2 Unix SMB/CIFS implementation.
3 async implementation of WINBINDD_GETGRNAM
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/>.
23 struct winbindd_getgrnam_state {
24 struct tevent_context *ev;
25 fstring name_domain, name_group;
30 struct talloc_dict *members;
33 static void winbindd_getgrnam_lookupsid_done(struct tevent_req *subreq);
34 static void winbindd_getgrnam_done(struct tevent_req *subreq);
36 struct tevent_req *winbindd_getgrnam_send(TALLOC_CTX *mem_ctx,
37 struct tevent_context *ev,
38 struct winbindd_request *request)
40 struct tevent_req *req, *subreq;
41 struct winbindd_getgrnam_state *state;
42 struct winbindd_domain *domain;
46 req = tevent_req_create(mem_ctx, &state,
47 struct winbindd_getgrnam_state);
53 /* Ensure null termination */
54 request->data.groupname[sizeof(request->data.groupname)-1]='\0';
56 DEBUG(3, ("getgrnam %s\n", request->data.groupname));
58 nt_status = normalize_name_unmap(state, request->data.groupname, &tmp);
59 /* If we didn't map anything in the above call, just reset the
60 tmp pointer to the original string */
61 if (!NT_STATUS_IS_OK(nt_status) &&
62 !NT_STATUS_EQUAL(nt_status, NT_STATUS_FILE_RENAMED))
64 tmp = request->data.groupname;
67 /* Parse domain and groupname */
69 parse_domain_user(tmp, state->name_domain, state->name_group);
71 /* if no domain or our local domain and no local tdb group, default to
72 * our local domain for aliases */
74 if ( !*(state->name_domain) || strequal(state->name_domain,
75 get_global_sam_name()) ) {
76 fstrcpy(state->name_domain, get_global_sam_name());
79 /* Get info for the domain */
81 domain = find_domain_from_name_noinit(state->name_domain);
83 DEBUG(3, ("could not get domain sid for domain %s\n",
85 tevent_req_nterror(req, NT_STATUS_NO_SUCH_GROUP);
86 return tevent_req_post(req, ev);
89 /* should we deal with users for our domain? */
91 if ( lp_winbind_trusted_domains_only() && domain->primary) {
92 DEBUG(7,("winbindd_getgrnam: My domain -- rejecting "
93 "getgrnam() for %s\\%s.\n", state->name_domain,
95 tevent_req_nterror(req, NT_STATUS_NO_SUCH_GROUP);
96 return tevent_req_post(req, ev);
99 subreq = wb_lookupname_send(state, ev, domain->name, state->name_group,
101 if (tevent_req_nomem(subreq, req)) {
102 return tevent_req_post(req, ev);
104 tevent_req_set_callback(subreq, winbindd_getgrnam_lookupsid_done,
109 static void winbindd_getgrnam_lookupsid_done(struct tevent_req *subreq)
111 struct tevent_req *req = tevent_req_callback_data(
112 subreq, struct tevent_req);
113 struct winbindd_getgrnam_state *state = tevent_req_data(
114 req, struct winbindd_getgrnam_state);
115 enum lsa_SidType type;
118 status = wb_lookupname_recv(subreq, &state->sid, &type);
120 if (!NT_STATUS_IS_OK(status)) {
121 tevent_req_nterror(req, status);
125 if ( (type != SID_NAME_DOM_GRP) && (type != SID_NAME_ALIAS) ) {
126 DEBUG(5,("getgrnam_recv: not a group!\n"));
127 tevent_req_nterror(req, NT_STATUS_NO_SUCH_GROUP);
131 subreq = wb_getgrsid_send(state, state->ev, &state->sid,
132 lp_winbind_expand_groups());
133 if (tevent_req_nomem(subreq, req)) {
136 tevent_req_set_callback(subreq, winbindd_getgrnam_done, req);
139 static void winbindd_getgrnam_done(struct tevent_req *subreq)
141 struct tevent_req *req = tevent_req_callback_data(
142 subreq, struct tevent_req);
143 struct winbindd_getgrnam_state *state = tevent_req_data(
144 req, struct winbindd_getgrnam_state);
147 status = wb_getgrsid_recv(subreq, state, &state->domname, &state->name,
148 &state->gid, &state->members);
150 if (!NT_STATUS_IS_OK(status)) {
151 tevent_req_nterror(req, status);
154 tevent_req_done(req);
157 NTSTATUS winbindd_getgrnam_recv(struct tevent_req *req,
158 struct winbindd_response *response)
160 struct winbindd_getgrnam_state *state = tevent_req_data(
161 req, struct winbindd_getgrnam_state);
166 if (tevent_req_is_nterror(req, &status)) {
167 DEBUG(5, ("Could not convert sid %s: %s\n",
168 sid_string_dbg(&state->sid), nt_errstr(status)));
172 if (!fill_grent(talloc_tos(), &response->data.gr, state->domname,
173 state->name, state->gid)) {
174 DEBUG(5, ("fill_grent failed\n"));
175 return NT_STATUS_NO_MEMORY;
178 status = winbindd_print_groupmembers(state->members, response,
181 response->data.gr.num_gr_mem = (uint32)num_members;
183 /* Group membership lives at start of extra data */
185 response->data.gr.gr_mem_ofs = 0;
186 response->extra_data.data = buf;
187 response->length += talloc_get_size(response->extra_data.data);