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4 Commits

Author SHA1 Message Date
Abdulmohsen 041db6b8ce
Merge d3aec35e5b into 64766459e3 2024-04-28 02:55:50 +05:30
Simon Sawicki 64766459e3
[core/windows] Improve shell quoting and tests (#9802)
Authored by: Grub4K
2024-04-27 10:37:26 +02:00
ArabCoders d3aec35e5b implemented requested changes 2024-03-16 22:16:11 +03:00
ArabCoders 395d2793aa Added method to download using already extracted info 2024-03-16 18:36:13 +03:00
3 changed files with 46 additions and 29 deletions

View File

@ -2059,7 +2059,22 @@ Line 1
assert extract_basic_auth('http://user:pass@foo.bar') == ('http://foo.bar', 'Basic dXNlcjpwYXNz')
@unittest.skipUnless(compat_os_name == 'nt', 'Only relevant on Windows')
def test_Popen_windows_escaping(self):
def test_windows_escaping(self):
tests = [
'test"&',
'%CMDCMDLINE:~-1%&',
'a\nb',
'"',
'\\',
'!',
'^!',
'a \\ b',
'a \\" b',
'a \\ b\\',
# We replace \r with \n
('a\r\ra', 'a\n\na'),
]
def run_shell(args):
stdout, stderr, error = Popen.run(
args, text=True, shell=True, stdout=subprocess.PIPE, stderr=subprocess.PIPE)
@ -2067,15 +2082,18 @@ Line 1
assert not error
return stdout
# Test escaping
assert run_shell(['echo', 'test"&']) == '"test""&"\n'
assert run_shell(['echo', '%CMDCMDLINE:~-1%&']) == '"%CMDCMDLINE:~-1%&"\n'
assert run_shell(['echo', 'a\nb']) == '"a"\n"b"\n'
assert run_shell(['echo', '"']) == '""""\n'
assert run_shell(['echo', '\\']) == '\\\n'
# Test if delayed expansion is disabled
assert run_shell(['echo', '^!']) == '"^!"\n'
assert run_shell('echo "^!"') == '"^!"\n'
for argument in tests:
if isinstance(argument, str):
expected = argument
else:
argument, expected = argument
args = [sys.executable, '-c', 'import sys; print(end=sys.argv[1])', argument, 'end']
assert run_shell(args) == expected
escaped = shell_quote(argument, shell=True)
args = f'{sys.executable} -c "import sys; print(end=sys.argv[1])" {escaped} end'
assert run_shell(args) == expected
if __name__ == '__main__':

View File

@ -3574,13 +3574,10 @@ class YoutubeDL:
return self._download_retcode
def download_with_info_file(self, info_filename):
with contextlib.closing(fileinput.FileInput(
[info_filename], mode='r',
openhook=fileinput.hook_encoded('utf-8'))) as f:
# FileInput doesn't have a read method, we can't call json.load
infos = [self.sanitize_info(info, self.params.get('clean_infojson', True))
for info in variadic(json.loads('\n'.join(f)))]
def download_with_info(self, *info_list):
"""Download using already extracted info_dicts."""
infos = [self.sanitize_info(info, self.params.get('clean_infojson', True))
for info in info_list]
for info in infos:
try:
self.__download_wrapper(self.process_ie_result)(info, download=True)
@ -3596,6 +3593,15 @@ class YoutubeDL:
self.report_error(e)
return self._download_retcode
def download_with_info_file(self, info_filename):
"""Download using an info file."""
with contextlib.closing(fileinput.FileInput(
[info_filename], mode='r',
openhook=fileinput.hook_encoded('utf-8'))) as f:
# FileInput doesn't have a read method, we can't call json.load
infos = [info for info in variadic(json.loads('\n'.join(f)))]
return self.download_with_info(infos)
@staticmethod
def sanitize_info(info_dict, remove_private_keys=False):
''' Sanitize the infodict for converting to json '''

View File

@ -1638,16 +1638,14 @@ def get_filesystem_encoding():
return encoding if encoding is not None else 'utf-8'
_WINDOWS_QUOTE_TRANS = str.maketrans({'"': '\\"', '\\': '\\\\'})
_WINDOWS_QUOTE_TRANS = str.maketrans({'"': R'\"'})
_CMD_QUOTE_TRANS = str.maketrans({
# Keep quotes balanced by replacing them with `""` instead of `\\"`
'"': '""',
# Requires a variable `=` containing `"^\n\n"` (set in `utils.Popen`)
# These require an env-variable `=` containing `"^\n\n"` (set in `utils.Popen`)
# `=` should be unique since variables containing `=` cannot be set using cmd
'\n': '%=%',
# While we are only required to escape backslashes immediately before quotes,
# we instead escape all of 'em anyways to be consistent
'\\': '\\\\',
'\r': '%=%',
# Use zero length variable replacement so `%` doesn't get expanded
# `cd` is always set as long as extensions are enabled (`/E:ON` in `utils.Popen`)
'%': '%%cd:~,%',
@ -1656,19 +1654,14 @@ _CMD_QUOTE_TRANS = str.maketrans({
def shell_quote(args, *, shell=False):
args = list(variadic(args))
if any(isinstance(item, bytes) for item in args):
deprecation_warning('Passing bytes to utils.shell_quote is deprecated')
encoding = get_filesystem_encoding()
for index, item in enumerate(args):
if isinstance(item, bytes):
args[index] = item.decode(encoding)
if compat_os_name != 'nt':
return shlex.join(args)
trans = _CMD_QUOTE_TRANS if shell else _WINDOWS_QUOTE_TRANS
return ' '.join(
s if re.fullmatch(r'[\w#$*\-+./:?@\\]+', s, re.ASCII) else s.translate(trans).join('""')
s if re.fullmatch(r'[\w#$*\-+./:?@\\]+', s, re.ASCII)
else re.sub(r'(\\+)("|$)', r'\1\1\2', s).translate(trans).join('""')
for s in args)