packer-cn/builder/digitalocean/step_power_off.go

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package digitalocean
import (
"fmt"
"log"
"github.com/mitchellh/multistep"
"github.com/mitchellh/packer/packer"
)
type stepPowerOff struct{}
func (s *stepPowerOff) Run(state multistep.StateBag) multistep.StepAction {
client := state.Get("client").(DigitalOceanClient)
c := state.Get("config").(config)
ui := state.Get("ui").(packer.Ui)
dropletId := state.Get("droplet_id").(uint)
_, status, err := client.DropletStatus(dropletId)
if err != nil {
err := fmt.Errorf("Error checking droplet state: %s", err)
state.Put("error", err)
ui.Error(err.Error())
return multistep.ActionHalt
}
if status == "off" {
// Droplet is already off, don't do anything
return multistep.ActionContinue
}
// Pull the plug on the Droplet
ui.Say("Forcefully shutting down Droplet...")
err = client.PowerOffDroplet(dropletId)
if err != nil {
err := fmt.Errorf("Error powering off droplet: %s", err)
state.Put("error", err)
ui.Error(err.Error())
return multistep.ActionHalt
}
log.Println("Waiting for poweroff event to complete...")
err = waitForDropletState("off", dropletId, client, c.stateTimeout)
if err != nil {
state.Put("error", err)
ui.Error(err.Error())
return multistep.ActionHalt
}
return multistep.ActionContinue
}
func (s *stepPowerOff) Cleanup(state multistep.StateBag) {
// no cleanup
}