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Re-enabled dag_processing.last_duration metric #61340

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Re-enabled dag_processing.last_duration metric #61340

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8 changes: 4 additions & 4 deletions airflow-core/src/airflow/dag_processing/manager.py
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Original file line number Diff line number Diff line change
Expand Up @@ -1244,10 +1244,10 @@ def process_parse_results(
run_count=run_count + 1,
)

# TODO: AIP-66 emit metrics
# file_name = Path(dag_file.path).stem
# Stats.timing(f"dag_processing.last_duration.{file_name}", stat.last_duration)
# Stats.timing("dag_processing.last_duration", stat.last_duration, tags={"file_name": file_name})
if relative_fileloc is not None and stat.last_duration is not None:
file_name = Path(relative_fileloc).stem
Stats.timing("dag_processing.last_duration", stat.last_duration, tags={"file_name": file_name})
Stats.timing(f"dag_processing.last_duration.{file_name}", stat.last_duration)

if parsing_result is None:
# No DAGs were parsed - this happens for callback-only processing
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10 changes: 8 additions & 2 deletions airflow-core/tests/unit/dag_processing/test_manager.py
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Original file line number Diff line number Diff line change
Expand Up @@ -767,7 +767,6 @@ def test_dag_with_system_exit(self, configure_testing_dag_bundle):

@conf_vars({("core", "load_examples"): "False"})
@mock.patch("airflow.dag_processing.manager.Stats.timing")
@pytest.mark.skip("AIP-66: stats are not implemented yet")
def test_send_file_processing_statsd_timing(
self, statsd_timing_mock, tmp_path, configure_testing_dag_bundle
):
Expand All @@ -784,7 +783,14 @@ def test_send_file_processing_statsd_timing(
manager = DagFileProcessorManager(max_runs=1)
manager.run()

last_runtime = manager._file_stats[os.fspath(path_to_parse)].last_duration
dag_file_info = next(
key
for key in manager._file_stats.keys()
if isinstance(key, DagFileInfo) and key.rel_path == Path("temp_dag.py")
)

last_runtime = manager._file_stats[dag_file_info].last_duration

statsd_timing_mock.assert_has_calls(
[
mock.call("dag_processing.last_duration.temp_dag", last_runtime),
Expand Down