github.com/rahart/packer@v0.12.2-0.20161229105310-282bb6ad370f/builder/docker/step_commit.go (about)

     1  package docker
     2  
     3  import (
     4  	"fmt"
     5  	"github.com/mitchellh/multistep"
     6  	"github.com/mitchellh/packer/packer"
     7  )
     8  
     9  // StepCommit commits the container to a image.
    10  type StepCommit struct {
    11  	imageId string
    12  }
    13  
    14  func (s *StepCommit) Run(state multistep.StateBag) multistep.StepAction {
    15  	driver := state.Get("driver").(Driver)
    16  	containerId := state.Get("container_id").(string)
    17  	config := state.Get("config").(*Config)
    18  	ui := state.Get("ui").(packer.Ui)
    19  
    20  	ui.Say("Committing the container")
    21  	imageId, err := driver.Commit(containerId, config.Author, config.Changes, config.Message)
    22  	if err != nil {
    23  		state.Put("error", err)
    24  		ui.Error(err.Error())
    25  		return multistep.ActionHalt
    26  	}
    27  
    28  	// Save the container ID
    29  	s.imageId = imageId
    30  	state.Put("image_id", s.imageId)
    31  	ui.Message(fmt.Sprintf("Image ID: %s", s.imageId))
    32  
    33  	return multistep.ActionContinue
    34  }
    35  
    36  func (s *StepCommit) Cleanup(state multistep.StateBag) {}