Nginx学习笔记（三）------配置文件nginx.conf说明

#user  nobody;

#开启进程数 <=CPU数 

worker_processes  ;

#错误日志保存位置

#error_log  logs/error.log;

#error_log  logs/error.log  notice;

#error_log  logs/error.log  info;

#进程号保存文件

#pid        logs/nginx.pid;

#每个进程最大连接数（最大连接=连接数x进程数）每个worker允许同时产生多少个链接，默认1024

events {

    worker_connections  ;

}

http {

    #文件扩展名与文件类型映射表

    include       mime.types;

    #默认文件类型

    default_type  application/octet-stream;

    #日志文件输出格式 这个位置相于全局设置

    log_format  main  '$remote_addr - $remote_user [$time_local] "$request" '

                      '$status $body_bytes_sent "$http_referer" '

                      '"$http_user_agent" "$http_x_forwarded_for"';

    #请求日志保存位置

    #access_log  logs/access.log  main;

    #打开发送文件

    sendfile        on;

    #tcp_nopush     on;

    #keepalive_timeout  ;

    #连接超时时间

    keepalive_timeout  ;

    #打开gzip压缩

    #gzip  on;

    #设定请求缓冲

    #client_header_buffer_size 1k;

    #large_client_header_buffers  4k;

    #设定负载均衡的服务器列表

    #upstream myproject {

        #weigth参数表示权值，权值越高被分配到的几率越大

        #max_fails 当有#max_fails个请求失败，就表示后端的服务器不可用，默认为1，将其设置为0可以关闭检查

        #fail_timeout 在以后的#fail_timeout时间内nginx不会再把请求发往已检查出标记为不可用的服务器

    #}

    #webapp

    #upstream myapp {

      # server 192.168.1.171: weight= max_fails= fail_timeout=30s;

    # server 192.168.1.172: weight= max_fails= fail_timeout=30s;

    #}

    #配置虚拟主机，基于域名、ip和端口

    server {

        #监听端口

        listen       ;

        #监听域名

        server_name  localhost;

        #charset koi8-r;

        #nginx访问日志放在logs/host.access.log下，并且使用main格式（还可以自定义格式）

        #access_log  logs/host.access.log  main;

        #返回的相应文件地址

        location / {

            #设置客户端真实ip地址

            #proxy_set_header X-real-ip $remote_addr;

            #负载均衡反向代理

            #proxy_pass http://myapp;

            #返回根路径地址（相对路径:相对于/usr/local/nginx/）

            root   html;

            #默认访问文件

            index  index.html index.htm;

        }

        #配置反向代理tomcat服务器：拦截.jsp结尾的请求转向到tomcat

        #location ~ \.jsp$ {

        #    proxy_pass http://192.168.1.171:8080;

        #}

        #error_page                /.html;

        # redirect server error pages to the static page /50x.html

        #

        #错误页面及其返回地址

        error_page        /50x.html;

        location = /50x.html {

            root   html;

        }

        # proxy the PHP scripts to Apache listening on 127.0.0.1:

        #

        #location ~ \.php$ {

        #    proxy_pass   http://127.0.0.1;

        #}

        # pass the PHP scripts to FastCGI server listening on 127.0.0.1:

        #

        #location ~ \.php$ {

        #    root           html;

        #    fastcgi_pass   127.0.0.1:;

        #    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;

        #}

    }

    #虚拟主机配置：

    server {

        listen ;

        server_name bhz.com;

        location / {

        #正则表达式匹配uri方式：在/usr/local/nginx/bhz.com下 建立一个test123.html 然后使用正则匹配

        #location ~ test {

            ## 重写语法：if return （条件 = ~ ~*）

            #if ($remote_addr = 192.168.1.200) {

            #       return ;

            #}

            #if ($http_user_agent ~* firefox) {

            #       rewrite ^.*$ /firefox.html;

            #       break;

            #}

            root bhz.com;

            index index.html;

        }

        #location /goods {

        #        rewrite "goods-(\d{1,5})\.html" /goods-ctrl.html;

        #        root bhz.com;

        #        index index.html;

        #}

        #配置访问日志

        access_log logs/bhz.com.access.log main;

    }

    # another virtual host using mix of IP-, name-, and port-based configuration

    #

    #server {

    #    listen       ;

    #    listen       somename:;

    #    server_name  somename  alias  another.alias;

    #    location / {

    #        root   html;

    #        index  index.html index.htm;

    #    }

    #}

    # HTTPS server

    #

    #server {

    #    listen        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;

    #    }

    #}

}