Add borg backup role

roles/borg_client/templates/prune_job.sh.j2

@@ -0,0 +1,14 @@
+#!/bin/sh
+
+set -e
+
+export BORG_RSH="ssh -i {{ borgbackup_client_ssh_key_file }}"
+export BORG_PASSPHRASE="{{ borgbackup_passphrase }}"
+
+REPOSITORY={{ borgbackup_server_user }}@{{ borgbackup_client_backup_server_lanfreebackup | default(borgbackup_client_backup_server) }}:{{ item.name }}
+
+{{ borgbackup_binary }} prune --show-rc --verbose --stats \
+  {{ item.prune_options }} \
+  $REPOSITORY \
+  2>&1 | tee {{ borgbackup_client_lastlog_dir }}/{{ item.name }}_{{ prune_suffix_script_filename }}.lastlog \
+  | /usr/bin/logger -t borgbackup_prune_{{ item.name }}_{{ borgbackup_client_backup_server }}