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resource_aws_vpc_peering_connection.go
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resource_aws_vpc_peering_connection.go
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package aws
import (
"fmt"
"log"
"time"
"github.com/aws/aws-sdk-go/aws"
"github.com/aws/aws-sdk-go/aws/awserr"
"github.com/aws/aws-sdk-go/service/ec2"
"github.com/hashicorp/terraform/helper/resource"
"github.com/hashicorp/terraform/helper/schema"
)
func resourceAwsVpcPeeringConnection() *schema.Resource {
return &schema.Resource{
Create: resourceAwsVPCPeeringCreate,
Read: resourceAwsVPCPeeringRead,
Update: resourceAwsVPCPeeringUpdate,
Delete: resourceAwsVPCPeeringDelete,
Schema: map[string]*schema.Schema{
"peer_owner_id": &schema.Schema{
Type: schema.TypeString,
Required: true,
ForceNew: true,
DefaultFunc: schema.EnvDefaultFunc("AWS_ACCOUNT_ID", nil),
},
"peer_vpc_id": &schema.Schema{
Type: schema.TypeString,
Required: true,
ForceNew: true,
},
"vpc_id": &schema.Schema{
Type: schema.TypeString,
Required: true,
ForceNew: true,
},
"auto_accept": &schema.Schema{
Type: schema.TypeBool,
Optional: true,
},
"accept_status": &schema.Schema{
Type: schema.TypeString,
Computed: true,
},
"tags": tagsSchema(),
},
}
}
func resourceAwsVPCPeeringCreate(d *schema.ResourceData, meta interface{}) error {
conn := meta.(*AWSClient).ec2conn
// Create the vpc peering connection
createOpts := &ec2.CreateVpcPeeringConnectionInput{
PeerOwnerId: aws.String(d.Get("peer_owner_id").(string)),
PeerVpcId: aws.String(d.Get("peer_vpc_id").(string)),
VpcId: aws.String(d.Get("vpc_id").(string)),
}
log.Printf("[DEBUG] VPCPeeringCreate create config: %#v", createOpts)
resp, err := conn.CreateVpcPeeringConnection(createOpts)
if err != nil {
return fmt.Errorf("Error creating vpc peering connection: %s", err)
}
// Get the ID and store it
rt := resp.VpcPeeringConnection
d.SetId(*rt.VpcPeeringConnectionId)
log.Printf("[INFO] VPC Peering Connection ID: %s", d.Id())
// Wait for the vpc peering connection to become available
log.Printf(
"[DEBUG] Waiting for vpc peering connection (%s) to become available",
d.Id())
stateConf := &resource.StateChangeConf{
Pending: []string{"pending"},
Target: []string{"pending-acceptance"},
Refresh: resourceAwsVPCPeeringConnectionStateRefreshFunc(conn, d.Id()),
Timeout: 1 * time.Minute,
}
if _, err := stateConf.WaitForState(); err != nil {
return fmt.Errorf(
"Error waiting for vpc peering (%s) to become available: %s",
d.Id(), err)
}
return resourceAwsVPCPeeringUpdate(d, meta)
}
func resourceAwsVPCPeeringRead(d *schema.ResourceData, meta interface{}) error {
conn := meta.(*AWSClient).ec2conn
pcRaw, _, err := resourceAwsVPCPeeringConnectionStateRefreshFunc(conn, d.Id())()
if err != nil {
return err
}
if pcRaw == nil {
d.SetId("")
return nil
}
pc := pcRaw.(*ec2.VpcPeeringConnection)
// The failed status is a status that we can assume just means the
// connection is gone. Destruction isn't allowed, and it eventually
// just "falls off" the console. See GH-2322
if *pc.Status.Code == "failed" {
d.SetId("")
return nil
}
d.Set("accept_status", *pc.Status.Code)
d.Set("peer_owner_id", pc.AccepterVpcInfo.OwnerId)
d.Set("peer_vpc_id", pc.AccepterVpcInfo.VpcId)
d.Set("vpc_id", pc.RequesterVpcInfo.VpcId)
d.Set("tags", tagsToMap(pc.Tags))
return nil
}
func resourceVPCPeeringConnectionAccept(conn *ec2.EC2, id string) (string, error) {
log.Printf("[INFO] Accept VPC Peering Connection with id: %s", id)
req := &ec2.AcceptVpcPeeringConnectionInput{
VpcPeeringConnectionId: aws.String(id),
}
resp, err := conn.AcceptVpcPeeringConnection(req)
if err != nil {
return "", err
}
pc := resp.VpcPeeringConnection
return *pc.Status.Code, err
}
func resourceAwsVPCPeeringUpdate(d *schema.ResourceData, meta interface{}) error {
conn := meta.(*AWSClient).ec2conn
if err := setTags(conn, d); err != nil {
return err
} else {
d.SetPartial("tags")
}
if _, ok := d.GetOk("auto_accept"); ok {
pcRaw, _, err := resourceAwsVPCPeeringConnectionStateRefreshFunc(conn, d.Id())()
if err != nil {
return err
}
if pcRaw == nil {
d.SetId("")
return nil
}
pc := pcRaw.(*ec2.VpcPeeringConnection)
if pc.Status != nil && *pc.Status.Code == "pending-acceptance" {
status, err := resourceVPCPeeringConnectionAccept(conn, d.Id())
if err != nil {
return err
}
log.Printf(
"[DEBUG] VPC Peering connection accept status: %s",
status)
}
}
return resourceAwsVPCPeeringRead(d, meta)
}
func resourceAwsVPCPeeringDelete(d *schema.ResourceData, meta interface{}) error {
conn := meta.(*AWSClient).ec2conn
_, err := conn.DeleteVpcPeeringConnection(
&ec2.DeleteVpcPeeringConnectionInput{
VpcPeeringConnectionId: aws.String(d.Id()),
})
return err
}
// resourceAwsVPCPeeringConnectionStateRefreshFunc returns a resource.StateRefreshFunc that is used to watch
// a VPCPeeringConnection.
func resourceAwsVPCPeeringConnectionStateRefreshFunc(conn *ec2.EC2, id string) resource.StateRefreshFunc {
return func() (interface{}, string, error) {
resp, err := conn.DescribeVpcPeeringConnections(&ec2.DescribeVpcPeeringConnectionsInput{
VpcPeeringConnectionIds: []*string{aws.String(id)},
})
if err != nil {
if ec2err, ok := err.(awserr.Error); ok && ec2err.Code() == "InvalidVpcPeeringConnectionID.NotFound" {
resp = nil
} else {
log.Printf("Error on VPCPeeringConnectionStateRefresh: %s", err)
return nil, "", err
}
}
if resp == nil {
// Sometimes AWS just has consistency issues and doesn't see
// our instance yet. Return an empty state.
return nil, "", nil
}
pc := resp.VpcPeeringConnections[0]
return pc, *pc.Status.Code, nil
}
}