summaryrefslogtreecommitdiff
path: root/source4/torture/rpc/testjoin.c
blob: d034446adbae101470593bc44bc24aa4cf7485b4 (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
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
/* 
   Unix SMB/CIFS implementation.

   utility code to join/leave a domain

   Copyright (C) Andrew Tridgell 2004
   
   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 2 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, write to the Free Software
   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/

/*
  this code is used by other torture modules to join/leave a domain
  as either a member, bdc or thru a trust relationship
*/

#include "includes.h"
#include "librpc/gen_ndr/ndr_samr.h"

struct test_join {
	struct dcerpc_pipe *p;
	const char *machine_password;
	struct policy_handle user_handle;
};


static NTSTATUS DeleteUser_byname(struct dcerpc_pipe *p, TALLOC_CTX *mem_ctx, 
				  struct policy_handle *handle, const char *name)
{
	NTSTATUS status;
	struct samr_DeleteUser d;
	struct policy_handle user_handle;
	uint32_t rid;
	struct samr_LookupNames n;
	struct samr_String sname;
	struct samr_OpenUser r;

	sname.string = name;

	n.in.domain_handle = handle;
	n.in.num_names = 1;
	n.in.names = &sname;

	status = dcerpc_samr_LookupNames(p, mem_ctx, &n);
	if (NT_STATUS_IS_OK(status)) {
		rid = n.out.rids.ids[0];
	} else {
		return status;
	}

	r.in.domain_handle = handle;
	r.in.access_mask = SEC_FLAG_MAXIMUM_ALLOWED;
	r.in.rid = rid;
	r.out.user_handle = &user_handle;

	status = dcerpc_samr_OpenUser(p, mem_ctx, &r);
	if (!NT_STATUS_IS_OK(status)) {
		printf("OpenUser(%s) failed - %s\n", name, nt_errstr(status));
		return status;
	}

	d.in.user_handle = &user_handle;
	d.out.user_handle = &user_handle;
	status = dcerpc_samr_DeleteUser(p, mem_ctx, &d);
	if (!NT_STATUS_IS_OK(status)) {
		return status;
	}

	return NT_STATUS_OK;
}

/*
  join the domain as a test machine
  an opaque pointer is returned. Pass it to torture_leave_domain() 
  when finished
*/
struct test_join *torture_join_domain(const char *machine_name, 
				      const char *domain,
				      uint16 acct_flags,
				      const char **machine_password)
{
	NTSTATUS status;
	struct samr_Connect c;
	struct samr_CreateUser2 r;
	struct samr_OpenDomain o;
	struct samr_LookupDomain l;
	struct samr_GetUserPwInfo pwp;
	struct samr_SetUserInfo s;
	union samr_UserInfo u;
	struct policy_handle handle;
	struct policy_handle domain_handle;
	uint32_t access_granted;
	uint32_t rid;
	DATA_BLOB session_key;
	struct samr_String name;
	int policy_min_pw_len = 0;
	struct test_join *join;

	join = talloc_p(NULL, struct test_join);
	if (join == NULL) {
		return NULL;
	}

	ZERO_STRUCTP(join);

	printf("Connecting to SAMR\n");

	status = torture_rpc_connection(&join->p, 
					DCERPC_SAMR_NAME,
					DCERPC_SAMR_UUID,
					DCERPC_SAMR_VERSION);
	if (!NT_STATUS_IS_OK(status)) {
		goto failed;
	}

	c.in.system_name = NULL;
	c.in.access_mask = SEC_FLAG_MAXIMUM_ALLOWED;
	c.out.connect_handle = &handle;

	status = dcerpc_samr_Connect(join->p, join, &c);
	if (!NT_STATUS_IS_OK(status)) {
		const char *errstr = nt_errstr(status);
		if (NT_STATUS_EQUAL(status, NT_STATUS_NET_WRITE_FAULT)) {
			errstr = dcerpc_errstr(join, join->p->last_fault_code);
		}
		printf("samr_Connect failed - %s\n", errstr);
		goto failed;
	}

	printf("Opening domain %s\n", domain);

	name.string = domain;
	l.in.connect_handle = &handle;
	l.in.domain = &name;

	status = dcerpc_samr_LookupDomain(join->p, join, &l);
	if (!NT_STATUS_IS_OK(status)) {
		printf("LookupDomain failed - %s\n", nt_errstr(status));
		goto failed;
	}

	o.in.connect_handle = &handle;
	o.in.access_mask = SEC_FLAG_MAXIMUM_ALLOWED;
	o.in.sid = l.out.sid;
	o.out.domain_handle = &domain_handle;

	status = dcerpc_samr_OpenDomain(join->p, join, &o);
	if (!NT_STATUS_IS_OK(status)) {
		printf("OpenDomain failed - %s\n", nt_errstr(status));
		goto failed;
	}

	printf("Creating machine account %s\n", machine_name);

again:
	name.string = talloc_asprintf(join, "%s$", machine_name);
	r.in.domain_handle = &domain_handle;
	r.in.account_name = &name;
	r.in.acct_flags = acct_flags;
	r.in.access_mask = SEC_FLAG_MAXIMUM_ALLOWED;
	r.out.user_handle = &join->user_handle;
	r.out.access_granted = &access_granted;
	r.out.rid = &rid;

	status = dcerpc_samr_CreateUser2(join->p, join, &r);

	if (NT_STATUS_EQUAL(status, NT_STATUS_USER_EXISTS)) {
		status = DeleteUser_byname(join->p, join, &domain_handle, name.string);
		if (NT_STATUS_IS_OK(status)) {
			goto again;
		}
	}

	if (!NT_STATUS_IS_OK(status)) {
		printf("CreateUser2 failed - %s\n", nt_errstr(status));
		goto failed;
	}

	pwp.in.user_handle = &join->user_handle;

	status = dcerpc_samr_GetUserPwInfo(join->p, join, &pwp);
	if (NT_STATUS_IS_OK(status)) {
		policy_min_pw_len = pwp.out.info.min_password_length;
	}

	join->machine_password = generate_random_str(join, MAX(8, policy_min_pw_len));

	printf("Setting machine account password '%s'\n", join->machine_password);

	s.in.user_handle = &join->user_handle;
	s.in.info = &u;
	s.in.level = 24;

	encode_pw_buffer(u.info24.password.data, join->machine_password, STR_UNICODE);
	u.info24.pw_len = strlen(join->machine_password);

	status = dcerpc_fetch_session_key(join->p, &session_key);
	if (!NT_STATUS_IS_OK(status)) {
		printf("SetUserInfo level %u - no session key - %s\n",
		       s.in.level, nt_errstr(status));
		torture_leave_domain(join);
		goto failed;
	}

	arcfour_crypt_blob(u.info24.password.data, 516, &session_key);

	status = dcerpc_samr_SetUserInfo(join->p, join, &s);
	if (!NT_STATUS_IS_OK(status)) {
		printf("SetUserInfo failed - %s\n", nt_errstr(status));
		goto failed;
	}

	s.in.user_handle = &join->user_handle;
	s.in.info = &u;
	s.in.level = 16;

	u.info16.acct_flags = acct_flags;

	printf("Resetting ACB flags\n");

	status = dcerpc_samr_SetUserInfo(join->p, join, &s);
	if (!NT_STATUS_IS_OK(status)) {
		printf("SetUserInfo failed - %s\n", nt_errstr(status));
		goto failed;
	}

	if (machine_password) {
		*machine_password = join->machine_password;
	}

	return join;

failed:
	torture_leave_domain(join);
	return NULL;
}

struct dcerpc_pipe *torture_join_samr_pipe(struct test_join *join) 
{
	return join->p;
}

/*
  leave the domain, deleting the machine acct
*/
void torture_leave_domain(struct test_join *join)
{
	struct samr_DeleteUser d;
	NTSTATUS status;

	if (!GUID_all_zero(&join->user_handle.uuid)) {
		d.in.user_handle = &join->user_handle;
		d.out.user_handle = &join->user_handle;
		
		status = dcerpc_samr_DeleteUser(join->p, join, &d);
		if (!NT_STATUS_IS_OK(status)) {
			printf("Delete of machine account failed\n");
		}
	}

	if (join->p) {
		torture_rpc_close(join->p);
	}

	talloc_free(join);
}


struct test_join_ads_dc {
	struct test_join *join;
};

struct test_join_ads_dc *torture_join_domain_ads_dc(const char *machine_name, 
						    const char *domain,
						    const char **machine_password)
{
	struct test_join_ads_dc *join;

	join = talloc_p(NULL, struct test_join_ads_dc);
	if (join == NULL) {
		return NULL;
	}

	join->join = torture_join_domain(machine_name, domain,
					ACB_SVRTRUST,
					machine_password);

	if (!join->join) {
		return NULL;
	}

	/* do netlogon DrsEnumerateDomainTrusts */

	/* modify userAccountControl from 4096 to 532480 */
	
	/* modify RDN to OU=Domain Controllers and skip the $ from server name */

	/* ask objectVersion of Schema Partition */

	/* ask rIDManagerReferenz of the Domain Partition */

	/* ask fsMORoleOwner of the RID-Manager$ object
	 * returns CN=NTDS Settings,CN=<DC>,CN=Servers,CN=Default-First-Site-Name, ...
	 */

	/* ask for dnsHostName of CN=<DC>,CN=Servers,CN=Default-First-Site-Name, ... */

	/* ask for objectGUID of CN=NTDS Settings,CN=<DC>,CN=Servers,CN=Default-First-Site-Name, ... */

	/* ask for * of CN=Default-First-Site-Name, ... */

	/* search (&(|(objectClass=user)(objectClass=computer))(sAMAccountName=<machine_name>$)) in Domain Partition 
	 * attributes : distinguishedName, userAccountControl
	 */

	/* ask * for CN=<machine_name>,CN=Servers,CN=Default-First-Site-Name,... 
	 * should fail with noSuchObject
	 */

	/* add CN=<machine_name>,CN=Servers,CN=Default-First-Site-Name,... 
	 *
	 * objectClass = server
	 * systemFlags = 50000000
	 * serverReferenz = CN=<machine_name>,OU=Domain Controllers,...
	 */

	/* ask for * of CN=NTDS Settings,CN=<machine_name>,CN=Servers,CN=Default-First-Site-Name, ...
	 * should fail with noSuchObject
	 */

	/* search for (ncname=<domain_nc>) in CN=Partitions,CN=Configuration,... 
	 * attributes: ncName, dnsRoot
	 */

	/* modify add CN=<machine_name>,CN=Servers,CN=Default-First-Site-Name,...
	 * serverReferenz = CN=<machine_name>,OU=Domain Controllers,...
	 * should fail with attributeOrValueExists
	 */

	/* modify replace CN=<machine_name>,CN=Servers,CN=Default-First-Site-Name,...
	 * serverReferenz = CN=<machine_name>,OU=Domain Controllers,...
	 */

	/* DsReplicaAdd to create the CN=NTDS Settings,CN=<machine_name>,CN=Servers,CN=Default-First-Site-Name, ...
	 * needs to be tested
	 */

	return join;
}
		
void torture_leave_domain_ads_dc(struct test_join_ads_dc *join)
{

	if (join->join) {
		torture_leave_domain(join->join);
	}

	talloc_free(join);
}