added option for config file

src/index.js

@@ -1,21 +1,31 @@
 const log4js = require('log4js');
 const logger = log4js.getLogger();
 const loggerInit = log4js.getLogger("initializer");
+const { Command } = require('commander');
+const program = new Command();
+
 logger.level = 'info';
 loggerInit.level = 'info';
 
+program
+    .name('luminea2mqtt')
+    .version('1.0.0')
+    .option('-c, --config <value>', 'Path to configfile', './config.yaml')
+    .parse(process.argv);
+
 async function main() {
     const mqtt = require("mqtt");
     const YAML = require('yaml')
     const fs = require('fs')
     const Lineplug = require('./lineaplug')
     loggerInit.info("Read configfile")
-    const file = fs.readFileSync('./config.yaml', 'utf8')
+
+    const options = program.opts();
+    loggerInit.info(`User config from ${options.config}`)
+    const file = fs.readFileSync(options.config, 'utf8')
     const config = YAML.parse(file)
 
 
-
-
     const mqttserver = `mqtt://${config.mqtt.host}:${config.mqtt.port}`
     let client = mqtt.connect(mqttserver, {
         // Clean session
@@ -32,7 +42,7 @@ async function main() {
     })
     client.on("reconnect", () => {
         loggerInit.info("reconnecting!")
-      })
+    })
     client.stream.on('error', (err) => {
         loggerInit.error('error', err);
         client.end()
@@ -42,15 +52,15 @@ async function main() {
 
     config.lineaplug.forEach((device) => {
         loggerInit.info(`Setup device ${device.id} Type: Lineplug`)
-        const newdev = new Lineplug(device,client)
+        const newdev = new Lineplug(device, client)
         devices.push(newdev)
 
     })
 
-    
 
-    process.on('SIGINT',() =>{
-        for (let device of devices){
+
+    process.on('SIGINT', () => {
+        for (let device of devices) {
             device.disconnect()
         }
         process.exit(2);