mysql脚本安装的示例分析

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脚本安装
#!/bin/bash
echo "-----------------------start install mysql----------------------"
#安装必要的包
yum -y install gcc gcc-c++ ncurses openssl openssl-devel make kernel-devel m4 ncurses-devel libtool* 
#创建数据存放文件
mkdir -p /data/dbdata
#检查mysql组及用户是否存储，不存储则创建
if [ `grep "mysql" /etc/passwd | wc -l` -eq 0 ];then
echo "adding user mysql"
/usr/sbin/groupadd mysql
/usr/sbin/useradd -g mysql mysql
else
echo "mysql user is exist"
fi
#下载mysql5.1tar包
wget http://downloads.mysql.com/archives/mysql-5.1/mysql-5.1.63.tar.gz
echo "tar xzvf mysql-5.1.63.tar.gz"
#解压tar包
tar xzvf mysql-5.1.63.tar.gz
#进入安装目录进行安装
cd mysql-5.1.63
echo "configuring mysql,please wait-----------------"
#进行编译配置prefix为软件安装目录，localstatedir为数据存放目录等
./configure '--prefix=/usr/local/mysql' '--localstatedir=/data/dbdata/' '--with-unix-socket-path=/usr/local/mysql/tmp/mysql.sock' '--with-charset=utf8' 
'--with-extra-charsets=complex' '--with-pthread' '--enable-thread-safe-client' '--with-ssl' '--with-client-ldflags=-all-static' 
'--with-mysqld-ldflags=-all-static' '--with-plugins=partition,federated,innobase,csv,blackhole,myisam,innodb_plugin,heap,archive' 
'--enable-shared' '--enable-assembler'


if [ $? -ne 0 ];then
echo "configure filed ,please check it out!"
exit 1
fi
#编辑
echo "make mysql, please wait for 20 minutes"
make
if [ $? -ne 0 ];then
echo "make filed ,please check it out!"
exit 1
fi
#编译安装
make install
#更改相关目录权限
chown -R mysql:mysql /usr/local/mysql
chown -R mysql.mysql /data/dbdata/
#创建系统数据表
/usr/local/mysql/bin/mysql_install_db --user=mysql


cp ../my.cnf /etc/my.cnf


cp /usr/local/mysql/share/mysql/mysql.server /etc/rc.d/init.d/mysqld
chkconfig --add mysqld
chkconfig --level 2345 mysqld on
cp /usr/local/mysql/bin/mysql* /usr/bin/
echo "mysql starting"
/etc/rc.d/init.d/mysqld start
if [ $? -ne 0 ];then
echo "mysql start filed ,please check it out!"
else
echo "mysql start successful,congratulations!"
fi

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