#
#
# Copyright © 2020-2023 Dell Inc. or its subsidiaries. All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#      http://www.apache.org/licenses/LICENSE-2.0
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
#

apiVersion: v1
kind: ServiceAccount
metadata:
  name: {{ .Release.Name }}-node
  namespace: {{ .Release.Namespace }}

---

kind: ClusterRole
apiVersion: rbac.authorization.k8s.io/v1
metadata:
  name: {{ .Release.Name }}-node
rules:
  - apiGroups: [""]
    resources: ["persistentvolumes"]
    verbs: ["create", "delete", "get", "list", "watch", "update"]
  - apiGroups: [""]
    resources: ["persistentvolumesclaims"]
    verbs: ["get", "list", "watch", "update"]
  - apiGroups: [""]
    resources: ["events"]
    verbs: ["get", "list", "watch", "create", "update", "patch"]
  - apiGroups: [""]
    resources: ["nodes"]
    verbs: ["get", "list", "watch", "update", "patch"]
  - apiGroups: ["storage.k8s.io"]
    resources: ["volumeattachments"]
    verbs: ["get", "list", "watch", "update"]
  - apiGroups: ["storage.k8s.io"]
    resources: ["storageclasses"]
    verbs: ["get", "list", "watch"]
  - apiGroups: ["storage.k8s.io"]
    resources: ["volumeattachments"]
    verbs: ["get", "list", "watch", "update"]
  - apiGroups: ["security.openshift.io"]
    resourceNames: ["privileged"]
    resources: ["securitycontextconstraints"]
    verbs: ["use"]
  {{- if hasKey .Values "podmon" }}
  {{- if eq .Values.podmon.enabled true }}
  - apiGroups: [""]
    resources: ["pods"]
    verbs: ["get", "list", "watch", "update", "delete"]
  - apiGroups: ["coordination.k8s.io"]
    resources: ["leases"]
    verbs: ["get", "watch", "list", "delete", "update", "create"]
  {{ end }}
  {{ end }}

---

kind: ClusterRoleBinding
apiVersion: rbac.authorization.k8s.io/v1
metadata:
  name: {{ .Release.Name }}-node
subjects:
  - kind: ServiceAccount
    name: {{ .Release.Name }}-node
    namespace: {{ .Release.Namespace }}
roleRef:
  kind: ClusterRole
  name: {{ .Release.Name }}-node
  apiGroup: rbac.authorization.k8s.io

---

kind: DaemonSet
apiVersion: apps/v1
metadata:
  name: {{ .Release.Name }}-node
  namespace: {{ .Release.Namespace }}
spec:
  selector:
    matchLabels:
      app: {{ .Release.Name }}-node
  template:
    metadata:
      labels:
        app: {{ .Release.Name }}-node
      {{- if .Values.podmon.enabled }}
        driver.dellemc.com: dell-storage
      {{- end }}
    spec:
      {{ if .Values.node.nodeSelector }}
      nodeSelector:
      {{- toYaml .Values.node.nodeSelector | nindent 8 }}
      {{ end }}
      {{ if .Values.node.tolerations }}
      tolerations:
      {{- toYaml .Values.node.tolerations | nindent 6 }}
      {{ end }}
      serviceAccountName: {{ .Release.Name }}-node
      dnsPolicy: ClusterFirstWithHostNet
      hostNetwork: true
      hostIPC: true
      containers:
      {{- if hasKey .Values "podmon" }}
      {{- if eq .Values.podmon.enabled true }}
        - name: podmon
          securityContext:
            privileged: true
            capabilities:
              add: ["SYS_ADMIN"]
            allowPrivilegeEscalation: true
          image: {{ required "Must provide the podmon container image." .Values.podmon.image }}
          imagePullPolicy: {{ .Values.imagePullPolicy }}
          args:
            {{- toYaml .Values.podmon.node.args | nindent 12 }}
          env:
            - name: KUBE_NODE_NAME
              valueFrom:
                fieldRef:
                  apiVersion: v1
                  fieldPath: spec.nodeName
            - name: X_CSI_PRIVATE_MOUNT_DIR
              value: {{ .Values.kubeletConfigDir }}
            - name: MY_NODE_NAME
              valueFrom:
                fieldRef:
                  fieldPath: spec.nodeName
            - name: MY_POD_NAME
              valueFrom:
                fieldRef:
                  fieldPath: metadata.name
            - name: MY_POD_NAMESPACE
              valueFrom:
                fieldRef:
                  fieldPath: metadata.namespace
          volumeMounts:
            - name: kubelet-pods
              mountPath: {{ .Values.kubeletConfigDir }}/pods
              mountPropagation: "Bidirectional"
            - name: driver-path
              mountPath: {{ .Values.kubeletConfigDir }}/plugins/{{ .Values.driverName }}
              mountPropagation: "Bidirectional"
            - name: csi-path
              mountPath: {{ .Values.kubeletConfigDir }}/plugins/kubernetes.io/csi
              mountPropagation: "Bidirectional"
            - name: dev
              mountPath: /dev
            - name: usr-bin
              mountPath: /usr-bin
            - name: var-run
              mountPath: /var/run
            - name: powerstore-config-params
              mountPath: /powerstore-config-params
      {{- end }}
      {{- end }}
        {{- if hasKey .Values "dev" }}
        {{ if .Values.dev.enableTracing }}{{- include "pstore.tracing" . | nindent 8 }}{{ end }}
        {{- end}}
        - name: driver
          securityContext:
            privileged: true
            capabilities:
              add: ["SYS_ADMIN"]
            allowPrivilegeEscalation: true
          image: {{ required "Must provide the Powerstore driver image repository." .Values.images.driverRepository }}/{{ .Chart.Name }}:{{ .Values.version }}
          imagePullPolicy: {{ .Values.imagePullPolicy }}
          command: [ "/csi-powerstore" ]
          env:
            {{- if hasKey .Values "dev" }}
            - name: ENABLE_TRACING
              value: {{ .Values.dev.enableTracing | quote}}
            {{ if .Values.dev.enableTracing }}{{- include "pstore.tracingenvvars" . | nindent 12 }}{{ end }}
            {{- end}}
            - name: CSI_ENDPOINT
              value: unix://{{ .Values.kubeletConfigDir }}/plugins/{{ .Values.driverName }}/csi_sock
            - name: X_CSI_MODE
              value: node
            - name: X_CSI_POWERSTORE_KUBE_NODE_NAME
              valueFrom:
                fieldRef:
                  apiVersion: v1
                  fieldPath: spec.nodeName
            - name: X_CSI_POWERSTORE_NODE_NAME_PREFIX
              value: {{ .Values.node.nodeNamePrefix }}
            - name: X_CSI_POWERSTORE_NODE_ID_PATH
              value: /node-id
            - name: X_CSI_POWERSTORE_NODE_CHROOT_PATH
              value: /noderoot
            - name: X_CSI_POWERSTORE_TMP_DIR
              value: {{ .Values.kubeletConfigDir }}/plugins/{{ .Values.driverName }}/tmp
            - name: X_CSI_DRIVER_NAME
              value: {{ .Values.driverName }}
            - name: X_CSI_FC_PORTS_FILTER_FILE_PATH
              value: {{ .Values.nodeFCPortsFilterFile }}
            - name: X_CSI_DRIVER_NAME
              value: {{ .Values.driverName }}
            {{- if eq .Values.connection.enableCHAP  true }}
            - name: X_CSI_POWERSTORE_ENABLE_CHAP
              value: "true"
            {{- else }}
            - name: X_CSI_POWERSTORE_ENABLE_CHAP
              value: "false"
            {{- end }}
            - name: X_CSI_POWERSTORE_CONFIG_PATH
              value: /powerstore-config/config
            - name: X_CSI_POWERSTORE_CONFIG_PARAMS_PATH
              value: /powerstore-config-params/driver-config-params.yaml
            - name: GOPOWERSTORE_DEBUG
              value: "true"
            {{- if hasKey .Values.node "healthMonitor" }}
            {{- if eq .Values.node.healthMonitor.enabled true}}
            - name: X_CSI_HEALTH_MONITOR_ENABLED
              value: "{{ .Values.controller.healthMonitor.enabled }}"
            {{- end }}
            {{- end }}
            {{- if hasKey .Values "podmon" }}
            - name: X_CSI_PODMON_ENABLED
              value: "{{ .Values.podmon.enabled }}"
            {{- if eq .Values.podmon.enabled true }}
              {{- range $key, $value := .Values.podmon.node.args }}
                {{- if contains "--arrayConnectivityPollRate" $value }}
            - name: X_CSI_PODMON_ARRAY_CONNECTIVITY_POLL_RATE
              value: "{{ (split "=" $value)._1 }}"
                {{- end }}
              {{- end }}
            {{- end }}
            {{- end }}
            - name: X_CSI_PODMON_API_PORT
              value: "{{ .Values.podmonAPIPort }}"
          volumeMounts:
            - name: driver-path
              mountPath: {{ .Values.kubeletConfigDir }}/plugins/{{ .Values.driverName }}
            - name: csi-path
              mountPath: {{ .Values.kubeletConfigDir }}/plugins/kubernetes.io/csi
              mountPropagation: "Bidirectional"
            - name: pods-path
              mountPath: {{ .Values.kubeletConfigDir }}/pods
              mountPropagation: "Bidirectional"
            - name: dev
              mountPath: /dev
            - name: sys
              mountPath: /sys
            - name: run
              mountPath: /run
            - name: node-id
              mountPath: /node-id
            - name: etciscsi
              mountPath: /etc/iscsi
            - name: mpath
              mountPath: /etc/multipath.conf
            - name: noderoot
              mountPath: /noderoot
            - name: powerstore-config
              mountPath: /powerstore-config
            - name: powerstore-config-params
              mountPath: /powerstore-config-params
        - name: registrar
          image: {{ required "Must provide the CSI node registrar container image." ( include "csi-powerstore.registrarImage" . ) }}
          imagePullPolicy: {{ .Values.imagePullPolicy }}
          args:
            - "--v=5"
            - "--csi-address=$(ADDRESS)"
            - --kubelet-registration-path={{ .Values.kubeletConfigDir }}/plugins/{{ .Values.driverName }}/csi_sock
          env:
            - name: ADDRESS
              value: /csi/csi_sock
            - name: KUBE_NODE_NAME
              valueFrom:
                fieldRef:
                  apiVersion: v1
                  fieldPath: spec.nodeName
          volumeMounts:
            - name: registration-dir
              mountPath: /registration
            - name: driver-path
              mountPath: /csi
      volumes:
        - name: registration-dir
          hostPath:
            path: {{ .Values.kubeletConfigDir }}/plugins_registry/
            type: DirectoryOrCreate
        - name: driver-path
          hostPath:
            path: {{ .Values.kubeletConfigDir }}/plugins/{{ .Values.driverName }}
            type: DirectoryOrCreate
        - name: csi-path
          hostPath:
            path: {{ .Values.kubeletConfigDir }}/plugins/kubernetes.io/csi
        - name: pods-path
          hostPath:
            path: {{ .Values.kubeletConfigDir }}/pods
            type: Directory
        - name: dev
          hostPath:
            path: /dev
            type: Directory
        - name: node-id
          hostPath:
            path: {{ required "Must provide the path to file with node identifier." .Values.node.nodeIDPath }}
            type: File
        - name: etciscsi
          hostPath:
            path: /etc/iscsi
            type: DirectoryOrCreate
        - name: mpath
          hostPath:
            path: /etc/multipath.conf
            type: FileOrCreate
        - name: noderoot
          hostPath:
            path: /
            type: Directory
        - name: sys
          hostPath:
            path: /sys
            type: Directory
        - name: run
          hostPath:
            path: /run
            type: Directory
        - name: powerstore-config-params
          configMap:
            name: {{ .Release.Name }}-config-params
        - name: powerstore-config
          secret:
            secretName: {{ .Release.Name }}-config
        {{- if hasKey .Values "podmon" }}
        {{- if eq .Values.podmon.enabled true }}
        - name: usr-bin
          hostPath:
            path: /usr/bin
            type: Directory
        - name: kubelet-pods
          hostPath:
            path: /var/lib/kubelet/pods
            type: Directory
        - name: var-run
          hostPath:
            path: /var/run
            type: Directory
        {{ end }}
        {{ end }}