summaryrefslogtreecommitdiff
path: root/source3/winbindd/winbindd_sid.c
blob: 8f09d5f7eb0e421bb34e0a431cf805e2d12ccc03 (plain)
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
/* 
   Unix SMB/CIFS implementation.

   Winbind daemon - sid related functions

   Copyright (C) Tim Potter 2000
   
   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"

#undef DBGC_CLASS
#define DBGC_CLASS DBGC_WINBIND

static void set_mapping_recv(void *private_data, bool success)
{
	struct winbindd_cli_state *state =
		talloc_get_type_abort(private_data, struct winbindd_cli_state);

	if (!success) {
		DEBUG(5, ("Could not set sid mapping\n"));
		request_error(state);
		return;
	}

	request_ok(state);
}

void winbindd_set_mapping(struct winbindd_cli_state *state)
{
	struct id_map map;
	DOM_SID sid;

	DEBUG(3, ("[%5lu]: set id map\n", (unsigned long)state->pid));

	if ( ! state->privileged) {
		DEBUG(0, ("Only root is allowed to set mappings!\n"));
		request_error(state);
		return;
	}

	if (!string_to_sid(&sid, state->request->data.dual_idmapset.sid)) {
		DEBUG(1, ("Could not get convert sid %s from string\n",
			  state->request->data.sid));
		request_error(state);
		return;
	}

	map.sid = &sid;
	map.xid.id = state->request->data.dual_idmapset.id;
	map.xid.type = state->request->data.dual_idmapset.type;

	winbindd_set_mapping_async(state->mem_ctx, &map,
			set_mapping_recv, state);
}

static void remove_mapping_recv(void *private_data, bool success)
{
	struct winbindd_cli_state *state =
		talloc_get_type_abort(private_data, struct winbindd_cli_state);

	if (!success) {
		DEBUG(5, ("Could not remove sid mapping\n"));
		request_error(state);
		return;
	}

	request_ok(state);
}

void winbindd_remove_mapping(struct winbindd_cli_state *state)
{
	struct id_map map;
	DOM_SID sid;

	DEBUG(3, ("[%5lu]: remove id map\n", (unsigned long)state->pid));

	if ( ! state->privileged) {
		DEBUG(0, ("Only root is allowed to remove mappings!\n"));
		request_error(state);
		return;
	}

	if (!string_to_sid(&sid, state->request->data.dual_idmapset.sid)) {
		DEBUG(1, ("Could not get convert sid %s from string\n",
			  state->request->data.sid));
		request_error(state);
		return;
	}

	map.sid = &sid;
	map.xid.id = state->request->data.dual_idmapset.id;
	map.xid.type = state->request->data.dual_idmapset.type;

	winbindd_remove_mapping_async(state->mem_ctx, &map,
			remove_mapping_recv, state);
}

static void set_hwm_recv(void *private_data, bool success)
{
	struct winbindd_cli_state *state =
		talloc_get_type_abort(private_data, struct winbindd_cli_state);

	if (!success) {
		DEBUG(5, ("Could not set sid mapping\n"));
		request_error(state);
		return;
	}

	request_ok(state);
}

void winbindd_set_hwm(struct winbindd_cli_state *state)
{
	struct unixid xid;

	DEBUG(3, ("[%5lu]: set hwm\n", (unsigned long)state->pid));

	if ( ! state->privileged) {
		DEBUG(0, ("Only root is allowed to set mappings!\n"));
		request_error(state);
		return;
	}

	xid.id = state->request->data.dual_idmapset.id;
	xid.type = state->request->data.dual_idmapset.type;

	winbindd_set_hwm_async(state->mem_ctx, &xid, set_hwm_recv, state);
}

void winbindd_allocate_uid(struct winbindd_cli_state *state)
{
	if ( !state->privileged ) {
		DEBUG(2, ("winbindd_allocate_uid: non-privileged access "
			  "denied!\n"));
		request_error(state);
		return;
	}

	sendto_child(state, idmap_child());
}

enum winbindd_result winbindd_dual_allocate_uid(struct winbindd_domain *domain,
						struct winbindd_cli_state *state)
{
	struct unixid xid;

	if (!NT_STATUS_IS_OK(idmap_allocate_uid(&xid))) {
		return WINBINDD_ERROR;
	}
	state->response->data.uid = xid.id;
	return WINBINDD_OK;
}

void winbindd_allocate_gid(struct winbindd_cli_state *state)
{
	if ( !state->privileged ) {
		DEBUG(2, ("winbindd_allocate_gid: non-privileged access "
			  "denied!\n"));
		request_error(state);
		return;
	}

	sendto_child(state, idmap_child());
}

enum winbindd_result winbindd_dual_allocate_gid(struct winbindd_domain *domain,
						struct winbindd_cli_state *state)
{
	struct unixid xid;

	if (!NT_STATUS_IS_OK(idmap_allocate_gid(&xid))) {
		return WINBINDD_ERROR;
	}
	state->response->data.gid = xid.id;
	return WINBINDD_OK;
}