mirror of
https://github.com/node-red/node-red.git
synced 2025-03-01 10:36:34 +00:00
Collapse TCP nodes into single pair of files
This commit is contained in:
Nicholas O'Leary
@@ -114,3 +114,74 @@
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}
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});
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</script>
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<script type="text/x-red" data-template-name="tcp out">
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<div class="form-row">
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<label for="node-input-beserver"><i class="icon-resize-small"></i> Type</label>
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<select id="node-input-beserver" style="width:120px; margin-right:5px;">
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<option value="server">Listen on</option>
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<option value="client">Connect to</option>
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</select>
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port <input type="text" id="node-input-port" style="width: 50px">
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</div>
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<div class="form-row hidden" id="node-input-host-row" style="padding-left: 110px;">
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at host <input type="text" id="node-input-host" placeholder="localhost" style="width: 40%;">
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</div>
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<div class="form-row">
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<label> </label>
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<input type="checkbox" id="node-input-base64" placeholder="base64" style="display: inline-block; width: auto; vertical-align: top;">
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<label for="node-input-base64" style="width: 70%;">Decode Base64 message ?</label>
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</div>
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<div class="form-row">
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<label for="node-input-name"><i class="icon-tag"></i> Name</label>
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<input type="text" id="node-input-name" placeholder="Name">
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</div>
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</script>
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<script type="text/x-red" data-help-name="tcp out">
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<p>Provides a choice of tcp outputs. Can either connect to a remote tcp port,
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or accept incoming connections.</p>
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<p>Only <b>msg.payload</b> is sent.</p>
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<p>If <b>msg.payload</b> is a string containing a base64 encoding of binary
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data, the Base64 decoding option will cause it to be converted back to binary
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before being sent.</p>
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</script>
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<script type="text/javascript">
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RED.nodes.registerType('tcp out',{
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category: 'output',
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color:"Silver",
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defaults: {
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host: {value:"",validate:function(v) { return (this.beserver == "server")||v.length > 0;} },
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port: {value:"",required:true},
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beserver: {value:"client",required:true},
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base64: {value:false,required:true},
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name: {value:""}
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},
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inputs:1,
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outputs:0,
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icon: "bridge-dash.png",
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align: "right",
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label: function() {
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return this.name || "tcp:"+(this.host?this.host+":":"")+this.port;
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},
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labelStyle: function() {
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return (this.name)?"node_label_italic":"";
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},
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oneditprepare: function() {
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var updateOptions = function() {
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var sockettype = $("#node-input-beserver option:selected").val();
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if (sockettype == "client") {
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$("#node-input-host-row").show();
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} else {
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$("#node-input-host-row").hide();
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}
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};
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updateOptions();
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$("#node-input-beserver").change(updateOptions);
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}
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});
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</script>
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@@ -88,11 +88,11 @@ function TcpIn(n) {
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}
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setupTcpClient();
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this._close = function() {
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this.on('close', function() {
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this.closing = true;
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client.end();
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clearTimeout(reconnectTimeout);
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}
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});
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} else {
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var server = net.createServer(function (socket) {
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var buffer = (node.datatype == 'buffer')? new Buffer(0):"";
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@@ -106,7 +106,7 @@ function TcpIn(n) {
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buffer = buffer+data;
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var parts = buffer.split(node.newline);
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for (var i = 0;i<parts.length-1;i+=1) {
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var msg = {topic:node.topic, payload:parts[i]};
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var msg = {topic:node.topic, payload:parts[i],ip:socket.remoteAddress,port:socket.remotePort};
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node.send(msg);
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}
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buffer = parts[parts.length-1];
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@@ -136,17 +136,118 @@ function TcpIn(n) {
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server.listen(node.port);
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node.log('listening on port '+node.port);
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this._close = function() {
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this.on('close', function() {
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this.closing = true;
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server.close();
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node.log('stopped listening on port '+node.port);
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}
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});
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}
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}
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RED.nodes.registerType("tcp in",TcpIn);
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TcpIn.prototype.close = function() {
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this._close();
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function TcpOut(n) {
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RED.nodes.createNode(this,n);
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this.host = n.host;
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this.port = n.port * 1;
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this.base64 = n.base64;
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this.beserver = n.beserver;
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this.name = n.name;
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this.closing = false;
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var node = this;
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if (!node.beserver||node.beserver=="client") {
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var reconnectTimeout;
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var client = null;
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var connected = false;
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function setupTcpClient() {
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node.log("connecting to "+node.host+":"+node.port);
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client = net.connect(node.port, node.host, function() {
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connected = true;
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node.log("connected to "+node.host+":"+node.port);
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});
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client.on('error', function (err) {
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node.log('error : '+err);
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});
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client.on('end', function (err) {
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});
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client.on('close', function() {
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node.log("connection lost to "+node.host+":"+node.port);
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connected = false;
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client.destroy();
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if (!node.closing) {
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reconnectTimeout = setTimeout(setupTcpClient,reconnectTime);
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}
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});
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}
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setupTcpClient();
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node.on("input", function(msg) {
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if (connected && msg.payload != null) {
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if (Buffer.isBuffer(msg.payload)) {
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client.write(msg.payload);
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} else if (typeof msg.payload === "string" && node.base64) {
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client.write(new Buffer(msg.payload,'base64'));
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} else {
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client.write(new Buffer(""+msg.payload));
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}
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}
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});
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node.on("close", function() {
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this.closing = true;
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client.end();
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clearTimeout(reconnectTimeout);
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});
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} else {
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var connectedSockets = [];
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var server = net.createServer(function (socket) {
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var remoteDetails = socket.remoteAddress+":"+socket.remotePort;
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node.log("connection from "+remoteDetails);
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connectedSockets.push(socket);
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socket.on('close',function() {
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node.log("connection closed from "+remoteDetails);
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connectedSockets.splice(connectedSockets.indexOf(socket),1);
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});
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socket.on('error',function() {
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node.log("socket error from "+remoteDetails);
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connectedSockets.splice(connectedSockets.indexOf(socket),1);
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});
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});
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node.on("input", function(msg) {
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if (msg.payload != null) {
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var buffer;
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if (Buffer.isBuffer(msg.payload)) {
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buffer = msg.payload;
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} else if (typeof msg.payload === "string" && node.base64) {
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buffer = new Buffer(msg.payload,'base64');
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} else {
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buffer = new Buffer(""+msg.payload);
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}
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for (var i = 0; i<connectedSockets.length;i+=1) {
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connectedSockets[i].write(buffer);
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}
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}
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});
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server.listen(node.port);
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node.log('listening on port '+node.port);
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node.on('close', function() {
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server.close();
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node.log('stopped listening on port '+node.port);
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});
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}
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}
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RED.nodes.registerType("tcp out",TcpOut);
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@@ -1,86 +0,0 @@
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<!--
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Copyright 2013 IBM Corp.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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-->
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<script type="text/x-red" data-template-name="tcp out">
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<div class="form-row">
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<label for="node-input-beserver"><i class="icon-resize-small"></i> Type</label>
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<select id="node-input-beserver" style="width:120px; margin-right:5px;">
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<option value="server">Listen on</option>
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<option value="client">Connect to</option>
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</select>
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port <input type="text" id="node-input-port" style="width: 50px">
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</div>
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<div class="form-row hidden" id="node-input-host-row" style="padding-left: 110px;">
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at host <input type="text" id="node-input-host" placeholder="localhost" style="width: 40%;">
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</div>
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<div class="form-row">
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<label> </label>
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<input type="checkbox" id="node-input-base64" placeholder="base64" style="display: inline-block; width: auto; vertical-align: top;">
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<label for="node-input-base64" style="width: 70%;">Decode Base64 message ?</label>
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</div>
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<div class="form-row">
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<label for="node-input-name"><i class="icon-tag"></i> Name</label>
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<input type="text" id="node-input-name" placeholder="Name">
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</div>
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</script>
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<script type="text/x-red" data-help-name="tcp out">
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<p>Provides a choice of tcp outputs. Can either connect to a remote tcp port,
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or accept incoming connections.</p>
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<p>Only <b>msg.payload</b> is sent.</p>
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<p>If <b>msg.payload</b> is a string containing a base64 encoding of binary
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data, the Base64 decoding option will cause it to be converted back to binary
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before being sent.</p>
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</script>
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<script type="text/javascript">
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RED.nodes.registerType('tcp out',{
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category: 'output',
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color:"Silver",
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defaults: {
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host: {value:"",validate:function(v) { return (this.beserver == "server")||v.length > 0;} },
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port: {value:"",required:true},
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beserver: {value:"client",required:true},
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base64: {value:false,required:true},
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name: {value:""}
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},
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inputs:1,
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outputs:0,
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icon: "bridge-dash.png",
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align: "right",
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label: function() {
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return this.name || "tcp:"+(this.host?this.host+":":"")+this.port;
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},
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labelStyle: function() {
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return (this.name)?"node_label_italic":"";
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},
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oneditprepare: function() {
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var updateOptions = function() {
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var sockettype = $("#node-input-beserver option:selected").val();
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if (sockettype == "client") {
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$("#node-input-host-row").show();
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} else {
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$("#node-input-host-row").hide();
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}
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};
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updateOptions();
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$("#node-input-beserver").change(updateOptions);
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}
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});
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</script>
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@@ -1,123 +0,0 @@
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/**
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* Copyright 2013 IBM Corp.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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**/
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var RED = require("../../red/red");
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var reconnectTime = RED.settings.socketReconnectTime||10000;
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var net = require('net');
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function TcpOut(n) {
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RED.nodes.createNode(this,n);
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this.host = n.host;
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this.port = n.port * 1;
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this.base64 = n.base64;
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this.beserver = n.beserver;
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this.name = n.name;
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this.closing = false;
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var node = this;
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if (!node.beserver||node.beserver=="client") {
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var reconnectTimeout;
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var client = null;
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var connected = false;
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function setupTcpClient() {
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node.log("connecting to "+node.host+":"+node.port);
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client = net.connect(node.port, node.host, function() {
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connected = true;
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node.log("connected to "+node.host+":"+node.port);
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});
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client.on('error', function (err) {
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node.log('error : '+err);
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});
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client.on('end', function (err) {
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});
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client.on('close', function() {
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node.log("connection lost to "+node.host+":"+node.port);
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connected = false;
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client.destroy();
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if (!node.closing) {
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reconnectTimeout = setTimeout(setupTcpClient,reconnectTime);
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}
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});
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}
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setupTcpClient();
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node.on("input", function(msg) {
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if (connected && msg.payload != null) {
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if (Buffer.isBuffer(msg.payload)) {
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client.write(msg.payload);
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} else if (typeof msg.payload === "string" && node.base64) {
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client.write(new Buffer(msg.payload,'base64'));
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} else {
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client.write(new Buffer(""+msg.payload));
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}
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}
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});
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node.on("close", function() {
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this.closing = true;
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client.end();
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clearTimeout(reconnectTimeout);
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});
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} else {
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var connectedSockets = [];
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var server = net.createServer(function (socket) {
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var remoteDetails = socket.remoteAddress+":"+socket.remotePort;
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node.log("connection from "+remoteDetails);
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connectedSockets.push(socket);
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socket.on('close',function() {
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node.log("connection closed from "+remoteDetails);
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connectedSockets.splice(connectedSockets.indexOf(socket),1);
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});
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socket.on('error',function() {
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node.log("socket error from "+remoteDetails);
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connectedSockets.splice(connectedSockets.indexOf(socket),1);
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});
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});
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node.on("input", function(msg) {
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if (msg.payload != null) {
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var buffer;
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if (Buffer.isBuffer(msg.payload)) {
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buffer = msg.payload;
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} else if (typeof msg.payload === "string" && node.base64) {
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buffer = new Buffer(msg.payload,'base64');
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} else {
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buffer = new Buffer(""+msg.payload);
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}
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for (var i = 0; i<connectedSockets.length;i+=1) {
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connectedSockets[i].write(buffer);
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}
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}
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});
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server.listen(node.port);
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node.log('listening on port '+node.port);
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node.on('close', function() {
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server.close();
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node.log('stopped listening on port '+node.port);
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});
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}
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}
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RED.nodes.registerType("tcp out",TcpOut);
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Reference in New Issue
Block a user