kubernetes/common/mariadb-galera/resources/create-deployment.yml

apiVersion: apps/v1
kind: Deployment
metadata: {{- include "common.resourceMetadata" (dict "suffix" "upgrade-deployment" "dot" .) | nindent 4 }}
spec:
  replicas: 1
  selector:
    matchLabels:
      app:  {{ include "common.fullname" . }}
  template:
    metadata:
      labels:
        app:  {{ include "common.fullname" . }}
    spec:
      containers:
      - name: {{ include "common.name" . }}
        image: "{{ include "common.repository" . }}/{{ .Values.image }}"
        ports:
        - containerPort: {{ .Values.service.internalPort }}
          name: {{ .Values.service.portName }}
        - containerPort: {{ .Values.service.sstPort }}
          name: {{ .Values.service.sstPortName }}
        - containerPort: {{ .Values.service.replicationPort }}
          name: {{ .Values.service.replicationName }}
        - containerPort: {{ .Values.service.istPort }}
          name: {{ .Values.service.istPortName }}
        env:
        - name: POD_NAMESPACE
          valueFrom:
                fieldRef:
                  apiVersion: v1
                  fieldPath: metadata.namespace
        - name: MYSQL_USER
          valueFrom:
            secretKeyRef:
              key: login
              name: {{ include "common.fullname" . }}-temp-upgrade-usercred
        - name: MYSQL_PASSWORD
          valueFrom:
            secretKeyRef:
              key: password
              name: {{ include "common.fullname" . }}-temp-upgrade-usercred
        - name: MYSQL_DATABASE
          value: {{ default "" .Values.config.mysqlDatabase | quote }}
        - name: MYSQL_ROOT_PASSWORD
          valueFrom:
            secretKeyRef:
              key: password
              name: {{ include "common.fullname" . }}-temp-upgrade-root
      subdomain: {{ .Values.service.name }}
      hostname: {{ .Values.nameOverride }}-upgrade-deployment