Reflect tektoncd/pipeline release version as an annotation on pod

As a followup to tektoncd#1650 ,
the `tekton.dev/release` annotation is set on the pod to reflect
the value of version.PipelineVersion

Signed-off-by: Vibhav Bobade <vibhav.bobde@gmail.com>

Author: waveywaves

config/controller.yaml

@@ -28,6 +28,8 @@ spec:
     metadata:
       annotations:
         cluster-autoscaler.kubernetes.io/safe-to-evict: "false"
+        # tekton.dev/release value replaced with inputs.params.versionTag in pipeline/tekton/publish.yaml
+        tekton.dev/release: "devel"
       labels:
         app: tekton-pipelines-controller
         app.kubernetes.io/name: tekton-pipelines

pkg/pod/pod.go

@@ -23,6 +23,7 @@ import (
 	"github.com/tektoncd/pipeline/pkg/apis/pipeline"
 	"github.com/tektoncd/pipeline/pkg/apis/pipeline/v1alpha1"
 	"github.com/tektoncd/pipeline/pkg/names"
+	"github.com/tektoncd/pipeline/pkg/version"
 	corev1 "k8s.io/api/core/v1"
 	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
 	"k8s.io/apimachinery/pkg/runtime/schema"
@@ -42,6 +43,9 @@ const (
 
 // These are effectively const, but Go doesn't have such an annotation.
 var (
+	ReleaseAnnotation      = "tekton.dev/release"
+	ReleaseAnnotationValue = version.PipelineVersion
+
 	groupVersionKind = schema.GroupVersionKind{
 		Group:   v1alpha1.SchemeGroupVersion.Group,
 		Version: v1alpha1.SchemeGroupVersion.Version,
@@ -179,6 +183,9 @@ func MakePod(images pipeline.Images, taskRun *v1alpha1.TaskRun, taskSpec v1alpha
 		mergedPodContainers = append(mergedPodContainers, sc)
 	}
 
+	podAnnotations := taskRun.Annotations
+	podAnnotations[ReleaseAnnotation] = ReleaseAnnotationValue
+
 	return &corev1.Pod{
 		ObjectMeta: metav1.ObjectMeta{
 			// We execute the build's pod in the same namespace as where the build was
@@ -193,7 +200,7 @@ func MakePod(images pipeline.Images, taskRun *v1alpha1.TaskRun, taskSpec v1alpha
 			OwnerReferences: []metav1.OwnerReference{
 				*metav1.NewControllerRef(taskRun, groupVersionKind),
 			},
-			Annotations: taskRun.Annotations,
+			Annotations: podAnnotations,
 			Labels:      makeLabels(taskRun),
 		},
 		Spec: corev1.PodSpec{

pkg/pod/pod_test.go

@@ -569,6 +569,9 @@ script-heredoc-randomly-generated-78c5n
 			tr := &v1alpha1.TaskRun{
 				ObjectMeta: metav1.ObjectMeta{
 					Name: "taskrun-name",
+					Annotations: map[string]string{
+						ReleaseAnnotation: ReleaseAnnotationValue,
+					},
 				},
 				Spec: c.trs,
 			}

pkg/reconciler/taskrun/taskrun_test.go

@@ -268,6 +268,7 @@ func TestReconcile_ExplicitDefaultSA(t *testing.T) {
 		name:    "success",
 		taskRun: taskRunSuccess,
 		wantPod: tb.Pod("test-taskrun-run-success-pod-abcde", "foo",
+			tb.PodAnnotation(podconvert.ReleaseAnnotation, podconvert.ReleaseAnnotationValue),
 			tb.PodLabel(taskNameLabelKey, "test-task"),
 			tb.PodLabel(taskRunNameLabelKey, "test-taskrun-run-success"),
 			tb.PodLabel(podconvert.ManagedByLabelKey, podconvert.ManagedByLabelValue),
@@ -302,6 +303,7 @@ func TestReconcile_ExplicitDefaultSA(t *testing.T) {
 		name:    "serviceaccount",
 		taskRun: taskRunWithSaSuccess,
 		wantPod: tb.Pod("test-taskrun-with-sa-run-success-pod-abcde", "foo",
+			tb.PodAnnotation(podconvert.ReleaseAnnotation, podconvert.ReleaseAnnotationValue),
 			tb.PodLabel(taskNameLabelKey, "test-with-sa"),
 			tb.PodLabel(taskRunNameLabelKey, "test-taskrun-with-sa-run-success"),
 			tb.PodLabel(podconvert.ManagedByLabelKey, podconvert.ManagedByLabelValue),
@@ -519,6 +521,7 @@ func TestReconcile(t *testing.T) {
 		name:    "success",
 		taskRun: taskRunSuccess,
 		wantPod: tb.Pod("test-taskrun-run-success-pod-abcde", "foo",
+			tb.PodAnnotation(podconvert.ReleaseAnnotation, podconvert.ReleaseAnnotationValue),
 			tb.PodLabel(taskNameLabelKey, "test-task"),
 			tb.PodLabel(taskRunNameLabelKey, "test-taskrun-run-success"),
 			tb.PodLabel(podconvert.ManagedByLabelKey, podconvert.ManagedByLabelValue),
@@ -552,6 +555,7 @@ func TestReconcile(t *testing.T) {
 		name:    "serviceaccount",
 		taskRun: taskRunWithSaSuccess,
 		wantPod: tb.Pod("test-taskrun-with-sa-run-success-pod-abcde", "foo",
+			tb.PodAnnotation(podconvert.ReleaseAnnotation, podconvert.ReleaseAnnotationValue),
 			tb.PodLabel(taskNameLabelKey, "test-with-sa"),
 			tb.PodLabel(taskRunNameLabelKey, "test-taskrun-with-sa-run-success"),
 			tb.PodLabel(podconvert.ManagedByLabelKey, podconvert.ManagedByLabelValue),
@@ -586,6 +590,7 @@ func TestReconcile(t *testing.T) {
 		name:    "params",
 		taskRun: taskRunSubstitution,
 		wantPod: tb.Pod("test-taskrun-substitution-pod-abcde", "foo",
+			tb.PodAnnotation(podconvert.ReleaseAnnotation, podconvert.ReleaseAnnotationValue),
 			tb.PodLabel(taskNameLabelKey, "test-task-with-substitution"),
 			tb.PodLabel(taskRunNameLabelKey, "test-taskrun-substitution"),
 			tb.PodLabel(podconvert.ManagedByLabelKey, podconvert.ManagedByLabelValue),
@@ -657,6 +662,7 @@ func TestReconcile(t *testing.T) {
 		name:    "taskrun-with-taskspec",
 		taskRun: taskRunWithTaskSpec,
 		wantPod: tb.Pod("test-taskrun-with-taskspec-pod-abcde", "foo",
+			tb.PodAnnotation(podconvert.ReleaseAnnotation, podconvert.ReleaseAnnotationValue),
 			tb.PodLabel(taskRunNameLabelKey, "test-taskrun-with-taskspec"),
 			tb.PodLabel(podconvert.ManagedByLabelKey, podconvert.ManagedByLabelValue),
 			tb.PodOwnerReference("TaskRun", "test-taskrun-with-taskspec",
@@ -706,6 +712,7 @@ func TestReconcile(t *testing.T) {
 		name:    "success-with-cluster-task",
 		taskRun: taskRunWithClusterTask,
 		wantPod: tb.Pod("test-taskrun-with-cluster-task-pod-abcde", "foo",
+			tb.PodAnnotation(podconvert.ReleaseAnnotation, podconvert.ReleaseAnnotationValue),
 			tb.PodLabel(taskNameLabelKey, "test-cluster-task"),
 			tb.PodLabel(taskRunNameLabelKey, "test-taskrun-with-cluster-task"),
 			tb.PodLabel(podconvert.ManagedByLabelKey, podconvert.ManagedByLabelValue),
@@ -739,6 +746,7 @@ func TestReconcile(t *testing.T) {
 		name:    "taskrun-with-resource-spec-task-spec",
 		taskRun: taskRunWithResourceSpecAndTaskSpec,
 		wantPod: tb.Pod("test-taskrun-with-resource-spec-pod-abcde", "foo",
+			tb.PodAnnotation(podconvert.ReleaseAnnotation, podconvert.ReleaseAnnotationValue),
 			tb.PodLabel(taskRunNameLabelKey, "test-taskrun-with-resource-spec"),
 			tb.PodLabel(podconvert.ManagedByLabelKey, podconvert.ManagedByLabelValue),
 			tb.PodOwnerReference("TaskRun", "test-taskrun-with-resource-spec",
@@ -786,6 +794,7 @@ func TestReconcile(t *testing.T) {
 		name:    "taskrun-with-pod",
 		taskRun: taskRunWithPod,
 		wantPod: tb.Pod("test-taskrun-with-pod-pod-abcde", "foo",
+			tb.PodAnnotation(podconvert.ReleaseAnnotation, podconvert.ReleaseAnnotationValue),
 			tb.PodLabel(taskNameLabelKey, "test-task"),
 			tb.PodLabel(taskRunNameLabelKey, "test-taskrun-with-pod"),
 			tb.PodLabel(podconvert.ManagedByLabelKey, podconvert.ManagedByLabelValue),

pkg/version/version.go

@@ -15,6 +15,6 @@
 package version
 
 // NOTE: use go build -ldflags "-X github.com/tektoncd/pipeline/pkg/cmd/version.PipelineVersion=$(git describe)"
-const devVersion = "dev"
+const devVersion = "devel"
 
 var PipelineVersion = devVersion

tekton/publish.yaml

@@ -139,6 +139,9 @@ spec:
         ln -s ${TMPDIR}/source.tar.gz ${d}/kodata/
       done
 
+      # Rewrite "devel" to inputs.params.versionTag
+      sed -i 's/devel/$(inputs.params.versionTag)/g' /workspace/go/src/github.com/tektoncd/pipeline/config/controller.yaml
+
       # Publish images and create release.yaml
       ko resolve --preserve-import-paths -t $(inputs.params.versionTag) -f /workspace/go/src/github.com/tektoncd/pipeline/config/ > /workspace/output/bucket/latest/release.yaml
     volumeMounts: