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[thin_ll_restore] check preallocation of output file

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This commit is contained in:
Ming-Hung Tsai 2016-08-10 23:41:25 +08:00
parent 6863db6f86
commit 45dbc2593a
1 changed files with 16 additions and 2 deletions
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18
thin-provisioning/thin_ll_restore.cc
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@ -14,6 +14,7 @@
// with thin-provisioning-tools. If not, see
// <http://www.gnu.org/licenses/>.
#include "base/output_file_requirements.h"
#include "base/xml_utils.h"
#include "metadata_dumper.h"
#include "metadata.h"
@ -261,12 +262,25 @@ thin_ll_restore_cmd::run(int argc, char **argv) {
return 1;
}
if (!input_metadata.length() || !input.length() || !output.length()) {
cerr << "No input/output file provided." << endl;
if (!input.length()) {
cerr << "No input file provided." << endl;
usage(cerr);
return 1;
}
if (!input_metadata.length()) {
cerr << "No input metadata provided." << endl;
usage(cerr);
return 1;
}
if (!output.length()) {
cerr << "No output file provided." << endl;
usage(cerr);
return 1;
} else
check_output_file_requirements(output);
return low_level_restore(input_metadata, input, output, f);
}