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234 lines
8.2 KiB
Python
234 lines
8.2 KiB
Python
from __future__ import unicode_literals
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import io
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import json
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import traceback
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import hashlib
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import os
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import platform
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import subprocess
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import sys
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from zipimport import zipimporter
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from .compat import compat_realpath
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from .utils import encode_compat_str
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from .version import __version__
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''' # Not signed
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def rsa_verify(message, signature, key):
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from hashlib import sha256
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assert isinstance(message, bytes)
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byte_size = (len(bin(key[0])) - 2 + 8 - 1) // 8
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signature = ('%x' % pow(int(signature, 16), key[1], key[0])).encode()
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signature = (byte_size * 2 - len(signature)) * b'0' + signature
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asn1 = b'3031300d060960864801650304020105000420'
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asn1 += sha256(message).hexdigest().encode()
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if byte_size < len(asn1) // 2 + 11:
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return False
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expected = b'0001' + (byte_size - len(asn1) // 2 - 3) * b'ff' + b'00' + asn1
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return expected == signature
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'''
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def update_self(to_screen, verbose, opener):
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"""
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Update the program file with the latest version from the repository
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Returns whether the program should terminate
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"""
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JSON_URL = 'https://api.github.com/repos/yt-dlp/yt-dlp/releases/latest'
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def calc_sha256sum(path):
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h = hashlib.sha256()
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b = bytearray(128 * 1024)
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mv = memoryview(b)
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with open(os.path.realpath(path), 'rb', buffering=0) as f:
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for n in iter(lambda: f.readinto(mv), 0):
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h.update(mv[:n])
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return h.hexdigest()
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if not isinstance(globals().get('__loader__'), zipimporter) and not hasattr(sys, 'frozen'):
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to_screen('It looks like you installed yt-dlp with a package manager, pip, setup.py or a tarball. Please use that to update.')
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return
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# sys.executable is set to the full pathname of the exe-file for py2exe
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# though symlinks are not followed so that we need to do this manually
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# with help of realpath
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filename = compat_realpath(sys.executable if hasattr(sys, 'frozen') else sys.argv[0])
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to_screen('Current Build Hash %s' % calc_sha256sum(filename))
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# Download and check versions info
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try:
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version_info = opener.open(JSON_URL).read().decode('utf-8')
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version_info = json.loads(version_info)
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except Exception:
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if verbose:
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to_screen(encode_compat_str(traceback.format_exc()))
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to_screen('ERROR: can\'t obtain versions info. Please try again later.')
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to_screen('Visit https://github.com/yt-dlp/yt-dlp/releases/latest')
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return
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def version_tuple(version_str):
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return tuple(map(int, version_str.split('.')))
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version_id = version_info['tag_name']
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if version_tuple(__version__) >= version_tuple(version_id):
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to_screen('yt-dlp is up to date (%s)' % __version__)
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return
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to_screen('Updating to version ' + version_id + ' ...')
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version_labels = {
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'zip_3': '',
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'zip_2': '',
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# 'zip_2': '_py2',
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'exe_64': '.exe',
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'exe_32': '_x86.exe',
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}
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def get_bin_info(bin_or_exe, version):
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label = version_labels['%s_%s' % (bin_or_exe, version)]
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return next(
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(i for i in version_info['assets'] if i['name'] == 'yt-dlp%s' % label),
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{})
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def get_sha256sum(bin_or_exe, version):
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label = version_labels['%s_%s' % (bin_or_exe, version)]
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urlh = next(
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(i for i in version_info['assets']
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if i['name'] in ('SHA2-256SUMS')), {}).get('browser_download_url')
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if not urlh:
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return None
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hash_data = opener.open(urlh).read().decode('utf-8')
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hashes = list(map(lambda x: x.split(':'), hash_data.splitlines()))
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return next(
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(i[1] for i in hashes if i[0] == 'yt-dlp%s' % label),
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None)
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if not os.access(filename, os.W_OK):
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to_screen('ERROR: no write permissions on %s' % filename)
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return
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# PyInstaller
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if hasattr(sys, 'frozen'):
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exe = filename
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directory = os.path.dirname(exe)
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if not os.access(directory, os.W_OK):
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to_screen('ERROR: no write permissions on %s' % directory)
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return
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try:
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arch = platform.architecture()[0][:2]
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url = get_bin_info('exe', arch).get('browser_download_url')
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if not url:
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to_screen('ERROR: unable to fetch updates')
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to_screen('Visit https://github.com/yt-dlp/yt-dlp/releases/latest')
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return
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urlh = opener.open(url)
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newcontent = urlh.read()
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urlh.close()
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except (IOError, OSError, StopIteration):
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if verbose:
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to_screen(encode_compat_str(traceback.format_exc()))
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to_screen('ERROR: unable to download latest version')
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to_screen('Visit https://github.com/yt-dlp/yt-dlp/releases/latest')
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return
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try:
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with open(exe + '.new', 'wb') as outf:
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outf.write(newcontent)
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except (IOError, OSError):
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if verbose:
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to_screen(encode_compat_str(traceback.format_exc()))
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to_screen('ERROR: unable to write the new version')
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return
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expected_sum = get_sha256sum('exe', arch)
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if not expected_sum:
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to_screen('WARNING: no hash information found for the release')
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elif calc_sha256sum(exe + '.new') != expected_sum:
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to_screen('ERROR: unable to verify the new executable')
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to_screen('Visit https://github.com/yt-dlp/yt-dlp/releases/latest')
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try:
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os.remove(exe + '.new')
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except OSError:
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to_screen('ERROR: unable to remove corrupt download')
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return
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try:
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bat = os.path.join(directory, 'yt-dlp-updater.cmd')
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with io.open(bat, 'w') as batfile:
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batfile.write('''
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@(
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echo.Waiting for file handle to be closed ...
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ping 127.0.0.1 -n 5 -w 1000 > NUL
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move /Y "%s.new" "%s" > NUL
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echo.Updated yt-dlp to version %s.
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)
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@start /b "" cmd /c del "%%~f0"&exit /b
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''' % (exe, exe, version_id))
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subprocess.Popen([bat]) # Continues to run in the background
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return True # Exit app
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except (IOError, OSError):
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if verbose:
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to_screen(encode_compat_str(traceback.format_exc()))
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to_screen('ERROR: unable to overwrite current version')
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return
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# Zip unix package
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elif isinstance(globals().get('__loader__'), zipimporter):
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try:
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py_ver = platform.python_version()[0]
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url = get_bin_info('zip', py_ver).get('browser_download_url')
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if not url:
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to_screen('ERROR: unable to fetch updates')
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to_screen('Visit https://github.com/yt-dlp/yt-dlp/releases/latest')
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return
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urlh = opener.open(url)
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newcontent = urlh.read()
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urlh.close()
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except (IOError, OSError, StopIteration):
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if verbose:
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to_screen(encode_compat_str(traceback.format_exc()))
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to_screen('ERROR: unable to download latest version')
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to_screen('Visit https://github.com/yt-dlp/yt-dlp/releases/latest')
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return
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expected_sum = get_sha256sum('zip', py_ver)
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if expected_sum and hashlib.sha256(newcontent).hexdigest() != expected_sum:
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to_screen('ERROR: unable to verify the new zip')
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to_screen('Visit https://github.com/yt-dlp/yt-dlp/releases/latest')
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return
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try:
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with open(filename, 'wb') as outf:
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outf.write(newcontent)
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except (IOError, OSError):
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if verbose:
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to_screen(encode_compat_str(traceback.format_exc()))
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to_screen('ERROR: unable to overwrite current version')
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return
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to_screen('Updated yt-dlp. Restart yt-dlp to use the new version.')
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''' # UNUSED
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def get_notes(versions, fromVersion):
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notes = []
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for v, vdata in sorted(versions.items()):
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if v > fromVersion:
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notes.extend(vdata.get('notes', []))
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return notes
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def print_notes(to_screen, versions, fromVersion=__version__):
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notes = get_notes(versions, fromVersion)
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if notes:
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to_screen('PLEASE NOTE:')
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for note in notes:
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to_screen(note)
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'''
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