async def main():
# create a manager and add the spec
pm = aiopluggy.PluginManager("myproject")
pm.register_specs(MySpec)
# register plugins
await pm.register(Plugin_1())
await pm.register(Plugin_2())
# call our `myhook` hook
results = await pm.hooks.myhook(arg1=1, arg2=2)
values = [ result.value for result in results ]
print(values)
def __init__(self, *args, middlewares=None, **kwargs):
middlewares = [] if middlewares is None else list(middlewares)
# add required middlewares
middlewares.extend([
web.normalize_path_middleware(), # todo: needed?
# Make comment from the following line to disable authentication for local testing
authorization.middleware
])
super().__init__(*args, middlewares=middlewares, **kwargs)
# Initialize config:
self._config = config.load()
self._pool = None
# set app properties
path = urllib.parse.urlparse(self._config['web']['baseurl']).path
if len(path) == 0 or path[-1] != '/':
path += '/'
self['path'] = path
self['openapi'] = openapi.openapi
# set routes
self.router.add_get(path + 'datasets',
handlers.datasets.get_collection)
self.router.add_post(path + 'datasets',
handlers.datasets.post_collection)
self.router.add_get(path + 'datasets/{dataset}', handlers.datasets.get)
self.router.add_put(path + 'datasets/{dataset}', handlers.datasets.put)
self.router.add_delete(path + 'datasets/{dataset}',
handlers.datasets.delete)
self.router.add_get(path + 'datasets/{dataset}/purls/{distribution}',
handlers.datasets.link_redirect)
self.router.add_get(path + 'harvest', handlers.harvest.get_collection)
self.router.add_get(path + 'openapi', handlers.openapi.get)
self.router.add_get(path + 'system/health', handlers.systemhealth.get)
# Load and initialize plugins:
self._pm = aiopluggy.PluginManager('datacatalog')
self._pm.register_specs(plugin_interfaces)
self.on_startup.append(_on_startup)
self.on_cleanup.append(_on_cleanup)
self._load_plugins()
self._initialize_sync()
# CORS
# this must be done after initialize_sync: plugins may register new
# routes during setup and our allow_cors applies to all routes.
if 'allow_cors' in self._config['web'] and self._config['web'][
'allow_cors']:
cors = aiohttp_cors.setup(self,
defaults={
'*':
aiohttp_cors.ResourceOptions(
expose_headers="*",
allow_headers="*"),
})
for route in list(self.router.routes()):
cors.add(route)
def test_signatures():
pm = aiopluggy.PluginManager('datacatalog')
pm.register_specs(plugin_interfaces)
pm.register(postgres_plugin)