kubernetes/common/elasticsearch/components/data/templates/statefulset.yaml

   1 {{/*
   2 # Copyright © 2020 Bitnami, AT&T, Amdocs, Bell Canada, highstreet technologies
   3 #
   4 # Licensed under the Apache License, Version 2.0 (the "License");
   5 # you may not use this file except in compliance with the License.
   6 # You may obtain a copy of the License at
   7 #
   8 #       http://www.apache.org/licenses/LICENSE-2.0
   9 #
  10 # Unless required by applicable law or agreed to in writing, software
  11 # distributed under the License is distributed on an "AS IS" BASIS,
  12 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13 # See the License for the specific language governing permissions and
  14 # limitations under the License.
  15 */}}
  16 apiVersion: apps/v1
  17 kind: StatefulSet
  18 {{ $role := "data" -}}
  19 {{ $suffix := $role -}}
  20 {{ $labels := (dict "role" $role "discovery" .Values.cluster_name) -}}
  21 metadata: {{- include "common.resourceMetadata" (dict "suffix" $suffix "labels" $labels "dot" . )| nindent 2 }}
  22 spec:
  23   updateStrategy:
  24     type: {{ .Values.updateStrategy.type }}
  25     {{- if (eq "OnDelete" .Values.updateStrategy.type) }}
  26     rollingUpdate: null
  27     {{- else if .Values.updateStrategy.rollingUpdatePartition }}
  28     rollingUpdate:
  29       partition: {{ .Values.updateStrategy.rollingUpdatePartition }}
  30     {{- end }}
  31   selector: {{- include "common.selectors" (dict "matchLabels" $labels "dot" .) | nindent 4 }}
  32   serviceName: {{ include "common.fullname" . }}-data
  33   replicas: {{ .Values.replicaCount }}
  34   template:
  35     metadata: {{- include "common.templateMetadata" (dict "labels" $labels "dot" .) | nindent 6 }}
  36     spec:
  37       {{- include "common.imagePullSecrets" . | nindent 6 }}
  38       {{- if .Values.affinity }}
  39       affinity: {{- include "common.tplValue" (dict "value" .Values.affinity "context" $) | nindent 8 }}
  40       {{- end }}
  41       {{- if .Values.nodeSelector }}
  42       nodeSelector: {{- include "common.tplValue" (dict "value" .Values.nodeSelector "context" $) | nindent 8 }}
  43       {{- end }}
  44       {{- if .Values.tolerations }}
  45       tolerations: {{- include "common.tplValue" (dict "value" .Values.tolerations "context" $) | nindent 8 }}
  46       {{- end }}
  47       {{- if .Values.securityContext.enabled }}
  48       securityContext:
  49         fsGroup: {{ .Values.securityContext.fsGroup }}
  50       {{- end }}
  51       {{- if or .Values.sysctlImage.enabled (and .Values.volumePermissions.enabled .Values.persistence.enabled) }}
  52       initContainers:
  53         {{- if .Values.sysctlImage.enabled }}
  54         ## Image that performs the sysctl operation to modify Kernel settings (needed sometimes to avoid boot errors)
  55         - name: sysctl
  56           image: {{ include "repositoryGenerator.image.busybox" . }}
  57           imagePullPolicy: {{ .Values.global.pullPolicy | default .Values.pullPolicy }}
  58           command:
  59             - /bin/sh
  60             - -c
  61             - |
  62               set -o errexit
  63               set -o pipefail
  64               set -o nounset
  65               sysctl -w vm.max_map_count=262144 && sysctl -w fs.file-max=65536
  66           securityContext:
  67             privileged: true
  68         {{- end }}
  69         {{- if and .Values.volumePermissions.enabled .Values.persistence.enabled }}
  70         - name: volume-permissions
  71           image: {{ include "repositoryGenerator.image.busybox" . }}
  72           imagePullPolicy: {{ .Values.global.pullPolicy | default .Values.pullPolicy }}
  73           command:
  74             - /bin/sh
  75             - -c
  76             - |
  77               chown -R {{ .Values.securityContext.runAsUser }}:{{ .Values.securityContext.fsGroup }} //bitnami/elasticsearch/data
  78           securityContext:
  79             runAsUser: 0
  80           {{- if .Values.volumePermissions.resource }}
  81           resources: {{- toYaml .Values.volumePermissions.resources | nindent 12 }}
  82           {{- end }}
  83           volumeMounts:
  84             - name: data
  85               mountPath: "/bitnami/elasticsearch/data"
  86         {{- end }}
  87       {{- end }}
  88       containers:
  89         - name: {{ include "common.name" . }}-data
  90           image: {{ printf "%s/%s" (include "repositoryGenerator.dockerHubRepository" .)  .Values.image }}
  91           imagePullPolicy: {{ .Values.global.pullPolicy | default .Values.pullPolicy }}
  92           {{- if .Values.securityContext.enabled }}
  93           securityContext:
  94             runAsUser: {{ .Values.securityContext.runAsUser }}
  95           {{- end }}
  96           env:
  97             - name: BITNAMI_DEBUG
  98               value: {{ ternary "true" "false" .Values.debug | quote }}
  99             - name: ELASTICSEARCH_CLUSTER_NAME
 100               value: {{ .Values.cluster_name }}
 101             - name: ELASTICSEARCH_CLUSTER_HOSTS
 102               value: {{ include "common.name" . }}-discovery
 103             {{- if .Values.plugins }}
 104             - name: ELASTICSEARCH_PLUGINS
 105               value: {{ .Values.plugins | quote }}
 106             {{- end }}
 107             - name: ELASTICSEARCH_HEAP_SIZE
 108               value: {{ .Values.heapSize | quote }}
 109             - name: ELASTICSEARCH_IS_DEDICATED_NODE
 110               value: "yes"
 111             - name: ELASTICSEARCH_NODE_TYPE
 112               value: "data"
 113             - name: network.bind_host
 114               value: 127.0.0.1
 115             - name: network.publish_host
 116               valueFrom:
 117                 fieldRef:
 118                   fieldPath: status.podIP
 119           ports: {{- include "common.containerPorts" . |indent 12 }}
 120           {{- if .Values.livenessProbe.enabled }}
 121           livenessProbe:
 122             initialDelaySeconds: {{ .Values.livenessProbe.initialDelaySeconds }}
 123             periodSeconds: {{ .Values.livenessProbe.periodSeconds }}
 124             timeoutSeconds: {{ .Values.livenessProbe.timeoutSeconds }}
 125             successThreshold: {{ .Values.livenessProbe.successThreshold }}
 126             failureThreshold: {{ .Values.livenessProbe.failureThreshold }}
 127             httpGet:
 128               path: /_cluster/health?local=true
 129               port: 9200
 130           {{- end }}
 131           {{- if .Values.readinessProbe.enabled }}
 132           readinessProbe:
 133             initialDelaySeconds: {{ .Values.livenessProbe.initialDelaySeconds }}
 134             periodSeconds: {{ .Values.livenessProbe.periodSeconds }}
 135             timeoutSeconds: {{ .Values.livenessProbe.timeoutSeconds }}
 136             successThreshold: {{ .Values.livenessProbe.successThreshold }}
 137             failureThreshold: {{ .Values.livenessProbe.failureThreshold }}
 138             httpGet:
 139               path: /_cluster/health?local=true
 140               port: 9200
 141           {{- end }}
 142           {{- if .Values.resources }}
 143           resources: {{- toYaml .Values.resources | nindent 12 }}
 144           {{- end }}
 145           volumeMounts:
 146             {{- if .Values.config }}
 147             - mountPath: /opt/bitnami/elasticsearch/config/elasticsearch.yml
 148               name: "config"
 149               subPath: elasticsearch.yml
 150             {{- end }}
 151             - name: "data"
 152               mountPath: "/bitnami/elasticsearch/data"
 153             {{- if .Values.extraVolumeMounts }}
 154             {{- toYaml .Values.extraVolumeMounts | nindent 12 }}
 155             {{- end }}
 156       volumes:
 157         {{- if .Values.config }}
 158         - name: "config"
 159           configMap:
 160             name: {{ template "common.fullname" . }}
 161         {{- end }}
 162         {{- if .Values.extraVolumes }}
 163         {{- toYaml .Values.extraVolumes | nindent 8 }}
 164         {{- end }}
 165 {{- if not .Values.persistence.enabled }}
 166         - name: "data"
 167           emptyDir: {}
 168 {{- else }}
 169   volumeClaimTemplates:
 170     - metadata:
 171         name: "data"
 172         {{- if .Values.persistence.annotations }}
 173         annotations: {{- toYaml .Values.persistence.annotations | nindent 10 }}
 174         {{- end }}
 175       spec:
 176         accessModes:
 177           - {{ .Values.persistence.accessMode }}
 178         storageClassName: {{ include "common.storageClass" (dict "dot" . "suffix" .Values.persistence.suffix) }}
 179         resources:
 180           requests:
 181             storage: {{ .Values.persistence.size | quote }}
 182 {{- end }}