86 lines
1.7 KiB
Go
86 lines
1.7 KiB
Go
package vmware
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import (
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"fmt"
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"github.com/mitchellh/multistep"
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"github.com/mitchellh/packer/packer"
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"log"
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"time"
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)
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type stepPrepareOutputDir struct {
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dir OutputDir
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}
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func (s *stepPrepareOutputDir) Run(state multistep.StateBag) multistep.StepAction {
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config := state.Get("config").(*config)
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ui := state.Get("ui").(packer.Ui)
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dir := s.outputDir(state)
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dir.SetOutputDir(config.OutputDir)
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exists, err := dir.DirExists()
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if err != nil {
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state.Put("error", err)
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return multistep.ActionHalt
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}
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if exists {
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if config.PackerForce {
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ui.Say("Deleting previous output directory...")
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dir.RemoveAll()
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} else {
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state.Put("error", fmt.Errorf("Output directory '%s' already exists.", config.OutputDir))
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return multistep.ActionHalt
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}
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}
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if err := dir.MkdirAll(); err != nil {
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state.Put("error", err)
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return multistep.ActionHalt
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}
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s.dir = dir
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state.Put("dir", dir)
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return multistep.ActionContinue
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}
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func (s *stepPrepareOutputDir) Cleanup(state multistep.StateBag) {
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_, cancelled := state.GetOk(multistep.StateCancelled)
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_, halted := state.GetOk(multistep.StateHalted)
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if cancelled || halted {
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ui := state.Get("ui").(packer.Ui)
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if s.dir != nil {
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ui.Say("Deleting output directory...")
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for i := 0; i < 5; i++ {
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err := s.dir.RemoveAll()
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if err == nil {
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break
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}
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log.Printf("Error removing output dir: %s", err)
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time.Sleep(2 * time.Second)
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}
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}
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}
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}
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func (s *stepPrepareOutputDir) outputDir(state multistep.StateBag) (dir OutputDir) {
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driver := state.Get("driver").(Driver)
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switch d := driver.(type) {
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case OutputDir:
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log.Printf("Using driver as the OutputDir implementation")
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dir = d
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default:
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log.Printf("Using localOutputDir implementation")
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dir = new(localOutputDir)
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}
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return
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}
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