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resource_arm_snapshot.go
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resource_arm_snapshot.go
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package azurerm
import (
"fmt"
"log"
"regexp"
"github.com/Azure/azure-sdk-for-go/services/compute/mgmt/2017-12-01/compute"
"github.com/hashicorp/terraform/helper/schema"
"github.com/hashicorp/terraform/helper/validation"
"github.com/terraform-providers/terraform-provider-azurerm/azurerm/utils"
)
func resourceArmSnapshot() *schema.Resource {
return &schema.Resource{
Create: resourceArmSnapshotCreateUpdate,
Read: resourceArmSnapshotRead,
Update: resourceArmSnapshotCreateUpdate,
Delete: resourceArmSnapshotDelete,
Importer: &schema.ResourceImporter{
State: schema.ImportStatePassthrough,
},
Schema: map[string]*schema.Schema{
"name": {
Type: schema.TypeString,
Required: true,
ForceNew: true,
ValidateFunc: validateSnapshotName,
},
"location": locationSchema(),
"resource_group_name": resourceGroupNameSchema(),
"create_option": {
Type: schema.TypeString,
Required: true,
ValidateFunc: validation.StringInSlice([]string{
string(compute.Copy),
string(compute.Import),
}, true),
DiffSuppressFunc: ignoreCaseDiffSuppressFunc,
},
"source_uri": {
Type: schema.TypeString,
Optional: true,
ForceNew: true,
},
"source_resource_id": {
Type: schema.TypeString,
Optional: true,
ForceNew: true,
},
"storage_account_id": {
Type: schema.TypeString,
Optional: true,
ForceNew: true,
},
"disk_size_gb": {
Type: schema.TypeInt,
Optional: true,
Computed: true,
},
"encryption_settings": encryptionSettingsSchema(),
"tags": tagsSchema(),
},
}
}
func resourceArmSnapshotCreateUpdate(d *schema.ResourceData, meta interface{}) error {
client := meta.(*ArmClient).snapshotsClient
ctx := meta.(*ArmClient).StopContext
name := d.Get("name").(string)
resourceGroup := d.Get("resource_group_name").(string)
location := azureRMNormalizeLocation(d.Get("location").(string))
createOption := d.Get("create_option").(string)
tags := d.Get("tags").(map[string]interface{})
properties := compute.Snapshot{
Location: utils.String(location),
DiskProperties: &compute.DiskProperties{
CreationData: &compute.CreationData{
CreateOption: compute.DiskCreateOption(createOption),
},
},
Tags: expandTags(tags),
}
if v, ok := d.GetOk("source_uri"); ok {
properties.DiskProperties.CreationData.SourceURI = utils.String(v.(string))
}
if v, ok := d.GetOk("source_resource_id"); ok {
properties.DiskProperties.CreationData.SourceResourceID = utils.String(v.(string))
}
if v, ok := d.GetOk("storage_account_id"); ok {
properties.DiskProperties.CreationData.StorageAccountID = utils.String(v.(string))
}
diskSizeGB := d.Get("disk_size_gb").(int)
if diskSizeGB > 0 {
properties.DiskProperties.DiskSizeGB = utils.Int32(int32(diskSizeGB))
}
if v, ok := d.GetOk("encryption_settings"); ok {
encryptionSettings := v.([]interface{})
settings := encryptionSettings[0].(map[string]interface{})
properties.EncryptionSettings = expandManagedDiskEncryptionSettings(settings)
}
future, err := client.CreateOrUpdate(ctx, resourceGroup, name, properties)
if err != nil {
return err
}
err = future.WaitForCompletionRef(ctx, client.Client)
if err != nil {
return err
}
resp, err := client.Get(ctx, resourceGroup, name)
if err != nil {
return err
}
d.SetId(*resp.ID)
return resourceArmSnapshotRead(d, meta)
}
func resourceArmSnapshotRead(d *schema.ResourceData, meta interface{}) error {
client := meta.(*ArmClient).snapshotsClient
ctx := meta.(*ArmClient).StopContext
id, err := parseAzureResourceID(d.Id())
if err != nil {
return err
}
resourceGroup := id.ResourceGroup
name := id.Path["snapshots"]
resp, err := client.Get(ctx, resourceGroup, name)
if err != nil {
if utils.ResponseWasNotFound(resp.Response) {
log.Printf("[INFO] Error reading Snapshot %q - removing from state", d.Id())
d.SetId("")
return nil
}
return fmt.Errorf("Error making Read request on Snapshot %q: %+v", name, err)
}
d.Set("name", resp.Name)
d.Set("resource_group_name", resourceGroup)
if location := resp.Location; location != nil {
d.Set("location", azureRMNormalizeLocation(*location))
}
if props := resp.DiskProperties; props != nil {
if data := props.CreationData; data != nil {
d.Set("create_option", string(data.CreateOption))
if accountId := data.StorageAccountID; accountId != nil {
d.Set("storage_account_id", accountId)
}
}
if props.DiskSizeGB != nil {
d.Set("disk_size_gb", int(*props.DiskSizeGB))
}
if props.EncryptionSettings != nil {
d.Set("encryption_settings", flattenManagedDiskEncryptionSettings(props.EncryptionSettings))
}
}
flattenAndSetTags(d, resp.Tags)
return nil
}
func resourceArmSnapshotDelete(d *schema.ResourceData, meta interface{}) error {
client := meta.(*ArmClient).snapshotsClient
ctx := meta.(*ArmClient).StopContext
id, err := parseAzureResourceID(d.Id())
if err != nil {
return err
}
resourceGroup := id.ResourceGroup
name := id.Path["snapshots"]
future, err := client.Delete(ctx, resourceGroup, name)
if err != nil {
return fmt.Errorf("Error deleting Snapshot: %+v", err)
}
err = future.WaitForCompletionRef(ctx, client.Client)
if err != nil {
return fmt.Errorf("Error deleting Snapshot: %+v", err)
}
return nil
}
func validateSnapshotName(v interface{}, k string) (ws []string, errors []error) {
// a-z, A-Z, 0-9, _ and -. The max name length is 80
value := v.(string)
r, _ := regexp.Compile("^[A-Za-z0-9_-]+$")
if !r.MatchString(value) {
errors = append(errors, fmt.Errorf("Snapshot Names can only contain alphanumeric characters and underscores."))
}
length := len(value)
if length > 80 {
errors = append(errors, fmt.Errorf("Snapshot Name can be up to 80 characters, currently %d.", length))
}
return
}