exporter: use docker-spec instead of locally defined types

exporter/containerimage/image/docker_image.go

@@ -1,49 +1,19 @@
 package image
 
-import (
-	"time"
-
-	"github.com/docker/docker/api/types/strslice"
-	ocispecs "github.com/opencontainers/image-spec/specs-go/v1"
-)
+import v1 "github.com/moby/docker-image-spec/specs-go/v1"
 
 // HealthConfig holds configuration settings for the HEALTHCHECK feature.
-type HealthConfig struct {
-	// Test is the test to perform to check that the container is healthy.
-	// An empty slice means to inherit the default.
-	// The options are:
-	// {} : inherit healthcheck
-	// {"NONE"} : disable healthcheck
-	// {"CMD", args...} : exec arguments directly
-	// {"CMD-SHELL", command} : run command with system's default shell
-	Test []string `json:",omitempty"`
-
-	// Zero means to inherit. Durations are expressed as integer nanoseconds.
-	Interval      time.Duration `json:",omitempty"` // Interval is the time to wait between checks.
-	Timeout       time.Duration `json:",omitempty"` // Timeout is the time to wait before considering the check to have hung.
-	StartPeriod   time.Duration `json:",omitempty"` // The start period for the container to initialize before the retries starts to count down.
-	StartInterval time.Duration `json:",omitempty"` // StartInterval is the time to wait between checks during the start period.
-
-	// Retries is the number of consecutive failures needed to consider a container as unhealthy.
-	// Zero means inherit.
-	Retries int `json:",omitempty"`
-}
+//
+// Deprecated: use [v1.HealthcheckConfig].
+type HealthConfig = v1.HealthcheckConfig
 
 // ImageConfig is a docker compatible config for an image
-type ImageConfig struct {
-	ocispecs.ImageConfig
-
-	Healthcheck *HealthConfig `json:",omitempty"` // Healthcheck describes how to check the container is healthy
-
-	OnBuild []string          `json:",omitempty"` // ONBUILD metadata that were defined on the image Dockerfile
-	Shell   strslice.StrSlice `json:",omitempty"` // Shell for shell-form of RUN, CMD, ENTRYPOINT
-}
+//
+// Deprecated: use [v1.DockerOCIImageConfig].
+type ImageConfig = v1.DockerOCIImageConfig
 
 // Image is the JSON structure which describes some basic information about the image.
 // This provides the `application/vnd.oci.image.config.v1+json` mediatype when marshalled to JSON.
-type Image struct {
-	ocispecs.Image
-
-	// Config defines the execution parameters which should be used as a base when running a container using the image.
-	Config ImageConfig `json:"config,omitempty"`
-}
+//
+// Deprecated: use [v1.DockerOCIImage].
+type Image = v1.DockerOCIImage

frontend/dockerfile/builder/build.go

@@ -8,7 +8,6 @@ import (
 	"github.com/containerd/containerd/platforms"
 	"github.com/moby/buildkit/client/llb"
 	"github.com/moby/buildkit/client/llb/sourceresolver"
-	"github.com/moby/buildkit/exporter/containerimage/image"
 	"github.com/moby/buildkit/frontend"
 	"github.com/moby/buildkit/frontend/attestations/sbom"
 	"github.com/moby/buildkit/frontend/dockerfile/dockerfile2llb"
@@ -21,6 +20,7 @@ import (
 	"github.com/moby/buildkit/solver/errdefs"
 	"github.com/moby/buildkit/solver/pb"
 	"github.com/moby/buildkit/solver/result"
+	dockerspec "github.com/moby/docker-image-spec/specs-go/v1"
 	ocispecs "github.com/opencontainers/image-spec/specs-go/v1"
 	"github.com/pkg/errors"
 )
@@ -115,7 +115,7 @@ func Build(ctx context.Context, c client.Client) (_ *client.Result, err error) {
 
 	scanTargets := sync.Map{}
 
-	rb, err := bc.Build(ctx, func(ctx context.Context, platform *ocispecs.Platform, idx int) (client.Reference, *image.Image, error) {
+	rb, err := bc.Build(ctx, func(ctx context.Context, platform *ocispecs.Platform, idx int) (client.Reference, *dockerspec.DockerOCIImage, error) {
 		opt := convertOpt
 		opt.TargetPlatform = platform
 		if idx != 0 {

frontend/dockerfile/dockerfile2llb/convert.go

@@ -21,7 +21,6 @@ import (
 	"github.com/moby/buildkit/client/llb"
 	"github.com/moby/buildkit/client/llb/imagemetaresolver"
 	"github.com/moby/buildkit/client/llb/sourceresolver"
-	"github.com/moby/buildkit/exporter/containerimage/image"
 	"github.com/moby/buildkit/frontend/dockerfile/instructions"
 	"github.com/moby/buildkit/frontend/dockerfile/parser"
 	"github.com/moby/buildkit/frontend/dockerfile/shell"
@@ -34,6 +33,7 @@ import (
 	"github.com/moby/buildkit/util/gitutil"
 	"github.com/moby/buildkit/util/suggest"
 	"github.com/moby/buildkit/util/system"
+	dockerspec "github.com/moby/docker-image-spec/specs-go/v1"
 	"github.com/moby/sys/signal"
 	digest "github.com/opencontainers/go-digest"
 	ocispecs "github.com/opencontainers/image-spec/specs-go/v1"
@@ -72,7 +72,7 @@ type SBOMTargets struct {
 	IgnoreCache bool
 }
 
-func Dockerfile2LLB(ctx context.Context, dt []byte, opt ConvertOpt) (*llb.State, *image.Image, *SBOMTargets, error) {
+func Dockerfile2LLB(ctx context.Context, dt []byte, opt ConvertOpt) (*llb.State, *dockerspec.DockerOCIImage, *SBOMTargets, error) {
 	ds, err := toDispatchState(ctx, dt, opt)
 	if err != nil {
 		return nil, nil, nil, err
@@ -146,7 +146,7 @@ func toDispatchState(ctx context.Context, dt []byte, opt ConvertOpt) (*dispatchS
 		return nil, errors.Errorf("Client and MainContext cannot both be provided")
 	}
 
-	namedContext := func(ctx context.Context, name string, copt dockerui.ContextOpt) (*llb.State, *image.Image, error) {
+	namedContext := func(ctx context.Context, name string, copt dockerui.ContextOpt) (*llb.State, *dockerspec.DockerOCIImage, error) {
 		if opt.Client == nil {
 			return nil, nil, nil
 		}
@@ -441,7 +441,7 @@ func toDispatchState(ctx context.Context, dt []byte, opt ConvertOpt) (*dispatchS
 								return errors.Wrapf(err, "failed to parse ref %q", mutRef)
 							}
 						}
-						var img image.Image
+						var img dockerspec.DockerOCIImage
 						if err := json.Unmarshal(dt, &img); err != nil {
 							return errors.Wrap(err, "failed to parse image config")
 						}
@@ -830,7 +830,7 @@ func dispatch(d *dispatchState, cmd command, opt dispatchOpt) error {
 type dispatchState struct {
 	opt       dispatchOpt
 	state     llb.State
-	image     image.Image
+	image     dockerspec.DockerOCIImage
 	platform  *ocispecs.Platform
 	stage     instructions.Stage
 	base      *dispatchState
@@ -1389,7 +1389,7 @@ func dispatchEntrypoint(d *dispatchState, c *instructions.EntrypointCommand) err
 }
 
 func dispatchHealthcheck(d *dispatchState, c *instructions.HealthCheckCommand) error {
-	d.image.Config.Healthcheck = &image.HealthConfig{
+	d.image.Config.Healthcheck = &dockerspec.HealthcheckConfig{
 		Test:          c.Health.Test,
 		Interval:      c.Health.Interval,
 		Timeout:       c.Health.Timeout,
@@ -1588,7 +1588,7 @@ func runCommandString(args []string, buildArgs []instructions.KeyValuePairOption
 	return strings.Join(append(tmpBuildEnv, args...), " ")
 }
 
-func commitToHistory(img *image.Image, msg string, withLayer bool, st *llb.State, tm *time.Time) error {
+func commitToHistory(img *dockerspec.DockerOCIImage, msg string, withLayer bool, st *llb.State, tm *time.Time) error {
 	if st != nil {
 		msg += " # buildkit"
 	}
@@ -1734,7 +1734,7 @@ type mutableOutput struct {
 	llb.Output
 }
 
-func withShell(img image.Image, args []string) []string {
+func withShell(img dockerspec.DockerOCIImage, args []string) []string {
 	var shell []string
 	if len(img.Config.Shell) > 0 {
 		shell = append([]string{}, img.Config.Shell...)
@@ -1744,7 +1744,7 @@ func withShell(img image.Image, args []string) []string {
 	return append(shell, strings.Join(args, " "))
 }
 
-func autoDetectPlatform(img image.Image, target ocispecs.Platform, supported []ocispecs.Platform) ocispecs.Platform {
+func autoDetectPlatform(img dockerspec.DockerOCIImage, target ocispecs.Platform, supported []ocispecs.Platform) ocispecs.Platform {
 	os := img.OS
 	arch := img.Architecture
 	if target.OS == os && target.Architecture == arch {
@@ -1882,7 +1882,7 @@ func commonImageNames() []string {
 	return out
 }
 
-func clampTimes(img image.Image, tm *time.Time) image.Image {
+func clampTimes(img dockerspec.DockerOCIImage, tm *time.Time) dockerspec.DockerOCIImage {
 	if tm == nil {
 		return img
 	}

frontend/dockerfile/dockerfile2llb/image.go

@@ -1,12 +1,12 @@
 package dockerfile2llb
 
 import (
-	"github.com/moby/buildkit/exporter/containerimage/image"
 	"github.com/moby/buildkit/util/system"
+	dockerspec "github.com/moby/docker-image-spec/specs-go/v1"
 	ocispecs "github.com/opencontainers/image-spec/specs-go/v1"
 )
 
-func clone(src image.Image) image.Image {
+func clone(src dockerspec.DockerOCIImage) dockerspec.DockerOCIImage {
 	img := src
 	img.Config = src.Config
 	img.Config.Env = append([]string{}, src.Config.Env...)
@@ -15,8 +15,8 @@ func clone(src image.Image) image.Image {
 	return img
 }
 
-func emptyImage(platform ocispecs.Platform) image.Image {
-	img := image.Image{}
+func emptyImage(platform ocispecs.Platform) dockerspec.DockerOCIImage {
+	img := dockerspec.DockerOCIImage{}
 	img.Architecture = platform.Architecture
 	img.OS = platform.OS
 	img.OSVersion = platform.OSVersion

frontend/dockerui/build.go

@@ -7,14 +7,14 @@ import (
 
 	"github.com/containerd/containerd/platforms"
 	"github.com/moby/buildkit/exporter/containerimage/exptypes"
-	"github.com/moby/buildkit/exporter/containerimage/image"
 	"github.com/moby/buildkit/frontend/gateway/client"
+	dockerspec "github.com/moby/docker-image-spec/specs-go/v1"
 	ocispecs "github.com/opencontainers/image-spec/specs-go/v1"
 	"github.com/pkg/errors"
 	"golang.org/x/sync/errgroup"
 )
 
-type BuildFunc func(ctx context.Context, platform *ocispecs.Platform, idx int) (client.Reference, *image.Image, error)
+type BuildFunc func(ctx context.Context, platform *ocispecs.Platform, idx int) (client.Reference, *dockerspec.DockerOCIImage, error)
 
 func (bc *Client) Build(ctx context.Context, fn BuildFunc) (*ResultBuilder, error) {
 	res := client.NewResult()

frontend/dockerui/config.go

@@ -13,11 +13,11 @@ import (
 	"github.com/distribution/reference"
 	controlapi "github.com/moby/buildkit/api/services/control"
 	"github.com/moby/buildkit/client/llb"
-	"github.com/moby/buildkit/exporter/containerimage/image"
 	"github.com/moby/buildkit/frontend/attestations"
 	"github.com/moby/buildkit/frontend/gateway/client"
 	"github.com/moby/buildkit/solver/pb"
 	"github.com/moby/buildkit/util/flightcontrol"
+	dockerspec "github.com/moby/docker-image-spec/specs-go/v1"
 	"github.com/moby/patternmatcher/ignorefile"
 	digest "github.com/opencontainers/go-digest"
 	ocispecs "github.com/opencontainers/image-spec/specs-go/v1"
@@ -460,7 +460,7 @@ func (bc *Client) MainContext(ctx context.Context, opts ...llb.LocalOption) (*ll
 	return &st, nil
 }
 
-func (bc *Client) NamedContext(ctx context.Context, name string, opt ContextOpt) (*llb.State, *image.Image, error) {
+func (bc *Client) NamedContext(ctx context.Context, name string, opt ContextOpt) (*llb.State, *dockerspec.DockerOCIImage, error) {
 	named, err := reference.ParseNormalizedNamed(name)
 	if err != nil {
 		return nil, nil, errors.Wrapf(err, "invalid context name %s", name)

frontend/dockerui/namedcontext.go

@@ -12,10 +12,10 @@ import (
 	"github.com/moby/buildkit/client/llb"
 	"github.com/moby/buildkit/client/llb/sourceresolver"
 	"github.com/moby/buildkit/exporter/containerimage/exptypes"
-	"github.com/moby/buildkit/exporter/containerimage/image"
 	"github.com/moby/buildkit/frontend/gateway/client"
 	"github.com/moby/buildkit/solver/pb"
 	"github.com/moby/buildkit/util/imageutil"
+	dockerspec "github.com/moby/docker-image-spec/specs-go/v1"
 	"github.com/moby/patternmatcher/ignorefile"
 	"github.com/pkg/errors"
 )
@@ -26,11 +26,11 @@ const (
 	maxContextRecursion = 10
 )
 
-func (bc *Client) namedContext(ctx context.Context, name string, nameWithPlatform string, opt ContextOpt) (*llb.State, *image.Image, error) {
+func (bc *Client) namedContext(ctx context.Context, name string, nameWithPlatform string, opt ContextOpt) (*llb.State, *dockerspec.DockerOCIImage, error) {
 	return bc.namedContextRecursive(ctx, name, nameWithPlatform, opt, 0)
 }
 
-func (bc *Client) namedContextRecursive(ctx context.Context, name string, nameWithPlatform string, opt ContextOpt, count int) (*llb.State, *image.Image, error) {
+func (bc *Client) namedContextRecursive(ctx context.Context, name string, nameWithPlatform string, opt ContextOpt, count int) (*llb.State, *dockerspec.DockerOCIImage, error) {
 	opts := bc.bopts.Opts
 	contextKey := contextPrefix + nameWithPlatform
 	v, ok := opts[contextKey]
@@ -94,7 +94,7 @@ func (bc *Client) namedContextRecursive(ctx context.Context, name string, nameWi
 			return nil, nil, err
 		}
 
-		var img image.Image
+		var img dockerspec.DockerOCIImage
 		if err := json.Unmarshal(data, &img); err != nil {
 			return nil, nil, err
 		}
@@ -162,7 +162,7 @@ func (bc *Client) namedContextRecursive(ctx context.Context, name string, nameWi
 			return nil, nil, err
 		}
 
-		var img image.Image
+		var img dockerspec.DockerOCIImage
 		if err := json.Unmarshal(data, &img); err != nil {
 			return nil, nil, errors.Wrap(err, "could not parse oci-layout image config")
 		}
@@ -247,7 +247,7 @@ func (bc *Client) namedContextRecursive(ctx context.Context, name string, nameWi
 			if err := json.Unmarshal([]byte(md), &m); err != nil {
 				return nil, nil, errors.Wrapf(err, "failed to parse input metadata %s", md)
 			}
-			var img *image.Image
+			var img *dockerspec.DockerOCIImage
 			if dtic, ok := m[exptypes.ExporterImageConfigKey]; ok {
 				st, err = st.WithImageConfig(dtic)
 				if err != nil {

frontend/gateway/gateway.go

@@ -29,7 +29,6 @@ import (
 	"github.com/moby/buildkit/client/llb/sourceresolver"
 	"github.com/moby/buildkit/executor"
 	"github.com/moby/buildkit/exporter/containerimage/exptypes"
-	"github.com/moby/buildkit/exporter/containerimage/image"
 	"github.com/moby/buildkit/frontend"
 	"github.com/moby/buildkit/frontend/dockerui"
 	gwclient "github.com/moby/buildkit/frontend/gateway/client"
@@ -49,6 +48,7 @@ import (
 	"github.com/moby/buildkit/util/stack"
 	"github.com/moby/buildkit/util/tracing"
 	"github.com/moby/buildkit/worker"
+	dockerspec "github.com/moby/docker-image-spec/specs-go/v1"
 	"github.com/moby/sys/signal"
 	digest "github.com/opencontainers/go-digest"
 	ocispecs "github.com/opencontainers/image-spec/specs-go/v1"
@@ -95,7 +95,7 @@ func (gf *gatewayFrontend) Solve(ctx context.Context, llbBridge frontend.Fronten
 	}
 
 	_, isDevel := opts[keyDevel]
-	var img image.Image
+	var img dockerspec.DockerOCIImage
 	var mfstDigest digest.Digest
 	var rootFS cache.MutableRef
 	var readonly bool // TODO: try to switch to read-only by default.

go.mod

@@ -47,6 +47,7 @@ require (
 	github.com/in-toto/in-toto-golang v0.5.0
 	github.com/klauspost/compress v1.17.4
 	github.com/mitchellh/hashstructure/v2 v2.0.2
+	github.com/moby/docker-image-spec v1.3.1
 	github.com/moby/locker v1.0.1
 	github.com/moby/patternmatcher v0.6.0
 	github.com/moby/sys/mountinfo v0.7.1

go.sum

@@ -904,6 +904,8 @@ github.com/mitchellh/mapstructure v1.1.2/go.mod h1:FVVH3fgwuzCH5S8UJGiWEs2h04kUh
 github.com/mitchellh/mapstructure v1.3.1/go.mod h1:bFUtVrKA4DC2yAKiSyO/QUcy7e+RRV2QTWOzhPopBRo=
 github.com/mitchellh/osext v0.0.0-20151018003038-5e2d6d41470f/go.mod h1:OkQIRizQZAeMln+1tSwduZz7+Af5oFlKirV/MSYes2A=
 github.com/moby/buildkit v0.8.1/go.mod h1:/kyU1hKy/aYCuP39GZA9MaKioovHku57N6cqlKZIaiQ=
+github.com/moby/docker-image-spec v1.3.1 h1:jMKff3w6PgbfSa69GfNg+zN/XLhfXJGnEx3Nl2EsFP0=
+github.com/moby/docker-image-spec v1.3.1/go.mod h1:eKmb5VW8vQEh/BAr2yvVNvuiJuY6UIocYsFu/DxxRpo=
 github.com/moby/locker v1.0.1 h1:fOXqR41zeveg4fFODix+1Ch4mj/gT0NE1XJbp/epuBg=
 github.com/moby/locker v1.0.1/go.mod h1:S7SDdo5zpBK84bzzVlKr2V0hz+7x9hWbYC/kq7oQppc=
 github.com/moby/patternmatcher v0.6.0 h1:GmP9lR19aU5GqSSFko+5pRqHi+Ohk1O69aFiKkVGiPk=

util/imageutil/schema1.go

@@ -8,7 +8,7 @@ import (
 	"time"
 
 	"github.com/containerd/containerd/remotes"
-	"github.com/moby/buildkit/exporter/containerimage/image"
+	dockerspec "github.com/moby/docker-image-spec/specs-go/v1"
 	digest "github.com/opencontainers/go-digest"
 	ocispecs "github.com/opencontainers/image-spec/specs-go/v1"
 	"github.com/pkg/errors"
@@ -45,7 +45,7 @@ func convertSchema1ConfigMeta(in []byte) ([]byte, error) {
 		return nil, errors.Errorf("invalid schema1 manifest")
 	}
 
-	var img image.Image
+	var img dockerspec.DockerOCIImage
 	if err := json.Unmarshal([]byte(m.History[0].V1Compatibility), &img); err != nil {
 		return nil, errors.Wrap(err, "failed to unmarshal image from schema 1 history")
 	}