db_user="root"
db_passwd="123456"
db_host="localhost"
backup_dir="/usr/local/apache2/htdocs/backup"
time="$(date +"%y%m%d%h%m")"
mysql="/usr/local/mysql/bin/mysql"
mysqldump="/usr/local/mysql/bin/mysqldump"
mkdir="/bin/mkdir"
rm="/bin/rm"
mv="/bin/mv"
gzip="/bin/gzip"
test ! -w $backup_dir && echo "error: $backup_dir is un-writeable." && exit 0
test ! -d "$backup_dir/$time" && $mkdir -p "$backup_dir/$time"
all_db="$($mysql -u $db_user -h $db_host -p$db_passwd -bse 'show databases')"
for db in $all_db
do$mysqldump "--default-character-set=gbk" -u $db_user -h $db_host -p$db_passwd $db | $gzip -9 > "$backup_dir/$time/$db.gz"
done
exit 0;
設定定時任務
使用crontab -e命令編輯定時任務列表
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