update rbd helm chats to deploy attacher as sidecar container in provisioner pod

Signed-off-by: Madhu Rajanna <madhupr007@gmail.com>

deploy/rbd/helm/templates/_helpers.tpl

@@ -24,24 +24,6 @@ If release name contains chart name it will be used as a full name.
 {{- end -}}
 {{- end -}}
 
-{{/*
-Create a default fully qualified app name.
-We truncate at 63 chars because some Kubernetes name fields are limited to this (by the DNS naming spec).
-If release name contains chart name it will be used as a full name.
-*/}}
-{{- define "ceph-csi-rbd.attacher.fullname" -}}
-{{- if .Values.attacher.fullnameOverride -}}
-{{- .Values.attacher.fullnameOverride | trunc 63 | trimSuffix "-" -}}
-{{- else -}}
-{{- $name := default .Chart.Name .Values.nameOverride -}}
-{{- if contains $name .Release.Name -}}
-{{- printf "%s-%s" .Release.Name .Values.attacher.name | trunc 63 | trimSuffix "-" -}}
-{{- else -}}
-{{- printf "%s-%s-%s" .Release.Name $name .Values.attacher.name | trunc 63 | trimSuffix "-" -}}
-{{- end -}}
-{{- end -}}
-{{- end -}}
-
 {{/*
 Create a default fully qualified app name.
 We truncate at 63 chars because some Kubernetes name fields are limited to this (by the DNS naming spec).
@@ -85,17 +67,6 @@ Create chart name and version as used by the chart label.
 {{- printf "%s-%s" .Chart.Name .Chart.Version | replace "+" "_" | trunc 63 | trimSuffix "-" -}}
 {{- end -}}
 
-{{/*
-Create the name of the service account to use
-*/}}
-{{- define "ceph-csi-rbd.serviceAccountName.attacher" -}}
-{{- if .Values.serviceAccounts.attacher.create -}}
-    {{ default (include "ceph-csi-rbd.attacher.fullname" .) .Values.serviceAccounts.attacher.name }}
-{{- else -}}
-    {{ default "default" .Values.serviceAccounts.attacher.name }}
-{{- end -}}
-{{- end -}}
-
 {{/*
 Create the name of the service account to use
 */}}

deploy/rbd/helm/templates/attacher-clusterrole.yaml

@@ -1,28 +0,0 @@
-{{- if .Values.rbac.create -}}
-kind: ClusterRole
-apiVersion: rbac.authorization.k8s.io/v1
-metadata:
-  name: {{ include "ceph-csi-rbd.attacher.fullname" . }}
-  labels:
-    app: {{ include "ceph-csi-rbd.name" . }}
-    chart: {{ include "ceph-csi-rbd.chart" . }}
-    component: {{ .Values.attacher.name }}
-    release: {{ .Release.Name }}
-    heritage: {{ .Release.Service }}
-rules:
-  - apiGroups: [""]
-    resources: ["events"]
-    verbs: ["get", "list", "watch", "update"]
-  - apiGroups: [""]
-    resources: ["persistentvolumes"]
-    verbs: ["get", "list", "watch", "update"]
-  - apiGroups: [""]
-    resources: ["nodes"]
-    verbs: ["get", "list", "watch"]
-  - apiGroups: ["storage.k8s.io"]
-    resources: ["volumeattachments"]
-    verbs: ["get", "list", "watch", "update"]
-  - apiGroups: ["csi.storage.k8s.io"]
-    resources: ["csinodeinfos"]
-    verbs: ["get", "list", "watch"]
-{{- end -}}

deploy/rbd/helm/templates/attacher-clusterrolebinding.yaml

@@ -1,20 +0,0 @@
-{{- if .Values.rbac.create -}}
-kind: ClusterRoleBinding
-apiVersion: rbac.authorization.k8s.io/v1
-metadata:
-  name: {{ include "ceph-csi-rbd.attacher.fullname" . }}
-  labels:
-    app: {{ include "ceph-csi-rbd.name" . }}
-    chart: {{ include "ceph-csi-rbd.chart" . }}
-    component: {{ .Values.attacher.name }}
-    release: {{ .Release.Name }}
-    heritage: {{ .Release.Service }}
-subjects:
-  - kind: ServiceAccount
-    name: {{ include "ceph-csi-rbd.serviceAccountName.attacher" . }}
-    namespace: {{ .Release.Namespace }}
-roleRef:
-  kind: ClusterRole
-  name: {{ include "ceph-csi-rbd.attacher.fullname" . }}
-  apiGroup: rbac.authorization.k8s.io
-{{- end -}}

deploy/rbd/helm/templates/attacher-service.yaml

@@ -1,18 +0,0 @@
-kind: Service
-apiVersion: v1
-metadata:
-  name: {{ include "ceph-csi-rbd.attacher.fullname" . }}
-  labels:
-    app: {{ include "ceph-csi-rbd.name" . }}
-    chart: {{ include "ceph-csi-rbd.chart" . }}
-    component: {{ .Values.attacher.name }}
-    release: {{ .Release.Name }}
-    heritage: {{ .Release.Service }}
-spec:
-  selector:
-    app: {{ include "ceph-csi-rbd.name" . }}
-    component: {{ .Values.attacher.name }}
-    release: {{ .Release.Name }}
-  ports:
-    - name: dummy
-      port: 12345

deploy/rbd/helm/templates/attacher-serviceaccount.yaml

@@ -1,12 +0,0 @@
-{{- if .Values.serviceAccounts.attacher.create -}}
-apiVersion: v1
-kind: ServiceAccount
-metadata:
-  name: {{ include "ceph-csi-rbd.serviceAccountName.attacher" . }}
-  labels:
-    app: {{ include "ceph-csi-rbd.name" . }}
-    chart: {{ include "ceph-csi-rbd.chart" . }}
-    component: {{ .Values.attacher.name }}
-    release: {{ .Release.Name }}
-    heritage: {{ .Release.Service }}
-{{- end -}}

deploy/rbd/helm/templates/attacher-statefulset.yaml

@@ -1,60 +0,0 @@
-kind: StatefulSet
-apiVersion: apps/v1beta1
-metadata:
-  name: {{ include "ceph-csi-rbd.attacher.fullname" . }}
-  labels:
-    app: {{ include "ceph-csi-rbd.name" . }}
-    chart: {{ include "ceph-csi-rbd.chart" . }}
-    component: {{ .Values.attacher.name }}
-    release: {{ .Release.Name }}
-    heritage: {{ .Release.Service }}
-spec:
-  serviceName: {{ include "ceph-csi-rbd.attacher.fullname" . }}
-  replicas: {{ .Values.attacher.replicas }}
-  selector:
-    matchLabels:
-      app: {{ include "ceph-csi-rbd.name" . }}
-      component: {{ .Values.attacher.name }}
-      release: {{ .Release.Name }}
-  template:
-    metadata:
-      labels:
-        app: {{ include "ceph-csi-rbd.name" . }}
-        chart: {{ include "ceph-csi-rbd.chart" . }}
-        component: {{ .Values.attacher.name }}
-        release: {{ .Release.Name }}
-        heritage: {{ .Release.Service }}
-    spec:
-      serviceAccountName: {{ include "ceph-csi-rbd.serviceAccountName.attacher" . }}
-      containers:
-        - name: csi-rbdplugin-attacher
-          image: "{{ .Values.attacher.image.repository }}:{{ .Values.attacher.image.tag }}"
-          args:
-            - "--v=5"
-            - "--csi-address=$(ADDRESS)"
-          env:
-            - name: ADDRESS
-              value: "{{ .Values.socketDir }}/{{ .Values.socketFile }}"
-          imagePullPolicy: {{ .Values.attacher.image.pullPolicy }}
-          volumeMounts:
-            - name: socket-dir
-              mountPath: {{ .Values.socketDir }}
-          resources:
-{{ toYaml .Values.attacher.resources | indent 12 }}
-      volumes:
-        - name: socket-dir
-          hostPath:
-            path: {{ .Values.socketDir }}
-            type: DirectoryOrCreate
-    {{- if .Values.attacher.affinity -}}
-      affinity:
-{{ toYaml .Values.attacher.affinity . | indent 8 }}
-    {{- end -}}
-    {{- if .Values.attacher.nodeSelector -}}
-      nodeSelector:
-{{ toYaml .Values.attacher.nodeSelector | indent 8 }}
-    {{- end -}}
-    {{- if .Values.attacher.tolerations -}}
-      tolerations:
-{{ toYaml .Values.attacher.tolerations | indent 8 }}
-    {{- end -}}

deploy/rbd/helm/templates/provisioner-clusterrole.yaml

@@ -34,9 +34,9 @@ rules:
   - apiGroups: ["snapshot.storage.k8s.io"]
     resources: ["volumesnapshots"]
     verbs: ["get", "list", "watch", "update"]
-  - apiGroups: [""]
-    resources: ["configmaps"]
-    verbs: ["get", "list", "create", "delete"]
+  - apiGroups: ["storage.k8s.io"]
+    resources: ["volumeattachments"]
+    verbs: ["get", "list", "watch", "update"]
   - apiGroups: ["snapshot.storage.k8s.io"]
     resources: ["volumesnapshotcontents"]
     verbs: ["create", "get", "list", "watch", "update", "delete"]
@@ -49,4 +49,7 @@ rules:
   - apiGroups: ["csi.storage.k8s.io"]
     resources: ["csinodeinfos"]
     verbs: ["get", "list", "watch"]
+  - apiGroups: [""]
+    resources: ["nodes"]
+    verbs: ["get", "list", "watch"]
 {{- end -}}

deploy/rbd/helm/templates/provisioner-statefulset.yaml

@@ -58,6 +58,18 @@ spec:
               mountPath: {{ .Values.socketDir }}
           resources:
 {{ toYaml .Values.snapshotter.resources | indent 12 }}
+        - name: csi-attacher
+          image: "{{ .Values.attacher.image.repository }}:{{ .Values.attacher.image.tag }}"
+          args:
+            - "--v=5"
+            - "--csi-address=$(ADDRESS)"
+          env:
+            - name: ADDRESS
+              value: "{{ .Values.socketDir }}/{{ .Values.socketFile }}"
+          imagePullPolicy: {{ .Values.attacher.image.pullPolicy }}
+          volumeMounts:
+            - name: socket-dir
+              mountPath: {{ .Values.socketDir }}
         - name: csi-rbdplugin
           securityContext:
             privileged: true
@@ -97,7 +109,7 @@ spec:
 #FIXME this seems way too much. Why is it needed at all for this?
         - name: host-rootfs
           hostPath:
-            path: /            
+            path: /
     {{- if .Values.provisioner.affinity -}}
       affinity:
 {{ toYaml .Values.provisioner.affinity . | indent 8 }}

deploy/rbd/kubernetes/csi-rbdplugin-provisioner.yaml

@@ -54,7 +54,7 @@ spec:
           volumeMounts:
             - name: socket-dir
               mountPath: /csi
-        - name: csi-rbdplugin-attacher
+        - name: csi-attacher
           image: quay.io/k8scsi/csi-attacher:v1.0.1
           args:
             - "--v=5"