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resource_openstack_compute_volume_attach_v2.go
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resource_openstack_compute_volume_attach_v2.go
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package openstack
import (
"fmt"
"log"
"time"
"github.com/gophercloud/gophercloud/openstack/compute/v2/extensions/volumeattach"
"github.com/hashicorp/terraform/helper/resource"
"github.com/hashicorp/terraform/helper/schema"
)
func resourceComputeVolumeAttachV2() *schema.Resource {
return &schema.Resource{
Create: resourceComputeVolumeAttachV2Create,
Read: resourceComputeVolumeAttachV2Read,
Delete: resourceComputeVolumeAttachV2Delete,
Importer: &schema.ResourceImporter{
State: schema.ImportStatePassthrough,
},
Timeouts: &schema.ResourceTimeout{
Create: schema.DefaultTimeout(10 * time.Minute),
Delete: schema.DefaultTimeout(10 * time.Minute),
},
Schema: map[string]*schema.Schema{
"region": &schema.Schema{
Type: schema.TypeString,
Optional: true,
Computed: true,
ForceNew: true,
},
"instance_id": &schema.Schema{
Type: schema.TypeString,
Required: true,
ForceNew: true,
},
"volume_id": &schema.Schema{
Type: schema.TypeString,
Required: true,
ForceNew: true,
},
"device": &schema.Schema{
Type: schema.TypeString,
Computed: true,
Optional: true,
},
"multiattach": &schema.Schema{
Type: schema.TypeBool,
Optional: true,
ForceNew: true,
},
},
}
}
func resourceComputeVolumeAttachV2Create(d *schema.ResourceData, meta interface{}) error {
config := meta.(*Config)
computeClient, err := config.computeV2Client(GetRegion(d, config))
if err != nil {
return fmt.Errorf("Error creating OpenStack compute client: %s", err)
}
instanceId := d.Get("instance_id").(string)
volumeId := d.Get("volume_id").(string)
var device string
if v, ok := d.GetOk("device"); ok {
device = v.(string)
}
attachOpts := volumeattach.CreateOpts{
Device: device,
VolumeID: volumeId,
}
log.Printf("[DEBUG] openstack_compute_volume_attach_v2 attach options %s: %#v", instanceId, attachOpts)
if v := d.Get("multiattach").(bool); v {
computeClient.Microversion = "2.60"
}
attachment, err := volumeattach.Create(computeClient, instanceId, attachOpts).Extract()
if err != nil {
return fmt.Errorf("Error creating openstack_compute_volume_attach_v2 %s: %s", instanceId, err)
}
stateConf := &resource.StateChangeConf{
Pending: []string{"ATTACHING"},
Target: []string{"ATTACHED"},
Refresh: computeVolumeAttachV2AttachFunc(computeClient, instanceId, attachment.ID),
Timeout: d.Timeout(schema.TimeoutCreate),
Delay: 5 * time.Second,
MinTimeout: 3 * time.Second,
}
if _, err = stateConf.WaitForState(); err != nil {
return fmt.Errorf("Error attaching openstack_compute_volume_attach_v2 %s: %s", instanceId, err)
}
// Use the instance ID and attachment ID as the resource ID.
// This is because an attachment cannot be retrieved just by its ID alone.
id := fmt.Sprintf("%s/%s", instanceId, attachment.ID)
d.SetId(id)
return resourceComputeVolumeAttachV2Read(d, meta)
}
func resourceComputeVolumeAttachV2Read(d *schema.ResourceData, meta interface{}) error {
config := meta.(*Config)
computeClient, err := config.computeV2Client(GetRegion(d, config))
if err != nil {
return fmt.Errorf("Error creating OpenStack compute client: %s", err)
}
instanceId, attachmentId, err := computeVolumeAttachV2ParseID(d.Id())
if err != nil {
return err
}
attachment, err := volumeattach.Get(computeClient, instanceId, attachmentId).Extract()
if err != nil {
return CheckDeleted(d, err, "Error retrieving openstack_compute_volume_attach_v2")
}
log.Printf("[DEBUG] Retrieved openstack_compute_volume_attach_v2 %s: %#v", d.Id(), attachment)
d.Set("instance_id", attachment.ServerID)
d.Set("volume_id", attachment.VolumeID)
d.Set("device", attachment.Device)
d.Set("region", GetRegion(d, config))
return nil
}
func resourceComputeVolumeAttachV2Delete(d *schema.ResourceData, meta interface{}) error {
config := meta.(*Config)
computeClient, err := config.computeV2Client(GetRegion(d, config))
if err != nil {
return fmt.Errorf("Error creating OpenStack compute client: %s", err)
}
instanceId, attachmentId, err := computeVolumeAttachV2ParseID(d.Id())
if err != nil {
return err
}
stateConf := &resource.StateChangeConf{
Pending: []string{""},
Target: []string{"DETACHED"},
Refresh: computeVolumeAttachV2DetachFunc(computeClient, instanceId, attachmentId),
Timeout: d.Timeout(schema.TimeoutDelete),
Delay: 5 * time.Second,
MinTimeout: 3 * time.Second,
}
if _, err = stateConf.WaitForState(); err != nil {
return fmt.Errorf("Error detaching openstack_compute_volume_attach_v2 %s: %s", d.Id(), err)
}
return nil
}