【shell 脚本编程】430 行代码,带你使用脚本一键部署 LAMP
大家好,我是秋意零。😈 CSDN作者主页👿 简介欢迎加入云社区今天给大家介绍一个 Web 应用程序平台,LAMP 架构,这个架构放在今天为止也是非常热门的架构。这里我们将使用 shell 脚本实现具有以下三大功能:
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一、前言🙊
今天给大家介绍一个 Web 应用程序平台,LAMP 架构,这个架构放在今天为止也是非常热门的架构。
这里我们将使用 shell 脚本实现具有以下三大功能: 👖
- 一键搭建 LAMP 环境
- 一键删除 LAMP 环境
- exit 退出脚本
shell 脚本细节: 👖
- 1、基础环境配置(前提条件)
- 2、安装 \ 卸载 apache (web 服务器)
- 3、安装 \ 卸载 mariadb (数据库)
- 4、安装 \ 卸载 php (计算机编程语言)
- 5、阶段成功信息写入 log 日志文件中( lamp_success.log、lamp_error.log )
ps:php 能直接嵌入 html 中,与 html 混编,目的主要是 web 开发人员快速编写动态生成的 web 页面。
二、脚本中方法说明 👑
这个脚本我们将创建7个方法
1、prerequisite(基础环境配置)
- 关闭和永久关闭防火墙、
- 关闭 SELINUX、
- 配置阿里 yum 源
2、install_apache(安装 apache 服务器)
- 判断 apache 是否安装
- 安装 apache
- 启动 apache
- 检测 apache 服务端口和服务状态
- curl 访问 apache
3、install_mariadb(安装 maraidb 数据库)
- 判断 maraidb 是否安装
- 安装 mariadb
- 启动 mariadb
- 检测 mariadb 服务端口和服务状态
- 初始化数据库
- 测试 mariadb 是否能使用
4、install_php(安装 php 环境)
- 判断 php 是否安装
- 安装 php
- 重新启动 httpd
- 判断 info.php 文件是否存在
- curl 访问 php
5、remove_lamp(删除 LAMP 环境)
- remove apache:判断是否安装 apache server、删除 http
- remove mariadb:判断是否安装 maraidb、删除 mariadb
- remove php:判断 php 是否安装、删除 php
6、lamp_log(创建日志文件)
- 判断 lamp 目录是否存在、创建 lamp 目录
7、main(脚本入口)
- 脚本使用说明
- 判断是否输入的是数字
- 判断用户输入的值是否匹配,安装,移除
- 依次调用上面的方法
三、LAMP shell源码 ✈
将阶段成功信息写入 log 日志文件中
- 1:代表标准输出
- 2:代表错误输出
下列方法是将 1 标准输出写入一个文件,2 错误输出写入一个文件 😾
1>>/var/log/lamp/lamp_success.log 2>>/var/log/lamp/lamp_error.log
LAMP shell源码
#!/bin/bash
####################
##### 前提条件 #####
####################
prerequisite(){
echo "`date '+%Y-%m-%d %H:%M:%S'` ============== Start init config ==============" 1>>/var/log/lamp/lamp_success.log 2>>/var/log/lamp/lamp_error.log
# 防火墙状态、SELINUX 状态
FIREWALLD_STATUS=`systemctl status firewalld | grep loaded | wc -l`
SELINUX_STATUS=$(getenforce)
# 关闭和永久关闭防火墙
if [ ${FIREWALLD_STATUS} -ne 1 ]
then
systemctl stop firewalld && systemctl disable firewalld
if [ $? -eq 0 ]
then
echo "`date '+%Y-%m-%d %H:%M:%S'` Firewalld successfully ok" 1>>/var/log/lamp/lamp_success.log 2>>/var/log/lamp/lamp_error.log
else
echo "`date '+%Y-%m-%d %H:%M:%S'` Firewalld close failed..." 1>>/var/log/lamp/lamp_success.log 2>>/var/log/lamp/lamp_error.log
exit 1
fi
fi
# 关闭 SELINUX
if [ ${SELINUX_STATUS} -ne Disabled ]
then
setenforce 0 && sed -i 's/^SELINUX=.*/SELINUX=disabled/g' /etc/selinux/config
if [ $? -eq 0 ]
then
echo "`date '+%Y-%m-%d %H:%M:%S'` Selinux successfully ok" 1>>/var/log/lamp/lamp_success.log 2>>/var/log/lamp/lamp_error.log
else
echo "`date '+%Y-%m-%d %H:%M:%S'` Selinux close failed..." 1>>/var/log/lamp/lamp_success.log 2>>/var/log/lamp/lamp_error.log
exit 2
fi
fi
# 配置阿里 yum 源
if [ -f /etc/yum.repos.d/CentOS-Base.repo ] && [ -f /etc/yum.repos.d/epel.repo ]
then
echo "`date '+%Y-%m-%d %H:%M:%S'` Centos_7 yum config successfully ok" 1>>/var/log/lamp/lamp_success.log 2>>/var/log/lamp/lamp_error.log
else
echo "`date '+%Y-%m-%d %H:%M:%S'` Config centos_7 yum string..." 1>>/var/log/lamp/lamp_success.log 2>>/var/log/lamp/lamp_error.log
curl -o /etc/yum.repos.d/CentOS-Base.repo https://mirrors.aliyun.com/repo/Centos-7.repo &&\
curl -o /etc/yum.repos.d/epel.repo https://mirrors.aliyun.com/repo/epel-7.repo
if [ $? -eq 0 ]
then
echo "`date '+%Y-%m-%d %H:%M:%S'` Yum config successfully ok" 1>>/var/log/lamp/lamp_success.log 2>>/var/log/lamp/lamp_error.log
else
echo "`date '+%Y-%m-%d %H:%M:%S'` Yum config failed..." 1>>/var/log/lamp/lamp_success.log 2>>/var/log/lamp/lamp_error.log
exit 3
fi
# 清除缓存 & 建立缓存
yum clean all ; yum makecache
fi
echo "`date '+%Y-%m-%d %H:%M:%S'` ============== Init config successfully ==============" 1>>/var/log/lamp/lamp_success.log 2>>/var/log/lamp/lamp_error.log
}
##########################
##### Install Apache #####
##########################
install_apache(){
# Apache 版本控制
APACHE_VERSION=2.4.6
# 判断 apache 是否安装
APACHE_INSTALLED=$(rpm -aq | grep httpd-${APACHE_VERSION} | wc -l)
if [ ${APACHE_INSTALLED} -ne 1 ]
then
echo "`date '+%Y-%m-%d %H:%M:%S'` ============== Start install apache server ==============" 1>>/var/log/lamp/lamp_success.log 2>>/var/log/lamp/lamp_error.log
# install apache
yum install -y httpd-${APACHE_VERSION}
# 判断是否安装成功,安装成功就启动,失败就退出
if [ $? -eq 0 ]
then
sleep 3
echo "`date '+%Y-%m-%d %H:%M:%S'` Apache server install successfully ok" 1>>/var/log/lamp/lamp_success.log 2>>/var/log/lamp/lamp_error.log
# 启动 apache 并设置开机自启
systemctl enable httpd ; systemctl start httpd
# 判断是否启动成功
if [ $? -eq 0 ]
then
echo "`date '+%Y-%m-%d %H:%M:%S'` Start apache server successfully ok" 1>>/var/log/lamp/lamp_success.log 2>>/var/log/lamp/lamp_error.log
else
echo "`date '+%Y-%m-%d %H:%M:%S'` Start apache server failed..." 1>>/var/log/lamp/lamp_success.log 2>>/var/log/lamp/lamp_error.log
exit 4
fi
else
echo "`date '+%Y-%m-%d %H:%M:%S'` Install apache server failed..." 1>>/var/log/lamp/lamp_success.log 2>>/var/log/lamp/lamp_error.log
exit 5
fi
# 检测 apache 服务端口和服务状态
sleep 3
APACHE_STATUS=$(systemctl status httpd | grep running | wc -l)
APACHE_PORT=$(netstat -ntplu | grep 80 | wc -l)
if [ ${APACHE_PORT} -eq 1 ] && [ ${APACHE_STATUS} -eq 1 ]
then
echo "`date '+%Y-%m-%d %H:%M:%S'` Apache port exists or status ok" 1>>/var/log/lamp/lamp_success.log 2>>/var/log/lamp/lamp_error.log
else
echo "`date '+%Y-%m-%d %H:%M:%S'` Apache port no eists or status no ok..." 1>>/var/log/lamp/lamp_success.log 2>>/var/log/lamp/lamp_error.log
exit 6
fi
# 判断 index.html 文件是否存在
if [ ! -f /var/www/html/index.html ]
then
echo hello,world > /var/www/html/index.html
sleep 2
fi
# curl 访问 apache
curl -I 127.0.0.1 | grep "200 OK"
if [ $? -eq 0 ]
then
echo "`date '+%Y-%m-%d %H:%M:%S'` Apache server 访问 successfully" 1>>/var/log/lamp/lamp_success.log 2>>/var/log/lamp/lamp_error.log
else
echo "`date '+%Y-%m-%d %H:%M:%S'` Apache server 访问 failed..." 1>>/var/log/lamp/lamp_success.log 2>>/var/log/lamp/lamp_error.log
exit 7
fi
echo "`date '+%Y-%m-%d %H:%M:%S'` ============== apache server successfully ==============" 1>>/var/log/lamp/lamp_success.log 2>>/var/log/lamp/lamp_error.log
else
echo "`date '+%Y-%m-%d %H:%M:%S'` ============== apache server installed ==============" 1>>/var/log/lamp/lamp_success.log 2>>/var/log/lamp/lamp_error.log
fi
}
###########################
##### Install Mariadb #####
##########################
install_mariadb(){
# mariadb 版本控制
MARIADB_VERSION=5.5.68
# mariadb password
MARIADB_PASSWORD=000000
# 判断 maraidb 是否安装
MARIADB_INSTALLED=$(rpm -qa | grep mariadb-${MARIADB_VERSION} | wc -l)
MARIADB_SERVER_INSTALLED=$(rpm -qa | grep mariadb-server-${MARIADB_VERSION} | wc -l)
#MARIADB_LIBS_INSTALLD=$(rpm -qa | grep mariadb-libs-${MARIADB_VERSION} | wc -l)
MARIADB_DEVEL_INSTALLED=$(rpm -qa | grep mariadb-devel-${MARIADB_VERSION} | wc -l)
if [ ${MARIADB_INSTALLED} -ne 1 ] && [ ${MARIADB_SERVER_INSTALLED} -ne 1 ] && [ ${MARIADB_DEVEL_INSTALLED} -ne 1 ]
then
echo "`date '+%Y-%m-%d %H:%M:%S'` ============== Start install mariadb server =============="
# 安装 mariadb
yum install mariadb-${MARIADB_VERSION} mariadb-server-${MARIADB_VERSION} mariadb-libs-${MARIADB_VERSION} mariadb-devel-${MARIADB_VERSION} expect -y
if [ $? -eq 0 ]
then
echo "`date '+%Y-%m-%d %H:%M:%S'` Install mariadb server successfully" 1>>/var/log/lamp/lamp_success.log 2>>/var/log/lamp/lamp_error.log
sleep 3
# 启动 mariadb
systemctl enable mariadb ; systemctl start mariadb
if [ $? -eq 0 ]
then
echo "`date '+%Y-%m-%d %H:%M:%S'` Start mariadb server successfully" 1>>/var/log/lamp/lamp_success.log 2>>/var/log/lamp/lamp_error.log
else
echo "`date '+%Y-%m-%d %H:%M:%S'` Start mariadb server failed..." 1>>/var/log/lamp/lamp_success.log 2>>/var/log/lamp/lamp_error.log
exit 8
fi
# 检测 mariadb 服务端口和服务状态
MARIADB_PORT=$(netstat -ntplu | grep 3306 | wc -l)
MARIADB_STATUS=$(systemctl status mariadb | grep running | wc -l)
if [ ${MARIADB_PORT} -eq 1 ] && [ ${MARIADB_STATUS} -eq 1 ]
then
echo "`date '+%Y-%m-%d %H:%M:%S'` Mariadb server port exists or status ok" 1>>/var/log/lamp/lamp_success.log 2>>/var/log/lamp/lamp_error.log
else
echo "`date '+%Y-%m-%d %H:%M:%S'` Mpache server port no exists or status no ok... " 1>>/var/log/lamp/lamp_success.log 2>>/var/log/lamp/lamp_error.log
exit 9
fi
# 初始化数据库
expect -c "
spawn mysql_secure_installation
expect \"Enter current password for root (enter for none):\"
send \"\r\"
expect \"Set root password?\"
send \"y\r\"
expect \"New password:\"
send \"${MARIADB_PASSWORD}\r\"
expect \"Re-enter new password:\"
send \"${MARIADB_PASSWORD}\r\"
expect \"Remove anonymous users?\"
send \"y\r\"
expect \"Disallow root login remotely?\"
send \"n\r\"
expect \"Remove test database and access to it?\"
send \"y\r\"
expect \"Reload privilege tables now?\"
send \"y\r\"
"
sleep 2
# 测试 mariadb 是否能使用
mysql -uroot -p${MARIADB_PASSWORD} -e "show databases;"
if [ $? -eq 0 ]
then
echo "`date '+%Y-%m-%d %H:%M:%S'` ============== Mariadb server init successfully ==============" 1>>/var/log/lamp/lamp_success.log 2>>/var/log/lamp/lamp_error.log
else
echo "`date '+%Y-%m-%d %H:%M:%S'` ============== Mariadb server init failed... ==============" 1>>/var/log/lamp/lamp_success.log 2>>/var/log/lamp/lamp_error.log
exit 10
fi
echo "`date '+%Y-%m-%d %H:%M:%S'` ============== over install mariadb server ==============" 1>>/var/log/lamp/lamp_success.log 2>>/var/log/lamp/lamp_error.log
else
echo "`date '+%Y-%m-%d %H:%M:%S'` Install mariadb failed" 1>>/var/log/lamp/lamp_success.log 2>>/var/log/lamp/lamp_error.log
exit 10
fi
else
echo "`date '+%Y-%m-%d %H:%M:%S'` ============== mariadb server installed ==============" 1>>/var/log/lamp/lamp_success.log 2>>/var/log/lamp/lamp_error.log
fi
}
#########################
##### Install php #######
#########################
install_php(){
# PHP 版本控制
PHP_VERSION=5.4.16
# 判断 php 是否安装
PHP_INSTALLED=$(rpm -qa |grep "php-5.4.16" | wc -l)
if [ ${PHP_INSTALLED} -ne 1 ]
then
echo "`date '+%Y-%m-%d %H:%M:%S'` ============== Start install php ==============" 1>>/var/log/lamp/lamp_success.log 2>>/var/log/lamp/lamp_error.log
# Install php
yum install php-${PHP_VERSION} php-devel-${PHP_VERSION} php-mysql-${PHP_VERSION} php-gd-${PHP_VERSION} php-imap-${PHP_VERSION} php-ldap-${PHP_VERSION} php-odbc-${PHP_VERSION} php-pear php-xml-${PHP_VERSION} php-xmlrpc-${PHP_VERSION} -y
if [ $? -eq 0 ]
then
echo "`date '+%Y-%m-%d %H:%M:%S'` Install php server successfully" 1>>/var/log/lamp/lamp_success.log 2>>/var/log/lamp/lamp_error.log
sleep 3
# 重新启动 httpd
systemctl restart httpd
if [ $? -eq 0 ]
then
echo "`date '+%Y-%m-%d %H:%M:%S'` Restart apache server successfully" 1>>/var/log/lamp/lamp_success.log 2>>/var/log/lamp/lamp_error.log
else
echo "`date '+%Y-%m-%d %H:%M:%S'` Restart apache server failed..." 1>>/var/log/lamp/lamp_success.log 2>>/var/log/lamp/lamp_error.log
exit 11
fi
# 判断 info.php 文件是否存在
if [ ! -f /var/www/html/info.php ]
then
cat > /var/www/html/info.php << EOF
<?php
phpinfo();
?>
EOF
sleep 2
fi
# curl 访问 php
curl -I 127.0.0.1/info.php | grep "200 OK"
if [ $? -eq 0 ]
then
echo "`date '+%Y-%m-%d %H:%M:%S'` Php server 访问 successfully" 1>>/var/log/lamp/lamp_success.log 2>>/var/log/lamp/lamp_error.log
else
echo "`date '+%Y-%m-%d %H:%M:%S'` Php server 访问 failed..." 1>>/var/log/lamp/lamp_success.log 2>>/var/log/lamp/lamp_error.log
exit 12
fi
echo "`date '+%Y-%m-%d %H:%M:%S'` ============== over install php ==============" 1>>/var/log/lamp/lamp_success.log 2>>/var/log/lamp/lamp_error.log
else
echo "`date '+%Y-%m-%d %H:%M:%S'` Install php server failed" 1>>/var/log/lamp/lamp_success.log 2>>/var/log/lamp/lamp_error.log
exit 13
fi
else
echo "`date '+%Y-%m-%d %H:%M:%S'` ============== php server installed ==============" 1>>/var/log/lamp/lamp_success.log 2>>/var/log/lamp/lamp_error.log
fi
}
remove_lamp(){
#######################
#### remove apache ####
#######################
# 首先判断是否安装 apache server
APACHE_VERSION=2.4.6
APACHE_INSTALLED=$(rpm -aq | grep httpd-${APACHE_VERSION} | wc -l)
if [ ${APACHE_INSTALLED} -eq 1 ]
then
echo "`date '+%Y-%m-%d %H:%M:%S'` Start remove apache server" 1>>/var/log/lamp/lamp_success.log 2>>/var/log/lamp/lamp_error.log
# 删除http
REMOVE_HTTPD=`rpm -qa |grep http`
yum remove -y $REMOVE_HTTPD && rm -rf /var/www && rm -rf /var/log/httpd
if [ $? -eq 0 ]
then
echo "`date '+%Y-%m-%d %H:%M:%S'` Apache server remove successfully ok!" 1>>/var/log/lamp/lamp_success.log 2>>/var/log/lamp/lamp_error.log
else
echo "`date '+%Y-%m-%d %H:%M:%S'` Apache server remove failed" 1>>/var/log/lamp/lamp_success.log 2>>/var/log/lamp/lamp_error.log
exit 1
fi
else
echo "`date '+%Y-%m-%d %H:%M:%S'` no install apache" 1>>/var/log/lamp/lamp_success.log 2>>/var/log/lamp/lamp_error.log
fi
########################
#### remove mariadb ####
########################
# maraidb 是否安装
MARIADB_VERSION=5.5.68
MARIADB_INSTALLED=$(rpm -qa | grep mariadb-${MARIADB_VERSION} | wc -l)
MARIADB_SERVER_INSTALLED=$(rpm -qa | grep mariadb-server-${MARIADB_VERSION} | wc -l)
#MARIADB_LIBS_INSTALLD=$(rpm -qa | grep mariadb-libs-${MARIADB_VERSION} | wc -l)
MARIADB_DEVEL_INSTALLED=$(rpm -qa | grep mariadb-devel-${MARIADB_VERSION} | wc -l)
#判断是否安装 maraidb
if [ ${MARIADB_INSTALLED} -eq 1 ] && [ ${MARIADB_SERVER_INSTALLED} -eq 1 ] && [ ${MARIADB_DEVEL_INSTALLED} -eq 1 ]
then
echo "`date '+%Y-%m-%d %H:%M:%S'` Start remove mariadb server" 1>>/var/log/lamp/lamp_success.log 2>>/var/log/lamp/lamp_error.log
yum remove mariadb-${MARIADB_VERSION} mariadb-server-${MARIADB_VERSION} mariadb-libs-${MARIADB_VERSION} mariadb-devel-${MARIADB_VERSION} expect -y && rm -rf /etc/my.cnf* && rm -rf /var/lib/mysql
if [ $? -eq 0 ]
then
echo "`date '+%Y-%m-%d %H:%M:%S'` Remove mariadb server successfully" 1>>/var/log/lamp/lamp_success.log 2>>/var/log/lamp/lamp_error.log
else
echo "`date '+%Y-%m-%d %H:%M:%S'` Remove mariadb server failed" 1>>/var/log/lamp/lamp_success.log 2>>/var/log/lamp/lamp_error.log
exit 1
fi
else
echo "`date '+%Y-%m-%d %H:%M:%S'` no install mariadb" 1>>/var/log/lamp/lamp_success.log 2>>/var/log/lamp/lamp_error.log
fi
####################
#### remove php ####
####################
PHP_VERSION=5.4.16
# 判断 php 是否安装
#PHP_INSTALLED=$(rpm -qa |grep "php-5.4.16" | wc -l)
php -v
if [ $? -eq 0 ]
then
echo "`date '+%Y-%m-%d %H:%M:%S'` ============== Start remove php ==============" 1>>/var/log/lamp/lamp_success.log 2>>/var/log/lamp/lamp_error.log
yum remove php-${PHP_VERSION} php-devel-${PHP_VERSION} php-mysql-${PHP_VERSION} php-gd-${PHP_VERSION} php-imap-${PHP_VERSION} php-ldap-${PHP_VERSION} php-odbc-${PHP_VERSION} php-pear php-xml-${PHP_VERSION} php-xmlrpc-${PHP_VERSION} php-common-${PHP_VERSION} -y
if [ $? -eq 0 ]
then
echo "`date '+%Y-%m-%d %H:%M:%S'` remove php server successfully" 1>>/var/log/lamp/lamp_success.log 2>>/var/log/lamp/lamp_error.log
else
echo "`date '+%Y-%m-%d %H:%M:%S'` remove php server failed..." 1>>/var/log/lamp/lamp_success.log 2>>/var/log/lamp/lamp_error.log
exit 11
fi
else
echo "`date '+%Y-%m-%d %H:%M:%S'` no install php" 1>>/var/log/lamp/lamp_success.log 2>>/var/log/lamp/lamp_error.log
fi
}
# lamp log create
lamp_log(){
# 判断 lamp 目录是否存在
if [ ! -e /var/log/lamp ]
then
echo "`date '+%Y-%m-%d %H:%M:%S'` create dir_lamp and file_lamp " 1>>/var/log/lamp/lamp_success.log 2>>/var/log/lamp/lamp_error.log
mkdir /var/log/lamp && touch /var/log/lamp/lamp_success.log && touch /var/log/lamp/lamp_error.log
fi
if [ $? -ne 0 ]
then
echo "log file create failed"
exit 2
fi
}
# 主方法,脚本入口
main(){
#脚本使用说明
echo "=======请选择======="
echo "1.install LAMP 【1】"
echo "2.remove LAMP 【2】"
echo "3.exit 【3】"
read -p "输入对应数字即可:" LAMP
# 判断是否输入的是数字
expr ${LAMP} + 1
if [ $? -eq 0 ]
then
echo "你输入的数字是:${LAMP}"
else
echo "你输入的数字是:${LAMP},输入不合法,请输入[1|2|3]"
exit 2
fi
# 判断用户输入的值是否匹配,安装,移除
if [ ${LAMP} -eq 1 ]
then
# 调用方法
lamp_log
sleep 2
prerequisite
sleep 3
install_apache
sleep 3
install_mariadb
sleep 3
install_php
sleep 1
echo "`date '+%Y-%m-%d %H:%M:%S'` ============== LAMP install successfully! ==============" 1>>/var/log/lamp/lamp_success.log 2>>/var/log/lamp/lamp_error.log
elif [ ${LAMP} -eq 2 ]
then
lamp_log
remove_lamp
echo "`date '+%Y-%m-%d %H:%M:%S'` ============== LAMP remove successfully! ==============" 1>>/var/log/lamp/lamp_success.log 2>>/var/log/lamp/lamp_error.log
elif [ ${LAMP} -eq 3 ]
then
echo "`date '+%Y-%m-%d %H:%M:%S'` exit install lamp" 1>>/var/log/lamp/lamp_success.log 2>>/var/log/lamp/lamp_error.log
exit 1
else
echo "输入不合法,请输入[1|2|3]"
fi
}
# 调用主方法
main
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