![\"\"](\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/04\/20250418113806-6802399e48ddd.png\")
<\/p>\nhttp \u00a0\u8d85\u6587\u672c\u4f20\u8f93\u534f\u8bae \u00a0Hypertext Transfer Protocol \u00a0 \u00a0 \u00a0 \u00a0 \u534f\u8bae： \u00a0\u4e3b\u8981\u662f\u7528\u5728\u7f51\u9875\u4f20\u8f93\u4e0a，\u7f51\u7ad9\u8bbf\u95ee\u4e0a\u4f7f\u7528 \u00a0 \u00a0 \u00a0 \u00a0 \u4f20\u8f93\u7684\u6570\u636e\u662f\u660e\u6587\u7684，\u53ef\u4ee5\u88ab\u622a\u83b7，\u67e5\u770b\u91cc\u9762\u7684\u5185\u5bb9–\u300b\u4e0d\u591f\u5b89\u5168<\/p>\n
\u00a0 \u00a0 \u00a0 \u00a0 \u7ecf\u5e38\u7528\u4e8e web\u67b6\u6784： \u00a0c\/s \u00a0 client –\u300bserver \u00a0 \u00a0 \u00a0 \u00a0 http\u7aef\u53e3\u53f7 80<\/p>\n
https \u662fhttp\u534f\u8bae\u7684\u52a0\u5bc6\u7248\u672c \u00a0Hypertext Transfer Protocol Secure \u00a0 \u00a0 \u00a0 \u00a0 \u6570\u636e\u4f20\u8f93\u662f\u7ecf\u8fc7\u52a0\u5bc6\u7684，\u6bd4\u8f83\u5b89\u5168 \u00a0 \u00a0 \u00a0 \u00a0 https\u7aef\u53e3\u662f 443 \u00a0 \u00a0 \u00a0 \u00a0 \u662f\u4ee5\u5b89\u5168\u4e3a\u76ee\u6807\u7684 HTTP \u901a\u9053，\u5728HTTP\u7684\u57fa\u7840\u4e0a\u901a\u8fc7\u4f20\u8f93\u52a0\u5bc6\u548c\u8eab\u4efd\u8ba4\u8bc1\u4fdd\u8bc1\u4e86<\/p>\n
\u00a0 \u00a0 \u00a0 \u00a0 \u4f20\u8f93\u8fc7\u7a0b\u7684\u5b89\u5168\u6027，\u5728http\u57fa\u7840\u4e0a\u6709\u8bc1\u4e66： \u4e5f\u5c31\u662f\u62e5\u6709 ssh \u670d\u52a1： \u6709\u516c\u94a5\u548c\u79c1\u94a5<\/p>\n
\u00a0 \u00a0 \u00a0 \u00a0 \u6b64\u9879\u76ee\u5b9e\u73b0\u7684\u662f\u4e00\u4e2aHTTP\u670d\u52a1\u5668，\u9879\u76ee\u4e2d\u5c06\u4f1a\u901a\u8fc7\u57fa\u672c\u7684\u7f51\u7edc\u5957\u63a5\u5b57\u8bfb\u53d6\u5ba2\u6237\u7aef\u53d1\u6765\u7684HTTP\u8bf7\u6c42\u5e76\u8fdb\u884c\u5206\u6790，\u6700\u7ec8\u6784\u5efaHTTP\u54cd\u5e94\u5e76\u8fd4\u56de\u7ed9\u5ba2\u6237\u7aef\u3002<\/p>\n
\u2003\u2003HTTP\u5728\u7f51\u7edc\u5e94\u7528\u5c42\u4e2d\u7684\u5730\u4f4d\u662f\u4e0d\u53ef\u64bc\u52a8\u7684，\u65e0\u8bba\u662f\u79fb\u52a8\u7aef\u8fd8\u662fPC\u7aef\u6d4f\u89c8\u5668，HTTP\u65e0\u7591\u662f\u6253\u5f00\u4e92\u8054\u7f51\u5e94\u7528\u7a97\u53e3\u7684\u91cd\u8981\u534f\u8bae\u3002<\/p>\n
\u2003\u2003\u8be5\u9879\u76ee\u5c06\u4f1a\u628aHTTP\u4e2d\u6700\u6838\u5fc3\u7684\u6a21\u5757\u62bd\u53d6\u51fa\u6765，\u91c7\u7528CS\u6a21\u578b\u5b9e\u73b0\u4e00\u4e2a\u5c0f\u578b\u7684HTTP\u670d\u52a1\u5668，\u76ee\u7684\u5728\u4e8e\u7406\u89e3HTTP\u534f\u8bae\u7684\u5904\u7406\u8fc7\u7a0b\u3002<\/p>\n
\u2003\u2003\u8be5\u9879\u76ee\u4e3b\u8981\u6d89\u53caC\/C++\u3001HTTP\u534f\u8bae\u3001\u7f51\u7edc\u5957\u63a5\u5b57\u7f16\u7a0b\u3001CGI\u3001\u5355\u4f8b\u6a21\u5f0f\u3001\u591a\u7ebf\u7a0b\u3001\u7ebf\u7a0b\u6c60\u7b49\u65b9\u9762\u7684\u6280\u672f\u3002<\/p>\n
\u534f\u8bae\u5206\u5c42 \u7f51\u7edc\u534f\u8bae\u6808\u7684\u5206\u5c42\u60c5\u51b5\u5982\u4e0b：<\/p>\n
<\/p>\n
\u00a0\u7f51\u7edc\u534f\u8bae\u6808\u4e2d\u5404\u5c42\u7684\u529f\u80fd\u5982\u4e0b：<\/p>\n
\u6570\u636e\u5c01\u88c5\u4e0e\u5206\u7528\u7684\u8fc7\u7a0b\u5982\u4e0b：<\/p>\n
![\"\"](\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/04\/20250418113806-6802399e90139.png\")
<\/p>\n
\u4e5f\u5c31\u662f\u8bf4，\u53d1\u9001\u7aef\u5728\u53d1\u751f\u6570\u636e\u524d，\u8be5\u6570\u636e\u9700\u8981\u5148\u81ea\u9876\u5411\u4e0b\u8d2f\u7a7f\u7f51\u7edc\u534f\u8bae\u6808\u5b8c\u6210\u6570\u636e\u7684\u5c01\u88c5，\u5728\u8fd9\u4e2a\u8fc7\u7a0b\u4e2d，\u6bcf\u4e00\u5c42\u534f\u8bae\u90fd\u4f1a\u4e3a\u8be5\u6570\u636e\u6dfb\u52a0\u4e0a\u5bf9\u5e94\u7684\u62a5\u5934\u4fe1\u606f\u3002\u63a5\u6536\u7aef\u5728\u6536\u5230\u6570\u636e\u540e，\u8be5\u6570\u636e\u9700\u8981\u5148\u81ea\u5e95\u5411\u4e0a\u8d2f\u7a7f\u7f51\u7edc\u534f\u8bae\u6808\u5b8c\u6210\u6570\u636e\u7684\u89e3\u5305\u548c\u5206\u7528，\u5728\u8fd9\u4e2a\u8fc7\u7a0b\u4e2d，\u6bcf\u4e00\u5c42\u534f\u8bae\u90fd\u4f1a\u5c06\u5bf9\u5e94\u7684\u62a5\u5934\u4fe1\u606f\u63d0\u53d6\u51fa\u6765\u3002<\/p>\n
\u2003\u2003\u800c\u672c\u9879\u76ee\u8981\u505a\u7684\u5c31\u662f，\u5728\u63a5\u6536\u5230\u5ba2\u6237\u7aef\u53d1\u6765\u7684HTTP\u8bf7\u6c42\u540e，\u5c06HTTP\u7684\u62a5\u5934\u4fe1\u606f\u63d0\u53d6\u51fa\u6765，\u7136\u540e\u5bf9\u6570\u636e\u8fdb\u884c\u5206\u6790\u5904\u7406，\u6700\u7ec8\u5c06\u5904\u7406\u7ed3\u679c\u6dfb\u52a0\u4e0aHTTP\u62a5\u5934\u518d\u53d1\u9001\u7ed9\u5ba2\u6237\u7aef\u3002<\/p>\n
\u2003\u2003\u9700\u8981\u6ce8\u610f\u7684\u662f，\u8be5\u9879\u76ee\u4e2d\u6211\u4eec\u6240\u5904\u7684\u4f4d\u7f6e\u662f\u5e94\u7528\u5c42，\u56e0\u6b64\u6211\u4eec\u8bfb\u53d6\u7684HTTP\u8bf7\u6c42\u5b9e\u9645\u662f\u4ece\u4f20\u8f93\u5c42\u8bfb\u53d6\u4e0a\u6765\u7684，\u800c\u6211\u4eec\u53d1\u9001\u7684HTTP\u54cd\u5e94\u5b9e\u9645\u4e5f\u53ea\u662f\u4ea4\u7ed9\u4e86\u4f20\u8f93\u5c42，\u6570\u636e\u771f\u6b63\u7684\u53d1\u9001\u8fd8\u5f97\u9760\u7f51\u7edc\u534f\u8bae\u6808\u4e2d\u7684\u4e0b\u4e09\u5c42\u6765\u5b8c\u6210，\u8fd9\u91cc\u76f4\u63a5\u8bf4\u201c\u63a5\u6536\u5230\u5ba2\u6237\u7aef\u7684HTTP\u8bf7\u6c42\u201d\u4ee5\u53ca\u201c\u53d1\u9001HTTP\u54cd\u5e94\u7ed9\u5ba2\u6237\u7aef\u201d，\u53ea\u662f\u4e3a\u4e86\u65b9\u4fbf\u5927\u5bb6\u7406\u89e3，\u6b64\u5916，\u540c\u5c42\u534f\u8bae\u4e4b\u95f4\u672c\u8eab\u4e5f\u662f\u53ef\u4ee5\u7406\u89e3\u6210\u662f\u5728\u76f4\u63a5\u901a\u4fe1\u7684\u3002<\/p>\n
1.\u5ba2\u6237\u7aef\u670d\u52a1\u5668\u6a21\u5f0f（CS，BS）： \u5728\u4e00\u6761\u901a\u4fe1\u7ebf\u8def\u4e0a\u5fc5\u5b9a\u6709\u4e00\u7aef\u662f\u5ba2\u6237\u7aef，\u53e6\u4e00\u7aef\u662f\u670d\u52a1\u5668\u7aef，\u8bf7\u6c42\u4ece\u5ba2\u6237\u7aef\u53d1\u51fa，\u670d\u52a1\u5668\u54cd\u5e94\u8bf7\u6c42\u5e76\u8fd4\u56de\u30022.\u7b80\u5355\u5feb\u901f： \u5ba2\u6237\u7aef\u5411\u670d\u52a1\u5668\u8bf7\u6c42\u670d\u52a1\u65f6，\u53ea\u9700\u4f20\u9001\u8bf7\u6c42\u65b9\u6cd5\u548c\u8bf7\u6c42\u8d44\u6e90\u8def\u5f84，\u4e0d\u9700\u8981\u53d1\u9001\u989d\u5916\u8fc7\u591a\u7684\u6570\u636e，\u5e76\u4e14\u7531\u4e8eHTTP\u534f\u8bae\u7ed3\u6784\u8f83\u4e3a\u7b80\u5355，\u4f7f\u5f97HTTP\u670d\u52a1\u5668\u7684\u7a0b\u5e8f\u89c4\u6a21\u5c0f，\u56e0\u6b64\u901a\u4fe1\u901f\u5ea6\u5f88\u5feb\u30023.\u7075\u6d3b： HTTP\u534f\u8bae\u5bf9\u6570\u636e\u5bf9\u8c61\u6ca1\u6709\u8981\u6c42，\u5141\u8bb8\u4f20\u8f93\u4efb\u610f\u7c7b\u578b\u7684\u6570\u636e\u5bf9\u8c61，\u5bf9\u4e8e\u6b63\u5728\u4f20\u8f93\u7684\u6570\u636e\u7c7b\u578b，HTTP\u534f\u8bae\u5c06\u901a\u8fc7\u62a5\u5934\u4e2d\u7684Content-Type\u5c5e\u6027\u52a0\u4ee5\u6807\u8bb0\u30024.\u65e0\u8fde\u63a5： \u6bcf\u6b21\u8fde\u63a5\u90fd\u53ea\u4f1a\u5bf9\u4e00\u4e2a\u8bf7\u6c42\u8fdb\u884c\u5904\u7406，\u5f53\u670d\u52a1\u5668\u5bf9\u5ba2\u6237\u7aef\u7684\u8bf7\u6c42\u5904\u7406\u5b8c\u6bd5\u5e76\u6536\u5230\u5ba2\u6237\u7aef\u7684\u5e94\u7b54\u540e，\u5c31\u4f1a\u76f4\u63a5\u65ad\u5f00\u8fde\u63a5\u3002HTTP\u534f\u8bae\u91c7\u7528\u8fd9\u79cd\u65b9\u5f0f\u53ef\u4ee5\u5927\u5927\u8282\u7701\u4f20\u8f93\u65f6\u95f4，\u63d0\u9ad8\u4f20\u8f93\u6548\u7387\u30025.\u65e0\u72b6\u6001： HTTP\u534f\u8bae\u81ea\u8eab\u4e0d\u5bf9\u8bf7\u6c42\u548c\u54cd\u5e94\u4e4b\u95f4\u7684\u901a\u4fe1\u72b6\u6001\u8fdb\u884c\u4fdd\u5b58，\u6bcf\u4e2a\u8bf7\u6c42\u90fd\u662f\u72ec\u7acb\u7684，\u8fd9\u662f\u4e3a\u4e86\u8ba9HTTP\u80fd\u66f4\u5feb\u5730\u5904\u7406\u5927\u91cf\u4e8b\u52a1，\u786e\u4fdd\u534f\u8bae\u7684\u53ef\u4f38\u7f29\u6027\u800c\u7279\u610f\u8bbe\u8ba1\u7684\u3002<\/p>\n
\u8bf4\u660e\u4e00\u4e0b：<\/p>\n
\u968f\u7740HTTP\u7684\u666e\u53ca，\u6587\u6863\u4e2d\u5305\u542b\u5927\u91cf\u56fe\u7247\u7684\u60c5\u51b5\u591a\u4e86\u8d77\u6765，\u6bcf\u6b21\u8bf7\u6c42\u90fd\u8981\u65ad\u5f00\u8fde\u63a5，\u65e0\u7591\u589e\u52a0\u4e86\u901a\u4fe1\u91cf\u7684\u5f00\u9500，\u56e0\u6b64HTTP1.1\u652f\u6301\u4e86\u957f\u8fde\u63a5Keey-Alive，\u5c31\u662f\u4efb\u610f\u4e00\u7aef\u53ea\u8981\u6ca1\u6709\u660e\u786e\u63d0\u51fa\u65ad\u5f00\u8fde\u63a5，\u5219\u4fdd\u6301\u8fde\u63a5\u72b6\u6001\u3002（\u5f53\u524d\u9879\u76ee\u5b9e\u73b0\u7684\u662f1.0\u7248\u672c\u7684HTTP\u670d\u52a1\u5668，\u56e0\u6b64\u4e0d\u6d89\u53ca\u957f\u8fde\u63a5） HTTP\u65e0\u72b6\u6001\u7684\u7279\u70b9\u65e0\u7591\u53ef\u4ee5\u51cf\u5c11\u670d\u52a1\u5668\u5185\u5b58\u8d44\u6e90\u7684\u6d88\u8017，\u4f46\u662f\u95ee\u9898\u4e5f\u662f\u663e\u800c\u6613\u89c1\u7684\u3002\u6bd4\u5982\u67d0\u4e2a\u7f51\u7ad9\u9700\u8981\u767b\u5f55\u540e\u624d\u80fd\u8bbf\u95ee，\u7531\u4e8e\u65e0\u72b6\u6001\u7684\u7279\u70b9，\u90a3\u4e48\u6bcf\u6b21\u8df3\u8f6c\u9875\u9762\u7684\u65f6\u5019\u90fd\u9700\u8981\u91cd\u65b0\u767b\u5f55\u3002\u4e3a\u4e86\u89e3\u51b3\u65e0\u72b6\u6001\u7684\u95ee\u9898，\u4e8e\u662f\u5f15\u5165\u4e86Cookie\u6280\u672f，\u901a\u8fc7\u5728\u8bf7\u6c42\u548c\u54cd\u5e94\u62a5\u6587\u4e2d\u5199\u5165Cookie\u4fe1\u606f\u6765\u63a7\u5236\u5ba2\u6237\u7aef\u7684\u72b6\u6001，\u540c\u65f6\u4e3a\u4e86\u4fdd\u62a4\u7528\u6237\u6570\u636e\u7684\u5b89\u5168，\u53c8\u5f15\u5165\u4e86Session\u6280\u672f，\u56e0\u6b64\u73b0\u5728\u4e3b\u6d41\u7684HTTP\u670d\u52a1\u5668\u90fd\u662f\u901a\u8fc7Cookie+Session\u7684\u65b9\u5f0f\u6765\u63a7\u5236\u5ba2\u6237\u7aef\u7684\u72b6\u6001\u7684\u3002<\/p>\n
URL（Uniform Resource Lacator）\u53eb\u505a\u7edf\u4e00\u8d44\u6e90\u5b9a\u4f4d\u7b26，\u4e5f\u5c31\u662f\u6211\u4eec\u901a\u5e38\u6240\u8bf4\u7684\u7f51\u5740，\u662f\u56e0\u7279\u7f51\u7684\u4e07\u7ef4\u7f51\u670d\u52a1\u7a0b\u5e8f\u4e0a\u7528\u4e8e\u6307\u5b9a\u4fe1\u606f\u4f4d\u7f6e\u7684\u8868\u793a\u65b9\u6cd5\u3002<\/p>\n
\u4e00\u4e2aURL\u5927\u81f4\u7531\u5982\u4e0b\u51e0\u90e8\u5206\u6784\u6210：<\/p>\n
![\"\"](\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/04\/20250418113806-6802399edf3f3.png\")
<\/p>\n
\u5176\u4e2d：<\/p>\n
1.http:\/\/\u8868\u793a\u7684\u662f\u534f\u8bae\u540d\u79f0，\u8868\u793a\u8bf7\u6c42\u65f6\u9700\u8981\u4f7f\u7528\u7684\u534f\u8bae，\u901a\u5e38\u4f7f\u7528\u7684\u662fHTTP\u534f\u8bae\u6216\u5b89\u5168\u534f\u8baeHTTPS\u3002 2.user:pass\u8868\u793a\u7684\u662f\u767b\u5f55\u8ba4\u8bc1\u4fe1\u606f，\u5305\u62ec\u767b\u5f55\u7528\u6237\u7684\u7528\u6237\u540d\u548c\u5bc6\u7801\u3002（\u53ef\u7701\u7565） 3.www.example.jp\u8868\u793a\u7684\u662f\u670d\u52a1\u5668\u5730\u5740，\u901a\u5e38\u4ee5\u57df\u540d\u7684\u5f62\u5f0f\u8868\u793a\u3002 4.80\u8868\u793a\u7684\u662f\u670d\u52a1\u5668\u7684\u7aef\u53e3\u53f7\u3002（\u53ef\u7701\u7565） 5.\/dir\/index.html\u8868\u793a\u7684\u662f\u8981\u8bbf\u95ee\u7684\u8d44\u6e90\u6240\u5728\u7684\u8def\u5f84（\/\u8868\u793a\u7684\u662fweb\u6839\u76ee\u5f55）\u3002 6.uid=1\u8868\u793a\u7684\u662f\u8bf7\u6c42\u65f6\u901a\u8fc7URL\u4f20\u9012\u7684\u53c2\u6570，\u8fd9\u4e9b\u53c2\u6570\u4ee5\u952e\u503c\u5bf9\u7684\u5f62\u5f0f\u901a\u8fc7&\u7b26\u53f7\u5206\u9694\u5f00\u3002（\u53ef\u7701\u7565） 7.ch1\u8868\u793a\u7684\u662f\u7247\u6bb5\u6807\u8bc6\u7b26，\u662f\u5bf9\u8d44\u6e90\u7684\u90e8\u5206\u8865\u5145\u3002（\u53ef\u7701\u7565）<\/p>\n
\u6ce8\u610f：<\/p>\n
\u5982\u679c\u8bbf\u95ee\u670d\u52a1\u5668\u65f6\u6ca1\u6709\u6307\u5b9a\u8981\u8bbf\u95ee\u7684\u8d44\u6e90\u8def\u5f84，\u90a3\u4e48\u6d4f\u89c8\u5668\u4f1a\u81ea\u52a8\u5e2e\u6211\u4eec\u6dfb\u52a0\/，\u4f46\u6b64\u65f6\u4ecd\u7136\u6ca1\u6709\u6307\u660e\u8981\u8bbf\u95eeweb\u6839\u76ee\u5f55\u4e0b\u7684\u54ea\u4e00\u4e2a\u8d44\u6e90\u6587\u4ef6，\u8fd9\u65f6\u9ed8\u8ba4\u8bbf\u95ee\u7684\u662f\u76ee\u6807\u670d\u52a1\u7684\u9996\u9875\u3002 \u5927\u90e8\u5206URL\u4e2d\u7684\u7aef\u53e3\u53f7\u90fd\u662f\u7701\u7565\u7684，\u56e0\u4e3a\u5e38\u89c1\u534f\u8bae\u5bf9\u5e94\u7684\u7aef\u53e3\u53f7\u90fd\u662f\u56fa\u5b9a\u7684，\u6bd4\u5982HTTP\u3001HTTPS\u548cSSH\u5bf9\u5e94\u7684\u7aef\u53e3\u53f7\u5206\u522b\u662f80\u3001443\u548c22，\u5728\u4f7f\u7528\u8fd9\u4e9b\u5e38\u89c1\u534f\u8bae\u65f6\u4e0d\u5fc5\u6307\u660e\u534f\u8bae\u5bf9\u5e94\u7684\u7aef\u53e3\u53f7，\u6d4f\u89c8\u5668\u4f1a\u81ea\u52a8\u5e2e\u6211\u4eec\u8fdb\u884c\u586b\u5145\u3002<\/p>\n
URI（Uniform Resource Indentifier）\u7edf\u4e00\u8d44\u6e90\u6807\u8bc6\u7b26：\u7528\u6765\u552f\u4e00\u6807\u8bc6\u8d44\u6e90\u3002 URL（Uniform Resource Locator）\u7edf\u4e00\u8d44\u6e90\u5b9a\u4f4d\u7b26：\u7528\u6765\u5b9a\u4f4d\u552f\u4e00\u7684\u8d44\u6e90\u3002 URN（Uniform Resource Name）\u7edf\u4e00\u8d44\u6e90\u540d\u79f0：\u901a\u8fc7\u540d\u5b57\u6765\u6807\u8bc6\u8d44\u6e90，\u6bd4\u5982mailto:java-net@java.sun.com\u3002 URI\u3001URL\u3001URN\u4e09\u8005\u7684\u5173\u7cfb：<\/p>\n
\u2003\u2003URL\u662fURI\u7684\u4e00\u79cd，URL\u4e0d\u4ec5\u80fd\u552f\u4e00\u6807\u8bc6\u8d44\u6e90，\u8fd8\u5b9a\u4e49\u4e86\u8be5\u5982\u4f55\u8bbf\u95ee\u6216\u5b9a\u4f4d\u8be5\u8d44\u6e90，URN\u4e5f\u662fURI\u7684\u4e00\u79cd，URN\u901a\u8fc7\u540d\u5b57\u6765\u6807\u8bc6\u8d44\u6e90，\u56e0\u6b64URL\u548cURN\u90fd\u662fURI\u7684\u5b50\u96c6\u3002<\/p>\n
URI\u3001URL\u3001URN\u4e09\u8005\u7684\u5173\u7cfb\u5982\u4e0b：<\/p>\n
![\"\"](\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/04\/20250418113807-6802399f12adb.png\")
<\/p>\n
HTTP\u8bf7\u6c42\u534f\u8bae\u683c\u5f0f<\/p>\n
![\"\"](\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/04\/20250418113807-6802399f455d0.png\")
<\/p>\n
HTTP\u8bf7\u6c42\u7531\u4ee5\u4e0b\u56db\u90e8\u5206\u7ec4\u6210：<\/p>\n
\u8bf7\u6c42\u884c：[\u8bf7\u6c42\u65b9\u6cd5] + [URI] + [HTTP\u7248\u672c]\u3002 \u8bf7\u6c42\u62a5\u5934：\u8bf7\u6c42\u7684\u5c5e\u6027，\u8fd9\u4e9b\u5c5e\u6027\u90fd\u662f\u4ee5key: value\u7684\u5f62\u5f0f\u6309\u884c\u9648\u5217\u7684\u3002 \u7a7a\u884c：\u9047\u5230\u7a7a\u884c\u8868\u793a\u8bf7\u6c42\u62a5\u5934\u7ed3\u675f\u3002 \u8bf7\u6c42\u6b63\u6587：\u8bf7\u6c42\u6b63\u6587\u5141\u8bb8\u4e3a\u7a7a\u5b57\u7b26\u4e32，\u5982\u679c\u8bf7\u6c42\u6b63\u6587\u5b58\u5728，\u5219\u5728\u8bf7\u6c42\u62a5\u5934\u4e2d\u4f1a\u6709\u4e00\u4e2aContent-Length\u5c5e\u6027\u6765\u6807\u8bc6\u8bf7\u6c42\u6b63\u6587\u7684\u957f\u5ea6\u3002<\/p>\n
HTTP\u54cd\u5e94\u534f\u8bae\u683c\u5f0f<\/p>\n
![\"\"](\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/04\/20250418113807-6802399f8ffe5.png\")
<\/p>\n
\u00a0HTTP\u54cd\u5e94\u7531\u4ee5\u4e0b\u56db\u90e8\u5206\u7ec4\u6210：<\/p>\n
\u72b6\u6001\u884c：[HTTP\u7248\u672c] + [\u72b6\u6001\u7801] + [\u72b6\u6001\u7801\u63cf\u8ff0]\u3002 \u54cd\u5e94\u62a5\u5934：\u54cd\u5e94\u7684\u5c5e\u6027，\u8fd9\u4e9b\u5c5e\u6027\u90fd\u662f\u4ee5key: value\u7684\u5f62\u5f0f\u6309\u884c\u9648\u5217\u7684\u3002 \u7a7a\u884c：\u9047\u5230\u7a7a\u884c\u8868\u793a\u54cd\u5e94\u62a5\u5934\u7ed3\u675f\u3002 \u54cd\u5e94\u6b63\u6587：\u54cd\u5e94\u6b63\u6587\u5141\u8bb8\u4e3a\u7a7a\u5b57\u7b26\u4e32，\u5982\u679c\u54cd\u5e94\u6b63\u6587\u5b58\u5728，\u5219\u5728\u54cd\u5e94\u62a5\u5934\u4e2d\u4f1a\u6709\u4e00\u4e2aContent-Length\u5c5e\u6027\u6765\u6807\u8bc6\u54cd\u5e94\u6b63\u6587\u7684\u957f\u5ea6\u3002<\/p>\n
HTTP\u5e38\u89c1\u7684\u8bf7\u6c42\u65b9\u6cd5\u5982\u4e0b：<\/p>\n
![\"\"](\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/04\/20250418113807-6802399fe1681.png\")
<\/p>\n
GET\u65b9\u6cd5\u548cPOST\u65b9\u6cd5<\/p>\n
\u2003\u2003HTTP\u7684\u8bf7\u6c42\u65b9\u6cd5\u4e2d\u6700\u5e38\u7528\u7684\u5c31\u662fGET\u65b9\u6cd5\u548cPOST\u65b9\u6cd5，\u5176\u4e2dGET\u65b9\u6cd5\u4e00\u822c\u7528\u4e8e\u83b7\u53d6\u67d0\u79cd\u8d44\u6e90\u4fe1\u606f，\u800cPOST\u65b9\u6cd5\u4e00\u822c\u7528\u4e8e\u5c06\u6570\u636e\u4e0a\u4f20\u7ed9\u670d\u52a1\u5668，\u4f46\u5b9e\u9645GET\u65b9\u6cd5\u4e5f\u53ef\u4ee5\u7528\u6765\u4e0a\u4f20\u6570\u636e，\u6bd4\u5982\u767e\u5ea6\u641c\u7d22\u6846\u4e2d\u7684\u6570\u636e\u5c31\u662f\u4f7f\u7528GET\u65b9\u6cd5\u63d0\u4ea4\u7684\u3002<\/p>\n
\u2003\u2003GET\u65b9\u6cd5\u548cPOST\u65b9\u6cd5\u90fd\u53ef\u4ee5\u5e26\u53c2，\u5176\u4e2dGET\u65b9\u6cd5\u901a\u8fc7URL\u4f20\u53c2，POST\u65b9\u6cd5\u901a\u8fc7\u8bf7\u6c42\u6b63\u6587\u4f20\u53c2\u3002\u7531\u4e8eURL\u7684\u957f\u5ea6\u662f\u6709\u9650\u5236\u7684，\u56e0\u6b64GET\u65b9\u6cd5\u643a\u5e26\u7684\u53c2\u6570\u4e0d\u80fd\u592a\u957f，\u800cPOST\u65b9\u6cd5\u901a\u8fc7\u8bf7\u6c42\u6b63\u6587\u4f20\u53c2，\u4e00\u822c\u53c2\u6570\u957f\u5ea6\u6ca1\u6709\u9650\u5236\u3002<\/p>\n
\u2003\u2003HTTP\u72b6\u6001\u7801\u662f\u7528\u6765\u8868\u793a\u670d\u52a1\u5668HTTP\u54cd\u5e94\u72b6\u6001\u76843\u4f4d\u6570\u5b57\u4ee3\u7801，\u901a\u8fc7\u72b6\u6001\u7801\u53ef\u4ee5\u77e5\u9053\u670d\u52a1\u5668\u7aef\u662f\u5426\u6b63\u786e\u7684\u5904\u7406\u4e86\u8bf7\u6c42，\u4ee5\u53ca\u8bf7\u6c42\u5904\u7406\u9519\u8bef\u7684\u539f\u56e0\u3002<\/p>\n
HTTP\u7684\u72b6\u6001\u7801\u5982\u4e0b：<\/p>\n
![\"\"](\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/04\/20250418113808-680239a033eb4.png\")
<\/p>\n
![\"\"](\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/04\/20250418113808-680239a07b439.png\")
<\/p>\n
HTTP\u5e38\u89c1\u7684Header\u5982\u4e0b：<\/p>\n
Content-Type：\u6570\u636e\u7c7b\u578b（text\/html\u7b49）\u3002 Content-Length：\u6b63\u6587\u7684\u957f\u5ea6\u3002 Host：\u5ba2\u6237\u7aef\u544a\u77e5\u670d\u52a1\u5668，\u6240\u8bf7\u6c42\u7684\u8d44\u6e90\u662f\u5728\u54ea\u4e2a\u4e3b\u673a\u7684\u54ea\u4e2a\u7aef\u53e3\u4e0a\u3002 User-Agent：\u58f0\u660e\u7528\u6237\u7684\u64cd\u4f5c\u7cfb\u7edf\u548c\u6d4f\u89c8\u5668\u7684\u7248\u672c\u4fe1\u606f\u3002 Referer：\u5f53\u524d\u9875\u9762\u662f\u54ea\u4e2a\u9875\u9762\u8df3\u8f6c\u8fc7\u6765\u7684\u3002 Location：\u642d\u914d3XX\u72b6\u6001\u7801\u4f7f\u7528，\u544a\u8bc9\u5ba2\u6237\u7aef\u63a5\u4e0b\u6765\u8981\u53bb\u54ea\u91cc\u8bbf\u95ee\u3002 Cookie：\u7528\u6237\u5728\u5ba2\u6237\u7aef\u5b58\u50a8\u5c11\u91cf\u4fe1\u606f，\u901a\u5e38\u7528\u4e8e\u5b9e\u73b0\u4f1a\u8bdd（session）\u7684\u529f\u80fd\u3002<\/p>\n
CGI\u673a\u5236\u7684\u6982\u5ff5 CGI（Common Gateway Interface，\u901a\u7528\u7f51\u5173\u63a5\u53e3）\u662f\u4e00\u79cd\u91cd\u8981\u7684\u4e92\u8054\u7f51\u6280\u672f，\u53ef\u4ee5\u8ba9\u4e00\u4e2a\u5ba2\u6237\u7aef，\u4ece\u7f51\u9875\u6d4f\u89c8\u5668\u5411\u6267\u884c\u5728\u7f51\u7edc\u670d\u52a1\u5668\u4e0a\u7684\u7a0b\u5e8f\u8bf7\u6c42\u6570\u636e\u3002CGI\u63cf\u8ff0\u4e86\u670d\u52a1\u5668\u548c\u8bf7\u6c42\u5904\u7406\u7a0b\u5e8f\u4e4b\u95f4\u4f20\u8f93\u6570\u636e\u7684\u4e00\u79cd\u6807\u51c6\u3002<\/p>\n
\u5b9e\u9645\u6211\u4eec\u5728\u8fdb\u884c\u7f51\u7edc\u8bf7\u6c42\u65f6，\u65e0\u975e\u5c31\u4e24\u79cd\u60c5\u51b5：<\/p>\n
\u6d4f\u89c8\u5668\u60f3\u4ece\u670d\u52a1\u5668\u4e0a\u62ff\u4e0b\u6765\u67d0\u79cd\u8d44\u6e90，\u6bd4\u5982\u6253\u5f00\u7f51\u9875\u3001\u4e0b\u8f7d\u7b49\u3002 \u6d4f\u89c8\u5668\u60f3\u5c06\u81ea\u5df1\u7684\u6570\u636e\u4e0a\u4f20\u81f3\u670d\u52a1\u5668，\u6bd4\u5982\u4e0a\u4f20\u89c6\u9891\u3001\u767b\u5f55\u3001\u6ce8\u518c\u7b49\u3002<\/p>\n
![\"\"](\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/04\/20250418113808-680239a0d0727.png\")
<\/p>\n
\u901a\u5e38\u4ece\u670d\u52a1\u5668\u4e0a\u83b7\u53d6\u8d44\u6e90\u5bf9\u5e94\u7684\u8bf7\u6c42\u65b9\u6cd5\u5c31\u662fGET\u65b9\u6cd5，\u800c\u5c06\u6570\u636e\u4e0a\u4f20\u81f3\u670d\u52a1\u5668\u5bf9\u5e94\u7684\u8bf7\u6c42\u65b9\u6cd5\u5c31\u662fPOST\u65b9\u6cd5，\u4f46\u5b9e\u9645GET\u65b9\u6cd5\u6709\u65f6\u4e5f\u4f1a\u7528\u4e8e\u4e0a\u4f20\u6570\u636e，\u53ea\u4e0d\u8fc7POST\u65b9\u6cd5\u662f\u901a\u8fc7\u8bf7\u6c42\u6b63\u6587\u4f20\u53c2\u7684，\u800cGET\u65b9\u6cd5\u662f\u901a\u8fc7URL\u4f20\u53c2\u7684\u3002<\/p>\n
\u2003\u2003\u800c\u7528\u6237\u5c06\u81ea\u5df1\u7684\u6570\u636e\u4e0a\u4f20\u81f3\u670d\u52a1\u5668\u5e76\u4e0d\u4ec5\u4ec5\u662f\u4e3a\u4e86\u4e0a\u4f20，\u7528\u6237\u4e0a\u4f20\u6570\u636e\u7684\u76ee\u7684\u662f\u4e3a\u4e86\u8ba9HTTP\u6216\u76f8\u5173\u7a0b\u5e8f\u5bf9\u8be5\u6570\u636e\u8fdb\u884c\u5904\u7406，\u6bd4\u5982\u7528\u6237\u63d0\u4ea4\u7684\u662f\u641c\u7d22\u5173\u952e\u5b57，\u90a3\u4e48\u670d\u52a1\u5668\u5c31\u9700\u8981\u5728\u540e\u7aef\u8fdb\u884c\u641c\u7d22，\u7136\u540e\u5c06\u641c\u7d22\u7ed3\u679c\u8fd4\u56de\u7ed9\u6d4f\u89c8\u5668，\u518d\u7531\u6d4f\u89c8\u5668\u5bf9HTML\u6587\u4ef6\u8fdb\u884c\u6e32\u67d3\u5237\u65b0\u5c55\u793a\u7ed9\u7528\u6237\u3002<\/p>\n
\u2003\u2003\u4f46\u5b9e\u9645\u5bf9\u6570\u636e\u7684\u5904\u7406\u4e0eHTTP\u7684\u5173\u7cfb\u5e76\u4e0d\u5927，\u800c\u662f\u53d6\u51b3\u4e8e\u4e0a\u5c42\u5177\u4f53\u7684\u4e1a\u52a1\u573a\u666f\u7684，\u56e0\u6b64HTTP\u4e0d\u5bf9\u8fd9\u4e9b\u6570\u636e\u505a\u5904\u7406\u3002\u4f46HTTP\u63d0\u4f9b\u4e86CGI\u673a\u5236，\u4e0a\u5c42\u53ef\u4ee5\u5728\u670d\u52a1\u5668\u4e2d\u90e8\u7f72\u82e5\u5e72\u4e2aCGI\u7a0b\u5e8f，\u8fd9\u4e9bCGI\u7a0b\u5e8f\u53ef\u4ee5\u7528\u4efb\u4f55\u7a0b\u5e8f\u8bbe\u8ba1\u8bed\u8a00\u7f16\u5199，\u5f53HTTP\u83b7\u53d6\u5230\u6570\u636e\u540e\u4f1a\u5c06\u5176\u63d0\u4ea4\u7ed9\u5bf9\u5e94CGI\u7a0b\u5e8f\u8fdb\u884c\u5904\u7406，\u7136\u540e\u518d\u7528CGI\u7a0b\u5e8f\u7684\u5904\u7406\u7ed3\u679c\u6784\u5efaHTTP\u54cd\u5e94\u8fd4\u56de\u7ed9\u6d4f\u89c8\u5668\u3002<\/p>\n
![\"\"](\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/04\/20250418113809-680239a129324.png\")
<\/p>\n
\u00a0 \u00a0\u5176\u4e2dHTTP\u83b7\u53d6\u5230\u6570\u636e\u540e，\u5982\u4f55\u8c03\u7528\u76ee\u6807CGI\u7a0b\u5e8f\u3001\u5982\u4f55\u4f20\u9012\u6570\u636e\u7ed9CGI\u7a0b\u5e8f\u3001\u5982\u4f55\u62ff\u5230CGI\u7a0b\u5e8f\u7684\u5904\u7406\u7ed3\u679c，\u8fd9\u4e9b\u90fd\u5c5e\u4e8eCGI\u673a\u5236\u7684\u901a\u4fe1\u7ec6\u8282，\u800c\u672c\u9879\u76ee\u5c31\u662f\u8981\u5b9e\u73b0\u4e00\u4e2aHTTP\u670d\u52a1\u5668，\u56e0\u6b64CGI\u7684\u6240\u6709\u4ea4\u4e92\u7ec6\u8282\u90fd\u9700\u8981\u7531\u6211\u4eec\u6765\u5b8c\u6210\u3002<\/p>\n
\u4f55\u65f6\u9700\u8981\u4f7f\u7528CGI\u6a21\u5f0f<\/p>\n
\u2003\u2003\u53ea\u8981\u7528\u6237\u8bf7\u6c42\u670d\u52a1\u5668\u65f6\u4e0a\u4f20\u4e86\u6570\u636e，\u90a3\u4e48\u670d\u52a1\u5668\u5c31\u9700\u8981\u4f7f\u7528CGI\u6a21\u5f0f\u5bf9\u7528\u6237\u4e0a\u4f20\u7684\u6570\u636e\u8fdb\u884c\u5904\u7406，\u800c\u5982\u679c\u7528\u6237\u53ea\u662f\u5355\u7eaf\u7684\u60f3\u8bf7\u6c42\u670d\u52a1\u5668\u4e0a\u7684\u67d0\u4e2a\u8d44\u6e90\u6587\u4ef6（\u6bd4\u5982\u9759\u6001\u9875\u9762）\u5219\u4e0d\u9700\u8981\u4f7f\u7528CGI\u6a21\u5f0f，\u6b64\u65f6\u76f4\u63a5\u5c06\u7528\u6237\u8bf7\u6c42\u7684\u8d44\u6e90\u6587\u4ef6\u8fd4\u56de\u7ed9\u7528\u6237\u5373\u53ef\u3002<\/p>\n
\u2003\u2003\u6b64\u5916，\u5982\u679c\u7528\u6237\u8bf7\u6c42\u7684\u662f\u670d\u52a1\u5668\u4e0a\u7684\u4e00\u4e2a\u53ef\u6267\u884c\u7a0b\u5e8f，\u8bf4\u660e\u7528\u6237\u60f3\u8ba9\u670d\u52a1\u5668\u8fd0\u884c\u8fd9\u4e2a\u53ef\u6267\u884c\u7a0b\u5e8f，\u6b64\u65f6\u4e5f\u9700\u8981\u4f7f\u7528CGI\u6a21\u5f0f\u3002<\/p>\n
\u4e00\u3001\u521b\u5efa\u5b50\u8fdb\u7a0b\u8fdb\u884c\u7a0b\u5e8f\u66ff\u6362<\/p>\n
\u2003\u2003\u670d\u52a1\u5668\u83b7\u53d6\u5230\u65b0\u8fde\u63a5\u540e\u4e00\u822c\u4f1a\u521b\u5efa\u4e00\u4e2a\u65b0\u7ebf\u7a0b\u4e3a\u5176\u63d0\u4f9b\u670d\u52a1，\u800c\u8981\u6267\u884cCGI\u7a0b\u5e8f\u4e00\u5b9a\u9700\u8981\u8c03\u7528exec\u7cfb\u5217\u51fd\u6570\u8fdb\u884c\u8fdb\u7a0b\u7a0b\u5e8f\u66ff\u6362，\u4f46\u670d\u52a1\u5668\u521b\u5efa\u7684\u65b0\u7ebf\u7a0b\u4e0e\u670d\u52a1\u5668\u8fdb\u7a0b\u4f7f\u7528\u7684\u662f\u540c\u4e00\u4e2a\u8fdb\u7a0b\u5730\u5740\u7a7a\u95f4，\u5982\u679c\u76f4\u63a5\u8ba9\u65b0\u7ebf\u7a0b\u8c03\u7528exec\u7cfb\u5217\u51fd\u6570\u8fdb\u884c\u8fdb\u7a0b\u7a0b\u5e8f\u66ff\u6362，\u6b64\u65f6\u670d\u52a1\u5668\u8fdb\u7a0b\u7684\u4ee3\u7801\u548c\u6570\u636e\u5c31\u4f1a\u76f4\u63a5\u88ab\u66ff\u6362\u6389，\u76f8\u5f53\u4e8eHTTP\u670d\u52a1\u5668\u5728\u6267\u884c\u4e00\u6b21CGI\u7a0b\u5e8f\u540e\u5c31\u76f4\u63a5\u9000\u51fa\u4e86，\u8fd9\u80af\u5b9a\u662f\u4e0d\u5408\u7406\u7684\u3002\u56e0\u6b64\u65b0\u7ebf\u7a0b\u9700\u8981\u5148\u8c03\u7528fork\u51fd\u6570\u521b\u5efa\u5b50\u8fdb\u7a0b，\u7136\u540e\u8ba9\u5b50\u8fdb\u7a0b\u8c03\u7528exec\u7cfb\u5217\u51fd\u6570\u8fdb\u884c\u8fdb\u7a0b\u7a0b\u5e8f\u66ff\u6362\u3002<\/p>\n
\u4e8c\u3001\u5b8c\u6210\u7ba1\u9053\u901a\u4fe1\u4fe1\u9053\u7684\u5efa\u7acb<\/p>\n
\u2003\u2003\u8c03\u7528CGI\u7a0b\u5e8f\u7684\u76ee\u7684\u662f\u4e3a\u4e86\u8ba9\u5176\u8fdb\u884c\u6570\u636e\u5904\u7406，\u56e0\u6b64\u6211\u4eec\u9700\u8981\u901a\u8fc7\u67d0\u79cd\u65b9\u5f0f\u5c06\u6570\u636e\u4ea4\u7ed9CGI\u7a0b\u5e8f，\u5e76\u4e14\u8fd8\u8981\u80fd\u591f\u83b7\u53d6\u5230CGI\u7a0b\u5e8f\u5904\u7406\u6570\u636e\u540e\u7684\u7ed3\u679c，\u4e5f\u5c31\u662f\u9700\u8981\u8fdb\u884c\u8fdb\u7a0b\u95f4\u901a\u4fe1\u3002\u56e0\u4e3a\u8fd9\u91cc\u7684\u670d\u52a1\u5668\u8fdb\u7a0b\u548cCGI\u8fdb\u7a0b\u662f\u7236\u5b50\u8fdb\u7a0b，\u56e0\u6b64\u4f18\u5148\u9009\u62e9\u4f7f\u7528\u533f\u540d\u7ba1\u9053\u3002<\/p>\n
\u2003\u2003\u7531\u4e8e\u7236\u8fdb\u7a0b\u4e0d\u4ec5\u9700\u8981\u5c06\u6570\u636e\u4ea4\u7ed9\u5b50\u8fdb\u7a0b，\u8fd8\u9700\u8981\u4ece\u5b50\u8fdb\u7a0b\u90a3\u91cc\u83b7\u53d6\u6570\u636e\u5904\u7406\u7684\u7ed3\u679c，\u800c\u7ba1\u9053\u662f\u534a\u53cc\u5de5\u901a\u4fe1\u7684，\u4e3a\u4e86\u5b9e\u73b0\u53cc\u5411\u901a\u4fe1\u4e8e\u662f\u9700\u8981\u501f\u52a9\u4e24\u4e2a\u533f\u540d\u7ba1\u9053，\u56e0\u6b64\u5728\u521b\u5efa\u8c03\u7528fork\u5b50\u8fdb\u7a0b\u4e4b\u524d\u9700\u8981\u5148\u521b\u5efa\u4e24\u4e2a\u533f\u540d\u7ba1\u9053，\u5728\u521b\u5efa\u5b50\u8fdb\u7a0b\u540e\u8fd8\u9700\u8981\u7236\u5b50\u8fdb\u7a0b\u5206\u522b\u5173\u95ed\u4e24\u4e2a\u7ba1\u9053\u5bf9\u5e94\u7684\u8bfb\u5199\u7aef\u3002<\/p>\n
\u4e09\u3001\u5b8c\u6210\u91cd\u5b9a\u5411\u76f8\u5173\u7684\u8bbe\u7f6e<\/p>\n
\u2003\u2003\u521b\u5efa\u7528\u4e8e\u7236\u5b50\u8fdb\u7a0b\u95f4\u901a\u4fe1\u7684\u4e24\u4e2a\u533f\u540d\u7ba1\u9053\u65f6，\u7236\u5b50\u8fdb\u7a0b\u90fd\u662f\u5404\u81ea\u7528\u4e24\u4e2a\u53d8\u91cf\u6765\u8bb0\u5f55\u7ba1\u9053\u5bf9\u5e94\u8bfb\u5199\u7aef\u7684\u6587\u4ef6\u63cf\u8ff0\u7b26\u7684，\u4f46\u662f\u5bf9\u4e8e\u5b50\u8fdb\u7a0b\u6765\u8bf4，\u5f53\u5b50\u8fdb\u7a0b\u8c03\u7528exec\u7cfb\u5217\u51fd\u6570\u8fdb\u884c\u7a0b\u5e8f\u66ff\u6362\u540e，\u5b50\u8fdb\u7a0b\u7684\u4ee3\u7801\u548c\u6570\u636e\u5c31\u88ab\u66ff\u6362\u6210\u4e86\u76ee\u6807CGI\u7a0b\u5e8f\u7684\u4ee3\u7801\u548c\u6570\u636e，\u8fd9\u4e5f\u5c31\u610f\u5473\u7740\u88ab\u66ff\u6362\u540e\u7684CGI\u7a0b\u5e8f\u65e0\u6cd5\u5f97\u77e5\u7ba1\u9053\u5bf9\u5e94\u7684\u8bfb\u5199\u7aef，\u8fd9\u6837\u7236\u5b50\u8fdb\u7a0b\u4e4b\u95f4\u4e5f\u5c31\u65e0\u6cd5\u8fdb\u884c\u901a\u4fe1\u4e86\u3002<\/p>\n
\u2003\u2003\u9700\u8981\u6ce8\u610f\u7684\u662f，\u8fdb\u7a0b\u7a0b\u5e8f\u66ff\u6362\u53ea\u66ff\u6362\u5bf9\u5e94\u8fdb\u7a0b\u7684\u4ee3\u7801\u548c\u6570\u636e，\u800c\u5bf9\u4e8e\u8fdb\u7a0b\u7684\u8fdb\u7a0b\u63a7\u5236\u5757\u3001\u9875\u8868\u3001\u6253\u5f00\u7684\u6587\u4ef6\u7b49\u5185\u6838\u6570\u636e\u7ed3\u6784\u662f\u4e0d\u505a\u4efb\u4f55\u66ff\u6362\u7684\u3002\u56e0\u6b64\u5b50\u8fdb\u7a0b\u8fdb\u884c\u8fdb\u7a0b\u7a0b\u5e8f\u66ff\u6362\u540e，\u5e95\u5c42\u521b\u5efa\u7684\u4e24\u4e2a\u533f\u540d\u7ba1\u9053\u4ecd\u7136\u5b58\u5728，\u53ea\u4e0d\u8fc7\u88ab\u66ff\u6362\u540e\u7684CGI\u7a0b\u5e8f\u4e0d\u77e5\u9053\u8fd9\u4e24\u4e2a\u7ba1\u9053\u5bf9\u5e94\u7684\u6587\u4ef6\u63cf\u8ff0\u7b26\u7f62\u4e86\u3002<\/p>\n
\u2003\u2003\u8fd9\u65f6\u6211\u4eec\u53ef\u4ee5\u505a\u4e00\u4e2a\u7ea6\u5b9a：\u88ab\u66ff\u6362\u540e\u7684CGI\u7a0b\u5e8f，\u4ece\u6807\u51c6\u8f93\u5165\u8bfb\u53d6\u6570\u636e\u7b49\u4ef7\u4e8e\u4ece\u7ba1\u9053\u8bfb\u53d6\u6570\u636e，\u5411\u6807\u51c6\u8f93\u51fa\u5199\u5165\u6570\u636e\u7b49\u4ef7\u4e8e\u5411\u7ba1\u9053\u5199\u5165\u6570\u636e\u3002\u8fd9\u6837\u4e00\u6765，\u6240\u6709\u7684CGI\u7a0b\u5e8f\u90fd\u4e0d\u9700\u8981\u5f97\u77e5\u7ba1\u9053\u5bf9\u5e94\u7684\u6587\u4ef6\u63cf\u8ff0\u7b26\u4e86，\u5f53\u9700\u8981\u8bfb\u53d6\u6570\u636e\u65f6\u76f4\u63a5\u4ece\u6807\u51c6\u8f93\u5165\u4e2d\u8fdb\u884c\u8bfb\u53d6，\u800c\u6570\u636e\u5904\u7406\u7684\u7ed3\u679c\u5c31\u76f4\u63a5\u5199\u5165\u6807\u51c6\u8f93\u51fa\u5c31\u884c\u4e86\u3002<\/p>\n
\u2003\u2003\u5f53\u7136，\u8fd9\u4e2a\u7ea6\u5b9a\u5e76\u4e0d\u662f\u4f60\u8bf4\u6709\u5c31\u6709\u7684，\u8981\u5b9e\u73b0\u8fd9\u4e2a\u7ea6\u5b9a\u9700\u8981\u5728\u5b50\u8fdb\u7a0b\u88ab\u66ff\u6362\u4e4b\u524d\u8fdb\u884c\u91cd\u5b9a\u5411，\u5c060\u53f7\u6587\u4ef6\u63cf\u8ff0\u7b26\u91cd\u5b9a\u5411\u5230\u5bf9\u5e94\u7ba1\u9053\u7684\u8bfb\u7aef，\u5c061\u53f7\u6587\u4ef6\u63cf\u8ff0\u7b26\u91cd\u5b9a\u5411\u5230\u5bf9\u5e94\u7ba1\u9053\u7684\u5199\u7aef\u3002<\/p>\n
\u4ee5\u4e0b\u662f\u6267\u884cCGI\u7a0b\u5e8f\u65f6\u7684\u4e00\u822c\u6b65\u9aa4：<\/p>\n
\u65b0\u7ebf\u7a0b\u7684\u521b\u5efa：\u670d\u52a1\u5668\u63a5\u6536\u5230HTTP\u8bf7\u6c42\u540e，\u521b\u5efa\u4e00\u4e2a\u65b0\u7684\u7ebf\u7a0b\u6765\u5904\u7406\u8fd9\u4e2a\u8bf7\u6c42\u3002<\/p>\n<\/li>\n
\u7ebf\u7a0b\u6267\u884cCGI：\u8fd9\u4e2a\u65b0\u7ebf\u7a0b\u8d1f\u8d23\u8c03\u7528CGI\u7a0b\u5e8f\u3002\u4f46\u662f，\u7531\u4e8eCGI\u7a0b\u5e8f\u53ef\u80fd\u9700\u8981\u6267\u884c\u6587\u4ef6\u4e0a\u4f20\u3001\u6570\u636e\u5e93\u64cd\u4f5c\u6216\u5176\u4ed6\u9700\u8981\u72ec\u7acb\u5730\u5740\u7a7a\u95f4\u7684\u64cd\u4f5c，\u76f4\u63a5\u5728\u8be5\u7ebf\u7a0b\u4e2d\u6267\u884cCGI\u7a0b\u5e8f\u53ef\u80fd\u4f1a\u5e26\u6765\u5b89\u5168\u548c\u7a33\u5b9a\u6027\u98ce\u9669\u3002<\/p>\n<\/li>\n
\u5b50\u8fdb\u7a0b\u7684\u521b\u5efa：\u4e3a\u4e86\u907f\u514d\u8fd9\u4e9b\u95ee\u9898，\u65b0\u7ebf\u7a0b\u901a\u5e38\u4f1a\u4f7f\u7528 fork() \u7cfb\u7edf\u8c03\u7528\u6765\u521b\u5efa\u4e00\u4e2a\u5b50\u8fdb\u7a0b\u3002\u8fd9\u4e2a\u5b50\u8fdb\u7a0b\u62e5\u6709\u7236\u8fdb\u7a0b（\u5373\u670d\u52a1\u5668\u8fdb\u7a0b）\u7684\u5730\u5740\u7a7a\u95f4\u7684\u526f\u672c\u3002<\/p>\n<\/li>\n
\u8fdb\u7a0b\u5730\u5740\u7a7a\u95f4\u66ff\u6362：\u5728\u5b50\u8fdb\u7a0b\u4e2d，\u7ebf\u7a0b\u53ef\u4ee5\u5b89\u5168\u5730\u8c03\u7528 exec() \u7cfb\u5217\u51fd\u6570（\u5982 execl(), execv(), execp() \u7b49）\u3002exec() \u7cfb\u5217\u51fd\u6570\u4f1a\u66ff\u6362\u5b50\u8fdb\u7a0b\u7684\u6574\u4e2a\u5730\u5740\u7a7a\u95f4，\u5305\u62ec\u4ee3\u7801\u6bb5\u3001\u6570\u636e\u6bb5\u548c\u5806\u6808，\u52a0\u8f7d\u5e76\u6267\u884c\u65b0\u7684CGI\u7a0b\u5e8f\u3002<\/p>\n<\/li>\n
CGI\u7a0b\u5e8f\u6267\u884c：\u6b64\u65f6，CGI\u7a0b\u5e8f\u5728\u5b50\u8fdb\u7a0b\u4e2d\u8fd0\u884c，\u4e0e\u670d\u52a1\u5668\u8fdb\u7a0b（\u7236\u8fdb\u7a0b）\u9694\u79bb\u3002\u8fd9\u6837，\u5373\u4f7fCGI\u7a0b\u5e8f\u51fa\u73b0\u95ee\u9898，\u4e5f\u4e0d\u4f1a\u5f71\u54cd\u5230\u670d\u52a1\u5668\u7684\u6b63\u5e38\u8fd0\u884c\u3002<\/p>\n<\/li>\n
\u7ed3\u679c\u8fd4\u56de：CGI\u7a0b\u5e8f\u6267\u884c\u5b8c\u6210\u540e，\u4f1a\u5c06\u7ed3\u679c（\u5982HTML\u9875\u9762\u3001\u56fe\u7247\u7b49）\u53d1\u9001\u56de\u670d\u52a1\u5668\u8fdb\u7a0b，\u7136\u540e\u9000\u51fa\u3002\u670d\u52a1\u5668\u8fdb\u7a0b\u518d\u5c06\u8fd9\u4e9b\u7ed3\u679c\u53d1\u9001\u7ed9\u5ba2\u6237\u7aef\u3002<\/p>\n<\/li>\n
\u8d44\u6e90\u6e05\u7406：\u670d\u52a1\u5668\u8fdb\u7a0b\u8d1f\u8d23\u6e05\u7406\u5b50\u8fdb\u7a0b\u4f7f\u7528\u7684\u8d44\u6e90，\u5e76\u7b49\u5f85\u5176\u4ed6\u7ebf\u7a0b\u6216\u5b50\u8fdb\u7a0b\u5b8c\u6210\u5de5\u4f5c\u3002<\/p>\n<\/li>\n
\u4ee5\u4e0b\u662f\u8fdb\u7a0b\u5730\u5740\u7a7a\u95f4\u66ff\u6362\u7684\u4e00\u822c\u6b65\u9aa4：<\/p>\n
\u8c03\u7528 exec() \u51fd\u6570： \u4f7f\u7528 exec() \u7cfb\u5217\u51fd\u6570\u4e4b\u4e00\u6765\u66ff\u6362\u5f53\u524d\u8fdb\u7a0b\u7684\u5730\u5740\u7a7a\u95f4\u3002\u8fd9\u4e9b\u51fd\u6570\u5305\u62ec execl(), execv(), execle(), execve(), execlp() \u548c execvp() \u7b49\u53d8\u4f53\u3002<\/p>\n<\/li>\n
\u53c2\u6570\u4f20\u9012： exec() \u51fd\u6570\u9700\u8981\u81f3\u5c11\u4e00\u4e2a\u53c2\u6570，\u5373\u65b0\u7a0b\u5e8f\u7684\u8def\u5f84\u3002\u5176\u4ed6\u53c2\u6570\u53ef\u4ee5\u4f20\u9012\u7ed9\u65b0\u7a0b\u5e8f\u7684 argv（\u53c2\u6570\u5217\u8868），\u5305\u62ec\u7a0b\u5e8f\u7684\u547d\u4ee4\u884c\u53c2\u6570\u3002<\/p>\n<\/li>\n
\u52a0\u8f7d\u65b0\u7a0b\u5e8f： exec() \u51fd\u6570\u5c06\u52a0\u8f7d\u6307\u5b9a\u8def\u5f84\u7684\u65b0\u7a0b\u5e8f\u5230\u5f53\u524d\u8fdb\u7a0b\u7684\u5730\u5740\u7a7a\u95f4\u4e2d\u3002\u8fd9\u5305\u62ec\u7a0b\u5e8f\u7684\u4ee3\u7801\u6bb5\u3001\u6570\u636e\u6bb5\u3001\u5806\u6808\u7b49\u3002<\/p>\n<\/li>\n
\u66ff\u6362\u5730\u5740\u7a7a\u95f4： \u5f53\u524d\u8fdb\u7a0b\u7684\u4ee3\u7801\u548c\u6570\u636e\u5c06\u88ab\u65b0\u7a0b\u5e8f\u7684\u4ee3\u7801\u548c\u6570\u636e\u66ff\u6362\u3002\u65b0\u7a0b\u5e8f\u7684\u4ee3\u7801\u5c06\u5f00\u59cb\u6267\u884c，\u800c\u65e7\u7a0b\u5e8f\u7684\u6267\u884c\u5c06\u88ab\u5b8c\u5168\u4e2d\u65ad\u3002<\/p>\n<\/li>\n
\u5f00\u59cb\u65b0\u7a0b\u5e8f\u7684\u6267\u884c： \u4e00\u65e6\u65b0\u7a0b\u5e8f\u52a0\u8f7d\u5b8c\u6210，\u5b83\u5c06\u5f00\u59cb\u6267\u884c\u5176 main() \u51fd\u6570，\u5c31\u50cf\u76f4\u63a5\u4ece\u547d\u4ee4\u884c\u542f\u52a8\u4e00\u6837\u3002<\/p>\n<\/li>\n
\u73af\u5883\u53d8\u91cf： \u65b0\u7a0b\u5e8f\u5c06\u7ee7\u627f\u7236\u8fdb\u7a0b\u7684\u73af\u5883\u53d8\u91cf，\u9664\u975e exec() \u8c03\u7528\u4e2d\u6307\u5b9a\u4e86\u65b0\u7684\u73af\u5883\u8bbe\u7f6e\u3002<\/p>\n<\/li>\n
\u6587\u4ef6\u63cf\u8ff0\u7b26： \u65b0\u7a0b\u5e8f\u5c06\u7ee7\u627f\u7236\u8fdb\u7a0b\u6253\u5f00\u7684\u6587\u4ef6\u63cf\u8ff0\u7b26，\u9664\u975e exec() \u8c03\u7528\u4e2d\u6307\u5b9a\u4e86\u4e0d\u7ee7\u627f\u3002<\/p>\n<\/li>\n
\u8fd4\u56de\u503c： exec() \u51fd\u6570\u4e00\u65e6\u6267\u884c，\u901a\u5e38\u4e0d\u4f1a\u8fd4\u56de\u3002\u5982\u679c exec() \u8c03\u7528\u6210\u529f，\u5b83\u5c06\u5728\u65b0\u7a0b\u5e8f\u7684\u4e0a\u4e0b\u6587\u4e2d\u6267\u884c，\u6c38\u8fdc\u4e0d\u4f1a\u8fd4\u56de\u5230\u8c03\u7528 exec() \u7684\u8fdb\u7a0b\u3002\u5982\u679c exec() \u8c03\u7528\u5931\u8d25，\u5b83\u5c06\u8fd4\u56de -1，\u5e76\u8bbe\u7f6e\u5168\u5c40\u53d8\u91cf errno \u4ee5\u6307\u793a\u9519\u8bef\u3002<\/p>\n<\/li>\n
\u4ee5\u4e0b\u662f\u4e00\u4e2a\u7b80\u5355\u7684 exec() \u51fd\u6570\u4f7f\u7528\u793a\u4f8b：<\/p>\n
#include <cstdlib>
\n#include <iostream>
\n#include <cstring>
\n#include <vector><\/p>\n
int main() {
\n \/\/ \u5b9a\u4e49\u8981\u6267\u884c\u7684\u7a0b\u5e8f\u540d\u79f0\u548c\u53c2\u6570
\n const char* program = "\/bin\/ls";
\n std::vector<const char*> args = {
\n "ls", \/\/ \u7a0b\u5e8f\u540d，\u5bf9\u4e8e execvp \u6765\u8bf4，\u8fd9\u5e94\u8be5\u4e0e program \u76f8\u540c
\n "-l", \/\/ \u4ee5\u957f\u5217\u8868\u683c\u5f0f\u663e\u793a\u6587\u4ef6
\n "-a", \/\/ \u663e\u793a\u6240\u6709\u6587\u4ef6，\u5305\u62ec\u4ee5\u70b9\u5f00\u5934\u7684\u9690\u85cf\u6587\u4ef6
\n nullptr \/\/ \u53c2\u6570\u5217\u8868\u7684\u7ed3\u675f\u6807\u5fd7
\n };<\/p>\n
\/\/ \u4f7f\u7528 execvp() \u6267\u884c\u7a0b\u5e8f
\n execvp(program, const_cast<char**>(args.data()));<\/p>\n
\/\/ \u5982\u679c execvp() \u5931\u8d25，\u5c06\u6253\u5370\u9519\u8bef\u4fe1\u606f\u5e76\u8fd4\u56de
\n std::cerr << "execvp failed: " << strerror(errno) << std::endl;
\n return 1;
\n} <\/p>\n
\u5728\u8fd9\u4e2a\u793a\u4f8b\u4e2d：<\/p>\n
\u2003\u2003\u8fd9\u65f6\u7236\u5b50\u8fdb\u7a0b\u5df2\u7ecf\u80fd\u591f\u901a\u8fc7\u4e24\u4e2a\u533f\u540d\u7ba1\u9053\u8fdb\u884c\u901a\u4fe1\u4e86，\u63a5\u4e0b\u6765\u5c31\u5e94\u8be5\u8ba8\u8bba\u7236\u8fdb\u7a0b\u5982\u4f55\u5c06\u6570\u636e\u4ea4\u7ed9CGI\u7a0b\u5e8f，\u4ee5\u53caCGI\u7a0b\u5e8f\u5982\u4f55\u5c06\u6570\u636e\u5904\u7406\u7ed3\u679c\u4ea4\u7ed9\u7236\u8fdb\u7a0b\u4e86\u3002<\/p>\n
\u7236\u8fdb\u7a0b\u5c06\u6570\u636e\u4ea4\u7ed9CGI\u7a0b\u5e8f：<\/p>\n
\u5982\u679c\u8bf7\u6c42\u65b9\u6cd5\u4e3aGET\u65b9\u6cd5，\u90a3\u4e48\u7528\u6237\u662f\u901a\u8fc7URL\u4f20\u9012\u53c2\u6570\u7684，\u6b64\u65f6\u53ef\u4ee5\u5728\u5b50\u8fdb\u7a0b\u8fdb\u884c\u8fdb\u7a0b\u7a0b\u5e8f\u66ff\u6362\u4e4b\u524d，\u901a\u8fc7putenv\u51fd\u6570\u5c06\u53c2\u6570\u5bfc\u5165\u73af\u5883\u53d8\u91cf，\u7531\u4e8e\u73af\u5883\u53d8\u91cf\u4e5f\u4e0d\u53d7\u8fdb\u7a0b\u7a0b\u5e8f\u66ff\u6362\u7684\u5f71\u54cd，\u56e0\u6b64\u88ab\u66ff\u6362\u540e\u7684CGI\u7a0b\u5e8f\u5c31\u53ef\u4ee5\u901a\u8fc7getenv\u51fd\u6570\u6765\u83b7\u53d6\u5bf9\u5e94\u7684\u53c2\u6570\u3002 \u5982\u679c\u8bf7\u6c42\u65b9\u6cd5\u4e3aPOST\u65b9\u6cd5，\u90a3\u4e48\u7528\u6237\u662f\u901a\u8fc7\u8bf7\u6c42\u6b63\u6587\u4f20\u53c2\u7684，\u6b64\u65f6\u7236\u8fdb\u7a0b\u76f4\u63a5\u5c06\u8bf7\u6c42\u6b63\u6587\u4e2d\u7684\u6570\u636e\u5199\u5165\u7ba1\u9053\u4f20\u9012\u7ed9CGI\u7a0b\u5e8f\u5373\u53ef，\u4f46\u662f\u4e3a\u4e86\u8ba9CGI\u7a0b\u5e8f\u77e5\u9053\u5e94\u8be5\u4ece\u7ba1\u9053\u8bfb\u53d6\u591a\u5c11\u4e2a\u53c2\u6570，\u7236\u8fdb\u7a0b\u8fd8\u9700\u8981\u901a\u8fc7putenv\u51fd\u6570\u5c06\u8bf7\u6c42\u6b63\u6587\u7684\u957f\u5ea6\u5bfc\u5165\u73af\u5883\u53d8\u91cf\u3002 \u8bf4\u660e\u4e00\u4e0b： \u8bf7\u6c42\u6b63\u6587\u957f\u5ea6\u3001URL\u4f20\u9012\u7684\u53c2\u6570\u4ee5\u53ca\u8bf7\u6c42\u65b9\u6cd5\u90fd\u6bd4\u8f83\u77ed，\u901a\u8fc7\u5199\u5165\u7ba1\u9053\u6765\u4f20\u9012\u4f1a\u5bfc\u81f4\u6548\u7387\u964d\u4f4e，\u56e0\u6b64\u9009\u62e9\u901a\u8fc7\u5bfc\u5165\u73af\u5883\u53d8\u91cf\u7684\u65b9\u5f0f\u6765\u4f20\u9012\u3002<\/p>\n
\u2003\u2003\u4e5f\u5c31\u662f\u8bf4，\u4f7f\u7528CGI\u6a21\u5f0f\u65f6\u5982\u679c\u8bf7\u6c42\u65b9\u6cd5\u4e3aPOST\u65b9\u6cd5，\u90a3\u4e48CGI\u7a0b\u5e8f\u9700\u8981\u4ece\u7ba1\u9053\u8bfb\u53d6\u7236\u8fdb\u7a0b\u4f20\u9012\u8fc7\u6765\u7684\u6570\u636e，\u5982\u679c\u8bf7\u6c42\u65b9\u6cd5\u4e3aGET\u65b9\u6cd5，\u90a3\u4e48CGI\u7a0b\u5e8f\u9700\u8981\u4ece\u73af\u5883\u53d8\u91cf\u4e2d\u83b7\u53d6\u7236\u8fdb\u7a0b\u4f20\u9012\u8fc7\u6765\u7684\u6570\u636e\u3002<\/p>\n
\u2003\u2003\u4f46\u88ab\u66ff\u6362\u540e\u7684CGI\u7a0b\u5e8f\u5b9e\u9645\u5e76\u4e0d\u77e5\u9053\u672c\u6b21HTTP\u8bf7\u6c42\u6240\u5bf9\u5e94\u7684\u8bf7\u6c42\u65b9\u6cd5，\u56e0\u6b64\u5728\u5b50\u8fdb\u7a0b\u5728\u8fdb\u884c\u8fdb\u7a0b\u7a0b\u5e8f\u66ff\u6362\u4e4b\u524d，\u8fd8\u9700\u8981\u901a\u8fc7putenv\u51fd\u6570\u5c06\u672c\u6b21HTTP\u8bf7\u6c42\u6240\u5bf9\u5e94\u7684\u8bf7\u6c42\u65b9\u6cd5\u4e5f\u5bfc\u5165\u73af\u5883\u53d8\u91cf\u3002\u56e0\u6b64CGI\u7a0b\u5e8f\u542f\u52a8\u540e，\u9996\u5148\u9700\u8981\u5148\u901a\u8fc7\u73af\u5883\u53d8\u91cf\u5f97\u77e5\u672c\u6b21HTTP\u8bf7\u6c42\u6240\u5bf9\u5e94\u7684\u8bf7\u6c42\u65b9\u6cd5，\u7136\u540e\u518d\u6839\u636e\u8bf7\u6c42\u65b9\u6cd5\u5bf9\u5e94\u4ece\u7ba1\u9053\u6216\u73af\u5883\u53d8\u91cf\u4e2d\u83b7\u53d6\u7236\u8fdb\u7a0b\u4f20\u9012\u8fc7\u6765\u7684\u6570\u636e\u3002<\/p>\n
\u2003\u2003CGI\u7a0b\u5e8f\u8bfb\u53d6\u5230\u7236\u8fdb\u7a0b\u4f20\u9012\u8fc7\u6765\u7684\u6570\u636e\u540e，\u5c31\u53ef\u4ee5\u8fdb\u884c\u5bf9\u5e94\u7684\u6570\u636e\u5904\u7406\u4e86，\u6700\u7ec8\u5c06\u6570\u636e\u5904\u7406\u7ed3\u679c\u5199\u5165\u5230\u7ba1\u9053\u4e2d，\u6b64\u65f6\u7236\u8fdb\u7a0b\u5c31\u53ef\u4ee5\u4ece\u7ba1\u9053\u4e2d\u8bfb\u53d6CGI\u7a0b\u5e8f\u7684\u5904\u7406\u7ed3\u679c\u4e86\u3002<\/p>\n
![\"\"](\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/04\/20250418113809-680239a165803.png\")
<\/p>\n
\u5904\u7406HTTP\u8bf7\u6c42\u7684\u6b65\u9aa4\u5982\u4e0b：<\/p>\n
\u5224\u65ad\u8bf7\u6c42\u65b9\u6cd5\u662fGET\u65b9\u6cd5\u8fd8\u662fPOST\u65b9\u6cd5，\u5982\u679c\u662fGET\u65b9\u6cd5\u5e26\u53c2\u6216POST\u65b9\u6cd5\u5219\u8fdb\u884cCGI\u5904\u7406，\u5982\u679c\u662fGET\u65b9\u6cd5\u4e0d\u5e26\u53c2\u5219\u8fdb\u884c\u975eCGI\u5904\u7406\u3002 \u975eCGI\u5904\u7406\u5c31\u662f\u76f4\u63a5\u6839\u636e\u7528\u6237\u8bf7\u6c42\u7684\u8d44\u6e90\u6784\u5efaHTTP\u54cd\u5e94\u8fd4\u56de\u7ed9\u6d4f\u89c8\u5668\u3002 CGI\u5904\u7406\u5c31\u662f\u901a\u8fc7\u521b\u5efa\u5b50\u8fdb\u7a0b\u8fdb\u884c\u7a0b\u5e8f\u66ff\u6362\u7684\u65b9\u5f0f\u6765\u8c03\u7528CGI\u7a0b\u5e8f，\u901a\u8fc7\u521b\u5efa\u533f\u540d\u7ba1\u9053\u3001\u91cd\u5b9a\u5411\u3001\u5bfc\u5165\u73af\u5883\u53d8\u91cf\u7684\u65b9\u5f0f\u6765\u4e0eCGI\u7a0b\u5e8f\u8fdb\u884c\u6570\u636e\u901a\u4fe1，\u6700\u7ec8\u6839\u636eCGI\u7a0b\u5e8f\u7684\u5904\u7406\u7ed3\u679c\u6784\u5efaHTTP\u54cd\u5e94\u8fd4\u56de\u7ed9\u6d4f\u89c8\u5668\u3002<\/p>\n
CGI\u673a\u5236\u7684\u610f\u4e49<\/p>\n
CGI\u673a\u5236\u5c31\u662f\u8ba9\u670d\u52a1\u5668\u5c06\u83b7\u53d6\u5230\u7684\u6570\u636e\u4ea4\u7ed9\u5bf9\u5e94\u7684CGI\u7a0b\u5e8f\u8fdb\u884c\u5904\u7406，\u7136\u540e\u5c06CGI\u7a0b\u5e8f\u7684\u5904\u7406\u7ed3\u679c\u8fd4\u56de\u7ed9\u5ba2\u6237\u7aef，\u8fd9\u663e\u7136\u8ba9\u670d\u52a1\u5668\u903b\u8f91\u548c\u4e1a\u52a1\u903b\u8f91\u8fdb\u884c\u4e86\u89e3\u8026，\u8ba9\u670d\u52a1\u5668\u548c\u4e1a\u52a1\u7a0b\u5e8f\u53ef\u4ee5\u5404\u53f8\u5176\u804c\u3002 \u00a0CGI\u673a\u5236\u4f7f\u5f97\u6d4f\u89c8\u5668\u8f93\u5165\u7684\u6570\u636e\u6700\u7ec8\u4ea4\u7ed9\u4e86CGI\u7a0b\u5e8f，\u800cCGI\u7a0b\u5e8f\u8f93\u51fa\u7684\u7ed3\u679c\u6700\u7ec8\u4ea4\u7ed9\u4e86\u6d4f\u89c8\u5668\u3002\u8fd9\u4e5f\u5c31\u610f\u5473\u7740CGI\u7a0b\u5e8f\u7684\u5f00\u53d1\u8005，\u53ef\u4ee5\u5b8c\u5168\u5ffd\u7565\u4e2d\u95f4\u670d\u52a1\u5668\u7684\u5904\u7406\u903b\u8f91，\u76f8\u5f53\u4e8eCGI\u7a0b\u5e8f\u4ece\u6807\u51c6\u8f93\u5165\u5c31\u80fd\u8bfb\u53d6\u5230\u6d4f\u89c8\u5668\u8f93\u5165\u7684\u5185\u5bb9，CGI\u7a0b\u5e8f\u5199\u5165\u6807\u51c6\u8f93\u51fa\u7684\u6570\u636e\u6700\u7ec8\u5c31\u80fd\u8f93\u51fa\u5230\u6d4f\u89c8\u5668\u3002<\/p>\n
\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u670d\u52a1\u5668\u5728\u8fd0\u4f5c\u65f6\u4f1a\u4ea7\u751f\u4e00\u4e9b\u65e5\u5fd7，\u8fd9\u4e9b\u65e5\u5fd7\u4f1a\u8bb0\u5f55\u4e0b\u670d\u52a1\u5668\u8fd0\u884c\u8fc7\u7a0b\u4e2d\u4ea7\u751f\u7684\u4e00\u4e9b\u4e8b\u4ef6\u3002<\/p>\n
\u65e5\u5fd7\u683c\u5f0f<\/p>\n
\u672c\u9879\u76ee\u4e2d\u7684\u65e5\u5fd7\u683c\u5f0f\u5982\u4e0b：<\/p>\n
![\"\"](\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/04\/20250418113809-680239a1a9e84.png\")
<\/p>\n
\u65e5\u5fd7\u8bf4\u660e：<\/p>\n
\u65e5\u5fd7\u7ea7\u522b\u8bf4\u660e：<\/p>\n
INFO： \u8868\u793a\u6b63\u5e38\u7684\u65e5\u5fd7\u8f93\u51fa，\u4e00\u5207\u6309\u9884\u671f\u8fd0\u884c\u3002 WARNING： \u8868\u793a\u8b66\u544a，\u8be5\u4e8b\u4ef6\u4e0d\u5f71\u54cd\u670d\u52a1\u5668\u8fd0\u884c，\u4f46\u5b58\u5728\u98ce\u9669\u3002 ERROR： \u8868\u793a\u53d1\u751f\u4e86\u67d0\u79cd\u9519\u8bef，\u4f46\u8be5\u4e8b\u4ef6\u4e0d\u5f71\u54cd\u670d\u52a1\u5668\u7ee7\u7eed\u8fd0\u884c\u3002 FATAL： \u8868\u793a\u53d1\u751f\u4e86\u81f4\u547d\u7684\u9519\u8bef，\u8be5\u4e8b\u4ef6\u5c06\u5bfc\u81f4\u670d\u52a1\u5668\u505c\u6b62\u8fd0\u884c\u3002\u65e5\u5fd7\u51fd\u6570\u7f16\u5199<\/p>\n
\u2003\u2003\u6211\u4eec\u53ef\u4ee5\u9488\u5bf9\u65e5\u5fd7\u7f16\u5199\u4e00\u4e2a\u8f93\u51fa\u65e5\u5fd7\u7684Log\u51fd\u6570，\u8be5\u51fd\u6570\u7684\u53c2\u6570\u5c31\u5305\u62ec\u65e5\u5fd7\u7ea7\u522b\u3001\u65e5\u5fd7\u4fe1\u606f\u3001\u9519\u8bef\u6587\u4ef6\u540d\u79f0\u3001\u9519\u8bef\u7684\u884c\u6570\u3002\u5982\u4e0b：<\/p>\n
void Log(std::string level, std::string message, std::string file_name, int line)
\n{
\n std::cout<<"["<<level<<"]["<<time(nullptr)<<"]["<<message<<"]["<<file_name<<"]["<<line<<"]"<<std::endl;
\n} <\/p>\n
\u8bf4\u660e\u4e00\u4e0b： \u8c03\u7528time\u51fd\u6570\u65f6\u4f20\u5165nullptr\u5373\u53ef\u83b7\u53d6\u5f53\u524d\u7684\u65f6\u95f4\u6233，\u56e0\u6b64\u8c03\u7528Log\u51fd\u6570\u65f6\u4e0d\u5fc5\u4f20\u5165\u65f6\u95f4\u6233\u3002<\/p>\n
\u6587\u4ef6\u540d\u79f0\u548c\u884c\u6570\u7684\u95ee\u9898<\/p>\n
\u2003\u2003\u901a\u8fc7C\u8bed\u8a00\u4e2d\u7684\u9884\u5b9a\u4e49\u7b26\u53f7__FILE__\u548c__LINE__，\u5206\u522b\u53ef\u4ee5\u83b7\u53d6\u5f53\u524d\u6587\u4ef6\u7684\u540d\u79f0\u548c\u5f53\u524d\u7684\u884c\u6570，\u4f46\u6700\u597d\u5728\u8c03\u7528Log\u51fd\u6570\u65f6\u4e0d\u7528\u8c03\u7528\u8005\u663e\u793a\u7684\u4f20\u5165__FILE__\u548c__LINE__，\u56e0\u4e3a\u6bcf\u6b21\u8c03\u7528Log\u51fd\u6570\u65f6\u4f20\u5165\u7684\u8fd9\u4e24\u4e2a\u53c2\u6570\u90fd\u662f\u56fa\u5b9a\u7684\u3002<\/p>\n
\u2003\u2003\u9700\u8981\u6ce8\u610f\u7684\u662f，\u4e0d\u80fd\u5c06__FILE__\u548c__LINE__\u8bbe\u7f6e\u4e3a\u53c2\u6570\u7684\u7f3a\u7701\u503c，\u56e0\u4e3a\u8fd9\u6837\u6bcf\u6b21\u83b7\u53d6\u5230\u7684\u90fd\u662fLog\u51fd\u6570\u6240\u5728\u7684\u6587\u4ef6\u540d\u79f0\u548c\u6240\u5728\u7684\u884c\u6570\u3002\u800c\u5b8f\u53ef\u4ee5\u5728\u9884\u5904\u7406\u671f\u95f4\u5c06\u4ee3\u7801\u63d2\u5165\u5230\u76ee\u6807\u5730\u70b9，\u56e0\u6b64\u6211\u4eec\u53ef\u4ee5\u5b9a\u4e49\u5982\u4e0b\u5b8f：<\/p>\n
#define LOG(level, message) Log(level, message, __FILE__, __LINE__) \u2003\u540e\u7eed\u9700\u8981\u6253\u5370\u65e5\u5fd7\u7684\u65f6\u5019\u5c31\u76f4\u63a5\u8c03\u7528LOG，\u8c03\u7528\u65f6\u53ea\u9700\u8981\u4f20\u5165\u65e5\u5fd7\u7ea7\u522b\u548c\u65e5\u5fd7\u4fe1\u606f，\u5728\u9884\u5904\u7406\u671f\u95f4__FILE__\u548c__LINE__\u5c31\u4f1a\u88ab\u63d2\u5165\u5230\u76ee\u6807\u5730\u70b9，\u8fd9\u65f6\u5c31\u80fd\u83b7\u53d6\u5230\u65e5\u5fd7\u4ea7\u751f\u7684\u6587\u4ef6\u540d\u79f0\u548c\u5bf9\u5e94\u7684\u884c\u6570\u4e86\u3002<\/p>\n
\u65e5\u5fd7\u7ea7\u522b\u4f20\u5165\u95ee\u9898<\/p>\n
\u2003\u2003\u6211\u4eec\u540e\u7eed\u8c03\u7528LOG\u4f20\u5165\u65e5\u5fd7\u7ea7\u522b\u65f6，\u80af\u5b9a\u5e0c\u671b\u4ee5INFO\u3001WARNING\u8fd9\u6837\u7684\u65b9\u5f0f\u4f20\u5165，\u800c\u4e0d\u662f\u4ee5"INFO"\u3001"WARNING"\u8fd9\u6837\u7684\u5f62\u5f0f\u4f20\u5165，\u8fd9\u65f6\u6211\u4eec\u53ef\u4ee5\u5c06\u8fd9\u56db\u4e2a\u65e5\u5fd7\u7ea7\u522b\u5b9a\u4e49\u4e3a\u5b8f，\u7136\u540e\u901a\u8fc7#\u5c06\u5b8f\u53c2\u6570level\u53d8\u6210\u5bf9\u5e94\u7684\u5b57\u7b26\u4e32\u3002\u5982\u4e0b：<\/p>\n
#define INFO \u00a0 \u00a01 #define WARNING 2 #define ERROR \u00a0 3 #define FATAL \u00a0 4 \u00a0 #define LOG(level, message) Log(#level, message, __FILE__, __LINE__) \u6b64\u65f6\u4ee5INFO\u3001WARNING\u7684\u65b9\u5f0f\u4f20\u5165LOG\u7684\u5b8f\u53c2\u6570，\u5c31\u4f1a\u88ab\u8f6c\u6362\u6210\u5bf9\u5e94\u7684\u5b57\u7b26\u4e32\u4f20\u9012\u7ed9Log\u51fd\u6570\u7684level\u53c2\u6570，\u540e\u7eed\u6211\u4eec\u5c31\u53ef\u4ee5\u4ee5\u5982\u4e0b\u65b9\u5f0f\u8f93\u51fa\u65e5\u5fd7\u4e86：<\/p>\n
LOG(INFO, "This is a demo"); \/\/LOG\u4f7f\u7528\u793a\u4f8b<\/p>\n
\u00a0 \u00a0 \u00a0 \u00a0\u6211\u4eec\u53ef\u4ee5\u5c06\u5957\u63a5\u5b57\u76f8\u5173\u7684\u4ee3\u7801\u5c01\u88c5\u5230TcpServer\u7c7b\u4e2d，\u5728\u521d\u59cb\u5316TcpServer\u5bf9\u8c61\u65f6\u5b8c\u6210\u5957\u63a5\u5b57\u7684\u521b\u5efa\u3001\u7ed1\u5b9a\u548c\u76d1\u542c\u52a8\u4f5c，\u5e76\u5411\u5916\u63d0\u4f9b\u4e00\u4e2aSock\u63a5\u53e3\u7528\u4e8e\u83b7\u53d6\u76d1\u542c\u5957\u63a5\u5b57\u3002<\/p>\n
\u6b64\u5916，\u53ef\u4ee5\u5c06TcpServer\u8bbe\u7f6e\u6210\u5355\u4f8b\u6a21\u5f0f：<\/p>\n
1.\u5c06TcpServer\u7c7b\u7684\u6784\u9020\u51fd\u6570\u8bbe\u7f6e\u4e3a\u79c1\u6709，\u5e76\u5c06\u62f7\u8d1d\u6784\u9020\u548c\u62f7\u8d1d\u8d4b\u503c\u51fd\u6570\u8bbe\u7f6e\u4e3a\u79c1\u6709\u6216\u5220\u9664，\u9632\u6b62\u5916\u90e8\u521b\u5efa\u6216\u62f7\u8d1d\u5bf9\u8c61\u3002 2.\u63d0\u4f9b\u4e00\u4e2a\u6307\u5411\u5355\u4f8b\u5bf9\u8c61\u7684static\u6307\u9488，\u5e76\u5728\u7c7b\u5916\u5c06\u5176\u521d\u59cb\u5316\u4e3anullptr\u3002 3.\u63d0\u4f9b\u4e00\u4e2a\u5168\u5c40\u8bbf\u95ee\u70b9\u83b7\u53d6\u5355\u4f8b\u5bf9\u8c61，\u5728\u5355\u4f8b\u5bf9\u8c61\u7b2c\u4e00\u6b21\u88ab\u83b7\u53d6\u7684\u65f6\u5019\u5c31\u521b\u5efa\u8fd9\u4e2a\u5355\u4f8b\u5bf9\u8c61\u5e76\u8fdb\u884c\u521d\u59cb\u5316\u3002<\/p>\n
\u4ee3\u7801\u5982\u4e0b：<\/p>\n
#define BACKLOG 5<\/p>\n
\/\/TCP\u670d\u52a1\u5668
\nclass TcpServer{
\n private:
\n int _port; \/\/\u7aef\u53e3\u53f7
\n int _listen_sock; \/\/\u76d1\u542c\u5957\u63a5\u5b57
\n static TcpServer* _svr; \/\/\u6307\u5411\u5355\u4f8b\u5bf9\u8c61\u7684static\u6307\u9488
\n private:
\n \/\/\u6784\u9020\u51fd\u6570\u79c1\u6709
\n TcpServer(int port)
\n :_port(port)
\n ,_listen_sock(-1)
\n {}
\n \/\/\u5c06\u62f7\u8d1d\u6784\u9020\u51fd\u6570\u548c\u62f7\u8d1d\u8d4b\u503c\u51fd\u6570\u79c1\u6709\u6216\u5220\u9664（\u9632\u62f7\u8d1d）
\n TcpServer(const TcpServer&)=delete;
\n TcpServer* operator=(const TcpServer&)=delete;
\n public:
\n \/\/\u83b7\u53d6\u5355\u4f8b\u5bf9\u8c61
\n static TcpServer* GetInstance(int port)
\n {
\n static pthread_mutex_t mtx = PTHREAD_MUTEX_INITIALIZER; \/\/\u5b9a\u4e49\u9759\u6001\u7684\u4e92\u65a5\u9501
\n if(_svr == nullptr){
\n pthread_mutex_lock(&mtx); \/\/\u52a0\u9501
\n if(_svr == nullptr){
\n \/\/\u521b\u5efa\u5355\u4f8bTCP\u670d\u52a1\u5668\u5bf9\u8c61\u5e76\u521d\u59cb\u5316
\n _svr = new TcpServer(port);
\n _svr->InitServer();
\n }
\n pthread_mutex_unlock(&mtx); \/\/\u89e3\u9501
\n }
\n return _svr; \/\/\u8fd4\u56de\u5355\u4f8b\u5bf9\u8c61
\n }
\n \/\/\u521d\u59cb\u5316\u670d\u52a1\u5668
\n void InitServer()
\n {
\n Socket(); \/\/\u521b\u5efa\u5957\u63a5\u5b57
\n Bind(); \/\/\u7ed1\u5b9a
\n Listen(); \/\/\u76d1\u542c
\n LOG(INFO, "tcp_server init … success");
\n }
\n \/\/\u521b\u5efa\u5957\u63a5\u5b57
\n void Socket()
\n {
\n _listen_sock = socket(AF_INET, SOCK_STREAM, 0);
\n if(_listen_sock < 0){ \/\/\u521b\u5efa\u5957\u63a5\u5b57\u5931\u8d25
\n LOG(FATAL, "socket error!");
\n exit(1);
\n }
\n \/\/\u8bbe\u7f6e\u7aef\u53e3\u590d\u7528
\n int opt = 1;
\n setsockopt(_listen_sock, SOL_SOCKET, SO_REUSEADDR, &opt, sizeof(opt));
\n LOG(INFO, "create socket … success");
\n }
\n \/\/\u7ed1\u5b9a
\n void Bind()
\n {
\n struct sockaddr_in local;
\n memset(&local, 0, sizeof(local));
\n local.sin_family = AF_INET;
\n local.sin_port = htons(_port);
\n local.sin_addr.s_addr = INADDR_ANY;<\/p>\n
if(bind(_listen_sock, (struct sockaddr*)&local, sizeof(local)) < 0){ \/\/\u7ed1\u5b9a\u5931\u8d25
\n LOG(FATAL, "bind error!");
\n exit(2);
\n }
\n LOG(INFO, "bind socket … success");
\n }
\n \/\/\u76d1\u542c
\n void Listen()
\n {
\n if(listen(_listen_sock, BACKLOG) < 0){ \/\/\u76d1\u542c\u5931\u8d25
\n LOG(FATAL, "listen error!");
\n exit(3);
\n }
\n LOG(INFO, "listen socket … success");
\n }
\n \/\/\u83b7\u53d6\u76d1\u542c\u5957\u63a5\u5b57
\n int Sock()
\n {
\n return _listen_sock;
\n }
\n ~TcpServer()
\n {
\n if(_listen_sock >= 0){ \/\/\u5173\u95ed\u76d1\u542c\u5957\u63a5\u5b57
\n close(_listen_sock);
\n }
\n }
\n};
\n\/\/\u5355\u4f8b\u5bf9\u8c61\u6307\u9488\u521d\u59cb\u5316\u4e3anullptr
\nTcpServer* TcpServer::_svr = nullptr; <\/p>\n
\u00a0\u8bf4\u660e\u4e00\u4e0b：<\/p>\n
\u5982\u679c\u4f7f\u7528\u7684\u662f\u4e91\u670d\u52a1\u5668，\u90a3\u4e48\u5728\u8bbe\u7f6e\u670d\u52a1\u5668\u7684IP\u5730\u5740\u65f6，\u4e0d\u9700\u8981\u663e\u5f0f\u7ed1\u5b9aIP\u5730\u5740，\u76f4\u63a5\u5c06IP\u5730\u5740\u8bbe\u7f6e\u4e3aINADDR_ANY\u5373\u53ef，\u6b64\u65f6\u670d\u52a1\u5668\u5c31\u53ef\u4ee5\u4ece\u672c\u5730\u4efb\u4f55\u4e00\u5f20\u7f51\u5361\u5f53\u4e2d\u8bfb\u53d6\u6570\u636e\u3002\u6b64\u5916，\u7531\u4e8eINADDR_ANY\u672c\u8d28\u5c31\u662f0，\u56e0\u6b64\u5728\u8bbe\u7f6e\u65f6\u4e0d\u9700\u8981\u8fdb\u884c\u7f51\u7edc\u5b57\u8282\u5e8f\u5217\u7684\u8f6c\u6362\u3002 \u5728\u7b2c\u4e00\u6b21\u8c03\u7528GetInstance\u83b7\u53d6\u5355\u4f8b\u5bf9\u8c61\u65f6\u9700\u8981\u521b\u5efa\u5355\u4f8b\u5bf9\u8c61，\u8fd9\u65f6\u9700\u8981\u5b9a\u4e49\u4e00\u4e2a\u9501\u6765\u4fdd\u8bc1\u7ebf\u7a0b\u5b89\u5168，\u4ee3\u7801\u4e2d\u4ee5PTHREAD_MUTEX_INITIALIZER\u7684\u65b9\u5f0f\u5b9a\u4e49\u7684\u9759\u6001\u7684\u9501\u662f\u4e0d\u9700\u8981\u91ca\u653e\u7684，\u540c\u65f6\u4e3a\u4e86\u4fdd\u8bc1\u540e\u7eed\u8c03\u7528GetInstance\u83b7\u53d6\u5355\u4f8b\u5bf9\u8c61\u65f6\u4e0d\u4f1a\u9891\u7e41\u7684\u52a0\u9501\u89e3\u9501，\u56e0\u6b64\u4ee3\u7801\u4e2d\u4ee5\u53cc\u68c0\u67e5\u7684\u65b9\u5f0f\u8fdb\u884c\u52a0\u9501\u3002<\/p>\n
HTTP\u670d\u52a1\u5668\u4e3b\u4f53\u903b\u8f91 \u2003\u2003\u6211\u4eec\u53ef\u4ee5\u5c06HTTP\u670d\u52a1\u5668\u5c01\u88c5\u6210\u4e00\u4e2aHttpServer\u7c7b，\u5728\u6784\u9020HttpServer\u5bf9\u8c61\u65f6\u4f20\u5165\u4e00\u4e2a\u7aef\u53e3\u53f7，\u4e4b\u540e\u5c31\u53ef\u4ee5\u8c03\u7528Loop\u8ba9\u670d\u52a1\u5668\u8fd0\u884c\u8d77\u6765\u4e86\u3002\u670d\u52a1\u5668\u8fd0\u884c\u8d77\u6765\u540e\u8981\u505a\u7684\u5c31\u662f，\u5148\u83b7\u53d6\u5355\u4f8b\u5bf9\u8c61TcpServer\u4e2d\u7684\u76d1\u542c\u5957\u63a5\u5b57，\u7136\u540e\u4e0d\u65ad\u4ece\u76d1\u542c\u5957\u63a5\u5b57\u4e2d\u83b7\u53d6\u65b0\u8fde\u63a5，\u6bcf\u5f53\u83b7\u53d6\u5230\u4e00\u4e2a\u65b0\u8fde\u63a5\u540e\u5c31\u521b\u5efa\u4e00\u4e2a\u65b0\u7ebf\u7a0b\u4e3a\u8be5\u8fde\u63a5\u63d0\u4f9b\u670d\u52a1\u3002 \u4ee3\u7801\u5982\u4e0b：<\/p>\n
#define PORT 8081<\/p>\n
\/\/HTTP\u670d\u52a1\u5668
\nclass HttpServer{
\n private:
\n int _port; \/\/\u7aef\u53e3\u53f7
\n public:
\n HttpServer(int port)
\n :_port(port)
\n {}<\/p>\n
\/\/\u542f\u52a8\u670d\u52a1\u5668
\n void Loop()
\n {
\n LOG(INFO, "loop begin");
\n TcpServer* tsvr = TcpServer::GetInstance(_port); \/\/\u83b7\u53d6TCP\u670d\u52a1\u5668\u5355\u4f8b\u5bf9\u8c61
\n int listen_sock = tsvr->Sock(); \/\/\u83b7\u53d6\u76d1\u542c\u5957\u63a5\u5b57
\n while(true){
\n struct sockaddr_in peer;
\n memset(&peer, 0, sizeof(peer));
\n socklen_t len = sizeof(peer);
\n int sock = accept(listen_sock, (struct sockaddr*)&peer, &len); \/\/\u83b7\u53d6\u65b0\u8fde\u63a5
\n if(sock < 0){
\n continue; \/\/\u83b7\u53d6\u5931\u8d25，\u7ee7\u7eed\u83b7\u53d6
\n }<\/p>\n
\/\/\u6253\u5370\u5ba2\u6237\u7aef\u76f8\u5173\u4fe1\u606f
\n std::string client_ip = inet_ntoa(peer.sin_addr);
\n int client_port = ntohs(peer.sin_port);
\n LOG(INFO, "get a new link: ["+client_ip+":"+std::to_string(client_port)+"]");<\/p>\n
\/\/\u521b\u5efa\u65b0\u7ebf\u7a0b\u5904\u7406\u65b0\u8fde\u63a5\u53d1\u8d77\u7684HTTP\u8bf7\u6c42
\n int* p = new int(sock);
\n pthread_t tid;
\n pthread_create(&tid, nullptr, CallBack::HandlerRequest, (void*)p);
\n pthread_detach(tid); \/\/\u7ebf\u7a0b\u5206\u79bb
\n }
\n }
\n ~HttpServer()
\n {}
\n}; <\/p>\n
\u8bf4\u660e\u4e00\u4e0b：<\/p>\n
\u670d\u52a1\u5668\u9700\u8981\u5c06\u65b0\u8fde\u63a5\u5bf9\u5e94\u7684\u5957\u63a5\u5b57\u4f5c\u4e3a\u53c2\u6570\u4f20\u9012\u7ed9\u65b0\u7ebf\u7a0b，\u4e3a\u4e86\u907f\u514d\u8be5\u5957\u63a5\u5b57\u5728\u65b0\u7ebf\u7a0b\u8bfb\u53d6\u4e4b\u524d\u88ab\u4e0b\u4e00\u6b21\u83b7\u53d6\u5230\u7684\u5957\u63a5\u5b57\u8986\u76d6，\u56e0\u6b64\u5728\u4f20\u9012\u5957\u63a5\u5b57\u65f6\u6700\u597d\u91cd\u65b0new\u4e00\u5757\u7a7a\u95f4\u6765\u5b58\u50a8\u5957\u63a5\u5b57\u7684\u503c\u3002 \u65b0\u7ebf\u7a0b\u521b\u5efa\u540e\u53ef\u4ee5\u5c06\u65b0\u7ebf\u7a0b\u5206\u79bb，\u5206\u79bb\u540e\u4e3b\u7ebf\u7a0b\u7ee7\u7eed\u83b7\u53d6\u65b0\u8fde\u63a5，\u800c\u65b0\u7ebf\u7a0b\u5219\u5904\u7406\u65b0\u8fde\u63a5\u53d1\u6765\u7684HTTP\u8bf7\u6c42，\u4ee3\u7801\u4e2d\u7684HandlerRequest\u51fd\u6570\u5c31\u662f\u65b0\u7ebf\u7a0b\u5904\u7406\u65b0\u8fde\u63a5\u65f6\u9700\u8981\u6267\u884c\u7684\u56de\u8c03\u51fd\u6570\u3002<\/p>\n
\u2003\u2003\u8fd0\u884c\u670d\u52a1\u5668\u65f6\u8981\u6c42\u6307\u5b9a\u670d\u52a1\u5668\u7684\u7aef\u53e3\u53f7，\u6211\u4eec\u7528\u8fd9\u4e2a\u7aef\u53e3\u53f7\u521b\u5efa\u4e00\u4e2aHttpServer\u5bf9\u8c61，\u7136\u540e\u8c03\u7528Loop\u51fd\u6570\u8fd0\u884c\u670d\u52a1\u5668，\u6b64\u65f6\u670d\u52a1\u5668\u5c31\u4f1a\u4e0d\u65ad\u83b7\u53d6\u65b0\u8fde\u63a5\u5e76\u521b\u5efa\u65b0\u7ebf\u7a0b\u6765\u5904\u7406\u8fde\u63a5\u3002<\/p>\n
\u4ee3\u7801\u5982\u4e0b：<\/p>\n
static void Usage(std::string proc)
\n{
\n std::cout<<"Usage:\\\\n\\\\t"<<proc<<" port"<<std::endl;
\n}
\nint main(int argc, char* argv[])
\n{
\n if(argc != 2){
\n Usage(argv[0]);
\n exit(4);
\n }
\n int port = atoi(argv[1]); \/\/\u7aef\u53e3\u53f7
\n std::shared_ptr<HttpServer> svr(new HttpServer(port)); \/\/\u521b\u5efaHTTP\u670d\u52a1\u5668\u5bf9\u8c61
\n svr->Loop(); \/\/\u542f\u52a8\u670d\u52a1\u5668
\n return 0;
\n} <\/p>\n
\u2003\u2003\u6211\u4eec\u53ef\u4ee5\u5c06HTTP\u8bf7\u6c42\u5c01\u88c5\u6210\u4e00\u4e2a\u7c7b，\u8fd9\u4e2a\u7c7b\u5f53\u4e2d\u5305\u62ecHTTP\u8bf7\u6c42\u7684\u5185\u5bb9\u3001HTTP\u8bf7\u6c42\u7684\u89e3\u6790\u7ed3\u679c\u4ee5\u53ca\u662f\u5426\u9700\u8981\u4f7f\u7528CGI\u6a21\u5f0f\u7684\u6807\u5fd7\u4f4d\u3002\u540e\u7eed\u5904\u7406\u8bf7\u6c42\u65f6\u5c31\u53ef\u4ee5\u5b9a\u4e49\u4e00\u4e2aHTTP\u8bf7\u6c42\u7c7b，\u8bfb\u53d6\u5230\u7684HTTP\u8bf7\u6c42\u7684\u6570\u636e\u5c31\u5b58\u50a8\u5728\u8fd9\u4e2a\u7c7b\u5f53\u4e2d，\u89e3\u6790HTTP\u8bf7\u6c42\u540e\u5f97\u5230\u7684\u6570\u636e\u4e5f\u5b58\u50a8\u5728\u8fd9\u4e2a\u7c7b\u5f53\u4e2d\u3002<\/p>\n
\u4ee3\u7801\u5982\u4e0b：<\/p>\n
\/\/HTTP\u8bf7\u6c42
\nclass HttpRequest{
\n public:
\n \/\/HTTP\u8bf7\u6c42\u5185\u5bb9
\n std::string _request_line; \/\/\u8bf7\u6c42\u884c
\n std::vector<std::string> _request_header; \/\/\u8bf7\u6c42\u62a5\u5934
\n std::string _blank; \/\/\u7a7a\u884c
\n std::string _request_body; \/\/\u8bf7\u6c42\u6b63\u6587<\/p>\n
\/\/\u89e3\u6790\u7ed3\u679c
\n std::string _method; \/\/\u8bf7\u6c42\u65b9\u6cd5
\n std::string _uri; \/\/URI
\n std::string _version; \/\/\u7248\u672c\u53f7
\n std::unordered_map<std::string, std::string> _header_kv; \/\/\u8bf7\u6c42\u62a5\u5934\u4e2d\u7684\u952e\u503c\u5bf9
\n int _content_length; \/\/\u6b63\u6587\u957f\u5ea6
\n std::string _path; \/\/\u8bf7\u6c42\u8d44\u6e90\u7684\u8def\u5f84
\n std::string _query_string; \/\/uri\u4e2d\u643a\u5e26\u7684\u53c2\u6570<\/p>\n
\/\/CGI\u76f8\u5173
\n bool _cgi; \/\/\u662f\u5426\u9700\u8981\u4f7f\u7528CGI\u6a21\u5f0f
\n public:
\n HttpRequest()
\n :_content_length(0) \/\/\u9ed8\u8ba4\u8bf7\u6c42\u6b63\u6587\u957f\u5ea6\u4e3a0
\n ,_cgi(false) \/\/\u9ed8\u8ba4\u4e0d\u4f7f\u7528CGI\u6a21\u5f0f
\n {}
\n ~HttpRequest()
\n {}
\n}; <\/p>\n
HTTP\u54cd\u5e94\u7ed3\u6784\u8bbe\u8ba1 HTTP\u54cd\u5e94\u7c7b<\/p>\n
\u2003\u2003HTTP\u54cd\u5e94\u4e5f\u53ef\u4ee5\u5c01\u88c5\u6210\u4e00\u4e2a\u7c7b，\u8fd9\u4e2a\u7c7b\u5f53\u4e2d\u5305\u62ecHTTP\u54cd\u5e94\u7684\u5185\u5bb9\u4ee5\u53ca\u6784\u5efaHTTP\u54cd\u5e94\u6240\u9700\u8981\u7684\u6570\u636e\u3002\u540e\u7eed\u6784\u5efa\u54cd\u5e94\u65f6\u5c31\u53ef\u4ee5\u5b9a\u4e49\u4e00\u4e2aHTTP\u54cd\u5e94\u7c7b，\u6784\u5efa\u54cd\u5e94\u9700\u8981\u4f7f\u7528\u7684\u6570\u636e\u5c31\u5b58\u50a8\u5728\u8fd9\u4e2a\u7c7b\u5f53\u4e2d，\u6784\u5efa\u540e\u5f97\u5230\u7684\u54cd\u5e94\u5185\u5bb9\u4e5f\u5b58\u50a8\u5728\u8fd9\u4e2a\u7c7b\u5f53\u4e2d\u3002<\/p>\n
\u4ee3\u7801\u5982\u4e0b：<\/p>\n
\/\/HTTP\u54cd\u5e94
\nclass HttpResponse{
\n public:
\n \/\/HTTP\u54cd\u5e94\u5185\u5bb9
\n std::string _status_line; \/\/\u72b6\u6001\u884c
\n std::vector<std::string> _response_header; \/\/\u54cd\u5e94\u62a5\u5934
\n std::string _blank; \/\/\u7a7a\u884c
\n std::string _response_body; \/\/\u54cd\u5e94\u6b63\u6587（CGI\u76f8\u5173）<\/p>\n
\/\/\u6240\u9700\u6570\u636e
\n int _status_code; \/\/\u72b6\u6001\u7801
\n int _fd; \/\/\u54cd\u5e94\u6587\u4ef6\u7684fd （\u975eCGI\u76f8\u5173）
\n int _size; \/\/\u54cd\u5e94\u6587\u4ef6\u7684\u5927\u5c0f（\u975eCGI\u76f8\u5173）
\n std::string _suffix; \/\/\u54cd\u5e94\u6587\u4ef6\u7684\u540e\u7f00（\u975eCGI\u76f8\u5173）
\n public:
\n HttpResponse()
\n :_blank(LINE_END) \/\/\u8bbe\u7f6e\u7a7a\u884c
\n ,_status_code(OK) \/\/\u72b6\u6001\u7801\u9ed8\u8ba4\u4e3a200
\n ,_fd(-1) \/\/\u54cd\u5e94\u6587\u4ef6\u7684fd\u521d\u59cb\u5316\u4e3a-1
\n ,_size(0) \/\/\u54cd\u5e94\u6587\u4ef6\u7684\u5927\u5c0f\u9ed8\u8ba4\u4e3a0
\n {}
\n ~HttpResponse()
\n {}
\n}; <\/p>\n
EndPoint\u7c7b\u7f16\u5199 EndPoint\u7ed3\u6784\u8bbe\u8ba1 \u2003\u2003EndPoint\u8fd9\u4e2a\u8bcd\u7ecf\u5e38\u7528\u6765\u63cf\u8ff0\u8fdb\u7a0b\u95f4\u901a\u4fe1，\u6bd4\u5982\u5728\u5ba2\u6237\u7aef\u548c\u670d\u52a1\u5668\u901a\u4fe1\u65f6，\u5ba2\u6237\u7aef\u662f\u4e00\u4e2aEndPoint，\u670d\u52a1\u5668\u5219\u662f\u53e6\u4e00\u4e2aEndPoint，\u56e0\u6b64\u8fd9\u91cc\u5c06\u5904\u7406\u8bf7\u6c42\u7684\u7c7b\u53d6\u540d\u4e3aEndPoint\u3002<\/p>\n
EndPoint\u7c7b\u4e2d\u5305\u542b\u4e09\u4e2a\u6210\u5458\u53d8\u91cf：<\/p>\n
sock：\u8868\u793a\u4e0e\u5ba2\u6237\u7aef\u8fdb\u884c\u901a\u4fe1\u7684\u5957\u63a5\u5b57\u3002 http_request：\u8868\u793a\u5ba2\u6237\u7aef\u53d1\u6765\u7684HTTP\u8bf7\u6c42\u3002 http_response：\u8868\u793a\u5c06\u4f1a\u53d1\u9001\u7ed9\u5ba2\u6237\u7aef\u7684HTTP\u54cd\u5e94\u3002 EndPoint\u7c7b\u4e2d\u4e3b\u8981\u5305\u542b\u56db\u4e2a\u6210\u5458\u51fd\u6570：<\/p>\n
RecvHttpRequest：\u8bfb\u53d6\u5ba2\u6237\u7aef\u53d1\u6765\u7684HTTP\u8bf7\u6c42\u3002 HandlerHttpRequest：\u5904\u7406\u5ba2\u6237\u7aef\u53d1\u6765\u7684HTTP\u8bf7\u6c42\u3002 BuildHttpResponse：\u6784\u5efa\u5c06\u8981\u53d1\u9001\u7ed9\u5ba2\u6237\u7aef\u7684HTTP\u54cd\u5e94\u3002 SendHttpResponse：\u53d1\u9001HTTP\u54cd\u5e94\u7ed9\u5ba2\u6237\u7aef\u3002 \u4ee3\u7801\u5982\u4e0b：<\/p>\n
\/\/\u670d\u52a1\u7aefEndPoint
\nclass EndPoint{
\n private:
\n int _sock; \/\/\u901a\u4fe1\u7684\u5957\u63a5\u5b57
\n HttpRequest _http_request; \/\/HTTP\u8bf7\u6c42
\n HttpResponse _http_response; \/\/HTTP\u54cd\u5e94
\n public:
\n EndPoint(int sock)
\n :_sock(sock)
\n {}
\n \/\/\u8bfb\u53d6\u8bf7\u6c42
\n void RecvHttpRequest();
\n \/\/\u5904\u7406\u8bf7\u6c42
\n void HandlerHttpRequest();
\n \/\/\u6784\u5efa\u54cd\u5e94
\n void BuildHttpResponse();
\n \/\/\u53d1\u9001\u54cd\u5e94
\n void SendHttpResponse();
\n ~EndPoint()
\n {}
\n}; <\/p>\n
\u8bbe\u8ba1\u7ebf\u7a0b\u56de\u8c03<\/p>\n<\/p>\n
\u670d\u52a1\u5668\u6bcf\u83b7\u53d6\u5230\u4e00\u4e2a\u65b0\u8fde\u63a5\u5c31\u4f1a\u521b\u5efa\u4e00\u4e2a\u65b0\u7ebf\u7a0b\u6765\u8fdb\u884c\u5904\u7406，\u800c\u8fd9\u4e2a\u7ebf\u7a0b\u8981\u505a\u7684\u5b9e\u9645\u5c31\u662f\u5b9a\u4e49\u4e00\u4e2aEndPoint\u5bf9\u8c61，\u7136\u540e\u4f9d\u6b21\u8fdb\u884c\u8bfb\u53d6\u8bf7\u6c42\u3001\u5904\u7406\u8bf7\u6c42\u3001\u6784\u5efa\u54cd\u5e94\u3001\u53d1\u9001\u54cd\u5e94，\u5904\u7406\u5b8c\u6bd5\u540e\u5c06\u4e0e\u5ba2\u6237\u7aef\u5efa\u7acb\u7684\u5957\u63a5\u5b57\u5173\u95ed\u5373\u53ef\u3002<\/p>\n
\u4ee3\u7801\u5982\u4e0b：<\/p>\n
class CallBack{
\n public:
\n static void* HandlerRequest(void* arg)
\n {
\n LOG(INFO, "handler request begin");
\n int sock = *(int*)arg;<\/p>\n
EndPoint* ep = new EndPoint(sock);
\n ep->RecvHttpRequest(); \/\/\u8bfb\u53d6\u8bf7\u6c42
\n ep->HandlerHttpRequest(); \/\/\u5904\u7406\u8bf7\u6c42
\n ep->BuildHttpResponse(); \/\/\u6784\u5efa\u54cd\u5e94
\n ep->SendHttpResponse(); \/\/\u53d1\u9001\u54cd\u5e94<\/p>\n
close(sock); \/\/\u5173\u95ed\u4e0e\u8be5\u5ba2\u6237\u7aef\u5efa\u7acb\u7684\u5957\u63a5\u5b57
\n delete ep;<\/p>\n
LOG(INFO, "handler request end");
\n return nullptr;
\n }
\n}; <\/p>\n
\u8bfb\u53d6HTTP\u8bf7\u6c42<\/p>\n
\u2003\u2003\u8bfb\u53d6HTTP\u8bf7\u6c42\u7684\u540c\u65f6\u53ef\u4ee5\u5bf9HTTP\u8bf7\u6c42\u8fdb\u884c\u89e3\u6790，\u8fd9\u91cc\u6211\u4eec\u5206\u4e3a\u4e94\u4e2a\u6b65\u9aa4，\u5206\u522b\u662f\u8bfb\u53d6\u8bf7\u6c42\u884c\u3001\u8bfb\u53d6\u8bf7\u6c42\u62a5\u5934\u548c\u7a7a\u884c\u3001\u89e3\u6790\u8bf7\u6c42\u884c\u3001\u89e3\u6790\u8bf7\u6c42\u62a5\u5934\u3001\u8bfb\u53d6\u8bf7\u6c42\u6b63\u6587\u3002<\/p>\n
\u4ee3\u7801\u5982\u4e0b：<\/p>\n
\/\/\u670d\u52a1\u7aefEndPoint
\nclass EndPoint{
\n private:
\n int _sock; \/\/\u901a\u4fe1\u7684\u5957\u63a5\u5b57
\n HttpRequest _http_request; \/\/HTTP\u8bf7\u6c42
\n HttpResponse _http_response; \/\/HTTP\u54cd\u5e94
\n public:
\n \/\/\u8bfb\u53d6\u8bf7\u6c42
\n void RecvHttpRequest()
\n {
\n RecvHttpRequestLine(); \/\/\u8bfb\u53d6\u8bf7\u6c42\u884c
\n RecvHttpRequestHeader(); \/\/\u8bfb\u53d6\u8bf7\u6c42\u62a5\u5934\u548c\u7a7a\u884c
\n ParseHttpRequestLine(); \/\/\u89e3\u6790\u8bf7\u6c42\u884c
\n ParseHttpRequestHeader(); \/\/\u89e3\u6790\u8bf7\u6c42\u62a5\u5934
\n RecvHttpRequestBody(); \/\/\u8bfb\u53d6\u8bf7\u6c42\u6b63\u6587
\n }
\n}; <\/p>\n
\u4e00\u3001\u8bfb\u53d6\u8bf7\u6c42\u884c<\/p>\n
\u2003\u2003\u8bfb\u53d6\u8bf7\u6c42\u884c\u5f88\u7b80\u5355，\u5c31\u662f\u4ece\u5957\u63a5\u5b57\u4e2d\u8bfb\u53d6\u4e00\u884c\u5185\u5bb9\u5b58\u50a8\u5230HTTP\u8bf7\u6c42\u7c7b\u4e2d\u7684request_line\u4e2d\u5373\u53ef\u3002<\/p>\n
\u4ee3\u7801\u5982\u4e0b：<\/p>\n
\/\/\u670d\u52a1\u7aefEndPoint
\nclass EndPoint{
\n private:
\n int _sock; \/\/\u901a\u4fe1\u7684\u5957\u63a5\u5b57
\n HttpRequest _http_request; \/\/HTTP\u8bf7\u6c42
\n HttpResponse _http_response; \/\/HTTP\u54cd\u5e94
\n private:
\n \/\/\u8bfb\u53d6\u8bf7\u6c42\u884c
\n void RecvHttpRequestLine()
\n {
\n auto& line = _http_request._request_line;
\n if(Util::ReadLine(_sock, line) > 0){
\n line.resize(line.size() – 1); \/\/\u53bb\u6389\u8bfb\u53d6\u4e0a\u6765\u7684\\\\n
\n }
\n }
\n}; <\/p>\n
\u9700\u8981\u6ce8\u610f\u7684\u662f，\u8fd9\u91cc\u5728\u6309\u884c\u8bfb\u53d6HTTP\u8bf7\u6c42\u65f6，\u4e0d\u80fd\u76f4\u63a5\u4f7f\u7528C\/C++\u63d0\u4f9b\u7684gets\u6216getline\u51fd\u6570\u8fdb\u884c\u8bfb\u53d6，\u56e0\u4e3a\u4e0d\u540c\u5e73\u53f0\u4e0b\u7684\u884c\u5206\u9694\u7b26\u53ef\u80fd\u662f\u4e0d\u4e00\u6837\u7684，\u53ef\u80fd\u662f\\\\r\u3001\\\\n\u6216\u8005\\\\r\\\\n\u3002<\/p>\n
![\"\"](\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/04\/20250418113809-680239a1c5ee0.png\")
<\/p>\n
\u56e0\u6b64\u6211\u4eec\u8fd9\u91cc\u9700\u8981\u81ea\u5df1\u5199\u4e00\u4e2aReadLine\u51fd\u6570，\u4ee5\u786e\u4fdd\u80fd\u591f\u517c\u5bb9\u8fd9\u4e09\u79cd\u884c\u5206\u9694\u7b26\u3002\u6211\u4eec\u53ef\u4ee5\u628a\u8fd9\u4e2a\u51fd\u6570\u5199\u5230\u4e00\u4e2a\u5de5\u5177\u7c7b\u5f53\u4e2d，\u540e\u7eed\u7f16\u5199\u7684\u5904\u7406\u5b57\u7b26\u4e32\u7684\u51fd\u6570\u4e5f\u90fd\u5199\u5230\u8fd9\u4e2a\u7c7b\u5f53\u4e2d\u3002<\/p>\n
ReadLine\u51fd\u6570\u7684\u5904\u7406\u903b\u8f91\u5982\u4e0b：<\/p>\n
\u2003\u2003\u4e5f\u5c31\u662f\u8bf4，\u65e0\u8bba\u662f\u54ea\u4e00\u79cd\u884c\u5206\u9694\u7b26，\u6700\u7ec8\u8bfb\u53d6\u5b8c\u4e00\u884c\u540e\u6211\u4eec\u90fd\u628a\\\\npush\u5230\u4e86\u7528\u6237\u63d0\u4f9b\u7684\u7f13\u51b2\u533a\u5f53\u4e2d，\u76f8\u5f53\u4e8e\u5c06\u8fd9\u4e09\u79cd\u884c\u5206\u9694\u7b26\u7edf\u4e00\u8f6c\u6362\u6210\u4e86\u4ee5\\\\n\u4e3a\u884c\u5206\u9694\u7b26，\u53ea\u4e0d\u8fc7\u6700\u7ec8\u6211\u4eec\u628a\\\\n\u4e00\u540c\u8bfb\u53d6\u5230\u4e86\u7528\u6237\u63d0\u4f9b\u7684\u7f13\u51b2\u533a\u4e2d\u7f62\u4e86，\u56e0\u6b64\u5982\u679c\u8c03\u7528\u8005\u4e0d\u9700\u8981\u8bfb\u53d6\u4e0a\u6765\u7684\\\\n，\u9700\u8981\u540e\u7eed\u81ea\u884c\u5c06\u5176\u53bb\u6389\u3002<\/p>\n
\u4ee3\u7801\u5982\u4e0b：<\/p>\n
\/\/\u5de5\u5177\u7c7b
\nclass Util{
\n public:
\n \/\/\u8bfb\u53d6\u4e00\u884c
\n static int ReadLine(int sock, std::string& out)
\n {
\n char ch = 'X'; \/\/ch\u53ea\u8981\u4e0d\u521d\u59cb\u5316\u4e3a\\\\n\u5373\u53ef（\u4fdd\u8bc1\u80fd\u591f\u8fdb\u5165while\u5faa\u73af）
\n while(ch != '\\\\n'){
\n ssize_t size = recv(sock, &ch, 1, 0);
\n if(size > 0){
\n if(ch == '\\\\r'){
\n \/\/\u7aa5\u63a2\u4e0b\u4e00\u4e2a\u5b57\u7b26\u662f\u5426\u4e3a\\\\n
\n recv(sock, &ch, 1, MSG_PEEK);<\/p>\n
if(ch == '\\\\n'){ \/\/\u4e0b\u4e00\u4e2a\u5b57\u7b26\u662f\\\\n
\n \/\/\\\\r\\\\n->\\\\n
\n recv(sock, &ch, 1, 0); \/\/\u5c06\u8fd9\u4e2a\\\\n\u8bfb\u8d70
\n }
\n else{ \/\/\u4e0b\u4e00\u4e2a\u5b57\u7b26\u4e0d\u662f\\\\n
\n \/\/\\\\r->\\\\n
\n ch = '\\\\n'; \/\/\u5c06ch\u8bbe\u7f6e\u4e3a\\\\n
\n }
\n }
\n \/\/\u666e\u901a\u5b57\u7b26\u6216\\\\n
\n out.push_back(ch);
\n }
\n else if(size == 0){ \/\/\u5bf9\u65b9\u5173\u95ed\u8fde\u63a5
\n return 0;
\n }
\n else{ \/\/\u8bfb\u53d6\u5931\u8d25
\n return -1;
\n }
\n }
\n return out.size(); \/\/\u8fd4\u56de\u8bfb\u53d6\u5230\u7684\u5b57\u7b26\u4e2a\u6570
\n }
\n};<\/p>\n
\u8bf4\u660e\u4e00\u4e0b： recv\u51fd\u6570\u7684\u6700\u540e\u4e00\u4e2a\u53c2\u6570\u5982\u679c\u8bbe\u7f6e\u4e3aMSG_PEEK，\u90a3\u4e48recv\u51fd\u6570\u5c06\u8fd4\u56deTCP\u63a5\u6536\u7f13\u51b2\u533a\u5934\u90e8\u6307\u5b9a\u5b57\u8282\u4e2a\u6570\u7684\u6570\u636e，\u4f46\u662f\u5e76\u4e0d\u628a\u8fd9\u4e9b\u6570\u636e\u4eceTCP\u63a5\u6536\u7f13\u51b2\u533a\u4e2d\u53d6\u8d70，\u8fd9\u4e2a\u53eb\u505a\u6570\u636e\u7684\u7aa5\u63a2\u529f\u80fd\u3002<\/p>\n
\u4e8c\u3001\u8bfb\u53d6\u8bf7\u6c42\u62a5\u5934\u548c\u7a7a\u884c<\/p>\n
\u2003\u2003\u7531\u4e8eHTTP\u7684\u8bf7\u6c42\u62a5\u5934\u548c\u7a7a\u884c\u90fd\u662f\u6309\u884c\u9648\u5217\u7684，\u56e0\u6b64\u53ef\u4ee5\u5faa\u73af\u8c03\u7528ReadLine\u51fd\u6570\u8fdb\u884c\u8bfb\u53d6，\u5e76\u5c06\u8bfb\u53d6\u5230\u7684\u6bcf\u884c\u6570\u636e\u90fd\u5b58\u50a8\u5230HTTP\u8bf7\u6c42\u7c7b\u7684request_header\u4e2d，\u76f4\u5230\u8bfb\u53d6\u5230\u7a7a\u884c\u4e3a\u6b62\u3002<\/p>\n
\u4ee3\u7801\u5982\u4e0b：<\/p>\n
\/\/\u670d\u52a1\u7aefEndPoint
\nclass EndPoint{
\n private:
\n int _sock; \/\/\u901a\u4fe1\u7684\u5957\u63a5\u5b57
\n HttpRequest _http_request; \/\/HTTP\u8bf7\u6c42
\n HttpResponse _http_response; \/\/HTTP\u54cd\u5e94
\n private:
\n \/\/\u8bfb\u53d6\u8bf7\u6c42\u62a5\u5934\u548c\u7a7a\u884c
\n void RecvHttpRequestHeader()
\n {
\n std::string line;
\n while(true){
\n line.clear(); \/\/\u6bcf\u6b21\u8bfb\u53d6\u4e4b\u524d\u6e05\u7a7aline
\n Util::ReadLine(_sock, line);
\n if(line == "\\\\n"){ \/\/\u8bfb\u53d6\u5230\u4e86\u7a7a\u884c
\n _http_request._blank = line;
\n break;
\n }
\n \/\/\u8bfb\u53d6\u5230\u4e00\u884c\u8bf7\u6c42\u62a5\u5934
\n line.resize(line.size() – 1); \/\/\u53bb\u6389\u8bfb\u53d6\u4e0a\u6765\u7684\\\\n
\n _http_request._request_header.push_back(line);
\n }
\n }
\n};<\/p>\n
\u8bf4\u660e\u4e00\u4e0b：<\/p>\n
\u7531\u4e8eReadLine\u51fd\u6570\u662f\u5c06\u8bfb\u53d6\u5230\u7684\u6570\u636e\u76f4\u63a5push_back\u5230\u7528\u6237\u63d0\u4f9b\u7684\u7f13\u51b2\u533a\u4e2d\u7684，\u56e0\u6b64\u6bcf\u6b21\u8c03\u7528ReadLine\u51fd\u6570\u8fdb\u884c\u8bfb\u53d6\u4e4b\u524d\u9700\u8981\u5c06\u7f13\u51b2\u533a\u6e05\u7a7a\u3002 ReadLine\u51fd\u6570\u4f1a\u5c06\u884c\u5206\u9694\u7b26\\\\n\u4e00\u540c\u8bfb\u53d6\u4e0a\u6765，\u4f46\u5bf9\u4e8e\u6211\u4eec\u6765\u8bf4\\\\n\u5e76\u4e0d\u662f\u6709\u6548\u6570\u636e，\u56e0\u6b64\u5728\u5c06\u8bfb\u53d6\u5230\u7684\u884c\u5b58\u50a8\u5230HTTP\u8bf7\u6c42\u7c7b\u7684request_header\u4e2d\u4e4b\u524d，\u9700\u8981\u5148\u5c06\\\\n\u53bb\u6389\u3002<\/p>\n
\u4e09\u3001\u89e3\u6790\u8bf7\u6c42\u884c<\/p>\n
\u2003\u2003\u89e3\u6790\u8bf7\u6c42\u884c\u8981\u505a\u7684\u5c31\u662f\u5c06\u8bf7\u6c42\u884c\u4e2d\u7684\u8bf7\u6c42\u65b9\u6cd5\u3001URI\u548cHTTP\u7248\u672c\u53f7\u62c6\u5206\u51fa\u6765，\u4f9d\u6b21\u5b58\u50a8\u5230HTTP\u8bf7\u6c42\u7c7b\u7684method\u3001uri\u548cversion\u4e2d，\u7531\u4e8e\u8bf7\u6c42\u884c\u4e2d\u7684\u8fd9\u4e9b\u6570\u636e\u90fd\u662f\u4ee5\u7a7a\u683c\u4f5c\u4e3a\u5206\u9694\u7b26\u7684，\u56e0\u6b64\u53ef\u4ee5\u501f\u52a9\u4e00\u4e2astringstream\u5bf9\u8c61\u6765\u8fdb\u884c\u62c6\u5206\u3002\u6b64\u5916，\u4e3a\u4e86\u540e\u7eed\u80fd\u591f\u6b63\u786e\u5224\u65ad\u7528\u6237\u7684\u8bf7\u6c42\u65b9\u6cd5，\u8fd9\u91cc\u9700\u8981\u901a\u8fc7transform\u51fd\u6570\u7edf\u4e00\u5c06\u8bf7\u6c42\u65b9\u6cd5\u8f6c\u6362\u4e3a\u5168\u5927\u5199\u3002<\/p>\n
\u4ee3\u7801\u5982\u4e0b：<\/p>\n
\/\/\u670d\u52a1\u7aefEndPoint
\nclass EndPoint{
\n private:
\n int _sock; \/\/\u901a\u4fe1\u7684\u5957\u63a5\u5b57
\n HttpRequest _http_request; \/\/HTTP\u8bf7\u6c42
\n HttpResponse _http_response; \/\/HTTP\u54cd\u5e94
\n private:
\n \/\/\u89e3\u6790\u8bf7\u6c42\u884c
\n void ParseHttpRequestLine()
\n {
\n auto& line = _http_request._request_line;<\/p>\n
\/\/\u901a\u8fc7stringstream\u62c6\u5206\u8bf7\u6c42\u884c
\n std::stringstream ss(line);
\n ss>>_http_request._method>>_http_request._uri>>_http_request._version;<\/p>\n
\/\/\u5c06\u8bf7\u6c42\u65b9\u6cd5\u7edf\u4e00\u8f6c\u6362\u4e3a\u5168\u5927\u5199
\n auto& method = _http_request._method;
\n std::transform(method.begin(), method.end(), method.begin(), toupper);
\n }
\n};<\/p>\n
\u56db\u3001\u89e3\u6790\u8bf7\u6c42\u62a5\u5934<\/p>\n
\u2003\u2003\u89e3\u6790\u8bf7\u6c42\u62a5\u5934\u8981\u505a\u7684\u5c31\u662f\u5c06\u8bfb\u53d6\u5230\u7684\u4e00\u884c\u4e00\u884c\u7684\u8bf7\u6c42\u62a5\u5934，\u4ee5:\u00a0\u4e3a\u5206\u9694\u7b26\u62c6\u5206\u6210\u4e00\u4e2a\u4e2a\u7684\u952e\u503c\u5bf9\u5b58\u50a8\u5230HTTP\u8bf7\u6c42\u7684header_kv\u4e2d，\u540e\u7eed\u5c31\u53ef\u4ee5\u76f4\u63a5\u901a\u8fc7\u5c5e\u6027\u540d\u83b7\u53d6\u5230\u5bf9\u5e94\u7684\u503c\u4e86\u3002<\/p>\n
\u4ee3\u7801\u5982\u4e0b：<\/p>\n
#define SEP ": "<\/p>\n
\/\/\u670d\u52a1\u7aefEndPoint
\nclass EndPoint{
\n private:
\n int _sock; \/\/\u901a\u4fe1\u7684\u5957\u63a5\u5b57
\n HttpRequest _http_request; \/\/HTTP\u8bf7\u6c42
\n HttpResponse _http_response; \/\/HTTP\u54cd\u5e94
\n private:
\n \/\/\u89e3\u6790\u8bf7\u6c42\u62a5\u5934
\n void ParseHttpRequestHeader()
\n {
\n std::string key;
\n std::string value;
\n for(auto& iter : _http_request._request_header){
\n \/\/\u5c06\u6bcf\u884c\u8bf7\u6c42\u62a5\u5934\u6253\u6563\u6210kv\u952e\u503c\u5bf9，\u63d2\u5165\u5230unordered_map\u4e2d
\n if(Util::CutString(iter, key, value, SEP)){
\n _http_request._header_kv.insert({key, value});
\n }
\n }
\n }
\n};<\/p>\n
\u6b64\u5904\u7528\u4e8e\u5207\u5272\u5b57\u7b26\u4e32\u7684CutString\u51fd\u6570\u4e5f\u53ef\u4ee5\u5199\u5230\u5de5\u5177\u7c7b\u4e2d，\u5207\u5272\u5b57\u7b26\u4e32\u65f6\u5148\u901a\u8fc7find\u65b9\u6cd5\u627e\u5230\u6307\u5b9a\u7684\u5206\u9694\u7b26，\u7136\u540e\u901a\u8fc7substr\u63d0\u53d6\u5207\u5272\u540e\u7684\u5b50\u5b57\u7b26\u4e32\u5373\u53ef\u3002<\/p>\n
\u4ee3\u7801\u5982\u4e0b：<\/p>\n
\/\/\u5de5\u5177\u7c7b
\nclass Util{
\n public:
\n \/\/\u5207\u5272\u5b57\u7b26\u4e32
\n static bool CutString(std::string& target, std::string& sub1_out, std::string& sub2_out, std::string sep)
\n {
\n size_t pos = target.find(sep, 0);
\n if(pos != std::string::npos){
\n sub1_out = target.substr(0, pos);
\n sub2_out = target.substr(pos + sep.size());
\n return true;
\n }
\n return false;
\n }
\n};<\/p>\n
\u4e94\u3001\u8bfb\u53d6\u8bf7\u6c42\u6b63\u6587<\/p>\n
\u2003\u2003\u5728\u8bfb\u53d6\u8bf7\u6c42\u6b63\u6587\u4e4b\u524d，\u9996\u5148\u9700\u8981\u901a\u8fc7\u672c\u6b21\u7684\u8bf7\u6c42\u65b9\u6cd5\u6765\u5224\u65ad\u662f\u5426\u9700\u8981\u8bfb\u53d6\u8bf7\u6c42\u6b63\u6587，\u56e0\u4e3a\u53ea\u6709\u8bf7\u6c42\u65b9\u6cd5\u662fPOST\u65b9\u6cd5\u624d\u53ef\u80fd\u4f1a\u6709\u8bf7\u6c42\u6b63\u6587，\u6b64\u5916，\u5982\u679c\u8bf7\u6c42\u65b9\u6cd5\u4e3aPOST，\u6211\u4eec\u8fd8\u9700\u8981\u901a\u8fc7\u8bf7\u6c42\u62a5\u5934\u4e2d\u7684Content-Length\u5c5e\u6027\u6765\u5f97\u77e5\u8bf7\u6c42\u6b63\u6587\u7684\u957f\u5ea6\u3002<\/p>\n
\u2003\u2003\u5728\u5f97\u77e5\u9700\u8981\u8bfb\u53d6\u8bf7\u6c42\u6b63\u6587\u4ee5\u53ca\u8bf7\u6c42\u6b63\u6587\u7684\u957f\u5ea6\u540e，\u5c31\u53ef\u4ee5\u5c06\u8bf7\u6c42\u6b63\u6587\u8bfb\u53d6\u5230HTTP\u8bf7\u6c42\u7c7b\u7684request_body\u4e2d\u4e86\u3002<\/p>\n
\u4ee3\u7801\u5982\u4e0b：<\/p>\n
\/\/\u670d\u52a1\u7aefEndPoint
\nclass EndPoint{
\n private:
\n int _sock; \/\/\u901a\u4fe1\u7684\u5957\u63a5\u5b57
\n HttpRequest _http_request; \/\/HTTP\u8bf7\u6c42
\n HttpResponse _http_response; \/\/HTTP\u54cd\u5e94
\n private:
\n \/\/\u5224\u65ad\u662f\u5426\u9700\u8981\u8bfb\u53d6\u8bf7\u6c42\u6b63\u6587
\n bool IsNeedRecvHttpRequestBody()
\n {
\n auto& method = _http_request._method;
\n if(method == "POST"){ \/\/\u8bf7\u6c42\u65b9\u6cd5\u4e3aPOST\u5219\u9700\u8981\u8bfb\u53d6\u6b63\u6587
\n auto& header_kv = _http_request._header_kv;
\n \/\/\u901a\u8fc7Content-Length\u83b7\u53d6\u8bf7\u6c42\u6b63\u6587\u957f\u5ea6
\n auto iter = header_kv.find("Content-Length");
\n if(iter != header_kv.end()){
\n _http_request._content_length = atoi(iter->second.c_str());
\n return true;
\n }
\n }
\n return false;
\n }
\n \/\/\u8bfb\u53d6\u8bf7\u6c42\u6b63\u6587
\n void RecvHttpRequestBody()
\n {
\n if(IsNeedRecvHttpRequestBody()){ \/\/\u5148\u5224\u65ad\u662f\u5426\u9700\u8981\u8bfb\u53d6\u6b63\u6587
\n int content_length = _http_request._content_length;
\n auto& body = _http_request._request_body;<\/p>\n
\/\/\u8bfb\u53d6\u8bf7\u6c42\u6b63\u6587
\n char ch = 0;
\n while(content_length){
\n ssize_t size = recv(_sock, &ch, 1, 0);
\n if(size > 0){
\n body.push_back(ch);
\n content_length–;
\n }
\n else{
\n break;
\n }
\n }
\n }
\n }
\n};<\/p>\n
\u8bf4\u660e\u4e00\u4e0b：<\/p>\n
\u7531\u4e8e\u540e\u7eed\u8fd8\u4f1a\u7528\u5230\u8bf7\u6c42\u6b63\u6587\u7684\u957f\u5ea6，\u56e0\u6b64\u4ee3\u7801\u4e2d\u5c06\u5176\u5b58\u50a8\u5230\u4e86HTTP\u8bf7\u6c42\u7c7b\u7684content_length\u4e2d\u3002 \u5728\u901a\u8fc7Content-Length\u83b7\u53d6\u5230\u8bf7\u6c42\u6b63\u6587\u7684\u957f\u5ea6\u540e，\u9700\u8981\u5c06\u8bf7\u6c42\u6b63\u6587\u957f\u5ea6\u4ece\u5b57\u7b26\u4e32\u7c7b\u578b\u8f6c\u6362\u4e3a\u6574\u578b\u3002<\/p>\n
\u5904\u7406HTTP\u8bf7\u6c42<\/p>\n
\u5b9a\u4e49\u72b6\u6001\u7801<\/p>\n
\u2003\u2003\u5728\u5904\u7406\u8bf7\u6c42\u7684\u8fc7\u7a0b\u4e2d\u53ef\u80fd\u4f1a\u56e0\u4e3a\u67d0\u4e9b\u539f\u56e0\u800c\u76f4\u63a5\u505c\u6b62\u5904\u7406，\u6bd4\u5982\u8bf7\u6c42\u65b9\u6cd5\u4e0d\u6b63\u786e\u3001\u8bf7\u6c42\u8d44\u6e90\u4e0d\u5b58\u5728\u6216\u670d\u52a1\u5668\u5904\u7406\u8bf7\u6c42\u65f6\u51fa\u9519\u7b49\u7b49\u3002\u4e3a\u4e86\u544a\u77e5\u5ba2\u6237\u7aef\u672c\u6b21HTTP\u8bf7\u6c42\u7684\u5904\u7406\u60c5\u51b5，\u670d\u52a1\u5668\u9700\u8981\u5b9a\u4e49\u4e0d\u540c\u7684\u72b6\u6001\u7801，\u5f53\u5904\u7406\u8bf7\u6c42\u88ab\u7ec8\u6b62\u65f6\u5c31\u53ef\u4ee5\u8bbe\u7f6e\u5bf9\u5e94\u7684\u72b6\u6001\u7801，\u540e\u7eed\u6784\u5efaHTTP\u54cd\u5e94\u7684\u65f6\u5019\u5c31\u53ef\u4ee5\u6839\u636e\u72b6\u6001\u7801\u8fd4\u56de\u5bf9\u5e94\u7684\u9519\u8bef\u9875\u9762\u3002<\/p>\n
\u72b6\u6001\u7801\u5b9a\u4e49\u5982\u4e0b：<\/p>\n
\u00a0#define OK 200 #define BAD_REQUEST 400 #define NOT_FOUND 404 #define INTERNAL_SERVER_ERROR 500<\/p>\n
\u00a0\u5904\u7406HTTP\u8bf7\u6c42<\/p>\n
\u5904\u7406HTTP\u8bf7\u6c42\u7684\u6b65\u9aa4\u5982\u4e0b：<\/p>\n
\u5224\u65ad\u8bf7\u6c42\u65b9\u6cd5\u662f\u5426\u662f\u6b63\u786e，\u5982\u679c\u4e0d\u6b63\u786e\u5219\u8bbe\u7f6e\u72b6\u6001\u7801\u4e3aBAD_REQUEST\u540e\u505c\u6b62\u5904\u7406\u3002 \u5982\u679c\u8bf7\u6c42\u65b9\u6cd5\u4e3aGET\u65b9\u6cd5，\u5219\u9700\u8981\u5224\u65adURI\u4e2d\u662f\u5426\u5e26\u53c2\u3002\u5982\u679cURI\u4e0d\u5e26\u53c2，\u5219\u8bf4\u660eURI\u5373\u4e3a\u5ba2\u6237\u7aef\u8bf7\u6c42\u7684\u8d44\u6e90\u8def\u5f84；\u5982\u679cURI\u5e26\u53c2，\u5219\u9700\u8981\u4ee5?\u4e3a\u5206\u9694\u7b26\u5bf9URI\u8fdb\u884c\u5b57\u7b26\u4e32\u5207\u5206，\u5207\u5206\u540e?\u5de6\u8fb9\u7684\u5185\u5bb9\u5c31\u662f\u5ba2\u6237\u7aef\u8bf7\u6c42\u7684\u8d44\u6e90\u8def\u5f84，\u800c?\u53f3\u8fb9\u7684\u5185\u5bb9\u5219\u662fGET\u65b9\u6cd5\u643a\u5e26\u7684\u53c2\u6570，\u7531\u4e8e\u6b64\u65f6GET\u65b9\u6cd5\u643a\u5e26\u4e86\u53c2\u6570，\u56e0\u6b64\u540e\u7eed\u5904\u7406\u9700\u8981\u4f7f\u7528CGI\u6a21\u5f0f，\u4e8e\u662f\u9700\u8981\u5c06HTTP\u8bf7\u6c42\u7c7b\u4e2d\u7684cgi\u8bbe\u7f6e\u4e3atrue\u3002 \u5982\u679c\u8bf7\u6c42\u65b9\u6cd5\u4e3aPOST\u65b9\u6cd5，\u5219\u8bf4\u660eURI\u5373\u4e3a\u5ba2\u6237\u7aef\u8bf7\u6c42\u7684\u8d44\u6e90\u8def\u5f84，\u7531\u4e8ePOST\u65b9\u6cd5\u4f1a\u901a\u8fc7\u8bf7\u6c42\u6b63\u6587\u4e0a\u4f20\u53c2\u6570，\u56e0\u6b64\u540e\u7eed\u5904\u7406\u9700\u8981\u4f7f\u7528CGI\u6a21\u5f0f，\u4e8e\u662f\u9700\u8981\u5c06HTTP\u8bf7\u6c42\u7c7b\u4e2d\u7684cgi\u8bbe\u7f6e\u4e3atrue\u3002 \u63a5\u4e0b\u6765\u9700\u8981\u5bf9\u5ba2\u6237\u7aef\u8bf7\u6c42\u7684\u8d44\u6e90\u8def\u5f84\u8fdb\u884c\u5904\u7406，\u9996\u5148\u9700\u8981\u5728\u8bf7\u6c42\u7684\u8d44\u6e90\u8def\u5f84\u524d\u62fc\u63a5\u4e0aweb\u6839\u76ee\u5f55，\u7136\u540e\u9700\u8981\u5224\u65ad\u8bf7\u6c42\u8d44\u6e90\u8def\u5f84\u7684\u6700\u540e\u4e00\u4e2a\u5b57\u7b26\u662f\u5426\u662f\/，\u5982\u679c\u662f\u5219\u8bf4\u660e\u5ba2\u6237\u7aef\u8bf7\u6c42\u7684\u662f\u4e00\u4e2a\u76ee\u5f55，\u8fd9\u65f6\u670d\u52a1\u5668\u4e0d\u4f1a\u5c06\u8be5\u76ee\u5f55\u4e0b\u5168\u90e8\u7684\u8d44\u6e90\u90fd\u8fd4\u56de\u7ed9\u5ba2\u6237\u7aef，\u800c\u662f\u9ed8\u8ba4\u5c06\u8be5\u76ee\u5f55\u4e0b\u7684index.html\u8fd4\u56de\u7ed9\u5ba2\u6237\u7aef，\u56e0\u6b64\u8fd9\u65f6\u8fd8\u9700\u8981\u5728\u8bf7\u6c42\u8d44\u6e90\u8def\u5f84\u7684\u540e\u9762\u62fc\u63a5\u4e0aindex.html\u3002 \u5bf9\u8bf7\u6c42\u8d44\u6e90\u7684\u8def\u5f84\u8fdb\u884c\u5904\u7406\u540e，\u9700\u8981\u901a\u8fc7stat\u51fd\u6570\u83b7\u53d6\u5ba2\u6237\u7aef\u8bf7\u6c42\u8d44\u6e90\u6587\u4ef6\u7684\u5c5e\u6027\u4fe1\u606f\u3002\u5982\u679c\u5ba2\u6237\u7aef\u8bf7\u6c42\u7684\u662f\u4e00\u4e2a\u76ee\u5f55，\u5219\u9700\u8981\u5728\u8bf7\u6c42\u8d44\u6e90\u8def\u5f84\u7684\u540e\u9762\u62fc\u63a5\u4e0a\/index.html\u5e76\u91cd\u65b0\u83b7\u53d6\u8d44\u6e90\u6587\u4ef6\u7684\u5c5e\u6027\u4fe1\u606f；\u5982\u679c\u5ba2\u6237\u7aef\u8bf7\u6c42\u7684\u662f\u4e00\u4e2a\u53ef\u6267\u884c\u7a0b\u5e8f，\u5219\u8bf4\u660e\u540e\u7eed\u5904\u7406\u9700\u8981\u4f7f\u7528CGI\u6a21\u5f0f，\u4e8e\u662f\u9700\u8981\u5c06HTTP\u8bf7\u6c42\u7c7b\u4e2d\u7684cgi\u8bbe\u7f6e\u4e3atrue\u3002 \u6839\u636eHTTP\u8bf7\u6c42\u7c7b\u4e2d\u7684cgi\u5206\u522b\u8fdb\u884cCGI\u6216\u975eCGI\u5904\u7406\u3002 \u4ee3\u7801\u5982\u4e0b：<\/p>\n
#define WEB_ROOT "wwwroot"
\n#define HOME_PAGE "index.html"<\/p>\n
\/\/\u670d\u52a1\u7aefEndPoint
\nclass EndPoint{
\n private:
\n int _sock; \/\/\u901a\u4fe1\u7684\u5957\u63a5\u5b57
\n HttpRequest _http_request; \/\/HTTP\u8bf7\u6c42
\n HttpResponse _http_response; \/\/HTTP\u54cd\u5e94
\n public:
\n \/\/\u5904\u7406\u8bf7\u6c42
\n void HandlerHttpRequest()
\n {
\n auto& code = _http_response._status_code;<\/p>\n
if(_http_request._method != "GET"&&_http_request._method != "POST"){ \/\/\u975e\u6cd5\u8bf7\u6c42
\n LOG(WARNING, "method is not right");
\n code = BAD_REQUEST; \/\/\u8bbe\u7f6e\u5bf9\u5e94\u7684\u72b6\u6001\u7801，\u5e76\u76f4\u63a5\u8fd4\u56de
\n return;
\n }<\/p>\n
if(_http_request._method == "GET"){
\n size_t pos = _http_request._uri.find('?');
\n if(pos != std::string::npos){ \/\/uri\u4e2d\u643a\u5e26\u53c2\u6570
\n \/\/\u5207\u5272uri，\u5f97\u5230\u5ba2\u6237\u7aef\u8bf7\u6c42\u8d44\u6e90\u7684\u8def\u5f84\u548curi\u4e2d\u643a\u5e26\u7684\u53c2\u6570
\n Util::CutString(_http_request._uri, _http_request._path, _http_request._query_string, "?");
\n _http_request._cgi = true; \/\/\u4e0a\u4f20\u4e86\u53c2\u6570，\u9700\u8981\u4f7f\u7528CGI\u6a21\u5f0f
\n }
\n else{ \/\/uri\u4e2d\u6ca1\u6709\u643a\u5e26\u53c2\u6570
\n _http_request._path = _http_request._uri; \/\/uri\u5373\u662f\u5ba2\u6237\u7aef\u8bf7\u6c42\u8d44\u6e90\u7684\u8def\u5f84
\n }
\n }
\n else if(_http_request._method == "POST"){
\n _http_request._path = _http_request._uri; \/\/uri\u5373\u662f\u5ba2\u6237\u7aef\u8bf7\u6c42\u8d44\u6e90\u7684\u8def\u5f84
\n _http_request._cgi = true; \/\/\u4e0a\u4f20\u4e86\u53c2\u6570，\u9700\u8981\u4f7f\u7528CGI\u6a21\u5f0f
\n }
\n else{
\n \/\/Do Nothing
\n }<\/p>\n
\/\/\u7ed9\u8bf7\u6c42\u8d44\u6e90\u8def\u5f84\u62fc\u63a5web\u6839\u76ee\u5f55
\n std::string path = _http_request._path;
\n _http_request._path = WEB_ROOT;
\n _http_request._path += path;<\/p>\n
\/\/\u8bf7\u6c42\u8d44\u6e90\u8def\u5f84\u4ee5\/\u7ed3\u5c3e，\u8bf4\u660e\u8bf7\u6c42\u7684\u662f\u4e00\u4e2a\u76ee\u5f55
\n if(_http_request._path[_http_request._path.size() – 1] == '\/'){
\n \/\/\u62fc\u63a5\u4e0a\u8be5\u76ee\u5f55\u4e0b\u7684index.html
\n _http_request._path += HOME_PAGE;
\n }<\/p>\n
\/\/\u83b7\u53d6\u8bf7\u6c42\u8d44\u6e90\u6587\u4ef6\u7684\u5c5e\u6027\u4fe1\u606f
\n struct stat st;
\n if(stat(_http_request._path.c_str(), &st) == 0){ \/\/\u5c5e\u6027\u4fe1\u606f\u83b7\u53d6\u6210\u529f，\u8bf4\u660e\u8be5\u8d44\u6e90\u5b58\u5728
\n if(S_ISDIR(st.st_mode)){ \/\/\u8be5\u8d44\u6e90\u662f\u4e00\u4e2a\u76ee\u5f55
\n _http_request._path += "\/"; \/\/\u9700\u8981\u62fc\u63a5\/，\u4ee5\/\u7ed3\u5c3e\u7684\u76ee\u5f55\u524d\u9762\u5df2\u7ecf\u5904\u7406\u8fc7\u4e86
\n _http_request._path += HOME_PAGE; \/\/\u62fc\u63a5\u4e0a\u8be5\u76ee\u5f55\u4e0b\u7684index.html
\n stat(_http_request._path.c_str(), &st); \/\/\u9700\u8981\u91cd\u65b0\u8d44\u6e90\u6587\u4ef6\u7684\u5c5e\u6027\u4fe1\u606f
\n }
\n else if(st.st_mode&S_IXUSR||st.st_mode&S_IXGRP||st.st_mode&S_IXOTH){ \/\/\u8be5\u8d44\u6e90\u662f\u4e00\u4e2a\u53ef\u6267\u884c\u7a0b\u5e8f
\n _http_request._cgi = true; \/\/\u9700\u8981\u4f7f\u7528CGI\u6a21\u5f0f
\n }
\n _http_response._size = st.st_size; \/\/\u8bbe\u7f6e\u8bf7\u6c42\u8d44\u6e90\u6587\u4ef6\u7684\u5927\u5c0f
\n }
\n else{ \/\/\u5c5e\u6027\u4fe1\u606f\u83b7\u53d6\u5931\u8d25，\u53ef\u4ee5\u8ba4\u4e3a\u8be5\u8d44\u6e90\u4e0d\u5b58\u5728
\n LOG(WARNING, _http_request._path + " NOT_FOUND");
\n code = NOT_FOUND; \/\/\u8bbe\u7f6e\u5bf9\u5e94\u7684\u72b6\u6001\u7801，\u5e76\u76f4\u63a5\u8fd4\u56de
\n return;
\n }<\/p>\n
\/\/\u83b7\u53d6\u8bf7\u6c42\u8d44\u6e90\u6587\u4ef6\u7684\u540e\u7f00
\n size_t pos = _http_request._path.rfind('.');
\n if(pos == std::string::npos){
\n _http_response._suffix = ".html"; \/\/\u9ed8\u8ba4\u8bbe\u7f6e
\n }
\n else{
\n _http_response._suffix = _http_request._path.substr(pos);
\n }<\/p>\n
\/\/\u8fdb\u884cCGI\u6216\u975eCGI\u5904\u7406
\n if(_http_request._cgi == true){
\n code = ProcessCgi(); \/\/\u4ee5CGI\u7684\u65b9\u5f0f\u8fdb\u884c\u5904\u7406
\n }
\n else{
\n code = ProcessNonCgi(); \/\/\u7b80\u5355\u7684\u7f51\u9875\u8fd4\u56de，\u8fd4\u56de\u9759\u6001\u7f51\u9875
\n }
\n }
\n};<\/p>\n
\u8bf4\u660e\u4e00\u4e0b：<\/p>\n
\u672c\u9879\u76ee\u5b9e\u73b0\u7684HTTP\u670d\u52a1\u5668\u53ea\u652f\u6301GET\u65b9\u6cd5\u548cPOST\u65b9\u6cd5，\u56e0\u6b64\u5982\u679c\u5ba2\u6237\u7aef\u53d1\u6765\u7684HTTP\u8bf7\u6c42\u4e2d\u4e0d\u662f\u8fd9\u4e24\u79cd\u65b9\u6cd5\u5219\u8ba4\u4e3a\u8bf7\u6c42\u65b9\u6cd5\u9519\u8bef，\u5982\u679c\u60f3\u8ba9\u670d\u52a1\u5668\u652f\u6301\u5176\u4ed6\u7684\u8bf7\u6c42\u65b9\u6cd5\u5219\u76f4\u63a5\u589e\u52a0\u5bf9\u5e94\u7684\u903b\u8f91\u5373\u53ef\u3002 \u670d\u52a1\u5668\u5411\u5916\u63d0\u4f9b\u7684\u8d44\u6e90\u90fd\u4f1a\u653e\u5728web\u6839\u76ee\u5f55\u4e0b，\u6bd4\u5982\u7f51\u9875\u3001\u56fe\u7247\u3001\u89c6\u9891\u7b49\u8d44\u6e90，\u672c\u9879\u76ee\u4e2d\u7684web\u6839\u76ee\u5f55\u53d6\u540d\u4e3awwwroot\u3002web\u6839\u76ee\u5f55\u4e0b\u7684\u6240\u6709\u5b50\u76ee\u5f55\u4e0b\u90fd\u4f1a\u6709\u4e00\u4e2a\u9996\u9875\u6587\u4ef6，\u5f53\u7528\u6237\u8bf7\u6c42\u7684\u8d44\u6e90\u662f\u4e00\u4e2a\u76ee\u5f55\u65f6，\u5c31\u4f1a\u9ed8\u8ba4\u8fd4\u56de\u8be5\u76ee\u5f55\u4e0b\u7684\u9996\u9875\u6587\u4ef6，\u672c\u9879\u76ee\u4e2d\u7684\u9996\u9875\u6587\u4ef6\u53d6\u540d\u4e3aindex.html\u3002 stat\u662f\u4e00\u4e2a\u7cfb\u7edf\u8c03\u7528\u51fd\u6570，\u5b83\u53ef\u4ee5\u83b7\u53d6\u6307\u5b9a\u6587\u4ef6\u7684\u5c5e\u6027\u4fe1\u606f，\u5305\u62ec\u6587\u4ef6\u7684inode\u7f16\u53f7\u3001\u6587\u4ef6\u7684\u6743\u9650\u3001\u6587\u4ef6\u7684\u5927\u5c0f\u7b49\u3002\u5982\u679c\u8c03\u7528stat\u51fd\u6570\u83b7\u53d6\u6587\u4ef6\u7684\u5c5e\u6027\u4fe1\u606f\u5931\u8d25，\u5219\u53ef\u4ee5\u8ba4\u4e3a\u5ba2\u6237\u7aef\u8bf7\u6c42\u7684\u8fd9\u4e2a\u8d44\u6e90\u6587\u4ef6\u4e0d\u5b58\u5728，\u6b64\u65f6\u76f4\u63a5\u8bbe\u7f6e\u72b6\u6001\u7801\u4e3aNOT_FOUND\u540e\u505c\u6b62\u5904\u7406\u5373\u53ef\u3002 \u5f53\u83b7\u53d6\u6587\u4ef6\u7684\u5c5e\u6027\u4fe1\u606f\u540e\u53d1\u73b0\u8be5\u6587\u4ef6\u662f\u4e00\u4e2a\u76ee\u5f55，\u6b64\u65f6\u8bf7\u6c42\u8d44\u6e90\u8def\u5f84\u4e00\u5b9a\u4e0d\u662f\u4ee5\/\u7ed3\u5c3e\u7684，\u56e0\u4e3a\u5728\u6b64\u4e4b\u524d\u5df2\u7ecf\u5bf9\/\u7ed3\u5c3e\u7684\u8bf7\u6c42\u8d44\u6e90\u8def\u5f84\u8fdb\u884c\u8fc7\u5904\u7406\u4e86，\u56e0\u6b64\u8fd9\u65f6\u9700\u8981\u7ed9\u8bf7\u6c42\u8d44\u6e90\u8def\u5f84\u62fc\u63a5\u4e0a\/index.html\u3002 \u53ea\u8981\u4e00\u4e2a\u6587\u4ef6\u7684\u62e5\u6709\u8005\u3001\u6240\u5c5e\u7ec4\u3001other\u5176\u4e2d\u4e00\u4e2a\u5177\u6709\u53ef\u6267\u884c\u6743\u9650，\u5219\u8bf4\u660e\u8fd9\u662f\u4e00\u4e2a\u53ef\u6267\u884c\u6587\u4ef6，\u6b64\u65f6\u5c31\u9700\u8981\u5c06HTTP\u8bf7\u6c42\u7c7b\u4e2d\u7684cgi\u8bbe\u7f6e\u4e3atrue\u3002 \u7531\u4e8e\u540e\u7eed\u6784\u5efaHTTP\u54cd\u5e94\u65f6\u9700\u8981\u7528\u5230\u8bf7\u6c42\u8d44\u6e90\u6587\u4ef6\u7684\u540e\u7f00，\u56e0\u6b64\u4ee3\u7801\u4e2d\u5bf9\u8bf7\u6c42\u8d44\u6e90\u8def\u5f84\u901a\u8fc7\u4ece\u540e\u5f80\u524d\u627e.\u7684\u65b9\u5f0f，\u6765\u83b7\u53d6\u8bf7\u6c42\u8d44\u6e90\u6587\u4ef6\u7684\u540e\u7f00，\u5982\u679c\u6ca1\u6709\u627e\u5230.\u5219\u9ed8\u8ba4\u8bf7\u6c42\u8d44\u6e90\u7684\u540e\u7f00\u4e3a.html\u3002 \u7531\u4e8e\u8bf7\u6c42\u8d44\u6e90\u6587\u4ef6\u7684\u5927\u5c0f\u540e\u7eed\u53ef\u80fd\u4f1a\u7528\u5230，\u56e0\u6b64\u5728\u83b7\u53d6\u5230\u8bf7\u6c42\u8d44\u6e90\u6587\u4ef6\u7684\u5c5e\u6027\u540e，\u53ef\u4ee5\u5c06\u8bf7\u6c42\u8d44\u6e90\u6587\u4ef6\u7684\u5927\u5c0f\u4fdd\u5b58\u5230HTTP\u54cd\u5e94\u7c7b\u7684size\u4e2d\u3002<\/p>\n
CGI\u5904\u7406<\/p>\n
\u2003\u2003CGI\u5904\u7406\u65f6\u9700\u8981\u521b\u5efa\u5b50\u8fdb\u7a0b\u8fdb\u884c\u8fdb\u7a0b\u7a0b\u5e8f\u66ff\u6362，\u4f46\u662f\u5728\u521b\u5efa\u5b50\u8fdb\u7a0b\u4e4b\u524d\u9700\u8981\u5148\u521b\u5efa\u4e24\u4e2a\u533f\u540d\u7ba1\u9053\u3002\u8fd9\u91cc\u7ad9\u5728\u7236\u8fdb\u7a0b\u89d2\u5ea6\u5bf9\u8fd9\u4e24\u4e2a\u7ba1\u9053\u8fdb\u884c\u547d\u540d，\u7236\u8fdb\u7a0b\u7528\u4e8e\u8bfb\u53d6\u6570\u636e\u7684\u7ba1\u9053\u53eb\u505ainput，\u7236\u8fdb\u7a0b\u7528\u4e8e\u5199\u5165\u6570\u636e\u7684\u7ba1\u9053\u53eb\u505aoutput\u3002<\/p>\n
\u793a\u610f\u56fe\u5982\u4e0b：<\/p>\n
![\"\"](\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/04\/20250418113810-680239a22a32e.png\")
<\/p>\n
\u521b\u5efa\u533f\u540d\u7ba1\u9053\u5e76\u521b\u5efa\u5b50\u8fdb\u7a0b\u540e，\u9700\u8981\u7236\u5b50\u8fdb\u7a0b\u5404\u81ea\u5173\u95ed\u4e24\u4e2a\u7ba1\u9053\u5bf9\u5e94\u7684\u8bfb\u5199\u7aef：<\/p>\n
\u5bf9\u4e8e\u7236\u8fdb\u7a0b\u6765\u8bf4，input\u7ba1\u9053\u662f\u7528\u6765\u8bfb\u6570\u636e\u7684，\u56e0\u6b64\u7236\u8fdb\u7a0b\u9700\u8981\u4fdd\u7559input[0]\u5173\u95edinput[1]，\u800coutput\u7ba1\u9053\u662f\u7528\u6765\u5199\u6570\u636e\u7684，\u56e0\u6b64\u7236\u8fdb\u7a0b\u9700\u8981\u4fdd\u7559output[1]\u5173\u95edoutput[0]\u3002 \u5bf9\u4e8e\u5b50\u8fdb\u7a0b\u6765\u8bf4，input\u7ba1\u9053\u662f\u7528\u6765\u5199\u6570\u636e\u7684，\u56e0\u6b64\u5b50\u8fdb\u7a0b\u9700\u8981\u4fdd\u7559input[1]\u5173\u95edinput[0]，\u800coutput\u7ba1\u9053\u662f\u7528\u6765\u8bfb\u6570\u636e\u7684，\u56e0\u6b64\u5b50\u8fdb\u7a0b\u9700\u8981\u4fdd\u7559output[0]\u5173\u95edoutput[1]\u3002 \u2003\u2003\u6b64\u65f6\u7236\u5b50\u8fdb\u7a0b\u4e4b\u95f4\u7684\u901a\u4fe1\u4fe1\u9053\u5df2\u7ecf\u5efa\u7acb\u597d\u4e86，\u4f46\u4e3a\u4e86\u8ba9\u66ff\u6362\u540e\u7684CGI\u7a0b\u5e8f\u4ece\u6807\u51c6\u8f93\u5165\u8bfb\u53d6\u6570\u636e\u7b49\u4ef7\u4e8e\u4ece\u7ba1\u9053\u8bfb\u53d6\u6570\u636e，\u5411\u6807\u51c6\u8f93\u51fa\u5199\u5165\u6570\u636e\u7b49\u4ef7\u4e8e\u5411\u7ba1\u9053\u5199\u5165\u6570\u636e，\u56e0\u6b64\u5728\u5b50\u8fdb\u7a0b\u8fdb\u884c\u8fdb\u7a0b\u7a0b\u5e8f\u66ff\u6362\u4e4b\u524d，\u8fd8\u9700\u8981\u5bf9\u5b50\u8fdb\u7a0b\u8fdb\u884c\u91cd\u5b9a\u5411\u3002<\/p>\n
\u5047\u8bbe\u5b50\u8fdb\u7a0b\u4fdd\u7559\u7684input[1]\u548coutput[0]\u5bf9\u5e94\u7684\u6587\u4ef6\u63cf\u8ff0\u7b26\u5206\u522b\u662f3\u548c4，\u90a3\u4e48\u5b50\u8fdb\u7a0b\u5bf9\u5e94\u7684\u6587\u4ef6\u63cf\u8ff0\u7b26\u8868\u7684\u6307\u5411\u5927\u81f4\u5982\u4e0b：<\/p>\n
![\"\"](\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/04\/20250418113810-680239a24fd30.png\")
<\/p>\n
\u2003\u73b0\u5728\u6211\u4eec\u8981\u505a\u7684\u5c31\u662f\u5c06\u5b50\u8fdb\u7a0b\u7684\u6807\u51c6\u8f93\u5165\u91cd\u5b9a\u5411\u5230output\u7ba1\u9053，\u5c06\u5b50\u8fdb\u7a0b\u7684\u6807\u51c6\u8f93\u51fa\u91cd\u5b9a\u5411\u5230input\u7ba1\u9053，\u4e5f\u5c31\u662f\u8ba9\u5b50\u8fdb\u7a0b\u76840\u53f7\u6587\u4ef6\u63cf\u8ff0\u7b26\u6307\u5411output\u7ba1\u9053，\u8ba9\u5b50\u8fdb\u7a0b\u76841\u53f7\u6587\u4ef6\u63cf\u8ff0\u7b26\u6307\u5411input\u7ba1\u9053\u3002<\/p>\n
\u793a\u610f\u56fe\u5982\u4e0b：<\/p>\n
![\"\"](\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/04\/20250418113810-680239a2a3811.png\")
<\/p>\n
\u6b64\u5916，\u5728\u5b50\u8fdb\u7a0b\u8fdb\u884c\u8fdb\u7a0b\u7a0b\u5e8f\u66ff\u6362\u4e4b\u524d，\u8fd8\u9700\u8981\u8fdb\u884c\u5404\u79cd\u53c2\u6570\u7684\u4f20\u9012：<\/p>\n
\u6b64\u65f6\u5b50\u8fdb\u7a0b\u5c31\u53ef\u4ee5\u8fdb\u884c\u8fdb\u7a0b\u7a0b\u5e8f\u66ff\u6362\u4e86，\u800c\u7236\u8fdb\u7a0b\u9700\u8981\u505a\u5982\u4e0b\u5de5\u4f5c：<\/p>\n
\u4ee3\u7801\u5982\u4e0b：<\/p>\n
\/\/\u670d\u52a1\u7aefEndPoint
\nclass EndPoint{
\n private:
\n int _sock; \/\/\u901a\u4fe1\u7684\u5957\u63a5\u5b57
\n HttpRequest _http_request; \/\/HTTP\u8bf7\u6c42
\n HttpResponse _http_response; \/\/HTTP\u54cd\u5e94
\n private:
\n \/\/CGI\u5904\u7406
\n int ProcessCgi()
\n {
\n int code = OK; \/\/\u8981\u8fd4\u56de\u7684\u72b6\u6001\u7801，\u9ed8\u8ba4\u8bbe\u7f6e\u4e3a200<\/p>\n
auto& bin = _http_request._path; \/\/\u9700\u8981\u6267\u884c\u7684CGI\u7a0b\u5e8f
\n auto& method = _http_request._method; \/\/\u8bf7\u6c42\u65b9\u6cd5<\/p>\n
\/\/\u9700\u8981\u4f20\u9012\u7ed9CGI\u7a0b\u5e8f\u7684\u53c2\u6570
\n auto& query_string = _http_request._query_string; \/\/GET
\n auto& request_body = _http_request._request_body; \/\/POST<\/p>\n
int content_length = _http_request._content_length; \/\/\u8bf7\u6c42\u6b63\u6587\u7684\u957f\u5ea6
\n auto& response_body = _http_response._response_body; \/\/CGI\u7a0b\u5e8f\u7684\u5904\u7406\u7ed3\u679c\u653e\u5230\u54cd\u5e94\u6b63\u6587\u5f53\u4e2d<\/p>\n
\/\/1\u3001\u521b\u5efa\u4e24\u4e2a\u533f\u540d\u7ba1\u9053（\u7ba1\u9053\u547d\u540d\u7ad9\u5728\u7236\u8fdb\u7a0b\u89d2\u5ea6）
\n \/\/\u521b\u5efa\u4ece\u5b50\u8fdb\u7a0b\u5230\u7236\u8fdb\u7a0b\u7684\u901a\u4fe1\u4fe1\u9053
\n int input[2];
\n if(pipe(input) < 0){ \/\/\u7ba1\u9053\u521b\u5efa\u5931\u8d25，\u5219\u8fd4\u56de\u5bf9\u5e94\u7684\u72b6\u6001\u7801
\n LOG(ERROR, "pipe input error!");
\n code = INTERNAL_SERVER_ERROR;
\n return code;
\n }
\n \/\/\u521b\u5efa\u4ece\u7236\u8fdb\u7a0b\u5230\u5b50\u8fdb\u7a0b\u7684\u901a\u4fe1\u4fe1\u9053
\n int output[2];
\n if(pipe(output) < 0){ \/\/\u7ba1\u9053\u521b\u5efa\u5931\u8d25，\u5219\u8fd4\u56de\u5bf9\u5e94\u7684\u72b6\u6001\u7801
\n LOG(ERROR, "pipe output error!");
\n code = INTERNAL_SERVER_ERROR;
\n return code;
\n }<\/p>\n
\/\/2\u3001\u521b\u5efa\u5b50\u8fdb\u7a0b
\n pid_t pid = fork();
\n if(pid == 0){ \/\/child
\n \/\/\u5b50\u8fdb\u7a0b\u5173\u95ed\u4e24\u4e2a\u7ba1\u9053\u5bf9\u5e94\u7684\u8bfb\u5199\u7aef
\n close(input[0]);
\n close(output[1]);<\/p>\n
\/\/\u5c06\u8bf7\u6c42\u65b9\u6cd5\u901a\u8fc7\u73af\u5883\u53d8\u91cf\u4f20\u53c2
\n std::string method_env = "METHOD=";
\n method_env += method;
\n putenv((char*)method_env.c_str());<\/p>\n
if(method == "GET"){ \/\/\u5c06query_string\u901a\u8fc7\u73af\u5883\u53d8\u91cf\u4f20\u53c2
\n std::string query_env = "QUERY_STRING=";
\n query_env += query_string;
\n putenv((char*)query_env.c_str());
\n LOG(INFO, "GET Method, Add Query_String env");
\n }
\n else if(method == "POST"){ \/\/\u5c06\u6b63\u6587\u957f\u5ea6\u901a\u8fc7\u73af\u5883\u53d8\u91cf\u4f20\u53c2
\n std::string content_length_env = "CONTENT_LENGTH=";
\n content_length_env += std::to_string(content_length);
\n putenv((char*)content_length_env.c_str());
\n LOG(INFO, "POST Method, Add Content_Length env");
\n }
\n else{
\n \/\/Do Nothing
\n }<\/p>\n
\/\/3\u3001\u5c06\u5b50\u8fdb\u7a0b\u7684\u6807\u51c6\u8f93\u5165\u8f93\u51fa\u8fdb\u884c\u91cd\u5b9a\u5411
\n dup2(output[0], 0); \/\/\u6807\u51c6\u8f93\u5165\u91cd\u5b9a\u5411\u5230\u7ba1\u9053\u7684\u8f93\u5165
\n dup2(input[1], 1); \/\/\u6807\u51c6\u8f93\u51fa\u91cd\u5b9a\u5411\u5230\u7ba1\u9053\u7684\u8f93\u51fa<\/p>\n
\/\/4\u3001\u5c06\u5b50\u8fdb\u7a0b\u66ff\u6362\u4e3a\u5bf9\u5e94\u7684CGI\u7a0b\u5e8f
\n execl(bin.c_str(), bin.c_str(), nullptr);
\n exit(1); \/\/\u66ff\u6362\u5931\u8d25
\n }
\n else if(pid < 0){ \/\/\u521b\u5efa\u5b50\u8fdb\u7a0b\u5931\u8d25，\u5219\u8fd4\u56de\u5bf9\u5e94\u7684\u9519\u8bef\u7801
\n LOG(ERROR, "fork error!");
\n code = INTERNAL_SERVER_ERROR;
\n return code;
\n }
\n else{ \/\/father
\n \/\/\u7236\u8fdb\u7a0b\u5173\u95ed\u4e24\u4e2a\u7ba1\u9053\u5bf9\u5e94\u7684\u8bfb\u5199\u7aef
\n close(input[1]);
\n close(output[0]);<\/p>\n
if(method == "POST"){ \/\/\u5c06\u6b63\u6587\u4e2d\u7684\u53c2\u6570\u901a\u8fc7\u7ba1\u9053\u4f20\u9012\u7ed9CGI\u7a0b\u5e8f
\n const char* start = request_body.c_str();
\n int total = 0;
\n int size = 0;
\n while(total < content_length && (size = write(output[1], start + total, request_body.size() – total)) > 0){
\n total += size;
\n }
\n }<\/p>\n
\/\/\u8bfb\u53d6CGI\u7a0b\u5e8f\u7684\u5904\u7406\u7ed3\u679c
\n char ch = 0;
\n while(read(input[0], &ch, 1) > 0){
\n response_body.push_back(ch);
\n } \/\/\u4e0d\u4f1a\u4e00\u76f4\u8bfb，\u5f53\u53e6\u4e00\u7aef\u5173\u95ed\u540e\u4f1a\u7ee7\u7eed\u6267\u884c\u4e0b\u9762\u7684\u4ee3\u7801<\/p>\n
\/\/\u7b49\u5f85\u5b50\u8fdb\u7a0b（CGI\u7a0b\u5e8f）\u9000\u51fa
\n int status = 0;
\n pid_t ret = waitpid(pid, &status, 0);
\n if(ret == pid){
\n if(WIFEXITED(status)){ \/\/\u6b63\u5e38\u9000\u51fa
\n if(WEXITSTATUS(status) == 0){ \/\/\u7ed3\u679c\u6b63\u786e
\n LOG(INFO, "CGI program exits normally with correct results");
\n code = OK;
\n }
\n else{
\n LOG(INFO, "CGI program exits normally with incorrect results");
\n code = BAD_REQUEST;
\n }
\n }
\n else{
\n LOG(INFO, "CGI program exits abnormally");
\n code = INTERNAL_SERVER_ERROR;
\n }
\n }<\/p>\n
\/\/\u5173\u95ed\u4e24\u4e2a\u7ba1\u9053\u5bf9\u5e94\u7684\u6587\u4ef6\u63cf\u8ff0\u7b26
\n close(input[0]);
\n close(output[1]);
\n }
\n return code; \/\/\u8fd4\u56de\u72b6\u6001\u7801
\n }
\n};<\/p>\n
\u8bf4\u660e\u4e00\u4e0b：<\/p>\n
\u5728CGI\u5904\u7406\u8fc7\u7a0b\u4e2d，\u5982\u679c\u7ba1\u9053\u521b\u5efa\u5931\u8d25\u6216\u8005\u5b50\u8fdb\u7a0b\u521b\u5efa\u5931\u8d25，\u5219\u5c5e\u4e8e\u670d\u52a1\u5668\u7aef\u5904\u7406\u8bf7\u6c42\u65f6\u51fa\u9519，\u6b64\u65f6\u8fd4\u56deINTERNAL_SERVER_ERROR\u72b6\u6001\u7801\u540e\u505c\u6b62\u5904\u7406\u5373\u53ef\u3002 \u73af\u5883\u53d8\u91cf\u662fkey=value\u5f62\u5f0f\u7684，\u56e0\u6b64\u5728\u8c03\u7528putenv\u51fd\u6570\u5bfc\u5165\u73af\u5883\u53d8\u91cf\u524d\u9700\u8981\u5148\u6b63\u786e\u6784\u5efa\u73af\u5883\u53d8\u91cf，\u6b64\u540e\u88ab\u66ff\u6362\u7684CGI\u7a0b\u5e8f\u5728\u8c03\u7528getenv\u51fd\u6570\u65f6，\u5c31\u53ef\u4ee5\u901a\u8fc7key\u83b7\u53d6\u5230\u5bf9\u5e94\u7684value\u3002 \u5b50\u8fdb\u7a0b\u4f20\u9012\u53c2\u6570\u7684\u4ee3\u7801\u6700\u597d\u653e\u5728\u91cd\u5b9a\u5411\u4e4b\u524d，\u5426\u5219\u670d\u52a1\u5668\u8fd0\u884c\u540e\u65e0\u6cd5\u770b\u5230\u4f20\u9012\u53c2\u6570\u5bf9\u5e94\u7684\u65e5\u5fd7\u4fe1\u606f，\u56e0\u4e3a\u65e5\u5fd7\u662f\u4ee5cout\u7684\u65b9\u5f0f\u6253\u5370\u5230\u6807\u51c6\u8f93\u51fa\u7684，\u800cdup2\u51fd\u6570\u8c03\u7528\u540e\u6807\u51c6\u8f93\u51fa\u5df2\u7ecf\u88ab\u91cd\u5b9a\u5411\u5230\u4e86\u7ba1\u9053，\u6b64\u65f6\u6253\u5370\u7684\u65e5\u5fd7\u4fe1\u606f\u5c06\u4f1a\u88ab\u5199\u5165\u7ba1\u9053\u3002 \u7236\u8fdb\u7a0b\u5faa\u73af\u8c03\u7528read\u51fd\u6570\u4ece\u7ba1\u9053\u4e2d\u8bfb\u53d6CGI\u7a0b\u5e8f\u7684\u5904\u7406\u7ed3\u679c，\u5f53CGI\u7a0b\u5e8f\u6267\u884c\u7ed3\u675f\u65f6\u76f8\u5f53\u4e8e\u5199\u7aef\u8fdb\u7a0b\u5c06\u5199\u7aef\u5173\u95ed\u4e86（\u6587\u4ef6\u63cf\u8ff0\u7b26\u7684\u751f\u547d\u5468\u671f\u968f\u8fdb\u7a0b），\u6b64\u65f6\u8bfb\u7aef\u8fdb\u7a0b\u5c06\u7ba1\u9053\u5f53\u4e2d\u7684\u6570\u636e\u8bfb\u5b8c\u540e，\u5c31\u4f1a\u7ee7\u7eed\u6267\u884c\u540e\u7eed\u4ee3\u7801，\u800c\u4e0d\u4f1a\u88ab\u963b\u585e\u3002 \u7236\u8fdb\u7a0b\u5728\u7b49\u5f85\u5b50\u8fdb\u7a0b\u9000\u51fa\u540e，\u53ef\u4ee5\u901a\u8fc7WIFEXITED\u5224\u65ad\u5b50\u8fdb\u7a0b\u662f\u5426\u662f\u6b63\u5e38\u9000\u51fa，\u5982\u679c\u662f\u6b63\u5e38\u9000\u51fa\u518d\u901a\u8fc7WEXITSTATUS\u5224\u65ad\u5904\u7406\u7ed3\u679c\u662f\u5426\u6b63\u786e，\u7136\u540e\u6839\u636e\u4e0d\u540c\u60c5\u51b5\u8bbe\u7f6e\u5bf9\u5e94\u7684\u72b6\u6001\u7801（\u6b64\u65f6\u5c31\u7b97\u5b50\u8fdb\u7a0b\u5f02\u5e38\u9000\u51fa\u6216\u5904\u7406\u7ed3\u679c\u4e0d\u6b63\u786e\u4e5f\u4e0d\u80fd\u7acb\u5373\u8fd4\u56de，\u9700\u8981\u8ba9\u7236\u8fdb\u7a0b\u7ee7\u7eed\u5411\u540e\u6267\u884c，\u5173\u95ed\u4e24\u4e2a\u7ba1\u9053\u5bf9\u5e94\u7684\u6587\u4ef6\u63cf\u8ff0\u7b26，\u9632\u6b62\u6587\u4ef6\u63cf\u8ff0\u7b26\u6cc4\u9732）\u3002\u975eCGI\u5904\u7406<\/p>\n
\u2003\u2003\u975eCGI\u5904\u7406\u65f6\u53ea\u9700\u8981\u5c06\u5ba2\u6237\u7aef\u8bf7\u6c42\u7684\u8d44\u6e90\u6784\u5efa\u6210HTTP\u54cd\u5e94\u53d1\u9001\u7ed9\u5ba2\u6237\u7aef\u5373\u53ef，\u7406\u8bba\u4e0a\u8fd9\u91cc\u8981\u505a\u7684\u5c31\u662f\u6253\u5f00\u76ee\u6807\u6587\u4ef6，\u5c06\u6587\u4ef6\u4e2d\u7684\u5185\u5bb9\u8bfb\u53d6\u5230HTTP\u54cd\u5e94\u7c7b\u7684response_body\u4e2d，\u4ee5\u4f9b\u540e\u7eed\u53d1\u9001HTTP\u54cd\u5e94\u65f6\u8fdb\u884c\u53d1\u9001\u5373\u53ef，\u4f46\u6211\u4eec\u5e76\u4e0d\u63a8\u8350\u8fd9\u79cd\u505a\u6cd5\u3002<\/p>\n
\u2003\u2003\u56e0\u4e3aHTTP\u54cd\u5e94\u7c7b\u7684response_body\u5c5e\u4e8e\u7528\u6237\u5c42\u7684\u7f13\u51b2\u533a，\u800c\u76ee\u6807\u6587\u4ef6\u662f\u5b58\u50a8\u5728\u670d\u52a1\u5668\u7684\u78c1\u76d8\u4e0a\u7684，\u6309\u7167\u8fd9\u79cd\u65b9\u5f0f\u9700\u8981\u5148\u5c06\u6587\u4ef6\u5185\u5bb9\u8bfb\u53d6\u5230\u5185\u6838\u5c42\u7f13\u51b2\u533a，\u518d\u7531\u64cd\u4f5c\u7cfb\u7edf\u5c06\u5176\u62f7\u8d1d\u5230\u7528\u6237\u5c42\u7f13\u51b2\u533a，\u53d1\u9001\u54cd\u5e94\u6b63\u6587\u7684\u65f6\u5019\u53c8\u9700\u8981\u5148\u5c06\u5176\u62f7\u8d1d\u5230\u5185\u6838\u5c42\u7f13\u51b2\u533a，\u518d\u7531\u64cd\u4f5c\u7cfb\u7edf\u5c06\u5176\u53d1\u9001\u7ed9\u5bf9\u5e94\u7684\u7f51\u5361\u8fdb\u884c\u53d1\u9001\u3002<\/p>\n
\u793a\u610f\u56fe\u5982\u4e0b：<\/p>\n
![\"\"](\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/04\/20250418113810-680239a2f1782.png\")
<\/p>\n
\u2003\u53ef\u4ee5\u770b\u5230\u4e0a\u8ff0\u8fc7\u7a0b\u6d89\u53ca\u6570\u636e\u5728\u7528\u6237\u5c42\u548c\u5185\u6838\u5c42\u7684\u6765\u56de\u62f7\u8d1d，\u4f46\u5b9e\u9645\u8fd9\u4e2a\u62f7\u8d1d\u64cd\u4f5c\u662f\u4e0d\u9700\u8981\u7684，\u6211\u4eec\u5b8c\u5168\u53ef\u4ee5\u76f4\u63a5\u5c06\u78c1\u76d8\u5f53\u4e2d\u7684\u76ee\u6807\u6587\u4ef6\u5185\u5bb9\u8bfb\u53d6\u5230\u5185\u6838，\u518d\u7531\u5185\u6838\u5c06\u5176\u53d1\u9001\u7ed9\u5bf9\u5e94\u7684\u7f51\u5361\u8fdb\u884c\u53d1\u9001\u3002<\/p>\n
\u793a\u610f\u56fe\u5982\u4e0b：<\/p>\n
![\"\"](\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/04\/20250418113811-680239a32f9bc.png\")
<\/p>\n
\u2003\u8981\u8fbe\u5230\u4e0a\u8ff0\u6548\u679c\u5c31\u9700\u8981\u4f7f\u7528sendfile\u51fd\u6570，\u8be5\u51fd\u6570\u7684\u529f\u80fd\u5c31\u662f\u5c06\u6570\u636e\u4ece\u4e00\u4e2a\u6587\u4ef6\u63cf\u8ff0\u7b26\u62f7\u8d1d\u5230\u53e6\u4e00\u4e2a\u6587\u4ef6\u63cf\u8ff0\u7b26，\u5e76\u4e14\u8fd9\u4e2a\u62f7\u8d1d\u64cd\u4f5c\u662f\u5728\u5185\u6838\u4e2d\u5b8c\u6210\u7684，\u56e0\u6b64sendfile\u6bd4\u5355\u7eaf\u7684\u8c03\u7528read\u548cwrite\u66f4\u52a0\u9ad8\u6548\u3002<\/p>\n
\u2003\u2003\u4f46\u662f\u9700\u8981\u6ce8\u610f\u7684\u662f，\u8fd9\u91cc\u8fd8\u4e0d\u80fd\u76f4\u63a5\u8c03\u7528sendfile\u51fd\u6570，\u56e0\u4e3asendfile\u51fd\u6570\u8c03\u7528\u540e\u6587\u4ef6\u5185\u5bb9\u5c31\u53d1\u9001\u51fa\u53bb\u4e86，\u800c\u6211\u4eec\u5e94\u8be5\u6784\u5efaHTTP\u54cd\u5e94\u540e\u518d\u8fdb\u884c\u53d1\u9001，\u56e0\u6b64\u6211\u4eec\u8fd9\u91cc\u8981\u505a\u7684\u4ec5\u4ec5\u662f\u5c06\u8981\u53d1\u9001\u7684\u76ee\u6807\u6587\u4ef6\u6253\u5f00\u5373\u53ef，\u5c06\u6253\u5f00\u6587\u4ef6\u5bf9\u5e94\u7684\u6587\u4ef6\u63cf\u8ff0\u7b26\u4fdd\u5b58\u5230HTTP\u54cd\u5e94\u7684fd\u5f53\u4e2d\u3002<\/p>\n
\u4ee3\u7801\u5982\u4e0b：<\/p>\n
\/\/\u670d\u52a1\u7aefEndPoint
\nclass EndPoint{
\n private:
\n int _sock; \/\/\u901a\u4fe1\u7684\u5957\u63a5\u5b57
\n HttpRequest _http_request; \/\/HTTP\u8bf7\u6c42
\n HttpResponse _http_response; \/\/HTTP\u54cd\u5e94
\n private:
\n \/\/\u975eCGI\u5904\u7406
\n int ProcessNonCgi()
\n {
\n \/\/\u6253\u5f00\u5ba2\u6237\u7aef\u8bf7\u6c42\u7684\u8d44\u6e90\u6587\u4ef6，\u4ee5\u4f9b\u540e\u7eed\u53d1\u9001
\n _http_response._fd = open(_http_request._path.c_str(), O_RDONLY);
\n if(_http_response._fd >= 0){ \/\/\u6253\u5f00\u6587\u4ef6\u6210\u529f
\n return OK;
\n }
\n return INTERNAL_SERVER_ERROR; \/\/\u6253\u5f00\u6587\u4ef6\u5931\u8d25
\n }
\n};<\/p>\n
\u8bf4\u660e\u4e00\u4e0b： \u5982\u679c\u6253\u5f00\u6587\u4ef6\u5931\u8d25，\u5219\u8fd4\u56deINTERNAL_SERVER_ERROR\u72b6\u6001\u7801\u8868\u793a\u670d\u52a1\u5668\u5904\u7406\u8bf7\u6c42\u65f6\u51fa\u9519，\u800c\u4e0d\u80fd\u8fd4\u56deNOT_FOUND，\u56e0\u4e3a\u4e4b\u524d\u8c03\u7528stat\u83b7\u53d6\u8fc7\u5ba2\u6237\u7aef\u8bf7\u6c42\u8d44\u6e90\u7684\u5c5e\u6027\u4fe1\u606f，\u8bf4\u660e\u8be5\u8d44\u6e90\u6587\u4ef6\u662f\u4e00\u5b9a\u5b58\u5728\u7684\u3002<\/p>\n
\u6784\u5efaHTTP\u54cd\u5e94<\/p>\n
\u6784\u5efaHTTP\u54cd\u5e94<\/p>\n
\u2003\u2003\u6784\u5efaHTTP\u54cd\u5e94\u9996\u5148\u9700\u8981\u6784\u5efa\u7684\u5c31\u662f\u72b6\u6001\u884c，\u72b6\u6001\u884c\u7531\u72b6\u6001\u7801\u3001\u72b6\u6001\u7801\u63cf\u8ff0\u3001HTTP\u7248\u672c\u6784\u6210，\u5e76\u4ee5\u7a7a\u683c\u4f5c\u4e3a\u5206\u9694\u7b26，\u5c06\u72b6\u6001\u884c\u6784\u5efa\u597d\u540e\u4fdd\u5b58\u5230HTTP\u54cd\u5e94\u7684status_line\u5f53\u4e2d\u5373\u53ef，\u800c\u54cd\u5e94\u62a5\u5934\u9700\u8981\u6839\u636e\u8bf7\u6c42\u662f\u5426\u6b63\u5e38\u5904\u7406\u5b8c\u6bd5\u5206\u522b\u8fdb\u884c\u6784\u5efa\u3002<\/p>\n
\u4ee3\u7801\u5982\u4e0b：<\/p>\n
#define HTTP_VERSION "HTTP\/1.0"
\n#define LINE_END "\\\\r\\\\n"<\/p>\n
#define PAGE_400 "400.html"
\n#define PAGE_404 "404.html"
\n#define PAGE_500 "500.html"<\/p>\n
\/\/\u670d\u52a1\u7aefEndPoint
\nclass EndPoint{
\n private:
\n int _sock; \/\/\u901a\u4fe1\u7684\u5957\u63a5\u5b57
\n HttpRequest _http_request; \/\/HTTP\u8bf7\u6c42
\n HttpResponse _http_response; \/\/HTTP\u54cd\u5e94
\n public:
\n \/\/\u6784\u5efa\u54cd\u5e94
\n void BuildHttpResponse()
\n {
\n int code = _http_response._status_code;
\n \/\/\u6784\u5efa\u72b6\u6001\u884c
\n auto& status_line = _http_response._status_line;
\n status_line += HTTP_VERSION;
\n status_line += " ";
\n status_line += std::to_string(code);
\n status_line += " ";
\n status_line += CodeToDesc(code);
\n status_line += LINE_END;<\/p>\n
\/\/\u6784\u5efa\u54cd\u5e94\u62a5\u5934
\n std::string path = WEB_ROOT;
\n path += "\/";
\n switch(code){
\n case OK:
\n BuildOkResponse();
\n break;
\n case NOT_FOUND:
\n path += PAGE_404;
\n HandlerError(path);
\n break;
\n case BAD_REQUEST:
\n path += PAGE_400;
\n HandlerError(path);
\n break;
\n case INTERNAL_SERVER_ERROR:
\n path += PAGE_500;
\n HandlerError(path);
\n break;
\n default:
\n break;
\n }
\n }
\n};<\/p>\n
\u6ce8\u610f： \u672c\u9879\u76ee\u4e2d\u5c06\u670d\u52a1\u5668\u7684\u884c\u5206\u9694\u7b26\u8bbe\u7f6e\u4e3a\\\\r\\\\n，\u5728\u6784\u5efa\u5b8c\u72b6\u6001\u884c\u4ee5\u53ca\u6bcf\u884c\u54cd\u5e94\u62a5\u5934\u4e4b\u540e\u90fd\u9700\u8981\u52a0\u4e0a\u5bf9\u5e94\u7684\u884c\u5206\u9694\u7b26，\u800c\u5728HTTP\u54cd\u5e94\u7c7b\u7684\u6784\u9020\u51fd\u6570\u4e2d\u5df2\u7ecf\u5c06\u7a7a\u884c\u521d\u59cb\u5316\u4e3a\u4e86LINE_END，\u56e0\u6b64\u5728\u6784\u5efaHTTP\u54cd\u5e94\u65f6\u4e0d\u7528\u5904\u7406\u7a7a\u884c\u3002<\/p>\n
\u2003\u2003\u5bf9\u4e8e\u72b6\u6001\u884c\u4e2d\u7684\u72b6\u6001\u7801\u63cf\u8ff0，\u6211\u4eec\u53ef\u4ee5\u7f16\u5199\u4e00\u4e2a\u51fd\u6570，\u8be5\u51fd\u6570\u80fd\u591f\u6839\u636e\u72b6\u6001\u7801\u8fd4\u56de\u5bf9\u5e94\u7684\u72b6\u6001\u7801\u63cf\u8ff0\u3002<\/p>\n
\u4ee3\u7801\u5982\u4e0b：<\/p>\n
\/\/\u6839\u636e\u72b6\u6001\u7801\u83b7\u53d6\u72b6\u6001\u7801\u63cf\u8ff0
\nstatic std::string CodeToDesc(int code)
\n{
\n std::string desc;
\n switch(code){
\n case 200:
\n desc = "OK";
\n break;
\n case 400:
\n desc = "Bad Request";
\n break;
\n case 404:
\n desc = "Not Found";
\n break;
\n case 500:
\n desc = "Internal Server Error";
\n break;
\n default:
\n break;
\n }
\n return desc;
\n}<\/p>\n
\u00a0\u6784\u5efa\u54cd\u5e94\u62a5\u5934（\u8bf7\u6c42\u6b63\u5e38\u5904\u7406\u5b8c\u6bd5）<\/p>\n
\u2003\u2003\u6784\u5efaHTTP\u7684\u54cd\u5e94\u62a5\u5934\u65f6，\u6211\u4eec\u81f3\u5c11\u9700\u8981\u6784\u5efaContent-Type\u548cContent-Length\u8fd9\u4e24\u4e2a\u54cd\u5e94\u62a5\u5934，\u5206\u522b\u7528\u4e8e\u544a\u77e5\u5bf9\u65b9\u54cd\u5e94\u8d44\u6e90\u7684\u7c7b\u578b\u548c\u54cd\u5e94\u8d44\u6e90\u7684\u957f\u5ea6\u3002<\/p>\n
\u2003\u2003\u5bf9\u4e8e\u8bf7\u6c42\u6b63\u5e38\u5904\u7406\u5b8c\u6bd5\u7684HTTP\u8bf7\u6c42，\u9700\u8981\u6839\u636e\u5ba2\u6237\u7aef\u8bf7\u6c42\u8d44\u6e90\u7684\u540e\u7f00\u6765\u5f97\u77e5\u8fd4\u56de\u8d44\u6e90\u7684\u7c7b\u578b\u3002\u800c\u8fd4\u56de\u8d44\u6e90\u7684\u5927\u5c0f\u9700\u8981\u6839\u636e\u8be5\u8bf7\u6c42\u88ab\u5904\u7406\u7684\u65b9\u5f0f\u6765\u5f97\u77e5，\u5982\u679c\u8be5\u8bf7\u6c42\u662f\u4ee5\u975eCGI\u65b9\u5f0f\u8fdb\u884c\u5904\u7406\u7684，\u90a3\u4e48\u8fd4\u56de\u8d44\u6e90\u7684\u5927\u5c0f\u65e9\u5df2\u5728\u83b7\u53d6\u8bf7\u6c42\u8d44\u6e90\u5c5e\u6027\u65f6\u88ab\u4fdd\u5b58\u5230\u4e86HTTP\u54cd\u5e94\u7c7b\u4e2d\u7684size\u5f53\u4e2d，\u5982\u679c\u8be5\u8bf7\u6c42\u662f\u4ee5CGI\u65b9\u5f0f\u8fdb\u884c\u5904\u7406\u7684，\u90a3\u4e48\u8fd4\u56de\u8d44\u6e90\u7684\u5927\u5c0f\u5e94\u8be5\u662fHTTP\u54cd\u5e94\u7c7b\u4e2d\u7684response_body\u7684\u5927\u5c0f\u3002<\/p>\n
\u4ee3\u7801\u5982\u4e0b：<\/p>\n
\/\/\u670d\u52a1\u7aefEndPoint
\nclass EndPoint{
\n private:
\n int _sock; \/\/\u901a\u4fe1\u7684\u5957\u63a5\u5b57
\n HttpRequest _http_request; \/\/HTTP\u8bf7\u6c42
\n HttpResponse _http_response; \/\/HTTP\u54cd\u5e94
\n private:
\n void BuildOkResponse()
\n {
\n \/\/\u6784\u5efa\u54cd\u5e94\u62a5\u5934
\n std::string content_type = "Content-Type: ";
\n content_type += SuffixToDesc(_http_response._suffix);
\n content_type += LINE_END;
\n _http_response._response_header.push_back(content_type);<\/p>\n
std::string content_length = "Content-Length: ";
\n if(_http_request._cgi){ \/\/\u4ee5CGI\u65b9\u5f0f\u8bf7\u6c42
\n content_length += std::to_string(_http_response._response_body.size());
\n }
\n else{ \/\/\u4ee5\u975eCGI\u65b9\u5f0f\u8bf7\u6c42
\n content_length += std::to_string(_http_response._size);
\n }
\n content_length += LINE_END;
\n _http_response._response_header.push_back(content_length);
\n }
\n};<\/p>\n
\u2003\u5bf9\u4e8e\u8fd4\u56de\u8d44\u6e90\u7684\u7c7b\u578b，\u6211\u4eec\u53ef\u4ee5\u7f16\u5199\u4e00\u4e2a\u51fd\u6570，\u8be5\u51fd\u6570\u80fd\u591f\u6839\u636e\u6587\u4ef6\u540e\u7f00\u8fd4\u56de\u5bf9\u5e94\u7684\u6587\u4ef6\u7c7b\u578b\u3002\u67e5\u770bContent-Type\u8f6c\u5316\u8868\u53ef\u4ee5\u5f97\u77e5\u540e\u7f00\u4e0e\u6587\u4ef6\u7c7b\u578b\u7684\u5bf9\u5e94\u5173\u7cfb，\u5c06\u8fd9\u4e2a\u5bf9\u5e94\u5173\u7cfb\u5b58\u50a8\u4e00\u4e2aunordered_map\u5bb9\u5668\u4e2d，\u5f53\u9700\u8981\u6839\u636e\u540e\u7f00\u5f97\u77e5\u6587\u4ef6\u7c7b\u578b\u65f6\u76f4\u63a5\u5728\u8fd9\u4e2aunordered_map\u5bb9\u5668\u4e2d\u8fdb\u884c\u67e5\u627e，\u5982\u679c\u627e\u5230\u4e86\u5219\u8fd4\u56de\u5bf9\u5e94\u7684\u6587\u4ef6\u7c7b\u578b，\u5982\u679c\u6ca1\u6709\u627e\u5230\u5219\u9ed8\u8ba4\u8be5\u6587\u4ef6\u7c7b\u578b\u4e3atext\/html\u3002<\/p>\n
\u4ee3\u7801\u5982\u4e0b：<\/p>\n
\/\/\u670d\u52a1\u7aefEndPoint
\nclass EndPoint{
\n private:
\n int _sock; \/\/\u901a\u4fe1\u7684\u5957\u63a5\u5b57
\n HttpRequest _http_request; \/\/HTTP\u8bf7\u6c42
\n HttpResponse _http_response; \/\/HTTP\u54cd\u5e94
\n private:
\n void BuildOkResponse()
\n {
\n \/\/\u6784\u5efa\u54cd\u5e94\u62a5\u5934
\n std::string content_type = "Content-Type: ";
\n content_type += SuffixToDesc(_http_response._suffix);
\n content_type += LINE_END;
\n _http_response._response_header.push_back(content_type);<\/p>\n
std::string content_length = "Content-Length: ";
\n if(_http_request._cgi){ \/\/\u4ee5CGI\u65b9\u5f0f\u8bf7\u6c42
\n content_length += std::to_string(_http_response._response_body.size());
\n }
\n else{ \/\/\u4ee5\u975eCGI\u65b9\u5f0f\u8bf7\u6c42
\n content_length += std::to_string(_http_response._size);
\n }
\n content_length += LINE_END;
\n _http_response._response_header.push_back(content_length);
\n }
\n};<\/p>\n
\u5bf9\u4e8e\u8fd4\u56de\u8d44\u6e90\u7684\u7c7b\u578b，\u6211\u4eec\u53ef\u4ee5\u7f16\u5199\u4e00\u4e2a\u51fd\u6570，\u8be5\u51fd\u6570\u80fd\u591f\u6839\u636e\u6587\u4ef6\u540e\u7f00\u8fd4\u56de\u5bf9\u5e94\u7684\u6587\u4ef6\u7c7b\u578b\u3002\u67e5\u770bContent-Type\u8f6c\u5316\u8868\u53ef\u4ee5\u5f97\u77e5\u540e\u7f00\u4e0e\u6587\u4ef6\u7c7b\u578b\u7684\u5bf9\u5e94\u5173\u7cfb，\u5c06\u8fd9\u4e2a\u5bf9\u5e94\u5173\u7cfb\u5b58\u50a8\u4e00\u4e2aunordered_map\u5bb9\u5668\u4e2d，\u5f53\u9700\u8981\u6839\u636e\u540e\u7f00\u5f97\u77e5\u6587\u4ef6\u7c7b\u578b\u65f6\u76f4\u63a5\u5728\u8fd9\u4e2aunordered_map\u5bb9\u5668\u4e2d\u8fdb\u884c\u67e5\u627e，\u5982\u679c\u627e\u5230\u4e86\u5219\u8fd4\u56de\u5bf9\u5e94\u7684\u6587\u4ef6\u7c7b\u578b，\u5982\u679c\u6ca1\u6709\u627e\u5230\u5219\u9ed8\u8ba4\u8be5\u6587\u4ef6\u7c7b\u578b\u4e3atext\/html\u3002<\/p>\n
\u4ee3\u7801\u5982\u4e0b：<\/p>\n
\/\/\u6839\u636e\u540e\u7f00\u83b7\u53d6\u8d44\u6e90\u7c7b\u578b
\nstatic std::string SuffixToDesc(const std::string& suffix)
\n{
\n static std::unordered_map<std::string, std::string> suffix_to_desc = {
\n {".html", "text\/html"},
\n {".css", "text\/css"},
\n {".js", "application\/x-javascript"},
\n {".jpg", "application\/x-jpg"},
\n {".xml", "text\/xml"}
\n };
\n auto iter = suffix_to_desc.find(suffix);
\n if(iter != suffix_to_desc.end()){
\n return iter->second;
\n }
\n return "text\/html"; \/\/\u6240\u7ed9\u540e\u7f00\u672a\u627e\u5230\u5219\u9ed8\u8ba4\u8be5\u8d44\u6e90\u4e3ahtml\u6587\u4ef6
\n}<\/p>\n
\u00a0\u6784\u5efa\u54cd\u5e94\u62a5\u5934（\u8bf7\u6c42\u5904\u7406\u51fa\u73b0\u9519\u8bef）<\/p>\n
\u2003\u2003\u5bf9\u4e8e\u8bf7\u6c42\u5904\u7406\u8fc7\u7a0b\u4e2d\u51fa\u73b0\u9519\u8bef\u7684HTTP\u8bf7\u6c42，\u670d\u52a1\u5668\u5c06\u4f1a\u4e3a\u5176\u8fd4\u56de\u5bf9\u5e94\u7684\u9519\u8bef\u9875\u9762，\u56e0\u6b64\u8fd4\u56de\u7684\u8d44\u6e90\u7c7b\u578b\u5c31\u662ftext\/html，\u800c\u8fd4\u56de\u8d44\u6e90\u7684\u5927\u5c0f\u53ef\u4ee5\u901a\u8fc7\u83b7\u53d6\u9519\u8bef\u9875\u9762\u5bf9\u5e94\u7684\u6587\u4ef6\u5c5e\u6027\u4fe1\u606f\u6765\u5f97\u77e5\u3002\u6b64\u5916，\u4e3a\u4e86\u540e\u7eed\u53d1\u9001\u54cd\u5e94\u65f6\u53ef\u4ee5\u76f4\u63a5\u8c03\u7528sendfile\u8fdb\u884c\u53d1\u9001，\u8fd9\u91cc\u9700\u8981\u5c06\u9519\u8bef\u9875\u9762\u5bf9\u5e94\u7684\u6587\u4ef6\u6253\u5f00，\u5e76\u5c06\u5bf9\u5e94\u7684\u6587\u4ef6\u63cf\u8ff0\u7b26\u4fdd\u5b58\u5728HTTP\u54cd\u5e94\u7c7b\u7684fd\u5f53\u4e2d\u3002<\/p>\n
\u4ee3\u7801\u5982\u4e0b：<\/p>\n
\/\/\u670d\u52a1\u7aefEndPoint
\nclass EndPoint{
\n private:
\n int _sock; \/\/\u901a\u4fe1\u7684\u5957\u63a5\u5b57
\n HttpRequest _http_request; \/\/HTTP\u8bf7\u6c42
\n HttpResponse _http_response; \/\/HTTP\u54cd\u5e94
\n private:
\n void HandlerError(std::string page)
\n {
\n _http_request._cgi = false; \/\/\u9700\u8981\u8fd4\u56de\u5bf9\u5e94\u7684\u9519\u8bef\u9875\u9762（\u975eCGI\u8fd4\u56de）<\/p>\n
\/\/\u6253\u5f00\u5bf9\u5e94\u7684\u9519\u8bef\u9875\u9762\u6587\u4ef6，\u4ee5\u4f9b\u540e\u7eed\u53d1\u9001
\n _http_response._fd = open(page.c_str(), O_RDONLY);
\n if(_http_response._fd > 0){ \/\/\u6253\u5f00\u6587\u4ef6\u6210\u529f
\n \/\/\u6784\u5efa\u54cd\u5e94\u62a5\u5934
\n struct stat st;
\n stat(page.c_str(), &st); \/\/\u83b7\u53d6\u9519\u8bef\u9875\u9762\u6587\u4ef6\u7684\u5c5e\u6027\u4fe1\u606f<\/p>\n
std::string content_type = "Content-Type: text\/html";
\n content_type += LINE_END;
\n _http_response._response_header.push_back(content_type);<\/p>\n
std::string content_length = "Content-Length: ";
\n content_length += std::to_string(st.st_size);
\n content_length += LINE_END;
\n _http_response._response_header.push_back(content_length);<\/p>\n
_http_response._size = st.st_size; \/\/\u91cd\u65b0\u8bbe\u7f6e\u54cd\u5e94\u6587\u4ef6\u7684\u5927\u5c0f
\n }
\n }
\n};<\/p>\n
\u7279\u522b\u6ce8\u610f： \u5bf9\u4e8e\u5904\u7406\u8bf7\u6c42\u65f6\u51fa\u9519\u7684HTTP\u8bf7\u6c42，\u9700\u8981\u5c06\u5176HTTP\u8bf7\u6c42\u7c7b\u4e2d\u7684cgi\u91cd\u65b0\u8bbe\u7f6e\u4e3afalse，\u56e0\u4e3a\u540e\u7eed\u53d1\u9001HTTP\u54cd\u5e94\u65f6，\u9700\u8981\u6839\u636eHTTP\u8bf7\u6c42\u7c7b\u4e2d\u7684cgi\u6765\u8fdb\u884c\u54cd\u5e94\u6b63\u6587\u7684\u53d1\u9001，\u5f53\u8bf7\u6c42\u5904\u7406\u51fa\u9519\u540e\u8981\u8fd4\u56de\u7ed9\u5ba2\u6237\u7aef\u7684\u672c\u8d28\u5c31\u662f\u4e00\u4e2a\u9519\u8bef\u9875\u9762\u6587\u4ef6，\u76f8\u5f53\u4e8e\u662f\u4ee5\u975eCGI\u65b9\u5f0f\u8fdb\u884c\u5904\u7406\u7684\u3002<\/p>\n
\u53d1\u9001HTTP\u54cd\u5e94<\/p>\n
\u53d1\u9001HTTP\u54cd\u5e94<\/p>\n
\u53d1\u9001HTTP\u54cd\u5e94\u7684\u6b65\u9aa4\u5982\u4e0b：<\/p>\n
\u8c03\u7528send\u51fd\u6570，\u4f9d\u6b21\u53d1\u9001\u72b6\u6001\u884c\u3001\u54cd\u5e94\u62a5\u5934\u548c\u7a7a\u884c\u3002 \u53d1\u9001\u54cd\u5e94\u6b63\u6587\u65f6\u9700\u8981\u5224\u65ad\u672c\u6b21\u8bf7\u6c42\u7684\u5904\u7406\u65b9\u5f0f，\u5982\u679c\u672c\u6b21\u8bf7\u6c42\u662f\u4ee5CGI\u65b9\u5f0f\u6210\u529f\u5904\u7406\u7684，\u90a3\u4e48\u5f85\u53d1\u9001\u7684\u54cd\u5e94\u6b63\u6587\u662f\u4fdd\u5b58\u5728HTTP\u54cd\u5e94\u7c7b\u7684response_body\u4e2d\u7684，\u6b64\u65f6\u8c03\u7528send\u51fd\u6570\u8fdb\u884c\u53d1\u9001\u5373\u53ef\u3002 \u5982\u679c\u672c\u6b21\u8bf7\u6c42\u662f\u4ee5\u975eCGI\u65b9\u5f0f\u5904\u7406\u6216\u5728\u5904\u7406\u8fc7\u7a0b\u4e2d\u51fa\u9519\u7684，\u90a3\u4e48\u5f85\u53d1\u9001\u7684\u8d44\u6e90\u6587\u4ef6\u6216\u9519\u8bef\u9875\u9762\u6587\u4ef6\u5bf9\u5e94\u7684\u6587\u4ef6\u63cf\u8ff0\u7b26\u662f\u4fdd\u5b58\u5728HTTP\u54cd\u5e94\u7c7b\u7684fd\u4e2d\u7684，\u6b64\u65f6\u8c03\u7528sendfile\u8fdb\u884c\u53d1\u9001\u5373\u53ef，\u53d1\u9001\u540e\u5173\u95ed\u5bf9\u5e94\u7684\u6587\u4ef6\u63cf\u8ff0\u7b26\u3002 \u4ee3\u7801\u5982\u4e0b：<\/p>\n
\/\/\u670d\u52a1\u7aefEndPoint
\nclass EndPoint{
\n private:
\n int _sock; \/\/\u901a\u4fe1\u7684\u5957\u63a5\u5b57
\n HttpRequest _http_request; \/\/HTTP\u8bf7\u6c42
\n HttpResponse _http_response; \/\/HTTP\u54cd\u5e94
\n public:
\n \/\/\u53d1\u9001\u54cd\u5e94
\n void SendHttpResponse()
\n {
\n \/\/\u53d1\u9001\u72b6\u6001\u884c
\n send(_sock, _http_response._status_line.c_str(), _http_response._status_line.size(), 0);
\n \/\/\u53d1\u9001\u54cd\u5e94\u62a5\u5934
\n for(auto& iter : _http_response._response_header){
\n send(_sock, iter.c_str(), iter.size(), 0);
\n }
\n \/\/\u53d1\u9001\u7a7a\u884c
\n send(_sock, _http_response._blank.c_str(), _http_response._blank.size(), 0);
\n \/\/\u53d1\u9001\u54cd\u5e94\u6b63\u6587
\n if(_http_request._cgi){
\n auto& response_body = _http_response._response_body;
\n const char* start = response_body.c_str();
\n size_t size = 0;
\n size_t total = 0;
\n while(total < response_body.size()&&(size = send(_sock, start + total, response_body.size() – total, 0)) > 0){
\n total += size;
\n }
\n }
\n else{
\n sendfile(_sock, _http_response._fd, nullptr, _http_response._size);
\n \/\/\u5173\u95ed\u8bf7\u6c42\u7684\u8d44\u6e90\u6587\u4ef6
\n close(_http_response._fd);
\n }
\n }
\n};<\/p>\n
\u5dee\u9519\u5904\u7406<\/p>\n
\u2003\u2003\u81f3\u6b64\u670d\u52a1\u5668\u903b\u8f91\u5176\u5b9e\u5df2\u7ecf\u5df2\u7ecf\u8d70\u901a\u4e86，\u4f46\u4f60\u4f1a\u53d1\u73b0\u670d\u52a1\u5668\u5728\u5904\u7406\u8bf7\u6c42\u7684\u8fc7\u7a0b\u4e2d\u6709\u65f6\u4f1a\u83ab\u540d\u5176\u5999\u7684\u5d29\u6e83，\u6839\u672c\u539f\u56e0\u5c31\u662f\u5f53\u524d\u670d\u52a1\u5668\u7684\u9519\u8bef\u5904\u7406\u8fd8\u6ca1\u6709\u5b8c\u5168\u5904\u7406\u5b8c\u6bd5\u3002<\/p>\n
\u903b\u8f91\u9519\u8bef<\/p>\n
\u2003\u2003\u903b\u8f91\u9519\u8bef\u4e3b\u8981\u662f\u670d\u52a1\u5668\u5728\u5904\u7406\u8bf7\u6c42\u7684\u8fc7\u7a0b\u4e2d\u51fa\u73b0\u7684\u4e00\u4e9b\u9519\u8bef，\u6bd4\u5982\u8bf7\u6c42\u65b9\u6cd5\u4e0d\u6b63\u786e\u3001\u8bf7\u6c42\u8d44\u6e90\u4e0d\u5b58\u5728\u6216\u670d\u52a1\u5668\u5904\u7406\u8bf7\u6c42\u65f6\u51fa\u9519\u7b49\u7b49\u3002\u903b\u8f91\u9519\u8bef\u5176\u5b9e\u6211\u4eec\u5df2\u7ecf\u5904\u7406\u8fc7\u4e86，\u5f53\u51fa\u73b0\u8fd9\u7c7b\u9519\u8bef\u65f6\u670d\u52a1\u5668\u4f1a\u5c06\u5bf9\u5e94\u7684\u9519\u8bef\u9875\u9762\u8fd4\u56de\u7ed9\u5ba2\u6237\u7aef\u3002<\/p>\n
\u8bfb\u53d6\u9519\u8bef<\/p>\n
\u2003\u2003\u903b\u8f91\u9519\u8bef\u662f\u5728\u670d\u52a1\u5668\u5904\u7406\u8bf7\u6c42\u65f6\u53ef\u80fd\u51fa\u73b0\u7684\u9519\u8bef，\u800c\u5728\u670d\u52a1\u5668\u5904\u7406\u8bf7\u6c42\u4e4b\u524d\u9996\u5148\u8981\u505a\u7684\u662f\u8bfb\u53d6\u8bf7\u6c42，\u5728\u8bfb\u53d6\u8bf7\u6c42\u7684\u8fc7\u7a0b\u4e2d\u51fa\u73b0\u7684\u9519\u8bef\u5c31\u53eb\u505a\u8bfb\u53d6\u9519\u8bef，\u6bd4\u5982\u8c03\u7528recv\u8bfb\u53d6\u8bf7\u6c42\u65f6\u51fa\u9519\u6216\u8bfb\u53d6\u8bf7\u6c42\u65f6\u5bf9\u65b9\u8fde\u63a5\u5173\u95ed\u7b49\u3002<\/p>\n
\u2003\u2003\u51fa\u73b0\u8bfb\u53d6\u9519\u8bef\u65f6，\u610f\u5473\u7740\u670d\u52a1\u5668\u90fd\u6ca1\u6709\u6210\u529f\u8bfb\u53d6\u5b8c\u5ba2\u6237\u7aef\u53d1\u6765\u7684HTTP\u8bf7\u6c42，\u56e0\u6b64\u670d\u52a1\u5668\u4e5f\u6ca1\u6709\u5fc5\u8981\u8fdb\u884c\u540e\u7eed\u7684\u5904\u7406\u8bf7\u6c42\u3001\u6784\u5efa\u54cd\u5e94\u4ee5\u53ca\u53d1\u9001\u54cd\u5e94\u7684\u76f8\u5173\u64cd\u4f5c\u4e86\u3002<\/p>\n
\u2003\u2003\u53ef\u4ee5\u5728EndPoint\u7c7b\u4e2d\u65b0\u589e\u4e00\u4e2abool\u7c7b\u578b\u7684stop\u6210\u5458，\u8868\u793a\u662f\u5426\u505c\u6b62\u672c\u6b21\u5904\u7406，stop\u7684\u503c\u9ed8\u8ba4\u8bbe\u7f6e\u4e3afalse，\u5f53\u8bfb\u53d6\u8bf7\u6c42\u51fa\u9519\u65f6\u5c31\u76f4\u63a5\u8bbe\u7f6estop\u4e3atrue\u5e76\u4e0d\u518d\u8fdb\u884c\u540e\u7eed\u7684\u8bfb\u53d6\u64cd\u4f5c，\u56e0\u6b64\u8bfb\u53d6HTTP\u8bf7\u6c42\u7684\u4ee3\u7801\u9700\u8981\u7a0d\u4f5c\u4fee\u6539\u3002<\/p>\n
\u4ee3\u7801\u5982\u4e0b：<\/p>\n
\/\/\u670d\u52a1\u7aefEndPoint
\nclass EndPoint{
\n private:
\n int _sock; \/\/\u901a\u4fe1\u7684\u5957\u63a5\u5b57
\n HttpRequest _http_request; \/\/HTTP\u8bf7\u6c42
\n HttpResponse _http_response; \/\/HTTP\u54cd\u5e94
\n bool _stop; \/\/\u662f\u5426\u505c\u6b62\u672c\u6b21\u5904\u7406
\n private:
\n \/\/\u8bfb\u53d6\u8bf7\u6c42\u884c
\n bool RecvHttpRequestLine()
\n {
\n auto& line = _http_request._request_line;
\n if(Util::ReadLine(_sock, line) > 0){
\n line.resize(line.size() – 1); \/\/\u53bb\u6389\u8bfb\u53d6\u4e0a\u6765\u7684\\\\n
\n }
\n else{ \/\/\u8bfb\u53d6\u51fa\u9519，\u5219\u505c\u6b62\u672c\u6b21\u5904\u7406
\n _stop = true;
\n }
\n return _stop;
\n }
\n \/\/\u8bfb\u53d6\u8bf7\u6c42\u62a5\u5934\u548c\u7a7a\u884c
\n bool RecvHttpRequestHeader()
\n {
\n std::string line;
\n while(true){
\n line.clear(); \/\/\u6bcf\u6b21\u8bfb\u53d6\u4e4b\u524d\u6e05\u7a7aline
\n if(Util::ReadLine(_sock, line) <= 0){ \/\/\u8bfb\u53d6\u51fa\u9519，\u5219\u505c\u6b62\u672c\u6b21\u5904\u7406
\n _stop = true;
\n break;
\n }
\n if(line == "\\\\n"){ \/\/\u8bfb\u53d6\u5230\u4e86\u7a7a\u884c
\n _http_request._blank = line;
\n break;
\n }
\n \/\/\u8bfb\u53d6\u5230\u4e00\u884c\u8bf7\u6c42\u62a5\u5934
\n line.resize(line.size() – 1); \/\/\u53bb\u6389\u8bfb\u53d6\u4e0a\u6765\u7684\\\\n
\n _http_request._request_header.push_back(line);
\n }
\n return _stop;
\n }
\n \/\/\u8bfb\u53d6\u8bf7\u6c42\u6b63\u6587
\n bool RecvHttpRequestBody()
\n {
\n if(IsNeedRecvHttpRequestBody()){ \/\/\u5148\u5224\u65ad\u662f\u5426\u9700\u8981\u8bfb\u53d6\u6b63\u6587
\n int content_length = _http_request._content_length;
\n auto& body = _http_request._request_body;<\/p>\n
\/\/\u8bfb\u53d6\u8bf7\u6c42\u6b63\u6587
\n char ch = 0;
\n while(content_length){
\n ssize_t size = recv(_sock, &ch, 1, 0);
\n if(size > 0){
\n body.push_back(ch);
\n content_length–;
\n }
\n else{ \/\/\u8bfb\u53d6\u51fa\u9519\u6216\u5bf9\u7aef\u5173\u95ed，\u5219\u505c\u6b62\u672c\u6b21\u5904\u7406
\n _stop = true;
\n break;
\n }
\n }
\n }
\n return _stop;
\n }
\n public:
\n EndPoint(int sock)
\n :_sock(sock)
\n ,_stop(false)
\n {}
\n \/\/\u672c\u6b21\u5904\u7406\u662f\u5426\u505c\u6b62
\n bool IsStop()
\n {
\n return _stop;
\n }
\n \/\/\u8bfb\u53d6\u8bf7\u6c42
\n void RecvHttpRequest()
\n {
\n if(!RecvHttpRequestLine()&&!RecvHttpRequestHeader()){ \/\/\u77ed\u8def\u6c42\u503c
\n ParseHttpRequestLine();
\n ParseHttpRequestHeader();
\n RecvHttpRequestBody();
\n }
\n }
\n};<\/p>\n
\u8bf4\u660e\u4e00\u4e0b：<\/p>\n
\u2003\u2003\u6b64\u65f6\u670d\u52a1\u5668\u521b\u5efa\u7684\u65b0\u7ebf\u7a0b\u5728\u8bfb\u53d6\u8bf7\u6c42\u540e，\u5c31\u9700\u8981\u5224\u65ad\u662f\u5426\u5e94\u8be5\u505c\u6b62\u672c\u6b21\u5904\u7406，\u5982\u679c\u9700\u8981\u5219\u4e0d\u518d\u8fdb\u884c\u5904\u7406\u8bf7\u6c42\u3001\u6784\u5efa\u54cd\u5e94\u4ee5\u53ca\u53d1\u9001\u54cd\u5e94\u64cd\u4f5c，\u800c\u76f4\u63a5\u5173\u95ed\u4e8e\u5ba2\u6237\u7aef\u5efa\u7acb\u7684\u5957\u63a5\u5b57\u5373\u53ef\u3002<\/p>\n
\u4ee3\u7801\u5982\u4e0b：<\/p>\n
class CallBack{
\n public:
\n static void* HandlerRequest(void* arg)
\n {
\n LOG(INFO, "handler request begin");
\n int sock = *(int*)arg;<\/p>\n
EndPoint* ep = new EndPoint(sock);
\n ep->RecvHttpRequest(); \/\/\u8bfb\u53d6\u8bf7\u6c42
\n if(!ep->IsStop()){
\n LOG(INFO, "Recv No Error, Begin Handler Request");
\n ep->HandlerHttpRequest(); \/\/\u5904\u7406\u8bf7\u6c42
\n ep->BuildHttpResponse(); \/\/\u6784\u5efa\u54cd\u5e94
\n ep->SendHttpResponse(); \/\/\u53d1\u9001\u54cd\u5e94
\n }
\n else{
\n LOG(WARNING, "Recv Error, Stop Handler Request");
\n }<\/p>\n
close(sock); \/\/\u5173\u95ed\u4e0e\u8be5\u5ba2\u6237\u7aef\u5efa\u7acb\u7684\u5957\u63a5\u5b57
\n delete ep;<\/p>\n
LOG(INFO, "handler request end");
\n return nullptr;
\n }
\n};<\/p>\n
\u5199\u5165\u9519\u8bef<\/p>\n
\u2003\u2003\u9664\u4e86\u8bfb\u53d6\u8bf7\u6c42\u65f6\u53ef\u80fd\u51fa\u73b0\u8bfb\u53d6\u9519\u8bef，\u5904\u7406\u8bf7\u6c42\u65f6\u53ef\u80fd\u51fa\u73b0\u903b\u8f91\u9519\u8bef，\u5728\u54cd\u5e94\u6784\u5efa\u5b8c\u6bd5\u53d1\u9001\u54cd\u5e94\u65f6\u540c\u6837\u53ef\u80fd\u4f1a\u51fa\u73b0\u5199\u5165\u9519\u8bef，\u6bd4\u5982\u8c03\u7528send\u53d1\u9001\u54cd\u5e94\u65f6\u51fa\u9519\u6216\u53d1\u9001\u54cd\u5e94\u65f6\u5bf9\u65b9\u8fde\u63a5\u5173\u95ed\u7b49\u3002<\/p>\n
\u2003\u2003\u51fa\u73b0\u5199\u5165\u9519\u8bef\u65f6，\u670d\u52a1\u5668\u4e5f\u6ca1\u6709\u5fc5\u8981\u7ee7\u7eed\u8fdb\u884c\u53d1\u9001\u4e86，\u8fd9\u65f6\u9700\u8981\u76f4\u63a5\u8bbe\u7f6estop\u4e3atrue\u5e76\u4e0d\u518d\u8fdb\u884c\u540e\u7eed\u7684\u53d1\u9001\u64cd\u4f5c，\u56e0\u6b64\u53d1\u9001HTTP\u54cd\u5e94\u7684\u4ee3\u7801\u4e5f\u9700\u8981\u8fdb\u884c\u4fee\u6539\u3002<\/p>\n
\u4ee3\u7801\u5982\u4e0b：<\/p>\n
\/\/\u670d\u52a1\u7aefEndPoint
\nclass EndPoint{
\n private:
\n int _sock; \/\/\u901a\u4fe1\u7684\u5957\u63a5\u5b57
\n HttpRequest _http_request; \/\/HTTP\u8bf7\u6c42
\n HttpResponse _http_response; \/\/HTTP\u54cd\u5e94
\n public:
\n \/\/\u53d1\u9001\u54cd\u5e94
\n bool SendHttpResponse()
\n {
\n \/\/\u53d1\u9001\u72b6\u6001\u884c
\n if(send(_sock, _http_response._status_line.c_str(), _http_response._status_line.size(), 0) <= 0){
\n _stop = true; \/\/\u53d1\u9001\u5931\u8d25，\u8bbe\u7f6e_stop
\n }
\n \/\/\u53d1\u9001\u54cd\u5e94\u62a5\u5934
\n if(!_stop){
\n for(auto& iter : _http_response._response_header){
\n if(send(_sock, iter.c_str(), iter.size(), 0) <= 0){
\n _stop = true; \/\/\u53d1\u9001\u5931\u8d25，\u8bbe\u7f6e_stop
\n break;
\n }
\n }
\n }
\n \/\/\u53d1\u9001\u7a7a\u884c
\n if(!_stop){
\n if(send(_sock, _http_response._blank.c_str(), _http_response._blank.size(), 0) <= 0){
\n _stop = true; \/\/\u53d1\u9001\u5931\u8d25，\u8bbe\u7f6e_stop
\n }
\n }
\n \/\/\u53d1\u9001\u54cd\u5e94\u6b63\u6587
\n if(_http_request._cgi){
\n if(!_stop){
\n auto& response_body = _http_response._response_body;
\n const char* start = response_body.c_str();
\n size_t size = 0;
\n size_t total = 0;
\n while(total < response_body.size()&&(size = send(_sock, start + total, response_body.size() – total, 0)) > 0){
\n total += size;
\n }
\n }
\n }
\n else{
\n if(!_stop){
\n if(sendfile(_sock, _http_response._fd, nullptr, _http_response._size) <= 0){
\n _stop = true; \/\/\u53d1\u9001\u5931\u8d25，\u8bbe\u7f6e_stop
\n }
\n }
\n \/\/\u5173\u95ed\u8bf7\u6c42\u7684\u8d44\u6e90\u6587\u4ef6
\n close(_http_response._fd);
\n }
\n return _stop;
\n }
\n};<\/p>\n
\u6b64\u5916，\u5f53\u670d\u52a1\u5668\u53d1\u9001\u54cd\u5e94\u51fa\u9519\u65f6\u4f1a\u6536\u5230SIGPIPE\u4fe1\u53f7，\u800c\u8be5\u4fe1\u53f7\u7684\u9ed8\u8ba4\u5904\u7406\u52a8\u4f5c\u662f\u7ec8\u6b62\u5f53\u524d\u8fdb\u7a0b，\u4e3a\u4e86\u9632\u6b62\u670d\u52a1\u5668\u56e0\u4e3a\u5199\u5165\u51fa\u9519\u800c\u88ab\u7ec8\u6b62，\u9700\u8981\u5728\u521d\u59cb\u5316HTTP\u670d\u52a1\u5668\u65f6\u8c03\u7528signal\u51fd\u6570\u5ffd\u7565SIGPIPE\u4fe1\u53f7\u3002<\/p>\n
\u4ee3\u7801\u5982\u4e0b：<\/p>\n
\/\/HTTP\u670d\u52a1\u5668
\nclass HttpServer{
\n private:
\n int _port; \/\/\u7aef\u53e3\u53f7
\n public:
\n \/\/\u521d\u59cb\u5316\u670d\u52a1\u5668
\n void InitServer()
\n {
\n signal(SIGPIPE, SIG_IGN); \/\/\u5ffd\u7565SIGPIPE\u4fe1\u53f7，\u9632\u6b62\u5199\u5165\u65f6\u5d29\u6e83
\n }
\n};<\/p>\n
\u63a5\u5165\u7ebf\u7a0b\u6c60 \u5f53\u524d\u591a\u7ebf\u7a0b\u7248\u670d\u52a1\u5668\u5b58\u5728\u7684\u95ee\u9898：<\/p>\n
\u6bcf\u5f53\u83b7\u53d6\u5230\u65b0\u8fde\u63a5\u65f6，\u670d\u52a1\u5668\u4e3b\u7ebf\u7a0b\u90fd\u4f1a\u91cd\u65b0\u4e3a\u8be5\u5ba2\u6237\u7aef\u521b\u5efa\u4e3a\u5176\u63d0\u4f9b\u670d\u52a1\u7684\u65b0\u7ebf\u7a0b，\u800c\u5f53\u670d\u52a1\u7ed3\u675f\u540e\u53c8\u4f1a\u5c06\u8be5\u65b0\u7ebf\u7a0b\u9500\u6bc1，\u8fd9\u6837\u505a\u4e0d\u4ec5\u9ebb\u70e6，\u800c\u4e14\u6548\u7387\u4f4e\u4e0b\u3002 \u5982\u679c\u540c\u65f6\u6709\u5927\u91cf\u7684\u5ba2\u6237\u7aef\u8fde\u63a5\u8bf7\u6c42，\u6b64\u65f6\u670d\u52a1\u5668\u5c31\u8981\u4e3a\u6bcf\u4e00\u4e2a\u5ba2\u6237\u7aef\u521b\u5efa\u5bf9\u5e94\u7684\u670d\u52a1\u7ebf\u7a0b，\u800c\u8ba1\u7b97\u673a\u4e2d\u7684\u7ebf\u7a0b\u8d8a\u591a，CPU\u538b\u529b\u5c31\u8d8a\u5927，\u56e0\u4e3aCPU\u8981\u4e0d\u65ad\u5728\u8fd9\u4e9b\u7ebf\u7a0b\u4e4b\u95f4\u6765\u56de\u5207\u6362\u3002\u6b64\u5916，\u4e00\u65e6\u7ebf\u7a0b\u8fc7\u591a，\u6bcf\u4e00\u4e2a\u7ebf\u7a0b\u518d\u6b21\u88ab\u8c03\u5ea6\u7684\u5468\u671f\u5c31\u53d8\u957f\u4e86，\u800c\u7ebf\u7a0b\u662f\u4e3a\u5ba2\u6237\u7aef\u63d0\u4f9b\u670d\u52a1\u7684，\u7ebf\u7a0b\u88ab\u8c03\u5ea6\u7684\u5468\u671f\u53d8\u957f，\u5ba2\u6237\u7aef\u4e5f\u5c31\u8fdf\u8fdf\u5f97\u4e0d\u5230\u5e94\u7b54\u3002 \u8fd9\u65f6\u53ef\u4ee5\u5728\u670d\u52a1\u5668\u7aef\u5f15\u5165\u7ebf\u7a0b\u6c60：<\/p>\n
\u5728\u670d\u52a1\u5668\u7aef\u9884\u5148\u521b\u5efa\u4e00\u6279\u7ebf\u7a0b\u548c\u4e00\u4e2a\u4efb\u52a1\u961f\u5217，\u6bcf\u5f53\u83b7\u53d6\u5230\u4e00\u4e2a\u65b0\u8fde\u63a5\u65f6\u5c31\u5c06\u5176\u5c01\u88c5\u6210\u4e00\u4e2a\u4efb\u52a1\u5bf9\u8c61\u653e\u5230\u4efb\u52a1\u961f\u5217\u5f53\u4e2d\u3002 \u7ebf\u7a0b\u6c60\u4e2d\u7684\u82e5\u5e72\u7ebf\u7a0b\u5c31\u4e0d\u65ad\u4ece\u4efb\u52a1\u961f\u5217\u4e2d\u83b7\u53d6\u4efb\u52a1\u8fdb\u884c\u5904\u7406，\u5982\u679c\u4efb\u52a1\u961f\u5217\u5f53\u4e2d\u6ca1\u6709\u4efb\u52a1\u5219\u7ebf\u7a0b\u8fdb\u5165\u4f11\u7720\u72b6\u6001，\u5f53\u6709\u65b0\u4efb\u52a1\u65f6\u518d\u5524\u9192\u7ebf\u7a0b\u8fdb\u884c\u4efb\u52a1\u5904\u7406\u3002 \u793a\u610f\u56fe\u5982\u4e0b：<\/p>\n
![\"\"](\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/04\/20250418113811-680239a35dd68.png\")
<\/p>\n
\u8bbe\u8ba1\u4efb\u52a1<\/p>\n
\u2003\u2003\u5f53\u670d\u52a1\u5668\u83b7\u53d6\u5230\u4e00\u4e2a\u65b0\u8fde\u63a5\u540e，\u9700\u8981\u5c06\u5176\u5c01\u88c5\u6210\u4e00\u4e2a\u4efb\u52a1\u5bf9\u8c61\u653e\u5230\u4efb\u52a1\u961f\u5217\u5f53\u4e2d\u3002\u4efb\u52a1\u7c7b\u4e2d\u9996\u5148\u9700\u8981\u6709\u4e00\u4e2a\u5957\u63a5\u5b57，\u4e5f\u5c31\u662f\u4e0e\u5ba2\u6237\u7aef\u8fdb\u884c\u901a\u4fe1\u7684\u5957\u63a5\u5b57，\u6b64\u5916\u8fd8\u9700\u8981\u6709\u4e00\u4e2a\u56de\u8c03\u51fd\u6570，\u5f53\u7ebf\u7a0b\u6c60\u4e2d\u7684\u7ebf\u7a0b\u83b7\u53d6\u5230\u4efb\u52a1\u540e\u5c31\u53ef\u4ee5\u8c03\u7528\u8fd9\u4e2a\u56de\u8c03\u51fd\u6570\u8fdb\u884c\u4efb\u52a1\u5904\u7406\u3002<\/p>\n
\u4ee3\u7801\u5982\u4e0b：<\/p>\n
\/\/\u4efb\u52a1\u7c7b
\nclass Task{
\n private:
\n int _sock; \/\/\u901a\u4fe1\u7684\u5957\u63a5\u5b57
\n CallBack _handler; \/\/\u56de\u8c03\u51fd\u6570
\n public:
\n Task()
\n {}
\n Task(int sock)
\n :_sock(sock)
\n {}
\n \/\/\u5904\u7406\u4efb\u52a1
\n void ProcessOn()
\n {
\n _handler(_sock); \/\/\u8c03\u7528\u56de\u8c03
\n }
\n ~Task()
\n {}
\n};<\/p>\n
\u8bf4\u660e\u4e00\u4e0b： \u4efb\u52a1\u7c7b\u9700\u8981\u63d0\u4f9b\u4e00\u4e2a\u65e0\u53c2\u7684\u6784\u9020\u51fd\u6570，\u56e0\u4e3a\u540e\u7eed\u4ece\u4efb\u52a1\u961f\u5217\u4e2d\u83b7\u53d6\u4efb\u52a1\u65f6，\u9700\u8981\u5148\u4ee5\u65e0\u53c2\u7684\u65b9\u5f0f\u5b9a\u4e49\u4e00\u4e2a\u4efb\u52a1\u5bf9\u8c61，\u7136\u540e\u518d\u4ee5\u8f93\u51fa\u578b\u53c2\u6570\u7684\u65b9\u5f0f\u6765\u83b7\u53d6\u4efb\u52a1\u3002<\/p>\n
\u7f16\u5199\u4efb\u52a1\u56de\u8c03<\/p>\n
\u2003\u2003\u4efb\u52a1\u7c7b\u4e2d\u5904\u7406\u4efb\u52a1\u65f6\u9700\u8981\u8c03\u7528\u7684\u56de\u8c03\u51fd\u6570，\u5b9e\u9645\u5c31\u662f\u4e4b\u524d\u521b\u5efa\u65b0\u7ebf\u7a0b\u65f6\u4f20\u5165\u7684\u6267\u884c\u4f8b\u7a0bCallBack::HandlerRequest，\u6211\u4eec\u53ef\u4ee5\u5c06CallBack\u7c7b\u7684()\u8fd0\u7b97\u7b26\u91cd\u8f7d\u4e3a\u8c03\u7528HandlerRequest\u51fd\u6570，\u8fd9\u65f6CallBack\u5bf9\u8c61\u5c31\u53d8\u6210\u4e86\u4e00\u4e2a\u4eff\u51fd\u6570\u5bf9\u8c61，\u8fd9\u4e2a\u4eff\u51fd\u6570\u5bf9\u8c61\u88ab\u8c03\u7528\u65f6\u5b9e\u9645\u5c31\u662f\u5728\u8c03\u7528HandlerRequest\u51fd\u6570\u3002<\/p>\n
\u4ee3\u7801\u5982\u4e0b：<\/p>\n
class CallBack{
\n public:
\n CallBack()
\n {}
\n void operator()(int sock)
\n {
\n HandlerRequest(sock);
\n }
\n void HandlerRequest(int sock)
\n {
\n LOG(INFO, "handler request begin");<\/p>\n
EndPoint* ep = new EndPoint(sock);
\n ep->RecvHttpRequest(); \/\/\u8bfb\u53d6\u8bf7\u6c42
\n if(!ep->IsStop()){
\n LOG(INFO, "Recv No Error, Begin Handler Request");
\n ep->HandlerHttpRequest(); \/\/\u5904\u7406\u8bf7\u6c42
\n ep->BuildHttpResponse(); \/\/\u6784\u5efa\u54cd\u5e94
\n ep->SendHttpResponse(); \/\/\u53d1\u9001\u54cd\u5e94
\n if(ep->IsStop()){
\n LOG(WARNING, "Send Error, Stop Send Response");
\n }
\n }
\n else{
\n LOG(WARNING, "Recv Error, Stop Handler Request");
\n }<\/p>\n
close(sock); \/\/\u5173\u95ed\u4e0e\u8be5\u5ba2\u6237\u7aef\u5efa\u7acb\u7684\u5957\u63a5\u5b57
\n delete ep;<\/p>\n
LOG(INFO, "handler request end");
\n }
\n ~CallBack()
\n {}
\n};<\/p>\n
\u00a0\u7f16\u5199\u7ebf\u7a0b\u6c60 \u8bbe\u8ba1\u7ebf\u7a0b\u6c60\u7ed3\u6784<\/p>\n
\u53ef\u4ee5\u5c06\u7ebf\u7a0b\u6c60\u8bbe\u8ba1\u6210\u5355\u4f8b\u6a21\u5f0f：<\/p>\n
ThreadPool\u7c7b\u4e2d\u7684\u6210\u5458\u53d8\u91cf\u5305\u62ec：<\/p>\n
ThreadPool\u7c7b\u4e2d\u7684\u6210\u5458\u51fd\u6570\u4e3b\u8981\u5305\u62ec：<\/p>\n
\u4ee3\u7801\u5982\u4e0b：<\/p>\n
#define NUM 6<\/p>\n
\/\/\u7ebf\u7a0b\u6c60
\nclass ThreadPool{
\n private:
\n std::queue<Task> _task_queue; \/\/\u4efb\u52a1\u961f\u5217
\n int _num; \/\/\u7ebf\u7a0b\u6c60\u4e2d\u7ebf\u7a0b\u7684\u4e2a\u6570
\n pthread_mutex_t _mutex; \/\/\u4e92\u65a5\u9501
\n pthread_cond_t _cond; \/\/\u6761\u4ef6\u53d8\u91cf
\n static ThreadPool* _inst; \/\/\u6307\u5411\u5355\u4f8b\u5bf9\u8c61\u7684static\u6307\u9488
\n private:
\n \/\/\u6784\u9020\u51fd\u6570\u79c1\u6709
\n ThreadPool(int num = NUM)
\n :_num(num)
\n {
\n \/\/\u521d\u59cb\u5316\u4e92\u65a5\u9501\u548c\u6761\u4ef6\u53d8\u91cf
\n pthread_mutex_init(&_mutex, nullptr);
\n pthread_cond_init(&_cond, nullptr);
\n }
\n \/\/\u5c06\u62f7\u8d1d\u6784\u9020\u51fd\u6570\u548c\u62f7\u8d1d\u8d4b\u503c\u51fd\u6570\u79c1\u6709\u6216\u5220\u9664（\u9632\u62f7\u8d1d）
\n ThreadPool(const ThreadPool&)=delete;
\n ThreadPool* operator=(const ThreadPool&)=delete;<\/p>\n
\/\/\u5224\u65ad\u4efb\u52a1\u961f\u5217\u662f\u5426\u4e3a\u7a7a
\n bool IsEmpty()
\n {
\n return _task_queue.empty();
\n }<\/p>\n
\/\/\u4efb\u52a1\u961f\u5217\u52a0\u9501
\n void LockQueue()
\n {
\n pthread_mutex_lock(&_mutex);
\n }<\/p>\n
\/\/\u4efb\u52a1\u961f\u5217\u89e3\u9501
\n void UnLockQueue()
\n {
\n pthread_mutex_unlock(&_mutex);
\n }<\/p>\n
\/\/\u8ba9\u7ebf\u7a0b\u5728\u6761\u4ef6\u53d8\u91cf\u4e0b\u8fdb\u884c\u7b49\u5f85
\n void ThreadWait()
\n {
\n pthread_cond_wait(&_cond, &_mutex);
\n }<\/p>\n
\/\/\u5524\u9192\u5728\u6761\u4ef6\u53d8\u91cf\u4e0b\u7b49\u5f85\u7684\u4e00\u4e2a\u7ebf\u7a0b
\n void ThreadWakeUp()
\n {
\n pthread_cond_signal(&_cond);
\n }<\/p>\n
public:
\n \/\/\u83b7\u53d6\u5355\u4f8b\u5bf9\u8c61
\n static ThreadPool* GetInstance()
\n {
\n static pthread_mutex_t mtx = PTHREAD_MUTEX_INITIALIZER; \/\/\u5b9a\u4e49\u9759\u6001\u7684\u4e92\u65a5\u9501
\n \/\/\u53cc\u68c0\u67e5\u52a0\u9501
\n if(_inst == nullptr){
\n pthread_mutex_lock(&mtx); \/\/\u52a0\u9501
\n if(_inst == nullptr){
\n \/\/\u521b\u5efa\u5355\u4f8b\u7ebf\u7a0b\u6c60\u5bf9\u8c61\u5e76\u521d\u59cb\u5316
\n _inst = new ThreadPool();
\n _inst->InitThreadPool();
\n }
\n pthread_mutex_unlock(&mtx); \/\/\u89e3\u9501
\n }
\n return _inst; \/\/\u8fd4\u56de\u5355\u4f8b\u5bf9\u8c61
\n }<\/p>\n
\/\/\u7ebf\u7a0b\u7684\u6267\u884c\u4f8b\u7a0b
\n static void* ThreadRoutine(void* arg)
\n {
\n pthread_detach(pthread_self()); \/\/\u7ebf\u7a0b\u5206\u79bb
\n ThreadPool* tp = (ThreadPool*)arg;
\n while(true){
\n tp->LockQueue(); \/\/\u52a0\u9501
\n while(tp->IsEmpty()){
\n \/\/\u4efb\u52a1\u961f\u5217\u4e3a\u7a7a，\u7ebf\u7a0b\u8fdb\u884cwait
\n tp->ThreadWait();
\n }
\n Task task;
\n tp->PopTask(task); \/\/\u83b7\u53d6\u4efb\u52a1
\n tp->UnLockQueue(); \/\/\u89e3\u9501<\/p>\n
task.ProcessOn(); \/\/\u5904\u7406\u4efb\u52a1
\n }
\n }<\/p>\n
\/\/\u521d\u59cb\u5316\u7ebf\u7a0b\u6c60
\n bool InitThreadPool()
\n {
\n \/\/\u521b\u5efa\u7ebf\u7a0b\u6c60\u4e2d\u7684\u82e5\u5e72\u7ebf\u7a0b
\n pthread_t tid;
\n for(int i = 0;i < _num;i++){
\n if(pthread_create(&tid, nullptr, ThreadRoutine, this) != 0){
\n LOG(FATAL, "create thread pool error!");
\n return false;
\n }
\n }
\n LOG(INFO, "create thread pool success");
\n return true;
\n }<\/p>\n
\/\/\u5c06\u4efb\u52a1\u653e\u5165\u4efb\u52a1\u961f\u5217
\n void PushTask(const Task& task)
\n {
\n LockQueue(); \/\/\u52a0\u9501
\n _task_queue.push(task); \/\/\u5c06\u4efb\u52a1\u63a8\u5165\u4efb\u52a1\u961f\u5217
\n UnLockQueue(); \/\/\u89e3\u9501
\n ThreadWakeUp(); \/\/\u5524\u9192\u4e00\u4e2a\u7ebf\u7a0b\u8fdb\u884c\u4efb\u52a1\u5904\u7406
\n }<\/p>\n
\/\/\u4ece\u4efb\u52a1\u961f\u5217\u4e2d\u62ff\u4efb\u52a1
\n void PopTask(Task& task)
\n {
\n \/\/\u83b7\u53d6\u4efb\u52a1
\n task = _task_queue.front();
\n _task_queue.pop();
\n }<\/p>\n
~ThreadPool()
\n {
\n \/\/\u91ca\u653e\u4e92\u65a5\u9501\u548c\u6761\u4ef6\u53d8\u91cf
\n pthread_mutex_destroy(&_mutex);
\n pthread_cond_destroy(&_cond);
\n }
\n};
\n\/\/\u5355\u4f8b\u5bf9\u8c61\u6307\u9488\u521d\u59cb\u5316\u4e3anullptr
\nThreadPool* ThreadPool::_inst = nullptr;<\/p>\n
\u8bf4\u660e\u4e00\u4e0b：<\/p>\n
\u2003\u2003\u5f15\u5165\u7ebf\u7a0b\u6c60\u540e\u670d\u52a1\u5668\u8981\u505a\u7684\u5c31\u662f，\u6bcf\u5f53\u83b7\u53d6\u5230\u4e00\u4e2a\u65b0\u8fde\u63a5\u65f6\u5c31\u6784\u5efa\u4e00\u4e2a\u4efb\u52a1，\u7136\u540e\u8c03\u7528PushTask\u5c06\u5176\u653e\u5165\u4efb\u52a1\u961f\u5217\u5373\u53ef\u3002<\/p>\n
\u4ee3\u7801\u5982\u4e0b：<\/p>\n
\/\/HTTP\u670d\u52a1\u5668
\nclass HttpServer{
\n private:
\n int _port; \/\/\u7aef\u53e3\u53f7
\n public:
\n \/\/\u542f\u52a8\u670d\u52a1\u5668
\n void Loop()
\n {
\n LOG(INFO, "loop begin");
\n TcpServer* tsvr = TcpServer::GetInstance(_port); \/\/\u83b7\u53d6TCP\u670d\u52a1\u5668\u5355\u4f8b\u5bf9\u8c61
\n int listen_sock = tsvr->Sock(); \/\/\u83b7\u53d6\u76d1\u542c\u5957\u63a5\u5b57
\n while(true){
\n struct sockaddr_in peer;
\n memset(&peer, 0, sizeof(peer));
\n socklen_t len = sizeof(peer);
\n int sock = accept(listen_sock, (struct sockaddr*)&peer, &len); \/\/\u83b7\u53d6\u65b0\u8fde\u63a5
\n if(sock < 0){
\n continue; \/\/\u83b7\u53d6\u5931\u8d25，\u7ee7\u7eed\u83b7\u53d6
\n }<\/p>\n
\/\/\u6253\u5370\u5ba2\u6237\u7aef\u76f8\u5173\u4fe1\u606f
\n std::string client_ip = inet_ntoa(peer.sin_addr);
\n int client_port = ntohs(peer.sin_port);
\n LOG(INFO, "get a new link: ["+client_ip+":"+std::to_string(client_port)+"]");<\/p>\n
\/\/\u6784\u5efa\u4efb\u52a1\u5e76\u653e\u5165\u4efb\u52a1\u961f\u5217\u4e2d
\n Task task(sock);
\n ThreadPool::GetInstance()->PushTask(task);
\n }
\n }
\n};<\/p>\n
\u670d\u52a1\u5668\u7ed3\u6784<\/p>\n
\u2003\u2003\u81f3\u6b64HTTP\u670d\u52a1\u5668\u540e\u7aef\u903b\u8f91\u5df2\u7ecf\u5168\u90e8\u7f16\u5199\u5b8c\u6bd5，\u6b64\u65f6\u6211\u4eec\u8981\u505a\u7684\u5c31\u662f\u5c06\u5bf9\u5916\u63d0\u4f9b\u7684\u8d44\u6e90\u6587\u4ef6\u653e\u5728\u4e00\u4e2a\u540d\u4e3awwwroot\u7684\u76ee\u5f55\u4e0b，\u7136\u540e\u5c06\u751f\u6210\u7684HTTP\u670d\u52a1\u5668\u53ef\u6267\u884c\u7a0b\u5e8f\u4e0ewwwroot\u653e\u5728\u540c\u7ea7\u76ee\u5f55\u4e0b\u3002\u6bd4\u5982：<\/p>\n
![\"\"](\"2025-04-18wpuqqak5vac.png\")
<\/p>\n
\u7531\u4e8e\u5f53\u524dHTTP\u670d\u52a1\u5668\u6ca1\u6709\u4efb\u4f55\u4e1a\u52a1\u903b\u8f91，\u56e0\u6b64\u5411\u5916\u63d0\u4f9b\u7684\u8d44\u6e90\u6587\u4ef6\u53ea\u6709\u4e09\u4e2a\u9519\u8bef\u9875\u9762\u6587\u4ef6，\u8fd9\u4e9b\u9519\u8bef\u9875\u9762\u6587\u4ef6\u4e2d\u7684\u5185\u5bb9\u5927\u81f4\u5982\u4e0b：<\/p>\n
<!DOCTYPE html>
\n<html>
\n <head>
\n <meta charset="UTF-8">
\n <title>404 Not Found<\/title>
\n <\/head>
\n <body>
\n <h1>404 Not Found<\/h1>
\n <p>\u5bf9\u4e0d\u8d77，\u4f60\u6240\u8981\u8bbf\u95ee\u7684\u8d44\u6e90\u4e0d\u5b58\u5728！<\/p>
\n <\/body>
\n<\/html><\/p>\n
\u9996\u9875\u8bf7\u6c42\u6d4b\u8bd5<\/p>\n
\u670d\u52a1\u5668\u9996\u9875\u7f16\u5199<\/p>\n
\u2003\u2003\u670d\u52a1\u5668\u7684web\u6839\u76ee\u5f55\u4e0b\u7684\u8d44\u6e90\u6587\u4ef6\u4e3b\u8981\u6709\u4e24\u79cd，\u4e00\u79cd\u5c31\u662f\u7528\u4e8e\u5904\u7406\u5ba2\u6237\u7aef\u4e0a\u4f20\u4e0a\u6765\u7684\u6570\u636e\u7684CGI\u7a0b\u5e8f，\u53e6\u4e00\u79cd\u5c31\u662f\u4f9b\u5ba2\u6237\u7aef\u8bf7\u6c42\u7684\u5404\u79cd\u7f51\u9875\u6587\u4ef6\u4e86，\u800c\u7f51\u9875\u7684\u5236\u4f5c\u5b9e\u9645\u662f\u524d\u7aef\u5de5\u7a0b\u5e08\u8981\u505a\u7684，\u4f46\u73b0\u5728\u6211\u4eec\u8981\u5bf9\u670d\u52a1\u5668\u8fdb\u884c\u6d4b\u8bd5，\u81f3\u5c11\u9700\u8981\u7f16\u5199\u4e00\u4e2a\u9996\u9875，\u9996\u9875\u6587\u4ef6\u9700\u8981\u653e\u5728web\u6839\u76ee\u5f55\u4e0b，\u53d6\u540d\u4e3aindex.html\u3002<\/p>\n
\u4ee5\u6f14\u793a\u4e3a\u4e3b，\u9996\u9875\u7684\u4ee3\u7801\u5982\u4e0b：<\/p>\n
<!DOCTYPE html>
\n<html lang="en">
\n<head>
\n <meta charset="UTF-8">
\n <meta http-equiv="X-UA-Compatible" content="IE=edge">
\n <meta name="viewport" content="width=device-width, initial-scale=1.0">
\n <title>Document<\/title>
\n <style>
\n .box{
\n width: 400px;
\n height: 400px;
\n margin: 40px auto;
\n background-color: #2b92d4;
\n border-radius: 50%; \/*\u5706\u89d2\u6548\u679c*\/
\n box-shadow: 0 1px 2px rgba(0, 0, 0, .3); \/*\u9634\u5f71\u6548\u679c*\/
\n animation: breathe 2700ms ease-in-out infinite alternate;
\n }
\n @keyframes breathe {
\n 0%{
\n opacity: 0.2; \/*\u900f\u660e\u5ea6*\/
\n box-shadow: 0 1px 2px rgba(255, 255, 255, 0.1);
\n }
\n 50%{
\n opacity: 0.5; \/*\u900f\u660e\u5ea6*\/
\n box-shadow: 0 1px 2px rgba(18, 190, 84, 0.76);
\n }
\n 100%{
\n opacity: 1; \/*\u900f\u660e\u5ea6*\/
\n box-shadow: 0 1px 30px rgba(59, 255, 255, 1);
\n }
\n }
\n <\/style>
\n<\/head>
\n<body>
\n <div class="box"><\/div>
\n<\/body>
\n<\/html><\/p>\n
\u9996\u9875\u8bf7\u6c42\u6d4b\u8bd5<\/p>\n
\u2003\u2003\u6307\u5b9a\u7aef\u53e3\u53f7\u8fd0\u884c\u670d\u52a1\u5668\u540e\u53ef\u4ee5\u770b\u5230\u4e00\u7cfb\u5217\u65e5\u5fd7\u4fe1\u606f\u88ab\u6253\u5370\u51fa\u6765，\u5305\u62ec\u5957\u63a5\u5b57\u521b\u5efa\u6210\u529f\u3001\u7ed1\u5b9a\u6210\u529f\u3001\u76d1\u542c\u6210\u529f，\u8fd9\u65f6\u5e95\u5c42\u7528\u4e8e\u901a\u4fe1\u7684TCP\u670d\u52a1\u5668\u5df2\u7ecf\u521d\u59cb\u5316\u6210\u529f\u4e86\u3002<\/p>\n
![\"\"](\"2025-04-181lq5qpus0dj.png\")
<\/p>\n
\u6b64\u65f6\u5728\u6d4f\u89c8\u5668\u4e0a\u6307\u5b9aIP\u548c\u7aef\u53e3\u8bbf\u95ee\u6211\u4eec\u7684HTTP\u670d\u52a1\u5668，\u7531\u4e8e\u6211\u4eec\u6ca1\u6709\u6307\u5b9a\u8981\u8bbf\u95ee\u670d\u52a1\u5668web\u6839\u76ee\u5f55\u4e0b\u7684\u90a3\u4e2a\u8d44\u6e90，\u6b64\u65f6\u670d\u52a1\u5668\u5c31\u4f1a\u9ed8\u8ba4\u5c06web\u6839\u76ee\u5f55\u4e0b\u7684index.html\u6587\u4ef6\u8fdb\u884c\u8fd4\u56de，\u6d4f\u89c8\u5668\u6536\u5230index.html\u6587\u4ef6\u540e\u7ecf\u8fc7\u5237\u65b0\u6e32\u67d3\u5c31\u663e\u793a\u51fa\u4e86\u5bf9\u5e94\u7684\u9996\u9875\u9875\u9762\u3002<\/p>\n
![\"\"](\"2025-04-18fwylts0aice.png\")
\u00a0<\/p>\n
\u540c\u65f6\u670d\u52a1\u5668\u7aef\u4e5f\u6253\u5370\u51fa\u4e86\u672c\u6b21\u8bf7\u6c42\u7684\u4e00\u4e9b\u65e5\u5fd7\u4fe1\u606f\u3002\u5982\u4e0b：<\/p>\n
![\"\"](\"2025-04-183tmabpphxf4.png\")
\u00a0<\/p>\n
\u6b64\u65f6\u901a\u8fc7ps -aL\u547d\u4ee4\u53ef\u4ee5\u770b\u5230\u7ebf\u7a0b\u6c60\u4e2d\u7684\u7ebf\u7a0b\u5df2\u7ecf\u88ab\u521b\u5efa\u597d\u4e86，\u5176\u4e2dPID\u548cLWP\u76f8\u540c\u7684\u5c31\u662f\u4e3b\u7ebf\u7a0b，\u5269\u4e0b\u7684\u5c31\u662f\u7ebf\u7a0b\u6c60\u4e2d\u5904\u7406\u4efb\u52a1\u7684\u82e5\u5e72\u65b0\u7ebf\u7a0b\u3002\u5982\u4e0b：<\/p>\n
![\"\"](\"2025-04-183r4505hf1zz.png\")
\u00a0<\/p>\n
\u9519\u8bef\u8bf7\u6c42\u6d4b\u8bd5<\/p>\n
\u2003\u2003\u5982\u679c\u6211\u4eec\u8bf7\u6c42\u7684\u8d44\u6e90\u670d\u52a1\u5668\u5e76\u6ca1\u6709\u63d0\u4f9b，\u90a3\u4e48\u670d\u52a1\u5668\u5c31\u4f1a\u5728\u83b7\u53d6\u8bf7\u6c42\u8d44\u6e90\u5c5e\u6027\u4fe1\u606f\u65f6\u5931\u8d25，\u8fd9\u65f6\u670d\u52a1\u5668\u4f1a\u505c\u6b62\u672c\u6b21\u8bf7\u6c42\u5904\u7406，\u800c\u76f4\u63a5\u5c06web\u6839\u76ee\u5f55\u4e0b\u7684404.html\u6587\u4ef6\u8fd4\u56de\u6d4f\u89c8\u5668，\u6d4f\u89c8\u5668\u6536\u5230\u540e\u7ecf\u8fc7\u5237\u65b0\u6e32\u67d3\u5c31\u663e\u793a\u51fa\u4e86\u5bf9\u5e94\u7684404\u9875\u9762\u3002<\/p>\n
![\"\"](\"2025-04-18oessjhkifrp.png\")
<\/p>\n
\u00a0<\/p>\n
\u8fd9\u65f6\u5728\u670d\u52a1\u5668\u7aef\u5c31\u80fd\u770b\u5230\u4e00\u6761\u65e5\u5fd7\u7ea7\u522b\u4e3aWARNING\u7684\u65e5\u5fd7\u4fe1\u606f，\u8fd9\u6761\u65e5\u5fd7\u4fe1\u606f\u4e2d\u8bf4\u660e\u4e86\u5ba2\u6237\u7aef\u8bf7\u6c42\u7684\u54ea\u4e00\u4e2a\u8d44\u6e90\u662f\u4e0d\u5b58\u5728\u7684\u3002<\/p>\n
![\"\"](\"2025-04-18uwyzwjwcarr.png\")
<\/p>\n
\u00a0<\/p>\n
\u00a0<\/p>\n<\/p>\n<\/p>\n<\/p>\n<\/p>\n<\/p>\n<\/p>\n<\/p>\n<\/p>\n<\/p>\n<\/p>\n<\/p><\/p>\n","protected":false},"excerpt":{"rendered":"
\u6587\u7ae0\u6d4f\u89c8\u9605\u8bfb4.9k\u6b21\uff0c\u70b9\u8d5e30\u6b21\uff0c\u6536\u85cf60\u6b21\u3002\u6b64\u9879\u76ee\u5b9e\u73b0\u7684\u662f\u4e00\u4e2aHTTP\u670d\u52a1\u5668\uff0c\u9879\u76ee\u4e2d\u5c06\u4f1a\u901a\u8fc7\u57fa\u672c\u7684\u7f51\u7edc\u5957\u63a5\u5b57\u8bfb\u53d6\u5ba2\u6237\u7aef\u53d1\u6765\u7684HTTP\u8bf7\u6c42\u5e76\u8fdb\u884c\u5206\u6790\uff0c\u6700\u7ec8\u6784\u5efaHTTP\u54cd\u5e94\u5e76\u8fd4\u56de\u7ed9\u5ba2\u6237\u7aef\u3002HTTP\u5728\u7f51\u7edc\u5e94\u7528\u5c42\u4e2d\u7684\u5730\u4f4d\u662f\u4e0d\u53ef\u64bc\u52a8\u7684\uff0c\u65e0\u8bba\u662f\u79fb\u52a8\u7aef\u8fd8\u662fPC\u7aef\u6d4f\u89c8\u5668\uff0cHTTP\u65e0\u7591\u662f\u6253\u5f00\u4e92\u8054\u7f51\u5e94\u7528\u7a97\u53e3\u7684\u91cd\u8981\u534f\u8bae\u3002\u8be5\u9879\u76ee\u5c06\u4f1a\u628aHTTP\u4e2d\u6700\u6838\u5fc3\u7684\u6a21\u5757\u62bd\u53d6\u51fa\u6765\uff0c\u91c7\u7528CS\u6a21\u578b\u5b9e\u73b0\u4e00\u4e2a\u5c0f\u578b\u7684HTTP\u670d\u52a1\u5668\uff0c\u76ee\u7684\u5728\u4e8e\u7406\u89e3HTTP\u534f\u8bae\u7684\u5904\u7406\u8fc7\u7a0b\u3002\u8be5\u9879\u76ee\u4e3b\u8981\u6d89\u53caC\/C++\u3001HTTP\u534f\u8bae\u3001\u7f51\u7edc\u5957\u63a5\u5b57\u7f16\u7a0b\u3001CGI\u3001\u5355\u4f8b\u6a21\u5f0f\u3001\u591a\u7ebf\u7a0b\u3001\u7ebf\u7a0b\u6c60\u7b49\u65b9\u9762\u7684\u6280\u672f\u3002\u534f\u8bae\u5206\u5c42\u3002_c++\u670d\u52a1\u5668<\/p>\n","protected":false},"author":2,"featured_media":12529,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[55,151,43,191],"topic":[],"class_list":["post-12549","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-server","tag-c","tag-http","tag-43","tag-191"],"yoast_head":"\n