git.sur5r.net Git - openldap/blob - tests/progs/slapd-read.c

   1 /* $OpenLDAP$ */
   2 /* This work is part of OpenLDAP Software <http://www.openldap.org/>.
   3  *
   4  * Copyright 1999-2018 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 file LICENSE in the
  12  * top-level directory of the distribution or, alternatively, at
  13  * <http://www.OpenLDAP.org/license.html>.
  14  */
  15 /* ACKNOWLEDGEMENTS:
  16  * This work was initially developed by Kurt Spanier for inclusion
  17  * in OpenLDAP Software.
  18  */
  19
  20 #include "portable.h"
  21
  22 #include <stdio.h>
  23
  24 #include "ac/stdlib.h"
  25
  26 #include "ac/ctype.h"
  27 #include "ac/param.h"
  28 #include "ac/socket.h"
  29 #include "ac/string.h"
  30 #include "ac/unistd.h"
  31 #include "ac/wait.h"
  32
  33 #include "ldap.h"
  34 #include "lutil.h"
  35
  36 #include "ldap_pvt.h"
  37
  38 #include "slapd-common.h"
  39
  40 #define LOOPS   100
  41 #define RETRIES 0
  42
  43 static void
  44 do_read( struct tester_conn_args *config, char *entry, LDAP **ld,
  45         char **attrs, int noattrs, int nobind, int maxloop, int force );
  46
  47 static void
  48 do_random( struct tester_conn_args *config, char *sbase,
  49         char *filter, char **attrs, int noattrs, int nobind, int force );
  50
  51 static void
  52 usage( char *name, int opt )
  53 {
  54         if ( opt ) {
  55                 fprintf( stderr, "%s: unable to handle option \'%c\'\n\n",
  56                         name, opt );
  57         }
  58
  59         fprintf( stderr, "usage: %s " TESTER_COMMON_HELP
  60                 "-e <entry> "
  61                 "[-A] "
  62                 "[-F] "
  63                 "[-N] "
  64                 "[-S[S[S]]] "
  65                 "[-f filter] "
  66                 "[-T <attrs>] "
  67                 "[<attrs>] "
  68                 "\n",
  69                 name );
  70         exit( EXIT_FAILURE );
  71 }
  72
  73 /* -S: just send requests without reading responses
  74  * -SS: send all requests asynchronous and immediately start reading responses
  75  * -SSS: send all requests asynchronous; then read responses
  76  */
  77 static int swamp;
  78
  79 int
  80 main( int argc, char **argv )
  81 {
  82         int             i;
  83         char            *entry = NULL;
  84         char            *filter  = NULL;
  85         int             force = 0;
  86         char            *srchattrs[] = { "1.1", NULL };
  87         char            **attrs = srchattrs;
  88         int             noattrs = 0;
  89         int             nobind = 0;
  90         struct tester_conn_args *config;
  91
  92         config = tester_init( "slapd-read", TESTER_READ );
  93
  94         /* by default, tolerate referrals and no such object */
  95         tester_ignore_str2errlist( "REFERRAL,NO_SUCH_OBJECT" );
  96
  97         while ( (i = getopt( argc, argv, TESTER_COMMON_OPTS "Ae:Ff:NST:" )) != EOF ) {
  98                 switch ( i ) {
  99                 case 'A':
 100                         noattrs++;
 101                         break;
 102
 103                 case 'N':
 104                         nobind = TESTER_INIT_ONLY;
 105                         break;
 106
 107                 case 'e':               /* DN to search for */
 108                         entry = strdup( optarg );
 109                         break;
 110
 111                 case 'f':               /* the search request */
 112                         filter = strdup( optarg );
 113                         break;
 114
 115                 case 'F':
 116                         force++;
 117                         break;
 118
 119                 case 'S':
 120                         swamp++;
 121                         break;
 122
 123                 case 'T':
 124                         attrs = ldap_str2charray( optarg, "," );
 125                         if ( attrs == NULL ) {
 126                                 usage( argv[0], i );
 127                         }
 128                         break;
 129
 130                 default:
 131                         if ( tester_config_opt( config, i, optarg ) == LDAP_SUCCESS ) {
 132                                 break;
 133                         }
 134                         usage( argv[0], i );
 135                         break;
 136                 }
 137         }
 138
 139         if ( entry == NULL )
 140                 usage( argv[0], 0 );
 141
 142         if ( *entry == '\0' ) {
 143                 fprintf( stderr, "%s: invalid EMPTY entry DN.\n",
 144                                 argv[0] );
 145                 exit( EXIT_FAILURE );
 146         }
 147
 148         if ( argv[optind] != NULL ) {
 149                 attrs = &argv[optind];
 150         }
 151
 152         tester_config_finish( config );
 153
 154         for ( i = 0; i < config->outerloops; i++ ) {
 155                 if ( filter != NULL ) {
 156                         do_random( config, entry, filter, attrs,
 157                                 noattrs, nobind, force );
 158
 159                 } else {
 160                         do_read( config, entry, NULL, attrs,
 161                                 noattrs, nobind, config->loops, force );
 162                 }
 163         }
 164
 165         exit( EXIT_SUCCESS );
 166 }
 167
 168 static void
 169 do_random( struct tester_conn_args *config, char *sbase, char *filter,
 170         char **srchattrs, int noattrs, int nobind, int force )
 171 {
 172         LDAP    *ld = NULL;
 173         int     i = 0, do_retry = config->retries;
 174         char    *attrs[ 2 ];
 175         int     rc = LDAP_SUCCESS;
 176         int     nvalues = 0;
 177         char    **values = NULL;
 178         LDAPMessage *res = NULL, *e = NULL;
 179
 180         attrs[ 0 ] = LDAP_NO_ATTRS;
 181         attrs[ 1 ] = NULL;
 182
 183         tester_init_ld( &ld, config, nobind );
 184
 185         if ( do_retry == config->retries ) {
 186                 fprintf( stderr, "PID=%ld - Read(%d): base=\"%s\", filter=\"%s\".\n",
 187                                 (long) pid, config->loops, sbase, filter );
 188         }
 189
 190         rc = ldap_search_ext_s( ld, sbase, LDAP_SCOPE_SUBTREE,
 191                 filter, attrs, 0, NULL, NULL, NULL, LDAP_NO_LIMIT, &res );
 192         switch ( rc ) {
 193         case LDAP_SIZELIMIT_EXCEEDED:
 194         case LDAP_TIMELIMIT_EXCEEDED:
 195         case LDAP_SUCCESS:
 196                 nvalues = ldap_count_entries( ld, res );
 197                 if ( nvalues == 0 ) {
 198                         if ( rc ) {
 199                                 tester_ldap_error( ld, "ldap_search_ext_s", NULL );
 200                         }
 201                         break;
 202                 }
 203
 204                 values = malloc( ( nvalues + 1 ) * sizeof( char * ) );
 205                 for ( i = 0, e = ldap_first_entry( ld, res ); e != NULL; i++, e = ldap_next_entry( ld, e ) )
 206                 {
 207                         values[ i ] = ldap_get_dn( ld, e );
 208                 }
 209                 values[ i ] = NULL;
 210
 211                 ldap_msgfree( res );
 212
 213                 if ( do_retry == config->retries ) {
 214                         fprintf( stderr, "  PID=%ld - Read base=\"%s\" filter=\"%s\" got %d values.\n",
 215                                 (long) pid, sbase, filter, nvalues );
 216                 }
 217
 218                 for ( i = 0; i < config->loops; i++ ) {
 219 #if 0   /* use high-order bits for better randomness (Numerical Recipes in "C") */
 220                         int     r = rand() % nvalues;
 221 #endif
 222                         int     r = ((double)nvalues)*rand()/(RAND_MAX + 1.0);
 223
 224                         do_read( config, values[ r ], &ld,
 225                                 srchattrs, noattrs, nobind, 1, force );
 226                 }
 227                 free( values );
 228                 break;
 229
 230         default:
 231                 tester_ldap_error( ld, "ldap_search_ext_s", NULL );
 232                 break;
 233         }
 234
 235         fprintf( stderr, "  PID=%ld - Read done (%d).\n", (long) pid, rc );
 236
 237         if ( ld != NULL ) {
 238                 ldap_unbind_ext( ld, NULL, NULL );
 239         }
 240 }
 241
 242 static void
 243 do_read( struct tester_conn_args *config, char *entry, LDAP **ldp,
 244         char **attrs, int noattrs, int nobind, int maxloop, int force )
 245 {
 246         LDAP    *ld = ldp ? *ldp : NULL;
 247         int     i = 0, do_retry = config->retries;
 248         int     rc = LDAP_SUCCESS;
 249         int             *msgids = NULL, active = 0;
 250
 251         /* make room for msgid */
 252         if ( swamp > 1 ) {
 253                 msgids = (int *)calloc( sizeof(int), maxloop );
 254         }
 255
 256 retry:;
 257         if ( ld == NULL ) {
 258                 tester_init_ld( &ld, config, nobind );
 259         }
 260
 261         if ( do_retry == config->retries ) {
 262                 fprintf( stderr, "PID=%ld - Read(%d): entry=\"%s\".\n",
 263                         (long) pid, maxloop, entry );
 264         }
 265
 266         if ( swamp > 1 ) {
 267                 do {
 268                         LDAPMessage *res = NULL;
 269                         int j, msgid;
 270
 271                         if ( i < maxloop ) {
 272                                 rc = ldap_search_ext( ld, entry, LDAP_SCOPE_BASE,
 273                                                 NULL, attrs, noattrs, NULL, NULL,
 274                                                 NULL, LDAP_NO_LIMIT, &msgids[i] );
 275
 276                                 active++;
 277 #if 0
 278                                 fprintf( stderr,
 279                                         ">>> PID=%ld - Read maxloop=%d cnt=%d active=%d msgid=%d: "
 280                                         "entry=\"%s\"\n",
 281                                         (long) pid, maxloop, i, active, msgids[i],
 282                                         entry );
 283 #endif
 284                                 i++;
 285
 286                                 if ( rc ) {
 287                                         char buf[BUFSIZ];
 288                                         int first = tester_ignore_err( rc );
 289                                         /* if ignore.. */
 290                                         if ( first ) {
 291                                                 /* only log if first occurrence */
 292                                                 if ( ( force < 2 && first > 0 ) || abs(first) == 1 ) {
 293                                                         tester_ldap_error( ld, "ldap_search_ext", NULL );
 294                                                 }
 295                                                 continue;
 296                                         }
 297
 298                                         /* busy needs special handling */
 299                                         snprintf( buf, sizeof( buf ), "entry=\"%s\"\n", entry );
 300                                         tester_ldap_error( ld, "ldap_search_ext", buf );
 301                                         if ( rc == LDAP_BUSY && do_retry > 0 ) {
 302                                                 ldap_unbind_ext( ld, NULL, NULL );
 303                                                 ld = NULL;
 304                                                 do_retry--;
 305                                                 goto retry;
 306                                         }
 307                                         break;
 308                                 }
 309
 310                                 if ( swamp > 2 ) {
 311                                         continue;
 312                                 }
 313                         }
 314
 315                         rc = ldap_result( ld, LDAP_RES_ANY, 0, NULL, &res );
 316                         switch ( rc ) {
 317                         case -1:
 318                                 /* gone really bad */
 319 #if 0
 320                                 fprintf( stderr,
 321                                         ">>> PID=%ld - Read maxloop=%d cnt=%d active=%d: "
 322                                         "entry=\"%s\" ldap_result()=%d\n",
 323                                         (long) pid, maxloop, i, active, entry, rc );
 324 #endif
 325                                 goto cleanup;
 326
 327                         case 0:
 328                                 /* timeout (impossible) */
 329                                 break;
 330
 331                         case LDAP_RES_SEARCH_ENTRY:
 332                         case LDAP_RES_SEARCH_REFERENCE:
 333                                 /* ignore */
 334                                 break;
 335
 336                         case LDAP_RES_SEARCH_RESULT:
 337                                 /* just remove, no error checking (TODO?) */
 338                                 msgid = ldap_msgid( res );
 339                                 ldap_parse_result( ld, res, &rc, NULL, NULL, NULL, NULL, 1 );
 340                                 res = NULL;
 341
 342                                 /* linear search, bah */
 343                                 for ( j = 0; j < i; j++ ) {
 344                                         if ( msgids[ j ] == msgid ) {
 345                                                 msgids[ j ] = -1;
 346                                                 active--;
 347 #if 0
 348                                                 fprintf( stderr,
 349                                                         "<<< PID=%ld - ReadDone maxloop=%d cnt=%d active=%d msgid=%d: "
 350                                                         "entry=\"%s\"\n",
 351                                                         (long) pid, maxloop, j, active, msgid, entry );
 352 #endif
 353                                                 break;
 354                                         }
 355                                 }
 356                                 break;
 357
 358                         default:
 359                                 /* other messages unexpected */
 360                                 fprintf( stderr,
 361                                         "### PID=%ld - Read(%d): "
 362                                         "entry=\"%s\" attrs=%s%s. unexpected response tag=%d\n",
 363                                         (long) pid, maxloop,
 364                                         entry, attrs[0], attrs[1] ? " (more...)" : "", rc );
 365                                 break;
 366                         }
 367
 368                         if ( res != NULL ) {
 369                                 ldap_msgfree( res );
 370                         }
 371                 } while ( i < maxloop || active > 0 );
 372
 373         } else {
 374                 for ( ; i < maxloop; i++ ) {
 375                         LDAPMessage *res = NULL;
 376
 377                         if (swamp) {
 378                                 int msgid;
 379                                 rc = ldap_search_ext( ld, entry, LDAP_SCOPE_BASE,
 380                                                 NULL, attrs, noattrs, NULL, NULL,
 381                                                 NULL, LDAP_NO_LIMIT, &msgid );
 382                                 if ( rc == LDAP_SUCCESS ) continue;
 383                                 else break;
 384                         }
 385
 386                         rc = ldap_search_ext_s( ld, entry, LDAP_SCOPE_BASE,
 387                                         NULL, attrs, noattrs, NULL, NULL, NULL,
 388                                         LDAP_NO_LIMIT, &res );
 389                         if ( res != NULL ) {
 390                                 ldap_msgfree( res );
 391                         }
 392
 393                         if ( rc ) {
 394                                 int             first = tester_ignore_err( rc );
 395                                 char            buf[ BUFSIZ ];
 396
 397                                 snprintf( buf, sizeof( buf ), "ldap_search_ext_s(%s)", entry );
 398
 399                                 /* if ignore.. */
 400                                 if ( first ) {
 401                                         /* only log if first occurrence */
 402                                         if ( ( force < 2 && first > 0 ) || abs(first) == 1 ) {
 403                                                 tester_ldap_error( ld, buf, NULL );
 404                                         }
 405                                         continue;
 406                                 }
 407
 408                                 /* busy needs special handling */
 409                                 tester_ldap_error( ld, buf, NULL );
 410                                 if ( rc == LDAP_BUSY && do_retry > 0 ) {
 411                                         ldap_unbind_ext( ld, NULL, NULL );
 412                                         ld = NULL;
 413                                         do_retry--;
 414                                         goto retry;
 415                                 }
 416                                 break;
 417                         }
 418                 }
 419         }
 420
 421 cleanup:;
 422         if ( msgids != NULL ) {
 423                 free( msgids );
 424         }
 425
 426         if ( ldp != NULL ) {
 427                 *ldp = ld;
 428
 429         } else {
 430                 fprintf( stderr, "  PID=%ld - Read done (%d).\n", (long) pid, rc );
 431
 432                 if ( ld != NULL ) {
 433                         ldap_unbind_ext( ld, NULL, NULL );
 434                 }
 435         }
 436 }
 437