diff options
Diffstat (limited to 'include/py/homekit/http/http.py')
-rw-r--r-- | include/py/homekit/http/http.py | 115 |
1 files changed, 115 insertions, 0 deletions
diff --git a/include/py/homekit/http/http.py b/include/py/homekit/http/http.py new file mode 100644 index 0000000..82c5aae --- /dev/null +++ b/include/py/homekit/http/http.py @@ -0,0 +1,115 @@ +import logging +import asyncio + +from enum import Enum +from aiohttp import web +from aiohttp.web import Response, HTTPFound +from aiohttp.web_exceptions import HTTPNotFound + +from ..util import stringify, format_tb, Addr + + +_logger = logging.getLogger(__name__) + + +@web.middleware +async def errors_handler_middleware(request, handler): + try: + response = await handler(request) + return response + + except HTTPNotFound: + return web.json_response({'error': 'not found'}, status=404) + + except HTTPFound as exc: + raise exc + + except Exception as exc: + _logger.exception(exc) + data = { + 'error': exc.__class__.__name__, + 'message': exc.message if hasattr(exc, 'message') else str(exc) + } + tb = format_tb(exc) + if tb: + data['stacktrace'] = tb + + return web.json_response(data, status=500) + + +def serve(addr: Addr, route_table: web.RouteTableDef, handle_signals: bool = True): + app = web.Application() + app.add_routes(route_table) + app.middlewares.append(errors_handler_middleware) + + host, port = addr + + web.run_app(app, + host=host, + port=port, + handle_signals=handle_signals) + + +def routes() -> web.RouteTableDef: + return web.RouteTableDef() + + +def ok(data=None): + if data is None: + data = 1 + response = {'response': data} + return web.json_response(response, dumps=stringify) + + +class HTTPServer: + def __init__(self, addr: Addr, handle_errors=True): + self.addr = addr + self.app = web.Application() + self.logger = logging.getLogger(self.__class__.__name__) + + if handle_errors: + self.app.middlewares.append(errors_handler_middleware) + + def _add_route(self, + method: str, + path: str, + handler: callable): + self.app.router.add_routes([getattr(web, method)(path, handler)]) + + def get(self, path, handler): + self._add_route('get', path, handler) + + def post(self, path, handler): + self._add_route('post', path, handler) + + def put(self, path, handler): + self._add_route('put', path, handler) + + def delete(self, path, handler): + self._add_route('delete', path, handler) + + def run(self, event_loop=None, handle_signals=True): + if not event_loop: + event_loop = asyncio.get_event_loop() + + runner = web.AppRunner(self.app, handle_signals=handle_signals) + event_loop.run_until_complete(runner.setup()) + + host, port = self.addr + site = web.TCPSite(runner, host=host, port=port) + event_loop.run_until_complete(site.start()) + + self.logger.info(f'Server started at http://{host}:{port}') + + event_loop.run_forever() + + def ok(self, data=None): + return ok(data) + + def plain(self, text: str): + return Response(text=text, content_type='text/plain') + + +class HTTPMethod(Enum): + GET = 'GET' + POST = 'POST' |