forked from hashicorp/terraform-provider-aws
/
resource_aws_ec2_transit_gateway_vpc_attachment.go
294 lines (242 loc) · 11.7 KB
/
resource_aws_ec2_transit_gateway_vpc_attachment.go
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package aws
import (
"fmt"
"log"
"github.com/aws/aws-sdk-go/aws"
"github.com/aws/aws-sdk-go/service/ec2"
"github.com/hashicorp/terraform/helper/schema"
"github.com/hashicorp/terraform/helper/validation"
)
func resourceAwsEc2TransitGatewayVpcAttachment() *schema.Resource {
return &schema.Resource{
Create: resourceAwsEc2TransitGatewayVpcAttachmentCreate,
Read: resourceAwsEc2TransitGatewayVpcAttachmentRead,
Update: resourceAwsEc2TransitGatewayVpcAttachmentUpdate,
Delete: resourceAwsEc2TransitGatewayVpcAttachmentDelete,
Importer: &schema.ResourceImporter{
State: schema.ImportStatePassthrough,
},
Schema: map[string]*schema.Schema{
"dns_support": {
Type: schema.TypeString,
Optional: true,
Default: ec2.DnsSupportValueEnable,
ValidateFunc: validation.StringInSlice([]string{
ec2.DnsSupportValueDisable,
ec2.DnsSupportValueEnable,
}, false),
},
"ipv6_support": {
Type: schema.TypeString,
Optional: true,
Default: ec2.Ipv6SupportValueDisable,
ValidateFunc: validation.StringInSlice([]string{
ec2.Ipv6SupportValueDisable,
ec2.Ipv6SupportValueEnable,
}, false),
},
"subnet_ids": {
Type: schema.TypeSet,
Required: true,
MinItems: 1,
Elem: &schema.Schema{Type: schema.TypeString},
},
"tags": {
Type: schema.TypeMap,
Optional: true,
Elem: &schema.Schema{Type: schema.TypeString},
},
"transit_gateway_default_route_table_association": {
Type: schema.TypeBool,
Optional: true,
Default: true,
},
"transit_gateway_default_route_table_propagation": {
Type: schema.TypeBool,
Optional: true,
Default: true,
},
"transit_gateway_id": {
Type: schema.TypeString,
Required: true,
ForceNew: true,
ValidateFunc: validation.NoZeroValues,
},
"vpc_id": {
Type: schema.TypeString,
Required: true,
ForceNew: true,
ValidateFunc: validation.NoZeroValues,
},
"vpc_owner_id": {
Type: schema.TypeString,
Computed: true,
},
},
}
}
func resourceAwsEc2TransitGatewayVpcAttachmentCreate(d *schema.ResourceData, meta interface{}) error {
conn := meta.(*AWSClient).ec2conn
transitGatewayID := d.Get("transit_gateway_id").(string)
input := &ec2.CreateTransitGatewayVpcAttachmentInput{
Options: &ec2.CreateTransitGatewayVpcAttachmentRequestOptions{
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),
TagSpecifications: expandEc2TransitGatewayAttachmentTagSpecifications(d.Get("tags").(map[string]interface{})),
VpcId: aws.String(d.Get("vpc_id").(string)),
}
log.Printf("[DEBUG] Creating EC2 Transit Gateway VPC Attachment: %s", input)
output, err := conn.CreateTransitGatewayVpcAttachment(input)
if err != nil {
return fmt.Errorf("error creating EC2 Transit Gateway VPC Attachment: %s", err)
}
d.SetId(aws.StringValue(output.TransitGatewayVpcAttachment.TransitGatewayAttachmentId))
if err := waitForEc2TransitGatewayRouteTableAttachmentCreation(conn, d.Id()); err != nil {
return fmt.Errorf("error waiting for EC2 Transit Gateway VPC Attachment (%s) availability: %s", d.Id(), err)
}
transitGateway, err := ec2DescribeTransitGateway(conn, transitGatewayID)
if err != nil {
return fmt.Errorf("error describing EC2 Transit Gateway (%s): %s", transitGatewayID, err)
}
if transitGateway.Options == nil {
return fmt.Errorf("error describing EC2 Transit Gateway (%s): missing options", transitGatewayID)
}
if err := ec2TransitGatewayRouteTableAssociationUpdate(conn, aws.StringValue(transitGateway.Options.AssociationDefaultRouteTableId), d.Id(), d.Get("transit_gateway_default_route_table_association").(bool)); err != nil {
return fmt.Errorf("error updating EC2 Transit Gateway Attachment (%s) Route Table (%s) association: %s", d.Id(), aws.StringValue(transitGateway.Options.AssociationDefaultRouteTableId), err)
}
if err := ec2TransitGatewayRouteTablePropagationUpdate(conn, aws.StringValue(transitGateway.Options.PropagationDefaultRouteTableId), d.Id(), d.Get("transit_gateway_default_route_table_propagation").(bool)); err != nil {
return fmt.Errorf("error updating EC2 Transit Gateway Attachment (%s) Route Table (%s) propagation: %s", d.Id(), aws.StringValue(transitGateway.Options.PropagationDefaultRouteTableId), err)
}
return resourceAwsEc2TransitGatewayVpcAttachmentRead(d, meta)
}
func resourceAwsEc2TransitGatewayVpcAttachmentRead(d *schema.ResourceData, meta interface{}) error {
conn := meta.(*AWSClient).ec2conn
transitGatewayVpcAttachment, err := ec2DescribeTransitGatewayVpcAttachment(conn, d.Id())
if isAWSErr(err, "InvalidTransitGatewayAttachmentID.NotFound", "") {
log.Printf("[WARN] EC2 Transit Gateway VPC Attachment (%s) not found, removing from state", d.Id())
d.SetId("")
return nil
}
if err != nil {
return fmt.Errorf("error reading EC2 Transit Gateway VPC Attachment: %s", err)
}
if transitGatewayVpcAttachment == nil {
log.Printf("[WARN] EC2 Transit Gateway VPC Attachment (%s) not found, removing from state", d.Id())
d.SetId("")
return nil
}
if aws.StringValue(transitGatewayVpcAttachment.State) == ec2.TransitGatewayAttachmentStateDeleting || aws.StringValue(transitGatewayVpcAttachment.State) == ec2.TransitGatewayAttachmentStateDeleted {
log.Printf("[WARN] EC2 Transit Gateway VPC Attachment (%s) in deleted state (%s), removing from state", d.Id(), aws.StringValue(transitGatewayVpcAttachment.State))
d.SetId("")
return nil
}
transitGatewayID := aws.StringValue(transitGatewayVpcAttachment.TransitGatewayId)
transitGateway, err := ec2DescribeTransitGateway(conn, transitGatewayID)
if err != nil {
return fmt.Errorf("error describing EC2 Transit Gateway (%s): %s", transitGatewayID, err)
}
if transitGateway.Options == nil {
return fmt.Errorf("error describing EC2 Transit Gateway (%s): missing options", transitGatewayID)
}
transitGatewayAssociationDefaultRouteTableID := aws.StringValue(transitGateway.Options.AssociationDefaultRouteTableId)
transitGatewayDefaultRouteTableAssociation, err := ec2DescribeTransitGatewayRouteTableAssociation(conn, transitGatewayAssociationDefaultRouteTableID, d.Id())
if err != nil {
return fmt.Errorf("error determining EC2 Transit Gateway Attachment (%s) association to Route Table (%s): %s", d.Id(), transitGatewayAssociationDefaultRouteTableID, err)
}
transitGatewayPropagationDefaultRouteTableID := aws.StringValue(transitGateway.Options.PropagationDefaultRouteTableId)
transitGatewayDefaultRouteTablePropagation, err := ec2DescribeTransitGatewayRouteTablePropagation(conn, transitGatewayPropagationDefaultRouteTableID, d.Id())
if err != nil {
return fmt.Errorf("error determining EC2 Transit Gateway Attachment (%s) propagation to Route Table (%s): %s", d.Id(), transitGatewayPropagationDefaultRouteTableID, err)
}
if transitGatewayVpcAttachment.Options == nil {
return fmt.Errorf("error reading EC2 Transit Gateway VPC Attachment (%s): missing options", d.Id())
}
d.Set("dns_support", transitGatewayVpcAttachment.Options.DnsSupport)
d.Set("ipv6_support", transitGatewayVpcAttachment.Options.Ipv6Support)
if err := d.Set("subnet_ids", aws.StringValueSlice(transitGatewayVpcAttachment.SubnetIds)); err != nil {
return fmt.Errorf("error setting subnet_ids: %s", err)
}
if err := d.Set("tags", tagsToMap(transitGatewayVpcAttachment.Tags)); err != nil {
return fmt.Errorf("error setting tags: %s", err)
}
d.Set("transit_gateway_default_route_table_association", (transitGatewayDefaultRouteTableAssociation != nil))
d.Set("transit_gateway_default_route_table_propagation", (transitGatewayDefaultRouteTablePropagation != nil))
d.Set("transit_gateway_id", aws.StringValue(transitGatewayVpcAttachment.TransitGatewayId))
d.Set("vpc_id", aws.StringValue(transitGatewayVpcAttachment.VpcId))
d.Set("vpc_owner_id", aws.StringValue(transitGatewayVpcAttachment.VpcOwnerId))
return nil
}
func resourceAwsEc2TransitGatewayVpcAttachmentUpdate(d *schema.ResourceData, meta interface{}) error {
conn := meta.(*AWSClient).ec2conn
if d.HasChange("dns_support") || d.HasChange("ipv6_support") || d.HasChange("subnet_ids") {
input := &ec2.ModifyTransitGatewayVpcAttachmentInput{
Options: &ec2.ModifyTransitGatewayVpcAttachmentRequestOptions{
DnsSupport: aws.String(d.Get("dns_support").(string)),
Ipv6Support: aws.String(d.Get("ipv6_support").(string)),
},
TransitGatewayAttachmentId: aws.String(d.Id()),
}
oldRaw, newRaw := d.GetChange("subnet_ids")
oldSet := oldRaw.(*schema.Set)
newSet := newRaw.(*schema.Set)
if added := newSet.Difference(oldSet); added.Len() > 0 {
input.AddSubnetIds = expandStringSet(added)
}
if removed := oldSet.Difference(newSet); removed.Len() > 0 {
input.RemoveSubnetIds = expandStringSet(removed)
}
if _, err := conn.ModifyTransitGatewayVpcAttachment(input); err != nil {
return fmt.Errorf("error modifying EC2 Transit Gateway VPC Attachment (%s): %s", d.Id(), err)
}
if err := waitForEc2TransitGatewayRouteTableAttachmentUpdate(conn, d.Id()); err != nil {
return fmt.Errorf("error waiting for EC2 Transit Gateway VPC Attachment (%s) update: %s", d.Id(), err)
}
}
if d.HasChange("transit_gateway_default_route_table_association") || d.HasChange("transit_gateway_default_route_table_propagation") {
transitGatewayID := d.Get("transit_gateway_id").(string)
transitGateway, err := ec2DescribeTransitGateway(conn, transitGatewayID)
if err != nil {
return fmt.Errorf("error describing EC2 Transit Gateway (%s): %s", transitGatewayID, err)
}
if transitGateway.Options == nil {
return fmt.Errorf("error describing EC2 Transit Gateway (%s): missing options", transitGatewayID)
}
if d.HasChange("transit_gateway_default_route_table_association") {
if err := ec2TransitGatewayRouteTableAssociationUpdate(conn, aws.StringValue(transitGateway.Options.AssociationDefaultRouteTableId), d.Id(), d.Get("transit_gateway_default_route_table_association").(bool)); err != nil {
return fmt.Errorf("error updating EC2 Transit Gateway Attachment (%s) Route Table (%s) association: %s", d.Id(), aws.StringValue(transitGateway.Options.AssociationDefaultRouteTableId), err)
}
}
if d.HasChange("transit_gateway_default_route_table_propagation") {
if err := ec2TransitGatewayRouteTablePropagationUpdate(conn, aws.StringValue(transitGateway.Options.PropagationDefaultRouteTableId), d.Id(), d.Get("transit_gateway_default_route_table_propagation").(bool)); err != nil {
return fmt.Errorf("error updating EC2 Transit Gateway Attachment (%s) Route Table (%s) propagation: %s", d.Id(), aws.StringValue(transitGateway.Options.PropagationDefaultRouteTableId), err)
}
}
}
if d.HasChange("tags") {
if err := setTags(conn, d); err != nil {
return fmt.Errorf("error updating EC2 Transit Gateway VPC Attachment (%s) tags: %s", d.Id(), err)
}
}
return nil
}
func resourceAwsEc2TransitGatewayVpcAttachmentDelete(d *schema.ResourceData, meta interface{}) error {
conn := meta.(*AWSClient).ec2conn
input := &ec2.DeleteTransitGatewayVpcAttachmentInput{
TransitGatewayAttachmentId: aws.String(d.Id()),
}
log.Printf("[DEBUG] Deleting EC2 Transit Gateway VPC Attachment (%s): %s", d.Id(), input)
_, err := conn.DeleteTransitGatewayVpcAttachment(input)
if isAWSErr(err, "InvalidTransitGatewayAttachmentID.NotFound", "") {
return nil
}
if err != nil {
return fmt.Errorf("error deleting EC2 Transit Gateway VPC Attachment: %s", err)
}
if err := waitForEc2TransitGatewayRouteTableAttachmentDeletion(conn, d.Id()); err != nil {
return fmt.Errorf("error waiting for EC2 Transit Gateway VPC Attachment (%s) deletion: %s", d.Id(), err)
}
return nil
}