add server config

app.js

@@ -4,7 +4,10 @@ var http = require('http'),
 	nodeStatic = require('node-static'),
 	jade = require('jade'),
 	path = require('path'),
-	fs = require('fs');
+	fs = require('fs'),
+	Steppy = require('twostep').Steppy,
+	_ = require('underscore'),
+	reader = require('./lib/reader');
 
 var staticServer = new nodeStatic.Server('./static');
 var server = http.createServer(function(req, res, next) {
@@ -29,17 +32,38 @@ var app = {
 	dataio: dataio
 };
 
-app.config = {};
-app.config.paths = {};
 
-// path to root dir (with projects, builds etc)
+Steppy(
-app.config.paths.data = path.join(process.cwd(), 'data');
+	function() {
-app.config.paths.projects = path.join(app.config.paths.data, 'projects');
+		app.config = {};
-app.config.paths.builds = path.join(app.config.paths.data, 'builds');
+		app.config.paths = {};
-fs.exists(app.config.paths.builds, function(exists) {
-	if (!exists) fs.mkdir(app.config.paths.builds);
-});
 
-require('./resources')(app);
+		// path to root dir (with projects, builds etc)
+		app.config.paths.data = path.join(process.cwd(), 'data');
+		app.config.paths.projects = path.join(app.config.paths.data, 'projects');
+		app.config.paths.builds = path.join(app.config.paths.data, 'builds');
+		var stepCallback = this.slot();
+		fs.exists(app.config.paths.builds, function(isExists) {
+			stepCallback(null, isExists);
+		});
+
+		reader.load(app.config.paths.data, 'config', this.slot());
+	},
+	function(err, isBuildsDirExists, config) {
+		if (!isBuildsDirExists) {
+			fs.mkdir(app.config.paths.builds, this.slot());
+		}
+
+		_(app.config).defaults(config);
+
+		console.log('Server config:', JSON.stringify(app.config.nodes, null, 4));
+
+		require('./resources')(app);
+
+	},
+	function(err) {
+		if (err) throw err;
+	}
+);
 
 app.server.listen(3000);

data/config.json

@@ -0,0 +1,6 @@
+{
+	"nodes": [{
+		"type": "local",
+		"maxExecutorsCount": 1
+	}]
+}

gulpfile.js

@@ -30,7 +30,7 @@ gulp.task('develop', function() {
 	return nodemon({
 		ignore: ['static/**/*.js', 'app/**/*.js', 'node_modules/**'],
 		script: 'app.js',
-		ext: 'js'
+		ext: 'js,json'
 	});
 });
 

resources/projects.js

@@ -27,7 +27,7 @@ module.exports = function(app) {
 	});
 
 	var distributor = new Distributor({
-		nodes: [{type: 'local', maxExecutorsCount: 1}],
+		nodes: app.config.nodes,
 		saveBuild: function(build, callback) {
 			Steppy(
 				function() {