--- title: RBAC overview: Adapter that exposes Istio's Role-Based Access Control model. location: https://istio.io/docs/reference/config/adapters/rbac.html layout: protoc-gen-docs number_of_entries: 1 ---

The `rbac` adapter provides Role-Based Access Control (RBAC) functionality for for services within the Istio mesh.

## Params

Configuration format for the `rbac` adapter.

For example, the following configuration defines a RBAC handler with configuration store URL pointing to Kubernetes etcd (“k8s://”). If you want to run Mixer locally, you can set the configuration store URL to a local directory (e.g., “fs:///tmp/testdata/configroot”).

    apiVersion: "config.istio.io/v1alpha2"
    kind: rbac
    metadata:
      name: rbachandler
      namespace: istio-system
    spec:
      config_store_url: "fs:///tmp/testdata/config"

Field | Type | Description
--- | --- | ---
`configStoreUrl` | `string` | URL for the config store. It is used to initiate a new Store instance. Following are some examples of the config store URL: * “k8s://” * “fs:///tmp/testdata/configroot”
`cacheDuration` | `google.protobuf.Duration` | The duration for which authorization results may be cached.