84 lines
2.2 KiB
Go
84 lines
2.2 KiB
Go
package chroot
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import (
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"context"
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"fmt"
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"log"
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"time"
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"github.com/hashicorp/packer/builder/azure/common/client"
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"github.com/hashicorp/packer/helper/multistep"
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"github.com/hashicorp/packer/packer"
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)
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var _ multistep.Step = &StepAttachDisk{}
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type StepAttachDisk struct {
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attached bool
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}
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func (s *StepAttachDisk) Run(ctx context.Context, state multistep.StateBag) multistep.StepAction {
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azcli := state.Get("azureclient").(client.AzureClientSet)
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ui := state.Get("ui").(packer.Ui)
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diskResourceID := state.Get("os_disk_resource_id").(string)
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ui.Say(fmt.Sprintf("Attaching disk '%s'", diskResourceID))
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da := NewDiskAttacher(azcli)
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lun, err := da.AttachDisk(ctx, diskResourceID)
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if err != nil {
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log.Printf("StepAttachDisk.Run: error: %+v", err)
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err := fmt.Errorf(
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"error attaching disk '%s': %v", diskResourceID, err)
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state.Put("error", err)
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ui.Error(err.Error())
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return multistep.ActionHalt
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}
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ui.Say("Disk attached, waiting for device to show up")
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ctx, cancel := context.WithTimeout(ctx, time.Minute*3) // in case is not configured correctly
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defer cancel()
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device, err := da.WaitForDevice(ctx, lun)
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if err != nil {
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log.Printf("StepAttachDisk.Run: error: %+v", err)
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err := fmt.Errorf(
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"error attaching disk '%s': %v", diskResourceID, err)
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state.Put("error", err)
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ui.Error(err.Error())
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return multistep.ActionHalt
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}
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ui.Say(fmt.Sprintf("Disk available at %q", device))
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s.attached = true
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state.Put("device", device)
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state.Put("attach_cleanup", s)
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return multistep.ActionContinue
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}
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func (s *StepAttachDisk) Cleanup(state multistep.StateBag) {
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ui := state.Get("ui").(packer.Ui)
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if err := s.CleanupFunc(state); err != nil {
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ui.Error(err.Error())
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}
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}
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func (s *StepAttachDisk) CleanupFunc(state multistep.StateBag) error {
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if s.attached {
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azcli := state.Get("azureclient").(client.AzureClientSet)
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ui := state.Get("ui").(packer.Ui)
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diskResourceID := state.Get("os_disk_resource_id").(string)
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ui.Say(fmt.Sprintf("Detaching disk '%s'", diskResourceID))
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da := NewDiskAttacher(azcli)
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err := da.DetachDisk(context.Background(), diskResourceID)
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if err != nil {
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return fmt.Errorf("error detaching %q: %v", diskResourceID, err)
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}
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s.attached = false
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}
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return nil
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}
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