paolo-moriello opened a new pull request, #39325:
URL: https://github.com/apache/airflow/pull/39325
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Closes: [#32718](https://github.com/apache/airflow/issues/32718)
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---
The `KubernetesPodOperator` caches the hook and client used to interact with
K8S. This includes also the `kube config` and related secret auth token. For
long running jobs, the token may expire during the execution, causing the job
to fail:
```
Traceback (most recent call last):
[...]
File
"/usr/local/airflow/.local/lib/python3.11/site-packages/airflow/providers/cncf/kubernetes/utils/pod_manager.py",
line 690, in read_pod
return self._client.read_namespaced_pod(pod.metadata.name,
pod.metadata.namespace)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File
"/usr/local/airflow/.local/lib/python3.11/site-packages/kubernetes/client/api/core_v1_api.py",
line 23483, in read_namespaced_pod
return self.read_namespaced_pod_with_http_info(name, namespace,
**kwargs) # noqa: E501
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File
"/usr/local/airflow/.local/lib/python3.11/site-packages/kubernetes/client/api/core_v1_api.py",
line 23570, in read_namespaced_pod_with_http_info
return self.api_client.call_api(
^^^^^^^^^^^^^^^^^^^^^^^^^
File
"/usr/local/airflow/.local/lib/python3.11/site-packages/kubernetes/client/api_client.py",
line 348, in call_api
return self.__call_api(resource_path, method,
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File
"/usr/local/airflow/.local/lib/python3.11/site-packages/kubernetes/client/api_client.py",
line 180, in __call_api
response_data = self.request(
^^^^^^^^^^^^^
File
"/usr/local/airflow/.local/lib/python3.11/site-packages/kubernetes/client/api_client.py",
line 373, in request
return self.rest_client.GET(url,
^^^^^^^^^^^^^^^^^^^^^^^^^
File
"/usr/local/airflow/.local/lib/python3.11/site-packages/kubernetes/client/rest.py",
line 240, in GET
return self.request("GET", url,
^^^^^^^^^^^^^^^^^^^^^^^^
File
"/usr/local/airflow/.local/lib/python3.11/site-packages/kubernetes/client/rest.py",
line 234, in request
raise ApiException(http_resp=r)
kubernetes.client.exceptions.ApiException: (401)
Reason: Unauthorized
HTTP response headers: HTTPHeaderDict({'Audit-Id':
'5262e548-af32-44b3-b9f1-08c4325fb772', 'Cache-Control': 'no-cache, private',
'Content-Length': '129', 'Content-Type': 'application/json', 'Date': 'Fri, 26
Apr 2024 01:07:44 GMT', 'Server': 'Skipper'})
HTTP response body:
{"kind":"Status","apiVersion":"v1","metadata":{},"status":"Failure","message":"Unauthorized","reason":"Unauthorized","code":401}
```
This PR builds on top of https://github.com/apache/airflow/pull/32719.
Before adding more tests, I'd be happy to discuss this or other approaches to
solve this issue.
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