norohind/zfs_autobackup
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check if target_path is missing

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Edwin Eefting 2020-07-09 17:02:48 +02:00
parent 470b4aaf55
commit eaad31e8b4
1 changed files with 6 additions and 1 deletions
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bin/zfs-autobackup
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@ -1552,7 +1552,7 @@ class ZfsAutobackup:
parser.add_argument('--keep-target', type=str, default="10,1d1w,1w1m,1m1y", help='Thinning schedule for old target snapshots. Default: %(default)s') parser.add_argument('--keep-target', type=str, default="10,1d1w,1w1m,1m1y", help='Thinning schedule for old target snapshots. Default: %(default)s')
parser.add_argument('backup_name', help='Name of the backup (you should set the zfs property "autobackup:backup-name" to true on filesystems you want to backup') parser.add_argument('backup_name', help='Name of the backup (you should set the zfs property "autobackup:backup-name" to true on filesystems you want to backup')
parser.add_argument('target_path', help='Target ZFS filesystem') parser.add_argument('target_path', default=None, nargs='?', help='Target ZFS filesystem')
parser.add_argument('--other-snapshots', action='store_true', help='Send over other snapshots as well, not just the ones created by this tool.') parser.add_argument('--other-snapshots', action='store_true', help='Send over other snapshots as well, not just the ones created by this tool.')
parser.add_argument('--no-snapshot', action='store_true', help='Don\'t create new snapshots (useful for finishing uncompleted backups, or cleanups)') parser.add_argument('--no-snapshot', action='store_true', help='Don\'t create new snapshots (useful for finishing uncompleted backups, or cleanups)')
@ -1647,6 +1647,11 @@ class ZfsAutobackup:
target_node=ZfsNode(self.args.backup_name, self, ssh_config=self.args.ssh_config, ssh_to=self.args.ssh_target, readonly=self.args.test, debug_output=self.args.debug_output, description=description, thinner=target_thinner) target_node=ZfsNode(self.args.backup_name, self, ssh_config=self.args.ssh_config, ssh_to=self.args.ssh_target, readonly=self.args.test, debug_output=self.args.debug_output, description=description, thinner=target_thinner)
target_node.verbose("Receive datasets under: {}".format(self.args.target_path)) target_node.verbose("Receive datasets under: {}".format(self.args.target_path))
#check if exists, to prevent vague errors
target_dataset=ZfsDataset(target_node, self.args.target_path)
if not target_dataset.exists:
self.error("Target path '{}' does not exist. Please create this dataset first.".format(target_dataset))
return(255)
self.set_title("Selecting") self.set_title("Selecting")
selected_source_datasets=source_node.selected_datasets selected_source_datasets=source_node.selected_datasets