o-nikolas commented on code in PR #28161:
URL: https://github.com/apache/airflow/pull/28161#discussion_r1095134144
##########
airflow/executors/kubernetes_executor.py:
##########
@@ -773,6 +775,57 @@ def _change_state(self, key: TaskInstanceKey, state: str |
None, pod_id: str, na
# do this once, so only do it when we remove the task from running
self.event_buffer[key] = state, None
+ @staticmethod
+ def _get_pod_namespace(ti: TaskInstance):
+ pod_override = ti.executor_config.get("pod_override")
+ namespace = None
+ with suppress(Exception):
+ namespace = pod_override.metadata.namespace
+ return namespace or conf.get("kubernetes_executor", "namespace",
fallback="default")
+
+ def get_task_log(self, ti: TaskInstance, log: str = "") -> str |
tuple[str, dict[str, bool]]:
+
+ try:
+ from airflow.kubernetes.pod_generator import PodGenerator
+
+ client = get_kube_client()
+
+ log += f"*** Trying to get logs (last 100 lines) from worker pod
{ti.hostname} ***\n\n"
+ selector = PodGenerator.build_selector_for_k8s_executor_pod(
+ dag_id=ti.dag_id,
+ task_id=ti.task_id,
+ try_number=ti.try_number,
+ map_index=ti.map_index,
+ run_id=ti.run_id,
+ airflow_worker=ti.queued_by_job_id,
+ )
+ namespace = self._get_pod_namespace(ti)
+ pod_list = client.list_namespaced_pod(
+ namespace=namespace,
+ label_selector=selector,
+ ).items
+ if not pod_list:
+ raise RuntimeError("Cannot find pod for ti %s", ti)
+ elif len(pod_list) > 1:
+ raise RuntimeError("Found multiple pods for ti %s: %s", ti,
pod_list)
+ res = client.read_namespaced_pod_log(
+ name=pod_list[0].metadata.name,
Review Comment:
This is not code that is new to this PR. It was just moved to a different
location. If you see the `airflow/utils/log/file_task_handler.py` module, this
code existed there before these changes.
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