mirror of https://gitea.com/gitea/act
118 lines
3.4 KiB
Go
118 lines
3.4 KiB
Go
//go:build !(WITHOUT_DOCKER || !(linux || darwin || windows || netbsd))
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package container
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import (
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"context"
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"io"
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"os"
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"path/filepath"
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"github.com/docker/docker/api/types"
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"github.com/docker/docker/pkg/archive"
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// github.com/docker/docker/builder/dockerignore is deprecated
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"github.com/moby/buildkit/frontend/dockerfile/dockerignore"
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"github.com/moby/patternmatcher"
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"github.com/nektos/act/pkg/common"
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)
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// NewDockerBuildExecutor function to create a run executor for the container
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func NewDockerBuildExecutor(input NewDockerBuildExecutorInput) common.Executor {
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return func(ctx context.Context) error {
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logger := common.Logger(ctx)
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if input.Platform != "" {
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logger.Infof("%sdocker build -t %s --platform %s %s", logPrefix, input.ImageTag, input.Platform, input.ContextDir)
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} else {
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logger.Infof("%sdocker build -t %s %s", logPrefix, input.ImageTag, input.ContextDir)
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}
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if common.Dryrun(ctx) {
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return nil
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}
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cli, err := GetDockerClient(ctx)
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if err != nil {
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return err
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}
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defer cli.Close()
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logger.Debugf("Building image from '%v'", input.ContextDir)
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tags := []string{input.ImageTag}
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options := types.ImageBuildOptions{
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Tags: tags,
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Remove: true,
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Platform: input.Platform,
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AuthConfigs: LoadDockerAuthConfigs(ctx),
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Dockerfile: input.Dockerfile,
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}
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var buildContext io.ReadCloser
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if input.BuildContext != nil {
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buildContext = io.NopCloser(input.BuildContext)
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} else {
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buildContext, err = createBuildContext(ctx, input.ContextDir, input.Dockerfile)
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}
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if err != nil {
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return err
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}
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defer buildContext.Close()
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logger.Debugf("Creating image from context dir '%s' with tag '%s' and platform '%s'", input.ContextDir, input.ImageTag, input.Platform)
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resp, err := cli.ImageBuild(ctx, buildContext, options)
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err = logDockerResponse(logger, resp.Body, err != nil)
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if err != nil {
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return err
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}
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return nil
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}
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}
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func createBuildContext(ctx context.Context, contextDir string, relDockerfile string) (io.ReadCloser, error) {
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common.Logger(ctx).Debugf("Creating archive for build context dir '%s' with relative dockerfile '%s'", contextDir, relDockerfile)
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// And canonicalize dockerfile name to a platform-independent one
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relDockerfile = archive.CanonicalTarNameForPath(relDockerfile)
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f, err := os.Open(filepath.Join(contextDir, ".dockerignore"))
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if err != nil && !os.IsNotExist(err) {
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return nil, err
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}
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defer f.Close()
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var excludes []string
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if err == nil {
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excludes, err = dockerignore.ReadAll(f)
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if err != nil {
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return nil, err
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}
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}
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// If .dockerignore mentions .dockerignore or the Dockerfile
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// then make sure we send both files over to the daemon
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// because Dockerfile is, obviously, needed no matter what, and
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// .dockerignore is needed to know if either one needs to be
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// removed. The daemon will remove them for us, if needed, after it
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// parses the Dockerfile. Ignore errors here, as they will have been
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// caught by validateContextDirectory above.
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var includes = []string{"."}
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keepThem1, _ := patternmatcher.Matches(".dockerignore", excludes)
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keepThem2, _ := patternmatcher.Matches(relDockerfile, excludes)
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if keepThem1 || keepThem2 {
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includes = append(includes, ".dockerignore", relDockerfile)
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}
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compression := archive.Uncompressed
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buildCtx, err := archive.TarWithOptions(contextDir, &archive.TarOptions{
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Compression: compression,
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ExcludePatterns: excludes,
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IncludeFiles: includes,
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})
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if err != nil {
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return nil, err
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}
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return buildCtx, nil
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}
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