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new dce27557eb Fix GCS sensor system tests failing with DebugExecutor
(#26742)
dce27557eb is described below
commit dce27557eb57a4f5748617ba584f9204ac09b10b
Author: Bartłomiej Hirsz <[email protected]>
AuthorDate: Wed Sep 28 11:46:21 2022 +0200
Fix GCS sensor system tests failing with DebugExecutor (#26742)
---
airflow/providers/google/cloud/sensors/gcs.py | 2 +-
airflow/sensors/base.py | 2 +-
.../google/cloud/gcs/example_gcs_sensor.py | 24 ++++++++++++++++++++--
3 files changed, 24 insertions(+), 4 deletions(-)
diff --git a/airflow/providers/google/cloud/sensors/gcs.py
b/airflow/providers/google/cloud/sensors/gcs.py
index 20b06b9c17..24d8979f90 100644
--- a/airflow/providers/google/cloud/sensors/gcs.py
+++ b/airflow/providers/google/cloud/sensors/gcs.py
@@ -241,7 +241,7 @@ class GCSUploadSessionCompleteSensor(BaseSensorOperator):
"""
Checks for changes in the number of objects at prefix in Google Cloud
Storage
bucket and returns True if the inactivity period has passed with no
- increase in the number of objects. Note, this sensor will no behave
correctly
+ increase in the number of objects. Note, this sensor will not behave
correctly
in reschedule mode, as the state of the listed objects in the GCS bucket
will
be lost between rescheduled invocations.
diff --git a/airflow/sensors/base.py b/airflow/sensors/base.py
index 870199f175..ab7d2ca99f 100644
--- a/airflow/sensors/base.py
+++ b/airflow/sensors/base.py
@@ -81,7 +81,7 @@ class BaseSensorOperator(BaseOperator, SkipMixin):
:param soft_fail: Set to true to mark the task as SKIPPED on failure
:param poke_interval: Time in seconds that the job should wait in
- between each tries
+ between each try
:param timeout: Time, in seconds before the task times out and fails.
:param mode: How the sensor operates.
Options are: ``{ poke | reschedule }``, default is ``poke``.
diff --git a/tests/system/providers/google/cloud/gcs/example_gcs_sensor.py
b/tests/system/providers/google/cloud/gcs/example_gcs_sensor.py
index 6e5718e77d..2b48d0ee90 100644
--- a/tests/system/providers/google/cloud/gcs/example_gcs_sensor.py
+++ b/tests/system/providers/google/cloud/gcs/example_gcs_sensor.py
@@ -47,6 +47,26 @@ FILE_NAME = "example_upload.txt"
UPLOAD_FILE_PATH = str(Path(__file__).parent / "resources" / FILE_NAME)
+def workaround_in_debug_executor(cls):
+ """
+ DebugExecutor change sensor mode from poke to reschedule. Some sensors
don't work correctly
+ in reschedule mode. They are decorated with `poke_mode_only` decorator to
fail when mode is changed.
+ This method creates dummy property to overwrite it and force poke method
to always return True.
+ """
+ cls.mode = dummy_mode_property()
+ cls.poke = lambda self, ctx: True
+
+
+def dummy_mode_property():
+ def mode_getter(self):
+ return self._mode
+
+ def mode_setter(self, value):
+ self._mode = value
+
+ return property(mode_getter, mode_setter)
+
+
with models.DAG(
DAG_ID,
schedule='@once',
@@ -58,6 +78,8 @@ with models.DAG(
task_id="create_bucket", bucket_name=BUCKET_NAME, project_id=PROJECT_ID
)
+ workaround_in_debug_executor(GCSUploadSessionCompleteSensor)
+
# [START howto_sensor_gcs_upload_session_complete_task]
gcs_upload_session_complete = GCSUploadSessionCompleteSensor(
bucket=BUCKET_NAME,
@@ -89,7 +111,6 @@ with models.DAG(
gcs_object_exists = GCSObjectExistenceSensor(
bucket=BUCKET_NAME,
object=FILE_NAME,
- mode='poke',
task_id="gcs_object_exists_task",
)
# [END howto_sensor_object_exists_task]
@@ -98,7 +119,6 @@ with models.DAG(
gcs_object_with_prefix_exists = GCSObjectsWithPrefixExistenceSensor(
bucket=BUCKET_NAME,
prefix=FILE_NAME[:5],
- mode='poke',
task_id="gcs_object_with_prefix_exists_task",
)
# [END howto_sensor_object_with_prefix_exists_task]
