2 Unix SMB/CIFS implementation.
4 Main SMB server routines
6 Copyright (C) Andrew Tridgell 1992-2005
7 Copyright (C) Martin Pool 2002
8 Copyright (C) Jelmer Vernooij 2002
9 Copyright (C) James J Myers 2003 <myersjj@samba.org>
11 This program is free software; you can redistribute it and/or modify
12 it under the terms of the GNU General Public License as published by
13 the Free Software Foundation; either version 2 of the License, or
14 (at your option) any later version.
16 This program is distributed in the hope that it will be useful,
17 but WITHOUT ANY WARRANTY; without even the implied warranty of
18 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 GNU General Public License for more details.
21 You should have received a copy of the GNU General Public License
22 along with this program; if not, write to the Free Software
23 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
28 #include "dynconfig.h"
29 #include "lib/cmdline/popt_common.h"
30 #include "system/dir.h"
34 cleanup temporary files. This is the new alternative to
35 TDB_CLEAR_IF_FIRST. Unfortunately TDB_CLEAR_IF_FIRST is not
36 efficient on unix systems due to the lack of scaling of the byte
37 range locking system. So instead of putting the burden on tdb to
38 cleanup tmp files, this function deletes them.
40 static void cleanup_tmp_files(void)
45 TALLOC_CTX *mem_ctx = talloc_new(NULL);
47 path = smbd_tmp_path(mem_ctx, NULL);
55 for (de=readdir(dir);de;de=readdir(dir)) {
56 char *fname = talloc_asprintf(mem_ctx, "%s/%s", path, de->d_name);
57 int ret = unlink(fname);
62 DEBUG(0,("Unabled to delete '%s' - %s\n",
63 fname, strerror(errno)));
64 smb_panic("unable to cleanup tmp files");
76 static void setup_signals(void)
80 /* we are never interested in SIGPIPE */
81 BlockSignals(True,SIGPIPE);
84 /* we are never interested in SIGFPE */
85 BlockSignals(True,SIGFPE);
89 /* We are no longer interested in USR2 */
90 BlockSignals(True,SIGUSR2);
93 /* POSIX demands that signals are inherited. If the invoking process has
94 * these signals masked, we will have problems, as we won't recieve them. */
95 BlockSignals(False, SIGHUP);
96 BlockSignals(False, SIGUSR1);
97 BlockSignals(False, SIGTERM);
104 static int binary_smbd_main(int argc, const char *argv[])
106 BOOL interactive = False;
109 struct event_context *event_ctx;
111 const char *model = "standard";
112 struct poptOption long_options[] = {
115 {"interactive", 'i', POPT_ARG_VAL, &interactive, True,
116 "Run interactive (not a daemon)", NULL},
117 {"model", 'M', POPT_ARG_STRING, &model, True,
118 "Select process model", "MODEL"},
123 pc = poptGetContext("smbd", argc, argv, long_options, 0);
125 while((opt = poptGetNextOpt(pc)) != -1) /* noop */ ;
129 setup_logging(argv[0], interactive?DEBUG_STDOUT:DEBUG_FILE);
132 /* we want total control over the permissions on created files,
133 so set our umask to 0 */
138 DEBUG(0,("smbd version %s started.\n", SAMBA_VERSION_STRING));
139 DEBUGADD(0,("Copyright Andrew Tridgell and the Samba Team 1992-2005\n"));
141 if (sizeof(uint16_t) < 2 || sizeof(uint32_t) < 4 || sizeof(uint64_t) < 8) {
142 DEBUG(0,("ERROR: Samba is not configured correctly for the word size on your machine\n"));
146 lp_load(dyn_CONFIGFILE, False, False, True);
152 DEBUG(3,("Becoming a daemon.\n"));
158 if (!directory_exist(lp_lockdir(), NULL)) {
159 mkdir(lp_lockdir(), 0755);
162 pidfile_create("smbd");
164 /* Do *not* remove this, until you have removed
165 * passdb/secrets.c, and proved that Samba still builds... */
166 /* Setup the SECRETS subsystem */
167 if (!secrets_init()) {
171 smbd_init_subsystems;
173 /* the event context is the top level structure in smbd. Everything else
174 should hang off that */
175 event_ctx = event_context_init(NULL);
177 DEBUG(0,("Using %s process model\n", model));
178 status = server_service_startup(event_ctx, model, lp_server_services());
179 if (!NT_STATUS_IS_OK(status)) {
180 DEBUG(0,("Starting Services failed - %s\n", nt_errstr(status)));
184 /* wait for events - this is where smbd sits for most of its
186 event_loop_wait(event_ctx);
188 /* as everything hangs off this event context, freeing it
189 should initiate a clean shutdown of all services */
190 talloc_free(event_ctx);
195 int main(int argc, const char *argv[])
197 return binary_smbd_main(argc, argv);