Add kerberos dependency to Impala Provider

airflow/providers/apache/impala/provider.yaml

@@ -44,3 +44,8 @@ hooks:
 connection-types:
   - hook-class-name: airflow.providers.apache.impala.hooks.impala.ImpalaHook
     connection-type: impala
+
+additional-extras:
+  - name: kerberos
+    dependencies:
+      - kerberos>=1.3.0

tests/providers/apache/impala/hooks/test_impala.py

@@ -54,6 +54,31 @@ def test_get_conn(mock_connect):
     )
 
 
+@patch("airflow.providers.apache.impala.hooks.impala.connect", autospec=True)
+def test_get_conn_kerberos(mock_connect):
+    hook = ImpalaHook()
+    hook.get_connection = MagicMock(
+        return_value=Connection(
+            login="login",
+            password="password",
+            host="host",
+            port=21050,
+            schema="test",
+            extra={"auth_mechanism": "GSSAPI", "use_ssl": True},
+        )
+    )
+    hook.get_conn()
+    mock_connect.assert_called_once_with(
+        host="host",
+        port=21050,
+        user="login",
+        password="password",
+        database="test",
+        use_ssl=True,
+        auth_mechanism="GSSAPI",
+    )
+
+
 @patch("airflow.providers.common.sql.hooks.sql.DbApiHook.insert_rows")
 def test_insert_rows(mock_insert_rows, impala_hook_fixture):
     table = "table"