review feedback: tune rbd provisioner rbac

Signed-off-by: Huamin Chen <hchen@redhat.com>

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

@@ -24,7 +24,7 @@ spec:
       labels:
         app: csi-rbdplugin-provisioner
     spec:
-      serviceAccount: csi-provisioner
+      serviceAccount: rbd-csi-provisioner
       containers:
         - name: csi-provisioner
           image: quay.io/k8scsi/csi-provisioner:canary
@@ -33,12 +33,63 @@ spec:
             - "--v=5"
           env:
             - name: ADDRESS
-              value: /var/lib/kubelet/plugins/csi-rbdplugin/csi.sock
+              value: /var/lib/kubelet/plugins/csi-rbdplugin/csi-provisioner.sock
           imagePullPolicy: "IfNotPresent"
           volumeMounts:
             - name: socket-dir
               mountPath: /var/lib/kubelet/plugins/csi-rbdplugin
+        - name: csi-rbdplugin
+          securityContext:
+            privileged: true
+            capabilities:
+              add: ["SYS_ADMIN"]
+          image: quay.io/cephcsi/rbdplugin:v1.0.0
+          args :
+            - "--nodeid=$(NODE_ID)"
+            - "--endpoint=$(CSI_ENDPOINT)"
+            - "--v=5"
+            - "--drivername=csi-rbdplugin"
+            - "--containerized=true"
+            - "--metadatastorage=k8s_configmap"
+          env:
+            - name: HOST_ROOTFS
+              value: "/rootfs" 
+            - name: NODE_ID
+              valueFrom:
+                fieldRef:
+                  fieldPath: spec.nodeName
+            - name: POD_NAMESPACE
+              valueFrom:
+                fieldRef:
+                  fieldPath: metadata.namespace
+            - name: CSI_ENDPOINT
+              value: unix://var/lib/kubelet/plugins/csi-rbdplugin/csi-provisioner.sock
+          imagePullPolicy: "IfNotPresent"
+          volumeMounts:
+            - name: socket-dir
+              mountPath: /var/lib/kubelet/plugins/csi-rbdplugin
+            - mountPath: /dev
+              name: host-dev
+            - mountPath: /rootfs
+              name: host-rootfs            
+            - mountPath: /sys
+              name: host-sys
+            - mountPath: /lib/modules
+              name: lib-modules
+              readOnly: true
       volumes:
+        - name: host-dev
+          hostPath:
+            path: /dev
+        - name: host-rootfs
+          hostPath:
+            path: /            
+        - name: host-sys
+          hostPath:
+            path: /sys
+        - name: lib-modules
+          hostPath:
+            path: /lib/modules              
         - name: socket-dir
           hostPath:
             path: /var/lib/kubelet/plugins/csi-rbdplugin