#!/bin/sh year=`date +%Y` month=`date +%m` day=`date +%d` hour=`date +%H` dir="/data/dbbackup/file" #备份路径 #db数据备份 db_sqlname="db_bk.sql" #备份成的文件名 db_sqlnamelog="db_bklog.sql" #备份成的文件名 db_host="127.0.0.1" #数据库主机 db_user="" #数据库用户名 db_passwd="" #数据库密码 db_dbname="threecards" #数据库名 mkdir $dir/$db_dbname"-"$year$month$day$hour #创建备份路径 bkdir=$dir"/"$db_dbname"-"$year$month$day$hour ignore="--ignore-table="$db_dbname"." ignore_log_credit=$ignore"log_credit" #忽略两个按月份拆表的log ignore_log_table=$ignore"log_table" db_log="log_credit log_table" #忽略两个按月份拆表的log表名 count=$((($year-2015)*12+$month-4)) for i in $(seq $count) do syear=$((($i+3)/12+2015)) smonth=$(($i+4-($syear-2015)*12)) if [ $smonth -ge 10 ] then smonth=$smonth else smonth=0$smonth fi log_credit=$ignore"log_credit_"$syear$smonth log_table=$ignore"log_table_"$syear$smonth ignore_log_credit=$ignore_log_credit" "$log_credit ignore_log_table=$ignore_log_table" "$log_table db_log=$db_log" log_credit_"$syear$smonth" log_table_"$syear$smonth" " done ignore_log=$ignore_log_table" "$ignore_log_credit echo "main db backup start" /usr/bin/mysqldump $ignore_log -h$db_host -u$db_user -p$db_passwd $db_dbname $db_tbname > $bkdir/$db_sqlname echo "log db backup start" echo $db_log /usr/bin/mysqldump -h$db_host -u$db_user -p$db_passwd $db_dbname $db_tbname $db_log> $bkdir/$db_sqlnamelog echo "Delete expired file" find $dir -type f -mtime +5 -exec rm -f {} ; #清除5天前过期备份 echo "tar" cd $bkdir tar -zcvf $bkdir".tar.gz" ./ echo "delete" rm -rf $bkdir