Add support for classic builder

Signed-off-by: Ulysses Souza <ulyssessouza@gmail.com>

go.sum

@@ -771,6 +771,7 @@ github.com/moby/sys/mountinfo v0.1.3/go.mod h1:w2t2Avltqx8vE7gX5l+QiBKxODu2TX0+S
 github.com/moby/sys/mountinfo v0.4.0/go.mod h1:rEr8tzG/lsIZHBtN/JjGG+LMYx9eXgW2JI+6q0qou+A=
 github.com/moby/sys/mountinfo v0.4.1 h1:1O+1cHA1aujwEwwVMa2Xm2l+gIpUHyd3+D+d7LZh1kM=
 github.com/moby/sys/mountinfo v0.4.1/go.mod h1:rEr8tzG/lsIZHBtN/JjGG+LMYx9eXgW2JI+6q0qou+A=
+github.com/moby/sys/symlink v0.1.0 h1:MTFZ74KtNI6qQQpuBxU+uKCim4WtOMokr03hCfJcazE=
 github.com/moby/sys/symlink v0.1.0/go.mod h1:GGDODQmbFOjFsXvfLVn3+ZRxkch54RkSiGqsZeMYowQ=
 github.com/moby/term v0.0.0-20200312100748-672ec06f55cd/go.mod h1:DdlQx2hp0Ss5/fLikoLlEeIYiATotOjgB//nb973jeo=
 github.com/moby/term v0.0.0-20201110203204-bea5bbe245bf/go.mod h1:FBS0z0QWA44HXygs7VXDUOGoN/1TV3RuWkLO04am3wc=

pkg/compose/build.go

@@ -25,10 +25,12 @@ import (
 	"github.com/compose-spec/compose-go/types"
 	"github.com/containerd/containerd/platforms"
 	"github.com/docker/buildx/build"
-	"github.com/docker/buildx/driver"
 	_ "github.com/docker/buildx/driver/docker" // required to get default driver registered
 	"github.com/docker/buildx/util/buildflags"
 	xprogress "github.com/docker/buildx/util/progress"
+	"github.com/docker/cli/cli/command"
+	"github.com/docker/cli/cli/flags"
+	"github.com/docker/docker/client"
 	bclient "github.com/moby/buildkit/client"
 	"github.com/moby/buildkit/session"
 	"github.com/moby/buildkit/session/auth/authprovider"
@@ -192,63 +194,23 @@ func (s *composeService) getLocalImagesDigests(ctx context.Context, project *typ
 }
 
 func (s *composeService) doBuild(ctx context.Context, project *types.Project, opts map[string]build.Options, mode string) (map[string]string, error) {
-	info, err := s.apiClient.Info(ctx)
-	if err != nil {
-		return nil, err
-	}
-
-	if info.OSType == "windows" {
-		// no support yet for Windows container builds in Buildkit
-		// https://docs.docker.com/develop/develop-images/build_enhancements/#limitations
-		err := s.windowsBuild(opts, mode)
-		return nil, WrapCategorisedComposeError(err, BuildFailure)
-	}
 	if len(opts) == 0 {
 		return nil, nil
 	}
-	const drivername = "default"
-
-	d, err := driver.GetDriver(ctx, drivername, nil, s.apiClient, s.configFile, nil, nil, "", nil, nil, project.WorkingDir)
+	dockerCli, err := command.NewDockerCli()
 	if err != nil {
 		return nil, err
 	}
-	driverInfo := []build.DriverInfo{
-		{
-			Name:   "default",
-			Driver: d,
-		},
-	}
-
-	// Progress needs its own context that lives longer than the
-	// build one otherwise it won't read all the messages from
-	// build and will lock
-	progressCtx, cancel := context.WithCancel(context.Background())
-	defer cancel()
-	w := xprogress.NewPrinter(progressCtx, os.Stdout, mode)
-
-	// We rely on buildx "docker" builder integrated in docker engine, so don't need a DockerAPI here
-	response, err := build.Build(ctx, driverInfo, opts, nil, nil, w)
-	errW := w.Wait()
-	if err == nil {
-		err = errW
-	}
+	err = dockerCli.Initialize(flags.NewClientOptions(), command.WithInitializeClient(func(cli *command.DockerCli) (client.APIClient, error) {
+		return s.apiClient, nil
+	}))
 	if err != nil {
-		return nil, WrapCategorisedComposeError(err, BuildFailure)
+		return nil, err
 	}
-
-	imagesBuilt := map[string]string{}
-	for name, img := range response {
-		if img == nil || len(img.ExporterResponse) == 0 {
-			continue
-		}
-		digest, ok := img.ExporterResponse["containerimage.digest"]
-		if !ok {
-			continue
-		}
-		imagesBuilt[name] = digest
+	if buildkitEnabled, err := command.BuildKitEnabled(dockerCli.ServerInfo()); err != nil || !buildkitEnabled {
+		return s.doBuildClassic(ctx, dockerCli, opts)
 	}
-
-	return imagesBuilt, err
+	return s.doBuildBuildkit(ctx, project, opts, mode)
 }
 
 func (s *composeService) toBuildOptions(project *types.Project, service types.ServiceConfig, imageTag string) (build.Options, error) {

pkg/compose/build_buildkit.go

@@ -0,0 +1,72 @@
+/*
+   Copyright 2020 Docker Compose CLI authors
+
+   Licensed under the Apache License, Version 2.0 (the "License");
+   you may not use this file except in compliance with the License.
+   You may obtain a copy of the License at
+
+       http://www.apache.org/licenses/LICENSE-2.0
+
+   Unless required by applicable law or agreed to in writing, software
+   distributed under the License is distributed on an "AS IS" BASIS,
+   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+   See the License for the specific language governing permissions and
+   limitations under the License.
+*/
+
+package compose
+
+import (
+	"context"
+	"os"
+
+	"github.com/compose-spec/compose-go/types"
+	"github.com/docker/buildx/build"
+	"github.com/docker/buildx/driver"
+	xprogress "github.com/docker/buildx/util/progress"
+)
+
+func (s *composeService) doBuildBuildkit(ctx context.Context, project *types.Project, opts map[string]build.Options, mode string) (map[string]string, error) {
+	const drivername = "default"
+	d, err := driver.GetDriver(ctx, drivername, nil, s.apiClient, s.configFile, nil, nil, "", nil, nil, project.WorkingDir)
+	if err != nil {
+		return nil, err
+	}
+	driverInfo := []build.DriverInfo{
+		{
+			Name:   drivername,
+			Driver: d,
+		},
+	}
+
+	// Progress needs its own context that lives longer than the
+	// build one otherwise it won't read all the messages from
+	// build and will lock
+	progressCtx, cancel := context.WithCancel(context.Background())
+	defer cancel()
+	w := xprogress.NewPrinter(progressCtx, os.Stdout, mode)
+
+	// We rely on buildx "docker" builder integrated in docker engine, so don't need a DockerAPI here
+	response, err := build.Build(ctx, driverInfo, opts, nil, nil, w)
+	errW := w.Wait()
+	if err == nil {
+		err = errW
+	}
+	if err != nil {
+		return nil, WrapCategorisedComposeError(err, BuildFailure)
+	}
+
+	imagesBuilt := map[string]string{}
+	for name, img := range response {
+		if img == nil || len(img.ExporterResponse) == 0 {
+			continue
+		}
+		digest, ok := img.ExporterResponse["containerimage.digest"]
+		if !ok {
+			continue
+		}
+		imagesBuilt[name] = digest
+	}
+
+	return imagesBuilt, err
+}

pkg/compose/build_classic.go

@@ -0,0 +1,269 @@
+/*
+   Copyright 2020 Docker Compose CLI authors
+
+   Licensed under the Apache License, Version 2.0 (the "License");
+   you may not use this file except in compliance with the License.
+   You may obtain a copy of the License at
+
+       http://www.apache.org/licenses/LICENSE-2.0
+
+   Unless required by applicable law or agreed to in writing, software
+   distributed under the License is distributed on an "AS IS" BASIS,
+   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+   See the License for the specific language governing permissions and
+   limitations under the License.
+*/
+
+package compose
+
+import (
+	"context"
+	"encoding/json"
+	"fmt"
+	"io"
+	"io/ioutil"
+	"os"
+	"path/filepath"
+	"runtime"
+	"strings"
+
+	buildx "github.com/docker/buildx/build"
+	"github.com/docker/cli/cli/command"
+	"github.com/docker/cli/cli/command/image/build"
+	dockertypes "github.com/docker/docker/api/types"
+	"github.com/docker/docker/cli"
+	"github.com/docker/docker/pkg/archive"
+	"github.com/docker/docker/pkg/idtools"
+	"github.com/docker/docker/pkg/jsonmessage"
+	"github.com/docker/docker/pkg/progress"
+	"github.com/docker/docker/pkg/streamformatter"
+	"github.com/docker/docker/pkg/urlutil"
+	"github.com/hashicorp/go-multierror"
+	"github.com/pkg/errors"
+)
+
+func (s *composeService) doBuildClassic(ctx context.Context, dockerCli *command.DockerCli, opts map[string]buildx.Options) (map[string]string, error) {
+	var nameDigests = make(map[string]string)
+	var errs error
+	for name, o := range opts {
+		digest, err := doBuildClassicSimpleImage(ctx, dockerCli, o)
+		if err != nil {
+			errs = multierror.Append(errs, err).ErrorOrNil()
+		}
+		nameDigests[name] = digest
+	}
+
+	return nameDigests, errs
+}
+
+// nolint: gocyclo
+func doBuildClassicSimpleImage(ctx context.Context, dockerCli *command.DockerCli, options buildx.Options) (string, error) {
+	var (
+		buildCtx      io.ReadCloser
+		dockerfileCtx io.ReadCloser
+		contextDir    string
+		tempDir       string
+		relDockerfile string
+
+		err error
+	)
+
+	dockerfileName := options.Inputs.DockerfilePath
+	specifiedContext := options.Inputs.ContextPath
+	progBuff := dockerCli.Out()
+	buildBuff := dockerCli.Out()
+	if options.ImageIDFile != "" {
+		// Avoid leaving a stale file if we eventually fail
+		if err := os.Remove(options.ImageIDFile); err != nil && !os.IsNotExist(err) {
+			return "", errors.Wrap(err, "removing image ID file")
+		}
+	}
+
+	switch {
+	case isLocalDir(specifiedContext):
+		contextDir, relDockerfile, err = build.GetContextFromLocalDir(specifiedContext, dockerfileName)
+		if err == nil && strings.HasPrefix(relDockerfile, ".."+string(filepath.Separator)) {
+			// Dockerfile is outside of build-context; read the Dockerfile and pass it as dockerfileCtx
+			dockerfileCtx, err = os.Open(dockerfileName)
+			if err != nil {
+				return "", errors.Errorf("unable to open Dockerfile: %v", err)
+			}
+			defer dockerfileCtx.Close() // nolint:errcheck
+		}
+	case urlutil.IsGitURL(specifiedContext):
+		tempDir, relDockerfile, err = build.GetContextFromGitURL(specifiedContext, dockerfileName)
+	case urlutil.IsURL(specifiedContext):
+		buildCtx, relDockerfile, err = build.GetContextFromURL(progBuff, specifiedContext, dockerfileName)
+	default:
+		return "", errors.Errorf("unable to prepare context: path %q not found", specifiedContext)
+	}
+
+	if err != nil {
+		return "", errors.Errorf("unable to prepare context: %s", err)
+	}
+
+	if tempDir != "" {
+		defer os.RemoveAll(tempDir) // nolint:errcheck
+		contextDir = tempDir
+	}
+
+	// read from a directory into tar archive
+	if buildCtx == nil {
+		excludes, err := build.ReadDockerignore(contextDir)
+		if err != nil {
+			return "", err
+		}
+
+		if err := build.ValidateContextDirectory(contextDir, excludes); err != nil {
+			return "", errors.Errorf("error checking context: '%s'.", err)
+		}
+
+		// And canonicalize dockerfile name to a platform-independent one
+		relDockerfile = archive.CanonicalTarNameForPath(relDockerfile)
+
+		excludes = build.TrimBuildFilesFromExcludes(excludes, relDockerfile, false)
+		buildCtx, err = archive.TarWithOptions(contextDir, &archive.TarOptions{
+			ExcludePatterns: excludes,
+			ChownOpts:       &idtools.Identity{UID: 0, GID: 0},
+		})
+		if err != nil {
+			return "", err
+		}
+	}
+
+	// replace Dockerfile if it was added from stdin or a file outside the build-context, and there is archive context
+	if dockerfileCtx != nil && buildCtx != nil {
+		buildCtx, relDockerfile, err = build.AddDockerfileToBuildContext(dockerfileCtx, buildCtx)
+		if err != nil {
+			return "", err
+		}
+	}
+
+	buildCtx, err = build.Compress(buildCtx)
+	if err != nil {
+		return "", err
+	}
+
+	// Setup an upload progress bar
+	progressOutput := streamformatter.NewProgressOutput(progBuff)
+	if !dockerCli.Out().IsTerminal() {
+		progressOutput = &lastProgressOutput{output: progressOutput}
+	}
+
+	// if up to this point nothing has set the context then we must have another
+	// way for sending it(streaming) and set the context to the Dockerfile
+	if dockerfileCtx != nil && buildCtx == nil {
+		buildCtx = dockerfileCtx
+	}
+
+	var body io.Reader
+	if buildCtx != nil {
+		body = progress.NewProgressReader(buildCtx, progressOutput, 0, "", "Sending build context to Docker daemon")
+	}
+
+	configFile := dockerCli.ConfigFile()
+	creds, _ := configFile.GetAllCredentials()
+	authConfigs := make(map[string]dockertypes.AuthConfig, len(creds))
+	for k, auth := range creds {
+		authConfigs[k] = dockertypes.AuthConfig(auth)
+	}
+	buildOptions := imageBuildOptions(options)
+	buildOptions.Version = dockertypes.BuilderV1
+	buildOptions.Dockerfile = relDockerfile
+	buildOptions.AuthConfigs = authConfigs
+
+	ctx, cancel := context.WithCancel(ctx)
+	defer cancel()
+	response, err := dockerCli.Client().ImageBuild(ctx, body, buildOptions)
+	if err != nil {
+		return "", err
+	}
+	defer response.Body.Close() // nolint:errcheck
+
+	imageID := ""
+	aux := func(msg jsonmessage.JSONMessage) {
+		var result dockertypes.BuildResult
+		if err := json.Unmarshal(*msg.Aux, &result); err != nil {
+			fmt.Fprintf(dockerCli.Err(), "Failed to parse aux message: %s", err)
+		} else {
+			imageID = result.ID
+		}
+	}
+
+	err = jsonmessage.DisplayJSONMessagesStream(response.Body, buildBuff, dockerCli.Out().FD(), dockerCli.Out().IsTerminal(), aux)
+	if err != nil {
+		if jerr, ok := err.(*jsonmessage.JSONError); ok {
+			// If no error code is set, default to 1
+			if jerr.Code == 0 {
+				jerr.Code = 1
+			}
+			return "", cli.StatusError{Status: jerr.Message, StatusCode: jerr.Code}
+		}
+		return "", err
+	}
+
+	// Windows: show error message about modified file permissions if the
+	// daemon isn't running Windows.
+	if response.OSType != "windows" && runtime.GOOS == "windows" {
+		// if response.OSType != "windows" && runtime.GOOS == "windows" && !options.quiet {
+		fmt.Fprintln(dockerCli.Out(), "SECURITY WARNING: You are building a Docker "+
+			"image from Windows against a non-Windows Docker host. All files and "+
+			"directories added to build context will have '-rwxr-xr-x' permissions. "+
+			"It is recommended to double check and reset permissions for sensitive "+
+			"files and directories.")
+	}
+
+	if options.ImageIDFile != "" {
+		if imageID == "" {
+			return "", errors.Errorf("Server did not provide an image ID. Cannot write %s", options.ImageIDFile)
+		}
+		if err := ioutil.WriteFile(options.ImageIDFile, []byte(imageID), 0666); err != nil {
+			return "", err
+		}
+	}
+
+	return imageID, nil
+}
+
+func isLocalDir(c string) bool {
+	_, err := os.Stat(c)
+	return err == nil
+}
+
+func imageBuildOptions(options buildx.Options) dockertypes.ImageBuildOptions {
+	return dockertypes.ImageBuildOptions{
+		Tags:        options.Tags,
+		NoCache:     options.NoCache,
+		PullParent:  options.Pull,
+		BuildArgs:   toMapStringStringPtr(options.BuildArgs),
+		Labels:      options.Labels,
+		NetworkMode: options.NetworkMode,
+		ExtraHosts:  options.ExtraHosts,
+		Target:      options.Target,
+	}
+}
+
+func toMapStringStringPtr(source map[string]string) map[string]*string {
+	dest := make(map[string]*string)
+	for k, v := range source {
+		v := v
+		dest[k] = &v
+	}
+	return dest
+}
+
+// lastProgressOutput is the same as progress.Output except
+// that it only output with the last update. It is used in
+// non terminal scenarios to suppress verbose messages
+type lastProgressOutput struct {
+	output progress.Output
+}
+
+// WriteProgress formats progress information from a ProgressReader.
+func (out *lastProgressOutput) WriteProgress(prog progress.Progress) error {
+	if !prog.LastUpdate {
+		return nil
+	}
+
+	return out.output.WriteProgress(prog)
+}

pkg/compose/build_win.go

@@ -1,28 +0,0 @@
-/*
-   Copyright 2020 Docker Compose CLI authors
-
-   Licensed under the Apache License, Version 2.0 (the "License");
-   you may not use this file except in compliance with the License.
-   You may obtain a copy of the License at
-
-       http://www.apache.org/licenses/LICENSE-2.0
-
-   Unless required by applicable law or agreed to in writing, software
-   distributed under the License is distributed on an "AS IS" BASIS,
-   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-   See the License for the specific language governing permissions and
-   limitations under the License.
-*/
-
-package compose
-
-import (
-	"github.com/docker/buildx/build"
-
-	"github.com/docker/compose/v2/pkg/api"
-)
-
-func (s *composeService) windowsBuild(opts map[string]build.Options, mode string) error {
-	// FIXME copy/paste or reuse code from https://github.com/docker/cli/blob/master/cli/command/image/build.go
-	return api.ErrNotImplemented
-}