Initial commit

templates/backup-retention.j2

@@ -0,0 +1,19 @@
+#!/bin/bash
+set -euo pipefail
+
+source /etc/backup-client/retention.env
+
+{% if backup_backend == 'restic' %}
+# restic backend
+source /etc/backup-client/restic.env
+restic forget \
+	--verbose \
+	--prune \
+	--group-by "host,paths,tags" \
+	--keep-hourly ${BACKUP_RETENTION_HOURS} \
+	--keep-daily ${BACKUP_RETENTION_DAYS} \
+	--keep-weekly ${BACKUP_RETENTION_WEEKS} \
+	--keep-monthly ${BACKUP_RETENTION_MONTHS} \
+	--keep-yearly ${BACKUP_RETENTION_YEARS}
+
+{% endif %}