{{/*
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 := . }}

{{- $mounts_grafana := .Values.pod.mounts.grafana.grafana }}

{{- $serviceAccountName := "grafana" }}
{{ tuple $envAll "grafana" $serviceAccountName | include "helm-toolkit.snippets.kubernetes_pod_rbac_serviceaccount" }}
---
apiVersion: extensions/v1beta1
kind: Deployment
metadata:
  name: grafana
spec:
  replicas: {{ .Values.pod.replicas.grafana }}
{{ tuple $envAll | include "helm-toolkit.snippets.kubernetes_upgrades_deployment" | indent 2 }}
  template:
    metadata:
      labels:
{{ tuple $envAll "grafana" "dashboard" | 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 }}
      nodeSelector:
        {{ .Values.labels.grafana.node_selector_key }}: {{ .Values.labels.grafana.node_selector_value }}
      initContainers:
{{ tuple $envAll "grafana" list | include "helm-toolkit.snippets.kubernetes_entrypoint_init_container"  | indent 8 }}
      containers:
        - name: grafana
{{ tuple $envAll "grafana" | include "helm-toolkit.snippets.image" | indent 10 }}
{{ tuple $envAll $envAll.Values.pod.resources.grafana | include "helm-toolkit.snippets.kubernetes_resources" | indent 10 }}
          command:
            - /tmp/grafana.sh
            - start
          ports:
            - name: dashboard
              containerPort: {{ tuple "grafana" "internal" "grafana" . | include "helm-toolkit.endpoints.endpoint_port_lookup" }}
          readinessProbe:
            httpGet:
              path: /login
              port: {{ tuple "grafana" "internal" "grafana" . | include "helm-toolkit.endpoints.endpoint_port_lookup" }}
            initialDelaySeconds: 30
            timeoutSeconds: 30
          env:
            - name: GF_SECURITY_ADMIN_USER
              valueFrom:
                secretKeyRef:
                  name: grafana-admin-creds
                  key: GRAFANA_ADMIN_USERNAME
            - name: GF_SECURITY_ADMIN_PASSWORD
              valueFrom:
                secretKeyRef:
                  name: grafana-admin-creds
                  key: GRAFANA_ADMIN_PASSWORD
            - name: PROMETHEUS_URL
              value: {{ tuple "monitoring" "internal" "api" $envAll | include "helm-toolkit.endpoints.keystone_endpoint_uri_lookup" }}
          volumeMounts:
          - name: pod-etc-grafana
            mountPath: /etc/grafana
          - name: pod-provisioning-grafana
            mountPath: /var/lib/grafana/provisioning
          - name: grafana-bin
            mountPath: /tmp/grafana.sh
            subPath: grafana.sh
            readOnly: true
          - name: grafana-etc
            mountPath: /var/lib/grafana/provisioning/dashboards/dashboards.yaml
            subPath: dashboards.yaml
          - name: grafana-etc
            mountPath: /var/lib/grafana/provisioning/datasources/datasources.yaml
            subPath: datasources.yaml
          - name: grafana-etc
            mountPath: /etc/grafana/grafana.ini
            subPath: grafana.ini
          - name: grafana-etc
            mountPath: /etc/grafana/ldap.toml
            subPath: ldap.toml
          - name: data
            mountPath: /var/lib/grafana/data
          {{- range $key, $value := .Values.conf.dashboards }}
          - name: grafana-etc
            mountPath: /var/lib/grafana/dashboards/{{$key}}.json
            subPath: {{$key}}.json
          {{- end }}
{{ if $mounts_grafana.volumeMounts }}{{ toYaml $mounts_grafana.volumeMounts | indent 10 }}{{ end }}
      volumes:
        - name: pod-etc-grafana
          emptyDir: {}
        - name: pod-provisioning-grafana
          emptyDir: {}
        - name: grafana-bin
          configMap:
            name: grafana-bin
            defaultMode: 0555
        - name: grafana-etc
          configMap:
            name: grafana-etc
            defaultMode: 0444
        - name: data
          emptyDir: {}
{{ if $mounts_grafana.volumes }}{{ toYaml $mounts_grafana.volumes | indent 8 }}{{ end }}
{{- end }}