Coverage for /pythoncovmergedfiles/medio/medio/src/airflow/airflow/serialization/serializers/kubernetes.py: 32%

1# 

2# Licensed to the Apache Software Foundation (ASF) under one 

3# or more contributor license agreements. See the NOTICE file 

4# distributed with this work for additional information 

5# regarding copyright ownership. The ASF licenses this file 

6# to you under the Apache License, Version 2.0 (the 

7# "License"); you may not use this file except in compliance 

8# with the License. You may obtain a copy of the License at 

9# 

10# http://www.apache.org/licenses/LICENSE-2.0 

11# 

12# Unless required by applicable law or agreed to in writing, 

13# software distributed under the License is distributed on an 

14# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 

15# KIND, either express or implied. See the License for the 

16# specific language governing permissions and limitations 

17# under the License. 

18from __future__ import annotations 

19 

20import logging 

21from typing import TYPE_CHECKING 

22 

23from airflow.utils.module_loading import qualname 

24 

25# lazy loading for performance reasons 

26serializers = [ 

27 "kubernetes.client.models.v1_resource_requirements.V1ResourceRequirements", 

28 "kubernetes.client.models.v1_pod.V1Pod", 

29] 

30 

31if TYPE_CHECKING: 

32 from airflow.serialization.serde import U 

33 

34__version__ = 1 

35 

36deserializers: list[type[object]] = [] 

37log = logging.getLogger(__name__) 

38 

39 

40def serialize(o: object) -> tuple[U, str, int, bool]: 

41 from kubernetes.client import models as k8s 

42 

43 if not k8s: 

44 return "", "", 0, False 

45 

46 if isinstance(o, (k8s.V1Pod, k8s.V1ResourceRequirements)): 

47 try: 

48 from airflow.providers.cncf.kubernetes.pod_generator import PodGenerator 

49 except ImportError: 

50 from airflow.kubernetes.pre_7_4_0_compatibility.pod_generator import ( # type: ignore[assignment] 

51 PodGenerator, 

52 ) 

53 

54 # We're running this in an except block, so we don't want it to fail 

55 # under any circumstances, e.g. accessing a non-existing attribute. 

56 def safe_get_name(pod): 

57 try: 

58 return pod.metadata.name 

59 except Exception: 

60 return None 

61 

62 try: 

63 return PodGenerator.serialize_pod(o), qualname(o), __version__, True 

64 except Exception: 

65 log.warning("Serialization failed for pod %s", safe_get_name(o)) 

66 log.debug("traceback for serialization error", exc_info=True) 

67 return "", "", 0, False 

68 

69 return "", "", 0, False