mirror of
https://github.com/node-red/node-red.git
synced 2023-10-10 13:36:53 +02:00
Add socketTimeout to settings.js for TCP server sockets
Fixes #125 adds an optional socketTimeout param to settings.js file to add a TCP server socket timeout. Default is no timeout.
This commit is contained in:
Dave C-J
parent
a9668a1999
commit
2ba5e0fe3e
@ -16,12 +16,11 @@
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var RED = require(process.env.NODE_RED_HOME+"/red/red");
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var reconnectTime = RED.settings.socketReconnectTime||10000;
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var socketTimeout = RED.settings.socketTimeout||null;
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var net = require('net');
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var connectionPool = {};
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function TcpIn(n) {
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RED.nodes.createNode(this,n);
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this.host = n.host;
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@ -43,55 +42,53 @@ function TcpIn(n) {
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node.log("connecting to "+node.host+":"+node.port);
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var id = (1+Math.random()*4294967295).toString(16);
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client = net.connect(node.port, node.host, function() {
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buffer = (node.datatype == 'buffer')? new Buffer(0):"";
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node.log("connected to "+node.host+":"+node.port);
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buffer = (node.datatype == 'buffer')? new Buffer(0):"";
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node.log("connected to "+node.host+":"+node.port);
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});
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connectionPool[id] = client;
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client.on('data', function (data) {
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if (node.datatype != 'buffer') {
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data = data.toString(node.datatype);
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}
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if (node.stream) {
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if ((node.datatype) === "utf8" && node.newline != "") {
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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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msg._session = {type:"tcp",id:id};
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node.send(msg);
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}
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buffer = parts[parts.length-1];
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} else {
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var msg = {topic:node.topic, payload:data};
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if (node.datatype != 'buffer') {
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data = data.toString(node.datatype);
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}
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if (node.stream) {
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if ((node.datatype) === "utf8" && node.newline != "") {
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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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msg._session = {type:"tcp",id:id};
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node.send(msg);
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}
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buffer = parts[parts.length-1];
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} else {
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if ((typeof data) === "string") {
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buffer = buffer+data;
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} else {
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buffer = Buffer.concat([buffer,data],buffer.length+data.length);
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}
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}
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});
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client.on('end', function() {
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if (!node.stream || (node.datatype == "utf8" && node.newline != "" && buffer.length > 0)) {
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var msg = {topic:node.topic,payload:buffer};
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var msg = {topic:node.topic, payload:data};
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msg._session = {type:"tcp",id:id};
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node.send(msg);
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buffer = null;
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}
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} else {
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if ((typeof data) === "string") {
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buffer = buffer+data;
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} else {
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buffer = Buffer.concat([buffer,data],buffer.length+data.length);
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}
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}
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});
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client.on('end', function() {
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if (!node.stream || (node.datatype == "utf8" && node.newline != "" && buffer.length > 0)) {
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var msg = {topic:node.topic,payload:buffer};
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msg._session = {type:"tcp",id:id};
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node.send(msg);
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buffer = null;
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}
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});
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client.on('close', function() {
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delete connectionPool[id];
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node.log("connection lost to "+node.host+":"+node.port);
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if (!node.closing) {
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reconnectTimeout = setTimeout(setupTcpClient, reconnectTime);
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}
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delete connectionPool[id];
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node.log("connection lost to "+node.host+":"+node.port);
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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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client.on('error', function(err) {
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node.log(err);
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});
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@ -105,52 +102,57 @@ function TcpIn(n) {
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});
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} else {
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var server = net.createServer(function (socket) {
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var id = (1+Math.random()*4294967295).toString(16);
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connectionPool[id] = socket;
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var buffer = (node.datatype == 'buffer')? new Buffer(0):"";
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socket.on('data', function (data) {
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if (node.datatype != 'buffer') {
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data = data.toString(node.datatype);
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}
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if (socketTimeout !== null) { socket.setTimeout(socketTimeout); }
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var id = (1+Math.random()*4294967295).toString(16);
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connectionPool[id] = socket;
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if (node.stream) {
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if ((typeof data) === "string" && node.newline != "") {
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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],ip:socket.remoteAddress,port:socket.remotePort};
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msg._session = {type:"tcp",id:id};
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node.send(msg);
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}
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buffer = parts[parts.length-1];
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} else {
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var msg = {topic:node.topic, payload:data};
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msg._session = {type:"tcp",id:id};
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node.send(msg);
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}
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} else {
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if ((typeof data) === "string") {
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buffer = buffer+data;
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} else {
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buffer = Buffer.concat([buffer,data],buffer.length+data.length);
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}
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}
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});
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socket.on('end', function() {
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if (!node.stream || (node.datatype == "utf8" && node.newline != "" && buffer.length > 0)) {
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var msg = {topic:node.topic,payload:buffer};
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var buffer = (node.datatype == 'buffer')? new Buffer(0):"";
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socket.on('data', function (data) {
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if (node.datatype != 'buffer') {
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data = data.toString(node.datatype);
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}
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if (node.stream) {
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if ((typeof data) === "string" && node.newline != "") {
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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],ip:socket.remoteAddress,port:socket.remotePort};
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msg._session = {type:"tcp",id:id};
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node.send(msg);
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buffer = null;
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}
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});
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socket.on('close', function() {
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delete connectionPool[id];
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});
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socket.on('error',function(err) {
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node.log(err);
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});
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buffer = parts[parts.length-1];
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} else {
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var msg = {topic:node.topic, payload:data};
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msg._session = {type:"tcp",id:id};
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node.send(msg);
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}
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} else {
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if ((typeof data) === "string") {
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buffer = buffer+data;
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} else {
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buffer = Buffer.concat([buffer,data],buffer.length+data.length);
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}
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}
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});
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socket.on('end', function() {
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if (!node.stream || (node.datatype == "utf8" && node.newline != "" && buffer.length > 0)) {
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var msg = {topic:node.topic,payload:buffer};
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msg._session = {type:"tcp",id:id};
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node.send(msg);
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buffer = null;
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}
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});
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socket.on('timeout', function() {
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node.log('timeout closed socket port '+node.port);
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socket.end();
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});
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socket.on('close', function() {
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delete connectionPool[id];
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});
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socket.on('error',function(err) {
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node.log(err);
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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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@ -163,7 +165,6 @@ function TcpIn(n) {
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}
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}
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RED.nodes.registerType("tcp in",TcpIn);
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function TcpOut(n) {
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@ -180,51 +181,47 @@ function TcpOut(n) {
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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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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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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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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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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 if (node.beserver == "reply") {
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node.on("input",function(msg) {
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if (msg._session && msg._session.type == "tcp") {
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@ -243,33 +240,37 @@ function TcpOut(n) {
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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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if (socketTimeout !== null) { socket.setTimeout(socketTimeout); }
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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('timeout', function() {
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node.log('timeout closed socket port '+node.port);
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socket.end();
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});
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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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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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@ -283,5 +284,3 @@ function TcpOut(n) {
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}
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RED.nodes.registerType("tcp out",TcpOut);
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20
settings.js
20
settings.js
@ -16,12 +16,12 @@
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module.exports = {
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// the tcp port that the Node-RED web server is listening on
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uiPort: 1880,
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// By default, the Node-RED UI accepts connections on all IPv4 interfaces.
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// The following property can be used to listen on a specific interface. For
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// example, the following would only allow connections from the local machine.
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// example, the following would only allow connections from the local machine.
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//uiHost: "127.0.0.1",
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// Retry time in milliseconds for MQTT connections
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mqttReconnectTime: 15000,
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@ -31,20 +31,24 @@ module.exports = {
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// Retry time in milliseconds for TCP socket connections
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//socketReconnectTime: 10000,
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// Timeout in milliseconds for TCP server socket connections
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// defaults to no timeout
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//socketTimeout: 120000,
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// Maximum number of lines in debug window before pruning
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debugMaxLength: 1000,
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// The file containing the flows. If not set, it defaults to flows_<hostname>.json
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//flowFile: 'flows.json',
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// By default, all user data is stored in the Node-RED install directory. To
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// use a different location, the following property can be used
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//userDir: '/home/nol/.node-red/',
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// Node-RED scans the `nodes` directory in the install directory to find nodes.
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// The following property can be used to specify an additional directory to scan.
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//nodesDir: '/home/nol/.node-red/nodes',
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// You can protect the user interface with a userid and password by using the following property
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// the password must be an md5 hash eg.. 5f4dcc3b5aa765d61d8327deb882cf99 ('password')
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//httpAuth: {user:"user",pass:"5f4dcc3b5aa765d61d8327deb882cf99"},
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@ -53,11 +57,11 @@ module.exports = {
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// The following property can be used to specifiy a different root path.
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//httpRoot: '/admin',
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// When httpRoot is used to move the UI to a different root path, the
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// When httpRoot is used to move the UI to a different root path, the
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// following property can be used to identify a directory of static content
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// that should be served at http://localhost:1880/.
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//httpStatic: '/home/nol/node-red-dashboard/',
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// The following property can be used to enable HTTPS
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// See http://nodejs.org/api/https.html#https_https_createserver_options_requestlistener
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// for details on its contents.
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Block a user