Use plain text message payloads instead of JSON

http2irc.py

@@ -4,7 +4,6 @@ import asyncio
 import base64
 import collections
 import concurrent.futures
-import json
 import logging
 import signal
 import ssl
@@ -223,6 +222,7 @@ class IRCClientProtocol(asyncio.Protocol):
 			logging.debug(f'{id(self)}: got message: {message!r}')
 			if message is None:
 				break
+			#TODO Split if the message is too long.
 			self.unconfirmedMessages.append((channel, message))
 			self.send(b'PRIVMSG ' + channel.encode('utf-8') + b' :' + message.encode('utf-8'))
 			await asyncio.sleep(1) # Rate limit
@@ -339,28 +339,33 @@ class WebServer:
 		await runner.cleanup()
 
 	async def post(self, request):
-		logging.info(f'Received request for {request.path!r} with data {await request.read()!r}')
+		logging.info(f'Received request for {request.path!r}')
 		try:
 			channel, auth = self._paths[request.path]
 		except KeyError:
+			logging.info(f'Bad request: no path {request.path!r}')
 			raise aiohttp.web.HTTPNotFound()
 		if auth:
 			authHeader = request.headers.get('Authorization')
 			if not authHeader or authHeader != auth:
+				logging.info(f'Bad request: authentication failed: {authHeader!r} != {auth}')
 				raise aiohttp.web.HTTPForbidden()
 		try:
-			data = await request.json()
-		except (aiohttp.ContentTypeError, json.JSONDecodeError) as e:
-			logging.error(f'Invalid data received: {await request.read()!r}')
+			message = await request.text()
+		except Exception as e:
+			logging.info(f'Bad request: exception while reading request data: {e!s}')
+			raise aiohttp.web.HTTPBadRequest() # Yes, it's always the client's fault. :-)
+		logging.debug(f'Request payload: {message!r}')
+		# Strip optional [CR] LF at the end of the payload
+		if message.endswith('\r\n'):
+			message = message[:-2]
+		elif message.endswith('\n'):
+			message = message[:-1]
+		if '\r' in message or '\n' in message:
+			logging.info('Bad request: linebreaks in message')
 			raise aiohttp.web.HTTPBadRequest()
-		if 'message' not in data:
-			logging.error(f'Message missing: {await request.read()!r}')
-			raise aiohttp.web.HTTPBadRequest()
-		if '\r' in data['message'] or '\n' in data['message']:
-			logging.error(f'Linebreaks in message: {await request.read()!r}')
-			raise aiohttp.web.HTTPBadRequest()
-		logging.debug(f'Putting message {data["message"]!r} for {channel} into message queue')
-		self.messageQueue.put_nowait((channel, data['message']))
+		logging.debug(f'Putting message {message!r} for {channel} into message queue')
+		self.messageQueue.put_nowait((channel, message))
 		raise aiohttp.web.HTTPOk()