mirror of
https://github.com/KubaPro010/fm-dx-webserver.git
synced 2026-07-29 16:29:19 +02:00
234 lines
8.7 KiB
JavaScript
234 lines
8.7 KiB
JavaScript
const { SerialPort } = require('serialport');
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const tunnel = require('./tunnel');
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const helpers = require('./helpers');
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const dataHandler = require('./datahandler');
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const { logError, logInfo, logWarn } = require('./console');
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const { serverConfig, configExists } = require('./server_config');
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const pluginsApi = require('./plugins_api');
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const { startServer, wss, rdsWss } = require("./web");
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const client = new (require('net')).Socket();
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// Get all plugins from config and find corresponding server files
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const plugins = helpers.findServerFiles(serverConfig.plugins);
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// Start the first plugin after 3 seconds, then the rest with 3 seconds delay
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if (plugins.length > 0) {
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setTimeout(() => {
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helpers.startPluginsWithDelay(plugins, 3000); // Start plugins with 3 seconds interval
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}, 4000); // Initial delay of 4 seconds for the first plugin
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}
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const terminalWidth = require('readline').createInterface({input: process.stdin, output: process.stdout}).output.columns;
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console.log('\x1b[32m' + require('figlet').textSync("FM-DX Webserver"));
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console.log('\x1b[32m\x1b[2mby Noobish @ \x1b[4mFMDX.org + KubaPro010\x1b[0m');
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console.log("v" + require('../package.json').version)
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console.log('\x1b[90m' + '─'.repeat(terminalWidth - 1) + '\x1b[0m');
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require('./plugins');
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let serialport;
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tunnel.download();
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connectToXdrd();
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connectToSerial();
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// Serialport retry code when port is open but communication is lost (additional code in datahandler.js)
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dataHandler.state.isSerialportRetrying = false;
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setInterval(() => {
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if (!dataHandler.state.isSerialportAlive && serverConfig.xdrd.wirelessConnection === false) {
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dataHandler.state.isSerialportAlive = true;
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dataHandler.state.isSerialportRetrying = true;
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if (serialport && serialport.isOpen) {
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logWarn('Communication lost from ' + serverConfig.xdrd.comPort + ', force closing serialport.');
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setTimeout(() => {
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serialport.close((err) => {
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if (err) logError('Error closing serialport: ', err.message);
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});
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}, 1000);
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} else logWarn('Communication lost from ' + serverConfig.xdrd.comPort + '.');
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}
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}, 2000);
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// Serial Connection
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function connectToSerial() {
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if (serverConfig.xdrd.wirelessConnection === true) return;
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serialport = new SerialPort({
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path: serverConfig.xdrd.comPort,
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baudRate: 115200,
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autoOpen: false,
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dtr: false, rts: false
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});
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serialport.open((err) => {
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if (err) {
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logError('Error opening port: ' + err.message);
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setTimeout(() => {
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connectToSerial();
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}, 5000);
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return;
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}
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logInfo('Using serial port: ' + serverConfig.xdrd.comPort);
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dataHandler.state.isSerialportAlive = true;
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pluginsApi.setOutput(serialport);
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setTimeout(() => {
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serialport.write('x\n');
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}, 1000);
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setTimeout(() => {
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serialport.write('Q0\n');
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serialport.write('M0\n');
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serialport.write(`Z${serverConfig.antennaStartup}\n`); // Antenna on startup
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if (serverConfig.defaultFreq && serverConfig.enableDefaultFreq === true) {
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serialport.write('T' + Math.round(serverConfig.defaultFreq * 1000) + '\n');
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dataHandler.initialData.freq = Number(serverConfig.defaultFreq).toFixed(3);
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dataHandler.dataToSend.freq = Number(serverConfig.defaultFreq).toFixed(3);
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} else if (dataHandler.state.lastFrequencyAlive && dataHandler.state.isSerialportRetrying) { // Serialport retry code when port is open but communication is lost
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serialport.write('T' + (dataHandler.state.lastFrequencyAlive * 1000) + '\n');
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} else serialport.write('T87500\n');
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dataHandler.state.isSerialportRetrying = false;
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if (serverConfig.device === 'si47xx') serialport.write('A0\n');
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serialport.write('F-1\n');
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serialport.write('W0\n');
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serverConfig.webserver.rdsMode ? serialport.write('D1\n') : serialport.write('D0\n');
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serialport.write(`G${serverConfig.ceqStartup}${serverConfig.imsStartup}\n`);
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serialport.write(`B${serverConfig.stereoStartup}\n`); // Mono
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serverConfig.audio.startupVolume
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? serialport.write('Y' + (serverConfig.audio.startupVolume * 100).toFixed(0) + '\n')
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: serialport.write('Y100\n');
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}, 6000);
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serialport.on('data', (data) => {
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helpers.resolveDataBuffer(data, wss, rdsWss);
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});
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serialport.on('error', (error) => {
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logError(error.message);
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});
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});
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// Handle port closure
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serialport.on('close', () => {
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pluginsApi.setOutput(null);
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logWarn('Disconnected from ' + serverConfig.xdrd.comPort + '. Attempting to reconnect.');
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setTimeout(() => {
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dataHandler.state.isSerialportRetrying = true;
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connectToSerial();
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}, 5000);
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});
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return serialport;
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}
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// xdrd connection
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let authFlags = {};
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function connectToXdrd() {
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const { xdrd } = serverConfig;
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if (xdrd.wirelessConnection && configExists()) {
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client.connect(xdrd.xdrdPort, xdrd.xdrdIp, () => {
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logInfo('Connection to xdrd established successfully.');
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pluginsApi.setOutput(client);
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authFlags = {
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authMsg: false,
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firstClient: false,
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receivedSalt: '',
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receivedPassword: false,
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messageCount: 0,
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};
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});
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}
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}
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client.on('data', (data) => {
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const { xdrd } = serverConfig;
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helpers.resolveDataBuffer(data, wss, rdsWss);
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if (authFlags.authMsg == true && authFlags.messageCount > 1) return;
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authFlags.messageCount++;
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const receivedData = data.toString();
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const lines = receivedData.split('\n');
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for (const line of lines) {
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if (authFlags.receivedPassword === false) {
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authFlags.receivedSalt = line.trim();
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authFlags.receivedPassword = true;
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helpers.authenticateWithXdrd(client, authFlags.receivedSalt, xdrd.xdrdPassword);
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} else {
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if (line.startsWith('a')) {
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authFlags.authMsg = true;
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logWarn('Authentication with xdrd failed. Is your password set correctly?');
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} else if (line.startsWith('o1,')) authFlags.firstClient = true;
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else if (line.startsWith('T') && line.length <= 7) {
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const freq = line.slice(1) / 1000;
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dataHandler.dataToSend.freq = freq.toFixed(3);
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} else if (line.startsWith('OK')) {
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authFlags.authMsg = true;
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logInfo('Authentication with xdrd successful.');
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} else if (line.startsWith('G')) {
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dataHandler.initialData.eq = line.charAt(1);
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dataHandler.dataToSend.eq = line.charAt(1);
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dataHandler.initialData.ims = line.charAt(2);
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dataHandler.dataToSend.ims = line.charAt(2);
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} else if (line.startsWith('Z')) {
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let modifiedLine = line.slice(1);
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dataHandler.initialData.ant = modifiedLine;
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dataHandler.dataToSend.ant = modifiedLine;
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}
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if (authFlags.authMsg === true && authFlags.firstClient === true) {
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client.write('x\n');
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client.write(serverConfig.defaultFreq && serverConfig.enableDefaultFreq === true ? 'T' + Math.round(serverConfig.defaultFreq * 1000) + '\n' : 'T87500\n');
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dataHandler.initialData.freq = serverConfig.defaultFreq && serverConfig.enableDefaultFreq === true ? Number(serverConfig.defaultFreq).toFixed(3) : (87.5).toFixed(3);
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dataHandler.dataToSend.freq = serverConfig.defaultFreq && serverConfig.enableDefaultFreq === true ? Number(serverConfig.defaultFreq).toFixed(3) : (87.5).toFixed(3);
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if (serverConfig.device === 'si47xx') serialport.write('A0\n');
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client.write(serverConfig.audio.startupVolume ? 'Y' + (serverConfig.audio.startupVolume * 100).toFixed(0) + '\n' : 'Y100\n');
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serverConfig.webserver.rdsMode ? client.write('D1\n') : client.write('D0\n');
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return;
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}
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}
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}
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});
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client.on('close', () => {
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pluginsApi.setOutput(null);
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if(serverConfig.autoShutdown === false) {
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logWarn('Disconnected from xdrd. Attempting to reconnect.');
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setTimeout(function () {
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connectToXdrd();
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}, 2000)
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} else logWarn('Disconnected from xdrd.');
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});
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client.on('error', (err) => {
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switch (true) {
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case err.message.includes("ECONNRESET"):
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logError("Connection to xdrd lost. Reconnecting...");
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break;
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case err.message.includes("ETIMEDOUT"):
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logError("Connection to xdrd @ " + serverConfig.xdrd.xdrdIp + ":" + serverConfig.xdrd.xdrdPort + " timed out.");
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break;
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case err.message.includes("ECONNREFUSED"):
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logError("Connection to xdrd @ " + serverConfig.xdrd.xdrdIp + ":" + serverConfig.xdrd.xdrdPort + " failed. Is xdrd running?");
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break;
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case err.message.includes("EINVAL"):
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logError("Attempts to reconnect are failing repeatedly. Consider checking your settings or restarting xdrd.");
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break;
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default:
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logError("Unhandled error: ", err.message);
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break;
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}
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});
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require('./stream/index');
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startServer(serverConfig.webserver.webserverIp === '0.0.0.0' ? 'localhost' : serverConfig.webserver.webserverIp);
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tunnel.connect();
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require('./fmdx_list').update(); |