-from __future__ import unicode_literals
-
+import atexit
import hashlib
import json
import os
import platform
import subprocess
import sys
-import traceback
from zipimport import zipimporter
+from .compat import functools # isort: split
from .compat import compat_realpath
-from .utils import encode_compat_str, Popen, write_string
-
+from .utils import Popen, shell_quote, traverse_obj, version_tuple
from .version import __version__
+REPOSITORY = 'yt-dlp/yt-dlp'
+API_URL = f'https://api.github.com/repos/{REPOSITORY}/releases/latest'
-''' # Not signed
-def rsa_verify(message, signature, key):
- from hashlib import sha256
- assert isinstance(message, bytes)
- byte_size = (len(bin(key[0])) - 2 + 8 - 1) // 8
- signature = ('%x' % pow(int(signature, 16), key[1], key[0])).encode()
- signature = (byte_size * 2 - len(signature)) * b'0' + signature
- asn1 = b'3031300d060960864801650304020105000420'
- asn1 += sha256(message).hexdigest().encode()
- if byte_size < len(asn1) // 2 + 11:
- return False
- expected = b'0001' + (byte_size - len(asn1) // 2 - 3) * b'ff' + b'00' + asn1
- return expected == signature
-'''
+
+@functools.cache
+def _get_variant_and_executable_path():
+ """@returns (variant, executable_path)"""
+ if hasattr(sys, 'frozen'):
+ path = sys.executable
+ if not hasattr(sys, '_MEIPASS'):
+ return 'py2exe', path
+ if sys._MEIPASS == os.path.dirname(path):
+ return f'{sys.platform}_dir', path
+ return f'{sys.platform}_exe', path
+
+ path = os.path.dirname(__file__)
+ if isinstance(__loader__, zipimporter):
+ return 'zip', os.path.join(path, '..')
+ elif (os.path.basename(sys.argv[0]) in ('__main__.py', '-m')
+ and os.path.exists(os.path.join(path, '../.git/HEAD'))):
+ return 'source', path
+ return 'unknown', path
def detect_variant():
- if hasattr(sys, 'frozen'):
- prefix = 'mac' if sys.platform == 'darwin' else 'win'
- if getattr(sys, '_MEIPASS', None):
- if sys._MEIPASS == os.path.dirname(sys.executable):
- return f'{prefix}_dir'
- return f'{prefix}_exe'
- return 'py2exe'
- elif isinstance(globals().get('__loader__'), zipimporter):
- return 'zip'
- elif os.path.basename(sys.argv[0]) == '__main__.py':
- return 'source'
- return 'unknown'
+ return _get_variant_and_executable_path()[0]
+_FILE_SUFFIXES = {
+ 'zip': '',
+ 'py2exe': '_min.exe',
+ 'win32_exe': '.exe',
+ 'darwin_exe': '_macos',
+ 'linux_exe': '_linux',
+}
+
_NON_UPDATEABLE_REASONS = {
- 'win_exe': None,
- 'zip': None,
- 'mac_exe': None,
- 'py2exe': None,
- 'win_dir': 'Auto-update is not supported for unpackaged windows executable; Re-download the latest release',
- 'mac_dir': 'Auto-update is not supported for unpackaged MacOS executable; Re-download the latest release',
+ **{variant: None for variant in _FILE_SUFFIXES}, # Updatable
+ **{variant: f'Auto-update is not supported for unpackaged {name} executable; Re-download the latest release'
+ for variant, name in {'win32_dir': 'Windows', 'darwin_dir': 'MacOS', 'linux_dir': 'Linux'}.items()},
'source': 'You cannot update when running from source code; Use git to pull the latest changes',
- 'unknown': 'It looks like you installed yt-dlp with a package manager, pip, setup.py or a tarball; Use that to update',
+ 'unknown': 'It looks like you installed yt-dlp with a package manager, pip or setup.py; Use that to update',
+ 'other': 'It looks like you are using an unofficial build of yt-dlp; Build the executable again',
}
def is_non_updateable():
- return _NON_UPDATEABLE_REASONS.get(detect_variant(), _NON_UPDATEABLE_REASONS['unknown'])
+ return _NON_UPDATEABLE_REASONS.get(detect_variant(), _NON_UPDATEABLE_REASONS['other'])
+
+
+def _sha256_file(path):
+ h = hashlib.sha256()
+ mv = memoryview(bytearray(128 * 1024))
+ with open(os.path.realpath(path), 'rb', buffering=0) as f:
+ for n in iter(lambda: f.readinto(mv), 0):
+ h.update(mv[:n])
+ return h.hexdigest()
+
+
+class Updater:
+ def __init__(self, ydl):
+ self.ydl = ydl
+
+ @functools.cached_property
+ def _new_version_info(self):
+ self.ydl.write_debug(f'Fetching release info: {API_URL}')
+ return json.loads(self.ydl.urlopen(API_URL).read().decode())
+
+ @property
+ def current_version(self):
+ """Current version"""
+ return __version__
+
+ @property
+ def new_version(self):
+ """Version of the latest release"""
+ return self._new_version_info['tag_name']
+
+ @property
+ def has_update(self):
+ """Whether there is an update available"""
+ return version_tuple(__version__) < version_tuple(self.new_version)
+
+ @functools.cached_property
+ def filename(self):
+ """Filename of the executable"""
+ return compat_realpath(_get_variant_and_executable_path()[1])
+
+ def _download(self, name=None):
+ name = name or self.release_name
+ url = traverse_obj(self._new_version_info, (
+ 'assets', lambda _, v: v['name'] == name, 'browser_download_url'), get_all=False)
+ if not url:
+ raise Exception('Unable to find download URL')
+ self.ydl.write_debug(f'Downloading {name} from {url}')
+ return self.ydl.urlopen(url).read()
+
+ @functools.cached_property
+ def release_name(self):
+ """The release filename"""
+ label = _FILE_SUFFIXES[detect_variant()]
+ if label and platform.architecture()[0][:2] == '32':
+ label = f'_x86{label}'
+ return f'yt-dlp{label}'
+
+ @functools.cached_property
+ def release_hash(self):
+ """Hash of the latest release"""
+ hash_data = dict(ln.split()[::-1] for ln in self._download('SHA2-256SUMS').decode().splitlines())
+ return hash_data[self.release_name]
+
+ def _report_error(self, msg, expected=False):
+ self.ydl.report_error(msg, tb=False if expected else None)
+
+ def _report_permission_error(self, file):
+ self._report_error(f'Unable to write to {file}; Try running as administrator', True)
+
+ def _report_network_error(self, action, delim=';'):
+ self._report_error(f'Unable to {action}{delim} Visit https://github.com/{REPOSITORY}/releases/latest', True)
+
+ def check_update(self):
+ """Report whether there is an update available"""
+ try:
+ self.ydl.to_screen(
+ f'Latest version: {self.new_version}, Current version: {self.current_version}')
+ except Exception:
+ return self._report_network_error('obtain version info', delim='; Please try again later or')
+ if not self.has_update:
+ return self.ydl.to_screen(f'yt-dlp is up to date ({__version__})')
-def run_update(ydl):
- """
- Update the program file with the latest version from the repository
- Returns whether the program should terminate
- """
+ if not is_non_updateable():
+ self.ydl.to_screen(f'Current Build Hash {_sha256_file(self.filename)}')
+ return True
- JSON_URL = 'https://api.github.com/repos/yt-dlp/yt-dlp/releases/latest'
-
- def report_error(msg, expected=False):
- ydl.report_error(msg, tb='' if expected else None)
-
- def report_unable(action, expected=False):
- report_error(f'Unable to {action}', expected)
-
- def report_permission_error(file):
- report_unable(f'write to {file}; Try running as administrator', True)
-
- def report_network_error(action, delim=';'):
- report_unable(f'{action}{delim} Visit https://github.com/yt-dlp/yt-dlp/releases/latest', True)
-
- def calc_sha256sum(path):
- h = hashlib.sha256()
- b = bytearray(128 * 1024)
- mv = memoryview(b)
- with open(os.path.realpath(path), 'rb', buffering=0) as f:
- for n in iter(lambda: f.readinto(mv), 0):
- h.update(mv[:n])
- return h.hexdigest()
-
- # Download and check versions info
- try:
- version_info = ydl._opener.open(JSON_URL).read().decode('utf-8')
- version_info = json.loads(version_info)
- except Exception:
- return report_network_error('obtain version info', delim='; Please try again later or')
-
- def version_tuple(version_str):
- return tuple(map(int, version_str.split('.')))
-
- version_id = version_info['tag_name']
- ydl.to_screen(f'Latest version: {version_id}, Current version: {__version__}')
- if version_tuple(__version__) >= version_tuple(version_id):
- ydl.to_screen(f'yt-dlp is up to date ({__version__})')
- return
-
- err = is_non_updateable()
- if err:
- return report_error(err, True)
-
- # sys.executable is set to the full pathname of the exe-file for py2exe
- # though symlinks are not followed so that we need to do this manually
- # with help of realpath
- filename = compat_realpath(sys.executable if hasattr(sys, 'frozen') else sys.argv[0])
- ydl.to_screen(f'Current Build Hash {calc_sha256sum(filename)}')
- ydl.to_screen(f'Updating to version {version_id} ...')
-
- version_labels = {
- 'zip_3': '',
- 'win_exe_64': '.exe',
- 'py2exe_64': '_min.exe',
- 'win_exe_32': '_x86.exe',
- 'mac_exe_64': '_macos',
- }
-
- def get_bin_info(bin_or_exe, version):
- label = version_labels['%s_%s' % (bin_or_exe, version)]
- return next((i for i in version_info['assets'] if i['name'] == 'yt-dlp%s' % label), {})
-
- def get_sha256sum(bin_or_exe, version):
- filename = 'yt-dlp%s' % version_labels['%s_%s' % (bin_or_exe, version)]
- urlh = next(
- (i for i in version_info['assets'] if i['name'] in ('SHA2-256SUMS')),
- {}).get('browser_download_url')
- if not urlh:
- return None
- hash_data = ydl._opener.open(urlh).read().decode('utf-8')
- return dict(ln.split()[::-1] for ln in hash_data.splitlines()).get(filename)
-
- if not os.access(filename, os.W_OK):
- return report_permission_error(filename)
-
- # PyInstaller
- variant = detect_variant()
- if variant in ('win_exe', 'py2exe'):
- directory = os.path.dirname(filename)
- if not os.access(directory, os.W_OK):
- return report_permission_error(directory)
- try:
- if os.path.exists(filename + '.old'):
- os.remove(filename + '.old')
- except (IOError, OSError):
- return report_unable('remove the old version')
+ def update(self):
+ """Update yt-dlp executable to the latest version"""
+ if not self.check_update():
+ return
+ err = is_non_updateable()
+ if err:
+ return self._report_error(err, True)
+ self.ydl.to_screen(f'Updating to version {self.new_version} ...')
- try:
- arch = platform.architecture()[0][:2]
- url = get_bin_info(variant, arch).get('browser_download_url')
- if not url:
- return report_network_error('fetch updates')
- urlh = ydl._opener.open(url)
- newcontent = urlh.read()
- urlh.close()
- except (IOError, OSError):
- return report_network_error('download latest version')
+ directory = os.path.dirname(self.filename)
+ if not os.access(self.filename, os.W_OK):
+ return self._report_permission_error(self.filename)
+ elif not os.access(directory, os.W_OK):
+ return self._report_permission_error(directory)
- try:
- with open(filename + '.new', 'wb') as outf:
- outf.write(newcontent)
- except (IOError, OSError):
- return report_permission_error(f'{filename}.new')
-
- expected_sum = get_sha256sum(variant, arch)
- if not expected_sum:
- ydl.report_warning('no hash information found for the release')
- elif calc_sha256sum(filename + '.new') != expected_sum:
- report_network_error('verify the new executable')
- try:
- os.remove(filename + '.new')
- except OSError:
- return report_unable('remove corrupt download')
+ new_filename, old_filename = f'{self.filename}.new', f'{self.filename}.old'
+ if detect_variant() == 'zip': # Can be replaced in-place
+ new_filename, old_filename = self.filename, None
try:
- os.rename(filename, filename + '.old')
- except (IOError, OSError):
- return report_unable('move current version')
- try:
- os.rename(filename + '.new', filename)
- except (IOError, OSError):
- report_unable('overwrite current version')
- os.rename(filename + '.old', filename)
- return
+ if os.path.exists(old_filename or ''):
+ os.remove(old_filename)
+ except OSError:
+ return self._report_error('Unable to remove the old version')
+
try:
- # Continues to run in the background
- Popen(
- 'ping 127.0.0.1 -n 5 -w 1000 & del /F "%s.old"' % filename,
- shell=True, stdout=subprocess.DEVNULL, stderr=subprocess.DEVNULL)
- ydl.to_screen('Updated yt-dlp to version %s' % version_id)
- return True # Exit app
+ newcontent = self._download()
except OSError:
- report_unable('delete the old version')
+ return self._report_network_error('download latest version')
+ except Exception:
+ return self._report_network_error('fetch updates')
- elif variant in ('zip', 'mac_exe'):
- pack_type = '3' if variant == 'zip' else '64'
try:
- url = get_bin_info(variant, pack_type).get('browser_download_url')
- if not url:
- return report_network_error('fetch updates')
- urlh = ydl._opener.open(url)
- newcontent = urlh.read()
- urlh.close()
- except (IOError, OSError):
- return report_network_error('download the latest version')
-
- expected_sum = get_sha256sum(variant, pack_type)
- if not expected_sum:
- ydl.report_warning('no hash information found for the release')
- elif hashlib.sha256(newcontent).hexdigest() != expected_sum:
- return report_network_error('verify the new package')
+ expected_hash = self.release_hash
+ except Exception:
+ self.ydl.report_warning('no hash information found for the release')
+ else:
+ if hashlib.sha256(newcontent).hexdigest() != expected_hash:
+ return self._report_network_error('verify the new executable')
try:
- with open(filename, 'wb') as outf:
+ with open(new_filename, 'wb') as outf:
outf.write(newcontent)
- except (IOError, OSError):
- return report_unable('overwrite current version')
-
- ydl.to_screen('Updated yt-dlp to version %s; Restart yt-dlp to use the new version' % version_id)
- return
-
- assert False, f'Unhandled variant: {variant}'
-
+ except OSError:
+ return self._report_permission_error(new_filename)
-''' # UNUSED
-def get_notes(versions, fromVersion):
- notes = []
- for v, vdata in sorted(versions.items()):
- if v > fromVersion:
- notes.extend(vdata.get('notes', []))
- return notes
+ try:
+ if old_filename:
+ os.rename(self.filename, old_filename)
+ except OSError:
+ return self._report_error('Unable to move current version')
+ try:
+ if old_filename:
+ os.rename(new_filename, self.filename)
+ except OSError:
+ self._report_error('Unable to overwrite current version')
+ return os.rename(old_filename, self.filename)
+
+ if detect_variant() not in ('win32_exe', 'py2exe'):
+ if old_filename:
+ os.remove(old_filename)
+ else:
+ atexit.register(Popen, f'ping 127.0.0.1 -n 5 -w 1000 & del /F "{old_filename}"',
+ shell=True, stdout=subprocess.DEVNULL, stderr=subprocess.DEVNULL)
+
+ self.ydl.to_screen(f'Updated yt-dlp to version {self.new_version}')
+ return True
+
+ @functools.cached_property
+ def cmd(self):
+ """The command-line to run the executable, if known"""
+ # There is no sys.orig_argv in py < 3.10. Also, it can be [] when frozen
+ if getattr(sys, 'orig_argv', None):
+ return sys.orig_argv
+ elif hasattr(sys, 'frozen'):
+ return sys.argv
+
+ def restart(self):
+ """Restart the executable"""
+ assert self.cmd, 'Must be frozen or Py >= 3.10'
+ self.ydl.write_debug(f'Restarting: {shell_quote(self.cmd)}')
+ _, _, returncode = Popen.run(self.cmd)
+ return returncode
-def print_notes(to_screen, versions, fromVersion=__version__):
- notes = get_notes(versions, fromVersion)
- if notes:
- to_screen('PLEASE NOTE:')
- for note in notes:
- to_screen(note)
-'''
+def run_update(ydl):
+ """Update the program file with the latest version from the repository
+ @returns Whether there was a successfull update (No update = False)
+ """
+ return Updater(ydl).update()
# Deprecated
def update_self(to_screen, verbose, opener):
+ import traceback
- printfn = to_screen
+ from .utils import write_string
write_string(
'DeprecationWarning: "yt_dlp.update.update_self" is deprecated and may be removed in a future version. '
- 'Use "yt_dlp.update.run_update(ydl)" instead')
+ 'Use "yt_dlp.update.run_update(ydl)" instead\n')
+
+ printfn = to_screen
class FakeYDL():
- _opener = opener
to_screen = printfn
- @staticmethod
- def report_warning(msg, *args, **kwargs):
- return printfn('WARNING: %s' % msg, *args, **kwargs)
+ def report_warning(self, msg, *args, **kwargs):
+ return printfn(f'WARNING: {msg}', *args, **kwargs)
- @staticmethod
- def report_error(msg, tb=None):
- printfn('ERROR: %s' % msg)
+ def report_error(self, msg, tb=None):
+ printfn(f'ERROR: {msg}')
if not verbose:
return
if tb is None:
- # Copied from YoutubeDl.trouble
+ # Copied from YoutubeDL.trouble
if sys.exc_info()[0]:
tb = ''
if hasattr(sys.exc_info()[1], 'exc_info') and sys.exc_info()[1].exc_info[0]:
tb += ''.join(traceback.format_exception(*sys.exc_info()[1].exc_info))
- tb += encode_compat_str(traceback.format_exc())
+ tb += traceback.format_exc()
else:
tb_data = traceback.format_list(traceback.extract_stack())
tb = ''.join(tb_data)
if tb:
printfn(tb)
+ def write_debug(self, msg, *args, **kwargs):
+ printfn(f'[debug] {msg}', *args, **kwargs)
+
+ def urlopen(self, url):
+ return opener.open(url)
+
return run_update(FakeYDL())