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Posted to dev@airflow.apache.org by GitBox <gi...@apache.org> on 2018/08/01 08:31:32 UTC

[GitHub] kaxil closed pull request #3606: [AIRFLOW-2756] Fix bug in set DAG run state workflow

kaxil closed pull request #3606: [AIRFLOW-2756] Fix bug in set DAG run state workflow
URL: https://github.com/apache/incubator-airflow/pull/3606
 
 
   

This is a PR merged from a forked repository.
As GitHub hides the original diff on merge, it is displayed below for
the sake of provenance:

As this is a foreign pull request (from a fork), the diff is supplied
below (as it won't show otherwise due to GitHub magic):

diff --git a/airflow/api/common/experimental/mark_tasks.py b/airflow/api/common/experimental/mark_tasks.py
index 681864dfbe..88c5275f5a 100644
--- a/airflow/api/common/experimental/mark_tasks.py
+++ b/airflow/api/common/experimental/mark_tasks.py
@@ -206,7 +206,10 @@ def _set_dag_run_state(dag_id, execution_date, state, session=None):
         DR.execution_date == execution_date
     ).one()
     dr.state = state
-    dr.end_date = timezone.utcnow()
+    if state == State.RUNNING:
+        dr.start_date = timezone.utcnow()
+    else:
+        dr.end_date = timezone.utcnow()
     session.commit()
 
 
diff --git a/airflow/jobs.py b/airflow/jobs.py
index 00ede5451d..70891ab4c3 100644
--- a/airflow/jobs.py
+++ b/airflow/jobs.py
@@ -1023,8 +1023,7 @@ def _change_state_for_tis_without_dagrun(self,
                     models.TaskInstance.dag_id == subq.c.dag_id,
                     models.TaskInstance.task_id == subq.c.task_id,
                     models.TaskInstance.execution_date ==
-                    subq.c.execution_date,
-                    models.TaskInstance.task_id == subq.c.task_id)) \
+                    subq.c.execution_date)) \
                 .update({models.TaskInstance.state: new_state},
                         synchronize_session=False)
             session.commit()
diff --git a/airflow/www/views.py b/airflow/www/views.py
index d37c0db45d..1ee5a2df86 100644
--- a/airflow/www/views.py
+++ b/airflow/www/views.py
@@ -2741,7 +2741,8 @@ def after_model_change(self, form, dagrun, is_created, session=None):
             altered_tis = set_dag_run_state_to_success(
                 dagbag.get_dag(dagrun.dag_id),
                 dagrun.execution_date,
-                commit=True)
+                commit=True,
+                session=session)
         elif dagrun.state == State.FAILED:
             altered_tis = set_dag_run_state_to_failed(
                 dagbag.get_dag(dagrun.dag_id),
diff --git a/tests/api/common/experimental/mark_tasks.py b/tests/api/common/experimental/mark_tasks.py
index 181d10d8a1..9bba91bee0 100644
--- a/tests/api/common/experimental/mark_tasks.py
+++ b/tests/api/common/experimental/mark_tasks.py
@@ -267,11 +267,25 @@ def _create_test_dag_run(self, state, date):
     def _verify_dag_run_state(self, dag, date, state):
         drs = models.DagRun.find(dag_id=dag.dag_id, execution_date=date)
         dr = drs[0]
+
         self.assertEqual(dr.get_state(), state)
 
+    def _verify_dag_run_dates(self, dag, date, state, middle_time):
+        # When target state is RUNNING, we should set start_date,
+        # otherwise we should set end_date.
+        drs = models.DagRun.find(dag_id=dag.dag_id, execution_date=date)
+        dr = drs[0]
+        if state == State.RUNNING:
+            self.assertGreater(dr.start_date, middle_time)
+            self.assertIsNone(dr.end_date)
+        else:
+            self.assertLess(dr.start_date, middle_time)
+            self.assertGreater(dr.end_date, middle_time)
+
     def test_set_running_dag_run_to_success(self):
         date = self.execution_dates[0]
         dr = self._create_test_dag_run(State.RUNNING, date)
+        middle_time = timezone.utcnow()
         self._set_default_task_instance_states(dr)
 
         altered = set_dag_run_state_to_success(self.dag1, date, commit=True)
@@ -280,10 +294,12 @@ def test_set_running_dag_run_to_success(self):
         self.assertEqual(len(altered), 5)
         self._verify_dag_run_state(self.dag1, date, State.SUCCESS)
         self._verify_task_instance_states(self.dag1, date, State.SUCCESS)
+        self._verify_dag_run_dates(self.dag1, date, State.SUCCESS, middle_time)
 
     def test_set_running_dag_run_to_failed(self):
         date = self.execution_dates[0]
         dr = self._create_test_dag_run(State.RUNNING, date)
+        middle_time = timezone.utcnow()
         self._set_default_task_instance_states(dr)
 
         altered = set_dag_run_state_to_failed(self.dag1, date, commit=True)
@@ -292,10 +308,12 @@ def test_set_running_dag_run_to_failed(self):
         self.assertEqual(len(altered), 1)
         self._verify_dag_run_state(self.dag1, date, State.FAILED)
         self.assertEqual(dr.get_task_instance('run_after_loop').state, State.FAILED)
+        self._verify_dag_run_dates(self.dag1, date, State.FAILED, middle_time)
 
     def test_set_running_dag_run_to_running(self):
         date = self.execution_dates[0]
         dr = self._create_test_dag_run(State.RUNNING, date)
+        middle_time = timezone.utcnow()
         self._set_default_task_instance_states(dr)
 
         altered = set_dag_run_state_to_running(self.dag1, date, commit=True)
@@ -304,10 +322,12 @@ def test_set_running_dag_run_to_running(self):
         self.assertEqual(len(altered), 0)
         self._verify_dag_run_state(self.dag1, date, State.RUNNING)
         self._verify_task_instance_states_remain_default(dr)
+        self._verify_dag_run_dates(self.dag1, date, State.RUNNING, middle_time)
 
     def test_set_success_dag_run_to_success(self):
         date = self.execution_dates[0]
         dr = self._create_test_dag_run(State.SUCCESS, date)
+        middle_time = timezone.utcnow()
         self._set_default_task_instance_states(dr)
 
         altered = set_dag_run_state_to_success(self.dag1, date, commit=True)
@@ -316,10 +336,12 @@ def test_set_success_dag_run_to_success(self):
         self.assertEqual(len(altered), 5)
         self._verify_dag_run_state(self.dag1, date, State.SUCCESS)
         self._verify_task_instance_states(self.dag1, date, State.SUCCESS)
+        self._verify_dag_run_dates(self.dag1, date, State.SUCCESS, middle_time)
 
     def test_set_success_dag_run_to_failed(self):
         date = self.execution_dates[0]
         dr = self._create_test_dag_run(State.SUCCESS, date)
+        middle_time = timezone.utcnow()
         self._set_default_task_instance_states(dr)
 
         altered = set_dag_run_state_to_failed(self.dag1, date, commit=True)
@@ -328,10 +350,12 @@ def test_set_success_dag_run_to_failed(self):
         self.assertEqual(len(altered), 1)
         self._verify_dag_run_state(self.dag1, date, State.FAILED)
         self.assertEqual(dr.get_task_instance('run_after_loop').state, State.FAILED)
+        self._verify_dag_run_dates(self.dag1, date, State.FAILED, middle_time)
 
     def test_set_success_dag_run_to_running(self):
         date = self.execution_dates[0]
         dr = self._create_test_dag_run(State.SUCCESS, date)
+        middle_time = timezone.utcnow()
         self._set_default_task_instance_states(dr)
 
         altered = set_dag_run_state_to_running(self.dag1, date, commit=True)
@@ -340,10 +364,12 @@ def test_set_success_dag_run_to_running(self):
         self.assertEqual(len(altered), 0)
         self._verify_dag_run_state(self.dag1, date, State.RUNNING)
         self._verify_task_instance_states_remain_default(dr)
+        self._verify_dag_run_dates(self.dag1, date, State.RUNNING, middle_time)
 
     def test_set_failed_dag_run_to_success(self):
         date = self.execution_dates[0]
         dr = self._create_test_dag_run(State.SUCCESS, date)
+        middle_time = timezone.utcnow()
         self._set_default_task_instance_states(dr)
 
         altered = set_dag_run_state_to_success(self.dag1, date, commit=True)
@@ -352,10 +378,12 @@ def test_set_failed_dag_run_to_success(self):
         self.assertEqual(len(altered), 5)
         self._verify_dag_run_state(self.dag1, date, State.SUCCESS)
         self._verify_task_instance_states(self.dag1, date, State.SUCCESS)
+        self._verify_dag_run_dates(self.dag1, date, State.SUCCESS, middle_time)
 
     def test_set_failed_dag_run_to_failed(self):
         date = self.execution_dates[0]
         dr = self._create_test_dag_run(State.SUCCESS, date)
+        middle_time = timezone.utcnow()
         self._set_default_task_instance_states(dr)
 
         altered = set_dag_run_state_to_failed(self.dag1, date, commit=True)
@@ -364,10 +392,12 @@ def test_set_failed_dag_run_to_failed(self):
         self.assertEqual(len(altered), 1)
         self._verify_dag_run_state(self.dag1, date, State.FAILED)
         self.assertEqual(dr.get_task_instance('run_after_loop').state, State.FAILED)
+        self._verify_dag_run_dates(self.dag1, date, State.FAILED, middle_time)
 
     def test_set_failed_dag_run_to_running(self):
         date = self.execution_dates[0]
         dr = self._create_test_dag_run(State.SUCCESS, date)
+        middle_time = timezone.utcnow()
         self._set_default_task_instance_states(dr)
 
         altered = set_dag_run_state_to_running(self.dag1, date, commit=True)
@@ -376,6 +406,7 @@ def test_set_failed_dag_run_to_running(self):
         self.assertEqual(len(altered), 0)
         self._verify_dag_run_state(self.dag1, date, State.RUNNING)
         self._verify_task_instance_states_remain_default(dr)
+        self._verify_dag_run_dates(self.dag1, date, State.RUNNING, middle_time)
 
     def test_set_state_without_commit(self):
         date = self.execution_dates[0]


 

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