Modify PlayKubeReport to preserve pod->container mapping

Signed-off-by: Aditya Kamath <theunrealgeek@gmail.com>

cmd/podman/play/kube.go

@@ -92,8 +92,10 @@ func kube(cmd *cobra.Command, args []string) error {
 		return err
 	}
 
-	for _, l := range report.Logs {
-		fmt.Fprintf(os.Stderr, l)
+	for _, pod := range report.Pods {
+		for _, l := range pod.Logs {
+			fmt.Fprintf(os.Stderr, l)
+		}
 	}
 
 	switch len(report.Pods) {
@@ -105,19 +107,19 @@ func kube(cmd *cobra.Command, args []string) error {
 		fmt.Printf("Pods:\n")
 	}
 	for _, pod := range report.Pods {
-		fmt.Println(pod)
-	}
+		fmt.Println(pod.ID)
 
-	switch len(report.Containers) {
-	case 0:
-		return nil
-	case 1:
-		fmt.Printf("Container:\n")
-	default:
-		fmt.Printf("Containers:\n")
-	}
-	for _, ctr := range report.Containers {
-		fmt.Println(ctr)
+		switch len(pod.Containers) {
+		case 0:
+			return nil
+		case 1:
+			fmt.Printf("Container:\n")
+		default:
+			fmt.Printf("Containers:\n")
+		}
+		for _, ctr := range pod.Containers {
+			fmt.Println(ctr)
+		}
 	}
 
 	return nil

pkg/domain/entities/play.go

@@ -26,12 +26,17 @@ type PlayKubeOptions struct {
 	SeccompProfileRoot string
 }
 
-// PlayKubeReport contains the results of running play kube.
-type PlayKubeReport struct {
-	// Pods - the IDs of the created pods.
-	Pods []string
+// PlayKubePods represents a single pod and associated containers created by play kube
+type PlayKubePod struct {
+	ID string
 	// Containers - the IDs of the containers running in the created pod.
 	Containers []string
 	// Logs - non-fatal erros and log messages while processing.
 	Logs []string
 }
+
+// PlayKubeReport contains the results of running play kube.
+type PlayKubeReport struct {
+	// Pods - pods created by play kube.
+	Pods []PlayKubePod
+}

pkg/domain/infra/abi/play.go

@@ -103,8 +103,6 @@ func (ic *ContainerEngine) playKubeDeployment(ctx context.Context, deploymentYAM
 			return nil, errors.Wrapf(err, "Error encountered while bringing up pod %s", podName)
 		}
 		report.Pods = append(report.Pods, podReport.Pods...)
-		report.Containers = append(report.Containers, podReport.Containers...)
-		report.Logs = append(report.Logs, podReport.Logs...)
 	}
 	return &report, nil
 }
@@ -116,6 +114,7 @@ func (ic *ContainerEngine) playKubePod(ctx context.Context, podName string, podY
 		podOptions    []libpod.PodCreateOption
 		registryCreds *types.DockerAuthConfig
 		writer        io.Writer
+		playKubePod   entities.PlayKubePod
 		report        entities.PlayKubeReport
 	)
 
@@ -125,7 +124,7 @@ func (ic *ContainerEngine) playKubePod(ctx context.Context, podName string, podY
 	}
 	for _, n := range podYAML.Spec.Containers {
 		if n.Name == podName {
-			report.Logs = append(report.Logs,
+			playKubePod.Logs = append(playKubePod.Logs,
 				fmt.Sprintf("a container exists with the same name (%q) as the pod in your YAML file; changing pod name to %s_pod\n", podName, podName))
 			podName = fmt.Sprintf("%s_pod", podName)
 		}
@@ -314,11 +313,13 @@ func (ic *ContainerEngine) playKubePod(ctx context.Context, podName string, podY
 		}
 	}
 
-	report.Pods = append(report.Pods, pod.ID())
+	playKubePod.ID = pod.ID()
 	for _, ctr := range containers {
-		report.Containers = append(report.Containers, ctr.ID())
+		playKubePod.Containers = append(playKubePod.Containers, ctr.ID())
 	}
 
+	report.Pods = append(report.Pods, playKubePod)
+
 	return &report, nil
 }
 
@@ -425,9 +426,12 @@ func kubeContainerToCreateConfig(ctx context.Context, containerYAML v1.Container
 	containerConfig.ImageID = newImage.ID()
 	containerConfig.Name = containerYAML.Name
 
-	if podName != "" {
-		containerConfig.Name = fmt.Sprintf("%s-%s", podName, containerYAML.Name)
+	// podName should be non-empty for Deployment objects to be able to create
+	// multiple pods having containers with unique names
+	if podName == "" {
+		return nil, errors.Errorf("kubeContainerToCreateConfig got empty podName")
 	}
+	containerConfig.Name = fmt.Sprintf("%s-%s", podName, containerYAML.Name)
 
 	containerConfig.Tty = containerYAML.TTY