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private_dns_a_record_resource.go
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private_dns_a_record_resource.go
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package privatedns
import (
"fmt"
"time"
"github.com/Azure/azure-sdk-for-go/services/privatedns/mgmt/2018-09-01/privatedns"
"github.com/kevinklinger/terraform-provider-azurerm/v2/helpers/azure"
"github.com/kevinklinger/terraform-provider-azurerm/v2/helpers/tf"
"github.com/kevinklinger/terraform-provider-azurerm/v2/helpers/validate"
"github.com/kevinklinger/terraform-provider-azurerm/v2/internal/clients"
"github.com/kevinklinger/terraform-provider-azurerm/v2/internal/services/privatedns/parse"
"github.com/kevinklinger/terraform-provider-azurerm/v2/internal/tags"
"github.com/kevinklinger/terraform-provider-azurerm/v2/internal/tf/pluginsdk"
"github.com/kevinklinger/terraform-provider-azurerm/v2/internal/timeouts"
"github.com/kevinklinger/terraform-provider-azurerm/v2/utils"
)
func resourcePrivateDnsARecord() *pluginsdk.Resource {
return &pluginsdk.Resource{
Create: resourcePrivateDnsARecordCreateUpdate,
Read: resourcePrivateDnsARecordRead,
Update: resourcePrivateDnsARecordCreateUpdate,
Delete: resourcePrivateDnsARecordDelete,
Importer: pluginsdk.ImporterValidatingResourceId(func(id string) error {
_, err := parse.ARecordID(id)
return err
}),
Timeouts: &pluginsdk.ResourceTimeout{
Create: pluginsdk.DefaultTimeout(30 * time.Minute),
Read: pluginsdk.DefaultTimeout(5 * time.Minute),
Update: pluginsdk.DefaultTimeout(30 * time.Minute),
Delete: pluginsdk.DefaultTimeout(30 * time.Minute),
},
Schema: map[string]*pluginsdk.Schema{
"name": {
Type: pluginsdk.TypeString,
Required: true,
ForceNew: true,
// lower-cased due to the broken API https://github.com/Azure/azure-rest-api-specs/issues/6641
ValidateFunc: validate.LowerCasedString,
},
// TODO: make this case sensitive once the API's fixed https://github.com/Azure/azure-rest-api-specs/issues/6641
"resource_group_name": azure.SchemaResourceGroupNameDiffSuppress(),
"zone_name": {
Type: pluginsdk.TypeString,
Required: true,
},
"records": {
Type: pluginsdk.TypeSet,
Required: true,
MaxItems: 20,
Elem: &pluginsdk.Schema{Type: pluginsdk.TypeString},
Set: pluginsdk.HashString,
},
"ttl": {
Type: pluginsdk.TypeInt,
Required: true,
},
"fqdn": {
Type: pluginsdk.TypeString,
Computed: true,
},
"tags": tags.Schema(),
},
}
}
func resourcePrivateDnsARecordCreateUpdate(d *pluginsdk.ResourceData, meta interface{}) error {
client := meta.(*clients.Client).PrivateDns.RecordSetsClient
subscriptionId := meta.(*clients.Client).Account.SubscriptionId
ctx, cancel := timeouts.ForCreateUpdate(meta.(*clients.Client).StopContext, d)
defer cancel()
resourceId := parse.NewARecordID(subscriptionId, d.Get("resource_group_name").(string), d.Get("zone_name").(string), d.Get("name").(string))
if d.IsNewResource() {
existing, err := client.Get(ctx, resourceId.ResourceGroup, resourceId.PrivateDnsZoneName, privatedns.A, resourceId.AName)
if err != nil {
if !utils.ResponseWasNotFound(existing.Response) {
return fmt.Errorf("checking for presence of existing %s: %+v", resourceId, err)
}
}
if !utils.ResponseWasNotFound(existing.Response) {
return tf.ImportAsExistsError("azurerm_private_dns_a_record", *existing.ID)
}
}
ttl := int64(d.Get("ttl").(int))
t := d.Get("tags").(map[string]interface{})
parameters := privatedns.RecordSet{
Name: utils.String(resourceId.AName),
RecordSetProperties: &privatedns.RecordSetProperties{
Metadata: tags.Expand(t),
TTL: &ttl,
ARecords: expandAzureRmPrivateDnsARecords(d),
},
}
eTag := ""
ifNoneMatch := "" // set to empty to allow updates to records after creation
if _, err := client.CreateOrUpdate(ctx, resourceId.ResourceGroup, resourceId.PrivateDnsZoneName, privatedns.A, resourceId.AName, parameters, eTag, ifNoneMatch); err != nil {
return fmt.Errorf("creating/updating %s: %+v", resourceId, err)
}
d.SetId(resourceId.ID())
return resourcePrivateDnsARecordRead(d, meta)
}
func resourcePrivateDnsARecordRead(d *pluginsdk.ResourceData, meta interface{}) error {
dnsClient := meta.(*clients.Client).PrivateDns.RecordSetsClient
ctx, cancel := timeouts.ForRead(meta.(*clients.Client).StopContext, d)
defer cancel()
id, err := parse.ARecordID(d.Id())
if err != nil {
return err
}
resp, err := dnsClient.Get(ctx, id.ResourceGroup, id.PrivateDnsZoneName, privatedns.A, id.AName)
if err != nil {
if utils.ResponseWasNotFound(resp.Response) {
d.SetId("")
return nil
}
return fmt.Errorf("retrieving %s: %+v", id, err)
}
d.Set("name", id.AName)
d.Set("zone_name", id.PrivateDnsZoneName)
d.Set("resource_group_name", id.ResourceGroup)
d.Set("ttl", resp.TTL)
d.Set("fqdn", resp.Fqdn)
if err := d.Set("records", flattenAzureRmPrivateDnsARecords(resp.ARecords)); err != nil {
return err
}
return tags.FlattenAndSet(d, resp.Metadata)
}
func resourcePrivateDnsARecordDelete(d *pluginsdk.ResourceData, meta interface{}) error {
dnsClient := meta.(*clients.Client).PrivateDns.RecordSetsClient
ctx, cancel := timeouts.ForDelete(meta.(*clients.Client).StopContext, d)
defer cancel()
id, err := parse.ARecordID(d.Id())
if err != nil {
return err
}
if _, err := dnsClient.Delete(ctx, id.ResourceGroup, id.PrivateDnsZoneName, privatedns.A, id.AName, ""); err != nil {
return fmt.Errorf("deleting %s: %+v", id, err)
}
return nil
}
func flattenAzureRmPrivateDnsARecords(records *[]privatedns.ARecord) []string {
results := make([]string, 0)
if records == nil {
return results
}
for _, record := range *records {
if record.Ipv4Address == nil {
continue
}
results = append(results, *record.Ipv4Address)
}
return results
}
func expandAzureRmPrivateDnsARecords(d *pluginsdk.ResourceData) *[]privatedns.ARecord {
recordStrings := d.Get("records").(*pluginsdk.Set).List()
records := make([]privatedns.ARecord, len(recordStrings))
for i, v := range recordStrings {
ipv4 := v.(string)
records[i] = privatedns.ARecord{
Ipv4Address: &ipv4,
}
}
return &records
}