ashb commented on code in PR #54649:
URL: https://github.com/apache/airflow/pull/54649#discussion_r2285173485
##########
task-sdk/src/airflow/sdk/execution_time/task_runner.py:
##########
@@ -689,6 +689,8 @@ def startup() -> tuple[RuntimeTaskInstance, Context,
Logger]:
log = structlog.get_logger(logger_name="task")
if os.environ.get("_AIRFLOW__REEXECUTED_PROCESS") == "1" and
os.environ.get("_AIRFLOW__STARTUP_MSG"):
+ if "KRB5CCNAME" in os.environ:
+ del os.environ["KRB5CCNAME"]
Review Comment:
```suggestion
# Clear any Kerberos replace cache if there is one, so new process
can't reuse it.
os.environ.pop("KRB5CCNAME", None)
```
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