import aiohttp.web from . import app async def webfinger(request): subject = request.query['resource'] if subject != 'acct:viera@{}'.format(request.host): return aiohttp.web.json_response({'error': 'user not found'}, status=404) actor_uri = "https://{}/actor".format(request.host) data = { "aliases": [actor_uri], "links": [ {"href": actor_uri, "rel": "self", "type": "application/activity+json"}, {"href": actor_uri, "rel": "self", "type": "application/ld+json; profile=\"https://www.w3.org/ns/activitystreams\""} ], "subject": subject } return aiohttp.web.json_response(data) app.router.add_get('/.well-known/webfinger', webfinger)