This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2 of the License, or
+ the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "includes.h"
+static_decl_rpc;
+
static int am_parent = 1;
/* the last message the was processed */
/* a useful macro to debug the last message processed */
#define LAST_MESSAGE() smb_fn_name(last_message)
+extern struct auth_context *negprot_global_auth_context;
extern pstring user_socket_options;
extern SIG_ATOMIC_T got_sig_term;
extern SIG_ATOMIC_T reload_after_sighup;
+static SIG_ATOMIC_T got_sig_cld;
#ifdef WITH_DFS
extern int dcelogin_atmost_once;
client_setfd(fd);
}
+struct event_context *smbd_event_context(void)
+{
+ static struct event_context *ctx;
+
+ if (!ctx && !(ctx = event_context_init(NULL))) {
+ smb_panic("Could not init smbd event context");
+ }
+ return ctx;
+}
+
+struct messaging_context *smbd_messaging_context(void)
+{
+ static struct messaging_context *ctx;
+
+ if (!ctx && !(ctx = messaging_init(NULL, server_id_self(),
+ smbd_event_context()))) {
+ smb_panic("Could not init smbd messaging context");
+ }
+ return ctx;
+}
+
+/*******************************************************************
+ What to do when smb.conf is updated.
+ ********************************************************************/
+
+static void smb_conf_updated(struct messaging_context *msg,
+ void *private_data,
+ uint32_t msg_type,
+ struct server_id server_id,
+ DATA_BLOB *data)
+{
+ DEBUG(10,("smb_conf_updated: Got message saying smb.conf was "
+ "updated. Reloading.\n"));
+ reload_services(False);
+}
+
+
+/*******************************************************************
+ Delete a statcache entry.
+ ********************************************************************/
+
+static void smb_stat_cache_delete(struct messaging_context *msg,
+ void *private_data,
+ uint32_t msg_tnype,
+ struct server_id server_id,
+ DATA_BLOB *data)
+{
+ const char *name = (const char *)data->data;
+ DEBUG(10,("smb_stat_cache_delete: delete name %s\n", name));
+ stat_cache_delete(name);
+}
+
/****************************************************************************
Terminate signal.
****************************************************************************/
static void sig_term(void)
{
got_sig_term = 1;
- sys_select_signal();
+ sys_select_signal(SIGTERM);
}
/****************************************************************************
static void sig_hup(int sig)
{
reload_after_sighup = 1;
- sys_select_signal();
+ sys_select_signal(SIGHUP);
+}
+
+/****************************************************************************
+ Catch a sigcld
+****************************************************************************/
+static void sig_cld(int sig)
+{
+ got_sig_cld = 1;
+ sys_select_signal(SIGCLD);
}
/****************************************************************************
somewhere else.
****************************************************************************/
-static void msg_sam_sync(int UNUSED(msg_type), pid_t UNUSED(pid),
- void *UNUSED(buf), size_t UNUSED(len))
+static void msg_sam_sync(struct messaging_context *msg,
+ void *private_data,
+ uint32_t msg_type,
+ struct server_id server_id,
+ DATA_BLOB *data)
{
DEBUG(10, ("** sam sync message received, ignoring\n"));
}
-/****************************************************************************
- Process a sam sync replicate message - not sure whether to do this here or
- somewhere else.
-****************************************************************************/
-
-static void msg_sam_repl(int msg_type, pid_t pid, void *buf, size_t len)
-{
- uint32 low_serial;
-
- if (len != sizeof(uint32))
- return;
-
- low_serial = *((uint32 *)buf);
-
- DEBUG(3, ("received sam replication message, serial = 0x%04x\n",
- low_serial));
-}
/****************************************************************************
Open the socket communication - inetd.
return True;
}
-static void msg_exit_server(int msg_type, pid_t src, void *buf, size_t len)
+static void msg_exit_server(struct messaging_context *msg,
+ void *private_data,
+ uint32_t msg_type,
+ struct server_id server_id,
+ DATA_BLOB *data)
+{
+ DEBUG(3, ("got a SHUTDOWN message\n"));
+ exit_server_cleanly(NULL);
+}
+
+#ifdef DEVELOPER
+static void msg_inject_fault(struct messaging_context *msg,
+ void *private_data,
+ uint32_t msg_type,
+ struct server_id src,
+ DATA_BLOB *data)
+{
+ int sig;
+
+ if (data->length != sizeof(sig)) {
+
+ DEBUG(0, ("Process %s sent bogus signal injection request\n",
+ procid_str_static(&src)));
+ return;
+ }
+
+ sig = *(int *)data->data;
+ if (sig == -1) {
+ exit_server("internal error injected");
+ return;
+ }
+
+#if HAVE_STRSIGNAL
+ DEBUG(0, ("Process %s requested injection of signal %d (%s)\n",
+ procid_str_static(&src), sig, strsignal(sig)));
+#else
+ DEBUG(0, ("Process %s requested injection of signal %d\n",
+ procid_str_static(&src), sig));
+#endif
+
+ kill(sys_getpid(), sig);
+}
+#endif /* DEVELOPER */
+
+struct child_pid {
+ struct child_pid *prev, *next;
+ pid_t pid;
+};
+
+static struct child_pid *children;
+static int num_children;
+
+static void add_child_pid(pid_t pid)
{
- exit_server("Got a SHUTDOWN message");
+ struct child_pid *child;
+
+ if (lp_max_smbd_processes() == 0) {
+ /* Don't bother with the child list if we don't care anyway */
+ return;
+ }
+
+ child = SMB_MALLOC_P(struct child_pid);
+ if (child == NULL) {
+ DEBUG(0, ("Could not add child struct -- malloc failed\n"));
+ return;
+ }
+ child->pid = pid;
+ DLIST_ADD(children, child);
+ num_children += 1;
}
+static void remove_child_pid(pid_t pid)
+{
+ struct child_pid *child;
+
+ if (lp_max_smbd_processes() == 0) {
+ /* Don't bother with the child list if we don't care anyway */
+ return;
+ }
+
+ for (child = children; child != NULL; child = child->next) {
+ if (child->pid == pid) {
+ struct child_pid *tmp = child;
+ DLIST_REMOVE(children, child);
+ SAFE_FREE(tmp);
+ num_children -= 1;
+ return;
+ }
+ }
+
+ DEBUG(0, ("Could not find child %d -- ignoring\n", (int)pid));
+}
/****************************************************************************
Have we reached the process limit ?
if (!max_processes)
return True;
- {
- TDB_CONTEXT *tdb = conn_tdb_ctx();
- int32 val;
- if (!tdb) {
- DEBUG(0,("allowable_number_of_smbd_processes: can't open connection tdb.\n" ));
- return False;
- }
-
- val = tdb_fetch_int32(tdb, "INFO/total_smbds");
- if (val == -1 && (tdb_error(tdb) != TDB_ERR_NOEXIST)) {
- DEBUG(0,("allowable_number_of_smbd_processes: can't fetch INFO/total_smbds. Error %s\n",
- tdb_errorstr(tdb) ));
- return False;
- }
- if (val > max_processes) {
- DEBUG(0,("allowable_number_of_smbd_processes: number of processes (%d) is over allowed limit (%d)\n",
- val, max_processes ));
- return False;
- }
- }
- return True;
+ return num_children < max_processes;
}
/****************************************************************************
int fd_listenset[FD_SETSIZE];
fd_set listen_set;
int s;
+ int maxfd = 0;
int i;
char *ports;
#endif
/* Stop zombies */
- CatchChild();
+ CatchSignal(SIGCLD, sig_cld);
FD_ZERO(&listen_set);
continue;
}
- for (ptr=ports; next_token(&ptr, tok, NULL, sizeof(tok)); ) {
+ for (ptr=ports; next_token(&ptr, tok, " \t,", sizeof(tok)); ) {
unsigned port = atoi(tok);
- if (port == 0) continue;
+ if (port == 0 || port > 0xffff) {
+ continue;
+ }
s = fd_listenset[num_sockets] = open_socket_in(SOCK_STREAM, port, 0, ifip->s_addr, True);
if(s == -1)
return False;
return False;
}
FD_SET(s,&listen_set);
+ maxfd = MAX( maxfd, s);
num_sockets++;
if (num_sockets >= FD_SETSIZE) {
num_interfaces = 1;
- for (ptr=ports; next_token(&ptr, tok, NULL, sizeof(tok)); ) {
+ for (ptr=ports; next_token(&ptr, tok, " \t,", sizeof(tok)); ) {
unsigned port = atoi(tok);
- if (port == 0) continue;
+ if (port == 0 || port > 0xffff) continue;
/* open an incoming socket */
s = open_socket_in(SOCK_STREAM, port, 0,
interpret_addr(lp_socket_address()),True);
fd_listenset[num_sockets] = s;
FD_SET(s,&listen_set);
+ maxfd = MAX( maxfd, s);
num_sockets++;
SAFE_FREE(ports);
+
+ /* Setup the main smbd so that we can get messages. Note that
+ do this after starting listening. This is needed as when in
+ clustered mode, ctdb won't allow us to start doing database
+ operations until it has gone thru a full startup, which
+ includes checking to see that smbd is listening. */
+ claim_connection(NULL,"",FLAG_MSG_GENERAL|FLAG_MSG_SMBD);
+
/* Listen to messages */
- message_register(MSG_SMB_SAM_SYNC, msg_sam_sync);
- message_register(MSG_SMB_SAM_REPL, msg_sam_repl);
- message_register(MSG_SHUTDOWN, msg_exit_server);
+ messaging_register(smbd_messaging_context(), NULL,
+ MSG_SMB_SAM_SYNC, msg_sam_sync);
+ messaging_register(smbd_messaging_context(), NULL,
+ MSG_SHUTDOWN, msg_exit_server);
+ messaging_register(smbd_messaging_context(), NULL,
+ MSG_SMB_FILE_RENAME, msg_file_was_renamed);
+ messaging_register(smbd_messaging_context(), NULL,
+ MSG_SMB_CONF_UPDATED, smb_conf_updated);
+ messaging_register(smbd_messaging_context(), NULL,
+ MSG_SMB_STAT_CACHE_DELETE, smb_stat_cache_delete);
+ brl_register_msgs(smbd_messaging_context());
+
+#ifdef DEVELOPER
+ messaging_register(smbd_messaging_context(), NULL,
+ MSG_SMB_INJECT_FAULT, msg_inject_fault);
+#endif
/* now accept incoming connections - forking a new process
for each incoming connection */
DEBUG(2,("waiting for a connection\n"));
while (1) {
- fd_set lfds;
+ struct timeval now, idle_timeout;
+ fd_set r_fds, w_fds;
int num;
- /* Free up temporary memory from the main smbd. */
- lp_talloc_free();
-
/* Ensure we respond to PING and DEBUG messages from the main smbd. */
- message_dispatch();
+ message_dispatch(smbd_messaging_context());
+
+ if (got_sig_cld) {
+ pid_t pid;
+ got_sig_cld = False;
+
+ while ((pid = sys_waitpid(-1, NULL, WNOHANG)) > 0) {
+ remove_child_pid(pid);
+ }
+ }
- memcpy((char *)&lfds, (char *)&listen_set,
+ idle_timeout = timeval_zero();
+
+ memcpy((char *)&r_fds, (char *)&listen_set,
sizeof(listen_set));
-
- num = sys_select(FD_SETSIZE,&lfds,NULL,NULL,NULL);
-
+ FD_ZERO(&w_fds);
+ GetTimeOfDay(&now);
+
+ event_add_to_select_args(smbd_event_context(), &now,
+ &r_fds, &w_fds, &idle_timeout,
+ &maxfd);
+
+ num = sys_select(maxfd+1,&r_fds,&w_fds,NULL,
+ timeval_is_zero(&idle_timeout) ?
+ NULL : &idle_timeout);
+
if (num == -1 && errno == EINTR) {
if (got_sig_term) {
- exit_server("Caught TERM signal");
+ exit_server_cleanly(NULL);
}
/* check for sighup processing */
continue;
}
+ if (run_events(smbd_event_context(), num, &r_fds, &w_fds)) {
+ continue;
+ }
+
/* check if we need to reload services */
check_reload(time(NULL));
for( ; num > 0; num--) {
struct sockaddr addr;
socklen_t in_addrlen = sizeof(addr);
+ pid_t child = 0;
s = -1;
for(i = 0; i < num_sockets; i++) {
- if(FD_ISSET(fd_listenset[i],&lfds)) {
+ if(FD_ISSET(fd_listenset[i],&r_fds)) {
s = fd_listenset[i];
/* Clear this so we don't look
at it again. */
- FD_CLR(fd_listenset[i],&lfds);
+ FD_CLR(fd_listenset[i],&r_fds);
break;
}
}
if (smbd_server_fd() != -1 && interactive)
return True;
- if (allowable_number_of_smbd_processes() && smbd_server_fd() != -1 && sys_fork()==0) {
+ if (allowable_number_of_smbd_processes() &&
+ smbd_server_fd() != -1 &&
+ ((child = sys_fork())==0)) {
/* Child code ... */
+
+ /* Stop zombies, the parent explicitly handles
+ * them, counting worker smbds. */
+ CatchChild();
/* close the listening socket(s) */
for(i = 0; i < num_sockets; i++)
/* this is needed so that we get decent entries
in smbstatus for port 445 connects */
- set_remote_machine_name(get_peer_addr(smbd_server_fd()), False);
+ set_remote_machine_name(get_peer_addr(smbd_server_fd()),
+ False);
- /* Reset global variables in util.c so
- that client substitutions will be
- done correctly in the process. */
- reset_globals_after_fork();
-
- /* tdb needs special fork handling - remove CLEAR_IF_FIRST flags */
- if (tdb_reopen_all() == -1) {
+ /* Reset the state of the random
+ * number generation system, so
+ * children do not get the same random
+ * numbers as each other */
+
+ set_need_random_reseed();
+ /* tdb needs special fork handling - remove
+ * CLEAR_IF_FIRST flags */
+ if (tdb_reopen_all(1) == -1) {
DEBUG(0,("tdb_reopen_all failed.\n"));
- smb_panic("tdb_reopen_all failed.");
+ smb_panic("tdb_reopen_all failed");
}
return True;
smbd_set_server_fd(-1);
+ if (child != 0) {
+ add_child_pid(child);
+ }
+
/* Force parent to check log size after
* spawning child. Fix from
* klausr@ITAP.Physik.Uni-Stuttgart.De. The
/* NOTREACHED return True; */
}
+/****************************************************************************
+ Reload printers
+**************************************************************************/
+void reload_printers(void)
+{
+ int snum;
+ int n_services = lp_numservices();
+ int pnum = lp_servicenumber(PRINTERS_NAME);
+ const char *pname;
+
+ pcap_cache_reload();
+
+ /* remove stale printers */
+ for (snum = 0; snum < n_services; snum++) {
+ /* avoid removing PRINTERS_NAME or non-autoloaded printers */
+ if (snum == pnum || !(lp_snum_ok(snum) && lp_print_ok(snum) &&
+ lp_autoloaded(snum)))
+ continue;
+
+ pname = lp_printername(snum);
+ if (!pcap_printername_ok(pname)) {
+ DEBUG(3, ("removing stale printer %s\n", pname));
+
+ if (is_printer_published(NULL, snum, NULL))
+ nt_printer_publish(NULL, snum, SPOOL_DS_UNPUBLISH);
+ del_a_printer(pname);
+ lp_killservice(snum);
+ }
+ }
+
+ load_printers();
+}
+
/****************************************************************************
Reload the services file.
**************************************************************************/
return(True);
lp_killunused(conn_snum_used);
-
- ret = lp_load(dyn_CONFIGFILE, False, False, True);
- load_printers();
+ ret = lp_load(dyn_CONFIGFILE, False, False, True, True);
+
+ reload_printers();
/* perhaps the config filename is now set */
if (!test)
load_interfaces();
- {
- if (smbd_server_fd() != -1) {
- set_socket_options(smbd_server_fd(),"SO_KEEPALIVE");
- set_socket_options(smbd_server_fd(), user_socket_options);
- }
+ if (smbd_server_fd() != -1) {
+ set_socket_options(smbd_server_fd(),"SO_KEEPALIVE");
+ set_socket_options(smbd_server_fd(), user_socket_options);
}
mangle_reset_cache();
reset_stat_cache();
/* this forces service parameters to be flushed */
- set_current_service(NULL,True);
+ set_current_service(NULL,0,True);
return(ret);
}
-
-#if DUMP_CORE
-/*******************************************************************
-prepare to dump a core file - carefully!
-********************************************************************/
-static BOOL dump_core(void)
-{
- char *p;
- pstring dname;
-
- pstrcpy(dname,lp_logfile());
- if ((p=strrchr_m(dname,'/'))) *p=0;
- pstrcat(dname,"/corefiles");
- mkdir(dname,0700);
- sys_chown(dname,getuid(),getgid());
- chmod(dname,0700);
- if (chdir(dname)) return(False);
- umask(~(0700));
-
-#ifdef HAVE_GETRLIMIT
-#ifdef RLIMIT_CORE
- {
- struct rlimit rlp;
- getrlimit(RLIMIT_CORE, &rlp);
- rlp.rlim_cur = MAX(4*1024*1024,rlp.rlim_cur);
- setrlimit(RLIMIT_CORE, &rlp);
- getrlimit(RLIMIT_CORE, &rlp);
- DEBUG(3,("Core limits now %d %d\n",
- (int)rlp.rlim_cur,(int)rlp.rlim_max));
- }
-#endif
-#endif
-
-
- DEBUG(0,("Dumping core in %s\n", dname));
- /* Ensure we don't have a signal handler for abort. */
-#ifdef SIGABRT
- CatchSignal(SIGABRT,SIGNAL_CAST SIG_DFL);
-#endif
- abort();
- return(True);
-}
-#endif
-
/****************************************************************************
Exit the server.
****************************************************************************/
-void exit_server(const char *reason)
+/* Reasons for shutting down a server process. */
+enum server_exit_reason { SERVER_EXIT_NORMAL, SERVER_EXIT_ABNORMAL };
+
+static void exit_server_common(enum server_exit_reason how,
+ const char *const reason) NORETURN_ATTRIBUTE;
+
+static void exit_server_common(enum server_exit_reason how,
+ const char *const reason)
{
static int firsttime=1;
- extern char *last_inbuf;
- extern struct auth_context *negprot_global_auth_context;
if (!firsttime)
exit(0);
firsttime = 0;
change_to_root_user();
- DEBUG(2,("Closing connections\n"));
if (negprot_global_auth_context) {
(negprot_global_auth_context->free)(&negprot_global_auth_context);
invalidate_all_vuids();
- print_notify_send_messages(3); /* 3 second timeout. */
-
- /* run all registered exit events */
- smb_run_exit_events();
+ /* 3 second timeout. */
+ print_notify_send_messages(smbd_messaging_context(), 3);
/* delete our entry in the connections database. */
yield_connection(NULL,"");
respond_to_all_remaining_local_messages();
- decrement_smbd_process_count();
#ifdef WITH_DFS
if (dcelogin_atmost_once) {
}
#endif
- if (!reason) {
+ locking_end();
+ printing_end();
+
+ if (how != SERVER_EXIT_NORMAL) {
int oldlevel = DEBUGLEVEL;
+
DEBUGLEVEL = 10;
- DEBUG(0,("Last message was %s\n",smb_fn_name(last_message)));
- if (last_inbuf)
- show_msg(last_inbuf);
+
+ DEBUGSEP(0);
+ DEBUG(0,("Abnormal server exit: %s\n",
+ reason ? reason : "no explanation provided"));
+ DEBUGSEP(0);
+
+ log_stack_trace();
+
DEBUGLEVEL = oldlevel;
- DEBUG(0,("===============================================================\n"));
-#if DUMP_CORE
- if (dump_core()) return;
-#endif
- }
+ dump_core();
- locking_end();
- printing_end();
+ } else {
+ DEBUG(3,("Server exit (%s)\n",
+ (reason ? reason : "normal exit")));
+ }
- DEBUG(3,("Server exit (%s)\n", (reason ? reason : "")));
exit(0);
}
+void exit_server(const char *const explanation)
+{
+ exit_server_common(SERVER_EXIT_ABNORMAL, explanation);
+}
+
+void exit_server_cleanly(const char *const explanation)
+{
+ exit_server_common(SERVER_EXIT_NORMAL, explanation);
+}
+
+void exit_server_fault(void)
+{
+ exit_server("critical server fault");
+}
+
/****************************************************************************
Initialise connect, service and file structs.
****************************************************************************/
return True;
}
+/*
+ * Send keepalive packets to our client
+ */
+static BOOL keepalive_fn(const struct timeval *now, void *private_data)
+{
+ if (!send_keepalive(smbd_server_fd())) {
+ DEBUG( 2, ( "Keepalive failed - exiting.\n" ) );
+ return False;
+ }
+ return True;
+}
+
+/*
+ * Do the recurring check if we're idle
+ */
+static BOOL deadtime_fn(const struct timeval *now, void *private_data)
+{
+ if ((conn_num_open() == 0)
+ || (conn_idle_all(now->tv_sec))) {
+ DEBUG( 2, ( "Closing idle connection\n" ) );
+ messaging_send(smbd_messaging_context(), procid_self(),
+ MSG_SHUTDOWN, &data_blob_null);
+ return False;
+ }
+
+ return True;
+}
+
+
/****************************************************************************
main program.
****************************************************************************/
mkproto.h. Mixing $(builddir) and $(srcdir) source files in the current
prototype generation system is too complicated. */
-void build_options(BOOL screen);
+extern void build_options(BOOL screen);
int main(int argc,const char *argv[])
{
static BOOL is_daemon = False;
static BOOL interactive = False;
static BOOL Fork = True;
+ static BOOL no_process_group = False;
static BOOL log_stdout = False;
static char *ports = NULL;
+ static char *profile_level = NULL;
int opt;
poptContext pc;
+ BOOL print_build_options = False;
struct poptOption long_options[] = {
- POPT_AUTOHELP
+ POPT_AUTOHELP
{"daemon", 'D', POPT_ARG_VAL, &is_daemon, True, "Become a daemon (default)" },
{"interactive", 'i', POPT_ARG_VAL, &interactive, True, "Run interactive (not a daemon)"},
- {"foreground", 'F', POPT_ARG_VAL, &Fork, False, "Run daemon in foreground (for daemontools & etc)" },
+ {"foreground", 'F', POPT_ARG_VAL, &Fork, False, "Run daemon in foreground (for daemontools, etc.)" },
+ {"no-process-group", '\0', POPT_ARG_VAL, &no_process_group, True, "Don't create a new process group" },
{"log-stdout", 'S', POPT_ARG_VAL, &log_stdout, True, "Log to stdout" },
{"build-options", 'b', POPT_ARG_NONE, NULL, 'b', "Print build options" },
{"port", 'p', POPT_ARG_STRING, &ports, 0, "Listen on the specified ports"},
+ {"profiling-level", 'P', POPT_ARG_STRING, &profile_level, 0, "Set profiling level","PROFILE_LEVEL"},
POPT_COMMON_SAMBA
- { NULL }
+ POPT_COMMON_DYNCONFIG
+ POPT_TABLEEND
};
+ load_case_tables();
+
+ TimeInit();
+
#ifdef HAVE_SET_AUTH_PARAMETERS
set_auth_parameters(argc,argv);
#endif
pc = poptGetContext("smbd", argc, argv, long_options, 0);
-
while((opt = poptGetNextOpt(pc)) != -1) {
switch (opt) {
case 'b':
- build_options(True); /* Display output to screen as well as debug */
- exit(0);
+ print_build_options = True;
break;
+ default:
+ d_fprintf(stderr, "\nInvalid option %s: %s\n\n",
+ poptBadOption(pc, 0), poptStrerror(opt));
+ poptPrintUsage(pc, stderr, 0);
+ exit(1);
}
}
-
poptFreeContext(pc);
+ if (print_build_options) {
+ build_options(True); /* Display output to screen as well as debug */
+ exit(0);
+ }
+
#ifdef HAVE_SETLUID
/* needed for SecureWare on SCO */
setluid(0);
sec_init();
- load_case_tables();
-
set_remote_machine_name("smbd", False);
if (interactive) {
log_stdout = True;
}
+ if (interactive && (DEBUGLEVEL >= 9)) {
+ talloc_enable_leak_report();
+ }
+
if (log_stdout && Fork) {
DEBUG(0,("ERROR: Can't log to stdout (-S) unless daemon is in foreground (-F) or interactive (-i)\n"));
exit(1);
/* we want to re-seed early to prevent time delays causing
client problems at a later date. (tridge) */
- generate_random_buffer(NULL, 0, False);
+ generate_random_buffer(NULL, 0);
/* make absolutely sure we run as root - to handle cases where people
are crazy enough to have it setuid */
gain_root_privilege();
gain_root_group_privilege();
- fault_setup((void (*)(void *))exit_server);
+ fault_setup((void (*)(void *))exit_server_fault);
+ dump_core_setup("smbd");
+
CatchSignal(SIGTERM , SIGNAL_CAST sig_term);
CatchSignal(SIGHUP,SIGNAL_CAST sig_hup);
reopen_logs();
DEBUG(0,( "smbd version %s started.\n", SAMBA_VERSION_STRING));
- DEBUGADD(0,( "Copyright Andrew Tridgell and the Samba Team 1992-2004\n"));
+ DEBUGADD( 0, ( "%s\n", COPYRIGHT_STARTUP_MESSAGE ) );
DEBUG(2,("uid=%d gid=%d euid=%d egid=%d\n",
(int)getuid(),(int)getgid(),(int)geteuid(),(int)getegid()));
init_structs();
#ifdef WITH_PROFILE
- if (!profile_setup(False)) {
+ if (!profile_setup(smbd_messaging_context(), False)) {
DEBUG(0,("ERROR: failed to setup profiling\n"));
return -1;
}
+ if (profile_level != NULL) {
+ int pl = atoi(profile_level);
+ struct server_id src;
+
+ DEBUG(1, ("setting profiling level: %s\n",profile_level));
+ src.pid = getpid();
+ set_profile_level(pl, src);
+ }
#endif
DEBUG(3,( "loaded services\n"));
if (is_daemon && !interactive) {
DEBUG( 3, ( "Becoming a daemon.\n" ) );
- become_daemon(Fork);
+ become_daemon(Fork, no_process_group);
}
#if HAVE_SETPGID
* If we're interactive we want to set our own process group for
* signal management.
*/
- if (interactive)
+ if (interactive && !no_process_group)
setpgid( (pid_t)0, (pid_t)0);
#endif
pidfile_create("smbd");
/* Setup all the TDB's - including CLEAR_IF_FIRST tdb's. */
- if (!message_init())
+
+ if (smbd_messaging_context() == NULL)
exit(1);
- if (!session_init())
+ /* Initialise the password backed before the global_sam_sid
+ to ensure that we fetch from ldap before we make a domain sid up */
+
+ if(!initialize_password_db(False, smbd_event_context()))
exit(1);
- if (conn_tdb_ctx() == NULL)
+ if (!secrets_init()) {
+ DEBUG(0, ("ERROR: smbd can not open secrets.tdb\n"));
exit(1);
+ }
- if (!locking_init(0))
+ if(!get_global_sam_sid()) {
+ DEBUG(0,("ERROR: Samba cannot create a SAM SID.\n"));
+ exit(1);
+ }
+
+ if (!session_init())
+ exit(1);
+
+ if (!connections_init(True))
exit(1);
- if (!share_info_db_init())
+ if (!locking_init(0))
exit(1);
namecache_enable();
if (!init_registry())
exit(1);
- if (!print_backend_init())
+#if 0
+ if (!init_svcctl_db())
+ exit(1);
+#endif
+
+ if (!print_backend_init(smbd_messaging_context()))
exit(1);
- /* Setup the main smbd so that we can get messages. */
- claim_connection(NULL,"",0,True,FLAG_MSG_GENERAL|FLAG_MSG_SMBD);
+ if (!init_guest_info()) {
+ DEBUG(0,("ERROR: failed to setup guest info.\n"));
+ return -1;
+ }
+
+ /* only start the background queue daemon if we are
+ running as a daemon -- bad things will happen if
+ smbd is launched via inetd and we fork a copy of
+ ourselves here */
- /*
- DO NOT ENABLE THIS TILL YOU COPE WITH KILLING THESE TASKS AND INETD
- THIS *killed* LOTS OF BUILD FARM MACHINES. IT CREATED HUNDREDS OF
- smbd PROCESSES THAT NEVER DIE
- start_background_queue();
- */
+ if ( is_daemon && !interactive )
+ start_background_queue();
+
+ /* Always attempt to initialize DMAPI. We will only use it later if
+ * lp_dmapi_support is set on the share, but we need a single global
+ * session to work with.
+ */
+ dmapi_init_session();
if (!open_sockets_smbd(is_daemon, interactive, ports))
exit(1);
* everything after this point is run after the fork()
*/
- /* Initialise the password backed before the global_sam_sid
- to ensure that we fetch from ldap before we make a domain sid up */
-
- if(!initialize_password_db(False))
- exit(1);
-
- if(!get_global_sam_sid()) {
- DEBUG(0,("ERROR: Samba cannot create a SAM SID.\n"));
- exit(1);
- }
-
static_init_rpc;
init_modules();
- /* possibly reload the services file. */
- reload_services(True);
+ /* Possibly reload the services file. Only worth doing in
+ * daemon mode. In inetd mode, we know we only just loaded this.
+ */
+ if (is_daemon) {
+ reload_services(True);
+ }
if (!init_account_policy()) {
DEBUG(0,("Could not open account policy tdb.\n"));
}
/* Setup oplocks */
- if (!init_oplocks())
+ if (!init_oplocks(smbd_messaging_context()))
exit(1);
- /* Setup change notify */
- if (!init_change_notify())
- exit(1);
+ /* Setup aio signal handler. */
+ initialize_async_io_handler();
- /* re-initialise the timezone */
- TimeInit();
+ /*
+ * For clustering, we need to re-init our ctdbd connection after the
+ * fork
+ */
+ if (!NT_STATUS_IS_OK(messaging_reinit(smbd_messaging_context())))
+ exit(1);
/* register our message handlers */
- message_register(MSG_SMB_FORCE_TDIS, msg_force_tdis);
+ messaging_register(smbd_messaging_context(), NULL,
+ MSG_SMB_FORCE_TDIS, msg_force_tdis);
+
+ if ((lp_keepalive() != 0)
+ && !(event_add_idle(smbd_event_context(), NULL,
+ timeval_set(lp_keepalive(), 0),
+ "keepalive", keepalive_fn,
+ NULL))) {
+ DEBUG(0, ("Could not add keepalive event\n"));
+ exit(1);
+ }
+
+ if (!(event_add_idle(smbd_event_context(), NULL,
+ timeval_set(IDLE_CLOSED_TIMEOUT, 0),
+ "deadtime", deadtime_fn, NULL))) {
+ DEBUG(0, ("Could not add deadtime event\n"));
+ exit(1);
+ }
smbd_process();
-
+
namecache_shutdown();
- exit_server("normal exit");
+
+ exit_server_cleanly(NULL);
return(0);
}