查找nginx配置文件路径

nginx -t（检查配置文件是否有语法错误，并获取nginx配置文件路径）
cd usr/local/nginx/conf/

#user  nobody;
#指定可以运行nginx的用户和用户组，window下不生效，会警告
worker_processes  1;
#nginx工作进程

#error_log  logs/error.log;
#error_log  logs/error.log  notice;
#error_log  logs/error.log  info;
#全局的日志文件存放点

#pid        logs/nginx.pid;
#pid文件存放点

events {
    worker_connections  1024;
    #单个进程最大连接数（最大连接数=进程数+连接数）
    
    #accept_mutex on
    #accept_mutex默认开启（以串行方式处理连接，利于性能优化），关闭会导致多个连接随机命中一个连接
}


http {
    include       mime.types;
    #引入外部的配置文件
    
    default_type  application/octet-stream;
    #默认的连接文件的类型
    
    #log_format  main  '$remote_addr - $remote_user [$time_local] "$request" '
    #                  '$status $body_bytes_sent "$http_referer" '
    #                  '"$http_user_agent" "$http_x_forwarded_for"';
    #用于定义日志格式

    #access_log  logs/access.log  main;

    sendfile        on;
    #启用sendfile()系统调用来替换read()和write()调用，减少系统上下文切换从而提高性能
    
    #tcp_nopush     on;

    keepalive_timeout  65;
    #保持连接的时间

    #gzip  on;
    #开启文件压缩，提高性能

    server {
    #server模块相当于虚拟主机
        listen       80;
        #指定连接地址（可以是端口号、ip:端口号、ip、*）
        
        server_name  localhost;
        #别名
        
        #charset koi8-r;
        #编码方式
        
        #access_log  logs/host.access.log  main;

        location / {
        #表示访问/下的文件时nginx会到/html下面去找
            root   html;
            index  index.html index.htm;
        }
        
        #error_page  404              /404.html;

        # redirect server error pages to the static page /50x.html
        #
        error_page   500 502 503 504  /50x.html;
        location = /50x.html {
            root   html;
        }

        # proxy the PHP scripts to Apache listening on 127.0.0.1:80
        #
        #location ~ \.php$ {
        #    proxy_pass   http://127.0.0.1;
        #}

        # pass the PHP scripts to FastCGI server listening on 127.0.0.1:9000
        #
        #location ~ \.php$ {
        #    root           html;
        #    fastcgi_pass   127.0.0.1:9000;
        #    fastcgi_index  index.php;
        #    fastcgi_param  SCRIPT_FILENAME  /scripts$fastcgi_script_name;
        #    include        fastcgi_params;
        #}

        # deny access to .htaccess files, if Apache's document root
        # concurs with nginx's one
        #
        #location ~ /\.ht {
        #    deny  all;
        #}
         # another virtual host using mix of IP-, name-, and port-based configuration
    #
    #server {
    #    listen       8000;
    #    listen       somename:8080;
    #    server_name  somename  alias  another.alias;

    #    location / {
    #        root   html;
    #        index  index.html index.htm;
    #    }
    #}


    # HTTPS server
    #
    #server {
    #    listen       443 ssl;
    #    server_name  localhost;

    #    ssl_certificate      cert.pem;
    #    ssl_certificate_key  cert.key;

    #    ssl_session_cache    shared:SSL:1m;
    #    ssl_session_timeout  5m;

    #    ssl_ciphers  HIGH:!aNULL:!MD5;
    #    ssl_prefer_server_ciphers  on;

    #    location / {
    #        root   html;
    #        index  index.html index.htm;
    #    }
    #}

}
    }