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Merge pull request #8172 from jtopjian/openstack-volumeattach-fix 

provider/openstack: Volume Attachment and Detachment Fixes
This commit is contained in:
Joe Topjian 2016-08-24 09:36:23 -06:00 committed by GitHub
parent 9ebc48667e beee89c521
commit 49bda267c9
2 changed files with 238 additions and 74 deletions
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102
builtin/providers/openstack/resource_openstack_compute_instance_v2.go
View File

@ -24,7 +24,6 @@ import (
"github.com/rackspace/gophercloud/openstack/compute/v2/flavors"
"github.com/rackspace/gophercloud/openstack/compute/v2/images"
"github.com/rackspace/gophercloud/openstack/compute/v2/servers"
"github.com/rackspace/gophercloud/pagination"
)
func resourceComputeInstanceV2() *schema.Resource {
@ -238,17 +237,16 @@ func resourceComputeInstanceV2() *schema.Resource {
"volume": &schema.Schema{
Type: schema.TypeSet,
Optional: true,
Computed: true,
Elem: &schema.Resource{
Schema: map[string]*schema.Schema{
"id": &schema.Schema{
Type: schema.TypeString,
Optional: true,
Computed: true,
},
"volume_id": &schema.Schema{
Type: schema.TypeString,
Optional: true,
Computed: true,
Required: true,
},
"device": &schema.Schema{
Type: schema.TypeString,
@ -351,12 +349,6 @@ func resourceComputeInstanceV2Create(d *schema.ResourceData, meta interface{}) e
return err
}
// determine if volume configuration is correct
// this includes ensuring volume_ids are set
if err := checkVolumeConfig(d); err != nil {
return err
}
// determine if block_device configuration is correct
// this includes valid combinations and required attributes
if err := checkBlockDeviceConfig(d); err != nil {
@ -712,16 +704,12 @@ func resourceComputeInstanceV2Update(d *schema.ResourceData, meta interface{}) e
}
if d.HasChange("volume") {
// ensure the volume configuration is correct
if err := checkVolumeConfig(d); err != nil {
return err
}
// old attachments and new attachments
oldAttachments, newAttachments := d.GetChange("volume")
// for each old attachment, detach the volume
oldAttachmentSet := oldAttachments.(*schema.Set).List()
log.Printf("[DEBUG] Attempting to detach the following volumes: %#v", oldAttachmentSet)
if blockClient, err := config.blockStorageV1Client(d.Get("region").(string)); err != nil {
return err
} else {
@ -814,6 +802,22 @@ func resourceComputeInstanceV2Delete(d *schema.ResourceData, meta interface{}) e
return fmt.Errorf("Error creating OpenStack compute client: %s", err)
}
// Make sure all volumes are detached before deleting
volumes := d.Get("volume")
if volumeSet, ok := volumes.(*schema.Set); ok {
volumeList := volumeSet.List()
if len(volumeList) > 0 {
log.Printf("[DEBUG] Attempting to detach the following volumes: %#v", volumeList)
if blockClient, err := config.blockStorageV1Client(d.Get("region").(string)); err != nil {
return err
} else {
if err := detachVolumesFromInstance(computeClient, blockClient, d.Id(), volumeList); err != nil {
return err
}
}
}
}
if d.Get("stop_before_destroy").(bool) {
err = startstop.Stop(computeClient, d.Id()).ExtractErr()
if err != nil {
@ -1397,6 +1401,7 @@ func detachVolumesFromInstance(computeClient *gophercloud.ServiceClient, blockCl
va := v.(map[string]interface{})
aId := va["id"].(string)
log.Printf("[INFO] Attempting to detach volume %s", va["volume_id"])
if err := volumeattach.Delete(computeClient, serverId, aId).ExtractErr(); err != nil {
return err
}
@ -1420,68 +1425,43 @@ func detachVolumesFromInstance(computeClient *gophercloud.ServiceClient, blockCl
}
func getVolumeAttachments(computeClient *gophercloud.ServiceClient, d *schema.ResourceData) error {
var attachments []volumeattach.VolumeAttachment
err := volumeattach.List(computeClient, d.Id()).EachPage(func(page pagination.Page) (bool, error) {
actual, err := volumeattach.ExtractVolumeAttachments(page)
if err != nil {
return false, err
}
attachments = actual
return true, nil
})
var vols []map[string]interface{}
allPages, err := volumeattach.List(computeClient, d.Id()).AllPages()
if err != nil {
return err
}
var vols []map[string]interface{}
for _, attachment := range attachments {
// ignore the volume if it is attached as a root device
rootDevFound := false
for _, rootDev := range []string{"/dev/vda", "/dev/xda", "/dev/sda", "/dev/xvda"} {
if attachment.Device == rootDev {
rootDevFound = true
}
}
if rootDevFound {
continue
allVolumeAttachments, err := volumeattach.ExtractVolumeAttachments(allPages)
if err != nil {
return err
}
if v, ok := d.GetOk("volume"); ok {
volumes := v.(*schema.Set).List()
for _, volume := range volumes {
if volumeMap, ok := volume.(map[string]interface{}); ok {
if v, ok := volumeMap["volume_id"].(string); ok {
for _, volumeAttachment := range allVolumeAttachments {
if v == volumeAttachment.ID {
vol := make(map[string]interface{})
vol["id"] = attachment.ID
vol["volume_id"] = attachment.VolumeID
vol["device"] = attachment.Device
vol["id"] = volumeAttachment.ID
vol["volume_id"] = volumeAttachment.VolumeID
vol["device"] = volumeAttachment.Device
vols = append(vols, vol)
}
}
}
}
}
}
log.Printf("[INFO] Volume attachments: %v", vols)
d.Set("volume", vols)
return nil
}
func checkVolumeConfig(d *schema.ResourceData) error {
// Although a volume_id is required to attach a volume, in order to be able to report
// the attached volumes of an instance, it must be "computed" and thus "optional".
// This accounts for situations such as "boot from volume" as well as volumes being
// attached to the instance outside of Terraform.
if v := d.Get("volume"); v != nil {
vols := v.(*schema.Set).List()
if len(vols) > 0 {
for _, v := range vols {
va := v.(map[string]interface{})
if va["volume_id"].(string) == "" {
return fmt.Errorf("A volume_id must be specified when attaching volumes.")
}
}
}
}
return nil
}
func checkBlockDeviceConfig(d *schema.ResourceData) error {
if vL, ok := d.GetOk("block_device"); ok {
for _, v := range vL.([]interface{}) {

208
builtin/providers/openstack/resource_openstack_compute_instance_v2_test.go
View File

@ -8,6 +8,7 @@ import (
"github.com/hashicorp/terraform/helper/resource"
"github.com/hashicorp/terraform/terraform"
"github.com/rackspace/gophercloud"
"github.com/rackspace/gophercloud/openstack/blockstorage/v1/volumes"
"github.com/rackspace/gophercloud/openstack/compute/v2/extensions/floatingip"
"github.com/rackspace/gophercloud/openstack/compute/v2/extensions/secgroups"
@ -148,6 +149,11 @@ func TestAccComputeV2Instance_volumeDetachPostCreation(t *testing.T) {
}`)
var testAccComputeV2Instance_volumeDetachPostCreationInstance = fmt.Sprintf(`
resource "openstack_blockstorage_volume_v1" "myvol" {
name = "myvol"
size = 1
}
resource "openstack_compute_instance_v2" "foo" {
name = "terraform-test"
security_groups = ["default"]
@ -169,7 +175,7 @@ func TestAccComputeV2Instance_volumeDetachPostCreation(t *testing.T) {
resource.TestStep{
Config: testAccComputeV2Instance_volumeDetachPostCreationInstance,
Check: resource.ComposeTestCheckFunc(
testAccCheckBlockStorageV1VolumeDoesNotExist(t, "openstack_blockstorage_volume_v1.myvol", &volume),
testAccCheckBlockStorageV1VolumeExists(t, "openstack_blockstorage_volume_v1.myvol", &volume),
testAccCheckComputeV2InstanceExists(t, "openstack_compute_instance_v2.foo", &instance),
testAccCheckComputeV2InstanceVolumesDetached(&instance),
),
@ -178,11 +184,12 @@ func TestAccComputeV2Instance_volumeDetachPostCreation(t *testing.T) {
})
}
func TestAccComputeV2Instance_additionalVolumeDetachPostCreation(t *testing.T) {
func TestAccComputeV2Instance_volumeDetachAdditionalVolumePostCreation(t *testing.T) {
var instance servers.Server
var volume volumes.Volume
var volume_1 volumes.Volume
var volume_2 volumes.Volume
var testAccComputeV2Instance_volumeDetachPostCreationInstanceAndAdditionalVolume = fmt.Sprintf(`
var testAccComputeV2Instance_volumeDetachAdditionalVolumePostCreationInstanceAndVolume = fmt.Sprintf(`
resource "openstack_blockstorage_volume_v1" "root_volume" {
name = "root_volume"
@ -246,22 +253,22 @@ func TestAccComputeV2Instance_additionalVolumeDetachPostCreation(t *testing.T) {
CheckDestroy: testAccCheckComputeV2InstanceDestroy,
Steps: []resource.TestStep{
resource.TestStep{
Config: testAccComputeV2Instance_volumeDetachPostCreationInstanceAndAdditionalVolume,
Config: testAccComputeV2Instance_volumeDetachAdditionalVolumePostCreationInstanceAndVolume,
Check: resource.ComposeTestCheckFunc(
testAccCheckBlockStorageV1VolumeExists(t, "openstack_blockstorage_volume_v1.root_volume", &volume),
testAccCheckBlockStorageV1VolumeExists(t, "openstack_blockstorage_volume_v1.additional_volume", &volume),
testAccCheckBlockStorageV1VolumeExists(t, "openstack_blockstorage_volume_v1.root_volume", &volume_1),
testAccCheckBlockStorageV1VolumeExists(t, "openstack_blockstorage_volume_v1.additional_volume", &volume_2),
testAccCheckComputeV2InstanceExists(t, "openstack_compute_instance_v2.foo", &instance),
testAccCheckComputeV2InstanceVolumeAttachment(&instance, &volume),
testAccCheckComputeV2InstanceVolumeAttachment(&instance, &volume),
testAccCheckComputeV2InstanceVolumeAttachment(&instance, &volume_1),
testAccCheckComputeV2InstanceVolumeAttachment(&instance, &volume_2),
),
},
resource.TestStep{
Config: testAccComputeV2Instance_volumeDetachPostCreationInstance,
Check: resource.ComposeTestCheckFunc(
testAccCheckBlockStorageV1VolumeExists(t, "openstack_blockstorage_volume_v1.root_volume", &volume),
testAccCheckBlockStorageV1VolumeExists(t, "openstack_blockstorage_volume_v1.additional_volume", &volume),
testAccCheckBlockStorageV1VolumeExists(t, "openstack_blockstorage_volume_v1.root_volume", &volume_1),
testAccCheckBlockStorageV1VolumeExists(t, "openstack_blockstorage_volume_v1.additional_volume", &volume_2),
testAccCheckComputeV2InstanceExists(t, "openstack_compute_instance_v2.foo", &instance),
testAccCheckComputeV2InstanceVolumeAttachment(&instance, &volume),
testAccCheckComputeV2InstanceVolumeAttachment(&instance, &volume_1),
testAccCheckComputeV2InstanceVolumeDetached(&instance, "openstack_blockstorage_volume_v1.additional_volume"),
),
},
@ -269,6 +276,159 @@ func TestAccComputeV2Instance_additionalVolumeDetachPostCreation(t *testing.T) {
})
}
func TestAccComputeV2Instance_volumeAttachInstanceDelete(t *testing.T) {
var instance servers.Server
var volume_1 volumes.Volume
var volume_2 volumes.Volume
var testAccComputeV2Instance_volumeAttachInstanceDelete_1 = fmt.Sprintf(`
resource "openstack_blockstorage_volume_v1" "root_volume" {
name = "root_volume"
size = 1
image_id = "%s"
}
resource "openstack_blockstorage_volume_v1" "additional_volume" {
name = "additional_volume"
size = 1
}
resource "openstack_compute_instance_v2" "foo" {
name = "terraform-test"
security_groups = ["default"]
block_device {
uuid = "${openstack_blockstorage_volume_v1.root_volume.id}"
source_type = "volume"
boot_index = 0
destination_type = "volume"
delete_on_termination = false
}
volume {
volume_id = "${openstack_blockstorage_volume_v1.additional_volume.id}"
}
}`,
os.Getenv("OS_IMAGE_ID"))
var testAccComputeV2Instance_volumeAttachInstanceDelete_2 = fmt.Sprintf(`
resource "openstack_blockstorage_volume_v1" "root_volume" {
name = "root_volume"
size = 1
image_id = "%s"
}
resource "openstack_blockstorage_volume_v1" "additional_volume" {
name = "additional_volume"
size = 1
}`,
os.Getenv("OS_IMAGE_ID"))
resource.Test(t, resource.TestCase{
PreCheck: func() { testAccPreCheck(t) },
Providers: testAccProviders,
CheckDestroy: testAccCheckComputeV2InstanceDestroy,
Steps: []resource.TestStep{
resource.TestStep{
Config: testAccComputeV2Instance_volumeAttachInstanceDelete_1,
Check: resource.ComposeTestCheckFunc(
testAccCheckBlockStorageV1VolumeExists(t, "openstack_blockstorage_volume_v1.root_volume", &volume_1),
testAccCheckBlockStorageV1VolumeExists(t, "openstack_blockstorage_volume_v1.additional_volume", &volume_2),
testAccCheckComputeV2InstanceExists(t, "openstack_compute_instance_v2.foo", &instance),
testAccCheckComputeV2InstanceVolumeAttachment(&instance, &volume_1),
testAccCheckComputeV2InstanceVolumeAttachment(&instance, &volume_2),
),
},
resource.TestStep{
Config: testAccComputeV2Instance_volumeAttachInstanceDelete_2,
Check: resource.ComposeTestCheckFunc(
testAccCheckBlockStorageV1VolumeExists(t, "openstack_blockstorage_volume_v1.root_volume", &volume_1),
testAccCheckBlockStorageV1VolumeExists(t, "openstack_blockstorage_volume_v1.additional_volume", &volume_2),
testAccCheckComputeV2InstanceDoesNotExist(t, "openstack_compute_instance_v2.foo", &instance),
testAccCheckComputeV2InstanceVolumeDetached(&instance, "openstack_blockstorage_volume_v1.root_volume"),
testAccCheckComputeV2InstanceVolumeDetached(&instance, "openstack_blockstorage_volume_v1.additional_volume"),
),
},
},
})
}
func TestAccComputeV2Instance_volumeAttachToNewInstance(t *testing.T) {
var instance_1 servers.Server
var instance_2 servers.Server
var volume_1 volumes.Volume
var testAccComputeV2Instance_volumeAttachToNewInstance_1 = fmt.Sprintf(`
resource "openstack_blockstorage_volume_v1" "volume_1" {
name = "volume_1"
size = 1
}
resource "openstack_compute_instance_v2" "instance_1" {
name = "instance_1"
security_groups = ["default"]
volume {
volume_id = "${openstack_blockstorage_volume_v1.volume_1.id}"
}
}
resource "openstack_compute_instance_v2" "instance_2" {
depends_on = ["openstack_compute_instance_v2.instance_1"]
name = "instance_2"
security_groups = ["default"]
}`)
var testAccComputeV2Instance_volumeAttachToNewInstance_2 = fmt.Sprintf(`
resource "openstack_blockstorage_volume_v1" "volume_1" {
name = "volume_1"
size = 1
}
resource "openstack_compute_instance_v2" "instance_1" {
name = "instance_1"
security_groups = ["default"]
}
resource "openstack_compute_instance_v2" "instance_2" {
depends_on = ["openstack_compute_instance_v2.instance_1"]
name = "instance_2"
security_groups = ["default"]
volume {
volume_id = "${openstack_blockstorage_volume_v1.volume_1.id}"
}
}`)
resource.Test(t, resource.TestCase{
PreCheck: func() { testAccPreCheck(t) },
Providers: testAccProviders,
CheckDestroy: testAccCheckComputeV2InstanceDestroy,
Steps: []resource.TestStep{
resource.TestStep{
Config: testAccComputeV2Instance_volumeAttachToNewInstance_1,
Check: resource.ComposeTestCheckFunc(
testAccCheckBlockStorageV1VolumeExists(t, "openstack_blockstorage_volume_v1.volume_1", &volume_1),
testAccCheckComputeV2InstanceExists(t, "openstack_compute_instance_v2.instance_1", &instance_1),
testAccCheckComputeV2InstanceExists(t, "openstack_compute_instance_v2.instance_2", &instance_2),
testAccCheckComputeV2InstanceVolumeAttachment(&instance_1, &volume_1),
testAccCheckComputeV2InstanceVolumeDetached(&instance_2, "openstack_blockstorage_volume_v1.volume_1"),
),
},
resource.TestStep{
Config: testAccComputeV2Instance_volumeAttachToNewInstance_2,
Check: resource.ComposeTestCheckFunc(
testAccCheckBlockStorageV1VolumeExists(t, "openstack_blockstorage_volume_v1.volume_1", &volume_1),
testAccCheckComputeV2InstanceExists(t, "openstack_compute_instance_v2.instance_1", &instance_1),
testAccCheckComputeV2InstanceExists(t, "openstack_compute_instance_v2.instance_2", &instance_2),
testAccCheckComputeV2InstanceVolumeDetached(&instance_1, "openstack_blockstorage_volume_v1.volume_1"),
testAccCheckComputeV2InstanceVolumeAttachment(&instance_2, &volume_1),
),
},
},
})
}
func TestAccComputeV2Instance_floatingIPAttachGlobally(t *testing.T) {
var instance servers.Server
var fip floatingip.FloatingIP
@ -928,6 +1088,30 @@ func testAccCheckComputeV2InstanceExists(t *testing.T, n string, instance *serve
}
}
func testAccCheckComputeV2InstanceDoesNotExist(t *testing.T, n string, instance *servers.Server) resource.TestCheckFunc {
return func(s *terraform.State) error {
config := testAccProvider.Meta().(*Config)
computeClient, err := config.computeV2Client(OS_REGION_NAME)
if err != nil {
return fmt.Errorf("(testAccCheckComputeV2InstanceExists) Error creating OpenStack compute client: %s", err)
}
_, err = servers.Get(computeClient, instance.ID).Extract()
if err != nil {
errCode, ok := err.(*gophercloud.UnexpectedResponseCodeError)
if !ok {
return err
}
if errCode.Actual == 404 {
return nil
}
return err
}
return fmt.Errorf("Instance still exists")
}
}
func testAccCheckComputeV2InstanceMetadata(
instance *servers.Server, k string, v string) resource.TestCheckFunc {
return func(s *terraform.State) error {