use v1beta2 as the storage version of PingSource

config/core/resources/pingsource.yaml

@@ -184,7 +184,7 @@ spec:
   - <<: *version
     name: v1beta1
     served: true
-    storage: true
+    storage: false
     schema:
       openAPIV3Schema:
         type: object
@@ -323,7 +323,7 @@ spec:
   - <<: *version
     name: v1beta2
     served: true
-    storage: false
+    storage: true
     schema:
       openAPIV3Schema:
         type: object

config/post-install/v0.21.0/clusterrole.yaml

@@ -0,0 +1,46 @@
+# Copyright 2020 The Knative 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.
+
+apiVersion: rbac.authorization.k8s.io/v1
+kind: ClusterRole
+metadata:
+  name: v0-21-0-knative-eventing-post-install-job-role
+  labels:
+    eventing.knative.dev/release: devel
+rules:
+  # Storage version upgrader needs to be able to patch CRDs.
+  - apiGroups:
+      - "apiextensions.k8s.io"
+    resources:
+      - "customresourcedefinitions"
+      - "customresourcedefinitions/status"
+    verbs:
+      - "get"
+      - "list"
+      - "update"
+      - "patch"
+      - "watch"
+  # Our own resources we care about.
+  - apiGroups:
+      - "sources.knative.dev"
+    resources:
+      - "pingsources"
+    verbs:
+      - "get"
+      - "list"
+      - "create"
+      - "update"
+      - "delete"
+      - "patch"
+      - "watch"

config/post-install/v0.21.0/placeholder.go

@@ -0,0 +1,19 @@
+/*
+Copyright 2020 The Knative 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 postinstall is a placeholder that allows us to pull in config files
+// via go mod vendor.
+package postinstall

config/post-install/v0.21.0/serviceaccount.yaml

@@ -0,0 +1,38 @@
+# Copyright 2020 The Knative 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.
+
+apiVersion: v1
+kind: ServiceAccount
+metadata:
+  name: v0-21-0-knative-eventing-post-install-job
+  namespace: knative-eventing
+  labels:
+    eventing.knative.dev/release: devel
+
+---
+
+apiVersion: rbac.authorization.k8s.io/v1
+kind: ClusterRoleBinding
+metadata:
+  name: v0-21-0-knative-eventing-post-install-job-role-binding
+  labels:
+    eventing.knative.dev/release: devel
+subjects:
+  - kind: ServiceAccount
+    name: v0-21-0-knative-eventing-post-install-job
+    namespace: knative-eventing
+roleRef:
+  kind: ClusterRole
+  name: v0-21-0-knative-eventing-post-install-job-role
+  apiGroup: rbac.authorization.k8s.io

config/post-install/v0.21.0/storage-version-migration.yaml

@@ -0,0 +1,41 @@
+# Copyright 2020 The Knative 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
+#
+#     https://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.
+
+apiVersion: batch/v1
+kind: Job
+metadata:
+  name: v0-21-0-storage-version-migration
+  namespace: knative-eventing
+  labels:
+    app: v0-21-0-storage-version-migration
+    eventing.knative.dev/release: devel
+spec:
+  ttlSecondsAfterFinished: 600
+  backoffLimit: 10
+  template:
+    metadata:
+      labels:
+        app: v0-21-0-storage-version-migration
+      annotations:
+        sidecar.istio.io/inject: "false"
+    spec:
+      serviceAccountName: v0-21-0-knative-eventing-post-install-job
+      restartPolicy: OnFailure
+      containers:
+      - name: migrate
+        # This is the Go import path for the binary that is containerized
+        # and substituted here.
+        image: ko://knative.dev/eventing/vendor/knative.dev/pkg/apiextensions/storageversion/cmd/migrate
+        args:
+          - "pingsources.sources.knative.dev"