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"sha1-Fhx9rBd2Wf2YEfQ3cfqZOBR4Yow=" + }, "string-width": { "version": "4.2.0", "resolved": "https://registry.npmjs.org/string-width/-/string-width-4.2.0.tgz", @@ -1134,6 +1453,11 @@ "is-number": "^7.0.0" } }, + "toidentifier": { + "version": "1.0.0", + "resolved": "https://registry.npmjs.org/toidentifier/-/toidentifier-1.0.0.tgz", + "integrity": "sha512-yaOH/Pk/VEhBWWTlhI+qXxDFXlejDGcQipMlyxda9nthulaxLZUNcUqFxokp0vcYnvteJln5FNQDRrxj3YcbVw==" + }, "touch": { "version": "3.1.0", "resolved": "https://registry.npmjs.org/touch/-/touch-3.1.0.tgz", @@ -1154,6 +1478,15 @@ "integrity": "sha512-4dbzIzqvjtgiM5rw1k5rEHtBANKmdudhGyBEajN01fEyhaAIhsoKNy6y7+IN93IfpFtwY9iqi7kD+xwKhQsNJA==", "dev": true }, + "type-is": { + "version": "1.6.18", + "resolved": "https://registry.npmjs.org/type-is/-/type-is-1.6.18.tgz", + "integrity": "sha512-TkRKr9sUTxEH8MdfuCSP7VizJyzRNMjj2J2do2Jr3Kym598JVdEksuzPQCnlFPW4ky9Q+iA+ma9BGm06XQBy8g==", + "requires": { + "media-typer": "0.3.0", + "mime-types": "~2.1.24" + } + }, "typedarray-to-buffer": { "version": "3.1.5", "resolved": "https://registry.npmjs.org/typedarray-to-buffer/-/typedarray-to-buffer-3.1.5.tgz", @@ -1180,6 +1513,11 @@ "crypto-random-string": "^2.0.0" } }, + "unpipe": { + "version": "1.0.0", + "resolved": "https://registry.npmjs.org/unpipe/-/unpipe-1.0.0.tgz", + "integrity": "sha1-sr9O6FFKrmFltIF4KdIbLvSZBOw=" + }, "update-notifier": { "version": "4.1.3", "resolved": "https://registry.npmjs.org/update-notifier/-/update-notifier-4.1.3.tgz", @@ -1218,6 +1556,16 @@ "node-gyp-build": "^4.2.0" } }, + "utils-merge": { + "version": "1.0.1", + "resolved": "https://registry.npmjs.org/utils-merge/-/utils-merge-1.0.1.tgz", + "integrity": "sha1-n5VxD1CiZ5R7LMwSR0HBAoQn5xM=" + }, + "vary": { + "version": "1.1.2", + "resolved": "https://registry.npmjs.org/vary/-/vary-1.1.2.tgz", + "integrity": "sha1-IpnwLG3tMNSllhsLn3RSShj2NPw=" + }, "websocket": { "version": "1.0.33", "resolved": "https://registry.npmjs.org/websocket/-/websocket-1.0.33.tgz", diff --git a/service/package.json b/service/package.json index 77fc684..02e27df 100644 --- a/service/package.json +++ b/service/package.json @@ -20,6 +20,7 @@ "homepage": "https://git.platypush.tech/platypush/platypush-app", "dependencies": { "bonjour": "^3.5.0", + "express": "^4.17.1", "websocket": "^1.0.33" }, "devDependencies": { diff --git a/service/server.js b/service/server.js index 7f7e883..06498e1 100644 --- a/service/server.js +++ b/service/server.js @@ -1,62 +1,86 @@ -const WebSocketServer = require('websocket').server +const websocket = require('websocket').server const http = require('http') +const express = require('express') +const path = require('path') const bonjour = require('bonjour')() -const sockets = new Set() -const services = {} +const app = express(), + bodyParser = require('body-parser'), + wsPort = 3080, + httpPort = 18080, + sockets = new Set(), + services = {} +// Initialize HTTP websocket transport const server = http.createServer(function(request, response) { - console.log((new Date()) + ' Received request for ' + request.url) + console.log(`[${(new Date())}] Received request for ${request.url}`) response.writeHead(404) response.end() }) -server.listen(3080, '127.0.0.1', () => { - console.log((new Date()) + ' Server is listening on port 3080') +server.listen(wsPort, '127.0.0.1', () => { + console.log(`[${(new Date())}] Websocket transport listening on port ${wsPort}`) }) -wsServer = new WebSocketServer({ +// Initialize Express web service +app.use(bodyParser.json()) +app.use(express.static(path.join(__dirname, '../webapp/dist'))) + +app.get('/', (req,res) => { + res.sendFile(path.join(__dirname, '../webapp/dist/index.html')) +}) + +app.listen(httpPort, () => { + console.log(`Web server listening on port ${httpPort}`) +}) + +// Initialize websocket service +wsServer = new websocket({ httpServer: server, autoAcceptConnections: false, }) -function originIsAllowed() { +function requestAllowed(request) { + if (request.resource !== '/services') { + console.log(`Unknown web socket resource: ${request.resource}`) + return false + } + + if (request.remoteAddress !== '127.0.0.1' && request.remoteAddress !== '::1') { + console.log('Websocket requests are only allowed from localhost') + return false + } + return true } wsServer.on('request', (request) => { - if (!originIsAllowed(request.origin)) { - request.reject() - console.log((new Date()) + ' Connection from origin ' + request.origin + ' rejected.') + if (!requestAllowed(request)) return - } const connection = request.accept('', request.origin) - sockets.add(connection) + console.log(`[${(new Date())}] Connection accepted.`) + sockets.add(connection) sendServiceInfo(connection) - console.log((new Date()) + ' Connection accepted.') connection.on('message', function(message) { if (message.type === 'utf8') { - console.log('Received Message: ' + message.utf8Data) - - if (message.utf8Data === 'sync') + if (message.utf8Data === 'sync') { + console.log('Received sync request') sendServiceInfo(connection) + } else { + console.log(`Unsupported command: ${message.utf8Data}`) + } } }) connection.on('close', function() { - console.log((new Date()) + ' Peer ' + connection.remoteAddress + ' disconnected.') + console.log(`[${(new Date())}] Peer ${connection.remoteAddress} disconnected.`) }) }) -function sendServiceInfo(sock, service) { - const srvs = service ? [service] : Object.values(services) - for (const srv of srvs) - sock.sendUTF(JSON.stringify(srv)) -} - +// Initialize the Zeroconf/Bonjour service function discoverServices() { bonjour.find({type: 'platypush-http'}, (service) => { services[service.name] = service @@ -66,4 +90,12 @@ function discoverServices() { }) } +function sendServiceInfo(sock, service) { + const srvs = service ? [service] : Object.values(services) + for (const srv of srvs) + sock.sendUTF(JSON.stringify(srv)) +} + discoverServices() +setInterval(discoverServices, 10000) + diff --git a/webapp/src/components/Hosts.vue b/webapp/src/components/Hosts.vue index 4927f42..ad64e94 100644 --- a/webapp/src/components/Hosts.vue +++ b/webapp/src/components/Hosts.vue @@ -16,7 +16,7 @@ export default { data() { return { ws: null, - wsUrl: 'ws://localhost:3080/', + wsUrl: 'ws://localhost:3080/services', services: {}, connRetrySeconds: 10, connRetryInterval: null,