Gracefully shutdown auth apps.

lib/roles/auth/mock.js

@@ -1,15 +1,25 @@
+var http = require('http')
+
 var express = require('express')
 var validator = require('express-validator')
+var Promise = require('bluebird')
 
 var logger = require('../../util/logger')
 var requtil = require('../../util/requtil')
 var jwtutil = require('../../util/jwtutil')
 var pathutil = require('../../util/pathutil')
 var urlutil = require('../../util/urlutil')
+var lifecycle = require('../../util/lifecycle')
 
 module.exports = function(options) {
   var log = logger.createLogger('auth-mock')
     , app = express()
+    , server = Promise.promisifyAll(http.createServer(app))
+
+  lifecycle.observe(function() {
+    log.info('Waiting for client connections to end')
+    return server.closeAsync()
+  })
 
   app.set('view engine', 'jade')
   app.set('views', pathutil.resource('auth-mock/views'))
@@ -101,6 +111,6 @@ module.exports = function(options) {
     }
   })
 
-  app.listen(options.port)
+  server.listen(options.port)
   log.info('Listening on port %d', options.port)
 }