{"id":1463,"date":"2024-09-02T10:44:41","date_gmt":"2024-09-02T02:44:41","guid":{"rendered":"https:\/\/ext4.cn\/?p=1463"},"modified":"2024-09-02T10:44:43","modified_gmt":"2024-09-02T02:44:43","slug":"django%e9%85%8d%e7%bd%aechannels-websocket","status":"publish","type":"post","link":"https:\/\/ext4.cn\/?p=1463","title":{"rendered":"Django\u914d\u7f6echannels websocket"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\">\u524d\u8a00<\/h2>\n\n\n\n<p>\u8fd1\u671f\u505awebssh\u9700\u8981\u7528\u5230websocket\uff0c\u5728\u914d\u7f6e\u7684\u65f6\u5019\u9047\u5230\u4e00\u4e2a\u795e\u5947\u7684\u95ee\u9898\uff0c\u914d\u7f6e\u65e0\u8bef\uff0c\u4f46\u662f\u542f\u52a8\u4fe1\u606f\u603b\u662f\u4e0d\u663e\u793aASGI\u4fe1\u606f\u3002\u535a\u4e3b\u914d\u7f6e\u5982\u4e0b\uff1a\u65e0\u5948\u7684\u5486\u54ee\uff01\ud83d\ude2b<\/p>\n\n\n\n<ul>\n<li>settings.py<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image size-full\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/ext4.cn\/wp-content\/uploads\/2024\/09\/image.png'><img class=\"lazyload lazyload-style-2\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  decoding=\"async\" loading=\"lazy\" width=\"956\" height=\"558\" data-original=\"https:\/\/ext4.cn\/wp-content\/uploads\/2024\/09\/image.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" class=\"wp-image-1464\"  sizes=\"(max-width: 956px) 100vw, 956px\" \/><\/div><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/ext4.cn\/wp-content\/uploads\/2024\/09\/image-1-1024x919.png'><img class=\"lazyload lazyload-style-2\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  decoding=\"async\" loading=\"lazy\" width=\"1024\" height=\"919\" data-original=\"https:\/\/ext4.cn\/wp-content\/uploads\/2024\/09\/image-1-1024x919.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" class=\"wp-image-1465\"  sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/div><\/figure>\n\n\n\n<ul>\n<li>asgi.py<\/li>\n<\/ul>\n\n\n\n<pre class=\"wp-block-code\"><code>import os\nfrom channels.routing import ProtocolTypeRouter, URLRouter\nfrom django.core.asgi import get_asgi_application\nfrom channels.auth import AuthMiddlewareStack\nimport backend.routing\n\nos.environ.setdefault('DJANGO_SETTINGS_MODULE', 'backend.settings')\n\ndjango_application = get_asgi_application()\n\napplication = ProtocolTypeRouter({\n    \"http\": django_application,\n    \"websocket\": AuthMiddlewareStack(\n        URLRouter(\n            backend.routing.websocket_urlpatterns\n        )\n    ),\n})\n<\/code><\/pre>\n\n\n\n<ul>\n<li>routing.py<\/li>\n<\/ul>\n\n\n\n<pre class=\"wp-block-code\"><code>from django.urls import path\nfrom apps.views.consumers import SSHConsumer\n\nwebsocket_urlpatterns = &#91;\n    path('ws\/ssh\/&lt;int:host_id&gt;\/', SSHConsumer.as_asgi()),  \n]\n<\/code><\/pre>\n\n\n\n<ul>\n<li>\u542f\u52a8\u65e5\u5fd7<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image size-full\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/ext4.cn\/wp-content\/uploads\/2024\/09\/image-2.png'><img class=\"lazyload lazyload-style-2\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  decoding=\"async\" loading=\"lazy\" width=\"934\" height=\"458\" data-original=\"https:\/\/ext4.cn\/wp-content\/uploads\/2024\/09\/image-2.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" class=\"wp-image-1466\"  sizes=\"(max-width: 934px) 100vw, 934px\" \/><\/div><\/figure>\n\n\n\n<p> \ud83d\ude05 <mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-vivid-red-color\">\u6ce8\u610f<\/mark>\u53d1\u73b0\u542f\u52a8\u7684\u65f6\u5019\u4f7f\u7528\u7684\u662fdevelopment server\uff0c\u800c\u4e0d\u662f\u6211\u60f3\u8981\u7684Starting ASGI\/Channels server<\/p>\n\n\n\n<ul>\n<li>\u4e4b\u540e\u6211\u5c31\u5f00\u59cbgoogle\u67e5\u627e\u95ee\u9898\u6240\u5728\uff0c\u53ef\u80fd\u662f\u641c\u7d22\u65b9\u5f0f\u4e0d\u5bf9\uff0c\u6ca1\u6709\u627e\u5230\u95ee\u9898\u51fa\u5728\u54ea\u91cc\uff0c\u7136\u540e\u65e0\u5948\u53bb\u7ffb\u5b98\u7f51\uff0c\u53d1\u73b0\u5982\u4e0b\u89e3\u91ca<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image size-full\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/ext4.cn\/wp-content\/uploads\/2024\/09\/image-3.png'><img class=\"lazyload lazyload-style-2\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  decoding=\"async\" loading=\"lazy\" width=\"941\" height=\"539\" data-original=\"https:\/\/ext4.cn\/wp-content\/uploads\/2024\/09\/image-3.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" class=\"wp-image-1474\"  sizes=\"(max-width: 941px) 100vw, 941px\" \/><\/div><\/figure>\n\n\n\n<ul>\n<li>\u6838\u5fc3\u95ee\u9898\u662f\uff1a<code>manage.py runserver<\/code>\u662f\u4e13\u95e8\u8bbe\u8ba1\u7528\u4e8e\u4f7f\u7528 WSGI \u8fd0\u884c Django \u7684\u5f00\u53d1\u670d\u52a1\u5668\u7684\uff0cDjango \u6700\u521d\u662f\u5728 ASGI \u51fa\u73b0\u4e4b\u524d\u8bbe\u8ba1\u7684\uff0c\u5e76\u4e14<code>manage.py runserver<\/code>\u662f\u56f4\u7ed5 WSGI \u6784\u5efa\u7684\u3002\u8fd9\u4f7f\u5f97 WSGI \u6210\u4e3a Django \u5e94\u7528\u7a0b\u5e8f\u7684\u9ed8\u8ba4\u6807\u51c6\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">\u89e3\u51b3\u65b9\u6848<\/h2>\n\n\n\n<ol>\n<li>\u5b89\u88c5daphne<\/li>\n<\/ol>\n\n\n\n<pre class=\"wp-block-code\"><code>pip3 install daphne<\/code><\/pre>\n\n\n\n<ul>\n<li>\u5728 Daphne \u4e2d\u8fd0\u884c Django<\/li>\n<\/ul>\n\n\n\n<p>\u4e00\u65e6 Daphne \u5b89\u88c5\u5b8c\u6bd5\uff0c\u4f60\u5c31\u53ef\u4ee5\u4f7f\u7528\u00a0<code>daphne<\/code>\u00a0\u547d\u4ee4\u4e86\uff0c\u5b83\u5c06\u7528\u6765\u542f\u52a8 Daphne \u670d\u52a1\u8fdb\u7a0b\u3002\u5728\u6700\u7b80\u5355\u7684\u60c5\u5f62\u4e0b\uff0cDaphne \u52a0\u4e0a\u5305\u542b\u4e00\u4e2a ASGI \u5e94\u7528\u6a21\u5757\u7684\u4f4d\u7f6e\u548c\u5e94\u7528\u7684\u540d\u79f0\uff08\u4ee5\u5192\u53f7\u5206\u9694\uff09\u3002\u5bf9\u4e8e\u4e00\u4e2a\u5178\u578b\u7684 Django \u9879\u76ee\uff0c\u8c03\u7528 Daphne \u7684\u65b9\u5f0f\u5982\u4e0b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>daphne myproject.asgi:application\nor\ndaphne -p 8000 backend.asgi:application<\/code><\/pre>\n\n\n\n<ol>\n<li>\u4e0e\u00a0<code>runserver<\/code>\u00a0\u96c6\u6210<\/li>\n<\/ol>\n\n\n\n<p>Daphne \u63d0\u4f9b\u4e86\u4e00\u4e2a\u00a0<code>runserver<\/code>\u00a0\u547d\u4ee4\uff0c\u7528\u4e8e\u5728\u5f00\u53d1\u8fc7\u7a0b\u4e2d\u4f7f\u7528 ASGI \u6765\u63d0\u4f9b\u7ad9\u70b9\u670d\u52a1\u3002\u8fd9\u53ef\u4ee5\u901a\u8fc7\u5c06\u00a0<code>daphne<\/code>\u00a0\u6dfb\u52a0\u5230\u4f60\u7684\u00a0<code>INSTALLED_APPS<\/code>\u00a0\u7684\u5f00\u5934\uff0c\u5e76\u6dfb\u52a0\u4e00\u4e2a\u6307\u5411\u4f60\u7684 ASGI \u5e94\u7528\u7a0b\u5e8f\u5bf9\u8c61\u7684\u00a0<code>ASGI_APPLICATION<\/code>\u00a0\u8bbe\u7f6e\u6765\u542f\u7528\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>INSTALLED_APPS = &#91;\n    'daphne',\n    ...,\n]<\/code><\/pre>\n\n\n\n<ul>\n<li>\u2757<mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-vivid-red-color\">\u6ce8\u610f<\/mark> &#8216;daphne&#8217;, <em>\u5fc5\u987b\u5728channels\u548cdjango.contrib.staticfiles&#8217;\u7684\u4e0a\u9762<\/em>\u4f4d\u7f6e<\/li>\n<\/ul>\n\n\n\n<p>\u7136\u540e\u53d1\u73b0\u91cd\u65b0\u542f\u52a8\u4fe1\u606f\u5982\u4e0b\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/ext4.cn\/wp-content\/uploads\/2024\/09\/image-4-1024x271.png'><img class=\"lazyload lazyload-style-2\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  decoding=\"async\" loading=\"lazy\" width=\"1024\" height=\"271\" data-original=\"https:\/\/ext4.cn\/wp-content\/uploads\/2024\/09\/image-4-1024x271.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" class=\"wp-image-1476\"  sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/div><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>\u524d\u8a00 \u8fd1\u671f\u505awebssh\u9700\u8981\u7528\u5230websocket\uff0c\u5728\u914d\u7f6e\u7684\u65f6\u5019\u9047\u5230\u4e00\u4e2a\u795e\u5947\u7684\u95ee\u9898\uff0c\u914d\u7f6e\u65e0\u8bef\uff0c\u4f46\u662f\u542f\u52a8\u4fe1\u606f\u603b\u662f [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[99],"tags":[100],"_links":{"self":[{"href":"https:\/\/ext4.cn\/index.php?rest_route=\/wp\/v2\/posts\/1463"}],"collection":[{"href":"https:\/\/ext4.cn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/ext4.cn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/ext4.cn\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/ext4.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1463"}],"version-history":[{"count":10,"href":"https:\/\/ext4.cn\/index.php?rest_route=\/wp\/v2\/posts\/1463\/revisions"}],"predecessor-version":[{"id":1478,"href":"https:\/\/ext4.cn\/index.php?rest_route=\/wp\/v2\/posts\/1463\/revisions\/1478"}],"wp:attachment":[{"href":"https:\/\/ext4.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1463"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ext4.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1463"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ext4.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1463"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}