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// Package v2 contains common functions for creating block storage based
// resources for use in acceptance tests. See the `*_test.go` files for
// example usages.
package v2
import (
"testing"
"github.com/gophercloud/gophercloud"
"github.com/gophercloud/gophercloud/acceptance/clients"
"github.com/gophercloud/gophercloud/acceptance/tools"
"github.com/gophercloud/gophercloud/openstack/blockstorage/v2/snapshots"
"github.com/gophercloud/gophercloud/openstack/blockstorage/v2/volumes"
th "github.com/gophercloud/gophercloud/testhelper"
)
// CreateSnapshot will create a snapshot of the specified volume.
// Snapshot will be assigned a random name and description.
func CreateSnapshot(t *testing.T, client *gophercloud.ServiceClient, volume *volumes.Volume) (*snapshots.Snapshot, error) {
snapshotName := tools.RandomString("ACPTTEST", 16)
snapshotDescription := tools.RandomString("ACPTTEST", 16)
t.Logf("Attempting to create snapshot: %s", snapshotName)
createOpts := snapshots.CreateOpts{
VolumeID: volume.ID,
Name: snapshotName,
Description: snapshotDescription,
}
snapshot, err := snapshots.Create(client, createOpts).Extract()
if err != nil {
return snapshot, err
}
err = snapshots.WaitForStatus(client, snapshot.ID, "available", 60)
if err != nil {
return snapshot, err
}
t.Logf("Successfully created snapshot: %s", snapshot.ID)
return snapshot, nil
}
// CreateVolume will create a volume with a random name and size of 1GB. An
// error will be returned if the volume was unable to be created.
func CreateVolume(t *testing.T, client *gophercloud.ServiceClient) (*volumes.Volume, error) {
volumeName := tools.RandomString("ACPTTEST", 16)
volumeDescription := tools.RandomString("ACPTTEST-DESC", 16)
t.Logf("Attempting to create volume: %s", volumeName)
createOpts := volumes.CreateOpts{
Size: 1,
Name: volumeName,
Description: volumeDescription,
}
volume, err := volumes.Create(client, createOpts).Extract()
if err != nil {
return volume, err
}
err = volumes.WaitForStatus(client, volume.ID, "available", 60)
if err != nil {
return volume, err
}
tools.PrintResource(t, volume)
th.AssertEquals(t, volume.Name, volumeName)
th.AssertEquals(t, volume.Description, volumeDescription)
th.AssertEquals(t, volume.Size, 1)
t.Logf("Successfully created volume: %s", volume.ID)
return volume, nil
}
// CreateVolumeFromImage will create a volume from with a random name and size of
// 1GB. An error will be returned if the volume was unable to be created.
func CreateVolumeFromImage(t *testing.T, client *gophercloud.ServiceClient) (*volumes.Volume, error) {
choices, err := clients.AcceptanceTestChoicesFromEnv()
if err != nil {
t.Fatal(err)
}
volumeName := tools.RandomString("ACPTTEST", 16)
t.Logf("Attempting to create volume: %s", volumeName)
createOpts := volumes.CreateOpts{
Size: 1,
Name: volumeName,
ImageID: choices.ImageID,
}
volume, err := volumes.Create(client, createOpts).Extract()
if err != nil {
return volume, err
}
err = volumes.WaitForStatus(client, volume.ID, "available", 60)
if err != nil {
return volume, err
}
newVolume, err := volumes.Get(client, volume.ID).Extract()
if err != nil {
return nil, err
}
th.AssertEquals(t, newVolume.Name, volumeName)
th.AssertEquals(t, newVolume.Size, 1)
t.Logf("Successfully created volume from image: %s", newVolume.ID)
return newVolume, nil
}
// DeleteVolume will delete a volume. A fatal error will occur if the volume
// failed to be deleted. This works best when used as a deferred function.
func DeleteVolume(t *testing.T, client *gophercloud.ServiceClient, volume *volumes.Volume) {
t.Logf("Attempting to delete volume: %s", volume.ID)
err := volumes.Delete(client, volume.ID, volumes.DeleteOpts{}).ExtractErr()
if err != nil {
t.Fatalf("Unable to delete volume %s: %v", volume.ID, err)
}
t.Logf("Successfully deleted volume: %s", volume.ID)
}
// DeleteSnapshot will delete a snapshot. A fatal error will occur if the
// snapshot failed to be deleted.
func DeleteSnapshot(t *testing.T, client *gophercloud.ServiceClient, snapshot *snapshots.Snapshot) {
t.Logf("Attempting to delete snapshot: %s", snapshot.ID)
err := snapshots.Delete(client, snapshot.ID).ExtractErr()
if err != nil {
t.Fatalf("Unable to delete snapshot %s: %+v", snapshot.ID, err)
}
// Volumes can't be deleted until their snapshots have been,
// so block until the snapshot is deleted.
err = tools.WaitFor(func() (bool, error) {
_, err := snapshots.Get(client, snapshot.ID).Extract()
if err != nil {
return true, nil
}
return false, nil
})
if err != nil {
t.Fatalf("Error waiting for snapshot to delete: %v", err)
}
t.Logf("Successfully deleted snapshot: %s", snapshot.ID)
}
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