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headlamp-tns-csi-plugin/docs/user-guide/rbac.md
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Chris Farhood f1feb5c2f7 feat: native Headlamp integration, TrueNAS API, docs, and CI for v0.2.0
Native Headlamp integrations:
- registerResourceTableColumnsProcessor: add Protocol/Pool/Server columns to
  native StorageClass table and Protocol/Volume Handle to PV table
- registerDetailsViewSection: inject TNS-CSI section into PV detail pages
- registerDetailsViewSection: inject driver role/status into tns-csi Pod pages
- registerDetailsViewHeaderAction: Benchmark shortcut on StorageClass detail
- registerAppBarAction: driver health badge (N/Nc M/Mn, color-coded)
- Trim sidebar from 6 → 4 entries (Overview, Snapshots, Metrics, Benchmark)

TrueNAS API integration:
- src/api/truenas.ts: ConfigStore-backed settings, WebSocket JSON-RPC client
  for pool.query (auth.login_with_api_key + pool.query)
- src/components/TnsCsiSettings.tsx: API key + server override settings UI
  with connection test button
- TnsCsiDataContext: fetch real pool stats (size/allocated/free/status)
- OverviewPage: three-tier pool capacity display (real data → error → metrics
  fallback)

Documentation:
- README, CHANGELOG, CONTRIBUTING, SECURITY
- docs/: architecture, deployment (Helm), getting-started, user-guide,
  troubleshooting

CI:
- .github/workflows/ci.yaml: lint + type-check + test on PR/push
- .github/workflows/release.yaml: workflow_dispatch versioned release

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via [Happy](https://happy.engineering)

Co-Authored-By: Claude <noreply@anthropic.com>
Co-Authored-By: Happy <yesreply@happy.engineering>
2026-02-18 16:37:56 -05:00

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Markdown

# RBAC Permissions
## Overview
The plugin requires different permissions depending on which features you use. Start with the read-only set and add the benchmark write permissions only if needed.
## Read-Only Permissions (All Pages Except Benchmark)
```yaml
apiVersion: rbac.authorization.k8s.io/v1
kind: ClusterRole
metadata:
name: headlamp-tns-csi-reader
rules:
# StorageClasses and CSIDriver
- apiGroups: ["storage.k8s.io"]
resources: ["storageclasses", "csidrivers"]
verbs: ["get", "list", "watch"]
# PersistentVolumes (cluster-scoped)
- apiGroups: [""]
resources: ["persistentvolumes"]
verbs: ["get", "list", "watch"]
# PersistentVolumeClaims (all namespaces)
- apiGroups: [""]
resources: ["persistentvolumeclaims"]
verbs: ["get", "list", "watch"]
# tns-csi driver pods and their logs/proxy (for metrics)
- apiGroups: [""]
resources: ["pods"]
verbs: ["get", "list", "watch"]
- apiGroups: [""]
resources: ["pods/log", "pods/proxy"]
verbs: ["get"]
# VolumeSnapshots (optional — gracefully degraded if absent)
- apiGroups: ["snapshot.storage.k8s.io"]
resources: ["volumesnapshots", "volumesnapshotclasses"]
verbs: ["get", "list", "watch"]
---
apiVersion: rbac.authorization.k8s.io/v1
kind: ClusterRoleBinding
metadata:
name: headlamp-tns-csi
subjects:
- kind: ServiceAccount
name: headlamp # adjust to your Headlamp service account name
namespace: kube-system # adjust to your Headlamp namespace
roleRef:
kind: ClusterRole
name: headlamp-tns-csi-reader
apiGroup: rbac.authorization.k8s.io
```
## Additional Permissions for Benchmark Page
The Benchmark page creates and deletes a Job and PVC. These rules can be added to the ClusterRole above, or bound as a separate namespaced Role scoped to a dedicated benchmark namespace.
```yaml
# Benchmark: create/delete kbench Job
- apiGroups: ["batch"]
resources: ["jobs"]
verbs: ["get", "list", "watch", "create", "delete"]
# Benchmark: create/delete kbench PVC
- apiGroups: [""]
resources: ["persistentvolumeclaims"]
verbs: ["get", "list", "watch", "create", "delete"]
```
## Scoping Benchmark Permissions to a Namespace
For tighter security, restrict benchmark write permissions to a dedicated namespace using a Role + RoleBinding instead of ClusterRole:
```yaml
apiVersion: rbac.authorization.k8s.io/v1
kind: Role
metadata:
name: headlamp-tns-csi-benchmark
namespace: storage-benchmarks # dedicated benchmark namespace
rules:
- apiGroups: ["batch"]
resources: ["jobs"]
verbs: ["get", "list", "watch", "create", "delete"]
- apiGroups: [""]
resources: ["persistentvolumeclaims"]
verbs: ["get", "list", "watch", "create", "delete"]
- apiGroups: [""]
resources: ["pods", "pods/log"]
verbs: ["get", "list", "watch"]
---
apiVersion: rbac.authorization.k8s.io/v1
kind: RoleBinding
metadata:
name: headlamp-tns-csi-benchmark
namespace: storage-benchmarks
subjects:
- kind: ServiceAccount
name: headlamp
namespace: kube-system
roleRef:
kind: Role
name: headlamp-tns-csi-benchmark
apiGroup: rbac.authorization.k8s.io
```
With this configuration, benchmark jobs can only be created in the `storage-benchmarks` namespace.
## Permission Summary by Feature
| Feature | Permissions Required |
| ------- | -------------------- |
| Overview | `storageclasses list`, `persistentvolumes list`, `persistentvolumeclaims list`, `pods list` (kube-system), `csidrivers get` |
| Storage Classes | `storageclasses list` |
| Volumes | `persistentvolumes list` |
| Snapshots | `volumesnapshots list`, `volumesnapshotclasses list` |
| Metrics | `pods/proxy get` (kube-system controller pod) |
| Benchmark | `jobs create/delete`, `persistentvolumeclaims create/delete` |
| PVC Detail Injection | `persistentvolumeclaims get`, `persistentvolumes get` |