{"id":575,"date":"2023-11-06T23:08:45","date_gmt":"2023-11-06T15:08:45","guid":{"rendered":"http:\/\/ai.gitpp.com\/?p=575"},"modified":"2023-11-06T23:08:45","modified_gmt":"2023-11-06T15:08:45","slug":"%e5%ae%9e%e6%97%b6-django-%e7%ac%ac-5-%e9%83%a8%e5%88%86%ef%bc%9a%e6%9e%84%e5%bb%ba%e8%81%8a%e5%a4%a9%e5%ba%94%e7%94%a8%e7%a8%8b%e5%ba%8f-rabbitmq-%e5%92%8c-uwsgi-websockets-uwsgi-websockets","status":"publish","type":"post","link":"http:\/\/ai.gitpp.com\/index.php\/2023\/11\/06\/%e5%ae%9e%e6%97%b6-django-%e7%ac%ac-5-%e9%83%a8%e5%88%86%ef%bc%9a%e6%9e%84%e5%bb%ba%e8%81%8a%e5%a4%a9%e5%ba%94%e7%94%a8%e7%a8%8b%e5%ba%8f-rabbitmq-%e5%92%8c-uwsgi-websockets-uwsgi-websockets\/","title":{"rendered":"\u5b9e\u65f6 Django \u7b2c 5 \u90e8\u5206\uff1a\u6784\u5efa\u804a\u5929\u5e94\u7528\u7a0b\u5e8f RabbitMQ \u548c uWSGI Websockets (uWSGI WebSockets)"},"content":{"rendered":"\n<p><\/p>\n\n\n\n<p><\/p>\n\n\n\n<p>\u4f7f\u7528 django \u548c Vue \u6784\u5efa\u4e00\u4e2a\u57fa\u4e8e Web \u7684\u804a\u5929\u5e94\u7528\u7a0b\u5e8f\u3002\u4f46\u6211\u4eec\u5728\u6269\u5c55\u5e94\u7528\u7a0b\u5e8f\u65b9\u9762\u9762\u4e34\u7740\u4e00\u4e2a\u91cd\u5927\u95ee\u9898\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"websockets\">WebSockets<\/h3>\n\n\n\n<p>\u4ece\u4e0a\u4e00\u4e2a\u6559\u7a0b\u5f00\u59cb\uff0c\u6211\u4eec\u5bf9 WebSockets \u8fdb\u884c\u4e86\u4e00\u4e9b\u521d\u6b65\u4e86\u89e3\u3002\u6211\u4eec\u77e5\u9053\u5b83\u4eec\u662f\u53cc\u5411\u8fde\u63a5\uff0c\u4fdd\u6301\u6253\u5f00\u72b6\u6001\u5e76\u5141\u8bb8\u670d\u52a1\u5668\u4e0e\u5ba2\u6237\u7aef\u5373\u65f6\u901a\u4fe1\uff0c\u53cd\u4e4b\u4ea6\u7136\u3002<\/p>\n\n\n\n<p><\/p>\n\n\n\n<p>Django \u672c\u8eab\u662f\u5728\u4e92\u8054\u7f51\u5386\u53f2\u7684\u4e0d\u540c\u65f6\u671f\u5f00\u53d1\u7684\u3002\u90a3\u65f6\u7684\u7f51\u7ad9\/Web \u5e94\u7528\u7a0b\u5e8f\u5e76\u4e0d\u50cf\u4eca\u5929\u90a3\u4e48\u590d\u6742\u3002\u57fa\u672c\u4e0a\u662f\u201c\u563f\uff0c\u6211\u60f3\u8981 2005 \u5e74 1 \u6708 1 \u65e5\u7684\u6587\u7ae0\u201d\uff0c\u7136\u540e\u670d\u52a1\u5668\u4f1a\u8bf4\u201c\u522b\u62c5\u5fc3\uff0c\u5144\u5f1f\uff0c\u6211\u627e\u5230\u4f60\u4e86\u201d\uff0c\u5e76\u505a\u4e86\u4e00\u4e9b\u83b7\u53d6\u6587\u7ae0\u7684\u5de5\u4f5c\uff0c\u7136\u540e\u56de\u590d\u201c\u8fd9\u662f\u60a8\u8981\u6c42\u7684\u6587\u7ae0\u201d\u7136\u540e\u5b83\u8fd4\u56de\u7761\u7720\u72b6\u6001\u6216\u5904\u7406\u5176\u4ed6\u7528\u6237\uff08\u5173\u95ed\u5957\u63a5\u5b57\uff09\u3002\u5982\u679c\u4e0d\u63d0\u51fa\u8981\u6c42\uff0c\u60a8\u5c31\u65e0\u6cd5\u6536\u5230\u4fe1\u606f\u3002<\/p>\n\n\n\n<p>\u5ba2\u6237\u8bf7\u6c42\uff0c\u670d\u52a1\u5668\u56de\u590d\uff0c\u5c31\u8fd9\u4e48\u7b80\u5355\u3002<\/p>\n\n\n\n<p>\u4f46\u662f\u804a\u5929\u5374\u4e0d\u4e00\u6837\u3002<\/p>\n\n\n\n<p><\/p>\n\n\n\n<p>\u5bf9\u4e8e Django \u548c\u8bb8\u591a Python Web \u6846\u67b6\u6765\u8bf4\uff0c\u8fd9\u786e\u5b9e\u662f\u4e00\u4e2a\u95ee\u9898\uff0c\u56e0\u4e3a\u63a7\u5236 Python \u5e94\u7528\u7a0b\u5e8f\u5982\u4f55\u8fd0\u884c\u7684\u5e95\u5c42\u534f\u8bae ( ) \u4e0e\u8fd9\u79cd\u901a\u4fe1\u6a21\u5f0f<code>WSGI<\/code>\u76f8\u5173\u8054\u3002<code>request-response<\/code><\/p>\n\n\n\n<p>\u5f88\u591a\u4eba\u4ece\u4e0d\u540c\u7684\u89d2\u5ea6\u6765\u89e3\u51b3\u8fd9\u4e2a\u95ee\u9898<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u901a\u8fc7\u65b0\u7684\u6846\u67b6\/\u7f51\u7edc\u670d\u52a1\u5668\uff08\u4f8b\u5982 Twisted\u3001Tornado\uff09\u3002<\/li>\n\n\n\n<li>\u5e26\u6709 websocket \u670d\u52a1\u5668\u7684\u5f02\u6b65\u5f15\u64ce\uff08\u4f8b\u5982 gevent\uff09<\/li>\n\n\n\n<li>\u901a\u8fc7\u6dfb\u52a0\u5bf9\u73b0\u6709 WSGI \u670d\u52a1\u5668\u7684\u652f\u6301 (&nbsp;<code>uWSGI<\/code>)<\/li>\n<\/ul>\n\n\n\n<p><code>WSGI<\/code>\u76f4\u63a5\u4fee\u6539 django \u4f1a\u5f88\u56f0\u96be\uff0c\u56e0\u4e3a\u7531\u4e8e django \u7684\u540c\u6b65\u7279\u6027\u548c\u534f\u8bae\u672c\u8eab\uff0c\u5b83\u9700\u8981\u5bf9 django \u7684\u6838\u5fc3\u8fdb\u884c\u4e00\u4e9b\u5de8\u5927\u7684\u6539\u53d8\u3002<\/p>\n\n\n\n<p>https:\/\/googleads.g.doubleclick.net\/pagead\/ads?client=ca-pub-8618431079416074&#038;output=html&#038;h=200&#038;slotname=8239403128&#038;adk=2243974991&#038;adf=557184702&#038;pi=t.ma~as.8239403128&#038;w=867&#038;fwrn=4&#038;lmt=1616559018&#038;rafmt=11&#038;format=867&#215;200&#038;url=https%3A%2F%2Fdanidee10.github.io%2F2018%2F01%2F13%2Frealtime-django-5.html&#038;wgl=1&#038;uach=WyJXaW5kb3dzIiwiMTUuMC4wIiwieDg2IiwiIiwiMTE4LjAuNTk5My4xMjAiLG51bGwsMCxudWxsLCI2NCIsW1siQ2hyb21pdW0iLCIxMTguMC41OTkzLjEyMCJdLFsiR29vZ2xlIENocm9tZSIsIjExOC4wLjU5OTMuMTIwIl0sWyJOb3Q9QT9CcmFuZCIsIjk5LjAuMC4wIl1dLDBd&#038;dt=1699283052987&#038;bpp=1&#038;bdt=65&#038;idt=68&#038;shv=r20231101&#038;mjsv=m202311010101&#038;ptt=9&#038;saldr=aa&#038;abxe=1&#038;prev_fmts=0x0%2C922x280&#038;nras=1&#038;correlator=7869224299760&#038;frm=20&#038;pv=1&#038;ga_vid=1624410613.1699282327&#038;ga_sid=1699283053&#038;ga_hid=883785894&#038;ga_fc=1&#038;rplot=4&#038;u_tz=480&#038;u_his=6&#038;u_h=720&#038;u_w=1280&#038;u_ah=672&#038;u_aw=1280&#038;u_cd=24&#038;u_sd=1.5&#038;dmc=8&#038;adx=198&#038;ady=1414&#038;biw=1263&#038;bih=595&#038;scr_x=0&#038;scr_y=0&#038;eid=44759875%2C44759926%2C44759837%2C44795921%2C44807048%2C44807335%2C44807454%2C44807460%2C31078297%2C31079356%2C44807406%2C44807753%2C31078663%2C31078665%2C31078668%2C31078670&#038;oid=2&#038;pvsid=830248550329060&#038;tmod=2054120635&#038;uas=0&#038;nvt=1&#038;ref=https%3A%2F%2Fdanidee10.github.io%2F2018%2F01%2F10%2Frealtime-django-4.html&#038;fc=1920&#038;brdim=0%2C0%2C0%2C0%2C1280%2C0%2C1280%2C672%2C1280%2C595&#038;vis=1&#038;rsz=%7C%7CpEebr%7C&#038;abl=CS&#038;pfx=0&#038;fu=128&#038;bc=31&#038;td=1&#038;nt=1&#038;ifi=3&#038;uci=a!3&#038;btvi=1&#038;fsb=1&#038;xpc=laXsvk1mJ5&#038;p=https%3A\/\/danidee10.github.io&#038;dtd=71<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"django-channels\">Django \u9891\u9053<\/h3>\n\n\n\n<p>Andrew Godwin \u5c06 websockets \u5f15\u5165 django \u539f\u751f<code>django-channels<\/code>\u3002\u5728\u7f16\u5199\u672c\u6559\u7a0b\u65f6\uff0c\u5b83\u76ee\u524d\u662f django \u8f6f\u4ef6\u57fa\u91d1\u4f1a\u7684\u4e00\u4e2a\u5b98\u65b9\u9879\u76ee\u3002\u8fd9\u610f\u5473\u7740\u5b83\u4e0d\u4f1a\u5f88\u5feb\u6d88\u5931\u3002<\/p>\n\n\n\n<p><code>django-channels<\/code>\u5f15\u5165\u4e86\u4e00\u4e2a\u540d\u4e3a\u7684\u65b0\u534f\u8bae\uff0c<code>ASGI<\/code>\u8be5\u534f\u8bae\u4e0e<code>WSGI<\/code>.&nbsp;django-channels \u5e26\u6709\u5b83\u81ea\u5df1\u7684 Web \u670d\u52a1\u5668\uff0c\u79f0\u4e3a<code>Daphne<\/code>.&nbsp;<code>Daphne<\/code>\u53ef\u4ee5\u5904\u7406\u5e38\u89c4\u7684http\u8fde\u63a5\u548cWebSocket\u8fde\u63a5\u3002<\/p>\n\n\n\n<p>\u5982\u679c\u60a8\u51b3\u5b9a\u4f7f\u7528\uff0c<code>django-channels<\/code>\u60a8\u5fc5\u987b\u5b66\u4e60\u5b83\u7684 API \u548c\u65b9\u6cd5\uff0c\u60a8\u8fd8\u9700\u8981\u66f4\u6539\u60a8\u7684\u90e8\u7f72\u8fc7\u7a0b\u3002<\/p>\n\n\n\n<p>\u8981\u6c34\u5e73\u6269\u5c55\u5230\u591a\u53f0\u673a\u5668\uff0c\u60a8\u4ecd\u7136\u9700\u8981\u4f7f\u7528\u6240\u8c13\u7684<code>django-channels<\/code>\u901a\u9053\u5c42\u3002\u63a8\u8350\u5c42\u662f<code>Redis<\/code>\u5c42\u3002\u8fd8\u6709\u4e00\u4e2a<code>RabbitMQ<\/code>\u901a\u9053\u5c42\u548c\u4e00\u4e2aIPC\uff08\u8fdb\u7a0b\u95f4\u901a\u4fe1\uff09\u5c42\u3002\u8fd9\u4e9b Channel \u5c42\u662f django \u548c\u670d\u52a1\u5668\u4e4b\u95f4\u7684\u7c98\u5408\u5242<code>Daphne<\/code>\u3002\u548c\u7279\u522b\u7528\u4e8e\u6c34\u5e73\u7f29\u653e\u901a\u9053<code>Redis<\/code>\u3002<code>RabbitMQ<\/code>IPC\u901a\u9053\u5c42\u901f\u5ea6\u66f4\u5feb\uff0c\u4f46\u5b83\u53ea\u9002\u5408\u5355\u4e2a\u670d\u52a1\u5668\uff0c\u56e0\u4e3a\u6240\u6709\u8fdb\u7a0b\u90fd\u4f7f\u7528\u5171\u4eab\u5185\u5b58\u8fdb\u884c\u901a\u4fe1\u3002<\/p>\n\n\n\n<p>\u4f7f\u7528 Redis \u901a\u9053\u4e5f\u6709\u4e00\u4e9b\u7f3a\u70b9\u3002<a href=\"https:\/\/redis.io\/topics\/encryption\">Redis\u672c\u8eab<\/a>\u4e0d\u652f\u6301 TLS&nbsp;\uff0c\u5e76\u4e14\u4e0e RabbitMQ \u76f8\u6bd4\uff0c\u5b83\u5bf9\u6301\u4e45\u961f\u5217\u7684\u652f\u6301\u4e5f\u4e0d\u662f\u90a3\u4e48\u597d\u3002<\/p>\n\n\n\n<p>\u6b64\u5916\uff0c\u7531\u4e8e ASGI \u89c4\u8303\uff0c<code>django-channels<\/code>\u6a21\u62df<code>Pub\/Sub<\/code>\uff08\u5b83\u5b9e\u9645\u4e0a\u5e76\u4e0d\u4f7f\u7528 Redis \u6216 RabbitMQ \u7684 Pub\/Sub \u529f\u80fd\uff09\uff0c\u5982\u679c\u60a8\u9700\u8981\u76f4\u63a5\u5728\u901a\u9053\u4e0a\u4fa6\u542c\uff0c\u8fd9\u5e76\u4e0d\u662f\u5f88\u597d\u3002<\/p>\n\n\n\n<p>\u6700\u7ec8\uff0c\u6211\u4eec\u5c06\u6784\u5efa\u4e00\u4e2a\u4e0e<code>django-channels<\/code>.&nbsp;\u66f4\u50cf\u662f\u201c\u7a77\u4eba\u201d\uff0c<code>django-channels<\/code>\u4f46\u6c34\u5e73\u8f83\u4f4e\u3002\u6211\u4eec\u5c06\u76f4\u63a5\u4ece\u961f\u5217\u4e2d\u8bfb\u53d6<code>RabbitMQ<\/code>\u3002\uff08<code>django-channels<\/code>\u5c06\u5176\u62bd\u8c61\u4e3a<code>Groups<\/code>\uff09\u3002<code>uWSGI<\/code>\u5c06\u626e\u6f14\u4e0e\u670d\u52a1\u5668\u7c7b\u4f3c\u7684\u89d2\u8272<code>Daphne<\/code>\u3002<\/p>\n\n\n\n<p>\u4e0d\u540c\u4e4b\u5904\u5728\u4e8e\u6211\u4eec\u7684\u65b9\u6cd5\u5e76\u4e0d\u5c06\u6211\u4eec\u9650\u5236\u4e3a\u5355\u4e2a WebSocket \u670d\u52a1\u5668\uff0c\u4f8b\u5982<code>django-channels<\/code>.&nbsp;\u60a8\u53ef\u4ee5\u8f7b\u677e\u5730<code>uWSGI<\/code>\u7528\u53e6\u4e00\u4e2a WebSocket \u670d\u52a1\u5668\u66ff\u6362\uff0c\u53ea\u9700\u6700\u5c11\u7684\u5de5\u4f5c\u3002<\/p>\n\n\n\n<p><em>\u76ee\u524d\u6b63\u5728\u8ba1\u5212 django-channels \u652f\u6301\u9664 Daphne \u4e4b\u5916\u7684\u5176\u4ed6\u201c\u63a5\u53e3\u201d\u3002<\/em><\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"uwsgi-websockets\">uWSGI WebSocket<\/h3>\n\n\n\n<p>unbit\uff08uWSGI \u7684\u5f00\u53d1\u8005\uff09\u91c7\u53d6\u4e86\u4e0d\u540c\u7684\u65b9\u6cd5\uff0c\u4ed6\u4eec\u51b3\u5b9a\u5c06 WebSockets \u96c6\u6210\u5230 uWSGI Core \u672c\u8eab\u4e2d\u3002uWSGI \u662f\u4e00\u4e2a\u975e\u5e38\u9ad8\u6027\u80fd\u7684 Python WSGI Web \u670d\u52a1\u5668\u3002\u5b83\u53ef\u4ee5\u8bf4\u662f\u6700\u6d41\u884c\u7684 python WSGI \u670d\u52a1\u5668\u3002\u5b83\u8fd8\u652f\u6301\u591a\u79cd\u7f16\u7a0b\u8bed\u8a00\uff0c\u4f8b\u5982<code>Perl<\/code>\uff0c<code>Ruby<\/code>\u751a\u81f3<code>Go<\/code>.<\/p>\n\n\n\n<p>\u5982\u679c\u60a8\u5f53\u524d<code>uWSGI<\/code>\u5728\u5806\u6808\u4e2d\u4f7f\u7528\u5e76\u4e14\u9700\u8981 WebSocket\uff0c\u5219\u65e0\u9700\u8fdb\u884c\u4efb\u4f55\u66f4\u6539\u3002\u5373\u4f7f\u60a8\u4f7f\u7528\u4e0d\u540c\u7684<code>WSGI<\/code>\u670d\u52a1\u5668\uff0c\u5c31\u50cf<code>gunicorn<\/code>\u60a8\u53ea\u9700\u8981<code>pip install uwsgi<\/code>\u5b83\u4e00\u6837\u7b80\u5355\u3002<\/p>\n\n\n\n<p>\u5982\u679c\u60a8\u8fd8\u8bb0\u5f97\u6211\u4eec\u5728\u7b2c 3 \u90e8\u5206\u524d\u9762\u5173\u4e8e RabbitMQ \u7684\u8ba8\u8bba\u3002<code>uWSGI<\/code>\u8bb0\u4f4f\u6211\u544a\u8bc9\u8fc7\u4f60 RabbitMQ \u662f\u548c\u4e4b\u95f4\u7684\u7c98\u5408\u5242<code>django<\/code>\u3002<\/p>\n\n\n\n<p>\u6211\u4eec\u9700\u8981\u521b\u5efa\u901a\u77e5\u5e76\u5c06\u5176\u653e\u5165 RabbitMQ \u961f\u5217\u4e2d\uff0c\u7136\u540e\u901a\u8fc7 websockets \u53ef\u4ee5\u5c06\u8fd9\u4e9b\u6d88\u606f\u76f4\u63a5\u5e7f\u64ad\u7ed9\u591a\u4e2a\u7528\u6237\u3002<\/p>\n\n\n\n<p><a href=\"https:\/\/github.com\/danidee10\/django-notifs\">\u4e3a\u4e86\u7b80\u5316\u521b\u5efa\u901a\u77e5\u5e76\u5c06\u5176\u53d1\u9001\u5230 RabbitMQ \u7684\u8fc7\u7a0b\uff0c\u6211\u521b\u5efa\u4e86\u4e00\u4e2a\u540d\u4e3adjango-notifs<\/a>\u7684\u7b2c\u4e09\u65b9 django \u5e93\u3002<\/p>\n\n\n\n<p>\u5b83\u53ef\u4ee5\u5728 Pypi \u4e0a\u4f7f\u7528\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>pip install django-notifs<\/code><\/pre>\n\n\n\n<p>\u786e\u4fdd\u6dfb\u52a0\u5230\u60a8\u7684<code>INSTALLED_APPS<\/code>\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>INSTALLED_APPS = (\n    'django.contrib.auth',\n    ...,\n    'rest_framework',\n    'rest_framework.authtoken',\n    'djoser',\n\n    # Our apps\n    'chat',\n    'notifications'\n)<\/code><\/pre>\n\n\n\n<p>\u5b89\u88c5\u65f6<code>django-notifs<\/code>\u8fd8\u4f1a\u5b89\u88c5<code>pika<\/code>\u4e00\u4e2a\u7528\u4e8e\u8fde\u63a5 RabbitMQ \u7684 python \u5e93\u3002<\/p>\n\n\n\n<p>\u8fd0\u884c\u8fc1\u79fb<code>python manage.py migrate<\/code><\/p>\n\n\n\n<p>\u6700\u540e\u5b89\u88c5<code>RabbitMQ<\/code>\u4e0d\u540c\u64cd\u4f5c\u7cfb\u7edf\u7684\u8bf4\u660e\u6709\u6240\u4e0d\u540c\uff0c\u56e0\u6b64\u8bf7\u53c2\u9605<a href=\"https:\/\/www.rabbitmq.com\/download.html\">\u5b89\u88c5\u6307\u5357<\/a>\u4ee5\u83b7\u53d6\u9002\u5408\u60a8\u7684\u64cd\u4f5c\u7cfb\u7edf\u7684\u5b89\u88c5\u8bf4\u660e\u3002<\/p>\n\n\n\n<p>\u5728\u7ee7\u7eed\u4e4b\u524d\uff0c\u8bf7\u786e\u4fdd<code>RabbitMQ<\/code>\u670d\u52a1\u5668\u6b63\u5728\u8fd0\u884c\uff0c\u5982\u679c\u6ca1\u6709\u8fd0\u884c\uff0c\u5f53\u60a8\u5c1d\u8bd5\u4ece<code>pika<\/code>.<\/p>\n\n\n\n<p>\u6253\u5f00<code>views.py<\/code>\u5e76\u66f4\u65b0<code>ChatSessionMessageView<\/code>\u89c6\u56fe\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>from notifications.signals import notify\n\n\nclass ChatSessionMessageView(APIView):\n    ...\n\n    def post(self, request, *args, **kwargs):\n        \"\"\"create a new message in a chat session.\"\"\"\n        uri = kwargs&#091;'uri']\n        message = request.data&#091;'message']\n\n        user = request.user\n        chat_session = ChatSession.objects.get(uri=uri)\n\n        chat_session_message = ChatSessionMessage.objects.create(\n            user=user, chat_session=chat_session, message=message\n        )\n\n        notif_args = {\n            'source': user,\n            'source_display_name': user.get_full_name(),\n            'category': 'chat', 'action': 'Sent',\n            'obj': chat_session_message.id,\n            'short_description': 'You a new message', 'silent': True,\n            'extra_data': {'uri': chat_session.uri}\n        }\n        notify.send(\n            sender=self.__class__, **notif_args, channels=&#091;'websocket']\n        )\n\n        return Response ({\n            'status': 'SUCCESS', 'uri': chat_session.uri, 'message': message,\n            'user': deserialize_user(user)\n        })<\/code><\/pre>\n\n\n\n<p>\u5728\u6211\u4eec\u5411\u7528\u6237\u8fd4\u56de\u54cd\u5e94\u4e4b\u524d\uff0c\u6211\u4eec\u53d1\u9001\u5e26\u6709\u53c2\u6570\u7684\u901a\u77e5\u4fe1\u53f7\uff0c\u5927\u591a\u6570\u53c2\u6570\u90fd\u662f\u4e0d\u8a00\u81ea\u660e\u7684\u3002<\/p>\n\n\n\n<p>\u8be5<code>silent<\/code>\u53c2\u6570\u8868\u793a\u901a\u77e5\u4e0d\u4f1a\u6301\u4e45\u4fdd\u5b58\u5230\u6570\u636e\u5e93\u4e2d\u3002\u6362\u53e5\u8bdd\u8bf4\uff0c\u6211\u4eec\u4f7f\u7528<code>django-notifs<\/code>\u7c7b\u4f3c\u7684\u4e8b\u4ef6\u53d1\u5c04\u5668\u3002\u60a8\u8fd8\u53ef\u4ee5\u5c06\u4efb\u610f\u901a\u77e5\u6570\u636e<code>extra_data<\/code>\u4f5c\u4e3a\u5b57\u5178\u4f20\u9012\u5230\u53c2\u6570\u4e2d\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"notification-channels\">\u901a\u77e5\u6e20\u9053<\/h3>\n\n\n\n<p>django-notifs \u7528\u4e8e<code>channels<\/code>\u4f20\u9012\u6d88\u606f\u3002\u8fd9\u610f\u5473\u7740\u60a8\u53ef\u4ee5\u7f16\u5199\u81ea\u5df1\u7684\u81ea\u5b9a\u4e49\u6e20\u9053\u6765\u901a\u8fc7\u7535\u5b50\u90ae\u4ef6\u3001\u77ed\u4fe1\u3001Slack \u4ee5\u53ca\u4efb\u4f55\u60a8\u80fd\u60f3\u5230\u7684\u65b9\u5f0f\u4f20\u9012\u6d88\u606f\u3002\u5b83\u751a\u81f3\u914d\u5907\u4e86\u4e00\u4e2a\u5185\u7f6e\u7684 websocket \u901a\u9053\uff0c\u4f46\u8fd9\u4e0d\u8db3\u4ee5\u6ee1\u8db3\u6211\u4eec\u7684\u60c5\u51b5\uff0c\u56e0\u4e3a\u5b83\u662f\u4e00\u4e2a\u7528\u6237\u5230\u7528\u6237\u7684\u901a\u9053\u3002<\/p>\n\n\n\n<p>\u6211\u4eec\u5e0c\u671b\u540c\u65f6\u5411\u591a\u4e2a\u5ba2\u6237\u7aef\u5e7f\u64ad\u6d88\u606f\u3002\u8fd9\u79cd\u901a\u4fe1\u6a21\u5f0f\u79f0\u4e3a Pub\/Sub\uff08\u53d1\u5e03\u8ba2\u9605\uff09\uff0cRabbitMQ \u5bf9\u6b64\u63d0\u4f9b\u652f\u6301<code>exchanges<\/code>\u3002<\/p>\n\n\n\n<p>An<code>exchange<\/code>\u662f\u4e00\u4e2a\u4ece\u751f\u4ea7\u8005\uff08\u6211\u4eec\u7684\u5e94\u7528\u7a0b\u5e8f\uff09\u63a5\u6536\u6d88\u606f\u7136\u540e\u5c06\u5176\u5e7f\u64ad\u5230\u591a\u4e2a\u961f\u5217\u7684\u901a\u9053\u3002\u6709\u56db\u79cd\u4e0d\u540c\u7684\u7c7b\u578b\uff0c<code>exchanges<\/code>\u5373\u76f4\u63a5\u3001\u4e3b\u9898\u3001\u6807\u9898\u548c\u6247\u51fa\u3002\u6211\u4eec\u5c06\u4f7f\u7528<code>fanout<\/code>\u6700\u5bb9\u6613\u7406\u89e3\u5e76\u4e14\u5b8c\u7f8e\u9002\u5408\u6211\u4eec\u7528\u4f8b\u7684\u4ea4\u6362\u3002<\/p>\n\n\n\n<p>\u8fd9\u662f RabbitMQ \u6587\u6863\u4e2d\u6709\u5173\u6247\u51fa\u4ea4\u6362\u5982\u4f55\u5de5\u4f5c\u7684\u8bf4\u660e\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/www.rabbitmq.com\/img\/tutorials\/python-three-overall.png\" alt=\"RabbitMQ \u6247\u51fa\" \/><\/figure>\n\n\n\n<p>\u5728\u961f\u5217\u53ef\u4ee5\u63a5\u6536\u6d88\u606f\u4e4b\u524d\uff0c\u5b83\u5fc5\u987b\u7ed1\u5b9a\u5230\u4ea4\u6362\u5668\u3002<\/p>\n\n\n\n<p>\u4e3a\u4e86\u5b9e\u73b0 Pub\/Sub \u6a21\u5f0f\uff0c\u6211\u4eec\u9700\u8981\u7f16\u5199\u81ea\u5df1\u7684\u4ea4\u4ed8\u901a\u9053\u3002<\/p>\n\n\n\n<p>\u8fd9\u5f88\u7b80\u5355\u3002\u521b\u5efa\u4e00\u4e2a\u540d\u4e3a\u7684\u65b0\u6587\u4ef6<code>channels.py<\/code><\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\"\"\"Notification channels for django-notifs.\"\"\"\n\nfrom json import dumps\n\nimport pika\n\nfrom notifications.channels import BaseNotificationChannel\n\n\nclass BroadCastWebSocketChannel(BaseNotificationChannel):\n    \"\"\"Fanout notification channel with RabbitMQ.\"\"\"\n\n    def _connect(self):\n        \"\"\"Connect to the RabbitMQ server.\"\"\"\n        connection = pika.BlockingConnection(\n            pika.ConnectionParameters(host='localhost')\n        )\n        channel = connection.channel()\n\n        return connection, channel\n\n    def construct_message(self):\n        \"\"\"Construct the message to be sent.\"\"\"\n        extra_data = self.notification_kwargs&#091;'extra_data']\n\n        return dumps(extra_data&#091;'message'])\n\n    def notify(self, message):\n        \"\"\"put the message of the RabbitMQ queue.\"\"\"\n        connection, channel = self._connect()\n\n        uri = self.notification_kwargs&#091;'extra_data']&#091;'uri']\n\n        channel.exchange_declare(exchange=uri, exchange_type='fanout')\n        channel.basic_publish(exchange=uri, routing_key='', body=message)\n\n        connection.close()<\/code><\/pre>\n\n\n\n<p>\u6211\u4eec\u5c06\u4ea4\u6362\u540d\u79f0\u8bbe\u7f6e\u4e3a<code>uri<\/code>\u804a\u5929\u4f1a\u8bdd\u7684\u540d\u79f0\u3002<\/p>\n\n\n\n<p>\u6211\u4eec\u8fd8\u5c06\u804a\u5929\u6d88\u606f\u8f6c\u50a8\u4e3a\u5b57\u5178\u3002\u6211\u4eec\u9700\u8981\u6709\u5173\u5ba2\u6237\u7aef\u6d88\u606f\u7684\u6240\u6709\u8be6\u7ec6\u4fe1\u606f\uff0c\u800c\u4e0d\u4ec5\u4ec5\u662f\u5b9e\u9645\u6d88\u606f\u3002<\/p>\n\n\n\n<p>\u60a8\u9700\u8981\u4ecb\u7ecd<code>django-notifs<\/code>\u60a8\u521a\u521a\u521b\u5efa\u7684\u65b0\u9891\u9053\u3002\u5728\u60a8\u7684\u5e94\u7528\u7a0b\u5e8f\u8bbe\u7f6e\u4e2d\u5305\u62ec\u4ee5\u4e0b\u5185\u5bb9\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code># Celery settings&nbsp;CELERY_TASK_ALWAYS_EAGER = True\n\n# notifications settings&nbsp;NOTIFICATIONS_CHANNELS = {\n   'websocket': 'chat.channels.BroadCastWebSocketChannel'\n}<\/code><\/pre>\n\n\n\n<p>\u8fd9\u544a\u8bc9\u5b83\u4f7f\u7528\u8f6c\u53d1\u901a\u77e5\u5230\u6211\u4eec\u7684 websocket \u901a\u9053\uff0c\u8be5\u901a\u9053\u5904\u7406\u5c06\u6d88\u606f\u53d1\u9001\u5230\u7684\u903b\u8f91<code>RabbitMQ<\/code>\u3002<\/p>\n\n\n\n<p>django-notifs \u4f7f\u7528 Celery \u5f02\u6b65\u5904\u7406\u901a\u77e5\uff0c\u56e0\u6b64\u957f\u65f6\u95f4\u8fd0\u884c\u7684\u901a\u77e5\u4efb\u52a1\uff08\u5982\u53d1\u9001\u7535\u5b50\u90ae\u4ef6\uff09\u4e0d\u4f1a\u963b\u6b62\u7528\u6237\u7684\u8bf7\u6c42\u3002<\/p>\n\n\n\n<p>\u5728\u8be5<code>chatire<\/code>\u6587\u4ef6\u5939\u5185\uff0c\u521b\u5efa\u4e00\u4e2a\u540d\u4e3a\u7684\u65b0\u6587\u4ef6<code>celery.py<\/code>\u5e76\u5305\u542b\u4ee5\u4e0b\u5185\u5bb9\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\"\"\"Celery init.\"\"\"\n\nfrom __future__ import absolute_import, unicode_literals\nimport os\n\nfrom celery import Celery\n\n\n# set the default Django settings module for the 'celery' program.&nbsp;os.environ.setdefault('DJANGO_SETTINGS_MODULE', 'chatire.settings')\n\napp = Celery('chatire')\napp.config_from_object('django.conf:settings', namespace='CELERY')\n\napp.autodiscover_tasks()<\/code><\/pre>\n\n\n\n<p>\u7ebf\u8def<code>app.autodiscover_tasks()<\/code>\u975e\u5e38\u91cd\u8981\u3002\u5b83\u4f1a\u81ea\u52a8\u67e5\u627e\u5e76\u5bfc\u5165\u5728\u6ca1\u6709\u5b83\u7684\u60c5\u51b5\u4e0b\u5b9a\u4e49\u7684 celery \u4efb\u52a1<code>django-notifs<\/code>\uff0c\u60a8\u5fc5\u987b\u624b\u52a8\u5bfc\u5165\u8be5\u4efb\u52a1\u3002<\/p>\n\n\n\n<p>\u5305\u62ec<code>__init__.py<\/code>\u8fd9\u4e2a\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\"\"\"Initialize celery.\"\"\"\n\nfrom __future__ import absolute_import, unicode_literals\n\nfrom .celery import app as celery_app\n\n__all__ = &#091;'celery_app']<\/code><\/pre>\n\n\n\n<p>\u8fd9\u4f1a\u5728\u5e94\u7528\u7a0b\u5e8f\u52a0\u8f7d\u540e\u5bfc\u5165<code>app<\/code>\u6211\u4eec\u521b\u5efa\u7684\u5bf9\u8c61\u3002<code>celery.py<\/code><code>celery_app<\/code><\/p>\n\n\n\n<p>\u56e0\u4e3a\u6211\u4eec\u8bbe\u7f6e<code>CELERY_TASK_ALWAYS_EAGER<\/code>\u4e3a<code>True<\/code>in\uff0c<code>settings.py<\/code>\u6240\u4ee5\u6211\u4eec\u5e94\u8be5\u80fd\u591f\u5728\u6ca1\u6709 Celery \u5de5\u4f5c\u7ebf\u7a0b<em>\u7684\u60c5\u51b5\u4e0b\u540c\u6b65\u53d1\u9001\u6d88\u606f\u3002<\/em>\u5982\u679c\u60a8\u5e0c\u671b\u5c06\u5f02\u6b65\u884c\u4e3a\uff08\u6211\u5f3a\u70c8\u63a8\u8350\uff09\u8bbe\u7f6e<code>CELERY_TASK_ALWAYS_EAGER<\/code>\u4e3a<code>False<\/code>\u6216\u5b8c\u5168\u5ffd\u7565\u5b83\u5e76\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u542f\u52a8 celery \u5de5\u4f5c\u7a0b\u5e8f\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>celery -A chatire worker -l info<\/code><\/pre>\n\n\n\n<p><code>django-notifs<\/code>\u786e\u4fdd\u60a8\u770b\u5230\u4e0b\u9762\u5217\u51fa\u7684\u4efb\u52a1<code>[tasks]<\/code><\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/danidee10.github.io\/images\/django\/realtime-django\/realtime-django-5.1.png\" alt=\"\u5b9e\u65f6-django-5.1\" \/><\/figure>\n\n\n\n<p>\u5c1d\u8bd5\u901a\u8fc7\u804a\u5929 UI \u53d1\u9001\u6d88\u606f\u3002\u5e94\u521b\u5efa\u4e00\u4e2a\u57fa\u4e8e\u804a\u5929\u4f1a\u8bdd uri \u7684\u65b0 RabbitMQ \u4ea4\u6362\u3002<\/p>\n\n\n\n<p>\u8981\u67e5\u770b\u6211\u4eec\u62e5\u6709\u7684\u4ea4\u6362\u5217\u8868\uff08\u5bf9\u4e8e *nix \u7cfb\u7edf\uff09\uff0c\u8bf7\u5728\u7ec8\u7aef\u4e2d\u8fd0\u884c\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>rabbitmqctl list_exchanges\nListing exchanges\namq.match\theaders\namq.direct\tdirect\namq.rabbitmq.log\ttopic\namq.rabbitmq.trace\ttopic\namq.topic\ttopic\n\tdirect\namq.fanout\tfanout\namq.headers\theaders\nfe662fd9de834fc\tfanout  # our Exchange<\/code><\/pre>\n\n\n\n<p>\u60a8\u8fd8\u53ef\u4ee5\u770b\u5230\u4e00\u4e9b\u5185\u7f6e\u7684\u4ea4\u6362\u3002<\/p>\n\n\n\n<p>\u73b0\u5728\u6211\u4eec\u5c06\u52a8\u6001\u521b\u5efa\u961f\u5217\u5e76\u5c06\u5b83\u4eec\u7ed1\u5b9a\u5230\u6211\u4eec\u4e4b\u524d\u521b\u5efa\u7684\u4ea4\u6362\u5668\uff0c\u4ee5\u4fbf\u5b83\u4eec\u53ef\u4ee5\u63a5\u6536\u6d88\u606f\u3002<\/p>\n\n\n\n<p>\u521b\u5efa\u4e00\u4e2a\u540d\u4e3a \u7684\u65b0\u6587\u4ef6<code>websocket.py<\/code>\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\"\"\"Receive messages over from RabbitMQ and send them over the websocket.\"\"\"\n\nimport pika\n\n\nconnection = pika.BlockingConnection(\n    pika.ConnectionParameters(host='localhost')\n)\nchannel = connection.channel()\n\nchannel.exchange_declare(\n    exchange='fe662fd9de834fc', exchange_type='fanout'\n)\n\n# exclusive means the queue should be deleted once the connection is closed&nbsp;result = channel.queue_declare(exclusive=True)\nqueue_name = result.method.queue  # random queue name generated by RabbitMQ&nbsp;\nchannel.queue_bind(exchange='fe662fd9de834fc', queue=queue_name)\n\nprint('listening for messages...')\n\nwhile True:\n    for method_frame, _, body in channel.consume(queue_name):\n        try:\n            print(body)\n        except OSError as error:\n            print(error)\n        else:\n            # acknowledge the message&nbsp;            channel.basic_ack(method_frame.delivery_tag)<\/code><\/pre>\n\n\n\n<p>\u518d\u6b21\uff0c\u5728\u8fde\u63a5\u5230<code>RabbitMQ<\/code>\u4f7f\u7528\u540e<code>pika<\/code>\uff0c\u6211\u4eec\u58f0\u660e\u4e86\u4ea4\u6362\u3002<\/p>\n\n\n\n<p>\u591a\u6b21\u58f0\u660e\u4ea4\u6362\u5668\uff08\u6216\u961f\u5217\uff09\u4e0d\u4f1a\u4ea7\u751f\u4e0d\u5229\u5f71\u54cd\uff0c\u5982\u679c\u4ea4\u6362\u5668\u4e8b\u5148\u4e0d\u5b58\u5728\uff0c\u5219<code>RabbitMQ<\/code>\u521b\u5efa\u5b83\uff0c\u5426\u5219\u5b83\u4e0d\u6267\u884c\u4efb\u4f55\u64cd\u4f5c\u3002<\/p>\n\n\n\n<p>\u8ba9\u6211\u4eec\u4ed4\u7ec6\u770b\u770b\u8fd9\u4e00\u884c\uff1a<\/p>\n\n\n\n<p><code>channel.queue_bind(exchange='fe662fd9de834fc', queue=queue_name)<\/code><\/p>\n\n\n\n<p>\u8fd9\u5c06\u961f\u5217\u7ed1\u5b9a\u5230\u4ea4\u6362\u5668\u3002\u5b83\u66f4\u50cf\u662f\u201c\u563f\u4ea4\u6362\uff0c\u6211\u5bf9\u60a8\u6536\u5230\u7684\u6d88\u606f\u611f\u5174\u8da3\u3002\u8bf7\u628a\u5b83\u4eec\u5bc4\u7ed9\u6211\u3002\u201d<\/p>\n\n\n\n<p>\u662f<code>queue_name<\/code>\u968f\u673a\u751f\u6210\u7684\uff0c<code>RabbitMQ<\/code>\u56e0\u4e3a\u6211\u4eec\u8c03\u7528\u65f6<code>queue_declare<\/code>\u6ca1\u6709\u4f20\u9012\u540d\u79f0\u3002<\/p>\n\n\n\n<p>\u4ece\u901a\u9053\u4e2d\u6d88\u8d39\u6d88\u606f\u7684\u65b9\u5f0f\u6709\u591a\u79cd\u3002\u60a8\u53ef\u4ee5\u4f7f\u7528\u56de\u8c03\u6216\u4f7f\u7528<code>for loop<\/code>.&nbsp;\u6211\u4eec\u9009\u62e9\u4e86\u7b2c\u4e8c\u4e2a\u9009\u9879\uff0c\u8fd9\u6837\u6211\u4eec\u5c31\u53ef\u4ee5\u4f18\u96c5\u5730\u5904\u7406\u5f53\u6211\u4eec\u5c1d\u8bd5\u5c06\u6d88\u606f\u53d1\u9001\u5230\u5ba2\u6237\u7aef\u65f6\u53ef\u80fd\u53d1\u751f\u7684\u5f02\u5e38\u3002\u5f53\u6211\u4eec\u6700\u7ec8\u5b9e\u73b0 WebSocket \u65f6\uff0c\u8fd9\u5c06\u66f4\u6709\u610f\u4e49\u3002<\/p>\n\n\n\n<p><code>channel.basic_ack(method_frame.delivery_tag)<\/code>\u786e\u8ba4\u5ba2\u6237\u7aef\u5df2\u6210\u529f\u63a5\u6536\u6d88\u606f\u5e76\u4e14\u53ef\u4ee5\u5c06\u5176\u4ece\u961f\u5217\u4e2d\u5220\u9664\u3002\u5982\u679c\u6d88\u606f\u672a\u88ab\u786e\u8ba4\uff0c\u5b83\u5c06\u4fdd\u7559\u5728\u961f\u5217\u4e2d\uff0c\u76f4\u5230\u961f\u5217\u672c\u8eab\u88ab\u5220\u9664\u3002<\/p>\n\n\n\n<p>\u6709\u5173\u65b9\u6cd5\u6846\u67b6\u548c\u4e0d\u540c\u7c7b\u578b\u7684\u6846\u67b6\u7684\u66f4\u591a\u4fe1\u606f\uff0c\u8bf7\u67e5\u770b RabbitMQ \u6587\u6863\u3002<\/p>\n\n\n\n<p>\u7ee7\u7eed\u5e76\u5f00\u59cb\u8fd0\u884c\u8be5<code>websocket<\/code>\u6587\u4ef6\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>$&nbsp;python websocket.py\nlistening for&nbsp;messages...<\/code><\/pre>\n\n\n\n<p>\u73b0\u5728\u8fd4\u56de\u804a\u5929 UI \u5e76\u53d1\u9001\u4e00\u4e9b\u6d88\u606f\u3002\u6211\u53d1\u9001\u4e86<code>\"hello world\"<\/code>\u548c<code>\"how are you doing\"<\/code>\u8fd9\u5c31\u662f\u8f93\u51fa\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>listening for&nbsp;messages...\nb'{\"user\": {\"id\": 1, \"username\": \"danidee\", \"email\": \"\", \"first_name\": \"\", \"last_name\": \"\"}, \"message\": \"Hello world\"}'\nb'{\"user\": {\"id\": 12, \"username\": \"daniel\", \"email\": \"\", \"first_name\": \"\", \"last_name\": \"\"}, \"message\": \"How are you doing\"}'<\/code><\/pre>\n\n\n\n<p>\u6253\u5f00\u4e00\u4e2a\u65b0\u7ec8\u7aef\uff0c\u8fd0\u884c websocket \u6587\u4ef6\u5e76\u4ece\u804a\u5929 UI \u53d1\u9001\u66f4\u591a\u6d88\u606f\u3002\u60a8\u5e94\u8be5\u4ecd\u7136\u80fd\u591f\u770b\u5230\u65b0\u6d88\u606f\u3002<\/p>\n\n\n\n<p>\u5e72\u5f97\u597d\uff01\u73b0\u5728\u53ea\u5269\u4e0b\u4e00\u4ef6\u4e8b\u4e86\uff0c\u90a3\u5c31\u662f\u5c06\u6d88\u606f\u76f4\u63a5\u53d1\u9001\u7ed9\u7528\u6237\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"where-is-the-websocket\">\u7f51\u7edc\u5957\u63a5\u5b57\u5728\u54ea\u91cc\uff1f<\/h3>\n\n\n\n<p>Websocket \u5305\u542b\u5728\u6838\u5fc3<code>uwsgi<\/code>Python \u5bf9\u8c61\u4e2d\u3002\u9996\u5148\uff0c<code>uWSGI<\/code>\u5982\u679c\u60a8\u8fd8\u6ca1\u6709\u5b89\u88c5\u7684\u8bdd\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>$ pip install uwsgi<\/code><\/pre>\n\n\n\n<p>\u6211\u4eec\u5c06\u5bf9\u6587\u4ef6\u8fdb\u884c\u4e00\u4e9b<code>websocket.py<\/code>\u4fee\u6539<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\"\"\"Receive messages over from RabbitMQ and send them over the websocket.\"\"\"\n\nimport sys\n\nimport pika\nimport uwsgi\n\n\ndef application(env, start_response):\n    \"\"\"Setup the Websocket Server and read messages off the queue.\"\"\"\n    connection = pika.BlockingConnection(\n    pika.ConnectionParameters(host='localhost')\n    )\n    channel = connection.channel()\n\n    exchange = env&#091;'PATH_INFO'].replace('\/', '')\n\n    channel.exchange_declare(\n        exchange=exchange, exchange_type='fanout'\n    )\n\n    # exclusive means the queue should be deleted once the connection is closed&nbsp;    result = channel.queue_declare(exclusive=True)\n    queue_name = result.method.queue  # random queue name generated by RabbitMQ&nbsp;\n    channel.queue_bind(exchange=exchange, queue=queue_name)\n\n    uwsgi.websocket_handshake(\n        env&#091;'HTTP_SEC_WEBSOCKET_KEY'],\n        env.get('HTTP_ORIGIN', '')\n    )\n\n    def keepalive():\n        \"\"\"Keep the websocket connection alive (called every 30 seconds).\"\"\"\n        print('PING\/PONG...')\n        try:\n            uwsgi.websocket_recv_nb()\n            connection.add_timeout(30, keepalive)\n        except OSError as error:\n            connection.close()\n            print(error)\n            sys.exit(1)  # Kill process and force uWSGI to Respawn&nbsp;\n    keepalive()\n\n    while True:\n        for method_frame, _, body in channel.consume(queue_name):\n            try:\n                uwsgi.websocket_send(body)\n            except OSError as error:\n                print(error)\n                sys.exit(1)  # Force uWSGI to Respawn&nbsp;            else:\n                # acknowledge the message&nbsp;                channel.basic_ack(method_frame.delivery_tag)<\/code><\/pre>\n\n\n\n<p>websocket&nbsp;<code>uwsgi<\/code>api \u975e\u5e38\u7b80\u5355\u3002\u6211\u4eec\u53ea\u4f7f\u7528\u4e09\u79cd\u65b9\u6cd5\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>uwsgi.websocket_handshake\uff1a<\/strong>\u63e1\u624b\u662fHTTP\u5230WS\u534f\u8bae\u7684\u6865\u6881\u3002\u6b64\u65b9\u6cd5\u5c1d\u8bd5\u5c06\u5ba2\u6237\u7aef\u548c\u670d\u52a1\u5668\u8fde\u63a5\u5728\u4e00\u8d77\uff0c\u5982\u679c\u7531\u4e8e\u4efb\u4f55\u539f\u56e0\u5931\u8d25\uff0c\u5219\u4f1a\u5f15\u53d1\u5f02\u5e38\u3002<\/li>\n\n\n\n<li><strong>uwsgi.websocket_recv_nb\uff1a<\/strong>\u8fd9\u4e2a\u65b9\u6cd5\u5b9e\u9645\u4e0a\u662f\u5177\u6709\u6b3a\u9a97\u6027\u548c\u8bef\u5bfc\u6027\u7684\uff08\u6211\u771f\u7684\u5f88\u8ba4\u771f\uff09\uff0c\u56e0\u4e3a\u5c3d\u7ba1\u5168\u540d\u662f<code>websocket receive non blocking<\/code>\u5b83\u4e0d\u4ec5\u4ee5\u975e\u963b\u585e\u65b9\u5f0f\u63a5\u6536\u6d88\u606f\uff0c\u5b83\u8fd8\u901a\u8fc7\u53d1\u9001\u6765\u5e2e\u52a9\u7ef4\u6301\u4e0e\u5ba2\u6237\u7aef\u7684\u8fde\u63a5\u5230<code>pong<\/code>\u6d4f\u89c8\u5668\u3002\uff08\u5fc3\u8df3\u673a\u5236\u68c0\u67e5\u5ba2\u6237\u7aef\u662f\u5426\u8fd8\u6d3b\u7740\uff09&nbsp;\u4fdd\u6301\u6d3b\u52a8\u529f\u80fd\u6bcf 30 \u79d2\u8c03\u7528\u6b64\u65b9\u6cd5\uff0c\u5426\u5219\u5982\u679c\u5ba2\u6237\u7aef\u6ca1\u6709\u6536\u5230\u670d\u52a1\u5668\u7684\u6d88\u606f\uff0c\u5ba2\u6237\u7aef\u53ef\u80fd\u4f1a\u65ad\u5f00\u8fde\u63a5\uff08\u901a\u5e38\u5728\u4e00\u5206\u949f\u4e0d\u6d3b\u52a8\u540e\uff09\u3002<\/li>\n\n\n\n<li><strong>uwsgi.websocket_send\uff1a<\/strong>\u4f60\u4e0d\u9700\u8981\u5360\u535c\u8005\u6765\u544a\u8bc9\u4f60\u8fd9\u4e2a:-)\u867d\u7136\u6211\u4eec\u9700\u8981\u9519\u8bef\u5904\u7406\u7a0b\u5e8f\u7684\u539f\u56e0\u662f\u4e07\u4e00\u8fde\u63a5\u5173\u95ed\u5e76\u4e14\u6211\u4eec\u5c1d\u8bd5\u53d1\u9001\u6d88\u606f\u4f1a&nbsp;<code>uwsgi.websocket_send<\/code>\u5f15\u53d1<code>OSError<\/code>.&nbsp;\u6211\u4eec\u5c06\u5173\u95ed\u4e0e RabbitMQ \u7684\u8fde\u63a5\u5e76\u7ec8\u6b62\u8be5\u8fdb\u7a0b\u3002<code>uWSGI<\/code>\u5c06\u4e3a\u6211\u4eec\u91cd\u65b0\u542f\u52a8\u5b83\u3002\u6b64\u5916\uff0c\u8be5<code>else<\/code>\u5757\u6c38\u8fdc\u4e0d\u4f1a\u8fd0\u884c\uff0c\u8fd9\u610f\u5473\u7740\u6211\u4eec\u4e0d\u4f1a\u786e\u8ba4\u8be5\u6d88\u606f\u5e76\u4e14\u5b83\u5c06\u4fdd\u7559\u5728\u961f\u5217\u4e2d\u3002&nbsp;\u4e0b\u6b21\u6211\u4eec\u8fdb\u5165 for \u5faa\u73af\u5e76\u8c03\u7528\u65f6<code>channel.consume<\/code>\uff0c\u5c06\u53d1\u9001\u672a\u786e\u8ba4\u7684\u6d88\u606f\u4ee5\u53ca\u961f\u5217\u4e2d\u7684\u4efb\u4f55\u65b0\u6d88\u606f\u3002\u8fd9\u610f\u5473\u7740\u6211\u4eec\u6c38\u8fdc\u4e0d\u4f1a\u56e0\u4e3a\u7f51\u7edc\u8fde\u63a5\u800c\u9519\u8fc7\u4efb\u4f55\u6d88\u606f\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u60a8\u662f\u5426\u6ce8\u610f\u5230\u4ea4\u6362<code>uri<\/code>\u4e0d\u518d\u662f\u786c\u7f16\u7801\u7684\uff1f\u76f8\u53cd\uff0c\u6211\u4eec\u4ece\u8fde\u63a5 URL \u4e2d\u83b7\u53d6\u4ea4\u6362\u540d\u79f0\uff0c\u8fd9\u9700\u8981\u6211\u4eec\u7684\u5ba2\u6237\u7aef\u8fde\u63a5\u5230\u5982\u4e0b URL\uff1a<\/p>\n\n\n\n<p><code><a href=\"http:\/\/websocket-server\/\">http:\/\/websocket-server\/<\/a>&lt;uri&gt;<\/code><\/p>\n\n\n\n<p>\u5982\u679c\u8fd9\u5bf9\u60a8\u6ca1\u6709\u4efb\u4f55\u610f\u4e49\uff0c\u8bf7\u4e0d\u8981\u62c5\u5fc3\uff0c\u5f53\u6211\u4eec\u6700\u7ec8\u5c06 Vue \u524d\u7aef\u8fde\u63a5\u5230 WebSocket \u670d\u52a1\u5668\u65f6\uff0c\u5f88\u591a\u4e8b\u60c5\u90fd\u4f1a\u5f04\u6e05\u695a\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"connecting-to-the-websocket-with-javascript\">\u4f7f\u7528 JavaScript \u8fde\u63a5\u5230 WebSocket<\/h3>\n\n\n\n<p>\u5982\u679c\u6ca1\u6709 JavaScript\uff0c\u5c31\u4e0d\u53ef\u80fd\u5728 Web \u5e94\u7528\u7a0b\u5e8f\u7684\u4e0a\u4e0b\u6587\u4e2d\u8c08\u8bba WebSocket\u3002\u5927\u591a\u6570\u73b0\u4ee3\u6d4f\u89c8\u5668\u5df2\u7ecf\u652f\u6301 WebSocket\uff0c\u56e0\u6b64\u6211\u4eec\u4e0d\u9700\u8981\u5b89\u88c5\u4efb\u4f55 polyfill\u3002<\/p>\n\n\n\n<p>\u8ba9\u6211\u4eec\u66f4\u65b0\u4e00\u4e0b<code>Chat<\/code>\u7ec4\u4ef6<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>&lt;script&gt;\nconst $ = window.jQuery\n\nexport default {\n  ...\n\n  created () {\n    this.username = sessionStorage.getItem('username')\n\n    \/\/ Setup headers for all requests\n    $.ajaxSetup({\n      beforeSend: function(xhr) {\n        xhr.setRequestHeader('Authorization', `JWT&nbsp;${sessionStorage.getItem('authToken')}`)\n      }\n    })\n\n    if (this.$route.params.uri) {\n      this.joinChatSession()\n    }\n\n    this.connectToWebSocket()\n  },\n\n  methods: {\n    ...\n\n    postMessage (event) {\n      const data = {message: this.message}\n\n      $.post(`<a href=\"http:\/\/localhost:8000\/api\/chats\/\">http:\/\/localhost:8000\/api\/chats\/<\/a>${this.$route.params.uri}\/messages\/`, data, (data) =&gt; {\n        this.message = '' \/\/ clear the message after sending\n      })\n      .fail((response) =&gt; {\n        alert(response.responseText)\n      })\n    },\n\n    joinChatSession () {\n      ...\n    },\n\n    fetchChatSessionHistory () {\n     ...\n    },\n\n    connectToWebSocket () {\n      const websocket = new WebSocket(`ws:\/\/localhost:8081\/${this.$route.params.uri}`)\n      websocket.onopen = this.onOpen\n      websocket.onclose = this.onClose\n      websocket.onmessage = this.onMessage\n      websocket.onerror = this.onError\n    },\n\n    onOpen (event) {\n      console.log('Connection opened.', event.data)\n    },\n\n    onClose (event) {\n      console.log('Connection closed.', event.data)\n\n      \/\/ Try and Reconnect after five seconds\n      setTimeout(this.connectToWebSocket, 5000)\n    },\n\n    onMessage (event) {\n      const message = JSON.parse(event.data)\n      this.messages.push(message)\n    },\n\n    onError (event) {\n      alert('An error occured:', event.data)\n    }\n  }\n}\n&lt;\/script&gt;<\/code><\/pre>\n\n\n\n<p>\u73b0\u5728\u5728\u7aef\u53e3 8081 \u4e0a\u542f\u52a8<code>uWSGI<\/code>WebSocket \u670d\u52a1\u5668\u5e76\u91cd\u65b0\u52a0\u8f7d\u6d4f\u89c8\u5668\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>$&nbsp;uwsgi --http :8081 --module websocket --master --processes 4<\/code><\/pre>\n\n\n\n<p>\u4e07\u5c81\uff01<\/p>\n\n\n\n<p>\u60a8\u5e94\u8be5\u80fd\u591f\u53d1\u9001\u6d88\u606f\u5e76\u770b\u5230\u5b83\u4eec\u5b9e\u65f6\u663e\u793a\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/i.imgflip.com\/mqw5p.jpg\" alt=\"\u9002\u5408\u6240\u6709\u4eba\u7684 Websocket\" \/><\/figure>\n\n\n\n<p>\u4e07\u5c81\uff01<\/p>\n\n\n\n<p>\u8fd8\u6709\u4e00\u4e2a\u95ee\u9898\u3002\u518d\u6253\u5f00 3 \u4e2a\u9009\u9879\u5361\uff085 \u4e2a\u6d3b\u8dc3\u5ba2\u6237\u7aef\uff09\u3002\u6700\u540e\u4e00\u4e2a\u5ba2\u6237\u7aef\u5c06\u65e0\u6cd5\u8fde\u63a5\uff0c\u56e0\u4e3a\u6211\u4eec\u6307\u5b9a\u7684 4 \u4e2a\u8fdb\u7a0b\u88ab\u5176\u4ed6\u5ba2\u6237\u7aef\u5360\u7528\u3002<\/p>\n\n\n\n<p><strong><em>\u6ce8\u610f\uff1a\u8fd9\u5c31\u662f\u4e3a\u4ec0\u4e48\u6211\u4eec\u9700\u8981\u7acb\u5373\u7ec8\u6b62\u5361\u4f4f\u7684\u8fdb\u7a0b\u7684\u539f\u56e0\uff0c<code>sys.exit(1)<\/code>\u56e0\u4e3a\u8be5\u8fdb\u7a0b\u53ef\u80fd\u5e76\u6ca1\u6709\u771f\u6b63\u5361\u4f4f\uff0c\u7528\u6237\u53ef\u80fd\u6545\u610f\u79bb\u5f00\u804a\u5929\u5ba4\uff0c\u5e76\u4e14uWSGI\u9700\u8981\u4e00\u6bb5\u65f6\u95f4\u624d\u80fd\u5728\u5173\u95ed\u8fde\u63a5\u4e4b\u524d\u627e\u51fa\u5ba2\u6237\u7aef\u5df2\u65ad\u5f00\u8fde\u63a5\u5728\u670d\u52a1\u5668\u4e0a\u3002<\/em><\/strong><\/p>\n\n\n\n<p><strong><em>\u2013master \u9009\u9879\u8c03\u7528\u4e3b\u8fdb\u7a0b\uff0c\u8be5\u8fdb\u7a0b\u76d1\u89c6\u6b7b\u4ea1\u8fdb\u7a0b\u5e76\u91cd\u65b0\u542f\u52a8\u5b83\u4eec\uff0c\u5426\u5219\u8be5\u8fdb\u7a0b\u5c06\u6b7b\u4ea1\u5e76\u4e14\u6c38\u8fdc\u4e0d\u4f1a\u91cd\u65b0\u542f\u52a8\uff0c\u5e76\u4e14\u5b83\u5c06\u7ee7\u7eed\u76f4\u5230\u6700\u540e\u4e00\u4e2a\u8fdb\u7a0b\u6b7b\u4ea1\u5e76\u4e14 uWSGI \u9000\u51fa\u3002<\/em><\/strong><\/p>\n\n\n\n<p>\u90a3\u4e48\u4e3a\u4ec0\u4e48\u4f1a\u53d1\u751f\u8fd9\u79cd\u60c5\u51b5\u5462\uff1f<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-thought-you-said-websockets-scale\">\u6211\u4ee5\u4e3a\u4f60\u8bf4\u7684\u662f\u200b\u200b WebSockets Scale<\/h3>\n\n\n\n<p>\u662f\u7684\uff0c\u6211\u8bf4\u8fc7\u3002\u6211\u4eec\u5f53\u524d\u7684\u8bbe\u7f6e\u65e0\u6cd5\u6269\u5c55\u7684\u539f\u56e0\u4ec5\u4ec5\u662f\u56e0\u4e3a\u6211\u4eec\u7684\u8fd0\u884c\u65b9\u5f0f<code>uWSGI<\/code>\uff1b\u50cf\u666e\u901a\u7684 python \u670d\u52a1\u5668\u4e00\u6837<code>WSGI<\/code>\u8fd0\u884c\u8fdb\u7a0b\u548c\u7ebf\u7a0b\u3002<\/p>\n\n\n\n<p>\u4e00\u4e2a\u7b80\u5355\u7684\u89e3\u51b3\u65b9\u6848\u662f\u589e\u52a0\u8fdb\u7a0b\uff0c\u4f46\u8fd9\u53ea\u80fd\u4f7f\u6211\u4eec\u7684\u7528\u6237\u6570\u91cf\u53ef\u80fd\u8fbe\u5230\u51e0\u767e\u6216\u66f4\u5c11\uff0c\u5177\u4f53\u53d6\u51b3\u4e8e\u670d\u52a1\u5668\u7684\u8d44\u6e90\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"asynchronous-io-and-concurrency\">\u5f02\u6b65IO\u548c\u5e76\u53d1<\/h3>\n\n\n\n<p>\u5f02\u6b65 IO \u503c\u5f97\u5355\u72ec\u5199\u4e00\u6574\u7bc7\u6587\u7ae0\u3002\u5982\u679c\u4f60\u5bf9\u5b83\u662f\u4ec0\u4e48\u4e00\u65e0\u6240\u77e5\uff0c\u6211\u5efa\u8bae\u4f60\u75af\u72c2\u5730\u641c\u7d22\u8c37\u6b4c\u5e76\u9605\u8bfb\u4f60\u80fd\u627e\u5230\u7684\u6bcf\u4e00\u7bc7\u6587\u7ae0\u3002<\/p>\n\n\n\n<p>\u57fa\u672c\u4e0a\uff0c\u80cc\u540e\u7684\u60f3\u6cd5<code>AsyncIO<\/code>\u6216\u7b80\u5355\u5730\u8bf4<code>async<\/code>\u662f\u5f53\u6211\u4eec\u9700\u8981\u8fd0\u884c\u591a\u4e2a IO \u7ed1\u5b9a\u4efb\u52a1\u65f6\u3002\u5728\u4e0a\u8ff0 IO \u64cd\u4f5c\u671f\u95f4\uff08\u5728\u6211\u4eec\u7684\u4f8b\u5b50\u4e2d\uff0c\u53d1\u9001\u548c\u63a5\u6536\u6d88\u606f\uff09\uff0c\u8fdb\u7a0b\u4e0d\u4f1a\u95f2\u7f6e\u7b49\u5f85\u65b0\u6d88\u606f\uff0c\u800c\u662f\u53ef\u4ee5\u5feb\u901f\u5207\u6362\u5230\u53e6\u4e00\u4e2a IO \u7ed1\u5b9a\u4efb\u52a1\u5e76\u8fd0\u884c\u5b83\u3002<\/p>\n\n\n\n<p>\u8fd9\u4e2a\u7b80\u5355\u7684\u6982\u5ff5\uff08\u9ad8\u7ea7\u89e3\u91ca\uff09\u4f7f\u5f97<code>NodeJS<\/code>excel \u5bf9\u4e8e IO \u5bc6\u96c6\u578b\u5e94\u7528\u7a0b\u5e8f\u5982\u6b64\u91cd\u8981\u3002<\/p>\n\n\n\n<p>\u5bf9\u4e8e python \u6765\u8bf4\uff0c<code>uWSGI<\/code>\u4e8b\u60c5\u6709\u70b9\u4e0d\u540c\uff0c\u56e0\u4e3a\u5b83\u4eec\u5728\u8bbe\u8ba1\u4e0a\u4e0d\u662f\u5f02\u6b65\u7684\u3002python \u6709\u51e0\u4e2a\u5f02\u6b65\u5e93\u3002\u5b98\u65b9 asyncio\u3001gevent\u3001curio \u7b49<code>uWSGI<\/code>\u672c\u8eab\u652f\u6301\u5176\u4e2d\u4e00\u4e9b\u5e93\uff0c<code>asyncio<\/code>\u4f46\u6211\u4eec\u5c06\u4f7f\u7528<code>gevent<\/code>.<\/p>\n\n\n\n<p>\u6839\u636e\u6211\u7684\u7ecf\u9a8c\uff0c\u6211\u53d1\u73b0\u4e0e\u548c<code>gevent<\/code>\u76f8\u6bd4\u6548\u679c\u66f4\u597d\u3002\u8fd8\u6709\u5f88\u591a\u6709\u7528\u7684\u65b9\u6cd5\u3002\u4f8b\u5982\uff0c\u5b83\u7528 gevent \u7684\u5e93\u66ff\u6362\u4e86\u5927\u90e8\u5206\u6807\u51c6\u5e93\uff0c\u5e76\u5141\u8bb8\u60a8\u7f16\u5199\u5f02\u6b65\u6267\u884c\u7684\u540c\u6b65\u4ee3\u7801\u3002<code>asyncio<\/code><code>uGreen<\/code><code>Gevent<\/code><code>monkey.patch_all<\/code><\/p>\n\n\n\n<p>\u4f7f\u7528 pip \u5b89\u88c5 gevent\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>$&nbsp;pip install&nbsp;gevent<\/code><\/pre>\n\n\n\n<p>\u73b0\u5728\u4f60\u53ea\u9700\u8981<code>uWSGI<\/code>\u50cf\u8fd9\u6837\u542f\u52a8 WebSocket \u670d\u52a1\u5668\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>$&nbsp;uwsgi --http :8081 --gevent 2 --module websocket --gevent-monkey-patch --master<\/code><\/pre>\n\n\n\n<p>\u9996\u5148\uff0c\u6211\u4eec\u4ece 2 \u4e2a gevent \u7ebf\u7a0b\u548c\u4e00\u4e2a\u8fdb\u7a0b\u5f00\u59cb\uff0c\u8fd9\u610f\u5473\u7740\u5f53\u66f4\u591a\u5ba2\u6237\u7aef\u5c1d\u8bd5\u52a0\u5165\u65f6\uff0c\u6211\u4eec\u53ea\u80fd\u5408\u7406\u5730\u5904\u7406\u4e24\u4e2a\u5ba2\u6237\u7aef\uff08\u5b83\u5728 3 \u5230 4 \u4e2a\u5ba2\u6237\u7aef\u4e4b\u95f4\u968f\u673a\u6ce2\u52a8\uff0c\u4f46\u5927\u591a\u6570\u65f6\u5019\u53ea\u6709 2 \u4e2a\u5ba2\u6237\u7aef\u53ef\u9760\u5730\u63a5\u6536\u6d88\u606f\uff09\u4f60\u4f1a\u6536\u5230\u8fd9\u6837\u4e00\u53e5\u8bdd\u7684\u8b66\u544a<code>uWSGI<\/code>\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>async queue is full !!!<\/code><\/pre>\n\n\n\n<p>\u6709\u4e24\u79cd\u65b9\u6cd5\u53ef\u4ee5\u6269\u5c55\uff0c\u6700\u7b80\u5355\u7684\u65b9\u6cd5\u662f\u589e\u52a0\u8fd0\u884c\u7684 gevent \u7ebf\u7a0b\uff08\u5b9e\u9645\u4e0a\u662f greenlet\uff09\u7684\u6570\u91cf\u3002\u5982\u679c\u6211\u4eec\u5c06<code>uWSGI<\/code>\u542f\u52a8\u4ee3\u7801\u66f4\u6539\u4e3a\u8fd9\u6837<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>$&nbsp;uwsgi --http :8081 --gevent 100 --module websocket --gevent-monkey-patch --master<\/code><\/pre>\n\n\n\n<p>\u7e41\u8363\uff01\u5c31\u50cf\u8fd9\u6837\u6211\u4eec\u53ef\u4ee5\u5904\u7406 100 \u4e2a\u5e76\u53d1\u7528\u6237\u3002<\/p>\n\n\n\n<p>\u5982\u679c\u6709\u591a\u4e2a\u8fdb\u7a0b\u5462\uff1f<\/p>\n\n\n\n<p>\u8fd9\u662f\u7b2c\u4e8c\u79cd\u6269\u5c55\u65b9\u5f0f\uff0c\u4f60\u53ef\u4ee5\u6709\u591a\u4e2a\u8fdb\u7a0b\u8ba9\u6211\u4eec<code>uWSGI<\/code>\u7528 4 \u4e2a\u8fdb\u7a0b\u542f\u52a8\u670d\u52a1\u5668<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>$&nbsp;uwsgi --http :8081 --gevent 100 --module websocket --gevent-monkey-patch --master --processes 4<\/code><\/pre>\n\n\n\n<p>4 \u4e2a\u8fdb\u7a0b * 100 \u2013gevent \u7ebf\u7a0b\uff0c\u5373 400 \u4e2a\u5e76\u53d1\u7528\u6237\uff01<\/p>\n\n\n\n<p>\u6839\u636e\u670d\u52a1\u5668\u7684\u89c4\u683c\u548c\u914d\u7f6e\uff0c\u60a8\u53ef\u4ee5\u589e\u52a0\u8fdb\u7a0b\u548c gevent \u7ebf\u7a0b\u7684\u6570\u91cf\uff0c\u4f46\u5728\u6267\u884c\u6b64\u64cd\u4f5c\u4e4b\u524d\uff0c\u8bf7\u786e\u4fdd\u5206\u6790\u548c\u76d1\u89c6\u5e94\u7528\u7a0b\u5e8f\u7684\u6027\u80fd\uff0c\u56e0\u4e3a\u5728\u67d0\u4e2a\u9636\u6bb5\u589e\u52a0\u6570\u91cf\u4f1a\u5bfc\u81f4\u6027\u80fd\u4e0b\u964d\u3002<\/p>\n\n\n\n<p><code>uWSGI<\/code>\u5177\u6709\u4e00\u4e2a\u540d\u4e3a\u7684 python \u5305\uff08\u53ef\u4ece pip \u5b89\u88c5\uff09\uff0c<code>uwsgitop<\/code>\u53ef\u7528\u4e8e\u76d1\u89c6\u5b83\u3002\u4f46\u8fd9\u8d85\u51fa\u4e86\u672c\u6559\u7a0b\u7684\u8303\u56f4\u3002\u4e5f\u8bb8\u6211\u5c06\u6765\u4f1a\u5199\u5b83\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"scaling-out-to-multiple-servers\">\u6269\u5c55\u5230\u591a\u4e2a\u670d\u52a1\u5668<\/h3>\n\n\n\n<p>\u5728\u67d0\u4e2a\u65f6\u523b\uff0c\u6211\u4eec\u5c06\u8017\u5c3d\u670d\u52a1\u5668\u7684\u8d44\u6e90\uff0c\u5e76\u4e14\u9700\u8981\u6269\u5c55\u5230\u591a\u4e2a\u670d\u52a1\u5668\u3002\u56e0\u4e3a\u6211\u4eec\u7684 websocket \u670d\u52a1\u5668\u6ca1\u6709\u8026\u5408\u5230\u6211\u4eec\u7684\u4e3b django \u5e94\u7528\u7a0b\u5e8f\u3002\u8fd9\u76f8\u5f53\u5bb9\u6613\uff0c\u56e0\u4e3a\u6211\u4eec\u53ef\u4ee5<code>uWSGI<\/code>\u5728 Nginx \u540e\u9762\u5bf9\u591a\u4e2a\u670d\u52a1\u5668\uff08\u6bcf\u4e2a\u670d\u52a1\u5668\u8fd0\u884c\u591a\u4e2a\u8fdb\u7a0b\u548c gevent \u7ebf\u7a0b\uff09\u8fdb\u884c\u8d1f\u8f7d\u5e73\u8861\u3002<\/p>\n\n\n\n<p>\u5728\u60a8\u4e0d\u77e5\u4e0d\u89c9\u4e2d\uff0c\u60a8\u5c06\u8f7b\u677e\u5904\u7406\u6570\u5343\u4e2a\u8fde\u63a5\u3002<\/p>\n\n\n\n<p>\u5f53\u60a8\u9700\u8981\u6a2a\u5411\u6269\u5c55\u65f6\uff0c\u60a8\u8fd8\u53ef\u4ee5\u5c06\u76f8\u540c\u7684\u96c6\u7fa4\u548c\u8d1f\u8f7d\u5e73\u8861\u6280\u672f\u5e94\u7528\u4e8e RabbitMQ\uff08\u5c3d\u7ba1\u4e0d\u80fd\u4f7f\u7528 Nginx\uff0c\u56e0\u4e3a RabbitMQ \u4e0d\u4f7f\u7528 HTTP\uff09\u3002\u67e5\u770b\u6587\u6863&nbsp;<a href=\"https:\/\/www.rabbitmq.com\/ha.html\">https:\/\/www.rabbitmq.com\/ha.html<\/a><\/p>\n\n\n\n<p>\u597d\u5427\u597d\u5427\u2026\u2026\u8fd9\u5c31\u662f\u672c\u6559\u7a0b\u7684\u5168\u90e8\u5185\u5bb9\uff0c\u6211\u5e0c\u671b\u60a8\u5728\u8ddf\u968f\u7684\u8fc7\u7a0b\u4e2d\u83b7\u5f97\u4e86\u4e00\u4e9b\u65b0\u6280\u80fd\u3002<\/p>\n\n\n\n<p><\/p>\n\n\n\n<p>\u6e90\u4ee3\u7801\u5730\u5740\uff1a <\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4f7f\u7528 django \u548c Vue \u6784\u5efa\u4e00\u4e2a\u57fa\u4e8e Web \u7684\u804a\u5929\u5e94\u7528\u7a0b\u5e8f\u3002\u4f46\u6211\u4eec\u5728\u6269\u5c55\u5e94\u7528\u7a0b\u5e8f\u65b9\u9762\u9762\u4e34\u7740\u4e00\u4e2a\u91cd\u5927\u95ee [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[21],"tags":[],"class_list":["post-575","post","type-post","status-publish","format-standard","hentry","category-python"],"blocksy_meta":"","_links":{"self":[{"href":"http:\/\/ai.gitpp.com\/index.php\/wp-json\/wp\/v2\/posts\/575","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/ai.gitpp.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/ai.gitpp.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/ai.gitpp.com\/index.php\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"http:\/\/ai.gitpp.com\/index.php\/wp-json\/wp\/v2\/comments?post=575"}],"version-history":[{"count":1,"href":"http:\/\/ai.gitpp.com\/index.php\/wp-json\/wp\/v2\/posts\/575\/revisions"}],"predecessor-version":[{"id":576,"href":"http:\/\/ai.gitpp.com\/index.php\/wp-json\/wp\/v2\/posts\/575\/revisions\/576"}],"wp:attachment":[{"href":"http:\/\/ai.gitpp.com\/index.php\/wp-json\/wp\/v2\/media?parent=575"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/ai.gitpp.com\/index.php\/wp-json\/wp\/v2\/categories?post=575"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/ai.gitpp.com\/index.php\/wp-json\/wp\/v2\/tags?post=575"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}