{"id":31548,"date":"2025-04-21T16:51:00","date_gmt":"2025-04-21T08:51:00","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/31548.html"},"modified":"2025-04-21T16:51:00","modified_gmt":"2025-04-21T08:51:00","slug":"django-%e5%ae%9e%e7%8e%b0%e6%9c%8d%e5%8a%a1%e5%99%a8%e4%b8%bb%e5%8a%a8%e7%bb%99%e5%ae%a2%e6%88%b7%e7%ab%af%e5%8f%91%e9%80%81%e6%b6%88%e6%81%af%e7%9a%84%e5%87%a0%e7%a7%8d%e5%b8%b8%e8%a7%81%e6%96%b9","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/31548.html","title":{"rendered":"Django \u5b9e\u73b0\u670d\u52a1\u5668\u4e3b\u52a8\u7ed9\u5ba2\u6237\u7aef\u53d1\u9001\u6d88\u606f\u7684\u51e0\u79cd\u5e38\u89c1\u65b9\u5f0f\u53ca\u5176\u533a\u522b"},"content":{"rendered":"<h4>Django Channels<\/h4>\n<ul>\n<li>\u539f\u7406 &#xff1a;Django Channels \u662f Django \u7684\u4e00\u4e2a\u6269\u5c55&#xff0c;\u5b83\u901a\u8fc7\u4f7f\u7528 WebSockets \u7b49\u534f\u8bae\u6765\u5904\u7406\u957f\u8fde\u63a5&#xff0c;\u4f7f\u670d\u52a1\u5668\u80fd\u591f\u4e0e\u5ba2\u6237\u7aef\u5efa\u7acb\u6301\u4e45\u8fde\u63a5&#xff0c;\u4ece\u800c\u5b9e\u73b0\u53cc\u5411\u901a\u4fe1\u3002\u4e00\u65e6\u8fde\u63a5\u5efa\u7acb&#xff0c;\u670d\u52a1\u5668\u53ef\u4ee5\u968f\u65f6\u4e3b\u52a8\u5411\u5ba2\u6237\u7aef\u53d1\u9001\u6d88\u606f\u3002<\/li>\n<li>\u5b9e\u73b0\u65b9\u5f0f &#xff1a;\u9996\u5148\u9700\u8981\u5b89\u88c5 Channels \u5e76\u8fdb\u884c\u76f8\u5173\u914d\u7f6e&#xff0c;\u5982\u5728\u9879\u76ee\u4e2d\u6dfb\u52a0 Channels \u7684\u914d\u7f6e\u3001\u521b\u5efa ASGI \u5e94\u7528\u7b49\u3002\u7136\u540e\u521b\u5efa\u6d88\u8d39\u8005&#xff08;Consumer&#xff09;&#xff0c;\u5b83\u662f\u5904\u7406 WebSocket \u8fde\u63a5\u7684\u6838\u5fc3\u7c7b&#xff0c;\u7528\u4e8e\u63a5\u6536\u548c\u5904\u7406\u6765\u81ea\u5ba2\u6237\u7aef\u7684\u6d88\u606f&#xff0c;\u4ee5\u53ca\u5411\u5ba2\u6237\u7aef\u53d1\u9001\u6d88\u606f\u3002\u63a5\u7740\u914d\u7f6e WebSocket \u8def\u7531&#xff0c;\u5c06\u7279\u5b9a\u7684 WebSocket \u8def\u5f84\u6620\u5c04\u5230\u76f8\u5e94\u7684\u6d88\u8d39\u8005\u3002<\/li>\n<li>\u9002\u7528\u573a\u666f &#xff1a;\u9002\u7528\u4e8e\u5b9e\u65f6\u6027\u8981\u6c42\u8f83\u9ad8\u7684\u5e94\u7528\u573a\u666f&#xff0c;\u5982\u5b9e\u65f6\u804a\u5929\u5e94\u7528\u3001\u5728\u7ebf\u6e38\u620f\u3001\u5b9e\u65f6\u534f\u4f5c\u7f16\u8f91\u7b49&#xff0c;\u80fd\u591f\u5b9e\u73b0\u670d\u52a1\u5668\u548c\u5ba2\u6237\u7aef\u4e4b\u95f4\u7684\u5b9e\u65f6\u3001\u53cc\u5411\u4ea4\u4e92\u3002<\/li>\n<\/ul>\n<h4>Server-Sent Events (SSE)<\/h4>\n<ul>\n<li>\u539f\u7406 &#xff1a;SSE \u662f\u4e00\u79cd\u57fa\u4e8e HTTP \u534f\u8bae\u7684\u670d\u52a1\u5668\u63a8\u9001\u6280\u672f&#xff0c;\u5ba2\u6237\u7aef\u901a\u8fc7 EventSource API \u5411\u670d\u52a1\u5668\u53d1\u8d77\u8fde\u63a5\u8bf7\u6c42&#xff0c;\u670d\u52a1\u5668\u63a5\u6536\u5230\u8bf7\u6c42\u540e&#xff0c;\u53ef\u4ee5\u5411\u5ba2\u6237\u7aef\u53d1\u9001\u4e8b\u4ef6\u6d41&#xff0c;\u5ba2\u6237\u7aef\u80fd\u591f\u76d1\u542c\u8fd9\u4e9b\u4e8b\u4ef6\u5e76\u6267\u884c\u76f8\u5e94\u5904\u7406\u903b\u8f91&#xff0c;\u5176\u5efa\u7acb\u5728 HTTP \u534f\u8bae\u4e4b\u4e0a&#xff0c;\u5177\u6709\u7b80\u5355\u6613\u7528\u3001\u53ef\u9760\u6027\u9ad8\u7b49\u4f18\u70b9\u3002<\/li>\n<li>\u5b9e\u73b0\u65b9\u5f0f &#xff1a;\u901a\u5e38\u9700\u8981\u4f7f\u7528\u7b2c\u4e09\u65b9\u5e93\u5982 django-sse \u6765\u8f85\u52a9\u5b9e\u73b0\u3002\u5728 Django \u7684\u89c6\u56fe\u51fd\u6570\u4e2d&#xff0c;\u4f7f\u7528 sse_emit() \u51fd\u6570\u5411\u5ba2\u6237\u7aef\u53d1\u9001\u4e8b\u4ef6\u6d41&#xff0c;\u540c\u65f6\u5728\u5ba2\u6237\u7aef\u4f7f\u7528 EventSource API \u6765\u76d1\u542c\u4e8b\u4ef6\u6d41\u3002<\/li>\n<li>\u9002\u7528\u573a\u666f &#xff1a;\u9002\u5408\u4e8e\u670d\u52a1\u5668\u5230\u5ba2\u6237\u7aef\u7684\u5355\u5411\u5b9e\u65f6\u901a\u4fe1\u573a\u666f&#xff0c;\u4f8b\u5982\u5b9e\u65f6\u901a\u77e5\u3001\u5b9e\u65f6\u76d1\u63a7\u6570\u636e\u66f4\u65b0\u3001\u80a1\u7968\u884c\u60c5\u63a8\u9001\u7b49&#xff0c;\u5bf9\u5b9e\u65f6\u6027\u8981\u6c42\u8f83\u9ad8\u4f46\u65e0\u9700\u53cc\u5411\u901a\u4fe1\u7684\u573a\u666f\u3002<\/li>\n<\/ul>\n<h4>\u957f\u8f6e\u8be2<\/h4>\n<ul>\n<li>\u539f\u7406 &#xff1a;\u5ba2\u6237\u7aef\u4e0d\u65ad\u5411\u670d\u52a1\u5668\u53d1\u9001 HTTP \u8bf7\u6c42&#xff0c;\u670d\u52a1\u5668\u5728\u6536\u5230\u8bf7\u6c42\u540e\u4f1a\u7b49\u5f85\u4e00\u6bb5\u65f6\u95f4\u6216\u76f4\u5230\u6709\u65b0\u6d88\u606f\u53ef\u8fd4\u56de\u624d\u54cd\u5e94\u8be5\u8bf7\u6c42\u3002\u5982\u679c\u670d\u52a1\u5668\u5728\u7b49\u5f85\u65f6\u95f4\u5185\u6ca1\u6709\u65b0\u6d88\u606f&#xff0c;\u4f1a\u8fd4\u56de\u4e00\u4e2a\u7a7a\u54cd\u5e94\u6216\u5360\u4f4d\u7b26&#xff0c;\u5ba2\u6237\u7aef\u6536\u5230\u54cd\u5e94\u540e\u7acb\u5373\u53d1\u9001\u65b0\u7684\u8bf7\u6c42&#xff0c;\u5982\u6b64\u5faa\u73af\u5f80\u590d&#xff0c;\u4ece\u800c\u5b9e\u73b0\u670d\u52a1\u5668\u5411\u5ba2\u6237\u7aef\u63a8\u9001\u6d88\u606f\u7684\u6548\u679c\u3002<\/li>\n<li>\u5b9e\u73b0\u65b9\u5f0f &#xff1a;\u5728 Django \u4e2d&#xff0c;\u53ef\u4ee5\u901a\u8fc7\u8bbe\u7f6e\u8f83\u957f\u65f6\u95f4\u7684\u8bf7\u6c42\u8d85\u65f6&#xff0c;\u4ee5\u53ca\u8bbe\u8ba1\u76f8\u5e94\u7684\u89c6\u56fe\u903b\u8f91\u6765\u5904\u7406\u957f\u8f6e\u8be2\u3002\u5728\u89c6\u56fe\u51fd\u6570\u4e2d&#xff0c;\u670d\u52a1\u5668\u4f1a\u963b\u585e\u7b49\u5f85\u76f4\u5230\u6709\u65b0\u6d88\u606f\u5230\u8fbe\u6216\u8d85\u65f6&#xff0c;\u7136\u540e\u5c06\u6d88\u606f\u8fd4\u56de\u7ed9\u5ba2\u6237\u7aef\u3002\u5ba2\u6237\u7aef\u5728\u63a5\u6536\u5230\u54cd\u5e94\u540e&#xff0c;\u7acb\u5373\u53d1\u9001\u65b0\u7684\u8bf7\u6c42\u4ee5\u7ee7\u7eed\u8f6e\u8be2\u3002<\/li>\n<li>\u9002\u7528\u573a\u666f &#xff1a;\u5b9e\u73b0\u76f8\u5bf9\u7b80\u5355&#xff0c;\u9002\u5408\u4e8e\u5bf9\u5b9e\u65f6\u6027\u8981\u6c42\u4e0d\u662f\u7279\u522b\u9ad8&#xff0c;\u4e14\u4e0d\u60f3\u5f15\u5165\u590d\u6742\u6280\u672f\u6808\u7684\u573a\u666f&#xff0c;\u5982\u7b80\u5355\u7684\u5b9e\u65f6\u901a\u77e5\u3001\u6d88\u606f\u66f4\u65b0\u7b49\u3002<\/li>\n<\/ul>\n<h4>Django \u6d88\u606f\u6846\u67b6\u4e0e\u4fe1\u53f7\u673a\u5236\u7ed3\u5408<\/h4>\n<ul>\n<li>\u539f\u7406 &#xff1a;Django \u6d88\u606f\u6846\u67b6\u5141\u8bb8\u5728\u89c6\u56fe\u4e2d\u521b\u5efa\u6d88\u606f\u5b9e\u4f8b&#xff0c;\u5e76\u901a\u8fc7\u6d88\u606f API \u5c06\u5176\u6dfb\u52a0\u5230\u5f53\u524d\u8bf7\u6c42\u7684\u6d88\u606f\u5217\u8868\u4e2d&#xff0c;\u6d88\u606f\u5904\u7406\u5668\u4f1a\u5728\u8bf7\u6c42\u5904\u7406\u7ed3\u675f\u540e\u5c06\u6d88\u606f\u5b58\u50a8\u5230\u540e\u7aef\u5b58\u50a8\u4e2d\u3002\u5728\u9700\u8981\u53d1\u9001\u6d88\u606f\u65f6&#xff0c;\u901a\u8fc7\u89e6\u53d1\u81ea\u5b9a\u4e49\u4fe1\u53f7&#xff0c;\u4fe1\u53f7\u5904\u7406\u5668\u76d1\u542c\u8be5\u4fe1\u53f7\u5e76\u521b\u5efa\u76f8\u5e94\u7684\u901a\u77e5\u6d88\u606f&#xff0c;\u7136\u540e\u5728\u89c6\u56fe\u4e2d\u5c06\u8fd9\u4e9b\u6d88\u606f\u5c55\u793a\u7ed9\u7528\u6237\u3002<\/li>\n<li>\u5b9e\u73b0\u65b9\u5f0f &#xff1a;\u5148\u5728\u5e94\u7528\u4e2d\u521b\u5efa\u4fe1\u53f7&#xff0c;\u5982\u4f7f\u7528 django.dispatch.Signal \u5b9a\u4e49\u4e00\u4e2a\u4fe1\u53f7\u3002\u7136\u540e\u7f16\u5199\u4fe1\u53f7\u5904\u7406\u5668&#xff0c;\u5904\u7406\u4fe1\u53f7\u5e76\u521b\u5efa\u76f8\u5e94\u7684\u901a\u77e5\u6d88\u606f&#xff0c;\u5c06\u5176\u5b58\u50a8\u5230\u6570\u636e\u5e93\u6216\u7f13\u5b58\u4e2d\u3002\u5728\u9700\u8981\u53d1\u9001\u901a\u77e5\u7684\u5730\u65b9\u89e6\u53d1\u4fe1\u53f7&#xff0c;\u5e76\u5728\u89c6\u56fe\u4e2d\u67e5\u8be2\u6d88\u606f\u6a21\u578b\u6765\u663e\u793a\u7528\u6237\u7684\u901a\u77e5\u3002<\/li>\n<li>\u9002\u7528\u573a\u666f &#xff1a;\u9002\u7528\u4e8e\u5bf9\u5b9e\u65f6\u6027\u8981\u6c42\u4e0d\u9ad8\u7684\u901a\u77e5\u7c7b\u6d88\u606f\u63a8\u9001&#xff0c;\u5982\u7528\u6237\u6ce8\u518c\u6210\u529f\u901a\u77e5\u3001\u5bc6\u7801\u4fee\u6539\u6210\u529f\u901a\u77e5\u7b49\u3002<\/li>\n<\/ul>\n<p>\u4ee5\u4e0b\u662f\u51e0\u79cd\u65b9\u5f0f\u7684\u5bf9\u6bd4\u5982\u4e0b\u8868&#xff1a;<\/p>\n<table>\n<tr>\u65b9\u5f0f\u5b9e\u65f6\u6027\u53cc\u5411\u901a\u4fe1\u5b9e\u73b0\u590d\u6742\u5ea6\u9002\u7528\u573a\u666f<\/tr>\n<tbody>\n<tr>\n<td>Django Channels<\/td>\n<td>\u9ad8<\/td>\n<td>\u662f<\/td>\n<td>\u4e2d\u7b49<\/td>\n<td>\u5b9e\u65f6\u804a\u5929\u5e94\u7528\u3001\u5728\u7ebf\u6e38\u620f\u3001\u5b9e\u65f6\u534f\u4f5c\u7f16\u8f91\u7b49\u9700\u8981\u53cc\u5411\u5b9e\u65f6\u901a\u4fe1\u7684\u573a\u666f<\/td>\n<\/tr>\n<tr>\n<td>Server-Sent Events (SSE)<\/td>\n<td>\u8f83\u9ad8<\/td>\n<td>\u5426<\/td>\n<td>\u7b80\u5355<\/td>\n<td>\u5b9e\u65f6\u901a\u77e5\u3001\u5b9e\u65f6\u76d1\u63a7\u6570\u636e\u66f4\u65b0\u3001\u80a1\u7968\u884c\u60c5\u63a8\u9001\u7b49\u670d\u52a1\u5668\u5230\u5ba2\u6237\u7aef\u7684\u5355\u5411\u5b9e\u65f6\u901a\u4fe1\u573a\u666f<\/td>\n<\/tr>\n<tr>\n<td>\u957f\u8f6e\u8be2<\/td>\n<td>\u4e00\u822c<\/td>\n<td>\u5426<\/td>\n<td>\u7b80\u5355<\/td>\n<td>\u5bf9\u5b9e\u65f6\u6027\u8981\u6c42\u4e0d\u662f\u7279\u522b\u9ad8&#xff0c;\u4e14\u4e0d\u60f3\u5f15\u5165\u590d\u6742\u6280\u672f\u6808\u7684\u573a\u666f&#xff0c;\u5982\u7b80\u5355\u7684\u5b9e\u65f6\u901a\u77e5\u3001\u6d88\u606f\u66f4\u65b0\u7b49<\/td>\n<\/tr>\n<tr>\n<td>Django \u6d88\u606f\u6846\u67b6\u4e0e\u4fe1\u53f7\u673a\u5236\u7ed3\u5408<\/td>\n<td>\u4f4e<\/td>\n<td>\u5426<\/td>\n<td>\u7b80\u5355<\/td>\n<td>\u5bf9\u5b9e\u65f6\u6027\u8981\u6c42\u4e0d\u9ad8\u7684\u901a\u77e5\u7c7b\u6d88\u606f\u63a8\u9001&#xff0c;\u5982\u7528\u6237\u6ce8\u518c\u6210\u529f\u901a\u77e5\u3001\u5bc6\u7801\u4fee\u6539\u6210\u529f\u901a\u77e5\u7b49<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u5728\u5b9e\u9645\u5f00\u53d1\u4e2d&#xff0c;\u5e94\u6839\u636e\u5e94\u7528\u7684\u5177\u4f53\u9700\u6c42\u548c\u573a\u666f\u9009\u62e9\u5408\u9002\u7684\u6d88\u606f\u63a8\u9001\u65b9\u5f0f\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6587\u7ae0\u6d4f\u89c8\u9605\u8bfb922\u6b21\uff0c\u70b9\u8d5e9\u6b21\uff0c\u6536\u85cf5\u6b21\u3002\u5728\u5b9e\u9645\u5f00\u53d1\u4e2d\uff0c\u5e94\u6839\u636e\u5e94\u7528\u7684\u5177\u4f53\u9700\u6c42\u548c\u573a\u666f\u9009\u62e9\u5408\u9002\u7684\u6d88\u606f\u63a8\u9001\u65b9\u5f0f\u3002<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[890,2547,43,327],"topic":[],"class_list":["post-31548","post","type-post","status-publish","format-standard","hentry","category-server","tag-django","tag-sqlite","tag-43","tag-327"],"yoast_head":"<!-- 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