{{/*
Copyright 2017 The Openstack-Helm Authors.
Copyright (c) 2018 AT&T Intellectual Property. 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.
*/}}

{{- if .Values.manifests.rack_deployment }}
{{- $envAll := . }}
{{- $serviceAccountName := "maas-rack" }}
{{- $mounts_maas_rack := .Values.pod.mounts.maas_rack }}
{{- $mounts_maas_rack_init := .Values.pod.mounts.maas_rack.init_container }}

{{ tuple $envAll "rack_controller" $serviceAccountName | include "helm-toolkit.snippets.kubernetes_pod_rbac_serviceaccount" }}
---
apiVersion: apps/v1beta1
kind: StatefulSet
metadata:
  name: maas-rack
  annotations:
    {{ tuple $envAll | include "helm-toolkit.snippets.release_uuid" }}
spec:
  serviceName: maas-rack
  replicas: {{ .Values.pod.replicas.rack }}
  podManagementPolicy: 'Parallel'
  updateStrategy:
    type: 'RollingUpdate'
  template:
    metadata:
      labels:
{{ tuple $envAll "maas" "rack" | include "helm-toolkit.snippets.kubernetes_metadata_labels" | indent 8 }}
      annotations:
        configmap-bin-hash: {{ tuple "configmap-bin.yaml" . | include "helm-toolkit.utils.hash" }}
        configmap-etc-hash: {{ tuple "configmap-etc.yaml" . | include "helm-toolkit.utils.hash" }}
{{ dict "envAll" $envAll "podName" "maas-rack" "containerNames" (list "maas-rack") | include "helm-toolkit.snippets.kubernetes_mandatory_access_control_annotation" | indent 8 }}
    spec:
      serviceAccountName: {{ $serviceAccountName }}
      affinity:
{{- tuple $envAll "maas" "rack" | include "helm-toolkit.snippets.kubernetes_pod_anti_affinity" | indent 8 }}
      nodeSelector:
        {{ .Values.labels.rack.node_selector_key }}: {{ .Values.labels.rack.node_selector_value }}
      hostNetwork: true
      dnsPolicy: ClusterFirstWithHostNet
      initContainers:
{{ tuple $envAll "rack_controller" $mounts_maas_rack_init | include "helm-toolkit.snippets.kubernetes_entrypoint_init_container" | indent 8 }}
      containers:
        - name: maas-rack
          image: {{ .Values.images.tags.maas_rack }}
          imagePullPolicy: {{ .Values.images.pull_policy }}
          tty: true
          env:
            - name: MAAS_ENDPOINT
              value: {{ tuple "maas_region" "public" "region_api" . | include "helm-toolkit.endpoints.keystone_endpoint_uri_lookup" | quote }}
            - name: MAAS_REGION_SECRET
              valueFrom:
                secretKeyRef:
                  name: {{ .Values.secrets.maas_region.name }}
                  key: REGION_SECRET
            - name: MAAS_API_KEY
              valueFrom:
                secretKeyRef:
                  name: {{ .Values.conf.maas.credentials.secret.name }}
                  key: 'token'
{{ tuple $envAll $envAll.Values.pod.resources.maas_rack | include "helm-toolkit.snippets.kubernetes_resources" | indent 10 }}
          command:
            - /tmp/start.sh
          securityContext:
            privileged: true
          readinessProbe:
            initialDelaySeconds: 60
            periodSeconds: 300
            timeoutSeconds: 60
            exec:
              command:
                - /bin/bash
                - -c
                - journalctl -u register-rack-controller -n 5 | grep -q 'Successfully registered with MaaS Region Controller'
          volumeMounts:
            - mountPath: /sys/fs/cgroup
              name: host-sys-fs-cgroup
              readOnly: true
            - mountPath: /run
              name: pod-run
            - mountPath: /run/lock
              name: pod-run-lock
            - mountPath: /tmp
              name: pod-tmp
            - mountPath: /host_cloud-init
              name: host-cloud-init
              readOnly: true
{{- if .Values.conf.maas.ntp.disable_ntpd_rack }}
            - name: maas-bin
              mountPath: /usr/sbin/ntpd
              subPath: ntpd.sh
              readOnly: true
{{- end }}
            - name: maas-bin
              mountPath: /tmp/start.sh
              subPath: start.sh
              readOnly: true
            - name: maas-bin
              mountPath: /usr/local/bin/register-rack-controller.sh
              subPath: register-rack-controller.sh
              readOnly: true
            - name: rackd-state
              mountPath: /etc/maas
              subPath: etc
              readOnly: false
            - name: rackd-state
              mountPath: /var/lib/maas
              subPath: home
              readOnly: false
            - name: maas-etc
              mountPath: /etc/nsswitch.conf
              subPath: nsswitch.conf
              readOnly: true
{{- if .Values.manifests.secret_ssh_key }}
            - name: priv-key
              subPath: PRIVATE_KEY
              mountPath: /var/lib/maas/id_rsa
{{- end }}
{{ if $mounts_maas_rack.volumeMounts }}{{ toYaml $mounts_maas_rack.volumeMounts | indent 12 }}{{ end }}
      volumes:
        - name: host-sys-fs-cgroup
          hostPath:
            path: /sys/fs/cgroup
        - name: host-cloud-init
          hostPath:
            path: /run/cloud-init
        - name: pod-run
          emptyDir: {}
        - name: pod-run-lock
          emptyDir: {}
        - name: pod-tmp
          emptyDir: {}
{{- if .Values.manifests.secret_ssh_key }}
        - name: priv-key
          secret:
            secretName: {{ .Release.Name}}-{{ .Values.secrets.ssh_key }}
            defaultMode: 0400
{{- end }}
        - name: maas-bin
          configMap:
            name: maas-bin
            defaultMode: 0555
        - name: maas-etc
          configMap:
            name: maas-etc
            defaultMode: 0444
{{ if $mounts_maas_rack.volumes }}{{ toYaml $mounts_maas_rack.volumes | indent 8 }}{{ end }}
  volumeClaimTemplates:
    - metadata:
        name: rackd-state
        annotations:
          {{ .Values.storage.rackd.pvc.class_path }}: {{ .Values.storage.rackd.pvc.class_name }}
      spec:
        accessModes: [ "ReadWriteOnce" ]
        resources:
          requests:
            storage: {{ .Values.storage.rackd.pvc.size }}
{{- end }}