Merge pull request #15454 from feihujiang/describePodsShowCommandAndArgs

pkg/kubectl/describe.go

@@ -725,6 +725,19 @@ func describeContainers(pod *api.Pod, out io.Writer) {
 		fmt.Fprintf(out, "    Image:\t%s\n", container.Image)
 		fmt.Fprintf(out, "    Image ID:\t%s\n", status.ImageID)
 
+		if len(container.Command) > 0 {
+			fmt.Fprintf(out, "    Command:\n")
+			for _, c := range container.Command {
+				fmt.Fprintf(out, "      %s\n", c)
+			}
+		}
+		if len(container.Args) > 0 {
+			fmt.Fprintf(out, "    Args:\n")
+			for _, arg := range container.Args {
+				fmt.Fprintf(out, "      %s\n", arg)
+			}
+		}
+
 		resourceToQoS := qosutil.GetQoS(&container)
 		if len(resourceToQoS) > 0 {
 			fmt.Fprintf(out, "    QoS Tier:\n")

pkg/kubectl/describe_test.go

@@ -206,7 +206,7 @@ func TestDescribeContainers(t *testing.T) {
 			},
 			expectedElements: []string{"test", "State", "Waiting", "Ready", "True", "Restart Count", "7", "Image", "image"},
 		},
-		//env
+		// Env
 		{
 			container: api.Container{Name: "test", Image: "image", Env: []api.EnvVar{{Name: "envname", Value: "xyz"}}},
 			status: api.ContainerStatus{
@@ -216,6 +216,26 @@ func TestDescribeContainers(t *testing.T) {
 			},
 			expectedElements: []string{"test", "State", "Waiting", "Ready", "True", "Restart Count", "7", "Image", "image", "envname", "xyz"},
 		},
+		// Command
+		{
+			container: api.Container{Name: "test", Image: "image", Command: []string{"sleep", "1000"}},
+			status: api.ContainerStatus{
+				Name:         "test",
+				Ready:        true,
+				RestartCount: 7,
+			},
+			expectedElements: []string{"test", "State", "Waiting", "Ready", "True", "Restart Count", "7", "Image", "image", "sleep", "1000"},
+		},
+		// Args
+		{
+			container: api.Container{Name: "test", Image: "image", Args: []string{"time", "1000"}},
+			status: api.ContainerStatus{
+				Name:         "test",
+				Ready:        true,
+				RestartCount: 7,
+			},
+			expectedElements: []string{"test", "State", "Waiting", "Ready", "True", "Restart Count", "7", "Image", "image", "time", "1000"},
+		},
 		// Using limits.
 		{
 			container: api.Container{