _("Autostart:"), autostart ? _("yes") : _("no"));
bridge = virNetworkGetBridgeName(network);
if (bridge)
vshPrint(ctl, "%-15s %s\n", _("Bridge:"), bridge);
virNetworkFree(network);
return TRUE;
}
/*
* "iface-edit" command
*/
static const vshCmdInfo info_interface_edit[] = {
{"help", N_("edit XML configuration for a physical host interface")},
{"desc", N_("Edit the XML configuration for a physical host interface.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_interface_edit[] = {
{"interface", VSH_OT_DATA, VSH_OFLAG_REQ, N_("interface name or MAC address")},
{NULL, 0, 0, NULL}
};
static int
cmdInterfaceEdit (vshControl *ctl, const vshCmd *cmd)
{
int ret = FALSE;
virInterfacePtr iface = NULL;
char *tmp = NULL;
char *doc = NULL;
char *doc_edited = NULL;
char *doc_reread = NULL;
int flags = VIR_INTERFACE_XML_INACTIVE;
if (!vshConnectionUsability(ctl, ctl->conn))
goto cleanup;
iface = vshCommandOptInterface (ctl, cmd, NULL);
if (iface == NULL)
goto cleanup;
/* Get the XML configuration of the interface. */
doc = virInterfaceGetXMLDesc (iface, flags);
if (!doc)
goto cleanup;
/* Create and open the temporary file. */
tmp = editWriteToTempFile (ctl, doc);
if (!tmp) goto cleanup;
/* Start the editor. */
if (editFile (ctl, tmp) == -1) goto cleanup;
/* Read back the edited file. */
doc_edited = editReadBackFile (ctl, tmp);
if (!doc_edited) goto cleanup;
/* Compare original XML with edited. Has it changed at all? */
if (STREQ (doc, doc_edited)) {
vshPrint (ctl, _("Interface %s XML configuration not changed.\n"),
virInterfaceGetName (iface));
ret = TRUE;
goto cleanup;
}
/* Now re-read the interface XML. Did someone else change it while
* it was being edited? This also catches problems such as us
* losing a connection or the interface going away.
*/
doc_reread = virInterfaceGetXMLDesc (iface, flags);
if (!doc_reread)
goto cleanup;
if (STRNEQ (doc, doc_reread)) {
vshError(ctl, "%s",
_("ERROR: the XML configuration was changed by another user"));
goto cleanup;
}
/* Everything checks out, so redefine the interface. */
virInterfaceFree (iface);
iface = virInterfaceDefineXML (ctl->conn, doc_edited, 0);
if (!iface)
goto cleanup;
vshPrint (ctl, _("Interface %s XML configuration edited.\n"),
virInterfaceGetName(iface));
ret = TRUE;
cleanup:
if (iface)
virInterfaceFree (iface);
VIR_FREE(doc);
VIR_FREE(doc_edited);
VIR_FREE(doc_reread);
if (tmp) {
unlink (tmp);
VIR_FREE(tmp);
}
return ret;
}
/*
* "net-list" command
*/
static const vshCmdInfo info_network_list[] = {
{"help", N_("list networks")},
{"desc", N_("Returns list of networks.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_network_list[] = {
{"inactive", VSH_OT_BOOL, 0, N_("list inactive networks")},
{"all", VSH_OT_BOOL, 0, N_("list inactive & active networks")},
{NULL, 0, 0, NULL}
};
static int
cmdNetworkList(vshControl *ctl, const vshCmd *cmd ATTRIBUTE_UNUSED)
{
int inactive = vshCommandOptBool(cmd, "inactive");
int all = vshCommandOptBool(cmd, "all");
int active = !inactive || all ? 1 : 0;
int maxactive = 0, maxinactive = 0, i;
char **activeNames = NULL, **inactiveNames = NULL;
inactive |= all;
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
if (active) {
maxactive = virConnectNumOfNetworks(ctl->conn);
if (maxactive < 0) {
vshError(ctl, "%s", _("Failed to list active networks"));
return FALSE;
}
if (maxactive) {
activeNames = vshMalloc(ctl, sizeof(char *) * maxactive);
if ((maxactive = virConnectListNetworks(ctl->conn, activeNames,
maxactive)) < 0) {
vshError(ctl, "%s", _("Failed to list active networks"));
VIR_FREE(activeNames);
return FALSE;
}
qsort(&activeNames[0], maxactive, sizeof(char *), namesorter);
}
}
if (inactive) {
maxinactive = virConnectNumOfDefinedNetworks(ctl->conn);
if (maxinactive < 0) {
vshError(ctl, "%s", _("Failed to list inactive networks"));
VIR_FREE(activeNames);
return FALSE;
}
if (maxinactive) {
inactiveNames = vshMalloc(ctl, sizeof(char *) * maxinactive);
if ((maxinactive =
virConnectListDefinedNetworks(ctl->conn, inactiveNames,
maxinactive)) < 0) {
vshError(ctl, "%s", _("Failed to list inactive networks"));
VIR_FREE(activeNames);
VIR_FREE(inactiveNames);
return FALSE;
}
qsort(&inactiveNames[0], maxinactive, sizeof(char*), namesorter);
}
}
vshPrintExtra(ctl, "%-20s %-10s %s\n", _("Name"), _("State"),
_("Autostart"));
vshPrintExtra(ctl, "-----------------------------------------\n");
for (i = 0; i < maxactive; i++) {
virNetworkPtr network =
virNetworkLookupByName(ctl->conn, activeNames[i]);
const char *autostartStr;
int autostart = 0;
/* this kind of work with networks is not atomic operation */
if (!network) {
VIR_FREE(activeNames[i]);
continue;
}
if (virNetworkGetAutostart(network, &autostart) < 0)
autostartStr = _("no autostart");
else
autostartStr = autostart ? _("yes") : _("no");
vshPrint(ctl, "%-20s %-10s %-10s\n",
virNetworkGetName(network),
_("active"),
autostartStr);
virNetworkFree(network);
VIR_FREE(activeNames[i]);
}
for (i = 0; i < maxinactive; i++) {
virNetworkPtr network = virNetworkLookupByName(ctl->conn, inactiveNames[i]);
const char *autostartStr;
int autostart = 0;
/* this kind of work with networks is not atomic operation */
if (!network) {
VIR_FREE(inactiveNames[i]);
continue;
}
if (virNetworkGetAutostart(network, &autostart) < 0)
autostartStr = _("no autostart");
else
autostartStr = autostart ? _("yes") : _("no");
vshPrint(ctl, "%-20s %-10s %-10s\n",
inactiveNames[i],
_("inactive"),
autostartStr);
virNetworkFree(network);
VIR_FREE(inactiveNames[i]);
}
VIR_FREE(activeNames);
VIR_FREE(inactiveNames);
return TRUE;
}
/*
* "net-name" command
*/
static const vshCmdInfo info_network_name[] = {
{"help", N_("convert a network UUID to network name")},
{"desc", ""},
{NULL, NULL}
};
static const vshCmdOptDef opts_network_name[] = {
{"network", VSH_OT_DATA, VSH_OFLAG_REQ, N_("network uuid")},
{NULL, 0, 0, NULL}
};
static int
cmdNetworkName(vshControl *ctl, const vshCmd *cmd)
{
virNetworkPtr network;
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
if (!(network = vshCommandOptNetworkBy(ctl, cmd, NULL,
VSH_BYUUID)))
return FALSE;
vshPrint(ctl, "%s\n", virNetworkGetName(network));
virNetworkFree(network);
return TRUE;
}
/*
* "net-start" command
*/
static const vshCmdInfo info_network_start[] = {
{"help", N_("start a (previously defined) inactive network")},
{"desc", N_("Start a network.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_network_start[] = {
{"network", VSH_OT_DATA, VSH_OFLAG_REQ, N_("name of the inactive network")},
{NULL, 0, 0, NULL}
};
static int
cmdNetworkStart(vshControl *ctl, const vshCmd *cmd)
{
virNetworkPtr network;
int ret = TRUE;
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
if (!(network = vshCommandOptNetworkBy(ctl, cmd, NULL, VSH_BYNAME)))
return FALSE;
if (virNetworkCreate(network) == 0) {
vshPrint(ctl, _("Network %s started\n"),
virNetworkGetName(network));
} else {
vshError(ctl, _("Failed to start network %s"),
virNetworkGetName(network));
ret = FALSE;
}
virNetworkFree(network);
return ret;
}
/*
* "net-undefine" command
*/
static const vshCmdInfo info_network_undefine[] = {
{"help", N_("undefine an inactive network")},
{"desc", N_("Undefine the configuration for an inactive network.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_network_undefine[] = {
{"network", VSH_OT_DATA, VSH_OFLAG_REQ, N_("network name or uuid")},
{NULL, 0, 0, NULL}
};
static int
cmdNetworkUndefine(vshControl *ctl, const vshCmd *cmd)
{
virNetworkPtr network;
int ret = TRUE;
char *name;
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
if (!(network = vshCommandOptNetwork(ctl, cmd, &name)))
return FALSE;
if (virNetworkUndefine(network) == 0) {
vshPrint(ctl, _("Network %s has been undefined\n"), name);
} else {
vshError(ctl, _("Failed to undefine network %s"), name);
ret = FALSE;
}
virNetworkFree(network);
return ret;
}
/*
* "net-uuid" command
*/
static const vshCmdInfo info_network_uuid[] = {
{"help", N_("convert a network name to network UUID")},
{"desc", ""},
{NULL, NULL}
};
static const vshCmdOptDef opts_network_uuid[] = {
{"network", VSH_OT_DATA, VSH_OFLAG_REQ, N_("network name")},
{NULL, 0, 0, NULL}
};
static int
cmdNetworkUuid(vshControl *ctl, const vshCmd *cmd)
{
virNetworkPtr network;
char uuid[VIR_UUID_STRING_BUFLEN];
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
if (!(network = vshCommandOptNetworkBy(ctl, cmd, NULL,
VSH_BYNAME)))
return FALSE;
if (virNetworkGetUUIDString(network, uuid) != -1)
vshPrint(ctl, "%s\n", uuid);
else
vshError(ctl, "%s", _("failed to get network UUID"));
virNetworkFree(network);
return TRUE;
}
/**************************************************************************/
/*
* "iface-list" command
*/
static const vshCmdInfo info_interface_list[] = {
{"help", N_("list physical host interfaces")},
{"desc", N_("Returns list of physical host interfaces.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_interface_list[] = {
{"inactive", VSH_OT_BOOL, 0, N_("list inactive interfaces")},
{"all", VSH_OT_BOOL, 0, N_("list inactive & active interfaces")},
{NULL, 0, 0, NULL}
};
static int
cmdInterfaceList(vshControl *ctl, const vshCmd *cmd ATTRIBUTE_UNUSED)
{
int inactive = vshCommandOptBool(cmd, "inactive");
int all = vshCommandOptBool(cmd, "all");
int active = !inactive || all ? 1 : 0;
int maxactive = 0, maxinactive = 0, i;
char **activeNames = NULL, **inactiveNames = NULL;
inactive |= all;
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
if (active) {
maxactive = virConnectNumOfInterfaces(ctl->conn);
if (maxactive < 0) {
vshError(ctl, "%s", _("Failed to list active interfaces"));
return FALSE;
}
if (maxactive) {
activeNames = vshMalloc(ctl, sizeof(char *) * maxactive);
if ((maxactive = virConnectListInterfaces(ctl->conn, activeNames,
maxactive)) < 0) {
vshError(ctl, "%s", _("Failed to list active interfaces"));
VIR_FREE(activeNames);
return FALSE;
}
qsort(&activeNames[0], maxactive, sizeof(char *), namesorter);
}
}
if (inactive) {
maxinactive = virConnectNumOfDefinedInterfaces(ctl->conn);
if (maxinactive < 0) {
vshError(ctl, "%s", _("Failed to list inactive interfaces"));
VIR_FREE(activeNames);
return FALSE;
}
if (maxinactive) {
inactiveNames = vshMalloc(ctl, sizeof(char *) * maxinactive);
if ((maxinactive =
virConnectListDefinedInterfaces(ctl->conn, inactiveNames,
maxinactive)) < 0) {
vshError(ctl, "%s", _("Failed to list inactive interfaces"));
VIR_FREE(activeNames);
VIR_FREE(inactiveNames);
return FALSE;
}
qsort(&inactiveNames[0], maxinactive, sizeof(char*), namesorter);
}
}
vshPrintExtra(ctl, "%-20s %-10s %s\n", _("Name"), _("State"),
_("MAC Address"));
vshPrintExtra(ctl, "--------------------------------------------\n");
for (i = 0; i < maxactive; i++) {
virInterfacePtr iface =
virInterfaceLookupByName(ctl->conn, activeNames[i]);
/* this kind of work with interfaces is not atomic */
if (!iface) {
VIR_FREE(activeNames[i]);
continue;
}
vshPrint(ctl, "%-20s %-10s %s\n",
virInterfaceGetName(iface),
_("active"),
virInterfaceGetMACString(iface));
virInterfaceFree(iface);
VIR_FREE(activeNames[i]);
}
for (i = 0; i < maxinactive; i++) {
virInterfacePtr iface =
virInterfaceLookupByName(ctl->conn, inactiveNames[i]);
/* this kind of work with interfaces is not atomic */
if (!iface) {
VIR_FREE(inactiveNames[i]);
continue;
}
vshPrint(ctl, "%-20s %-10s %s\n",
virInterfaceGetName(iface),
_("inactive"),
virInterfaceGetMACString(iface));
virInterfaceFree(iface);
VIR_FREE(inactiveNames[i]);
}
VIR_FREE(activeNames);
VIR_FREE(inactiveNames);
return TRUE;
}
/*
* "iface-name" command
*/
static const vshCmdInfo info_interface_name[] = {
{"help", N_("convert an interface MAC address to interface name")},
{"desc", ""},
{NULL, NULL}
};
static const vshCmdOptDef opts_interface_name[] = {
{"interface", VSH_OT_DATA, VSH_OFLAG_REQ, N_("interface mac")},
{NULL, 0, 0, NULL}
};
static int
cmdInterfaceName(vshControl *ctl, const vshCmd *cmd)
{
virInterfacePtr iface;
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
if (!(iface = vshCommandOptInterfaceBy(ctl, cmd, NULL,
VSH_BYMAC)))
return FALSE;
vshPrint(ctl, "%s\n", virInterfaceGetName(iface));
virInterfaceFree(iface);
return TRUE;
}
/*
* "iface-mac" command
*/
static const vshCmdInfo info_interface_mac[] = {
{"help", N_("convert an interface name to interface MAC address")},
{"desc", ""},
{NULL, NULL}
};
static const vshCmdOptDef opts_interface_mac[] = {
{"interface", VSH_OT_DATA, VSH_OFLAG_REQ, N_("interface name")},
{NULL, 0, 0, NULL}
};
static int
cmdInterfaceMAC(vshControl *ctl, const vshCmd *cmd)
{
virInterfacePtr iface;
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
if (!(iface = vshCommandOptInterfaceBy(ctl, cmd, NULL,
VSH_BYNAME)))
return FALSE;
vshPrint(ctl, "%s\n", virInterfaceGetMACString(iface));
virInterfaceFree(iface);
return TRUE;
}
/*
* "iface-dumpxml" command
*/
static const vshCmdInfo info_interface_dumpxml[] = {
{"help", N_("interface information in XML")},
{"desc", N_("Output the physical host interface information as an XML dump to stdout.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_interface_dumpxml[] = {
{"interface", VSH_OT_DATA, VSH_OFLAG_REQ, N_("interface name or MAC address")},
{"inactive", VSH_OT_BOOL, 0, N_("show inactive defined XML")},
{NULL, 0, 0, NULL}
};
static int
cmdInterfaceDumpXML(vshControl *ctl, const vshCmd *cmd)
{
virInterfacePtr iface;
int ret = TRUE;
char *dump;
int flags = 0;
int inactive = vshCommandOptBool(cmd, "inactive");
if (inactive)
flags |= VIR_INTERFACE_XML_INACTIVE;
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
if (!(iface = vshCommandOptInterface(ctl, cmd, NULL)))
return FALSE;
dump = virInterfaceGetXMLDesc(iface, flags);
if (dump != NULL) {
vshPrint(ctl, "%s", dump);
VIR_FREE(dump);
} else {
ret = FALSE;
}
virInterfaceFree(iface);
return ret;
}
/*
* "iface-define" command
*/
static const vshCmdInfo info_interface_define[] = {
{"help", N_("define (but don't start) a physical host interface from an XML file")},
{"desc", N_("Define a physical host interface.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_interface_define[] = {
{"file", VSH_OT_DATA, VSH_OFLAG_REQ, N_("file containing an XML interface description")},
{NULL, 0, 0, NULL}
};
static int
cmdInterfaceDefine(vshControl *ctl, const vshCmd *cmd)
{
virInterfacePtr iface;
char *from;
int found;
int ret = TRUE;
char *buffer;
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
from = vshCommandOptString(cmd, "file", &found);
if (!found)
return FALSE;
if (virFileReadAll(from, VIRSH_MAX_XML_FILE, &buffer) < 0)
return FALSE;
iface = virInterfaceDefineXML(ctl->conn, buffer, 0);
VIR_FREE(buffer);
if (iface != NULL) {
vshPrint(ctl, _("Interface %s defined from %s\n"),
virInterfaceGetName(iface), from);
virInterfaceFree (iface);
} else {
vshError(ctl, _("Failed to define interface from %s"), from);
ret = FALSE;
}
return ret;
}
/*
* "iface-undefine" command
*/
static const vshCmdInfo info_interface_undefine[] = {
{"help", N_("undefine a physical host interface (remove it from configuration)")},
{"desc", N_("undefine an interface.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_interface_undefine[] = {
{"interface", VSH_OT_DATA, VSH_OFLAG_REQ, N_("interface name or MAC address")},
{NULL, 0, 0, NULL}
};
static int
cmdInterfaceUndefine(vshControl *ctl, const vshCmd *cmd)
{
virInterfacePtr iface;
int ret = TRUE;
char *name;
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
if (!(iface = vshCommandOptInterface(ctl, cmd, &name)))
return FALSE;
if (virInterfaceUndefine(iface) == 0) {
vshPrint(ctl, _("Interface %s undefined\n"), name);
} else {
vshError(ctl, _("Failed to undefine interface %s"), name);
ret = FALSE;
}
virInterfaceFree(iface);
return ret;
}
/*
* "iface-start" command
*/
static const vshCmdInfo info_interface_start[] = {
{"help", N_("start a physical host interface (enable it / \"if-up\")")},
{"desc", N_("start a physical host interface.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_interface_start[] = {
{"interface", VSH_OT_DATA, VSH_OFLAG_REQ, N_("interface name or MAC address")},
{NULL, 0, 0, NULL}
};
static int
cmdInterfaceStart(vshControl *ctl, const vshCmd *cmd)
{
virInterfacePtr iface;
int ret = TRUE;
char *name;
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
if (!(iface = vshCommandOptInterface(ctl, cmd, &name)))
return FALSE;
if (virInterfaceCreate(iface, 0) == 0) {
vshPrint(ctl, _("Interface %s started\n"), name);
} else {
vshError(ctl, _("Failed to start interface %s"), name);
ret = FALSE;
}
virInterfaceFree(iface);
return ret;
}
/*
* "iface-destroy" command
*/
static const vshCmdInfo info_interface_destroy[] = {
{"help", N_("destroy a physical host interface (disable it / \"if-down\")")},
{"desc", N_("destroy a physical host interface.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_interface_destroy[] = {
{"interface", VSH_OT_DATA, VSH_OFLAG_REQ, N_("interface name or MAC address")},
{NULL, 0, 0, NULL}
};
static int
cmdInterfaceDestroy(vshControl *ctl, const vshCmd *cmd)
{
virInterfacePtr iface;
int ret = TRUE;
char *name;
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
if (!(iface = vshCommandOptInterface(ctl, cmd, &name)))
return FALSE;
if (virInterfaceDestroy(iface, 0) == 0) {
vshPrint(ctl, _("Interface %s destroyed\n"), name);
} else {
vshError(ctl, _("Failed to destroy interface %s"), name);
ret = FALSE;
}
virInterfaceFree(iface);
return ret;
}
/*
* "nwfilter-define" command
*/
static const vshCmdInfo info_nwfilter_define[] = {
{"help", N_("define or update a network filter from an XML file")},
{"desc", N_("Define a new network filter or update an existing one.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_nwfilter_define[] = {
{"file", VSH_OT_DATA, VSH_OFLAG_REQ, N_("file containing an XML network filter description")},
{NULL, 0, 0, NULL}
};
static int
cmdNWFilterDefine(vshControl *ctl, const vshCmd *cmd)
{
virNWFilterPtr nwfilter;
char *from;
int found;
int ret = TRUE;
char *buffer;
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
from = vshCommandOptString(cmd, "file", &found);
if (!found)
return FALSE;
if (virFileReadAll(from, VIRSH_MAX_XML_FILE, &buffer) < 0)
return FALSE;
nwfilter = virNWFilterDefineXML(ctl->conn, buffer);
VIR_FREE(buffer);
if (nwfilter != NULL) {
vshPrint(ctl, _("Network filter %s defined from %s\n"),
virNWFilterGetName(nwfilter), from);
virNWFilterFree(nwfilter);
} else {
vshError(ctl, _("Failed to define network filter from %s"), from);
ret = FALSE;
}
return ret;
}
/*
* "nwfilter-undefine" command
*/
static const vshCmdInfo info_nwfilter_undefine[] = {
{"help", N_("undefine a network filter")},
{"desc", N_("Undefine a given network filter.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_nwfilter_undefine[] = {
{"nwfilter", VSH_OT_DATA, VSH_OFLAG_REQ, N_("network filter name or uuid")},
{NULL, 0, 0, NULL}
};
static int
cmdNWFilterUndefine(vshControl *ctl, const vshCmd *cmd)
{
virNWFilterPtr nwfilter;
int ret = TRUE;
char *name;
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
if (!(nwfilter = vshCommandOptNWFilter(ctl, cmd, &name)))
return FALSE;
if (virNWFilterUndefine(nwfilter) == 0) {
vshPrint(ctl, _("Network filter %s undefined\n"), name);
} else {
vshError(ctl, _("Failed to undefine network filter %s"), name);
ret = FALSE;
}
virNWFilterFree(nwfilter);
return ret;
}
/*
* "nwfilter-dumpxml" command
*/
static const vshCmdInfo info_nwfilter_dumpxml[] = {
{"help", N_("network filter information in XML")},
{"desc", N_("Output the network filter information as an XML dump to stdout.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_nwfilter_dumpxml[] = {
{"nwfilter", VSH_OT_DATA, VSH_OFLAG_REQ, N_("network filter name or uuid")},
{NULL, 0, 0, NULL}
};
static int
cmdNWFilterDumpXML(vshControl *ctl, const vshCmd *cmd)
{
virNWFilterPtr nwfilter;
int ret = TRUE;
char *dump;
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
if (!(nwfilter = vshCommandOptNWFilter(ctl, cmd, NULL)))
return FALSE;
dump = virNWFilterGetXMLDesc(nwfilter, 0);
if (dump != NULL) {
vshPrint(ctl, "%s", dump);
VIR_FREE(dump);
} else {
ret = FALSE;
}
virNWFilterFree(nwfilter);
return ret;
}
/*
* "nwfilter-list" command
*/
static const vshCmdInfo info_nwfilter_list[] = {
{"help", N_("list network filters")},
{"desc", N_("Returns list of network filters.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_nwfilter_list[] = {
{NULL, 0, 0, NULL}
};
static int
cmdNWFilterList(vshControl *ctl, const vshCmd *cmd ATTRIBUTE_UNUSED)
{
int numfilters, i;
char **names;
char uuid[VIR_UUID_STRING_BUFLEN];
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
numfilters = virConnectNumOfNWFilters(ctl->conn);
if (numfilters < 0) {
vshError(ctl, "%s", _("Failed to list network filters"));
return FALSE;
}
names = vshMalloc(ctl, sizeof(char *) * numfilters);
if ((numfilters = virConnectListNWFilters(ctl->conn, names,
numfilters)) < 0) {
vshError(ctl, "%s", _("Failed to list network filters"));
VIR_FREE(names);
return FALSE;
}
qsort(&names[0], numfilters, sizeof(char *), namesorter);
vshPrintExtra(ctl, "%-36s %-20s \n", _("UUID"), _("Name"));
vshPrintExtra(ctl,
"----------------------------------------------------------------\n");
for (i = 0; i < numfilters; i++) {
virNWFilterPtr nwfilter =
virNWFilterLookupByName(ctl->conn, names[i]);
/* this kind of work with networks is not atomic operation */
if (!nwfilter) {
VIR_FREE(names[i]);
continue;
}
virNWFilterGetUUIDString(nwfilter, uuid);
vshPrint(ctl, "%-36s %-20s\n",
uuid,
virNWFilterGetName(nwfilter));
virNWFilterFree(nwfilter);
VIR_FREE(names[i]);
}
VIR_FREE(names);
return TRUE;
}
/*
* "nwfilter-edit" command
*/
static const vshCmdInfo info_nwfilter_edit[] = {
{"help", N_("edit XML configuration for a network filter")},
{"desc", N_("Edit the XML configuration for a network filter.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_nwfilter_edit[] = {
{"nwfilter", VSH_OT_DATA, VSH_OFLAG_REQ, N_("network filter name or uuid")},
{NULL, 0, 0, NULL}
};
static int
cmdNWFilterEdit (vshControl *ctl, const vshCmd *cmd)
{
int ret = FALSE;
virNWFilterPtr nwfilter = NULL;
char *tmp = NULL;
char *doc = NULL;
char *doc_edited = NULL;
char *doc_reread = NULL;
if (!vshConnectionUsability(ctl, ctl->conn))
goto cleanup;
nwfilter = vshCommandOptNWFilter (ctl, cmd, NULL);
if (nwfilter == NULL)
goto cleanup;
/* Get the XML configuration of the interface. */
doc = virNWFilterGetXMLDesc (nwfilter, 0);
if (!doc)
goto cleanup;
/* Create and open the temporary file. */
tmp = editWriteToTempFile (ctl, doc);
if (!tmp) goto cleanup;
/* Start the editor. */
if (editFile (ctl, tmp) == -1) goto cleanup;
/* Read back the edited file. */
doc_edited = editReadBackFile (ctl, tmp);
if (!doc_edited) goto cleanup;
/* Compare original XML with edited. Has it changed at all? */
if (STREQ (doc, doc_edited)) {
vshPrint (ctl, _("Network filter %s XML configuration not changed.\n"),
virNWFilterGetName (nwfilter));
ret = TRUE;
goto cleanup;
}
/* Now re-read the network filter XML. Did someone else change it while
* it was being edited? This also catches problems such as us
* losing a connection or the interface going away.
*/
doc_reread = virNWFilterGetXMLDesc (nwfilter, 0);
if (!doc_reread)
goto cleanup;
if (STRNEQ (doc, doc_reread)) {
vshError(ctl, "%s",
_("ERROR: the XML configuration was changed by another user"));
goto cleanup;
}
/* Everything checks out, so redefine the interface. */
virNWFilterFree (nwfilter);
nwfilter = virNWFilterDefineXML (ctl->conn, doc_edited);
if (!nwfilter)
goto cleanup;
vshPrint (ctl, _("Network filter %s XML configuration edited.\n"),
virNWFilterGetName(nwfilter));
ret = TRUE;
cleanup:
if (nwfilter)
virNWFilterFree (nwfilter);
VIR_FREE(doc);
VIR_FREE(doc_edited);
VIR_FREE(doc_reread);
if (tmp) {
unlink (tmp);
VIR_FREE(tmp);
}
return ret;
}
/**************************************************************************/
/*
* "pool-autostart" command
*/
static const vshCmdInfo info_pool_autostart[] = {
{"help", N_("autostart a pool")},
{"desc",
N_("Configure a pool to be automatically started at boot.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_pool_autostart[] = {
{"pool", VSH_OT_DATA, VSH_OFLAG_REQ, N_("pool name or uuid")},
{"disable", VSH_OT_BOOL, 0, N_("disable autostarting")},
{NULL, 0, 0, NULL}
};
static int
cmdPoolAutostart(vshControl *ctl, const vshCmd *cmd)
{
virStoragePoolPtr pool;
char *name;
int autostart;
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
if (!(pool = vshCommandOptPool(ctl, cmd, "pool", &name)))
return FALSE;
autostart = !vshCommandOptBool(cmd, "disable");
if (virStoragePoolSetAutostart(pool, autostart) < 0) {
if (autostart)
vshError(ctl, _("failed to mark pool %s as autostarted"), name);
else
vshError(ctl, _("failed to unmark pool %s as autostarted"), name);
virStoragePoolFree(pool);
return FALSE;
}
if (autostart)
vshPrint(ctl, _("Pool %s marked as autostarted\n"), name);
else
vshPrint(ctl, _("Pool %s unmarked as autostarted\n"), name);
virStoragePoolFree(pool);
return TRUE;
}
/*
* "pool-create" command
*/
static const vshCmdInfo info_pool_create[] = {
{"help", N_("create a pool from an XML file")},
{"desc", N_("Create a pool.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_pool_create[] = {
{"file", VSH_OT_DATA, VSH_OFLAG_REQ,
N_("file containing an XML pool description")},
{NULL, 0, 0, NULL}
};
static int
cmdPoolCreate(vshControl *ctl, const vshCmd *cmd)
{
virStoragePoolPtr pool;
char *from;
int found;
int ret = TRUE;
char *buffer;
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
from = vshCommandOptString(cmd, "file", &found);
if (!found)
return FALSE;
if (virFileReadAll(from, VIRSH_MAX_XML_FILE, &buffer) < 0)
return FALSE;
pool = virStoragePoolCreateXML(ctl->conn, buffer, 0);
VIR_FREE(buffer);
if (pool != NULL) {
vshPrint(ctl, _("Pool %s created from %s\n"),
virStoragePoolGetName(pool), from);
virStoragePoolFree(pool);
} else {
vshError(ctl, _("Failed to create pool from %s"), from);
ret = FALSE;
}
return ret;
}
/*
* "nodedev-create" command
*/
static const vshCmdInfo info_node_device_create[] = {
{"help", N_("create a device defined "
"by an XML file on the node")},
{"desc", N_("Create a device on the node. Note that this "
"command creates devices on the physical host "
"that can then be assigned to a virtual machine.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_node_device_create[] = {
{"file", VSH_OT_DATA, VSH_OFLAG_REQ,
N_("file containing an XML description of the device")},
{NULL, 0, 0, NULL}
};
static int
cmdNodeDeviceCreate(vshControl *ctl, const vshCmd *cmd)
{
virNodeDevicePtr dev = NULL;
char *from;
int found = 0;
int ret = TRUE;
char *buffer;
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
from = vshCommandOptString(cmd, "file", &found);
if (!found) {
return FALSE;
}
if (virFileReadAll(from, VIRSH_MAX_XML_FILE, &buffer) < 0)
return FALSE;
dev = virNodeDeviceCreateXML(ctl->conn, buffer, 0);
VIR_FREE(buffer);
if (dev != NULL) {
vshPrint(ctl, _("Node device %s created from %s\n"),
virNodeDeviceGetName(dev), from);
virNodeDeviceFree(dev);
} else {
vshError(ctl, _("Failed to create node device from %s"), from);
ret = FALSE;
}
return ret;
}
/*
* "nodedev-destroy" command
*/
static const vshCmdInfo info_node_device_destroy[] = {
{"help", N_("destroy a device on the node")},
{"desc", N_("Destroy a device on the node. Note that this "
"command destroys devices on the physical host ")},
{NULL, NULL}
};
static const vshCmdOptDef opts_node_device_destroy[] = {
{"name", VSH_OT_DATA, VSH_OFLAG_REQ,
N_("name of the device to be destroyed")},
{NULL, 0, 0, NULL}
};
static int
cmdNodeDeviceDestroy(vshControl *ctl, const vshCmd *cmd)
{
virNodeDevicePtr dev = NULL;
int ret = TRUE;
int found = 0;
char *name;
if (!vshConnectionUsability(ctl, ctl->conn)) {
return FALSE;
}
name = vshCommandOptString(cmd, "name", &found);
if (!found) {
return FALSE;
}
dev = virNodeDeviceLookupByName(ctl->conn, name);
if (virNodeDeviceDestroy(dev) == 0) {
vshPrint(ctl, _("Destroyed node device '%s'\n"), name);
} else {
vshError(ctl, _("Failed to destroy node device '%s'"), name);
ret = FALSE;
}
virNodeDeviceFree(dev);
return ret;
}
/*
* XML Building helper for pool-define-as and pool-create-as
*/
static const vshCmdOptDef opts_pool_X_as[] = {
{"name", VSH_OT_DATA, VSH_OFLAG_REQ, N_("name of the pool")},
{"print-xml", VSH_OT_BOOL, 0, N_("print XML document, but don't define/create")},
{"type", VSH_OT_DATA, VSH_OFLAG_REQ, N_("type of the pool")},
{"source-host", VSH_OT_DATA, 0, N_("source-host for underlying storage")},
{"source-path", VSH_OT_DATA, 0, N_("source path for underlying storage")},
{"source-dev", VSH_OT_DATA, 0, N_("source device for underlying storage")},
{"source-name", VSH_OT_DATA, 0, N_("source name for underlying storage")},
{"target", VSH_OT_DATA, 0, N_("target for underlying storage")},
{"source-format", VSH_OT_STRING, 0, N_("format for underlying storage")},
{NULL, 0, 0, NULL}
};
static int buildPoolXML(const vshCmd *cmd, char **retname, char **xml) {
int found;
char *name, *type, *srcHost, *srcPath, *srcDev, *srcName, *srcFormat, *target;
virBuffer buf = VIR_BUFFER_INITIALIZER;
name = vshCommandOptString(cmd, "name", &found);
if (!found)
goto cleanup;
type = vshCommandOptString(cmd, "type", &found);
if (!found)
goto cleanup;
srcHost = vshCommandOptString(cmd, "source-host", &found);
srcPath = vshCommandOptString(cmd, "source-path", &found);
srcDev = vshCommandOptString(cmd, "source-dev", &found);
srcName = vshCommandOptString(cmd, "source-name", &found);
srcFormat = vshCommandOptString(cmd, "source-format", &found);
target = vshCommandOptString(cmd, "target", &found);
virBufferVSprintf(&buf, "<pool type='%s'>\n", type);
virBufferVSprintf(&buf, " <name>%s</name>\n", name);
if (srcHost || srcPath || srcDev) {
virBufferAddLit(&buf, " <source>\n");
if (srcHost)
virBufferVSprintf(&buf, " <host name='%s'/>\n", srcHost);
if (srcPath)
virBufferVSprintf(&buf, " <dir path='%s'/>\n", srcPath);
if (srcDev)
virBufferVSprintf(&buf, " <device path='%s'/>\n", srcDev);
if (srcFormat)
virBufferVSprintf(&buf, " <format type='%s'/>\n", srcFormat);
if (srcName)
virBufferVSprintf(&buf, " <name>%s</name>\n", srcName);
virBufferAddLit(&buf, " </source>\n");
}
if (target) {
virBufferAddLit(&buf, " <target>\n");
virBufferVSprintf(&buf, " <path>%s</path>\n", target);
virBufferAddLit(&buf, " </target>\n");
}
virBufferAddLit(&buf, "</pool>\n");
if (virBufferError(&buf)) {
vshPrint(ctl, "%s", _("Failed to allocate XML buffer"));
return FALSE;
}
*xml = virBufferContentAndReset(&buf);
*retname = name;
return TRUE;
cleanup:
virBufferFreeAndReset(&buf);
return FALSE;
}
/*
* "pool-create-as" command
*/
static const vshCmdInfo info_pool_create_as[] = {
{"help", N_("create a pool from a set of args")},
{"desc", N_("Create a pool.")},
{NULL, NULL}
};
static int
cmdPoolCreateAs(vshControl *ctl, const vshCmd *cmd)
{
virStoragePoolPtr pool;
char *xml, *name;
int printXML = vshCommandOptBool(cmd, "print-xml");
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
if (!buildPoolXML(cmd, &name, &xml))
return FALSE;
if (printXML) {
vshPrint(ctl, "%s", xml);
VIR_FREE(xml);
} else {
pool = virStoragePoolCreateXML(ctl->conn, xml, 0);
VIR_FREE(xml);
if (pool != NULL) {
vshPrint(ctl, _("Pool %s created\n"), name);
virStoragePoolFree(pool);
} else {
vshError(ctl, _("Failed to create pool %s"), name);
return FALSE;
}
}
return TRUE;
}
/*
* "pool-define" command
*/
static const vshCmdInfo info_pool_define[] = {
{"help", N_("define (but don't start) a pool from an XML file")},
{"desc", N_("Define a pool.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_pool_define[] = {
{"file", VSH_OT_DATA, VSH_OFLAG_REQ, N_("file containing an XML pool description")},
{NULL, 0, 0, NULL}
};
static int
cmdPoolDefine(vshControl *ctl, const vshCmd *cmd)
{
virStoragePoolPtr pool;
char *from;
int found;
int ret = TRUE;
char *buffer;
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
from = vshCommandOptString(cmd, "file", &found);
if (!found)
return FALSE;
if (virFileReadAll(from, VIRSH_MAX_XML_FILE, &buffer) < 0)
return FALSE;
pool = virStoragePoolDefineXML(ctl->conn, buffer, 0);
VIR_FREE(buffer);
if (pool != NULL) {
vshPrint(ctl, _("Pool %s defined from %s\n"),
virStoragePoolGetName(pool), from);
virStoragePoolFree(pool);
} else {
vshError(ctl, _("Failed to define pool from %s"), from);
ret = FALSE;
}
return ret;
}
/*
* "pool-define-as" command
*/
static const vshCmdInfo info_pool_define_as[] = {
{"help", N_("define a pool from a set of args")},
{"desc", N_("Define a pool.")},
{NULL, NULL}
};
static int
cmdPoolDefineAs(vshControl *ctl, const vshCmd *cmd)
{
virStoragePoolPtr pool;
char *xml, *name;
int printXML = vshCommandOptBool(cmd, "print-xml");
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
if (!buildPoolXML(cmd, &name, &xml))
return FALSE;
if (printXML) {
vshPrint(ctl, "%s", xml);
VIR_FREE(xml);
} else {
pool = virStoragePoolDefineXML(ctl->conn, xml, 0);
VIR_FREE(xml);
if (pool != NULL) {
vshPrint(ctl, _("Pool %s defined\n"), name);
virStoragePoolFree(pool);
} else {
vshError(ctl, _("Failed to define pool %s"), name);
return FALSE;
}
}
return TRUE;
}
/*
* "pool-build" command
*/
static const vshCmdInfo info_pool_build[] = {
{"help", N_("build a pool")},
{"desc", N_("Build a given pool.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_pool_build[] = {
{"pool", VSH_OT_DATA, VSH_OFLAG_REQ, N_("pool name or uuid")},
{NULL, 0, 0, NULL}
};
static int
cmdPoolBuild(vshControl *ctl, const vshCmd *cmd)
{
virStoragePoolPtr pool;
int ret = TRUE;
char *name;
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
if (!(pool = vshCommandOptPool(ctl, cmd, "pool", &name)))
return FALSE;
if (virStoragePoolBuild(pool, 0) == 0) {
vshPrint(ctl, _("Pool %s built\n"), name);
} else {
vshError(ctl, _("Failed to build pool %s"), name);
ret = FALSE;
}
virStoragePoolFree(pool);
return ret;
}
/*
* "pool-destroy" command
*/
static const vshCmdInfo info_pool_destroy[] = {
{"help", N_("destroy a pool")},
{"desc", N_("Destroy a given pool.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_pool_destroy[] = {
{"pool", VSH_OT_DATA, VSH_OFLAG_REQ, N_("pool name or uuid")},
{NULL, 0, 0, NULL}
};
static int
cmdPoolDestroy(vshControl *ctl, const vshCmd *cmd)
{
virStoragePoolPtr pool;
int ret = TRUE;
char *name;
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
if (!(pool = vshCommandOptPool(ctl, cmd, "pool", &name)))
return FALSE;
if (virStoragePoolDestroy(pool) == 0) {
vshPrint(ctl, _("Pool %s destroyed\n"), name);
} else {
vshError(ctl, _("Failed to destroy pool %s"), name);
ret = FALSE;
}
virStoragePoolFree(pool);
return ret;
}
/*
* "pool-delete" command
*/
static const vshCmdInfo info_pool_delete[] = {
{"help", N_("delete a pool")},
{"desc", N_("Delete a given pool.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_pool_delete[] = {
{"pool", VSH_OT_DATA, VSH_OFLAG_REQ, N_("pool name or uuid")},
{NULL, 0, 0, NULL}
};
static int
cmdPoolDelete(vshControl *ctl, const vshCmd *cmd)
{
virStoragePoolPtr pool;
int ret = TRUE;
char *name;
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
if (!(pool = vshCommandOptPool(ctl, cmd, "pool", &name)))
return FALSE;
if (virStoragePoolDelete(pool, 0) == 0) {
vshPrint(ctl, _("Pool %s deleted\n"), name);
} else {
vshError(ctl, _("Failed to delete pool %s"), name);
ret = FALSE;
}
virStoragePoolFree(pool);
return ret;
}
/*
* "pool-refresh" command
*/
static const vshCmdInfo info_pool_refresh[] = {
{"help", N_("refresh a pool")},
{"desc", N_("Refresh a given pool.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_pool_refresh[] = {
{"pool", VSH_OT_DATA, VSH_OFLAG_REQ, N_("pool name or uuid")},
{NULL, 0, 0, NULL}
};
static int
cmdPoolRefresh(vshControl *ctl, const vshCmd *cmd)
{
virStoragePoolPtr pool;
int ret = TRUE;
char *name;
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
if (!(pool = vshCommandOptPool(ctl, cmd, "pool", &name)))
return FALSE;
if (virStoragePoolRefresh(pool, 0) == 0) {
vshPrint(ctl, _("Pool %s refreshed\n"), name);
} else {
vshError(ctl, _("Failed to refresh pool %s"), name);
ret = FALSE;
}
virStoragePoolFree(pool);
return ret;
}
/*
* "pool-dumpxml" command
*/
static const vshCmdInfo info_pool_dumpxml[] = {
{"help", N_("pool information in XML")},
{"desc", N_("Output the pool information as an XML dump to stdout.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_pool_dumpxml[] = {
{"pool", VSH_OT_DATA, VSH_OFLAG_REQ, N_("pool name or uuid")},
{NULL, 0, 0, NULL}
};
static int
cmdPoolDumpXML(vshControl *ctl, const vshCmd *cmd)
{
virStoragePoolPtr pool;
int ret = TRUE;
char *dump;
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
if (!(pool = vshCommandOptPool(ctl, cmd, "pool", NULL)))
return FALSE;
dump = virStoragePoolGetXMLDesc(pool, 0);
if (dump != NULL) {
vshPrint(ctl, "%s", dump);
VIR_FREE(dump);
} else {
ret = FALSE;
}
virStoragePoolFree(pool);
return ret;
}
/*
* "pool-list" command
*/
static const vshCmdInfo info_pool_list[] = {
{"help", N_("list pools")},
{"desc", N_("Returns list of pools.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_pool_list[] = {
{"inactive", VSH_OT_BOOL, 0, N_("list inactive pools")},
{"all", VSH_OT_BOOL, 0, N_("list inactive & active pools")},
{"details", VSH_OT_BOOL, 0, N_("display extended details for pools")},
{NULL, 0, 0, NULL}
};
static int
cmdPoolList(vshControl *ctl, const vshCmd *cmd ATTRIBUTE_UNUSED)
{
virStoragePoolInfo info;
char **poolNames = NULL;
int i, functionReturn, ret;
int numActivePools = 0, numInactivePools = 0, numAllPools = 0;
size_t stringLength = 0, nameStrLength = 0;
size_t autostartStrLength = 0, persistStrLength = 0;
size_t stateStrLength = 0, capStrLength = 0;
size_t allocStrLength = 0, availStrLength = 0;
struct poolInfoText {
char *state;
char *autostart;
char *persistent;
char *capacity;
char *allocation;
char *available;
};
struct poolInfoText *poolInfoTexts = NULL;
/* Determine the options passed by the user */
int all = vshCommandOptBool(cmd, "all");
int details = vshCommandOptBool(cmd, "details");
int inactive = vshCommandOptBool(cmd, "inactive");
int active = !inactive || all ? 1 : 0;
inactive |= all;
/* Check the connection to libvirtd daemon is still working */
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
/* Retrieve the number of active storage pools */
if (active) {
numActivePools = virConnectNumOfStoragePools(ctl->conn);
if (numActivePools < 0) {
vshError(ctl, "%s", _("Failed to list active pools"));
return FALSE;
}
}
/* Retrieve the number of inactive storage pools */
if (inactive) {
numInactivePools = virConnectNumOfDefinedStoragePools(ctl->conn);
if (numInactivePools < 0) {
vshError(ctl, "%s", _("Failed to list inactive pools"));
return FALSE;
}
}
/* Determine the total number of pools to list */
numAllPools = numActivePools + numInactivePools;
/* Allocate memory for arrays of storage pool names and info */
poolNames = vshCalloc(ctl, numAllPools, sizeof(*poolNames));
poolInfoTexts =
vshCalloc(ctl, numAllPools, sizeof(*poolInfoTexts));
/* Retrieve a list of active storage pool names */
if (active) {
if ((virConnectListStoragePools(ctl->conn,
poolNames, numActivePools)) < 0) {
vshError(ctl, "%s", _("Failed to list active pools"));
VIR_FREE(poolInfoTexts);
VIR_FREE(poolNames);
return FALSE;
}
}
/* Add the inactive storage pools to the end of the name list */
if (inactive) {
if ((virConnectListDefinedStoragePools(ctl->conn,
&poolNames[numActivePools],
numInactivePools)) < 0) {
vshError(ctl, "%s", _("Failed to list inactive pools"));
VIR_FREE(poolInfoTexts);
VIR_FREE(poolNames);
return FALSE;
}
}
/* Sort the storage pool names */
qsort(poolNames, numAllPools, sizeof(*poolNames), namesorter);
/* Collect the storage pool information for display */
for (i = 0; i < numAllPools; i++) {
int autostart = 0, persistent = 0;
/* Retrieve a pool object, looking it up by name */
virStoragePoolPtr pool = virStoragePoolLookupByName(ctl->conn,
poolNames[i]);
if (!pool) {
VIR_FREE(poolNames[i]);
continue;
}
/* Retrieve the autostart status of the pool */
if (virStoragePoolGetAutostart(pool, &autostart) < 0)
poolInfoTexts[i].autostart = vshStrdup(ctl, _("no autostart"));
else
poolInfoTexts[i].autostart = vshStrdup(ctl, autostart ?
_("yes") : _("no"));
/* Retrieve the persistence status of the pool */
if (details) {
persistent = virStoragePoolIsPersistent(pool);
vshDebug(ctl, 5, "Persistent flag value: %d\n", persistent);
if (persistent < 0)
poolInfoTexts[i].persistent = vshStrdup(ctl, _("unknown"));
else
poolInfoTexts[i].persistent = vshStrdup(ctl, persistent ?
_("yes") : _("no"));
/* Keep the length of persistent string if longest so far */
stringLength = strlen(poolInfoTexts[i].persistent);
if (stringLength > persistStrLength)
persistStrLength = stringLength;
}
/* Collect further extended information about the pool */
if (virStoragePoolGetInfo(pool, &info) != 0) {
/* Something went wrong retrieving pool info, cope with it */
vshError(ctl, "%s", _("Could not retrieve pool information"));
poolInfoTexts[i].state = vshStrdup(ctl, _("unknown"));
if (details) {
poolInfoTexts[i].capacity = vshStrdup(ctl, _("unknown"));
poolInfoTexts[i].allocation = vshStrdup(ctl, _("unknown"));
poolInfoTexts[i].available = vshStrdup(ctl, _("unknown"));
}
} else {
/* Decide which state string to display */
if (details) {
/* --details option was specified, we're using detailed state
* strings */
switch (info.state) {
case VIR_STORAGE_POOL_INACTIVE:
poolInfoTexts[i].state = vshStrdup(ctl, _("inactive"));
break;
case VIR_STORAGE_POOL_BUILDING:
poolInfoTexts[i].state = vshStrdup(ctl, _("building"));
break;
case VIR_STORAGE_POOL_RUNNING:
poolInfoTexts[i].state = vshStrdup(ctl, _("running"));
break;
case VIR_STORAGE_POOL_DEGRADED:
poolInfoTexts[i].state = vshStrdup(ctl, _("degraded"));
break;
case VIR_STORAGE_POOL_INACCESSIBLE:
poolInfoTexts[i].state = vshStrdup(ctl, _("inaccessible"));
break;
}
/* Create the pool size related strings */
if (info.state == VIR_STORAGE_POOL_RUNNING ||
info.state == VIR_STORAGE_POOL_DEGRADED) {
double val;
const char *unit;
/* Create the capacity output string */
val = prettyCapacity(info.capacity, &unit);
ret = virAsprintf(&poolInfoTexts[i].capacity,
"%.2lf %s", val, unit);
if (ret < 0) {
/* An error occurred creating the string, return */
goto asprintf_failure;
}
/* Create the allocation output string */
val = prettyCapacity(info.allocation, &unit);
ret = virAsprintf(&poolInfoTexts[i].allocation,
"%.2lf %s", val, unit);
if (ret < 0) {
/* An error occurred creating the string, return */
goto asprintf_failure;
}
/* Create the available space output string */
val = prettyCapacity(info.available, &unit);
ret = virAsprintf(&poolInfoTexts[i].available,
"%.2lf %s", val, unit);
if (ret < 0) {
/* An error occurred creating the string, return */
goto asprintf_failure;
}
} else {
/* Capacity related information isn't available */
poolInfoTexts[i].capacity = vshStrdup(ctl, _("-"));
poolInfoTexts[i].allocation = vshStrdup(ctl, _("-"));
poolInfoTexts[i].available = vshStrdup(ctl, _("-"));
}
/* Keep the length of capacity string if longest so far */
stringLength = strlen(poolInfoTexts[i].capacity);
if (stringLength > capStrLength)
capStrLength = stringLength;
/* Keep the length of allocation string if longest so far */
stringLength = strlen(poolInfoTexts[i].allocation);
if (stringLength > allocStrLength)
allocStrLength = stringLength;
/* Keep the length of available string if longest so far */
stringLength = strlen(poolInfoTexts[i].available);
if (stringLength > availStrLength)
availStrLength = stringLength;
} else {
/* --details option was not specified, only active/inactive
* state strings are used */
if (info.state == VIR_STORAGE_POOL_INACTIVE)
poolInfoTexts[i].state = vshStrdup(ctl, _("inactive"));
else
poolInfoTexts[i].state = vshStrdup(ctl, _("active"));
}
}
/* Keep the length of name string if longest so far */
stringLength = strlen(poolNames[i]);
if (stringLength > nameStrLength)
nameStrLength = stringLength;
/* Keep the length of state string if longest so far */
stringLength = strlen(poolInfoTexts[i].state);
if (stringLength > stateStrLength)
stateStrLength = stringLength;
/* Keep the length of autostart string if longest so far */
stringLength = strlen(poolInfoTexts[i].autostart);
if (stringLength > autostartStrLength)
autostartStrLength = stringLength;
/* Free the pool object */
virStoragePoolFree(pool);
}
/* If the --details option wasn't selected, we output the pool
* info using the fixed string format from previous versions to
* maintain backward compatibility.
*/
/* Output basic info then return if --details option not selected */
if (!details) {
/* Output old style header */
vshPrintExtra(ctl, "%-20s %-10s %-10s\n", _("Name"), _("State"),
_("Autostart"));
vshPrintExtra(ctl, "-----------------------------------------\n");
/* Output old style pool info */
for (i = 0; i < numAllPools; i++) {
vshPrint(ctl, "%-20s %-10s %-10s\n",
poolNames[i],
poolInfoTexts[i].state,
poolInfoTexts[i].autostart);
}
/* Cleanup and return */
functionReturn = TRUE;
goto cleanup;
}
/* We only get here if the --details option was selected. */
/* Use the length of name header string if it's longest */
stringLength = strlen(_("Name"));
if (stringLength > nameStrLength)
nameStrLength = stringLength;
/* Use the length of state header string if it's longest */
stringLength = strlen(_("State"));
if (stringLength > stateStrLength)
stateStrLength = stringLength;
/* Use the length of autostart header string if it's longest */
stringLength = strlen(_("Autostart"));
if (stringLength > autostartStrLength)
autostartStrLength = stringLength;
/* Use the length of persistent header string if it's longest */
stringLength = strlen(_("Persistent"));
if (stringLength > persistStrLength)
persistStrLength = stringLength;
/* Use the length of capacity header string if it's longest */
stringLength = strlen(_("Capacity"));
if (stringLength > capStrLength)
capStrLength = stringLength;
/* Use the length of allocation header string if it's longest */
stringLength = strlen(_("Allocation"));
if (stringLength > allocStrLength)
allocStrLength = stringLength;
/* Use the length of available header string if it's longest */
stringLength = strlen(_("Available"));
if (stringLength > availStrLength)
availStrLength = stringLength;
/* Display the string lengths for debugging. */
vshDebug(ctl, 5, "Longest name string = %lu chars\n",
(unsigned long) nameStrLength);
vshDebug(ctl, 5, "Longest state string = %lu chars\n",
(unsigned long) stateStrLength);
vshDebug(ctl, 5, "Longest autostart string = %lu chars\n",
(unsigned long) autostartStrLength);
vshDebug(ctl, 5, "Longest persistent string = %lu chars\n",
(unsigned long) persistStrLength);
vshDebug(ctl, 5, "Longest capacity string = %lu chars\n",
(unsigned long) capStrLength);
vshDebug(ctl, 5, "Longest allocation string = %lu chars\n",
(unsigned long) allocStrLength);
vshDebug(ctl, 5, "Longest available string = %lu chars\n",
(unsigned long) availStrLength);
/* Create the output template. Each column is sized according to
* the longest string.
*/
char *outputStr;
ret = virAsprintf(&outputStr,
"%%-%lus %%-%lus %%-%lus %%-%lus %%%lus %%%lus %%%lus\n",
(unsigned long) nameStrLength,
(unsigned long) stateStrLength,
(unsigned long) autostartStrLength,
(unsigned long) persistStrLength,
(unsigned long) capStrLength,
(unsigned long) allocStrLength,
(unsigned long) availStrLength);
if (ret < 0) {
/* An error occurred creating the string, return */
goto asprintf_failure;
}
/* Display the header */
vshPrint(ctl, outputStr, _("Name"), _("State"), _("Autostart"),
_("Persistent"), _("Capacity"), _("Allocation"), _("Available"));
for (i = nameStrLength + stateStrLength + autostartStrLength
+ persistStrLength + capStrLength
+ allocStrLength + availStrLength
+ 12; i > 0; i--)
vshPrintExtra(ctl, "-");
vshPrintExtra(ctl, "\n");
/* Display the pool info rows */
for (i = 0; i < numAllPools; i++) {
vshPrint(ctl, outputStr,
poolNames[i],
poolInfoTexts[i].state,
poolInfoTexts[i].autostart,
poolInfoTexts[i].persistent,
poolInfoTexts[i].capacity,
poolInfoTexts[i].allocation,
poolInfoTexts[i].available);
}
/* Cleanup and return */
functionReturn = TRUE;
goto cleanup;
asprintf_failure:
/* Display an appropriate error message then cleanup and return */
switch (errno) {
case ENOMEM:
/* Couldn't allocate memory */
vshError(ctl, "%s", _("Out of memory"));
break;
default:
/* Some other error */
vshError(ctl, _("virAsprintf failed (errno %d)"), errno);
}
functionReturn = FALSE;
cleanup:
/* Safely free the memory allocated in this function */
for (i = 0; i < numAllPools; i++) {
/* Cleanup the memory for one pool info structure */
VIR_FREE(poolInfoTexts[i].state);
VIR_FREE(poolInfoTexts[i].autostart);
VIR_FREE(poolInfoTexts[i].persistent);
VIR_FREE(poolInfoTexts[i].capacity);
VIR_FREE(poolInfoTexts[i].allocation);
VIR_FREE(poolInfoTexts[i].available);
VIR_FREE(poolNames[i]);
}
/* Cleanup the memory for the initial arrays*/
VIR_FREE(poolInfoTexts);
VIR_FREE(poolNames);
/* Return the desired value */
return functionReturn;
}
/*
* "find-storage-pool-sources-as" command
*/
static const vshCmdInfo info_find_storage_pool_sources_as[] = {
{"help", N_("find potential storage pool sources")},
{"desc", N_("Returns XML <sources> document.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_find_storage_pool_sources_as[] = {
{"type", VSH_OT_DATA, VSH_OFLAG_REQ,
N_("type of storage pool sources to find")},
{"host", VSH_OT_DATA, VSH_OFLAG_NONE, N_("optional host to query")},
{"port", VSH_OT_DATA, VSH_OFLAG_NONE, N_("optional port to query")},
{"initiator", VSH_OT_DATA, VSH_OFLAG_NONE, N_("optional initiator IQN to use for query")},
{NULL, 0, 0, NULL}
};
static int
cmdPoolDiscoverSourcesAs(vshControl * ctl, const vshCmd * cmd ATTRIBUTE_UNUSED)
{
char *type, *host;
char *srcSpec = NULL;
char *srcList;
char *initiator;
int found;
type = vshCommandOptString(cmd, "type", &found);
if (!found)
return FALSE;
host = vshCommandOptString(cmd, "host", &found);
if (!found)
host = NULL;
initiator = vshCommandOptString(cmd, "initiator", &found);
if (!found)
initiator = NULL;
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
if (host) {
char *port = vshCommandOptString(cmd, "port", &found);
if (!found)
port = NULL;
virBuffer buf = VIR_BUFFER_INITIALIZER;
virBufferAddLit(&buf, "<source>\n");
virBufferVSprintf(&buf, " <host name='%s'", host);
if (port)
virBufferVSprintf(&buf, " port='%s'", port);
virBufferAddLit(&buf, "/>\n");
if (initiator) {
virBufferAddLit(&buf, " <initiator>\n");
virBufferVSprintf(&buf, " <iqn name='%s'/>\n", initiator);
virBufferAddLit(&buf, " </initiator>\n");
}
virBufferAddLit(&buf, "</source>\n");
if (virBufferError(&buf)) {
vshError(ctl, "%s", _("Out of memory"));
return FALSE;
}
srcSpec = virBufferContentAndReset(&buf);
}
srcList = virConnectFindStoragePoolSources(ctl->conn, type, srcSpec, 0);
VIR_FREE(srcSpec);
if (srcList == NULL) {
vshError(ctl, _("Failed to find any %s pool sources"), type);
return FALSE;
}
vshPrint(ctl, "%s", srcList);
VIR_FREE(srcList);
return TRUE;
}
/*
* "find-storage-pool-sources" command
*/
static const vshCmdInfo info_find_storage_pool_sources[] = {
{"help", N_("discover potential storage pool sources")},
{"desc", N_("Returns XML <sources> document.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_find_storage_pool_sources[] = {
{"type", VSH_OT_DATA, VSH_OFLAG_REQ,
N_("type of storage pool sources to discover")},
{"srcSpec", VSH_OT_DATA, VSH_OFLAG_NONE,
N_("optional file of source xml to query for pools")},
{NULL, 0, 0, NULL}
};
static int
cmdPoolDiscoverSources(vshControl * ctl, const vshCmd * cmd ATTRIBUTE_UNUSED)
{
char *type, *srcSpecFile, *srcList;
char *srcSpec = NULL;
int found;
type = vshCommandOptString(cmd, "type", &found);
if (!found)
return FALSE;
srcSpecFile = vshCommandOptString(cmd, "srcSpec", &found);
if (!found)
srcSpecFile = NULL;
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
if (srcSpecFile && virFileReadAll(srcSpecFile, VIRSH_MAX_XML_FILE, &srcSpec) < 0)
return FALSE;
srcList = virConnectFindStoragePoolSources(ctl->conn, type, srcSpec, 0);
VIR_FREE(srcSpec);
if (srcList == NULL) {
vshError(ctl, _("Failed to find any %s pool sources"), type);
return FALSE;
}
vshPrint(ctl, "%s", srcList);
VIR_FREE(srcList);
return TRUE;
}
/*
* "pool-info" command
*/
static const vshCmdInfo info_pool_info[] = {
{"help", N_("storage pool information")},
{"desc", N_("Returns basic information about the storage pool.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_pool_info[] = {
{"pool", VSH_OT_DATA, VSH_OFLAG_REQ, N_("pool name or uuid")},
{NULL, 0, 0, NULL}
};
static int
cmdPoolInfo(vshControl *ctl, const vshCmd *cmd)
{
virStoragePoolInfo info;
virStoragePoolPtr pool;
int autostart = 0;
int persistent = 0;
int ret = TRUE;
char uuid[VIR_UUID_STRING_BUFLEN];
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
if (!(pool = vshCommandOptPool(ctl, cmd, "pool", NULL)))
return FALSE;
vshPrint(ctl, "%-15s %s\n", _("Name:"), virStoragePoolGetName(pool));
if (virStoragePoolGetUUIDString(pool, &uuid[0])==0)
vshPrint(ctl, "%-15s %s\n", _("UUID:"), uuid);
if (virStoragePoolGetInfo(pool, &info) == 0) {
double val;
const char *unit;
switch (info.state) {
case VIR_STORAGE_POOL_INACTIVE:
vshPrint(ctl, "%-15s %s\n", _("State:"),
_("inactive"));
break;
case VIR_STORAGE_POOL_BUILDING:
vshPrint(ctl, "%-15s %s\n", _("State:"),
_("building"));
break;
case VIR_STORAGE_POOL_RUNNING:
vshPrint(ctl, "%-15s %s\n", _("State:"),
_("running"));
break;
case VIR_STORAGE_POOL_DEGRADED:
vshPrint(ctl, "%-15s %s\n", _("State:"),
_("degraded"));
break;
case VIR_STORAGE_POOL_INACCESSIBLE:
vshPrint(ctl, "%-15s %s\n", _("State:"),
_("inaccessible"));
break;
}
/* Check and display whether the pool is persistent or not */
persistent = virStoragePoolIsPersistent(pool);
vshDebug(ctl, 5, "Pool persistent flag value: %d\n", persistent);
if (persistent < 0)
vshPrint(ctl, "%-15s %s\n", _("Persistent:"), _("unknown"));
else
vshPrint(ctl, "%-15s %s\n", _("Persistent:"), persistent ? _("yes") : _("no"));
/* Check and display whether the pool is autostarted or not */
virStoragePoolGetAutostart(pool, &autostart);
vshDebug(ctl, 5, "Pool autostart flag value: %d\n", autostart);
if (autostart < 0)
vshPrint(ctl, "%-15s %s\n", _("Autostart:"), _("no autostart"));
else
vshPrint(ctl, "%-15s %s\n", _("Autostart:"), autostart ? _("yes") : _("no"));
if (info.state == VIR_STORAGE_POOL_RUNNING ||
info.state == VIR_STORAGE_POOL_DEGRADED) {
val = prettyCapacity(info.capacity, &unit);
vshPrint(ctl, "%-15s %2.2lf %s\n", _("Capacity:"), val, unit);
val = prettyCapacity(info.allocation, &unit);
vshPrint(ctl, "%-15s %2.2lf %s\n", _("Allocation:"), val, unit);
val = prettyCapacity(info.available, &unit);
vshPrint(ctl, "%-15s %2.2lf %s\n", _("Available:"), val, unit);
}
} else {
ret = FALSE;
}
virStoragePoolFree(pool);
return ret;
}
/*
* "pool-name" command
*/
static const vshCmdInfo info_pool_name[] = {
{"help", N_("convert a pool UUID to pool name")},
{"desc", ""},
{NULL, NULL}
};
static const vshCmdOptDef opts_pool_name[] = {
{"pool", VSH_OT_DATA, VSH_OFLAG_REQ, N_("pool uuid")},
{NULL, 0, 0, NULL}
};
static int
cmdPoolName(vshControl *ctl, const vshCmd *cmd)
{
virStoragePoolPtr pool;
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
if (!(pool = vshCommandOptPoolBy(ctl, cmd, "pool", NULL,
VSH_BYUUID)))
return FALSE;
vshPrint(ctl, "%s\n", virStoragePoolGetName(pool));
virStoragePoolFree(pool);
return TRUE;
}
/*
* "pool-start" command
*/
static const vshCmdInfo info_pool_start[] = {
{"help", N_("start a (previously defined) inactive pool")},
{"desc", N_("Start a pool.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_pool_start[] = {
{"pool", VSH_OT_DATA, VSH_OFLAG_REQ, N_("name of the inactive pool")},
{NULL, 0, 0, NULL}
};
static int
cmdPoolStart(vshControl *ctl, const vshCmd *cmd)
{
virStoragePoolPtr pool;
int ret = TRUE;
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
if (!(pool = vshCommandOptPoolBy(ctl, cmd, "pool", NULL, VSH_BYNAME)))
return FALSE;
if (virStoragePoolCreate(pool, 0) == 0) {
vshPrint(ctl, _("Pool %s started\n"),
virStoragePoolGetName(pool));
} else {
vshError(ctl, _("Failed to start pool %s"), virStoragePoolGetName(pool));
ret = FALSE;
}
virStoragePoolFree(pool);
return ret;
}
/*
* "vol-create-as" command
*/
static const vshCmdInfo info_vol_create_as[] = {
{"help", N_("create a volume from a set of args")},
{"desc", N_("Create a vol.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_vol_create_as[] = {
{"pool", VSH_OT_DATA, VSH_OFLAG_REQ, N_("pool name")},
{"name", VSH_OT_DATA, VSH_OFLAG_REQ, N_("name of the volume")},
{"capacity", VSH_OT_DATA, VSH_OFLAG_REQ, N_("size of the vol with optional k,M,G,T suffix")},
{"allocation", VSH_OT_STRING, 0, N_("initial allocation size with optional k,M,G,T suffix")},
{"format", VSH_OT_STRING, 0, N_("file format type raw,bochs,qcow,qcow2,vmdk")},
{"backing-vol", VSH_OT_STRING, 0, N_("the backing volume if taking a snapshot")},
{"backing-vol-format", VSH_OT_STRING, 0, N_("format of backing volume if taking a snapshot")},
{NULL, 0, 0, NULL}
};
static int cmdVolSize(const char *data, unsigned long long *val)
{
char *end;
if (virStrToLong_ull(data, &end, 10, val) < 0)
return -1;
if (end && *end) {
/* Deliberate fallthrough cases here :-) */
switch (*end) {
case 'T':
*val *= 1024;
case 'G':
*val *= 1024;
case 'M':
*val *= 1024;
case 'k':
*val *= 1024;
break;
default:
return -1;
}
end++;
if (*end)
return -1;
}
return 0;
}
static int
cmdVolCreateAs(vshControl *ctl, const vshCmd *cmd)
{
virStoragePoolPtr pool;
virStorageVolPtr vol;
int found;
char *xml;
char *name, *capacityStr, *allocationStr, *format;
char *snapshotStrVol, *snapshotStrFormat;
unsigned long long capacity, allocation = 0;
virBuffer buf = VIR_BUFFER_INITIALIZER;
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
if (!(pool = vshCommandOptPoolBy(ctl, cmd, "pool", NULL,
VSH_BYNAME)))
return FALSE;
name = vshCommandOptString(cmd, "name", &found);
if (!found)
goto cleanup;
capacityStr = vshCommandOptString(cmd, "capacity", &found);
if (!found)
goto cleanup;
if (cmdVolSize(capacityStr, &capacity) < 0)
vshError(ctl, _("Malformed size %s"), capacityStr);
allocationStr = vshCommandOptString(cmd, "allocation", &found);
if (allocationStr &&
cmdVolSize(allocationStr, &allocation) < 0)
vshError(ctl, _("Malformed size %s"), allocationStr);
format = vshCommandOptString(cmd, "format", &found);
snapshotStrVol = vshCommandOptString(cmd, "backing-vol", &found);
snapshotStrFormat = vshCommandOptString(cmd, "backing-vol-format", &found);
virBufferAddLit(&buf, "<volume>\n");
virBufferVSprintf(&buf, " <name>%s</name>\n", name);
virBufferVSprintf(&buf, " <capacity>%llu</capacity>\n", capacity);
if (allocationStr)
virBufferVSprintf(&buf, " <allocation>%llu</allocation>\n", allocation);
if (format) {
virBufferAddLit(&buf, " <target>\n");
virBufferVSprintf(&buf, " <format type='%s'/>\n",format);
virBufferAddLit(&buf, " </target>\n");
}
/* Convert the snapshot parameters into backingStore XML */
if (snapshotStrVol) {
/* Lookup snapshot backing volume. Try the backing-vol
* parameter as a name */
vshDebug(ctl, 5, "%s: Look up backing store volume '%s' as name\n",
cmd->def->name, snapshotStrVol);
virStorageVolPtr snapVol = virStorageVolLookupByName(pool, snapshotStrVol);
if (snapVol)
vshDebug(ctl, 5, "%s: Backing store volume found using '%s' as name\n",
cmd->def->name, snapshotStrVol);
if (snapVol == NULL) {
/* Snapshot backing volume not found by name. Try the
* backing-vol parameter as a key */
vshDebug(ctl, 5, "%s: Look up backing store volume '%s' as key\n",
cmd->def->name, snapshotStrVol);
snapVol = virStorageVolLookupByKey(ctl->conn, snapshotStrVol);
if (snapVol)
vshDebug(ctl, 5, "%s: Backing store volume found using '%s' as key\n",
cmd->def->name, snapshotStrVol);
}
if (snapVol == NULL) {
/* Snapshot backing volume not found by key. Try the
* backing-vol parameter as a path */
vshDebug(ctl, 5, "%s: Look up backing store volume '%s' as path\n",
cmd->def->name, snapshotStrVol);
snapVol = virStorageVolLookupByPath(ctl->conn, snapshotStrVol);
if (snapVol)
vshDebug(ctl, 5, "%s: Backing store volume found using '%s' as path\n",
cmd->def->name, snapshotStrVol);
}
if (snapVol == NULL) {
vshError(ctl, _("failed to get vol '%s'"), snapshotStrVol);
return FALSE;
}
char *snapshotStrVolPath;
if ((snapshotStrVolPath = virStorageVolGetPath(snapVol)) == NULL) {
virStorageVolFree(snapVol);
return FALSE;
}
/* Create XML for the backing store */
virBufferAddLit(&buf, " <backingStore>\n");
virBufferVSprintf(&buf, " <path>%s</path>\n",snapshotStrVolPath);
if (snapshotStrFormat)
virBufferVSprintf(&buf, " <format type='%s'/>\n",snapshotStrFormat);
virBufferAddLit(&buf, " </backingStore>\n");
/* Cleanup snapshot allocations */
VIR_FREE(snapshotStrVolPath);
virStorageVolFree(snapVol);
}
virBufferAddLit(&buf, "</volume>\n");
if (virBufferError(&buf)) {
vshPrint(ctl, "%s", _("Failed to allocate XML buffer"));
return FALSE;
}
xml = virBufferContentAndReset(&buf);
vol = virStorageVolCreateXML(pool, xml, 0);
VIR_FREE(xml);
virStoragePoolFree(pool);
if (vol != NULL) {
vshPrint(ctl, _("Vol %s created\n"), name);
virStorageVolFree(vol);
return TRUE;
} else {
vshError(ctl, _("Failed to create vol %s"), name);
return FALSE;
}
cleanup:
virBufferFreeAndReset(&buf);
virStoragePoolFree(pool);
return FALSE;
}
/*
* "pool-undefine" command
*/
static const vshCmdInfo info_pool_undefine[] = {
{"help", N_("undefine an inactive pool")},
{"desc", N_("Undefine the configuration for an inactive pool.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_pool_undefine[] = {
{"pool", VSH_OT_DATA, VSH_OFLAG_REQ, N_("pool name or uuid")},
{NULL, 0, 0, NULL}
};
static int
cmdPoolUndefine(vshControl *ctl, const vshCmd *cmd)
{
virStoragePoolPtr pool;
int ret = TRUE;
char *name;
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
if (!(pool = vshCommandOptPool(ctl, cmd, "pool", &name)))
return FALSE;
if (virStoragePoolUndefine(pool) == 0) {
vshPrint(ctl, _("Pool %s has been undefined\n"), name);
} else {
vshError(ctl, _("Failed to undefine pool %s"), name);
ret = FALSE;
}
virStoragePoolFree(pool);
return ret;
}
/*
* "pool-uuid" command
*/
static const vshCmdInfo info_pool_uuid[] = {
{"help", N_("convert a pool name to pool UUID")},
{"desc", ""},
{NULL, NULL}
};
static const vshCmdOptDef opts_pool_uuid[] = {
{"pool", VSH_OT_DATA, VSH_OFLAG_REQ, N_("pool name")},
{NULL, 0, 0, NULL}
};
static int
cmdPoolUuid(vshControl *ctl, const vshCmd *cmd)
{
virStoragePoolPtr pool;
char uuid[VIR_UUID_STRING_BUFLEN];
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
if (!(pool = vshCommandOptPoolBy(ctl, cmd, "pool", NULL,
VSH_BYNAME)))
return FALSE;
if (virStoragePoolGetUUIDString(pool, uuid) != -1)
vshPrint(ctl, "%s\n", uuid);
else
vshError(ctl, "%s", _("failed to get pool UUID"));
virStoragePoolFree(pool);
return TRUE;
}
/*
* "vol-create" command
*/
static const vshCmdInfo info_vol_create[] = {
{"help", N_("create a vol from an XML file")},
{"desc", N_("Create a vol.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_vol_create[] = {
{"pool", VSH_OT_DATA, VSH_OFLAG_REQ, N_("pool name")},
{"file", VSH_OT_DATA, VSH_OFLAG_REQ, N_("file containing an XML vol description")},
{NULL, 0, 0, NULL}
};
static int
cmdVolCreate(vshControl *ctl, const vshCmd *cmd)
{
virStoragePoolPtr pool;
virStorageVolPtr vol;
char *from;
int found;
int ret = TRUE;
char *buffer;
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
if (!(pool = vshCommandOptPoolBy(ctl, cmd, "pool", NULL,
VSH_BYNAME)))
return FALSE;
from = vshCommandOptString(cmd, "file", &found);
if (!found) {
virStoragePoolFree(pool);
return FALSE;
}
if (virFileReadAll(from, VIRSH_MAX_XML_FILE, &buffer) < 0) {
virshReportError(ctl);
virStoragePoolFree(pool);
return FALSE;
}
vol = virStorageVolCreateXML(pool, buffer, 0);
VIR_FREE(buffer);
virStoragePoolFree(pool);
if (vol != NULL) {
vshPrint(ctl, _("Vol %s created from %s\n"),
virStorageVolGetName(vol), from);
virStorageVolFree(vol);
} else {
vshError(ctl, _("Failed to create vol from %s"), from);
ret = FALSE;
}
return ret;
}
/*
* "vol-create-from" command
*/
static const vshCmdInfo info_vol_create_from[] = {
{"help", N_("create a vol, using another volume as input")},
{"desc", N_("Create a vol from an existing volume.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_vol_create_from[] = {
{"pool", VSH_OT_DATA, VSH_OFLAG_REQ, N_("pool name")},
{"file", VSH_OT_DATA, VSH_OFLAG_REQ, N_("file containing an XML vol description")},
{"inputpool", VSH_OT_STRING, 0, N_("pool name or uuid of the input volume's pool")},
{"vol", VSH_OT_DATA, VSH_OFLAG_REQ, N_("input vol name or key")},
{NULL, 0, 0, NULL}
};
static int
cmdVolCreateFrom(vshControl *ctl, const vshCmd *cmd)
{
virStoragePoolPtr pool = NULL;
virStorageVolPtr newvol = NULL, inputvol = NULL;
char *from;
int found;
int ret = FALSE;
char *buffer = NULL;
if (!vshConnectionUsability(ctl, ctl->conn))
goto cleanup;
if (!(pool = vshCommandOptPoolBy(ctl, cmd, "pool", NULL, VSH_BYNAME)))
goto cleanup;
from = vshCommandOptString(cmd, "file", &found);
if (!found) {
goto cleanup;
}
if (!(inputvol = vshCommandOptVol(ctl, cmd, "vol", "inputpool", NULL)))
goto cleanup;
if (virFileReadAll(from, VIRSH_MAX_XML_FILE, &buffer) < 0) {
virshReportError(ctl);
goto cleanup;
}
newvol = virStorageVolCreateXMLFrom(pool, buffer, inputvol, 0);
if (newvol != NULL) {
vshPrint(ctl, _("Vol %s created from input vol %s\n"),
virStorageVolGetName(newvol), virStorageVolGetName(inputvol));
} else {
vshError(ctl, _("Failed to create vol from %s"), from);
goto cleanup;
}
ret = TRUE;
cleanup:
VIR_FREE(buffer);
if (pool)
virStoragePoolFree(pool);
if (inputvol)
virStorageVolFree(inputvol);
if (newvol)
virStorageVolFree(newvol);
return ret;
}
static xmlChar *
makeCloneXML(char *origxml, char *newname) {
xmlDocPtr doc = NULL;
xmlXPathContextPtr ctxt = NULL;
xmlXPathObjectPtr obj = NULL;
xmlChar *newxml = NULL;
int size;
doc = xmlReadDoc((const xmlChar *) origxml, "domain.xml", NULL,
XML_PARSE_NOENT | XML_PARSE_NONET | XML_PARSE_NOWARNING);
if (!doc)
goto cleanup;
ctxt = xmlXPathNewContext(doc);
if (!ctxt)
goto cleanup;
obj = xmlXPathEval(BAD_CAST "/volume/name", ctxt);
if ((obj == NULL) || (obj->nodesetval == NULL) ||
(obj->nodesetval->nodeTab == NULL))
goto cleanup;
xmlNodeSetContent(obj->nodesetval->nodeTab[0], (const xmlChar *)newname);
xmlDocDumpMemory(doc, &newxml, &size);
cleanup:
xmlXPathFreeObject(obj);
xmlXPathFreeContext(ctxt);
xmlFreeDoc(doc);
return newxml;
}
/*
* "vol-clone" command
*/
static const vshCmdInfo info_vol_clone[] = {
{"help", N_("clone a volume.")},
{"desc", N_("Clone an existing volume.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_vol_clone[] = {
{"pool", VSH_OT_STRING, 0, N_("pool name or uuid")},
{"vol", VSH_OT_DATA, VSH_OFLAG_REQ, N_("orig vol name or key")},
{"newname", VSH_OT_DATA, VSH_OFLAG_REQ, N_("clone name")},
{NULL, 0, 0, NULL}
};
static int
cmdVolClone(vshControl *ctl, const vshCmd *cmd)
{
virStoragePoolPtr origpool = NULL;
virStorageVolPtr origvol = NULL, newvol = NULL;
char *name, *origxml = NULL;
xmlChar *newxml = NULL;
int found;
int ret = FALSE;
if (!vshConnectionUsability(ctl, ctl->conn))
goto cleanup;
if (!(origvol = vshCommandOptVol(ctl, cmd, "vol", "pool", NULL)))
goto cleanup;
origpool = virStoragePoolLookupByVolume(origvol);
if (!origpool) {
vshError(ctl, "%s", _("failed to get parent pool"));
goto cleanup;
}
name = vshCommandOptString(cmd, "newname", &found);
if (!found)
goto cleanup;
origxml = virStorageVolGetXMLDesc(origvol, 0);
if (!origxml)
goto cleanup;
newxml = makeCloneXML(origxml, name);
if (!newxml) {
vshPrint(ctl, "%s", _("Failed to allocate XML buffer"));
goto cleanup;
}
newvol = virStorageVolCreateXMLFrom(origpool, (char *) newxml, origvol, 0);
if (newvol != NULL) {
vshPrint(ctl, _("Vol %s cloned from %s\n"),
virStorageVolGetName(newvol), virStorageVolGetName(origvol));
} else {
vshError(ctl, _("Failed to clone vol from %s"),
virStorageVolGetName(origvol));
goto cleanup;
}
ret = TRUE;
cleanup:
VIR_FREE(origxml);
xmlFree(newxml);
if (origvol)
virStorageVolFree(origvol);
if (newvol)
virStorageVolFree(newvol);
if (origpool)
virStoragePoolFree(origpool);
return ret;
}
/*
* "vol-delete" command
*/
static const vshCmdInfo info_vol_delete[] = {
{"help", N_("delete a vol")},
{"desc", N_("Delete a given vol.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_vol_delete[] = {
{"pool", VSH_OT_STRING, 0, N_("pool name or uuid")},
{"vol", VSH_OT_DATA, VSH_OFLAG_REQ, N_("vol name, key or path")},
{NULL, 0, 0, NULL}
};
static int
cmdVolDelete(vshControl *ctl, const vshCmd *cmd)
{
virStorageVolPtr vol;
int ret = TRUE;
char *name;
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
if (!(vol = vshCommandOptVol(ctl, cmd, "vol", "pool", &name))) {
return FALSE;
}
if (virStorageVolDelete(vol, 0) == 0) {
vshPrint(ctl, _("Vol %s deleted\n"), name);
} else {
vshError(ctl, _("Failed to delete vol %s"), name);
ret = FALSE;
}
virStorageVolFree(vol);
return ret;
}
/*
* "vol-wipe" command
*/
static const vshCmdInfo info_vol_wipe[] = {
{"help", N_("wipe a vol")},
{"desc", N_("Ensure data previously on a volume is not accessible to future reads")},
{NULL, NULL}
};
static const vshCmdOptDef opts_vol_wipe[] = {
{"pool", VSH_OT_STRING, 0, N_("pool name or uuid")},
{"vol", VSH_OT_DATA, VSH_OFLAG_REQ, N_("vol name, key or path")},
{NULL, 0, 0, NULL}
};
static int
cmdVolWipe(vshControl *ctl, const vshCmd *cmd)
{
virStorageVolPtr vol;
int ret = TRUE;
char *name;
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
if (!(vol = vshCommandOptVol(ctl, cmd, "vol", "pool", &name))) {
return FALSE;
}
if (virStorageVolWipe(vol, 0) == 0) {
vshPrint(ctl, _("Vol %s wiped\n"), name);
} else {
vshError(ctl, _("Failed to wipe vol %s"), name);
ret = FALSE;
}
virStorageVolFree(vol);
return ret;
}
/*
* "vol-info" command
*/
static const vshCmdInfo info_vol_info[] = {
{"help", N_("storage vol information")},
{"desc", N_("Returns basic information about the storage vol.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_vol_info[] = {
{"pool", VSH_OT_STRING, 0, N_("pool name or uuid")},
{"vol", VSH_OT_DATA, VSH_OFLAG_REQ, N_("vol name, key or path")},
{NULL, 0, 0, NULL}
};
static int
cmdVolInfo(vshControl *ctl, const vshCmd *cmd)
{
virStorageVolInfo info;
virStorageVolPtr vol;
int ret = TRUE;
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
if (!(vol = vshCommandOptVol(ctl, cmd, "vol", "pool", NULL)))
return FALSE;
vshPrint(ctl, "%-15s %s\n", _("Name:"), virStorageVolGetName(vol));
if (virStorageVolGetInfo(vol, &info) == 0) {
double val;
const char *unit;
vshPrint(ctl, "%-15s %s\n", _("Type:"),
info.type == VIR_STORAGE_VOL_FILE ?
_("file") : _("block"));
val = prettyCapacity(info.capacity, &unit);
vshPrint(ctl, "%-15s %2.2lf %s\n", _("Capacity:"), val, unit);
val = prettyCapacity(info.allocation, &unit);
vshPrint(ctl, "%-15s %2.2lf %s\n", _("Allocation:"), val, unit);
} else {
ret = FALSE;
}
virStorageVolFree(vol);
return ret;
}
/*
* "vol-dumpxml" command
*/
static const vshCmdInfo info_vol_dumpxml[] = {
{"help", N_("vol information in XML")},
{"desc", N_("Output the vol information as an XML dump to stdout.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_vol_dumpxml[] = {
{"pool", VSH_OT_STRING, 0, N_("pool name or uuid")},
{"vol", VSH_OT_DATA, VSH_OFLAG_REQ, N_("vol name, key or path")},
{NULL, 0, 0, NULL}
};
static int
cmdVolDumpXML(vshControl *ctl, const vshCmd *cmd)
{
virStorageVolPtr vol;
int ret = TRUE;
char *dump;
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
if (!(vol = vshCommandOptVol(ctl, cmd, "vol", "pool", NULL)))
return FALSE;
dump = virStorageVolGetXMLDesc(vol, 0);
if (dump != NULL) {
vshPrint(ctl, "%s", dump);
VIR_FREE(dump);
} else {
ret = FALSE;
}
virStorageVolFree(vol);
return ret;
}
/*
* "vol-list" command
*/
static const vshCmdInfo info_vol_list[] = {
{"help", N_("list vols")},
{"desc", N_("Returns list of vols by pool.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_vol_list[] = {
{"pool", VSH_OT_DATA, VSH_OFLAG_REQ, N_("pool name or uuid")},
{"details", VSH_OT_BOOL, 0, N_("display extended details for volumes")},
{NULL, 0, 0, NULL}
};
static int
cmdVolList(vshControl *ctl, const vshCmd *cmd ATTRIBUTE_UNUSED)
{
virStorageVolInfo volumeInfo;
virStoragePoolPtr pool;
char **activeNames = NULL;
char *outputStr = NULL;
const char *unit;
double val;
int details = vshCommandOptBool(cmd, "details");
int numVolumes = 0, i;
int ret, functionReturn;
int stringLength = 0;
size_t allocStrLength = 0, capStrLength = 0;
size_t nameStrLength = 0, pathStrLength = 0;
size_t typeStrLength = 0;
struct volInfoText {
char *allocation;
char *capacity;
char *path;
char *type;
};
struct volInfoText *volInfoTexts = NULL;
/* Check the connection to libvirtd daemon is still working */
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
/* Look up the pool information given to us by the user */
if (!(pool = vshCommandOptPool(ctl, cmd, "pool", NULL)))
return FALSE;
/* Determine the number of volumes in the pool */
numVolumes = virStoragePoolNumOfVolumes(pool);
if (numVolumes < 0) {
vshError(ctl, "%s", _("Failed to list storage volumes"));
virStoragePoolFree(pool);
return FALSE;
}
/* Retrieve the list of volume names in the pool */
if (numVolumes > 0) {
activeNames = vshCalloc(ctl, numVolumes, sizeof(*activeNames));
if ((numVolumes = virStoragePoolListVolumes(pool, activeNames,
numVolumes)) < 0) {
vshError(ctl, "%s", _("Failed to list active vols"));
VIR_FREE(activeNames);
virStoragePoolFree(pool);
return FALSE;
}
/* Sort the volume names */
qsort(&activeNames[0], numVolumes, sizeof(*activeNames), namesorter);
/* Set aside memory for volume information pointers */
volInfoTexts = vshCalloc(ctl, numVolumes, sizeof(*volInfoTexts));
}
/* Collect the rest of the volume information for display */
for (i = 0; i < numVolumes; i++) {
/* Retrieve volume info */
virStorageVolPtr vol = virStorageVolLookupByName(pool,
activeNames[i]);
/* Retrieve the volume path */
if ((volInfoTexts[i].path = virStorageVolGetPath(vol)) == NULL) {
/* Something went wrong retrieving a volume path, cope with it */
volInfoTexts[i].path = vshStrdup(ctl, _("unknown"));
}
/* If requested, retrieve volume type and sizing information */
if (details) {
if (virStorageVolGetInfo(vol, &volumeInfo) != 0) {
/* Something went wrong retrieving volume info, cope with it */
volInfoTexts[i].allocation = vshStrdup(ctl, _("unknown"));
volInfoTexts[i].capacity = vshStrdup(ctl, _("unknown"));
volInfoTexts[i].type = vshStrdup(ctl, _("unknown"));
} else {
/* Convert the returned volume info into output strings */
/* Volume type */
if (volumeInfo.type == VIR_STORAGE_VOL_FILE)
volInfoTexts[i].type = vshStrdup(ctl, _("file"));
else
volInfoTexts[i].type = vshStrdup(ctl, _("block"));
/* Create the capacity output string */
val = prettyCapacity(volumeInfo.capacity, &unit);
ret = virAsprintf(&volInfoTexts[i].capacity,
"%.2lf %s", val, unit);
if (ret < 0) {
/* An error occurred creating the string, return */
goto asprintf_failure;
}
/* Create the allocation output string */
val = prettyCapacity(volumeInfo.allocation, &unit);
ret = virAsprintf(&volInfoTexts[i].allocation,
"%.2lf %s", val, unit);
if (ret < 0) {
/* An error occurred creating the string, return */
goto asprintf_failure;
}
}
/* Remember the largest length for each output string.
* This lets us displaying header and volume information rows
* using a single, properly sized, printf style output string.
*/
/* Keep the length of name string if longest so far */
stringLength = strlen(activeNames[i]);
if (stringLength > nameStrLength)
nameStrLength = stringLength;
/* Keep the length of path string if longest so far */
stringLength = strlen(volInfoTexts[i].path);
if (stringLength > pathStrLength)
pathStrLength = stringLength;
/* Keep the length of type string if longest so far */
stringLength = strlen(volInfoTexts[i].type);
if (stringLength > typeStrLength)
typeStrLength = stringLength;
/* Keep the length of capacity string if longest so far */
stringLength = strlen(volInfoTexts[i].capacity);
if (stringLength > capStrLength)
capStrLength = stringLength;
/* Keep the length of allocation string if longest so far */
stringLength = strlen(volInfoTexts[i].allocation);
if (stringLength > allocStrLength)
allocStrLength = stringLength;
}
/* Cleanup memory allocation */
virStorageVolFree(vol);
}
/* If the --details option wasn't selected, we output the volume
* info using the fixed string format from previous versions to
* maintain backward compatibility.
*/
/* Output basic info then return if --details option not selected */
if (!details) {
/* The old output format */
vshPrintExtra(ctl, "%-20s %-40s\n", _("Name"), _("Path"));
vshPrintExtra(ctl, "-----------------------------------------\n");
for (i = 0; i < numVolumes; i++) {
vshPrint(ctl, "%-20s %-40s\n", activeNames[i],
volInfoTexts[i].path);
}
/* Cleanup and return */
functionReturn = TRUE;
goto cleanup;
}
/* We only get here if the --details option was selected. */
/* Use the length of name header string if it's longest */
stringLength = strlen(_("Name"));
if (stringLength > nameStrLength)
nameStrLength = stringLength;
/* Use the length of path header string if it's longest */
stringLength = strlen(_("Path"));
if (stringLength > pathStrLength)
pathStrLength = stringLength;
/* Use the length of type header string if it's longest */
stringLength = strlen(_("Type"));
if (stringLength > typeStrLength)
typeStrLength = stringLength;
/* Use the length of capacity header string if it's longest */
stringLength = strlen(_("Capacity"));
if (stringLength > capStrLength)
capStrLength = stringLength;
/* Use the length of allocation header string if it's longest */
stringLength = strlen(_("Allocation"));
if (stringLength > allocStrLength)
allocStrLength = stringLength;
/* Display the string lengths for debugging */
vshDebug(ctl, 5, "Longest name string = %zu chars\n", nameStrLength);
vshDebug(ctl, 5, "Longest path string = %zu chars\n", pathStrLength);
vshDebug(ctl, 5, "Longest type string = %zu chars\n", typeStrLength);
vshDebug(ctl, 5, "Longest capacity string = %zu chars\n", capStrLength);
vshDebug(ctl, 5, "Longest allocation string = %zu chars\n", allocStrLength);
/* Create the output template */
ret = virAsprintf(&outputStr,
"%%-%lus %%-%lus %%-%lus %%%lus %%%lus\n",
(unsigned long) nameStrLength,
(unsigned long) pathStrLength,
(unsigned long) typeStrLength,
(unsigned long) capStrLength,
(unsigned long) allocStrLength);
if (ret < 0) {
/* An error occurred creating the string, return */
goto asprintf_failure;
}
/* Display the header */
vshPrint(ctl, outputStr, _("Name"), _("Path"), _("Type"),
("Capacity"), _("Allocation"));
for (i = nameStrLength + pathStrLength + typeStrLength
+ capStrLength + allocStrLength
+ 8; i > 0; i--)
vshPrintExtra(ctl, "-");
vshPrintExtra(ctl, "\n");
/* Display the volume info rows */
for (i = 0; i < numVolumes; i++) {
vshPrint(ctl, outputStr,
activeNames[i],
volInfoTexts[i].path,
volInfoTexts[i].type,
volInfoTexts[i].capacity,
volInfoTexts[i].allocation);
}
/* Cleanup and return */
functionReturn = TRUE;
goto cleanup;
asprintf_failure:
/* Display an appropriate error message then cleanup and return */
switch (errno) {
case ENOMEM:
/* Couldn't allocate memory */
vshError(ctl, "%s", _("Out of memory"));
break;
default:
/* Some other error */
vshError(ctl, _("virAsprintf failed (errno %d)"), errno);
}
functionReturn = FALSE;
cleanup:
/* Safely free the memory allocated in this function */
for (i = 0; i < numVolumes; i++) {
/* Cleanup the memory for one volume info structure per loop */
VIR_FREE(volInfoTexts[i].path);
VIR_FREE(volInfoTexts[i].type);
VIR_FREE(volInfoTexts[i].capacity);
VIR_FREE(volInfoTexts[i].allocation);
VIR_FREE(activeNames[i]);
}
/* Cleanup remaining memory */
VIR_FREE(outputStr);
VIR_FREE(volInfoTexts);
VIR_FREE(activeNames);
virStoragePoolFree(pool);
/* Return the desired value */
return functionReturn;
}
/*
* "vol-name" command
*/
static const vshCmdInfo info_vol_name[] = {
{"help", N_("returns the volume name for a given volume key or path")},
{"desc", ""},
{NULL, NULL}
};
static const vshCmdOptDef opts_vol_name[] = {
{"vol", VSH_OT_DATA, VSH_OFLAG_REQ, N_("volume key or path")},
{NULL, 0, 0, NULL}
};
static int
cmdVolName(vshControl *ctl, const vshCmd *cmd)
{
virStorageVolPtr vol;
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
if (!(vol = vshCommandOptVolBy(ctl, cmd, "vol", "pool", NULL,
VSH_BYUUID)))
return FALSE;
vshPrint(ctl, "%s\n", virStorageVolGetName(vol));
virStorageVolFree(vol);
return TRUE;
}
/*
* "vol-pool" command
*/
static const vshCmdInfo info_vol_pool[] = {
{"help", N_("returns the storage pool for a given volume key or path")},
{"desc", ""},
{NULL, NULL}
};
static const vshCmdOptDef opts_vol_pool[] = {
{"uuid", VSH_OT_BOOL, 0, N_("return the pool uuid rather than pool name")},
{"vol", VSH_OT_DATA, VSH_OFLAG_REQ, N_("volume key or path")},
{NULL, 0, 0, NULL}
};
static int
cmdVolPool(vshControl *ctl, const vshCmd *cmd)
{
virStoragePoolPtr pool;
virStorageVolPtr vol;
char uuid[VIR_UUID_STRING_BUFLEN];
/* Check the connection to libvirtd daemon is still working */
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
/* Use the supplied string to locate the volume */
if (!(vol = vshCommandOptVolBy(ctl, cmd, "vol", "pool", NULL,
VSH_BYUUID))) {
return FALSE;
}
/* Look up the parent storage pool for the volume */
pool = virStoragePoolLookupByVolume(vol);
if (pool == NULL) {
vshError(ctl, "%s", _("failed to get parent pool"));
virStorageVolFree(vol);
return FALSE;
}
/* Return the requested details of the parent storage pool */
if (vshCommandOptBool(cmd, "uuid")) {
/* Retrieve and return pool UUID string */
if (virStoragePoolGetUUIDString(pool, &uuid[0]) == 0)
vshPrint(ctl, "%s\n", uuid);
} else {
/* Return the storage pool name */
vshPrint(ctl, "%s\n", virStoragePoolGetName(pool));
}
/* Cleanup */
virStorageVolFree(vol);
virStoragePoolFree(pool);
return TRUE;
}
/*
* "vol-key" command
*/
static const vshCmdInfo info_vol_key[] = {
{"help", N_("returns the volume key for a given volume name or path")},
{"desc", ""},
{NULL, NULL}
};
static const vshCmdOptDef opts_vol_key[] = {
{"pool", VSH_OT_STRING, 0, N_("pool name or uuid")},
{"vol", VSH_OT_DATA, VSH_OFLAG_REQ, N_("volume name or path")},
{NULL, 0, 0, NULL}
};
static int
cmdVolKey(vshControl *ctl, const vshCmd *cmd)
{
virStorageVolPtr vol;
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
if (!(vol = vshCommandOptVol(ctl, cmd, "vol", "pool", NULL)))
return FALSE;
vshPrint(ctl, "%s\n", virStorageVolGetKey(vol));
virStorageVolFree(vol);
return TRUE;
}
/*
* "vol-path" command
*/
static const vshCmdInfo info_vol_path[] = {
{"help", N_("returns the volume path for a given volume name or key")},
{"desc", ""},
{NULL, NULL}
};
static const vshCmdOptDef opts_vol_path[] = {
{"pool", VSH_OT_STRING, 0, N_("pool name or uuid")},
{"vol", VSH_OT_DATA, VSH_OFLAG_REQ, N_("volume name or key")},
{NULL, 0, 0, NULL}
};
static int
cmdVolPath(vshControl *ctl, const vshCmd *cmd)
{
virStorageVolPtr vol;
char *name = NULL;
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
if (!(vol = vshCommandOptVol(ctl, cmd, "vol", "pool", &name))) {
return FALSE;
}
vshPrint(ctl, "%s\n", virStorageVolGetPath(vol));
virStorageVolFree(vol);
return TRUE;
}
/*
* "secret-define" command
*/
static const vshCmdInfo info_secret_define[] = {
{"help", N_("define or modify a secret from an XML file")},
{"desc", N_("Define or modify a secret.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_secret_define[] = {
{"file", VSH_OT_DATA, VSH_OFLAG_REQ, N_("file containing secret attributes in XML")},
{NULL, 0, 0, NULL}
};
static int
cmdSecretDefine(vshControl *ctl, const vshCmd *cmd)
{
char *from, *buffer;
virSecretPtr res;
char uuid[VIR_UUID_STRING_BUFLEN];
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
from = vshCommandOptString(cmd, "file", NULL);
if (!from)
return FALSE;
if (virFileReadAll(from, VIRSH_MAX_XML_FILE, &buffer) < 0)
return FALSE;
res = virSecretDefineXML(ctl->conn, buffer, 0);
VIR_FREE(buffer);
if (res == NULL) {
vshError(ctl, _("Failed to set attributes from %s"), from);
return FALSE;
}
if (virSecretGetUUIDString(res, &(uuid[0])) < 0) {
vshError(ctl, "%s", _("Failed to get UUID of created secret"));
virSecretFree(res);
return FALSE;
}
vshPrint(ctl, _("Secret %s created\n"), uuid);
virSecretFree(res);
return TRUE;
}
/*
* "secret-dumpxml" command
*/
static const vshCmdInfo info_secret_dumpxml[] = {
{"help", N_("secret attributes in XML")},
{"desc", N_("Output attributes of a secret as an XML dump to stdout.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_secret_dumpxml[] = {
{"secret", VSH_OT_DATA, VSH_OFLAG_REQ, N_("secret UUID")},
{NULL, 0, 0, NULL}
};
static int
cmdSecretDumpXML(vshControl *ctl, const vshCmd *cmd)
{
virSecretPtr secret;
int ret = FALSE;
char *xml;
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
secret = vshCommandOptSecret(ctl, cmd, NULL);
if (secret == NULL)
return FALSE;
xml = virSecretGetXMLDesc(secret, 0);
if (xml == NULL)
goto cleanup;
vshPrint(ctl, "%s", xml);
VIR_FREE(xml);
ret = TRUE;
cleanup:
virSecretFree(secret);
return ret;
}
/*
* "secret-set-value" command
*/
static const vshCmdInfo info_secret_set_value[] = {
{"help", N_("set a secret value")},
{"desc", N_("Set a secret value.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_secret_set_value[] = {
{"secret", VSH_OT_DATA, VSH_OFLAG_REQ, N_("secret UUID")},
{"base64", VSH_OT_DATA, VSH_OFLAG_REQ, N_("base64-encoded secret value")},
{NULL, 0, 0, NULL}
};
static int
cmdSecretSetValue(vshControl *ctl, const vshCmd *cmd)
{
virSecretPtr secret;
size_t value_size;
char *base64, *value;
int found, res, ret = FALSE;
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
secret = vshCommandOptSecret(ctl, cmd, NULL);
if (secret == NULL)
return FALSE;
base64 = vshCommandOptString(cmd, "base64", &found);
if (!base64)
goto cleanup;
if (!base64_decode_alloc(base64, strlen(base64), &value, &value_size)) {
vshError(ctl, "%s", _("Invalid base64 data"));
goto cleanup;
}
if (value == NULL) {
vshError(ctl, "%s", _("Failed to allocate memory"));
return FALSE;
}
res = virSecretSetValue(secret, (unsigned char *)value, value_size, 0);
memset(value, 0, value_size);
VIR_FREE(value);
if (res != 0) {
vshError(ctl, "%s", _("Failed to set secret value"));
goto cleanup;
}
vshPrint(ctl, "%s", _("Secret value set\n"));
ret = TRUE;
cleanup:
virSecretFree(secret);
return ret;
}
/*
* "secret-get-value" command
*/
static const vshCmdInfo info_secret_get_value[] = {
{"help", N_("Output a secret value")},
{"desc", N_("Output a secret value to stdout.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_secret_get_value[] = {
{"secret", VSH_OT_DATA, VSH_OFLAG_REQ, N_("secret UUID")},
{NULL, 0, 0, NULL}
};
static int
cmdSecretGetValue(vshControl *ctl, const vshCmd *cmd)
{
virSecretPtr secret;
char *base64;
unsigned char *value;
size_t value_size;
int ret = FALSE;
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
secret = vshCommandOptSecret(ctl, cmd, NULL);
if (secret == NULL)
return FALSE;
value = virSecretGetValue(secret, &value_size, 0);
if (value == NULL)
goto cleanup;
base64_encode_alloc((char *)value, value_size, &base64);
memset(value, 0, value_size);
VIR_FREE(value);
if (base64 == NULL) {
vshError(ctl, "%s", _("Failed to allocate memory"));
goto cleanup;
}
vshPrint(ctl, "%s", base64);
memset(base64, 0, strlen(base64));
VIR_FREE(base64);
ret = TRUE;
cleanup:
virSecretFree(secret);
return ret;
}
/*
* "secret-undefine" command
*/
static const vshCmdInfo info_secret_undefine[] = {
{"help", N_("undefine a secret")},
{"desc", N_("Undefine a secret.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_secret_undefine[] = {
{"secret", VSH_OT_DATA, VSH_OFLAG_REQ, N_("secret UUID")},
{NULL, 0, 0, NULL}
};
static int
cmdSecretUndefine(vshControl *ctl, const vshCmd *cmd)
{
virSecretPtr secret;
int ret = FALSE;
char *uuid;
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
secret = vshCommandOptSecret(ctl, cmd, &uuid);
if (secret == NULL)
return FALSE;
if (virSecretUndefine(secret) < 0) {
vshError(ctl, _("Failed to delete secret %s"), uuid);
goto cleanup;
}
vshPrint(ctl, _("Secret %s deleted\n"), uuid);
ret = TRUE;
cleanup:
virSecretFree(secret);
return ret;
}
/*
* "secret-list" command
*/
static const vshCmdInfo info_secret_list[] = {
{"help", N_("list secrets")},
{"desc", N_("Returns a list of secrets")},
{NULL, NULL}
};
static int
cmdSecretList(vshControl *ctl, const vshCmd *cmd ATTRIBUTE_UNUSED)
{
int maxuuids = 0, i;
char **uuids = NULL;
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
maxuuids = virConnectNumOfSecrets(ctl->conn);
if (maxuuids < 0) {
vshError(ctl, "%s", _("Failed to list secrets"));
return FALSE;
}
uuids = vshMalloc(ctl, sizeof(*uuids) * maxuuids);
maxuuids = virConnectListSecrets(ctl->conn, uuids, maxuuids);
if (maxuuids < 0) {
vshError(ctl, "%s", _("Failed to list secrets"));
VIR_FREE(uuids);
return FALSE;
}
qsort(uuids, maxuuids, sizeof(char *), namesorter);
vshPrintExtra(ctl, "%-36s %s\n", _("UUID"), _("Usage"));
vshPrintExtra(ctl, "-----------------------------------------------------------\n");
for (i = 0; i < maxuuids; i++) {
virSecretPtr sec = virSecretLookupByUUIDString(ctl->conn, uuids[i]);
const char *usageType = NULL;
if (!sec) {
VIR_FREE(uuids[i]);
continue;
}
switch (virSecretGetUsageType(sec)) {
case VIR_SECRET_USAGE_TYPE_VOLUME:
usageType = _("Volume");
break;
}
if (usageType) {
vshPrint(ctl, "%-36s %s %s\n",
uuids[i], usageType,
virSecretGetUsageID(sec));
} else {
vshPrint(ctl, "%-36s %s\n",
uuids[i], _("Unused"));
}
virSecretFree(sec);
VIR_FREE(uuids[i]);
}
VIR_FREE(uuids);
return TRUE;
}
/*
* "version" command
*/
static const vshCmdInfo info_version[] = {
{"help", N_("show version")},
{"desc", N_("Display the system version information.")},
{NULL, NULL}
};
static int
cmdVersion(vshControl *ctl, const vshCmd *cmd ATTRIBUTE_UNUSED)
{
unsigned long hvVersion;
const char *hvType;
unsigned long libVersion;
unsigned long includeVersion;
unsigned long apiVersion;
int ret;
unsigned int major;
unsigned int minor;
unsigned int rel;
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
hvType = virConnectGetType(ctl->conn);
if (hvType == NULL) {
vshError(ctl, "%s", _("failed to get hypervisor type"));
return FALSE;
}
includeVersion = LIBVIR_VERSION_NUMBER;
major = includeVersion / 1000000;
includeVersion %= 1000000;
minor = includeVersion / 1000;
rel = includeVersion % 1000;
vshPrint(ctl, _("Compiled against library: libvir %d.%d.%d\n"),
major, minor, rel);
ret = virGetVersion(&libVersion, hvType, &apiVersion);
if (ret < 0) {
vshError(ctl, "%s", _("failed to get the library version"));
return FALSE;
}
major = libVersion / 1000000;
libVersion %= 1000000;
minor = libVersion / 1000;
rel = libVersion % 1000;
vshPrint(ctl, _("Using library: libvir %d.%d.%d\n"),
major, minor, rel);
major = apiVersion / 1000000;
apiVersion %= 1000000;
minor = apiVersion / 1000;
rel = apiVersion % 1000;
vshPrint(ctl, _("Using API: %s %d.%d.%d\n"), hvType,
major, minor, rel);
ret = virConnectGetVersion(ctl->conn, &hvVersion);
if (ret < 0) {
vshError(ctl, "%s", _("failed to get the hypervisor version"));
return FALSE;
}
if (hvVersion == 0) {
vshPrint(ctl,
_("Cannot extract running %s hypervisor version\n"), hvType);
} else {
major = hvVersion / 1000000;
hvVersion %= 1000000;
minor = hvVersion / 1000;
rel = hvVersion % 1000;
vshPrint(ctl, _("Running hypervisor: %s %d.%d.%d\n"),
hvType, major, minor, rel);
}
return TRUE;
}
/*
* "nodedev-list" command
*/
static const vshCmdInfo info_node_list_devices[] = {
{"help", N_("enumerate devices on this host")},
{"desc", ""},
{NULL, NULL}
};
static const vshCmdOptDef opts_node_list_devices[] = {
{"tree", VSH_OT_BOOL, 0, N_("list devices in a tree")},
{"cap", VSH_OT_STRING, VSH_OFLAG_NONE, N_("capability name")},
{NULL, 0, 0, NULL}
};
#define MAX_DEPTH 100
#define INDENT_SIZE 4
#define INDENT_BUFLEN ((MAX_DEPTH * INDENT_SIZE) + 1)
static void
cmdNodeListDevicesPrint(vshControl *ctl,
char **devices,
char **parents,
int num_devices,
int devid,
int lastdev,
unsigned int depth,
unsigned int indentIdx,
char *indentBuf)
{
int i;
int nextlastdev = -1;
/* Prepare indent for this device, but not if at root */
if (depth && depth < MAX_DEPTH) {
indentBuf[indentIdx] = '+';
indentBuf[indentIdx+1] = '-';
indentBuf[indentIdx+2] = ' ';
indentBuf[indentIdx+3] = '\0';
}
/* Print this device */
vshPrint(ctl, "%s", indentBuf);
vshPrint(ctl, "%s\n", devices[devid]);
/* Update indent to show '|' or ' ' for child devices */
if (depth && depth < MAX_DEPTH) {
if (devid == lastdev)
indentBuf[indentIdx] = ' ';
else
indentBuf[indentIdx] = '|';
indentBuf[indentIdx+1] = ' ';
indentIdx+=2;
}
/* Determine the index of the last child device */
for (i = 0 ; i < num_devices ; i++) {
if (parents[i] &&
STREQ(parents[i], devices[devid])) {
nextlastdev = i;
}
}
/* If there is a child device, then print another blank line */
if (nextlastdev != -1) {
vshPrint(ctl, "%s", indentBuf);
vshPrint(ctl, " |\n");
}
/* Finally print all children */
if (depth < MAX_DEPTH)
indentBuf[indentIdx] = ' ';
for (i = 0 ; i < num_devices ; i++) {
if (depth < MAX_DEPTH) {
indentBuf[indentIdx] = ' ';
indentBuf[indentIdx+1] = ' ';
}
if (parents[i] &&
STREQ(parents[i], devices[devid]))
cmdNodeListDevicesPrint(ctl, devices, parents,
num_devices, i, nextlastdev,
depth + 1, indentIdx + 2, indentBuf);
if (depth < MAX_DEPTH)
indentBuf[indentIdx] = '\0';
}
/* If there was no child device, and we're the last in
* a list of devices, then print another blank line */
if (nextlastdev == -1 && devid == lastdev) {
vshPrint(ctl, "%s", indentBuf);
vshPrint(ctl, "\n");
}
}
static int
cmdNodeListDevices (vshControl *ctl, const vshCmd *cmd ATTRIBUTE_UNUSED)
{
char *cap;
char **devices;
int found, num_devices, i;
int tree = vshCommandOptBool(cmd, "tree");
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
cap = vshCommandOptString(cmd, "cap", &found);
if (!found)
cap = NULL;
num_devices = virNodeNumOfDevices(ctl->conn, cap, 0);
if (num_devices < 0) {
vshError(ctl, "%s", _("Failed to count node devices"));
return FALSE;
} else if (num_devices == 0) {
return TRUE;
}
devices = vshMalloc(ctl, sizeof(char *) * num_devices);
num_devices =
virNodeListDevices(ctl->conn, cap, devices, num_devices, 0);
if (num_devices < 0) {
vshError(ctl, "%s", _("Failed to list node devices"));
VIR_FREE(devices);
return FALSE;
}
qsort(&devices[0], num_devices, sizeof(char*), namesorter);
if (tree) {
char indentBuf[INDENT_BUFLEN];
char **parents = vshMalloc(ctl, sizeof(char *) * num_devices);
for (i = 0; i < num_devices; i++) {
virNodeDevicePtr dev = virNodeDeviceLookupByName(ctl->conn, devices[i]);
if (dev && STRNEQ(devices[i], "computer")) {
const char *parent = virNodeDeviceGetParent(dev);
parents[i] = parent ? vshStrdup(ctl, parent) : NULL;
} else {
parents[i] = NULL;
}
virNodeDeviceFree(dev);
}
for (i = 0 ; i < num_devices ; i++) {
memset(indentBuf, '\0', sizeof indentBuf);
if (parents[i] == NULL)
cmdNodeListDevicesPrint(ctl,
devices,
parents,
num_devices,
i,
i,
0,
0,
indentBuf);
}
for (i = 0 ; i < num_devices ; i++) {
VIR_FREE(devices[i]);
VIR_FREE(parents[i]);
}
VIR_FREE(parents);
} else {
for (i = 0; i < num_devices; i++) {
vshPrint(ctl, "%s\n", devices[i]);
VIR_FREE(devices[i]);
}
}
VIR_FREE(devices);
return TRUE;
}
/*
* "nodedev-dumpxml" command
*/
static const vshCmdInfo info_node_device_dumpxml[] = {
{"help", N_("node device details in XML")},
{"desc", N_("Output the node device details as an XML dump to stdout.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_node_device_dumpxml[] = {
{"device", VSH_OT_DATA, VSH_OFLAG_REQ, N_("device key")},
{NULL, 0, 0, NULL}
};
static int
cmdNodeDeviceDumpXML (vshControl *ctl, const vshCmd *cmd)
{
const char *name;
virNodeDevicePtr device;
char *xml;
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
if (!(name = vshCommandOptString(cmd, "device", NULL)))
return FALSE;
if (!(device = virNodeDeviceLookupByName(ctl->conn, name))) {
vshError(ctl, "%s '%s'", _("Could not find matching device"), name);
return FALSE;
}
xml = virNodeDeviceGetXMLDesc(device, 0);
if (!xml) {
virNodeDeviceFree(device);
return FALSE;
}
vshPrint(ctl, "%s\n", xml);
VIR_FREE(xml);
virNodeDeviceFree(device);
return TRUE;
}
/*
* "nodedev-dettach" command
*/
static const vshCmdInfo info_node_device_dettach[] = {
{"help", N_("dettach node device from its device driver")},
{"desc", N_("Dettach node device from its device driver before assigning to a domain.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_node_device_dettach[] = {
{"device", VSH_OT_DATA, VSH_OFLAG_REQ, N_("device key")},
{NULL, 0, 0, NULL}
};
static int
cmdNodeDeviceDettach (vshControl *ctl, const vshCmd *cmd)
{
const char *name;
virNodeDevicePtr device;
int ret = TRUE;
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
if (!(name = vshCommandOptString(cmd, "device", NULL)))
return FALSE;
if (!(device = virNodeDeviceLookupByName(ctl->conn, name))) {
vshError(ctl, "%s '%s'", _("Could not find matching device"), name);
return FALSE;
}
if (virNodeDeviceDettach(device) == 0) {
vshPrint(ctl, _("Device %s dettached\n"), name);
} else {
vshError(ctl, _("Failed to dettach device %s"), name);
ret = FALSE;
}
virNodeDeviceFree(device);
return ret;
}
/*
* "nodedev-reattach" command
*/
static const vshCmdInfo info_node_device_reattach[] = {
{"help", N_("reattach node device to its device driver")},
{"desc", N_("Reattach node device to its device driver once released by the domain.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_node_device_reattach[] = {
{"device", VSH_OT_DATA, VSH_OFLAG_REQ, N_("device key")},
{NULL, 0, 0, NULL}
};
static int
cmdNodeDeviceReAttach (vshControl *ctl, const vshCmd *cmd)
{
const char *name;
virNodeDevicePtr device;
int ret = TRUE;
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
if (!(name = vshCommandOptString(cmd, "device", NULL)))
return FALSE;
if (!(device = virNodeDeviceLookupByName(ctl->conn, name))) {
vshError(ctl, "%s '%s'", _("Could not find matching device"), name);
return FALSE;
}
if (virNodeDeviceReAttach(device) == 0) {
vshPrint(ctl, _("Device %s re-attached\n"), name);
} else {
vshError(ctl, _("Failed to re-attach device %s"), name);
ret = FALSE;
}
virNodeDeviceFree(device);
return ret;
}
/*
* "nodedev-reset" command
*/
static const vshCmdInfo info_node_device_reset[] = {
{"help", N_("reset node device")},
{"desc", N_("Reset node device before or after assigning to a domain.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_node_device_reset[] = {
{"device", VSH_OT_DATA, VSH_OFLAG_REQ, N_("device key")},
{NULL, 0, 0, NULL}
};
static int
cmdNodeDeviceReset (vshControl *ctl, const vshCmd *cmd)
{
const char *name;
virNodeDevicePtr device;
int ret = TRUE;
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
if (!(name = vshCommandOptString(cmd, "device", NULL)))
return FALSE;
if (!(device = virNodeDeviceLookupByName(ctl->conn, name))) {
vshError(ctl, "%s '%s'", _("Could not find matching device"), name);
return FALSE;
}
if (virNodeDeviceReset(device) == 0) {
vshPrint(ctl, _("Device %s reset\n"), name);
} else {
vshError(ctl, _("Failed to reset device %s"), name);
ret = FALSE;
}
virNodeDeviceFree(device);
return ret;
}
/*
* "hostkey" command
*/
static const vshCmdInfo info_hostname[] = {
{"help", N_("print the hypervisor hostname")},
{"desc", ""},
{NULL, NULL}
};
static int
cmdHostname (vshControl *ctl, const vshCmd *cmd ATTRIBUTE_UNUSED)
{
char *hostname;
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
hostname = virConnectGetHostname (ctl->conn);
if (hostname == NULL) {
vshError(ctl, "%s", _("failed to get hostname"));
return FALSE;
}
vshPrint (ctl, "%s\n", hostname);
VIR_FREE(hostname);
return TRUE;
}
/*
* "uri" command
*/
static const vshCmdInfo info_uri[] = {
{"help", N_("print the hypervisor canonical URI")},
{"desc", ""},
{NULL, NULL}
};
static int
cmdURI (vshControl *ctl, const vshCmd *cmd ATTRIBUTE_UNUSED)
{
char *uri;
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
uri = virConnectGetURI (ctl->conn);
if (uri == NULL) {
vshError(ctl, "%s", _("failed to get URI"));
return FALSE;
}
vshPrint (ctl, "%s\n", uri);
VIR_FREE(uri);
return TRUE;
}
/*
* "vncdisplay" command
*/
static const vshCmdInfo info_vncdisplay[] = {
{"help", N_("vnc display")},
{"desc", N_("Output the IP address and port number for the VNC display.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_vncdisplay[] = {
{"domain", VSH_OT_DATA, VSH_OFLAG_REQ, N_("domain name, id or uuid")},
{NULL, 0, 0, NULL}
};
static int
cmdVNCDisplay(vshControl *ctl, const vshCmd *cmd)
{
xmlDocPtr xml = NULL;
xmlXPathObjectPtr obj = NULL;
xmlXPathContextPtr ctxt = NULL;
virDomainPtr dom;
int ret = FALSE;
int port = 0;
char *doc;
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
if (!(dom = vshCommandOptDomain(ctl, cmd, NULL)))
return FALSE;
doc = virDomainGetXMLDesc(dom, 0);
if (!doc)
goto cleanup;
xml = xmlReadDoc((const xmlChar *) doc, "domain.xml", NULL,
XML_PARSE_NOENT | XML_PARSE_NONET |
XML_PARSE_NOWARNING);
VIR_FREE(doc);
if (!xml)
goto cleanup;
ctxt = xmlXPathNewContext(xml);
if (!ctxt)
goto cleanup;
obj = xmlXPathEval(BAD_CAST "string(/domain/devices/graphics[@type='vnc']/@port)", ctxt);
if ((obj == NULL) || (obj->type != XPATH_STRING) ||
(obj->stringval == NULL) || (obj->stringval[0] == 0)) {
goto cleanup;
}
if (virStrToLong_i((const char *)obj->stringval, NULL, 10, &port) || port < 0)
goto cleanup;
xmlXPathFreeObject(obj);
obj = xmlXPathEval(BAD_CAST "string(/domain/devices/graphics[@type='vnc']/@listen)", ctxt);
if ((obj == NULL) || (obj->type != XPATH_STRING) ||
(obj->stringval == NULL) || (obj->stringval[0] == 0) ||
STREQ((const char*)obj->stringval, "0.0.0.0")) {
vshPrint(ctl, ":%d\n", port-5900);
} else {
vshPrint(ctl, "%s:%d\n", (const char *)obj->stringval, port-5900);
}
xmlXPathFreeObject(obj);
obj = NULL;
ret = TRUE;
cleanup:
xmlXPathFreeObject(obj);
xmlXPathFreeContext(ctxt);
if (xml)
xmlFreeDoc(xml);
virDomainFree(dom);
return ret;
}
/*
* "ttyconsole" command
*/
static const vshCmdInfo info_ttyconsole[] = {
{"help", N_("tty console")},
{"desc", N_("Output the device for the TTY console.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_ttyconsole[] = {
{"domain", VSH_OT_DATA, VSH_OFLAG_REQ, N_("domain name, id or uuid")},
{NULL, 0, 0, NULL}
};
static int
cmdTTYConsole(vshControl *ctl, const vshCmd *cmd)
{
xmlDocPtr xml = NULL;
xmlXPathObjectPtr obj = NULL;
xmlXPathContextPtr ctxt = NULL;
virDomainPtr dom;
int ret = FALSE;
char *doc;
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
if (!(dom = vshCommandOptDomain(ctl, cmd, NULL)))
return FALSE;
doc = virDomainGetXMLDesc(dom, 0);
if (!doc)
goto cleanup;
xml = xmlReadDoc((const xmlChar *) doc, "domain.xml", NULL,
XML_PARSE_NOENT | XML_PARSE_NONET |
XML_PARSE_NOWARNING);
VIR_FREE(doc);
if (!xml)
goto cleanup;
ctxt = xmlXPathNewContext(xml);
if (!ctxt)
goto cleanup;
obj = xmlXPathEval(BAD_CAST "string(/domain/devices/console/@tty)", ctxt);
if ((obj == NULL) || (obj->type != XPATH_STRING) ||
(obj->stringval == NULL) || (obj->stringval[0] == 0)) {
goto cleanup;
}
vshPrint(ctl, "%s\n", (const char *)obj->stringval);
ret = TRUE;
cleanup:
xmlXPathFreeObject(obj);
xmlXPathFreeContext(ctxt);
if (xml)
xmlFreeDoc(xml);
virDomainFree(dom);
return ret;
}
/*
* "attach-device" command
*/
static const vshCmdInfo info_attach_device[] = {
{"help", N_("attach device from an XML file")},
{"desc", N_("Attach device from an XML <file>.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_attach_device[] = {
{"domain", VSH_OT_DATA, VSH_OFLAG_REQ, N_("domain name, id or uuid")},
{"file", VSH_OT_DATA, VSH_OFLAG_REQ, N_("XML file")},
{"persistent", VSH_OT_BOOL, 0, N_("persist device attachment")},
{NULL, 0, 0, NULL}
};
static int
cmdAttachDevice(vshControl *ctl, const vshCmd *cmd)
{
virDomainPtr dom;
char *from;
char *buffer;
int ret = TRUE;
int found;
unsigned int flags;
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
if (!(dom = vshCommandOptDomain(ctl, cmd, NULL)))
return FALSE;
from = vshCommandOptString(cmd, "file", &found);
if (!found) {
virDomainFree(dom);
return FALSE;
}
if (virFileReadAll(from, VIRSH_MAX_XML_FILE, &buffer) < 0) {
virshReportError(ctl);
virDomainFree(dom);
return FALSE;
}
if (vshCommandOptBool(cmd, "persistent")) {
flags = VIR_DOMAIN_DEVICE_MODIFY_CONFIG;
if (virDomainIsActive(dom) == 1)
flags |= VIR_DOMAIN_DEVICE_MODIFY_LIVE;
ret = virDomainAttachDeviceFlags(dom, buffer, flags);
} else {
ret = virDomainAttachDevice(dom, buffer);
}
VIR_FREE(buffer);
if (ret < 0) {
vshError(ctl, _("Failed to attach device from %s"), from);
virDomainFree(dom);
return FALSE;
} else {
vshPrint(ctl, "%s", _("Device attached successfully\n"));
}
virDomainFree(dom);
return TRUE;
}
/*
* "detach-device" command
*/
static const vshCmdInfo info_detach_device[] = {
{"help", N_("detach device from an XML file")},
{"desc", N_("Detach device from an XML <file>")},
{NULL, NULL}
};
static const vshCmdOptDef opts_detach_device[] = {
{"domain", VSH_OT_DATA, VSH_OFLAG_REQ, N_("domain name, id or uuid")},
{"file", VSH_OT_DATA, VSH_OFLAG_REQ, N_("XML file")},
{"persistent", VSH_OT_BOOL, 0, N_("persist device detachment")},
{NULL, 0, 0, NULL}
};
static int
cmdDetachDevice(vshControl *ctl, const vshCmd *cmd)
{
virDomainPtr dom;
char *from;
char *buffer;
int ret = TRUE;
int found;
unsigned int flags;
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
if (!(dom = vshCommandOptDomain(ctl, cmd, NULL)))
return FALSE;
from = vshCommandOptString(cmd, "file", &found);
if (!found) {
virDomainFree(dom);
return FALSE;
}
if (virFileReadAll(from, VIRSH_MAX_XML_FILE, &buffer) < 0) {
virshReportError(ctl);
virDomainFree(dom);
return FALSE;
}
if (vshCommandOptBool(cmd, "persistent")) {
flags = VIR_DOMAIN_DEVICE_MODIFY_CONFIG;
if (virDomainIsActive(dom) == 1)
flags |= VIR_DOMAIN_DEVICE_MODIFY_LIVE;
ret = virDomainDetachDeviceFlags(dom, buffer, flags);
} else {
ret = virDomainDetachDevice(dom, buffer);
}
VIR_FREE(buffer);
if (ret < 0) {
vshError(ctl, _("Failed to detach device from %s"), from);
virDomainFree(dom);
return FALSE;
} else {
vshPrint(ctl, "%s", _("Device detached successfully\n"));
}
virDomainFree(dom);
return TRUE;
}
/*
* "update-device" command
*/
static const vshCmdInfo info_update_device[] = {
{"help", N_("update device from an XML file")},
{"desc", N_("Update device from an XML <file>.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_update_device[] = {
{"domain", VSH_OT_DATA, VSH_OFLAG_REQ, N_("domain name, id or uuid")},
{"file", VSH_OT_DATA, VSH_OFLAG_REQ, N_("XML file")},
{"persistent", VSH_OT_BOOL, 0, N_("persist device update")},
{NULL, 0, 0, NULL}
};
static int
cmdUpdateDevice(vshControl *ctl, const vshCmd *cmd)
{
virDomainPtr dom;
char *from;
char *buffer;
int ret = TRUE;
int found;
unsigned int flags;
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
if (!(dom = vshCommandOptDomain(ctl, cmd, NULL)))
return FALSE;
from = vshCommandOptString(cmd, "file", &found);
if (!found) {
virDomainFree(dom);
return FALSE;
}
if (virFileReadAll(from, VIRSH_MAX_XML_FILE, &buffer) < 0) {
virshReportError(ctl);
virDomainFree(dom);
return FALSE;
}
if (vshCommandOptBool(cmd, "persistent")) {
flags = VIR_DOMAIN_DEVICE_MODIFY_CONFIG;
if (virDomainIsActive(dom) == 1)
flags |= VIR_DOMAIN_DEVICE_MODIFY_LIVE;
} else {
flags = VIR_DOMAIN_DEVICE_MODIFY_LIVE;
}
ret = virDomainUpdateDeviceFlags(dom, buffer, flags);
VIR_FREE(buffer);
if (ret < 0) {
vshError(ctl, _("Failed to update device from %s"), from);
virDomainFree(dom);
return FALSE;
} else {
vshPrint(ctl, "%s", _("Device updated successfully\n"));
}
virDomainFree(dom);
return TRUE;
}
/*
* "attach-interface" command
*/
static const vshCmdInfo info_attach_interface[] = {
{"help", N_("attach network interface")},
{"desc", N_("Attach new network interface.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_attach_interface[] = {
{"domain", VSH_OT_DATA, VSH_OFLAG_REQ, N_("domain name, id or uuid")},
{"type", VSH_OT_DATA, VSH_OFLAG_REQ, N_("network interface type")},
{"source", VSH_OT_DATA, VSH_OFLAG_REQ, N_("source of network interface")},
{"target", VSH_OT_DATA, 0, N_("target network name")},
{"mac", VSH_OT_DATA, 0, N_("MAC address")},
{"script", VSH_OT_DATA, 0, N_("script used to bridge network interface")},
{"model", VSH_OT_DATA, 0, N_("model type")},
{"persistent", VSH_OT_BOOL, 0, N_("persist interface attachment")},
{NULL, 0, 0, NULL}
};
static int
cmdAttachInterface(vshControl *ctl, const vshCmd *cmd)
{
virDomainPtr dom = NULL;
char *mac, *target, *script, *type, *source, *model;
int typ, ret = FALSE;
unsigned int flags;
virBuffer buf = VIR_BUFFER_INITIALIZER;
char *xml;
if (!vshConnectionUsability(ctl, ctl->conn))
goto cleanup;
if (!(dom = vshCommandOptDomain(ctl, cmd, NULL)))
goto cleanup;
if (!(type = vshCommandOptString(cmd, "type", NULL)))
goto cleanup;
source = vshCommandOptString(cmd, "source", NULL);
target = vshCommandOptString(cmd, "target", NULL);
mac = vshCommandOptString(cmd, "mac", NULL);
script = vshCommandOptString(cmd, "script", NULL);
model = vshCommandOptString(cmd, "model", NULL);
/* check interface type */
if (STREQ(type, "network")) {
typ = 1;
} else if (STREQ(type, "bridge")) {
typ = 2;
} else {
vshError(ctl, _("No support for %s in command 'attach-interface'"),
type);
goto cleanup;
}
/* Make XML of interface */
virBufferVSprintf(&buf, "<interface type='%s'>\n", type);
if (typ == 1)
virBufferVSprintf(&buf, " <source network='%s'/>\n", source);
else if (typ == 2)
virBufferVSprintf(&buf, " <source bridge='%s'/>\n", source);
if (target != NULL)
virBufferVSprintf(&buf, " <target dev='%s'/>\n", target);
if (mac != NULL)
virBufferVSprintf(&buf, " <mac address='%s'/>\n", mac);
if (script != NULL)
virBufferVSprintf(&buf, " <script path='%s'/>\n", script);
if (model != NULL)
virBufferVSprintf(&buf, " <model type='%s'/>\n", model);
virBufferAddLit(&buf, "</interface>\n");
if (virBufferError(&buf)) {
vshPrint(ctl, "%s", _("Failed to allocate XML buffer"));
return FALSE;
}
xml = virBufferContentAndReset(&buf);
if (vshCommandOptBool(cmd, "persistent")) {
flags = VIR_DOMAIN_DEVICE_MODIFY_CONFIG;
if (virDomainIsActive(dom) == 1)
flags |= VIR_DOMAIN_DEVICE_MODIFY_LIVE;
ret = virDomainAttachDeviceFlags(dom, xml, flags);
} else {
ret = virDomainAttachDevice(dom, xml);
}
VIR_FREE(xml);
if (ret != 0) {
vshError(ctl, "%s", _("Failed to attach interface"));
ret = FALSE;
} else {
vshPrint(ctl, "%s", _("Interface attached successfully\n"));
ret = TRUE;
}
cleanup:
if (dom)
virDomainFree(dom);
virBufferFreeAndReset(&buf);
return ret;
}
/*
* "detach-interface" command
*/
static const vshCmdInfo info_detach_interface[] = {
{"help", N_("detach network interface")},
{"desc", N_("Detach network interface.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_detach_interface[] = {
{"domain", VSH_OT_DATA, VSH_OFLAG_REQ, N_("domain name, id or uuid")},
{"type", VSH_OT_DATA, VSH_OFLAG_REQ, N_("network interface type")},
{"mac", VSH_OT_STRING, 0, N_("MAC address")},
{"persistent", VSH_OT_BOOL, 0, N_("persist interface detachment")},
{NULL, 0, 0, NULL}
};
static int
cmdDetachInterface(vshControl *ctl, const vshCmd *cmd)
{
virDomainPtr dom = NULL;
xmlDocPtr xml = NULL;
xmlXPathObjectPtr obj=NULL;
xmlXPathContextPtr ctxt = NULL;
xmlNodePtr cur = NULL;
xmlBufferPtr xml_buf = NULL;
char *doc, *mac =NULL, *type;
char buf[64];
int i = 0, diff_mac, ret = FALSE;
unsigned int flags;
if (!vshConnectionUsability(ctl, ctl->conn))
goto cleanup;
if (!(dom = vshCommandOptDomain(ctl, cmd, NULL)))
goto cleanup;
if (!(type = vshCommandOptString(cmd, "type", NULL)))
goto cleanup;
mac = vshCommandOptString(cmd, "mac", NULL);
doc = virDomainGetXMLDesc(dom, 0);
if (!doc)
goto cleanup;
xml = xmlReadDoc((const xmlChar *) doc, "domain.xml", NULL,
XML_PARSE_NOENT | XML_PARSE_NONET |
XML_PARSE_NOWARNING);
VIR_FREE(doc);
if (!xml) {
vshError(ctl, "%s", _("Failed to get interface information"));
goto cleanup;
}
ctxt = xmlXPathNewContext(xml);
if (!ctxt) {
vshError(ctl, "%s", _("Failed to get interface information"));
goto cleanup;
}
snprintf(buf, sizeof(buf), "/domain/devices/interface[@type='%s']", type);
obj = xmlXPathEval(BAD_CAST buf, ctxt);
if ((obj == NULL) || (obj->type != XPATH_NODESET) ||
(obj->nodesetval == NULL) || (obj->nodesetval->nodeNr == 0)) {
vshError(ctl, _("No found interface whose type is %s"), type);
goto cleanup;
}
if (!mac)
goto hit;
/* search mac */
for (; i < obj->nodesetval->nodeNr; i++) {
cur = obj->nodesetval->nodeTab[i]->children;
while (cur != NULL) {
if (cur->type == XML_ELEMENT_NODE &&
xmlStrEqual(cur->name, BAD_CAST "mac")) {
char *tmp_mac = virXMLPropString(cur, "address");
diff_mac = virMacAddrCompare (tmp_mac, mac);
VIR_FREE(tmp_mac);
if (!diff_mac) {
goto hit;
}
}
cur = cur->next;
}
}
vshError(ctl, _("No found interface whose MAC address is %s"), mac);
goto cleanup;
hit:
xml_buf = xmlBufferCreate();
if (!xml_buf) {
vshError(ctl, "%s", _("Failed to allocate memory"));
goto cleanup;
}
if(xmlNodeDump(xml_buf, xml, obj->nodesetval->nodeTab[i], 0, 0) < 0){
vshError(ctl, "%s", _("Failed to create XML"));
goto cleanup;
}
if (vshCommandOptBool(cmd, "persistent")) {
flags = VIR_DOMAIN_DEVICE_MODIFY_CONFIG;
if (virDomainIsActive(dom) == 1)
flags |= VIR_DOMAIN_DEVICE_MODIFY_LIVE;
ret = virDomainDetachDeviceFlags(dom,
(char *)xmlBufferContent(xml_buf),
flags);
} else {
ret = virDomainDetachDevice(dom, (char *)xmlBufferContent(xml_buf));
}
if (ret != 0) {
vshError(ctl, "%s", _("Failed to detach interface"));
ret = FALSE;
} else {
vshPrint(ctl, "%s", _("Interface detached successfully\n"));
ret = TRUE;
}
cleanup:
if (dom)
virDomainFree(dom);
xmlXPathFreeObject(obj);
xmlXPathFreeContext(ctxt);
if (xml)
xmlFreeDoc(xml);
if (xml_buf)
xmlBufferFree(xml_buf);
return ret;
}
/*
* "attach-disk" command
*/
static const vshCmdInfo info_attach_disk[] = {
{"help", N_("attach disk device")},
{"desc", N_("Attach new disk device.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_attach_disk[] = {
{"domain", VSH_OT_DATA, VSH_OFLAG_REQ, N_("domain name, id or uuid")},
{"source", VSH_OT_DATA, VSH_OFLAG_REQ, N_("source of disk device")},
{"target", VSH_OT_DATA, VSH_OFLAG_REQ, N_("target of disk device")},
{"driver", VSH_OT_STRING, 0, N_("driver of disk device")},
{"subdriver", VSH_OT_STRING, 0, N_("subdriver of disk device")},
{"type", VSH_OT_STRING, 0, N_("target device type")},
{"mode", VSH_OT_STRING, 0, N_("mode of device reading and writing")},
{"persistent", VSH_OT_BOOL, 0, N_("persist disk attachment")},
{"sourcetype", VSH_OT_STRING, 0, N_("type of source (block|file)")},
{NULL, 0, 0, NULL}
};
static int
cmdAttachDisk(vshControl *ctl, const vshCmd *cmd)
{
virDomainPtr dom = NULL;
char *source, *target, *driver, *subdriver, *type, *mode;
int isFile = 0, ret = FALSE;
unsigned int flags;
char *stype;
virBuffer buf = VIR_BUFFER_INITIALIZER;
char *xml;
if (!vshConnectionUsability(ctl, ctl->conn))
goto cleanup;
if (!(dom = vshCommandOptDomain(ctl, cmd, NULL)))
goto cleanup;
if (!(source = vshCommandOptString(cmd, "source", NULL)))
goto cleanup;
if (!(target = vshCommandOptString(cmd, "target", NULL)))
goto cleanup;
driver = vshCommandOptString(cmd, "driver", NULL);
subdriver = vshCommandOptString(cmd, "subdriver", NULL);
type = vshCommandOptString(cmd, "type", NULL);
mode = vshCommandOptString(cmd, "mode", NULL);
stype = vshCommandOptString(cmd, "sourcetype", NULL);
if (!stype) {
if (driver && (STREQ(driver, "file") || STREQ(driver, "tap")))
isFile = 1;
} else if (STREQ(stype, "file")) {
isFile = 1;
} else if (STRNEQ(stype, "block")) {
vshError(ctl, _("Unknown source type: '%s'"), stype);
goto cleanup;
}
if (mode) {
if (STRNEQ(mode, "readonly") && STRNEQ(mode, "shareable")) {
vshError(ctl, _("No support for %s in command 'attach-disk'"),
mode);
goto cleanup;
}
}
/* Make XML of disk */
virBufferVSprintf(&buf, "<disk type='%s'",
(isFile) ? "file" : "block");
if (type)
virBufferVSprintf(&buf, " device='%s'", type);
virBufferAddLit(&buf, ">\n");
virBufferVSprintf(&buf, " <driver name='%s'",
(driver) ? driver : "phy");
if (subdriver)
virBufferVSprintf(&buf, " type='%s'", subdriver);
virBufferAddLit(&buf, "/>\n");
virBufferVSprintf(&buf, " <source %s='%s'/>\n",
(isFile) ? "file" : "dev",
source);
virBufferVSprintf(&buf, " <target dev='%s'/>\n", target);
if (mode)
virBufferVSprintf(&buf, " <%s/>\n", mode);
virBufferAddLit(&buf, "</disk>\n");
if (virBufferError(&buf)) {
vshPrint(ctl, "%s", _("Failed to allocate XML buffer"));
return FALSE;
}
xml = virBufferContentAndReset(&buf);
if (vshCommandOptBool(cmd, "persistent")) {
flags = VIR_DOMAIN_DEVICE_MODIFY_CONFIG;
if (virDomainIsActive(dom) == 1)
flags |= VIR_DOMAIN_DEVICE_MODIFY_LIVE;
ret = virDomainAttachDeviceFlags(dom, xml, flags);
} else {
ret = virDomainAttachDevice(dom, xml);
}
VIR_FREE(xml);
if (ret != 0) {
vshError(ctl, "%s", _("Failed to attach disk"));
ret = FALSE;
} else {
vshPrint(ctl, "%s", _("Disk attached successfully\n"));
ret = TRUE;
}
cleanup:
if (dom)
virDomainFree(dom);
virBufferFreeAndReset(&buf);
return ret;
}
/*
* "detach-disk" command
*/
static const vshCmdInfo info_detach_disk[] = {
{"help", N_("detach disk device")},
{"desc", N_("Detach disk device.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_detach_disk[] = {
{"domain", VSH_OT_DATA, VSH_OFLAG_REQ, N_("domain name, id or uuid")},
{"target", VSH_OT_DATA, VSH_OFLAG_REQ, N_("target of disk device")},
{"persistent", VSH_OT_BOOL, 0, N_("persist disk detachment")},
{NULL, 0, 0, NULL}
};
static int
cmdDetachDisk(vshControl *ctl, const vshCmd *cmd)
{
xmlDocPtr xml = NULL;
xmlXPathObjectPtr obj=NULL;
xmlXPathContextPtr ctxt = NULL;
xmlNodePtr cur = NULL;
xmlBufferPtr xml_buf = NULL;
virDomainPtr dom = NULL;
char *doc, *target;
int i = 0, diff_tgt, ret = FALSE;
unsigned int flags;
if (!vshConnectionUsability(ctl, ctl->conn))
goto cleanup;
if (!(dom = vshCommandOptDomain(ctl, cmd, NULL)))
goto cleanup;
if (!(target = vshCommandOptString(cmd, "target", NULL)))
goto cleanup;
doc = virDomainGetXMLDesc(dom, 0);
if (!doc)
goto cleanup;
xml = xmlReadDoc((const xmlChar *) doc, "domain.xml", NULL,
XML_PARSE_NOENT | XML_PARSE_NONET |
XML_PARSE_NOWARNING);
VIR_FREE(doc);
if (!xml) {
vshError(ctl, "%s", _("Failed to get disk information"));
goto cleanup;
}
ctxt = xmlXPathNewContext(xml);
if (!ctxt) {
vshError(ctl, "%s", _("Failed to get disk information"));
goto cleanup;
}
obj = xmlXPathEval(BAD_CAST "/domain/devices/disk", ctxt);
if ((obj == NULL) || (obj->type != XPATH_NODESET) ||
(obj->nodesetval == NULL) || (obj->nodesetval->nodeNr == 0)) {
vshError(ctl, "%s", _("Failed to get disk information"));
goto cleanup;
}
/* search target */
for (; i < obj->nodesetval->nodeNr; i++) {
cur = obj->nodesetval->nodeTab[i]->children;
while (cur != NULL) {
if (cur->type == XML_ELEMENT_NODE &&
xmlStrEqual(cur->name, BAD_CAST "target")) {
char *tmp_tgt = virXMLPropString(cur, "dev");
diff_tgt = STREQ(tmp_tgt, target);
VIR_FREE(tmp_tgt);
if (diff_tgt) {
goto hit;
}
}
cur = cur->next;
}
}
vshError(ctl, _("No found disk whose target is %s"), target);
goto cleanup;
hit:
xml_buf = xmlBufferCreate();
if (!xml_buf) {
vshError(ctl, "%s", _("Failed to allocate memory"));
goto cleanup;
}
if(xmlNodeDump(xml_buf, xml, obj->nodesetval->nodeTab[i], 0, 0) < 0){
vshError(ctl, "%s", _("Failed to create XML"));
goto cleanup;
}
if (vshCommandOptBool(cmd, "persistent")) {
flags = VIR_DOMAIN_DEVICE_MODIFY_CONFIG;
if (virDomainIsActive(dom) == 1)
flags |= VIR_DOMAIN_DEVICE_MODIFY_LIVE;
ret = virDomainDetachDeviceFlags(dom,
(char *)xmlBufferContent(xml_buf),
flags);
} else {
ret = virDomainDetachDevice(dom, (char *)xmlBufferContent(xml_buf));
}
if (ret != 0) {
vshError(ctl, "%s", _("Failed to detach disk"));
ret = FALSE;
} else {
vshPrint(ctl, "%s", _("Disk detached successfully\n"));
ret = TRUE;
}
cleanup:
xmlXPathFreeObject(obj);
xmlXPathFreeContext(ctxt);
if (xml)
xmlFreeDoc(xml);
if (xml_buf)
xmlBufferFree(xml_buf);
if (dom)
virDomainFree(dom);
return ret;
}
/*
* "cpu-compare" command
*/
static const vshCmdInfo info_cpu_compare[] = {
{"help", N_("compare host CPU with a CPU described by an XML file")},
{"desc", N_("compare CPU with host CPU")},
{NULL, NULL}
};
static const vshCmdOptDef opts_cpu_compare[] = {
{"file", VSH_OT_DATA, VSH_OFLAG_REQ, N_("file containing an XML CPU description")},
{NULL, 0, 0, NULL}
};
static int
cmdCPUCompare(vshControl *ctl, const vshCmd *cmd)
{
char *from;
int found;
int ret = TRUE;
char *buffer;
int result;
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
from = vshCommandOptString(cmd, "file", &found);
if (!found)
return FALSE;
if (virFileReadAll(from, VIRSH_MAX_XML_FILE, &buffer) < 0)
return FALSE;
result = virConnectCompareCPU(ctl->conn, buffer, 0);
VIR_FREE(buffer);
switch (result) {
case VIR_CPU_COMPARE_INCOMPATIBLE:
vshPrint(ctl, _("CPU described in %s is incompatible with host CPU\n"),
from);
ret = FALSE;
break;
case VIR_CPU_COMPARE_IDENTICAL:
vshPrint(ctl, _("CPU described in %s is identical to host CPU\n"),
from);
ret = TRUE;
break;
case VIR_CPU_COMPARE_SUPERSET:
vshPrint(ctl, _("Host CPU is a superset of CPU described in %s\n"),
from);
ret = TRUE;
break;
case VIR_CPU_COMPARE_ERROR:
default:
vshError(ctl, _("Failed to compare host CPU with %s"), from);
ret = FALSE;
}
return ret;
}
/*
* "cpu-baseline" command
*/
static const vshCmdInfo info_cpu_baseline[] = {
{"help", N_("compute baseline CPU")},
{"desc", N_("Compute baseline CPU for a set of given CPUs.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_cpu_baseline[] = {
{"file", VSH_OT_DATA, VSH_OFLAG_REQ, N_("file containing XML CPU descriptions")},
{NULL, 0, 0, NULL}
};
static int
cmdCPUBaseline(vshControl *ctl, const vshCmd *cmd)
{
char *from;
int found;
int ret = TRUE;
char *buffer;
char *result = NULL;
const char **list = NULL;
unsigned int count = 0;
xmlDocPtr doc = NULL;
xmlNodePtr node_list;
xmlXPathContextPtr ctxt = NULL;
xmlSaveCtxtPtr sctxt = NULL;
xmlBufferPtr buf = NULL;
xmlXPathObjectPtr obj = NULL;
int res, i;
if (!vshConnectionUsability(ctl, ctl->conn))
return FALSE;
from = vshCommandOptString(cmd, "file", &found);
if (!found)
return FALSE;
if (virFileReadAll(from, VIRSH_MAX_XML_FILE, &buffer) < 0)
return FALSE;
doc = xmlNewDoc(NULL);
if (doc == NULL)
goto no_memory;
res = xmlParseBalancedChunkMemory(doc, NULL, NULL, 0,
(const xmlChar *)buffer, &node_list);
if (res != 0) {
vshError(ctl, _("Failed to parse XML fragment %s"), from);
ret = FALSE;
goto cleanup;
}
xmlAddChildList((xmlNodePtr) doc, node_list);
ctxt = xmlXPathNewContext(doc);
if (!ctxt)
goto no_memory;
obj = xmlXPathEval(BAD_CAST "//cpu[not(ancestor::cpu)]", ctxt);
if ((obj == NULL) || (obj->nodesetval == NULL) ||
(obj->nodesetval->nodeTab == NULL))
goto cleanup;
for (i = 0;i < obj->nodesetval->nodeNr;i++) {
buf = xmlBufferCreate();
if (buf == NULL)
goto no_memory;
sctxt = xmlSaveToBuffer(buf, NULL, 0);
if (sctxt == NULL) {
xmlBufferFree(buf);
goto no_memory;
}
xmlSaveTree(sctxt, obj->nodesetval->nodeTab[i]);
xmlSaveClose(sctxt);
list = vshRealloc(ctl, list, sizeof(char *) * (count + 1));
list[count++] = (char *) buf->content;
buf->content = NULL;
xmlBufferFree(buf);
buf = NULL;
}
if (count == 0) {
vshError(ctl, _("No host CPU specified in '%s'"), from);
ret = FALSE;
goto cleanup;
}
result = virConnectBaselineCPU(ctl->conn, list, count, 0);
if (result)
vshPrint(ctl, "%s", result);
else
ret = FALSE;
cleanup:
xmlXPathFreeObject(obj);
xmlXPathFreeContext(ctxt);
xmlFreeDoc(doc);
VIR_FREE(result);
if ((list != NULL) && (count > 0)) {
for (i = 0;i < count;i++)
VIR_FREE(list[i]);
}
VIR_FREE(list);
VIR_FREE(buffer);
return ret;
no_memory:
vshError(ctl, "%s", _("Out of memory"));
ret = FALSE;
goto cleanup;
}
/* Common code for the edit / net-edit / pool-edit functions which follow. */
static char *
editWriteToTempFile (vshControl *ctl, const char *doc)
{
char *ret;
const char *tmpdir;
int fd;
ret = vshMalloc(ctl, PATH_MAX);
tmpdir = getenv ("TMPDIR");
if (!tmpdir) tmpdir = "/tmp";
snprintf (ret, PATH_MAX, "%s/virshXXXXXX.xml", tmpdir);
fd = mkstemps(ret, 4);
if (fd == -1) {
vshError(ctl, _("mkstemps: failed to create temporary file: %s"),
strerror(errno));
VIR_FREE(ret);
return NULL;
}
if (safewrite (fd, doc, strlen (doc)) == -1) {
vshError(ctl, _("write: %s: failed to write to temporary file: %s"),
ret, strerror(errno));
VIR_FORCE_CLOSE(fd);
unlink (ret);
VIR_FREE(ret);
return NULL;
}
if (VIR_CLOSE(fd) < 0) {
vshError(ctl, _("close: %s: failed to write or close temporary file: %s"),
ret, strerror(errno));
unlink (ret);
VIR_FREE(ret);
return NULL;
}
/* Temporary filename: caller frees. */
return ret;
}
/* Characters permitted in $EDITOR environment variable and temp filename. */
#define ACCEPTED_CHARS \
"abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789-/_.:@"
static int
editFile (vshControl *ctl, const char *filename)
{
const char *editor;
char *command;
int command_ret;
editor = getenv ("VISUAL");
if (!editor) editor = getenv ("EDITOR");
if (!editor) editor = "vi"; /* could be cruel & default to ed(1) here */
/* Check that filename doesn't contain shell meta-characters, and
* if it does, refuse to run. Follow the Unix conventions for
* EDITOR: the user can intentionally specify command options, so
* we don't protect any shell metacharacters there. Lots more
* than virsh will misbehave if EDITOR has bogus contents (which
* is why sudo scrubs it by default).
*/
if (strspn (filename, ACCEPTED_CHARS) != strlen (filename)) {
vshError(ctl,
_("%s: temporary filename contains shell meta or other "
"unacceptable characters (is $TMPDIR wrong?)"),
filename);
return -1;
}
if (virAsprintf(&command, "%s %s", editor, filename) == -1) {
vshError(ctl,
_("virAsprintf: could not create editing command: %s"),
strerror(errno));
return -1;
}
command_ret = system (command);
if (command_ret == -1) {
vshError(ctl,
_("%s: edit command failed: %s"), command, strerror(errno));
VIR_FREE(command);
return -1;
}
if (WEXITSTATUS(command_ret) != 0) {
vshError(ctl,
_("%s: command exited with non-zero status"), command);
VIR_FREE(command);
return -1;
}
VIR_FREE(command);
return 0;
}
static char *
editReadBackFile (vshControl *ctl, const char *filename)
{
char *ret;
if (virFileReadAll (filename, VIRSH_MAX_XML_FILE, &ret) == -1) {
vshError(ctl,
_("%s: failed to read temporary file: %s"),
filename, strerror(errno));
return NULL;
}
return ret;
}
#ifndef WIN32
/*
* "cd" command
*/
static const vshCmdInfo info_cd[] = {
{"help", N_("change the current directory")},
{"desc", N_("Change the current directory.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_cd[] = {
{"dir", VSH_OT_DATA, 0, N_("directory to switch to (default: home or else root)")},
{NULL, 0, 0, NULL}
};
static int
cmdCd(vshControl *ctl, const vshCmd *cmd ATTRIBUTE_UNUSED)
{
const char *dir;
int found;
if (!ctl->imode) {
vshError(ctl, "%s", _("cd: command valid only in interactive mode"));
return FALSE;
}
dir = vshCommandOptString(cmd, "dir", &found);
if (!found) {
uid_t uid = geteuid();
dir = virGetUserDirectory(uid);
}
if (!dir)
dir = "/";
if (chdir (dir) == -1) {
vshError(ctl, _("cd: %s: %s"), strerror(errno), dir);
return FALSE;
}
return TRUE;
}
#endif
#ifndef WIN32
/*
* "pwd" command
*/
static const vshCmdInfo info_pwd[] = {
{"help", N_("print the current directory")},
{"desc", N_("Print the current directory.")},
{NULL, NULL}
};
static int
cmdPwd(vshControl *ctl, const vshCmd *cmd ATTRIBUTE_UNUSED)
{
char *cwd;
size_t path_max;
int err = TRUE;
path_max = (size_t) PATH_MAX + 2;
cwd = vshMalloc (ctl, path_max);
while (cwd) {
err = getcwd (cwd, path_max) == NULL;
if (!err || errno != ERANGE)
break;
path_max *= 2;
cwd = vshRealloc (ctl, cwd, path_max);
}
if (err)
vshError(ctl, _("pwd: cannot get current directory: %s"),
strerror(errno));
else
vshPrint (ctl, _("%s\n"), cwd);
VIR_FREE(cwd);
return !err;
}
#endif
/*
* "echo" command
*/
static const vshCmdInfo info_echo[] = {
{"help", N_("echo arguments")},
{"desc", N_("Echo back arguments, possibly with quoting.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_echo[] = {
{"shell", VSH_OT_BOOL, 0, N_("escape for shell use")},
{"xml", VSH_OT_BOOL, 0, N_("escape for XML use")},
{"", VSH_OT_ARGV, 0, N_("arguments to echo")},
{NULL, 0, 0, NULL}
};
/* Exists mainly for debugging virsh, but also handy for adding back
* quotes for later evaluation.
*/
static int
cmdEcho (vshControl *ctl ATTRIBUTE_UNUSED, const vshCmd *cmd)
{
bool shell = false;
bool xml = false;
int count = 0;
char *arg;
virBuffer buf = VIR_BUFFER_INITIALIZER;
if (vshCommandOptBool(cmd, "shell"))
shell = true;
if (vshCommandOptBool(cmd, "xml"))
xml = true;
while ((arg = vshCommandOptArgv(cmd, count)) != NULL) {
bool close_quote = false;
char *q;
if (count)
virBufferAddChar(&buf, ' ');
/* Add outer '' only if arg included shell metacharacters. */
if (shell &&
(strpbrk(arg, "\r\t\n !\"#$&'()*;<>?[\\]^`{|}~") || !*arg)) {
virBufferAddChar(&buf, '\'');
close_quote = true;
}
if (xml) {
virBufferEscapeString(&buf, "%s", arg);
} else {
if (shell && (q = strchr(arg, '\''))) {
do {
virBufferAdd(&buf, arg, q - arg);
virBufferAddLit(&buf, "'\\''");
arg = q + 1;
q = strchr(arg, '\'');
} while (q);
}
virBufferAdd(&buf, arg, strlen(arg));
}
if (close_quote)
virBufferAddChar(&buf, '\'');
count++;
}
if (virBufferError(&buf)) {
vshPrint(ctl, "%s", _("Failed to allocate XML buffer"));
return FALSE;
}
arg = virBufferContentAndReset(&buf);
if (arg)
vshPrint(ctl, "%s", arg);
VIR_FREE(arg);
return TRUE;
}
/*
* "edit" command
*/
static const vshCmdInfo info_edit[] = {
{"help", N_("edit XML configuration for a domain")},
{"desc", N_("Edit the XML configuration for a domain.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_edit[] = {
{"domain", VSH_OT_DATA, VSH_OFLAG_REQ, N_("domain name, id or uuid")},
{NULL, 0, 0, NULL}
};
/* This function also acts as a template to generate cmdNetworkEdit
* and cmdPoolEdit functions (below) using a sed script in the Makefile.
*/
static int
cmdEdit (vshControl *ctl, const vshCmd *cmd)
{
int ret = FALSE;
virDomainPtr dom = NULL;
char *tmp = NULL;
char *doc = NULL;
char *doc_edited = NULL;
char *doc_reread = NULL;
int flags = VIR_DOMAIN_XML_SECURE | VIR_DOMAIN_XML_INACTIVE;
if (!vshConnectionUsability(ctl, ctl->conn))
goto cleanup;
dom = vshCommandOptDomain (ctl, cmd, NULL);
if (dom == NULL)
goto cleanup;
/* Get the XML configuration of the domain. */
doc = virDomainGetXMLDesc (dom, flags);
if (!doc)
goto cleanup;
/* Create and open the temporary file. */
tmp = editWriteToTempFile (ctl, doc);
if (!tmp) goto cleanup;
/* Start the editor. */
if (editFile (ctl, tmp) == -1) goto cleanup;
/* Read back the edited file. */
doc_edited = editReadBackFile (ctl, tmp);
if (!doc_edited) goto cleanup;
/* Compare original XML with edited. Has it changed at all? */
if (STREQ (doc, doc_edited)) {
vshPrint (ctl, _("Domain %s XML configuration not changed.\n"),
virDomainGetName (dom));
ret = TRUE;
goto cleanup;
}
/* Now re-read the domain XML. Did someone else change it while
* it was being edited? This also catches problems such as us
* losing a connection or the domain going away.
*/
doc_reread = virDomainGetXMLDesc (dom, flags);
if (!doc_reread)
goto cleanup;
if (STRNEQ (doc, doc_reread)) {
vshError(ctl,
"%s", _("ERROR: the XML configuration was changed by another user"));
goto cleanup;
}
/* Everything checks out, so redefine the domain. */
virDomainFree (dom);
dom = virDomainDefineXML (ctl->conn, doc_edited);
if (!dom)
goto cleanup;
vshPrint (ctl, _("Domain %s XML configuration edited.\n"),
virDomainGetName(dom));
ret = TRUE;
cleanup:
if (dom)
virDomainFree (dom);
VIR_FREE(doc);
VIR_FREE(doc_edited);
VIR_FREE(doc_reread);
if (tmp) {
unlink (tmp);
VIR_FREE(tmp);
}
return ret;
}
/*
* "net-edit" command
*/
static const vshCmdInfo info_network_edit[] = {
{"help", N_("edit XML configuration for a network")},
{"desc", N_("Edit the XML configuration for a network.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_network_edit[] = {
{"network", VSH_OT_DATA, VSH_OFLAG_REQ, N_("network name or uuid")},
{NULL, 0, 0, NULL}
};
/* This is generated from this file by a sed script in the Makefile. */
#include "virsh-net-edit.c"
/*
* "pool-edit" command
*/
static const vshCmdInfo info_pool_edit[] = {
{"help", N_("edit XML configuration for a storage pool")},
{"desc", N_("Edit the XML configuration for a storage pool.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_pool_edit[] = {
{"pool", VSH_OT_DATA, VSH_OFLAG_REQ, N_("pool name or uuid")},
{NULL, 0, 0, NULL}
};
/* This is generated from this file by a sed script in the Makefile. */
#include "virsh-pool-edit.c"
/*
* "quit" command
*/
static const vshCmdInfo info_quit[] = {
{"help", N_("quit this interactive terminal")},
{"desc", ""},
{NULL, NULL}
};
static int
cmdQuit(vshControl *ctl, const vshCmd *cmd ATTRIBUTE_UNUSED)
{
ctl->imode = FALSE;
return TRUE;
}
/*
* "snapshot-create" command
*/
static const vshCmdInfo info_snapshot_create[] = {
{"help", N_("Create a snapshot")},
{"desc", N_("Snapshot create")},
{NULL, NULL}
};
static const vshCmdOptDef opts_snapshot_create[] = {
{"domain", VSH_OT_DATA, VSH_OFLAG_REQ, N_("domain name, id or uuid")},
{"xmlfile", VSH_OT_DATA, 0, N_("domain snapshot XML")},
{NULL, 0, 0, NULL}
};
static int
cmdSnapshotCreate(vshControl *ctl, const vshCmd *cmd)
{
virDomainPtr dom = NULL;
int ret = FALSE;
char *from;
char *buffer = NULL;
virDomainSnapshotPtr snapshot = NULL;
xmlDocPtr xml = NULL;
xmlXPathContextPtr ctxt = NULL;
char *doc = NULL;
char *name = NULL;
if (!vshConnectionUsability(ctl, ctl->conn))
goto cleanup;
dom = vshCommandOptDomain(ctl, cmd, NULL);
if (dom == NULL)
goto cleanup;
from = vshCommandOptString(cmd, "xmlfile", NULL);
if (from == NULL)
buffer = vshStrdup(ctl, "<domainsnapshot/>");
else {
if (virFileReadAll(from, VIRSH_MAX_XML_FILE, &buffer) < 0) {
/* we have to report the error here because during cleanup
* we'll run through virDomainFree(), which loses the
* last error
*/
virshReportError(ctl);
goto cleanup;
}
}
if (buffer == NULL) {
vshError(ctl, "%s", _("Out of memory"));
goto cleanup;
}
snapshot = virDomainSnapshotCreateXML(dom, buffer, 0);
if (snapshot == NULL)
goto cleanup;
doc = virDomainSnapshotGetXMLDesc(snapshot, 0);
if (!doc)
goto cleanup;
xml = xmlReadDoc((const xmlChar *) doc, "domainsnapshot.xml", NULL,
XML_PARSE_NOENT | XML_PARSE_NONET |
XML_PARSE_NOWARNING);
if (!xml)
goto cleanup;
ctxt = xmlXPathNewContext(xml);
if (!ctxt)
goto cleanup;
name = virXPathString("string(/domainsnapshot/name)", ctxt);
if (!name) {
vshError(ctl, "%s",
_("Could not find 'name' element in domain snapshot XML"));
goto cleanup;
}
vshPrint(ctl, _("Domain snapshot %s created"), name);
if (from)
vshPrint(ctl, _(" from '%s'"), from);
vshPrint(ctl, "\n");
ret = TRUE;
cleanup:
VIR_FREE(name);
xmlXPathFreeContext(ctxt);
if (xml)
xmlFreeDoc(xml);
if (snapshot)
virDomainSnapshotFree(snapshot);
VIR_FREE(doc);
VIR_FREE(buffer);
if (dom)
virDomainFree(dom);
return ret;
}
/*
* "snapshot-current" command
*/
static const vshCmdInfo info_snapshot_current[] = {
{"help", N_("Get the current snapshot")},
{"desc", N_("Get the current snapshot")},
{NULL, NULL}
};
static const vshCmdOptDef opts_snapshot_current[] = {
{"domain", VSH_OT_DATA, VSH_OFLAG_REQ, N_("domain name, id or uuid")},
{NULL, 0, 0, NULL}
};
static int
cmdSnapshotCurrent(vshControl *ctl, const vshCmd *cmd)
{
virDomainPtr dom = NULL;
int ret = FALSE;
int current;
virDomainSnapshotPtr snapshot = NULL;
if (!vshConnectionUsability(ctl, ctl->conn))
goto cleanup;
dom = vshCommandOptDomain(ctl, cmd, NULL);
if (dom == NULL)
goto cleanup;
current = virDomainHasCurrentSnapshot(dom, 0);
if (current < 0)
goto cleanup;
else if (current) {
char *xml;
if (!(snapshot = virDomainSnapshotCurrent(dom, 0)))
goto cleanup;
xml = virDomainSnapshotGetXMLDesc(snapshot, 0);
if (!xml)
goto cleanup;
vshPrint(ctl, "%s", xml);
VIR_FREE(xml);
}
ret = TRUE;
cleanup:
if (snapshot)
virDomainSnapshotFree(snapshot);
if (dom)
virDomainFree(dom);
return ret;
}
/*
* "snapshot-list" command
*/
static const vshCmdInfo info_snapshot_list[] = {
{"help", N_("List snapshots for a domain")},
{"desc", N_("Snapshot List")},
{NULL, NULL}
};
static const vshCmdOptDef opts_snapshot_list[] = {
{"domain", VSH_OT_DATA, VSH_OFLAG_REQ, N_("domain name, id or uuid")},
{NULL, 0, 0, NULL}
};
static int
cmdSnapshotList(vshControl *ctl, const vshCmd *cmd)
{
virDomainPtr dom = NULL;
int ret = FALSE;
int numsnaps;
char **names = NULL;
int actual = 0;
int i;
xmlDocPtr xml = NULL;
xmlXPathContextPtr ctxt = NULL;
char *doc = NULL;
virDomainSnapshotPtr snapshot = NULL;
char *state = NULL;
long creation;
char timestr[100];
struct tm time_info;
if (!vshConnectionUsability(ctl, ctl->conn))
goto cleanup;
dom = vshCommandOptDomain(ctl, cmd, NULL);
if (dom == NULL)
goto cleanup;
numsnaps = virDomainSnapshotNum(dom, 0);
if (numsnaps < 0)
goto cleanup;
vshPrint(ctl, " %-20s %-25s %s\n", _("Name"), _("Creation Time"), _("State"));
vshPrint(ctl, "---------------------------------------------------\n");
if (numsnaps) {
if (VIR_ALLOC_N(names, numsnaps) < 0)
goto cleanup;
actual = virDomainSnapshotListNames(dom, names, numsnaps, 0);
if (actual < 0)
goto cleanup;
qsort(&names[0], actual, sizeof(char*), namesorter);
for (i = 0; i < actual; i++) {
/* free up memory from previous iterations of the loop */
VIR_FREE(state);
if (snapshot)
virDomainSnapshotFree(snapshot);
xmlXPathFreeContext(ctxt);
if (xml)
xmlFreeDoc(xml);
VIR_FREE(doc);
snapshot = virDomainSnapshotLookupByName(dom, names[i], 0);
if (snapshot == NULL)
continue;
doc = virDomainSnapshotGetXMLDesc(snapshot, 0);
if (!doc)
continue;
xml = xmlReadDoc((const xmlChar *) doc, "domainsnapshot.xml", NULL,
XML_PARSE_NOENT | XML_PARSE_NONET |
XML_PARSE_NOWARNING);
if (!xml)
continue;
ctxt = xmlXPathNewContext(xml);
if (!ctxt)
continue;
state = virXPathString("string(/domainsnapshot/state)", ctxt);
if (state == NULL)
continue;
if (virXPathLong("string(/domainsnapshot/creationTime)", ctxt,
&creation) < 0)
continue;
localtime_r(&creation, &time_info);
strftime(timestr, sizeof(timestr), "%Y-%m-%d %H:%M:%S %z", &time_info);
vshPrint(ctl, " %-20s %-25s %s\n", names[i], timestr, state);
}
}
ret = TRUE;
cleanup:
/* this frees up memory from the last iteration of the loop */
VIR_FREE(state);
if (snapshot)
virDomainSnapshotFree(snapshot);
xmlXPathFreeContext(ctxt);
if (xml)
xmlFreeDoc(xml);
VIR_FREE(doc);
for (i = 0; i < actual; i++)
VIR_FREE(names[i]);
VIR_FREE(names);
if (dom)
virDomainFree(dom);
return ret;
}
/*
* "snapshot-dumpxml" command
*/
static const vshCmdInfo info_snapshot_dumpxml[] = {
{"help", N_("Dump XML for a domain snapshot")},
{"desc", N_("Snapshot Dump XML")},
{NULL, NULL}
};
static const vshCmdOptDef opts_snapshot_dumpxml[] = {
{"domain", VSH_OT_DATA, VSH_OFLAG_REQ, N_("domain name, id or uuid")},
{"snapshotname", VSH_OT_DATA, VSH_OFLAG_REQ, N_("snapshot name")},
{NULL, 0, 0, NULL}
};
static int
cmdSnapshotDumpXML(vshControl *ctl, const vshCmd *cmd)
{
virDomainPtr dom = NULL;
int ret = FALSE;
char *name;
virDomainSnapshotPtr snapshot = NULL;
char *xml = NULL;
if (!vshConnectionUsability(ctl, ctl->conn))
goto cleanup;
dom = vshCommandOptDomain(ctl, cmd, NULL);
if (dom == NULL)
goto cleanup;
name = vshCommandOptString(cmd, "snapshotname", NULL);
if (name == NULL)
goto cleanup;
snapshot = virDomainSnapshotLookupByName(dom, name, 0);
if (snapshot == NULL)
goto cleanup;
xml = virDomainSnapshotGetXMLDesc(snapshot, 0);
if (!xml)
goto cleanup;
vshPrint(ctl, "%s", xml);
ret = TRUE;
cleanup:
VIR_FREE(xml);
if (snapshot)
virDomainSnapshotFree(snapshot);
if (dom)
virDomainFree(dom);
return ret;
}
/*
* "snapshot-revert" command
*/
static const vshCmdInfo info_snapshot_revert[] = {
{"help", N_("Revert a domain to a snapshot")},
{"desc", N_("Revert domain to snapshot")},
{NULL, NULL}
};
static const vshCmdOptDef opts_snapshot_revert[] = {
{"domain", VSH_OT_DATA, VSH_OFLAG_REQ, N_("domain name, id or uuid")},
{"snapshotname", VSH_OT_DATA, VSH_OFLAG_REQ, N_("snapshot name")},
{NULL, 0, 0, NULL}
};
static int
cmdDomainSnapshotRevert(vshControl *ctl, const vshCmd *cmd)
{
virDomainPtr dom = NULL;
int ret = FALSE;
char *name;
virDomainSnapshotPtr snapshot = NULL;
if (!vshConnectionUsability(ctl, ctl->conn))
goto cleanup;
dom = vshCommandOptDomain(ctl, cmd, NULL);
if (dom == NULL)
goto cleanup;
name = vshCommandOptString(cmd, "snapshotname", NULL);
if (name == NULL)
goto cleanup;
snapshot = virDomainSnapshotLookupByName(dom, name, 0);
if (snapshot == NULL)
goto cleanup;
if (virDomainRevertToSnapshot(snapshot, 0) < 0)
goto cleanup;
ret = TRUE;
cleanup:
if (snapshot)
virDomainSnapshotFree(snapshot);
if (dom)
virDomainFree(dom);
return ret;
}
/*
* "snapshot-delete" command
*/
static const vshCmdInfo info_snapshot_delete[] = {
{"help", N_("Delete a domain snapshot")},
{"desc", N_("Snapshot Delete")},
{NULL, NULL}
};
static const vshCmdOptDef opts_snapshot_delete[] = {
{"domain", VSH_OT_DATA, VSH_OFLAG_REQ, N_("domain name, id or uuid")},
{"snapshotname", VSH_OT_DATA, VSH_OFLAG_REQ, N_("snapshot name")},
{"children", VSH_OT_BOOL, 0, N_("delete snapshot and all children")},
{NULL, 0, 0, NULL}
};
static int
cmdSnapshotDelete(vshControl *ctl, const vshCmd *cmd)
{
virDomainPtr dom = NULL;
int ret = FALSE;
char *name;
virDomainSnapshotPtr snapshot = NULL;
unsigned int flags = 0;
if (!vshConnectionUsability(ctl, ctl->conn))
goto cleanup;
dom = vshCommandOptDomain(ctl, cmd, NULL);
if (dom == NULL)
goto cleanup;
name = vshCommandOptString(cmd, "snapshotname", NULL);
if (name == NULL)
goto cleanup;
if (vshCommandOptBool(cmd, "children"))
flags |= VIR_DOMAIN_SNAPSHOT_DELETE_CHILDREN;
snapshot = virDomainSnapshotLookupByName(dom, name, 0);
if (snapshot == NULL)
goto cleanup;
if (virDomainSnapshotDelete(snapshot, flags) < 0)
goto cleanup;
ret = TRUE;
cleanup:
if (snapshot)
virDomainSnapshotFree(snapshot);
if (dom)
virDomainFree(dom);
return ret;
}
/*
* "qemu-monitor-command" command
*/
static const vshCmdInfo info_qemu_monitor_command[] = {
{"help", N_("Qemu Monitor Command")},
{"desc", N_("Qemu Monitor Command")},
{NULL, NULL}
};
static const vshCmdOptDef opts_qemu_monitor_command[] = {
{"domain", VSH_OT_DATA, VSH_OFLAG_REQ, N_("domain name, id or uuid")},
{"cmd", VSH_OT_DATA, VSH_OFLAG_REQ, N_("command")},
{NULL, 0, 0, NULL}
};
static int
cmdQemuMonitorCommand(vshControl *ctl, const vshCmd *cmd)
{
virDomainPtr dom = NULL;
int ret = FALSE;
char *monitor_cmd;
char *result = NULL;
if (!vshConnectionUsability(ctl, ctl->conn))
goto cleanup;
dom = vshCommandOptDomain(ctl, cmd, NULL);
if (dom == NULL)
goto cleanup;
monitor_cmd = vshCommandOptString(cmd, "cmd", NULL);
if (monitor_cmd == NULL) {
vshError(ctl, "%s", _("missing monitor command"));
goto cleanup;
}
if (virDomainQemuMonitorCommand(dom, monitor_cmd, &result, 0) < 0)
goto cleanup;
printf("%s\n", result);
ret = TRUE;
cleanup:
VIR_FREE(result);
if (dom)
virDomainFree(dom);
return ret;
}
static const vshCmdDef domManagementCmds[] = {
{"attach-device", cmdAttachDevice, opts_attach_device, info_attach_device},
{"attach-disk", cmdAttachDisk, opts_attach_disk, info_attach_disk},
{"attach-interface", cmdAttachInterface, opts_attach_interface, info_attach_interface},
{"autostart", cmdAutostart, opts_autostart, info_autostart},
#ifndef WIN32
{"console", cmdConsole, opts_console, info_console},
#endif
{"cpu-baseline", cmdCPUBaseline, opts_cpu_baseline, info_cpu_baseline},
{"cpu-compare", cmdCPUCompare, opts_cpu_compare, info_cpu_compare},
{"create", cmdCreate, opts_create, info_create},
{"define", cmdDefine, opts_define, info_define},
{"destroy", cmdDestroy, opts_destroy, info_destroy},
{"detach-device", cmdDetachDevice, opts_detach_device, info_detach_device},
{"detach-disk", cmdDetachDisk, opts_detach_disk, info_detach_disk},
{"detach-interface", cmdDetachInterface, opts_detach_interface, info_detach_interface},
{"domid", cmdDomid, opts_domid, info_domid},
{"domjobabort", cmdDomjobabort, opts_domjobabort, info_domjobabort},
{"domjobinfo", cmdDomjobinfo, opts_domjobinfo, info_domjobinfo},
{"domname", cmdDomname, opts_domname, info_domname},
{"domuuid", cmdDomuuid, opts_domuuid, info_domuuid},
{"domxml-from-native", cmdDomXMLFromNative, opts_domxmlfromnative, info_domxmlfromnative},
{"domxml-to-native", cmdDomXMLToNative, opts_domxmltonative, info_domxmltonative},
{"dump", cmdDump, opts_dump, info_dump},
{"dumpxml", cmdDumpXML, opts_dumpxml, info_dumpxml},
{"echo", cmdEcho, opts_echo, info_echo},
{"edit", cmdEdit, opts_edit, info_edit},
{"find-storage-pool-sources-as", cmdPoolDiscoverSourcesAs,
opts_find_storage_pool_sources_as, info_find_storage_pool_sources_as},
{"find-storage-pool-sources", cmdPoolDiscoverSources,
opts_find_storage_pool_sources, info_find_storage_pool_sources},
{"freecell", cmdFreecell, opts_freecell, info_freecell},
{"hostname", cmdHostname, NULL, info_hostname},
{"managedsave", cmdManagedSave, opts_managedsave, info_managedsave},
{"managedsave-remove", cmdManagedSaveRemove, opts_managedsaveremove, info_managedsaveremove},
{"maxvcpus", cmdMaxvcpus, opts_maxvcpus, info_maxvcpus},
{"memtune", cmdMemtune, opts_memtune, info_memtune},
{"migrate", cmdMigrate, opts_migrate, info_migrate},
{"migrate-setmaxdowntime", cmdMigrateSetMaxDowntime, opts_migrate_setmaxdowntime, info_migrate_setmaxdowntime},
{"reboot", cmdReboot, opts_reboot, info_reboot},
{"restore", cmdRestore, opts_restore, info_restore},
{"resume", cmdResume, opts_resume, info_resume},
{"save", cmdSave, opts_save, info_save},
{"schedinfo", cmdSchedinfo, opts_schedinfo, info_schedinfo},
{"setmaxmem", cmdSetmaxmem, opts_setmaxmem, info_setmaxmem},
{"setmem", cmdSetmem, opts_setmem, info_setmem},
{"setvcpus", cmdSetvcpus, opts_setvcpus, info_setvcpus},
{"shutdown", cmdShutdown, opts_shutdown, info_shutdown},
{"start", cmdStart, opts_start, info_start},
{"suspend", cmdSuspend, opts_suspend, info_suspend},
{"ttyconsole", cmdTTYConsole, opts_ttyconsole, info_ttyconsole},
{"undefine", cmdUndefine, opts_undefine, info_undefine},
{"update-device", cmdUpdateDevice, opts_update_device, info_update_device},
{"vcpucount", cmdVcpucount, opts_vcpucount, info_vcpucount},
{"vcpuinfo", cmdVcpuinfo, opts_vcpuinfo, info_vcpuinfo},
{"vcpupin", cmdVcpupin, opts_vcpupin, info_vcpupin},
{"version", cmdVersion, NULL, info_version},
{"vncdisplay", cmdVNCDisplay, opts_vncdisplay, info_vncdisplay},
{NULL, NULL, NULL, NULL}
};
static const vshCmdDef domMonitoringCmds[] = {
{"domblkinfo", cmdDomblkinfo, opts_domblkinfo, info_domblkinfo},
{"domblkstat", cmdDomblkstat, opts_domblkstat, info_domblkstat},
{"domifstat", cmdDomIfstat, opts_domifstat, info_domifstat},
{"dominfo", cmdDominfo, opts_dominfo, info_dominfo},
{"dommemstat", cmdDomMemStat, opts_dommemstat, info_dommemstat},
{"domstate", cmdDomstate, opts_domstate, info_domstate},
{"list", cmdList, opts_list, info_list},
{NULL, NULL, NULL, NULL}
};
static const vshCmdDef storagePoolCmds[] = {
{"pool-autostart", cmdPoolAutostart, opts_pool_autostart, info_pool_autostart},
{"pool-build", cmdPoolBuild, opts_pool_build, info_pool_build},
{"pool-create-as", cmdPoolCreateAs, opts_pool_X_as, info_pool_create_as},
{"pool-create", cmdPoolCreate, opts_pool_create, info_pool_create},
{"pool-define-as", cmdPoolDefineAs, opts_pool_X_as, info_pool_define_as},
{"pool-define", cmdPoolDefine, opts_pool_define, info_pool_define},
{"pool-delete", cmdPoolDelete, opts_pool_delete, info_pool_delete},
{"pool-destroy", cmdPoolDestroy, opts_pool_destroy, info_pool_destroy},
{"pool-dumpxml", cmdPoolDumpXML, opts_pool_dumpxml, info_pool_dumpxml},
{"pool-edit", cmdPoolEdit, opts_pool_edit, info_pool_edit},
{"pool-info", cmdPoolInfo, opts_pool_info, info_pool_info},
{"pool-list", cmdPoolList, opts_pool_list, info_pool_list},
{"pool-name", cmdPoolName, opts_pool_name, info_pool_name},
{"pool-refresh", cmdPoolRefresh, opts_pool_refresh, info_pool_refresh},
{"pool-start", cmdPoolStart, opts_pool_start, info_pool_start},
{"pool-undefine", cmdPoolUndefine, opts_pool_undefine, info_pool_undefine},
{"pool-uuid", cmdPoolUuid, opts_pool_uuid, info_pool_uuid},
{NULL, NULL, NULL, NULL}
};
static const vshCmdDef storageVolCmds[] = {
{"vol-clone", cmdVolClone, opts_vol_clone, info_vol_clone},
{"vol-create-as", cmdVolCreateAs, opts_vol_create_as, info_vol_create_as},
{"vol-create", cmdVolCreate, opts_vol_create, info_vol_create},
{"vol-create-from", cmdVolCreateFrom, opts_vol_create_from, info_vol_create_from},
{"vol-delete", cmdVolDelete, opts_vol_delete, info_vol_delete},
{"vol-dumpxml", cmdVolDumpXML, opts_vol_dumpxml, info_vol_dumpxml},
{"vol-info", cmdVolInfo, opts_vol_info, info_vol_info},
{"vol-key", cmdVolKey, opts_vol_key, info_vol_key},
{"vol-list", cmdVolList, opts_vol_list, info_vol_list},
{"vol-name", cmdVolName, opts_vol_name, info_vol_name},
{"vol-path", cmdVolPath, opts_vol_path, info_vol_path},
{"vol-pool", cmdVolPool, opts_vol_pool, info_vol_pool},
{"vol-wipe", cmdVolWipe, opts_vol_wipe, info_vol_wipe},
{NULL, NULL, NULL, NULL}
};
static const vshCmdDef networkCmds[] = {
{"net-autostart", cmdNetworkAutostart, opts_network_autostart, info_network_autostart},
{"net-create", cmdNetworkCreate, opts_network_create, info_network_create},
{"net-define", cmdNetworkDefine, opts_network_define, info_network_define},
{"net-destroy", cmdNetworkDestroy, opts_network_destroy, info_network_destroy},
{"net-dumpxml", cmdNetworkDumpXML, opts_network_dumpxml, info_network_dumpxml},
{"net-edit", cmdNetworkEdit, opts_network_edit, info_network_edit},
{"net-info", cmdNetworkInfo, opts_network_info, info_network_info},
{"net-list", cmdNetworkList, opts_network_list, info_network_list},
{"net-name", cmdNetworkName, opts_network_name, info_network_name},
{"net-start", cmdNetworkStart, opts_network_start, info_network_start},
{"net-undefine", cmdNetworkUndefine, opts_network_undefine, info_network_undefine},
{"net-uuid", cmdNetworkUuid, opts_network_uuid, info_network_uuid},
{NULL, NULL, NULL, NULL}
};
static const vshCmdDef nodedevCmds[] = {
{"nodedev-create", cmdNodeDeviceCreate, opts_node_device_create, info_node_device_create},
{"nodedev-destroy", cmdNodeDeviceDestroy, opts_node_device_destroy, info_node_device_destroy},
{"nodedev-dettach", cmdNodeDeviceDettach, opts_node_device_dettach, info_node_device_dettach},
{"nodedev-dumpxml", cmdNodeDeviceDumpXML, opts_node_device_dumpxml, info_node_device_dumpxml},
{"nodedev-list", cmdNodeListDevices, opts_node_list_devices, info_node_list_devices},
{"nodedev-reattach", cmdNodeDeviceReAttach, opts_node_device_reattach, info_node_device_reattach},
{"nodedev-reset", cmdNodeDeviceReset, opts_node_device_reset, info_node_device_reset},
{"nodeinfo", cmdNodeinfo, NULL, info_nodeinfo},
{NULL, NULL, NULL, NULL}
};
static const vshCmdDef ifaceCmds[] = {
{"iface-define", cmdInterfaceDefine, opts_interface_define, info_interface_define},
{"iface-destroy", cmdInterfaceDestroy, opts_interface_destroy, info_interface_destroy},
{"iface-dumpxml", cmdInterfaceDumpXML, opts_interface_dumpxml, info_interface_dumpxml},
{"iface-edit", cmdInterfaceEdit, opts_interface_edit, info_interface_edit},
{"iface-list", cmdInterfaceList, opts_interface_list, info_interface_list},
{"iface-mac", cmdInterfaceMAC, opts_interface_mac, info_interface_mac},
{"iface-name", cmdInterfaceName, opts_interface_name, info_interface_name},
{"iface-start", cmdInterfaceStart, opts_interface_start, info_interface_start},
{"iface-undefine", cmdInterfaceUndefine, opts_interface_undefine, info_interface_undefine},
{NULL, NULL, NULL, NULL}
};
static const vshCmdDef nwfilterCmds[] = {
{"nwfilter-define", cmdNWFilterDefine, opts_nwfilter_define, info_nwfilter_define},
{"nwfilter-dumpxml", cmdNWFilterDumpXML, opts_nwfilter_dumpxml, info_nwfilter_dumpxml},
{"nwfilter-edit", cmdNWFilterEdit, opts_nwfilter_edit, info_nwfilter_edit},
{"nwfilter-list", cmdNWFilterList, opts_nwfilter_list, info_nwfilter_list},
{"nwfilter-undefine", cmdNWFilterUndefine, opts_nwfilter_undefine, info_nwfilter_undefine},
{NULL, NULL, NULL, NULL}
};
static const vshCmdDef secretCmds[] = {
{"secret-define", cmdSecretDefine, opts_secret_define, info_secret_define},
{"secret-dumpxml", cmdSecretDumpXML, opts_secret_dumpxml, info_secret_dumpxml},
{"secret-get-value", cmdSecretGetValue, opts_secret_get_value, info_secret_get_value},
{"secret-list", cmdSecretList, NULL, info_secret_list},
{"secret-set-value", cmdSecretSetValue, opts_secret_set_value, info_secret_set_value},
{"secret-undefine", cmdSecretUndefine, opts_secret_undefine, info_secret_undefine},
{NULL, NULL, NULL, NULL}
};
static const vshCmdDef virshCmds[] = {
#ifndef WIN32
{"cd", cmdCd, opts_cd, info_cd},
#endif
{"echo", cmdEcho, opts_echo, info_echo},
{"exit", cmdQuit, NULL, info_quit},
{"help", cmdHelp, opts_help, info_help},
#ifndef WIN32
{"pwd", cmdPwd, NULL, info_pwd},
#endif
{"quit", cmdQuit, NULL, info_quit},
{NULL, NULL, NULL, NULL}
};
static const vshCmdDef snapshotCmds[] = {
{"snapshot-create", cmdSnapshotCreate, opts_snapshot_create, info_snapshot_create},
{"snapshot-current", cmdSnapshotCurrent, opts_snapshot_current, info_snapshot_current},
{"snapshot-delete", cmdSnapshotDelete, opts_snapshot_delete, info_snapshot_delete},
{"snapshot-dumpxml", cmdSnapshotDumpXML, opts_snapshot_dumpxml, info_snapshot_dumpxml},
{"snapshot-list", cmdSnapshotList, opts_snapshot_list, info_snapshot_list},
{"snapshot-revert", cmdDomainSnapshotRevert, opts_snapshot_revert, info_snapshot_revert},
{NULL, NULL, NULL, NULL}
};
static const vshCmdDef hostAndHypervisorCmds[] = {
{"capabilities", cmdCapabilities, NULL, info_capabilities},
{"connect", cmdConnect, opts_connect, info_connect},
{"freecell", cmdFreecell, opts_freecell, info_freecell},
{"hostname", cmdHostname, NULL, info_hostname},
{"qemu-monitor-command", cmdQemuMonitorCommand, opts_qemu_monitor_command, info_qemu_monitor_command},
{"uri", cmdURI, NULL, info_uri},
{NULL, NULL, NULL, NULL}
};
static const vshCmdGrp cmdGroups[] = {
{VSH_CMD_GRP_DOM_MANAGEMENT, "domain", domManagementCmds},
{VSH_CMD_GRP_DOM_MONITORING, "monitor", domMonitoringCmds},
{VSH_CMD_GRP_HOST_AND_HV, "host", hostAndHypervisorCmds},
{VSH_CMD_GRP_IFACE, "interface", ifaceCmds},
{VSH_CMD_GRP_NWFILTER, "filter", nwfilterCmds},
{VSH_CMD_GRP_NETWORK, "network", networkCmds},
{VSH_CMD_GRP_NODEDEV, "nodedev", nodedevCmds},
{VSH_CMD_GRP_SECRET, "secret", secretCmds},
{VSH_CMD_GRP_SNAPSHOT, "snapshot", snapshotCmds},
{VSH_CMD_GRP_STORAGE_POOL, "pool", storagePoolCmds},
{VSH_CMD_GRP_STORAGE_VOL, "volume", storageVolCmds},
{VSH_CMD_GRP_VIRSH, "virsh", virshCmds},
{NULL, NULL, NULL}
};
/* ---------------
* Utils for work with command definition
* ---------------
*/
static const char *
vshCmddefGetInfo(const vshCmdDef * cmd, const char *name)
{
const vshCmdInfo *info;
for (info = cmd->info; info && info->name; info++) {
if (STREQ(info->name, name))
return info->data;
}
return NULL;
}
static const vshCmdOptDef *
vshCmddefGetOption(const vshCmdDef * cmd, const char *name)
{
const vshCmdOptDef *opt;
for (opt = cmd->opts; opt && opt->name; opt++)
if (STREQ(opt->name, name))
return opt;
return NULL;
}
static const vshCmdOptDef *
vshCmddefGetData(const vshCmdDef * cmd, int data_ct)
{
const vshCmdOptDef *opt;
for (opt = cmd->opts; opt && opt->name; opt++) {
if (opt->type >= VSH_OT_DATA ||
(opt->type == VSH_OT_INT && (opt->flag & VSH_OFLAG_REQ))) {
if (data_ct == 0 || opt->type == VSH_OT_ARGV)
return opt;
else
data_ct--;
}
}
return NULL;
}
/*
* Checks for required options
*/
static int
vshCommandCheckOpts(vshControl *ctl, const vshCmd *cmd)
{
const vshCmdDef *def = cmd->def;
const vshCmdOptDef *d;
int err = 0;
for (d = def->opts; d && d->name; d++) {
if (d->flag & VSH_OFLAG_REQ) {
vshCmdOpt *o = cmd->opts;
int ok = 0;
while (o && ok == 0) {
if (o->def == d)
ok = 1;
o = o->next;
}
if (!ok) {
vshError(ctl,
d->type == VSH_OT_DATA ?
_("command '%s' requires <%s> option") :
_("command '%s' requires --%s option"),
def->name, d->name);
err = 1;
}
}
}
return !err;
}
static const vshCmdDef *
vshCmddefSearch(const char *cmdname)
{
const vshCmdGrp *g;
const vshCmdDef *c;
for (g = cmdGroups; g->name; g++) {
for (c = g->commands; c->name; c++) {
if(STREQ(c->name, cmdname))
return c;
}
}
return NULL;
}
static const vshCmdGrp *
vshCmdGrpSearch(const char *grpname)
{
const vshCmdGrp *g;
for (g = cmdGroups; g->name; g++) {
if(STREQ(g->name, grpname) || STREQ(g->keyword, grpname))
return g;
}
return NULL;
}
static int
vshCmdGrpHelp(vshControl *ctl, const char *grpname)
{
const vshCmdGrp *grp = vshCmdGrpSearch(grpname);
const vshCmdDef *cmd = NULL;
if (!grp) {
vshError(ctl, _("command group '%s' doesn't exist"), grpname);
return FALSE;
} else {
vshPrint(ctl, _(" %s (help keyword '%s'):\n"), grp->name,
grp->keyword);
for (cmd = grp->commands; cmd->name; cmd++) {
vshPrint(ctl, " %-30s %s\n", cmd->name,
_(vshCmddefGetInfo(cmd, "help")));
}
}
return TRUE;
}
static int
vshCmddefHelp(vshControl *ctl, const char *cmdname)
{
const vshCmdDef *def = vshCmddefSearch(cmdname);
if (!def) {
vshError(ctl, _("command '%s' doesn't exist"), cmdname);
return FALSE;
} else {
const char *desc = _(vshCmddefGetInfo(def, "desc"));
const char *help = _(vshCmddefGetInfo(def, "help"));
char buf[256];
fputs(_(" NAME\n"), stdout);
fprintf(stdout, " %s - %s\n", def->name, help);
fputs(_("\n SYNOPSIS\n"), stdout);
fprintf(stdout, " %s", def->name);
if (def->opts) {
const vshCmdOptDef *opt;
for (opt = def->opts; opt->name; opt++) {
const char *fmt;
switch (opt->type) {
case VSH_OT_BOOL:
fmt = "[--%s]";
break;
case VSH_OT_INT:
/* xgettext:c-format */
fmt = ((opt->flag & VSH_OFLAG_REQ) ? "<%s>"
: _("[--%s <number>]"));
break;
case VSH_OT_STRING:
/* xgettext:c-format */
fmt = _("[--%s <string>]");
break;
case VSH_OT_DATA:
fmt = ((opt->flag & VSH_OFLAG_REQ) ? "<%s>" : "[<%s>]");
break;
case VSH_OT_ARGV:
/* xgettext:c-format */
fmt = _("[<string>]...");
break;
default:
assert(0);
}
fputc(' ', stdout);
fprintf(stdout, fmt, opt->name);
}
}
fputc('\n', stdout);
if (desc[0]) {
/* Print the description only if it's not empty. */
fputs(_("\n DESCRIPTION\n"), stdout);
fprintf(stdout, " %s\n", desc);
}
if (def->opts) {
const vshCmdOptDef *opt;
fputs(_("\n OPTIONS\n"), stdout);
for (opt = def->opts; opt->name; opt++) {
switch (opt->type) {
case VSH_OT_BOOL:
snprintf(buf, sizeof(buf), "--%s", opt->name);
break;
case VSH_OT_INT:
snprintf(buf, sizeof(buf),
(opt->flag & VSH_OFLAG_REQ) ? _("[--%s] <number>")
: _("--%s <number>"), opt->name);
break;
case VSH_OT_STRING:
/* OT_STRING should never be VSH_OFLAG_REQ */
snprintf(buf, sizeof(buf), _("--%s <string>"), opt->name);
break;
case VSH_OT_DATA:
snprintf(buf, sizeof(buf), _("[--%s] <string>"),
opt->name);
break;
case VSH_OT_ARGV:
/* Not really an option. */
continue;
default:
assert(0);
}
fprintf(stdout, " %-15s %s\n", buf, _(opt->help));
}
}
fputc('\n', stdout);
}
return TRUE;
}
/* ---------------
* Utils for work with runtime commands data
* ---------------
*/
static void
vshCommandOptFree(vshCmdOpt * arg)
{
vshCmdOpt *a = arg;
while (a) {
vshCmdOpt *tmp = a;
a = a->next;
VIR_FREE(tmp->data);
VIR_FREE(tmp);
}
}
static void
vshCommandFree(vshCmd *cmd)
{
vshCmd *c = cmd;
while (c) {
vshCmd *tmp = c;
c = c->next;
if (tmp->opts)
vshCommandOptFree(tmp->opts);
VIR_FREE(tmp);
}
}
/*
* Returns option by name
*/
static vshCmdOpt *
vshCommandOpt(const vshCmd *cmd, const char *name)
{
vshCmdOpt *opt = cmd->opts;
while (opt) {
if (opt->def && STREQ(opt->def->name, name))
return opt;
opt = opt->next;
}
return NULL;
}
/*
* Returns option as INT
*/
static int
vshCommandOptInt(const vshCmd *cmd, const char *name, int *found)
{
vshCmdOpt *arg = vshCommandOpt(cmd, name);
int res = 0, num_found = FALSE;
char *end_p = NULL;
if ((arg != NULL) && (arg->data != NULL)) {
res = strtol(arg->data, &end_p, 10);
if ((arg->data == end_p) || (*end_p!= 0))
num_found = FALSE;
else
num_found = TRUE;
}
if (found)
*found = num_found;
return res;
}
static unsigned long
vshCommandOptUL(const vshCmd *cmd, const char *name, int *found)
{
vshCmdOpt *arg = vshCommandOpt(cmd, name);
unsigned long res = 0;
int num_found = FALSE;
char *end_p = NULL;
if ((arg != NULL) && (arg->data != NULL)) {
res = strtoul(arg->data, &end_p, 10);
if ((arg->data == end_p) || (*end_p!= 0))
num_found = FALSE;
else
num_found = TRUE;
}
if (found)
*found = num_found;
return res;
}
/*
* Returns option as STRING
*/
static char *
vshCommandOptString(const vshCmd *cmd, const char *name, int *found)
{
vshCmdOpt *arg = vshCommandOpt(cmd, name);
if (found)
*found = arg ? TRUE : FALSE;
if (arg && arg->data && *arg->data)
return arg->data;
if (arg && arg->def && ((arg->def->flag) & VSH_OFLAG_REQ))
vshError(NULL, _("Missing required option '%s'"), name);
return NULL;
}
/*
* Returns option as long long
*/
static long long
vshCommandOptLongLong(const vshCmd *cmd, const char *name, int *found)
{
vshCmdOpt *arg = vshCommandOpt(cmd, name);
int num_found = FALSE;
long long res = 0;
char *end_p = NULL;
if ((arg != NULL) && (arg->data != NULL))
num_found = !virStrToLong_ll(arg->data, &end_p, 10, &res);
if (found)
*found = num_found;
return res;
}
/*
* Returns TRUE/FALSE if the option exists
*/
static int
vshCommandOptBool(const vshCmd *cmd, const char *name)
{
return vshCommandOpt(cmd, name) ? TRUE : FALSE;
}
/*
* Returns the COUNT argv argument, or NULL after last argument.
*
* Requires that a VSH_OT_ARGV option with the name "" be last in the
* list of supported options in CMD->def->opts.
*/
static char *
vshCommandOptArgv(const vshCmd *cmd, int count)
{
vshCmdOpt *opt = cmd->opts;
while (opt) {
if (opt->def && opt->def->type == VSH_OT_ARGV) {
if (count-- == 0)
return opt->data;
}
opt = opt->next;
}
return NULL;
}
/* Determine whether CMD->opts includes an option with name OPTNAME.
If not, give a diagnostic and return false.
If so, return true. */
static bool
cmd_has_option (vshControl *ctl, const vshCmd *cmd, const char *optname)
{
/* Iterate through cmd->opts, to ensure that there is an entry
with name OPTNAME and type VSH_OT_DATA. */
bool found = false;
const vshCmdOpt *opt;
for (opt = cmd->opts; opt; opt = opt->next) {
if (STREQ (opt->def->name, optname) && opt->def->type == VSH_OT_DATA) {
found = true;
break;
}
}
if (!found)
vshError(ctl, _("internal error: virsh %s: no %s VSH_OT_DATA option"),
cmd->def->name, optname);
return found;
}
static virDomainPtr
vshCommandOptDomainBy(vshControl *ctl, const vshCmd *cmd,
char **name, int flag)
{
virDomainPtr dom = NULL;
char *n;
int id;
const char *optname = "domain";
if (!cmd_has_option (ctl, cmd, optname))
return NULL;
if (!(n = vshCommandOptString(cmd, optname, NULL)))
return NULL;
vshDebug(ctl, 5, "%s: found option <%s>: %s\n",
cmd->def->name, optname, n);
if (name)
*name = n;
/* try it by ID */
if (flag & VSH_BYID) {
if (virStrToLong_i(n, NULL, 10, &id) == 0 && id >= 0) {
vshDebug(ctl, 5, "%s: <%s> seems like domain ID\n",
cmd->def->name, optname);
dom = virDomainLookupByID(ctl->conn, id);
}
}
/* try it by UUID */
if (dom==NULL && (flag & VSH_BYUUID) && strlen(n)==VIR_UUID_STRING_BUFLEN-1) {
vshDebug(ctl, 5, "%s: <%s> trying as domain UUID\n",
cmd->def->name, optname);
dom = virDomainLookupByUUIDString(ctl->conn, n);
}
/* try it by NAME */
if (dom==NULL && (flag & VSH_BYNAME)) {
vshDebug(ctl, 5, "%s: <%s> trying as domain NAME\n",
cmd->def->name, optname);
dom = virDomainLookupByName(ctl->conn, n);
}
if (!dom)
vshError(ctl, _("failed to get domain '%s'"), n);
return dom;
}
static virNetworkPtr
vshCommandOptNetworkBy(vshControl *ctl, const vshCmd *cmd,
char **name, int flag)
{
virNetworkPtr network = NULL;
char *n;
const char *optname = "network";
if (!cmd_has_option (ctl, cmd, optname))
return NULL;
if (!(n = vshCommandOptString(cmd, optname, NULL)))
return NULL;
vshDebug(ctl, 5, "%s: found option <%s>: %s\n",
cmd->def->name, optname, n);
if (name)
*name = n;
/* try it by UUID */
if ((flag & VSH_BYUUID) && (strlen(n) == VIR_UUID_STRING_BUFLEN-1)) {
vshDebug(ctl, 5, "%s: <%s> trying as network UUID\n",
cmd->def->name, optname);
network = virNetworkLookupByUUIDString(ctl->conn, n);
}
/* try it by NAME */
if (network==NULL && (flag & VSH_BYNAME)) {
vshDebug(ctl, 5, "%s: <%s> trying as network NAME\n",
cmd->def->name, optname);
network = virNetworkLookupByName(ctl->conn, n);
}
if (!network)
vshError(ctl, _("failed to get network '%s'"), n);
return network;
}
static virNWFilterPtr
vshCommandOptNWFilterBy(vshControl *ctl, const vshCmd *cmd,
char **name, int flag)
{
virNWFilterPtr nwfilter = NULL;
char *n;
const char *optname = "nwfilter";
if (!cmd_has_option (ctl, cmd, optname))
return NULL;
if (!(n = vshCommandOptString(cmd, optname, NULL)))
return NULL;
vshDebug(ctl, 5, "%s: found option <%s>: %s\n",
cmd->def->name, optname, n);
if (name)
*name = n;
/* try it by UUID */
if ((flag & VSH_BYUUID) && (strlen(n) == VIR_UUID_STRING_BUFLEN-1)) {
vshDebug(ctl, 5, "%s: <%s> trying as nwfilter UUID\n",
cmd->def->name, optname);
nwfilter = virNWFilterLookupByUUIDString(ctl->conn, n);
}
/* try it by NAME */
if (nwfilter == NULL && (flag & VSH_BYNAME)) {
vshDebug(ctl, 5, "%s: <%s> trying as nwfilter NAME\n",
cmd->def->name, optname);
nwfilter = virNWFilterLookupByName(ctl->conn, n);
}
if (!nwfilter)
vshError(ctl, _("failed to get nwfilter '%s'"), n);
return nwfilter;
}
static virInterfacePtr
vshCommandOptInterfaceBy(vshControl *ctl, const vshCmd *cmd,
char **name, int flag)
{
virInterfacePtr iface = NULL;
char *n;
const char *optname = "interface";
if (!cmd_has_option (ctl, cmd, optname))
return NULL;
if (!(n = vshCommandOptString(cmd, optname, NULL)))
return NULL;
vshDebug(ctl, 5, "%s: found option <%s>: %s\n",
cmd->def->name, optname, n);
if (name)
*name = n;
/* try it by NAME */
if ((flag & VSH_BYNAME)) {
vshDebug(ctl, 5, "%s: <%s> trying as interface NAME\n",
cmd->def->name, optname);
iface = virInterfaceLookupByName(ctl->conn, n);
}
/* try it by MAC */
if ((iface == NULL) && (flag & VSH_BYMAC)) {
vshDebug(ctl, 5, "%s: <%s> trying as interface MAC\n",
cmd->def->name, optname);
iface = virInterfaceLookupByMACString(ctl->conn, n);
}
if (!iface)
vshError(ctl, _("failed to get interface '%s'"), n);
return iface;
}
static virStoragePoolPtr
vshCommandOptPoolBy(vshControl *ctl, const vshCmd *cmd, const char *optname,
char **name, int flag)
{
virStoragePoolPtr pool = NULL;
char *n;
if (!(n = vshCommandOptString(cmd, optname, NULL)))
return NULL;
vshDebug(ctl, 5, "%s: found option <%s>: %s\n",
cmd->def->name, optname, n);
if (name)
*name = n;
/* try it by UUID */
if ((flag & VSH_BYUUID) && (strlen(n) == VIR_UUID_STRING_BUFLEN-1)) {
vshDebug(ctl, 5, "%s: <%s> trying as pool UUID\n",
cmd->def->name, optname);
pool = virStoragePoolLookupByUUIDString(ctl->conn, n);
}
/* try it by NAME */
if (pool == NULL && (flag & VSH_BYNAME)) {
vshDebug(ctl, 5, "%s: <%s> trying as pool NAME\n",
cmd->def->name, optname);
pool = virStoragePoolLookupByName(ctl->conn, n);
}
if (!pool)
vshError(ctl, _("failed to get pool '%s'"), n);
return pool;
}
static virStorageVolPtr
vshCommandOptVolBy(vshControl *ctl, const vshCmd *cmd,
const char *optname,
const char *pooloptname,
char **name, int flag)
{
virStorageVolPtr vol = NULL;
virStoragePoolPtr pool = NULL;
char *n, *p;
int found;
if (!(n = vshCommandOptString(cmd, optname, NULL)))
return NULL;
if (!(p = vshCommandOptString(cmd, pooloptname, &found)) && found)
return NULL;
if (p)
pool = vshCommandOptPoolBy(ctl, cmd, pooloptname, name, flag);
vshDebug(ctl, 5, "%s: found option <%s>: %s\n",
cmd->def->name, optname, n);
if (name)
*name = n;
/* try it by name */
if (pool && (flag & VSH_BYNAME)) {
vshDebug(ctl, 5, "%s: <%s> trying as vol name\n",
cmd->def->name, optname);
vol = virStorageVolLookupByName(pool, n);
}
/* try it by key */
if (vol == NULL && (flag & VSH_BYUUID)) {
vshDebug(ctl, 5, "%s: <%s> trying as vol key\n",
cmd->def->name, optname);
vol = virStorageVolLookupByKey(ctl->conn, n);
}
/* try it by path */
if (vol == NULL && (flag & VSH_BYUUID)) {
vshDebug(ctl, 5, "%s: <%s> trying as vol path\n",
cmd->def->name, optname);
vol = virStorageVolLookupByPath(ctl->conn, n);
}
if (!vol)
vshError(ctl, _("failed to get vol '%s'"), n);
if (pool)
virStoragePoolFree(pool);
return vol;
}
static virSecretPtr
vshCommandOptSecret(vshControl *ctl, const vshCmd *cmd, char **name)
{
virSecretPtr secret = NULL;
char *n;
const char *optname = "secret";
if (!cmd_has_option (ctl, cmd, optname))
return NULL;
n = vshCommandOptString(cmd, optname, NULL);
if (n == NULL)
return NULL;
vshDebug(ctl, 5, "%s: found option <%s>: %s\n", cmd->def->name, optname, n);
if (name != NULL)
*name = n;
secret = virSecretLookupByUUIDString(ctl->conn, n);
if (secret == NULL)
vshError(ctl, _("failed to get secret '%s'"), n);
return secret;
}
/*
* Executes command(s) and returns return code from last command
*/
static int
vshCommandRun(vshControl *ctl, const vshCmd *cmd)
{
int ret = TRUE;
while (cmd) {
struct timeval before, after;
bool enable_timing = ctl->timing;
if ((ctl->conn == NULL) || (disconnected != 0))
vshReconnect(ctl);
if (enable_timing)
GETTIMEOFDAY(&before);
ret = cmd->def->handler(ctl, cmd);
if (enable_timing)
GETTIMEOFDAY(&after);
if (ret == FALSE)
virshReportError(ctl);
/* try to automatically catch disconnections */
if ((ret == FALSE) &&
((disconnected != 0) ||
((last_error != NULL) &&
(((last_error->code == VIR_ERR_SYSTEM_ERROR) &&
(last_error->domain == VIR_FROM_REMOTE)) ||
(last_error->code == VIR_ERR_RPC) ||
(last_error->code == VIR_ERR_NO_CONNECT) ||
(last_error->code == VIR_ERR_INVALID_CONN)))))
vshReconnect(ctl);
if (STREQ(cmd->def->name, "quit")) /* hack ... */
return ret;
if (enable_timing)
vshPrint(ctl, _("\n(Time: %.3f ms)\n\n"),
DIFF_MSEC(&after, &before));
else
vshPrintExtra(ctl, "\n");
cmd = cmd->next;
}
return ret;
}
/* ---------------
* Command parsing
* ---------------
*/
typedef enum {
VSH_TK_ERROR, /* Failed to parse a token */
VSH_TK_ARG, /* Arbitrary argument, might be option or empty */
VSH_TK_SUBCMD_END, /* Separation between commands */
VSH_TK_END /* No more commands */
} vshCommandToken;
typedef struct __vshCommandParser {
vshCommandToken (*getNextArg)(vshControl *, struct __vshCommandParser *,
char **);
/* vshCommandStringGetArg() */
char *pos;
/* vshCommandArgvGetArg() */
char **arg_pos;
char **arg_end;
} vshCommandParser;
static int
vshCommandParse(vshControl *ctl, vshCommandParser *parser)
{
char *tkdata = NULL;
vshCmd *clast = NULL;
vshCmdOpt *first = NULL;
if (ctl->cmd) {
vshCommandFree(ctl->cmd);
ctl->cmd = NULL;
}
while (1) {
vshCmdOpt *last = NULL;
const vshCmdDef *cmd = NULL;
vshCommandToken tk;
bool data_only = false;
int data_ct = 0;
first = NULL;
while (1) {
const vshCmdOptDef *opt = NULL;
tkdata = NULL;
tk = parser->getNextArg(ctl, parser, &tkdata);
if (tk == VSH_TK_ERROR)
goto syntaxError;
if (tk != VSH_TK_ARG)
break;
if (cmd == NULL) {
/* first token must be command name */
if (!(cmd = vshCmddefSearch(tkdata))) {
vshError(ctl, _("unknown command: '%s'"), tkdata);
goto syntaxError; /* ... or ignore this command only? */
}
VIR_FREE(tkdata);
} else if (data_only) {
goto get_data;
} else if (tkdata[0] == '-' && tkdata[1] == '-' &&
c_isalnum(tkdata[2])) {
char *optstr = strchr(tkdata + 2, '=');
if (optstr) {
*optstr = '\0'; /* convert the '=' to '\0' */
optstr = vshStrdup(ctl, optstr + 1);
}
if (!(opt = vshCmddefGetOption(cmd, tkdata + 2))) {
vshError(ctl,
_("command '%s' doesn't support option --%s"),
cmd->name, tkdata + 2);
VIR_FREE(optstr);
goto syntaxError;
}
VIR_FREE(tkdata);
if (opt->type != VSH_OT_BOOL) {
/* option data */
if (optstr)
tkdata = optstr;
else
tk = parser->getNextArg(ctl, parser, &tkdata);
if (tk == VSH_TK_ERROR)
goto syntaxError;
if (tk != VSH_TK_ARG) {
vshError(ctl,
_("expected syntax: --%s <%s>"),
opt->name,
opt->type ==
VSH_OT_INT ? _("number") : _("string"));
goto syntaxError;
}
} else {
tkdata = NULL;
if (optstr) {
vshError(ctl, _("invalid '=' after option --%s"),
opt->name);
VIR_FREE(optstr);
goto syntaxError;
}
}
} else if (tkdata[0] == '-' && tkdata[1] == '-' &&
tkdata[2] == '\0') {
data_only = true;
continue;
} else {
get_data:
if (!(opt = vshCmddefGetData(cmd, data_ct++))) {
vshError(ctl, _("unexpected data '%s'"), tkdata);
goto syntaxError;
}
}
if (opt) {
/* save option */
vshCmdOpt *arg = vshMalloc(ctl, sizeof(vshCmdOpt));
arg->def = opt;
arg->data = tkdata;
arg->next = NULL;
tkdata = NULL;
if (!first)
first = arg;
if (last)
last->next = arg;
last = arg;
vshDebug(ctl, 4, "%s: %s(%s): %s\n",
cmd->name,
opt->name,
opt->type != VSH_OT_BOOL ? _("optdata") : _("bool"),
opt->type != VSH_OT_BOOL ? arg->data : _("(none)"));
}
}
/* command parsed -- allocate new struct for the command */
if (cmd) {
vshCmd *c = vshMalloc(ctl, sizeof(vshCmd));
c->opts = first;
c->def = cmd;
c->next = NULL;
if (!vshCommandCheckOpts(ctl, c)) {
VIR_FREE(c);
goto syntaxError;
}
if (!ctl->cmd)
ctl->cmd = c;
if (clast)
clast->next = c;
clast = c;
}
if (tk == VSH_TK_END)
break;
}
return TRUE;
syntaxError:
if (ctl->cmd) {
vshCommandFree(ctl->cmd);
ctl->cmd = NULL;
}
if (first)
vshCommandOptFree(first);
VIR_FREE(tkdata);
return FALSE;
}
/* --------------------
* Command argv parsing
* --------------------
*/
static vshCommandToken ATTRIBUTE_NONNULL(2) ATTRIBUTE_NONNULL(3)
vshCommandArgvGetArg(vshControl *ctl, vshCommandParser *parser, char **res)
{
if (parser->arg_pos == parser->arg_end) {
*res = NULL;
return VSH_TK_END;
}
*res = vshStrdup(ctl, *parser->arg_pos);
parser->arg_pos++;
return VSH_TK_ARG;
}
static int vshCommandArgvParse(vshControl *ctl, int nargs, char **argv)
{
vshCommandParser parser;
if (nargs <= 0)
return FALSE;
parser.arg_pos = argv;
parser.arg_end = argv + nargs;
parser.getNextArg = vshCommandArgvGetArg;
return vshCommandParse(ctl, &parser);
}
/* ----------------------
* Command string parsing
* ----------------------
*/
static vshCommandToken ATTRIBUTE_NONNULL(2) ATTRIBUTE_NONNULL(3)
vshCommandStringGetArg(vshControl *ctl, vshCommandParser *parser, char **res)
{
bool single_quote = false;
bool double_quote = false;
int sz = 0;
char *p = parser->pos;
char *q = vshStrdup(ctl, p);
*res = q;
while (*p && (*p == ' ' || *p == '\t'))
p++;
if (*p == '\0')
return VSH_TK_END;
if (*p == ';') {
parser->pos = ++p; /* = \0 or begin of next command */
return VSH_TK_SUBCMD_END;
}
while (*p) {
/* end of token is blank space or ';' */
if (!double_quote && !single_quote &&
(*p == ' ' || *p == '\t' || *p == ';'))
break;
if (!double_quote && *p == '\'') { /* single quote */
single_quote = !single_quote;
p++;
continue;
} else if (!single_quote && *p == '\\') { /* escape */
/*
* The same as the bash, a \ in "" is an escaper,
* but a \ in '' is not an escaper.
*/
p++;
if (*p == '\0') {
vshError(ctl, "%s", _("dangling \\"));
return VSH_TK_ERROR;
}
} else if (!single_quote && *p == '"') { /* double quote */
double_quote = !double_quote;
p++;
continue;
}
*q++ = *p++;
sz++;
}
if (double_quote) {
vshError(ctl, "%s", _("missing \""));
return VSH_TK_ERROR;
}
*q = '\0';
parser->pos = p;
return VSH_TK_ARG;
}
static int vshCommandStringParse(vshControl *ctl, char *cmdstr)
{
vshCommandParser parser;
if (cmdstr == NULL || *cmdstr == '\0')
return FALSE;
parser.pos = cmdstr;
parser.getNextArg = vshCommandStringGetArg;
return vshCommandParse(ctl, &parser);
}
/* ---------------
* Misc utils
* ---------------
*/
static const char *
vshDomainStateToString(int state)
{
switch (state) {
case VIR_DOMAIN_RUNNING:
return N_("running");
case VIR_DOMAIN_BLOCKED:
return N_("idle");
case VIR_DOMAIN_PAUSED:
return N_("paused");
case VIR_DOMAIN_SHUTDOWN:
return N_("in shutdown");
case VIR_DOMAIN_SHUTOFF:
return N_("shut off");
case VIR_DOMAIN_CRASHED:
return N_("crashed");
default:
;/*FALLTHROUGH*/
}
return N_("no state"); /* = dom0 state */
}
static const char *
vshDomainVcpuStateToString(int state)
{
switch (state) {
case VIR_VCPU_OFFLINE:
return N_("offline");
case VIR_VCPU_BLOCKED:
return N_("idle");
case VIR_VCPU_RUNNING:
return N_("running");
default:
;/*FALLTHROUGH*/
}
return N_("no state");
}
static int
vshConnectionUsability(vshControl *ctl, virConnectPtr conn)
{
/* TODO: use something like virConnectionState() to
* check usability of the connection
*/
if (!conn) {
vshError(ctl, "%s", _("no valid connection"));
return FALSE;
}
return TRUE;
}
static void
vshDebug(vshControl *ctl, int level, const char *format, ...)
{
va_list ap;
va_start(ap, format);
vshOutputLogFile(ctl, VSH_ERR_DEBUG, format, ap);
va_end(ap);
if (level > ctl->debug)
return;
va_start(ap, format);
vfprintf(stdout, format, ap);
va_end(ap);
}
static void
vshPrintExtra(vshControl *ctl, const char *format, ...)
{
va_list ap;
if (ctl->quiet == TRUE)
return;
va_start(ap, format);
vfprintf(stdout, format, ap);
va_end(ap);
}
static void
vshError(vshControl *ctl, const char *format, ...)
{
va_list ap;
if (ctl != NULL) {
va_start(ap, format);
vshOutputLogFile(ctl, VSH_ERR_ERROR, format, ap);
va_end(ap);
}
fputs(_("error: "), stderr);
va_start(ap, format);
vfprintf(stderr, format, ap);
va_end(ap);
fputc('\n', stderr);
}
/*
* Initialize connection.
*/
static int
vshInit(vshControl *ctl)
{
if (ctl->conn)
return FALSE;
vshOpenLogFile(ctl);
/* set up the library error handler */
virSetErrorFunc(NULL, virshErrorHandler);
/* set up the signals handlers to catch disconnections */
vshSetupSignals();
virEventRegisterImpl(virEventAddHandleImpl,
virEventUpdateHandleImpl,
virEventRemoveHandleImpl,
virEventAddTimeoutImpl,
virEventUpdateTimeoutImpl,
virEventRemoveTimeoutImpl);
virEventInit();
ctl->conn = virConnectOpenAuth(ctl->name,
virConnectAuthPtrDefault,
ctl->readonly ? VIR_CONNECT_RO : 0);
/* This is not necessarily fatal. All the individual commands check
* vshConnectionUsability, except ones which don't need a connection
* such as "help".
*/
if (!ctl->conn) {
virshReportError(ctl);
vshError(ctl, "%s", _("failed to connect to the hypervisor"));
return FALSE;
}
return TRUE;
}
#define LOGFILE_FLAGS (O_WRONLY | O_APPEND | O_CREAT | O_SYNC)
/**
* vshOpenLogFile:
*
* Open log file.
*/
static void
vshOpenLogFile(vshControl *ctl)
{
struct stat st;
if (ctl->logfile == NULL)
return;
/* check log file */
if (stat(ctl->logfile, &st) == -1) {
switch (errno) {
case ENOENT:
break;
default:
vshError(ctl, "%s",
_("failed to get the log file information"));
exit(EXIT_FAILURE);
}
} else {
if (!S_ISREG(st.st_mode)) {
vshError(ctl, "%s", _("the log path is not a file"));
exit(EXIT_FAILURE);
}
}
/* log file open */
if ((ctl->log_fd = open(ctl->logfile, LOGFILE_FLAGS, FILE_MODE)) < 0) {
vshError(ctl, "%s",
_("failed to open the log file. check the log file path"));
exit(EXIT_FAILURE);
}
}
/**
* vshOutputLogFile:
*
* Outputting an error to log file.
*/
static void
vshOutputLogFile(vshControl *ctl, int log_level, const char *msg_format, va_list ap)
{
char msg_buf[MSG_BUFFER];
const char *lvl = "";
struct timeval stTimeval;
struct tm *stTm;
if (ctl->log_fd == -1)
return;
/**
* create log format
*
* [YYYY.MM.DD HH:MM:SS SIGNATURE PID] LOG_LEVEL message
*/
gettimeofday(&stTimeval, NULL);
stTm = localtime(&stTimeval.tv_sec);
snprintf(msg_buf, sizeof(msg_buf),
"[%d.%02d.%02d %02d:%02d:%02d ",
(1900 + stTm->tm_year),
(1 + stTm->tm_mon),
(stTm->tm_mday),
(stTm->tm_hour),
(stTm->tm_min),
(stTm->tm_sec));
snprintf(msg_buf + strlen(msg_buf), sizeof(msg_buf) - strlen(msg_buf),
"%s] ", SIGN_NAME);
switch (log_level) {
case VSH_ERR_DEBUG:
lvl = LVL_DEBUG;
break;
case VSH_ERR_INFO:
lvl = LVL_INFO;
break;
case VSH_ERR_NOTICE:
lvl = LVL_INFO;
break;
case VSH_ERR_WARNING:
lvl = LVL_WARNING;
break;
case VSH_ERR_ERROR:
lvl = LVL_ERROR;
break;
default:
lvl = LVL_DEBUG;
break;
}
snprintf(msg_buf + strlen(msg_buf), sizeof(msg_buf) - strlen(msg_buf),
"%s ", lvl);
vsnprintf(msg_buf + strlen(msg_buf), sizeof(msg_buf) - strlen(msg_buf),
msg_format, ap);
if (msg_buf[strlen(msg_buf) - 1] != '\n')
snprintf(msg_buf + strlen(msg_buf), sizeof(msg_buf) - strlen(msg_buf), "\n");
/* write log */
if (safewrite(ctl->log_fd, msg_buf, strlen(msg_buf)) < 0) {
vshCloseLogFile(ctl);
vshError(ctl, "%s", _("failed to write the log file"));
}
}
/**
* vshCloseLogFile:
*
* Close log file.
*/
static void
vshCloseLogFile(vshControl *ctl)
{
/* log file close */
if (VIR_CLOSE(ctl->log_fd) < 0) {
vshError(ctl, _("%s: failed to write log file: %s"),
ctl->logfile ? ctl->logfile : "?", strerror (errno));
}
if (ctl->logfile) {
VIR_FREE(ctl->logfile);
ctl->logfile = NULL;
}
}
#ifdef USE_READLINE
/* -----------------
* Readline stuff
* -----------------
*/
/*
* Generator function for command completion. STATE lets us
* know whether to start from scratch; without any state
* (i.e. STATE == 0), then we start at the top of the list.
*/
static char *
vshReadlineCommandGenerator(const char *text, int state)
{
static int grp_list_index, cmd_list_index, len;
const char *name;
const vshCmdGrp *grp;
const vshCmdDef *cmds;
if (!state) {
grp_list_index = 0;
cmd_list_index = 0;
len = strlen(text);
}
grp = cmdGroups;
/* Return the next name which partially matches from the
* command list.
*/
while (grp[grp_list_index].name) {
cmds = grp[grp_list_index].commands;
if (cmds[cmd_list_index].name) {
while ((name = cmds[cmd_list_index].name)) {
cmd_list_index++;
if (STREQLEN(name, text, len))
return vshStrdup(NULL, name);
}
} else {
cmd_list_index = 0;
grp_list_index++;
}
}
/* If no names matched, then return NULL. */
return NULL;
}
static char *
vshReadlineOptionsGenerator(const char *text, int state)
{
static int list_index, len;
static const vshCmdDef *cmd = NULL;
const char *name;
if (!state) {
/* determine command name */
char *p;
char *cmdname;
if (!(p = strchr(rl_line_buffer, ' ')))
return NULL;
cmdname = vshCalloc(NULL, (p - rl_line_buffer) + 1, 1);
memcpy(cmdname, rl_line_buffer, p - rl_line_buffer);
cmd = vshCmddefSearch(cmdname);
list_index = 0;
len = strlen(text);
VIR_FREE(cmdname);
}
if (!cmd)
return NULL;
if (!cmd->opts)
return NULL;
while ((name = cmd->opts[list_index].name)) {
const vshCmdOptDef *opt = &cmd->opts[list_index];
char *res;
list_index++;
if (opt->type == VSH_OT_DATA)
/* ignore non --option */
continue;
if (len > 2) {
if (STRNEQLEN(name, text + 2, len - 2))
continue;
}
res = vshMalloc(NULL, strlen(name) + 3);
snprintf(res, strlen(name) + 3, "--%s", name);
return res;
}
/* If no names matched, then return NULL. */
return NULL;
}
static char **
vshReadlineCompletion(const char *text, int start,
int end ATTRIBUTE_UNUSED)
{
char **matches = (char **) NULL;
if (start == 0)
/* command name generator */
matches = rl_completion_matches(text, vshReadlineCommandGenerator);
else
/* commands options */
matches = rl_completion_matches(text, vshReadlineOptionsGenerator);
return matches;
}
static int
vshReadlineInit(vshControl *ctl)
{
char *userdir = NULL;
/* Allow conditional parsing of the ~/.inputrc file. */
rl_readline_name = "virsh";
/* Tell the completer that we want a crack first. */
rl_attempted_completion_function = vshReadlineCompletion;
/* Limit the total size of the history buffer */
stifle_history(500);
/* Prepare to read/write history from/to the ~/.virsh/history file */
userdir = virGetUserDirectory(getuid());
if (userdir == NULL)
return -1;
if (virAsprintf(&ctl->historydir, "%s/.virsh", userdir) < 0) {
vshError(ctl, "%s", _("Out of memory"));
VIR_FREE(userdir);
return -1;
}
if (virAsprintf(&ctl->historyfile, "%s/history", ctl->historydir) < 0) {
vshError(ctl, "%s", _("Out of memory"));
VIR_FREE(userdir);
return -1;
}
VIR_FREE(userdir);
read_history(ctl->historyfile);
return 0;
}
static void
vshReadlineDeinit (vshControl *ctl)
{
if (ctl->historyfile != NULL) {
if (mkdir(ctl->historydir, 0755) < 0 && errno != EEXIST) {
char ebuf[1024];
vshError(ctl, _("Failed to create '%s': %s"),
ctl->historydir, virStrerror(errno, ebuf, sizeof ebuf));
} else
write_history(ctl->historyfile);
}
VIR_FREE(ctl->historydir);
VIR_FREE(ctl->historyfile);
}
static char *
vshReadline (vshControl *ctl ATTRIBUTE_UNUSED, const char *prompt)
{
return readline (prompt);
}
#else /* !USE_READLINE */
static int
vshReadlineInit (vshControl *ctl ATTRIBUTE_UNUSED)
{
/* empty */
return 0;
}
static void
vshReadlineDeinit (vshControl *ctl ATTRIBUTE_UNUSED)
{
/* empty */
}
static char *
vshReadline (vshControl *ctl, const char *prompt)
{
char line[1024];
char *r;
int len;
fputs (prompt, stdout);
r = fgets (line, sizeof line, stdin);
if (r == NULL) return NULL; /* EOF */
/* Chomp trailing \n */
len = strlen (r);
if (len > 0 && r[len-1] == '\n')
r[len-1] = '\0';
return vshStrdup (ctl, r);
}
#endif /* !USE_READLINE */
/*
* Deinitialize virsh
*/
static int
vshDeinit(vshControl *ctl)
{
vshReadlineDeinit(ctl);
vshCloseLogFile(ctl);
VIR_FREE(ctl->name);
if (ctl->conn) {
int ret;
if ((ret = virConnectClose(ctl->conn)) != 0) {
vshError(ctl, _("Failed to disconnect from the hypervisor, %d leaked reference(s)"), ret);
}
}
virResetLastError();
return TRUE;
}
/*
* Print usage
*/
static void
vshUsage(void)
{
const vshCmdGrp *grp;
const vshCmdDef *cmd;
fprintf(stdout, _("\n%s [options]... [<command_string>]"
"\n%s [options]... <command> [args...]\n\n"
" options:\n"
" -c | --connect <uri> hypervisor connection URI\n"
" -r | --readonly connect readonly\n"
" -d | --debug <num> debug level [0-5]\n"
" -h | --help this help\n"
" -q | --quiet quiet mode\n"
" -t | --timing print timing information\n"
" -l | --log <file> output logging to file\n"
" -v | --version[=short] program version\n"
" -V | --version=long version and full options\n\n"
" commands (non interactive mode):\n\n"), progname, progname);
for (grp = cmdGroups; grp->name; grp++) {
fprintf(stdout, _(" %s (help keyword '%s')\n"), grp->name, grp->keyword);
for (cmd = grp->commands; cmd->name; cmd++)
fprintf(stdout,
" %-30s %s\n", cmd->name, _(vshCmddefGetInfo(cmd, "help")));
fprintf(stdout, "\n");
}
fprintf(stdout, "%s",
_("\n (specify help <group> for details about the commands in the group)\n"));
fprintf(stdout, "%s",
_("\n (specify help <command> for details about the command)\n\n"));
return;
}
/*
* Show version and options compiled in
*/
static void
vshShowVersion(vshControl *ctl ATTRIBUTE_UNUSED)
{
/* FIXME - list a copyright blurb, as in GNU programs? */
vshPrint(ctl, _("Virsh command line tool of libvirt %s\n"), VERSION);
vshPrint(ctl, _("See web site at %s\n\n"), "http://libvirt.org/");
vshPrint(ctl, "%s", _("Compiled with support for:\n"));
vshPrint(ctl, "%s", _(" Hypervisors:"));
#ifdef WITH_XEN
vshPrint(ctl, " Xen");
#endif
#ifdef WITH_QEMU
vshPrint(ctl, " QEmu/KVM");
#endif
#ifdef WITH_UML
vshPrint(ctl, " UML");
#endif
#ifdef WITH_OPENVZ
vshPrint(ctl, " OpenVZ");
#endif
#ifdef WITH_VBOX
vshPrint(ctl, " VirtualBox");
#endif
#ifdef WITH_XENAPI
vshPrint(ctl, " XenAPI");
#endif
#ifdef WITH_LXC
vshPrint(ctl, " LXC");
#endif
#ifdef WITH_ESX
vshPrint(ctl, " ESX");
#endif
#ifdef WITH_PHYP
vshPrint(ctl, " PHYP");
#endif
#ifdef WITH_ONE
vshPrint(ctl, " ONE");
#endif
#ifdef WITH_TEST
vshPrint(ctl, " Test");
#endif
vshPrint(ctl, "\n");
vshPrint(ctl, "%s", _(" Networking:"));
#ifdef WITH_REMOTE
vshPrint(ctl, " Remote");
#endif
#ifdef WITH_PROXY
vshPrint(ctl, " Proxy");
#endif
#ifdef WITH_LIBVIRTD
vshPrint(ctl, " Daemon");
#endif
#ifdef WITH_NETWORK
vshPrint(ctl, " Network");
#endif
#ifdef WITH_BRIDGE
vshPrint(ctl, " Bridging");
#endif
#ifdef WITH_NETCF
vshPrint(ctl, " Netcf");
#endif
#ifdef WITH_NWFILTER
vshPrint(ctl, " Nwfilter");
#endif
#ifdef WITH_VIRTUALPORT
vshPrint(ctl, " VirtualPort");
#endif
vshPrint(ctl, "\n");
vshPrint(ctl, "%s", _(" Storage:"));
#ifdef WITH_STORAGE_DIR
vshPrint(ctl, " Dir");
#endif
#ifdef WITH_STORAGE_DISK
vshPrint(ctl, " Disk");
#endif
#ifdef WITH_STORAGE_FS
vshPrint(ctl, " Filesystem");
#endif
#ifdef WITH_STORAGE_SCSI
vshPrint(ctl, " SCSI");
#endif
#ifdef WITH_STORAGE_MPATH
vshPrint(ctl, " Multipath");
#endif
#ifdef WITH_STORAGE_ISCSI
vshPrint(ctl, " iSCSI");
#endif
#ifdef WITH_STORAGE_LVM
vshPrint(ctl, " LVM");
#endif
vshPrint(ctl, "\n");
vshPrint(ctl, "%s", _(" Miscellaneous:"));
#ifdef ENABLE_SECDRIVER_APPARMOR
vshPrint(ctl, " AppArmor");
#endif
#ifdef WITH_SECDRIVER_SELINUX
vshPrint(ctl, " SELinux");
#endif
#ifdef WITH_SECRETS
vshPrint(ctl, " Secrets");
#endif
#ifdef ENABLE_DEBUG
vshPrint(ctl, " Debug");
#endif
#ifdef WITH_DTRACE
vshPrint(ctl, " DTrace");
#endif
#ifdef USE_READLINE
vshPrint(ctl, " Readline");
#endif
#ifdef WITH_DRIVER_MODULES
vshPrint(ctl, " Modular");
#endif
vshPrint(ctl, "\n");
}
/*
* argv[]: virsh [options] [command]
*
*/
static int
vshParseArgv(vshControl *ctl, int argc, char **argv)
{
bool help = false;
int arg;
struct option opt[] = {
{"debug", required_argument, NULL, 'd'},
{"help", no_argument, NULL, 'h'},
{"quiet", no_argument, NULL, 'q'},
{"timing", no_argument, NULL, 't'},
{"version", optional_argument, NULL, 'v'},
{"connect", required_argument, NULL, 'c'},
{"readonly", no_argument, NULL, 'r'},
{"log", required_argument, NULL, 'l'},
{NULL, 0, NULL, 0}
};
/* Standard (non-command) options. The leading + ensures that no
* argument reordering takes place, so that command options are
* not confused with top-level virsh options. */
while ((arg = getopt_long(argc, argv, "+d:hqtc:vVrl:", opt, NULL)) != -1) {
switch (arg) {
case 'd':
if (virStrToLong_i(optarg, NULL, 10, &ctl->debug) < 0) {
vshError(ctl, "%s", _("option -d takes a numeric argument"));
exit(EXIT_FAILURE);
}
break;
case 'h':
help = true;
break;
case 'q':
ctl->quiet = TRUE;
break;
case 't':
ctl->timing = TRUE;
break;
case 'c':
ctl->name = vshStrdup(ctl, optarg);
break;
case 'v':
if (STRNEQ_NULLABLE(optarg, "long")) {
puts(VERSION);
exit(EXIT_SUCCESS);
}
/* fall through */
case 'V':
vshShowVersion(ctl);
exit(EXIT_SUCCESS);
case 'r':
ctl->readonly = TRUE;
break;
case 'l':
ctl->logfile = vshStrdup(ctl, optarg);
break;
default:
vshError(ctl, _("unsupported option '-%c'. See --help."), arg);
exit(EXIT_FAILURE);
}
}
if (help) {
if (optind < argc) {
vshError(ctl, _("extra argument '%s'. See --help."), argv[optind]);
exit(EXIT_FAILURE);
}
/* list all command */
vshUsage();
exit(EXIT_SUCCESS);
}
if (argc > optind) {
/* parse command */
ctl->imode = FALSE;
if (argc - optind == 1) {
vshDebug(ctl, 2, "commands: \"%s\"\n", argv[optind]);
return vshCommandStringParse(ctl, argv[optind]);
} else {
return vshCommandArgvParse(ctl, argc - optind, argv + optind);
}
}
return TRUE;
}
int
main(int argc, char **argv)
{
vshControl _ctl, *ctl = &_ctl;
char *defaultConn;
int ret = TRUE;
if (!setlocale(LC_ALL, "")) {
perror("setlocale");
/* failure to setup locale is not fatal */
}
if (!bindtextdomain(PACKAGE, LOCALEDIR)) {
perror("bindtextdomain");
return EXIT_FAILURE;
}
if (!textdomain(PACKAGE)) {
perror("textdomain");
return EXIT_FAILURE;
}
if (!(progname = strrchr(argv[0], '/')))
progname = argv[0];
else
progname++;
memset(ctl, 0, sizeof(vshControl));
ctl->imode = TRUE; /* default is interactive mode */
ctl->log_fd = -1; /* Initialize log file descriptor */
if ((defaultConn = getenv("VIRSH_DEFAULT_CONNECT_URI"))) {
ctl->name = vshStrdup(ctl, defaultConn);
}
if (!vshParseArgv(ctl, argc, argv)) {
vshDeinit(ctl);
exit(EXIT_FAILURE);
}
if (!vshInit(ctl)) {
vshDeinit(ctl);
exit(EXIT_FAILURE);
}
if (!ctl->imode) {
ret = vshCommandRun(ctl, ctl->cmd);
} else {
/* interactive mode */
if (!ctl->quiet) {
vshPrint(ctl,
_("Welcome to %s, the virtualization interactive terminal.\n\n"),
progname);
vshPrint(ctl, "%s",
_("Type: 'help' for help with commands\n"
" 'quit' to quit\n\n"));
}
if (vshReadlineInit(ctl) < 0) {
vshDeinit(ctl);
exit(EXIT_FAILURE);
}
do {
const char *prompt = ctl->readonly ? VSH_PROMPT_RO : VSH_PROMPT_RW;
ctl->cmdstr =
vshReadline(ctl, prompt);
if (ctl->cmdstr == NULL)
break; /* EOF */
if (*ctl->cmdstr) {
#if USE_READLINE
add_history(ctl->cmdstr);
#endif
if (vshCommandStringParse(ctl, ctl->cmdstr))
vshCommandRun(ctl, ctl->cmd);
}
VIR_FREE(ctl->cmdstr);
} while (ctl->imode);
if (ctl->cmdstr == NULL)
fputc('\n', stdout); /* line break after alone prompt */
}
vshDeinit(ctl);
exit(ret ? EXIT_SUCCESS : EXIT_FAILURE);
}
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