# Pastebin vPXZ74Jw
$ cat /tmp/mariadb.yml 

---
apiVersion: v1
kind: Service
metadata:
  namespace: default
  name: mariadb
spec:
  ports:
  - name: mariadb3306
    port: 3306
    protocol: TCP
    targetPort: 3306
  selector:
    app: mariadb
---

apiVersion: extensions/v1beta1
kind: Deployment
metadata:
  namespace: default
  name: mariadb
spec:
  replicas: 1
  template:
    metadata:
      namespace: default
      labels:
        app: mariadb
      name: mariadb
    spec:
      nodeSelector:
        openstack-control-plane: enabled
      # TODO(DTadrzak): it must be removed in future
      securityContext:
        runAsUser: 0
      containers:
        - name: mariadb
          image: quay.io/stackanetes/centos-binary-mariadb:mitaka
          imagePullPolicy: Always
          env:
            - name: INTERFACE_NAME
              value: "eth0"
            - name: POD_NAME
              valueFrom:
                fieldRef:
                  fieldPath: metadata.name
            - name: NAMESPACE
              valueFrom:
                fieldRef:
                  fieldPath: metadata.namespace
            - name: DB_ROOT_PASSWORD
              value: "password"
            - name: DB_MAX_TIMEOUT
              value: "100"
            - name: KOLLA_BOOTSTRAP
              value: ""
            - name: COMMAND
              value: "bash /tmp/mariadb.sh"
            - name: CONFIGS
              value: "/tmp/mariadb.sh,/etc/mysql/my.cnf,/tmp/bootstrap.sh"
          readinessProbe:
            tcpSocket:
              port: 3306
          ports:
          - containerPort: 3306
            name: mariadb3306
            protocol: TCP
          resources:
            limits:
              memory: 2048Mi
          volumeMounts:
            - name: mariadb
              mountPath: /configmaps/mariadb.sh
              
            - name: mycnf
              mountPath: /configmaps/my.cnf
              
            - name: bootstrap
              mountPath: /configmaps/bootstrap.sh
              
            - name: mysql
              mountPath: /var/lib/mysql
      volumes:
        - name: mariadb
          configMap:
            name: mariadb
            items:
            - key: mariadb.sh
              path: mariadb.sh
        - name: mycnf
          configMap:
            name: mycnf
            items:
            - key: my.cnf
              path: my.cnf
        - name: bootstrap
          configMap:
            name: bootstrap
            items:
            - key: bootstrap.sh
              path: bootstrap.sh
        - name: mysql
          emptyDir: {}