data backup cleanup

scripts/database-backup/overleaf_backup_script.sh

@@ -0,0 +1,25 @@
+# Date format
+NOW=$(date +"%Y-%m-%d")
+
+OVERLEAF_DIRECTORY="/home/debian/docker/compose/project/service/overleaf-toolkit"
+
+# Backup config
+$OVERLEAF_DIRECTORY/bin/backup-config -m tar $OVERLEAF_DIRECTORY/backup/$NOW-overleaf-config-backup.tar
+# Backup mongo
+tar --create --file $OVERLEAF_DIRECTORY/backup/$NOW-overleaf-mongo-backup.tar $OVERLEAF_DIRECTORY/data/mongo
+# Backup sharelatex
+tar --create --file $OVERLEAF_DIRECTORY/backup/$NOW-overleaf-sharelatex-backup.tar $OVERLEAF_DIRECTORY/data/sharelatex
+
+# Pruning
+clean_up_backups() {
+
+    # list all files older than 3 days
+    FILE_TO_DELETE=$(find $OVERLEAF_DIRECTORY/backup/ -type f -mtime 3)
+
+    # delete such files
+    for i in $FILE_TO_DELETE; do
+        rm $i
+    done
+}
+
+clean_up_backups