{{/*
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 := . }}

{{- $esUserSecret := .Values.secrets.elasticsearch.user }}

{{- $serviceAccountName := "metricbeat" }}
{{ tuple $envAll "metricbeat" $serviceAccountName | include "helm-toolkit.snippets.kubernetes_pod_rbac_serviceaccount" }}
---
apiVersion: apps/v1
kind: Deployment
metadata:
  name: metricbeat-deployment-modules
  labels:
{{ tuple $envAll "metricbeat" "deployment-modules" | include "helm-toolkit.snippets.kubernetes_metadata_labels" | indent 4 }}
spec:
  replicas: {{ .Values.pod.replicas.metricbeat }}
  selector:
    matchLabels:
{{ tuple $envAll "metricbeat" "deployment-modules" | include "helm-toolkit.snippets.kubernetes_metadata_labels" | indent 6 }}
{{ tuple $envAll | include "helm-toolkit.snippets.kubernetes_upgrades_deployment" | indent 2 }}
  template:
    metadata:
      labels:
{{ tuple $envAll "metricbeat" "deployment-modules" | include "helm-toolkit.snippets.kubernetes_metadata_labels" | indent 8 }}
      annotations:
        configmap-etc-hash: {{ tuple "configmap-etc.yaml" . | include "helm-toolkit.utils.hash" }}
    spec:
      serviceAccountName: {{ $serviceAccountName }}
      affinity:
{{ tuple $envAll "metricbeat" "deployment-modules" | include "helm-toolkit.snippets.kubernetes_pod_anti_affinity" | indent 8 }}
      nodeSelector:
        {{ .Values.labels.metricbeat.node_selector_key }}: {{ .Values.labels.metricbeat.node_selector_value }}
      initContainers:
{{ tuple $envAll "metricbeat" list | include "helm-toolkit.snippets.kubernetes_entrypoint_init_container" | indent 8 }}
      containers:
        - name: metricbeat
          securityContext:
            runAsUser: 0
{{ tuple $envAll "metricbeat" | include "helm-toolkit.snippets.image" | indent 10 }}
{{ tuple $envAll $envAll.Values.pod.resources.metricbeat | include "helm-toolkit.snippets.kubernetes_resources" | indent 10 }}
          args:
            - "-c"
            - "/etc/metricbeat.yml"
            - "-e"
          env:
            - name: ELASTICSEARCH_HOST
              value: {{ tuple "elasticsearch" "internal" . | include "helm-toolkit.endpoints.hostname_namespaced_endpoint_lookup" | quote }}
            - name: ELASTICSEARCH_PORT
              value: {{ tuple "elasticsearch" "internal" "http" . | include "helm-toolkit.endpoints.endpoint_port_lookup" | quote }}
            - name: KUBE_STATE_METRICS_HOST
              value: {{ tuple "kube_state_metrics" "internal" . | include "helm-toolkit.endpoints.hostname_namespaced_endpoint_lookup" | quote }}
            - name: KUBE_STATE_METRICS_PORT
              value: {{ tuple "kube_state_metrics" "internal" "metrics" . | include "helm-toolkit.endpoints.endpoint_port_lookup" | quote }}
            - name: ELASTICSEARCH_USERNAME
              valueFrom:
                secretKeyRef:
                  name: {{ $esUserSecret }}
                  key: ELASTICSEARCH_USERNAME
            - name: ELASTICSEARCH_PASSWORD
              valueFrom:
                secretKeyRef:
                  name: {{ $esUserSecret }}
                  key: ELASTICSEARCH_PASSWORD
            - name: POD_NAMESPACE
              valueFrom:
                fieldRef:
                  fieldPath: metadata.namespace
          volumeMounts:
            - name: metricbeat-etc
              mountPath: /etc/metricbeat.yml
              subPath: metricbeat.yml
              readOnly: true
            - name: metricbeat-etc
              mountPath: /usr/share/metricbeat/modules.d/kubernetes.yml
              subPath: deployment_kubernetes.yml
              readOnly: true
            - name: metricbeat-etc
              mountPath: /usr/share/metricbeat/modules.d/mysql.yml
              subPath: mysql.yml
              readOnly: true
            - name: metricbeat-etc
              mountPath: /usr/share/metricbeat/modules.d/rabbitmq.yml
              subPath: rabbitmq.yml
              readOnly: true
      volumes:
        - name: metricbeat-etc
          configMap:
            name: metricbeat-etc
            defaultMode: 0444
{{- end }}