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package common
import (
"context"
"fmt"
"github.com/hashicorp/packer/packer-plugin-sdk/multistep"
packersdk "github.com/hashicorp/packer/packer-plugin-sdk/packer"
)
type StepCompactDisk struct {
SkipCompaction bool
}
// Run runs a compaction/optimisation process on attached VHD/VHDX disks
func (s *StepCompactDisk) Run(ctx context.Context, state multistep.StateBag) multistep.StepAction {
driver := state.Get("driver").(Driver)
ui := state.Get("ui").(packersdk.Ui)
if s.SkipCompaction {
ui.Say("Skipping disk compaction...")
return multistep.ActionContinue
}
// Get the dir used to store the VMs files during the build process
var buildDir string
if v, ok := state.GetOk("build_dir"); ok {
buildDir = v.(string)
}
ui.Say("Compacting disks...")
// CompactDisks searches for all VHD/VHDX files under the supplied
// path and runs the compacting process on each of them. If no disks
// are found under the supplied path this is treated as a 'soft' error
// and a warning message is printed. All other errors halt the build.
result, err := driver.CompactDisks(buildDir)
if err != nil {
err := fmt.Errorf("Error compacting disks: %s", err)
state.Put("error", err)
ui.Error(err.Error())
return multistep.ActionHalt
}
// Report disk compaction results/warn if no disks were found
ui.Message(result)
return multistep.ActionContinue
}
// Cleanup does nothing
func (s *StepCompactDisk) Cleanup(state multistep.StateBag) {}
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