kubernetes/common/elasticsearch/components/master/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
  17 apiVersion: apps/v1
  18 kind: StatefulSet
  19 {{ $role := "master" -}}
  20 {{ $suffix := $role -}}
  21 {{ $labels := (dict "role" $role "discovery" .Values.cluster_name) -}}
  22 metadata: {{- include "common.resourceMetadata" (dict "suffix" $suffix "labels" $labels "dot" . )| nindent 2 }}
  23 spec:
  24   updateStrategy:
  25     type: {{ .Values.updateStrategy.type }}
  26     {{- if (eq "OnDelete" .Values.updateStrategy.type) }}
  27     rollingUpdate: null
  28     {{- end }}
  29   selector: {{- include "common.selectors" (dict "matchLabels" $labels "dot" .)| nindent 4 }}
  30   serviceName: {{ include "common.fullname" . }}-master
  31   replicas: {{ .Values.replicaCount }}
  32   template:
  33     metadata: {{- include "common.templateMetadata" (dict "labels" $labels "dot" .) | nindent 6 }}
  34     spec:
  35       {{- include "common.imagePullSecrets" . | nindent 6 }}
  36       {{- if .Values.affinity }}
  37       affinity: {{- include "common.tplValue" (dict "value" .Values.affinity "context" $) | nindent 8 }}
  38       {{- end }}
  39       {{- if .Values.nodeSelector }}
  40       nodeSelector: {{- include "common.tplValue" (dict "value" .Values.nodeSelector "context" $) | nindent 8 }}
  41       {{- end }}
  42       {{- if .Values.tolerations }}
  43       tolerations: {{- include "common.tplValue" (dict "value" .Values.tolerations "context" $) | nindent 8 }}
  44       {{- end }}
  45       {{ include "common.podSecurityContext" . | indent 6 | trim }}
  46       initContainers:
  47         {{- if .Values.sysctlImage.enabled }}
  48         ## Image that performs the sysctl operation to modify Kernel settings (needed sometimes to avoid boot errors)
  49         - name: sysctl
  50           image: {{ include "repositoryGenerator.image.busybox" . }}
  51           imagePullPolicy: {{ .Values.global.pullPolicy | default .Values.pullPolicy }}
  52           {{ include "common.containerSecurityContext" . | indent 10 | trim }}
  53           resources:
  54             limits:
  55               cpu: 20m
  56               memory: 50Mi
  57             requests:
  58               cpu: 5m
  59               memory: 20Mi
  60           command:
  61             - /bin/sh
  62             - -c
  63             - |
  64               set -o errexit
  65               set -o pipefail
  66               set -o nounset
  67           volumeMounts:
  68             - mountPath: /etc/sysctl.conf
  69               name: config
  70               subPath: sysctl.conf
  71         {{- end }}
  72         - name: {{ include "common.name" . }}-config-copy
  73           image: {{ include "repositoryGenerator.dockerHubRepository" . }}/{{ .Values.image }}
  74           imagePullPolicy: {{ .Values.global.pullPolicy | default .Values.pullPolicy }}
  75           {{ include "common.containerSecurityContext" . | indent 10 | trim }}
  76           resources:
  77             limits:
  78               cpu: 20m
  79               memory: 50Mi
  80             requests:
  81               cpu: 5m
  82               memory: 20Mi
  83           command:
  84             - /bin/sh
  85             - -c
  86             - |
  87               cp -R /opt/bitnami/elasticsearch/config/. /opt/bitnami/elasticsearch/config_rw
  88           volumeMounts:
  89             - mountPath: /opt/bitnami/elasticsearch/config_rw
  90               name: bitnami-config
  91       containers:
  92         - name: {{ include "common.name" . }}-master
  93           image: {{ include "repositoryGenerator.dockerHubRepository" . }}/{{ .Values.image }}
  94           imagePullPolicy: {{ .Values.global.pullPolicy | default .Values.pullPolicy }}
  95           {{ include "common.containerSecurityContext" . | indent 10 | trim }}
  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             - name: ELASTICSEARCH_CLUSTER_MASTER_HOSTS
 104               {{- $elasticsearchMasterFullname := printf "%s-%s" (include "common.fullname" . ) "master" }}
 105               {{- $replicas := int .Values.replicaCount }}
 106               value: {{range $i, $e := until $replicas }}{{ $elasticsearchMasterFullname }}-{{ $e }} {{ end }}
 107             - name: ELASTICSEARCH_MINIMUM_MASTER_NODES
 108               value: {{ add (div .Values.replicaCount 2) 1 | quote }}
 109             {{- if .Values.plugins }}
 110             - name: ELASTICSEARCH_PLUGINS
 111               value: {{ .Values.plugins | quote }}
 112             {{- end }}
 113             - name: ELASTICSEARCH_HEAP_SIZE
 114               value: {{ .Values.heapSize | quote }}
 115             - name: ELASTICSEARCH_IS_DEDICATED_NODE
 116               value: {{ .Values.dedicatednode | quote }}
 117             - name: ELASTICSEARCH_NODE_TYPE
 118               value: "master"
 119             - name: network.bind_host
 120               value: 127.0.0.1
 121             - name: network.publish_host
 122               valueFrom:
 123                 fieldRef:
 124                   fieldPath: status.podIP
 125           ports: {{- include "common.containerPorts" . |indent 12 }}
 126           {{- if .Values.livenessProbe.enabled }}
 127           livenessProbe:
 128             initialDelaySeconds: {{ .Values.livenessProbe.initialDelaySeconds }}
 129             periodSeconds: {{ .Values.livenessProbe.periodSeconds }}
 130             timeoutSeconds: {{ .Values.livenessProbe.timeoutSeconds }}
 131             successThreshold: {{ .Values.livenessProbe.successThreshold }}
 132             failureThreshold: {{ .Values.livenessProbe.failureThreshold }}
 133             httpGet:
 134               path: /_cluster/health?local=true
 135               port: 9200
 136           {{- end }}
 137           {{- if .Values.readinessProbe.enabled }}
 138           readinessProbe:
 139             initialDelaySeconds: {{ .Values.livenessProbe.initialDelaySeconds }}
 140             periodSeconds: {{ .Values.livenessProbe.periodSeconds }}
 141             timeoutSeconds: {{ .Values.livenessProbe.timeoutSeconds }}
 142             successThreshold: {{ .Values.livenessProbe.successThreshold }}
 143             failureThreshold: {{ .Values.livenessProbe.failureThreshold }}
 144             httpGet:
 145               path: /_cluster/health?local=true
 146               port: 9200
 147           {{- end }}
 148           {{- if .Values.resources }}
 149           resources: {{- toYaml .Values.resources | nindent 12 }}
 150           {{- end }}
 151           volumeMounts:
 152             - mountPath: /tmp
 153               name: tmp
 154             - mountPath: /opt/bitnami/elasticsearch/logs
 155               name: bitnami-logs
 156             - mountPath: /opt/bitnami/elasticsearch/tmp
 157               name: bitnami-tmp
 158             - mountPath: /opt/bitnami/elasticsearch/config
 159               name: bitnami-config
 160             {{- if .Values.config }}
 161             - mountPath: /opt/bitnami/elasticsearch/config/elasticsearch.yml
 162               name: config
 163               subPath: elasticsearch.yml
 164             {{- end }}
 165             - name: data
 166               mountPath: /bitnami/elasticsearch/data
 167             {{- if .Values.extraVolumeMounts }}
 168             {{- toYaml .Values.extraVolumeMounts | nindent 12 }}
 169             {{- end }}
 170       volumes:
 171         - name: config
 172           configMap:
 173             name: {{ include "common.fullname" . }}
 174         - emptyDir:
 175             sizeLimit: {{ .Values.volumes.tmpSizeLimit }}
 176           name: tmp
 177         - emptyDir:
 178             sizeLimit: {{ .Values.volumes.bitnamiLogsSizeLimit }}
 179           name: bitnami-logs
 180         - emptyDir:
 181             sizeLimit: {{ .Values.volumes.bitnamiTmpSizeLimit }}
 182           name: bitnami-tmp
 183         - emptyDir:
 184             sizeLimit: {{ .Values.volumes.bitnamiConfigSizeLimit }}
 185           name: bitnami-config
 186         {{- if .Values.extraVolumes }}
 187         {{- toYaml .Values.extraVolumes | nindent 8 }}
 188         {{- end }}
 189 {{- if not .Values.persistence.enabled }}
 190         - name: "data"
 191           emptyDir:
 192             sizeLimit: {{ .Values.volumes.dataSizeLimit }}
 193 {{- else }}
 194   volumeClaimTemplates:
 195     - metadata:
 196         name: "data"
 197         {{- if .Values.persistence.annotations }}
 198         annotations: {{- toYaml .Values.persistence.annotations | nindent 10 }}
 199         {{- end }}
 200       spec:
 201         accessModes:
 202           - {{ .Values.persistence.accessMode }}
 203         storageClassName: {{ include "common.storageClass" (dict "dot" . "suffix" .Values.persistence.suffix) }}
 204         resources:
 205           requests:
 206             storage: {{ .Values.persistence.size | quote }}
 207 {{- end }}