BlueMix Session-Cache sample code

gistfile1.js

// parse BlueMix  configuration from environment variables, if present
var services = process.env.VCAP_SERVICES,
 url = require('url'),
 http = require('http'),
 credentials = null;
 
// load BlueMix credentials from environment
if(typeof services != 'undefined') {
  services = JSON.parse(services);
  console.log(services);
  credentials = services['SessionCache-1.0'][0].credentials;
  credentials.parsed = url.parse(credentials.restResource);
  console.log(credentials);
}


var getHeaders = function() {
  var retval = {
      "Content-Type": "application/json",
      "Authorization": 'Basic ' + new Buffer(credentials.username + ':' + credentials.password).toString('base64')
    };
  return retval;
};

var put =  function(key, value, callback) {
  if(credentials == null) {
    return callback(true,null);
  }
  var options = {
    hostname: credentials.parsed.hostname,
    port: 80,
    path: credentials.parsed.pathname+ "/" + credentials.gridName + "/" + encodeURIComponent(key),
    method: 'POST',
    headers: getHeaders(),
    rejectUnauthorized: false,    
    agent: false
  };
  console.log("POST REQUEST",options);
  var req = http.request(options, function(res) {
    res.setEncoding('utf8');
    res.on('data', function (chunk) {
      console.log("POST reply",chunk);
    });
    res.on('error',function(c) {
  	  console.log('post error: '+c);
    });
    res.on('end',function() {
        console.log('post status '+res.statusCode);
        console.log(res);
        callback(null,null);
    });
  });
  req.write(JSON.stringify(value));
  req.end();
};

var get = function(key, callback) {
  if(credentials == null) {
    return callback(true,null);
  }
  var options = {
    hostname: credentials.parsed.hostname,
    port: 80,
    path: credentials.parsed.pathname+ "/" + credentials.gridName + "/" + encodeURIComponent(key),
    method: 'GET',
    rejectUnauthorized: false,    
    agent: false
  };
  console.log("GET REQUEST",options);
  var req = http.request(options, function(res) {
    var result = "";
    res.on('data', function (chunk) {
      result += chunk;
    });
    res.on('error',function(c) {
  	  console.log('get error: '+c);
    });
    res.on('end',function() {
      if (res.statusCode == 200) {
        console.log("STATUS CODE 200!",result)
        callback(null, JSON.parse(result));        
      }
      else {
        callback(true, null); //error case        
      }
    });
  });
};

put("test",{a:1,b:"bob",c:true}, function(err,data) {
  console.log(err,data);
  get("test", function(err, data) {
    console.log(err,data);
  })
});