[英]Connecting a WebSocket to a WebSocketServer in NodeJS
I have a simple novice question which I hope somebody can help me with: 我有一个简单的新手问题,希望有人可以帮助我:
I have a NodeJS app and an HTML page with some JavaScript on it deployed in CloudFoundry. 我有一个NodeJS应用程序和一个HTML页面,上面有一些JavaScript部署在CloudFoundry中。
In the app.js server-side NodeJS code I start a WebSocket Server as below: 在app.js服务器端NodeJS代码中,我启动WebSocket服务器,如下所示:
var WebSocket = require('ws');
var WebSocketServer = require('ws').Server;
var wss = new WebSocketServer({
server: server,
autoAcceptConnections: true
});
wss.on('connection', function (ws) {
ws.on('message', function (message, flags) {
if (flags.binary) {
var value1 = message.readDoubleLE(0);
var value2 = message.readInt16LE(8);
var value3 = message.readInt8(10);
ws.send(message, {
binary: true
});
} else {
if (message == "injest") {
ws.send("requested: " + message);
} else if (message == "something") {
wss.clients[0].send('server side initiated call');
} else {
ws.send("received text: " + message);
}
}
});
});
I can call this WebSocketServer successfully from my client-side JavaScript as for example: 我可以从客户端JavaScript成功调用此WebSocketServer,例如:
function OnWebSocketConnectionMessage(event) {
alert(event.data);
}
this.m_parent.m_WebsocketConnection = new
WebSocket('wss://MyWebSpace.MySiteURL');
this.m_parent.m_WebsocketConnection.onmessage =
OnWebSocketConnectionMessage;
this.m_parent.m_WebsocketConnection.send(this.m_parent.m_editbox1.value);
This works fine. 这很好。
I now try to call this WebSocketServer from my server-side NoeJS code as below: 现在,我尝试从服务器端NoeJS代码中调用此WebSocketServer,如下所示:
var ws = new WebSocket("wss://MyWebSpace.MySiteURL");
if (ws == null) {
res.send("null");
} else {
res.send(ws.readyState.toString());
}
But I get the result '0' which is of course CONNECTING The connection is not yet open. 但是我得到的结果为“ 0”,它当然是CONNECTING连接尚未打开。
And it never does. 而且从来没有。 Can anyone please suggest any help?
有人可以建议任何帮助吗?
(If I add port:9090 (or any other port number) to my server creation parameters then my client-side WebSocket creation fails). (如果将port:9090(或任何其他端口号)添加到服务器创建参数中,则客户端WebSocket创建失败。
Thanks, Mitch. 谢谢,米奇。
No worries, 别担心,
I solved it. 我解决了
Mitch. 米奇
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