本文整理汇总了Python中xattr.get_all函数的典型用法代码示例。如果您正苦于以下问题：Python get_all函数的具体用法？Python get_all怎么用？Python get_all使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。
在下文中一共展示了get_all函数的15个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: _checkDeprecated
def _checkDeprecated(self, item, symlink=False):
"""check deprecated list, set, get operations against an item"""
self.assertEqual(self._ignore(xattr.listxattr(item, symlink)),
[])
self.assertRaises(EnvironmentError, xattr.setxattr, item,
self.USER_ATTR, self.USER_VAL,
XATTR_REPLACE)
try:
xattr.setxattr(item, self.USER_ATTR, self.USER_VAL, 0, symlink)
except IOError:
err = sys.exc_info()[1]
if err.errno == errno.EPERM and symlink:
# symlinks may fail, in which case we abort the rest
# of the test for this case
return
raise
self.assertRaises(EnvironmentError, xattr.setxattr, item,
self.USER_ATTR, self.USER_VAL, XATTR_CREATE)
self.assertEqual(self._ignore(xattr.listxattr(item, symlink)),
[self.USER_ATTR])
self.assertEqual(xattr.getxattr(item, self.USER_ATTR, symlink),
self.USER_VAL)
self.assertEqual(self._ignore_tuples(xattr.get_all(item,
nofollow=symlink)),
[(self.USER_ATTR, self.USER_VAL)])
xattr.removexattr(item, self.USER_ATTR)
self.assertEqual(self._ignore(xattr.listxattr(item, symlink)),
[])
self.assertEqual(self._ignore_tuples(xattr.get_all(item,
nofollow=symlink)),
[])
self.assertRaises(EnvironmentError, xattr.removexattr,
item, self.USER_ATTR)示例2: preserve_xattrs
def preserve_xattrs(path, nofollow=False, namespace=None):
"""Context manager to save/restore extended attributes on |path|
If you want to rewrite a file (possibly replacing it with a new one), but
want to preserve the extended attributes, this will do the trick.
# First read all the extended attributes.
with save_xattrs('/some/file'):
... rewrite the file ...
# Now the extended attributes are restored as needed.
"""
kwargs = {'nofollow': nofollow,}
if namespace:
# Compiled xattr python module does not like it when namespace=None.
kwargs['namespace'] = namespace
old_attrs = dict(xattr.get_all(path, **kwargs))
try:
yield
finally:
new_attrs = dict(xattr.get_all(path, **kwargs))
for name, value in new_attrs.items():
if name not in old_attrs:
# Clear out new ones.
xattr.remove(path, name, **kwargs)
elif new_attrs[name] != old_attrs[name]:
# Update changed ones.
xattr.set(path, name, value, **kwargs)
for name, value in old_attrs.items():
if name not in new_attrs:
# Re-add missing ones.
xattr.set(path, name, value, **kwargs)示例3: _checkListSetGet
def _checkListSetGet(self, item, symlink=False, use_ns=False):
"""check list, set, get operations against an item"""
self.assertEqual(self._ignore(xattr.list(item, symlink)),
[])
self.assertRaises(EnvironmentError, xattr.set, item,
self.USER_ATTR, self.USER_VAL, flags=XATTR_REPLACE)
self.assertRaises(EnvironmentError, xattr.set, item,
self.USER_NN, self.USER_VAL, flags=XATTR_REPLACE,
namespace=NS_USER)
try:
if use_ns:
xattr.set(item, self.USER_NN, self.USER_VAL,
namespace=NS_USER,
nofollow=symlink)
else:
xattr.set(item, self.USER_ATTR, self.USER_VAL,
nofollow=symlink)
except IOError:
err = sys.exc_info()[1]
if err.errno == errno.EPERM and symlink:
# symlinks may fail, in which case we abort the rest
# of the test for this case
return
raise
self.assertRaises(EnvironmentError, xattr.set, item,
self.USER_ATTR, self.USER_VAL, flags=XATTR_CREATE)
self.assertRaises(EnvironmentError, xattr.set, item,
self.USER_NN, self.USER_VAL,
flags=XATTR_CREATE, namespace=NS_USER)
self.assertEqual(self._ignore(xattr.list(item, nofollow=symlink)),
[self.USER_ATTR])
self.assertEqual(self._ignore(xattr.list(item, nofollow=symlink,
namespace=EMPTY_NS)),
[self.USER_ATTR])
self.assertEqual(xattr.list(item, namespace=NS_USER, nofollow=symlink),
[self.USER_NN])
self.assertEqual(xattr.get(item, self.USER_ATTR, nofollow=symlink),
self.USER_VAL)
self.assertEqual(xattr.get(item, self.USER_NN, nofollow=symlink,
namespace=NS_USER), self.USER_VAL)
self.assertEqual(self._ignore_tuples(xattr.get_all(item,
nofollow=symlink)),
[(self.USER_ATTR, self.USER_VAL)])
self.assertEqual(xattr.get_all(item, nofollow=symlink,
namespace=NS_USER),
[(self.USER_NN, self.USER_VAL)])
if use_ns:
xattr.remove(item, self.USER_NN, namespace=NS_USER)
else:
xattr.remove(item, self.USER_ATTR)
self.assertEqual(self._ignore(xattr.list(item, symlink)), [])
self.assertEqual(self._ignore_tuples(xattr.get_all(item,
nofollow=symlink)),
[])
self.assertRaises(EnvironmentError, xattr.remove,
item, self.USER_ATTR, nofollow=symlink)
self.assertRaises(EnvironmentError, xattr.remove, item,
self.USER_NN, namespace=NS_USER, nofollow=symlink)示例4: testMixedAccessDeprecated
def testMixedAccessDeprecated(self):
"""test mixed access to file (deprecated functions)"""
fh, fname = self._getfile()
fo = os.fdopen(fh)
self.assertEqual(xattr.listxattr(fname), [])
xattr.setxattr(fname, self.USER_ATTR, self.USER_VAL)
self.assertEqual(xattr.listxattr(fh), [self.USER_ATTR])
self.assertEqual(xattr.getxattr(fo, self.USER_ATTR), self.USER_VAL)
self.assertEqual(xattr.get_all(fo), [(self.USER_ATTR, self.USER_VAL)])
self.assertEqual(xattr.get_all(fname), [(self.USER_ATTR, self.USER_VAL)])
fo.close()示例5: testNoXattrDeprecated
def testNoXattrDeprecated(self):
"""test no attributes (deprecated functions)"""
fh, fname = self._getfile()
self.assertEqual(xattr.listxattr(fname), [])
self.assertEqual(xattr.get_all(fname), [])
dname = self._getdir()
self.assertEqual(xattr.listxattr(dname), [])
self.assertEqual(xattr.get_all(dname), [])
_, sname = self._getsymlink()
self.assertEqual(xattr.listxattr(sname, True), [])
self.assertEqual(xattr.get_all(sname, nofollow=True), [])示例6: testMixedAccess
def testMixedAccess(self):
"""test mixed access to file"""
fh, fname = self._getfile()
fo = os.fdopen(fh)
self.assertEqual(xattr.list(fname), [])
xattr.set(fname, self.USER_ATTR, self.USER_VAL)
self.assertEqual(xattr.list(fh), [self.USER_ATTR])
self.assertEqual(xattr.list(fh, namespace=NS_USER), [self.USER_NN])
self.assertEqual(xattr.get(fo, self.USER_ATTR), self.USER_VAL)
self.assertEqual(xattr.get(fo, self.USER_NN, namespace=NS_USER), self.USER_VAL)
self.assertEqual(xattr.get_all(fo), [(self.USER_ATTR, self.USER_VAL)])
self.assertEqual(xattr.get_all(fo, namespace=NS_USER), [(self.USER_NN, self.USER_VAL)])
self.assertEqual(xattr.get_all(fname), [(self.USER_ATTR, self.USER_VAL)])
self.assertEqual(xattr.get_all(fname, namespace=NS_USER), [(self.USER_NN, self.USER_VAL)])
fo.close()示例7: testBinaryPayload
def testBinaryPayload(self):
"""test binary values"""
fh, fname = self._getfile()
os.close(fh)
BINVAL = "abc" + "\0" + "def"
if PY3K:
BINVAL = BINVAL.encode()
xattr.set(fname, self.USER_ATTR, BINVAL)
self.assertEqual(xattr.list(fname), [self.USER_ATTR])
self.assertEqual(xattr.list(fname, namespace=NS_USER), [self.USER_NN])
self.assertEqual(xattr.get(fname, self.USER_ATTR), BINVAL)
self.assertEqual(xattr.get(fname, self.USER_NN, namespace=NS_USER), BINVAL)
self.assertEqual(xattr.get_all(fname), [(self.USER_ATTR, BINVAL)])
self.assertEqual(xattr.get_all(fname, namespace=NS_USER), [(self.USER_NN, BINVAL)])
xattr.remove(fname, self.USER_ATTR)示例8: testManyOps
def testManyOps(self):
"""test many ops"""
fh, fname = self._getfile()
xattr.set(fh, self.USER_ATTR, self.USER_VAL)
VL = [self.USER_ATTR]
VN = [self.USER_NN]
for i in range(self.MANYOPS_COUNT):
self.assertEqual(xattr.list(fh), VL)
self.assertEqual(xattr.list(fh, namespace=EMPTY_NS), VL)
self.assertEqual(xattr.list(fh, namespace=NS_USER), VN)
for i in range(self.MANYOPS_COUNT):
self.assertEqual(xattr.get(fh, self.USER_ATTR), self.USER_VAL)
self.assertEqual(xattr.get(fh, self.USER_NN, namespace=NS_USER), self.USER_VAL)
for i in range(self.MANYOPS_COUNT):
self.assertEqual(xattr.get_all(fh), [(self.USER_ATTR, self.USER_VAL)])
self.assertEqual(xattr.get_all(fh, namespace=NS_USER), [(self.USER_NN, self.USER_VAL)])示例9: _add_linux_xattr
def _add_linux_xattr(self, path, st):
if not xattr: return
try:
self.linux_xattr = xattr.get_all(path, nofollow=True)
except EnvironmentError, e:
if e.errno != errno.EOPNOTSUPP:
raise示例10: read_user_xattr
def read_user_xattr(fd):
try:
it = xattr.get_all(fd)
except IOError as e:
for err in 'ENOTSUP', 'EOPNOTSUPP':
if hasattr(errno, err) and e.errno == getattr(errno, err):
raise e
meta = {k[5:]: v for k, v in it if k.startswith('user.')}
return meta示例11: xattr_diff
def xattr_diff(afile, bfile):
def tuple_list_to_hash(tl):
ret = {}
for k,v in tl:
ret[k] = v
return ret
info = []
a_attr = tuple_list_to_hash(xattr.get_all(afile, namespace=xattr.NS_USER))
b_attr = tuple_list_to_hash(xattr.get_all(bfile, namespace=xattr.NS_USER))
for ka,va in a_attr.items():
if b_attr.has_key(ka):
if b_attr[ka] != va:
info.append("xattrs differ for %s" % ka)
else:
info.append("only in %s: %s" % (afile, ka))
for kb,vb in b_attr.items():
if not a_attr.has_key(kb):
info.append("only in %s: %s" % (bfile, kb))
return info示例12: testManyOpsDeprecated
def testManyOpsDeprecated(self):
"""test many ops (deprecated functions)"""
fh, fname = self._getfile()
xattr.setxattr(fh, self.USER_ATTR, self.USER_VAL)
VL = [self.USER_ATTR]
for i in range(self.MANYOPS_COUNT):
self.assertEqual(xattr.listxattr(fh), VL)
for i in range(self.MANYOPS_COUNT):
self.assertEqual(xattr.getxattr(fh, self.USER_ATTR), self.USER_VAL)
for i in range(self.MANYOPS_COUNT):
self.assertEqual(xattr.get_all(fh), [(self.USER_ATTR, self.USER_VAL)])示例13: testBinaryPayloadDeprecated
def testBinaryPayloadDeprecated(self):
"""test binary values (deprecated functions)"""
fh, fname = self._getfile()
os.close(fh)
BINVAL = "abc" + "\0" + "def"
if PY3K:
BINVAL = BINVAL.encode()
xattr.setxattr(fname, self.USER_ATTR, BINVAL)
self.assertEqual(xattr.listxattr(fname), [self.USER_ATTR])
self.assertEqual(xattr.getxattr(fname, self.USER_ATTR), BINVAL)
self.assertEqual(xattr.get_all(fname), [(self.USER_ATTR, BINVAL)])
xattr.removexattr(fname, self.USER_ATTR)示例14: xattr_sync_impl
def xattr_sync_impl(file_name, meta):
xlist = xattr.get_all(file_name, namespace=xattr.NS_USER)
to_delete = []
to_set = {}
for k,v in meta.items():
to_set[k] = v
for k,v in xlist:
if (k == ACL_XATTR):
continue
if (not meta.has_key(k)):
to_delete.append(k)
elif (meta[k] == v):
del to_set[k]
return to_delete, to_set示例15: _getitem
def _getitem(self, cpv):
values = {}
path = self.__get_path(cpv)
all = {}
for tuple in xattr.get_all(path,namespace=self.ns):
key,value = tuple
all[key] = value
if not '_mtime_' in all:
raise KeyError(cpv)
# We default to '' like other caches
for key in self.keys:
attr_value = all.get(key,'1:')
parts,sep,value = attr_value.partition(':')
parts = int(parts)
if parts > 1:
for i in range(1,parts):
value += all.get(key+str(i))
values[key] = value
return values