{{/*
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: rbac.authorization.k8s.io/v1beta1
kind: ClusterRole
metadata:
  name: {{ $serviceAccountName }}
rules:
  - apiGroups:
      - ""
    resources:
      - configmaps
      - endpoints
      - nodes
      - pods
      - secrets
    verbs:
      - list
      - watch
  - apiGroups:
      - ""
    resources:
      - nodes
    verbs:
      - get
  - apiGroups:
      - ""
    resources:
      - services
    verbs:
      - get
      - list
      - watch
  - apiGroups:
      - "extensions"
    resources:
      - ingresses
    verbs:
      - get
      - list
      - watch
  - apiGroups:
      - ""
    resources:
        - events
    verbs:
        - create
        - patch
  - apiGroups:
      - "extensions"
    resources:
      - ingresses/status
    verbs:
      - update
---
apiVersion: rbac.authorization.k8s.io/v1beta1
kind: ClusterRoleBinding
metadata:
  name: {{ $serviceAccountName }}
roleRef:
  apiGroup: rbac.authorization.k8s.io
  kind: ClusterRole
  name: {{ $serviceAccountName }}
subjects:
  - kind: ServiceAccount
    name: {{ $serviceAccountName }}
    namespace: {{ $envAll.Release.Namespace }}
---
apiVersion: rbac.authorization.k8s.io/v1beta1
kind: Role
metadata:
  name: {{ $serviceAccountName }}
  namespace: {{ $envAll.Release.Namespace }}
rules:
  - apiGroups:
      - ""
    resources:
      - configmaps
      - pods
      - secrets
      - namespaces
    verbs:
      - get
  - apiGroups:
      - ""
    resources:
      - configmaps
    resourceNames:
      - {{ printf "%s-maas-ingress" .Release.Name | quote }}
    verbs:
      - get
      - update
  - apiGroups:
      - ""
    resources:
      - configmaps
    verbs:
      - create
  - apiGroups:
      - ""
    resources:
      - endpoints
    verbs:
      - get
      - create
      - update
---
apiVersion: rbac.authorization.k8s.io/v1beta1
kind: RoleBinding
metadata:
  name: {{ $serviceAccountName }}
  namespace: {{ $envAll.Release.Namespace }}
roleRef:
  apiGroup: rbac.authorization.k8s.io
  kind: Role
  name: {{ $serviceAccountName }}
subjects:
  - kind: ServiceAccount
    name: {{ $serviceAccountName }}
    namespace: {{ $envAll.Release.Namespace }}
---
---
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 }}
  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" }}
    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 }}
        - name: maas-ingress-vip-init
          image: {{ .Values.images.tags.ingress }}
          imagePullPolicy: {{ .Values.images.pull_policy }}
{{ tuple $envAll $envAll.Values.pod.resources.maas_ingress_vip | include "helm-toolkit.snippets.kubernetes_resources" | indent 10 }}
          securityContext:
            capabilities:
              add:
                - 'NET_ADMIN'
                - 'SYS_MODULE'
            runAsUser: 0
          command:
            - /tmp/maas-vip-configure.sh
            - start
          env:
{{ include "helm-toolkit.utils.to_k8s_env_vars" .Values.network.maas_ingress | indent 12 }}
          volumeMounts:
            - mountPath: /tmp/maas-vip-configure.sh
              name: maas-bin
              subPath: maas-vip-configure
              readOnly: true
            - mountPath: /mnt/host-rootfs
              name: host-rootfs
              readOnly: true
      containers:
        - name: maas-ingress-vip
          image: {{ .Values.images.tags.ingress }}
          imagePullPolicy: {{ .Values.images.pull_policy }}
{{ tuple $envAll $envAll.Values.pod.resources.maas_ingress_vip | include "helm-toolkit.snippets.kubernetes_resources" | indent 10 }}
          securityContext:
            capabilities:
              add:
                - 'NET_ADMIN'
            runAsUser: 0
          command:
            - /tmp/maas-vip-configure.sh
            - sleep
          env:
{{ include "helm-toolkit.utils.to_k8s_env_vars" .Values.network.maas_ingress | indent 12 }}
          volumeMounts:
            - mountPath: /tmp/maas-vip-configure.sh
              name: maas-bin
              subPath: maas-vip-configure
              readOnly: true
          lifecycle:
            preStop:
              exec:
                command:
                  - /tmp/maas-vip-configure.sh
                  - stop
        - name: maas-ingress
          image: {{ .Values.images.tags.ingress }}
          imagePullPolicy: {{ .Values.images.pull_policy }}
{{ tuple $envAll $envAll.Values.pod.resources.maas_ingress | include "helm-toolkit.snippets.kubernetes_resources" | indent 10 }}
          securityContext:
            capabilities:
              add:
                - 'NET_BIND_SERVICE'
            runAsUser: 0
          command:
            - /tmp/maas-ingress.sh
            - start
          env:
            - name: POD_NAMESPACE
              valueFrom:
                fieldRef:
                  fieldPath: metadata.namespace
            - name: POD_NAME
              valueFrom:
                fieldRef:
                  fieldPath: metadata.name
            - name: RELEASE_NAME
              value: {{ .Release.Name | quote }}
            - name: HTTP_PORT
              value: "8808"
            - name: HTTPS_PORT
              value: "8543"
            - name: HEALTHZ_PORT
              value: {{ tuple "maas_ingress" "podport" "healthz" . | include "helm-toolkit.endpoints.endpoint_port_lookup" | quote }}
            - name: STATUS_PORT
              value: {{ tuple "maas_ingress" "podport" "status" . | include "helm-toolkit.endpoints.endpoint_port_lookup" | quote }}
            - name: ERROR_PAGE_SERVICE
              value: {{ tuple "maas_ingress" "error_pages" . | include "helm-toolkit.endpoints.hostname_short_endpoint_lookup" | quote }}
          volumeMounts:
            - mountPath: /tmp/maas-ingress.sh
              name: maas-bin
              subPath: maas-ingress
              readOnly: true
        - 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
{{ tuple $envAll $envAll.Values.pod.resources.maas_rack | include "helm-toolkit.snippets.kubernetes_resources" | indent 10 }}
          command:
            - /tmp/start.sh
          securityContext:
            privileged: true
          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
{{- 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: maas-etc
              mountPath: /lib/systemd/system/register-rack-controller.service
              subPath: register-rack-controller.service
              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-rootfs
          hostPath:
            path: /
        - 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 }}