qemu: Forbid migration of machines with I/O errors

Such machine can't be successuflly migrated unles the I/O error has
recovered and might lead to data corruption. Forbid this kind of
migration.
This commit is contained in:
Peter Krempa 2013-06-10 16:30:48 +02:00
parent caa467db62
commit 5f719f217e

View File

@ -1423,6 +1423,7 @@ qemuMigrationIsAllowed(virQEMUDriverPtr driver, virDomainObjPtr vm,
virDomainDefPtr def, bool remote)
{
int nsnapshots;
int pauseReason;
bool forbid;
int i;
@ -1445,6 +1446,15 @@ qemuMigrationIsAllowed(virQEMUDriverPtr driver, virDomainObjPtr vm,
nsnapshots);
return false;
}
/* cancel migration if disk I/O error is emitted while migrating */
if (virDomainObjGetState(vm, &pauseReason) == VIR_DOMAIN_PAUSED &&
pauseReason == VIR_DOMAIN_PAUSED_IOERROR) {
virReportError(VIR_ERR_OPERATION_INVALID, "%s",
_("cannot migrate domain with I/O error"));
return false;
}
}
if (virDomainHasDiskMirror(vm)) {