55 lines
1.3 KiB
Go
55 lines
1.3 KiB
Go
package common
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import (
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"fmt"
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"github.com/hashicorp/packer/packer"
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"github.com/mitchellh/multistep"
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)
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// StepCompactDisk is a step that removes all empty blocks from expanding
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// Parallels virtual disks and reduces the result disk size
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//
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// Uses:
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// driver Driver
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// vmName string
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// ui packer.Ui
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//
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// Produces:
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// <nothing>
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type StepCompactDisk struct {
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Skip bool
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}
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// Run runs the compaction of the virtual disk attached to the VM.
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func (s *StepCompactDisk) Run(state multistep.StateBag) multistep.StepAction {
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driver := state.Get("driver").(Driver)
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vmName := state.Get("vmName").(string)
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ui := state.Get("ui").(packer.Ui)
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if s.Skip {
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ui.Say("Skipping disk compaction step...")
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return multistep.ActionContinue
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}
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ui.Say("Compacting the disk image")
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diskPath, err := driver.DiskPath(vmName)
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if err != nil {
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err = fmt.Errorf("Error detecting virtual disk path: %s", 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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if err := driver.CompactDisk(diskPath); err != nil {
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state.Put("error", fmt.Errorf("Error compacting disk: %s", err))
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ui.Error(err.Error())
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return multistep.ActionHalt
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}
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return multistep.ActionContinue
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}
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// Cleanup does nothing.
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func (*StepCompactDisk) Cleanup(multistep.StateBag) {}
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