added appliance_mode_support argument/attribute

aws/data_source_aws_ec2_transit_gateway_vpc_attachment.go

@@ -16,6 +16,10 @@ func dataSourceAwsEc2TransitGatewayVpcAttachment() *schema.Resource {
 		Read: dataSourceAwsEc2TransitGatewayVpcAttachmentRead,
 
 		Schema: map[string]*schema.Schema{
+			"appliance_mode_support": {
+				Type:     schema.TypeString,
+				Computed: true,
+			},
 			"dns_support": {
 				Type:     schema.TypeString,
 				Computed: true,
@@ -90,6 +94,7 @@ func dataSourceAwsEc2TransitGatewayVpcAttachmentRead(d *schema.ResourceData, met
 		return fmt.Errorf("error reading EC2 Transit Gateway VPC Attachment (%s): missing options", d.Id())
 	}
 
+	d.Set("appliance_mode_support", transitGatewayVpcAttachment.Options.ApplianceModeSupport)
 	d.Set("dns_support", transitGatewayVpcAttachment.Options.DnsSupport)
 	d.Set("ipv6_support", transitGatewayVpcAttachment.Options.Ipv6Support)
 

aws/data_source_aws_ec2_transit_gateway_vpc_attachment_test.go

@@ -18,6 +18,7 @@ func TestAccAWSEc2TransitGatewayVpcAttachmentDataSource_Filter(t *testing.T) {
 			{
 				Config: testAccAWSEc2TransitGatewayVpcAttachmentDataSourceConfigFilter(),
 				Check: resource.ComposeTestCheckFunc(
+					resource.TestCheckResourceAttrPair(resourceName, "appliance_mode_support", dataSourceName, "appliance_mode_support"),
 					resource.TestCheckResourceAttrPair(resourceName, "dns_support", dataSourceName, "dns_support"),
 					resource.TestCheckResourceAttrPair(resourceName, "ipv6_support", dataSourceName, "ipv6_support"),
 					resource.TestCheckResourceAttrPair(resourceName, "subnet_ids.#", dataSourceName, "subnet_ids.#"),
@@ -43,6 +44,7 @@ func TestAccAWSEc2TransitGatewayVpcAttachmentDataSource_ID(t *testing.T) {
 			{
 				Config: testAccAWSEc2TransitGatewayVpcAttachmentDataSourceConfigID(),
 				Check: resource.ComposeTestCheckFunc(
+					resource.TestCheckResourceAttrPair(resourceName, "appliance_mode_support", dataSourceName, "appliance_mode_support"),
 					resource.TestCheckResourceAttrPair(resourceName, "dns_support", dataSourceName, "dns_support"),
 					resource.TestCheckResourceAttrPair(resourceName, "ipv6_support", dataSourceName, "ipv6_support"),
 					resource.TestCheckResourceAttrPair(resourceName, "subnet_ids.#", dataSourceName, "subnet_ids.#"),

aws/resource_aws_ec2_transit_gateway_vpc_attachment.go

@@ -22,6 +22,12 @@ func resourceAwsEc2TransitGatewayVpcAttachment() *schema.Resource {
 		},
 
 		Schema: map[string]*schema.Schema{
+			"appliance_mode_support": {
+				Type:         schema.TypeString,
+				Optional:     true,
+				Default:      ec2.ApplianceModeSupportValueDisable,
+				ValidateFunc: validation.StringInSlice(ec2.ApplianceModeSupportValue_Values(), false),
+			},
 			"dns_support": {
 				Type:     schema.TypeString,
 				Optional: true,
@@ -84,8 +90,9 @@ func resourceAwsEc2TransitGatewayVpcAttachmentCreate(d *schema.ResourceData, met
 
 	input := &ec2.CreateTransitGatewayVpcAttachmentInput{
 		Options: &ec2.CreateTransitGatewayVpcAttachmentRequestOptions{
-			DnsSupport:  aws.String(d.Get("dns_support").(string)),
-			Ipv6Support: aws.String(d.Get("ipv6_support").(string)),
+			ApplianceModeSupport: aws.String(d.Get("appliance_mode_support").(string)),
+			DnsSupport:           aws.String(d.Get("dns_support").(string)),
+			Ipv6Support:          aws.String(d.Get("ipv6_support").(string)),
 		},
 		SubnetIds:         expandStringSet(d.Get("subnet_ids").(*schema.Set)),
 		TransitGatewayId:  aws.String(transitGatewayID),
@@ -188,6 +195,7 @@ func resourceAwsEc2TransitGatewayVpcAttachmentRead(d *schema.ResourceData, meta
 		return fmt.Errorf("error reading EC2 Transit Gateway VPC Attachment (%s): missing options", d.Id())
 	}
 
+	d.Set("appliance_mode_support", transitGatewayVpcAttachment.Options.ApplianceModeSupport)
 	d.Set("dns_support", transitGatewayVpcAttachment.Options.DnsSupport)
 	d.Set("ipv6_support", transitGatewayVpcAttachment.Options.Ipv6Support)
 
@@ -211,11 +219,12 @@ func resourceAwsEc2TransitGatewayVpcAttachmentRead(d *schema.ResourceData, meta
 func resourceAwsEc2TransitGatewayVpcAttachmentUpdate(d *schema.ResourceData, meta interface{}) error {
 	conn := meta.(*AWSClient).ec2conn
 
-	if d.HasChanges("dns_support", "ipv6_support", "subnet_ids") {
+	if d.HasChanges("appliance_mode_support", "dns_support", "ipv6_support", "subnet_ids") {
 		input := &ec2.ModifyTransitGatewayVpcAttachmentInput{
 			Options: &ec2.ModifyTransitGatewayVpcAttachmentRequestOptions{
-				DnsSupport:  aws.String(d.Get("dns_support").(string)),
-				Ipv6Support: aws.String(d.Get("ipv6_support").(string)),
+				ApplianceModeSupport: aws.String(d.Get("appliance_mode_support").(string)),
+				DnsSupport:           aws.String(d.Get("dns_support").(string)),
+				Ipv6Support:          aws.String(d.Get("ipv6_support").(string)),
 			},
 			TransitGatewayAttachmentId: aws.String(d.Id()),
 		}

aws/resource_aws_ec2_transit_gateway_vpc_attachment_accepter.go

@@ -21,6 +21,10 @@ func resourceAwsEc2TransitGatewayVpcAttachmentAccepter() *schema.Resource {
 		},
 
 		Schema: map[string]*schema.Schema{
+			"appliance_mode_support": {
+				Type:     schema.TypeString,
+				Computed: true,
+			},
 			"dns_support": {
 				Type:     schema.TypeString,
 				Computed: true,
@@ -166,6 +170,7 @@ func resourceAwsEc2TransitGatewayVpcAttachmentAccepterRead(d *schema.ResourceDat
 		return fmt.Errorf("error reading EC2 Transit Gateway VPC Attachment (%s): missing options", d.Id())
 	}
 
+	d.Set("appliance_mode_support", transitGatewayVpcAttachment.Options.ApplianceModeSupport)
 	d.Set("dns_support", transitGatewayVpcAttachment.Options.DnsSupport)
 	d.Set("ipv6_support", transitGatewayVpcAttachment.Options.Ipv6Support)
 

aws/resource_aws_ec2_transit_gateway_vpc_attachment_accepter_test.go

@@ -33,6 +33,7 @@ func TestAccAWSEc2TransitGatewayVpcAttachmentAccepter_basic(t *testing.T) {
 				Config: testAccAWSEc2TransitGatewayVpcAttachmentAccepterConfig_basic(rName),
 				Check: resource.ComposeTestCheckFunc(
 					testAccCheckAWSEc2TransitGatewayVpcAttachmentExists(resourceName, &transitGatewayVpcAttachment),
+					resource.TestCheckResourceAttr(resourceName, "appliance_mode_support", ec2.ApplianceModeSupportValueDisable),
 					resource.TestCheckResourceAttr(resourceName, "dns_support", ec2.DnsSupportValueEnable),
 					resource.TestCheckResourceAttr(resourceName, "ipv6_support", ec2.Ipv6SupportValueDisable),
 					resource.TestCheckResourceAttr(resourceName, "subnet_ids.#", "1"),
@@ -78,6 +79,7 @@ func TestAccAWSEc2TransitGatewayVpcAttachmentAccepter_Tags(t *testing.T) {
 				Config: testAccAWSEc2TransitGatewayVpcAttachmentAccepterConfig_tags(rName),
 				Check: resource.ComposeTestCheckFunc(
 					testAccCheckAWSEc2TransitGatewayVpcAttachmentExists(resourceName, &transitGatewayVpcAttachment),
+					resource.TestCheckResourceAttr(resourceName, "appliance_mode_support", ec2.ApplianceModeSupportValueDisable),
 					resource.TestCheckResourceAttr(resourceName, "dns_support", ec2.DnsSupportValueEnable),
 					resource.TestCheckResourceAttr(resourceName, "ipv6_support", ec2.Ipv6SupportValueDisable),
 					resource.TestCheckResourceAttr(resourceName, "subnet_ids.#", "1"),
@@ -98,6 +100,7 @@ func TestAccAWSEc2TransitGatewayVpcAttachmentAccepter_Tags(t *testing.T) {
 				Config: testAccAWSEc2TransitGatewayVpcAttachmentAccepterConfig_tagsUpdated(rName),
 				Check: resource.ComposeTestCheckFunc(
 					testAccCheckAWSEc2TransitGatewayVpcAttachmentExists(resourceName, &transitGatewayVpcAttachment),
+					resource.TestCheckResourceAttr(resourceName, "appliance_mode_support", ec2.ApplianceModeSupportValueDisable),
 					resource.TestCheckResourceAttr(resourceName, "dns_support", ec2.DnsSupportValueEnable),
 					resource.TestCheckResourceAttr(resourceName, "ipv6_support", ec2.Ipv6SupportValueDisable),
 					resource.TestCheckResourceAttr(resourceName, "subnet_ids.#", "1"),

aws/resource_aws_ec2_transit_gateway_vpc_attachment_test.go

@@ -139,6 +139,47 @@ func TestAccAWSEc2TransitGatewayVpcAttachment_disappears(t *testing.T) {
 	})
 }
 
+func TestAccAWSEc2TransitGatewayVpcAttachment_ApplianceModeSupport(t *testing.T) {
+	var transitGatewayVpcAttachment1, transitGatewayVpcAttachment2 ec2.TransitGatewayVpcAttachment
+	resourceName := "aws_ec2_transit_gateway_vpc_attachment.test"
+
+	resource.ParallelTest(t, resource.TestCase{
+		PreCheck:     func() { testAccPreCheck(t); testAccPreCheckAWSEc2TransitGateway(t) },
+		Providers:    testAccProviders,
+		CheckDestroy: testAccCheckAWSEc2TransitGatewayVpcAttachmentDestroy,
+		Steps: []resource.TestStep{
+			{
+				Config:      testAccAWSEc2TransitGatewayVpcAttachmentConfigApplianceModeSupport("false"),
+				ExpectError: regexp.MustCompile(`expected appliance_mode_support to be one of`),
+			},
+			{
+				Config:      testAccAWSEc2TransitGatewayVpcAttachmentConfigApplianceModeSupport("true"),
+				ExpectError: regexp.MustCompile(`expected appliance_mode_support to be one of`),
+			},
+			{
+				Config: testAccAWSEc2TransitGatewayVpcAttachmentConfigApplianceModeSupport(ec2.ApplianceModeSupportValueDisable),
+				Check: resource.ComposeTestCheckFunc(
+					testAccCheckAWSEc2TransitGatewayVpcAttachmentExists(resourceName, &transitGatewayVpcAttachment1),
+					resource.TestCheckResourceAttr(resourceName, "appliance_mode_support", ec2.ApplianceModeSupportValueDisable),
+				),
+			},
+			{
+				ResourceName:      resourceName,
+				ImportState:       true,
+				ImportStateVerify: true,
+			},
+			{
+				Config: testAccAWSEc2TransitGatewayVpcAttachmentConfigApplianceModeSupport(ec2.ApplianceModeSupportValueEnable),
+				Check: resource.ComposeTestCheckFunc(
+					testAccCheckAWSEc2TransitGatewayVpcAttachmentExists(resourceName, &transitGatewayVpcAttachment2),
+					testAccCheckAWSEc2TransitGatewayVpcAttachmentNotRecreated(&transitGatewayVpcAttachment1, &transitGatewayVpcAttachment2),
+					resource.TestCheckResourceAttr(resourceName, "appliance_mode_support", ec2.ApplianceModeSupportValueEnable),
+				),
+			},
+		},
+	})
+}
+
 func TestAccAWSEc2TransitGatewayVpcAttachment_DnsSupport(t *testing.T) {
 	var transitGatewayVpcAttachment1, transitGatewayVpcAttachment2 ec2.TransitGatewayVpcAttachment
 	resourceName := "aws_ec2_transit_gateway_vpc_attachment.test"
@@ -582,6 +623,49 @@ resource "aws_ec2_transit_gateway_vpc_attachment" "test" {
 `
 }
 
+func testAccAWSEc2TransitGatewayVpcAttachmentConfigApplianceModeSupport(appModeSupport string) string {
+	return fmt.Sprintf(`
+data "aws_availability_zones" "available" {
+  # IncorrectState: Transit Gateway is not available in availability zone us-west-2d
+  exclude_zone_ids = ["usw2-az4"]
+  state            = "available"
+
+  filter {
+    name   = "opt-in-status"
+    values = ["opt-in-not-required"]
+  }
+}
+
+resource "aws_vpc" "test" {
+  cidr_block = "10.0.0.0/16"
+
+  tags = {
+    Name = "tf-acc-test-ec2-transit-gateway-vpc-attachment"
+  }
+}
+
+resource "aws_subnet" "test" {
+  availability_zone = data.aws_availability_zones.available.names[0]
+  cidr_block        = "10.0.0.0/24"
+  vpc_id            = aws_vpc.test.id
+
+  tags = {
+    Name = "tf-acc-test-ec2-transit-gateway-vpc-attachment"
+  }
+}
+
+resource "aws_ec2_transit_gateway" "test" {
+}
+
+resource "aws_ec2_transit_gateway_vpc_attachment" "test" {
+  appliance_mode_support = %q
+  subnet_ids             = [aws_subnet.test.id]
+  transit_gateway_id     = aws_ec2_transit_gateway.test.id
+  vpc_id                 = aws_vpc.test.id
+}
+`, appModeSupport)
+}
+
 func testAccAWSEc2TransitGatewayVpcAttachmentConfigDnsSupport(dnsSupport string) string {
 	return fmt.Sprintf(`
 data "aws_availability_zones" "available" {

website/docs/d/ec2_transit_gateway_vpc_attachment.html.markdown

@@ -47,6 +47,7 @@ The following arguments are supported:
 
 In addition to all arguments above, the following attributes are exported:
 
+* `appliance_mode_support` - Whether Appliance Mode support is enabled.
 * `dns_support` - Whether DNS support is enabled.
 * `id` - EC2 Transit Gateway VPC Attachment identifier
 * `ipv6_support` - Whether IPv6 support is enabled.

website/docs/r/ec2_transit_gateway_vpc_attachment.html.markdown

@@ -29,6 +29,7 @@ The following arguments are supported:
 * `subnet_ids` - (Required) Identifiers of EC2 Subnets.
 * `transit_gateway_id` - (Required) Identifier of EC2 Transit Gateway.
 * `vpc_id` - (Required) Identifier of EC2 VPC.
+* `appliance_mode_support` - (Optional) Whether Appliance Mode support is enabled. If enabled, a traffic flow between a source and destination uses the same Availability Zone for the VPC attachment for the lifetime of that flow. Valid values: `disable`, `enable`. Default value: `disable`.
 * `dns_support` - (Optional) Whether DNS support is enabled. Valid values: `disable`, `enable`. Default value: `enable`.
 * `ipv6_support` - (Optional) Whether IPv6 support is enabled. Valid values: `disable`, `enable`. Default value: `disable`.
 * `tags` - (Optional) Key-value tags for the EC2 Transit Gateway VPC Attachment.

website/docs/r/ec2_transit_gateway_vpc_attachment_accepter.html.markdown

@@ -44,6 +44,7 @@ The following arguments are supported:
 In addition to all arguments above, the following attributes are exported:
 
 * `id` - EC2 Transit Gateway Attachment identifier
+* `appliance_mode_support` - Whether Appliance Mode support is enabled. Valid values: `disable`, `enable`.
 * `dns_support` - Whether DNS support is enabled. Valid values: `disable`, `enable`.
 * `ipv6_support` - Whether IPv6 support is enabled. Valid values: `disable`, `enable`.
 * `subnet_ids` - Identifiers of EC2 Subnets.