tirkarthi commented on code in PR #23530:
URL: https://github.com/apache/airflow/pull/23530#discussion_r878645514
##########
airflow/api_connexion/endpoints/task_instance_endpoint.py:
##########
@@ -512,3 +517,84 @@ def post_set_task_instances_state(*, dag_id: str, session:
Session = NEW_SESSION
session=session,
)
return
task_instance_reference_collection_schema.dump(TaskInstanceReferenceCollection(task_instances=tis))
+
+
[email protected]_access(
+ [
+ (permissions.ACTION_CAN_EDIT, permissions.RESOURCE_DAG),
+ (permissions.ACTION_CAN_READ, permissions.RESOURCE_DAG_RUN),
+ (permissions.ACTION_CAN_EDIT, permissions.RESOURCE_TASK_INSTANCE),
+ ],
+)
+@provide_session
+def run_task_instance(
+ *, dag_id: str, dag_run_id: str, task_id: str, session: Session =
NEW_SESSION
+) -> APIResponse:
+ """Set a state of task instances."""
+ body = request.get_json()
+ try:
+ data = run_task_instance_form.load(body)
+ except ValidationError as err:
+ raise BadRequest(detail=str(err.messages))
+
+ ignore_all_deps = data.get('ignore_all_deps')
+ ignore_task_deps = data.get('ignore_task_deps')
+ ignore_ti_state = data.get('ignore_ti_state')
+ map_index = data.get('map_index')
+
+ executor = ExecutorLoader.get_default_executor()
+ if not getattr(executor, "supports_ad_hoc_ti_run", False):
+ error_message = "Only works with the Celery, CeleryKubernetes or
Kubernetes executors"
+ raise BadRequest(detail=error_message)
+
+ error_message = f"Dag ID {dag_id} not found"
+ dag = current_app.dag_bag.get_dag(dag_id)
+ if not dag:
+ raise NotFound(error_message)
+
+ error_message = f"Task ID {task_id} not found"
+ task = dag.task_dict.get(task_id)
+ if not task:
+ raise NotFound(error_message)
+
+ dag_run = dag.get_dagrun(run_id=dag_run_id)
+ error_message = f"DagRun ID {dag_run_id} not found"
+ if not dag_run:
+ raise NotFound(error_message)
+
+ task_instance = dag_run.get_task_instance(task_id=task.task_id,
map_index=map_index)
+ task_instance.refresh_from_task(task)
+ if not task_instance:
+ error_message = f"Task instance not found for task {task_id!r} on DAG
run with ID {dag_run_id!r}"
+ raise NotFound(detail=error_message)
+
+ dep_context = DepContext(
Review Comment:
Added a comment that task dependencies should be validated to ensure if the
task instance can be run before actual run based on ignore options in the
payload.
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