113 lines
4.5 KiB
Python
113 lines
4.5 KiB
Python
# maubot - A plugin-based Matrix bot system.
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# Copyright (C) 2018 Tulir Asokan
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU Affero General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU Affero General Public License for more details.
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#
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# You should have received a copy of the GNU Affero General Public License
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# along with this program. If not, see <https://www.gnu.org/licenses/>.
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import logging
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import asyncio
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from aiohttp import web
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from aiohttp.abc import AbstractAccessLogger
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import pkg_resources
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from mautrix.api import PathBuilder, Method
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from .config import Config
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from .__meta__ import __version__
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class AccessLogger(AbstractAccessLogger):
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def log(self, request: web.Request, response: web.Response, time: int):
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self.logger.info(f'{request.remote} "{request.method} {request.path} '
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f'{response.status} {response.body_length} '
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f'in {round(time, 4)}s"')
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class MaubotServer:
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log: logging.Logger = logging.getLogger("maubot.server")
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def __init__(self, config: Config, loop: asyncio.AbstractEventLoop) -> None:
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self.loop = loop or asyncio.get_event_loop()
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self.app = web.Application(loop=self.loop, client_max_size=100*1024*1024)
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self.config = config
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as_path = PathBuilder(config["server.appservice_base_path"])
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self.add_route(Method.PUT, as_path.transactions, self.handle_transaction)
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self.setup_management_ui()
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self.runner = web.AppRunner(self.app, access_log_class=AccessLogger)
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def setup_management_ui(self) -> None:
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ui_base = self.config["server.ui_base_path"]
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if ui_base == "/":
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ui_base = ""
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directory = (self.config["server.override_resource_path"]
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or pkg_resources.resource_filename("maubot", "management/frontend/build"))
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self.app.router.add_static(f"{ui_base}/static", f"{directory}/static")
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self.setup_static_root_files(directory, ui_base)
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with open(f"{directory}/index.html", "r") as file:
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index_html = file.read()
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@web.middleware
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async def frontend_404_middleware(request: web.Request, handler) -> web.Response:
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if hasattr(handler, "__self__") and isinstance(handler.__self__, web.StaticResource):
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try:
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return await handler(request)
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except web.HTTPNotFound:
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return web.Response(body=index_html, content_type="text/html")
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return await handler(request)
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async def ui_base_redirect(_: web.Request) -> web.Response:
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raise web.HTTPFound(f"{ui_base}/")
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self.app.middlewares.append(frontend_404_middleware)
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self.app.router.add_get(f"{ui_base}/", lambda _: web.Response(body=index_html,
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content_type="text/html"))
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self.app.router.add_get(ui_base, ui_base_redirect)
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def setup_static_root_files(self, directory: str, ui_base: str) -> None:
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files = {
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"asset-manifest.json": "application/json",
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"manifest.json": "application/json",
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"favicon.png": "image/png",
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}
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for file, mime in files.items():
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with open(f"{directory}/{file}", "rb") as stream:
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data = stream.read()
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self.app.router.add_get(f"{ui_base}/{file}", lambda _: web.Response(body=data,
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content_type=mime))
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def add_route(self, method: Method, path: PathBuilder, handler) -> None:
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self.app.router.add_route(method.value, str(path), handler)
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async def start(self) -> None:
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await self.runner.setup()
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site = web.TCPSite(self.runner, self.config["server.hostname"], self.config["server.port"])
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await site.start()
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self.log.info(f"Listening on {site.name}")
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async def stop(self) -> None:
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await self.runner.shutdown()
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await self.runner.cleanup()
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@staticmethod
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async def version(_: web.Request) -> web.Response:
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return web.json_response({
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"version": __version__
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})
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async def handle_transaction(self, request: web.Request) -> web.Response:
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return web.Response(status=501)
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