diff options
Diffstat (limited to 'backend/main.py')
| -rw-r--r-- | backend/main.py | 195 |
1 files changed, 3 insertions, 192 deletions
diff --git a/backend/main.py b/backend/main.py index b2e3e74a..46a0671a 100644 --- a/backend/main.py +++ b/backend/main.py @@ -1,193 +1,4 @@ -# Change PyInstaller files permissions -import sys -from localplatform import (chmod, chown, service_stop, service_start, - ON_WINDOWS, get_log_level, get_live_reload, - get_server_port, get_server_host, get_chown_plugin_path, - get_unprivileged_user, get_unprivileged_path, - get_privileged_path) -if hasattr(sys, '_MEIPASS'): - chmod(sys._MEIPASS, 755) -# Full imports -from asyncio import new_event_loop, set_event_loop, sleep -from json import dumps, loads -from logging import DEBUG, INFO, basicConfig, getLogger -from os import getenv, path -from traceback import format_exc -import multiprocessing - -import aiohttp_cors -# Partial imports -from aiohttp import client_exceptions, WSMsgType -from aiohttp.web import Application, Response, get, run_app, static -from aiohttp_jinja2 import setup as jinja_setup - -# local modules -from browser import PluginBrowser -from helpers import (REMOTE_DEBUGGER_UNIT, csrf_middleware, get_csrf_token, - mkdir_as_user, get_system_pythonpaths, get_effective_user_id) - -from injector import get_gamepadui_tab, Tab, get_tabs, close_old_tabs -from loader import Loader -from settings import SettingsManager -from updater import Updater -from utilities import Utilities -from customtypes import UserType - - -basicConfig( - level=get_log_level(), - format="[%(module)s][%(levelname)s]: %(message)s" -) - -logger = getLogger("Main") -plugin_path = path.join(get_privileged_path(), "plugins") - -def chown_plugin_dir(): - if not path.exists(plugin_path): # For safety, create the folder before attempting to do anything with it - mkdir_as_user(plugin_path) - - if not chown(plugin_path, UserType.HOST_USER) or not chmod(plugin_path, 555): - logger.error(f"chown/chmod exited with a non-zero exit code") - -if get_chown_plugin_path() == True: - chown_plugin_dir() - -class PluginManager: - def __init__(self, loop) -> None: - self.loop = loop - self.web_app = Application() - self.web_app.middlewares.append(csrf_middleware) - self.cors = aiohttp_cors.setup(self.web_app, defaults={ - "https://steamloopback.host": aiohttp_cors.ResourceOptions( - expose_headers="*", - allow_headers="*", - allow_credentials=True - ) - }) - self.plugin_loader = Loader(self.web_app, plugin_path, self.loop, get_live_reload()) - self.settings = SettingsManager("loader", path.join(get_privileged_path(), "settings")) - self.plugin_browser = PluginBrowser(plugin_path, self.plugin_loader.plugins, self.plugin_loader, self.settings) - self.utilities = Utilities(self) - self.updater = Updater(self) - - jinja_setup(self.web_app) - - async def startup(_): - if self.settings.getSetting("cef_forward", False): - self.loop.create_task(service_start(REMOTE_DEBUGGER_UNIT)) - else: - self.loop.create_task(service_stop(REMOTE_DEBUGGER_UNIT)) - self.loop.create_task(self.loader_reinjector()) - self.loop.create_task(self.load_plugins()) - - self.web_app.on_startup.append(startup) - - self.loop.set_exception_handler(self.exception_handler) - self.web_app.add_routes([get("/auth/token", self.get_auth_token)]) - - for route in list(self.web_app.router.routes()): - self.cors.add(route) - self.web_app.add_routes([static("/static", path.join(path.dirname(__file__), 'static'))]) - self.web_app.add_routes([static("/legacy", path.join(path.dirname(__file__), 'legacy'))]) - - def exception_handler(self, loop, context): - if context["message"] == "Unclosed connection": - return - loop.default_exception_handler(context) - - async def get_auth_token(self, request): - return Response(text=get_csrf_token()) - - async def load_plugins(self): - # await self.wait_for_server() - logger.debug("Loading plugins") - self.plugin_loader.import_plugins() - # await inject_to_tab("SP", "window.syncDeckyPlugins();") - if self.settings.getSetting("pluginOrder", None) == None: - self.settings.setSetting("pluginOrder", list(self.plugin_loader.plugins.keys())) - logger.debug("Did not find pluginOrder setting, set it to default") - - async def loader_reinjector(self): - while True: - tab = None - nf = False - dc = False - while not tab: - try: - tab = await get_gamepadui_tab() - except (client_exceptions.ClientConnectorError, client_exceptions.ServerDisconnectedError): - if not dc: - logger.debug("Couldn't connect to debugger, waiting...") - dc = True - pass - except ValueError: - if not nf: - logger.debug("Couldn't find GamepadUI tab, waiting...") - nf = True - pass - if not tab: - await sleep(5) - await tab.open_websocket() - await tab.enable() - await self.inject_javascript(tab, True) - try: - async for msg in tab.listen_for_message(): - # this gets spammed a lot - if msg.get("method", None) != "Page.navigatedWithinDocument": - logger.debug("Page event: " + str(msg.get("method", None))) - if msg.get("method", None) == "Page.domContentEventFired": - if not await tab.has_global_var("deckyHasLoaded", False): - await self.inject_javascript(tab) - if msg.get("method", None) == "Inspector.detached": - logger.info("CEF has requested that we detach.") - await tab.close_websocket() - break - # If this is a forceful disconnect the loop will just stop without any failure message. In this case, injector.py will handle this for us so we don't need to close the socket. - # This is because of https://github.com/aio-libs/aiohttp/blob/3ee7091b40a1bc58a8d7846e7878a77640e96996/aiohttp/client_ws.py#L321 - logger.info("CEF has disconnected...") - # At this point the loop starts again and we connect to the freshly started Steam client once it is ready. - except Exception as e: - logger.error("Exception while reading page events " + format_exc()) - await tab.close_websocket() - pass - # while True: - # await sleep(5) - # if not await tab.has_global_var("deckyHasLoaded", False): - # logger.info("Plugin loader isn't present in Steam anymore, reinjecting...") - # await self.inject_javascript(tab) - - async def inject_javascript(self, tab: Tab, first=False, request=None): - logger.info("Loading Decky frontend!") - try: - if first: - if await tab.has_global_var("deckyHasLoaded", False): - await close_old_tabs() - await tab.evaluate_js("try{if (window.deckyHasLoaded){setTimeout(() => location.reload(), 100)}else{window.deckyHasLoaded = true;(async()=>{try{while(!window.SP_REACT){await new Promise(r => setTimeout(r, 10))};await import('http://localhost:1337/frontend/index.js')}catch(e){console.error(e)};})();}}catch(e){console.error(e)}", False, False, False) - except: - logger.info("Failed to inject JavaScript into tab\n" + format_exc()) - pass - - def run(self): - return run_app(self.web_app, host=get_server_host(), port=get_server_port(), loop=self.loop, access_log=None) - +# This file is needed to make the relative imports in src/ work properly. if __name__ == "__main__": - if ON_WINDOWS: - # Fix windows/flask not recognising that .js means 'application/javascript' - import mimetypes - mimetypes.add_type('application/javascript', '.js') - - # Required for multiprocessing support in frozen files - multiprocessing.freeze_support() - else: - if get_effective_user_id() != 0: - logger.warning(f"decky is running as an unprivileged user, this is not officially supported and may cause issues") - - # Append the loader's plugin path to the recognized python paths - sys.path.append(path.join(path.dirname(__file__), "plugin")) - - # Append the system and user python paths - sys.path.extend(get_system_pythonpaths()) - - loop = new_event_loop() - set_event_loop(loop) - PluginManager(loop).run() + from src.main import main + main() |