homeserver/roles/mgrote.restic/templates/restic_backup.sh
2020-08-18 11:57:53 +02:00

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Bash

#!/bin/bash
# https://forum.rclone.org/t/bash-script-cronjob-for-automating-rclone-sync/13526/2
LOCKDIR=${HOME}/.cache
# Get an exclusive lock or exit
function exlock() {
exec {lock_fd}>${LOCKDIR}/$(basename $0).lock
flock -nx "$lock_fd"
if [[ $? == 1 ]]; then
exit 1
fi
}
# Cleanup lock file and exit
function unlock() {
rm "${LOCKDIR}/$(basename $0).lock"
[[ -n $1 ]] && exit $1
exit
}
# Damit prueft ob das Script ob es schon laeuft
exlock
(
echo "--------------------------------------------------"
echo $(date)
mount -t cifs -o credentials="/etc/restic/smb_password.txt",vers=3.0 {{ restic_repository }} {{ restic_mount }}
restic -r {{ restic_mount }} --password-file /etc/restic/password.txt backup --exclude-file /etc/restic/exclude.txt {{ restic_folders_to_backup }}
umount {{ restic_mount }}
echo "--------------------------------------------------"
) >> /var/log/restic.log 2>&1
#Hiermit wird die Lockdatei geloescht
unlock