masqmail-0.2: 9fb7ddbaf129 src/conf.c

masqmail-0.2

view src/conf.c @ 12:9fb7ddbaf129

removed noop-code; some beautifying

author	meillo@marmaro.de
date	Wed, 29 Oct 2008 16:34:13 +0100
parents	08114f7dcc23
children	49dab67fe461

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 "masqmail.h"

21 #include "pwd.h"

22 #include "grp.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

111 makes a GList out of it.

112 */

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\n", line);

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) printf("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 foreach(list, list_node) {

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

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

176 res_list = g_list_append(res_list, resolve_byname);

177 #ifdef ENABLE_RESOLVER

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

179 res_list = g_list_append(res_list, resolve_dns_a);

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

181 res_list = g_list_append(res_list, resolve_dns_mx);

182 #endif

183 } else {

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

185 exit(EXIT_FAILURE);

186 }

187 g_free(item);

188 }

189 g_list_free(list);

190 }

191 return res_list;

192 }

193

194 static interface*

195 parse_interface(gchar * line, gint def_port)

196 {

197 gchar buf[256];

198 gchar *p, *q;

199 interface *iface;

200

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

202

203 p = line;

204 q = buf;

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

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

207 *q = 0;

208

209 iface = g_malloc(sizeof(interface));

210 iface->address = g_strdup(buf);

211

212 if (*p) {

213 p++;

214 iface->port = atoi(p);

215 } else

216 iface->port = def_port;

217

218 return iface;

219 }

220

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

222 static struct in_addr*

223 parse_network(gchar * line, gint def_port)

224 {

225 gchar buf[256];

226 gchar *p, *q;

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

228 guint n;

229

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

231

232 p = line;

233 q = buf;

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

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

236 *q = 0;

237

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

239 if (*p) {

240 guint i;

241 p++;

242 i = atoi(p);

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

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

245 else {

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

247 exit(EXIT_FAILURE);

248 }

249 } else

250 n = 0;

251

252 mask_addr.s_addr = htonl(n);

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

254 } else {

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

256 exit(EXIT_FAILURE);

257 }

258

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

260 p_net_addr->s_addr = net_addr.s_addr;

261 return p_net_addr;

262 }

263 #endif

264

265 static gboolean

266 eat_comments(FILE * in)

267 {

268 gint c;

269

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

271 c = fgetc(in)) {

272 if (c == '#') {

273 gint c;

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

275 }

276 }

277 if (c == EOF)

278 return FALSE;

279 ungetc(c, in);

280 return TRUE;

281 }

282

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

284 static gboolean

285 eat_line_trailing(FILE * in)

286 {

287 gint c;

288

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

290 if (c == EOF)

291 return FALSE;

292 return TRUE;

293 }

294

295 static gboolean

296 eat_spaces(FILE * in)

297 {

298 gint c;

299

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

301 if (c == EOF)

302 return FALSE;

303 ungetc(c, in);

304 return TRUE;

305 }

306

307 static gboolean

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

309 {

310 gint c;

311 gchar *ptr = buf;

312

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

314

315 if (!eat_spaces(in))

316 return FALSE;

317

318 c = fgetc(in);

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

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

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

322 && (c != EOF)) {

323 *ptr = c;

324 ptr++;

325 c = fgetc(in);

326 }

327 *ptr = 0;

328 ungetc(c, in);

329

330 if (c == EOF) {

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

332 return FALSE;

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

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

335 }

336

337 eat_spaces(in);

338

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

340

341 return buf[0] != 0;

342 }

343

344 static gboolean

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

346 {

347 gint c;

348 gchar *ptr = buf;

349

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

351

352 if (!eat_spaces(in))

353 return FALSE;

354

355 c = fgetc(in);

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

357 while ((isalnum(c) || c == '_' || c == '-' || c == '.' || c == '/'

358 || c == '@' || c == ';')

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

360 && (c != EOF)) {

361 *ptr = c;

362 ptr++;

363 c = fgetc(in);

364 }

365 *ptr = 0;

366 ungetc(c, in);

367 } else {

368 gboolean escape = FALSE;

369 c = fgetc(in);

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

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

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

373 escape = TRUE;

374 } else {

375 *ptr = c;

376 ptr++;

377 escape = FALSE;

378 }

379 }

380 c = fgetc(in);

381 }

382 *ptr = 0;

383 }

384

385 eat_line_trailing(in);

386

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

388

389 return TRUE;

390 }

391

392 static gboolean

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

394 {

395 gint c;

396

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

398

399 /* eat comments and empty lines: */

400 if (!eat_comments(in))

401 return FALSE;

402

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

404

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

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

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

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

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

410 return TRUE;

411 }

412 } else {

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

414 c);

415 }

416 }

417 return FALSE;

418 }

419

420 gboolean

421 read_conf(gchar * filename)

422 {

423 FILE *in;

424

425 conf.log_max_pri = 7;

426 conf.remote_port = 25;

427 conf.do_relay = TRUE;

428 conf.alias_local_cmp = strcmp;

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

430

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

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

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

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

435 conf.debug_level = atoi(rval);

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

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

438 conf.run_as_user = parse_boolean(rval);

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

440 conf.use_syslog = parse_boolean(rval);

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

442 conf.mail_dir = g_strdup(rval);

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

444 conf.lock_dir = g_strdup(rval);

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

446 conf.spool_dir = g_strdup(rval);

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

448 conf.log_dir = g_strdup(rval);

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

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

451 conf.host_name = g_strdup(rval);

452 else {

453 char buf[256];

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

455 if (fptr) {

456 fgets(buf, 255, fptr);

457 g_strchomp(buf);

458 conf.host_name = g_strdup(buf);

459 fclose(fptr);

460 } else {

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

462 strerror(errno));

463 return FALSE;

464 }

465 }

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

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

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

469 conf.remote_port = atoi(rval);

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

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

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

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

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

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

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

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

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

479 conf.do_save_envelope_to = parse_boolean(rval);

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

481 conf.defer_all = parse_boolean(rval);

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

483 conf.do_relay = parse_boolean(rval);

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

485 conf.alias_file = g_strdup(rval);

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

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

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

489 conf.mbox_default = g_strdup(rval);

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

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

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

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

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

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

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

497 conf.mda = g_strdup(rval);

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

499 conf.mda_fromline = parse_boolean(rval);

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

501 conf.mda_fromhack = parse_boolean(rval);

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

503 conf.pipe_fromline = parse_boolean(rval);

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

505 conf.pipe_fromhack = parse_boolean(rval);

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

507 GList *node;

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

509

510 conf.listen_addresses = NULL;

511 foreach(tmp_list, node) {

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

513 g_free(node->data);

514 }

515 g_list_free(tmp_list);

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

517 #ifdef ENABLE_IDENT

518 GList *node;

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

520

521 conf.ident_trusted_nets = NULL;

522 foreach(tmp_list, node) {

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

524 g_free(node->data);

525 }

526 g_list_free(tmp_list);

527 #else

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

529 #endif

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

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

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

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

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

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

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

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

538 conf.online_detect = g_strdup(rval);

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

540 conf.online_file = g_strdup(rval);

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

542 conf.online_pipe = g_strdup(rval);

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

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

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

546 conf.do_queue = parse_boolean(rval);

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

548 #ifdef ENABLE_POP3

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

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

551 #else

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

553 #endif

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

555 #ifdef ENABLE_POP3

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

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

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

559 #else

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

561 #endif

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

563 conf.errmsg_file = g_strdup(rval);

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

565 conf.warnmsg_file = g_strdup(rval);

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

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

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

569 gint dummy;

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

571 if (ival < 0)

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

573 else

574 conf.max_defer_time = ival;

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

576 conf.log_user = g_strdup(rval);

577

578 else

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

580 }

581 fclose(in);

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 return TRUE;

598 } else

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

600 return FALSE;

601 }

602

603 connect_route*

604 read_route(gchar * filename, gboolean is_local_net)

605 {

606 gboolean ok = FALSE;

607 FILE *in;

608

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

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

611

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

613

614 route->filename = g_strdup(filename);

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

616

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

618 route->expand_h_sender_address = TRUE;

619

620 route->is_local_net = is_local_net;

621

622 route->do_pipelining = TRUE;

623

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

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

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

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

628 route->protocol = g_strdup(rval);

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

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

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

632 route->helo_name = g_strdup(rval);

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

634 route->wrapper = g_strdup(rval);

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

636 route->connect_error_fail = parse_boolean(rval);

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

638 route->do_correct_helo = parse_boolean(rval);

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

640 route->do_pipelining = parse_boolean(rval);

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

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

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

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

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

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

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

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

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

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

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

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

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

654 route->set_h_from_domain = g_strdup(rval);

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

656 route->set_h_reply_to_domain = g_strdup(rval);

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

658 route->set_return_path_domain = g_strdup(rval);

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

660 GList *node, *list;

661

662 list = parse_list(rval, TRUE);

663 foreach(list, node) {

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

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

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

667 g_free(pair->value);

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

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

670 g_free(item);

671 }

672 g_list_free(list);

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

674 GList *list, *node;

675

676 list = parse_list(rval, TRUE);

677 foreach(list, node) {

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

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

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

681 g_free(item);

682 }

683 g_list_free(list);

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

685 GList *list, *node;

686

687 list = parse_list(rval, TRUE);

688 foreach(list, node) {

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

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

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

692 g_free(item);

693 }

694 g_list_free(list);

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

696 GList *list, *node;

697

698 list = parse_list(rval, TRUE);

699 foreach(list, node) {

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

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

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

703 g_free(item);

704 }

705 g_list_free(list);

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

707 route->expand_h_sender_domain = parse_boolean(rval);

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

709 route->expand_h_sender_address = parse_boolean(rval);

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

711 route->resolve_list = parse_resolve_list(rval);

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

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

714 ;

715 }

716 #ifdef ENABLE_AUTH

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

718 route->auth_name = g_strdup(rval);

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

720 route->auth_login = g_strdup(rval);

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

722 route->auth_secret = g_strdup(rval);

723 }

724 #else

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

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

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

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

729 }

730 #endif

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

732 #ifdef ENABLE_POP3

733 route->pop3_login = g_strdup(rval);

734 #else

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

736 #endif

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

738 route->pipe = g_strdup(rval);

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

740 route->pipe_fromline = parse_boolean(rval);

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

742 route->pipe_fromhack = parse_boolean(rval);

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

744 route->last_route = parse_boolean(rval);

745 } else

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

747 }

748

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

750 if (is_local_net) {

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

752 } else {

753 #ifdef ENABLE_RESOLVER

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

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

756 #endif

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

758 }

759 }

760 fclose(in);

761 ok = TRUE;

762

763 /* warn user about misconfigurations: */

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

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

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

767 g_free(route->set_h_from_domain);

768 route->set_h_from_domain = NULL;

769 }

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

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

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

773 g_free(route->set_h_reply_to_domain);

774 route->set_h_reply_to_domain = NULL;

775 }

776 } else {

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

778 }

779

780 if (!ok) {

781 g_free(route);

782 route = NULL;

783 }

784

785 return route;

786 }

787

788 static void

789 _g_list_free_all(GList * list)

790 {

791 GList *node;

792 if (list) {

793 foreach(list, node)

794 g_free(node->data);

795 g_list_free(list);

796 }

797 }

798

799 void

800 destroy_route(connect_route * r)

801 {

802 if (r->filename)

803 g_free(r->filename);

804 if (r->protocol)

805 g_free(r->protocol);

806 if (r->mail_host) {

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

808 g_free(r->mail_host);

809 }

810 if (r->wrapper)

811 g_free(r->wrapper);

812 if (r->helo_name)

813 g_free(r->helo_name);

814 _g_list_free_all(r->allowed_mail_locals);

815 _g_list_free_all(r->not_allowed_mail_locals);

816 _g_list_free_all(r->allowed_rcpt_domains);

817 _g_list_free_all(r->not_allowed_rcpt_domains);

818 if (r->set_h_from_domain)

819 g_free(r->set_h_from_domain);

820 if (r->set_h_reply_to_domain)

821 g_free(r->set_h_reply_to_domain);

822 if (r->set_return_path_domain)

823 g_free(r->set_return_path_domain);

824 if (r->map_h_reply_to_addresses)

825 destroy_table(r->map_h_reply_to_addresses);

826 if (r->resolve_list)

827 g_list_free(r->resolve_list);

828 #ifdef ENABLE_AUTH

829 if (r->auth_name)

830 g_free(r->auth_name);

831 if (r->auth_login)

832 g_free(r->auth_login);

833 if (r->auth_secret)

834 g_free(r->auth_secret);

835 #endif

836 #ifdef ENABLE_POP3

837 if (r->pop3_login)

838 g_free(r->pop3_login);

839 #endif

840 if (r->pipe)

841 g_free(r->pipe);

842 g_free(r);

843 }

844

845 GList*

846 read_route_list(GList * rf_list, gboolean is_local_net)

847 {

848 GList *list = NULL;

849 GList *node;

850 uid_t saved_uid, saved_gid;

851

852 if (!conf.run_as_user) {

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

854 }

855

856 foreach(rf_list, node) {

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

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

859 if (route)

860 list = g_list_append(list, route);

861 else

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

863 }

864

865 /* set uid and gid back */

866 if (!conf.run_as_user) {

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

868 }

869

870 return list;

871 }

872

873 void

874 destroy_route_list(GList * list)

875 {

876 GList *node;

877

878 foreach(list, node) {

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

880 destroy_route(route);

881 }

882 g_list_free(list);

883 }

884

885 #ifdef ENABLE_POP3

886

887 get_conf*

888 read_get_conf(gchar * filename)

889 {

890 FILE *in;

891

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

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

894

895 gc->server_port = 110;

896

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

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

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

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

901 gc->protocol = g_strdup(rval);

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

903 gc->server_name = g_strdup(rval);

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

905 gc->server_port = atoi(rval);

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

907 gc->wrapper = g_strdup(rval);

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

909 gc->login_user = g_strdup(rval);

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

911 gc->login_pass = g_strdup(rval);

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

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

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

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

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

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

918 ;

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

920 gc->do_keep = parse_boolean(rval);

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

922 gc->do_uidl = parse_boolean(rval);

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

924 gc->do_uidl_dele = parse_boolean(rval);

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

926 gc->max_size = atoi(rval);

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

928 gc->max_size = parse_boolean(rval);

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

930 gc->max_count = atoi(rval);

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

932 gc->resolve_list = parse_resolve_list(rval);

933 else

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

935 }

936 fclose(in);

937

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

939 #ifdef ENABLE_RESOLVER

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

941 #endif

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

943 }

944

945 if (gc->protocol == NULL)

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

947 return gc;

948 }

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

950

951 g_free(gc);

952 return NULL;

953 }

954

955 void

956 destroy_get_conf(get_conf * gc)

957 {

958 if (gc->protocol)

959 g_free(gc->protocol);

960 if (gc->server_name)

961 g_free(gc->server_name);

962 if (gc->login_user)

963 g_free(gc->login_user);

964 if (gc->login_pass)

965 g_free(gc->login_pass);

966 if (gc->wrapper)

967 g_free(gc->wrapper);

968 if (gc->address)

969 destroy_address(gc->address);

970 if (gc->return_path)

971 destroy_address(gc->return_path);

972 if (gc->resolve_list)

973 g_list_free(gc->resolve_list);

974 g_free(gc);

975 }

976

977 #endif

978

979 connect_route*

980 create_local_route()

981 {

982 connect_route *route;

983

984 route = g_malloc(sizeof(connect_route));

985 if (route) {

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

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

988 route->is_local_net = TRUE;

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

990 route->expand_h_sender_address = TRUE;

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

992 route->connect_error_fail = TRUE;

993 }

994 return route;

995 }