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