added /delete_key

buckler.py

@@ -312,6 +312,30 @@ async def set_session(request):
 	return web.json_response(error)
 
 
+@routes.post(config.url_prefix + '/delete_key', name='delete_key')
+@auth.auth_required
+async def delete_key(request):
+	"""Allows a user to delete a security key."""
+	data = await request.post()
+	async with request.app['pool'].acquire() as conn:
+		for key, value in data.items():
+			key_id = key.replace('fido-', '')
+			if not key_id:
+				continue
+			try:
+				key_id = int(key_id)
+			except ValueError:
+				continue
+			if value != 'on':
+				continue
+			await conn.execute(
+				"DELETE FROM user_credential "
+				"WHERE id = $1 AND user_id = $2",
+				key_id, request['session']['id'])
+	index_url = request.app.router['index'].url_for()
+	raise web.HTTPFound(location=index_url)
+
+
 async def init_app():
 	"""Initializes the application."""
 	app = web.Application()

templates/index.html

@@ -78,6 +78,7 @@
 				<article style="display: none;">
 					<hr>
 					{% if fido2_keys %}
+					<form action="{{ request.app.router['delete_key'].url_for() }}" method="POST" enctype="application/x-www-form-urlencoded">
 						<table id="security_keys">
 							<thead>
 								<tr>
@@ -94,6 +95,8 @@
 								{% endfor %}
 							</tbody>
 						</table>
+						<input type="submit" value="Delete">
+					</form>
 					{% else %}
 					<span>No registered keys.</span>
 					{% endif %}