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authorAndrew Tridgell <tridge@samba.org>2011-06-22 20:01:58 +1000
committerMatthieu Patou <mat@samba.org>2011-06-22 20:13:08 +0200
commit7fff636bce2576a63170bf3cc555eb85b8fefd67 (patch)
treedbe30f367f90dc6ac7cc276ad5b51356aef8b660
parent9be9f0e43c9312094a42efa236791dfcd95dc9f9 (diff)
downloadsamba-7fff636bce2576a63170bf3cc555eb85b8fefd67.tar.gz
samba-7fff636bce2576a63170bf3cc555eb85b8fefd67.tar.bz2
samba-7fff636bce2576a63170bf3cc555eb85b8fefd67.zip
samba-tool: make the dbcheck class available outside of samba-tool
this will be used in provision, and probably in upgradeprovision as well
-rw-r--r--source4/scripting/python/samba/dbchecker.py308
-rw-r--r--source4/scripting/python/samba/netcmd/dbcheck.py301
2 files changed, 324 insertions, 285 deletions
diff --git a/source4/scripting/python/samba/dbchecker.py b/source4/scripting/python/samba/dbchecker.py
new file mode 100644
index 0000000000..1687c82d83
--- /dev/null
+++ b/source4/scripting/python/samba/dbchecker.py
@@ -0,0 +1,308 @@
+#!/usr/bin/env python
+#
+# Samba4 AD database checker
+#
+# Copyright (C) Andrew Tridgell 2011
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program. If not, see <http://www.gnu.org/licenses/>.
+#
+
+import ldb, sys
+from samba import dsdb
+from samba import common
+from samba.dcerpc import misc
+
+
+class dsdb_DN(object):
+ '''a class to manipulate DN components'''
+
+ def __init__(self, samdb, dnstring, syntax_oid):
+ if syntax_oid in [ dsdb.DSDB_SYNTAX_BINARY_DN, dsdb.DSDB_SYNTAX_STRING_DN ]:
+ colons = dnstring.split(':')
+ if len(colons) < 4:
+ raise Exception("invalid DN prefix")
+ prefix_len = 4 + len(colons[1]) + int(colons[1])
+ self.prefix = dnstring[0:prefix_len]
+ self.dnstring = dnstring[prefix_len:]
+ else:
+ self.dnstring = dnstring
+ self.prefix = ''
+ try:
+ self.dn = ldb.Dn(samdb, self.dnstring)
+ except Exception, msg:
+ print("ERROR: bad DN string '%s'" % self.dnstring)
+ raise
+
+ def __str__(self):
+ return self.prefix + str(self.dn.extended_str(mode=1))
+
+class dbcheck(object):
+ """check a SAM database for errors"""
+
+ def __init__(self, samdb, samdb_schema=None, verbose=False, fix=False, yes=False, quiet=False):
+ self.samdb = samdb
+ self.samdb_schema = (samdb_schema or samdb)
+ self.verbose = verbose
+ self.fix = fix
+ self.yes = yes
+ self.quiet = quiet
+
+ def check_database(self, DN=None, scope=ldb.SCOPE_SUBTREE, controls=[]):
+ '''perform a database check, returning the number of errors found'''
+ self.search_scope = scope
+
+ res = self.samdb.search(base=DN, scope=self.search_scope, attrs=['dn'], controls=controls)
+ self.report('Checking %u objects' % len(res))
+ error_count = 0
+ for object in res:
+ error_count += self.check_object(object.dn)
+ if error_count != 0 and not self.fix:
+ self.report("Please use --fix to fix these errors")
+ self.report('Checked %u objects (%u errors)' % (len(res), error_count))
+
+ return error_count
+
+
+ def report(self, msg):
+ '''print a message unless quiet is set'''
+ if not self.quiet:
+ print(msg)
+
+
+ ################################################################
+ # a local confirm function that obeys the --fix and --yes options
+ def confirm(self, msg):
+ '''confirm a change'''
+ if not self.fix:
+ return False
+ return common.confirm(msg, forced=self.yes)
+
+
+ ################################################################
+ # handle empty attributes
+ def err_empty_attribute(self, dn, attrname):
+ '''fix empty attributes'''
+ self.report("ERROR: Empty attribute %s in %s" % (attrname, dn))
+ if not self.confirm('Remove empty attribute %s from %s?' % (attrname, dn)):
+ self.report("Not fixing empty attribute %s" % attrname)
+ return
+
+ m = ldb.Message()
+ m.dn = dn
+ m[attrname] = ldb.MessageElement('', ldb.FLAG_MOD_DELETE, attrname)
+ if self.verbose:
+ self.report(self.samdb.write_ldif(m, ldb.CHANGETYPE_MODIFY))
+ try:
+ self.samdb.modify(m, controls=["relax:0"], validate=False)
+ except Exception, msg:
+ self.report("Failed to remove empty attribute %s : %s" % (attrname, msg))
+ return
+ self.report("Removed empty attribute %s" % attrname)
+
+
+ ################################################################
+ # handle normalisation mismatches
+ def err_normalise_mismatch(self, dn, attrname, values):
+ '''fix attribute normalisation errors'''
+ self.report("ERROR: Normalisation error for attribute %s in %s" % (attrname, dn))
+ mod_list = []
+ for val in values:
+ normalised = self.samdb.dsdb_normalise_attributes(self.samdb_schema, attrname, [val])
+ if len(normalised) != 1:
+ self.report("Unable to normalise value '%s'" % val)
+ mod_list.append((val, ''))
+ elif (normalised[0] != val):
+ self.report("value '%s' should be '%s'" % (val, normalised[0]))
+ mod_list.append((val, normalised[0]))
+ if not self.confirm('Fix normalisation for %s from %s?' % (attrname, dn)):
+ self.report("Not fixing attribute %s" % attrname)
+ return
+
+ m = ldb.Message()
+ m.dn = dn
+ for i in range(0, len(mod_list)):
+ (val, nval) = mod_list[i]
+ m['value_%u' % i] = ldb.MessageElement(val, ldb.FLAG_MOD_DELETE, attrname)
+ if nval != '':
+ m['normv_%u' % i] = ldb.MessageElement(nval, ldb.FLAG_MOD_ADD, attrname)
+
+ if self.verbose:
+ self.report(self.samdb.write_ldif(m, ldb.CHANGETYPE_MODIFY))
+ try:
+ self.samdb.modify(m, controls=["relax:0"], validate=False)
+ except Exception, msg:
+ self.report("Failed to normalise attribute %s : %s" % (attrname, msg))
+ return
+ self.report("Normalised attribute %s" % attrname)
+
+
+ ################################################################
+ # handle a missing GUID extended DN component
+ def err_incorrect_dn_GUID(self, dn, attrname, val, dsdb_dn, errstr):
+ self.report("ERROR: %s component for %s in object %s - %s" % (errstr, attrname, dn, val))
+ try:
+ res = self.samdb.search(base=dsdb_dn.dn, scope=ldb.SCOPE_BASE,
+ attrs=[], controls=["extended_dn:1:1"])
+ except ldb.LdbError, (enum, estr):
+ self.report("unable to find object for DN %s - cannot fix (%s)" % (dsdb_dn.dn, estr))
+ return
+ dsdb_dn.dn = res[0].dn
+
+ if not self.confirm('Change DN to %s?' % str(dsdb_dn)):
+ self.report("Not fixing %s" % errstr)
+ return
+ m = ldb.Message()
+ m.dn = dn
+ m['old_value'] = ldb.MessageElement(val, ldb.FLAG_MOD_DELETE, attrname)
+ m['new_value'] = ldb.MessageElement(str(dsdb_dn), ldb.FLAG_MOD_ADD, attrname)
+ if self.verbose:
+ self.report(self.samdb.write_ldif(m, ldb.CHANGETYPE_MODIFY))
+ try:
+ self.samdb.modify(m)
+ except Exception, msg:
+ self.report("Failed to fix %s on attribute %s : %s" % (errstr, attrname, msg))
+ return
+ self.report("Fixed %s on attribute %s" % (errstr, attrname))
+
+
+ ################################################################
+ # handle a DN pointing to a deleted object
+ def err_deleted_dn(self, dn, attrname, val, dsdb_dn, correct_dn):
+ self.report("ERROR: target DN is deleted for %s in object %s - %s" % (attrname, dn, val))
+ self.report("Target GUID points at deleted DN %s" % correct_dn)
+ if not self.confirm('Remove DN?'):
+ self.report("Not removing")
+ return
+ m = ldb.Message()
+ m.dn = dn
+ m['old_value'] = ldb.MessageElement(val, ldb.FLAG_MOD_DELETE, attrname)
+ if self.verbose:
+ self.report(self.samdb.write_ldif(m, ldb.CHANGETYPE_MODIFY))
+ try:
+ self.samdb.modify(m)
+ except Exception, msg:
+ self.report("Failed to remove deleted DN attribute %s : %s" % (attrname, msg))
+ return
+ self.report("Removed deleted DN on attribute %s" % attrname)
+
+
+ ################################################################
+ # handle a DN string being incorrect
+ def err_dn_target_mismatch(self, dn, attrname, val, dsdb_dn, correct_dn):
+ self.report("ERROR: incorrect DN string component for %s in object %s - %s" % (attrname, dn, val))
+ dsdb_dn.dn = correct_dn
+
+ if not self.confirm('Change DN to %s?' % str(dsdb_dn)):
+ self.report("Not fixing %s" % errstr)
+ return
+ m = ldb.Message()
+ m.dn = dn
+ m['old_value'] = ldb.MessageElement(val, ldb.FLAG_MOD_DELETE, attrname)
+ m['new_value'] = ldb.MessageElement(str(dsdb_dn), ldb.FLAG_MOD_ADD, attrname)
+ if self.verbose:
+ self.report(self.samdb.write_ldif(m, ldb.CHANGETYPE_MODIFY))
+ try:
+ self.samdb.modify(m)
+ except Exception, msg:
+ self.report("Failed to fix incorrect DN string on attribute %s : %s" % (attrname, msg))
+ return
+ self.report("Fixed incorrect DN string on attribute %s" % (attrname))
+
+
+ ################################################################
+ # specialised checking for a dn attribute
+ def check_dn(self, obj, attrname, syntax_oid):
+ '''check a DN attribute for correctness'''
+ error_count = 0
+ for val in obj[attrname]:
+ dsdb_dn = dsdb_DN(self.samdb, val, syntax_oid)
+
+ # all DNs should have a GUID component
+ guid = dsdb_dn.dn.get_extended_component("GUID")
+ if guid is None:
+ error_count += 1
+ self.err_incorrect_dn_GUID(obj.dn, attrname, val, dsdb_dn, "missing GUID")
+ continue
+
+ guidstr = str(misc.GUID(guid))
+
+ # check its the right GUID
+ try:
+ res = self.samdb.search(base="<GUID=%s>" % guidstr, scope=ldb.SCOPE_BASE,
+ attrs=['isDeleted'], controls=["extended_dn:1:1", "show_deleted:1"])
+ except ldb.LdbError, (enum, estr):
+ error_count += 1
+ self.err_incorrect_dn_GUID(obj.dn, attrname, val, dsdb_dn, "incorrect GUID")
+ continue
+
+ # the target DN might be deleted
+ if (dsdb_dn.prefix != "B:32:18E2EA80684F11D2B9AA00C04F79F805:" and
+ 'isDeleted' in res[0] and
+ res[0]['isDeleted'][0].upper() == "TRUE"):
+ # note that we don't check this for the special wellKnownObjects prefix
+ # for Deleted Objects, as we expect that to be deleted
+ error_count += 1
+ self.err_deleted_dn(obj.dn, attrname, val, dsdb_dn, res[0].dn)
+ continue
+
+ # check the DN matches in string form
+ if res[0].dn.extended_str() != dsdb_dn.dn.extended_str():
+ error_count += 1
+ self.err_dn_target_mismatch(obj.dn, attrname, val, dsdb_dn, res[0].dn)
+ continue
+
+ return error_count
+
+
+
+ ################################################################
+ # check one object - calls to individual error handlers above
+ def check_object(self, dn):
+ '''check one object'''
+ if self.verbose:
+ self.report("Checking object %s" % dn)
+ res = self.samdb.search(base=dn, scope=ldb.SCOPE_BASE, controls=["extended_dn:1:1"], attrs=['*', 'ntSecurityDescriptor'])
+ if len(res) != 1:
+ self.report("Object %s disappeared during check" % dn)
+ return 1
+ obj = res[0]
+ error_count = 0
+ for attrname in obj:
+ if attrname == 'dn':
+ continue
+
+ # check for empty attributes
+ for val in obj[attrname]:
+ if val == '':
+ self.err_empty_attribute(dn, attrname)
+ error_count += 1
+ continue
+
+ # get the syntax oid for the attribute, so we can can have
+ # special handling for some specific attribute types
+ syntax_oid = self.samdb_schema.get_syntax_oid_from_lDAPDisplayName(attrname)
+
+ if syntax_oid in [ dsdb.DSDB_SYNTAX_BINARY_DN, dsdb.DSDB_SYNTAX_OR_NAME,
+ dsdb.DSDB_SYNTAX_STRING_DN, ldb.LDB_SYNTAX_DN ]:
+ # it's some form of DN, do specialised checking on those
+ error_count += self.check_dn(obj, attrname, syntax_oid)
+
+ # check for incorrectly normalised attributes
+ for val in obj[attrname]:
+ normalised = self.samdb.dsdb_normalise_attributes(self.samdb_schema, attrname, [val])
+ if len(normalised) != 1 or normalised[0] != val:
+ self.err_normalise_mismatch(dn, attrname, obj[attrname])
+ error_count += 1
+ break
+ return error_count
diff --git a/source4/scripting/python/samba/netcmd/dbcheck.py b/source4/scripting/python/samba/netcmd/dbcheck.py
index ccc6355193..4a4fe9cb84 100644
--- a/source4/scripting/python/samba/netcmd/dbcheck.py
+++ b/source4/scripting/python/samba/netcmd/dbcheck.py
@@ -20,40 +20,14 @@
import ldb, sys
import samba.getopt as options
-from samba import dsdb
-from samba import common
from samba.auth import system_session
from samba.samdb import SamDB
-from samba.dcerpc import misc
from samba.netcmd import (
Command,
CommandError,
Option
)
-
-
-class dsdb_DN(object):
- '''a class to manipulate DN components'''
-
- def __init__(self, samdb, dnstring, syntax_oid):
- if syntax_oid in [ dsdb.DSDB_SYNTAX_BINARY_DN, dsdb.DSDB_SYNTAX_STRING_DN ]:
- colons = dnstring.split(':')
- if len(colons) < 4:
- raise Exception("invalid DN prefix")
- prefix_len = 4 + len(colons[1]) + int(colons[1])
- self.prefix = dnstring[0:prefix_len]
- self.dnstring = dnstring[prefix_len:]
- else:
- self.dnstring = dnstring
- self.prefix = ''
- try:
- self.dn = ldb.Dn(samdb, self.dnstring)
- except Exception, msg:
- print("ERROR: bad DN string '%s'" % self.dnstring)
- raise
-
- def __str__(self):
- return self.prefix + str(self.dn.extended_str(mode=1))
+from samba.dbchecker import dbcheck
class cmd_dbcheck(Command):
@@ -86,27 +60,23 @@ class cmd_dbcheck(Command):
def run(self, H=None, DN=None, verbose=False, fix=False, yes=False, cross_ncs=False, quiet=False,
scope="SUB", credopts=None, sambaopts=None, versionopts=None):
- self.lp = sambaopts.get_loadparm()
- self.creds = credopts.get_credentials(self.lp, fallback_machine=True)
- self.samdb = SamDB(session_info=system_session(), url=H,
- credentials=self.creds, lp=self.lp)
+ lp = sambaopts.get_loadparm()
+ creds = credopts.get_credentials(lp, fallback_machine=True)
+
+ samdb = SamDB(session_info=system_session(), url=H,
+ credentials=creds, lp=lp)
if H is None:
- self.local_samdb = self.samdb
+ samdb_schema = samdb
else:
- self.local_samdb = SamDB(session_info=system_session(), url=None,
- credentials=self.creds, lp=self.lp)
-
- self.verbose = verbose
- self.fix = fix
- self.yes = yes
- self.quiet = quiet
+ samdb_schema = SamDB(session_info=system_session(), url=None,
+ credentials=creds, lp=lp)
scope_map = { "SUB": ldb.SCOPE_SUBTREE, "BASE":ldb.SCOPE_BASE, "ONE":ldb.SCOPE_ONELEVEL }
scope = scope.upper()
if not scope in scope_map:
raise CommandError("Unknown scope %s" % scope)
- self.search_scope = scope_map[scope]
+ search_scope = scope_map[scope]
controls = []
if H is not None:
@@ -114,254 +84,15 @@ class cmd_dbcheck(Command):
if cross_ncs:
controls.append("search_options:1:2")
- if self.yes and self.fix:
- self.samdb.transaction_start()
+ if yes and fix:
+ samdb.transaction_start()
- res = self.samdb.search(base=DN, scope=self.search_scope, attrs=['dn'], controls=controls)
- self.report('Checking %u objects' % len(res))
- error_count = 0
- for object in res:
- error_count += self.check_object(object.dn)
- if error_count != 0 and not self.fix:
- self.report("Please use --fix to fix these errors")
- self.report('Checked %u objects (%u errors)' % (len(res), error_count))
+ chk = dbcheck(samdb, samdb_schema=samdb_schema, verbose=verbose, fix=fix, yes=yes, quiet=quiet)
+ error_count = chk.check_database(DN=DN, scope=search_scope, controls=controls)
- if self.yes and self.fix:
- self.samdb.transaction_commit()
+ if yes and fix:
+ samdb.transaction_commit()
if error_count != 0:
sys.exit(1)
-
- def report(self, msg):
- '''print a message unless quiet is set'''
- if not self.quiet:
- print(msg)
-
-
- ################################################################
- # a local confirm function that obeys the --fix and --yes options
- def confirm(self, msg):
- '''confirm a change'''
- if not self.fix:
- return False
- return common.confirm(msg, forced=self.yes)
-
-
- ################################################################
- # handle empty attributes
- def err_empty_attribute(self, dn, attrname):
- '''fix empty attributes'''
- self.report("ERROR: Empty attribute %s in %s" % (attrname, dn))
- if not self.confirm('Remove empty attribute %s from %s?' % (attrname, dn)):
- self.report("Not fixing empty attribute %s" % attrname)
- return
-
- m = ldb.Message()
- m.dn = dn
- m[attrname] = ldb.MessageElement('', ldb.FLAG_MOD_DELETE, attrname)
- if self.verbose:
- self.report(self.samdb.write_ldif(m, ldb.CHANGETYPE_MODIFY))
- try:
- self.samdb.modify(m, controls=["relax:0"], validate=False)
- except Exception, msg:
- self.report("Failed to remove empty attribute %s : %s" % (attrname, msg))
- return
- self.report("Removed empty attribute %s" % attrname)
-
-
- ################################################################
- # handle normalisation mismatches
- def err_normalise_mismatch(self, dn, attrname, values):
- '''fix attribute normalisation errors'''
- self.report("ERROR: Normalisation error for attribute %s in %s" % (attrname, dn))
- mod_list = []
- for val in values:
- normalised = self.samdb.dsdb_normalise_attributes(self.local_samdb, attrname, [val])
- if len(normalised) != 1:
- self.report("Unable to normalise value '%s'" % val)
- mod_list.append((val, ''))
- elif (normalised[0] != val):
- self.report("value '%s' should be '%s'" % (val, normalised[0]))
- mod_list.append((val, normalised[0]))
- if not self.confirm('Fix normalisation for %s from %s?' % (attrname, dn)):
- self.report("Not fixing attribute %s" % attrname)
- return
-
- m = ldb.Message()
- m.dn = dn
- for i in range(0, len(mod_list)):
- (val, nval) = mod_list[i]
- m['value_%u' % i] = ldb.MessageElement(val, ldb.FLAG_MOD_DELETE, attrname)
- if nval != '':
- m['normv_%u' % i] = ldb.MessageElement(nval, ldb.FLAG_MOD_ADD, attrname)
-
- if self.verbose:
- self.report(self.samdb.write_ldif(m, ldb.CHANGETYPE_MODIFY))
- try:
- self.samdb.modify(m, controls=["relax:0"], validate=False)
- except Exception, msg:
- self.report("Failed to normalise attribute %s : %s" % (attrname, msg))
- return
- self.report("Normalised attribute %s" % attrname)
-
-
- ################################################################
- # handle a missing GUID extended DN component
- def err_incorrect_dn_GUID(self, dn, attrname, val, dsdb_dn, errstr):
- self.report("ERROR: %s component for %s in object %s - %s" % (errstr, attrname, dn, val))
- try:
- res = self.samdb.search(base=dsdb_dn.dn, scope=ldb.SCOPE_BASE,
- attrs=[], controls=["extended_dn:1:1"])
- except ldb.LdbError, (enum, estr):
- self.report("unable to find object for DN %s - cannot fix (%s)" % (dsdb_dn.dn, estr))
- return
- dsdb_dn.dn = res[0].dn
-
- if not self.confirm('Change DN to %s?' % str(dsdb_dn)):
- self.report("Not fixing %s" % errstr)
- return
- m = ldb.Message()
- m.dn = dn
- m['old_value'] = ldb.MessageElement(val, ldb.FLAG_MOD_DELETE, attrname)
- m['new_value'] = ldb.MessageElement(str(dsdb_dn), ldb.FLAG_MOD_ADD, attrname)
- if self.verbose:
- self.report(self.samdb.write_ldif(m, ldb.CHANGETYPE_MODIFY))
- try:
- self.samdb.modify(m)
- except Exception, msg:
- self.report("Failed to fix %s on attribute %s : %s" % (errstr, attrname, msg))
- return
- self.report("Fixed %s on attribute %s" % (errstr, attrname))
-
-
- ################################################################
- # handle a DN pointing to a deleted object
- def err_deleted_dn(self, dn, attrname, val, dsdb_dn, correct_dn):
- self.report("ERROR: target DN is deleted for %s in object %s - %s" % (attrname, dn, val))
- self.report("Target GUID points at deleted DN %s" % correct_dn)
- if not self.confirm('Remove DN?'):
- self.report("Not removing")
- return
- m = ldb.Message()
- m.dn = dn
- m['old_value'] = ldb.MessageElement(val, ldb.FLAG_MOD_DELETE, attrname)
- if self.verbose:
- self.report(self.samdb.write_ldif(m, ldb.CHANGETYPE_MODIFY))
- try:
- self.samdb.modify(m)
- except Exception, msg:
- self.report("Failed to remove deleted DN attribute %s : %s" % (attrname, msg))
- return
- self.report("Removed deleted DN on attribute %s" % attrname)
-
-
- ################################################################
- # handle a DN string being incorrect
- def err_dn_target_mismatch(self, dn, attrname, val, dsdb_dn, correct_dn):
- self.report("ERROR: incorrect DN string component for %s in object %s - %s" % (attrname, dn, val))
- dsdb_dn.dn = correct_dn
-
- if not self.confirm('Change DN to %s?' % str(dsdb_dn)):
- self.report("Not fixing %s" % errstr)
- return
- m = ldb.Message()
- m.dn = dn
- m['old_value'] = ldb.MessageElement(val, ldb.FLAG_MOD_DELETE, attrname)
- m['new_value'] = ldb.MessageElement(str(dsdb_dn), ldb.FLAG_MOD_ADD, attrname)
- if self.verbose:
- self.report(self.samdb.write_ldif(m, ldb.CHANGETYPE_MODIFY))
- try:
- self.samdb.modify(m)
- except Exception, msg:
- self.report("Failed to fix incorrect DN string on attribute %s : %s" % (attrname, msg))
- return
- self.report("Fixed incorrect DN string on attribute %s" % (attrname))
-
-
- ################################################################
- # specialised checking for a dn attribute
- def check_dn(self, obj, attrname, syntax_oid):
- '''check a DN attribute for correctness'''
- error_count = 0
- for val in obj[attrname]:
- dsdb_dn = dsdb_DN(self.samdb, val, syntax_oid)
-
- # all DNs should have a GUID component
- guid = dsdb_dn.dn.get_extended_component("GUID")
- if guid is None:
- error_count += 1
- self.err_incorrect_dn_GUID(obj.dn, attrname, val, dsdb_dn, "missing GUID")
- continue
-
- guidstr = str(misc.GUID(guid))
-
- # check its the right GUID
- try:
- res = self.samdb.search(base="<GUID=%s>" % guidstr, scope=ldb.SCOPE_BASE,
- attrs=['isDeleted'], controls=["extended_dn:1:1", "show_deleted:1"])
- except ldb.LdbError, (enum, estr):
- error_count += 1
- self.err_incorrect_dn_GUID(obj.dn, attrname, val, dsdb_dn, "incorrect GUID")
- continue
-
- # the target DN might be deleted
- if (dsdb_dn.prefix != "B:32:18E2EA80684F11D2B9AA00C04F79F805:" and
- 'isDeleted' in res[0] and
- res[0]['isDeleted'][0].upper() == "TRUE"):
- # note that we don't check this for the special wellKnownObjects prefix
- # for Deleted Objects, as we expect that to be deleted
- error_count += 1
- self.err_deleted_dn(obj.dn, attrname, val, dsdb_dn, res[0].dn)
- continue
-
- # check the DN matches in string form
- if res[0].dn.extended_str() != dsdb_dn.dn.extended_str():
- error_count += 1
- self.err_dn_target_mismatch(obj.dn, attrname, val, dsdb_dn, res[0].dn)
- continue
-
- return error_count
-
-
-
- ################################################################
- # check one object - calls to individual error handlers above
- def check_object(self, dn):
- '''check one object'''
- if self.verbose:
- self.report("Checking object %s" % dn)
- res = self.samdb.search(base=dn, scope=ldb.SCOPE_BASE, controls=["extended_dn:1:1"], attrs=['*', 'ntSecurityDescriptor'])
- if len(res) != 1:
- self.report("Object %s disappeared during check" % dn)
- return 1
- obj = res[0]
- error_count = 0
- for attrname in obj:
- if attrname == 'dn':
- continue
-
- # check for empty attributes
- for val in obj[attrname]:
- if val == '':
- self.err_empty_attribute(dn, attrname)
- error_count += 1
- continue
-
- # get the syntax oid for the attribute, so we can can have
- # special handling for some specific attribute types
- syntax_oid = self.local_samdb.get_syntax_oid_from_lDAPDisplayName(attrname)
-
- if syntax_oid in [ dsdb.DSDB_SYNTAX_BINARY_DN, dsdb.DSDB_SYNTAX_OR_NAME,
- dsdb.DSDB_SYNTAX_STRING_DN, ldb.LDB_SYNTAX_DN ]:
- # it's some form of DN, do specialised checking on those
- error_count += self.check_dn(obj, attrname, syntax_oid)
-
- # check for incorrectly normalised attributes
- for val in obj[attrname]:
- normalised = self.samdb.dsdb_normalise_attributes(self.local_samdb, attrname, [val])
- if len(normalised) != 1 or normalised[0] != val:
- self.err_normalise_mismatch(dn, attrname, obj[attrname])
- error_count += 1
- break
- return error_count