Merge pull request #2333 from tonistiigi/v0.13.1-picks

[v0.13] cherry-picks for v0.13.1

.github/workflows/docs-release.yml

@@ -1,6 +1,11 @@
 name: docs-release
 
 on:
+  workflow_dispatch:
+    inputs:
+      tag:
+        description: 'Git tag'
+        required: true
   release:
     types:
       - released
@@ -8,7 +13,7 @@ on:
 jobs:
   open-pr:
     runs-on: ubuntu-22.04
-    if: ${{ github.event.release.prerelease != true && github.repository == 'docker/buildx' }}
+    if: ${{ (github.event.release.prerelease != true || github.event.inputs.tag != '') && github.repository == 'docker/buildx' }}
     steps:
       -
         name: Checkout docs repo
@@ -22,6 +27,11 @@ jobs:
         run: |
           rm -rf ./data/buildx/*
           rm -rf ./_vendor/github.com/docker/buildx
+          if [ -n "${{ github.event.inputs.tag }}" ]; then
+            echo "RELEASE_NAME=${{ github.event.inputs.tag }}" >> $GITHUB_ENV
+          else
+            echo "RELEASE_NAME=${{ github.event.release.name }}" >> $GITHUB_ENV
+          fi
       -
         name: Set up Docker Buildx
         uses: docker/setup-buildx-action@v3
@@ -29,7 +39,7 @@ jobs:
         name: Generate yaml
         uses: docker/bake-action@v4
         with:
-          source: ${{ github.server_url }}/${{ github.repository }}.git#${{ github.event.release.name }}
+          source: ${{ github.server_url }}/${{ github.repository }}.git#${{ env.RELEASE_NAME }}
           targets: update-docs
           set: |
             *.output=/tmp/buildx-docs
@@ -43,21 +53,20 @@ jobs:
         name: Update vendor
         uses: docker/bake-action@v4
         with:
-          source: ${{ github.server_url }}/${{ github.repository }}.git#${{ github.event.release.name }}
           targets: vendor
           set: |
-            vendor.args.MODULE=github.com/docker/buildx@${{ github.event.release.name }}
+            vendor.args.MODULE=github.com/docker/buildx@${{ env.RELEASE_NAME }}
       -
         name: Create PR on docs repo
         uses: peter-evans/create-pull-request@a4f52f8033a6168103c2538976c07b467e8163bc
         with:
           token: ${{ secrets.GHPAT_DOCS_DISPATCH }}
           push-to-fork: docker-tools-robot/docker.github.io
-          commit-message: "vendor: github.com/docker/buildx ${{ github.event.release.name }}"
+          commit-message: "vendor: github.com/docker/buildx ${{ env.RELEASE_NAME }}"
           signoff: true
-          branch: dispatch/buildx-ref-${{ github.event.release.name }}
+          branch: dispatch/buildx-ref-${{ env.RELEASE_NAME }}
           delete-branch: true
-          title: Update buildx reference to ${{ github.event.release.name }}
+          title: Update buildx reference to ${{ env.RELEASE_NAME }}
           body: |
-            Update the buildx reference documentation to keep in sync with the latest release `${{ github.event.release.name }}`
+            Update the buildx reference documentation to keep in sync with the latest release `${{ env.RELEASE_NAME }}`
           draft: false

bake/bake_test.go

@@ -259,6 +259,25 @@ func TestPushOverride(t *testing.T) {
 
 	require.Equal(t, 1, len(m["app"].Outputs))
 	require.Equal(t, "type=image,push=true", m["app"].Outputs[0])
+
+	fp = File{
+		Name: "docker-bake.hcl",
+		Data: []byte(
+			`target "foo" {
+		  		output = [ "type=local,dest=out" ]
+			}
+			target "bar" {
+			}`),
+	}
+	ctx = context.TODO()
+	m, _, err = ReadTargets(ctx, []File{fp}, []string{"foo", "bar"}, []string{"*.push=true"}, nil)
+	require.NoError(t, err)
+
+	require.Equal(t, 2, len(m))
+	require.Equal(t, 1, len(m["foo"].Outputs))
+	require.Equal(t, []string{"type=local,dest=out"}, m["foo"].Outputs)
+	require.Equal(t, 1, len(m["bar"].Outputs))
+	require.Equal(t, []string{"type=image,push=true"}, m["bar"].Outputs)
 }
 
 func TestReadTargetsCompose(t *testing.T) {

builder/node.go

@@ -142,7 +142,7 @@ func (b *Builder) LoadNodes(ctx context.Context, opts ...LoadNodesOption) (_ []N
 					}
 				}
 
-				d, err := driver.GetDriver(ctx, "buildx_buildkit_"+n.Name, factory, n.Endpoint, dockerapi, imageopt.Auth, kcc, n.BuildkitdFlags, n.Files, n.DriverOpts, n.Platforms, b.opts.contextPathHash, lno.dialMeta)
+				d, err := driver.GetDriver(ctx, driver.BuilderName(n.Name), factory, n.Endpoint, dockerapi, imageopt.Auth, kcc, n.BuildkitdFlags, n.Files, n.DriverOpts, n.Platforms, b.opts.contextPathHash, lno.dialMeta)
 				if err != nil {
 					node.Err = err
 					return nil

commands/bake.go

@@ -72,11 +72,9 @@ func runBake(ctx context.Context, dockerCli command.Cli, targets []string, in ba
 
 	overrides := in.overrides
 	if in.exportPush {
-		if in.exportLoad {
-			return errors.Errorf("push and load may not be set together at the moment")
-		}
 		overrides = append(overrides, "*.push=true")
-	} else if in.exportLoad {
+	}
+	if in.exportLoad {
 		overrides = append(overrides, "*.output=type=docker")
 	}
 	if cFlags.noCache != nil {

controller/build/build.go

@@ -99,38 +99,38 @@ func RunBuild(ctx context.Context, dockerCli command.Cli, in controllerapi.Build
 		return nil, nil, err
 	}
 	if in.ExportPush {
-		if in.ExportLoad {
-			return nil, nil, errors.Errorf("push and load may not be set together at the moment")
+		var pushUsed bool
+		for i := range outputs {
+			if outputs[i].Type == client.ExporterImage {
+				outputs[i].Attrs["push"] = "true"
+				pushUsed = true
+			}
 		}
-		if len(outputs) == 0 {
-			outputs = []client.ExportEntry{{
-				Type: "image",
+		if !pushUsed {
+			outputs = append(outputs, client.ExportEntry{
+				Type: client.ExporterImage,
 				Attrs: map[string]string{
 					"push": "true",
 				},
-			}}
-		} else {
-			switch outputs[0].Type {
-			case "image":
-				outputs[0].Attrs["push"] = "true"
-			default:
-				return nil, nil, errors.Errorf("push and %q output can't be used together", outputs[0].Type)
-			}
+			})
 		}
 	}
 	if in.ExportLoad {
-		if len(outputs) == 0 {
-			outputs = []client.ExportEntry{{
-				Type:  "docker",
-				Attrs: map[string]string{},
-			}}
-		} else {
-			switch outputs[0].Type {
-			case "docker":
-			default:
-				return nil, nil, errors.Errorf("load and %q output can't be used together", outputs[0].Type)
+		var loadUsed bool
+		for i := range outputs {
+			if outputs[i].Type == client.ExporterDocker {
+				if _, ok := outputs[i].Attrs["dest"]; !ok {
+					loadUsed = true
+					break
+				}
 			}
 		}
+		if !loadUsed {
+			outputs = append(outputs, client.ExportEntry{
+				Type:  client.ExporterDocker,
+				Attrs: map[string]string{},
+			})
+		}
 	}
 
 	annotations, err := buildflags.ParseAnnotations(in.Annotations)

docs/reference/buildx_build.md

@@ -152,7 +152,7 @@ Allow extra privileged entitlement. List of entitlements:
 
 - `network.host` - Allows executions with host networking.
 - `security.insecure` - Allows executions without sandbox. See
-  [related Dockerfile extensions](https://docs.docker.com/reference/dockerfile/#run---securitysandbox).
+  [related Dockerfile extensions](https://docs.docker.com/reference/dockerfile/#run---security).
 
 For entitlements to be enabled, the BuildKit daemon also needs to allow them
 with `--allow-insecure-entitlement` (see [`create --buildkitd-flags`](buildx_create.md#buildkitd-flags)).

driver/driver.go

@@ -4,6 +4,7 @@ import (
 	"context"
 	"io"
 	"net"
+	"strings"
 
 	"github.com/docker/buildx/store"
 	"github.com/docker/buildx/util/progress"
@@ -67,6 +68,19 @@ type Driver interface {
 	Config() InitConfig
 }
 
+const builderNamePrefix = "buildx_buildkit_"
+
+func BuilderName(name string) string {
+	return builderNamePrefix + name
+}
+
+func ParseBuilderName(name string) (string, error) {
+	if !strings.HasPrefix(name, builderNamePrefix) {
+		return "", errors.Errorf("invalid builder name %q, must have %q prefix", name, builderNamePrefix)
+	}
+	return strings.TrimPrefix(name, builderNamePrefix), nil
+}
+
 func Boot(ctx, clientContext context.Context, d *DriverHandle, pw progress.Writer) (*client.Client, error) {
 	try := 0
 	for {

driver/kubernetes/factory.go

@@ -244,10 +244,10 @@ func (f *factory) AllowsInstances() bool {
 // eg. "buildx_buildkit_loving_mendeleev0" -> "loving-mendeleev0"
 func buildxNameToDeploymentName(bx string) (string, error) {
 	// TODO: commands.util.go should not pass "buildx_buildkit_" prefix to drivers
-	if !strings.HasPrefix(bx, "buildx_buildkit_") {
-		return "", errors.Errorf("expected a string with \"buildx_buildkit_\", got %q", bx)
+	s, err := driver.ParseBuilderName(bx)
+	if err != nil {
+		return "", err
 	}
-	s := strings.TrimPrefix(bx, "buildx_buildkit_")
 	s = strings.ReplaceAll(s, "_", "-")
 	return s, nil
 }

driver/kubernetes/factory_test.go

@@ -29,7 +29,7 @@ func TestFactory_processDriverOpts(t *testing.T) {
 	}
 
 	cfg := driver.InitConfig{
-		Name:             "buildx_buildkit_test",
+		Name:             driver.BuilderName("test"),
 		KubeClientConfig: &kcc,
 	}
 	f := factory{}

driver/remote/driver.go

@@ -13,6 +13,7 @@ import (
 	util "github.com/docker/buildx/driver/remote/util"
 	"github.com/docker/buildx/util/progress"
 	"github.com/moby/buildkit/client"
+	"github.com/moby/buildkit/client/connhelper"
 	"github.com/moby/buildkit/util/tracing/detect"
 	"github.com/pkg/errors"
 )
@@ -95,7 +96,16 @@ func (d *Driver) Client(ctx context.Context) (*client.Client, error) {
 }
 
 func (d *Driver) Dial(ctx context.Context) (net.Conn, error) {
-	network, addr, ok := strings.Cut(d.InitConfig.EndpointAddr, "://")
+	addr := d.InitConfig.EndpointAddr
+	ch, err := connhelper.GetConnectionHelper(addr)
+	if err != nil {
+		return nil, err
+	}
+	if ch != nil {
+		return ch.ContextDialer(ctx, addr)
+	}
+
+	network, addr, ok := strings.Cut(addr, "://")
 	if !ok {
 		return nil, errors.Errorf("invalid endpoint address: %s", d.InitConfig.EndpointAddr)
 	}

go.mod

@@ -25,7 +25,7 @@ require (
 	github.com/google/uuid v1.6.0
 	github.com/hashicorp/go-cty-funcs v0.0.0-20230405223818-a090f58aa992
 	github.com/hashicorp/hcl/v2 v2.19.1
-	github.com/moby/buildkit v0.13.0-rc3
+	github.com/moby/buildkit v0.13.0
 	github.com/moby/sys/mountinfo v0.7.1
 	github.com/moby/sys/signal v0.7.0
 	github.com/morikuni/aec v1.0.0
@@ -140,7 +140,7 @@ require (
 	github.com/secure-systems-lab/go-securesystemslib v0.4.0 // indirect
 	github.com/shibumi/go-pathspec v1.3.0 // indirect
 	github.com/theupdateframework/notary v0.7.0 // indirect
-	github.com/tonistiigi/fsutil v0.0.0-20240223190444-7a889f53dbf6 // indirect
+	github.com/tonistiigi/fsutil v0.0.0-20240301111122-7525a1af2bb5 // indirect
 	github.com/tonistiigi/units v0.0.0-20180711220420-6950e57a87ea // indirect
 	github.com/tonistiigi/vt100 v0.0.0-20230623042737-f9a4f7ef6531 // indirect
 	github.com/xeipuuv/gojsonpointer v0.0.0-20190905194746-02993c407bfb // indirect

go.sum

@@ -311,8 +311,8 @@ github.com/mitchellh/mapstructure v1.5.0 h1:jeMsZIYE/09sWLaz43PL7Gy6RuMjD2eJVyua
 github.com/mitchellh/mapstructure v1.5.0/go.mod h1:bFUtVrKA4DC2yAKiSyO/QUcy7e+RRV2QTWOzhPopBRo=
 github.com/mitchellh/reflectwalk v1.0.2 h1:G2LzWKi524PWgd3mLHV8Y5k7s6XUvT0Gef6zxSIeXaQ=
 github.com/mitchellh/reflectwalk v1.0.2/go.mod h1:mSTlrgnPZtwu0c4WaC2kGObEpuNDbx0jmZXqmk4esnw=
-github.com/moby/buildkit v0.13.0-rc3 h1:Dns5Ixnv4OH1MyLZy7S4G2m+MLwp2YEqrPPzEzfw7Tw=
-github.com/moby/buildkit v0.13.0-rc3/go.mod h1:5pRtk7Wuv929XRIp9tqPdq07mrnBpXAUoOYYfOj0nhA=
+github.com/moby/buildkit v0.13.0 h1:reVR1Y+rbNIUQ9jf0Q1YZVH5a/nhOixZsl+HJ9qQEGI=
+github.com/moby/buildkit v0.13.0/go.mod h1:aNmNQKLBFYAOFuzQjR3VA27/FijlvtBD1pjNwTSN37k=
 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=
@@ -450,8 +450,8 @@ github.com/stretchr/testify v1.8.4 h1:CcVxjf3Q8PM0mHUKJCdn+eZZtm5yQwehR5yeSVQQcU
 github.com/stretchr/testify v1.8.4/go.mod h1:sz/lmYIOXD/1dqDmKjjqLyZ2RngseejIcXlSw2iwfAo=
 github.com/theupdateframework/notary v0.7.0 h1:QyagRZ7wlSpjT5N2qQAh/pN+DVqgekv4DzbAiAiEL3c=
 github.com/theupdateframework/notary v0.7.0/go.mod h1:c9DRxcmhHmVLDay4/2fUYdISnHqbFDGRSlXPO0AhYWw=
-github.com/tonistiigi/fsutil v0.0.0-20240223190444-7a889f53dbf6 h1:v9u6pmdUkarXL/1S/6LGcG9wsiBLd9N/WyJq/Y9WPcg=
-github.com/tonistiigi/fsutil v0.0.0-20240223190444-7a889f53dbf6/go.mod h1:vbbYqJlnswsbJqWUcJN8fKtBhnEgldDrcagTgnBVKKM=
+github.com/tonistiigi/fsutil v0.0.0-20240301111122-7525a1af2bb5 h1:oZS8KCqAg62sxJkEq/Ppzqrb6EooqzWtL8Oaex7bc5c=
+github.com/tonistiigi/fsutil v0.0.0-20240301111122-7525a1af2bb5/go.mod h1:vbbYqJlnswsbJqWUcJN8fKtBhnEgldDrcagTgnBVKKM=
 github.com/tonistiigi/units v0.0.0-20180711220420-6950e57a87ea h1:SXhTLE6pb6eld/v/cCndK0AMpt1wiVFb/YYmqB3/QG0=
 github.com/tonistiigi/units v0.0.0-20180711220420-6950e57a87ea/go.mod h1:WPnis/6cRcDZSUvVmezrxJPkiO87ThFYsoUiMwWNDJk=
 github.com/tonistiigi/vt100 v0.0.0-20230623042737-f9a4f7ef6531 h1:Y/M5lygoNPKwVNLMPXgVfsRT40CSFKXCxuU8LoHySjs=

tests/bake.go

@@ -2,13 +2,19 @@ package tests
 
 import (
 	"encoding/json"
+	"fmt"
 	"os"
 	"path/filepath"
+	"strings"
 	"testing"
 
 	"github.com/containerd/continuity/fs/fstest"
 	"github.com/docker/buildx/util/gitutil"
+	"github.com/moby/buildkit/identity"
+	"github.com/moby/buildkit/util/contentutil"
+	"github.com/moby/buildkit/util/testutil"
 	"github.com/moby/buildkit/util/testutil/integration"
+	"github.com/pkg/errors"
 	"github.com/stretchr/testify/require"
 )
 
@@ -36,6 +42,8 @@ var bakeTests = []func(t *testing.T, sb integration.Sandbox){
 	testBakeShmSize,
 	testBakeUlimits,
 	testBakeRefs,
+	testBakeMultiExporters,
+	testBakeLoadPush,
 }
 
 func testBakeLocal(t *testing.T, sb integration.Sandbox) {
@@ -631,3 +639,155 @@ target "default" {
 
 	require.NotEmpty(t, md.Default.BuildRef)
 }
+
+func testBakeMultiExporters(t *testing.T, sb integration.Sandbox) {
+	if sb.Name() != "docker" {
+		t.Skip("skipping test for non-docker workers")
+	}
+
+	registry, err := sb.NewRegistry()
+	if errors.Is(err, integration.ErrRequirements) {
+		t.Skip(err.Error())
+	}
+	require.NoError(t, err)
+
+	targetReg := registry + "/buildx/registry:latest"
+	targetStore := "buildx:local-" + identity.NewID()
+
+	var builderName string
+	t.Cleanup(func() {
+		if builderName == "" {
+			return
+		}
+
+		cmd := dockerCmd(sb, withArgs("image", "rm", targetStore))
+		cmd.Stderr = os.Stderr
+		require.NoError(t, cmd.Run())
+
+		out, err := rmCmd(sb, withArgs(builderName))
+		require.NoError(t, err, out)
+	})
+
+	// TODO: use stable buildkit image when v0.13.0 released
+	out, err := createCmd(sb, withArgs(
+		"--driver", "docker-container",
+		"--buildkitd-flags=--allow-insecure-entitlement=network.host",
+		"--driver-opt", "network=host",
+		"--driver-opt", "image=moby/buildkit:v0.13.0-rc3",
+	))
+	require.NoError(t, err, out)
+	builderName = strings.TrimSpace(out)
+
+	dockerfile := []byte(`
+FROM scratch
+COPY foo /foo
+	`)
+	bakefile := []byte(`
+target "default" {
+}
+`)
+	dir := tmpdir(
+		t,
+		fstest.CreateFile("docker-bake.hcl", bakefile, 0600),
+		fstest.CreateFile("Dockerfile", dockerfile, 0600),
+		fstest.CreateFile("foo", []byte("foo"), 0600),
+	)
+
+	outputs := []string{
+		"--set", fmt.Sprintf("*.output=type=image,name=%s,push=true", targetReg),
+		"--set", fmt.Sprintf("*.output=type=docker,name=%s", targetStore),
+		"--set", fmt.Sprintf("*.output=type=oci,dest=%s/result", dir),
+	}
+	cmd := buildxCmd(sb, withDir(dir), withArgs("bake"), withArgs(outputs...))
+	cmd.Env = append(cmd.Env, "BUILDX_BUILDER="+builderName)
+	outb, err := cmd.CombinedOutput()
+	require.NoError(t, err, string(outb))
+
+	// test registry
+	desc, provider, err := contentutil.ProviderFromRef(targetReg)
+	require.NoError(t, err)
+	_, err = testutil.ReadImages(sb.Context(), provider, desc)
+	require.NoError(t, err)
+
+	// test docker store
+	cmd = dockerCmd(sb, withArgs("image", "inspect", targetStore))
+	cmd.Stderr = os.Stderr
+	require.NoError(t, cmd.Run())
+
+	// test oci
+	_, err = os.ReadFile(fmt.Sprintf("%s/result", dir))
+	require.NoError(t, err)
+
+	// TODO: test metadata file when supported by multi exporters https://github.com/docker/buildx/issues/2181
+}
+
+func testBakeLoadPush(t *testing.T, sb integration.Sandbox) {
+	if sb.Name() != "docker" {
+		t.Skip("skipping test for non-docker workers")
+	}
+
+	registry, err := sb.NewRegistry()
+	if errors.Is(err, integration.ErrRequirements) {
+		t.Skip(err.Error())
+	}
+	require.NoError(t, err)
+
+	target := registry + "/buildx/registry:" + identity.NewID()
+
+	var builderName string
+	t.Cleanup(func() {
+		if builderName == "" {
+			return
+		}
+
+		cmd := dockerCmd(sb, withArgs("image", "rm", target))
+		cmd.Stderr = os.Stderr
+		require.NoError(t, cmd.Run())
+
+		out, err := rmCmd(sb, withArgs(builderName))
+		require.NoError(t, err, out)
+	})
+
+	// TODO: use stable buildkit image when v0.13.0 released
+	out, err := createCmd(sb, withArgs(
+		"--driver", "docker-container",
+		"--buildkitd-flags=--allow-insecure-entitlement=network.host",
+		"--driver-opt", "network=host",
+		"--driver-opt", "image=moby/buildkit:v0.13.0-rc3",
+	))
+	require.NoError(t, err, out)
+	builderName = strings.TrimSpace(out)
+
+	dockerfile := []byte(`
+FROM scratch
+COPY foo /foo
+	`)
+	bakefile := []byte(`
+target "default" {
+}
+`)
+	dir := tmpdir(
+		t,
+		fstest.CreateFile("docker-bake.hcl", bakefile, 0600),
+		fstest.CreateFile("Dockerfile", dockerfile, 0600),
+		fstest.CreateFile("foo", []byte("foo"), 0600),
+	)
+
+	cmd := buildxCmd(sb, withDir(dir), withArgs("bake", "--push", "--load", fmt.Sprintf("--set=*.tags=%s", target)))
+	cmd.Env = append(cmd.Env, "BUILDX_BUILDER="+builderName)
+	outb, err := cmd.CombinedOutput()
+	require.NoError(t, err, string(outb))
+
+	// TODO: test registry when --load case fixed for bake (currently overrides --push)
+	//desc, provider, err := contentutil.ProviderFromRef(target)
+	//require.NoError(t, err)
+	//_, err = testutil.ReadImages(sb.Context(), provider, desc)
+	//require.NoError(t, err)
+
+	// test docker store
+	cmd = dockerCmd(sb, withArgs("image", "inspect", target))
+	cmd.Stderr = os.Stderr
+	require.NoError(t, cmd.Run())
+
+	// TODO: test metadata file when supported by multi exporters https://github.com/docker/buildx/issues/2181
+}

tests/build.go

@@ -16,6 +16,7 @@ import (
 	"github.com/containerd/containerd/platforms"
 	"github.com/containerd/continuity/fs/fstest"
 	"github.com/creack/pty"
+	"github.com/moby/buildkit/identity"
 	"github.com/moby/buildkit/util/appdefaults"
 	"github.com/moby/buildkit/util/contentutil"
 	"github.com/moby/buildkit/util/testutil"
@@ -54,6 +55,8 @@ var buildTests = []func(t *testing.T, sb integration.Sandbox){
 	testBuildShmSize,
 	testBuildUlimit,
 	testBuildRef,
+	testBuildMultiExporters,
+	testBuildLoadPush,
 }
 
 func testBuild(t *testing.T, sb integration.Sandbox) {
@@ -437,7 +440,7 @@ func testBuildNetworkModeBridge(t *testing.T, sb integration.Sandbox) {
 	})
 
 	// TODO: use stable buildkit image when v0.13.0 released
-	out, err := createCmd(sb, withArgs("--driver", "docker-container", "--buildkitd-flags=--oci-worker-net=bridge --allow-insecure-entitlement=network.host", "--driver-opt", "image=moby/buildkit:master"))
+	out, err := createCmd(sb, withArgs("--driver", "docker-container", "--buildkitd-flags=--oci-worker-net=bridge --allow-insecure-entitlement=network.host", "--driver-opt", "image=moby/buildkit:v0.13.0-rc3"))
 	require.NoError(t, err, out)
 	builderName = strings.TrimSpace(out)
 
@@ -542,6 +545,136 @@ func testBuildRef(t *testing.T, sb integration.Sandbox) {
 	require.NotEmpty(t, md.BuildRef)
 }
 
+func testBuildMultiExporters(t *testing.T, sb integration.Sandbox) {
+	if sb.Name() != "docker" {
+		t.Skip("skipping test for non-docker workers")
+	}
+
+	registry, err := sb.NewRegistry()
+	if errors.Is(err, integration.ErrRequirements) {
+		t.Skip(err.Error())
+	}
+	require.NoError(t, err)
+
+	targetReg := registry + "/buildx/registry:latest"
+	targetStore := "buildx:local-" + identity.NewID()
+
+	var builderName string
+	t.Cleanup(func() {
+		if builderName == "" {
+			return
+		}
+
+		cmd := dockerCmd(sb, withArgs("image", "rm", targetStore))
+		cmd.Stderr = os.Stderr
+		require.NoError(t, cmd.Run())
+
+		out, err := rmCmd(sb, withArgs(builderName))
+		require.NoError(t, err, out)
+	})
+
+	// TODO: use stable buildkit image when v0.13.0 released
+	out, err := createCmd(sb, withArgs(
+		"--driver", "docker-container",
+		"--buildkitd-flags=--allow-insecure-entitlement=network.host",
+		"--driver-opt", "network=host",
+		"--driver-opt", "image=moby/buildkit:v0.13.0-rc3",
+	))
+	require.NoError(t, err, out)
+	builderName = strings.TrimSpace(out)
+
+	dir := createTestProject(t)
+
+	outputs := []string{
+		"--output", fmt.Sprintf("type=image,name=%s,push=true", targetReg),
+		"--output", fmt.Sprintf("type=docker,name=%s", targetStore),
+		"--output", fmt.Sprintf("type=oci,dest=%s/result", dir),
+	}
+	cmd := buildxCmd(sb, withArgs("build"), withArgs(outputs...), withArgs(dir))
+	cmd.Env = append(cmd.Env, "BUILDX_BUILDER="+builderName)
+	outb, err := cmd.CombinedOutput()
+	require.NoError(t, err, string(outb))
+
+	// test registry
+	desc, provider, err := contentutil.ProviderFromRef(targetReg)
+	require.NoError(t, err)
+	_, err = testutil.ReadImages(sb.Context(), provider, desc)
+	require.NoError(t, err)
+
+	// test docker store
+	cmd = dockerCmd(sb, withArgs("image", "inspect", targetStore))
+	cmd.Stderr = os.Stderr
+	require.NoError(t, cmd.Run())
+
+	// test oci
+	_, err = os.ReadFile(fmt.Sprintf("%s/result", dir))
+	require.NoError(t, err)
+
+	// TODO: test metadata file when supported by multi exporters https://github.com/docker/buildx/issues/2181
+}
+
+func testBuildLoadPush(t *testing.T, sb integration.Sandbox) {
+	if sb.Name() != "docker" {
+		t.Skip("skipping test for non-docker workers")
+	}
+
+	registry, err := sb.NewRegistry()
+	if errors.Is(err, integration.ErrRequirements) {
+		t.Skip(err.Error())
+	}
+	require.NoError(t, err)
+
+	target := registry + "/buildx/registry:" + identity.NewID()
+
+	var builderName string
+	t.Cleanup(func() {
+		if builderName == "" {
+			return
+		}
+
+		cmd := dockerCmd(sb, withArgs("image", "rm", target))
+		cmd.Stderr = os.Stderr
+		require.NoError(t, cmd.Run())
+
+		out, err := rmCmd(sb, withArgs(builderName))
+		require.NoError(t, err, out)
+	})
+
+	// TODO: use stable buildkit image when v0.13.0 released
+	out, err := createCmd(sb, withArgs(
+		"--driver", "docker-container",
+		"--buildkitd-flags=--allow-insecure-entitlement=network.host",
+		"--driver-opt", "network=host",
+		"--driver-opt", "image=moby/buildkit:v0.13.0-rc3",
+	))
+	require.NoError(t, err, out)
+	builderName = strings.TrimSpace(out)
+
+	dir := createTestProject(t)
+
+	cmd := buildxCmd(sb, withArgs(
+		"build", "--push", "--load",
+		fmt.Sprintf("-t=%s", target),
+		dir,
+	))
+	cmd.Env = append(cmd.Env, "BUILDX_BUILDER="+builderName)
+	outb, err := cmd.CombinedOutput()
+	require.NoError(t, err, string(outb))
+
+	// test registry
+	desc, provider, err := contentutil.ProviderFromRef(target)
+	require.NoError(t, err)
+	_, err = testutil.ReadImages(sb.Context(), provider, desc)
+	require.NoError(t, err)
+
+	// test docker store
+	cmd = dockerCmd(sb, withArgs("image", "inspect", target))
+	cmd.Stderr = os.Stderr
+	require.NoError(t, cmd.Run())
+
+	// TODO: test metadata file when supported by multi exporters https://github.com/docker/buildx/issues/2181
+}
+
 func createTestProject(t *testing.T) string {
 	dockerfile := []byte(`
 FROM busybox:latest AS base

tests/create.go

@@ -1,9 +1,13 @@
 package tests
 
 import (
+	"fmt"
+	"os"
 	"strings"
 	"testing"
 
+	"github.com/docker/buildx/driver"
+	"github.com/moby/buildkit/identity"
 	"github.com/moby/buildkit/util/testutil/integration"
 	"github.com/stretchr/testify/require"
 )
@@ -18,6 +22,7 @@ func createCmd(sb integration.Sandbox, opts ...cmdOpt) (string, error) {
 var createTests = []func(t *testing.T, sb integration.Sandbox){
 	testCreateMemoryLimit,
 	testCreateRestartAlways,
+	testCreateRemoteContainer,
 }
 
 func testCreateMemoryLimit(t *testing.T, sb integration.Sandbox) {
@@ -57,3 +62,49 @@ func testCreateRestartAlways(t *testing.T, sb integration.Sandbox) {
 	require.NoError(t, err, out)
 	builderName = strings.TrimSpace(out)
 }
+
+func testCreateRemoteContainer(t *testing.T, sb integration.Sandbox) {
+	if sb.Name() != "docker" {
+		t.Skip("skipping test for non-docker workers")
+	}
+
+	ctnBuilderName := "ctn-builder-" + identity.NewID()
+	remoteBuilderName := "remote-builder-" + identity.NewID()
+	var hasCtnBuilder, hasRemoteBuilder bool
+	t.Cleanup(func() {
+		if hasCtnBuilder {
+			out, err := rmCmd(sb, withArgs(ctnBuilderName))
+			require.NoError(t, err, out)
+		}
+		if hasRemoteBuilder {
+			out, err := rmCmd(sb, withArgs(remoteBuilderName))
+			require.NoError(t, err, out)
+		}
+	})
+
+	out, err := createCmd(sb, withArgs("--driver", "docker-container", "--name", ctnBuilderName))
+	require.NoError(t, err, out)
+	hasCtnBuilder = true
+
+	out, err = inspectCmd(sb, withArgs("--bootstrap", ctnBuilderName))
+	require.NoError(t, err, out)
+
+	cmd := dockerCmd(sb, withArgs("container", "inspect", fmt.Sprintf("%s0", driver.BuilderName(ctnBuilderName))))
+	cmd.Stderr = os.Stderr
+	require.NoError(t, cmd.Run())
+
+	out, err = createCmd(sb, withArgs("--driver", "remote", "--name", remoteBuilderName, fmt.Sprintf("docker-container://%s0", driver.BuilderName(ctnBuilderName))))
+	require.NoError(t, err, out)
+	hasRemoteBuilder = true
+
+	out, err = inspectCmd(sb, withArgs(remoteBuilderName))
+	require.NoError(t, err, out)
+
+	for _, line := range strings.Split(out, "\n") {
+		if v, ok := strings.CutPrefix(line, "Status:"); ok {
+			require.Equal(t, strings.TrimSpace(v), "running")
+			return
+		}
+	}
+	require.Fail(t, "remote builder is not running")
+}

vendor/github.com/moby/buildkit/util/system/path.go

@@ -27,7 +27,7 @@ func DefaultPathEnv(os string) string {
 
 // NormalizePath cleans the path based on the operating system the path is meant for.
 // It takes into account a potential parent path, and will join the path to the parent
-// if the path is relative. Additionally, it will apply the folliwing rules:
+// if the path is relative. Additionally, it will apply the following rules:
 //   - always return an absolute path
 //   - always strip drive letters for Windows paths
 //   - optionally keep the trailing slashes on paths

vendor/github.com/tonistiigi/fsutil/send.go

@@ -43,13 +43,14 @@ type sendHandle struct {
 }
 
 type sender struct {
-	conn            Stream
-	fs              FS
-	files           map[uint32]string
-	mu              sync.RWMutex
-	progressCb      func(int, bool)
-	progressCurrent int
-	sendpipeline    chan *sendHandle
+	conn              Stream
+	fs                FS
+	files             map[uint32]string
+	mu                sync.RWMutex
+	progressCb        func(int, bool)
+	progressCurrent   int
+	progressCurrentMu sync.Mutex
+	sendpipeline      chan *sendHandle
 }
 
 func (s *sender) run(ctx context.Context) error {
@@ -112,6 +113,8 @@ func (s *sender) run(ctx context.Context) error {
 
 func (s *sender) updateProgress(size int, last bool) {
 	if s.progressCb != nil {
+		s.progressCurrentMu.Lock()
+		defer s.progressCurrentMu.Unlock()
 		s.progressCurrent += size
 		s.progressCb(s.progressCurrent, last)
 	}

vendor/modules.txt

@@ -512,7 +512,7 @@ github.com/mitchellh/mapstructure
 # github.com/mitchellh/reflectwalk v1.0.2
 ## explicit
 github.com/mitchellh/reflectwalk
-# github.com/moby/buildkit v0.13.0-rc3
+# github.com/moby/buildkit v0.13.0
 ## explicit; go 1.21
 github.com/moby/buildkit/api/services/control
 github.com/moby/buildkit/api/types
@@ -706,7 +706,7 @@ github.com/theupdateframework/notary/tuf/data
 github.com/theupdateframework/notary/tuf/signed
 github.com/theupdateframework/notary/tuf/utils
 github.com/theupdateframework/notary/tuf/validation
-# github.com/tonistiigi/fsutil v0.0.0-20240223190444-7a889f53dbf6
+# github.com/tonistiigi/fsutil v0.0.0-20240301111122-7525a1af2bb5
 ## explicit; go 1.20
 github.com/tonistiigi/fsutil
 github.com/tonistiigi/fsutil/types