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"
24 struct wb_sid2gid_state {
25 struct tevent_context *ev;
32 static void wb_sid2gid_lookup_done(struct tevent_req *subreq);
33 static void wb_sid2gid_done(struct tevent_req *subreq);
36 struct tevent_req *wb_sid2gid_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_sid2gid_state *state;
44 req = tevent_req_create(mem_ctx, &state, struct wb_sid2gid_state);
48 sid_copy(&state->sid, sid);
51 if (winbindd_use_idmap_cache()
52 && idmap_cache_find_sid2gid(sid, &state->gid, &expired)) {
54 DEBUG(10, ("idmap_cache_find_sid2gid found %d%s\n",
55 (int)state->gid, expired ? " (expired)": ""));
57 if (!expired || is_domain_offline(find_our_domain())) {
58 if (state->gid == -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_sid2gid_lookup_done, req);
80 static void wb_sid2gid_lookup_done(struct tevent_req *subreq)
82 struct tevent_req *req = tevent_req_callback_data(
83 subreq, struct tevent_req);
84 struct wb_sid2gid_state *state = tevent_req_data(
85 req, struct wb_sid2gid_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_DOM_GRP) && (type != SID_NAME_ALIAS)
101 && (type != SID_NAME_WKN_GRP)) {
102 DEBUG(5, ("Sid %s is not a group.\n",
103 sid_string_dbg(&state->sid)));
105 * We have to set the cache ourselves here, the child
106 * which is normally responsible was not queried yet.
108 idmap_cache_set_sid2gid(&state->sid, -1);
109 tevent_req_nterror(req, NT_STATUS_INVALID_SID);
113 domain = find_domain_from_sid_noinit(&state->sid);
116 * TODO: Issue a gettrustinfo here in case we don't have "domain" yet?
119 if ((domain != NULL) && domain->have_idmap_config) {
120 state->dom_name = domain->name;
122 state->dom_name = NULL;
125 child = idmap_child();
127 subreq = rpccli_wbint_Sid2Gid_send(state, state->ev, child->rpccli,
128 state->dom_name, &state->sid,
130 if (tevent_req_nomem(subreq, req)) {
133 tevent_req_set_callback(subreq, wb_sid2gid_done, req);
136 static void wb_sid2gid_done(struct tevent_req *subreq)
138 struct tevent_req *req = tevent_req_callback_data(
139 subreq, struct tevent_req);
140 struct wb_sid2gid_state *state = tevent_req_data(
141 req, struct wb_sid2gid_state);
142 NTSTATUS status, result;
144 status = rpccli_wbint_Sid2Gid_recv(subreq, state, &result);
146 if (!NT_STATUS_IS_OK(status)) {
147 tevent_req_nterror(req, status);
150 if (!NT_STATUS_IS_OK(result)) {
151 tevent_req_nterror(req, result);
155 state->gid = state->gid64;
156 tevent_req_done(req);
159 NTSTATUS wb_sid2gid_recv(struct tevent_req *req, gid_t *gid)
161 struct wb_sid2gid_state *state = tevent_req_data(
162 req, struct wb_sid2gid_state);
165 if (tevent_req_is_nterror(req, &status)) {