packer-cn/builder/osc/common/step_stop_bsu_backed_vm.go

99 lines
2.4 KiB
Go

package common
import (
"context"
"fmt"
"github.com/antihax/optional"
"github.com/aws/aws-sdk-go/aws/awserr"
"github.com/hashicorp/packer/common"
"github.com/hashicorp/packer/helper/multistep"
"github.com/hashicorp/packer/packer"
"github.com/outscale/osc-sdk-go/osc"
)
type StepStopBSUBackedVm struct {
Skip bool
DisableStopVm bool
}
func (s *StepStopBSUBackedVm) Run(ctx context.Context, state multistep.StateBag) multistep.StepAction {
oscconn := state.Get("osc").(*osc.APIClient)
vm := state.Get("vm").(osc.Vm)
ui := state.Get("ui").(packer.Ui)
// Skip when it is a spot vm
if s.Skip {
return multistep.ActionContinue
}
var err error
if !s.DisableStopVm {
// Stop the vm so we can create an AMI from it
ui.Say("Stopping the source vm...")
// Amazon EC2 API follows an eventual consistency model.
// This means that if you run a command to modify or describe a resource
// that you just created, its ID might not have propagated throughout
// the system, and you will get an error responding that the resource
// does not exist.
// Work around this by retrying a few times, up to about 5 minutes.
err := common.Retry(10, 60, 6, func(i uint) (bool, error) {
ui.Message(fmt.Sprintf("Stopping vm, attempt %d", i+1))
_, _, err = oscconn.VmApi.StopVms(context.Background(), &osc.StopVmsOpts{
StopVmsRequest: optional.NewInterface(osc.StopVmsRequest{
VmIds: []string{vm.VmId},
}),
})
if err == nil {
// success
return true, nil
}
if awsErr, ok := err.(awserr.Error); ok {
if awsErr.Code() == "InvalidVmID.NotFound" {
ui.Message(fmt.Sprintf(
"Error stopping vm; will retry ..."+
"Error: %s", err))
// retry
return false, nil
}
}
// errored, but not in expected way. Don't want to retry
return true, err
})
if err != nil {
err := fmt.Errorf("Error stopping vm: %s", err)
state.Put("error", err)
ui.Error(err.Error())
return multistep.ActionHalt
}
} else {
ui.Say("Automatic vm stop disabled. Please stop vm manually.")
}
// Wait for the vm to actually stop
ui.Say("Waiting for the vm to stop...")
err = waitUntilOscVmStopped(oscconn, vm.VmId)
if err != nil {
err := fmt.Errorf("Error waiting for vm to stop: %s", err)
state.Put("error", err)
ui.Error(err.Error())
return multistep.ActionHalt
}
return multistep.ActionContinue
}
func (s *StepStopBSUBackedVm) Cleanup(multistep.StateBag) {
// No cleanup...
}