2 * idmap_ad: map between Active Directory and RFC 2307 or "Services for Unix" (SFU) Accounts
4 * Unix SMB/CIFS implementation.
6 * Winbind ADS backend functions
8 * Copyright (C) Andrew Tridgell 2001
9 * Copyright (C) Andrew Bartlett <abartlet@samba.org> 2003
10 * Copyright (C) Gerald (Jerry) Carter 2004-2007
11 * Copyright (C) Luke Howard 2001-2004
12 * Copyright (C) Michael Adam 2008,2010
14 * This program is free software; you can redistribute it and/or modify
15 * it under the terms of the GNU General Public License as published by
16 * the Free Software Foundation; either version 3 of the License, or
17 * (at your option) any later version.
19 * This program is distributed in the hope that it will be useful,
20 * but WITHOUT ANY WARRANTY; without even the implied warranty of
21 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
22 * GNU General Public License for more details.
24 * You should have received a copy of the GNU General Public License
25 * along with this program; if not, see <http://www.gnu.org/licenses/>.
30 #include "../libds/common/flags.h"
32 #include "libads/ldap_schema.h"
36 #include "../libcli/ldap/ldap_ndr.h"
37 #include "../libcli/security/security.h"
40 #define DBGC_CLASS DBGC_IDMAP
42 #define WINBIND_CCACHE_NAME "MEMORY:winbind_ccache"
44 #define IDMAP_AD_MAX_IDS 30
45 #define CHECK_ALLOC_DONE(mem) do { \
47 DEBUG(0, ("Out of memory!\n")); \
48 ret = NT_STATUS_NO_MEMORY; \
53 struct idmap_ad_context
{
55 struct posix_schema
*ad_schema
;
56 enum wb_posix_mapping ad_map_type
; /* WB_POSIX_MAP_UNKNOWN */
59 NTSTATUS
init_module(void);
61 /************************************************************************
62 ***********************************************************************/
64 static ADS_STATUS
ad_idmap_cached_connection_internal(struct idmap_domain
*dom
)
70 struct sockaddr_storage dc_ip
;
71 struct idmap_ad_context
*ctx
;
72 char *ldap_server
= NULL
;
74 struct winbindd_domain
*wb_dom
;
76 DEBUG(10, ("ad_idmap_cached_connection: called for domain '%s'\n",
79 ctx
= talloc_get_type(dom
->private_data
, struct idmap_ad_context
);
81 if (ctx
->ads
!= NULL
) {
84 time_t now
= time(NULL
);
88 expire
= MIN(ads
->auth
.tgt_expire
, ads
->auth
.tgs_expire
);
90 /* check for a valid structure */
91 DEBUG(7, ("Current tickets expire in %d seconds (at %d, time is now %d)\n",
92 (uint32
)expire
-(uint32
)now
, (uint32
) expire
, (uint32
) now
));
94 if ( ads
->config
.realm
&& (expire
> time(NULL
))) {
97 /* we own this ADS_STRUCT so make sure it goes away */
98 DEBUG(7,("Deleting expired krb5 credential cache\n"));
101 ads_kdestroy(WINBIND_CCACHE_NAME
);
107 /* we don't want this to affect the users ccache */
108 setenv("KRB5CCNAME", WINBIND_CCACHE_NAME
, 1);
112 * At this point we only have the NetBIOS domain name.
113 * Check if we can get server nam and realm from SAF cache
114 * and the domain list.
116 ldap_server
= saf_fetch(dom
->name
);
117 DEBUG(10, ("ldap_server from saf cache: '%s'\n", ldap_server
?ldap_server
:""));
119 wb_dom
= find_domain_from_name_noinit(dom
->name
);
120 if (wb_dom
== NULL
) {
121 DEBUG(10, ("find_domain_from_name_noinit did not find domain '%s'\n",
125 DEBUG(10, ("find_domain_from_name_noinit found realm '%s' for "
126 " domain '%s'\n", wb_dom
->alt_name
, dom
->name
));
127 realm
= wb_dom
->alt_name
;
130 if ( (ads
= ads_init(realm
, dom
->name
, ldap_server
)) == NULL
) {
131 DEBUG(1,("ads_init failed\n"));
132 return ADS_ERROR_NT(NT_STATUS_NO_MEMORY
);
135 /* the machine acct password might have change - fetch it every time */
136 SAFE_FREE(ads
->auth
.password
);
137 ads
->auth
.password
= secrets_fetch_machine_password(lp_workgroup(), NULL
, NULL
);
139 SAFE_FREE(ads
->auth
.realm
);
140 ads
->auth
.realm
= SMB_STRDUP(lp_realm());
142 /* setup server affinity */
144 get_dc_name(dom
->name
, realm
, dc_name
, &dc_ip
);
146 status
= ads_connect(ads
);
147 if (!ADS_ERR_OK(status
)) {
148 DEBUG(1, ("ad_idmap_cached_connection_internal: failed to "
154 ads
->is_mine
= False
;
161 /************************************************************************
162 ***********************************************************************/
164 static ADS_STATUS
ad_idmap_cached_connection(struct idmap_domain
*dom
)
167 struct idmap_ad_context
* ctx
;
169 status
= ad_idmap_cached_connection_internal(dom
);
170 if (!ADS_ERR_OK(status
)) {
174 ctx
= talloc_get_type(dom
->private_data
, struct idmap_ad_context
);
176 /* if we have a valid ADS_STRUCT and the schema model is
177 defined, then we can return here. */
179 if ( ctx
->ad_schema
) {
183 /* Otherwise, set the schema model */
185 if ( (ctx
->ad_map_type
== WB_POSIX_MAP_SFU
) ||
186 (ctx
->ad_map_type
== WB_POSIX_MAP_SFU20
) ||
187 (ctx
->ad_map_type
== WB_POSIX_MAP_RFC2307
) )
189 status
= ads_check_posix_schema_mapping(
190 ctx
, ctx
->ads
, ctx
->ad_map_type
, &ctx
->ad_schema
);
191 if ( !ADS_ERR_OK(status
) ) {
192 DEBUG(2,("ad_idmap_cached_connection: Failed to obtain schema details!\n"));
199 static int idmap_ad_context_destructor(struct idmap_ad_context
*ctx
)
201 if (ctx
->ads
!= NULL
) {
202 /* we own this ADS_STRUCT so make sure it goes away */
203 ctx
->ads
->is_mine
= True
;
204 ads_destroy( &ctx
->ads
);
210 /************************************************************************
211 ***********************************************************************/
213 static NTSTATUS
idmap_ad_initialize(struct idmap_domain
*dom
,
216 struct idmap_ad_context
*ctx
;
218 const char *schema_mode
= NULL
;
220 ctx
= TALLOC_ZERO_P(dom
, struct idmap_ad_context
);
222 DEBUG(0, ("Out of memory!\n"));
223 return NT_STATUS_NO_MEMORY
;
225 talloc_set_destructor(ctx
, idmap_ad_context_destructor
);
227 config_option
= talloc_asprintf(ctx
, "idmap config %s", dom
->name
);
228 if (config_option
== NULL
) {
229 DEBUG(0, ("Out of memory!\n"));
231 return NT_STATUS_NO_MEMORY
;
234 /* default map type */
235 ctx
->ad_map_type
= WB_POSIX_MAP_RFC2307
;
238 schema_mode
= lp_parm_const_string(-1, config_option
, "schema_mode", NULL
);
239 if ( schema_mode
&& schema_mode
[0] ) {
240 if ( strequal(schema_mode
, "sfu") )
241 ctx
->ad_map_type
= WB_POSIX_MAP_SFU
;
242 else if ( strequal(schema_mode
, "sfu20" ) )
243 ctx
->ad_map_type
= WB_POSIX_MAP_SFU20
;
244 else if ( strequal(schema_mode
, "rfc2307" ) )
245 ctx
->ad_map_type
= WB_POSIX_MAP_RFC2307
;
247 DEBUG(0,("idmap_ad_initialize: Unknown schema_mode (%s)\n",
251 dom
->private_data
= ctx
;
253 talloc_free(config_option
);
258 /************************************************************************
259 Search up to IDMAP_AD_MAX_IDS entries in maps for a match.
260 ***********************************************************************/
262 static struct id_map
*find_map_by_id(struct id_map
**maps
, enum id_type type
, uint32_t id
)
266 for (i
= 0; maps
[i
] && i
<IDMAP_AD_MAX_IDS
; i
++) {
267 if ((maps
[i
]->xid
.type
== type
) && (maps
[i
]->xid
.id
== id
)) {
275 /************************************************************************
276 Search up to IDMAP_AD_MAX_IDS entries in maps for a match
277 ***********************************************************************/
279 static struct id_map
*find_map_by_sid(struct id_map
**maps
, struct dom_sid
*sid
)
283 for (i
= 0; maps
[i
] && i
<IDMAP_AD_MAX_IDS
; i
++) {
284 if (dom_sid_equal(maps
[i
]->sid
, sid
)) {
292 /************************************************************************
293 ***********************************************************************/
295 static NTSTATUS
idmap_ad_unixids_to_sids(struct idmap_domain
*dom
, struct id_map
**ids
)
299 struct idmap_ad_context
*ctx
;
301 const char *attrs
[] = { "sAMAccountType",
303 NULL
, /* uidnumber */
304 NULL
, /* gidnumber */
306 LDAPMessage
*res
= NULL
;
307 LDAPMessage
*entry
= NULL
;
313 char *u_filter
= NULL
;
314 char *g_filter
= NULL
;
316 /* initialize the status to avoid suprise */
317 for (i
= 0; ids
[i
]; i
++) {
318 ids
[i
]->status
= ID_UNKNOWN
;
321 /* Only do query if we are online */
322 if (idmap_is_offline()) {
323 return NT_STATUS_FILE_IS_OFFLINE
;
326 ctx
= talloc_get_type(dom
->private_data
, struct idmap_ad_context
);
328 if ( (memctx
= talloc_new(ctx
)) == NULL
) {
329 DEBUG(0, ("Out of memory!\n"));
330 return NT_STATUS_NO_MEMORY
;
333 rc
= ad_idmap_cached_connection(dom
);
334 if (!ADS_ERR_OK(rc
)) {
335 DEBUG(1, ("ADS uninitialized: %s\n", ads_errstr(rc
)));
336 ret
= NT_STATUS_UNSUCCESSFUL
;
337 /* ret = ads_ntstatus(rc); */
341 attrs
[2] = ctx
->ad_schema
->posix_uidnumber_attr
;
342 attrs
[3] = ctx
->ad_schema
->posix_gidnumber_attr
;
346 for (i
= 0; (i
< IDMAP_AD_MAX_IDS
) && ids
[idx
]; i
++, idx
++) {
347 switch (ids
[idx
]->xid
.type
) {
350 u_filter
= talloc_asprintf(memctx
, "(&(|"
351 "(sAMAccountType=%d)"
352 "(sAMAccountType=%d)"
353 "(sAMAccountType=%d))(|",
354 ATYPE_NORMAL_ACCOUNT
,
355 ATYPE_WORKSTATION_TRUST
,
356 ATYPE_INTERDOMAIN_TRUST
);
358 u_filter
= talloc_asprintf_append_buffer(u_filter
, "(%s=%lu)",
359 ctx
->ad_schema
->posix_uidnumber_attr
,
360 (unsigned long)ids
[idx
]->xid
.id
);
361 CHECK_ALLOC_DONE(u_filter
);
366 g_filter
= talloc_asprintf(memctx
, "(&(|"
367 "(sAMAccountType=%d)"
368 "(sAMAccountType=%d))(|",
369 ATYPE_SECURITY_GLOBAL_GROUP
,
370 ATYPE_SECURITY_LOCAL_GROUP
);
372 g_filter
= talloc_asprintf_append_buffer(g_filter
, "(%s=%lu)",
373 ctx
->ad_schema
->posix_gidnumber_attr
,
374 (unsigned long)ids
[idx
]->xid
.id
);
375 CHECK_ALLOC_DONE(g_filter
);
379 DEBUG(3, ("Error: mapping requested but Unknown ID type\n"));
380 ids
[idx
]->status
= ID_UNKNOWN
;
384 filter
= talloc_asprintf(memctx
, "(|");
385 CHECK_ALLOC_DONE(filter
);
387 filter
= talloc_asprintf_append_buffer(filter
, "%s))", u_filter
);
388 CHECK_ALLOC_DONE(filter
);
389 TALLOC_FREE(u_filter
);
392 filter
= talloc_asprintf_append_buffer(filter
, "%s))", g_filter
);
393 CHECK_ALLOC_DONE(filter
);
394 TALLOC_FREE(g_filter
);
396 filter
= talloc_asprintf_append_buffer(filter
, ")");
397 CHECK_ALLOC_DONE(filter
);
399 rc
= ads_search_retry(ctx
->ads
, &res
, filter
, attrs
);
400 if (!ADS_ERR_OK(rc
)) {
401 DEBUG(1, ("ERROR: ads search returned: %s\n", ads_errstr(rc
)));
402 ret
= NT_STATUS_UNSUCCESSFUL
;
406 if ( (count
= ads_count_replies(ctx
->ads
, res
)) == 0 ) {
407 DEBUG(10, ("No IDs found\n"));
411 for (i
= 0; (i
< count
) && entry
; i
++) {
418 if (i
== 0) { /* first entry */
419 entry
= ads_first_entry(ctx
->ads
, entry
);
420 } else { /* following ones */
421 entry
= ads_next_entry(ctx
->ads
, entry
);
425 DEBUG(2, ("ERROR: Unable to fetch ldap entries from results\n"));
429 /* first check if the SID is present */
430 if (!ads_pull_sid(ctx
->ads
, entry
, "objectSid", &sid
)) {
431 DEBUG(2, ("Could not retrieve SID from entry\n"));
436 if (!ads_pull_uint32(ctx
->ads
, entry
, "sAMAccountType", &atype
)) {
437 DEBUG(1, ("could not get SAM account type\n"));
441 switch (atype
& 0xF0000000) {
442 case ATYPE_SECURITY_GLOBAL_GROUP
:
443 case ATYPE_SECURITY_LOCAL_GROUP
:
446 case ATYPE_NORMAL_ACCOUNT
:
447 case ATYPE_WORKSTATION_TRUST
:
448 case ATYPE_INTERDOMAIN_TRUST
:
452 DEBUG(1, ("unrecognized SAM account type %08x\n", atype
));
456 if (!ads_pull_uint32(ctx
->ads
, entry
, (type
==ID_TYPE_UID
) ?
457 ctx
->ad_schema
->posix_uidnumber_attr
:
458 ctx
->ad_schema
->posix_gidnumber_attr
,
461 DEBUG(1, ("Could not get unix ID\n"));
465 if (!idmap_unix_id_is_in_range(id
, dom
)) {
466 DEBUG(5, ("Requested id (%u) out of range (%u - %u). Filtered!\n",
467 id
, dom
->low_id
, dom
->high_id
));
471 map
= find_map_by_id(&ids
[bidx
], type
, id
);
473 DEBUG(2, ("WARNING: couldn't match result with requested ID\n"));
477 sid_copy(map
->sid
, &sid
);
480 map
->status
= ID_MAPPED
;
482 DEBUG(10, ("Mapped %s -> %lu (%d)\n", sid_string_dbg(map
->sid
),
483 (unsigned long)map
->xid
.id
,
488 ads_msgfree(ctx
->ads
, res
);
491 if (ids
[idx
]) { /* still some values to map */
497 /* mark all unknown/expired ones as unmapped */
498 for (i
= 0; ids
[i
]; i
++) {
499 if (ids
[i
]->status
!= ID_MAPPED
)
500 ids
[i
]->status
= ID_UNMAPPED
;
508 /************************************************************************
509 ***********************************************************************/
511 static NTSTATUS
idmap_ad_sids_to_unixids(struct idmap_domain
*dom
, struct id_map
**ids
)
515 struct idmap_ad_context
*ctx
;
517 const char *attrs
[] = { "sAMAccountType",
519 NULL
, /* attr_uidnumber */
520 NULL
, /* attr_gidnumber */
522 LDAPMessage
*res
= NULL
;
523 LDAPMessage
*entry
= NULL
;
531 /* initialize the status to avoid suprise */
532 for (i
= 0; ids
[i
]; i
++) {
533 ids
[i
]->status
= ID_UNKNOWN
;
536 /* Only do query if we are online */
537 if (idmap_is_offline()) {
538 return NT_STATUS_FILE_IS_OFFLINE
;
541 ctx
= talloc_get_type(dom
->private_data
, struct idmap_ad_context
);
543 if ( (memctx
= talloc_new(ctx
)) == NULL
) {
544 DEBUG(0, ("Out of memory!\n"));
545 return NT_STATUS_NO_MEMORY
;
548 rc
= ad_idmap_cached_connection(dom
);
549 if (!ADS_ERR_OK(rc
)) {
550 DEBUG(1, ("ADS uninitialized: %s\n", ads_errstr(rc
)));
551 ret
= NT_STATUS_UNSUCCESSFUL
;
552 /* ret = ads_ntstatus(rc); */
556 if (ctx
->ad_schema
== NULL
) {
557 DEBUG(0, ("haven't got ctx->ad_schema ! \n"));
558 ret
= NT_STATUS_UNSUCCESSFUL
;
562 attrs
[2] = ctx
->ad_schema
->posix_uidnumber_attr
;
563 attrs
[3] = ctx
->ad_schema
->posix_gidnumber_attr
;
566 filter
= talloc_asprintf(memctx
, "(&(|"
567 "(sAMAccountType=%d)(sAMAccountType=%d)(sAMAccountType=%d)" /* user account types */
568 "(sAMAccountType=%d)(sAMAccountType=%d)" /* group account types */
570 ATYPE_NORMAL_ACCOUNT
, ATYPE_WORKSTATION_TRUST
, ATYPE_INTERDOMAIN_TRUST
,
571 ATYPE_SECURITY_GLOBAL_GROUP
, ATYPE_SECURITY_LOCAL_GROUP
);
573 CHECK_ALLOC_DONE(filter
);
576 for (i
= 0; (i
< IDMAP_AD_MAX_IDS
) && ids
[idx
]; i
++, idx
++) {
578 ids
[idx
]->status
= ID_UNKNOWN
;
580 sidstr
= ldap_encode_ndr_dom_sid(talloc_tos(), ids
[idx
]->sid
);
581 filter
= talloc_asprintf_append_buffer(filter
, "(objectSid=%s)", sidstr
);
584 CHECK_ALLOC_DONE(filter
);
586 filter
= talloc_asprintf_append_buffer(filter
, "))");
587 CHECK_ALLOC_DONE(filter
);
588 DEBUG(10, ("Filter: [%s]\n", filter
));
590 rc
= ads_search_retry(ctx
->ads
, &res
, filter
, attrs
);
591 if (!ADS_ERR_OK(rc
)) {
592 DEBUG(1, ("ERROR: ads search returned: %s\n", ads_errstr(rc
)));
593 ret
= NT_STATUS_UNSUCCESSFUL
;
597 if ( (count
= ads_count_replies(ctx
->ads
, res
)) == 0 ) {
598 DEBUG(10, ("No IDs found\n"));
602 for (i
= 0; (i
< count
) && entry
; i
++) {
609 if (i
== 0) { /* first entry */
610 entry
= ads_first_entry(ctx
->ads
, entry
);
611 } else { /* following ones */
612 entry
= ads_next_entry(ctx
->ads
, entry
);
616 DEBUG(2, ("ERROR: Unable to fetch ldap entries from results\n"));
620 /* first check if the SID is present */
621 if (!ads_pull_sid(ctx
->ads
, entry
, "objectSid", &sid
)) {
622 DEBUG(2, ("Could not retrieve SID from entry\n"));
626 map
= find_map_by_sid(&ids
[bidx
], &sid
);
628 DEBUG(2, ("WARNING: couldn't match result with requested SID\n"));
633 if (!ads_pull_uint32(ctx
->ads
, entry
, "sAMAccountType", &atype
)) {
634 DEBUG(1, ("could not get SAM account type\n"));
638 switch (atype
& 0xF0000000) {
639 case ATYPE_SECURITY_GLOBAL_GROUP
:
640 case ATYPE_SECURITY_LOCAL_GROUP
:
643 case ATYPE_NORMAL_ACCOUNT
:
644 case ATYPE_WORKSTATION_TRUST
:
645 case ATYPE_INTERDOMAIN_TRUST
:
649 DEBUG(1, ("unrecognized SAM account type %08x\n", atype
));
653 if (!ads_pull_uint32(ctx
->ads
, entry
, (type
==ID_TYPE_UID
) ?
654 ctx
->ad_schema
->posix_uidnumber_attr
:
655 ctx
->ad_schema
->posix_gidnumber_attr
,
658 DEBUG(1, ("Could not get unix ID\n"));
661 if (!idmap_unix_id_is_in_range(id
, dom
)) {
662 DEBUG(5, ("Requested id (%u) out of range (%u - %u). Filtered!\n",
663 id
, dom
->low_id
, dom
->high_id
));
668 map
->xid
.type
= type
;
670 map
->status
= ID_MAPPED
;
672 DEBUG(10, ("Mapped %s -> %lu (%d)\n", sid_string_dbg(map
->sid
),
673 (unsigned long)map
->xid
.id
,
678 ads_msgfree(ctx
->ads
, res
);
681 if (ids
[idx
]) { /* still some values to map */
687 /* mark all unknown/expired ones as unmapped */
688 for (i
= 0; ids
[i
]; i
++) {
689 if (ids
[i
]->status
!= ID_MAPPED
)
690 ids
[i
]->status
= ID_UNMAPPED
;
699 * nss_info_{sfu,sfu20,rfc2307}
702 /************************************************************************
703 Initialize the {sfu,sfu20,rfc2307} state
704 ***********************************************************************/
706 static const char *wb_posix_map_unknown_string
= "WB_POSIX_MAP_UNKNOWN";
707 static const char *wb_posix_map_template_string
= "WB_POSIX_MAP_TEMPLATE";
708 static const char *wb_posix_map_sfu_string
= "WB_POSIX_MAP_SFU";
709 static const char *wb_posix_map_sfu20_string
= "WB_POSIX_MAP_SFU20";
710 static const char *wb_posix_map_rfc2307_string
= "WB_POSIX_MAP_RFC2307";
711 static const char *wb_posix_map_unixinfo_string
= "WB_POSIX_MAP_UNIXINFO";
713 static const char *ad_map_type_string(enum wb_posix_mapping map_type
)
716 case WB_POSIX_MAP_TEMPLATE
:
717 return wb_posix_map_template_string
;
718 case WB_POSIX_MAP_SFU
:
719 return wb_posix_map_sfu_string
;
720 case WB_POSIX_MAP_SFU20
:
721 return wb_posix_map_sfu20_string
;
722 case WB_POSIX_MAP_RFC2307
:
723 return wb_posix_map_rfc2307_string
;
724 case WB_POSIX_MAP_UNIXINFO
:
725 return wb_posix_map_unixinfo_string
;
727 return wb_posix_map_unknown_string
;
731 static NTSTATUS
nss_ad_generic_init(struct nss_domain_entry
*e
,
732 enum wb_posix_mapping new_ad_map_type
)
734 struct idmap_domain
*dom
;
735 struct idmap_ad_context
*ctx
;
737 if (e
->state
!= NULL
) {
738 dom
= talloc_get_type(e
->state
, struct idmap_domain
);
740 dom
= TALLOC_ZERO_P(e
, struct idmap_domain
);
742 DEBUG(0, ("Out of memory!\n"));
743 return NT_STATUS_NO_MEMORY
;
748 if (e
->domain
!= NULL
) {
749 dom
->name
= talloc_strdup(dom
, e
->domain
);
750 if (dom
->name
== NULL
) {
751 DEBUG(0, ("Out of memory!\n"));
752 return NT_STATUS_NO_MEMORY
;
756 if (dom
->private_data
!= NULL
) {
757 ctx
= talloc_get_type(dom
->private_data
,
758 struct idmap_ad_context
);
760 ctx
= TALLOC_ZERO_P(dom
, struct idmap_ad_context
);
762 DEBUG(0, ("Out of memory!\n"));
763 return NT_STATUS_NO_MEMORY
;
765 ctx
->ad_map_type
= WB_POSIX_MAP_RFC2307
;
766 dom
->private_data
= ctx
;
769 if ((ctx
->ad_map_type
!= WB_POSIX_MAP_UNKNOWN
) &&
770 (ctx
->ad_map_type
!= new_ad_map_type
))
772 DEBUG(2, ("nss_ad_generic_init: "
773 "Warning: overriding previously set posix map type "
774 "%s for domain %s with map type %s.\n",
775 ad_map_type_string(ctx
->ad_map_type
),
777 ad_map_type_string(new_ad_map_type
)));
780 ctx
->ad_map_type
= new_ad_map_type
;
785 static NTSTATUS
nss_sfu_init( struct nss_domain_entry
*e
)
787 return nss_ad_generic_init(e
, WB_POSIX_MAP_SFU
);
790 static NTSTATUS
nss_sfu20_init( struct nss_domain_entry
*e
)
792 return nss_ad_generic_init(e
, WB_POSIX_MAP_SFU20
);
795 static NTSTATUS
nss_rfc2307_init( struct nss_domain_entry
*e
)
797 return nss_ad_generic_init(e
, WB_POSIX_MAP_RFC2307
);
801 /************************************************************************
802 ***********************************************************************/
804 static NTSTATUS
nss_ad_get_info( struct nss_domain_entry
*e
,
805 const struct dom_sid
*sid
,
807 const char **homedir
,
812 const char *attrs
[] = {NULL
, /* attr_homedir */
813 NULL
, /* attr_shell */
814 NULL
, /* attr_gecos */
815 NULL
, /* attr_gidnumber */
818 LDAPMessage
*msg_internal
= NULL
;
819 ADS_STATUS ads_status
= ADS_ERROR_NT(NT_STATUS_UNSUCCESSFUL
);
820 NTSTATUS nt_status
= NT_STATUS_UNSUCCESSFUL
;
822 struct idmap_domain
*dom
;
823 struct idmap_ad_context
*ctx
;
825 DEBUG(10, ("nss_ad_get_info called for sid [%s] in domain '%s'\n",
826 sid_string_dbg(sid
), e
->domain
?e
->domain
:"NULL"));
828 /* Only do query if we are online */
829 if (idmap_is_offline()) {
830 return NT_STATUS_FILE_IS_OFFLINE
;
833 dom
= talloc_get_type(e
->state
, struct idmap_domain
);
834 ctx
= talloc_get_type(dom
->private_data
, struct idmap_ad_context
);
836 ads_status
= ad_idmap_cached_connection(dom
);
837 if (!ADS_ERR_OK(ads_status
)) {
838 return NT_STATUS_OBJECT_NAME_NOT_FOUND
;
841 if (!ctx
->ad_schema
) {
842 DEBUG(10, ("nss_ad_get_info: no ad_schema configured!\n"));
843 return NT_STATUS_OBJECT_NAME_NOT_FOUND
;
846 if (!sid
|| !homedir
|| !shell
|| !gecos
) {
847 return NT_STATUS_INVALID_PARAMETER
;
850 /* Have to do our own query */
852 DEBUG(10, ("nss_ad_get_info: no ads connection given, doing our "
855 attrs
[0] = ctx
->ad_schema
->posix_homedir_attr
;
856 attrs
[1] = ctx
->ad_schema
->posix_shell_attr
;
857 attrs
[2] = ctx
->ad_schema
->posix_gecos_attr
;
858 attrs
[3] = ctx
->ad_schema
->posix_gidnumber_attr
;
860 sidstr
= ldap_encode_ndr_dom_sid(mem_ctx
, sid
);
861 filter
= talloc_asprintf(mem_ctx
, "(objectSid=%s)", sidstr
);
865 nt_status
= NT_STATUS_NO_MEMORY
;
869 ads_status
= ads_search_retry(ctx
->ads
, &msg_internal
, filter
, attrs
);
870 if (!ADS_ERR_OK(ads_status
)) {
871 nt_status
= ads_ntstatus(ads_status
);
875 *homedir
= ads_pull_string(ctx
->ads
, mem_ctx
, msg_internal
, ctx
->ad_schema
->posix_homedir_attr
);
876 *shell
= ads_pull_string(ctx
->ads
, mem_ctx
, msg_internal
, ctx
->ad_schema
->posix_shell_attr
);
877 *gecos
= ads_pull_string(ctx
->ads
, mem_ctx
, msg_internal
, ctx
->ad_schema
->posix_gecos_attr
);
880 if (!ads_pull_uint32(ctx
->ads
, msg_internal
, ctx
->ad_schema
->posix_gidnumber_attr
, gid
))
884 nt_status
= NT_STATUS_OK
;
888 ads_msgfree(ctx
->ads
, msg_internal
);
894 /**********************************************************************
895 *********************************************************************/
897 static NTSTATUS
nss_ad_map_to_alias(TALLOC_CTX
*mem_ctx
,
898 struct nss_domain_entry
*e
,
902 const char *attrs
[] = {NULL
, /* attr_uid */
905 LDAPMessage
*msg
= NULL
;
906 ADS_STATUS ads_status
= ADS_ERROR_NT(NT_STATUS_UNSUCCESSFUL
);
907 NTSTATUS nt_status
= NT_STATUS_UNSUCCESSFUL
;
908 struct idmap_domain
*dom
;
909 struct idmap_ad_context
*ctx
= NULL
;
911 /* Check incoming parameters */
913 if ( !e
|| !e
->domain
|| !name
|| !*alias
) {
914 nt_status
= NT_STATUS_INVALID_PARAMETER
;
918 /* Only do query if we are online */
920 if (idmap_is_offline()) {
921 nt_status
= NT_STATUS_FILE_IS_OFFLINE
;
925 dom
= talloc_get_type(e
->state
, struct idmap_domain
);
926 ctx
= talloc_get_type(dom
->private_data
, struct idmap_ad_context
);
928 ads_status
= ad_idmap_cached_connection(dom
);
929 if (!ADS_ERR_OK(ads_status
)) {
930 return NT_STATUS_OBJECT_NAME_NOT_FOUND
;
933 if (!ctx
->ad_schema
) {
934 nt_status
= NT_STATUS_OBJECT_PATH_NOT_FOUND
;
938 attrs
[0] = ctx
->ad_schema
->posix_uid_attr
;
940 filter
= talloc_asprintf(mem_ctx
,
941 "(sAMAccountName=%s)",
944 nt_status
= NT_STATUS_NO_MEMORY
;
948 ads_status
= ads_search_retry(ctx
->ads
, &msg
, filter
, attrs
);
949 if (!ADS_ERR_OK(ads_status
)) {
950 nt_status
= ads_ntstatus(ads_status
);
954 *alias
= ads_pull_string(ctx
->ads
, mem_ctx
, msg
, ctx
->ad_schema
->posix_uid_attr
);
957 return NT_STATUS_OBJECT_NAME_NOT_FOUND
;
960 nt_status
= NT_STATUS_OK
;
964 talloc_destroy(filter
);
967 ads_msgfree(ctx
->ads
, msg
);
973 /**********************************************************************
974 *********************************************************************/
976 static NTSTATUS
nss_ad_map_from_alias( TALLOC_CTX
*mem_ctx
,
977 struct nss_domain_entry
*e
,
981 const char *attrs
[] = {"sAMAccountName",
984 LDAPMessage
*msg
= NULL
;
985 ADS_STATUS ads_status
= ADS_ERROR_NT(NT_STATUS_UNSUCCESSFUL
);
986 NTSTATUS nt_status
= NT_STATUS_UNSUCCESSFUL
;
988 struct idmap_domain
*dom
;
989 struct idmap_ad_context
*ctx
= NULL
;
991 /* Check incoming parameters */
993 if ( !alias
|| !name
) {
994 nt_status
= NT_STATUS_INVALID_PARAMETER
;
998 /* Only do query if we are online */
1000 if (idmap_is_offline()) {
1001 nt_status
= NT_STATUS_FILE_IS_OFFLINE
;
1005 dom
= talloc_get_type(e
->state
, struct idmap_domain
);
1006 ctx
= talloc_get_type(dom
->private_data
, struct idmap_ad_context
);
1008 ads_status
= ad_idmap_cached_connection(dom
);
1009 if (!ADS_ERR_OK(ads_status
)) {
1010 return NT_STATUS_OBJECT_NAME_NOT_FOUND
;
1013 if (!ctx
->ad_schema
) {
1014 nt_status
= NT_STATUS_OBJECT_PATH_NOT_FOUND
;
1018 filter
= talloc_asprintf(mem_ctx
,
1020 ctx
->ad_schema
->posix_uid_attr
,
1023 nt_status
= NT_STATUS_NO_MEMORY
;
1027 ads_status
= ads_search_retry(ctx
->ads
, &msg
, filter
, attrs
);
1028 if (!ADS_ERR_OK(ads_status
)) {
1029 nt_status
= ads_ntstatus(ads_status
);
1033 username
= ads_pull_string(ctx
->ads
, mem_ctx
, msg
,
1036 return NT_STATUS_OBJECT_NAME_NOT_FOUND
;
1039 *name
= talloc_asprintf(mem_ctx
, "%s\\%s",
1043 nt_status
= NT_STATUS_NO_MEMORY
;
1047 nt_status
= NT_STATUS_OK
;
1051 talloc_destroy(filter
);
1054 ads_msgfree(ctx
->ads
, msg
);
1060 /************************************************************************
1061 Function dispatch tables for the idmap and nss plugins
1062 ***********************************************************************/
1064 static struct idmap_methods ad_methods
= {
1065 .init
= idmap_ad_initialize
,
1066 .unixids_to_sids
= idmap_ad_unixids_to_sids
,
1067 .sids_to_unixids
= idmap_ad_sids_to_unixids
,
1070 /* The SFU and RFC2307 NSS plugins share everything but the init
1071 function which sets the intended schema model to use */
1073 static struct nss_info_methods nss_rfc2307_methods
= {
1074 .init
= nss_rfc2307_init
,
1075 .get_nss_info
= nss_ad_get_info
,
1076 .map_to_alias
= nss_ad_map_to_alias
,
1077 .map_from_alias
= nss_ad_map_from_alias
,
1080 static struct nss_info_methods nss_sfu_methods
= {
1081 .init
= nss_sfu_init
,
1082 .get_nss_info
= nss_ad_get_info
,
1083 .map_to_alias
= nss_ad_map_to_alias
,
1084 .map_from_alias
= nss_ad_map_from_alias
,
1087 static struct nss_info_methods nss_sfu20_methods
= {
1088 .init
= nss_sfu20_init
,
1089 .get_nss_info
= nss_ad_get_info
,
1090 .map_to_alias
= nss_ad_map_to_alias
,
1091 .map_from_alias
= nss_ad_map_from_alias
,
1096 /************************************************************************
1097 Initialize the plugins
1098 ***********************************************************************/
1100 NTSTATUS
idmap_ad_init(void)
1102 static NTSTATUS status_idmap_ad
= NT_STATUS_UNSUCCESSFUL
;
1103 static NTSTATUS status_nss_rfc2307
= NT_STATUS_UNSUCCESSFUL
;
1104 static NTSTATUS status_nss_sfu
= NT_STATUS_UNSUCCESSFUL
;
1105 static NTSTATUS status_nss_sfu20
= NT_STATUS_UNSUCCESSFUL
;
1107 /* Always register the AD method first in order to get the
1108 idmap_domain interface called */
1110 if ( !NT_STATUS_IS_OK(status_idmap_ad
) ) {
1111 status_idmap_ad
= smb_register_idmap(SMB_IDMAP_INTERFACE_VERSION
,
1113 if ( !NT_STATUS_IS_OK(status_idmap_ad
) )
1114 return status_idmap_ad
;
1117 if ( !NT_STATUS_IS_OK( status_nss_rfc2307
) ) {
1118 status_nss_rfc2307
= smb_register_idmap_nss(SMB_NSS_INFO_INTERFACE_VERSION
,
1119 "rfc2307", &nss_rfc2307_methods
);
1120 if ( !NT_STATUS_IS_OK(status_nss_rfc2307
) )
1121 return status_nss_rfc2307
;
1124 if ( !NT_STATUS_IS_OK( status_nss_sfu
) ) {
1125 status_nss_sfu
= smb_register_idmap_nss(SMB_NSS_INFO_INTERFACE_VERSION
,
1126 "sfu", &nss_sfu_methods
);
1127 if ( !NT_STATUS_IS_OK(status_nss_sfu
) )
1128 return status_nss_sfu
;
1131 if ( !NT_STATUS_IS_OK( status_nss_sfu20
) ) {
1132 status_nss_sfu20
= smb_register_idmap_nss(SMB_NSS_INFO_INTERFACE_VERSION
,
1133 "sfu20", &nss_sfu20_methods
);
1134 if ( !NT_STATUS_IS_OK(status_nss_sfu20
) )
1135 return status_nss_sfu20
;
1138 return NT_STATUS_OK
;