package ebs import ( "fmt" "github.com/mitchellh/goamz/ec2" "github.com/mitchellh/multistep" "github.com/mitchellh/packer/packer" ) type stepStopInstance struct{} func (s *stepStopInstance) Run(state map[string]interface{}) multistep.StepAction { ec2conn := state["ec2"].(*ec2.EC2) instance := state["instance"].(*ec2.Instance) ui := state["ui"].(packer.Ui) // Stop the instance so we can create an AMI from it ui.Say("Stopping the source instance...") _, err := ec2conn.StopInstances(instance.InstanceId) if err != nil { err := fmt.Errorf("Error stopping instance: %s", err) state["error"] = err ui.Error(err.Error()) return multistep.ActionHalt } // Wait for the instance to actual stop ui.Say("Waiting for the instance to stop...") instance, err = waitForState(ec2conn, instance, []string{"running", "stopping"}, "stopped") if err != nil { err := fmt.Errorf("Error waiting for instance to stop: %s", err) state["error"] = err ui.Error(err.Error()) return multistep.ActionHalt } return multistep.ActionContinue } func (s *stepStopInstance) Cleanup(map[string]interface{}) { // No cleanup... }