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package docker
import (
"context"
"fmt"
"github.com/hashicorp/packer/packer-plugin-sdk/multistep"
packersdk "github.com/hashicorp/packer/packer-plugin-sdk/packer"
)
// StepCommit commits the container to a image.
type StepCommit struct {
imageId string
}
func (s *StepCommit) Run(ctx context.Context, state multistep.StateBag) multistep.StepAction {
ui := state.Get("ui").(packersdk.Ui)
config, ok := state.Get("config").(*Config)
if !ok {
err := fmt.Errorf("error encountered obtaining docker config")
state.Put("error", err)
ui.Error(err.Error())
return multistep.ActionHalt
}
driver := state.Get("driver").(Driver)
containerId := state.Get("container_id").(string)
if config.WindowsContainer {
// docker can't commit a running Windows container
err := driver.StopContainer(containerId)
if err != nil {
state.Put("error", err)
ui.Error(fmt.Sprintf("Error halting windows container for commit: %s",
err.Error()))
return multistep.ActionHalt
}
}
ui.Say("Committing the container")
imageId, err := driver.Commit(containerId, config.Author, config.Changes, config.Message)
if err != nil {
state.Put("error", err)
ui.Error(err.Error())
return multistep.ActionHalt
}
// Save the container ID
s.imageId = imageId
state.Put("image_id", s.imageId)
ui.Message(fmt.Sprintf("Image ID: %s", s.imageId))
return multistep.ActionContinue
}
func (s *StepCommit) Cleanup(state multistep.StateBag) {}
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