s4:torture/rpc/testjoin.c: make use of dcerpc_binding_handle stubs
[Samba/nascimento.git] / source4 / torture / rpc / testjoin.c
blob519f7fcc9cf9353ceab13752ee44c93578ba47ce
1 /*
2 Unix SMB/CIFS implementation.
4 utility code to join/leave a domain
6 Copyright (C) Andrew Tridgell 2004
8 This program is free software; you can redistribute it and/or modify
9 it under the terms of the GNU General Public License as published by
10 the Free Software Foundation; either version 3 of the License, or
11 (at your option) any later version.
13 This program is distributed in the hope that it will be useful,
14 but WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 GNU General Public License for more details.
18 You should have received a copy of the GNU General Public License
19 along with this program. If not, see <http://www.gnu.org/licenses/>.
23 this code is used by other torture modules to join/leave a domain
24 as either a member, bdc or thru a trust relationship
27 #include "includes.h"
28 #include "system/time.h"
29 #include "../lib/crypto/crypto.h"
30 #include "libnet/libnet.h"
31 #include "lib/cmdline/popt_common.h"
32 #include "librpc/gen_ndr/ndr_samr_c.h"
34 #include "libcli/auth/libcli_auth.h"
35 #include "torture/rpc/rpc.h"
36 #include "libcli/security/security.h"
37 #include "param/param.h"
39 struct test_join {
40 struct dcerpc_pipe *p;
41 struct policy_handle user_handle;
42 struct libnet_JoinDomain *libnet_r;
43 struct dom_sid *dom_sid;
44 const char *dom_netbios_name;
45 const char *dom_dns_name;
46 struct dom_sid *user_sid;
47 struct GUID user_guid;
48 const char *netbios_name;
52 static NTSTATUS DeleteUser_byname(struct dcerpc_binding_handle *b,
53 TALLOC_CTX *mem_ctx,
54 struct policy_handle *handle, const char *name)
56 NTSTATUS status;
57 struct samr_DeleteUser d;
58 struct policy_handle user_handle;
59 uint32_t rid;
60 struct samr_LookupNames n;
61 struct samr_Ids rids, types;
62 struct lsa_String sname;
63 struct samr_OpenUser r;
65 sname.string = name;
67 n.in.domain_handle = handle;
68 n.in.num_names = 1;
69 n.in.names = &sname;
70 n.out.rids = &rids;
71 n.out.types = &types;
73 status = dcerpc_samr_LookupNames_r(b, mem_ctx, &n);
74 if (NT_STATUS_IS_OK(status)) {
75 rid = n.out.rids->ids[0];
76 } else {
77 return status;
80 r.in.domain_handle = handle;
81 r.in.access_mask = SEC_FLAG_MAXIMUM_ALLOWED;
82 r.in.rid = rid;
83 r.out.user_handle = &user_handle;
85 status = dcerpc_samr_OpenUser_r(b, mem_ctx, &r);
86 if (!NT_STATUS_IS_OK(status)) {
87 printf("OpenUser(%s) failed - %s\n", name, nt_errstr(status));
88 return status;
91 d.in.user_handle = &user_handle;
92 d.out.user_handle = &user_handle;
93 status = dcerpc_samr_DeleteUser_r(b, mem_ctx, &d);
94 if (!NT_STATUS_IS_OK(status)) {
95 return status;
98 return NT_STATUS_OK;
102 create a test user in the domain
103 an opaque pointer is returned. Pass it to torture_leave_domain()
104 when finished
107 struct test_join *torture_create_testuser(struct torture_context *torture,
108 const char *username,
109 const char *domain,
110 uint16_t acct_type,
111 const char **random_password)
113 NTSTATUS status;
114 struct samr_Connect c;
115 struct samr_CreateUser2 r;
116 struct samr_OpenDomain o;
117 struct samr_LookupDomain l;
118 struct dom_sid2 *sid = NULL;
119 struct samr_GetUserPwInfo pwp;
120 struct samr_PwInfo info;
121 struct samr_SetUserInfo s;
122 union samr_UserInfo u;
123 struct policy_handle handle;
124 struct policy_handle domain_handle;
125 uint32_t access_granted;
126 uint32_t rid;
127 DATA_BLOB session_key;
128 struct lsa_String name;
130 int policy_min_pw_len = 0;
131 struct test_join *join;
132 char *random_pw;
133 const char *dc_binding = torture_setting_string(torture, "dc_binding", NULL);
134 struct dcerpc_binding_handle *b = NULL;
136 join = talloc(NULL, struct test_join);
137 if (join == NULL) {
138 return NULL;
141 ZERO_STRUCTP(join);
143 printf("Connecting to SAMR\n");
145 if (dc_binding) {
146 status = dcerpc_pipe_connect(join,
147 &join->p,
148 dc_binding,
149 &ndr_table_samr,
150 cmdline_credentials, NULL, torture->lp_ctx);
152 } else {
153 status = torture_rpc_connection(torture,
154 &join->p,
155 &ndr_table_samr);
157 if (!NT_STATUS_IS_OK(status)) {
158 return NULL;
160 b = join->p->binding_handle;
162 c.in.system_name = NULL;
163 c.in.access_mask = SEC_FLAG_MAXIMUM_ALLOWED;
164 c.out.connect_handle = &handle;
166 status = dcerpc_samr_Connect_r(b, join, &c);
167 if (!NT_STATUS_IS_OK(status)) {
168 const char *errstr = nt_errstr(status);
169 if (NT_STATUS_EQUAL(status, NT_STATUS_NET_WRITE_FAULT)) {
170 errstr = dcerpc_errstr(join, join->p->last_fault_code);
172 printf("samr_Connect failed - %s\n", errstr);
173 return NULL;
176 printf("Opening domain %s\n", domain);
178 name.string = domain;
179 l.in.connect_handle = &handle;
180 l.in.domain_name = &name;
181 l.out.sid = &sid;
183 status = dcerpc_samr_LookupDomain_r(b, join, &l);
184 if (!NT_STATUS_IS_OK(status)) {
185 printf("LookupDomain failed - %s\n", nt_errstr(status));
186 goto failed;
189 talloc_steal(join, *l.out.sid);
190 join->dom_sid = *l.out.sid;
191 join->dom_netbios_name = talloc_strdup(join, domain);
192 if (!join->dom_netbios_name) goto failed;
194 o.in.connect_handle = &handle;
195 o.in.access_mask = SEC_FLAG_MAXIMUM_ALLOWED;
196 o.in.sid = *l.out.sid;
197 o.out.domain_handle = &domain_handle;
199 status = dcerpc_samr_OpenDomain_r(b, join, &o);
200 if (!NT_STATUS_IS_OK(status)) {
201 printf("OpenDomain failed - %s\n", nt_errstr(status));
202 goto failed;
205 printf("Creating account %s\n", username);
207 again:
208 name.string = username;
209 r.in.domain_handle = &domain_handle;
210 r.in.account_name = &name;
211 r.in.acct_flags = acct_type;
212 r.in.access_mask = SEC_FLAG_MAXIMUM_ALLOWED;
213 r.out.user_handle = &join->user_handle;
214 r.out.access_granted = &access_granted;
215 r.out.rid = &rid;
217 status = dcerpc_samr_CreateUser2_r(b, join, &r);
219 if (NT_STATUS_EQUAL(status, NT_STATUS_USER_EXISTS)) {
220 status = DeleteUser_byname(b, join, &domain_handle, name.string);
221 if (NT_STATUS_IS_OK(status)) {
222 goto again;
226 if (!NT_STATUS_IS_OK(status)) {
227 printf("CreateUser2 failed - %s\n", nt_errstr(status));
228 goto failed;
231 join->user_sid = dom_sid_add_rid(join, join->dom_sid, rid);
233 pwp.in.user_handle = &join->user_handle;
234 pwp.out.info = &info;
236 status = dcerpc_samr_GetUserPwInfo_r(b, join, &pwp);
237 if (NT_STATUS_IS_OK(status)) {
238 policy_min_pw_len = pwp.out.info->min_password_length;
241 random_pw = generate_random_password(join, MAX(8, policy_min_pw_len), 255);
243 printf("Setting account password '%s'\n", random_pw);
245 ZERO_STRUCT(u);
246 s.in.user_handle = &join->user_handle;
247 s.in.info = &u;
248 s.in.level = 24;
250 encode_pw_buffer(u.info24.password.data, random_pw, STR_UNICODE);
251 u.info24.password_expired = 0;
253 status = dcerpc_fetch_session_key(join->p, &session_key);
254 if (!NT_STATUS_IS_OK(status)) {
255 printf("SetUserInfo level %u - no session key - %s\n",
256 s.in.level, nt_errstr(status));
257 torture_leave_domain(torture, join);
258 goto failed;
261 arcfour_crypt_blob(u.info24.password.data, 516, &session_key);
263 status = dcerpc_samr_SetUserInfo_r(b, join, &s);
264 if (!NT_STATUS_IS_OK(status)) {
265 printf("SetUserInfo failed - %s\n", nt_errstr(status));
266 goto failed;
269 ZERO_STRUCT(u);
270 s.in.user_handle = &join->user_handle;
271 s.in.info = &u;
272 s.in.level = 21;
274 u.info21.acct_flags = acct_type | ACB_PWNOEXP;
275 u.info21.fields_present = SAMR_FIELD_ACCT_FLAGS | SAMR_FIELD_DESCRIPTION | SAMR_FIELD_COMMENT | SAMR_FIELD_FULL_NAME;
277 u.info21.comment.string = talloc_asprintf(join,
278 "Tortured by Samba4: %s",
279 timestring(join, time(NULL)));
281 u.info21.full_name.string = talloc_asprintf(join,
282 "Torture account for Samba4: %s",
283 timestring(join, time(NULL)));
285 u.info21.description.string = talloc_asprintf(join,
286 "Samba4 torture account created by host %s: %s",
287 lp_netbios_name(torture->lp_ctx),
288 timestring(join, time(NULL)));
290 printf("Resetting ACB flags, force pw change time\n");
292 status = dcerpc_samr_SetUserInfo_r(b, join, &s);
293 if (!NT_STATUS_IS_OK(status)) {
294 printf("SetUserInfo failed - %s\n", nt_errstr(status));
295 goto failed;
298 if (random_password) {
299 *random_password = random_pw;
302 return join;
304 failed:
305 torture_leave_domain(torture, join);
306 return NULL;
310 _PUBLIC_ struct test_join *torture_join_domain(struct torture_context *tctx,
311 const char *machine_name,
312 uint32_t acct_flags,
313 struct cli_credentials **machine_credentials)
315 NTSTATUS status;
316 struct libnet_context *libnet_ctx;
317 struct libnet_JoinDomain *libnet_r;
318 struct test_join *tj;
319 struct samr_SetUserInfo s;
320 union samr_UserInfo u;
322 tj = talloc(tctx, struct test_join);
323 if (!tj) return NULL;
325 libnet_r = talloc(tj, struct libnet_JoinDomain);
326 if (!libnet_r) {
327 talloc_free(tj);
328 return NULL;
331 libnet_ctx = libnet_context_init(tctx->ev, tctx->lp_ctx);
332 if (!libnet_ctx) {
333 talloc_free(tj);
334 return NULL;
337 tj->libnet_r = libnet_r;
339 libnet_ctx->cred = cmdline_credentials;
340 libnet_r->in.binding = torture_setting_string(tctx, "binding", NULL);
341 if (!libnet_r->in.binding) {
342 libnet_r->in.binding = talloc_asprintf(libnet_r, "ncacn_np:%s", torture_setting_string(tctx, "host", NULL));
344 libnet_r->in.level = LIBNET_JOINDOMAIN_SPECIFIED;
345 libnet_r->in.netbios_name = machine_name;
346 libnet_r->in.account_name = talloc_asprintf(libnet_r, "%s$", machine_name);
347 if (!libnet_r->in.account_name) {
348 talloc_free(tj);
349 return NULL;
352 libnet_r->in.acct_type = acct_flags;
353 libnet_r->in.recreate_account = true;
355 status = libnet_JoinDomain(libnet_ctx, libnet_r, libnet_r);
356 if (!NT_STATUS_IS_OK(status)) {
357 if (libnet_r->out.error_string) {
358 DEBUG(0, ("Domain join failed - %s\n", libnet_r->out.error_string));
359 } else {
360 DEBUG(0, ("Domain join failed - %s\n", nt_errstr(status)));
362 talloc_free(tj);
363 return NULL;
365 tj->p = libnet_r->out.samr_pipe;
366 tj->user_handle = *libnet_r->out.user_handle;
367 tj->dom_sid = libnet_r->out.domain_sid;
368 talloc_steal(tj, libnet_r->out.domain_sid);
369 tj->dom_netbios_name = libnet_r->out.domain_name;
370 talloc_steal(tj, libnet_r->out.domain_name);
371 tj->dom_dns_name = libnet_r->out.realm;
372 talloc_steal(tj, libnet_r->out.realm);
373 tj->user_guid = libnet_r->out.account_guid;
374 tj->netbios_name = talloc_strdup(tj, machine_name);
375 if (!tj->netbios_name) {
376 talloc_free(tj);
377 return NULL;
380 ZERO_STRUCT(u);
381 s.in.user_handle = &tj->user_handle;
382 s.in.info = &u;
383 s.in.level = 21;
385 u.info21.fields_present = SAMR_FIELD_DESCRIPTION | SAMR_FIELD_COMMENT | SAMR_FIELD_FULL_NAME;
386 u.info21.comment.string = talloc_asprintf(tj,
387 "Tortured by Samba4: %s",
388 timestring(tj, time(NULL)));
389 u.info21.full_name.string = talloc_asprintf(tj,
390 "Torture account for Samba4: %s",
391 timestring(tj, time(NULL)));
393 u.info21.description.string = talloc_asprintf(tj,
394 "Samba4 torture account created by host %s: %s",
395 lp_netbios_name(tctx->lp_ctx), timestring(tj, time(NULL)));
397 status = dcerpc_samr_SetUserInfo_r(tj->p->binding_handle, tj, &s);
398 if (!NT_STATUS_IS_OK(status)) {
399 printf("SetUserInfo (non-critical) failed - %s\n", nt_errstr(status));
402 *machine_credentials = cli_credentials_init(tj);
403 cli_credentials_set_conf(*machine_credentials, tctx->lp_ctx);
404 cli_credentials_set_workstation(*machine_credentials, machine_name, CRED_SPECIFIED);
405 cli_credentials_set_domain(*machine_credentials, libnet_r->out.domain_name, CRED_SPECIFIED);
406 if (libnet_r->out.realm) {
407 cli_credentials_set_realm(*machine_credentials, libnet_r->out.realm, CRED_SPECIFIED);
409 cli_credentials_set_username(*machine_credentials, libnet_r->in.account_name, CRED_SPECIFIED);
410 cli_credentials_set_password(*machine_credentials, libnet_r->out.join_password, CRED_SPECIFIED);
411 cli_credentials_set_kvno(*machine_credentials, libnet_r->out.kvno);
412 if (acct_flags & ACB_SVRTRUST) {
413 cli_credentials_set_secure_channel_type(*machine_credentials,
414 SEC_CHAN_BDC);
415 } else if (acct_flags & ACB_WSTRUST) {
416 cli_credentials_set_secure_channel_type(*machine_credentials,
417 SEC_CHAN_WKSTA);
418 } else {
419 DEBUG(0, ("Invalid account type specificed to torture_join_domain\n"));
420 talloc_free(*machine_credentials);
421 return NULL;
424 return tj;
427 struct dcerpc_pipe *torture_join_samr_pipe(struct test_join *join)
429 return join->p;
432 struct policy_handle *torture_join_samr_user_policy(struct test_join *join)
434 return &join->user_handle;
437 static NTSTATUS torture_leave_ads_domain(struct torture_context *torture,
438 TALLOC_CTX *mem_ctx,
439 struct libnet_JoinDomain *libnet_r)
441 int rtn;
442 TALLOC_CTX *tmp_ctx;
444 struct ldb_dn *server_dn;
445 struct ldb_context *ldb_ctx;
447 char *remote_ldb_url;
449 /* Check if we are a domain controller. If not, exit. */
450 if (!libnet_r->out.server_dn_str) {
451 return NT_STATUS_OK;
454 tmp_ctx = talloc_named(mem_ctx, 0, "torture_leave temporary context");
455 if (!tmp_ctx) {
456 libnet_r->out.error_string = NULL;
457 return NT_STATUS_NO_MEMORY;
460 ldb_ctx = ldb_init(tmp_ctx, torture->ev);
461 if (!ldb_ctx) {
462 libnet_r->out.error_string = NULL;
463 talloc_free(tmp_ctx);
464 return NT_STATUS_NO_MEMORY;
467 /* Remove CN=Servers,... entry from the AD. */
468 server_dn = ldb_dn_new(tmp_ctx, ldb_ctx, libnet_r->out.server_dn_str);
469 if (! ldb_dn_validate(server_dn)) {
470 libnet_r->out.error_string = NULL;
471 talloc_free(tmp_ctx);
472 return NT_STATUS_NO_MEMORY;
475 remote_ldb_url = talloc_asprintf(tmp_ctx, "ldap://%s", libnet_r->out.samr_binding->host);
476 if (!remote_ldb_url) {
477 libnet_r->out.error_string = NULL;
478 talloc_free(tmp_ctx);
479 return NT_STATUS_NO_MEMORY;
482 ldb_set_opaque(ldb_ctx, "credentials", cmdline_credentials);
483 ldb_set_opaque(ldb_ctx, "loadparm", cmdline_lp_ctx);
485 rtn = ldb_connect(ldb_ctx, remote_ldb_url, 0, NULL);
486 if (rtn != 0) {
487 libnet_r->out.error_string = NULL;
488 talloc_free(tmp_ctx);
489 return NT_STATUS_UNSUCCESSFUL;
492 rtn = ldb_delete(ldb_ctx, server_dn);
493 if (rtn != 0) {
494 libnet_r->out.error_string = NULL;
495 talloc_free(tmp_ctx);
496 return NT_STATUS_UNSUCCESSFUL;
499 DEBUG(0, ("%s removed successfully.\n", libnet_r->out.server_dn_str));
501 talloc_free(tmp_ctx);
502 return NT_STATUS_OK;
506 leave the domain, deleting the machine acct
509 _PUBLIC_ void torture_leave_domain(struct torture_context *torture, struct test_join *join)
511 struct samr_DeleteUser d;
512 NTSTATUS status;
514 if (!join) {
515 return;
517 d.in.user_handle = &join->user_handle;
518 d.out.user_handle = &join->user_handle;
520 /* Delete machine account */
521 status = dcerpc_samr_DeleteUser_r(join->p->binding_handle, join, &d);
522 if (!NT_STATUS_IS_OK(status)) {
523 printf("Delete of machine account %s failed\n",
524 join->netbios_name);
525 } else {
526 printf("Delete of machine account %s was successful.\n",
527 join->netbios_name);
530 if (join->libnet_r) {
531 status = torture_leave_ads_domain(torture, join, join->libnet_r);
534 talloc_free(join);
538 return the dom sid for a test join
540 _PUBLIC_ const struct dom_sid *torture_join_sid(struct test_join *join)
542 return join->dom_sid;
545 const struct dom_sid *torture_join_user_sid(struct test_join *join)
547 return join->user_sid;
550 const char *torture_join_netbios_name(struct test_join *join)
552 return join->netbios_name;
555 const struct GUID *torture_join_user_guid(struct test_join *join)
557 return &join->user_guid;
560 const char *torture_join_dom_netbios_name(struct test_join *join)
562 return join->dom_netbios_name;
565 const char *torture_join_dom_dns_name(struct test_join *join)
567 return join->dom_dns_name;
570 const char *torture_join_server_dn_str(struct test_join *join)
572 if (join->libnet_r) {
573 return join->libnet_r->out.server_dn_str;
575 return NULL;
579 #if 0 /* Left as the documentation of the join process, but see new implementation in libnet_become_dc.c */
580 struct test_join_ads_dc {
581 struct test_join *join;
584 struct test_join_ads_dc *torture_join_domain_ads_dc(const char *machine_name,
585 const char *domain,
586 struct cli_credentials **machine_credentials)
588 struct test_join_ads_dc *join;
590 join = talloc(NULL, struct test_join_ads_dc);
591 if (join == NULL) {
592 return NULL;
595 join->join = torture_join_domain(machine_name,
596 ACB_SVRTRUST,
597 machine_credentials);
599 if (!join->join) {
600 return NULL;
603 /* W2K: */
604 /* W2K: modify userAccountControl from 4096 to 532480 */
606 /* W2K: modify RDN to OU=Domain Controllers and skip the $ from server name */
608 /* ask objectVersion of Schema Partition */
610 /* ask rIDManagerReferenz of the Domain Partition */
612 /* ask fsMORoleOwner of the RID-Manager$ object
613 * returns CN=NTDS Settings,CN=<DC>,CN=Servers,CN=Default-First-Site-Name, ...
616 /* ask for dnsHostName of CN=<DC>,CN=Servers,CN=Default-First-Site-Name, ... */
618 /* ask for objectGUID of CN=NTDS Settings,CN=<DC>,CN=Servers,CN=Default-First-Site-Name, ... */
620 /* ask for * of CN=Default-First-Site-Name, ... */
622 /* search (&(|(objectClass=user)(objectClass=computer))(sAMAccountName=<machine_name>$)) in Domain Partition
623 * attributes : distinguishedName, userAccountControl
626 /* ask * for CN=<machine_name>,CN=Servers,CN=Default-First-Site-Name,...
627 * should fail with noSuchObject
630 /* add CN=<machine_name>,CN=Servers,CN=Default-First-Site-Name,...
632 * objectClass = server
633 * systemFlags = 50000000
634 * serverReferenz = CN=<machine_name>,OU=Domain Controllers,...
637 /* ask for * of CN=NTDS Settings,CN=<machine_name>,CN=Servers,CN=Default-First-Site-Name, ...
638 * should fail with noSuchObject
641 /* search for (ncname=<domain_nc>) in CN=Partitions,CN=Configuration,...
642 * attributes: ncName, dnsRoot
645 /* modify add CN=<machine_name>,CN=Servers,CN=Default-First-Site-Name,...
646 * serverReferenz = CN=<machine_name>,OU=Domain Controllers,...
647 * should fail with attributeOrValueExists
650 /* modify replace CN=<machine_name>,CN=Servers,CN=Default-First-Site-Name,...
651 * serverReferenz = CN=<machine_name>,OU=Domain Controllers,...
654 /* DsAddEntry to create the CN=NTDS Settings,CN=<machine_name>,CN=Servers,CN=Default-First-Site-Name, ...
658 /* replicate CN=Schema,CN=Configuration,...
659 * using DRSUAPI_DS_BIND_GUID_W2K ("6abec3d1-3054-41c8-a362-5a0c5b7d5d71")
663 /* replicate CN=Configuration,...
664 * using DRSUAPI_DS_BIND_GUID_W2K ("6abec3d1-3054-41c8-a362-5a0c5b7d5d71")
668 /* replicate Domain Partition
669 * using DRSUAPI_DS_BIND_GUID_W2K ("6abec3d1-3054-41c8-a362-5a0c5b7d5d71")
673 /* call DsReplicaUpdateRefs() for all partitions like this:
674 * req1: struct drsuapi_DsReplicaUpdateRefsRequest1
675 * naming_context : *
676 * naming_context: struct drsuapi_DsReplicaObjectIdentifier
677 * __ndr_size : 0x000000ae (174)
678 * __ndr_size_sid : 0x00000000 (0)
679 * guid : 00000000-0000-0000-0000-000000000000
680 * sid : S-0-0
681 * dn : 'CN=Schema,CN=Configuration,DC=w2k3,DC=vmnet1,DC=vm,DC=base'
682 * dest_dsa_dns_name : *
683 * dest_dsa_dns_name : '4a0df188-a0b8-47ea-bbe5-e614723f16dd._msdcs.w2k3.vmnet1.vm.base'
684 * dest_dsa_guid : 4a0df188-a0b8-47ea-bbe5-e614723f16dd
685 * options : 0x0000001c (28)
686 * 0: DRSUAPI_DS_REPLICA_UPDATE_ASYNCHRONOUS_OPERATION
687 * 0: DRSUAPI_DS_REPLICA_UPDATE_WRITEABLE
688 * 1: DRSUAPI_DS_REPLICA_UPDATE_ADD_REFERENCE
689 * 1: DRSUAPI_DS_REPLICA_UPDATE_DELETE_REFERENCE
690 * 1: DRSUAPI_DS_REPLICA_UPDATE_0x00000010
692 * 4a0df188-a0b8-47ea-bbe5-e614723f16dd is the objectGUID the DsAddEntry() returned for the
693 * CN=NTDS Settings,CN=<machine_name>,CN=Servers,CN=Default-First-Site-Name, ...
696 /* W2K3: see libnet/libnet_become_dc.c */
697 return join;
700 #endif