eladkal commented on a change in pull request #21523:
URL: https://github.com/apache/airflow/pull/21523#discussion_r805616731
##########
File path: airflow/providers/amazon/aws/example_dags/example_eks_templated.py
##########
@@ -49,50 +44,53 @@
"""
with DAG(
- dag_id='to-publish-manuals-templated',
- default_args={'cluster_name': "{{ dag_run.conf['cluster_name'] }}"},
+ dag_id='example_eks_templated',
schedule_interval=None,
start_date=datetime(2021, 1, 1),
- catchup=False,
- max_active_runs=1,
tags=['example', 'templated'],
+ catchup=False,
# render_template_as_native_obj=True is what converts the Jinja to Python
objects, instead of a string.
render_template_as_native_obj=True,
) as dag:
- SUBNETS = os.environ.get('EKS_DEMO_SUBNETS', 'subnet-12345ab
subnet-67890cd').split(' ')
- VPC_CONFIG = {
- 'subnetIds': SUBNETS,
- 'endpointPublicAccess': True,
- 'endpointPrivateAccess': False,
- }
+
+ CLUSTER_NAME = "{{ dag_run.conf['cluster_name'] }}"
+ NODEGROUP_NAME = "{{ dag_run.conf['nodegroup_name'] }}"
+ VPC_CONFIG = json.loads("{{ dag_run.conf['resources_vpc_config'] }}")
Review comment:
To render as native Python object you will need
`render_template_as_native_obj=True`
docs
https://airflow.apache.org/docs/apache-airflow/stable/concepts/operators.html#rendering-fields-as-native-python-objects.
The templating is done as part of creating a task instance:
https://github.com/apache/airflow/blob/fded2ca0b9c995737b401896b89e5c9fd7f24c91/airflow/models/taskinstance.py#L1419
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