packer-cn/builder/azure/arm/step_delete_os_disk.go

98 lines
2.7 KiB
Go

package arm
import (
"context"
"errors"
"fmt"
"net/url"
"strings"
"github.com/hashicorp/packer/builder/azure/common/constants"
"github.com/hashicorp/packer/helper/multistep"
"github.com/hashicorp/packer/packer"
)
type StepDeleteOSDisk struct {
client *AzureClient
delete func(string, string) error
deleteManaged func(string, string) error
say func(message string)
error func(e error)
}
func NewStepDeleteOSDisk(client *AzureClient, ui packer.Ui) *StepDeleteOSDisk {
var step = &StepDeleteOSDisk{
client: client,
say: func(message string) { ui.Say(message) },
error: func(e error) { ui.Error(e.Error()) },
}
step.delete = step.deleteBlob
step.deleteManaged = step.deleteManagedDisk
return step
}
func (s *StepDeleteOSDisk) deleteBlob(storageContainerName string, blobName string) error {
blob := s.client.BlobStorageClient.GetContainerReference(storageContainerName).GetBlobReference(blobName)
err := blob.Delete(nil)
if err != nil {
s.say(s.client.LastError.Error())
}
return err
}
func (s *StepDeleteOSDisk) deleteManagedDisk(resourceGroupName string, imageName string) error {
xs := strings.Split(imageName, "/")
diskName := xs[len(xs)-1]
_, errChan := s.client.DisksClient.Delete(resourceGroupName, diskName, nil)
err := <-errChan
return err
}
func (s *StepDeleteOSDisk) Run(_ context.Context, state multistep.StateBag) multistep.StepAction {
s.say("Deleting the temporary OS disk ...")
var osDisk = state.Get(constants.ArmOSDiskVhd).(string)
var isManagedDisk = state.Get(constants.ArmIsManagedImage).(bool)
var isExistingResourceGroup = state.Get(constants.ArmIsExistingResourceGroup).(bool)
var resourceGroupName = state.Get(constants.ArmResourceGroupName).(string)
if isManagedDisk && !isExistingResourceGroup {
s.say(fmt.Sprintf(" -> OS Disk : skipping, managed disk was used..."))
return multistep.ActionContinue
}
s.say(fmt.Sprintf(" -> OS Disk : '%s'", osDisk))
var err error
if isManagedDisk {
err = s.deleteManaged(resourceGroupName, osDisk)
if err != nil {
s.say("Failed to delete the managed OS Disk!")
return processStepResult(err, s.error, state)
}
return multistep.ActionContinue
}
u, err := url.Parse(osDisk)
if err != nil {
s.say("Failed to parse the OS Disk's VHD URI!")
return processStepResult(err, s.error, state)
}
xs := strings.Split(u.Path, "/")
if len(xs) < 3 {
err = errors.New("Failed to parse OS Disk's VHD URI!")
} else {
var storageAccountName = xs[1]
var blobName = strings.Join(xs[2:], "/")
err = s.delete(storageAccountName, blobName)
}
return processStepResult(err, s.error, state)
}
func (*StepDeleteOSDisk) Cleanup(multistep.StateBag) {
}