masqmail: 53cf6be5843a src/conf.c

masqmail

view src/conf.c @ 347:53cf6be5843a

Minor refactoring

author	markus schnalke <meillo@marmaro.de>
date	Thu, 14 Jul 2011 11:15:27 +0200
parents	f899ca0835a8
children	08932c629849

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(9) 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(9) 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(9) 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(9) fprintf(stderr, "item = %s\n", buf);

138

139 if (*p)

140 p++;

141 }

142 return list;

143 }

144

145 /* Split the addrs at '@' into local_part and domain. Without an '@'

146 everything is local_part. Create address structs, which are put

147 into a list and returned.

148 This funktion is used for lists of addrs containing globbing chars (* and ?).

149 We don't need valid RFC821 addresses here, just patterns to match against.

150 */

151 static GList*

152 parse_address_glob_list(gchar * line, gboolean read_file)

153 {

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

155 GList *node;

156 GList *list = NULL;

157

158 foreach(plain_list, node) {

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

160 char* at;

161 char* p;

162 address *addr = calloc(1, sizeof(address));

163

164 for (p=item+strlen(item)-1; isspace(*p) || *p=='>'; p--) {

165 *p = '\0';

166 }

167 for (p=item; isspace(*p) || *p=='<'; p++) {

168 }

169

170 addr->address = strdup(p);

171 at = strrchr(p, '@');

172 if (at) {

173 *at = '\0';

174 addr->local_part = strdup(p);

175 addr->domain = strdup(at+1);

176 } else {

177 addr->local_part = strdup(p);

178 /* No `@', thus any domain is okay. */

179 addr->domain = "*";

180 }

181 list = g_list_append(list, addr);

182 DEBUG(6) debugf("parse_address_glob_list: read pattern `%s' `%s'\n",

183 addr->local_part, addr->domain);

184 g_free(item);

185 }

186 g_list_free(plain_list);

187 return list;

188 }

189

190 static GList*

191 parse_resolve_list(gchar * line)

192 {

193 GList *list;

194 GList *list_node;

195 GList *res_list = NULL;

196

197 list = parse_list(line, FALSE);

198 if (!list) {

199 return NULL;

200 }

201

202 foreach(list, list_node) {

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

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

205 res_list = g_list_append(res_list, resolve_byname);

206 #ifdef ENABLE_RESOLVER

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

208 res_list = g_list_append(res_list, resolve_dns_a);

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

210 res_list = g_list_append(res_list, resolve_dns_mx);

211 #endif

212 } else {

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

214 exit(1);

215 }

216 g_free(item);

217 }

218 g_list_free(list);

219 return res_list;

220 }

221

222 static interface*

223 parse_interface(gchar * line, gint def_port)

224 {

225 gchar buf[256];

226 gchar *p, *q;

227 interface *iface;

228

229 DEBUG(9) fprintf(stderr, "parse_interface: %s\n", line);

230

231 p = line;

232 q = buf;

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

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

235 *q = '\0';

236

237 iface = g_malloc(sizeof(interface));

238 iface->address = g_strdup(buf);

239

240 if (*p) {

241 p++;

242 iface->port = atoi(p);

243 } else

244 iface->port = def_port;

245 DEBUG(9) fprintf(stderr,"rval=%s, address:port=%s:%i\n",line, iface->address, iface->port);

246

247 return iface;

248 }

249

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

251 static struct in_addr*

252 parse_network(gchar * line, gint def_port)

253 {

254 gchar buf[256];

255 gchar *p, *q;

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

257 guint n;

258

259 DEBUG(9) fprintf(stderr, "parse_network: %s\n", line);

260

261 p = line;

262 q = buf;

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

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

265 *q = '\0';

266

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

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

269 exit(1);

270 }

271

272 if (*p) {

273 guint i;

274 p++;

275 i = atoi(p);

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

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

278 else {

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

280 exit(1);

281 }

282 } else

283 n = 0;

284

285 mask_addr.s_addr = htonl(n);

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

287

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

289 p_net_addr->s_addr = net_addr.s_addr;

290 return p_net_addr;

291 }

292 #endif

293

294 static gboolean

295 eat_comments(FILE * in)

296 {

297 gint c;

298

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

300 c = fgetc(in)) {

301 if (c == '#') {

302 gint c;

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

304 }

305 }

306 if (c == EOF)

307 return FALSE;

308 ungetc(c, in);

309 return TRUE;

310 }

311

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

313 static gboolean

314 eat_line_trailing(FILE * in)

315 {

316 gint c;

317

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

319 if (c == EOF)

320 return FALSE;

321 return TRUE;

322 }

323

324 static gboolean

325 eat_spaces(FILE * in)

326 {

327 gint c;

328

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

330 /* empty */

331 }

332 if (c == EOF)

333 return FALSE;

334 ungetc(c, in);

335 return TRUE;

336 }

337

338 static gboolean

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

340 {

341 gint c;

342 gchar *ptr = buf;

343

344 DEBUG(9) fprintf(stderr, "read_lval()\n");

345

346 if (!eat_spaces(in))

347 return FALSE;

348

349 c = fgetc(in);

350 DEBUG(9) fprintf(stderr, "read_lval() 2\n");

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

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

353 && (c != EOF)) {

354 *ptr = c;

355 ptr++;

356 c = fgetc(in);

357 }

358 *ptr = '\0';

359 ungetc(c, in);

360

361 if (c == EOF) {

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

363 return FALSE;

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

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

366 }

367

368 eat_spaces(in);

369

370 DEBUG(9) fprintf(stderr, "lval = %s\n", buf);

371

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

373 }

374

375 static gboolean

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

377 {

378 gint c;

379 gchar *ptr = buf;

380

381 DEBUG(9) fprintf(stderr, "read_rval()\n");

382

383 if (!eat_spaces(in))

384 return FALSE;

385

386 c = fgetc(in);

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

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

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

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

391 && (c != EOF)) {

392 *ptr = c;

393 ptr++;

394 c = fgetc(in);

395 }

396 *ptr = '\0';

397 ungetc(c, in);

398 } else {

399 gboolean escape = FALSE;

400 c = fgetc(in);

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

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

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

404 escape = TRUE;

405 } else {

406 *ptr = c;

407 ptr++;

408 escape = FALSE;

409 }

410 }

411 c = fgetc(in);

412 }

413 *ptr = '\0';

414 }

415

416 eat_line_trailing(in);

417

418 DEBUG(9) fprintf(stderr, "rval = %s\n", buf);

419

420 return TRUE;

421 }

422

423 static gboolean

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

425 {

426 gint c;

427

428 DEBUG(9) fprintf(stderr, "read_statement()\n");

429

430 /* eat comments and empty lines: */

431 if (!eat_comments(in))

432 return FALSE;

433

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

435 return FALSE;

436 }

437

438 DEBUG(9) fprintf(stderr, " lval = %s\n", lval);

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

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

441 DEBUG(9) fprintf(stderr, " rval = %s\n", rval);

442 return TRUE;

443 }

444 } else {

445 DEBUG(9) fprintf(stderr," '=' expected after %s, char was '%c'\n", lval, c);

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

447 }

448 return FALSE;

449 }

450

451 gboolean

452 read_conf(gchar * filename)

453 {

454 FILE *in;

455

456 conf.log_max_pri = 7;

457 conf.do_relay = TRUE;

458 conf.localpartcmp = strcmp;

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

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

461 conf.spool_dir = SPOOL_DIR;

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

463 conf.listen_addresses = g_list_append(NULL, parse_interface("localhost", 25));

464

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

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

467 return FALSE;

468 }

469

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

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

472 DEBUG(9) fprintf(stderr,"read_conf(): lval=%s\n", lval);

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

474 conf.debug_level = atoi(rval);

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

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

477 conf.run_as_user = parse_boolean(rval);

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

479 conf.use_syslog = parse_boolean(rval);

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

481 conf.mail_dir = g_strdup(rval);

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

483 conf.lock_dir = g_strdup(rval);

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

485 conf.spool_dir = g_strdup(rval);

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

487 conf.log_dir = g_strdup(rval);

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

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

490 conf.host_name = g_strdup(rval);

491 else {

492 char buf[256];

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

494 if (!fptr) {

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

496 return FALSE;

497 }

498 fgets(buf, 255, fptr);

499 g_strchomp(buf);

500 conf.host_name = g_strdup(buf);

501 fclose(fptr);

502 }

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

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

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

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

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

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

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

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

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

512 conf.do_save_envelope_to = parse_boolean(rval);

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

514 conf.defer_all = parse_boolean(rval);

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

516 conf.do_relay = parse_boolean(rval);

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

518 conf.alias_file = g_strdup(rval);

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

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

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

522 conf.mbox_default = g_strdup(rval);

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

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

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

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

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

528 conf.mda = g_strdup(rval);

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

530 conf.mda_fromline = parse_boolean(rval);

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

532 conf.mda_fromhack = parse_boolean(rval);

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

534 conf.pipe_fromline = parse_boolean(rval);

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

536 conf.pipe_fromhack = parse_boolean(rval);

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

538 GList *node;

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

540

541 conf.listen_addresses = NULL;

542 foreach(tmp_list, node) {

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

544 g_free(node->data);

545 }

546 g_list_free(tmp_list);

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

548 #ifdef ENABLE_IDENT

549 GList *node;

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

551

552 conf.ident_trusted_nets = NULL;

553 foreach(tmp_list, node) {

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

555 g_free(node->data);

556 }

557 g_list_free(tmp_list);

558 #else

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

560 #endif

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

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

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

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

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

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

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

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

569 conf.online_query = g_strdup(rval);

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

571 conf.do_queue = parse_boolean(rval);

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

573 conf.errmsg_file = g_strdup(rval);

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

575 conf.warnmsg_file = g_strdup(rval);

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

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

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

579 gint ival = time_interval(rval);

580 if (ival < 0)

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

582 else

583 conf.max_defer_time = ival;

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

585 conf.log_user = g_strdup(rval);

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

587 conf.max_msg_size = atol(rval);

588 DEBUG(9) fprintf(stderr,"rval=%s, conf.max_msg_size=%ld\n",

589 rval, conf.max_msg_size);

590 }

591 else

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

593 }

594 fclose(in);

595

596 if (!conf.host_name) {

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

598 return FALSE;

599 }

600

601 if (conf.errmsg_file == NULL)

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

603 if (conf.warnmsg_file == NULL)

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

605

606 if (conf.lock_dir == NULL)

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

608

609 if (conf.mbox_default == NULL)

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

611

612 if (conf.warn_intervals == NULL)

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

614

615 if (!conf.local_hosts) {

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

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

618 if (p) {

619 *p = '\0';

620 }

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

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

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

624 free(shortname);

625 free(local_hosts_str);

626 }

627

628

629 return TRUE;

630 }

631

632 connect_route*

633 read_route(gchar * filename, gboolean is_local_net)

634 {

635 gboolean ok = FALSE;

636 FILE *in;

637

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

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

640

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

642

643 route->filename = g_strdup(filename);

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

645

646 route->expand_h_sender_address = TRUE;

647

648 route->is_local_net = is_local_net;

649

650 route->do_pipelining = TRUE;

651

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

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

654 g_free(route);

655 return NULL;

656 }

657

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

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

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

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

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

663 route->helo_name = g_strdup(rval);

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

665 route->wrapper = g_strdup(rval);

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

667 route->connect_error_fail = parse_boolean(rval);

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

669 route->do_correct_helo = parse_boolean(rval);

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

671 route->instant_helo = parse_boolean(rval);

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

673 route->do_pipelining = parse_boolean(rval);

674

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

676 route->allowed_senders = parse_address_glob_list(rval, TRUE);

677 else if (strcmp(lval, "denied_senders") == 0)

678 route->denied_senders = parse_address_glob_list(rval, TRUE);

679 else if (strcmp(lval, "allowed_recipients") == 0)

680 route->allowed_recipients = parse_address_glob_list(rval, TRUE);

681 else if (strcmp(lval, "denied_recipients") == 0)

682 route->denied_recipients = parse_address_glob_list(rval, TRUE);

683

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

685 route->set_h_from_domain = g_strdup(rval);

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

687 route->set_h_reply_to_domain = g_strdup(rval);

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

689 route->set_return_path_domain = g_strdup(rval);

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

691 GList *node, *list;

692

693 list = parse_list(rval, TRUE);

694 foreach(list, node) {

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

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

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

698 g_free(pair->value);

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

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

701 g_free(item);

702 }

703 g_list_free(list);

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

705 GList *list, *node;

706

707 list = parse_list(rval, TRUE);

708 foreach(list, node) {

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

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

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

712 g_free(item);

713 }

714 g_list_free(list);

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

716 GList *list, *node;

717

718 list = parse_list(rval, TRUE);

719 foreach(list, node) {

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

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

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

723 g_free(item);

724 }

725 g_list_free(list);

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

727 GList *list, *node;

728

729 list = parse_list(rval, TRUE);

730 foreach(list, node) {

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

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

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

734 g_free(item);

735 }

736 g_list_free(list);

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

738 route->expand_h_sender_domain = parse_boolean(rval);

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

740 route->expand_h_sender_address = parse_boolean(rval);

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

742 route->resolve_list = parse_resolve_list(rval);

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

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

745 ;

746 }

747 #ifdef ENABLE_AUTH

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

749 route->auth_name = g_strdup(rval);

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

751 route->auth_login = g_strdup(rval);

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

753 route->auth_secret = g_strdup(rval);

754 }

755 #else

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

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

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

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

760 }

761 #endif

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

763 route->pipe = g_strdup(rval);

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

765 route->pipe_fromline = parse_boolean(rval);

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

767 route->pipe_fromhack = parse_boolean(rval);

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

769 route->last_route = parse_boolean(rval);

770 } else

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

772 }

773

774 if (!route->resolve_list) {

775 #ifdef ENABLE_RESOLVER

776 if (!is_local_net) {

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

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

779 }

780 #endif

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

782 }

783 fclose(in);

784 ok = TRUE;

785

786 /* warn user about misconfigurations: */

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

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

789 g_free(route->set_h_from_domain);

790 route->set_h_from_domain = NULL;

791 }

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

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

794 g_free(route->set_h_reply_to_domain);

795 route->set_h_reply_to_domain = NULL;

796 }

797

798 if (!ok) {

799 g_free(route);

800 route = NULL;

801 }

802

803 return route;

804 }

805

806 static void

807 _g_list_free_all(GList * list)

808 {

809 GList *node;

810 if (list) {

811 foreach(list, node)

812 g_free(node->data);

813 g_list_free(list);

814 }

815 }

816

817 void

818 destroy_route(connect_route * r)

819 {

820 if (r->filename)

821 g_free(r->filename);

822 if (r->mail_host) {

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

824 g_free(r->mail_host);

825 }

826 if (r->wrapper)

827 g_free(r->wrapper);

828 if (r->helo_name)

829 g_free(r->helo_name);

830 _g_list_free_all(r->allowed_senders);

831 _g_list_free_all(r->denied_senders);

832 _g_list_free_all(r->allowed_recipients);

833 _g_list_free_all(r->denied_recipients);

834 if (r->set_h_from_domain)

835 g_free(r->set_h_from_domain);

836 if (r->set_h_reply_to_domain)

837 g_free(r->set_h_reply_to_domain);

838 if (r->set_return_path_domain)

839 g_free(r->set_return_path_domain);

840 if (r->map_h_reply_to_addresses)

841 destroy_table(r->map_h_reply_to_addresses);

842 if (r->resolve_list)

843 g_list_free(r->resolve_list);

844 #ifdef ENABLE_AUTH

845 if (r->auth_name)

846 g_free(r->auth_name);

847 if (r->auth_login)

848 g_free(r->auth_login);

849 if (r->auth_secret)

850 g_free(r->auth_secret);

851 #endif

852 if (r->pipe)

853 g_free(r->pipe);

854 g_free(r);

855 }

856

857 GList*

858 read_route_list(GList * rf_list, gboolean is_local_net)

859 {

860 GList *list = NULL;

861 GList *node;

862 uid_t saved_uid, saved_gid;

863

864 if (!conf.run_as_user) {

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

866 }

867

868 foreach(rf_list, node) {

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

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

871 if (route)

872 list = g_list_append(list, route);

873 else

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

875 }

876

877 /* set uid and gid back */

878 if (!conf.run_as_user) {

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

880 }

881

882 return list;

883 }

884

885 void

886 destroy_route_list(GList * list)

887 {

888 GList *node;

889

890 foreach(list, node) {

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

892 destroy_route(route);

893 }

894 g_list_free(list);

895 }

896

897 connect_route*

898 create_local_route()

899 {

900 connect_route *route;

901

902 route = g_malloc(sizeof(connect_route));

903 if (!route) {

904 return NULL;

905 }

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

907 route->is_local_net = TRUE;

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

909 route->expand_h_sender_address = TRUE;

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

911 route->connect_error_fail = TRUE;

912 return route;

913 }