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qemu: checkpoint: Enforce that 'bitmap' name must match checkpoint name

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Prevent insane configurations by enforcing that disk bitmap for a
checkpoint must match the name of the checkpoint.

Signed-off-by: Peter Krempa <pkrempa@redhat.com>
Reviewed-by: Ján Tomko <jtomko@redhat.com>
This commit is contained in:
Peter Krempa 2019-09-18 14:48:57 +02:00
parent d374389974
commit fefb2d743a
1 changed files with 7 additions and 0 deletions
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7
src/qemu/qemu_checkpoint.c
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@ -270,6 +270,13 @@ qemuCheckpointPrepare(virQEMUDriverPtr driver,
if (disk->type != VIR_DOMAIN_CHECKPOINT_TYPE_BITMAP)
continue;
if (STRNEQ(disk->bitmap, def->parent.name)) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
_("bitmap for disk '%s' must match checkpoint name '%s'"),
disk->name, def->parent.name);
goto cleanup;
}
if (vm->def->disks[i]->src->format != VIR_STORAGE_FILE_QCOW2) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
_("checkpoint for disk %s unsupported "