apiVersion: extensions/v1beta1
kind: Deployment
metadata:
  name: {{ include "common.fullname" . }}
  namespace: {{ include "common.namespace" . }}
  labels:
    app: {{ include "common.name" . }}
    chart: {{ .Chart.Name }}-{{ .Chart.Version | replace "+" "_" }}
    release: {{ .Release.Name }}
    heritage: {{ .Release.Service }}
spec:
  replicas: {{ .Values.replicaCount }}
  selector:
    matchLabels:
      app: {{ include "common.name" . }}
  template:
    metadata:
      labels:
        app: {{ include "common.name" . }}
      name: {{ include "common.name" . }}
    spec:
      initContainers:
      - command:
        - /bin/sh
        - -c
        - |
          mkdir -p /logroot/elasticsearch/es-data
          chmod -R 777 /logroot/elasticsearch/es-data
          chown -R root:root /logroot
        env:
        - name: NAMESPACE
          valueFrom:
            fieldRef:
              apiVersion: v1
              fieldPath: metadata.namespace
        securityContext:
          privileged: true
        image: {{ .Values.global.dockerhubRepository | default .Values.dockerhubRepository }}/{{ .Values.global.busyboxImage | default .Values.busyboxImage }}
        imagePullPolicy: {{ .Values.global.pullPolicy | default .Values.pullPolicy }}
        name: init-sysctl
        volumeMounts:
        - name: elasticsearch-data
          mountPath: /logroot/
      hostname: {{ include "common.name" . }}
      containers:
      - name: {{ include "common.name" . }}
        image: {{ .Values.global.dockerhubRepository | default .Values.dockerhubRepository }}/{{ .Values.image }}
        imagePullPolicy: {{ .Values.global.pullPolicy | default .Values.pullPolicy }}
        ports:
        - containerPort: {{ .Values.service.internalPort }}
        # disable liveness probe when breakpoints set in debugger
        # so K8s doesn't restart unresponsive container
        {{- if eq .Values.liveness.enabled true }}
        livenessProbe:
          tcpSocket:
            port: {{ .Values.service.internalPort }}
          initialDelaySeconds: {{ .Values.liveness.initialDelaySeconds }}
          periodSeconds: {{ .Values.liveness.periodSeconds }}
        {{ end -}}
        readinessProbe:
          tcpSocket:
            port: {{ .Values.service.internalPort }}
          initialDelaySeconds: {{ .Values.readiness.initialDelaySeconds }}
          periodSeconds: {{ .Values.readiness.periodSeconds }}
        volumeMounts:
          - name: localtime
            mountPath: /etc/localtime
            readOnly: true
          - name: elasticsearch-config
            subPath: elasticsearch.yml
            mountPath: /usr/share/elasticsearch/config/elasticsearch.yml
          - name: elasticsearch-data
            mountPath: /usr/share/elasticsearch/data
        resources:
{{ toYaml .Values.resources | indent 10 }}
      {{- if .Values.nodeSelector }}
      nodeSelector:
{{ toYaml .Values.nodeSelector | indent 8 }}
      {{- end -}}
      {{- if .Values.affinity }}
      affinity:
{{ toYaml .Values.affinity | indent 8 }}
      {{- end }}

      volumes:
      - name: localtime
        hostPath:
          path: /etc/localtime
      - name: elasticsearch-config
        configMap:
          name: {{ include "common.fullname" . }}
      - name: elasticsearch-data
        hostPath:
          path: {{ .Values.persistence.mountPath }}/{{ include "common.namespace" . }}/{{ .Values.persistence.mountSubPath }}
      imagePullSecrets:
      - name: "{{ include "common.namespace" . }}-docker-registry-key"