5 from zipimport import zipimporter
8 from .version import __version__
10 def rsa_verify(message, signature, key):
11 from struct import pack
12 from hashlib import sha256
13 from sys import version_info
15 if version_info[0] == 2: return x
16 else: return x.encode('latin1')
17 assert(type(message) == type(b('')))
23 signature = pow(int(signature, 16), key[1], key[0])
26 raw_bytes.insert(0, pack("B", signature & 0xFF))
28 signature = (block_size - len(raw_bytes)) * b('\x00') + b('').join(raw_bytes)
29 if signature[0:2] != b('\x00\x01'): return False
30 signature = signature[2:]
31 if not b('\x00') in signature: return False
32 signature = signature[signature.index(b('\x00'))+1:]
33 if not signature.startswith(b('\x30\x31\x30\x0D\x06\x09\x60\x86\x48\x01\x65\x03\x04\x02\x01\x05\x00\x04\x20')): return False
34 signature = signature[19:]
35 if signature != sha256(message).digest(): return False
38 def update_self(to_screen, verbose):
39 """Update the program file with the latest version from the repository"""
41 UPDATE_URL = "http://rg3.github.io/youtube-dl/update/"
42 VERSION_URL = UPDATE_URL + 'LATEST_VERSION'
43 JSON_URL = UPDATE_URL + 'versions.json'
44 UPDATES_RSA_KEY = (0x9d60ee4d8f805312fdb15a62f87b95bd66177b91df176765d13514a0f1754bcd2057295c5b6f1d35daa6742c3ffc9a82d3e118861c207995a8031e151d863c9927e304576bc80692bc8e094896fcf11b66f3e29e04e3a71e9a11558558acea1840aec37fc396fb6b65dc81a1c4144e03bd1c011de62e3f1357b327d08426fe93, 65537)
46 if not isinstance(globals().get('__loader__'), zipimporter) and not hasattr(sys, "frozen"):
47 to_screen(u'It looks like you installed youtube-dl with a package manager, pip, setup.py or a tarball. Please use that to update.')
50 # Check if there is a new version
52 newversion = compat_urllib_request.urlopen(VERSION_URL).read().decode('utf-8').strip()
54 if verbose: to_screen(compat_str(traceback.format_exc()))
55 to_screen(u'ERROR: can\'t find the current version. Please try again later.')
57 if newversion == __version__:
58 to_screen(u'youtube-dl is up-to-date (' + __version__ + ')')
61 # Download and check versions info
63 versions_info = compat_urllib_request.urlopen(JSON_URL).read().decode('utf-8')
64 versions_info = json.loads(versions_info)
66 if verbose: to_screen(compat_str(traceback.format_exc()))
67 to_screen(u'ERROR: can\'t obtain versions info. Please try again later.')
69 if not 'signature' in versions_info:
70 to_screen(u'ERROR: the versions file is not signed or corrupted. Aborting.')
72 signature = versions_info['signature']
73 del versions_info['signature']
74 if not rsa_verify(json.dumps(versions_info, sort_keys=True).encode('utf-8'), signature, UPDATES_RSA_KEY):
75 to_screen(u'ERROR: the versions file signature is invalid. Aborting.')
78 to_screen(u'Updating to version ' + versions_info['latest'] + '...')
79 version = versions_info['versions'][versions_info['latest']]
81 print_notes(to_screen, versions_info['versions'])
83 filename = sys.argv[0]
84 # Py2EXE: Filename could be different
85 if hasattr(sys, "frozen") and not os.path.isfile(filename):
86 if os.path.isfile(filename + u'.exe'):
89 if not os.access(filename, os.W_OK):
90 to_screen(u'ERROR: no write permissions on %s' % filename)
94 if hasattr(sys, "frozen"):
95 exe = os.path.abspath(filename)
96 directory = os.path.dirname(exe)
97 if not os.access(directory, os.W_OK):
98 to_screen(u'ERROR: no write permissions on %s' % directory)
102 urlh = compat_urllib_request.urlopen(version['exe'][0])
103 newcontent = urlh.read()
105 except (IOError, OSError) as err:
106 if verbose: to_screen(compat_str(traceback.format_exc()))
107 to_screen(u'ERROR: unable to download latest version')
110 newcontent_hash = hashlib.sha256(newcontent).hexdigest()
111 if newcontent_hash != version['exe'][1]:
112 to_screen(u'ERROR: the downloaded file hash does not match. Aborting.')
116 with open(exe + '.new', 'wb') as outf:
117 outf.write(newcontent)
118 except (IOError, OSError) as err:
119 if verbose: to_screen(compat_str(traceback.format_exc()))
120 to_screen(u'ERROR: unable to write the new version')
124 bat = os.path.join(directory, 'youtube-dl-updater.bat')
127 echo Updating youtube-dl...
128 ping 127.0.0.1 -n 5 -w 1000 > NUL
129 move /Y "%s.new" "%s"
131 \n""" %(exe, exe, bat))
135 except (IOError, OSError) as err:
136 if verbose: to_screen(compat_str(traceback.format_exc()))
137 to_screen(u'ERROR: unable to overwrite current version')
141 elif isinstance(globals().get('__loader__'), zipimporter):
143 urlh = compat_urllib_request.urlopen(version['bin'][0])
144 newcontent = urlh.read()
146 except (IOError, OSError) as err:
147 if verbose: to_screen(compat_str(traceback.format_exc()))
148 to_screen(u'ERROR: unable to download latest version')
151 newcontent_hash = hashlib.sha256(newcontent).hexdigest()
152 if newcontent_hash != version['bin'][1]:
153 to_screen(u'ERROR: the downloaded file hash does not match. Aborting.')
157 with open(filename, 'wb') as outf:
158 outf.write(newcontent)
159 except (IOError, OSError) as err:
160 if verbose: to_screen(compat_str(traceback.format_exc()))
161 to_screen(u'ERROR: unable to overwrite current version')
164 to_screen(u'Updated youtube-dl. Restart youtube-dl to use the new version.')
166 def get_notes(versions, fromVersion):
168 for v,vdata in sorted(versions.items()):
170 notes.extend(vdata.get('notes', []))
173 def print_notes(to_screen, versions, fromVersion=__version__):
174 notes = get_notes(versions, fromVersion)
176 to_screen(u'PLEASE NOTE:')