2 Unix SMB/CIFS implementation.
6 Copyright (C) Andrew Tridgell 2002
7 Copyright (C) Volker Lendecke 2004,2005
9 This program is free software; you can redistribute it and/or modify
10 it under the terms of the GNU General Public License as published by
11 the Free Software Foundation; either version 3 of the License, or
12 (at your option) any later version.
14 This program is distributed in the hope that it will be useful,
15 but WITHOUT ANY WARRANTY; without even the implied warranty of
16 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 GNU General Public License for more details.
19 You should have received a copy of the GNU General Public License
20 along with this program. If not, see <http://www.gnu.org/licenses/>.
24 * We fork a child per domain to be able to act non-blocking in the main
25 * winbind daemon. A domain controller thousands of miles away being being
26 * slow replying with a 10.000 user list should not hold up netlogon calls
27 * that can be handled locally.
32 #include "rpc_client/rpc_client.h"
33 #include "nsswitch/wb_reqtrans.h"
35 #include "../lib/util/select.h"
36 #include "../libcli/security/security.h"
37 #include "system/select.h"
39 #include "../lib/util/tevent_unix.h"
40 #include "lib/param/loadparm.h"
41 #include "lib/util/sys_rw.h"
42 #include "lib/util/sys_rw_data.h"
45 #define DBGC_CLASS DBGC_WINBIND
47 extern bool override_logfile
;
49 static void forall_domain_children(bool (*fn
)(struct winbindd_child
*c
,
53 struct winbindd_domain
*d
;
55 for (d
= domain_list(); d
!= NULL
; d
= d
->next
) {
58 for (i
= 0; i
< lp_winbind_max_domain_connections(); i
++) {
59 struct winbindd_child
*c
= &d
->children
[i
];
66 ok
= fn(c
, private_data
);
74 static void forall_children(bool (*fn
)(struct winbindd_child
*c
,
78 struct winbindd_child
*c
;
83 ok
= fn(c
, private_data
);
91 ok
= fn(c
, private_data
);
97 forall_domain_children(fn
, private_data
);
100 /* Read some data from a client connection */
102 static NTSTATUS
child_read_request(int sock
, struct winbindd_request
*wreq
)
106 status
= read_data_ntstatus(sock
, (char *)wreq
, sizeof(*wreq
));
107 if (!NT_STATUS_IS_OK(status
)) {
108 DEBUG(3, ("child_read_request: read_data failed: %s\n",
113 if (wreq
->extra_len
== 0) {
114 wreq
->extra_data
.data
= NULL
;
118 DEBUG(10, ("Need to read %d extra bytes\n", (int)wreq
->extra_len
));
120 wreq
->extra_data
.data
= SMB_MALLOC_ARRAY(char, wreq
->extra_len
+ 1);
121 if (wreq
->extra_data
.data
== NULL
) {
122 DEBUG(0, ("malloc failed\n"));
123 return NT_STATUS_NO_MEMORY
;
126 /* Ensure null termination */
127 wreq
->extra_data
.data
[wreq
->extra_len
] = '\0';
129 status
= read_data_ntstatus(sock
, wreq
->extra_data
.data
,
131 if (!NT_STATUS_IS_OK(status
)) {
132 DEBUG(0, ("Could not read extra data: %s\n",
138 static NTSTATUS
child_write_response(int sock
, struct winbindd_response
*wrsp
)
143 iov
[0].iov_base
= (void *)wrsp
;
144 iov
[0].iov_len
= sizeof(struct winbindd_response
);
147 if (wrsp
->length
> sizeof(struct winbindd_response
)) {
148 iov
[1].iov_base
= (void *)wrsp
->extra_data
.data
;
149 iov
[1].iov_len
= wrsp
->length
-iov
[0].iov_len
;
153 DEBUG(10, ("Writing %d bytes to parent\n", (int)wrsp
->length
));
155 if (write_data_iov(sock
, iov
, iov_count
) != wrsp
->length
) {
156 DEBUG(0, ("Could not write result\n"));
157 return NT_STATUS_INVALID_HANDLE
;
164 * Do winbind child async request. This is not simply wb_simple_trans. We have
165 * to do the queueing ourselves because while a request is queued, the child
166 * might have crashed, and we have to re-fork it in the _trigger function.
169 struct wb_child_request_state
{
170 struct tevent_context
*ev
;
171 struct tevent_req
*queue_subreq
;
172 struct tevent_req
*subreq
;
173 struct winbindd_child
*child
;
174 struct winbindd_request
*request
;
175 struct winbindd_response
*response
;
178 static bool fork_domain_child(struct winbindd_child
*child
);
180 static void wb_child_request_waited(struct tevent_req
*subreq
);
181 static void wb_child_request_done(struct tevent_req
*subreq
);
182 static void wb_child_request_orphaned(struct tevent_req
*subreq
);
184 static void wb_child_request_cleanup(struct tevent_req
*req
,
185 enum tevent_req_state req_state
);
187 struct tevent_req
*wb_child_request_send(TALLOC_CTX
*mem_ctx
,
188 struct tevent_context
*ev
,
189 struct winbindd_child
*child
,
190 struct winbindd_request
*request
)
192 struct tevent_req
*req
;
193 struct wb_child_request_state
*state
;
194 struct tevent_req
*subreq
;
196 req
= tevent_req_create(mem_ctx
, &state
,
197 struct wb_child_request_state
);
203 state
->child
= child
;
204 state
->request
= request
;
206 subreq
= tevent_queue_wait_send(state
, ev
, child
->queue
);
207 if (tevent_req_nomem(subreq
, req
)) {
208 return tevent_req_post(req
, ev
);
210 tevent_req_set_callback(subreq
, wb_child_request_waited
, req
);
211 state
->queue_subreq
= subreq
;
213 tevent_req_set_cleanup_fn(req
, wb_child_request_cleanup
);
218 static void wb_child_request_waited(struct tevent_req
*subreq
)
220 struct tevent_req
*req
= tevent_req_callback_data(
221 subreq
, struct tevent_req
);
222 struct wb_child_request_state
*state
= tevent_req_data(
223 req
, struct wb_child_request_state
);
226 ok
= tevent_queue_wait_recv(subreq
);
232 * We need to keep state->queue_subreq
233 * in order to block the queue.
237 if ((state
->child
->sock
== -1) && (!fork_domain_child(state
->child
))) {
238 tevent_req_error(req
, errno
);
242 tevent_fd_set_flags(state
->child
->monitor_fde
, 0);
244 subreq
= wb_simple_trans_send(state
, server_event_context(), NULL
,
245 state
->child
->sock
, state
->request
);
246 if (tevent_req_nomem(subreq
, req
)) {
250 state
->subreq
= subreq
;
251 tevent_req_set_callback(subreq
, wb_child_request_done
, req
);
252 tevent_req_set_endtime(req
, state
->ev
, timeval_current_ofs(300, 0));
255 static void wb_child_request_done(struct tevent_req
*subreq
)
257 struct tevent_req
*req
= tevent_req_callback_data(
258 subreq
, struct tevent_req
);
259 struct wb_child_request_state
*state
= tevent_req_data(
260 req
, struct wb_child_request_state
);
263 ret
= wb_simple_trans_recv(subreq
, state
, &state
->response
, &err
);
264 /* Freeing the subrequest is deferred until the cleanup function,
265 * which has to know whether a subrequest exists, and consequently
266 * decide whether to shut down the pipe to the child process.
269 tevent_req_error(req
, err
);
272 tevent_req_done(req
);
275 static void wb_child_request_orphaned(struct tevent_req
*subreq
)
277 struct winbindd_child
*child
=
278 (struct winbindd_child
*)tevent_req_callback_data_void(subreq
);
280 DBG_WARNING("cleanup orphaned subreq[%p]\n", subreq
);
283 if (child
->domain
!= NULL
) {
285 * If the child is attached to a domain,
286 * we need to make sure the domain queue
287 * can move forward, after the orphaned
290 tevent_queue_start(child
->domain
->queue
);
294 int wb_child_request_recv(struct tevent_req
*req
, TALLOC_CTX
*mem_ctx
,
295 struct winbindd_response
**presponse
, int *err
)
297 struct wb_child_request_state
*state
= tevent_req_data(
298 req
, struct wb_child_request_state
);
300 if (tevent_req_is_unix_error(req
, err
)) {
303 *presponse
= talloc_move(mem_ctx
, &state
->response
);
307 static void wb_child_request_cleanup(struct tevent_req
*req
,
308 enum tevent_req_state req_state
)
310 struct wb_child_request_state
*state
=
311 tevent_req_data(req
, struct wb_child_request_state
);
313 if (state
->subreq
== NULL
) {
314 /* nothing to cleanup */
318 if (req_state
== TEVENT_REQ_RECEIVED
) {
319 struct tevent_req
*subreq
= NULL
;
322 * Our caller gave up, but we need to keep
323 * the low level request (wb_simple_trans)
324 * in order to maintain the parent child protocol.
326 * We also need to keep the child queue blocked
327 * until we got the response from the child.
330 subreq
= talloc_move(state
->child
->queue
, &state
->subreq
);
331 talloc_move(subreq
, &state
->queue_subreq
);
332 tevent_req_set_callback(subreq
,
333 wb_child_request_orphaned
,
336 DBG_WARNING("keep orphaned subreq[%p]\n", subreq
);
340 TALLOC_FREE(state
->subreq
);
341 TALLOC_FREE(state
->queue_subreq
);
343 tevent_fd_set_flags(state
->child
->monitor_fde
, TEVENT_FD_READ
);
345 if (state
->child
->domain
!= NULL
) {
347 * If the child is attached to a domain,
348 * we need to make sure the domain queue
349 * can move forward, after the request
352 tevent_queue_start(state
->child
->domain
->queue
);
355 if (req_state
== TEVENT_REQ_DONE
) {
356 /* transmitted request and got response */
361 * Failed to transmit and receive response, or request
362 * cancelled while being serviced.
363 * The basic parent/child communication broke, close
366 TALLOC_FREE(state
->child
->monitor_fde
);
367 close(state
->child
->sock
);
368 state
->child
->sock
= -1;
371 static void child_socket_readable(struct tevent_context
*ev
,
372 struct tevent_fd
*fde
,
376 struct winbindd_child
*child
= private_data
;
378 if ((flags
& TEVENT_FD_READ
) == 0) {
382 TALLOC_FREE(child
->monitor_fde
);
385 * We're only active when there is no outstanding child
386 * request. Arriving here means the child closed its socket,
387 * it died. Do the same here.
390 SMB_ASSERT(child
->sock
!= -1);
396 static struct winbindd_child
*choose_domain_child(struct winbindd_domain
*domain
)
398 struct winbindd_child
*shortest
= &domain
->children
[0];
399 struct winbindd_child
*current
;
402 for (i
=0; i
<lp_winbind_max_domain_connections(); i
++) {
403 size_t shortest_len
, current_len
;
405 current
= &domain
->children
[i
];
406 current_len
= tevent_queue_length(current
->queue
);
408 if (current_len
== 0) {
413 shortest_len
= tevent_queue_length(shortest
->queue
);
415 if (current_len
< shortest_len
) {
423 struct dcerpc_binding_handle
*dom_child_handle(struct winbindd_domain
*domain
)
425 return domain
->binding_handle
;
428 struct wb_domain_request_state
{
429 struct tevent_context
*ev
;
430 struct tevent_queue_entry
*queue_entry
;
431 struct winbindd_domain
*domain
;
432 struct winbindd_child
*child
;
433 struct winbindd_request
*request
;
434 struct winbindd_request
*init_req
;
435 struct winbindd_response
*response
;
436 struct tevent_req
*pending_subreq
;
439 static void wb_domain_request_cleanup(struct tevent_req
*req
,
440 enum tevent_req_state req_state
)
442 struct wb_domain_request_state
*state
= tevent_req_data(
443 req
, struct wb_domain_request_state
);
446 * If we're completely done or got a failure.
447 * we should remove ourself from the domain queue,
448 * after removing the child subreq from the child queue
449 * and give the next one in the queue the chance
450 * to check for an idle child.
452 TALLOC_FREE(state
->pending_subreq
);
453 TALLOC_FREE(state
->queue_entry
);
454 tevent_queue_start(state
->domain
->queue
);
457 static void wb_domain_request_trigger(struct tevent_req
*req
,
459 static void wb_domain_request_gotdc(struct tevent_req
*subreq
);
460 static void wb_domain_request_initialized(struct tevent_req
*subreq
);
461 static void wb_domain_request_done(struct tevent_req
*subreq
);
463 struct tevent_req
*wb_domain_request_send(TALLOC_CTX
*mem_ctx
,
464 struct tevent_context
*ev
,
465 struct winbindd_domain
*domain
,
466 struct winbindd_request
*request
)
468 struct tevent_req
*req
;
469 struct wb_domain_request_state
*state
;
471 req
= tevent_req_create(mem_ctx
, &state
,
472 struct wb_domain_request_state
);
477 state
->domain
= domain
;
479 state
->request
= request
;
481 tevent_req_set_cleanup_fn(req
, wb_domain_request_cleanup
);
483 state
->queue_entry
= tevent_queue_add_entry(
484 domain
->queue
, state
->ev
, req
,
485 wb_domain_request_trigger
, NULL
);
486 if (tevent_req_nomem(state
->queue_entry
, req
)) {
487 return tevent_req_post(req
, ev
);
493 static void wb_domain_request_trigger(struct tevent_req
*req
,
496 struct wb_domain_request_state
*state
= tevent_req_data(
497 req
, struct wb_domain_request_state
);
498 struct winbindd_domain
*domain
= state
->domain
;
499 struct tevent_req
*subreq
= NULL
;
500 size_t shortest_queue_length
;
502 state
->child
= choose_domain_child(domain
);
503 shortest_queue_length
= tevent_queue_length(state
->child
->queue
);
504 if (shortest_queue_length
> 0) {
506 * All children are busy, we need to stop
507 * the queue and untrigger our own queue
508 * entry. Once a pending request
509 * is done it calls tevent_queue_start
510 * and we get retriggered.
513 tevent_queue_stop(state
->domain
->queue
);
514 tevent_queue_entry_untrigger(state
->queue_entry
);
518 if (domain
->initialized
) {
519 subreq
= wb_child_request_send(state
, state
->ev
, state
->child
,
521 if (tevent_req_nomem(subreq
, req
)) {
524 tevent_req_set_callback(subreq
, wb_domain_request_done
, req
);
525 state
->pending_subreq
= subreq
;
528 * Once the domain is initialized and
529 * once we placed our real request into the child queue,
530 * we can remove ourself from the domain queue
531 * and give the next one in the queue the chance
532 * to check for an idle child.
534 TALLOC_FREE(state
->queue_entry
);
538 state
->init_req
= talloc_zero(state
, struct winbindd_request
);
539 if (tevent_req_nomem(state
->init_req
, req
)) {
543 if (IS_DC
|| domain
->primary
|| domain
->internal
) {
544 /* The primary domain has to find the DC name itself */
545 state
->init_req
->cmd
= WINBINDD_INIT_CONNECTION
;
546 fstrcpy(state
->init_req
->domain_name
, domain
->name
);
547 state
->init_req
->data
.init_conn
.is_primary
= domain
->primary
;
548 fstrcpy(state
->init_req
->data
.init_conn
.dcname
, "");
550 subreq
= wb_child_request_send(state
, state
->ev
, state
->child
,
552 if (tevent_req_nomem(subreq
, req
)) {
555 tevent_req_set_callback(subreq
, wb_domain_request_initialized
,
557 state
->pending_subreq
= subreq
;
562 * This is *not* the primary domain,
563 * let's ask our DC about a DC name.
565 * We prefer getting a dns name in dc_unc,
566 * which is indicated by DS_RETURN_DNS_NAME.
567 * For NT4 domains we still get the netbios name.
569 subreq
= wb_dsgetdcname_send(state
, state
->ev
,
571 NULL
, /* domain_guid */
572 NULL
, /* site_name */
573 DS_RETURN_DNS_NAME
); /* flags */
574 if (tevent_req_nomem(subreq
, req
)) {
577 tevent_req_set_callback(subreq
, wb_domain_request_gotdc
, req
);
578 state
->pending_subreq
= subreq
;
582 static void wb_domain_request_gotdc(struct tevent_req
*subreq
)
584 struct tevent_req
*req
= tevent_req_callback_data(
585 subreq
, struct tevent_req
);
586 struct wb_domain_request_state
*state
= tevent_req_data(
587 req
, struct wb_domain_request_state
);
588 struct netr_DsRGetDCNameInfo
*dcinfo
= NULL
;
590 const char *dcname
= NULL
;
592 state
->pending_subreq
= NULL
;
594 status
= wb_dsgetdcname_recv(subreq
, state
, &dcinfo
);
596 if (tevent_req_nterror(req
, status
)) {
599 dcname
= dcinfo
->dc_unc
;
600 while (dcname
!= NULL
&& *dcname
== '\\') {
603 state
->init_req
->cmd
= WINBINDD_INIT_CONNECTION
;
604 fstrcpy(state
->init_req
->domain_name
, state
->domain
->name
);
605 state
->init_req
->data
.init_conn
.is_primary
= False
;
606 fstrcpy(state
->init_req
->data
.init_conn
.dcname
,
611 subreq
= wb_child_request_send(state
, state
->ev
, state
->child
,
613 if (tevent_req_nomem(subreq
, req
)) {
616 tevent_req_set_callback(subreq
, wb_domain_request_initialized
, req
);
617 state
->pending_subreq
= subreq
;
620 static void wb_domain_request_initialized(struct tevent_req
*subreq
)
622 struct tevent_req
*req
= tevent_req_callback_data(
623 subreq
, struct tevent_req
);
624 struct wb_domain_request_state
*state
= tevent_req_data(
625 req
, struct wb_domain_request_state
);
626 struct winbindd_response
*response
;
629 state
->pending_subreq
= NULL
;
631 ret
= wb_child_request_recv(subreq
, talloc_tos(), &response
, &err
);
634 tevent_req_error(req
, err
);
638 if (!string_to_sid(&state
->domain
->sid
,
639 response
->data
.domain_info
.sid
)) {
640 DEBUG(1,("init_child_recv: Could not convert sid %s "
641 "from string\n", response
->data
.domain_info
.sid
));
642 tevent_req_error(req
, EINVAL
);
646 talloc_free(state
->domain
->name
);
647 state
->domain
->name
= talloc_strdup(state
->domain
,
648 response
->data
.domain_info
.name
);
649 if (state
->domain
->name
== NULL
) {
650 tevent_req_error(req
, ENOMEM
);
654 if (response
->data
.domain_info
.alt_name
[0] != '\0') {
655 talloc_free(state
->domain
->alt_name
);
657 state
->domain
->alt_name
= talloc_strdup(state
->domain
,
658 response
->data
.domain_info
.alt_name
);
659 if (state
->domain
->alt_name
== NULL
) {
660 tevent_req_error(req
, ENOMEM
);
665 state
->domain
->native_mode
= response
->data
.domain_info
.native_mode
;
666 state
->domain
->active_directory
=
667 response
->data
.domain_info
.active_directory
;
668 state
->domain
->initialized
= true;
670 TALLOC_FREE(response
);
672 subreq
= wb_child_request_send(state
, state
->ev
, state
->child
,
674 if (tevent_req_nomem(subreq
, req
)) {
677 tevent_req_set_callback(subreq
, wb_domain_request_done
, req
);
678 state
->pending_subreq
= subreq
;
681 * Once the domain is initialized and
682 * once we placed our real request into the child queue,
683 * we can remove ourself from the domain queue
684 * and give the next one in the queue the chance
685 * to check for an idle child.
687 TALLOC_FREE(state
->queue_entry
);
690 static void wb_domain_request_done(struct tevent_req
*subreq
)
692 struct tevent_req
*req
= tevent_req_callback_data(
693 subreq
, struct tevent_req
);
694 struct wb_domain_request_state
*state
= tevent_req_data(
695 req
, struct wb_domain_request_state
);
698 state
->pending_subreq
= NULL
;
700 ret
= wb_child_request_recv(subreq
, talloc_tos(), &state
->response
,
704 tevent_req_error(req
, err
);
707 tevent_req_done(req
);
710 int wb_domain_request_recv(struct tevent_req
*req
, TALLOC_CTX
*mem_ctx
,
711 struct winbindd_response
**presponse
, int *err
)
713 struct wb_domain_request_state
*state
= tevent_req_data(
714 req
, struct wb_domain_request_state
);
716 if (tevent_req_is_unix_error(req
, err
)) {
719 *presponse
= talloc_move(mem_ctx
, &state
->response
);
723 static void child_process_request(struct winbindd_child
*child
,
724 struct winbindd_cli_state
*state
)
726 struct winbindd_domain
*domain
= child
->domain
;
727 const struct winbindd_child_dispatch_table
*table
= child
->table
;
729 /* Free response data - we may be interrupted and receive another
730 command before being able to send this data off. */
732 state
->response
->result
= WINBINDD_ERROR
;
733 state
->response
->length
= sizeof(struct winbindd_response
);
735 /* as all requests in the child are sync, we can use talloc_tos() */
736 state
->mem_ctx
= talloc_tos();
738 /* Process command */
740 for (; table
->name
; table
++) {
741 if (state
->request
->cmd
== table
->struct_cmd
) {
742 DEBUG(10,("child_process_request: request fn %s\n",
744 state
->response
->result
= table
->struct_fn(domain
, state
);
749 DEBUG(1, ("child_process_request: unknown request fn number %d\n",
750 (int)state
->request
->cmd
));
751 state
->response
->result
= WINBINDD_ERROR
;
754 void setup_child(struct winbindd_domain
*domain
, struct winbindd_child
*child
,
755 const struct winbindd_child_dispatch_table
*table
,
756 const char *logprefix
,
759 if (logprefix
&& logname
) {
760 char *logbase
= NULL
;
762 if (*lp_logfile(talloc_tos())) {
765 if (asprintf(&logbase
, "%s", lp_logfile(talloc_tos())) < 0) {
766 smb_panic("Internal error: asprintf failed");
769 if ((end
= strrchr_m(logbase
, '/'))) {
773 if (asprintf(&logbase
, "%s", get_dyn_LOGFILEBASE()) < 0) {
774 smb_panic("Internal error: asprintf failed");
778 if (asprintf(&child
->logfilename
, "%s/%s-%s",
779 logbase
, logprefix
, logname
) < 0) {
781 smb_panic("Internal error: asprintf failed");
786 smb_panic("Internal error: logprefix == NULL && "
792 child
->domain
= domain
;
793 child
->table
= table
;
794 child
->queue
= tevent_queue_create(NULL
, "winbind_child");
795 SMB_ASSERT(child
->queue
!= NULL
);
796 if (domain
== NULL
) {
797 child
->binding_handle
= wbint_binding_handle(NULL
, NULL
, child
);
798 SMB_ASSERT(child
->binding_handle
!= NULL
);
802 struct winbind_child_died_state
{
804 struct winbindd_child
*child
;
807 static bool winbind_child_died_fn(struct winbindd_child
*child
,
810 struct winbind_child_died_state
*state
= private_data
;
812 if (child
->pid
== state
->pid
) {
813 state
->child
= child
;
819 void winbind_child_died(pid_t pid
)
821 struct winbind_child_died_state state
= { .pid
= pid
};
823 forall_children(winbind_child_died_fn
, &state
);
825 if (state
.child
== NULL
) {
826 DEBUG(5, ("Already reaped child %u died\n", (unsigned int)pid
));
830 state
.child
->pid
= 0;
833 /* Ensure any negative cache entries with the netbios or realm names are removed. */
835 void winbindd_flush_negative_conn_cache(struct winbindd_domain
*domain
)
837 flush_negative_conn_cache_for_domain(domain
->name
);
838 if (domain
->alt_name
!= NULL
) {
839 flush_negative_conn_cache_for_domain(domain
->alt_name
);
844 * Parent winbindd process sets its own debug level first and then
845 * sends a message to all the winbindd children to adjust their debug
846 * level to that of parents.
849 struct winbind_msg_relay_state
{
850 struct messaging_context
*msg_ctx
;
855 static bool winbind_msg_relay_fn(struct winbindd_child
*child
,
858 struct winbind_msg_relay_state
*state
= private_data
;
860 DBG_DEBUG("sending message to pid %u.\n",
861 (unsigned int)child
->pid
);
863 messaging_send(state
->msg_ctx
, pid_to_procid(child
->pid
),
864 state
->msg_type
, state
->data
);
868 void winbind_msg_debug(struct messaging_context
*msg_ctx
,
871 struct server_id server_id
,
874 struct winbind_msg_relay_state state
= {
875 .msg_ctx
= msg_ctx
, .msg_type
= msg_type
, .data
= data
878 DEBUG(10,("winbind_msg_debug: got debug message.\n"));
880 debug_message(msg_ctx
, private_data
, MSG_DEBUG
, server_id
, data
);
882 forall_children(winbind_msg_relay_fn
, &state
);
885 /* Set our domains as offline and forward the offline message to our children. */
887 struct winbind_msg_on_offline_state
{
888 struct messaging_context
*msg_ctx
;
892 static bool winbind_msg_on_offline_fn(struct winbindd_child
*child
,
895 struct winbind_msg_on_offline_state
*state
= private_data
;
897 if (child
->domain
->internal
) {
902 * Each winbindd child should only process requests for one
903 * domain - make sure we only set it online / offline for that
906 DBG_DEBUG("sending message to pid %u for domain %s.\n",
907 (unsigned int)child
->pid
, child
->domain
->name
);
909 messaging_send_buf(state
->msg_ctx
,
910 pid_to_procid(child
->pid
),
912 (const uint8_t *)child
->domain
->name
,
913 strlen(child
->domain
->name
)+1);
918 void winbind_msg_offline(struct messaging_context
*msg_ctx
,
921 struct server_id server_id
,
924 struct winbind_msg_on_offline_state state
= {
926 .msg_type
= MSG_WINBIND_OFFLINE
,
928 struct winbindd_domain
*domain
;
930 DEBUG(10,("winbind_msg_offline: got offline message.\n"));
932 if (!lp_winbind_offline_logon()) {
933 DEBUG(10,("winbind_msg_offline: rejecting offline message.\n"));
937 /* Set our global state as offline. */
938 if (!set_global_winbindd_state_offline()) {
939 DEBUG(10,("winbind_msg_offline: offline request failed.\n"));
943 /* Set all our domains as offline. */
944 for (domain
= domain_list(); domain
; domain
= domain
->next
) {
945 if (domain
->internal
) {
948 DEBUG(5,("winbind_msg_offline: marking %s offline.\n", domain
->name
));
949 set_domain_offline(domain
);
952 forall_domain_children(winbind_msg_on_offline_fn
, &state
);
955 /* Set our domains as online and forward the online message to our children. */
957 void winbind_msg_online(struct messaging_context
*msg_ctx
,
960 struct server_id server_id
,
963 struct winbind_msg_on_offline_state state
= {
965 .msg_type
= MSG_WINBIND_ONLINE
,
967 struct winbindd_domain
*domain
;
969 DEBUG(10,("winbind_msg_online: got online message.\n"));
971 if (!lp_winbind_offline_logon()) {
972 DEBUG(10,("winbind_msg_online: rejecting online message.\n"));
976 /* Set our global state as online. */
977 set_global_winbindd_state_online();
979 smb_nscd_flush_user_cache();
980 smb_nscd_flush_group_cache();
982 /* Set all our domains as online. */
983 for (domain
= domain_list(); domain
; domain
= domain
->next
) {
984 if (domain
->internal
) {
987 DEBUG(5,("winbind_msg_online: requesting %s to go online.\n", domain
->name
));
989 winbindd_flush_negative_conn_cache(domain
);
990 set_domain_online_request(domain
);
992 /* Send an online message to the idmap child when our
993 primary domain comes back online */
995 if ( domain
->primary
) {
996 struct winbindd_child
*idmap
= idmap_child();
998 if ( idmap
->pid
!= 0 ) {
999 messaging_send_buf(msg_ctx
,
1000 pid_to_procid(idmap
->pid
),
1002 (const uint8_t *)domain
->name
,
1003 strlen(domain
->name
)+1);
1008 forall_domain_children(winbind_msg_on_offline_fn
, &state
);
1011 static const char *collect_onlinestatus(TALLOC_CTX
*mem_ctx
)
1013 struct winbindd_domain
*domain
;
1016 if ((buf
= talloc_asprintf(mem_ctx
, "global:%s ",
1017 get_global_winbindd_state_offline() ?
1018 "Offline":"Online")) == NULL
) {
1022 for (domain
= domain_list(); domain
; domain
= domain
->next
) {
1023 if ((buf
= talloc_asprintf_append_buffer(buf
, "%s:%s ",
1026 "Online":"Offline")) == NULL
) {
1031 buf
= talloc_asprintf_append_buffer(buf
, "\n");
1033 DEBUG(5,("collect_onlinestatus: %s", buf
));
1038 void winbind_msg_onlinestatus(struct messaging_context
*msg_ctx
,
1041 struct server_id server_id
,
1044 TALLOC_CTX
*mem_ctx
;
1045 const char *message
;
1047 DEBUG(5,("winbind_msg_onlinestatus received.\n"));
1049 mem_ctx
= talloc_init("winbind_msg_onlinestatus");
1050 if (mem_ctx
== NULL
) {
1054 message
= collect_onlinestatus(mem_ctx
);
1055 if (message
== NULL
) {
1056 talloc_destroy(mem_ctx
);
1060 messaging_send_buf(msg_ctx
, server_id
, MSG_WINBIND_ONLINESTATUS
,
1061 (const uint8_t *)message
, strlen(message
) + 1);
1063 talloc_destroy(mem_ctx
);
1066 void winbind_msg_dump_domain_list(struct messaging_context
*msg_ctx
,
1069 struct server_id server_id
,
1072 TALLOC_CTX
*mem_ctx
;
1073 const char *message
= NULL
;
1074 const char *domain
= NULL
;
1077 struct winbindd_domain
*dom
= NULL
;
1079 DEBUG(5,("winbind_msg_dump_domain_list received.\n"));
1081 mem_ctx
= talloc_init("winbind_msg_dump_domain_list");
1086 if (data
->length
> 0) {
1087 domain
= (const char *)data
->data
;
1092 DEBUG(5,("winbind_msg_dump_domain_list for domain: %s\n",
1095 message
= NDR_PRINT_STRUCT_STRING(mem_ctx
, winbindd_domain
,
1096 find_domain_from_name_noinit(domain
));
1098 talloc_destroy(mem_ctx
);
1102 messaging_send_buf(msg_ctx
, server_id
,
1103 MSG_WINBIND_DUMP_DOMAIN_LIST
,
1104 (const uint8_t *)message
, strlen(message
) + 1);
1106 talloc_destroy(mem_ctx
);
1111 DEBUG(5,("winbind_msg_dump_domain_list all domains\n"));
1113 for (dom
= domain_list(); dom
; dom
=dom
->next
) {
1114 message
= NDR_PRINT_STRUCT_STRING(mem_ctx
, winbindd_domain
, dom
);
1116 talloc_destroy(mem_ctx
);
1120 s
= talloc_asprintf_append(s
, "%s\n", message
);
1122 talloc_destroy(mem_ctx
);
1127 status
= messaging_send_buf(msg_ctx
, server_id
,
1128 MSG_WINBIND_DUMP_DOMAIN_LIST
,
1129 (uint8_t *)s
, strlen(s
) + 1);
1130 if (!NT_STATUS_IS_OK(status
)) {
1131 DEBUG(0,("failed to send message: %s\n",
1132 nt_errstr(status
)));
1135 talloc_destroy(mem_ctx
);
1138 static void account_lockout_policy_handler(struct tevent_context
*ctx
,
1139 struct tevent_timer
*te
,
1143 struct winbindd_child
*child
=
1144 (struct winbindd_child
*)private_data
;
1145 TALLOC_CTX
*mem_ctx
= NULL
;
1146 struct samr_DomInfo12 lockout_policy
;
1149 DEBUG(10,("account_lockout_policy_handler called\n"));
1151 TALLOC_FREE(child
->lockout_policy_event
);
1153 if ( !winbindd_can_contact_domain( child
->domain
) ) {
1154 DEBUG(10,("account_lockout_policy_handler: Removing myself since I "
1155 "do not have an incoming trust to domain %s\n",
1156 child
->domain
->name
));
1161 mem_ctx
= talloc_init("account_lockout_policy_handler ctx");
1163 result
= NT_STATUS_NO_MEMORY
;
1165 result
= wb_cache_lockout_policy(child
->domain
, mem_ctx
,
1168 TALLOC_FREE(mem_ctx
);
1170 if (!NT_STATUS_IS_OK(result
)) {
1171 DEBUG(10,("account_lockout_policy_handler: lockout_policy failed error %s\n",
1172 nt_errstr(result
)));
1175 child
->lockout_policy_event
= tevent_add_timer(server_event_context(), NULL
,
1176 timeval_current_ofs(3600, 0),
1177 account_lockout_policy_handler
,
1181 static time_t get_machine_password_timeout(void)
1183 /* until we have gpo support use lp setting */
1184 return lp_machine_password_timeout();
1187 static bool calculate_next_machine_pwd_change(const char *domain
,
1190 time_t pass_last_set_time
;
1196 pw
= secrets_fetch_machine_password(domain
,
1197 &pass_last_set_time
,
1201 DEBUG(0,("cannot fetch own machine password ????"));
1207 timeout
= get_machine_password_timeout();
1209 DEBUG(10,("machine password never expires\n"));
1213 tv
.tv_sec
= pass_last_set_time
;
1214 DEBUG(10, ("password last changed %s\n",
1215 timeval_string(talloc_tos(), &tv
, false)));
1216 tv
.tv_sec
+= timeout
;
1217 DEBUGADD(10, ("password valid until %s\n",
1218 timeval_string(talloc_tos(), &tv
, false)));
1220 if (time(NULL
) < (pass_last_set_time
+ timeout
)) {
1221 next_change
= pass_last_set_time
+ timeout
;
1222 DEBUG(10,("machine password still valid until: %s\n",
1223 http_timestring(talloc_tos(), next_change
)));
1224 *t
= timeval_set(next_change
, 0);
1226 if (lp_clustering()) {
1229 * When having a cluster, we have several
1230 * winbinds racing for the password change. In
1231 * the machine_password_change_handler()
1232 * function we check if someone else was
1233 * faster when the event triggers. We add a
1234 * 255-second random delay here, so that we
1235 * don't run to change the password at the
1236 * exact same moment.
1238 generate_random_buffer(&randbuf
, sizeof(randbuf
));
1239 DEBUG(10, ("adding %d seconds randomness\n",
1241 t
->tv_sec
+= randbuf
;
1246 DEBUG(10,("machine password expired, needs immediate change\n"));
1248 *t
= timeval_zero();
1253 static void machine_password_change_handler(struct tevent_context
*ctx
,
1254 struct tevent_timer
*te
,
1258 struct messaging_context
*msg_ctx
= server_messaging_context();
1259 struct winbindd_child
*child
=
1260 (struct winbindd_child
*)private_data
;
1261 struct rpc_pipe_client
*netlogon_pipe
= NULL
;
1262 struct netlogon_creds_cli_context
*netlogon_creds_ctx
= NULL
;
1264 struct timeval next_change
;
1266 DEBUG(10,("machine_password_change_handler called\n"));
1268 TALLOC_FREE(child
->machine_password_change_event
);
1270 if (!calculate_next_machine_pwd_change(child
->domain
->name
,
1272 DEBUG(10, ("calculate_next_machine_pwd_change failed\n"));
1276 DEBUG(10, ("calculate_next_machine_pwd_change returned %s\n",
1277 timeval_string(talloc_tos(), &next_change
, false)));
1279 if (!timeval_expired(&next_change
)) {
1280 DEBUG(10, ("Someone else has already changed the pw\n"));
1284 if (!winbindd_can_contact_domain(child
->domain
)) {
1285 DEBUG(10,("machine_password_change_handler: Removing myself since I "
1286 "do not have an incoming trust to domain %s\n",
1287 child
->domain
->name
));
1291 result
= cm_connect_netlogon_secure(child
->domain
,
1293 &netlogon_creds_ctx
);
1294 if (!NT_STATUS_IS_OK(result
)) {
1295 DEBUG(10,("machine_password_change_handler: "
1296 "failed to connect netlogon pipe: %s\n",
1297 nt_errstr(result
)));
1301 result
= trust_pw_change(netlogon_creds_ctx
,
1303 netlogon_pipe
->binding_handle
,
1304 child
->domain
->name
,
1305 child
->domain
->dcname
,
1308 DEBUG(10, ("machine_password_change_handler: "
1309 "trust_pw_change returned %s\n",
1310 nt_errstr(result
)));
1312 if (NT_STATUS_EQUAL(result
, NT_STATUS_ACCESS_DENIED
) ) {
1313 DEBUG(3,("machine_password_change_handler: password set returned "
1314 "ACCESS_DENIED. Maybe the trust account "
1315 "password was changed and we didn't know it. "
1316 "Killing connections to domain %s\n",
1317 child
->domain
->name
));
1318 invalidate_cm_connection(child
->domain
);
1321 if (!calculate_next_machine_pwd_change(child
->domain
->name
,
1323 DEBUG(10, ("calculate_next_machine_pwd_change failed\n"));
1327 DEBUG(10, ("calculate_next_machine_pwd_change returned %s\n",
1328 timeval_string(talloc_tos(), &next_change
, false)));
1330 if (!NT_STATUS_IS_OK(result
)) {
1333 * In case of failure, give the DC a minute to recover
1335 tmp
= timeval_current_ofs(60, 0);
1336 next_change
= timeval_max(&next_change
, &tmp
);
1340 child
->machine_password_change_event
= tevent_add_timer(server_event_context(), NULL
,
1342 machine_password_change_handler
,
1346 /* Deal with a request to go offline. */
1348 static void child_msg_offline(struct messaging_context
*msg
,
1351 struct server_id server_id
,
1354 struct winbindd_domain
*domain
;
1355 struct winbindd_domain
*primary_domain
= NULL
;
1356 const char *domainname
= (const char *)data
->data
;
1358 if (data
->data
== NULL
|| data
->length
== 0) {
1362 DEBUG(5,("child_msg_offline received for domain %s.\n", domainname
));
1364 if (!lp_winbind_offline_logon()) {
1365 DEBUG(10,("child_msg_offline: rejecting offline message.\n"));
1369 primary_domain
= find_our_domain();
1371 /* Mark the requested domain offline. */
1373 for (domain
= domain_list(); domain
; domain
= domain
->next
) {
1374 if (domain
->internal
) {
1377 if (strequal(domain
->name
, domainname
)) {
1378 DEBUG(5,("child_msg_offline: marking %s offline.\n", domain
->name
));
1379 set_domain_offline(domain
);
1380 /* we are in the trusted domain, set the primary domain
1382 if (domain
!= primary_domain
) {
1383 set_domain_offline(primary_domain
);
1389 /* Deal with a request to go online. */
1391 static void child_msg_online(struct messaging_context
*msg
,
1394 struct server_id server_id
,
1397 struct winbindd_domain
*domain
;
1398 struct winbindd_domain
*primary_domain
= NULL
;
1399 const char *domainname
= (const char *)data
->data
;
1401 if (data
->data
== NULL
|| data
->length
== 0) {
1405 DEBUG(5,("child_msg_online received for domain %s.\n", domainname
));
1407 if (!lp_winbind_offline_logon()) {
1408 DEBUG(10,("child_msg_online: rejecting online message.\n"));
1412 primary_domain
= find_our_domain();
1414 /* Set our global state as online. */
1415 set_global_winbindd_state_online();
1417 /* Try and mark everything online - delete any negative cache entries
1418 to force a reconnect now. */
1420 for (domain
= domain_list(); domain
; domain
= domain
->next
) {
1421 if (domain
->internal
) {
1424 if (strequal(domain
->name
, domainname
)) {
1425 DEBUG(5,("child_msg_online: requesting %s to go online.\n", domain
->name
));
1426 winbindd_flush_negative_conn_cache(domain
);
1427 set_domain_online_request(domain
);
1429 /* we can be in trusted domain, which will contact primary domain
1430 * we have to bring primary domain online in trusted domain process
1431 * see, winbindd_dual_pam_auth() --> winbindd_dual_pam_auth_samlogon()
1432 * --> contact_domain = find_our_domain()
1434 if (domain
!= primary_domain
) {
1435 winbindd_flush_negative_conn_cache(primary_domain
);
1436 set_domain_online_request(primary_domain
);
1442 struct winbindd_reinit_after_fork_state
{
1443 const struct winbindd_child
*myself
;
1446 static bool winbindd_reinit_after_fork_fn(struct winbindd_child
*child
,
1449 struct winbindd_reinit_after_fork_state
*state
= private_data
;
1451 if (child
== state
->myself
) {
1455 /* Destroy all possible events in child list. */
1456 TALLOC_FREE(child
->lockout_policy_event
);
1457 TALLOC_FREE(child
->machine_password_change_event
);
1460 * Children should never be able to send each other messages,
1461 * all messages must go through the parent.
1463 child
->pid
= (pid_t
)0;
1466 * Close service sockets to all other children
1468 if (child
->sock
!= -1) {
1476 NTSTATUS
winbindd_reinit_after_fork(const struct winbindd_child
*myself
,
1477 const char *logfilename
)
1479 struct winbindd_reinit_after_fork_state state
= { .myself
= myself
};
1480 struct winbindd_domain
*domain
;
1483 status
= reinit_after_fork(
1484 server_messaging_context(),
1485 server_event_context(),
1487 if (!NT_STATUS_IS_OK(status
)) {
1488 DEBUG(0,("reinit_after_fork() failed\n"));
1492 close_conns_after_fork();
1494 if (!override_logfile
&& logfilename
) {
1495 lp_set_logfile(logfilename
);
1499 if (!winbindd_setup_sig_term_handler(false))
1500 return NT_STATUS_NO_MEMORY
;
1501 if (!winbindd_setup_sig_hup_handler(override_logfile
? NULL
:
1503 return NT_STATUS_NO_MEMORY
;
1505 /* Stop zombies in children */
1508 /* Don't handle the same messages as our parent. */
1509 messaging_deregister(server_messaging_context(),
1510 MSG_SMB_CONF_UPDATED
, NULL
);
1511 messaging_deregister(server_messaging_context(),
1512 MSG_SHUTDOWN
, NULL
);
1513 messaging_deregister(server_messaging_context(),
1514 MSG_WINBIND_OFFLINE
, NULL
);
1515 messaging_deregister(server_messaging_context(),
1516 MSG_WINBIND_ONLINE
, NULL
);
1517 messaging_deregister(server_messaging_context(),
1518 MSG_WINBIND_ONLINESTATUS
, NULL
);
1519 messaging_deregister(server_messaging_context(),
1520 MSG_WINBIND_DUMP_DOMAIN_LIST
, NULL
);
1521 messaging_deregister(server_messaging_context(),
1524 messaging_deregister(server_messaging_context(),
1525 MSG_WINBIND_DOMAIN_OFFLINE
, NULL
);
1526 messaging_deregister(server_messaging_context(),
1527 MSG_WINBIND_DOMAIN_ONLINE
, NULL
);
1529 /* We have destroyed all events in the winbindd_event_context
1530 * in reinit_after_fork(), so clean out all possible pending
1531 * event pointers. */
1533 /* Deal with check_online_events. */
1535 for (domain
= domain_list(); domain
; domain
= domain
->next
) {
1536 TALLOC_FREE(domain
->check_online_event
);
1539 /* Ensure we're not handling a credential cache event inherited
1540 * from our parent. */
1542 ccache_remove_all_after_fork();
1544 forall_children(winbindd_reinit_after_fork_fn
, &state
);
1546 return NT_STATUS_OK
;
1550 * In a child there will be only one domain, reference that here.
1552 static struct winbindd_domain
*child_domain
;
1554 struct winbindd_domain
*wb_child_domain(void)
1556 return child_domain
;
1559 struct child_handler_state
{
1560 struct winbindd_child
*child
;
1561 struct winbindd_cli_state cli
;
1564 static void child_handler(struct tevent_context
*ev
, struct tevent_fd
*fde
,
1565 uint16_t flags
, void *private_data
)
1567 struct child_handler_state
*state
=
1568 (struct child_handler_state
*)private_data
;
1571 /* fetch a request from the main daemon */
1572 status
= child_read_request(state
->cli
.sock
, state
->cli
.request
);
1574 if (!NT_STATUS_IS_OK(status
)) {
1575 /* we lost contact with our parent */
1579 DEBUG(4,("child daemon request %d\n",
1580 (int)state
->cli
.request
->cmd
));
1582 ZERO_STRUCTP(state
->cli
.response
);
1583 state
->cli
.request
->null_term
= '\0';
1584 state
->cli
.mem_ctx
= talloc_tos();
1585 child_process_request(state
->child
, &state
->cli
);
1587 DEBUG(4, ("Finished processing child request %d\n",
1588 (int)state
->cli
.request
->cmd
));
1590 SAFE_FREE(state
->cli
.request
->extra_data
.data
);
1592 status
= child_write_response(state
->cli
.sock
, state
->cli
.response
);
1593 if (!NT_STATUS_IS_OK(status
)) {
1598 static bool fork_domain_child(struct winbindd_child
*child
)
1601 struct child_handler_state state
;
1602 struct winbindd_request request
;
1603 struct winbindd_response response
;
1604 struct winbindd_domain
*primary_domain
= NULL
;
1607 struct tevent_fd
*fde
;
1609 if (child
->domain
) {
1610 DEBUG(10, ("fork_domain_child called for domain '%s'\n",
1611 child
->domain
->name
));
1613 DEBUG(10, ("fork_domain_child called without domain.\n"));
1616 if (socketpair(AF_UNIX
, SOCK_STREAM
, 0, fdpair
) != 0) {
1617 DEBUG(0, ("Could not open child pipe: %s\n",
1623 state
.child
= child
;
1624 state
.cli
.pid
= getpid();
1625 state
.cli
.request
= &request
;
1626 state
.cli
.response
= &response
;
1628 child
->pid
= fork();
1630 if (child
->pid
== -1) {
1631 DEBUG(0, ("Could not fork: %s\n", strerror(errno
)));
1637 if (child
->pid
!= 0) {
1643 nread
= sys_read(fdpair
[1], &status
, sizeof(status
));
1644 if (nread
!= sizeof(status
)) {
1645 DEBUG(1, ("fork_domain_child: Could not read child status: "
1646 "nread=%d, error=%s\n", (int)nread
,
1651 if (!NT_STATUS_IS_OK(status
)) {
1652 DEBUG(1, ("fork_domain_child: Child status is %s\n",
1653 nt_errstr(status
)));
1658 child
->monitor_fde
= tevent_add_fd(server_event_context(),
1659 server_event_context(),
1662 child_socket_readable
,
1664 if (child
->monitor_fde
== NULL
) {
1665 DBG_WARNING("tevent_add_fd failed\n");
1670 child
->sock
= fdpair
[1];
1675 child_domain
= child
->domain
;
1677 DEBUG(10, ("Child process %d\n", (int)getpid()));
1679 state
.cli
.sock
= fdpair
[0];
1682 status
= winbindd_reinit_after_fork(child
, child
->logfilename
);
1684 nwritten
= sys_write(state
.cli
.sock
, &status
, sizeof(status
));
1685 if (nwritten
!= sizeof(status
)) {
1686 DEBUG(1, ("fork_domain_child: Could not write status: "
1687 "nwritten=%d, error=%s\n", (int)nwritten
,
1691 if (!NT_STATUS_IS_OK(status
)) {
1692 DEBUG(1, ("winbindd_reinit_after_fork failed: %s\n",
1693 nt_errstr(status
)));
1697 if (child_domain
!= NULL
) {
1698 setproctitle("domain child [%s]", child_domain
->name
);
1699 } else if (child
== idmap_child()) {
1700 setproctitle("idmap child");
1703 /* Handle online/offline messages. */
1704 messaging_register(server_messaging_context(), NULL
,
1705 MSG_WINBIND_OFFLINE
, child_msg_offline
);
1706 messaging_register(server_messaging_context(), NULL
,
1707 MSG_WINBIND_ONLINE
, child_msg_online
);
1708 messaging_register(server_messaging_context(), NULL
,
1709 MSG_DEBUG
, debug_message
);
1710 messaging_register(server_messaging_context(), NULL
,
1711 MSG_WINBIND_IP_DROPPED
,
1712 winbind_msg_ip_dropped
);
1715 primary_domain
= find_our_domain();
1717 if (primary_domain
== NULL
) {
1718 smb_panic("no primary domain found");
1721 /* It doesn't matter if we allow cache login,
1722 * try to bring domain online after fork. */
1723 if ( child
->domain
) {
1724 child
->domain
->startup
= True
;
1725 child
->domain
->startup_time
= time_mono(NULL
);
1726 /* we can be in primary domain or in trusted domain
1727 * If we are in trusted domain, set the primary domain
1728 * in start-up mode */
1729 if (!(child
->domain
->internal
)) {
1730 set_domain_online_request(child
->domain
);
1731 if (!(child
->domain
->primary
)) {
1732 primary_domain
->startup
= True
;
1733 primary_domain
->startup_time
= time_mono(NULL
);
1734 set_domain_online_request(primary_domain
);
1740 * We are in idmap child, make sure that we set the
1741 * check_online_event to bring primary domain online.
1743 if (child
== idmap_child()) {
1744 set_domain_online_request(primary_domain
);
1747 /* We might be in the idmap child...*/
1748 if (child
->domain
&& !(child
->domain
->internal
) &&
1749 lp_winbind_offline_logon()) {
1751 set_domain_online_request(child
->domain
);
1753 if (primary_domain
&& (primary_domain
!= child
->domain
)) {
1754 /* We need to talk to the primary
1755 * domain as well as the trusted
1756 * domain inside a trusted domain
1759 * set_dc_type_and_flags_trustinfo()
1762 set_domain_online_request(primary_domain
);
1765 child
->lockout_policy_event
= tevent_add_timer(
1766 server_event_context(), NULL
, timeval_zero(),
1767 account_lockout_policy_handler
,
1771 if (child
->domain
&& child
->domain
->primary
&&
1772 !USE_KERBEROS_KEYTAB
&&
1773 lp_server_role() == ROLE_DOMAIN_MEMBER
) {
1775 struct timeval next_change
;
1777 if (calculate_next_machine_pwd_change(child
->domain
->name
,
1779 child
->machine_password_change_event
= tevent_add_timer(
1780 server_event_context(), NULL
, next_change
,
1781 machine_password_change_handler
,
1786 fde
= tevent_add_fd(server_event_context(), NULL
, state
.cli
.sock
,
1787 TEVENT_FD_READ
, child_handler
, &state
);
1789 DEBUG(1, ("tevent_add_fd failed\n"));
1796 TALLOC_CTX
*frame
= talloc_stackframe();
1798 ret
= tevent_loop_once(server_event_context());
1800 DEBUG(1, ("tevent_loop_once failed: %s\n",
1805 if (child
->domain
&& child
->domain
->startup
&&
1806 (time_mono(NULL
) > child
->domain
->startup_time
+ 30)) {
1807 /* No longer in "startup" mode. */
1808 DEBUG(10,("fork_domain_child: domain %s no longer in 'startup' mode.\n",
1809 child
->domain
->name
));
1810 child
->domain
->startup
= False
;
1817 void winbind_msg_ip_dropped_parent(struct messaging_context
*msg_ctx
,
1820 struct server_id server_id
,
1823 struct winbind_msg_relay_state state
= {
1825 .msg_type
= msg_type
,
1829 winbind_msg_ip_dropped(msg_ctx
, private_data
, msg_type
,
1832 forall_children(winbind_msg_relay_fn
, &state
);