providers/aws: launch configuration validation

builtin/providers/aws/resource_aws_launch_configuration.go

@@ -5,6 +5,7 @@ import (
 	"log"
 
 	"github.com/hashicorp/terraform/flatmap"
+	"github.com/hashicorp/terraform/helper/config"
 	"github.com/hashicorp/terraform/helper/diff"
 	"github.com/hashicorp/terraform/terraform"
 	"github.com/mitchellh/goamz/autoscaling"
@@ -188,3 +189,17 @@ func resource_aws_launch_configuration_retrieve(id string, autoscalingconn *auto
 
 	return &l, nil
 }
+
+func resource_aws_launch_configuration_validation() *config.Validator {
+	return &config.Validator{
+		Required: []string{
+			"name",
+			"image_id",
+			"instance_type",
+		},
+		Optional: []string{
+			"key_name",
+			"security_groups.*",
+		},
+	}
+}

builtin/providers/aws/resources.go

@@ -54,6 +54,7 @@ func init() {
 			},
 
 			"aws_launch_configuration": resource.Resource{
+				ConfigValidator: resource_aws_launch_configuration_validation(),
 				Create:          resource_aws_launch_configuration_create,
 				Destroy:         resource_aws_launch_configuration_destroy,
 				Diff:            resource_aws_launch_configuration_diff,