kubernetes/common/mariadb-galera/templates/statefulset.yaml

   1 {{/*
   2 # Copyright © 2019 Amdocs, Bell Canada, Orange, Samsung Electronics
   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 metadata:
  20   name: {{ include "common.fullname" . }}
  21   namespace: {{ include "common.namespace" . }}
  22   labels:
  23     app: {{ include "common.fullname" . }}
  24     chart: "{{ .Chart.Name }}-{{ .Chart.Version }}"
  25     release: "{{ include "common.release" . }}"
  26     heritage: "{{ .Release.Service }}"
  27 spec:
  28   serviceName: {{ .Values.service.name }}
  29   replicas: {{ .Values.replicaCount }}
  30   selector:
  31     matchLabels:
  32       app: {{ include "common.fullname" . }}
  33   template:
  34     metadata:
  35       labels:
  36         app: {{ include "common.fullname" . }}
  37         chart: "{{ .Chart.Name }}-{{ .Chart.Version }}"
  38         release: "{{ include "common.release" . }}"
  39         heritage: "{{ .Release.Service }}"
  40       annotations:
  41         pod.alpha.kubernetes.io/initialized: "true"
  42     spec:
  43     {{- if .Values.nodeSelector }}
  44       nodeSelector:
  45 {{ toYaml .Values.nodeSelector | indent 8 }}
  46     {{- end }}
  47       volumes:
  48       {{- if .Values.externalConfig }}
  49         - name: config
  50           configMap:
  51             name: {{ include "common.fullname" . }}-external-config
  52       {{- end}}
  53         - name: init-script
  54           configMap:
  55             name: {{ include "common.fullname" . }}
  56             defaultMode: 0755
  57         - name: localtime
  58           hostPath:
  59             path: /etc/localtime
  60       imagePullSecrets:
  61       - name: {{ include "common.namespace" . }}-docker-registry-key
  62       containers:
  63         - name: {{ include "common.name" . }}
  64           image: {{ include "repositoryGenerator.dockerHubRepository" . }}/{{ .Values.image }}
  65           imagePullPolicy: {{ .Values.global.pullPolicy | default .Values.pullPolicy | quote}}
  66           env:
  67             - name: POD_NAMESPACE
  68               valueFrom:
  69                 fieldRef:
  70                   apiVersion: v1
  71                   fieldPath: metadata.namespace
  72             - name: MYSQL_USER
  73               {{- include "common.secret.envFromSecretFast" (dict "global" . "uid" (include "common.mariadb.secret.userCredentialsUID" .) "key" "login") | indent 14}}
  74             - name: MYSQL_PASSWORD
  75               {{- include "common.secret.envFromSecretFast" (dict "global" . "uid" (include "common.mariadb.secret.userCredentialsUID" .) "key" "password") | indent 14}}
  76             - name: MYSQL_DATABASE
  77               value: {{ default "" .Values.config.mysqlDatabase | quote }}
  78             - name: MYSQL_ROOT_PASSWORD
  79               {{- include "common.secret.envFromSecretFast" (dict "global" . "uid" (include "common.mariadb.secret.rootPassUID" .) "key" "password") | indent 14}}
  80           ports:
  81           - containerPort: {{ .Values.service.internalPort }}
  82             name: {{ .Values.service.portName }}
  83           - containerPort: {{ .Values.service.sstPort }}
  84             name: {{ .Values.service.sstPortName }}
  85           - containerPort: {{ .Values.service.replicationPort }}
  86             name: {{ .Values.service.replicationName }}
  87           - containerPort: {{ .Values.service.istPort }}
  88             name: {{ .Values.service.istPortName }}
  89           readinessProbe:
  90             exec:
  91               command:
  92               - /usr/share/container-scripts/mysql/readiness-probe.sh
  93             initialDelaySeconds: {{ .Values.readiness.initialDelaySeconds }}
  94             periodSeconds: {{ .Values.readiness.periodSeconds }}
  95             timeoutSeconds: {{ .Values.readiness.timeoutSeconds }}
  96       {{- if eq .Values.liveness.enabled true }}
  97           livenessProbe:
  98             exec:
  99               command: ["mysqladmin", "ping"]
 100             initialDelaySeconds: {{ .Values.liveness.initialDelaySeconds }}
 101             periodSeconds: {{ .Values.liveness.periodSeconds }}
 102             timeoutSeconds: {{ .Values.liveness.timeoutSeconds }}
 103       {{- end }}
 104           resources:
 105 {{ include "common.resources" . | indent 12 }}
 106           volumeMounts:
 107         {{- if .Values.externalConfig }}
 108           - mountPath: /etc/config
 109             name: config
 110         {{- end}}
 111           - mountPath: /etc/localtime
 112             name: localtime
 113             readOnly: true
 114           - mountPath: /usr/share/container-scripts/mysql/configure-mysql.sh
 115             subPath: configure-mysql.sh
 116             name: init-script
 117 {{- if .Values.persistence.enabled }}
 118           - mountPath: /var/lib/mysql
 119             name: {{ include "common.fullname" . }}-data
 120       initContainers:
 121         - name: {{ include "common.name" . }}-prepare
 122           image: {{ include "repositoryGenerator.image.busybox" . }}
 123           imagePullPolicy: {{ .Values.global.pullPolicy | default .Values.pullPolicy | quote}}
 124           command: ["sh", "-c", "chown -R 27:27 /var/lib/mysql"]
 125           volumeMounts:
 126             - name: {{ include "common.fullname" . }}-data
 127               mountPath: /var/lib/mysql
 128   volumeClaimTemplates:
 129   - metadata:
 130       name: {{ include "common.fullname" . }}-data
 131       labels:
 132         name: {{ include "common.fullname" . }}
 133         chart: "{{ .Chart.Name }}-{{ .Chart.Version }}"
 134         release: "{{ include "common.release" . }}"
 135         heritage: "{{ .Release.Service }}"
 136     spec:
 137       accessModes:
 138       - {{ .Values.persistence.accessMode | quote }}
 139       storageClassName: {{ include "common.storageClass" . }}
 140       resources:
 141         requests:
 142           storage: {{ .Values.persistence.size | quote }}
 143 {{- end }}