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Comparing gvpe/src/vped.C (file contents):
Revision 1.3 by pcg, Fri Mar 21 23:17:01 2003 UTC vs.
Revision 1.22 by pcg, Thu Mar 3 16:54:34 2005 UTC

1/* 1/*
2 vped.C -- the main file for vped 2 vped.C -- the main file for gvpe
3 Copyright (C) 1998-2002 Ivo Timmermans <ivo@o2w.nl> 3 Copyright (C) 1998-2002 Ivo Timmermans <ivo@o2w.nl>
4 2000-2002 Guus Sliepen <guus@sliepen.eu.org> 4 2000-2002 Guus Sliepen <guus@sliepen.eu.org>
5 2003 Marc Lehmannn <pcg@goof.com> 5 2003-2005 Marc Lehmann <gvpe@schmorp.de>
6 6
7 This file is part of GVPE.
8
7 This program is free software; you can redistribute it and/or modify 9 GVPE is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by 10 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 2 of the License, or 11 the Free Software Foundation; either version 2 of the License, or
10 (at your option) any later version. 12 (at your option) any later version.
11 13
12 This program is distributed in the hope that it will be useful, 14 This program is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of 15 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 16 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details. 17 GNU General Public License for more details.
16 18
17 You should have received a copy of the GNU General Public License 19 You should have received a copy of the GNU General Public License
18 along with this program; if not, write to the Free Software 20 along with gvpe; if not, write to the Free Software
19 Foundation, Inc. 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 21 Foundation, Inc. 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
20*/ 22*/
21 23
22#include "config.h" 24#include "config.h"
23 25
24#include <cstdio> 26#include <cstdio>
25#include <cstring> 27#include <cstring>
28#include <cstdlib>
29#include <locale.h>
26 30
27#include <errno.h> 31#include <errno.h>
28#include <fcntl.h> 32#include <fcntl.h>
29#include <getopt.h> 33#include <getopt.h>
30#include <signal.h> 34#include <signal.h>
31#include <sys/types.h> 35#include <sys/types.h>
32#include <unistd.h> 36#include <unistd.h>
33#include <signal.h> 37#include <signal.h>
34#include <termios.h> 38#include <termios.h>
35 39
40#if HAVE_SYS_MMAN_H
36#include <sys/mman.h> 41# include <sys/mman.h>
42#endif
37 43
44#include <openssl/err.h>
38#include <openssl/rand.h> 45#include <openssl/rand.h>
39 46
40#include "gettext.h" 47#include "gettext.h"
41#include "pidfile.h" 48#include "pidfile.h"
42 49
43#include "conf.h" 50#include "conf.h"
44#include "slog.h" 51#include "slog.h"
45#include "util.h" 52#include "util.h"
46#include "protocol.h" 53#include "vpn.h"
47#include "iom.h" 54#include "iom.h"
48
49vpn network;
50 55
51static loglevel llevel = L_NONE; 56static loglevel llevel = L_NONE;
52 57
53/* If nonzero, display usage information and exit. */ 58/* If nonzero, display usage information and exit. */
54static int show_help; 59static int show_help;
55 60
56/* If nonzero, print the version on standard output and exit. */ 61/* If nonzero, print the version on standard output and exit. */
57static int show_version; 62static int show_version;
58 63
59#if HAVE_MLOCKALL
60/* If nonzero, disable swapping for this process. */ 64/* If nonzero, disable swapping for this process. */
61static int do_mlock = 0; 65static int do_mlock = 0;
62#endif
63 66
64/* If zero, don't detach from the terminal. */ 67/* If zero, don't detach from the terminal. */
65static int do_detach = 1; 68static int do_detach = 1;
66 69
67static struct option const long_options[] = 70static struct option const long_options[] =
… …
69 {"config", required_argument, NULL, 'c'}, 72 {"config", required_argument, NULL, 'c'},
70 {"help", no_argument, &show_help, 1}, 73 {"help", no_argument, &show_help, 1},
71 {"version", no_argument, &show_version, 1}, 74 {"version", no_argument, &show_version, 1},
72 {"no-detach", no_argument, &do_detach, 0}, 75 {"no-detach", no_argument, &do_detach, 0},
73 {"log-level", required_argument, NULL, 'l'}, 76 {"log-level", required_argument, NULL, 'l'},
74#if HAVE_MLOCKALL
75 {"mlock", no_argument, &do_mlock, 1}, 77 {"mlock", no_argument, &do_mlock, 1},
76#endif
77 {NULL, 0, NULL, 0} 78 {NULL, 0, NULL, 0}
78 }; 79 };
79 80
80static void 81static void
81usage (int status) 82usage (int status)
… …
121 122
122 case 'D': /* no detach */ 123 case 'D': /* no detach */
123 do_detach = 0; 124 do_detach = 0;
124 break; 125 break;
125 126
126#if HAVE_MLOCKALL
127 case 'L': /* lock into memory */ 127 case 'L': /* lock into memory */
128 do_mlock = 1; 128 do_mlock = 1;
129 break; 129 break;
130#endif
131 130
132 case 'l': /* inc debug level */ 131 case 'l': /* inc debug level */
133 { 132 {
134 llevel = string_to_loglevel (optarg); 133 llevel = string_to_loglevel (optarg);
135 134
… …
152*/ 151*/
153void cleanup_and_exit(int c) 152void cleanup_and_exit(int c)
154{ 153{
155 network.shutdown_all (); 154 network.shutdown_all ();
156 155
157 if (pidfilename) 156 if (conf.pidfilename)
158 remove_pid (pidfilename); 157 remove_pid (conf.pidfilename);
159 158
160 slog (L_INFO, _("terminating with exit code %d"), c); 159 slog (L_INFO, _("terminating with exit code %d"), c);
161 160
162 exit (c); 161 exit (c);
163} 162}
… …
180} 179}
181 180
182RETSIGTYPE 181RETSIGTYPE
183sigusr1_handler (int a) 182sigusr1_handler (int a)
184{ 183{
184 network.dump_status ();
185} 185}
186 186
187RETSIGTYPE 187RETSIGTYPE
188sigusr2_handler (int a) 188sigusr2_handler (int a)
189{ 189{
… …
199 199
200 act.sa_handler = sighup_handler; sigaction (SIGHUP , &act, NULL); 200 act.sa_handler = sighup_handler; sigaction (SIGHUP , &act, NULL);
201 act.sa_handler = sigusr1_handler; sigaction (SIGUSR1, &act, NULL); 201 act.sa_handler = sigusr1_handler; sigaction (SIGUSR1, &act, NULL);
202 act.sa_handler = sigusr2_handler; sigaction (SIGUSR2, &act, NULL); 202 act.sa_handler = sigusr2_handler; sigaction (SIGUSR2, &act, NULL);
203 act.sa_handler = SIG_IGN; sigaction (SIGCHLD, &act, NULL); 203 act.sa_handler = SIG_IGN; sigaction (SIGCHLD, &act, NULL);
204 act.sa_handler = SIG_IGN; sigaction (SIGPIPE, &act, NULL);
204 act.sa_flags = SA_RESETHAND; 205 act.sa_flags = SA_RESETHAND;
205 act.sa_handler = sigterm_handler; sigaction (SIGINT , &act, NULL); 206 act.sa_handler = sigterm_handler; sigaction (SIGINT , &act, NULL);
206 act.sa_handler = sigterm_handler; sigaction (SIGTERM, &act, NULL); 207 act.sa_handler = sigterm_handler; sigaction (SIGTERM, &act, NULL);
207} 208}
208 209
209int 210int
210main (int argc, char **argv, char **envp) 211main (int argc, char **argv, char **envp)
211{ 212{
213 ERR_load_crypto_strings (); // we have the RAM
214
212 set_loglevel (L_INFO); 215 set_loglevel (L_INFO);
213 set_identity (argv[0]); 216 set_identity (argv[0]);
214 log_to (LOGTO_SYSLOG | LOGTO_STDERR); 217 log_to (LOGTO_SYSLOG | LOGTO_STDERR);
215 218
216 setlocale (LC_ALL, ""); 219 setlocale (LC_ALL, "");
… …
219 222
220 parse_options (argc, argv, envp); 223 parse_options (argc, argv, envp);
221 224
222 if (show_version) 225 if (show_version)
223 { 226 {
224 printf (_("%s version %s (built %s %s, protocol %d:%d)\n"), get_identity (), 227 printf (_("%s version %s (built %s %s, protocol %d.%d)\n"), get_identity (),
225 VERSION, __DATE__, __TIME__, PROTOCOL_MAJOR, PROTOCOL_MINOR); 228 VERSION, __DATE__, __TIME__, PROTOCOL_MAJOR, PROTOCOL_MINOR);
229 printf (_("Built with kernel interface %s/%s.\n"), IFTYPE, IFSUBTYPE);
226 printf (_ 230 printf (_
227 ("Copyright (C) 2003 Marc Lehmann <vpe@plan9.de> and others.\n" 231 ("Copyright (C) 2003 Marc Lehmann <vpe@plan9.de> and others.\n"
228 "See the AUTHORS file for a complete list.\n\n" 232 "See the AUTHORS file for a complete list.\n\n"
229 "tinc comes with ABSOLUTELY NO WARRANTY. This is free software,\n" 233 "tinc comes with ABSOLUTELY NO WARRANTY. This is free software,\n"
230 "and you are welcome to redistribute it under certain conditions;\n" 234 "and you are welcome to redistribute it under certain conditions;\n"
… …
238 242
239 log_to (LOGTO_SYSLOG | LOGTO_STDERR); 243 log_to (LOGTO_SYSLOG | LOGTO_STDERR);
240 244
241 /* Lock all pages into memory if requested */ 245 /* Lock all pages into memory if requested */
242 246
243#if HAVE_MLOCKALL 247#if HAVE_MLOCKALL && HAVE_SYS_MMAN_H && _POSIX_MEMLOCK
244 if (do_mlock) 248 if (do_mlock)
245 if (mlockall (MCL_CURRENT | MCL_FUTURE)) 249 if (mlockall (MCL_CURRENT | MCL_FUTURE))
246 slog (L_ERR, _("system call `%s' failed: %s"), "mlockall", strerror (errno)); 250 slog (L_ERR, _("system call `%s' failed: %s"), "mlockall", strerror (errno));
247#endif 251#endif
248 252
249 make_names ();
250 conf.read_config (true); 253 conf.read_config (true);
251 254
252 set_loglevel (llevel != L_NONE ? llevel : conf.llevel); 255 set_loglevel (llevel != L_NONE ? llevel : conf.llevel);
253 256
254 RAND_load_file ("/dev/urandom", 1024); 257 RAND_load_file ("/dev/urandom", 1024);
255 258
256 if (!THISNODE) 259 if (!THISNODE)
257 { 260 {
258 slog (L_ERR, _("current node not set, or node '%s' not found in configfile, use the -n switch when starting vped."), 261 slog (L_ERR, _("current node not set, or node '%s' not found in configfile, specify the nodename when starting vped."),
259 thisnode ? thisnode : "<unset>"); 262 thisnode ? thisnode : "<unset>");
260 exit (1); 263 exit (EXIT_FAILURE);
261 } 264 }
262 265
263 if (detach (do_detach)) 266 if (detach (do_detach))
264 exit (0); 267 exit (EXIT_SUCCESS);
265 268
266 setup_signals (); 269 setup_signals ();
267 270
268 if (!network.setup ()) 271 if (!network.setup ())
269 { 272 {
270 iom.loop (); 273 io_manager::loop ();
271 cleanup_and_exit (1); 274 cleanup_and_exit (EXIT_FAILURE);
272 } 275 }
273 276
274 slog (L_ERR, _("unable to setup network, unrecoverable error, exiting.")); 277 slog (L_ERR, _("unable to setup network, unrecoverable error, exiting."));
275 cleanup_and_exit (1); 278 cleanup_and_exit (EXIT_FAILURE);
276} 279}
277 280

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