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-rw-r--r--source4/scripting/python/samba/dbchecker.py35
1 files changed, 35 insertions, 0 deletions
diff --git a/source4/scripting/python/samba/dbchecker.py b/source4/scripting/python/samba/dbchecker.py
index 27bdf3d6b2..7993b5467b 100644
--- a/source4/scripting/python/samba/dbchecker.py
+++ b/source4/scripting/python/samba/dbchecker.py
@@ -48,6 +48,7 @@ class dbcheck(object):
self.fix_time_metadata = False
self.fix_all_missing_backlinks = False
self.fix_all_orphaned_backlinks = False
+ self.fix_rmd_flags = False
self.in_transaction = in_transaction
def check_database(self, DN=None, scope=ldb.SCOPE_SUBTREE, controls=[], attrs=['*']):
@@ -282,6 +283,20 @@ class dbcheck(object):
"Failed to fix missing backlink %s" % backlink_name):
self.report("Fixed missing backlink %s" % (backlink_name))
+ def err_incorrect_rmd_flags(self, obj, attrname, revealed_dn):
+ '''handle a incorrect RMD_FLAGS value'''
+ rmd_flags = int(revealed_dn.dn.get_extended_component("RMD_FLAGS"))
+ self.report("ERROR: incorrect RMD_FLAGS value %u for attribute '%s' in %s for link %s" % (rmd_flags, attrname, obj.dn, revealed_dn.dn.extended_str()))
+ if not self.confirm_all('Fix incorrect RMD_FLAGS %u' % rmd_flags, 'fix_rmd_flags'):
+ self.report("Not fixing incorrect RMD_FLAGS %u" % rmd_flags)
+ return
+ m = ldb.Message()
+ m.dn = obj.dn
+ m['old_value'] = ldb.MessageElement(str(revealed_dn), ldb.FLAG_MOD_DELETE, attrname)
+ if self.do_modify(m, ["show_recycled:1", "reveal_internals:0", "show_deleted:0"],
+ "Failed to fix incorrect RMD_FLAGS %u" % rmd_flags):
+ self.report("Fixed incorrect RMD_FLAGS %u" % (rmd_flags))
+
def err_orphaned_backlink(self, obj, attrname, val, link_name, target_dn):
'''handle a orphaned backlink value'''
self.report("ERROR: orphaned backlink attribute '%s' in %s for link %s in %s" % (attrname, obj.dn, link_name, target_dn))
@@ -295,6 +310,18 @@ class dbcheck(object):
"Failed to fix orphaned backlink %s" % link_name):
self.report("Fixed orphaned backlink %s" % (link_name))
+ def find_revealed_link(self, dn, attrname, guid):
+ '''return a revealed link in an object'''
+ res = self.samdb.search(base=dn, scope=ldb.SCOPE_BASE, attrs=[attrname],
+ controls=["show_deleted:0", "extended_dn:0", "reveal_internals:0"])
+ syntax_oid = self.samdb_schema.get_syntax_oid_from_lDAPDisplayName(attrname)
+ for val in res[0][attrname]:
+ dsdb_dn = dsdb_Dn(self.samdb, val, syntax_oid)
+ guid2 = dsdb_dn.dn.get_extended_component("GUID")
+ if guid == guid2:
+ return dsdb_dn
+ return None
+
def check_dn(self, obj, attrname, syntax_oid):
'''check a DN attribute for correctness'''
error_count = 0
@@ -344,6 +371,14 @@ class dbcheck(object):
res[0].dn, "incorrect string version of DN")
continue
+ if is_deleted and not target_is_deleted and reverse_link_name is not None:
+ revealed_dn = self.find_revealed_link(obj.dn, attrname, guid)
+ rmd_flags = revealed_dn.dn.get_extended_component("RMD_FLAGS")
+ if rmd_flags != None and (int(rmd_flags) & 1) == 0:
+ # the RMD_FLAGS for this link should be 1, as the target is deleted
+ self.err_incorrect_rmd_flags(obj, attrname, revealed_dn)
+ continue
+
# check the reverse_link is correct if there should be one
if reverse_link_name is not None:
match_count = 0