[libvirt] [REPOST PATCH 2/6] storage: Cleanup failures virStorageBackendCreateExecCommand
After a successful qemu-img/qcow-create of the backing file, if we
fail to stat the file, change it owner/group, or mode, then the
cleanup path should delete the file.
Signed-off-by: John Ferlan <jferlan(a)redhat.com>
---
src/storage/storage_backend.c | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/src/storage/storage_backend.c b/src/storage/storage_backend.c
index 037d6d7..487c914 100644
--- a/src/storage/storage_backend.c
+++ b/src/storage/storage_backend.c
@@ -678,6 +678,7 @@ virStorageBackendCreateExecCommand(virStoragePoolObjPtr pool,
gid_t gid;
uid_t uid;
mode_t mode;
+ bool filecreated = false;
int ret = -1;
if ((pool->def->type == VIR_STORAGE_POOL_NETFS)
@@ -708,6 +709,9 @@ virStorageBackendCreateExecCommand(virStoragePoolObjPtr pool,
if (virCommandRun(cmd, NULL) < 0)
goto cleanup;
+
+ filecreated = true;
+
if (stat(vol->target.path, &st) < 0) {
virReportSystemError(errno,
_("failed to create %s"), vol->target.path);
@@ -739,6 +743,8 @@ virStorageBackendCreateExecCommand(virStoragePoolObjPtr pool,
ret = 0;
cleanup:
+ if (ret < 0 && filecreated)
+ unlink(vol->target.path);
return ret;
}
--
2.1.0