+ Adding commandline parameter parser for specifying wss-hmac and api-hmac

The respective flags are -w|--wss-hmac and -H|--hmac
Default values are wss-hmac.secre hmac.secrett respectively

rtc-server/auth.js

@@ -4,8 +4,13 @@ const IncomingMessage = require('http').IncomingMessage
 const url = require('url')
 const query = require('querystring')
 
-const SERVER_HMAC = fs.readFileSync('wss-hmac.secret')
+const SERVER_HMAC = (process.env['WSS_HMAC']) 
-const USER_HMAC = fs.readFileSync('hmac.secret')
+	? fs.readFileSync(process.env['WSS_HMAC'])
+	: fs.readFileSync('./wss-hmac.secret')
+
+const USER_HMAC = (process.env['HMAC'])
+	? fs.readFileSync(process.env['HMAC'])
+	: fs.readFileSync('./hmac.secret')
 
 
 exports.verify = function(token) {

rtc-server/cmdline.js

@@ -0,0 +1,19 @@
+const argparse = require('argparse')
+
+// Command line parsing first
+const parser = new argparse.ArgumentParser({
+	description: 'RTC Server Component for freechat'
+})
+parser.add_argument('-w', '--wss-hmac', { help: 'Set the path for the websocket hmac'})
+parser.add_argument('-H', '--hmac', { help: 'Set the path for the API-server hmac'})
+const args = parser.parse_args()
+
+// hmac paths are set/overridden through the commandline parameters
+console.log(args)
+if(args['wss_hmac'] != undefined) {
+	process.env['WSS_HMAC'] = args['wss_hmac']
+}
+if(args['hmac'] != undefined) {
+	process.env['HMAC'] = args['hmac']
+}
+

rtc-server/main.js

@@ -1,4 +1,5 @@
 const ws = require('ws')
+const _ = require('./cmdline.js') // initializing the command line params first
 const auth = require('./auth.js')
 
 const server = new ws.Server({ 

rtc-server/package.json

@@ -5,7 +5,7 @@
   "main": "main.js",
   "scripts": {
     "start": "node main.js",
-    "test": "echo \"Error: no test specified\" && exit 1"
+    "autotest": "node main.js -H ../hmac.secret -w ../wss-hmac.secret"
   },
   "repository": {
     "type": "git",