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qemu: Split qemuMigrationFinish

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Separate code which makes incoming domain persistent into
qemuMigrationPersist.

Signed-off-by: Jiri Denemark <jdenemar@redhat.com>
This commit is contained in:
Jiri Denemark 2015-07-07 12:11:37 +02:00
parent 56945e1374
commit a86b188567
1 changed files with 49 additions and 29 deletions
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78
src/qemu/qemu_migration.c
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@ -5558,6 +5558,54 @@ qemuMigrationVPAssociatePortProfiles(virDomainDefPtr def)
}
static int
qemuMigrationPersist(virQEMUDriverPtr driver,
virDomainObjPtr vm,
qemuMigrationCookiePtr mig)
{
virQEMUDriverConfigPtr cfg = virQEMUDriverGetConfig(driver);
virCapsPtr caps = NULL;
virDomainDefPtr vmdef;
virObjectEventPtr event;
bool newVM;
int ret = -1;
if (!(caps = virQEMUDriverGetCapabilities(driver, false)))
goto cleanup;
newVM = !vm->persistent;
vm->persistent = 1;
if (mig->persistent)
vm->newDef = mig->persistent;
vmdef = virDomainObjGetPersistentDef(caps, driver->xmlopt, vm);
if (!vmdef) {
if (newVM)
vm->persistent = 0;
goto cleanup;
}
if (virDomainSaveConfig(cfg->configDir, vmdef) < 0)
goto cleanup;
event = virDomainEventLifecycleNewFromObj(vm,
VIR_DOMAIN_EVENT_DEFINED,
newVM ?
VIR_DOMAIN_EVENT_DEFINED_ADDED :
VIR_DOMAIN_EVENT_DEFINED_UPDATED);
if (event)
qemuDomainEventQueue(driver, event);
ret = 0;
cleanup:
virObjectUnref(caps);
virObjectUnref(cfg);
return ret;
}
virDomainPtr
qemuMigrationFinish(virQEMUDriverPtr driver,
virConnectPtr dconn,
@ -5572,13 +5620,11 @@ qemuMigrationFinish(virQEMUDriverPtr driver,
{
virDomainPtr dom = NULL;
virObjectEventPtr event = NULL;
bool newVM = true;
qemuMigrationCookiePtr mig = NULL;
virErrorPtr orig_err = NULL;
int cookie_flags = 0;
qemuDomainObjPrivatePtr priv = vm->privateData;
virQEMUDriverConfigPtr cfg = virQEMUDriverGetConfig(driver);
virCapsPtr caps = NULL;
unsigned short port;
VIR_DEBUG("driver=%p, dconn=%p, vm=%p, cookiein=%s, cookieinlen=%d, "
@ -5589,9 +5635,6 @@ qemuMigrationFinish(virQEMUDriverPtr driver,
port = priv->migrationPort;
priv->migrationPort = 0;
if (!(caps = virQEMUDriverGetCapabilities(driver, false)))
goto cleanup;
if (!qemuMigrationJobIsActive(vm, QEMU_ASYNC_JOB_MIGRATION_IN)) {
qemuMigrationErrorReport(driver, vm->def->name);
goto cleanup;
@ -5654,15 +5697,7 @@ qemuMigrationFinish(virQEMUDriverPtr driver,
goto endjob;
if (flags & VIR_MIGRATE_PERSIST_DEST) {
virDomainDefPtr vmdef;
if (vm->persistent)
newVM = false;
vm->persistent = 1;
if (mig->persistent)
vm->newDef = vmdef = mig->persistent;
else
vmdef = virDomainObjGetPersistentDef(caps, driver->xmlopt, vm);
if (!vmdef || virDomainSaveConfig(cfg->configDir, vmdef) < 0) {
if (qemuMigrationPersist(driver, vm, mig) < 0) {
/* Hmpf. Migration was successful, but making it persistent
* was not. If we report successful, then when this domain
* shuts down, management tools are in for a surprise. On the
@ -5683,23 +5718,9 @@ qemuMigrationFinish(virQEMUDriverPtr driver,
VIR_QEMU_PROCESS_STOP_MIGRATED);
virDomainAuditStop(vm, "failed");
}
if (newVM)
vm->persistent = 0;
}
if (!vmdef)
virReportError(VIR_ERR_INTERNAL_ERROR, "%s",
_("can't get vmdef"));
goto endjob;
}
event = virDomainEventLifecycleNewFromObj(vm,
VIR_DOMAIN_EVENT_DEFINED,
newVM ?
VIR_DOMAIN_EVENT_DEFINED_ADDED :
VIR_DOMAIN_EVENT_DEFINED_UPDATED);
if (event)
qemuDomainEventQueue(driver, event);
event = NULL;
}
if (!(flags & VIR_MIGRATE_PAUSED) && !(flags & VIR_MIGRATE_OFFLINE)) {
@ -5807,7 +5828,6 @@ qemuMigrationFinish(virQEMUDriverPtr driver,
virSetError(orig_err);
virFreeError(orig_err);
}
virObjectUnref(caps);
virObjectUnref(cfg);
/* Set a special error if Finish is expected to return NULL as a result of