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Fix cleanup not running when exception occurs in startup. #266

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Aug 22, 2021
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14 changes: 8 additions & 6 deletions aiohttp_devtools/runserver/serve.py
Original file line number Diff line number Diff line change
Expand Up @@ -117,8 +117,9 @@ def serve_main_app(config: Config, tty_path: Optional[str]):
setup_logging(config.verbose)
app_factory = config.import_app_factory()
loop = asyncio.get_event_loop()
runner = loop.run_until_complete(start_main_app(config, app_factory, loop))
runner = loop.run_until_complete(create_main_app(config, app_factory, loop))
try:
loop.run_until_complete(start_main_app(runner, config.main_port))
loop.run_forever()
except KeyboardInterrupt: # pragma: no cover
pass
Expand All @@ -127,17 +128,18 @@ def serve_main_app(config: Config, tty_path: Optional[str]):
loop.run_until_complete(runner.cleanup())


async def start_main_app(config: Config, app_factory, loop):
async def create_main_app(config: Config, app_factory, loop):
app = await config.load_app(app_factory)

modify_main_app(app, config)

await check_port_open(config.main_port, loop)
runner = web.AppRunner(app, access_log_class=AccessLogger)
return web.AppRunner(app, access_log_class=AccessLogger)


async def start_main_app(runner: web.AppRunner, port):
await runner.setup()
site = web.TCPSite(runner, host=HOST, port=config.main_port, shutdown_timeout=0.1)
site = web.TCPSite(runner, host=HOST, port=port, shutdown_timeout=0.1)
await site.start()
return runner


WS = 'websockets'
Expand Down
9 changes: 6 additions & 3 deletions tests/test_runserver_main.py
Original file line number Diff line number Diff line change
Expand Up @@ -15,7 +15,8 @@

from aiohttp_devtools.runserver import run_app, runserver
from aiohttp_devtools.runserver.config import Config
from aiohttp_devtools.runserver.serve import create_auxiliary_app, modify_main_app, src_reload, start_main_app
from aiohttp_devtools.runserver.serve import (create_auxiliary_app, create_main_app, modify_main_app, src_reload,
start_main_app)

from .conftest import SIMPLE_APP

Expand Down Expand Up @@ -155,7 +156,8 @@ async def test_serve_main_app(tmpworkdir, loop, mocker):
loop.call_later(0.5, loop.stop)

config = Config(app_path='app.py')
await start_main_app(config, config.import_app_factory(), loop)
runner = await create_main_app(config, config.import_app_factory(), loop)
await start_main_app(runner, config.main_port)

mock_modify_main_app.assert_called_with(mock.ANY, config)

Expand All @@ -176,7 +178,8 @@ async def hello(request):
mock_modify_main_app = mocker.patch('aiohttp_devtools.runserver.serve.modify_main_app')

config = Config(app_path='app.py')
await start_main_app(config, config.import_app_factory(), loop)
runner = await create_main_app(config, config.import_app_factory(), loop)
await start_main_app(runner, config.main_port)

mock_modify_main_app.assert_called_with(mock.ANY, config)

Expand Down