define compose labels within the compose API

Signed-off-by: Nicolas De Loof <nicolas.deloof@gmail.com>

api/compose/labels.go

@@ -0,0 +1,44 @@
+/*
+   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
+
+const (
+	// ProjectLabel allow to track resource related to a compose project
+	ProjectLabel = "com.docker.compose.project"
+	// ServiceLabel allow to track resource related to a compose service
+	ServiceLabel = "com.docker.compose.service"
+	// ConfigHashLabel stores configuration hash for a compose service
+	ConfigHashLabel = "com.docker.compose.config-hash"
+	// ContainerNumberLabel stores the container index of a replicated service
+	ContainerNumberLabel = "com.docker.compose.container-number"
+	// VolumeLabel allow to track resource related to a compose volume
+	VolumeLabel = "com.docker.compose.volume"
+	// NetworkLabel allow to track resource related to a compose network
+	NetworkLabel = "com.docker.compose.network"
+	// WorkingDirLabel stores absolute path to compose project working directory
+	WorkingDirLabel = "com.docker.compose.project.working_dir"
+	// ConfigFilesLabel stores absolute path to compose project configuration files
+	ConfigFilesLabel = "com.docker.compose.project.config_files"
+	// EnvironmentFileLabel stores absolute path to compose project env file set by `--env-file`
+	EnvironmentFileLabel = "com.docker.compose.project.environment_file"
+	// OneoffLabel stores value 'True' for one-off containers created by `compose run`
+	OneoffLabel = "com.docker.compose.oneoff"
+	// SlugLabel stores unique slug used for one-off container identity
+	SlugLabel = "com.docker.compose.slug"
+	// VersionLabel stores the compose tool version used to run application
+	VersionLabel = "com.docker.compose.version"
+)

api/compose/tags.go

@@ -1,30 +0,0 @@
-/*
-   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
-
-const (
-	// ProjectTag allow to track resource related to a compose project
-	ProjectTag = "com.docker.compose.project"
-	// NetworkTag allow to track resource related to a compose network
-	NetworkTag = "com.docker.compose.network"
-	// ServiceTag allow to track resource related to a compose service
-	ServiceTag = "com.docker.compose.service"
-	// VolumeTag allow to track resource related to a compose volume
-	VolumeTag = "com.docker.compose.volume"
-	// EnvironmentFileLabel is set in containers with the option "--env-file" when set
-	EnvironmentFileLabel = "com.docker.compose.project.environment_file"
-)

ecs/awsResources.go

@@ -289,8 +289,8 @@ func (b *ecsAPIService) parseExternalVolumes(ctx context.Context, project *types
 
 		logrus.Debugf("searching for existing filesystem as volume %q", name)
 		tags := map[string]string{
-			compose.ProjectTag: project.Name,
-			compose.VolumeTag:  name,
+			compose.ProjectLabel: project.Name,
+			compose.VolumeLabel:  name,
 		}
 		previous, err := b.aws.ListFileSystems(ctx, tags)
 		if err != nil {
@@ -397,11 +397,11 @@ func (b *ecsAPIService) ensureVolumes(r *awsResources, project *types.Project, t
 			FileSystemPolicy: nil,
 			FileSystemTags: []efs.FileSystem_ElasticFileSystemTag{
 				{
-					Key:   compose.ProjectTag,
+					Key:   compose.ProjectLabel,
 					Value: project.Name,
 				},
 				{
-					Key:   compose.VolumeTag,
+					Key:   compose.VolumeLabel,
 					Value: name,
 				},
 				{

ecs/cloudformation_test.go

@@ -406,8 +406,8 @@ volumes:
         provisioned_throughput: 1024
 `, useDefaultVPC, func(m *MockAPIMockRecorder) {
 		m.ListFileSystems(gomock.Any(), map[string]string{
-			compose.ProjectTag: t.Name(),
-			compose.VolumeTag:  "db-data",
+			compose.ProjectLabel: t.Name(),
+			compose.VolumeLabel:  "db-data",
 		}).Return(nil, nil)
 	})
 	n := volumeResourceName("db-data")
@@ -452,8 +452,8 @@ volumes:
   db-data: {}
 `, useDefaultVPC, func(m *MockAPIMockRecorder) {
 		m.ListFileSystems(gomock.Any(), map[string]string{
-			compose.ProjectTag: t.Name(),
-			compose.VolumeTag:  "db-data",
+			compose.ProjectLabel: t.Name(),
+			compose.VolumeLabel:  "db-data",
 		}).Return([]awsResource{
 			existingAWSResource{
 				id: "fs-123abc",
@@ -521,7 +521,7 @@ services:
 		for i := 0; i < tags.Len(); i++ {
 			k := tags.Index(i).FieldByName("Key").String()
 			v := tags.Index(i).FieldByName("Value").String()
-			if k == compose.ProjectTag {
+			if k == compose.ProjectLabel {
 				assert.Equal(t, v, t.Name())
 			}
 		}

ecs/sdk.go

@@ -341,7 +341,7 @@ func (s sdk) CreateStack(ctx context.Context, name string, region string, templa
 			},
 			Tags: []*cloudformation.Tag{
 				{
-					Key:   aws.String(compose.ProjectTag),
+					Key:   aws.String(compose.ProjectLabel),
 					Value: aws.String(name),
 				},
 			},
@@ -455,7 +455,7 @@ func (s sdk) ListStacks(ctx context.Context) ([]compose.Stack, error) {
 		}
 		for _, stack := range response.Stacks {
 			for _, t := range stack.Tags {
-				if *t.Key == compose.ProjectTag {
+				if *t.Key == compose.ProjectLabel {
 					status := compose.RUNNING
 					switch aws.StringValue(stack.StackStatus) {
 					case "CREATE_IN_PROGRESS":
@@ -860,12 +860,12 @@ func (s sdk) DescribeService(ctx context.Context, cluster string, arn string) (c
 	service := services.Services[0]
 	var name string
 	for _, t := range service.Tags {
-		if *t.Key == compose.ServiceTag {
+		if *t.Key == compose.ServiceLabel {
 			name = aws.StringValue(t.Value)
 		}
 	}
 	if name == "" {
-		return compose.ServiceStatus{}, fmt.Errorf("service %s doesn't have a %s tag", *service.ServiceArn, compose.ServiceTag)
+		return compose.ServiceStatus{}, fmt.Errorf("service %s doesn't have a %s tag", *service.ServiceArn, compose.ServiceLabel)
 	}
 	targetGroupArns := []string{}
 	for _, lb := range service.LoadBalancers {
@@ -919,9 +919,9 @@ func (s sdk) DescribeServiceTasks(ctx context.Context, cluster string, project s
 			var service string
 			for _, tag := range t.Tags {
 				switch aws.StringValue(tag.Key) {
-				case compose.ProjectTag:
+				case compose.ProjectLabel:
 					project = aws.StringValue(tag.Value)
-				case compose.ServiceTag:
+				case compose.ServiceLabel:
 					service = aws.StringValue(tag.Value)
 				}
 			}

ecs/tags.go

@@ -26,7 +26,7 @@ import (
 func projectTags(project *types.Project) []tags.Tag {
 	return []tags.Tag{
 		{
-			Key:   compose.ProjectTag,
+			Key:   compose.ProjectLabel,
 			Value: project.Name,
 		},
 	}
@@ -35,11 +35,11 @@ func projectTags(project *types.Project) []tags.Tag {
 func serviceTags(project *types.Project, service types.ServiceConfig) []tags.Tag {
 	return []tags.Tag{
 		{
-			Key:   compose.ProjectTag,
+			Key:   compose.ProjectLabel,
 			Value: project.Name,
 		},
 		{
-			Key:   compose.ServiceTag,
+			Key:   compose.ServiceLabel,
 			Value: service.Name,
 		},
 	}
@@ -48,11 +48,11 @@ func serviceTags(project *types.Project, service types.ServiceConfig) []tags.Tag
 func networkTags(project *types.Project, net types.NetworkConfig) []tags.Tag {
 	return []tags.Tag{
 		{
-			Key:   compose.ProjectTag,
+			Key:   compose.ProjectLabel,
 			Value: project.Name,
 		},
 		{
-			Key:   compose.NetworkTag,
+			Key:   compose.NetworkLabel,
 			Value: net.Name,
 		},
 	}

ecs/volumes.go

@@ -63,11 +63,11 @@ func (b *ecsAPIService) createAccessPoints(project *types.Project, r awsResource
 		ap := efs.AccessPoint{
 			AccessPointTags: []efs.AccessPoint_AccessPointTag{
 				{
-					Key:   compose.ProjectTag,
+					Key:   compose.ProjectLabel,
 					Value: project.Name,
 				},
 				{
-					Key:   compose.VolumeTag,
+					Key:   compose.VolumeLabel,
 					Value: name,
 				},
 				{

kube/client/client.go

@@ -77,7 +77,7 @@ func NewKubeClient(config genericclioptions.RESTClientGetter) (*KubeClient, erro
 // GetPod retrieves a service pod
 func (kc KubeClient) GetPod(ctx context.Context, projectName, serviceName string) (*corev1.Pod, error) {
 	pods, err := kc.client.CoreV1().Pods(kc.namespace).List(ctx, metav1.ListOptions{
-		LabelSelector: fmt.Sprintf("%s=%s", compose.ProjectTag, projectName),
+		LabelSelector: fmt.Sprintf("%s=%s", compose.ProjectLabel, projectName),
 	})
 	if err != nil {
 		return nil, err
@@ -87,7 +87,7 @@ func (kc KubeClient) GetPod(ctx context.Context, projectName, serviceName string
 	}
 	var pod corev1.Pod
 	for _, p := range pods.Items {
-		service := p.Labels[compose.ServiceTag]
+		service := p.Labels[compose.ServiceLabel]
 		if service == serviceName {
 			pod = p
 			break
@@ -155,7 +155,7 @@ func (kc KubeClient) GetContainers(ctx context.Context, projectName string, all
 	}
 
 	pods, err := kc.client.CoreV1().Pods(kc.namespace).List(ctx, metav1.ListOptions{
-		LabelSelector: fmt.Sprintf("%s=%s", compose.ProjectTag, projectName),
+		LabelSelector: fmt.Sprintf("%s=%s", compose.ProjectLabel, projectName),
 		FieldSelector: fieldSelector,
 	})
 	if err != nil {
@@ -165,7 +165,7 @@ func (kc KubeClient) GetContainers(ctx context.Context, projectName string, all
 	result := []compose.ContainerSummary{}
 	for _, pod := range pods.Items {
 		summary := podToContainerSummary(pod)
-		serviceName := pod.GetObjectMeta().GetLabels()[compose.ServiceTag]
+		serviceName := pod.GetObjectMeta().GetLabels()[compose.ServiceLabel]
 		ports, ok := services[serviceName]
 		if !ok {
 			s, err := kc.client.CoreV1().Services(kc.namespace).Get(ctx, serviceName, metav1.GetOptions{})
@@ -202,7 +202,7 @@ func (kc KubeClient) GetContainers(ctx context.Context, projectName string, all
 // GetLogs retrieves pod logs
 func (kc *KubeClient) GetLogs(ctx context.Context, projectName string, consumer compose.LogConsumer, follow bool) error {
 	pods, err := kc.client.CoreV1().Pods(kc.namespace).List(ctx, metav1.ListOptions{
-		LabelSelector: fmt.Sprintf("%s=%s", compose.ProjectTag, projectName),
+		LabelSelector: fmt.Sprintf("%s=%s", compose.ProjectLabel, projectName),
 	})
 	if err != nil {
 		return err
@@ -210,7 +210,7 @@ func (kc *KubeClient) GetLogs(ctx context.Context, projectName string, consumer
 	eg, ctx := errgroup.WithContext(ctx)
 	for _, pod := range pods.Items {
 		request := kc.client.CoreV1().Pods(kc.namespace).GetLogs(pod.Name, &corev1.PodLogOptions{Follow: follow})
-		service := pod.Labels[compose.ServiceTag]
+		service := pod.Labels[compose.ServiceLabel]
 		w := utils.GetWriter(func(line string) {
 			consumer.Log(pod.Name, service, line)
 		})
@@ -243,7 +243,7 @@ func (kc KubeClient) WaitForPodState(ctx context.Context, opts WaitForStatusOpti
 			time.Sleep(500 * time.Millisecond)
 
 			pods, err := kc.client.CoreV1().Pods(kc.namespace).List(ctx, metav1.ListOptions{
-				LabelSelector: fmt.Sprintf("%s=%s", compose.ProjectTag, opts.ProjectName),
+				LabelSelector: fmt.Sprintf("%s=%s", compose.ProjectLabel, opts.ProjectName),
 			})
 			if err != nil {
 				errch <- err

kube/client/client_test.go

@@ -34,8 +34,8 @@ func TestPodToContainerSummary(t *testing.T) {
 		ObjectMeta: metav1.ObjectMeta{
 			Name: "c1-123",
 			Labels: map[string]string{
-				compose.ProjectTag: "myproject",
-				compose.ServiceTag: "service1",
+				compose.ProjectLabel: "myproject",
+				compose.ServiceLabel: "service1",
 			},
 		},
 		Status: v1.PodStatus{

kube/client/utils.go

@@ -47,9 +47,9 @@ func podToContainerSummary(pod corev1.Pod) compose.ContainerSummary {
 	return compose.ContainerSummary{
 		ID:      pod.GetObjectMeta().GetName(),
 		Name:    pod.GetObjectMeta().GetName(),
-		Service: pod.GetObjectMeta().GetLabels()[compose.ServiceTag],
+		Service: pod.GetObjectMeta().GetLabels()[compose.ServiceLabel],
 		State:   state,
-		Project: pod.GetObjectMeta().GetLabels()[compose.ProjectTag],
+		Project: pod.GetObjectMeta().GetLabels()[compose.ProjectLabel],
 	}
 }
 
@@ -57,7 +57,7 @@ func checkPodsState(services []string, pods []corev1.Pod, status string) (bool,
 	servicePods := map[string]string{}
 	stateReached := true
 	for _, pod := range pods {
-		service := pod.Labels[compose.ServiceTag]
+		service := pod.Labels[compose.ServiceLabel]
 
 		if len(services) > 0 && !utils.StringContains(services, service) {
 			continue

kube/resources/kube.go

@@ -151,8 +151,8 @@ func mapToDeployment(project *types.Project, service types.ServiceConfig) (*apps
 
 func selectorLabels(projectName string, serviceName string) map[string]string {
 	return map[string]string{
-		compose.ProjectTag: projectName,
-		compose.ServiceTag: serviceName,
+		compose.ProjectLabel: projectName,
+		compose.ServiceLabel: serviceName,
 	}
 }
 

local/compose/attach.go

@@ -57,7 +57,7 @@ func (s *composeService) attach(ctx context.Context, project *types.Project, lis
 }
 
 func (s *composeService) attachContainer(ctx context.Context, container moby.Container, listener compose.ContainerEventListener, project *types.Project) error {
-	serviceName := container.Labels[serviceLabel]
+	serviceName := container.Labels[compose.ServiceLabel]
 	containerName := getContainerNameWithoutProject(container)
 	service, err := project.GetService(serviceName)
 	if err != nil {

local/compose/compose.go

@@ -56,8 +56,8 @@ func getCanonicalContainerName(c moby.Container) string {
 
 func getContainerNameWithoutProject(c moby.Container) string {
 	name := getCanonicalContainerName(c)
-	project := c.Labels[projectLabel]
-	prefix := fmt.Sprintf("%s_%s_", project, c.Labels[serviceLabel])
+	project := c.Labels[compose.ProjectLabel]
+	prefix := fmt.Sprintf("%s_%s_", project, c.Labels[compose.ServiceLabel])
 	if strings.HasPrefix(name, prefix) {
 		return name[len(project)+1:]
 	}

local/compose/containers.go

@@ -18,12 +18,12 @@ package compose
 
 import (
 	"context"
-	"fmt"
 	"sort"
 
 	moby "github.com/docker/docker/api/types"
 	"github.com/docker/docker/api/types/filters"
 
+	"github.com/docker/compose-cli/api/compose"
 	"github.com/docker/compose-cli/utils"
 )
 
@@ -40,21 +40,19 @@ const (
 
 func (s *composeService) getContainers(ctx context.Context, project string, oneOff oneOff, stopped bool, selectedServices ...string) (Containers, error) {
 	var containers Containers
-	f := filters.NewArgs(
-		projectFilter(project),
-	)
+	f := []filters.KeyValuePair{projectFilter(project)}
 	if len(selectedServices) == 1 {
-		f.Add("label", fmt.Sprintf("%s=%s", serviceLabel, selectedServices[0]))
+		f = append(f, serviceFilter(selectedServices[0]))
 	}
 	switch oneOff {
 	case oneOffOnly:
-		f.Add("label", fmt.Sprintf("%s=%s", oneoffLabel, "True"))
+		f = append(f, oneOffFilter(true))
 	case oneOffExclude:
-		f.Add("label", fmt.Sprintf("%s=%s", oneoffLabel, "False"))
+		f = append(f, oneOffFilter(false))
 	case oneOffInclude:
 	}
 	containers, err := s.apiClient.ContainerList(ctx, moby.ContainerListOptions{
-		Filters: f,
+		Filters: filters.NewArgs(f...),
 		All:     stopped,
 	})
 	if err != nil {
@@ -71,20 +69,20 @@ type containerPredicate func(c moby.Container) bool
 
 func isService(services ...string) containerPredicate {
 	return func(c moby.Container) bool {
-		service := c.Labels[serviceLabel]
+		service := c.Labels[compose.ServiceLabel]
 		return utils.StringContains(services, service)
 	}
 }
 
 func isNotService(services ...string) containerPredicate {
 	return func(c moby.Container) bool {
-		service := c.Labels[serviceLabel]
+		service := c.Labels[compose.ServiceLabel]
 		return !utils.StringContains(services, service)
 	}
 }
 
 func isNotOneOff(c moby.Container) bool {
-	v, ok := c.Labels[oneoffLabel]
+	v, ok := c.Labels[compose.OneoffLabel]
 	return !ok || v == "False"
 }
 

local/compose/convergence.go

@@ -108,7 +108,7 @@ func (s *composeService) ensureService(ctx context.Context, project *types.Proje
 		container := container
 		name := getContainerProgressName(container)
 
-		diverged := container.Labels[configHashLabel] != expected
+		diverged := container.Labels[compose.ConfigHashLabel] != expected
 		if diverged || recreate == compose.RecreateForce || service.Extensions[extLifecycle] == forceRecreate {
 			eg.Go(func() error {
 				return s.recreateContainer(ctx, project, service, container, inherit, timeout)
@@ -190,7 +190,7 @@ func (s *composeService) waitDependencies(ctx context.Context, project *types.Pr
 func nextContainerNumber(containers []moby.Container) (int, error) {
 	max := 0
 	for _, c := range containers {
-		n, err := strconv.Atoi(c.Labels[containerNumberLabel])
+		n, err := strconv.Atoi(c.Labels[compose.ContainerNumberLabel])
 		if err != nil {
 			return 0, err
 		}
@@ -245,7 +245,7 @@ func (s *composeService) recreateContainer(ctx context.Context, project *types.P
 	if err != nil {
 		return err
 	}
-	number, err := strconv.Atoi(container.Labels[containerNumberLabel])
+	number, err := strconv.Atoi(container.Labels[compose.ContainerNumberLabel])
 	if err != nil {
 		return err
 	}

local/compose/cp.go

@@ -69,7 +69,7 @@ func (s *composeService) Copy(ctx context.Context, project *types.Project, opts
 		serviceFilter(serviceName),
 	)
 	if !opts.All {
-		f.Add("label", fmt.Sprintf("%s=%d", containerNumberLabel, opts.Index))
+		f.Add("label", fmt.Sprintf("%s=%d", compose.ContainerNumberLabel, opts.Index))
 	}
 	containers, err := s.apiClient.ContainerList(ctx, apitypes.ContainerListOptions{Filters: f})
 	if err != nil {

local/compose/create.go

@@ -39,6 +39,7 @@ import (
 
 	"github.com/docker/compose-cli/api/compose"
 	"github.com/docker/compose-cli/api/progress"
+	"github.com/docker/compose-cli/internal"
 	convert "github.com/docker/compose-cli/local/moby"
 	"github.com/docker/compose-cli/utils"
 )
@@ -138,9 +139,9 @@ func prepareVolumes(p *types.Project) error {
 
 func prepareNetworks(project *types.Project) {
 	for k, network := range project.Networks {
-		network.Labels = network.Labels.Add(networkLabel, k)
-		network.Labels = network.Labels.Add(projectLabel, project.Name)
-		network.Labels = network.Labels.Add(versionLabel, ComposeVersion)
+		network.Labels = network.Labels.Add(compose.NetworkLabel, k)
+		network.Labels = network.Labels.Add(compose.ProjectLabel, project.Name)
+		network.Labels = network.Labels.Add(compose.VersionLabel, internal.Version)
 		project.Networks[k] = network
 	}
 }
@@ -181,9 +182,9 @@ func (s *composeService) ensureNetworks(ctx context.Context, networks types.Netw
 
 func (s *composeService) ensureProjectVolumes(ctx context.Context, project *types.Project) error {
 	for k, volume := range project.Volumes {
-		volume.Labels = volume.Labels.Add(volumeLabel, k)
-		volume.Labels = volume.Labels.Add(projectLabel, project.Name)
-		volume.Labels = volume.Labels.Add(versionLabel, ComposeVersion)
+		volume.Labels = volume.Labels.Add(compose.VolumeLabel, k)
+		volume.Labels = volume.Labels.Add(compose.ProjectLabel, project.Name)
+		volume.Labels = volume.Labels.Add(compose.VersionLabel, internal.Version)
 		err := s.ensureVolume(ctx, volume)
 		if err != nil {
 			return err
@@ -213,16 +214,16 @@ func (s *composeService) getCreateOptions(ctx context.Context, p *types.Project,
 		labels[k] = v
 	}
 
-	labels[projectLabel] = p.Name
-	labels[serviceLabel] = service.Name
-	labels[versionLabel] = ComposeVersion
-	if _, ok := service.Labels[oneoffLabel]; !ok {
-		labels[oneoffLabel] = "False"
+	labels[compose.ProjectLabel] = p.Name
+	labels[compose.ServiceLabel] = service.Name
+	labels[compose.VersionLabel] = internal.Version
+	if _, ok := service.Labels[compose.OneoffLabel]; !ok {
+		labels[compose.OneoffLabel] = "False"
 	}
-	labels[configHashLabel] = hash
-	labels[workingDirLabel] = p.WorkingDir
-	labels[configFilesLabel] = strings.Join(p.ComposeFiles, ",")
-	labels[containerNumberLabel] = strconv.Itoa(number)
+	labels[compose.ConfigHashLabel] = hash
+	labels[compose.WorkingDirLabel] = p.WorkingDir
+	labels[compose.ConfigFilesLabel] = strings.Join(p.ComposeFiles, ",")
+	labels[compose.ContainerNumberLabel] = strconv.Itoa(number)
 
 	var (
 		runCmd     strslice.StrSlice

local/compose/create_test.go

@@ -21,6 +21,8 @@ import (
 	"path/filepath"
 	"testing"
 
+	"github.com/docker/compose-cli/internal"
+
 	"github.com/compose-spec/compose-go/types"
 	composetypes "github.com/compose-spec/compose-go/types"
 	mountTypes "github.com/docker/docker/api/types/mount"
@@ -76,6 +78,6 @@ func TestPrepareNetworkLabels(t *testing.T) {
 	assert.DeepEqual(t, project.Networks["skynet"].Labels, types.Labels(map[string]string{
 		"com.docker.compose.network": "skynet",
 		"com.docker.compose.project": "myProject",
-		"com.docker.compose.version": "1.0-alpha",
+		"com.docker.compose.version": internal.Version,
 	}))
 }

local/compose/down.go

@@ -259,7 +259,7 @@ func (s *composeService) projectFromContainerLabels(containers Containers, proje
 	if options.ConfigPaths[0] == "-" {
 		for _, container := range containers {
 			fakeProject.Services = append(fakeProject.Services, types.ServiceConfig{
-				Name: container.Labels[serviceLabel],
+				Name: container.Labels[compose.ServiceLabel],
 			})
 		}
 		return fakeProject, nil
@@ -273,8 +273,8 @@ func (s *composeService) projectFromContainerLabels(containers Containers, proje
 }
 
 func loadProjectOptionsFromLabels(c moby.Container) (*cli.ProjectOptions, error) {
-	return cli.NewProjectOptions(strings.Split(c.Labels[configFilesLabel], ","),
+	return cli.NewProjectOptions(strings.Split(c.Labels[compose.ConfigFilesLabel], ","),
 		cli.WithOsEnv,
-		cli.WithWorkingDirectory(c.Labels[workingDirLabel]),
-		cli.WithName(c.Labels[projectLabel]))
+		cli.WithWorkingDirectory(c.Labels[compose.WorkingDirLabel]),
+		cli.WithName(c.Labels[compose.ProjectLabel]))
 }

local/compose/events.go

@@ -40,7 +40,7 @@ func (s *composeService) Events(ctx context.Context, project string, options com
 				continue
 			}
 
-			service := event.Actor.Attributes[serviceLabel]
+			service := event.Actor.Attributes[compose.ServiceLabel]
 			if len(options.Services) > 0 && !utils.StringContains(options.Services, service) {
 				continue
 			}

local/compose/exec.go

@@ -127,7 +127,7 @@ func (s *composeService) getExecTarget(ctx context.Context, project *types.Proje
 		Filters: filters.NewArgs(
 			projectFilter(project.Name),
 			serviceFilter(service.Name),
-			filters.Arg("label", fmt.Sprintf("%s=%d", containerNumberLabel, opts.Index)),
+			containerNumberFilter(opts.Index),
 		),
 	})
 	if err != nil {

local/compose/filters.go

@@ -19,36 +19,34 @@ package compose
 import (
 	"fmt"
 
-	"github.com/docker/docker/api/types/filters"
-
 	"github.com/docker/compose-cli/api/compose"
-)
-
-const (
-	containerNumberLabel = "com.docker.compose.container-number"
-	oneoffLabel          = "com.docker.compose.oneoff"
-	slugLabel            = "com.docker.compose.slug"
-	projectLabel         = compose.ProjectTag
-	volumeLabel          = compose.VolumeTag
-	workingDirLabel      = "com.docker.compose.project.working_dir"
-	configFilesLabel     = "com.docker.compose.project.config_files"
-	serviceLabel         = compose.ServiceTag
-	versionLabel         = "com.docker.compose.version"
-	configHashLabel      = "com.docker.compose.config-hash"
-	networkLabel         = compose.NetworkTag
-
-	// ComposeVersion Compose version
-	ComposeVersion = "1.0-alpha"
+	"github.com/docker/docker/api/types/filters"
 )
 
 func projectFilter(projectName string) filters.KeyValuePair {
-	return filters.Arg("label", fmt.Sprintf("%s=%s", projectLabel, projectName))
+	return filters.Arg("label", fmt.Sprintf("%s=%s", compose.ProjectLabel, projectName))
 }
 
 func serviceFilter(serviceName string) filters.KeyValuePair {
-	return filters.Arg("label", fmt.Sprintf("%s=%s", serviceLabel, serviceName))
+	return filters.Arg("label", fmt.Sprintf("%s=%s", compose.ServiceLabel, serviceName))
+}
+
+func slugFilter(slug string) filters.KeyValuePair {
+	return filters.Arg("label", fmt.Sprintf("%s=%s", compose.SlugLabel, slug))
+}
+
+func oneOffFilter(b bool) filters.KeyValuePair {
+	v := "False"
+	if b {
+		v = "True"
+	}
+	return filters.Arg("label", fmt.Sprintf("%s=%s", compose.OneoffLabel, v))
+}
+
+func containerNumberFilter(index int) filters.KeyValuePair {
+	return filters.Arg("label", fmt.Sprintf("%s=%d", compose.ContainerNumberLabel, index))
 }
 
 func hasProjectLabelFilter() filters.KeyValuePair {
-	return filters.Arg("label", projectLabel)
+	return filters.Arg("label", compose.ProjectLabel)
 }

local/compose/images.go

@@ -42,7 +42,7 @@ func (s *composeService) Images(ctx context.Context, projectName string, options
 	if len(options.Services) > 0 {
 		// filter service containers
 		for _, c := range allContainers {
-			if utils.StringContains(options.Services, c.Labels[compose.ServiceTag]) {
+			if utils.StringContains(options.Services, c.Labels[compose.ServiceLabel]) {
 				containers = append(containers, c)
 
 			}

local/compose/kill_test.go

@@ -86,7 +86,11 @@ func testContainer(service string, id string) apitypes.Container {
 func containerLabels(service string) map[string]string {
 	workingdir, _ := filepath.Abs("testdata")
 	composefile := filepath.Join(workingdir, "docker-compose.yml")
-	return map[string]string{serviceLabel: service, configFilesLabel: composefile, workingDirLabel: workingdir, projectLabel: testProject}
+	return map[string]string{
+		compose.ServiceLabel:     service,
+		compose.ConfigFilesLabel: composefile,
+		compose.WorkingDirLabel:  workingdir,
+		compose.ProjectLabel:     testProject}
 }
 
 func anyCancellableContext() gomock.Matcher {

local/compose/logs.go

@@ -37,7 +37,7 @@ func (s *composeService) Logs(ctx context.Context, projectName string, consumer
 	eg, ctx := errgroup.WithContext(ctx)
 	for _, c := range list {
 		c := c
-		service := c.Labels[serviceLabel]
+		service := c.Labels[compose.ServiceLabel]
 		container, err := s.apiClient.ContainerInspect(ctx, c.ID)
 		if err != nil {
 			return err

local/compose/ls.go

@@ -40,7 +40,7 @@ func (s *composeService) List(ctx context.Context, opts compose.ListOptions) ([]
 }
 
 func containersToStacks(containers []moby.Container) ([]compose.Stack, error) {
-	containersByLabel, keys, err := groupContainerByLabel(containers, projectLabel)
+	containersByLabel, keys, err := groupContainerByLabel(containers, compose.ProjectLabel)
 	if err != nil {
 		return nil, err
 	}

local/compose/ls_test.go

@@ -30,17 +30,17 @@ func TestContainersToStacks(t *testing.T) {
 		{
 			ID:     "service1",
 			State:  "running",
-			Labels: map[string]string{projectLabel: "project1"},
+			Labels: map[string]string{compose.ProjectLabel: "project1"},
 		},
 		{
 			ID:     "service2",
 			State:  "running",
-			Labels: map[string]string{projectLabel: "project1"},
+			Labels: map[string]string{compose.ProjectLabel: "project1"},
 		},
 		{
 			ID:     "service3",
 			State:  "running",
-			Labels: map[string]string{projectLabel: "project2"},
+			Labels: map[string]string{compose.ProjectLabel: "project2"},
 		},
 	}
 	stacks, err := containersToStacks(containers)

local/compose/port.go

@@ -31,7 +31,7 @@ func (s *composeService) Port(ctx context.Context, project string, service strin
 		Filters: filters.NewArgs(
 			projectFilter(project),
 			serviceFilter(service),
-			filters.Arg("label", fmt.Sprintf("%s=%d", containerNumberLabel, options.Index)),
+			containerNumberFilter(options.Index),
 		),
 	})
 	if err != nil {

local/compose/ps.go

@@ -81,8 +81,8 @@ func (s *composeService) Ps(ctx context.Context, projectName string, options com
 			summary[i] = compose.ContainerSummary{
 				ID:         container.ID,
 				Name:       getCanonicalContainerName(container),
-				Project:    container.Labels[projectLabel],
-				Service:    container.Labels[serviceLabel],
+				Project:    container.Labels[compose.ProjectLabel],
+				Service:    container.Labels[compose.ServiceLabel],
 				State:      container.State,
 				Health:     health,
 				ExitCode:   exitCode,

local/compose/run.go

@@ -50,8 +50,8 @@ func (s *composeService) RunOneOffContainer(ctx context.Context, project *types.
 	}
 	service.Scale = 1
 	service.StdinOpen = true
-	service.Labels = service.Labels.Add(slugLabel, slug)
-	service.Labels = service.Labels.Add(oneoffLabel, "True")
+	service.Labels = service.Labels.Add(compose.SlugLabel, slug)
+	service.Labels = service.Labels.Add(compose.OneoffLabel, "True")
 
 	if err := s.ensureImagesExists(ctx, project, observedState, false); err != nil { // all dependencies already checked, but might miss service img
 		return 0, err
@@ -74,9 +74,7 @@ func (s *composeService) RunOneOffContainer(ctx context.Context, project *types.
 	}
 
 	containers, err := s.apiClient.ContainerList(ctx, apitypes.ContainerListOptions{
-		Filters: filters.NewArgs(
-			filters.Arg("label", fmt.Sprintf("%s=%s", slugLabel, slug)),
-		),
+		Filters: filters.NewArgs(slugFilter(slug)),
 		All:     true,
 	})
 	if err != nil {

local/compose/start.go

@@ -95,7 +95,7 @@ func (s *composeService) watchContainers(project *types.Project, services []stri
 				listener(compose.ContainerEvent{
 					Type:       compose.ContainerEventExit,
 					Container:  name,
-					Service:    container.Labels[serviceLabel],
+					Service:    container.Labels[compose.ServiceLabel],
 					ExitCode:   inspected.State.ExitCode,
 					Restarting: willRestart,
 				})