// 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) {
if testing.Short() {
t.Skip("Skipping test that requires volume creation in short mode.")
}
volumeName := tools.RandomString("ACPTTEST", 16)
t.Logf("Attempting to create volume: %s", volumeName)
createOpts := volumes.CreateOpts{
Size: 1,
Name: volumeName,
}
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
}
return volume, nil
}
// DeleteVolumeAttachment will disconnect a volume from an instance. A fatal
// error will occur if the volume failed to detach. This works best when used
// as a deferred function.
func DeleteVolumeAttachment(t *testing.T, client *gophercloud.ServiceClient, blockClient *gophercloud.ServiceClient, server *servers.Server, volumeAttachment *volumeattach.VolumeAttachment) {
err := volumeattach.Delete(client, server.ID, volumeAttachment.VolumeID).ExtractErr()
if err != nil {
t.Fatalf("Unable to detach volume: %v", err)
}
if err := volumes.WaitForStatus(blockClient, volumeAttachment.ID, "available", 60); err != nil {
t.Fatalf("Unable to wait for volume: %v", err)
}
t.Logf("Deleted volume: %s", volumeAttachment.VolumeID)
}
// CreateVolumeAttachment will attach a volume to a server. An error will be
// returned if the volume failed to attach.
func CreateVolumeAttachment(t *testing.T, client *gophercloud.ServiceClient, blockClient *gophercloud.ServiceClient, server *servers.Server, volume *volumes.Volume) (*volumeattach.VolumeAttachment, error) {
volumeAttachOptions := volumeattach.CreateOpts{
VolumeID: volume.ID,
}
t.Logf("Attempting to attach volume %s to server %s", volume.ID, server.ID)
volumeAttachment, err := volumeattach.Create(client, server.ID, volumeAttachOptions).Extract()
if err != nil {
return volumeAttachment, err
}
if err := volumes.WaitForStatus(blockClient, volume.ID, "in-use", 60); err != nil {
return volumeAttachment, err
}
return volumeAttachment, nil
}
func TestVolumeAttachAttachment(t *testing.T) {
if testing.Short() {
t.Skip("Skipping test that requires server creation in short mode.")
}
client, err := clients.NewComputeV2Client()
if err != nil {
t.Fatalf("Unable to create a compute client: %v", err)
}
choices, err := clients.AcceptanceTestChoicesFromEnv()
if err != nil {
t.Fatal(err)
}
blockClient, err := clients.NewBlockStorageV1Client()
if err != nil {
t.Fatalf("Unable to create a blockstorage client: %v", err)
}
server, err := CreateServer(t, client, choices)
if err != nil {
t.Fatalf("Unable to create server: %v", err)
}
defer DeleteServer(t, client, server)
volume, err := createVolume(t, blockClient)
if err != nil {
t.Fatalf("Unable to create volume: %v", err)
}
if err = volumes.WaitForStatus(blockClient, volume.ID, "available", 60); err != nil {
t.Fatalf("Unable to wait for volume: %v", err)
}
defer deleteVolume(t, blockClient, volume)
volumeAttachment, err := CreateVolumeAttachment(t, client, blockClient, server, volume)
if err != nil {
t.Fatalf("Unable to attach volume: %v", err)
}
defer DeleteVolumeAttachment(t, client, blockClient, server, volumeAttachment)
PrintVolumeAttachment(t, volumeAttachment)
}