client.yaml

apiVersion: apps/v1
kind: DaemonSet
metadata:
  name: client
  namespace: <CHANGE-NAMESPACE> 
spec:
  selector:
    matchLabels:
      role: client
  template:
    metadata:
      annotations:
        prometheus.io/scrape: 'true'
        prometheus.io/path: '/prometheus'
        prometheus.io/port: '55000'
      labels:
        role: client
        version: "2"
    spec:
      containers:
      - name: quobyte-client
        image: quay.io/quobyte/quobyte-client:2
        imagePullPolicy: Always
        env:
          - name: QUOBYTE_CLIENT_LOG_LEVEL
            value: INFO
          - name: QUOBYTE_REGISTRY
            # Your Quobyte registry endpoint
            value: <YOUR_QUOBYTE_REGISTRY> # Example: hydrogen.quobyte.com:12354
          - name: QUOBYTE_MOUNT_POINT
            # Corresponding volume mount must be one directory below this path
            # Example volumeMount is : /home/quobyte and clientMountPoint is /home/quobyte/mounts
            value: /home/quobyte/mounts
          # Enabling access keys requires Quobyte version 3.0 or later
          - name: ENABLE_ACCESS_KEY_MOUNTS
            value: "false"  # to enable, set it to true
          - name: NODENAME
            valueFrom:
              fieldRef:
                fieldPath: spec.nodeName
        ports:
          - name: http-port
            containerPort: 55000
            hostPort: 55000
            protocol: TCP
        readinessProbe:
          timeoutSeconds: 5
          httpGet:
            port: 55000
            path: /
        livenessProbe:
          initialDelaySeconds: 30
          timeoutSeconds: 5
          httpGet:
            port: 55000
            path: /
        command:
          - /bin/bash
          - -xec
          - |
            ENABLE_ACCESS_CONTEXTS=""
            if [[ ${ENABLE_ACCESS_KEY_MOUNTS} = true ]]; then
              ENABLE_ACCESS_CONTEXTS="--enable-access-contexts --no-default-permissions"
            fi
            if cut -d" " -f2 /proc/self/mounts | grep -q ${QUOBYTE_MOUNT_POINT}; then
              umount -l ${QUOBYTE_MOUNT_POINT}
            fi
            mkdir -p /root/.quobyte ${QUOBYTE_MOUNT_POINT}
            if find "$QUOBYTE_MOUNT_POINT" -mindepth 1 -print -quit 2>/dev/null | grep -q .; then
                echo "POLLUTED MOUNT POINT DETECTED! Cannot use $QUOBYTE_MOUNT_POINT as a mount point."
                echo "Please remove all files and directories from $QUOBYTE_MOUNT_POINT and "
                echo "run 'chattr +i $QUOBYTE_MOUNT_POINT' to prevent future mount point pollution."
            else
              # set the mount point immutable. As long as mount.quobyte does not run,
              # other processes cannot write data to this dir.
              chattr +i ${QUOBYTE_MOUNT_POINT} || \
                echo "WARNING: The local filesystem does not support IMMUTABLE flag. Mount point pollution is possible."
              /usr/bin/mount.quobyte --hostname ${NODENAME} \
                --http-port 55000 -f \
                -d ${QUOBYTE_CLIENT_LOG_LEVEL} -l /dev/stdout ${OPTS} \
                --minidump-path /tmp/minidumps --allow-minidump-upload \
                ${QUOBYTE_REGISTRY}/ ${QUOBYTE_MOUNT_POINT} ${ENABLE_ACCESS_CONTEXTS}
            fi
        securityContext:
          privileged: true
        volumeMounts:
          - name: quobyte-mount
            mountPath: /home/quobyte
            mountPropagation: Bidirectional
          - name: minidumps-dir
            mountPath: /tmp/minidumps
        lifecycle:
          preStop:
            exec:
              command: ["/bin/bash", "-xc", "umount -l ${QUOBYTE_MOUNT_POINT}"]
      nodeSelector:
        quobyte_client: "true"
      volumes:
      - name: quobyte-mount
        hostPath:
          path: /home/quobyte
      - name: minidumps-dir
        hostPath:
          path: /var/lib/quobyte/.minidumps