requires and recognizes clauses for services now receives a block so that the declared parameters are applied to their Real implementation.

lib/fog/aws/cdn.rb

@@ -2,8 +2,8 @@ module Fog
   module AWS
     class CDN < Fog::Service
 
-      requires :aws_access_key_id, :aws_secret_access_key
+      requires :aws_access_key_id, :aws_secret_access_key, &inject_parameter_specs
-      recognizes :host, :path, :port, :scheme, :version, :persistent
+      recognizes :host, :path, :port, :scheme, :version, :persistent, &inject_parameter_specs
 
       model_path 'fog/aws/models/cdn'
 

lib/fog/aws/compute.rb

@@ -2,8 +2,8 @@ module Fog
   module AWS
     class Compute < Fog::Service
 
-      requires :aws_access_key_id, :aws_secret_access_key
+      requires :aws_access_key_id, :aws_secret_access_key, &inject_parameter_specs
-      recognizes :endpoint, :region, :host, :path, :port, :scheme, :persistent
+      recognizes :endpoint, :region, :host, :path, :port, :scheme, :persistent, &inject_parameter_specs
 
       model_path 'fog/aws/models/compute'
       model       :address

lib/fog/aws/elb.rb

@@ -2,8 +2,8 @@ module Fog
   module AWS
     class ELB < Fog::Service
 
-      requires :aws_access_key_id, :aws_secret_access_key
+      requires :aws_access_key_id, :aws_secret_access_key, &inject_parameter_specs
-      recognizes :region, :host, :path, :port, :scheme, :persistent
+      recognizes :region, :host, :path, :port, :scheme, :persistent, &inject_parameter_specs
 
       request_path 'fog/aws/requests/elb'
       request :create_load_balancer

lib/fog/aws/iam.rb

@@ -2,8 +2,8 @@ module Fog
   module AWS
     class IAM < Fog::Service
 
-      requires :aws_access_key_id, :aws_secret_access_key
+      requires :aws_access_key_id, :aws_secret_access_key, &inject_parameter_specs
-      recognizes :host, :path, :port, :scheme, :persistent
+      recognizes :host, :path, :port, :scheme, :persistent, &inject_parameter_specs
 
       request_path 'fog/aws/requests/iam'
       request :add_user_to_group

lib/fog/aws/simpledb.rb

@@ -2,8 +2,8 @@ module Fog
   module AWS
     class SimpleDB < Fog::Service
 
-      requires :aws_access_key_id, :aws_secret_access_key
+      requires :aws_access_key_id, :aws_secret_access_key, &inject_parameter_specs
-      recognizes :host, :nil_string, :path, :port, :scheme, :persistent
+      recognizes :host, :nil_string, :path, :port, :scheme, :persistent, &inject_parameter_specs
       
       request_path 'fog/aws/requests/simpledb'
       request :batch_put_attributes

lib/fog/aws/storage.rb

@@ -2,8 +2,8 @@ module Fog
   module AWS
     class Storage < Fog::Service
 
-      requires :aws_access_key_id, :aws_secret_access_key
+      requires :aws_access_key_id, :aws_secret_access_key, &inject_parameter_specs
-      recognizes :endpoint, :region, :host, :path, :port, :scheme, :persistent
+      recognizes :endpoint, :region, :host, :path, :port, :scheme, :persistent, &inject_parameter_specs
       
       model_path 'fog/aws/models/storage'
       collection  :directories

lib/fog/bluebox/compute.rb

@@ -2,8 +2,8 @@ module Fog
   module Bluebox
     class Compute < Fog::Service
 
-      requires :bluebox_api_key, :bluebox_customer_id
+      requires :bluebox_api_key, :bluebox_customer_id, &inject_parameter_specs
-      recognizes :bluebox_host, :bluebox_port, :bluebox_scheme, :persistent
+      recognizes :bluebox_host, :bluebox_port, :bluebox_scheme, :persistent, &inject_parameter_specs
 
       model_path 'fog/bluebox/models/compute'
       model       :flavor

lib/fog/brightbox/compute.rb

@@ -4,8 +4,8 @@ module Fog
 
       API_URL = "https://api.gb1.brightbox.com/"
 
-      requires :brightbox_client_id, :brightbox_secret
+      requires :brightbox_client_id, :brightbox_secret, &inject_parameter_specs
-      recognizes :brightbox_auth_url, :brightbox_api_url
+      recognizes :brightbox_auth_url, :brightbox_api_url, &inject_parameter_specs
 
       model_path 'fog/brightbox/models/compute'
       model :account # Singular resource, no collection

lib/fog/go_grid/compute.rb

@@ -2,8 +2,8 @@ module Fog
   module GoGrid
     class Compute < Fog::Service
 
-      requires :go_grid_api_key, :go_grid_shared_secret
+      requires :go_grid_api_key, :go_grid_shared_secret, &inject_parameter_specs
-      recognizes :host, :path, :port, :scheme, :persistent
+      recognizes :host, :path, :port, :scheme, :persistent, &inject_parameter_specs
 
       model_path 'fog/go_grid/models/compute'
       model         :image

lib/fog/google/storage.rb

@@ -2,8 +2,8 @@ module Fog
   module Google
     class Storage < Fog::Service
 
-      requires :google_storage_access_key_id, :google_storage_secret_access_key
+      requires :google_storage_access_key_id, :google_storage_secret_access_key, &inject_parameter_specs
-      recognizes :host, :port, :scheme, :persistent
+      recognizes :host, :port, :scheme, :persistent, &inject_parameter_specs
 
       model_path 'fog/google/models/storage'
       collection  :directories

lib/fog/linode/compute.rb

@@ -2,8 +2,8 @@ module Fog
   module Linode
     class Compute < Fog::Service
 
-      requires :linode_api_key
+      requires :linode_api_key, &inject_parameter_specs
-      recognizes :port, :scheme, :persistent
+      recognizes :port, :scheme, :persistent, &inject_parameter_specs
 
       model_path 'fog/linode/models/compute'
 

lib/fog/local/storage.rb

@@ -2,7 +2,7 @@ module Fog
   module Local
     class Storage < Fog::Service
 
-      requires :local_root
+      requires :local_root, &inject_parameter_specs
 
       model_path 'fog/local/models/storage'
       collection  :directories

lib/fog/new_servers/compute.rb

@@ -4,8 +4,8 @@ module Fog
   module NewServers
     class Compute < Fog::Service
 
-      requires :new_servers_password, :new_servers_username
+      requires :new_servers_password, :new_servers_username, &inject_parameter_specs
-      recognizes :host, :port, :scheme, :persistent
+      recognizes :host, :port, :scheme, :persistent, &inject_parameter_specs
 
       model_path 'fog/new_servers/models/compute'
 

lib/fog/rackspace.rb

@@ -1,7 +1,6 @@
 module Fog
   module Rackspace
     
-    include NamedParameters
     extend Fog::Provider
 
     service_path 'fog/rackspace'
@@ -11,11 +10,6 @@ module Fog
     service 'servers'
     service 'storage'
 
-    # NOTE: might be better to rely on the caller alone to enforce parameter 
-    # requirements...
-    has_named_parameters :'self.authenticate', 
-      :required => [ :rackspace_api_key, :rackspace_username ],
-      :optional => [ :rackspace_auth_url ]
     def self.authenticate(options)
       rackspace_auth_url = options[:rackspace_auth_url] || "auth.api.rackspacecloud.com"
       connection = Fog::Connection.new("https://" + rackspace_auth_url)

lib/fog/rackspace/cdn.rb

@@ -2,10 +2,8 @@ module Fog
   module Rackspace
     class CDN < Fog::Service
 
-      requires :rackspace_api_key, :rackspace_username
+      requires :rackspace_api_key, :rackspace_username, &inject_parameter_specs
-      # NOTE: recognizes clause delegates to Fog::Rackspace.authenticate's so 
+      recognizes :rackspace_auth_url, :persistent, &inject_parameter_specs
-      #       we also declare those parameters that the authenticate expects...
-      recognizes :rackspace_auth_url, :persistent
 
       model_path 'fog/rackspace/models/cdn'
 

lib/fog/rackspace/compute.rb

@@ -2,10 +2,8 @@ module Fog
   module Rackspace
     class Compute < Fog::Service
 
-      requires :rackspace_api_key, :rackspace_username
+      requires :rackspace_api_key, :rackspace_username, &inject_parameter_specs
-      # NOTE: recognizes clause delegates to Fog::Rackspace.authenticate's so 
+      recognizes :rackspace_auth_url, :persistent, &inject_parameter_specs
-      #       we also declare those parameters that the authenticate expects...
-      recognizes :rackspace_auth_url, :persistent
 
       model_path 'fog/rackspace/models/compute'
       model       :flavor

lib/fog/rackspace/storage.rb

@@ -2,10 +2,8 @@ module Fog
   module Rackspace
     class Storage < Fog::Service
 
-      requires :rackspace_api_key, :rackspace_username
+      requires :rackspace_api_key, :rackspace_username, &inject_parameter_specs
-      # NOTE: recognizes clause delegates to Fog::Rackspace.authenticate's so 
+      recognizes :rackspace_auth_url, :persistent, &inject_parameter_specs
-      #       we also declare those parameters that the authenticate expects...
-      recognizes :rackspace_auth_url, :persistent
 
       model_path 'fog/rackspace/models/storage'
       model       :directory

lib/fog/slicehost/compute.rb

@@ -2,8 +2,8 @@ module Fog
   module Slicehost
     class Compute < Fog::Service
 
-      requires :slicehost_password
+      requires :slicehost_password, &inject_parameter_specs
-      recognizes :host, :port, :scheme, :persistent
+      recognizes :host, :port, :scheme, :persistent, &inject_parameter_specs
 
       model_path 'fog/slicehost/models/compute'
       model       :flavor

lib/fog/terremark/ecloud.rb

@@ -32,6 +32,8 @@ module Fog
       end
 
       class Real
+        # NOTE: When this vbecomes a service, take care to pass the &inject_parameter_specs 
+        # block on call to requires and recognizes        
         requires :terremark_ecloud_password, :terremark_ecloud_username
         recognizes :host, :path, :port, :scheme, :persistent
         

lib/fog/vcloud.rb

@@ -19,8 +19,8 @@ end
 module Fog
   class Vcloud < Fog::Service
 
-    requires :username, :password, :module, :versions_uri
+    requires :username, :password, :module, :versions_uri, &inject_parameter_specs
-    recognizes :version, :persistent
+    recognizes :version, :persistent, &inject_parameter_specs
 
     model_path 'fog/vcloud/models'
     model :vdc