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 1998-2008 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 #ifdef LOG_LOCAL4
 102 #define DEFAULT_SYSLOG_USER  LOG_LOCAL4
 103
 104 typedef struct _str2intDispatch {
 105         char    *stringVal;
 106         int      abbr;
 107         int      intVal;
 108 } STRDISP, *STRDISP_P;
 109
 110 /* table to compute syslog-options to integer */
 111 static STRDISP  syslog_types[] = {
 112         { "LOCAL0", sizeof("LOCAL0"), LOG_LOCAL0 },
 113         { "LOCAL1", sizeof("LOCAL1"), LOG_LOCAL1 },
 114         { "LOCAL2", sizeof("LOCAL2"), LOG_LOCAL2 },
 115         { "LOCAL3", sizeof("LOCAL3"), LOG_LOCAL3 },
 116         { "LOCAL4", sizeof("LOCAL4"), LOG_LOCAL4 },
 117         { "LOCAL5", sizeof("LOCAL5"), LOG_LOCAL5 },
 118         { "LOCAL6", sizeof("LOCAL6"), LOG_LOCAL6 },
 119         { "LOCAL7", sizeof("LOCAL7"), LOG_LOCAL7 },
 120 #ifdef LOG_USER
 121         { "USER", sizeof("USER"), LOG_USER },
 122 #endif
 123 #ifdef LOG_DAEMON
 124         { "DAEMON", sizeof("DAEMON"), LOG_DAEMON },
 125 #endif
 126         { NULL, 0, 0 }
 127 };
 128
 129 static int cnvt_str2int( char *, STRDISP_P, int );
 130 #endif  /* LOG_LOCAL4 */
 131
 132 #define CHECK_NONE      0x00
 133 #define CHECK_CONFIG    0x01
 134 static int check = CHECK_NONE;
 135 static int version = 0;
 136
 137 void *slap_tls_ctx;
 138
 139 static int
 140 slapd_opt_slp( const char *val, void *arg )
 141 {
 142 #ifdef HAVE_SLP
 143         /* NULL is default */
 144         if ( val == NULL || strcasecmp( val, "on" ) == 0 ) {
 145                 slapd_register_slp = 1;
 146
 147         } else if ( strcasecmp( val, "off" ) == 0 ) {
 148                 slapd_register_slp = 0;
 149
 150         /* NOTE: add support for URL specification? */
 151
 152         } else {
 153                 fprintf(stderr, "unrecognized value \"%s\" for SLP option\n", val );
 154                 return -1;
 155         }
 156
 157         return 0;
 158
 159 #else
 160         fputs( "slapd: SLP support is not available\n", stderr );
 161         return 0;
 162 #endif
 163 }
 164
 165 /*
 166  * Option helper structure:
 167  *
 168  * oh_nam       is left-hand part of <option>[=<value>]
 169  * oh_fnc       is handler function
 170  * oh_arg       is an optional arg to oh_fnc
 171  * oh_usage     is the one-line usage string related to the option,
 172  *              which is assumed to start with <option>[=<value>]
 173  *
 174  * please leave valid options in the structure, and optionally #ifdef
 175  * their processing inside the helper, so that reasonable and helpful
 176  * error messages can be generated if a disabled option is requested.
 177  */
 178 struct option_helper {
 179         struct berval   oh_name;
 180         int             (*oh_fnc)(const char *val, void *arg);
 181         void            *oh_arg;
 182         const char      *oh_usage;
 183 } option_helpers[] = {
 184         { BER_BVC("slp"),       slapd_opt_slp,  NULL, "slp[={on|off}] enable/disable SLP" },
 185         { BER_BVNULL, 0, NULL, NULL }
 186 };
 187
 188 int
 189 parse_debug_unknowns( char **unknowns, int *levelp )
 190 {
 191         int i, level, rc = 0;
 192
 193         for ( i = 0; unknowns[ i ] != NULL; i++ ) {
 194                 level = 0;
 195                 if ( str2loglevel( unknowns[ i ], &level )) {
 196                         fprintf( stderr,
 197                                 "unrecognized log level \"%s\"\n", unknowns[ i ] );
 198                         rc = 1;
 199                 } else {
 200                         *levelp |= level;
 201                 }
 202         }
 203         return rc;
 204 }
 205
 206 int
 207 parse_debug_level( const char *arg, int *levelp, char ***unknowns )
 208 {
 209         int     level;
 210
 211         if ( arg != NULL && arg[ 0 ] != '-' && !isdigit( arg[ 0 ] ) )
 212         {
 213                 int     i;
 214                 char    **levels;
 215
 216                 levels = ldap_str2charray( arg, "," );
 217
 218                 for ( i = 0; levels[ i ] != NULL; i++ ) {
 219                         level = 0;
 220
 221                         if ( str2loglevel( levels[ i ], &level ) ) {
 222                                 /* remember this for later */
 223                                 ldap_charray_add( unknowns, levels[ i ] );
 224                                 fprintf( stderr,
 225                                         "unrecognized log level \"%s\" (deferred)\n",
 226                                         levels[ i ] );
 227                         } else {
 228                                 *levelp |= level;
 229                         }
 230                 }
 231
 232                 ldap_charray_free( levels );
 233
 234         } else {
 235                 if ( lutil_atoix( &level, arg, 0 ) != 0 ) {
 236                         fprintf( stderr,
 237                                 "unrecognized log level "
 238                                 "\"%s\"\n", arg );
 239                         return 1;
 240                 }
 241
 242                 if ( level == 0 ) {
 243                         *levelp = 0;
 244
 245                 } else {
 246                         *levelp |= level;
 247                 }
 248         }
 249
 250         return 0;
 251 }
 252
 253 static void
 254 usage( char *name )
 255 {
 256         fprintf( stderr,
 257                 "usage: %s options\n", name );
 258         fprintf( stderr,
 259                 "\t-4\t\tIPv4 only\n"
 260                 "\t-6\t\tIPv6 only\n"
 261                 "\t-T {acl|add|auth|cat|dn|index|passwd|test}\n"
 262                 "\t\t\tRun in Tool mode\n"
 263                 "\t-c cookie\tSync cookie of consumer\n"
 264                 "\t-d level\tDebug level" "\n"
 265                 "\t-f filename\tConfiguration file\n"
 266                 "\t-F dir\tConfiguration directory\n"
 267 #if defined(HAVE_SETUID) && defined(HAVE_SETGID)
 268                 "\t-g group\tGroup (id or name) to run as\n"
 269 #endif
 270                 "\t-h URLs\t\tList of URLs to serve\n"
 271 #ifdef LOG_LOCAL4
 272                 "\t-l facility\tSyslog facility (default: LOCAL4)\n"
 273 #endif
 274                 "\t-n serverName\tService name\n"
 275                 "\t-o <opt>[=val] generic means to specify options" );
 276         if ( !BER_BVISNULL( &option_helpers[0].oh_name ) ) {
 277                 int     i;
 278
 279                 fprintf( stderr, "; supported options:\n" );
 280                 for ( i = 0; !BER_BVISNULL( &option_helpers[i].oh_name ); i++) {
 281                         fprintf( stderr, "\t\t%s\n", option_helpers[i].oh_usage );
 282                 }
 283         } else {
 284                 fprintf( stderr, "\n" );
 285         }
 286         fprintf( stderr,
 287 #ifdef HAVE_CHROOT
 288                 "\t-r directory\tSandbox directory to chroot to\n"
 289 #endif
 290                 "\t-s level\tSyslog level\n"
 291 #if defined(HAVE_SETUID) && defined(HAVE_SETGID)
 292                 "\t-u user\t\tUser (id or name) to run as\n"
 293 #endif
 294                 "\t-V\t\tprint version info (-VV only)\n"
 295     );
 296 }
 297
 298 #ifdef HAVE_NT_SERVICE_MANAGER
 299 void WINAPI ServiceMain( DWORD argc, LPTSTR *argv )
 300 #else
 301 int main( int argc, char **argv )
 302 #endif
 303 {
 304         int             i, no_detach = 0;
 305         int             rc = 1;
 306         char *urls = NULL;
 307 #if defined(HAVE_SETUID) && defined(HAVE_SETGID)
 308         char *username = NULL;
 309         char *groupname = NULL;
 310 #endif
 311 #if defined(HAVE_CHROOT)
 312         char *sandbox = NULL;
 313 #endif
 314 #ifdef LOG_LOCAL4
 315         int syslogUser = DEFAULT_SYSLOG_USER;
 316 #endif
 317
 318         int g_argc = argc;
 319         char **g_argv = argv;
 320
 321         char *configfile = NULL;
 322         char *configdir = NULL;
 323         char *serverName;
 324         int serverMode = SLAP_SERVER_MODE;
 325
 326         struct sync_cookie *scp = NULL;
 327         struct sync_cookie *scp_entry = NULL;
 328
 329         char **debug_unknowns = NULL;
 330         char **syslog_unknowns = NULL;
 331
 332         char *serverNamePrefix = "";
 333         size_t  l;
 334
 335         int slapd_pid_file_unlink = 0, slapd_args_file_unlink = 0;
 336
 337 #ifdef CSRIMALLOC
 338         FILE *leakfile;
 339         if( ( leakfile = fopen( "slapd.leak", "w" )) == NULL ) {
 340                 leakfile = stderr;
 341         }
 342 #endif
 343
 344         slap_sl_mem_init();
 345
 346         (void) ldap_pvt_thread_initialize();
 347
 348         serverName = lutil_progname( "slapd", argc, argv );
 349
 350         if ( strcmp( serverName, "slapd" ) ) {
 351                 for (i=0; tools[i].name; i++) {
 352                         if ( !strcmp( serverName, tools[i].name ) ) {
 353                                 rc = tools[i].func(argc, argv);
 354                                 MAIN_RETURN(rc);
 355                         }
 356                 }
 357         }
 358
 359 #ifdef HAVE_NT_SERVICE_MANAGER
 360         {
 361                 int *i;
 362                 char *newConfigFile;
 363                 char *newConfigDir;
 364                 char *newUrls;
 365                 char *regService = NULL;
 366
 367                 if ( is_NT_Service ) {
 368                         lutil_CommenceStartupProcessing( serverName, slap_sig_shutdown );
 369                         if ( strcmp(serverName, SERVICE_NAME) )
 370                             regService = serverName;
 371                 }
 372
 373                 i = (int*)lutil_getRegParam( regService, "DebugLevel" );
 374                 if ( i != NULL ) {
 375                         slap_debug = *i;
 376                         Debug( LDAP_DEBUG_ANY,
 377                                 "new debug level from registry is: %d\n", slap_debug, 0, 0 );
 378                 }
 379
 380                 newUrls = (char *) lutil_getRegParam(regService, "Urls");
 381                 if (newUrls) {
 382                     if (urls)
 383                         ch_free(urls);
 384
 385                     urls = ch_strdup(newUrls);
 386                     Debug(LDAP_DEBUG_ANY, "new urls from registry: %s\n",
 387                                 urls, 0, 0);
 388                 }
 389
 390                 newConfigFile = (char*)lutil_getRegParam( regService, "ConfigFile" );
 391                 if ( newConfigFile != NULL ) {
 392                         configfile = newConfigFile;
 393                         Debug ( LDAP_DEBUG_ANY, "new config file from registry is: %s\n", configfile, 0, 0 );
 394                 }
 395
 396                 newConfigDir = (char*)lutil_getRegParam( regService, "ConfigDir" );
 397                 if ( newConfigDir != NULL ) {
 398                         configdir = newConfigDir;
 399                         Debug ( LDAP_DEBUG_ANY, "new config dir from registry is: %s\n", configdir, 0, 0 );
 400                 }
 401         }
 402 #endif
 403
 404         while ( (i = getopt( argc, argv,
 405                              "c:d:f:F:h:n:o:s:tT:V"
 406 #if LDAP_PF_INET6
 407                                 "46"
 408 #endif
 409 #ifdef HAVE_CHROOT
 410                                 "r:"
 411 #endif
 412 #ifdef LOG_LOCAL4
 413                              "l:"
 414 #endif
 415 #if defined(HAVE_SETUID) && defined(HAVE_SETGID)
 416                              "u:g:"
 417 #endif
 418                              )) != EOF ) {
 419                 switch ( i ) {
 420 #ifdef LDAP_PF_INET6
 421                 case '4':
 422                         slap_inet4or6 = AF_INET;
 423                         break;
 424                 case '6':
 425                         slap_inet4or6 = AF_INET6;
 426                         break;
 427 #endif
 428
 429                 case 'h':       /* listen URLs */
 430                         if ( urls != NULL ) free( urls );
 431                         urls = ch_strdup( optarg );
 432                         break;
 433
 434                 case 'c':       /* provide sync cookie, override if exist in replica */
 435                         scp = (struct sync_cookie *) ch_calloc( 1,
 436                                                                                 sizeof( struct sync_cookie ));
 437                         ber_str2bv( optarg, 0, 1, &scp->octet_str );
 438
 439                         /* This only parses out the rid at this point */
 440                         slap_parse_sync_cookie( scp, NULL );
 441
 442                         if ( scp->rid == -1 ) {
 443                                 Debug( LDAP_DEBUG_ANY,
 444                                                 "main: invalid cookie \"%s\"\n",
 445                                                 optarg, 0, 0 );
 446                                 slap_sync_cookie_free( scp, 1 );
 447                                 goto destroy;
 448                         }
 449
 450                         LDAP_STAILQ_FOREACH( scp_entry, &slap_sync_cookie, sc_next ) {
 451                                 if ( scp->rid == scp_entry->rid ) {
 452                                         Debug( LDAP_DEBUG_ANY,
 453                                                     "main: duplicated replica id in cookies\n",
 454                                                         0, 0, 0 );
 455                                         slap_sync_cookie_free( scp, 1 );
 456                                         goto destroy;
 457                                 }
 458                         }
 459                         LDAP_STAILQ_INSERT_TAIL( &slap_sync_cookie, scp, sc_next );
 460                         break;
 461
 462                 case 'd': {     /* set debug level and 'do not detach' flag */
 463                         int     level = 0;
 464
 465                         no_detach = 1;
 466                         if ( parse_debug_level( optarg, &level, &debug_unknowns ) ) {
 467                                 goto destroy;
 468                         }
 469 #ifdef LDAP_DEBUG
 470                         slap_debug |= level;
 471 #else
 472                         if ( level != 0 )
 473                                 fputs( "must compile with LDAP_DEBUG for debugging\n",
 474                                        stderr );
 475 #endif
 476                         } break;
 477
 478                 case 'f':       /* read config file */
 479                         configfile = ch_strdup( optarg );
 480                         break;
 481
 482                 case 'F':       /* use config dir */
 483                         configdir = ch_strdup( optarg );
 484                         break;
 485
 486                 case 'o': {
 487                         char            *val = strchr( optarg, '=' );
 488                         struct berval   opt;
 489                         int             i;
 490
 491                         opt.bv_val = optarg;
 492
 493                         if ( val ) {
 494                                 opt.bv_len = ( val - optarg );
 495                                 val++;
 496
 497                         } else {
 498                                 opt.bv_len = strlen( optarg );
 499                         }
 500
 501                         for ( i = 0; !BER_BVISNULL( &option_helpers[i].oh_name ); i++ ) {
 502                                 if ( ber_bvstrcasecmp( &option_helpers[i].oh_name, &opt ) == 0 ) {
 503                                         assert( option_helpers[i].oh_fnc != NULL );
 504                                         if ( (*option_helpers[i].oh_fnc)( val, option_helpers[i].oh_arg ) == -1 ) {
 505                                                 /* we assume the option parsing helper
 506                                                  * issues appropriate and self-explanatory
 507                                                  * error messages... */
 508                                                 goto stop;
 509                                         }
 510                                         break;
 511                                 }
 512                         }
 513
 514                         if ( BER_BVISNULL( &option_helpers[i].oh_name ) ) {
 515                                 goto unhandled_option;
 516                         }
 517                         break;
 518                 }
 519
 520                 case 's':       /* set syslog level */
 521                         if ( parse_debug_level( optarg, &ldap_syslog, &syslog_unknowns ) ) {
 522                                 goto destroy;
 523                         }
 524                         break;
 525
 526 #ifdef LOG_LOCAL4
 527                 case 'l':       /* set syslog local user */
 528                         syslogUser = cnvt_str2int( optarg,
 529                                 syslog_types, DEFAULT_SYSLOG_USER );
 530                         break;
 531 #endif
 532
 533 #ifdef HAVE_CHROOT
 534                 case 'r':
 535                         if( sandbox ) free(sandbox);
 536                         sandbox = ch_strdup( optarg );
 537                         break;
 538 #endif
 539
 540 #if defined(HAVE_SETUID) && defined(HAVE_SETGID)
 541                 case 'u':       /* user name */
 542                         if( username ) free(username);
 543                         username = ch_strdup( optarg );
 544                         break;
 545
 546                 case 'g':       /* group name */
 547                         if( groupname ) free(groupname);
 548                         groupname = ch_strdup( optarg );
 549                         break;
 550 #endif /* SETUID && GETUID */
 551
 552                 case 'n':  /* NT service name */
 553                         serverName = ch_strdup( optarg );
 554                         break;
 555
 556                 case 't':
 557                         /* deprecated; use slaptest instead */
 558                         fprintf( stderr, "option -t deprecated; "
 559                                 "use slaptest command instead\n" );
 560                         check |= CHECK_CONFIG;
 561                         break;
 562
 563                 case 'V':
 564                         version++;
 565                         break;
 566
 567                 case 'T':
 568                         /* try full option string first */
 569                         for ( i = 0; tools[i].name; i++ ) {
 570                                 if ( strcmp( optarg, &tools[i].name[4] ) == 0 ) {
 571                                         rc = tools[i].func( argc, argv );
 572                                         MAIN_RETURN( rc );
 573                                 }
 574                         }
 575
 576                         /* try bits of option string (backward compatibility for single char) */
 577                         l = strlen( optarg );
 578                         for ( i = 0; tools[i].name; i++ ) {
 579                                 if ( strncmp( optarg, &tools[i].name[4], l ) == 0 ) {
 580                                         rc = tools[i].func( argc, argv );
 581                                         MAIN_RETURN( rc );
 582                                 }
 583                         }
 584
 585                         /* issue error */
 586                         serverName = optarg;
 587                         serverNamePrefix = "slap";
 588                         fprintf( stderr, "program name \"%s%s\" unrecognized; "
 589                                         "aborting...\n", serverNamePrefix, serverName );
 590                         /* FALLTHRU */
 591                 default:
 592 unhandled_option:;
 593                         usage( argv[0] );
 594                         rc = 1;
 595                         SERVICE_EXIT( ERROR_SERVICE_SPECIFIC_ERROR, 15 );
 596                         goto stop;
 597                 }
 598         }
 599
 600         ber_set_option(NULL, LBER_OPT_DEBUG_LEVEL, &slap_debug);
 601         ldap_set_option(NULL, LDAP_OPT_DEBUG_LEVEL, &slap_debug);
 602         ldif_debug = slap_debug;
 603
 604         if ( version ) {
 605                 fprintf( stderr, "%s\n", Versionstr );
 606                 if ( version > 1 ) goto stop;
 607         }
 608
 609         {
 610                 char *logName;
 611 #ifdef HAVE_EBCDIC
 612                 logName = ch_strdup( serverName );
 613                 __atoe( logName );
 614 #else
 615                 logName = serverName;
 616 #endif
 617
 618 #ifdef LOG_LOCAL4
 619                 openlog( logName, OPENLOG_OPTIONS, syslogUser );
 620 #elif LOG_DEBUG
 621                 openlog( logName, OPENLOG_OPTIONS );
 622 #endif
 623 #ifdef HAVE_EBCDIC
 624                 free( logName );
 625 #endif
 626         }
 627
 628         Debug( LDAP_DEBUG_ANY, "%s", Versionstr, 0, 0 );
 629
 630         if( check == CHECK_NONE && slapd_daemon_init( urls ) != 0 ) {
 631                 rc = 1;
 632                 SERVICE_EXIT( ERROR_SERVICE_SPECIFIC_ERROR, 16 );
 633                 goto stop;
 634         }
 635
 636 #if defined(HAVE_CHROOT)
 637         if ( sandbox ) {
 638                 if ( chdir( sandbox ) ) {
 639                         perror("chdir");
 640                         rc = 1;
 641                         goto stop;
 642                 }
 643                 if ( chroot( sandbox ) ) {
 644                         perror("chroot");
 645                         rc = 1;
 646                         goto stop;
 647                 }
 648         }
 649 #endif
 650
 651 #if defined(HAVE_SETUID) && defined(HAVE_SETGID)
 652         if ( username != NULL || groupname != NULL ) {
 653                 slap_init_user( username, groupname );
 654         }
 655 #endif
 656
 657         extops_init();
 658         lutil_passwd_init();
 659
 660         rc = slap_init( serverMode, serverName );
 661         if ( rc ) {
 662                 SERVICE_EXIT( ERROR_SERVICE_SPECIFIC_ERROR, 18 );
 663                 goto destroy;
 664         }
 665
 666         if ( read_config( configfile, configdir ) != 0 ) {
 667                 rc = 1;
 668                 SERVICE_EXIT( ERROR_SERVICE_SPECIFIC_ERROR, 19 );
 669
 670                 if ( check & CHECK_CONFIG ) {
 671                         fprintf( stderr, "config check failed\n" );
 672                 }
 673
 674                 goto destroy;
 675         }
 676
 677         if ( debug_unknowns ) {
 678                 rc = parse_debug_unknowns( debug_unknowns, &slap_debug );
 679                 ldap_charray_free( debug_unknowns );
 680                 debug_unknowns = NULL;
 681                 if ( rc )
 682                         goto destroy;
 683         }
 684         if ( syslog_unknowns ) {
 685                 rc = parse_debug_unknowns( syslog_unknowns, &ldap_syslog );
 686                 ldap_charray_free( syslog_unknowns );
 687                 syslog_unknowns = NULL;
 688                 if ( rc )
 689                         goto destroy;
 690         }
 691
 692         if ( check & CHECK_CONFIG ) {
 693                 fprintf( stderr, "config check succeeded\n" );
 694
 695                 check &= ~CHECK_CONFIG;
 696                 if ( check == CHECK_NONE ) {
 697                         rc = 0;
 698                         goto destroy;
 699                 }
 700         }
 701
 702         if ( glue_sub_attach( ) != 0 ) {
 703                 Debug( LDAP_DEBUG_ANY,
 704                     "subordinate config error\n",
 705                     0, 0, 0 );
 706
 707                 goto destroy;
 708         }
 709
 710         if ( slap_schema_check( ) != 0 ) {
 711                 Debug( LDAP_DEBUG_ANY,
 712                     "schema prep error\n",
 713                     0, 0, 0 );
 714
 715                 goto destroy;
 716         }
 717
 718 #ifdef HAVE_TLS
 719         rc = ldap_pvt_tls_init();
 720         if( rc != 0) {
 721                 Debug( LDAP_DEBUG_ANY,
 722                     "main: TLS init failed: %d\n",
 723                     0, 0, 0 );
 724                 rc = 1;
 725                 SERVICE_EXIT( ERROR_SERVICE_SPECIFIC_ERROR, 20 );
 726                 goto destroy;
 727         }
 728
 729         {
 730                 void *def_ctx = NULL;
 731
 732                 /* Save existing default ctx, if any */
 733                 ldap_pvt_tls_get_option( NULL, LDAP_OPT_X_TLS_CTX, &def_ctx );
 734
 735                 /* Force new ctx to be created */
 736                 ldap_pvt_tls_set_option( NULL, LDAP_OPT_X_TLS_CTX, NULL );
 737
 738                 rc = ldap_pvt_tls_init_def_ctx( 1 );
 739                 if( rc == 0 ) {
 740                         ldap_pvt_tls_get_option( NULL, LDAP_OPT_X_TLS_CTX, &slap_tls_ctx );
 741                         /* Restore previous ctx */
 742                         ldap_pvt_tls_set_option( NULL, LDAP_OPT_X_TLS_CTX, def_ctx );
 743                         load_extop( &slap_EXOP_START_TLS, 0, starttls_extop );
 744                 } else if ( rc != LDAP_NOT_SUPPORTED ) {
 745                         Debug( LDAP_DEBUG_ANY,
 746                             "main: TLS init def ctx failed: %d\n",
 747                             rc, 0, 0 );
 748                         rc = 1;
 749                         SERVICE_EXIT( ERROR_SERVICE_SPECIFIC_ERROR, 20 );
 750                         goto destroy;
 751                 }
 752         }
 753 #endif
 754
 755 #ifdef HAVE_CYRUS_SASL
 756         if( global_host == NULL ) {
 757                 global_host = ldap_pvt_get_fqdn( NULL );
 758         }
 759 #endif
 760
 761         (void) SIGNAL( LDAP_SIGUSR1, slap_sig_wake );
 762         (void) SIGNAL( LDAP_SIGUSR2, slap_sig_shutdown );
 763
 764 #ifdef SIGPIPE
 765         (void) SIGNAL( SIGPIPE, SIG_IGN );
 766 #endif
 767 #ifdef SIGHUP
 768         (void) SIGNAL( SIGHUP, slap_sig_shutdown );
 769 #endif
 770         (void) SIGNAL( SIGINT, slap_sig_shutdown );
 771         (void) SIGNAL( SIGTERM, slap_sig_shutdown );
 772 #ifdef SIGTRAP
 773         (void) SIGNAL( SIGTRAP, slap_sig_shutdown );
 774 #endif
 775 #ifdef LDAP_SIGCHLD
 776         (void) SIGNAL( LDAP_SIGCHLD, wait4child );
 777 #endif
 778 #ifdef SIGBREAK
 779         /* SIGBREAK is generated when Ctrl-Break is pressed. */
 780         (void) SIGNAL( SIGBREAK, slap_sig_shutdown );
 781 #endif
 782
 783 #ifndef HAVE_WINSOCK
 784         lutil_detach( no_detach, 0 );
 785 #endif /* HAVE_WINSOCK */
 786
 787 #ifdef CSRIMALLOC
 788         mal_leaktrace(1);
 789 #endif
 790
 791         if ( slapd_pid_file != NULL ) {
 792                 FILE *fp = fopen( slapd_pid_file, "w" );
 793
 794                 if ( fp == NULL ) {
 795                         int save_errno = errno;
 796
 797                         Debug( LDAP_DEBUG_ANY, "unable to open pid file "
 798                                 "\"%s\": %d (%s)\n",
 799                                 slapd_pid_file,
 800                                 save_errno, strerror( save_errno ) );
 801
 802                         free( slapd_pid_file );
 803                         slapd_pid_file = NULL;
 804
 805                         rc = 1;
 806                         goto destroy;
 807                 }
 808                 fprintf( fp, "%d\n", (int) getpid() );
 809                 fclose( fp );
 810                 slapd_pid_file_unlink = 1;
 811         }
 812
 813         if ( slapd_args_file != NULL ) {
 814                 FILE *fp = fopen( slapd_args_file, "w" );
 815
 816                 if ( fp == NULL ) {
 817                         int save_errno = errno;
 818
 819                         Debug( LDAP_DEBUG_ANY, "unable to open args file "
 820                                 "\"%s\": %d (%s)\n",
 821                                 slapd_args_file,
 822                                 save_errno, strerror( save_errno ) );
 823
 824                         free( slapd_args_file );
 825                         slapd_args_file = NULL;
 826
 827                         rc = 1;
 828                         goto destroy;
 829                 }
 830
 831                 for ( i = 0; i < g_argc; i++ ) {
 832                         fprintf( fp, "%s ", g_argv[i] );
 833                 }
 834                 fprintf( fp, "\n" );
 835                 fclose( fp );
 836                 slapd_args_file_unlink = 1;
 837         }
 838
 839         /*
 840          * FIXME: moved here from slapd_daemon_task()
 841          * because back-monitor db_open() needs it
 842          */
 843         time( &starttime );
 844
 845         if ( slap_startup( NULL ) != 0 ) {
 846                 rc = 1;
 847                 SERVICE_EXIT( ERROR_SERVICE_SPECIFIC_ERROR, 21 );
 848                 goto shutdown;
 849         }
 850
 851         Debug( LDAP_DEBUG_ANY, "slapd starting\n", 0, 0, 0 );
 852
 853 #ifdef HAVE_NT_EVENT_LOG
 854         if (is_NT_Service)
 855         lutil_LogStartedEvent( serverName, slap_debug, configfile ?
 856                 configfile : SLAPD_DEFAULT_CONFIGFILE , urls );
 857 #endif
 858
 859         rc = slapd_daemon();
 860
 861 #ifdef HAVE_NT_SERVICE_MANAGER
 862         /* Throw away the event that we used during the startup process. */
 863         if ( is_NT_Service )
 864                 ldap_pvt_thread_cond_destroy( &started_event );
 865 #endif
 866
 867 shutdown:
 868         /* remember an error during shutdown */
 869         rc |= slap_shutdown( NULL );
 870
 871 destroy:
 872         /* remember an error during destroy */
 873         rc |= slap_destroy();
 874
 875         while ( !LDAP_STAILQ_EMPTY( &slap_sync_cookie )) {
 876                 scp = LDAP_STAILQ_FIRST( &slap_sync_cookie );
 877                 LDAP_STAILQ_REMOVE_HEAD( &slap_sync_cookie, sc_next );
 878                 ch_free( scp );
 879         }
 880
 881 #ifdef SLAPD_MODULES
 882         module_kill();
 883 #endif
 884
 885         extops_kill();
 886
 887 stop:
 888 #ifdef HAVE_NT_EVENT_LOG
 889         if (is_NT_Service)
 890         lutil_LogStoppedEvent( serverName );
 891 #endif
 892
 893         Debug( LDAP_DEBUG_ANY, "slapd stopped.\n", 0, 0, 0 );
 894
 895
 896 #ifdef HAVE_NT_SERVICE_MANAGER
 897         lutil_ReportShutdownComplete();
 898 #endif
 899
 900 #ifdef LOG_DEBUG
 901     closelog();
 902 #endif
 903         slapd_daemon_destroy();
 904
 905         controls_destroy();
 906
 907         schema_destroy();
 908
 909         lutil_passwd_destroy();
 910
 911 #ifdef HAVE_TLS
 912         ldap_pvt_tls_destroy();
 913 #endif
 914
 915         if ( slapd_pid_file_unlink ) {
 916                 unlink( slapd_pid_file );
 917         }
 918         if ( slapd_args_file_unlink ) {
 919                 unlink( slapd_args_file );
 920         }
 921
 922         config_destroy();
 923
 924         if ( configfile )
 925                 ch_free( configfile );
 926         if ( configdir )
 927                 ch_free( configdir );
 928         if ( urls )
 929                 ch_free( urls );
 930
 931 #ifdef CSRIMALLOC
 932         mal_dumpleaktrace( leakfile );
 933 #endif
 934
 935         MAIN_RETURN(rc);
 936 }
 937
 938
 939 #ifdef LDAP_SIGCHLD
 940
 941 /*
 942  *  Catch and discard terminated child processes, to avoid zombies.
 943  */
 944
 945 static RETSIGTYPE
 946 wait4child( int sig )
 947 {
 948     int save_errno = errno;
 949
 950 #ifdef WNOHANG
 951     errno = 0;
 952 #ifdef HAVE_WAITPID
 953     while ( waitpid( (pid_t)-1, NULL, WNOHANG ) > 0 || errno == EINTR )
 954         ;       /* NULL */
 955 #else
 956     while ( wait3( NULL, WNOHANG, NULL ) > 0 || errno == EINTR )
 957         ;       /* NULL */
 958 #endif
 959 #else
 960     (void) wait( NULL );
 961 #endif
 962     (void) SIGNAL_REINSTALL( sig, wait4child );
 963     errno = save_errno;
 964 }
 965
 966 #endif /* LDAP_SIGCHLD */
 967
 968
 969 #ifdef LOG_LOCAL4
 970
 971 /*
 972  *  Convert a string to an integer by means of a dispatcher table
 973  *  if the string is not in the table return the default
 974  */
 975
 976 static int
 977 cnvt_str2int( char *stringVal, STRDISP_P dispatcher, int defaultVal )
 978 {
 979     int        retVal = defaultVal;
 980     STRDISP_P  disp;
 981
 982     for (disp = dispatcher; disp->stringVal; disp++) {
 983
 984         if (!strncasecmp (stringVal, disp->stringVal, disp->abbr)) {
 985
 986             retVal = disp->intVal;
 987             break;
 988
 989         }
 990     }
 991
 992     return (retVal);
 993 }
 994
 995 #endif  /* LOG_LOCAL4 */