2 Unix SMB/CIFS implementation.
4 Kerberos backend for GENSEC
6 Copyright (C) Andrew Bartlett <abartlet@samba.org> 2004
7 Copyright (C) Andrew Tridgell 2001
8 Copyright (C) Luke Howard 2002-2003
9 Copyright (C) Stefan Metzmacher 2004-2005
11 This program is free software; you can redistribute it and/or modify
12 it under the terms of the GNU General Public License as published by
13 the Free Software Foundation; either version 2 of the License, or
14 (at your option) any later version.
16 This program is distributed in the hope that it will be useful,
17 but WITHOUT ANY WARRANTY; without even the implied warranty of
18 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 GNU General Public License for more details.
22 You should have received a copy of the GNU General Public License
23 along with this program; if not, write to the Free Software
24 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
28 #include "system/kerberos.h"
29 #include "system/time.h"
30 #include "system/network.h"
31 #include "auth/kerberos/kerberos.h"
32 #include "librpc/gen_ndr/ndr_krb5pac.h"
33 #include "auth/auth.h"
35 enum GENSEC_KRB5_STATE {
36 GENSEC_KRB5_SERVER_START,
37 GENSEC_KRB5_CLIENT_START,
38 GENSEC_KRB5_CLIENT_MUTUAL_AUTH,
42 struct gensec_krb5_state {
43 DATA_BLOB session_key;
45 enum GENSEC_KRB5_STATE state_position;
46 struct smb_krb5_context *smb_krb5_context;
47 krb5_auth_context auth_context;
49 krb5_keyblock *keyblock;
54 static int gensec_krb5_destroy(void *ptr)
56 struct gensec_krb5_state *gensec_krb5_state = ptr;
58 if (!gensec_krb5_state->smb_krb5_context) {
59 /* We can't clean anything else up unless we started up this far */
62 if (gensec_krb5_state->enc_ticket.length) {
63 kerberos_free_data_contents(gensec_krb5_state->smb_krb5_context->krb5_context,
64 &gensec_krb5_state->enc_ticket);
67 if (gensec_krb5_state->ticket) {
68 krb5_free_ticket(gensec_krb5_state->smb_krb5_context->krb5_context,
69 gensec_krb5_state->ticket);
72 /* ccache freed in a child destructor */
74 krb5_free_keyblock(gensec_krb5_state->smb_krb5_context->krb5_context,
75 gensec_krb5_state->keyblock);
77 if (gensec_krb5_state->auth_context) {
78 krb5_auth_con_free(gensec_krb5_state->smb_krb5_context->krb5_context,
79 gensec_krb5_state->auth_context);
85 static NTSTATUS gensec_krb5_start(struct gensec_security *gensec_security)
88 struct gensec_krb5_state *gensec_krb5_state;
89 struct cli_credentials *creds;
91 creds = gensec_get_credentials(gensec_security);
93 return NT_STATUS_INVALID_PARAMETER;
96 gensec_krb5_state = talloc(gensec_security, struct gensec_krb5_state);
97 if (!gensec_krb5_state) {
98 return NT_STATUS_NO_MEMORY;
101 gensec_security->private_data = gensec_krb5_state;
102 gensec_krb5_state->smb_krb5_context = NULL;
103 gensec_krb5_state->auth_context = NULL;
104 gensec_krb5_state->ticket = NULL;
105 ZERO_STRUCT(gensec_krb5_state->enc_ticket);
106 gensec_krb5_state->keyblock = NULL;
107 gensec_krb5_state->session_key = data_blob(NULL, 0);
108 gensec_krb5_state->pac = data_blob(NULL, 0);
109 gensec_krb5_state->gssapi = False;
111 talloc_set_destructor(gensec_krb5_state, gensec_krb5_destroy);
113 if (cli_credentials_get_krb5_context(creds, &gensec_krb5_state->smb_krb5_context)) {
114 talloc_free(gensec_krb5_state);
115 return NT_STATUS_INTERNAL_ERROR;
118 ret = krb5_auth_con_init(gensec_krb5_state->smb_krb5_context->krb5_context, &gensec_krb5_state->auth_context);
120 DEBUG(1,("gensec_krb5_start: krb5_auth_con_init failed (%s)\n",
121 smb_get_krb5_error_message(gensec_krb5_state->smb_krb5_context->krb5_context,
122 ret, gensec_krb5_state)));
123 talloc_free(gensec_krb5_state);
124 return NT_STATUS_INTERNAL_ERROR;
127 ret = krb5_auth_con_setflags(gensec_krb5_state->smb_krb5_context->krb5_context,
128 gensec_krb5_state->auth_context,
129 KRB5_AUTH_CONTEXT_DO_SEQUENCE);
131 DEBUG(1,("gensec_krb5_start: krb5_auth_con_setflags failed (%s)\n",
132 smb_get_krb5_error_message(gensec_krb5_state->smb_krb5_context->krb5_context,
133 ret, gensec_krb5_state)));
134 talloc_free(gensec_krb5_state);
135 return NT_STATUS_INTERNAL_ERROR;
141 static NTSTATUS gensec_krb5_server_start(struct gensec_security *gensec_security)
144 struct gensec_krb5_state *gensec_krb5_state;
146 nt_status = gensec_krb5_start(gensec_security);
147 if (!NT_STATUS_IS_OK(nt_status)) {
151 gensec_krb5_state = gensec_security->private_data;
152 gensec_krb5_state->state_position = GENSEC_KRB5_SERVER_START;
157 static NTSTATUS gensec_fake_gssapi_krb5_server_start(struct gensec_security *gensec_security)
159 NTSTATUS nt_status = gensec_krb5_server_start(gensec_security);
161 if (NT_STATUS_IS_OK(nt_status)) {
162 struct gensec_krb5_state *gensec_krb5_state;
163 gensec_krb5_state = gensec_security->private_data;
164 gensec_krb5_state->gssapi = True;
169 static NTSTATUS gensec_krb5_client_start(struct gensec_security *gensec_security)
171 struct gensec_krb5_state *gensec_krb5_state;
174 struct ccache_container *ccache_container;
175 const char *hostname;
176 krb5_flags ap_req_options = AP_OPTS_USE_SUBKEY | AP_OPTS_MUTUAL_REQUIRED;
178 const char *principal;
181 hostname = gensec_get_target_hostname(gensec_security);
183 DEBUG(1, ("Could not determine hostname for target computer, cannot use kerberos\n"));
184 return NT_STATUS_INVALID_PARAMETER;
186 if (is_ipaddress(hostname)) {
187 DEBUG(2, ("Cannot do krb5 to an IP address"));
188 return NT_STATUS_INVALID_PARAMETER;
190 if (strequal(hostname, "localhost")) {
191 DEBUG(2, ("krb5 to 'localhost' does not make sense"));
192 return NT_STATUS_INVALID_PARAMETER;
195 nt_status = gensec_krb5_start(gensec_security);
196 if (!NT_STATUS_IS_OK(nt_status)) {
200 gensec_krb5_state = gensec_security->private_data;
201 gensec_krb5_state->state_position = GENSEC_KRB5_CLIENT_START;
203 ret = cli_credentials_get_ccache(gensec_get_credentials(gensec_security), &ccache_container);
205 DEBUG(1,("gensec_krb5_start: cli_credentials_get_ccache failed: %s\n",
206 error_message(ret)));
207 return NT_STATUS_UNSUCCESSFUL;
212 principal = gensec_get_target_principal(gensec_security);
213 if (principal && lp_client_use_spnego_principal()) {
214 krb5_principal target_principal;
215 ret = krb5_parse_name(gensec_krb5_state->smb_krb5_context->krb5_context, principal,
218 ret = krb5_mk_req_exact(gensec_krb5_state->smb_krb5_context->krb5_context,
219 &gensec_krb5_state->auth_context,
222 &in_data, ccache_container->ccache,
223 &gensec_krb5_state->enc_ticket);
224 krb5_free_principal(gensec_krb5_state->smb_krb5_context->krb5_context,
228 ret = krb5_mk_req(gensec_krb5_state->smb_krb5_context->krb5_context,
229 &gensec_krb5_state->auth_context,
231 gensec_get_target_service(gensec_security),
233 &in_data, ccache_container->ccache,
234 &gensec_krb5_state->enc_ticket);
239 case KRB5KDC_ERR_S_PRINCIPAL_UNKNOWN:
240 DEBUG(3, ("Server [%s] is not registered with our KDC: %s\n",
241 hostname, smb_get_krb5_error_message(gensec_krb5_state->smb_krb5_context->krb5_context, ret, gensec_krb5_state)));
242 return NT_STATUS_INVALID_PARAMETER; /* Make SPNEGO ignore us, we can't go any further here */
243 case KRB5_KDC_UNREACH:
244 DEBUG(3, ("Cannot reach a KDC we require to contact host [%s]: %s\n",
245 hostname, smb_get_krb5_error_message(gensec_krb5_state->smb_krb5_context->krb5_context, ret, gensec_krb5_state)));
246 return NT_STATUS_INVALID_PARAMETER; /* Make SPNEGO ignore us, we can't go any further here */
247 case KRB5KDC_ERR_PREAUTH_FAILED:
248 case KRB5KRB_AP_ERR_TKT_EXPIRED:
250 /* Too much clock skew - we will need to kinit to re-skew the clock */
251 case KRB5KRB_AP_ERR_SKEW:
252 case KRB5_KDCREP_SKEW:
254 DEBUG(3, ("kerberos (mk_req) failed: %s\n",
255 smb_get_krb5_error_message(gensec_krb5_state->smb_krb5_context->krb5_context, ret, gensec_krb5_state)));
256 /* fall down to remaining code */
260 /* just don't print a message for these really ordinary messages */
261 case KRB5_FCC_NOFILE:
262 case KRB5_CC_NOTFOUND:
265 return NT_STATUS_UNSUCCESSFUL;
269 DEBUG(0, ("kerberos: %s\n",
270 smb_get_krb5_error_message(gensec_krb5_state->smb_krb5_context->krb5_context, ret, gensec_krb5_state)));
271 return NT_STATUS_UNSUCCESSFUL;
275 static NTSTATUS gensec_fake_gssapi_krb5_client_start(struct gensec_security *gensec_security)
277 NTSTATUS nt_status = gensec_krb5_client_start(gensec_security);
279 if (NT_STATUS_IS_OK(nt_status)) {
280 struct gensec_krb5_state *gensec_krb5_state;
281 gensec_krb5_state = gensec_security->private_data;
282 gensec_krb5_state->gssapi = True;
288 * Check if the packet is one for this mechansim
290 * @param gensec_security GENSEC state
291 * @param in The request, as a DATA_BLOB
292 * @return Error, INVALID_PARAMETER if it's not a packet for us
293 * or NT_STATUS_OK if the packet is ok.
296 static NTSTATUS gensec_fake_gssapi_krb5_magic(struct gensec_security *gensec_security,
299 if (gensec_gssapi_check_oid(in, GENSEC_OID_KERBEROS5)) {
302 return NT_STATUS_INVALID_PARAMETER;
308 * Next state function for the Krb5 GENSEC mechanism
310 * @param gensec_krb5_state KRB5 State
311 * @param out_mem_ctx The TALLOC_CTX for *out to be allocated on
312 * @param in The request, as a DATA_BLOB
313 * @param out The reply, as an talloc()ed DATA_BLOB, on *out_mem_ctx
314 * @return Error, MORE_PROCESSING_REQUIRED if a reply is sent,
315 * or NT_STATUS_OK if the user is authenticated.
318 static NTSTATUS gensec_krb5_update(struct gensec_security *gensec_security,
319 TALLOC_CTX *out_mem_ctx,
320 const DATA_BLOB in, DATA_BLOB *out)
322 struct gensec_krb5_state *gensec_krb5_state = gensec_security->private_data;
323 krb5_error_code ret = 0;
326 switch (gensec_krb5_state->state_position) {
327 case GENSEC_KRB5_CLIENT_START:
329 DATA_BLOB unwrapped_out;
331 if (gensec_krb5_state->gssapi) {
332 unwrapped_out = data_blob_talloc(out_mem_ctx, gensec_krb5_state->enc_ticket.data, gensec_krb5_state->enc_ticket.length);
334 /* wrap that up in a nice GSS-API wrapping */
335 *out = gensec_gssapi_gen_krb5_wrap(out_mem_ctx, &unwrapped_out, TOK_ID_KRB_AP_REQ);
337 *out = data_blob_talloc(out_mem_ctx, gensec_krb5_state->enc_ticket.data, gensec_krb5_state->enc_ticket.length);
339 gensec_krb5_state->state_position = GENSEC_KRB5_CLIENT_MUTUAL_AUTH;
340 nt_status = NT_STATUS_MORE_PROCESSING_REQUIRED;
344 case GENSEC_KRB5_CLIENT_MUTUAL_AUTH:
346 DATA_BLOB unwrapped_in;
348 krb5_ap_rep_enc_part *repl = NULL;
351 if (gensec_krb5_state->gssapi) {
352 if (!gensec_gssapi_parse_krb5_wrap(out_mem_ctx, &in, &unwrapped_in, tok_id)) {
353 DEBUG(1,("gensec_gssapi_parse_krb5_wrap(mutual authentication) failed to parse\n"));
354 dump_data_pw("Mutual authentication message:\n", in.data, in.length);
355 return NT_STATUS_INVALID_PARAMETER;
360 /* TODO: check the tok_id */
362 inbuf.data = unwrapped_in.data;
363 inbuf.length = unwrapped_in.length;
364 ret = krb5_rd_rep(gensec_krb5_state->smb_krb5_context->krb5_context,
365 gensec_krb5_state->auth_context,
368 DEBUG(1,("krb5_rd_rep (mutual authentication) failed (%s)\n",
369 smb_get_krb5_error_message(gensec_krb5_state->smb_krb5_context->krb5_context, ret, out_mem_ctx)));
370 dump_data_pw("Mutual authentication message:\n", inbuf.data, inbuf.length);
371 nt_status = NT_STATUS_ACCESS_DENIED;
373 *out = data_blob(NULL, 0);
374 nt_status = NT_STATUS_OK;
375 gensec_krb5_state->state_position = GENSEC_KRB5_DONE;
378 krb5_free_ap_rep_enc_part(gensec_krb5_state->smb_krb5_context->krb5_context, repl);
383 case GENSEC_KRB5_SERVER_START:
385 DATA_BLOB unwrapped_in;
386 DATA_BLOB unwrapped_out = data_blob(NULL, 0);
390 return NT_STATUS_INVALID_PARAMETER;
393 /* Parse the GSSAPI wrapping, if it's there... (win2k3 allows it to be omited) */
394 if (gensec_krb5_state->gssapi
395 && gensec_gssapi_parse_krb5_wrap(out_mem_ctx, &in, &unwrapped_in, tok_id)) {
396 nt_status = ads_verify_ticket(out_mem_ctx,
397 gensec_krb5_state->smb_krb5_context,
398 &gensec_krb5_state->auth_context,
399 gensec_get_credentials(gensec_security),
400 gensec_get_target_service(gensec_security), &unwrapped_in,
401 &gensec_krb5_state->ticket, &unwrapped_out,
402 &gensec_krb5_state->keyblock);
404 /* TODO: check the tok_id */
405 nt_status = ads_verify_ticket(out_mem_ctx,
406 gensec_krb5_state->smb_krb5_context,
407 &gensec_krb5_state->auth_context,
408 gensec_get_credentials(gensec_security),
409 gensec_get_target_service(gensec_security),
411 &gensec_krb5_state->ticket, &unwrapped_out,
412 &gensec_krb5_state->keyblock);
415 if (!NT_STATUS_IS_OK(nt_status)) {
419 if (NT_STATUS_IS_OK(nt_status)) {
420 gensec_krb5_state->state_position = GENSEC_KRB5_DONE;
421 /* wrap that up in a nice GSS-API wrapping */
422 if (gensec_krb5_state->gssapi) {
423 *out = gensec_gssapi_gen_krb5_wrap(out_mem_ctx, &unwrapped_out, TOK_ID_KRB_AP_REP);
425 *out = unwrapped_out;
430 case GENSEC_KRB5_DONE:
434 return NT_STATUS_INVALID_PARAMETER;
437 static NTSTATUS gensec_krb5_session_key(struct gensec_security *gensec_security,
438 DATA_BLOB *session_key)
440 struct gensec_krb5_state *gensec_krb5_state = gensec_security->private_data;
441 krb5_context context = gensec_krb5_state->smb_krb5_context->krb5_context;
442 krb5_auth_context auth_context = gensec_krb5_state->auth_context;
444 krb5_error_code err = -1;
446 if (gensec_krb5_state->session_key.data) {
447 *session_key = gensec_krb5_state->session_key;
451 switch (gensec_security->gensec_role) {
453 err = krb5_auth_con_getlocalsubkey(context, auth_context, &skey);
456 err = krb5_auth_con_getremotesubkey(context, auth_context, &skey);
459 if (err == 0 && skey != NULL) {
460 DEBUG(10, ("Got KRB5 session key of length %d\n",
461 (int)KRB5_KEY_LENGTH(skey)));
462 gensec_krb5_state->session_key = data_blob_talloc(gensec_krb5_state,
463 KRB5_KEY_DATA(skey), KRB5_KEY_LENGTH(skey));
464 *session_key = gensec_krb5_state->session_key;
465 dump_data_pw("KRB5 Session Key:\n", session_key->data, session_key->length);
467 krb5_free_keyblock(context, skey);
470 DEBUG(10, ("KRB5 error getting session key %d\n", err));
471 return NT_STATUS_NO_USER_SESSION_KEY;
475 static NTSTATUS gensec_krb5_session_info(struct gensec_security *gensec_security,
476 struct auth_session_info **_session_info)
478 NTSTATUS nt_status = NT_STATUS_UNSUCCESSFUL;
479 struct gensec_krb5_state *gensec_krb5_state = gensec_security->private_data;
480 krb5_context context = gensec_krb5_state->smb_krb5_context->krb5_context;
481 struct auth_serversupplied_info *server_info = NULL;
482 struct auth_session_info *session_info = NULL;
483 struct PAC_LOGON_INFO *logon_info;
485 krb5_principal client_principal;
492 TALLOC_CTX *mem_ctx = talloc_new(gensec_security);
494 return NT_STATUS_NO_MEMORY;
497 ret = krb5_ticket_get_authorization_data_type(context, gensec_krb5_state->ticket,
498 KRB5_AUTHDATA_WIN2K_PAC,
502 DEBUG(5, ("krb5_ticket_get_authorization_data_type failed to find PAC: %s\n",
503 smb_get_krb5_error_message(context,
506 pac = data_blob_talloc(mem_ctx, pac_data.data, pac_data.length);
508 return NT_STATUS_NO_MEMORY;
511 ret = krb5_ticket_get_client(context, gensec_krb5_state->ticket, &client_principal);
513 DEBUG(5, ("krb5_ticket_get_client failed to get cleint principal: %s\n",
514 smb_get_krb5_error_message(context,
516 return NT_STATUS_NO_MEMORY;
519 /* decode and verify the pac */
520 nt_status = kerberos_pac_logon_info(gensec_krb5_state, &logon_info, pac,
521 gensec_krb5_state->smb_krb5_context->krb5_context,
522 NULL, gensec_krb5_state->keyblock,
524 gensec_krb5_state->ticket->ticket.authtime);
525 krb5_free_principal(context, client_principal);
527 if (NT_STATUS_IS_OK(nt_status)) {
528 union netr_Validation validation;
529 validation.sam3 = &logon_info->info3;
530 nt_status = make_server_info_netlogon_validation(gensec_krb5_state,
535 talloc_free(mem_ctx);
540 /* IF we have the PAC - otherwise we need to get this
541 * data from elsewere - local ldb, or (TODO) lookup of some
544 if (!NT_STATUS_IS_OK(nt_status)) {
545 /* NO pac, or can't parse or verify it */
546 char *principal_string;
547 ret = krb5_ticket_get_client(context, gensec_krb5_state->ticket, &client_principal);
549 DEBUG(5, ("krb5_ticket_get_client failed to get cleint principal: %s\n",
550 smb_get_krb5_error_message(context,
552 return NT_STATUS_NO_MEMORY;
555 ret = krb5_unparse_name(gensec_krb5_state->smb_krb5_context->krb5_context,
556 client_principal, &principal_string);
557 krb5_free_principal(context, client_principal);
559 return NT_STATUS_NO_MEMORY;
562 nt_status = sam_get_server_info_principal(mem_ctx, principal_string,
564 free(principal_string);
566 if (!NT_STATUS_IS_OK(nt_status)) {
567 talloc_free(mem_ctx);
572 /* references the server_info into the session_info */
573 nt_status = auth_generate_session_info(gensec_krb5_state, server_info, &session_info);
574 talloc_free(mem_ctx);
576 NT_STATUS_NOT_OK_RETURN(nt_status);
578 nt_status = gensec_krb5_session_key(gensec_security, &session_info->session_key);
579 NT_STATUS_NOT_OK_RETURN(nt_status);
581 *_session_info = session_info;
586 static NTSTATUS gensec_krb5_wrap(struct gensec_security *gensec_security,
591 struct gensec_krb5_state *gensec_krb5_state = gensec_security->private_data;
592 krb5_context context = gensec_krb5_state->smb_krb5_context->krb5_context;
593 krb5_auth_context auth_context = gensec_krb5_state->auth_context;
595 krb5_data input, output;
596 input.length = in->length;
597 input.data = in->data;
599 if (gensec_have_feature(gensec_security, GENSEC_FEATURE_SEAL)) {
600 ret = krb5_mk_priv(context, auth_context, &input, &output, NULL);
602 DEBUG(1, ("krb5_mk_priv failed: %s\n",
603 smb_get_krb5_error_message(gensec_krb5_state->smb_krb5_context->krb5_context,
605 return NT_STATUS_ACCESS_DENIED;
607 *out = data_blob_talloc(mem_ctx, output.data, output.length);
609 krb5_data_free(&output);
611 return NT_STATUS_ACCESS_DENIED;
616 static NTSTATUS gensec_krb5_unwrap(struct gensec_security *gensec_security,
621 struct gensec_krb5_state *gensec_krb5_state = gensec_security->private_data;
622 krb5_context context = gensec_krb5_state->smb_krb5_context->krb5_context;
623 krb5_auth_context auth_context = gensec_krb5_state->auth_context;
625 krb5_data input, output;
626 krb5_replay_data replay;
627 input.length = in->length;
628 input.data = in->data;
630 if (gensec_have_feature(gensec_security, GENSEC_FEATURE_SEAL)) {
631 ret = krb5_rd_priv(context, auth_context, &input, &output, &replay);
633 DEBUG(1, ("krb5_rd_priv failed: %s\n",
634 smb_get_krb5_error_message(gensec_krb5_state->smb_krb5_context->krb5_context,
636 return NT_STATUS_ACCESS_DENIED;
638 *out = data_blob_talloc(mem_ctx, output.data, output.length);
640 krb5_data_free(&output);
642 return NT_STATUS_ACCESS_DENIED;
647 static BOOL gensec_krb5_have_feature(struct gensec_security *gensec_security,
650 struct gensec_krb5_state *gensec_krb5_state = gensec_security->private_data;
651 if (feature & GENSEC_FEATURE_SESSION_KEY) {
654 if (!gensec_krb5_state->gssapi &&
655 (feature & GENSEC_FEATURE_SEAL)) {
662 static const char *gensec_krb5_oids[] = {
663 GENSEC_OID_KERBEROS5,
664 GENSEC_OID_KERBEROS5_OLD,
668 static const struct gensec_security_ops gensec_fake_gssapi_krb5_security_ops = {
669 .name = "fake_gssapi_krb5",
670 .auth_type = DCERPC_AUTH_TYPE_KRB5,
671 .oid = gensec_krb5_oids,
672 .client_start = gensec_fake_gssapi_krb5_client_start,
673 .server_start = gensec_fake_gssapi_krb5_server_start,
674 .update = gensec_krb5_update,
675 .magic = gensec_fake_gssapi_krb5_magic,
676 .session_key = gensec_krb5_session_key,
677 .session_info = gensec_krb5_session_info,
678 .have_feature = gensec_krb5_have_feature,
682 static const struct gensec_security_ops gensec_krb5_security_ops = {
684 .client_start = gensec_krb5_client_start,
685 .server_start = gensec_krb5_server_start,
686 .update = gensec_krb5_update,
687 .session_key = gensec_krb5_session_key,
688 .session_info = gensec_krb5_session_info,
689 .have_feature = gensec_krb5_have_feature,
690 .wrap = gensec_krb5_wrap,
691 .unwrap = gensec_krb5_unwrap,
695 NTSTATUS gensec_krb5_init(void)
699 ret = gensec_register(&gensec_krb5_security_ops);
700 if (!NT_STATUS_IS_OK(ret)) {
701 DEBUG(0,("Failed to register '%s' gensec backend!\n",
702 gensec_krb5_security_ops.name));
706 ret = gensec_register(&gensec_fake_gssapi_krb5_security_ops);
707 if (!NT_STATUS_IS_OK(ret)) {
708 DEBUG(0,("Failed to register '%s' gensec backend!\n",
709 gensec_krb5_security_ops.name));