fix: runOnControlPlane chart config

Makefile

@@ -44,7 +44,7 @@ BUILD_DATE := $(shell date -u +"%Y-%m-%dT%H:%M:%SZ")
 endif
 LDFLAGS = -X ${PKG}/pkg/smb.driverVersion=${IMAGE_VERSION} -X ${PKG}/pkg/smb.gitCommit=${GIT_COMMIT} -X ${PKG}/pkg/smb.buildDate=${BUILD_DATE}
 EXT_LDFLAGS = -s -w -extldflags "-static"
-E2E_HELM_OPTIONS ?= --set image.smb.repository=$(REGISTRY)/$(IMAGENAME) --set image.smb.tag=$(IMAGE_VERSION)
+E2E_HELM_OPTIONS ?= --set image.smb.repository=$(REGISTRY)/$(IMAGENAME) --set image.smb.tag=$(IMAGE_VERSION) --set controller.runOnControlPlane=true
 E2E_HELM_OPTIONS += ${EXTRA_HELM_OPTIONS}
 # Generate all combination of all OS, ARCH, and OSVERSIONS for iteration
 ALL_OS = linux windows

charts/README.md

@@ -8,8 +8,7 @@
 
 - run smb-controller on control plane node: `--set controller.runOnControlPlane=true`
 - Microk8s based kubernetes recommended settings:
-    - `--set linux.kubelet="/var/snap/microk8s/common/var/lib/kubelet"` - sets correct path to microk8s kubelet even
-      though a user has a folder link to it.
+    - `--set linux.kubelet="/var/snap/microk8s/common/var/lib/kubelet"` - sets correct path to microk8s kubelet even though a user has a folder link to it.
 
 ### install a specific version
 

charts/latest/csi-driver-smb/templates/csi-smb-controller.yaml

@@ -24,10 +24,20 @@ spec:
 {{ toYaml .Values.podAnnotations | indent 8 }}
 {{- end }}
     spec:
-{{- with .Values.controller.affinity }}
+    {{- if contains (tpl "{{ .Values.controller.affinity }}" .) "nodeSelectorTerms" }}
+      {{- with .Values.controller.affinity }}
       affinity:
-{{ toYaml . | indent 8 }}
-{{- end }}
+      {{ toYaml . | indent 8 }}
+      {{- end }}
+    {{- else if .Values.controller.runOnControlPlane}}
+      affinity:
+        nodeAffinity:
+          requiredDuringSchedulingIgnoredDuringExecution:
+            nodeSelectorTerms:
+              - matchExpressions:
+                - key: node-role.kubernetes.io/control-plane
+                  operator: Exists
+    {{- end }}
       hostNetwork: true
       dnsPolicy: {{ .Values.controller.dnsPolicy }}
       serviceAccountName: {{ .Values.serviceAccount.controller }}
@@ -39,9 +49,6 @@ spec:
         {{- if .Values.controller.runOnMaster}}
         node-role.kubernetes.io/master: ""
         {{- end}}
-        {{- if .Values.controller.runOnControlPlane}}
-        node-role.kubernetes.io/control-plane: ""
-        {{- end}}
       priorityClassName: {{ .Values.priorityClassName | quote }}
       {{- if .Values.securityContext }}
       securityContext: {{- toYaml .Values.securityContext | nindent 8 }}

charts/v1.16.0/csi-driver-smb/templates/csi-smb-controller.yaml

@@ -24,10 +24,20 @@ spec:
 {{ toYaml .Values.podAnnotations | indent 8 }}
 {{- end }}
     spec:
-{{- with .Values.controller.affinity }}
+    {{- if contains (tpl "{{ .Values.controller.affinity }}" .) "nodeSelectorTerms" }}
+      {{- with .Values.controller.affinity }}
       affinity:
-{{ toYaml . | indent 8 }}
-{{- end }}
+      {{ toYaml . | indent 8 }}
+      {{- end }}
+    {{- else if .Values.controller.runOnControlPlane}}
+      affinity:
+        nodeAffinity:
+          requiredDuringSchedulingIgnoredDuringExecution:
+            nodeSelectorTerms:
+              - matchExpressions:
+                - key: node-role.kubernetes.io/control-plane
+                  operator: Exists
+    {{- end }}
       hostNetwork: true
       dnsPolicy: {{ .Values.controller.dnsPolicy }}
       serviceAccountName: {{ .Values.serviceAccount.controller }}
@@ -39,9 +49,6 @@ spec:
         {{- if .Values.controller.runOnMaster}}
         node-role.kubernetes.io/master: ""
         {{- end}}
-        {{- if .Values.controller.runOnControlPlane}}
-        node-role.kubernetes.io/control-plane: ""
-        {{- end}}
       priorityClassName: {{ .Values.priorityClassName | quote }}
       {{- if .Values.securityContext }}
       securityContext: {{- toYaml .Values.securityContext | nindent 8 }}

deploy/example/e2e_usage.md

@@ -29,6 +29,7 @@ parameters:
   csi.storage.k8s.io/node-stage-secret-namespace: default
 reclaimPolicy: Delete  # available values: Delete, Retain
 volumeBindingMode: Immediate
+allowVolumeExpansion: true
 mountOptions:
   - dir_mode=0777
   - file_mode=0777
@@ -59,6 +60,7 @@ parameters:
   csi.storage.k8s.io/node-stage-secret-name: smbcreds
   csi.storage.k8s.io/node-stage-secret-namespace: default
 volumeBindingMode: Immediate
+allowVolumeExpansion: true
 mountOptions:
   - dir_mode=0777
   - file_mode=0777

deploy/example/storageclass-smb-krb5.yaml

@@ -14,6 +14,7 @@ parameters:
   csi.storage.k8s.io/node-stage-secret-name: smbcreds-krb5
   csi.storage.k8s.io/node-stage-secret-namespace: default
 volumeBindingMode: Immediate
+allowVolumeExpansion: true
 mountOptions:
   - sec=krb5
   - cruid=1000

deploy/example/storageclass-smb.yaml

@@ -14,6 +14,7 @@ parameters:
   csi.storage.k8s.io/node-stage-secret-name: smbcreds
   csi.storage.k8s.io/node-stage-secret-namespace: default
 volumeBindingMode: Immediate
+allowVolumeExpansion: true
 mountOptions:
   - dir_mode=0777
   - file_mode=0777

deploy/example/windows/README.md

@@ -39,6 +39,7 @@ kind: StorageClass
 metadata:
   name: smb
 provisioner: smb.csi.k8s.io
+allowVolumeExpansion: true
 parameters:
   source: //smb-server.default.svc.cluster.local/share
 ...
@@ -81,6 +82,7 @@ kind: StorageClass
 metadata:
   name: smb
 provisioner: smb.csi.k8s.io
+allowVolumeExpansion: true
 parameters:
   source: //10.111.254.254/share
 ...