670 lines
26 KiB
Python
670 lines
26 KiB
Python
# -*- coding: utf-8 -*-
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import os
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import pickle
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import random
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import time
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import urllib
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try:
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import xbmc, xbmcgui
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except:
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pass
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from platformcode import config, logger
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LIBTORRENT_PATH = config.get_setting("libtorrent_path", server="torrent", default='')
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from servers import torrent as torr
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lt, e, e1, e2 = torr.import_libtorrent(LIBTORRENT_PATH)
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from cache import Cache
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from dispatcher import Dispatcher
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from file import File
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from handler import Handler
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from monitor import Monitor
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from resume_data import ResumeData
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from server import Server
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try:
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BUFFER = int(config.get_setting("bt_buffer", server="torrent", default="50"))
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except:
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BUFFER = 50
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config.set_setting("bt_buffer", "50", server="torrent")
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DOWNLOAD_PATH = config.get_setting("bt_download_path", server="torrent", default=config.get_setting("downloadpath"))
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BACKGROUND = config.get_setting("mct_background_download", server="torrent", default=True)
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RAR = config.get_setting("mct_rar_unpack", server="torrent", default=True)
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msg_header = 'Client Torrent BT'
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class Client(object):
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INITIAL_TRACKERS = ['udp://tracker.openbittorrent.com:80',
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'udp://tracker.istole.it:80',
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'udp://open.demonii.com:80',
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'udp://tracker.coppersurfer.tk:80',
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'udp://tracker.leechers-paradise.org:6969',
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'udp://exodus.desync.com:6969',
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'udp://tracker.publicbt.com:80',
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'http://tracker.torrentbay.to:6969/announce',
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'http://tracker.pow7.com/announce',
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'udp://tracker.ccc.de:80/announce',
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'udp://open.demonii.com:1337',
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'http://9.rarbg.com:2710/announce',
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'http://bt.careland.com.cn:6969/announce',
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'http://explodie.org:6969/announce',
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'http://mgtracker.org:2710/announce',
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'http://tracker.best-torrents.net:6969/announce',
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'http://tracker.tfile.me/announce',
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'http://tracker1.wasabii.com.tw:6969/announce',
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'udp://9.rarbg.com:2710/announce',
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'udp://9.rarbg.me:2710/announce',
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'udp://coppersurfer.tk:6969/announce',
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'http://www.spanishtracker.com:2710/announce',
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'http://www.todotorrents.com:2710/announce'
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] ### Added some trackers from MCT
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VIDEO_EXTS = {'.avi': 'video/x-msvideo', '.mp4': 'video/mp4', '.mkv': 'video/x-matroska',
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'.m4v': 'video/mp4', '.mov': 'video/quicktime', '.mpg': 'video/mpeg', '.ogv': 'video/ogg',
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'.ogg': 'video/ogg', '.webm': 'video/webm', '.ts': 'video/mp2t', '.3gp': 'video/3gpp',
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'.rar': 'video/unrar'}
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def __init__(self, url=None, port=None, ip=None, auto_shutdown=True, wait_time=20, timeout=5, auto_delete=True,
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temp_path=None, is_playing_fnc=None, print_status=False):
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# server
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if port:
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self.port = port
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else:
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self.port = random.randint(8000, 8099)
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if ip:
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self.ip = ip
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else:
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self.ip = "127.0.0.1"
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self.server = Server((self.ip, self.port), Handler, client=self)
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# Options
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if temp_path:
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self.temp_path = temp_path
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else:
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self.temp_path = DOWNLOAD_PATH
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self.is_playing_fnc = is_playing_fnc
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self.timeout = timeout
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self.auto_delete = auto_delete
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self.wait_time = wait_time
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self.auto_shutdown = auto_shutdown
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self.buffer_size = BUFFER
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self.first_pieces_priorize = BUFFER
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self.last_pieces_priorize = 5
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self.state_file = "state"
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try:
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self.torrent_paramss = {'save_path': self.temp_path, 'storage_mode': lt.storage_mode_t.storage_mode_allocate}
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except Exception as e:
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try:
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do = xbmcgui.Dialog()
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e = e1 or e2
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do.ok(config.get_localized_string(30035) + 'BT Libtorrent', config.get_localized_string(30036), config.get_localized_string(60015), str(e))
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except:
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pass
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return
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# State
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self.has_meta = False
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self.meta = None
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self.start_time = None
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self.last_connect = 0
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self.connected = False
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self.closed = False
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self.file = None
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self.files = None
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self._th = None
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self.seleccion = 0
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self.index = 0
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# Sesion
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self._cache = Cache(self.temp_path)
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self._ses = lt.session()
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#self._ses.listen_on(0, 0) ### ALFA: it blocks repro of some .torrents
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# Cargamos el archivo de estado (si existe)
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""" ### ALFA: it blocks repro of some .torrents
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if os.path.exists(os.path.join(self.temp_path, self.state_file)):
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try:
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f = open(os.path.join(self.temp_path, self.state_file), "rb")
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state = pickle.load(f)
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self._ses.load_state(state)
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f.close()
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except:
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pass
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"""
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self._start_services()
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# Monitor & Dispatcher
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self._monitor = Monitor(self)
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if print_status:
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self._monitor.add_listener(self.print_status)
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self._monitor.add_listener(self._check_meta)
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self._monitor.add_listener(self.save_state)
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self._monitor.add_listener(self.priorize_start_file)
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self._monitor.add_listener(self.announce_torrent)
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if self.auto_shutdown:
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self._monitor.add_listener(self._auto_shutdown)
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self._dispatcher = Dispatcher(self)
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self._dispatcher.add_listener(self._update_ready_pieces)
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# Iniciamos la URL
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if url:
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self.start_url(url)
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def set_speed_limits(self, download=0, upload=0):
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"""
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Función encargada de poner límites a la velocidad de descarga o subida
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"""
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if isinstance(download, int) and download > 0:
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self._th.set_download_limit(download * 1024)
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if isinstance(upload, int) and download > 0:
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self._th.set_upload_limit(upload * 1024)
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def get_play_list(self):
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"""
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Función encargada de generar el playlist
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"""
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# Esperamos a lo metadatos
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while not self.has_meta:
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time.sleep(1)
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# Comprobamos que haya archivos de video
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if self.files:
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if len(self.files) > 1:
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return "http://" + self.ip + ":" + str(self.port) + "/playlist.pls"
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else:
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return "http://" + self.ip + ":" + str(self.port) + "/" + urllib.quote(self.files[0].path)
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def get_files(self):
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"""
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Función encargada de genera el listado de archivos
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"""
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# Esperamos a lo metadatos
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while not self.has_meta:
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time.sleep(1)
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files = []
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# Comprobamos que haya archivos de video
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if self.files:
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# Creamos el dict con los archivos
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for file in self.files:
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n = file.path
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u = "http://" + self.ip + ":" + str(self.port) + "/" + urllib.quote(n)
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s = file.size
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files.append({"name": n, "url": u, "size": s})
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return files
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def _find_files(self, files, search=None):
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"""
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Función encargada de buscar los archivos reproducibles del torrent
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"""
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self.total_size = 0
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# Obtenemos los archivos que la extension este en la lista
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videos = filter(lambda f: self.VIDEO_EXTS.has_key(os.path.splitext(f.path)[1]), files)
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if not videos:
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raise Exception('No video files in torrent')
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for v in videos:
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self.total_size += v.size ### ALFA
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videos[videos.index(v)].index = files.index(v)
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return videos
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def set_file(self, f):
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"""
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Función encargada de seleccionar el archivo que vamos a servir y por tanto, priorizar su descarga
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"""
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# Seleccionamos el archivo que vamos a servir
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fmap = self.meta.map_file(f.index, 0, 1)
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self.file = File(f.path, self.temp_path, f.index, f.size, fmap, self.meta.piece_length(), self)
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if self.seleccion < 0: ### ALFA
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self.file.first_piece = 0 ### ALFA
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self.file.last_piece = self.meta.num_pieces() ### ALFA
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self.file.size = self.total_size ### ALFA
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self.prioritize_file()
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def prioritize_piece(self, pc, idx):
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"""
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Función encargada de priorizar una determinada pieza
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"""
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piece_duration = 1000
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min_deadline = 2000
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dl = idx * piece_duration + min_deadline
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""" ### ALFA
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try:
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self._th.set_piece_deadline(pc, dl, lt.deadline_flags.alert_when_available)
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except:
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pass
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"""
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if idx == 0:
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tail_pieces = 9
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# Piezas anteriores a la primera se desactivan
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if (self.file.last_piece - pc) > tail_pieces:
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for i in xrange(self.file.first_piece, pc):
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self._th.piece_priority(i, 0)
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self._th.reset_piece_deadline(i)
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# Piezas siguientes a la primera se activan
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for i in xrange(pc + 1, self.file.last_piece + 1):
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#self._th.piece_priority(i, 0)
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self._th.piece_priority(i, 1)
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def prioritize_file(self):
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"""
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Función encargada de priorizar las piezas correspondientes al archivo seleccionado en la funcion set_file()
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"""
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priorities = []
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for i in xrange(self.meta.num_pieces()):
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if i >= self.file.first_piece and i <= self.file.last_piece:
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priorities.append(1)
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else:
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if self.index < 0:
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priorities.append(1) ### ALFA
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else:
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priorities.append(0) ### ALFA
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self._th.prioritize_pieces(priorities)
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x = 0
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for i, _set in enumerate(self._th.piece_priorities()):
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if _set > 0: x += 1
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#logger.info("***** Nº Pieza: %s: %s" % (i, str(_set)))
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logger.info("***** Piezas %s : Activas: %s" % (str(i+1), str(x)))
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logger.info("***** first_piece %s : last_piece: %s" % (str(self.file.first_piece), str(self.file.last_piece)))
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def download_torrent(self, url):
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"""
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Función encargada de descargar un archivo .torrent
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"""
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from core import httptools
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data = httptools.downloadpage(url).data
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return data
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def start_url(self, uri):
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"""
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Función encargada iniciar la descarga del torrent desde la url, permite:
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- Url apuntando a un .torrent
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- Url magnet
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- Archivo .torrent local
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"""
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if self._th:
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raise Exception('Torrent is already started')
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if uri.startswith('http://') or uri.startswith('https://'):
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torrent_data = self.download_torrent(uri)
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info = lt.torrent_info(lt.bdecode(torrent_data))
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tp = {'ti': info}
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resume_data = self._cache.get_resume(info_hash=str(info.info_hash()))
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if resume_data:
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tp['resume_data'] = resume_data
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elif uri.startswith('magnet:'):
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tp = {'url': uri}
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resume_data = self._cache.get_resume(info_hash=Cache.hash_from_magnet(uri))
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if resume_data:
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tp['resume_data'] = resume_data
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elif os.path.isfile(uri):
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if os.access(uri, os.R_OK):
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info = lt.torrent_info(uri)
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tp = {'ti': info}
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resume_data = self._cache.get_resume(info_hash=str(info.info_hash()))
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if resume_data:
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tp['resume_data'] = resume_data
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else:
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raise ValueError('Invalid torrent path %s' % uri)
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else:
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raise ValueError("Invalid torrent %s" % uri)
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tp.update(self.torrent_paramss)
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self._th = self._ses.add_torrent(tp)
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for tr in self.INITIAL_TRACKERS:
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self._th.add_tracker({'url': tr})
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self._th.set_sequential_download(True)
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self._th.force_reannounce()
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self._th.force_dht_announce()
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self._monitor.start()
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self._dispatcher.do_start(self._th, self._ses)
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self.server.run()
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def stop(self):
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"""
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Función encargada de de detener el torrent y salir
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"""
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self._dispatcher.stop()
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self._dispatcher.join()
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self._monitor.stop()
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self.server.stop()
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self._dispatcher.stop()
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if self._ses:
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self._ses.pause()
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if self._th:
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self.save_resume()
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self.save_state()
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self._stop_services()
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self._ses.remove_torrent(self._th, self.auto_delete)
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del self._ses
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self.closed = True
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def pause(self):
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"""
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Función encargada de de pausar el torrent
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"""
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self._ses.pause()
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def _start_services(self):
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"""
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Función encargada de iniciar los servicios de libtorrent: dht, lsd, upnp, natpnp
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"""
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self._ses.add_dht_router("router.bittorrent.com", 6881)
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self._ses.add_dht_router("router.bitcomet.com", 554)
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self._ses.add_dht_router("router.utorrent.com", 6881)
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self._ses.add_dht_router("dht.transmissionbt.com",6881) ### from MCT
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self._ses.start_dht()
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self._ses.start_lsd()
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self._ses.start_upnp()
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self._ses.start_natpmp()
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def _stop_services(self):
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"""
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Función encargada de detener los servicios de libtorrent: dht, lsd, upnp, natpnp
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"""
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self._ses.stop_natpmp()
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self._ses.stop_upnp()
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self._ses.stop_lsd()
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self._ses.stop_dht()
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def save_resume(self):
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"""
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Función encargada guardar los metadatos para continuar una descarga mas rapidamente
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"""
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if self._th.need_save_resume_data() and self._th.is_valid() and self.meta:
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r = ResumeData(self)
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start = time.time()
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while (time.time() - start) <= 5:
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if r.data or r.failed:
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break
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time.sleep(0.1)
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if r.data:
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self._cache.save_resume(self.unique_file_id, lt.bencode(r.data))
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@property
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def status(self):
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"""
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Función encargada de devolver el estado del torrent
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"""
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if self._th:
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s = self._th.status()
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# Download Rate
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s._download_rate = s.download_rate / 1024
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# Progreso del archivo
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if self.file:
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pieces = s.pieces[self.file.first_piece:self.file.last_piece] ### ALFA
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progress = float(sum(pieces)) / len(pieces)
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s.pieces_len = len(pieces) ### ALFA
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s.pieces_sum = sum(pieces) ### ALFA
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#logger.info('***** Estado piezas: %s' % pieces)
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else:
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progress = 0
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s.pieces_len = 0 ### ALFA
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s.pieces_sum = 0 ### ALFA
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s.progress_file = progress * 100
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# Tamaño del archivo
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s.file_name = '' ### ALFA
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s.seleccion = '' ### ALFA
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if self.file:
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s.seleccion = self.seleccion ### ALFA
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s.file_name = self.file.path ### ALFA
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s.file_size = self.file.size / 1048576.0
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else:
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s.file_size = 0
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# Estado del buffer
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if self.file and self.file.cursor: # Con una conexion activa: Disponible vs Posicion del reproductor
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percent = len(self.file.cursor.cache)
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percent = percent * 100 / self.buffer_size
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s.buffer = int(percent)
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elif self.file: # Sin una conexion activa: Pre-buffer antes de iniciar
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# El Pre-buffer consta de dos partes_
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# 1. Buffer al inicio del archivo para que el reproductor empieze sin cortes
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# 2. Buffer al final del archivo (en algunos archivos el reproductor mira el final del archivo antes de comenzar)
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bp = []
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# El tamaño del buffer de inicio es el tamaño del buffer menos el tamaño del buffer del final
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first_pieces_priorize = self.buffer_size - self.last_pieces_priorize
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# Comprobamos qué partes del buffer del inicio estan disponibles
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for x in range(first_pieces_priorize):
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if self._th.have_piece(self.file.first_piece + x):
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bp.append(True)
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else:
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bp.append(False)
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# Comprobamos qué partes del buffer del final estan disponibles
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for x in range(self.last_pieces_priorize):
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if self._th.have_piece(self.file.last_piece - x):
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bp.append(True)
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else:
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bp.append(False)
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s.buffer = int(sum(bp) * 100 / self.buffer_size)
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else: # Si no hay ningun archivo seleccionado: No hay buffer
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s.buffer = 0
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# Tiempo restante para cerrar en caso de tener el timeout activo
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if self.auto_shutdown:
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if self.connected:
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if self.timeout:
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s.timeout = int(self.timeout - (time.time() - self.last_connect - 1))
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if self.file and self.file.cursor:
|
|
s.timeout = self.timeout
|
|
if s.timeout < 0: s.timeout = "Cerrando"
|
|
else:
|
|
s.timeout = "---"
|
|
else:
|
|
if self.start_time and self.wait_time:
|
|
s.timeout = int(self.wait_time - (time.time() - self.start_time - 1))
|
|
if s.timeout < 0: s.timeout = "Cerrando"
|
|
else:
|
|
s.timeout = "---"
|
|
|
|
else:
|
|
s.timeout = "Off"
|
|
|
|
# Estado de la descarga
|
|
STATE_STR = ['Queued', 'Checking', 'Downloading Metadata', \
|
|
'Downloading', 'Finalized', 'Seeding', 'Allocating', 'Checking Fastresume']
|
|
s.str_state = STATE_STR[s.state]
|
|
|
|
# Estado DHT
|
|
if self._ses.dht_state() is not None:
|
|
s.dht_state = "On"
|
|
s.dht_nodes = self._ses.status().dht_nodes
|
|
else:
|
|
s.dht_state = "Off"
|
|
s.dht_nodes = 0
|
|
|
|
# Cantidad de Trackers
|
|
s.trackers = len(self._th.trackers())
|
|
|
|
# Origen de los peers
|
|
s.dht_peers = 0
|
|
s.trk_peers = 0
|
|
s.pex_peers = 0
|
|
s.lsd_peers = 0
|
|
|
|
for peer in self._th.get_peer_info():
|
|
if peer.source & 1:
|
|
s.trk_peers += 1
|
|
if peer.source & 2:
|
|
s.dht_peers += 1
|
|
if peer.source & 4:
|
|
s.pex_peers += 1
|
|
if peer.source & 8:
|
|
s.lsd_peers += 1
|
|
|
|
return s
|
|
|
|
"""
|
|
Servicios:
|
|
- Estas funciones se ejecutan de forma automatica cada x tiempo en otro Thread.
|
|
- Estas funciones son ejecutadas mientras el torrent esta activo algunas pueden desactivarse
|
|
segun la configuracion como por ejemplo la escritura en el log
|
|
"""
|
|
|
|
def _auto_shutdown(self, *args, **kwargs):
|
|
"""
|
|
Servicio encargado de autoapagar el servidor
|
|
"""
|
|
if self.file and self.file.cursor:
|
|
self.last_connect = time.time()
|
|
self.connected = True
|
|
|
|
if self.is_playing_fnc and self.is_playing_fnc():
|
|
self.last_connect = time.time()
|
|
self.connected = True
|
|
|
|
if self.auto_shutdown:
|
|
# shudown por haber cerrado el reproductor
|
|
if self.connected and self.is_playing_fnc and not self.is_playing_fnc():
|
|
if time.time() - self.last_connect - 1 > self.timeout:
|
|
self.stop()
|
|
|
|
# shutdown por no realizar ninguna conexion
|
|
if (not self.file or not self.file.cursor) and self.start_time and self.wait_time and not self.connected:
|
|
if time.time() - self.start_time - 1 > self.wait_time:
|
|
self.stop()
|
|
|
|
# shutdown tras la ultima conexion
|
|
if (not self.file or not self.file.cursor) and self.timeout and self.connected and not self.is_playing_fnc:
|
|
if time.time() - self.last_connect - 1 > self.timeout:
|
|
self.stop()
|
|
|
|
def announce_torrent(self):
|
|
"""
|
|
Servicio encargado de anunciar el torrent
|
|
"""
|
|
self._th.force_reannounce()
|
|
self._th.force_dht_announce()
|
|
|
|
def save_state(self):
|
|
"""
|
|
Servicio encargado de guardar el estado
|
|
"""
|
|
state = self._ses.save_state()
|
|
f = open(os.path.join(self.temp_path, self.state_file), 'wb')
|
|
pickle.dump(state, f)
|
|
f.close()
|
|
|
|
def _update_ready_pieces(self, alert_type, alert):
|
|
"""
|
|
Servicio encargado de informar que hay una pieza disponible
|
|
"""
|
|
if alert_type == 'read_piece_alert' and self.file:
|
|
self.file.update_piece(alert.piece, alert.buffer)
|
|
|
|
def _check_meta(self):
|
|
"""
|
|
Servicio encargado de comprobar si los metadatos se han descargado
|
|
"""
|
|
if self.status.state >= 3 and self.status.state <= 5 and not self.has_meta:
|
|
|
|
# Guardamos los metadatos
|
|
self.meta = self._th.get_torrent_info()
|
|
|
|
# Obtenemos la lista de archivos del meta
|
|
fs = self.meta.files()
|
|
if isinstance(fs, list):
|
|
files = fs
|
|
else:
|
|
files = [fs.at(i) for i in xrange(fs.num_files())]
|
|
|
|
# Guardamos la lista de archivos
|
|
self.files = self._find_files(files)
|
|
|
|
# Si hay varios vídeos (no RAR), se selecciona el vídeo o "todos"
|
|
lista = []
|
|
seleccion = 0
|
|
for file in self.files:
|
|
if '.rar' in str(file.path):
|
|
seleccion = -9
|
|
lista += [os.path.split(str(file.path))[1]]
|
|
if len(lista) > 1 and seleccion >= 0:
|
|
d = xbmcgui.Dialog()
|
|
seleccion = d.select(msg_header + config.get_localized_string(30034), lista)
|
|
|
|
if seleccion < 0:
|
|
index = 0
|
|
self.index = seleccion
|
|
else:
|
|
index = seleccion
|
|
self.index = self.files[index].index
|
|
self.seleccion = seleccion
|
|
|
|
# Marcamos el primer archivo como activo
|
|
self.set_file(self.files[index])
|
|
|
|
# Damos por iniciada la descarga
|
|
self.start_time = time.time()
|
|
|
|
# Guardamos el .torrent en el cache
|
|
self._cache.file_complete(self._th.get_torrent_info())
|
|
|
|
self.has_meta = True
|
|
|
|
def priorize_start_file(self):
|
|
'''
|
|
Servicio encargado de priorizar el principio y final de archivo cuando no hay conexion
|
|
'''
|
|
if self.file and not self.file.cursor:
|
|
num_start_pieces = self.buffer_size - self.last_pieces_priorize # Cantidad de piezas a priorizar al inicio
|
|
num_end_pieces = self.last_pieces_priorize # Cantidad de piezas a priorizar al final
|
|
|
|
pieces_count = 0
|
|
# Priorizamos las ultimas piezas
|
|
for y in range(self.file.last_piece - num_end_pieces, self.file.last_piece + 1):
|
|
if not self._th.have_piece(y):
|
|
self.prioritize_piece(y, pieces_count)
|
|
pieces_count += 1
|
|
|
|
# Priorizamos las primeras piezas
|
|
for y in range(self.file.first_piece, self.file.last_piece + 1):
|
|
if not self._th.have_piece(y):
|
|
if pieces_count == self.buffer_size:
|
|
break
|
|
self.prioritize_piece(y, pieces_count)
|
|
pieces_count += 1
|
|
|
|
def print_status(self):
|
|
'''
|
|
Servicio encargado de mostrar en el log el estado de la descarga
|
|
'''
|
|
s = self.status ### ALFA
|
|
if self.seleccion >= 0:
|
|
archivo = self.seleccion + 1
|
|
else:
|
|
archivo = self.seleccion
|
|
|
|
logger.info(
|
|
'%.2f%% de %.1fMB %s | %.1f kB/s | #%s %d%% | AutoClose: %s | S: %d(%d) P: %d(%d)) | TRK: %d DHT: %d PEX: %d LSD %d | DHT:%s (%d) | Trakers: %d | Pieces: %d (%d)' % \
|
|
(s.progress_file, s.file_size, s.str_state, s._download_rate, archivo, s.buffer, s.timeout, s.num_seeds, \
|
|
s.num_complete, s.num_peers, s.num_incomplete, s.trk_peers, s.dht_peers, s.pex_peers, s.lsd_peers,
|
|
s.dht_state, s.dht_nodes, s.trackers, s.pieces_sum, s.pieces_len)) ### ALFA
|