Merge pull request #229 from Overdrivr/implement-debug-strings

Implement debug strings

lib/storage-handler.js

@@ -11,6 +11,7 @@ var IncomingForm = require('formidable');
 var StringDecoder = require('string_decoder').StringDecoder;
 var path = require('path');
 var uuid = require('uuid');
+var debug = require('debug')('loopback:storage:handler');
 
 var defaultOptions = {
   maxFileSize: 10 * 1024 * 1024, // 10 MB
@@ -37,6 +38,7 @@ exports.upload = function(provider, req, res, options, cb) {
 
   var form = new IncomingForm(options);
   var container = options.container || req.params.container;
+  debug('Uploading to container with options %o', options);
   var fields = {};
   var files = {};
   form.handlePart = function(part) {

lib/storage-service.js

@@ -8,6 +8,7 @@ var factory = require('./factory');
 var handler = require('./storage-handler');
 
 var storage = require('pkgcloud').storage;
+var debug = require('debug')('loopback:storage:service');
 
 module.exports = StorageService;
 
@@ -93,6 +94,7 @@ StorageService.prototype.createContainer = function(options, cb) {
     var Container = factory.getProvider(this.provider).storage.Container;
     options = new Container(this.client, options);
   }
+  debug('Creating container with options %o', options);
   return this.client.createContainer(options, function(err, container) {
     return cb(err, map(container));
   });
@@ -145,7 +147,7 @@ StorageService.prototype.uploadStream = function(container, file, options) {
   if (file) {
     options.remote = file;
   }
-
+  debug('Obtaining upload stream for file %s and options %o', file, options);
   return this.client.upload(options);
 };
 
@@ -169,7 +171,7 @@ StorageService.prototype.downloadStream = function(container, file, options) {
   if (file) {
     options.remote = file;
   }
-
+  debug('Obtaining download stream for file %s and options %o', file, options);
   return this.client.download(options);
 };
 
@@ -232,6 +234,7 @@ StorageService.prototype.removeFile = function(container, file, cb) {
  * @param {Function} cb Callback function
  */
 StorageService.prototype.upload = function(container, req, res, options, cb) {
+  debug('Configuring upload with options %o', options);
   // Test if container is req for backward compatibility
   if (typeof container === 'object' && container.url && container.method) {
     // First argument is req, shift all args
@@ -265,6 +268,7 @@ StorageService.prototype.upload = function(container, req, res, options, cb) {
   if (typeof container === 'string') {
     options.container = container;
   }
+  debug('Upload configured with options %o', options);
   return handler.upload(this.client, req, res, options, cb);
 };
 

package.json

@@ -13,6 +13,7 @@
   },
   "dependencies": {
     "async": "^2.1.5",
+    "debug": "^3.1.0",
     "formidable": "^1.0.16",
     "pkgcloud": "^1.1.0",
     "strong-globalize": "^2.6.2",