+import atexit
import hashlib
import json
import os
from .compat import functools # isort: split
from .compat import compat_realpath
-from .utils import Popen, traverse_obj, version_tuple
+from .utils import Popen, shell_quote, traverse_obj, version_tuple
from .version import __version__
-
-RELEASE_JSON_URL = 'https://api.github.com/repos/yt-dlp/yt-dlp/releases/latest'
+REPOSITORY = 'yt-dlp/yt-dlp'
+API_URL = f'https://api.github.com/repos/{REPOSITORY}/releases/latest'
@functools.cache
path = os.path.dirname(__file__)
if isinstance(__loader__, zipimporter):
return 'zip', os.path.join(path, '..')
- elif os.path.basename(sys.argv[0]) == '__main__.py':
+ 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
'py2exe': '_min.exe',
'win32_exe': '.exe',
'darwin_exe': '_macos',
+ 'linux_exe': '_linux',
}
_NON_UPDATEABLE_REASONS = {
**{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'}.items()},
+ 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 or setup.py; Use that to update',
'other': 'It looks like you are using an unofficial build of yt-dlp; Build the executable again',
return _NON_UPDATEABLE_REASONS.get(detect_variant(), _NON_UPDATEABLE_REASONS['other'])
-def run_update(ydl):
- """
- Update the program file with the latest version from the repository
- Returns whether the program should terminate
- """
+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 report_error(msg, expected=False):
- ydl.report_error(msg, tb=False if expected else None)
+ if not is_non_updateable():
+ self.ydl.to_screen(f'Current Build Hash {_sha256_file(self.filename)}')
+ return True
- def report_unable(action, expected=False):
- report_error(f'Unable to {action}', expected)
+ 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} ...')
+
+ 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)
+
+ 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
- def report_permission_error(file):
- report_unable(f'write to {file}; Try running as administrator', True)
+ try:
+ if os.path.exists(old_filename or ''):
+ os.remove(old_filename)
+ except OSError:
+ return self._report_error('Unable to remove the old version')
- def report_network_error(action, delim=';'):
- report_unable(f'{action}{delim} Visit https://github.com/yt-dlp/yt-dlp/releases/latest', True)
+ try:
+ newcontent = self._download()
+ except OSError:
+ return self._report_network_error('download latest version')
+ except Exception:
+ return self._report_network_error('fetch updates')
- def calc_sha256sum(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()
+ try:
+ 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:
- version_info = json.loads(ydl.urlopen(RELEASE_JSON_URL).read().decode())
- except Exception:
- return report_network_error('obtain version info', delim='; Please try again later or')
+ try:
+ with open(new_filename, 'wb') as outf:
+ outf.write(newcontent)
+ except OSError:
+ return self._report_permission_error(new_filename)
- 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
+ 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)
- err = is_non_updateable()
- if err:
- return report_error(err, True)
+ 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)
- variant, filename = _get_variant_and_executable_path()
- filename = compat_realpath(filename) # Absolute path, following symlinks
+ self.ydl.to_screen(f'Updated yt-dlp to version {self.new_version}')
+ return True
- label = _FILE_SUFFIXES[variant]
- if label and platform.architecture()[0][:2] == '32':
- label = f'_x86{label}'
- release_name = f'yt-dlp{label}'
+ @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
- ydl.to_screen(f'Current Build Hash {calc_sha256sum(filename)}')
- ydl.to_screen(f'Updating to version {version_id} ...')
+ 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 get_file(name, fatal=True):
- error = report_network_error if fatal else lambda _: None
- url = traverse_obj(
- version_info, ('assets', lambda _, v: v['name'] == name, 'browser_download_url'), get_all=False)
- if not url:
- return error('fetch updates')
- try:
- return ydl.urlopen(url).read()
- except OSError:
- return error('download latest version')
-
- def verify(content):
- if not content:
- return False
- hash_data = get_file('SHA2-256SUMS', fatal=False) or b''
- expected = dict(ln.split()[::-1] for ln in hash_data.decode().splitlines()).get(release_name)
- if not expected:
- ydl.report_warning('no hash information found for the release')
- elif hashlib.sha256(content).hexdigest() != expected:
- return report_network_error('verify the new executable')
- return True
- directory = os.path.dirname(filename)
- if not os.access(filename, os.W_OK):
- return report_permission_error(filename)
- elif not os.access(directory, os.W_OK):
- return report_permission_error(directory)
-
- new_filename, old_filename = f'{filename}.new', f'{filename}.old'
- if variant == 'zip': # Can be replaced in-place
- new_filename, old_filename = filename, None
-
- try:
- if os.path.exists(old_filename or ''):
- os.remove(old_filename)
- except OSError:
- return report_unable('remove the old version')
-
- newcontent = get_file(release_name)
- if not verify(newcontent):
- return
- try:
- with open(new_filename, 'wb') as outf:
- outf.write(newcontent)
- except OSError:
- return report_permission_error(new_filename)
-
- try:
- if old_filename:
- os.rename(filename, old_filename)
- except OSError:
- return report_unable('move current version')
- try:
- if old_filename:
- os.rename(new_filename, filename)
- except OSError:
- report_unable('overwrite current version')
- os.rename(old_filename, filename)
- return
-
- if variant not in ('win32_exe', 'py2exe'):
- if old_filename:
- os.remove(old_filename)
- ydl.to_screen(f'Updated yt-dlp to version {version_id}; Restart yt-dlp to use the new version')
- return
-
- try:
- # Continues to run in the background
- Popen(f'ping 127.0.0.1 -n 5 -w 1000 & del /F "{old_filename}"',
- shell=True, stdout=subprocess.DEVNULL, stderr=subprocess.DEVNULL)
- ydl.to_screen(f'Updated yt-dlp to version {version_id}')
- return True # Exit app
- except OSError:
- report_unable('delete the old version')
+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
+
from .utils import write_string
write_string(
class FakeYDL():
to_screen = printfn
- @staticmethod
- def report_warning(msg, *args, **kwargs):
+ def report_warning(self, msg, *args, **kwargs):
return printfn(f'WARNING: {msg}', *args, **kwargs)
- @staticmethod
- def report_error(msg, tb=None):
+ def report_error(self, msg, tb=None):
printfn(f'ERROR: {msg}')
if not verbose:
return
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)