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https://github.com/node-red/node-red.git
synced 2023-10-10 13:36:53 +02:00
Let UDP node better share same port instance if required
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@ -83,7 +83,9 @@
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if (this.multicast=="false") {
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return this.name||"udp "+this.port;
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}
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else return this.name||"udp "+(this.group+":"+this.port);
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else {
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return this.name||"udp "+(this.group+":"+this.port);
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}
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},
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labelStyle: function() {
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return this.name?"node_label_italic":"";
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@ -107,7 +109,7 @@
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var portsInUse = {};
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$.getJSON('udp-ports/'+this.id,function(data) {
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portsInUse = data || {};
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$('#udpporttip').html(porttip + Object.keys(data||{}));
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$('#udpporttip').html(porttip + data);
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});
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$("#node-input-port").change(function() {
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var portnew = $("#node-input-port").val();
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@ -201,7 +203,7 @@
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var bindrandom = this._("udp.bind.random");
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var bindtarget = this._("udp.bind.target");
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var type = this.outport==""?"random":"fixed";
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var type = this.outport===""?"random":"fixed";
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$("#node-input-outport-type").val(type);
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$("#node-input-outport-type").change(function() {
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@ -29,11 +29,18 @@ module.exports = function(RED) {
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this.multicast = n.multicast;
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this.ipv = n.ipv || "udp4";
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var node = this;
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var opts = {type:node.ipv, reuseAddr:true};
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if (process.version.indexOf("v0.10") === 0) { opts = node.ipv; }
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var server;
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if (!udpInputPortsInUse.hasOwnProperty(this.port)) {
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udpInputPortsInUse[this.port] = n.id;
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server = dgram.createSocket(opts); // default to udp4
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udpInputPortsInUse[this.port] = server;
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}
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else {
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node.warn(RED._("udp.errors.alreadyused",node.port));
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server = udpInputPortsInUse[this.port]; // re-use existing
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}
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var opts = {type:node.ipv, reuseAddr:true};
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@ -83,24 +90,26 @@ module.exports = function(RED) {
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});
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node.on("close", function() {
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if (udpInputPortsInUse[node.port] === node.id) {
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if (udpInputPortsInUse.hasOwnProperty(node.port)) {
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delete udpInputPortsInUse[node.port];
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}
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try {
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server.close();
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node.log(RED._("udp.status.listener-stopped"));
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} catch (err) {
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node.error(err);
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//node.error(err);
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}
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});
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server.bind(node.port,node.iface);
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try { server.bind(node.port,node.iface); }
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catch(e) { } // Don't worry if already bound
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}
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RED.httpAdmin.get('/udp-ports/:id', RED.auth.needsPermission('udp-in.read'), function(req,res) {
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res.json(udpInputPortsInUse);
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res.json(Object.keys(udpInputPortsInUse));
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});
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RED.nodes.registerType("udp in",UDPin);
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// The Output Node
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function UDPout(n) {
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RED.nodes.createNode(this,n);
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@ -116,7 +125,15 @@ module.exports = function(RED) {
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var opts = {type:node.ipv, reuseAddr:true};
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if (process.version.indexOf("v0.10") === 0) { opts = node.ipv; }
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var sock = dgram.createSocket(opts); // default to udp4
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var sock;
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if (udpInputPortsInUse[this.outport]) {
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sock = udpInputPortsInUse[this.outport];
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}
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else {
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sock = dgram.createSocket(opts); // default to udp4
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udpInputPortsInUse[this.outport] = sock;
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}
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sock.on("error", function(err) {
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// Any async error will also get reported in the sock.send call.
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@ -125,7 +142,7 @@ module.exports = function(RED) {
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// down.
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});
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if (node.multicast != "false") {
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if (node.outport == "") { node.outport = node.port; }
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if (node.outport === "") { node.outport = node.port; }
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sock.bind(node.outport, function() { // have to bind before you can enable broadcast...
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sock.setBroadcast(true); // turn on broadcast
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if (node.multicast == "multi") {
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@ -146,11 +163,9 @@ module.exports = function(RED) {
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node.log(RED._("udp.status.bc-ready",{outport:node.outport,host:node.addr,port:node.port}));
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}
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});
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} else if (node.outport != "") {
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setTimeout( function() {
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} else if ((node.outport !== "") && (!udpInputPortsInUse[this.outport])) {
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sock.bind(node.outport);
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node.log(RED._("udp.status.ready",{outport:node.outport,host:node.addr,port:node.port}));
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}, 250);
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} else {
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node.log(RED._("udp.status.ready-nolocal",{host:node.addr,port:node.port}));
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}
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@ -159,9 +174,9 @@ module.exports = function(RED) {
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if (msg.hasOwnProperty("payload")) {
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var add = node.addr || msg.ip || "";
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var por = node.port || msg.port || 0;
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if (add == "") {
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if (add === "") {
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node.warn(RED._("udp.errors.ip-notset"));
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} else if (por == 0) {
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} else if (por === 0) {
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node.warn(RED._("udp.errors.port-notset"));
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} else if (isNaN(por) || (por < 1) || (por > 65535)) {
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node.warn(RED._("udp.errors.port-invalid"));
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@ -185,11 +200,14 @@ module.exports = function(RED) {
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});
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node.on("close", function() {
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if (udpInputPortsInUse.hasOwnProperty(node.outport)) {
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delete udpInputPortsInUse[node.outport];
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}
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try {
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sock.close();
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node.log(RED._("udp.status.output-stopped"));
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} catch (err) {
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node.error(err);
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//node.error(err);
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}
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});
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}
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