{"id":3091,"date":"2013-09-10T10:00:33","date_gmt":"2013-09-10T02:00:33","guid":{"rendered":"https:\/\/kyle.ai\/blog\/?p=3091"},"modified":"2013-09-10T10:00:33","modified_gmt":"2013-09-10T02:00:33","slug":"%e5%9c%a8nginx%e7%9a%84gzip%e6%a8%a1%e5%9d%97%e4%b8%8a%e6%8e%89%e4%ba%86%e4%b8%aa%e5%9d%91","status":"publish","type":"post","link":"https:\/\/kyle.ai\/blog\/3091.html","title":{"rendered":"\u5728nginx\u7684gzip\u6a21\u5757\u4e0a\u6389\u4e86\u4e2a\u5751"},"content":{"rendered":"

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\u56e0\u4e3a\u6211\u4eec\u7528tornado\u505a\u670d\u52a1\u5668\uff0c\u6bcf\u4e2ahttp\u63a5\u53e3\u8fd4\u56de\u90fd\u4f1a\u6709\u4e00\u4e2aEtag\u503c\u5728header\u91cc\u9762\uff0c\u5ba2\u6237\u7aef\u8bf7\u6c42\u7684\u65f6\u5019\u5e26\u4e0aEtag\uff0c\u4ece\u800c\u5b9e\u73b0\u6570\u636e\u7f13\u5b58\uff0c\u51cf\u5c11\u4f20\u8f93\u3002\u4f46\u662f\u5947\u602a\uff0c\u5ba2\u6237\u7aef\u8bf7\u6c42\u65b0\u670d\u52a1\u7684\u65f6\u5019\uff0c\u4e00\u5f8b\u6ca1\u6709\u5e26Etag\u3002<\/span><\/p>\n

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\u80fd\u8fc7\u6293\u5305\u5206\u6790\u63a5\u53e3\u8fd4\u56de\u7684header\uff0c\u53d1\u73b0\u7f13\u5b58\u63a7\u5236\u591a\u4e86 Catch-Control: max-age \u8fd9\u4e2a\u5934\uff0c\u53ef\u4ee5\u4fee\u6539nginx\u914d\u7f6e\u53bb\u6389\u3002\u4f46\u4e0d\u662f\u8fd9\u4e2a\u539f\u56e0\u5bfc\u81f4\u6ca1\u6709Etag\u503c\uff0c\u6700\u7ec8\u539f\u56e0\u662fGzip\uff01<\/span><\/p>\n

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\r\nstatic ngx_int_t\r\nngx_http_gzip_header_filter(ngx_http_request_t *r)\r\n\r\n....................\r\n\r\n    r->main_filter_need_in_memory = 1;\r\n\r\n    ngx_http_clear_content_length(r);\r\n    ngx_http_clear_accept_ranges(r);\r\n    ngx_http_clear_etag(r);                             \/\/\u5c31\u662f\u8fd9\u4e00\u884c\uff0c\u628a\u8fd4\u56de\u7684etag\u5934\u4fe1\u606f\u5e72\u6389\u4e86\r\n\r\n    return ngx_http_next_header_filter(r);\r\n}\r\n<\/pre>\n
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