本文整理匯總了Python中os.getxattr方法的典型用法代碼示例。如果您正苦於以下問題：Python os.getxattr方法的具體用法？Python os.getxattr怎麽用？Python os.getxattr使用的例子？那麽, 這裏精選的方法代碼示例或許可以為您提供幫助。您也可以進一步了解該方法所在類os的用法示例。
在下文中一共展示了os.getxattr方法的9個代碼示例，這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚，您的評價將有助於係統推薦出更棒的Python代碼示例。
示例1: _copyxattr
# 需要導入模塊: import os [as 別名]
# 或者: from os import getxattr [as 別名]
def _copyxattr(src, dst, *, follow_symlinks=True):
"""Copy extended filesystem attributes from `src` to `dst`.
Overwrite existing attributes.
If `follow_symlinks` is false, symlinks won't be followed.
"""
try:
names = os.listxattr(src, follow_symlinks=follow_symlinks)
except OSError as e:
if e.errno not in (errno.ENOTSUP, errno.ENODATA):
raise
return
for name in names:
try:
value = os.getxattr(src, name, follow_symlinks=follow_symlinks)
os.setxattr(dst, name, value, follow_symlinks=follow_symlinks)
except OSError as e:
if e.errno not in (errno.EPERM, errno.ENOTSUP, errno.ENODATA):
raise 示例2: test_copyxattr_symlinks
# 需要導入模塊: import os [as 別名]
# 或者: from os import getxattr [as 別名]
def test_copyxattr_symlinks(self):
# On Linux, it's only possible to access non-user xattr for symlinks;
# which in turn require root privileges. This test should be expanded
# as soon as other platforms gain support for extended attributes.
tmp_dir = self.mkdtemp()
src = os.path.join(tmp_dir, 'foo')
src_link = os.path.join(tmp_dir, 'baz')
write_file(src, 'foo')
os.symlink(src, src_link)
os.setxattr(src, 'trusted.foo', b'42')
os.setxattr(src_link, 'trusted.foo', b'43', follow_symlinks=False)
dst = os.path.join(tmp_dir, 'bar')
dst_link = os.path.join(tmp_dir, 'qux')
write_file(dst, 'bar')
os.symlink(dst, dst_link)
shutil._copyxattr(src_link, dst_link, follow_symlinks=False)
self.assertEqual(os.getxattr(dst_link, 'trusted.foo', follow_symlinks=False), b'43')
self.assertRaises(OSError, os.getxattr, dst, 'trusted.foo')
shutil._copyxattr(src_link, dst, follow_symlinks=False)
self.assertEqual(os.getxattr(dst, 'trusted.foo'), b'43') 示例3: _copyxattr
# 需要導入模塊: import os [as 別名]
# 或者: from os import getxattr [as 別名]
def _copyxattr(src, dst, *, follow_symlinks=True):
"""Copy extended filesystem attributes from `src` to `dst`.
Overwrite existing attributes.
If `follow_symlinks` is false, symlinks won't be followed.
"""
try:
names = os.listxattr(src, follow_symlinks=follow_symlinks)
except OSError as e:
if e.errno not in (errno.ENOTSUP, errno.ENODATA, errno.EINVAL):
raise
return
for name in names:
try:
value = os.getxattr(src, name, follow_symlinks=follow_symlinks)
os.setxattr(dst, name, value, follow_symlinks=follow_symlinks)
except OSError as e:
if e.errno not in (errno.EPERM, errno.ENOTSUP, errno.ENODATA,
errno.EINVAL):
raise 示例4: test_copy2_xattr
# 需要導入模塊: import os [as 別名]
# 或者: from os import getxattr [as 別名]
def test_copy2_xattr(self):
tmp_dir = self.mkdtemp()
src = os.path.join(tmp_dir, 'foo')
dst = os.path.join(tmp_dir, 'bar')
write_file(src, 'foo')
os.setxattr(src, 'user.foo', b'42')
shutil.copy2(src, dst)
self.assertEqual(
os.getxattr(src, 'user.foo'),
os.getxattr(dst, 'user.foo'))
os.remove(dst) 示例5: _check_xattrs_str
# 需要導入模塊: import os [as 別名]
# 或者: from os import getxattr [as 別名]
def _check_xattrs_str(self, s, getxattr, setxattr, removexattr, listxattr, **kwargs):
fn = support.TESTFN
open(fn, "wb").close()
with self.assertRaises(OSError) as cm:
getxattr(fn, s("user.test"), **kwargs)
self.assertEqual(cm.exception.errno, errno.ENODATA)
init_xattr = listxattr(fn)
self.assertIsInstance(init_xattr, list)
setxattr(fn, s("user.test"), b"", **kwargs)
xattr = set(init_xattr)
xattr.add("user.test")
self.assertEqual(set(listxattr(fn)), xattr)
self.assertEqual(getxattr(fn, b"user.test", **kwargs), b"")
setxattr(fn, s("user.test"), b"hello", os.XATTR_REPLACE, **kwargs)
self.assertEqual(getxattr(fn, b"user.test", **kwargs), b"hello")
with self.assertRaises(OSError) as cm:
setxattr(fn, s("user.test"), b"bye", os.XATTR_CREATE, **kwargs)
self.assertEqual(cm.exception.errno, errno.EEXIST)
with self.assertRaises(OSError) as cm:
setxattr(fn, s("user.test2"), b"bye", os.XATTR_REPLACE, **kwargs)
self.assertEqual(cm.exception.errno, errno.ENODATA)
setxattr(fn, s("user.test2"), b"foo", os.XATTR_CREATE, **kwargs)
xattr.add("user.test2")
self.assertEqual(set(listxattr(fn)), xattr)
removexattr(fn, s("user.test"), **kwargs)
with self.assertRaises(OSError) as cm:
getxattr(fn, s("user.test"), **kwargs)
self.assertEqual(cm.exception.errno, errno.ENODATA)
xattr.remove("user.test")
self.assertEqual(set(listxattr(fn)), xattr)
self.assertEqual(getxattr(fn, s("user.test2"), **kwargs), b"foo")
setxattr(fn, s("user.test"), b"a"*1024, **kwargs)
self.assertEqual(getxattr(fn, s("user.test"), **kwargs), b"a"*1024)
removexattr(fn, s("user.test"), **kwargs)
many = sorted("user.test{}".format(i) for i in range(100))
for thing in many:
setxattr(fn, thing, b"x", **kwargs)
self.assertEqual(set(listxattr(fn)), set(init_xattr) | set(many)) 示例6: test_lpath
# 需要導入模塊: import os [as 別名]
# 或者: from os import getxattr [as 別名]
def test_lpath(self):
self._check_xattrs(os.getxattr, os.setxattr, os.removexattr,
os.listxattr, follow_symlinks=False) 示例7: test_fds
# 需要導入模塊: import os [as 別名]
# 或者: from os import getxattr [as 別名]
def test_fds(self):
def getxattr(path, *args):
with open(path, "rb") as fp:
return os.getxattr(fp.fileno(), *args)
def setxattr(path, *args):
with open(path, "wb") as fp:
os.setxattr(fp.fileno(), *args)
def removexattr(path, *args):
with open(path, "wb") as fp:
os.removexattr(fp.fileno(), *args)
def listxattr(path, *args):
with open(path, "rb") as fp:
return os.listxattr(fp.fileno(), *args)
self._check_xattrs(getxattr, setxattr, removexattr, listxattr) 示例8: getxattr
# 需要導入模塊: import os [as 別名]
# 或者: from os import getxattr [as 別名]
def getxattr(_endpoint, filepath, _userid, key):
'''Get the extended attribute <key> on behalf of the given userid. Do not raise exceptions'''
try:
filepath = _getfilepath(filepath)
return os.getxattr(filepath, 'user.' + key).decode('UTF-8')
except (FileNotFoundError, PermissionError, OSError) as e:
log.warning('msg="Failed to getxattr" filepath="%s" key="%s" exception="%s"' % (filepath, key, e))
return None 示例9: getfilecon
# 需要導入模塊: import os [as 別名]
# 或者: from os import getxattr [as 別名]
def getfilecon(path: str) -> str:
"""Get the security context associated with `path`"""
label = os.getxattr(path, b"security.selinux",
follow_symlinks=False)
return label.decode().strip('\n\0')