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
 108 #ifdef LOG_LOCAL4
 109 #define DEFAULT_SYSLOG_USER     LOG_LOCAL4
 110 #endif /* LOG_LOCAL4 */
 111
 112 static int
 113 slapd_opt_slp( const char *val, void *arg )
 114 {
 115 #ifdef HAVE_SLP
 116         /* NULL is default */
 117         if ( val == NULL || strcasecmp( val, "on" ) == 0 ) {
 118                 slapd_register_slp = 1;
 119
 120         } else if ( strcasecmp( val, "off" ) == 0 ) {
 121                 slapd_register_slp = 0;
 122
 123         /* NOTE: add support for URL specification? */
 124
 125         } else {
 126                 fprintf(stderr, "unrecognized value \"%s\" for SLP option\n", val );
 127                 return -1;
 128         }
 129
 130         return 0;
 131
 132 #else
 133         fputs( "slapd: SLP support is not available\n", stderr );
 134         return 0;
 135 #endif
 136 }
 137
 138 /*
 139  * Option helper structure:
 140  *
 141  * oh_nam       is left-hand part of <option>[=<value>]
 142  * oh_fnc       is handler function
 143  * oh_arg       is an optional arg to oh_fnc
 144  * oh_usage     is the one-line usage string related to the option,
 145  *              which is assumed to start with <option>[=<value>]
 146  *
 147  * please leave valid options in the structure, and optionally #ifdef
 148  * their processing inside the helper, so that reasonable and helpful
 149  * error messages can be generated if a disabled option is requested.
 150  */
 151 struct option_helper {
 152         struct berval   oh_name;
 153         int             (*oh_fnc)(const char *val, void *arg);
 154         void            *oh_arg;
 155         const char      *oh_usage;
 156 } option_helpers[] = {
 157         { BER_BVC("slp"),       slapd_opt_slp,  NULL, "slp[={on|off}] enable/disable SLP" },
 158         { BER_BVNULL, 0, NULL, NULL }
 159 };
 160
 161 #ifdef LOG_LOCAL4
 162 static int
 163 parse_syslog_user( const char *arg, int *syslogUser )
 164 {
 165         static slap_verbmasks syslogUsers[] = {
 166                 { BER_BVC( "LOCAL0" ), LOG_LOCAL0 },
 167                 { BER_BVC( "LOCAL1" ), LOG_LOCAL1 },
 168                 { BER_BVC( "LOCAL2" ), LOG_LOCAL2 },
 169                 { BER_BVC( "LOCAL3" ), LOG_LOCAL3 },
 170                 { BER_BVC( "LOCAL4" ), LOG_LOCAL4 },
 171                 { BER_BVC( "LOCAL5" ), LOG_LOCAL5 },
 172                 { BER_BVC( "LOCAL6" ), LOG_LOCAL6 },
 173                 { BER_BVC( "LOCAL7" ), LOG_LOCAL7 },
 174 #ifdef LOG_USER
 175                 { BER_BVC( "USER" ), LOG_USER },
 176 #endif /* LOG_USER */
 177 #ifdef LOG_DAEMON
 178                 { BER_BVC( "DAEMON" ), LOG_DAEMON },
 179 #endif /* LOG_DAEMON */
 180                 { BER_BVNULL, 0 }
 181         };
 182         int i = verb_to_mask( optarg, syslogUsers );
 183
 184         if ( BER_BVISNULL( &syslogUsers[ i ].word ) ) {
 185                 Debug( LDAP_DEBUG_ANY,
 186                         "unrecognized syslog user \"%s\".\n",
 187                         optarg, 0, 0 );
 188                 return 1;
 189         }
 190
 191         *syslogUser = syslogUsers[ i ].mask;
 192
 193         return 0;
 194 }
 195 #endif /* LOG_LOCAL4 */
 196
 197 static int
 198 parse_syslog_level( const char *arg, int *levelp )
 199 {
 200         static slap_verbmasks   str2syslog_level[] = {
 201                 { BER_BVC( "EMERG" ),   LOG_EMERG },
 202                 { BER_BVC( "ALERT" ),   LOG_ALERT },
 203                 { BER_BVC( "CRIT" ),    LOG_CRIT },
 204                 { BER_BVC( "ERR" ),     LOG_ERR },
 205                 { BER_BVC( "WARNING" ), LOG_WARNING },
 206                 { BER_BVC( "NOTICE" ),  LOG_NOTICE },
 207                 { BER_BVC( "INFO" ),    LOG_INFO },
 208                 { BER_BVC( "DEBUG" ),   LOG_DEBUG },
 209                 { BER_BVNULL, 0 }
 210         };
 211         int i = verb_to_mask( arg, str2syslog_level );
 212         if ( BER_BVISNULL( &str2syslog_level[ i ].word ) ) {
 213                 Debug( LDAP_DEBUG_ANY,
 214                         "unknown syslog level \"%s\".\n",
 215                         arg, 0, 0 );
 216                 return 1;
 217         }
 218
 219         *levelp = str2syslog_level[ i ].mask;
 220
 221         return 0;
 222 }
 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 = 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
 373 #ifdef CSRIMALLOC
 374         FILE *leakfile;
 375         if( ( leakfile = fopen( "slapd.leak", "w" )) == NULL ) {
 376                 leakfile = stderr;
 377         }
 378 #endif
 379
 380         slap_sl_mem_init();
 381
 382         (void) ldap_pvt_thread_initialize();
 383
 384         serverName = lutil_progname( "slapd", argc, argv );
 385
 386         if ( strcmp( serverName, "slapd" ) ) {
 387                 for (i=0; tools[i].name; i++) {
 388                         if ( !strcmp( serverName, tools[i].name ) ) {
 389                                 rc = tools[i].func(argc, argv);
 390                                 MAIN_RETURN(rc);
 391                         }
 392                 }
 393         }
 394
 395 #ifdef HAVE_NT_SERVICE_MANAGER
 396         {
 397                 int *i;
 398                 char *newConfigFile;
 399                 char *newConfigDir;
 400                 char *newUrls;
 401                 char *regService = NULL;
 402
 403                 if ( is_NT_Service ) {
 404                         lutil_CommenceStartupProcessing( serverName, slap_sig_shutdown );
 405                         if ( strcmp(serverName, SERVICE_NAME) )
 406                             regService = serverName;
 407                 }
 408
 409                 i = (int*)lutil_getRegParam( regService, "DebugLevel" );
 410                 if ( i != NULL ) {
 411                         slap_debug = *i;
 412                         Debug( LDAP_DEBUG_ANY,
 413                                 "new debug level from registry is: %d\n", slap_debug, 0, 0 );
 414                 }
 415
 416                 newUrls = (char *) lutil_getRegParam(regService, "Urls");
 417                 if (newUrls) {
 418                     if (urls)
 419                         ch_free(urls);
 420
 421                     urls = ch_strdup(newUrls);
 422                     Debug(LDAP_DEBUG_ANY, "new urls from registry: %s\n",
 423                                 urls, 0, 0);
 424                 }
 425
 426                 newConfigFile = (char*)lutil_getRegParam( regService, "ConfigFile" );
 427                 if ( newConfigFile != NULL ) {
 428                         configfile = newConfigFile;
 429                         Debug ( LDAP_DEBUG_ANY, "new config file from registry is: %s\n", configfile, 0, 0 );
 430                 }
 431
 432                 newConfigDir = (char*)lutil_getRegParam( regService, "ConfigDir" );
 433                 if ( newConfigDir != NULL ) {
 434                         configdir = newConfigDir;
 435                         Debug ( LDAP_DEBUG_ANY, "new config dir from registry is: %s\n", configdir, 0, 0 );
 436                 }
 437         }
 438 #endif
 439
 440         while ( (i = getopt( argc, argv,
 441                              "c:d:f:F:h:n:o:s:tT:V"
 442 #if LDAP_PF_INET6
 443                                 "46"
 444 #endif
 445 #ifdef HAVE_CHROOT
 446                                 "r:"
 447 #endif
 448 #ifdef LDAP_SYSLOG
 449                                 "S:"
 450 #endif
 451 #ifdef LOG_LOCAL4
 452                                 "l:"
 453 #endif
 454 #if defined(HAVE_SETUID) && defined(HAVE_SETGID)
 455                                 "u:g:"
 456 #endif
 457                              )) != EOF ) {
 458                 switch ( i ) {
 459 #ifdef LDAP_PF_INET6
 460                 case '4':
 461                         slap_inet4or6 = AF_INET;
 462                         break;
 463                 case '6':
 464                         slap_inet4or6 = AF_INET6;
 465                         break;
 466 #endif
 467
 468                 case 'h':       /* listen URLs */
 469                         if ( urls != NULL ) free( urls );
 470                         urls = ch_strdup( optarg );
 471                         break;
 472
 473                 case 'c':       /* provide sync cookie, override if exist in replica */
 474                         scp = (struct sync_cookie *) ch_calloc( 1,
 475                                                                                 sizeof( struct sync_cookie ));
 476                         ber_str2bv( optarg, 0, 1, &scp->octet_str );
 477
 478                         /* This only parses out the rid at this point */
 479                         slap_parse_sync_cookie( scp, NULL );
 480
 481                         if ( scp->rid == -1 ) {
 482                                 Debug( LDAP_DEBUG_ANY,
 483                                                 "main: invalid cookie \"%s\"\n",
 484                                                 optarg, 0, 0 );
 485                                 slap_sync_cookie_free( scp, 1 );
 486                                 goto destroy;
 487                         }
 488
 489                         LDAP_STAILQ_FOREACH( scp_entry, &slap_sync_cookie, sc_next ) {
 490                                 if ( scp->rid == scp_entry->rid ) {
 491                                         Debug( LDAP_DEBUG_ANY,
 492                                                     "main: duplicated replica id in cookies\n",
 493                                                         0, 0, 0 );
 494                                         slap_sync_cookie_free( scp, 1 );
 495                                         goto destroy;
 496                                 }
 497                         }
 498                         LDAP_STAILQ_INSERT_TAIL( &slap_sync_cookie, scp, sc_next );
 499                         break;
 500
 501                 case 'd': {     /* set debug level and 'do not detach' flag */
 502                         int     level = 0;
 503
 504                         no_detach = 1;
 505                         if ( parse_debug_level( optarg, &level, &debug_unknowns ) ) {
 506                                 goto destroy;
 507                         }
 508 #ifdef LDAP_DEBUG
 509                         slap_debug |= level;
 510 #else
 511                         if ( level != 0 )
 512                                 fputs( "must compile with LDAP_DEBUG for debugging\n",
 513                                        stderr );
 514 #endif
 515                         } break;
 516
 517                 case 'f':       /* read config file */
 518                         configfile = ch_strdup( optarg );
 519                         break;
 520
 521                 case 'F':       /* use config dir */
 522                         configdir = ch_strdup( optarg );
 523                         break;
 524
 525                 case 'o': {
 526                         char            *val = strchr( optarg, '=' );
 527                         struct berval   opt;
 528                         int             i;
 529
 530                         opt.bv_val = optarg;
 531
 532                         if ( val ) {
 533                                 opt.bv_len = ( val - optarg );
 534                                 val++;
 535
 536                         } else {
 537                                 opt.bv_len = strlen( optarg );
 538                         }
 539
 540                         for ( i = 0; !BER_BVISNULL( &option_helpers[i].oh_name ); i++ ) {
 541                                 if ( ber_bvstrcasecmp( &option_helpers[i].oh_name, &opt ) == 0 ) {
 542                                         assert( option_helpers[i].oh_fnc != NULL );
 543                                         if ( (*option_helpers[i].oh_fnc)( val, option_helpers[i].oh_arg ) == -1 ) {
 544                                                 /* we assume the option parsing helper
 545                                                  * issues appropriate and self-explanatory
 546                                                  * error messages... */
 547                                                 goto stop;
 548                                         }
 549                                         break;
 550                                 }
 551                         }
 552
 553                         if ( BER_BVISNULL( &option_helpers[i].oh_name ) ) {
 554                                 goto unhandled_option;
 555                         }
 556                         break;
 557                 }
 558
 559                 case 's':       /* set syslog level */
 560                         if ( parse_debug_level( optarg, &ldap_syslog, &syslog_unknowns ) ) {
 561                                 goto destroy;
 562                         }
 563                         break;
 564
 565 #if defined(LDAP_DEBUG) && defined(LDAP_SYSLOG)
 566                 case 'S':
 567                         if ( parse_syslog_level( optarg, &ldap_syslog_level ) ) {
 568                                 goto destroy;
 569                         }
 570                         break;
 571 #endif /* LDAP_DEBUG && LDAP_SYSLOG */
 572
 573 #ifdef LOG_LOCAL4
 574                 case 'l':       /* set syslog local user */
 575                         if ( parse_syslog_user( optarg, &syslogUser ) ) {
 576                                 goto destroy;
 577                         }
 578                         break;
 579 #endif
 580
 581 #ifdef HAVE_CHROOT
 582                 case 'r':
 583                         if( sandbox ) free(sandbox);
 584                         sandbox = ch_strdup( optarg );
 585                         break;
 586 #endif
 587
 588 #if defined(HAVE_SETUID) && defined(HAVE_SETGID)
 589                 case 'u':       /* user name */
 590                         if( username ) free(username);
 591                         username = ch_strdup( optarg );
 592                         break;
 593
 594                 case 'g':       /* group name */
 595                         if( groupname ) free(groupname);
 596                         groupname = ch_strdup( optarg );
 597                         break;
 598 #endif /* SETUID && GETUID */
 599
 600                 case 'n':  /* NT service name */
 601                         serverName = ch_strdup( optarg );
 602                         break;
 603
 604                 case 't':
 605                         /* deprecated; use slaptest instead */
 606                         fprintf( stderr, "option -t deprecated; "
 607                                 "use slaptest command instead\n" );
 608                         check |= CHECK_CONFIG;
 609                         break;
 610
 611                 case 'V':
 612                         version++;
 613                         break;
 614
 615                 case 'T':
 616                         /* try full option string first */
 617                         for ( i = 0; tools[i].name; i++ ) {
 618                                 if ( strcmp( optarg, &tools[i].name[4] ) == 0 ) {
 619                                         rc = tools[i].func( argc, argv );
 620                                         MAIN_RETURN( rc );
 621                                 }
 622                         }
 623
 624                         /* try bits of option string (backward compatibility for single char) */
 625                         l = strlen( optarg );
 626                         for ( i = 0; tools[i].name; i++ ) {
 627                                 if ( strncmp( optarg, &tools[i].name[4], l ) == 0 ) {
 628                                         rc = tools[i].func( argc, argv );
 629                                         MAIN_RETURN( rc );
 630                                 }
 631                         }
 632
 633                         /* issue error */
 634                         serverName = optarg;
 635                         serverNamePrefix = "slap";
 636                         fprintf( stderr, "program name \"%s%s\" unrecognized; "
 637                                         "aborting...\n", serverNamePrefix, serverName );
 638                         /* FALLTHRU */
 639                 default:
 640 unhandled_option:;
 641                         usage( argv[0] );
 642                         rc = 1;
 643                         SERVICE_EXIT( ERROR_SERVICE_SPECIFIC_ERROR, 15 );
 644                         goto stop;
 645                 }
 646         }
 647
 648         ber_set_option(NULL, LBER_OPT_DEBUG_LEVEL, &slap_debug);
 649         ldap_set_option(NULL, LDAP_OPT_DEBUG_LEVEL, &slap_debug);
 650         ldif_debug = slap_debug;
 651
 652         if ( version ) {
 653                 fprintf( stderr, "%s\n", Versionstr );
 654                 if ( version > 1 ) goto stop;
 655         }
 656
 657         {
 658                 char *logName;
 659 #ifdef HAVE_EBCDIC
 660                 logName = ch_strdup( serverName );
 661                 __atoe( logName );
 662 #else
 663                 logName = serverName;
 664 #endif
 665
 666 #ifdef LOG_LOCAL4
 667                 openlog( logName, OPENLOG_OPTIONS, syslogUser );
 668 #elif LOG_DEBUG
 669                 openlog( logName, OPENLOG_OPTIONS );
 670 #endif
 671 #ifdef HAVE_EBCDIC
 672                 free( logName );
 673 #endif
 674         }
 675
 676         Debug( LDAP_DEBUG_ANY, "%s", Versionstr, 0, 0 );
 677
 678         if( check == CHECK_NONE && slapd_daemon_init( urls ) != 0 ) {
 679                 rc = 1;
 680                 SERVICE_EXIT( ERROR_SERVICE_SPECIFIC_ERROR, 16 );
 681                 goto stop;
 682         }
 683
 684 #if defined(HAVE_CHROOT)
 685         if ( sandbox ) {
 686                 if ( chdir( sandbox ) ) {
 687                         perror("chdir");
 688                         rc = 1;
 689                         goto stop;
 690                 }
 691                 if ( chroot( sandbox ) ) {
 692                         perror("chroot");
 693                         rc = 1;
 694                         goto stop;
 695                 }
 696         }
 697 #endif
 698
 699 #if defined(HAVE_SETUID) && defined(HAVE_SETGID)
 700         if ( username != NULL || groupname != NULL ) {
 701                 slap_init_user( username, groupname );
 702         }
 703 #endif
 704
 705         extops_init();
 706         lutil_passwd_init();
 707         slap_op_init();
 708
 709         rc = slap_init( serverMode, serverName );
 710         if ( rc ) {
 711                 SERVICE_EXIT( ERROR_SERVICE_SPECIFIC_ERROR, 18 );
 712                 goto destroy;
 713         }
 714
 715         if ( read_config( configfile, configdir ) != 0 ) {
 716                 rc = 1;
 717                 SERVICE_EXIT( ERROR_SERVICE_SPECIFIC_ERROR, 19 );
 718
 719                 if ( check & CHECK_CONFIG ) {
 720                         fprintf( stderr, "config check failed\n" );
 721                 }
 722
 723                 goto destroy;
 724         }
 725
 726         if ( debug_unknowns ) {
 727                 rc = parse_debug_unknowns( debug_unknowns, &slap_debug );
 728                 ldap_charray_free( debug_unknowns );
 729                 debug_unknowns = NULL;
 730                 if ( rc )
 731                         goto destroy;
 732         }
 733         if ( syslog_unknowns ) {
 734                 rc = parse_debug_unknowns( syslog_unknowns, &ldap_syslog );
 735                 ldap_charray_free( syslog_unknowns );
 736                 syslog_unknowns = NULL;
 737                 if ( rc )
 738                         goto destroy;
 739         }
 740
 741         if ( check & CHECK_CONFIG ) {
 742                 fprintf( stderr, "config check succeeded\n" );
 743
 744                 check &= ~CHECK_CONFIG;
 745                 if ( check == CHECK_NONE ) {
 746                         rc = 0;
 747                         goto destroy;
 748                 }
 749         }
 750
 751         if ( glue_sub_attach( ) != 0 ) {
 752                 Debug( LDAP_DEBUG_ANY,
 753                     "subordinate config error\n",
 754                     0, 0, 0 );
 755
 756                 goto destroy;
 757         }
 758
 759         if ( slap_schema_check( ) != 0 ) {
 760                 Debug( LDAP_DEBUG_ANY,
 761                     "schema prep error\n",
 762                     0, 0, 0 );
 763
 764                 goto destroy;
 765         }
 766
 767 #ifdef HAVE_TLS
 768         rc = ldap_pvt_tls_init();
 769         if( rc != 0) {
 770                 Debug( LDAP_DEBUG_ANY,
 771                     "main: TLS init failed: %d\n",
 772                     0, 0, 0 );
 773                 rc = 1;
 774                 SERVICE_EXIT( ERROR_SERVICE_SPECIFIC_ERROR, 20 );
 775                 goto destroy;
 776         }
 777
 778         {
 779                 void *def_ctx = NULL;
 780
 781                 /* Save existing default ctx, if any */
 782                 ldap_pvt_tls_get_option( NULL, LDAP_OPT_X_TLS_CTX, &def_ctx );
 783
 784                 /* Force new ctx to be created */
 785                 ldap_pvt_tls_set_option( NULL, LDAP_OPT_X_TLS_CTX, NULL );
 786
 787                 rc = ldap_pvt_tls_init_def_ctx( 1 );
 788                 if( rc == 0 ) {
 789                         ldap_pvt_tls_get_option( NULL, LDAP_OPT_X_TLS_CTX, &slap_tls_ctx );
 790                         /* Restore previous ctx */
 791                         ldap_pvt_tls_set_option( NULL, LDAP_OPT_X_TLS_CTX, def_ctx );
 792                         load_extop( &slap_EXOP_START_TLS, 0, starttls_extop );
 793                 } else if ( rc != LDAP_NOT_SUPPORTED ) {
 794                         Debug( LDAP_DEBUG_ANY,
 795                             "main: TLS init def ctx failed: %d\n",
 796                             rc, 0, 0 );
 797                         rc = 1;
 798                         SERVICE_EXIT( ERROR_SERVICE_SPECIFIC_ERROR, 20 );
 799                         goto destroy;
 800                 }
 801         }
 802 #endif
 803
 804         (void) SIGNAL( LDAP_SIGUSR1, slap_sig_wake );
 805         (void) SIGNAL( LDAP_SIGUSR2, slap_sig_shutdown );
 806
 807 #ifdef SIGPIPE
 808         (void) SIGNAL( SIGPIPE, SIG_IGN );
 809 #endif
 810 #ifdef SIGHUP
 811         (void) SIGNAL( SIGHUP, slap_sig_shutdown );
 812 #endif
 813         (void) SIGNAL( SIGINT, slap_sig_shutdown );
 814         (void) SIGNAL( SIGTERM, slap_sig_shutdown );
 815 #ifdef SIGTRAP
 816         (void) SIGNAL( SIGTRAP, slap_sig_shutdown );
 817 #endif
 818 #ifdef LDAP_SIGCHLD
 819         (void) SIGNAL( LDAP_SIGCHLD, wait4child );
 820 #endif
 821 #ifdef SIGBREAK
 822         /* SIGBREAK is generated when Ctrl-Break is pressed. */
 823         (void) SIGNAL( SIGBREAK, slap_sig_shutdown );
 824 #endif
 825
 826 #ifndef HAVE_WINSOCK
 827         lutil_detach( no_detach, 0 );
 828 #endif /* HAVE_WINSOCK */
 829
 830 #ifdef CSRIMALLOC
 831         mal_leaktrace(1);
 832 #endif
 833
 834         if ( slapd_pid_file != NULL ) {
 835                 FILE *fp = fopen( slapd_pid_file, "w" );
 836
 837                 if ( fp == NULL ) {
 838                         int save_errno = errno;
 839
 840                         Debug( LDAP_DEBUG_ANY, "unable to open pid file "
 841                                 "\"%s\": %d (%s)\n",
 842                                 slapd_pid_file,
 843                                 save_errno, strerror( save_errno ) );
 844
 845                         free( slapd_pid_file );
 846                         slapd_pid_file = NULL;
 847
 848                         rc = 1;
 849                         goto destroy;
 850                 }
 851                 fprintf( fp, "%d\n", (int) getpid() );
 852                 fclose( fp );
 853                 slapd_pid_file_unlink = 1;
 854         }
 855
 856         if ( slapd_args_file != NULL ) {
 857                 FILE *fp = fopen( slapd_args_file, "w" );
 858
 859                 if ( fp == NULL ) {
 860                         int save_errno = errno;
 861
 862                         Debug( LDAP_DEBUG_ANY, "unable to open args file "
 863                                 "\"%s\": %d (%s)\n",
 864                                 slapd_args_file,
 865                                 save_errno, strerror( save_errno ) );
 866
 867                         free( slapd_args_file );
 868                         slapd_args_file = NULL;
 869
 870                         rc = 1;
 871                         goto destroy;
 872                 }
 873
 874                 for ( i = 0; i < g_argc; i++ ) {
 875                         fprintf( fp, "%s ", g_argv[i] );
 876                 }
 877                 fprintf( fp, "\n" );
 878                 fclose( fp );
 879                 slapd_args_file_unlink = 1;
 880         }
 881
 882         /*
 883          * FIXME: moved here from slapd_daemon_task()
 884          * because back-monitor db_open() needs it
 885          */
 886         time( &starttime );
 887
 888         if ( slap_startup( NULL ) != 0 ) {
 889                 rc = 1;
 890                 SERVICE_EXIT( ERROR_SERVICE_SPECIFIC_ERROR, 21 );
 891                 goto shutdown;
 892         }
 893
 894         Debug( LDAP_DEBUG_ANY, "slapd starting\n", 0, 0, 0 );
 895
 896 #ifdef HAVE_NT_EVENT_LOG
 897         if (is_NT_Service)
 898         lutil_LogStartedEvent( serverName, slap_debug, configfile ?
 899                 configfile : SLAPD_DEFAULT_CONFIGFILE , urls );
 900 #endif
 901
 902         rc = slapd_daemon();
 903
 904 #ifdef HAVE_NT_SERVICE_MANAGER
 905         /* Throw away the event that we used during the startup process. */
 906         if ( is_NT_Service )
 907                 ldap_pvt_thread_cond_destroy( &started_event );
 908 #endif
 909
 910 shutdown:
 911         /* remember an error during shutdown */
 912         rc |= slap_shutdown( NULL );
 913
 914 destroy:
 915         /* remember an error during destroy */
 916         rc |= slap_destroy();
 917
 918         while ( !LDAP_STAILQ_EMPTY( &slap_sync_cookie )) {
 919                 scp = LDAP_STAILQ_FIRST( &slap_sync_cookie );
 920                 LDAP_STAILQ_REMOVE_HEAD( &slap_sync_cookie, sc_next );
 921                 ch_free( scp );
 922         }
 923
 924 #ifdef SLAPD_MODULES
 925         module_kill();
 926 #endif
 927
 928         slap_op_destroy();
 929
 930         extops_kill();
 931
 932         supported_feature_destroy();
 933         entry_info_destroy();
 934
 935 stop:
 936 #ifdef HAVE_NT_EVENT_LOG
 937         if (is_NT_Service)
 938         lutil_LogStoppedEvent( serverName );
 939 #endif
 940
 941         Debug( LDAP_DEBUG_ANY, "slapd stopped.\n", 0, 0, 0 );
 942
 943
 944 #ifdef HAVE_NT_SERVICE_MANAGER
 945         lutil_ReportShutdownComplete();
 946 #endif
 947
 948 #ifdef LOG_DEBUG
 949     closelog();
 950 #endif
 951         slapd_daemon_destroy();
 952
 953         controls_destroy();
 954
 955         schema_destroy();
 956
 957         lutil_passwd_destroy();
 958
 959 #ifdef HAVE_TLS
 960         ldap_pvt_tls_destroy();
 961 #endif
 962
 963         if ( slapd_pid_file_unlink ) {
 964                 unlink( slapd_pid_file );
 965         }
 966         if ( slapd_args_file_unlink ) {
 967                 unlink( slapd_args_file );
 968         }
 969
 970         config_destroy();
 971
 972         if ( configfile )
 973                 ch_free( configfile );
 974         if ( configdir )
 975                 ch_free( configdir );
 976         if ( urls )
 977                 ch_free( urls );
 978
 979 #ifdef CSRIMALLOC
 980         mal_dumpleaktrace( leakfile );
 981 #endif
 982
 983         MAIN_RETURN(rc);
 984 }
 985
 986
 987 #ifdef LDAP_SIGCHLD
 988
 989 /*
 990  *  Catch and discard terminated child processes, to avoid zombies.
 991  */
 992
 993 static RETSIGTYPE
 994 wait4child( int sig )
 995 {
 996     int save_errno = errno;
 997
 998 #ifdef WNOHANG
 999     errno = 0;
1000 #ifdef HAVE_WAITPID
1001     while ( waitpid( (pid_t)-1, NULL, WNOHANG ) > 0 || errno == EINTR )
1002         ;       /* NULL */
1003 #else
1004     while ( wait3( NULL, WNOHANG, NULL ) > 0 || errno == EINTR )
1005         ;       /* NULL */
1006 #endif
1007 #else
1008     (void) wait( NULL );
1009 #endif
1010     (void) SIGNAL_REINSTALL( sig, wait4child );
1011     errno = save_errno;
1012 }
1013
1014 #endif /* LDAP_SIGCHLD */
1015