68 lines
1.5 KiB
Go
68 lines
1.5 KiB
Go
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package qemu
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import (
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"fmt"
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"path/filepath"
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"github.com/mitchellh/multistep"
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"github.com/mitchellh/packer/packer"
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"os"
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)
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// This step converts the virtual disk that was used as the
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// hard drive for the virtual machine.
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type stepConvertDisk struct{}
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func (s *stepConvertDisk) Run(state multistep.StateBag) multistep.StepAction {
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config := state.Get("config").(*Config)
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driver := state.Get("driver").(Driver)
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diskName := state.Get("disk_filename").(string)
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ui := state.Get("ui").(packer.Ui)
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if config.SkipCompaction && !config.DiskCompression {
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return multistep.ActionContinue
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}
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name := diskName + ".convert"
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sourcePath := filepath.Join(config.OutputDir, diskName)
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targetPath := filepath.Join(config.OutputDir, name)
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command := []string{
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"convert",
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"-q",
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}
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if config.DiskCompression {
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command = append(command, "-c")
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}
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command = append(command, []string{
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"-f", config.Format,
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"-O", config.Format,
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sourcePath,
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targetPath,
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}...,
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)
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ui.Say("Converting hard drive...")
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if err := driver.QemuImg(command...); err != nil {
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err := fmt.Errorf("Error converting hard drive: %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 := os.Rename(targetPath, sourcePath); err != nil {
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err := fmt.Errorf("Error moving converted hard drive: %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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return multistep.ActionContinue
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}
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func (s *stepConvertDisk) Cleanup(state multistep.StateBag) {}
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