packer-cn/builder/parallels/common/step_upload_version.go

51 lines
1.3 KiB
Go

package common
import (
"bytes"
"fmt"
"log"
"github.com/mitchellh/multistep"
"github.com/mitchellh/packer/packer"
)
// StepUploadVersion is a step that uploads a file containing the version of
// Parallels Desktop, which can be useful for various provisioning reasons.
//
// Uses:
// communicator packer.Communicator
// driver Driver
// ui packer.Ui
type StepUploadVersion struct {
Path string
}
func (s *StepUploadVersion) Run(state multistep.StateBag) multistep.StepAction {
comm := state.Get("communicator").(packer.Communicator)
driver := state.Get("driver").(Driver)
ui := state.Get("ui").(packer.Ui)
if s.Path == "" {
log.Println("ParallelsVersionFile is empty. Not uploading.")
return multistep.ActionContinue
}
version, err := driver.Version()
if err != nil {
state.Put("error", fmt.Errorf("Error reading version for metadata upload: %s", err))
return multistep.ActionHalt
}
ui.Say(fmt.Sprintf("Uploading Parallels version info (%s)", version))
var data bytes.Buffer
data.WriteString(version)
if err := comm.Upload(s.Path, &data, nil); err != nil {
state.Put("error", fmt.Errorf("Error uploading Parallels version: %s", err))
return multistep.ActionHalt
}
return multistep.ActionContinue
}
func (s *StepUploadVersion) Cleanup(state multistep.StateBag) {}