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libvirt/src/qemu/qemu_domain.h
Peter Krempa 40242b7452 qemuDomainGetStorageSourceByDevstr: Lookup also backup 'store' nodenames 
Nodename may be asociated to a disk backup job, add support to looking
up in that chain too. This is specifically useful for the
BLOCK_WRITE_THRESHOLD event which can be registered for any nodename.

Signed-off-by: Peter Krempa <pkrempa@redhat.com>
Reviewed-by: Ján Tomko <jtomko@redhat.com>
2020-12-08 15:12:34 +01:00

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/*
* qemu_domain.h: QEMU domain private state
*
* Copyright (C) 2006-2019 Red Hat, Inc.
* Copyright (C) 2006 Daniel P. Berrange
*
* 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/>.
*/
#pragma once
#include <glib-object.h>
#include "virthread.h"
#include "vircgroup.h"
#include "virperf.h"
#include "domain_addr.h"
#include "domain_conf.h"
#include "snapshot_conf.h"
#include "qemu_monitor.h"
#include "qemu_agent.h"
#include "qemu_blockjob.h"
#include "qemu_domainjob.h"
#include "qemu_conf.h"
#include "qemu_capabilities.h"
#include "qemu_migration_params.h"
#include "qemu_slirp.h"
#include "virmdev.h"
#include "virchrdev.h"
#include "virobject.h"
#include "logging/log_manager.h"
#include "virdomainmomentobjlist.h"
#include "virenum.h"
#include "vireventthread.h"
#define QEMU_DOMAIN_FORMAT_LIVE_FLAGS \
(VIR_DOMAIN_XML_SECURE)
#if ULONG_MAX == 4294967295
/* QEMU has a 64-bit limit, but we are limited by our historical choice of
* representing bandwidth in a long instead of a 64-bit int. */
# define QEMU_DOMAIN_MIG_BANDWIDTH_MAX ULONG_MAX
#else
# define QEMU_DOMAIN_MIG_BANDWIDTH_MAX (INT64_MAX / (1024 * 1024))
#endif
typedef void (*qemuDomainCleanupCallback)(virQEMUDriverPtr driver,
virDomainObjPtr vm);
#define QEMU_DOMAIN_MASTER_KEY_LEN 32 /* 32 bytes for 256 bit random key */
void
qemuDomainObjSaveStatus(virQEMUDriverPtr driver,
virDomainObjPtr obj);
void qemuDomainSaveStatus(virDomainObjPtr obj);
void qemuDomainSaveConfig(virDomainObjPtr obj);
/* helper data types for async device unplug */
typedef enum {
QEMU_DOMAIN_UNPLUGGING_DEVICE_STATUS_NONE = 0,
QEMU_DOMAIN_UNPLUGGING_DEVICE_STATUS_OK,
QEMU_DOMAIN_UNPLUGGING_DEVICE_STATUS_GUEST_REJECTED,
} qemuDomainUnpluggingDeviceStatus;
typedef struct _qemuDomainUnpluggingDevice qemuDomainUnpluggingDevice;
typedef qemuDomainUnpluggingDevice *qemuDomainUnpluggingDevicePtr;
struct _qemuDomainUnpluggingDevice {
const char *alias;
qemuDomainUnpluggingDeviceStatus status;
bool eventSeen; /* True if DEVICE_DELETED event arrived. */
};
#define QEMU_PROC_MOUNTS "/proc/mounts"
#define QEMU_DEVPREFIX "/dev/"
#define QEMU_DEV_VFIO "/dev/vfio/vfio"
#define QEMU_DEV_SEV "/dev/sev"
#define QEMU_DEVICE_MAPPER_CONTROL_PATH "/dev/mapper/control"
/* Type of domain secret */
typedef enum {
VIR_DOMAIN_SECRET_INFO_TYPE_PLAIN = 0,
VIR_DOMAIN_SECRET_INFO_TYPE_AES, /* utilize GNUTLS_CIPHER_AES_256_CBC */
VIR_DOMAIN_SECRET_INFO_TYPE_LAST
} qemuDomainSecretInfoType;
typedef struct _qemuDomainSecretPlain qemuDomainSecretPlain;
typedef struct _qemuDomainSecretPlain *qemuDomainSecretPlainPtr;
struct _qemuDomainSecretPlain {
char *username;
uint8_t *secret;
size_t secretlen;
};
#define QEMU_DOMAIN_AES_IV_LEN 16 /* 16 bytes for 128 bit random */
/* initialization vector */
typedef struct _qemuDomainSecretAES qemuDomainSecretAES;
typedef struct _qemuDomainSecretAES *qemuDomainSecretAESPtr;
struct _qemuDomainSecretAES {
char *username;
char *alias; /* generated alias for secret */
char *iv; /* base64 encoded initialization vector */
char *ciphertext; /* encoded/encrypted secret */
};
typedef struct _qemuDomainSecretInfo qemuDomainSecretInfo;
typedef qemuDomainSecretInfo *qemuDomainSecretInfoPtr;
struct _qemuDomainSecretInfo {
qemuDomainSecretInfoType type;
union {
qemuDomainSecretPlain plain;
qemuDomainSecretAES aes;
} s;
};
typedef struct _qemuDomainObjPrivate qemuDomainObjPrivate;
typedef qemuDomainObjPrivate *qemuDomainObjPrivatePtr;
struct _qemuDomainObjPrivate {
virQEMUDriverPtr driver;
qemuDomainJobObj job;
virBitmapPtr namespaces;
virEventThread *eventThread;
qemuMonitorPtr mon;
virDomainChrSourceDefPtr monConfig;
bool monError;
unsigned long long monStart;
int agentTimeout;
qemuAgentPtr agent;
bool agentError;
bool beingDestroyed;
char *pidfile;
virDomainPCIAddressSetPtr pciaddrs;
virDomainUSBAddressSetPtr usbaddrs;
virQEMUCapsPtr qemuCaps;
char *lockState;
bool fakeReboot;
bool pausedShutdown;
virTristateBool allowReboot;
int jobs_queued;
unsigned long migMaxBandwidth;
char *origname;
int nbdPort; /* Port used for migration with NBD */
unsigned short migrationPort;
int preMigrationState;
virChrdevsPtr devs;
qemuDomainCleanupCallback *cleanupCallbacks;
size_t ncleanupCallbacks;
size_t ncleanupCallbacks_max;
virCgroupPtr cgroup;
virPerfPtr perf;
qemuDomainUnpluggingDevice unplug;
char **qemuDevices; /* NULL-terminated list of devices aliases known to QEMU */
bool hookRun; /* true if there was a hook run over this domain */
/* Bitmaps below hold data from the auto NUMA feature */
virBitmapPtr autoNodeset;
virBitmapPtr autoCpuset;
bool signalIOError; /* true if the domain condition should be signalled on
I/O error */
bool signalStop; /* true if the domain condition should be signalled on
QMP STOP event */
char *machineName;
char *libDir; /* base path for per-domain files */
char *channelTargetDir; /* base path for per-domain channel targets */
/* random masterKey and length for encryption (not to be saved in our */
/* private XML) - need to restore at process reconnect */
uint8_t *masterKey;
size_t masterKeyLen;
/* note whether memory device alias does not correspond to slot number */
bool memAliasOrderMismatch;
/* for migrations using TLS with a secret (not to be saved in our */
/* private XML). */
qemuDomainSecretInfoPtr migSecinfo;
/* CPU def used to start the domain when it differs from the one actually
* provided by QEMU. */
virCPUDefPtr origCPU;
/* If true virtlogd is used as stdio handler for character devices. */
bool chardevStdioLogd;
/* Tracks blockjob state for vm. Valid only while reconnecting to qemu. */
virTristateBool reconnectBlockjobs;
/* Migration capabilities. Rechecked on reconnect, not to be saved in
* private XML. */
virBitmapPtr migrationCaps;
/* true if qemu-pr-helper process is running for the domain */
bool prDaemonRunning;
/* counter for generating node names for qemu disks */
unsigned long long nodenameindex;
/* qemuProcessStartCPUs stores the reason for starting vCPUs here for the
* RESUME event handler to use it */
virDomainRunningReason runningReason;
/* qemuProcessStopCPUs stores the reason for pausing vCPUs here for the
* STOP event handler to use it */
virDomainPausedReason pausedReason;
/* true if libvirt remembers the original owner for files */
bool rememberOwner;
/* true if global -mem-prealloc appears on cmd line */
bool memPrealloc;
/* running block jobs */
GHashTable *blockjobs;
bool disableSlirp;
/* Until we add full support for backing chains for pflash drives, these
* pointers hold the temporary virStorageSources for creating the -blockdev
* commandline for pflash drives. */
virStorageSourcePtr pflash0;
virStorageSourcePtr pflash1;
/* running backup job */
virDomainBackupDefPtr backup;
bool dbusDaemonRunning;
/* list of Ids to migrate */
char **dbusVMStateIds;
/* true if -object dbus-vmstate was added */
bool dbusVMState;
/* prevent deletion of <transient> disk overlay files between startup and
* succesful setup of the overlays */
bool inhibitDiskTransientDelete;
};
#define QEMU_DOMAIN_PRIVATE(vm) \
((qemuDomainObjPrivatePtr) (vm)->privateData)
#define QEMU_DOMAIN_DISK_PRIVATE(disk) \
((qemuDomainDiskPrivatePtr) (disk)->privateData)
typedef struct _qemuDomainDiskPrivate qemuDomainDiskPrivate;
typedef qemuDomainDiskPrivate *qemuDomainDiskPrivatePtr;
struct _qemuDomainDiskPrivate {
virObject parent;
/* ideally we want a smarter way to interlock block jobs on single qemu disk
* in the future, but for now we just disallow any concurrent job on a
* single disk */
qemuBlockJobDataPtr blockjob;
bool migrating; /* the disk is being migrated */
virStorageSourcePtr migrSource; /* disk source object used for NBD migration */
/* information about the device */
bool tray; /* device has tray */
bool removable; /* device media can be removed/changed */
char *qomName; /* QOM path of the disk (also refers to the block backend) */
char *nodeCopyOnRead; /* nodename of the disk-wide copy-on-read blockdev layer */
};
#define QEMU_DOMAIN_STORAGE_SOURCE_PRIVATE(src) \
((qemuDomainStorageSourcePrivatePtr) (src)->privateData)
typedef struct _qemuDomainStorageSourcePrivate qemuDomainStorageSourcePrivate;
typedef qemuDomainStorageSourcePrivate *qemuDomainStorageSourcePrivatePtr;
struct _qemuDomainStorageSourcePrivate {
virObject parent;
/* data required for authentication to the storage source */
qemuDomainSecretInfoPtr secinfo;
/* data required for decryption of encrypted storage source */
qemuDomainSecretInfoPtr encinfo;
/* secure passthrough of the http cookie */
qemuDomainSecretInfoPtr httpcookie;
/* key for decrypting TLS certificate */
qemuDomainSecretInfoPtr tlsKeySecret;
};
virObjectPtr qemuDomainStorageSourcePrivateNew(void);
qemuDomainStorageSourcePrivatePtr
qemuDomainStorageSourcePrivateFetch(virStorageSourcePtr src);
typedef struct _qemuDomainVcpuPrivate qemuDomainVcpuPrivate;
typedef qemuDomainVcpuPrivate *qemuDomainVcpuPrivatePtr;
struct _qemuDomainVcpuPrivate {
virObject parent;
pid_t tid; /* vcpu thread id */
int enable_id; /* order in which the vcpus were enabled in qemu */
int qemu_id; /* ID reported by qemu as 'CPU' in query-cpus */
char *alias;
virTristateBool halted;
/* copy of the data that qemu returned */
virJSONValuePtr props;
/* information for hotpluggable cpus */
char *type;
int socket_id;
int core_id;
int thread_id;
int node_id;
int vcpus;
};
#define QEMU_DOMAIN_VCPU_PRIVATE(vcpu) \
((qemuDomainVcpuPrivatePtr) (vcpu)->privateData)
struct qemuDomainDiskInfo {
bool removable;
bool tray;
bool tray_open;
bool empty;
int io_status;
char *nodename;
};
#define QEMU_DOMAIN_CHR_SOURCE_PRIVATE(dev) \
((qemuDomainChrSourcePrivatePtr) (dev)->privateData)
typedef struct _qemuDomainChrSourcePrivate qemuDomainChrSourcePrivate;
typedef qemuDomainChrSourcePrivate *qemuDomainChrSourcePrivatePtr;
struct _qemuDomainChrSourcePrivate {
virObject parent;
/* for char devices using secret
* NB: *not* to be written to qemu domain object XML */
qemuDomainSecretInfoPtr secinfo;
};
typedef struct _qemuDomainVsockPrivate qemuDomainVsockPrivate;
typedef qemuDomainVsockPrivate *qemuDomainVsockPrivatePtr;
struct _qemuDomainVsockPrivate {
virObject parent;
int vhostfd;
};
#define QEMU_DOMAIN_VIDEO_PRIVATE(dev) \
((qemuDomainVideoPrivatePtr) (dev)->privateData)
typedef struct _qemuDomainVideoPrivate qemuDomainVideoPrivate;
typedef qemuDomainVideoPrivate *qemuDomainVideoPrivatePtr;
struct _qemuDomainVideoPrivate {
virObject parent;
int vhost_user_fd;
};
#define QEMU_DOMAIN_GRAPHICS_PRIVATE(dev) \
((qemuDomainGraphicsPrivatePtr) (dev)->privateData)
typedef struct _qemuDomainGraphicsPrivate qemuDomainGraphicsPrivate;
typedef qemuDomainGraphicsPrivate *qemuDomainGraphicsPrivatePtr;
struct _qemuDomainGraphicsPrivate {
virObject parent;
char *tlsAlias;
qemuDomainSecretInfoPtr secinfo;
};
#define QEMU_DOMAIN_NETWORK_PRIVATE(dev) \
((qemuDomainNetworkPrivatePtr) (dev)->privateData)
typedef struct _qemuDomainNetworkPrivate qemuDomainNetworkPrivate;
typedef qemuDomainNetworkPrivate *qemuDomainNetworkPrivatePtr;
struct _qemuDomainNetworkPrivate {
virObject parent;
qemuSlirpPtr slirp;
};
#define QEMU_DOMAIN_FS_PRIVATE(dev) \
((qemuDomainFSPrivatePtr) (dev)->privateData)
typedef struct _qemuDomainFSPrivate qemuDomainFSPrivate;
typedef qemuDomainFSPrivate *qemuDomainFSPrivatePtr;
struct _qemuDomainFSPrivate {
virObject parent;
char *vhostuser_fs_sock;
};
typedef enum {
QEMU_PROCESS_EVENT_WATCHDOG = 0,
QEMU_PROCESS_EVENT_GUESTPANIC,
QEMU_PROCESS_EVENT_DEVICE_DELETED,
QEMU_PROCESS_EVENT_NIC_RX_FILTER_CHANGED,
QEMU_PROCESS_EVENT_SERIAL_CHANGED,
QEMU_PROCESS_EVENT_BLOCK_JOB,
QEMU_PROCESS_EVENT_JOB_STATUS_CHANGE,
QEMU_PROCESS_EVENT_MONITOR_EOF,
QEMU_PROCESS_EVENT_PR_DISCONNECT,
QEMU_PROCESS_EVENT_RDMA_GID_STATUS_CHANGED,
QEMU_PROCESS_EVENT_GUEST_CRASHLOADED,
QEMU_PROCESS_EVENT_LAST
} qemuProcessEventType;
struct qemuProcessEvent {
virDomainObjPtr vm;
qemuProcessEventType eventType;
int action;
int status;
void *data;
};
void qemuProcessEventFree(struct qemuProcessEvent *event);
#define QEMU_TYPE_DOMAIN_LOG_CONTEXT qemu_domain_log_context_get_type()
G_DECLARE_FINAL_TYPE(qemuDomainLogContext, qemu_domain_log_context, QEMU, DOMAIN_LOG_CONTEXT, GObject);
typedef qemuDomainLogContext *qemuDomainLogContextPtr;
typedef struct _qemuDomainSaveCookie qemuDomainSaveCookie;
typedef qemuDomainSaveCookie *qemuDomainSaveCookiePtr;
struct _qemuDomainSaveCookie {
virObject parent;
virCPUDefPtr cpu;
bool slirpHelper;
};
G_DEFINE_AUTOPTR_CLEANUP_FUNC(qemuDomainSaveCookie, virObjectUnref);
typedef struct _qemuDomainXmlNsDef qemuDomainXmlNsDef;
typedef qemuDomainXmlNsDef *qemuDomainXmlNsDefPtr;
struct _qemuDomainXmlNsDef {
size_t num_args;
char **args;
unsigned int num_env;
char **env_name;
char **env_value;
size_t ncapsadd;
char **capsadd;
size_t ncapsdel;
char **capsdel;
};
typedef struct _qemuDomainJobPrivate qemuDomainJobPrivate;
typedef qemuDomainJobPrivate *qemuDomainJobPrivatePtr;
struct _qemuDomainJobPrivate {
bool spiceMigration; /* we asked for spice migration and we
* should wait for it to finish */
bool spiceMigrated; /* spice migration completed */
bool dumpCompleted; /* dump completed */
qemuMigrationParamsPtr migParams;
};
int qemuDomainObjStartWorker(virDomainObjPtr dom);
void qemuDomainObjStopWorker(virDomainObjPtr dom);
virDomainObjPtr qemuDomainObjFromDomain(virDomainPtr domain);
qemuDomainSaveCookiePtr qemuDomainSaveCookieNew(virDomainObjPtr vm);
void qemuDomainEventFlush(int timer, void *opaque);
qemuMonitorPtr qemuDomainGetMonitor(virDomainObjPtr vm)
ATTRIBUTE_NONNULL(1);
void qemuDomainObjEnterMonitor(virQEMUDriverPtr driver,
virDomainObjPtr obj)
ATTRIBUTE_NONNULL(1) ATTRIBUTE_NONNULL(2);
int qemuDomainObjExitMonitor(virQEMUDriverPtr driver,
virDomainObjPtr obj)
ATTRIBUTE_NONNULL(1) ATTRIBUTE_NONNULL(2)
G_GNUC_WARN_UNUSED_RESULT;
int qemuDomainObjEnterMonitorAsync(virQEMUDriverPtr driver,
virDomainObjPtr obj,
qemuDomainAsyncJob asyncJob)
ATTRIBUTE_NONNULL(1) ATTRIBUTE_NONNULL(2) G_GNUC_WARN_UNUSED_RESULT;
qemuAgentPtr qemuDomainObjEnterAgent(virDomainObjPtr obj)
ATTRIBUTE_NONNULL(1);
void qemuDomainObjExitAgent(virDomainObjPtr obj, qemuAgentPtr agent)
ATTRIBUTE_NONNULL(1) ATTRIBUTE_NONNULL(2);
void qemuDomainObjEnterRemote(virDomainObjPtr obj)
ATTRIBUTE_NONNULL(1);
int qemuDomainObjExitRemote(virDomainObjPtr obj,
bool checkActive)
ATTRIBUTE_NONNULL(1) G_GNUC_WARN_UNUSED_RESULT;
virDomainDefPtr qemuDomainDefCopy(virQEMUDriverPtr driver,
virQEMUCapsPtr qemuCaps,
virDomainDefPtr src,
unsigned int flags);
int qemuDomainDefFormatBuf(virQEMUDriverPtr driver,
virQEMUCapsPtr qemuCaps,
virDomainDefPtr vm,
unsigned int flags,
virBuffer *buf);
char *qemuDomainDefFormatXML(virQEMUDriverPtr driver,
virQEMUCapsPtr qemuCaps,
virDomainDefPtr vm,
unsigned int flags);
char *qemuDomainFormatXML(virQEMUDriverPtr driver,
virDomainObjPtr vm,
unsigned int flags);
char *qemuDomainDefFormatLive(virQEMUDriverPtr driver,
virQEMUCapsPtr qemuCaps,
virDomainDefPtr def,
virCPUDefPtr origCPU,
bool inactive,
bool compatible);
void qemuDomainObjTaint(virQEMUDriverPtr driver,
virDomainObjPtr obj,
virDomainTaintFlags taint,
qemuDomainLogContextPtr logCtxt);
void qemuDomainObjCheckTaint(virQEMUDriverPtr driver,
virDomainObjPtr obj,
qemuDomainLogContextPtr logCtxt,
bool incomingMigration);
void qemuDomainObjCheckDiskTaint(virQEMUDriverPtr driver,
virDomainObjPtr obj,
virDomainDiskDefPtr disk,
qemuDomainLogContextPtr logCtxt);
void qemuDomainObjCheckHostdevTaint(virQEMUDriverPtr driver,
virDomainObjPtr obj,
virDomainHostdevDefPtr disk,
qemuDomainLogContextPtr logCtxt);
void qemuDomainObjCheckNetTaint(virQEMUDriverPtr driver,
virDomainObjPtr obj,
virDomainNetDefPtr net,
qemuDomainLogContextPtr logCtxt);
typedef enum {
QEMU_DOMAIN_LOG_CONTEXT_MODE_START,
QEMU_DOMAIN_LOG_CONTEXT_MODE_ATTACH,
QEMU_DOMAIN_LOG_CONTEXT_MODE_STOP,
} qemuDomainLogContextMode;
qemuDomainLogContextPtr qemuDomainLogContextNew(virQEMUDriverPtr driver,
virDomainObjPtr vm,
qemuDomainLogContextMode mode);
int qemuDomainLogContextWrite(qemuDomainLogContextPtr ctxt,
const char *fmt, ...) G_GNUC_PRINTF(2, 3);
ssize_t qemuDomainLogContextRead(qemuDomainLogContextPtr ctxt,
char **msg);
int qemuDomainLogContextGetWriteFD(qemuDomainLogContextPtr ctxt);
void qemuDomainLogContextMarkPosition(qemuDomainLogContextPtr ctxt);
virLogManagerPtr qemuDomainLogContextGetManager(qemuDomainLogContextPtr ctxt);
int qemuDomainLogAppendMessage(virQEMUDriverPtr driver,
virDomainObjPtr vm,
const char *fmt,
...) G_GNUC_PRINTF(3, 4);
const char *qemuFindQemuImgBinary(virQEMUDriverPtr driver);
int qemuDomainSnapshotWriteMetadata(virDomainObjPtr vm,
virDomainMomentObjPtr snapshot,
virDomainXMLOptionPtr xmlopt,
const char *snapshotDir);
int qemuDomainSnapshotForEachQcow2(virQEMUDriverPtr driver,
virDomainDefPtr def,
virDomainMomentObjPtr snap,
const char *op,
bool try_all);
int qemuDomainSnapshotDiscard(virQEMUDriverPtr driver,
virDomainObjPtr vm,
virDomainMomentObjPtr snap,
bool update_current,
bool metadata_only);
typedef struct _virQEMUMomentRemove virQEMUMomentRemove;
typedef virQEMUMomentRemove *virQEMUMomentRemovePtr;
struct _virQEMUMomentRemove {
virQEMUDriverPtr driver;
virDomainObjPtr vm;
int err;
bool metadata_only;
virDomainMomentObjPtr current;
bool found;
int (*momentDiscard)(virQEMUDriverPtr, virDomainObjPtr,
virDomainMomentObjPtr, bool, bool);
};
int qemuDomainMomentDiscardAll(void *payload,
const char *name,
void *data);
int qemuDomainSnapshotDiscardAllMetadata(virQEMUDriverPtr driver,
virDomainObjPtr vm);
void qemuDomainRemoveInactive(virQEMUDriverPtr driver,
virDomainObjPtr vm);
void qemuDomainSetFakeReboot(virQEMUDriverPtr driver,
virDomainObjPtr vm,
bool value);
int qemuDomainCheckDiskStartupPolicy(virQEMUDriverPtr driver,
virDomainObjPtr vm,
size_t diskIndex,
bool cold_boot);
int qemuDomainCheckDiskPresence(virQEMUDriverPtr driver,
virDomainObjPtr vm,
unsigned int flags);
int qemuDomainStorageSourceValidateDepth(virStorageSourcePtr src,
int add,
const char *diskdst);
int qemuDomainDetermineDiskChain(virQEMUDriverPtr driver,
virDomainObjPtr vm,
virDomainDiskDefPtr disk,
virStorageSourcePtr disksrc,
bool report_broken);
bool qemuDomainDiskChangeSupported(virDomainDiskDefPtr disk,
virDomainDiskDefPtr orig_disk);
void qemuDomainGetImageIds(virQEMUDriverConfigPtr cfg,
virDomainObjPtr vm,
virStorageSourcePtr src,
virStorageSourcePtr parentSrc,
uid_t *uid,
gid_t *gid);
int qemuDomainStorageFileInit(virQEMUDriverPtr driver,
virDomainObjPtr vm,
virStorageSourcePtr src,
virStorageSourcePtr parent);
char *qemuDomainStorageAlias(const char *device, int depth);
const char *
qemuDomainDiskGetTopNodename(virDomainDiskDefPtr disk)
ATTRIBUTE_NONNULL(1);
int qemuDomainDiskGetBackendAlias(virDomainDiskDefPtr disk,
virQEMUCapsPtr qemuCaps,
char **backendAlias)
ATTRIBUTE_NONNULL(1) ATTRIBUTE_NONNULL(2)
ATTRIBUTE_NONNULL(3) G_GNUC_WARN_UNUSED_RESULT;
int qemuDomainStorageSourceChainAccessAllow(virQEMUDriverPtr driver,
virDomainObjPtr vm,
virStorageSourcePtr src);
int qemuDomainStorageSourceChainAccessRevoke(virQEMUDriverPtr driver,
virDomainObjPtr vm,
virStorageSourcePtr src);
void qemuDomainStorageSourceAccessRevoke(virQEMUDriverPtr driver,
virDomainObjPtr vm,
virStorageSourcePtr elem);
int qemuDomainStorageSourceAccessAllow(virQEMUDriverPtr driver,
virDomainObjPtr vm,
virStorageSourcePtr elem,
bool readonly,
bool newSource,
bool chainTop);
int qemuDomainPrepareStorageSourceBlockdev(virDomainDiskDefPtr disk,
virStorageSourcePtr src,
qemuDomainObjPrivatePtr priv,
virQEMUDriverConfigPtr cfg);
int qemuDomainCleanupAdd(virDomainObjPtr vm,
qemuDomainCleanupCallback cb);
void qemuDomainCleanupRemove(virDomainObjPtr vm,
qemuDomainCleanupCallback cb);
void qemuDomainCleanupRun(virQEMUDriverPtr driver,
virDomainObjPtr vm);
void qemuDomainObjPrivateDataClear(qemuDomainObjPrivatePtr priv);
extern virDomainXMLPrivateDataCallbacks virQEMUDriverPrivateDataCallbacks;
extern virXMLNamespace virQEMUDriverDomainXMLNamespace;
extern virDomainDefParserConfig virQEMUDriverDomainDefParserConfig;
extern virDomainABIStability virQEMUDriverDomainABIStability;
extern virSaveCookieCallbacks virQEMUDriverDomainSaveCookie;
int qemuDomainUpdateDeviceList(virQEMUDriverPtr driver,
virDomainObjPtr vm, int asyncJob);
int qemuDomainUpdateMemoryDeviceInfo(virQEMUDriverPtr driver,
virDomainObjPtr vm,
int asyncJob);
bool qemuDomainDefCheckABIStability(virQEMUDriverPtr driver,
virQEMUCapsPtr qemuCaps,
virDomainDefPtr src,
virDomainDefPtr dst);
bool qemuDomainCheckABIStability(virQEMUDriverPtr driver,
virDomainObjPtr vm,
virDomainDefPtr dst);
bool qemuDomainAgentAvailable(virDomainObjPtr vm,
bool reportError);
bool qemuDomainDiskBlockJobIsActive(virDomainDiskDefPtr disk);
bool qemuDomainHasBlockjob(virDomainObjPtr vm, bool copy_only)
ATTRIBUTE_NONNULL(1);
int qemuDomainAlignMemorySizes(virDomainDefPtr def);
int qemuDomainMemoryDeviceAlignSize(virDomainDefPtr def,
virDomainMemoryDefPtr mem);
virDomainChrDefPtr qemuFindAgentConfig(virDomainDefPtr def);
/* You should normally avoid these functions and use the variant that
* doesn't have "Machine" in the name instead. */
bool qemuDomainMachineIsARMVirt(const char *machine,
const virArch arch);
bool qemuDomainMachineIsPSeries(const char *machine,
const virArch arch);
bool qemuDomainMachineHasBuiltinIDE(const char *machine,
const virArch arch);
bool qemuDomainIsQ35(const virDomainDef *def);
bool qemuDomainIsI440FX(const virDomainDef *def);
bool qemuDomainIsS390CCW(const virDomainDef *def);
bool qemuDomainIsARMVirt(const virDomainDef *def);
bool qemuDomainIsRISCVVirt(const virDomainDef *def);
bool qemuDomainIsPSeries(const virDomainDef *def);
bool qemuDomainHasPCIRoot(const virDomainDef *def);
bool qemuDomainHasPCIeRoot(const virDomainDef *def);
bool qemuDomainHasBuiltinIDE(const virDomainDef *def);
bool qemuDomainHasBuiltinESP(const virDomainDef *def);
bool qemuDomainNeedsFDC(const virDomainDef *def);
bool qemuDomainSupportsPCI(virDomainDefPtr def,
virQEMUCapsPtr qemuCaps);
void qemuDomainUpdateCurrentMemorySize(virDomainObjPtr vm);
unsigned long long qemuDomainGetMemLockLimitBytes(virDomainDefPtr def,
bool forceVFIO);
int qemuDomainAdjustMaxMemLock(virDomainObjPtr vm,
bool forceVFIO);
int qemuDomainAdjustMaxMemLockHostdev(virDomainObjPtr vm,
virDomainHostdevDefPtr hostdev);
int qemuDomainDefValidateMemoryHotplug(const virDomainDef *def,
const virDomainMemoryDef *mem);
bool qemuDomainSupportsNewVcpuHotplug(virDomainObjPtr vm);
bool qemuDomainHasVcpuPids(virDomainObjPtr vm);
pid_t qemuDomainGetVcpuPid(virDomainObjPtr vm, unsigned int vcpuid);
int qemuDomainValidateVcpuInfo(virDomainObjPtr vm);
int qemuDomainRefreshVcpuInfo(virQEMUDriverPtr driver,
virDomainObjPtr vm,
int asyncJob,
bool state);
bool qemuDomainGetVcpuHalted(virDomainObjPtr vm, unsigned int vcpu);
int qemuDomainRefreshVcpuHalted(virQEMUDriverPtr driver,
virDomainObjPtr vm,
int asyncJob);
bool qemuDomainSupportsNicdev(virDomainDefPtr def,
virDomainNetDefPtr net);
bool qemuDomainNetSupportsMTU(virDomainNetType type);
int qemuDomainSetPrivatePaths(virQEMUDriverPtr driver,
virDomainObjPtr vm);
virDomainDiskDefPtr qemuDomainDiskByName(virDomainDefPtr def, const char *name);
char *qemuDomainGetMasterKeyFilePath(const char *libDir);
int qemuDomainMasterKeyReadFile(qemuDomainObjPrivatePtr priv);
int qemuDomainWriteMasterKeyFile(virQEMUDriverPtr driver,
virDomainObjPtr vm);
int qemuDomainMasterKeyCreate(virDomainObjPtr vm);
void qemuDomainMasterKeyRemove(qemuDomainObjPrivatePtr priv);
bool qemuDomainSupportsEncryptedSecret(qemuDomainObjPrivatePtr priv);
void qemuDomainSecretInfoFree(qemuDomainSecretInfoPtr secinfo)
ATTRIBUTE_NONNULL(1);
G_DEFINE_AUTOPTR_CLEANUP_FUNC(qemuDomainSecretInfo, qemuDomainSecretInfoFree);
void qemuDomainSecretInfoDestroy(qemuDomainSecretInfoPtr secinfo);
void qemuDomainSecretDiskDestroy(virDomainDiskDefPtr disk)
ATTRIBUTE_NONNULL(1);
bool qemuDomainStorageSourceHasAuth(virStorageSourcePtr src)
ATTRIBUTE_NONNULL(1);
qemuDomainSecretInfoPtr
qemuDomainSecretInfoTLSNew(qemuDomainObjPrivatePtr priv,
const char *srcAlias,
const char *secretUUID);
void qemuDomainSecretHostdevDestroy(virDomainHostdevDefPtr disk)
ATTRIBUTE_NONNULL(1);
void qemuDomainSecretChardevDestroy(virDomainChrSourceDefPtr dev)
ATTRIBUTE_NONNULL(1);
int qemuDomainSecretChardevPrepare(virQEMUDriverConfigPtr cfg,
qemuDomainObjPrivatePtr priv,
const char *chrAlias,
virDomainChrSourceDefPtr dev)
ATTRIBUTE_NONNULL(1) ATTRIBUTE_NONNULL(2) ATTRIBUTE_NONNULL(3)
ATTRIBUTE_NONNULL(4);
void qemuDomainSecretDestroy(virDomainObjPtr vm)
ATTRIBUTE_NONNULL(1);
int qemuDomainSecretPrepare(virQEMUDriverPtr driver,
virDomainObjPtr vm)
ATTRIBUTE_NONNULL(1) ATTRIBUTE_NONNULL(2);
int qemuDomainDefValidateDiskLunSource(const virStorageSource *src)
ATTRIBUTE_NONNULL(1);
int qemuDomainDeviceDefValidateDisk(const virDomainDiskDef *disk,
virQEMUCapsPtr qemuCaps);
int qemuDomainPrepareChannel(virDomainChrDefPtr chr,
const char *domainChannelTargetDir)
ATTRIBUTE_NONNULL(1) ATTRIBUTE_NONNULL(2);
void qemuDomainPrepareChardevSourceTLS(virDomainChrSourceDefPtr source,
virQEMUDriverConfigPtr cfg)
ATTRIBUTE_NONNULL(1) ATTRIBUTE_NONNULL(2);
void qemuDomainPrepareChardevSource(virDomainDefPtr def,
virQEMUDriverConfigPtr cfg)
ATTRIBUTE_NONNULL(1) ATTRIBUTE_NONNULL(2);
void qemuDomainPrepareShmemChardev(virDomainShmemDefPtr shmem)
ATTRIBUTE_NONNULL(1);
bool qemuDomainVcpuHotplugIsInOrder(virDomainDefPtr def)
ATTRIBUTE_NONNULL(1);
void qemuDomainVcpuPersistOrder(virDomainDefPtr def)
ATTRIBUTE_NONNULL(1);
int qemuDomainCheckMonitor(virQEMUDriverPtr driver,
virDomainObjPtr vm,
qemuDomainAsyncJob asyncJob);
bool qemuDomainSupportsVideoVga(virDomainVideoDefPtr video,
virQEMUCapsPtr qemuCaps);
bool qemuDomainNeedsVFIO(const virDomainDef *def);
int qemuDomainGetHostdevPath(virDomainHostdevDefPtr dev,
char **path,
int *perms);
virDomainDiskDefPtr qemuDomainDiskLookupByNodename(virDomainDefPtr def,
virDomainBackupDefPtr backupdef,
const char *nodename,
virStorageSourcePtr *src);
char *qemuDomainDiskBackingStoreGetName(virDomainDiskDefPtr disk,
unsigned int idx);
virStorageSourcePtr qemuDomainGetStorageSourceByDevstr(const char *devstr,
virDomainDefPtr def,
virDomainBackupDefPtr backupdef);
int
qemuDomainUpdateCPU(virDomainObjPtr vm,
virCPUDefPtr cpu,
virCPUDefPtr *origCPU);
int
qemuDomainFixupCPUs(virDomainObjPtr vm,
virCPUDefPtr *origCPU);
char *
qemuDomainGetMachineName(virDomainObjPtr vm);
void
qemuDomainObjPrivateXMLFormatAllowReboot(virBufferPtr buf,
virTristateBool allowReboot);
int
qemuDomainObjPrivateXMLParseAllowReboot(xmlXPathContextPtr ctxt,
virTristateBool *allowReboot);
bool
qemuDomainCheckCCWS390AddressSupport(const virDomainDef *def,
const virDomainDeviceInfo *info,
virQEMUCapsPtr qemuCaps,
const char *devicename);
void
qemuDomainPrepareDiskSourceData(virDomainDiskDefPtr disk,
virStorageSourcePtr src);
int
qemuDomainValidateStorageSource(virStorageSourcePtr src,
virQEMUCapsPtr qemuCaps,
bool maskBlockdev);
int
qemuDomainPrepareDiskSource(virDomainDiskDefPtr disk,
qemuDomainObjPrivatePtr priv,
virQEMUDriverConfigPtr cfg);
int
qemuDomainDiskCachemodeFlags(int cachemode,
bool *writeback,
bool *direct,
bool *noflush);
int
qemuDomainPrepareHostdev(virDomainHostdevDefPtr hostdev,
qemuDomainObjPrivatePtr priv);
char * qemuDomainGetManagedPRSocketPath(qemuDomainObjPrivatePtr priv);
bool qemuDomainDefHasManagedPR(virDomainObjPtr vm);
unsigned int qemuDomainStorageIdNew(qemuDomainObjPrivatePtr priv);
void qemuDomainStorageIdReset(qemuDomainObjPrivatePtr priv);
virDomainEventResumedDetailType
qemuDomainRunningReasonToResumeEvent(virDomainRunningReason reason);
bool
qemuDomainIsUsingNoShutdown(qemuDomainObjPrivatePtr priv);
bool
qemuDomainDiskIsMissingLocalOptional(virDomainDiskDefPtr disk);
void
qemuDomainNVRAMPathFormat(virQEMUDriverConfigPtr cfg,
virDomainDefPtr def,
char **path);
void
qemuDomainNVRAMPathGenerate(virQEMUDriverConfigPtr cfg,
virDomainDefPtr def);
virDomainEventSuspendedDetailType
qemuDomainPausedReasonToSuspendedEvent(virDomainPausedReason reason);
int
qemuDomainValidateActualNetDef(const virDomainNetDef *net,
virQEMUCapsPtr qemuCaps);
int
qemuDomainSupportsCheckpointsBlockjobs(virDomainObjPtr vm)
G_GNUC_WARN_UNUSED_RESULT;
int
qemuDomainMakeCPUMigratable(virCPUDefPtr cpu);
int
qemuDomainInitializePflashStorageSource(virDomainObjPtr vm);
bool
qemuDomainDiskBlockJobIsSupported(virDomainObjPtr vm,
virDomainDiskDefPtr disk);
int
qemuDomainDefNumaCPUsRectify(virDomainDefPtr def,
virQEMUCapsPtr qemuCaps);
void qemuDomainRemoveInactiveJob(virQEMUDriverPtr driver,
virDomainObjPtr vm);
void qemuDomainRemoveInactiveJobLocked(virQEMUDriverPtr driver,
virDomainObjPtr vm);
int virQEMUFileOpenAs(uid_t fallback_uid,
gid_t fallback_gid,
bool dynamicOwnership,
const char *path,
int oflags,
bool *needUnlink);
int
qemuDomainOpenFile(virQEMUDriverPtr driver,
virDomainObjPtr vm,
const char *path,
int oflags,
bool *needUnlink);
int
qemuDomainFileWrapperFDClose(virDomainObjPtr vm,
virFileWrapperFdPtr fd);
int
qemuDomainInterfaceSetDefaultQDisc(virQEMUDriverPtr driver,
virDomainNetDefPtr net);
int
qemuDomainNamePathsCleanup(virQEMUDriverConfigPtr cfg,
const char *name,
bool bestEffort);
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