1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
|
/*
Unix SMB/CIFS implementation.
async next_grent
Copyright (C) Volker Lendecke 2009
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "includes.h"
#include "winbindd.h"
#include "librpc/gen_ndr/ndr_wbint_c.h"
#include "passdb/machine_sid.h"
struct wb_next_grent_state {
struct tevent_context *ev;
int max_nesting;
struct getgrent_state *gstate;
struct wbint_Principals next_groups;
struct winbindd_gr *gr;
struct talloc_dict *members;
};
static void wb_next_grent_fetch_done(struct tevent_req *subreq);
static void wb_next_grent_getgrsid_done(struct tevent_req *subreq);
struct tevent_req *wb_next_grent_send(TALLOC_CTX *mem_ctx,
struct tevent_context *ev,
int max_nesting,
struct getgrent_state *gstate,
struct winbindd_gr *gr)
{
struct tevent_req *req, *subreq;
struct wb_next_grent_state *state;
req = tevent_req_create(mem_ctx, &state, struct wb_next_grent_state);
if (req == NULL) {
return NULL;
}
state->ev = ev;
state->gstate = gstate;
state->gr = gr;
state->max_nesting = max_nesting;
if (state->gstate->next_group >= state->gstate->num_groups) {
TALLOC_FREE(state->gstate->groups);
if (state->gstate->domain == NULL) {
state->gstate->domain = domain_list();
} else {
state->gstate->domain = state->gstate->domain->next;
}
if ((state->gstate->domain != NULL)
&& sid_check_is_domain(&state->gstate->domain->sid)) {
state->gstate->domain = state->gstate->domain->next;
}
if (state->gstate->domain == NULL) {
tevent_req_nterror(req, NT_STATUS_NO_MORE_ENTRIES);
return tevent_req_post(req, ev);
}
subreq = dcerpc_wbint_QueryGroupList_send(
state, state->ev, dom_child_handle(state->gstate->domain),
&state->next_groups);
if (tevent_req_nomem(subreq, req)) {
return tevent_req_post(req, ev);
}
tevent_req_set_callback(subreq, wb_next_grent_fetch_done, req);
return req;
}
subreq = wb_getgrsid_send(
state, state->ev,
&state->gstate->groups[state->gstate->next_group].sid,
state->max_nesting);
if (tevent_req_nomem(subreq, req)) {
return tevent_req_post(req, ev);
}
tevent_req_set_callback(subreq, wb_next_grent_getgrsid_done, req);
return req;
}
static void wb_next_grent_fetch_done(struct tevent_req *subreq)
{
struct tevent_req *req = tevent_req_callback_data(
subreq, struct tevent_req);
struct wb_next_grent_state *state = tevent_req_data(
req, struct wb_next_grent_state);
NTSTATUS status, result;
status = dcerpc_wbint_QueryGroupList_recv(subreq, state, &result);
TALLOC_FREE(subreq);
if (!NT_STATUS_IS_OK(status)) {
/* Ignore errors here, just log it */
DEBUG(10, ("query_user_list for domain %s returned %s\n",
state->gstate->domain->name,
nt_errstr(status)));
tevent_req_nterror(req, status);
return;
}
if (!NT_STATUS_IS_OK(result)) {
/* Ignore errors here, just log it */
DEBUG(10, ("query_user_list for domain %s returned %s/%s\n",
state->gstate->domain->name,
nt_errstr(status), nt_errstr(result)));
tevent_req_nterror(req, result);
return;
}
state->gstate->num_groups = state->next_groups.num_principals;
state->gstate->groups = talloc_move(
state->gstate, &state->next_groups.principals);
if (state->gstate->num_groups == 0) {
state->gstate->domain = state->gstate->domain->next;
if ((state->gstate->domain != NULL)
&& sid_check_is_domain(&state->gstate->domain->sid)) {
state->gstate->domain = state->gstate->domain->next;
}
if (state->gstate->domain == NULL) {
tevent_req_nterror(req, NT_STATUS_NO_MORE_ENTRIES);
return;
}
subreq = dcerpc_wbint_QueryGroupList_send(
state, state->ev, dom_child_handle(state->gstate->domain),
&state->next_groups);
if (tevent_req_nomem(subreq, req)) {
return;
}
tevent_req_set_callback(subreq, wb_next_grent_fetch_done, req);
return;
}
state->gstate->next_group = 0;
subreq = wb_getgrsid_send(
state, state->ev,
&state->gstate->groups[state->gstate->next_group].sid,
state->max_nesting);
if (tevent_req_nomem(subreq, req)) {
return;
}
tevent_req_set_callback(subreq, wb_next_grent_getgrsid_done, req);
return;
}
static void wb_next_grent_getgrsid_done(struct tevent_req *subreq)
{
struct tevent_req *req = tevent_req_callback_data(
subreq, struct tevent_req);
struct wb_next_grent_state *state = tevent_req_data(
req, struct wb_next_grent_state);
const char *domname, *name;
NTSTATUS status;
status = wb_getgrsid_recv(subreq, talloc_tos(), &domname, &name,
&state->gr->gr_gid, &state->members);
TALLOC_FREE(subreq);
if (!NT_STATUS_IS_OK(status)) {
tevent_req_nterror(req, status);
return;
}
if (!fill_grent(talloc_tos(), state->gr, domname, name,
state->gr->gr_gid)) {
DEBUG(5, ("fill_grent failed\n"));
tevent_req_nterror(req, NT_STATUS_NO_MEMORY);
return;
}
state->gstate->next_group += 1;
tevent_req_done(req);
}
NTSTATUS wb_next_grent_recv(struct tevent_req *req, TALLOC_CTX *mem_ctx,
struct talloc_dict **members)
{
struct wb_next_grent_state *state = tevent_req_data(
req, struct wb_next_grent_state);
NTSTATUS status;
if (tevent_req_is_nterror(req, &status)) {
return status;
}
*members = talloc_move(mem_ctx, &state->members);
return NT_STATUS_OK;
}
|
