Allow AWS to work in more situations, added a note in the README on its usage

README.md

@@ -186,6 +186,7 @@ The first argument can be either a url or an options object. The only required o
 * `oauth` - Options for OAuth HMAC-SHA1 signing, see documentation above.
 * `strictSSL` - Set to `true` to require that SSL certificates be valid. Note: to use your own certificate authority, you need to specify an agent that was created with that ca as an option.
 * `jar` - Set to `false` if you don't want cookies to be remembered for future use or define your custom cookie jar (see examples section)
+* `aws` - object containing aws signing information, should have the properties `key` and `secret` as well as `bucket` unless you're specifying your bucket as part of the path, or you are making a request that doesn't use a bucket (i.e. GET Services)
 
 
 The callback argument gets 3 arguments. The first is an error when applicable (usually from the http.Client option not the http.ClientRequest object). The second in an http.ClientResponse object. The third is the response body String or Buffer.

main.js

@@ -806,17 +806,26 @@ Request.prototype.aws = function (opts, now) {
   }
   var date = new Date()
   this.setHeader('date', date.toUTCString())
-  this.setHeader('authorization', aws.authorization(
+  var auth =
     { key: opts.key
     , secret: opts.secret
-    , verb: this.method
+    , verb: this.method.toUpperCase()
     , date: date
-    , resource: aws.canonicalizeResource('/' + opts.bucket + this.path)
     , contentType: this.headers['content-type'] || ''
     , md5: this.headers['content-md5'] || ''
     , amazonHeaders: aws.canonicalizeHeaders(this.headers)
     }
-  ))
+  if (opts.bucket && this.path) {
+    auth.resource = '/' + opts.bucket + this.path
+  } else if (opts.bucket && !this.path) {
+    auth.resource = '/' + opts.bucket
+  } else if (!opts.bucket && this.path) {
+    auth.resource = this.path
+  } else if (!opts.bucket && !this.path) {
+    auth.resource = '/'
+  }
+  auth.resource = aws.canonicalizeResource(auth.resource)
+  this.setHeader('authorization', aws.authorization(auth))
 
   return this
 }