update

1 files changed, 34 insertions, 0 deletions

diff --git a/bin/byo b/bin/byo
new file mode 100755
index 0000000..173c2a7
--- /dev/null
+++ b/bin/byo
@@ -0,0 +1,34 @@
+#!/bin/sh -e
+# Backup to yoda
+[ "$USER" = root ] || exec sudo "$0" "$@"
+
+usage='Usage: byo [-cdk]
+Backup local disk to yoda external disk.
+
+Options:
+  -c  close and umount yoda
+  -d  dedupe yoda
+  -k  do not umount and close yoda
+'
+
+while getopts :cdk opt; do
+	case $opt in
+	(c|d|k) eval "opt$opt=$opt" ;;
+	(*) printf %s "$usage"; exit 1 ;;
+	esac
+done
+shift $((OPTIND - 1))
+
+yoda_uuid='8c463221-6bb7-414e-9060-c9570bb3a6bb'
+
+dest=/mnt/backup/$(hostname)
+[ -b /dev/mapper/yoda ] && noclose=1 || cryptsetup open "$(blkid --uuid "$yoda_uuid")" yoda
+findmnt /dev/mapper/yoda /mnt >/dev/null && noumount=1 || mount /dev/mapper/yoda /mnt
+time backup -Fv "$dest"
+backup-clean -v "$dest"
+[ ! "$optd" ] || time duperemove -drh --hashfile="$dest/.hashfile" "$dest"
+[ ! "$optk" ] || noumount=1 noclose=1
+[ ! "$optc" ] || noumount='' noclose=''
+[ "$noumount" ] || umount /mnt
+[ "$noclose" ] || cryptsetup close yoda
+echo "bye"