backup: Add restic

Keep duplicity and restic running in parallel for a while.

diff --git a/backup b/backup
index 4e5c4b757ad480c1ea8cf857043bcc03d297aeee..bbca65e02316c5148e3bd5b5fb554292ad41de6a 100755 (executable)
--- a/backup
+++ b/backup
@@ -3,6 +3,12 @@ set -eu
 cd $HOME
 LOG=.cache/duplicity/log
 PATH=$PATH:/sbin:/usr/sbin
+RESTIC="restic --password-file $HOME/.config/backup-passphrase --repo sftp:piware.de:backup/restic"
+
+fail() {
+    notify-send -i network-error-symbolic -u critical -t 180 "${1:-BACKUP FAILED!}"
+    exit 1
+}
 
 # do backup every day
 if [ -e "$LOG" ] && [ $(( `date +%s` - `stat -c %Y $LOG` )) -lt 86300 ]; then
@@ -27,6 +33,12 @@ fi
 
 notify-send "Backup started"
 mkdir -p $(dirname $LOG)
-env PASSPHRASE="$(cat ~/.config/backup-passphrase)" duplicity --allow-source-mismatch --full-if-older-than 1M --exclude-filelist ~/.config/backup-ignore . rsync://piware.de/backup/laptop >> $LOG || { notify-send "BACKUP FAILED!"; exit 1; }
-notify-send "Backup finished successfully"
+env PASSPHRASE="$(cat ~/.config/backup-passphrase)" duplicity --allow-source-mismatch --full-if-older-than 1M --exclude-filelist ~/.config/backup-ignore . rsync://piware.de/backup/laptop >> $LOG || fail
 duplicity remove-all-but-n-full 6 --force rsync://piware.de/backup/laptop
+
+$RESTIC backup --exclude-file=$HOME/.config/backup-ignore $HOME || fail
+# TODO: forget --prune policy: https://restic.readthedocs.io/en/stable/060_forget.html
+notify-send "Backup finished successfully"
+
+$RESTIC check || fail "BACKUP CHECK FAILED!"
+notify-send "Backup checked successfully"