Golang app.NewAcceptFirst函數代碼示例

// run executes the provided config applying provided acceptors.
func (c *AppConfig) run(acceptors app.Acceptors) (*AppResult, error) {
	c.ensureDockerSearcher()
	repositories, err := c.individualSourceRepositories()
	if err != nil {
		return nil, err
	}
	err = c.detectSource(repositories)
	if err != nil {
		return nil, err
	}
	components, repositories, environment, parameters, err := c.validate()
	if err != nil {
		return nil, err
	}

	if err := c.resolve(components); err != nil {
		return nil, err
	}

	components, err = c.inferBuildTypes(components)
	if err != nil {
		return nil, err
	}

	// Couple source with resolved builder components if possible
	if err := c.ensureHasSource(components.NeedsSource(), repositories.NotUsed()); err != nil {
		return nil, err
	}

	// For source repos that are not yet coupled with a component, create components
	sourceComponents, err := c.componentsForRepos(repositories.NotUsed())
	if err != nil {
		return nil, err
	}

	// resolve the source repo components
	if err := c.resolve(sourceComponents); err != nil {
		return nil, err
	}
	components = append(components, sourceComponents...)

	glog.V(4).Infof("Code [%v]", repositories)
	glog.V(4).Infof("Components [%v]", components)

	if len(repositories) == 0 && len(components) == 0 {
		return nil, ErrNoInputs
	}

	if len(c.Name) > 0 {
		if err := validateEnforcedName(c.Name); err != nil {
			return nil, err
		}
	}

	if len(c.To) > 0 {
		if err := validateOutputImageReference(c.To); err != nil {
			return nil, err
		}
	}

	imageRefs := components.ImageComponentRefs()
	if len(imageRefs) > 1 && len(c.Name) > 0 {
		return nil, fmt.Errorf("only one component or source repository can be used when specifying a name")
	}
	if len(imageRefs) > 1 && len(c.To) > 0 {
		return nil, fmt.Errorf("only one component or source repository can be used when specifying an output image reference")
	}

	env := app.Environment(environment)

	// identify if there are installable components in the input provided by the user
	installables, name, err := c.installComponents(components, env)
	if err != nil {
		return nil, err
	}
	if len(installables) > 0 {
		return &AppResult{
			List:      &kapi.List{Items: installables},
			Name:      name,
			Namespace: c.originNamespace,

			GeneratedJobs: true,
		}, nil
	}

	pipelines, err := c.buildPipelines(imageRefs, env)
	if err != nil {
		if err == app.ErrNameRequired {
			return nil, fmt.Errorf("can't suggest a valid name, please specify a name with --name")
		}
		if err, ok := err.(app.CircularOutputReferenceError); ok {
			return nil, fmt.Errorf("%v, please specify a different output reference with --to", err)
		}
		return nil, err
	}

	objects := app.Objects{}
	accept := app.NewAcceptFirst()
	for _, p := range pipelines {
//.........這裏部分代碼省略.........

// run executes the provided config applying provided acceptors.
func (c *AppConfig) run(out, errOut io.Writer, acceptors app.Acceptors) (*AppResult, error) {
	c.ensureDockerSearcher()
	repositories, err := c.individualSourceRepositories()
	if err != nil {
		return nil, err
	}
	err = c.detectSource(repositories)
	if err != nil {
		return nil, err
	}
	components, repositories, environment, parameters, err := c.validate()
	if err != nil {
		return nil, err
	}
	if err := c.resolve(components); err != nil {
		return nil, err
	}

	// Couple source with resolved builder components if possible
	if err := c.ensureHasSource(components.NeedsSource(), repositories.NotUsed()); err != nil {
		return nil, err
	}
	// For source repos that are not yet coupled with a component, create components
	sourceComponents, err := c.componentsForRepos(repositories.NotUsed())
	if err != nil {
		return nil, err
	}
	// resolve the source repo components
	if err := c.resolve(sourceComponents); err != nil {
		return nil, err
	}
	components = append(components, sourceComponents...)

	glog.V(4).Infof("Code %v", repositories)
	glog.V(4).Infof("Components %v", components)

	if len(repositories) == 0 && len(components) == 0 {
		return nil, ErrNoInputs
	}

	if len(c.Name) > 0 {
		if err := c.validateEnforcedName(); err != nil {
			return nil, err
		}
	}

	if len(components.ImageComponentRefs()) > 1 && len(c.Name) > 0 {
		return nil, fmt.Errorf("only one component or source repository can be used when specifying a name")
	}

	pipelines, err := c.buildPipelines(components.ImageComponentRefs(), app.Environment(environment))
	if err != nil {
		return nil, err
	}

	objects := app.Objects{}
	accept := app.NewAcceptFirst()
	warned := make(map[string]struct{})
	for _, p := range pipelines {
		accepted, err := p.Objects(accept, acceptors)
		if err != nil {
			return nil, fmt.Errorf("can't setup %q: %v", p.From, err)
		}
		if p.Image != nil && p.Image.HasEmptyDir {
			if _, ok := warned[p.Image.Name]; !ok {
				fmt.Fprintf(errOut, "NOTICE: Image %q uses an EmptyDir volume. Data in EmptyDir volumes is not persisted across deployments.\n", p.Image.Name)
				warned[p.Image.Name] = struct{}{}
			}
		}
		objects = append(objects, accepted...)
	}

	objects = app.AddServices(objects, false)

	templateObjects, err := c.buildTemplates(components.TemplateComponentRefs(), app.Environment(parameters))
	if err != nil {
		return nil, err
	}
	objects = append(objects, templateObjects...)

	buildNames := []string{}
	for _, obj := range objects {
		switch t := obj.(type) {
		case *buildapi.BuildConfig:
			buildNames = append(buildNames, t.Name)
		}
	}

	name := c.Name
	if len(name) == 0 {
		for _, pipeline := range pipelines {
			if pipeline.Deployment != nil {
				name = pipeline.Deployment.Name
				break
			}
		}
	}

	return &AppResult{
//.........這裏部分代碼省略.........

// Run executes the provided config to generate objects.
func (c *AppConfig) Run() (*AppResult, error) {
	environment, parameters, err := c.validate()
	if err != nil {
		return nil, err
	}
	// TODO: I don't belong here
	c.ensureDockerSearch()

	resolved, err := Resolve(&c.Resolvers, &c.ComponentInputs, &c.GenerationInputs)
	if err != nil {
		return nil, err
	}

	repositories := resolved.Repositories
	components := resolved.Components

	if err := c.validateBuilders(components); err != nil {
		return nil, err
	}

	if len(repositories) == 0 && len(components) == 0 {
		return nil, ErrNoInputs
	}

	if len(c.Name) > 0 {
		if err := validateEnforcedName(c.Name); err != nil {
			return nil, err
		}
	}

	if err := optionallyValidateExposedPorts(c, repositories); err != nil {
		return nil, err
	}

	if len(c.To) > 0 {
		if err := validateOutputImageReference(c.To); err != nil {
			return nil, err
		}
	}

	if len(components.ImageComponentRefs().Group()) > 1 && len(c.Name) > 0 {
		return nil, errors.New("only one component or source repository can be used when specifying a name")
	}
	if len(components.UseSource()) > 1 && len(c.To) > 0 {
		return nil, errors.New("only one component with source can be used when specifying an output image reference")
	}

	env := app.Environment(environment)

	// identify if there are installable components in the input provided by the user
	installables, name, err := c.installComponents(components, env)
	if err != nil {
		return nil, err
	}
	if len(installables) > 0 {
		return &AppResult{
			List:      &kapi.List{Items: installables},
			Name:      name,
			Namespace: c.OriginNamespace,

			GeneratedJobs: true,
		}, nil
	}

	pipelines, err := c.buildPipelines(components.ImageComponentRefs(), env)
	if err != nil {
		if err == app.ErrNameRequired {
			return nil, errors.New("can't suggest a valid name, please specify a name with --name")
		}
		return nil, err
	}

	acceptors := app.Acceptors{app.NewAcceptUnique(c.Typer), app.AcceptNew}
	objects := app.Objects{}
	accept := app.NewAcceptFirst()
	for _, p := range pipelines {
		accepted, err := p.Objects(accept, acceptors)
		if err != nil {
			return nil, fmt.Errorf("can't setup %q: %v", p.From, err)
		}
		objects = append(objects, accepted...)
	}

	objects = app.AddServices(objects, false)

	templateName, templateObjects, err := c.buildTemplates(components.TemplateComponentRefs(), app.Environment(parameters))
	if err != nil {
		return nil, err
	}
	objects = append(objects, templateObjects...)

	name = c.Name
	if len(name) == 0 {
		name = templateName
	}
	if len(name) == 0 {
		for _, pipeline := range pipelines {
			if pipeline.Deployment != nil {
				name = pipeline.Deployment.Name
//.........這裏部分代碼省略.........

// run executes the provided config applying provided acceptors.
func (c *AppConfig) run(acceptors app.Acceptors) (*AppResult, error) {
	c.ensureDockerSearcher()
	repositories, err := c.individualSourceRepositories()
	if err != nil {
		return nil, err
	}
	err = c.detectSource(repositories)
	if err != nil {
		return nil, err
	}
	components, repositories, environment, parameters, err := c.validate()
	if err != nil {
		return nil, err
	}

	if err := c.resolve(components); err != nil {
		return nil, err
	}

	if err := c.inferBuildTypes(components); err != nil {
		return nil, err
	}

	// Couple source with resolved builder components if possible
	if err := c.ensureHasSource(components.NeedsSource(), repositories.NotUsed()); err != nil {
		return nil, err
	}

	// For source repos that are not yet coupled with a component, create components
	sourceComponents, err := c.componentsForRepos(repositories.NotUsed())
	if err != nil {
		return nil, err
	}

	// resolve the source repo components
	if err := c.resolve(sourceComponents); err != nil {
		return nil, err
	}
	components = append(components, sourceComponents...)

	glog.V(4).Infof("Code [%v]", repositories)
	glog.V(4).Infof("Components [%v]", components)

	if len(repositories) == 0 && len(components) == 0 {
		return nil, ErrNoInputs
	}

	if len(c.Name) > 0 {
		if err := c.validateEnforcedName(); err != nil {
			return nil, err
		}
	}

	imageRefs := components.ImageComponentRefs()
	if len(imageRefs) > 1 && len(c.Name) > 0 {
		return nil, fmt.Errorf("only one component or source repository can be used when specifying a name")
	}

	// identify if there are installable components in the input provided by the user
	installables, name, err := c.installComponents(components)
	if err != nil {
		return nil, err
	}
	if len(installables) > 0 {
		return &AppResult{
			List:      &kapi.List{Items: installables},
			Name:      name,
			Namespace: c.originNamespace,

			GeneratedJobs: true,
		}, nil
	}

	pipelines, err := c.buildPipelines(imageRefs, app.Environment(environment))
	if err != nil {
		return nil, err
	}

	objects := app.Objects{}
	accept := app.NewAcceptFirst()
	warned := make(map[string]struct{})
	for _, p := range pipelines {
		accepted, err := p.Objects(accept, acceptors)
		if err != nil {
			return nil, fmt.Errorf("can't setup %q: %v", p.From, err)
		}
		if p.Image != nil && p.Image.HasEmptyDir {
			spec := p.Image.PullSpec()
			if _, ok := warned[spec]; ok {
				fmt.Fprintf(c.ErrOut, "WARNING: Image %q uses an empty directory volume. Data in these volumes is not persisted across deployments.\n", p.Image.Reference.Name)
				warned[spec] = struct{}{}
			}
		}
		objects = append(objects, accepted...)
	}

	objects = app.AddServices(objects, false)

	templateObjects, err := c.buildTemplates(components.TemplateComponentRefs(), app.Environment(parameters))
//.........這裏部分代碼省略.........

// run executes the provided config applying provided acceptors.
func (c *AppConfig) run(out io.Writer, acceptors app.Acceptors) (*AppResult, error) {
	c.ensureDockerResolver()
	repositories, err := c.individualSourceRepositories()
	if err != nil {
		return nil, err
	}
	err = c.detectSource(repositories)
	if err != nil {
		return nil, err
	}
	components, repositories, environment, parameters, err := c.validate()
	if err != nil {
		return nil, err
	}
	if err := c.resolve(components); err != nil {
		return nil, err
	}

	// Couple source with resolved builder components if possible
	if err := c.ensureHasSource(components.NeedsSource(), repositories.NotUsed()); err != nil {
		return nil, err
	}
	// For source repos that are not yet coupled with a component, create components
	sourceComponents, err := c.componentsForRepos(repositories.NotUsed())
	if err != nil {
		return nil, err
	}
	// resolve the source repo components
	if err := c.resolve(sourceComponents); err != nil {
		return nil, err
	}
	components = append(components, sourceComponents...)

	glog.V(4).Infof("Code %v", repositories)
	glog.V(4).Infof("Components %v", components)

	if len(repositories) == 0 && len(components) == 0 {
		return nil, ErrNoInputs
	}

	pipelines, err := c.buildPipelines(components, app.Environment(environment))
	if err != nil {
		return nil, err
	}

	objects := app.Objects{}
	accept := app.NewAcceptFirst()
	for _, p := range pipelines {
		accepted, err := p.Objects(accept, acceptors)
		if err != nil {
			return nil, fmt.Errorf("can't setup %q: %v", p.From, err)
		}
		objects = append(objects, accepted...)
	}

	objects = app.AddServices(objects)

	templateObjects, err := c.buildTemplates(components, app.Environment(parameters))
	if err != nil {
		return nil, err
	}
	objects = append(objects, templateObjects...)

	buildNames := []string{}
	for _, obj := range objects {
		switch t := obj.(type) {
		case *buildapi.BuildConfig:
			buildNames = append(buildNames, t.Name)
		}
	}

	return &AppResult{
		List:       &kapi.List{Items: objects},
		BuildNames: buildNames,
		HasSource:  len(repositories) != 0,
		Namespace:  c.originNamespace,
	}, nil
}

//.........這裏部分代碼省略.........
				}
				for from, at := range mountPoints {
					name, ok := commonMounts[from]
					if !ok {
						name = fmt.Sprintf("dir-%d", len(commonMounts)+1)
						commonMounts[from] = name
					}
					for _, path := range at {
						c.VolumeMounts = append(c.VolumeMounts, kapi.VolumeMount{Name: name, MountPath: path})
					}
				}
			}

			pipeline, err := app.NewPipelineBuilder(k, nil, true).To(k).NewImagePipeline(k, inputImage)
			if err != nil {
				errs = append(errs, err)
				break
			}

			if err := pipeline.NeedsDeployment(nil, nil, false); err != nil {
				return nil, err
			}

			group = append(group, pipeline)
		}
		if err := group.Reduce(); err != nil {
			return nil, err
		}
		pipelines = append(pipelines, group...)
	}

	if len(errs) > 0 {
		return nil, utilerrs.NewAggregate(errs)
	}

	acceptors := app.Acceptors{app.NewAcceptUnique(kapi.Scheme), app.AcceptNew}
	objects := app.Objects{}
	accept := app.NewAcceptFirst()
	for _, p := range pipelines {
		accepted, err := p.Objects(accept, acceptors)
		if err != nil {
			return nil, fmt.Errorf("can't setup %q: %v", p.From, err)
		}
		objects = append(objects, accepted...)
	}

	// create services for each object with a name based on alias.
	containers := make(map[string]*kapi.Container)
	var services []*kapi.Service
	for _, obj := range objects {
		switch t := obj.(type) {
		case *deployapi.DeploymentConfig:
			ports := app.UniqueContainerToServicePorts(app.AllContainerPorts(t.Spec.Template.Spec.Containers...))
			if len(ports) == 0 {
				continue
			}
			svc := app.GenerateService(t.ObjectMeta, t.Spec.Selector)
			if aliases[svc.Name].Len() == 1 {
				svc.Name = aliases[svc.Name].List()[0]
			}
			svc.Spec.Ports = ports
			services = append(services, svc)

			// take a reference to each container
			for i := range t.Spec.Template.Spec.Containers {
				c := &t.Spec.Template.Spec.Containers[i]
				containers[c.Name] = c
			}
		}
	}
	for _, svc := range services {
		objects = append(objects, svc)
	}

	// for each container that defines VolumesFrom, copy equivalent mounts.
	// TODO: ensure mount names are unique?
	for target, otherContainers := range volumesFrom {
		for _, from := range otherContainers {
			for _, volume := range containers[from].VolumeMounts {
				containers[target].VolumeMounts = append(containers[target].VolumeMounts, volume)
			}
		}
	}

	template.Objects = objects

	// generate warnings
	if len(warnings) > 0 {
		allWarnings := sets.NewString()
		for msg, services := range warnings {
			allWarnings.Insert(fmt.Sprintf("%s: %s", strings.Join(services, ","), msg))
		}
		if template.Annotations == nil {
			template.Annotations = make(map[string]string)
		}
		template.Annotations[app.GenerationWarningAnnotation] = fmt.Sprintf("not all docker-compose fields were honored:\n* %s", strings.Join(allWarnings.List(), "\n* "))
	}

	return template, nil
}

//.........這裏部分代碼省略.........
	for _, component := range formations.List() {
		componentName := fmt.Sprintf("%s-%s", name, component)
		if formations.Len() == 1 {
			componentName = name
		}
		formationName := component
		formation := appJSON.Formation[component]

		inputImage := pipelines[0].Image

		inputImage.ContainerFn = func(c *kapi.Container) {
			for _, s := range ports {
				if port, err := strconv.Atoi(s); err == nil {
					c.Ports = append(c.Ports, kapi.ContainerPort{ContainerPort: int32(port)})
				}
			}
			if len(formation.Command) > 0 {
				c.Args = []string{formation.Command}
			} else {
				msg := "no command defined, defaulting to command in the Procfile"
				warnings[msg] = append(warnings[msg], formationName)
				c.Args = []string{"/bin/sh", "-c", fmt.Sprintf("$(grep %s Procfile | cut -f 2 -d :)", formationName)}
			}
			c.Env = append(c.Env, envVars...)

			c.Resources = resourcesForProfile(formation.Size)
		}

		pipeline, err := app.NewPipelineBuilder(componentName, nil, true).To(componentName).NewImagePipeline(componentName, inputImage)
		if err != nil {
			errs = append(errs, err)
			break
		}

		if err := pipeline.NeedsDeployment(nil, nil, false); err != nil {
			return nil, err
		}

		if cmd, ok := appJSON.Scripts["postdeploy"]; ok && primaryFormation == component {
			pipeline.Deployment.PostHook = &app.DeploymentHook{Shell: cmd}
			delete(appJSON.Scripts, "postdeploy")
		}

		group = append(group, pipeline)
	}
	if err := group.Reduce(); err != nil {
		return nil, err
	}
	pipelines = append(pipelines, group...)

	if len(errs) > 0 {
		return nil, utilerrs.NewAggregate(errs)
	}

	acceptors := app.Acceptors{app.NewAcceptUnique(kapi.Scheme), app.AcceptNew}
	objects := app.Objects{}
	accept := app.NewAcceptFirst()
	for _, p := range pipelines {
		accepted, err := p.Objects(accept, acceptors)
		if err != nil {
			return nil, fmt.Errorf("can't setup %q: %v", p.From, err)
		}
		objects = append(objects, accepted...)
	}

	// create services for each object with a name based on alias.
	var services []*kapi.Service
	for _, obj := range objects {
		switch t := obj.(type) {
		case *deployapi.DeploymentConfig:
			ports := app.UniqueContainerToServicePorts(app.AllContainerPorts(t.Spec.Template.Spec.Containers...))
			if len(ports) == 0 {
				continue
			}
			svc := app.GenerateService(t.ObjectMeta, t.Spec.Selector)
			svc.Spec.Ports = ports
			services = append(services, svc)
		}
	}
	for _, svc := range services {
		objects = append(objects, svc)
	}

	template.Objects = objects

	// generate warnings
	warnUnusableAppJSONElements("app.json", appJSON, warnings)
	if len(warnings) > 0 {
		allWarnings := sets.NewString()
		for msg, services := range warnings {
			allWarnings.Insert(fmt.Sprintf("%s: %s", strings.Join(services, ","), msg))
		}
		if template.Annotations == nil {
			template.Annotations = make(map[string]string)
		}
		template.Annotations[app.GenerationWarningAnnotation] = fmt.Sprintf("not all app.json fields were honored:\n* %s", strings.Join(allWarnings.List(), "\n* "))
	}

	return template, nil
}