warning/errors on invalid ports config

src/webserver.js

@@ -33,6 +33,21 @@ if(nconf.get('ssl')) {
 (function (app) {
 	var	port = nconf.get('port');
 
+	if (Array.isArray(port)) {
+		if (!port.length) {
+			winston.error('[startup] empty ports array in config.json');
+			process.exit();
+		}
+
+		winston.warn('[startup] If you want to start nodebb on multiple ports please use loader.js');
+		winston.warn('[startup] Defaulting to first port in array, ' + port[0]);
+		port = port[0];
+		if (!port) {
+			winston.error('[startup] Invalid port, exiting');
+			process.exit();
+		}
+	}
+
 	module.exports.init = function() {
 		var skipJS, skipLess, fromFile = nconf.get('from-file') || '';
 
@@ -164,6 +179,10 @@ if(nconf.get('ssl')) {
 	};
 
 	module.exports.testSocket = function(socketPath, callback) {
+		if (typeof socketPath !== 'string') {
+			return callback(new Error('invalid socket path : ' + socketPath));
+		}
+
 		async.series([
 			function(next) {
 				fs.exists(socketPath, function(exists) {