From e00eb564e921b609c94f87d7db7ad7f709b704f0 Mon Sep 17 00:00:00 2001 From: =?utf8?q?Sergey=20M=E2=80=A4?= Date: Sat, 6 May 2017 23:58:47 +0700 Subject: [PATCH] [youtube] Fix authentication (closes #12927) --- youtube_dl/extractor/youtube.py | 136 +++++++++++++++++--------------- 1 file changed, 74 insertions(+), 62 deletions(-) diff --git a/youtube_dl/extractor/youtube.py b/youtube_dl/extractor/youtube.py index ec12e313c..c2e06c3a6 100644 --- a/youtube_dl/extractor/youtube.py +++ b/youtube_dl/extractor/youtube.py @@ -37,8 +37,7 @@ from ..utils import ( parse_codecs, parse_duration, remove_quotes, - remove_start, - sanitized_Request, + # remove_start, smuggle_url, str_to_int, try_get, @@ -54,7 +53,16 @@ class YoutubeBaseInfoExtractor(InfoExtractor): """Provide base functions for Youtube extractors""" _LOGIN_URL = 'https://accounts.google.com/ServiceLogin' _TWOFACTOR_URL = 'https://accounts.google.com/signin/challenge' - _PASSWORD_CHALLENGE_URL = 'https://accounts.google.com/signin/challenge/sl/password' + + _LOOKUP_URL = 'https://accounts.google.com/_/signin/sl/lookup' + _LOOKUP_REQ_TEMPLATE = '["{0}",null,[],null,"US",null,null,2,false,true,[null,null,[2,1,null,1,"https://accounts.google.com/ServiceLogin?passive=true&continue=https%3A%2F%2Fwww.youtube.com%2Fsignin%3Fnext%3D%252F%26action_handle_signin%3Dtrue%26hl%3Den%26app%3Ddesktop%26feature%3Dsign_in_button&hl=en&service=youtube&uilel=3&requestPath=%2FServiceLogin&Page=PasswordSeparationSignIn",null,[],4],1,[null,null,[]],null,null,null,true],"{0}"]' + + _PASSWORD_CHALLENGE_URL = 'https://accounts.google.com/_/signin/sl/challenge' + _PASSWORD_CHALLENGE_REQ_TEMPLATE = '["{0}",null,1,null,[1,null,null,null,["{1}",null,true]],[null,null,[2,1,null,1,"https://accounts.google.com/ServiceLogin?passive=true&continue=https%3A%2F%2Fwww.youtube.com%2Fsignin%3Fnext%3D%252F%26action_handle_signin%3Dtrue%26hl%3Den%26app%3Ddesktop%26feature%3Dsign_in_button&hl=en&service=youtube&uilel=3&requestPath=%2FServiceLogin&Page=PasswordSeparationSignIn",null,[],4],1,[null,null,[]],null,null,null,true]]' + + _TFA_URL = 'https://accounts.google.com/_/signin/challenge' + _TFA_REQ_TEMPLATE = '["{0}",null,2,null,[9,null,null,null,null,null,null,null,[null,"{1}",false,2]]]' + _NETRC_MACHINE = 'youtube' # If True it will raise an error if no login info is provided _LOGIN_REQUIRED = False @@ -96,72 +104,76 @@ class YoutubeBaseInfoExtractor(InfoExtractor): login_form = self._hidden_inputs(login_page) - login_form.update({ - 'checkConnection': 'youtube', - 'Email': username, - 'Passwd': password, - }) - - login_results = self._download_webpage( - self._PASSWORD_CHALLENGE_URL, None, - note='Logging in', errnote='unable to log in', fatal=False, - data=urlencode_postdata(login_form)) - if login_results is False: - return False - - error_msg = self._html_search_regex( - r'<[^>]+id="errormsg_0_Passwd"[^>]*>([^<]+)<', - login_results, 'error message', default=None) - if error_msg: - raise ExtractorError('Unable to login: %s' % error_msg, expected=True) - - if re.search(r'id="errormsg_0_Passwd"', login_results) is not None: - raise ExtractorError('Please use your account password and a two-factor code instead of an application-specific password.', expected=True) - - # Two-Factor - # TODO add SMS and phone call support - these require making a request and then prompting the user - - if re.search(r'(?i)]+id="challenge"', login_results) is not None: - tfa_code = self._get_tfa_info('2-step verification code') - - if not tfa_code: - self._downloader.report_warning( - 'Two-factor authentication required. Provide it either interactively or with --twofactor ' - '(Note that only TOTP (Google Authenticator App) codes work at this time.)') - return False - - tfa_code = remove_start(tfa_code, 'G-') - - tfa_form_strs = self._form_hidden_inputs('challenge', login_results) - - tfa_form_strs.update({ - 'Pin': tfa_code, - 'TrustDevice': 'on', + def req(url, f_req, note, errnote): + data = login_form.copy() + data.update({ + 'pstMsg': 1, + 'checkConnection': 'youtube', + 'checkedDomains': 'youtube', + 'hl': 'en', + 'deviceinfo': '[null,null,null,[],null,"US",null,null,[],"GlifWebSignIn",null,[null,null,[]]]', + 'f.req': f_req, + 'flowName': 'GlifWebSignIn', + 'flowEntry': 'ServiceLogin', }) + return self._download_json( + url, None, note=note, errnote=errnote, + transform_source=lambda s: re.sub(r'^[^[]*', '', s), + fatal=False, + data=urlencode_postdata(data), headers={ + 'Content-Type': 'application/x-www-form-urlencoded;charset=utf-8', + 'Google-Accounts-XSRF': 1, + }) - tfa_data = urlencode_postdata(tfa_form_strs) + lookup_results = req( + self._LOOKUP_URL, self._LOOKUP_REQ_TEMPLATE.format(username), + 'Looking up account info', 'Unable to look up account info') - tfa_req = sanitized_Request(self._TWOFACTOR_URL, tfa_data) - tfa_results = self._download_webpage( - tfa_req, None, - note='Submitting TFA code', errnote='unable to submit tfa', fatal=False) + if lookup_results is False: + return False - if tfa_results is False: - return False + user_hash = lookup_results[0][2] - if re.search(r'(?i)]+id="challenge"', tfa_results) is not None: - self._downloader.report_warning('Two-factor code expired or invalid. Please try again, or use a one-use backup code instead.') - return False - if re.search(r'(?i)]+id="gaia_loginform"', tfa_results) is not None: - self._downloader.report_warning('unable to log in - did the page structure change?') - return False - if re.search(r'smsauth-interstitial-reviewsettings', tfa_results) is not None: - self._downloader.report_warning('Your Google account has a security notice. Please log in on your web browser, resolve the notice, and try again.') - return False + password_challenge_results = req( + self._PASSWORD_CHALLENGE_URL, + self._PASSWORD_CHALLENGE_REQ_TEMPLATE.format(user_hash, password), + 'Logging in', 'Unable to log in')[0] - if re.search(r'(?i)]+id="gaia_loginform"', login_results) is not None: - self._downloader.report_warning('unable to log in: bad username or password') + if password_challenge_results is False: + return + + msg = password_challenge_results[5] + if msg is not None and isinstance(msg, list): + raise ExtractorError('Unable to login: %s' % msg[5], expected=True) + + password_challenge_results = password_challenge_results[-1] + + # tfa = password_challenge_results[0] + # if isinstance(tfa, list) and tfa[0][2] == 'TWO_STEP_VERIFICATION': + # tfa_code = self._get_tfa_info('2-step verification code') + # + # if not tfa_code: + # self._downloader.report_warning( + # 'Two-factor authentication required. Provide it either interactively or with --twofactor ' + # '(Note that only TOTP (Google Authenticator App) codes work at this time.)') + # return False + # + # tfa_code = remove_start(tfa_code, 'G-') + # print('tfa', tfa_code) + # tfa_results = req( + # self._TFA_URL, + # self._TFA_REQ_TEMPLATE.format(user_hash, tfa_code), + # 'Submitting TFA code', 'Unable to submit TFA code') + # + # TODO + + check_cookie_results = self._download_webpage( + password_challenge_results[2], None, 'Checking cookie') + + if '>Sign out<' not in check_cookie_results: + self._downloader.report_warning('Unable to log in') return False + return True def _real_initialize(self): -- 2.22.2