premiere-libtorrent/bindings/python/client.py

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#!/usr/bin/python
# Copyright Daniel Wallin 2006. Use, modification and distribution is
# subject to the Boost Software License, Version 1.0. (See accompanying
# file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
import sys
import libtorrent as lt
import time
import os.path
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import sys
class WindowsConsole:
def __init__(self):
self.console = Console.getconsole()
def clear(self):
self.console.page()
def write(self, str):
self.console.write(str)
def sleep_and_input(self, seconds):
time.sleep(seconds)
if msvcrt.kbhit():
return msvcrt.getch()
return None
class UnixConsole:
def __init__(self):
self.fd = sys.stdin
self.old = termios.tcgetattr(self.fd.fileno())
new = termios.tcgetattr(self.fd.fileno())
new[3] = new[3] & ~termios.ICANON
new[6][termios.VTIME] = 0
new[6][termios.VMIN] = 1
termios.tcsetattr(self.fd.fileno(), termios.TCSADRAIN, new)
sys.exitfunc = self._onexit
def _onexit(self):
termios.tcsetattr(self.fd.fileno(), termios.TCSADRAIN, self.old)
def clear(self):
sys.stdout.write('\033[2J\033[0;0H')
sys.stdout.flush()
def write(self, str):
sys.stdout.write(str)
sys.stdout.flush()
def sleep_and_input(self, seconds):
read,_,_ = select.select([self.fd.fileno()], [], [], seconds)
if len(read) > 0:
return self.fd.read(1)
return None
if os.name == 'nt':
import Console
import msvcrt
else:
import termios
import select
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class PythonExtension(lt.torrent_plugin):
def __init__(self, alerts):
lt.torrent_plugin.__init__(self)
self.alerts = alerts
self.alerts.append('PythonExtension')
self.count = 0
def on_piece_pass(self, index):
self.alerts.append('got piece %d' % index)
def on_piece_failed(self, index):
self.alerts.append('failed piece %d' % index)
def tick(self):
self.count += 1
if self.count >= 10:
self.count = 0
self.alerts.append('PythonExtension tick')
def write_line(console, line):
console.write(line)
def add_suffix(val):
prefix = ['B', 'kB', 'MB', 'GB', 'TB']
for i in range(len(prefix)):
if abs(val) < 1000:
if i == 0:
return '%5.3g%s' % (val, prefix[i])
else:
return '%4.3g%s' % (val, prefix[i])
val /= 1000
return '%6.3gPB' % val
def progress_bar(progress, width):
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assert(progress <= 1)
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progress_chars = int(progress * width + 0.5)
return progress_chars * '#' + (width - progress_chars) * '-'
def print_peer_info(console, peers):
out = ' down (total ) up (total ) q r flags block progress client\n'
for p in peers:
out += '%s/s ' % add_suffix(p.down_speed)
out += '(%s) ' % add_suffix(p.total_download)
out += '%s/s ' % add_suffix(p.up_speed)
out += '(%s) ' % add_suffix(p.total_upload)
out += '%2d ' % p.download_queue_length
out += '%2d ' % p.upload_queue_length
if p.flags & lt.peer_info.interesting: out += 'I'
else: out += '.'
if p.flags & lt.peer_info.choked: out += 'C'
else: out += '.'
if p.flags & lt.peer_info.remote_interested: out += 'i'
else: out += '.'
if p.flags & lt.peer_info.remote_choked: out += 'c'
else: out += '.'
if p.flags & lt.peer_info.supports_extensions: out += 'e'
else: out += '.'
if p.flags & lt.peer_info.local_connection: out += 'l'
else: out += 'r'
out += ' '
if p.downloading_piece_index >= 0:
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assert(p.downloading_progress <= p.downloading_total)
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out += progress_bar(float(p.downloading_progress) / p.downloading_total, 15)
else:
out += progress_bar(0, 15)
out += ' '
if p.flags & lt.peer_info.handshake:
id = 'waiting for handshake'
elif p.flags & lt.peer_info.connecting:
id = 'connecting to peer'
elif p.flags & lt.peer_info.queued:
id = 'queued'
else:
id = p.client
out += '%s\n' % id[:10]
write_line(console, out)
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def print_download_queue(console, download_queue):
out = ""
for e in download_queue:
out += '%4d: [' % e['piece_index'];
for b in e['blocks']:
s = b['state']
if s == 3:
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out += '#'
elif s == 2:
out += '='
elif s == 1:
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out += '-'
else:
out += ' '
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out += ']\n'
write_line(console, out)
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def main():
from optparse import OptionParser
parser = OptionParser()
parser.add_option('-p', '--port',
type='int', help='set listening port')
parser.add_option('-r', '--ratio',
type='float', help='set the preferred upload/download ratio. 0 means infinite. Values smaller than 1 are clamped to 1')
parser.add_option('-d', '--max-download-rate',
type='float', help='the maximum download rate given in kB/s. 0 means infinite.')
parser.add_option('-u', '--max-upload-rate',
type='float', help='the maximum upload rate given in kB/s. 0 means infinite.')
parser.add_option('-s', '--save-path',
type='string', help='the path where the downloaded file/folder should be placed.')
parser.add_option('-a', '--allocation-mode',
type='string', help='sets mode used for allocating the downloaded files on disk. Possible options are [full | compact]')
parser.set_defaults(
port=6881
, ratio=0
, max_download_rate=0
, max_upload_rate=0
, save_path='./'
, allocation_mode='compact'
)
(options, args) = parser.parse_args()
if options.port < 0 or options.port > 65525:
options.port = 6881
options.max_upload_rate *= 1000
options.max_download_rate *= 1000
if options.max_upload_rate <= 0:
options.max_upload_rate = -1
if options.max_download_rate <= 0:
options.max_download_rate = -1
compact_allocation = options.allocation_mode == 'compact'
settings = lt.session_settings()
settings.user_agent = 'python_client/' + lt.version
ses = lt.session()
ses.set_download_rate_limit(int(options.max_download_rate))
ses.set_upload_rate_limit(int(options.max_upload_rate))
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ses.listen_on(options.port, options.port + 10)
ses.set_settings(settings)
ses.set_severity_level(lt.alert.severity_levels.info)
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ses.add_extension(lt.create_ut_pex_plugin)
ses.add_extension(lt.create_ut_metadata_plugin)
ses.add_extension(lt.create_metadata_plugin)
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handles = []
alerts = []
# Extensions
# ses.add_extension(lambda x: PythonExtension(alerts))
for f in args:
e = lt.bdecode(open(f, 'rb').read())
info = lt.torrent_info(e)
print 'Adding \'%s\'...' % info.name()
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atp = {}
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try:
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atp["resume_data"] = open(os.path.join(options.save_path, info.name() + '.fastresume'), 'rb').read()
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except:
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pass
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atp["ti"] = info
atp["save_path"] = options.save_path
atp["storage_mode"] = lt.storage_mode_t.storage_mode_sparse
atp["paused"] = False
atp["auto_managed"] = True
atp["duplicate_is_error"] = True
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h = ses.add_torrent(atp)
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handles.append(h)
h.set_max_connections(60)
h.set_max_uploads(-1)
h.set_ratio(options.ratio)
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if os.name == 'nt':
console = WindowsConsole()
else:
console = UnixConsole()
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alive = True
while alive:
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console.clear()
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out = ''
for h in handles:
if h.has_metadata():
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name = h.get_torrent_info().name()[:40]
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else:
name = '-'
out += 'name: %-40s\n' % name
s = h.status()
if s.state != lt.torrent_status.seeding:
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state_str = ['queued', 'checking', 'downloading metadata', \
'downloading', 'finished', 'seeding', \
'allocating', 'checking fastresume']
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out += state_str[s.state] + ' '
out += '%5.4f%% ' % (s.progress*100)
out += progress_bar(s.progress, 49)
out += '\n'
out += 'total downloaded: %d Bytes\n' % s.total_done
out += 'peers: %d seeds: %d distributed copies: %d\n' % \
(s.num_peers, s.num_seeds, s.distributed_copies)
out += '\n'
out += 'download: %s/s (%s) ' \
% (add_suffix(s.download_rate), add_suffix(s.total_download))
out += 'upload: %s/s (%s) ' \
% (add_suffix(s.upload_rate), add_suffix(s.total_upload))
out += 'ratio: %s\n' % '0'
if s.state != lt.torrent_status.seeding:
out += 'info-hash: %s\n' % h.info_hash()
out += 'next announce: %s\n' % s.next_announce
out += 'tracker: %s\n' % s.current_tracker
write_line(console, out)
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print_peer_info(console, h.get_peer_info())
print_download_queue(console, h.get_download_queue())
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if True and s.state != lt.torrent_status.seeding:
out = '\n'
fp = h.file_progress()
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ti = h.get_torrent_info()
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for f,p in zip(ti.files(), fp):
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out += progress_bar(p / f.size, 20)
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out += ' ' + f.path + '\n'
write_line(console, out)
write_line(console, 76 * '-' + '\n')
write_line(console, '(q)uit), (p)ause), (u)npause), (r)eannounce\n')
write_line(console, 76 * '-' + '\n')
while 1:
a = ses.pop_alert()
if not a: break
alerts.append(a)
if len(alerts) > 8:
del alerts[:len(alerts) - 8]
for a in alerts:
if type(a) == str:
write_line(console, a + '\n')
else:
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write_line(console, a.message() + '\n')
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c = console.sleep_and_input(0.5)
if not c:
continue
if c == 'r':
for h in handles: h.force_reannounce()
elif c == 'q':
alive = False
elif c == 'p':
for h in handles: h.pause()
elif c == 'u':
for h in handles: h.resume()
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ses.pause()
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for h in handles:
if not h.is_valid() or not h.has_metadata():
continue
data = lt.bencode(h.write_resume_data())
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open(os.path.join(options.save_path, h.get_torrent_info().name() + '.fastresume'), 'wb').write(data)
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main()