{"id":48,"date":"2023-07-20T02:19:36","date_gmt":"2023-07-19T18:19:36","guid":{"rendered":"http:\/\/iwebg.cn\/?p=48"},"modified":"2023-07-20T02:19:36","modified_gmt":"2023-07-19T18:19:36","slug":"csdn-%e9%9d%a2%e8%af%95%e5%bf%85%e8%80%83http%e5%8d%8f%e8%ae%ae%e9%9d%a2%e8%af%95%e9%a2%98","status":"publish","type":"post","link":"http:\/\/iwebg.cn\/index.php\/2023\/07\/20\/csdn-%e9%9d%a2%e8%af%95%e5%bf%85%e8%80%83http%e5%8d%8f%e8%ae%ae%e9%9d%a2%e8%af%95%e9%a2%98\/","title":{"rendered":"CSDN \u9762\u8bd5\u5fc5\u8003HTTP\u534f\u8bae\u9762\u8bd5\u9898"},"content":{"rendered":"\n<h3 class=\"wp-block-heading\">1.HTTP \u7b80\u4ecb\uff1a<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>HTTP \u534f\u8bae\u662fHyper Text Transfer Protocol\uff08\u8d85\u6587\u672c\u4f20\u8f93\u534f\u8bae\uff09\u7684\u7f29\u5199,\u662f\u7528\u4e8e\u4ece\u4e07\u7ef4\u7f51\uff08WWW:World Wide Web \uff09\u670d\u52a1\u5668\u4f20\u8f93\u8d85\u6587\u672c\u5230\u672c\u5730\u6d4f\u89c8\u5668\u7684\u4f20\u9001\u534f\u8bae\uff1b<\/li>\n\n\n\n<li>HTTP \u662f\u4e00\u4e2a\u57fa\u4e8eTCP\/IP\u901a\u4fe1\u534f\u8bae\u6765\u4f20\u9012\u6570\u636e\uff08HTML\u6587\u4ef6\u3001\u56fe\u7247\u6587\u4ef6\u3001\u67e5\u8be2\u7ed3\u679c\u7b49\uff09\uff1b<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">2.HTTP\u5de5\u4f5c\u539f\u7406\uff1a<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>HTTP\u534f\u8bae\u5de5\u4f5c\u4e8e\u5ba2\u6237\u7aef-\u670d\u52a1\u7aef\u67b6\u6784\u4e0a\uff0c\u6d4f\u89c8\u5668\u4f5c\u4e3aHTTP\u5ba2\u6237\u7aef\u901a\u8fc7URL\u5411HTTP\u670d\u52a1\u7aef\u53d1\u9001\u6240\u6709\u8bf7\u6c42\u3002<\/li>\n\n\n\n<li>web\u670d\u52a1\u5668\u6709\uff1aApache \u670d\u52a1\u5668\u3001lls\u670d\u52a1\u5668\u7b49\uff1b<\/li>\n\n\n\n<li>HTTP\u9ed8\u8ba4\u7aef\u53e3\u53f7\u4e3a80\uff0c\u4f46\u662f\u4e5f\u53ef\u4ee5\u6539\u4e3a8080\u6216\u8005\u5176\u4ed6\u7aef\u53e3\uff1b<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">3.HTTP\u7684\u4f18\u70b9\u548c\u7f3a\u70b9\uff1f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u4f18\u70b9<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u652f\u6301\u5ba2\u6237\/\u670d\u52a1\u5668\u6a21\u5f0f\uff1a<\/li>\n\n\n\n<li>\u5e94\u7528\u5e7f\u6cdb\u4e14\u8de8\u5e73\u53f0:<\/li>\n\n\n\n<li>\u7b80\u5355\u5feb\u901f\u3001\u7075\u6d3b:<br><strong>\u7f3a\u70b9<\/strong><\/li>\n\n\n\n<li>\u65e0\u8fde\u63a5\uff1a<\/li>\n\n\n\n<li>\u65e0\u72b6\u6001\uff1a\u65e0\u72b6\u6001\u53ef\u4ee5\u51cf\u8f7b\u670d\u52a1\u5668\u8d1f\u62c5\uff0c\u4f46\u8fdb\u884c\u5173\u8054\u64cd\u4f5c\u65f6\u7e41\u7410\uff0cCookie\u6b63\u597d\u53ef\u4ee5\u89e3\u51b3\u8fd9\u4e2a\u95ee\u9898<\/li>\n\n\n\n<li>\u660e\u6587\u4f20\u8f93:\u8c03\u8bd5\u4fbf\u5229\u7684\u540c\u65f6\u5e26\u6765\u4e86\u4fe1\u606f\u6613\u88ab\u7a83\u53d6<\/li>\n\n\n\n<li>\u4e0d\u5b89\u5168:\uff08HTTPS\u901a\u8fc7\u5f15\u5165SSL\/TLS\u5c42\uff0c\u89e3\u51b3\u4e86\u8fd9\u4e2a\u9690\u60a3\uff09<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">4.\u8bf7\u6c42\u7c7b\u578bGet\u4e0ePost\u4e4b\u95f4\u7684\u533a\u522b\uff1f<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>get\u91cd\u70b9\u5728\u4ece\u670d\u52a1\u5668\u4e0a\u83b7\u53d6\u8d44\u6e90\uff0cpost\u91cd\u70b9\u5728\u5411\u670d\u52a1\u5668\u53d1\u9001\u6570\u636e\uff1b<\/li>\n\n\n\n<li>get\u662f\u4e0d\u5b89\u5168\u7684\uff0c\u56e0\u4e3aURL\u662f\u53ef\u89c1\u7684\uff0c\u53ef\u80fd\u4f1a\u6cc4\u9732\u79c1\u5bc6\u4fe1\u606f\uff0c\u5982\u5bc6\u7801\u7b49\uff1b post\u8f83get\u5b89\u5168\u6027\u8f83\u9ad8\uff1b<\/li>\n\n\n\n<li>get\u4f20\u8f93\u6570\u636e\u662f\u901a\u8fc7URL\u8bf7\u6c42\uff0c\u4ee5field\uff08\u5b57\u6bb5\uff09= value\u7684\u5f62\u5f0f\uff0c\u7f6e\u4e8eURL\u540e\uff0c\u5e76\u7528&#8221;?&#8221;\u8fde\u63a5\uff0c\u591a\u4e2a\u8bf7\u6c42\u6570\u636e\u95f4\u7528&#8221;&amp;&#8221;\u8fde\u63a5\uff0c<\/li>\n<\/ul>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\">\u5982http:\/\/127.0.0.1\/Test\/login.action?name=admin&amp;password=admin\uff0c\u8fd9\u4e2a\u8fc7\u7a0b\u7528\u6237\u662f\u53ef\u89c1\u7684\uff1b<\/p>\n<\/blockquote>\n\n\n\n<p class=\"wp-block-paragraph\">post\u4f20\u8f93\u6570\u636e\u901a\u8fc7Http\u7684post\u673a\u5236\uff0c\u5c06\u5b57\u6bb5\u4e0e\u5bf9\u5e94\u503c\u5c01\u5b58\u5728\u8bf7\u6c42\u5b9e\u4f53\u4e2d\u53d1\u9001\u7ed9\u670d\u52a1\u5668\uff0c\u8fd9\u4e2a\u8fc7\u7a0b\u5bf9\u7528\u6237\u662f\u4e0d\u53ef\u89c1\u7684<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Get\u4f20\u8f93\u7684\u6570\u636e\u91cf\u5c0f\uff0c\u56e0\u4e3a\u53d7URL\u957f\u5ea6\u9650\u5236\uff0c\u4f46\u6548\u7387\u8f83\u9ad8\uff1bPost\u53ef\u4ee5\u4f20\u8f93\u5927\u91cf\u6570\u636e\uff0c\u6240\u4ee5\u4e0a\u4f20\u6587\u4ef6\u65f6\u53ea\u80fd\u7528Post\u65b9\u5f0f\uff1b<\/li>\n\n\n\n<li>get\u65b9\u5f0f\u53ea\u80fd\u652f\u6301ASCII\u5b57\u7b26\uff0c\u5411\u670d\u52a1\u5668\u4f20\u7684\u4e2d\u6587\u5b57\u7b26\u53ef\u80fd\u4f1a\u4e71\u7801\u3002post\u652f\u6301\u6807\u51c6\u5b57\u7b26\u96c6\uff0c\u53ef\u4ee5\u6b63\u786e\u4f20\u9012\u4e2d\u6587\u5b57\u7b26\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">5.HTTP\u4e0eHTTPS\u7684\u533a\u522b\uff1f<\/h3>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\">HTTPS\uff1a\u662f\u4ee5\u5b89\u5168\u4e3a\u76ee\u6807\u7684 HTTP \u901a\u9053\uff0c\u662f HTTP \u7684\u5b89\u5168\u7248\u3002HTTPS \u7684\u5b89\u5168\u57fa\u7840\u662f SSL\u3002SSL \u534f\u8bae\u4f4d\u4e8e TCP\/IP<br>\u534f\u8bae\u4e0e\u5404\u79cd\u5e94\u7528\u5c42\u534f\u8bae\u4e4b\u95f4\uff0c\u4e3a\u6570\u636e\u901a\u8baf\u63d0\u4f9b\u5b89\u5168\u652f\u6301\u3002<\/p>\n<\/blockquote>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u533a\u522b<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>HTTP \u662f\u8d85\u6587\u672c\u4f20\u8f93\u534f\u8bae\uff0c\u4fe1\u606f\u662f\u660e\u6587\u4f20\u8f93\uff0cHTTPS \u5219\u662f\u5177\u6709\u5b89\u5168\u6027\u7684 SSL \u52a0\u5bc6\u4f20\u8f93\u534f\u8bae\u3002<\/li>\n\n\n\n<li>HTTP\u548cHTTPS \u4f7f\u7528\u5b8c\u5168\u4e0d\u540c\u7684\u8fde\u63a5\u65b9\u5f0f\uff0c\u6240\u7528\u7684\u7aef\u53e3\u4e0d\u540c\uff0c\u524d\u8005\u662f80 \u7aef\u53e3\uff0c\u540e\u8005\u662f 443\u7aef\u53e3<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">6.\u5e38\u89c1HTTP\u7684\u72b6\u6001\u7801\u6709\u54ea\u4e9b\uff1f<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>200 \u2013 \u8bf7\u6c42\u6210\u529f<\/li>\n\n\n\n<li>301 \u2013 \u8d44\u6e90(\u7f51\u9875\u7b49)\u88ab\u6c38\u4e45\u8f6c\u79fb\u5230\u5176\u5b83URL<\/li>\n\n\n\n<li>404 \u2013 \u8bf7\u6c42\u7684\u8d44\u6e90(\u7f51\u9875\u7b49)\u4e0d\u5b58\u5728<\/li>\n\n\n\n<li>500 \u2013 \u5185\u90e8\u670d\u52a1\u5668\u9519\u8bef<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">7.HTTP\u5e38\u89c1\u7684\u5b57\u6bb5\u6709\u54ea\u4e9b\uff1f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>URI&amp;URL<\/strong>\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>URI:\u7edf\u4e00\u8d44\u6e90\u6807\u8bc6\u7b26\uff0c\u4e0d\u4ec5\u53ef\u4ee5\u6807\u8bc6http\uff0cftp\u7b49\u5176\u4ed6\u7684\u7f51\u7edc\u8d44\u6e90<\/li>\n\n\n\n<li>URL:\u7edf\u4e00\u8d44\u6e90\u5b9a\u4f4d\u7b26<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">** \u8bf7\u6c42\u5934 **\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>GET \uff1a\u83b7\u53d6\u4e00\u4e2a\u8d44\u6e90\uff0c\u540c\u65f6\u53c2\u6570\u76f4\u63a5\u8ddf\u5728URL\u540e\u9762,url\u957f\u5ea6\u53d7\u9650\u52362048\u5b57\u8282<\/li>\n\n\n\n<li>POST\uff1a\u4e0d\u4ec5\u53ef\u4ee5\u83b7\u53d6\u8d44\u6e90\uff0c\u8fd8\u53ef\u4ee5\u63d0\u4ea4\u8d44\u6e90\uff08\u8b6c\u5982\u4e0a\u4f20\u6587\u4ef6\uff09\uff0c\u53c2\u6570\u653e\u5728\u8bf7\u6c42\u4f53\u4e2d\uff0c\u5305\u5927\u5c0f4G<\/li>\n\n\n\n<li>HEAD\uff1a\u53ea\u8981\u54cd\u5e94\u5934\uff0c\u6ca1\u6709\u54cd\u5e94\u4f53\uff0c\u901a\u5e38\u7528\u4e8e\u6d4b\u8bd5URL\u662f\u5426\u5b58\u5728<\/li>\n\n\n\n<li>DELETE:\u5220\u9664\u4e00\u4e2a\u8d44\u6e90<\/li>\n\n\n\n<li>PUT\uff1a\u901a\u5e38\u4fee\u6539\u4e00\u4e2a\u8d44\u6e90<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u54cd\u5e94\u5934<\/strong>:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Content-Length:\u54cd\u5e94\u4f53\u7684\u957f\u5ea6<\/li>\n\n\n\n<li>Server\uff1a\u670d\u52a1\u5668\u7684\u4fe1\u606f<\/li>\n\n\n\n<li>Content-Type\uff1a\u5185\u5bb9\u7684\u7c7b\u578b\uff0ctext\uff0fhtml\uff0cxml\u7b49<\/li>\n\n\n\n<li>Last-Modified \uff1a\u6700\u6709\u7684\u4fee\u6539\u65e5\u671f\uff0c\u901a\u5e38\u8ddf\u7f13\u5b58\u76f8\u5173 20151108<\/li>\n\n\n\n<li>Location: \u65b0\u7684\u5730\u5740<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u54cd\u5e94\u7801<\/strong>:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>200 OK \u8bbf\u95ee\u6b63\u5e38<\/li>\n\n\n\n<li>206 \u8ddf\u65ad\u70b9\u7eed\u4f20\u76f8\u5173<\/li>\n\n\n\n<li>3XX \u91cd\u5b9a\u5411\uff1aLocation<\/li>\n\n\n\n<li>304 \u7f13\u5b58\u6709\u6548<\/li>\n\n\n\n<li>307 \u4e34\u65f6\u91cd\u5b9a\u5411<\/li>\n\n\n\n<li>4XX \u5ba2\u6237\u7aef\u95ee\u9898<\/li>\n\n\n\n<li>401 \u4ee3\u8868\u6ca1\u6709\u6743\u9650\u8bbf\u95ee<\/li>\n\n\n\n<li>404 \u4ee3\u8868\u8bbf\u95ee\u7684\u8d44\u6e90\u4e0d\u5b58\u5728<\/li>\n\n\n\n<li>5XX \u901a\u5e38\u670d\u52a1\u5668\u5185\u90e8\u5904\u7406\u7684\u95ee\u9898<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">8.\u8bf7\u8c08\u8c08\u4f60\u5bf9\u201c <strong><em>\u4e09\u6b21\u63e1\u624b\u4e0e\u56db\u6b21\u6325\u624b<\/em><\/strong> \u201d\u7684\u7406\u89e3\u5e76\u8bf4\u8bf4\u4f5c\u7528?<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u7b2c\u4e00\u6b21\u63e1\u624b\uff1a\u5ba2\u6237\u7aef\u7ed9\u670d\u52a1\u7aef\u53d1\u4e00\u4e2a SYN \u62a5\u6587\uff0c\u5e76\u6307\u660e\u5ba2\u6237\u7aef\u7684\u521d\u59cb\u5316\u5e8f\u5217\u53f7 ISN\uff08c\uff09\u3002\u6b64\u65f6\u5ba2\u6237\u7aef\u5904\u4e8e SYN_Send \u72b6\u6001\u3002<\/li>\n\n\n\n<li>\u7b2c\u4e8c\u6b21\u63e1\u624b\uff1a\u670d\u52a1\u5668\u6536\u5230\u5ba2\u6237\u7aef\u7684 SYN \u62a5\u6587\u4e4b\u540e\uff0c\u4f1a\u4ee5\u81ea\u5df1\u7684 SYN 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establised \u72b6\u6001\uff0c\u6b64\u65f6\uff0c\u53cc\u65b9\u4ee5\u5efa\u7acb\u8d77\u4e86\u94fe\u63a5\u3002<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\">\u4e09\u6b21\u63e1\u624b\u7684\u4f5c\u7528\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u786e\u8ba4\u53cc\u65b9\u7684\u63a5\u53d7\u80fd\u529b\u3001\u53d1\u9001\u80fd\u529b\u662f\u5426\u6b63\u5e38\uff1b<\/li>\n\n\n\n<li>\u6307\u5b9a\u81ea\u5df1\u7684\u521d\u59cb\u5316\u5e8f\u5217\u53f7\uff0c\u4e3a\u540e\u9762\u7684\u53ef\u9760\u4f20\u9001\u505a\u51c6\u5907\uff1b<\/li>\n\n\n\n<li>\u5982\u679c\u662f https \u534f\u8bae\u7684\u8bdd\uff0c\u4e09\u6b21\u63e1\u624b\u8fd9\u4e2a\u8fc7\u7a0b\uff0c\u8fd8\u4f1a\u8fdb\u884c\u6570\u5b57\u8bc1\u4e66\u7684\u9a8c\u8bc1\u4ee5\u53ca\u52a0\u5bc6\u5bc6\u94a5\u7684\u751f\u6210\u5230\u3002<\/li>\n<\/ul>\n<\/blockquote>\n\n\n\n<figure class=\"wp-block-image\"><div class='fancybox-wrapper lazyload-container-unload' 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