]>
Commit | Line | Data |
---|---|---|
1 | import base64 | |
2 | import collections | |
3 | import contextlib | |
4 | import datetime as dt | |
5 | import glob | |
6 | import http.cookiejar | |
7 | import http.cookies | |
8 | import io | |
9 | import json | |
10 | import os | |
11 | import re | |
12 | import shutil | |
13 | import struct | |
14 | import subprocess | |
15 | import sys | |
16 | import tempfile | |
17 | import time | |
18 | import urllib.request | |
19 | from enum import Enum, auto | |
20 | from hashlib import pbkdf2_hmac | |
21 | ||
22 | from .aes import ( | |
23 | aes_cbc_decrypt_bytes, | |
24 | aes_gcm_decrypt_and_verify_bytes, | |
25 | unpad_pkcs7, | |
26 | ) | |
27 | from .compat import functools # isort: split | |
28 | from .compat import compat_os_name | |
29 | from .dependencies import ( | |
30 | _SECRETSTORAGE_UNAVAILABLE_REASON, | |
31 | secretstorage, | |
32 | sqlite3, | |
33 | ) | |
34 | from .minicurses import MultilinePrinter, QuietMultilinePrinter | |
35 | from .utils import ( | |
36 | DownloadError, | |
37 | Popen, | |
38 | error_to_str, | |
39 | expand_path, | |
40 | is_path_like, | |
41 | sanitize_url, | |
42 | str_or_none, | |
43 | try_call, | |
44 | write_string, | |
45 | ) | |
46 | from .utils._utils import _YDLLogger | |
47 | from .utils.networking import normalize_url | |
48 | ||
49 | CHROMIUM_BASED_BROWSERS = {'brave', 'chrome', 'chromium', 'edge', 'opera', 'vivaldi'} | |
50 | SUPPORTED_BROWSERS = CHROMIUM_BASED_BROWSERS | {'firefox', 'safari'} | |
51 | ||
52 | ||
53 | class YDLLogger(_YDLLogger): | |
54 | def warning(self, message, only_once=False): # compat | |
55 | return super().warning(message, once=only_once) | |
56 | ||
57 | class ProgressBar(MultilinePrinter): | |
58 | _DELAY, _timer = 0.1, 0 | |
59 | ||
60 | def print(self, message): | |
61 | if time.time() - self._timer > self._DELAY: | |
62 | self.print_at_line(f'[Cookies] {message}', 0) | |
63 | self._timer = time.time() | |
64 | ||
65 | def progress_bar(self): | |
66 | """Return a context manager with a print method. (Optional)""" | |
67 | # Do not print to files/pipes, loggers, or when --no-progress is used | |
68 | if not self._ydl or self._ydl.params.get('noprogress') or self._ydl.params.get('logger'): | |
69 | return | |
70 | file = self._ydl._out_files.error | |
71 | try: | |
72 | if not file.isatty(): | |
73 | return | |
74 | except BaseException: | |
75 | return | |
76 | return self.ProgressBar(file, preserve_output=False) | |
77 | ||
78 | ||
79 | def _create_progress_bar(logger): | |
80 | if hasattr(logger, 'progress_bar'): | |
81 | printer = logger.progress_bar() | |
82 | if printer: | |
83 | return printer | |
84 | printer = QuietMultilinePrinter() | |
85 | printer.print = lambda _: None | |
86 | return printer | |
87 | ||
88 | ||
89 | def load_cookies(cookie_file, browser_specification, ydl): | |
90 | cookie_jars = [] | |
91 | if browser_specification is not None: | |
92 | browser_name, profile, keyring, container = _parse_browser_specification(*browser_specification) | |
93 | cookie_jars.append( | |
94 | extract_cookies_from_browser(browser_name, profile, YDLLogger(ydl), keyring=keyring, container=container)) | |
95 | ||
96 | if cookie_file is not None: | |
97 | is_filename = is_path_like(cookie_file) | |
98 | if is_filename: | |
99 | cookie_file = expand_path(cookie_file) | |
100 | ||
101 | jar = YoutubeDLCookieJar(cookie_file) | |
102 | if not is_filename or os.access(cookie_file, os.R_OK): | |
103 | jar.load() | |
104 | cookie_jars.append(jar) | |
105 | ||
106 | return _merge_cookie_jars(cookie_jars) | |
107 | ||
108 | ||
109 | def extract_cookies_from_browser(browser_name, profile=None, logger=YDLLogger(), *, keyring=None, container=None): | |
110 | if browser_name == 'firefox': | |
111 | return _extract_firefox_cookies(profile, container, logger) | |
112 | elif browser_name == 'safari': | |
113 | return _extract_safari_cookies(profile, logger) | |
114 | elif browser_name in CHROMIUM_BASED_BROWSERS: | |
115 | return _extract_chrome_cookies(browser_name, profile, keyring, logger) | |
116 | else: | |
117 | raise ValueError(f'unknown browser: {browser_name}') | |
118 | ||
119 | ||
120 | def _extract_firefox_cookies(profile, container, logger): | |
121 | logger.info('Extracting cookies from firefox') | |
122 | if not sqlite3: | |
123 | logger.warning('Cannot extract cookies from firefox without sqlite3 support. ' | |
124 | 'Please use a Python interpreter compiled with sqlite3 support') | |
125 | return YoutubeDLCookieJar() | |
126 | ||
127 | if profile is None: | |
128 | search_roots = list(_firefox_browser_dirs()) | |
129 | elif _is_path(profile): | |
130 | search_roots = [profile] | |
131 | else: | |
132 | search_roots = [os.path.join(path, profile) for path in _firefox_browser_dirs()] | |
133 | search_root = ', '.join(map(repr, search_roots)) | |
134 | ||
135 | cookie_database_path = _newest(_firefox_cookie_dbs(search_roots)) | |
136 | if cookie_database_path is None: | |
137 | raise FileNotFoundError(f'could not find firefox cookies database in {search_root}') | |
138 | logger.debug(f'Extracting cookies from: "{cookie_database_path}"') | |
139 | ||
140 | container_id = None | |
141 | if container not in (None, 'none'): | |
142 | containers_path = os.path.join(os.path.dirname(cookie_database_path), 'containers.json') | |
143 | if not os.path.isfile(containers_path) or not os.access(containers_path, os.R_OK): | |
144 | raise FileNotFoundError(f'could not read containers.json in {search_root}') | |
145 | with open(containers_path, encoding='utf8') as containers: | |
146 | identities = json.load(containers).get('identities', []) | |
147 | container_id = next((context.get('userContextId') for context in identities if container in ( | |
148 | context.get('name'), | |
149 | try_call(lambda: re.fullmatch(r'userContext([^\.]+)\.label', context['l10nID']).group()) | |
150 | )), None) | |
151 | if not isinstance(container_id, int): | |
152 | raise ValueError(f'could not find firefox container "{container}" in containers.json') | |
153 | ||
154 | with tempfile.TemporaryDirectory(prefix='yt_dlp') as tmpdir: | |
155 | cursor = None | |
156 | try: | |
157 | cursor = _open_database_copy(cookie_database_path, tmpdir) | |
158 | if isinstance(container_id, int): | |
159 | logger.debug( | |
160 | f'Only loading cookies from firefox container "{container}", ID {container_id}') | |
161 | cursor.execute( | |
162 | 'SELECT host, name, value, path, expiry, isSecure FROM moz_cookies WHERE originAttributes LIKE ? OR originAttributes LIKE ?', | |
163 | (f'%userContextId={container_id}', f'%userContextId={container_id}&%')) | |
164 | elif container == 'none': | |
165 | logger.debug('Only loading cookies not belonging to any container') | |
166 | cursor.execute( | |
167 | 'SELECT host, name, value, path, expiry, isSecure FROM moz_cookies WHERE NOT INSTR(originAttributes,"userContextId=")') | |
168 | else: | |
169 | cursor.execute('SELECT host, name, value, path, expiry, isSecure FROM moz_cookies') | |
170 | jar = YoutubeDLCookieJar() | |
171 | with _create_progress_bar(logger) as progress_bar: | |
172 | table = cursor.fetchall() | |
173 | total_cookie_count = len(table) | |
174 | for i, (host, name, value, path, expiry, is_secure) in enumerate(table): | |
175 | progress_bar.print(f'Loading cookie {i: 6d}/{total_cookie_count: 6d}') | |
176 | cookie = http.cookiejar.Cookie( | |
177 | version=0, name=name, value=value, port=None, port_specified=False, | |
178 | domain=host, domain_specified=bool(host), domain_initial_dot=host.startswith('.'), | |
179 | path=path, path_specified=bool(path), secure=is_secure, expires=expiry, discard=False, | |
180 | comment=None, comment_url=None, rest={}) | |
181 | jar.set_cookie(cookie) | |
182 | logger.info(f'Extracted {len(jar)} cookies from firefox') | |
183 | return jar | |
184 | finally: | |
185 | if cursor is not None: | |
186 | cursor.connection.close() | |
187 | ||
188 | ||
189 | def _firefox_browser_dirs(): | |
190 | if sys.platform in ('cygwin', 'win32'): | |
191 | yield os.path.expandvars(R'%APPDATA%\Mozilla\Firefox\Profiles') | |
192 | ||
193 | elif sys.platform == 'darwin': | |
194 | yield os.path.expanduser('~/Library/Application Support/Firefox/Profiles') | |
195 | ||
196 | else: | |
197 | yield from map(os.path.expanduser, ( | |
198 | '~/.mozilla/firefox', | |
199 | '~/snap/firefox/common/.mozilla/firefox', | |
200 | '~/.var/app/org.mozilla.firefox/.mozilla/firefox', | |
201 | )) | |
202 | ||
203 | ||
204 | def _firefox_cookie_dbs(roots): | |
205 | for root in map(os.path.abspath, roots): | |
206 | for pattern in ('', '*/', 'Profiles/*/'): | |
207 | yield from glob.iglob(os.path.join(root, pattern, 'cookies.sqlite')) | |
208 | ||
209 | ||
210 | def _get_chromium_based_browser_settings(browser_name): | |
211 | # https://chromium.googlesource.com/chromium/src/+/HEAD/docs/user_data_dir.md | |
212 | if sys.platform in ('cygwin', 'win32'): | |
213 | appdata_local = os.path.expandvars('%LOCALAPPDATA%') | |
214 | appdata_roaming = os.path.expandvars('%APPDATA%') | |
215 | browser_dir = { | |
216 | 'brave': os.path.join(appdata_local, R'BraveSoftware\Brave-Browser\User Data'), | |
217 | 'chrome': os.path.join(appdata_local, R'Google\Chrome\User Data'), | |
218 | 'chromium': os.path.join(appdata_local, R'Chromium\User Data'), | |
219 | 'edge': os.path.join(appdata_local, R'Microsoft\Edge\User Data'), | |
220 | 'opera': os.path.join(appdata_roaming, R'Opera Software\Opera Stable'), | |
221 | 'vivaldi': os.path.join(appdata_local, R'Vivaldi\User Data'), | |
222 | }[browser_name] | |
223 | ||
224 | elif sys.platform == 'darwin': | |
225 | appdata = os.path.expanduser('~/Library/Application Support') | |
226 | browser_dir = { | |
227 | 'brave': os.path.join(appdata, 'BraveSoftware/Brave-Browser'), | |
228 | 'chrome': os.path.join(appdata, 'Google/Chrome'), | |
229 | 'chromium': os.path.join(appdata, 'Chromium'), | |
230 | 'edge': os.path.join(appdata, 'Microsoft Edge'), | |
231 | 'opera': os.path.join(appdata, 'com.operasoftware.Opera'), | |
232 | 'vivaldi': os.path.join(appdata, 'Vivaldi'), | |
233 | }[browser_name] | |
234 | ||
235 | else: | |
236 | config = _config_home() | |
237 | browser_dir = { | |
238 | 'brave': os.path.join(config, 'BraveSoftware/Brave-Browser'), | |
239 | 'chrome': os.path.join(config, 'google-chrome'), | |
240 | 'chromium': os.path.join(config, 'chromium'), | |
241 | 'edge': os.path.join(config, 'microsoft-edge'), | |
242 | 'opera': os.path.join(config, 'opera'), | |
243 | 'vivaldi': os.path.join(config, 'vivaldi'), | |
244 | }[browser_name] | |
245 | ||
246 | # Linux keyring names can be determined by snooping on dbus while opening the browser in KDE: | |
247 | # dbus-monitor "interface='org.kde.KWallet'" "type=method_return" | |
248 | keyring_name = { | |
249 | 'brave': 'Brave', | |
250 | 'chrome': 'Chrome', | |
251 | 'chromium': 'Chromium', | |
252 | 'edge': 'Microsoft Edge' if sys.platform == 'darwin' else 'Chromium', | |
253 | 'opera': 'Opera' if sys.platform == 'darwin' else 'Chromium', | |
254 | 'vivaldi': 'Vivaldi' if sys.platform == 'darwin' else 'Chrome', | |
255 | }[browser_name] | |
256 | ||
257 | browsers_without_profiles = {'opera'} | |
258 | ||
259 | return { | |
260 | 'browser_dir': browser_dir, | |
261 | 'keyring_name': keyring_name, | |
262 | 'supports_profiles': browser_name not in browsers_without_profiles | |
263 | } | |
264 | ||
265 | ||
266 | def _extract_chrome_cookies(browser_name, profile, keyring, logger): | |
267 | logger.info(f'Extracting cookies from {browser_name}') | |
268 | ||
269 | if not sqlite3: | |
270 | logger.warning(f'Cannot extract cookies from {browser_name} without sqlite3 support. ' | |
271 | 'Please use a Python interpreter compiled with sqlite3 support') | |
272 | return YoutubeDLCookieJar() | |
273 | ||
274 | config = _get_chromium_based_browser_settings(browser_name) | |
275 | ||
276 | if profile is None: | |
277 | search_root = config['browser_dir'] | |
278 | elif _is_path(profile): | |
279 | search_root = profile | |
280 | config['browser_dir'] = os.path.dirname(profile) if config['supports_profiles'] else profile | |
281 | else: | |
282 | if config['supports_profiles']: | |
283 | search_root = os.path.join(config['browser_dir'], profile) | |
284 | else: | |
285 | logger.error(f'{browser_name} does not support profiles') | |
286 | search_root = config['browser_dir'] | |
287 | ||
288 | cookie_database_path = _newest(_find_files(search_root, 'Cookies', logger)) | |
289 | if cookie_database_path is None: | |
290 | raise FileNotFoundError(f'could not find {browser_name} cookies database in "{search_root}"') | |
291 | logger.debug(f'Extracting cookies from: "{cookie_database_path}"') | |
292 | ||
293 | decryptor = get_cookie_decryptor(config['browser_dir'], config['keyring_name'], logger, keyring=keyring) | |
294 | ||
295 | with tempfile.TemporaryDirectory(prefix='yt_dlp') as tmpdir: | |
296 | cursor = None | |
297 | try: | |
298 | cursor = _open_database_copy(cookie_database_path, tmpdir) | |
299 | cursor.connection.text_factory = bytes | |
300 | column_names = _get_column_names(cursor, 'cookies') | |
301 | secure_column = 'is_secure' if 'is_secure' in column_names else 'secure' | |
302 | cursor.execute(f'SELECT host_key, name, value, encrypted_value, path, expires_utc, {secure_column} FROM cookies') | |
303 | jar = YoutubeDLCookieJar() | |
304 | failed_cookies = 0 | |
305 | unencrypted_cookies = 0 | |
306 | with _create_progress_bar(logger) as progress_bar: | |
307 | table = cursor.fetchall() | |
308 | total_cookie_count = len(table) | |
309 | for i, line in enumerate(table): | |
310 | progress_bar.print(f'Loading cookie {i: 6d}/{total_cookie_count: 6d}') | |
311 | is_encrypted, cookie = _process_chrome_cookie(decryptor, *line) | |
312 | if not cookie: | |
313 | failed_cookies += 1 | |
314 | continue | |
315 | elif not is_encrypted: | |
316 | unencrypted_cookies += 1 | |
317 | jar.set_cookie(cookie) | |
318 | if failed_cookies > 0: | |
319 | failed_message = f' ({failed_cookies} could not be decrypted)' | |
320 | else: | |
321 | failed_message = '' | |
322 | logger.info(f'Extracted {len(jar)} cookies from {browser_name}{failed_message}') | |
323 | counts = decryptor._cookie_counts.copy() | |
324 | counts['unencrypted'] = unencrypted_cookies | |
325 | logger.debug(f'cookie version breakdown: {counts}') | |
326 | return jar | |
327 | except PermissionError as error: | |
328 | if compat_os_name == 'nt' and error.errno == 13: | |
329 | message = 'Could not copy Chrome cookie database. See https://github.com/yt-dlp/yt-dlp/issues/7271 for more info' | |
330 | logger.error(message) | |
331 | raise DownloadError(message) # force exit | |
332 | raise | |
333 | finally: | |
334 | if cursor is not None: | |
335 | cursor.connection.close() | |
336 | ||
337 | ||
338 | def _process_chrome_cookie(decryptor, host_key, name, value, encrypted_value, path, expires_utc, is_secure): | |
339 | host_key = host_key.decode() | |
340 | name = name.decode() | |
341 | value = value.decode() | |
342 | path = path.decode() | |
343 | is_encrypted = not value and encrypted_value | |
344 | ||
345 | if is_encrypted: | |
346 | value = decryptor.decrypt(encrypted_value) | |
347 | if value is None: | |
348 | return is_encrypted, None | |
349 | ||
350 | return is_encrypted, http.cookiejar.Cookie( | |
351 | version=0, name=name, value=value, port=None, port_specified=False, | |
352 | domain=host_key, domain_specified=bool(host_key), domain_initial_dot=host_key.startswith('.'), | |
353 | path=path, path_specified=bool(path), secure=is_secure, expires=expires_utc, discard=False, | |
354 | comment=None, comment_url=None, rest={}) | |
355 | ||
356 | ||
357 | class ChromeCookieDecryptor: | |
358 | """ | |
359 | Overview: | |
360 | ||
361 | Linux: | |
362 | - cookies are either v10 or v11 | |
363 | - v10: AES-CBC encrypted with a fixed key | |
364 | - also attempts empty password if decryption fails | |
365 | - v11: AES-CBC encrypted with an OS protected key (keyring) | |
366 | - also attempts empty password if decryption fails | |
367 | - v11 keys can be stored in various places depending on the activate desktop environment [2] | |
368 | ||
369 | Mac: | |
370 | - cookies are either v10 or not v10 | |
371 | - v10: AES-CBC encrypted with an OS protected key (keyring) and more key derivation iterations than linux | |
372 | - not v10: 'old data' stored as plaintext | |
373 | ||
374 | Windows: | |
375 | - cookies are either v10 or not v10 | |
376 | - v10: AES-GCM encrypted with a key which is encrypted with DPAPI | |
377 | - not v10: encrypted with DPAPI | |
378 | ||
379 | Sources: | |
380 | - [1] https://chromium.googlesource.com/chromium/src/+/refs/heads/main/components/os_crypt/ | |
381 | - [2] https://chromium.googlesource.com/chromium/src/+/refs/heads/main/components/os_crypt/sync/key_storage_linux.cc | |
382 | - KeyStorageLinux::CreateService | |
383 | """ | |
384 | ||
385 | _cookie_counts = {} | |
386 | ||
387 | def decrypt(self, encrypted_value): | |
388 | raise NotImplementedError('Must be implemented by sub classes') | |
389 | ||
390 | ||
391 | def get_cookie_decryptor(browser_root, browser_keyring_name, logger, *, keyring=None): | |
392 | if sys.platform == 'darwin': | |
393 | return MacChromeCookieDecryptor(browser_keyring_name, logger) | |
394 | elif sys.platform in ('win32', 'cygwin'): | |
395 | return WindowsChromeCookieDecryptor(browser_root, logger) | |
396 | return LinuxChromeCookieDecryptor(browser_keyring_name, logger, keyring=keyring) | |
397 | ||
398 | ||
399 | class LinuxChromeCookieDecryptor(ChromeCookieDecryptor): | |
400 | def __init__(self, browser_keyring_name, logger, *, keyring=None): | |
401 | self._logger = logger | |
402 | self._v10_key = self.derive_key(b'peanuts') | |
403 | self._empty_key = self.derive_key(b'') | |
404 | self._cookie_counts = {'v10': 0, 'v11': 0, 'other': 0} | |
405 | self._browser_keyring_name = browser_keyring_name | |
406 | self._keyring = keyring | |
407 | ||
408 | @functools.cached_property | |
409 | def _v11_key(self): | |
410 | password = _get_linux_keyring_password(self._browser_keyring_name, self._keyring, self._logger) | |
411 | return None if password is None else self.derive_key(password) | |
412 | ||
413 | @staticmethod | |
414 | def derive_key(password): | |
415 | # values from | |
416 | # https://chromium.googlesource.com/chromium/src/+/refs/heads/main/components/os_crypt/sync/os_crypt_linux.cc | |
417 | return pbkdf2_sha1(password, salt=b'saltysalt', iterations=1, key_length=16) | |
418 | ||
419 | def decrypt(self, encrypted_value): | |
420 | """ | |
421 | ||
422 | following the same approach as the fix in [1]: if cookies fail to decrypt then attempt to decrypt | |
423 | with an empty password. The failure detection is not the same as what chromium uses so the | |
424 | results won't be perfect | |
425 | ||
426 | References: | |
427 | - [1] https://chromium.googlesource.com/chromium/src/+/bbd54702284caca1f92d656fdcadf2ccca6f4165%5E%21/ | |
428 | - a bugfix to try an empty password as a fallback | |
429 | """ | |
430 | version = encrypted_value[:3] | |
431 | ciphertext = encrypted_value[3:] | |
432 | ||
433 | if version == b'v10': | |
434 | self._cookie_counts['v10'] += 1 | |
435 | return _decrypt_aes_cbc_multi(ciphertext, (self._v10_key, self._empty_key), self._logger) | |
436 | ||
437 | elif version == b'v11': | |
438 | self._cookie_counts['v11'] += 1 | |
439 | if self._v11_key is None: | |
440 | self._logger.warning('cannot decrypt v11 cookies: no key found', only_once=True) | |
441 | return None | |
442 | return _decrypt_aes_cbc_multi(ciphertext, (self._v11_key, self._empty_key), self._logger) | |
443 | ||
444 | else: | |
445 | self._logger.warning(f'unknown cookie version: "{version}"', only_once=True) | |
446 | self._cookie_counts['other'] += 1 | |
447 | return None | |
448 | ||
449 | ||
450 | class MacChromeCookieDecryptor(ChromeCookieDecryptor): | |
451 | def __init__(self, browser_keyring_name, logger): | |
452 | self._logger = logger | |
453 | password = _get_mac_keyring_password(browser_keyring_name, logger) | |
454 | self._v10_key = None if password is None else self.derive_key(password) | |
455 | self._cookie_counts = {'v10': 0, 'other': 0} | |
456 | ||
457 | @staticmethod | |
458 | def derive_key(password): | |
459 | # values from | |
460 | # https://chromium.googlesource.com/chromium/src/+/refs/heads/main/components/os_crypt/sync/os_crypt_mac.mm | |
461 | return pbkdf2_sha1(password, salt=b'saltysalt', iterations=1003, key_length=16) | |
462 | ||
463 | def decrypt(self, encrypted_value): | |
464 | version = encrypted_value[:3] | |
465 | ciphertext = encrypted_value[3:] | |
466 | ||
467 | if version == b'v10': | |
468 | self._cookie_counts['v10'] += 1 | |
469 | if self._v10_key is None: | |
470 | self._logger.warning('cannot decrypt v10 cookies: no key found', only_once=True) | |
471 | return None | |
472 | ||
473 | return _decrypt_aes_cbc_multi(ciphertext, (self._v10_key,), self._logger) | |
474 | ||
475 | else: | |
476 | self._cookie_counts['other'] += 1 | |
477 | # other prefixes are considered 'old data' which were stored as plaintext | |
478 | # https://chromium.googlesource.com/chromium/src/+/refs/heads/main/components/os_crypt/sync/os_crypt_mac.mm | |
479 | return encrypted_value | |
480 | ||
481 | ||
482 | class WindowsChromeCookieDecryptor(ChromeCookieDecryptor): | |
483 | def __init__(self, browser_root, logger): | |
484 | self._logger = logger | |
485 | self._v10_key = _get_windows_v10_key(browser_root, logger) | |
486 | self._cookie_counts = {'v10': 0, 'other': 0} | |
487 | ||
488 | def decrypt(self, encrypted_value): | |
489 | version = encrypted_value[:3] | |
490 | ciphertext = encrypted_value[3:] | |
491 | ||
492 | if version == b'v10': | |
493 | self._cookie_counts['v10'] += 1 | |
494 | if self._v10_key is None: | |
495 | self._logger.warning('cannot decrypt v10 cookies: no key found', only_once=True) | |
496 | return None | |
497 | ||
498 | # https://chromium.googlesource.com/chromium/src/+/refs/heads/main/components/os_crypt/sync/os_crypt_win.cc | |
499 | # kNonceLength | |
500 | nonce_length = 96 // 8 | |
501 | # boringssl | |
502 | # EVP_AEAD_AES_GCM_TAG_LEN | |
503 | authentication_tag_length = 16 | |
504 | ||
505 | raw_ciphertext = ciphertext | |
506 | nonce = raw_ciphertext[:nonce_length] | |
507 | ciphertext = raw_ciphertext[nonce_length:-authentication_tag_length] | |
508 | authentication_tag = raw_ciphertext[-authentication_tag_length:] | |
509 | ||
510 | return _decrypt_aes_gcm(ciphertext, self._v10_key, nonce, authentication_tag, self._logger) | |
511 | ||
512 | else: | |
513 | self._cookie_counts['other'] += 1 | |
514 | # any other prefix means the data is DPAPI encrypted | |
515 | # https://chromium.googlesource.com/chromium/src/+/refs/heads/main/components/os_crypt/sync/os_crypt_win.cc | |
516 | return _decrypt_windows_dpapi(encrypted_value, self._logger).decode() | |
517 | ||
518 | ||
519 | def _extract_safari_cookies(profile, logger): | |
520 | if sys.platform != 'darwin': | |
521 | raise ValueError(f'unsupported platform: {sys.platform}') | |
522 | ||
523 | if profile: | |
524 | cookies_path = os.path.expanduser(profile) | |
525 | if not os.path.isfile(cookies_path): | |
526 | raise FileNotFoundError('custom safari cookies database not found') | |
527 | ||
528 | else: | |
529 | cookies_path = os.path.expanduser('~/Library/Cookies/Cookies.binarycookies') | |
530 | ||
531 | if not os.path.isfile(cookies_path): | |
532 | logger.debug('Trying secondary cookie location') | |
533 | cookies_path = os.path.expanduser('~/Library/Containers/com.apple.Safari/Data/Library/Cookies/Cookies.binarycookies') | |
534 | if not os.path.isfile(cookies_path): | |
535 | raise FileNotFoundError('could not find safari cookies database') | |
536 | ||
537 | with open(cookies_path, 'rb') as f: | |
538 | cookies_data = f.read() | |
539 | ||
540 | jar = parse_safari_cookies(cookies_data, logger=logger) | |
541 | logger.info(f'Extracted {len(jar)} cookies from safari') | |
542 | return jar | |
543 | ||
544 | ||
545 | class ParserError(Exception): | |
546 | pass | |
547 | ||
548 | ||
549 | class DataParser: | |
550 | def __init__(self, data, logger): | |
551 | self._data = data | |
552 | self.cursor = 0 | |
553 | self._logger = logger | |
554 | ||
555 | def read_bytes(self, num_bytes): | |
556 | if num_bytes < 0: | |
557 | raise ParserError(f'invalid read of {num_bytes} bytes') | |
558 | end = self.cursor + num_bytes | |
559 | if end > len(self._data): | |
560 | raise ParserError('reached end of input') | |
561 | data = self._data[self.cursor:end] | |
562 | self.cursor = end | |
563 | return data | |
564 | ||
565 | def expect_bytes(self, expected_value, message): | |
566 | value = self.read_bytes(len(expected_value)) | |
567 | if value != expected_value: | |
568 | raise ParserError(f'unexpected value: {value} != {expected_value} ({message})') | |
569 | ||
570 | def read_uint(self, big_endian=False): | |
571 | data_format = '>I' if big_endian else '<I' | |
572 | return struct.unpack(data_format, self.read_bytes(4))[0] | |
573 | ||
574 | def read_double(self, big_endian=False): | |
575 | data_format = '>d' if big_endian else '<d' | |
576 | return struct.unpack(data_format, self.read_bytes(8))[0] | |
577 | ||
578 | def read_cstring(self): | |
579 | buffer = [] | |
580 | while True: | |
581 | c = self.read_bytes(1) | |
582 | if c == b'\x00': | |
583 | return b''.join(buffer).decode() | |
584 | else: | |
585 | buffer.append(c) | |
586 | ||
587 | def skip(self, num_bytes, description='unknown'): | |
588 | if num_bytes > 0: | |
589 | self._logger.debug(f'skipping {num_bytes} bytes ({description}): {self.read_bytes(num_bytes)!r}') | |
590 | elif num_bytes < 0: | |
591 | raise ParserError(f'invalid skip of {num_bytes} bytes') | |
592 | ||
593 | def skip_to(self, offset, description='unknown'): | |
594 | self.skip(offset - self.cursor, description) | |
595 | ||
596 | def skip_to_end(self, description='unknown'): | |
597 | self.skip_to(len(self._data), description) | |
598 | ||
599 | ||
600 | def _mac_absolute_time_to_posix(timestamp): | |
601 | return int((dt.datetime(2001, 1, 1, 0, 0, tzinfo=dt.timezone.utc) + dt.timedelta(seconds=timestamp)).timestamp()) | |
602 | ||
603 | ||
604 | def _parse_safari_cookies_header(data, logger): | |
605 | p = DataParser(data, logger) | |
606 | p.expect_bytes(b'cook', 'database signature') | |
607 | number_of_pages = p.read_uint(big_endian=True) | |
608 | page_sizes = [p.read_uint(big_endian=True) for _ in range(number_of_pages)] | |
609 | return page_sizes, p.cursor | |
610 | ||
611 | ||
612 | def _parse_safari_cookies_page(data, jar, logger): | |
613 | p = DataParser(data, logger) | |
614 | p.expect_bytes(b'\x00\x00\x01\x00', 'page signature') | |
615 | number_of_cookies = p.read_uint() | |
616 | record_offsets = [p.read_uint() for _ in range(number_of_cookies)] | |
617 | if number_of_cookies == 0: | |
618 | logger.debug(f'a cookies page of size {len(data)} has no cookies') | |
619 | return | |
620 | ||
621 | p.skip_to(record_offsets[0], 'unknown page header field') | |
622 | ||
623 | with _create_progress_bar(logger) as progress_bar: | |
624 | for i, record_offset in enumerate(record_offsets): | |
625 | progress_bar.print(f'Loading cookie {i: 6d}/{number_of_cookies: 6d}') | |
626 | p.skip_to(record_offset, 'space between records') | |
627 | record_length = _parse_safari_cookies_record(data[record_offset:], jar, logger) | |
628 | p.read_bytes(record_length) | |
629 | p.skip_to_end('space in between pages') | |
630 | ||
631 | ||
632 | def _parse_safari_cookies_record(data, jar, logger): | |
633 | p = DataParser(data, logger) | |
634 | record_size = p.read_uint() | |
635 | p.skip(4, 'unknown record field 1') | |
636 | flags = p.read_uint() | |
637 | is_secure = bool(flags & 0x0001) | |
638 | p.skip(4, 'unknown record field 2') | |
639 | domain_offset = p.read_uint() | |
640 | name_offset = p.read_uint() | |
641 | path_offset = p.read_uint() | |
642 | value_offset = p.read_uint() | |
643 | p.skip(8, 'unknown record field 3') | |
644 | expiration_date = _mac_absolute_time_to_posix(p.read_double()) | |
645 | _creation_date = _mac_absolute_time_to_posix(p.read_double()) # noqa: F841 | |
646 | ||
647 | try: | |
648 | p.skip_to(domain_offset) | |
649 | domain = p.read_cstring() | |
650 | ||
651 | p.skip_to(name_offset) | |
652 | name = p.read_cstring() | |
653 | ||
654 | p.skip_to(path_offset) | |
655 | path = p.read_cstring() | |
656 | ||
657 | p.skip_to(value_offset) | |
658 | value = p.read_cstring() | |
659 | except UnicodeDecodeError: | |
660 | logger.warning('failed to parse Safari cookie because UTF-8 decoding failed', only_once=True) | |
661 | return record_size | |
662 | ||
663 | p.skip_to(record_size, 'space at the end of the record') | |
664 | ||
665 | cookie = http.cookiejar.Cookie( | |
666 | version=0, name=name, value=value, port=None, port_specified=False, | |
667 | domain=domain, domain_specified=bool(domain), domain_initial_dot=domain.startswith('.'), | |
668 | path=path, path_specified=bool(path), secure=is_secure, expires=expiration_date, discard=False, | |
669 | comment=None, comment_url=None, rest={}) | |
670 | jar.set_cookie(cookie) | |
671 | return record_size | |
672 | ||
673 | ||
674 | def parse_safari_cookies(data, jar=None, logger=YDLLogger()): | |
675 | """ | |
676 | References: | |
677 | - https://github.com/libyal/dtformats/blob/main/documentation/Safari%20Cookies.asciidoc | |
678 | - this data appears to be out of date but the important parts of the database structure is the same | |
679 | - there are a few bytes here and there which are skipped during parsing | |
680 | """ | |
681 | if jar is None: | |
682 | jar = YoutubeDLCookieJar() | |
683 | page_sizes, body_start = _parse_safari_cookies_header(data, logger) | |
684 | p = DataParser(data[body_start:], logger) | |
685 | for page_size in page_sizes: | |
686 | _parse_safari_cookies_page(p.read_bytes(page_size), jar, logger) | |
687 | p.skip_to_end('footer') | |
688 | return jar | |
689 | ||
690 | ||
691 | class _LinuxDesktopEnvironment(Enum): | |
692 | """ | |
693 | https://chromium.googlesource.com/chromium/src/+/refs/heads/main/base/nix/xdg_util.h | |
694 | DesktopEnvironment | |
695 | """ | |
696 | OTHER = auto() | |
697 | CINNAMON = auto() | |
698 | DEEPIN = auto() | |
699 | GNOME = auto() | |
700 | KDE3 = auto() | |
701 | KDE4 = auto() | |
702 | KDE5 = auto() | |
703 | KDE6 = auto() | |
704 | PANTHEON = auto() | |
705 | UKUI = auto() | |
706 | UNITY = auto() | |
707 | XFCE = auto() | |
708 | LXQT = auto() | |
709 | ||
710 | ||
711 | class _LinuxKeyring(Enum): | |
712 | """ | |
713 | https://chromium.googlesource.com/chromium/src/+/refs/heads/main/components/os_crypt/sync/key_storage_util_linux.h | |
714 | SelectedLinuxBackend | |
715 | """ | |
716 | KWALLET = auto() # KDE4 | |
717 | KWALLET5 = auto() | |
718 | KWALLET6 = auto() | |
719 | GNOMEKEYRING = auto() | |
720 | BASICTEXT = auto() | |
721 | ||
722 | ||
723 | SUPPORTED_KEYRINGS = _LinuxKeyring.__members__.keys() | |
724 | ||
725 | ||
726 | def _get_linux_desktop_environment(env, logger): | |
727 | """ | |
728 | https://chromium.googlesource.com/chromium/src/+/refs/heads/main/base/nix/xdg_util.cc | |
729 | GetDesktopEnvironment | |
730 | """ | |
731 | xdg_current_desktop = env.get('XDG_CURRENT_DESKTOP', None) | |
732 | desktop_session = env.get('DESKTOP_SESSION', None) | |
733 | if xdg_current_desktop is not None: | |
734 | xdg_current_desktop = xdg_current_desktop.split(':')[0].strip() | |
735 | ||
736 | if xdg_current_desktop == 'Unity': | |
737 | if desktop_session is not None and 'gnome-fallback' in desktop_session: | |
738 | return _LinuxDesktopEnvironment.GNOME | |
739 | else: | |
740 | return _LinuxDesktopEnvironment.UNITY | |
741 | elif xdg_current_desktop == 'Deepin': | |
742 | return _LinuxDesktopEnvironment.DEEPIN | |
743 | elif xdg_current_desktop == 'GNOME': | |
744 | return _LinuxDesktopEnvironment.GNOME | |
745 | elif xdg_current_desktop == 'X-Cinnamon': | |
746 | return _LinuxDesktopEnvironment.CINNAMON | |
747 | elif xdg_current_desktop == 'KDE': | |
748 | kde_version = env.get('KDE_SESSION_VERSION', None) | |
749 | if kde_version == '5': | |
750 | return _LinuxDesktopEnvironment.KDE5 | |
751 | elif kde_version == '6': | |
752 | return _LinuxDesktopEnvironment.KDE6 | |
753 | elif kde_version == '4': | |
754 | return _LinuxDesktopEnvironment.KDE4 | |
755 | else: | |
756 | logger.info(f'unknown KDE version: "{kde_version}". Assuming KDE4') | |
757 | return _LinuxDesktopEnvironment.KDE4 | |
758 | elif xdg_current_desktop == 'Pantheon': | |
759 | return _LinuxDesktopEnvironment.PANTHEON | |
760 | elif xdg_current_desktop == 'XFCE': | |
761 | return _LinuxDesktopEnvironment.XFCE | |
762 | elif xdg_current_desktop == 'UKUI': | |
763 | return _LinuxDesktopEnvironment.UKUI | |
764 | elif xdg_current_desktop == 'LXQt': | |
765 | return _LinuxDesktopEnvironment.LXQT | |
766 | else: | |
767 | logger.info(f'XDG_CURRENT_DESKTOP is set to an unknown value: "{xdg_current_desktop}"') | |
768 | ||
769 | elif desktop_session is not None: | |
770 | if desktop_session == 'deepin': | |
771 | return _LinuxDesktopEnvironment.DEEPIN | |
772 | elif desktop_session in ('mate', 'gnome'): | |
773 | return _LinuxDesktopEnvironment.GNOME | |
774 | elif desktop_session in ('kde4', 'kde-plasma'): | |
775 | return _LinuxDesktopEnvironment.KDE4 | |
776 | elif desktop_session == 'kde': | |
777 | if 'KDE_SESSION_VERSION' in env: | |
778 | return _LinuxDesktopEnvironment.KDE4 | |
779 | else: | |
780 | return _LinuxDesktopEnvironment.KDE3 | |
781 | elif 'xfce' in desktop_session or desktop_session == 'xubuntu': | |
782 | return _LinuxDesktopEnvironment.XFCE | |
783 | elif desktop_session == 'ukui': | |
784 | return _LinuxDesktopEnvironment.UKUI | |
785 | else: | |
786 | logger.info(f'DESKTOP_SESSION is set to an unknown value: "{desktop_session}"') | |
787 | ||
788 | else: | |
789 | if 'GNOME_DESKTOP_SESSION_ID' in env: | |
790 | return _LinuxDesktopEnvironment.GNOME | |
791 | elif 'KDE_FULL_SESSION' in env: | |
792 | if 'KDE_SESSION_VERSION' in env: | |
793 | return _LinuxDesktopEnvironment.KDE4 | |
794 | else: | |
795 | return _LinuxDesktopEnvironment.KDE3 | |
796 | return _LinuxDesktopEnvironment.OTHER | |
797 | ||
798 | ||
799 | def _choose_linux_keyring(logger): | |
800 | """ | |
801 | SelectBackend in [1] | |
802 | ||
803 | There is currently support for forcing chromium to use BASIC_TEXT by creating a file called | |
804 | `Disable Local Encryption` [1] in the user data dir. The function to write this file (`WriteBackendUse()` [1]) | |
805 | does not appear to be called anywhere other than in tests, so the user would have to create this file manually | |
806 | and so would be aware enough to tell yt-dlp to use the BASIC_TEXT keyring. | |
807 | ||
808 | References: | |
809 | - [1] https://chromium.googlesource.com/chromium/src/+/refs/heads/main/components/os_crypt/sync/key_storage_util_linux.cc | |
810 | """ | |
811 | desktop_environment = _get_linux_desktop_environment(os.environ, logger) | |
812 | logger.debug(f'detected desktop environment: {desktop_environment.name}') | |
813 | if desktop_environment == _LinuxDesktopEnvironment.KDE4: | |
814 | linux_keyring = _LinuxKeyring.KWALLET | |
815 | elif desktop_environment == _LinuxDesktopEnvironment.KDE5: | |
816 | linux_keyring = _LinuxKeyring.KWALLET5 | |
817 | elif desktop_environment == _LinuxDesktopEnvironment.KDE6: | |
818 | linux_keyring = _LinuxKeyring.KWALLET6 | |
819 | elif desktop_environment in ( | |
820 | _LinuxDesktopEnvironment.KDE3, _LinuxDesktopEnvironment.LXQT, _LinuxDesktopEnvironment.OTHER | |
821 | ): | |
822 | linux_keyring = _LinuxKeyring.BASICTEXT | |
823 | else: | |
824 | linux_keyring = _LinuxKeyring.GNOMEKEYRING | |
825 | return linux_keyring | |
826 | ||
827 | ||
828 | def _get_kwallet_network_wallet(keyring, logger): | |
829 | """ The name of the wallet used to store network passwords. | |
830 | ||
831 | https://chromium.googlesource.com/chromium/src/+/refs/heads/main/components/os_crypt/sync/kwallet_dbus.cc | |
832 | KWalletDBus::NetworkWallet | |
833 | which does a dbus call to the following function: | |
834 | https://api.kde.org/frameworks/kwallet/html/classKWallet_1_1Wallet.html | |
835 | Wallet::NetworkWallet | |
836 | """ | |
837 | default_wallet = 'kdewallet' | |
838 | try: | |
839 | if keyring == _LinuxKeyring.KWALLET: | |
840 | service_name = 'org.kde.kwalletd' | |
841 | wallet_path = '/modules/kwalletd' | |
842 | elif keyring == _LinuxKeyring.KWALLET5: | |
843 | service_name = 'org.kde.kwalletd5' | |
844 | wallet_path = '/modules/kwalletd5' | |
845 | elif keyring == _LinuxKeyring.KWALLET6: | |
846 | service_name = 'org.kde.kwalletd6' | |
847 | wallet_path = '/modules/kwalletd6' | |
848 | else: | |
849 | raise ValueError(keyring) | |
850 | ||
851 | stdout, _, returncode = Popen.run([ | |
852 | 'dbus-send', '--session', '--print-reply=literal', | |
853 | f'--dest={service_name}', | |
854 | wallet_path, | |
855 | 'org.kde.KWallet.networkWallet' | |
856 | ], text=True, stdout=subprocess.PIPE, stderr=subprocess.DEVNULL) | |
857 | ||
858 | if returncode: | |
859 | logger.warning('failed to read NetworkWallet') | |
860 | return default_wallet | |
861 | else: | |
862 | logger.debug(f'NetworkWallet = "{stdout.strip()}"') | |
863 | return stdout.strip() | |
864 | except Exception as e: | |
865 | logger.warning(f'exception while obtaining NetworkWallet: {e}') | |
866 | return default_wallet | |
867 | ||
868 | ||
869 | def _get_kwallet_password(browser_keyring_name, keyring, logger): | |
870 | logger.debug(f'using kwallet-query to obtain password from {keyring.name}') | |
871 | ||
872 | if shutil.which('kwallet-query') is None: | |
873 | logger.error('kwallet-query command not found. KWallet and kwallet-query ' | |
874 | 'must be installed to read from KWallet. kwallet-query should be' | |
875 | 'included in the kwallet package for your distribution') | |
876 | return b'' | |
877 | ||
878 | network_wallet = _get_kwallet_network_wallet(keyring, logger) | |
879 | ||
880 | try: | |
881 | stdout, _, returncode = Popen.run([ | |
882 | 'kwallet-query', | |
883 | '--read-password', f'{browser_keyring_name} Safe Storage', | |
884 | '--folder', f'{browser_keyring_name} Keys', | |
885 | network_wallet | |
886 | ], stdout=subprocess.PIPE, stderr=subprocess.DEVNULL) | |
887 | ||
888 | if returncode: | |
889 | logger.error(f'kwallet-query failed with return code {returncode}. ' | |
890 | 'Please consult the kwallet-query man page for details') | |
891 | return b'' | |
892 | else: | |
893 | if stdout.lower().startswith(b'failed to read'): | |
894 | logger.debug('failed to read password from kwallet. Using empty string instead') | |
895 | # this sometimes occurs in KDE because chrome does not check hasEntry and instead | |
896 | # just tries to read the value (which kwallet returns "") whereas kwallet-query | |
897 | # checks hasEntry. To verify this: | |
898 | # dbus-monitor "interface='org.kde.KWallet'" "type=method_return" | |
899 | # while starting chrome. | |
900 | # this was identified as a bug later and fixed in | |
901 | # https://chromium.googlesource.com/chromium/src/+/bbd54702284caca1f92d656fdcadf2ccca6f4165%5E%21/#F0 | |
902 | # https://chromium.googlesource.com/chromium/src/+/5463af3c39d7f5b6d11db7fbd51e38cc1974d764 | |
903 | return b'' | |
904 | else: | |
905 | logger.debug('password found') | |
906 | return stdout.rstrip(b'\n') | |
907 | except Exception as e: | |
908 | logger.warning(f'exception running kwallet-query: {error_to_str(e)}') | |
909 | return b'' | |
910 | ||
911 | ||
912 | def _get_gnome_keyring_password(browser_keyring_name, logger): | |
913 | if not secretstorage: | |
914 | logger.error(f'secretstorage not available {_SECRETSTORAGE_UNAVAILABLE_REASON}') | |
915 | return b'' | |
916 | # the Gnome keyring does not seem to organise keys in the same way as KWallet, | |
917 | # using `dbus-monitor` during startup, it can be observed that chromium lists all keys | |
918 | # and presumably searches for its key in the list. It appears that we must do the same. | |
919 | # https://github.com/jaraco/keyring/issues/556 | |
920 | with contextlib.closing(secretstorage.dbus_init()) as con: | |
921 | col = secretstorage.get_default_collection(con) | |
922 | for item in col.get_all_items(): | |
923 | if item.get_label() == f'{browser_keyring_name} Safe Storage': | |
924 | return item.get_secret() | |
925 | else: | |
926 | logger.error('failed to read from keyring') | |
927 | return b'' | |
928 | ||
929 | ||
930 | def _get_linux_keyring_password(browser_keyring_name, keyring, logger): | |
931 | # note: chrome/chromium can be run with the following flags to determine which keyring backend | |
932 | # it has chosen to use | |
933 | # chromium --enable-logging=stderr --v=1 2>&1 | grep key_storage_ | |
934 | # Chromium supports a flag: --password-store=<basic|gnome|kwallet> so the automatic detection | |
935 | # will not be sufficient in all cases. | |
936 | ||
937 | keyring = _LinuxKeyring[keyring] if keyring else _choose_linux_keyring(logger) | |
938 | logger.debug(f'Chosen keyring: {keyring.name}') | |
939 | ||
940 | if keyring in (_LinuxKeyring.KWALLET, _LinuxKeyring.KWALLET5, _LinuxKeyring.KWALLET6): | |
941 | return _get_kwallet_password(browser_keyring_name, keyring, logger) | |
942 | elif keyring == _LinuxKeyring.GNOMEKEYRING: | |
943 | return _get_gnome_keyring_password(browser_keyring_name, logger) | |
944 | elif keyring == _LinuxKeyring.BASICTEXT: | |
945 | # when basic text is chosen, all cookies are stored as v10 (so no keyring password is required) | |
946 | return None | |
947 | assert False, f'Unknown keyring {keyring}' | |
948 | ||
949 | ||
950 | def _get_mac_keyring_password(browser_keyring_name, logger): | |
951 | logger.debug('using find-generic-password to obtain password from OSX keychain') | |
952 | try: | |
953 | stdout, _, returncode = Popen.run( | |
954 | ['security', 'find-generic-password', | |
955 | '-w', # write password to stdout | |
956 | '-a', browser_keyring_name, # match 'account' | |
957 | '-s', f'{browser_keyring_name} Safe Storage'], # match 'service' | |
958 | stdout=subprocess.PIPE, stderr=subprocess.DEVNULL) | |
959 | if returncode: | |
960 | logger.warning('find-generic-password failed') | |
961 | return None | |
962 | return stdout.rstrip(b'\n') | |
963 | except Exception as e: | |
964 | logger.warning(f'exception running find-generic-password: {error_to_str(e)}') | |
965 | return None | |
966 | ||
967 | ||
968 | def _get_windows_v10_key(browser_root, logger): | |
969 | """ | |
970 | References: | |
971 | - [1] https://chromium.googlesource.com/chromium/src/+/refs/heads/main/components/os_crypt/sync/os_crypt_win.cc | |
972 | """ | |
973 | path = _newest(_find_files(browser_root, 'Local State', logger)) | |
974 | if path is None: | |
975 | logger.error('could not find local state file') | |
976 | return None | |
977 | logger.debug(f'Found local state file at "{path}"') | |
978 | with open(path, encoding='utf8') as f: | |
979 | data = json.load(f) | |
980 | try: | |
981 | # kOsCryptEncryptedKeyPrefName in [1] | |
982 | base64_key = data['os_crypt']['encrypted_key'] | |
983 | except KeyError: | |
984 | logger.error('no encrypted key in Local State') | |
985 | return None | |
986 | encrypted_key = base64.b64decode(base64_key) | |
987 | # kDPAPIKeyPrefix in [1] | |
988 | prefix = b'DPAPI' | |
989 | if not encrypted_key.startswith(prefix): | |
990 | logger.error('invalid key') | |
991 | return None | |
992 | return _decrypt_windows_dpapi(encrypted_key[len(prefix):], logger) | |
993 | ||
994 | ||
995 | def pbkdf2_sha1(password, salt, iterations, key_length): | |
996 | return pbkdf2_hmac('sha1', password, salt, iterations, key_length) | |
997 | ||
998 | ||
999 | def _decrypt_aes_cbc_multi(ciphertext, keys, logger, initialization_vector=b' ' * 16): | |
1000 | for key in keys: | |
1001 | plaintext = unpad_pkcs7(aes_cbc_decrypt_bytes(ciphertext, key, initialization_vector)) | |
1002 | try: | |
1003 | return plaintext.decode() | |
1004 | except UnicodeDecodeError: | |
1005 | pass | |
1006 | logger.warning('failed to decrypt cookie (AES-CBC) because UTF-8 decoding failed. Possibly the key is wrong?', only_once=True) | |
1007 | return None | |
1008 | ||
1009 | ||
1010 | def _decrypt_aes_gcm(ciphertext, key, nonce, authentication_tag, logger): | |
1011 | try: | |
1012 | plaintext = aes_gcm_decrypt_and_verify_bytes(ciphertext, key, authentication_tag, nonce) | |
1013 | except ValueError: | |
1014 | logger.warning('failed to decrypt cookie (AES-GCM) because the MAC check failed. Possibly the key is wrong?', only_once=True) | |
1015 | return None | |
1016 | ||
1017 | try: | |
1018 | return plaintext.decode() | |
1019 | except UnicodeDecodeError: | |
1020 | logger.warning('failed to decrypt cookie (AES-GCM) because UTF-8 decoding failed. Possibly the key is wrong?', only_once=True) | |
1021 | return None | |
1022 | ||
1023 | ||
1024 | def _decrypt_windows_dpapi(ciphertext, logger): | |
1025 | """ | |
1026 | References: | |
1027 | - https://docs.microsoft.com/en-us/windows/win32/api/dpapi/nf-dpapi-cryptunprotectdata | |
1028 | """ | |
1029 | ||
1030 | import ctypes | |
1031 | import ctypes.wintypes | |
1032 | ||
1033 | class DATA_BLOB(ctypes.Structure): | |
1034 | _fields_ = [('cbData', ctypes.wintypes.DWORD), | |
1035 | ('pbData', ctypes.POINTER(ctypes.c_char))] | |
1036 | ||
1037 | buffer = ctypes.create_string_buffer(ciphertext) | |
1038 | blob_in = DATA_BLOB(ctypes.sizeof(buffer), buffer) | |
1039 | blob_out = DATA_BLOB() | |
1040 | ret = ctypes.windll.crypt32.CryptUnprotectData( | |
1041 | ctypes.byref(blob_in), # pDataIn | |
1042 | None, # ppszDataDescr: human readable description of pDataIn | |
1043 | None, # pOptionalEntropy: salt? | |
1044 | None, # pvReserved: must be NULL | |
1045 | None, # pPromptStruct: information about prompts to display | |
1046 | 0, # dwFlags | |
1047 | ctypes.byref(blob_out) # pDataOut | |
1048 | ) | |
1049 | if not ret: | |
1050 | logger.warning('failed to decrypt with DPAPI', only_once=True) | |
1051 | return None | |
1052 | ||
1053 | result = ctypes.string_at(blob_out.pbData, blob_out.cbData) | |
1054 | ctypes.windll.kernel32.LocalFree(blob_out.pbData) | |
1055 | return result | |
1056 | ||
1057 | ||
1058 | def _config_home(): | |
1059 | return os.environ.get('XDG_CONFIG_HOME', os.path.expanduser('~/.config')) | |
1060 | ||
1061 | ||
1062 | def _open_database_copy(database_path, tmpdir): | |
1063 | # cannot open sqlite databases if they are already in use (e.g. by the browser) | |
1064 | database_copy_path = os.path.join(tmpdir, 'temporary.sqlite') | |
1065 | shutil.copy(database_path, database_copy_path) | |
1066 | conn = sqlite3.connect(database_copy_path) | |
1067 | return conn.cursor() | |
1068 | ||
1069 | ||
1070 | def _get_column_names(cursor, table_name): | |
1071 | table_info = cursor.execute(f'PRAGMA table_info({table_name})').fetchall() | |
1072 | return [row[1].decode() for row in table_info] | |
1073 | ||
1074 | ||
1075 | def _newest(files): | |
1076 | return max(files, key=lambda path: os.lstat(path).st_mtime, default=None) | |
1077 | ||
1078 | ||
1079 | def _find_files(root, filename, logger): | |
1080 | # if there are multiple browser profiles, take the most recently used one | |
1081 | i = 0 | |
1082 | with _create_progress_bar(logger) as progress_bar: | |
1083 | for curr_root, _, files in os.walk(root): | |
1084 | for file in files: | |
1085 | i += 1 | |
1086 | progress_bar.print(f'Searching for "{filename}": {i: 6d} files searched') | |
1087 | if file == filename: | |
1088 | yield os.path.join(curr_root, file) | |
1089 | ||
1090 | ||
1091 | def _merge_cookie_jars(jars): | |
1092 | output_jar = YoutubeDLCookieJar() | |
1093 | for jar in jars: | |
1094 | for cookie in jar: | |
1095 | output_jar.set_cookie(cookie) | |
1096 | if jar.filename is not None: | |
1097 | output_jar.filename = jar.filename | |
1098 | return output_jar | |
1099 | ||
1100 | ||
1101 | def _is_path(value): | |
1102 | return any(sep in value for sep in (os.path.sep, os.path.altsep) if sep) | |
1103 | ||
1104 | ||
1105 | def _parse_browser_specification(browser_name, profile=None, keyring=None, container=None): | |
1106 | if browser_name not in SUPPORTED_BROWSERS: | |
1107 | raise ValueError(f'unsupported browser: "{browser_name}"') | |
1108 | if keyring not in (None, *SUPPORTED_KEYRINGS): | |
1109 | raise ValueError(f'unsupported keyring: "{keyring}"') | |
1110 | if profile is not None and _is_path(expand_path(profile)): | |
1111 | profile = expand_path(profile) | |
1112 | return browser_name, profile, keyring, container | |
1113 | ||
1114 | ||
1115 | class LenientSimpleCookie(http.cookies.SimpleCookie): | |
1116 | """More lenient version of http.cookies.SimpleCookie""" | |
1117 | # From https://github.com/python/cpython/blob/v3.10.7/Lib/http/cookies.py | |
1118 | # We use Morsel's legal key chars to avoid errors on setting values | |
1119 | _LEGAL_KEY_CHARS = r'\w\d' + re.escape('!#$%&\'*+-.:^_`|~') | |
1120 | _LEGAL_VALUE_CHARS = _LEGAL_KEY_CHARS + re.escape('(),/<=>?@[]{}') | |
1121 | ||
1122 | _RESERVED = { | |
1123 | "expires", | |
1124 | "path", | |
1125 | "comment", | |
1126 | "domain", | |
1127 | "max-age", | |
1128 | "secure", | |
1129 | "httponly", | |
1130 | "version", | |
1131 | "samesite", | |
1132 | } | |
1133 | ||
1134 | _FLAGS = {"secure", "httponly"} | |
1135 | ||
1136 | # Added 'bad' group to catch the remaining value | |
1137 | _COOKIE_PATTERN = re.compile(r""" | |
1138 | \s* # Optional whitespace at start of cookie | |
1139 | (?P<key> # Start of group 'key' | |
1140 | [""" + _LEGAL_KEY_CHARS + r"""]+?# Any word of at least one letter | |
1141 | ) # End of group 'key' | |
1142 | ( # Optional group: there may not be a value. | |
1143 | \s*=\s* # Equal Sign | |
1144 | ( # Start of potential value | |
1145 | (?P<val> # Start of group 'val' | |
1146 | "(?:[^\\"]|\\.)*" # Any doublequoted string | |
1147 | | # or | |
1148 | \w{3},\s[\w\d\s-]{9,11}\s[\d:]{8}\sGMT # Special case for "expires" attr | |
1149 | | # or | |
1150 | [""" + _LEGAL_VALUE_CHARS + r"""]* # Any word or empty string | |
1151 | ) # End of group 'val' | |
1152 | | # or | |
1153 | (?P<bad>(?:\\;|[^;])*?) # 'bad' group fallback for invalid values | |
1154 | ) # End of potential value | |
1155 | )? # End of optional value group | |
1156 | \s* # Any number of spaces. | |
1157 | (\s+|;|$) # Ending either at space, semicolon, or EOS. | |
1158 | """, re.ASCII | re.VERBOSE) | |
1159 | ||
1160 | def load(self, data): | |
1161 | # Workaround for https://github.com/yt-dlp/yt-dlp/issues/4776 | |
1162 | if not isinstance(data, str): | |
1163 | return super().load(data) | |
1164 | ||
1165 | morsel = None | |
1166 | for match in self._COOKIE_PATTERN.finditer(data): | |
1167 | if match.group('bad'): | |
1168 | morsel = None | |
1169 | continue | |
1170 | ||
1171 | key, value = match.group('key', 'val') | |
1172 | ||
1173 | is_attribute = False | |
1174 | if key.startswith('$'): | |
1175 | key = key[1:] | |
1176 | is_attribute = True | |
1177 | ||
1178 | lower_key = key.lower() | |
1179 | if lower_key in self._RESERVED: | |
1180 | if morsel is None: | |
1181 | continue | |
1182 | ||
1183 | if value is None: | |
1184 | if lower_key not in self._FLAGS: | |
1185 | morsel = None | |
1186 | continue | |
1187 | value = True | |
1188 | else: | |
1189 | value, _ = self.value_decode(value) | |
1190 | ||
1191 | morsel[key] = value | |
1192 | ||
1193 | elif is_attribute: | |
1194 | morsel = None | |
1195 | ||
1196 | elif value is not None: | |
1197 | morsel = self.get(key, http.cookies.Morsel()) | |
1198 | real_value, coded_value = self.value_decode(value) | |
1199 | morsel.set(key, real_value, coded_value) | |
1200 | self[key] = morsel | |
1201 | ||
1202 | else: | |
1203 | morsel = None | |
1204 | ||
1205 | ||
1206 | class YoutubeDLCookieJar(http.cookiejar.MozillaCookieJar): | |
1207 | """ | |
1208 | See [1] for cookie file format. | |
1209 | ||
1210 | 1. https://curl.haxx.se/docs/http-cookies.html | |
1211 | """ | |
1212 | _HTTPONLY_PREFIX = '#HttpOnly_' | |
1213 | _ENTRY_LEN = 7 | |
1214 | _HEADER = '''# Netscape HTTP Cookie File | |
1215 | # This file is generated by yt-dlp. Do not edit. | |
1216 | ||
1217 | ''' | |
1218 | _CookieFileEntry = collections.namedtuple( | |
1219 | 'CookieFileEntry', | |
1220 | ('domain_name', 'include_subdomains', 'path', 'https_only', 'expires_at', 'name', 'value')) | |
1221 | ||
1222 | def __init__(self, filename=None, *args, **kwargs): | |
1223 | super().__init__(None, *args, **kwargs) | |
1224 | if is_path_like(filename): | |
1225 | filename = os.fspath(filename) | |
1226 | self.filename = filename | |
1227 | ||
1228 | @staticmethod | |
1229 | def _true_or_false(cndn): | |
1230 | return 'TRUE' if cndn else 'FALSE' | |
1231 | ||
1232 | @contextlib.contextmanager | |
1233 | def open(self, file, *, write=False): | |
1234 | if is_path_like(file): | |
1235 | with open(file, 'w' if write else 'r', encoding='utf-8') as f: | |
1236 | yield f | |
1237 | else: | |
1238 | if write: | |
1239 | file.truncate(0) | |
1240 | yield file | |
1241 | ||
1242 | def _really_save(self, f, ignore_discard, ignore_expires): | |
1243 | now = time.time() | |
1244 | for cookie in self: | |
1245 | if (not ignore_discard and cookie.discard | |
1246 | or not ignore_expires and cookie.is_expired(now)): | |
1247 | continue | |
1248 | name, value = cookie.name, cookie.value | |
1249 | if value is None: | |
1250 | # cookies.txt regards 'Set-Cookie: foo' as a cookie | |
1251 | # with no name, whereas http.cookiejar regards it as a | |
1252 | # cookie with no value. | |
1253 | name, value = '', name | |
1254 | f.write('%s\n' % '\t'.join(( | |
1255 | cookie.domain, | |
1256 | self._true_or_false(cookie.domain.startswith('.')), | |
1257 | cookie.path, | |
1258 | self._true_or_false(cookie.secure), | |
1259 | str_or_none(cookie.expires, default=''), | |
1260 | name, value | |
1261 | ))) | |
1262 | ||
1263 | def save(self, filename=None, ignore_discard=True, ignore_expires=True): | |
1264 | """ | |
1265 | Save cookies to a file. | |
1266 | Code is taken from CPython 3.6 | |
1267 | https://github.com/python/cpython/blob/8d999cbf4adea053be6dbb612b9844635c4dfb8e/Lib/http/cookiejar.py#L2091-L2117 """ | |
1268 | ||
1269 | if filename is None: | |
1270 | if self.filename is not None: | |
1271 | filename = self.filename | |
1272 | else: | |
1273 | raise ValueError(http.cookiejar.MISSING_FILENAME_TEXT) | |
1274 | ||
1275 | # Store session cookies with `expires` set to 0 instead of an empty string | |
1276 | for cookie in self: | |
1277 | if cookie.expires is None: | |
1278 | cookie.expires = 0 | |
1279 | ||
1280 | with self.open(filename, write=True) as f: | |
1281 | f.write(self._HEADER) | |
1282 | self._really_save(f, ignore_discard, ignore_expires) | |
1283 | ||
1284 | def load(self, filename=None, ignore_discard=True, ignore_expires=True): | |
1285 | """Load cookies from a file.""" | |
1286 | if filename is None: | |
1287 | if self.filename is not None: | |
1288 | filename = self.filename | |
1289 | else: | |
1290 | raise ValueError(http.cookiejar.MISSING_FILENAME_TEXT) | |
1291 | ||
1292 | def prepare_line(line): | |
1293 | if line.startswith(self._HTTPONLY_PREFIX): | |
1294 | line = line[len(self._HTTPONLY_PREFIX):] | |
1295 | # comments and empty lines are fine | |
1296 | if line.startswith('#') or not line.strip(): | |
1297 | return line | |
1298 | cookie_list = line.split('\t') | |
1299 | if len(cookie_list) != self._ENTRY_LEN: | |
1300 | raise http.cookiejar.LoadError('invalid length %d' % len(cookie_list)) | |
1301 | cookie = self._CookieFileEntry(*cookie_list) | |
1302 | if cookie.expires_at and not cookie.expires_at.isdigit(): | |
1303 | raise http.cookiejar.LoadError('invalid expires at %s' % cookie.expires_at) | |
1304 | return line | |
1305 | ||
1306 | cf = io.StringIO() | |
1307 | with self.open(filename) as f: | |
1308 | for line in f: | |
1309 | try: | |
1310 | cf.write(prepare_line(line)) | |
1311 | except http.cookiejar.LoadError as e: | |
1312 | if f'{line.strip()} '[0] in '[{"': | |
1313 | raise http.cookiejar.LoadError( | |
1314 | 'Cookies file must be Netscape formatted, not JSON. See ' | |
1315 | 'https://github.com/yt-dlp/yt-dlp/wiki/FAQ#how-do-i-pass-cookies-to-yt-dlp') | |
1316 | write_string(f'WARNING: skipping cookie file entry due to {e}: {line!r}\n') | |
1317 | continue | |
1318 | cf.seek(0) | |
1319 | self._really_load(cf, filename, ignore_discard, ignore_expires) | |
1320 | # Session cookies are denoted by either `expires` field set to | |
1321 | # an empty string or 0. MozillaCookieJar only recognizes the former | |
1322 | # (see [1]). So we need force the latter to be recognized as session | |
1323 | # cookies on our own. | |
1324 | # Session cookies may be important for cookies-based authentication, | |
1325 | # e.g. usually, when user does not check 'Remember me' check box while | |
1326 | # logging in on a site, some important cookies are stored as session | |
1327 | # cookies so that not recognizing them will result in failed login. | |
1328 | # 1. https://bugs.python.org/issue17164 | |
1329 | for cookie in self: | |
1330 | # Treat `expires=0` cookies as session cookies | |
1331 | if cookie.expires == 0: | |
1332 | cookie.expires = None | |
1333 | cookie.discard = True | |
1334 | ||
1335 | def get_cookie_header(self, url): | |
1336 | """Generate a Cookie HTTP header for a given url""" | |
1337 | cookie_req = urllib.request.Request(normalize_url(sanitize_url(url))) | |
1338 | self.add_cookie_header(cookie_req) | |
1339 | return cookie_req.get_header('Cookie') | |
1340 | ||
1341 | def get_cookies_for_url(self, url): | |
1342 | """Generate a list of Cookie objects for a given url""" | |
1343 | # Policy `_now` attribute must be set before calling `_cookies_for_request` | |
1344 | # Ref: https://github.com/python/cpython/blob/3.7/Lib/http/cookiejar.py#L1360 | |
1345 | self._policy._now = self._now = int(time.time()) | |
1346 | return self._cookies_for_request(urllib.request.Request(normalize_url(sanitize_url(url)))) | |
1347 | ||
1348 | def clear(self, *args, **kwargs): | |
1349 | with contextlib.suppress(KeyError): | |
1350 | return super().clear(*args, **kwargs) |