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 1998-2005 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_level( const char *arg, int *levelp )
 226 {
 227         int     level;
 228
 229         if ( arg != NULL && arg[ 0 ] != '-' && !isdigit( arg[ 0 ] ) )
 230         {
 231                 int     i, goterr = 0;
 232                 char    **levels;
 233
 234                 levels = ldap_str2charray( arg, "," );
 235
 236                 for ( i = 0; levels[ i ] != NULL; i++ ) {
 237                         level = 0;
 238
 239                         if ( str2loglevel( levels[ i ], &level ) ) {
 240                                 fprintf( stderr,
 241                                         "unrecognized log level "
 242                                         "\"%s\"\n", levels[ i ] );
 243                                 goterr = 1;
 244                                 /* but keep parsing... */
 245
 246                         } else {
 247                                 *levelp |= level;
 248                         }
 249                 }
 250
 251                 ldap_charray_free( levels );
 252
 253                 if ( goterr ) {
 254                         return 1;
 255                 }
 256
 257         } else {
 258                 if ( lutil_atoix( &level, arg, 0 ) != 0 ) {
 259                         fprintf( stderr,
 260                                 "unrecognized log level "
 261                                 "\"%s\"\n", arg );
 262                         return 1;
 263                 }
 264
 265                 if ( level == 0 ) {
 266                         *levelp = 0;
 267
 268                 } else {
 269                         *levelp |= level;
 270                 }
 271         }
 272
 273         return 0;
 274 }
 275
 276 static void
 277 usage( char *name )
 278 {
 279         fprintf( stderr,
 280                 "usage: %s options\n", name );
 281         fprintf( stderr,
 282                 "\t-4\t\tIPv4 only\n"
 283                 "\t-6\t\tIPv6 only\n"
 284                 "\t-T {acl|add|auth|cat|dn|index|passwd|test}\n"
 285                 "\t\t\tRun in Tool mode\n"
 286                 "\t-c cookie\tSync cookie of consumer\n"
 287                 "\t-d level\tDebug level" "\n"
 288                 "\t-f filename\tConfiguration file\n"
 289                 "\t-F dir\tConfiguration directory\n"
 290 #if defined(HAVE_SETUID) && defined(HAVE_SETGID)
 291                 "\t-g group\tGroup (id or name) to run as\n"
 292 #endif
 293                 "\t-h URLs\t\tList of URLs to serve\n"
 294 #ifdef LOG_LOCAL4
 295                 "\t-l facility\tSyslog facility (default: LOCAL4)\n"
 296 #endif
 297                 "\t-n serverName\tService name\n"
 298                 "\t-o <opt>[=val] generic means to specify options" );
 299         if ( !BER_BVISNULL( &option_helpers[0].oh_name ) ) {
 300                 int     i;
 301
 302                 fprintf( stderr, "; supported options:\n" );
 303                 for ( i = 0; !BER_BVISNULL( &option_helpers[i].oh_name ); i++) {
 304                         fprintf( stderr, "\t\t%s\n", option_helpers[i].oh_usage );
 305                 }
 306         } else {
 307                 fprintf( stderr, "\n" );
 308         }
 309         fprintf( stderr,
 310 #ifdef HAVE_CHROOT
 311                 "\t-r directory\tSandbox directory to chroot to\n"
 312 #endif
 313                 "\t-s level\tSyslog level\n"
 314 #if defined(HAVE_SETUID) && defined(HAVE_SETGID)
 315                 "\t-u user\t\tUser (id or name) to run as\n"
 316 #endif
 317                 "\t-V\t\tprint version info (-VV only)\n"
 318     );
 319 }
 320
 321 #ifdef HAVE_NT_SERVICE_MANAGER
 322 void WINAPI ServiceMain( DWORD argc, LPTSTR *argv )
 323 #else
 324 int main( int argc, char **argv )
 325 #endif
 326 {
 327         int             i, no_detach = 0;
 328         int             rc = 1;
 329         char *urls = NULL;
 330 #if defined(HAVE_SETUID) && defined(HAVE_SETGID)
 331         char *username = NULL;
 332         char *groupname = NULL;
 333 #endif
 334 #if defined(HAVE_CHROOT)
 335         char *sandbox = NULL;
 336 #endif
 337 #ifdef LOG_LOCAL4
 338         int syslogUser = DEFAULT_SYSLOG_USER;
 339 #endif
 340
 341         int g_argc = argc;
 342         char **g_argv = argv;
 343
 344         char *configfile = NULL;
 345         char *configdir = NULL;
 346         char *serverName;
 347         int serverMode = SLAP_SERVER_MODE;
 348
 349         struct sync_cookie *scp = NULL;
 350         struct sync_cookie *scp_entry = NULL;
 351
 352         char *serverNamePrefix = "";
 353         size_t  l;
 354
 355         int slapd_pid_file_unlink = 0, slapd_args_file_unlink = 0;
 356
 357 #ifdef CSRIMALLOC
 358         FILE *leakfile;
 359         if( ( leakfile = fopen( "slapd.leak", "w" )) == NULL ) {
 360                 leakfile = stderr;
 361         }
 362 #endif
 363
 364         slap_sl_mem_init();
 365
 366         (void) ldap_pvt_thread_initialize();
 367
 368         serverName = lutil_progname( "slapd", argc, argv );
 369
 370         if ( strcmp( serverName, "slapd" ) ) {
 371                 for (i=0; tools[i].name; i++) {
 372                         if ( !strcmp( serverName, tools[i].name ) ) {
 373                                 rc = tools[i].func(argc, argv);
 374                                 MAIN_RETURN(rc);
 375                         }
 376                 }
 377         }
 378
 379 #ifdef HAVE_NT_SERVICE_MANAGER
 380         {
 381                 int *i;
 382                 char *newConfigFile;
 383                 char *newConfigDir;
 384                 char *newUrls;
 385                 char *regService = NULL;
 386
 387                 if ( is_NT_Service ) {
 388                         lutil_CommenceStartupProcessing( serverName, slap_sig_shutdown );
 389                         if ( strcmp(serverName, SERVICE_NAME) )
 390                             regService = serverName;
 391                 }
 392
 393                 i = (int*)lutil_getRegParam( regService, "DebugLevel" );
 394                 if ( i != NULL ) {
 395                         slap_debug = *i;
 396                         Debug( LDAP_DEBUG_ANY,
 397                                 "new debug level from registry is: %d\n", slap_debug, 0, 0 );
 398                 }
 399
 400                 newUrls = (char *) lutil_getRegParam(regService, "Urls");
 401                 if (newUrls) {
 402                     if (urls)
 403                         ch_free(urls);
 404
 405                     urls = ch_strdup(newUrls);
 406                     Debug(LDAP_DEBUG_ANY, "new urls from registry: %s\n",
 407                                 urls, 0, 0);
 408                 }
 409
 410                 newConfigFile = (char*)lutil_getRegParam( regService, "ConfigFile" );
 411                 if ( newConfigFile != NULL ) {
 412                         configfile = newConfigFile;
 413                         Debug ( LDAP_DEBUG_ANY, "new config file from registry is: %s\n", configfile, 0, 0 );
 414                 }
 415
 416                 newConfigDir = (char*)lutil_getRegParam( regService, "ConfigDir" );
 417                 if ( newConfigDir != NULL ) {
 418                         configdir = newConfigDir;
 419                         Debug ( LDAP_DEBUG_ANY, "new config dir from registry is: %s\n", configdir, 0, 0 );
 420                 }
 421         }
 422 #endif
 423
 424         while ( (i = getopt( argc, argv,
 425                              "c:d:f:F:h:n:o:s:tT:V"
 426 #if LDAP_PF_INET6
 427                                 "46"
 428 #endif
 429 #ifdef HAVE_CHROOT
 430                                 "r:"
 431 #endif
 432 #ifdef LDAP_SYSLOG
 433                                 "S:"
 434 #endif
 435 #ifdef LOG_LOCAL4
 436                                 "l:"
 437 #endif
 438 #if defined(HAVE_SETUID) && defined(HAVE_SETGID)
 439                                 "u:g:"
 440 #endif
 441                              )) != EOF ) {
 442                 switch ( i ) {
 443 #ifdef LDAP_PF_INET6
 444                 case '4':
 445                         slap_inet4or6 = AF_INET;
 446                         break;
 447                 case '6':
 448                         slap_inet4or6 = AF_INET6;
 449                         break;
 450 #endif
 451
 452                 case 'h':       /* listen URLs */
 453                         if ( urls != NULL ) free( urls );
 454                         urls = ch_strdup( optarg );
 455                         break;
 456
 457                 case 'c':       /* provide sync cookie, override if exist in replica */
 458                         scp = (struct sync_cookie *) ch_calloc( 1,
 459                                                                                 sizeof( struct sync_cookie ));
 460                         ber_str2bv( optarg, 0, 1, &scp->octet_str );
 461
 462                         /* This only parses out the rid at this point */
 463                         slap_parse_sync_cookie( scp, NULL );
 464
 465                         if ( scp->rid == -1 ) {
 466                                 Debug( LDAP_DEBUG_ANY,
 467                                                 "main: invalid cookie \"%s\"\n",
 468                                                 optarg, 0, 0 );
 469                                 slap_sync_cookie_free( scp, 1 );
 470                                 goto destroy;
 471                         }
 472
 473                         LDAP_STAILQ_FOREACH( scp_entry, &slap_sync_cookie, sc_next ) {
 474                                 if ( scp->rid == scp_entry->rid ) {
 475                                         Debug( LDAP_DEBUG_ANY,
 476                                                     "main: duplicated replica id in cookies\n",
 477                                                         0, 0, 0 );
 478                                         slap_sync_cookie_free( scp, 1 );
 479                                         goto destroy;
 480                                 }
 481                         }
 482                         LDAP_STAILQ_INSERT_TAIL( &slap_sync_cookie, scp, sc_next );
 483                         break;
 484
 485                 case 'd': {     /* set debug level and 'do not detach' flag */
 486                         int     level = 0;
 487
 488                         no_detach = 1;
 489                         if ( parse_debug_level( optarg, &level ) ) {
 490                                 goto destroy;
 491                         }
 492 #ifdef LDAP_DEBUG
 493                         slap_debug |= level;
 494 #else
 495                         if ( level != 0 )
 496                                 fputs( "must compile with LDAP_DEBUG for debugging\n",
 497                                        stderr );
 498 #endif
 499                         } break;
 500
 501                 case 'f':       /* read config file */
 502                         configfile = ch_strdup( optarg );
 503                         break;
 504
 505                 case 'F':       /* use config dir */
 506                         configdir = ch_strdup( optarg );
 507                         break;
 508
 509                 case 'o': {
 510                         char            *val = strchr( optarg, '=' );
 511                         struct berval   opt;
 512                         int             i;
 513
 514                         opt.bv_val = optarg;
 515
 516                         if ( val ) {
 517                                 opt.bv_len = ( val - optarg );
 518                                 val++;
 519
 520                         } else {
 521                                 opt.bv_len = strlen( optarg );
 522                         }
 523
 524                         for ( i = 0; !BER_BVISNULL( &option_helpers[i].oh_name ); i++ ) {
 525                                 if ( ber_bvstrcasecmp( &option_helpers[i].oh_name, &opt ) == 0 ) {
 526                                         assert( option_helpers[i].oh_fnc != NULL );
 527                                         if ( (*option_helpers[i].oh_fnc)( val, option_helpers[i].oh_arg ) == -1 ) {
 528                                                 /* we assume the option parsing helper
 529                                                  * issues appropriate and self-explanatory
 530                                                  * error messages... */
 531                                                 goto stop;
 532                                         }
 533                                         break;
 534                                 }
 535                         }
 536
 537                         if ( BER_BVISNULL( &option_helpers[i].oh_name ) ) {
 538                                 goto unhandled_option;
 539                         }
 540                         break;
 541                 }
 542
 543                 case 's':       /* set syslog level */
 544                         if ( parse_debug_level( optarg, &ldap_syslog ) ) {
 545                                 goto destroy;
 546                         }
 547                         break;
 548
 549 #if defined(LDAP_DEBUG) && defined(LDAP_SYSLOG)
 550                 case 'S':
 551                         if ( parse_syslog_level( optarg, &ldap_syslog_level ) ) {
 552                                 goto destroy;
 553                         }
 554                         break;
 555 #endif /* LDAP_DEBUG && LDAP_SYSLOG */
 556
 557 #ifdef LOG_LOCAL4
 558                 case 'l':       /* set syslog local user */
 559                         if ( parse_syslog_user( optarg, &syslogUser ) ) {
 560                                 goto destroy;
 561                         }
 562                         break;
 563 #endif
 564
 565 #ifdef HAVE_CHROOT
 566                 case 'r':
 567                         if( sandbox ) free(sandbox);
 568                         sandbox = ch_strdup( optarg );
 569                         break;
 570 #endif
 571
 572 #if defined(HAVE_SETUID) && defined(HAVE_SETGID)
 573                 case 'u':       /* user name */
 574                         if( username ) free(username);
 575                         username = ch_strdup( optarg );
 576                         break;
 577
 578                 case 'g':       /* group name */
 579                         if( groupname ) free(groupname);
 580                         groupname = ch_strdup( optarg );
 581                         break;
 582 #endif /* SETUID && GETUID */
 583
 584                 case 'n':  /* NT service name */
 585                         serverName = ch_strdup( optarg );
 586                         break;
 587
 588                 case 't':
 589                         /* deprecated; use slaptest instead */
 590                         fprintf( stderr, "option -t deprecated; "
 591                                 "use slaptest command instead\n" );
 592                         check |= CHECK_CONFIG;
 593                         break;
 594
 595                 case 'V':
 596                         version++;
 597                         break;
 598
 599                 case 'T':
 600                         /* try full option string first */
 601                         for ( i = 0; tools[i].name; i++ ) {
 602                                 if ( strcmp( optarg, &tools[i].name[4] ) == 0 ) {
 603                                         rc = tools[i].func( argc, argv );
 604                                         MAIN_RETURN( rc );
 605                                 }
 606                         }
 607
 608                         /* try bits of option string (backward compatibility for single char) */
 609                         l = strlen( optarg );
 610                         for ( i = 0; tools[i].name; i++ ) {
 611                                 if ( strncmp( optarg, &tools[i].name[4], l ) == 0 ) {
 612                                         rc = tools[i].func( argc, argv );
 613                                         MAIN_RETURN( rc );
 614                                 }
 615                         }
 616
 617                         /* issue error */
 618                         serverName = optarg;
 619                         serverNamePrefix = "slap";
 620                         fprintf( stderr, "program name \"%s%s\" unrecognized; "
 621                                         "aborting...\n", serverNamePrefix, serverName );
 622                         /* FALLTHRU */
 623                 default:
 624 unhandled_option:;
 625                         usage( argv[0] );
 626                         rc = 1;
 627                         SERVICE_EXIT( ERROR_SERVICE_SPECIFIC_ERROR, 15 );
 628                         goto stop;
 629                 }
 630         }
 631
 632         ber_set_option(NULL, LBER_OPT_DEBUG_LEVEL, &slap_debug);
 633         ldap_set_option(NULL, LDAP_OPT_DEBUG_LEVEL, &slap_debug);
 634         ldif_debug = slap_debug;
 635
 636         if ( version ) {
 637                 fprintf( stderr, "%s\n", Versionstr );
 638                 if ( version > 1 ) goto stop;
 639         }
 640
 641         {
 642                 char *logName;
 643 #ifdef HAVE_EBCDIC
 644                 logName = ch_strdup( serverName );
 645                 __atoe( logName );
 646 #else
 647                 logName = serverName;
 648 #endif
 649
 650 #ifdef LOG_LOCAL4
 651                 openlog( logName, OPENLOG_OPTIONS, syslogUser );
 652 #elif LOG_DEBUG
 653                 openlog( logName, OPENLOG_OPTIONS );
 654 #endif
 655 #ifdef HAVE_EBCDIC
 656                 free( logName );
 657 #endif
 658         }
 659
 660         Debug( LDAP_DEBUG_ANY, "%s", Versionstr, 0, 0 );
 661
 662         if( check == CHECK_NONE && slapd_daemon_init( urls ) != 0 ) {
 663                 rc = 1;
 664                 SERVICE_EXIT( ERROR_SERVICE_SPECIFIC_ERROR, 16 );
 665                 goto stop;
 666         }
 667
 668 #if defined(HAVE_CHROOT)
 669         if ( sandbox ) {
 670                 if ( chdir( sandbox ) ) {
 671                         perror("chdir");
 672                         rc = 1;
 673                         goto stop;
 674                 }
 675                 if ( chroot( sandbox ) ) {
 676                         perror("chroot");
 677                         rc = 1;
 678                         goto stop;
 679                 }
 680         }
 681 #endif
 682
 683 #if defined(HAVE_SETUID) && defined(HAVE_SETGID)
 684         if ( username != NULL || groupname != NULL ) {
 685                 slap_init_user( username, groupname );
 686         }
 687 #endif
 688
 689         extops_init();
 690         lutil_passwd_init();
 691         slap_op_init();
 692
 693         rc = slap_init( serverMode, serverName );
 694         if ( rc ) {
 695                 SERVICE_EXIT( ERROR_SERVICE_SPECIFIC_ERROR, 18 );
 696                 goto destroy;
 697         }
 698
 699         if ( read_config( configfile, configdir ) != 0 ) {
 700                 rc = 1;
 701                 SERVICE_EXIT( ERROR_SERVICE_SPECIFIC_ERROR, 19 );
 702
 703                 if ( check & CHECK_CONFIG ) {
 704                         fprintf( stderr, "config check failed\n" );
 705                 }
 706
 707                 goto destroy;
 708         }
 709
 710         if ( check & CHECK_CONFIG ) {
 711                 fprintf( stderr, "config check succeeded\n" );
 712
 713                 check &= ~CHECK_CONFIG;
 714                 if ( check == CHECK_NONE ) {
 715                         rc = 0;
 716                         goto destroy;
 717                 }
 718         }
 719
 720         if ( glue_sub_attach( ) != 0 ) {
 721                 Debug( LDAP_DEBUG_ANY,
 722                     "subordinate config error\n",
 723                     0, 0, 0 );
 724
 725                 goto destroy;
 726         }
 727
 728         if ( slap_schema_check( ) != 0 ) {
 729                 Debug( LDAP_DEBUG_ANY,
 730                     "schema prep error\n",
 731                     0, 0, 0 );
 732
 733                 goto destroy;
 734         }
 735
 736 #ifdef HAVE_TLS
 737         rc = ldap_pvt_tls_init();
 738         if( rc != 0) {
 739                 Debug( LDAP_DEBUG_ANY,
 740                     "main: TLS init failed: %d\n",
 741                     0, 0, 0 );
 742                 rc = 1;
 743                 SERVICE_EXIT( ERROR_SERVICE_SPECIFIC_ERROR, 20 );
 744                 goto destroy;
 745         }
 746
 747         {
 748                 void *def_ctx = NULL;
 749
 750                 /* Save existing default ctx, if any */
 751                 ldap_pvt_tls_get_option( NULL, LDAP_OPT_X_TLS_CTX, &def_ctx );
 752
 753                 /* Force new ctx to be created */
 754                 ldap_pvt_tls_set_option( NULL, LDAP_OPT_X_TLS_CTX, NULL );
 755
 756                 rc = ldap_pvt_tls_init_def_ctx( 1 );
 757                 if( rc == 0 ) {
 758                         ldap_pvt_tls_get_option( NULL, LDAP_OPT_X_TLS_CTX, &slap_tls_ctx );
 759                         /* Restore previous ctx */
 760                         ldap_pvt_tls_set_option( NULL, LDAP_OPT_X_TLS_CTX, def_ctx );
 761                         load_extop( &slap_EXOP_START_TLS, 0, starttls_extop );
 762                 } else if ( rc != LDAP_NOT_SUPPORTED ) {
 763                         Debug( LDAP_DEBUG_ANY,
 764                             "main: TLS init def ctx failed: %d\n",
 765                             rc, 0, 0 );
 766                         rc = 1;
 767                         SERVICE_EXIT( ERROR_SERVICE_SPECIFIC_ERROR, 20 );
 768                         goto destroy;
 769                 }
 770         }
 771 #endif
 772
 773         (void) SIGNAL( LDAP_SIGUSR1, slap_sig_wake );
 774         (void) SIGNAL( LDAP_SIGUSR2, slap_sig_shutdown );
 775
 776 #ifdef SIGPIPE
 777         (void) SIGNAL( SIGPIPE, SIG_IGN );
 778 #endif
 779 #ifdef SIGHUP
 780         (void) SIGNAL( SIGHUP, slap_sig_shutdown );
 781 #endif
 782         (void) SIGNAL( SIGINT, slap_sig_shutdown );
 783         (void) SIGNAL( SIGTERM, slap_sig_shutdown );
 784 #ifdef SIGTRAP
 785         (void) SIGNAL( SIGTRAP, slap_sig_shutdown );
 786 #endif
 787 #ifdef LDAP_SIGCHLD
 788         (void) SIGNAL( LDAP_SIGCHLD, wait4child );
 789 #endif
 790 #ifdef SIGBREAK
 791         /* SIGBREAK is generated when Ctrl-Break is pressed. */
 792         (void) SIGNAL( SIGBREAK, slap_sig_shutdown );
 793 #endif
 794
 795 #ifndef HAVE_WINSOCK
 796         lutil_detach( no_detach, 0 );
 797 #endif /* HAVE_WINSOCK */
 798
 799 #ifdef CSRIMALLOC
 800         mal_leaktrace(1);
 801 #endif
 802
 803         if ( slapd_pid_file != NULL ) {
 804                 FILE *fp = fopen( slapd_pid_file, "w" );
 805
 806                 if ( fp == NULL ) {
 807                         int save_errno = errno;
 808
 809                         Debug( LDAP_DEBUG_ANY, "unable to open pid file "
 810                                 "\"%s\": %d (%s)\n",
 811                                 slapd_pid_file,
 812                                 save_errno, strerror( save_errno ) );
 813
 814                         free( slapd_pid_file );
 815                         slapd_pid_file = NULL;
 816
 817                         rc = 1;
 818                         goto destroy;
 819                 }
 820                 fprintf( fp, "%d\n", (int) getpid() );
 821                 fclose( fp );
 822                 slapd_pid_file_unlink = 1;
 823         }
 824
 825         if ( slapd_args_file != NULL ) {
 826                 FILE *fp = fopen( slapd_args_file, "w" );
 827
 828                 if ( fp == NULL ) {
 829                         int save_errno = errno;
 830
 831                         Debug( LDAP_DEBUG_ANY, "unable to open args file "
 832                                 "\"%s\": %d (%s)\n",
 833                                 slapd_args_file,
 834                                 save_errno, strerror( save_errno ) );
 835
 836                         free( slapd_args_file );
 837                         slapd_args_file = NULL;
 838
 839                         rc = 1;
 840                         goto destroy;
 841                 }
 842
 843                 for ( i = 0; i < g_argc; i++ ) {
 844                         fprintf( fp, "%s ", g_argv[i] );
 845                 }
 846                 fprintf( fp, "\n" );
 847                 fclose( fp );
 848                 slapd_args_file_unlink = 1;
 849         }
 850
 851         /*
 852          * FIXME: moved here from slapd_daemon_task()
 853          * because back-monitor db_open() needs it
 854          */
 855         time( &starttime );
 856
 857         if ( slap_startup( NULL ) != 0 ) {
 858                 rc = 1;
 859                 SERVICE_EXIT( ERROR_SERVICE_SPECIFIC_ERROR, 21 );
 860                 goto shutdown;
 861         }
 862
 863         Debug( LDAP_DEBUG_ANY, "slapd starting\n", 0, 0, 0 );
 864
 865 #ifdef HAVE_NT_EVENT_LOG
 866         if (is_NT_Service)
 867         lutil_LogStartedEvent( serverName, slap_debug, configfile ?
 868                 configfile : SLAPD_DEFAULT_CONFIGFILE , urls );
 869 #endif
 870
 871         rc = slapd_daemon();
 872
 873 #ifdef HAVE_NT_SERVICE_MANAGER
 874         /* Throw away the event that we used during the startup process. */
 875         if ( is_NT_Service )
 876                 ldap_pvt_thread_cond_destroy( &started_event );
 877 #endif
 878
 879 shutdown:
 880         /* remember an error during shutdown */
 881         rc |= slap_shutdown( NULL );
 882
 883 destroy:
 884         /* remember an error during destroy */
 885         rc |= slap_destroy();
 886
 887         while ( !LDAP_STAILQ_EMPTY( &slap_sync_cookie )) {
 888                 scp = LDAP_STAILQ_FIRST( &slap_sync_cookie );
 889                 LDAP_STAILQ_REMOVE_HEAD( &slap_sync_cookie, sc_next );
 890                 ch_free( scp );
 891         }
 892
 893 #ifdef SLAPD_MODULES
 894         module_kill();
 895 #endif
 896
 897         slap_op_destroy();
 898
 899         extops_kill();
 900
 901         supported_feature_destroy();
 902         entry_info_destroy();
 903
 904 stop:
 905 #ifdef HAVE_NT_EVENT_LOG
 906         if (is_NT_Service)
 907         lutil_LogStoppedEvent( serverName );
 908 #endif
 909
 910         Debug( LDAP_DEBUG_ANY, "slapd stopped.\n", 0, 0, 0 );
 911
 912
 913 #ifdef HAVE_NT_SERVICE_MANAGER
 914         lutil_ReportShutdownComplete();
 915 #endif
 916
 917 #ifdef LOG_DEBUG
 918     closelog();
 919 #endif
 920         slapd_daemon_destroy();
 921
 922         controls_destroy();
 923
 924         schema_destroy();
 925
 926         lutil_passwd_destroy();
 927
 928 #ifdef HAVE_TLS
 929         ldap_pvt_tls_destroy();
 930 #endif
 931
 932         if ( slapd_pid_file_unlink ) {
 933                 unlink( slapd_pid_file );
 934         }
 935         if ( slapd_args_file_unlink ) {
 936                 unlink( slapd_args_file );
 937         }
 938
 939         config_destroy();
 940
 941         if ( configfile )
 942                 ch_free( configfile );
 943         if ( configdir )
 944                 ch_free( configdir );
 945         if ( urls )
 946                 ch_free( urls );
 947
 948 #ifdef CSRIMALLOC
 949         mal_dumpleaktrace( leakfile );
 950 #endif
 951
 952         MAIN_RETURN(rc);
 953 }
 954
 955
 956 #ifdef LDAP_SIGCHLD
 957
 958 /*
 959  *  Catch and discard terminated child processes, to avoid zombies.
 960  */
 961
 962 static RETSIGTYPE
 963 wait4child( int sig )
 964 {
 965     int save_errno = errno;
 966
 967 #ifdef WNOHANG
 968     errno = 0;
 969 #ifdef HAVE_WAITPID
 970     while ( waitpid( (pid_t)-1, NULL, WNOHANG ) > 0 || errno == EINTR )
 971         ;       /* NULL */
 972 #else
 973     while ( wait3( NULL, WNOHANG, NULL ) > 0 || errno == EINTR )
 974         ;       /* NULL */
 975 #endif
 976 #else
 977     (void) wait( NULL );
 978 #endif
 979     (void) SIGNAL_REINSTALL( sig, wait4child );
 980     errno = save_errno;
 981 }
 982
 983 #endif /* LDAP_SIGCHLD */
 984