masqmail: 607221b0dac1 src/conf.c

masqmail

view src/conf.c @ 26:607221b0dac1

added myself as maintainer; updated URL of the website

author	meillo@marmaro.de
date	Thu, 06 May 2010 11:44:43 +0200
parents	49dab67fe461
children	71605f542ecc

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"))) {

92 gchar buf[256];

94 while (!feof(fptr)) {

95 fgets(buf, 255, fptr);

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

97 g_strchomp(buf);

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

99 }

100 }

101 fclose(fptr);

102 } else {

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

104 exit(EXIT_FAILURE);

105 }

106

107 return list;

108 }

109

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

111 GList*

112 parse_list(gchar * line, gboolean read_file)

113 {

114 GList *list = NULL;

115 gchar buf[256];

116 gchar *p, *q;

117

118 DEBUG(6) fprintf(stderr, "parsing list %s\n", line);

119

120 p = line;

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

122 q = buf;

123

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

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

126 *q = '\0';

127

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

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

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

131 else

132 /* just a normal item */

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

134

135 DEBUG(6) printf("item = %s\n", buf);

136

137 if (*p)

138 p++;

139 }

140 return list;

141 }

142

143 static GList*

144 parse_address_list(gchar * line, gboolean read_file)

145 {

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

147 GList *node;

148 GList *list = NULL;

149

150 foreach(plain_list, node) {

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

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

153 if (addr)

154 list = g_list_append(list, addr);

155 g_free(item);

156 }

157 g_list_free(plain_list);

158

159 return list;

160 }

161

162 static GList*

163 parse_resolve_list(gchar * line)

164 {

165 GList *list;

166 GList *list_node;

167 GList *res_list = NULL;

168

169 list = parse_list(line, FALSE);

170 if (list) {

171 foreach(list, list_node) {

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

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

174 res_list = g_list_append(res_list, resolve_byname);

175 #ifdef ENABLE_RESOLVER

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

177 res_list = g_list_append(res_list, resolve_dns_a);

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

179 res_list = g_list_append(res_list, resolve_dns_mx);

180 #endif

181 } else {

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

183 exit(EXIT_FAILURE);

184 }

185 g_free(item);

186 }

187 g_list_free(list);

188 }

189 return res_list;

190 }

191

192 static interface*

193 parse_interface(gchar * line, gint def_port)

194 {

195 gchar buf[256];

196 gchar *p, *q;

197 interface *iface;

198

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

200

201 p = line;

202 q = buf;

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

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

205 *q = '\0';

206

207 iface = g_malloc(sizeof(interface));

208 iface->address = g_strdup(buf);

209

210 if (*p) {

211 p++;

212 iface->port = atoi(p);

213 } else

214 iface->port = def_port;

215

216 return iface;

217 }

218

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

220 static struct in_addr*

221 parse_network(gchar * line, gint def_port)

222 {

223 gchar buf[256];

224 gchar *p, *q;

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

226 guint n;

227

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

229

230 p = line;

231 q = buf;

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

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

234 *q = '\0';

235

236 if ((addr.s_addr = inet_addr(buf)) != INADDR_NONE) {

237 if (*p) {

238 guint i;

239 p++;

240 i = atoi(p);

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

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

243 else {

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

245 exit(EXIT_FAILURE);

246 }

247 } else

248 n = 0;

249

250 mask_addr.s_addr = htonl(n);

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

252 } else {

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

254 exit(EXIT_FAILURE);

255 }

256

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

258 p_net_addr->s_addr = net_addr.s_addr;

259 return p_net_addr;

260 }

261 #endif

262

263 static gboolean

264 eat_comments(FILE * in)

265 {

266 gint c;

267

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

269 c = fgetc(in)) {

270 if (c == '#') {

271 gint c;

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

273 }

274 }

275 if (c == EOF)

276 return FALSE;

277 ungetc(c, in);

278 return TRUE;

279 }

280

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

282 static gboolean

283 eat_line_trailing(FILE * in)

284 {

285 gint c;

286

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

288 if (c == EOF)

289 return FALSE;

290 return TRUE;

291 }

292

293 static gboolean

294 eat_spaces(FILE * in)

295 {

296 gint c;

297

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

299 if (c == EOF)

300 return FALSE;

301 ungetc(c, in);

302 return TRUE;

303 }

304

305 static gboolean

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

307 {

308 gint c;

309 gchar *ptr = buf;

310

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

312

313 if (!eat_spaces(in))

314 return FALSE;

315

316 c = fgetc(in);

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

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

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

320 && (c != EOF)) {

321 *ptr = c;

322 ptr++;

323 c = fgetc(in);

324 }

325 *ptr = '\0';

326 ungetc(c, in);

327

328 if (c == EOF) {

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

330 return FALSE;

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

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

333 }

334

335 eat_spaces(in);

336

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

338

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

340 }

341

342 static gboolean

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

344 {

345 gint c;

346 gchar *ptr = buf;

347

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

349

350 if (!eat_spaces(in))

351 return FALSE;

352

353 c = fgetc(in);

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

355 while ((isalnum(c) || c == '_' || c == '-' || c == '.' || c == '/' || c == '@' || c == ';')

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

357 && (c != EOF)) {

358 *ptr = c;

359 ptr++;

360 c = fgetc(in);

361 }

362 *ptr = '\0';

363 ungetc(c, in);

364 } else {

365 gboolean escape = FALSE;

366 c = fgetc(in);

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

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

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

370 escape = TRUE;

371 } else {

372 *ptr = c;

373 ptr++;

374 escape = FALSE;

375 }

376 }

377 c = fgetc(in);

378 }

379 *ptr = '\0';

380 }

381

382 eat_line_trailing(in);

383

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

385

386 return TRUE;

387 }

388

389 static gboolean

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

391 {

392 gint c;

393

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

395

396 /* eat comments and empty lines: */

397 if (!eat_comments(in))

398 return FALSE;

399

400 DEBUG(6) fprintf(stderr, "read_statement() 1\n");

401

402 if (read_lval(in, lval, lsize)) {

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

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

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

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

407 return TRUE;

408 }

409 } else {

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

411 }

412 }

413 return FALSE;

414 }

415

416 gboolean

417 read_conf(gchar * filename)

418 {

419 FILE *in;

420

421 conf.log_max_pri = 7;

422 conf.remote_port = 25;

423 conf.do_relay = TRUE;

424 conf.alias_local_cmp = strcmp;

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

426

427 if ((in = fopen(filename, "r"))) {

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

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

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

431 conf.debug_level = atoi(rval);

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

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

434 conf.run_as_user = parse_boolean(rval);

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

436 conf.use_syslog = parse_boolean(rval);

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

438 conf.mail_dir = g_strdup(rval);

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

440 conf.lock_dir = g_strdup(rval);

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

442 conf.spool_dir = g_strdup(rval);

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

444 conf.log_dir = g_strdup(rval);

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

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

447 conf.host_name = g_strdup(rval);

448 else {

449 char buf[256];

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

451 if (fptr) {

452 fgets(buf, 255, fptr);

453 g_strchomp(buf);

454 conf.host_name = g_strdup(buf);

455 fclose(fptr);

456 } else {

457 fprintf(stderr, "could not open %s: %s\n", rval,

458 strerror(errno));

459 return FALSE;

460 }

461 }

462 } else if (strcmp(lval, "remote_port") == 0) {

463 fprintf(stderr, "the remote_port option is now deprecated. Use 'mail_host' in the\n"

464 "route configuration instead. See man masqmail.route\n");

465 conf.remote_port = atoi(rval);

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

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

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

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

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

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

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

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

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

475 conf.do_save_envelope_to = parse_boolean(rval);

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

477 conf.defer_all = parse_boolean(rval);

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

479 conf.do_relay = parse_boolean(rval);

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

481 conf.alias_file = g_strdup(rval);

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

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

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

485 conf.mbox_default = g_strdup(rval);

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

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

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

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

490 } else if (strcmp(lval, "maildir_users") == 0) {

491 conf.maildir_users = parse_list(rval, TRUE);

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

493 conf.mda = g_strdup(rval);

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

495 conf.mda_fromline = parse_boolean(rval);

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

497 conf.mda_fromhack = parse_boolean(rval);

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

499 conf.pipe_fromline = parse_boolean(rval);

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

501 conf.pipe_fromhack = parse_boolean(rval);

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

503 GList *node;

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

505

506 conf.listen_addresses = NULL;

507 foreach(tmp_list, node) {

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

509 g_free(node->data);

510 }

511 g_list_free(tmp_list);

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

513 #ifdef ENABLE_IDENT

514 GList *node;

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

516

517 conf.ident_trusted_nets = NULL;

518 foreach(tmp_list, node) {

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

520 g_free(node->data);

521 }

522 g_list_free(tmp_list);

523 #else

524 fprintf(stderr, "%s ignored: not compiled with ident support\n", lval);

525 #endif

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

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

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

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

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

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

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

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

534 conf.online_detect = g_strdup(rval);

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

536 conf.online_file = g_strdup(rval);

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

538 conf.online_pipe = g_strdup(rval);

539 else if (strcmp(lval, "mserver_iface") == 0)

540 conf.mserver_iface = parse_interface(rval, 224);

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

542 conf.do_queue = parse_boolean(rval);

543 else if (strncmp(lval, "get.", 4) == 0) {

544 #ifdef ENABLE_POP3

545 table_pair *pair = create_pair_string(&(lval[4]), rval);

546 conf.get_names = g_list_append(conf.get_names, pair);

547 #else

548 fprintf(stderr, "get.<name> ignored: not compiled with pop support\n");

549 #endif

550 } else if (strncmp(lval, "online_gets.", 12) == 0) {

551 #ifdef ENABLE_POP3

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

553 table_pair *pair = create_pair(&(lval[12]), file_list);

554 conf.online_gets = g_list_append(conf.online_gets, pair);

555 #else

556 fprintf(stderr, "online_gets.<name> ignored: not compiled with pop support\n");

557 #endif

558 } else if (strcmp(lval, "errmsg_file") == 0)

559 conf.errmsg_file = g_strdup(rval);

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

561 conf.warnmsg_file = g_strdup(rval);

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

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

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

565 gint dummy;

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

567 if (ival < 0)

568 fprintf(stderr, "invalid time interval for 'max_defer_time': %s\n", rval);

569 else

570 conf.max_defer_time = ival;

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

572 conf.log_user = g_strdup(rval);

573

574 else

575 fprintf(stderr, "var '%s' not (yet) known, ignored\n", lval);

576 }

577 fclose(in);

578

579 if (conf.errmsg_file == NULL)

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

581 if (conf.warnmsg_file == NULL)

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

583

584 if (conf.lock_dir == NULL)

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

586

587 if (conf.mbox_default == NULL)

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

589

590 if (conf.warn_intervals == NULL)

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

592

593 return TRUE;

594 } else

595 fprintf(stderr, "could not open config file %s: %s\n", filename, strerror(errno));

596 return FALSE;

597 }

598

599 connect_route*

600 read_route(gchar * filename, gboolean is_local_net)

601 {

602 gboolean ok = FALSE;

603 FILE *in;

604

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

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

607

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

609

610 route->filename = g_strdup(filename);

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

612

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

614 route->expand_h_sender_address = TRUE;

615

616 route->is_local_net = is_local_net;

617

618 route->do_pipelining = TRUE;

619

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

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

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

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

624 route->protocol = g_strdup(rval);

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

626 route->mail_host = parse_interface(rval, conf.remote_port);

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

628 route->helo_name = g_strdup(rval);

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

630 route->wrapper = g_strdup(rval);

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

632 route->connect_error_fail = parse_boolean(rval);

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

634 route->do_correct_helo = parse_boolean(rval);

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

636 route->do_pipelining = parse_boolean(rval);

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

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

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

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

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

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

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

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

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

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

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

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

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

650 route->set_h_from_domain = g_strdup(rval);

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

652 route->set_h_reply_to_domain = g_strdup(rval);

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

654 route->set_return_path_domain = g_strdup(rval);

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

656 GList *node, *list;

657

658 list = parse_list(rval, TRUE);

659 foreach(list, node) {

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

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

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

663 g_free(pair->value);

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

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

666 g_free(item);

667 }

668 g_list_free(list);

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

670 GList *list, *node;

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

677 g_free(item);

678 }

679 g_list_free(list);

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

681 GList *list, *node;

682

683 list = parse_list(rval, TRUE);

684 foreach(list, node) {

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

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

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

688 g_free(item);

689 }

690 g_list_free(list);

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

692 GList *list, *node;

693

694 list = parse_list(rval, TRUE);

695 foreach(list, node) {

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

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

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

699 g_free(item);

700 }

701 g_list_free(list);

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

703 route->expand_h_sender_domain = parse_boolean(rval);

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

705 route->expand_h_sender_address = parse_boolean(rval);

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

707 route->resolve_list = parse_resolve_list(rval);

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

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

710 ;

711 }

712 #ifdef ENABLE_AUTH

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

714 route->auth_name = g_strdup(rval);

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

716 route->auth_login = g_strdup(rval);

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

718 route->auth_secret = g_strdup(rval);

719 }

720 #else

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

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

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

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

725 }

726 #endif

727 else if (strcmp(lval, "pop3_login") == 0) {

728 #ifdef ENABLE_POP3

729 route->pop3_login = g_strdup(rval);

730 #else

731 logwrite(LOG_WARNING, "pop3_login ignored: not compiled with pop support.\n");

732 #endif

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

734 route->pipe = g_strdup(rval);

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

736 route->pipe_fromline = parse_boolean(rval);

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

738 route->pipe_fromhack = parse_boolean(rval);

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

740 route->last_route = parse_boolean(rval);

741 } else

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

743 }

744

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

746 if (is_local_net) {

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

748 } else {

749 #ifdef ENABLE_RESOLVER

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

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

752 #endif

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

754 }

755 }

756 fclose(in);

757 ok = TRUE;

758

759 /* warn user about misconfigurations: */

760 if ((route->map_h_from_addresses != NULL)

761 && (route->set_h_from_domain != NULL)) {

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

763 g_free(route->set_h_from_domain);

764 route->set_h_from_domain = NULL;

765 }

766 if ((route->map_h_reply_to_addresses != NULL)

767 && (route->set_h_reply_to_domain != NULL)) {

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

769 g_free(route->set_h_reply_to_domain);

770 route->set_h_reply_to_domain = NULL;

771 }

772 } else {

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

774 }

775

776 if (!ok) {

777 g_free(route);

778 route = NULL;

779 }

780

781 return route;

782 }

783

784 static void

785 _g_list_free_all(GList * list)

786 {

787 GList *node;

788 if (list) {

789 foreach(list, node)

790 g_free(node->data);

791 g_list_free(list);

792 }

793 }

794

795 void

796 destroy_route(connect_route * r)

797 {

798 if (r->filename)

799 g_free(r->filename);

800 if (r->protocol)

801 g_free(r->protocol);

802 if (r->mail_host) {

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

804 g_free(r->mail_host);

805 }

806 if (r->wrapper)

807 g_free(r->wrapper);

808 if (r->helo_name)

809 g_free(r->helo_name);

810 _g_list_free_all(r->allowed_mail_locals);

811 _g_list_free_all(r->not_allowed_mail_locals);

812 _g_list_free_all(r->allowed_rcpt_domains);

813 _g_list_free_all(r->not_allowed_rcpt_domains);

814 if (r->set_h_from_domain)

815 g_free(r->set_h_from_domain);

816 if (r->set_h_reply_to_domain)

817 g_free(r->set_h_reply_to_domain);

818 if (r->set_return_path_domain)

819 g_free(r->set_return_path_domain);

820 if (r->map_h_reply_to_addresses)

821 destroy_table(r->map_h_reply_to_addresses);

822 if (r->resolve_list)

823 g_list_free(r->resolve_list);

824 #ifdef ENABLE_AUTH

825 if (r->auth_name)

826 g_free(r->auth_name);

827 if (r->auth_login)

828 g_free(r->auth_login);

829 if (r->auth_secret)

830 g_free(r->auth_secret);

831 #endif

832 #ifdef ENABLE_POP3

833 if (r->pop3_login)

834 g_free(r->pop3_login);

835 #endif

836 if (r->pipe)

837 g_free(r->pipe);

838 g_free(r);

839 }

840

841 GList*

842 read_route_list(GList * rf_list, gboolean is_local_net)

843 {

844 GList *list = NULL;

845 GList *node;

846 uid_t saved_uid, saved_gid;

847

848 if (!conf.run_as_user) {

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

850 }

851

852 foreach(rf_list, node) {

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

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

855 if (route)

856 list = g_list_append(list, route);

857 else

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

859 }

860

861 /* set uid and gid back */

862 if (!conf.run_as_user) {

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

864 }

865

866 return list;

867 }

868

869 void

870 destroy_route_list(GList * list)

871 {

872 GList *node;

873

874 foreach(list, node) {

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

876 destroy_route(route);

877 }

878 g_list_free(list);

879 }

880

881 #ifdef ENABLE_POP3

882

883 get_conf*

884 read_get_conf(gchar * filename)

885 {

886 FILE *in;

887

888 get_conf *gc = g_malloc(sizeof(get_conf));

889 memset(gc, 0, sizeof(get_conf));

890

891 gc->server_port = 110;

892

893 if ((in = fopen(filename, "r"))) {

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

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

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

897 gc->protocol = g_strdup(rval);

898 else if (strcmp(lval, "server") == 0)

899 gc->server_name = g_strdup(rval);

900 else if (strcmp(lval, "port") == 0)

901 gc->server_port = atoi(rval);

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

903 gc->wrapper = g_strdup(rval);

904 else if (strcmp(lval, "user") == 0)

905 gc->login_user = g_strdup(rval);

906 else if (strcmp(lval, "pass") == 0)

907 gc->login_pass = g_strdup(rval);

908 else if (strcmp(lval, "address") == 0)

909 gc->address = create_address_qualified(rval, TRUE, conf.host_name);

910 else if (strcmp(lval, "return_path") == 0)

911 gc->return_path = create_address_qualified(rval, TRUE, conf.host_name);

912 else if (strcmp(lval, "do_ssl") == 0)

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

914 ;

915 else if (strcmp(lval, "do_keep") == 0)

916 gc->do_keep = parse_boolean(rval);

917 else if (strcmp(lval, "do_uidl") == 0)

918 gc->do_uidl = parse_boolean(rval);

919 else if (strcmp(lval, "do_uidl_dele") == 0)

920 gc->do_uidl_dele = parse_boolean(rval);

921 else if (strcmp(lval, "max_size") == 0)

922 gc->max_size = atoi(rval);

923 else if (strcmp(lval, "max_size_delete") == 0)

924 gc->max_size = parse_boolean(rval);

925 else if (strcmp(lval, "max_count") == 0)

926 gc->max_count = atoi(rval);

927 else if (strcmp(lval, "resolve_list") == 0)

928 gc->resolve_list = parse_resolve_list(rval);

929 else

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

931 }

932 fclose(in);

933

934 if (gc->resolve_list == NULL) {

935 #ifdef ENABLE_RESOLVER

936 gc->resolve_list = g_list_append(NULL, resolve_dns_a);

937 #endif

938 gc->resolve_list = g_list_append(NULL, resolve_byname);

939 }

940

941 if (gc->protocol == NULL)

942 gc->protocol = g_strdup("pop3");

943 return gc;

944 }

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

946

947 g_free(gc);

948 return NULL;

949 }

950

951 void

952 destroy_get_conf(get_conf * gc)

953 {

954 if (gc->protocol)

955 g_free(gc->protocol);

956 if (gc->server_name)

957 g_free(gc->server_name);

958 if (gc->login_user)

959 g_free(gc->login_user);

960 if (gc->login_pass)

961 g_free(gc->login_pass);

962 if (gc->wrapper)

963 g_free(gc->wrapper);

964 if (gc->address)

965 destroy_address(gc->address);

966 if (gc->return_path)

967 destroy_address(gc->return_path);

968 if (gc->resolve_list)

969 g_list_free(gc->resolve_list);

970 g_free(gc);

971 }

972

973 #endif

974

975 connect_route*

976 create_local_route()

977 {

978 connect_route *route;

979

980 route = g_malloc(sizeof(connect_route));

981 if (route) {

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

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

984 route->is_local_net = TRUE;

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

986 route->expand_h_sender_address = TRUE;

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

988 route->connect_error_fail = TRUE;

989 }

990 return route;

991 }