Method Build

src/cmd/linuxkit/pkglib/dockerimpl.go:510–758

(ctx context.Context, tag, pkg, dockerContext, builderImage, builderConfigPath, platform string, restart, preCacheImages bool, c spec.CacheProvider, stdin io.Reader, stdout io.Writer, sbomScan bool, sbomScannerImage, progressType string, imageBuildOpts spec.ImageBuildOptions)

}

func (dr *dockerRunnerImpl) Build(ctx context.Context, tag, pkg, dockerContext, builderImage, builderConfigPath, platform string, restart, preCacheImages bool, c spec.CacheProvider, stdin io.Reader, stdout io.Writer, sbomScan bool, sbomScannerImage, progressType string, imageBuildOpts spec.ImageBuildOptions) error {
	// ensure we have a builder
	client, err := dr.Builder(ctx, dockerContext, builderImage, builderConfigPath, platform, restart)
	if err != nil {
		return fmt.Errorf("unable to ensure builder container: %v", err)
	}

	frontendAttrs := map[string]string{}

	for _, proxyVarName := range proxyEnvVars {
		if value, ok := os.LookupEnv(proxyVarName); ok {
			frontendAttrs[proxyVarName] = value
		}
	}
	// platform
	frontendAttrs["platform"] = platform

	// build-args
	for k, v := range imageBuildOpts.BuildArgs {
		frontendAttrs[fmt.Sprintf("build-arg:%s", k)] = *v
	}

	// no-cache option
	if !dr.cache {
		frontendAttrs["no-cache"] = ""
	}

	// network
	// translate to net modes understood by buildkit dockerfile frontend
	switch imageBuildOpts.NetworkMode {
	case "host", "none":
		frontendAttrs["force-network-mode"] = imageBuildOpts.NetworkMode
	case "default":
		frontendAttrs["force-network-mode"] = "sandbox"
	default:
		return fmt.Errorf("unsupported network mode %q", imageBuildOpts.NetworkMode)
	}

	for k, v := range imageBuildOpts.Labels {
		frontendAttrs[fmt.Sprintf("label:%s", k)] = v
	}

	if sbomScan {
		var sbomValue string
		if sbomScannerImage != "" {
			sbomValue = fmt.Sprintf("generator=%s", sbomScannerImage)
		}
		frontendAttrs[sbomFrontEndKey] = sbomValue
	}

	attachable := []session.Attachable{}
	localDirs := map[string]string{}

	// Add SSH agent provider if needed
	if len(imageBuildOpts.SSH) > 0 {
		configs, err := build.ParseSSH(imageBuildOpts.SSH)
		if err != nil {
			return err