mysql数据库备份脚本：
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#!/bin/bash
#定义变量信息
USER=root
PASS=redhat12345
SOCKET=
/data/3306/mysql
.sock
CMD=
"mysql -u$USER -p$PASS -S $SOCKET"
DUMP=
"mysqldump --opt -u$USER -p$PASS -S $SOCKET"
DES=
"/usr/src/mysqlbackup"
BACKUPTIME=
"date +%F-%H:%M"
#目录判断
if
[ ! -d
"$DES/`date +%F`"
];
then
mkdir
-p
"$DES/`date +%F`"
fi
#mysqldump备份数据库
echo
"----------------------------start backup mysql-------------------------------"
for
database
in
`$CMD -e
"show databases"
|
sed
'1,2d'
|
egrep
-
v
"mysql|schema"
`
do
$DUMP $database -B|
gzip
>$DES/`
date
+%F`/${database}.sql.gz
if
[ $? -
eq
0 ];
then
echo
"$database has been backup successful"
else
echo
"$database has been not successful"
fi
/bin/sleep
5
done
echo
"---------------------------backup is end -------------------------------------"
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执行结果如下：
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[root@mysql-master mysqlbackup]
# pwd
/usr/src/mysqlbackup
[root@mysql-master mysqlbackup]
# ll
总用量 4
-rw-r--r-- 1 root root 805 12月 6 18:50 backup.sh
[root@mysql-master mysqlbackup]
# bash backup.sh
----------------------------start backup mysql-------------------------------
dawnpro has been backup successful
hangzhou has been backup successful
james has been backup successful
wanlong has been backup successful
---------------------------backup is end -------------------------------------
[root@mysql-master mysqlbackup]
# ll
总用量 8
drwxr-xr-x 2 root root 4096 12月 6 18:56 2016-12-06
-rw-r--r-- 1 root root 805 12月 6 18:50 backup.sh
[root@mysql-master mysqlbackup]
# ll 2016-12-06/
总用量 16
-rw-r--r-- 1 root root 512 12月 6 18:56 dawnpro.sql.gz
-rw-r--r-- 1 root root 513 12月 6 18:56 hangzhou.sql.gz
-rw-r--r-- 1 root root 511 12月 6 18:56 james.sql.gz
-rw-r--r-- 1 root root 511 12月 6 18:56 wanlong.sql.gz
mysql> show databases;
+--------------------+
| Database |
+--------------------+
| information_schema |
| dawnpro |
| hangzhou |
| james |
| mysql |
| performance_schema |
| wanlong |
+--------------------+
7 rows
in
set
(0.00 sec)
|
做个简单的记录，后面有空再补充详细的注解或者对脚本进行优化
本文转自 冰冻vs西瓜 51CTO博客，原文链接：http://blog.51cto.com/molewan/1880184，如需转载请自行联系原作者
