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78f0860cff
Signed-off-by: Douglas Bagnall <douglas.bagnall@catalyst.net.nz> Reviewed-by: Noel Power <noel.power@suse.com>
61 lines
2.2 KiB
Python
61 lines
2.2 KiB
Python
# Utility code for dealing with POSIX extended attributes
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#
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# Copyright (C) Jelmer Vernooij <jelmer@samba.org> 2012
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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from samba.dcerpc import xattr
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import os
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import samba.xattr_native
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import shutil
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def copyattrs(frompath, topath):
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"""Copy ACL related attributes from a path to another path."""
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for attr_name in (xattr.XATTR_NTACL_NAME, "system.posix_acl_access"):
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# Get the xattr attributes if any
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try:
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attribute = samba.xattr_native.wrap_getxattr(frompath,
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xattr.XATTR_NTACL_NAME)
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samba.xattr_native.wrap_setxattr(topath,
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xattr.XATTR_NTACL_NAME,
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attribute)
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except Exception:
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pass
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# FIXME:Catch a specific exception
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def copytree_with_xattrs(src, dst):
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"""Recursively copy a directory tree using shutil.copy2(), preserving xattrs.
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The destination directory must not already exist.
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If exception(s) occur, an Error is raised with a list of reasons.
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"""
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names = os.listdir(src)
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os.makedirs(dst)
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for name in names:
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srcname = os.path.join(src, name)
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dstname = os.path.join(dst, name)
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if os.path.islink(srcname):
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linkto = os.readlink(srcname)
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os.symlink(linkto, dstname)
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elif os.path.isdir(srcname):
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copytree_with_xattrs(srcname, dstname)
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else:
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# Will raise a SpecialFileError for unsupported file types
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shutil.copy2(srcname, dstname)
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shutil.copystat(src, dst)
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copyattrs(src, dst)
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