feat: Switch API version for deployments to work on K8s 1.16+ (#90)

* Switch API version for deployments to work on K8s 1.16+

* Add selector to all deployments

Author: dvdmuckle

prow/templates/crier-deployment.yaml

@@ -1,11 +1,14 @@
-apiVersion: extensions/v1beta1
+apiVersion: apps/v1
 kind: Deployment
 metadata:
   name: crier
   labels:
     app: crier
 spec:
   replicas: {{ .Values.crier.replicas }}
+  selector:
+    matchLabels:
+      app: crier
   template:
     metadata:
       labels:

prow/templates/deck-deployment.yaml

@@ -1,5 +1,5 @@
 ---
-apiVersion: extensions/v1beta1
+apiVersion: apps/v1
 kind: Deployment
 metadata:
   name: deck
@@ -12,6 +12,9 @@ spec:
     rollingUpdate:
       maxSurge: 1
       maxUnavailable: 1
+  selector:
+    matchLabels:
+      app: deck
   template:
     metadata:
       labels:

prow/templates/ghproxy-deployment.yaml

@@ -1,11 +1,14 @@
-apiVersion: extensions/v1beta1
+apiVersion: apps/v1
 kind: Deployment
 metadata:
   name: ghproxy
   labels:
     app: ghproxy
 spec:
   replicas: {{ .Values.ghproxy.replicas }}
+  selector:
+    matchLabels:
+      app: ghproxy
   template:
     metadata:
       labels:

prow/templates/hook-deployment.yaml

@@ -1,5 +1,5 @@
 ---
-apiVersion: extensions/v1beta1
+apiVersion: apps/v1
 kind: Deployment
 metadata:
   name: hook
@@ -12,6 +12,9 @@ spec:
     rollingUpdate:
       maxSurge: 1
       maxUnavailable: 1
+  selector:
+    matchLabels:
+      app: hook
   template:
     metadata:
       labels:

prow/templates/horologium-deployment.yaml

@@ -1,4 +1,4 @@
-apiVersion: extensions/v1beta1
+apiVersion: apps/v1
 kind: Deployment
 metadata:
   name: horologium
@@ -8,6 +8,9 @@ spec:
   replicas: 1 # Do not scale up.
   strategy:
     type: Recreate
+  selector:
+    matchLabels:
+      app: horologium
   template:
     metadata:
       labels:

prow/templates/needsrebase-deployment.yaml

@@ -1,11 +1,14 @@
-apiVersion: extensions/v1beta1
+apiVersion: apps/v1
 kind: Deployment
 metadata:
   name: needs-rebase
   labels:
     app: needs-rebase
 spec:
   replicas: {{ .Values.needsrebase.replicas }}
+  selector:
+    matchLabels:
+      app: needs-rebase
   template:
     metadata:
       labels:

prow/templates/plank-deployment.yaml

@@ -1,5 +1,5 @@
 ---
-apiVersion: extensions/v1beta1
+apiVersion: apps/v1
 kind: Deployment
 metadata:
   name: plank
@@ -9,6 +9,9 @@ spec:
   replicas: 1 # Do not scale up.
   strategy:
     type: Recreate
+  selector:
+    matchLabels:
+      app: plank
   template:
     metadata:
       labels:

prow/templates/pushgateway-deployment.yaml

@@ -1,11 +1,14 @@
-apiVersion: extensions/v1beta1
+apiVersion: apps/v1
 kind: Deployment
 metadata:
   name: pushgateway
   labels:
     app: pushgateway
 spec:
   replicas: {{ .Values.pushgateway.replicas }}
+  selector:
+    matchLabels:
+      app: pushgateway
   template:
     metadata:
       labels:

prow/templates/pushgateway-proxy-deployment.yaml

@@ -1,11 +1,14 @@
-apiVersion: extensions/v1beta1
+apiVersion: apps/v1
 kind: Deployment
 metadata:
   name: pushgateway-proxy
   labels:
     app: pushgateway-proxy
 spec:
   replicas: {{ .Values.pushgateway.proxy.replicas }}
+  selector:
+    matchLabels:
+      app: pushgateway-proxy
   template:
     metadata:
       labels:

prow/templates/sinker-deployment.yaml

@@ -1,12 +1,15 @@
 ---
-apiVersion: extensions/v1beta1
+apiVersion: apps/v1
 kind: Deployment
 metadata:
   name: sinker
   labels:
     app: sinker
 spec:
   replicas: {{ .Values.sinker.replicas }}
+  selector:
+    matchLabels:
+      app: sinker
   template:
     metadata:
       labels: