mirror of
https://github.com/PiBrewing/craftbeerpi4.git
synced 2024-11-14 02:58:16 +01:00
51 lines
1.2 KiB
Python
51 lines
1.2 KiB
Python
from functools import wraps
|
|
|
|
from aiohttp.web import View
|
|
|
|
from . import create_scheduler
|
|
|
|
__all__ = ('setup', 'spawn', 'get_scheduler', 'get_scheduler_from_app',
|
|
'atomic')
|
|
|
|
|
|
def get_scheduler(request):
|
|
scheduler = get_scheduler_from_request(request)
|
|
if scheduler is None:
|
|
raise RuntimeError(
|
|
"Call aiojobs.aiohttp.setup() on application initialization")
|
|
return scheduler
|
|
|
|
|
|
def get_scheduler_from_app(app):
|
|
return app.get('AIOJOBS_SCHEDULER')
|
|
|
|
|
|
def get_scheduler_from_request(request):
|
|
return request.config_dict.get('AIOJOBS_SCHEDULER')
|
|
|
|
|
|
async def spawn(request, coro):
|
|
return await get_scheduler(request).spawn(coro)
|
|
|
|
|
|
def atomic(coro):
|
|
@wraps(coro)
|
|
async def wrapper(request):
|
|
if isinstance(request, View):
|
|
# Class Based View decorated.
|
|
request = request.request
|
|
|
|
job = await spawn(request, coro(request))
|
|
return await job.wait()
|
|
return wrapper
|
|
|
|
|
|
def setup(app, **kwargs):
|
|
async def on_startup(app):
|
|
app['AIOJOBS_SCHEDULER'] = await create_scheduler(**kwargs)
|
|
|
|
async def on_cleanup(app):
|
|
await app['AIOJOBS_SCHEDULER'].close()
|
|
|
|
app.on_startup.append(on_startup)
|
|
app.on_cleanup.append(on_cleanup)
|