github.com/amanya/packer@v0.12.1-0.20161117214323-902ac5ab2eb6/builder/cloudstack/step_shutdown_instance.go (about) 1 package cloudstack 2 3 import ( 4 "fmt" 5 6 "github.com/mitchellh/multistep" 7 "github.com/mitchellh/packer/packer" 8 "github.com/xanzy/go-cloudstack/cloudstack" 9 ) 10 11 type stepShutdownInstance struct{} 12 13 func (s *stepShutdownInstance) Run(state multistep.StateBag) multistep.StepAction { 14 client := state.Get("client").(*cloudstack.CloudStackClient) 15 config := state.Get("config").(*Config) 16 ui := state.Get("ui").(packer.Ui) 17 18 ui.Say("Shutting down instance...") 19 20 // Retrieve the instance ID from the previously saved state. 21 instanceID, ok := state.Get("instance_id").(string) 22 if !ok || instanceID == "" { 23 ui.Error("Could not retrieve instance_id from state!") 24 return multistep.ActionHalt 25 } 26 27 // Create a new parameter struct. 28 p := client.VirtualMachine.NewStopVirtualMachineParams(instanceID) 29 30 // Shutdown the virtual machine. 31 _, err := client.VirtualMachine.StopVirtualMachine(p) 32 if err != nil { 33 ui.Error(fmt.Sprintf("Error shutting down instance %s: %s", config.InstanceName, err)) 34 return multistep.ActionHalt 35 } 36 37 ui.Message("Instance has been shutdown!") 38 39 return multistep.ActionContinue 40 } 41 42 // Cleanup any resources that may have been created during the Run phase. 43 func (s *stepShutdownInstance) Cleanup(state multistep.StateBag) { 44 // Nothing to cleanup for this step. 45 }