2 Unix SMB/CIFS implementation.
4 Copyright (C) Volker Lendecke 2009
6 This program is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 3 of the License, or
9 (at your option) any later version.
11 This program is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with this program. If not, see <http://www.gnu.org/licenses/>.
22 #include "librpc/gen_ndr/cli_wbint.h"
23 #include "idmap_cache.h"
25 struct wb_sid2uid_state
{
26 struct tevent_context
*ev
;
33 static void wb_sid2uid_lookup_done(struct tevent_req
*subreq
);
34 static void wb_sid2uid_done(struct tevent_req
*subreq
);
36 struct tevent_req
*wb_sid2uid_send(TALLOC_CTX
*mem_ctx
,
37 struct tevent_context
*ev
,
38 const struct dom_sid
*sid
)
40 struct tevent_req
*req
, *subreq
;
41 struct wb_sid2uid_state
*state
;
44 req
= tevent_req_create(mem_ctx
, &state
, struct wb_sid2uid_state
);
48 sid_copy(&state
->sid
, sid
);
51 if (winbindd_use_idmap_cache()
52 && idmap_cache_find_sid2uid(sid
, &state
->uid
, &expired
)) {
54 DEBUG(10, ("idmap_cache_find_sid2uid found %d%s\n",
55 (int)state
->uid
, expired
? " (expired)": ""));
57 if (!expired
|| is_domain_offline(find_our_domain())) {
58 if (state
->uid
== -1) {
59 tevent_req_nterror(req
, NT_STATUS_NONE_MAPPED
);
63 return tevent_req_post(req
, ev
);
68 * We need to make sure the sid is of the right type to not flood
69 * idmap with wrong entries
72 subreq
= wb_lookupsid_send(state
, ev
, &state
->sid
);
73 if (tevent_req_nomem(subreq
, req
)) {
74 return tevent_req_post(req
, ev
);
76 tevent_req_set_callback(subreq
, wb_sid2uid_lookup_done
, req
);
80 static void wb_sid2uid_lookup_done(struct tevent_req
*subreq
)
82 struct tevent_req
*req
= tevent_req_callback_data(
83 subreq
, struct tevent_req
);
84 struct wb_sid2uid_state
*state
= tevent_req_data(
85 req
, struct wb_sid2uid_state
);
86 struct winbindd_domain
*domain
;
89 enum lsa_SidType type
;
91 struct winbindd_child
*child
;
93 status
= wb_lookupsid_recv(subreq
, talloc_tos(), &type
, &domname
,
95 if (!NT_STATUS_IS_OK(status
)) {
96 tevent_req_nterror(req
, status
);
100 if ((type
!= SID_NAME_USER
) && (type
!= SID_NAME_COMPUTER
)) {
101 DEBUG(5, ("Sid %s is not a user or a computer.\n",
102 sid_string_dbg(&state
->sid
)));
104 * We have to set the cache ourselves here, the child
105 * which is normally responsible was not queried yet.
107 idmap_cache_set_sid2uid(&state
->sid
, -1);
108 tevent_req_nterror(req
, NT_STATUS_INVALID_SID
);
112 domain
= find_domain_from_sid_noinit(&state
->sid
);
115 * TODO: Issue a gettrustinfo here in case we don't have "domain" yet?
118 if ((domain
!= NULL
) && domain
->have_idmap_config
) {
119 state
->dom_name
= domain
->name
;
121 state
->dom_name
= NULL
;
124 child
= idmap_child();
126 subreq
= dcerpc_wbint_Sid2Uid_send(state
, state
->ev
, child
->binding_handle
,
127 state
->dom_name
, &state
->sid
,
129 if (tevent_req_nomem(subreq
, req
)) {
132 tevent_req_set_callback(subreq
, wb_sid2uid_done
, req
);
135 static void wb_sid2uid_done(struct tevent_req
*subreq
)
137 struct tevent_req
*req
= tevent_req_callback_data(
138 subreq
, struct tevent_req
);
139 struct wb_sid2uid_state
*state
= tevent_req_data(
140 req
, struct wb_sid2uid_state
);
141 NTSTATUS status
, result
;
143 status
= dcerpc_wbint_Sid2Uid_recv(subreq
, state
, &result
);
145 if (!NT_STATUS_IS_OK(status
)) {
146 tevent_req_nterror(req
, status
);
149 if (!NT_STATUS_IS_OK(result
)) {
150 tevent_req_nterror(req
, result
);
154 state
->uid
= state
->uid64
;
155 tevent_req_done(req
);
158 NTSTATUS
wb_sid2uid_recv(struct tevent_req
*req
, uid_t
*uid
)
160 struct wb_sid2uid_state
*state
= tevent_req_data(
161 req
, struct wb_sid2uid_state
);
164 if (tevent_req_is_nterror(req
, &status
)) {