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Nginx×÷Ϊһ¿î¸ßÐÔÄܵÄWebЧÀÍÆ÷ºÍ·´ÏòÊðÀíЧÀÍÆ÷£¬ÓµÓÐÇ¿Ê¢µÄ»º´æÖÎÀíºÍ¿ØÖƹ¦Ð§£¬¿ÉÒÔͨ¹ýÉèÖÃʵÏÖ¶ÔHTTPÇëÇóµÄ»º´æ¿ØÖÆ¡£±¾ÎĽ«Õë¶ÔNginxÔõÑùʵÏÖHTTPÇëÇóµÄ»º´æ¿ØÖÆÉèÖþÙÐÐÏêϸÏÈÈÝ£¬²¢ÌṩÏêϸµÄ´úÂëʾÀý¡£

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NginxµÄ»º´æÉèÖÃÖ÷Ҫͨ¹ýproxy_cacheÄ£¿éʵÏÖ£¬¸ÃÄ£¿éÌṩÁ˸»ºñµÄÖ¸ÁîºÍ²ÎÊý£¬¿ÉÒÔÓÐÓõؿØÖÆ»º´æµÄÐÐΪ¡£ÔÚÉèÖûº´æ֮ǰ£¬ÐèÒªÏÈÔÚNginxµÄÉèÖÃÎļþÖмÓÔØproxy_cacheÄ£¿é£¬ÏêϸµÄÖ¸ÁîΪ£º

load_module modules/ngx_http_proxy_module.so;

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proxy_cache_path

proxy_cache_pathÖ¸ÁîÓÃÓÚ½ç˵»º´æ·¾¶ºÍÏà¹ØµÄÉèÖòÎÊý£¬ÀýÈ绺´æ´æ´¢Â·¾¶¡¢»º´æ¾Þϸ¡¢»º´æÕ½ÂԵȡ£ÏêϸµÄÓ÷¨ÈçÏ£º

proxy_cache_path /data/nginx/cache levels=1:2 keys_zone=my_cache:10m max_size=10g
               inactive=60m use_temp_path=off;

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ÔÚ´ËʾÀýÖУ¬ÎÒÃǽç˵ÁËÒ»¸öÃûΪmy_cacheµÄ»º´æÇøÓò£¬»º´æ·¾¶Îª/data/nginx/cache£¬×î´ó»º´æ¾ÞϸΪ10GB£¬»º´æÓâÆÚʱ¼äΪ60·ÖÖÓ¡£ÐèҪעÖصÄÊÇ£¬ÉèÖòÎÊýÐèƾ֤ÏÖʵÐèÇó¾ÙÐе÷½â¡£

proxy_cache

proxy_cacheÖ¸ÁîÓÃÓÚÆôÓûº´æ£¬²¢ÉèÖÃʹÓõĻº´æÇøÓò£¬¿ÉÒÔÔÚlocation¿éÖоÙÐÐÉèÖã¬ÀýÈ磺

location / {
    proxy_cache my_cache;
    proxy_cache_valid 200 304 5m;
    proxy_cache_valid 301 302 1h;
    proxy_cache_key $host$uri$is_args$args;
    proxy_cache_use_stale error timeout updating http_500 http_502 http_503 http_504;
    proxy_cache_background_update on;
    proxy_cache_lock on;
    proxy_cache_lock_timeout 5s;
    proxy_cache_revalidate on;
    proxy_cache_min_uses 3;
    proxy_cache_bypass $http_x_token;
    proxy_cache_methods GET HEAD;
}

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proxy_ignore_headers

proxy_ignore_headersÖ¸ÁîÓÃÓÚÖ¸¶¨NginxÔÚ¾ÙÐлº´æʱÐèÒªºöÂÔµÄHTTPÏìӦͷ£¬ÀýÈ磺

proxy_ignore_headers Cache-Control Set-Cookie;

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proxy_cache_lock

proxy_cache_lockÖ¸ÁîÓÃÓÚ¿ØÖÆ»º´æÄÚÈݵIJ¢·¢»á¼û£¬¿ÉÒÔÓÐÓÃ×èÖ¹»º´æ»÷´©¡¢Ñ©±ÀµÈÎÊÌ⣬ÀýÈ磺

proxy_cache_lock on;
proxy_cache_lock_timeout 5s;

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load_module modules/ngx_http_proxy_module.so;

http {
    proxy_cache_path /data/nginx/cache levels=1:2 keys_zone=my_cache:10m max_size=10g
               inactive=60m use_temp_path=off;

    server {
        listen 80;
        server_name example.com;

        location / {
            proxy_pass http://backend_server;
            proxy_cache my_cache;
            proxy_cache_valid 200 304 5m;
            proxy_cache_valid 301 302 1h;
            proxy_cache_key $host$uri$is_args$args;
            proxy_cache_use_stale error timeout updating http_500 http_502 http_503 http_504;
            proxy_cache_background_update on;
            proxy_cache_lock on;
            proxy_cache_lock_timeout 5s;
            proxy_cache_revalidate on;
            proxy_cache_min_uses 3;
            proxy_cache_bypass $http_x_token;
            proxy_cache_methods GET HEAD;
            proxy_ignore_headers Cache-Control Set-Cookie;
        }
    }
}

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