make all static system pods critical

cluster/saltbase/salt/etcd/etcd.manifest

@@ -29,7 +29,10 @@
 "kind": "Pod",
 "metadata": {
   "name":"etcd-server{{ suffix }}",
-  "namespace": "kube-system"
+  "namespace": "kube-system",
+  "annotations": {
+    "scheduler.alpha.kubernetes.io/critical-pod": ""
+  }
 },
 "spec":{
 "hostNetwork": true,

cluster/saltbase/salt/kube-addons/kube-addon-manager.yaml

@@ -3,6 +3,8 @@ kind: Pod
 metadata:
   name: kube-addon-manager
   namespace: kube-system
+  annotations:
+    scheduler.alpha.kubernetes.io/critical-pod: ''
   labels:
     component: kube-addon-manager
 spec:

cluster/saltbase/salt/kube-apiserver/kube-apiserver.manifest

@@ -212,6 +212,9 @@
 "metadata": {
   "name":"kube-apiserver",
   "namespace": "kube-system",
+  "annotations": {
+    "scheduler.alpha.kubernetes.io/critical-pod": ""
+  },
   "labels": {
     "tier": "control-plane",
     "component": "kube-apiserver"

cluster/saltbase/salt/kube-controller-manager/kube-controller-manager.manifest

@@ -94,6 +94,9 @@
 "metadata": {
   "name":"kube-controller-manager",
   "namespace": "kube-system",
+  "annotations": {
+    "scheduler.alpha.kubernetes.io/critical-pod": ""
+  },
   "labels": {
     "tier": "control-plane",
     "component": "kube-controller-manager"

cluster/saltbase/salt/kube-scheduler/kube-scheduler.manifest

@@ -29,6 +29,9 @@
 "metadata": {
   "name":"kube-scheduler",
   "namespace": "kube-system",
+  "annotations": {
+    "scheduler.alpha.kubernetes.io/critical-pod": ""
+  },
   "labels": {
     "tier": "control-plane",
     "component": "kube-scheduler"

cluster/saltbase/salt/l7-gcp/glbc.manifest

@@ -3,6 +3,8 @@ kind: Pod
 metadata:
   name: l7-lb-controller-v0.9.3
   namespace: kube-system
+  annotations:
+    scheduler.alpha.kubernetes.io/critical-pod: ''
   labels:
     k8s-app: glbc
     version: v0.9.3

cluster/saltbase/salt/rescheduler/rescheduler.manifest

@@ -3,6 +3,8 @@ kind: Pod
 metadata:
   name: rescheduler-v0.3.0
   namespace: kube-system
+  annotations:
+    scheduler.alpha.kubernetes.io/critical-pod: ''
   labels:
     k8s-app: rescheduler
     version: v0.3.0