前言

Nginx的反向代理功能应该是Nginx诸多功能里面最常用的一个功能了，正向代理的话可能使用的场景比较少，平时接触的也不多，本章内容仅包含这两个功能的基本使用配置，因为是本地版本的，所以不包含负载均衡相关的内容。

完整配置和注释

user   root owner;
worker_processes  4;#error_log  /usr/local/etc/nginx/logs/error.log;
#error_log  /usr/local/etc/nginx/logs/info.log info;pid        /Users/martin/nginx.pid;events {worker_connections  256;
}http {include       mime.types;default_type  application/octet-stream;#日志的格式#log_format  main  '$remote_addr - $remote_user [$time_local] "$request" '#                  '$status $body_bytes_sent "$http_referer" '#                  '"$http_user_agent" "$http_x_forwarded_for"';#访问日志#access_log  /usr/local/etc/nginx/logs/access_log_pipe  main;#sendfile        on;#tcp_nopush     on;keepalive_timeout  65;gzip  on;#反向代理配置server {listen       443 ssl;          #监听443端口server_name  app.doodl6.com;   #服务域名ssl          on;               #是否开启SSL加密ssl_certificate         /Users/martin/Documents/ssl/doodl6.crt; # SSL加密证书ssl_certificate_key     /Users/martin/Documents/ssl/doodl6.key; # SSL加密秘钥charset UTF-8;   #编码指定location ~* ^.+\.(xls|woff2|log|jpg|jpeg|gif|png|ico|html|cfm|cfc|afp|asp|lasso|pl|py|txt|fla|swf|zip|js|css|less)$ {   #代理指定后缀的请求，这里配的是常见的前端资源proxy_pass https://127.0.0.1:80;  #转向提供内容的真实服务器地址，也可以配置本地目录（见HTTP代理配置）proxy_set_header Host $http_host;  #写入Header值，proxy_set_header referer "$http_referer";}  location = / {        #代理域名请求，也就只有域名的请求，如：https://app.doodl6.comproxy_pass https://127.0.0.1:8080;proxy_set_header Host $http_host;} location ~ / {       #代理所有请求，不符合上面两种配置的请求都会走这个代理配置proxy_pass http://127.0.0.1:8080;proxy_set_header Host $http_host;}}server {listen       80;server_name  app.doodl6.com;charset UTF-8; location ~* ^.+\.(xls|woff2|log|jpg|jpeg|gif|png|ico|html|cfm|cfc|afp|asp|lasso|pl|py|txt|fla|swf|zip|js|css|less|ico)$ {expires 30s;   #内容缓存30秒root /Users/martin/project/app/front;  #指定文件根目录} location ~ / {proxy_pass http://127.0.0.1:8080;proxy_set_header Host $http_host;}}#正向代理配置server{listen 82;   #监听端口 resolver 8.8.8.8;   #DNSresolver_timeout 10s;  # DNS解析超时时间location / {proxy_pass http://$http_host$request_uri;proxy_set_header Host $http_host;proxy_buffers 256 4k;proxy_max_temp_file_size 0;proxy_connect_timeout 30;proxy_cache_valid 200 302 10m;proxy_cache_valid 301 1h;proxy_cache_valid any 1m;}}#本地反向转正向代理server {listen       80;server_name  proxy.doodl6.com;charset UTF-8; location ~ / {proxy_pass http://127.0.0.1:82;  #转到本地正向代理proxy_set_header Host $http_host;}}}