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spiff-arena
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run the data migrator from the insterstitial page code when loading the pi show page w/ burnettk (#607) 

Co-authored-by: jasquat <jasquat@users.noreply.github.com>
This commit is contained in:
jasquat 2023-11-07 16:20:47 -05:00 committed by GitHub
parent eb13ab843b
commit 57c8112eea
2 changed files with 13 additions and 3 deletions
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3
spiffworkflow-backend/src/spiffworkflow_backend/data_migrations/process_instance_migrator.py
View File

@ -29,6 +29,8 @@ def benchmark_log_func(func: Any) -> Any:
class ProcessInstanceMigrator:
CURRENT_VERSION = "3"
@classmethod
def run(cls, process_instance: ProcessInstanceModel) -> None:
"""This updates the serialization of an instance to the current expected state.
@ -41,6 +43,7 @@ class ProcessInstanceMigrator:
# if the serializer version is None, then we are dealing with a new process instance,
# so we do not need to run the migrator
# it will be set the newest serializer version momentarily.
if process_instance.spiff_serializer_version is None:
return

13
spiffworkflow-backend/src/spiffworkflow_backend/routes/tasks_controller.py
View File

@ -536,7 +536,7 @@ def _interstitial_stream(
execute_tasks: bool = True,
is_locked: bool = False,
) -> Generator[str, str | None, None]:
def get_reportable_tasks() -> Any:
def get_reportable_tasks(processor: ProcessInstanceProcessor) -> Any:
return processor.bpmn_process_instance.get_tasks(
state=TaskState.WAITING | TaskState.STARTED | TaskState.READY | TaskState.ERROR
)
@ -554,7 +554,7 @@ def _interstitial_stream(
processor = ProcessInstanceProcessor(process_instance)
reported_ids = [] # A list of all the ids reported by this endpoint so far.
tasks = get_reportable_tasks()
tasks = get_reportable_tasks(processor)
while True:
has_ready_tasks = False
for spiff_task in tasks:
@ -631,7 +631,7 @@ def _interstitial_stream(
]:
break
tasks = get_reportable_tasks()
tasks = get_reportable_tasks(processor)
spiff_task = processor.next_task()
if spiff_task is not None:
@ -672,6 +672,13 @@ def _dequeued_interstitial_stream(
except ProcessInstanceIsAlreadyLockedError:
yield from _interstitial_stream(process_instance, execute_tasks=False, is_locked=True)
else:
# attempt to run the migrator even for a readonly operation if the process instance is not newest
if process_instance.spiff_serializer_version < ProcessInstanceMigrator.CURRENT_VERSION:
try:
with ProcessInstanceQueueService.dequeued(process_instance):
ProcessInstanceMigrator.run(process_instance)
except ProcessInstanceIsAlreadyLockedError:
pass
# no reason to get a lock if we are reading only
yield from _interstitial_stream(process_instance, execute_tasks=execute_tasks)
except Exception as ex: