2 Unix SMB/CIFS implementation.
4 Winbind status program.
6 Copyright (C) Tim Potter 2000-2002
7 Copyright (C) Andrew Bartlett <abartlet@samba.org> 2003
8 Copyright (C) Francesco Chemolli <kinkie@kame.usr.dsi.unimi.it> 2000
10 This program is free software; you can redistribute it and/or modify
11 it under the terms of the GNU General Public License as published by
12 the Free Software Foundation; either version 2 of the License, or
13 (at your option) any later version.
15 This program is distributed in the hope that it will be useful,
16 but WITHOUT ANY WARRANTY; without even the implied warranty of
17 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 GNU General Public License for more details.
20 You should have received a copy of the GNU General Public License
21 along with this program; if not, write to the Free Software
22 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
28 #define DBGC_CLASS DBGC_WINBIND
30 #define SQUID_BUFFER_SIZE 2010
32 enum stdio_helper_mode {
50 typedef void (*stdio_helper_function)(enum stdio_helper_mode stdio_helper_mode,
51 char *buf, int length);
53 static void manage_squid_basic_request (enum stdio_helper_mode stdio_helper_mode,
54 char *buf, int length);
56 static void manage_squid_ntlmssp_request (enum stdio_helper_mode stdio_helper_mode,
57 char *buf, int length);
59 static void manage_client_ntlmssp_request (enum stdio_helper_mode stdio_helper_mode,
60 char *buf, int length);
62 static void manage_gss_spnego_request (enum stdio_helper_mode stdio_helper_mode,
63 char *buf, int length);
65 static void manage_gss_spnego_client_request (enum stdio_helper_mode stdio_helper_mode,
66 char *buf, int length);
69 enum stdio_helper_mode mode;
71 stdio_helper_function fn;
72 } stdio_helper_protocols[] = {
73 { SQUID_2_4_BASIC, "squid-2.4-basic", manage_squid_basic_request},
74 { SQUID_2_5_BASIC, "squid-2.5-basic", manage_squid_basic_request},
75 { SQUID_2_5_NTLMSSP, "squid-2.5-ntlmssp", manage_squid_ntlmssp_request},
76 { NTLMSSP_CLIENT_1, "ntlmssp-client-1", manage_client_ntlmssp_request},
77 { GSS_SPNEGO, "gss-spnego", manage_gss_spnego_request},
78 { GSS_SPNEGO_CLIENT, "gss-spnego-client", manage_gss_spnego_client_request},
79 { NUM_HELPER_MODES, NULL, NULL}
82 extern int winbindd_fd;
84 static const char *opt_username;
85 static const char *opt_domain;
86 static const char *opt_workstation;
87 static const char *opt_password;
88 static DATA_BLOB opt_challenge;
89 static DATA_BLOB opt_lm_response;
90 static DATA_BLOB opt_nt_response;
91 static int request_lm_key;
92 static int request_nt_key;
95 static char winbind_separator(void)
97 struct winbindd_response response;
104 ZERO_STRUCT(response);
106 /* Send off request */
108 if (winbindd_request(WINBINDD_INFO, NULL, &response) !=
109 NSS_STATUS_SUCCESS) {
110 d_printf("could not obtain winbind separator!\n");
114 sep = response.data.info.winbind_separator;
118 d_printf("winbind separator was NULL!\n");
125 static const char *get_winbind_domain(void)
127 struct winbindd_response response;
129 static fstring winbind_domain;
130 if (*winbind_domain) {
131 return winbind_domain;
134 ZERO_STRUCT(response);
136 /* Send off request */
138 if (winbindd_request(WINBINDD_DOMAIN_NAME, NULL, &response) !=
139 NSS_STATUS_SUCCESS) {
140 DEBUG(0, ("could not obtain winbind domain name!\n"));
144 fstrcpy(winbind_domain, response.data.domain_name);
146 return winbind_domain;
150 static const char *get_winbind_netbios_name(void)
152 struct winbindd_response response;
154 static fstring winbind_netbios_name;
156 if (*winbind_netbios_name) {
157 return winbind_netbios_name;
160 ZERO_STRUCT(response);
162 /* Send off request */
164 if (winbindd_request(WINBINDD_NETBIOS_NAME, NULL, &response) !=
165 NSS_STATUS_SUCCESS) {
166 DEBUG(0, ("could not obtain winbind netbios name!\n"));
170 fstrcpy(winbind_netbios_name, response.data.netbios_name);
172 return winbind_netbios_name;
176 /* Authenticate a user with a plaintext password */
178 static BOOL check_plaintext_auth(const char *user, const char *pass, BOOL stdout_diagnostics)
180 struct winbindd_request request;
181 struct winbindd_response response;
184 /* Send off request */
186 ZERO_STRUCT(request);
187 ZERO_STRUCT(response);
189 fstrcpy(request.data.auth.user, user);
190 fstrcpy(request.data.auth.pass, pass);
192 result = winbindd_request(WINBINDD_PAM_AUTH, &request, &response);
194 /* Display response */
196 if (stdout_diagnostics) {
197 if ((result != NSS_STATUS_SUCCESS) && (response.data.auth.nt_status == 0)) {
198 d_printf("Reading winbind reply failed! (0x01)\n");
201 d_printf("%s: %s (0x%x)\n",
202 response.data.auth.nt_status_string,
203 response.data.auth.error_string,
204 response.data.auth.nt_status);
206 if ((result != NSS_STATUS_SUCCESS) && (response.data.auth.nt_status == 0)) {
207 DEBUG(1, ("Reading winbind reply failed! (0x01)\n"));
210 DEBUG(3, ("%s: %s (0x%x)\n",
211 response.data.auth.nt_status_string,
212 response.data.auth.error_string,
213 response.data.auth.nt_status));
216 return (result == NSS_STATUS_SUCCESS);
219 /* authenticate a user with an encrypted username/password */
221 static NTSTATUS contact_winbind_auth_crap(const char *username,
223 const char *workstation,
224 const DATA_BLOB *challenge,
225 const DATA_BLOB *lm_response,
226 const DATA_BLOB *nt_response,
235 struct winbindd_request request;
236 struct winbindd_response response;
238 static uint8 zeros[16];
240 ZERO_STRUCT(request);
241 ZERO_STRUCT(response);
243 request.flags = flags;
245 if (push_utf8_fstring(request.data.auth_crap.user, username) == -1) {
246 *error_string = smb_xstrdup(
247 "unable to create utf8 string for username");
248 return NT_STATUS_UNSUCCESSFUL;
251 if (push_utf8_fstring(request.data.auth_crap.domain, domain) == -1) {
252 *error_string = smb_xstrdup(
253 "unable to create utf8 string for domain");
254 return NT_STATUS_UNSUCCESSFUL;
257 if (push_utf8_fstring(request.data.auth_crap.workstation,
258 workstation) == -1) {
259 *error_string = smb_xstrdup(
260 "unable to create utf8 string for workstation");
261 return NT_STATUS_UNSUCCESSFUL;
264 memcpy(request.data.auth_crap.chal, challenge->data, MIN(challenge->length, 8));
266 if (lm_response && lm_response->length) {
267 memcpy(request.data.auth_crap.lm_resp, lm_response->data, MIN(lm_response->length, sizeof(request.data.auth_crap.lm_resp)));
268 request.data.auth_crap.lm_resp_len = lm_response->length;
271 if (nt_response && nt_response->length) {
272 memcpy(request.data.auth_crap.nt_resp, nt_response->data, MIN(nt_response->length, sizeof(request.data.auth_crap.nt_resp)));
273 request.data.auth_crap.nt_resp_len = nt_response->length;
276 result = winbindd_request(WINBINDD_PAM_AUTH_CRAP, &request, &response);
278 /* Display response */
280 if ((result != NSS_STATUS_SUCCESS) && (response.data.auth.nt_status == 0)) {
281 nt_status = NT_STATUS_UNSUCCESSFUL;
283 *error_string = smb_xstrdup("Reading winbind reply failed!");
287 nt_status = (NT_STATUS(response.data.auth.nt_status));
288 if (!NT_STATUS_IS_OK(nt_status)) {
290 *error_string = smb_xstrdup(response.data.auth.error_string);
294 if ((flags & WBFLAG_PAM_LMKEY) && lm_key
295 && (memcmp(zeros, response.data.auth.first_8_lm_hash,
296 sizeof(response.data.auth.first_8_lm_hash)) != 0)) {
297 memcpy(lm_key, response.data.auth.first_8_lm_hash,
298 sizeof(response.data.auth.first_8_lm_hash));
300 if ((flags & WBFLAG_PAM_NTKEY) && nt_key
301 && (memcmp(zeros, response.data.auth.nt_session_key,
302 sizeof(response.data.auth.nt_session_key)) != 0)) {
303 memcpy(nt_key, response.data.auth.nt_session_key,
304 sizeof(response.data.auth.nt_session_key));
307 if (flags & WBFLAG_PAM_UNIX_NAME) {
308 if (pull_utf8_allocate(unix_name, (char *)response.extra_data) == -1) {
309 return NT_STATUS_NO_MEMORY;
316 static NTSTATUS winbind_pw_check(struct ntlmssp_state *ntlmssp_state, DATA_BLOB *nt_session_key, DATA_BLOB *lm_session_key)
318 static const char zeros[16];
325 nt_status = contact_winbind_auth_crap(ntlmssp_state->user, ntlmssp_state->domain,
326 ntlmssp_state->workstation,
327 &ntlmssp_state->chal,
328 &ntlmssp_state->lm_resp,
329 &ntlmssp_state->nt_resp,
330 WBFLAG_PAM_LMKEY | WBFLAG_PAM_NTKEY | WBFLAG_PAM_UNIX_NAME,
332 &error_string, &unix_name);
334 if (NT_STATUS_IS_OK(nt_status)) {
335 if (memcmp(lm_key, zeros, 8) != 0) {
336 *lm_session_key = data_blob(NULL, 16);
337 memcpy(lm_session_key->data, lm_key, 8);
338 memset(lm_session_key->data+8, '\0', 8);
341 if (memcmp(nt_key, zeros, 16) != 0) {
342 *nt_session_key = data_blob(nt_key, 16);
344 ntlmssp_state->auth_context = talloc_strdup(ntlmssp_state->mem_ctx, unix_name);
345 SAFE_FREE(unix_name);
347 DEBUG(NT_STATUS_EQUAL(nt_status, NT_STATUS_ACCESS_DENIED) ? 0 : 3,
348 ("Login for user [%s]\\[%s]@[%s] failed due to [%s]\n",
349 ntlmssp_state->domain, ntlmssp_state->user, ntlmssp_state->workstation, error_string ? error_string : "unknown error (NULL)"));
350 ntlmssp_state->auth_context = NULL;
355 static NTSTATUS local_pw_check(struct ntlmssp_state *ntlmssp_state, DATA_BLOB *nt_session_key, DATA_BLOB *lm_session_key)
357 static const char zeros[16];
361 uint8 lm_pw[16], nt_pw[16];
363 nt_lm_owf_gen (opt_password, nt_pw, lm_pw);
365 nt_status = ntlm_password_check(ntlmssp_state->mem_ctx,
366 &ntlmssp_state->chal,
367 &ntlmssp_state->lm_resp,
368 &ntlmssp_state->nt_resp,
371 ntlmssp_state->domain,
372 lm_pw, nt_pw, nt_session_key, lm_session_key);
374 if (NT_STATUS_IS_OK(nt_status)) {
375 if (memcmp(lm_key, zeros, 8) != 0) {
376 *lm_session_key = data_blob(NULL, 16);
377 memcpy(lm_session_key->data, lm_key, 8);
378 memset(lm_session_key->data+8, '\0', 8);
381 if (memcmp(nt_key, zeros, 16) != 0) {
382 *nt_session_key = data_blob(nt_key, 16);
384 ntlmssp_state->auth_context = talloc_asprintf(ntlmssp_state->mem_ctx, "%s%c%s", ntlmssp_state->domain, *lp_winbind_separator(), ntlmssp_state->user);
386 DEBUG(3, ("Login for user [%s]\\[%s]@[%s] failed due to [%s]\n",
387 ntlmssp_state->domain, ntlmssp_state->user, ntlmssp_state->workstation,
388 nt_errstr(nt_status)));
389 ntlmssp_state->auth_context = NULL;
394 static NTSTATUS ntlm_auth_start_ntlmssp_client(NTLMSSP_STATE **client_ntlmssp_state)
397 if ( (opt_username == NULL) || (opt_domain == NULL) ) {
398 DEBUG(1, ("Need username and domain for NTLMSSP\n"));
402 status = ntlmssp_client_start(client_ntlmssp_state);
404 if (!NT_STATUS_IS_OK(status)) {
405 DEBUG(1, ("Could not start NTLMSSP client: %s\n",
407 ntlmssp_end(client_ntlmssp_state);
411 status = ntlmssp_set_username(*client_ntlmssp_state, opt_username);
413 if (!NT_STATUS_IS_OK(status)) {
414 DEBUG(1, ("Could not set username: %s\n",
416 ntlmssp_end(client_ntlmssp_state);
420 status = ntlmssp_set_domain(*client_ntlmssp_state, opt_domain);
422 if (!NT_STATUS_IS_OK(status)) {
423 DEBUG(1, ("Could not set domain: %s\n",
425 ntlmssp_end(client_ntlmssp_state);
429 status = ntlmssp_set_password(*client_ntlmssp_state, opt_password);
431 if (!NT_STATUS_IS_OK(status)) {
432 DEBUG(1, ("Could not set password: %s\n",
434 ntlmssp_end(client_ntlmssp_state);
440 static NTSTATUS ntlm_auth_start_ntlmssp_server(NTLMSSP_STATE **ntlmssp_state)
442 NTSTATUS status = ntlmssp_server_start(ntlmssp_state);
444 if (!NT_STATUS_IS_OK(status)) {
445 DEBUG(1, ("Could not start NTLMSSP client: %s\n",
450 /* Have we been given a local password, or should we ask winbind? */
452 (*ntlmssp_state)->check_password = local_pw_check;
453 (*ntlmssp_state)->get_domain = lp_workgroup;
454 (*ntlmssp_state)->get_global_myname = global_myname;
456 (*ntlmssp_state)->check_password = winbind_pw_check;
457 (*ntlmssp_state)->get_domain = get_winbind_domain;
458 (*ntlmssp_state)->get_global_myname = get_winbind_netbios_name;
463 static void manage_squid_ntlmssp_request(enum stdio_helper_mode stdio_helper_mode,
464 char *buf, int length)
466 static NTLMSSP_STATE *ntlmssp_state = NULL;
467 DATA_BLOB request, reply;
470 if (strlen(buf) < 2) {
471 DEBUG(1, ("NTLMSSP query [%s] invalid", buf));
472 x_fprintf(x_stdout, "BH\n");
476 if (strlen(buf) > 3) {
477 request = base64_decode_data_blob(buf + 3);
479 request = data_blob(NULL, 0);
482 if ((strncmp(buf, "PW ", 3) == 0)) {
483 /* The calling application wants us to use a local password (rather than winbindd) */
485 opt_password = strndup((const char *)request.data, request.length);
487 if (opt_password == NULL) {
488 DEBUG(1, ("Out of memory\n"));
489 x_fprintf(x_stdout, "BH\n");
490 data_blob_free(&request);
494 x_fprintf(x_stdout, "OK\n");
495 data_blob_free(&request);
499 if (strncmp(buf, "YR", 2) == 0) {
501 ntlmssp_end(&ntlmssp_state);
502 } else if (strncmp(buf, "KK", 2) == 0) {
505 DEBUG(1, ("NTLMSSP query [%s] invalid", buf));
506 x_fprintf(x_stdout, "BH\n");
510 if (!ntlmssp_state) {
511 if (!NT_STATUS_IS_OK(nt_status = ntlm_auth_start_ntlmssp_server(&ntlmssp_state))) {
512 x_fprintf(x_stdout, "BH %s\n", nt_errstr(nt_status));
517 DEBUG(10, ("got NTLMSSP packet:\n"));
518 dump_data(10, (const char *)request.data, request.length);
520 nt_status = ntlmssp_update(ntlmssp_state, request, &reply);
522 if (NT_STATUS_EQUAL(nt_status, NT_STATUS_MORE_PROCESSING_REQUIRED)) {
523 char *reply_base64 = base64_encode_data_blob(reply);
524 x_fprintf(x_stdout, "TT %s\n", reply_base64);
525 SAFE_FREE(reply_base64);
526 data_blob_free(&reply);
527 DEBUG(10, ("NTLMSSP challenge\n"));
528 } else if (NT_STATUS_EQUAL(nt_status, NT_STATUS_ACCESS_DENIED)) {
529 x_fprintf(x_stdout, "BH %s\n", nt_errstr(nt_status));
530 DEBUG(0, ("NTLMSSP BH: %s\n", nt_errstr(nt_status)));
532 ntlmssp_end(&ntlmssp_state);
533 } else if (!NT_STATUS_IS_OK(nt_status)) {
534 x_fprintf(x_stdout, "NA %s\n", nt_errstr(nt_status));
535 DEBUG(10, ("NTLMSSP %s\n", nt_errstr(nt_status)));
537 x_fprintf(x_stdout, "AF %s\n", (char *)ntlmssp_state->auth_context);
538 DEBUG(10, ("NTLMSSP OK!\n"));
541 data_blob_free(&request);
544 static void manage_client_ntlmssp_request(enum stdio_helper_mode stdio_helper_mode,
545 char *buf, int length)
547 static NTLMSSP_STATE *ntlmssp_state = NULL;
548 DATA_BLOB request, reply;
552 if (strlen(buf) < 2) {
553 DEBUG(1, ("NTLMSSP query [%s] invalid", buf));
554 x_fprintf(x_stdout, "BH\n");
558 if (strlen(buf) > 3) {
559 request = base64_decode_data_blob(buf + 3);
561 request = data_blob(NULL, 0);
564 if (strncmp(buf, "PW ", 3) == 0) {
565 /* We asked for a password and obviously got it :-) */
567 opt_password = strndup((const char *)request.data, request.length);
569 if (opt_password == NULL) {
570 DEBUG(1, ("Out of memory\n"));
571 x_fprintf(x_stdout, "BH\n");
572 data_blob_free(&request);
576 x_fprintf(x_stdout, "OK\n");
577 data_blob_free(&request);
581 if (opt_password == NULL) {
583 /* Request a password from the calling process. After
584 sending it, the calling process should retry asking for the negotiate. */
586 DEBUG(10, ("Requesting password\n"));
587 x_fprintf(x_stdout, "PW\n");
591 if (strncmp(buf, "YR", 2) == 0) {
593 ntlmssp_end(&ntlmssp_state);
594 } else if (strncmp(buf, "TT", 2) == 0) {
597 DEBUG(1, ("NTLMSSP query [%s] invalid", buf));
598 x_fprintf(x_stdout, "BH\n");
602 if (!ntlmssp_state) {
603 if (!NT_STATUS_IS_OK(nt_status = ntlm_auth_start_ntlmssp_client(&ntlmssp_state))) {
604 x_fprintf(x_stdout, "BH %s\n", nt_errstr(nt_status));
610 DEBUG(10, ("got NTLMSSP packet:\n"));
611 dump_data(10, (const char *)request.data, request.length);
613 nt_status = ntlmssp_update(ntlmssp_state, request, &reply);
615 if (NT_STATUS_EQUAL(nt_status, NT_STATUS_MORE_PROCESSING_REQUIRED)) {
616 char *reply_base64 = base64_encode_data_blob(reply);
618 x_fprintf(x_stdout, "YR %s\n", reply_base64);
620 x_fprintf(x_stdout, "KK %s\n", reply_base64);
622 SAFE_FREE(reply_base64);
623 data_blob_free(&reply);
624 DEBUG(10, ("NTLMSSP challenge\n"));
625 } else if (NT_STATUS_IS_OK(nt_status)) {
626 x_fprintf(x_stdout, "AF\n");
627 DEBUG(10, ("NTLMSSP OK!\n"));
629 ntlmssp_end(&ntlmssp_state);
631 x_fprintf(x_stdout, "BH %s\n", nt_errstr(nt_status));
632 DEBUG(0, ("NTLMSSP BH: %s\n", nt_errstr(nt_status)));
634 ntlmssp_end(&ntlmssp_state);
637 data_blob_free(&request);
640 static void manage_squid_basic_request(enum stdio_helper_mode stdio_helper_mode,
641 char *buf, int length)
646 pass=memchr(buf,' ',length);
648 DEBUG(2, ("Password not found. Denying access\n"));
649 x_fprintf(x_stderr, "ERR\n");
655 if (stdio_helper_mode == SQUID_2_5_BASIC) {
656 rfc1738_unescape(user);
657 rfc1738_unescape(pass);
660 if (check_plaintext_auth(user, pass, False)) {
661 x_fprintf(x_stdout, "OK\n");
663 x_fprintf(x_stdout, "ERR\n");
667 static void offer_gss_spnego_mechs(void) {
675 pstring myname_lower;
679 pstrcpy(myname_lower, global_myname());
680 strlower_m(myname_lower);
682 pstr_sprintf(principal, "%s$@%s", myname_lower, lp_realm());
684 /* Server negTokenInit (mech offerings) */
685 spnego.type = SPNEGO_NEG_TOKEN_INIT;
686 spnego.negTokenInit.mechTypes = smb_xmalloc(sizeof(char *) * 3);
688 spnego.negTokenInit.mechTypes[0] = smb_xstrdup(OID_KERBEROS5_OLD);
689 spnego.negTokenInit.mechTypes[1] = smb_xstrdup(OID_NTLMSSP);
690 spnego.negTokenInit.mechTypes[2] = NULL;
692 spnego.negTokenInit.mechTypes[0] = smb_xstrdup(OID_NTLMSSP);
693 spnego.negTokenInit.mechTypes[1] = NULL;
697 spnego.negTokenInit.mechListMIC = data_blob(principal,
700 len = write_spnego_data(&token, &spnego);
701 free_spnego_data(&spnego);
704 DEBUG(1, ("Could not write SPNEGO data blob\n"));
705 x_fprintf(x_stdout, "BH\n");
709 reply_base64 = base64_encode_data_blob(token);
710 x_fprintf(x_stdout, "TT %s *\n", reply_base64);
712 SAFE_FREE(reply_base64);
713 data_blob_free(&token);
714 DEBUG(10, ("sent SPNEGO negTokenInit\n"));
718 static void manage_gss_spnego_request(enum stdio_helper_mode stdio_helper_mode,
719 char *buf, int length)
721 static NTLMSSP_STATE *ntlmssp_state = NULL;
722 SPNEGO_DATA request, response;
730 const char *reply_code;
732 pstring reply_argument;
734 if (strlen(buf) < 2) {
736 if (ntlmssp_state != NULL) {
737 DEBUG(1, ("Request for initial SPNEGO request where "
738 "we already have a state\n"));
739 x_fprintf(x_stdout, "BH\n");
743 DEBUG(1, ("NTLMSSP query [%s] invalid", buf));
744 x_fprintf(x_stdout, "BH\n");
748 if ( (strlen(buf) == 2) && (strcmp(buf, "YR") == 0) ) {
750 /* Initial request, get the negTokenInit offering
753 offer_gss_spnego_mechs();
757 /* All subsequent requests are "KK" (Knock, Knock ;)) and have
758 a blob. This might be negTokenInit or negTokenTarg */
760 if ( (strlen(buf) <= 3) || (strncmp(buf, "KK", 2) != 0) ) {
761 DEBUG(1, ("GSS-SPNEGO query [%s] invalid\n", buf));
762 x_fprintf(x_stdout, "BH\n");
766 token = base64_decode_data_blob(buf + 3);
767 len = read_spnego_data(token, &request);
768 data_blob_free(&token);
771 DEBUG(1, ("GSS-SPNEGO query [%s] invalid", buf));
772 x_fprintf(x_stdout, "BH\n");
776 if (request.type == SPNEGO_NEG_TOKEN_INIT) {
778 /* Second request from Client. This is where the
779 client offers its mechanism to use. */
781 if ( (request.negTokenInit.mechTypes == NULL) ||
782 (request.negTokenInit.mechTypes[0] == NULL) ) {
783 DEBUG(1, ("Client did not offer any mechanism"));
784 x_fprintf(x_stdout, "BH\n");
788 if (strcmp(request.negTokenInit.mechTypes[0], OID_NTLMSSP) == 0) {
790 if ( request.negTokenInit.mechToken.data == NULL ) {
791 DEBUG(1, ("Client did not provide NTLMSSP data\n"));
792 x_fprintf(x_stdout, "BH\n");
796 if ( ntlmssp_state != NULL ) {
797 DEBUG(1, ("Client wants a new NTLMSSP challenge, but "
798 "already got one\n"));
799 x_fprintf(x_stdout, "BH\n");
800 ntlmssp_end(&ntlmssp_state);
804 if (!NT_STATUS_IS_OK(status = ntlm_auth_start_ntlmssp_server(&ntlmssp_state))) {
805 x_fprintf(x_stdout, "BH %s\n", nt_errstr(status));
809 DEBUG(10, ("got NTLMSSP packet:\n"));
810 dump_data(10, (const char *)request.negTokenInit.mechToken.data,
811 request.negTokenInit.mechToken.length);
813 response.type = SPNEGO_NEG_TOKEN_TARG;
814 response.negTokenTarg.supportedMech = strdup(OID_NTLMSSP);
815 response.negTokenTarg.mechListMIC = data_blob(NULL, 0);
817 status = ntlmssp_update(ntlmssp_state,
818 request.negTokenInit.mechToken,
819 &response.negTokenTarg.responseToken);
823 if (strcmp(request.negTokenInit.mechTypes[0], OID_KERBEROS5_OLD) == 0) {
828 DATA_BLOB session_key;
830 if ( request.negTokenInit.mechToken.data == NULL ) {
831 DEBUG(1, ("Client did not provide Kerberos data\n"));
832 x_fprintf(x_stdout, "BH\n");
836 response.type = SPNEGO_NEG_TOKEN_TARG;
837 response.negTokenTarg.supportedMech = strdup(OID_KERBEROS5_OLD);
838 response.negTokenTarg.mechListMIC = data_blob(NULL, 0);
839 response.negTokenTarg.responseToken = data_blob(NULL, 0);
841 status = ads_verify_ticket(lp_realm(),
842 &request.negTokenInit.mechToken,
843 &principal, &auth_data, &ap_rep,
846 /* Now in "principal" we have the name we are
849 if (NT_STATUS_IS_OK(status)) {
851 domain = strchr(principal, '@');
853 if (domain == NULL) {
854 DEBUG(1, ("Did not get a valid principal "
855 "from ads_verify_ticket\n"));
856 x_fprintf(x_stdout, "BH\n");
861 domain = strdup(domain);
862 user = strdup(principal);
864 data_blob_free(&ap_rep);
865 data_blob_free(&auth_data);
867 SAFE_FREE(principal);
874 if ( (request.negTokenTarg.supportedMech == NULL) ||
875 ( strcmp(request.negTokenTarg.supportedMech, OID_NTLMSSP) != 0 ) ) {
876 /* Kerberos should never send a negTokenTarg, OID_NTLMSSP
877 is the only one we support that sends this stuff */
878 DEBUG(1, ("Got a negTokenTarg for something non-NTLMSSP: %s\n",
879 request.negTokenTarg.supportedMech));
880 x_fprintf(x_stdout, "BH\n");
884 if (request.negTokenTarg.responseToken.data == NULL) {
885 DEBUG(1, ("Got a negTokenTarg without a responseToken!\n"));
886 x_fprintf(x_stdout, "BH\n");
890 status = ntlmssp_update(ntlmssp_state,
891 request.negTokenTarg.responseToken,
892 &response.negTokenTarg.responseToken);
894 response.type = SPNEGO_NEG_TOKEN_TARG;
895 response.negTokenTarg.supportedMech = strdup(OID_NTLMSSP);
896 response.negTokenTarg.mechListMIC = data_blob(NULL, 0);
898 if (NT_STATUS_IS_OK(status)) {
899 user = strdup(ntlmssp_state->user);
900 domain = strdup(ntlmssp_state->domain);
901 ntlmssp_end(&ntlmssp_state);
905 free_spnego_data(&request);
907 if (NT_STATUS_IS_OK(status)) {
908 response.negTokenTarg.negResult = SPNEGO_ACCEPT_COMPLETED;
910 pstr_sprintf(reply_argument, "%s\\%s", domain, user);
911 } else if (NT_STATUS_EQUAL(status,
912 NT_STATUS_MORE_PROCESSING_REQUIRED)) {
913 response.negTokenTarg.negResult = SPNEGO_ACCEPT_INCOMPLETE;
915 pstr_sprintf(reply_argument, "*");
917 response.negTokenTarg.negResult = SPNEGO_REJECT;
919 pstrcpy(reply_argument, nt_errstr(status));
925 len = write_spnego_data(&token, &response);
926 free_spnego_data(&response);
929 DEBUG(1, ("Could not write SPNEGO data blob\n"));
930 x_fprintf(x_stdout, "BH\n");
934 reply_base64 = base64_encode_data_blob(token);
936 x_fprintf(x_stdout, "%s %s %s\n",
937 reply_code, reply_base64, reply_argument);
939 SAFE_FREE(reply_base64);
940 data_blob_free(&token);
945 static NTLMSSP_STATE *client_ntlmssp_state = NULL;
947 static BOOL manage_client_ntlmssp_init(SPNEGO_DATA spnego)
950 DATA_BLOB null_blob = data_blob(NULL, 0);
952 char *to_server_base64;
953 const char *my_mechs[] = {OID_NTLMSSP, NULL};
955 DEBUG(10, ("Got spnego negTokenInit with NTLMSSP\n"));
957 if (client_ntlmssp_state != NULL) {
958 DEBUG(1, ("Request for initial SPNEGO request where "
959 "we already have a state\n"));
963 if (!client_ntlmssp_state) {
964 if (!NT_STATUS_IS_OK(status = ntlm_auth_start_ntlmssp_client(&client_ntlmssp_state))) {
965 x_fprintf(x_stdout, "BH %s\n", nt_errstr(status));
971 if (opt_password == NULL) {
973 /* Request a password from the calling process. After
974 sending it, the calling process should retry with
977 DEBUG(10, ("Requesting password\n"));
978 x_fprintf(x_stdout, "PW\n");
982 spnego.type = SPNEGO_NEG_TOKEN_INIT;
983 spnego.negTokenInit.mechTypes = my_mechs;
984 spnego.negTokenInit.reqFlags = 0;
985 spnego.negTokenInit.mechListMIC = null_blob;
987 status = ntlmssp_update(client_ntlmssp_state, null_blob,
988 &spnego.negTokenInit.mechToken);
990 if (!NT_STATUS_EQUAL(status, NT_STATUS_MORE_PROCESSING_REQUIRED)) {
991 DEBUG(1, ("Expected MORE_PROCESSING_REQUIRED, got: %s\n",
993 ntlmssp_end(&client_ntlmssp_state);
997 write_spnego_data(&to_server, &spnego);
998 data_blob_free(&spnego.negTokenInit.mechToken);
1000 to_server_base64 = base64_encode_data_blob(to_server);
1001 data_blob_free(&to_server);
1002 x_fprintf(x_stdout, "KK %s\n", to_server_base64);
1003 SAFE_FREE(to_server_base64);
1007 static void manage_client_ntlmssp_targ(SPNEGO_DATA spnego)
1010 DATA_BLOB null_blob = data_blob(NULL, 0);
1012 DATA_BLOB to_server;
1013 char *to_server_base64;
1015 DEBUG(10, ("Got spnego negTokenTarg with NTLMSSP\n"));
1017 if (client_ntlmssp_state == NULL) {
1018 DEBUG(1, ("Got NTLMSSP tArg without a client state\n"));
1019 x_fprintf(x_stdout, "BH\n");
1020 ntlmssp_end(&client_ntlmssp_state);
1024 if (spnego.negTokenTarg.negResult == SPNEGO_REJECT) {
1025 x_fprintf(x_stdout, "NA\n");
1026 ntlmssp_end(&client_ntlmssp_state);
1030 if (spnego.negTokenTarg.negResult == SPNEGO_ACCEPT_COMPLETED) {
1031 x_fprintf(x_stdout, "AF\n");
1032 ntlmssp_end(&client_ntlmssp_state);
1036 status = ntlmssp_update(client_ntlmssp_state,
1037 spnego.negTokenTarg.responseToken,
1040 if (!NT_STATUS_EQUAL(status, NT_STATUS_MORE_PROCESSING_REQUIRED)) {
1041 DEBUG(1, ("Expected MORE_PROCESSING_REQUIRED from "
1042 "ntlmssp_client_update, got: %s\n",
1043 nt_errstr(status)));
1044 x_fprintf(x_stdout, "BH\n");
1045 data_blob_free(&request);
1046 ntlmssp_end(&client_ntlmssp_state);
1050 spnego.type = SPNEGO_NEG_TOKEN_TARG;
1051 spnego.negTokenTarg.negResult = SPNEGO_ACCEPT_INCOMPLETE;
1052 spnego.negTokenTarg.supportedMech = OID_NTLMSSP;
1053 spnego.negTokenTarg.responseToken = request;
1054 spnego.negTokenTarg.mechListMIC = null_blob;
1056 write_spnego_data(&to_server, &spnego);
1057 data_blob_free(&request);
1059 to_server_base64 = base64_encode_data_blob(to_server);
1060 data_blob_free(&to_server);
1061 x_fprintf(x_stdout, "KK %s\n", to_server_base64);
1062 SAFE_FREE(to_server_base64);
1068 static BOOL manage_client_krb5_init(SPNEGO_DATA spnego)
1071 DATA_BLOB tkt, to_server;
1072 DATA_BLOB session_key_krb5;
1077 const char *my_mechs[] = {OID_KERBEROS5_OLD, NULL};
1080 if ( (spnego.negTokenInit.mechListMIC.data == NULL) ||
1081 (spnego.negTokenInit.mechListMIC.length == 0) ) {
1082 DEBUG(1, ("Did not get a principal for krb5\n"));
1086 principal = malloc(spnego.negTokenInit.mechListMIC.length+1);
1088 if (principal == NULL) {
1089 DEBUG(1, ("Could not malloc principal\n"));
1093 memcpy(principal, spnego.negTokenInit.mechListMIC.data,
1094 spnego.negTokenInit.mechListMIC.length);
1095 principal[spnego.negTokenInit.mechListMIC.length] = '\0';
1097 retval = cli_krb5_get_ticket(principal, 0, &tkt, &session_key_krb5);
1103 /* Let's try to first get the TGT, for that we need a
1106 if (opt_password == NULL) {
1107 DEBUG(10, ("Requesting password\n"));
1108 x_fprintf(x_stdout, "PW\n");
1112 pstr_sprintf(user, "%s@%s", opt_username, opt_domain);
1114 if ((retval = kerberos_kinit_password(user, opt_password, 0))) {
1115 DEBUG(10, ("Requesting TGT failed: %s\n", error_message(retval)));
1116 x_fprintf(x_stdout, "NA\n");
1120 retval = cli_krb5_get_ticket(principal, 0, &tkt, &session_key_krb5);
1123 DEBUG(10, ("Kinit suceeded, but getting a ticket failed: %s\n", error_message(retval)));
1127 data_blob_free(&session_key_krb5);
1131 reply.type = SPNEGO_NEG_TOKEN_INIT;
1132 reply.negTokenInit.mechTypes = my_mechs;
1133 reply.negTokenInit.reqFlags = 0;
1134 reply.negTokenInit.mechToken = tkt;
1135 reply.negTokenInit.mechListMIC = data_blob(NULL, 0);
1137 len = write_spnego_data(&to_server, &reply);
1138 data_blob_free(&tkt);
1141 DEBUG(1, ("Could not write SPNEGO data blob\n"));
1145 reply_base64 = base64_encode_data_blob(to_server);
1146 x_fprintf(x_stdout, "KK %s *\n", reply_base64);
1148 SAFE_FREE(reply_base64);
1149 data_blob_free(&to_server);
1150 DEBUG(10, ("sent GSS-SPNEGO KERBEROS5 negTokenInit\n"));
1154 static void manage_client_krb5_targ(SPNEGO_DATA spnego)
1156 switch (spnego.negTokenTarg.negResult) {
1157 case SPNEGO_ACCEPT_INCOMPLETE:
1158 DEBUG(1, ("Got a Kerberos negTokenTarg with ACCEPT_INCOMPLETE\n"));
1159 x_fprintf(x_stdout, "BH\n");
1161 case SPNEGO_ACCEPT_COMPLETED:
1162 DEBUG(10, ("Accept completed\n"));
1163 x_fprintf(x_stdout, "AF\n");
1166 DEBUG(10, ("Rejected\n"));
1167 x_fprintf(x_stdout, "NA\n");
1170 DEBUG(1, ("Got an invalid negTokenTarg\n"));
1171 x_fprintf(x_stdout, "AF\n");
1177 static void manage_gss_spnego_client_request(enum stdio_helper_mode stdio_helper_mode,
1178 char *buf, int length)
1184 if (strlen(buf) <= 3) {
1185 DEBUG(1, ("SPNEGO query [%s] too short\n", buf));
1186 x_fprintf(x_stdout, "BH\n");
1190 request = base64_decode_data_blob(buf+3);
1192 if (strncmp(buf, "PW ", 3) == 0) {
1194 /* We asked for a password and obviously got it :-) */
1196 opt_password = strndup((const char *)request.data, request.length);
1198 if (opt_password == NULL) {
1199 DEBUG(1, ("Out of memory\n"));
1200 x_fprintf(x_stdout, "BH\n");
1201 data_blob_free(&request);
1205 x_fprintf(x_stdout, "OK\n");
1206 data_blob_free(&request);
1210 if ( (strncmp(buf, "TT ", 3) != 0) &&
1211 (strncmp(buf, "AF ", 3) != 0) &&
1212 (strncmp(buf, "NA ", 3) != 0) ) {
1213 DEBUG(1, ("SPNEGO request [%s] invalid\n", buf));
1214 x_fprintf(x_stdout, "BH\n");
1215 data_blob_free(&request);
1219 /* So we got a server challenge to generate a SPNEGO
1220 client-to-server request... */
1222 len = read_spnego_data(request, &spnego);
1223 data_blob_free(&request);
1226 DEBUG(1, ("Could not read SPNEGO data for [%s]\n", buf));
1227 x_fprintf(x_stdout, "BH\n");
1231 if (spnego.type == SPNEGO_NEG_TOKEN_INIT) {
1233 /* The server offers a list of mechanisms */
1235 const char **mechType = spnego.negTokenInit.mechTypes;
1237 while (*mechType != NULL) {
1240 if ( (strcmp(*mechType, OID_KERBEROS5_OLD) == 0) ||
1241 (strcmp(*mechType, OID_KERBEROS5) == 0) ) {
1242 if (manage_client_krb5_init(spnego))
1247 if (strcmp(*mechType, OID_NTLMSSP) == 0) {
1248 if (manage_client_ntlmssp_init(spnego))
1255 DEBUG(1, ("Server offered no compatible mechanism\n"));
1256 x_fprintf(x_stdout, "BH\n");
1260 if (spnego.type == SPNEGO_NEG_TOKEN_TARG) {
1262 if (spnego.negTokenTarg.supportedMech == NULL) {
1263 /* On accept/reject Windows does not send the
1264 mechanism anymore. Handle that here and
1265 shut down the mechanisms. */
1267 switch (spnego.negTokenTarg.negResult) {
1268 case SPNEGO_ACCEPT_COMPLETED:
1269 x_fprintf(x_stdout, "AF\n");
1272 x_fprintf(x_stdout, "NA\n");
1275 DEBUG(1, ("Got a negTokenTarg with no mech and an "
1276 "unknown negResult: %d\n",
1277 spnego.negTokenTarg.negResult));
1278 x_fprintf(x_stdout, "BH\n");
1281 ntlmssp_end(&client_ntlmssp_state);
1285 if (strcmp(spnego.negTokenTarg.supportedMech,
1286 OID_NTLMSSP) == 0) {
1287 manage_client_ntlmssp_targ(spnego);
1292 if (strcmp(spnego.negTokenTarg.supportedMech,
1293 OID_KERBEROS5_OLD) == 0) {
1294 manage_client_krb5_targ(spnego);
1301 DEBUG(1, ("Got an SPNEGO token I could not handle [%s]!\n", buf));
1302 x_fprintf(x_stdout, "BH\n");
1306 free_spnego_data(&spnego);
1310 static void manage_squid_request(enum stdio_helper_mode helper_mode, stdio_helper_function fn)
1312 char buf[SQUID_BUFFER_SIZE+1];
1317 /* this is not a typo - x_fgets doesn't work too well under squid */
1318 if (fgets(buf, sizeof(buf)-1, stdin) == NULL) {
1319 DEBUG(1, ("fgets() failed! dying..... errno=%d (%s)\n", ferror(stdin),
1320 strerror(ferror(stdin))));
1321 exit(1); /* BIIG buffer */
1324 c=memchr(buf,'\n',sizeof(buf)-1);
1333 DEBUG(2, ("Oversized message\n"));
1334 x_fprintf(x_stderr, "ERR\n");
1339 DEBUG(10, ("Got '%s' from squid (length: %d).\n",buf,length));
1341 if (buf[0] == '\0') {
1342 DEBUG(2, ("Invalid Request\n"));
1343 x_fprintf(x_stderr, "ERR\n");
1347 fn(helper_mode, buf, length);
1351 static void squid_stream(enum stdio_helper_mode stdio_mode, stdio_helper_function fn) {
1352 /* initialize FDescs */
1353 x_setbuf(x_stdout, NULL);
1354 x_setbuf(x_stderr, NULL);
1356 manage_squid_request(stdio_mode, fn);
1361 /* Authenticate a user with a challenge/response */
1363 static BOOL check_auth_crap(void)
1372 static uint8 zeros[16];
1374 x_setbuf(x_stdout, NULL);
1377 flags |= WBFLAG_PAM_LMKEY;
1380 flags |= WBFLAG_PAM_NTKEY;
1382 nt_status = contact_winbind_auth_crap(opt_username, opt_domain,
1388 (unsigned char *)lm_key,
1389 (unsigned char *)nt_key,
1390 &error_string, NULL);
1392 if (!NT_STATUS_IS_OK(nt_status)) {
1393 x_fprintf(x_stdout, "%s (0x%x)\n",
1395 NT_STATUS_V(nt_status));
1396 SAFE_FREE(error_string);
1401 && (memcmp(zeros, lm_key,
1402 sizeof(lm_key)) != 0)) {
1403 hex_encode((const unsigned char *)lm_key,
1406 x_fprintf(x_stdout, "LM_KEY: %s\n", hex_lm_key);
1407 SAFE_FREE(hex_lm_key);
1410 && (memcmp(zeros, nt_key,
1411 sizeof(nt_key)) != 0)) {
1412 hex_encode((const unsigned char *)nt_key,
1415 x_fprintf(x_stdout, "NT_KEY: %s\n", hex_nt_key);
1416 SAFE_FREE(hex_nt_key);
1423 Authenticate a user with a challenge/response, checking session key
1424 and valid authentication types
1427 static DATA_BLOB get_challenge(void)
1429 static DATA_BLOB chal;
1430 if (opt_challenge.length)
1431 return opt_challenge;
1433 chal = data_blob(NULL, 8);
1435 generate_random_buffer(chal.data, chal.length, False);
1440 * Test the normal 'LM and NTLM' combination
1443 static BOOL test_lm_ntlm_broken(enum ntlm_break break_which)
1448 DATA_BLOB lm_response = data_blob(NULL, 24);
1449 DATA_BLOB nt_response = data_blob(NULL, 24);
1450 DATA_BLOB session_key = data_blob(NULL, 16);
1456 DATA_BLOB chall = get_challenge();
1459 ZERO_STRUCT(lm_key);
1460 ZERO_STRUCT(nt_key);
1462 flags |= WBFLAG_PAM_LMKEY;
1463 flags |= WBFLAG_PAM_NTKEY;
1465 SMBencrypt(opt_password,chall.data,lm_response.data);
1466 E_deshash(opt_password, lm_hash);
1468 SMBNTencrypt(opt_password,chall.data,nt_response.data);
1470 E_md4hash(opt_password, nt_hash);
1471 SMBsesskeygen_ntv1(nt_hash, NULL, session_key.data);
1473 switch (break_which) {
1477 lm_response.data[0]++;
1480 nt_response.data[0]++;
1483 data_blob_free(&lm_response);
1486 data_blob_free(&nt_response);
1490 nt_status = contact_winbind_auth_crap(opt_username, opt_domain,
1498 &error_string, NULL);
1500 data_blob_free(&lm_response);
1502 if (!NT_STATUS_IS_OK(nt_status)) {
1503 d_printf("%s (0x%x)\n",
1505 NT_STATUS_V(nt_status));
1506 SAFE_FREE(error_string);
1507 return break_which == BREAK_NT;
1510 if (memcmp(lm_hash, lm_key,
1511 sizeof(lm_key)) != 0) {
1512 DEBUG(1, ("LM Key does not match expectations!\n"));
1513 DEBUG(1, ("lm_key:\n"));
1514 dump_data(1, (const char *)lm_key, 8);
1515 DEBUG(1, ("expected:\n"));
1516 dump_data(1, (const char *)lm_hash, 8);
1520 if (break_which == NO_NT) {
1521 if (memcmp(lm_hash, nt_key,
1523 DEBUG(1, ("NT Session Key does not match expectations (should be LM hash)!\n"));
1524 DEBUG(1, ("nt_key:\n"));
1525 dump_data(1, (const char *)nt_key, sizeof(nt_key));
1526 DEBUG(1, ("expected:\n"));
1527 dump_data(1, (const char *)lm_hash, sizeof(lm_hash));
1531 if (memcmp(session_key.data, nt_key,
1532 sizeof(nt_key)) != 0) {
1533 DEBUG(1, ("NT Session Key does not match expectations!\n"));
1534 DEBUG(1, ("nt_key:\n"));
1535 dump_data(1, (const char *)nt_key, 16);
1536 DEBUG(1, ("expected:\n"));
1537 dump_data(1, (const char *)session_key.data, session_key.length);
1545 * Test LM authentication, no NT response supplied
1548 static BOOL test_lm(void)
1551 return test_lm_ntlm_broken(NO_NT);
1555 * Test the NTLM response only, no LM.
1558 static BOOL test_ntlm(void)
1560 return test_lm_ntlm_broken(NO_LM);
1564 * Test the NTLM response only, but in the LM field.
1567 static BOOL test_ntlm_in_lm(void)
1572 DATA_BLOB nt_response = data_blob(NULL, 24);
1577 DATA_BLOB chall = get_challenge();
1580 ZERO_STRUCT(nt_key);
1582 flags |= WBFLAG_PAM_LMKEY;
1583 flags |= WBFLAG_PAM_NTKEY;
1585 SMBNTencrypt(opt_password,chall.data,nt_response.data);
1587 E_deshash(opt_password, lm_hash);
1589 nt_status = contact_winbind_auth_crap(opt_username, opt_domain,
1597 &error_string, NULL);
1599 data_blob_free(&nt_response);
1601 if (!NT_STATUS_IS_OK(nt_status)) {
1602 d_printf("%s (0x%x)\n",
1604 NT_STATUS_V(nt_status));
1605 SAFE_FREE(error_string);
1609 if (memcmp(lm_hash, lm_key,
1610 sizeof(lm_key)) != 0) {
1611 DEBUG(1, ("LM Key does not match expectations!\n"));
1612 DEBUG(1, ("lm_key:\n"));
1613 dump_data(1, (const char *)lm_key, 8);
1614 DEBUG(1, ("expected:\n"));
1615 dump_data(1, (const char *)lm_hash, 8);
1618 if (memcmp(lm_hash, nt_key, 8) != 0) {
1619 DEBUG(1, ("Session Key (first 8 lm hash) does not match expectations!\n"));
1620 DEBUG(1, ("nt_key:\n"));
1621 dump_data(1, (const char *)nt_key, 16);
1622 DEBUG(1, ("expected:\n"));
1623 dump_data(1, (const char *)lm_hash, 8);
1630 * Test the NTLM response only, but in the both the NT and LM fields.
1633 static BOOL test_ntlm_in_both(void)
1638 DATA_BLOB nt_response = data_blob(NULL, 24);
1639 DATA_BLOB session_key = data_blob(NULL, 16);
1645 DATA_BLOB chall = get_challenge();
1648 ZERO_STRUCT(lm_key);
1649 ZERO_STRUCT(nt_key);
1651 flags |= WBFLAG_PAM_LMKEY;
1652 flags |= WBFLAG_PAM_NTKEY;
1654 SMBNTencrypt(opt_password,chall.data,nt_response.data);
1655 E_md4hash(opt_password, (unsigned char *)nt_hash);
1656 SMBsesskeygen_ntv1((const unsigned char *)nt_hash, NULL, session_key.data);
1658 E_deshash(opt_password, (unsigned char *)lm_hash);
1660 nt_status = contact_winbind_auth_crap(opt_username, opt_domain,
1666 (unsigned char *)lm_key,
1667 (unsigned char *)nt_key,
1668 &error_string, NULL);
1670 data_blob_free(&nt_response);
1672 if (!NT_STATUS_IS_OK(nt_status)) {
1673 d_printf("%s (0x%x)\n",
1675 NT_STATUS_V(nt_status));
1676 SAFE_FREE(error_string);
1680 if (memcmp(lm_hash, lm_key,
1681 sizeof(lm_key)) != 0) {
1682 DEBUG(1, ("LM Key does not match expectations!\n"));
1683 DEBUG(1, ("lm_key:\n"));
1684 dump_data(1, lm_key, 8);
1685 DEBUG(1, ("expected:\n"));
1686 dump_data(1, lm_hash, 8);
1689 if (memcmp(session_key.data, nt_key,
1690 sizeof(nt_key)) != 0) {
1691 DEBUG(1, ("NT Session Key does not match expectations!\n"));
1692 DEBUG(1, ("nt_key:\n"));
1693 dump_data(1, nt_key, 16);
1694 DEBUG(1, ("expected:\n"));
1695 dump_data(1, (const char *)session_key.data, session_key.length);
1704 * Test the NTLMv2 and LMv2 responses
1707 static BOOL test_lmv2_ntlmv2_broken(enum ntlm_break break_which)
1712 DATA_BLOB ntlmv2_response = data_blob(NULL, 0);
1713 DATA_BLOB lmv2_response = data_blob(NULL, 0);
1714 DATA_BLOB nt_session_key = data_blob(NULL, 0);
1715 DATA_BLOB names_blob = NTLMv2_generate_names_blob(get_winbind_netbios_name(), get_winbind_domain());
1718 DATA_BLOB chall = get_challenge();
1721 ZERO_STRUCT(nt_key);
1723 flags |= WBFLAG_PAM_NTKEY;
1725 if (!SMBNTLMv2encrypt(opt_username, opt_domain, opt_password, &chall,
1727 &lmv2_response, &ntlmv2_response,
1729 data_blob_free(&names_blob);
1732 data_blob_free(&names_blob);
1734 switch (break_which) {
1738 lmv2_response.data[0]++;
1741 ntlmv2_response.data[0]++;
1744 data_blob_free(&lmv2_response);
1747 data_blob_free(&ntlmv2_response);
1751 nt_status = contact_winbind_auth_crap(opt_username, opt_domain,
1759 &error_string, NULL);
1761 data_blob_free(&lmv2_response);
1762 data_blob_free(&ntlmv2_response);
1764 if (!NT_STATUS_IS_OK(nt_status)) {
1765 d_printf("%s (0x%x)\n",
1767 NT_STATUS_V(nt_status));
1768 SAFE_FREE(error_string);
1769 return break_which == BREAK_NT;
1772 if (break_which != NO_NT && break_which != BREAK_NT && memcmp(nt_session_key.data, nt_key,
1773 sizeof(nt_key)) != 0) {
1774 DEBUG(1, ("NT Session Key does not match expectations!\n"));
1775 DEBUG(1, ("nt_key:\n"));
1776 dump_data(1, (const char *)nt_key, 16);
1777 DEBUG(1, ("expected:\n"));
1778 dump_data(1, (const char *)nt_session_key.data, nt_session_key.length);
1785 * Test the NTLMv2 and LMv2 responses
1788 static BOOL test_lmv2_ntlmv2(void)
1790 return test_lmv2_ntlmv2_broken(BREAK_NONE);
1794 * Test the LMv2 response only
1797 static BOOL test_lmv2(void)
1799 return test_lmv2_ntlmv2_broken(NO_NT);
1803 * Test the NTLMv2 response only
1806 static BOOL test_ntlmv2(void)
1808 return test_lmv2_ntlmv2_broken(NO_LM);
1811 static BOOL test_lm_ntlm(void)
1813 return test_lm_ntlm_broken(BREAK_NONE);
1816 static BOOL test_ntlm_lm_broken(void)
1818 return test_lm_ntlm_broken(BREAK_LM);
1821 static BOOL test_ntlm_ntlm_broken(void)
1823 return test_lm_ntlm_broken(BREAK_NT);
1826 static BOOL test_ntlmv2_lmv2_broken(void)
1828 return test_lmv2_ntlmv2_broken(BREAK_LM);
1831 static BOOL test_ntlmv2_ntlmv2_broken(void)
1833 return test_lmv2_ntlmv2_broken(BREAK_NT);
1836 static BOOL test_plaintext(enum ntlm_break break_which)
1840 DATA_BLOB nt_response = data_blob(NULL, 0);
1841 DATA_BLOB lm_response = data_blob(NULL, 0);
1846 static const uchar zeros[8];
1847 DATA_BLOB chall = data_blob(zeros, sizeof(zeros));
1850 ZERO_STRUCT(nt_key);
1852 flags |= WBFLAG_PAM_NTKEY;
1853 flags |= WBFLAG_PAM_LMKEY;
1855 if ((push_ucs2_allocate((smb_ucs2_t **)&nt_response.data, opt_password)) == -1) {
1856 DEBUG(0, ("push_ucs2_allocate failed!\n"));
1860 nt_response.length = strlen_w(((void *)nt_response.data))*sizeof(smb_ucs2_t);
1862 password = strdup_upper(opt_password);
1864 if ((convert_string_allocate(NULL, CH_UNIX,
1867 (void**)&lm_response.data,True)) == -1) {
1868 DEBUG(0, ("push_ascii_allocate failed!\n"));
1872 SAFE_FREE(password);
1874 lm_response.length = strlen(lm_response.data);
1876 switch (break_which) {
1880 lm_response.data[0]++;
1883 nt_response.data[0]++;
1886 SAFE_FREE(lm_response.data);
1887 lm_response.length = 0;
1890 SAFE_FREE(nt_response.data);
1891 nt_response.length = 0;
1895 nt_status = contact_winbind_auth_crap(opt_username, opt_domain,
1903 &error_string, NULL);
1905 SAFE_FREE(nt_response.data);
1906 SAFE_FREE(lm_response.data);
1907 data_blob_free(&chall);
1909 if (!NT_STATUS_IS_OK(nt_status)) {
1910 d_printf("%s (0x%x)\n",
1912 NT_STATUS_V(nt_status));
1913 SAFE_FREE(error_string);
1914 return break_which == BREAK_NT;
1917 return break_which != BREAK_NT;
1920 static BOOL test_plaintext_none_broken(void) {
1921 return test_plaintext(BREAK_NONE);
1924 static BOOL test_plaintext_lm_broken(void) {
1925 return test_plaintext(BREAK_LM);
1928 static BOOL test_plaintext_nt_broken(void) {
1929 return test_plaintext(BREAK_NT);
1932 static BOOL test_plaintext_nt_only(void) {
1933 return test_plaintext(NO_LM);
1936 static BOOL test_plaintext_lm_only(void) {
1937 return test_plaintext(NO_NT);
1951 - plaintext tests (in challenge-response feilds)
1953 check we get the correct session key in each case
1954 check what values we get for the LM session key
1958 static const struct ntlm_tests {
1963 {test_lm_ntlm, "LM and NTLM"},
1964 {test_ntlm, "NTLM"},
1965 {test_ntlm_in_lm, "NTLM in LM"},
1966 {test_ntlm_in_both, "NTLM in both"},
1967 {test_ntlmv2, "NTLMv2"},
1968 {test_lmv2_ntlmv2, "NTLMv2 and LMv2"},
1969 {test_lmv2, "LMv2"},
1970 {test_ntlmv2_lmv2_broken, "NTLMv2 and LMv2, LMv2 broken"},
1971 {test_ntlmv2_ntlmv2_broken, "NTLMv2 and LMv2, NTLMv2 broken"},
1972 {test_ntlm_lm_broken, "NTLM and LM, LM broken"},
1973 {test_ntlm_ntlm_broken, "NTLM and LM, NTLM broken"},
1974 {test_plaintext_none_broken, "Plaintext"},
1975 {test_plaintext_lm_broken, "Plaintext LM broken"},
1976 {test_plaintext_nt_broken, "Plaintext NT broken"},
1977 {test_plaintext_nt_only, "Plaintext NT only"},
1978 {test_plaintext_lm_only, "Plaintext LM only"}
1981 static BOOL diagnose_ntlm_auth(void)
1986 for (i=0; test_table[i].fn; i++) {
1987 if (!test_table[i].fn()) {
1988 DEBUG(1, ("Test %s failed!\n", test_table[i].name));
1999 OPT_USERNAME = 1000,
2012 int main(int argc, const char **argv)
2015 static const char *helper_protocol;
2016 static int diagnostics;
2018 static const char *hex_challenge;
2019 static const char *hex_lm_response;
2020 static const char *hex_nt_response;
2024 size_t challenge_len;
2025 size_t lm_response_len;
2026 size_t nt_response_len;
2030 /* NOTE: DO NOT change this interface without considering the implications!
2031 This is an external interface, which other programs will use to interact
2035 /* We do not use single-letter command abbreviations, because they harm future
2036 interface stability. */
2038 struct poptOption long_options[] = {
2040 { "helper-protocol", 0, POPT_ARG_STRING, &helper_protocol, OPT_DOMAIN, "operate as a stdio-based helper", "helper protocol to use"},
2041 { "username", 0, POPT_ARG_STRING, &opt_username, OPT_USERNAME, "username"},
2042 { "domain", 0, POPT_ARG_STRING, &opt_domain, OPT_DOMAIN, "domain name"},
2043 { "workstation", 0, POPT_ARG_STRING, &opt_workstation, OPT_WORKSTATION, "workstation"},
2044 { "challenge", 0, POPT_ARG_STRING, &hex_challenge, OPT_CHALLENGE, "challenge (HEX encoded)"},
2045 { "lm-response", 0, POPT_ARG_STRING, &hex_lm_response, OPT_LM, "LM Response to the challenge (HEX encoded)"},
2046 { "nt-response", 0, POPT_ARG_STRING, &hex_nt_response, OPT_NT, "NT or NTLMv2 Response to the challenge (HEX encoded)"},
2047 { "password", 0, POPT_ARG_STRING, &opt_password, OPT_PASSWORD, "User's plaintext password"},
2048 { "request-lm-key", 0, POPT_ARG_NONE, &request_lm_key, OPT_LM_KEY, "Retreive LM session key"},
2049 { "request-nt-key", 0, POPT_ARG_NONE, &request_nt_key, OPT_NT_KEY, "Retreive NT session key"},
2050 { "diagnostics", 0, POPT_ARG_NONE, &diagnostics, OPT_DIAGNOSTICS, "Perform diagnostics on the authentictaion chain"},
2055 /* Samba client initialisation */
2059 /* Samba client initialisation */
2061 if (!lp_load(dyn_CONFIGFILE, True, False, False)) {
2062 d_fprintf(stderr, "wbinfo: error opening config file %s. Error was %s\n",
2063 dyn_CONFIGFILE, strerror(errno));
2069 pc = poptGetContext("ntlm_auth", argc, argv, long_options, 0);
2071 /* Parse command line options */
2074 poptPrintHelp(pc, stderr, 0);
2078 pc = poptGetContext(NULL, argc, (const char **)argv, long_options,
2079 POPT_CONTEXT_KEEP_FIRST);
2081 while((opt = poptGetNextOpt(pc)) != -1) {
2084 challenge = smb_xmalloc((strlen(hex_challenge))/2+1);
2085 if ((challenge_len = strhex_to_str(challenge,
2086 strlen(hex_challenge),
2087 hex_challenge)) != 8) {
2088 x_fprintf(x_stderr, "hex decode of %s failed (only got %lu bytes)!\n",
2089 hex_challenge, (unsigned long)challenge_len);
2092 opt_challenge = data_blob(challenge, challenge_len);
2093 SAFE_FREE(challenge);
2096 lm_response = smb_xmalloc((strlen(hex_lm_response))/2+1);
2097 lm_response_len = strhex_to_str(lm_response,
2098 strlen(hex_lm_response),
2100 if (lm_response_len != 24) {
2101 x_fprintf(x_stderr, "hex decode of %s failed!\n", hex_lm_response);
2104 opt_lm_response = data_blob(lm_response, lm_response_len);
2105 SAFE_FREE(lm_response);
2108 nt_response = smb_xmalloc((strlen(hex_nt_response)+2)/2+1);
2109 nt_response_len = strhex_to_str(nt_response,
2110 strlen(hex_nt_response),
2112 if (nt_response_len < 24) {
2113 x_fprintf(x_stderr, "hex decode of %s failed!\n", hex_nt_response);
2116 opt_nt_response = data_blob(nt_response, nt_response_len);
2117 SAFE_FREE(nt_response);
2122 if (helper_protocol) {
2124 for (i=0; i<NUM_HELPER_MODES; i++) {
2125 if (strcmp(helper_protocol, stdio_helper_protocols[i].name) == 0) {
2126 squid_stream(stdio_helper_protocols[i].mode, stdio_helper_protocols[i].fn);
2130 x_fprintf(x_stderr, "unknown helper protocol [%s]\n\nValid helper protools:\n\n", helper_protocol);
2132 for (i=0; i<NUM_HELPER_MODES; i++) {
2133 x_fprintf(x_stderr, "%s\n", stdio_helper_protocols[i].name);
2139 if (!opt_username) {
2140 x_fprintf(x_stderr, "username must be specified!\n\n");
2141 poptPrintHelp(pc, stderr, 0);
2145 if (opt_domain == NULL) {
2146 opt_domain = get_winbind_domain();
2149 if (opt_workstation == NULL) {
2150 opt_workstation = "";
2153 if (opt_challenge.length) {
2154 if (!check_auth_crap()) {
2160 if (!opt_password) {
2161 opt_password = getpass("password: ");
2165 if (!diagnose_ntlm_auth()) {
2171 fstr_sprintf(user, "%s%c%s", opt_domain, winbind_separator(), opt_username);
2172 if (!check_plaintext_auth(user, opt_password, True)) {
2179 poptFreeContext(pc);