Python os.listxattr() Examples

The following are 26 code examples of os.listxattr(). You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may also want to check out all available functions/classes of the module os , or try the search function .
Example #1
Source File: shutil.py    From kobo-predict with BSD 2-Clause "Simplified" License 7 votes vote down vote up 
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
Example #2
Source File: shutil.py    From jawfish with MIT License 7 votes vote down vote up 
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
Example #3
Source File: shutil.py    From android_universal with MIT License 6 votes vote down vote up 
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
Example #4
Source File: shutil.py    From Carnets with BSD 3-Clause "New" or "Revised" License 6 votes vote down vote up 
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
Example #5
Source File: shutil.py    From odoo13-x64 with GNU General Public License v3.0 6 votes vote down vote up 
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
Example #6
Source File: shutil.py    From Project-New-Reign---Nemesis-Main with GNU General Public License v3.0 6 votes vote down vote up 
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
Example #7
Source File: shutil.py    From python2017 with MIT License 6 votes vote down vote up 
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
Example #8
Source File: shutil.py    From python with Apache License 2.0 6 votes vote down vote up 
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
Example #9
Source File: shutil.py    From ironpython3 with Apache License 2.0 6 votes vote down vote up 
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
Example #10
Source File: shutil.py    From Imogen with MIT License 6 votes vote down vote up 
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
Example #11
Source File: shutil.py    From GraphicDesignPatternByPython with MIT License 6 votes vote down vote up 
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
Example #12
Source File: shutil.py    From Fluid-Designer with GNU General Public License v3.0 6 votes vote down vote up 
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
Example #13
Source File: shutil.py    From scylla with Apache License 2.0 6 votes vote down vote up 
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
Example #14
Source File: test_os.py    From ironpython3 with Apache License 2.0 5 votes vote down vote up 
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))
Example #15
Source File: test_os.py    From ironpython3 with Apache License 2.0 5 votes vote down vote up 
def test_simple(self):
        self._check_xattrs(os.getxattr, os.setxattr, os.removexattr,
                           os.listxattr)
Example #16
Source File: test_os.py    From ironpython3 with Apache License 2.0 5 votes vote down vote up 
def test_lpath(self):
        self._check_xattrs(os.getxattr, os.setxattr, os.removexattr,
                           os.listxattr, follow_symlinks=False)
Example #17
Source File: test_os.py    From Fluid-Designer with GNU General Public License v3.0 5 votes vote down vote up 
def test_lpath(self):
        self._check_xattrs(os.getxattr, os.setxattr, os.removexattr,
                           os.listxattr, follow_symlinks=False)
Example #18
Source File: test_os.py    From Fluid-Designer with GNU General Public License v3.0 5 votes vote down vote up 
def test_simple(self):
        self._check_xattrs(os.getxattr, os.setxattr, os.removexattr,
                           os.listxattr)
Example #19
Source File: test_os.py    From Fluid-Designer with GNU General Public License v3.0 5 votes vote down vote up 
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))
Example #20
Source File: test_os.py    From Project-New-Reign---Nemesis-Main with GNU General Public License v3.0 5 votes vote down vote up 
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))
Example #21
Source File: test_os.py    From Project-New-Reign---Nemesis-Main with GNU General Public License v3.0 5 votes vote down vote up 
def test_simple(self):
        self._check_xattrs(os.getxattr, os.setxattr, os.removexattr,
                           os.listxattr)
Example #22
Source File: test_os.py    From Project-New-Reign---Nemesis-Main with GNU General Public License v3.0 5 votes vote down vote up 
def test_lpath(self):
        self._check_xattrs(os.getxattr, os.setxattr, os.removexattr,
                           os.listxattr, follow_symlinks=False)
Example #23
Source File: file.py    From code with MIT License 5 votes vote down vote up 
def list_file_attrs(path):
    try:
        if hasattr(path, "fileno"):
            path = path.fileno()
        return [attr[5:] for attr in os.listxattr(path) if attr.startswith("user.")]
    except FileNotFoundError:
        raise
    except OSError:
        return []
Example #24
Source File: test_shutil.py    From Project-New-Reign---Nemesis-Main with GNU General Public License v3.0 4 votes vote down vote up 
def test_copyxattr(self):
        tmp_dir = self.mkdtemp()
        src = os.path.join(tmp_dir, 'foo')
        write_file(src, 'foo')
        dst = os.path.join(tmp_dir, 'bar')
        write_file(dst, 'bar')

        # no xattr == no problem
        shutil._copyxattr(src, dst)
        # common case
        os.setxattr(src, 'user.foo', b'42')
        os.setxattr(src, 'user.bar', b'43')
        shutil._copyxattr(src, dst)
        self.assertEqual(sorted(os.listxattr(src)), sorted(os.listxattr(dst)))
        self.assertEqual(
                os.getxattr(src, 'user.foo'),
                os.getxattr(dst, 'user.foo'))
        # check errors don't affect other attrs
        os.remove(dst)
        write_file(dst, 'bar')
        os_error = OSError(errno.EPERM, 'EPERM')

        def _raise_on_user_foo(fname, attr, val, **kwargs):
            if attr == 'user.foo':
                raise os_error
            else:
                orig_setxattr(fname, attr, val, **kwargs)
        try:
            orig_setxattr = os.setxattr
            os.setxattr = _raise_on_user_foo
            shutil._copyxattr(src, dst)
            self.assertIn('user.bar', os.listxattr(dst))
        finally:
            os.setxattr = orig_setxattr
        # the source filesystem not supporting xattrs should be ok, too.
        def _raise_on_src(fname, *, follow_symlinks=True):
            if fname == src:
                raise OSError(errno.ENOTSUP, 'Operation not supported')
            return orig_listxattr(fname, follow_symlinks=follow_symlinks)
        try:
            orig_listxattr = os.listxattr
            os.listxattr = _raise_on_src
            shutil._copyxattr(src, dst)
        finally:
            os.listxattr = orig_listxattr

        # test that shutil.copystat copies xattrs
        src = os.path.join(tmp_dir, 'the_original')
        write_file(src, src)
        os.setxattr(src, 'user.the_value', b'fiddly')
        dst = os.path.join(tmp_dir, 'the_copy')
        write_file(dst, dst)
        shutil.copystat(src, dst)
        self.assertEqual(os.getxattr(dst, 'user.the_value'), b'fiddly')
Example #25
Source File: test_shutil.py    From Fluid-Designer with GNU General Public License v3.0 4 votes vote down vote up 
def test_copyxattr(self):
        tmp_dir = self.mkdtemp()
        src = os.path.join(tmp_dir, 'foo')
        write_file(src, 'foo')
        dst = os.path.join(tmp_dir, 'bar')
        write_file(dst, 'bar')

        # no xattr == no problem
        shutil._copyxattr(src, dst)
        # common case
        os.setxattr(src, 'user.foo', b'42')
        os.setxattr(src, 'user.bar', b'43')
        shutil._copyxattr(src, dst)
        self.assertEqual(sorted(os.listxattr(src)), sorted(os.listxattr(dst)))
        self.assertEqual(
                os.getxattr(src, 'user.foo'),
                os.getxattr(dst, 'user.foo'))
        # check errors don't affect other attrs
        os.remove(dst)
        write_file(dst, 'bar')
        os_error = OSError(errno.EPERM, 'EPERM')

        def _raise_on_user_foo(fname, attr, val, **kwargs):
            if attr == 'user.foo':
                raise os_error
            else:
                orig_setxattr(fname, attr, val, **kwargs)
        try:
            orig_setxattr = os.setxattr
            os.setxattr = _raise_on_user_foo
            shutil._copyxattr(src, dst)
            self.assertIn('user.bar', os.listxattr(dst))
        finally:
            os.setxattr = orig_setxattr
        # the source filesystem not supporting xattrs should be ok, too.
        def _raise_on_src(fname, *, follow_symlinks=True):
            if fname == src:
                raise OSError(errno.ENOTSUP, 'Operation not supported')
            return orig_listxattr(fname, follow_symlinks=follow_symlinks)
        try:
            orig_listxattr = os.listxattr
            os.listxattr = _raise_on_src
            shutil._copyxattr(src, dst)
        finally:
            os.listxattr = orig_listxattr

        # test that shutil.copystat copies xattrs
        src = os.path.join(tmp_dir, 'the_original')
        write_file(src, src)
        os.setxattr(src, 'user.the_value', b'fiddly')
        dst = os.path.join(tmp_dir, 'the_copy')
        write_file(dst, dst)
        shutil.copystat(src, dst)
        self.assertEqual(os.getxattr(dst, 'user.the_value'), b'fiddly')
Example #26
Source File: test_shutil.py    From ironpython3 with Apache License 2.0 4 votes vote down vote up 
def test_copyxattr(self):
        tmp_dir = self.mkdtemp()
        src = os.path.join(tmp_dir, 'foo')
        write_file(src, 'foo')
        dst = os.path.join(tmp_dir, 'bar')
        write_file(dst, 'bar')

        # no xattr == no problem
        shutil._copyxattr(src, dst)
        # common case
        os.setxattr(src, 'user.foo', b'42')
        os.setxattr(src, 'user.bar', b'43')
        shutil._copyxattr(src, dst)
        self.assertEqual(sorted(os.listxattr(src)), sorted(os.listxattr(dst)))
        self.assertEqual(
                os.getxattr(src, 'user.foo'),
                os.getxattr(dst, 'user.foo'))
        # check errors don't affect other attrs
        os.remove(dst)
        write_file(dst, 'bar')
        os_error = OSError(errno.EPERM, 'EPERM')

        def _raise_on_user_foo(fname, attr, val, **kwargs):
            if attr == 'user.foo':
                raise os_error
            else:
                orig_setxattr(fname, attr, val, **kwargs)
        try:
            orig_setxattr = os.setxattr
            os.setxattr = _raise_on_user_foo
            shutil._copyxattr(src, dst)
            self.assertIn('user.bar', os.listxattr(dst))
        finally:
            os.setxattr = orig_setxattr
        # the source filesystem not supporting xattrs should be ok, too.
        def _raise_on_src(fname, *, follow_symlinks=True):
            if fname == src:
                raise OSError(errno.ENOTSUP, 'Operation not supported')
            return orig_listxattr(fname, follow_symlinks=follow_symlinks)
        try:
            orig_listxattr = os.listxattr
            os.listxattr = _raise_on_src
            shutil._copyxattr(src, dst)
        finally:
            os.listxattr = orig_listxattr

        # test that shutil.copystat copies xattrs
        src = os.path.join(tmp_dir, 'the_original')
        write_file(src, src)
        os.setxattr(src, 'user.the_value', b'fiddly')
        dst = os.path.join(tmp_dir, 'the_copy')
        write_file(dst, dst)
        shutil.copystat(src, dst)
        self.assertEqual(os.getxattr(dst, 'user.the_value'), b'fiddly')