post-processor/vagrant: provider-specific config works

post-processor/vagrant/post-processor.go

@@ -41,13 +41,12 @@ func (p *PostProcessor) Configure(raw interface{}) error {
 		return fmt.Errorf("output invalid template: %s", err)
 	}
 
-	/*
-		TODO(mitchellh): We need a way to get the keys...
-		mapConfig, ok := raw.(map[string]interface{})
-		if !ok {
-			panic("Raw configuration not a map")
+	var mapConfig map[string]interface{}
+	if err := mapstructure.Decode(raw, &mapConfig); err != nil {
+		return err
 	}
 
+	p.premade = make(map[string]packer.PostProcessor)
 	errors := make([]error, 0)
 	for k, raw := range mapConfig {
 		pp := keyToPostProcessor(k)
@@ -65,7 +64,6 @@ func (p *PostProcessor) Configure(raw interface{}) error {
 	if len(errors) > 0 {
 		return &packer.MultiError{errors}
 	}
-	*/
 
 	return nil
 }

post-processor/vagrant/post-processor_test.go

@@ -35,3 +35,15 @@ func TestBuilderPrepare_OutputPath(t *testing.T) {
 		t.Fatal("should have error")
 	}
 }
+
+func TestBuilderPrepare_PPConfig(t *testing.T) {
+	var p PostProcessor
+
+	// Default
+	c := testConfig()
+	c["aws"] = map[string]interface{}{}
+	err := p.Configure(c)
+	if err != nil {
+		t.Fatalf("err: %s", err)
+	}
+}