其实主要是为了偷懒，所以就搞了一个自动编写MySQL数据库备份脚本，每次写备份脚本传参就可以了，仅供参考。1. MySQL备份模板(上传到下载平台) #!/bin/bash ################################# # copyright by hwb # DATE:2020-12-03 # 用途：MYSQL备份模板 ################################# #定义 db_host=localhost db_port=3306 db_name=mysql_prod db_user=root db_pwd=password backup_path="/data/backup" # view,function,procedure,event,trigger output_type='view,function,procedure,event,trigger' today=`date +"%Y%m%d-%H%M%S"` data_file=$backup_path/$db_name$today.sql object_file="${backup_path}/obj_${db_name}$today.sql" log_file="/home/scripts/mysql_backup.log" mysql_cmd="mysql -u${db_user} -p${db_pwd} -h${db_host} -P${db_port} " mysqldump_cmd="mysqldump -u${db_user} -p${db_pwd} -h${db_host} -P${db_port} $db_name " #调用函数库 [ -f /etc/init.d/functions ] && source /etc/init.d/functions export PATH=/usr/local/sbin:/usr/local/bin:/sbin:/bin:/usr/sbin:/usr/bin:/root/bin source /etc/profile #Require root to run this script. [ $(id -u) -gt 0 ] && echo "请用root用户执行此脚本！" && exit 1 [ -d $backup_path ] || mkdir -p $backup_path #[ ! -n "$5" ] && echo -e "[31m Usage: $0 IP 端口 实例名 用户名 '密码' [0m" && exit 1 function mysql_backup() { echo "" echo -e "[33m***********************************************mysql数据库备份****************************************************[0m" echo -e "[36m**************备份数据库数据到$data_file**************[0m" #A partial dump from a server that has GTIDs will by default include the GTIDs of all transactions, even those that changed suppressed parts of the database. If you don't want to restore GTIDs, pass --set-gtid-purged=OFF. To make a complete dump, pass --all-databases --triggers --routines --events $mysqldump_cmd --single_transaction -R -E --flush-logs --master-data=2 --set-gtid-purged=OFF > $data_file if [ $? -eq 0 ];then action "[$today]>>>完成数据库${db_name}数据备份" /bin/true echo "[$today]>>>完成数据库${db_name}数据备份" >> ${log_file} else action "[$today]>>>数据库${db_name}备份失败，请检查相关配置！" /bin/false echo "[$today]>>>数据库${db_name}备份失败，请检查相关配置！" >> ${log_file} exit 1 fi echo -e "[36m*******备份${db_name}函数、视图等定义到$object_file***********[0m" cat > $object_file<<EOF ouput object‘s definition for database "$db_name" ouput time: $(date "+%Y-%m-%d %H:%M:%S") ouput object type: $output_type EOF echo "">> $object_file echo "">> $object_file # 视图 if [[ $output_type == *"view"* ]] then echo "-- ------------------------------------------------------------" >> $object_file echo "-- views" >> $object_file echo "-- ------------------------------------------------------------" >> $object_file #让 MySQL不输出列名 可以用-N 或者--skip-column-names参数 $mysql_cmd --skip-column-names -e "select concat('SHOW CREATE VIEW ',table_schema,'.',table_name,';') from information_schema.views where table_schema='$db_name'" | sed 's/;/\G/g' | $mysql_cmd $db_name | sed 's/Create View: /kk_begin /g' | sed 's/[ ]*character_set_client:/; kk_end/g' | sed -n '/kk_begin/{:a;N;/kk_end/!ba;s/.*kk_begin|kk_end.*//g;p}' >> $object_file fi # 函数 if [[ $output_type == *"function"* ]] then echo "-- ------------------------------------------------------------" >> $object_file echo "-- function" >> $object_file echo "-- ------------------------------------------------------------" >> $object_file $mysql_cmd --skip-column-names -e "select concat('SHOW CREATE FUNCTION ',routine_schema,'.',routine_name,';') from information_schema.routines where routine_schema='$db_name' and ROUTINE_TYPE='FUNCTION'" | sed 's/;/\G/g' | $mysql_cmd $db_name | sed 's/Create Function: /kk_begin delimiter $$ /g' | sed 's/[ ]*character_set_client:/$$ delimiter ; kk_end/g' | sed -n '/kk_begin/{:a;N;/kk_end/!ba;s/.*kk_begin|kk_end.*//g;p}' >> $object_file fi # 存储过程 if [[ $output_type == *"procedure"* ]] then echo "-- ------------------------------------------------------------" >> $object_file echo "-- procedure" >> $object_file echo "-- ------------------------------------------------------------" >> $object_file $mysql_cmd --skip-column-names -e "select concat('SHOW CREATE PROCEDURE ',routine_schema,'.',routine_name,';') from information_schema.routines where routine_schema='$db_name' and ROUTINE_TYPE='PROCEDURE'" | sed 's/;/\G/g' | $mysql_cmd $db_name | sed 's/Create Procedure: /kk_begin delimiter $$ /g' | sed 's/[ ]*character_set_client:/$$ delimiter ; kk_end/g' | sed -n '/kk_begin/{:a;N;/kk_end/!ba;s/.*kk_begin|kk_end.*//g;p}' >> $object_file fi # 事件 if [[ $output_type == *"event"* ]] then echo "-- ------------------------------------------------------------" >> $object_file echo "-- event" >> $object_file echo "-- ------------------------------------------------------------" >> $object_file $mysql_cmd --skip-column-names -e "select concat('SHOW CREATE EVENT ',EVENT_SCHEMA,'.',EVENT_NAME,';') from information_schema.events where EVENT_SCHEMA='$db_name'" | sed 's/;/\G/g' | $mysql_cmd | sed 's/Create Event: /kk_begin delimiter $$ /g' | sed 's/[ ]*character_set_client:/$$ delimiter ; kk_end/g' | sed -n '/kk_begin/{:a;N;/kk_end/!ba;s/.*kk_begin|kk_end.*//g;p}' >> $object_file fi # 触发器 if [[ $output_type == *"trigger"* ]] then echo "-- ------------------------------------------------------------" >> $object_file echo "-- trigger" >> $object_file echo "-- ------------------------------------------------------------" >> $object_file $mysql_cmd --skip-column-names -e "select concat('SHOW CREATE TRIGGER ',TRIGGER_SCHEMA,'.',TRIGGER_NAME,';') from information_schema.triggers where TRIGGER_SCHEMA='$db_name';" | sed 's/;/\G/g' | $mysql_cmd $db_name| sed 's/SQL Original Statement: /kk_begin delimiter $$ /g' | sed 's/[ ]*character_set_client:/$$ delimiter ; kk_end/g' | sed -n '/kk_begin/{:a;N;/kk_end/!ba;s/.*kk_begin|kk_end.*//g;p}' >> $object_file fi # ^M, you need to type CTRL-V and then CTRL-M sed -i "s/^M//g" $object_file #清理过期备份 find ${backup_path} -mtime +10 -type f -name '*.sql' -exec rm -f {} ; if [ $? -eq 0 ];then action "[$today]>>>完成数据库${db_name}过期备份清理" /bin/true echo "[$today]>>>完成数据库${db_name}过期备份清理" >> ${log_file} else action "[$today]>>>数据库${db_name}过期备份清理失败，请检查相关配置！" /bin/false echo "[$today]>>>数据库${db_name}过期备份清理失败，请检查相关配置！" >> ${log_file} exit 1 fi echo -e "[33m**********************************************完成${db_name}数据库备份**********************************************[0m" cat > /tmp/mysql_backup.log << EOF mysql地址：${db_host} mysql端口：${db_port} mysql实例名：${db_name} 数据备份文件：${data_file} 定义备份文件：${object_file} EOF cat /tmp/mysql_backup.log echo -e "e[1;31m 以上信息保存在/tmp/mysql_backup.log文件下 e[0m" echo -e "[33m*******************************************************************************************************************[0m" echo "" } mysql_backup
2. 自动编写MySQL数据库备份脚本 #!/bin/bash ################################################################### # copyright by hwb # DATE: 2020-12-04 # 用途：自动编写MySQL备份脚本 ################################################################### #脚本外变量 mysql_path="/home/scripts" script_name="mysql_backup.sh" mysql_date=`date +"%Y-%m-%d-%H:%M:%S"` #脚本内变量 db_host="localhost" db_port="53306" db_name="dbname" db_user="root" db_pwd="xxxx" backup_path="/data/backup" bk_backup_path=`echo $backup_path | sed 's:/:\/:g'` bk_db_pwd=`echo $db_pwd | sed 's:/:\/:g'` #调用函数库 [ -f /etc/init.d/functions ] && source /etc/init.d/functions export PATH=/usr/local/sbin:/usr/local/bin:/sbin:/bin:/usr/sbin:/usr/bin:/root/bin source /etc/profile #root用户执行脚本 [ $(id -u) -gt 0 ] && echo "请用root用户执行此脚本！" && exit 1 #判断目录是否存在 [ -d $mysql_path ] || mkdir -p $mysql_path [ -d $backup_path ] || echo "mysql数据库备份目录[$backup_path]不存在，请确认参数是否正确！" [ -d $backup_path ] || exit 1 function bk_mysqlbackup(){ echo "" echo -e "[33m**************************自动配置mysql数据库备份脚本[$mysql_path/$script_name]**************************[0m" echo "" echo -e "[36m Usage: $0 [0m" echo "" [ -f $mysql_path/$script_name ] && echo "${mysql_path}已存在脚本[${script_name}],请检查相关配置！" && exit 1 wget https://app.fslgz.com/portal/api/public/fs/association/file/downLoad?uploadId=784001405093478400 -O /opt/mysql_backup_template.sh mv /opt/mysql_backup_template.sh $mysql_path/$script_name #处理windows传linux的脚本格式问题(注意空格位置不能多不能少) vi +':w ++ff=unix' +':q' ${mysql_path}/${script_name} sed -i "s/localhost/${db_host}/g" $mysql_path/$script_name sed -i "s/3306/${db_port}/g" $mysql_path/$script_name sed -i "s/mysql_prod/${db_name}/g" $mysql_path/$script_name sed -i "s/root/${db_user}/g" $mysql_path/$script_name sed -i "s/password/${bk_db_pwd}/g" $mysql_path/$script_name sed -i "s#/data/backup#${bk_backup_path}#g" $mysql_path/$script_name action "完成mysql备份脚本[$mysql_path/$script_name]编写！" /bin/true chmod u+x $mysql_path/$script_name #配置定时任务 echo "30 11 * * * /bin/bash ${mysql_path}/${script_name} " >> /var/spool/cron/root if [ $? -eq 0 ];then echo "" action "[$mysql_date]>>>完成数据库备份定时任务配置" /bin/true else echo "" action "[$mysql_date]>>>定时任务配置失败，请检查相关配置！" /bin/false fi echo "" echo "|------------------------------------定时任务内容------------------------------------|" crontab -l echo "" echo "|---------------mysql备份脚本[$mysql_path/$script_name]内容如下---------------|" cat $mysql_path/$script_name echo -e "[33m************************************完成mysql数据库备份脚本配置*****************************************[0m" echo "" } bk_mysqlbackup
3. 基于蓝鲸平台测试自动编写备份脚本 4. 测试备份的脚本是否有效
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数据库
发布于：2022-02-26 11:19
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