shell腳本------一鍵部署MySQL

一.資料庫的基本概念

将安裝包傳到opt目錄中

安裝包位址：MySQL安裝包

編寫腳本檔案，将代碼複制到腳本檔案中，source執行腳本，等待安裝即可

#!/bin/bash

CKGZ=`df -Th | grep -o "iso9660"`
ZDGZ=`cat /etc/fstab | grep -o "iso9660"`
#檢查CD光牒是否挂載
if [ "$CKGZ" == 'iso9660' ];then
        echo "您的挂盤已經挂載，無需重複操作！"
else
        echo "正在為您挂載CD光牒……" 
        mount  /dev/sr0  /mnt &> /dev/null
        echo "已為您挂載挂載CD光牒！"
fi
if [ "$ZDGZ" == 'iso9660' ];then
        echo "您的CD光牒已設定自動挂載，無需重複操作！" 
else
        echo "正在為您設定自動挂載……" 
        echo "/dev/sr0 /mnt iso9660 defaults 0 0 ">>/etc/fstab
        echo "已為您設定自動挂載。"
fi
echo "正在配置yum源中"
ping -c5 www.baidu.com &> /dev/null
if [ $? -eq 0 ];then
        mkdir -p /etc/yum.repos.d/repo.bak
        mv  -f /etc/yum.repos.d/* /etc/yum.repos.d/repo.bak &> /dev/null
        wget -O /etc/yum.repos.d/CentOS-Base.repo https://mirrors.aliyun.com/repo/Centos-7.repo &> /dev/null&> /dev/null
        "yum clean all && yum makecache" &> /dev/null
        yum list &> /dev/null
        echo "線上yum源已配置完成！"
else
        mkdir -p /etc/yum.repos.d/repo.bak
        mv -f /etc/yum.repos.d/* /etc/yum.repos.d/repo.bak &> /dev/null
        echo -e '[local]\nname=local\nbaseurl=file:///mnt\nenabled=1\ngpgcheck=0' > /etc/yum.repos.d/local.repo
        "yum clean all && yum makecache" &> /dev/null
        yum list &> /dev/null
        echo "本地yum源已配置完成！"
fi
#環境準備
systemctl stop firewalld
systemctl disable firewalld
setenforce 0

echo -e "正在檢查安裝包是否正确"
ls /opt | egrep "^mysql-boost-5.7.20.tar.gz$"
if [ $? -eq 0 ];then
echo -e "準備安裝，請等待"
else
echo -e "請準備正确安裝包：mysql-boost-5.7.20.tar.gz"
exit
fi


#安裝依賴包
yum -y install gcc gcc-c++ ncurses ncurses-devel bison cmake  &>/dev/null
if [ $? -eq 0 ];then
echo -e "依賴包安裝完畢"
else
exit
echo -e "依賴包安裝失敗，請檢查"
fi


#建立使用者
useradd -M -s /sbin/nologin  mysql

#解壓安裝包
cd /opt
tar xzvf mysql-boost-5.7.20.tar.gz -C /opt &>/dev/null
if [ $? -eq 0 ];then
echo -e "安裝包解壓完畢"
else
exit
echo -e "安裝包解壓失敗，請檢查"
fi
#安裝子產品
cd /opt/mysql-5.7.20/
cmake \
-DCMAKE_INSTALL_PREFIX=/usr/local/mysql \
-DMYSQL_UNIX_ADDR=/usr/local/mysql/mysql.sock \
-DSYSCONFDIR=/etc \
-DSYSTEMD_PID_DIR=/usr/local/mysql \
-DDEFAULT_CHARSET=utf8  \
-DDEFAULT_COLLATION=utf8_general_ci \
-DWITH_EXTRA_CHARSETS=all \
-DWITH_INNOBASE_STORAGE_ENGINE=1 \
-DWITH_ARCHIVE_STORAGE_ENGINE=1 \
-DWITH_BLACKHOLE_STORAGE_ENGINE=1 \
-DWITH_PERFSCHEMA_STORAGE_ENGINE=1 \
-DMYSQL_DATADIR=/usr/local/mysql/data \
-DWITH_BOOST=boost \
-DWITH_SYSTEMD=1 &>/dev/null
if [ $? -eq 0 ];then
echo -e "子產品安裝完畢"
else
exit
echo -e "子產品安裝失敗，請檢查"
fi

#編譯及安裝
make && make install  
#修改mysql 配置檔案
echo '[client]
port = 3306
socket=/usr/local/mysql/mysql.sock

[mysqld]
user = mysql
basedir=/usr/local/mysql
datadir=/usr/local/mysql/data
port = 3306
character-set-server=utf8
pid-file = /usr/local/mysql/mysqld.pid
socket=/usr/local/mysql/mysql.sock
bind-address = 0.0.0.0
skip-name-resolve
max_connections=2048
default-storage-engine=INNODB
max_allowed_packet=16M
server-id = 1

sql_mode=NO_ENGINE_SUBSTITUTION,STRICT_TRANS_TABLES,NO_AUTO_CREATE_USER,NO_AUTO_VALUE_ON_ZERO,NO_ZERO_IN_DATE,NO_ZERO_DATE,ERROR_FOR_DIVISION_BY_ZERO,PIPES_AS_CONCAT,ANSI_QUOTES' > /etc/my.cnf


#更改mysql安裝目錄和配置檔案的屬主屬組
chown -R mysql:mysql /usr/local/mysql/
chown mysql:mysql /etc/my.cnf

#設定路徑環境變量
echo "export PATH=$PATH:/usr/local/mysql/bin:/usr/local/mysql/lib">> /etc/profile
source /etc/profile

#初始化資料庫
cd /usr/local/mysql/bin/
./mysqld \
--initialize-insecure \
--user=mysql \
--basedir=/usr/local/mysql \
--datadir=/usr/local/mysql/data

#添加mysqld系統服務
cp /usr/local/mysql/usr/lib/systemd/system/mysqld.service /usr/lib/systemd/system/ 


systemctl daemon-reload
systemctl start mysqld.service
netstat -natp | grep 3306
if [ $? -eq 0 ];then
echo -e "服務啟動成功"
else
exit
echo -e "服務啟動失敗，請檢查"
fi