#!/bin/bash
#function:一键部署nginx
#author:墨染-2021-02-12
#请以root用户身份执行
if [ $USER != root ];then
echo "当前不是root用户，请切换至root用户再次运行脚本"
exit
fi
ping -c3 -i0.1 -W1 www.baidu.com &> /dev/null
if [ $? != 0 ];then
echo "当前无网络，请保证网络畅通再次运行脚本"
exit
else
echo "当前网络畅通，即将开始运行脚本"
fi
sleep 2
systemctl stop firewalld.service
systemctl disable firewalld.service
sed -i 's/SELINUX=.*/SELINUX=disabled/' /etc/sysconfig/selinux
echo "正在安装依赖包，请稍等...."
yum -y install gcc-c++ && yum install -y pcre pcre-devel && yum install -y zlib zlib-devel && yum install -y openssl openssl-devel
cd /usr/local/src
echo "正在下载压缩包，请稍等...."
wget https://nginx.org/download/nginx-1.20.2.tar.gz
tar xvfz nginx-1.20.2.tar.gz
echo "正在配置，请稍等...."
sleep 2
cd nginx-1.20.2 && ./configure --prefix=/usr/local/nginx
echo "正在安装服务请稍等..."
sleep 2
make && make install
echo "正在将nginx注册为系统服务"
sleep 2
cat>>/lib/systemd/system/nginx.service<< EOF
[Unit]
Description=nginx
After=network.target
[Service]
Type=forking
ExecStart=/usr/local/nginx/sbin/nginx
ExecReload=/usr/local/nginx/sbin/nginx -s reload
ExecStop=/usr/local/nginx/sbin/nginx -s quit
PrivateTmp=true
[Install]
WantedBy=multi-user.target
EOF
if [ $? -eq 0 ];then
echo -e "\033[32m ........OK! \033[0m"
fi
read -p "是否部署nginx服务开机自启（yes/no）：" fw
case $fw in
yes)
systemctl start nginx.service && systemctl enable nginx.service && systemctl enable nginx.service
systemctl status nginx.service
echo "端口已开启成功" && netstat -ntlp | grep 80
echo -e "服务及开机自启部署成功，请输入\033[32m`ifconfig | grep inet | cut -d " " -f 10 | head -1`\033[0m测试"
;;
no)
systemctl start nginx.service && systemctl disable nginx.service && systemctl disable nginx.service
systemctl status nginx.service
echo "端口已开启成功" && netstat -ntlp | grep 80
echo "服务部署成功，请输入`ifconfig | grep inet | cut -d " " -f 10 | head -1`测试"
;;
*)
echo "请选择是否部署服务开机自启yes/no"
esac
