shell脚本案例-nginx安装脚本

案例需求

通过shell脚本安装nginx

应用场景

web服务器业务初始化

案例思路

1、软件获得
2、源码安装

案例代码

#!/bin/bash #Description: nginx install script from zutuanxue(http://www.zutuanxue.com) #Release: 1.0 #Auther: www.zutuanxue.com #Email: #OS: Centos 8.X cat <<EOF #Description: nginx install script from zutuanxue(http://www.zutuanxue.com) #Release: 1.0 #Auther: www.zutuanxue.com #Email: #OS: Centos 8.X EOF #nginx源码包下载路径 nginx_pkg_url=http://nginx.org/download/nginx-1.17.8.tar.gz #nginx安装路径,安装路径为$nginx_install_doc/nginx nginx_install_doc=/usr/local #nginx服务管理用户 nginx_manage_user=www #统计本机CPU核数 cpu_count=`grep -c "flags" /proc/cpuinfo` check () { #安装nginx需要管理员权限 [ $UID -ne 0 ] && echo "need to be root so that" && exit 1 #安装前的依赖包解决 #wget 命令 #gcc 编译命令 #pcre-devel URL重写功能 #zlib-devel 压缩支持 #make 编译命令 if ! (yum -y install wget gcc pcre-devel zlib-devel make &>/dev/null);then echo "yum install soft package fail" exit 1 fi if ! (egrep "^www" /etc/passwd &>/dev/null);then useradd -s /sbin/nologin -r -M www fi } nginx_install () { #1、下载软件包 #if wget $nginx_pkg_url &>/dev/null;then #2、解压软件包 echo $nginx_pkg_url|awk -F "/" '{print $5}'|xargs tar xf nginx_source_doc=`echo $nginx_pkg_url|awk -F "/" '{print $5}'|cut -d "." -f 1-3` #3、进入软件包 if [ ! -d $nginx_source_doc ];then echo "unzip `echo $nginx_pkg_url|awk -F "/" '{print $5}'` fail" exit 1 fi cd $nginx_source_doc #4、configure nginx ./configure --prefix=$nginx_install_doc/nginx --user=$nginx_manage_user --group=$nginx_manage_user 1>/dev/null [ $? -ne 0 ]&&echo "nginx configure fail"&&exit 1 #5、make nginx make -j $cpu_count 1>/dev/null [ $? -ne 0 ]&&echo "nginx make fail"&&exit 1 #6、install nginx make install 1>/dev/null [ $? -ne 0 ]&&echo "nginx install fail"&&exit 1||echo "`clear`nginx install success..." #7、delete nginx soft package cd .. rm -rf ${nginx_source_doc}* #else # echo "$nginx_pkg_url download fail" # exit 1 #fi } #####callable function check;nginx_install