Adding dev_bid and default_bid which have millisecond resolution. Fixes Issue#1254 and Issue#1255

bin/browserid

@@ -135,7 +135,7 @@ app.use(function(req, resp, next) {
 
 var static_root = path.join(__dirname, "..", "resources", "static");
 
-app.use(cachify.setup(assets(config.get('supported_languages')), 
+app.use(cachify.setup(assets(config.get('supported_languages')),
         {
           prefix: 'v',
           production: config.get('use_minified_resources'),

config/local.json

@@ -8,7 +8,7 @@
   "database": {
     "driver": "json"
   },
-  "express_log_format": "dev",
+  "express_log_format": "dev_bid",
   "email_to_console": true
 }
 

config/production.json

@@ -33,7 +33,7 @@
   "debug_lang": "it-CH",
   // locale directory should be overridden
   "locale_directory": "/home/app/code/locale",
-  "express_log_format": "default",
+  "express_log_format": "default_bid",
   "email_to_console": false,
   // var path should be overridded
   // "var_path": "xxx",

lib/configuration.js

@@ -22,6 +22,9 @@ fs = require('fs'),
 convict = require('convict'),
 cjson = require('cjson');
 
+// Side effect - Adds default_bid and dev_bid to express.logger formats
+require('./custom_logger');
+
 // verify the proper version of node.js is in use
 try {
   var required = 'unknown';
@@ -154,7 +157,7 @@ var conf = module.exports = convict({
   debug_lang: 'string = "it-CH"',
   supported_languages: 'array { string }* = [ "en-US" ]',
   locale_directory: 'string = "locale"',
-  express_log_format: 'string [ "default", "dev" ] = "default"',
+  express_log_format: 'string [ "default_bid", "dev_bid", "default", "dev", "short", "tiny" ] = "default"',
   keysigner_url: {
     format: 'string?',
     env: 'KEYSIGNER_URL'

lib/custom_logger.js

+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+/**
+ * Enhances connect logger middleware - custom formats. See lib/configuration for usage.
+ *
+ * Note: No exports, ya I feel dirty too.
+ */
+var logger = require('express').logger;
+
+logger.format('default_bid',
+    ':remote-addr - - :date-millis ":method :url HTTP/:http-version" :status :res[content-length] ":referrer" ":user-agent"');
+
+logger.format('dev_bid', ':date-millis :method :url :status :response-time ms');
+
+logger.token('date-millis', function (req) {
+  var d = req._startTime,
+      t = '' + d.getTime();
+  return '[' + d.toUTCString() + ']@' + t.slice(-4);
+});
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