nginx_cdn配置

 1 upstream backend {
 2         server 1.1.1.1;
 3         keepalive 128;
 4         }
 5 
 6         proxy_temp_path  /dev/shm;
 7         proxy_cache_path /data/nginx/cache levels=1:2 keys_zone=cache_one:500m inactive=10d max_size=1024m;
 8 
 9         limit_conn_zone $binary_remote_addr zone=addr:20m;
10         limit_req_zone $binary_remote_addr zone=req_addr:20m rate=200r/s;
11 
12 server{
13         listen                          80 ;
14         server_name                     www.iquduo.com;
15         access_log                      logs/e.cn.access.log main;
16         error_log                       logs/e.cn.error.log;
17 
18         location ~* .(aac|mp3|mp4|jpeg|jpg|png|gif|js|htm|html|css|avi|mpg|rar|wmv|doc|docx|mov|flv|pdf|edb|ppt|pptx)$ {
19                 root                    /data/nginx/cache;
20                 proxy_cache_use_stale   error timeout http_500 http_502 http_503 http_504;
21                 proxy_cache             cache_one;
22                 proxy_cache_valid       200 206 304 12h;
23                 proxy_cache_revalidate  on;
24 
25                 add_header              X-Cache $upstream_cache_status;
26                 add_header              Via     "CDN";
27                 #limit_rate_after       4096k;
28                 #limit_rate             2048k;
29                 #limit_req              zone=req_addr burst=300 nodelay;
30                 #limit_req_status       503;
31 
32                 #proxy_limit_rate       256000; #64000 = 1Mb per connections
 1 proxy_cache_key         $scheme$proxy_host$uri;
 2                 proxy_cache_lock        on;
 3                 proxy_cache_lock_timeout 10s;
 4                 proxy_set_header        Host $host;
 5                 proxy_set_header        X-Real-IP $remote_addr;
 6                 proxy_set_header        X-Forwarded-For $proxy_add_x_forwarded_for;
 7                 proxy_pass              http://backend;
 8                 proxy_http_version      1.1;
 9                 proxy_set_header        Connection "";
10                 }
11 
12         location ~ / {
13                 proxy_set_header        Host $host;
14                 proxy_set_header        X-Real-IP $remote_addr;
15                 proxy_set_header        X-Forwarded-For $proxy_add_x_forwarded_for;
16                 proxy_pass              http://backend;
17                 proxy_http_version      1.1;
18                 proxy_set_header        Connection "";
19                 }
20 }
 

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