masqmail: 0241aaccfcdb src/conf.c

masqmail

view src/conf.c @ 206:0241aaccfcdb

default listen_addresses: use 127.0.0.1 instead of `localhost' because `localhost' could be bound to some other IP address. This is unlikely but could be. Using 127.0.0.1 is more safe. See mailing list for details

author	meillo@marmaro.de
date	Sat, 17 Jul 2010 00:34:40 +0200
parents	4fd237550525
children	8cddc65765bd

line source

1 /* MasqMail

4 This program is free software; you can redistribute it and/or modify

5 it under the terms of the GNU General Public License as published by

6 the Free Software Foundation; either version 2 of the License, or

7 (at your option) any later version.

9 This program is distributed in the hope that it will be useful,

10 but WITHOUT ANY WARRANTY; without even the implied warranty of

11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the

12 GNU General Public License for more details.

14 You should have received a copy of the GNU General Public License

15 along with this program; if not, write to the Free Software

16 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.

17 */

19 #include <pwd.h>

20 #include <grp.h>

22 #include "masqmail.h"

24 masqmail_conf conf;

26 void

27 init_conf()

28 {

29 struct passwd *passwd;

30 struct group *group;

32 memset(&conf, 0, sizeof(masqmail_conf));

34 conf.orig_uid = getuid();

35 conf.orig_gid = getgid();

37 if ((passwd = getpwnam(DEF_MAIL_USER)))

38 conf.mail_uid = passwd->pw_uid;

39 else {

40 fprintf(stderr, "user %s not found! (terminating)\n", DEF_MAIL_USER);

41 exit(EXIT_FAILURE);

42 }

43 if ((group = getgrnam(DEF_MAIL_GROUP)))

44 conf.mail_gid = group->gr_gid;

45 else {

46 fprintf(stderr, "group %s not found! (terminating)\n", DEF_MAIL_GROUP);

47 exit(EXIT_FAILURE);

48 }

49 }

51 static gchar* true_strings[] = {

52 "yes", "on", "true", NULL

53 };

55 static gchar *false_strings[] = {

56 "no", "off", "false", NULL

57 };

59 static gboolean

60 parse_boolean(gchar * rval)

61 {

62 gchar **str;

64 DEBUG(6) fprintf(stderr, "parse_boolean: %s\n", rval);

66 str = true_strings;

67 while (*str) {

68 if (strncasecmp(*str, rval, strlen(*str)) == 0)

69 return TRUE;

70 str++;

71 }

73 str = false_strings;

74 while (*str) {

75 if (strncasecmp(*str, rval, strlen(*str)) == 0)

76 return FALSE;

77 str++;

78 }

80 fprintf(stderr, "cannot parse value '%s'\n", rval);

81 exit(EXIT_FAILURE);

82 }

84 /* make a list from each line in a file */

85 static GList*

86 parse_list_file(gchar * fname)

87 {

88 GList *list = NULL;

89 FILE *fptr;

91 if ((fptr = fopen(fname, "rt")) == NULL) {

92 logwrite(LOG_ALERT, "could not open %s for reading: %s\n", fname, strerror(errno));

93 exit(EXIT_FAILURE);

94 }

96 gchar buf[256];

98 while (!feof(fptr)) {

99 fgets(buf, 255, fptr);

100 if (buf[0] && (buf[0] != '#') && (buf[0] != '\n')) {

101 g_strchomp(buf);

102 DEBUG(6) fprintf(stderr,"parse_list_file: item = %s\n", buf);

103 list = g_list_append(list, g_strdup(buf));

104 }

105 }

106 fclose(fptr);

107

108 return list;

109 }

110

111 /* given a semicolon separated string, this function makes a GList out of it. */

112 GList*

113 parse_list(gchar * line, gboolean read_file)

114 {

115 GList *list = NULL;

116 gchar buf[256];

117 gchar *p, *q;

118

119 DEBUG(6) fprintf(stderr, "parsing list %s, file?:%d\n", line, read_file);

120

121 p = line;

122 while (*p != '\0') {

123 q = buf;

124

125 while (*p && (*p != ';') && (q < buf + 255))

126 *(q++) = *(p++);

127 *q = '\0';

128

129 if ((buf[0] == '/') && (read_file))

130 /* item is a filename, include its contents */

131 list = g_list_concat(list, parse_list_file(buf));

132 else

133 /* just a normal item */

134 list = g_list_append(list, g_strdup(buf));

135

136 DEBUG(6) fprintf(stderr, "item = %s\n", buf);

137

138 if (*p)

139 p++;

140 }

141 return list;

142 }

143

144 static GList*

145 parse_address_list(gchar * line, gboolean read_file)

146 {

147 GList *plain_list = parse_list(line, read_file);

148 GList *node;

149 GList *list = NULL;

150

151 foreach(plain_list, node) {

152 gchar *item = (gchar *) (node->data);

153 address *addr = create_address(item, TRUE);

154 if (addr)

155 list = g_list_append(list, addr);

156 g_free(item);

157 }

158 g_list_free(plain_list);

159

160 return list;

161 }

162

163 static GList*

164 parse_resolve_list(gchar * line)

165 {

166 GList *list;

167 GList *list_node;

168 GList *res_list = NULL;

169

170 list = parse_list(line, FALSE);

171 if (!list) {

172 return NULL;

173 }

174

175 foreach(list, list_node) {

176 gchar *item = (gchar *) (list_node->data);

177 if (strcmp(item, "byname") == 0) {

178 res_list = g_list_append(res_list, resolve_byname);

179 #ifdef ENABLE_RESOLVER

180 } else if (strcmp(item, "dns_a") == 0) {

181 res_list = g_list_append(res_list, resolve_dns_a);

182 } else if (strcmp(item, "dns_mx") == 0) {

183 res_list = g_list_append(res_list, resolve_dns_mx);

184 #endif

185 } else {

186 logwrite(LOG_ALERT, "unknown resolver %s\n", item);

187 exit(EXIT_FAILURE);

188 }

189 g_free(item);

190 }

191 g_list_free(list);

192 return res_list;

193 }

194

195 static interface*

196 parse_interface(gchar * line, gint def_port)

197 {

198 gchar buf[256];

199 gchar *p, *q;

200 interface *iface;

201

202 DEBUG(6) fprintf(stderr, "parse_interface: %s\n", line);

203

204 p = line;

205 q = buf;

206 while ((*p != '\0') && (*p != ':') && (q < buf + 255))

207 *(q++) = *(p++);

208 *q = '\0';

209

210 iface = g_malloc(sizeof(interface));

211 iface->address = g_strdup(buf);

212

213 if (*p) {

214 p++;

215 iface->port = atoi(p);

216 } else

217 iface->port = def_port;

218 DEBUG(6) fprintf(stderr,"rval=%s, address:port=%s:%i\n",line, iface->address, iface->port);

219

220 return iface;

221 }

222

223 #ifdef ENABLE_IDENT /* so far used for that only */

224 static struct in_addr*

225 parse_network(gchar * line, gint def_port)

226 {

227 gchar buf[256];

228 gchar *p, *q;

229 struct in_addr addr, mask_addr, net_addr, *p_net_addr;

230 guint n;

231

232 DEBUG(6) fprintf(stderr, "parse_network: %s\n", line);

233

234 p = line;

235 q = buf;

236 while ((*p != '\0') && (*p != '/') && (q < buf + 255))

237 *(q++) = *(p++);

238 *q = '\0';

239

240 if ((addr.s_addr = inet_addr(buf)) == INADDR_NONE) {

241 fprintf(stderr, "'%s' is not a valid address (must be ip)\n", buf);

242 exit(EXIT_FAILURE);

243 }

244

245 if (*p) {

246 guint i;

247 p++;

248 i = atoi(p);

249 if ((i >= 0) && (i <= 32))

250 n = i ? ~((1 << (32 - i)) - 1) : 0;

251 else {

252 fprintf(stderr, "'%d' is not a valid net mask (must be >= 0 and <= 32)\n", i);

253 exit(EXIT_FAILURE);

254 }

255 } else

256 n = 0;

257

258 mask_addr.s_addr = htonl(n);

259 net_addr.s_addr = mask_addr.s_addr & addr.s_addr;

260

261 p_net_addr = g_malloc(sizeof(struct in_addr));

262 p_net_addr->s_addr = net_addr.s_addr;

263 return p_net_addr;

264 }

265 #endif

266

267 static gboolean

268 eat_comments(FILE * in)

269 {

270 gint c;

271

272 for (c = fgetc(in); (c == '#' || isspace(c)) && c != EOF;

273 c = fgetc(in)) {

274 if (c == '#') {

275 gint c;

276 for (c = fgetc(in); (c != '\n') && (c != EOF); c = fgetc(in));

277 }

278 }

279 if (c == EOF)

280 return FALSE;

281 ungetc(c, in);

282 return TRUE;

283 }

284

285 /* after parsing, eat trailing character until LF */

286 static gboolean

287 eat_line_trailing(FILE * in)

288 {

289 gint c;

290

291 for (c = fgetc(in); c != EOF && c != '\n'; c = fgetc(in));

292 if (c == EOF)

293 return FALSE;

294 return TRUE;

295 }

296

297 static gboolean

298 eat_spaces(FILE * in)

299 {

300 gint c;

301

302 for (c = fgetc(in); c != EOF && isspace(c); c = fgetc(in)) {

303 /* empty */

304 }

305 if (c == EOF)

306 return FALSE;

307 ungetc(c, in);

308 return TRUE;

309 }

310

311 static gboolean

312 read_lval(FILE * in, gchar * buf, gint size)

313 {

314 gint c;

315 gchar *ptr = buf;

316

317 DEBUG(6) fprintf(stderr, "read_lval()\n");

318

319 if (!eat_spaces(in))

320 return FALSE;

321

322 c = fgetc(in);

323 DEBUG(6) fprintf(stderr, "read_lval() 2\n");

324 while ((isalnum(c) || c == '_' || c == '-' || c == '.')

325 && (ptr < buf + size - 1)

326 && (c != EOF)) {

327 *ptr = c;

328 ptr++;

329 c = fgetc(in);

330 }

331 *ptr = '\0';

332 ungetc(c, in);

333

334 if (c == EOF) {

335 fprintf(stderr, "unexpected EOF after %s\n", buf);

336 return FALSE;

337 } else if (ptr >= buf + size - 1) {

338 fprintf(stderr, "lval too long\n");

339 }

340

341 eat_spaces(in);

342

343 DEBUG(6) fprintf(stderr, "lval = %s\n", buf);

344

345 return buf[0] != '\0';

346 }

347

348 static gboolean

349 read_rval(FILE * in, gchar * buf, gint size)

350 {

351 gint c;

352 gchar *ptr = buf;

353

354 DEBUG(6) fprintf(stderr, "read_rval()\n");

355

356 if (!eat_spaces(in))

357 return FALSE;

358

359 c = fgetc(in);

360 if (c != '\"') {

361 while ((isalnum(c) || c == '_' || c == '-' || c == '.'

362 || c == '/' || c == '@' || c == ';' || c == ':')

363 && (ptr < buf + size - 1)

364 && (c != EOF)) {

365 *ptr = c;

366 ptr++;

367 c = fgetc(in);

368 }

369 *ptr = '\0';

370 ungetc(c, in);

371 } else {

372 gboolean escape = FALSE;

373 c = fgetc(in);

374 while (((c != '\"') || escape) && (ptr < buf + size - 1)) {

375 if (c != '\n') { /* ignore line breaks */

376 if ((c == '\\') && (!escape)) {

377 escape = TRUE;

378 } else {

379 *ptr = c;

380 ptr++;

381 escape = FALSE;

382 }

383 }

384 c = fgetc(in);

385 }

386 *ptr = '\0';

387 }

388

389 eat_line_trailing(in);

390

391 DEBUG(6) fprintf(stderr, "rval = %s\n", buf);

392

393 return TRUE;

394 }

395

396 static gboolean

397 read_statement(FILE * in, gchar * lval, gint lsize, gchar * rval, gint rsize)

398 {

399 gint c;

400

401 DEBUG(6) fprintf(stderr, "read_statement()\n");

402

403 /* eat comments and empty lines: */

404 if (!eat_comments(in))

405 return FALSE;

406

407 if (!read_lval(in, lval, lsize)) {

408 return FALSE;

409 }

410

411 DEBUG(6) fprintf(stderr, " lval = %s\n", lval);

412 if ((c = fgetc(in) == '=')) {

413 if (read_rval(in, rval, rsize)) {

414 DEBUG(6) fprintf(stderr, " rval = %s\n", rval);

415 return TRUE;

416 }

417 } else {

418 DEBUG(6) fprintf(stderr," '=' expected after %s, char was '%c'\n", lval, c);

419 fprintf(stderr, "'=' expected after %s, char was '%c'\n", lval, c);

420 }

421 return FALSE;

422 }

423

424 gboolean

425 read_conf(gchar * filename)

426 {

427 FILE *in;

428

429 conf.log_max_pri = 7;

430 conf.do_relay = TRUE;

431 conf.alias_local_cmp = strcmp;

432 conf.max_defer_time = 86400 * 4; /* 4 days */

433 conf.max_msg_size = 0; /* no limit on msg size */

434 conf.spool_dir = SPOOL_DIR;

435 conf.mail_dir = "/var/mail";

436 /* we use 127.0.0.1 because `localhost' could be bound to some

437 other IP address. This is unlikely but could be. Using

438 127.0.0.1 is more safe. See mailing list for details */

439 conf.listen_addresses = g_list_append(NULL, parse_interface("127.0.0.1", 25));

440

441 if ((in = fopen(filename, "r")) == NULL) {

442 logwrite(LOG_ALERT, "could not open config file %s: %s\n", filename, strerror(errno));

443 return FALSE;

444 }

445

446 gchar lval[256], rval[2048];

447 while (read_statement(in, lval, 256, rval, 2048)) {

448 DEBUG(6) fprintf(stderr,"read_conf(): lval=%s\n", lval);

449 if (strcmp(lval, "debug_level") == 0)

450 conf.debug_level = atoi(rval);

451 else if (strcmp(lval, "run_as_user") == 0) {

452 if (!conf.run_as_user) /* you should not be able to reset that flag */

453 conf.run_as_user = parse_boolean(rval);

454 } else if (strcmp(lval, "use_syslog") == 0)

455 conf.use_syslog = parse_boolean(rval);

456 else if (strcmp(lval, "mail_dir") == 0)

457 conf.mail_dir = g_strdup(rval);

458 else if (strcmp(lval, "lock_dir") == 0)

459 conf.lock_dir = g_strdup(rval);

460 else if (strcmp(lval, "spool_dir") == 0)

461 conf.spool_dir = g_strdup(rval);

462 else if (strcmp(lval, "log_dir") == 0)

463 conf.log_dir = g_strdup(rval);

464 else if (strcmp(lval, "host_name") == 0) {

465 if (rval[0] != '/')

466 conf.host_name = g_strdup(rval);

467 else {

468 char buf[256];

469 FILE *fptr = fopen(rval, "rt");

470 if (fptr) {

471 logwrite(LOG_ALERT, "could not open %s: %s\n", rval, strerror(errno));

472 return FALSE;

473 }

474 fgets(buf, 255, fptr);

475 g_strchomp(buf);

476 conf.host_name = g_strdup(buf);

477 fclose(fptr);

478 }

479 } else if (strcmp(lval, "local_hosts") == 0)

480 conf.local_hosts = parse_list(rval, FALSE);

481 else if (strcmp(lval, "local_addresses") == 0)

482 conf.local_addresses = parse_list(rval, TRUE);

483 else if (strcmp(lval, "not_local_addresses") == 0)

484 conf.not_local_addresses = parse_list(rval, TRUE);

485 else if (strcmp(lval, "local_nets") == 0)

486 conf.local_nets = parse_list(rval, FALSE);

487 else if (strcmp(lval, "do_save_envelope_to") == 0)

488 conf.do_save_envelope_to = parse_boolean(rval);

489 else if (strcmp(lval, "defer_all") == 0)

490 conf.defer_all = parse_boolean(rval);

491 else if (strcmp(lval, "do_relay") == 0)

492 conf.do_relay = parse_boolean(rval);

493 else if (strcmp(lval, "alias_file") == 0) {

494 conf.alias_file = g_strdup(rval);

495 } else if (strcmp(lval, "alias_local_caseless") == 0) {

496 conf.alias_local_cmp = parse_boolean(rval) ? strcasecmp : strcmp;

497 } else if (strcmp(lval, "mbox_default") == 0) {

498 conf.mbox_default = g_strdup(rval);

499 } else if (strcmp(lval, "mbox_users") == 0) {

500 conf.mbox_users = parse_list(rval, TRUE);

501 } else if (strcmp(lval, "mda_users") == 0) {

502 conf.mda_users = parse_list(rval, TRUE);

503 } else if (strcmp(lval, "mda") == 0) {

504 conf.mda = g_strdup(rval);

505 } else if (strcmp(lval, "mda_fromline") == 0) {

506 conf.mda_fromline = parse_boolean(rval);

507 } else if (strcmp(lval, "mda_fromhack") == 0) {

508 conf.mda_fromhack = parse_boolean(rval);

509 } else if (strcmp(lval, "pipe_fromline") == 0) {

510 conf.pipe_fromline = parse_boolean(rval);

511 } else if (strcmp(lval, "pipe_fromhack") == 0) {

512 conf.pipe_fromhack = parse_boolean(rval);

513 } else if (strcmp(lval, "listen_addresses") == 0) {

514 GList *node;

515 GList *tmp_list = parse_list(rval, FALSE);

516

517 conf.listen_addresses = NULL;

518 foreach(tmp_list, node) {

519 conf.listen_addresses = g_list_append(conf.listen_addresses, parse_interface((gchar *) (node-> data), 25));

520 g_free(node->data);

521 }

522 g_list_free(tmp_list);

523 } else if (strcmp(lval, "ident_trusted_nets") == 0) {

524 #ifdef ENABLE_IDENT

525 GList *node;

526 GList *tmp_list = parse_list(rval, FALSE);

527

528 conf.ident_trusted_nets = NULL;

529 foreach(tmp_list, node) {

530 conf.ident_trusted_nets = g_list_append(conf.ident_trusted_nets, parse_network((gchar *) (node->data), 25));

531 g_free(node->data);

532 }

533 g_list_free(tmp_list);

534 #else

535 logwrite(LOG_WARNING, "%s ignored: not compiled with ident support\n", lval);

536 #endif

537 } else if ((strncmp(lval, "connect_route.", 14) == 0)

538 || (strncmp(lval, "online_routes.", 14) == 0)) {

539 GList *file_list = parse_list(rval, FALSE);

540 table_pair *pair = create_pair(&(lval[14]), file_list);

541 conf.connect_routes = g_list_append(conf.connect_routes, pair);

542 } else if (strcmp(lval, "local_net_route") == 0) {

543 conf.local_net_routes = parse_list(rval, FALSE);

544 } else if (strcmp(lval, "online_detect") == 0)

545 conf.online_detect = g_strdup(rval);

546 else if (strcmp(lval, "online_file") == 0)

547 conf.online_file = g_strdup(rval);

548 else if (strcmp(lval, "online_pipe") == 0)

549 conf.online_pipe = g_strdup(rval);

550 else if (strcmp(lval, "do_queue") == 0)

551 conf.do_queue = parse_boolean(rval);

552 else if (strcmp(lval, "errmsg_file") == 0)

553 conf.errmsg_file = g_strdup(rval);

554 else if (strcmp(lval, "warnmsg_file") == 0)

555 conf.warnmsg_file = g_strdup(rval);

556 else if (strcmp(lval, "warn_intervals") == 0)

557 conf.warn_intervals = parse_list(rval, FALSE);

558 else if (strcmp(lval, "max_defer_time") == 0) {

559 gint dummy;

560 gint ival = time_interval(rval, &dummy);

561 if (ival < 0)

562 logwrite(LOG_WARNING, "invalid time interval for 'max_defer_time': %s\n", rval);

563 else

564 conf.max_defer_time = ival;

565 } else if (strcmp(lval, "log_user") == 0)

566 conf.log_user = g_strdup(rval);

567 else if(strcmp(lval, "max_msg_size") == 0) {

568 conf.max_msg_size = atol(rval);

569 DEBUG(6) fprintf(stderr,"rval=%s, conf.max_msg_size=%ld\n",

570 rval, conf.max_msg_size);

571 }

572 else

573 logwrite(LOG_WARNING, "var '%s' not (yet) known, ignored\n", lval);

574 }

575 fclose(in);

576

577 if (!conf.host_name) {

578 logwrite(LOG_ALERT, "`host_name' MUST be set in masqmail.conf. See man page\n");

579 return FALSE;

580 }

581

582 if (conf.errmsg_file == NULL)

583 conf.errmsg_file = g_strdup(DATA_DIR "/tpl/failmsg.tpl");

584 if (conf.warnmsg_file == NULL)

585 conf.warnmsg_file = g_strdup(DATA_DIR "/tpl/warnmsg.tpl");

586

587 if (conf.lock_dir == NULL)

588 conf.lock_dir = g_strdup_printf("%s/lock/", conf.spool_dir);

589

590 if (conf.mbox_default == NULL)

591 conf.mbox_default = g_strdup("mbox");

592

593 if (conf.warn_intervals == NULL)

594 conf.warn_intervals = parse_list("1h;4h;8h;1d;2d;3d", FALSE);

595

596 if (!conf.local_hosts) {

597 char* shortname = strdup(conf.host_name);

598 char* p = strchr(shortname, '.');

599 if (p) {

600 *p = '\0';

601 }

602 /* we don't care if shortname and conf.host_name are the same */

603 char* local_hosts_str = g_strdup_printf("localhost;%s;%s", shortname, conf.host_name);

604 conf.local_hosts = parse_list(local_hosts_str, FALSE);

605 free(shortname);

606 free(local_hosts_str);

607 }

608

609

610 return TRUE;

611 }

612

613 connect_route*

614 read_route(gchar * filename, gboolean is_local_net)

615 {

616 gboolean ok = FALSE;

617 FILE *in;

618

619 connect_route *route = g_malloc(sizeof(connect_route));

620 memset(route, 0, sizeof(connect_route));

621

622 DEBUG(5) debugf("read_route, filename = %s\n", filename);

623

624 route->filename = g_strdup(filename);

625 route->name = g_strdup(filename); /* quick hack */

626

627 route->protocol = g_strdup("smtp");

628 route->expand_h_sender_address = TRUE;

629

630 route->is_local_net = is_local_net;

631

632 route->do_pipelining = TRUE;

633

634 if ((in = fopen(route->filename, "r")) == NULL) {

635 logwrite(LOG_ALERT, "could not open route file %s: %s\n", route->filename, strerror(errno));

636 g_free(route);

637 return NULL;

638 }

639

640 gchar lval[256], rval[2048];

641 while (read_statement(in, lval, 256, rval, 2048)) {

642 if (strcmp(lval, "protocol") == 0)

643 route->protocol = g_strdup(rval);

644 else if (strcmp(lval, "mail_host") == 0)

645 route->mail_host = parse_interface(rval, 25);

646 else if (strcmp(lval, "helo_name") == 0)

647 route->helo_name = g_strdup(rval);

648 else if (strcmp(lval, "wrapper") == 0)

649 route->wrapper = g_strdup(rval);

650 else if (strcmp(lval, "connect_error_fail") == 0)

651 route->connect_error_fail = parse_boolean(rval);

652 else if (strcmp(lval, "do_correct_helo") == 0)

653 route->do_correct_helo = parse_boolean(rval);

654 else if (strcmp(lval, "do_pipelining") == 0)

655 route->do_pipelining = parse_boolean(rval);

656 else if (strcmp(lval, "allowed_return_paths") == 0)

657 route->allowed_return_paths = parse_address_list(rval, TRUE);

658 else if (strcmp(lval, "allowed_mail_locals") == 0)

659 route->allowed_mail_locals = parse_list(rval, TRUE);

660 else if (strcmp(lval, "not_allowed_return_paths") == 0)

661 route->not_allowed_return_paths = parse_address_list(rval, TRUE);

662 else if (strcmp(lval, "not_allowed_mail_locals") == 0)

663 route->not_allowed_mail_locals = parse_list(rval, TRUE);

664 else if (strcmp(lval, "allowed_rcpt_domains") == 0)

665 route->allowed_rcpt_domains = parse_list(rval, TRUE);

666 else if (strcmp(lval, "not_allowed_rcpt_domains") == 0)

667 route->not_allowed_rcpt_domains = parse_list(rval, TRUE);

668 else if (strcmp(lval, "set_h_from_domain") == 0)

669 route->set_h_from_domain = g_strdup(rval);

670 else if (strcmp(lval, "set_h_reply_to_domain") == 0)

671 route->set_h_reply_to_domain = g_strdup(rval);

672 else if (strcmp(lval, "set_return_path_domain") == 0)

673 route->set_return_path_domain = g_strdup(rval);

674 else if (strcmp(lval, "map_return_path_addresses") == 0) {

675 GList *node, *list;

676

677 list = parse_list(rval, TRUE);

678 foreach(list, node) {

679 gchar *item = (gchar *) (node->data);

680 table_pair *pair = parse_table_pair(item, ':');

681 address *addr = create_address((gchar *) (pair->value), TRUE);

682 g_free(pair->value);

683 pair->value = (gpointer *) addr;

684 route->map_return_path_addresses = g_list_append(route->map_return_path_addresses, pair);

685 g_free(item);

686 }

687 g_list_free(list);

688 } else if (strcmp(lval, "map_h_from_addresses") == 0) {

689 GList *list, *node;

690

691 list = parse_list(rval, TRUE);

692 foreach(list, node) {

693 gchar *item = (gchar *) (node->data);

694 table_pair *pair = parse_table_pair(item, ':');

695 route->map_h_from_addresses = g_list_append(route->map_h_from_addresses, pair);

696 g_free(item);

697 }

698 g_list_free(list);

699 } else if (strcmp(lval, "map_h_reply_to_addresses") == 0) {

700 GList *list, *node;

701

702 list = parse_list(rval, TRUE);

703 foreach(list, node) {

704 gchar *item = (gchar *) (node->data);

705 table_pair *pair = parse_table_pair(item, ':');

706 route->map_h_reply_to_addresses = g_list_append(route->map_h_reply_to_addresses, pair);

707 g_free(item);

708 }

709 g_list_free(list);

710 } else if (strcmp(lval, "map_h_mail_followup_to_addresses") == 0) {

711 GList *list, *node;

712

713 list = parse_list(rval, TRUE);

714 foreach(list, node) {

715 gchar *item = (gchar *) (node->data);

716 table_pair *pair = parse_table_pair(item, ':');

717 route->map_h_mail_followup_to_addresses = g_list_append(route->map_h_mail_followup_to_addresses, pair);

718 g_free(item);

719 }

720 g_list_free(list);

721 } else if (strcmp(lval, "expand_h_sender_domain") == 0) {

722 route->expand_h_sender_domain = parse_boolean(rval);

723 } else if (strcmp(lval, "expand_h_sender_address") == 0) {

724 route->expand_h_sender_address = parse_boolean(rval);

725 } else if (strcmp(lval, "resolve_list") == 0)

726 route->resolve_list = parse_resolve_list(rval);

727 else if (strcmp(lval, "do_ssl") == 0) {

728 /* we ignore this. This option is used by sqilconf */

729 ;

730 }

731 #ifdef ENABLE_AUTH

732 else if (strcmp(lval, "auth_name") == 0) {

733 route->auth_name = g_strdup(rval);

734 } else if (strcmp(lval, "auth_login") == 0) {

735 route->auth_login = g_strdup(rval);

736 } else if (strcmp(lval, "auth_secret") == 0) {

737 route->auth_secret = g_strdup(rval);

738 }

739 #else

740 else if ((strcmp(lval, "auth_name") == 0)

741 || (strcmp(lval, "auth_login") == 0)

742 || (strcmp(lval, "auth_secret") == 0)) {

743 logwrite(LOG_WARNING, "%s ignored: not compiled with auth support.\n", lval);

744 }

745 #endif

746 else if (strcmp(lval, "pipe") == 0) {

747 route->pipe = g_strdup(rval);

748 } else if (strcmp(lval, "pipe_fromline") == 0) {

749 route->pipe_fromline = parse_boolean(rval);

750 } else if (strcmp(lval, "pipe_fromhack") == 0) {

751 route->pipe_fromhack = parse_boolean(rval);

752 } else if (strcmp(lval, "last_route") == 0) {

753 route->last_route = parse_boolean(rval);

754 } else

755 logwrite(LOG_WARNING, "var '%s' not (yet) known, ignored\n", lval);

756 }

757

758 if (route->resolve_list == NULL) {

759 if (is_local_net) {

760 route->resolve_list = g_list_append(NULL, resolve_byname);

761 } else {

762 #ifdef ENABLE_RESOLVER

763 route->resolve_list = g_list_append(route->resolve_list, resolve_dns_mx);

764 route->resolve_list = g_list_append(route->resolve_list, resolve_dns_a);

765 #endif

766 route->resolve_list = g_list_append(route->resolve_list, resolve_byname);

767 }

768 }

769 fclose(in);

770 ok = TRUE;

771

772 /* warn user about misconfigurations: */

773 if ((route->map_h_from_addresses != NULL) && (route->set_h_from_domain != NULL)) {

774 logwrite(LOG_WARNING, "'map_h_from_addresses' overrides 'set_h_from_domain'\n");

775 g_free(route->set_h_from_domain);

776 route->set_h_from_domain = NULL;

777 }

778 if ((route->map_h_reply_to_addresses != NULL) && (route->set_h_reply_to_domain != NULL)) {

779 logwrite(LOG_WARNING, "'map_h_reply_to_addresses' overrides 'set_h_reply_to_domain'\n");

780 g_free(route->set_h_reply_to_domain);

781 route->set_h_reply_to_domain = NULL;

782 }

783

784 if (!ok) {

785 g_free(route);

786 route = NULL;

787 }

788

789 return route;

790 }

791

792 static void

793 _g_list_free_all(GList * list)

794 {

795 GList *node;

796 if (list) {

797 foreach(list, node)

798 g_free(node->data);

799 g_list_free(list);

800 }

801 }

802

803 void

804 destroy_route(connect_route * r)

805 {

806 if (r->filename)

807 g_free(r->filename);

808 if (r->protocol)

809 g_free(r->protocol);

810 if (r->mail_host) {

811 g_free(r->mail_host->address);

812 g_free(r->mail_host);

813 }

814 if (r->wrapper)

815 g_free(r->wrapper);

816 if (r->helo_name)

817 g_free(r->helo_name);

818 _g_list_free_all(r->allowed_mail_locals);

819 _g_list_free_all(r->not_allowed_mail_locals);

820 _g_list_free_all(r->allowed_rcpt_domains);

821 _g_list_free_all(r->not_allowed_rcpt_domains);

822 if (r->set_h_from_domain)

823 g_free(r->set_h_from_domain);

824 if (r->set_h_reply_to_domain)

825 g_free(r->set_h_reply_to_domain);

826 if (r->set_return_path_domain)

827 g_free(r->set_return_path_domain);

828 if (r->map_h_reply_to_addresses)

829 destroy_table(r->map_h_reply_to_addresses);

830 if (r->resolve_list)

831 g_list_free(r->resolve_list);

832 #ifdef ENABLE_AUTH

833 if (r->auth_name)

834 g_free(r->auth_name);

835 if (r->auth_login)

836 g_free(r->auth_login);

837 if (r->auth_secret)

838 g_free(r->auth_secret);

839 #endif

840 if (r->pipe)

841 g_free(r->pipe);

842 g_free(r);

843 }

844

845 GList*

846 read_route_list(GList * rf_list, gboolean is_local_net)

847 {

848 GList *list = NULL;

849 GList *node;

850 uid_t saved_uid, saved_gid;

851

852 if (!conf.run_as_user) {

853 set_euidgid(0, 0, &saved_uid, &saved_gid);

854 }

855

856 foreach(rf_list, node) {

857 gchar *fname = (gchar *) (node->data);

858 connect_route *route = read_route(fname, is_local_net);

859 if (route)

860 list = g_list_append(list, route);

861 else

862 logwrite(LOG_ALERT, "could not read route configuration %s\n", fname);

863 }

864

865 /* set uid and gid back */

866 if (!conf.run_as_user) {

867 set_euidgid(saved_uid, saved_gid, NULL, NULL);

868 }

869

870 return list;

871 }

872

873 void

874 destroy_route_list(GList * list)

875 {

876 GList *node;

877

878 foreach(list, node) {

879 connect_route *route = (connect_route *) (node->data);

880 destroy_route(route);

881 }

882 g_list_free(list);

883 }

884

885 connect_route*

886 create_local_route()

887 {

888 connect_route *route;

889

890 route = g_malloc(sizeof(connect_route));

891 if (!route) {

892 return NULL;

893 }

894 memset(route, 0, sizeof(connect_route));

895 route->protocol = g_strdup("smtp");

896 route->is_local_net = TRUE;

897 route->name = g_strdup("local_net (default)");

898 route->expand_h_sender_address = TRUE;

899 route->resolve_list = g_list_append(NULL, resolve_byname);

900 route->connect_error_fail = TRUE;

901 return route;

902 }