mysql服务脚本

#!/bin/bash
#***************************
#* copyleft huihui 2015-08-11
#*****************************
#*  email: huihui@qq.com
#*  version:v0.1
#*****************************
while true
do

echo -e"
#######################################
A  安装 mysql服务
B 编辑 mysql服务
C 开启 mysql服务
D 关闭mysql服务
E 卸载 mysql服务
Q 退出 mysql 服务
#########################################
"
read -p "please input [ABCDEQ]: " i
install(){
        echo "install mysql"
        yum install gcc gcc-c++  ncurses-devel bison openssl-devel zlib-devel cmake make -y
        cd ~
        tar zxvf mysql-5.5.12.tar.gz
        cd ~/mysql-5.5.12
        cmake -DCMAKE_INSTALL_PREFIX=/usr/local/mysql -DMYSQL_DATADIR=/usr/local/mysql/data -DMYSQL_UNIX_ADDR=/usr/local/mysql/data/mysql.sock -DWITH_MYISAM_STORAGE_ENGINE=1 -DWITH_INNOBASE_STORAGE_ENGINE=1  -DDEFAULT_CHARSET=utf8  -DDEFAULT_COLLATION=utf8_general_ci -DEXTRA_CHARSETS=all
        make && make install &> /dev/null
}

edit(){
	sed -i '$a PATH=$PATH:$HOME/bin:/usr/local/mysql/bin' ~/.bash_profile
        source ~/.bash_profile
        cp /usr/local/mysql/support-files/mysql.server /etc/init.d/mysqld
	cp /usr/local/mysql/support-files/my-medium.cnf /etc/my.cnf
               chmod +x /etc/init.d/mysqld

        useradd -M -s /sbin/nologin mysql
	cd /usr/local/mysql
	chown -R root .
        chown -R mysql /usr/local/mysql/data
        cd /usr/local/mysql/scripts/
        ./mysql_install_db --user=mysql --basedir=/usr/local/mysql/ --datadir=/usr/local/mysql/data
}
start(){
          echo "start mysql"
        /etc/init.d/mysqld start
}

stop(){
	echo "stop mysql"
        /etc/init.d/mysqld stop
}

remove(){
        echo "remove mysql"
        rm -fr /usr/local/mysql
}

case "$i" in
        A|a)
        install
        ;;
        B|b)
        edit
        ;;
        C|c)
        start
        ;;
        D|d)
        stop
        ;;
        E|e)
        remove
        ;;
        Q|q)
        exit
        ;;
        *)
        echo "input [ABCDEQ],follow the rule"
esac
done