Feature/fix xcom push in spark kubernetes operator #52051
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Lee-W
reviewed
Jun 24, 2025
| @@ -293,10 +293,24 @@ def client(self) -> CoreV1Api: | |||
| def custom_obj_api(self) -> CustomObjectsApi: | |||
| return CustomObjectsApi() | |||
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| def update_pod_spec_add_xcom_sidecar(self): | |||
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Suggested change
| def update_pod_spec_add_xcom_sidecar(self): | |
| def update_pod_spec_add_xcom_sidecar(self) -> None: |
| ) | ||
| self.template_body["spark"]["spec"]= driver_with_xcom_template | ||
| except KeyError as e: | ||
| raise AirflowException("Spec missing in SparkApplication template") from e |
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let's not use AirflowException, we can create a customized exception or just use KeyError
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Why?
In all the file, when something doesn't work as expected, an AirflowException is raised
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AirflowException is broad and not infomative
| @@ -46,7 +50,7 @@ class PodDefaults: | |||
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| def add_xcom_sidecar( | |||
| pod: k8s.V1Pod, | |||
| pod: Union[k8s.V1Pod, dict], | |||
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Suggested change
| pod: Union[k8s.V1Pod, dict], | |
| pod: k8s.V1Pod | dict, |
Lee-W
requested changes
Jun 30, 2025
| ) | ||
| self.template_body["spark"]["spec"]= driver_with_xcom_template | ||
| except KeyError as e: | ||
| raise AirflowException("Spec missing in SparkApplication template") from e |
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AirflowException is broad and not infomative
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Fixes: #39184 where SparkKubernetesOperator tasks hang indefinitely because no sidecar is injected to read /airflow/xcom/return.json.