masqmail: 5a0e8ed56c2a src/conf.c

masqmail

view src/conf.c @ 236:5a0e8ed56c2a

debug msgs: improved the display of function return values

author	markus schnalke <meillo@marmaro.de>
date	Fri, 22 Oct 2010 11:15:24 -0300
parents	996b53a50f55
children	e758296de02d

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(EXIT_FAILURE);

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(EXIT_FAILURE);

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(EXIT_FAILURE);

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(EXIT_FAILURE);

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(EXIT_FAILURE);

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(EXIT_FAILURE);

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(EXIT_FAILURE);

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.alias_local_cmp = 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, "alias_local_caseless") == 0) {

497 conf.alias_local_cmp = 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_detect") == 0)

546 conf.online_detect = g_strdup(rval);

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

548 conf.online_file = g_strdup(rval);

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

550 conf.online_pipe = g_strdup(rval);

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

552 conf.do_queue = parse_boolean(rval);

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

554 conf.errmsg_file = g_strdup(rval);

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

556 conf.warnmsg_file = g_strdup(rval);

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

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

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

560 gint dummy;

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

562 if (ival < 0)

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

564 else

565 conf.max_defer_time = ival;

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

567 conf.log_user = g_strdup(rval);

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

569 conf.max_msg_size = atol(rval);

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

571 rval, conf.max_msg_size);

572 }

573 else

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

575 }

576 fclose(in);

577

578 if (!conf.host_name) {

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

580 return FALSE;

581 }

582

583 if (conf.errmsg_file == NULL)

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

585 if (conf.warnmsg_file == NULL)

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

587

588 if (conf.lock_dir == NULL)

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

590

591 if (conf.mbox_default == NULL)

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

593

594 if (conf.warn_intervals == NULL)

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

596

597 if (!conf.local_hosts) {

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

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

600 if (p) {

601 *p = '\0';

602 }

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

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

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

606 free(shortname);

607 free(local_hosts_str);

608 }

609

610

611 return TRUE;

612 }

613

614 connect_route*

615 read_route(gchar * filename, gboolean is_local_net)

616 {

617 gboolean ok = FALSE;

618 FILE *in;

619

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

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

622

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

624

625 route->filename = g_strdup(filename);

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

627

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

629 route->expand_h_sender_address = TRUE;

630

631 route->is_local_net = is_local_net;

632

633 route->do_pipelining = TRUE;

634

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

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

637 g_free(route);

638 return NULL;

639 }

640

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

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

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

644 route->protocol = g_strdup(rval);

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

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

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

648 route->helo_name = g_strdup(rval);

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

650 route->wrapper = g_strdup(rval);

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

652 route->connect_error_fail = parse_boolean(rval);

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

654 route->do_correct_helo = parse_boolean(rval);

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

656 route->instant_helo = parse_boolean(rval);

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

658 route->do_pipelining = parse_boolean(rval);

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

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

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

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

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

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

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

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

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

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

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

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

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

672 route->set_h_from_domain = g_strdup(rval);

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

674 route->set_h_reply_to_domain = g_strdup(rval);

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

676 route->set_return_path_domain = g_strdup(rval);

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

678 GList *node, *list;

679

680 list = parse_list(rval, TRUE);

681 foreach(list, node) {

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

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

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

685 g_free(pair->value);

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

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

688 g_free(item);

689 }

690 g_list_free(list);

691 } else if (strcmp(lval, "map_h_from_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_from_addresses = g_list_append(route->map_h_from_addresses, pair);

699 g_free(item);

700 }

701 g_list_free(list);

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

703 GList *list, *node;

704

705 list = parse_list(rval, TRUE);

706 foreach(list, node) {

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

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

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

710 g_free(item);

711 }

712 g_list_free(list);

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

714 GList *list, *node;

715

716 list = parse_list(rval, TRUE);

717 foreach(list, node) {

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

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

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

721 g_free(item);

722 }

723 g_list_free(list);

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

725 route->expand_h_sender_domain = parse_boolean(rval);

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

727 route->expand_h_sender_address = parse_boolean(rval);

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

729 route->resolve_list = parse_resolve_list(rval);

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

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

732 ;

733 }

734 #ifdef ENABLE_AUTH

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

736 route->auth_name = g_strdup(rval);

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

738 route->auth_login = g_strdup(rval);

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

740 route->auth_secret = g_strdup(rval);

741 }

742 #else

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

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

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

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

747 }

748 #endif

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

750 route->pipe = g_strdup(rval);

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

752 route->pipe_fromline = parse_boolean(rval);

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

754 route->pipe_fromhack = parse_boolean(rval);

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

756 route->last_route = parse_boolean(rval);

757 } else

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

759 }

760

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

762 if (is_local_net) {

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

764 } else {

765 #ifdef ENABLE_RESOLVER

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

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

768 #endif

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

770 }

771 }

772 fclose(in);

773 ok = TRUE;

774

775 /* warn user about misconfigurations: */

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

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

778 g_free(route->set_h_from_domain);

779 route->set_h_from_domain = NULL;

780 }

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

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

783 g_free(route->set_h_reply_to_domain);

784 route->set_h_reply_to_domain = NULL;

785 }

786

787 if (!ok) {

788 g_free(route);

789 route = NULL;

790 }

791

792 return route;

793 }

794

795 static void

796 _g_list_free_all(GList * list)

797 {

798 GList *node;

799 if (list) {

800 foreach(list, node)

801 g_free(node->data);

802 g_list_free(list);

803 }

804 }

805

806 void

807 destroy_route(connect_route * r)

808 {

809 if (r->filename)

810 g_free(r->filename);

811 if (r->protocol)

812 g_free(r->protocol);

813 if (r->mail_host) {

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

815 g_free(r->mail_host);

816 }

817 if (r->wrapper)

818 g_free(r->wrapper);

819 if (r->helo_name)

820 g_free(r->helo_name);

821 _g_list_free_all(r->allowed_mail_locals);

822 _g_list_free_all(r->not_allowed_mail_locals);

823 _g_list_free_all(r->allowed_rcpt_domains);

824 _g_list_free_all(r->not_allowed_rcpt_domains);

825 if (r->set_h_from_domain)

826 g_free(r->set_h_from_domain);

827 if (r->set_h_reply_to_domain)

828 g_free(r->set_h_reply_to_domain);

829 if (r->set_return_path_domain)

830 g_free(r->set_return_path_domain);

831 if (r->map_h_reply_to_addresses)

832 destroy_table(r->map_h_reply_to_addresses);

833 if (r->resolve_list)

834 g_list_free(r->resolve_list);

835 #ifdef ENABLE_AUTH

836 if (r->auth_name)

837 g_free(r->auth_name);

838 if (r->auth_login)

839 g_free(r->auth_login);

840 if (r->auth_secret)

841 g_free(r->auth_secret);

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 connect_route*

889 create_local_route()

890 {

891 connect_route *route;

892

893 route = g_malloc(sizeof(connect_route));

894 if (!route) {

895 return NULL;

896 }

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

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

899 route->is_local_net = TRUE;

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

901 route->expand_h_sender_address = TRUE;

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

903 route->connect_error_fail = TRUE;

904 return route;

905 }