MySQL backup script, one-day full-time backup, three incremental backups

Online MySQL backup of a small business

Full-scale backup

#!/bin/Bash#crete by HEXM at .-Ten- Geneva#scripte name:full_backup.SH#descriptioni: MySQL full backup. Oneday at a Time.# Time InfoDate=`Date+%y%m%d ' #time_now1=`Date+%y%m%d-%h:%m:%S ' #dir InfoBackup_dir="/app/dbbackup/full_backup/"Today_dir="/app/dbbackup/full_backup/${date}"LOG=/app/dbbackup/logs/dumpfull_${Date}.txtif[!-D"${backup_dir}"]; Then  mkdir-P"${backup_dir}"fiif[!-D"${today_dir}"]; Then  mkdir-P"${today_dir}"fiEcho`Date+%y%m%d%h%m%s ' > ${today_dir}/ Time. txt# Loop Databases Array Time_now1=`Date+%y%m%d-%h:%m:%S 'Echo "${time_now1} start to full backup">>${log} forDbinch'/usr/local/mysql/bin/mysql-uroot-pwoyoudabaitu-e'Show Databases'|grep-ev"mysql|test|performance_schema|information_schema| Database"` Do# BACKUP database generates SQL file #/bin/ Nice-N +/usr/local/mysql/bin/mysqldump-uroot-pwoyoudabaitu--database $db > ${today_dir}${db}-$ (Date+%y%m%d). SQL/bin/ Nice-N + //Usr/local/mysql/bin/mysqldump-uroot-pwoyoudabaitu--database--flush-privileges--master-data-- Single-transaction--opt $db > ${today_dir}/${db}-${date}.sql DoneTime_now2=`Date+%y%m%d-%h:%m:%S 'Echo "${time_now2} full backup successfull">>$LOG #get PositionSleep 2if[-F"${today_dir}/db_179_act-${date}.sql"]; Then  sed-N'22p'${today_dir}/db_179_act-${Date}.sql |awk-F"[! ]" '{print $4,$10}'> $today _dir/positionEcho "${time_now2} get position ok!">>$LOGElsetime_now3=`Date+%y%m%d-%h:%m:%S 'Echo "${time_now3} get position faild">>$LOG # $SEND _msgfi#remove1Days ago Backup.Find$BACKUP _dir-mtime +7-delete#Echo "remove 1 days ago Full backup!">> $LOG

Incremental backup

#!/bin/Bash#crete by HEXM at .-Ten-Geneva#scripte name:increment_backup.SH#descriptioni: MySQL increment backup.6Hours at a Time.# Time InfoDate=`Date+%y%m%d ' Time_hour=`Date+%y%m%d%H ' #time_now1=`Date+%y%m%d-%h:%m:%S ' #dir InfoBackup_dir=/app/dbbackup/increment_backup/LOG=/app/dbbackup/logs/dumpincr_${Date}.txt#time_dir=/app/dbbackup/full_backup/${time_hour}if[!-D"${backup_dir}"]; Then  mkdir-P"${backup_dir}"fiTime_now1=`Date+%y%m%d-%h:%m:%S 'Echo "${time_now1} start to increment backup">>${LOG}CD/app/Mysql.binTarCF ${time_hour}_mysql_bin.Tar. GZ *waitMV/app/mysql.bin/*. tar.gz ${backup_dir}cdls ${backup_dir}/${time_hour}_mysql_bin.tar.gz &>/dev/nullif [$?-eq 0];then Time_n ow2= ' Date +%y%m%d-%h:%m:%s ' echo ' ${time_now2} increment backup successfull ' >> $LOGelse echo ' ${time_now2} increm  ENT backup Faild ">> $LOG #SEND_MSGfi #remove 1 days ago backup. #find $BACKUP _dir-mtime +7-deletefind $BACKUP _dir -type f-name "*.tar.gz"-mtime +7-delete#echo "Remove 1 days ago Increment backup!" >> $LOG

Scheduled Tasks

xx  * * * * */bin/bash/app/bin/full_backup. sh & &>/dev/null * * * */bin/bash/app/bin/increment_backup. sh & &>/dev/null * * * */bin/bash/app/bin/increment_backup. sh & &>/dev/nullxx * * */bin/bash/app/bin/increment_backup . sh & &>/dev/null

MySQL backup script to perform a full backup, three incremental backups, one day at a time