masqmail: e74ee75453db src/conf.c

masqmail

view src/conf.c @ 314:e74ee75453db

small wording change

author	meillo@marmaro.de
date	Mon, 25 Apr 2011 15:14:04 +0200
parents	f10a56dc7481
children	55b7bde95d37

line source

1 /* MasqMail

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

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

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

8 (at your option) any later version.

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

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

12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the

13 GNU General Public License for more details.

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

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

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

18 */

20 #include <pwd.h>

21 #include <grp.h>

23 #include "masqmail.h"

25 masqmail_conf conf;

27 void

28 init_conf()

29 {

30 struct passwd *passwd;

31 struct group *group;

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

35 conf.orig_uid = getuid();

36 conf.orig_gid = getgid();

38 if ((passwd = getpwnam(DEF_MAIL_USER)))

39 conf.mail_uid = passwd->pw_uid;

40 else {

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

42 exit(1);

43 }

44 if ((group = getgrnam(DEF_MAIL_GROUP)))

45 conf.mail_gid = group->gr_gid;

46 else {

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

48 exit(1);

49 }

50 }

52 static gchar* true_strings[] = {

53 "yes", "on", "true", NULL

54 };

56 static gchar *false_strings[] = {

57 "no", "off", "false", NULL

58 };

60 static gboolean

61 parse_boolean(gchar * rval)

62 {

63 gchar **str;

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

67 str = true_strings;

68 while (*str) {

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

70 return TRUE;

71 str++;

72 }

74 str = false_strings;

75 while (*str) {

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

77 return FALSE;

78 str++;

79 }

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

82 exit(1);

83 }

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

86 static GList*

87 parse_list_file(gchar * fname)

88 {

89 GList *list = NULL;

90 FILE *fptr;

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

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

94 exit(1);

95 }

97 gchar buf[256];

99 while (!feof(fptr)) {

100 fgets(buf, 255, fptr);

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

102 g_strchomp(buf);

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

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

105 }

106 }

107 fclose(fptr);

108

109 return list;

110 }

111

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

113 GList*

114 parse_list(gchar * line, gboolean read_file)

115 {

116 GList *list = NULL;

117 gchar buf[256];

118 gchar *p, *q;

119

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

121

122 p = line;

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

124 q = buf;

125

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

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

128 *q = '\0';

129

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

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

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

133 else

134 /* just a normal item */

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

136

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

138

139 if (*p)

140 p++;

141 }

142 return list;

143 }

144

145 static GList*

146 parse_address_list(gchar * line, gboolean read_file)

147 {

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

149 GList *node;

150 GList *list = NULL;

151

152 foreach(plain_list, node) {

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

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

155 if (addr)

156 list = g_list_append(list, addr);

157 g_free(item);

158 }

159 g_list_free(plain_list);

160

161 return list;

162 }

163

164 static GList*

165 parse_resolve_list(gchar * line)

166 {

167 GList *list;

168 GList *list_node;

169 GList *res_list = NULL;

170

171 list = parse_list(line, FALSE);

172 if (!list) {

173 return NULL;

174 }

175

176 foreach(list, list_node) {

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

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

179 res_list = g_list_append(res_list, resolve_byname);

180 #ifdef ENABLE_RESOLVER

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

182 res_list = g_list_append(res_list, resolve_dns_a);

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

184 res_list = g_list_append(res_list, resolve_dns_mx);

185 #endif

186 } else {

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

188 exit(1);

189 }

190 g_free(item);

191 }

192 g_list_free(list);

193 return res_list;

194 }

195

196 static interface*

197 parse_interface(gchar * line, gint def_port)

198 {

199 gchar buf[256];

200 gchar *p, *q;

201 interface *iface;

202

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

204

205 p = line;

206 q = buf;

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

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

209 *q = '\0';

210

211 iface = g_malloc(sizeof(interface));

212 iface->address = g_strdup(buf);

213

214 if (*p) {

215 p++;

216 iface->port = atoi(p);

217 } else

218 iface->port = def_port;

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

220

221 return iface;

222 }

223

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

225 static struct in_addr*

226 parse_network(gchar * line, gint def_port)

227 {

228 gchar buf[256];

229 gchar *p, *q;

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

231 guint n;

232

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

234

235 p = line;

236 q = buf;

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

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

239 *q = '\0';

240

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

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

243 exit(1);

244 }

245

246 if (*p) {

247 guint i;

248 p++;

249 i = atoi(p);

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

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

252 else {

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

254 exit(1);

255 }

256 } else

257 n = 0;

258

259 mask_addr.s_addr = htonl(n);

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

261

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

263 p_net_addr->s_addr = net_addr.s_addr;

264 return p_net_addr;

265 }

266 #endif

267

268 static gboolean

269 eat_comments(FILE * in)

270 {

271 gint c;

272

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

274 c = fgetc(in)) {

275 if (c == '#') {

276 gint c;

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

278 }

279 }

280 if (c == EOF)

281 return FALSE;

282 ungetc(c, in);

283 return TRUE;

284 }

285

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

287 static gboolean

288 eat_line_trailing(FILE * in)

289 {

290 gint c;

291

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

293 if (c == EOF)

294 return FALSE;

295 return TRUE;

296 }

297

298 static gboolean

299 eat_spaces(FILE * in)

300 {

301 gint c;

302

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

304 /* empty */

305 }

306 if (c == EOF)

307 return FALSE;

308 ungetc(c, in);

309 return TRUE;

310 }

311

312 static gboolean

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

314 {

315 gint c;

316 gchar *ptr = buf;

317

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

319

320 if (!eat_spaces(in))

321 return FALSE;

322

323 c = fgetc(in);

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

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

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

327 && (c != EOF)) {

328 *ptr = c;

329 ptr++;

330 c = fgetc(in);

331 }

332 *ptr = '\0';

333 ungetc(c, in);

334

335 if (c == EOF) {

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

337 return FALSE;

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

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

340 }

341

342 eat_spaces(in);

343

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

345

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

347 }

348

349 static gboolean

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

351 {

352 gint c;

353 gchar *ptr = buf;

354

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

356

357 if (!eat_spaces(in))

358 return FALSE;

359

360 c = fgetc(in);

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

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

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

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

365 && (c != EOF)) {

366 *ptr = c;

367 ptr++;

368 c = fgetc(in);

369 }

370 *ptr = '\0';

371 ungetc(c, in);

372 } else {

373 gboolean escape = FALSE;

374 c = fgetc(in);

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

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

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

378 escape = TRUE;

379 } else {

380 *ptr = c;

381 ptr++;

382 escape = FALSE;

383 }

384 }

385 c = fgetc(in);

386 }

387 *ptr = '\0';

388 }

389

390 eat_line_trailing(in);

391

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

393

394 return TRUE;

395 }

396

397 static gboolean

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

399 {

400 gint c;

401

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

403

404 /* eat comments and empty lines: */

405 if (!eat_comments(in))

406 return FALSE;

407

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

409 return FALSE;

410 }

411

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

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

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

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

416 return TRUE;

417 }

418 } else {

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

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

421 }

422 return FALSE;

423 }

424

425 gboolean

426 read_conf(gchar * filename)

427 {

428 FILE *in;

429

430 conf.log_max_pri = 7;

431 conf.do_relay = TRUE;

432 conf.localpartcmp = strcmp;

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

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

435 conf.spool_dir = SPOOL_DIR;

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

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

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

439 127.0.0.1 is more safe. See mailing list for details */

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

441

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

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

444 return FALSE;

445 }

446

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

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

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

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

451 conf.debug_level = atoi(rval);

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

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

454 conf.run_as_user = parse_boolean(rval);

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

456 conf.use_syslog = parse_boolean(rval);

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

458 conf.mail_dir = g_strdup(rval);

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

460 conf.lock_dir = g_strdup(rval);

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

462 conf.spool_dir = g_strdup(rval);

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

464 conf.log_dir = g_strdup(rval);

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

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

467 conf.host_name = g_strdup(rval);

468 else {

469 char buf[256];

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

471 if (!fptr) {

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

473 return FALSE;

474 }

475 fgets(buf, 255, fptr);

476 g_strchomp(buf);

477 conf.host_name = g_strdup(buf);

478 fclose(fptr);

479 }

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

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

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

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

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

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

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

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

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

489 conf.do_save_envelope_to = parse_boolean(rval);

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

491 conf.defer_all = parse_boolean(rval);

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

493 conf.do_relay = parse_boolean(rval);

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

495 conf.alias_file = g_strdup(rval);

496 } else if (strcmp(lval, "caseless_matching") == 0) {

497 conf.localpartcmp = parse_boolean(rval) ? strcasecmp : strcmp;

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

499 conf.mbox_default = g_strdup(rval);

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

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

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

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

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

505 conf.mda = g_strdup(rval);

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

507 conf.mda_fromline = parse_boolean(rval);

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

509 conf.mda_fromhack = parse_boolean(rval);

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

511 conf.pipe_fromline = parse_boolean(rval);

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

513 conf.pipe_fromhack = parse_boolean(rval);

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

515 GList *node;

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

517

518 conf.listen_addresses = NULL;

519 foreach(tmp_list, node) {

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

521 g_free(node->data);

522 }

523 g_list_free(tmp_list);

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

525 #ifdef ENABLE_IDENT

526 GList *node;

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

528

529 conf.ident_trusted_nets = NULL;

530 foreach(tmp_list, node) {

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

532 g_free(node->data);

533 }

534 g_list_free(tmp_list);

535 #else

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

537 #endif

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

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

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

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

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

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

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

545 } else if (strcmp(lval, "online_query") == 0)

546 conf.online_query = g_strdup(rval);

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

548 conf.do_queue = parse_boolean(rval);

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

550 conf.errmsg_file = g_strdup(rval);

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

552 conf.warnmsg_file = g_strdup(rval);

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

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

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

556 gint ival = time_interval(rval);

557 if (ival < 0)

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

559 else

560 conf.max_defer_time = ival;

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

562 conf.log_user = g_strdup(rval);

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

564 conf.max_msg_size = atol(rval);

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

566 rval, conf.max_msg_size);

567 }

568 else

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

570 }

571 fclose(in);

572

573 if (!conf.host_name) {

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

575 return FALSE;

576 }

577

578 if (conf.errmsg_file == NULL)

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

580 if (conf.warnmsg_file == NULL)

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

582

583 if (conf.lock_dir == NULL)

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

585

586 if (conf.mbox_default == NULL)

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

588

589 if (conf.warn_intervals == NULL)

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

591

592 if (!conf.local_hosts) {

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

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

595 if (p) {

596 *p = '\0';

597 }

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

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

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

601 free(shortname);

602 free(local_hosts_str);

603 }

604

605

606 return TRUE;

607 }

608

609 connect_route*

610 read_route(gchar * filename, gboolean is_local_net)

611 {

612 gboolean ok = FALSE;

613 FILE *in;

614

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

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

617

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

619

620 route->filename = g_strdup(filename);

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

622

623 route->expand_h_sender_address = TRUE;

624

625 route->is_local_net = is_local_net;

626

627 route->do_pipelining = TRUE;

628

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

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

631 g_free(route);

632 return NULL;

633 }

634

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

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

637 if (strcmp(lval, "mail_host") == 0)

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

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

640 route->helo_name = g_strdup(rval);

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

642 route->wrapper = g_strdup(rval);

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

644 route->connect_error_fail = parse_boolean(rval);

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

646 route->do_correct_helo = parse_boolean(rval);

647 else if (strcmp(lval, "instant_helo") == 0)

648 route->instant_helo = parse_boolean(rval);

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

650 route->do_pipelining = parse_boolean(rval);

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

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

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

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

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

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

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

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

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

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

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

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

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

664 route->set_h_from_domain = g_strdup(rval);

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

666 route->set_h_reply_to_domain = g_strdup(rval);

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

668 route->set_return_path_domain = g_strdup(rval);

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

670 GList *node, *list;

671

672 list = parse_list(rval, TRUE);

673 foreach(list, node) {

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

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

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

677 g_free(pair->value);

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

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

680 g_free(item);

681 }

682 g_list_free(list);

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

684 GList *list, *node;

685

686 list = parse_list(rval, TRUE);

687 foreach(list, node) {

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

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

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

691 g_free(item);

692 }

693 g_list_free(list);

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

695 GList *list, *node;

696

697 list = parse_list(rval, TRUE);

698 foreach(list, node) {

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

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

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

702 g_free(item);

703 }

704 g_list_free(list);

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

706 GList *list, *node;

707

708 list = parse_list(rval, TRUE);

709 foreach(list, node) {

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

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

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

713 g_free(item);

714 }

715 g_list_free(list);

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

717 route->expand_h_sender_domain = parse_boolean(rval);

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

719 route->expand_h_sender_address = parse_boolean(rval);

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

721 route->resolve_list = parse_resolve_list(rval);

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

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

724 ;

725 }

726 #ifdef ENABLE_AUTH

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

728 route->auth_name = g_strdup(rval);

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

730 route->auth_login = g_strdup(rval);

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

732 route->auth_secret = g_strdup(rval);

733 }

734 #else

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

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

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

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

739 }

740 #endif

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

742 route->pipe = g_strdup(rval);

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

744 route->pipe_fromline = parse_boolean(rval);

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

746 route->pipe_fromhack = parse_boolean(rval);

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

748 route->last_route = parse_boolean(rval);

749 } else

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

751 }

752

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

754 if (is_local_net) {

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

756 } else {

757 #ifdef ENABLE_RESOLVER

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

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

760 #endif

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

762 }

763 }

764 fclose(in);

765 ok = TRUE;

766

767 /* warn user about misconfigurations: */

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

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

770 g_free(route->set_h_from_domain);

771 route->set_h_from_domain = NULL;

772 }

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

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

775 g_free(route->set_h_reply_to_domain);

776 route->set_h_reply_to_domain = NULL;

777 }

778

779 if (!ok) {

780 g_free(route);

781 route = NULL;

782 }

783

784 return route;

785 }

786

787 static void

788 _g_list_free_all(GList * list)

789 {

790 GList *node;

791 if (list) {

792 foreach(list, node)

793 g_free(node->data);

794 g_list_free(list);

795 }

796 }

797

798 void

799 destroy_route(connect_route * r)

800 {

801 if (r->filename)

802 g_free(r->filename);

803 if (r->mail_host) {

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

805 g_free(r->mail_host);

806 }

807 if (r->wrapper)

808 g_free(r->wrapper);

809 if (r->helo_name)

810 g_free(r->helo_name);

811 _g_list_free_all(r->allowed_mail_locals);

812 _g_list_free_all(r->not_allowed_mail_locals);

813 _g_list_free_all(r->allowed_rcpt_domains);

814 _g_list_free_all(r->not_allowed_rcpt_domains);

815 if (r->set_h_from_domain)

816 g_free(r->set_h_from_domain);

817 if (r->set_h_reply_to_domain)

818 g_free(r->set_h_reply_to_domain);

819 if (r->set_return_path_domain)

820 g_free(r->set_return_path_domain);

821 if (r->map_h_reply_to_addresses)

822 destroy_table(r->map_h_reply_to_addresses);

823 if (r->resolve_list)

824 g_list_free(r->resolve_list);

825 #ifdef ENABLE_AUTH

826 if (r->auth_name)

827 g_free(r->auth_name);

828 if (r->auth_login)

829 g_free(r->auth_login);

830 if (r->auth_secret)

831 g_free(r->auth_secret);

832 #endif

833 if (r->pipe)

834 g_free(r->pipe);

835 g_free(r);

836 }

837

838 GList*

839 read_route_list(GList * rf_list, gboolean is_local_net)

840 {

841 GList *list = NULL;

842 GList *node;

843 uid_t saved_uid, saved_gid;

844

845 if (!conf.run_as_user) {

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

847 }

848

849 foreach(rf_list, node) {

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

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

852 if (route)

853 list = g_list_append(list, route);

854 else

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

856 }

857

858 /* set uid and gid back */

859 if (!conf.run_as_user) {

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

861 }

862

863 return list;

864 }

865

866 void

867 destroy_route_list(GList * list)

868 {

869 GList *node;

870

871 foreach(list, node) {

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

873 destroy_route(route);

874 }

875 g_list_free(list);

876 }

877

878 connect_route*

879 create_local_route()

880 {

881 connect_route *route;

882

883 route = g_malloc(sizeof(connect_route));

884 if (!route) {

885 return NULL;

886 }

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

888 route->is_local_net = TRUE;

889 route->name = g_strdup("default local_net_route");

890 route->expand_h_sender_address = TRUE;

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

892 route->connect_error_fail = TRUE;

893 return route;

894 }