Openshift Container Storage 4 Examples

ocs4-example

#
# Namespace used for sandboxing
#

---
apiVersion: v1
kind: Namespace
metadata:
  creationTimestamp: null
  name: demo-ocs-workloads

#
# ConfigMap to store DD parameters used for all tests
#

---
apiVersion: v1
kind: ConfigMap
metadata:
  name: demo-dd-config
  namespace: demo-ocs-workloads
data:
  # Maximum file size (dd_block_size x dd_block_count) is 300G (PVC size)
  dd_block_size: "64k"      
  dd_block_count: "81920"

#
# Resources to test Ceph RBD (RWO) volume
#

---
apiVersion: v1
kind: PersistentVolumeClaim
metadata:
  name: demo-pvc-ceph-rbd
  namespace: demo-ocs-workloads
spec:
  accessModes:
  - ReadWriteOnce
  resources:
    requests:
      storage: 300Gi
  storageClassName: ocs-storagecluster-ceph-rbd

---
apiVersion: batch/v1
kind: Job
metadata:
  name: demo-job-ceph-rbd
  namespace: demo-ocs-workloads
  labels:
    app: demo-job-ceph-rbd
spec:
  template:
    metadata:
      labels:
        app: demo-job-ceph-rbd
    spec:
      restartPolicy: OnFailure
      containers:
      - name: ubi-writer
        image: registry.access.redhat.com/ubi8/ubi
        env:
        - name: DD_BLOCK_SIZE
          valueFrom:
            configMapKeyRef:
              name: demo-dd-config
              key: dd_block_size
        - name: DD_BLOCK_COUNT
          valueFrom:
            configMapKeyRef:
              name: demo-dd-config
              key: dd_block_count 
        command:
        - '/usr/bin/bash'
        args:
        - '-c'
        - 'dd if=/dev/zero of=/data/file bs=$(DD_BLOCK_SIZE) count=$(DD_BLOCK_COUNT) conv=fdatasync status=progress'
        volumeMounts:
        - name: demo-pvc
          mountPath: /data
      volumes:
      - name: demo-pvc
        persistentVolumeClaim:
          claimName: demo-pvc-ceph-rbd
          readOnly: false

#
# Resources to test CephFS (RWX) volume
#

---
apiVersion: v1
kind: PersistentVolumeClaim
metadata:
  name: demo-pvc-cephfs
  namespace: demo-ocs-workloads
spec:
  accessModes:
  - ReadWriteMany
  resources:
    requests:
      storage: 300Gi
  storageClassName: ocs-storagecluster-cephfs
  
---
apiVersion: batch/v1
kind: Job
metadata:
  name: demo-job-cephfs
  namespace: demo-ocs-workloads
  labels:
    app: demo-job-cephfs
spec:
  template:
    metadata:
      labels:
        app: demo-job-cephfs
    spec:
      restartPolicy: OnFailure
      containers:
      - name: dd-writer
        image: registry.access.redhat.com/ubi8/ubi
        env:
        - name: DD_BLOCK_SIZE
          valueFrom:
            configMapKeyRef:
              name: demo-dd-config
              key: dd_block_size
        - name: DD_BLOCK_COUNT
          valueFrom:
            configMapKeyRef:
              name: demo-dd-config
              key: dd_block_count 
        command:
        - '/usr/bin/bash'
        args:
        - '-c'
        - 'dd if=/dev/zero of=/data/file bs=$(DD_BLOCK_SIZE) count=$(DD_BLOCK_COUNT) conv=fdatasync status=progress'
        volumeMounts:
        - name: demo-pvc
          mountPath: /data
      volumes:
      - name: demo-pvc
        persistentVolumeClaim:
          claimName: demo-pvc-cephfs
          readOnly: false

#
# Resources to test the MCG (Noobaa)
#

---
apiVersion: objectbucket.io/v1alpha1
kind: ObjectBucketClaim
metadata:
  name: demo-obc-noobaa
  namespace: demo-ocs-workloads
spec:
  generateBucketName: "demo-obc-noobaa"
  storageClassName: openshift-storage.noobaa.io

---
apiVersion: batch/v1
kind: Job
metadata:
  name: demo-job-noobaa
  namespace: demo-ocs-workloads
  labels:
    app: demo-job-noobaa
spec:
  template:
    metadata:
      labels:
        app: demo-job-noobaa
    spec:
      restartPolicy: OnFailure
      containers:
        - image: mesosphere/aws-cli:latest
          command: ["sh"]
          args: 
            - '-c'
            - 'set -x && s3cmd --no-check-certificate --host $BUCKET_HOST:$BUCKET_PORT --host-bucket $BUCKET_HOST:$BUCKET_PORT du'
          name: demo-job-noobaa
          env:
            - name: BUCKET_NAME
              valueFrom:
                configMapKeyRef:
                  name: demo-obc-noobaa
                  key: BUCKET_NAME
            - name: BUCKET_HOST
              valueFrom:
                configMapKeyRef:
                  name: demo-obc-noobaa
                  key: BUCKET_HOST
            - name: BUCKET_PORT
              valueFrom:
                configMapKeyRef:
                  name: demo-obc-noobaa
                  key: BUCKET_PORT
            - name: AWS_DEFAULT_REGION
              valueFrom:
                configMapKeyRef:
                  name: demo-obc-noobaa
                  key: BUCKET_REGION
            - name: AWS_ACCESS_KEY_ID
              valueFrom:
                secretKeyRef:
                  name: demo-obc-noobaa
                  key: AWS_ACCESS_KEY_ID
            - name: AWS_SECRET_ACCESS_KEY
              valueFrom:
                secretKeyRef:
                  name: demo-obc-noobaa
                  key: AWS_SECRET_ACCESS_KEY

#
# Resources to test vSphere (Thin) volume
#

---
apiVersion: v1
kind: PersistentVolumeClaim
metadata:
  name: demo-pvc-vsphere
  namespace: demo-ocs-workloads
spec:
  accessModes:
  - ReadWriteOnce
  resources:
    requests:
      storage: 300Gi
  storageClassName: thin
  
---
apiVersion: batch/v1
kind: Job
metadata:
  name: demo-job-vsphere
  namespace: demo-ocs-workloads
  labels:
    app: demo-job-vsphere
spec:
  template:
    metadata:
      labels:
        app: demo-job-vsphere
    spec:
      restartPolicy: OnFailure
      containers:
      - name: dd-writer
        image: registry.access.redhat.com/ubi8/ubi
        env:
        - name: DD_BLOCK_SIZE
          valueFrom:
            configMapKeyRef:
              name: demo-dd-config
              key: dd_block_size
        - name: DD_BLOCK_COUNT
          valueFrom:
            configMapKeyRef:
              name: demo-dd-config
              key: dd_block_count 
        command:
        - '/usr/bin/bash'
        args:
        - '-c'
        - 'dd if=/dev/zero of=/data/file bs=$(DD_BLOCK_SIZE) count=$(DD_BLOCK_COUNT) conv=fdatasync status=progress'
        volumeMounts:
        - name: demo-pvc
          mountPath: /data
      volumes:
      - name: demo-pvc
        persistentVolumeClaim:
          claimName: demo-pvc-vsphere
          readOnly: false

#
# Resources to test AWS EBS (GP2) volume
#

---
apiVersion: v1
kind: PersistentVolumeClaim
metadata:
  name: demo-pvc-aws
  namespace: demo-ocs-workloads
spec:
  accessModes:
  - ReadWriteOnce
  resources:
    requests:
      storage: 300Gi
  storageClassName: gp2
  
---
apiVersion: batch/v1
kind: Job
metadata:
  name: demo-job-aws
  namespace: demo-ocs-workloads
  labels:
    app: demo-job-aws
spec:
  template:
    metadata:
      labels:
        app: demo-job-aws
    spec:
      restartPolicy: OnFailure
      containers:
      - name: dd-writer
        image: registry.access.redhat.com/ubi8/ubi
        env:
        - name: DD_BLOCK_SIZE
          valueFrom:
            configMapKeyRef:
              name: demo-dd-config
              key: dd_block_size
        - name: DD_BLOCK_COUNT
          valueFrom:
            configMapKeyRef:
              name: demo-dd-config
              key: dd_block_count 
        command:
        - '/usr/bin/bash'
        args:
        - '-c'
        - 'dd if=/dev/zero of=/data/file bs=$(DD_BLOCK_SIZE) count=$(DD_BLOCK_COUNT) conv=fdatasync status=progress'
        volumeMounts:
        - name: demo-pvc
          mountPath: /data
      volumes:
      - name: demo-pvc
        persistentVolumeClaim:
          claimName: demo-pvc-aws
          readOnly: false