bugraoz93 commented on code in PR #51657:
URL: https://github.com/apache/airflow/pull/51657#discussion_r2160061540


##########
providers/keycloak/src/airflow/providers/keycloak/auth_manager/keycloak_auth_manager.py:
##########
@@ -282,3 +289,47 @@ def _get_headers(access_token):
             "Authorization": f"Bearer {access_token}",
             "Content-Type": "application/x-www-form-urlencoded",
         }
+
+    @classmethod
+    def _get_keycloak_client(cls) -> KeycloakOpenID:
+        client_id = conf.get(CONF_SECTION_NAME, CONF_CLIENT_ID_KEY)
+        client_secret = conf.get(CONF_SECTION_NAME, CONF_CLIENT_SECRET_KEY)
+        realm = conf.get(CONF_SECTION_NAME, CONF_REALM_KEY)
+        server_url = conf.get(CONF_SECTION_NAME, CONF_SERVER_URL_KEY)
+
+        return KeycloakOpenID(
+            server_url=server_url,
+            client_id=client_id,
+            client_secret_key=client_secret,
+            realm_name=realm,
+        )
+
+    def refresh_token(self, token: str) -> str | None:
+        """Refresh the access token for the user."""
+        client = self._get_keycloak_client()
+        try:
+            tokens = client.refresh_token(token)
+            log.info("Token refreshed successfully")
+            return tokens["access_token"]
+        except InvalidTokenError:
+            log.error("Invalid refresh token")
+            return None
+        except Exception as e:
+            log.error("Error refreshing token: %s", e)
+            return None

Review Comment:
   Updated



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