[jira] [Updated] (AIRFLOW-1013) airflow/jobs.py:manage_slas() exception for @once dag
[
https://issues.apache.org/jira/browse/AIRFLOW-1013?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Bolke de Bruin updated AIRFLOW-1013:
Priority: Major (was: Blocker)
> airflow/jobs.py:manage_slas() exception for @once dag
> -
>
> Key: AIRFLOW-1013
> URL: https://issues.apache.org/jira/browse/AIRFLOW-1013
> Project: Apache Airflow
> Issue Type: Bug
>Affects Versions: Airflow 1.8, 1.8.1, 1.8.0, 1.8.2
>Reporter: Ruslan Dautkhanov
>Assignee: Muhammad Ahmmad
> Labels: dagrun, once, scheduler, sla
> Fix For: 1.9.0
>
>
> Getting following exception
> {noformat}
> [2017-03-19 20:16:25,786] {jobs.py:354} DagFileProcessor2638 ERROR - Got an
> exception! Propagating...
> Traceback (most recent call last):
> File
> "/opt/cloudera/parcels/Anaconda/lib/python2.7/site-packages/airflow/jobs.py",
> line 346, in helper
> pickle_dags)
> File
> "/opt/cloudera/parcels/Anaconda/lib/python2.7/site-packages/airflow/utils/db.py",
> line 53, in wrapper
> result = func(*args, **kwargs)
> File
> "/opt/cloudera/parcels/Anaconda/lib/python2.7/site-packages/airflow/jobs.py",
> line 1581, in process_file
> self._process_dags(dagbag, dags, ti_keys_to_schedule)
> File
> "/opt/cloudera/parcels/Anaconda/lib/python2.7/site-packages/airflow/jobs.py",
> line 1175, in _process_dags
> self.manage_slas(dag)
> File
> "/opt/cloudera/parcels/Anaconda/lib/python2.7/site-packages/airflow/utils/db.py",
> line 53, in wrapper
> result = func(*args, **kwargs)
> File
> "/opt/cloudera/parcels/Anaconda/lib/python2.7/site-packages/airflow/jobs.py",
> line 595, in manage_slas
> while dttm < datetime.now():
> TypeError: can't compare datetime.datetime to NoneType
> {noformat}
> Exception is in airflow/jobs.py:manage_slas() :
> https://github.com/apache/incubator-airflow/blob/v1-8-stable/airflow/jobs.py#L595
> {code}
> ts = datetime.now()
> SlaMiss = models.SlaMiss
> for ti in max_tis:
> task = dag.get_task(ti.task_id)
> dttm = ti.execution_date
> if task.sla:
> dttm = dag.following_schedule(dttm)
> >>> while dttm < datetime.now(): <<< here
> following_schedule = dag.following_schedule(dttm)
> if following_schedule + task.sla < datetime.now():
> session.merge(models.SlaMiss(
> task_id=ti.task_id,
> {code}
> It seems that dag.following_schedule() returns None for @once dag?
> Here's how dag is defined:
> {code}
> main_dag = DAG(
> dag_id = 'DISCOVER-Oracle-Load',
> default_args = default_args,
> user_defined_macros= dag_macros,
> start_date = datetime.now(),
> catchup= False,
> schedule_interval = '@once',
> concurrency= 2,
> max_active_runs= 1,
> dagrun_timeout = timedelta(days=4),
> )
> {code}
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[jira] [Updated] (AIRFLOW-1013) airflow/jobs.py:manage_slas() exception for @once dag
[
https://issues.apache.org/jira/browse/AIRFLOW-1013?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Chris Riccomini updated AIRFLOW-1013:
-
Priority: Critical (was: Major)
> airflow/jobs.py:manage_slas() exception for @once dag
> -
>
> Key: AIRFLOW-1013
> URL: https://issues.apache.org/jira/browse/AIRFLOW-1013
> Project: Apache Airflow
> Issue Type: Bug
>Affects Versions: Airflow 1.8, 1.8.1, 1.8.0, 1.8.2
>Reporter: Ruslan Dautkhanov
>Assignee: Muhammad Ahmmad
>Priority: Critical
> Labels: dagrun, once, scheduler, sla
> Fix For: 1.9.0
>
>
> Getting following exception
> {noformat}
> [2017-03-19 20:16:25,786] {jobs.py:354} DagFileProcessor2638 ERROR - Got an
> exception! Propagating...
> Traceback (most recent call last):
> File
> "/opt/cloudera/parcels/Anaconda/lib/python2.7/site-packages/airflow/jobs.py",
> line 346, in helper
> pickle_dags)
> File
> "/opt/cloudera/parcels/Anaconda/lib/python2.7/site-packages/airflow/utils/db.py",
> line 53, in wrapper
> result = func(*args, **kwargs)
> File
> "/opt/cloudera/parcels/Anaconda/lib/python2.7/site-packages/airflow/jobs.py",
> line 1581, in process_file
> self._process_dags(dagbag, dags, ti_keys_to_schedule)
> File
> "/opt/cloudera/parcels/Anaconda/lib/python2.7/site-packages/airflow/jobs.py",
> line 1175, in _process_dags
> self.manage_slas(dag)
> File
> "/opt/cloudera/parcels/Anaconda/lib/python2.7/site-packages/airflow/utils/db.py",
> line 53, in wrapper
> result = func(*args, **kwargs)
> File
> "/opt/cloudera/parcels/Anaconda/lib/python2.7/site-packages/airflow/jobs.py",
> line 595, in manage_slas
> while dttm < datetime.now():
> TypeError: can't compare datetime.datetime to NoneType
> {noformat}
> Exception is in airflow/jobs.py:manage_slas() :
> https://github.com/apache/incubator-airflow/blob/v1-8-stable/airflow/jobs.py#L595
> {code}
> ts = datetime.now()
> SlaMiss = models.SlaMiss
> for ti in max_tis:
> task = dag.get_task(ti.task_id)
> dttm = ti.execution_date
> if task.sla:
> dttm = dag.following_schedule(dttm)
> >>> while dttm < datetime.now(): <<< here
> following_schedule = dag.following_schedule(dttm)
> if following_schedule + task.sla < datetime.now():
> session.merge(models.SlaMiss(
> task_id=ti.task_id,
> {code}
> It seems that dag.following_schedule() returns None for @once dag?
> Here's how dag is defined:
> {code}
> main_dag = DAG(
> dag_id = 'DISCOVER-Oracle-Load',
> default_args = default_args,
> user_defined_macros= dag_macros,
> start_date = datetime.now(),
> catchup= False,
> schedule_interval = '@once',
> concurrency= 2,
> max_active_runs= 1,
> dagrun_timeout = timedelta(days=4),
> )
> {code}
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[jira] [Updated] (AIRFLOW-1013) airflow/jobs.py:manage_slas() exception for @once dag
[
https://issues.apache.org/jira/browse/AIRFLOW-1013?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Maxime Beauchemin updated AIRFLOW-1013:
---
Fix Version/s: (was: 1.8.1)
1.9.0
> airflow/jobs.py:manage_slas() exception for @once dag
> -
>
> Key: AIRFLOW-1013
> URL: https://issues.apache.org/jira/browse/AIRFLOW-1013
> Project: Apache Airflow
> Issue Type: Bug
>Affects Versions: Airflow 1.8, 1.8.1, 1.8.0, 1.8.2
>Reporter: Ruslan Dautkhanov
>Assignee: Siddharth Anand
>Priority: Blocker
> Labels: dagrun, once, scheduler, sla
> Fix For: 1.9.0
>
>
> Getting following exception
> {noformat}
> [2017-03-19 20:16:25,786] {jobs.py:354} DagFileProcessor2638 ERROR - Got an
> exception! Propagating...
> Traceback (most recent call last):
> File
> "/opt/cloudera/parcels/Anaconda/lib/python2.7/site-packages/airflow/jobs.py",
> line 346, in helper
> pickle_dags)
> File
> "/opt/cloudera/parcels/Anaconda/lib/python2.7/site-packages/airflow/utils/db.py",
> line 53, in wrapper
> result = func(*args, **kwargs)
> File
> "/opt/cloudera/parcels/Anaconda/lib/python2.7/site-packages/airflow/jobs.py",
> line 1581, in process_file
> self._process_dags(dagbag, dags, ti_keys_to_schedule)
> File
> "/opt/cloudera/parcels/Anaconda/lib/python2.7/site-packages/airflow/jobs.py",
> line 1175, in _process_dags
> self.manage_slas(dag)
> File
> "/opt/cloudera/parcels/Anaconda/lib/python2.7/site-packages/airflow/utils/db.py",
> line 53, in wrapper
> result = func(*args, **kwargs)
> File
> "/opt/cloudera/parcels/Anaconda/lib/python2.7/site-packages/airflow/jobs.py",
> line 595, in manage_slas
> while dttm < datetime.now():
> TypeError: can't compare datetime.datetime to NoneType
> {noformat}
> Exception is in airflow/jobs.py:manage_slas() :
> https://github.com/apache/incubator-airflow/blob/v1-8-stable/airflow/jobs.py#L595
> {code}
> ts = datetime.now()
> SlaMiss = models.SlaMiss
> for ti in max_tis:
> task = dag.get_task(ti.task_id)
> dttm = ti.execution_date
> if task.sla:
> dttm = dag.following_schedule(dttm)
> >>> while dttm < datetime.now(): <<< here
> following_schedule = dag.following_schedule(dttm)
> if following_schedule + task.sla < datetime.now():
> session.merge(models.SlaMiss(
> task_id=ti.task_id,
> {code}
> It seems that dag.following_schedule() returns None for @once dag?
> Here's how dag is defined:
> {code}
> main_dag = DAG(
> dag_id = 'DISCOVER-Oracle-Load',
> default_args = default_args,
> user_defined_macros= dag_macros,
> start_date = datetime.now(),
> catchup= False,
> schedule_interval = '@once',
> concurrency= 2,
> max_active_runs= 1,
> dagrun_timeout = timedelta(days=4),
> )
> {code}
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[jira] [Updated] (AIRFLOW-1013) airflow/jobs.py:manage_slas() exception for @once dag
[
https://issues.apache.org/jira/browse/AIRFLOW-1013?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Ruslan Dautkhanov updated AIRFLOW-1013:
---
Affects Version/s: 1.8.2
Priority: Blocker (was: Critical)
> airflow/jobs.py:manage_slas() exception for @once dag
> -
>
> Key: AIRFLOW-1013
> URL: https://issues.apache.org/jira/browse/AIRFLOW-1013
> Project: Apache Airflow
> Issue Type: Bug
>Affects Versions: Airflow 1.8, 1.8.1, 1.8.0, 1.8.2
>Reporter: Ruslan Dautkhanov
>Assignee: Siddharth Anand
>Priority: Blocker
> Labels: dagrun, once, scheduler, sla
> Fix For: 1.8.1
>
>
> Getting following exception
> {noformat}
> [2017-03-19 20:16:25,786] {jobs.py:354} DagFileProcessor2638 ERROR - Got an
> exception! Propagating...
> Traceback (most recent call last):
> File
> "/opt/cloudera/parcels/Anaconda/lib/python2.7/site-packages/airflow/jobs.py",
> line 346, in helper
> pickle_dags)
> File
> "/opt/cloudera/parcels/Anaconda/lib/python2.7/site-packages/airflow/utils/db.py",
> line 53, in wrapper
> result = func(*args, **kwargs)
> File
> "/opt/cloudera/parcels/Anaconda/lib/python2.7/site-packages/airflow/jobs.py",
> line 1581, in process_file
> self._process_dags(dagbag, dags, ti_keys_to_schedule)
> File
> "/opt/cloudera/parcels/Anaconda/lib/python2.7/site-packages/airflow/jobs.py",
> line 1175, in _process_dags
> self.manage_slas(dag)
> File
> "/opt/cloudera/parcels/Anaconda/lib/python2.7/site-packages/airflow/utils/db.py",
> line 53, in wrapper
> result = func(*args, **kwargs)
> File
> "/opt/cloudera/parcels/Anaconda/lib/python2.7/site-packages/airflow/jobs.py",
> line 595, in manage_slas
> while dttm < datetime.now():
> TypeError: can't compare datetime.datetime to NoneType
> {noformat}
> Exception is in airflow/jobs.py:manage_slas() :
> https://github.com/apache/incubator-airflow/blob/v1-8-stable/airflow/jobs.py#L595
> {code}
> ts = datetime.now()
> SlaMiss = models.SlaMiss
> for ti in max_tis:
> task = dag.get_task(ti.task_id)
> dttm = ti.execution_date
> if task.sla:
> dttm = dag.following_schedule(dttm)
> >>> while dttm < datetime.now(): <<< here
> following_schedule = dag.following_schedule(dttm)
> if following_schedule + task.sla < datetime.now():
> session.merge(models.SlaMiss(
> task_id=ti.task_id,
> {code}
> It seems that dag.following_schedule() returns None for @once dag?
> Here's how dag is defined:
> {code}
> main_dag = DAG(
> dag_id = 'DISCOVER-Oracle-Load',
> default_args = default_args,
> user_defined_macros= dag_macros,
> start_date = datetime.now(),
> catchup= False,
> schedule_interval = '@once',
> concurrency= 2,
> max_active_runs= 1,
> dagrun_timeout = timedelta(days=4),
> )
> {code}
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[jira] [Updated] (AIRFLOW-1013) airflow/jobs.py:manage_slas() exception for @once dag
[
https://issues.apache.org/jira/browse/AIRFLOW-1013?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Ruslan Dautkhanov updated AIRFLOW-1013:
---
Affects Version/s: 1.8.0
1.8.1
> airflow/jobs.py:manage_slas() exception for @once dag
> -
>
> Key: AIRFLOW-1013
> URL: https://issues.apache.org/jira/browse/AIRFLOW-1013
> Project: Apache Airflow
> Issue Type: Bug
>Affects Versions: Airflow 1.8, 1.8.1, 1.8.0
>Reporter: Ruslan Dautkhanov
>Assignee: Siddharth Anand
>Priority: Critical
> Labels: dagrun, once, scheduler, sla
> Fix For: 1.8.1
>
>
> Getting following exception
> {noformat}
> [2017-03-19 20:16:25,786] {jobs.py:354} DagFileProcessor2638 ERROR - Got an
> exception! Propagating...
> Traceback (most recent call last):
> File
> "/opt/cloudera/parcels/Anaconda/lib/python2.7/site-packages/airflow/jobs.py",
> line 346, in helper
> pickle_dags)
> File
> "/opt/cloudera/parcels/Anaconda/lib/python2.7/site-packages/airflow/utils/db.py",
> line 53, in wrapper
> result = func(*args, **kwargs)
> File
> "/opt/cloudera/parcels/Anaconda/lib/python2.7/site-packages/airflow/jobs.py",
> line 1581, in process_file
> self._process_dags(dagbag, dags, ti_keys_to_schedule)
> File
> "/opt/cloudera/parcels/Anaconda/lib/python2.7/site-packages/airflow/jobs.py",
> line 1175, in _process_dags
> self.manage_slas(dag)
> File
> "/opt/cloudera/parcels/Anaconda/lib/python2.7/site-packages/airflow/utils/db.py",
> line 53, in wrapper
> result = func(*args, **kwargs)
> File
> "/opt/cloudera/parcels/Anaconda/lib/python2.7/site-packages/airflow/jobs.py",
> line 595, in manage_slas
> while dttm < datetime.now():
> TypeError: can't compare datetime.datetime to NoneType
> {noformat}
> Exception is in airflow/jobs.py:manage_slas() :
> https://github.com/apache/incubator-airflow/blob/v1-8-stable/airflow/jobs.py#L595
> {code}
> ts = datetime.now()
> SlaMiss = models.SlaMiss
> for ti in max_tis:
> task = dag.get_task(ti.task_id)
> dttm = ti.execution_date
> if task.sla:
> dttm = dag.following_schedule(dttm)
> >>> while dttm < datetime.now(): <<< here
> following_schedule = dag.following_schedule(dttm)
> if following_schedule + task.sla < datetime.now():
> session.merge(models.SlaMiss(
> task_id=ti.task_id,
> {code}
> It seems that dag.following_schedule() returns None for @once dag?
> Here's how dag is defined:
> {code}
> main_dag = DAG(
> dag_id = 'DISCOVER-Oracle-Load',
> default_args = default_args,
> user_defined_macros= dag_macros,
> start_date = datetime.now(),
> catchup= False,
> schedule_interval = '@once',
> concurrency= 2,
> max_active_runs= 1,
> dagrun_timeout = timedelta(days=4),
> )
> {code}
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[jira] [Updated] (AIRFLOW-1013) airflow/jobs.py:manage_slas() exception for @once dag
[
https://issues.apache.org/jira/browse/AIRFLOW-1013?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Bolke de Bruin updated AIRFLOW-1013:
Priority: Critical (was: Blocker)
> airflow/jobs.py:manage_slas() exception for @once dag
> -
>
> Key: AIRFLOW-1013
> URL: https://issues.apache.org/jira/browse/AIRFLOW-1013
> Project: Apache Airflow
> Issue Type: Bug
>Affects Versions: Airflow 1.8
>Reporter: Ruslan Dautkhanov
>Assignee: Siddharth Anand
>Priority: Critical
> Labels: dagrun, once, scheduler, sla
> Fix For: 1.8.1
>
>
> Getting following exception
> {noformat}
> [2017-03-19 20:16:25,786] {jobs.py:354} DagFileProcessor2638 ERROR - Got an
> exception! Propagating...
> Traceback (most recent call last):
> File
> "/opt/cloudera/parcels/Anaconda/lib/python2.7/site-packages/airflow/jobs.py",
> line 346, in helper
> pickle_dags)
> File
> "/opt/cloudera/parcels/Anaconda/lib/python2.7/site-packages/airflow/utils/db.py",
> line 53, in wrapper
> result = func(*args, **kwargs)
> File
> "/opt/cloudera/parcels/Anaconda/lib/python2.7/site-packages/airflow/jobs.py",
> line 1581, in process_file
> self._process_dags(dagbag, dags, ti_keys_to_schedule)
> File
> "/opt/cloudera/parcels/Anaconda/lib/python2.7/site-packages/airflow/jobs.py",
> line 1175, in _process_dags
> self.manage_slas(dag)
> File
> "/opt/cloudera/parcels/Anaconda/lib/python2.7/site-packages/airflow/utils/db.py",
> line 53, in wrapper
> result = func(*args, **kwargs)
> File
> "/opt/cloudera/parcels/Anaconda/lib/python2.7/site-packages/airflow/jobs.py",
> line 595, in manage_slas
> while dttm < datetime.now():
> TypeError: can't compare datetime.datetime to NoneType
> {noformat}
> Exception is in airflow/jobs.py:manage_slas() :
> https://github.com/apache/incubator-airflow/blob/v1-8-stable/airflow/jobs.py#L595
> {code}
> ts = datetime.now()
> SlaMiss = models.SlaMiss
> for ti in max_tis:
> task = dag.get_task(ti.task_id)
> dttm = ti.execution_date
> if task.sla:
> dttm = dag.following_schedule(dttm)
> >>> while dttm < datetime.now(): <<< here
> following_schedule = dag.following_schedule(dttm)
> if following_schedule + task.sla < datetime.now():
> session.merge(models.SlaMiss(
> task_id=ti.task_id,
> {code}
> It seems that dag.following_schedule() returns None for @once dag?
> Here's how dag is defined:
> {code}
> main_dag = DAG(
> dag_id = 'DISCOVER-Oracle-Load',
> default_args = default_args,
> user_defined_macros= dag_macros,
> start_date = datetime.now(),
> catchup= False,
> schedule_interval = '@once',
> concurrency= 2,
> max_active_runs= 1,
> dagrun_timeout = timedelta(days=4),
> )
> {code}
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[jira] [Updated] (AIRFLOW-1013) airflow/jobs.py:manage_slas() exception for @once dag
[
https://issues.apache.org/jira/browse/AIRFLOW-1013?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Chris Riccomini updated AIRFLOW-1013:
-
Fix Version/s: 1.8.1
> airflow/jobs.py:manage_slas() exception for @once dag
> -
>
> Key: AIRFLOW-1013
> URL: https://issues.apache.org/jira/browse/AIRFLOW-1013
> Project: Apache Airflow
> Issue Type: Bug
>Affects Versions: Airflow 1.8
>Reporter: Ruslan Dautkhanov
>Assignee: Siddharth Anand
>Priority: Blocker
> Labels: dagrun, once, scheduler, sla
> Fix For: 1.8.1
>
>
> Getting following exception
> {noformat}
> [2017-03-19 20:16:25,786] {jobs.py:354} DagFileProcessor2638 ERROR - Got an
> exception! Propagating...
> Traceback (most recent call last):
> File
> "/opt/cloudera/parcels/Anaconda/lib/python2.7/site-packages/airflow/jobs.py",
> line 346, in helper
> pickle_dags)
> File
> "/opt/cloudera/parcels/Anaconda/lib/python2.7/site-packages/airflow/utils/db.py",
> line 53, in wrapper
> result = func(*args, **kwargs)
> File
> "/opt/cloudera/parcels/Anaconda/lib/python2.7/site-packages/airflow/jobs.py",
> line 1581, in process_file
> self._process_dags(dagbag, dags, ti_keys_to_schedule)
> File
> "/opt/cloudera/parcels/Anaconda/lib/python2.7/site-packages/airflow/jobs.py",
> line 1175, in _process_dags
> self.manage_slas(dag)
> File
> "/opt/cloudera/parcels/Anaconda/lib/python2.7/site-packages/airflow/utils/db.py",
> line 53, in wrapper
> result = func(*args, **kwargs)
> File
> "/opt/cloudera/parcels/Anaconda/lib/python2.7/site-packages/airflow/jobs.py",
> line 595, in manage_slas
> while dttm < datetime.now():
> TypeError: can't compare datetime.datetime to NoneType
> {noformat}
> Exception is in airflow/jobs.py:manage_slas() :
> https://github.com/apache/incubator-airflow/blob/v1-8-stable/airflow/jobs.py#L595
> {code}
> ts = datetime.now()
> SlaMiss = models.SlaMiss
> for ti in max_tis:
> task = dag.get_task(ti.task_id)
> dttm = ti.execution_date
> if task.sla:
> dttm = dag.following_schedule(dttm)
> >>> while dttm < datetime.now(): <<< here
> following_schedule = dag.following_schedule(dttm)
> if following_schedule + task.sla < datetime.now():
> session.merge(models.SlaMiss(
> task_id=ti.task_id,
> {code}
> It seems that dag.following_schedule() returns None for @once dag?
> Here's how dag is defined:
> {code}
> main_dag = DAG(
> dag_id = 'DISCOVER-Oracle-Load',
> default_args = default_args,
> user_defined_macros= dag_macros,
> start_date = datetime.now(),
> catchup= False,
> schedule_interval = '@once',
> concurrency= 2,
> max_active_runs= 1,
> dagrun_timeout = timedelta(days=4),
> )
> {code}
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[jira] [Updated] (AIRFLOW-1013) airflow/jobs.py:manage_slas() exception for @once dag
[
https://issues.apache.org/jira/browse/AIRFLOW-1013?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Bolke de Bruin updated AIRFLOW-1013:
Priority: Blocker (was: Major)
> airflow/jobs.py:manage_slas() exception for @once dag
> -
>
> Key: AIRFLOW-1013
> URL: https://issues.apache.org/jira/browse/AIRFLOW-1013
> Project: Apache Airflow
> Issue Type: Bug
>Affects Versions: Airflow 1.8
>Reporter: Ruslan Dautkhanov
>Assignee: Siddharth Anand
>Priority: Blocker
> Labels: dagrun, once, scheduler, sla
>
> Getting following exception
> {noformat}
> [2017-03-19 20:16:25,786] {jobs.py:354} DagFileProcessor2638 ERROR - Got an
> exception! Propagating...
> Traceback (most recent call last):
> File
> "/opt/cloudera/parcels/Anaconda/lib/python2.7/site-packages/airflow/jobs.py",
> line 346, in helper
> pickle_dags)
> File
> "/opt/cloudera/parcels/Anaconda/lib/python2.7/site-packages/airflow/utils/db.py",
> line 53, in wrapper
> result = func(*args, **kwargs)
> File
> "/opt/cloudera/parcels/Anaconda/lib/python2.7/site-packages/airflow/jobs.py",
> line 1581, in process_file
> self._process_dags(dagbag, dags, ti_keys_to_schedule)
> File
> "/opt/cloudera/parcels/Anaconda/lib/python2.7/site-packages/airflow/jobs.py",
> line 1175, in _process_dags
> self.manage_slas(dag)
> File
> "/opt/cloudera/parcels/Anaconda/lib/python2.7/site-packages/airflow/utils/db.py",
> line 53, in wrapper
> result = func(*args, **kwargs)
> File
> "/opt/cloudera/parcels/Anaconda/lib/python2.7/site-packages/airflow/jobs.py",
> line 595, in manage_slas
> while dttm < datetime.now():
> TypeError: can't compare datetime.datetime to NoneType
> {noformat}
> Exception is in airflow/jobs.py:manage_slas() :
> https://github.com/apache/incubator-airflow/blob/v1-8-stable/airflow/jobs.py#L595
> {code}
> ts = datetime.now()
> SlaMiss = models.SlaMiss
> for ti in max_tis:
> task = dag.get_task(ti.task_id)
> dttm = ti.execution_date
> if task.sla:
> dttm = dag.following_schedule(dttm)
> >>> while dttm < datetime.now(): <<< here
> following_schedule = dag.following_schedule(dttm)
> if following_schedule + task.sla < datetime.now():
> session.merge(models.SlaMiss(
> task_id=ti.task_id,
> {code}
> It seems that dag.following_schedule() returns None for @once dag?
> Here's how dag is defined:
> {code}
> main_dag = DAG(
> dag_id = 'DISCOVER-Oracle-Load',
> default_args = default_args,
> user_defined_macros= dag_macros,
> start_date = datetime.now(),
> catchup= False,
> schedule_interval = '@once',
> concurrency= 2,
> max_active_runs= 1,
> dagrun_timeout = timedelta(days=4),
> )
> {code}
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