#!/bin/bash

PATH=/bin:/sbin:/usr/bin:/usr/sbin:/opt/bin:/opt/sbin:~/bin

export PATH

# Checkifuser is root

#检查用户是否为root用户if [ $(id -u) != "0" ]; then

echo "Error: You must be root to run this script, please use root to install"exit1

fi

clear

echo "========================================================================="

echo "A tool to auto-compile & install MySQL 5.6.22 on Redhat/CentOS Linux"

echo "========================================================================="cur_dir=$(pwd)

#set mysql root password

#设置MySQL根密码echo "==========================="mysqlrootpwd="root"#请输入MySQL的根密码echo -e "Please input the root password of mysql:"#默认密码

read-p "(Default password: root):"mysqlrootpwdif [ "$mysqlrootpwd" = "" ]; thenmysqlrootpwd="root"

fi

echo "==========================="

echo "MySQL root password:$mysqlrootpwd"

echo "==========================="#which MySQL Version do you want to install?#您要安装哪个MySQL版本？echo "==========================="isinstallmysql56="n"

echo "Install MySQL 5.6.22,Please input y"read-p "(Please input y , n):"isinstallmysql56case "$isinstallmysql56" iny|Y|Yes|YES|yes|yES|yEs|YeS|yeS)echo "You will install MySQL 5.6.22"isinstallmysql56="y";;*)echo "INPUT error,You will exit install MySQL 5.6.22"isinstallmysql56="n"exitesacget_char()

{

SAVEDSTTY=`stty -g`

stty-echo#禁止回显

stty cbreakdd if=/dev/tty bs=1 count=1 2> /dev/nullstty-raw

sttyecho#打开回显

stty $SAVEDSTTY

}echo ""#按任意键开始…或按Ctrl+C取消echo "Press any key to start...or Press Ctrl+c to cancel"

char=`get_char`

# 初始化与安装相关的内容

# Initialize the installation related content.functionInitInstall()

{cat /etc/issueuname -a

MemTotal=`free -m | grep Mem | awk '{print $2}'`echo -e "\n Memory is: ${MemTotal} MB"#Set timezone设置时区rm -rf /etc/localtimeln -s /usr/share/zoneinfo/Asia/Shanghai /etc/localtime

#Synchronization time同步时间yum install -y ntp

ntpdate-u pool.ntp.orgdate#Delete Old Mysql program删除旧MySQL程序

rpm-qa|grepmysql

rpm-e mysqlyum -y remove mysql-server mysql mysql-libsyum -y remove php-mysqlyum -y install yum-fastestmirror

#yum -y update

#Disable SeLinux禁用SeLinuxif [ -s /etc/selinux/config ]; then

sed -i 's/SELINUX=enforcing/SELINUX=disabled/g' /etc/selinux/configfisetenforce0#Install Compile MySQL related procedures安装编译mysql相关程序for packages in make cmake ncurses-devel bison bison-devel libaio-devel gcc gcc-c++ openssl openssl-devel ncurses ncurses-devel net-tools perl-Data-Dumper perl;do yum -y install $packages; done}

#Check the mysql installationfileexists, there is no download automatically.functionCheckAndDownloadFiles()

{echo "============================check files=================================="

if [ "$isinstallmysql56" = "n" ]; then

if [ -s mysql-5.6.22.tar.gz ]; then

echo "mysql-5.6.22.tar.gz [found]"

else

echo "Error: mysql-5.6.22.tar.gz not found!!!download now......"

wget -c http://dev.mysql.com/get/Downloads/MySQL-5.6/mysql-5.6.22.tar.gz

fi

echo "============================check files=================================="

fi}

#Installation of depend on and optimization options.functionInstallDependsAndOpt()

{

cd $cur_dircat >>/etc/security/limits.conf<<eof* soft nproc 65535

* hard nproc 65535

* soft nofile 65535

* hard nofile 65535eofecho "fs.file-max=65535" >> /etc/sysctl.conf

}

#Install MySQLfunctionInstallMySQL56()

{echo "============================Install MySQL 5.6.22=================================="cd $cur_dir

#Backup old my.cnf

#rm -f /etc/my.cnfif [ -s /etc/my.cnf ]; then

mv /etc/my.cnf /etc/my.cnf.`date +%Y%m%d%H%M%S`.bakfi#mysql directory configurationmkdir -p /opt/mysql-5.6.22

ln -s /opt/mysql-5.6.22 /opt/mysqlif [ -d /data ] && [ -d /log ];then

ln -s /data /opt/mysql/dataln -s /log /opt/mysql/logmkdir -p /opt/mysql/runelse

mkdir -p /opt/mysql/{data,log,run}figroupadd mysql

useradd-s /sbin/nologin -M -g mysql mysqlif [ -d /data ] && [ -d /log ];then

chown -R mysql.mysql /opt/mysqlchown -R mysql.mysql /datachown -R mysql.mysql /logfi

tar zxf mysql-5.6.22.tar.gz

cd mysql-5.6.22/

mkdirsource_downloadsif [ -s gmock-1.6.0.zip ];then

cp ../gmock-1.6.0.zipsource_downloadsfi# CFLAGS="-O3 -g -fno-exceptions -static-libgcc -fno-omit-frame-pointer -fno-strict-aliasing"# CXX=g++# CXXFLAGS="-O3 -g -fno-exceptions -fno-rtti -static-libgcc -fno-omit-frame-pointer -fno-strict-aliasing"# export CFLAGS CXX CXXFLAGS

cmake \-DCMAKE_INSTALL_PREFIX=/opt/mysql \-DMYSQL_DATADIR=/opt/mysql/data \-DSYSCONFDIR=/etc \-DWITH_MYISAM_STORAGE_ENGINE=1\-DWITH_INNOBASE_STORAGE_ENGINE=1\-DWITH_MEMORY_STORAGE_ENGINE=1\-DWITH_READLINE=1\-DWITH_PARTITION_STORAGE_ENGINE=1\-DENABLED_LOCAL_INFILE=1\-DEXTRA_CHARSETS=all \-DDEFAULT_CHARSET=utf8 \-DDEFAULT_COLLATION=utf8_general_ci-DWITH_SSL=system \-DWITH_ZLIB=system \-DMYSQL_UNIX_ADDR=/opt/mysql/run/mysql.sock \-DMYSQL_TCP_PORT=3306\-DMYSQL_USER=mysql \-DENABLE_DOWNLOADS=1\-DWITH_DEBUG=0

make -j `cat /proc/cpuinfo | grep processor| wc -l` && make install

if [ -s ../my_defaults.cnf ]; then

echo "mysql user-defined config is [found]"

cp ../my_defaults.cnf /etc/my.cnfelse

cp support-files/my-default.cnf /etc/my.cnffi

/opt/mysql/scripts/mysql_install_db --defaults-file=/etc/my.cnf --basedir=/opt/mysql --datadir=/opt/mysql/data --user=mysql --explicit_defaults_for_timestampcp support-files/mysql.server /etc/init.d/mysqlchmod 755 /etc/init.d/mysql

chkconfig--add mysql

chkconfig mysql oncat > /etc/ld.so.conf.d/mysql.conf<<EOF/opt/mysql/lib

EOF

ldconfigln -s /opt/mysql/lib/mysql /usr/lib/mysqlln -s /opt/mysql/include/mysql /usr/include/mysqlif [ -d "/proc/vz" ];thenulimit-s unlimitedfi

/etc/init.d/mysql start

#ln -s /opt/mysql/bin/mysql /usr/bin/mysql

#ln -s /opt/mysql/bin/mysqldump /usr/bin/mysqldump

#ln -s /opt/mysql/bin/myisamchk /usr/bin/myisamchk

#ln -s /opt/mysql/bin/mysqld_safe /usr/bin/mysqld_safecat > /etc/profile.d/mysql.sh <<EOF

PATH=/opt/mysql/bin:\$PATH

export PATH

EOF

source/etc/profile/opt/mysql/bin/mysqladmin -u root password $mysqlrootpwdcat > /tmp/mysql_sec_script<<EOF

use mysql;

update user set password=password('$mysqlrootpwd') where user='root';

delete from user where not (user='root') ;

delete from user where user='root' and password='';

drop database test;

DROP USER''@'%';

flush privileges;

EOF/opt/mysql/bin/mysql -u root -p$mysqlrootpwd -h localhost < /tmp/mysql_sec_scriptrm -f /tmp/mysql_sec_script

source/etc/profile/etc/init.d/mysql restart

#/etc/init.d/mysql stopecho "============================MySQL 5.6.22 install completed========================="}functionCheckInstall()

{echo "===================================== Check install ==================================="

clearismysql=""

echo "Checking..."

if [ -s /opt/mysql/bin/mysql ] && [ -s /opt/mysql/bin/mysqld_safe ] && [ -s /etc/my.cnf ]; then

echo "MySQL: OK"ismysql="ok"

else

echo "Error: /opt/mysql not found!!!MySQL install failed."

fi

if [ "$ismysql" = "ok" ]; then

echo "Install MySQL 5.6.22 completed! enjoy it."

echo "========================================================================="netstat-ntlelse

echo "Sorry,Failed to install MySQL!"

echo "You can tail /root/mysql-install.log from your server."

fi}

#The installation log

InitInstall2>&1 | tee /root/mysql-install.log

CheckAndDownloadFiles2>&1 | tee -a /root/mysql-install.log

InstallDependsAndOpt2>&1 | tee -a /root/mysql-install.log

InstallMySQL562>&1 | tee -a /root/mysql-install.log

CheckInstall2>&1 | tee -a /root/mysql-install.log