log timing for report execution

superset/tasks/scheduler.py

@@ -88,6 +88,11 @@ def execute(self: Celery.task, report_schedule_id: int) -> None:
             task_id,
             scheduled_dttm,
         )
+        current_time = datetime.now(tz=timezone.utc)
+        stats_logger.timing(
+            "reporting.time_to_execution",
+            (current_time - scheduled_dttm).total_seconds() * 1000,
+        )
         AsyncExecuteReportScheduleCommand(
             task_id,
             report_schedule_id,

tests/integration_tests/reports/scheduler_tests.py

@@ -15,10 +15,12 @@
 # specific language governing permissions and limitations
 # under the License.
 
+from datetime import datetime, timezone
 from random import randint
-from unittest.mock import patch
+from unittest.mock import MagicMock, patch
 
 import pytest
+from flask import current_app
 from flask_appbuilder.security.sqla.models import User
 from freezegun import freeze_time
 from freezegun.api import FakeDatetime
@@ -152,7 +154,10 @@ def test_scheduler_feature_flag_off(execute_mock, is_feature_enabled, owners):
 @patch("superset.commands.report.execute.AsyncExecuteReportScheduleCommand.__init__")
 @patch("superset.commands.report.execute.AsyncExecuteReportScheduleCommand.run")
 @patch("superset.tasks.scheduler.execute.update_state")
-def test_execute_task(update_state_mock, command_mock, init_mock, owners):
+@patch("celery.app.task.Task.request", new_callable=MagicMock)
+def test_execute_task_unexpected_error(
+    request_mock, update_state_mock, command_mock, init_mock, owners
+):
     from superset.commands.report.exceptions import ReportScheduleUnexpectedError
 
     report_schedule = insert_report_schedule(
@@ -162,11 +167,41 @@ def test_execute_task(update_state_mock, command_mock, init_mock, owners):
         timezone="America/New_York",
         owners=owners,
     )
+    request_mock.eta = datetime(2020, 1, 1, 8, 59, 0, tzinfo=timezone.utc)
     init_mock.return_value = None
     command_mock.side_effect = ReportScheduleUnexpectedError("Unexpected error")
-    with freeze_time("2020-01-01T09:00:00Z"):
-        execute(report_schedule.id)
-        update_state_mock.assert_called_with(state="FAILURE")
+    with patch.object(current_app.config["STATS_LOGGER"], "timing") as statsd_mock:
+        with freeze_time("2020-01-01T09:00:00Z"):
+            execute(report_schedule.id)
+            update_state_mock.assert_called_with(state="FAILURE")
+            statsd_mock.assert_called_with("reporting.time_to_execution", 60000.0)
+
+    db.session.delete(report_schedule)
+    db.session.commit()
+
+
+@pytest.mark.usefixtures("app_context")
+@patch("superset.commands.report.execute.AsyncExecuteReportScheduleCommand.__init__")
+@patch("superset.commands.report.execute.AsyncExecuteReportScheduleCommand.run")
+@patch("superset.tasks.scheduler.execute.update_state")
+@patch("celery.app.task.Task.request", new_callable=MagicMock)
+def test_execute_task_success(
+    request_mock, update_state_mock, command_mock, init_mock, owners
+):
+    report_schedule = insert_report_schedule(
+        type=ReportScheduleType.ALERT,
+        name=f"report-{randint(0,1000)}",
+        crontab="0 4 * * *",
+        timezone="America/New_York",
+        owners=owners,
+    )
+    request_mock.eta = datetime(2020, 1, 1, 8, 59, 0, tzinfo=timezone.utc)
+    init_mock.return_value = None
+    with patch.object(current_app.config["STATS_LOGGER"], "timing") as statsd_mock:
+        with freeze_time("2020-01-01T09:00:00Z"):
+            execute(report_schedule.id)
+            update_state_mock.assert_not_called()
+            statsd_mock.assert_called_with("reporting.time_to_execution", 60000.0)
 
     db.session.delete(report_schedule)
     db.session.commit()
@@ -177,8 +212,9 @@ def test_execute_task(update_state_mock, command_mock, init_mock, owners):
 @patch("superset.commands.report.execute.AsyncExecuteReportScheduleCommand.run")
 @patch("superset.tasks.scheduler.execute.update_state")
 @patch("superset.utils.log.logger")
+@patch("celery.app.task.Task.request", new_callable=MagicMock)
 def test_execute_task_with_command_exception(
-    logger_mock, update_state_mock, command_mock, init_mock, owners
+    request_mock, logger_mock, update_state_mock, command_mock, init_mock, owners
 ):
     from superset.commands.exceptions import CommandException
 
@@ -189,15 +225,19 @@ def test_execute_task_with_command_exception(
         timezone="America/New_York",
         owners=owners,
     )
+    request_mock.eta = datetime(2020, 1, 1, 8, 59, 0, tzinfo=timezone.utc)
+    request_mock.id = "task_id"
     init_mock.return_value = None
     command_mock.side_effect = CommandException("Unexpected error")
-    with freeze_time("2020-01-01T09:00:00Z"):
-        execute(report_schedule.id)
-        update_state_mock.assert_called_with(state="FAILURE")
-        logger_mock.exception.assert_called_with(
-            "A downstream exception occurred while generating a report: None. Unexpected error",
-            exc_info=True,
-        )
+    with patch.object(current_app.config["STATS_LOGGER"], "timing") as statsd_mock:
+        with freeze_time("2020-01-01T09:00:00Z"):
+            execute(report_schedule.id)
+            update_state_mock.assert_called_with(state="FAILURE")
+            logger_mock.exception.assert_called_with(
+                "A downstream exception occurred while generating a report: task_id. Unexpected error",
+                exc_info=True,
+            )
+            statsd_mock.assert_called_with("reporting.time_to_execution", 60000.0)
 
     db.session.delete(report_schedule)
     db.session.commit()