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conf: backup: Don't explicitly forbid backup of read-only disk 

Users may want to use this to create a full backup or even incremental
if the checkpoints are pre-existing. We still will not allow to create a
checkpoint on a read-only disk as that makes no sense.

https://bugzilla.redhat.com/show_bug.cgi?id=1840053

Signed-off-by: Peter Krempa <pkrempa@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
This commit is contained in:
Peter Krempa 2020-06-25 12:49:45 +02:00
parent ab7b3167b3
commit 981222b682
1 changed files with 0 additions and 7 deletions
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7
src/conf/backup_conf.c
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@ -411,13 +411,6 @@ virDomainBackupDefAssignStore(virDomainBackupDiskDefPtr disk,
_("disk '%s' has no media"), disk->name);
return -1;
}
} else if (src->readonly) {
if (disk->store) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
_("backup of readonly disk '%s' makes no sense"),
disk->name);
return -1;
}
} else if (!disk->store) {
if (virStorageSourceGetActualType(src) == VIR_STORAGE_TYPE_FILE) {
if (!(disk->store = virStorageSourceNew()))