package ecs import ( "context" "fmt" "time" "github.com/denverdino/aliyungo/common" "github.com/denverdino/aliyungo/ecs" "github.com/hashicorp/packer/helper/multistep" "github.com/hashicorp/packer/packer" ) type stepAttachKeyPair struct { } func (s *stepAttachKeyPair) Run(_ context.Context, state multistep.StateBag) multistep.StepAction { ui := state.Get("ui").(packer.Ui) client := state.Get("client").(*ecs.Client) config := state.Get("config").(Config) instance := state.Get("instance").(*ecs.InstanceAttributesType) timeoutPoint := time.Now().Add(120 * time.Second) keyPairName := config.Comm.SSHKeyPair if keyPairName == "" { return multistep.ActionContinue } for { err := client.AttachKeyPair(&ecs.AttachKeyPairArgs{RegionId: common.Region(config.AlicloudRegion), KeyPairName: keyPairName, InstanceIds: "[\"" + instance.InstanceId + "\"]"}) if err != nil { e, _ := err.(*common.Error) if (!(e.Code == "MissingParameter" || e.Code == "DependencyViolation.WindowsInstance" || e.Code == "InvalidKeyPairName.NotFound" || e.Code == "InvalidRegionId.NotFound")) && time.Now().Before(timeoutPoint) { time.Sleep(5 * time.Second) continue } err := fmt.Errorf("Error attaching keypair %s to instance %s : %s", keyPairName, instance.InstanceId, err) state.Put("error", err) ui.Error(err.Error()) return multistep.ActionHalt } break } ui.Message(fmt.Sprintf("Attach keypair %s to instance: %s", keyPairName, instance.InstanceId)) return multistep.ActionContinue } func (s *stepAttachKeyPair) Cleanup(state multistep.StateBag) { client := state.Get("client").(*ecs.Client) config := state.Get("config").(Config) ui := state.Get("ui").(packer.Ui) instance := state.Get("instance").(*ecs.InstanceAttributesType) keyPairName := config.Comm.SSHKeyPair if keyPairName == "" { return } err := client.DetachKeyPair(&ecs.DetachKeyPairArgs{RegionId: common.Region(config.AlicloudRegion), KeyPairName: keyPairName, InstanceIds: "[\"" + instance.InstanceId + "\"]"}) if err != nil { err := fmt.Errorf("Error Detaching keypair %s to instance %s : %s", keyPairName, instance.InstanceId, err) state.Put("error", err) ui.Error(err.Error()) return } ui.Message(fmt.Sprintf("Detach keypair %s from instance: %s", keyPairName, instance.InstanceId)) }