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gp: Modify Symlink CSE to use new files applier

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Signed-off-by: David Mulder <dmulder@samba.org>
Reviewed-by: Jeremy Allison <jra@samba.org>
This commit is contained in:
David Mulder 2022-11-18 14:04:13 -07:00 committed by Jeremy Allison
parent 5715281918
commit 3f7105894c
1 changed files with 15 additions and 13 deletions
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28
python/samba/gp/vgp_symlink_ext.py
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@ -15,28 +15,23 @@
# along with this program. If not, see <http://www.gnu.org/licenses/>.
import os
from samba.gp.gpclass import gp_xml_ext
from samba.gp.gpclass import gp_xml_ext, gp_file_applier
from tempfile import NamedTemporaryFile
from subprocess import Popen, PIPE
from samba.gp.util.logging import log
class vgp_symlink_ext(gp_xml_ext):
class vgp_symlink_ext(gp_xml_ext, gp_file_applier):
def __str__(self):
return 'VGP/Unix Settings/Symbolic Links'
def process_group_policy(self, deleted_gpo_list, changed_gpo_list):
for guid, settings in deleted_gpo_list:
self.gp_db.set_guid(guid)
if str(self) in settings:
for attribute, symlink in settings[str(self)].items():
if os.path.exists(symlink):
os.unlink(symlink)
self.gp_db.delete(str(self), attribute)
self.gp_db.commit()
self.unapply(guid, attribute, symlink)
for gpo in changed_gpo_list:
if gpo.file_sys_path:
self.gp_db.set_guid(gpo.name)
xml = 'MACHINE/VGP/VTLA/Unix/Symlink/manifest.xml'
path = os.path.join(gpo.file_sys_path, xml)
xml_conf = self.parse(path)
@ -47,15 +42,22 @@ class vgp_symlink_ext(gp_xml_ext):
for entry in data.findall('file_properties'):
source = entry.find('source').text
target = entry.find('target').text
attribute = '%s:%s' % (source, target)
old_val = self.gp_db.retrieve(str(self), attribute)
if not old_val:
# We can only create a single instance of the target, so
# this becomes our unchanging attribute.
attribute = target
# The changeable part of our policy is the source (the
# thing the target points to), so our value hash is based
# on the source.
value_hash = self.generate_value_hash(source)
def applier_func(source, target):
if not os.path.exists(target):
os.symlink(source, target)
self.gp_db.store(str(self), attribute, target)
return [target]
else:
log.warn('Symlink destination exists', target)
self.gp_db.commit()
return []
self.apply(gpo.name, attribute, value_hash, applier_func,
source, target)
def rsop(self, gpo):
output = {}