packer-cn/builder/ucloud/uhost/step_create_image.go

107 lines
3.2 KiB
Go

package uhost
import (
"context"
"fmt"
"time"
"github.com/hashicorp/packer-plugin-sdk/retry"
ucloudcommon "github.com/hashicorp/packer/builder/ucloud/common"
"github.com/hashicorp/packer-plugin-sdk/multistep"
packersdk "github.com/hashicorp/packer-plugin-sdk/packer"
"github.com/ucloud/ucloud-sdk-go/services/uhost"
"github.com/ucloud/ucloud-sdk-go/ucloud"
)
type stepCreateImage struct {
image *uhost.UHostImageSet
}
func (s *stepCreateImage) Run(ctx context.Context, state multistep.StateBag) multistep.StepAction {
client := state.Get("client").(*ucloudcommon.UCloudClient)
conn := client.UHostConn
instance := state.Get("instance").(*uhost.UHostInstanceSet)
ui := state.Get("ui").(packersdk.Ui)
config := state.Get("config").(*Config)
ui.Say(fmt.Sprintf("Creating image %s...", config.ImageName))
req := conn.NewCreateCustomImageRequest()
req.ImageName = ucloud.String(config.ImageName)
req.ImageDescription = ucloud.String(config.ImageDescription)
req.UHostId = ucloud.String(instance.UHostId)
resp, err := conn.CreateCustomImage(req)
if err != nil {
return ucloudcommon.Halt(state, err, "Error on creating image")
}
ui.Message(fmt.Sprintf("Waiting for the created image %q to become available...", resp.ImageId))
err = retry.Config{
StartTimeout: time.Duration(config.WaitImageReadyTimeout) * time.Second,
ShouldRetry: func(err error) bool {
return ucloudcommon.IsExpectedStateError(err)
},
RetryDelay: (&retry.Backoff{InitialBackoff: 2 * time.Second, MaxBackoff: 12 * time.Second, Multiplier: 2}).Linear,
}.Run(ctx, func(ctx context.Context) error {
inst, err := client.DescribeImageById(resp.ImageId)
if err != nil {
return err
}
if inst == nil || inst.State != ucloudcommon.ImageStateAvailable {
return ucloudcommon.NewExpectedStateError("image", resp.ImageId)
}
return nil
})
if err != nil {
return ucloudcommon.Halt(state, err, fmt.Sprintf("Error on waiting for image %q to become available", resp.ImageId))
}
imageSet, err := client.DescribeImageById(resp.ImageId)
if err != nil {
return ucloudcommon.Halt(state, err, fmt.Sprintf("Error on reading image when creating %q", resp.ImageId))
}
s.image = imageSet
state.Put("image_id", imageSet.ImageId)
images := []ucloudcommon.ImageInfo{
{
ImageId: imageSet.ImageId,
ProjectId: config.ProjectId,
Region: config.Region,
},
}
state.Put("ucloud_images", ucloudcommon.NewImageInfoSet(images))
ui.Message(fmt.Sprintf("Creating image %q complete", imageSet.ImageId))
return multistep.ActionContinue
}
func (s *stepCreateImage) Cleanup(state multistep.StateBag) {
if s.image == nil {
return
}
_, cancelled := state.GetOk(multistep.StateCancelled)
_, halted := state.GetOk(multistep.StateHalted)
if !cancelled && !halted {
return
}
client := state.Get("client").(*ucloudcommon.UCloudClient)
conn := client.UHostConn
ui := state.Get("ui").(packersdk.Ui)
ui.Say("Deleting image because of cancellation or error...")
req := conn.NewTerminateCustomImageRequest()
req.ImageId = ucloud.String(s.image.ImageId)
_, err := conn.TerminateCustomImage(req)
if err != nil {
ui.Error(fmt.Sprintf("Error on deleting image %q", s.image.ImageId))
}
ui.Message(fmt.Sprintf("Deleting image %q complete", s.image.ImageId))
}