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Don't show stale Serialized DAGs if they are deleted in DB #16368

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merged 1 commit into from Jun 11, 2021

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@kaxil kaxil commented Jun 10, 2021

If DagBag.get_dag() is called currently, it will return the DAG
even if the DAG does not exist in serialized_dag table.

This PR changes that logic to remove the dag from local cache too
when DagBag.get_dag() is called. This happens after
min_serialized_dag_fetch_secs.


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airflow/models/dagbag.py Outdated Show resolved Hide resolved
airflow/models/dagbag.py Outdated Show resolved Hide resolved
If `DagBag.get_dag()` is called currently, it will return the DAG
even if the DAG does not exist in `serialized_dag` table.

This PR changes that logic to remove the dag from local cache too
when `DagBag.get_dag()` is called. This happens after
`min_serialized_dag_fetch_secs`.
@github-actions github-actions bot added the full tests needed We need to run full set of tests for this PR to merge label Jun 11, 2021
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The PR most likely needs to run full matrix of tests because it modifies parts of the core of Airflow. However, committers might decide to merge it quickly and take the risk. If they don't merge it quickly - please rebase it to the latest main at your convenience, or amend the last commit of the PR, and push it with --force-with-lease.

@kaxil kaxil closed this Jun 11, 2021
@kaxil kaxil reopened this Jun 11, 2021
@kaxil kaxil merged commit e3b3c1f into apache:main Jun 11, 2021
@kaxil kaxil deleted the dags-remove-dagbag branch June 11, 2021 20:29
@ashb ashb added this to the Airflow 2.1.1 milestone Jun 16, 2021
ashb pushed a commit that referenced this pull request Jun 22, 2021
If `DagBag.get_dag()` is called currently, it will return the DAG
even if the DAG does not exist in `serialized_dag` table.

This PR changes that logic to remove the dag from local cache too
when `DagBag.get_dag()` is called. This happens after
`min_serialized_dag_fetch_secs`.

(cherry picked from commit e3b3c1f)
kaxil added a commit to astronomer/airflow that referenced this pull request Jun 22, 2021
)

If `DagBag.get_dag()` is called currently, it will return the DAG
even if the DAG does not exist in `serialized_dag` table.

This PR changes that logic to remove the dag from local cache too
when `DagBag.get_dag()` is called. This happens after
`min_serialized_dag_fetch_secs`.

(cherry picked from commit e3b3c1f)
kaxil added a commit to astronomer/airflow that referenced this pull request Jun 23, 2021
)

If `DagBag.get_dag()` is called currently, it will return the DAG
even if the DAG does not exist in `serialized_dag` table.

This PR changes that logic to remove the dag from local cache too
when `DagBag.get_dag()` is called. This happens after
`min_serialized_dag_fetch_secs`.

(cherry picked from commit e3b3c1f)
(cherry picked from commit 9d14b1d)
kaxil added a commit to astronomer/airflow that referenced this pull request Jun 23, 2021
)

If `DagBag.get_dag()` is called currently, it will return the DAG
even if the DAG does not exist in `serialized_dag` table.

This PR changes that logic to remove the dag from local cache too
when `DagBag.get_dag()` is called. This happens after
`min_serialized_dag_fetch_secs`.

(cherry picked from commit e3b3c1f)
(cherry picked from commit 9d14b1d)
(cherry picked from commit c95f6d9)
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3 participants