一键安装mysql5.7和mysql8.0二进制包的脚本

离线安装脚本

[root@cent8_yzil ~]# cat install_mysql5.7or8.0_for_centos.sh 
#!/bin/bash
. /etc/init.d/functions
SRC_DIR=`pwd`
#MYSQL='mysql-5.7.29-linux-glibc2.12-x86_64.tar.gz'
MYSQL='mysql-8.0.23-linux-glibc2.12-x86_64.tar.xz'
COLOR='echo -e \E[01;31m'
END='\E[0m'
MYSQL_ROOT_PASSWORD=redhat


check (){

if [ $UID -ne 0 ]; then
  action "当前用户不是root,安装失败" false
  exit 1
fi

cd  $SRC_DIR
if [ !  -e $MYSQL ];then
        $COLOR"缺少${MYSQL}文件"$END
		$COLOR"请将相关软件放在${SRC_DIR}目录下"$END
        exit
elif [ -e /usr/local/mysql ];then
        action "数据库已存在，安装失败" false
        exit
else
	return
fi
} 

install_mysql(){
    $COLOR"开始安装MySQL数据库..."$END
	yum  -y -q install libaio numactl-libs   libaio &> /dev/null
    cd $SRC_DIR
    tar xf $MYSQL -C /usr/local/
    MYSQL_DIR=`echo $MYSQL| sed -nr 's/^(.*[0-9]).*/\1/p'`
    ln -s  /usr/local/$MYSQL_DIR /usr/local/mysql
    ln -s /usr/lib64/libtinfo.so.6.1 /usr/lib64/libtinfo.so.5
    mkdir -p /data/mysql
    id mysql &> /dev/null || { useradd -s /sbin/nologin -r  mysql ; action "创建mysql用户"; }
    chown mysql.mysql /data/mysql
    chown -R mysql.mysql /usr/local/mysql/
    echo 'PATH=/usr/local/mysql/bin/:$PATH' > /etc/profile.d/mysql.sh
    .  /etc/profile.d/mysql.sh
	ln -s /usr/local/mysql/bin/* /usr/bin/
    cat > /etc/my.cnf <<-EOF
[mysqld]
user=mysql
server-id=1
basedir=/usr/local/mysql
datadir=/data/mysql
socket=/data/mysql/mysql.sock
                                                                                                  
log-error=/data/mysql/mysql.log
pid-file=/data/mysql/mysql.pid
character-set-server=utf8mb4
[client]
socket=/data/mysql/mysql.sock
default-character-set=utf8mb4      
prompt="\\r:\\m:\\s(\\u@\\h) [\\d]>\\_"    #修改提示符

#!includedir /etc/my.cnf.d

EOF

   cat > /etc/systemd/system/mysqld.service <<-EOF
[Unit]
Description=MySQL Server
After=network.target
After=syslog.target
[Install]
WantedBy=multi-user.target
[Service]
User=mysql
Group=mysql
ExecStart=/usr/local/mysql/bin/mysqld --defaults-file=/etc/my.cnf

EOF

    mysqld --initialize --user=mysql --basedir=/usr/local/mysql --datadir=/data/mysql

    systemctl enable --now mysqld
    

    [ $? -ne 0 ] && { $COLOR"数据库启动失败，退出!"$END;exit; }

    sleep 5

    MYSQL_OLDPASSWORD=`awk '/A temporary password/{print $NF}' /data/mysql/mysql.log`
    mysqladmin  -uroot -p$MYSQL_OLDPASSWORD password $MYSQL_ROOT_PASSWORD &>/dev/null
    action "数据库安装完成" 
}


check

install_mysql
[root@cent8_yzil ~]# 

[root@cent8_yzil ~]# cat install_mysql5.7or8.0_for_centos.sh 
#!/bin/bash
. /etc/init.d/functions 
SRC_DIR=`pwd`
#MYSQL='mysql-5.7.29-linux-glibc2.12-x86_64.tar.gz'
MYSQL='mysql-8.0.23-linux-glibc2.12-x86_64.tar.xz'
COLOR='echo -e \E[01;31m'
END='\E[0m'
MYSQL_ROOT_PASSWORD=redhat


check (){

if [ $UID -ne 0 ]; then
  action "当前用户不是root,安装失败" false
  exit 1
fi

cd  $SRC_DIR
if [ !  -e $MYSQL ];then
        $COLOR"缺少${MYSQL}文件"$END
		$COLOR"请将相关软件放在${SRC_DIR}目录下"$END
        exit
elif [ -e /usr/local/mysql ];then
        action "数据库已存在，安装失败" false
        exit
else
	return
fi
} 

install_mysql(){
    $COLOR"开始安装MySQL数据库..."$END
	yum  -y -q install libaio numactl-libs   libaio &> /dev/null
    cd $SRC_DIR
    tar xf $MYSQL -C /usr/local/
    MYSQL_DIR=`echo $MYSQL| sed -nr 's/^(.*[0-9]).*/\1/p'`
    ln -s  /usr/local/$MYSQL_DIR /usr/local/mysql
    ln -s /usr/lib64/libtinfo.so.6.1 /usr/lib64/libtinfo.so.5
    mkdir -p /data/mysql
    chown -R  root.root /usr/local/mysql/
    id mysql &> /dev/null || { useradd -s /sbin/nologin -r  mysql ; action "创建mysql用户"; }
        
    echo 'PATH=/usr/local/mysql/bin/:$PATH' > /etc/profile.d/mysql.sh
    .  /etc/profile.d/mysql.sh
	ln -s /usr/local/mysql/bin/* /usr/bin/
    cat > /etc/my.cnf <<-EOF
[mysqld]
server-id=1
log-bin
datadir=/data/mysql
socket=/data/mysql/mysql.sock                                                                                                   
log-error=/data/mysql/mysql.log
pid-file=/data/mysql/mysql.pid
[client]
socket=/data/mysql/mysql.sock
EOF
    mysqld --initialize --user=mysql --datadir=/data/mysql 
    cp /usr/local/mysql/support-files/mysql.server  /etc/init.d/mysqld
    chkconfig --add mysqld
    chkconfig mysqld on
    service mysqld start
    [ $? -ne 0 ] && { $COLOR"数据库启动失败，退出!"$END;exit; }
    MYSQL_OLDPASSWORD=`awk '/A temporary password/{print $NF}' /data/mysql/mysql.log`
    mysqladmin  -uroot -p$MYSQL_OLDPASSWORD password $MYSQL_ROOT_PASSWORD &>/dev/null
    action "数据库安装完成" 
}


check

install_mysql
[root@cent8_yzil ~]#