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libvirt/daemon/remote.c
Cole Robinson 360229e8b4 remote: Fix error message 
We were printing the wrong MAX value
2016-03-23 16:52:12 -04:00

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/*
* remote.c: handlers for RPC method calls
*
* Copyright (C) 2007-2015 Red Hat, Inc.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library. If not, see
* <http://www.gnu.org/licenses/>.
*
* Author: Richard W.M. Jones <rjones@redhat.com>
*/
#include <config.h>
#include "virerror.h"
#include "remote.h"
#include "libvirtd.h"
#include "libvirt_internal.h"
#include "datatypes.h"
#include "viralloc.h"
#include "virlog.h"
#include "stream.h"
#include "viruuid.h"
#include "vircommand.h"
#include "intprops.h"
#include "virnetserverservice.h"
#include "virnetserver.h"
#include "virfile.h"
#include "virtypedparam.h"
#include "virdbus.h"
#include "virprocess.h"
#include "remote_protocol.h"
#include "qemu_protocol.h"
#include "lxc_protocol.h"
#include "virstring.h"
#include "object_event.h"
#include "domain_conf.h"
#include "network_conf.h"
#include "virprobe.h"
#include "viraccessapicheck.h"
#include "viraccessapicheckqemu.h"
#include "virpolkit.h"
#include "virthreadjob.h"
#define VIR_FROM_THIS VIR_FROM_RPC
VIR_LOG_INIT("daemon.remote");
#if SIZEOF_LONG < 8
# define HYPER_TO_TYPE(_type, _to, _from) \
do { \
if ((_from) != (_type)(_from)) { \
virReportError(VIR_ERR_OVERFLOW, \
_("conversion from hyper to %s overflowed"), \
#_type); \
goto cleanup; \
} \
(_to) = (_from); \
} while (0)
# define HYPER_TO_LONG(_to, _from) HYPER_TO_TYPE(long, _to, _from)
# define HYPER_TO_ULONG(_to, _from) HYPER_TO_TYPE(unsigned long, _to, _from)
#else
# define HYPER_TO_LONG(_to, _from) (_to) = (_from)
# define HYPER_TO_ULONG(_to, _from) (_to) = (_from)
#endif
struct daemonClientEventCallback {
virNetServerClientPtr client;
int eventID;
int callbackID;
bool legacy;
};
static virDomainPtr get_nonnull_domain(virConnectPtr conn, remote_nonnull_domain domain);
static virNetworkPtr get_nonnull_network(virConnectPtr conn, remote_nonnull_network network);
static virInterfacePtr get_nonnull_interface(virConnectPtr conn, remote_nonnull_interface iface);
static virStoragePoolPtr get_nonnull_storage_pool(virConnectPtr conn, remote_nonnull_storage_pool pool);
static virStorageVolPtr get_nonnull_storage_vol(virConnectPtr conn, remote_nonnull_storage_vol vol);
static virSecretPtr get_nonnull_secret(virConnectPtr conn, remote_nonnull_secret secret);
static virNWFilterPtr get_nonnull_nwfilter(virConnectPtr conn, remote_nonnull_nwfilter nwfilter);
static virDomainSnapshotPtr get_nonnull_domain_snapshot(virDomainPtr dom, remote_nonnull_domain_snapshot snapshot);
static void make_nonnull_domain(remote_nonnull_domain *dom_dst, virDomainPtr dom_src);
static void make_nonnull_network(remote_nonnull_network *net_dst, virNetworkPtr net_src);
static void make_nonnull_interface(remote_nonnull_interface *interface_dst, virInterfacePtr interface_src);
static void make_nonnull_storage_pool(remote_nonnull_storage_pool *pool_dst, virStoragePoolPtr pool_src);
static void make_nonnull_storage_vol(remote_nonnull_storage_vol *vol_dst, virStorageVolPtr vol_src);
static void make_nonnull_node_device(remote_nonnull_node_device *dev_dst, virNodeDevicePtr dev_src);
static void make_nonnull_secret(remote_nonnull_secret *secret_dst, virSecretPtr secret_src);
static void make_nonnull_nwfilter(remote_nonnull_nwfilter *net_dst, virNWFilterPtr nwfilter_src);
static void make_nonnull_domain_snapshot(remote_nonnull_domain_snapshot *snapshot_dst, virDomainSnapshotPtr snapshot_src);
static int
remoteSerializeDomainDiskErrors(virDomainDiskErrorPtr errors,
int nerrors,
remote_domain_disk_error **ret_errors_val,
u_int *ret_errors_len);
#include "remote_dispatch.h"
#include "qemu_dispatch.h"
#include "lxc_dispatch.h"
/* Prototypes */
static void
remoteDispatchObjectEventSend(virNetServerClientPtr client,
virNetServerProgramPtr program,
int procnr,
xdrproc_t proc,
void *data);
static void
remoteEventCallbackFree(void *opaque)
{
VIR_FREE(opaque);
}
static bool
remoteRelayDomainEventCheckACL(virNetServerClientPtr client,
virConnectPtr conn, virDomainPtr dom)
{
virDomainDef def;
virIdentityPtr identity = NULL;
bool ret = false;
/* For now, we just create a virDomainDef with enough contents to
* satisfy what viraccessdriverpolkit.c references. This is a bit
* fragile, but I don't know of anything better. */
memset(&def, 0, sizeof(def));
def.name = dom->name;
memcpy(def.uuid, dom->uuid, VIR_UUID_BUFLEN);
if (!(identity = virNetServerClientGetIdentity(client)))
goto cleanup;
if (virIdentitySetCurrent(identity) < 0)
goto cleanup;
ret = virConnectDomainEventRegisterAnyCheckACL(conn, &def);
cleanup:
ignore_value(virIdentitySetCurrent(NULL));
virObjectUnref(identity);
return ret;
}
static bool
remoteRelayNetworkEventCheckACL(virNetServerClientPtr client,
virConnectPtr conn, virNetworkPtr net)
{
virNetworkDef def;
virIdentityPtr identity = NULL;
bool ret = false;
/* For now, we just create a virNetworkDef with enough contents to
* satisfy what viraccessdriverpolkit.c references. This is a bit
* fragile, but I don't know of anything better. */
def.name = net->name;
memcpy(def.uuid, net->uuid, VIR_UUID_BUFLEN);
if (!(identity = virNetServerClientGetIdentity(client)))
goto cleanup;
if (virIdentitySetCurrent(identity) < 0)
goto cleanup;
ret = virConnectNetworkEventRegisterAnyCheckACL(conn, &def);
cleanup:
ignore_value(virIdentitySetCurrent(NULL));
virObjectUnref(identity);
return ret;
}
static bool
remoteRelayDomainQemuMonitorEventCheckACL(virNetServerClientPtr client,
virConnectPtr conn, virDomainPtr dom)
{
virDomainDef def;
virIdentityPtr identity = NULL;
bool ret = false;
/* For now, we just create a virDomainDef with enough contents to
* satisfy what viraccessdriverpolkit.c references. This is a bit
* fragile, but I don't know of anything better. */
def.name = dom->name;
memcpy(def.uuid, dom->uuid, VIR_UUID_BUFLEN);
if (!(identity = virNetServerClientGetIdentity(client)))
goto cleanup;
if (virIdentitySetCurrent(identity) < 0)
goto cleanup;
ret = virConnectDomainQemuMonitorEventRegisterCheckACL(conn, &def);
cleanup:
ignore_value(virIdentitySetCurrent(NULL));
virObjectUnref(identity);
return ret;
}
static int
remoteRelayDomainEventLifecycle(virConnectPtr conn,
virDomainPtr dom,
int event,
int detail,
void *opaque)
{
daemonClientEventCallbackPtr callback = opaque;
remote_domain_event_lifecycle_msg data;
if (callback->callbackID < 0 ||
!remoteRelayDomainEventCheckACL(callback->client, conn, dom))
return -1;
VIR_DEBUG("Relaying domain lifecycle event %d %d, callback %d legacy %d",
event, detail, callback->callbackID, callback->legacy);
/* build return data */
memset(&data, 0, sizeof(data));
make_nonnull_domain(&data.dom, dom);
data.event = event;
data.detail = detail;
if (callback->legacy) {
remoteDispatchObjectEventSend(callback->client, remoteProgram,
REMOTE_PROC_DOMAIN_EVENT_LIFECYCLE,
(xdrproc_t)xdr_remote_domain_event_lifecycle_msg,
&data);
} else {
remote_domain_event_callback_lifecycle_msg msg = { callback->callbackID,
data };
remoteDispatchObjectEventSend(callback->client, remoteProgram,
REMOTE_PROC_DOMAIN_EVENT_CALLBACK_LIFECYCLE,
(xdrproc_t)xdr_remote_domain_event_callback_lifecycle_msg,
&msg);
}
return 0;
}
static int
remoteRelayDomainEventReboot(virConnectPtr conn,
virDomainPtr dom,
void *opaque)
{
daemonClientEventCallbackPtr callback = opaque;
remote_domain_event_reboot_msg data;
if (callback->callbackID < 0 ||
!remoteRelayDomainEventCheckACL(callback->client, conn, dom))
return -1;
VIR_DEBUG("Relaying domain reboot event %s %d, callback %d legacy %d",
dom->name, dom->id, callback->callbackID, callback->legacy);
/* build return data */
memset(&data, 0, sizeof(data));
make_nonnull_domain(&data.dom, dom);
if (callback->legacy) {
remoteDispatchObjectEventSend(callback->client, remoteProgram,
REMOTE_PROC_DOMAIN_EVENT_REBOOT,
(xdrproc_t)xdr_remote_domain_event_reboot_msg, &data);
} else {
remote_domain_event_callback_reboot_msg msg = { callback->callbackID,
data };
remoteDispatchObjectEventSend(callback->client, remoteProgram,
REMOTE_PROC_DOMAIN_EVENT_CALLBACK_REBOOT,
(xdrproc_t)xdr_remote_domain_event_callback_reboot_msg, &msg);
}
return 0;
}
static int
remoteRelayDomainEventRTCChange(virConnectPtr conn,
virDomainPtr dom,
long long offset,
void *opaque)
{
daemonClientEventCallbackPtr callback = opaque;
remote_domain_event_rtc_change_msg data;
if (callback->callbackID < 0 ||
!remoteRelayDomainEventCheckACL(callback->client, conn, dom))
return -1;
VIR_DEBUG("Relaying domain rtc change event %s %d %lld, callback %d legacy %d",
dom->name, dom->id, offset,
callback->callbackID, callback->legacy);
/* build return data */
memset(&data, 0, sizeof(data));
make_nonnull_domain(&data.dom, dom);
data.offset = offset;
if (callback->legacy) {
remoteDispatchObjectEventSend(callback->client, remoteProgram,
REMOTE_PROC_DOMAIN_EVENT_RTC_CHANGE,
(xdrproc_t)xdr_remote_domain_event_rtc_change_msg, &data);
} else {
remote_domain_event_callback_rtc_change_msg msg = { callback->callbackID,
data };
remoteDispatchObjectEventSend(callback->client, remoteProgram,
REMOTE_PROC_DOMAIN_EVENT_CALLBACK_RTC_CHANGE,
(xdrproc_t)xdr_remote_domain_event_callback_rtc_change_msg, &msg);
}
return 0;
}
static int
remoteRelayDomainEventWatchdog(virConnectPtr conn,
virDomainPtr dom,
int action,
void *opaque)
{
daemonClientEventCallbackPtr callback = opaque;
remote_domain_event_watchdog_msg data;
if (callback->callbackID < 0 ||
!remoteRelayDomainEventCheckACL(callback->client, conn, dom))
return -1;
VIR_DEBUG("Relaying domain watchdog event %s %d %d, callback %d",
dom->name, dom->id, action, callback->callbackID);
/* build return data */
memset(&data, 0, sizeof(data));
make_nonnull_domain(&data.dom, dom);
data.action = action;
if (callback->legacy) {
remoteDispatchObjectEventSend(callback->client, remoteProgram,
REMOTE_PROC_DOMAIN_EVENT_WATCHDOG,
(xdrproc_t)xdr_remote_domain_event_watchdog_msg, &data);
} else {
remote_domain_event_callback_watchdog_msg msg = { callback->callbackID,
data };
remoteDispatchObjectEventSend(callback->client, remoteProgram,
REMOTE_PROC_DOMAIN_EVENT_CALLBACK_WATCHDOG,
(xdrproc_t)xdr_remote_domain_event_callback_watchdog_msg, &msg);
}
return 0;
}
static int
remoteRelayDomainEventIOError(virConnectPtr conn,
virDomainPtr dom,
const char *srcPath,
const char *devAlias,
int action,
void *opaque)
{
daemonClientEventCallbackPtr callback = opaque;
remote_domain_event_io_error_msg data;
if (callback->callbackID < 0 ||
!remoteRelayDomainEventCheckACL(callback->client, conn, dom))
return -1;
VIR_DEBUG("Relaying domain io error %s %d %s %s %d, callback %d",
dom->name, dom->id, srcPath, devAlias, action,
callback->callbackID);
/* build return data */
memset(&data, 0, sizeof(data));
if (VIR_STRDUP(data.srcPath, srcPath) < 0 ||
VIR_STRDUP(data.devAlias, devAlias) < 0)
goto error;
make_nonnull_domain(&data.dom, dom);
data.action = action;
if (callback->legacy) {
remoteDispatchObjectEventSend(callback->client, remoteProgram,
REMOTE_PROC_DOMAIN_EVENT_IO_ERROR,
(xdrproc_t)xdr_remote_domain_event_io_error_msg, &data);
} else {
remote_domain_event_callback_io_error_msg msg = { callback->callbackID,
data };
remoteDispatchObjectEventSend(callback->client, remoteProgram,
REMOTE_PROC_DOMAIN_EVENT_CALLBACK_IO_ERROR,
(xdrproc_t)xdr_remote_domain_event_callback_io_error_msg, &msg);
}
return 0;
error:
VIR_FREE(data.srcPath);
VIR_FREE(data.devAlias);
return -1;
}
static int
remoteRelayDomainEventIOErrorReason(virConnectPtr conn,
virDomainPtr dom,
const char *srcPath,
const char *devAlias,
int action,
const char *reason,
void *opaque)
{
daemonClientEventCallbackPtr callback = opaque;
remote_domain_event_io_error_reason_msg data;
if (callback->callbackID < 0 ||
!remoteRelayDomainEventCheckACL(callback->client, conn, dom))
return -1;
VIR_DEBUG("Relaying domain io error %s %d %s %s %d %s, callback %d",
dom->name, dom->id, srcPath, devAlias, action, reason,
callback->callbackID);
/* build return data */
memset(&data, 0, sizeof(data));
if (VIR_STRDUP(data.srcPath, srcPath) < 0 ||
VIR_STRDUP(data.devAlias, devAlias) < 0 ||
VIR_STRDUP(data.reason, reason) < 0)
goto error;
data.action = action;
make_nonnull_domain(&data.dom, dom);
if (callback->legacy) {
remoteDispatchObjectEventSend(callback->client, remoteProgram,
REMOTE_PROC_DOMAIN_EVENT_IO_ERROR_REASON,
(xdrproc_t)xdr_remote_domain_event_io_error_reason_msg, &data);
} else {
remote_domain_event_callback_io_error_reason_msg msg = { callback->callbackID,
data };
remoteDispatchObjectEventSend(callback->client, remoteProgram,
REMOTE_PROC_DOMAIN_EVENT_CALLBACK_IO_ERROR_REASON,
(xdrproc_t)xdr_remote_domain_event_callback_io_error_reason_msg, &msg);
}
return 0;
error:
VIR_FREE(data.srcPath);
VIR_FREE(data.devAlias);
VIR_FREE(data.reason);
return -1;
}
static int
remoteRelayDomainEventGraphics(virConnectPtr conn,
virDomainPtr dom,
int phase,
virDomainEventGraphicsAddressPtr local,
virDomainEventGraphicsAddressPtr remote,
const char *authScheme,
virDomainEventGraphicsSubjectPtr subject,
void *opaque)
{
daemonClientEventCallbackPtr callback = opaque;
remote_domain_event_graphics_msg data;
size_t i;
if (callback->callbackID < 0 ||
!remoteRelayDomainEventCheckACL(callback->client, conn, dom))
return -1;
VIR_DEBUG("Relaying domain graphics event %s %d %d - %d %s %s - %d %s %s - %s, callback %d",
dom->name, dom->id, phase,
local->family, local->service, local->node,
remote->family, remote->service, remote->node,
authScheme, callback->callbackID);
VIR_DEBUG("Subject %d", subject->nidentity);
for (i = 0; i < subject->nidentity; i++)
VIR_DEBUG(" %s=%s", subject->identities[i].type, subject->identities[i].name);
/* build return data */
memset(&data, 0, sizeof(data));
data.phase = phase;
data.local.family = local->family;
data.remote.family = remote->family;
if (VIR_STRDUP(data.authScheme, authScheme) < 0 ||
VIR_STRDUP(data.local.node, local->node) < 0 ||
VIR_STRDUP(data.local.service, local->service) < 0 ||
VIR_STRDUP(data.remote.node, remote->node) < 0 ||
VIR_STRDUP(data.remote.service, remote->service) < 0)
goto error;
data.subject.subject_len = subject->nidentity;
if (VIR_ALLOC_N(data.subject.subject_val, data.subject.subject_len) < 0)
goto error;
for (i = 0; i < data.subject.subject_len; i++) {
if (VIR_STRDUP(data.subject.subject_val[i].type, subject->identities[i].type) < 0 ||
VIR_STRDUP(data.subject.subject_val[i].name, subject->identities[i].name) < 0)
goto error;
}
make_nonnull_domain(&data.dom, dom);
if (callback->legacy) {
remoteDispatchObjectEventSend(callback->client, remoteProgram,
REMOTE_PROC_DOMAIN_EVENT_GRAPHICS,
(xdrproc_t)xdr_remote_domain_event_graphics_msg, &data);
} else {
remote_domain_event_callback_graphics_msg msg = { callback->callbackID,
data };
remoteDispatchObjectEventSend(callback->client, remoteProgram,
REMOTE_PROC_DOMAIN_EVENT_CALLBACK_GRAPHICS,
(xdrproc_t)xdr_remote_domain_event_callback_graphics_msg, &msg);
}
return 0;
error:
VIR_FREE(data.authScheme);
VIR_FREE(data.local.node);
VIR_FREE(data.local.service);
VIR_FREE(data.remote.node);
VIR_FREE(data.remote.service);
if (data.subject.subject_val != NULL) {
for (i = 0; i < data.subject.subject_len; i++) {
VIR_FREE(data.subject.subject_val[i].type);
VIR_FREE(data.subject.subject_val[i].name);
}
VIR_FREE(data.subject.subject_val);
}
return -1;
}
static int
remoteRelayDomainEventBlockJob(virConnectPtr conn,
virDomainPtr dom,
const char *path,
int type,
int status,
void *opaque)
{
daemonClientEventCallbackPtr callback = opaque;
remote_domain_event_block_job_msg data;
if (callback->callbackID < 0 ||
!remoteRelayDomainEventCheckACL(callback->client, conn, dom))
return -1;
VIR_DEBUG("Relaying domain block job event %s %d %s %i, %i, callback %d",
dom->name, dom->id, path, type, status, callback->callbackID);
/* build return data */
memset(&data, 0, sizeof(data));
if (VIR_STRDUP(data.path, path) < 0)
goto error;
data.type = type;
data.status = status;
make_nonnull_domain(&data.dom, dom);
if (callback->legacy) {
remoteDispatchObjectEventSend(callback->client, remoteProgram,
REMOTE_PROC_DOMAIN_EVENT_BLOCK_JOB,
(xdrproc_t)xdr_remote_domain_event_block_job_msg, &data);
} else {
remote_domain_event_callback_block_job_msg msg = { callback->callbackID,
data };
remoteDispatchObjectEventSend(callback->client, remoteProgram,
REMOTE_PROC_DOMAIN_EVENT_CALLBACK_BLOCK_JOB,
(xdrproc_t)xdr_remote_domain_event_callback_block_job_msg, &msg);
}
return 0;
error:
VIR_FREE(data.path);
return -1;
}
static int
remoteRelayDomainEventControlError(virConnectPtr conn,
virDomainPtr dom,
void *opaque)
{
daemonClientEventCallbackPtr callback = opaque;
remote_domain_event_control_error_msg data;
if (callback->callbackID < 0 ||
!remoteRelayDomainEventCheckACL(callback->client, conn, dom))
return -1;
VIR_DEBUG("Relaying domain control error %s %d, callback %d",
dom->name, dom->id, callback->callbackID);
/* build return data */
memset(&data, 0, sizeof(data));
make_nonnull_domain(&data.dom, dom);
if (callback->legacy) {
remoteDispatchObjectEventSend(callback->client, remoteProgram,
REMOTE_PROC_DOMAIN_EVENT_CONTROL_ERROR,
(xdrproc_t)xdr_remote_domain_event_control_error_msg, &data);
} else {
remote_domain_event_callback_control_error_msg msg = { callback->callbackID,
data };
remoteDispatchObjectEventSend(callback->client, remoteProgram,
REMOTE_PROC_DOMAIN_EVENT_CALLBACK_CONTROL_ERROR,
(xdrproc_t)xdr_remote_domain_event_callback_control_error_msg, &msg);
}
return 0;
}
static int
remoteRelayDomainEventDiskChange(virConnectPtr conn,
virDomainPtr dom,
const char *oldSrcPath,
const char *newSrcPath,
const char *devAlias,
int reason,
void *opaque)
{
daemonClientEventCallbackPtr callback = opaque;
remote_domain_event_disk_change_msg data;
char **oldSrcPath_p = NULL, **newSrcPath_p = NULL;
if (callback->callbackID < 0 ||
!remoteRelayDomainEventCheckACL(callback->client, conn, dom))
return -1;
VIR_DEBUG("Relaying domain %s %d disk change %s %s %s %d, callback %d",
dom->name, dom->id, oldSrcPath, newSrcPath, devAlias, reason,
callback->callbackID);
/* build return data */
memset(&data, 0, sizeof(data));
if (oldSrcPath &&
((VIR_ALLOC(oldSrcPath_p) < 0) ||
VIR_STRDUP(*oldSrcPath_p, oldSrcPath) < 0))
goto error;
if (newSrcPath &&
((VIR_ALLOC(newSrcPath_p) < 0) ||
VIR_STRDUP(*newSrcPath_p, newSrcPath) < 0))
goto error;
data.oldSrcPath = oldSrcPath_p;
data.newSrcPath = newSrcPath_p;
if (VIR_STRDUP(data.devAlias, devAlias) < 0)
goto error;
data.reason = reason;
make_nonnull_domain(&data.dom, dom);
if (callback->legacy) {
remoteDispatchObjectEventSend(callback->client, remoteProgram,
REMOTE_PROC_DOMAIN_EVENT_DISK_CHANGE,
(xdrproc_t)xdr_remote_domain_event_disk_change_msg, &data);
} else {
remote_domain_event_callback_disk_change_msg msg = { callback->callbackID,
data };
remoteDispatchObjectEventSend(callback->client, remoteProgram,
REMOTE_PROC_DOMAIN_EVENT_CALLBACK_DISK_CHANGE,
(xdrproc_t)xdr_remote_domain_event_callback_disk_change_msg, &msg);
}
return 0;
error:
VIR_FREE(oldSrcPath_p);
VIR_FREE(newSrcPath_p);
return -1;
}
static int
remoteRelayDomainEventTrayChange(virConnectPtr conn,
virDomainPtr dom,
const char *devAlias,
int reason,
void *opaque)
{
daemonClientEventCallbackPtr callback = opaque;
remote_domain_event_tray_change_msg data;
if (callback->callbackID < 0 ||
!remoteRelayDomainEventCheckACL(callback->client, conn, dom))
return -1;
VIR_DEBUG("Relaying domain %s %d tray change devAlias: %s reason: %d, callback %d",
dom->name, dom->id, devAlias, reason, callback->callbackID);
/* build return data */
memset(&data, 0, sizeof(data));
if (VIR_STRDUP(data.devAlias, devAlias) < 0)
return -1;
data.reason = reason;
make_nonnull_domain(&data.dom, dom);
if (callback->legacy) {
remoteDispatchObjectEventSend(callback->client, remoteProgram,
REMOTE_PROC_DOMAIN_EVENT_TRAY_CHANGE,
(xdrproc_t)xdr_remote_domain_event_tray_change_msg, &data);
} else {
remote_domain_event_callback_tray_change_msg msg = { callback->callbackID,
data };
remoteDispatchObjectEventSend(callback->client, remoteProgram,
REMOTE_PROC_DOMAIN_EVENT_CALLBACK_TRAY_CHANGE,
(xdrproc_t)xdr_remote_domain_event_callback_tray_change_msg, &msg);
}
return 0;
}
static int
remoteRelayDomainEventPMWakeup(virConnectPtr conn,
virDomainPtr dom,
int reason,
void *opaque)
{
daemonClientEventCallbackPtr callback = opaque;
remote_domain_event_pmwakeup_msg data;
if (callback->callbackID < 0 ||
!remoteRelayDomainEventCheckACL(callback->client, conn, dom))
return -1;
VIR_DEBUG("Relaying domain %s %d system pmwakeup, callback %d",
dom->name, dom->id, callback->callbackID);
/* build return data */
memset(&data, 0, sizeof(data));
make_nonnull_domain(&data.dom, dom);
if (callback->legacy) {
remoteDispatchObjectEventSend(callback->client, remoteProgram,
REMOTE_PROC_DOMAIN_EVENT_PMWAKEUP,
(xdrproc_t)xdr_remote_domain_event_pmwakeup_msg, &data);
} else {
remote_domain_event_callback_pmwakeup_msg msg = { callback->callbackID,
reason, data };
remoteDispatchObjectEventSend(callback->client, remoteProgram,
REMOTE_PROC_DOMAIN_EVENT_CALLBACK_PMWAKEUP,
(xdrproc_t)xdr_remote_domain_event_callback_pmwakeup_msg, &msg);
}
return 0;
}
static int
remoteRelayDomainEventPMSuspend(virConnectPtr conn,
virDomainPtr dom,
int reason,
void *opaque)
{
daemonClientEventCallbackPtr callback = opaque;
remote_domain_event_pmsuspend_msg data;
if (callback->callbackID < 0 ||
!remoteRelayDomainEventCheckACL(callback->client, conn, dom))
return -1;
VIR_DEBUG("Relaying domain %s %d system pmsuspend, callback %d",
dom->name, dom->id, callback->callbackID);
/* build return data */
memset(&data, 0, sizeof(data));
make_nonnull_domain(&data.dom, dom);
if (callback->legacy) {
remoteDispatchObjectEventSend(callback->client, remoteProgram,
REMOTE_PROC_DOMAIN_EVENT_PMSUSPEND,
(xdrproc_t)xdr_remote_domain_event_pmsuspend_msg, &data);
} else {
remote_domain_event_callback_pmsuspend_msg msg = { callback->callbackID,
reason, data };
remoteDispatchObjectEventSend(callback->client, remoteProgram,
REMOTE_PROC_DOMAIN_EVENT_CALLBACK_PMSUSPEND,
(xdrproc_t)xdr_remote_domain_event_callback_pmsuspend_msg, &msg);
}
return 0;
}
static int
remoteRelayDomainEventBalloonChange(virConnectPtr conn,
virDomainPtr dom,
unsigned long long actual,
void *opaque)
{
daemonClientEventCallbackPtr callback = opaque;
remote_domain_event_balloon_change_msg data;
if (callback->callbackID < 0 ||
!remoteRelayDomainEventCheckACL(callback->client, conn, dom))
return -1;
VIR_DEBUG("Relaying domain balloon change event %s %d %lld, callback %d",
dom->name, dom->id, actual, callback->callbackID);
/* build return data */
memset(&data, 0, sizeof(data));
make_nonnull_domain(&data.dom, dom);
data.actual = actual;
if (callback->legacy) {
remoteDispatchObjectEventSend(callback->client, remoteProgram,
REMOTE_PROC_DOMAIN_EVENT_BALLOON_CHANGE,
(xdrproc_t)xdr_remote_domain_event_balloon_change_msg, &data);
} else {
remote_domain_event_callback_balloon_change_msg msg = { callback->callbackID,
data };
remoteDispatchObjectEventSend(callback->client, remoteProgram,
REMOTE_PROC_DOMAIN_EVENT_CALLBACK_BALLOON_CHANGE,
(xdrproc_t)xdr_remote_domain_event_callback_balloon_change_msg, &msg);
}
return 0;
}
static int
remoteRelayDomainEventPMSuspendDisk(virConnectPtr conn,
virDomainPtr dom,
int reason,
void *opaque)
{
daemonClientEventCallbackPtr callback = opaque;
remote_domain_event_pmsuspend_disk_msg data;
if (callback->callbackID < 0 ||
!remoteRelayDomainEventCheckACL(callback->client, conn, dom))
return -1;
VIR_DEBUG("Relaying domain %s %d system pmsuspend-disk, callback %d",
dom->name, dom->id, callback->callbackID);
/* build return data */
memset(&data, 0, sizeof(data));
make_nonnull_domain(&data.dom, dom);
if (callback->legacy) {
remoteDispatchObjectEventSend(callback->client, remoteProgram,
REMOTE_PROC_DOMAIN_EVENT_PMSUSPEND_DISK,
(xdrproc_t)xdr_remote_domain_event_pmsuspend_disk_msg, &data);
} else {
remote_domain_event_callback_pmsuspend_disk_msg msg = { callback->callbackID,
reason, data };
remoteDispatchObjectEventSend(callback->client, remoteProgram,
REMOTE_PROC_DOMAIN_EVENT_CALLBACK_PMSUSPEND_DISK,
(xdrproc_t)xdr_remote_domain_event_callback_pmsuspend_disk_msg, &msg);
}
return 0;
}
static int
remoteRelayDomainEventDeviceRemoved(virConnectPtr conn,
virDomainPtr dom,
const char *devAlias,
void *opaque)
{
daemonClientEventCallbackPtr callback = opaque;
remote_domain_event_device_removed_msg data;
if (callback->callbackID < 0 ||
!remoteRelayDomainEventCheckACL(callback->client, conn, dom))
return -1;
VIR_DEBUG("Relaying domain device removed event %s %d %s, callback %d",
dom->name, dom->id, devAlias, callback->callbackID);
/* build return data */
memset(&data, 0, sizeof(data));
if (VIR_STRDUP(data.devAlias, devAlias) < 0)
return -1;
make_nonnull_domain(&data.dom, dom);
if (callback->legacy) {
remoteDispatchObjectEventSend(callback->client, remoteProgram,
REMOTE_PROC_DOMAIN_EVENT_DEVICE_REMOVED,
(xdrproc_t)xdr_remote_domain_event_device_removed_msg,
&data);
} else {
remote_domain_event_callback_device_removed_msg msg = { callback->callbackID,
data };
remoteDispatchObjectEventSend(callback->client, remoteProgram,
REMOTE_PROC_DOMAIN_EVENT_CALLBACK_DEVICE_REMOVED,
(xdrproc_t)xdr_remote_domain_event_callback_device_removed_msg,
&msg);
}
return 0;
}
static int
remoteRelayDomainEventBlockJob2(virConnectPtr conn,
virDomainPtr dom,
const char *dst,
int type,
int status,
void *opaque)
{
daemonClientEventCallbackPtr callback = opaque;
remote_domain_event_block_job_2_msg data;
if (callback->callbackID < 0 ||
!remoteRelayDomainEventCheckACL(callback->client, conn, dom))
return -1;
VIR_DEBUG("Relaying domain block job 2 event %s %d %s %i, %i, callback %d",
dom->name, dom->id, dst, type, status, callback->callbackID);
/* build return data */
memset(&data, 0, sizeof(data));
data.callbackID = callback->callbackID;
if (VIR_STRDUP(data.dst, dst) < 0)
goto error;
data.type = type;
data.status = status;
make_nonnull_domain(&data.dom, dom);
remoteDispatchObjectEventSend(callback->client, remoteProgram,
REMOTE_PROC_DOMAIN_EVENT_BLOCK_JOB_2,
(xdrproc_t)xdr_remote_domain_event_block_job_2_msg, &data);
return 0;
error:
VIR_FREE(data.dst);
return -1;
}
static int
remoteRelayDomainEventTunable(virConnectPtr conn,
virDomainPtr dom,
virTypedParameterPtr params,
int nparams,
void *opaque)
{
daemonClientEventCallbackPtr callback = opaque;
remote_domain_event_callback_tunable_msg data;
if (callback->callbackID < 0 ||
!remoteRelayDomainEventCheckACL(callback->client, conn, dom))
return -1;
VIR_DEBUG("Relaying domain tunable event %s %d, callback %d, params %p %d",
dom->name, dom->id, callback->callbackID, params, nparams);
/* build return data */
memset(&data, 0, sizeof(data));
data.callbackID = callback->callbackID;
make_nonnull_domain(&data.dom, dom);
if (virTypedParamsSerialize(params, nparams,
(virTypedParameterRemotePtr *) &data.params.params_val,
&data.params.params_len,
VIR_TYPED_PARAM_STRING_OKAY) < 0)
return -1;
remoteDispatchObjectEventSend(callback->client, remoteProgram,
REMOTE_PROC_DOMAIN_EVENT_CALLBACK_TUNABLE,
(xdrproc_t)xdr_remote_domain_event_callback_tunable_msg,
&data);
return 0;
}
static int
remoteRelayDomainEventAgentLifecycle(virConnectPtr conn,
virDomainPtr dom,
int state,
int reason,
void *opaque)
{
daemonClientEventCallbackPtr callback = opaque;
remote_domain_event_callback_agent_lifecycle_msg data;
if (callback->callbackID < 0 ||
!remoteRelayDomainEventCheckACL(callback->client, conn, dom))
return -1;
VIR_DEBUG("Relaying domain agent lifecycle event %s %d, callback %d, "
" state %d, reason %d",
dom->name, dom->id, callback->callbackID, state, reason);
/* build return data */
memset(&data, 0, sizeof(data));
data.callbackID = callback->callbackID;
make_nonnull_domain(&data.dom, dom);
data.state = state;
data.reason = reason;
remoteDispatchObjectEventSend(callback->client, remoteProgram,
REMOTE_PROC_DOMAIN_EVENT_CALLBACK_AGENT_LIFECYCLE,
(xdrproc_t)xdr_remote_domain_event_callback_agent_lifecycle_msg,
&data);
return 0;
}
static int
remoteRelayDomainEventDeviceAdded(virConnectPtr conn,
virDomainPtr dom,
const char *devAlias,
void *opaque)
{
daemonClientEventCallbackPtr callback = opaque;
remote_domain_event_callback_device_added_msg data;
if (callback->callbackID < 0 ||
!remoteRelayDomainEventCheckACL(callback->client, conn, dom))
return -1;
VIR_DEBUG("Relaying domain device added event %s %d %s, callback %d",
dom->name, dom->id, devAlias, callback->callbackID);
/* build return data */
memset(&data, 0, sizeof(data));
if (VIR_STRDUP(data.devAlias, devAlias) < 0)
return -1;
make_nonnull_domain(&data.dom, dom);
data.callbackID = callback->callbackID;
remoteDispatchObjectEventSend(callback->client, remoteProgram,
REMOTE_PROC_DOMAIN_EVENT_CALLBACK_DEVICE_ADDED,
(xdrproc_t)xdr_remote_domain_event_callback_device_added_msg,
&data);
return 0;
}
static int
remoteRelayDomainEventMigrationIteration(virConnectPtr conn,
virDomainPtr dom,
int iteration,
void *opaque)
{
daemonClientEventCallbackPtr callback = opaque;
remote_domain_event_callback_migration_iteration_msg data;
if (callback->callbackID < 0 ||
!remoteRelayDomainEventCheckACL(callback->client, conn, dom))
return -1;
VIR_DEBUG("Relaying domain migration pass event %s %d, "
"callback %d, iteration %d",
dom->name, dom->id, callback->callbackID, iteration);
/* build return data */
memset(&data, 0, sizeof(data));
data.callbackID = callback->callbackID;
make_nonnull_domain(&data.dom, dom);
data.iteration = iteration;
remoteDispatchObjectEventSend(callback->client, remoteProgram,
REMOTE_PROC_DOMAIN_EVENT_CALLBACK_MIGRATION_ITERATION,
(xdrproc_t)xdr_remote_domain_event_callback_migration_iteration_msg,
&data);
return 0;
}
static int
remoteRelayDomainEventJobCompleted(virConnectPtr conn,
virDomainPtr dom,
virTypedParameterPtr params,
int nparams,
void *opaque)
{
daemonClientEventCallbackPtr callback = opaque;
remote_domain_event_callback_job_completed_msg data;
if (callback->callbackID < 0 ||
!remoteRelayDomainEventCheckACL(callback->client, conn, dom))
return -1;
VIR_DEBUG("Relaying domain migration completed event %s %d, "
"callback %d, params %p %d",
dom->name, dom->id, callback->callbackID, params, nparams);
/* build return data */
memset(&data, 0, sizeof(data));
data.callbackID = callback->callbackID;
make_nonnull_domain(&data.dom, dom);
if (virTypedParamsSerialize(params, nparams,
(virTypedParameterRemotePtr *) &data.params.params_val,
&data.params.params_len,
VIR_TYPED_PARAM_STRING_OKAY) < 0)
return -1;
remoteDispatchObjectEventSend(callback->client, remoteProgram,
REMOTE_PROC_DOMAIN_EVENT_CALLBACK_JOB_COMPLETED,
(xdrproc_t)xdr_remote_domain_event_callback_job_completed_msg,
&data);
return 0;
}
static virConnectDomainEventGenericCallback domainEventCallbacks[] = {
VIR_DOMAIN_EVENT_CALLBACK(remoteRelayDomainEventLifecycle),
VIR_DOMAIN_EVENT_CALLBACK(remoteRelayDomainEventReboot),
VIR_DOMAIN_EVENT_CALLBACK(remoteRelayDomainEventRTCChange),
VIR_DOMAIN_EVENT_CALLBACK(remoteRelayDomainEventWatchdog),
VIR_DOMAIN_EVENT_CALLBACK(remoteRelayDomainEventIOError),
VIR_DOMAIN_EVENT_CALLBACK(remoteRelayDomainEventGraphics),
VIR_DOMAIN_EVENT_CALLBACK(remoteRelayDomainEventIOErrorReason),
VIR_DOMAIN_EVENT_CALLBACK(remoteRelayDomainEventControlError),
VIR_DOMAIN_EVENT_CALLBACK(remoteRelayDomainEventBlockJob),
VIR_DOMAIN_EVENT_CALLBACK(remoteRelayDomainEventDiskChange),
VIR_DOMAIN_EVENT_CALLBACK(remoteRelayDomainEventTrayChange),
VIR_DOMAIN_EVENT_CALLBACK(remoteRelayDomainEventPMWakeup),
VIR_DOMAIN_EVENT_CALLBACK(remoteRelayDomainEventPMSuspend),
VIR_DOMAIN_EVENT_CALLBACK(remoteRelayDomainEventBalloonChange),
VIR_DOMAIN_EVENT_CALLBACK(remoteRelayDomainEventPMSuspendDisk),
VIR_DOMAIN_EVENT_CALLBACK(remoteRelayDomainEventDeviceRemoved),
VIR_DOMAIN_EVENT_CALLBACK(remoteRelayDomainEventBlockJob2),
VIR_DOMAIN_EVENT_CALLBACK(remoteRelayDomainEventTunable),
VIR_DOMAIN_EVENT_CALLBACK(remoteRelayDomainEventAgentLifecycle),
VIR_DOMAIN_EVENT_CALLBACK(remoteRelayDomainEventDeviceAdded),
VIR_DOMAIN_EVENT_CALLBACK(remoteRelayDomainEventMigrationIteration),
VIR_DOMAIN_EVENT_CALLBACK(remoteRelayDomainEventJobCompleted),
};
verify(ARRAY_CARDINALITY(domainEventCallbacks) == VIR_DOMAIN_EVENT_ID_LAST);
static int
remoteRelayNetworkEventLifecycle(virConnectPtr conn,
virNetworkPtr net,
int event,
int detail,
void *opaque)
{
daemonClientEventCallbackPtr callback = opaque;
remote_network_event_lifecycle_msg data;
if (callback->callbackID < 0 ||
!remoteRelayNetworkEventCheckACL(callback->client, conn, net))
return -1;
VIR_DEBUG("Relaying network lifecycle event %d, detail %d, callback %d",
event, detail, callback->callbackID);
/* build return data */
memset(&data, 0, sizeof(data));
make_nonnull_network(&data.net, net);
data.callbackID = callback->callbackID;
data.event = event;
data.detail = detail;
remoteDispatchObjectEventSend(callback->client, remoteProgram,
REMOTE_PROC_NETWORK_EVENT_LIFECYCLE,
(xdrproc_t)xdr_remote_network_event_lifecycle_msg, &data);
return 0;
}
static virConnectNetworkEventGenericCallback networkEventCallbacks[] = {
VIR_NETWORK_EVENT_CALLBACK(remoteRelayNetworkEventLifecycle),
};
verify(ARRAY_CARDINALITY(networkEventCallbacks) == VIR_NETWORK_EVENT_ID_LAST);
static void
remoteRelayDomainQemuMonitorEvent(virConnectPtr conn,
virDomainPtr dom,
const char *event,
long long seconds,
unsigned int micros,
const char *details,
void *opaque)
{
daemonClientEventCallbackPtr callback = opaque;
qemu_domain_monitor_event_msg data;
char **details_p = NULL;
if (callback->callbackID < 0 ||
!remoteRelayDomainQemuMonitorEventCheckACL(callback->client, conn,
dom))
return;
VIR_DEBUG("Relaying qemu monitor event %s %s, callback %d",
event, details, callback->callbackID);
/* build return data */
memset(&data, 0, sizeof(data));
data.callbackID = callback->callbackID;
if (VIR_STRDUP(data.event, event) < 0)
goto error;
data.seconds = seconds;
data.micros = micros;
if (details &&
((VIR_ALLOC(details_p) < 0) ||
VIR_STRDUP(*details_p, details) < 0))
goto error;
data.details = details_p;
make_nonnull_domain(&data.dom, dom);
remoteDispatchObjectEventSend(callback->client, qemuProgram,
QEMU_PROC_DOMAIN_MONITOR_EVENT,
(xdrproc_t)xdr_qemu_domain_monitor_event_msg,
&data);
return;
error:
VIR_FREE(data.event);
VIR_FREE(details_p);
}
static
void remoteRelayConnectionClosedEvent(virConnectPtr conn ATTRIBUTE_UNUSED, int reason, void *opaque)
{
virNetServerClientPtr client = opaque;
VIR_DEBUG("Relaying connection closed event, reason %d", reason);
remote_connect_event_connection_closed_msg msg = { reason };
remoteDispatchObjectEventSend(client, remoteProgram,
REMOTE_PROC_CONNECT_EVENT_CONNECTION_CLOSED,
(xdrproc_t)xdr_remote_connect_event_connection_closed_msg,
&msg);
}
/*
* You must hold lock for at least the client
* We don't free stuff here, merely disconnect the client's
* network socket & resources.
* We keep the libvirt connection open until any async
* jobs have finished, then clean it up elsewhere
*/
void remoteClientFreeFunc(void *data)
{
struct daemonClientPrivate *priv = data;
/* Deregister event delivery callback */
if (priv->conn) {
virIdentityPtr sysident = virIdentityGetSystem();
size_t i;
virIdentitySetCurrent(sysident);
for (i = 0; i < priv->ndomainEventCallbacks; i++) {
int callbackID = priv->domainEventCallbacks[i]->callbackID;
if (callbackID < 0) {
VIR_WARN("unexpected incomplete domain callback %zu", i);
continue;
}
VIR_DEBUG("Deregistering remote domain event relay %d",
callbackID);
priv->domainEventCallbacks[i]->callbackID = -1;
if (virConnectDomainEventDeregisterAny(priv->conn, callbackID) < 0)
VIR_WARN("unexpected domain event deregister failure");
}
VIR_FREE(priv->domainEventCallbacks);
for (i = 0; i < priv->nnetworkEventCallbacks; i++) {
int callbackID = priv->networkEventCallbacks[i]->callbackID;
if (callbackID < 0) {
VIR_WARN("unexpected incomplete network callback %zu", i);
continue;
}
VIR_DEBUG("Deregistering remote network event relay %d",
callbackID);
priv->networkEventCallbacks[i]->callbackID = -1;
if (virConnectNetworkEventDeregisterAny(priv->conn,
callbackID) < 0)
VIR_WARN("unexpected network event deregister failure");
}
VIR_FREE(priv->networkEventCallbacks);
for (i = 0; i < priv->nqemuEventCallbacks; i++) {
int callbackID = priv->qemuEventCallbacks[i]->callbackID;
if (callbackID < 0) {
VIR_WARN("unexpected incomplete qemu monitor callback %zu", i);
continue;
}
VIR_DEBUG("Deregistering remote qemu monitor event relay %d",
callbackID);
priv->qemuEventCallbacks[i]->callbackID = -1;
if (virConnectDomainQemuMonitorEventDeregister(priv->conn,
callbackID) < 0)
VIR_WARN("unexpected qemu monitor event deregister failure");
}
VIR_FREE(priv->qemuEventCallbacks);
if (priv->closeRegistered) {
if (virConnectUnregisterCloseCallback(priv->conn,
remoteRelayConnectionClosedEvent) < 0)
VIR_WARN("unexpected close callback event deregister failure");
}
virConnectClose(priv->conn);
virIdentitySetCurrent(NULL);
virObjectUnref(sysident);
}
VIR_FREE(priv);
}
static void remoteClientCloseFunc(virNetServerClientPtr client)
{
struct daemonClientPrivate *priv = virNetServerClientGetPrivateData(client);
daemonRemoveAllClientStreams(priv->streams);
}
void *remoteClientInitHook(virNetServerClientPtr client,
void *opaque ATTRIBUTE_UNUSED)
{
struct daemonClientPrivate *priv;
if (VIR_ALLOC(priv) < 0)
return NULL;
if (virMutexInit(&priv->lock) < 0) {
VIR_FREE(priv);
virReportSystemError(errno, "%s", _("unable to init mutex"));
return NULL;
}
virNetServerClientSetCloseHook(client, remoteClientCloseFunc);
return priv;
}
/*----- Functions. -----*/
static int
remoteDispatchConnectOpen(virNetServerPtr server ATTRIBUTE_UNUSED,
virNetServerClientPtr client,
virNetMessagePtr msg ATTRIBUTE_UNUSED,
virNetMessageErrorPtr rerr,
struct remote_connect_open_args *args)
{
const char *name;
unsigned int flags;
struct daemonClientPrivate *priv = virNetServerClientGetPrivateData(client);
int rv = -1;
VIR_DEBUG("priv=%p conn=%p", priv, priv->conn);
virMutexLock(&priv->lock);
/* Already opened? */
if (priv->conn) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection already open"));
goto cleanup;
}
name = args->name ? *args->name : NULL;
/* If this connection arrived on a readonly socket, force
* the connection to be readonly.
*/
flags = args->flags;
if (virNetServerClientGetReadonly(client))
flags |= VIR_CONNECT_RO;
priv->conn =
flags & VIR_CONNECT_RO
? virConnectOpenReadOnly(name)
: virConnectOpen(name);
if (priv->conn == NULL)
goto cleanup;
rv = 0;
cleanup:
if (rv < 0)
virNetMessageSaveError(rerr);
virMutexUnlock(&priv->lock);
return rv;
}
static int
remoteDispatchConnectClose(virNetServerPtr server ATTRIBUTE_UNUSED,
virNetServerClientPtr client ATTRIBUTE_UNUSED,
virNetMessagePtr msg ATTRIBUTE_UNUSED,
virNetMessageErrorPtr rerr ATTRIBUTE_UNUSED)
{
virNetServerClientDelayedClose(client);
return 0;
}
static int
remoteDispatchDomainGetSchedulerType(virNetServerPtr server ATTRIBUTE_UNUSED,
virNetServerClientPtr client ATTRIBUTE_UNUSED,
virNetMessagePtr msg ATTRIBUTE_UNUSED,
virNetMessageErrorPtr rerr,
remote_domain_get_scheduler_type_args *args,
remote_domain_get_scheduler_type_ret *ret)
{
virDomainPtr dom = NULL;
char *type;
int nparams;
int rv = -1;
struct daemonClientPrivate *priv =
virNetServerClientGetPrivateData(client);
if (!priv->conn) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open"));
goto cleanup;
}
if (!(dom = get_nonnull_domain(priv->conn, args->dom)))
goto cleanup;
if (!(type = virDomainGetSchedulerType(dom, &nparams)))
goto cleanup;
ret->type = type;
ret->nparams = nparams;
rv = 0;
cleanup:
if (rv < 0)
virNetMessageSaveError(rerr);
virObjectUnref(dom);
return rv;
}
static int
remoteDispatchDomainGetSchedulerParameters(virNetServerPtr server ATTRIBUTE_UNUSED,
virNetServerClientPtr client ATTRIBUTE_UNUSED,
virNetMessagePtr msg ATTRIBUTE_UNUSED,
virNetMessageErrorPtr rerr,
remote_domain_get_scheduler_parameters_args *args,
remote_domain_get_scheduler_parameters_ret *ret)
{
virDomainPtr dom = NULL;
virTypedParameterPtr params = NULL;
int nparams = 0;
int rv = -1;
struct daemonClientPrivate *priv =
virNetServerClientGetPrivateData(client);
if (!priv->conn) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open"));
goto cleanup;
}
if (args->nparams > REMOTE_DOMAIN_SCHEDULER_PARAMETERS_MAX) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("nparams too large"));
goto cleanup;
}
if (args->nparams && VIR_ALLOC_N(params, args->nparams) < 0)
goto cleanup;
nparams = args->nparams;
if (!(dom = get_nonnull_domain(priv->conn, args->dom)))
goto cleanup;
if (virDomainGetSchedulerParameters(dom, params, &nparams) < 0)
goto cleanup;
if (virTypedParamsSerialize(params, nparams,
(virTypedParameterRemotePtr *) &ret->params.params_val,
&ret->params.params_len,
0) < 0)
goto cleanup;
rv = 0;
cleanup:
if (rv < 0)
virNetMessageSaveError(rerr);
virTypedParamsFree(params, nparams);
virObjectUnref(dom);
return rv;
}
static int
remoteDispatchDomainGetSchedulerParametersFlags(virNetServerPtr server ATTRIBUTE_UNUSED,
virNetServerClientPtr client ATTRIBUTE_UNUSED,
virNetMessagePtr msg ATTRIBUTE_UNUSED,
virNetMessageErrorPtr rerr,
remote_domain_get_scheduler_parameters_flags_args *args,
remote_domain_get_scheduler_parameters_flags_ret *ret)
{
virDomainPtr dom = NULL;
virTypedParameterPtr params = NULL;
int nparams = 0;
int rv = -1;
struct daemonClientPrivate *priv =
virNetServerClientGetPrivateData(client);
if (!priv->conn) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open"));
goto cleanup;
}
if (args->nparams > REMOTE_DOMAIN_SCHEDULER_PARAMETERS_MAX) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("nparams too large"));
goto cleanup;
}
if (args->nparams && VIR_ALLOC_N(params, args->nparams) < 0)
goto cleanup;
nparams = args->nparams;
if (!(dom = get_nonnull_domain(priv->conn, args->dom)))
goto cleanup;
if (virDomainGetSchedulerParametersFlags(dom, params, &nparams,
args->flags) < 0)
goto cleanup;
if (virTypedParamsSerialize(params, nparams,
(virTypedParameterRemotePtr *) &ret->params.params_val,
&ret->params.params_len,
args->flags) < 0)
goto cleanup;
rv = 0;
cleanup:
if (rv < 0)
virNetMessageSaveError(rerr);
virTypedParamsFree(params, nparams);
virObjectUnref(dom);
return rv;
}
static int
remoteDispatchDomainMemoryStats(virNetServerPtr server ATTRIBUTE_UNUSED,
virNetServerClientPtr client ATTRIBUTE_UNUSED,
virNetMessagePtr msg ATTRIBUTE_UNUSED,
virNetMessageErrorPtr rerr,
remote_domain_memory_stats_args *args,
remote_domain_memory_stats_ret *ret)
{
virDomainPtr dom = NULL;
virDomainMemoryStatPtr stats = NULL;
int nr_stats;
size_t i;
int rv = -1;
struct daemonClientPrivate *priv =
virNetServerClientGetPrivateData(client);
if (!priv->conn) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open"));
goto cleanup;
}
if (args->maxStats > REMOTE_DOMAIN_MEMORY_STATS_MAX) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s",
_("maxStats > REMOTE_DOMAIN_MEMORY_STATS_MAX"));
goto cleanup;
}
if (!(dom = get_nonnull_domain(priv->conn, args->dom)))
goto cleanup;
/* Allocate stats array for making dispatch call */
if (VIR_ALLOC_N(stats, args->maxStats) < 0)
goto cleanup;
nr_stats = virDomainMemoryStats(dom, stats, args->maxStats, args->flags);
if (nr_stats < 0)
goto cleanup;
/* Allocate return buffer */
if (VIR_ALLOC_N(ret->stats.stats_val, args->maxStats) < 0)
goto cleanup;
/* Copy the stats into the xdr return structure */
for (i = 0; i < nr_stats; i++) {
ret->stats.stats_val[i].tag = stats[i].tag;
ret->stats.stats_val[i].val = stats[i].val;
}
ret->stats.stats_len = nr_stats;
rv = 0;
cleanup:
if (rv < 0)
virNetMessageSaveError(rerr);
virObjectUnref(dom);
VIR_FREE(stats);
return rv;
}
static int
remoteDispatchDomainBlockPeek(virNetServerPtr server ATTRIBUTE_UNUSED,
virNetServerClientPtr client ATTRIBUTE_UNUSED,
virNetMessagePtr msg ATTRIBUTE_UNUSED,
virNetMessageErrorPtr rerr,
remote_domain_block_peek_args *args,
remote_domain_block_peek_ret *ret)
{
virDomainPtr dom = NULL;
char *path;
unsigned long long offset;
size_t size;
unsigned int flags;
int rv = -1;
struct daemonClientPrivate *priv =
virNetServerClientGetPrivateData(client);
if (!priv->conn) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open"));
goto cleanup;
}
if (!(dom = get_nonnull_domain(priv->conn, args->dom)))
goto cleanup;
path = args->path;
offset = args->offset;
size = args->size;
flags = args->flags;
if (size > REMOTE_DOMAIN_BLOCK_PEEK_BUFFER_MAX) {
virReportError(VIR_ERR_INTERNAL_ERROR,
"%s", _("size > maximum buffer size"));
goto cleanup;
}
ret->buffer.buffer_len = size;
if (VIR_ALLOC_N(ret->buffer.buffer_val, size) < 0)
goto cleanup;
if (virDomainBlockPeek(dom, path, offset, size,
ret->buffer.buffer_val, flags) < 0)
goto cleanup;
rv = 0;
cleanup:
if (rv < 0) {
virNetMessageSaveError(rerr);
VIR_FREE(ret->buffer.buffer_val);
}
virObjectUnref(dom);
return rv;
}
static int
remoteDispatchDomainBlockStatsFlags(virNetServerPtr server ATTRIBUTE_UNUSED,
virNetServerClientPtr client ATTRIBUTE_UNUSED,
virNetMessagePtr msg ATTRIBUTE_UNUSED,
virNetMessageErrorPtr rerr,
remote_domain_block_stats_flags_args *args,
remote_domain_block_stats_flags_ret *ret)
{
virTypedParameterPtr params = NULL;
virDomainPtr dom = NULL;
const char *path = args->path;
int nparams = 0;
unsigned int flags;
int rv = -1;
struct daemonClientPrivate *priv =
virNetServerClientGetPrivateData(client);
if (!priv->conn) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open"));
goto cleanup;
}
if (!(dom = get_nonnull_domain(priv->conn, args->dom)))
goto cleanup;
flags = args->flags;
if (args->nparams > REMOTE_DOMAIN_BLOCK_STATS_PARAMETERS_MAX) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("nparams too large"));
goto cleanup;
}
if (args->nparams && VIR_ALLOC_N(params, args->nparams) < 0)
goto cleanup;
nparams = args->nparams;
if (virDomainBlockStatsFlags(dom, path, params, &nparams, flags) < 0)
goto cleanup;
/* In this case, we need to send back the number of parameters
* supported
*/
if (args->nparams == 0) {
ret->nparams = nparams;
goto success;
}
/* Serialize the block stats. */
if (virTypedParamsSerialize(params, nparams,
(virTypedParameterRemotePtr *) &ret->params.params_val,
&ret->params.params_len,
args->flags) < 0)
goto cleanup;
success:
rv = 0;
cleanup:
if (rv < 0)
virNetMessageSaveError(rerr);
virTypedParamsFree(params, nparams);
virObjectUnref(dom);
return rv;
}
static int
remoteDispatchDomainMemoryPeek(virNetServerPtr server ATTRIBUTE_UNUSED,
virNetServerClientPtr client ATTRIBUTE_UNUSED,
virNetMessagePtr msg ATTRIBUTE_UNUSED,
virNetMessageErrorPtr rerr,
remote_domain_memory_peek_args *args,
remote_domain_memory_peek_ret *ret)
{
virDomainPtr dom = NULL;
unsigned long long offset;
size_t size;
unsigned int flags;
int rv = -1;
struct daemonClientPrivate *priv =
virNetServerClientGetPrivateData(client);
if (!priv->conn) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open"));
goto cleanup;
}
if (!(dom = get_nonnull_domain(priv->conn, args->dom)))
goto cleanup;
offset = args->offset;
size = args->size;
flags = args->flags;
if (size > REMOTE_DOMAIN_MEMORY_PEEK_BUFFER_MAX) {
virReportError(VIR_ERR_INTERNAL_ERROR,
"%s", _("size > maximum buffer size"));
goto cleanup;
}
ret->buffer.buffer_len = size;
if (VIR_ALLOC_N(ret->buffer.buffer_val, size) < 0)
goto cleanup;
if (virDomainMemoryPeek(dom, offset, size,
ret->buffer.buffer_val, flags) < 0)
goto cleanup;
rv = 0;
cleanup:
if (rv < 0) {
virNetMessageSaveError(rerr);
VIR_FREE(ret->buffer.buffer_val);
}
virObjectUnref(dom);
return rv;
}
static int
remoteDispatchDomainGetSecurityLabel(virNetServerPtr server ATTRIBUTE_UNUSED,
virNetServerClientPtr client ATTRIBUTE_UNUSED,
virNetMessagePtr msg ATTRIBUTE_UNUSED,
virNetMessageErrorPtr rerr,
remote_domain_get_security_label_args *args,
remote_domain_get_security_label_ret *ret)
{
virDomainPtr dom = NULL;
virSecurityLabelPtr seclabel = NULL;
int rv = -1;
struct daemonClientPrivate *priv =
virNetServerClientGetPrivateData(client);
if (!priv->conn) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open"));
goto cleanup;
}
if (!(dom = get_nonnull_domain(priv->conn, args->dom)))
goto cleanup;
if (VIR_ALLOC(seclabel) < 0)
goto cleanup;
if (virDomainGetSecurityLabel(dom, seclabel) < 0)
goto cleanup;
ret->label.label_len = strlen(seclabel->label) + 1;
if (VIR_ALLOC_N(ret->label.label_val, ret->label.label_len) < 0)
goto cleanup;
strcpy(ret->label.label_val, seclabel->label);
ret->enforcing = seclabel->enforcing;
rv = 0;
cleanup:
if (rv < 0)
virNetMessageSaveError(rerr);
virObjectUnref(dom);
VIR_FREE(seclabel);
return rv;
}
static int
remoteDispatchDomainGetSecurityLabelList(virNetServerPtr server ATTRIBUTE_UNUSED,
virNetServerClientPtr client ATTRIBUTE_UNUSED,
virNetMessagePtr msg ATTRIBUTE_UNUSED,
virNetMessageErrorPtr rerr,
remote_domain_get_security_label_list_args *args,
remote_domain_get_security_label_list_ret *ret)
{
virDomainPtr dom = NULL;
virSecurityLabelPtr seclabels = NULL;
int len, rv = -1;
size_t i;
struct daemonClientPrivate *priv =
virNetServerClientGetPrivateData(client);
if (!priv->conn) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open"));
goto cleanup;
}
if (!(dom = get_nonnull_domain(priv->conn, args->dom)))
goto cleanup;
if ((len = virDomainGetSecurityLabelList(dom, &seclabels)) < 0) {
ret->ret = len;
ret->labels.labels_len = 0;
ret->labels.labels_val = NULL;
goto done;
}
if (VIR_ALLOC_N(ret->labels.labels_val, len) < 0)
goto cleanup;
for (i = 0; i < len; i++) {
size_t label_len = strlen(seclabels[i].label) + 1;
remote_domain_get_security_label_ret *cur = &ret->labels.labels_val[i];
if (VIR_ALLOC_N(cur->label.label_val, label_len) < 0)
goto cleanup;
if (virStrcpy(cur->label.label_val, seclabels[i].label, label_len) == NULL) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s",
_("failed to copy security label"));
goto cleanup;
}
cur->label.label_len = label_len;
cur->enforcing = seclabels[i].enforcing;
}
ret->labels.labels_len = ret->ret = len;
done:
rv = 0;
cleanup:
if (rv < 0)
virNetMessageSaveError(rerr);
virObjectUnref(dom);
VIR_FREE(seclabels);
return rv;
}
static int
remoteDispatchNodeGetSecurityModel(virNetServerPtr server ATTRIBUTE_UNUSED,
virNetServerClientPtr client ATTRIBUTE_UNUSED,
virNetMessagePtr msg ATTRIBUTE_UNUSED,
virNetMessageErrorPtr rerr,
remote_node_get_security_model_ret *ret)
{
virSecurityModel secmodel;
int rv = -1;
struct daemonClientPrivate *priv =
virNetServerClientGetPrivateData(client);
if (!priv->conn) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open"));
goto cleanup;
}
memset(&secmodel, 0, sizeof(secmodel));
if (virNodeGetSecurityModel(priv->conn, &secmodel) < 0)
goto cleanup;
ret->model.model_len = strlen(secmodel.model) + 1;
if (VIR_ALLOC_N(ret->model.model_val, ret->model.model_len) < 0)
goto cleanup;
strcpy(ret->model.model_val, secmodel.model);
ret->doi.doi_len = strlen(secmodel.doi) + 1;
if (VIR_ALLOC_N(ret->doi.doi_val, ret->doi.doi_len) < 0)
goto cleanup;
strcpy(ret->doi.doi_val, secmodel.doi);
rv = 0;
cleanup:
if (rv < 0)
virNetMessageSaveError(rerr);
return rv;
}
static int
remoteDispatchDomainGetVcpuPinInfo(virNetServerPtr server ATTRIBUTE_UNUSED,
virNetServerClientPtr client ATTRIBUTE_UNUSED,
virNetMessagePtr msg ATTRIBUTE_UNUSED,
virNetMessageErrorPtr rerr,
remote_domain_get_vcpu_pin_info_args *args,
remote_domain_get_vcpu_pin_info_ret *ret)
{
virDomainPtr dom = NULL;
unsigned char *cpumaps = NULL;
int num;
int rv = -1;
struct daemonClientPrivate *priv =
virNetServerClientGetPrivateData(client);
if (!priv->conn) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open"));
goto cleanup;
}
if (!(dom = get_nonnull_domain(priv->conn, args->dom)))
goto cleanup;
if (args->ncpumaps > REMOTE_VCPUINFO_MAX) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("ncpumaps > REMOTE_VCPUINFO_MAX"));
goto cleanup;
}
if (INT_MULTIPLY_OVERFLOW(args->ncpumaps, args->maplen) ||
args->ncpumaps * args->maplen > REMOTE_CPUMAPS_MAX) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("maxinfo * maplen > REMOTE_CPUMAPS_MAX"));
goto cleanup;
}
/* Allocate buffers to take the results. */
if (args->maplen > 0 &&
VIR_ALLOC_N(cpumaps, args->ncpumaps * args->maplen) < 0)
goto cleanup;
if ((num = virDomainGetVcpuPinInfo(dom,
args->ncpumaps,
cpumaps,
args->maplen,
args->flags)) < 0)
goto cleanup;
ret->num = num;
/* Don't need to allocate/copy the cpumaps if we make the reasonable
* assumption that unsigned char and char are the same size.
* Note that remoteDispatchClientRequest will free.
*/
ret->cpumaps.cpumaps_len = args->ncpumaps * args->maplen;
ret->cpumaps.cpumaps_val = (char *) cpumaps;
cpumaps = NULL;
rv = 0;
cleanup:
if (rv < 0)
virNetMessageSaveError(rerr);
VIR_FREE(cpumaps);
virObjectUnref(dom);
return rv;
}
static int
remoteDispatchDomainPinEmulator(virNetServerPtr server ATTRIBUTE_UNUSED,
virNetServerClientPtr client,
virNetMessagePtr msg ATTRIBUTE_UNUSED,
virNetMessageErrorPtr rerr,
remote_domain_pin_emulator_args *args)
{
int rv = -1;
virDomainPtr dom = NULL;
struct daemonClientPrivate *priv =
virNetServerClientGetPrivateData(client);
if (!priv->conn) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open"));
goto cleanup;
}
if (!(dom = get_nonnull_domain(priv->conn, args->dom)))
goto cleanup;
if (virDomainPinEmulator(dom,
(unsigned char *) args->cpumap.cpumap_val,
args->cpumap.cpumap_len,
args->flags) < 0)
goto cleanup;
rv = 0;
cleanup:
if (rv < 0)
virNetMessageSaveError(rerr);
virObjectUnref(dom);
return rv;
}
static int
remoteDispatchDomainGetEmulatorPinInfo(virNetServerPtr server ATTRIBUTE_UNUSED,
virNetServerClientPtr client ATTRIBUTE_UNUSED,
virNetMessagePtr msg ATTRIBUTE_UNUSED,
virNetMessageErrorPtr rerr,
remote_domain_get_emulator_pin_info_args *args,
remote_domain_get_emulator_pin_info_ret *ret)
{
virDomainPtr dom = NULL;
unsigned char *cpumaps = NULL;
int r;
int rv = -1;
struct daemonClientPrivate *priv =
virNetServerClientGetPrivateData(client);
if (!priv->conn) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open"));
goto cleanup;
}
if (!(dom = get_nonnull_domain(priv->conn, args->dom)))
goto cleanup;
/* Allocate buffers to take the results */
if (args->maplen > 0 &&
VIR_ALLOC_N(cpumaps, args->maplen) < 0)
goto cleanup;
if ((r = virDomainGetEmulatorPinInfo(dom,
cpumaps,
args->maplen,
args->flags)) < 0)
goto cleanup;
ret->ret = r;
ret->cpumaps.cpumaps_len = args->maplen;
ret->cpumaps.cpumaps_val = (char *) cpumaps;
cpumaps = NULL;
rv = 0;
cleanup:
if (rv < 0)
virNetMessageSaveError(rerr);
VIR_FREE(cpumaps);
virObjectUnref(dom);
return rv;
}
static int
remoteDispatchDomainGetVcpus(virNetServerPtr server ATTRIBUTE_UNUSED,
virNetServerClientPtr client ATTRIBUTE_UNUSED,
virNetMessagePtr msg ATTRIBUTE_UNUSED,
virNetMessageErrorPtr rerr,
remote_domain_get_vcpus_args *args,
remote_domain_get_vcpus_ret *ret)
{
virDomainPtr dom = NULL;
virVcpuInfoPtr info = NULL;
unsigned char *cpumaps = NULL;
int info_len;
size_t i;
int rv = -1;
struct daemonClientPrivate *priv =
virNetServerClientGetPrivateData(client);
if (!priv->conn) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open"));
goto cleanup;
}
if (!(dom = get_nonnull_domain(priv->conn, args->dom)))
goto cleanup;
if (args->maxinfo > REMOTE_VCPUINFO_MAX) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("maxinfo > REMOTE_VCPUINFO_MAX"));
goto cleanup;
}
if (INT_MULTIPLY_OVERFLOW(args->maxinfo, args->maplen) ||
args->maxinfo * args->maplen > REMOTE_CPUMAPS_MAX) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("maxinfo * maplen > REMOTE_CPUMAPS_MAX"));
goto cleanup;
}
/* Allocate buffers to take the results. */
if (VIR_ALLOC_N(info, args->maxinfo) < 0)
goto cleanup;
if (args->maplen > 0 &&
VIR_ALLOC_N(cpumaps, args->maxinfo * args->maplen) < 0)
goto cleanup;
if ((info_len = virDomainGetVcpus(dom,
info, args->maxinfo,
cpumaps, args->maplen)) < 0)
goto cleanup;
/* Allocate the return buffer for info. */
ret->info.info_len = info_len;
if (VIR_ALLOC_N(ret->info.info_val, info_len) < 0)
goto cleanup;
for (i = 0; i < info_len; ++i) {
ret->info.info_val[i].number = info[i].number;
ret->info.info_val[i].state = info[i].state;
ret->info.info_val[i].cpu_time = info[i].cpuTime;
ret->info.info_val[i].cpu = info[i].cpu;
}
/* Don't need to allocate/copy the cpumaps if we make the reasonable
* assumption that unsigned char and char are the same size.
* Note that remoteDispatchClientRequest will free.
*/
ret->cpumaps.cpumaps_len = args->maxinfo * args->maplen;
ret->cpumaps.cpumaps_val = (char *) cpumaps;
cpumaps = NULL;
rv = 0;
cleanup:
if (rv < 0) {
virNetMessageSaveError(rerr);
VIR_FREE(ret->info.info_val);
}
VIR_FREE(cpumaps);
VIR_FREE(info);
virObjectUnref(dom);
return rv;
}
static int
remoteDispatchDomainGetIOThreadInfo(virNetServerPtr server ATTRIBUTE_UNUSED,
virNetServerClientPtr client,
virNetMessagePtr msg ATTRIBUTE_UNUSED,
virNetMessageErrorPtr rerr,
remote_domain_get_iothread_info_args *args,
remote_domain_get_iothread_info_ret *ret)
{
int rv = -1;
size_t i;
struct daemonClientPrivate *priv = virNetServerClientGetPrivateData(client);
virDomainIOThreadInfoPtr *info = NULL;
virDomainPtr dom = NULL;
remote_domain_iothread_info *dst;
int ninfo = 0;
if (!priv->conn) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open"));
goto cleanup;
}
if (!(dom = get_nonnull_domain(priv->conn, args->dom)))
goto cleanup;
if ((ninfo = virDomainGetIOThreadInfo(dom, &info, args->flags)) < 0)
goto cleanup;
if (ninfo > REMOTE_IOTHREAD_INFO_MAX) {
virReportError(VIR_ERR_RPC,
_("Too many IOThreads in info: %d for limit %d"),
ninfo, REMOTE_IOTHREAD_INFO_MAX);
goto cleanup;
}
if (ninfo) {
if (VIR_ALLOC_N(ret->info.info_val, ninfo) < 0)
goto cleanup;
ret->info.info_len = ninfo;
for (i = 0; i < ninfo; i++) {
dst = &ret->info.info_val[i];
dst->iothread_id = info[i]->iothread_id;
/* No need to allocate/copy the cpumap if we make the reasonable
* assumption that unsigned char and char are the same size.
*/
dst->cpumap.cpumap_len = info[i]->cpumaplen;
dst->cpumap.cpumap_val = (char *)info[i]->cpumap;
info[i]->cpumap = NULL;
}
} else {
ret->info.info_len = 0;
ret->info.info_val = NULL;
}
ret->ret = ninfo;
rv = 0;
cleanup:
if (rv < 0)
virNetMessageSaveError(rerr);
virObjectUnref(dom);
if (ninfo >= 0)
for (i = 0; i < ninfo; i++)
virDomainIOThreadInfoFree(info[i]);
VIR_FREE(info);
return rv;
}
static int
remoteDispatchDomainMigratePrepare(virNetServerPtr server ATTRIBUTE_UNUSED,
virNetServerClientPtr client ATTRIBUTE_UNUSED,
virNetMessagePtr msg ATTRIBUTE_UNUSED,
virNetMessageErrorPtr rerr,
remote_domain_migrate_prepare_args *args,
remote_domain_migrate_prepare_ret *ret)
{
char *cookie = NULL;
int cookielen = 0;
char *uri_in;
char **uri_out;
char *dname;
int rv = -1;
struct daemonClientPrivate *priv =
virNetServerClientGetPrivateData(client);
if (!priv->conn) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open"));
goto cleanup;
}
uri_in = args->uri_in == NULL ? NULL : *args->uri_in;
dname = args->dname == NULL ? NULL : *args->dname;
/* Wacky world of XDR ... */
if (VIR_ALLOC(uri_out) < 0)
goto cleanup;
if (virDomainMigratePrepare(priv->conn, &cookie, &cookielen,
uri_in, uri_out,
args->flags, dname, args->resource) < 0)
goto cleanup;
/* remoteDispatchClientRequest will free cookie, uri_out and
* the string if there is one.
*/
ret->cookie.cookie_len = cookielen;
ret->cookie.cookie_val = cookie;
if (*uri_out == NULL) {
ret->uri_out = NULL;
} else {
ret->uri_out = uri_out;
uri_out = NULL;
}
rv = 0;
cleanup:
if (rv < 0)
virNetMessageSaveError(rerr);
VIR_FREE(uri_out);
return rv;
}
static int
remoteDispatchDomainMigratePrepare2(virNetServerPtr server ATTRIBUTE_UNUSED,
virNetServerClientPtr client ATTRIBUTE_UNUSED,
virNetMessagePtr msg ATTRIBUTE_UNUSED,
virNetMessageErrorPtr rerr,
remote_domain_migrate_prepare2_args *args,
remote_domain_migrate_prepare2_ret *ret)
{
char *cookie = NULL;
int cookielen = 0;
char *uri_in;
char **uri_out;
char *dname;
int rv = -1;
struct daemonClientPrivate *priv =
virNetServerClientGetPrivateData(client);
if (!priv->conn) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open"));
goto cleanup;
}
uri_in = args->uri_in == NULL ? NULL : *args->uri_in;
dname = args->dname == NULL ? NULL : *args->dname;
/* Wacky world of XDR ... */
if (VIR_ALLOC(uri_out) < 0)
goto cleanup;
if (virDomainMigratePrepare2(priv->conn, &cookie, &cookielen,
uri_in, uri_out,
args->flags, dname, args->resource,
args->dom_xml) < 0)
goto cleanup;
/* remoteDispatchClientRequest will free cookie, uri_out and
* the string if there is one.
*/
ret->cookie.cookie_len = cookielen;
ret->cookie.cookie_val = cookie;
ret->uri_out = *uri_out == NULL ? NULL : uri_out;
rv = 0;
cleanup:
if (rv < 0) {
virNetMessageSaveError(rerr);
VIR_FREE(uri_out);
}
return rv;
}
static int
remoteDispatchDomainGetMemoryParameters(virNetServerPtr server ATTRIBUTE_UNUSED,
virNetServerClientPtr client ATTRIBUTE_UNUSED,
virNetMessagePtr msg ATTRIBUTE_UNUSED,
virNetMessageErrorPtr rerr,
remote_domain_get_memory_parameters_args *args,
remote_domain_get_memory_parameters_ret *ret)
{
virDomainPtr dom = NULL;
virTypedParameterPtr params = NULL;
int nparams = 0;
unsigned int flags;
int rv = -1;
struct daemonClientPrivate *priv =
virNetServerClientGetPrivateData(client);
if (!priv->conn) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open"));
goto cleanup;
}
flags = args->flags;
if (args->nparams > REMOTE_DOMAIN_MEMORY_PARAMETERS_MAX) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("nparams too large"));
goto cleanup;
}
if (args->nparams && VIR_ALLOC_N(params, args->nparams) < 0)
goto cleanup;
nparams = args->nparams;
if (!(dom = get_nonnull_domain(priv->conn, args->dom)))
goto cleanup;
if (virDomainGetMemoryParameters(dom, params, &nparams, flags) < 0)
goto cleanup;
/* In this case, we need to send back the number of parameters
* supported
*/
if (args->nparams == 0) {
ret->nparams = nparams;
goto success;
}
if (virTypedParamsSerialize(params, nparams,
(virTypedParameterRemotePtr *) &ret->params.params_val,
&ret->params.params_len,
args->flags) < 0)
goto cleanup;
success:
rv = 0;
cleanup:
if (rv < 0)
virNetMessageSaveError(rerr);
virTypedParamsFree(params, nparams);
virObjectUnref(dom);
return rv;
}
static int
remoteDispatchDomainGetNumaParameters(virNetServerPtr server ATTRIBUTE_UNUSED,
virNetServerClientPtr client ATTRIBUTE_UNUSED,
virNetMessagePtr msg ATTRIBUTE_UNUSED,
virNetMessageErrorPtr rerr,
remote_domain_get_numa_parameters_args *args,
remote_domain_get_numa_parameters_ret *ret)
{
virDomainPtr dom = NULL;
virTypedParameterPtr params = NULL;
int nparams = 0;
unsigned int flags;
int rv = -1;
struct daemonClientPrivate *priv =
virNetServerClientGetPrivateData(client);
if (!priv->conn) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open"));
goto cleanup;
}
flags = args->flags;
if (args->nparams > REMOTE_DOMAIN_NUMA_PARAMETERS_MAX) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("nparams too large"));
goto cleanup;
}
if (args->nparams && VIR_ALLOC_N(params, args->nparams) < 0)
goto cleanup;
nparams = args->nparams;
if (!(dom = get_nonnull_domain(priv->conn, args->dom)))
goto cleanup;
if (virDomainGetNumaParameters(dom, params, &nparams, flags) < 0)
goto cleanup;
/* In this case, we need to send back the number of parameters
* supported
*/
if (args->nparams == 0) {
ret->nparams = nparams;
goto success;
}
if (virTypedParamsSerialize(params, nparams,
(virTypedParameterRemotePtr *) &ret->params.params_val,
&ret->params.params_len,
flags) < 0)
goto cleanup;
success:
rv = 0;
cleanup:
if (rv < 0)
virNetMessageSaveError(rerr);
virTypedParamsFree(params, nparams);
virObjectUnref(dom);
return rv;
}
static int
remoteDispatchDomainGetBlkioParameters(virNetServerPtr server ATTRIBUTE_UNUSED,
virNetServerClientPtr client ATTRIBUTE_UNUSED,
virNetMessagePtr msg ATTRIBUTE_UNUSED,
virNetMessageErrorPtr rerr,
remote_domain_get_blkio_parameters_args *args,
remote_domain_get_blkio_parameters_ret *ret)
{
virDomainPtr dom = NULL;
virTypedParameterPtr params = NULL;
int nparams = 0;
unsigned int flags;
int rv = -1;
struct daemonClientPrivate *priv =
virNetServerClientGetPrivateData(client);
if (!priv->conn) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open"));
goto cleanup;
}
flags = args->flags;
if (args->nparams > REMOTE_DOMAIN_BLKIO_PARAMETERS_MAX) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("nparams too large"));
goto cleanup;
}
if (args->nparams && VIR_ALLOC_N(params, args->nparams) < 0)
goto cleanup;
nparams = args->nparams;
if (!(dom = get_nonnull_domain(priv->conn, args->dom)))
goto cleanup;
if (virDomainGetBlkioParameters(dom, params, &nparams, flags) < 0)
goto cleanup;
/* In this case, we need to send back the number of parameters
* supported
*/
if (args->nparams == 0) {
ret->nparams = nparams;
goto success;
}
if (virTypedParamsSerialize(params, nparams,
(virTypedParameterRemotePtr *) &ret->params.params_val,
&ret->params.params_len,
args->flags) < 0)
goto cleanup;
success:
rv = 0;
cleanup:
if (rv < 0)
virNetMessageSaveError(rerr);
virTypedParamsFree(params, nparams);
virObjectUnref(dom);
return rv;
}
static int
remoteDispatchNodeGetCPUStats(virNetServerPtr server ATTRIBUTE_UNUSED,
virNetServerClientPtr client ATTRIBUTE_UNUSED,
virNetMessagePtr msg ATTRIBUTE_UNUSED,
virNetMessageErrorPtr rerr,
remote_node_get_cpu_stats_args *args,
remote_node_get_cpu_stats_ret *ret)
{
virNodeCPUStatsPtr params = NULL;
size_t i;
int cpuNum = args->cpuNum;
int nparams = 0;
unsigned int flags;
int rv = -1;
struct daemonClientPrivate *priv =
virNetServerClientGetPrivateData(client);
if (!priv->conn) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open"));
goto cleanup;
}
flags = args->flags;
if (args->nparams > REMOTE_NODE_CPU_STATS_MAX) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("nparams too large"));
goto cleanup;
}
if (args->nparams && VIR_ALLOC_N(params, args->nparams) < 0)
goto cleanup;
nparams = args->nparams;
if (virNodeGetCPUStats(priv->conn, cpuNum, params, &nparams, flags) < 0)
goto cleanup;
/* In this case, we need to send back the number of stats
* supported
*/
if (args->nparams == 0) {
ret->nparams = nparams;
goto success;
}
/* Serialise the memory parameters. */
ret->params.params_len = nparams;
if (VIR_ALLOC_N(ret->params.params_val, nparams) < 0)
goto cleanup;
for (i = 0; i < nparams; ++i) {
/* remoteDispatchClientRequest will free this: */
if (VIR_STRDUP(ret->params.params_val[i].field, params[i].field) < 0)
goto cleanup;
ret->params.params_val[i].value = params[i].value;
}
success:
rv = 0;
cleanup:
if (rv < 0) {
virNetMessageSaveError(rerr);
if (ret->params.params_val) {
for (i = 0; i < nparams; i++)
VIR_FREE(ret->params.params_val[i].field);
VIR_FREE(ret->params.params_val);
}
}
VIR_FREE(params);
return rv;
}
static int
remoteDispatchNodeGetMemoryStats(virNetServerPtr server ATTRIBUTE_UNUSED,
virNetServerClientPtr client ATTRIBUTE_UNUSED,
virNetMessagePtr msg ATTRIBUTE_UNUSED,
virNetMessageErrorPtr rerr,
remote_node_get_memory_stats_args *args,
remote_node_get_memory_stats_ret *ret)
{
virNodeMemoryStatsPtr params = NULL;
size_t i;
int cellNum = args->cellNum;
int nparams = 0;
unsigned int flags;
int rv = -1;
struct daemonClientPrivate *priv =
virNetServerClientGetPrivateData(client);
if (!priv->conn) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open"));
goto cleanup;
}
flags = args->flags;
if (args->nparams > REMOTE_NODE_MEMORY_STATS_MAX) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("nparams too large"));
goto cleanup;
}
if (args->nparams && VIR_ALLOC_N(params, args->nparams) < 0)
goto cleanup;
nparams = args->nparams;
if (virNodeGetMemoryStats(priv->conn, cellNum, params, &nparams, flags) < 0)
goto cleanup;
/* In this case, we need to send back the number of parameters
* supported
*/
if (args->nparams == 0) {
ret->nparams = nparams;
goto success;
}
/* Serialise the memory parameters. */
ret->params.params_len = nparams;
if (VIR_ALLOC_N(ret->params.params_val, nparams) < 0)
goto cleanup;
for (i = 0; i < nparams; ++i) {
/* remoteDispatchClientRequest will free this: */
if (VIR_STRDUP(ret->params.params_val[i].field, params[i].field) < 0)
goto cleanup;
ret->params.params_val[i].value = params[i].value;
}
success:
rv = 0;
cleanup:
if (rv < 0) {
virNetMessageSaveError(rerr);
if (ret->params.params_val) {
for (i = 0; i < nparams; i++)
VIR_FREE(ret->params.params_val[i].field);
VIR_FREE(ret->params.params_val);
}
}
VIR_FREE(params);
return rv;
}
static int
remoteDispatchDomainGetBlockJobInfo(virNetServerPtr server ATTRIBUTE_UNUSED,
virNetServerClientPtr client ATTRIBUTE_UNUSED,
virNetMessagePtr msg ATTRIBUTE_UNUSED,
virNetMessageErrorPtr rerr,
remote_domain_get_block_job_info_args *args,
remote_domain_get_block_job_info_ret *ret)
{
virDomainPtr dom = NULL;
virDomainBlockJobInfo tmp;
int rv = -1;
struct daemonClientPrivate *priv =
virNetServerClientGetPrivateData(client);
if (!priv->conn) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open"));
goto cleanup;
}
if (!(dom = get_nonnull_domain(priv->conn, args->dom)))
goto cleanup;
rv = virDomainGetBlockJobInfo(dom, args->path, &tmp, args->flags);
if (rv <= 0)
goto cleanup;
ret->type = tmp.type;
ret->bandwidth = tmp.bandwidth;
ret->cur = tmp.cur;
ret->end = tmp.end;
ret->found = 1;
rv = 0;
cleanup:
if (rv < 0)
virNetMessageSaveError(rerr);
virObjectUnref(dom);
return rv;
}
static int
remoteDispatchDomainGetBlockIoTune(virNetServerPtr server ATTRIBUTE_UNUSED,
virNetServerClientPtr client ATTRIBUTE_UNUSED,
virNetMessagePtr hdr ATTRIBUTE_UNUSED,
virNetMessageErrorPtr rerr,
remote_domain_get_block_io_tune_args *args,
remote_domain_get_block_io_tune_ret *ret)
{
virDomainPtr dom = NULL;
int rv = -1;
virTypedParameterPtr params = NULL;
int nparams = 0;
struct daemonClientPrivate *priv =
virNetServerClientGetPrivateData(client);
if (!priv->conn) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open"));
goto cleanup;
}
if (args->nparams > REMOTE_DOMAIN_BLOCK_IO_TUNE_PARAMETERS_MAX) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("nparams too large"));
goto cleanup;
}
if (args->nparams && VIR_ALLOC_N(params, args->nparams) < 0)
goto cleanup;
nparams = args->nparams;
if (!(dom = get_nonnull_domain(priv->conn, args->dom)))
goto cleanup;
if (virDomainGetBlockIoTune(dom, args->disk ? *args->disk : NULL,
params, &nparams, args->flags) < 0)
goto cleanup;
/* In this case, we need to send back the number of parameters
* supported
*/
if (args->nparams == 0) {
ret->nparams = nparams;
goto success;
}
/* Serialize the block I/O tuning parameters. */
if (virTypedParamsSerialize(params, nparams,
(virTypedParameterRemotePtr *) &ret->params.params_val,
&ret->params.params_len,
args->flags) < 0)
goto cleanup;
success:
rv = 0;
cleanup:
if (rv < 0)
virNetMessageSaveError(rerr);
virTypedParamsFree(params, nparams);
virObjectUnref(dom);
return rv;
}
/*-------------------------------------------------------------*/
static int
remoteDispatchAuthList(virNetServerPtr server,
virNetServerClientPtr client,
virNetMessagePtr msg ATTRIBUTE_UNUSED,
virNetMessageErrorPtr rerr,
remote_auth_list_ret *ret)
{
int rv = -1;
int auth = virNetServerClientGetAuth(client);
uid_t callerUid;
gid_t callerGid;
pid_t callerPid;
unsigned long long timestamp;
/* If the client is root then we want to bypass the
* policykit auth to avoid root being denied if
* some piece of polkit isn't present/running
*/
if (auth == VIR_NET_SERVER_SERVICE_AUTH_POLKIT) {
if (virNetServerClientGetUNIXIdentity(client, &callerUid, &callerGid,
&callerPid, &timestamp) < 0) {
/* Don't do anything on error - it'll be validated at next
* phase of auth anyway */
virResetLastError();
} else if (callerUid == 0) {
char *ident;
if (virAsprintf(&ident, "pid:%lld,uid:%d",
(long long) callerPid, (int) callerUid) < 0)
goto cleanup;
VIR_INFO("Bypass polkit auth for privileged client %s", ident);
virNetServerClientSetAuth(client, 0);
virNetServerTrackCompletedAuth(server);
auth = VIR_NET_SERVER_SERVICE_AUTH_NONE;
VIR_FREE(ident);
}
}
ret->types.types_len = 1;
if (VIR_ALLOC_N(ret->types.types_val, ret->types.types_len) < 0)
goto cleanup;
switch (auth) {
case VIR_NET_SERVER_SERVICE_AUTH_NONE:
ret->types.types_val[0] = REMOTE_AUTH_NONE;
break;
case VIR_NET_SERVER_SERVICE_AUTH_POLKIT:
ret->types.types_val[0] = REMOTE_AUTH_POLKIT;
break;
case VIR_NET_SERVER_SERVICE_AUTH_SASL:
ret->types.types_val[0] = REMOTE_AUTH_SASL;
break;
default:
ret->types.types_val[0] = REMOTE_AUTH_NONE;
}
rv = 0;
cleanup:
if (rv < 0)
virNetMessageSaveError(rerr);
return rv;
}
#ifdef WITH_SASL
/*
* Initializes the SASL session in prepare for authentication
* and gives the client a list of allowed mechanisms to choose
*/
static int
remoteDispatchAuthSaslInit(virNetServerPtr server ATTRIBUTE_UNUSED,
virNetServerClientPtr client,
virNetMessagePtr msg ATTRIBUTE_UNUSED,
virNetMessageErrorPtr rerr,
remote_auth_sasl_init_ret *ret)
{
virNetSASLSessionPtr sasl = NULL;
struct daemonClientPrivate *priv =
virNetServerClientGetPrivateData(client);
virMutexLock(&priv->lock);
VIR_DEBUG("Initialize SASL auth %d", virNetServerClientGetFD(client));
if (virNetServerClientGetAuth(client) != VIR_NET_SERVER_SERVICE_AUTH_SASL ||
priv->sasl != NULL) {
VIR_ERROR(_("client tried invalid SASL init request"));
goto authfail;
}
sasl = virNetSASLSessionNewServer(saslCtxt,
"libvirt",
virNetServerClientLocalAddrString(client),
virNetServerClientRemoteAddrString(client));
if (!sasl)
goto authfail;
# if WITH_GNUTLS
/* Inform SASL that we've got an external SSF layer from TLS */
if (virNetServerClientHasTLSSession(client)) {
int ssf;
if ((ssf = virNetServerClientGetTLSKeySize(client)) < 0)
goto authfail;
ssf *= 8; /* key size is bytes, sasl wants bits */
VIR_DEBUG("Setting external SSF %d", ssf);
if (virNetSASLSessionExtKeySize(sasl, ssf) < 0)
goto authfail;
}
# endif
if (virNetServerClientIsSecure(client))
/* If we've got TLS or UNIX domain sock, we don't care about SSF */
virNetSASLSessionSecProps(sasl, 0, 0, true);
else
/* Plain TCP, better get an SSF layer */
virNetSASLSessionSecProps(sasl,
56, /* Good enough to require kerberos */
100000, /* Arbitrary big number */
false); /* No anonymous */
if (!(ret->mechlist = virNetSASLSessionListMechanisms(sasl)))
goto authfail;
VIR_DEBUG("Available mechanisms for client: '%s'", ret->mechlist);
priv->sasl = sasl;
virMutexUnlock(&priv->lock);
return 0;
authfail:
virResetLastError();
virReportError(VIR_ERR_AUTH_FAILED, "%s",
_("authentication failed"));
virNetMessageSaveError(rerr);
PROBE(RPC_SERVER_CLIENT_AUTH_FAIL,
"client=%p auth=%d",
client, REMOTE_AUTH_SASL);
virObjectUnref(sasl);
virMutexUnlock(&priv->lock);
return -1;
}
/*
* Returns 0 if ok, -1 on error, -2 if rejected
*/
static int
remoteSASLFinish(virNetServerPtr server,
virNetServerClientPtr client)
{
const char *identity;
struct daemonClientPrivate *priv = virNetServerClientGetPrivateData(client);
int ssf;
/* TLS or UNIX domain sockets trivially OK */
if (!virNetServerClientIsSecure(client)) {
if ((ssf = virNetSASLSessionGetKeySize(priv->sasl)) < 0)
goto error;
VIR_DEBUG("negotiated an SSF of %d", ssf);
if (ssf < 56) { /* 56 is good for Kerberos */
VIR_ERROR(_("negotiated SSF %d was not strong enough"), ssf);
return -2;
}
}
if (!(identity = virNetSASLSessionGetIdentity(priv->sasl)))
return -2;
if (!virNetSASLContextCheckIdentity(saslCtxt, identity))
return -2;
virNetServerClientSetAuth(client, 0);
virNetServerTrackCompletedAuth(server);
virNetServerClientSetSASLSession(client, priv->sasl);
VIR_DEBUG("Authentication successful %d", virNetServerClientGetFD(client));
PROBE(RPC_SERVER_CLIENT_AUTH_ALLOW,
"client=%p auth=%d identity=%s",
client, REMOTE_AUTH_SASL, identity);
virObjectUnref(priv->sasl);
priv->sasl = NULL;
return 0;
error:
return -1;
}
/*
* This starts the SASL authentication negotiation.
*/
static int
remoteDispatchAuthSaslStart(virNetServerPtr server,
virNetServerClientPtr client,
virNetMessagePtr msg ATTRIBUTE_UNUSED,
virNetMessageErrorPtr rerr,
remote_auth_sasl_start_args *args,
remote_auth_sasl_start_ret *ret)
{
const char *serverout;
size_t serveroutlen;
int err;
int rv = -1;
struct daemonClientPrivate *priv =
virNetServerClientGetPrivateData(client);
const char *identity;
virMutexLock(&priv->lock);
VIR_DEBUG("Start SASL auth %d", virNetServerClientGetFD(client));
if (virNetServerClientGetAuth(client) != VIR_NET_SERVER_SERVICE_AUTH_SASL ||
priv->sasl == NULL) {
VIR_ERROR(_("client tried invalid SASL start request"));
goto authfail;
}
VIR_DEBUG("Using SASL mechanism %s. Data %d bytes, nil: %d",
args->mech, args->data.data_len, args->nil);
err = virNetSASLSessionServerStart(priv->sasl,
args->mech,
/* NB, distinction of NULL vs "" is *critical* in SASL */
args->nil ? NULL : args->data.data_val,
args->data.data_len,
&serverout,
&serveroutlen);
if (err != VIR_NET_SASL_COMPLETE &&
err != VIR_NET_SASL_CONTINUE)
goto authfail;
if (serveroutlen > REMOTE_AUTH_SASL_DATA_MAX) {
VIR_ERROR(_("sasl start reply data too long %d"), (int)serveroutlen);
goto authfail;
}
/* NB, distinction of NULL vs "" is *critical* in SASL */
if (serverout) {
if (VIR_ALLOC_N(ret->data.data_val, serveroutlen) < 0)
goto authfail;
memcpy(ret->data.data_val, serverout, serveroutlen);
} else {
ret->data.data_val = NULL;
}
ret->nil = serverout ? 0 : 1;
ret->data.data_len = serveroutlen;
VIR_DEBUG("SASL return data %d bytes, nil; %d", ret->data.data_len, ret->nil);
if (err == VIR_NET_SASL_CONTINUE) {
ret->complete = 0;
} else {
/* Check username whitelist ACL */
if ((err = remoteSASLFinish(server, client)) < 0) {
if (err == -2)
goto authdeny;
else
goto authfail;
}
ret->complete = 1;
}
virMutexUnlock(&priv->lock);
return 0;
authfail:
PROBE(RPC_SERVER_CLIENT_AUTH_FAIL,
"client=%p auth=%d",
client, REMOTE_AUTH_SASL);
goto error;
authdeny:
identity = virNetSASLSessionGetIdentity(priv->sasl);
PROBE(RPC_SERVER_CLIENT_AUTH_DENY,
"client=%p auth=%d identity=%s",
client, REMOTE_AUTH_SASL, identity);
goto error;
error:
virObjectUnref(priv->sasl);
priv->sasl = NULL;
virResetLastError();
virReportError(VIR_ERR_AUTH_FAILED, "%s",
_("authentication failed"));
if (rv < 0)
virNetMessageSaveError(rerr);
virMutexUnlock(&priv->lock);
return -1;
}
static int
remoteDispatchAuthSaslStep(virNetServerPtr server,
virNetServerClientPtr client,
virNetMessagePtr msg ATTRIBUTE_UNUSED,
virNetMessageErrorPtr rerr,
remote_auth_sasl_step_args *args,
remote_auth_sasl_step_ret *ret)
{
const char *serverout;
size_t serveroutlen;
int err;
int rv = -1;
struct daemonClientPrivate *priv =
virNetServerClientGetPrivateData(client);
const char *identity;
virMutexLock(&priv->lock);
VIR_DEBUG("Step SASL auth %d", virNetServerClientGetFD(client));
if (virNetServerClientGetAuth(client) != VIR_NET_SERVER_SERVICE_AUTH_SASL ||
priv->sasl == NULL) {
VIR_ERROR(_("client tried invalid SASL start request"));
goto authfail;
}
VIR_DEBUG("Step using SASL Data %d bytes, nil: %d",
args->data.data_len, args->nil);
err = virNetSASLSessionServerStep(priv->sasl,
/* NB, distinction of NULL vs "" is *critical* in SASL */
args->nil ? NULL : args->data.data_val,
args->data.data_len,
&serverout,
&serveroutlen);
if (err != VIR_NET_SASL_COMPLETE &&
err != VIR_NET_SASL_CONTINUE)
goto authfail;
if (serveroutlen > REMOTE_AUTH_SASL_DATA_MAX) {
VIR_ERROR(_("sasl step reply data too long %d"),
(int)serveroutlen);
goto authfail;
}
/* NB, distinction of NULL vs "" is *critical* in SASL */
if (serverout) {
if (VIR_ALLOC_N(ret->data.data_val, serveroutlen) < 0)
goto authfail;
memcpy(ret->data.data_val, serverout, serveroutlen);
} else {
ret->data.data_val = NULL;
}
ret->nil = serverout ? 0 : 1;
ret->data.data_len = serveroutlen;
VIR_DEBUG("SASL return data %d bytes, nil; %d", ret->data.data_len, ret->nil);
if (err == VIR_NET_SASL_CONTINUE) {
ret->complete = 0;
} else {
/* Check username whitelist ACL */
if ((err = remoteSASLFinish(server, client)) < 0) {
if (err == -2)
goto authdeny;
else
goto authfail;
}
ret->complete = 1;
}
virMutexUnlock(&priv->lock);
return 0;
authfail:
PROBE(RPC_SERVER_CLIENT_AUTH_FAIL,
"client=%p auth=%d",
client, REMOTE_AUTH_SASL);
goto error;
authdeny:
identity = virNetSASLSessionGetIdentity(priv->sasl);
PROBE(RPC_SERVER_CLIENT_AUTH_DENY,
"client=%p auth=%d identity=%s",
client, REMOTE_AUTH_SASL, identity);
goto error;
error:
virObjectUnref(priv->sasl);
priv->sasl = NULL;
virResetLastError();
virReportError(VIR_ERR_AUTH_FAILED, "%s",
_("authentication failed"));
if (rv < 0)
virNetMessageSaveError(rerr);
virMutexUnlock(&priv->lock);
return -1;
}
#else
static int
remoteDispatchAuthSaslInit(virNetServerPtr server ATTRIBUTE_UNUSED,
virNetServerClientPtr client ATTRIBUTE_UNUSED,
virNetMessagePtr msg ATTRIBUTE_UNUSED,
virNetMessageErrorPtr rerr,
remote_auth_sasl_init_ret *ret ATTRIBUTE_UNUSED)
{
VIR_WARN("Client tried unsupported SASL auth");
virReportError(VIR_ERR_AUTH_FAILED, "%s",
_("authentication failed"));
virNetMessageSaveError(rerr);
return -1;
}
static int
remoteDispatchAuthSaslStart(virNetServerPtr server ATTRIBUTE_UNUSED,
virNetServerClientPtr client ATTRIBUTE_UNUSED,
virNetMessagePtr msg ATTRIBUTE_UNUSED,
virNetMessageErrorPtr rerr,
remote_auth_sasl_start_args *args ATTRIBUTE_UNUSED,
remote_auth_sasl_start_ret *ret ATTRIBUTE_UNUSED)
{
VIR_WARN("Client tried unsupported SASL auth");
virReportError(VIR_ERR_AUTH_FAILED, "%s",
_("authentication failed"));
virNetMessageSaveError(rerr);
return -1;
}
static int
remoteDispatchAuthSaslStep(virNetServerPtr server ATTRIBUTE_UNUSED,
virNetServerClientPtr client ATTRIBUTE_UNUSED,
virNetMessagePtr msg ATTRIBUTE_UNUSED,
virNetMessageErrorPtr rerr,
remote_auth_sasl_step_args *args ATTRIBUTE_UNUSED,
remote_auth_sasl_step_ret *ret ATTRIBUTE_UNUSED)
{
VIR_WARN("Client tried unsupported SASL auth");
virReportError(VIR_ERR_AUTH_FAILED, "%s",
_("authentication failed"));
virNetMessageSaveError(rerr);
return -1;
}
#endif
static int
remoteDispatchAuthPolkit(virNetServerPtr server,
virNetServerClientPtr client,
virNetMessagePtr msg ATTRIBUTE_UNUSED,
virNetMessageErrorPtr rerr,
remote_auth_polkit_ret *ret)
{
pid_t callerPid = -1;
gid_t callerGid = -1;
uid_t callerUid = -1;
unsigned long long timestamp;
const char *action;
char *ident = NULL;
struct daemonClientPrivate *priv =
virNetServerClientGetPrivateData(client);
int rv;
virMutexLock(&priv->lock);
action = virNetServerClientGetReadonly(client) ?
"org.libvirt.unix.monitor" :
"org.libvirt.unix.manage";
VIR_DEBUG("Start PolicyKit auth %d", virNetServerClientGetFD(client));
if (virNetServerClientGetAuth(client) != VIR_NET_SERVER_SERVICE_AUTH_POLKIT) {
VIR_ERROR(_("client tried invalid PolicyKit init request"));
goto authfail;
}
if (virNetServerClientGetUNIXIdentity(client, &callerUid, &callerGid,
&callerPid, &timestamp) < 0) {
goto authfail;
}
if (timestamp == 0) {
VIR_WARN("Failing polkit auth due to missing client (pid=%lld) start time",
(long long)callerPid);
goto authfail;
}
VIR_INFO("Checking PID %lld running as %d",
(long long) callerPid, callerUid);
rv = virPolkitCheckAuth(action,
callerPid,
timestamp,
callerUid,
NULL,
true);
if (rv == -1)
goto authfail;
else if (rv == -2)
goto authdeny;
PROBE(RPC_SERVER_CLIENT_AUTH_ALLOW,
"client=%p auth=%d identity=%s",
client, REMOTE_AUTH_POLKIT, ident);
VIR_INFO("Policy allowed action %s from pid %lld, uid %d",
action, (long long) callerPid, callerUid);
ret->complete = 1;
virNetServerClientSetAuth(client, 0);
virNetServerTrackCompletedAuth(server);
virMutexUnlock(&priv->lock);
return 0;
error:
virNetMessageSaveError(rerr);
virMutexUnlock(&priv->lock);
return -1;
authfail:
PROBE(RPC_SERVER_CLIENT_AUTH_FAIL,
"client=%p auth=%d",
client, REMOTE_AUTH_POLKIT);
goto error;
authdeny:
PROBE(RPC_SERVER_CLIENT_AUTH_DENY,
"client=%p auth=%d identity=%s",
client, REMOTE_AUTH_POLKIT, ident);
goto error;
}
/***************************************************************
* NODE INFO APIS
**************************************************************/
static int
remoteDispatchNodeDeviceGetParent(virNetServerPtr server ATTRIBUTE_UNUSED,
virNetServerClientPtr client ATTRIBUTE_UNUSED,
virNetMessagePtr msg ATTRIBUTE_UNUSED,
virNetMessageErrorPtr rerr,
remote_node_device_get_parent_args *args,
remote_node_device_get_parent_ret *ret)
{
virNodeDevicePtr dev = NULL;
const char *parent = NULL;
int rv = -1;
struct daemonClientPrivate *priv =
virNetServerClientGetPrivateData(client);
if (!priv->conn) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open"));
goto cleanup;
}
if (!(dev = virNodeDeviceLookupByName(priv->conn, args->name)))
goto cleanup;
parent = virNodeDeviceGetParent(dev);
if (parent == NULL) {
ret->parent = NULL;
} else {
/* remoteDispatchClientRequest will free this. */
char **parent_p;
if (VIR_ALLOC(parent_p) < 0)
goto cleanup;
if (VIR_STRDUP(*parent_p, parent) < 0) {
VIR_FREE(parent_p);
goto cleanup;
}
ret->parent = parent_p;
}
rv = 0;
cleanup:
if (rv < 0)
virNetMessageSaveError(rerr);
virObjectUnref(dev);
return rv;
}
static int
remoteDispatchConnectCloseCallbackRegister(virNetServerPtr server ATTRIBUTE_UNUSED,
virNetServerClientPtr client,
virNetMessagePtr msg ATTRIBUTE_UNUSED,
virNetMessageErrorPtr rerr)
{
int rv = -1;
struct daemonClientPrivate *priv =
virNetServerClientGetPrivateData(client);
virMutexLock(&priv->lock);
if (!priv->conn) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open"));
goto cleanup;
}
if (virConnectRegisterCloseCallback(priv->conn,
remoteRelayConnectionClosedEvent,
client, NULL) < 0)
goto cleanup;
priv->closeRegistered = true;
rv = 0;
cleanup:
virMutexUnlock(&priv->lock);
if (rv < 0)
virNetMessageSaveError(rerr);
return rv;
}
static int
remoteDispatchConnectCloseCallbackUnregister(virNetServerPtr server ATTRIBUTE_UNUSED,
virNetServerClientPtr client,
virNetMessagePtr msg ATTRIBUTE_UNUSED,
virNetMessageErrorPtr rerr)
{
int rv = -1;
struct daemonClientPrivate *priv =
virNetServerClientGetPrivateData(client);
virMutexLock(&priv->lock);
if (!priv->conn) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open"));
goto cleanup;
}
if (virConnectUnregisterCloseCallback(priv->conn,
remoteRelayConnectionClosedEvent) < 0)
goto cleanup;
priv->closeRegistered = false;
rv = 0;
cleanup:
virMutexUnlock(&priv->lock);
if (rv < 0)
virNetMessageSaveError(rerr);
return rv;
}
/***************************
* Register / deregister events
***************************/
static int
remoteDispatchConnectDomainEventRegister(virNetServerPtr server ATTRIBUTE_UNUSED,
virNetServerClientPtr client,
virNetMessagePtr msg ATTRIBUTE_UNUSED,
virNetMessageErrorPtr rerr ATTRIBUTE_UNUSED,
remote_connect_domain_event_register_ret *ret ATTRIBUTE_UNUSED)
{
int callbackID;
int rv = -1;
daemonClientEventCallbackPtr callback = NULL;
daemonClientEventCallbackPtr ref;
struct daemonClientPrivate *priv =
virNetServerClientGetPrivateData(client);
if (!priv->conn) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open"));
goto cleanup;
}
virMutexLock(&priv->lock);
/* If we call register first, we could append a complete callback
* to our array, but on OOM append failure, we'd have to then hope
* deregister works to undo our register. So instead we append an
* incomplete callback to our array, then register, then fix up
* our callback; but since VIR_APPEND_ELEMENT clears 'callback' on
* success, we use 'ref' to save a copy of the pointer. */
if (VIR_ALLOC(callback) < 0)
goto cleanup;
callback->client = client;
callback->eventID = VIR_DOMAIN_EVENT_ID_LIFECYCLE;
callback->callbackID = -1;
callback->legacy = true;
ref = callback;
if (VIR_APPEND_ELEMENT(priv->domainEventCallbacks,
priv->ndomainEventCallbacks,
callback) < 0)
goto cleanup;
if ((callbackID = virConnectDomainEventRegisterAny(priv->conn,
NULL,
VIR_DOMAIN_EVENT_ID_LIFECYCLE,
VIR_DOMAIN_EVENT_CALLBACK(remoteRelayDomainEventLifecycle),
ref,
remoteEventCallbackFree)) < 0) {
VIR_SHRINK_N(priv->domainEventCallbacks,
priv->ndomainEventCallbacks, 1);
callback = ref;
goto cleanup;
}
ref->callbackID = callbackID;
rv = 0;
cleanup:
VIR_FREE(callback);
if (rv < 0)
virNetMessageSaveError(rerr);
virMutexUnlock(&priv->lock);
return rv;
}
static int
remoteDispatchConnectDomainEventDeregister(virNetServerPtr server ATTRIBUTE_UNUSED,
virNetServerClientPtr client,
virNetMessagePtr msg ATTRIBUTE_UNUSED,
virNetMessageErrorPtr rerr ATTRIBUTE_UNUSED,
remote_connect_domain_event_deregister_ret *ret ATTRIBUTE_UNUSED)
{
int callbackID = -1;
int rv = -1;
size_t i;
struct daemonClientPrivate *priv =
virNetServerClientGetPrivateData(client);
if (!priv->conn) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open"));
goto cleanup;
}
virMutexLock(&priv->lock);
for (i = 0; i < priv->ndomainEventCallbacks; i++) {
if (priv->domainEventCallbacks[i]->eventID == VIR_DOMAIN_EVENT_ID_LIFECYCLE) {
callbackID = priv->domainEventCallbacks[i]->callbackID;
break;
}
}
if (callbackID < 0) {
virReportError(VIR_ERR_INTERNAL_ERROR,
_("domain event %d not registered"),
VIR_DOMAIN_EVENT_ID_LIFECYCLE);
goto cleanup;
}
if (virConnectDomainEventDeregisterAny(priv->conn, callbackID) < 0)
goto cleanup;
VIR_DELETE_ELEMENT(priv->domainEventCallbacks, i,
priv->ndomainEventCallbacks);
rv = 0;
cleanup:
if (rv < 0)
virNetMessageSaveError(rerr);
virMutexUnlock(&priv->lock);
return rv;
}
static void
remoteDispatchObjectEventSend(virNetServerClientPtr client,
virNetServerProgramPtr program,
int procnr,
xdrproc_t proc,
void *data)
{
virNetMessagePtr msg;
if (!(msg = virNetMessageNew(false)))
goto cleanup;
msg->header.prog = virNetServerProgramGetID(program);
msg->header.vers = virNetServerProgramGetVersion(program);
msg->header.proc = procnr;
msg->header.type = VIR_NET_MESSAGE;
msg->header.serial = 1;
msg->header.status = VIR_NET_OK;
if (virNetMessageEncodeHeader(msg) < 0)
goto cleanup;
if (virNetMessageEncodePayload(msg, proc, data) < 0)
goto cleanup;
VIR_DEBUG("Queue event %d %zu", procnr, msg->bufferLength);
virNetServerClientSendMessage(client, msg);
xdr_free(proc, data);
return;
cleanup:
virNetMessageFree(msg);
xdr_free(proc, data);
}
static int
remoteDispatchSecretGetValue(virNetServerPtr server ATTRIBUTE_UNUSED,
virNetServerClientPtr client ATTRIBUTE_UNUSED,
virNetMessagePtr msg ATTRIBUTE_UNUSED,
virNetMessageErrorPtr rerr,
remote_secret_get_value_args *args,
remote_secret_get_value_ret *ret)
{
virSecretPtr secret = NULL;
size_t value_size;
unsigned char *value;
int rv = -1;
struct daemonClientPrivate *priv =
virNetServerClientGetPrivateData(client);
if (!priv->conn) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open"));
goto cleanup;
}
if (!(secret = get_nonnull_secret(priv->conn, args->secret)))
goto cleanup;
if (!(value = virSecretGetValue(secret, &value_size, args->flags)))
goto cleanup;
ret->value.value_len = value_size;
ret->value.value_val = (char *)value;
rv = 0;
cleanup:
if (rv < 0)
virNetMessageSaveError(rerr);
virObjectUnref(secret);
return rv;
}
static int
remoteDispatchDomainGetState(virNetServerPtr server ATTRIBUTE_UNUSED,
virNetServerClientPtr client ATTRIBUTE_UNUSED,
virNetMessagePtr msg ATTRIBUTE_UNUSED,
virNetMessageErrorPtr rerr,
remote_domain_get_state_args *args,
remote_domain_get_state_ret *ret)
{
virDomainPtr dom = NULL;
int rv = -1;
struct daemonClientPrivate *priv =
virNetServerClientGetPrivateData(client);
if (!priv->conn) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open"));
goto cleanup;
}
if (!(dom = get_nonnull_domain(priv->conn, args->dom)))
goto cleanup;
if (virDomainGetState(dom, &ret->state, &ret->reason, args->flags) < 0)
goto cleanup;
rv = 0;
cleanup:
if (rv < 0)
virNetMessageSaveError(rerr);
virObjectUnref(dom);
return rv;
}
/* Due to back-compat reasons, two RPC calls map to the same libvirt
* API of virConnectDomainEventRegisterAny. A client should only use
* the new call if they have probed
* VIR_DRV_SUPPORTS_FEATURE(VIR_DRV_FEATURE_REMOTE_EVENT_CALLBACK),
* and must not mix the two styles. */
static int
remoteDispatchConnectDomainEventRegisterAny(virNetServerPtr server ATTRIBUTE_UNUSED,
virNetServerClientPtr client,
virNetMessagePtr msg ATTRIBUTE_UNUSED,
virNetMessageErrorPtr rerr ATTRIBUTE_UNUSED,
remote_connect_domain_event_register_any_args *args)
{
int callbackID;
int rv = -1;
daemonClientEventCallbackPtr callback = NULL;
daemonClientEventCallbackPtr ref;
struct daemonClientPrivate *priv =
virNetServerClientGetPrivateData(client);
if (!priv->conn) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open"));
goto cleanup;
}
virMutexLock(&priv->lock);
/* We intentionally do not use VIR_DOMAIN_EVENT_ID_LAST here; any
* new domain events added after this point should only use the
* modern callback style of RPC. */
if (args->eventID > VIR_DOMAIN_EVENT_ID_DEVICE_REMOVED ||
args->eventID < 0) {
virReportError(VIR_ERR_INTERNAL_ERROR, _("unsupported event ID %d"),
args->eventID);
goto cleanup;
}
/* If we call register first, we could append a complete callback
* to our array, but on OOM append failure, we'd have to then hope
* deregister works to undo our register. So instead we append an
* incomplete callback to our array, then register, then fix up
* our callback; but since VIR_APPEND_ELEMENT clears 'callback' on
* success, we use 'ref' to save a copy of the pointer. */
if (VIR_ALLOC(callback) < 0)
goto cleanup;
callback->client = client;
callback->eventID = args->eventID;
callback->callbackID = -1;
callback->legacy = true;
ref = callback;
if (VIR_APPEND_ELEMENT(priv->domainEventCallbacks,
priv->ndomainEventCallbacks,
callback) < 0)
goto cleanup;
if ((callbackID = virConnectDomainEventRegisterAny(priv->conn,
NULL,
args->eventID,
domainEventCallbacks[args->eventID],
ref,
remoteEventCallbackFree)) < 0) {
VIR_SHRINK_N(priv->domainEventCallbacks,
priv->ndomainEventCallbacks, 1);
callback = ref;
goto cleanup;
}
ref->callbackID = callbackID;
rv = 0;
cleanup:
VIR_FREE(callback);
if (rv < 0)
virNetMessageSaveError(rerr);
virMutexUnlock(&priv->lock);
return rv;
}
static int
remoteDispatchConnectDomainEventCallbackRegisterAny(virNetServerPtr server ATTRIBUTE_UNUSED,
virNetServerClientPtr client,
virNetMessagePtr msg ATTRIBUTE_UNUSED,
virNetMessageErrorPtr rerr ATTRIBUTE_UNUSED,
remote_connect_domain_event_callback_register_any_args *args,
remote_connect_domain_event_callback_register_any_ret *ret)
{
int callbackID;
int rv = -1;
daemonClientEventCallbackPtr callback = NULL;
daemonClientEventCallbackPtr ref;
struct daemonClientPrivate *priv =
virNetServerClientGetPrivateData(client);
virDomainPtr dom = NULL;
if (!priv->conn) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open"));
goto cleanup;
}
virMutexLock(&priv->lock);
if (args->dom &&
!(dom = get_nonnull_domain(priv->conn, *args->dom)))
goto cleanup;
if (args->eventID >= VIR_DOMAIN_EVENT_ID_LAST || args->eventID < 0) {
virReportError(VIR_ERR_INTERNAL_ERROR, _("unsupported event ID %d"),
args->eventID);
goto cleanup;
}
/* If we call register first, we could append a complete callback
* to our array, but on OOM append failure, we'd have to then hope
* deregister works to undo our register. So instead we append an
* incomplete callback to our array, then register, then fix up
* our callback; but since VIR_APPEND_ELEMENT clears 'callback' on
* success, we use 'ref' to save a copy of the pointer. */
if (VIR_ALLOC(callback) < 0)
goto cleanup;
callback->client = client;
callback->eventID = args->eventID;
callback->callbackID = -1;
ref = callback;
if (VIR_APPEND_ELEMENT(priv->domainEventCallbacks,
priv->ndomainEventCallbacks,
callback) < 0)
goto cleanup;
if ((callbackID = virConnectDomainEventRegisterAny(priv->conn,
dom,
args->eventID,
domainEventCallbacks[args->eventID],
ref,
remoteEventCallbackFree)) < 0) {
VIR_SHRINK_N(priv->domainEventCallbacks,
priv->ndomainEventCallbacks, 1);
callback = ref;
goto cleanup;
}
ref->callbackID = callbackID;
ret->callbackID = callbackID;
rv = 0;
cleanup:
VIR_FREE(callback);
if (rv < 0)
virNetMessageSaveError(rerr);
virObjectUnref(dom);
virMutexUnlock(&priv->lock);
return rv;
}
static int
remoteDispatchConnectDomainEventDeregisterAny(virNetServerPtr server ATTRIBUTE_UNUSED,
virNetServerClientPtr client,
virNetMessagePtr msg ATTRIBUTE_UNUSED,
virNetMessageErrorPtr rerr ATTRIBUTE_UNUSED,
remote_connect_domain_event_deregister_any_args *args)
{
int callbackID = -1;
int rv = -1;
size_t i;
struct daemonClientPrivate *priv =
virNetServerClientGetPrivateData(client);
if (!priv->conn) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open"));
goto cleanup;
}
virMutexLock(&priv->lock);
/* We intentionally do not use VIR_DOMAIN_EVENT_ID_LAST here; any
* new domain events added after this point should only use the
* modern callback style of RPC. */
if (args->eventID > VIR_DOMAIN_EVENT_ID_DEVICE_REMOVED ||
args->eventID < 0) {
virReportError(VIR_ERR_INTERNAL_ERROR, _("unsupported event ID %d"),
args->eventID);
goto cleanup;
}
for (i = 0; i < priv->ndomainEventCallbacks; i++) {
if (priv->domainEventCallbacks[i]->eventID == args->eventID) {
callbackID = priv->domainEventCallbacks[i]->callbackID;
break;
}
}
if (callbackID < 0) {
virReportError(VIR_ERR_INTERNAL_ERROR,
_("domain event %d not registered"), args->eventID);
goto cleanup;
}
if (virConnectDomainEventDeregisterAny(priv->conn, callbackID) < 0)
goto cleanup;
VIR_DELETE_ELEMENT(priv->domainEventCallbacks, i,
priv->ndomainEventCallbacks);
rv = 0;
cleanup:
if (rv < 0)
virNetMessageSaveError(rerr);
virMutexUnlock(&priv->lock);
return rv;
}
static int
remoteDispatchConnectDomainEventCallbackDeregisterAny(virNetServerPtr server ATTRIBUTE_UNUSED,
virNetServerClientPtr client,
virNetMessagePtr msg ATTRIBUTE_UNUSED,
virNetMessageErrorPtr rerr ATTRIBUTE_UNUSED,
remote_connect_domain_event_callback_deregister_any_args *args)
{
int rv = -1;
size_t i;
struct daemonClientPrivate *priv =
virNetServerClientGetPrivateData(client);
if (!priv->conn) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open"));
goto cleanup;
}
virMutexLock(&priv->lock);
for (i = 0; i < priv->ndomainEventCallbacks; i++) {
if (priv->domainEventCallbacks[i]->callbackID == args->callbackID)
break;
}
if (i == priv->ndomainEventCallbacks) {
virReportError(VIR_ERR_INTERNAL_ERROR,
_("domain event callback %d not registered"),
args->callbackID);
goto cleanup;
}
if (virConnectDomainEventDeregisterAny(priv->conn, args->callbackID) < 0)
goto cleanup;
VIR_DELETE_ELEMENT(priv->domainEventCallbacks, i,
priv->ndomainEventCallbacks);
rv = 0;
cleanup:
if (rv < 0)
virNetMessageSaveError(rerr);
virMutexUnlock(&priv->lock);
return rv;
}
static int
qemuDispatchDomainMonitorCommand(virNetServerPtr server ATTRIBUTE_UNUSED,
virNetServerClientPtr client ATTRIBUTE_UNUSED,
virNetMessagePtr msg ATTRIBUTE_UNUSED,
virNetMessageErrorPtr rerr,
qemu_domain_monitor_command_args *args,
qemu_domain_monitor_command_ret *ret)
{
virDomainPtr dom = NULL;
int rv = -1;
struct daemonClientPrivate *priv =
virNetServerClientGetPrivateData(client);
if (!priv->conn) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open"));
goto cleanup;
}
if (!(dom = get_nonnull_domain(priv->conn, args->dom)))
goto cleanup;
if (virDomainQemuMonitorCommand(dom, args->cmd, &ret->result,
args->flags) < 0)
goto cleanup;
rv = 0;
cleanup:
if (rv < 0)
virNetMessageSaveError(rerr);
virObjectUnref(dom);
return rv;
}
static int
remoteDispatchDomainMigrateBegin3(virNetServerPtr server ATTRIBUTE_UNUSED,
virNetServerClientPtr client ATTRIBUTE_UNUSED,
virNetMessagePtr msg ATTRIBUTE_UNUSED,
virNetMessageErrorPtr rerr,
remote_domain_migrate_begin3_args *args,
remote_domain_migrate_begin3_ret *ret)
{
char *xml = NULL;
virDomainPtr dom = NULL;
char *dname;
char *xmlin;
char *cookieout = NULL;
int cookieoutlen = 0;
int rv = -1;
struct daemonClientPrivate *priv =
virNetServerClientGetPrivateData(client);
if (!priv->conn) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open"));
goto cleanup;
}
if (!(dom = get_nonnull_domain(priv->conn, args->dom)))
goto cleanup;
xmlin = args->xmlin == NULL ? NULL : *args->xmlin;
dname = args->dname == NULL ? NULL : *args->dname;
if (!(xml = virDomainMigrateBegin3(dom, xmlin,
&cookieout, &cookieoutlen,
args->flags, dname, args->resource)))
goto cleanup;
/* remoteDispatchClientRequest will free cookie and
* the xml string if there is one.
*/
ret->cookie_out.cookie_out_len = cookieoutlen;
ret->cookie_out.cookie_out_val = cookieout;
ret->xml = xml;
rv = 0;
cleanup:
if (rv < 0)
virNetMessageSaveError(rerr);
virObjectUnref(dom);
return rv;
}
static int
remoteDispatchDomainMigratePrepare3(virNetServerPtr server ATTRIBUTE_UNUSED,
virNetServerClientPtr client ATTRIBUTE_UNUSED,
virNetMessagePtr msg ATTRIBUTE_UNUSED,
virNetMessageErrorPtr rerr,
remote_domain_migrate_prepare3_args *args,
remote_domain_migrate_prepare3_ret *ret)
{
char *cookieout = NULL;
int cookieoutlen = 0;
char *uri_in;
char **uri_out;
char *dname;
int rv = -1;
struct daemonClientPrivate *priv =
virNetServerClientGetPrivateData(client);
if (!priv->conn) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open"));
goto cleanup;
}
uri_in = args->uri_in == NULL ? NULL : *args->uri_in;
dname = args->dname == NULL ? NULL : *args->dname;
/* Wacky world of XDR ... */
if (VIR_ALLOC(uri_out) < 0)
goto cleanup;
if (virDomainMigratePrepare3(priv->conn,
args->cookie_in.cookie_in_val,
args->cookie_in.cookie_in_len,
&cookieout, &cookieoutlen,
uri_in, uri_out,
args->flags, dname, args->resource,
args->dom_xml) < 0)
goto cleanup;
/* remoteDispatchClientRequest will free cookie, uri_out and
* the string if there is one.
*/
ret->cookie_out.cookie_out_len = cookieoutlen;
ret->cookie_out.cookie_out_val = cookieout;
ret->uri_out = *uri_out == NULL ? NULL : uri_out;
rv = 0;
cleanup:
if (rv < 0) {
virNetMessageSaveError(rerr);
VIR_FREE(uri_out);
}
return rv;
}
static int
remoteDispatchDomainMigratePerform3(virNetServerPtr server ATTRIBUTE_UNUSED,
virNetServerClientPtr client ATTRIBUTE_UNUSED,
virNetMessagePtr msg ATTRIBUTE_UNUSED,
virNetMessageErrorPtr rerr,
remote_domain_migrate_perform3_args *args,
remote_domain_migrate_perform3_ret *ret)
{
virDomainPtr dom = NULL;
char *xmlin;
char *dname;
char *uri;
char *dconnuri;
char *cookieout = NULL;
int cookieoutlen = 0;
int rv = -1;
struct daemonClientPrivate *priv =
virNetServerClientGetPrivateData(client);
if (!priv->conn) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open"));
goto cleanup;
}
if (!(dom = get_nonnull_domain(priv->conn, args->dom)))
goto cleanup;
xmlin = args->xmlin == NULL ? NULL : *args->xmlin;
dname = args->dname == NULL ? NULL : *args->dname;
uri = args->uri == NULL ? NULL : *args->uri;
dconnuri = args->dconnuri == NULL ? NULL : *args->dconnuri;
if (virDomainMigratePerform3(dom, xmlin,
args->cookie_in.cookie_in_val,
args->cookie_in.cookie_in_len,
&cookieout, &cookieoutlen,
dconnuri, uri,
args->flags, dname, args->resource) < 0)
goto cleanup;
/* remoteDispatchClientRequest will free cookie
*/
ret->cookie_out.cookie_out_len = cookieoutlen;
ret->cookie_out.cookie_out_val = cookieout;
rv = 0;
cleanup:
if (rv < 0)
virNetMessageSaveError(rerr);
virObjectUnref(dom);
return rv;
}
static int
remoteDispatchDomainMigrateFinish3(virNetServerPtr server ATTRIBUTE_UNUSED,
virNetServerClientPtr client ATTRIBUTE_UNUSED,
virNetMessagePtr msg ATTRIBUTE_UNUSED,
virNetMessageErrorPtr rerr,
remote_domain_migrate_finish3_args *args,
remote_domain_migrate_finish3_ret *ret)
{
virDomainPtr dom = NULL;
char *cookieout = NULL;
int cookieoutlen = 0;
char *uri;
char *dconnuri;
int rv = -1;
struct daemonClientPrivate *priv =
virNetServerClientGetPrivateData(client);
if (!priv->conn) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open"));
goto cleanup;
}
uri = args->uri == NULL ? NULL : *args->uri;
dconnuri = args->dconnuri == NULL ? NULL : *args->dconnuri;
if (!(dom = virDomainMigrateFinish3(priv->conn, args->dname,
args->cookie_in.cookie_in_val,
args->cookie_in.cookie_in_len,
&cookieout, &cookieoutlen,
dconnuri, uri,
args->flags,
args->cancelled)))
goto cleanup;
make_nonnull_domain(&ret->dom, dom);
/* remoteDispatchClientRequest will free cookie
*/
ret->cookie_out.cookie_out_len = cookieoutlen;
ret->cookie_out.cookie_out_val = cookieout;
rv = 0;
cleanup:
if (rv < 0) {
virNetMessageSaveError(rerr);
VIR_FREE(cookieout);
}
virObjectUnref(dom);
return rv;
}
static int
remoteDispatchDomainMigrateConfirm3(virNetServerPtr server ATTRIBUTE_UNUSED,
virNetServerClientPtr client ATTRIBUTE_UNUSED,
virNetMessagePtr msg ATTRIBUTE_UNUSED,
virNetMessageErrorPtr rerr,
remote_domain_migrate_confirm3_args *args)
{
virDomainPtr dom = NULL;
int rv = -1;
struct daemonClientPrivate *priv =
virNetServerClientGetPrivateData(client);
if (!priv->conn) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open"));
goto cleanup;
}
if (!(dom = get_nonnull_domain(priv->conn, args->dom)))
goto cleanup;
if (virDomainMigrateConfirm3(dom,
args->cookie_in.cookie_in_val,
args->cookie_in.cookie_in_len,
args->flags, args->cancelled) < 0)
goto cleanup;
rv = 0;
cleanup:
if (rv < 0)
virNetMessageSaveError(rerr);
virObjectUnref(dom);
return rv;
}
static int remoteDispatchConnectSupportsFeature(virNetServerPtr server ATTRIBUTE_UNUSED,
virNetServerClientPtr client,
virNetMessagePtr msg ATTRIBUTE_UNUSED,
virNetMessageErrorPtr rerr,
remote_connect_supports_feature_args *args,
remote_connect_supports_feature_ret *ret)
{
int rv = -1;
int supported;
struct daemonClientPrivate *priv =
virNetServerClientGetPrivateData(client);
/* This feature is checked before opening the connection, thus we must
* check it first.
*/
if (args->feature == VIR_DRV_FEATURE_PROGRAM_KEEPALIVE) {
if (virNetServerClientStartKeepAlive(client) < 0)
goto cleanup;
supported = 1;
goto done;
}
if (!priv->conn) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open"));
goto cleanup;
}
switch (args->feature) {
case VIR_DRV_FEATURE_FD_PASSING:
case VIR_DRV_FEATURE_REMOTE_EVENT_CALLBACK:
case VIR_DRV_FEATURE_REMOTE_CLOSE_CALLBACK:
supported = 1;
break;
default:
if ((supported = virConnectSupportsFeature(priv->conn, args->feature)) < 0)
goto cleanup;
break;
}
done:
ret->supported = supported;
rv = 0;
cleanup:
if (rv < 0)
virNetMessageSaveError(rerr);
return rv;
}
static int
remoteDispatchDomainOpenGraphics(virNetServerPtr server ATTRIBUTE_UNUSED,
virNetServerClientPtr client ATTRIBUTE_UNUSED,
virNetMessagePtr msg,
virNetMessageErrorPtr rerr,
remote_domain_open_graphics_args *args)
{
virDomainPtr dom = NULL;
int rv = -1;
int fd = -1;
struct daemonClientPrivate *priv =
virNetServerClientGetPrivateData(client);
if (!priv->conn) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open"));
goto cleanup;
}
if (!(dom = get_nonnull_domain(priv->conn, args->dom)))
goto cleanup;
if ((fd = virNetMessageDupFD(msg, 0)) < 0)
goto cleanup;
if (virDomainOpenGraphics(dom,
args->idx,
fd,
args->flags) < 0)
goto cleanup;
rv = 0;
cleanup:
VIR_FORCE_CLOSE(fd);
if (rv < 0)
virNetMessageSaveError(rerr);
virObjectUnref(dom);
return rv;
}
static int
remoteDispatchDomainOpenGraphicsFd(virNetServerPtr server ATTRIBUTE_UNUSED,
virNetServerClientPtr client ATTRIBUTE_UNUSED,
virNetMessagePtr msg,
virNetMessageErrorPtr rerr,
remote_domain_open_graphics_fd_args *args)
{
virDomainPtr dom = NULL;
int rv = -1;
int fd = -1;
struct daemonClientPrivate *priv =
virNetServerClientGetPrivateData(client);
if (!priv->conn) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open"));
goto cleanup;
}
if (!(dom = get_nonnull_domain(priv->conn, args->dom)))
goto cleanup;
if ((fd = virDomainOpenGraphicsFD(dom,
args->idx,
args->flags)) < 0)
goto cleanup;
if (virNetMessageAddFD(msg, fd) < 0)
goto cleanup;
/* return 1 here to let virNetServerProgramDispatchCall know
* we are passing a FD */
rv = 1;
cleanup:
VIR_FORCE_CLOSE(fd);
if (rv < 0)
virNetMessageSaveError(rerr);
virObjectUnref(dom);
return rv;
}
static int
remoteDispatchDomainGetInterfaceParameters(virNetServerPtr server ATTRIBUTE_UNUSED,
virNetServerClientPtr client ATTRIBUTE_UNUSED,
virNetMessagePtr msg ATTRIBUTE_UNUSED,
virNetMessageErrorPtr rerr,
remote_domain_get_interface_parameters_args *args,
remote_domain_get_interface_parameters_ret *ret)
{
virDomainPtr dom = NULL;
virTypedParameterPtr params = NULL;
const char *device = args->device;
int nparams = 0;
unsigned int flags;
int rv = -1;
struct daemonClientPrivate *priv =
virNetServerClientGetPrivateData(client);
if (!priv->conn) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open"));
goto cleanup;
}
flags = args->flags;
if (args->nparams > REMOTE_DOMAIN_INTERFACE_PARAMETERS_MAX) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("nparams too large"));
goto cleanup;
}
if (args->nparams && VIR_ALLOC_N(params, args->nparams) < 0)
goto cleanup;
nparams = args->nparams;
if (!(dom = get_nonnull_domain(priv->conn, args->dom)))
goto cleanup;
if (virDomainGetInterfaceParameters(dom, device, params, &nparams, flags) < 0)
goto cleanup;
/* In this case, we need to send back the number of parameters
* supported
*/
if (args->nparams == 0) {
ret->nparams = nparams;
goto success;
}
if (virTypedParamsSerialize(params, nparams,
(virTypedParameterRemotePtr *) &ret->params.params_val,
&ret->params.params_len,
flags) < 0)
goto cleanup;
success:
rv = 0;
cleanup:
if (rv < 0)
virNetMessageSaveError(rerr);
virTypedParamsFree(params, nparams);
virObjectUnref(dom);
return rv;
}
static int
remoteDispatchDomainGetCPUStats(virNetServerPtr server ATTRIBUTE_UNUSED,
virNetServerClientPtr client ATTRIBUTE_UNUSED,
virNetMessagePtr hdr ATTRIBUTE_UNUSED,
virNetMessageErrorPtr rerr,
remote_domain_get_cpu_stats_args *args,
remote_domain_get_cpu_stats_ret *ret)
{
virDomainPtr dom = NULL;
struct daemonClientPrivate *priv;
virTypedParameterPtr params = NULL;
int rv = -1;
int percpu_len = 0;
priv = virNetServerClientGetPrivateData(client);
if (!priv->conn) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open"));
goto cleanup;
}
if (args->nparams > REMOTE_NODE_CPU_STATS_MAX) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("nparams too large"));
goto cleanup;
}
if (args->ncpus > REMOTE_DOMAIN_GET_CPU_STATS_NCPUS_MAX) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("ncpus too large"));
goto cleanup;
}
if (args->nparams > 0 &&
VIR_ALLOC_N(params, args->ncpus * args->nparams) < 0)
goto cleanup;
if (!(dom = get_nonnull_domain(priv->conn, args->dom)))
goto cleanup;
percpu_len = virDomainGetCPUStats(dom, params, args->nparams,
args->start_cpu, args->ncpus,
args->flags);
if (percpu_len < 0)
goto cleanup;
/* If nparams == 0, the function returns a single value */
if (args->nparams == 0)
goto success;
if (virTypedParamsSerialize(params, args->nparams * args->ncpus,
(virTypedParameterRemotePtr *) &ret->params.params_val,
&ret->params.params_len,
args->flags) < 0)
goto cleanup;
success:
rv = 0;
ret->nparams = percpu_len;
if (args->nparams && !(args->flags & VIR_TYPED_PARAM_STRING_OKAY)) {
size_t i;
for (i = 0; i < percpu_len; i++) {
if (params[i].type == VIR_TYPED_PARAM_STRING)
ret->nparams--;
}
}
cleanup:
if (rv < 0)
virNetMessageSaveError(rerr);
virTypedParamsFree(params, args->ncpus * args->nparams);
virObjectUnref(dom);
return rv;
}
static int
remoteDispatchDomainGetDiskErrors(virNetServerPtr server ATTRIBUTE_UNUSED,
virNetServerClientPtr client,
virNetMessagePtr msg ATTRIBUTE_UNUSED,
virNetMessageErrorPtr rerr,
remote_domain_get_disk_errors_args *args,
remote_domain_get_disk_errors_ret *ret)
{
int rv = -1;
virDomainPtr dom = NULL;
virDomainDiskErrorPtr errors = NULL;
int len = 0;
struct daemonClientPrivate *priv =
virNetServerClientGetPrivateData(client);
if (!priv->conn) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open"));
goto cleanup;
}
if (!(dom = get_nonnull_domain(priv->conn, args->dom)))
goto cleanup;
if (args->maxerrors > REMOTE_DOMAIN_DISK_ERRORS_MAX) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s",
_("maxerrors too large"));
goto cleanup;
}
if (args->maxerrors &&
VIR_ALLOC_N(errors, args->maxerrors) < 0)
goto cleanup;
if ((len = virDomainGetDiskErrors(dom, errors,
args->maxerrors,
args->flags)) < 0)
goto cleanup;
ret->nerrors = len;
if (errors &&
remoteSerializeDomainDiskErrors(errors, len,
&ret->errors.errors_val,
&ret->errors.errors_len) < 0)
goto cleanup;
rv = 0;
cleanup:
if (rv < 0)
virNetMessageSaveError(rerr);
virObjectUnref(dom);
if (errors && len > 0) {
size_t i;
for (i = 0; i < len; i++)
VIR_FREE(errors[i].disk);
}
VIR_FREE(errors);
return rv;
}
static int
remoteDispatchNodeGetMemoryParameters(virNetServerPtr server ATTRIBUTE_UNUSED,
virNetServerClientPtr client ATTRIBUTE_UNUSED,
virNetMessagePtr msg ATTRIBUTE_UNUSED,
virNetMessageErrorPtr rerr,
remote_node_get_memory_parameters_args *args,
remote_node_get_memory_parameters_ret *ret)
{
virTypedParameterPtr params = NULL;
int nparams = 0;
unsigned int flags;
int rv = -1;
struct daemonClientPrivate *priv =
virNetServerClientGetPrivateData(client);
if (!priv->conn) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open"));
goto cleanup;
}
flags = args->flags;
if (args->nparams > REMOTE_NODE_MEMORY_PARAMETERS_MAX) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("nparams too large"));
goto cleanup;
}
if (args->nparams && VIR_ALLOC_N(params, args->nparams) < 0)
goto cleanup;
nparams = args->nparams;
if (virNodeGetMemoryParameters(priv->conn, params, &nparams, flags) < 0)
goto cleanup;
/* In this case, we need to send back the number of parameters
* supported
*/
if (args->nparams == 0) {
ret->nparams = nparams;
goto success;
}
if (virTypedParamsSerialize(params, nparams,
(virTypedParameterRemotePtr *) &ret->params.params_val,
&ret->params.params_len,
args->flags) < 0)
goto cleanup;
success:
rv = 0;
cleanup:
if (rv < 0)
virNetMessageSaveError(rerr);
virTypedParamsFree(params, nparams);
return rv;
}
static int
remoteDispatchNodeGetCPUMap(virNetServerPtr server ATTRIBUTE_UNUSED,
virNetServerClientPtr client ATTRIBUTE_UNUSED,
virNetMessagePtr msg ATTRIBUTE_UNUSED,
virNetMessageErrorPtr rerr,
remote_node_get_cpu_map_args *args,
remote_node_get_cpu_map_ret *ret)
{
unsigned char *cpumap = NULL;
unsigned int online = 0;
unsigned int flags;
int cpunum;
int rv = -1;
struct daemonClientPrivate *priv =
virNetServerClientGetPrivateData(client);
if (!priv->conn) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open"));
goto cleanup;
}
flags = args->flags;
cpunum = virNodeGetCPUMap(priv->conn, args->need_map ? &cpumap : NULL,
args->need_online ? &online : NULL, flags);
if (cpunum < 0)
goto cleanup;
/* 'serialize' return cpumap */
if (args->need_map) {
ret->cpumap.cpumap_len = VIR_CPU_MAPLEN(cpunum);
ret->cpumap.cpumap_val = (char *) cpumap;
cpumap = NULL;
}
ret->online = online;
ret->ret = cpunum;
rv = 0;
cleanup:
if (rv < 0)
virNetMessageSaveError(rerr);
VIR_FREE(cpumap);
return rv;
}
static int
lxcDispatchDomainOpenNamespace(virNetServerPtr server ATTRIBUTE_UNUSED,
virNetServerClientPtr client ATTRIBUTE_UNUSED,
virNetMessagePtr msg ATTRIBUTE_UNUSED,
virNetMessageErrorPtr rerr,
lxc_domain_open_namespace_args *args)
{
int rv = -1;
struct daemonClientPrivate *priv =
virNetServerClientGetPrivateData(client);
int *fdlist = NULL;
int ret;
virDomainPtr dom = NULL;
size_t i;
if (!priv->conn) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open"));
goto cleanup;
}
if (!(dom = get_nonnull_domain(priv->conn, args->dom)))
goto cleanup;
ret = virDomainLxcOpenNamespace(dom,
&fdlist,
args->flags);
if (ret < 0)
goto cleanup;
/* We shouldn't have received any from the client,
* but in case they're playing games with us, prevent
* a resource leak
*/
for (i = 0; i < msg->nfds; i++)
VIR_FORCE_CLOSE(msg->fds[i]);
VIR_FREE(msg->fds);
msg->nfds = 0;
msg->fds = fdlist;
msg->nfds = ret;
rv = 1;
cleanup:
if (rv < 0)
virNetMessageSaveError(rerr);
virObjectUnref(dom);
return rv;
}
static int
remoteDispatchDomainGetJobStats(virNetServerPtr server ATTRIBUTE_UNUSED,
virNetServerClientPtr client,
virNetMessagePtr msg ATTRIBUTE_UNUSED,
virNetMessageErrorPtr rerr,
remote_domain_get_job_stats_args *args,
remote_domain_get_job_stats_ret *ret)
{
virDomainPtr dom = NULL;
virTypedParameterPtr params = NULL;
int nparams = 0;
int rv = -1;
struct daemonClientPrivate *priv =
virNetServerClientGetPrivateData(client);
if (!priv->conn) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open"));
goto cleanup;
}
if (!(dom = get_nonnull_domain(priv->conn, args->dom)))
goto cleanup;
if (virDomainGetJobStats(dom, &ret->type, &params,
&nparams, args->flags) < 0)
goto cleanup;
if (nparams > REMOTE_DOMAIN_JOB_STATS_MAX) {
virReportError(VIR_ERR_RPC,
_("Too many job stats '%d' for limit '%d'"),
nparams, REMOTE_DOMAIN_JOB_STATS_MAX);
goto cleanup;
}
if (virTypedParamsSerialize(params, nparams,
(virTypedParameterRemotePtr *) &ret->params.params_val,
&ret->params.params_len,
0) < 0)
goto cleanup;
rv = 0;
cleanup:
if (rv < 0)
virNetMessageSaveError(rerr);
virTypedParamsFree(params, nparams);
virObjectUnref(dom);
return rv;
}
static int
remoteDispatchDomainMigrateBegin3Params(virNetServerPtr server ATTRIBUTE_UNUSED,
virNetServerClientPtr client ATTRIBUTE_UNUSED,
virNetMessagePtr msg ATTRIBUTE_UNUSED,
virNetMessageErrorPtr rerr,
remote_domain_migrate_begin3_params_args *args,
remote_domain_migrate_begin3_params_ret *ret)
{
char *xml = NULL;
virDomainPtr dom = NULL;
virTypedParameterPtr params = NULL;
int nparams = 0;
char *cookieout = NULL;
int cookieoutlen = 0;
int rv = -1;
struct daemonClientPrivate *priv =
virNetServerClientGetPrivateData(client);
if (!priv->conn) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open"));
goto cleanup;
}
if (args->params.params_len > REMOTE_DOMAIN_MIGRATE_PARAM_LIST_MAX) {
virReportError(VIR_ERR_RPC,
_("Too many migration parameters '%d' for limit '%d'"),
args->params.params_len, REMOTE_DOMAIN_MIGRATE_PARAM_LIST_MAX);
goto cleanup;
}
if (!(dom = get_nonnull_domain(priv->conn, args->dom)))
goto cleanup;
if (virTypedParamsDeserialize((virTypedParameterRemotePtr) args->params.params_val,
args->params.params_len,
0, &params, &nparams) < 0)
goto cleanup;
if (!(xml = virDomainMigrateBegin3Params(dom, params, nparams,
&cookieout, &cookieoutlen,
args->flags)))
goto cleanup;
ret->cookie_out.cookie_out_len = cookieoutlen;
ret->cookie_out.cookie_out_val = cookieout;
ret->xml = xml;
rv = 0;
cleanup:
virTypedParamsFree(params, nparams);
if (rv < 0)
virNetMessageSaveError(rerr);
virObjectUnref(dom);
return rv;
}
static int
remoteDispatchDomainMigratePrepare3Params(virNetServerPtr server ATTRIBUTE_UNUSED,
virNetServerClientPtr client ATTRIBUTE_UNUSED,
virNetMessagePtr msg ATTRIBUTE_UNUSED,
virNetMessageErrorPtr rerr,
remote_domain_migrate_prepare3_params_args *args,
remote_domain_migrate_prepare3_params_ret *ret)
{
virTypedParameterPtr params = NULL;
int nparams = 0;
char *cookieout = NULL;
int cookieoutlen = 0;
char **uri_out;
int rv = -1;
struct daemonClientPrivate *priv =
virNetServerClientGetPrivateData(client);
if (!priv->conn) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open"));
goto cleanup;
}
if (args->params.params_len > REMOTE_DOMAIN_MIGRATE_PARAM_LIST_MAX) {
virReportError(VIR_ERR_RPC,
_("Too many migration parameters '%d' for limit '%d'"),
args->params.params_len, REMOTE_DOMAIN_MIGRATE_PARAM_LIST_MAX);
goto cleanup;
}
if (virTypedParamsDeserialize((virTypedParameterRemotePtr) args->params.params_val,
args->params.params_len,
0, &params, &nparams) < 0)
goto cleanup;
/* Wacky world of XDR ... */
if (VIR_ALLOC(uri_out) < 0)
goto cleanup;
if (virDomainMigratePrepare3Params(priv->conn, params, nparams,
args->cookie_in.cookie_in_val,
args->cookie_in.cookie_in_len,
&cookieout, &cookieoutlen,
uri_out, args->flags) < 0)
goto cleanup;
ret->cookie_out.cookie_out_len = cookieoutlen;
ret->cookie_out.cookie_out_val = cookieout;
ret->uri_out = !*uri_out ? NULL : uri_out;
rv = 0;
cleanup:
virTypedParamsFree(params, nparams);
if (rv < 0) {
virNetMessageSaveError(rerr);
VIR_FREE(uri_out);
}
return rv;
}
static int
remoteDispatchDomainMigratePrepareTunnel3Params(virNetServerPtr server ATTRIBUTE_UNUSED,
virNetServerClientPtr client,
virNetMessagePtr msg,
virNetMessageErrorPtr rerr,
remote_domain_migrate_prepare_tunnel3_params_args *args,
remote_domain_migrate_prepare_tunnel3_params_ret *ret)
{
virTypedParameterPtr params = NULL;
int nparams = 0;
char *cookieout = NULL;
int cookieoutlen = 0;
int rv = -1;
struct daemonClientPrivate *priv =
virNetServerClientGetPrivateData(client);
virStreamPtr st = NULL;
daemonClientStreamPtr stream = NULL;
if (!priv->conn) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open"));
goto cleanup;
}
if (args->params.params_len > REMOTE_DOMAIN_MIGRATE_PARAM_LIST_MAX) {
virReportError(VIR_ERR_RPC,
_("Too many migration parameters '%d' for limit '%d'"),
args->params.params_len, REMOTE_DOMAIN_MIGRATE_PARAM_LIST_MAX);
goto cleanup;
}
if (virTypedParamsDeserialize((virTypedParameterRemotePtr) args->params.params_val,
args->params.params_len,
0, &params, &nparams) < 0)
goto cleanup;
if (!(st = virStreamNew(priv->conn, VIR_STREAM_NONBLOCK)) ||
!(stream = daemonCreateClientStream(client, st, remoteProgram,
&msg->header)))
goto cleanup;
if (virDomainMigratePrepareTunnel3Params(priv->conn, st, params, nparams,
args->cookie_in.cookie_in_val,
args->cookie_in.cookie_in_len,
&cookieout, &cookieoutlen,
args->flags) < 0)
goto cleanup;
if (daemonAddClientStream(client, stream, false) < 0)
goto cleanup;
ret->cookie_out.cookie_out_val = cookieout;
ret->cookie_out.cookie_out_len = cookieoutlen;
rv = 0;
cleanup:
virTypedParamsFree(params, nparams);
if (rv < 0) {
virNetMessageSaveError(rerr);
VIR_FREE(cookieout);
if (stream) {
virStreamAbort(st);
daemonFreeClientStream(client, stream);
} else {
virObjectUnref(st);
}
}
return rv;
}
static int
remoteDispatchDomainMigratePerform3Params(virNetServerPtr server ATTRIBUTE_UNUSED,
virNetServerClientPtr client ATTRIBUTE_UNUSED,
virNetMessagePtr msg ATTRIBUTE_UNUSED,
virNetMessageErrorPtr rerr,
remote_domain_migrate_perform3_params_args *args,
remote_domain_migrate_perform3_params_ret *ret)
{
virTypedParameterPtr params = NULL;
int nparams = 0;
virDomainPtr dom = NULL;
char *cookieout = NULL;
int cookieoutlen = 0;
char *dconnuri;
int rv = -1;
struct daemonClientPrivate *priv =
virNetServerClientGetPrivateData(client);
if (!priv->conn) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open"));
goto cleanup;
}
if (args->params.params_len > REMOTE_DOMAIN_MIGRATE_PARAM_LIST_MAX) {
virReportError(VIR_ERR_RPC,
_("Too many migration parameters '%d' for limit '%d'"),
args->params.params_len, REMOTE_DOMAIN_MIGRATE_PARAM_LIST_MAX);
goto cleanup;
}
if (!(dom = get_nonnull_domain(priv->conn, args->dom)))
goto cleanup;
if (virTypedParamsDeserialize((virTypedParameterRemotePtr) args->params.params_val,
args->params.params_len,
0, &params, &nparams) < 0)
goto cleanup;
dconnuri = args->dconnuri == NULL ? NULL : *args->dconnuri;
if (virDomainMigratePerform3Params(dom, dconnuri, params, nparams,
args->cookie_in.cookie_in_val,
args->cookie_in.cookie_in_len,
&cookieout, &cookieoutlen,
args->flags) < 0)
goto cleanup;
ret->cookie_out.cookie_out_len = cookieoutlen;
ret->cookie_out.cookie_out_val = cookieout;
rv = 0;
cleanup:
virTypedParamsFree(params, nparams);
if (rv < 0)
virNetMessageSaveError(rerr);
virObjectUnref(dom);
return rv;
}
static int
remoteDispatchDomainMigrateFinish3Params(virNetServerPtr server ATTRIBUTE_UNUSED,
virNetServerClientPtr client ATTRIBUTE_UNUSED,
virNetMessagePtr msg ATTRIBUTE_UNUSED,
virNetMessageErrorPtr rerr,
remote_domain_migrate_finish3_params_args *args,
remote_domain_migrate_finish3_params_ret *ret)
{
virTypedParameterPtr params = NULL;
int nparams = 0;
virDomainPtr dom = NULL;
char *cookieout = NULL;
int cookieoutlen = 0;
int rv = -1;
struct daemonClientPrivate *priv =
virNetServerClientGetPrivateData(client);
if (!priv->conn) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open"));
goto cleanup;
}
if (args->params.params_len > REMOTE_DOMAIN_MIGRATE_PARAM_LIST_MAX) {
virReportError(VIR_ERR_RPC,
_("Too many migration parameters '%d' for limit '%d'"),
args->params.params_len, REMOTE_DOMAIN_MIGRATE_PARAM_LIST_MAX);
goto cleanup;
}
if (virTypedParamsDeserialize((virTypedParameterRemotePtr) args->params.params_val,
args->params.params_len,
0, &params, &nparams) < 0)
goto cleanup;
dom = virDomainMigrateFinish3Params(priv->conn, params, nparams,
args->cookie_in.cookie_in_val,
args->cookie_in.cookie_in_len,
&cookieout, &cookieoutlen,
args->flags, args->cancelled);
if (!dom)
goto cleanup;
make_nonnull_domain(&ret->dom, dom);
ret->cookie_out.cookie_out_len = cookieoutlen;
ret->cookie_out.cookie_out_val = cookieout;
rv = 0;
cleanup:
virTypedParamsFree(params, nparams);
if (rv < 0) {
virNetMessageSaveError(rerr);
VIR_FREE(cookieout);
}
virObjectUnref(dom);
return rv;
}
static int
remoteDispatchDomainMigrateConfirm3Params(virNetServerPtr server ATTRIBUTE_UNUSED,
virNetServerClientPtr client ATTRIBUTE_UNUSED,
virNetMessagePtr msg ATTRIBUTE_UNUSED,
virNetMessageErrorPtr rerr,
remote_domain_migrate_confirm3_params_args *args)
{
virTypedParameterPtr params = NULL;
int nparams = 0;
virDomainPtr dom = NULL;
int rv = -1;
struct daemonClientPrivate *priv =
virNetServerClientGetPrivateData(client);
if (!priv->conn) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open"));
goto cleanup;
}
if (args->params.params_len > REMOTE_DOMAIN_MIGRATE_PARAM_LIST_MAX) {
virReportError(VIR_ERR_RPC,
_("Too many migration parameters '%d' for limit '%d'"),
args->params.params_len, REMOTE_DOMAIN_MIGRATE_PARAM_LIST_MAX);
goto cleanup;
}
if (!(dom = get_nonnull_domain(priv->conn, args->dom)))
goto cleanup;
if (virTypedParamsDeserialize((virTypedParameterRemotePtr) args->params.params_val,
args->params.params_len,
0, &params, &nparams) < 0)
goto cleanup;
if (virDomainMigrateConfirm3Params(dom, params, nparams,
args->cookie_in.cookie_in_val,
args->cookie_in.cookie_in_len,
args->flags, args->cancelled) < 0)
goto cleanup;
rv = 0;
cleanup:
virTypedParamsFree(params, nparams);
if (rv < 0)
virNetMessageSaveError(rerr);
virObjectUnref(dom);
return rv;
}
static int
remoteDispatchConnectGetCPUModelNames(virNetServerPtr server ATTRIBUTE_UNUSED,
virNetServerClientPtr client ATTRIBUTE_UNUSED,
virNetMessagePtr msg ATTRIBUTE_UNUSED,
virNetMessageErrorPtr rerr,
remote_connect_get_cpu_model_names_args *args,
remote_connect_get_cpu_model_names_ret *ret)
{
int len, rv = -1;
char **models = NULL;
struct daemonClientPrivate *priv =
virNetServerClientGetPrivateData(client);
if (!priv->conn) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open"));
goto cleanup;
}
len = virConnectGetCPUModelNames(priv->conn, args->arch,
args->need_results ? &models : NULL,
args->flags);
if (len < 0)
goto cleanup;
if (len > REMOTE_CONNECT_CPU_MODELS_MAX) {
virReportError(VIR_ERR_RPC,
_("Too many CPU models '%d' for limit '%d'"),
len, REMOTE_CONNECT_CPU_MODELS_MAX);
goto cleanup;
}
if (len && models) {
ret->models.models_val = models;
ret->models.models_len = len;
models = NULL;
} else {
ret->models.models_val = NULL;
ret->models.models_len = 0;
}
ret->ret = len;
rv = 0;
cleanup:
if (rv < 0)
virNetMessageSaveError(rerr);
virStringFreeList(models);
return rv;
}
static int
remoteDispatchDomainCreateXMLWithFiles(virNetServerPtr server ATTRIBUTE_UNUSED,
virNetServerClientPtr client,
virNetMessagePtr msg ATTRIBUTE_UNUSED,
virNetMessageErrorPtr rerr,
remote_domain_create_xml_with_files_args *args,
remote_domain_create_xml_with_files_ret *ret)
{
int rv = -1;
virDomainPtr dom = NULL;
struct daemonClientPrivate *priv =
virNetServerClientGetPrivateData(client);
int *files = NULL;
unsigned int nfiles = 0;
size_t i;
if (!priv->conn) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open"));
goto cleanup;
}
if (VIR_ALLOC_N(files, msg->nfds) < 0)
goto cleanup;
for (i = 0; i < msg->nfds; i++) {
if ((files[i] = virNetMessageDupFD(msg, i)) < 0)
goto cleanup;
nfiles++;
}
if ((dom = virDomainCreateXMLWithFiles(priv->conn, args->xml_desc,
nfiles, files,
args->flags)) == NULL)
goto cleanup;
make_nonnull_domain(&ret->dom, dom);
rv = 0;
cleanup:
for (i = 0; i < nfiles; i++)
VIR_FORCE_CLOSE(files[i]);
VIR_FREE(files);
if (rv < 0)
virNetMessageSaveError(rerr);
virObjectUnref(dom);
return rv;
}
static int remoteDispatchDomainCreateWithFiles(virNetServerPtr server ATTRIBUTE_UNUSED,
virNetServerClientPtr client,
virNetMessagePtr msg ATTRIBUTE_UNUSED,
virNetMessageErrorPtr rerr,
remote_domain_create_with_files_args *args,
remote_domain_create_with_files_ret *ret)
{
int rv = -1;
virDomainPtr dom = NULL;
struct daemonClientPrivate *priv =
virNetServerClientGetPrivateData(client);
int *files = NULL;
unsigned int nfiles = 0;
size_t i;
if (!priv->conn) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open"));
goto cleanup;
}
if (VIR_ALLOC_N(files, msg->nfds) < 0)
goto cleanup;
for (i = 0; i < msg->nfds; i++) {
if ((files[i] = virNetMessageDupFD(msg, i)) < 0)
goto cleanup;
nfiles++;
}
if (!(dom = get_nonnull_domain(priv->conn, args->dom)))
goto cleanup;
if (virDomainCreateWithFiles(dom,
nfiles, files,
args->flags) < 0)
goto cleanup;
make_nonnull_domain(&ret->dom, dom);
rv = 0;
cleanup:
for (i = 0; i < nfiles; i++)
VIR_FORCE_CLOSE(files[i]);
VIR_FREE(files);
if (rv < 0)
virNetMessageSaveError(rerr);
virObjectUnref(dom);
return rv;
}
static int
remoteDispatchConnectNetworkEventRegisterAny(virNetServerPtr server ATTRIBUTE_UNUSED,
virNetServerClientPtr client,
virNetMessagePtr msg ATTRIBUTE_UNUSED,
virNetMessageErrorPtr rerr ATTRIBUTE_UNUSED,
remote_connect_network_event_register_any_args *args,
remote_connect_network_event_register_any_ret *ret)
{
int callbackID;
int rv = -1;
daemonClientEventCallbackPtr callback = NULL;
daemonClientEventCallbackPtr ref;
struct daemonClientPrivate *priv =
virNetServerClientGetPrivateData(client);
virNetworkPtr net = NULL;
if (!priv->conn) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open"));
goto cleanup;
}
virMutexLock(&priv->lock);
if (args->net &&
!(net = get_nonnull_network(priv->conn, *args->net)))
goto cleanup;
if (args->eventID >= VIR_NETWORK_EVENT_ID_LAST || args->eventID < 0) {
virReportError(VIR_ERR_INTERNAL_ERROR,
_("unsupported network event ID %d"), args->eventID);
goto cleanup;
}
/* If we call register first, we could append a complete callback
* to our array, but on OOM append failure, we'd have to then hope
* deregister works to undo our register. So instead we append an
* incomplete callback to our array, then register, then fix up
* our callback; but since VIR_APPEND_ELEMENT clears 'callback' on
* success, we use 'ref' to save a copy of the pointer. */
if (VIR_ALLOC(callback) < 0)
goto cleanup;
callback->client = client;
callback->eventID = args->eventID;
callback->callbackID = -1;
ref = callback;
if (VIR_APPEND_ELEMENT(priv->networkEventCallbacks,
priv->nnetworkEventCallbacks,
callback) < 0)
goto cleanup;
if ((callbackID = virConnectNetworkEventRegisterAny(priv->conn,
net,
args->eventID,
networkEventCallbacks[args->eventID],
ref,
remoteEventCallbackFree)) < 0) {
VIR_SHRINK_N(priv->networkEventCallbacks,
priv->nnetworkEventCallbacks, 1);
callback = ref;
goto cleanup;
}
ref->callbackID = callbackID;
ret->callbackID = callbackID;
rv = 0;
cleanup:
VIR_FREE(callback);
if (rv < 0)
virNetMessageSaveError(rerr);
virObjectUnref(net);
virMutexUnlock(&priv->lock);
return rv;
}
static int
remoteDispatchConnectNetworkEventDeregisterAny(virNetServerPtr server ATTRIBUTE_UNUSED,
virNetServerClientPtr client,
virNetMessagePtr msg ATTRIBUTE_UNUSED,
virNetMessageErrorPtr rerr ATTRIBUTE_UNUSED,
remote_connect_network_event_deregister_any_args *args)
{
int rv = -1;
size_t i;
struct daemonClientPrivate *priv =
virNetServerClientGetPrivateData(client);
if (!priv->conn) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open"));
goto cleanup;
}
virMutexLock(&priv->lock);
for (i = 0; i < priv->nnetworkEventCallbacks; i++) {
if (priv->networkEventCallbacks[i]->callbackID == args->callbackID)
break;
}
if (i == priv->nnetworkEventCallbacks) {
virReportError(VIR_ERR_INTERNAL_ERROR,
_("network event callback %d not registered"),
args->callbackID);
goto cleanup;
}
if (virConnectNetworkEventDeregisterAny(priv->conn, args->callbackID) < 0)
goto cleanup;
VIR_DELETE_ELEMENT(priv->networkEventCallbacks, i,
priv->nnetworkEventCallbacks);
rv = 0;
cleanup:
if (rv < 0)
virNetMessageSaveError(rerr);
virMutexUnlock(&priv->lock);
return rv;
}
static int
qemuDispatchConnectDomainMonitorEventRegister(virNetServerPtr server ATTRIBUTE_UNUSED,
virNetServerClientPtr client,
virNetMessagePtr msg ATTRIBUTE_UNUSED,
virNetMessageErrorPtr rerr ATTRIBUTE_UNUSED,
qemu_connect_domain_monitor_event_register_args *args,
qemu_connect_domain_monitor_event_register_ret *ret)
{
int callbackID;
int rv = -1;
daemonClientEventCallbackPtr callback = NULL;
daemonClientEventCallbackPtr ref;
struct daemonClientPrivate *priv =
virNetServerClientGetPrivateData(client);
virDomainPtr dom = NULL;
const char *event = args->event ? *args->event : NULL;
if (!priv->conn) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open"));
goto cleanup;
}
virMutexLock(&priv->lock);
if (args->dom &&
!(dom = get_nonnull_domain(priv->conn, *args->dom)))
goto cleanup;
/* If we call register first, we could append a complete callback
* to our array, but on OOM append failure, we'd have to then hope
* deregister works to undo our register. So instead we append an
* incomplete callback to our array, then register, then fix up
* our callback; but since VIR_APPEND_ELEMENT clears 'callback' on
* success, we use 'ref' to save a copy of the pointer. */
if (VIR_ALLOC(callback) < 0)
goto cleanup;
callback->client = client;
callback->callbackID = -1;
ref = callback;
if (VIR_APPEND_ELEMENT(priv->qemuEventCallbacks,
priv->nqemuEventCallbacks,
callback) < 0)
goto cleanup;
if ((callbackID = virConnectDomainQemuMonitorEventRegister(priv->conn,
dom,
event,
remoteRelayDomainQemuMonitorEvent,
ref,
remoteEventCallbackFree,
args->flags)) < 0) {
VIR_SHRINK_N(priv->qemuEventCallbacks,
priv->nqemuEventCallbacks, 1);
callback = ref;
goto cleanup;
}
ref->callbackID = callbackID;
ret->callbackID = callbackID;
rv = 0;
cleanup:
VIR_FREE(callback);
if (rv < 0)
virNetMessageSaveError(rerr);
virObjectUnref(dom);
virMutexUnlock(&priv->lock);
return rv;
}
static int
qemuDispatchConnectDomainMonitorEventDeregister(virNetServerPtr server ATTRIBUTE_UNUSED,
virNetServerClientPtr client,
virNetMessagePtr msg ATTRIBUTE_UNUSED,
virNetMessageErrorPtr rerr ATTRIBUTE_UNUSED,
qemu_connect_domain_monitor_event_deregister_args *args)
{
int rv = -1;
size_t i;
struct daemonClientPrivate *priv =
virNetServerClientGetPrivateData(client);
if (!priv->conn) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open"));
goto cleanup;
}
virMutexLock(&priv->lock);
for (i = 0; i < priv->nqemuEventCallbacks; i++) {
if (priv->qemuEventCallbacks[i]->callbackID == args->callbackID)
break;
}
if (i == priv->nqemuEventCallbacks) {
virReportError(VIR_ERR_INTERNAL_ERROR,
_("qemu monitor event callback %d not registered"),
args->callbackID);
goto cleanup;
}
if (virConnectDomainQemuMonitorEventDeregister(priv->conn,
args->callbackID) < 0)
goto cleanup;
VIR_DELETE_ELEMENT(priv->qemuEventCallbacks, i,
priv->nqemuEventCallbacks);
rv = 0;
cleanup:
if (rv < 0)
virNetMessageSaveError(rerr);
virMutexUnlock(&priv->lock);
return rv;
}
static int
remoteDispatchDomainGetTime(virNetServerPtr server ATTRIBUTE_UNUSED,
virNetServerClientPtr client,
virNetMessagePtr msg ATTRIBUTE_UNUSED,
virNetMessageErrorPtr rerr,
remote_domain_get_time_args *args,
remote_domain_get_time_ret *ret)
{
int rv = -1;
virDomainPtr dom = NULL;
long long seconds;
unsigned int nseconds;
struct daemonClientPrivate *priv =
virNetServerClientGetPrivateData(client);
if (!priv->conn) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open"));
goto cleanup;
}
if (!(dom = get_nonnull_domain(priv->conn, args->dom)))
goto cleanup;
if (virDomainGetTime(dom, &seconds, &nseconds, args->flags) < 0)
goto cleanup;
ret->seconds = seconds;
ret->nseconds = nseconds;
rv = 0;
cleanup:
if (rv < 0)
virNetMessageSaveError(rerr);
virObjectUnref(dom);
return rv;
}
static int
remoteDispatchNodeGetFreePages(virNetServerPtr server ATTRIBUTE_UNUSED,
virNetServerClientPtr client,
virNetMessagePtr msg ATTRIBUTE_UNUSED,
virNetMessageErrorPtr rerr,
remote_node_get_free_pages_args *args,
remote_node_get_free_pages_ret *ret)
{
int rv = -1;
int len;
struct daemonClientPrivate *priv =
virNetServerClientGetPrivateData(client);
if (!priv->conn) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open"));
goto cleanup;
}
if (args->pages.pages_len * args->cellCount > REMOTE_NODE_MAX_CELLS) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s",
_("the result won't fit into REMOTE_NODE_MAX_CELLS"));
goto cleanup;
}
/* Allocate return buffer. */
if (VIR_ALLOC_N(ret->counts.counts_val,
args->pages.pages_len * args->cellCount) < 0)
goto cleanup;
if ((len = virNodeGetFreePages(priv->conn,
args->pages.pages_len,
args->pages.pages_val,
args->startCell,
args->cellCount,
(unsigned long long *) ret->counts.counts_val,
args->flags)) <= 0)
goto cleanup;
ret->counts.counts_len = len;
rv = 0;
cleanup:
if (rv < 0) {
virNetMessageSaveError(rerr);
VIR_FREE(ret->counts.counts_val);
}
return rv;
}
/* Copy contents of virNetworkDHCPLeasePtr to remote_network_dhcp_lease */
static int
remoteSerializeDHCPLease(remote_network_dhcp_lease *lease_dst, virNetworkDHCPLeasePtr lease_src)
{
char **mac_tmp = NULL;
char **iaid_tmp = NULL;
char **hostname_tmp = NULL;
char **clientid_tmp = NULL;
lease_dst->expirytime = lease_src->expirytime;
lease_dst->type = lease_src->type;
lease_dst->prefix = lease_src->prefix;
if (VIR_STRDUP(lease_dst->iface, lease_src->iface) < 0 ||
VIR_STRDUP(lease_dst->ipaddr, lease_src->ipaddr) < 0)
goto error;
if (lease_src->mac) {
if (VIR_ALLOC(mac_tmp) < 0 ||
VIR_STRDUP(*mac_tmp, lease_src->mac) < 0)
goto error;
}
if (lease_src->iaid) {
if (VIR_ALLOC(iaid_tmp) < 0 ||
VIR_STRDUP(*iaid_tmp, lease_src->iaid) < 0)
goto error;
}
if (lease_src->hostname) {
if (VIR_ALLOC(hostname_tmp) < 0 ||
VIR_STRDUP(*hostname_tmp, lease_src->hostname) < 0)
goto error;
}
if (lease_src->clientid) {
if (VIR_ALLOC(clientid_tmp) < 0 ||
VIR_STRDUP(*clientid_tmp, lease_src->clientid) < 0)
goto error;
}
lease_dst->mac = mac_tmp;
lease_dst->iaid = iaid_tmp;
lease_dst->hostname = hostname_tmp;
lease_dst->clientid = clientid_tmp;
return 0;
error:
if (mac_tmp)
VIR_FREE(*mac_tmp);
if (iaid_tmp)
VIR_FREE(*iaid_tmp);
if (hostname_tmp)
VIR_FREE(*hostname_tmp);
if (clientid_tmp)
VIR_FREE(*clientid_tmp);
VIR_FREE(mac_tmp);
VIR_FREE(iaid_tmp);
VIR_FREE(hostname_tmp);
VIR_FREE(clientid_tmp);
VIR_FREE(lease_dst->ipaddr);
VIR_FREE(lease_dst->iface);
return -1;
}
static int
remoteDispatchNetworkGetDHCPLeases(virNetServerPtr server ATTRIBUTE_UNUSED,
virNetServerClientPtr client,
virNetMessagePtr msg ATTRIBUTE_UNUSED,
virNetMessageErrorPtr rerr,
remote_network_get_dhcp_leases_args *args,
remote_network_get_dhcp_leases_ret *ret)
{
int rv = -1;
size_t i;
struct daemonClientPrivate *priv = virNetServerClientGetPrivateData(client);
virNetworkDHCPLeasePtr *leases = NULL;
virNetworkPtr net = NULL;
int nleases = 0;
if (!priv->conn) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open"));
goto cleanup;
}
if (!(net = get_nonnull_network(priv->conn, args->net)))
goto cleanup;
if ((nleases = virNetworkGetDHCPLeases(net,
args->mac ? *args->mac : NULL,
args->need_results ? &leases : NULL,
args->flags)) < 0)
goto cleanup;
if (nleases > REMOTE_NETWORK_DHCP_LEASES_MAX) {
virReportError(VIR_ERR_INTERNAL_ERROR,
_("Number of leases is %d, which exceeds max limit: %d"),
nleases, REMOTE_NETWORK_DHCP_LEASES_MAX);
goto cleanup;
}
if (leases && nleases) {
if (VIR_ALLOC_N(ret->leases.leases_val, nleases) < 0)
goto cleanup;
ret->leases.leases_len = nleases;
for (i = 0; i < nleases; i++) {
if (remoteSerializeDHCPLease(ret->leases.leases_val + i, leases[i]) < 0)
goto cleanup;
}
} else {
ret->leases.leases_len = 0;
ret->leases.leases_val = NULL;
}
ret->ret = nleases;
rv = 0;
cleanup:
if (rv < 0)
virNetMessageSaveError(rerr);
if (leases && nleases > 0)
for (i = 0; i < nleases; i++)
virNetworkDHCPLeaseFree(leases[i]);
VIR_FREE(leases);
virObjectUnref(net);
return rv;
}
static int
remoteDispatchConnectGetAllDomainStats(virNetServerPtr server ATTRIBUTE_UNUSED,
virNetServerClientPtr client,
virNetMessagePtr msg ATTRIBUTE_UNUSED,
virNetMessageErrorPtr rerr,
remote_connect_get_all_domain_stats_args *args,
remote_connect_get_all_domain_stats_ret *ret)
{
int rv = -1;
size_t i;
struct daemonClientPrivate *priv = virNetServerClientGetPrivateData(client);
virDomainStatsRecordPtr *retStats = NULL;
int nrecords = 0;
virDomainPtr *doms = NULL;
if (!priv->conn) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open"));
goto cleanup;
}
if (args->doms.doms_len) {
if (VIR_ALLOC_N(doms, args->doms.doms_len + 1) < 0)
goto cleanup;
for (i = 0; i < args->doms.doms_len; i++) {
if (!(doms[i] = get_nonnull_domain(priv->conn, args->doms.doms_val[i])))
goto cleanup;
}
if ((nrecords = virDomainListGetStats(doms,
args->stats,
&retStats,
args->flags)) < 0)
goto cleanup;
} else {
if ((nrecords = virConnectGetAllDomainStats(priv->conn,
args->stats,
&retStats,
args->flags)) < 0)
goto cleanup;
}
if (nrecords > REMOTE_CONNECT_GET_ALL_DOMAIN_STATS_MAX) {
virReportError(VIR_ERR_INTERNAL_ERROR,
_("Number of domain stats records is %d, "
"which exceeds max limit: %d"),
nrecords, REMOTE_CONNECT_GET_ALL_DOMAIN_STATS_MAX);
goto cleanup;
}
if (nrecords) {
if (VIR_ALLOC_N(ret->retStats.retStats_val, nrecords) < 0)
goto cleanup;
ret->retStats.retStats_len = nrecords;
for (i = 0; i < nrecords; i++) {
remote_domain_stats_record *dst = ret->retStats.retStats_val + i;
make_nonnull_domain(&dst->dom, retStats[i]->dom);
if (virTypedParamsSerialize(retStats[i]->params,
retStats[i]->nparams,
(virTypedParameterRemotePtr *) &dst->params.params_val,
&dst->params.params_len,
VIR_TYPED_PARAM_STRING_OKAY) < 0)
goto cleanup;
}
} else {
ret->retStats.retStats_len = 0;
ret->retStats.retStats_val = NULL;
}
rv = 0;
cleanup:
if (rv < 0)
virNetMessageSaveError(rerr);
virDomainStatsRecordListFree(retStats);
virObjectListFree(doms);
return rv;
}
static int
remoteDispatchNodeAllocPages(virNetServerPtr server ATTRIBUTE_UNUSED,
virNetServerClientPtr client,
virNetMessagePtr msg ATTRIBUTE_UNUSED,
virNetMessageErrorPtr rerr,
remote_node_alloc_pages_args *args,
remote_node_alloc_pages_ret *ret)
{
int rv = -1;
int len;
struct daemonClientPrivate *priv =
virNetServerClientGetPrivateData(client);
if (!priv->conn) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open"));
goto cleanup;
}
if ((len = virNodeAllocPages(priv->conn,
args->pageSizes.pageSizes_len,
args->pageSizes.pageSizes_val,
(unsigned long long *) args->pageCounts.pageCounts_val,
args->startCell,
args->cellCount,
args->flags)) < 0)
goto cleanup;
ret->ret = len;
rv = 0;
cleanup:
if (rv < 0)
virNetMessageSaveError(rerr);
return rv;
}
static int
remoteDispatchDomainGetFSInfo(virNetServerPtr server ATTRIBUTE_UNUSED,
virNetServerClientPtr client,
virNetMessagePtr msg ATTRIBUTE_UNUSED,
virNetMessageErrorPtr rerr,
remote_domain_get_fsinfo_args *args,
remote_domain_get_fsinfo_ret *ret)
{
int rv = -1;
size_t i, j;
struct daemonClientPrivate *priv = virNetServerClientGetPrivateData(client);
virDomainFSInfoPtr *info = NULL;
virDomainPtr dom = NULL;
remote_domain_fsinfo *dst;
int ninfo = 0;
size_t ndisk;
if (!priv->conn) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open"));
goto cleanup;
}
if (!(dom = get_nonnull_domain(priv->conn, args->dom)))
goto cleanup;
if ((ninfo = virDomainGetFSInfo(dom, &info, args->flags)) < 0)
goto cleanup;
if (ninfo > REMOTE_DOMAIN_FSINFO_MAX) {
virReportError(VIR_ERR_RPC,
_("Too many mountpoints in fsinfo: %d for limit %d"),
ninfo, REMOTE_DOMAIN_FSINFO_MAX);
goto cleanup;
}
if (ninfo) {
if (VIR_ALLOC_N(ret->info.info_val, ninfo) < 0)
goto cleanup;
ret->info.info_len = ninfo;
for (i = 0; i < ninfo; i++) {
dst = &ret->info.info_val[i];
if (VIR_STRDUP(dst->mountpoint, info[i]->mountpoint) < 0)
goto cleanup;
if (VIR_STRDUP(dst->name, info[i]->name) < 0)
goto cleanup;
if (VIR_STRDUP(dst->fstype, info[i]->fstype) < 0)
goto cleanup;
ndisk = info[i]->ndevAlias;
if (ndisk > REMOTE_DOMAIN_FSINFO_DISKS_MAX) {
virReportError(VIR_ERR_RPC,
_("Too many disks in fsinfo: %zd for limit %d"),
ndisk, REMOTE_DOMAIN_FSINFO_DISKS_MAX);
goto cleanup;
}
if (ndisk > 0) {
if (VIR_ALLOC_N(dst->dev_aliases.dev_aliases_val, ndisk) < 0)
goto cleanup;
for (j = 0; j < ndisk; j++) {
if (VIR_STRDUP(dst->dev_aliases.dev_aliases_val[j],
info[i]->devAlias[j]) < 0)
goto cleanup;
}
dst->dev_aliases.dev_aliases_len = ndisk;
} else {
dst->dev_aliases.dev_aliases_val = NULL;
dst->dev_aliases.dev_aliases_len = 0;
}
}
} else {
ret->info.info_len = 0;
ret->info.info_val = NULL;
}
ret->ret = ninfo;
rv = 0;
cleanup:
if (rv < 0) {
virNetMessageSaveError(rerr);
if (ret->info.info_val && ninfo > 0) {
for (i = 0; i < ninfo; i++) {
dst = &ret->info.info_val[i];
VIR_FREE(dst->mountpoint);
if (dst->dev_aliases.dev_aliases_val) {
for (j = 0; j < dst->dev_aliases.dev_aliases_len; j++)
VIR_FREE(dst->dev_aliases.dev_aliases_val[j]);
VIR_FREE(dst->dev_aliases.dev_aliases_val);
}
}
VIR_FREE(ret->info.info_val);
}
}
virObjectUnref(dom);
if (ninfo >= 0)
for (i = 0; i < ninfo; i++)
virDomainFSInfoFree(info[i]);
VIR_FREE(info);
return rv;
}
static int
remoteSerializeDomainInterface(virDomainInterfacePtr *ifaces,
unsigned int ifaces_count,
remote_domain_interface_addresses_ret *ret)
{
size_t i, j;
if (ifaces_count > REMOTE_DOMAIN_INTERFACE_MAX) {
virReportError(VIR_ERR_INTERNAL_ERROR,
_("Number of interfaces, %d exceeds the max limit: %d"),
ifaces_count, REMOTE_DOMAIN_INTERFACE_MAX);
return -1;
}
if (VIR_ALLOC_N(ret->ifaces.ifaces_val, ifaces_count) < 0)
return -1;
ret->ifaces.ifaces_len = ifaces_count;
for (i = 0; i < ifaces_count; i++) {
virDomainInterfacePtr iface = ifaces[i];
remote_domain_interface *iface_ret = &(ret->ifaces.ifaces_val[i]);
if ((VIR_STRDUP(iface_ret->name, iface->name)) < 0)
goto cleanup;
if (iface->hwaddr &&
(VIR_ALLOC(iface_ret->hwaddr) < 0 ||
VIR_STRDUP(*iface_ret->hwaddr, iface->hwaddr) < 0))
goto cleanup;
if (iface->naddrs > REMOTE_DOMAIN_IP_ADDR_MAX) {
virReportError(VIR_ERR_INTERNAL_ERROR,
_("Number of interfaces, %d exceeds the max limit: %d"),
iface->naddrs, REMOTE_DOMAIN_IP_ADDR_MAX);
goto cleanup;
}
if (VIR_ALLOC_N(iface_ret->addrs.addrs_val,
iface->naddrs) < 0)
goto cleanup;
iface_ret->addrs.addrs_len = iface->naddrs;
for (j = 0; j < iface->naddrs; j++) {
virDomainIPAddressPtr ip_addr = &(iface->addrs[j]);
remote_domain_ip_addr *ip_addr_ret =
&(iface_ret->addrs.addrs_val[j]);
if (VIR_STRDUP(ip_addr_ret->addr, ip_addr->addr) < 0)
goto cleanup;
ip_addr_ret->prefix = ip_addr->prefix;
ip_addr_ret->type = ip_addr->type;
}
}
return 0;
cleanup:
if (ret->ifaces.ifaces_val) {
for (i = 0; i < ifaces_count; i++) {
remote_domain_interface *iface_ret = &(ret->ifaces.ifaces_val[i]);
VIR_FREE(iface_ret->name);
if (iface_ret->hwaddr) {
VIR_FREE(*iface_ret->hwaddr);
VIR_FREE(iface_ret->hwaddr);
}
for (j = 0; j < iface_ret->addrs.addrs_len; j++) {
remote_domain_ip_addr *ip_addr =
&(iface_ret->addrs.addrs_val[j]);
VIR_FREE(ip_addr->addr);
}
}
VIR_FREE(ret->ifaces.ifaces_val);
}
return -1;
}
static int
remoteDispatchDomainInterfaceAddresses(virNetServerPtr server ATTRIBUTE_UNUSED,
virNetServerClientPtr client,
virNetMessagePtr msg ATTRIBUTE_UNUSED,
virNetMessageErrorPtr rerr,
remote_domain_interface_addresses_args *args,
remote_domain_interface_addresses_ret *ret)
{
size_t i;
int rv = -1;
virDomainPtr dom = NULL;
virDomainInterfacePtr *ifaces = NULL;
int ifaces_count = 0;
struct daemonClientPrivate *priv =
virNetServerClientGetPrivateData(client);
if (!priv->conn) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open"));
goto cleanup;
}
if (!(dom = get_nonnull_domain(priv->conn, args->dom)))
goto cleanup;
if ((ifaces_count = virDomainInterfaceAddresses(dom, &ifaces, args->source, args->flags)) < 0)
goto cleanup;
if (remoteSerializeDomainInterface(ifaces, ifaces_count, ret) < 0)
goto cleanup;
rv = 0;
cleanup:
if (rv < 0)
virNetMessageSaveError(rerr);
virObjectUnref(dom);
if (ifaces && ifaces_count > 0) {
for (i = 0; i < ifaces_count; i++)
virDomainInterfaceFree(ifaces[i]);
}
VIR_FREE(ifaces);
return rv;
}
/*----- Helpers. -----*/
/* get_nonnull_domain and get_nonnull_network turn an on-wire
* (name, uuid) pair into virDomainPtr or virNetworkPtr object.
* virDomainPtr or virNetworkPtr cannot be NULL.
*
* NB. If these return NULL then the caller must return an error.
*/
static virDomainPtr
get_nonnull_domain(virConnectPtr conn, remote_nonnull_domain domain)
{
virDomainPtr dom;
dom = virGetDomain(conn, domain.name, BAD_CAST domain.uuid);
/* Should we believe the domain.id sent by the client? Maybe
* this should be a check rather than an assignment? XXX
*/
if (dom) dom->id = domain.id;
return dom;
}
static virNetworkPtr
get_nonnull_network(virConnectPtr conn, remote_nonnull_network network)
{
return virGetNetwork(conn, network.name, BAD_CAST network.uuid);
}
static virInterfacePtr
get_nonnull_interface(virConnectPtr conn, remote_nonnull_interface iface)
{
return virGetInterface(conn, iface.name, iface.mac);
}
static virStoragePoolPtr
get_nonnull_storage_pool(virConnectPtr conn, remote_nonnull_storage_pool pool)
{
return virGetStoragePool(conn, pool.name, BAD_CAST pool.uuid,
NULL, NULL);
}
static virStorageVolPtr
get_nonnull_storage_vol(virConnectPtr conn, remote_nonnull_storage_vol vol)
{
virStorageVolPtr ret;
ret = virGetStorageVol(conn, vol.pool, vol.name, vol.key,
NULL, NULL);
return ret;
}
static virSecretPtr
get_nonnull_secret(virConnectPtr conn, remote_nonnull_secret secret)
{
return virGetSecret(conn, BAD_CAST secret.uuid, secret.usageType, secret.usageID);
}
static virNWFilterPtr
get_nonnull_nwfilter(virConnectPtr conn, remote_nonnull_nwfilter nwfilter)
{
return virGetNWFilter(conn, nwfilter.name, BAD_CAST nwfilter.uuid);
}
static virDomainSnapshotPtr
get_nonnull_domain_snapshot(virDomainPtr dom, remote_nonnull_domain_snapshot snapshot)
{
return virGetDomainSnapshot(dom, snapshot.name);
}
/* Make remote_nonnull_domain and remote_nonnull_network. */
static void
make_nonnull_domain(remote_nonnull_domain *dom_dst, virDomainPtr dom_src)
{
dom_dst->id = dom_src->id;
ignore_value(VIR_STRDUP_QUIET(dom_dst->name, dom_src->name));
memcpy(dom_dst->uuid, dom_src->uuid, VIR_UUID_BUFLEN);
}
static void
make_nonnull_network(remote_nonnull_network *net_dst, virNetworkPtr net_src)
{
ignore_value(VIR_STRDUP_QUIET(net_dst->name, net_src->name));
memcpy(net_dst->uuid, net_src->uuid, VIR_UUID_BUFLEN);
}
static void
make_nonnull_interface(remote_nonnull_interface *interface_dst,
virInterfacePtr interface_src)
{
ignore_value(VIR_STRDUP_QUIET(interface_dst->name, interface_src->name));
ignore_value(VIR_STRDUP_QUIET(interface_dst->mac, interface_src->mac));
}
static void
make_nonnull_storage_pool(remote_nonnull_storage_pool *pool_dst, virStoragePoolPtr pool_src)
{
ignore_value(VIR_STRDUP_QUIET(pool_dst->name, pool_src->name));
memcpy(pool_dst->uuid, pool_src->uuid, VIR_UUID_BUFLEN);
}
static void
make_nonnull_storage_vol(remote_nonnull_storage_vol *vol_dst, virStorageVolPtr vol_src)
{
ignore_value(VIR_STRDUP_QUIET(vol_dst->pool, vol_src->pool));
ignore_value(VIR_STRDUP_QUIET(vol_dst->name, vol_src->name));
ignore_value(VIR_STRDUP_QUIET(vol_dst->key, vol_src->key));
}
static void
make_nonnull_node_device(remote_nonnull_node_device *dev_dst, virNodeDevicePtr dev_src)
{
ignore_value(VIR_STRDUP_QUIET(dev_dst->name, dev_src->name));
}
static void
make_nonnull_secret(remote_nonnull_secret *secret_dst, virSecretPtr secret_src)
{
memcpy(secret_dst->uuid, secret_src->uuid, VIR_UUID_BUFLEN);
secret_dst->usageType = secret_src->usageType;
ignore_value(VIR_STRDUP_QUIET(secret_dst->usageID, secret_src->usageID));
}
static void
make_nonnull_nwfilter(remote_nonnull_nwfilter *nwfilter_dst, virNWFilterPtr nwfilter_src)
{
ignore_value(VIR_STRDUP_QUIET(nwfilter_dst->name, nwfilter_src->name));
memcpy(nwfilter_dst->uuid, nwfilter_src->uuid, VIR_UUID_BUFLEN);
}
static void
make_nonnull_domain_snapshot(remote_nonnull_domain_snapshot *snapshot_dst, virDomainSnapshotPtr snapshot_src)
{
ignore_value(VIR_STRDUP_QUIET(snapshot_dst->name, snapshot_src->name));
make_nonnull_domain(&snapshot_dst->dom, snapshot_src->domain);
}
static int
remoteSerializeDomainDiskErrors(virDomainDiskErrorPtr errors,
int nerrors,
remote_domain_disk_error **ret_errors_val,
u_int *ret_errors_len)
{
remote_domain_disk_error *val = NULL;
size_t i = 0;
if (VIR_ALLOC_N(val, nerrors) < 0)
goto error;
for (i = 0; i < nerrors; i++) {
if (VIR_STRDUP(val[i].disk, errors[i].disk) < 0)
goto error;
val[i].error = errors[i].error;
}
*ret_errors_len = nerrors;
*ret_errors_val = val;
return 0;
error:
if (val) {
size_t j;
for (j = 0; j < i; j++)
VIR_FREE(val[j].disk);
VIR_FREE(val);
}
return -1;
}
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