Golang builder.ModifiableContext类代码示例

OStack程序员社区-中国程序员成长平台 › 门户 › 编程› Go›Go教程

原作者: [db:作者] 来自: [db:来源] 收藏邀请

本文整理汇总了Golang中github.com/docker/docker/builder.ModifiableContext类的典型用法代码示例。如果您正苦于以下问题：Golang ModifiableContext类的具体用法？Golang ModifiableContext怎么用？Golang ModifiableContext使用的例子？那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。

在下文中一共展示了ModifiableContext类的4个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于我们的系统推荐出更棒的Golang代码示例。

示例1: postBuild


//.........这里部分代码省略.........
	}

	var buildUlimits = []*ulimit.Ulimit{}
	ulimitsJSON := r.FormValue("ulimits")
	if ulimitsJSON != "" {
		if err := json.NewDecoder(strings.NewReader(ulimitsJSON)).Decode(&buildUlimits); err != nil {
			return errf(err)
		}
		buildConfig.Ulimits = buildUlimits
	}

	var buildArgs = map[string]string{}
	buildArgsJSON := r.FormValue("buildargs")
	if buildArgsJSON != "" {
		if err := json.NewDecoder(strings.NewReader(buildArgsJSON)).Decode(&buildArgs); err != nil {
			return errf(err)
		}
		buildConfig.BuildArgs = buildArgs
	}

	remoteURL := r.FormValue("remote")

	// Currently, only used if context is from a remote url.
	// Look at code in DetectContextFromRemoteURL for more information.
	createProgressReader := func(in io.ReadCloser) io.ReadCloser {
		progressOutput := sf.NewProgressOutput(output, true)
		if !buildConfig.Verbose {
			progressOutput = sf.NewProgressOutput(notVerboseBuffer, true)
		}
		return progress.NewProgressReader(in, progressOutput, r.ContentLength, "Downloading context", remoteURL)
	}

	var (
		context        builder.ModifiableContext
		dockerfileName string
	)
	context, dockerfileName, err = daemonbuilder.DetectContextFromRemoteURL(r.Body, remoteURL, createProgressReader)
	if err != nil {
		return errf(err)
	}
	defer func() {
		if err := context.Close(); err != nil {
			logrus.Debugf("[BUILDER] failed to remove temporary context: %v", err)
		}
	}()

	uidMaps, gidMaps := br.backend.GetUIDGIDMaps()
	defaultArchiver := &archive.Archiver{
		Untar:   chrootarchive.Untar,
		UIDMaps: uidMaps,
		GIDMaps: gidMaps,
	}
	docker := &daemonbuilder.Docker{
		Daemon:      br.backend,
		OutOld:      output,
		AuthConfigs: authConfigs,
		Archiver:    defaultArchiver,
	}
	if !buildConfig.Verbose {
		docker.OutOld = notVerboseBuffer
	}

	b, err := dockerfile.NewBuilder(buildConfig, docker, builder.DockerIgnoreContext{ModifiableContext: context}, nil)
	if err != nil {
		return errf(err)
	}

开发者ID:jensWorkGit，项目名称:docker，代码行数:67，代码来源:build_routes.go

示例2: postBuild


//.........这里部分代码省略.........
	buildConfig.CPUShares = httputils.Int64ValueOrZero(r, "cpushares")
	buildConfig.CPUPeriod = httputils.Int64ValueOrZero(r, "cpuperiod")
	buildConfig.CPUQuota = httputils.Int64ValueOrZero(r, "cpuquota")
	buildConfig.CPUSetCpus = r.FormValue("cpusetcpus")
	buildConfig.CPUSetMems = r.FormValue("cpusetmems")
	buildConfig.CgroupParent = r.FormValue("cgroupparent")

	var buildUlimits = []*ulimit.Ulimit{}
	ulimitsJSON := r.FormValue("ulimits")
	if ulimitsJSON != "" {
		if err := json.NewDecoder(strings.NewReader(ulimitsJSON)).Decode(&buildUlimits); err != nil {
			return errf(err)
		}
		buildConfig.Ulimits = buildUlimits
	}

	var buildArgs = map[string]string{}
	buildArgsJSON := r.FormValue("buildargs")
	if buildArgsJSON != "" {
		if err := json.NewDecoder(strings.NewReader(buildArgsJSON)).Decode(&buildArgs); err != nil {
			return errf(err)
		}
		buildConfig.BuildArgs = buildArgs
	}

	remoteURL := r.FormValue("remote")

	// Currently, only used if context is from a remote url.
	// The field `In` is set by DetectContextFromRemoteURL.
	// Look at code in DetectContextFromRemoteURL for more information.
	pReader := &progressreader.Config{
		// TODO: make progressreader streamformatter-agnostic
		Out:       output,
		Formatter: sf,
		Size:      r.ContentLength,
		NewLines:  true,
		ID:        "Downloading context",
		Action:    remoteURL,
	}

	var (
		context        builder.ModifiableContext
		dockerfileName string
		err            error
	)
	context, dockerfileName, err = daemonbuilder.DetectContextFromRemoteURL(r.Body, remoteURL, pReader)
	if err != nil {
		return errf(err)
	}
	defer func() {
		if err := context.Close(); err != nil {
			logrus.Debugf("[BUILDER] failed to remove temporary context: %v", err)
		}
	}()

	uidMaps, gidMaps := s.daemon.GetUIDGIDMaps()
	defaultArchiver := &archive.Archiver{
		Untar:   chrootarchive.Untar,
		UIDMaps: uidMaps,
		GIDMaps: gidMaps,
	}
	docker := daemonbuilder.Docker{s.daemon, output, authConfigs, defaultArchiver}

	b, err := dockerfile.NewBuilder(buildConfig, docker, builder.DockerIgnoreContext{context}, nil)
	if err != nil {
		return errf(err)
	}
	b.Stdout = &streamformatter.StdoutFormatter{Writer: output, StreamFormatter: sf}
	b.Stderr = &streamformatter.StderrFormatter{Writer: output, StreamFormatter: sf}

	if closeNotifier, ok := w.(http.CloseNotifier); ok {
		finished := make(chan struct{})
		defer close(finished)
		go func() {
			select {
			case <-finished:
			case <-closeNotifier.CloseNotify():
				logrus.Infof("Client disconnected, cancelling job: build")
				b.Cancel()
			}
		}()
	}

	if len(dockerfileName) > 0 {
		b.DockerfileName = dockerfileName
	}

	imgID, err := b.Build()
	if err != nil {
		return errf(err)
	}

	if repoName != "" {
		if err := s.daemon.TagImage(repoName, tag, string(imgID), true); err != nil {
			return errf(err)
		}
	}

	return nil
}

开发者ID:JetBrainZP，项目名称:docker，代码行数:101，代码来源:image.go

示例3: postBuild

func (br *buildRouter) postBuild(ctx context.Context, w http.ResponseWriter, r *http.Request, vars map[string]string) error {
	var (
		authConfigs        = map[string]types.AuthConfig{}
		authConfigsEncoded = r.Header.Get("X-Registry-Config")
		notVerboseBuffer   = bytes.NewBuffer(nil)
	)

	if authConfigsEncoded != "" {
		authConfigsJSON := base64.NewDecoder(base64.URLEncoding, strings.NewReader(authConfigsEncoded))
		if err := json.NewDecoder(authConfigsJSON).Decode(&authConfigs); err != nil {
			// for a pull it is not an error if no auth was given
			// to increase compatibility with the existing api it is defaulting
			// to be empty.
		}
	}

	w.Header().Set("Content-Type", "application/json")

	output := ioutils.NewWriteFlusher(w)
	defer output.Close()
	sf := streamformatter.NewJSONStreamFormatter()
	errf := func(err error) error {
		if httputils.BoolValue(r, "q") && notVerboseBuffer.Len() > 0 {
			output.Write(notVerboseBuffer.Bytes())
		}
		// Do not write the error in the http output if it's still empty.
		// This prevents from writing a 200(OK) when there is an internal error.
		if !output.Flushed() {
			return err
		}
		_, err = w.Write(sf.FormatError(errors.New(utils.GetErrorMessage(err))))
		if err != nil {
			logrus.Warnf("could not write error response: %v", err)
		}
		return nil
	}

	buildOptions, err := newImageBuildOptions(ctx, r)
	if err != nil {
		return errf(err)
	}

	remoteURL := r.FormValue("remote")

	// Currently, only used if context is from a remote url.
	// Look at code in DetectContextFromRemoteURL for more information.
	createProgressReader := func(in io.ReadCloser) io.ReadCloser {
		progressOutput := sf.NewProgressOutput(output, true)
		if buildOptions.SuppressOutput {
			progressOutput = sf.NewProgressOutput(notVerboseBuffer, true)
		}
		return progress.NewProgressReader(in, progressOutput, r.ContentLength, "Downloading context", remoteURL)
	}

	var (
		context        builder.ModifiableContext
		dockerfileName string
		out            io.Writer
	)
	context, dockerfileName, err = builder.DetectContextFromRemoteURL(r.Body, remoteURL, createProgressReader)
	if err != nil {
		return errf(err)
	}
	defer func() {
		if err := context.Close(); err != nil {
			logrus.Debugf("[BUILDER] failed to remove temporary context: %v", err)
		}
	}()
	if len(dockerfileName) > 0 {
		buildOptions.Dockerfile = dockerfileName
	}

	buildOptions.AuthConfigs = authConfigs

	out = output
	if buildOptions.SuppressOutput {
		out = notVerboseBuffer
	}
	stdout := &streamformatter.StdoutFormatter{Writer: out, StreamFormatter: sf}
	stderr := &streamformatter.StderrFormatter{Writer: out, StreamFormatter: sf}

	closeNotifier := make(<-chan bool)
	if notifier, ok := w.(http.CloseNotifier); ok {
		closeNotifier = notifier.CloseNotify()
	}

	imgID, err := br.backend.Build(buildOptions,
		builder.DockerIgnoreContext{ModifiableContext: context},
		stdout, stderr, out,
		closeNotifier)
	if err != nil {
		return errf(err)
	}

	// Everything worked so if -q was provided the output from the daemon
	// should be just the image ID and we'll print that to stdout.
	if buildOptions.SuppressOutput {
		stdout := &streamformatter.StdoutFormatter{Writer: output, StreamFormatter: sf}
		fmt.Fprintf(stdout, "%s\n", string(imgID))
	}
//.........这里部分代码省略.........

开发者ID:gao-feng，项目名称:docker，代码行数:101，代码来源:build_routes.go

示例4: postBuild

func (br *buildRouter) postBuild(ctx context.Context, w http.ResponseWriter, r *http.Request, vars map[string]string) error {
	var (
		authConfigs        = map[string]types.AuthConfig{}
		authConfigsEncoded = r.Header.Get("X-Registry-Config")
		notVerboseBuffer   = bytes.NewBuffer(nil)
	)

	if authConfigsEncoded != "" {
		authConfigsJSON := base64.NewDecoder(base64.URLEncoding, strings.NewReader(authConfigsEncoded))
		if err := json.NewDecoder(authConfigsJSON).Decode(&authConfigs); err != nil {
			// for a pull it is not an error if no auth was given
			// to increase compatibility with the existing api it is defaulting
			// to be empty.
		}
	}

	w.Header().Set("Content-Type", "application/json")

	output := ioutils.NewWriteFlusher(w)
	defer output.Close()
	sf := streamformatter.NewJSONStreamFormatter()
	errf := func(err error) error {
		if httputils.BoolValue(r, "q") && notVerboseBuffer.Len() > 0 {
			output.Write(notVerboseBuffer.Bytes())
		}
		// Do not write the error in the http output if it's still empty.
		// This prevents from writing a 200(OK) when there is an internal error.
		if !output.Flushed() {
			return err
		}
		_, err = w.Write(sf.FormatError(errors.New(utils.GetErrorMessage(err))))
		if err != nil {
			glog.Warningf("could not write error response: %v", err)
		}
		return nil
	}

	buildOptions, err := newImageBuildOptions(ctx, r)
	if err != nil {
		return errf(err)
	}

	repoAndTags, err := sanitizeRepoAndTags(r.Form["name"])
	if err != nil {
		return errf(err)
	}

	remoteURL := r.FormValue("remote")

	// Currently, only used if context is from a remote url.
	// Look at code in DetectContextFromRemoteURL for more information.
	createProgressReader := func(in io.ReadCloser) io.ReadCloser {
		progressOutput := sf.NewProgressOutput(output, true)
		if buildOptions.SuppressOutput {
			progressOutput = sf.NewProgressOutput(notVerboseBuffer, true)
		}
		return progress.NewProgressReader(in, progressOutput, r.ContentLength, "Downloading context", remoteURL)
	}

	var (
		context        builder.ModifiableContext
		dockerfileName string
	)
	context, dockerfileName, err = daemonbuilder.DetectContextFromRemoteURL(r.Body, remoteURL, createProgressReader)
	if err != nil {
		return errf(err)
	}
	defer func() {
		if err := context.Close(); err != nil {
			glog.Infof("[BUILDER] failed to remove temporary context: %v", err)
		}
	}()
	if len(dockerfileName) > 0 {
		buildOptions.Dockerfile = dockerfileName
	}

	uidMaps, gidMaps := br.backend.GetUIDGIDMaps()
	defaultArchiver := &archive.Archiver{
		Untar:   chrootarchive.Untar,
		UIDMaps: uidMaps,
		GIDMaps: gidMaps,
	}

	docker := &daemonbuilder.Docker{
		Daemon:      br.backend,
		OutOld:      output,
		AuthConfigs: authConfigs,
		Archiver:    defaultArchiver,
	}
	if buildOptions.SuppressOutput {
		docker.OutOld = notVerboseBuffer
	}

	docker.InitHyper()
	defer docker.Cleanup()

	b, err := dockerfile.NewBuilder(
		buildOptions, // result of newBuildConfig
		docker,
		builder.DockerIgnoreContext{ModifiableContext: context},
//.........这里部分代码省略.........

开发者ID:ZJU-SEL，项目名称:hyper，代码行数:101，代码来源:build_routes.go

注：本文中的github.com/docker/docker/builder.ModifiableContext类示例整理自Github/MSDocs等源码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。