mirror of
https://github.com/DJ2LS/FreeDATA
synced 2024-05-14 08:04:33 +00:00
161 lines
No EOL
3.8 KiB
JavaScript
161 lines
No EOL
3.8 KiB
JavaScript
var net = require('net');
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var config = require('./config.json');
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var daemon = new net.Socket();
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var msg = ''; // Current message, per connection.
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const {
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ipcRenderer
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} = require('electron');
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setTimeout(connectDAEMON, 500)
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function connectDAEMON() {
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console.log('connecting to DAEMON...')
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//clear message buffer after reconnecting or inital connection
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msg = '';
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daemon.connect(config.daemon_port, config.daemon_host)
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//client.setTimeout(5000);
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}
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daemon.on('connect', function(data) {
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console.log('DAEMON connection established')
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})
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daemon.on('error', function(data) {
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console.log('DAEMON connection error');
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setTimeout(connectDAEMON, 2000)
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});
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/*
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client.on('close', function(data) {
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console.log(' TNC connection closed');
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setTimeout(connectTNC, 2000)
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});
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*/
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daemon.on('end', function(data) {
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console.log('DAEMON connection ended');
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setTimeout(connectDAEMON, 2000)
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});
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//exports.writeCommand = function(command){
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writeDaemonCommand = function(command) {
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// we use the writingCommand function to update our TCPIP state because we are calling this function a lot
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// if socket openend, we are able to run commands
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if (daemon.readyState == 'open') {
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//uiMain.setDAEMONconnection('open')
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daemon.write(command + '\n');
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}
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if (daemon.readyState == 'closed') {
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//uiMain.setDAEMONconnection('closed')
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}
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if (daemon.readyState == 'opening') {
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//uiMain.setDAEMONconnection('opening')
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}
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let Data = {
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daemon_connection: daemon.readyState,
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};
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ipcRenderer.send('request-update-daemon-connection', Data);
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}
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// "https://stackoverflow.com/questions/9070700/nodejs-net-createserver-large-amount-of-data-coming-in"
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daemon.on('data', function(data) {
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data = data.toString('utf8'); /* convert data to string */
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msg += data.toString('utf8'); /*append data to buffer so we can stick long data together */
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/* check if we reached an EOF, if true, clear buffer and parse JSON data */
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if (data.endsWith('}')) {
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/*console.log(msg)*/
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try {
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/*console.log(msg)*/
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data = JSON.parse(msg)
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} catch (e) {
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console.log(e); /* "SyntaxError */
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}
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msg = '';
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/*console.log("EOF detected!")*/
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if (data['COMMAND'] == 'DAEMON_STATE') {
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let Data = {
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input_devices: data['INPUT_DEVICES'],
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output_devices: data['OUTPUT_DEVICES'],
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tnc_running_state: data['DAEMON_STATE'][0]['STATUS'],
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ram_usage: data['RAM'],
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cpu_usage: data['CPU'],
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version: data['VERSION'],
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};
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ipcRenderer.send('request-update-daemon-state', Data);
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}
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////// check if EOF ...
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}
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});
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function hexToBytes(hex) {
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for (var bytes = [], c = 0; c < hex.length; c += 2)
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bytes.push(parseInt(hex.substr(c, 2), 16));
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return bytes;
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}
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exports.getDaemonState = function() {
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//function getDaemonState(){
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command = '{"type" : "GET", "command": "DAEMON_STATE"}'
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writeDaemonCommand(command)
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}
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// START TNC
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// ` `== multi line string
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exports.startTNC = function(rx_audio, tx_audio, deviceid, deviceport, ptt, serialspeed) {
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var json_command = JSON.stringify({
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type: 'SET',
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command: 'STARTTNC',
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parameter: [{
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rx_audio: rx_audio,
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tx_audio: tx_audio,
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deviceid: deviceid,
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deviceport: deviceport,
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ptt: ptt,
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serialspeed: serialspeed
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}]
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})
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//console.log(json_command)
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writeDaemonCommand(json_command)
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}
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// STOP TNC
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exports.stopTNC = function() {
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command = '{"type" : "SET", "command": "STOPTNC" , "parameter": "---" }'
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writeDaemonCommand(command)
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} |