provider/aws: Fix crasher in Elastic Beanstalk Configuration with option settings

builtin/providers/aws/resource_aws_elastic_beanstalk_configuration_template.go

@@ -4,7 +4,6 @@ import (
 	"fmt"
 	"log"
 
-	"github.com/hashicorp/terraform/helper/hashcode"
 	"github.com/hashicorp/terraform/helper/schema"
 
 	"github.com/aws/aws-sdk-go/aws"
@@ -38,26 +37,12 @@ func resourceAwsElasticBeanstalkConfigurationTemplate() *schema.Resource {
 				Optional: true,
 				ForceNew: true,
 			},
-			"option_settings": &schema.Schema{
+			"setting": &schema.Schema{
 				Type:     schema.TypeSet,
 				Optional: true,
-				Elem: &schema.Resource{
-					Schema: map[string]*schema.Schema{
-						"namespace": &schema.Schema{
-							Type:     schema.TypeString,
-							Optional: true,
-						},
-						"option_name": &schema.Schema{
-							Type:     schema.TypeString,
-							Optional: true,
-						},
-						"value": &schema.Schema{
-							Type:     schema.TypeString,
-							Optional: true,
-						},
-					},
-				},
-				Set: optionSettingHash,
+				Computed: true,
+				Elem:     resourceAwsElasticBeanstalkOptionSetting(),
+				Set:      optionSettingValueHash,
 			},
 			"solution_stack_name": &schema.Schema{
 				Type:     schema.TypeString,
@@ -225,13 +210,6 @@ func resourceAwsElasticBeanstalkConfigurationTemplateDelete(d *schema.ResourceDa
 	return err
 }
 
-func optionSettingHash(v interface{}) int {
-	rd := v.(*schema.ResourceData)
-	namespace := rd.Get("namespace").(string)
-	optionName := rd.Get("option_name").(string)
-	return hashcode.String(fmt.Sprintf("%s.%s", namespace, optionName))
-}
-
 func gatherOptionSettings(d *schema.ResourceData) []*elasticbeanstalk.ConfigurationOptionSetting {
 	optionSettingsSet, ok := d.Get("option_settings").(*schema.Set)
 	if !ok || optionSettingsSet == nil {

builtin/providers/aws/resource_aws_elastic_beanstalk_configuration_template_test.go

@@ -7,6 +7,7 @@ import (
 	"github.com/aws/aws-sdk-go/aws"
 	"github.com/aws/aws-sdk-go/aws/awserr"
 	"github.com/aws/aws-sdk-go/service/elasticbeanstalk"
+	"github.com/hashicorp/terraform/helper/acctest"
 	"github.com/hashicorp/terraform/helper/resource"
 	"github.com/hashicorp/terraform/terraform"
 )
@@ -29,6 +30,24 @@ func TestAccAWSBeanstalkConfigurationTemplate_basic(t *testing.T) {
 	})
 }
 
+func TestAccAWSBeanstalkConfigurationTemplate_VPC(t *testing.T) {
+	var config elasticbeanstalk.ConfigurationSettingsDescription
+
+	resource.Test(t, resource.TestCase{
+		PreCheck:     func() { testAccPreCheck(t) },
+		Providers:    testAccProviders,
+		CheckDestroy: testAccCheckBeanstalkConfigurationTemplateDestroy,
+		Steps: []resource.TestStep{
+			resource.TestStep{
+				Config: testAccBeanstalkConfigurationTemplateConfig_VPC(acctest.RandString(5)),
+				Check: resource.ComposeTestCheckFunc(
+					testAccCheckBeanstalkConfigurationTemplateExists("aws_elastic_beanstalk_configuration_template.tf_template", &config),
+				),
+			},
+		},
+	})
+}
+
 func testAccCheckBeanstalkConfigurationTemplateDestroy(s *terraform.State) error {
 	conn := testAccProvider.Meta().(*AWSClient).elasticbeanstalkconn
 
@@ -119,3 +138,48 @@ resource "aws_elastic_beanstalk_configuration_template" "tf_template" {
   solution_stack_name = "64bit Amazon Linux 2015.09 v2.0.8 running Go 1.4"
 }
 `
+
+func testAccBeanstalkConfigurationTemplateConfig_VPC(name string) string {
+	return fmt.Sprintf(`
+resource "aws_vpc" "tf_b_test" {
+  cidr_block = "10.0.0.0/16"
+
+  tags {
+    Name = "beanstalk_crash"
+  }
+}
+
+resource "aws_subnet" "main" {
+  vpc_id     = "${aws_vpc.tf_b_test.id}"
+  cidr_block = "10.0.0.0/24"
+
+  tags {
+    Name = "subnet-count-test"
+  }
+}
+
+resource "aws_elastic_beanstalk_application" "tftest" {
+  name        = "tf-test-%s"
+  description = "tf-test-desc"
+}
+
+resource "aws_elastic_beanstalk_configuration_template" "tf_template" {
+  name        = "tf-test-%s"
+  application = "${aws_elastic_beanstalk_application.tftest.name}"
+
+  solution_stack_name = "64bit Amazon Linux 2015.03 v2.0.3 running Go 1.4"
+
+  setting {
+    namespace = "aws:ec2:vpc"
+    name      = "VPCId"
+    value     = "${aws_vpc.tf_b_test.id}"
+  }
+
+  setting {
+    namespace = "aws:ec2:vpc"
+    name      = "Subnets"
+    value     = "${aws_subnet.main.id}"
+  }
+}
+`, name, name)
+}

website/source/docs/providers/aws/r/elastic_beanstalk_configuration_template.html.markdown

@@ -36,13 +36,23 @@ The following arguments are supported:
 * `application` – (Required) name of the application to associate with this configuration template
 * `description` - (Optional) Short description of the Template 
 * `environment_id` – (Optional) The ID of the environment used with this configuration template
-* `option_settings` – (Optional) Option settings to configure the new Environment. These
+* `setting` – (Optional) Option settings to configure the new Environment. These
   override specific values that are set as defaults. The format is detailed
   below in [Option Settings](#option-settings)
 * `solution_stack_name` – (Optional) A solution stack to base your Template 
 off of. Example stacks can be found in the [Amazon API documentation][1]
 
 
+<a id="option-settings"></a>
+## Option Settings
+
+The `setting` field supports the following format:
+
+* `namespace` - (Optional) unique namespace identifying the option's 
+  associated AWS resource
+* `name` - (Optional) name of the configuration option
+* `value` - (Optional) value for the configuration option
+
 ## Attributes Reference
 
 The following attributes are exported: