mirror of
https://github.com/opentofu/opentofu.git
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351 lines
10 KiB
Go
351 lines
10 KiB
Go
package openstack
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import (
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"bytes"
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"fmt"
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"log"
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"time"
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"github.com/gophercloud/gophercloud"
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"github.com/gophercloud/gophercloud/openstack/blockstorage/v2/volumes"
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"github.com/gophercloud/gophercloud/openstack/compute/v2/extensions/volumeattach"
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"github.com/hashicorp/terraform/helper/hashcode"
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"github.com/hashicorp/terraform/helper/resource"
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"github.com/hashicorp/terraform/helper/schema"
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)
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func resourceBlockStorageVolumeV2() *schema.Resource {
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return &schema.Resource{
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Create: resourceBlockStorageVolumeV2Create,
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Read: resourceBlockStorageVolumeV2Read,
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Update: resourceBlockStorageVolumeV2Update,
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Delete: resourceBlockStorageVolumeV2Delete,
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Importer: &schema.ResourceImporter{
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State: schema.ImportStatePassthrough,
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},
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Timeouts: &schema.ResourceTimeout{
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Create: schema.DefaultTimeout(10 * time.Minute),
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Delete: schema.DefaultTimeout(10 * time.Minute),
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},
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Schema: map[string]*schema.Schema{
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"region": &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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DefaultFunc: schema.EnvDefaultFunc("OS_REGION_NAME", ""),
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},
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"size": &schema.Schema{
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Type: schema.TypeInt,
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Required: true,
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ForceNew: true,
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},
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"name": &schema.Schema{
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Type: schema.TypeString,
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Optional: true,
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ForceNew: false,
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},
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"description": &schema.Schema{
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Type: schema.TypeString,
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Optional: true,
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ForceNew: false,
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},
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"availability_zone": &schema.Schema{
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Type: schema.TypeString,
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Optional: true,
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ForceNew: true,
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Computed: true,
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},
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"metadata": &schema.Schema{
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Type: schema.TypeMap,
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Optional: true,
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ForceNew: false,
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Computed: true,
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},
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"snapshot_id": &schema.Schema{
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Type: schema.TypeString,
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Optional: true,
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ForceNew: true,
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},
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"source_vol_id": &schema.Schema{
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Type: schema.TypeString,
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Optional: true,
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ForceNew: true,
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},
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"image_id": &schema.Schema{
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Type: schema.TypeString,
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Optional: true,
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ForceNew: true,
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},
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"volume_type": &schema.Schema{
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Type: schema.TypeString,
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Optional: true,
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ForceNew: true,
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Computed: true,
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},
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"consistency_group_id": &schema.Schema{
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Type: schema.TypeString,
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Optional: true,
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ForceNew: true,
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},
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"source_replica": &schema.Schema{
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Type: schema.TypeString,
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Optional: true,
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ForceNew: true,
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},
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"attachment": &schema.Schema{
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Type: schema.TypeSet,
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Computed: true,
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Elem: &schema.Resource{
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Schema: map[string]*schema.Schema{
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"id": &schema.Schema{
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Type: schema.TypeString,
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Computed: true,
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},
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"instance_id": &schema.Schema{
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Type: schema.TypeString,
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Computed: true,
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},
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"device": &schema.Schema{
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Type: schema.TypeString,
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Computed: true,
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},
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},
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},
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Set: resourceVolumeV2AttachmentHash,
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},
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},
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}
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}
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func resourceBlockStorageVolumeV2Create(d *schema.ResourceData, meta interface{}) error {
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config := meta.(*Config)
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blockStorageClient, err := config.blockStorageV2Client(GetRegion(d))
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if err != nil {
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return fmt.Errorf("Error creating OpenStack block storage client: %s", err)
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}
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createOpts := &volumes.CreateOpts{
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AvailabilityZone: d.Get("availability_zone").(string),
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ConsistencyGroupID: d.Get("consistency_group_id").(string),
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Description: d.Get("description").(string),
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ImageID: d.Get("image_id").(string),
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Metadata: resourceContainerMetadataV2(d),
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Name: d.Get("name").(string),
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Size: d.Get("size").(int),
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SnapshotID: d.Get("snapshot_id").(string),
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SourceReplica: d.Get("source_replica").(string),
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SourceVolID: d.Get("source_vol_id").(string),
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VolumeType: d.Get("volume_type").(string),
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}
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log.Printf("[DEBUG] Create Options: %#v", createOpts)
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v, err := volumes.Create(blockStorageClient, createOpts).Extract()
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if err != nil {
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return fmt.Errorf("Error creating OpenStack volume: %s", err)
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}
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log.Printf("[INFO] Volume ID: %s", v.ID)
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// Wait for the volume to become available.
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log.Printf(
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"[DEBUG] Waiting for volume (%s) to become available",
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v.ID)
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stateConf := &resource.StateChangeConf{
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Pending: []string{"downloading", "creating"},
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Target: []string{"available"},
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Refresh: VolumeV2StateRefreshFunc(blockStorageClient, v.ID),
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Timeout: d.Timeout(schema.TimeoutCreate),
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Delay: 10 * time.Second,
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MinTimeout: 3 * time.Second,
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}
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_, err = stateConf.WaitForState()
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if err != nil {
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return fmt.Errorf(
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"Error waiting for volume (%s) to become ready: %s",
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v.ID, err)
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}
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// Store the ID now
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d.SetId(v.ID)
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return resourceBlockStorageVolumeV2Read(d, meta)
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}
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func resourceBlockStorageVolumeV2Read(d *schema.ResourceData, meta interface{}) error {
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config := meta.(*Config)
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blockStorageClient, err := config.blockStorageV2Client(GetRegion(d))
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if err != nil {
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return fmt.Errorf("Error creating OpenStack block storage client: %s", err)
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}
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v, err := volumes.Get(blockStorageClient, d.Id()).Extract()
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if err != nil {
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return CheckDeleted(d, err, "volume")
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}
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log.Printf("[DEBUG] Retrieved volume %s: %+v", d.Id(), v)
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d.Set("size", v.Size)
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d.Set("description", v.Description)
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d.Set("availability_zone", v.AvailabilityZone)
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d.Set("name", v.Name)
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d.Set("snapshot_id", v.SnapshotID)
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d.Set("source_vol_id", v.SourceVolID)
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d.Set("volume_type", v.VolumeType)
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d.Set("metadata", v.Metadata)
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d.Set("region", GetRegion(d))
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attachments := make([]map[string]interface{}, len(v.Attachments))
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for i, attachment := range v.Attachments {
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attachments[i] = make(map[string]interface{})
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attachments[i]["id"] = attachment.ID
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attachments[i]["instance_id"] = attachment.ServerID
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attachments[i]["device"] = attachment.Device
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log.Printf("[DEBUG] attachment: %v", attachment)
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}
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d.Set("attachment", attachments)
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return nil
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}
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func resourceBlockStorageVolumeV2Update(d *schema.ResourceData, meta interface{}) error {
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config := meta.(*Config)
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blockStorageClient, err := config.blockStorageV2Client(GetRegion(d))
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if err != nil {
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return fmt.Errorf("Error creating OpenStack block storage client: %s", err)
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}
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updateOpts := volumes.UpdateOpts{
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Name: d.Get("name").(string),
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Description: d.Get("description").(string),
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}
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if d.HasChange("metadata") {
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updateOpts.Metadata = resourceVolumeMetadataV2(d)
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}
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_, err = volumes.Update(blockStorageClient, d.Id(), updateOpts).Extract()
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if err != nil {
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return fmt.Errorf("Error updating OpenStack volume: %s", err)
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}
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return resourceBlockStorageVolumeV2Read(d, meta)
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}
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func resourceBlockStorageVolumeV2Delete(d *schema.ResourceData, meta interface{}) error {
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config := meta.(*Config)
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blockStorageClient, err := config.blockStorageV2Client(GetRegion(d))
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if err != nil {
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return fmt.Errorf("Error creating OpenStack block storage client: %s", err)
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}
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v, err := volumes.Get(blockStorageClient, d.Id()).Extract()
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if err != nil {
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return CheckDeleted(d, err, "volume")
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}
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// make sure this volume is detached from all instances before deleting
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if len(v.Attachments) > 0 {
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log.Printf("[DEBUG] detaching volumes")
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if computeClient, err := config.computeV2Client(GetRegion(d)); err != nil {
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return err
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} else {
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for _, volumeAttachment := range v.Attachments {
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log.Printf("[DEBUG] Attachment: %v", volumeAttachment)
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if err := volumeattach.Delete(computeClient, volumeAttachment.ServerID, volumeAttachment.ID).ExtractErr(); err != nil {
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return err
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}
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}
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stateConf := &resource.StateChangeConf{
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Pending: []string{"in-use", "attaching", "detaching"},
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Target: []string{"available"},
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Refresh: VolumeV2StateRefreshFunc(blockStorageClient, d.Id()),
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Timeout: 10 * time.Minute,
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Delay: 10 * time.Second,
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MinTimeout: 3 * time.Second,
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}
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_, err = stateConf.WaitForState()
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if err != nil {
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return fmt.Errorf(
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"Error waiting for volume (%s) to become available: %s",
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d.Id(), err)
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}
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}
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}
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// It's possible that this volume was used as a boot device and is currently
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// in a "deleting" state from when the instance was terminated.
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// If this is true, just move on. It'll eventually delete.
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if v.Status != "deleting" {
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if err := volumes.Delete(blockStorageClient, d.Id()).ExtractErr(); err != nil {
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return CheckDeleted(d, err, "volume")
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}
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}
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// Wait for the volume to delete before moving on.
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log.Printf("[DEBUG] Waiting for volume (%s) to delete", d.Id())
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stateConf := &resource.StateChangeConf{
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Pending: []string{"deleting", "downloading", "available"},
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Target: []string{"deleted"},
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Refresh: VolumeV2StateRefreshFunc(blockStorageClient, d.Id()),
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Timeout: d.Timeout(schema.TimeoutDelete),
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Delay: 10 * time.Second,
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MinTimeout: 3 * time.Second,
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}
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_, err = stateConf.WaitForState()
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if err != nil {
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return fmt.Errorf(
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"Error waiting for volume (%s) to delete: %s",
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d.Id(), err)
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}
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d.SetId("")
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return nil
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}
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func resourceVolumeMetadataV2(d *schema.ResourceData) map[string]string {
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m := make(map[string]string)
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for key, val := range d.Get("metadata").(map[string]interface{}) {
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m[key] = val.(string)
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}
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return m
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}
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// VolumeV2StateRefreshFunc returns a resource.StateRefreshFunc that is used to watch
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// an OpenStack volume.
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func VolumeV2StateRefreshFunc(client *gophercloud.ServiceClient, volumeID string) resource.StateRefreshFunc {
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return func() (interface{}, string, error) {
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v, err := volumes.Get(client, volumeID).Extract()
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if err != nil {
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if _, ok := err.(gophercloud.ErrDefault404); ok {
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return v, "deleted", nil
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}
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return nil, "", err
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}
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if v.Status == "error" {
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return v, v.Status, fmt.Errorf("There was an error creating the volume. " +
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"Please check with your cloud admin or check the Block Storage " +
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"API logs to see why this error occurred.")
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}
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return v, v.Status, nil
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}
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}
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func resourceVolumeV2AttachmentHash(v interface{}) int {
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var buf bytes.Buffer
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m := v.(map[string]interface{})
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if m["instance_id"] != nil {
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buf.WriteString(fmt.Sprintf("%s-", m["instance_id"].(string)))
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}
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return hashcode.String(buf.String())
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}
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