git.sur5r.net Git - openldap/blob - servers/slapd/main.c

   1 /* $OpenLDAP$ */
   2 /* This work is part of OpenLDAP Software <http://www.openldap.org/>.
   3  *
   4  * Copyright 1998-2006 The OpenLDAP Foundation.
   5  * All rights reserved.
   6  *
   7  * Redistribution and use in source and binary forms, with or without
   8  * modification, are permitted only as authorized by the OpenLDAP
   9  * Public License.
  10  *
  11  * A copy of this license is available in the file LICENSE in the
  12  * top-level directory of the distribution or, alternatively, at
  13  * <http://www.OpenLDAP.org/license.html>.
  14  */
  15 /* Portions Copyright (c) 1995 Regents of the University of Michigan.
  16  * All rights reserved.
  17  *
  18  * Redistribution and use in source and binary forms are permitted
  19  * provided that this notice is preserved and that due credit is given
  20  * to the University of Michigan at Ann Arbor. The name of the University
  21  * may not be used to endorse or promote products derived from this
  22  * software without specific prior written permission. This software
  23  * is provided ``as is'' without express or implied warranty.
  24  */
  25
  26 #include "portable.h"
  27
  28 #include <stdio.h>
  29
  30 #include <ac/ctype.h>
  31 #include <ac/socket.h>
  32 #include <ac/string.h>
  33 #include <ac/time.h>
  34 #include <ac/unistd.h>
  35 #include <ac/wait.h>
  36 #include <ac/errno.h>
  37
  38 #include "slap.h"
  39 #include "lutil.h"
  40 #include "ldif.h"
  41
  42 #ifdef LDAP_SLAPI
  43 #include "slapi/slapi.h"
  44 #endif
  45
  46 #ifdef LDAP_SIGCHLD
  47 static RETSIGTYPE wait4child( int sig );
  48 #endif
  49
  50 #ifdef HAVE_NT_SERVICE_MANAGER
  51 #define MAIN_RETURN(x) return
  52 static struct sockaddr_in       bind_addr;
  53
  54 #define SERVICE_EXIT( e, n )    do { \
  55         if ( is_NT_Service ) { \
  56                 lutil_ServiceStatus.dwWin32ExitCode                             = (e); \
  57                 lutil_ServiceStatus.dwServiceSpecificExitCode   = (n); \
  58         } \
  59 } while ( 0 )
  60
  61 #else
  62 #define SERVICE_EXIT( e, n )
  63 #define MAIN_RETURN(x) return(x)
  64 #endif
  65
  66 typedef int (MainFunc) LDAP_P(( int argc, char *argv[] ));
  67 extern MainFunc slapadd, slapcat, slapdn, slapindex, slappasswd,
  68         slaptest, slapauth, slapacl;
  69
  70 static struct {
  71         char *name;
  72         MainFunc *func;
  73 } tools[] = {
  74         {"slapadd", slapadd},
  75         {"slapcat", slapcat},
  76         {"slapdn", slapdn},
  77         {"slapindex", slapindex},
  78         {"slappasswd", slappasswd},
  79         {"slaptest", slaptest},
  80         {"slapauth", slapauth},
  81         {"slapacl", slapacl},
  82         /* NOTE: new tools must be added in chronological order,
  83          * not in alphabetical order, because for backwards
  84          * compatibility name[4] is used to identify the
  85          * tools; so name[4]=='a' must refer to "slapadd" and
  86          * not to "slapauth".  Alphabetical order can be used
  87          * for tools whose name[4] is not used yet */
  88         {NULL, NULL}
  89 };
  90
  91 /*
  92  * when more than one slapd is running on one machine, each one might have
  93  * it's own LOCAL for syslogging and must have its own pid/args files
  94  */
  95
  96 #ifndef HAVE_MKVERSION
  97 const char Versionstr[] =
  98         OPENLDAP_PACKAGE " " OPENLDAP_VERSION " Standalone LDAP Server (slapd)";
  99 #endif
 100
 101 #define CHECK_NONE      0x00
 102 #define CHECK_CONFIG    0x01
 103 static int check = CHECK_NONE;
 104 static int version = 0;
 105
 106 void *slap_tls_ctx;
 107 LDAP *slap_tls_ld;
 108
 109 static int
 110 slapd_opt_slp( const char *val, void *arg )
 111 {
 112 #ifdef HAVE_SLP
 113         /* NULL is default */
 114         if ( val == NULL || *val == '(' || strcasecmp( val, "on" ) == 0 ) {
 115                 slapd_register_slp = 1;
 116                 slapd_slp_attrs = (val != NULL && *val == '(') ? val : NULL;
 117
 118         } else if ( strcasecmp( val, "off" ) == 0 ) {
 119                 slapd_register_slp = 0;
 120
 121         /* NOTE: add support for URL specification? */
 122
 123         } else {
 124                 fprintf(stderr, "unrecognized value \"%s\" for SLP option\n", val );
 125                 return -1;
 126         }
 127
 128         return 0;
 129
 130 #else
 131         fputs( "slapd: SLP support is not available\n", stderr );
 132         return 0;
 133 #endif
 134 }
 135
 136 /*
 137  * Option helper structure:
 138  *
 139  * oh_nam       is left-hand part of <option>[=<value>]
 140  * oh_fnc       is handler function
 141  * oh_arg       is an optional arg to oh_fnc
 142  * oh_usage     is the one-line usage string related to the option,
 143  *              which is assumed to start with <option>[=<value>]
 144  *
 145  * please leave valid options in the structure, and optionally #ifdef
 146  * their processing inside the helper, so that reasonable and helpful
 147  * error messages can be generated if a disabled option is requested.
 148  */
 149 struct option_helper {
 150         struct berval   oh_name;
 151         int             (*oh_fnc)(const char *val, void *arg);
 152         void            *oh_arg;
 153         const char      *oh_usage;
 154 } option_helpers[] = {
 155         { BER_BVC("slp"),       slapd_opt_slp,  NULL, "slp[={on|off|(attrs)}] enable/disable SLP using (attrs)" },
 156         { BER_BVNULL, 0, NULL, NULL }
 157 };
 158
 159 #if defined(LDAP_DEBUG) && defined(LDAP_SYSLOG)
 160 #ifdef LOG_LOCAL4
 161 int
 162 parse_syslog_user( const char *arg, int *syslogUser )
 163 {
 164         static slap_verbmasks syslogUsers[] = {
 165                 { BER_BVC( "LOCAL0" ), LOG_LOCAL0 },
 166                 { BER_BVC( "LOCAL1" ), LOG_LOCAL1 },
 167                 { BER_BVC( "LOCAL2" ), LOG_LOCAL2 },
 168                 { BER_BVC( "LOCAL3" ), LOG_LOCAL3 },
 169                 { BER_BVC( "LOCAL4" ), LOG_LOCAL4 },
 170                 { BER_BVC( "LOCAL5" ), LOG_LOCAL5 },
 171                 { BER_BVC( "LOCAL6" ), LOG_LOCAL6 },
 172                 { BER_BVC( "LOCAL7" ), LOG_LOCAL7 },
 173 #ifdef LOG_USER
 174                 { BER_BVC( "USER" ), LOG_USER },
 175 #endif /* LOG_USER */
 176 #ifdef LOG_DAEMON
 177                 { BER_BVC( "DAEMON" ), LOG_DAEMON },
 178 #endif /* LOG_DAEMON */
 179                 { BER_BVNULL, 0 }
 180         };
 181         int i = verb_to_mask( arg, syslogUsers );
 182
 183         if ( BER_BVISNULL( &syslogUsers[ i ].word ) ) {
 184                 Debug( LDAP_DEBUG_ANY,
 185                         "unrecognized syslog user \"%s\".\n",
 186                         arg, 0, 0 );
 187                 return 1;
 188         }
 189
 190         *syslogUser = syslogUsers[ i ].mask;
 191
 192         return 0;
 193 }
 194 #endif /* LOG_LOCAL4 */
 195
 196 int
 197 parse_syslog_level( const char *arg, int *levelp )
 198 {
 199         static slap_verbmasks   str2syslog_level[] = {
 200                 { BER_BVC( "EMERG" ),   LOG_EMERG },
 201                 { BER_BVC( "ALERT" ),   LOG_ALERT },
 202                 { BER_BVC( "CRIT" ),    LOG_CRIT },
 203                 { BER_BVC( "ERR" ),     LOG_ERR },
 204                 { BER_BVC( "WARNING" ), LOG_WARNING },
 205                 { BER_BVC( "NOTICE" ),  LOG_NOTICE },
 206                 { BER_BVC( "INFO" ),    LOG_INFO },
 207                 { BER_BVC( "DEBUG" ),   LOG_DEBUG },
 208                 { BER_BVNULL, 0 }
 209         };
 210         int i = verb_to_mask( arg, str2syslog_level );
 211         if ( BER_BVISNULL( &str2syslog_level[ i ].word ) ) {
 212                 Debug( LDAP_DEBUG_ANY,
 213                         "unknown syslog level \"%s\".\n",
 214                         arg, 0, 0 );
 215                 return 1;
 216         }
 217
 218         *levelp = str2syslog_level[ i ].mask;
 219
 220         return 0;
 221 }
 222 #endif /* LDAP_DEBUG && LDAP_SYSLOG */
 223
 224 int
 225 parse_debug_unknowns( char **unknowns, int *levelp )
 226 {
 227         int i, level, rc = 0;
 228
 229         for ( i = 0; unknowns[ i ] != NULL; i++ ) {
 230                 level = 0;
 231                 if ( str2loglevel( unknowns[ i ], &level )) {
 232                         fprintf( stderr,
 233                                 "unrecognized log level \"%s\"\n", unknowns[ i ] );
 234                         rc = 1;
 235                 } else {
 236                         *levelp |= level;
 237                 }
 238         }
 239         return rc;
 240 }
 241
 242 int
 243 parse_debug_level( const char *arg, int *levelp, char ***unknowns )
 244 {
 245         int     level;
 246
 247         if ( arg && arg[ 0 ] != '-' && !isdigit( (unsigned char) arg[ 0 ] ) )
 248         {
 249                 int     i;
 250                 char    **levels;
 251
 252                 levels = ldap_str2charray( arg, "," );
 253
 254                 for ( i = 0; levels[ i ] != NULL; i++ ) {
 255                         level = 0;
 256
 257                         if ( str2loglevel( levels[ i ], &level ) ) {
 258                                 /* remember this for later */
 259                                 ldap_charray_add( unknowns, levels[ i ] );
 260                                 fprintf( stderr,
 261                                         "unrecognized log level \"%s\" (deferred)\n",
 262                                         levels[ i ] );
 263                         } else {
 264                                 *levelp |= level;
 265                         }
 266                 }
 267
 268                 ldap_charray_free( levels );
 269
 270         } else {
 271                 if ( lutil_atoix( &level, arg, 0 ) != 0 ) {
 272                         fprintf( stderr,
 273                                 "unrecognized log level "
 274                                 "\"%s\"\n", arg );
 275                         return 1;
 276                 }
 277
 278                 if ( level == 0 ) {
 279                         *levelp = 0;
 280
 281                 } else {
 282                         *levelp |= level;
 283                 }
 284         }
 285
 286         return 0;
 287 }
 288
 289 static void
 290 usage( char *name )
 291 {
 292         fprintf( stderr,
 293                 "usage: %s options\n", name );
 294         fprintf( stderr,
 295                 "\t-4\t\tIPv4 only\n"
 296                 "\t-6\t\tIPv6 only\n"
 297                 "\t-T {acl|add|auth|cat|dn|index|passwd|test}\n"
 298                 "\t\t\tRun in Tool mode\n"
 299                 "\t-c cookie\tSync cookie of consumer\n"
 300                 "\t-d level\tDebug level" "\n"
 301                 "\t-f filename\tConfiguration file\n"
 302                 "\t-F dir\tConfiguration directory\n"
 303 #if defined(HAVE_SETUID) && defined(HAVE_SETGID)
 304                 "\t-g group\tGroup (id or name) to run as\n"
 305 #endif
 306                 "\t-h URLs\t\tList of URLs to serve\n"
 307 #ifdef LOG_LOCAL4
 308                 "\t-l facility\tSyslog facility (default: LOCAL4)\n"
 309 #endif
 310                 "\t-n serverName\tService name\n"
 311                 "\t-o <opt>[=val] generic means to specify options" );
 312         if ( !BER_BVISNULL( &option_helpers[0].oh_name ) ) {
 313                 int     i;
 314
 315                 fprintf( stderr, "; supported options:\n" );
 316                 for ( i = 0; !BER_BVISNULL( &option_helpers[i].oh_name ); i++) {
 317                         fprintf( stderr, "\t\t%s\n", option_helpers[i].oh_usage );
 318                 }
 319         } else {
 320                 fprintf( stderr, "\n" );
 321         }
 322         fprintf( stderr,
 323 #ifdef HAVE_CHROOT
 324                 "\t-r directory\tSandbox directory to chroot to\n"
 325 #endif
 326                 "\t-s level\tSyslog level\n"
 327 #if defined(HAVE_SETUID) && defined(HAVE_SETGID)
 328                 "\t-u user\t\tUser (id or name) to run as\n"
 329 #endif
 330                 "\t-V\t\tprint version info (-VV only)\n"
 331     );
 332 }
 333
 334 #ifdef HAVE_NT_SERVICE_MANAGER
 335 void WINAPI ServiceMain( DWORD argc, LPTSTR *argv )
 336 #else
 337 int main( int argc, char **argv )
 338 #endif
 339 {
 340         int             i, no_detach = 0;
 341         int             rc = 1;
 342         char *urls = NULL;
 343 #if defined(HAVE_SETUID) && defined(HAVE_SETGID)
 344         char *username = NULL;
 345         char *groupname = NULL;
 346 #endif
 347 #if defined(HAVE_CHROOT)
 348         char *sandbox = NULL;
 349 #endif
 350 #ifdef LOG_LOCAL4
 351         int syslogUser = SLAP_DEFAULT_SYSLOG_USER;
 352 #endif
 353
 354         int g_argc = argc;
 355         char **g_argv = argv;
 356
 357         char *configfile = NULL;
 358         char *configdir = NULL;
 359         char *serverName;
 360         int serverMode = SLAP_SERVER_MODE;
 361
 362         struct sync_cookie *scp = NULL;
 363         struct sync_cookie *scp_entry = NULL;
 364
 365         char **debug_unknowns = NULL;
 366         char **syslog_unknowns = NULL;
 367
 368         char *serverNamePrefix = "";
 369         size_t  l;
 370
 371         int slapd_pid_file_unlink = 0, slapd_args_file_unlink = 0;
 372         int firstopt = 1;
 373
 374 #ifdef CSRIMALLOC
 375         FILE *leakfile;
 376         if( ( leakfile = fopen( "slapd.leak", "w" )) == NULL ) {
 377                 leakfile = stderr;
 378         }
 379 #endif
 380
 381         slap_sl_mem_init();
 382
 383         (void) ldap_pvt_thread_initialize();
 384
 385         serverName = lutil_progname( "slapd", argc, argv );
 386
 387         if ( strcmp( serverName, "slapd" ) ) {
 388                 for (i=0; tools[i].name; i++) {
 389                         if ( !strcmp( serverName, tools[i].name ) ) {
 390                                 rc = tools[i].func(argc, argv);
 391                                 MAIN_RETURN(rc);
 392                         }
 393                 }
 394         }
 395
 396 #ifdef HAVE_NT_SERVICE_MANAGER
 397         {
 398                 int *i;
 399                 char *newConfigFile;
 400                 char *newConfigDir;
 401                 char *newUrls;
 402                 char *regService = NULL;
 403
 404                 if ( is_NT_Service ) {
 405                         lutil_CommenceStartupProcessing( serverName, slap_sig_shutdown );
 406                         if ( strcmp(serverName, SERVICE_NAME) )
 407                             regService = serverName;
 408                 }
 409
 410                 i = (int*)lutil_getRegParam( regService, "DebugLevel" );
 411                 if ( i != NULL ) {
 412                         slap_debug = *i;
 413                         Debug( LDAP_DEBUG_ANY,
 414                                 "new debug level from registry is: %d\n", slap_debug, 0, 0 );
 415                 }
 416
 417                 newUrls = (char *) lutil_getRegParam(regService, "Urls");
 418                 if (newUrls) {
 419                     if (urls)
 420                         ch_free(urls);
 421
 422                     urls = ch_strdup(newUrls);
 423                     Debug(LDAP_DEBUG_ANY, "new urls from registry: %s\n",
 424                                 urls, 0, 0);
 425                 }
 426
 427                 newConfigFile = (char*)lutil_getRegParam( regService, "ConfigFile" );
 428                 if ( newConfigFile != NULL ) {
 429                         configfile = newConfigFile;
 430                         Debug ( LDAP_DEBUG_ANY, "new config file from registry is: %s\n", configfile, 0, 0 );
 431                 }
 432
 433                 newConfigDir = (char*)lutil_getRegParam( regService, "ConfigDir" );
 434                 if ( newConfigDir != NULL ) {
 435                         configdir = newConfigDir;
 436                         Debug ( LDAP_DEBUG_ANY, "new config dir from registry is: %s\n", configdir, 0, 0 );
 437                 }
 438         }
 439 #endif
 440
 441         while ( (i = getopt( argc, argv,
 442                              "c:d:f:F:h:n:o:s:tT:V"
 443 #if LDAP_PF_INET6
 444                                 "46"
 445 #endif
 446 #ifdef HAVE_CHROOT
 447                                 "r:"
 448 #endif
 449 #if defined(LDAP_DEBUG) && defined(LDAP_SYSLOG)
 450                                 "S:"
 451 #ifdef LOG_LOCAL4
 452                                 "l:"
 453 #endif
 454 #endif
 455 #if defined(HAVE_SETUID) && defined(HAVE_SETGID)
 456                                 "u:g:"
 457 #endif
 458                              )) != EOF ) {
 459                 switch ( i ) {
 460 #ifdef LDAP_PF_INET6
 461                 case '4':
 462                         slap_inet4or6 = AF_INET;
 463                         break;
 464                 case '6':
 465                         slap_inet4or6 = AF_INET6;
 466                         break;
 467 #endif
 468
 469                 case 'h':       /* listen URLs */
 470                         if ( urls != NULL ) free( urls );
 471                         urls = ch_strdup( optarg );
 472                         break;
 473
 474                 case 'c':       /* provide sync cookie, override if exist in replica */
 475                         scp = (struct sync_cookie *) ch_calloc( 1,
 476                                                                                 sizeof( struct sync_cookie ));
 477                         ber_str2bv( optarg, 0, 1, &scp->octet_str );
 478
 479                         /* This only parses out the rid at this point */
 480                         slap_parse_sync_cookie( scp, NULL );
 481
 482                         if ( scp->rid == -1 ) {
 483                                 Debug( LDAP_DEBUG_ANY,
 484                                                 "main: invalid cookie \"%s\"\n",
 485                                                 optarg, 0, 0 );
 486                                 slap_sync_cookie_free( scp, 1 );
 487                                 goto destroy;
 488                         }
 489
 490                         LDAP_STAILQ_FOREACH( scp_entry, &slap_sync_cookie, sc_next ) {
 491                                 if ( scp->rid == scp_entry->rid ) {
 492                                         Debug( LDAP_DEBUG_ANY,
 493                                                     "main: duplicated replica id in cookies\n",
 494                                                         0, 0, 0 );
 495                                         slap_sync_cookie_free( scp, 1 );
 496                                         goto destroy;
 497                                 }
 498                         }
 499                         LDAP_STAILQ_INSERT_TAIL( &slap_sync_cookie, scp, sc_next );
 500                         break;
 501
 502                 case 'd': {     /* set debug level and 'do not detach' flag */
 503                         int     level = 0;
 504
 505                         if ( strcmp( optarg, "?" ) == 0 ) {
 506                                 rc = loglevel_print( stdout );
 507                                 goto destroy;
 508                         }
 509
 510                         no_detach = 1;
 511                         if ( parse_debug_level( optarg, &level, &debug_unknowns ) ) {
 512                                 goto destroy;
 513                         }
 514 #ifdef LDAP_DEBUG
 515                         slap_debug |= level;
 516 #else
 517                         if ( level != 0 )
 518                                 fputs( "must compile with LDAP_DEBUG for debugging\n",
 519                                        stderr );
 520 #endif
 521                         } break;
 522
 523                 case 'f':       /* read config file */
 524                         configfile = ch_strdup( optarg );
 525                         break;
 526
 527                 case 'F':       /* use config dir */
 528                         configdir = ch_strdup( optarg );
 529                         break;
 530
 531                 case 'o': {
 532                         char            *val = strchr( optarg, '=' );
 533                         struct berval   opt;
 534                         int             i;
 535
 536                         opt.bv_val = optarg;
 537
 538                         if ( val ) {
 539                                 opt.bv_len = ( val - optarg );
 540                                 val++;
 541
 542                         } else {
 543                                 opt.bv_len = strlen( optarg );
 544                         }
 545
 546                         for ( i = 0; !BER_BVISNULL( &option_helpers[i].oh_name ); i++ ) {
 547                                 if ( ber_bvstrcasecmp( &option_helpers[i].oh_name, &opt ) == 0 ) {
 548                                         assert( option_helpers[i].oh_fnc != NULL );
 549                                         if ( (*option_helpers[i].oh_fnc)( val, option_helpers[i].oh_arg ) == -1 ) {
 550                                                 /* we assume the option parsing helper
 551                                                  * issues appropriate and self-explanatory
 552                                                  * error messages... */
 553                                                 goto stop;
 554                                         }
 555                                         break;
 556                                 }
 557                         }
 558
 559                         if ( BER_BVISNULL( &option_helpers[i].oh_name ) ) {
 560                                 goto unhandled_option;
 561                         }
 562                         break;
 563                 }
 564
 565                 case 's':       /* set syslog level */
 566                         if ( strcmp( optarg, "?" ) == 0 ) {
 567                                 rc = loglevel_print( stdout );
 568                                 goto destroy;
 569                         }
 570
 571                         if ( parse_debug_level( optarg, &ldap_syslog, &syslog_unknowns ) ) {
 572                                 goto destroy;
 573                         }
 574                         break;
 575
 576 #if defined(LDAP_DEBUG) && defined(LDAP_SYSLOG)
 577                 case 'S':
 578                         if ( parse_syslog_level( optarg, &ldap_syslog_level ) ) {
 579                                 goto destroy;
 580                         }
 581                         break;
 582
 583 #ifdef LOG_LOCAL4
 584                 case 'l':       /* set syslog local user */
 585                         if ( parse_syslog_user( optarg, &syslogUser ) ) {
 586                                 goto destroy;
 587                         }
 588                         break;
 589 #endif
 590 #endif /* LDAP_DEBUG && LDAP_SYSLOG */
 591
 592 #ifdef HAVE_CHROOT
 593                 case 'r':
 594                         if( sandbox ) free(sandbox);
 595                         sandbox = ch_strdup( optarg );
 596                         break;
 597 #endif
 598
 599 #if defined(HAVE_SETUID) && defined(HAVE_SETGID)
 600                 case 'u':       /* user name */
 601                         if( username ) free(username);
 602                         username = ch_strdup( optarg );
 603                         break;
 604
 605                 case 'g':       /* group name */
 606                         if( groupname ) free(groupname);
 607                         groupname = ch_strdup( optarg );
 608                         break;
 609 #endif /* SETUID && GETUID */
 610
 611                 case 'n':  /* NT service name */
 612                         serverName = ch_strdup( optarg );
 613                         break;
 614
 615                 case 't':
 616                         /* deprecated; use slaptest instead */
 617                         fprintf( stderr, "option -t deprecated; "
 618                                 "use slaptest command instead\n" );
 619                         check |= CHECK_CONFIG;
 620                         break;
 621
 622                 case 'V':
 623                         version++;
 624                         break;
 625
 626                 case 'T':
 627                         if ( firstopt == 0 ) {
 628                                 fprintf( stderr, "warning: \"-T %s\" "
 629                                         "should be the first option.\n",
 630                                         optarg );
 631                         }
 632
 633                         /* try full option string first */
 634                         for ( i = 0; tools[i].name; i++ ) {
 635                                 if ( strcmp( optarg, &tools[i].name[4] ) == 0 ) {
 636                                         rc = tools[i].func( argc, argv );
 637                                         MAIN_RETURN( rc );
 638                                 }
 639                         }
 640
 641                         /* try bits of option string (backward compatibility for single char) */
 642                         l = strlen( optarg );
 643                         for ( i = 0; tools[i].name; i++ ) {
 644                                 if ( strncmp( optarg, &tools[i].name[4], l ) == 0 ) {
 645                                         rc = tools[i].func( argc, argv );
 646                                         MAIN_RETURN( rc );
 647                                 }
 648                         }
 649
 650                         /* issue error */
 651                         serverName = optarg;
 652                         serverNamePrefix = "slap";
 653                         fprintf( stderr, "program name \"%s%s\" unrecognized; "
 654                                         "aborting...\n", serverNamePrefix, serverName );
 655                         /* FALLTHRU */
 656                 default:
 657 unhandled_option:;
 658                         usage( argv[0] );
 659                         rc = 1;
 660                         SERVICE_EXIT( ERROR_SERVICE_SPECIFIC_ERROR, 15 );
 661                         goto stop;
 662                 }
 663
 664                 if ( firstopt ) {
 665                         firstopt = 0;
 666                 }
 667         }
 668
 669         ber_set_option(NULL, LBER_OPT_DEBUG_LEVEL, &slap_debug);
 670         ldap_set_option(NULL, LDAP_OPT_DEBUG_LEVEL, &slap_debug);
 671         ldif_debug = slap_debug;
 672
 673         if ( version ) {
 674                 fprintf( stderr, "%s\n", Versionstr );
 675                 if ( version > 1 ) goto stop;
 676         }
 677
 678         {
 679                 char *logName;
 680 #ifdef HAVE_EBCDIC
 681                 logName = ch_strdup( serverName );
 682                 __atoe( logName );
 683 #else
 684                 logName = serverName;
 685 #endif
 686
 687 #ifdef LOG_LOCAL4
 688                 openlog( logName, OPENLOG_OPTIONS, syslogUser );
 689 #elif LOG_DEBUG
 690                 openlog( logName, OPENLOG_OPTIONS );
 691 #endif
 692 #ifdef HAVE_EBCDIC
 693                 free( logName );
 694 #endif
 695         }
 696
 697         Debug( LDAP_DEBUG_ANY, "%s", Versionstr, 0, 0 );
 698
 699         if( check == CHECK_NONE && slapd_daemon_init( urls ) != 0 ) {
 700                 rc = 1;
 701                 SERVICE_EXIT( ERROR_SERVICE_SPECIFIC_ERROR, 16 );
 702                 goto stop;
 703         }
 704
 705 #if defined(HAVE_CHROOT)
 706         if ( sandbox ) {
 707                 if ( chdir( sandbox ) ) {
 708                         perror("chdir");
 709                         rc = 1;
 710                         goto stop;
 711                 }
 712                 if ( chroot( sandbox ) ) {
 713                         perror("chroot");
 714                         rc = 1;
 715                         goto stop;
 716                 }
 717         }
 718 #endif
 719
 720 #if defined(HAVE_SETUID) && defined(HAVE_SETGID)
 721         if ( username != NULL || groupname != NULL ) {
 722                 slap_init_user( username, groupname );
 723         }
 724 #endif
 725
 726         extops_init();
 727         lutil_passwd_init();
 728         slap_op_init();
 729
 730 #ifdef HAVE_TLS
 731         rc = ldap_create( &slap_tls_ld );
 732         if ( rc ) {
 733                 SERVICE_EXIT( ERROR_SERVICE_SPECIFIC_ERROR, 20 );
 734                 goto destroy;
 735         }
 736 #endif
 737
 738         rc = slap_init( serverMode, serverName );
 739         if ( rc ) {
 740                 SERVICE_EXIT( ERROR_SERVICE_SPECIFIC_ERROR, 18 );
 741                 goto destroy;
 742         }
 743
 744         if ( read_config( configfile, configdir ) != 0 ) {
 745                 rc = 1;
 746                 SERVICE_EXIT( ERROR_SERVICE_SPECIFIC_ERROR, 19 );
 747
 748                 if ( check & CHECK_CONFIG ) {
 749                         fprintf( stderr, "config check failed\n" );
 750                 }
 751
 752                 goto destroy;
 753         }
 754
 755         if ( debug_unknowns ) {
 756                 rc = parse_debug_unknowns( debug_unknowns, &slap_debug );
 757                 ldap_charray_free( debug_unknowns );
 758                 debug_unknowns = NULL;
 759                 if ( rc )
 760                         goto destroy;
 761         }
 762         if ( syslog_unknowns ) {
 763                 rc = parse_debug_unknowns( syslog_unknowns, &ldap_syslog );
 764                 ldap_charray_free( syslog_unknowns );
 765                 syslog_unknowns = NULL;
 766                 if ( rc )
 767                         goto destroy;
 768         }
 769
 770         if ( check & CHECK_CONFIG ) {
 771                 fprintf( stderr, "config check succeeded\n" );
 772
 773                 check &= ~CHECK_CONFIG;
 774                 if ( check == CHECK_NONE ) {
 775                         rc = 0;
 776                         goto destroy;
 777                 }
 778         }
 779
 780         if ( glue_sub_attach( ) != 0 ) {
 781                 Debug( LDAP_DEBUG_ANY,
 782                     "subordinate config error\n",
 783                     0, 0, 0 );
 784
 785                 goto destroy;
 786         }
 787
 788         if ( slap_schema_check( ) != 0 ) {
 789                 Debug( LDAP_DEBUG_ANY,
 790                     "schema prep error\n",
 791                     0, 0, 0 );
 792
 793                 goto destroy;
 794         }
 795
 796 #ifdef HAVE_TLS
 797         rc = ldap_pvt_tls_init();
 798         if( rc != 0) {
 799                 Debug( LDAP_DEBUG_ANY,
 800                     "main: TLS init failed: %d\n",
 801                     0, 0, 0 );
 802                 rc = 1;
 803                 SERVICE_EXIT( ERROR_SERVICE_SPECIFIC_ERROR, 20 );
 804                 goto destroy;
 805         }
 806
 807         {
 808                 int opt = 1;
 809
 810                 /* Force new ctx to be created */
 811                 rc = ldap_pvt_tls_set_option( slap_tls_ld, LDAP_OPT_X_TLS_NEWCTX, &opt );
 812                 if( rc == 0 ) {
 813                         /* The ctx's refcount is bumped up here */
 814                         ldap_pvt_tls_get_option( slap_tls_ld, LDAP_OPT_X_TLS_CTX, &slap_tls_ctx );
 815                         load_extop( &slap_EXOP_START_TLS, 0, starttls_extop );
 816                 } else if ( rc != LDAP_NOT_SUPPORTED ) {
 817                         Debug( LDAP_DEBUG_ANY,
 818                             "main: TLS init def ctx failed: %d\n",
 819                             rc, 0, 0 );
 820                         rc = 1;
 821                         SERVICE_EXIT( ERROR_SERVICE_SPECIFIC_ERROR, 20 );
 822                         goto destroy;
 823                 }
 824         }
 825 #endif
 826
 827         (void) SIGNAL( LDAP_SIGUSR1, slap_sig_wake );
 828         (void) SIGNAL( LDAP_SIGUSR2, slap_sig_shutdown );
 829
 830 #ifdef SIGPIPE
 831         (void) SIGNAL( SIGPIPE, SIG_IGN );
 832 #endif
 833 #ifdef SIGHUP
 834         (void) SIGNAL( SIGHUP, slap_sig_shutdown );
 835 #endif
 836         (void) SIGNAL( SIGINT, slap_sig_shutdown );
 837         (void) SIGNAL( SIGTERM, slap_sig_shutdown );
 838 #ifdef SIGTRAP
 839         (void) SIGNAL( SIGTRAP, slap_sig_shutdown );
 840 #endif
 841 #ifdef LDAP_SIGCHLD
 842         (void) SIGNAL( LDAP_SIGCHLD, wait4child );
 843 #endif
 844 #ifdef SIGBREAK
 845         /* SIGBREAK is generated when Ctrl-Break is pressed. */
 846         (void) SIGNAL( SIGBREAK, slap_sig_shutdown );
 847 #endif
 848
 849 #ifndef HAVE_WINSOCK
 850         lutil_detach( no_detach, 0 );
 851 #endif /* HAVE_WINSOCK */
 852
 853 #ifdef CSRIMALLOC
 854         mal_leaktrace(1);
 855 #endif
 856
 857         if ( slapd_pid_file != NULL ) {
 858                 FILE *fp = fopen( slapd_pid_file, "w" );
 859
 860                 if ( fp == NULL ) {
 861                         int save_errno = errno;
 862
 863                         Debug( LDAP_DEBUG_ANY, "unable to open pid file "
 864                                 "\"%s\": %d (%s)\n",
 865                                 slapd_pid_file,
 866                                 save_errno, strerror( save_errno ) );
 867
 868                         free( slapd_pid_file );
 869                         slapd_pid_file = NULL;
 870
 871                         rc = 1;
 872                         goto destroy;
 873                 }
 874                 fprintf( fp, "%d\n", (int) getpid() );
 875                 fclose( fp );
 876                 slapd_pid_file_unlink = 1;
 877         }
 878
 879         if ( slapd_args_file != NULL ) {
 880                 FILE *fp = fopen( slapd_args_file, "w" );
 881
 882                 if ( fp == NULL ) {
 883                         int save_errno = errno;
 884
 885                         Debug( LDAP_DEBUG_ANY, "unable to open args file "
 886                                 "\"%s\": %d (%s)\n",
 887                                 slapd_args_file,
 888                                 save_errno, strerror( save_errno ) );
 889
 890                         free( slapd_args_file );
 891                         slapd_args_file = NULL;
 892
 893                         rc = 1;
 894                         goto destroy;
 895                 }
 896
 897                 for ( i = 0; i < g_argc; i++ ) {
 898                         fprintf( fp, "%s ", g_argv[i] );
 899                 }
 900                 fprintf( fp, "\n" );
 901                 fclose( fp );
 902                 slapd_args_file_unlink = 1;
 903         }
 904
 905         /*
 906          * FIXME: moved here from slapd_daemon_task()
 907          * because back-monitor db_open() needs it
 908          */
 909         time( &starttime );
 910
 911         if ( slap_startup( NULL ) != 0 ) {
 912                 rc = 1;
 913                 SERVICE_EXIT( ERROR_SERVICE_SPECIFIC_ERROR, 21 );
 914                 goto shutdown;
 915         }
 916
 917         Debug( LDAP_DEBUG_ANY, "slapd starting\n", 0, 0, 0 );
 918
 919 #ifdef HAVE_NT_EVENT_LOG
 920         if (is_NT_Service)
 921         lutil_LogStartedEvent( serverName, slap_debug, configfile ?
 922                 configfile : SLAPD_DEFAULT_CONFIGFILE , urls );
 923 #endif
 924
 925         rc = slapd_daemon();
 926
 927 #ifdef HAVE_NT_SERVICE_MANAGER
 928         /* Throw away the event that we used during the startup process. */
 929         if ( is_NT_Service )
 930                 ldap_pvt_thread_cond_destroy( &started_event );
 931 #endif
 932
 933 shutdown:
 934         /* remember an error during shutdown */
 935         rc |= slap_shutdown( NULL );
 936
 937 destroy:
 938         /* remember an error during destroy */
 939         rc |= slap_destroy();
 940
 941         while ( !LDAP_STAILQ_EMPTY( &slap_sync_cookie )) {
 942                 scp = LDAP_STAILQ_FIRST( &slap_sync_cookie );
 943                 LDAP_STAILQ_REMOVE_HEAD( &slap_sync_cookie, sc_next );
 944                 ch_free( scp );
 945         }
 946
 947 #ifdef SLAPD_MODULES
 948         module_kill();
 949 #endif
 950
 951         slap_op_destroy();
 952
 953         extops_kill();
 954
 955         supported_feature_destroy();
 956         entry_info_destroy();
 957
 958 stop:
 959 #ifdef HAVE_NT_EVENT_LOG
 960         if (is_NT_Service)
 961         lutil_LogStoppedEvent( serverName );
 962 #endif
 963
 964         Debug( LDAP_DEBUG_ANY, "slapd stopped.\n", 0, 0, 0 );
 965
 966
 967 #ifdef HAVE_NT_SERVICE_MANAGER
 968         lutil_ReportShutdownComplete();
 969 #endif
 970
 971 #ifdef LOG_DEBUG
 972     closelog();
 973 #endif
 974         slapd_daemon_destroy();
 975
 976         controls_destroy();
 977
 978         schema_destroy();
 979
 980         lutil_passwd_destroy();
 981
 982 #ifdef HAVE_TLS
 983         if ( slap_tls_ld ) {
 984                 SSL_CTX_free( slap_tls_ctx );
 985                 ldap_unbind_ext( slap_tls_ld, NULL, NULL );
 986         }
 987         ldap_pvt_tls_destroy();
 988 #endif
 989
 990         slap_sasl_regexp_destroy();
 991
 992         if ( slapd_pid_file_unlink ) {
 993                 unlink( slapd_pid_file );
 994         }
 995         if ( slapd_args_file_unlink ) {
 996                 unlink( slapd_args_file );
 997         }
 998
 999         config_destroy();
1000
1001         if ( configfile )
1002                 ch_free( configfile );
1003         if ( configdir )
1004                 ch_free( configdir );
1005         if ( urls )
1006                 ch_free( urls );
1007
1008         /* kludge, get symbols referenced */
1009         tavl_free( NULL, NULL );
1010
1011 #ifdef CSRIMALLOC
1012         mal_dumpleaktrace( leakfile );
1013 #endif
1014
1015         MAIN_RETURN(rc);
1016 }
1017
1018
1019 #ifdef LDAP_SIGCHLD
1020
1021 /*
1022  *  Catch and discard terminated child processes, to avoid zombies.
1023  */
1024
1025 static RETSIGTYPE
1026 wait4child( int sig )
1027 {
1028     int save_errno = errno;
1029
1030 #ifdef WNOHANG
1031     errno = 0;
1032 #ifdef HAVE_WAITPID
1033     while ( waitpid( (pid_t)-1, NULL, WNOHANG ) > 0 || errno == EINTR )
1034         ;       /* NULL */
1035 #else
1036     while ( wait3( NULL, WNOHANG, NULL ) > 0 || errno == EINTR )
1037         ;       /* NULL */
1038 #endif
1039 #else
1040     (void) wait( NULL );
1041 #endif
1042     (void) SIGNAL_REINSTALL( sig, wait4child );
1043     errno = save_errno;
1044 }
1045
1046 #endif /* LDAP_SIGCHLD */
1047