ubuntu下mysql定时备份

Posted 2022-01-21 itzlg

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!/bin/sh

DB_NAME=""
DB_USER=""
DB_PASSWD=""

BIN_DIR="/opt/lampp/bin/" # mysql 执行文件目录
TEMP_DIR="/opt/lampp/db_backup/$DB_NAME/"
BACKUP_DIR="/opt/lampp/db_backup/$DB_NAME_db_backup/"
DATE=date +%Y%m%d_%H%M%S

rm -rf $TEMP_DIR
[ -d $TEMP_DIR ] || mkdir $TEMP_DIR
[ -d $BACKUP_DIR ] || mkdir $BACKUP_DIR

delete files over 10 days

find $BACKUP_DIR -mtime +10 -exec rm -rf ;

back db

日志选项暂未打开 --flush-logs --master-data=2

$BIN_DIRmysqldump -u$DB_USER -p$DB_PASSWD $DB_NAME --lock-all-tables > $TEMP_DIRdb_backup_$DB_NAME$DATE.sql
cp $TEMP_DIRdb_backup$DB_NAME$DATE.sql $BACKUP_DIRdb_backup$DB_NAME_$DATE.sql