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qemu: Simplify qemuMigrationFinish

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Offline migration is quite special because we don't really need to do
anything but make the domain persistent. Let's do it separately from
normal migration to avoid cluttering the code with
!(flags & VIR_MIGRATE_OFFLINE).

Signed-off-by: Jiri Denemark <jdenemar@redhat.com>
This commit is contained in:
Jiri Denemark 2015-07-07 14:11:58 +02:00
parent a86b188567
commit 8874d37f94
1 changed files with 36 additions and 36 deletions
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72
src/qemu/qemu_migration.c
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@ -5660,8 +5660,14 @@ qemuMigrationFinish(virQEMUDriverPtr driver,
/* Did the migration go as planned? If yes, return the domain
* object, but if no, clean up the empty qemu process.
*/
if (retcode == 0) {
if (!virDomainObjIsActive(vm) && !(flags & VIR_MIGRATE_OFFLINE)) {
if (flags & VIR_MIGRATE_OFFLINE) {
if (retcode != 0 ||
qemuMigrationPersist(driver, vm, mig) < 0)
goto endjob;
dom = virGetDomain(dconn, vm->def->name, vm->def->uuid);
} else if (retcode == 0) {
if (!virDomainObjIsActive(vm)) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s",
_("guest unexpectedly quit"));
qemuMigrationErrorReport(driver, vm->def->name);
@ -5678,20 +5684,17 @@ qemuMigrationFinish(virQEMUDriverPtr driver,
}
}
if (!(flags & VIR_MIGRATE_OFFLINE)) {
if (qemuMigrationVPAssociatePortProfiles(vm->def) < 0) {
qemuProcessStop(driver, vm, VIR_DOMAIN_SHUTOFF_FAILED,
VIR_QEMU_PROCESS_STOP_MIGRATED);
virDomainAuditStop(vm, "failed");
event = virDomainEventLifecycleNewFromObj(vm,
VIR_DOMAIN_EVENT_STOPPED,
VIR_DOMAIN_EVENT_STOPPED_FAILED);
goto endjob;
}
if (mig->network)
if (qemuDomainMigrateOPDRelocate(driver, vm, mig) < 0)
VIR_WARN("unable to provide network data for relocation");
if (qemuMigrationVPAssociatePortProfiles(vm->def) < 0) {
qemuProcessStop(driver, vm, VIR_DOMAIN_SHUTOFF_FAILED,
VIR_QEMU_PROCESS_STOP_MIGRATED);
virDomainAuditStop(vm, "failed");
event = virDomainEventLifecycleNewFromObj(vm,
VIR_DOMAIN_EVENT_STOPPED,
VIR_DOMAIN_EVENT_STOPPED_FAILED);
goto endjob;
}
if (mig->network && qemuDomainMigrateOPDRelocate(driver, vm, mig) < 0)
VIR_WARN("unable to provide network data for relocation");
if (qemuMigrationStopNBDServer(driver, vm, mig) < 0)
goto endjob;
@ -5713,17 +5716,15 @@ qemuMigrationFinish(virQEMUDriverPtr driver,
* to restart during confirm() step, so we kill it off now.
*/
if (v3proto) {
if (!(flags & VIR_MIGRATE_OFFLINE)) {
qemuProcessStop(driver, vm, VIR_DOMAIN_SHUTOFF_FAILED,
VIR_QEMU_PROCESS_STOP_MIGRATED);
virDomainAuditStop(vm, "failed");
}
qemuProcessStop(driver, vm, VIR_DOMAIN_SHUTOFF_FAILED,
VIR_QEMU_PROCESS_STOP_MIGRATED);
virDomainAuditStop(vm, "failed");
}
goto endjob;
}
}
if (!(flags & VIR_MIGRATE_PAUSED) && !(flags & VIR_MIGRATE_OFFLINE)) {
if (!(flags & VIR_MIGRATE_PAUSED)) {
/* run 'cont' on the destination, which allows migration on qemu
* >= 0.10.6 to work properly. This isn't strictly necessary on
* older qemu's, but it also doesn't hurt anything there
@ -5765,19 +5766,17 @@ qemuMigrationFinish(virQEMUDriverPtr driver,
dom = virGetDomain(dconn, vm->def->name, vm->def->uuid);
if (!(flags & VIR_MIGRATE_OFFLINE)) {
event = virDomainEventLifecycleNewFromObj(vm,
VIR_DOMAIN_EVENT_RESUMED,
VIR_DOMAIN_EVENT_RESUMED_MIGRATED);
if (virDomainObjGetState(vm, NULL) == VIR_DOMAIN_PAUSED) {
virDomainObjSetState(vm, VIR_DOMAIN_PAUSED,
VIR_DOMAIN_PAUSED_USER);
if (event)
qemuDomainEventQueue(driver, event);
event = virDomainEventLifecycleNewFromObj(vm,
VIR_DOMAIN_EVENT_RESUMED,
VIR_DOMAIN_EVENT_RESUMED_MIGRATED);
if (virDomainObjGetState(vm, NULL) == VIR_DOMAIN_PAUSED) {
virDomainObjSetState(vm, VIR_DOMAIN_PAUSED,
VIR_DOMAIN_PAUSED_USER);
if (event)
qemuDomainEventQueue(driver, event);
event = virDomainEventLifecycleNewFromObj(vm,
VIR_DOMAIN_EVENT_SUSPENDED,
VIR_DOMAIN_EVENT_SUSPENDED_PAUSED);
}
VIR_DOMAIN_EVENT_SUSPENDED,
VIR_DOMAIN_EVENT_SUSPENDED_PAUSED);
}
if (virDomainObjIsActive(vm) &&
@ -5788,7 +5787,7 @@ qemuMigrationFinish(virQEMUDriverPtr driver,
/* Guest is successfully running, so cancel previous auto destroy */
qemuProcessAutoDestroyRemove(driver, vm);
} else if (!(flags & VIR_MIGRATE_OFFLINE)) {
} else {
qemuDomainJobInfo info;
/* Check for a possible error on the monitor in case Finish was called
@ -5806,11 +5805,12 @@ qemuMigrationFinish(virQEMUDriverPtr driver,
VIR_DOMAIN_EVENT_STOPPED_FAILED);
}
if (qemuMigrationBakeCookie(mig, driver, vm, cookieout, cookieoutlen,
endjob:
if (dom &&
qemuMigrationBakeCookie(mig, driver, vm, cookieout, cookieoutlen,
QEMU_MIGRATION_COOKIE_STATS) < 0)
VIR_WARN("Unable to encode migration cookie");
endjob:
qemuMigrationJobFinish(driver, vm);
if (!vm->persistent && !virDomainObjIsActive(vm))
qemuDomainRemoveInactive(driver, vm);