Nginx安装

下载Nginx Stable version

$ wget http://nginx.org/download/nginx-1.16.1.tar.gz

解压

$ tar -zxvf nginx-1.16.1.tar.gz

进入解压后的Nginx源码目录

$ cd nginx-1.16.1

安装依赖

$ yum install -y gcc gcc-c++ make zlib-devel pcre-devel openssl-devel

安装

$ ./configure
...
Configuration summary
  + using system PCRE library
  + OpenSSL library is not used
  + using system zlib library

  nginx path prefix: "/usr/local/nginx"
  nginx binary file: "/usr/local/nginx/sbin/nginx"
  nginx modules path: "/usr/local/nginx/modules"
  nginx configuration prefix: "/usr/local/nginx/conf"
  nginx configuration file: "/usr/local/nginx/conf/nginx.conf"
  nginx pid file: "/usr/local/nginx/logs/nginx.pid"
  nginx error log file: "/usr/local/nginx/logs/error.log"
  nginx http access log file: "/usr/local/nginx/logs/access.log"
  nginx http client request body temporary files: "client_body_temp"
  nginx http proxy temporary files: "proxy_temp"
  nginx http fastcgi temporary files: "fastcgi_temp"
  nginx http uwsgi temporary files: "uwsgi_temp"
  nginx http scgi temporary files: "scgi_temp"
$ make -j4
$ make install

配置nginx环境变量
根据./configure命令的提示，可以知道nginx的安装位置

$ vim /etc/profile.d/nginx.sh
export NGINX_HOME=/usr/local/nginx
export PATH=$NGINX_HOME/sbin:$PATH
$ source /etc/profile.d/nginx.sh

查看命令帮助

$ nginx -h
nginx version: nginx/1.16.1
Usage: nginx [-?hvVtTq] [-s signal] [-c filename] [-p prefix] [-g directives]

Options:
  -?,-h         : this help
  -v            : show version and exit
  -V            : show version and configure options then exit
  -t            : test configuration and exit
  -T            : test configuration, dump it and exit
  -q            : suppress non-error messages during configuration testing
  -s signal     : send signal to a master process: stop, quit, reopen, reload
  -p prefix     : set prefix path (default: /usr/local/nginx/)
  -c filename   : set configuration file (default: conf/nginx.conf)
  -g directives : set global directives out of configuration file

验证配置文件的语法

$ nginx -t
nginx: the configuration file /usr/local/nginx/conf/nginx.conf syntax is ok
nginx: configuration file /usr/local/nginx/conf/nginx.conf test is successful

启动nginx服务

$ nginx
$ nginx -c /usr/local/nginx/conf/nginx.conf

重新加载配置文件(配置文件有改动时常用)

$ nginx -s reload

停止nginx服务

$ nginx -s stop

systemctl管理nginx

$ vim /usr/lib/systemd/system/nginx.service
[Unit]
Description=Nginx
After=network.target remote-fs.target nss-lookup.target

[Service]
Type=forking
PIDFile=/usr/local/nginx/logs/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 quit

[Install]
WantedBy=multi-user.target


$ systemctl daemon-reload
$ systemctl enable nginx