1 /* 2 * Copyright (c) 1998-2006, 2008 Sendmail, Inc. and its suppliers. 3 * All rights reserved. 4 * Copyright (c) 1983, 1995-1997 Eric P. Allman. All rights reserved. 5 * Copyright (c) 1988, 1993 6 * The Regents of the University of California. All rights reserved. 7 * 8 * By using this file, you agree to the terms and conditions set 9 * forth in the LICENSE file which can be found at the top level of 10 * the sendmail distribution. 11 * 12 */ 13 14 #pragma ident "%Z%%M% %I% %E% SMI" 15 16 #include <sendmail.h> 17 #include <sm/sendmail.h> 18 19 SM_RCSID("@(#)$Id: readcf.c,v 8.666 2008/02/14 17:25:14 ca Exp $") 20 21 #if NETINET || NETINET6 22 # include <arpa/inet.h> 23 #endif /* NETINET || NETINET6 */ 24 25 #define SECONDS 26 #define MINUTES * 60 27 #define HOUR * 3600 28 #define HOURS HOUR 29 30 static void fileclass __P((int, char *, char *, bool, bool, bool)); 31 static char **makeargv __P((char *)); 32 static void settimeout __P((char *, char *, bool)); 33 static void toomany __P((int, int)); 34 static char *extrquotstr __P((char *, char **, char *, bool *)); 35 static void parse_class_words __P((int, char *)); 36 37 /* 38 ** READCF -- read configuration file. 39 ** 40 ** This routine reads the configuration file and builds the internal 41 ** form. 42 ** 43 ** The file is formatted as a sequence of lines, each taken 44 ** atomically. The first character of each line describes how 45 ** the line is to be interpreted. The lines are: 46 ** Dxval Define macro x to have value val. 47 ** Cxword Put word into class x. 48 ** Fxfile [fmt] Read file for lines to put into 49 ** class x. Use scanf string 'fmt' 50 ** or "%s" if not present. Fmt should 51 ** only produce one string-valued result. 52 ** Hname: value Define header with field-name 'name' 53 ** and value as specified; this will be 54 ** macro expanded immediately before 55 ** use. 56 ** Sn Use rewriting set n. 57 ** Rlhs rhs Rewrite addresses that match lhs to 58 ** be rhs. 59 ** Mn arg=val... Define mailer. n is the internal name. 60 ** Args specify mailer parameters. 61 ** Oxvalue Set option x to value. 62 ** O option value Set option (long name) to value. 63 ** Pname=value Set precedence name to value. 64 ** Qn arg=val... Define queue groups. n is the internal name. 65 ** Args specify queue parameters. 66 ** Vversioncode[/vendorcode] 67 ** Version level/vendor name of 68 ** configuration syntax. 69 ** Kmapname mapclass arguments.... 70 ** Define keyed lookup of a given class. 71 ** Arguments are class dependent. 72 ** Eenvar=value Set the environment value to the given value. 73 ** 74 ** Parameters: 75 ** cfname -- configuration file name. 76 ** safe -- true if this is the system config file; 77 ** false otherwise. 78 ** e -- the main envelope. 79 ** 80 ** Returns: 81 ** none. 82 ** 83 ** Side Effects: 84 ** Builds several internal tables. 85 */ 86 87 void 88 readcf(cfname, safe, e) 89 char *cfname; 90 bool safe; 91 register ENVELOPE *e; 92 { 93 SM_FILE_T *cf; 94 int ruleset = -1; 95 char *q; 96 struct rewrite *rwp = NULL; 97 char *bp; 98 auto char *ep; 99 int nfuzzy; 100 char *file; 101 bool optional; 102 bool ok; 103 bool ismap; 104 int mid; 105 register char *p; 106 long sff = SFF_OPENASROOT; 107 struct stat statb; 108 char buf[MAXLINE]; 109 int bufsize; 110 char exbuf[MAXLINE]; 111 char pvpbuf[MAXLINE + MAXATOM]; 112 static char *null_list[1] = { NULL }; 113 extern unsigned char TokTypeNoC[]; 114 115 FileName = cfname; 116 LineNumber = 0; 117 118 if (DontLockReadFiles) 119 sff |= SFF_NOLOCK; 120 cf = safefopen(cfname, O_RDONLY, 0444, sff); 121 if (cf == NULL) 122 { 123 syserr("cannot open"); 124 finis(false, true, EX_OSFILE); 125 } 126 127 if (fstat(sm_io_getinfo(cf, SM_IO_WHAT_FD, NULL), &statb) < 0) 128 { 129 syserr("cannot fstat"); 130 finis(false, true, EX_OSFILE); 131 } 132 133 if (!S_ISREG(statb.st_mode)) 134 { 135 syserr("not a plain file"); 136 finis(false, true, EX_OSFILE); 137 } 138 139 if (OpMode != MD_TEST && bitset(S_IWGRP|S_IWOTH, statb.st_mode)) 140 { 141 if (OpMode == MD_DAEMON || OpMode == MD_INITALIAS) 142 (void) sm_io_fprintf(smioerr, SM_TIME_DEFAULT, 143 "%s: WARNING: dangerous write permissions\n", 144 FileName); 145 if (LogLevel > 0) 146 sm_syslog(LOG_CRIT, NOQID, 147 "%s: WARNING: dangerous write permissions", 148 FileName); 149 } 150 151 #if XLA 152 xla_zero(); 153 #endif /* XLA */ 154 155 while (bufsize = sizeof(buf), 156 (bp = fgetfolded(buf, &bufsize, cf)) != NULL) 157 { 158 char *nbp; 159 160 if (bp[0] == '#') 161 { 162 if (bp != buf) 163 sm_free(bp); /* XXX */ 164 continue; 165 } 166 167 /* do macro expansion mappings */ 168 nbp = translate_dollars(bp, bp, &bufsize); 169 if (nbp != bp && bp != buf) 170 sm_free(bp); 171 bp = nbp; 172 173 /* interpret this line */ 174 errno = 0; 175 switch (bp[0]) 176 { 177 case '\0': 178 case '#': /* comment */ 179 break; 180 181 case 'R': /* rewriting rule */ 182 if (ruleset < 0) 183 { 184 syserr("missing valid ruleset for \"%s\"", bp); 185 break; 186 } 187 for (p = &bp[1]; *p != '\0' && *p != '\t'; p++) 188 continue; 189 190 if (*p == '\0') 191 { 192 syserr("invalid rewrite line \"%s\" (tab expected)", bp); 193 break; 194 } 195 196 /* allocate space for the rule header */ 197 if (rwp == NULL) 198 { 199 RewriteRules[ruleset] = rwp = 200 (struct rewrite *) xalloc(sizeof(*rwp)); 201 } 202 else 203 { 204 rwp->r_next = (struct rewrite *) xalloc(sizeof(*rwp)); 205 rwp = rwp->r_next; 206 } 207 rwp->r_next = NULL; 208 209 /* expand and save the LHS */ 210 *p = '\0'; 211 expand(&bp[1], exbuf, sizeof(exbuf), e); 212 rwp->r_lhs = prescan(exbuf, '\t', pvpbuf, 213 sizeof(pvpbuf), NULL, 214 ConfigLevel >= 9 ? TokTypeNoC : IntTokenTab, 215 true); 216 nfuzzy = 0; 217 if (rwp->r_lhs != NULL) 218 { 219 register char **ap; 220 221 rwp->r_lhs = copyplist(rwp->r_lhs, true, NULL); 222 223 /* count the number of fuzzy matches in LHS */ 224 for (ap = rwp->r_lhs; *ap != NULL; ap++) 225 { 226 char *botch; 227 228 botch = NULL; 229 switch (ap[0][0] & 0377) 230 { 231 case MATCHZANY: 232 case MATCHANY: 233 case MATCHONE: 234 case MATCHCLASS: 235 case MATCHNCLASS: 236 nfuzzy++; 237 break; 238 239 case MATCHREPL: 240 botch = "$1-$9"; 241 break; 242 243 case CANONUSER: 244 botch = "$:"; 245 break; 246 247 case CALLSUBR: 248 botch = "$>"; 249 break; 250 251 case CONDIF: 252 botch = "$?"; 253 break; 254 255 case CONDFI: 256 botch = "$."; 257 break; 258 259 case HOSTBEGIN: 260 botch = "$["; 261 break; 262 263 case HOSTEND: 264 botch = "$]"; 265 break; 266 267 case LOOKUPBEGIN: 268 botch = "$("; 269 break; 270 271 case LOOKUPEND: 272 botch = "$)"; 273 break; 274 } 275 if (botch != NULL) 276 syserr("Inappropriate use of %s on LHS", 277 botch); 278 } 279 rwp->r_line = LineNumber; 280 } 281 else 282 { 283 syserr("R line: null LHS"); 284 rwp->r_lhs = null_list; 285 } 286 if (nfuzzy > MAXMATCH) 287 { 288 syserr("R line: too many wildcards"); 289 rwp->r_lhs = null_list; 290 } 291 292 /* expand and save the RHS */ 293 while (*++p == '\t') 294 continue; 295 q = p; 296 while (*p != '\0' && *p != '\t') 297 p++; 298 *p = '\0'; 299 expand(q, exbuf, sizeof(exbuf), e); 300 rwp->r_rhs = prescan(exbuf, '\t', pvpbuf, 301 sizeof(pvpbuf), NULL, 302 ConfigLevel >= 9 ? TokTypeNoC : IntTokenTab, 303 true); 304 if (rwp->r_rhs != NULL) 305 { 306 register char **ap; 307 int args, endtoken; 308 #if _FFR_EXTRA_MAP_CHECK 309 int nexttoken; 310 #endif /* _FFR_EXTRA_MAP_CHECK */ 311 bool inmap; 312 313 rwp->r_rhs = copyplist(rwp->r_rhs, true, NULL); 314 315 /* check no out-of-bounds replacements */ 316 nfuzzy += '0'; 317 inmap = false; 318 args = 0; 319 endtoken = 0; 320 for (ap = rwp->r_rhs; *ap != NULL; ap++) 321 { 322 char *botch; 323 324 botch = NULL; 325 switch (ap[0][0] & 0377) 326 { 327 case MATCHREPL: 328 if (ap[0][1] <= '0' || 329 ap[0][1] > nfuzzy) 330 { 331 syserr("replacement $%c out of bounds", 332 ap[0][1]); 333 } 334 break; 335 336 case MATCHZANY: 337 botch = "$*"; 338 break; 339 340 case MATCHANY: 341 botch = "$+"; 342 break; 343 344 case MATCHONE: 345 botch = "$-"; 346 break; 347 348 case MATCHCLASS: 349 botch = "$="; 350 break; 351 352 case MATCHNCLASS: 353 botch = "$~"; 354 break; 355 356 case CANONHOST: 357 if (!inmap) 358 break; 359 if (++args >= MAX_MAP_ARGS) 360 syserr("too many arguments for map lookup"); 361 break; 362 363 case HOSTBEGIN: 364 endtoken = HOSTEND; 365 /* FALLTHROUGH */ 366 case LOOKUPBEGIN: 367 /* see above... */ 368 if ((ap[0][0] & 0377) == LOOKUPBEGIN) 369 endtoken = LOOKUPEND; 370 if (inmap) 371 syserr("cannot nest map lookups"); 372 inmap = true; 373 args = 0; 374 #if _FFR_EXTRA_MAP_CHECK 375 if (ap[1] == NULL) 376 { 377 syserr("syntax error in map lookup"); 378 break; 379 } 380 nexttoken = ap[1][0] & 0377; 381 if (nexttoken == CANONHOST || 382 nexttoken == CANONUSER || 383 nexttoken == endtoken)) 384 { 385 syserr("missing map name for lookup"); 386 break; 387 } 388 if (ap[2] == NULL) 389 { 390 syserr("syntax error in map lookup"); 391 break; 392 } 393 if (ap[0][0] == HOSTBEGIN) 394 break; 395 nexttoken = ap[2][0] & 0377; 396 if (nexttoken == CANONHOST || 397 nexttoken == CANONUSER || 398 nexttoken == endtoken) 399 { 400 syserr("missing key name for lookup"); 401 break; 402 } 403 #endif /* _FFR_EXTRA_MAP_CHECK */ 404 break; 405 406 case HOSTEND: 407 case LOOKUPEND: 408 if ((ap[0][0] & 0377) != endtoken) 409 break; 410 inmap = false; 411 endtoken = 0; 412 break; 413 414 415 #if 0 416 /* 417 ** This doesn't work yet as there are maps defined *after* the cf 418 ** is read such as host, user, and alias. So for now, it's removed. 419 ** When it comes back, the RELEASE_NOTES entry will be: 420 ** Emit warnings for unknown maps when reading the .cf file. Based on 421 ** patch from Robert Harker of Harker Systems. 422 */ 423 424 case LOOKUPBEGIN: 425 /* 426 ** Got a database lookup, 427 ** check if map is defined. 428 */ 429 430 ep = ap[1]; 431 if ((ep[0] & 0377) != MACRODEXPAND && 432 stab(ep, ST_MAP, ST_FIND) == NULL) 433 { 434 (void) sm_io_fprintf(smioout, 435 SM_TIME_DEFAULT, 436 "Warning: %s: line %d: map %s not found\n", 437 FileName, 438 LineNumber, 439 ep); 440 } 441 break; 442 #endif /* 0 */ 443 } 444 if (botch != NULL) 445 syserr("Inappropriate use of %s on RHS", 446 botch); 447 } 448 if (inmap) 449 syserr("missing map closing token"); 450 } 451 else 452 { 453 syserr("R line: null RHS"); 454 rwp->r_rhs = null_list; 455 } 456 break; 457 458 case 'S': /* select rewriting set */ 459 expand(&bp[1], exbuf, sizeof(exbuf), e); 460 ruleset = strtorwset(exbuf, NULL, ST_ENTER); 461 if (ruleset < 0) 462 break; 463 464 rwp = RewriteRules[ruleset]; 465 if (rwp != NULL) 466 { 467 if (OpMode == MD_TEST) 468 (void) sm_io_fprintf(smioout, 469 SM_TIME_DEFAULT, 470 "WARNING: Ruleset %s has multiple definitions\n", 471 &bp[1]); 472 if (tTd(37, 1)) 473 sm_dprintf("WARNING: Ruleset %s has multiple definitions\n", 474 &bp[1]); 475 while (rwp->r_next != NULL) 476 rwp = rwp->r_next; 477 } 478 break; 479 480 case 'D': /* macro definition */ 481 mid = macid_parse(&bp[1], &ep); 482 if (mid == 0) 483 break; 484 p = munchstring(ep, NULL, '\0'); 485 macdefine(&e->e_macro, A_TEMP, mid, p); 486 break; 487 488 case 'H': /* required header line */ 489 (void) chompheader(&bp[1], CHHDR_DEF, NULL, e); 490 break; 491 492 case 'C': /* word class */ 493 case 'T': /* trusted user (set class `t') */ 494 if (bp[0] == 'C') 495 { 496 mid = macid_parse(&bp[1], &ep); 497 if (mid == 0) 498 break; 499 expand(ep, exbuf, sizeof(exbuf), e); 500 p = exbuf; 501 } 502 else 503 { 504 mid = 't'; 505 p = &bp[1]; 506 } 507 while (*p != '\0') 508 { 509 register char *wd; 510 char delim; 511 512 while (*p != '\0' && isascii(*p) && isspace(*p)) 513 p++; 514 wd = p; 515 while (*p != '\0' && !(isascii(*p) && isspace(*p))) 516 p++; 517 delim = *p; 518 *p = '\0'; 519 if (wd[0] != '\0') 520 setclass(mid, wd); 521 *p = delim; 522 } 523 break; 524 525 case 'F': /* word class from file */ 526 mid = macid_parse(&bp[1], &ep); 527 if (mid == 0) 528 break; 529 for (p = ep; isascii(*p) && isspace(*p); ) 530 p++; 531 if (p[0] == '-' && p[1] == 'o') 532 { 533 optional = true; 534 while (*p != '\0' && 535 !(isascii(*p) && isspace(*p))) 536 p++; 537 while (isascii(*p) && isspace(*p)) 538 p++; 539 file = p; 540 } 541 else 542 optional = false; 543 544 /* check if [key]@map:spec */ 545 ismap = false; 546 if (!SM_IS_DIR_DELIM(*p) && 547 *p != '|' && 548 (q = strchr(p, '@')) != NULL) 549 { 550 q++; 551 552 /* look for @LDAP or @map: in string */ 553 if (strcmp(q, "LDAP") == 0 || 554 (*q != ':' && 555 strchr(q, ':') != NULL)) 556 ismap = true; 557 } 558 559 if (ismap) 560 { 561 /* use entire spec */ 562 file = p; 563 } 564 else 565 { 566 file = extrquotstr(p, &q, " ", &ok); 567 if (!ok) 568 { 569 syserr("illegal filename '%s'", p); 570 break; 571 } 572 } 573 574 if (*file == '|' || ismap) 575 p = "%s"; 576 else 577 { 578 p = q; 579 if (*p == '\0') 580 p = "%s"; 581 else 582 { 583 *p = '\0'; 584 while (isascii(*++p) && isspace(*p)) 585 continue; 586 } 587 } 588 fileclass(mid, file, p, ismap, safe, optional); 589 break; 590 591 #if XLA 592 case 'L': /* extended load average description */ 593 xla_init(&bp[1]); 594 break; 595 #endif /* XLA */ 596 597 #if defined(SUN_EXTENSIONS) && defined(SUN_LOOKUP_MACRO) 598 case 'L': /* lookup macro */ 599 case 'G': /* lookup class */ 600 /* reserved for Sun -- NIS+ database lookup */ 601 if (VendorCode != VENDOR_SUN) 602 goto badline; 603 sun_lg_config_line(bp, e); 604 break; 605 #endif /* defined(SUN_EXTENSIONS) && defined(SUN_LOOKUP_MACRO) */ 606 607 case 'M': /* define mailer */ 608 makemailer(&bp[1]); 609 break; 610 611 case 'O': /* set option */ 612 setoption(bp[1], &bp[2], safe, false, e); 613 break; 614 615 case 'P': /* set precedence */ 616 if (NumPriorities >= MAXPRIORITIES) 617 { 618 toomany('P', MAXPRIORITIES); 619 break; 620 } 621 for (p = &bp[1]; *p != '\0' && *p != '='; p++) 622 continue; 623 if (*p == '\0') 624 goto badline; 625 *p = '\0'; 626 Priorities[NumPriorities].pri_name = newstr(&bp[1]); 627 Priorities[NumPriorities].pri_val = atoi(++p); 628 NumPriorities++; 629 break; 630 631 case 'Q': /* define queue */ 632 makequeue(&bp[1], true); 633 break; 634 635 case 'V': /* configuration syntax version */ 636 for (p = &bp[1]; isascii(*p) && isspace(*p); p++) 637 continue; 638 if (!isascii(*p) || !isdigit(*p)) 639 { 640 syserr("invalid argument to V line: \"%.20s\"", 641 &bp[1]); 642 break; 643 } 644 ConfigLevel = strtol(p, &ep, 10); 645 646 /* 647 ** Do heuristic tweaking for back compatibility. 648 */ 649 650 if (ConfigLevel >= 5) 651 { 652 /* level 5 configs have short name in $w */ 653 p = macvalue('w', e); 654 if (p != NULL && (p = strchr(p, '.')) != NULL) 655 { 656 *p = '\0'; 657 macdefine(&e->e_macro, A_TEMP, 'w', 658 macvalue('w', e)); 659 } 660 } 661 if (ConfigLevel >= 6) 662 { 663 ColonOkInAddr = false; 664 } 665 666 /* 667 ** Look for vendor code. 668 */ 669 670 if (*ep++ == '/') 671 { 672 /* extract vendor code */ 673 for (p = ep; isascii(*p) && isalpha(*p); ) 674 p++; 675 *p = '\0'; 676 677 if (!setvendor(ep)) 678 syserr("invalid V line vendor code: \"%s\"", 679 ep); 680 } 681 break; 682 683 case 'K': 684 expand(&bp[1], exbuf, sizeof(exbuf), e); 685 (void) makemapentry(exbuf); 686 break; 687 688 case 'E': 689 p = strchr(bp, '='); 690 if (p != NULL) 691 *p++ = '\0'; 692 sm_setuserenv(&bp[1], p); 693 break; 694 695 case 'X': /* mail filter */ 696 #if MILTER 697 milter_setup(&bp[1]); 698 #else /* MILTER */ 699 (void) sm_io_fprintf(smioout, SM_TIME_DEFAULT, 700 "Warning: Filter usage ('X') requires Milter support (-DMILTER)\n"); 701 #endif /* MILTER */ 702 break; 703 704 default: 705 badline: 706 syserr("unknown configuration line \"%s\"", bp); 707 } 708 if (bp != buf) 709 sm_free(bp); /* XXX */ 710 } 711 if (sm_io_error(cf)) 712 { 713 syserr("I/O read error"); 714 finis(false, true, EX_OSFILE); 715 } 716 (void) sm_io_close(cf, SM_TIME_DEFAULT); 717 FileName = NULL; 718 719 /* initialize host maps from local service tables */ 720 inithostmaps(); 721 722 /* initialize daemon (if not defined yet) */ 723 initdaemon(); 724 725 /* determine if we need to do special name-server frotz */ 726 { 727 int nmaps; 728 char *maptype[MAXMAPSTACK]; 729 short mapreturn[MAXMAPACTIONS]; 730 731 nmaps = switch_map_find("hosts", maptype, mapreturn); 732 UseNameServer = false; 733 if (nmaps > 0 && nmaps <= MAXMAPSTACK) 734 { 735 register int mapno; 736 737 for (mapno = 0; mapno < nmaps && !UseNameServer; 738 mapno++) 739 { 740 if (strcmp(maptype[mapno], "dns") == 0) 741 UseNameServer = true; 742 } 743 } 744 } 745 } 746 747 /* 748 ** TRANSLATE_DOLLARS -- convert $x into internal form 749 ** 750 ** Actually does all appropriate pre-processing of a config line 751 ** to turn it into internal form. 752 ** 753 ** Parameters: 754 ** ibp -- the buffer to translate. 755 ** obp -- where to put the translation; may be the same as obp 756 ** bsp -- a pointer to the size of obp; will be updated if 757 ** the buffer needs to be replaced. 758 ** 759 ** Returns: 760 ** The buffer pointer; may differ from obp if the expansion 761 ** is larger then *bsp, in which case this will point to 762 ** malloc()ed memory which must be free()d by the caller. 763 */ 764 765 char * 766 translate_dollars(ibp, obp, bsp) 767 char *ibp; 768 char *obp; 769 int *bsp; 770 { 771 register char *p; 772 auto char *ep; 773 char *bp; 774 775 if (tTd(37, 53)) 776 { 777 sm_dprintf("translate_dollars("); 778 xputs(sm_debug_file(), ibp); 779 sm_dprintf(")\n"); 780 } 781 782 bp = quote_internal_chars(ibp, obp, bsp); 783 784 for (p = bp; *p != '\0'; p++) 785 { 786 if (*p == '#' && p > bp && ConfigLevel >= 3) 787 { 788 register char *e; 789 790 switch (*--p & 0377) 791 { 792 case MACROEXPAND: 793 /* it's from $# -- let it go through */ 794 p++; 795 break; 796 797 case '\\': 798 /* it's backslash escaped */ 799 (void) sm_strlcpy(p, p + 1, strlen(p)); 800 break; 801 802 default: 803 /* delete leading white space */ 804 while (isascii(*p) && isspace(*p) && 805 *p != '\n' && p > bp) 806 { 807 p--; 808 } 809 if ((e = strchr(++p, '\n')) != NULL) 810 (void) sm_strlcpy(p, e, strlen(p)); 811 else 812 *p-- = '\0'; 813 break; 814 } 815 continue; 816 } 817 818 if (*p != '$' || p[1] == '\0') 819 continue; 820 821 if (p[1] == '$') 822 { 823 /* actual dollar sign.... */ 824 (void) sm_strlcpy(p, p + 1, strlen(p)); 825 continue; 826 } 827 828 /* convert to macro expansion character */ 829 *p++ = MACROEXPAND; 830 831 /* special handling for $=, $~, $&, and $? */ 832 if (*p == '=' || *p == '~' || *p == '&' || *p == '?') 833 p++; 834 835 /* convert macro name to code */ 836 *p = macid_parse(p, &ep); 837 if (ep != p + 1) 838 (void) sm_strlcpy(p + 1, ep, strlen(p + 1)); 839 } 840 841 /* strip trailing white space from the line */ 842 while (--p > bp && isascii(*p) && isspace(*p)) 843 *p = '\0'; 844 845 if (tTd(37, 53)) 846 { 847 sm_dprintf(" translate_dollars => "); 848 xputs(sm_debug_file(), bp); 849 sm_dprintf("\n"); 850 } 851 852 return bp; 853 } 854 /* 855 ** TOOMANY -- signal too many of some option 856 ** 857 ** Parameters: 858 ** id -- the id of the error line 859 ** maxcnt -- the maximum possible values 860 ** 861 ** Returns: 862 ** none. 863 ** 864 ** Side Effects: 865 ** gives a syserr. 866 */ 867 868 static void 869 toomany(id, maxcnt) 870 int id; 871 int maxcnt; 872 { 873 syserr("too many %c lines, %d max", id, maxcnt); 874 } 875 /* 876 ** FILECLASS -- read members of a class from a file 877 ** 878 ** Parameters: 879 ** class -- class to define. 880 ** filename -- name of file to read. 881 ** fmt -- scanf string to use for match. 882 ** ismap -- if set, this is a map lookup. 883 ** safe -- if set, this is a safe read. 884 ** optional -- if set, it is not an error for the file to 885 ** not exist. 886 ** 887 ** Returns: 888 ** none 889 ** 890 ** Side Effects: 891 ** puts all lines in filename that match a scanf into 892 ** the named class. 893 */ 894 895 /* 896 ** Break up the match into words and add to class. 897 */ 898 899 static void 900 parse_class_words(class, line) 901 int class; 902 char *line; 903 { 904 while (line != NULL && *line != '\0') 905 { 906 register char *q; 907 908 /* strip leading spaces */ 909 while (isascii(*line) && isspace(*line)) 910 line++; 911 if (*line == '\0') 912 break; 913 914 /* find the end of the word */ 915 q = line; 916 while (*line != '\0' && !(isascii(*line) && isspace(*line))) 917 line++; 918 if (*line != '\0') 919 *line++ = '\0'; 920 921 /* enter the word in the symbol table */ 922 setclass(class, q); 923 } 924 } 925 926 static void 927 fileclass(class, filename, fmt, ismap, safe, optional) 928 int class; 929 char *filename; 930 char *fmt; 931 bool ismap; 932 bool safe; 933 bool optional; 934 { 935 SM_FILE_T *f; 936 long sff; 937 pid_t pid; 938 register char *p; 939 char buf[MAXLINE]; 940 941 if (tTd(37, 2)) 942 sm_dprintf("fileclass(%s, fmt=%s)\n", filename, fmt); 943 944 if (*filename == '\0') 945 { 946 syserr("fileclass: missing file name"); 947 return; 948 } 949 else if (ismap) 950 { 951 int status = 0; 952 char *key; 953 char *mn; 954 char *cl, *spec; 955 STAB *mapclass; 956 MAP map; 957 958 mn = newstr(macname(class)); 959 960 key = filename; 961 962 /* skip past key */ 963 if ((p = strchr(filename, '@')) == NULL) 964 { 965 /* should not happen */ 966 syserr("fileclass: bogus map specification"); 967 sm_free(mn); 968 return; 969 } 970 971 /* skip past '@' */ 972 *p++ = '\0'; 973 cl = p; 974 975 #if LDAPMAP 976 if (strcmp(cl, "LDAP") == 0) 977 { 978 int n; 979 char *lc; 980 char jbuf[MAXHOSTNAMELEN]; 981 char lcbuf[MAXLINE]; 982 983 /* Get $j */ 984 expand("\201j", jbuf, sizeof(jbuf), &BlankEnvelope); 985 if (jbuf[0] == '\0') 986 { 987 (void) sm_strlcpy(jbuf, "localhost", 988 sizeof(jbuf)); 989 } 990 991 /* impose the default schema */ 992 lc = macvalue(macid("{sendmailMTACluster}"), CurEnv); 993 if (lc == NULL) 994 lc = ""; 995 else 996 { 997 expand(lc, lcbuf, sizeof(lcbuf), CurEnv); 998 lc = lcbuf; 999 } 1000 1001 cl = "ldap"; 1002 n = sm_snprintf(buf, sizeof(buf), 1003 "-k (&(objectClass=sendmailMTAClass)(sendmailMTAClassName=%s)(|(sendmailMTACluster=%s)(sendmailMTAHost=%s))) -v sendmailMTAClassValue,sendmailMTAClassSearch:FILTER:sendmailMTAClass,sendmailMTAClassURL:URL:sendmailMTAClass", 1004 mn, lc, jbuf); 1005 if (n >= sizeof(buf)) 1006 { 1007 syserr("fileclass: F{%s}: Default LDAP string too long", 1008 mn); 1009 sm_free(mn); 1010 return; 1011 } 1012 spec = buf; 1013 } 1014 else 1015 #endif /* LDAPMAP */ 1016 { 1017 if ((spec = strchr(cl, ':')) == NULL) 1018 { 1019 syserr("fileclass: F{%s}: missing map class", 1020 mn); 1021 sm_free(mn); 1022 return; 1023 } 1024 *spec++ ='\0'; 1025 } 1026 1027 /* set up map structure */ 1028 mapclass = stab(cl, ST_MAPCLASS, ST_FIND); 1029 if (mapclass == NULL) 1030 { 1031 syserr("fileclass: F{%s}: class %s not available", 1032 mn, cl); 1033 sm_free(mn); 1034 return; 1035 } 1036 memset(&map, '\0', sizeof(map)); 1037 map.map_class = &mapclass->s_mapclass; 1038 map.map_mname = mn; 1039 map.map_mflags |= MF_FILECLASS; 1040 1041 if (tTd(37, 5)) 1042 sm_dprintf("fileclass: F{%s}: map class %s, key %s, spec %s\n", 1043 mn, cl, key, spec); 1044 1045 1046 /* parse map spec */ 1047 if (!map.map_class->map_parse(&map, spec)) 1048 { 1049 /* map_parse() showed the error already */ 1050 sm_free(mn); 1051 return; 1052 } 1053 map.map_mflags |= MF_VALID; 1054 1055 /* open map */ 1056 if (map.map_class->map_open(&map, O_RDONLY)) 1057 { 1058 map.map_mflags |= MF_OPEN; 1059 map.map_pid = getpid(); 1060 } 1061 else 1062 { 1063 if (!optional && 1064 !bitset(MF_OPTIONAL, map.map_mflags)) 1065 syserr("fileclass: F{%s}: map open failed", 1066 mn); 1067 sm_free(mn); 1068 return; 1069 } 1070 1071 /* lookup */ 1072 p = (*map.map_class->map_lookup)(&map, key, NULL, &status); 1073 if (status != EX_OK && status != EX_NOTFOUND) 1074 { 1075 if (!optional) 1076 syserr("fileclass: F{%s}: map lookup failed", 1077 mn); 1078 p = NULL; 1079 } 1080 1081 /* use the results */ 1082 if (p != NULL) 1083 parse_class_words(class, p); 1084 1085 /* close map */ 1086 map.map_mflags |= MF_CLOSING; 1087 map.map_class->map_close(&map); 1088 map.map_mflags &= ~(MF_OPEN|MF_WRITABLE|MF_CLOSING); 1089 sm_free(mn); 1090 return; 1091 } 1092 else if (filename[0] == '|') 1093 { 1094 auto int fd; 1095 int i; 1096 char *argv[MAXPV + 1]; 1097 1098 i = 0; 1099 for (p = strtok(&filename[1], " \t"); 1100 p != NULL && i < MAXPV; 1101 p = strtok(NULL, " \t")) 1102 argv[i++] = p; 1103 argv[i] = NULL; 1104 pid = prog_open(argv, &fd, CurEnv); 1105 if (pid < 0) 1106 f = NULL; 1107 else 1108 f = sm_io_open(SmFtStdiofd, SM_TIME_DEFAULT, 1109 (void *) &fd, SM_IO_RDONLY, NULL); 1110 } 1111 else 1112 { 1113 pid = -1; 1114 sff = SFF_REGONLY; 1115 if (!bitnset(DBS_CLASSFILEINUNSAFEDIRPATH, DontBlameSendmail)) 1116 sff |= SFF_SAFEDIRPATH; 1117 if (!bitnset(DBS_LINKEDCLASSFILEINWRITABLEDIR, 1118 DontBlameSendmail)) 1119 sff |= SFF_NOWLINK; 1120 if (safe) 1121 sff |= SFF_OPENASROOT; 1122 else if (RealUid == 0) 1123 sff |= SFF_ROOTOK; 1124 if (DontLockReadFiles) 1125 sff |= SFF_NOLOCK; 1126 f = safefopen(filename, O_RDONLY, 0, sff); 1127 } 1128 if (f == NULL) 1129 { 1130 if (!optional) 1131 syserr("fileclass: cannot open '%s'", filename); 1132 return; 1133 } 1134 1135 while (sm_io_fgets(f, SM_TIME_DEFAULT, buf, sizeof(buf)) != NULL) 1136 { 1137 #if SCANF 1138 char wordbuf[MAXLINE + 1]; 1139 #endif /* SCANF */ 1140 1141 if (buf[0] == '#') 1142 continue; 1143 #if SCANF 1144 if (sm_io_sscanf(buf, fmt, wordbuf) != 1) 1145 continue; 1146 p = wordbuf; 1147 #else /* SCANF */ 1148 p = buf; 1149 #endif /* SCANF */ 1150 1151 parse_class_words(class, p); 1152 1153 /* 1154 ** If anything else is added here, 1155 ** check if the '@' map case above 1156 ** needs the code as well. 1157 */ 1158 } 1159 1160 (void) sm_io_close(f, SM_TIME_DEFAULT); 1161 if (pid > 0) 1162 (void) waitfor(pid); 1163 } 1164 /* 1165 ** MAKEMAILER -- define a new mailer. 1166 ** 1167 ** Parameters: 1168 ** line -- description of mailer. This is in labeled 1169 ** fields. The fields are: 1170 ** A -- the argv for this mailer 1171 ** C -- the character set for MIME conversions 1172 ** D -- the directory to run in 1173 ** E -- the eol string 1174 ** F -- the flags associated with the mailer 1175 ** L -- the maximum line length 1176 ** M -- the maximum message size 1177 ** N -- the niceness at which to run 1178 ** P -- the path to the mailer 1179 ** Q -- the queue group for the mailer 1180 ** R -- the recipient rewriting set 1181 ** S -- the sender rewriting set 1182 ** T -- the mailer type (for DSNs) 1183 ** U -- the uid to run as 1184 ** W -- the time to wait at the end 1185 ** m -- maximum messages per connection 1186 ** r -- maximum number of recipients per message 1187 ** / -- new root directory 1188 ** The first word is the canonical name of the mailer. 1189 ** 1190 ** Returns: 1191 ** none. 1192 ** 1193 ** Side Effects: 1194 ** enters the mailer into the mailer table. 1195 */ 1196 1197 void 1198 makemailer(line) 1199 char *line; 1200 { 1201 register char *p; 1202 register struct mailer *m; 1203 register STAB *s; 1204 int i; 1205 char fcode; 1206 auto char *endp; 1207 static int nextmailer = 0; /* "free" index into Mailer struct */ 1208 1209 /* allocate a mailer and set up defaults */ 1210 m = (struct mailer *) xalloc(sizeof(*m)); 1211 memset((char *) m, '\0', sizeof(*m)); 1212 errno = 0; /* avoid bogus error text */ 1213 1214 /* collect the mailer name */ 1215 for (p = line; 1216 *p != '\0' && *p != ',' && !(isascii(*p) && isspace(*p)); 1217 p++) 1218 continue; 1219 if (*p != '\0') 1220 *p++ = '\0'; 1221 if (line[0] == '\0') 1222 { 1223 syserr("name required for mailer"); 1224 return; 1225 } 1226 m->m_name = newstr(line); 1227 m->m_qgrp = NOQGRP; 1228 m->m_uid = NO_UID; 1229 m->m_gid = NO_GID; 1230 1231 /* now scan through and assign info from the fields */ 1232 while (*p != '\0') 1233 { 1234 auto char *delimptr; 1235 1236 while (*p != '\0' && 1237 (*p == ',' || (isascii(*p) && isspace(*p)))) 1238 p++; 1239 1240 /* p now points to field code */ 1241 fcode = *p; 1242 while (*p != '\0' && *p != '=' && *p != ',') 1243 p++; 1244 if (*p++ != '=') 1245 { 1246 syserr("mailer %s: `=' expected", m->m_name); 1247 return; 1248 } 1249 while (isascii(*p) && isspace(*p)) 1250 p++; 1251 1252 /* p now points to the field body */ 1253 p = munchstring(p, &delimptr, ','); 1254 1255 /* install the field into the mailer struct */ 1256 switch (fcode) 1257 { 1258 case 'P': /* pathname */ 1259 if (*p != '\0') /* error is issued below */ 1260 m->m_mailer = newstr(p); 1261 break; 1262 1263 case 'F': /* flags */ 1264 for (; *p != '\0'; p++) 1265 { 1266 if (!(isascii(*p) && isspace(*p))) 1267 { 1268 #if _FFR_DEPRECATE_MAILER_FLAG_I 1269 if (*p == M_INTERNAL) 1270 sm_syslog(LOG_WARNING, NOQID, 1271 "WARNING: mailer=%s, flag=%c deprecated", 1272 m->m_name, *p); 1273 #endif /* _FFR_DEPRECATE_MAILER_FLAG_I */ 1274 setbitn(bitidx(*p), m->m_flags); 1275 } 1276 } 1277 break; 1278 1279 case 'S': /* sender rewriting ruleset */ 1280 case 'R': /* recipient rewriting ruleset */ 1281 i = strtorwset(p, &endp, ST_ENTER); 1282 if (i < 0) 1283 return; 1284 if (fcode == 'S') 1285 m->m_sh_rwset = m->m_se_rwset = i; 1286 else 1287 m->m_rh_rwset = m->m_re_rwset = i; 1288 1289 p = endp; 1290 if (*p++ == '/') 1291 { 1292 i = strtorwset(p, NULL, ST_ENTER); 1293 if (i < 0) 1294 return; 1295 if (fcode == 'S') 1296 m->m_sh_rwset = i; 1297 else 1298 m->m_rh_rwset = i; 1299 } 1300 break; 1301 1302 case 'E': /* end of line string */ 1303 if (*p == '\0') 1304 syserr("mailer %s: null end-of-line string", 1305 m->m_name); 1306 else 1307 m->m_eol = newstr(p); 1308 break; 1309 1310 case 'A': /* argument vector */ 1311 if (*p != '\0') /* error is issued below */ 1312 m->m_argv = makeargv(p); 1313 break; 1314 1315 case 'M': /* maximum message size */ 1316 m->m_maxsize = atol(p); 1317 break; 1318 1319 case 'm': /* maximum messages per connection */ 1320 m->m_maxdeliveries = atoi(p); 1321 break; 1322 1323 case 'r': /* max recipient per envelope */ 1324 m->m_maxrcpt = atoi(p); 1325 break; 1326 1327 case 'L': /* maximum line length */ 1328 m->m_linelimit = atoi(p); 1329 if (m->m_linelimit < 0) 1330 m->m_linelimit = 0; 1331 break; 1332 1333 case 'N': /* run niceness */ 1334 m->m_nice = atoi(p); 1335 break; 1336 1337 case 'D': /* working directory */ 1338 if (*p == '\0') 1339 syserr("mailer %s: null working directory", 1340 m->m_name); 1341 else 1342 m->m_execdir = newstr(p); 1343 break; 1344 1345 case 'C': /* default charset */ 1346 if (*p == '\0') 1347 syserr("mailer %s: null charset", m->m_name); 1348 else 1349 m->m_defcharset = newstr(p); 1350 break; 1351 1352 case 'Q': /* queue for this mailer */ 1353 if (*p == '\0') 1354 { 1355 syserr("mailer %s: null queue", m->m_name); 1356 break; 1357 } 1358 s = stab(p, ST_QUEUE, ST_FIND); 1359 if (s == NULL) 1360 syserr("mailer %s: unknown queue %s", 1361 m->m_name, p); 1362 else 1363 m->m_qgrp = s->s_quegrp->qg_index; 1364 break; 1365 1366 case 'T': /* MTA-Name/Address/Diagnostic types */ 1367 /* extract MTA name type; default to "dns" */ 1368 m->m_mtatype = newstr(p); 1369 p = strchr(m->m_mtatype, '/'); 1370 if (p != NULL) 1371 { 1372 *p++ = '\0'; 1373 if (*p == '\0') 1374 p = NULL; 1375 } 1376 if (*m->m_mtatype == '\0') 1377 m->m_mtatype = "dns"; 1378 1379 /* extract address type; default to "rfc822" */ 1380 m->m_addrtype = p; 1381 if (p != NULL) 1382 p = strchr(p, '/'); 1383 if (p != NULL) 1384 { 1385 *p++ = '\0'; 1386 if (*p == '\0') 1387 p = NULL; 1388 } 1389 if (m->m_addrtype == NULL || *m->m_addrtype == '\0') 1390 m->m_addrtype = "rfc822"; 1391 1392 /* extract diagnostic type; default to "smtp" */ 1393 m->m_diagtype = p; 1394 if (m->m_diagtype == NULL || *m->m_diagtype == '\0') 1395 m->m_diagtype = "smtp"; 1396 break; 1397 1398 case 'U': /* user id */ 1399 if (isascii(*p) && !isdigit(*p)) 1400 { 1401 char *q = p; 1402 struct passwd *pw; 1403 1404 while (*p != '\0' && isascii(*p) && 1405 (isalnum(*p) || strchr("-_", *p) != NULL)) 1406 p++; 1407 while (isascii(*p) && isspace(*p)) 1408 *p++ = '\0'; 1409 if (*p != '\0') 1410 *p++ = '\0'; 1411 if (*q == '\0') 1412 { 1413 syserr("mailer %s: null user name", 1414 m->m_name); 1415 break; 1416 } 1417 pw = sm_getpwnam(q); 1418 if (pw == NULL) 1419 { 1420 syserr("readcf: mailer U= flag: unknown user %s", q); 1421 break; 1422 } 1423 else 1424 { 1425 m->m_uid = pw->pw_uid; 1426 m->m_gid = pw->pw_gid; 1427 } 1428 } 1429 else 1430 { 1431 auto char *q; 1432 1433 m->m_uid = strtol(p, &q, 0); 1434 p = q; 1435 while (isascii(*p) && isspace(*p)) 1436 p++; 1437 if (*p != '\0') 1438 p++; 1439 } 1440 while (isascii(*p) && isspace(*p)) 1441 p++; 1442 if (*p == '\0') 1443 break; 1444 if (isascii(*p) && !isdigit(*p)) 1445 { 1446 char *q = p; 1447 struct group *gr; 1448 1449 while (isascii(*p) && isalnum(*p)) 1450 p++; 1451 *p++ = '\0'; 1452 if (*q == '\0') 1453 { 1454 syserr("mailer %s: null group name", 1455 m->m_name); 1456 break; 1457 } 1458 gr = getgrnam(q); 1459 if (gr == NULL) 1460 { 1461 syserr("readcf: mailer U= flag: unknown group %s", q); 1462 break; 1463 } 1464 else 1465 m->m_gid = gr->gr_gid; 1466 } 1467 else 1468 { 1469 m->m_gid = strtol(p, NULL, 0); 1470 } 1471 break; 1472 1473 case 'W': /* wait timeout */ 1474 m->m_wait = convtime(p, 's'); 1475 break; 1476 1477 case '/': /* new root directory */ 1478 if (*p == '\0') 1479 syserr("mailer %s: null root directory", 1480 m->m_name); 1481 else 1482 m->m_rootdir = newstr(p); 1483 break; 1484 1485 default: 1486 syserr("M%s: unknown mailer equate %c=", 1487 m->m_name, fcode); 1488 break; 1489 } 1490 1491 p = delimptr; 1492 } 1493 1494 #if !HASRRESVPORT 1495 if (bitnset(M_SECURE_PORT, m->m_flags)) 1496 { 1497 (void) sm_io_fprintf(smioout, SM_TIME_DEFAULT, 1498 "M%s: Warning: F=%c set on system that doesn't support rresvport()\n", 1499 m->m_name, M_SECURE_PORT); 1500 } 1501 #endif /* !HASRRESVPORT */ 1502 1503 #if !HASNICE 1504 if (m->m_nice != 0) 1505 { 1506 (void) sm_io_fprintf(smioout, SM_TIME_DEFAULT, 1507 "M%s: Warning: N= set on system that doesn't support nice()\n", 1508 m->m_name); 1509 } 1510 #endif /* !HASNICE */ 1511 1512 /* do some rationality checking */ 1513 if (m->m_argv == NULL) 1514 { 1515 syserr("M%s: A= argument required", m->m_name); 1516 return; 1517 } 1518 if (m->m_mailer == NULL) 1519 { 1520 syserr("M%s: P= argument required", m->m_name); 1521 return; 1522 } 1523 1524 if (nextmailer >= MAXMAILERS) 1525 { 1526 syserr("too many mailers defined (%d max)", MAXMAILERS); 1527 return; 1528 } 1529 1530 if (m->m_maxrcpt <= 0) 1531 m->m_maxrcpt = DEFAULT_MAX_RCPT; 1532 1533 /* do some heuristic cleanup for back compatibility */ 1534 if (bitnset(M_LIMITS, m->m_flags)) 1535 { 1536 if (m->m_linelimit == 0) 1537 m->m_linelimit = SMTPLINELIM; 1538 if (ConfigLevel < 2) 1539 setbitn(M_7BITS, m->m_flags); 1540 } 1541 1542 if (strcmp(m->m_mailer, "[TCP]") == 0) 1543 { 1544 syserr("M%s: P=[TCP] must be replaced by P=[IPC]", m->m_name); 1545 return; 1546 } 1547 1548 if (strcmp(m->m_mailer, "[IPC]") == 0) 1549 { 1550 /* Use the second argument for host or path to socket */ 1551 if (m->m_argv[0] == NULL || m->m_argv[1] == NULL || 1552 m->m_argv[1][0] == '\0') 1553 { 1554 syserr("M%s: too few parameters for %s mailer", 1555 m->m_name, m->m_mailer); 1556 return; 1557 } 1558 if (strcmp(m->m_argv[0], "TCP") != 0 1559 #if NETUNIX 1560 && strcmp(m->m_argv[0], "FILE") != 0 1561 #endif /* NETUNIX */ 1562 ) 1563 { 1564 (void) sm_io_fprintf(smioout, SM_TIME_DEFAULT, 1565 "M%s: Warning: first argument in %s mailer must be %s\n", 1566 m->m_name, m->m_mailer, 1567 #if NETUNIX 1568 "TCP or FILE" 1569 #else /* NETUNIX */ 1570 "TCP" 1571 #endif /* NETUNIX */ 1572 ); 1573 } 1574 if (m->m_mtatype == NULL) 1575 m->m_mtatype = "dns"; 1576 if (m->m_addrtype == NULL) 1577 m->m_addrtype = "rfc822"; 1578 if (m->m_diagtype == NULL) 1579 { 1580 if (m->m_argv[0] != NULL && 1581 strcmp(m->m_argv[0], "FILE") == 0) 1582 m->m_diagtype = "x-unix"; 1583 else 1584 m->m_diagtype = "smtp"; 1585 } 1586 } 1587 else if (strcmp(m->m_mailer, "[FILE]") == 0) 1588 { 1589 /* Use the second argument for filename */ 1590 if (m->m_argv[0] == NULL || m->m_argv[1] == NULL || 1591 m->m_argv[2] != NULL) 1592 { 1593 syserr("M%s: too %s parameters for [FILE] mailer", 1594 m->m_name, 1595 (m->m_argv[0] == NULL || 1596 m->m_argv[1] == NULL) ? "few" : "many"); 1597 return; 1598 } 1599 else if (strcmp(m->m_argv[0], "FILE") != 0) 1600 { 1601 syserr("M%s: first argument in [FILE] mailer must be FILE", 1602 m->m_name); 1603 return; 1604 } 1605 } 1606 1607 if (m->m_eol == NULL) 1608 { 1609 char **pp; 1610 1611 /* default for SMTP is \r\n; use \n for local delivery */ 1612 for (pp = m->m_argv; *pp != NULL; pp++) 1613 { 1614 for (p = *pp; *p != '\0'; ) 1615 { 1616 if ((*p++ & 0377) == MACROEXPAND && *p == 'u') 1617 break; 1618 } 1619 if (*p != '\0') 1620 break; 1621 } 1622 if (*pp == NULL) 1623 m->m_eol = "\r\n"; 1624 else 1625 m->m_eol = "\n"; 1626 } 1627 1628 /* enter the mailer into the symbol table */ 1629 s = stab(m->m_name, ST_MAILER, ST_ENTER); 1630 if (s->s_mailer != NULL) 1631 { 1632 i = s->s_mailer->m_mno; 1633 sm_free(s->s_mailer); /* XXX */ 1634 } 1635 else 1636 { 1637 i = nextmailer++; 1638 } 1639 Mailer[i] = s->s_mailer = m; 1640 m->m_mno = i; 1641 } 1642 /* 1643 ** MUNCHSTRING -- translate a string into internal form. 1644 ** 1645 ** Parameters: 1646 ** p -- the string to munch. 1647 ** delimptr -- if non-NULL, set to the pointer of the 1648 ** field delimiter character. 1649 ** delim -- the delimiter for the field. 1650 ** 1651 ** Returns: 1652 ** the munched string. 1653 ** 1654 ** Side Effects: 1655 ** the munched string is a local static buffer. 1656 ** it must be copied before the function is called again. 1657 */ 1658 1659 char * 1660 munchstring(p, delimptr, delim) 1661 register char *p; 1662 char **delimptr; 1663 int delim; 1664 { 1665 register char *q; 1666 bool backslash = false; 1667 bool quotemode = false; 1668 static char buf[MAXLINE]; 1669 1670 for (q = buf; *p != '\0' && q < &buf[sizeof(buf) - 1]; p++) 1671 { 1672 if (backslash) 1673 { 1674 /* everything is roughly literal */ 1675 backslash = false; 1676 switch (*p) 1677 { 1678 case 'r': /* carriage return */ 1679 *q++ = '\r'; 1680 continue; 1681 1682 case 'n': /* newline */ 1683 *q++ = '\n'; 1684 continue; 1685 1686 case 'f': /* form feed */ 1687 *q++ = '\f'; 1688 continue; 1689 1690 case 'b': /* backspace */ 1691 *q++ = '\b'; 1692 continue; 1693 } 1694 *q++ = *p; 1695 } 1696 else 1697 { 1698 if (*p == '\\') 1699 backslash = true; 1700 else if (*p == '"') 1701 quotemode = !quotemode; 1702 else if (quotemode || *p != delim) 1703 *q++ = *p; 1704 else 1705 break; 1706 } 1707 } 1708 1709 if (delimptr != NULL) 1710 *delimptr = p; 1711 *q++ = '\0'; 1712 return buf; 1713 } 1714 /* 1715 ** EXTRQUOTSTR -- extract a (quoted) string. 1716 ** 1717 ** This routine deals with quoted (") strings and escaped 1718 ** spaces (\\ ). 1719 ** 1720 ** Parameters: 1721 ** p -- source string. 1722 ** delimptr -- if non-NULL, set to the pointer of the 1723 ** field delimiter character. 1724 ** delimbuf -- delimiters for the field. 1725 ** st -- if non-NULL, store the return value (whether the 1726 ** string was correctly quoted) here. 1727 ** 1728 ** Returns: 1729 ** the extracted string. 1730 ** 1731 ** Side Effects: 1732 ** the returned string is a local static buffer. 1733 ** it must be copied before the function is called again. 1734 */ 1735 1736 static char * 1737 extrquotstr(p, delimptr, delimbuf, st) 1738 register char *p; 1739 char **delimptr; 1740 char *delimbuf; 1741 bool *st; 1742 { 1743 register char *q; 1744 bool backslash = false; 1745 bool quotemode = false; 1746 static char buf[MAXLINE]; 1747 1748 for (q = buf; *p != '\0' && q < &buf[sizeof(buf) - 1]; p++) 1749 { 1750 if (backslash) 1751 { 1752 backslash = false; 1753 if (*p != ' ') 1754 *q++ = '\\'; 1755 } 1756 if (*p == '\\') 1757 backslash = true; 1758 else if (*p == '"') 1759 quotemode = !quotemode; 1760 else if (quotemode || 1761 strchr(delimbuf, (int) *p) == NULL) 1762 *q++ = *p; 1763 else 1764 break; 1765 } 1766 1767 if (delimptr != NULL) 1768 *delimptr = p; 1769 *q++ = '\0'; 1770 if (st != NULL) 1771 *st = !(quotemode || backslash); 1772 return buf; 1773 } 1774 /* 1775 ** MAKEARGV -- break up a string into words 1776 ** 1777 ** Parameters: 1778 ** p -- the string to break up. 1779 ** 1780 ** Returns: 1781 ** a char **argv (dynamically allocated) 1782 ** 1783 ** Side Effects: 1784 ** munges p. 1785 */ 1786 1787 static char ** 1788 makeargv(p) 1789 register char *p; 1790 { 1791 char *q; 1792 int i; 1793 char **avp; 1794 char *argv[MAXPV + 1]; 1795 1796 /* take apart the words */ 1797 i = 0; 1798 while (*p != '\0' && i < MAXPV) 1799 { 1800 q = p; 1801 while (*p != '\0' && !(isascii(*p) && isspace(*p))) 1802 p++; 1803 while (isascii(*p) && isspace(*p)) 1804 *p++ = '\0'; 1805 argv[i++] = newstr(q); 1806 } 1807 argv[i++] = NULL; 1808 1809 /* now make a copy of the argv */ 1810 avp = (char **) xalloc(sizeof(*avp) * i); 1811 memmove((char *) avp, (char *) argv, sizeof(*avp) * i); 1812 1813 return avp; 1814 } 1815 /* 1816 ** PRINTRULES -- print rewrite rules (for debugging) 1817 ** 1818 ** Parameters: 1819 ** none. 1820 ** 1821 ** Returns: 1822 ** none. 1823 ** 1824 ** Side Effects: 1825 ** prints rewrite rules. 1826 */ 1827 1828 void 1829 printrules() 1830 { 1831 register struct rewrite *rwp; 1832 register int ruleset; 1833 1834 for (ruleset = 0; ruleset < 10; ruleset++) 1835 { 1836 if (RewriteRules[ruleset] == NULL) 1837 continue; 1838 sm_dprintf("\n----Rule Set %d:", ruleset); 1839 1840 for (rwp = RewriteRules[ruleset]; rwp != NULL; rwp = rwp->r_next) 1841 { 1842 sm_dprintf("\nLHS:"); 1843 printav(sm_debug_file(), rwp->r_lhs); 1844 sm_dprintf("RHS:"); 1845 printav(sm_debug_file(), rwp->r_rhs); 1846 } 1847 } 1848 } 1849 /* 1850 ** PRINTMAILER -- print mailer structure (for debugging) 1851 ** 1852 ** Parameters: 1853 ** fp -- output file 1854 ** m -- the mailer to print 1855 ** 1856 ** Returns: 1857 ** none. 1858 */ 1859 1860 void 1861 printmailer(fp, m) 1862 SM_FILE_T *fp; 1863 register MAILER *m; 1864 { 1865 int j; 1866 1867 (void) sm_io_fprintf(fp, SM_TIME_DEFAULT, 1868 "mailer %d (%s): P=%s S=", m->m_mno, m->m_name, 1869 m->m_mailer); 1870 if (RuleSetNames[m->m_se_rwset] == NULL) 1871 (void) sm_io_fprintf(fp, SM_TIME_DEFAULT, "%d/", 1872 m->m_se_rwset); 1873 else 1874 (void) sm_io_fprintf(fp, SM_TIME_DEFAULT, "%s/", 1875 RuleSetNames[m->m_se_rwset]); 1876 if (RuleSetNames[m->m_sh_rwset] == NULL) 1877 (void) sm_io_fprintf(fp, SM_TIME_DEFAULT, "%d R=", 1878 m->m_sh_rwset); 1879 else 1880 (void) sm_io_fprintf(fp, SM_TIME_DEFAULT, "%s R=", 1881 RuleSetNames[m->m_sh_rwset]); 1882 if (RuleSetNames[m->m_re_rwset] == NULL) 1883 (void) sm_io_fprintf(fp, SM_TIME_DEFAULT, "%d/", 1884 m->m_re_rwset); 1885 else 1886 (void) sm_io_fprintf(fp, SM_TIME_DEFAULT, "%s/", 1887 RuleSetNames[m->m_re_rwset]); 1888 if (RuleSetNames[m->m_rh_rwset] == NULL) 1889 (void) sm_io_fprintf(fp, SM_TIME_DEFAULT, "%d ", 1890 m->m_rh_rwset); 1891 else 1892 (void) sm_io_fprintf(fp, SM_TIME_DEFAULT, "%s ", 1893 RuleSetNames[m->m_rh_rwset]); 1894 (void) sm_io_fprintf(fp, SM_TIME_DEFAULT, "M=%ld U=%d:%d F=", 1895 m->m_maxsize, (int) m->m_uid, (int) m->m_gid); 1896 for (j = '\0'; j <= '\177'; j++) 1897 if (bitnset(j, m->m_flags)) 1898 (void) sm_io_putc(fp, SM_TIME_DEFAULT, j); 1899 (void) sm_io_fprintf(fp, SM_TIME_DEFAULT, " L=%d E=", 1900 m->m_linelimit); 1901 xputs(fp, m->m_eol); 1902 if (m->m_defcharset != NULL) 1903 (void) sm_io_fprintf(fp, SM_TIME_DEFAULT, " C=%s", 1904 m->m_defcharset); 1905 (void) sm_io_fprintf(fp, SM_TIME_DEFAULT, " T=%s/%s/%s", 1906 m->m_mtatype == NULL 1907 ? "<undefined>" : m->m_mtatype, 1908 m->m_addrtype == NULL 1909 ? "<undefined>" : m->m_addrtype, 1910 m->m_diagtype == NULL 1911 ? "<undefined>" : m->m_diagtype); 1912 (void) sm_io_fprintf(fp, SM_TIME_DEFAULT, " r=%d", m->m_maxrcpt); 1913 if (m->m_argv != NULL) 1914 { 1915 char **a = m->m_argv; 1916 1917 (void) sm_io_fprintf(fp, SM_TIME_DEFAULT, " A="); 1918 while (*a != NULL) 1919 { 1920 if (a != m->m_argv) 1921 (void) sm_io_fprintf(fp, SM_TIME_DEFAULT, 1922 " "); 1923 xputs(fp, *a++); 1924 } 1925 } 1926 (void) sm_io_fprintf(fp, SM_TIME_DEFAULT, "\n"); 1927 } 1928 /* 1929 ** SETOPTION -- set global processing option 1930 ** 1931 ** Parameters: 1932 ** opt -- option name. 1933 ** val -- option value (as a text string). 1934 ** safe -- set if this came from a configuration file. 1935 ** Some options (if set from the command line) will 1936 ** reset the user id to avoid security problems. 1937 ** sticky -- if set, don't let other setoptions override 1938 ** this value. 1939 ** e -- the main envelope. 1940 ** 1941 ** Returns: 1942 ** none. 1943 ** 1944 ** Side Effects: 1945 ** Sets options as implied by the arguments. 1946 */ 1947 1948 static BITMAP256 StickyOpt; /* set if option is stuck */ 1949 1950 #if NAMED_BIND 1951 1952 static struct resolverflags 1953 { 1954 char *rf_name; /* name of the flag */ 1955 long rf_bits; /* bits to set/clear */ 1956 } ResolverFlags[] = 1957 { 1958 { "debug", RES_DEBUG }, 1959 { "aaonly", RES_AAONLY }, 1960 { "usevc", RES_USEVC }, 1961 { "primary", RES_PRIMARY }, 1962 { "igntc", RES_IGNTC }, 1963 { "recurse", RES_RECURSE }, 1964 { "defnames", RES_DEFNAMES }, 1965 { "stayopen", RES_STAYOPEN }, 1966 { "dnsrch", RES_DNSRCH }, 1967 # ifdef RES_USE_INET6 1968 { "use_inet6", RES_USE_INET6 }, 1969 # endif /* RES_USE_INET6 */ 1970 { "true", 0 }, /* avoid error on old syntax */ 1971 { NULL, 0 } 1972 }; 1973 1974 #endif /* NAMED_BIND */ 1975 1976 #define OI_NONE 0 /* no special treatment */ 1977 #define OI_SAFE 0x0001 /* safe for random people to use */ 1978 #define OI_SUBOPT 0x0002 /* option has suboptions */ 1979 1980 static struct optioninfo 1981 { 1982 char *o_name; /* long name of option */ 1983 unsigned char o_code; /* short name of option */ 1984 unsigned short o_flags; /* option flags */ 1985 } OptionTab[] = 1986 { 1987 #if defined(SUN_EXTENSIONS) && defined(REMOTE_MODE) 1988 { "RemoteMode", '>', OI_NONE }, 1989 #endif /* defined(SUN_EXTENSIONS) && defined(REMOTE_MODE) */ 1990 { "SevenBitInput", '7', OI_SAFE }, 1991 { "EightBitMode", '8', OI_SAFE }, 1992 { "AliasFile", 'A', OI_NONE }, 1993 { "AliasWait", 'a', OI_NONE }, 1994 { "BlankSub", 'B', OI_NONE }, 1995 { "MinFreeBlocks", 'b', OI_SAFE }, 1996 { "CheckpointInterval", 'C', OI_SAFE }, 1997 { "HoldExpensive", 'c', OI_NONE }, 1998 { "DeliveryMode", 'd', OI_SAFE }, 1999 { "ErrorHeader", 'E', OI_NONE }, 2000 { "ErrorMode", 'e', OI_SAFE }, 2001 { "TempFileMode", 'F', OI_NONE }, 2002 { "SaveFromLine", 'f', OI_NONE }, 2003 { "MatchGECOS", 'G', OI_NONE }, 2004 2005 /* no long name, just here to avoid problems in setoption */ 2006 { "", 'g', OI_NONE }, 2007 { "HelpFile", 'H', OI_NONE }, 2008 { "MaxHopCount", 'h', OI_NONE }, 2009 { "ResolverOptions", 'I', OI_NONE }, 2010 { "IgnoreDots", 'i', OI_SAFE }, 2011 { "ForwardPath", 'J', OI_NONE }, 2012 { "SendMimeErrors", 'j', OI_SAFE }, 2013 { "ConnectionCacheSize", 'k', OI_NONE }, 2014 { "ConnectionCacheTimeout", 'K', OI_NONE }, 2015 { "UseErrorsTo", 'l', OI_NONE }, 2016 { "LogLevel", 'L', OI_SAFE }, 2017 { "MeToo", 'm', OI_SAFE }, 2018 2019 /* no long name, just here to avoid problems in setoption */ 2020 { "", 'M', OI_NONE }, 2021 { "CheckAliases", 'n', OI_NONE }, 2022 { "OldStyleHeaders", 'o', OI_SAFE }, 2023 { "DaemonPortOptions", 'O', OI_NONE }, 2024 { "PrivacyOptions", 'p', OI_SAFE }, 2025 { "PostmasterCopy", 'P', OI_NONE }, 2026 { "QueueFactor", 'q', OI_NONE }, 2027 { "QueueDirectory", 'Q', OI_NONE }, 2028 { "DontPruneRoutes", 'R', OI_NONE }, 2029 { "Timeout", 'r', OI_SUBOPT }, 2030 { "StatusFile", 'S', OI_NONE }, 2031 { "SuperSafe", 's', OI_SAFE }, 2032 { "QueueTimeout", 'T', OI_NONE }, 2033 { "TimeZoneSpec", 't', OI_NONE }, 2034 { "UserDatabaseSpec", 'U', OI_NONE }, 2035 { "DefaultUser", 'u', OI_NONE }, 2036 { "FallbackMXhost", 'V', OI_NONE }, 2037 { "Verbose", 'v', OI_SAFE }, 2038 { "TryNullMXList", 'w', OI_NONE }, 2039 { "QueueLA", 'x', OI_NONE }, 2040 { "RefuseLA", 'X', OI_NONE }, 2041 { "RecipientFactor", 'y', OI_NONE }, 2042 { "ForkEachJob", 'Y', OI_NONE }, 2043 { "ClassFactor", 'z', OI_NONE }, 2044 { "RetryFactor", 'Z', OI_NONE }, 2045 #define O_QUEUESORTORD 0x81 2046 { "QueueSortOrder", O_QUEUESORTORD, OI_SAFE }, 2047 #define O_HOSTSFILE 0x82 2048 { "HostsFile", O_HOSTSFILE, OI_NONE }, 2049 #define O_MQA 0x83 2050 { "MinQueueAge", O_MQA, OI_SAFE }, 2051 #define O_DEFCHARSET 0x85 2052 { "DefaultCharSet", O_DEFCHARSET, OI_SAFE }, 2053 #define O_SSFILE 0x86 2054 { "ServiceSwitchFile", O_SSFILE, OI_NONE }, 2055 #define O_DIALDELAY 0x87 2056 { "DialDelay", O_DIALDELAY, OI_SAFE }, 2057 #define O_NORCPTACTION 0x88 2058 { "NoRecipientAction", O_NORCPTACTION, OI_SAFE }, 2059 #define O_SAFEFILEENV 0x89 2060 { "SafeFileEnvironment", O_SAFEFILEENV, OI_NONE }, 2061 #define O_MAXMSGSIZE 0x8a 2062 { "MaxMessageSize", O_MAXMSGSIZE, OI_NONE }, 2063 #define O_COLONOKINADDR 0x8b 2064 { "ColonOkInAddr", O_COLONOKINADDR, OI_SAFE }, 2065 #define O_MAXQUEUERUN 0x8c 2066 { "MaxQueueRunSize", O_MAXQUEUERUN, OI_SAFE }, 2067 #define O_MAXCHILDREN 0x8d 2068 { "MaxDaemonChildren", O_MAXCHILDREN, OI_NONE }, 2069 #define O_KEEPCNAMES 0x8e 2070 { "DontExpandCnames", O_KEEPCNAMES, OI_NONE }, 2071 #define O_MUSTQUOTE 0x8f 2072 { "MustQuoteChars", O_MUSTQUOTE, OI_NONE }, 2073 #define O_SMTPGREETING 0x90 2074 { "SmtpGreetingMessage", O_SMTPGREETING, OI_NONE }, 2075 #define O_UNIXFROM 0x91 2076 { "UnixFromLine", O_UNIXFROM, OI_NONE }, 2077 #define O_OPCHARS 0x92 2078 { "OperatorChars", O_OPCHARS, OI_NONE }, 2079 #define O_DONTINITGRPS 0x93 2080 { "DontInitGroups", O_DONTINITGRPS, OI_NONE }, 2081 #define O_SLFH 0x94 2082 { "SingleLineFromHeader", O_SLFH, OI_SAFE }, 2083 #define O_ABH 0x95 2084 { "AllowBogusHELO", O_ABH, OI_SAFE }, 2085 #define O_CONNTHROT 0x97 2086 { "ConnectionRateThrottle", O_CONNTHROT, OI_NONE }, 2087 #define O_UGW 0x99 2088 { "UnsafeGroupWrites", O_UGW, OI_NONE }, 2089 #define O_DBLBOUNCE 0x9a 2090 { "DoubleBounceAddress", O_DBLBOUNCE, OI_NONE }, 2091 #define O_HSDIR 0x9b 2092 { "HostStatusDirectory", O_HSDIR, OI_NONE }, 2093 #define O_SINGTHREAD 0x9c 2094 { "SingleThreadDelivery", O_SINGTHREAD, OI_NONE }, 2095 #define O_RUNASUSER 0x9d 2096 { "RunAsUser", O_RUNASUSER, OI_NONE }, 2097 #define O_DSN_RRT 0x9e 2098 { "RrtImpliesDsn", O_DSN_RRT, OI_NONE }, 2099 #define O_PIDFILE 0x9f 2100 { "PidFile", O_PIDFILE, OI_NONE }, 2101 #define O_DONTBLAMESENDMAIL 0xa0 2102 { "DontBlameSendmail", O_DONTBLAMESENDMAIL, OI_NONE }, 2103 #define O_DPI 0xa1 2104 { "DontProbeInterfaces", O_DPI, OI_NONE }, 2105 #define O_MAXRCPT 0xa2 2106 { "MaxRecipientsPerMessage", O_MAXRCPT, OI_SAFE }, 2107 #define O_DEADLETTER 0xa3 2108 { "DeadLetterDrop", O_DEADLETTER, OI_NONE }, 2109 #if _FFR_DONTLOCKFILESFORREAD_OPTION 2110 # define O_DONTLOCK 0xa4 2111 { "DontLockFilesForRead", O_DONTLOCK, OI_NONE }, 2112 #endif /* _FFR_DONTLOCKFILESFORREAD_OPTION */ 2113 #define O_MAXALIASRCSN 0xa5 2114 { "MaxAliasRecursion", O_MAXALIASRCSN, OI_NONE }, 2115 #define O_CNCTONLYTO 0xa6 2116 { "ConnectOnlyTo", O_CNCTONLYTO, OI_NONE }, 2117 #define O_TRUSTUSER 0xa7 2118 { "TrustedUser", O_TRUSTUSER, OI_NONE }, 2119 #define O_MAXMIMEHDRLEN 0xa8 2120 { "MaxMimeHeaderLength", O_MAXMIMEHDRLEN, OI_NONE }, 2121 #define O_CONTROLSOCKET 0xa9 2122 { "ControlSocketName", O_CONTROLSOCKET, OI_NONE }, 2123 #define O_MAXHDRSLEN 0xaa 2124 { "MaxHeadersLength", O_MAXHDRSLEN, OI_NONE }, 2125 #if _FFR_MAX_FORWARD_ENTRIES 2126 # define O_MAXFORWARD 0xab 2127 { "MaxForwardEntries", O_MAXFORWARD, OI_NONE }, 2128 #endif /* _FFR_MAX_FORWARD_ENTRIES */ 2129 #define O_PROCTITLEPREFIX 0xac 2130 { "ProcessTitlePrefix", O_PROCTITLEPREFIX, OI_NONE }, 2131 #define O_SASLINFO 0xad 2132 #if _FFR_ALLOW_SASLINFO 2133 { "DefaultAuthInfo", O_SASLINFO, OI_SAFE }, 2134 #else /* _FFR_ALLOW_SASLINFO */ 2135 { "DefaultAuthInfo", O_SASLINFO, OI_NONE }, 2136 #endif /* _FFR_ALLOW_SASLINFO */ 2137 #define O_SASLMECH 0xae 2138 { "AuthMechanisms", O_SASLMECH, OI_NONE }, 2139 #define O_CLIENTPORT 0xaf 2140 { "ClientPortOptions", O_CLIENTPORT, OI_NONE }, 2141 #define O_DF_BUFSIZE 0xb0 2142 { "DataFileBufferSize", O_DF_BUFSIZE, OI_NONE }, 2143 #define O_XF_BUFSIZE 0xb1 2144 { "XscriptFileBufferSize", O_XF_BUFSIZE, OI_NONE }, 2145 #define O_LDAPDEFAULTSPEC 0xb2 2146 { "LDAPDefaultSpec", O_LDAPDEFAULTSPEC, OI_NONE }, 2147 #define O_SRVCERTFILE 0xb4 2148 { "ServerCertFile", O_SRVCERTFILE, OI_NONE }, 2149 #define O_SRVKEYFILE 0xb5 2150 { "ServerKeyFile", O_SRVKEYFILE, OI_NONE }, 2151 #define O_CLTCERTFILE 0xb6 2152 { "ClientCertFile", O_CLTCERTFILE, OI_NONE }, 2153 #define O_CLTKEYFILE 0xb7 2154 { "ClientKeyFile", O_CLTKEYFILE, OI_NONE }, 2155 #define O_CACERTFILE 0xb8 2156 { "CACertFile", O_CACERTFILE, OI_NONE }, 2157 #define O_CACERTPATH 0xb9 2158 { "CACertPath", O_CACERTPATH, OI_NONE }, 2159 #define O_DHPARAMS 0xba 2160 { "DHParameters", O_DHPARAMS, OI_NONE }, 2161 #define O_INPUTMILTER 0xbb 2162 { "InputMailFilters", O_INPUTMILTER, OI_NONE }, 2163 #define O_MILTER 0xbc 2164 { "Milter", O_MILTER, OI_SUBOPT }, 2165 #define O_SASLOPTS 0xbd 2166 { "AuthOptions", O_SASLOPTS, OI_NONE }, 2167 #define O_QUEUE_FILE_MODE 0xbe 2168 { "QueueFileMode", O_QUEUE_FILE_MODE, OI_NONE }, 2169 #if _FFR_TLS_1 2170 # define O_DHPARAMS5 0xbf 2171 { "DHParameters512", O_DHPARAMS5, OI_NONE }, 2172 # define O_CIPHERLIST 0xc0 2173 { "CipherList", O_CIPHERLIST, OI_NONE }, 2174 #endif /* _FFR_TLS_1 */ 2175 #define O_RANDFILE 0xc1 2176 { "RandFile", O_RANDFILE, OI_NONE }, 2177 #define O_TLS_SRV_OPTS 0xc2 2178 { "TLSSrvOptions", O_TLS_SRV_OPTS, OI_NONE }, 2179 #define O_RCPTTHROT 0xc3 2180 { "BadRcptThrottle", O_RCPTTHROT, OI_SAFE }, 2181 #define O_DLVR_MIN 0xc4 2182 { "DeliverByMin", O_DLVR_MIN, OI_NONE }, 2183 #define O_MAXQUEUECHILDREN 0xc5 2184 { "MaxQueueChildren", O_MAXQUEUECHILDREN, OI_NONE }, 2185 #define O_MAXRUNNERSPERQUEUE 0xc6 2186 { "MaxRunnersPerQueue", O_MAXRUNNERSPERQUEUE, OI_NONE }, 2187 #define O_DIRECTSUBMODIFIERS 0xc7 2188 { "DirectSubmissionModifiers", O_DIRECTSUBMODIFIERS, OI_NONE }, 2189 #define O_NICEQUEUERUN 0xc8 2190 { "NiceQueueRun", O_NICEQUEUERUN, OI_NONE }, 2191 #define O_SHMKEY 0xc9 2192 { "SharedMemoryKey", O_SHMKEY, OI_NONE }, 2193 #define O_SASLBITS 0xca 2194 { "AuthMaxBits", O_SASLBITS, OI_NONE }, 2195 #define O_MBDB 0xcb 2196 { "MailboxDatabase", O_MBDB, OI_NONE }, 2197 #define O_MSQ 0xcc 2198 { "UseMSP", O_MSQ, OI_NONE }, 2199 #define O_DELAY_LA 0xcd 2200 { "DelayLA", O_DELAY_LA, OI_NONE }, 2201 #define O_FASTSPLIT 0xce 2202 { "FastSplit", O_FASTSPLIT, OI_NONE }, 2203 #define O_SOFTBOUNCE 0xcf 2204 { "SoftBounce", O_SOFTBOUNCE, OI_NONE }, 2205 #define O_SHMKEYFILE 0xd0 2206 { "SharedMemoryKeyFile", O_SHMKEYFILE, OI_NONE }, 2207 #define O_REJECTLOGINTERVAL 0xd1 2208 { "RejectLogInterval", O_REJECTLOGINTERVAL, OI_NONE }, 2209 #define O_REQUIRES_DIR_FSYNC 0xd2 2210 { "RequiresDirfsync", O_REQUIRES_DIR_FSYNC, OI_NONE }, 2211 #define O_CONNECTION_RATE_WINDOW_SIZE 0xd3 2212 { "ConnectionRateWindowSize", O_CONNECTION_RATE_WINDOW_SIZE, OI_NONE }, 2213 #define O_CRLFILE 0xd4 2214 { "CRLFile", O_CRLFILE, OI_NONE }, 2215 #define O_FALLBACKSMARTHOST 0xd5 2216 { "FallbackSmartHost", O_FALLBACKSMARTHOST, OI_NONE }, 2217 #define O_SASLREALM 0xd6 2218 { "AuthRealm", O_SASLREALM, OI_NONE }, 2219 #if _FFR_CRLPATH 2220 # define O_CRLPATH 0xd7 2221 { "CRLPath", O_CRLPATH, OI_NONE }, 2222 #endif /* _FFR_CRLPATH */ 2223 #define O_HELONAME 0xd8 2224 { "HeloName", O_HELONAME, OI_NONE }, 2225 #if _FFR_MEMSTAT 2226 # define O_REFUSELOWMEM 0xd9 2227 { "RefuseLowMem", O_REFUSELOWMEM, OI_NONE }, 2228 # define O_QUEUELOWMEM 0xda 2229 { "QueueLowMem", O_QUEUELOWMEM, OI_NONE }, 2230 # define O_MEMRESOURCE 0xdb 2231 { "MemoryResource", O_MEMRESOURCE, OI_NONE }, 2232 #endif /* _FFR_MEMSTAT */ 2233 #define O_MAXNOOPCOMMANDS 0xdc 2234 { "MaxNOOPCommands", O_MAXNOOPCOMMANDS, OI_NONE }, 2235 #if _FFR_MSG_ACCEPT 2236 # define O_MSG_ACCEPT 0xdd 2237 { "MessageAccept", O_MSG_ACCEPT, OI_NONE }, 2238 #endif /* _FFR_MSG_ACCEPT */ 2239 #if _FFR_QUEUE_RUN_PARANOIA 2240 # define O_CHK_Q_RUNNERS 0xde 2241 { "CheckQueueRunners", O_CHK_Q_RUNNERS, OI_NONE }, 2242 #endif /* _FFR_QUEUE_RUN_PARANOIA */ 2243 #if _FFR_EIGHT_BIT_ADDR_OK 2244 # if !ALLOW_255 2245 # ERROR FFR_EIGHT_BIT_ADDR_OK requires _ALLOW_255 2246 # endif /* !ALLOW_255 */ 2247 # define O_EIGHT_BIT_ADDR_OK 0xdf 2248 { "EightBitAddrOK", O_EIGHT_BIT_ADDR_OK, OI_NONE }, 2249 #endif /* _FFR_EIGHT_BIT_ADDR_OK */ 2250 #if _FFR_ADDR_TYPE_MODES 2251 # define O_ADDR_TYPE_MODES 0xe0 2252 { "AddrTypeModes", O_ADDR_TYPE_MODES, OI_NONE }, 2253 #endif /* _FFR_ADDR_TYPE_MODES */ 2254 #if _FFR_BADRCPT_SHUTDOWN 2255 # define O_RCPTSHUTD 0xe1 2256 { "BadRcptShutdown", O_RCPTSHUTD, OI_SAFE }, 2257 # define O_RCPTSHUTDG 0xe2 2258 { "BadRcptShutdownGood", O_RCPTSHUTDG, OI_SAFE }, 2259 #endif /* _FFR_BADRCPT_SHUTDOWN */ 2260 2261 { NULL, '\0', OI_NONE } 2262 }; 2263 2264 # define CANONIFY(val) 2265 2266 # define SET_OPT_DEFAULT(opt, val) opt = val 2267 2268 /* set a string option by expanding the value and assigning it */ 2269 /* WARNING this belongs ONLY into a case statement! */ 2270 #define SET_STRING_EXP(str) \ 2271 expand(val, exbuf, sizeof(exbuf), e); \ 2272 newval = sm_pstrdup_x(exbuf); \ 2273 if (str != NULL) \ 2274 sm_free(str); \ 2275 CANONIFY(newval); \ 2276 str = newval; \ 2277 break 2278 2279 #define OPTNAME o->o_name == NULL ? "<unknown>" : o->o_name 2280 2281 void 2282 setoption(opt, val, safe, sticky, e) 2283 int opt; 2284 char *val; 2285 bool safe; 2286 bool sticky; 2287 register ENVELOPE *e; 2288 { 2289 register char *p; 2290 register struct optioninfo *o; 2291 char *subopt; 2292 int mid; 2293 bool can_setuid = RunAsUid == 0; 2294 auto char *ep; 2295 char buf[50]; 2296 extern bool Warn_Q_option; 2297 #if _FFR_ALLOW_SASLINFO 2298 extern unsigned int SubmitMode; 2299 #endif /* _FFR_ALLOW_SASLINFO */ 2300 #if STARTTLS || SM_CONF_SHM 2301 char *newval; 2302 char exbuf[MAXLINE]; 2303 #endif /* STARTTLS || SM_CONF_SHM */ 2304 2305 errno = 0; 2306 if (opt == ' ') 2307 { 2308 /* full word options */ 2309 struct optioninfo *sel; 2310 2311 p = strchr(val, '='); 2312 if (p == NULL) 2313 p = &val[strlen(val)]; 2314 while (*--p == ' ') 2315 continue; 2316 while (*++p == ' ') 2317 *p = '\0'; 2318 if (p == val) 2319 { 2320 syserr("readcf: null option name"); 2321 return; 2322 } 2323 if (*p == '=') 2324 *p++ = '\0'; 2325 while (*p == ' ') 2326 p++; 2327 subopt = strchr(val, '.'); 2328 if (subopt != NULL) 2329 *subopt++ = '\0'; 2330 sel = NULL; 2331 for (o = OptionTab; o->o_name != NULL; o++) 2332 { 2333 if (sm_strncasecmp(o->o_name, val, strlen(val)) != 0) 2334 continue; 2335 if (strlen(o->o_name) == strlen(val)) 2336 { 2337 /* completely specified -- this must be it */ 2338 sel = NULL; 2339 break; 2340 } 2341 if (sel != NULL) 2342 break; 2343 sel = o; 2344 } 2345 if (sel != NULL && o->o_name == NULL) 2346 o = sel; 2347 else if (o->o_name == NULL) 2348 { 2349 syserr("readcf: unknown option name %s", val); 2350 return; 2351 } 2352 else if (sel != NULL) 2353 { 2354 syserr("readcf: ambiguous option name %s (matches %s and %s)", 2355 val, sel->o_name, o->o_name); 2356 return; 2357 } 2358 if (strlen(val) != strlen(o->o_name)) 2359 { 2360 int oldVerbose = Verbose; 2361 2362 Verbose = 1; 2363 message("Option %s used as abbreviation for %s", 2364 val, o->o_name); 2365 Verbose = oldVerbose; 2366 } 2367 opt = o->o_code; 2368 val = p; 2369 } 2370 else 2371 { 2372 for (o = OptionTab; o->o_name != NULL; o++) 2373 { 2374 if (o->o_code == opt) 2375 break; 2376 } 2377 if (o->o_name == NULL) 2378 { 2379 syserr("readcf: unknown option name 0x%x", opt & 0xff); 2380 return; 2381 } 2382 subopt = NULL; 2383 } 2384 2385 if (subopt != NULL && !bitset(OI_SUBOPT, o->o_flags)) 2386 { 2387 if (tTd(37, 1)) 2388 sm_dprintf("setoption: %s does not support suboptions, ignoring .%s\n", 2389 OPTNAME, subopt); 2390 subopt = NULL; 2391 } 2392 2393 if (tTd(37, 1)) 2394 { 2395 sm_dprintf(isascii(opt) && isprint(opt) ? 2396 "setoption %s (%c)%s%s=" : 2397 "setoption %s (0x%x)%s%s=", 2398 OPTNAME, opt, subopt == NULL ? "" : ".", 2399 subopt == NULL ? "" : subopt); 2400 xputs(sm_debug_file(), val); 2401 } 2402 2403 /* 2404 ** See if this option is preset for us. 2405 */ 2406 2407 if (!sticky && bitnset(opt, StickyOpt)) 2408 { 2409 if (tTd(37, 1)) 2410 sm_dprintf(" (ignored)\n"); 2411 return; 2412 } 2413 2414 /* 2415 ** Check to see if this option can be specified by this user. 2416 */ 2417 2418 if (!safe && RealUid == 0) 2419 safe = true; 2420 if (!safe && !bitset(OI_SAFE, o->o_flags)) 2421 { 2422 if (opt != 'M' || (val[0] != 'r' && val[0] != 's')) 2423 { 2424 int dp; 2425 2426 if (tTd(37, 1)) 2427 sm_dprintf(" (unsafe)"); 2428 dp = drop_privileges(true); 2429 setstat(dp); 2430 } 2431 } 2432 if (tTd(37, 1)) 2433 sm_dprintf("\n"); 2434 2435 switch (opt & 0xff) 2436 { 2437 case '7': /* force seven-bit input */ 2438 SevenBitInput = atobool(val); 2439 break; 2440 2441 case '8': /* handling of 8-bit input */ 2442 #if MIME8TO7 2443 switch (*val) 2444 { 2445 case 'p': /* pass 8 bit, convert MIME */ 2446 MimeMode = MM_CVTMIME|MM_PASS8BIT; 2447 break; 2448 2449 case 'm': /* convert 8-bit, convert MIME */ 2450 MimeMode = MM_CVTMIME|MM_MIME8BIT; 2451 break; 2452 2453 case 's': /* strict adherence */ 2454 MimeMode = MM_CVTMIME; 2455 break; 2456 2457 # if 0 2458 case 'r': /* reject 8-bit, don't convert MIME */ 2459 MimeMode = 0; 2460 break; 2461 2462 case 'j': /* "just send 8" */ 2463 MimeMode = MM_PASS8BIT; 2464 break; 2465 2466 case 'a': /* encode 8 bit if available */ 2467 MimeMode = MM_MIME8BIT|MM_PASS8BIT|MM_CVTMIME; 2468 break; 2469 2470 case 'c': /* convert 8 bit to MIME, never 7 bit */ 2471 MimeMode = MM_MIME8BIT; 2472 break; 2473 # endif /* 0 */ 2474 2475 default: 2476 syserr("Unknown 8-bit mode %c", *val); 2477 finis(false, true, EX_USAGE); 2478 } 2479 #else /* MIME8TO7 */ 2480 (void) sm_io_fprintf(smioout, SM_TIME_DEFAULT, 2481 "Warning: Option: %s requires MIME8TO7 support\n", 2482 OPTNAME); 2483 #endif /* MIME8TO7 */ 2484 break; 2485 2486 case 'A': /* set default alias file */ 2487 if (val[0] == '\0') 2488 { 2489 char *al; 2490 2491 SET_OPT_DEFAULT(al, "aliases"); 2492 setalias(al); 2493 } 2494 else 2495 setalias(val); 2496 break; 2497 2498 case 'a': /* look N minutes for "@:@" in alias file */ 2499 if (val[0] == '\0') 2500 SafeAlias = 5 MINUTES; 2501 else 2502 SafeAlias = convtime(val, 'm'); 2503 break; 2504 2505 case 'B': /* substitution for blank character */ 2506 SpaceSub = val[0]; 2507 if (SpaceSub == '\0') 2508 SpaceSub = ' '; 2509 break; 2510 2511 case 'b': /* min blocks free on queue fs/max msg size */ 2512 p = strchr(val, '/'); 2513 if (p != NULL) 2514 { 2515 *p++ = '\0'; 2516 MaxMessageSize = atol(p); 2517 } 2518 MinBlocksFree = atol(val); 2519 break; 2520 2521 case 'c': /* don't connect to "expensive" mailers */ 2522 NoConnect = atobool(val); 2523 break; 2524 2525 case 'C': /* checkpoint every N addresses */ 2526 if (safe || CheckpointInterval > atoi(val)) 2527 CheckpointInterval = atoi(val); 2528 break; 2529 2530 case 'd': /* delivery mode */ 2531 switch (*val) 2532 { 2533 case '\0': 2534 set_delivery_mode(SM_DELIVER, e); 2535 break; 2536 2537 case SM_QUEUE: /* queue only */ 2538 case SM_DEFER: /* queue only and defer map lookups */ 2539 case SM_DELIVER: /* do everything */ 2540 case SM_FORK: /* fork after verification */ 2541 #if _FFR_DM_ONE 2542 /* deliver first TA in background, then queue */ 2543 case SM_DM_ONE: 2544 #endif /* _FFR_DM_ONE */ 2545 set_delivery_mode(*val, e); 2546 break; 2547 2548 default: 2549 syserr("Unknown delivery mode %c", *val); 2550 finis(false, true, EX_USAGE); 2551 } 2552 break; 2553 2554 case 'E': /* error message header/header file */ 2555 if (*val != '\0') 2556 ErrMsgFile = newstr(val); 2557 break; 2558 2559 case 'e': /* set error processing mode */ 2560 switch (*val) 2561 { 2562 case EM_QUIET: /* be silent about it */ 2563 case EM_MAIL: /* mail back */ 2564 case EM_BERKNET: /* do berknet error processing */ 2565 case EM_WRITE: /* write back (or mail) */ 2566 case EM_PRINT: /* print errors normally (default) */ 2567 e->e_errormode = *val; 2568 break; 2569 } 2570 break; 2571 2572 case 'F': /* file mode */ 2573 FileMode = atooct(val) & 0777; 2574 break; 2575 2576 case 'f': /* save Unix-style From lines on front */ 2577 SaveFrom = atobool(val); 2578 break; 2579 2580 case 'G': /* match recipients against GECOS field */ 2581 MatchGecos = atobool(val); 2582 break; 2583 2584 case 'g': /* default gid */ 2585 g_opt: 2586 if (isascii(*val) && isdigit(*val)) 2587 DefGid = atoi(val); 2588 else 2589 { 2590 register struct group *gr; 2591 2592 DefGid = -1; 2593 gr = getgrnam(val); 2594 if (gr == NULL) 2595 syserr("readcf: option %c: unknown group %s", 2596 opt, val); 2597 else 2598 DefGid = gr->gr_gid; 2599 } 2600 break; 2601 2602 case 'H': /* help file */ 2603 if (val[0] == '\0') 2604 { 2605 SET_OPT_DEFAULT(HelpFile, "helpfile"); 2606 } 2607 else 2608 { 2609 CANONIFY(val); 2610 HelpFile = newstr(val); 2611 } 2612 break; 2613 2614 case 'h': /* maximum hop count */ 2615 MaxHopCount = atoi(val); 2616 break; 2617 2618 case 'I': /* use internet domain name server */ 2619 #if NAMED_BIND 2620 for (p = val; *p != 0; ) 2621 { 2622 bool clearmode; 2623 char *q; 2624 struct resolverflags *rfp; 2625 2626 while (*p == ' ') 2627 p++; 2628 if (*p == '\0') 2629 break; 2630 clearmode = false; 2631 if (*p == '-') 2632 clearmode = true; 2633 else if (*p != '+') 2634 p--; 2635 p++; 2636 q = p; 2637 while (*p != '\0' && !(isascii(*p) && isspace(*p))) 2638 p++; 2639 if (*p != '\0') 2640 *p++ = '\0'; 2641 if (sm_strcasecmp(q, "HasWildcardMX") == 0) 2642 { 2643 HasWildcardMX = !clearmode; 2644 continue; 2645 } 2646 if (sm_strcasecmp(q, "WorkAroundBrokenAAAA") == 0) 2647 { 2648 WorkAroundBrokenAAAA = !clearmode; 2649 continue; 2650 } 2651 for (rfp = ResolverFlags; rfp->rf_name != NULL; rfp++) 2652 { 2653 if (sm_strcasecmp(q, rfp->rf_name) == 0) 2654 break; 2655 } 2656 if (rfp->rf_name == NULL) 2657 syserr("readcf: I option value %s unrecognized", q); 2658 else if (clearmode) 2659 _res.options &= ~rfp->rf_bits; 2660 else 2661 _res.options |= rfp->rf_bits; 2662 } 2663 if (tTd(8, 2)) 2664 sm_dprintf("_res.options = %x, HasWildcardMX = %d\n", 2665 (unsigned int) _res.options, HasWildcardMX); 2666 #else /* NAMED_BIND */ 2667 usrerr("name server (I option) specified but BIND not compiled in"); 2668 #endif /* NAMED_BIND */ 2669 break; 2670 2671 case 'i': /* ignore dot lines in message */ 2672 IgnrDot = atobool(val); 2673 break; 2674 2675 case 'j': /* send errors in MIME (RFC 1341) format */ 2676 SendMIMEErrors = atobool(val); 2677 break; 2678 2679 case 'J': /* .forward search path */ 2680 CANONIFY(val); 2681 ForwardPath = newstr(val); 2682 break; 2683 2684 case 'k': /* connection cache size */ 2685 MaxMciCache = atoi(val); 2686 if (MaxMciCache < 0) 2687 MaxMciCache = 0; 2688 break; 2689 2690 case 'K': /* connection cache timeout */ 2691 MciCacheTimeout = convtime(val, 'm'); 2692 break; 2693 2694 case 'l': /* use Errors-To: header */ 2695 UseErrorsTo = atobool(val); 2696 break; 2697 2698 case 'L': /* log level */ 2699 if (safe || LogLevel < atoi(val)) 2700 LogLevel = atoi(val); 2701 break; 2702 2703 case 'M': /* define macro */ 2704 sticky = false; 2705 mid = macid_parse(val, &ep); 2706 if (mid == 0) 2707 break; 2708 p = newstr(ep); 2709 if (!safe) 2710 cleanstrcpy(p, p, strlen(p) + 1); 2711 macdefine(&CurEnv->e_macro, A_TEMP, mid, p); 2712 break; 2713 2714 case 'm': /* send to me too */ 2715 MeToo = atobool(val); 2716 break; 2717 2718 case 'n': /* validate RHS in newaliases */ 2719 CheckAliases = atobool(val); 2720 break; 2721 2722 /* 'N' available -- was "net name" */ 2723 2724 case 'O': /* daemon options */ 2725 if (!setdaemonoptions(val)) 2726 syserr("too many daemons defined (%d max)", MAXDAEMONS); 2727 break; 2728 2729 case 'o': /* assume old style headers */ 2730 if (atobool(val)) 2731 CurEnv->e_flags |= EF_OLDSTYLE; 2732 else 2733 CurEnv->e_flags &= ~EF_OLDSTYLE; 2734 break; 2735 2736 case 'p': /* select privacy level */ 2737 p = val; 2738 for (;;) 2739 { 2740 register struct prival *pv; 2741 extern struct prival PrivacyValues[]; 2742 2743 while (isascii(*p) && (isspace(*p) || ispunct(*p))) 2744 p++; 2745 if (*p == '\0') 2746 break; 2747 val = p; 2748 while (isascii(*p) && isalnum(*p)) 2749 p++; 2750 if (*p != '\0') 2751 *p++ = '\0'; 2752 2753 for (pv = PrivacyValues; pv->pv_name != NULL; pv++) 2754 { 2755 if (sm_strcasecmp(val, pv->pv_name) == 0) 2756 break; 2757 } 2758 if (pv->pv_name == NULL) 2759 syserr("readcf: Op line: %s unrecognized", val); 2760 else 2761 PrivacyFlags |= pv->pv_flag; 2762 } 2763 sticky = false; 2764 break; 2765 2766 case 'P': /* postmaster copy address for returned mail */ 2767 PostMasterCopy = newstr(val); 2768 break; 2769 2770 case 'q': /* slope of queue only function */ 2771 QueueFactor = atoi(val); 2772 break; 2773 2774 case 'Q': /* queue directory */ 2775 if (val[0] == '\0') 2776 { 2777 QueueDir = "mqueue"; 2778 } 2779 else 2780 { 2781 QueueDir = newstr(val); 2782 } 2783 if (RealUid != 0 && !safe) 2784 Warn_Q_option = true; 2785 break; 2786 2787 case 'R': /* don't prune routes */ 2788 DontPruneRoutes = atobool(val); 2789 break; 2790 2791 case 'r': /* read timeout */ 2792 if (subopt == NULL) 2793 inittimeouts(val, sticky); 2794 else 2795 settimeout(subopt, val, sticky); 2796 break; 2797 2798 case 'S': /* status file */ 2799 if (val[0] == '\0') 2800 { 2801 SET_OPT_DEFAULT(StatFile, "statistics"); 2802 } 2803 else 2804 { 2805 CANONIFY(val); 2806 StatFile = newstr(val); 2807 } 2808 break; 2809 2810 case 's': /* be super safe, even if expensive */ 2811 if (tolower(*val) == 'i') 2812 SuperSafe = SAFE_INTERACTIVE; 2813 else if (tolower(*val) == 'p') 2814 #if MILTER 2815 SuperSafe = SAFE_REALLY_POSTMILTER; 2816 #else /* MILTER */ 2817 (void) sm_io_fprintf(smioout, SM_TIME_DEFAULT, 2818 "Warning: SuperSafe=PostMilter requires Milter support (-DMILTER)\n"); 2819 #endif /* MILTER */ 2820 else 2821 SuperSafe = atobool(val) ? SAFE_REALLY : SAFE_NO; 2822 break; 2823 2824 case 'T': /* queue timeout */ 2825 p = strchr(val, '/'); 2826 if (p != NULL) 2827 { 2828 *p++ = '\0'; 2829 settimeout("queuewarn", p, sticky); 2830 } 2831 settimeout("queuereturn", val, sticky); 2832 break; 2833 2834 case 't': /* time zone name */ 2835 TimeZoneSpec = newstr(val); 2836 break; 2837 2838 case 'U': /* location of user database */ 2839 UdbSpec = newstr(val); 2840 break; 2841 2842 case 'u': /* set default uid */ 2843 for (p = val; *p != '\0'; p++) 2844 { 2845 # if _FFR_DOTTED_USERNAMES 2846 if (*p == '/' || *p == ':') 2847 # else /* _FFR_DOTTED_USERNAMES */ 2848 if (*p == '.' || *p == '/' || *p == ':') 2849 # endif /* _FFR_DOTTED_USERNAMES */ 2850 { 2851 *p++ = '\0'; 2852 break; 2853 } 2854 } 2855 if (isascii(*val) && isdigit(*val)) 2856 { 2857 DefUid = atoi(val); 2858 setdefuser(); 2859 } 2860 else 2861 { 2862 register struct passwd *pw; 2863 2864 DefUid = -1; 2865 pw = sm_getpwnam(val); 2866 if (pw == NULL) 2867 { 2868 syserr("readcf: option u: unknown user %s", val); 2869 break; 2870 } 2871 else 2872 { 2873 DefUid = pw->pw_uid; 2874 DefGid = pw->pw_gid; 2875 DefUser = newstr(pw->pw_name); 2876 } 2877 } 2878 2879 # ifdef UID_MAX 2880 if (DefUid > UID_MAX) 2881 { 2882 syserr("readcf: option u: uid value (%ld) > UID_MAX (%ld); ignored", 2883 (long)DefUid, (long)UID_MAX); 2884 break; 2885 } 2886 # endif /* UID_MAX */ 2887 2888 /* handle the group if it is there */ 2889 if (*p == '\0') 2890 break; 2891 val = p; 2892 goto g_opt; 2893 2894 case 'V': /* fallback MX host */ 2895 if (val[0] != '\0') 2896 FallbackMX = newstr(val); 2897 break; 2898 2899 case 'v': /* run in verbose mode */ 2900 Verbose = atobool(val) ? 1 : 0; 2901 break; 2902 2903 case 'w': /* if we are best MX, try host directly */ 2904 TryNullMXList = atobool(val); 2905 break; 2906 2907 /* 'W' available -- was wizard password */ 2908 2909 case 'x': /* load avg at which to auto-queue msgs */ 2910 QueueLA = atoi(val); 2911 break; 2912 2913 case 'X': /* load avg at which to auto-reject connections */ 2914 RefuseLA = atoi(val); 2915 break; 2916 2917 case O_DELAY_LA: /* load avg at which to delay connections */ 2918 DelayLA = atoi(val); 2919 break; 2920 2921 case 'y': /* work recipient factor */ 2922 WkRecipFact = atoi(val); 2923 break; 2924 2925 case 'Y': /* fork jobs during queue runs */ 2926 ForkQueueRuns = atobool(val); 2927 break; 2928 2929 case 'z': /* work message class factor */ 2930 WkClassFact = atoi(val); 2931 break; 2932 2933 case 'Z': /* work time factor */ 2934 WkTimeFact = atoi(val); 2935 break; 2936 2937 2938 #if _FFR_QUEUE_GROUP_SORTORDER 2939 /* coordinate this with makequeue() */ 2940 #endif /* _FFR_QUEUE_GROUP_SORTORDER */ 2941 case O_QUEUESORTORD: /* queue sorting order */ 2942 switch (*val) 2943 { 2944 case 'f': /* File Name */ 2945 case 'F': 2946 QueueSortOrder = QSO_BYFILENAME; 2947 break; 2948 2949 case 'h': /* Host first */ 2950 case 'H': 2951 QueueSortOrder = QSO_BYHOST; 2952 break; 2953 2954 case 'm': /* Modification time */ 2955 case 'M': 2956 QueueSortOrder = QSO_BYMODTIME; 2957 break; 2958 2959 case 'p': /* Priority order */ 2960 case 'P': 2961 QueueSortOrder = QSO_BYPRIORITY; 2962 break; 2963 2964 case 't': /* Submission time */ 2965 case 'T': 2966 QueueSortOrder = QSO_BYTIME; 2967 break; 2968 2969 case 'r': /* Random */ 2970 case 'R': 2971 QueueSortOrder = QSO_RANDOM; 2972 break; 2973 2974 #if _FFR_RHS 2975 case 's': /* Shuffled host name */ 2976 case 'S': 2977 QueueSortOrder = QSO_BYSHUFFLE; 2978 break; 2979 #endif /* _FFR_RHS */ 2980 2981 case 'n': /* none */ 2982 case 'N': 2983 QueueSortOrder = QSO_NONE; 2984 break; 2985 2986 default: 2987 syserr("Invalid queue sort order \"%s\"", val); 2988 } 2989 break; 2990 2991 case O_HOSTSFILE: /* pathname of /etc/hosts file */ 2992 CANONIFY(val); 2993 HostsFile = newstr(val); 2994 break; 2995 2996 case O_MQA: /* minimum queue age between deliveries */ 2997 MinQueueAge = convtime(val, 'm'); 2998 break; 2999 3000 case O_DEFCHARSET: /* default character set for mimefying */ 3001 DefaultCharSet = newstr(denlstring(val, true, true)); 3002 break; 3003 3004 case O_SSFILE: /* service switch file */ 3005 CANONIFY(val); 3006 ServiceSwitchFile = newstr(val); 3007 break; 3008 3009 case O_DIALDELAY: /* delay for dial-on-demand operation */ 3010 DialDelay = convtime(val, 's'); 3011 break; 3012 3013 case O_NORCPTACTION: /* what to do if no recipient */ 3014 if (sm_strcasecmp(val, "none") == 0) 3015 NoRecipientAction = NRA_NO_ACTION; 3016 else if (sm_strcasecmp(val, "add-to") == 0) 3017 NoRecipientAction = NRA_ADD_TO; 3018 else if (sm_strcasecmp(val, "add-apparently-to") == 0) 3019 NoRecipientAction = NRA_ADD_APPARENTLY_TO; 3020 else if (sm_strcasecmp(val, "add-bcc") == 0) 3021 NoRecipientAction = NRA_ADD_BCC; 3022 else if (sm_strcasecmp(val, "add-to-undisclosed") == 0) 3023 NoRecipientAction = NRA_ADD_TO_UNDISCLOSED; 3024 else 3025 syserr("Invalid NoRecipientAction: %s", val); 3026 break; 3027 3028 case O_SAFEFILEENV: /* chroot() environ for writing to files */ 3029 if (*val == '\0') 3030 break; 3031 3032 /* strip trailing slashes */ 3033 p = val + strlen(val) - 1; 3034 while (p >= val && *p == '/') 3035 *p-- = '\0'; 3036 3037 if (*val == '\0') 3038 break; 3039 3040 SafeFileEnv = newstr(val); 3041 break; 3042 3043 case O_MAXMSGSIZE: /* maximum message size */ 3044 MaxMessageSize = atol(val); 3045 break; 3046 3047 case O_COLONOKINADDR: /* old style handling of colon addresses */ 3048 ColonOkInAddr = atobool(val); 3049 break; 3050 3051 case O_MAXQUEUERUN: /* max # of jobs in a single queue run */ 3052 MaxQueueRun = atoi(val); 3053 break; 3054 3055 case O_MAXCHILDREN: /* max # of children of daemon */ 3056 MaxChildren = atoi(val); 3057 break; 3058 3059 case O_MAXQUEUECHILDREN: /* max # of children of daemon */ 3060 MaxQueueChildren = atoi(val); 3061 break; 3062 3063 case O_MAXRUNNERSPERQUEUE: /* max # runners in a queue group */ 3064 MaxRunnersPerQueue = atoi(val); 3065 break; 3066 3067 case O_NICEQUEUERUN: /* nice queue runs */ 3068 #if !HASNICE 3069 (void) sm_io_fprintf(smioout, SM_TIME_DEFAULT, 3070 "Warning: NiceQueueRun set on system that doesn't support nice()\n"); 3071 #endif /* !HASNICE */ 3072 3073 /* XXX do we want to check the range? > 0 ? */ 3074 NiceQueueRun = atoi(val); 3075 break; 3076 3077 case O_SHMKEY: /* shared memory key */ 3078 #if SM_CONF_SHM 3079 ShmKey = atol(val); 3080 #else /* SM_CONF_SHM */ 3081 (void) sm_io_fprintf(smioout, SM_TIME_DEFAULT, 3082 "Warning: Option: %s requires shared memory support (-DSM_CONF_SHM)\n", 3083 OPTNAME); 3084 #endif /* SM_CONF_SHM */ 3085 break; 3086 3087 case O_SHMKEYFILE: /* shared memory key file */ 3088 #if SM_CONF_SHM 3089 SET_STRING_EXP(ShmKeyFile); 3090 #else /* SM_CONF_SHM */ 3091 (void) sm_io_fprintf(smioout, SM_TIME_DEFAULT, 3092 "Warning: Option: %s requires shared memory support (-DSM_CONF_SHM)\n", 3093 OPTNAME); 3094 break; 3095 #endif /* SM_CONF_SHM */ 3096 3097 #if _FFR_MAX_FORWARD_ENTRIES 3098 case O_MAXFORWARD: /* max # of forward entries */ 3099 MaxForwardEntries = atoi(val); 3100 break; 3101 #endif /* _FFR_MAX_FORWARD_ENTRIES */ 3102 3103 case O_KEEPCNAMES: /* don't expand CNAME records */ 3104 DontExpandCnames = atobool(val); 3105 break; 3106 3107 case O_MUSTQUOTE: /* must quote these characters in phrases */ 3108 (void) sm_strlcpy(buf, "@,;:\\()[]", sizeof(buf)); 3109 if (strlen(val) < sizeof(buf) - 10) 3110 (void) sm_strlcat(buf, val, sizeof(buf)); 3111 else 3112 (void) sm_io_fprintf(smioout, SM_TIME_DEFAULT, 3113 "Warning: MustQuoteChars too long, ignored.\n"); 3114 MustQuoteChars = newstr(buf); 3115 break; 3116 3117 case O_SMTPGREETING: /* SMTP greeting message (old $e macro) */ 3118 SmtpGreeting = newstr(munchstring(val, NULL, '\0')); 3119 break; 3120 3121 case O_UNIXFROM: /* UNIX From_ line (old $l macro) */ 3122 UnixFromLine = newstr(munchstring(val, NULL, '\0')); 3123 break; 3124 3125 case O_OPCHARS: /* operator characters (old $o macro) */ 3126 if (OperatorChars != NULL) 3127 (void) sm_io_fprintf(smioout, SM_TIME_DEFAULT, 3128 "Warning: OperatorChars is being redefined.\n It should only be set before ruleset definitions.\n"); 3129 OperatorChars = newstr(munchstring(val, NULL, '\0')); 3130 break; 3131 3132 case O_DONTINITGRPS: /* don't call initgroups(3) */ 3133 DontInitGroups = atobool(val); 3134 break; 3135 3136 case O_SLFH: /* make sure from fits on one line */ 3137 SingleLineFromHeader = atobool(val); 3138 break; 3139 3140 case O_ABH: /* allow HELO commands with syntax errors */ 3141 AllowBogusHELO = atobool(val); 3142 break; 3143 3144 case O_CONNTHROT: /* connection rate throttle */ 3145 ConnRateThrottle = atoi(val); 3146 break; 3147 3148 case O_UGW: /* group writable files are unsafe */ 3149 if (!atobool(val)) 3150 { 3151 setbitn(DBS_GROUPWRITABLEFORWARDFILESAFE, 3152 DontBlameSendmail); 3153 setbitn(DBS_GROUPWRITABLEINCLUDEFILESAFE, 3154 DontBlameSendmail); 3155 } 3156 break; 3157 3158 case O_DBLBOUNCE: /* address to which to send double bounces */ 3159 DoubleBounceAddr = newstr(val); 3160 break; 3161 3162 case O_HSDIR: /* persistent host status directory */ 3163 if (val[0] != '\0') 3164 { 3165 CANONIFY(val); 3166 HostStatDir = newstr(val); 3167 } 3168 break; 3169 3170 case O_SINGTHREAD: /* single thread deliveries (requires hsdir) */ 3171 SingleThreadDelivery = atobool(val); 3172 break; 3173 3174 case O_RUNASUSER: /* run bulk of code as this user */ 3175 for (p = val; *p != '\0'; p++) 3176 { 3177 # if _FFR_DOTTED_USERNAMES 3178 if (*p == '/' || *p == ':') 3179 # else /* _FFR_DOTTED_USERNAMES */ 3180 if (*p == '.' || *p == '/' || *p == ':') 3181 # endif /* _FFR_DOTTED_USERNAMES */ 3182 { 3183 *p++ = '\0'; 3184 break; 3185 } 3186 } 3187 if (isascii(*val) && isdigit(*val)) 3188 { 3189 if (can_setuid) 3190 RunAsUid = atoi(val); 3191 } 3192 else 3193 { 3194 register struct passwd *pw; 3195 3196 pw = sm_getpwnam(val); 3197 if (pw == NULL) 3198 { 3199 syserr("readcf: option RunAsUser: unknown user %s", val); 3200 break; 3201 } 3202 else if (can_setuid) 3203 { 3204 if (*p == '\0') 3205 RunAsUserName = newstr(val); 3206 RunAsUid = pw->pw_uid; 3207 RunAsGid = pw->pw_gid; 3208 } 3209 else if (EffGid == pw->pw_gid) 3210 RunAsGid = pw->pw_gid; 3211 else if (UseMSP && *p == '\0') 3212 (void) sm_io_fprintf(smioout, SM_TIME_DEFAULT, 3213 "WARNING: RunAsUser for MSP ignored, check group ids (egid=%d, want=%d)\n", 3214 (int) EffGid, 3215 (int) pw->pw_gid); 3216 } 3217 # ifdef UID_MAX 3218 if (RunAsUid > UID_MAX) 3219 { 3220 syserr("readcf: option RunAsUser: uid value (%ld) > UID_MAX (%ld); ignored", 3221 (long) RunAsUid, (long) UID_MAX); 3222 break; 3223 } 3224 # endif /* UID_MAX */ 3225 if (*p != '\0') 3226 { 3227 if (isascii(*p) && isdigit(*p)) 3228 { 3229 gid_t runasgid; 3230 3231 runasgid = (gid_t) atoi(p); 3232 if (can_setuid || EffGid == runasgid) 3233 RunAsGid = runasgid; 3234 else if (UseMSP) 3235 (void) sm_io_fprintf(smioout, 3236 SM_TIME_DEFAULT, 3237 "WARNING: RunAsUser for MSP ignored, check group ids (egid=%d, want=%d)\n", 3238 (int) EffGid, 3239 (int) runasgid); 3240 } 3241 else 3242 { 3243 register struct group *gr; 3244 3245 gr = getgrnam(p); 3246 if (gr == NULL) 3247 syserr("readcf: option RunAsUser: unknown group %s", 3248 p); 3249 else if (can_setuid || EffGid == gr->gr_gid) 3250 RunAsGid = gr->gr_gid; 3251 else if (UseMSP) 3252 (void) sm_io_fprintf(smioout, 3253 SM_TIME_DEFAULT, 3254 "WARNING: RunAsUser for MSP ignored, check group ids (egid=%d, want=%d)\n", 3255 (int) EffGid, 3256 (int) gr->gr_gid); 3257 } 3258 } 3259 if (tTd(47, 5)) 3260 sm_dprintf("readcf: RunAsUser = %d:%d\n", 3261 (int) RunAsUid, (int) RunAsGid); 3262 break; 3263 3264 case O_DSN_RRT: 3265 RrtImpliesDsn = atobool(val); 3266 break; 3267 3268 case O_PIDFILE: 3269 PSTRSET(PidFile, val); 3270 break; 3271 3272 case O_DONTBLAMESENDMAIL: 3273 p = val; 3274 for (;;) 3275 { 3276 register struct dbsval *dbs; 3277 extern struct dbsval DontBlameSendmailValues[]; 3278 3279 while (isascii(*p) && (isspace(*p) || ispunct(*p))) 3280 p++; 3281 if (*p == '\0') 3282 break; 3283 val = p; 3284 while (isascii(*p) && isalnum(*p)) 3285 p++; 3286 if (*p != '\0') 3287 *p++ = '\0'; 3288 3289 for (dbs = DontBlameSendmailValues; 3290 dbs->dbs_name != NULL; dbs++) 3291 { 3292 if (sm_strcasecmp(val, dbs->dbs_name) == 0) 3293 break; 3294 } 3295 if (dbs->dbs_name == NULL) 3296 syserr("readcf: DontBlameSendmail option: %s unrecognized", val); 3297 else if (dbs->dbs_flag == DBS_SAFE) 3298 clrbitmap(DontBlameSendmail); 3299 else 3300 setbitn(dbs->dbs_flag, DontBlameSendmail); 3301 } 3302 sticky = false; 3303 break; 3304 3305 case O_DPI: 3306 if (sm_strcasecmp(val, "loopback") == 0) 3307 DontProbeInterfaces = DPI_SKIPLOOPBACK; 3308 else if (atobool(val)) 3309 DontProbeInterfaces = DPI_PROBENONE; 3310 else 3311 DontProbeInterfaces = DPI_PROBEALL; 3312 break; 3313 3314 case O_MAXRCPT: 3315 MaxRcptPerMsg = atoi(val); 3316 break; 3317 3318 case O_RCPTTHROT: 3319 BadRcptThrottle = atoi(val); 3320 break; 3321 3322 case O_DEADLETTER: 3323 CANONIFY(val); 3324 PSTRSET(DeadLetterDrop, val); 3325 break; 3326 3327 #if _FFR_DONTLOCKFILESFORREAD_OPTION 3328 case O_DONTLOCK: 3329 DontLockReadFiles = atobool(val); 3330 break; 3331 #endif /* _FFR_DONTLOCKFILESFORREAD_OPTION */ 3332 3333 case O_MAXALIASRCSN: 3334 MaxAliasRecursion = atoi(val); 3335 break; 3336 3337 case O_CNCTONLYTO: 3338 /* XXX should probably use gethostbyname */ 3339 #if NETINET || NETINET6 3340 ConnectOnlyTo.sa.sa_family = AF_UNSPEC; 3341 # if NETINET6 3342 if (anynet_pton(AF_INET6, val, 3343 &ConnectOnlyTo.sin6.sin6_addr) != 1) 3344 ConnectOnlyTo.sa.sa_family = AF_INET6; 3345 else 3346 # endif /* NETINET6 */ 3347 # if NETINET 3348 { 3349 ConnectOnlyTo.sin.sin_addr.s_addr = inet_addr(val); 3350 if (ConnectOnlyTo.sin.sin_addr.s_addr != INADDR_NONE) 3351 ConnectOnlyTo.sa.sa_family = AF_INET; 3352 } 3353 3354 # endif /* NETINET */ 3355 if (ConnectOnlyTo.sa.sa_family == AF_UNSPEC) 3356 { 3357 syserr("readcf: option ConnectOnlyTo: invalid IP address %s", 3358 val); 3359 break; 3360 } 3361 #endif /* NETINET || NETINET6 */ 3362 break; 3363 3364 case O_TRUSTUSER: 3365 # if !HASFCHOWN && !defined(_FFR_DROP_TRUSTUSER_WARNING) 3366 if (!UseMSP) 3367 (void) sm_io_fprintf(smioout, SM_TIME_DEFAULT, 3368 "readcf: option TrustedUser may cause problems on systems\n which do not support fchown() if UseMSP is not set.\n"); 3369 # endif /* !HASFCHOWN && !defined(_FFR_DROP_TRUSTUSER_WARNING) */ 3370 if (isascii(*val) && isdigit(*val)) 3371 TrustedUid = atoi(val); 3372 else 3373 { 3374 register struct passwd *pw; 3375 3376 TrustedUid = 0; 3377 pw = sm_getpwnam(val); 3378 if (pw == NULL) 3379 { 3380 syserr("readcf: option TrustedUser: unknown user %s", val); 3381 break; 3382 } 3383 else 3384 TrustedUid = pw->pw_uid; 3385 } 3386 3387 # ifdef UID_MAX 3388 if (TrustedUid > UID_MAX) 3389 { 3390 syserr("readcf: option TrustedUser: uid value (%ld) > UID_MAX (%ld)", 3391 (long) TrustedUid, (long) UID_MAX); 3392 TrustedUid = 0; 3393 } 3394 # endif /* UID_MAX */ 3395 break; 3396 3397 case O_MAXMIMEHDRLEN: 3398 p = strchr(val, '/'); 3399 if (p != NULL) 3400 *p++ = '\0'; 3401 MaxMimeHeaderLength = atoi(val); 3402 if (p != NULL && *p != '\0') 3403 MaxMimeFieldLength = atoi(p); 3404 else 3405 MaxMimeFieldLength = MaxMimeHeaderLength / 2; 3406 3407 if (MaxMimeHeaderLength <= 0) 3408 MaxMimeHeaderLength = 0; 3409 else if (MaxMimeHeaderLength < 128) 3410 (void) sm_io_fprintf(smioout, SM_TIME_DEFAULT, 3411 "Warning: MaxMimeHeaderLength: header length limit set lower than 128\n"); 3412 3413 if (MaxMimeFieldLength <= 0) 3414 MaxMimeFieldLength = 0; 3415 else if (MaxMimeFieldLength < 40) 3416 (void) sm_io_fprintf(smioout, SM_TIME_DEFAULT, 3417 "Warning: MaxMimeHeaderLength: field length limit set lower than 40\n"); 3418 3419 /* 3420 ** Headers field values now include leading space, so let's 3421 ** adjust the values to be "backward compatible". 3422 */ 3423 3424 if (MaxMimeHeaderLength > 0) 3425 MaxMimeHeaderLength++; 3426 if (MaxMimeFieldLength > 0) 3427 MaxMimeFieldLength++; 3428 break; 3429 3430 case O_CONTROLSOCKET: 3431 PSTRSET(ControlSocketName, val); 3432 break; 3433 3434 case O_MAXHDRSLEN: 3435 MaxHeadersLength = atoi(val); 3436 3437 if (MaxHeadersLength > 0 && 3438 MaxHeadersLength < (MAXHDRSLEN / 2)) 3439 (void) sm_io_fprintf(smioout, SM_TIME_DEFAULT, 3440 "Warning: MaxHeadersLength: headers length limit set lower than %d\n", 3441 (MAXHDRSLEN / 2)); 3442 break; 3443 3444 case O_PROCTITLEPREFIX: 3445 PSTRSET(ProcTitlePrefix, val); 3446 break; 3447 3448 #if SASL 3449 case O_SASLINFO: 3450 # if _FFR_ALLOW_SASLINFO 3451 /* 3452 ** Allow users to select their own authinfo file 3453 ** under certain circumstances, otherwise just ignore 3454 ** the option. If the option isn't ignored, several 3455 ** commands don't work very well, e.g., mailq. 3456 ** However, this is not a "perfect" solution. 3457 ** If mail is queued, the authentication info 3458 ** will not be used in subsequent delivery attempts. 3459 ** If we really want to support this, then it has 3460 ** to be stored in the queue file. 3461 */ 3462 if (!bitset(SUBMIT_MSA, SubmitMode) && RealUid != 0 && 3463 RunAsUid != RealUid) 3464 break; 3465 # endif /* _FFR_ALLOW_SASLINFO */ 3466 PSTRSET(SASLInfo, val); 3467 break; 3468 3469 case O_SASLMECH: 3470 if (AuthMechanisms != NULL) 3471 sm_free(AuthMechanisms); /* XXX */ 3472 if (*val != '\0') 3473 AuthMechanisms = newstr(val); 3474 else 3475 AuthMechanisms = NULL; 3476 break; 3477 3478 case O_SASLREALM: 3479 if (AuthRealm != NULL) 3480 sm_free(AuthRealm); 3481 if (*val != '\0') 3482 AuthRealm = newstr(val); 3483 else 3484 AuthRealm = NULL; 3485 break; 3486 3487 case O_SASLOPTS: 3488 while (val != NULL && *val != '\0') 3489 { 3490 switch (*val) 3491 { 3492 case 'A': 3493 SASLOpts |= SASL_AUTH_AUTH; 3494 break; 3495 3496 case 'a': 3497 SASLOpts |= SASL_SEC_NOACTIVE; 3498 break; 3499 3500 case 'c': 3501 SASLOpts |= SASL_SEC_PASS_CREDENTIALS; 3502 break; 3503 3504 case 'd': 3505 SASLOpts |= SASL_SEC_NODICTIONARY; 3506 break; 3507 3508 case 'f': 3509 SASLOpts |= SASL_SEC_FORWARD_SECRECY; 3510 break; 3511 3512 # if SASL >= 20101 3513 case 'm': 3514 SASLOpts |= SASL_SEC_MUTUAL_AUTH; 3515 break; 3516 # endif /* SASL >= 20101 */ 3517 3518 case 'p': 3519 SASLOpts |= SASL_SEC_NOPLAINTEXT; 3520 break; 3521 3522 case 'y': 3523 SASLOpts |= SASL_SEC_NOANONYMOUS; 3524 break; 3525 3526 case ' ': /* ignore */ 3527 case '\t': /* ignore */ 3528 case ',': /* ignore */ 3529 break; 3530 3531 default: 3532 (void) sm_io_fprintf(smioout, SM_TIME_DEFAULT, 3533 "Warning: Option: %s unknown parameter '%c'\n", 3534 OPTNAME, 3535 (isascii(*val) && 3536 isprint(*val)) 3537 ? *val : '?'); 3538 break; 3539 } 3540 ++val; 3541 val = strpbrk(val, ", \t"); 3542 if (val != NULL) 3543 ++val; 3544 } 3545 break; 3546 3547 case O_SASLBITS: 3548 MaxSLBits = atoi(val); 3549 break; 3550 3551 #else /* SASL */ 3552 case O_SASLINFO: 3553 case O_SASLMECH: 3554 case O_SASLREALM: 3555 case O_SASLOPTS: 3556 case O_SASLBITS: 3557 (void) sm_io_fprintf(smioout, SM_TIME_DEFAULT, 3558 "Warning: Option: %s requires SASL support (-DSASL)\n", 3559 OPTNAME); 3560 break; 3561 #endif /* SASL */ 3562 3563 #if STARTTLS 3564 case O_SRVCERTFILE: 3565 SET_STRING_EXP(SrvCertFile); 3566 case O_SRVKEYFILE: 3567 SET_STRING_EXP(SrvKeyFile); 3568 case O_CLTCERTFILE: 3569 SET_STRING_EXP(CltCertFile); 3570 case O_CLTKEYFILE: 3571 SET_STRING_EXP(CltKeyFile); 3572 case O_CACERTFILE: 3573 SET_STRING_EXP(CACertFile); 3574 case O_CACERTPATH: 3575 SET_STRING_EXP(CACertPath); 3576 case O_DHPARAMS: 3577 SET_STRING_EXP(DHParams); 3578 # if _FFR_TLS_1 3579 case O_DHPARAMS5: 3580 SET_STRING_EXP(DHParams5); 3581 case O_CIPHERLIST: 3582 SET_STRING_EXP(CipherList); 3583 # endif /* _FFR_TLS_1 */ 3584 case O_CRLFILE: 3585 # if OPENSSL_VERSION_NUMBER > 0x00907000L 3586 SET_STRING_EXP(CRLFile); 3587 # else /* OPENSSL_VERSION_NUMBER > 0x00907000L */ 3588 (void) sm_io_fprintf(smioout, SM_TIME_DEFAULT, 3589 "Warning: Option: %s requires at least OpenSSL 0.9.7\n", 3590 OPTNAME); 3591 break; 3592 # endif /* OPENSSL_VERSION_NUMBER > 0x00907000L */ 3593 3594 # if _FFR_CRLPATH 3595 case O_CRLPATH: 3596 # if OPENSSL_VERSION_NUMBER > 0x00907000L 3597 SET_STRING_EXP(CRLPath); 3598 # else /* OPENSSL_VERSION_NUMBER > 0x00907000L */ 3599 (void) sm_io_fprintf(smioout, SM_TIME_DEFAULT, 3600 "Warning: Option: %s requires at least OpenSSL 0.9.7\n", 3601 OPTNAME); 3602 break; 3603 # endif /* OPENSSL_VERSION_NUMBER > 0x00907000L */ 3604 # endif /* _FFR_CRLPATH */ 3605 3606 /* 3607 ** XXX How about options per daemon/client instead of globally? 3608 ** This doesn't work well for some options, e.g., no server cert, 3609 ** but fine for others. 3610 ** 3611 ** XXX Some people may want different certs per server. 3612 ** 3613 ** See also srvfeatures() 3614 */ 3615 3616 case O_TLS_SRV_OPTS: 3617 while (val != NULL && *val != '\0') 3618 { 3619 switch (*val) 3620 { 3621 case 'V': 3622 TLS_Srv_Opts |= TLS_I_NO_VRFY; 3623 break; 3624 # if _FFR_TLS_1 3625 /* 3626 ** Server without a cert? That works only if 3627 ** AnonDH is enabled as cipher, which is not in the 3628 ** default list. Hence the CipherList option must 3629 ** be available. Moreover: which clients support this 3630 ** besides sendmail with this setting? 3631 */ 3632 3633 case 'C': 3634 TLS_Srv_Opts &= ~TLS_I_SRV_CERT; 3635 break; 3636 # endif /* _FFR_TLS_1 */ 3637 case ' ': /* ignore */ 3638 case '\t': /* ignore */ 3639 case ',': /* ignore */ 3640 break; 3641 default: 3642 (void) sm_io_fprintf(smioout, SM_TIME_DEFAULT, 3643 "Warning: Option: %s unknown parameter '%c'\n", 3644 OPTNAME, 3645 (isascii(*val) && 3646 isprint(*val)) 3647 ? *val : '?'); 3648 break; 3649 } 3650 ++val; 3651 val = strpbrk(val, ", \t"); 3652 if (val != NULL) 3653 ++val; 3654 } 3655 break; 3656 3657 case O_RANDFILE: 3658 PSTRSET(RandFile, val); 3659 break; 3660 3661 #else /* STARTTLS */ 3662 case O_SRVCERTFILE: 3663 case O_SRVKEYFILE: 3664 case O_CLTCERTFILE: 3665 case O_CLTKEYFILE: 3666 case O_CACERTFILE: 3667 case O_CACERTPATH: 3668 case O_DHPARAMS: 3669 # if _FFR_TLS_1 3670 case O_DHPARAMS5: 3671 case O_CIPHERLIST: 3672 # endif /* _FFR_TLS_1 */ 3673 case O_CRLFILE: 3674 # if _FFR_CRLPATH 3675 case O_CRLPATH: 3676 # endif /* _FFR_CRLPATH */ 3677 case O_RANDFILE: 3678 (void) sm_io_fprintf(smioout, SM_TIME_DEFAULT, 3679 "Warning: Option: %s requires TLS support\n", 3680 OPTNAME); 3681 break; 3682 3683 #endif /* STARTTLS */ 3684 3685 case O_CLIENTPORT: 3686 setclientoptions(val); 3687 break; 3688 3689 case O_DF_BUFSIZE: 3690 DataFileBufferSize = atoi(val); 3691 break; 3692 3693 case O_XF_BUFSIZE: 3694 XscriptFileBufferSize = atoi(val); 3695 break; 3696 3697 case O_LDAPDEFAULTSPEC: 3698 #if LDAPMAP 3699 ldapmap_set_defaults(val); 3700 #else /* LDAPMAP */ 3701 (void) sm_io_fprintf(smioout, SM_TIME_DEFAULT, 3702 "Warning: Option: %s requires LDAP support (-DLDAPMAP)\n", 3703 OPTNAME); 3704 #endif /* LDAPMAP */ 3705 break; 3706 3707 case O_INPUTMILTER: 3708 #if MILTER 3709 InputFilterList = newstr(val); 3710 #else /* MILTER */ 3711 (void) sm_io_fprintf(smioout, SM_TIME_DEFAULT, 3712 "Warning: Option: %s requires Milter support (-DMILTER)\n", 3713 OPTNAME); 3714 #endif /* MILTER */ 3715 break; 3716 3717 case O_MILTER: 3718 #if MILTER 3719 milter_set_option(subopt, val, sticky); 3720 #else /* MILTER */ 3721 (void) sm_io_fprintf(smioout, SM_TIME_DEFAULT, 3722 "Warning: Option: %s requires Milter support (-DMILTER)\n", 3723 OPTNAME); 3724 #endif /* MILTER */ 3725 break; 3726 3727 case O_QUEUE_FILE_MODE: /* queue file mode */ 3728 QueueFileMode = atooct(val) & 0777; 3729 break; 3730 3731 case O_DLVR_MIN: /* deliver by minimum time */ 3732 DeliverByMin = convtime(val, 's'); 3733 break; 3734 3735 /* modifiers {daemon_flags} for direct submissions */ 3736 case O_DIRECTSUBMODIFIERS: 3737 { 3738 BITMAP256 m; /* ignored */ 3739 extern ENVELOPE BlankEnvelope; 3740 3741 macdefine(&BlankEnvelope.e_macro, A_PERM, 3742 macid("{daemon_flags}"), 3743 getmodifiers(val, m)); 3744 } 3745 break; 3746 3747 case O_FASTSPLIT: 3748 FastSplit = atoi(val); 3749 break; 3750 3751 case O_MBDB: 3752 Mbdb = newstr(val); 3753 break; 3754 3755 case O_MSQ: 3756 UseMSP = atobool(val); 3757 break; 3758 3759 case O_SOFTBOUNCE: 3760 SoftBounce = atobool(val); 3761 break; 3762 3763 case O_REJECTLOGINTERVAL: /* time btwn log msgs while refusing */ 3764 RejectLogInterval = convtime(val, 'h'); 3765 break; 3766 3767 case O_REQUIRES_DIR_FSYNC: 3768 #if REQUIRES_DIR_FSYNC 3769 RequiresDirfsync = atobool(val); 3770 #else /* REQUIRES_DIR_FSYNC */ 3771 /* silently ignored... required for cf file option */ 3772 #endif /* REQUIRES_DIR_FSYNC */ 3773 break; 3774 3775 case O_CONNECTION_RATE_WINDOW_SIZE: 3776 ConnectionRateWindowSize = convtime(val, 's'); 3777 break; 3778 3779 case O_FALLBACKSMARTHOST: /* fallback smart host */ 3780 if (val[0] != '\0') 3781 FallbackSmartHost = newstr(val); 3782 break; 3783 3784 case O_HELONAME: 3785 HeloName = newstr(val); 3786 break; 3787 3788 #if _FFR_MEMSTAT 3789 case O_REFUSELOWMEM: 3790 RefuseLowMem = atoi(val); 3791 break; 3792 case O_QUEUELOWMEM: 3793 QueueLowMem = atoi(val); 3794 break; 3795 case O_MEMRESOURCE: 3796 MemoryResource = newstr(val); 3797 break; 3798 #endif /* _FFR_MEMSTAT */ 3799 3800 case O_MAXNOOPCOMMANDS: 3801 MaxNOOPCommands = atoi(val); 3802 break; 3803 3804 #if _FFR_MSG_ACCEPT 3805 case O_MSG_ACCEPT: 3806 MessageAccept = newstr(val); 3807 break; 3808 #endif /* _FFR_MSG_ACCEPT */ 3809 3810 #if _FFR_QUEUE_RUN_PARANOIA 3811 case O_CHK_Q_RUNNERS: 3812 CheckQueueRunners = atoi(val); 3813 break; 3814 #endif /* _FFR_QUEUE_RUN_PARANOIA */ 3815 3816 #if _FFR_EIGHT_BIT_ADDR_OK 3817 case O_EIGHT_BIT_ADDR_OK: 3818 EightBitAddrOK = atobool(val); 3819 break; 3820 #endif /* _FFR_EIGHT_BIT_ADDR_OK */ 3821 3822 #if _FFR_ADDR_TYPE_MODES 3823 case O_ADDR_TYPE_MODES: 3824 AddrTypeModes = atobool(val); 3825 break; 3826 #endif /* _FFR_ADDR_TYPE_MODES */ 3827 3828 #if _FFR_BADRCPT_SHUTDOWN 3829 case O_RCPTSHUTD: 3830 BadRcptShutdown = atoi(val); 3831 break; 3832 3833 case O_RCPTSHUTDG: 3834 BadRcptShutdownGood = atoi(val); 3835 break; 3836 #endif /* _FFR_BADRCPT_SHUTDOWN */ 3837 3838 default: 3839 if (tTd(37, 1)) 3840 { 3841 if (isascii(opt) && isprint(opt)) 3842 sm_dprintf("Warning: option %c unknown\n", opt); 3843 else 3844 sm_dprintf("Warning: option 0x%x unknown\n", opt); 3845 } 3846 break; 3847 } 3848 3849 /* 3850 ** Options with suboptions are responsible for taking care 3851 ** of sticky-ness (e.g., that a command line setting is kept 3852 ** when reading in the sendmail.cf file). This has to be done 3853 ** when the suboptions are parsed since each suboption must be 3854 ** sticky, not the root option. 3855 */ 3856 3857 if (sticky && !bitset(OI_SUBOPT, o->o_flags)) 3858 setbitn(opt, StickyOpt); 3859 } 3860 /* 3861 ** SETCLASS -- set a string into a class 3862 ** 3863 ** Parameters: 3864 ** class -- the class to put the string in. 3865 ** str -- the string to enter 3866 ** 3867 ** Returns: 3868 ** none. 3869 ** 3870 ** Side Effects: 3871 ** puts the word into the symbol table. 3872 */ 3873 3874 void 3875 setclass(class, str) 3876 int class; 3877 char *str; 3878 { 3879 register STAB *s; 3880 3881 if ((str[0] & 0377) == MATCHCLASS) 3882 { 3883 int mid; 3884 3885 str++; 3886 mid = macid(str); 3887 if (mid == 0) 3888 return; 3889 3890 if (tTd(37, 8)) 3891 sm_dprintf("setclass(%s, $=%s)\n", 3892 macname(class), macname(mid)); 3893 copy_class(mid, class); 3894 } 3895 else 3896 { 3897 if (tTd(37, 8)) 3898 sm_dprintf("setclass(%s, %s)\n", macname(class), str); 3899 3900 s = stab(str, ST_CLASS, ST_ENTER); 3901 setbitn(bitidx(class), s->s_class); 3902 } 3903 } 3904 /* 3905 ** MAKEMAPENTRY -- create a map entry 3906 ** 3907 ** Parameters: 3908 ** line -- the config file line 3909 ** 3910 ** Returns: 3911 ** A pointer to the map that has been created. 3912 ** NULL if there was a syntax error. 3913 ** 3914 ** Side Effects: 3915 ** Enters the map into the dictionary. 3916 */ 3917 3918 MAP * 3919 makemapentry(line) 3920 char *line; 3921 { 3922 register char *p; 3923 char *mapname; 3924 char *classname; 3925 register STAB *s; 3926 STAB *class; 3927 3928 for (p = line; isascii(*p) && isspace(*p); p++) 3929 continue; 3930 if (!(isascii(*p) && isalnum(*p))) 3931 { 3932 syserr("readcf: config K line: no map name"); 3933 return NULL; 3934 } 3935 3936 mapname = p; 3937 while ((isascii(*++p) && isalnum(*p)) || *p == '_' || *p == '.') 3938 continue; 3939 if (*p != '\0') 3940 *p++ = '\0'; 3941 while (isascii(*p) && isspace(*p)) 3942 p++; 3943 if (!(isascii(*p) && isalnum(*p))) 3944 { 3945 syserr("readcf: config K line, map %s: no map class", mapname); 3946 return NULL; 3947 } 3948 classname = p; 3949 while (isascii(*++p) && isalnum(*p)) 3950 continue; 3951 if (*p != '\0') 3952 *p++ = '\0'; 3953 while (isascii(*p) && isspace(*p)) 3954 p++; 3955 3956 /* look up the class */ 3957 class = stab(classname, ST_MAPCLASS, ST_FIND); 3958 if (class == NULL) 3959 { 3960 syserr("readcf: map %s: class %s not available", mapname, 3961 classname); 3962 return NULL; 3963 } 3964 3965 /* enter the map */ 3966 s = stab(mapname, ST_MAP, ST_ENTER); 3967 s->s_map.map_class = &class->s_mapclass; 3968 s->s_map.map_mname = newstr(mapname); 3969 3970 if (class->s_mapclass.map_parse(&s->s_map, p)) 3971 s->s_map.map_mflags |= MF_VALID; 3972 3973 if (tTd(37, 5)) 3974 { 3975 sm_dprintf("map %s, class %s, flags %lx, file %s,\n", 3976 s->s_map.map_mname, s->s_map.map_class->map_cname, 3977 s->s_map.map_mflags, s->s_map.map_file); 3978 sm_dprintf("\tapp %s, domain %s, rebuild %s\n", 3979 s->s_map.map_app, s->s_map.map_domain, 3980 s->s_map.map_rebuild); 3981 } 3982 return &s->s_map; 3983 } 3984 /* 3985 ** STRTORWSET -- convert string to rewriting set number 3986 ** 3987 ** Parameters: 3988 ** p -- the pointer to the string to decode. 3989 ** endp -- if set, store the trailing delimiter here. 3990 ** stabmode -- ST_ENTER to create this entry, ST_FIND if 3991 ** it must already exist. 3992 ** 3993 ** Returns: 3994 ** The appropriate ruleset number. 3995 ** -1 if it is not valid (error already printed) 3996 */ 3997 3998 int 3999 strtorwset(p, endp, stabmode) 4000 char *p; 4001 char **endp; 4002 int stabmode; 4003 { 4004 int ruleset; 4005 static int nextruleset = MAXRWSETS; 4006 4007 while (isascii(*p) && isspace(*p)) 4008 p++; 4009 if (!isascii(*p)) 4010 { 4011 syserr("invalid ruleset name: \"%.20s\"", p); 4012 return -1; 4013 } 4014 if (isdigit(*p)) 4015 { 4016 ruleset = strtol(p, endp, 10); 4017 if (ruleset >= MAXRWSETS / 2 || ruleset < 0) 4018 { 4019 syserr("bad ruleset %d (%d max)", 4020 ruleset, MAXRWSETS / 2); 4021 ruleset = -1; 4022 } 4023 } 4024 else 4025 { 4026 STAB *s; 4027 char delim; 4028 char *q = NULL; 4029 4030 q = p; 4031 while (*p != '\0' && isascii(*p) && 4032 (isalnum(*p) || *p == '_')) 4033 p++; 4034 if (q == p || !(isascii(*q) && isalpha(*q))) 4035 { 4036 /* no valid characters */ 4037 syserr("invalid ruleset name: \"%.20s\"", q); 4038 return -1; 4039 } 4040 while (isascii(*p) && isspace(*p)) 4041 *p++ = '\0'; 4042 delim = *p; 4043 if (delim != '\0') 4044 *p = '\0'; 4045 s = stab(q, ST_RULESET, stabmode); 4046 if (delim != '\0') 4047 *p = delim; 4048 4049 if (s == NULL) 4050 return -1; 4051 4052 if (stabmode == ST_ENTER && delim == '=') 4053 { 4054 while (isascii(*++p) && isspace(*p)) 4055 continue; 4056 if (!(isascii(*p) && isdigit(*p))) 4057 { 4058 syserr("bad ruleset definition \"%s\" (number required after `=')", q); 4059 ruleset = -1; 4060 } 4061 else 4062 { 4063 ruleset = strtol(p, endp, 10); 4064 if (ruleset >= MAXRWSETS / 2 || ruleset < 0) 4065 { 4066 syserr("bad ruleset number %d in \"%s\" (%d max)", 4067 ruleset, q, MAXRWSETS / 2); 4068 ruleset = -1; 4069 } 4070 } 4071 } 4072 else 4073 { 4074 if (endp != NULL) 4075 *endp = p; 4076 if (s->s_ruleset >= 0) 4077 ruleset = s->s_ruleset; 4078 else if ((ruleset = --nextruleset) < MAXRWSETS / 2) 4079 { 4080 syserr("%s: too many named rulesets (%d max)", 4081 q, MAXRWSETS / 2); 4082 ruleset = -1; 4083 } 4084 } 4085 if (s->s_ruleset >= 0 && 4086 ruleset >= 0 && 4087 ruleset != s->s_ruleset) 4088 { 4089 syserr("%s: ruleset changed value (old %d, new %d)", 4090 q, s->s_ruleset, ruleset); 4091 ruleset = s->s_ruleset; 4092 } 4093 else if (ruleset >= 0) 4094 { 4095 s->s_ruleset = ruleset; 4096 } 4097 if (stabmode == ST_ENTER && ruleset >= 0) 4098 { 4099 char *h = NULL; 4100 4101 if (RuleSetNames[ruleset] != NULL) 4102 sm_free(RuleSetNames[ruleset]); /* XXX */ 4103 if (delim != '\0' && (h = strchr(q, delim)) != NULL) 4104 *h = '\0'; 4105 RuleSetNames[ruleset] = newstr(q); 4106 if (delim == '/' && h != NULL) 4107 *h = delim; /* put back delim */ 4108 } 4109 } 4110 return ruleset; 4111 } 4112 /* 4113 ** SETTIMEOUT -- set an individual timeout 4114 ** 4115 ** Parameters: 4116 ** name -- the name of the timeout. 4117 ** val -- the value of the timeout. 4118 ** sticky -- if set, don't let other setoptions override 4119 ** this value. 4120 ** 4121 ** Returns: 4122 ** none. 4123 */ 4124 4125 /* set if Timeout sub-option is stuck */ 4126 static BITMAP256 StickyTimeoutOpt; 4127 4128 static struct timeoutinfo 4129 { 4130 char *to_name; /* long name of timeout */ 4131 unsigned char to_code; /* code for option */ 4132 } TimeOutTab[] = 4133 { 4134 #define TO_INITIAL 0x01 4135 { "initial", TO_INITIAL }, 4136 #define TO_MAIL 0x02 4137 { "mail", TO_MAIL }, 4138 #define TO_RCPT 0x03 4139 { "rcpt", TO_RCPT }, 4140 #define TO_DATAINIT 0x04 4141 { "datainit", TO_DATAINIT }, 4142 #define TO_DATABLOCK 0x05 4143 { "datablock", TO_DATABLOCK }, 4144 #define TO_DATAFINAL 0x06 4145 { "datafinal", TO_DATAFINAL }, 4146 #define TO_COMMAND 0x07 4147 { "command", TO_COMMAND }, 4148 #define TO_RSET 0x08 4149 { "rset", TO_RSET }, 4150 #define TO_HELO 0x09 4151 { "helo", TO_HELO }, 4152 #define TO_QUIT 0x0A 4153 { "quit", TO_QUIT }, 4154 #define TO_MISC 0x0B 4155 { "misc", TO_MISC }, 4156 #define TO_IDENT 0x0C 4157 { "ident", TO_IDENT }, 4158 #define TO_FILEOPEN 0x0D 4159 { "fileopen", TO_FILEOPEN }, 4160 #define TO_CONNECT 0x0E 4161 { "connect", TO_CONNECT }, 4162 #define TO_ICONNECT 0x0F 4163 { "iconnect", TO_ICONNECT }, 4164 #define TO_QUEUEWARN 0x10 4165 { "queuewarn", TO_QUEUEWARN }, 4166 { "queuewarn.*", TO_QUEUEWARN }, 4167 #define TO_QUEUEWARN_NORMAL 0x11 4168 { "queuewarn.normal", TO_QUEUEWARN_NORMAL }, 4169 #define TO_QUEUEWARN_URGENT 0x12 4170 { "queuewarn.urgent", TO_QUEUEWARN_URGENT }, 4171 #define TO_QUEUEWARN_NON_URGENT 0x13 4172 { "queuewarn.non-urgent", TO_QUEUEWARN_NON_URGENT }, 4173 #define TO_QUEUERETURN 0x14 4174 { "queuereturn", TO_QUEUERETURN }, 4175 { "queuereturn.*", TO_QUEUERETURN }, 4176 #define TO_QUEUERETURN_NORMAL 0x15 4177 { "queuereturn.normal", TO_QUEUERETURN_NORMAL }, 4178 #define TO_QUEUERETURN_URGENT 0x16 4179 { "queuereturn.urgent", TO_QUEUERETURN_URGENT }, 4180 #define TO_QUEUERETURN_NON_URGENT 0x17 4181 { "queuereturn.non-urgent", TO_QUEUERETURN_NON_URGENT }, 4182 #define TO_HOSTSTATUS 0x18 4183 { "hoststatus", TO_HOSTSTATUS }, 4184 #define TO_RESOLVER_RETRANS 0x19 4185 { "resolver.retrans", TO_RESOLVER_RETRANS }, 4186 #define TO_RESOLVER_RETRANS_NORMAL 0x1A 4187 { "resolver.retrans.normal", TO_RESOLVER_RETRANS_NORMAL }, 4188 #define TO_RESOLVER_RETRANS_FIRST 0x1B 4189 { "resolver.retrans.first", TO_RESOLVER_RETRANS_FIRST }, 4190 #define TO_RESOLVER_RETRY 0x1C 4191 { "resolver.retry", TO_RESOLVER_RETRY }, 4192 #define TO_RESOLVER_RETRY_NORMAL 0x1D 4193 { "resolver.retry.normal", TO_RESOLVER_RETRY_NORMAL }, 4194 #define TO_RESOLVER_RETRY_FIRST 0x1E 4195 { "resolver.retry.first", TO_RESOLVER_RETRY_FIRST }, 4196 #define TO_CONTROL 0x1F 4197 { "control", TO_CONTROL }, 4198 #define TO_LHLO 0x20 4199 { "lhlo", TO_LHLO }, 4200 #define TO_AUTH 0x21 4201 { "auth", TO_AUTH }, 4202 #define TO_STARTTLS 0x22 4203 { "starttls", TO_STARTTLS }, 4204 #define TO_ACONNECT 0x23 4205 { "aconnect", TO_ACONNECT }, 4206 #define TO_QUEUEWARN_DSN 0x24 4207 { "queuewarn.dsn", TO_QUEUEWARN_DSN }, 4208 #define TO_QUEUERETURN_DSN 0x25 4209 { "queuereturn.dsn", TO_QUEUERETURN_DSN }, 4210 { NULL, 0 }, 4211 }; 4212 4213 4214 static void 4215 settimeout(name, val, sticky) 4216 char *name; 4217 char *val; 4218 bool sticky; 4219 { 4220 register struct timeoutinfo *to; 4221 int i, addopts; 4222 time_t toval; 4223 4224 if (tTd(37, 2)) 4225 sm_dprintf("settimeout(%s = %s)", name, val); 4226 4227 for (to = TimeOutTab; to->to_name != NULL; to++) 4228 { 4229 if (sm_strcasecmp(to->to_name, name) == 0) 4230 break; 4231 } 4232 4233 if (to->to_name == NULL) 4234 { 4235 errno = 0; /* avoid bogus error text */ 4236 syserr("settimeout: invalid timeout %s", name); 4237 return; 4238 } 4239 4240 /* 4241 ** See if this option is preset for us. 4242 */ 4243 4244 if (!sticky && bitnset(to->to_code, StickyTimeoutOpt)) 4245 { 4246 if (tTd(37, 2)) 4247 sm_dprintf(" (ignored)\n"); 4248 return; 4249 } 4250 4251 if (tTd(37, 2)) 4252 sm_dprintf("\n"); 4253 4254 toval = convtime(val, 'm'); 4255 addopts = 0; 4256 4257 switch (to->to_code) 4258 { 4259 case TO_INITIAL: 4260 TimeOuts.to_initial = toval; 4261 break; 4262 4263 case TO_MAIL: 4264 TimeOuts.to_mail = toval; 4265 break; 4266 4267 case TO_RCPT: 4268 TimeOuts.to_rcpt = toval; 4269 break; 4270 4271 case TO_DATAINIT: 4272 TimeOuts.to_datainit = toval; 4273 break; 4274 4275 case TO_DATABLOCK: 4276 TimeOuts.to_datablock = toval; 4277 break; 4278 4279 case TO_DATAFINAL: 4280 TimeOuts.to_datafinal = toval; 4281 break; 4282 4283 case TO_COMMAND: 4284 TimeOuts.to_nextcommand = toval; 4285 break; 4286 4287 case TO_RSET: 4288 TimeOuts.to_rset = toval; 4289 break; 4290 4291 case TO_HELO: 4292 TimeOuts.to_helo = toval; 4293 break; 4294 4295 case TO_QUIT: 4296 TimeOuts.to_quit = toval; 4297 break; 4298 4299 case TO_MISC: 4300 TimeOuts.to_miscshort = toval; 4301 break; 4302 4303 case TO_IDENT: 4304 TimeOuts.to_ident = toval; 4305 break; 4306 4307 case TO_FILEOPEN: 4308 TimeOuts.to_fileopen = toval; 4309 break; 4310 4311 case TO_CONNECT: 4312 TimeOuts.to_connect = toval; 4313 break; 4314 4315 case TO_ICONNECT: 4316 TimeOuts.to_iconnect = toval; 4317 break; 4318 4319 case TO_ACONNECT: 4320 TimeOuts.to_aconnect = toval; 4321 break; 4322 4323 case TO_QUEUEWARN: 4324 toval = convtime(val, 'h'); 4325 TimeOuts.to_q_warning[TOC_NORMAL] = toval; 4326 TimeOuts.to_q_warning[TOC_URGENT] = toval; 4327 TimeOuts.to_q_warning[TOC_NONURGENT] = toval; 4328 TimeOuts.to_q_warning[TOC_DSN] = toval; 4329 addopts = 2; 4330 break; 4331 4332 case TO_QUEUEWARN_NORMAL: 4333 toval = convtime(val, 'h'); 4334 TimeOuts.to_q_warning[TOC_NORMAL] = toval; 4335 break; 4336 4337 case TO_QUEUEWARN_URGENT: 4338 toval = convtime(val, 'h'); 4339 TimeOuts.to_q_warning[TOC_URGENT] = toval; 4340 break; 4341 4342 case TO_QUEUEWARN_NON_URGENT: 4343 toval = convtime(val, 'h'); 4344 TimeOuts.to_q_warning[TOC_NONURGENT] = toval; 4345 break; 4346 4347 case TO_QUEUEWARN_DSN: 4348 toval = convtime(val, 'h'); 4349 TimeOuts.to_q_warning[TOC_DSN] = toval; 4350 break; 4351 4352 case TO_QUEUERETURN: 4353 toval = convtime(val, 'd'); 4354 TimeOuts.to_q_return[TOC_NORMAL] = toval; 4355 TimeOuts.to_q_return[TOC_URGENT] = toval; 4356 TimeOuts.to_q_return[TOC_NONURGENT] = toval; 4357 TimeOuts.to_q_return[TOC_DSN] = toval; 4358 addopts = 2; 4359 break; 4360 4361 case TO_QUEUERETURN_NORMAL: 4362 toval = convtime(val, 'd'); 4363 TimeOuts.to_q_return[TOC_NORMAL] = toval; 4364 break; 4365 4366 case TO_QUEUERETURN_URGENT: 4367 toval = convtime(val, 'd'); 4368 TimeOuts.to_q_return[TOC_URGENT] = toval; 4369 break; 4370 4371 case TO_QUEUERETURN_NON_URGENT: 4372 toval = convtime(val, 'd'); 4373 TimeOuts.to_q_return[TOC_NONURGENT] = toval; 4374 break; 4375 4376 case TO_QUEUERETURN_DSN: 4377 toval = convtime(val, 'd'); 4378 TimeOuts.to_q_return[TOC_DSN] = toval; 4379 break; 4380 4381 case TO_HOSTSTATUS: 4382 MciInfoTimeout = toval; 4383 break; 4384 4385 case TO_RESOLVER_RETRANS: 4386 toval = convtime(val, 's'); 4387 TimeOuts.res_retrans[RES_TO_DEFAULT] = toval; 4388 TimeOuts.res_retrans[RES_TO_FIRST] = toval; 4389 TimeOuts.res_retrans[RES_TO_NORMAL] = toval; 4390 addopts = 2; 4391 break; 4392 4393 case TO_RESOLVER_RETRY: 4394 i = atoi(val); 4395 TimeOuts.res_retry[RES_TO_DEFAULT] = i; 4396 TimeOuts.res_retry[RES_TO_FIRST] = i; 4397 TimeOuts.res_retry[RES_TO_NORMAL] = i; 4398 addopts = 2; 4399 break; 4400 4401 case TO_RESOLVER_RETRANS_NORMAL: 4402 TimeOuts.res_retrans[RES_TO_NORMAL] = convtime(val, 's'); 4403 break; 4404 4405 case TO_RESOLVER_RETRY_NORMAL: 4406 TimeOuts.res_retry[RES_TO_NORMAL] = atoi(val); 4407 break; 4408 4409 case TO_RESOLVER_RETRANS_FIRST: 4410 TimeOuts.res_retrans[RES_TO_FIRST] = convtime(val, 's'); 4411 break; 4412 4413 case TO_RESOLVER_RETRY_FIRST: 4414 TimeOuts.res_retry[RES_TO_FIRST] = atoi(val); 4415 break; 4416 4417 case TO_CONTROL: 4418 TimeOuts.to_control = toval; 4419 break; 4420 4421 case TO_LHLO: 4422 TimeOuts.to_lhlo = toval; 4423 break; 4424 4425 #if SASL 4426 case TO_AUTH: 4427 TimeOuts.to_auth = toval; 4428 break; 4429 #endif /* SASL */ 4430 4431 #if STARTTLS 4432 case TO_STARTTLS: 4433 TimeOuts.to_starttls = toval; 4434 break; 4435 #endif /* STARTTLS */ 4436 4437 default: 4438 syserr("settimeout: invalid timeout %s", name); 4439 break; 4440 } 4441 4442 if (sticky) 4443 { 4444 for (i = 0; i <= addopts; i++) 4445 setbitn(to->to_code + i, StickyTimeoutOpt); 4446 } 4447 } 4448 /* 4449 ** INITTIMEOUTS -- parse and set timeout values 4450 ** 4451 ** Parameters: 4452 ** val -- a pointer to the values. If NULL, do initial 4453 ** settings. 4454 ** sticky -- if set, don't let other setoptions override 4455 ** this suboption value. 4456 ** 4457 ** Returns: 4458 ** none. 4459 ** 4460 ** Side Effects: 4461 ** Initializes the TimeOuts structure 4462 */ 4463 4464 void 4465 inittimeouts(val, sticky) 4466 register char *val; 4467 bool sticky; 4468 { 4469 register char *p; 4470 4471 if (tTd(37, 2)) 4472 sm_dprintf("inittimeouts(%s)\n", val == NULL ? "<NULL>" : val); 4473 if (val == NULL) 4474 { 4475 TimeOuts.to_connect = (time_t) 0 SECONDS; 4476 TimeOuts.to_aconnect = (time_t) 0 SECONDS; 4477 TimeOuts.to_iconnect = (time_t) 0 SECONDS; 4478 TimeOuts.to_initial = (time_t) 5 MINUTES; 4479 TimeOuts.to_helo = (time_t) 5 MINUTES; 4480 TimeOuts.to_mail = (time_t) 10 MINUTES; 4481 TimeOuts.to_rcpt = (time_t) 1 HOUR; 4482 TimeOuts.to_datainit = (time_t) 5 MINUTES; 4483 TimeOuts.to_datablock = (time_t) 1 HOUR; 4484 TimeOuts.to_datafinal = (time_t) 1 HOUR; 4485 TimeOuts.to_rset = (time_t) 5 MINUTES; 4486 TimeOuts.to_quit = (time_t) 2 MINUTES; 4487 TimeOuts.to_nextcommand = (time_t) 1 HOUR; 4488 TimeOuts.to_miscshort = (time_t) 2 MINUTES; 4489 #if IDENTPROTO 4490 TimeOuts.to_ident = (time_t) 5 SECONDS; 4491 #else /* IDENTPROTO */ 4492 TimeOuts.to_ident = (time_t) 0 SECONDS; 4493 #endif /* IDENTPROTO */ 4494 TimeOuts.to_fileopen = (time_t) 60 SECONDS; 4495 TimeOuts.to_control = (time_t) 2 MINUTES; 4496 TimeOuts.to_lhlo = (time_t) 2 MINUTES; 4497 #if SASL 4498 TimeOuts.to_auth = (time_t) 10 MINUTES; 4499 #endif /* SASL */ 4500 #if STARTTLS 4501 TimeOuts.to_starttls = (time_t) 1 HOUR; 4502 #endif /* STARTTLS */ 4503 if (tTd(37, 5)) 4504 { 4505 sm_dprintf("Timeouts:\n"); 4506 sm_dprintf(" connect = %ld\n", 4507 (long) TimeOuts.to_connect); 4508 sm_dprintf(" aconnect = %ld\n", 4509 (long) TimeOuts.to_aconnect); 4510 sm_dprintf(" initial = %ld\n", 4511 (long) TimeOuts.to_initial); 4512 sm_dprintf(" helo = %ld\n", (long) TimeOuts.to_helo); 4513 sm_dprintf(" mail = %ld\n", (long) TimeOuts.to_mail); 4514 sm_dprintf(" rcpt = %ld\n", (long) TimeOuts.to_rcpt); 4515 sm_dprintf(" datainit = %ld\n", 4516 (long) TimeOuts.to_datainit); 4517 sm_dprintf(" datablock = %ld\n", 4518 (long) TimeOuts.to_datablock); 4519 sm_dprintf(" datafinal = %ld\n", 4520 (long) TimeOuts.to_datafinal); 4521 sm_dprintf(" rset = %ld\n", (long) TimeOuts.to_rset); 4522 sm_dprintf(" quit = %ld\n", (long) TimeOuts.to_quit); 4523 sm_dprintf(" nextcommand = %ld\n", 4524 (long) TimeOuts.to_nextcommand); 4525 sm_dprintf(" miscshort = %ld\n", 4526 (long) TimeOuts.to_miscshort); 4527 sm_dprintf(" ident = %ld\n", (long) TimeOuts.to_ident); 4528 sm_dprintf(" fileopen = %ld\n", 4529 (long) TimeOuts.to_fileopen); 4530 sm_dprintf(" lhlo = %ld\n", 4531 (long) TimeOuts.to_lhlo); 4532 sm_dprintf(" control = %ld\n", 4533 (long) TimeOuts.to_control); 4534 } 4535 return; 4536 } 4537 4538 for (;; val = p) 4539 { 4540 while (isascii(*val) && isspace(*val)) 4541 val++; 4542 if (*val == '\0') 4543 break; 4544 for (p = val; *p != '\0' && *p != ','; p++) 4545 continue; 4546 if (*p != '\0') 4547 *p++ = '\0'; 4548 4549 if (isascii(*val) && isdigit(*val)) 4550 { 4551 /* old syntax -- set everything */ 4552 TimeOuts.to_mail = convtime(val, 'm'); 4553 TimeOuts.to_rcpt = TimeOuts.to_mail; 4554 TimeOuts.to_datainit = TimeOuts.to_mail; 4555 TimeOuts.to_datablock = TimeOuts.to_mail; 4556 TimeOuts.to_datafinal = TimeOuts.to_mail; 4557 TimeOuts.to_nextcommand = TimeOuts.to_mail; 4558 if (sticky) 4559 { 4560 setbitn(TO_MAIL, StickyTimeoutOpt); 4561 setbitn(TO_RCPT, StickyTimeoutOpt); 4562 setbitn(TO_DATAINIT, StickyTimeoutOpt); 4563 setbitn(TO_DATABLOCK, StickyTimeoutOpt); 4564 setbitn(TO_DATAFINAL, StickyTimeoutOpt); 4565 setbitn(TO_COMMAND, StickyTimeoutOpt); 4566 } 4567 continue; 4568 } 4569 else 4570 { 4571 register char *q = strchr(val, ':'); 4572 4573 if (q == NULL && (q = strchr(val, '=')) == NULL) 4574 { 4575 /* syntax error */ 4576 continue; 4577 } 4578 *q++ = '\0'; 4579 settimeout(val, q, sticky); 4580 } 4581 } 4582 } 4583