Nginx 反向代理并缓存及缓存清除技术

  Nginx 反向代理并缓存及缓存清除技术

  

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#user nobody; worker_processes 1;    #error_log logs/error.log; #error_log logs/error.log notice; #error_log logs/error.log info;    #pid    logs/nginx.pid;       events {   worker_connections 1024; }       http {   log_format main '$remote_addr - $remote_user [$time_local] "$request" '            '$status $body_bytes_sent "$http_referer" '            '"$http_user_agent" "$http_x_forwarded_for"'        '$upstream_addr $upstream_status $request_time $upstream_response_time';         access_log /var/log/nginx/access.log main;   error_log  /var/log/nginx/error.log;      server_tokens off;   include    mime.types;   default_type application/octet-stream;   sendfile    on;   tcp_nopush   on;   client_max_body_size 10m;   client_body_buffer_size 128k;      proxy_connect_timeout 300;   proxy_send_timeout 300;   proxy_read_timeout 300;   proxy_buffer_size 64k;   proxy_buffers 4 512k;   proxy_busy_buffers_size 512k;   proxy_temp_file_write_size 512k;   proxy_temp_path  /data/nginx/proxy_temp;   proxy_cache_path /data/nginx/proxy_cache levels=1:2 keys_zone=cache_one:2000m inactive=3d max_size=500g;      proxy_redirect off;   proxy_set_header Host $host;   proxy_set_header X-Real-IP $remote_addr;   proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;      gzip on;   gzip_min_length 1k;   gzip_buffers 4 16k;   gzip_http_version 1.1;   gzip_comp_level 2;   gzip_types text/plain application/x-javascript text/css application/xml;   gzip_vary on;      upstream go {     server www.sdfymj.com:80 weight=4;     #server 42.121.252.58:80 weight=4;   }      server {          listen  192.168.55.133:80;       #server_name www.sdfymj.com;       access_log /var/log/nginx/go.access.log main;       error_log  /var/log/nginx/go.error.log error;             location / {           proxy_cache cache_one;           #proxy_cache_valid 200 304 301 302 2h;           #proxy_cache_valid any 2h;           #expires 1d;           add_header X-Cache $upstream_cache_status;           proxy_pass http://go;           proxy_cache_key  $uri$is_args$args;       }          location ~ /purge(/.*) {         allow       127.0.0.1;         allow       192.168.55.0/24;         deny        all;         proxy_cache_purge cache_one $1$is_args$args;     }      } }