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dbcheck: Add a check that every FSMO role has a valid owner

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Autobuild-User: Andrew Bartlett <abartlet@samba.org>
Autobuild-Date: Thu Apr 19 07:49:54 CEST 2012 on sn-devel-104
This commit is contained in:
Andrew Bartlett 2012-04-19 14:14:35 +10:00
parent 6b2753d71e
commit 7ca706de8c
1 changed files with 41 additions and 0 deletions
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41
source4/scripting/python/samba/dbchecker.py
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@ -49,7 +49,12 @@ class dbcheck(object):
self.fix_all_missing_backlinks = False
self.fix_all_orphaned_backlinks = False
self.fix_rmd_flags = False
self.seize_fsmo_role = False
self.in_transaction = in_transaction
self.infrastructure_dn = ldb.Dn(samdb, "CN=Infrastructure," + samdb.domain_dn())
self.naming_dn = ldb.Dn(samdb, "CN=Partitions,%s" % samdb.get_config_basedn())
self.schema_dn = samdb.get_schema_basedn()
self.rid_dn = ldb.Dn(samdb, "CN=RID Manager$,CN=System," + samdb.domain_dn())
def check_database(self, DN=None, scope=ldb.SCOPE_SUBTREE, controls=[], attrs=['*']):
'''perform a database check, returning the number of errors found'''
@ -310,6 +315,23 @@ class dbcheck(object):
"Failed to fix orphaned backlink %s" % link_name):
self.report("Fixed orphaned backlink %s" % (link_name))
def err_no_fsmoRoleOwner(self, obj):
'''handle a missing fSMORoleOwner'''
self.report("ERROR: fSMORoleOwner not found for role %s" % (obj.dn))
res = self.samdb.search("",
scope=ldb.SCOPE_BASE, attrs=["dsServiceName"])
assert len(res) == 1
serviceName = res[0]["dsServiceName"][0]
if not self.confirm_all('Sieze role %s onto current DC by adding fSMORoleOwner=%s' % (obj.dn, serviceName), 'seize_fsmo_role'):
self.report("Not Siezing role %s onto current DC by adding fSMORoleOwner=%s" % (obj.dn, serviceName))
return
m = ldb.Message()
m.dn = obj.dn
m['value'] = ldb.MessageElement(serviceName, ldb.FLAG_MOD_ADD, 'fSMORoleOwner')
if self.do_modify(m, [],
"Failed to sieze role %s onto current DC by adding fSMORoleOwner=%s" % (obj.dn, serviceName)):
self.report("Siezed role %s onto current DC by adding fSMORoleOwner=%s" % (obj.dn, serviceName))
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],
@ -441,6 +463,20 @@ class dbcheck(object):
"Failed to fix metadata for attribute %s" % attr):
self.report("Fixed metadata for attribute %s" % attr)
def is_fsmo_role(self, dn):
if dn == self.samdb.domain_dn:
return True
if dn == self.infrastructure_dn:
return True
if dn == self.naming_dn:
return True
if dn == self.schema_dn:
return True
if dn == self.rid_dn:
return True
return False
def check_object(self, dn, attrs=['*']):
'''check one object'''
if self.verbose:
@ -550,6 +586,11 @@ class dbcheck(object):
continue
self.fix_metadata(dn, att)
if self.is_fsmo_role(dn):
if "fSMORoleOwner" not in obj:
self.err_no_fsmoRoleOwner(obj)
error_count += 1
return error_count
################################################################