# Copyright (c) 2017 OpenStack Foundation.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

kind: DaemonSet
apiVersion: extensions/v1beta1
metadata:
  name: cinder-flexvolume
  namespace: kube-system
  labels:
    component: cinder-flexvolume
    k8s-app: cinder-flexvolume
    name: cinder-flexvolume
spec:
  selector:
    matchLabels:
      component: cinder-flexvolume
      k8s-app: cinder-flexvolume
      name: cinder-flexvolume
  template:
    metadata:
      labels:
        component: cinder-flexvolume
        k8s-app: cinder-flexvolume
        name: cinder-flexvolume
      annotations:
        runtime.frakti.alpha.kubernetes.io/OSContainer: "true"
        scheduler.alpha.kubernetes.io/critical-pod: ''
        scheduler.alpha.kubernetes.io/tolerations: |
          [{"key": "dedicated", "value": "master", "effect": "NoSchedule" },
           {"key":"CriticalAddonsOnly", "operator":"Exists"}]
    spec:
      hostNetwork: true
      securityContext: {}
      containers:
        - name: cinder-flexvolume
          resources: {}
          image: stackube/flex-volume:v0.2
          command: ["/bin/bash", "install.sh"]
          env:
            # The endpoint of openstack authentication.
            - name: AUTH_URL
              valueFrom:
                configMapKeyRef:
                  name: stackube-config
                  key: auth-url
            # The username for openstack authentication.
            - name: USERNAME
              valueFrom:
                configMapKeyRef:
                  name: stackube-config
                  key: username
            # The password for openstack authentication.
            - name: PASSWORD
              valueFrom:
                configMapKeyRef:
                  name: stackube-config
                  key: password
            # The tenant name for openstack authentication.
            - name: TENANT_NAME
              valueFrom:
                configMapKeyRef:
                  name: stackube-config
                  key: tenant-name
            # The region for openstack authentication.
            - name: REGION
              valueFrom:
                configMapKeyRef:
                  name: stackube-config
                  key: region
            # The keyring for cinder client.
            - name: KEYRING
              valueFrom:
                configMapKeyRef:
                  name: stackube-config
                  key: keyring
          volumeMounts:
            - mountPath: /mnt/binary
              name: binarydir
            - mountPath: /mnt/config
              name: cinderconfig
      volumes:
        # Used for flexvolume binary.
        - name: binarydir
          hostPath:
            path: /usr/libexec/kubernetes/kubelet-plugins/volume/exec/cinder~flexvolume_driver/
        # Used to cinder client.
        - name: cinderconfig
          hostPath:
            path: /etc/kubernetes