ytptube/app/main.py

133 lines
4.3 KiB
Python

#!/usr/bin/env python3
import asyncio
import logging
import sqlite3
import sys
from pathlib import Path
import caribou
import magic
from aiohttp import web
from library.conditions import Conditions
from library.config import Config
from library.DownloadQueue import DownloadQueue
from library.Events import EventBus, Events
from library.HttpAPI import HttpAPI
from library.HttpSocket import HttpSocket
from library.Notifications import Notification
from library.Presets import Presets
from library.Scheduler import Scheduler
from library.Tasks import Tasks
LOG = logging.getLogger("app")
MIME = magic.Magic(mime=True)
ROOT_PATH: Path = Path(__file__).parent.absolute()
class Main:
def __init__(self, is_native: bool = False):
self._config = Config.get_instance(is_native=is_native)
self._app = web.Application()
self._check_folders()
caribou.upgrade(self._config.db_file, ROOT_PATH / "migrations")
connection = sqlite3.connect(database=self._config.db_file, isolation_level=None)
connection.row_factory = sqlite3.Row
connection.execute("PRAGMA journal_mode=wal")
async def _close_connection(_):
LOG.debug("Closing database connection.")
connection.close()
LOG.debug("Database connection closed.")
try:
db_file = Path(self._config.db_file)
if "600" != oct(db_file.stat().st_mode)[-3:]:
db_file.chmod(0o600)
except Exception:
pass
self._queue = DownloadQueue(connection=connection)
self._http = HttpAPI(root_path=ROOT_PATH, queue=self._queue)
self._socket = HttpSocket(queue=self._queue)
self._app.on_cleanup.append(_close_connection)
def _check_folders(self):
"""Check if the required folders exist and create them if they do not."""
folders = (self._config.download_path, self._config.temp_path, self._config.config_path)
for folder in folders:
folder = Path(folder)
try:
LOG.debug(f"Checking folder at '{folder}'.")
if not folder.exists():
LOG.info(f"Creating folder at '{folder}'.")
folder.mkdir(parents=True, exist_ok=True)
except OSError:
LOG.error(f"Could not create folder at '{folder}'.")
raise
try:
db_file = Path(self._config.db_file)
LOG.debug(f"Checking database file at '{db_file}'.")
if not db_file.exists():
LOG.info(f"Creating database file at '{db_file}'.")
db_file.touch(exist_ok=True)
except OSError as e:
LOG.error(f"Could not create database file at '{self._config.db_file}'. {e!s}")
raise
def start(self, host: str | None = None, port: int | None = None, cb=None):
"""
Start the application.
"""
host = host or self._config.host
port = port or self._config.port
EventBus.get_instance().sync_emit(Events.STARTUP, data={"app": self._app})
Scheduler.get_instance().attach(self._app)
self._socket.attach(self._app)
self._http.attach(self._app)
self._queue.attach(self._app)
Tasks.get_instance().attach(self._app)
Presets.get_instance().attach(self._app)
Notification.get_instance().attach(self._app)
Conditions.get_instance().attach(self._app)
EventBus.get_instance().sync_emit(Events.LOADED, data={"app": self._app})
def started(_):
LOG.info("=" * 40)
LOG.info(f"YTPTube v{self._config.version} - started on http://{host}:{port}{self._config.base_path}")
LOG.info("=" * 40)
if cb:
cb()
HTTP_LOGGER = None
if self._config.access_log:
from library.HttpAPI import LOG as HTTP_LOGGER
HTTP_LOGGER.addFilter(lambda record: f"GET {self._app.router['ping'].url_for()}" not in record.getMessage())
web.run_app(
self._app,
host=host,
port=port,
reuse_port="win32" != sys.platform,
loop=asyncio.get_event_loop(),
access_log=HTTP_LOGGER,
print=started,
handle_signals=cb is None,
)
if __name__ == "__main__":
logging.basicConfig(level=logging.DEBUG)
Main().start()