delegate build to buildx bake

Signed-off-by: Nicolas De Loof <nicolas.deloof@gmail.com>
This commit is contained in:
Nicolas De Loof 2024-02-09 11:40:29 +01:00 committed by Nicolas De loof
parent 208e57ded8
commit 095f65cb42
5 changed files with 329 additions and 40 deletions

2
go.mod
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@ -136,7 +136,7 @@ require (
github.com/moby/sys/mountinfo v0.7.2 // indirect
github.com/moby/sys/sequential v0.6.0 // indirect
github.com/moby/sys/signal v0.7.1 // indirect
github.com/moby/sys/symlink v0.3.0 // indirect
github.com/moby/sys/symlink v0.2.0 // indirect
github.com/moby/sys/user v0.3.0 // indirect
github.com/moby/sys/userns v0.1.0 // indirect
github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd // indirect

5
go.sum
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@ -337,8 +337,8 @@ github.com/moby/sys/sequential v0.6.0 h1:qrx7XFUd/5DxtqcoH1h438hF5TmOvzC/lspjy7z
github.com/moby/sys/sequential v0.6.0/go.mod h1:uyv8EUTrca5PnDsdMGXhZe6CCe8U/UiTWd+lL+7b/Ko=
github.com/moby/sys/signal v0.7.1 h1:PrQxdvxcGijdo6UXXo/lU/TvHUWyPhj7UOpSo8tuvk0=
github.com/moby/sys/signal v0.7.1/go.mod h1:Se1VGehYokAkrSQwL4tDzHvETwUZlnY7S5XtQ50mQp8=
github.com/moby/sys/symlink v0.3.0 h1:GZX89mEZ9u53f97npBy4Rc3vJKj7JBDj/PN2I22GrNU=
github.com/moby/sys/symlink v0.3.0/go.mod h1:3eNdhduHmYPcgsJtZXW1W4XUJdZGBIkttZ8xKqPUJq0=
github.com/moby/sys/symlink v0.2.0 h1:tk1rOM+Ljp0nFmfOIBtlV3rTDlWOwFRhjEeAhZB0nZc=
github.com/moby/sys/symlink v0.2.0/go.mod h1:7uZVF2dqJjG/NsClqul95CqKOBRQyYSNnJ6BMgR/gFs=
github.com/moby/sys/user v0.3.0 h1:9ni5DlcW5an3SvRSx4MouotOygvzaXbaSrc/wGDFWPo=
github.com/moby/sys/user v0.3.0/go.mod h1:bG+tYYYJgaMtRKgEmuueC0hJEAZWwtIbZTB+85uoHjs=
github.com/moby/sys/userns v0.1.0 h1:tVLXkFOxVu9A64/yh59slHVv9ahO9UIev4JZusOLG/g=
@ -582,6 +582,7 @@ golang.org/x/sys v0.0.0-20201119102817-f84b799fce68/go.mod h1:h1NjWce9XRLGQEsW7w
golang.org/x/sys v0.0.0-20210331175145-43e1dd70ce54/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/sys v0.0.0-20210615035016-665e8c7367d1/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.0.0-20210616094352-59db8d763f22/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.0.0-20211025201205-69cdffdb9359/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.0.0-20220412211240-33da011f77ad/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.0.0-20220520151302-bc2c85ada10a/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.0.0-20220715151400-c0bba94af5f8/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=

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@ -21,7 +21,6 @@ import (
"errors"
"fmt"
"os"
"path/filepath"
"github.com/compose-spec/compose-go/v2/types"
"github.com/containerd/platforms"
@ -38,7 +37,6 @@ import (
"github.com/docker/compose/v2/pkg/progress"
"github.com/docker/compose/v2/pkg/utils"
"github.com/docker/docker/api/types/container"
"github.com/docker/docker/builder/remotecontext/urlutil"
bclient "github.com/moby/buildkit/client"
"github.com/moby/buildkit/session"
"github.com/moby/buildkit/session/auth/authprovider"
@ -64,26 +62,16 @@ func (s *composeService) Build(ctx context.Context, project *types.Project, opti
}, s.stdinfo(), "Building")
}
type serviceToBuild struct {
name string
service types.ServiceConfig
}
//nolint:gocyclo
func (s *composeService) build(ctx context.Context, project *types.Project, options api.BuildOptions, localImages map[string]string) (map[string]string, error) {
buildkitEnabled, err := s.dockerCli.BuildKitEnabled()
if err != nil {
return nil, err
}
imageIDs := map[string]string{}
serviceToBeBuild := map[string]serviceToBuild{}
serviceToBuild := types.Services{}
var policy types.DependencyOption = types.IgnoreDependencies
if options.Deps {
policy = types.IncludeDependencies
}
err = project.ForEachService(options.Services, func(serviceName string, service *types.ServiceConfig) error {
err := project.ForEachService(options.Services, func(serviceName string, service *types.ServiceConfig) error {
if service.Build == nil {
return nil
}
@ -92,14 +80,26 @@ func (s *composeService) build(ctx context.Context, project *types.Project, opti
if localImagePresent && service.PullPolicy != types.PullPolicyBuild {
return nil
}
serviceToBeBuild[serviceName] = serviceToBuild{name: serviceName, service: *service}
serviceToBuild[serviceName] = *service
return nil
}, policy)
if err != nil || len(serviceToBeBuild) == 0 {
if err != nil || len(serviceToBuild) == 0 {
return imageIDs, err
}
bake, err := buildWithBake(s.dockerCli)
if err != nil {
return nil, err
}
if bake {
return s.doBuildBake(ctx, project, serviceToBuild, options)
}
// Initialize buildkit nodes
buildkitEnabled, err := s.dockerCli.BuildKitEnabled()
if err != nil {
return nil, err
}
var (
b *builder.Builder
nodes []builder.Node
@ -152,12 +152,10 @@ func (s *composeService) build(ctx context.Context, project *types.Project, opti
return -1
}
err = InDependencyOrder(ctx, project, func(ctx context.Context, name string) error {
serviceToBuild, ok := serviceToBeBuild[name]
service, ok := serviceToBuild[name]
if !ok {
return nil
}
service := serviceToBuild.service
cw := progress.ContextWriter(ctx)
serviceName := fmt.Sprintf("Service %s", name)
@ -211,7 +209,8 @@ func (s *composeService) build(ctx context.Context, project *types.Project, opti
for i, imageDigest := range builtDigests {
if imageDigest != "" {
imageRef := api.GetImageNameOrDefault(project.Services[names[i]], project.Name)
service := project.Services[names[i]]
imageRef := api.GetImageNameOrDefault(service, project.Name)
imageIDs[imageRef] = imageDigest
}
}
@ -334,12 +333,7 @@ func (s *composeService) getLocalImagesDigests(ctx context.Context, project *typ
//
// Finally, standard proxy variables based on the Docker client configuration are added, but will not overwrite
// any values if already present.
func resolveAndMergeBuildArgs(
dockerCli command.Cli,
project *types.Project,
service types.ServiceConfig,
opts api.BuildOptions,
) types.MappingWithEquals {
func resolveAndMergeBuildArgs(dockerCli command.Cli, project *types.Project, service types.ServiceConfig, opts api.BuildOptions) types.MappingWithEquals {
result := make(types.MappingWithEquals).
OverrideBy(service.Build.Args).
OverrideBy(opts.Args).
@ -479,16 +473,6 @@ func flatten(in types.MappingWithEquals) types.Mapping {
return out
}
func dockerFilePath(ctxName string, dockerfile string) string {
if dockerfile == "" {
return ""
}
if urlutil.IsGitURL(ctxName) || filepath.IsAbs(dockerfile) {
return dockerfile
}
return filepath.Join(ctxName, dockerfile)
}
func sshAgentProvider(sshKeys types.SSHConfig) (session.Attachable, error) {
sshConfig := make([]sshprovider.AgentConfig, 0, len(sshKeys))
for _, sshKey := range sshKeys {

305
pkg/compose/build_bake.go Normal file
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@ -0,0 +1,305 @@
/*
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 (
"bytes"
"context"
"encoding/json"
"errors"
"fmt"
"io"
"os"
"os/exec"
"path/filepath"
"strconv"
"strings"
"github.com/compose-spec/compose-go/v2/types"
"github.com/docker/cli/cli-plugins/manager"
"github.com/docker/cli/cli-plugins/socket"
"github.com/docker/cli/cli/command"
"github.com/docker/compose/v2/pkg/api"
"github.com/docker/compose/v2/pkg/progress"
"github.com/docker/docker/builder/remotecontext/urlutil"
"github.com/moby/buildkit/client"
"github.com/moby/buildkit/util/progress/progressui"
"github.com/sirupsen/logrus"
"github.com/spf13/cobra"
"go.opentelemetry.io/otel"
"go.opentelemetry.io/otel/propagation"
"golang.org/x/sync/errgroup"
)
func buildWithBake(dockerCli command.Cli) (bool, error) {
b, ok := os.LookupEnv("COMPOSE_BAKE")
if !ok {
if dockerCli.ConfigFile().Plugins["compose"]["build"] == "bake" {
b, ok = "true", true
}
}
if !ok {
return false, nil
}
bake, err := strconv.ParseBool(b)
if err != nil {
return false, err
}
if !bake {
return false, nil
}
enabled, err := dockerCli.BuildKitEnabled()
if err != nil {
return false, err
}
if !enabled {
logrus.Warnf("Docker Compose is configured to build using Bake, but buildkit isn't enabled")
}
_, err = manager.GetPlugin("buildx", dockerCli, &cobra.Command{})
if err != nil {
if manager.IsNotFound(err) {
logrus.Warnf("Docker Compose is configured to build using Bake, but buildx isn't installed")
return false, nil
}
return false, err
}
return true, err
}
// We _could_ use bake.* types from github.com/docker/buildx but long term plan is to remove buildx as a dependency
type bakeConfig struct {
Groups map[string]bakeGroup `json:"group"`
Targets map[string]bakeTarget `json:"target"`
}
type bakeGroup struct {
Targets []string `json:"targets"`
}
type bakeTarget struct {
Context string `json:"context,omitempty"`
Dockerfile string `json:"dockerfile,omitempty"`
Args map[string]string `json:"args,omitempty"`
Labels map[string]string `json:"labels,omitempty"`
Tags []string `json:"tags,omitempty"`
CacheFrom []string `json:"cache-from,omitempty"`
CacheTo []string `json:"cache-to,omitempty"`
Secrets []string `json:"secret,omitempty"`
SSH []string `json:"ssh,omitempty"`
Platforms []string `json:"platforms,omitempty"`
Target string `json:"target,omitempty"`
Pull bool `json:"pull,omitempty"`
NoCache bool `json:"no-cache,omitempty"`
}
type bakeMetadata map[string]buildStatus
type buildStatus struct {
Digest string `json:"containerimage.digest"`
}
func (s *composeService) doBuildBake(ctx context.Context, project *types.Project, serviceToBeBuild types.Services, options api.BuildOptions) (map[string]string, error) { //nolint:gocyclo
cw := progress.ContextWriter(ctx)
for name := range serviceToBeBuild {
cw.Event(progress.BuildingEvent(name))
}
eg := errgroup.Group{}
ch := make(chan *client.SolveStatus)
display, err := progressui.NewDisplay(os.Stdout, progressui.DisplayMode(options.Progress))
if err != nil {
return nil, err
}
eg.Go(func() error {
_, err := display.UpdateFrom(ctx, ch)
return err
})
cfg := bakeConfig{
Groups: map[string]bakeGroup{},
Targets: map[string]bakeTarget{},
}
var group bakeGroup
for name, service := range serviceToBeBuild {
if service.Build == nil {
continue
}
build := *service.Build
args := types.Mapping{}
for k, v := range resolveAndMergeBuildArgs(s.dockerCli, project, service, options) {
if v == nil {
continue
}
args[k] = *v
}
cfg.Targets[name] = bakeTarget{
Context: build.Context,
Dockerfile: dockerFilePath(build.Context, build.Dockerfile),
Args: args,
Labels: build.Labels,
Tags: build.Tags,
CacheFrom: build.CacheFrom,
// CacheTo: TODO
Platforms: build.Platforms,
Target: build.Target,
Secrets: toBakeSecrets(project, build.Secrets),
SSH: toBakeSSH(build.SSH),
Pull: options.Pull,
NoCache: options.NoCache,
}
group.Targets = append(group.Targets, name)
}
cfg.Groups["default"] = group
b, err := json.Marshal(cfg)
if err != nil {
return nil, err
}
metadata, err := os.CreateTemp(os.TempDir(), "compose")
if err != nil {
return nil, err
}
buildx, err := manager.GetPlugin("buildx", s.dockerCli, &cobra.Command{})
if err != nil {
return nil, err
}
cmd := exec.CommandContext(ctx, buildx.Path, "bake", "--file", "-", "--progress", "rawjson", "--metadata-file", metadata.Name())
// Remove DOCKER_CLI_PLUGIN... variable so buildx can detect it run standalone
cmd.Env = filter(os.Environ(), manager.ReexecEnvvar)
// Use docker/cli mechanism to propagate termination signal to child process
server, err := socket.NewPluginServer(nil)
if err != nil {
defer server.Close() //nolint:errcheck
cmd.Cancel = server.Close
cmd.Env = replace(cmd.Env, socket.EnvKey, server.Addr().String())
}
cmd.Env = append(cmd.Env, fmt.Sprintf("DOCKER_CONTEXT=%s", s.dockerCli.CurrentContext()))
// propagate opentelemetry context to child process, see https://github.com/open-telemetry/oteps/blob/main/text/0258-env-context-baggage-carriers.md
carrier := propagation.MapCarrier{}
otel.GetTextMapPropagator().Inject(ctx, &carrier)
cmd.Env = append(cmd.Env, types.Mapping(carrier).Values()...)
cmd.Stdout = s.stdout()
cmd.Stdin = bytes.NewBuffer(b)
pipe, err := cmd.StderrPipe()
if err != nil {
return nil, err
}
err = cmd.Start()
if err != nil {
return nil, err
}
eg.Go(cmd.Wait)
for {
decoder := json.NewDecoder(pipe)
var s client.SolveStatus
err := decoder.Decode(&s)
if err != nil {
if errors.Is(err, io.EOF) {
break
}
// bake displays build details at the end of a build, which isn't a json SolveStatus
continue
}
ch <- &s
}
close(ch) // stop build progress UI
err = eg.Wait()
if err != nil {
return nil, err
}
b, err = os.ReadFile(metadata.Name())
if err != nil {
return nil, err
}
var md bakeMetadata
err = json.Unmarshal(b, &md)
if err != nil {
return nil, err
}
results := map[string]string{}
for name, m := range md {
results[name] = m.Digest
cw.Event(progress.BuiltEvent(name))
}
return results, nil
}
func toBakeSSH(ssh types.SSHConfig) []string {
var s []string
for _, key := range ssh {
s = append(s, fmt.Sprintf("%s=%s", key.ID, key.Path))
}
return s
}
func toBakeSecrets(project *types.Project, secrets []types.ServiceSecretConfig) []string {
var s []string
for _, ref := range secrets {
def := project.Secrets[ref.Source]
switch {
case def.Environment != "":
s = append(s, fmt.Sprintf("id=%s,type=env,env=%s", ref.Source, def.Environment))
case def.File != "":
s = append(s, fmt.Sprintf("id=%s,type=file,src=%s", ref.Source, def.File))
}
}
return s
}
func filter(environ []string, variable string) []string {
prefix := variable + "="
filtered := make([]string, 0, len(environ))
for _, val := range environ {
if !strings.HasPrefix(val, prefix) {
filtered = append(filtered, val)
}
}
return filtered
}
func replace(environ []string, variable, value string) []string {
filtered := filter(environ, variable)
return append(filtered, fmt.Sprintf("%s=%s", variable, value))
}
func dockerFilePath(ctxName string, dockerfile string) string {
if dockerfile == "" {
return ""
}
if urlutil.IsGitURL(ctxName) || filepath.IsAbs(dockerfile) {
return dockerfile
}
return filepath.Join(ctxName, dockerfile)
}

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@ -117,7 +117,6 @@ func TestWatch_Sync(t *testing.T) {
mockCtrl := gomock.NewController(t)
cli := mocks.NewMockCli(mockCtrl)
cli.EXPECT().Err().Return(streams.NewOut(os.Stderr)).AnyTimes()
cli.EXPECT().BuildKitEnabled().Return(true, nil)
apiClient := mocks.NewMockAPIClient(mockCtrl)
apiClient.EXPECT().ContainerList(gomock.Any(), gomock.Any()).Return([]moby.Container{
testContainer("test", "123", false),