Python os.setxattr() Examples

The following are code examples for showing how to use os.setxattr(). They are extracted from open source Python projects. You can vote up the examples you like or vote down the exmaples you don't like. You can also save this page to your account.

Example 1
Project: python-   Author: secondtonone1   File: shutil.py    (license) View Source Project 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 2
Project: ivaochdoc   Author: ivaoch   File: shutil.py    (license) View Source Project 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 3
Project: news-for-good   Author: thecodinghub   File: shutil.py    (license) View Source Project 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
Project: Tencent_Cartoon_Download   Author: Fretice   File: shutil.py    (license) View Source Project 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
Project: fieldsight-kobocat   Author: awemulya   File: shutil.py    (license) View Source Project 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 6
Project: web_ctp   Author: molebot   File: test_shutil.py    (license) View Source Project 6 votes vote down vote up
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') 
Example 7
Project: web_ctp   Author: molebot   File: shutil.py    (license) View Source Project 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
Project: CloudPrint   Author: William-An   File: shutil.py    (license) View Source Project 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
Project: ouroboros   Author: pybee   File: test_shutil.py    (license) View Source Project 6 votes vote down vote up
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') 
Example 10
Project: ouroboros   Author: pybee   File: shutil.py    (license) View Source Project 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
Project: gardenbot   Author: GoestaO   File: shutil.py    (license) View Source Project 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
Project: projeto   Author: BarmyPenguin   File: shutil.py    (license) View Source Project 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
Project: flask-zhenai-mongo-echarts   Author: Fretice   File: shutil.py    (license) View Source Project 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
Project: aweasome_learning   Author: Knight-ZXW   File: shutil.py    (license) View Source Project 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 15
Project: kbe_server   Author: xiaohaoppy   File: test_shutil.py    (license) View Source Project 6 votes vote down vote up
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') 
Example 16
Project: kbe_server   Author: xiaohaoppy   File: shutil.py    (license) View Source Project 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 17
Project: blog_flask   Author: momantai   File: shutil.py    (license) View Source Project 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 18
Project: MyFriend-Rob   Author: lcheniv   File: shutil.py    (license) View Source Project 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 19
Project: atoolbox   Author: liweitianux   File: backup.py    (license) View Source Project 5 votes vote down vote up
def copyxattr(src, dest):
        """
        Copy the extended attributes (xattr) from `src` to `dest`.

        NOTE: xattr only available on Linux.
        """
        if not hasattr(os, "listxattr"):
            return
        for name in os.listxattr(src):
            value = os.getxattr(src, name)
            os.setxattr(dest, name, value) 
Example 20
Project: hakkuframework   Author: 4shadoww   File: support.py    (license) View Source Project 5 votes vote down vote up
def can_xattr():
    global _can_xattr
    if _can_xattr is not None:
        return _can_xattr
    if not hasattr(os, "setxattr"):
        can = False
    else:
        tmp_fp, tmp_name = tempfile.mkstemp()
        try:
            with open(TESTFN, "wb") as fp:
                try:
                    # TESTFN & tempfile may use different file systems with
                    # different capabilities
                    os.setxattr(tmp_fp, b"user.test", b"")
                    os.setxattr(fp.fileno(), b"user.test", b"")
                    # Kernels < 2.6.39 don't respect setxattr flags.
                    kernel_version = platform.release()
                    m = re.match("2.6.(\d{1,2})", kernel_version)
                    can = m is None or int(m.group(1)) >= 39
                except OSError:
                    can = False
        finally:
            unlink(TESTFN)
            unlink(tmp_name)
    _can_xattr = can
    return can 
Example 21
Project: packaging   Author: blockstack   File: support.py    (license) View Source Project 5 votes vote down vote up
def can_xattr():
    global _can_xattr
    if _can_xattr is not None:
        return _can_xattr
    if not hasattr(os, "setxattr"):
        can = False
    else:
        tmp_fp, tmp_name = tempfile.mkstemp()
        try:
            with open(TESTFN, "wb") as fp:
                try:
                    # TESTFN & tempfile may use different file systems with
                    # different capabilities
                    os.setxattr(tmp_fp, b"user.test", b"")
                    os.setxattr(fp.fileno(), b"user.test", b"")
                    # Kernels < 2.6.39 don't respect setxattr flags.
                    kernel_version = platform.release()
                    m = re.match("2.6.(\d{1,2})", kernel_version)
                    can = m is None or int(m.group(1)) >= 39
                except OSError:
                    can = False
        finally:
            unlink(TESTFN)
            unlink(tmp_name)
    _can_xattr = can
    return can 
Example 22
Project: islam-buddy   Author: hamir   File: support.py    (license) View Source Project 5 votes vote down vote up
def can_xattr():
    global _can_xattr
    if _can_xattr is not None:
        return _can_xattr
    if not hasattr(os, "setxattr"):
        can = False
    else:
        tmp_fp, tmp_name = tempfile.mkstemp()
        try:
            with open(TESTFN, "wb") as fp:
                try:
                    # TESTFN & tempfile may use different file systems with
                    # different capabilities
                    os.setxattr(tmp_fp, b"user.test", b"")
                    os.setxattr(fp.fileno(), b"user.test", b"")
                    # Kernels < 2.6.39 don't respect setxattr flags.
                    kernel_version = platform.release()
                    m = re.match("2.6.(\d{1,2})", kernel_version)
                    can = m is None or int(m.group(1)) >= 39
                except OSError:
                    can = False
        finally:
            unlink(TESTFN)
            unlink(tmp_name)
    _can_xattr = can
    return can 
Example 23
Project: web_ctp   Author: molebot   File: test_shutil.py    (license) View Source Project 5 votes vote down vote up
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) 
Example 24
Project: web_ctp   Author: molebot   File: test_os.py    (license) View Source Project 5 votes vote down vote up
def supports_extended_attributes():
    if not hasattr(os, "setxattr"):
        return False
    try:
        with open(support.TESTFN, "wb") as fp:
            try:
                os.setxattr(fp.fileno(), b"user.test", b"")
            except OSError:
                return False
    finally:
        support.unlink(support.TESTFN)
    # Kernels < 2.6.39 don't respect setxattr flags.
    kernel_version = platform.release()
    m = re.match("2.6.(\d{1,2})", kernel_version)
    return m is None or int(m.group(1)) >= 39 
Example 25
Project: web_ctp   Author: molebot   File: test_os.py    (license) View Source Project 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 26
Project: web_ctp   Author: molebot   File: test_os.py    (license) View Source Project 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 27
Project: web_ctp   Author: molebot   File: test_os.py    (license) View Source Project 5 votes vote down vote up
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) 
Example 28
Project: web_ctp   Author: molebot   File: __init__.py    (license) View Source Project 5 votes vote down vote up
def can_xattr():
    global _can_xattr
    if _can_xattr is not None:
        return _can_xattr
    if not hasattr(os, "setxattr"):
        can = False
    else:
        tmp_fp, tmp_name = tempfile.mkstemp()
        try:
            with open(TESTFN, "wb") as fp:
                try:
                    # TESTFN & tempfile may use different file systems with
                    # different capabilities
                    os.setxattr(tmp_fp, b"user.test", b"")
                    os.setxattr(fp.fileno(), b"user.test", b"")
                    # Kernels < 2.6.39 don't respect setxattr flags.
                    kernel_version = platform.release()
                    m = re.match("2.6.(\d{1,2})", kernel_version)
                    can = m is None or int(m.group(1)) >= 39
                except OSError:
                    can = False
        finally:
            unlink(TESTFN)
            unlink(tmp_name)
    _can_xattr = can
    return can 
Example 29
Project: FightstickDisplay   Author: calexil   File: support.py    (license) View Source Project 5 votes vote down vote up
def can_xattr():
    global _can_xattr
    if _can_xattr is not None:
        return _can_xattr
    if not hasattr(os, "setxattr"):
        can = False
    else:
        tmp_fp, tmp_name = tempfile.mkstemp()
        try:
            with open(TESTFN, "wb") as fp:
                try:
                    # TESTFN & tempfile may use different file systems with
                    # different capabilities
                    os.setxattr(tmp_fp, b"user.test", b"")
                    os.setxattr(fp.fileno(), b"user.test", b"")
                    # Kernels < 2.6.39 don't respect setxattr flags.
                    kernel_version = platform.release()
                    m = re.match("2.6.(\d{1,2})", kernel_version)
                    can = m is None or int(m.group(1)) >= 39
                except OSError:
                    can = False
        finally:
            unlink(TESTFN)
            unlink(tmp_name)
    _can_xattr = can
    return can 
Example 30
Project: cryptogram   Author: xinmingzhang   File: support.py    (license) View Source Project 5 votes vote down vote up
def can_xattr():
    global _can_xattr
    if _can_xattr is not None:
        return _can_xattr
    if not hasattr(os, "setxattr"):
        can = False
    else:
        tmp_fp, tmp_name = tempfile.mkstemp()
        try:
            with open(TESTFN, "wb") as fp:
                try:
                    # TESTFN & tempfile may use different file systems with
                    # different capabilities
                    os.setxattr(tmp_fp, b"user.test", b"")
                    os.setxattr(fp.fileno(), b"user.test", b"")
                    # Kernels < 2.6.39 don't respect setxattr flags.
                    kernel_version = platform.release()
                    m = re.match("2.6.(\d{1,2})", kernel_version)
                    can = m is None or int(m.group(1)) >= 39
                except OSError:
                    can = False
        finally:
            unlink(TESTFN)
            unlink(tmp_name)
    _can_xattr = can
    return can 
Example 31
Project: Repobot   Author: Desgard   File: support.py    (license) View Source Project 5 votes vote down vote up
def can_xattr():
    global _can_xattr
    if _can_xattr is not None:
        return _can_xattr
    if not hasattr(os, "setxattr"):
        can = False
    else:
        tmp_fp, tmp_name = tempfile.mkstemp()
        try:
            with open(TESTFN, "wb") as fp:
                try:
                    # TESTFN & tempfile may use different file systems with
                    # different capabilities
                    os.setxattr(tmp_fp, b"user.test", b"")
                    os.setxattr(fp.fileno(), b"user.test", b"")
                    # Kernels < 2.6.39 don't respect setxattr flags.
                    kernel_version = platform.release()
                    m = re.match("2.6.(\d{1,2})", kernel_version)
                    can = m is None or int(m.group(1)) >= 39
                except OSError:
                    can = False
        finally:
            unlink(TESTFN)
            unlink(tmp_name)
    _can_xattr = can
    return can 
Example 32
Project: ouroboros   Author: pybee   File: test_shutil.py    (license) View Source Project 5 votes vote down vote up
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) 
Example 33
Project: ouroboros   Author: pybee   File: test_os.py    (license) View Source Project 5 votes vote down vote up
def supports_extended_attributes():
    if not hasattr(os, "setxattr"):
        return False
    try:
        with open(support.TESTFN, "wb") as fp:
            try:
                os.setxattr(fp.fileno(), b"user.test", b"")
            except OSError:
                return False
    finally:
        support.unlink(support.TESTFN)
    # Kernels < 2.6.39 don't respect setxattr flags.
    kernel_version = platform.release()
    m = re.match("2.6.(\d{1,2})", kernel_version)
    return m is None or int(m.group(1)) >= 39 
Example 34
Project: ouroboros   Author: pybee   File: test_os.py    (license) View Source Project 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 35
Project: ouroboros   Author: pybee   File: test_os.py    (license) View Source Project 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 36
Project: ouroboros   Author: pybee   File: test_os.py    (license) View Source Project 5 votes vote down vote up
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) 
Example 37
Project: ouroboros   Author: pybee   File: __init__.py    (license) View Source Project 5 votes vote down vote up
def can_xattr():
    global _can_xattr
    if _can_xattr is not None:
        return _can_xattr
    if not hasattr(os, "setxattr"):
        can = False
    else:
        tmp_fp, tmp_name = tempfile.mkstemp()
        try:
            with open(TESTFN, "wb") as fp:
                try:
                    # TESTFN & tempfile may use different file systems with
                    # different capabilities
                    os.setxattr(tmp_fp, b"user.test", b"")
                    os.setxattr(fp.fileno(), b"user.test", b"")
                    # Kernels < 2.6.39 don't respect setxattr flags.
                    kernel_version = platform.release()
                    m = re.match("2.6.(\d{1,2})", kernel_version)
                    can = m is None or int(m.group(1)) >= 39
                except OSError:
                    can = False
        finally:
            unlink(TESTFN)
            unlink(tmp_name)
    _can_xattr = can
    return can 
Example 38
Project: UMOG   Author: hsab   File: support.py    (license) View Source Project 5 votes vote down vote up
def can_xattr():
    global _can_xattr
    if _can_xattr is not None:
        return _can_xattr
    if not hasattr(os, "setxattr"):
        can = False
    else:
        tmp_fp, tmp_name = tempfile.mkstemp()
        try:
            with open(TESTFN, "wb") as fp:
                try:
                    # TESTFN & tempfile may use different file systems with
                    # different capabilities
                    os.setxattr(tmp_fp, b"user.test", b"")
                    os.setxattr(fp.fileno(), b"user.test", b"")
                    # Kernels < 2.6.39 don't respect setxattr flags.
                    kernel_version = platform.release()
                    m = re.match("2.6.(\d{1,2})", kernel_version)
                    can = m is None or int(m.group(1)) >= 39
                except OSError:
                    can = False
        finally:
            unlink(TESTFN)
            unlink(tmp_name)
    _can_xattr = can
    return can 
Example 39
Project: blackmamba   Author: zrzka   File: support.py    (license) View Source Project 5 votes vote down vote up
def can_xattr():
    global _can_xattr
    if _can_xattr is not None:
        return _can_xattr
    if not hasattr(os, "setxattr"):
        can = False
    else:
        tmp_fp, tmp_name = tempfile.mkstemp()
        try:
            with open(TESTFN, "wb") as fp:
                try:
                    # TESTFN & tempfile may use different file systems with
                    # different capabilities
                    os.setxattr(tmp_fp, b"user.test", b"")
                    os.setxattr(fp.fileno(), b"user.test", b"")
                    # Kernels < 2.6.39 don't respect setxattr flags.
                    kernel_version = platform.release()
                    m = re.match("2.6.(\d{1,2})", kernel_version)
                    can = m is None or int(m.group(1)) >= 39
                except OSError:
                    can = False
        finally:
            unlink(TESTFN)
            unlink(tmp_name)
    _can_xattr = can
    return can 
Example 40
Project: kbe_server   Author: xiaohaoppy   File: test_shutil.py    (license) View Source Project 5 votes vote down vote up
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) 
Example 41
Project: kbe_server   Author: xiaohaoppy   File: test_os.py    (license) View Source Project 5 votes vote down vote up
def supports_extended_attributes():
    if not hasattr(os, "setxattr"):
        return False
    try:
        with open(support.TESTFN, "wb") as fp:
            try:
                os.setxattr(fp.fileno(), b"user.test", b"")
            except OSError:
                return False
    finally:
        support.unlink(support.TESTFN)
    # Kernels < 2.6.39 don't respect setxattr flags.
    kernel_version = platform.release()
    m = re.match("2.6.(\d{1,2})", kernel_version)
    return m is None or int(m.group(1)) >= 39 
Example 42
Project: kbe_server   Author: xiaohaoppy   File: test_os.py    (license) View Source Project 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 43
Project: kbe_server   Author: xiaohaoppy   File: test_os.py    (license) View Source Project 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 44
Project: kbe_server   Author: xiaohaoppy   File: test_os.py    (license) View Source Project 5 votes vote down vote up
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) 
Example 45
Project: kbe_server   Author: xiaohaoppy   File: __init__.py    (license) View Source Project 5 votes vote down vote up
def can_xattr():
    global _can_xattr
    if _can_xattr is not None:
        return _can_xattr
    if not hasattr(os, "setxattr"):
        can = False
    else:
        tmp_fp, tmp_name = tempfile.mkstemp()
        try:
            with open(TESTFN, "wb") as fp:
                try:
                    # TESTFN & tempfile may use different file systems with
                    # different capabilities
                    os.setxattr(tmp_fp, b"user.test", b"")
                    os.setxattr(fp.fileno(), b"user.test", b"")
                    # Kernels < 2.6.39 don't respect setxattr flags.
                    kernel_version = platform.release()
                    m = re.match("2.6.(\d{1,2})", kernel_version)
                    can = m is None or int(m.group(1)) >= 39
                except OSError:
                    can = False
        finally:
            unlink(TESTFN)
            unlink(tmp_name)
    _can_xattr = can
    return can 
Example 46
Project: beepboop   Author: nicolehe   File: support.py    (license) View Source Project 5 votes vote down vote up
def can_xattr():
    global _can_xattr
    if _can_xattr is not None:
        return _can_xattr
    if not hasattr(os, "setxattr"):
        can = False
    else:
        tmp_fp, tmp_name = tempfile.mkstemp()
        try:
            with open(TESTFN, "wb") as fp:
                try:
                    # TESTFN & tempfile may use different file systems with
                    # different capabilities
                    os.setxattr(tmp_fp, b"user.test", b"")
                    os.setxattr(fp.fileno(), b"user.test", b"")
                    # Kernels < 2.6.39 don't respect setxattr flags.
                    kernel_version = platform.release()
                    m = re.match("2.6.(\d{1,2})", kernel_version)
                    can = m is None or int(m.group(1)) >= 39
                except OSError:
                    can = False
        finally:
            unlink(TESTFN)
            unlink(tmp_name)
    _can_xattr = can
    return can 
Example 47
Project: hackathon   Author: vertica   File: support.py    (license) View Source Project 5 votes vote down vote up
def can_xattr():
    global _can_xattr
    if _can_xattr is not None:
        return _can_xattr
    if not hasattr(os, "setxattr"):
        can = False
    else:
        tmp_fp, tmp_name = tempfile.mkstemp()
        try:
            with open(TESTFN, "wb") as fp:
                try:
                    # TESTFN & tempfile may use different file systems with
                    # different capabilities
                    os.setxattr(tmp_fp, b"user.test", b"")
                    os.setxattr(fp.fileno(), b"user.test", b"")
                    # Kernels < 2.6.39 don't respect setxattr flags.
                    kernel_version = platform.release()
                    m = re.match("2.6.(\d{1,2})", kernel_version)
                    can = m is None or int(m.group(1)) >= 39
                except OSError:
                    can = False
        finally:
            unlink(TESTFN)
            unlink(tmp_name)
    _can_xattr = can
    return can 
Example 48
Project: yatta_reader   Author: sound88   File: support.py    (license) View Source Project 5 votes vote down vote up
def can_xattr():
    global _can_xattr
    if _can_xattr is not None:
        return _can_xattr
    if not hasattr(os, "setxattr"):
        can = False
    else:
        tmp_fp, tmp_name = tempfile.mkstemp()
        try:
            with open(TESTFN, "wb") as fp:
                try:
                    # TESTFN & tempfile may use different file systems with
                    # different capabilities
                    os.setxattr(tmp_fp, b"user.test", b"")
                    os.setxattr(fp.fileno(), b"user.test", b"")
                    # Kernels < 2.6.39 don't respect setxattr flags.
                    kernel_version = platform.release()
                    m = re.match("2.6.(\d{1,2})", kernel_version)
                    can = m is None or int(m.group(1)) >= 39
                except OSError:
                    can = False
        finally:
            unlink(TESTFN)
            unlink(tmp_name)
    _can_xattr = can
    return can 
Example 49
Project: web_ctp   Author: molebot   File: test_shutil.py    (license) View Source Project 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(os.listxattr(src), 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 50
Project: ouroboros   Author: pybee   File: test_shutil.py    (license) View Source Project 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')