masqmail: a80ebfa16cd5 src/conf.c

masqmail

view src/conf.c @ 114:a80ebfa16cd5

better debugging output (thanks to Paolo)

author	meillo@marmaro.de
date	Wed, 30 Jun 2010 15:00:59 +0200
parents	71605f542ecc
children	315773f814f7

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 == '.' || c == '/' || c == '@' || c == ';')

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

363 && (c != EOF)) {

364 *ptr = c;

365 ptr++;

366 c = fgetc(in);

367 }

368 *ptr = '\0';

369 ungetc(c, in);

370 } else {

371 gboolean escape = FALSE;

372 c = fgetc(in);

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

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

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

376 escape = TRUE;

377 } else {

378 *ptr = c;

379 ptr++;

380 escape = FALSE;

381 }

382 }

383 c = fgetc(in);

384 }

385 *ptr = '\0';

386 }

387

388 eat_line_trailing(in);

389

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

391

392 return TRUE;

393 }

394

395 static gboolean

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

397 {

398 gint c;

399

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

401

402 /* eat comments and empty lines: */

403 if (!eat_comments(in))

404 return FALSE;

405

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

407 return FALSE;

408 }

409

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

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

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

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

414 return TRUE;

415 }

416 } else {

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

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

419 }

420 return FALSE;

421 }

422

423 gboolean

424 read_conf(gchar * filename)

425 {

426 FILE *in;

427

428 conf.log_max_pri = 7;

429 conf.remote_port = 25;

430 conf.do_relay = TRUE;

431 conf.alias_local_cmp = strcmp;

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

433

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

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

436 return FALSE;

437 }

438

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

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

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

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

443 conf.debug_level = atoi(rval);

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

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

446 conf.run_as_user = parse_boolean(rval);

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

448 conf.use_syslog = parse_boolean(rval);

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

450 conf.mail_dir = g_strdup(rval);

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

452 conf.lock_dir = g_strdup(rval);

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

454 conf.spool_dir = g_strdup(rval);

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

456 conf.log_dir = g_strdup(rval);

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

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

459 conf.host_name = g_strdup(rval);

460 else {

461 char buf[256];

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

463 if (fptr) {

464 fprintf(stderr, "could not open %s: %s\n", rval, strerror(errno));

465 return FALSE;

466 }

467 fgets(buf, 255, fptr);

468 g_strchomp(buf);

469 conf.host_name = g_strdup(buf);

470 fclose(fptr);

471 }

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

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

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

475 conf.remote_port = atoi(rval);

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

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

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

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

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

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

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

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

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

485 conf.do_save_envelope_to = parse_boolean(rval);

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

487 conf.defer_all = parse_boolean(rval);

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

489 conf.do_relay = parse_boolean(rval);

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

491 conf.alias_file = g_strdup(rval);

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

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

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

495 conf.mbox_default = g_strdup(rval);

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

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

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

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

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

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

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

503 conf.mda = g_strdup(rval);

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

505 conf.mda_fromline = parse_boolean(rval);

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

507 conf.mda_fromhack = parse_boolean(rval);

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

509 conf.pipe_fromline = parse_boolean(rval);

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

511 conf.pipe_fromhack = parse_boolean(rval);

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

513 GList *node;

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

515

516 conf.listen_addresses = NULL;

517 foreach(tmp_list, node) {

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

519 g_free(node->data);

520 }

521 g_list_free(tmp_list);

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

523 #ifdef ENABLE_IDENT

524 GList *node;

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

526

527 conf.ident_trusted_nets = NULL;

528 foreach(tmp_list, node) {

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

530 g_free(node->data);

531 }

532 g_list_free(tmp_list);

533 #else

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

535 #endif

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

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

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

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

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

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

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

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

544 conf.online_detect = g_strdup(rval);

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

546 conf.online_file = g_strdup(rval);

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

548 conf.online_pipe = g_strdup(rval);

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

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

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

552 conf.do_queue = parse_boolean(rval);

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

554 #ifdef ENABLE_POP3

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

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

557 #else

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

559 #endif

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

561 #ifdef ENABLE_POP3

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

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

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

565 #else

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

567 #endif

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

569 conf.errmsg_file = g_strdup(rval);

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

571 conf.warnmsg_file = g_strdup(rval);

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

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

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

575 gint dummy;

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

577 if (ival < 0)

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

579 else

580 conf.max_defer_time = ival;

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

582 conf.log_user = g_strdup(rval);

583

584 else

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

586 }

587 fclose(in);

588

589 if (conf.errmsg_file == NULL)

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

591 if (conf.warnmsg_file == NULL)

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

593

594 if (conf.lock_dir == NULL)

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

596

597 if (conf.mbox_default == NULL)

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

599

600 if (conf.warn_intervals == NULL)

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

602

603 return TRUE;

604 }

605

606 connect_route*

607 read_route(gchar * filename, gboolean is_local_net)

608 {

609 gboolean ok = FALSE;

610 FILE *in;

611

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

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

614

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

616

617 route->filename = g_strdup(filename);

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

619

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

621 route->expand_h_sender_address = TRUE;

622

623 route->is_local_net = is_local_net;

624

625 route->do_pipelining = TRUE;

626

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

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

629 g_free(route);

630 return NULL;

631 }

632

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

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

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

636 route->protocol = g_strdup(rval);

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

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

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, "do_pipelining") == 0)

648 route->do_pipelining = parse_boolean(rval);

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

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

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

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

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

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

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

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

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

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

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

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

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

662 route->set_h_from_domain = g_strdup(rval);

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

664 route->set_h_reply_to_domain = g_strdup(rval);

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

666 route->set_return_path_domain = g_strdup(rval);

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

668 GList *node, *list;

669

670 list = parse_list(rval, TRUE);

671 foreach(list, node) {

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

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

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

675 g_free(pair->value);

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

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

678 g_free(item);

679 }

680 g_list_free(list);

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

682 GList *list, *node;

683

684 list = parse_list(rval, TRUE);

685 foreach(list, node) {

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

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

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

689 g_free(item);

690 }

691 g_list_free(list);

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

693 GList *list, *node;

694

695 list = parse_list(rval, TRUE);

696 foreach(list, node) {

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

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

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

700 g_free(item);

701 }

702 g_list_free(list);

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

704 GList *list, *node;

705

706 list = parse_list(rval, TRUE);

707 foreach(list, node) {

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

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

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

711 g_free(item);

712 }

713 g_list_free(list);

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

715 route->expand_h_sender_domain = parse_boolean(rval);

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

717 route->expand_h_sender_address = parse_boolean(rval);

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

719 route->resolve_list = parse_resolve_list(rval);

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

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

722 ;

723 }

724 #ifdef ENABLE_AUTH

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

726 route->auth_name = g_strdup(rval);

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

728 route->auth_login = g_strdup(rval);

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

730 route->auth_secret = g_strdup(rval);

731 }

732 #else

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

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

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

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

737 }

738 #endif

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

740 #ifdef ENABLE_POP3

741 route->pop3_login = g_strdup(rval);

742 #else

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

744 #endif

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

746 route->pipe = g_strdup(rval);

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

748 route->pipe_fromline = parse_boolean(rval);

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

750 route->pipe_fromhack = parse_boolean(rval);

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

752 route->last_route = parse_boolean(rval);

753 } else

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

755 }

756

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

758 if (is_local_net) {

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

760 } else {

761 #ifdef ENABLE_RESOLVER

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

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

764 #endif

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

766 }

767 }

768 fclose(in);

769 ok = TRUE;

770

771 /* warn user about misconfigurations: */

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

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

774 g_free(route->set_h_from_domain);

775 route->set_h_from_domain = NULL;

776 }

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

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

779 g_free(route->set_h_reply_to_domain);

780 route->set_h_reply_to_domain = NULL;

781 }

782

783 if (!ok) {

784 g_free(route);

785 route = NULL;

786 }

787

788 return route;

789 }

790

791 static void

792 _g_list_free_all(GList * list)

793 {

794 GList *node;

795 if (list) {

796 foreach(list, node)

797 g_free(node->data);

798 g_list_free(list);

799 }

800 }

801

802 void

803 destroy_route(connect_route * r)

804 {

805 if (r->filename)

806 g_free(r->filename);

807 if (r->protocol)

808 g_free(r->protocol);

809 if (r->mail_host) {

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

811 g_free(r->mail_host);

812 }

813 if (r->wrapper)

814 g_free(r->wrapper);

815 if (r->helo_name)

816 g_free(r->helo_name);

817 _g_list_free_all(r->allowed_mail_locals);

818 _g_list_free_all(r->not_allowed_mail_locals);

819 _g_list_free_all(r->allowed_rcpt_domains);

820 _g_list_free_all(r->not_allowed_rcpt_domains);

821 if (r->set_h_from_domain)

822 g_free(r->set_h_from_domain);

823 if (r->set_h_reply_to_domain)

824 g_free(r->set_h_reply_to_domain);

825 if (r->set_return_path_domain)

826 g_free(r->set_return_path_domain);

827 if (r->map_h_reply_to_addresses)

828 destroy_table(r->map_h_reply_to_addresses);

829 if (r->resolve_list)

830 g_list_free(r->resolve_list);

831 #ifdef ENABLE_AUTH

832 if (r->auth_name)

833 g_free(r->auth_name);

834 if (r->auth_login)

835 g_free(r->auth_login);

836 if (r->auth_secret)

837 g_free(r->auth_secret);

838 #endif

839 #ifdef ENABLE_POP3

840 if (r->pop3_login)

841 g_free(r->pop3_login);

842 #endif

843 if (r->pipe)

844 g_free(r->pipe);

845 g_free(r);

846 }

847

848 GList*

849 read_route_list(GList * rf_list, gboolean is_local_net)

850 {

851 GList *list = NULL;

852 GList *node;

853 uid_t saved_uid, saved_gid;

854

855 if (!conf.run_as_user) {

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

857 }

858

859 foreach(rf_list, node) {

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

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

862 if (route)

863 list = g_list_append(list, route);

864 else

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

866 }

867

868 /* set uid and gid back */

869 if (!conf.run_as_user) {

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

871 }

872

873 return list;

874 }

875

876 void

877 destroy_route_list(GList * list)

878 {

879 GList *node;

880

881 foreach(list, node) {

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

883 destroy_route(route);

884 }

885 g_list_free(list);

886 }

887

888 #ifdef ENABLE_POP3

889

890 get_conf*

891 read_get_conf(gchar * filename)

892 {

893 FILE *in;

894

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

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

897

898 gc->server_port = 110;

899

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

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

902 g_free(gc);

903 return NULL;

904 }

905

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

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

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

909 gc->protocol = g_strdup(rval);

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

911 gc->server_name = g_strdup(rval);

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

913 gc->server_port = atoi(rval);

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

915 gc->wrapper = g_strdup(rval);

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

917 gc->login_user = g_strdup(rval);

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

919 gc->login_pass = g_strdup(rval);

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

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

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

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

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

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

926 ;

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

928 gc->do_keep = parse_boolean(rval);

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

930 gc->do_uidl = parse_boolean(rval);

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

932 gc->do_uidl_dele = parse_boolean(rval);

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

934 gc->max_size = atoi(rval);

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

936 gc->max_size = parse_boolean(rval);

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

938 gc->max_count = atoi(rval);

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

940 gc->resolve_list = parse_resolve_list(rval);

941 else

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

943 }

944 fclose(in);

945

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

947 #ifdef ENABLE_RESOLVER

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

949 #endif

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

951 }

952

953 if (gc->protocol == NULL)

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

955 return gc;

956 }

957

958 void

959 destroy_get_conf(get_conf * gc)

960 {

961 if (gc->protocol)

962 g_free(gc->protocol);

963 if (gc->server_name)

964 g_free(gc->server_name);

965 if (gc->login_user)

966 g_free(gc->login_user);

967 if (gc->login_pass)

968 g_free(gc->login_pass);

969 if (gc->wrapper)

970 g_free(gc->wrapper);

971 if (gc->address)

972 destroy_address(gc->address);

973 if (gc->return_path)

974 destroy_address(gc->return_path);

975 if (gc->resolve_list)

976 g_list_free(gc->resolve_list);

977 g_free(gc);

978 }

979

980 #endif

981

982 connect_route*

983 create_local_route()

984 {

985 connect_route *route;

986

987 route = g_malloc(sizeof(connect_route));

988 if (!route) {

989 return NULL;

990 }

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

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

993 route->is_local_net = TRUE;

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

995 route->expand_h_sender_address = TRUE;

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

997 route->connect_error_fail = TRUE;

998 return route;

999 }