Initial commit

mailcow/hooks/pre-backup.sh

@@ -0,0 +1,13 @@
+#!/bin/bash
+set -euo pipefail
+
+echo "==> [mailcow] Dumping MariaDB database"
+mkdir -p /mnt/staging
+mariadb-dump \
+    --socket=/var/run/mysqld/mysqld.sock \
+    --skip-ssl \
+    -u "$MYSQL_USER" \
+    -p"$MYSQL_PASSWORD" \
+    --single-transaction \
+    "$MYSQL_DATABASE" > /mnt/staging/mailcow.sql
+echo "==> [mailcow] Database dump complete ($(du -h /mnt/staging/mailcow.sql | cut -f1))"