#!/bin/bash

LOCK="/usr/scheduler/backup-mysql.lock"
if [ -f "$LOCK" ]; then
        echo "Another instance of $0 is running, exiting..."
        exit 1
fi

touch $LOCK  # Creates the file
trap "rm $LOCK" EXIT

echo "Beginging backup of DB_1..."

FILE=/srv/backup
if [ -f "/srv/backup/sql/db_1.sql.gz" ]; then
	echo "Rotating existing backup files..."
	logrotate /usr/scheduler/logrotate_backup_sql
fi

echo "Dumping datbase DB_1..."
mariadb-dump --skip-ssl --opt -h localhost -u root -p$MARIADB_ROOT_PASSWORD db_1 | gzip -c > /srv/backup/sql/db_1.sql.gz
echo "Backup finished!"