mirror of https://github.com/node-red/node-red.git
65 lines
2.0 KiB
JavaScript
65 lines
2.0 KiB
JavaScript
/**
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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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function SocketOut(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.name = n.name;
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this.trans = n.transport||n.trans||"";
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var node = this;
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this.on("input", function(msg) {
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if (msg != null) {
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if (this.trans == "http") {
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var http = require("http");
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http.get(msg.payload, function(res) {
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node.log("http : response : " + res.statusCode);
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}).on('error', function(e) {
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node.error("http : error : " + e.message);
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});
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}
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if (this.trans == "tcp") {
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var net = require('net');
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var client = new net.Socket();
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client.on('error', function (err) {
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node.error('tcp : '+err);
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});
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client.connect(this.port, this.host, function() {
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try { client.end(msg.payload); }
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catch (e) { node.error(e); }
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});
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}
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if (this.trans == "udp") {
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var dgram = require('dgram');
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var sock = dgram.createSocket('udp4'); // only use ipv4 for now
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sock.bind(this.port); // have to bind before you can enable broadcast...
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sock.setBroadcast(true); // turn on broadcast
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var buf = new Buffer(msg.payload);
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sock.send(buf, 0, buf.length, this.port, this.host, function(err, bytes) {
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if (err) node.error("udp : "+err);
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//util.log('[socket out] udp :' +bytes);
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sock.close();
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});
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}
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}
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});
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var node = this;
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}
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RED.nodes.registerType("socket out",SocketOut);
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