#!/bin/bash
#at 00:00 to excute the script which function is to backup the mysql database
DB_USER=root
DB_PASSWD=chenzm
DBNAME=czm
BACKUPTIME=`date -d "today" +"%Y%m%d"`
service mysqld status &> /dev/null
if [ $? -eq 0 ];then
mysqldump -u${DB_USER} -p${DB_PASSWD} ${DBNAME} > /DBDIR/backup/$BACKUPTIME-${DBNAME}.sql
[ $? -eq 0 ] && echo "Backup database:${DBNAME} successfully." || ( echo "Backup database:${DBNAME} failure." && exit 2 )
else
echo "the service mysqld is not starting."
exit 3
fi