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 "\033[31m Usage: $0 IP 端口 实例名 用户名 '密码' \033[0m" && exit 1
- function mysql_backup()
- {
- echo ""
- echo -e "\033[33m***********************************************mysql数据库备份****************************************************\033[0m"
- echo -e "\033[36m**************备份数据库数据到$data_file**************\033[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!" >> ${log_file}
- exit 1
- fi
- echo -e "\033[36m*******备份${db_name}函数、视图等定义到$object_file***********\033[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\n/g' | sed 's/[ ]*character_set_client:/;\nkk_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\ndelimiter $$\n/g' | sed 's/[ ]*character_set_client:/$$ \ndelimiter ;\nkk_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\ndelimiter $$\n/g' | sed 's/[ ]*character_set_client:/$$ \ndelimiter ;\nkk_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\ndelimiter $$\n/g' | sed 's/[ ]*character_set_client:/$$ \ndelimiter ;\nkk_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\ndelimiter $$\n/g' | sed 's/[ ]*character_set_client:/$$ \ndelimiter ;\nkk_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!" >> ${log_file}
- exit 1
- fi
- echo -e "\033[33m**********************************************完成${db_name}数据库备份**********************************************\033[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 "\033[33m*******************************************************************************************************************\033[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 $backup_path ] || exit 1
- function bk_mysqlbackup(){
- echo ""
- echo -e "\033[33m**************************自动配置mysql数据库备份脚本[$mysql_path/$script_name]**************************\033[0m"
- echo ""
- echo -e "\033[36m Usage: $0 \033[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 "\033[33m************************************完成mysql数据库备份脚本配置*****************************************\033[0m"
- echo ""
- }
- bk_mysqlbackup
3. 基于蓝鲸平台测试自动编写备份脚本
测试成功..
4. 测试备份的脚本是否有效
成功完成备份..