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step_prepare_output_dir.go
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/
step_prepare_output_dir.go
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package virtualbox
import (
"github.com/mitchellh/multistep"
"github.com/mitchellh/packer/packer"
"log"
"os"
"time"
)
type stepPrepareOutputDir struct{}
func (stepPrepareOutputDir) Run(state map[string]interface{}) multistep.StepAction {
config := state["config"].(*config)
ui := state["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["error"] = err
return multistep.ActionHalt
}
return multistep.ActionContinue
}
func (stepPrepareOutputDir) Cleanup(state map[string]interface{}) {
_, cancelled := state[multistep.StateCancelled]
_, halted := state[multistep.StateHalted]
if cancelled || halted {
config := state["config"].(*config)
ui := state["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)
}
}
}