{{/*
Copyright 2017 The Openstack-Helm Authors.

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.
*/}}

{{- if .Values.manifests.deployment }}
{{- $envAll := . }}

{{- $serviceAccountName := printf "%s-%s" .Release.Name "nfs-provisioner"}}
{{ tuple $envAll "nfs" $serviceAccountName | include "helm-toolkit.snippets.kubernetes_pod_rbac_serviceaccount" }}
---
kind: ClusterRole
apiVersion: rbac.authorization.k8s.io/v1
metadata:
  name: {{ $serviceAccountName }}
rules:
  - apiGroups:
      - ''
    resources:
      - persistentvolumes
    verbs:
      - get
      - list
      - watch
      - create
      - delete
  - apiGroups:
      - ''
    resources:
      - persistentvolumeclaims
    verbs:
      - get
      - list
      - watch
      - update
  - apiGroups:
      - storage.k8s.io
    resources:
      - storageclasses
    verbs:
      - get
      - list
      - watch
  - apiGroups:
      - ''
    resources:
      - events
    verbs:
      - list
      - watch
      - create
      - update
      - patch
  - apiGroups:
      - ''
    resources:
      - services
      - endpoints
    verbs:
      - get
  - apiGroups:
      - extensions
    resources:
      - podsecuritypolicies
    resourceNames:
      - nfs-provisioner
    verbs:
      - use
---
apiVersion: rbac.authorization.k8s.io/v1beta1
kind: ClusterRoleBinding
metadata:
  name: {{ $serviceAccountName }}
subjects:
  - kind: ServiceAccount
    name: {{ $serviceAccountName }}
    namespace: {{ .Release.Namespace }}
roleRef:
  kind: ClusterRole
  name: {{ $serviceAccountName }}
  apiGroup: rbac.authorization.k8s.io
---
kind: Deployment
apiVersion: apps/v1
metadata:
  name: nfs-provisioner
  labels:
{{ tuple $envAll "nfs" "provisioner" | include "helm-toolkit.snippets.kubernetes_metadata_labels" | indent 4 }}
spec:
  replicas: {{ .Values.pod.replicas.server }}
  strategy:
    type: Recreate
  selector:
    matchLabels:
{{ tuple $envAll "nfs" "provisioner" | include "helm-toolkit.snippets.kubernetes_metadata_labels" | indent 6 }}
  template:
    metadata:
      labels:
{{ tuple $envAll "nfs" "provisioner" | include "helm-toolkit.snippets.kubernetes_metadata_labels" | indent 8 }}
    spec:
      serviceAccountName: {{ $serviceAccountName }}
      affinity:
{{ tuple $envAll "nfs" "provisioner" | include "helm-toolkit.snippets.kubernetes_pod_anti_affinity" | indent 8 }}
      nodeSelector:
        {{ .Values.labels.nfs.node_selector_key }}: {{ .Values.labels.nfs.node_selector_value | quote }}
      initContainers:
{{ tuple $envAll "nfs" list | include "helm-toolkit.snippets.kubernetes_entrypoint_init_container" | indent 8 }}
      containers:
        - name: nfs-provisioner
{{ tuple $envAll "nfs_provisioner" | include "helm-toolkit.snippets.image" | indent 10 }}
{{ tuple $envAll $envAll.Values.pod.resources.server | include "helm-toolkit.snippets.kubernetes_resources" | indent 10 }}
          securityContext:
            capabilities:
              add:
                - DAC_READ_SEARCH
                - SYS_RESOURCE
          ports:
            - name: nfs
              containerPort: 2049
            - name: mountd
              containerPort: 20048
            - name: rpcbind
              containerPort: 111
            - name: rpcbind-udp
              containerPort: 111
              protocol: UDP
          env:
            - name: POD_IP
              valueFrom:
                fieldRef:
                  fieldPath: status.podIP
            - name: SERVICE_NAME
              value: {{ tuple "nfs" "internal" . | include "helm-toolkit.endpoints.hostname_short_endpoint_lookup" }}
            - name: POD_NAMESPACE
              valueFrom:
                fieldRef:
                  fieldPath: metadata.namespace
          args:
            {{ if empty .Values.storageclass.provisioner -}}
            - "-provisioner=nfs/{{ .Release.Name }}"
            {{- else -}}
            - "-provisioner={{ .Values.storageclass.provisioner }}"
            {{- end }}
            - "-grace-period=10"
          volumeMounts:
            - name: export-volume
              mountPath: /export
      volumes:
        - name: export-volume
          {{- if eq .Values.storage.type "persistentVolumeClaim" }}
          persistentVolumeClaim:
            {{ if empty .Values.storage.persistentVolumeClaim.name -}}
            claimName: {{ .Release.Name }}
            {{- else -}}
            claimName: {{ .Values.storage.persistentVolumeClaim.name }}
            {{- end }}
          {{- else if eq .Values.storage.type "hostPath" }}
          hostPath:
            path: {{ .Values.storage.hostPath.path }}
          {{- end }}
{{- end }}