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qvm-backup: support explicit list of VMs to backup

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This commit is contained in:
Marek Marczykowski-Górecki 2013-10-01 03:18:44 +02:00
parent c6d51fd68f
commit f74caf876b
1 changed files with 7 additions and 3 deletions
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10
qvm-tools/qvm-backup
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@ -31,7 +31,7 @@ def print_progress(progress):
print >> sys.stderr, "\r-> Backing up files: {0}%...".format (progress), print >> sys.stderr, "\r-> Backing up files: {0}%...".format (progress),
def main(): def main():
usage = "usage: %prog [options] <backup-dir-path>" usage = "usage: %prog [options] <backup-dir-path> [vmname ...]"
parser = OptionParser (usage) parser = OptionParser (usage)
parser.add_option ("-x", "--exclude", action="append", dest="exclude_list", parser.add_option ("-x", "--exclude", action="append", dest="exclude_list",
@ -41,7 +41,7 @@ def main():
(options, args) = parser.parse_args () (options, args) = parser.parse_args ()
if (len (args) != 1): if (len (args) < 1):
print >> sys.stderr, "You must specify the target backup directory (e.g. /mnt/backup)" print >> sys.stderr, "You must specify the target backup directory (e.g. /mnt/backup)"
print >> sys.stderr, "qvm-backup will create a subdirectory there for each individual backup." print >> sys.stderr, "qvm-backup will create a subdirectory there for each individual backup."
exit (0) exit (0)
@ -60,9 +60,13 @@ def main():
qvm_collection.lock_db_for_reading() qvm_collection.lock_db_for_reading()
qvm_collection.load() qvm_collection.load()
vms = None
if (len (args) > 1):
vms = [qvm_collection.get_vm_by_name(vmname) for vmname in args[1:]]
files_to_backup = None files_to_backup = None
try: try:
files_to_backup = backup_prepare(base_backup_dir, exclude_list=options.exclude_list) files_to_backup = backup_prepare(base_backup_dir, vms_list=vms, exclude_list=options.exclude_list)
except QubesException as e: except QubesException as e:
print >>sys.stderr, "ERROR: %s" % str(e) print >>sys.stderr, "ERROR: %s" % str(e)
exit(1) exit(1)