added mysql backup script

bash/backupmysql.sh

@@ -0,0 +1,39 @@
+#!/bin/bash
+##
+ # Backup all mySQL databases
+ #
+ # @copyright   2013 Steffen Vogel
+ # @license     http://www.gnu.org/licenses/gpl.txt GNU Public License
+ # @author      Steffen Vogel <info@steffenvogel.de>
+ # @link        http://www.steffenvogel.de
+ ##
+##
+ # This script is free software: you can redistribute it and/or modify
+ # it under the terms of the GNU General Public License as published by
+ # the Free Software Foundation, either version 3 of the License, or
+ # any later version.
+ #
+ # This script is distributed in the hope that it will be useful,
+ # but WITHOUT ANY WARRANTY; without even the implied warranty of
+ # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ # GNU General Public License for more details.
+ #
+ # You should have received a copy of the GNU General Public License
+ # along with this script. If not, see <http://www.gnu.org/licenses/>.
+ ##
+
+TIMESTAMP=$(date +"%Y-%m-%dT%H:%M:%S")
+BACKUP_DIR="/backup/mysql/$TIMESTAMP"
+MYSQL_USER="backup"
+MYSQL=/usr/bin/mysql
+MYSQL_PASSWORD="password"
+MYSQLDUMP=/usr/bin/mysqldump
+
+DATABASES=`$MYSQL -u$MYSQL_USER -p$MYSQL_PASSWORD -e "SHOW DATABASES;" | grep -Ev "(Database|information_schema|performance_schema)"`
+
+mkdir -p $BACKUP_DIR
+for db in $DATABASES; do
+	$MYSQLDUMP --force --opt --user=$MYSQL_USER -p$MYSQL_PASSWORD --events --databases $db | gzip > "$BACKUP_DIR/$db.gz"
+done
+
+