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