#!/bin/bash                                                                                                                                                                                                                                     
DUMP_DIR="/var/backups/dumps/"

mkdir -p "$DUMP_DIR"
chmod go-rwx "$DUMP_DIR"

if [ -x /usr/bin/mariadb-dump ]; then
   #
    DATABASES=$(mysql --defaults-file=/etc/mysql/debian.cnf -B -N --execute="SHOW DATABASES" | grep -v 'lost+found\|performance_schema\|information_schema')
   
    echo "Databases: $DATABASES"
    for DATABASE in $DATABASES ; do
        echo "Dumping database: $DATABASE"
	/usr/bin/mariadb-dump --defaults-file=/etc/mysql/debian.cnf --single-transaction --quick --events $DATABASE | bzip2 - > $DUMP_DIR/$DATABASE-msql.sql.bz2
    done
else
    echo "DMBS MariaDB not detected."
fi