apiVersion: v1
kind: ServiceAccount
metadata:
  name: csi-controller-sa
  namespace: synology-csi

---
kind: ClusterRole
apiVersion: rbac.authorization.k8s.io/v1
metadata:
  name: synology-csi-controller-role
rules:
  - apiGroups: [""]
    resources: ["events"]
    verbs: ["get", "list", "watch", "create", "update", "patch"]
  - apiGroups: [""]
    resources: ["persistentvolumeclaims"]
    verbs: ["get", "list", "watch", "update", "patch"]
  - apiGroups: [""]
    resources: ["persistentvolumeclaims/status"]
    verbs: ["get", "list", "watch", "update", "patch"]
  - apiGroups: [""]
    resources: ["persistentvolumes"]
    verbs: ["get", "list", "watch", "create", "update", "patch", "delete"]
  - apiGroups: [""]
    resources: ["nodes"]
    verbs: ["get", "list", "watch"]
  - apiGroups: ["storage.k8s.io"]
    resources: ["csinodes"]
    verbs: ["get", "list", "watch"]
  - apiGroups: ["csi.storage.k8s.io"]
    resources: ["csinodeinfos"]
    verbs: ["get", "list", "watch"]
  - apiGroups: ["storage.k8s.io"]
    resources: ["volumeattachments"]
    verbs: ["get", "list", "watch", "update", "patch"]
  - apiGroups: ["storage.k8s.io"]
    resources: ["volumeattachments/status"]
    verbs: ["patch"]
  - apiGroups: ["storage.k8s.io"]
    resources: ["storageclasses"]
    verbs: ["get", "list", "watch"]
  - apiGroups: ["snapshot.storage.k8s.io"]
    resources: ["volumesnapshots"]
    verbs: ["get", "list"]
  - apiGroups: ["snapshot.storage.k8s.io"]
    resources: ["volumesnapshotcontents"]
    verbs: ["get", "list"]
  - apiGroups: [""]
    resources: ["pods"]
    verbs: ["get", "list", "watch"]
  # The following rule should be uncommented for plugins that require secrets
  # for provisioning.
  - apiGroups: [""]
    resources: ["secrets"]
    verbs: ["get", "list", "watch"]

---
kind: ClusterRoleBinding
apiVersion: rbac.authorization.k8s.io/v1
metadata:
  name: synology-csi-controller-role
  namespace: synology-csi
subjects:
  - kind: ServiceAccount
    name: csi-controller-sa
    namespace: synology-csi
roleRef:
  kind: ClusterRole
  name: synology-csi-controller-role
  apiGroup: rbac.authorization.k8s.io

---
# Provisioner must be able to work with endpoints in current namespace
# if (and only if) leadership election is enabled
kind: Role
apiVersion: rbac.authorization.k8s.io/v1
metadata:
  namespace: synology-csi
  name: synology-provisioner-cfg
rules:
# Only one of the following rules for endpoints or leases is required based on
# what is set for `--leader-election-type`. Endpoints are deprecated in favor of Leases.
- apiGroups: [""]
  resources: ["endpoints"]
  verbs: ["get", "watch", "list", "delete", "update", "create"]
- apiGroups: ["coordination.k8s.io"]
  resources: ["leases"]
  verbs: ["get", "watch", "list", "delete", "update", "create"]
# Permissions for CSIStorageCapacity are only needed enabling the publishing
# of storage capacity information.
- apiGroups: ["storage.k8s.io"]
  resources: ["csistoragecapacities"]
  verbs: ["get", "list", "watch", "create", "update", "patch", "delete"]
# The GET permissions below are needed for walking up the ownership chain
# for CSIStorageCapacity. They are sufficient for deployment via
# StatefulSet (only needs to get Pod) and Deployment (needs to get
# Pod and then ReplicaSet to find the Deployment).
- apiGroups: [""]
  resources: ["pods"]
  verbs: ["get"]
- apiGroups: ["apps"]
  resources: ["replicasets"]
  verbs: ["get"]
- apiGroups: ["apps"]
  resources: ["statefulsets"]
  verbs: ["get"]

---
kind: RoleBinding
apiVersion: rbac.authorization.k8s.io/v1
metadata:
  name: synology-csi-provisioner-role-cfg
  namespace: synology-csi
subjects:
  - kind: ServiceAccount
    name: csi-controller-sa
    namespace: synology-csi
roleRef:
  kind: Role
  name: synology-provisioner-cfg
  apiGroup: rbac.authorization.k8s.io

---
kind: StatefulSet
apiVersion: apps/v1
metadata:
  name: synology-csi-controller
  namespace: synology-csi
spec:
  serviceName: "synology-csi-controller"
  replicas: 1
  selector:
    matchLabels:
      app: synology-csi-controller
  template:
    metadata:
      labels:
        app: synology-csi-controller
    spec:
      serviceAccountName: csi-controller-sa
      hostNetwork: true
      containers:
        - name: csi-provisioner
          securityContext:
            privileged: true
            capabilities:
              add: ["SYS_ADMIN"]
            allowPrivilegeEscalation: true
          image: gcr.io/k8s-staging-sig-storage/csi-provisioner:v3.0.0
          args:
            - --timeout=60s
            - --csi-address=$(ADDRESS)
            - --leader-election
#            - --enable-capacity
            - --http-endpoint=:8080
            - --v=1
          env:
            - name: ADDRESS
              value: /var/lib/csi/sockets/pluginproxy/csi.sock
            - name: POD_NAMESPACE
              valueFrom:
                fieldRef:
                  fieldPath: metadata.namespace
            - name: POD_NAME
              valueFrom:
                fieldRef:
                  fieldPath: metadata.name
          imagePullPolicy: Always
          volumeMounts:
            - name: socket-dir
              mountPath: /var/lib/csi/sockets/pluginproxy/
          ports:
            - containerPort: 8080
              name: prov-port
              protocol: TCP
          livenessProbe:
            failureThreshold: 1
            httpGet:
              path: /healthz/leader-election
              port: prov-port
            initialDelaySeconds: 10
            timeoutSeconds: 10
            periodSeconds: 20
        - name: csi-attacher
          securityContext:
            privileged: true
            capabilities:
              add: ["SYS_ADMIN"]
            allowPrivilegeEscalation: true
          image: gcr.io/k8s-staging-sig-storage/csi-attacher:v3.4.0
          args:
            - --v=1
            - --csi-address=$(ADDRESS)
            - --leader-election
            - --http-endpoint=:8081
          env:
            - name: ADDRESS
              value: /var/lib/csi/sockets/pluginproxy/csi.sock
            - name: MY_NAME
              valueFrom:
                fieldRef:
                  fieldPath: metadata.name
          imagePullPolicy: Always
          volumeMounts:
            - name: socket-dir
              mountPath: /var/lib/csi/sockets/pluginproxy/
          ports:
            - containerPort: 8081
              name: attach-port
              protocol: TCP
          livenessProbe:
            failureThreshold: 1
            httpGet:
              path: /healthz/leader-election
              port: attach-port
            initialDelaySeconds: 10
            timeoutSeconds: 10
            periodSeconds: 20
        - name: csi-resizer
          securityContext:
            privileged: true
            capabilities:
              add: ["SYS_ADMIN"]
            allowPrivilegeEscalation: true
          image: gcr.io/k8s-staging-sig-storage/csi-resizer:v1.3.0
          args:
            - --v=1
            - --csi-address=$(ADDRESS)
            - --leader-election
            - --http-endpoint=:8082
          env:
            - name: ADDRESS
              value: /var/lib/csi/sockets/pluginproxy/csi.sock
          imagePullPolicy: Always
          volumeMounts:
            - name: socket-dir
              mountPath: /var/lib/csi/sockets/pluginproxy/
          ports:
            - containerPort: 8082
              name: resizer-port
              protocol: TCP
          livenessProbe:
            failureThreshold: 1
            httpGet:
              path: /healthz/leader-election
              port: resizer-port
            initialDelaySeconds: 10
            timeoutSeconds: 10
            periodSeconds: 20
        - name: csi-plugin
          securityContext:
            privileged: true
            capabilities:
              add: ["SYS_ADMIN"]
            allowPrivilegeEscalation: true
          image: cristicalin/synology-csi:v1.0.0
          args:
            - --nodeid=NotUsed
            - --endpoint=$(CSI_ENDPOINT)
            - --client-info
            - /etc/synology/client-info.yml
            - --log-level=info
          env:
            - name: CSI_ENDPOINT
              value: unix:///var/lib/csi/sockets/pluginproxy/csi.sock
          imagePullPolicy: IfNotPresent
          volumeMounts:
            - name: socket-dir
              mountPath: /var/lib/csi/sockets/pluginproxy/
            - name: client-info
              mountPath: /etc/synology
              readOnly: true
      volumes:
        - name: socket-dir
          emptyDir: {}
        - name: client-info
          secret:
            secretName: client-info-secret