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index.js
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var express = require('express'),
http = require('http'),
path = require('path'),
bodyParser = require('body-parser'),
methodOverride = require('method-override'),
logger = require('morgan'),
fs = require('fs'),
url = require('url');
var app = express();
var NumberBlackBox = require('./src/NumberBlackBox.js');
var app_port_number = process.env.PORT || 3000;
app.set('port', app_port_number);
app.use(bodyParser.json());
app.use(logger('dev'));
app.use(methodOverride());
app.get('/images/*', function(req, res) { // serve image files
var request = url.parse(req.url, true);
var action = request.pathname;
var img = fs.readFileSync('.'+request.pathname);
res.writeHead(200, {'Content-Type': 'image/gif' });
res.end(img, 'binary');
});
app.all('*', function(req, res) { // serve all other requests
var vcap_app=process.env.VCAP_APPLICATION || '{ "application_name":"","application_version":"","application_uris":""}';
var app_obj = JSON.parse(vcap_app)
var icon_name = "Green-station.png";
//
// uncomment me
//var icon_name = "Blue-station.png";
res.writeHead(200, {"Content-Type": "text/html; charset=UTF-8"});
res.write("<html><body style='font-family: Arial'><img align='left' src='./images/Blue-Green-icon.png'>");
res.write("<h1><br><br><br> Blue-Green deployments</h1><hr>");
res.write("<p><img src='./images/"+icon_name+"'></p>");
res.write("<hr>");
res.write("<p><b>Application name:</b> "+ app_obj.application_name+"</p>");
res.write("<p><b>Application version:</b> "+ app_obj.application_version+"</p>");
res.write("<p><b>Application URIs:</b> "+ app_obj.application_uris+"</p>");
res.write("<hr><p><b>VCAP_APPLICATION:</b> "+ JSON.stringify(app_obj,null,'\t')+"</p>");
res.write("<hr><p>Current time: "+new Date().toString()+"</p><hr/>");
res.write("</body></html>");
res.end("\n");
});
var server = http.createServer(app);
var boot = function () {
server.listen(app.get('port'), function(){
console.info('Blue-Green-App-Test listening on port ' + app.get('port'));
});
}
var shutdown = function() {
server.close();
}
if (require.main === module) {
boot();
} else {
console.info('Running app as a module')
exports.boot = boot;
exports.shutdown = shutdown;
exports.port = app.get('port');
}