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

   1 apiVersion: apps/v1beta1
   2 kind: StatefulSet
   3 metadata:
   4   name: {{ include "common.fullname" . }}
   5   namespace: {{ include "common.namespace" . }}
   6   labels:
   7     app: {{ include "common.fullname" . }}
   8     chart: "{{ .Chart.Name }}-{{ .Chart.Version }}"
   9     release: "{{ .Release.Name }}"
  10     heritage: "{{ .Release.Service }}"
  11 spec:
  12   serviceName: {{ include "common.fullname" . }}
  13   replicas: {{ .Values.replicaCount }}
  14   template:
  15     metadata:
  16       labels:
  17         app: {{ include "common.fullname" . }}
  18       annotations:
  19         pod.alpha.kubernetes.io/initialized: "true"
  20     spec:
  21     {{- if .Values.nodeSelector }}
  22       nodeSelector:
  23 {{ toYaml .Values.nodeSelector | indent 8 }}
  24     {{- end }}
  25       volumes:
  26       {{- if .Values.externalConfig }}
  27         - name: config
  28           configMap:
  29             name: {{ include "common.fullname" . }}-externalConfig
  30       {{- end}}
  31         - name: localtime
  32           hostPath:
  33             path: /etc/localtime
  34       imagePullSecrets:
  35       - name: {{ include "common.namespace" . }}-docker-registry-key
  36       containers:
  37         - name: {{ include "common.fullname" . }}
  38           image: "{{ include "common.repository" . }}/{{ .Values.image }}"
  39           imagePullPolicy: {{ .Values.global.pullPolicy | default .Values.pullPolicy | quote}}
  40           env:
  41             - name: POD_NAMESPACE
  42               valueFrom:
  43                 fieldRef:
  44                   apiVersion: v1
  45                   fieldPath: metadata.namespace
  46             - name: MYSQL_USER
  47               value: {{ default "" .Values.config.userName | quote }}
  48             - name: MYSQL_PASSWORD
  49               valueFrom:
  50                 secretKeyRef:
  51                   name: {{ template "common.fullname" . }}
  52                   key: user-password
  53             - name: MYSQL_DATABASE
  54               value: {{ default "" .Values.config.mysqlDatabase | quote }}
  55             - name: MYSQL_ROOT_PASSWORD
  56               valueFrom:
  57                 secretKeyRef:
  58                   name: {{ template "common.fullname" . }}
  59                   key: db-root-password
  60           ports:
  61           - containerPort: {{ .Values.service.internalPort }}
  62             name: {{ .Values.service.name }}
  63           - containerPort: {{ .Values.service.sstPort }}
  64             name: {{ .Values.service.sstName }}
  65           - containerPort: {{ .Values.service.replicationPort }}
  66             name: {{ .Values.service.replicationName }}
  67           - containerPort: {{ .Values.service.istPort }}
  68             name: {{ .Values.service.istName }}
  69           readinessProbe:
  70             exec:
  71               command:
  72               - /usr/share/container-scripts/mysql/readiness-probe.sh
  73             initialDelaySeconds: {{ .Values.readiness.initialDelaySeconds }}
  74             periodSeconds: {{ .Values.readiness.periodSeconds }}
  75       {{- if eq .Values.liveness.enabled true }}
  76           livenessProbe:
  77             exec:
  78               command: ["mysqladmin", "ping"]
  79             initialDelaySeconds: {{ .Values.liveness.initialDelaySeconds }}
  80             periodSeconds: {{ .Values.liveness.periodSeconds }}
  81             timeoutSeconds: {{ .Values.liveness.timeoutSeconds }}
  82       {{- end }}
  83           resources:
  84 {{ toYaml .Values.resources | indent 12 }}
  85           volumeMounts:
  86         {{- if .Values.externalConfig }}
  87           - mountPath: /etc/config
  88             name: config
  89         {{- end}}
  90           - mountPath: /etc/localtime
  91             name: localtime
  92             readOnly: true
  93 {{- if .Values.persistence.enabled }}
  94           - mountPath: /var/lib/mysql
  95             name: {{ include "common.fullname" . }}-data
  96             subPath: data
  97       initContainers:
  98         - name: mariadb-galera-prepare
  99           image: "{{ include "common.repository" . }}/{{ .Values.imageInit }}"
 100           command: ["sh", "-c", "chown -R 27:27 /var/lib/mysql"]
 101           volumeMounts:
 102             - name: {{ include "common.fullname" . }}-data
 103               mountPath: /var/lib/mysql
 104   volumeClaimTemplates:
 105   - metadata:
 106       name: {{ include "common.fullname" . }}-data
 107       annotations:
 108   {{- if .Values.persistence.storageClass }}
 109         volume.beta.kubernetes.io/storage-class: {{ .Values.persistence.storageClass | quote }}
 110   {{- else }}
 111         volume.alpha.kubernetes.io/storage-class: default
 112   {{- end }}
 113     spec:
 114       accessModes:
 115       - {{ .Values.persistence.accessMode | quote }}
 116       resources:
 117         requests:
 118           storage: {{ .Values.persistence.size | quote }}
 119 {{- end }}