openstack-helm/mongodb/templates/statefulset.yaml

{{/*
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.statefulset }}
{{- $envAll := . }}

{{- $serviceAccountName := "mongodb" }}
{{ tuple $envAll "mongodb" $serviceAccountName | include "helm-toolkit.snippets.kubernetes_pod_rbac_serviceaccount" }}
---
apiVersion: apps/v1beta1
kind: StatefulSet
metadata:
  name: mongodb
spec:
  serviceName: {{ tuple "mongodb" "internal" . | include "helm-toolkit.endpoints.hostname_short_endpoint_lookup" }}
  replicas: {{ .Values.pod.replicas.server }}
  template:
    metadata:
      labels:
{{ tuple $envAll "mongodb" "server" | include "helm-toolkit.snippets.kubernetes_metadata_labels" | indent 8 }}
    spec:
      serviceAccountName: {{ $serviceAccountName }}
      affinity:
{{ tuple $envAll "mongodb" "server" | include "helm-toolkit.snippets.kubernetes_pod_anti_affinity" | indent 8 }}
      nodeSelector:
        {{ .Values.labels.server.node_selector_key }}: {{ .Values.labels.server.node_selector_value }}
      initContainers:
{{ tuple $envAll "mongodb" list | include "helm-toolkit.snippets.kubernetes_entrypoint_init_container" | indent 8 }}
{{- if $envAll.Values.volume.chown_on_start }}
        - name: mongodb-perms
          image: {{ $envAll.Values.images.tags.mongodb }}
          imagePullPolicy: {{ $envAll.Values.images.pull_policy }}
          securityContext:
            runAsUser: 0
{{ tuple $envAll $envAll.Values.pod.resources.server | include "helm-toolkit.snippets.kubernetes_resources" | indent 10 }}
          command:
            - chown
            - -R
            - "mongodb:"
            - {{ $envAll.Values.volume.host.host_path }}
          volumeMounts:
            - name: mongodb-data
              mountPath: {{ $envAll.Values.volume.host.host_path }}
{{- end }}
      containers:
        - name: mongodb
          image: {{ .Values.images.tags.mongodb }}
          imagePullPolicy: {{ .Values.images.pull_policy }}
          ports:
          - containerPort: {{ tuple "mongodb" "internal" "mongodb" . | include "helm-toolkit.endpoints.endpoint_port_lookup" }}
          env:
            - name: ADMIN_PASS
              valueFrom:
                secretKeyRef:
                  name: mongodb-root-creds
                  key: MONGODB_ROOT_PASSWORD
            - name: ADMIN_USER
              valueFrom:
                secretKeyRef:
                  name: mongodb-root-creds
                  key: MONGODB_ROOT_USERNAME
          command:
            - /tmp/start.sh
          livenessProbe:
            exec:
              command:
              - mongo
              - --eval
              - "db.adminCommand('ping')"
            initialDelaySeconds: 20
            timeoutSeconds: 5
          readinessProbe:
            exec:
              command:
              - mongo
              - --eval
              - "db.adminCommand('ping')"
            initialDelaySeconds: 20
            timeoutSeconds: 5
{{ tuple $envAll $envAll.Values.pod.resources.server | include "helm-toolkit.snippets.kubernetes_resources" | indent 10 }}
          volumeMounts:
            - name: mongodb-bin
              mountPath: /tmp/start.sh
              subPath: start.sh
              readOnly: true
            - name: mongodb-bin
              mountPath: /tmp/setup_admin_user.sh
              subPath: setup_admin_user.sh
              readOnly: true
            - name: mongodb-data
              mountPath: /data/db
      volumes:
      - name: mongodb-bin
        configMap:
          name: mongodb-bin
          defaultMode: 0555
{{- if not .Values.volume.enabled }}
      - name: mongodb-data
        hostPath:
          path: {{ .Values.volume.host_path }}
{{- else }}
  volumeClaimTemplates:
  - metadata:
      name: mongodb-data
      annotations:
        {{ .Values.volume.class_path }}: {{ .Values.volume.class_name }}
    spec:
      accessModes: [ "ReadWriteOnce" ]
      resources:
        requests:
          storage: {{ .Values.volume.size }}
{{- end }}
{{- end }}