package lxc import ( "context" "log" "os" "time" "github.com/hashicorp/packer/helper/multistep" "github.com/hashicorp/packer/packer" ) type stepPrepareOutputDir struct{} func (stepPrepareOutputDir) Run(_ context.Context, state multistep.StateBag) multistep.StepAction { config := state.Get("config").(*Config) ui := state.Get("ui").(packer.Ui) if _, err := os.Stat(config.OutputDir); err == nil && config.PackerForce { ui.Say("Deleting previous output directory...") os.RemoveAll(config.OutputDir) } if err := os.MkdirAll(config.OutputDir, 0755); err != nil { state.Put("error", err) return multistep.ActionHalt } return multistep.ActionContinue } func (stepPrepareOutputDir) Cleanup(state multistep.StateBag) { _, cancelled := state.GetOk(multistep.StateCancelled) _, halted := state.GetOk(multistep.StateHalted) if cancelled || halted { config := state.Get("config").(*Config) ui := state.Get("ui").(packer.Ui) ui.Say("Deleting output directory...") for i := 0; i < 5; i++ { err := os.RemoveAll(config.OutputDir) if err == nil { break } log.Printf("Error removing output dir: %s", err) time.Sleep(2 * time.Second) } } }