2 Unix SMB/CIFS implementation.
4 Winbind status program.
6 Copyright (C) Tim Potter 2000-2003
7 Copyright (C) Andrew Bartlett <abartlet@samba.org> 2003-2004
8 Copyright (C) Francesco Chemolli <kinkie@kame.usr.dsi.unimi.it> 2000
9 Copyright (C) Robert O'Callahan 2006 (added cached credential code).
10 Copyright (C) Kai Blin <kai@samba.org> 2008
12 This program is free software; you can redistribute it and/or modify
13 it under the terms of the GNU General Public License as published by
14 the Free Software Foundation; either version 3 of the License, or
15 (at your option) any later version.
17 This program is distributed in the hope that it will be useful,
18 but WITHOUT ANY WARRANTY; without even the implied warranty of
19 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
20 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, see <http://www.gnu.org/licenses/>.
27 #include "lib/param/param.h"
28 #include "popt_common.h"
29 #include "utils/ntlm_auth.h"
30 #include "../libcli/auth/libcli_auth.h"
31 #include "../libcli/auth/spnego.h"
32 #include "auth/ntlmssp/ntlmssp.h"
33 #include "auth/gensec/gensec.h"
34 #include "auth/credentials/credentials.h"
35 #include "librpc/crypto/gse.h"
37 #include <iniparser.h>
38 #include "../lib/crypto/arcfour.h"
39 #include "libads/kerberos_proto.h"
40 #include "nsswitch/winbind_client.h"
41 #include "librpc/gen_ndr/krb5pac.h"
42 #include "../lib/util/asn1.h"
43 #include "auth/common_auth.h"
45 #ifndef PAM_WINBIND_CONFIG_FILE
46 #define PAM_WINBIND_CONFIG_FILE "/etc/security/pam_winbind.conf"
49 #define WINBIND_KRB5_AUTH 0x00000080
52 #define DBGC_CLASS DBGC_WINBIND
54 #define INITIAL_BUFFER_SIZE 300
55 #define MAX_BUFFER_SIZE 630000
57 enum stdio_helper_mode
{
65 NTLM_CHANGE_PASSWORD_1
,
69 enum ntlm_auth_cli_state
{
76 enum ntlm_auth_svr_state
{
83 struct ntlm_auth_state
{
85 enum stdio_helper_mode helper_mode
;
86 enum ntlm_auth_cli_state cli_state
;
87 enum ntlm_auth_svr_state svr_state
;
88 struct ntlmssp_state
*ntlmssp_state
;
89 struct gensec_security
*gensec_security
;
91 char *want_feature_list
;
93 char *spnego_mech_oid
;
94 bool have_session_key
;
95 DATA_BLOB session_key
;
96 DATA_BLOB initial_message
;
99 typedef void (*stdio_helper_function
)(struct ntlm_auth_state
*state
, char *buf
,
102 static void manage_squid_basic_request (struct ntlm_auth_state
*state
,
103 char *buf
, int length
);
105 static void manage_squid_ntlmssp_request (struct ntlm_auth_state
*state
,
106 char *buf
, int length
);
108 static void manage_client_ntlmssp_request (struct ntlm_auth_state
*state
,
109 char *buf
, int length
);
111 static void manage_gss_spnego_request (struct ntlm_auth_state
*state
,
112 char *buf
, int length
);
114 static void manage_gss_spnego_client_request (struct ntlm_auth_state
*state
,
115 char *buf
, int length
);
117 static void manage_ntlm_server_1_request (struct ntlm_auth_state
*state
,
118 char *buf
, int length
);
120 static void manage_ntlm_change_password_1_request(struct ntlm_auth_state
*state
,
121 char *buf
, int length
);
123 static const struct {
124 enum stdio_helper_mode mode
;
126 stdio_helper_function fn
;
127 } stdio_helper_protocols
[] = {
128 { SQUID_2_4_BASIC
, "squid-2.4-basic", manage_squid_basic_request
},
129 { SQUID_2_5_BASIC
, "squid-2.5-basic", manage_squid_basic_request
},
130 { SQUID_2_5_NTLMSSP
, "squid-2.5-ntlmssp", manage_squid_ntlmssp_request
},
131 { NTLMSSP_CLIENT_1
, "ntlmssp-client-1", manage_client_ntlmssp_request
},
132 { GSS_SPNEGO
, "gss-spnego", manage_gss_spnego_request
},
133 { GSS_SPNEGO_CLIENT
, "gss-spnego-client", manage_gss_spnego_client_request
},
134 { NTLM_SERVER_1
, "ntlm-server-1", manage_ntlm_server_1_request
},
135 { NTLM_CHANGE_PASSWORD_1
, "ntlm-change-password-1", manage_ntlm_change_password_1_request
},
136 { NUM_HELPER_MODES
, NULL
, NULL
}
139 const char *opt_username
;
140 const char *opt_domain
;
141 const char *opt_workstation
;
142 const char *opt_password
;
143 static DATA_BLOB opt_challenge
;
144 static DATA_BLOB opt_lm_response
;
145 static DATA_BLOB opt_nt_response
;
146 static int request_lm_key
;
147 static int request_user_session_key
;
148 static int use_cached_creds
;
150 static const char *require_membership_of
;
151 static const char *require_membership_of_sid
;
152 static const char *opt_pam_winbind_conf
;
154 const char *opt_target_service
;
155 const char *opt_target_hostname
;
158 * A limited set of features are defined with text strings as needed
162 static void gensec_want_feature_list(struct gensec_security
*state
, char* feature_list
)
164 if (in_list("NTLMSSP_FEATURE_SESSION_KEY", feature_list
, true)) {
165 DEBUG(10, ("want GENSEC_FEATURE_SESSION_KEY\n"));
166 gensec_want_feature(state
, GENSEC_FEATURE_SESSION_KEY
);
168 if (in_list("NTLMSSP_FEATURE_SIGN", feature_list
, true)) {
169 DEBUG(10, ("want GENSEC_FEATURE_SIGN\n"));
170 gensec_want_feature(state
, GENSEC_FEATURE_SIGN
);
172 if (in_list("NTLMSSP_FEATURE_SEAL", feature_list
, true)) {
173 DEBUG(10, ("want GENSEC_FEATURE_SEAL\n"));
174 gensec_want_feature(state
, GENSEC_FEATURE_SEAL
);
178 static char winbind_separator(void)
180 struct winbindd_response response
;
187 ZERO_STRUCT(response
);
189 /* Send off request */
191 if (winbindd_request_response(WINBINDD_INFO
, NULL
, &response
) !=
192 NSS_STATUS_SUCCESS
) {
193 d_printf("could not obtain winbind separator!\n");
194 return *lp_winbind_separator();
197 sep
= response
.data
.info
.winbind_separator
;
201 d_printf("winbind separator was NULL!\n");
202 return *lp_winbind_separator();
208 const char *get_winbind_domain(void)
210 struct winbindd_response response
;
212 static fstring winbind_domain
;
213 if (*winbind_domain
) {
214 return winbind_domain
;
217 ZERO_STRUCT(response
);
219 /* Send off request */
221 if (winbindd_request_response(WINBINDD_DOMAIN_NAME
, NULL
, &response
) !=
222 NSS_STATUS_SUCCESS
) {
223 DEBUG(0, ("could not obtain winbind domain name!\n"));
224 return lp_workgroup();
227 fstrcpy(winbind_domain
, response
.data
.domain_name
);
229 return winbind_domain
;
233 const char *get_winbind_netbios_name(void)
235 struct winbindd_response response
;
237 static fstring winbind_netbios_name
;
239 if (*winbind_netbios_name
) {
240 return winbind_netbios_name
;
243 ZERO_STRUCT(response
);
245 /* Send off request */
247 if (winbindd_request_response(WINBINDD_NETBIOS_NAME
, NULL
, &response
) !=
248 NSS_STATUS_SUCCESS
) {
249 DEBUG(0, ("could not obtain winbind netbios name!\n"));
250 return lp_netbios_name();
253 fstrcpy(winbind_netbios_name
, response
.data
.netbios_name
);
255 return winbind_netbios_name
;
259 DATA_BLOB
get_challenge(void)
261 static DATA_BLOB chal
;
262 if (opt_challenge
.length
)
263 return opt_challenge
;
265 chal
= data_blob(NULL
, 8);
267 generate_random_buffer(chal
.data
, chal
.length
);
271 /* Copy of parse_domain_user from winbindd_util.c. Parse a string of the
272 form DOMAIN/user into a domain and a user */
274 static bool parse_ntlm_auth_domain_user(const char *domuser
, fstring domain
,
278 char *p
= strchr(domuser
,winbind_separator());
285 fstrcpy(domain
, domuser
);
286 domain
[PTR_DIFF(p
, domuser
)] = 0;
292 static bool get_require_membership_sid(void) {
293 struct winbindd_request request
;
294 struct winbindd_response response
;
296 if (!require_membership_of
) {
300 if (require_membership_of_sid
) {
304 /* Otherwise, ask winbindd for the name->sid request */
306 ZERO_STRUCT(request
);
307 ZERO_STRUCT(response
);
309 if (!parse_ntlm_auth_domain_user(require_membership_of
,
310 request
.data
.name
.dom_name
,
311 request
.data
.name
.name
)) {
312 DEBUG(0, ("Could not parse %s into seperate domain/name parts!\n",
313 require_membership_of
));
317 if (winbindd_request_response(WINBINDD_LOOKUPNAME
, &request
, &response
) !=
318 NSS_STATUS_SUCCESS
) {
319 DEBUG(0, ("Winbindd lookupname failed to resolve %s into a SID!\n",
320 require_membership_of
));
324 require_membership_of_sid
= SMB_STRDUP(response
.data
.sid
.sid
);
326 if (require_membership_of_sid
)
333 * Get some configuration from pam_winbind.conf to see if we
334 * need to contact trusted domain
337 int get_pam_winbind_config()
340 dictionary
*d
= NULL
;
342 if (!opt_pam_winbind_conf
|| !*opt_pam_winbind_conf
) {
343 opt_pam_winbind_conf
= PAM_WINBIND_CONFIG_FILE
;
346 d
= iniparser_load(discard_const_p(char, opt_pam_winbind_conf
));
352 if (iniparser_getboolean(d
, discard_const_p(char, "global:krb5_auth"), false)) {
353 ctrl
|= WINBIND_KRB5_AUTH
;
356 iniparser_freedict(d
);
361 /* Authenticate a user with a plaintext password */
363 static bool check_plaintext_auth(const char *user
, const char *pass
,
364 bool stdout_diagnostics
)
366 struct winbindd_request request
;
367 struct winbindd_response response
;
370 if (!get_require_membership_sid()) {
374 /* Send off request */
376 ZERO_STRUCT(request
);
377 ZERO_STRUCT(response
);
379 fstrcpy(request
.data
.auth
.user
, user
);
380 fstrcpy(request
.data
.auth
.pass
, pass
);
381 if (require_membership_of_sid
) {
382 strlcpy(request
.data
.auth
.require_membership_of_sid
,
383 require_membership_of_sid
,
384 sizeof(request
.data
.auth
.require_membership_of_sid
));
387 result
= winbindd_request_response(WINBINDD_PAM_AUTH
, &request
, &response
);
389 /* Display response */
391 if (stdout_diagnostics
) {
392 if ((result
!= NSS_STATUS_SUCCESS
) && (response
.data
.auth
.nt_status
== 0)) {
393 d_printf("Reading winbind reply failed! (0x01)\n");
396 d_printf("%s: %s (0x%x)\n",
397 response
.data
.auth
.nt_status_string
,
398 response
.data
.auth
.error_string
,
399 response
.data
.auth
.nt_status
);
401 if ((result
!= NSS_STATUS_SUCCESS
) && (response
.data
.auth
.nt_status
== 0)) {
402 DEBUG(1, ("Reading winbind reply failed! (0x01)\n"));
405 DEBUG(3, ("%s: %s (0x%x)\n",
406 response
.data
.auth
.nt_status_string
,
407 response
.data
.auth
.error_string
,
408 response
.data
.auth
.nt_status
));
411 return (result
== NSS_STATUS_SUCCESS
);
414 /* authenticate a user with an encrypted username/password */
416 NTSTATUS
contact_winbind_auth_crap(const char *username
,
418 const char *workstation
,
419 const DATA_BLOB
*challenge
,
420 const DATA_BLOB
*lm_response
,
421 const DATA_BLOB
*nt_response
,
423 uint32 extra_logon_parameters
,
425 uint8 user_session_key
[16],
431 struct winbindd_request request
;
432 struct winbindd_response response
;
434 if (!get_require_membership_sid()) {
435 return NT_STATUS_INVALID_PARAMETER
;
438 ZERO_STRUCT(request
);
439 ZERO_STRUCT(response
);
441 request
.flags
= flags
;
443 request
.data
.auth_crap
.logon_parameters
= extra_logon_parameters
444 | MSV1_0_ALLOW_WORKSTATION_TRUST_ACCOUNT
| MSV1_0_ALLOW_SERVER_TRUST_ACCOUNT
;
446 if (require_membership_of_sid
)
447 fstrcpy(request
.data
.auth_crap
.require_membership_of_sid
, require_membership_of_sid
);
449 fstrcpy(request
.data
.auth_crap
.user
, username
);
450 fstrcpy(request
.data
.auth_crap
.domain
, domain
);
452 fstrcpy(request
.data
.auth_crap
.workstation
,
455 memcpy(request
.data
.auth_crap
.chal
, challenge
->data
, MIN(challenge
->length
, 8));
457 if (lm_response
&& lm_response
->length
) {
458 memcpy(request
.data
.auth_crap
.lm_resp
,
460 MIN(lm_response
->length
, sizeof(request
.data
.auth_crap
.lm_resp
)));
461 request
.data
.auth_crap
.lm_resp_len
= lm_response
->length
;
464 if (nt_response
&& nt_response
->length
) {
465 if (nt_response
->length
> sizeof(request
.data
.auth_crap
.nt_resp
)) {
466 request
.flags
= request
.flags
| WBFLAG_BIG_NTLMV2_BLOB
;
467 request
.extra_len
= nt_response
->length
;
468 request
.extra_data
.data
= SMB_MALLOC_ARRAY(char, request
.extra_len
);
469 if (request
.extra_data
.data
== NULL
) {
470 return NT_STATUS_NO_MEMORY
;
472 memcpy(request
.extra_data
.data
, nt_response
->data
,
473 nt_response
->length
);
476 memcpy(request
.data
.auth_crap
.nt_resp
,
477 nt_response
->data
, nt_response
->length
);
479 request
.data
.auth_crap
.nt_resp_len
= nt_response
->length
;
482 result
= winbindd_request_response(WINBINDD_PAM_AUTH_CRAP
, &request
, &response
);
483 SAFE_FREE(request
.extra_data
.data
);
485 /* Display response */
487 if ((result
!= NSS_STATUS_SUCCESS
) && (response
.data
.auth
.nt_status
== 0)) {
488 nt_status
= NT_STATUS_UNSUCCESSFUL
;
490 *error_string
= smb_xstrdup("Reading winbind reply failed!");
491 winbindd_free_response(&response
);
495 nt_status
= (NT_STATUS(response
.data
.auth
.nt_status
));
496 if (!NT_STATUS_IS_OK(nt_status
)) {
498 *error_string
= smb_xstrdup(response
.data
.auth
.error_string
);
499 winbindd_free_response(&response
);
503 if ((flags
& WBFLAG_PAM_LMKEY
) && lm_key
) {
504 memcpy(lm_key
, response
.data
.auth
.first_8_lm_hash
,
505 sizeof(response
.data
.auth
.first_8_lm_hash
));
507 if ((flags
& WBFLAG_PAM_USER_SESSION_KEY
) && user_session_key
) {
508 memcpy(user_session_key
, response
.data
.auth
.user_session_key
,
509 sizeof(response
.data
.auth
.user_session_key
));
512 if (flags
& WBFLAG_PAM_UNIX_NAME
) {
513 *unix_name
= SMB_STRDUP(response
.data
.auth
.unix_username
);
515 winbindd_free_response(&response
);
516 return NT_STATUS_NO_MEMORY
;
520 winbindd_free_response(&response
);
524 /* contact server to change user password using auth crap */
525 static NTSTATUS
contact_winbind_change_pswd_auth_crap(const char *username
,
527 const DATA_BLOB new_nt_pswd
,
528 const DATA_BLOB old_nt_hash_enc
,
529 const DATA_BLOB new_lm_pswd
,
530 const DATA_BLOB old_lm_hash_enc
,
535 struct winbindd_request request
;
536 struct winbindd_response response
;
538 if (!get_require_membership_sid())
541 *error_string
= smb_xstrdup("Can't get membership sid.");
542 return NT_STATUS_INVALID_PARAMETER
;
545 ZERO_STRUCT(request
);
546 ZERO_STRUCT(response
);
549 fstrcpy(request
.data
.chng_pswd_auth_crap
.user
, username
);
551 fstrcpy(request
.data
.chng_pswd_auth_crap
.domain
,domain
);
553 if(new_nt_pswd
.length
)
555 memcpy(request
.data
.chng_pswd_auth_crap
.new_nt_pswd
, new_nt_pswd
.data
, sizeof(request
.data
.chng_pswd_auth_crap
.new_nt_pswd
));
556 request
.data
.chng_pswd_auth_crap
.new_nt_pswd_len
= new_nt_pswd
.length
;
559 if(old_nt_hash_enc
.length
)
561 memcpy(request
.data
.chng_pswd_auth_crap
.old_nt_hash_enc
, old_nt_hash_enc
.data
, sizeof(request
.data
.chng_pswd_auth_crap
.old_nt_hash_enc
));
562 request
.data
.chng_pswd_auth_crap
.old_nt_hash_enc_len
= old_nt_hash_enc
.length
;
565 if(new_lm_pswd
.length
)
567 memcpy(request
.data
.chng_pswd_auth_crap
.new_lm_pswd
, new_lm_pswd
.data
, sizeof(request
.data
.chng_pswd_auth_crap
.new_lm_pswd
));
568 request
.data
.chng_pswd_auth_crap
.new_lm_pswd_len
= new_lm_pswd
.length
;
571 if(old_lm_hash_enc
.length
)
573 memcpy(request
.data
.chng_pswd_auth_crap
.old_lm_hash_enc
, old_lm_hash_enc
.data
, sizeof(request
.data
.chng_pswd_auth_crap
.old_lm_hash_enc
));
574 request
.data
.chng_pswd_auth_crap
.old_lm_hash_enc_len
= old_lm_hash_enc
.length
;
577 result
= winbindd_request_response(WINBINDD_PAM_CHNG_PSWD_AUTH_CRAP
, &request
, &response
);
579 /* Display response */
581 if ((result
!= NSS_STATUS_SUCCESS
) && (response
.data
.auth
.nt_status
== 0))
583 nt_status
= NT_STATUS_UNSUCCESSFUL
;
585 *error_string
= smb_xstrdup("Reading winbind reply failed!");
586 winbindd_free_response(&response
);
590 nt_status
= (NT_STATUS(response
.data
.auth
.nt_status
));
591 if (!NT_STATUS_IS_OK(nt_status
))
594 *error_string
= smb_xstrdup(response
.data
.auth
.error_string
);
595 winbindd_free_response(&response
);
599 winbindd_free_response(&response
);
604 static NTSTATUS
ntlm_auth_generate_session_info(struct auth4_context
*auth_context
,
606 void *server_returned_info
,
607 const char *original_user_name
,
608 uint32_t session_info_flags
,
609 struct auth_session_info
**session_info_out
)
611 char *unix_username
= (char *)server_returned_info
;
612 struct auth_session_info
*session_info
= talloc_zero(mem_ctx
, struct auth_session_info
);
614 return NT_STATUS_NO_MEMORY
;
617 session_info
->unix_info
= talloc_zero(session_info
, struct auth_user_info_unix
);
618 if (!session_info
->unix_info
) {
619 TALLOC_FREE(session_info
);
620 return NT_STATUS_NO_MEMORY
;
622 session_info
->unix_info
->unix_name
= talloc_steal(session_info
->unix_info
, unix_username
);
624 *session_info_out
= session_info
;
630 * Return the challenge as determined by the authentication subsystem
631 * @return an 8 byte random challenge
634 static NTSTATUS
ntlm_auth_get_challenge(struct auth4_context
*auth_ctx
,
637 if (auth_ctx
->challenge
.data
.length
== 8) {
638 DEBUG(5, ("auth_get_challenge: returning previous challenge by module %s (normal)\n",
639 auth_ctx
->challenge
.set_by
));
640 memcpy(chal
, auth_ctx
->challenge
.data
.data
, 8);
644 if (!auth_ctx
->challenge
.set_by
) {
645 generate_random_buffer(chal
, 8);
647 auth_ctx
->challenge
.data
= data_blob_talloc(auth_ctx
, chal
, 8);
648 NT_STATUS_HAVE_NO_MEMORY(auth_ctx
->challenge
.data
.data
);
649 auth_ctx
->challenge
.set_by
= "random";
651 auth_ctx
->challenge
.may_be_modified
= true;
654 DEBUG(10,("auth_get_challenge: challenge set by %s\n",
655 auth_ctx
->challenge
.set_by
));
661 * Some authentication methods 'fix' the challenge, so we may not be able to set it
663 * @return If the effective challenge used by the auth subsystem may be modified
665 static bool ntlm_auth_may_set_challenge(struct auth4_context
*auth_ctx
)
667 return auth_ctx
->challenge
.may_be_modified
;
671 * NTLM2 authentication modifies the effective challenge,
672 * @param challenge The new challenge value
674 static NTSTATUS
ntlm_auth_set_challenge(struct auth4_context
*auth_ctx
, const uint8_t chal
[8], const char *set_by
)
676 auth_ctx
->challenge
.set_by
= talloc_strdup(auth_ctx
, set_by
);
677 NT_STATUS_HAVE_NO_MEMORY(auth_ctx
->challenge
.set_by
);
679 auth_ctx
->challenge
.data
= data_blob_talloc(auth_ctx
, chal
, 8);
680 NT_STATUS_HAVE_NO_MEMORY(auth_ctx
->challenge
.data
.data
);
686 * Check the password on an NTLMSSP login.
688 * Return the session keys used on the connection.
691 static NTSTATUS
winbind_pw_check(struct auth4_context
*auth4_context
,
693 const struct auth_usersupplied_info
*user_info
,
694 void **server_returned_info
,
695 DATA_BLOB
*session_key
, DATA_BLOB
*lm_session_key
)
697 static const char zeros
[16] = { 0, };
699 char *error_string
= NULL
;
701 uint8 user_sess_key
[16];
702 char *unix_name
= NULL
;
704 nt_status
= contact_winbind_auth_crap(user_info
->client
.account_name
, user_info
->client
.domain_name
,
705 user_info
->workstation_name
,
706 &auth4_context
->challenge
.data
,
707 &user_info
->password
.response
.lanman
,
708 &user_info
->password
.response
.nt
,
709 WBFLAG_PAM_LMKEY
| WBFLAG_PAM_USER_SESSION_KEY
| WBFLAG_PAM_UNIX_NAME
,
711 lm_key
, user_sess_key
,
712 &error_string
, &unix_name
);
714 if (NT_STATUS_IS_OK(nt_status
)) {
715 if (memcmp(lm_key
, zeros
, 8) != 0) {
716 *lm_session_key
= data_blob_talloc(mem_ctx
, NULL
, 16);
717 memcpy(lm_session_key
->data
, lm_key
, 8);
718 memset(lm_session_key
->data
+8, '\0', 8);
721 if (memcmp(user_sess_key
, zeros
, 16) != 0) {
722 *session_key
= data_blob_talloc(mem_ctx
, user_sess_key
, 16);
724 *server_returned_info
= talloc_strdup(mem_ctx
,
727 DEBUG(NT_STATUS_EQUAL(nt_status
, NT_STATUS_ACCESS_DENIED
) ? 0 : 3,
728 ("Login for user [%s]\\[%s]@[%s] failed due to [%s]\n",
729 user_info
->client
.domain_name
, user_info
->client
.account_name
,
730 user_info
->workstation_name
,
731 error_string
? error_string
: "unknown error (NULL)"));
734 SAFE_FREE(error_string
);
735 SAFE_FREE(unix_name
);
739 static NTSTATUS
local_pw_check(struct auth4_context
*auth4_context
,
741 const struct auth_usersupplied_info
*user_info
,
742 void **server_returned_info
,
743 DATA_BLOB
*session_key
, DATA_BLOB
*lm_session_key
)
746 struct samr_Password lm_pw
, nt_pw
;
748 nt_lm_owf_gen (opt_password
, nt_pw
.hash
, lm_pw
.hash
);
750 nt_status
= ntlm_password_check(mem_ctx
,
752 &auth4_context
->challenge
.data
,
753 &user_info
->password
.response
.lanman
,
754 &user_info
->password
.response
.nt
,
755 user_info
->client
.account_name
,
756 user_info
->client
.account_name
,
757 user_info
->client
.domain_name
,
758 &lm_pw
, &nt_pw
, session_key
, lm_session_key
);
760 if (NT_STATUS_IS_OK(nt_status
)) {
761 *server_returned_info
= talloc_asprintf(mem_ctx
,
762 "%s%c%s", user_info
->client
.domain_name
,
763 *lp_winbind_separator(),
764 user_info
->client
.account_name
);
766 DEBUG(3, ("Login for user [%s]\\[%s]@[%s] failed due to [%s]\n",
767 user_info
->client
.domain_name
, user_info
->client
.account_name
,
768 user_info
->workstation_name
,
769 nt_errstr(nt_status
)));
774 static NTSTATUS
ntlm_auth_start_ntlmssp_client(struct ntlmssp_state
**client_ntlmssp_state
)
777 if ( (opt_username
== NULL
) || (opt_domain
== NULL
) ) {
778 status
= NT_STATUS_UNSUCCESSFUL
;
779 DEBUG(1, ("Need username and domain for NTLMSSP\n"));
780 return NT_STATUS_INVALID_PARAMETER
;
783 status
= ntlmssp_client_start(NULL
,
786 lp_client_ntlmv2_auth(),
787 client_ntlmssp_state
);
789 if (!NT_STATUS_IS_OK(status
)) {
790 DEBUG(1, ("Could not start NTLMSSP client: %s\n",
792 TALLOC_FREE(*client_ntlmssp_state
);
796 status
= ntlmssp_set_username(*client_ntlmssp_state
, opt_username
);
798 if (!NT_STATUS_IS_OK(status
)) {
799 DEBUG(1, ("Could not set username: %s\n",
801 TALLOC_FREE(*client_ntlmssp_state
);
805 status
= ntlmssp_set_domain(*client_ntlmssp_state
, opt_domain
);
807 if (!NT_STATUS_IS_OK(status
)) {
808 DEBUG(1, ("Could not set domain: %s\n",
810 TALLOC_FREE(*client_ntlmssp_state
);
815 status
= ntlmssp_set_password(*client_ntlmssp_state
, opt_password
);
817 if (!NT_STATUS_IS_OK(status
)) {
818 DEBUG(1, ("Could not set password: %s\n",
820 TALLOC_FREE(*client_ntlmssp_state
);
828 static struct auth4_context
*make_auth4_context_ntlm_auth(TALLOC_CTX
*mem_ctx
, bool local_pw
)
830 struct auth4_context
*auth4_context
= talloc_zero(mem_ctx
, struct auth4_context
);
831 if (auth4_context
== NULL
) {
832 DEBUG(10, ("failed to allocate auth4_context failed\n"));
835 auth4_context
->generate_session_info
= ntlm_auth_generate_session_info
;
836 auth4_context
->get_ntlm_challenge
= ntlm_auth_get_challenge
;
837 auth4_context
->set_ntlm_challenge
= ntlm_auth_set_challenge
;
838 auth4_context
->challenge_may_be_modified
= ntlm_auth_may_set_challenge
;
840 auth4_context
->check_ntlm_password
= local_pw_check
;
842 auth4_context
->check_ntlm_password
= winbind_pw_check
;
844 auth4_context
->private_data
= NULL
;
845 return auth4_context
;
848 static NTSTATUS
ntlm_auth_start_ntlmssp_server(TALLOC_CTX
*mem_ctx
,
849 struct gensec_security
**gensec_security_out
)
851 struct gensec_security
*gensec_security
;
854 TALLOC_CTX
*tmp_ctx
= talloc_new(mem_ctx
);
855 NT_STATUS_HAVE_NO_MEMORY(tmp_ctx
);
857 struct gensec_settings
*gensec_settings
;
858 struct loadparm_context
*lp_ctx
;
860 struct cli_credentials
*server_credentials
;
862 struct auth4_context
*auth4_context
= make_auth4_context_ntlm_auth(tmp_ctx
, opt_password
);
863 if (auth4_context
== NULL
) {
864 TALLOC_FREE(tmp_ctx
);
865 return NT_STATUS_NO_MEMORY
;
868 lp_ctx
= loadparm_init_s3(tmp_ctx
, loadparm_s3_context());
869 if (lp_ctx
== NULL
) {
870 DEBUG(10, ("loadparm_init_s3 failed\n"));
871 TALLOC_FREE(tmp_ctx
);
872 return NT_STATUS_INVALID_SERVER_STATE
;
875 gensec_settings
= lpcfg_gensec_settings(tmp_ctx
, lp_ctx
);
876 if (lp_ctx
== NULL
) {
877 DEBUG(10, ("lpcfg_gensec_settings failed\n"));
878 TALLOC_FREE(tmp_ctx
);
879 return NT_STATUS_NO_MEMORY
;
883 * This should be a 'netbios domain -> DNS domain'
884 * mapping, and can currently validly return NULL on
885 * poorly configured systems.
887 * This is used for the NTLMSSP server
891 gensec_settings
->server_netbios_name
= lp_netbios_name();
892 gensec_settings
->server_netbios_domain
= lp_workgroup();
894 gensec_settings
->server_netbios_name
= get_winbind_netbios_name();
895 gensec_settings
->server_netbios_domain
= get_winbind_domain();
898 gensec_settings
->server_dns_domain
= strlower_talloc(gensec_settings
,
899 get_mydnsdomname(talloc_tos()));
900 gensec_settings
->server_dns_name
= strlower_talloc(gensec_settings
,
901 get_mydnsfullname());
903 gensec_settings
->backends
= talloc_zero_array(gensec_settings
,
904 struct gensec_security_ops
*, 4);
906 if (gensec_settings
->backends
== NULL
) {
907 TALLOC_FREE(tmp_ctx
);
908 return NT_STATUS_NO_MEMORY
;
913 gensec_settings
->backends
[idx
++] = gensec_security_by_oid(NULL
, GENSEC_OID_NTLMSSP
);
915 #if defined(HAVE_KRB5)
916 gensec_settings
->backends
[idx
++] = &gensec_gse_krb5_security_ops
;
919 gensec_settings
->backends
[idx
++] = gensec_security_by_oid(NULL
,
923 * This is anonymous for now, because we just use it
924 * to set the kerberos state at the moment
926 server_credentials
= cli_credentials_init_anon(tmp_ctx
);
927 if (!server_credentials
) {
928 DEBUG(0, ("auth_generic_prepare: Failed to init server credentials\n"));
929 return NT_STATUS_NO_MEMORY
;
932 cli_credentials_set_conf(server_credentials
, lp_ctx
);
934 if (lp_security() == SEC_ADS
|| USE_KERBEROS_KEYTAB
) {
935 cli_credentials_set_kerberos_state(server_credentials
, CRED_AUTO_USE_KERBEROS
);
937 cli_credentials_set_kerberos_state(server_credentials
, CRED_DONT_USE_KERBEROS
);
940 nt_status
= gensec_server_start(tmp_ctx
, gensec_settings
,
941 auth4_context
, &gensec_security
);
943 if (!NT_STATUS_IS_OK(nt_status
)) {
944 TALLOC_FREE(tmp_ctx
);
948 gensec_set_credentials(gensec_security
, server_credentials
);
950 gensec_want_feature(gensec_security
, GENSEC_FEATURE_SIGN
);
951 gensec_want_feature(gensec_security
, GENSEC_FEATURE_SEAL
);
953 talloc_unlink(tmp_ctx
, lp_ctx
);
954 talloc_unlink(tmp_ctx
, server_credentials
);
955 talloc_unlink(tmp_ctx
, gensec_settings
);
956 talloc_unlink(tmp_ctx
, auth4_context
);
958 nt_status
= gensec_start_mech_by_oid(gensec_security
, GENSEC_OID_NTLMSSP
);
959 if (!NT_STATUS_IS_OK(nt_status
)) {
960 TALLOC_FREE(tmp_ctx
);
964 *gensec_security_out
= talloc_steal(mem_ctx
, gensec_security
);
965 TALLOC_FREE(tmp_ctx
);
969 /*******************************************************************
970 Used by firefox to drive NTLM auth to IIS servers.
971 *******************************************************************/
973 static NTSTATUS
do_ccache_ntlm_auth(DATA_BLOB initial_msg
, DATA_BLOB challenge_msg
,
976 struct winbindd_request wb_request
;
977 struct winbindd_response wb_response
;
981 /* get winbindd to do the ntlmssp step on our behalf */
982 ZERO_STRUCT(wb_request
);
983 ZERO_STRUCT(wb_response
);
986 * This is tricky here. If we set krb5_auth in pam_winbind.conf
987 * creds for users in trusted domain will be stored the winbindd
988 * child of the trusted domain. If we ask the primary domain for
989 * ntlm_ccache_auth, it will fail. So, we have to ask the trusted
990 * domain's child for ccache_ntlm_auth. that is to say, we have to
991 * set WBFLAG_PAM_CONTACT_TRUSTDOM in request.flags.
993 ctrl
= get_pam_winbind_config();
995 if (ctrl
& WINBIND_KRB5_AUTH
) {
996 wb_request
.flags
|= WBFLAG_PAM_CONTACT_TRUSTDOM
;
999 fstr_sprintf(wb_request
.data
.ccache_ntlm_auth
.user
,
1000 "%s%c%s", opt_domain
, winbind_separator(), opt_username
);
1001 wb_request
.data
.ccache_ntlm_auth
.uid
= geteuid();
1002 wb_request
.data
.ccache_ntlm_auth
.initial_blob_len
= initial_msg
.length
;
1003 wb_request
.data
.ccache_ntlm_auth
.challenge_blob_len
= challenge_msg
.length
;
1004 wb_request
.extra_len
= initial_msg
.length
+ challenge_msg
.length
;
1006 if (wb_request
.extra_len
> 0) {
1007 wb_request
.extra_data
.data
= SMB_MALLOC_ARRAY(char, wb_request
.extra_len
);
1008 if (wb_request
.extra_data
.data
== NULL
) {
1009 return NT_STATUS_NO_MEMORY
;
1012 memcpy(wb_request
.extra_data
.data
, initial_msg
.data
, initial_msg
.length
);
1013 memcpy(wb_request
.extra_data
.data
+ initial_msg
.length
,
1014 challenge_msg
.data
, challenge_msg
.length
);
1017 result
= winbindd_request_response(WINBINDD_CCACHE_NTLMAUTH
, &wb_request
, &wb_response
);
1018 SAFE_FREE(wb_request
.extra_data
.data
);
1020 if (result
!= NSS_STATUS_SUCCESS
) {
1021 winbindd_free_response(&wb_response
);
1022 return NT_STATUS_UNSUCCESSFUL
;
1026 *reply
= data_blob(wb_response
.extra_data
.data
,
1027 wb_response
.data
.ccache_ntlm_auth
.auth_blob_len
);
1028 if (wb_response
.data
.ccache_ntlm_auth
.auth_blob_len
> 0 &&
1029 reply
->data
== NULL
) {
1030 winbindd_free_response(&wb_response
);
1031 return NT_STATUS_NO_MEMORY
;
1035 winbindd_free_response(&wb_response
);
1036 return NT_STATUS_MORE_PROCESSING_REQUIRED
;
1039 static void manage_squid_ntlmssp_request_int(struct ntlm_auth_state
*state
,
1040 char *buf
, int length
,
1041 TALLOC_CTX
*mem_ctx
,
1044 DATA_BLOB request
, reply
;
1047 if (strlen(buf
) < 2) {
1048 DEBUG(1, ("NTLMSSP query [%s] invalid\n", buf
));
1049 *response
= talloc_strdup(mem_ctx
, "BH NTLMSSP query invalid");
1053 if (strlen(buf
) > 3) {
1054 if(strncmp(buf
, "SF ", 3) == 0){
1055 DEBUG(10, ("Setting flags to negotioate\n"));
1056 TALLOC_FREE(state
->want_feature_list
);
1057 state
->want_feature_list
= talloc_strdup(state
->mem_ctx
,
1059 *response
= talloc_strdup(mem_ctx
, "OK");
1062 request
= base64_decode_data_blob(buf
+ 3);
1064 request
= data_blob_null
;
1067 if ((strncmp(buf
, "PW ", 3) == 0)) {
1068 /* The calling application wants us to use a local password
1069 * (rather than winbindd) */
1071 opt_password
= SMB_STRNDUP((const char *)request
.data
,
1074 if (opt_password
== NULL
) {
1075 DEBUG(1, ("Out of memory\n"));
1076 *response
= talloc_strdup(mem_ctx
, "BH Out of memory");
1077 data_blob_free(&request
);
1081 *response
= talloc_strdup(mem_ctx
, "OK");
1082 data_blob_free(&request
);
1086 if (strncmp(buf
, "YR", 2) == 0) {
1087 TALLOC_FREE(state
->gensec_security
);
1088 state
->svr_state
= SERVER_INITIAL
;
1089 } else if (strncmp(buf
, "KK", 2) == 0) {
1090 /* No special preprocessing required */
1091 } else if (strncmp(buf
, "GF", 2) == 0) {
1092 DEBUG(10, ("Requested negotiated NTLMSSP flags\n"));
1094 if (state
->svr_state
== SERVER_FINISHED
) {
1095 *response
= talloc_asprintf(mem_ctx
, "GF 0x%08x",
1096 gensec_ntlmssp_neg_flags(state
->gensec_security
));
1099 *response
= talloc_strdup(mem_ctx
, "BH\n");
1101 data_blob_free(&request
);
1103 } else if (strncmp(buf
, "GK", 2) == 0) {
1104 DEBUG(10, ("Requested NTLMSSP session key\n"));
1105 if(state
->have_session_key
) {
1106 DATA_BLOB session_key
;
1108 nt_status
= gensec_session_key(state
->gensec_security
, talloc_tos(), &session_key
);
1109 if (!NT_STATUS_IS_OK(nt_status
)) {
1110 *response
= talloc_asprintf(
1111 mem_ctx
, "BH %s", nt_errstr(nt_status
));
1114 key64
= base64_encode_data_blob(state
->mem_ctx
, session_key
);
1115 data_blob_free(&session_key
);
1116 *response
= talloc_asprintf(mem_ctx
, "GK %s",
1117 key64
? key64
: "<NULL>");
1120 *response
= talloc_strdup(mem_ctx
, "BH");
1123 data_blob_free(&request
);
1126 DEBUG(1, ("NTLMSSP query [%s] invalid\n", buf
));
1127 *response
= talloc_strdup(mem_ctx
, "BH NTLMSSP query invalid");
1131 if (!state
->gensec_security
) {
1132 nt_status
= ntlm_auth_start_ntlmssp_server(state
,
1133 &state
->gensec_security
);
1134 if (!NT_STATUS_IS_OK(nt_status
)) {
1135 *response
= talloc_asprintf(
1136 mem_ctx
, "BH %s", nt_errstr(nt_status
));
1139 gensec_want_feature_list(state
->gensec_security
,
1140 state
->want_feature_list
);
1143 DEBUG(10, ("got NTLMSSP packet:\n"));
1144 dump_data(10, request
.data
, request
.length
);
1146 nt_status
= gensec_update(state
->gensec_security
, talloc_tos(), NULL
, request
, &reply
);
1148 if (NT_STATUS_EQUAL(nt_status
, NT_STATUS_MORE_PROCESSING_REQUIRED
)) {
1149 char *reply_base64
= base64_encode_data_blob(state
->mem_ctx
,
1151 *response
= talloc_asprintf(mem_ctx
, "TT %s", reply_base64
);
1152 TALLOC_FREE(reply_base64
);
1153 data_blob_free(&reply
);
1154 state
->svr_state
= SERVER_CHALLENGE
;
1155 DEBUG(10, ("NTLMSSP challenge\n"));
1156 } else if (NT_STATUS_EQUAL(nt_status
, NT_STATUS_ACCESS_DENIED
)) {
1157 *response
= talloc_asprintf(mem_ctx
, "BH %s",
1158 nt_errstr(nt_status
));
1159 DEBUG(0, ("NTLMSSP BH: %s\n", nt_errstr(nt_status
)));
1161 TALLOC_FREE(state
->gensec_security
);
1162 } else if (!NT_STATUS_IS_OK(nt_status
)) {
1163 *response
= talloc_asprintf(mem_ctx
, "NA %s",
1164 nt_errstr(nt_status
));
1165 DEBUG(10, ("NTLMSSP %s\n", nt_errstr(nt_status
)));
1167 struct auth_session_info
*session_info
;
1168 nt_status
= gensec_session_info(state
->gensec_security
, state
->gensec_security
, &session_info
);
1169 if (!NT_STATUS_IS_OK(nt_status
)) {
1170 DEBUG(0, ("NTLMSSP BH: %s\n", nt_errstr(nt_status
)));
1171 TALLOC_FREE(state
->gensec_security
);
1174 *response
= talloc_asprintf(
1176 session_info
->unix_info
->unix_name
);
1177 DEBUG(10, ("NTLMSSP OK!\n"));
1179 state
->have_session_key
= true;
1180 state
->svr_state
= SERVER_FINISHED
;
1183 data_blob_free(&request
);
1186 static void manage_squid_ntlmssp_request(struct ntlm_auth_state
*state
,
1187 char *buf
, int length
)
1191 manage_squid_ntlmssp_request_int(state
, buf
, length
,
1192 talloc_tos(), &response
);
1194 if (response
== NULL
) {
1195 x_fprintf(x_stdout
, "BH Out of memory\n");
1198 x_fprintf(x_stdout
, "%s\n", response
);
1199 TALLOC_FREE(response
);
1202 static void manage_client_ntlmssp_request(struct ntlm_auth_state
*state
,
1203 char *buf
, int length
)
1205 DATA_BLOB request
, reply
;
1208 if (!opt_username
|| !*opt_username
) {
1209 x_fprintf(x_stderr
, "username must be specified!\n\n");
1213 if (strlen(buf
) < 2) {
1214 DEBUG(1, ("NTLMSSP query [%s] invalid\n", buf
));
1215 x_fprintf(x_stdout
, "BH NTLMSSP query invalid\n");
1219 if (strlen(buf
) > 3) {
1220 if(strncmp(buf
, "SF ", 3) == 0) {
1221 DEBUG(10, ("Looking for flags to negotiate\n"));
1222 talloc_free(state
->want_feature_list
);
1223 state
->want_feature_list
= talloc_strdup(state
->mem_ctx
,
1225 x_fprintf(x_stdout
, "OK\n");
1228 request
= base64_decode_data_blob(buf
+ 3);
1230 request
= data_blob_null
;
1233 if (strncmp(buf
, "PW ", 3) == 0) {
1234 /* We asked for a password and obviously got it :-) */
1236 opt_password
= SMB_STRNDUP((const char *)request
.data
,
1239 if (opt_password
== NULL
) {
1240 DEBUG(1, ("Out of memory\n"));
1241 x_fprintf(x_stdout
, "BH Out of memory\n");
1242 data_blob_free(&request
);
1246 x_fprintf(x_stdout
, "OK\n");
1247 data_blob_free(&request
);
1251 if (!state
->ntlmssp_state
&& use_cached_creds
) {
1252 /* check whether cached credentials are usable. */
1253 DATA_BLOB empty_blob
= data_blob_null
;
1255 nt_status
= do_ccache_ntlm_auth(empty_blob
, empty_blob
, NULL
);
1256 if (!NT_STATUS_EQUAL(nt_status
, NT_STATUS_MORE_PROCESSING_REQUIRED
)) {
1257 /* failed to use cached creds */
1258 use_cached_creds
= False
;
1262 if (opt_password
== NULL
&& !use_cached_creds
) {
1263 /* Request a password from the calling process. After
1264 sending it, the calling process should retry asking for the
1267 DEBUG(10, ("Requesting password\n"));
1268 x_fprintf(x_stdout
, "PW\n");
1272 if (strncmp(buf
, "YR", 2) == 0) {
1273 TALLOC_FREE(state
->ntlmssp_state
);
1274 state
->cli_state
= CLIENT_INITIAL
;
1275 } else if (strncmp(buf
, "TT", 2) == 0) {
1276 /* No special preprocessing required */
1277 } else if (strncmp(buf
, "GF", 2) == 0) {
1278 DEBUG(10, ("Requested negotiated NTLMSSP flags\n"));
1280 if(state
->cli_state
== CLIENT_FINISHED
) {
1281 x_fprintf(x_stdout
, "GF 0x%08x\n", state
->neg_flags
);
1284 x_fprintf(x_stdout
, "BH\n");
1287 data_blob_free(&request
);
1289 } else if (strncmp(buf
, "GK", 2) == 0 ) {
1290 DEBUG(10, ("Requested session key\n"));
1292 if(state
->cli_state
== CLIENT_FINISHED
) {
1293 char *key64
= base64_encode_data_blob(state
->mem_ctx
,
1294 state
->session_key
);
1295 x_fprintf(x_stdout
, "GK %s\n", key64
?key64
:"<NULL>");
1299 x_fprintf(x_stdout
, "BH\n");
1302 data_blob_free(&request
);
1305 DEBUG(1, ("NTLMSSP query [%s] invalid\n", buf
));
1306 x_fprintf(x_stdout
, "BH NTLMSSP query invalid\n");
1310 if (!state
->ntlmssp_state
) {
1311 nt_status
= ntlm_auth_start_ntlmssp_client(
1312 &state
->ntlmssp_state
);
1313 if (!NT_STATUS_IS_OK(nt_status
)) {
1314 x_fprintf(x_stdout
, "BH %s\n", nt_errstr(nt_status
));
1317 ntlmssp_want_feature_list(state
->ntlmssp_state
,
1318 state
->want_feature_list
);
1319 state
->initial_message
= data_blob_null
;
1322 DEBUG(10, ("got NTLMSSP packet:\n"));
1323 dump_data(10, request
.data
, request
.length
);
1325 if (use_cached_creds
&& !opt_password
&&
1326 (state
->cli_state
== CLIENT_RESPONSE
)) {
1327 nt_status
= do_ccache_ntlm_auth(state
->initial_message
, request
,
1330 nt_status
= ntlmssp_update(state
->ntlmssp_state
, request
,
1334 if (NT_STATUS_EQUAL(nt_status
, NT_STATUS_MORE_PROCESSING_REQUIRED
)) {
1335 char *reply_base64
= base64_encode_data_blob(state
->mem_ctx
,
1337 if (state
->cli_state
== CLIENT_INITIAL
) {
1338 x_fprintf(x_stdout
, "YR %s\n", reply_base64
);
1339 state
->initial_message
= reply
;
1340 state
->cli_state
= CLIENT_RESPONSE
;
1342 x_fprintf(x_stdout
, "KK %s\n", reply_base64
);
1343 data_blob_free(&reply
);
1345 TALLOC_FREE(reply_base64
);
1346 DEBUG(10, ("NTLMSSP challenge\n"));
1347 } else if (NT_STATUS_IS_OK(nt_status
)) {
1348 char *reply_base64
= base64_encode_data_blob(talloc_tos(),
1350 x_fprintf(x_stdout
, "AF %s\n", reply_base64
);
1351 TALLOC_FREE(reply_base64
);
1353 if(state
->have_session_key
)
1354 data_blob_free(&state
->session_key
);
1356 state
->session_key
= data_blob(
1357 state
->ntlmssp_state
->session_key
.data
,
1358 state
->ntlmssp_state
->session_key
.length
);
1359 state
->neg_flags
= state
->ntlmssp_state
->neg_flags
;
1360 state
->have_session_key
= true;
1362 DEBUG(10, ("NTLMSSP OK!\n"));
1363 state
->cli_state
= CLIENT_FINISHED
;
1364 TALLOC_FREE(state
->ntlmssp_state
);
1366 x_fprintf(x_stdout
, "BH %s\n", nt_errstr(nt_status
));
1367 DEBUG(0, ("NTLMSSP BH: %s\n", nt_errstr(nt_status
)));
1368 state
->cli_state
= CLIENT_ERROR
;
1369 TALLOC_FREE(state
->ntlmssp_state
);
1372 data_blob_free(&request
);
1375 static void manage_squid_basic_request(struct ntlm_auth_state
*state
,
1376 char *buf
, int length
)
1381 pass
=(char *)memchr(buf
,' ',length
);
1383 DEBUG(2, ("Password not found. Denying access\n"));
1384 x_fprintf(x_stdout
, "ERR\n");
1390 if (state
->helper_mode
== SQUID_2_5_BASIC
) {
1391 rfc1738_unescape(user
);
1392 rfc1738_unescape(pass
);
1395 if (check_plaintext_auth(user
, pass
, False
)) {
1396 x_fprintf(x_stdout
, "OK\n");
1398 x_fprintf(x_stdout
, "ERR\n");
1402 static void offer_gss_spnego_mechs(void) {
1405 struct spnego_data spnego
;
1408 TALLOC_CTX
*ctx
= talloc_tos();
1412 ZERO_STRUCT(spnego
);
1414 myname_lower
= talloc_strdup(ctx
, lp_netbios_name());
1415 if (!myname_lower
) {
1418 strlower_m(myname_lower
);
1420 principal
= talloc_asprintf(ctx
, "%s$@%s", myname_lower
, lp_realm());
1425 /* Server negTokenInit (mech offerings) */
1426 spnego
.type
= SPNEGO_NEG_TOKEN_INIT
;
1427 spnego
.negTokenInit
.mechTypes
= talloc_array(ctx
, const char *, 4);
1429 spnego
.negTokenInit
.mechTypes
[0] = talloc_strdup(ctx
, OID_KERBEROS5_OLD
);
1430 spnego
.negTokenInit
.mechTypes
[1] = talloc_strdup(ctx
, OID_KERBEROS5
);
1431 spnego
.negTokenInit
.mechTypes
[2] = talloc_strdup(ctx
, OID_NTLMSSP
);
1432 spnego
.negTokenInit
.mechTypes
[3] = NULL
;
1434 spnego
.negTokenInit
.mechTypes
[0] = talloc_strdup(ctx
, OID_NTLMSSP
);
1435 spnego
.negTokenInit
.mechTypes
[1] = NULL
;
1439 spnego
.negTokenInit
.mechListMIC
= data_blob_talloc(ctx
, principal
,
1442 len
= spnego_write_data(ctx
, &token
, &spnego
);
1443 spnego_free_data(&spnego
);
1446 DEBUG(1, ("Could not write SPNEGO data blob\n"));
1447 x_fprintf(x_stdout
, "BH Could not write SPNEGO data blob\n");
1451 reply_base64
= base64_encode_data_blob(talloc_tos(), token
);
1452 x_fprintf(x_stdout
, "TT %s *\n", reply_base64
);
1454 TALLOC_FREE(reply_base64
);
1455 data_blob_free(&token
);
1456 DEBUG(10, ("sent SPNEGO negTokenInit\n"));
1460 static void manage_gss_spnego_request(struct ntlm_auth_state
*state
,
1461 char *buf
, int length
)
1463 struct spnego_data request
, response
;
1465 DATA_BLOB raw_in_token
= data_blob_null
;
1466 DATA_BLOB raw_out_token
= data_blob_null
;
1469 TALLOC_CTX
*ctx
= talloc_tos();
1471 const char *unix_username
= NULL
;
1473 const char *reply_code
;
1475 char *reply_argument
= NULL
;
1476 char *supportedMech
= NULL
;
1478 if (strlen(buf
) < 2) {
1479 DEBUG(1, ("SPENGO query [%s] invalid\n", buf
));
1480 x_fprintf(x_stdout
, "BH SPENGO query invalid\n");
1484 if (strncmp(buf
, "YR", 2) == 0) {
1485 TALLOC_FREE(state
->gensec_security
);
1486 TALLOC_FREE(state
->spnego_mech
);
1487 TALLOC_FREE(state
->spnego_mech_oid
);
1488 } else if (strncmp(buf
, "KK", 2) == 0) {
1491 DEBUG(1, ("SPENGO query [%s] invalid\n", buf
));
1492 x_fprintf(x_stdout
, "BH SPENGO query invalid\n");
1496 if ( (strlen(buf
) == 2)) {
1498 /* no client data, get the negTokenInit offering
1501 offer_gss_spnego_mechs();
1505 /* All subsequent requests have a blob. This might be negTokenInit or negTokenTarg */
1507 if (strlen(buf
) <= 3) {
1508 DEBUG(1, ("GSS-SPNEGO query [%s] invalid\n", buf
));
1509 x_fprintf(x_stdout
, "BH GSS-SPNEGO query invalid\n");
1513 token
= base64_decode_data_blob(buf
+ 3);
1515 if ((token
.length
>= 7)
1516 && (strncmp((char *)token
.data
, "NTLMSSP", 7) == 0)) {
1519 data_blob_free(&token
);
1521 DEBUG(10, ("Could not parse GSS-SPNEGO, trying raw "
1524 manage_squid_ntlmssp_request_int(state
, buf
, length
,
1525 talloc_tos(), &reply
);
1526 if (reply
== NULL
) {
1527 x_fprintf(x_stdout
, "BH Out of memory\n");
1531 if (strncmp(reply
, "AF ", 3) == 0) {
1532 x_fprintf(x_stdout
, "AF * %s\n", reply
+3);
1534 x_fprintf(x_stdout
, "%s *\n", reply
);
1541 ZERO_STRUCT(request
);
1542 len
= spnego_read_data(ctx
, token
, &request
);
1543 data_blob_free(&token
);
1546 DEBUG(1, ("GSS-SPNEGO query [%s] invalid\n", buf
));
1547 x_fprintf(x_stdout
, "BH GSS-SPNEGO query invalid\n");
1551 if (request
.type
== SPNEGO_NEG_TOKEN_INIT
) {
1559 if (state
->spnego_mech
) {
1560 DEBUG(1, ("Client restarted SPNEGO with NegTokenInit "
1561 "while mech[%s] was already negotiated\n",
1562 state
->spnego_mech
));
1563 x_fprintf(x_stdout
, "BH Client send NegTokenInit twice\n");
1567 /* Second request from Client. This is where the
1568 client offers its mechanism to use. */
1570 if ( (request
.negTokenInit
.mechTypes
== NULL
) ||
1571 (request
.negTokenInit
.mechTypes
[0] == NULL
) ) {
1572 DEBUG(1, ("Client did not offer any mechanism\n"));
1573 x_fprintf(x_stdout
, "BH Client did not offer any "
1578 status
= NT_STATUS_UNSUCCESSFUL
;
1579 for (i
= 0; request
.negTokenInit
.mechTypes
[i
] != NULL
; i
++) {
1580 DEBUG(10,("got mech[%d][%s]\n",
1581 i
, request
.negTokenInit
.mechTypes
[i
]));
1583 if (strcmp(request
.negTokenInit
.mechTypes
[i
], OID_KERBEROS5_OLD
) == 0) {
1587 if (strcmp(request
.negTokenInit
.mechTypes
[i
], OID_KERBEROS5
) == 0) {
1592 if (strcmp(request
.negTokenInit
.mechTypes
[i
], OID_NTLMSSP
) == 0) {
1598 used_idx
= ntlm_idx
;
1600 if (krb5_idx
!= -1) {
1602 used_idx
= krb5_idx
;
1605 if (ntlm_idx
> -1) {
1606 state
->spnego_mech
= talloc_strdup(state
, "ntlmssp");
1607 if (state
->spnego_mech
== NULL
) {
1608 x_fprintf(x_stdout
, "BH Out of memory\n");
1612 if (state
->gensec_security
) {
1613 DEBUG(1, ("Client wants a new NTLMSSP challenge, but "
1614 "already got one\n"));
1615 x_fprintf(x_stdout
, "BH Client wants a new "
1616 "NTLMSSP challenge, but "
1617 "already got one\n");
1618 TALLOC_FREE(state
->gensec_security
);
1622 status
= ntlm_auth_start_ntlmssp_server(state
, &state
->gensec_security
);
1623 if (!NT_STATUS_IS_OK(status
)) {
1624 x_fprintf(x_stdout
, "BH %s\n", nt_errstr(status
));
1630 if (krb5_idx
> -1) {
1631 state
->spnego_mech
= talloc_strdup(state
, "krb5");
1632 if (state
->spnego_mech
== NULL
) {
1633 x_fprintf(x_stdout
, "BH Out of memory\n");
1638 if (used_idx
> -1) {
1639 state
->spnego_mech_oid
= talloc_strdup(state
,
1640 request
.negTokenInit
.mechTypes
[used_idx
]);
1641 if (state
->spnego_mech_oid
== NULL
) {
1642 x_fprintf(x_stdout
, "BH Out of memory\n");
1645 supportedMech
= talloc_strdup(ctx
, state
->spnego_mech_oid
);
1646 if (supportedMech
== NULL
) {
1647 x_fprintf(x_stdout
, "BH Out of memory\n");
1651 status
= NT_STATUS_MORE_PROCESSING_REQUIRED
;
1653 status
= NT_STATUS_NOT_SUPPORTED
;
1655 if (used_idx
== 0) {
1656 status
= NT_STATUS_OK
;
1657 raw_in_token
= request
.negTokenInit
.mechToken
;
1660 if (state
->spnego_mech
== NULL
) {
1661 DEBUG(1,("Got netTokenTarg without negTokenInit\n"));
1662 x_fprintf(x_stdout
, "BH Got a negTokenTarg without "
1667 if ((request
.negTokenTarg
.supportedMech
!= NULL
) &&
1668 (strcmp(request
.negTokenTarg
.supportedMech
, state
->spnego_mech_oid
) != 0 ) ) {
1669 DEBUG(1, ("Got a negTokenTarg with mech[%s] while [%s] was already negotiated\n",
1670 request
.negTokenTarg
.supportedMech
,
1671 state
->spnego_mech_oid
));
1672 x_fprintf(x_stdout
, "BH Got a negTokenTarg with speficied mech\n");
1676 status
= NT_STATUS_OK
;
1677 raw_in_token
= request
.negTokenTarg
.responseToken
;
1680 if (!NT_STATUS_IS_OK(status
)) {
1681 /* error or more processing */
1682 } else if (strcmp(state
->spnego_mech
, "ntlmssp") == 0) {
1684 DEBUG(10, ("got NTLMSSP packet:\n"));
1685 dump_data(10, raw_in_token
.data
, raw_in_token
.length
);
1687 status
= gensec_update(state
->gensec_security
,
1691 if (NT_STATUS_IS_OK(status
)) {
1692 struct auth_session_info
*session_info
;
1693 status
= gensec_session_info(state
->gensec_security
, state
->gensec_security
, &session_info
);
1694 if (!NT_STATUS_IS_OK(status
)) {
1695 DEBUG(0, ("NTLMSSP BH: %s\n", nt_errstr(status
)));
1696 TALLOC_FREE(state
->gensec_security
);
1699 unix_username
= session_info
->unix_info
->unix_name
;
1700 DEBUG(10, ("NTLMSSP OK!\n"));
1702 if (!NT_STATUS_EQUAL(status
, NT_STATUS_MORE_PROCESSING_REQUIRED
)) {
1703 TALLOC_FREE(state
->ntlmssp_state
);
1706 } else if (strcmp(state
->spnego_mech
, "krb5") == 0) {
1709 DATA_BLOB session_key
;
1710 struct PAC_LOGON_INFO
*logon_info
= NULL
;
1714 if (!spnego_parse_krb5_wrap(ctx
, raw_in_token
,
1716 DEBUG(1, ("spnego_parse_krb5_wrap failed\n"));
1717 x_fprintf(x_stdout
, "BH spnego_parse_krb5_wrap failed\n");
1721 status
= ads_verify_ticket(ctx
, lp_realm(), 0,
1723 &principal
, &logon_info
, &ap_rep
,
1724 &session_key
, True
);
1726 /* Now in "principal" we have the name we are authenticated as. */
1728 if (NT_STATUS_IS_OK(status
)) {
1731 domain
= strchr_m(principal
, '@');
1733 if (domain
== NULL
) {
1734 DEBUG(1, ("Did not get a valid principal "
1735 "from ads_verify_ticket\n"));
1736 x_fprintf(x_stdout
, "BH Did not get a "
1737 "valid principal from "
1738 "ads_verify_ticket\n");
1743 domain
= talloc_strdup(ctx
, domain
);
1744 user
= talloc_strdup(ctx
, principal
);
1747 netsamlogon_cache_store(
1748 user
, &logon_info
->info3
);
1751 data_blob_free(&ap_rep
);
1752 data_blob_free(&session_key
);
1753 unix_username
= talloc_asprintf(ctx
, "%s\\%s", domain
, user
);
1755 data_blob_free(&ticket
);
1759 spnego_free_data(&request
);
1760 ZERO_STRUCT(response
);
1761 response
.type
= SPNEGO_NEG_TOKEN_TARG
;
1763 if (NT_STATUS_IS_OK(status
)) {
1764 TALLOC_FREE(state
->spnego_mech
);
1765 TALLOC_FREE(state
->spnego_mech_oid
);
1766 response
.negTokenTarg
.negResult
= SPNEGO_ACCEPT_COMPLETED
;
1767 response
.negTokenTarg
.responseToken
= raw_out_token
;
1769 reply_argument
= unix_username
;
1770 } else if (NT_STATUS_EQUAL(status
,
1771 NT_STATUS_MORE_PROCESSING_REQUIRED
)) {
1772 response
.negTokenTarg
.supportedMech
= supportedMech
;
1773 response
.negTokenTarg
.responseToken
= raw_out_token
;
1774 response
.negTokenTarg
.negResult
= SPNEGO_ACCEPT_INCOMPLETE
;
1776 reply_argument
= talloc_strdup(ctx
, "*");
1778 TALLOC_FREE(state
->spnego_mech
);
1779 TALLOC_FREE(state
->spnego_mech_oid
);
1780 data_blob_free(&raw_out_token
);
1781 response
.negTokenTarg
.negResult
= SPNEGO_REJECT
;
1783 reply_argument
= talloc_strdup(ctx
, nt_errstr(status
));
1786 if (!reply_argument
) {
1787 DEBUG(1, ("Could not write SPNEGO data blob\n"));
1788 x_fprintf(x_stdout
, "BH Could not write SPNEGO data blob\n");
1789 spnego_free_data(&response
);
1793 len
= spnego_write_data(ctx
, &token
, &response
);
1794 spnego_free_data(&response
);
1797 DEBUG(1, ("Could not write SPNEGO data blob\n"));
1798 x_fprintf(x_stdout
, "BH Could not write SPNEGO data blob\n");
1802 reply_base64
= base64_encode_data_blob(talloc_tos(), token
);
1804 x_fprintf(x_stdout
, "%s %s %s\n",
1805 reply_code
, reply_base64
, reply_argument
);
1807 TALLOC_FREE(reply_base64
);
1808 data_blob_free(&token
);
1813 static struct ntlmssp_state
*client_ntlmssp_state
= NULL
;
1815 static bool manage_client_ntlmssp_init(struct spnego_data spnego
)
1818 DATA_BLOB null_blob
= data_blob_null
;
1819 DATA_BLOB to_server
;
1820 char *to_server_base64
;
1821 const char *my_mechs
[] = {OID_NTLMSSP
, NULL
};
1822 TALLOC_CTX
*ctx
= talloc_tos();
1824 DEBUG(10, ("Got spnego negTokenInit with NTLMSSP\n"));
1826 if (client_ntlmssp_state
!= NULL
) {
1827 DEBUG(1, ("Request for initial SPNEGO request where "
1828 "we already have a state\n"));
1832 if (!client_ntlmssp_state
) {
1833 if (!NT_STATUS_IS_OK(status
= ntlm_auth_start_ntlmssp_client(&client_ntlmssp_state
))) {
1834 x_fprintf(x_stdout
, "BH %s\n", nt_errstr(status
));
1840 if (opt_password
== NULL
) {
1842 /* Request a password from the calling process. After
1843 sending it, the calling process should retry with
1844 the negTokenInit. */
1846 DEBUG(10, ("Requesting password\n"));
1847 x_fprintf(x_stdout
, "PW\n");
1851 spnego
.type
= SPNEGO_NEG_TOKEN_INIT
;
1852 spnego
.negTokenInit
.mechTypes
= my_mechs
;
1853 spnego
.negTokenInit
.reqFlags
= data_blob_null
;
1854 spnego
.negTokenInit
.reqFlagsPadding
= 0;
1855 spnego
.negTokenInit
.mechListMIC
= null_blob
;
1857 status
= ntlmssp_update(client_ntlmssp_state
, null_blob
,
1858 &spnego
.negTokenInit
.mechToken
);
1860 if ( !(NT_STATUS_EQUAL(status
, NT_STATUS_MORE_PROCESSING_REQUIRED
) ||
1861 NT_STATUS_IS_OK(status
)) ) {
1862 DEBUG(1, ("Expected OK or MORE_PROCESSING_REQUIRED, got: %s\n",
1863 nt_errstr(status
)));
1864 TALLOC_FREE(client_ntlmssp_state
);
1868 spnego_write_data(ctx
, &to_server
, &spnego
);
1869 data_blob_free(&spnego
.negTokenInit
.mechToken
);
1871 to_server_base64
= base64_encode_data_blob(talloc_tos(), to_server
);
1872 data_blob_free(&to_server
);
1873 x_fprintf(x_stdout
, "KK %s\n", to_server_base64
);
1874 TALLOC_FREE(to_server_base64
);
1878 static void manage_client_ntlmssp_targ(struct spnego_data spnego
)
1881 DATA_BLOB null_blob
= data_blob_null
;
1883 DATA_BLOB to_server
;
1884 char *to_server_base64
;
1885 TALLOC_CTX
*ctx
= talloc_tos();
1887 DEBUG(10, ("Got spnego negTokenTarg with NTLMSSP\n"));
1889 if (client_ntlmssp_state
== NULL
) {
1890 DEBUG(1, ("Got NTLMSSP tArg without a client state\n"));
1891 x_fprintf(x_stdout
, "BH Got NTLMSSP tArg without a client state\n");
1895 if (spnego
.negTokenTarg
.negResult
== SPNEGO_REJECT
) {
1896 x_fprintf(x_stdout
, "NA\n");
1897 TALLOC_FREE(client_ntlmssp_state
);
1901 if (spnego
.negTokenTarg
.negResult
== SPNEGO_ACCEPT_COMPLETED
) {
1902 x_fprintf(x_stdout
, "AF\n");
1903 TALLOC_FREE(client_ntlmssp_state
);
1907 status
= ntlmssp_update(client_ntlmssp_state
,
1908 spnego
.negTokenTarg
.responseToken
,
1911 if (!NT_STATUS_EQUAL(status
, NT_STATUS_MORE_PROCESSING_REQUIRED
) && !NT_STATUS_IS_OK(status
)) {
1912 DEBUG(1, ("Expected MORE_PROCESSING_REQUIRED or OK from "
1913 "ntlmssp_client_update, got: %s\n",
1914 nt_errstr(status
)));
1915 x_fprintf(x_stdout
, "BH Expected MORE_PROCESSING_REQUIRED from "
1916 "ntlmssp_client_update\n");
1917 data_blob_free(&request
);
1918 TALLOC_FREE(client_ntlmssp_state
);
1922 spnego
.type
= SPNEGO_NEG_TOKEN_TARG
;
1923 spnego
.negTokenTarg
.negResult
= SPNEGO_ACCEPT_INCOMPLETE
;
1924 spnego
.negTokenTarg
.supportedMech
= (const char *)OID_NTLMSSP
;
1925 spnego
.negTokenTarg
.responseToken
= request
;
1926 spnego
.negTokenTarg
.mechListMIC
= null_blob
;
1928 spnego_write_data(ctx
, &to_server
, &spnego
);
1929 data_blob_free(&request
);
1931 to_server_base64
= base64_encode_data_blob(talloc_tos(), to_server
);
1932 data_blob_free(&to_server
);
1933 x_fprintf(x_stdout
, "KK %s\n", to_server_base64
);
1934 TALLOC_FREE(to_server_base64
);
1940 static bool manage_client_krb5_init(struct spnego_data spnego
)
1943 DATA_BLOB tkt
, tkt_wrapped
, to_server
;
1944 DATA_BLOB session_key_krb5
= data_blob_null
;
1945 struct spnego_data reply
;
1949 const char *my_mechs
[] = {OID_KERBEROS5_OLD
, NULL
};
1951 TALLOC_CTX
*ctx
= talloc_tos();
1953 principal
= spnego
.negTokenInit
.targetPrincipal
;
1955 /* We may not be allowed to use the server-supplied SPNEGO principal, or it may not have been supplied to us
1957 if (!lp_client_use_spnego_principal() || strequal(principal
, ADS_IGNORE_PRINCIPAL
)) {
1961 if (principal
== NULL
&&
1962 opt_target_service
&& opt_target_hostname
&& !is_ipaddress(opt_target_hostname
)) {
1963 DEBUG(3,("manage_client_krb5_init: using target "
1964 "hostname not SPNEGO principal\n"));
1966 principal
= kerberos_get_principal_from_service_hostname(talloc_tos(),
1968 opt_target_hostname
);
1974 DEBUG(3,("manage_client_krb5_init: guessed "
1975 "server principal=%s\n",
1976 principal
? principal
: "<null>"));
1979 if (principal
== NULL
) {
1980 DEBUG(3,("manage_client_krb5_init: could not guess server principal\n"));
1984 retval
= cli_krb5_get_ticket(ctx
, principal
, 0,
1985 &tkt
, &session_key_krb5
,
1986 0, NULL
, NULL
, NULL
);
1990 /* Let's try to first get the TGT, for that we need a
1993 if (opt_password
== NULL
) {
1994 DEBUG(10, ("Requesting password\n"));
1995 x_fprintf(x_stdout
, "PW\n");
1999 user
= talloc_asprintf(talloc_tos(), "%s@%s", opt_username
, opt_domain
);
2004 if ((retval
= kerberos_kinit_password(user
, opt_password
, 0, NULL
))) {
2005 DEBUG(10, ("Requesting TGT failed: %s\n", error_message(retval
)));
2009 retval
= cli_krb5_get_ticket(ctx
, principal
, 0,
2010 &tkt
, &session_key_krb5
,
2011 0, NULL
, NULL
, NULL
);
2013 DEBUG(10, ("Kinit suceeded, but getting a ticket failed: %s\n", error_message(retval
)));
2019 /* wrap that up in a nice GSS-API wrapping */
2020 tkt_wrapped
= spnego_gen_krb5_wrap(ctx
, tkt
, TOK_ID_KRB_AP_REQ
);
2022 data_blob_free(&session_key_krb5
);
2026 reply
.type
= SPNEGO_NEG_TOKEN_INIT
;
2027 reply
.negTokenInit
.mechTypes
= my_mechs
;
2028 reply
.negTokenInit
.reqFlags
= data_blob_null
;
2029 reply
.negTokenInit
.reqFlagsPadding
= 0;
2030 reply
.negTokenInit
.mechToken
= tkt_wrapped
;
2031 reply
.negTokenInit
.mechListMIC
= data_blob_null
;
2033 len
= spnego_write_data(ctx
, &to_server
, &reply
);
2034 data_blob_free(&tkt
);
2037 DEBUG(1, ("Could not write SPNEGO data blob\n"));
2041 reply_base64
= base64_encode_data_blob(talloc_tos(), to_server
);
2042 x_fprintf(x_stdout
, "KK %s *\n", reply_base64
);
2044 TALLOC_FREE(reply_base64
);
2045 data_blob_free(&to_server
);
2046 DEBUG(10, ("sent GSS-SPNEGO KERBEROS5 negTokenInit\n"));
2050 static void manage_client_krb5_targ(struct spnego_data spnego
)
2052 switch (spnego
.negTokenTarg
.negResult
) {
2053 case SPNEGO_ACCEPT_INCOMPLETE
:
2054 DEBUG(1, ("Got a Kerberos negTokenTarg with ACCEPT_INCOMPLETE\n"));
2055 x_fprintf(x_stdout
, "BH Got a Kerberos negTokenTarg with "
2056 "ACCEPT_INCOMPLETE\n");
2058 case SPNEGO_ACCEPT_COMPLETED
:
2059 DEBUG(10, ("Accept completed\n"));
2060 x_fprintf(x_stdout
, "AF\n");
2063 DEBUG(10, ("Rejected\n"));
2064 x_fprintf(x_stdout
, "NA\n");
2067 DEBUG(1, ("Got an invalid negTokenTarg\n"));
2068 x_fprintf(x_stdout
, "AF\n");
2074 static void manage_gss_spnego_client_request(struct ntlm_auth_state
*state
,
2075 char *buf
, int length
)
2078 struct spnego_data spnego
;
2080 TALLOC_CTX
*ctx
= talloc_tos();
2082 if (!opt_username
|| !*opt_username
) {
2083 x_fprintf(x_stderr
, "username must be specified!\n\n");
2087 if (strlen(buf
) <= 3) {
2088 DEBUG(1, ("SPNEGO query [%s] too short\n", buf
));
2089 x_fprintf(x_stdout
, "BH SPNEGO query too short\n");
2093 request
= base64_decode_data_blob(buf
+3);
2095 if (strncmp(buf
, "PW ", 3) == 0) {
2097 /* We asked for a password and obviously got it :-) */
2099 opt_password
= SMB_STRNDUP((const char *)request
.data
, request
.length
);
2101 if (opt_password
== NULL
) {
2102 DEBUG(1, ("Out of memory\n"));
2103 x_fprintf(x_stdout
, "BH Out of memory\n");
2104 data_blob_free(&request
);
2108 x_fprintf(x_stdout
, "OK\n");
2109 data_blob_free(&request
);
2113 if ( (strncmp(buf
, "TT ", 3) != 0) &&
2114 (strncmp(buf
, "AF ", 3) != 0) &&
2115 (strncmp(buf
, "NA ", 3) != 0) ) {
2116 DEBUG(1, ("SPNEGO request [%s] invalid\n", buf
));
2117 x_fprintf(x_stdout
, "BH SPNEGO request invalid\n");
2118 data_blob_free(&request
);
2122 /* So we got a server challenge to generate a SPNEGO
2123 client-to-server request... */
2125 len
= spnego_read_data(ctx
, request
, &spnego
);
2126 data_blob_free(&request
);
2129 DEBUG(1, ("Could not read SPNEGO data for [%s]\n", buf
));
2130 x_fprintf(x_stdout
, "BH Could not read SPNEGO data\n");
2134 if (spnego
.type
== SPNEGO_NEG_TOKEN_INIT
) {
2136 /* The server offers a list of mechanisms */
2138 const char **mechType
= (const char **)spnego
.negTokenInit
.mechTypes
;
2140 while (*mechType
!= NULL
) {
2143 if ( (strcmp(*mechType
, OID_KERBEROS5_OLD
) == 0) ||
2144 (strcmp(*mechType
, OID_KERBEROS5
) == 0) ) {
2145 if (manage_client_krb5_init(spnego
))
2150 if (strcmp(*mechType
, OID_NTLMSSP
) == 0) {
2151 if (manage_client_ntlmssp_init(spnego
))
2158 DEBUG(1, ("Server offered no compatible mechanism\n"));
2159 x_fprintf(x_stdout
, "BH Server offered no compatible mechanism\n");
2163 if (spnego
.type
== SPNEGO_NEG_TOKEN_TARG
) {
2165 if (spnego
.negTokenTarg
.supportedMech
== NULL
) {
2166 /* On accept/reject Windows does not send the
2167 mechanism anymore. Handle that here and
2168 shut down the mechanisms. */
2170 switch (spnego
.negTokenTarg
.negResult
) {
2171 case SPNEGO_ACCEPT_COMPLETED
:
2172 x_fprintf(x_stdout
, "AF\n");
2175 x_fprintf(x_stdout
, "NA\n");
2178 DEBUG(1, ("Got a negTokenTarg with no mech and an "
2179 "unknown negResult: %d\n",
2180 spnego
.negTokenTarg
.negResult
));
2181 x_fprintf(x_stdout
, "BH Got a negTokenTarg with"
2182 " no mech and an unknown "
2186 TALLOC_FREE(client_ntlmssp_state
);
2190 if (strcmp(spnego
.negTokenTarg
.supportedMech
,
2191 OID_NTLMSSP
) == 0) {
2192 manage_client_ntlmssp_targ(spnego
);
2197 if (strcmp(spnego
.negTokenTarg
.supportedMech
,
2198 OID_KERBEROS5_OLD
) == 0) {
2199 manage_client_krb5_targ(spnego
);
2206 DEBUG(1, ("Got an SPNEGO token I could not handle [%s]!\n", buf
));
2207 x_fprintf(x_stdout
, "BH Got an SPNEGO token I could not handle\n");
2211 spnego_free_data(&spnego
);
2215 static void manage_ntlm_server_1_request(struct ntlm_auth_state
*state
,
2216 char *buf
, int length
)
2218 char *request
, *parameter
;
2219 static DATA_BLOB challenge
;
2220 static DATA_BLOB lm_response
;
2221 static DATA_BLOB nt_response
;
2222 static char *full_username
;
2223 static char *username
;
2224 static char *domain
;
2225 static char *plaintext_password
;
2226 static bool ntlm_server_1_user_session_key
;
2227 static bool ntlm_server_1_lm_session_key
;
2229 if (strequal(buf
, ".")) {
2230 if (!full_username
&& !username
) {
2231 x_fprintf(x_stdout
, "Error: No username supplied!\n");
2232 } else if (plaintext_password
) {
2233 /* handle this request as plaintext */
2234 if (!full_username
) {
2235 if (asprintf(&full_username
, "%s%c%s", domain
, winbind_separator(), username
) == -1) {
2236 x_fprintf(x_stdout
, "Error: Out of memory in asprintf!\n.\n");
2240 if (check_plaintext_auth(full_username
, plaintext_password
, False
)) {
2241 x_fprintf(x_stdout
, "Authenticated: Yes\n");
2243 x_fprintf(x_stdout
, "Authenticated: No\n");
2245 } else if (!lm_response
.data
&& !nt_response
.data
) {
2246 x_fprintf(x_stdout
, "Error: No password supplied!\n");
2247 } else if (!challenge
.data
) {
2248 x_fprintf(x_stdout
, "Error: No lanman-challenge supplied!\n");
2250 char *error_string
= NULL
;
2252 uchar user_session_key
[16];
2255 if (full_username
&& !username
) {
2257 fstring fstr_domain
;
2259 if (!parse_ntlm_auth_domain_user(full_username
, fstr_user
, fstr_domain
)) {
2260 /* username might be 'tainted', don't print into our new-line deleimianted stream */
2261 x_fprintf(x_stdout
, "Error: Could not parse into domain and username\n");
2263 SAFE_FREE(username
);
2265 username
= smb_xstrdup(fstr_user
);
2266 domain
= smb_xstrdup(fstr_domain
);
2270 domain
= smb_xstrdup(get_winbind_domain());
2273 if (ntlm_server_1_lm_session_key
)
2274 flags
|= WBFLAG_PAM_LMKEY
;
2276 if (ntlm_server_1_user_session_key
)
2277 flags
|= WBFLAG_PAM_USER_SESSION_KEY
;
2279 if (!NT_STATUS_IS_OK(
2280 contact_winbind_auth_crap(username
,
2292 x_fprintf(x_stdout
, "Authenticated: No\n");
2293 x_fprintf(x_stdout
, "Authentication-Error: %s\n.\n", error_string
);
2295 static char zeros
[16];
2297 char *hex_user_session_key
;
2299 x_fprintf(x_stdout
, "Authenticated: Yes\n");
2301 if (ntlm_server_1_lm_session_key
2302 && (memcmp(zeros
, lm_key
,
2303 sizeof(lm_key
)) != 0)) {
2304 hex_lm_key
= hex_encode_talloc(NULL
,
2305 (const unsigned char *)lm_key
,
2307 x_fprintf(x_stdout
, "LANMAN-Session-Key: %s\n", hex_lm_key
);
2308 TALLOC_FREE(hex_lm_key
);
2311 if (ntlm_server_1_user_session_key
2312 && (memcmp(zeros
, user_session_key
,
2313 sizeof(user_session_key
)) != 0)) {
2314 hex_user_session_key
= hex_encode_talloc(NULL
,
2315 (const unsigned char *)user_session_key
,
2316 sizeof(user_session_key
));
2317 x_fprintf(x_stdout
, "User-Session-Key: %s\n", hex_user_session_key
);
2318 TALLOC_FREE(hex_user_session_key
);
2321 SAFE_FREE(error_string
);
2323 /* clear out the state */
2324 challenge
= data_blob_null
;
2325 nt_response
= data_blob_null
;
2326 lm_response
= data_blob_null
;
2327 SAFE_FREE(full_username
);
2328 SAFE_FREE(username
);
2330 SAFE_FREE(plaintext_password
);
2331 ntlm_server_1_user_session_key
= False
;
2332 ntlm_server_1_lm_session_key
= False
;
2333 x_fprintf(x_stdout
, ".\n");
2340 /* Indicates a base64 encoded structure */
2341 parameter
= strstr_m(request
, ":: ");
2343 parameter
= strstr_m(request
, ": ");
2346 DEBUG(0, ("Parameter not found!\n"));
2347 x_fprintf(x_stdout
, "Error: Parameter not found!\n.\n");
2364 base64_decode_inplace(parameter
);
2367 if (strequal(request
, "LANMAN-Challenge")) {
2368 challenge
= strhex_to_data_blob(NULL
, parameter
);
2369 if (challenge
.length
!= 8) {
2370 x_fprintf(x_stdout
, "Error: hex decode of %s failed! (got %d bytes, expected 8)\n.\n",
2372 (int)challenge
.length
);
2373 challenge
= data_blob_null
;
2375 } else if (strequal(request
, "NT-Response")) {
2376 nt_response
= strhex_to_data_blob(NULL
, parameter
);
2377 if (nt_response
.length
< 24) {
2378 x_fprintf(x_stdout
, "Error: hex decode of %s failed! (only got %d bytes, needed at least 24)\n.\n",
2380 (int)nt_response
.length
);
2381 nt_response
= data_blob_null
;
2383 } else if (strequal(request
, "LANMAN-Response")) {
2384 lm_response
= strhex_to_data_blob(NULL
, parameter
);
2385 if (lm_response
.length
!= 24) {
2386 x_fprintf(x_stdout
, "Error: hex decode of %s failed! (got %d bytes, expected 24)\n.\n",
2388 (int)lm_response
.length
);
2389 lm_response
= data_blob_null
;
2391 } else if (strequal(request
, "Password")) {
2392 plaintext_password
= smb_xstrdup(parameter
);
2393 } else if (strequal(request
, "NT-Domain")) {
2394 domain
= smb_xstrdup(parameter
);
2395 } else if (strequal(request
, "Username")) {
2396 username
= smb_xstrdup(parameter
);
2397 } else if (strequal(request
, "Full-Username")) {
2398 full_username
= smb_xstrdup(parameter
);
2399 } else if (strequal(request
, "Request-User-Session-Key")) {
2400 ntlm_server_1_user_session_key
= strequal(parameter
, "Yes");
2401 } else if (strequal(request
, "Request-LanMan-Session-Key")) {
2402 ntlm_server_1_lm_session_key
= strequal(parameter
, "Yes");
2404 x_fprintf(x_stdout
, "Error: Unknown request %s\n.\n", request
);
2408 static void manage_ntlm_change_password_1_request(struct ntlm_auth_state
*state
,
2409 char *buf
, int length
)
2411 char *request
, *parameter
;
2412 static DATA_BLOB new_nt_pswd
;
2413 static DATA_BLOB old_nt_hash_enc
;
2414 static DATA_BLOB new_lm_pswd
;
2415 static DATA_BLOB old_lm_hash_enc
;
2416 static char *full_username
= NULL
;
2417 static char *username
= NULL
;
2418 static char *domain
= NULL
;
2419 static char *newpswd
= NULL
;
2420 static char *oldpswd
= NULL
;
2422 if (strequal(buf
, ".")) {
2423 if(newpswd
&& oldpswd
) {
2424 uchar old_nt_hash
[16];
2425 uchar old_lm_hash
[16];
2426 uchar new_nt_hash
[16];
2427 uchar new_lm_hash
[16];
2429 new_nt_pswd
= data_blob(NULL
, 516);
2430 old_nt_hash_enc
= data_blob(NULL
, 16);
2432 /* Calculate the MD4 hash (NT compatible) of the
2434 E_md4hash(oldpswd
, old_nt_hash
);
2435 E_md4hash(newpswd
, new_nt_hash
);
2437 /* E_deshash returns false for 'long'
2438 passwords (> 14 DOS chars).
2440 Therefore, don't send a buffer
2441 encrypted with the truncated hash
2442 (it could allow an even easier
2443 attack on the password)
2445 Likewise, obey the admin's restriction
2448 if (lp_client_lanman_auth() &&
2449 E_deshash(newpswd
, new_lm_hash
) &&
2450 E_deshash(oldpswd
, old_lm_hash
)) {
2451 new_lm_pswd
= data_blob(NULL
, 516);
2452 old_lm_hash_enc
= data_blob(NULL
, 16);
2453 encode_pw_buffer(new_lm_pswd
.data
, newpswd
,
2456 arcfour_crypt(new_lm_pswd
.data
, old_nt_hash
, 516);
2457 E_old_pw_hash(new_nt_hash
, old_lm_hash
,
2458 old_lm_hash_enc
.data
);
2460 new_lm_pswd
.data
= NULL
;
2461 new_lm_pswd
.length
= 0;
2462 old_lm_hash_enc
.data
= NULL
;
2463 old_lm_hash_enc
.length
= 0;
2466 encode_pw_buffer(new_nt_pswd
.data
, newpswd
,
2469 arcfour_crypt(new_nt_pswd
.data
, old_nt_hash
, 516);
2470 E_old_pw_hash(new_nt_hash
, old_nt_hash
,
2471 old_nt_hash_enc
.data
);
2474 if (!full_username
&& !username
) {
2475 x_fprintf(x_stdout
, "Error: No username supplied!\n");
2476 } else if ((!new_nt_pswd
.data
|| !old_nt_hash_enc
.data
) &&
2477 (!new_lm_pswd
.data
|| old_lm_hash_enc
.data
) ) {
2478 x_fprintf(x_stdout
, "Error: No NT or LM password "
2479 "blobs supplied!\n");
2481 char *error_string
= NULL
;
2483 if (full_username
&& !username
) {
2485 fstring fstr_domain
;
2487 if (!parse_ntlm_auth_domain_user(full_username
,
2490 /* username might be 'tainted', don't
2491 * print into our new-line
2492 * deleimianted stream */
2493 x_fprintf(x_stdout
, "Error: Could not "
2494 "parse into domain and "
2496 SAFE_FREE(username
);
2497 username
= smb_xstrdup(full_username
);
2499 SAFE_FREE(username
);
2501 username
= smb_xstrdup(fstr_user
);
2502 domain
= smb_xstrdup(fstr_domain
);
2507 if(!NT_STATUS_IS_OK(contact_winbind_change_pswd_auth_crap(
2514 x_fprintf(x_stdout
, "Password-Change: No\n");
2515 x_fprintf(x_stdout
, "Password-Change-Error: "
2516 "%s\n.\n", error_string
);
2518 x_fprintf(x_stdout
, "Password-Change: Yes\n");
2521 SAFE_FREE(error_string
);
2523 /* clear out the state */
2524 new_nt_pswd
= data_blob_null
;
2525 old_nt_hash_enc
= data_blob_null
;
2526 new_lm_pswd
= data_blob_null
;
2527 old_nt_hash_enc
= data_blob_null
;
2528 SAFE_FREE(full_username
);
2529 SAFE_FREE(username
);
2533 x_fprintf(x_stdout
, ".\n");
2540 /* Indicates a base64 encoded structure */
2541 parameter
= strstr_m(request
, ":: ");
2543 parameter
= strstr_m(request
, ": ");
2546 DEBUG(0, ("Parameter not found!\n"));
2547 x_fprintf(x_stdout
, "Error: Parameter not found!\n.\n");
2563 base64_decode_inplace(parameter
);
2566 if (strequal(request
, "new-nt-password-blob")) {
2567 new_nt_pswd
= strhex_to_data_blob(NULL
, parameter
);
2568 if (new_nt_pswd
.length
!= 516) {
2569 x_fprintf(x_stdout
, "Error: hex decode of %s failed! "
2570 "(got %d bytes, expected 516)\n.\n",
2572 (int)new_nt_pswd
.length
);
2573 new_nt_pswd
= data_blob_null
;
2575 } else if (strequal(request
, "old-nt-hash-blob")) {
2576 old_nt_hash_enc
= strhex_to_data_blob(NULL
, parameter
);
2577 if (old_nt_hash_enc
.length
!= 16) {
2578 x_fprintf(x_stdout
, "Error: hex decode of %s failed! "
2579 "(got %d bytes, expected 16)\n.\n",
2581 (int)old_nt_hash_enc
.length
);
2582 old_nt_hash_enc
= data_blob_null
;
2584 } else if (strequal(request
, "new-lm-password-blob")) {
2585 new_lm_pswd
= strhex_to_data_blob(NULL
, parameter
);
2586 if (new_lm_pswd
.length
!= 516) {
2587 x_fprintf(x_stdout
, "Error: hex decode of %s failed! "
2588 "(got %d bytes, expected 516)\n.\n",
2590 (int)new_lm_pswd
.length
);
2591 new_lm_pswd
= data_blob_null
;
2594 else if (strequal(request
, "old-lm-hash-blob")) {
2595 old_lm_hash_enc
= strhex_to_data_blob(NULL
, parameter
);
2596 if (old_lm_hash_enc
.length
!= 16)
2598 x_fprintf(x_stdout
, "Error: hex decode of %s failed! "
2599 "(got %d bytes, expected 16)\n.\n",
2601 (int)old_lm_hash_enc
.length
);
2602 old_lm_hash_enc
= data_blob_null
;
2604 } else if (strequal(request
, "nt-domain")) {
2605 domain
= smb_xstrdup(parameter
);
2606 } else if(strequal(request
, "username")) {
2607 username
= smb_xstrdup(parameter
);
2608 } else if(strequal(request
, "full-username")) {
2609 username
= smb_xstrdup(parameter
);
2610 } else if(strequal(request
, "new-password")) {
2611 newpswd
= smb_xstrdup(parameter
);
2612 } else if (strequal(request
, "old-password")) {
2613 oldpswd
= smb_xstrdup(parameter
);
2615 x_fprintf(x_stdout
, "Error: Unknown request %s\n.\n", request
);
2619 static void manage_squid_request(struct ntlm_auth_state
*state
,
2620 stdio_helper_function fn
)
2623 char tmp
[INITIAL_BUFFER_SIZE
+1];
2624 int length
, buf_size
= 0;
2627 buf
= talloc_strdup(state
->mem_ctx
, "");
2629 DEBUG(0, ("Failed to allocate input buffer.\n"));
2630 x_fprintf(x_stderr
, "ERR\n");
2636 /* this is not a typo - x_fgets doesn't work too well under
2638 if (fgets(tmp
, sizeof(tmp
)-1, stdin
) == NULL
) {
2639 if (ferror(stdin
)) {
2640 DEBUG(1, ("fgets() failed! dying..... errno=%d "
2641 "(%s)\n", ferror(stdin
),
2642 strerror(ferror(stdin
))));
2649 buf
= talloc_strdup_append_buffer(buf
, tmp
);
2650 buf_size
+= INITIAL_BUFFER_SIZE
;
2652 if (buf_size
> MAX_BUFFER_SIZE
) {
2653 DEBUG(2, ("Oversized message\n"));
2654 x_fprintf(x_stderr
, "ERR\n");
2659 c
= strchr(buf
, '\n');
2660 } while (c
== NULL
);
2665 DEBUG(10, ("Got '%s' from squid (length: %d).\n",buf
,length
));
2667 if (buf
[0] == '\0') {
2668 DEBUG(2, ("Invalid Request\n"));
2669 x_fprintf(x_stderr
, "ERR\n");
2674 fn(state
, buf
, length
);
2679 static void squid_stream(enum stdio_helper_mode stdio_mode
, stdio_helper_function fn
) {
2680 TALLOC_CTX
*mem_ctx
;
2681 struct ntlm_auth_state
*state
;
2683 /* initialize FDescs */
2684 x_setbuf(x_stdout
, NULL
);
2685 x_setbuf(x_stderr
, NULL
);
2687 mem_ctx
= talloc_init("ntlm_auth");
2689 DEBUG(0, ("squid_stream: Failed to create talloc context\n"));
2690 x_fprintf(x_stderr
, "ERR\n");
2694 state
= talloc_zero(mem_ctx
, struct ntlm_auth_state
);
2696 DEBUG(0, ("squid_stream: Failed to talloc ntlm_auth_state\n"));
2697 x_fprintf(x_stderr
, "ERR\n");
2701 state
->mem_ctx
= mem_ctx
;
2702 state
->helper_mode
= stdio_mode
;
2705 TALLOC_CTX
*frame
= talloc_stackframe();
2706 manage_squid_request(state
, fn
);
2712 /* Authenticate a user with a challenge/response */
2714 static bool check_auth_crap(void)
2719 char user_session_key
[16];
2721 char *hex_user_session_key
;
2723 static uint8 zeros
[16];
2725 x_setbuf(x_stdout
, NULL
);
2728 flags
|= WBFLAG_PAM_LMKEY
;
2730 if (request_user_session_key
)
2731 flags
|= WBFLAG_PAM_USER_SESSION_KEY
;
2733 flags
|= WBFLAG_PAM_NT_STATUS_SQUASH
;
2735 nt_status
= contact_winbind_auth_crap(opt_username
, opt_domain
,
2741 (unsigned char *)lm_key
,
2742 (unsigned char *)user_session_key
,
2743 &error_string
, NULL
);
2745 if (!NT_STATUS_IS_OK(nt_status
)) {
2746 x_fprintf(x_stdout
, "%s (0x%x)\n",
2748 NT_STATUS_V(nt_status
));
2749 SAFE_FREE(error_string
);
2754 && (memcmp(zeros
, lm_key
,
2755 sizeof(lm_key
)) != 0)) {
2756 hex_lm_key
= hex_encode_talloc(talloc_tos(), (const unsigned char *)lm_key
,
2758 x_fprintf(x_stdout
, "LM_KEY: %s\n", hex_lm_key
);
2759 TALLOC_FREE(hex_lm_key
);
2761 if (request_user_session_key
2762 && (memcmp(zeros
, user_session_key
,
2763 sizeof(user_session_key
)) != 0)) {
2764 hex_user_session_key
= hex_encode_talloc(talloc_tos(), (const unsigned char *)user_session_key
,
2765 sizeof(user_session_key
));
2766 x_fprintf(x_stdout
, "NT_KEY: %s\n", hex_user_session_key
);
2767 TALLOC_FREE(hex_user_session_key
);
2776 OPT_USERNAME
= 1000,
2785 OPT_USER_SESSION_KEY
,
2787 OPT_REQUIRE_MEMBERSHIP
,
2788 OPT_USE_CACHED_CREDS
,
2789 OPT_PAM_WINBIND_CONF
,
2794 int main(int argc
, const char **argv
)
2796 TALLOC_CTX
*frame
= talloc_stackframe();
2798 static const char *helper_protocol
;
2799 static int diagnostics
;
2801 static const char *hex_challenge
;
2802 static const char *hex_lm_response
;
2803 static const char *hex_nt_response
;
2807 /* NOTE: DO NOT change this interface without considering the implications!
2808 This is an external interface, which other programs will use to interact
2812 /* We do not use single-letter command abbreviations, because they harm future
2813 interface stability. */
2815 struct poptOption long_options
[] = {
2817 { "helper-protocol", 0, POPT_ARG_STRING
, &helper_protocol
, OPT_DOMAIN
, "operate as a stdio-based helper", "helper protocol to use"},
2818 { "username", 0, POPT_ARG_STRING
, &opt_username
, OPT_USERNAME
, "username"},
2819 { "domain", 0, POPT_ARG_STRING
, &opt_domain
, OPT_DOMAIN
, "domain name"},
2820 { "workstation", 0, POPT_ARG_STRING
, &opt_workstation
, OPT_WORKSTATION
, "workstation"},
2821 { "challenge", 0, POPT_ARG_STRING
, &hex_challenge
, OPT_CHALLENGE
, "challenge (HEX encoded)"},
2822 { "lm-response", 0, POPT_ARG_STRING
, &hex_lm_response
, OPT_LM
, "LM Response to the challenge (HEX encoded)"},
2823 { "nt-response", 0, POPT_ARG_STRING
, &hex_nt_response
, OPT_NT
, "NT or NTLMv2 Response to the challenge (HEX encoded)"},
2824 { "password", 0, POPT_ARG_STRING
, &opt_password
, OPT_PASSWORD
, "User's plaintext password"},
2825 { "request-lm-key", 0, POPT_ARG_NONE
, &request_lm_key
, OPT_LM_KEY
, "Retrieve LM session key"},
2826 { "request-nt-key", 0, POPT_ARG_NONE
, &request_user_session_key
, OPT_USER_SESSION_KEY
, "Retrieve User (NT) session key"},
2827 { "use-cached-creds", 0, POPT_ARG_NONE
, &use_cached_creds
, OPT_USE_CACHED_CREDS
, "Use cached credentials if no password is given"},
2828 { "diagnostics", 0, POPT_ARG_NONE
, &diagnostics
,
2830 "Perform diagnostics on the authentication chain"},
2831 { "require-membership-of", 0, POPT_ARG_STRING
, &require_membership_of
, OPT_REQUIRE_MEMBERSHIP
, "Require that a user be a member of this group (either name or SID) for authentication to succeed" },
2832 { "pam-winbind-conf", 0, POPT_ARG_STRING
, &opt_pam_winbind_conf
, OPT_PAM_WINBIND_CONF
, "Require that request must set WBFLAG_PAM_CONTACT_TRUSTDOM when krb5 auth is required" },
2833 { "target-service", 0, POPT_ARG_STRING
, &opt_target_service
, OPT_TARGET_SERVICE
, "Target service (eg http)" },
2834 { "target-hostname", 0, POPT_ARG_STRING
, &opt_target_hostname
, OPT_TARGET_HOSTNAME
, "Target hostname" },
2835 POPT_COMMON_CONFIGFILE
2840 /* Samba client initialisation */
2843 setup_logging("ntlm_auth", DEBUG_STDERR
);
2847 pc
= poptGetContext("ntlm_auth", argc
, argv
, long_options
, 0);
2849 /* Parse command line options */
2852 poptPrintHelp(pc
, stderr
, 0);
2856 while((opt
= poptGetNextOpt(pc
)) != -1) {
2857 /* Get generic config options like --configfile */
2860 poptFreeContext(pc
);
2862 if (!lp_load_global(get_dyn_CONFIGFILE())) {
2863 d_fprintf(stderr
, "ntlm_auth: error opening config file %s. Error was %s\n",
2864 get_dyn_CONFIGFILE(), strerror(errno
));
2868 pc
= poptGetContext(NULL
, argc
, (const char **)argv
, long_options
,
2869 POPT_CONTEXT_KEEP_FIRST
);
2871 while((opt
= poptGetNextOpt(pc
)) != -1) {
2874 opt_challenge
= strhex_to_data_blob(NULL
, hex_challenge
);
2875 if (opt_challenge
.length
!= 8) {
2876 x_fprintf(x_stderr
, "hex decode of %s failed! (only got %d bytes)\n",
2878 (int)opt_challenge
.length
);
2883 opt_lm_response
= strhex_to_data_blob(NULL
, hex_lm_response
);
2884 if (opt_lm_response
.length
!= 24) {
2885 x_fprintf(x_stderr
, "hex decode of %s failed! (only got %d bytes)\n",
2887 (int)opt_lm_response
.length
);
2893 opt_nt_response
= strhex_to_data_blob(NULL
, hex_nt_response
);
2894 if (opt_nt_response
.length
< 24) {
2895 x_fprintf(x_stderr
, "hex decode of %s failed! (only got %d bytes)\n",
2897 (int)opt_nt_response
.length
);
2902 case OPT_REQUIRE_MEMBERSHIP
:
2903 if (strncasecmp_m("S-", require_membership_of
, 2) == 0) {
2904 require_membership_of_sid
= require_membership_of
;
2911 char *domain
= SMB_STRDUP(opt_username
);
2912 char *p
= strchr_m(domain
, *lp_winbind_separator());
2916 if (opt_domain
&& !strequal(opt_domain
, domain
)) {
2917 x_fprintf(x_stderr
, "Domain specified in username (%s) "
2918 "doesn't match specified domain (%s)!\n\n",
2919 domain
, opt_domain
);
2920 poptPrintHelp(pc
, stderr
, 0);
2923 opt_domain
= domain
;
2929 /* Note: if opt_domain is "" then send no domain */
2930 if (opt_domain
== NULL
) {
2931 opt_domain
= get_winbind_domain();
2934 if (opt_workstation
== NULL
) {
2935 opt_workstation
= "";
2938 if (helper_protocol
) {
2940 for (i
=0; i
<NUM_HELPER_MODES
; i
++) {
2941 if (strcmp(helper_protocol
, stdio_helper_protocols
[i
].name
) == 0) {
2942 squid_stream(stdio_helper_protocols
[i
].mode
, stdio_helper_protocols
[i
].fn
);
2946 x_fprintf(x_stderr
, "unknown helper protocol [%s]\n\nValid helper protools:\n\n", helper_protocol
);
2948 for (i
=0; i
<NUM_HELPER_MODES
; i
++) {
2949 x_fprintf(x_stderr
, "%s\n", stdio_helper_protocols
[i
].name
);
2955 if (!opt_username
|| !*opt_username
) {
2956 x_fprintf(x_stderr
, "username must be specified!\n\n");
2957 poptPrintHelp(pc
, stderr
, 0);
2961 if (opt_challenge
.length
) {
2962 if (!check_auth_crap()) {
2968 if (!opt_password
) {
2969 opt_password
= getpass("password: ");
2973 if (!diagnose_ntlm_auth()) {
2979 fstr_sprintf(user
, "%s%c%s", opt_domain
, winbind_separator(), opt_username
);
2980 if (!check_plaintext_auth(user
, opt_password
, True
)) {
2987 poptFreeContext(pc
);