Nginx轻松上手

准备环境

Linux操作系统	IP地址	功能
Centos7	192.168.1.20	nginx_server+keepalived
Centos7	192.168.1.21	nginxbackup+keepalived
Centos7	192.168.1.22	woker2
Centos7	192.168.1.23	woker3

部署安装

源码安装

四台机全部安装
1.下载nginx压缩包
	wget -c http://nginx.org/download/nginx-1.16.1.tar.gz

2.解压缩nginx包
	tar -zxvf nginx-1.20.2.tar.gz

3.进入nginx目录
	cd nginx-1.20.2

4.安装依赖关系包
	yum install gcc*

5.测试依赖关系并指定安装目录
	./configure --prefix=/usr/local/nginx

6.编译并安装
	make && make install

7.封装nginx服务
	vi /usr/lib/systemd/system/nginx.service

[Unit]
Description=nginx - web server
After=network.target remote-fs.target nss-1ookup.target

[Service]
Type=forking
PIDFi1e=/usr/local/nginx/1ogs/nginx.pid
ExecStartPre=/usr/local/nginx/sbin/nginx -t -c /usr/local/nginx/conf/nginx.conf
ExecStart=/usr/local/nginx/sbin/nginx -c /usr/local/nginx/conf/nginx.conf
ExecReload=/usr/local/nginx/sbin/nginx -s reload
ExecStop=/usr/local/nginx/sbin/nginx -s stop
ExecQuit=/usr/local/nginx/sbin/nginx -s quit
PrivateTmp=true

[Install]
WantedBy=multi-user.target

8，自启动nginx
	systemctl start nginx && systemctl enable nginx



/usr/local/nginx/			主要文件目录
	html					web展示页面
	logs					日志
	conf					配置文件

yum安装

1.添加epel源
	yum install -y https://dl.fedoraproject.org/pub/epel/epel-release-latest-7.noarch.rpm

2.安装nginx
	yum install nginx -y

3.查看安装目录
	rpm -ql nginx

nginx配置文件

最小配置
worker_processes
worker_processes 1; 默认为1，表示开启一个业务进程

worker_connections
worker_connections 1024; 单个业务进程可接受连接数

include mime.types;
include mime.types; 引入http mime类型

default_type application/octet-stream;
default_type application/octet-stream; 如果mime类型没匹配上，默认使用二进制流的方式传输。

sendfile on;
sendfile on; 使用linux的 sendfile