emo/thin-provisioning-tools
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[thin_restore] check the input file exists.

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Previously we were hanging if it didn't
This commit is contained in:
Joe Thornber 2013-09-16 13:43:06 +01:00
parent 14122d6875
commit 7ce306cb6d
1 changed files with 3 additions and 0 deletions
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3
thin-provisioning/thin_restore.cc
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@ -16,6 +16,7 @@
// with thin-provisioning-tools. If not, see // with thin-provisioning-tools. If not, see
// <http://www.gnu.org/licenses/>. // <http://www.gnu.org/licenses/>.
#include "persistent-data/file_utils.h"
#include "thin-provisioning/emitter.h" #include "thin-provisioning/emitter.h"
#include "thin-provisioning/human_readable_format.h" #include "thin-provisioning/human_readable_format.h"
#include "thin-provisioning/metadata.h" #include "thin-provisioning/metadata.h"
@ -45,6 +46,8 @@ namespace {
// The block size gets updated by the restorer. // The block size gets updated by the restorer.
metadata::ptr md(new metadata(dev, metadata::CREATE, 128, 0)); metadata::ptr md(new metadata(dev, metadata::CREATE, 128, 0));
emitter::ptr restorer = create_restore_emitter(md); emitter::ptr restorer = create_restore_emitter(md);
check_file_exists(backup_file);
ifstream in(backup_file.c_str(), ifstream::in); ifstream in(backup_file.c_str(), ifstream::in);
parse_xml(in, restorer); parse_xml(in, restorer);