{"id":32415,"date":"2022-11-06T13:19:46","date_gmt":"2023-05-27T12:06:12","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e4%bd%bf%e7%94%a8tessel%e8%ae%be%e5%a4%87%e4%b8%8eheroku%e6%9c%8d%e5%8a%a1%e5%99%a8%e8%bf%9b%e8%a1%8cwebsocket%e9%80%9a%e4%bf%a1%e3%80%82\/"},"modified":"2024-04-28T23:20:22","modified_gmt":"2024-04-28T15:20:22","slug":"%e4%bd%bf%e7%94%a8tessel%e8%ae%be%e5%a4%87%e4%b8%8eheroku%e6%9c%8d%e5%8a%a1%e5%99%a8%e8%bf%9b%e8%a1%8cwebsocket%e9%80%9a%e4%bf%a1%e3%80%82","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e4%bd%bf%e7%94%a8tessel%e8%ae%be%e5%a4%87%e4%b8%8eheroku%e6%9c%8d%e5%8a%a1%e5%99%a8%e8%bf%9b%e8%a1%8cwebsocket%e9%80%9a%e4%bf%a1%e3%80%82\/","title":{"rendered":"\u4f7f\u7528Tessel\u8bbe\u5907\u4e0eHeroku\u670d\u52a1\u5668\u8fdb\u884cWebSocket\u901a\u4fe1"},"content":{"rendered":"<h2>\u76ee\u7684 &#8211; \u4e3a\u4e86\u8fbe\u5230\u67d0\u4e2a\u9884\u5b9a\u7684\u7ed3\u679c\u6216\u76ee\u6807\u800c\u8fdb\u884c\u7684\u884c\u52a8\u6216\u6d3b\u52a8\u3002<\/h2>\n<p>(Note: The given phrase is already in Chinese. Paraphrasing it would simply involve providing synonyms or rephrasing it in a different way.)<\/p>\n<p>\u5728Tessel\u4e0a\u4f3c\u4e4e\u65e0\u6cd5\u4f7f\u7528Socket.io\u5ba2\u6237\u7aef\uff0c\u6240\u4ee5\u6211\u5c1d\u8bd5\u4e86\u53e6\u4e00\u79cdWebSocket\u901a\u4fe1\u7684\u65b9\u6cd5\u3002\u8fd9\u6b21\u6211\u5c06\u4f7f\u7528Tessel\u7684WebSocket\u901a\u4fe1\u793a\u4f8b\u4ee5\u53ca\u901a\u8fc7npm\u5b89\u88c5\u7684nodejs-websocket\u5e93\u3002<\/p>\n<p>\u987a\u4fbf\u63d0\u4e00\u4e0b\uff0c\u6211\u521a\u521a\u4e86\u89e3\u5230\uff0cSocket.io\u4f3c\u4e4e\u4e0d\u80fd\u76f4\u63a5\u8fde\u63a5\u539f\u751f\u7684WebSocket\u3002\u867d\u7136\u6211\u8fd8\u6ca1\u6709\u67e5\u770b\u8fc7\u6e90\u4ee3\u7801\uff0c\u6240\u4ee5\u4e0d\u592a\u786e\u4fe1\uff0c\u5982\u679c\u6709\u4eba\u77e5\u9053\u5982\u4f55\u505a\uff0c\u8bf7\u544a\u8bc9\u6211\u4e00\u4e0b\u3002<\/p>\n<h2>\u8bf7\u4f7f\u7528\u4ee5\u4e0b\u5185\u5bb9\u8fdb\u884c\u53c2\u8003<\/h2>\n<p>\u5c1d\u8bd5\u4f7f\u7528socket.io\u5ba2\u6237\u7aef<\/p>\n<p>\u4f7f\u7528WebSocket\uff1a<br \/>\nhttps:\/\/forums.tessel.io\/t\/\u4f7f\u7528WebSocket\/821<\/p>\n<p>socket.io\u6709\u7c7b\u4f3csockjs\u7684\u539f\u59cbWebSocket\u8bbf\u95ee\u5417\uff1f<\/p>\n<h2>\u64cd\u4f5c\u6b65\u9aa4<\/h2>\n<h4>\u670d\u52a1\u5668\u7aef\u7684\u5b9e\u73b0<\/h4>\n<p>\u6211\u51c6\u5907\u4e86\u4ee5\u4e0b\u7684\u6e90\u4ee3\u7801\u3002<\/p>\n<p>\u6211\u4f1a\u5728npm\u4e0a\u5b89\u88c5nodejs-websocket\u548cmongoose\u3002\u6211\u89c9\u5f97\u5e94\u8be5\u662f\u8fd9\u6837\u7684\u3002\u6211\u4f7f\u7528mongoose\u5c06WebSocket\u6536\u5230\u7684JSON\u5b58\u50a8\u8d77\u6765\u4ee5\u4f9b\u786e\u8ba4\u4e4b\u7528\u3002<\/p>\n<pre class=\"post-pre\"><code>$npm install nodejs-websocket --save\r\n$npm install mongoose --save\r\n<\/code><\/pre>\n<pre class=\"post-pre\"><code><span class=\"kd\">var<\/span> <span class=\"nx\">ws<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">require<\/span><span class=\"p\">(<\/span><span class=\"dl\">'<\/span><span class=\"s1\">nodejs-websocket<\/span><span class=\"dl\">'<\/span><span class=\"p\">);<\/span>\r\n<span class=\"kd\">var<\/span> <span class=\"nx\">mongoose<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">require<\/span><span class=\"p\">(<\/span><span class=\"dl\">'<\/span><span class=\"s1\">mongoose<\/span><span class=\"dl\">'<\/span><span class=\"p\">);<\/span>\r\n\r\n<span class=\"kd\">var<\/span> <span class=\"nx\">port<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">process<\/span><span class=\"p\">.<\/span><span class=\"nx\">env<\/span><span class=\"p\">.<\/span><span class=\"nx\">PORT<\/span> <span class=\"o\">||<\/span> <span class=\"mi\">8000<\/span><span class=\"p\">;<\/span>\r\n<span class=\"kd\">var<\/span> <span class=\"nx\">mongodb_uri<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">process<\/span><span class=\"p\">.<\/span><span class=\"nx\">env<\/span><span class=\"p\">.<\/span><span class=\"nx\">MONGOLAB_URI<\/span><span class=\"p\">;<\/span>\r\n\r\n<span class=\"kd\">var<\/span> <span class=\"nx\">db<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">mongoose<\/span><span class=\"p\">.<\/span><span class=\"nx\">connect<\/span><span class=\"p\">(<\/span><span class=\"nx\">mongodb_uri<\/span><span class=\"p\">);<\/span>\r\n\r\n<span class=\"kd\">var<\/span> <span class=\"nx\">HelloSchema<\/span> <span class=\"o\">=<\/span> <span class=\"k\">new<\/span> <span class=\"nx\">mongoose<\/span><span class=\"p\">.<\/span><span class=\"nx\">Schema<\/span><span class=\"p\">({<\/span>\r\n     <span class=\"na\">date<\/span><span class=\"p\">:{<\/span><span class=\"na\">type<\/span><span class=\"p\">:<\/span><span class=\"nb\">String<\/span><span class=\"p\">}<\/span>\r\n<span class=\"p\">});<\/span>\r\n<span class=\"kd\">var<\/span> <span class=\"nx\">Hello<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">db<\/span><span class=\"p\">.<\/span><span class=\"nx\">model<\/span><span class=\"p\">(<\/span><span class=\"dl\">'<\/span><span class=\"s1\">hello<\/span><span class=\"dl\">'<\/span><span class=\"p\">,<\/span> <span class=\"nx\">HelloSchema<\/span><span class=\"p\">);<\/span>\r\n\r\n<span class=\"c1\">\/\/ Create the websocket server, provide connection callback<\/span>\r\n<span class=\"kd\">var<\/span> <span class=\"nx\">server<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">ws<\/span><span class=\"p\">.<\/span><span class=\"nx\">createServer<\/span><span class=\"p\">(<\/span><span class=\"kd\">function<\/span> <span class=\"p\">(<\/span><span class=\"nx\">conn<\/span><span class=\"p\">)<\/span> <span class=\"p\">{<\/span>\r\n  <span class=\"nx\">console<\/span><span class=\"p\">.<\/span><span class=\"nx\">log<\/span><span class=\"p\">(<\/span><span class=\"dl\">'<\/span><span class=\"s1\">Accepted new connection...<\/span><span class=\"dl\">'<\/span><span class=\"p\">);<\/span>\r\n\r\n  <span class=\"c1\">\/\/ If get a binary stream is opened up<\/span>\r\n  <span class=\"nx\">conn<\/span><span class=\"p\">.<\/span><span class=\"nx\">on<\/span><span class=\"p\">(<\/span><span class=\"dl\">'<\/span><span class=\"s1\">binary<\/span><span class=\"dl\">'<\/span><span class=\"p\">,<\/span> <span class=\"kd\">function<\/span><span class=\"p\">(<\/span><span class=\"nx\">stream<\/span><span class=\"p\">)<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"c1\">\/\/ When we get data<\/span>\r\n    <span class=\"nx\">stream<\/span><span class=\"p\">.<\/span><span class=\"nx\">on<\/span><span class=\"p\">(<\/span><span class=\"dl\">'<\/span><span class=\"s1\">data<\/span><span class=\"dl\">'<\/span><span class=\"p\">,<\/span> <span class=\"kd\">function<\/span><span class=\"p\">(<\/span><span class=\"nx\">data<\/span><span class=\"p\">)<\/span> <span class=\"p\">{<\/span>\r\n      <span class=\"c1\">\/\/ Log the data<\/span>\r\n      <span class=\"nx\">console<\/span><span class=\"p\">.<\/span><span class=\"nx\">log<\/span><span class=\"p\">(<\/span><span class=\"dl\">'<\/span><span class=\"s1\">Got data:<\/span><span class=\"dl\">'<\/span><span class=\"p\">,<\/span> <span class=\"nx\">data<\/span><span class=\"p\">.<\/span><span class=\"nx\">toString<\/span><span class=\"p\">());<\/span>\r\n\r\n      <span class=\"kd\">var<\/span> <span class=\"nx\">hello<\/span> <span class=\"o\">=<\/span> <span class=\"k\">new<\/span> <span class=\"nx\">Hello<\/span><span class=\"p\">(<\/span><span class=\"nx\">JSON<\/span><span class=\"p\">.<\/span><span class=\"nx\">parse<\/span><span class=\"p\">(<\/span><span class=\"nx\">data<\/span><span class=\"p\">));<\/span>\r\n      <span class=\"nx\">hello<\/span><span class=\"p\">.<\/span><span class=\"nx\">save<\/span><span class=\"p\">(<\/span><span class=\"kd\">function<\/span><span class=\"p\">(<\/span><span class=\"nx\">err<\/span><span class=\"p\">){<\/span>\r\n          <span class=\"k\">if<\/span><span class=\"p\">(<\/span><span class=\"nx\">err<\/span><span class=\"p\">){<\/span>\r\n            <span class=\"nx\">console<\/span><span class=\"p\">.<\/span><span class=\"nx\">log<\/span><span class=\"p\">(<\/span><span class=\"nx\">err<\/span><span class=\"p\">);<\/span>\r\n            <span class=\"k\">return<\/span><span class=\"p\">;<\/span>\r\n          <span class=\"p\">}<\/span>\r\n          <span class=\"nx\">console<\/span><span class=\"p\">.<\/span><span class=\"nx\">log<\/span><span class=\"p\">(<\/span><span class=\"dl\">\"<\/span><span class=\"s2\">saved<\/span><span class=\"dl\">\"<\/span><span class=\"p\">);<\/span>\r\n      <span class=\"p\">});<\/span>\r\n\r\n    <span class=\"p\">});<\/span>\r\n  <span class=\"p\">});<\/span>\r\n\r\n  <span class=\"nx\">conn<\/span><span class=\"p\">.<\/span><span class=\"nx\">on<\/span><span class=\"p\">(<\/span><span class=\"dl\">\"<\/span><span class=\"s2\">close<\/span><span class=\"dl\">\"<\/span><span class=\"p\">,<\/span> <span class=\"kd\">function<\/span> <span class=\"p\">(<\/span><span class=\"nx\">code<\/span><span class=\"p\">,<\/span> <span class=\"nx\">reason<\/span><span class=\"p\">)<\/span> <span class=\"p\">{<\/span>\r\n      <span class=\"nx\">console<\/span><span class=\"p\">.<\/span><span class=\"nx\">log<\/span><span class=\"p\">(<\/span><span class=\"dl\">\"<\/span><span class=\"s2\">Connection closed<\/span><span class=\"dl\">\"<\/span><span class=\"p\">);<\/span>\r\n  <span class=\"p\">});<\/span>\r\n\r\n<span class=\"p\">}).<\/span><span class=\"nx\">listen<\/span><span class=\"p\">(<\/span><span class=\"nx\">port<\/span><span class=\"p\">);<\/span>\r\n\r\n<span class=\"nx\">console<\/span><span class=\"p\">.<\/span><span class=\"nx\">log<\/span><span class=\"p\">(<\/span><span class=\"dl\">'<\/span><span class=\"s1\">Listening on port<\/span><span class=\"dl\">'<\/span><span class=\"p\">,<\/span> <span class=\"nx\">port<\/span><span class=\"p\">);<\/span>\r\n<\/code><\/pre>\n<p>MONGOLAB_URI\u662fmongolab\u670d\u52a1\u5668\u7684URI\uff0c\u683c\u5f0f\u5982\u4e0b\u6240\u793a\u3002<\/p>\n<pre class=\"post-pre\"><code>mongodb:\/\/&lt;USER&gt;:&lt;PASS&gt;@xxxx.mongolab.com:49150\/&lt;SCHEMA&gt;\r\n<\/code><\/pre>\n<h4>\u5c06\u5e94\u7528\u7a0b\u5e8f\u90e8\u7f72\u5230Heroku\u4e0a\u3002<\/h4>\n<p>\u6211\u8ba4\u4e3a\u662f\u8fd9\u4e2a\u6837\u5b50\u7684\u3002<\/p>\n<pre class=\"post-pre\"><code>$git init\r\n$git add .\r\n$git commit -m \"initial commit\"\r\n$heroku craete &lt;Application Name&gt;\r\n$git push heroku master\r\n<\/code><\/pre>\n<p>\u8fd9\u6b21\u6211\u4eec\u901a\u8fc7Web\u63a7\u5236\u53f0\u8bbe\u7f6e\u4e86\u4e24\u4e2a\u73af\u5883\u53d8\u91cfMONGODB_URI\u548cPORT\u3002\u4f46\u662f\u4f7f\u7528\u547d\u4ee4\u66f4\u7b80\u5355\u5462\u3002<br \/>\nhttp:\/\/chomast.com\/study\/web\/heroku-environment-variables.html<\/p>\n<h4>\u5ba2\u6237\u7aef\u7684\u5b9e\u73b0<\/h4>\n<pre class=\"post-pre\"><code><span class=\"kd\">var<\/span> <span class=\"nx\">ws<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">require<\/span><span class=\"p\">(<\/span><span class=\"dl\">'<\/span><span class=\"s1\">nodejs-websocket<\/span><span class=\"dl\">'<\/span><span class=\"p\">);<\/span>\r\n\r\n<span class=\"c1\">\/\/ Set the binary fragmentation to 1 byte so it instantly sends anything we write to it<\/span>\r\n<span class=\"nx\">ws<\/span><span class=\"p\">.<\/span><span class=\"nx\">setBinaryFragmentation<\/span><span class=\"p\">(<\/span><span class=\"mi\">1<\/span><span class=\"p\">);<\/span>\r\n\r\n<span class=\"c1\">\/\/ When we get a connection<\/span>\r\n<span class=\"kd\">var<\/span> <span class=\"nx\">connection<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">ws<\/span><span class=\"p\">.<\/span><span class=\"nx\">connect<\/span><span class=\"p\">(<\/span><span class=\"dl\">'<\/span><span class=\"s1\">ws:\/\/&lt;URI&gt;<\/span><span class=\"dl\">'<\/span><span class=\"p\">,<\/span> <span class=\"kd\">function<\/span><span class=\"p\">(<\/span><span class=\"nx\">err<\/span><span class=\"p\">)<\/span> <span class=\"p\">{<\/span>\r\n\r\n  <span class=\"k\">if<\/span><span class=\"p\">(<\/span><span class=\"nx\">err<\/span><span class=\"p\">){<\/span>\r\n    <span class=\"nx\">console<\/span><span class=\"p\">.<\/span><span class=\"nx\">log<\/span><span class=\"p\">(<\/span><span class=\"nx\">err<\/span><span class=\"p\">);<\/span>\r\n    <span class=\"k\">return<\/span><span class=\"p\">;<\/span>\r\n  <span class=\"p\">}<\/span>\r\n  <span class=\"nx\">console<\/span><span class=\"p\">.<\/span><span class=\"nx\">log<\/span><span class=\"p\">(<\/span><span class=\"dl\">\"<\/span><span class=\"s2\">connected<\/span><span class=\"dl\">\"<\/span><span class=\"p\">);<\/span>\r\n\r\n  <span class=\"nx\">setInterval<\/span><span class=\"p\">(<\/span><span class=\"kd\">function<\/span> <span class=\"p\">(){<\/span>\r\n    <span class=\"kd\">var<\/span> <span class=\"nx\">now<\/span> <span class=\"o\">=<\/span> <span class=\"k\">new<\/span> <span class=\"nb\">Date<\/span><span class=\"p\">();<\/span>\r\n    <span class=\"kd\">var<\/span> <span class=\"nx\">str<\/span> <span class=\"o\">=<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">{ \"date\" : \"<\/span><span class=\"dl\">'<\/span> <span class=\"o\">+<\/span> <span class=\"nx\">now<\/span> <span class=\"o\">+<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">\" }<\/span><span class=\"dl\">'<\/span><span class=\"p\">;<\/span>\r\n    <span class=\"nx\">connection<\/span><span class=\"p\">.<\/span><span class=\"nx\">sendBinary<\/span><span class=\"p\">(<\/span><span class=\"k\">new<\/span> <span class=\"nx\">Buffer<\/span><span class=\"p\">(<\/span><span class=\"nx\">str<\/span><span class=\"p\">));<\/span>\r\n  <span class=\"p\">},<\/span> <span class=\"mi\">1000<\/span><span class=\"p\">);<\/span>\r\n\r\n<span class=\"p\">});<\/span>\r\n\r\n<\/code><\/pre>\n<p>\u5728\u6267\u884c\u4e4b\u524d\u9700\u8981\u5148\u8fdb\u884cnodejs-websocket\u7684npm\u5b89\u88c5\u3002<\/p>\n<p>\u6700\u597d\u4ece\u672c\u5730\u8fdb\u884c\u4e00\u6b21\u6b63\u5e38\u7684\u64cd\u4f5c\u786e\u8ba4\u3002<\/p>\n<pre class=\"post-pre\"><code>$node client.js\r\n<\/code><\/pre>\n<p>\u8fd9\u6b21\u6211\u901a\u8fc7\u67e5\u770bMongoLab\u7684\u6d88\u606f\u6765\u8fdb\u884c\u4e86\u64cd\u4f5c\u786e\u8ba4\u3002<\/p>\n<h4>\u5728 Tessel \u4e0a\u8fd0\u884c<\/h4>\n<pre class=\"post-pre\"><code>$tessel run client.js\r\n<\/code><\/pre>\n<p>\u4f3c\u4e4e\u6709\u52a8\u8fc7\u3002 gu\u00f2.)<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u76ee\u7684 &#8211; \u4e3a\u4e86\u8fbe\u5230\u67d0\u4e2a\u9884\u5b9a\u7684\u7ed3\u679c\u6216\u76ee\u6807\u800c\u8fdb\u884c\u7684\u884c\u52a8\u6216\u6d3b\u52a8\u3002 (Note: The given ph [&hellip;]<\/p>\n","protected":false},"author":4,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-32415","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.5 (Yoast SEO v21.5) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\u4f7f\u7528Tessel\u8bbe\u5907\u4e0eHeroku\u670d\u52a1\u5668\u8fdb\u884cWebSocket\u901a\u4fe1 - Blog - Silicon Cloud<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.silicloud.com\/zh\/blog\/\u4f7f\u7528tessel\u8bbe\u5907\u4e0eheroku\u670d\u52a1\u5668\u8fdb\u884cwebsocket\u901a\u4fe1\u3002\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" 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