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/>.
25 #include "smbd/globals.h"
30 extern int dcelogin_atmost_once;
33 int smbd_server_fd(void)
38 static void smbd_set_server_fd(int fd)
43 int get_client_fd(void)
48 struct event_context *smbd_event_context(void)
50 if (!smbd_event_ctx) {
51 smbd_event_ctx = event_context_init(talloc_autofree_context());
53 if (!smbd_event_ctx) {
54 smb_panic("Could not init smbd event context");
56 return smbd_event_ctx;
59 struct messaging_context *smbd_messaging_context(void)
61 if (smbd_msg_ctx == NULL) {
62 smbd_msg_ctx = messaging_init(talloc_autofree_context(),
64 smbd_event_context());
66 if (smbd_msg_ctx == NULL) {
67 DEBUG(0, ("Could not init smbd messaging context.\n"));
72 struct memcache *smbd_memcache(void)
74 if (!smbd_memcache_ctx) {
75 smbd_memcache_ctx = memcache_init(talloc_autofree_context(),
76 lp_max_stat_cache_size()*1024);
78 if (!smbd_memcache_ctx) {
79 smb_panic("Could not init smbd memcache");
82 return smbd_memcache_ctx;
85 /*******************************************************************
86 What to do when smb.conf is updated.
87 ********************************************************************/
89 static void smb_conf_updated(struct messaging_context *msg,
92 struct server_id server_id,
95 DEBUG(10,("smb_conf_updated: Got message saying smb.conf was "
96 "updated. Reloading.\n"));
97 reload_services(False);
101 /*******************************************************************
102 Delete a statcache entry.
103 ********************************************************************/
105 static void smb_stat_cache_delete(struct messaging_context *msg,
108 struct server_id server_id,
111 const char *name = (const char *)data->data;
112 DEBUG(10,("smb_stat_cache_delete: delete name %s\n", name));
113 stat_cache_delete(name);
116 /****************************************************************************
118 ****************************************************************************/
120 static void sig_term(void)
123 sys_select_signal(SIGTERM);
126 /****************************************************************************
128 ****************************************************************************/
130 static void sig_hup(int sig)
132 reload_after_sighup = 1;
133 sys_select_signal(SIGHUP);
136 /****************************************************************************
138 ****************************************************************************/
139 static void sig_cld(int sig)
142 sys_select_signal(SIGCLD);
145 /****************************************************************************
146 Send a SIGTERM to our process group.
147 *****************************************************************************/
149 static void killkids(void)
151 if(am_parent) kill(0,SIGTERM);
154 /****************************************************************************
155 Process a sam sync message - not sure whether to do this here or
157 ****************************************************************************/
159 static void msg_sam_sync(struct messaging_context *msg,
162 struct server_id server_id,
165 DEBUG(10, ("** sam sync message received, ignoring\n"));
169 /****************************************************************************
170 Open the socket communication - inetd.
171 ****************************************************************************/
173 static bool open_sockets_inetd(void)
175 /* Started from inetd. fd 0 is the socket. */
176 /* We will abort gracefully when the client or remote system
178 smbd_set_server_fd(dup(0));
180 /* close our standard file descriptors */
181 close_low_fds(False); /* Don't close stderr */
186 static void msg_exit_server(struct messaging_context *msg,
189 struct server_id server_id,
192 DEBUG(3, ("got a SHUTDOWN message\n"));
193 exit_server_cleanly(NULL);
197 static void msg_inject_fault(struct messaging_context *msg,
200 struct server_id src,
205 if (data->length != sizeof(sig)) {
207 DEBUG(0, ("Process %s sent bogus signal injection request\n",
208 procid_str_static(&src)));
212 sig = *(int *)data->data;
214 exit_server("internal error injected");
219 DEBUG(0, ("Process %s requested injection of signal %d (%s)\n",
220 procid_str_static(&src), sig, strsignal(sig)));
222 DEBUG(0, ("Process %s requested injection of signal %d\n",
223 procid_str_static(&src), sig));
226 kill(sys_getpid(), sig);
228 #endif /* DEVELOPER */
231 struct child_pid *prev, *next;
235 static void add_child_pid(pid_t pid)
237 struct child_pid *child;
239 if (lp_max_smbd_processes() == 0) {
240 /* Don't bother with the child list if we don't care anyway */
244 child = SMB_MALLOC_P(struct child_pid);
246 DEBUG(0, ("Could not add child struct -- malloc failed\n"));
250 DLIST_ADD(children, child);
254 static void remove_child_pid(pid_t pid, bool unclean_shutdown)
256 struct child_pid *child;
258 if (unclean_shutdown) {
259 /* a child terminated uncleanly so tickle all processes to see
260 if they can grab any of the pending locks
262 DEBUG(3,(__location__ " Unclean shutdown of pid %u\n", pid));
263 messaging_send_buf(smbd_messaging_context(), procid_self(),
264 MSG_SMB_BRL_VALIDATE, NULL, 0);
265 message_send_all(smbd_messaging_context(),
266 MSG_SMB_UNLOCK, NULL, 0, NULL);
269 if (lp_max_smbd_processes() == 0) {
270 /* Don't bother with the child list if we don't care anyway */
274 for (child = children; child != NULL; child = child->next) {
275 if (child->pid == pid) {
276 struct child_pid *tmp = child;
277 DLIST_REMOVE(children, child);
284 DEBUG(0, ("Could not find child %d -- ignoring\n", (int)pid));
287 /****************************************************************************
288 Have we reached the process limit ?
289 ****************************************************************************/
291 static bool allowable_number_of_smbd_processes(void)
293 int max_processes = lp_max_smbd_processes();
298 return num_children < max_processes;
301 /****************************************************************************
302 Open the socket communication.
303 ****************************************************************************/
305 static bool open_sockets_smbd(bool is_daemon, bool interactive, const char *smb_ports)
307 int num_interfaces = iface_count();
309 int fd_listenset[FD_SETSIZE];
315 struct dns_reg_state * dns_reg = NULL;
316 unsigned dns_port = 0;
319 return open_sockets_inetd();
327 CatchSignal(SIGCLD, sig_cld);
329 FD_ZERO(&listen_set);
331 /* use a reasonable default set of ports - listing on 445 and 139 */
333 ports = lp_smb_ports();
334 if (!ports || !*ports) {
335 ports = smb_xstrdup(SMB_PORTS);
337 ports = smb_xstrdup(ports);
340 ports = smb_xstrdup(smb_ports);
343 if (lp_interfaces() && lp_bind_interfaces_only()) {
344 /* We have been given an interfaces line, and been
345 told to only bind to those interfaces. Create a
346 socket per interface and bind to only these.
349 /* Now open a listen socket for each of the
351 for(i = 0; i < num_interfaces; i++) {
352 TALLOC_CTX *frame = NULL;
353 const struct sockaddr_storage *ifss =
354 iface_n_sockaddr_storage(i);
359 DEBUG(0,("open_sockets_smbd: "
360 "interface %d has NULL IP address !\n",
365 frame = talloc_stackframe();
367 next_token_talloc(frame,&ptr, &tok, " \t,");) {
368 unsigned port = atoi(tok);
369 if (port == 0 || port > 0xffff) {
373 /* Keep the first port for mDNS service
380 s = fd_listenset[num_sockets] =
381 open_socket_in(SOCK_STREAM,
383 num_sockets == 0 ? 0 : 2,
390 /* ready to listen */
391 set_socket_options(s,"SO_KEEPALIVE");
392 set_socket_options(s,lp_socket_options());
394 /* Set server socket to
395 * non-blocking for the accept. */
396 set_blocking(s,False);
398 if (listen(s, SMBD_LISTEN_BACKLOG) == -1) {
399 DEBUG(0,("open_sockets_smbd: listen: "
400 "%s\n", strerror(errno)));
405 FD_SET(s,&listen_set);
406 maxfd = MAX( maxfd, s);
409 if (num_sockets >= FD_SETSIZE) {
410 DEBUG(0,("open_sockets_smbd: Too "
411 "many sockets to bind to\n"));
419 /* Just bind to 0.0.0.0 - accept connections
422 TALLOC_CTX *frame = talloc_stackframe();
425 const char *sock_addr = lp_socket_address();
427 const char *sock_ptr;
429 if (strequal(sock_addr, "0.0.0.0") ||
430 strequal(sock_addr, "::")) {
432 sock_addr = "::,0.0.0.0";
434 sock_addr = "0.0.0.0";
438 for (sock_ptr=sock_addr;
439 next_token_talloc(frame, &sock_ptr, &sock_tok, " \t,"); ) {
440 for (ptr=ports; next_token_talloc(frame, &ptr, &tok, " \t,"); ) {
441 struct sockaddr_storage ss;
443 unsigned port = atoi(tok);
444 if (port == 0 || port > 0xffff) {
448 /* Keep the first port for mDNS service
455 /* open an incoming socket */
456 if (!interpret_string_addr(&ss, sock_tok,
457 AI_NUMERICHOST|AI_PASSIVE)) {
461 s = open_socket_in(SOCK_STREAM,
463 num_sockets == 0 ? 0 : 2,
470 /* ready to listen */
471 set_socket_options(s,"SO_KEEPALIVE");
472 set_socket_options(s,lp_socket_options());
474 /* Set server socket to non-blocking
476 set_blocking(s,False);
478 if (listen(s, SMBD_LISTEN_BACKLOG) == -1) {
479 DEBUG(0,("open_sockets_smbd: "
487 fd_listenset[num_sockets] = s;
488 FD_SET(s,&listen_set);
489 maxfd = MAX( maxfd, s);
493 if (num_sockets >= FD_SETSIZE) {
494 DEBUG(0,("open_sockets_smbd: Too "
495 "many sockets to bind to\n"));
506 if (num_sockets == 0) {
507 DEBUG(0,("open_sockets_smbd: No "
508 "sockets available to bind to.\n"));
512 /* Setup the main smbd so that we can get messages. Note that
513 do this after starting listening. This is needed as when in
514 clustered mode, ctdb won't allow us to start doing database
515 operations until it has gone thru a full startup, which
516 includes checking to see that smbd is listening. */
517 claim_connection(NULL,"",
518 FLAG_MSG_GENERAL|FLAG_MSG_SMBD|FLAG_MSG_DBWRAP);
520 /* Listen to messages */
522 messaging_register(smbd_messaging_context(), NULL,
523 MSG_SMB_SAM_SYNC, msg_sam_sync);
524 messaging_register(smbd_messaging_context(), NULL,
525 MSG_SHUTDOWN, msg_exit_server);
526 messaging_register(smbd_messaging_context(), NULL,
527 MSG_SMB_FILE_RENAME, msg_file_was_renamed);
528 messaging_register(smbd_messaging_context(), NULL,
529 MSG_SMB_CONF_UPDATED, smb_conf_updated);
530 messaging_register(smbd_messaging_context(), NULL,
531 MSG_SMB_STAT_CACHE_DELETE, smb_stat_cache_delete);
532 brl_register_msgs(smbd_messaging_context());
534 #ifdef CLUSTER_SUPPORT
535 if (lp_clustering()) {
536 ctdbd_register_reconfigure(messaging_ctdbd_connection());
541 messaging_register(smbd_messaging_context(), NULL,
542 MSG_SMB_INJECT_FAULT, msg_inject_fault);
545 /* now accept incoming connections - forking a new process
546 for each incoming connection */
547 DEBUG(2,("waiting for a connection\n"));
549 struct timeval now, idle_timeout;
559 while ((pid = sys_waitpid(-1, &status, WNOHANG)) > 0) {
560 bool unclean_shutdown = False;
562 /* If the child terminated normally, assume
563 it was an unclean shutdown unless the
566 if (WIFEXITED(status)) {
567 unclean_shutdown = WEXITSTATUS(status);
569 /* If the child terminated due to a signal
570 we always assume it was unclean.
572 if (WIFSIGNALED(status)) {
573 unclean_shutdown = True;
575 remove_child_pid(pid, unclean_shutdown);
579 if (run_events(smbd_event_context(), 0, NULL, NULL)) {
583 idle_timeout = timeval_zero();
585 memcpy((char *)&r_fds, (char *)&listen_set,
590 /* Kick off our mDNS registration. */
592 dns_register_smbd(&dns_reg, dns_port, &maxfd,
593 &r_fds, &idle_timeout);
596 event_add_to_select_args(smbd_event_context(), &now,
597 &r_fds, &w_fds, &idle_timeout,
600 num = sys_select(maxfd+1,&r_fds,&w_fds,NULL,
601 timeval_is_zero(&idle_timeout) ?
602 NULL : &idle_timeout);
604 if (run_events(smbd_event_context(), num, &r_fds, &w_fds)) {
608 if (num == -1 && errno == EINTR) {
610 exit_server_cleanly(NULL);
613 /* check for sighup processing */
614 if (reload_after_sighup) {
615 change_to_root_user();
616 DEBUG(1,("Reloading services after SIGHUP\n"));
617 reload_services(False);
618 reload_after_sighup = 0;
625 /* If the idle timeout fired and we don't have any connected
626 * users, exit gracefully. We should be running under a process
627 * controller that will restart us if necessry.
629 if (num == 0 && count_all_current_connections() == 0) {
630 exit_server_cleanly("idle timeout");
633 /* process pending nDNS responses */
634 if (dns_register_smbd_reply(dns_reg, &r_fds, &idle_timeout)) {
638 /* check if we need to reload services */
639 check_reload(time(NULL));
641 /* Find the sockets that are read-ready -
643 for( ; num > 0; num--) {
644 struct sockaddr addr;
645 socklen_t in_addrlen = sizeof(addr);
649 for(i = 0; i < num_sockets; i++) {
650 if(FD_ISSET(fd_listenset[i],&r_fds)) {
652 /* Clear this so we don't look
654 FD_CLR(fd_listenset[i],&r_fds);
659 smbd_set_server_fd(accept(s,&addr,&in_addrlen));
661 if (smbd_server_fd() == -1 && errno == EINTR)
664 if (smbd_server_fd() == -1) {
665 DEBUG(2,("open_sockets_smbd: accept: %s\n",
673 if (allowable_number_of_smbd_processes() &&
674 ((child = sys_fork())==0)) {
677 /* Stop zombies, the parent explicitly handles
678 * them, counting worker smbds. */
681 /* close the listening socket(s) */
682 for(i = 0; i < num_sockets; i++)
683 close(fd_listenset[i]);
685 /* close our mDNS daemon handle */
686 dns_register_close(&dns_reg);
688 /* close our standard file
690 close_low_fds(False);
693 if (!reinit_after_fork(
694 smbd_messaging_context(),
695 smbd_event_context(),
697 DEBUG(0,("reinit_after_fork() failed\n"));
698 smb_panic("reinit_after_fork() failed");
703 /* The parent doesn't need this socket */
704 close(smbd_server_fd());
706 /* Sun May 6 18:56:14 2001 ackley@cs.unm.edu:
707 Clear the closed fd info out of server_fd --
708 and more importantly, out of client_fd in
709 util_sock.c, to avoid a possible
710 getpeername failure if we reopen the logs
711 and use %I in the filename.
714 smbd_set_server_fd(-1);
717 add_child_pid(child);
720 /* Force parent to check log size after
721 * spawning child. Fix from
722 * klausr@ITAP.Physik.Uni-Stuttgart.De. The
723 * parent smbd will log to logserver.smb. It
724 * writes only two messages for each child
725 * started/finished. But each child writes,
726 * say, 50 messages also in logserver.smb,
727 * begining with the debug_count of the
728 * parent, before the child opens its own log
729 * file logserver.client. In a worst case
730 * scenario the size of logserver.smb would be
731 * checked after about 50*50=2500 messages
734 force_check_log_size();
739 /* NOTREACHED return True; */
742 /****************************************************************************
744 **************************************************************************/
745 void reload_printers(void)
748 int n_services = lp_numservices();
749 int pnum = lp_servicenumber(PRINTERS_NAME);
754 /* remove stale printers */
755 for (snum = 0; snum < n_services; snum++) {
756 /* avoid removing PRINTERS_NAME or non-autoloaded printers */
757 if (snum == pnum || !(lp_snum_ok(snum) && lp_print_ok(snum) &&
758 lp_autoloaded(snum)))
761 pname = lp_printername(snum);
762 if (!pcap_printername_ok(pname)) {
763 DEBUG(3, ("removing stale printer %s\n", pname));
765 if (is_printer_published(NULL, snum, NULL))
766 nt_printer_publish(NULL, snum, SPOOL_DS_UNPUBLISH);
767 del_a_printer(pname);
768 lp_killservice(snum);
775 /****************************************************************************
776 Reload the services file.
777 **************************************************************************/
779 bool reload_services(bool test)
784 char *fname = lp_configfile();
785 if (file_exist(fname) &&
786 !strcsequal(fname, get_dyn_CONFIGFILE())) {
787 set_dyn_CONFIGFILE(fname);
794 if (test && !lp_file_list_changed())
797 lp_killunused(conn_snum_used);
799 ret = lp_load(get_dyn_CONFIGFILE(), False, False, True, True);
803 /* perhaps the config filename is now set */
805 reload_services(True);
811 if (smbd_server_fd() != -1) {
812 set_socket_options(smbd_server_fd(),"SO_KEEPALIVE");
813 set_socket_options(smbd_server_fd(), lp_socket_options());
816 mangle_reset_cache();
819 /* this forces service parameters to be flushed */
820 set_current_service(NULL,0,True);
825 /****************************************************************************
827 ****************************************************************************/
829 /* Reasons for shutting down a server process. */
830 enum server_exit_reason { SERVER_EXIT_NORMAL, SERVER_EXIT_ABNORMAL };
832 static void exit_server_common(enum server_exit_reason how,
833 const char *const reason) _NORETURN_;
835 static void exit_server_common(enum server_exit_reason how,
836 const char *const reason)
842 exit_firsttime = false;
844 change_to_root_user();
846 if (negprot_global_auth_context) {
847 (negprot_global_auth_context->free)(&negprot_global_auth_context);
850 had_open_conn = conn_close_all();
852 invalidate_all_vuids();
854 /* 3 second timeout. */
855 print_notify_send_messages(smbd_messaging_context(), 3);
857 /* delete our entry in the connections database. */
858 yield_connection(NULL,"");
860 respond_to_all_remaining_local_messages();
863 if (dcelogin_atmost_once) {
869 /* Destroy Samba DMAPI session only if we are master smbd process */
871 if (!dmapi_destroy_session()) {
872 DEBUG(0,("Unable to close Samba DMAPI session\n"));
880 if (how != SERVER_EXIT_NORMAL) {
881 int oldlevel = DEBUGLEVEL;
886 DEBUG(0,("Abnormal server exit: %s\n",
887 reason ? reason : "no explanation provided"));
892 DEBUGLEVEL = oldlevel;
896 DEBUG(3,("Server exit (%s)\n",
897 (reason ? reason : "normal exit")));
900 /* if we had any open SMB connections when we exited then we
901 need to tell the parent smbd so that it can trigger a retry
902 of any locks we may have been holding or open files we were
911 void exit_server(const char *const explanation)
913 exit_server_common(SERVER_EXIT_ABNORMAL, explanation);
916 void exit_server_cleanly(const char *const explanation)
918 exit_server_common(SERVER_EXIT_NORMAL, explanation);
921 void exit_server_fault(void)
923 exit_server("critical server fault");
926 /****************************************************************************
927 Initialise connect, service and file structs.
928 ****************************************************************************/
930 static bool init_structs(void )
933 * Set the machine NETBIOS name if not already
934 * set from the config file.
952 /****************************************************************************
954 ****************************************************************************/
956 /* Declare prototype for build_options() to avoid having to run it through
957 mkproto.h. Mixing $(builddir) and $(srcdir) source files in the current
958 prototype generation system is too complicated. */
960 extern void build_options(bool screen);
962 int main(int argc,const char *argv[])
964 /* shall I run as a daemon */
965 bool is_daemon = false;
966 bool interactive = false;
968 bool no_process_group = false;
969 bool log_stdout = false;
971 char *profile_level = NULL;
974 bool print_build_options = False;
979 OPT_NO_PROCESS_GROUP,
982 struct poptOption long_options[] = {
984 {"daemon", 'D', POPT_ARG_NONE, NULL, OPT_DAEMON, "Become a daemon (default)" },
985 {"interactive", 'i', POPT_ARG_NONE, NULL, OPT_INTERACTIVE, "Run interactive (not a daemon)"},
986 {"foreground", 'F', POPT_ARG_NONE, NULL, OPT_FORK, "Run daemon in foreground (for daemontools, etc.)" },
987 {"no-process-group", '\0', POPT_ARG_NONE, NULL, OPT_NO_PROCESS_GROUP, "Don't create a new process group" },
988 {"log-stdout", 'S', POPT_ARG_NONE, NULL, OPT_LOG_STDOUT, "Log to stdout" },
989 {"build-options", 'b', POPT_ARG_NONE, NULL, 'b', "Print build options" },
990 {"port", 'p', POPT_ARG_STRING, &ports, 0, "Listen on the specified ports"},
991 {"profiling-level", 'P', POPT_ARG_STRING, &profile_level, 0, "Set profiling level","PROFILE_LEVEL"},
993 POPT_COMMON_DYNCONFIG
996 TALLOC_CTX *frame = talloc_stackframe(); /* Setup tos. */
1002 #ifdef HAVE_SET_AUTH_PARAMETERS
1003 set_auth_parameters(argc,argv);
1006 pc = poptGetContext("smbd", argc, argv, long_options, 0);
1007 while((opt = poptGetNextOpt(pc)) != -1) {
1012 case OPT_INTERACTIVE:
1018 case OPT_NO_PROCESS_GROUP:
1019 no_process_group = true;
1021 case OPT_LOG_STDOUT:
1025 print_build_options = True;
1028 d_fprintf(stderr, "\nInvalid option %s: %s\n\n",
1029 poptBadOption(pc, 0), poptStrerror(opt));
1030 poptPrintUsage(pc, stderr, 0);
1034 poptFreeContext(pc);
1041 setup_logging(argv[0],log_stdout);
1043 if (print_build_options) {
1044 build_options(True); /* Display output to screen as well as debug */
1051 /* needed for SecureWare on SCO */
1057 set_remote_machine_name("smbd", False);
1059 if (interactive && (DEBUGLEVEL >= 9)) {
1060 talloc_enable_leak_report();
1063 if (log_stdout && Fork) {
1064 DEBUG(0,("ERROR: Can't log to stdout (-S) unless daemon is in foreground (-F) or interactive (-i)\n"));
1068 /* we want to re-seed early to prevent time delays causing
1069 client problems at a later date. (tridge) */
1070 generate_random_buffer(NULL, 0);
1072 /* make absolutely sure we run as root - to handle cases where people
1073 are crazy enough to have it setuid */
1075 gain_root_privilege();
1076 gain_root_group_privilege();
1078 fault_setup((void (*)(void *))exit_server_fault);
1079 dump_core_setup("smbd");
1081 CatchSignal(SIGTERM , SIGNAL_CAST sig_term);
1082 CatchSignal(SIGHUP,SIGNAL_CAST sig_hup);
1084 /* we are never interested in SIGPIPE */
1085 BlockSignals(True,SIGPIPE);
1088 /* we are never interested in SIGFPE */
1089 BlockSignals(True,SIGFPE);
1092 #if defined(SIGUSR2)
1093 /* We are no longer interested in USR2 */
1094 BlockSignals(True,SIGUSR2);
1097 /* POSIX demands that signals are inherited. If the invoking process has
1098 * these signals masked, we will have problems, as we won't recieve them. */
1099 BlockSignals(False, SIGHUP);
1100 BlockSignals(False, SIGUSR1);
1101 BlockSignals(False, SIGTERM);
1103 /* we want total control over the permissions on created files,
1104 so set our umask to 0 */
1111 DEBUG(0,("smbd version %s started.\n", samba_version_string()));
1112 DEBUGADD(0,("%s\n", COPYRIGHT_STARTUP_MESSAGE));
1114 DEBUG(2,("uid=%d gid=%d euid=%d egid=%d\n",
1115 (int)getuid(),(int)getgid(),(int)geteuid(),(int)getegid()));
1117 /* Output the build options to the debug log */
1118 build_options(False);
1120 if (sizeof(uint16) < 2 || sizeof(uint32) < 4) {
1121 DEBUG(0,("ERROR: Samba is not configured correctly for the word size on your machine\n"));
1125 if (!lp_load_initial_only(get_dyn_CONFIGFILE())) {
1126 DEBUG(0, ("error opening config file\n"));
1130 if (smbd_messaging_context() == NULL)
1133 if (!reload_services(False))
1139 if (!profile_setup(smbd_messaging_context(), False)) {
1140 DEBUG(0,("ERROR: failed to setup profiling\n"));
1143 if (profile_level != NULL) {
1144 int pl = atoi(profile_level);
1145 struct server_id src;
1147 DEBUG(1, ("setting profiling level: %s\n",profile_level));
1149 set_profile_level(pl, src);
1153 DEBUG(3,( "loaded services\n"));
1155 if (!is_daemon && !is_a_socket(0)) {
1157 DEBUG(0,("standard input is not a socket, assuming -D option\n"));
1160 * Setting is_daemon here prevents us from eventually calling
1161 * the open_sockets_inetd()
1167 if (is_daemon && !interactive) {
1168 DEBUG( 3, ( "Becoming a daemon.\n" ) );
1169 become_daemon(Fork, no_process_group);
1174 * If we're interactive we want to set our own process group for
1175 * signal management.
1177 if (interactive && !no_process_group)
1178 setpgid( (pid_t)0, (pid_t)0);
1181 if (!directory_exist(lp_lockdir()))
1182 mkdir(lp_lockdir(), 0755);
1185 pidfile_create("smbd");
1187 if (!reinit_after_fork(smbd_messaging_context(),
1188 smbd_event_context(), false)) {
1189 DEBUG(0,("reinit_after_fork() failed\n"));
1193 /* Setup all the TDB's - including CLEAR_IF_FIRST tdb's. */
1195 if (smbd_memcache() == NULL) {
1199 memcache_set_global(smbd_memcache());
1201 /* Initialise the password backed before the global_sam_sid
1202 to ensure that we fetch from ldap before we make a domain sid up */
1204 if(!initialize_password_db(False, smbd_event_context()))
1207 if (!secrets_init()) {
1208 DEBUG(0, ("ERROR: smbd can not open secrets.tdb\n"));
1212 if(!get_global_sam_sid()) {
1213 DEBUG(0,("ERROR: Samba cannot create a SAM SID.\n"));
1217 if (!session_init())
1220 if (!connections_init(True))
1223 if (!locking_init())
1228 if (!W_ERROR_IS_OK(registry_init_full()))
1232 if (!init_svcctl_db())
1236 if (!print_backend_init(smbd_messaging_context()))
1239 if (!init_guest_info()) {
1240 DEBUG(0,("ERROR: failed to setup guest info.\n"));
1244 /* only start the background queue daemon if we are
1245 running as a daemon -- bad things will happen if
1246 smbd is launched via inetd and we fork a copy of
1249 if (is_daemon && !interactive
1250 && lp_parm_bool(-1, "smbd", "backgroundqueue", true)) {
1251 start_background_queue();
1254 if (!open_sockets_smbd(is_daemon, interactive, ports))
1261 exit_server_cleanly(NULL);