ceph-demo.yaml

---
apiVersion: v1
kind: Namespace
metadata:
  name: ceph
---
apiVersion: v1
kind: ServiceAccount
metadata:
  name: ceph
  namespace: ceph
---
kind: DaemonSet
apiVersion: extensions/v1beta1
metadata:
  name: ceph-osd
  namespace: ceph
  labels:
    app: ceph
    daemon: osd
spec:
  template:
    metadata:
      labels:
        app: ceph
        daemon: osd
    spec:
      hostNetwork: true
      serviceAccountName: ceph
      nodeSelector:
        node-type: demo-storage
      volumes:
        - name: ceph-conf
          hostPath:
            path: /data/ceph/etc
        - name: ceph-data
          hostPath:
            path: /data/ceph/var_lib
        - name: var-run
          emptyDir: {}
      containers:
        - name: osd-pod
          image: ceph/daemon:latest
          args: ["demo"]
          imagePullPolicy: IfNotPresent
          volumeMounts:
            - name: ceph-conf
              mountPath: /etc/ceph
            - name: ceph-data
              mountPath: /var/lib/ceph
            - name: var-run
              mountPath: /var/run
          securityContext:
            privileged: true
          env:
            - name: MON_IP
              valueFrom:
                fieldRef:
                  fieldPath: status.podIP
            - name: CEPH_PUBLIC_NETWORK
              value: "0.0.0.0/0"
            - name: CEPH_DEMO_UID
              value: k8s-demo
            - name: CEPH_DEMO_ACCESS_KEY
              value: demo
            - name: CEPH_DEMO_SECRET_KEY
              value: demo
            - name: CEPH_DEMO_BUCKET
              value: "demo-bucket"
          livenessProbe:
              tcpSocket:
                port: 6789
              initialDelaySeconds: 60
              timeoutSeconds: 5
          readinessProbe:
              tcpSocket:
                port: 6789
              timeoutSeconds: 5
          resources:
            requests:
              memory: "256Mi"
              cpu: "1000m"
            limits:
              memory: "1024Mi"
              cpu: "2000m"