zfs-localpv/deploy/sample/percona.yaml

apiVersion: storage.k8s.io/v1
kind: StorageClass
metadata:
  name: openebs-zfspv
allowVolumeExpansion: true
parameters:
  blocksize: "4k"
  compression: "on"
  dedup: "on"
  thinprovision: "yes"
  poolname: "zfspv-pool"
provisioner: openebs.io/zfs
---
kind: PersistentVolumeClaim
apiVersion: v1
metadata:
  name: csi-zfspv
spec:
  storageClassName: openebs-zfspv
  accessModes:
    - ReadWriteOnce
  resources:
    requests:
      storage: 4Gi
---
apiVersion: v1
kind: ConfigMap
metadata:
  annotations:
  name: sqltest
  namespace: default
data:
  sql-test.sh: |
    #!/bin/bash

    DB_PREFIX="Inventory"
    DB_SUFFIX=`echo $(mktemp) | cut -d '.' -f 2`
    DB_NAME="${DB_PREFIX}_${DB_SUFFIX}"


    echo -e "\nWaiting for mysql server to start accepting connections.."
    retries=10;wait_retry=30
    for i in `seq 1 $retries`; do
      mysql -uroot -pk8sDem0 -e 'status' > /dev/null 2>&1
      rc=$?
      [ $rc -eq 0 ] && break
      sleep $wait_retry
    done

    if [ $rc -ne 0 ];
    then
      echo -e "\nFailed to connect to db server after trying for $(($retries * $wait_retry))s, exiting\n"
      exit 1
    fi
    mysql -uroot -pk8sDem0 -e "CREATE DATABASE $DB_NAME;"
    mysql -uroot -pk8sDem0 -e "CREATE TABLE Hardware (id INTEGER, name VARCHAR(20), owner VARCHAR(20),description VARCHAR(20));" $DB_NAME
    mysql -uroot -pk8sDem0 -e "INSERT INTO Hardware (id, name, owner, description) values (1, "dellserver", "basavaraj", "controller");" $DB_NAME
    mysql -uroot -pk8sDem0 -e "DROP DATABASE $DB_NAME;"
---
apiVersion: apps/v1beta1
kind: Deployment
metadata:
  name: percona
  labels:
    name: percona
spec:
  replicas: 1
  selector:
    matchLabels:
      name: percona
  template:
    metadata:
      labels:
        name: percona
    spec:
      affinity:
        nodeAffinity:
          requiredDuringSchedulingIgnoredDuringExecution:
            nodeSelectorTerms:
            - matchExpressions:
              - key: kubernetes.io/hostname
                operator: In
                values:
                - gke-pawan-zfspv-default-pool-26f2b9a9-5fqd
      containers:
        - resources:
          name: percona
          image: openebs/tests-custom-percona:latest
          imagePullPolicy: IfNotPresent
          args:
            - "--ignore-db-dir"
            - "lost+found"
          env:
            - name: MYSQL_ROOT_PASSWORD
              value: k8sDem0
          ports:
            - containerPort: 3306
              name: percona
          volumeMounts:
            - mountPath: /var/lib/mysql
              name: demo-vol1
            - mountPath: /sql-test.sh
              subPath: sql-test.sh
              name: sqltest-configmap
          livenessProbe:
            exec:
              command: ["bash", "sql-test.sh"]
            initialDelaySeconds: 30
            periodSeconds: 1
            timeoutSeconds: 10
      volumes:
        - name: demo-vol1
          persistentVolumeClaim:
            claimName: csi-zfspv
        - name: sqltest-configmap
          configMap:
            name: sqltest

---
apiVersion: v1
kind: Service
metadata:
  name: percona-mysql
  labels:
    name: percona-mysql
spec:
  ports:
    - port: 3306
      targetPort: 3306
  selector:
      name: percona