MySQL5.7 shell脚本一键安装

1、mysql版本

```

teste

```    

#!/usr/bin/env bash

USER="root"

password='you password'

HOST='localhost'

PORT=3306

MYSQL='mysql-community-client-5.7.23-1.el6.x86_64'

MYSQL_SERER='mysql-community-server-5.7.23-1.el6.x86_64'

functioncheckenv(){

sed -i's/SELINUX=enforcing/SELINUX=disabled/g'/etc/selinux/config

    chmod 777 /tmp

}

functioncheck_mysql(){

check_mysql=$(rpm -ql$MYSQL)

i=$?

check_mysql_server=$(rpm -ql$MYSQL_SERER)

if["$?"!=0 ]||["$i"!=0 ];then

yum -y install$MYSQL$MYSQL_SERER

        service mysqld start

if[$?==0 ];then

echo-e"MySQL init success."

else

echo-e"MySQL init Failed."

exit1

fi

else

echo-e"$MYSQLor$MYSQL_SERERalready exists."

fi

}

functioninstall_mysql(){

    check_mysql

init_mysql_password=$(grep'temporary password'/var/log/mysqld.log|awk -F'localhost:''{print $2}'|tr -d"")

if[-z"$init_mysql_password"];then

echo"init_mysql_password is NULL."

exit2

fi

exportMYSQL_PWD=$init_mysql_password

exportPASSWORD=$password

mysql -uroot --connect-expired-password<<EOF

        ALTER USER 'root'@'localhost' IDENTIFIED BY "$PASSWORD";

        grant all privileges on *.* to 'root'@'%' identified by "$PASSWORD" with grant option;

        flush privileges;

        exit

EOF

if[$?==0 ];then

echo-e"MySQL init password Success."

else

echo-e"MySQL init password Failed."

exit3

fi

}

checkenv

install_mysql