2 Unix SMB/CIFS implementation.
3 Main SMB server routines
4 Copyright (C) Andrew Tridgell 1992-1998
5 Copyright (C) Martin Pool 2002
6 Copyright (C) Jelmer Vernooij 2002-2003
7 Copyright (C) Volker Lendecke 1993-2007
8 Copyright (C) Jeremy Allison 1993-2007
10 This program is free software; you can redistribute it and/or modify
11 it under the terms of the GNU General Public License as published by
12 the Free Software Foundation; either version 3 of the License, or
13 (at your option) any later version.
15 This program is distributed in the hope that it will be useful,
16 but WITHOUT ANY WARRANTY; without even the implied warranty of
17 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 GNU General Public License for more details.
20 You should have received a copy of the GNU General Public License
21 along with this program. If not, see <http://www.gnu.org/licenses/>.
28 static int am_parent = 1;
30 /* the last message the was processed */
31 int last_message = -1;
33 /* a useful macro to debug the last message processed */
34 #define LAST_MESSAGE() smb_fn_name(last_message)
36 extern struct auth_context *negprot_global_auth_context;
37 extern SIG_ATOMIC_T got_sig_term;
38 extern SIG_ATOMIC_T reload_after_sighup;
39 static SIG_ATOMIC_T got_sig_cld;
42 extern int dcelogin_atmost_once;
45 /* really we should have a top level context structure that has the
46 client file descriptor as an element. That would require a major rewrite :(
48 the following 2 functions are an alternative - they make the file
49 descriptor private to smbd
51 static int server_fd = -1;
53 int smbd_server_fd(void)
58 static void smbd_set_server_fd(int fd)
63 int get_client_fd(void)
68 struct event_context *smbd_event_context(void)
70 static struct event_context *ctx;
72 if (!ctx && !(ctx = event_context_init(NULL))) {
73 smb_panic("Could not init smbd event context");
78 struct messaging_context *smbd_messaging_context(void)
80 static struct messaging_context *ctx;
82 if (!ctx && !(ctx = messaging_init(NULL, server_id_self(),
83 smbd_event_context()))) {
84 smb_panic("Could not init smbd messaging context");
89 /*******************************************************************
90 What to do when smb.conf is updated.
91 ********************************************************************/
93 static void smb_conf_updated(struct messaging_context *msg,
96 struct server_id server_id,
99 DEBUG(10,("smb_conf_updated: Got message saying smb.conf was "
100 "updated. Reloading.\n"));
101 reload_services(False);
105 /*******************************************************************
106 Delete a statcache entry.
107 ********************************************************************/
109 static void smb_stat_cache_delete(struct messaging_context *msg,
112 struct server_id server_id,
115 const char *name = (const char *)data->data;
116 DEBUG(10,("smb_stat_cache_delete: delete name %s\n", name));
117 stat_cache_delete(name);
120 /****************************************************************************
122 ****************************************************************************/
124 static void sig_term(void)
127 sys_select_signal(SIGTERM);
130 /****************************************************************************
132 ****************************************************************************/
134 static void sig_hup(int sig)
136 reload_after_sighup = 1;
137 sys_select_signal(SIGHUP);
140 /****************************************************************************
142 ****************************************************************************/
143 static void sig_cld(int sig)
146 sys_select_signal(SIGCLD);
149 /****************************************************************************
150 Send a SIGTERM to our process group.
151 *****************************************************************************/
153 static void killkids(void)
155 if(am_parent) kill(0,SIGTERM);
158 /****************************************************************************
159 Process a sam sync message - not sure whether to do this here or
161 ****************************************************************************/
163 static void msg_sam_sync(struct messaging_context *msg,
166 struct server_id server_id,
169 DEBUG(10, ("** sam sync message received, ignoring\n"));
173 /****************************************************************************
174 Open the socket communication - inetd.
175 ****************************************************************************/
177 static bool open_sockets_inetd(void)
179 /* Started from inetd. fd 0 is the socket. */
180 /* We will abort gracefully when the client or remote system
182 smbd_set_server_fd(dup(0));
184 /* close our standard file descriptors */
185 close_low_fds(False); /* Don't close stderr */
187 set_socket_options(smbd_server_fd(),"SO_KEEPALIVE");
188 set_socket_options(smbd_server_fd(), lp_socket_options());
193 static void msg_exit_server(struct messaging_context *msg,
196 struct server_id server_id,
199 DEBUG(3, ("got a SHUTDOWN message\n"));
200 exit_server_cleanly(NULL);
204 static void msg_inject_fault(struct messaging_context *msg,
207 struct server_id src,
212 if (data->length != sizeof(sig)) {
214 DEBUG(0, ("Process %s sent bogus signal injection request\n",
215 procid_str_static(&src)));
219 sig = *(int *)data->data;
221 exit_server("internal error injected");
226 DEBUG(0, ("Process %s requested injection of signal %d (%s)\n",
227 procid_str_static(&src), sig, strsignal(sig)));
229 DEBUG(0, ("Process %s requested injection of signal %d\n",
230 procid_str_static(&src), sig));
233 kill(sys_getpid(), sig);
235 #endif /* DEVELOPER */
238 struct child_pid *prev, *next;
242 static struct child_pid *children;
243 static int num_children;
245 static void add_child_pid(pid_t pid)
247 struct child_pid *child;
249 if (lp_max_smbd_processes() == 0) {
250 /* Don't bother with the child list if we don't care anyway */
254 child = SMB_MALLOC_P(struct child_pid);
256 DEBUG(0, ("Could not add child struct -- malloc failed\n"));
260 DLIST_ADD(children, child);
264 static void remove_child_pid(pid_t pid)
266 struct child_pid *child;
268 if (lp_max_smbd_processes() == 0) {
269 /* Don't bother with the child list if we don't care anyway */
273 for (child = children; child != NULL; child = child->next) {
274 if (child->pid == pid) {
275 struct child_pid *tmp = child;
276 DLIST_REMOVE(children, child);
283 DEBUG(0, ("Could not find child %d -- ignoring\n", (int)pid));
286 /****************************************************************************
287 Have we reached the process limit ?
288 ****************************************************************************/
290 static bool allowable_number_of_smbd_processes(void)
292 int max_processes = lp_max_smbd_processes();
297 return num_children < max_processes;
300 /****************************************************************************
301 Open the socket communication.
302 ****************************************************************************/
304 static bool open_sockets_smbd(bool is_daemon, bool interactive, const char *smb_ports)
306 int num_interfaces = iface_count();
308 int fd_listenset[FD_SETSIZE];
316 return open_sockets_inetd();
321 static int atexit_set;
322 if(atexit_set == 0) {
330 CatchSignal(SIGCLD, sig_cld);
332 FD_ZERO(&listen_set);
334 /* use a reasonable default set of ports - listing on 445 and 139 */
336 ports = lp_smb_ports();
337 if (!ports || !*ports) {
338 ports = smb_xstrdup(SMB_PORTS);
340 ports = smb_xstrdup(ports);
343 ports = smb_xstrdup(smb_ports);
346 if (lp_interfaces() && lp_bind_interfaces_only()) {
347 /* We have been given an interfaces line, and been
348 told to only bind to those interfaces. Create a
349 socket per interface and bind to only these.
352 /* Now open a listen socket for each of the
354 for(i = 0; i < num_interfaces; i++) {
355 TALLOC_CTX *frame = NULL;
356 const struct sockaddr_storage *ifss =
357 iface_n_sockaddr_storage(i);
362 DEBUG(0,("open_sockets_smbd: "
363 "interface %d has NULL IP address !\n",
368 frame = talloc_stackframe();
370 next_token_talloc(frame,&ptr, &tok, " \t,");) {
371 unsigned port = atoi(tok);
372 if (port == 0 || port > 0xffff) {
375 s = fd_listenset[num_sockets] =
376 open_socket_in(SOCK_STREAM, port, 0,
382 /* ready to listen */
383 set_socket_options(s,"SO_KEEPALIVE");
384 set_socket_options(s,lp_socket_options());
386 /* Set server socket to
387 * non-blocking for the accept. */
388 set_blocking(s,False);
390 if (listen(s, SMBD_LISTEN_BACKLOG) == -1) {
391 DEBUG(0,("open_sockets_smbd: listen: "
392 "%s\n", strerror(errno)));
397 FD_SET(s,&listen_set);
398 maxfd = MAX( maxfd, s);
401 if (num_sockets >= FD_SETSIZE) {
402 DEBUG(0,("open_sockets_smbd: Too "
403 "many sockets to bind to\n"));
411 /* Just bind to 0.0.0.0 - accept connections
414 TALLOC_CTX *frame = talloc_stackframe();
417 const char *sock_addr = lp_socket_address();
419 const char *sock_ptr;
421 if (strequal(sock_addr, "0.0.0.0") ||
422 strequal(sock_addr, "::")) {
424 sock_addr = "::,0.0.0.0";
426 sock_addr = "0.0.0.0";
430 for (sock_ptr=sock_addr;
431 next_token_talloc(frame, &sock_ptr, &sock_tok, " \t,"); ) {
432 for (ptr=ports; next_token_talloc(frame, &ptr, &tok, " \t,"); ) {
433 struct sockaddr_storage ss;
435 unsigned port = atoi(tok);
436 if (port == 0 || port > 0xffff) {
439 /* open an incoming socket */
440 if (!interpret_string_addr(&ss, sock_tok,
441 AI_NUMERICHOST|AI_PASSIVE)) {
445 s = open_socket_in(SOCK_STREAM, port, 0,
451 /* ready to listen */
452 set_socket_options(s,"SO_KEEPALIVE");
453 set_socket_options(s,lp_socket_options());
455 /* Set server socket to non-blocking
457 set_blocking(s,False);
459 if (listen(s, SMBD_LISTEN_BACKLOG) == -1) {
460 DEBUG(0,("open_sockets_smbd: "
468 fd_listenset[num_sockets] = s;
469 FD_SET(s,&listen_set);
470 maxfd = MAX( maxfd, s);
474 if (num_sockets >= FD_SETSIZE) {
475 DEBUG(0,("open_sockets_smbd: Too "
476 "many sockets to bind to\n"));
487 if (num_sockets == 0) {
488 DEBUG(0,("open_sockets_smbd: No "
489 "sockets available to bind to.\n"));
493 /* Setup the main smbd so that we can get messages. Note that
494 do this after starting listening. This is needed as when in
495 clustered mode, ctdb won't allow us to start doing database
496 operations until it has gone thru a full startup, which
497 includes checking to see that smbd is listening. */
498 claim_connection(NULL,"",FLAG_MSG_GENERAL|FLAG_MSG_SMBD);
500 /* Listen to messages */
502 messaging_register(smbd_messaging_context(), NULL,
503 MSG_SMB_SAM_SYNC, msg_sam_sync);
504 messaging_register(smbd_messaging_context(), NULL,
505 MSG_SHUTDOWN, msg_exit_server);
506 messaging_register(smbd_messaging_context(), NULL,
507 MSG_SMB_FILE_RENAME, msg_file_was_renamed);
508 messaging_register(smbd_messaging_context(), NULL,
509 MSG_SMB_CONF_UPDATED, smb_conf_updated);
510 messaging_register(smbd_messaging_context(), NULL,
511 MSG_SMB_STAT_CACHE_DELETE, smb_stat_cache_delete);
512 brl_register_msgs(smbd_messaging_context());
515 messaging_register(smbd_messaging_context(), NULL,
516 MSG_SMB_INJECT_FAULT, msg_inject_fault);
519 /* now accept incoming connections - forking a new process
520 for each incoming connection */
521 DEBUG(2,("waiting for a connection\n"));
523 struct timeval now, idle_timeout;
527 /* Ensure we respond to PING and DEBUG messages from the main smbd. */
528 message_dispatch(smbd_messaging_context());
534 while ((pid = sys_waitpid(-1, NULL, WNOHANG)) > 0) {
535 remove_child_pid(pid);
539 idle_timeout = timeval_zero();
541 memcpy((char *)&r_fds, (char *)&listen_set,
546 event_add_to_select_args(smbd_event_context(), &now,
547 &r_fds, &w_fds, &idle_timeout,
550 num = sys_select(maxfd+1,&r_fds,&w_fds,NULL,
551 timeval_is_zero(&idle_timeout) ?
552 NULL : &idle_timeout);
554 if (num == -1 && errno == EINTR) {
556 exit_server_cleanly(NULL);
559 /* check for sighup processing */
560 if (reload_after_sighup) {
561 change_to_root_user();
562 DEBUG(1,("Reloading services after SIGHUP\n"));
563 reload_services(False);
564 reload_after_sighup = 0;
570 if (run_events(smbd_event_context(), num, &r_fds, &w_fds)) {
574 /* check if we need to reload services */
575 check_reload(time(NULL));
577 /* Find the sockets that are read-ready -
579 for( ; num > 0; num--) {
580 struct sockaddr addr;
581 socklen_t in_addrlen = sizeof(addr);
585 for(i = 0; i < num_sockets; i++) {
586 if(FD_ISSET(fd_listenset[i],&r_fds)) {
588 /* Clear this so we don't look
590 FD_CLR(fd_listenset[i],&r_fds);
595 smbd_set_server_fd(accept(s,&addr,&in_addrlen));
597 if (smbd_server_fd() == -1 && errno == EINTR)
600 if (smbd_server_fd() == -1) {
601 DEBUG(0,("open_sockets_smbd: accept: %s\n",
606 /* Ensure child is set to blocking mode */
607 set_blocking(smbd_server_fd(),True);
609 if (smbd_server_fd() != -1 && interactive)
612 if (allowable_number_of_smbd_processes() &&
613 smbd_server_fd() != -1 &&
614 ((child = sys_fork())==0)) {
615 char remaddr[INET6_ADDRSTRLEN];
619 /* Stop zombies, the parent explicitly handles
620 * them, counting worker smbds. */
623 /* close the listening socket(s) */
624 for(i = 0; i < num_sockets; i++)
625 close(fd_listenset[i]);
627 /* close our standard file
629 close_low_fds(False);
632 set_socket_options(smbd_server_fd(),"SO_KEEPALIVE");
633 set_socket_options(smbd_server_fd(),
634 lp_socket_options());
636 /* this is needed so that we get decent entries
637 in smbstatus for port 445 connects */
638 set_remote_machine_name(get_peer_addr(smbd_server_fd(),
643 /* Reset the state of the random
644 * number generation system, so
645 * children do not get the same random
646 * numbers as each other */
648 set_need_random_reseed();
649 /* tdb needs special fork handling - remove
650 * CLEAR_IF_FIRST flags */
651 if (tdb_reopen_all(1) == -1) {
652 DEBUG(0,("tdb_reopen_all failed.\n"));
653 smb_panic("tdb_reopen_all failed");
658 /* The parent doesn't need this socket */
659 close(smbd_server_fd());
661 /* Sun May 6 18:56:14 2001 ackley@cs.unm.edu:
662 Clear the closed fd info out of server_fd --
663 and more importantly, out of client_fd in
664 util_sock.c, to avoid a possible
665 getpeername failure if we reopen the logs
666 and use %I in the filename.
669 smbd_set_server_fd(-1);
672 add_child_pid(child);
675 /* Force parent to check log size after
676 * spawning child. Fix from
677 * klausr@ITAP.Physik.Uni-Stuttgart.De. The
678 * parent smbd will log to logserver.smb. It
679 * writes only two messages for each child
680 * started/finished. But each child writes,
681 * say, 50 messages also in logserver.smb,
682 * begining with the debug_count of the
683 * parent, before the child opens its own log
684 * file logserver.client. In a worst case
685 * scenario the size of logserver.smb would be
686 * checked after about 50*50=2500 messages
689 force_check_log_size();
694 /* NOTREACHED return True; */
697 /****************************************************************************
699 **************************************************************************/
700 void reload_printers(void)
703 int n_services = lp_numservices();
704 int pnum = lp_servicenumber(PRINTERS_NAME);
709 /* remove stale printers */
710 for (snum = 0; snum < n_services; snum++) {
711 /* avoid removing PRINTERS_NAME or non-autoloaded printers */
712 if (snum == pnum || !(lp_snum_ok(snum) && lp_print_ok(snum) &&
713 lp_autoloaded(snum)))
716 pname = lp_printername(snum);
717 if (!pcap_printername_ok(pname)) {
718 DEBUG(3, ("removing stale printer %s\n", pname));
720 if (is_printer_published(NULL, snum, NULL))
721 nt_printer_publish(NULL, snum, SPOOL_DS_UNPUBLISH);
722 del_a_printer(pname);
723 lp_killservice(snum);
730 /****************************************************************************
731 Reload the services file.
732 **************************************************************************/
734 bool reload_services(bool test)
739 char *fname = lp_configfile();
740 if (file_exist(fname, NULL) &&
741 !strcsequal(fname, get_dyn_CONFIGFILE())) {
742 set_dyn_CONFIGFILE(fname);
749 if (test && !lp_file_list_changed())
752 lp_killunused(conn_snum_used);
754 ret = lp_load(get_dyn_CONFIGFILE(), False, False, True, True);
758 /* perhaps the config filename is now set */
760 reload_services(True);
766 if (smbd_server_fd() != -1) {
767 set_socket_options(smbd_server_fd(),"SO_KEEPALIVE");
768 set_socket_options(smbd_server_fd(), lp_socket_options());
771 mangle_reset_cache();
774 /* this forces service parameters to be flushed */
775 set_current_service(NULL,0,True);
780 /****************************************************************************
782 ****************************************************************************/
784 /* Reasons for shutting down a server process. */
785 enum server_exit_reason { SERVER_EXIT_NORMAL, SERVER_EXIT_ABNORMAL };
787 static void exit_server_common(enum server_exit_reason how,
788 const char *const reason) NORETURN_ATTRIBUTE;
790 static void exit_server_common(enum server_exit_reason how,
791 const char *const reason)
793 static int firsttime=1;
799 change_to_root_user();
801 if (negprot_global_auth_context) {
802 (negprot_global_auth_context->free)(&negprot_global_auth_context);
807 invalidate_all_vuids();
809 /* 3 second timeout. */
810 print_notify_send_messages(smbd_messaging_context(), 3);
812 /* delete our entry in the connections database. */
813 yield_connection(NULL,"");
815 respond_to_all_remaining_local_messages();
818 if (dcelogin_atmost_once) {
826 if (how != SERVER_EXIT_NORMAL) {
827 int oldlevel = DEBUGLEVEL;
832 DEBUG(0,("Abnormal server exit: %s\n",
833 reason ? reason : "no explanation provided"));
838 DEBUGLEVEL = oldlevel;
842 DEBUG(3,("Server exit (%s)\n",
843 (reason ? reason : "normal exit")));
849 void exit_server(const char *const explanation)
851 exit_server_common(SERVER_EXIT_ABNORMAL, explanation);
854 void exit_server_cleanly(const char *const explanation)
856 exit_server_common(SERVER_EXIT_NORMAL, explanation);
859 void exit_server_fault(void)
861 exit_server("critical server fault");
864 /****************************************************************************
865 Initialise connect, service and file structs.
866 ****************************************************************************/
868 static bool init_structs(void )
871 * Set the machine NETBIOS name if not already
872 * set from the config file.
893 * Send keepalive packets to our client
895 static bool keepalive_fn(const struct timeval *now, void *private_data)
897 if (!send_keepalive(smbd_server_fd())) {
898 DEBUG( 2, ( "Keepalive failed - exiting.\n" ) );
905 * Do the recurring check if we're idle
907 static bool deadtime_fn(const struct timeval *now, void *private_data)
909 if ((conn_num_open() == 0)
910 || (conn_idle_all(now->tv_sec))) {
911 DEBUG( 2, ( "Closing idle connection\n" ) );
912 messaging_send(smbd_messaging_context(), procid_self(),
913 MSG_SHUTDOWN, &data_blob_null);
921 /****************************************************************************
923 ****************************************************************************/
925 /* Declare prototype for build_options() to avoid having to run it through
926 mkproto.h. Mixing $(builddir) and $(srcdir) source files in the current
927 prototype generation system is too complicated. */
929 extern void build_options(bool screen);
931 int main(int argc,const char *argv[])
933 /* shall I run as a daemon */
934 static bool is_daemon = False;
935 static bool interactive = False;
936 static bool Fork = True;
937 static bool no_process_group = False;
938 static bool log_stdout = False;
939 static char *ports = NULL;
940 static char *profile_level = NULL;
943 bool print_build_options = False;
948 OPT_NO_PROCESS_GROUP,
951 struct poptOption long_options[] = {
953 {"daemon", 'D', POPT_ARG_NONE, NULL, OPT_DAEMON, "Become a daemon (default)" },
954 {"interactive", 'i', POPT_ARG_NONE, NULL, OPT_INTERACTIVE, "Run interactive (not a daemon)"},
955 {"foreground", 'F', POPT_ARG_NONE, NULL, OPT_FORK, "Run daemon in foreground (for daemontools, etc.)" },
956 {"no-process-group", '\0', POPT_ARG_NONE, NULL, OPT_NO_PROCESS_GROUP, "Don't create a new process group" },
957 {"log-stdout", 'S', POPT_ARG_NONE, NULL, OPT_LOG_STDOUT, "Log to stdout" },
958 {"build-options", 'b', POPT_ARG_NONE, NULL, 'b', "Print build options" },
959 {"port", 'p', POPT_ARG_STRING, &ports, 0, "Listen on the specified ports"},
960 {"profiling-level", 'P', POPT_ARG_STRING, &profile_level, 0, "Set profiling level","PROFILE_LEVEL"},
962 POPT_COMMON_DYNCONFIG
965 TALLOC_CTX *frame = talloc_stackframe(); /* Setup tos. */
971 #ifdef HAVE_SET_AUTH_PARAMETERS
972 set_auth_parameters(argc,argv);
975 pc = poptGetContext("smbd", argc, argv, long_options, 0);
976 while((opt = poptGetNextOpt(pc)) != -1) {
981 case OPT_INTERACTIVE:
987 case OPT_NO_PROCESS_GROUP:
988 no_process_group = true;
994 print_build_options = True;
997 d_fprintf(stderr, "\nInvalid option %s: %s\n\n",
998 poptBadOption(pc, 0), poptStrerror(opt));
999 poptPrintUsage(pc, stderr, 0);
1003 poptFreeContext(pc);
1005 if (print_build_options) {
1006 build_options(True); /* Display output to screen as well as debug */
1011 /* needed for SecureWare on SCO */
1017 set_remote_machine_name("smbd", False);
1024 if (interactive && (DEBUGLEVEL >= 9)) {
1025 talloc_enable_leak_report();
1028 if (log_stdout && Fork) {
1029 DEBUG(0,("ERROR: Can't log to stdout (-S) unless daemon is in foreground (-F) or interactive (-i)\n"));
1033 setup_logging(argv[0],log_stdout);
1035 /* we want to re-seed early to prevent time delays causing
1036 client problems at a later date. (tridge) */
1037 generate_random_buffer(NULL, 0);
1039 /* make absolutely sure we run as root - to handle cases where people
1040 are crazy enough to have it setuid */
1042 gain_root_privilege();
1043 gain_root_group_privilege();
1045 fault_setup((void (*)(void *))exit_server_fault);
1046 dump_core_setup("smbd");
1048 CatchSignal(SIGTERM , SIGNAL_CAST sig_term);
1049 CatchSignal(SIGHUP,SIGNAL_CAST sig_hup);
1051 /* we are never interested in SIGPIPE */
1052 BlockSignals(True,SIGPIPE);
1055 /* we are never interested in SIGFPE */
1056 BlockSignals(True,SIGFPE);
1059 #if defined(SIGUSR2)
1060 /* We are no longer interested in USR2 */
1061 BlockSignals(True,SIGUSR2);
1064 /* POSIX demands that signals are inherited. If the invoking process has
1065 * these signals masked, we will have problems, as we won't recieve them. */
1066 BlockSignals(False, SIGHUP);
1067 BlockSignals(False, SIGUSR1);
1068 BlockSignals(False, SIGTERM);
1070 /* we want total control over the permissions on created files,
1071 so set our umask to 0 */
1078 DEBUG(0,("smbd version %s started.\n", SAMBA_VERSION_STRING));
1079 DEBUGADD(0,("%s\n", COPYRIGHT_STARTUP_MESSAGE));
1081 DEBUG(2,("uid=%d gid=%d euid=%d egid=%d\n",
1082 (int)getuid(),(int)getgid(),(int)geteuid(),(int)getegid()));
1084 /* Output the build options to the debug log */
1085 build_options(False);
1087 if (sizeof(uint16) < 2 || sizeof(uint32) < 4) {
1088 DEBUG(0,("ERROR: Samba is not configured correctly for the word size on your machine\n"));
1093 * Do this before reload_services.
1096 if (!reload_services(False))
1102 if (!profile_setup(smbd_messaging_context(), False)) {
1103 DEBUG(0,("ERROR: failed to setup profiling\n"));
1106 if (profile_level != NULL) {
1107 int pl = atoi(profile_level);
1108 struct server_id src;
1110 DEBUG(1, ("setting profiling level: %s\n",profile_level));
1112 set_profile_level(pl, src);
1116 DEBUG(3,( "loaded services\n"));
1118 if (!is_daemon && !is_a_socket(0)) {
1120 DEBUG(0,("standard input is not a socket, assuming -D option\n"));
1123 * Setting is_daemon here prevents us from eventually calling
1124 * the open_sockets_inetd()
1130 if (is_daemon && !interactive) {
1131 DEBUG( 3, ( "Becoming a daemon.\n" ) );
1132 become_daemon(Fork, no_process_group);
1137 * If we're interactive we want to set our own process group for
1138 * signal management.
1140 if (interactive && !no_process_group)
1141 setpgid( (pid_t)0, (pid_t)0);
1144 if (!directory_exist(lp_lockdir(), NULL))
1145 mkdir(lp_lockdir(), 0755);
1148 pidfile_create("smbd");
1150 /* Setup all the TDB's - including CLEAR_IF_FIRST tdb's. */
1152 if (smbd_messaging_context() == NULL)
1155 /* Initialise the password backed before the global_sam_sid
1156 to ensure that we fetch from ldap before we make a domain sid up */
1158 if(!initialize_password_db(False, smbd_event_context()))
1161 if (!secrets_init()) {
1162 DEBUG(0, ("ERROR: smbd can not open secrets.tdb\n"));
1166 if(!get_global_sam_sid()) {
1167 DEBUG(0,("ERROR: Samba cannot create a SAM SID.\n"));
1171 if (!session_init())
1174 if (!connections_init(True))
1177 if (!locking_init())
1182 if (!init_registry())
1186 if (!init_svcctl_db())
1190 if (!print_backend_init(smbd_messaging_context()))
1193 if (!init_guest_info()) {
1194 DEBUG(0,("ERROR: failed to setup guest info.\n"));
1198 /* only start the background queue daemon if we are
1199 running as a daemon -- bad things will happen if
1200 smbd is launched via inetd and we fork a copy of
1203 if ( is_daemon && !interactive )
1204 start_background_queue();
1206 /* Always attempt to initialize DMAPI. We will only use it later if
1207 * lp_dmapi_support is set on the share, but we need a single global
1208 * session to work with.
1210 dmapi_init_session();
1212 if (!open_sockets_smbd(is_daemon, interactive, ports))
1216 * everything after this point is run after the fork()
1223 /* Possibly reload the services file. Only worth doing in
1224 * daemon mode. In inetd mode, we know we only just loaded this.
1227 reload_services(True);
1230 if (!init_account_policy()) {
1231 DEBUG(0,("Could not open account policy tdb.\n"));
1235 if (*lp_rootdir()) {
1236 if (sys_chroot(lp_rootdir()) == 0)
1237 DEBUG(2,("Changed root to %s\n", lp_rootdir()));
1241 if (!init_oplocks(smbd_messaging_context()))
1244 /* Setup aio signal handler. */
1245 initialize_async_io_handler();
1248 * For clustering, we need to re-init our ctdbd connection after the
1251 if (!NT_STATUS_IS_OK(messaging_reinit(smbd_messaging_context())))
1254 /* register our message handlers */
1255 messaging_register(smbd_messaging_context(), NULL,
1256 MSG_SMB_FORCE_TDIS, msg_force_tdis);
1258 if ((lp_keepalive() != 0)
1259 && !(event_add_idle(smbd_event_context(), NULL,
1260 timeval_set(lp_keepalive(), 0),
1261 "keepalive", keepalive_fn,
1263 DEBUG(0, ("Could not add keepalive event\n"));
1267 if (!(event_add_idle(smbd_event_context(), NULL,
1268 timeval_set(IDLE_CLOSED_TIMEOUT, 0),
1269 "deadtime", deadtime_fn, NULL))) {
1270 DEBUG(0, ("Could not add deadtime event\n"));
1278 namecache_shutdown();
1280 exit_server_cleanly(NULL);