@@ -3,9 +3,9 @@ package image

 import (

 	"io"

+	"github.com/docker/docker/api/types/backend"

 	"github.com/docker/docker/reference"

 	"github.com/docker/engine-api/types"

-	"github.com/docker/engine-api/types/container"

 	"github.com/docker/engine-api/types/registry"

 )

@@ -19,7 +19,7 @@ type Backend interface {

 }

 type containerBackend interface {

-	Commit(name string, config *types.ContainerCommitConfig) (imageID string, err error)

+	Commit(name string, config *backend.ContainerCommitConfig) (imageID string, err error)

 }

 type imageBackend interface {

@@ -32,7 +32,7 @@ type imageBackend interface {

 type importExportBackend interface {

 	LoadImage(inTar io.ReadCloser, outStream io.Writer, quiet bool) error

-	ImportImage(src string, newRef reference.Named, msg string, inConfig io.ReadCloser, outStream io.Writer, config *container.Config) error

+	ImportImage(src string, newRef reference.Named, msg string, inConfig io.ReadCloser, outStream io.Writer, changes []string) error

 	ExportImage(names []string, outStream io.Writer) error

 }

@@ -13,7 +13,7 @@ import (

 	"github.com/docker/distribution/digest"

 	"github.com/docker/distribution/registry/api/errcode"

 	"github.com/docker/docker/api/server/httputils"

-	"github.com/docker/docker/builder/dockerfile"

+	"github.com/docker/docker/api/types/backend"

 	"github.com/docker/docker/pkg/ioutils"

 	"github.com/docker/docker/pkg/streamformatter"

 	"github.com/docker/docker/reference"

@@ -48,19 +48,17 @@ func (s *imageRouter) postCommit(ctx context.Context, w http.ResponseWriter, r *

 		c = &container.Config{}

 	}

-	newConfig, err := dockerfile.BuildFromConfig(c, r.Form["changes"])

-	if err != nil {

-		return err

-	}

-

-	commitCfg := &types.ContainerCommitConfig{

-		Pause:        pause,

-		Repo:         r.Form.Get("repo"),

-		Tag:          r.Form.Get("tag"),

-		Author:       r.Form.Get("author"),

-		Comment:      r.Form.Get("comment"),

-		Config:       newConfig,

-		MergeConfigs: true,

+	commitCfg := &backend.ContainerCommitConfig{

+		ContainerCommitConfig: types.ContainerCommitConfig{

+			Pause:        pause,

+			Repo:         r.Form.Get("repo"),

+			Tag:          r.Form.Get("tag"),

+			Author:       r.Form.Get("author"),

+			Comment:      r.Form.Get("comment"),

+			Config:       c,

+			MergeConfigs: true,

+		},

+		Changes: r.Form["changes"],

 	}

 	imgID, err := s.backend.Commit(cname, commitCfg)

@@ -160,17 +158,10 @@ func (s *imageRouter) postImagesCreate(ctx context.Context, w http.ResponseWrite

 		}

 		src := r.Form.Get("fromSrc")

-

 		// 'err' MUST NOT be defined within this block, we need any error

 		// generated from the download to be available to the output

 		// stream processing below

-		var newConfig *container.Config

-		newConfig, err = dockerfile.BuildFromConfig(&container.Config{}, r.Form["changes"])

-		if err != nil {

-			return err

-		}

-

-		err = s.backend.ImportImage(src, newRef, message, r.Body, output, newConfig)

+		err = s.backend.ImportImage(src, newRef, message, r.Body, output, r.Form["changes"])

 	}

 	if err != nil {

 		if !output.Flushed() {

@@ -67,3 +67,11 @@ type ExecProcessConfig struct {

 	Privileged *bool    `json:"privileged,omitempty"`

 	User       string   `json:"user,omitempty"`

 }

+

+// ContainerCommitConfig is a wrapper around

+// types.ContainerCommitConfig that also

+// transports configuration changes for a container.

+type ContainerCommitConfig struct {

+	types.ContainerCommitConfig

+	Changes []string

+}

@@ -9,6 +9,7 @@ import (

 	"os"

 	"time"

+	"github.com/docker/docker/api/types/backend"

 	"github.com/docker/docker/reference"

 	"github.com/docker/engine-api/types"

 	"github.com/docker/engine-api/types/container"

@@ -117,7 +118,7 @@ type Backend interface {

 	// ContainerRm removes a container specified by `id`.

 	ContainerRm(name string, config *types.ContainerRmConfig) error

 	// Commit creates a new Docker image from an existing Docker container.

-	Commit(string, *types.ContainerCommitConfig) (string, error)

+	Commit(string, *backend.ContainerCommitConfig) (string, error)

 	// Kill stops the container execution abruptly.

 	ContainerKill(containerID string, sig uint64) error

 	// Start starts a new container

@@ -19,6 +19,7 @@ import (

 	"time"

 	"github.com/Sirupsen/logrus"

+	"github.com/docker/docker/api/types/backend"

 	"github.com/docker/docker/builder"

 	"github.com/docker/docker/builder/dockerfile/parser"

 	"github.com/docker/docker/pkg/archive"

@@ -70,10 +71,12 @@ func (b *Builder) commit(id string, autoCmd strslice.StrSlice, comment string) e

 	autoConfig := *b.runConfig

 	autoConfig.Cmd = autoCmd

-	commitCfg := &types.ContainerCommitConfig{

-		Author: b.maintainer,

-		Pause:  true,

-		Config: &autoConfig,

+	commitCfg := &backend.ContainerCommitConfig{

+		ContainerCommitConfig: types.ContainerCommitConfig{

+			Author: b.maintainer,

+			Pause:  true,

+			Config: &autoConfig,

+		},

 	}

 	// Commit the container

@@ -7,6 +7,8 @@ import (

 	"strings"

 	"time"

+	"github.com/docker/docker/api/types/backend"

+	"github.com/docker/docker/builder/dockerfile"

 	"github.com/docker/docker/container"

 	"github.com/docker/docker/dockerversion"

 	"github.com/docker/docker/image"

@@ -14,7 +16,6 @@ import (

 	"github.com/docker/docker/pkg/archive"

 	"github.com/docker/docker/pkg/ioutils"

 	"github.com/docker/docker/reference"

-	"github.com/docker/engine-api/types"

 	containertypes "github.com/docker/engine-api/types/container"

 	"github.com/docker/go-connections/nat"

 )

@@ -98,7 +99,7 @@ func merge(userConf, imageConf *containertypes.Config) error {

 // Commit creates a new filesystem image from the current state of a container.

 // The image can optionally be tagged into a repository.

-func (daemon *Daemon) Commit(name string, c *types.ContainerCommitConfig) (string, error) {

+func (daemon *Daemon) Commit(name string, c *backend.ContainerCommitConfig) (string, error) {

 	container, err := daemon.GetContainer(name)

 	if err != nil {

 		return "", err

@@ -114,8 +115,13 @@ func (daemon *Daemon) Commit(name string, c *types.ContainerCommitConfig) (strin

 		defer daemon.containerUnpause(container)

 	}

+	newConfig, err := dockerfile.BuildFromConfig(c.Config, c.Changes)

+	if err != nil {

+		return "", err

+	}

+

 	if c.MergeConfigs {

-		if err := merge(c.Config, container.Config); err != nil {

+		if err := merge(newConfig, container.Config); err != nil {

 			return "", err

 		}

 	}

@@ -166,7 +172,7 @@ func (daemon *Daemon) Commit(name string, c *types.ContainerCommitConfig) (strin

 	config, err := json.Marshal(&image.Image{

 		V1Image: image.V1Image{

 			DockerVersion:   dockerversion.Version,

-			Config:          c.Config,

+			Config:          newConfig,

 			Architecture:    runtime.GOARCH,

 			OS:              runtime.GOOS,

 			Container:       container.ID,

@@ -8,6 +8,7 @@ import (

 	"runtime"

 	"time"

+	"github.com/docker/docker/builder/dockerfile"

 	"github.com/docker/docker/dockerversion"

 	"github.com/docker/docker/image"

 	"github.com/docker/docker/layer"

@@ -23,13 +24,17 @@ import (

 // inConfig (if src is "-"), or from a URI specified in src. Progress output is

 // written to outStream. Repository and tag names can optionally be given in

 // the repo and tag arguments, respectively.

-func (daemon *Daemon) ImportImage(src string, newRef reference.Named, msg string, inConfig io.ReadCloser, outStream io.Writer, config *container.Config) error {

+func (daemon *Daemon) ImportImage(src string, newRef reference.Named, msg string, inConfig io.ReadCloser, outStream io.Writer, changes []string) error {

 	var (

 		sf   = streamformatter.NewJSONStreamFormatter()

 		rc   io.ReadCloser

 		resp *http.Response

 	)

+	config, err := dockerfile.BuildFromConfig(&container.Config{}, changes)

+	if err != nil {

+		return err

+	}

 	if src == "-" {

 		rc = inConfig

 	} else {