139 lines
3.3 KiB
Go
139 lines
3.3 KiB
Go
package aws
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import (
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"fmt"
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"log"
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"github.com/awslabs/aws-sdk-go/aws"
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"github.com/awslabs/aws-sdk-go/service/ec2"
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"github.com/hashicorp/terraform/helper/schema"
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)
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func resourceAwsRouteTableAssociation() *schema.Resource {
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return &schema.Resource{
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Create: resourceAwsRouteTableAssociationCreate,
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Read: resourceAwsRouteTableAssociationRead,
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Update: resourceAwsRouteTableAssociationUpdate,
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Delete: resourceAwsRouteTableAssociationDelete,
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Schema: map[string]*schema.Schema{
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"subnet_id": &schema.Schema{
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Type: schema.TypeString,
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Required: true,
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ForceNew: true,
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},
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"route_table_id": &schema.Schema{
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Type: schema.TypeString,
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Required: true,
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},
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},
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}
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}
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func resourceAwsRouteTableAssociationCreate(d *schema.ResourceData, meta interface{}) error {
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conn := meta.(*AWSClient).ec2conn
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log.Printf(
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"[INFO] Creating route table association: %s => %s",
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d.Get("subnet_id").(string),
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d.Get("route_table_id").(string))
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resp, err := conn.AssociateRouteTable(&ec2.AssociateRouteTableInput{
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RouteTableID: aws.String(d.Get("route_table_id").(string)),
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SubnetID: aws.String(d.Get("subnet_id").(string)),
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})
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if err != nil {
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return err
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}
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// Set the ID and return
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d.SetId(*resp.AssociationID)
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log.Printf("[INFO] Association ID: %s", d.Id())
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return nil
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}
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func resourceAwsRouteTableAssociationRead(d *schema.ResourceData, meta interface{}) error {
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conn := meta.(*AWSClient).ec2conn
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// Get the routing table that this association belongs to
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rtRaw, _, err := resourceAwsRouteTableStateRefreshFunc(
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conn, d.Get("route_table_id").(string))()
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if err != nil {
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return err
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}
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if rtRaw == nil {
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return nil
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}
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rt := rtRaw.(*ec2.RouteTable)
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// Inspect that the association exists
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found := false
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for _, a := range rt.Associations {
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if *a.RouteTableAssociationID == d.Id() {
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found = true
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d.Set("subnet_id", *a.SubnetID)
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break
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}
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}
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if !found {
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// It seems it doesn't exist anymore, so clear the ID
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d.SetId("")
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}
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return nil
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}
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func resourceAwsRouteTableAssociationUpdate(d *schema.ResourceData, meta interface{}) error {
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conn := meta.(*AWSClient).ec2conn
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log.Printf(
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"[INFO] Creating route table association: %s => %s",
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d.Get("subnet_id").(string),
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d.Get("route_table_id").(string))
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req := &ec2.ReplaceRouteTableAssociationInput{
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AssociationID: aws.String(d.Id()),
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RouteTableID: aws.String(d.Get("route_table_id").(string)),
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}
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resp, err := conn.ReplaceRouteTableAssociation(req)
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if err != nil {
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ec2err, ok := err.(aws.APIError)
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if ok && ec2err.Code == "InvalidAssociationID.NotFound" {
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// Not found, so just create a new one
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return resourceAwsRouteTableAssociationCreate(d, meta)
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}
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return err
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}
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// Update the ID
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d.SetId(*resp.NewAssociationID)
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log.Printf("[INFO] Association ID: %s", d.Id())
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return nil
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}
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func resourceAwsRouteTableAssociationDelete(d *schema.ResourceData, meta interface{}) error {
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conn := meta.(*AWSClient).ec2conn
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log.Printf("[INFO] Deleting route table association: %s", d.Id())
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_, err := conn.DisassociateRouteTable(&ec2.DisassociateRouteTableInput{
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AssociationID: aws.String(d.Id()),
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})
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if err != nil {
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ec2err, ok := err.(aws.APIError)
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if ok && ec2err.Code == "InvalidAssociationID.NotFound" {
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return nil
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}
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return fmt.Errorf("Error deleting route table association: %s", err)
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}
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return nil
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}
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