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resource_aws_route53_zone.go
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resource_aws_route53_zone.go
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package aws
import (
"fmt"
"log"
"sort"
"strings"
"time"
"github.com/hashicorp/errwrap"
"github.com/hashicorp/terraform/helper/resource"
"github.com/hashicorp/terraform/helper/schema"
"github.com/aws/aws-sdk-go/aws"
"github.com/aws/aws-sdk-go/aws/awserr"
"github.com/aws/aws-sdk-go/service/route53"
)
func resourceAwsRoute53Zone() *schema.Resource {
return &schema.Resource{
Create: resourceAwsRoute53ZoneCreate,
Read: resourceAwsRoute53ZoneRead,
Update: resourceAwsRoute53ZoneUpdate,
Delete: resourceAwsRoute53ZoneDelete,
Importer: &schema.ResourceImporter{
State: schema.ImportStatePassthrough,
},
Schema: map[string]*schema.Schema{
"name": &schema.Schema{
Type: schema.TypeString,
Required: true,
ForceNew: true,
},
"comment": &schema.Schema{
Type: schema.TypeString,
Optional: true,
Default: "Managed by Terraform",
},
"vpc_id": &schema.Schema{
Type: schema.TypeString,
Optional: true,
ForceNew: true,
ConflictsWith: []string{"delegation_set_id"},
},
"vpc_region": &schema.Schema{
Type: schema.TypeString,
Optional: true,
ForceNew: true,
Computed: true,
},
"zone_id": &schema.Schema{
Type: schema.TypeString,
Computed: true,
},
"delegation_set_id": &schema.Schema{
Type: schema.TypeString,
Optional: true,
ForceNew: true,
ConflictsWith: []string{"vpc_id"},
},
"name_servers": &schema.Schema{
Type: schema.TypeList,
Elem: &schema.Schema{Type: schema.TypeString},
Computed: true,
},
"tags": tagsSchema(),
"force_destroy": &schema.Schema{
Type: schema.TypeBool,
Optional: true,
Default: false,
},
},
}
}
func resourceAwsRoute53ZoneCreate(d *schema.ResourceData, meta interface{}) error {
r53 := meta.(*AWSClient).r53conn
req := &route53.CreateHostedZoneInput{
Name: aws.String(d.Get("name").(string)),
HostedZoneConfig: &route53.HostedZoneConfig{Comment: aws.String(d.Get("comment").(string))},
CallerReference: aws.String(time.Now().Format(time.RFC3339Nano)),
}
if v := d.Get("vpc_id"); v != "" {
req.VPC = &route53.VPC{
VPCId: aws.String(v.(string)),
VPCRegion: aws.String(meta.(*AWSClient).region),
}
if w := d.Get("vpc_region"); w != "" {
req.VPC.VPCRegion = aws.String(w.(string))
}
d.Set("vpc_region", req.VPC.VPCRegion)
}
if v, ok := d.GetOk("delegation_set_id"); ok {
req.DelegationSetId = aws.String(v.(string))
}
log.Printf("[DEBUG] Creating Route53 hosted zone: %s", *req.Name)
var err error
resp, err := r53.CreateHostedZone(req)
if err != nil {
return err
}
// Store the zone_id
zone := cleanZoneID(*resp.HostedZone.Id)
d.Set("zone_id", zone)
d.SetId(zone)
// Wait until we are done initializing
wait := resource.StateChangeConf{
Delay: 30 * time.Second,
Pending: []string{"PENDING"},
Target: []string{"INSYNC"},
Timeout: 10 * time.Minute,
MinTimeout: 2 * time.Second,
Refresh: func() (result interface{}, state string, err error) {
changeRequest := &route53.GetChangeInput{
Id: aws.String(cleanChangeID(*resp.ChangeInfo.Id)),
}
return resourceAwsGoRoute53Wait(r53, changeRequest)
},
}
_, err = wait.WaitForState()
if err != nil {
return err
}
return resourceAwsRoute53ZoneUpdate(d, meta)
}
func resourceAwsRoute53ZoneRead(d *schema.ResourceData, meta interface{}) error {
r53 := meta.(*AWSClient).r53conn
zone, err := r53.GetHostedZone(&route53.GetHostedZoneInput{Id: aws.String(d.Id())})
if err != nil {
// Handle a deleted zone
if r53err, ok := err.(awserr.Error); ok && r53err.Code() == "NoSuchHostedZone" {
d.SetId("")
return nil
}
return err
}
// In the import case this will be empty
if _, ok := d.GetOk("zone_id"); !ok {
d.Set("zone_id", d.Id())
}
if _, ok := d.GetOk("name"); !ok {
d.Set("name", zone.HostedZone.Name)
}
if !*zone.HostedZone.Config.PrivateZone {
ns := make([]string, len(zone.DelegationSet.NameServers))
for i := range zone.DelegationSet.NameServers {
ns[i] = *zone.DelegationSet.NameServers[i]
}
sort.Strings(ns)
if err := d.Set("name_servers", ns); err != nil {
return fmt.Errorf("[DEBUG] Error setting name servers for: %s, error: %#v", d.Id(), err)
}
} else {
ns, err := getNameServers(d.Id(), d.Get("name").(string), r53)
if err != nil {
return err
}
if err := d.Set("name_servers", ns); err != nil {
return fmt.Errorf("[DEBUG] Error setting name servers for: %s, error: %#v", d.Id(), err)
}
// In the import case we just associate it with the first VPC
if _, ok := d.GetOk("vpc_id"); !ok {
if len(zone.VPCs) > 1 {
return fmt.Errorf(
"Can't import a route53_zone with more than one VPC attachment")
}
if len(zone.VPCs) > 0 {
d.Set("vpc_id", zone.VPCs[0].VPCId)
d.Set("vpc_region", zone.VPCs[0].VPCRegion)
}
}
var associatedVPC *route53.VPC
for _, vpc := range zone.VPCs {
if *vpc.VPCId == d.Get("vpc_id") {
associatedVPC = vpc
break
}
}
if associatedVPC == nil {
return fmt.Errorf("[DEBUG] VPC: %v is not associated with Zone: %v", d.Get("vpc_id"), d.Id())
}
}
if zone.DelegationSet != nil && zone.DelegationSet.Id != nil {
d.Set("delegation_set_id", cleanDelegationSetId(*zone.DelegationSet.Id))
}
if zone.HostedZone != nil && zone.HostedZone.Config != nil && zone.HostedZone.Config.Comment != nil {
d.Set("comment", zone.HostedZone.Config.Comment)
}
// get tags
req := &route53.ListTagsForResourceInput{
ResourceId: aws.String(d.Id()),
ResourceType: aws.String("hostedzone"),
}
resp, err := r53.ListTagsForResource(req)
if err != nil {
return err
}
var tags []*route53.Tag
if resp.ResourceTagSet != nil {
tags = resp.ResourceTagSet.Tags
}
if err := d.Set("tags", tagsToMapR53(tags)); err != nil {
return err
}
return nil
}
func resourceAwsRoute53ZoneUpdate(d *schema.ResourceData, meta interface{}) error {
conn := meta.(*AWSClient).r53conn
d.Partial(true)
if d.HasChange("comment") {
zoneInput := route53.UpdateHostedZoneCommentInput{
Id: aws.String(d.Id()),
Comment: aws.String(d.Get("comment").(string)),
}
_, err := conn.UpdateHostedZoneComment(&zoneInput)
if err != nil {
return err
} else {
d.SetPartial("comment")
}
}
if err := setTagsR53(conn, d, "hostedzone"); err != nil {
return err
} else {
d.SetPartial("tags")
}
d.Partial(false)
return resourceAwsRoute53ZoneRead(d, meta)
}
func resourceAwsRoute53ZoneDelete(d *schema.ResourceData, meta interface{}) error {
r53 := meta.(*AWSClient).r53conn
if d.Get("force_destroy").(bool) {
if err := deleteAllRecordsInHostedZoneId(d.Id(), d.Get("name").(string), r53); err != nil {
return errwrap.Wrapf("{{err}}", err)
}
}
log.Printf("[DEBUG] Deleting Route53 hosted zone: %s (ID: %s)",
d.Get("name").(string), d.Id())
_, err := r53.DeleteHostedZone(&route53.DeleteHostedZoneInput{Id: aws.String(d.Id())})
if err != nil {
if r53err, ok := err.(awserr.Error); ok && r53err.Code() == "NoSuchHostedZone" {
log.Printf("[DEBUG] No matching Route 53 Zone found for: %s, removing from state file", d.Id())
d.SetId("")
return nil
}
return err
}
return nil
}
func deleteAllRecordsInHostedZoneId(hostedZoneId, hostedZoneName string, conn *route53.Route53) error {
input := &route53.ListResourceRecordSetsInput{
HostedZoneId: aws.String(hostedZoneId),
}
var lastDeleteErr, lastErrorFromWaiter error
var pageNum = 0
err := conn.ListResourceRecordSetsPages(input, func(page *route53.ListResourceRecordSetsOutput, isLastPage bool) bool {
sets := page.ResourceRecordSets
pageNum += 1
changes := make([]*route53.Change, 0)
// 100 items per page returned by default
for _, set := range sets {
if *set.Name == hostedZoneName+"." && (*set.Type == "NS" || *set.Type == "SOA") {
// Zone NS & SOA records cannot be deleted
continue
}
changes = append(changes, &route53.Change{
Action: aws.String("DELETE"),
ResourceRecordSet: set,
})
}
log.Printf("[DEBUG] Deleting %d records (page %d) from %s",
len(changes), pageNum, hostedZoneId)
req := &route53.ChangeResourceRecordSetsInput{
HostedZoneId: aws.String(hostedZoneId),
ChangeBatch: &route53.ChangeBatch{
Comment: aws.String("Deleted by Terraform"),
Changes: changes,
},
}
var resp interface{}
resp, lastDeleteErr = deleteRoute53RecordSet(conn, req)
if out, ok := resp.(*route53.ChangeResourceRecordSetsOutput); ok {
log.Printf("[DEBUG] Waiting for change batch to become INSYNC: %#v", out)
lastErrorFromWaiter = waitForRoute53RecordSetToSync(conn, cleanChangeID(*out.ChangeInfo.Id))
} else {
log.Printf("[DEBUG] Unable to wait for change batch because of an error: %s", lastDeleteErr)
}
return !isLastPage
})
if err != nil {
return fmt.Errorf("Failed listing/deleting record sets: %s\nLast error from deletion: %s\nLast error from waiter: %s",
err, lastDeleteErr, lastErrorFromWaiter)
}
return nil
}
func resourceAwsGoRoute53Wait(r53 *route53.Route53, ref *route53.GetChangeInput) (result interface{}, state string, err error) {
status, err := r53.GetChange(ref)
if err != nil {
return nil, "UNKNOWN", err
}
return true, *status.ChangeInfo.Status, nil
}
// cleanChangeID is used to remove the leading /change/
func cleanChangeID(ID string) string {
return cleanPrefix(ID, "/change/")
}
// cleanZoneID is used to remove the leading /hostedzone/
func cleanZoneID(ID string) string {
return cleanPrefix(ID, "/hostedzone/")
}
// cleanPrefix removes a string prefix from an ID
func cleanPrefix(ID, prefix string) string {
if strings.HasPrefix(ID, prefix) {
ID = strings.TrimPrefix(ID, prefix)
}
return ID
}
func getNameServers(zoneId string, zoneName string, r53 *route53.Route53) ([]string, error) {
resp, err := r53.ListResourceRecordSets(&route53.ListResourceRecordSetsInput{
HostedZoneId: aws.String(zoneId),
StartRecordName: aws.String(zoneName),
StartRecordType: aws.String("NS"),
})
if err != nil {
return nil, err
}
if len(resp.ResourceRecordSets) == 0 {
return nil, nil
}
ns := make([]string, len(resp.ResourceRecordSets[0].ResourceRecords))
for i := range resp.ResourceRecordSets[0].ResourceRecords {
ns[i] = *resp.ResourceRecordSets[0].ResourceRecords[i].Value
}
sort.Strings(ns)
return ns, nil
}