ipaserver/dcerpc: catch the case of insuffient permissions when establishing trust

We attempt to delete the trust that might exist already. If there are not enough
privileges to do so, we wouldn't be able to create trust at the next step and it will fail.
However, failure to create trust will be due to the name collision as we already had
the trust with the same name before. Thus, raise access denied exception here
to properly indicate wrong access level instead of returning NT_STATUS_OBJECT_NAME_COLLISION.

https://fedorahosted.org/freeipa/ticket/4202

Reviewed-By: Martin Kosek <mkosek@redhat.com>
This commit is contained in:
Alexander Bokovoy 2014-02-26 17:43:34 +02:00 committed by Martin Kosek
parent 41ca5afba7
commit 3a7ba6013f

View File

@ -892,8 +892,11 @@ class TrustDomainInstance(object):
dname.string = another_domain.info['dns_domain']
res = self._pipe.QueryTrustedDomainInfoByName(self._policy_handle, dname, lsa.LSA_TRUSTED_DOMAIN_INFO_FULL_INFO)
self._pipe.DeleteTrustedDomain(self._policy_handle, res.info_ex.sid)
except RuntimeError, e:
pass
except RuntimeError, (num, message):
# Ignore anything but access denied (NT_STATUS_ACCESS_DENIED)
if num == -1073741790:
raise access_denied_error
try:
trustdom_handle = self._pipe.CreateTrustedDomainEx2(self._policy_handle, info, self.auth_info, security.SEC_STD_DELETE)
except RuntimeError, (num, message):