Added forcecephkernelclient as startup parameter

Support #664 in the helm chart.

Signed-off-by: Jonas Rutishauser <jonas.rutishauser@alumni.ethz.ch>
(cherry picked from commit 9d7b50dccb)

charts/ceph-csi-cephfs/templates/nodeplugin-daemonset.yaml

@@ -80,6 +80,9 @@ spec:
             - "--metricsport={{ .Values.nodeplugin.grpcMetrics.containerPort }}"
             - "--metricspath=/metrics"
             - "--enablegrpcmetrics=true"
+{{- end }}
+{{- if .Values.nodeplugin.forcecephkernelclient }}
+            - "--forcecephkernelclient={{ .Values.nodeplugin.forcecephkernelclient }}"
 {{- end }}
             - "--endpoint=$(CSI_ENDPOINT)"
             - "--v=5"

charts/ceph-csi-cephfs/values.yaml

@@ -114,6 +114,10 @@ nodeplugin:
 
   affinity: {}
 
+  # Set to true to enable Ceph Kernel clients
+  # on kernel < 4.17 which support quotas
+  # forcecephkernelclient: true
+
   # If true, create & use Pod Security Policy resources
   # https://kubernetes.io/docs/concepts/policy/pod-security-policy/
   podSecurityPolicy: