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"""Validation checks for generating tasks."""
import inject
from evergreen import EvergreenApi
class GenTaskValidationService:
"""A service for validation around generating tasks."""
@inject.autoparams()
def __init__(self, evg_api: EvergreenApi) -> None:
"""
Initialize the service.
:param evg_api: Evergreen API client.
"""
self.evg_api = evg_api
def should_task_be_generated(self, task_id: str) -> bool:
"""
Determine if we should attempt to generate tasks.
If an evergreen task that calls 'generate.tasks' is restarted, the 'generate.tasks' command
will no-op. So, if we are in that state, we should avoid generating new configuration files
that will just be confusing to the user (since that would not be used).
:param task_id: Id of the task being run.
:return: Boolean of whether to generate tasks.
"""
task = self.evg_api.task_by_id(task_id, fetch_all_executions=True)
# If any previous execution was successful, do not generate more tasks.
for i in range(task.execution):
task_execution = task.get_execution(i)
if task_execution.is_success():
return False
return True
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