1 | #!/usr/bin/env node
|
2 |
|
3 |
|
4 |
|
5 |
|
6 |
|
7 |
|
8 |
|
9 |
|
10 |
|
11 |
|
12 |
|
13 |
|
14 |
|
15 |
|
16 |
|
17 | var http = require('http');
|
18 | var https = require('https');
|
19 | var util = require("util");
|
20 | var express = require("express");
|
21 | var crypto = require("crypto");
|
22 | try { bcrypt = require('bcrypt'); }
|
23 | catch(e) { bcrypt = require('bcryptjs'); }
|
24 | var nopt = require("nopt");
|
25 | var path = require("path");
|
26 | var fs = require("fs-extra");
|
27 | var RED = require("./lib/red.js");
|
28 |
|
29 | var server;
|
30 | var app = express();
|
31 |
|
32 | var settingsFile;
|
33 | var flowFile;
|
34 |
|
35 | var knownOpts = {
|
36 | "help": Boolean,
|
37 | "port": Number,
|
38 | "settings": [path],
|
39 | "title": String,
|
40 | "userDir": [path],
|
41 | "verbose": Boolean,
|
42 | "safe": Boolean
|
43 | };
|
44 | var shortHands = {
|
45 | "?":["--help"],
|
46 | "p":["--port"],
|
47 | "s":["--settings"],
|
48 |
|
49 |
|
50 | "t":["--help"],
|
51 | "u":["--userDir"],
|
52 | "v":["--verbose"]
|
53 | };
|
54 | nopt.invalidHandler = function(k,v,t) {
|
55 |
|
56 | }
|
57 |
|
58 | var parsedArgs = nopt(knownOpts,shortHands,process.argv,2)
|
59 |
|
60 | if (parsedArgs.help) {
|
61 | console.log("Node-RED v"+RED.version());
|
62 | console.log("Usage: node-red [-v] [-?] [--settings settings.js] [--userDir DIR]");
|
63 | console.log(" [--port PORT] [--title TITLE] [--safe] [flows.json]");
|
64 | console.log("");
|
65 | console.log("Options:");
|
66 | console.log(" -p, --port PORT port to listen on");
|
67 | console.log(" -s, --settings FILE use specified settings file");
|
68 | console.log(" --title TITLE process window title");
|
69 | console.log(" -u, --userDir DIR use specified user directory");
|
70 | console.log(" -v, --verbose enable verbose output");
|
71 | console.log(" --safe enable safe mode");
|
72 | console.log(" -?, --help show this help");
|
73 | console.log("");
|
74 | console.log("Documentation can be found at http://nodered.org");
|
75 | process.exit();
|
76 | }
|
77 |
|
78 | if (parsedArgs.argv.remain.length > 0) {
|
79 | flowFile = parsedArgs.argv.remain[0];
|
80 | }
|
81 |
|
82 | process.env.NODE_RED_HOME = process.env.NODE_RED_HOME || __dirname;
|
83 |
|
84 | if (parsedArgs.settings) {
|
85 |
|
86 | settingsFile = parsedArgs.settings;
|
87 | } else if (parsedArgs.userDir && fs.existsSync(path.join(parsedArgs.userDir,"settings.js"))) {
|
88 |
|
89 | settingsFile = path.join(parsedArgs.userDir,"settings.js");
|
90 | } else {
|
91 | if (fs.existsSync(path.join(process.env.NODE_RED_HOME,".config.json"))) {
|
92 |
|
93 | settingsFile = path.join(process.env.NODE_RED_HOME,"settings.js");
|
94 | } else if (process.env.HOMEPATH && fs.existsSync(path.join(process.env.HOMEPATH,".node-red",".config.json"))) {
|
95 |
|
96 | settingsFile = path.join(process.env.HOMEPATH,".node-red","settings.js");
|
97 | } else {
|
98 | var userDir = parsedArgs.userDir || path.join(process.env.HOME || process.env.USERPROFILE || process.env.HOMEPATH,".node-red");
|
99 | var userSettingsFile = path.join(userDir,"settings.js");
|
100 | if (fs.existsSync(userSettingsFile)) {
|
101 |
|
102 | settingsFile = userSettingsFile;
|
103 | } else {
|
104 | var defaultSettings = path.join(__dirname,"settings.js");
|
105 | var settingsStat = fs.statSync(defaultSettings);
|
106 | if (settingsStat.mtime.getTime() <= settingsStat.ctime.getTime()) {
|
107 |
|
108 | fs.copySync(defaultSettings,userSettingsFile);
|
109 | settingsFile = userSettingsFile;
|
110 | } else {
|
111 |
|
112 | settingsFile = defaultSettings;
|
113 | }
|
114 | }
|
115 | }
|
116 | }
|
117 |
|
118 | try {
|
119 | var settings = require(settingsFile);
|
120 | settings.settingsFile = settingsFile;
|
121 | } catch(err) {
|
122 | console.log("Error loading settings file: "+settingsFile)
|
123 | if (err.code == 'MODULE_NOT_FOUND') {
|
124 | if (err.toString().indexOf(settingsFile) === -1) {
|
125 | console.log(err.toString());
|
126 | }
|
127 | } else {
|
128 | console.log(err);
|
129 | }
|
130 | process.exit();
|
131 | }
|
132 |
|
133 | if (parsedArgs.verbose) {
|
134 | settings.verbose = true;
|
135 | }
|
136 | if (parsedArgs.safe) {
|
137 | settings.safeMode = true;
|
138 | }
|
139 |
|
140 | if (settings.https) {
|
141 | server = https.createServer(settings.https,function(req,res) {app(req,res);});
|
142 | } else {
|
143 | server = http.createServer(function(req,res) {app(req,res);});
|
144 | }
|
145 | server.setMaxListeners(0);
|
146 |
|
147 | function formatRoot(root) {
|
148 | if (root[0] != "/") {
|
149 | root = "/" + root;
|
150 | }
|
151 | if (root.slice(-1) != "/") {
|
152 | root = root + "/";
|
153 | }
|
154 | return root;
|
155 | }
|
156 |
|
157 | if (settings.httpRoot === false) {
|
158 | settings.httpAdminRoot = false;
|
159 | settings.httpNodeRoot = false;
|
160 | } else {
|
161 | settings.httpRoot = settings.httpRoot||"/";
|
162 | settings.disableEditor = settings.disableEditor||false;
|
163 | }
|
164 |
|
165 | if (settings.httpAdminRoot !== false) {
|
166 | settings.httpAdminRoot = formatRoot(settings.httpAdminRoot || settings.httpRoot || "/");
|
167 | settings.httpAdminAuth = settings.httpAdminAuth || settings.httpAuth;
|
168 | } else {
|
169 | settings.disableEditor = true;
|
170 | }
|
171 |
|
172 | if (settings.httpNodeRoot !== false) {
|
173 | settings.httpNodeRoot = formatRoot(settings.httpNodeRoot || settings.httpRoot || "/");
|
174 | settings.httpNodeAuth = settings.httpNodeAuth || settings.httpAuth;
|
175 | }
|
176 |
|
177 |
|
178 |
|
179 | if (parsedArgs.port !== undefined){
|
180 | settings.uiPort = parsedArgs.port;
|
181 | } else {
|
182 | if (settings.uiPort === undefined){
|
183 | settings.uiPort = 1880;
|
184 | }
|
185 | }
|
186 |
|
187 | settings.uiHost = settings.uiHost||"0.0.0.0";
|
188 |
|
189 | if (flowFile) {
|
190 | settings.flowFile = flowFile;
|
191 | }
|
192 | if (parsedArgs.userDir) {
|
193 | settings.userDir = parsedArgs.userDir;
|
194 | }
|
195 |
|
196 | try {
|
197 | RED.init(server,settings);
|
198 | } catch(err) {
|
199 | if (err.code == "unsupported_version") {
|
200 | console.log("Unsupported version of node.js:",process.version);
|
201 | console.log("Node-RED requires node.js v4 or later");
|
202 | } else if (err.code == "not_built") {
|
203 | console.log("Node-RED has not been built. See README.md for details");
|
204 | } else {
|
205 | console.log("Failed to start server:");
|
206 | if (err.stack) {
|
207 | console.log(err.stack);
|
208 | } else {
|
209 | console.log(err);
|
210 | }
|
211 | }
|
212 | process.exit(1);
|
213 | }
|
214 |
|
215 | function basicAuthMiddleware(user,pass) {
|
216 | var basicAuth = require('basic-auth');
|
217 | var checkPassword;
|
218 | var localCachedPassword;
|
219 | if (pass.length == "32") {
|
220 |
|
221 | checkPassword = function(p) {
|
222 | return crypto.createHash('md5').update(p,'utf8').digest('hex') === pass;
|
223 | }
|
224 | } else {
|
225 | checkPassword = function(p) {
|
226 | return bcrypt.compareSync(p,pass);
|
227 | }
|
228 | }
|
229 |
|
230 | var checkPasswordAndCache = function(p) {
|
231 |
|
232 |
|
233 |
|
234 | if (localCachedPassword === p) {
|
235 | return true;
|
236 | }
|
237 | var result = checkPassword(p);
|
238 | if (result) {
|
239 | localCachedPassword = p;
|
240 | }
|
241 | return result;
|
242 | }
|
243 |
|
244 | return function(req,res,next) {
|
245 | if (req.method === 'OPTIONS') {
|
246 | return next();
|
247 | }
|
248 | var requestUser = basicAuth(req);
|
249 | if (!requestUser || requestUser.name !== user || !checkPasswordAndCache(requestUser.pass)) {
|
250 | res.set('WWW-Authenticate', 'Basic realm="Authorization Required"');
|
251 | return res.sendStatus(401);
|
252 | }
|
253 | next();
|
254 | }
|
255 | }
|
256 |
|
257 | if (settings.httpAdminRoot !== false && settings.httpAdminAuth) {
|
258 | RED.log.warn(RED.log._("server.httpadminauth-deprecated"));
|
259 | app.use(settings.httpAdminRoot, basicAuthMiddleware(settings.httpAdminAuth.user,settings.httpAdminAuth.pass));
|
260 | }
|
261 |
|
262 | if (settings.httpAdminRoot !== false) {
|
263 | app.use(settings.httpAdminRoot,RED.httpAdmin);
|
264 | }
|
265 | if (settings.httpNodeRoot !== false && settings.httpNodeAuth) {
|
266 | app.use(settings.httpNodeRoot,basicAuthMiddleware(settings.httpNodeAuth.user,settings.httpNodeAuth.pass));
|
267 | }
|
268 | if (settings.httpNodeRoot !== false) {
|
269 | app.use(settings.httpNodeRoot,RED.httpNode);
|
270 | }
|
271 | if (settings.httpStatic) {
|
272 | settings.httpStaticAuth = settings.httpStaticAuth || settings.httpAuth;
|
273 | if (settings.httpStaticAuth) {
|
274 | app.use("/",basicAuthMiddleware(settings.httpStaticAuth.user,settings.httpStaticAuth.pass));
|
275 | }
|
276 | app.use("/",express.static(settings.httpStatic));
|
277 | }
|
278 |
|
279 | function getListenPath() {
|
280 | var port = settings.serverPort;
|
281 | if (port === undefined){
|
282 | port = settings.uiPort;
|
283 | }
|
284 |
|
285 | var listenPath = 'http'+(settings.https?'s':'')+'://'+
|
286 | (settings.uiHost == '::'?'localhost':(settings.uiHost == '0.0.0.0'?'127.0.0.1':settings.uiHost))+
|
287 | ':'+port;
|
288 | if (settings.httpAdminRoot !== false) {
|
289 | listenPath += settings.httpAdminRoot;
|
290 | } else if (settings.httpStatic) {
|
291 | listenPath += "/";
|
292 | }
|
293 | return listenPath;
|
294 | }
|
295 |
|
296 | RED.start().then(function() {
|
297 | if (settings.httpAdminRoot !== false || settings.httpNodeRoot !== false || settings.httpStatic) {
|
298 | server.on('error', function(err) {
|
299 | if (err.errno === "EADDRINUSE") {
|
300 | RED.log.error(RED.log._("server.unable-to-listen", {listenpath:getListenPath()}));
|
301 | RED.log.error(RED.log._("server.port-in-use"));
|
302 | } else {
|
303 | RED.log.error(RED.log._("server.uncaught-exception"));
|
304 | if (err.stack) {
|
305 | RED.log.error(err.stack);
|
306 | } else {
|
307 | RED.log.error(err);
|
308 | }
|
309 | }
|
310 | process.exit(1);
|
311 | });
|
312 | server.listen(settings.uiPort,settings.uiHost,function() {
|
313 | if (settings.httpAdminRoot === false) {
|
314 | RED.log.info(RED.log._("server.admin-ui-disabled"));
|
315 | }
|
316 | settings.serverPort = server.address().port;
|
317 | process.title = parsedArgs.title || 'node-red';
|
318 | RED.log.info(RED.log._("server.now-running", {listenpath:getListenPath()}));
|
319 | });
|
320 | } else {
|
321 | RED.log.info(RED.log._("server.headless-mode"));
|
322 | }
|
323 | }).otherwise(function(err) {
|
324 | RED.log.error(RED.log._("server.failed-to-start"));
|
325 | if (err.stack) {
|
326 | RED.log.error(err.stack);
|
327 | } else {
|
328 | RED.log.error(err);
|
329 | }
|
330 | });
|
331 |
|
332 | process.on('uncaughtException',function(err) {
|
333 | util.log('[red] Uncaught Exception:');
|
334 | if (err.stack) {
|
335 | util.log(err.stack);
|
336 | } else {
|
337 | util.log(err);
|
338 | }
|
339 | process.exit(1);
|
340 | });
|
341 |
|
342 | process.on('SIGINT', function () {
|
343 | RED.stop().then(function() {
|
344 | process.exit();
|
345 | });
|
346 | });
|