Merge pull request #3804 from mukundansundar/oidc-extensions

add docs for oidc extensions field in kafka

Author: hhunter-ms

daprdocs/content/en/reference/components-reference/supported-bindings/kafka.md

@@ -74,6 +74,7 @@ spec:
 | `oidcScopes` | N | Input/Output | Comma-delimited list of OAuth2/OIDC scopes to request with the access token. Recommended when `authType` is set to `oidc`. Defaults to `"openid"` | `"openid,kafka-prod"` |
 | `version` | N | Input/Output | Kafka cluster version. Defaults to 2.0.0. Please note that this needs to be mandatorily set to `1.0.0` for EventHubs with Kafka. | `"1.0.0"` |
 | `direction` | N | Input/Output | The direction of the binding. | `"input"`, `"output"`, `"input, output"` |
+| `oidcExtensions` | N | Input/Output | String containing a JSON-encoded dictionary of OAuth2/OIDC extensions to request with the access token | `{"cluster":"kafka","poolid":"kafkapool"}` |
 
 #### Note
 The metadata `version` must be set to `1.0.0` when using Azure EventHubs with Kafka.

daprdocs/content/en/reference/components-reference/supported-pubsub/setup-apache-kafka.md

@@ -80,6 +80,7 @@ spec:
 | oidcClientID | N | The OAuth2 client ID that has been provisioned in the identity provider. Required when `authType` is set to `oidc` | `dapr-kafka` |
 | oidcClientSecret | N | The OAuth2 client secret that has been provisioned in the identity provider: Required when `authType` is set to `oidc` | `"KeFg23!"` |
 | oidcScopes | N | Comma-delimited list of OAuth2/OIDC scopes to request with the access token. Recommended when `authType` is set to `oidc`. Defaults to `"openid"` | `"openid,kafka-prod"` |
+| oidcExtensions | N | Input/Output | String containing a JSON-encoded dictionary of OAuth2/OIDC extensions to request with the access token | `{"cluster":"kafka","poolid":"kafkapool"}` |
 
 The `secretKeyRef` above is referencing  a [kubernetes secrets store]({{< ref kubernetes-secret-store.md >}}) to access the tls information. Visit [here]({{< ref setup-secret-store.md >}}) to learn more about how to configure a secret store component.