cherry-pick #552 (#591)

* docs(README): update the version in chart README

Signed-off-by: Abhinandan Purkait <purkaitabhinandan@gmail.com>

* feat(helm): remove anti-affinity from the zfs controller

Signed-off-by: Abhinandan Purkait <purkaitabhinandan@gmail.com>

* using custom template function

Signed-off-by: w3aman <aman.gupta@mayadata.io>

* chore: prepare charts for release 2.6.0

Signed-off-by: Abhinandan Purkait <purkaitabhinandan@gmail.com>

* fix(path): handle trailing slash (/) in kubelet directory

Signed-off-by: w3aman <aman.gupta@mayadata.io>

* using custom template function

Signed-off-by: w3aman <aman.gupta@mayadata.io>

---------

Signed-off-by: Abhinandan Purkait <purkaitabhinandan@gmail.com>
Signed-off-by: w3aman <aman.gupta@mayadata.io>
Co-authored-by: w3aman <aman.gupta@mayadata.io>

Author: Abhinandan-Purkait

deploy/helm/charts/README.md

@@ -69,7 +69,7 @@ The following table lists the configurable parameters of the OpenEBS ZFS Localpv
 | `zfsPlugin.image.registry`| Registry for openebs-zfs-plugin image| `""`|
 | `zfsPlugin.image.repository`| Image repository for openebs-zfs-plugin| `openebs/zfs-driver`|
 | `zfsPlugin.image.pullPolicy`| Image pull policy for openebs-zfs-plugin| `IfNotPresent`|
-| `zfsPlugin.image.tag`| Image tag for openebs-zfs-plugin| `2.6.1-prerelease`|
+| `zfsPlugin.image.tag`| Image tag for openebs-zfs-plugin| `2.6.2`|
 | `zfsNode.allowedTopologyKeys`| Custom topology keys required for provisioning| `"kubernetes.io/hostname,"`|
 | `zfsNode.driverRegistrar.image.registry`| Registry for csi-node-driver-registrar image| `registry.k8s.io/`|
 | `zfsNode.driverRegistrar.image.repository`| Image repository for csi-node-driver-registrar| `sig-storage/csi-node-driver-registrar`|

deploy/helm/charts/charts/crds/templates/_helpers.tpl

@@ -16,4 +16,4 @@ helm.sh/resource-policy: keep
 {{- with .annotations }}
   {{- toYaml . }}
 {{- end }}
-{{- end -}}
+{{- end -}}

deploy/helm/charts/templates/_helpers.tpl

@@ -151,4 +151,11 @@ Enable zfsController containers leader election if replicas > 1
 - "--leader-election"
 {{- end }}
 {{- end }}
-{{- end }}
+{{- end }}
+
+{{/*
+Ensure that the path to kubelet ends with a slash
+*/}}
+{{- define "zfslocalpv.zfsNode.kubeletDir" -}}
+{{- printf "%s/" (.Values.zfsNode.kubeletDir | trimSuffix "/") -}}
+{{- end }}

deploy/helm/charts/templates/zfs-controller.yaml

@@ -24,16 +24,6 @@ spec:
         {{ toYaml . | nindent 8 }}
         {{- end}}
     spec:
-      affinity:
-        podAntiAffinity:
-          requiredDuringSchedulingIgnoredDuringExecution:
-          - labelSelector:
-              matchExpressions:
-              - key: app
-                operator: In
-                values:
-                - openebs-zfs-controller
-            topologyKey: "kubernetes.io/hostname"
 {{- if .Values.zfsController.priorityClass.create }}
       priorityClassName: {{ template "zfslocalpv.zfsController.priorityClassName" . }}
 {{- end }}

deploy/helm/charts/templates/zfs-node.yaml

@@ -55,7 +55,7 @@ spec:
             - name: ADDRESS
               value: /plugin/csi.sock
             - name: DRIVER_REG_SOCK_PATH
-              value: {{ .Values.zfsNode.kubeletDir }}plugins/zfs-localpv/csi.sock
+              value: {{ printf "%s%s" (include "zfslocalpv.zfsNode.kubeletDir" .) "plugins/zfs-localpv/csi.sock" | quote }}
             - name: KUBE_NODE_NAME
               valueFrom:
                 fieldRef:
@@ -107,7 +107,7 @@ spec:
               mountPropagation: "HostToContainer"
               readOnly: true
             - name: pods-mount-dir
-              mountPath: {{ .Values.zfsNode.kubeletDir }}
+              mountPath: {{ include "zfslocalpv.zfsNode.kubeletDir" . | quote }}
               # needed so that any mounts setup inside this container are
               # propagated back to the host machine.
               mountPropagation: "Bidirectional"
@@ -130,15 +130,15 @@ spec:
             type: Directory
         - name: registration-dir
           hostPath:
-            path: {{ .Values.zfsNode.kubeletDir }}plugins_registry/
+            path: {{ printf "%s%s" (include "zfslocalpv.zfsNode.kubeletDir" .) "plugins_registry/" | quote }}
             type: DirectoryOrCreate
         - name: plugin-dir
           hostPath:
-            path: {{ .Values.zfsNode.kubeletDir }}plugins/zfs-localpv/
+            path: {{ printf "%s%s" (include "zfslocalpv.zfsNode.kubeletDir" .) "plugins/zfs-localpv/" | quote }}
             type: DirectoryOrCreate
         - name: pods-mount-dir
           hostPath:
-            path: {{ .Values.zfsNode.kubeletDir }}
+            path: {{ include "zfslocalpv.zfsNode.kubeletDir" . | quote }}
             type: Directory
 {{- if .Values.zfsNode.additionalVolumes }}
 {{- range $name, $config := .Values.zfsNode.additionalVolumes }}