create storageclass

cluster/synology-storageclass.yaml

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+---
+apiVersion: argoproj.io/v1alpha1
+kind: Application
+metadata:
+  name: synology-storageclass
+  finalizers:
+  - resources-finalizer.argocd.argoproj.io
+  annotations:
+    argocd.argoproj.io/sync-wave: "4"
+spec:
+  destination:
+    name: in-cluster
+    namespace: synology-csi
+  project: default
+  source:
+    path: cluster/synology-storageclass
+    repoURL: https://github.com/rblundon/homelab.git
+    targetRevision: HEAD
+  syncPolicy:
+    automated:
+      prune: false
+      selfHeal: true
+    syncOptions:
+    - RespectIgnoreDifferences=true
+    - CreateNamespace=true
+    managedNamespaceMetadata:
+      labels:
+        argocd.argoproj.io/managed-by: openshift-gitops
+  ignoreDifferences:
+  - group: apps
+    kind: Deployment
+    jsonPointers:
+    - /spec/replicas

cluster/synology-storageclass/controller.yaml

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+---
+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: [""]
+    resources: ["pods"]
+    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", "volumeattachments/status"]
+    verbs: ["get", "list", "watch", "update", "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: ["secrets"]
+    verbs: ["get"]
+
+---
+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
+
+---
+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: registry.k8s.io/sig-storage/csi-provisioner:v3.0.0
+          args:
+            - --timeout=60s
+            - --csi-address=$(ADDRESS)
+            - --v=5
+            - --extra-create-metadata
+          env:
+            - name: ADDRESS
+              value: /var/lib/csi/sockets/pluginproxy/csi.sock
+          imagePullPolicy: Always
+          volumeMounts:
+            - name: socket-dir
+              mountPath: /var/lib/csi/sockets/pluginproxy/
+        - name: csi-attacher
+          securityContext:
+            privileged: true
+            capabilities:
+              add: ["SYS_ADMIN"]
+            allowPrivilegeEscalation: true
+          image: registry.k8s.io/sig-storage/csi-attacher:v3.3.0
+          args:
+            - --v=5
+            - --csi-address=$(ADDRESS)
+          env:
+            - name: ADDRESS
+              value: /var/lib/csi/sockets/pluginproxy/csi.sock
+          imagePullPolicy: Always
+          volumeMounts:
+            - name: socket-dir
+              mountPath: /var/lib/csi/sockets/pluginproxy/
+        - name: csi-resizer
+          securityContext:
+            privileged: true
+            capabilities:
+              add: ["SYS_ADMIN"]
+            allowPrivilegeEscalation: true
+          image: registry.k8s.io/sig-storage/csi-resizer:v1.3.0
+          args:
+            - --v=5
+            - --csi-address=$(ADDRESS)
+          env:
+            - name: ADDRESS
+              value: /var/lib/csi/sockets/pluginproxy/csi.sock
+          imagePullPolicy: Always
+          volumeMounts:
+            - name: socket-dir
+              mountPath: /var/lib/csi/sockets/pluginproxy/
+        - name: csi-plugin
+          securityContext:
+            privileged: true
+            capabilities:
+              add: ["SYS_ADMIN"]
+            allowPrivilegeEscalation: true
+          image: synology/synology-csi:v1.2.0 #v1.1.3
+          args:
+            - --nodeid=NotUsed
+            - --endpoint=$(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

cluster/synology-storageclass/csi-driver.yaml

@@ -0,0 +1,9 @@
+apiVersion: storage.k8s.io/v1
+kind: CSIDriver
+metadata:
+  name: csi.san.synology.com
+spec:
+  attachRequired: true # Indicates the driver requires an attach operation (TODO: ControllerPublishVolume should be implemented)
+  podInfoOnMount: true
+  volumeLifecycleModes:
+    - Persistent

cluster/synology-storageclass/kustomization.yaml

@@ -0,0 +1,15 @@
+---
+apiVersion: kustomize.config.k8s.io/v1beta1
+kind: Kustomization
+
+resources:
+- namespace.yaml
+- synology-secret-eso.yaml
+- synology-csi-scc.yaml
+- controller.yaml
+- csi-driver.yaml
+- node.yaml
+- storage-class.yaml
+- snapshotter.yaml
+- volume-snapshot-class.yaml
+- enable-iscsi.yaml

cluster/synology-storageclass/namespace.yaml

@@ -0,0 +1,12 @@
+---
+apiVersion: v1
+kind: Namespace
+metadata:
+  labels:
+    kubernetes.io/metadata.name: synology-csi
+    name: synology-csi
+    argocd.argoproj.io/managed-by: openshift-gitops-operator
+  name: synology-csi
+spec:
+  finalizers:
+  - kubernetes

cluster/synology-storageclass/node.yaml

@@ -0,0 +1,140 @@
+---
+apiVersion: v1
+kind: ServiceAccount
+metadata:
+  name: csi-node-sa
+  namespace: synology-csi
+
+---
+kind: ClusterRole
+apiVersion: rbac.authorization.k8s.io/v1
+metadata:
+  name: synology-csi-node-role
+rules:
+  - apiGroups: [""]
+    resources: ["secrets"]
+    verbs: ["get", "list"]
+  - apiGroups: [""]
+    resources: ["nodes"]
+    verbs: ["get", "list", "update"]
+  - apiGroups: [""]
+    resources: ["namespaces"]
+    verbs: ["get", "list"]
+  - apiGroups: [""]
+    resources: ["persistentvolumes"]
+    verbs: ["get", "list", "watch", "update"]
+  - apiGroups: ["storage.k8s.io"]
+    resources: ["volumeattachments"]
+    verbs: ["get", "list", "watch", "update"]
+
+---
+kind: ClusterRoleBinding
+apiVersion: rbac.authorization.k8s.io/v1
+metadata:
+  name: synology-csi-node-role
+  namespace: synology-csi
+subjects:
+  - kind: ServiceAccount
+    name: csi-node-sa
+    namespace: synology-csi
+roleRef:
+  kind: ClusterRole
+  name: synology-csi-node-role
+  apiGroup: rbac.authorization.k8s.io
+
+---
+kind: DaemonSet
+apiVersion: apps/v1
+metadata:
+  name: synology-csi-node
+  namespace: synology-csi
+spec:
+  selector:
+    matchLabels:
+      app: synology-csi-node
+  template:
+    metadata:
+      labels:
+        app: synology-csi-node
+    spec:
+      serviceAccount: csi-node-sa
+      hostNetwork: true
+      containers:
+        - name: csi-driver-registrar
+          securityContext:
+            privileged: true
+          imagePullPolicy: Always
+          image: registry.k8s.io/sig-storage/csi-node-driver-registrar:v2.3.0
+          args:
+            - --v=5
+            - --csi-address=$(ADDRESS)                         # the csi socket path inside the pod
+            - --kubelet-registration-path=$(REGISTRATION_PATH) # the csi socket path on the host node
+          env:
+            - name: ADDRESS
+              value: /csi/csi.sock
+            - name: REGISTRATION_PATH
+              value: /var/lib/kubelet/plugins/csi.san.synology.com/csi.sock
+            - name: KUBE_NODE_NAME
+              valueFrom:
+                fieldRef:
+                  fieldPath: spec.nodeName
+          volumeMounts:
+            - name: plugin-dir
+              mountPath: /csi
+            - name: registration-dir
+              mountPath: /registration
+        - name: csi-plugin
+          securityContext:
+            privileged: true
+          imagePullPolicy: Always #IfNotPresent
+          image: synology/synology-csi:v1.2.0 #v1.1.3
+          args:
+            - --nodeid=$(KUBE_NODE_NAME)
+            - --endpoint=$(CSI_ENDPOINT)
+            - --client-info
+            - /etc/synology/client-info.yml
+            - --log-level=info
+          env:
+            - name: CSI_ENDPOINT
+              value: unix://csi/csi.sock
+            - name: KUBE_NODE_NAME
+              valueFrom:
+                fieldRef:
+                  fieldPath: spec.nodeName
+          volumeMounts:
+            - name: kubelet-dir
+              mountPath: /var/lib/kubelet
+              mountPropagation: "Bidirectional"
+            - name: plugin-dir
+              mountPath: /csi
+            - name: client-info
+              mountPath: /etc/synology
+              readOnly: true
+            - name: host-root
+              mountPath: /host
+            - name: device-dir
+              mountPath: /dev
+      volumes:
+        - name: kubelet-dir
+          hostPath:
+            path: /var/lib/kubelet
+            type: Directory
+        - name: plugin-dir
+          hostPath:
+            path: /var/lib/kubelet/plugins/csi.san.synology.com/
+            type: DirectoryOrCreate
+        - name: registration-dir
+          hostPath:
+            path: /var/lib/kubelet/plugins_registry
+            type: Directory
+        - name: client-info
+          secret:
+            secretName: client-info-secret
+        - name: host-root
+          hostPath:
+            path: /
+            type: Directory
+        - name: device-dir
+          hostPath:
+            path: /dev
+            type: Directory

cluster/synology-storageclass/snapshotter.yaml

@@ -0,0 +1,107 @@
+---
+apiVersion: v1
+kind: ServiceAccount
+metadata:
+  name: csi-snapshotter-sa
+  namespace: synology-csi
+
+---
+kind: ClusterRole
+apiVersion: rbac.authorization.k8s.io/v1
+metadata:
+  name: synology-csi-snapshotter-role
+rules:
+  - apiGroups: [""]
+    resources: ["events"]
+    verbs: ["list", "watch", "create", "update", "patch"]
+  - apiGroups: ["snapshot.storage.k8s.io"]
+    resources: ["volumesnapshotclasses"]
+    verbs: ["get", "list", "watch"]
+  - apiGroups: ["snapshot.storage.k8s.io"]
+    resources: ["volumesnapshotcontents"]
+    verbs: ["create", "get", "list", "watch", "update", "delete"]
+  - apiGroups: ["snapshot.storage.k8s.io"]
+    resources: ["volumesnapshotcontents/status"]
+    verbs: ["update"]
+
+---
+kind: ClusterRoleBinding
+apiVersion: rbac.authorization.k8s.io/v1
+metadata:
+  name: synology-csi-snapshotter-role
+  namespace: synology-csi
+subjects:
+  - kind: ServiceAccount
+    name: csi-snapshotter-sa
+    namespace: synology-csi
+roleRef:
+  kind: ClusterRole
+  name: synology-csi-snapshotter-role
+  apiGroup: rbac.authorization.k8s.io
+
+---
+kind: StatefulSet
+apiVersion: apps/v1
+metadata:
+  name: synology-csi-snapshotter
+  namespace: synology-csi
+spec:
+  serviceName: "synology-csi-snapshotter"
+  replicas: 1
+  selector:
+    matchLabels:
+      app: synology-csi-snapshotter
+  template:
+    metadata:
+      labels:
+        app: synology-csi-snapshotter
+    spec:
+      serviceAccountName: csi-snapshotter-sa
+      hostNetwork: true
+      containers:
+        - name: csi-snapshotter
+          securityContext:
+            privileged: true
+            capabilities:
+              add: ["SYS_ADMIN"]
+            allowPrivilegeEscalation: true
+          image: registry.k8s.io/sig-storage/csi-snapshotter:v4.2.1
+          args:
+            - --v=5
+            - --csi-address=$(ADDRESS)
+          env:
+            - name: ADDRESS
+              value: /var/lib/csi/sockets/pluginproxy/csi.sock
+          imagePullPolicy: Always
+          volumeMounts:
+            - name: socket-dir
+              mountPath: /var/lib/csi/sockets/pluginproxy/
+        - name: csi-plugin
+          securityContext:
+            privileged: true
+            capabilities:
+              add: ["SYS_ADMIN"]
+            allowPrivilegeEscalation: true
+          image: synology/synology-csi:v1.1.3
+          args:
+            - --nodeid=NotUsed
+            - --endpoint=$(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

cluster/synology-storageclass/storage-class.yaml

@@ -0,0 +1,15 @@
+apiVersion: storage.k8s.io/v1
+kind: StorageClass
+metadata:
+  name: synology-iscsi-storage
+  annotations:
+    storageclass.kubernetes.io/is-default-class: "true"
+provisioner: csi.san.synology.com
+# if all params are empty, synology CSI will choose an available location to create volume
+parameters:
+  dsm: '10.10.121.35'
+  protocol: 'iscsi'
+  location: '/volume1'
+  csi.storage.k8s.io/fstype: 'ext4'
+reclaimPolicy: Delete #Retain
+allowVolumeExpansion: true

cluster/synology-storageclass/synology-csi-scc.yaml

@@ -0,0 +1,29 @@
+---
+kind: SecurityContextConstraints
+apiVersion: security.openshift.io/v1
+metadata:
+  name: synology-csi-scc
+allowHostDirVolumePlugin: true
+allowHostNetwork: true
+allowPrivilegedContainer: true
+allowedCapabilities:
+- 'SYS_ADMIN'
+defaultAddCapabilities: []
+fsGroup:
+  type: RunAsAny
+groups: []
+priority:
+readOnlyRootFilesystem: false
+requiredDropCapabilities: []
+runAsUser:
+  type: RunAsAny
+seLinuxContext:
+  type: RunAsAny
+supplementalGroups:
+  type: RunAsAny
+users:
+- system:serviceaccount:synology-csi:csi-controller-sa
+- system:serviceaccount:synology-csi:csi-node-sa
+- system:serviceaccount:synology-csi:csi-snapshotter-sa
+volumes:
+- '*'

cluster/synology-storageclass/synology-secret-eso.yaml

@@ -0,0 +1,15 @@
+---
+apiVersion: external-secrets.io/v1beta1
+kind: ExternalSecret
+metadata:
+  name: client-info-secret
+  namespace: synology-csi
+spec:
+  secretStoreRef:
+    kind: ClusterSecretStore
+    name: doppler-cluster
+  refreshInterval: "1h"
+  data:
+    - secretKey: client-info.yml
+      remoteRef:
+        key: SYNOLOGY_CLIENT_INFO

cluster/synology-storageclass/volume-snapshot-class.yaml

@@ -0,0 +1,11 @@
+apiVersion: snapshot.storage.k8s.io/v1
+kind: VolumeSnapshotClass
+metadata:
+  name: synology-snapshotclass
+  annotations:
+    storageclass.kubernetes.io/is-default-class: "false"
+driver: csi.san.synology.com
+deletionPolicy: Delete
+# parameters:
+#   description: 'Kubernetes CSI' ＃ only for iscsi protocol
+#   is_locked: 'false'