{"id":756,"date":"2011-10-27T08:24:57","date_gmt":"2011-10-27T08:24:57","guid":{"rendered":"http:\/\/fdream.net\/blog\/?p=756"},"modified":"2011-10-27T09:05:06","modified_gmt":"2011-10-27T09:05:06","slug":"websocket%e8%8d%89%e6%a1%8810%e6%8f%a1%e6%89%8b%e5%8d%8f%e8%ae%ae%e7%9a%84%e5%ae%9e%e7%8e%b0","status":"publish","type":"post","link":"https:\/\/fdream.net\/blog\/article\/756","title":{"rendered":"WebSocket\u8349\u684810\u63e1\u624b\u534f\u8bae\u7684\u5b9e\u73b0"},"content":{"rendered":"<p>Chrome\u65e9\u5c31\u91c7\u7528\u4e86<a title=\"websocket\u8349\u684810\" href=\"http:\/\/tools.ietf.org\/html\/draft-ietf-hybi-thewebsocketprotocol-10\">websocket\u8349\u684810<\/a>\u7684\u534f\u8bae\uff0c\u5f88\u591a\u4ee5\u524d\u652f\u6301websocket\u7684\u4ee3\u7801\u7a81\u7136\u4e4b\u95f4\u90fd\u7528\u4e0d\u4e86\u4e86\uff0c\u5f88\u591a\u4f5c\u8005\u4e5f\u6ca1\u7a7a\u66f4\u65b0\uff0c\u7d22\u6027\u81ea\u5df1\u770b\u4e86\u4e0b\u8349\u6848\uff0c\u81ea\u5df1\u5b9e\u73b0\u4e86\u4e00\u5957\u3002<\/p>\n<p>\u63e1\u624b\u534f\u8bae\u8fd8\u662f\u975e\u5e38\u7b80\u5355\u7684\uff0cChrome\u53d1\u8fc7\u6765\u7684header\u5927\u6982\u662f\u8fd9\u6837\u7684\uff1a<\/p>\n<pre lang=\"js\">GET \/chat HTTP\/1.1\r\nHost: server.example.com\r\nUpgrade: websocket\r\nConnection: Upgrade\r\nSec-WebSocket-Key: dGhlIHNhbXBsZSBub25jZQ==\r\nSec-WebSocket-Origin: http:\/\/example.com\r\nSec-WebSocket-Protocol: chat, superchat\r\nSec-WebSocket-Version: 8<\/pre>\n<p>\u8981\u7b54\u590d\u7684\u5934\u5927\u6982\u662f\u8fd9\u6837\u7684\uff1a<\/p>\n<pre lang=\"js\">HTTP\/1.1 101 Switching Protocols\r\nUpgrade: websocket\r\nConnection: Upgrade\r\nSec-WebSocket-Accept: s3pPLMBiTxaQ9kYGzzhZRbK+xOo=<\/pre>\n<p>\u5b9e\u9645\u4e0a\u8fd9\u91cc\u8981\u5904\u7406\u7684\u5c31\u662f\u7b97\u51fa\u8fd9\u4e2aSec-WebSocket-Accept\u7684\u503c\u3002\u8fd9\u4e2a\u975e\u5e38\u7b80\u5355\uff0c\u9996\u5148\u62ff\u5230Sec-WebSocket-Key\uff0c\u4e5f\u5c31\u662fdGhlIHNhbXBsZSBub25jZQ==\uff0c\u628a\u5b83\u548c\u5b57\u7b26\u4e32258EAFA5-E914-47DA-95CA-C5AB0DC85B11\u62fc\u5728\u4e00\u8d77\uff1a<\/p>\n<pre lang=\"js\">var key = request.headers['sec-websocket-key'] + '258EAFA5-E914-47DA-95CA-C5AB0DC85B11';<\/pre>\n<p>\u7136\u540e\u5bf9\u8fd9\u4e2akey\u505a\u4e00\u4e2aSHA-1\u7684\u52a0\u5bc6\uff0c\u5bf9\u52a0\u5bc6\u540e\u7684\u5b57\u7b26\u4e32\u518dbase64\u5c31\u53ef\u4ee5\u4e86\uff0c\u7528nodejs\u5199\u51fa\u6765\u5c31\u662f\u8fd9\u6837\u7684\uff1a<\/p>\n<pre lang=\"js\">var sha1 = Crypto.createHash('sha1');\r\nkey = sha1.update(key).digest('base64');<\/pre>\n<p>\u8fd9\u4e2a\u91cc\u9762\u7684key\u503c\u5c31\u662f\u6700\u7ec8\u8981\u8fd4\u56de\u7ed9\u5ba2\u6237\u7aef\u7684\u503c\u4e86\uff0c\u8fd9\u6837\u5c31\u7b97\u5b8c\u6210\u63e1\u624b\u4e86\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Chrome\u65e9\u5c31\u91c7\u7528\u4e86websocket\u8349\u684810\u7684\u534f\u8bae\uff0c\u5f88\u591a\u4ee5\u524d\u652f\u6301websocket\u7684\u4ee3\u7801\u7a81\u7136\u4e4b\u95f4\u90fd\u7528\u4e0d\u4e86\u4e86\uff0c\u5f88\u591a\u4f5c\u8005\u4e5f\u6ca1\u7a7a\u66f4\u65b0\uff0c\u7d22\u6027\u81ea\u5df1\u770b\u4e86\u4e0b\u8349\u6848\uff0c\u81ea\u5df1\u5b9e\u73b0\u4e86\u4e00\u5957\u3002 \u63e1\u624b\u534f\u8bae\u8fd8\u662f\u975e\u5e38\u7b80\u5355\u7684\uff0cChrome\u53d1\u8fc7\u6765\u7684header\u5927\u6982\u662f\u8fd9\u6837\u7684\uff1a GET \/chat HTTP\/1.1 Host: server.example.com Upgrade: websocket Connection: Upgrade Sec-WebSocket-Key: dGhlIHNhbXBsZSBub25jZQ== Sec-WebSocket-Origin: http:\/\/example.com Sec-WebSocket-Protocol: chat, superchat Sec-WebSocket-Version: 8 \u8981\u7b54\u590d\u7684\u5934\u5927\u6982\u662f\u8fd9\u6837\u7684\uff1a HTTP\/1.1 101 Switching Protocols Upgrade: websocket Connection: Upgrade Sec-WebSocket-Accept: s3pPLMBiTxaQ9kYGzzhZRbK+xOo= \u5b9e\u9645\u4e0a\u8fd9\u91cc\u8981\u5904\u7406\u7684\u5c31\u662f\u7b97\u51fa\u8fd9\u4e2aSec-WebSocket-Accept\u7684\u503c\u3002\u8fd9\u4e2a\u975e\u5e38\u7b80\u5355\uff0c\u9996\u5148\u62ff\u5230Sec-WebSocket-Key\uff0c\u4e5f\u5c31\u662fdGhlIHNhbXBsZSBub25jZQ==\uff0c\u628a\u5b83\u548c\u5b57\u7b26\u4e32258EAFA5-E914-47DA-95CA-C5AB0DC85B11\u62fc\u5728\u4e00\u8d77\uff1a var key = request.headers[&#8216;sec-websocket-key&#8217;] + &#8216;258EAFA5-E914-47DA-95CA-C5AB0DC85B11&#8217;; \u7136\u540e\u5bf9\u8fd9\u4e2akey\u505a\u4e00\u4e2aSHA-1\u7684\u52a0\u5bc6\uff0c\u5bf9\u52a0\u5bc6\u540e\u7684\u5b57\u7b26\u4e32\u518dbase64\u5c31\u53ef\u4ee5\u4e86\uff0c\u7528nodejs\u5199\u51fa\u6765\u5c31\u662f\u8fd9\u6837\u7684\uff1a var sha1 = Crypto.createHash(&#8216;sha1&#8217;); key = sha1.update(key).digest(&#8216;base64&#8217;); \u8fd9\u4e2a\u91cc\u9762\u7684key\u503c\u5c31\u662f\u6700\u7ec8\u8981\u8fd4\u56de\u7ed9\u5ba2\u6237\u7aef\u7684\u503c\u4e86\uff0c\u8fd9\u6837\u5c31\u7b97\u5b8c\u6210\u63e1\u624b\u4e86\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[120,364],"class_list":["post-756","post","type-post","status-publish","format-standard","hentry","category-coding","tag-AJAX","tag-websocket"],"views":18343,"_links":{"self":[{"href":"https:\/\/fdream.net\/blog\/wp-json\/wp\/v2\/posts\/756","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fdream.net\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fdream.net\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fdream.net\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fdream.net\/blog\/wp-json\/wp\/v2\/comments?post=756"}],"version-history":[{"count":0,"href":"https:\/\/fdream.net\/blog\/wp-json\/wp\/v2\/posts\/756\/revisions"}],"wp:attachment":[{"href":"https:\/\/fdream.net\/blog\/wp-json\/wp\/v2\/media?parent=756"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fdream.net\/blog\/wp-json\/wp\/v2\/categories?post=756"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fdream.net\/blog\/wp-json\/wp\/v2\/tags?post=756"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}