git.sur5r.net Git - openldap/blob - servers/slapd/back-ldap/config.c

   1 /* config.c - ldap backend configuration file routine */
   2 /* $OpenLDAP$ */
   3 /* This work is part of OpenLDAP Software <http://www.openldap.org/>.
   4  *
   5  * Copyright 2003-2006 The OpenLDAP Foundation.
   6  * Portions Copyright 1999-2003 Howard Chu.
   7  * Portions Copyright 2000-2003 Pierangelo Masarati.
   8  * All rights reserved.
   9  *
  10  * Redistribution and use in source and binary forms, with or without
  11  * modification, are permitted only as authorized by the OpenLDAP
  12  * Public License.
  13  *
  14  * A copy of this license is available in the file LICENSE in the
  15  * top-level directory of the distribution or, alternatively, at
  16  * <http://www.OpenLDAP.org/license.html>.
  17  */
  18 /* ACKNOWLEDGEMENTS:
  19  * This work was initially developed by the Howard Chu for inclusion
  20  * in OpenLDAP Software and subsequently enhanced by Pierangelo
  21  * Masarati.
  22  */
  23
  24 #include "portable.h"
  25
  26 #include <stdio.h>
  27
  28 #include <ac/string.h>
  29 #include <ac/ctype.h>
  30 #include <ac/socket.h>
  31
  32 #include "slap.h"
  33 #include "config.h"
  34 #include "back-ldap.h"
  35 #include "lutil.h"
  36 #include "ldif.h"
  37 #undef ldap_debug
  38 /* for advanced URL parsing */
  39 #include "../../../libraries/libldap/ldap-int.h"
  40
  41 static SLAP_EXTOP_MAIN_FN ldap_back_exop_whoami;
  42
  43 static ConfigDriver ldap_back_cf_gen;
  44
  45 enum {
  46         LDAP_BACK_CFG_URI = 1,
  47         LDAP_BACK_CFG_TLS,
  48         LDAP_BACK_CFG_ACL_AUTHCDN,
  49         LDAP_BACK_CFG_ACL_PASSWD,
  50         LDAP_BACK_CFG_ACL_METHOD,
  51         LDAP_BACK_CFG_ACL_BIND,
  52         LDAP_BACK_CFG_IDASSERT_MODE,
  53         LDAP_BACK_CFG_IDASSERT_AUTHCDN,
  54         LDAP_BACK_CFG_IDASSERT_PASSWD,
  55         LDAP_BACK_CFG_IDASSERT_AUTHZFROM,
  56         LDAP_BACK_CFG_IDASSERT_METHOD,
  57         LDAP_BACK_CFG_IDASSERT_BIND,
  58         LDAP_BACK_CFG_REBIND,
  59         LDAP_BACK_CFG_CHASE,
  60         LDAP_BACK_CFG_T_F,
  61         LDAP_BACK_CFG_WHOAMI,
  62         LDAP_BACK_CFG_TIMEOUT,
  63         LDAP_BACK_CFG_IDLE_TIMEOUT,
  64         LDAP_BACK_CFG_CONN_TTL,
  65         LDAP_BACK_CFG_NETWORK_TIMEOUT,
  66         LDAP_BACK_CFG_VERSION,
  67         LDAP_BACK_CFG_SINGLECONN,
  68         LDAP_BACK_CFG_USETEMP,
  69         LDAP_BACK_CFG_CONNPOOLMAX,
  70         LDAP_BACK_CFG_CANCEL,
  71         LDAP_BACK_CFG_QUARANTINE,
  72         LDAP_BACK_CFG_REWRITE,
  73
  74         LDAP_BACK_CFG_LAST
  75 };
  76
  77 static ConfigTable ldapcfg[] = {
  78         { "uri", "uri", 2, 2, 0,
  79                 ARG_MAGIC|LDAP_BACK_CFG_URI,
  80                 ldap_back_cf_gen, "( OLcfgDbAt:0.14 "
  81                         "NAME 'olcDbURI' "
  82                         "DESC 'URI (list) for remote DSA' "
  83                         "SYNTAX OMsDirectoryString "
  84                         "SINGLE-VALUE )",
  85                 NULL, NULL },
  86         { "tls", "what", 2, 2, 0,
  87                 ARG_MAGIC|LDAP_BACK_CFG_TLS,
  88                 ldap_back_cf_gen, "( OLcfgDbAt:3.1 "
  89                         "NAME 'olcDbStartTLS' "
  90                         "DESC 'StartTLS' "
  91                         "SYNTAX OMsDirectoryString "
  92                         "SINGLE-VALUE )",
  93                 NULL, NULL },
  94         { "acl-authcDN", "DN", 2, 2, 0,
  95                 ARG_DN|ARG_MAGIC|LDAP_BACK_CFG_ACL_AUTHCDN,
  96                 ldap_back_cf_gen, "( OLcfgDbAt:3.2 "
  97                         "NAME 'olcDbACLAuthcDn' "
  98                         "DESC 'Remote ACL administrative identity' "
  99                         "OBSOLETE "
 100                         "SYNTAX OMsDN "
 101                         "SINGLE-VALUE )",
 102                 NULL, NULL },
 103         /* deprecated, will be removed; aliases "acl-authcDN" */
 104         { "binddn", "DN", 2, 2, 0,
 105                 ARG_DN|ARG_MAGIC|LDAP_BACK_CFG_ACL_AUTHCDN,
 106                 ldap_back_cf_gen, NULL, NULL, NULL },
 107         { "acl-passwd", "cred", 2, 2, 0,
 108                 ARG_MAGIC|LDAP_BACK_CFG_ACL_PASSWD,
 109                 ldap_back_cf_gen, "( OLcfgDbAt:3.3 "
 110                         "NAME 'olcDbACLPasswd' "
 111                         "DESC 'Remote ACL administrative identity credentials' "
 112                         "OBSOLETE "
 113                         "SYNTAX OMsDirectoryString "
 114                         "SINGLE-VALUE )",
 115                 NULL, NULL },
 116         /* deprecated, will be removed; aliases "acl-passwd" */
 117         { "bindpw", "cred", 2, 2, 0,
 118                 ARG_MAGIC|LDAP_BACK_CFG_ACL_PASSWD,
 119                 ldap_back_cf_gen, NULL, NULL, NULL },
 120         /* deprecated, will be removed; aliases "acl-bind" */
 121         { "acl-method", "args", 2, 0, 0,
 122                 ARG_MAGIC|LDAP_BACK_CFG_ACL_METHOD,
 123                 ldap_back_cf_gen, NULL, NULL, NULL },
 124         { "acl-bind", "args", 2, 0, 0,
 125                 ARG_MAGIC|LDAP_BACK_CFG_ACL_BIND,
 126                 ldap_back_cf_gen, "( OLcfgDbAt:3.4 "
 127                         "NAME 'olcDbACLBind' "
 128                         "DESC 'Remote ACL administrative identity auth bind configuration' "
 129                         "SYNTAX OMsDirectoryString "
 130                         "SINGLE-VALUE )",
 131                 NULL, NULL },
 132         { "idassert-authcDN", "DN", 2, 2, 0,
 133                 ARG_DN|ARG_MAGIC|LDAP_BACK_CFG_IDASSERT_AUTHCDN,
 134                 ldap_back_cf_gen, "( OLcfgDbAt:3.5 "
 135                         "NAME 'olcDbIDAssertAuthcDn' "
 136                         "DESC 'Remote Identity Assertion administrative identity' "
 137                         "OBSOLETE "
 138                         "SYNTAX OMsDN "
 139                         "SINGLE-VALUE )",
 140                 NULL, NULL },
 141         /* deprecated, will be removed; partially aliases "idassert-authcDN" */
 142         { "proxyauthzdn", "DN", 2, 2, 0,
 143                 ARG_DN|ARG_MAGIC|LDAP_BACK_CFG_IDASSERT_AUTHCDN,
 144                 ldap_back_cf_gen, NULL, NULL, NULL },
 145         { "idassert-passwd", "cred", 2, 2, 0,
 146                 ARG_MAGIC|LDAP_BACK_CFG_IDASSERT_PASSWD,
 147                 ldap_back_cf_gen, "( OLcfgDbAt:3.6 "
 148                         "NAME 'olcDbIDAssertPasswd' "
 149                         "DESC 'Remote Identity Assertion administrative identity credentials' "
 150                         "OBSOLETE "
 151                         "SYNTAX OMsDirectoryString "
 152                         "SINGLE-VALUE )",
 153                 NULL, NULL },
 154         /* deprecated, will be removed; partially aliases "idassert-passwd" */
 155         { "proxyauthzpw", "cred", 2, 2, 0,
 156                 ARG_MAGIC|LDAP_BACK_CFG_IDASSERT_PASSWD,
 157                 ldap_back_cf_gen, NULL, NULL, NULL },
 158         { "idassert-bind", "args", 2, 0, 0,
 159                 ARG_MAGIC|LDAP_BACK_CFG_IDASSERT_BIND,
 160                 ldap_back_cf_gen, "( OLcfgDbAt:3.7 "
 161                         "NAME 'olcDbIDAssertBind' "
 162                         "DESC 'Remote Identity Assertion administrative identity auth bind configuration' "
 163                         "SYNTAX OMsDirectoryString "
 164                         "SINGLE-VALUE )",
 165                 NULL, NULL },
 166         { "idassert-method", "args", 2, 0, 0,
 167                 ARG_MAGIC|LDAP_BACK_CFG_IDASSERT_METHOD,
 168                 ldap_back_cf_gen, NULL, NULL, NULL },
 169         { "idassert-mode", "mode>|u:<user>|[dn:]<DN", 2, 0, 0,
 170                 ARG_STRING|ARG_MAGIC|LDAP_BACK_CFG_IDASSERT_MODE,
 171                 ldap_back_cf_gen, "( OLcfgDbAt:3.8 "
 172                         "NAME 'olcDbIDAssertMode' "
 173                         "DESC 'Remote Identity Assertion mode' "
 174                         "OBSOLETE "
 175                         "SYNTAX OMsDirectoryString "
 176                         "SINGLE-VALUE)",
 177                 NULL, NULL },
 178         { "idassert-authzFrom", "authzRule", 2, 2, 0,
 179                 ARG_MAGIC|LDAP_BACK_CFG_IDASSERT_AUTHZFROM,
 180                 ldap_back_cf_gen, "( OLcfgDbAt:3.9 "
 181                         "NAME 'olcDbIDAssertAuthzFrom' "
 182                         "DESC 'Remote Identity Assertion authz rules' "
 183                         "SYNTAX OMsDirectoryString "
 184                         "X-ORDERED 'VALUES' )",
 185                 NULL, NULL },
 186         { "rebind-as-user", "NO|yes", 1, 2, 0,
 187                 ARG_MAGIC|ARG_ON_OFF|LDAP_BACK_CFG_REBIND,
 188                 ldap_back_cf_gen, "( OLcfgDbAt:3.10 "
 189                         "NAME 'olcDbRebindAsUser' "
 190                         "DESC 'Rebind as user' "
 191                         "SYNTAX OMsBoolean "
 192                         "SINGLE-VALUE )",
 193                 NULL, NULL },
 194         { "chase-referrals", "YES|no", 2, 2, 0,
 195                 ARG_MAGIC|ARG_ON_OFF|LDAP_BACK_CFG_CHASE,
 196                 ldap_back_cf_gen, "( OLcfgDbAt:3.11 "
 197                         "NAME 'olcDbChaseReferrals' "
 198                         "DESC 'Chase referrals' "
 199                         "SYNTAX OMsBoolean "
 200                         "SINGLE-VALUE )",
 201                 NULL, NULL },
 202         { "t-f-support", "NO|yes|discover", 2, 2, 0,
 203                 ARG_MAGIC|LDAP_BACK_CFG_T_F,
 204                 ldap_back_cf_gen, "( OLcfgDbAt:3.12 "
 205                         "NAME 'olcDbTFSupport' "
 206                         "DESC 'Absolute filters support' "
 207                         "SYNTAX OMsDirectoryString "
 208                         "SINGLE-VALUE )",
 209                 NULL, NULL },
 210         { "proxy-whoami", "NO|yes", 1, 2, 0,
 211                 ARG_MAGIC|ARG_ON_OFF|LDAP_BACK_CFG_WHOAMI,
 212                 ldap_back_cf_gen, "( OLcfgDbAt:3.13 "
 213                         "NAME 'olcDbProxyWhoAmI' "
 214                         "DESC 'Proxy whoAmI exop' "
 215                         "SYNTAX OMsBoolean "
 216                         "SINGLE-VALUE )",
 217                 NULL, NULL },
 218         { "timeout", "timeout(list)", 2, 0, 0,
 219                 ARG_MAGIC|LDAP_BACK_CFG_TIMEOUT,
 220                 ldap_back_cf_gen, "( OLcfgDbAt:3.14 "
 221                         "NAME 'olcDbTimeout' "
 222                         "DESC 'Per-operation timeouts' "
 223                         "SYNTAX OMsDirectoryString "
 224                         "SINGLE-VALUE )",
 225                 NULL, NULL },
 226         { "idle-timeout", "timeout", 2, 0, 0,
 227                 ARG_MAGIC|LDAP_BACK_CFG_IDLE_TIMEOUT,
 228                 ldap_back_cf_gen, "( OLcfgDbAt:3.15 "
 229                         "NAME 'olcDbIdleTimeout' "
 230                         "DESC 'connection idle timeout' "
 231                         "SYNTAX OMsDirectoryString "
 232                         "SINGLE-VALUE )",
 233                 NULL, NULL },
 234         { "conn-ttl", "ttl", 2, 0, 0,
 235                 ARG_MAGIC|LDAP_BACK_CFG_CONN_TTL,
 236                 ldap_back_cf_gen, "( OLcfgDbAt:3.16 "
 237                         "NAME 'olcDbConnTtl' "
 238                         "DESC 'connection ttl' "
 239                         "SYNTAX OMsDirectoryString "
 240                         "SINGLE-VALUE )",
 241                 NULL, NULL },
 242         { "network-timeout", "timeout", 2, 0, 0,
 243                 ARG_MAGIC|LDAP_BACK_CFG_NETWORK_TIMEOUT,
 244                 ldap_back_cf_gen, "( OLcfgDbAt:3.17 "
 245                         "NAME 'olcDbNetworkTimeout' "
 246                         "DESC 'connection network timeout' "
 247                         "SYNTAX OMsDirectoryString "
 248                         "SINGLE-VALUE )",
 249                 NULL, NULL },
 250         { "protocol-version", "version", 2, 0, 0,
 251                 ARG_MAGIC|ARG_INT|LDAP_BACK_CFG_VERSION,
 252                 ldap_back_cf_gen, "( OLcfgDbAt:3.18 "
 253                         "NAME 'olcDbProtocolVersion' "
 254                         "DESC 'protocol version' "
 255                         "SYNTAX OMsInteger "
 256                         "SINGLE-VALUE )",
 257                 NULL, NULL },
 258         { "single-conn", "TRUE/FALSE", 2, 0, 0,
 259                 ARG_MAGIC|ARG_ON_OFF|LDAP_BACK_CFG_SINGLECONN,
 260                 ldap_back_cf_gen, "( OLcfgDbAt:3.19 "
 261                         "NAME 'olcDbSingleConn' "
 262                         "DESC 'cache a single connection per identity' "
 263                         "SYNTAX OMsBoolean "
 264                         "SINGLE-VALUE )",
 265                 NULL, NULL },
 266         { "cancel", "ABANDON|ignore|exop", 2, 0, 0,
 267                 ARG_MAGIC|LDAP_BACK_CFG_CANCEL,
 268                 ldap_back_cf_gen, "( OLcfgDbAt:3.20 "
 269                         "NAME 'olcDbCancel' "
 270                         "DESC 'abandon/ignore/exop operations when appropriate' "
 271                         "SYNTAX OMsDirectoryString "
 272                         "SINGLE-VALUE )",
 273                 NULL, NULL },
 274         { "quarantine", "retrylist", 2, 0, 0,
 275                 ARG_MAGIC|LDAP_BACK_CFG_QUARANTINE,
 276                 ldap_back_cf_gen, "( OLcfgDbAt:3.21 "
 277                         "NAME 'olcDbQuarantine' "
 278                         "DESC 'Quarantine database if connection fails and retry according to rule' "
 279                         "SYNTAX OMsDirectoryString "
 280                         "SINGLE-VALUE )",
 281                 NULL, NULL },
 282         { "use-temporary-conn", "TRUE/FALSE", 2, 0, 0,
 283                 ARG_MAGIC|ARG_ON_OFF|LDAP_BACK_CFG_USETEMP,
 284                 ldap_back_cf_gen, "( OLcfgDbAt:3.22 "
 285                         "NAME 'olcDbUseTemporaryConn' "
 286                         "DESC 'Use temporary connections if the cached one is busy' "
 287                         "SYNTAX OMsBoolean "
 288                         "SINGLE-VALUE )",
 289                 NULL, NULL },
 290         { "conn-pool-max", "<n>", 2, 0, 0,
 291                 ARG_MAGIC|ARG_INT|LDAP_BACK_CFG_CONNPOOLMAX,
 292                 ldap_back_cf_gen, "( OLcfgDbAt:3.23 "
 293                         "NAME 'olcDbConnectionPoolMax' "
 294                         "DESC 'Max size of privileged connections pool' "
 295                         "SYNTAX OMsInteger "
 296                         "SINGLE-VALUE )",
 297                 NULL, NULL },
 298         { "suffixmassage", "[virtual]> <real", 2, 3, 0,
 299                 ARG_STRING|ARG_MAGIC|LDAP_BACK_CFG_REWRITE,
 300                 ldap_back_cf_gen, NULL, NULL, NULL },
 301         { "map", "attribute|objectClass> [*|<local>] *|<remote", 3, 4, 0,
 302                 ARG_STRING|ARG_MAGIC|LDAP_BACK_CFG_REWRITE,
 303                 ldap_back_cf_gen, NULL, NULL, NULL },
 304         { "rewrite", "<arglist>", 2, 4, STRLENOF( "rewrite" ),
 305                 ARG_STRING|ARG_MAGIC|LDAP_BACK_CFG_REWRITE,
 306                 ldap_back_cf_gen, NULL, NULL, NULL },
 307         { NULL, NULL, 0, 0, 0, ARG_IGNORED,
 308                 NULL, NULL, NULL, NULL }
 309 };
 310
 311 static ConfigOCs ldapocs[] = {
 312         { "( OLcfgDbOc:3.1 "
 313                 "NAME 'olcLDAPConfig' "
 314                 "DESC 'LDAP backend configuration' "
 315                 "SUP olcDatabaseConfig "
 316                 "MAY ( olcDbURI "
 317                         "$ olcDbStartTLS "
 318                         "$ olcDbACLAuthcDn "
 319                         "$ olcDbACLPasswd "
 320                         "$ olcDbACLBind "
 321                         "$ olcDbIDAssertAuthcDn "
 322                         "$ olcDbIDAssertPasswd "
 323                         "$ olcDbIDAssertBind "
 324                         "$ olcDbIDAssertMode "
 325                         "$ olcDbIDAssertAuthzFrom "
 326                         "$ olcDbRebindAsUser "
 327                         "$ olcDbChaseReferrals "
 328                         "$ olcDbTFSupport "
 329                         "$ olcDbProxyWhoAmI "
 330                         "$ olcDbTimeout "
 331                         "$ olcDbIdleTimeout "
 332                         "$ olcDbSingleConn "
 333                         "$ olcDbCancel "
 334                         "$ olcDbQuarantine "
 335                         "$ olcDbUseTemporaryConn "
 336                         "$ olcDbConnectionPoolMax "
 337                 ") )",
 338                         Cft_Database, ldapcfg},
 339         { NULL, 0, NULL }
 340 };
 341
 342 static slap_verbmasks idassert_mode[] = {
 343         { BER_BVC("self"),              LDAP_BACK_IDASSERT_SELF },
 344         { BER_BVC("anonymous"),         LDAP_BACK_IDASSERT_ANONYMOUS },
 345         { BER_BVC("none"),              LDAP_BACK_IDASSERT_NOASSERT },
 346         { BER_BVC("legacy"),            LDAP_BACK_IDASSERT_LEGACY },
 347         { BER_BVNULL,                   0 }
 348 };
 349
 350 static slap_verbmasks tls_mode[] = {
 351         { BER_BVC( "propagate" ),       LDAP_BACK_F_TLS_PROPAGATE_MASK },
 352         { BER_BVC( "try-propagate" ),   LDAP_BACK_F_PROPAGATE_TLS },
 353         { BER_BVC( "start" ),           LDAP_BACK_F_TLS_USE_MASK },
 354         { BER_BVC( "try-start" ),       LDAP_BACK_F_USE_TLS },
 355         { BER_BVC( "none" ),            LDAP_BACK_F_NONE },
 356         { BER_BVNULL,                   0 }
 357 };
 358
 359 static slap_verbmasks t_f_mode[] = {
 360         { BER_BVC( "yes" ),             LDAP_BACK_F_T_F },
 361         { BER_BVC( "discover" ),        LDAP_BACK_F_T_F_DISCOVER },
 362         { BER_BVC( "no" ),              LDAP_BACK_F_NONE },
 363         { BER_BVNULL,                   0 }
 364 };
 365
 366 static slap_verbmasks cancel_mode[] = {
 367         { BER_BVC( "ignore" ),          LDAP_BACK_F_CANCEL_IGNORE },
 368         { BER_BVC( "exop" ),            LDAP_BACK_F_CANCEL_EXOP },
 369         { BER_BVC( "exop-discover" ),   LDAP_BACK_F_CANCEL_EXOP_DISCOVER },
 370         { BER_BVC( "abandon" ),         LDAP_BACK_F_CANCEL_ABANDON },
 371         { BER_BVNULL,                   0 }
 372 };
 373
 374 /* see enum in slap.h */
 375 static slap_cf_aux_table timeout_table[] = {
 376         { BER_BVC("bind="),     SLAP_OP_BIND * sizeof( time_t ),        'u', 0, NULL },
 377         /* unbind makes no sense */
 378         { BER_BVC("add="),      SLAP_OP_ADD * sizeof( time_t ),         'u', 0, NULL },
 379         { BER_BVC("delete="),   SLAP_OP_DELETE * sizeof( time_t ),      'u', 0, NULL },
 380         { BER_BVC("modrdn="),   SLAP_OP_MODRDN * sizeof( time_t ),      'u', 0, NULL },
 381         { BER_BVC("modify="),   SLAP_OP_MODIFY * sizeof( time_t ),      'u', 0, NULL },
 382         { BER_BVC("compare="),  SLAP_OP_COMPARE * sizeof( time_t ),     'u', 0, NULL },
 383 #if 0   /* uses timelimit instead */
 384         { BER_BVC("search="),   SLAP_OP_SEARCH * sizeof( time_t ),      'u', 0, NULL },
 385 #endif
 386         /* abandon makes little sense */
 387 #if 0   /* not implemented yet */
 388         { BER_BVC("extended="), SLAP_OP_EXTENDED * sizeof( time_t ),    'u', 0, NULL },
 389 #endif
 390         { BER_BVNULL, 0, 0, 0, NULL }
 391 };
 392
 393 int
 394 slap_retry_info_parse(
 395         char                    *in,
 396         slap_retry_info_t       *ri,
 397         char                    *buf,
 398         ber_len_t               buflen )
 399 {
 400         char                    **retrylist = NULL;
 401         int                     rc = 0;
 402         int                     i;
 403
 404         slap_str2clist( &retrylist, in, " ;" );
 405         if ( retrylist == NULL ) {
 406                 return 1;
 407         }
 408
 409         for ( i = 0; retrylist[ i ] != NULL; i++ )
 410                 /* count */ ;
 411
 412         ri->ri_interval = ch_calloc( sizeof( time_t ), i + 1 );
 413         ri->ri_num = ch_calloc( sizeof( int ), i + 1 );
 414
 415         for ( i = 0; retrylist[ i ] != NULL; i++ ) {
 416                 unsigned long   t;
 417                 char            *sep = strchr( retrylist[ i ], ',' );
 418
 419                 if ( sep == NULL ) {
 420                         snprintf( buf, buflen,
 421                                 "missing comma in retry pattern #%d \"%s\"",
 422                                 i, retrylist[ i ] );
 423                         rc = 1;
 424                         goto done;
 425                 }
 426
 427                 *sep++ = '\0';
 428
 429                 if ( lutil_parse_time( retrylist[ i ], &t ) ) {
 430                         snprintf( buf, buflen,
 431                                 "unable to parse interval #%d \"%s\"",
 432                                 i, retrylist[ i ] );
 433                         rc = 1;
 434                         goto done;
 435                 }
 436                 ri->ri_interval[ i ] = (time_t)t;
 437
 438                 if ( strcmp( sep, "+" ) == 0 ) {
 439                         if ( retrylist[ i + 1 ] != NULL ) {
 440                                 snprintf( buf, buflen,
 441                                         "extra cruft after retry pattern "
 442                                         "#%d \"%s,+\" with \"forever\" mark",
 443                                         i, retrylist[ i ] );
 444                                 rc = 1;
 445                                 goto done;
 446                         }
 447                         ri->ri_num[ i ] = SLAP_RETRYNUM_FOREVER;
 448
 449                 } else if ( lutil_atoi( &ri->ri_num[ i ], sep ) ) {
 450                         snprintf( buf, buflen,
 451                                 "unable to parse retry num #%d \"%s\"",
 452                                 i, sep );
 453                         rc = 1;
 454                         goto done;
 455                 }
 456         }
 457
 458         ri->ri_num[ i ] = SLAP_RETRYNUM_TAIL;
 459
 460         ri->ri_idx = 0;
 461         ri->ri_count = 0;
 462         ri->ri_last = (time_t)(-1);
 463
 464 done:;
 465         ldap_charray_free( retrylist );
 466
 467         if ( rc ) {
 468                 slap_retry_info_destroy( ri );
 469         }
 470
 471         return rc;
 472 }
 473
 474 int
 475 slap_retry_info_unparse(
 476         slap_retry_info_t       *ri,
 477         struct berval           *bvout )
 478 {
 479         int             i;
 480         char            buf[ BUFSIZ * 2 ],
 481                         *ptr = buf;
 482         struct berval   bv = BER_BVNULL;
 483
 484         assert( ri != NULL );
 485         assert( bvout != NULL );
 486
 487         BER_BVZERO( bvout );
 488
 489 #define WHATSLEFT       ( sizeof( buf ) - ( ptr - buf ) )
 490
 491         for ( i = 0; ri->ri_num[ i ] != SLAP_RETRYNUM_TAIL; i++ ) {
 492                 if ( i > 0 ) {
 493                         if ( WHATSLEFT <= 1 ) {
 494                                 return 1;
 495                         }
 496                         *ptr++ = ';';
 497                 }
 498
 499                 if ( lutil_unparse_time( ptr, WHATSLEFT, (long)ri->ri_interval[i] ) ) {
 500                         return 1;
 501                 }
 502                 ptr += strlen( ptr );
 503
 504                 if ( WHATSLEFT <= 1 ) {
 505                         return 1;
 506                 }
 507                 *ptr++ = ',';
 508
 509                 if ( ri->ri_num[i] == SLAP_RETRYNUM_FOREVER ) {
 510                         if ( WHATSLEFT <= 1 ) {
 511                                 return 1;
 512                         }
 513                         *ptr++ = '+';
 514
 515                 } else {
 516                         ptr += snprintf( ptr, WHATSLEFT, "%d", ri->ri_num[i] );
 517                         if ( WHATSLEFT <= 0 ) {
 518                                 return 1;
 519                         }
 520                 }
 521         }
 522
 523         bv.bv_val = buf;
 524         bv.bv_len = ptr - buf;
 525
 526         ber_dupbv( bvout, &bv );
 527
 528         return 0;
 529 }
 530
 531 void
 532 slap_retry_info_destroy(
 533         slap_retry_info_t       *ri )
 534 {
 535         assert( ri != NULL );
 536
 537         assert( ri->ri_interval != NULL );
 538         ch_free( ri->ri_interval );
 539         ri->ri_interval = NULL;
 540
 541         assert( ri->ri_num != NULL );
 542         ch_free( ri->ri_num );
 543         ri->ri_num = NULL;
 544 }
 545
 546 static int
 547 slap_idassert_authzfrom_parse( ConfigArgs *c, slap_idassert_t *si )
 548 {
 549         struct berval   bv;
 550         struct berval   in;
 551         int             rc;
 552
 553         if ( strcmp( c->argv[ 1 ], "*" ) == 0
 554                 || strcmp( c->argv[ 1 ], ".*" ) == 0
 555                 || strcmp( c->argv[ 1 ], "dn:*" ) == 0
 556                 || strcasecmp( c->argv[ 1 ], "dn.regex:.*" ) == 0 )
 557         {
 558                 if ( si->si_authz != NULL ) {
 559                         snprintf( c->msg, sizeof( c->msg ),
 560                                 "\"idassert-authzFrom <authz>\": "
 561                                 "\"%s\" conflicts with existing authz rules",
 562                                 c->argv[ 1 ] );
 563                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
 564                         return 1;
 565                 }
 566
 567                 si->si_flags |= LDAP_BACK_AUTH_AUTHZ_ALL;
 568
 569                 return 0;
 570
 571         } else if ( ( si->si_flags & LDAP_BACK_AUTH_AUTHZ_ALL ) ) {
 572                 snprintf( c->msg, sizeof( c->msg ),
 573                         "\"idassert-authzFrom <authz>\": "
 574                         "\"<authz>\" conflicts with \"*\"" );
 575                 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
 576                 return 1;
 577         }
 578
 579         ber_str2bv( c->argv[ 1 ], 0, 0, &in );
 580         rc = authzNormalize( 0, NULL, NULL, &in, &bv, NULL );
 581         if ( rc != LDAP_SUCCESS ) {
 582                 snprintf( c->msg, sizeof( c->msg ),
 583                         "\"idassert-authzFrom <authz>\": "
 584                         "invalid syntax" );
 585                 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
 586                 return 1;
 587         }
 588
 589         ber_bvarray_add( &si->si_authz, &bv );
 590
 591         return 0;
 592 }
 593
 594 static int
 595 slap_idassert_parse( ConfigArgs *c, slap_idassert_t *si )
 596 {
 597         int             i;
 598
 599         for ( i = 1; i < c->argc; i++ ) {
 600                 if ( strncasecmp( c->argv[ i ], "mode=", STRLENOF( "mode=" ) ) == 0 ) {
 601                         char    *argvi = c->argv[ i ] + STRLENOF( "mode=" );
 602                         int     j;
 603
 604                         j = verb_to_mask( argvi, idassert_mode );
 605                         if ( BER_BVISNULL( &idassert_mode[ j ].word ) ) {
 606                                 snprintf( c->msg, sizeof( c->msg ),
 607                                         "\"idassert-bind <args>\": "
 608                                         "unknown mode \"%s\"",
 609                                         argvi );
 610                                 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
 611                                 return 1;
 612                         }
 613
 614                         si->si_mode = idassert_mode[ j ].mask;
 615
 616                 } else if ( strncasecmp( c->argv[ i ], "authz=", STRLENOF( "authz=" ) ) == 0 ) {
 617                         char    *argvi = c->argv[ i ] + STRLENOF( "authz=" );
 618
 619                         if ( strcasecmp( argvi, "native" ) == 0 ) {
 620                                 if ( si->si_bc.sb_method != LDAP_AUTH_SASL ) {
 621                                         snprintf( c->msg, sizeof( c->msg ),
 622                                                 "\"idassert-bind <args>\": "
 623                                                 "authz=\"native\" incompatible "
 624                                                 "with auth method" );
 625                                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
 626                                         return 1;
 627                                 }
 628                                 si->si_flags |= LDAP_BACK_AUTH_NATIVE_AUTHZ;
 629
 630                         } else if ( strcasecmp( argvi, "proxyAuthz" ) == 0 ) {
 631                                 si->si_flags &= ~LDAP_BACK_AUTH_NATIVE_AUTHZ;
 632
 633                         } else {
 634                                 snprintf( c->msg, sizeof( c->msg ),
 635                                         "\"idassert-bind <args>\": "
 636                                         "unknown authz \"%s\"",
 637                                         argvi );
 638                                 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
 639                                 return 1;
 640                         }
 641
 642                 } else if ( strncasecmp( c->argv[ i ], "flags=", STRLENOF( "flags=" ) ) == 0 ) {
 643                         char    *argvi = c->argv[ i ] + STRLENOF( "flags=" );
 644                         char    **flags = ldap_str2charray( argvi, "," );
 645                         int     j, err = 0;
 646
 647                         if ( flags == NULL ) {
 648                                 snprintf( c->msg, sizeof( c->msg ),
 649                                         "\"idassert-bind <args>\": "
 650                                         "unable to parse flags \"%s\"",
 651                                         argvi );
 652                                 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
 653                                 return 1;
 654                         }
 655
 656                         for ( j = 0; flags[ j ] != NULL; j++ ) {
 657
 658                                 if ( strcasecmp( flags[ j ], "override" ) == 0 ) {
 659                                         si->si_flags |= LDAP_BACK_AUTH_OVERRIDE;
 660
 661                                 } else if ( strcasecmp( flags[ j ], "prescriptive" ) == 0 ) {
 662                                         si->si_flags |= LDAP_BACK_AUTH_PRESCRIPTIVE;
 663
 664                                 } else if ( strcasecmp( flags[ j ], "non-prescriptive" ) == 0 ) {
 665                                         si->si_flags &= ( ~LDAP_BACK_AUTH_PRESCRIPTIVE );
 666
 667                                 } else if ( strcasecmp( flags[ j ], "obsolete-proxy-authz" ) == 0 ) {
 668                                         if ( si->si_flags & LDAP_BACK_AUTH_OBSOLETE_ENCODING_WORKAROUND ) {
 669                                                 Debug( LDAP_DEBUG_ANY,
 670                                                                 "%s: \"obsolete-proxy-authz\" flag "
 671                                                                 "in \"idassert-mode <args>\" "
 672                                                                 "incompatible with previously issued \"obsolete-encoding-workaround\" flag.\n",
 673                                                                 c->log, 0, 0 );
 674                                                 err = 1;
 675                                                 break;
 676
 677                                         } else {
 678                                                 si->si_flags |= LDAP_BACK_AUTH_OBSOLETE_PROXY_AUTHZ;
 679                                         }
 680
 681                                 } else if ( strcasecmp( flags[ j ], "obsolete-encoding-workaround" ) == 0 ) {
 682                                         if ( si->si_flags & LDAP_BACK_AUTH_OBSOLETE_PROXY_AUTHZ ) {
 683                                                 Debug( LDAP_DEBUG_ANY,
 684                                                                 "%s: \"obsolete-encoding-workaround\" flag "
 685                                                         "in \"idassert-mode <args>\" "
 686                                                         "incompatible with previously issued \"obsolete-proxy-authz\" flag.\n",
 687                                                         c->log, 0, 0 );
 688                                                 err = 1;
 689                                                 break;
 690
 691                                         } else {
 692                                                 si->si_flags |= LDAP_BACK_AUTH_OBSOLETE_ENCODING_WORKAROUND;
 693                                         }
 694
 695                                 } else {
 696                                         snprintf( c->msg, sizeof( c->msg ),
 697                                                 "\"idassert-bind <args>\": "
 698                                                 "unknown flag \"%s\"",
 699                                                 flags[ j ] );
 700                                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
 701                                         err = 1;
 702                                         break;
 703                                 }
 704                         }
 705
 706                         ldap_charray_free( flags );
 707                         if ( err ) {
 708                                 return 1;
 709                         }
 710
 711                 } else if ( bindconf_parse( c->argv[ i ], &si->si_bc ) ) {
 712                         return 1;
 713                 }
 714         }
 715
 716         return 0;
 717 }
 718
 719 /* NOTE: temporary, until back-meta is ported to back-config */
 720 int
 721 slap_idassert_authzfrom_parse_cf( const char *fname, int lineno, const char *arg, slap_idassert_t *si )
 722 {
 723         ConfigArgs      c = { 0 };
 724         char            *argv[ 3 ];
 725
 726         snprintf( c.log, sizeof( c.log ), "%s: line %d", fname, lineno );
 727         c.argc = 2;
 728         c.argv = argv;
 729         argv[ 0 ] = "idassert-authzFrom";
 730         argv[ 1 ] = (char *)arg;
 731         argv[ 2 ] = NULL;
 732
 733         return slap_idassert_authzfrom_parse( &c, si );
 734 }
 735
 736 int
 737 slap_idassert_parse_cf( const char *fname, int lineno, int argc, char *argv[], slap_idassert_t *si )
 738 {
 739         ConfigArgs      c = { 0 };
 740
 741         snprintf( c.log, sizeof( c.log ), "%s: line %d", fname, lineno );
 742         c.argc = argc;
 743         c.argv = argv;
 744
 745         return slap_idassert_parse( &c, si );
 746 }
 747
 748 static int
 749 ldap_back_cf_gen( ConfigArgs *c )
 750 {
 751         ldapinfo_t      *li = ( ldapinfo_t * )c->be->be_private;
 752         int             rc = 0;
 753         int             i;
 754
 755         if ( c->op == SLAP_CONFIG_EMIT ) {
 756                 struct berval   bv = BER_BVNULL;
 757
 758                 if ( li == NULL ) {
 759                         return 1;
 760                 }
 761
 762                 switch( c->type ) {
 763                 case LDAP_BACK_CFG_URI:
 764                         if ( li->li_uri != NULL ) {
 765                                 struct berval   bv, bv2;
 766
 767                                 ber_str2bv( li->li_uri, 0, 0, &bv );
 768                                 bv2.bv_len = bv.bv_len + STRLENOF( "\"\"" );
 769                                 bv2.bv_val = ch_malloc( bv2.bv_len + 1 );
 770                                 snprintf( bv2.bv_val, bv2.bv_len + 1,
 771                                         "\"%s\"", bv.bv_val );
 772                                 ber_bvarray_add( &c->rvalue_vals, &bv2 );
 773
 774                         } else {
 775                                 rc = 1;
 776                         }
 777                         break;
 778
 779                 case LDAP_BACK_CFG_TLS:
 780                         enum_to_verb( tls_mode, ( li->li_flags & LDAP_BACK_F_TLS_MASK ), &bv );
 781                         assert( !BER_BVISNULL( &bv ) );
 782                         value_add_one( &c->rvalue_vals, &bv );
 783                         break;
 784
 785                 case LDAP_BACK_CFG_ACL_AUTHCDN:
 786                 case LDAP_BACK_CFG_ACL_PASSWD:
 787                 case LDAP_BACK_CFG_ACL_METHOD:
 788                         /* handled by LDAP_BACK_CFG_ACL_BIND */
 789                         rc = 1;
 790                         break;
 791
 792                 case LDAP_BACK_CFG_ACL_BIND: {
 793                         int     i;
 794
 795                         if ( li->li_acl_authmethod == LDAP_AUTH_NONE ) {
 796                                 return 1;
 797                         }
 798
 799                         bindconf_unparse( &li->li_acl, &bv );
 800
 801                         for ( i = 0; isspace( (unsigned char) bv.bv_val[ i ] ); i++ )
 802                                 /* count spaces */ ;
 803
 804                         if ( i ) {
 805                                 bv.bv_len -= i;
 806                                 AC_MEMCPY( bv.bv_val, &bv.bv_val[ i ],
 807                                         bv.bv_len + 1 );
 808                         }
 809
 810                         ber_bvarray_add( &c->rvalue_vals, &bv );
 811                         break;
 812                 }
 813
 814                 case LDAP_BACK_CFG_IDASSERT_MODE:
 815                 case LDAP_BACK_CFG_IDASSERT_AUTHCDN:
 816                 case LDAP_BACK_CFG_IDASSERT_PASSWD:
 817                 case LDAP_BACK_CFG_IDASSERT_METHOD:
 818                         /* handled by LDAP_BACK_CFG_IDASSERT_BIND */
 819                         rc = 1;
 820                         break;
 821
 822                 case LDAP_BACK_CFG_IDASSERT_AUTHZFROM: {
 823                         int             i;
 824
 825                         if ( li->li_idassert_authz == NULL ) {
 826                                 if ( ( li->li_idassert_flags & LDAP_BACK_AUTH_AUTHZ_ALL ) ) {
 827                                         BER_BVSTR( &bv, "*" );
 828                                         value_add_one( &c->rvalue_vals, &bv );
 829
 830                                 } else {
 831                                         rc = 1;
 832                                 }
 833                                 break;
 834                         }
 835
 836                         for ( i = 0; !BER_BVISNULL( &li->li_idassert_authz[ i ] ); i++ )
 837                         {
 838                                 value_add_one( &c->rvalue_vals, &li->li_idassert_authz[ i ] );
 839                         }
 840                         break;
 841                 }
 842
 843                 case LDAP_BACK_CFG_IDASSERT_BIND: {
 844                         int             i;
 845                         struct berval   bc = BER_BVNULL;
 846                         char            *ptr;
 847
 848                         if ( li->li_idassert_authmethod == LDAP_AUTH_NONE ) {
 849                                 return 1;
 850                         }
 851
 852                         if ( li->li_idassert_authmethod != LDAP_AUTH_NONE ) {
 853                                 ber_len_t       len;
 854
 855                                 switch ( li->li_idassert_mode ) {
 856                                 case LDAP_BACK_IDASSERT_OTHERID:
 857                                 case LDAP_BACK_IDASSERT_OTHERDN:
 858                                         break;
 859
 860                                 default: {
 861                                         struct berval   mode = BER_BVNULL;
 862
 863                                         enum_to_verb( idassert_mode, li->li_idassert_mode, &mode );
 864                                         if ( BER_BVISNULL( &mode ) ) {
 865                                                 /* there's something wrong... */
 866                                                 assert( 0 );
 867                                                 rc = 1;
 868
 869                                         } else {
 870                                                 bv.bv_len = STRLENOF( "mode=" ) + mode.bv_len;
 871                                                 bv.bv_val = ch_malloc( bv.bv_len + 1 );
 872
 873                                                 ptr = lutil_strcopy( bv.bv_val, "mode=" );
 874                                                 ptr = lutil_strcopy( ptr, mode.bv_val );
 875                                         }
 876                                         break;
 877                                 }
 878                                 }
 879
 880                                 if ( li->li_idassert_flags & LDAP_BACK_AUTH_NATIVE_AUTHZ ) {
 881                                         len = bv.bv_len + STRLENOF( "authz=native" );
 882
 883                                         if ( !BER_BVISEMPTY( &bv ) ) {
 884                                                 len += STRLENOF( " " );
 885                                         }
 886
 887                                         bv.bv_val = ch_realloc( bv.bv_val, len + 1 );
 888
 889                                         ptr = &bv.bv_val[ bv.bv_len ];
 890
 891                                         if ( !BER_BVISEMPTY( &bv ) ) {
 892                                                 ptr = lutil_strcopy( ptr, " " );
 893                                         }
 894
 895                                         (void)lutil_strcopy( ptr, "authz=native" );
 896                                 }
 897
 898                                 len = bv.bv_len + STRLENOF( "flags=non-prescriptive,override,obsolete-encoding-workaround" );
 899                                 /* flags */
 900                                 if ( !BER_BVISEMPTY( &bv ) ) {
 901                                         len += STRLENOF( " " );
 902                                 }
 903
 904                                 bv.bv_val = ch_realloc( bv.bv_val, len + 1 );
 905
 906                                 ptr = &bv.bv_val[ bv.bv_len ];
 907
 908                                 if ( !BER_BVISEMPTY( &bv ) ) {
 909                                         ptr = lutil_strcopy( ptr, " " );
 910                                 }
 911
 912                                 ptr = lutil_strcopy( ptr, "flags=" );
 913
 914                                 if ( li->li_idassert_flags & LDAP_BACK_AUTH_PRESCRIPTIVE ) {
 915                                         ptr = lutil_strcopy( ptr, "prescriptive" );
 916                                 } else {
 917                                         ptr = lutil_strcopy( ptr, "non-prescriptive" );
 918                                 }
 919
 920                                 if ( li->li_idassert_flags & LDAP_BACK_AUTH_OVERRIDE ) {
 921                                         ptr = lutil_strcopy( ptr, ",override" );
 922                                 }
 923
 924                                 if ( li->li_idassert_flags & LDAP_BACK_AUTH_OBSOLETE_PROXY_AUTHZ ) {
 925                                         ptr = lutil_strcopy( ptr, ",obsolete-proxy-authz" );
 926
 927                                 } else if ( li->li_idassert_flags & LDAP_BACK_AUTH_OBSOLETE_ENCODING_WORKAROUND ) {
 928                                         ptr = lutil_strcopy( ptr, ",obsolete-encoding-workaround" );
 929                                 }
 930
 931                                 bv.bv_len = ( ptr - bv.bv_val );
 932                                 /* end-of-flags */
 933                         }
 934
 935                         bindconf_unparse( &li->li_idassert.si_bc, &bc );
 936
 937                         if ( !BER_BVISNULL( &bv ) ) {
 938                                 ber_len_t       len = bv.bv_len + bc.bv_len;
 939
 940                                 bv.bv_val = ch_realloc( bv.bv_val, len + 1 );
 941
 942                                 assert( bc.bv_val[ 0 ] == ' ' );
 943
 944                                 ptr = lutil_strcopy( &bv.bv_val[ bv.bv_len ], bc.bv_val );
 945                                 free( bc.bv_val );
 946                                 bv.bv_len = ptr - bv.bv_val;
 947
 948                         } else {
 949                                 for ( i = 0; isspace( (unsigned char) bc.bv_val[ i ] ); i++ )
 950                                         /* count spaces */ ;
 951
 952                                 if ( i ) {
 953                                         bc.bv_len -= i;
 954                                         AC_MEMCPY( bc.bv_val, &bc.bv_val[ i ], bc.bv_len + 1 );
 955                                 }
 956
 957                                 bv = bc;
 958                         }
 959
 960                         ber_bvarray_add( &c->rvalue_vals, &bv );
 961
 962                         break;
 963                 }
 964
 965                 case LDAP_BACK_CFG_REBIND:
 966                         c->value_int = LDAP_BACK_SAVECRED( li );
 967                         break;
 968
 969                 case LDAP_BACK_CFG_CHASE:
 970                         c->value_int = LDAP_BACK_CHASE_REFERRALS( li );
 971                         break;
 972
 973                 case LDAP_BACK_CFG_T_F:
 974                         enum_to_verb( t_f_mode, (li->li_flags & LDAP_BACK_F_T_F_MASK2), &bv );
 975                         if ( BER_BVISNULL( &bv ) ) {
 976                                 /* there's something wrong... */
 977                                 assert( 0 );
 978                                 rc = 1;
 979
 980                         } else {
 981                                 value_add_one( &c->rvalue_vals, &bv );
 982                         }
 983                         break;
 984
 985                 case LDAP_BACK_CFG_WHOAMI:
 986                         c->value_int = LDAP_BACK_PROXY_WHOAMI( li );
 987                         break;
 988
 989                 case LDAP_BACK_CFG_TIMEOUT:
 990                         BER_BVZERO( &bv );
 991
 992                         for ( i = 0; i < SLAP_OP_LAST; i++ ) {
 993                                 if ( li->li_timeout[ i ] != 0 ) {
 994                                         break;
 995                                 }
 996                         }
 997
 998                         if ( i == SLAP_OP_LAST ) {
 999                                 return 1;
1000                         }
1001
1002                         slap_cf_aux_table_unparse( li->li_timeout, &bv, timeout_table );
1003
1004                         if ( BER_BVISNULL( &bv ) ) {
1005                                 return 1;
1006                         }
1007
1008                         for ( i = 0; isspace( (unsigned char) bv.bv_val[ i ] ); i++ )
1009                                 /* count spaces */ ;
1010
1011                         if ( i ) {
1012                                 bv.bv_len -= i;
1013                                 AC_MEMCPY( bv.bv_val, &bv.bv_val[ i ],
1014                                         bv.bv_len + 1 );
1015                         }
1016
1017                         ber_bvarray_add( &c->rvalue_vals, &bv );
1018                         break;
1019
1020                 case LDAP_BACK_CFG_IDLE_TIMEOUT: {
1021                         char    buf[ SLAP_TEXT_BUFLEN ];
1022
1023                         if ( li->li_idle_timeout == 0 ) {
1024                                 return 1;
1025                         }
1026
1027                         lutil_unparse_time( buf, sizeof( buf ), li->li_idle_timeout );
1028                         ber_str2bv( buf, 0, 0, &bv );
1029                         value_add_one( &c->rvalue_vals, &bv );
1030                         } break;
1031
1032                 case LDAP_BACK_CFG_CONN_TTL: {
1033                         char    buf[ SLAP_TEXT_BUFLEN ];
1034
1035                         if ( li->li_conn_ttl == 0 ) {
1036                                 return 1;
1037                         }
1038
1039                         lutil_unparse_time( buf, sizeof( buf ), li->li_conn_ttl );
1040                         ber_str2bv( buf, 0, 0, &bv );
1041                         value_add_one( &c->rvalue_vals, &bv );
1042                         } break;
1043
1044                 case LDAP_BACK_CFG_NETWORK_TIMEOUT: {
1045                         char    buf[ SLAP_TEXT_BUFLEN ];
1046
1047                         if ( li->li_network_timeout == 0 ) {
1048                                 return 1;
1049                         }
1050
1051                         snprintf( buf, sizeof( buf ), "%ld",
1052                                 (long)li->li_network_timeout );
1053                         ber_str2bv( buf, 0, 0, &bv );
1054                         value_add_one( &c->rvalue_vals, &bv );
1055                         } break;
1056
1057                 case LDAP_BACK_CFG_VERSION:
1058                         if ( li->li_version == 0 ) {
1059                                 return 1;
1060                         }
1061
1062                         c->value_int = li->li_version;
1063                         break;
1064
1065                 case LDAP_BACK_CFG_SINGLECONN:
1066                         c->value_int = LDAP_BACK_SINGLECONN( li );
1067                         break;
1068
1069                 case LDAP_BACK_CFG_USETEMP:
1070                         c->value_int = LDAP_BACK_USE_TEMPORARIES( li );
1071                         break;
1072
1073                 case LDAP_BACK_CFG_CONNPOOLMAX:
1074                         c->value_int = li->li_conn_priv_max;
1075                         break;
1076
1077                 case LDAP_BACK_CFG_CANCEL: {
1078                         slap_mask_t     mask = LDAP_BACK_F_CANCEL_MASK2;
1079
1080                         if ( LDAP_BACK_CANCEL_DISCOVER( li ) ) {
1081                                 mask &= ~LDAP_BACK_F_CANCEL_EXOP;
1082                         }
1083                         enum_to_verb( cancel_mode, (li->li_flags & mask), &bv );
1084                         if ( BER_BVISNULL( &bv ) ) {
1085                                 /* there's something wrong... */
1086                                 assert( 0 );
1087                                 rc = 1;
1088
1089                         } else {
1090                                 value_add_one( &c->rvalue_vals, &bv );
1091                         }
1092                         } break;
1093
1094                 case LDAP_BACK_CFG_QUARANTINE:
1095                         if ( !LDAP_BACK_QUARANTINE( li ) ) {
1096                                 rc = 1;
1097                                 break;
1098                         }
1099
1100                         rc = slap_retry_info_unparse( &li->li_quarantine, &bv );
1101                         if ( rc == 0 ) {
1102                                 ber_bvarray_add( &c->rvalue_vals, &bv );
1103                         }
1104                         break;
1105
1106                 default:
1107                         /* FIXME: we need to handle all... */
1108                         assert( 0 );
1109                         break;
1110                 }
1111                 return rc;
1112
1113         } else if ( c->op == LDAP_MOD_DELETE ) {
1114                 switch( c->type ) {
1115                 case LDAP_BACK_CFG_URI:
1116                         if ( li->li_uri != NULL ) {
1117                                 ch_free( li->li_uri );
1118                                 li->li_uri = NULL;
1119
1120                                 assert( li->li_bvuri != NULL );
1121                                 ber_bvarray_free( li->li_bvuri );
1122                                 li->li_bvuri = NULL;
1123                         }
1124
1125                         /* better cleanup the cached connections... */
1126                         /* NOTE: don't worry about locking: if we got here,
1127                          * other threads are suspended. */
1128                         if ( li->li_conninfo.lai_tree != NULL ) {
1129                                 avl_free( li->li_conninfo.lai_tree, ldap_back_conn_free );
1130                                 li->li_conninfo.lai_tree = NULL;
1131                         }
1132
1133                         break;
1134
1135                 case LDAP_BACK_CFG_TLS:
1136                         rc = 1;
1137                         break;
1138
1139                 case LDAP_BACK_CFG_ACL_AUTHCDN:
1140                 case LDAP_BACK_CFG_ACL_PASSWD:
1141                 case LDAP_BACK_CFG_ACL_METHOD:
1142                         /* handled by LDAP_BACK_CFG_ACL_BIND */
1143                         rc = 1;
1144                         break;
1145
1146                 case LDAP_BACK_CFG_ACL_BIND:
1147                         bindconf_free( &li->li_acl );
1148                         break;
1149
1150                 case LDAP_BACK_CFG_IDASSERT_MODE:
1151                 case LDAP_BACK_CFG_IDASSERT_AUTHCDN:
1152                 case LDAP_BACK_CFG_IDASSERT_PASSWD:
1153                 case LDAP_BACK_CFG_IDASSERT_METHOD:
1154                         /* handled by LDAP_BACK_CFG_IDASSERT_BIND */
1155                         rc = 1;
1156                         break;
1157
1158                 case LDAP_BACK_CFG_IDASSERT_AUTHZFROM:
1159                         if ( li->li_idassert_authz != NULL ) {
1160                                 ber_bvarray_free( li->li_idassert_authz );
1161                                 li->li_idassert_authz = NULL;
1162                         }
1163                         break;
1164
1165                 case LDAP_BACK_CFG_IDASSERT_BIND:
1166                         bindconf_free( &li->li_idassert.si_bc );
1167                         break;
1168
1169                 case LDAP_BACK_CFG_REBIND:
1170                 case LDAP_BACK_CFG_CHASE:
1171                 case LDAP_BACK_CFG_T_F:
1172                 case LDAP_BACK_CFG_WHOAMI:
1173                 case LDAP_BACK_CFG_CANCEL:
1174                         rc = 1;
1175                         break;
1176
1177                 case LDAP_BACK_CFG_TIMEOUT:
1178                         for ( i = 0; i < SLAP_OP_LAST; i++ ) {
1179                                 li->li_timeout[ i ] = 0;
1180                         }
1181                         break;
1182
1183                 case LDAP_BACK_CFG_IDLE_TIMEOUT:
1184                         li->li_idle_timeout = 0;
1185                         break;
1186
1187                 case LDAP_BACK_CFG_CONN_TTL:
1188                         li->li_conn_ttl = 0;
1189                         break;
1190
1191                 case LDAP_BACK_CFG_NETWORK_TIMEOUT:
1192                         li->li_network_timeout = 0;
1193                         break;
1194
1195                 case LDAP_BACK_CFG_VERSION:
1196                         li->li_version = 0;
1197                         break;
1198
1199                 case LDAP_BACK_CFG_SINGLECONN:
1200                         li->li_flags &= ~LDAP_BACK_F_SINGLECONN;
1201                         break;
1202
1203                 case LDAP_BACK_CFG_USETEMP:
1204                         li->li_flags &= ~LDAP_BACK_F_USE_TEMPORARIES;
1205                         break;
1206
1207                 case LDAP_BACK_CFG_CONNPOOLMAX:
1208                         li->li_conn_priv_max = LDAP_BACK_CONN_PRIV_MIN;
1209                         break;
1210
1211                 case LDAP_BACK_CFG_QUARANTINE:
1212                         if ( !LDAP_BACK_QUARANTINE( li ) ) {
1213                                 break;
1214                         }
1215
1216                         slap_retry_info_destroy( &li->li_quarantine );
1217                         ldap_pvt_thread_mutex_destroy( &li->li_quarantine_mutex );
1218                         li->li_isquarantined = 0;
1219                         break;
1220
1221                 default:
1222                         /* FIXME: we need to handle all... */
1223                         assert( 0 );
1224                         break;
1225                 }
1226                 return rc;
1227
1228         }
1229
1230         switch( c->type ) {
1231         case LDAP_BACK_CFG_URI: {
1232                 LDAPURLDesc     *tmpludp, *lud;
1233                 char            **urllist = NULL;
1234                 int             urlrc = LDAP_URL_SUCCESS, i;
1235
1236                 if ( li->li_uri != NULL ) {
1237                         ch_free( li->li_uri );
1238                         li->li_uri = NULL;
1239
1240                         assert( li->li_bvuri != NULL );
1241                         ber_bvarray_free( li->li_bvuri );
1242                         li->li_bvuri = NULL;
1243                 }
1244
1245                 /* PARANOID: DN and more are not required nor allowed */
1246                 urlrc = ldap_url_parselist_ext( &lud, c->argv[ 1 ], ", \t", LDAP_PVT_URL_PARSE_NONE );
1247                 if ( urlrc != LDAP_URL_SUCCESS ) {
1248                         char    *why;
1249
1250                         switch ( urlrc ) {
1251                         case LDAP_URL_ERR_MEM:
1252                                 why = "no memory";
1253                                 break;
1254                         case LDAP_URL_ERR_PARAM:
1255                                 why = "parameter is bad";
1256                                 break;
1257                         case LDAP_URL_ERR_BADSCHEME:
1258                                 why = "URL doesn't begin with \"[c]ldap[si]://\"";
1259                                 break;
1260                         case LDAP_URL_ERR_BADENCLOSURE:
1261                                 why = "URL is missing trailing \">\"";
1262                                 break;
1263                         case LDAP_URL_ERR_BADURL:
1264                                 why = "URL is bad";
1265                                 break;
1266                         case LDAP_URL_ERR_BADHOST:
1267                                 why = "host/port is bad";
1268                                 break;
1269                         case LDAP_URL_ERR_BADATTRS:
1270                                 why = "bad (or missing) attributes";
1271                                 break;
1272                         case LDAP_URL_ERR_BADSCOPE:
1273                                 why = "scope string is invalid (or missing)";
1274                                 break;
1275                         case LDAP_URL_ERR_BADFILTER:
1276                                 why = "bad or missing filter";
1277                                 break;
1278                         case LDAP_URL_ERR_BADEXTS:
1279                                 why = "bad or missing extensions";
1280                                 break;
1281                         default:
1282                                 why = "unknown reason";
1283                                 break;
1284                         }
1285                         snprintf( c->msg, sizeof( c->msg),
1286                                         "unable to parse uri \"%s\" "
1287                                         "in \"uri <uri>\" line: %s",
1288                                         c->value_string, why );
1289                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
1290                         urlrc = 1;
1291                         goto done_url;
1292                 }
1293
1294                 for ( i = 0, tmpludp = lud;
1295                                 tmpludp;
1296                                 i++, tmpludp = tmpludp->lud_next )
1297                 {
1298                         if ( ( tmpludp->lud_dn != NULL
1299                                                 && tmpludp->lud_dn[0] != '\0' )
1300                                         || tmpludp->lud_attrs != NULL
1301                                         /* || tmpludp->lud_scope != LDAP_SCOPE_DEFAULT */
1302                                         || tmpludp->lud_filter != NULL
1303                                         || tmpludp->lud_exts != NULL )
1304                         {
1305                                 snprintf( c->msg, sizeof( c->msg ),
1306                                                 "warning, only protocol, "
1307                                                 "host and port allowed "
1308                                                 "in \"uri <uri>\" statement "
1309                                                 "for uri #%d of \"%s\"",
1310                                                 i, c->argv[ 1 ] );
1311                                 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
1312                         }
1313                 }
1314
1315                 for ( i = 0, tmpludp = lud;
1316                                 tmpludp;
1317                                 i++, tmpludp = tmpludp->lud_next )
1318                         /* just count */
1319                         ;
1320                 urllist = ch_calloc( sizeof( char * ), i + 1 );
1321
1322                 for ( i = 0, tmpludp = lud;
1323                                 tmpludp;
1324                                 i++, tmpludp = tmpludp->lud_next )
1325                 {
1326                         LDAPURLDesc     tmplud;
1327
1328                         tmplud = *tmpludp;
1329                         tmplud.lud_dn = "";
1330                         tmplud.lud_attrs = NULL;
1331                         tmplud.lud_filter = NULL;
1332                         if ( !ldap_is_ldapi_url( tmplud.lud_scheme ) ) {
1333                                 tmplud.lud_exts = NULL;
1334                                 tmplud.lud_crit_exts = 0;
1335                         }
1336
1337                         urllist[ i ]  = ldap_url_desc2str( &tmplud );
1338
1339                         if ( urllist[ i ] == NULL ) {
1340                                 snprintf( c->msg, sizeof( c->msg),
1341                                         "unable to rebuild uri "
1342                                         "in \"uri <uri>\" statement "
1343                                         "for \"%s\"",
1344                                         c->argv[ 1 ] );
1345                                 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
1346                                 urlrc = 1;
1347                                 goto done_url;
1348                         }
1349                 }
1350
1351                 li->li_uri = ldap_charray2str( urllist, " " );
1352                 for ( i = 0; urllist[ i ] != NULL; i++ ) {
1353                         struct berval   bv;
1354
1355                         ber_str2bv( urllist[ i ], 0, 0, &bv );
1356                         ber_bvarray_add( &li->li_bvuri, &bv );
1357                         urllist[ i ] = NULL;
1358                 }
1359                 ldap_memfree( urllist );
1360                 urllist = NULL;
1361
1362 done_url:;
1363                 if ( urllist ) {
1364                         ldap_charray_free( urllist );
1365                 }
1366                 if ( lud ) {
1367                         ldap_free_urllist( lud );
1368                 }
1369                 if ( urlrc != LDAP_URL_SUCCESS ) {
1370                         return 1;
1371                 }
1372                 break;
1373         }
1374
1375         case LDAP_BACK_CFG_TLS:
1376                 i = verb_to_mask( c->argv[1], tls_mode );
1377                 if ( BER_BVISNULL( &tls_mode[i].word ) ) {
1378                         return 1;
1379                 }
1380                 li->li_flags &= ~LDAP_BACK_F_TLS_MASK;
1381                 li->li_flags |= tls_mode[i].mask;
1382                 break;
1383
1384         case LDAP_BACK_CFG_ACL_AUTHCDN:
1385                 switch ( li->li_acl_authmethod ) {
1386                 case LDAP_AUTH_NONE:
1387                         li->li_acl_authmethod = LDAP_AUTH_SIMPLE;
1388                         break;
1389
1390                 case LDAP_AUTH_SIMPLE:
1391                         break;
1392
1393                 default:
1394                         snprintf( c->msg, sizeof( c->msg),
1395                                 "\"acl-authcDN <DN>\" incompatible "
1396                                 "with auth method %d",
1397                                 li->li_acl_authmethod );
1398                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
1399                         return 1;
1400                 }
1401                 if ( !BER_BVISNULL( &li->li_acl_authcDN ) ) {
1402                         free( li->li_acl_authcDN.bv_val );
1403                 }
1404                 ber_memfree_x( c->value_dn.bv_val, NULL );
1405                 li->li_acl_authcDN = c->value_ndn;
1406                 BER_BVZERO( &c->value_dn );
1407                 BER_BVZERO( &c->value_ndn );
1408                 break;
1409
1410         case LDAP_BACK_CFG_ACL_PASSWD:
1411                 switch ( li->li_acl_authmethod ) {
1412                 case LDAP_AUTH_NONE:
1413                         li->li_acl_authmethod = LDAP_AUTH_SIMPLE;
1414                         break;
1415
1416                 case LDAP_AUTH_SIMPLE:
1417                         break;
1418
1419                 default:
1420                         snprintf( c->msg, sizeof( c->msg ),
1421                                 "\"acl-passwd <cred>\" incompatible "
1422                                 "with auth method %d",
1423                                 li->li_acl_authmethod );
1424                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
1425                         return 1;
1426                 }
1427                 if ( !BER_BVISNULL( &li->li_acl_passwd ) ) {
1428                         free( li->li_acl_passwd.bv_val );
1429                 }
1430                 ber_str2bv( c->argv[ 1 ], 0, 1, &li->li_acl_passwd );
1431                 break;
1432
1433         case LDAP_BACK_CFG_ACL_METHOD:
1434         case LDAP_BACK_CFG_ACL_BIND:
1435                 for ( i = 1; i < c->argc; i++ ) {
1436                         if ( bindconf_parse( c->argv[ i ], &li->li_acl ) ) {
1437                                 return 1;
1438                         }
1439                 }
1440                 break;
1441
1442         case LDAP_BACK_CFG_IDASSERT_MODE:
1443                 i = verb_to_mask( c->argv[1], idassert_mode );
1444                 if ( BER_BVISNULL( &idassert_mode[i].word ) ) {
1445                         if ( strncasecmp( c->argv[1], "u:", STRLENOF( "u:" ) ) == 0 ) {
1446                                 li->li_idassert_mode = LDAP_BACK_IDASSERT_OTHERID;
1447                                 ber_str2bv( c->argv[1], 0, 1, &li->li_idassert_authzID );
1448                                 li->li_idassert_authzID.bv_val[ 0 ] = 'u';
1449
1450                         } else {
1451                                 struct berval   id, ndn;
1452
1453                                 ber_str2bv( c->argv[1], 0, 0, &id );
1454
1455                                 if ( strncasecmp( c->argv[1], "dn:", STRLENOF( "dn:" ) ) == 0 ) {
1456                                         id.bv_val += STRLENOF( "dn:" );
1457                                         id.bv_len -= STRLENOF( "dn:" );
1458                                 }
1459
1460                                 rc = dnNormalize( 0, NULL, NULL, &id, &ndn, NULL );
1461                                 if ( rc != LDAP_SUCCESS ) {
1462                                         Debug( LDAP_DEBUG_ANY,
1463                                                 "%s: line %d: idassert ID \"%s\" is not a valid DN\n",
1464                                                 c->fname, c->lineno, c->argv[1] );
1465                                         return 1;
1466                                 }
1467
1468                                 li->li_idassert_authzID.bv_len = STRLENOF( "dn:" ) + ndn.bv_len;
1469                                 li->li_idassert_authzID.bv_val = ch_malloc( li->li_idassert_authzID.bv_len + 1 );
1470                                 AC_MEMCPY( li->li_idassert_authzID.bv_val, "dn:", STRLENOF( "dn:" ) );
1471                                 AC_MEMCPY( &li->li_idassert_authzID.bv_val[ STRLENOF( "dn:" ) ], ndn.bv_val, ndn.bv_len + 1 );
1472                                 ch_free( ndn.bv_val );
1473
1474                                 li->li_idassert_mode = LDAP_BACK_IDASSERT_OTHERDN;
1475                         }
1476
1477                 } else {
1478                         li->li_idassert_mode = idassert_mode[i].mask;
1479                 }
1480
1481                 if ( c->argc > 2 ) {
1482                         int     i;
1483
1484                         for ( i = 2; i < c->argc; i++ ) {
1485                                 if ( strcasecmp( c->argv[ i ], "override" ) == 0 ) {
1486                                         li->li_idassert_flags |= LDAP_BACK_AUTH_OVERRIDE;
1487
1488                                 } else if ( strcasecmp( c->argv[ i ], "prescriptive" ) == 0 ) {
1489                                         li->li_idassert_flags |= LDAP_BACK_AUTH_PRESCRIPTIVE;
1490
1491                                 } else if ( strcasecmp( c->argv[ i ], "non-prescriptive" ) == 0 ) {
1492                                         li->li_idassert_flags &= ( ~LDAP_BACK_AUTH_PRESCRIPTIVE );
1493
1494                                 } else if ( strcasecmp( c->argv[ i ], "obsolete-proxy-authz" ) == 0 ) {
1495                                         if ( li->li_idassert_flags & LDAP_BACK_AUTH_OBSOLETE_ENCODING_WORKAROUND ) {
1496                                                 Debug( LDAP_DEBUG_ANY,
1497                                                         "%s: line %d: \"obsolete-proxy-authz\" flag "
1498                                                         "in \"idassert-mode <args>\" "
1499                                                         "incompatible with previously issued \"obsolete-encoding-workaround\" flag.\n",
1500                                                         c->fname, c->lineno, 0 );
1501                                                 return 1;
1502                                         }
1503                                         li->li_idassert_flags |= LDAP_BACK_AUTH_OBSOLETE_PROXY_AUTHZ;
1504
1505                                 } else if ( strcasecmp( c->argv[ i ], "obsolete-encoding-workaround" ) == 0 ) {
1506                                         if ( li->li_idassert_flags & LDAP_BACK_AUTH_OBSOLETE_PROXY_AUTHZ ) {
1507                                                 Debug( LDAP_DEBUG_ANY,
1508                                                         "%s: line %d: \"obsolete-encoding-workaround\" flag "
1509                                                         "in \"idassert-mode <args>\" "
1510                                                         "incompatible with previously issued \"obsolete-proxy-authz\" flag.\n",
1511                                                         c->fname, c->lineno, 0 );
1512                                                 return 1;
1513                                         }
1514                                         li->li_idassert_flags |= LDAP_BACK_AUTH_OBSOLETE_ENCODING_WORKAROUND;
1515
1516                                 } else {
1517                                         Debug( LDAP_DEBUG_ANY,
1518                                                 "%s: line %d: unknown flag #%d "
1519                                                 "in \"idassert-mode <args> "
1520                                                 "[<flags>]\" line.\n",
1521                                                 c->fname, c->lineno, i - 2 );
1522                                         return 1;
1523                                 }
1524                         }
1525                 }
1526                 break;
1527
1528         case LDAP_BACK_CFG_IDASSERT_AUTHCDN:
1529                 switch ( li->li_idassert_authmethod ) {
1530                 case LDAP_AUTH_NONE:
1531                         li->li_idassert_authmethod = LDAP_AUTH_SIMPLE;
1532                         break;
1533
1534                 case LDAP_AUTH_SIMPLE:
1535                         break;
1536
1537                 default:
1538                         snprintf( c->msg, sizeof( c->msg ),
1539                                 "\"idassert-authcDN <DN>\" incompatible "
1540                                 "with auth method %d",
1541                                 li->li_idassert_authmethod );
1542                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
1543                         return 1;
1544                 }
1545                 if ( !BER_BVISNULL( &li->li_idassert_authcDN ) ) {
1546                         free( li->li_idassert_authcDN.bv_val );
1547                 }
1548                 ber_memfree_x( c->value_dn.bv_val, NULL );
1549                 li->li_idassert_authcDN = c->value_ndn;
1550                 BER_BVZERO( &c->value_dn );
1551                 BER_BVZERO( &c->value_ndn );
1552                 break;
1553
1554         case LDAP_BACK_CFG_IDASSERT_PASSWD:
1555                 switch ( li->li_idassert_authmethod ) {
1556                 case LDAP_AUTH_NONE:
1557                         li->li_idassert_authmethod = LDAP_AUTH_SIMPLE;
1558                         break;
1559
1560                 case LDAP_AUTH_SIMPLE:
1561                         break;
1562
1563                 default:
1564                         snprintf( c->msg, sizeof( c->msg ),
1565                                 "\"idassert-passwd <cred>\" incompatible "
1566                                 "with auth method %d",
1567                                 li->li_idassert_authmethod );
1568                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
1569                         return 1;
1570                 }
1571                 if ( !BER_BVISNULL( &li->li_idassert_passwd ) ) {
1572                         free( li->li_idassert_passwd.bv_val );
1573                 }
1574                 ber_str2bv( c->argv[ 1 ], 0, 1, &li->li_idassert_passwd );
1575                 break;
1576
1577         case LDAP_BACK_CFG_IDASSERT_AUTHZFROM:
1578                 rc = slap_idassert_authzfrom_parse( c, &li->li_idassert );
1579                 break;
1580
1581         case LDAP_BACK_CFG_IDASSERT_METHOD:
1582                 /* no longer supported */
1583                 snprintf( c->msg, sizeof( c->msg ),
1584                         "\"idassert-method <args>\": "
1585                         "no longer supported; use \"idassert-bind\"" );
1586                 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
1587                 return 1;
1588
1589         case LDAP_BACK_CFG_IDASSERT_BIND:
1590                 rc = slap_idassert_parse( c, &li->li_idassert );
1591                 break;
1592
1593         case LDAP_BACK_CFG_REBIND:
1594                 if ( c->argc == 1 || c->value_int ) {
1595                         li->li_flags |= LDAP_BACK_F_SAVECRED;
1596
1597                 } else {
1598                         li->li_flags &= ~LDAP_BACK_F_SAVECRED;
1599                 }
1600                 break;
1601
1602         case LDAP_BACK_CFG_CHASE:
1603                 if ( c->argc == 1 || c->value_int ) {
1604                         li->li_flags |= LDAP_BACK_F_CHASE_REFERRALS;
1605
1606                 } else {
1607                         li->li_flags &= ~LDAP_BACK_F_CHASE_REFERRALS;
1608                 }
1609                 break;
1610
1611         case LDAP_BACK_CFG_T_F: {
1612                 slap_mask_t             mask;
1613
1614                 i = verb_to_mask( c->argv[1], t_f_mode );
1615                 if ( BER_BVISNULL( &t_f_mode[i].word ) ) {
1616                         return 1;
1617                 }
1618
1619                 mask = t_f_mode[i].mask;
1620
1621                 if ( LDAP_BACK_ISOPEN( li )
1622                         && mask == LDAP_BACK_F_T_F_DISCOVER
1623                         && !LDAP_BACK_T_F( li ) )
1624                 {
1625                         slap_bindconf   sb = { 0 };
1626                         int             rc;
1627
1628                         if ( li->li_uri == NULL ) {
1629                                 snprintf( c->msg, sizeof( c->msg ),
1630                                         "need URI to discover \"cancel\" support "
1631                                         "in \"cancel exop-discover\"" );
1632                                 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
1633                                 return 1;
1634                         }
1635
1636                         ber_str2bv( li->li_uri, 0, 0, &sb.sb_uri );
1637                         sb.sb_version = li->li_version;
1638                         sb.sb_method = LDAP_AUTH_SIMPLE;
1639                         BER_BVSTR( &sb.sb_binddn, "" );
1640
1641                         rc = slap_discover_feature( &sb,
1642                                         slap_schema.si_ad_supportedFeatures->ad_cname.bv_val,
1643                                         LDAP_FEATURE_ABSOLUTE_FILTERS );
1644                         if ( rc == LDAP_COMPARE_TRUE ) {
1645                                 mask |= LDAP_BACK_F_T_F;
1646                         }
1647                 }
1648
1649                 li->li_flags &= ~LDAP_BACK_F_T_F_MASK2;
1650                 li->li_flags |= mask;
1651                 } break;
1652
1653         case LDAP_BACK_CFG_WHOAMI:
1654                 if ( c->argc == 1 || c->value_int ) {
1655                         li->li_flags |= LDAP_BACK_F_PROXY_WHOAMI;
1656                         load_extop( (struct berval *)&slap_EXOP_WHOAMI,
1657                                         0, ldap_back_exop_whoami );
1658
1659                 } else {
1660                         li->li_flags &= ~LDAP_BACK_F_PROXY_WHOAMI;
1661                 }
1662                 break;
1663
1664         case LDAP_BACK_CFG_TIMEOUT:
1665                 for ( i = 1; i < c->argc; i++ ) {
1666                         if ( isdigit( (unsigned char) c->argv[ i ][ 0 ] ) ) {
1667                                 int             j;
1668                                 unsigned        u;
1669
1670                                 if ( lutil_atoux( &u, c->argv[ i ], 0 ) != 0 ) {
1671                                         snprintf( c->msg, sizeof( c->msg),
1672                                                 "unable to parse timeout \"%s\"",
1673                                                 c->argv[ i ] );
1674                                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
1675                                         return 1;
1676                                 }
1677
1678                                 for ( j = 0; j < SLAP_OP_LAST; j++ ) {
1679                                         li->li_timeout[ j ] = u;
1680                                 }
1681
1682                                 continue;
1683                         }
1684
1685                         if ( slap_cf_aux_table_parse( c->argv[ i ], li->li_timeout, timeout_table, "slapd-ldap timeout" ) ) {
1686                                 snprintf( c->msg, sizeof( c->msg),
1687                                         "unable to parse timeout \"%s\"",
1688                                         c->argv[ i ] );
1689                                 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
1690                                 return 1;
1691                         }
1692                 }
1693                 break;
1694
1695         case LDAP_BACK_CFG_IDLE_TIMEOUT: {
1696                 unsigned long   t;
1697
1698                 if ( lutil_parse_time( c->argv[ 1 ], &t ) != 0 ) {
1699                         snprintf( c->msg, sizeof( c->msg),
1700                                 "unable to parse idle timeout \"%s\"",
1701                                 c->argv[ 1 ] );
1702                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
1703                         return 1;
1704                 }
1705                 li->li_idle_timeout = (time_t)t;
1706                 } break;
1707
1708         case LDAP_BACK_CFG_CONN_TTL: {
1709                 unsigned long   t;
1710
1711                 if ( lutil_parse_time( c->argv[ 1 ], &t ) != 0 ) {
1712                         snprintf( c->msg, sizeof( c->msg),
1713                                 "unable to parse conn ttl\"%s\"",
1714                                 c->argv[ 1 ] );
1715                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
1716                         return 1;
1717                 }
1718                 li->li_conn_ttl = (time_t)t;
1719                 } break;
1720
1721         case LDAP_BACK_CFG_NETWORK_TIMEOUT: {
1722                 unsigned long   t;
1723
1724                 if ( lutil_parse_time( c->argv[ 1 ], &t ) != 0 ) {
1725                         snprintf( c->msg, sizeof( c->msg),
1726                                 "unable to parse network timeout \"%s\"",
1727                                 c->argv[ 1 ] );
1728                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
1729                         return 1;
1730                 }
1731                 li->li_network_timeout = (time_t)t;
1732                 } break;
1733
1734         case LDAP_BACK_CFG_VERSION:
1735                 if ( c->value_int != 0 && ( c->value_int < LDAP_VERSION_MIN || c->value_int > LDAP_VERSION_MAX ) ) {
1736                         snprintf( c->msg, sizeof( c->msg ),
1737                                 "unsupported version \"%s\" "
1738                                 "in \"protocol-version <version>\"",
1739                                 c->argv[ 1 ] );
1740                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
1741                         return 1;
1742                 }
1743
1744                 li->li_version = c->value_int;
1745                 break;
1746
1747         case LDAP_BACK_CFG_SINGLECONN:
1748                 if ( c->value_int ) {
1749                         li->li_flags |= LDAP_BACK_F_SINGLECONN;
1750
1751                 } else {
1752                         li->li_flags &= ~LDAP_BACK_F_SINGLECONN;
1753                 }
1754                 break;
1755
1756         case LDAP_BACK_CFG_USETEMP:
1757                 if ( c->value_int ) {
1758                         li->li_flags |= LDAP_BACK_F_USE_TEMPORARIES;
1759
1760                 } else {
1761                         li->li_flags &= ~LDAP_BACK_F_USE_TEMPORARIES;
1762                 }
1763                 break;
1764
1765         case LDAP_BACK_CFG_CONNPOOLMAX:
1766                 if ( c->value_int < LDAP_BACK_CONN_PRIV_MIN
1767                         || c->value_int > LDAP_BACK_CONN_PRIV_MAX )
1768                 {
1769                         snprintf( c->msg, sizeof( c->msg ),
1770                                 "invalid max size " "of privileged "
1771                                 "connections pool \"%s\" "
1772                                 "in \"conn-pool-max <n> "
1773                                 "(must be between %d and %d)\"",
1774                                 c->argv[ 1 ],
1775                                 LDAP_BACK_CONN_PRIV_MIN,
1776                                 LDAP_BACK_CONN_PRIV_MAX );
1777                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
1778                         return 1;
1779                 }
1780                 li->li_conn_priv_max = c->value_int;
1781                 break;
1782
1783         case LDAP_BACK_CFG_CANCEL: {
1784                 slap_mask_t             mask;
1785
1786                 i = verb_to_mask( c->argv[1], cancel_mode );
1787                 if ( BER_BVISNULL( &cancel_mode[i].word ) ) {
1788                         return 1;
1789                 }
1790
1791                 mask = cancel_mode[i].mask;
1792
1793                 if ( LDAP_BACK_ISOPEN( li )
1794                         && mask == LDAP_BACK_F_CANCEL_EXOP_DISCOVER
1795                         && !LDAP_BACK_CANCEL( li ) )
1796                 {
1797                         slap_bindconf   sb = { 0 };
1798                         int             rc;
1799
1800                         if ( li->li_uri == NULL ) {
1801                                 snprintf( c->msg, sizeof( c->msg ),
1802                                         "need URI to discover \"cancel\" support "
1803                                         "in \"cancel exop-discover\"" );
1804                                 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
1805                                 return 1;
1806                         }
1807
1808                         ber_str2bv( li->li_uri, 0, 0, &sb.sb_uri );
1809                         sb.sb_version = li->li_version;
1810                         sb.sb_method = LDAP_AUTH_SIMPLE;
1811                         BER_BVSTR( &sb.sb_binddn, "" );
1812
1813                         rc = slap_discover_feature( &sb,
1814                                         slap_schema.si_ad_supportedExtension->ad_cname.bv_val,
1815                                         LDAP_EXOP_CANCEL );
1816                         if ( rc == LDAP_COMPARE_TRUE ) {
1817                                 mask |= LDAP_BACK_F_CANCEL_EXOP;
1818                         }
1819                 }
1820
1821                 li->li_flags &= ~LDAP_BACK_F_CANCEL_MASK2;
1822                 li->li_flags |= mask;
1823                 } break;
1824
1825         case LDAP_BACK_CFG_QUARANTINE:
1826                 if ( LDAP_BACK_QUARANTINE( li ) ) {
1827                         snprintf( c->msg, sizeof( c->msg ),
1828                                 "quarantine already defined" );
1829                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
1830                         return 1;
1831                 }
1832                 rc = slap_retry_info_parse( c->argv[1], &li->li_quarantine,
1833                         c->msg, sizeof( c->msg ) );
1834                 if ( rc ) {
1835                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
1836
1837                 } else {
1838                         ldap_pvt_thread_mutex_init( &li->li_quarantine_mutex );
1839                         /* give it a chance to retry if the pattern gets reset
1840                          * via back-config */
1841                         li->li_isquarantined = 0;
1842                 }
1843                 break;
1844
1845         case LDAP_BACK_CFG_REWRITE:
1846                 snprintf( c->msg, sizeof( c->msg ),
1847                         "rewrite/remap capabilities have been moved "
1848                         "to the \"rwm\" overlay; see slapo-rwm(5) "
1849                         "for details (hint: add \"overlay rwm\" "
1850                         "and prefix all directives with \"rwm-\")" );
1851                 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
1852                 return 1;
1853
1854         default:
1855                 /* FIXME: try to catch inconsistencies */
1856                 assert( 0 );
1857                 break;
1858         }
1859
1860         return rc;
1861 }
1862
1863 int
1864 ldap_back_init_cf( BackendInfo *bi )
1865 {
1866         int                     rc;
1867         AttributeDescription    *ad = NULL;
1868         const char              *text;
1869
1870         /* Make sure we don't exceed the bits reserved for userland */
1871         config_check_userland( LDAP_BACK_CFG_LAST );
1872
1873         bi->bi_cf_ocs = ldapocs;
1874
1875         rc = config_register_schema( ldapcfg, ldapocs );
1876         if ( rc ) {
1877                 return rc;
1878         }
1879
1880         /* setup olcDbAclPasswd and olcDbIDAssertPasswd
1881          * to be base64-encoded when written in LDIF form;
1882          * basically, we don't care if it fails */
1883         rc = slap_str2ad( "olcDbACLPasswd", &ad, &text );
1884         if ( rc ) {
1885                 Debug( LDAP_DEBUG_ANY, "config_back_initialize: "
1886                         "warning, unable to get \"olcDbACLPasswd\" "
1887                         "attribute description: %d: %s\n",
1888                         rc, text, 0 );
1889         } else {
1890                 (void)ldif_must_b64_encode_register( ad->ad_cname.bv_val,
1891                         ad->ad_type->sat_oid );
1892         }
1893
1894         ad = NULL;
1895         rc = slap_str2ad( "olcDbIDAssertPasswd", &ad, &text );
1896         if ( rc ) {
1897                 Debug( LDAP_DEBUG_ANY, "config_back_initialize: "
1898                         "warning, unable to get \"olcDbIDAssertPasswd\" "
1899                         "attribute description: %d: %s\n",
1900                         rc, text, 0 );
1901         } else {
1902                 (void)ldif_must_b64_encode_register( ad->ad_cname.bv_val,
1903                         ad->ad_type->sat_oid );
1904         }
1905
1906         return 0;
1907 }
1908
1909
1910 static int
1911 ldap_back_exop_whoami(
1912                 Operation       *op,
1913                 SlapReply       *rs )
1914 {
1915         struct berval *bv = NULL;
1916
1917         if ( op->oq_extended.rs_reqdata != NULL ) {
1918                 /* no request data should be provided */
1919                 rs->sr_text = "no request data expected";
1920                 return rs->sr_err = LDAP_PROTOCOL_ERROR;
1921         }
1922
1923         Statslog( LDAP_DEBUG_STATS, "%s WHOAMI\n",
1924             op->o_log_prefix, 0, 0, 0, 0 );
1925
1926         rs->sr_err = backend_check_restrictions( op, rs,
1927                         (struct berval *)&slap_EXOP_WHOAMI );
1928         if( rs->sr_err != LDAP_SUCCESS ) return rs->sr_err;
1929
1930         /* if auth'd by back-ldap and request is proxied, forward it */
1931         if ( op->o_conn->c_authz_backend
1932                 && !strcmp( op->o_conn->c_authz_backend->be_type, "ldap" )
1933                 && !dn_match( &op->o_ndn, &op->o_conn->c_ndn ) )
1934         {
1935                 ldapconn_t      *lc = NULL;
1936                 LDAPControl c, *ctrls[2] = {NULL, NULL};
1937                 LDAPMessage *res;
1938                 Operation op2 = *op;
1939                 ber_int_t msgid;
1940                 int doretry = 1;
1941                 char *ptr;
1942
1943                 ctrls[0] = &c;
1944                 op2.o_ndn = op->o_conn->c_ndn;
1945                 if ( !ldap_back_dobind( &lc, &op2, rs, LDAP_BACK_SENDERR ) ) {
1946                         return -1;
1947                 }
1948                 c.ldctl_oid = LDAP_CONTROL_PROXY_AUTHZ;
1949                 c.ldctl_iscritical = 1;
1950                 c.ldctl_value.bv_val = op->o_tmpalloc(
1951                         op->o_ndn.bv_len + STRLENOF( "dn:" ) + 1,
1952                         op->o_tmpmemctx );
1953                 c.ldctl_value.bv_len = op->o_ndn.bv_len + 3;
1954                 ptr = c.ldctl_value.bv_val;
1955                 ptr = lutil_strcopy( ptr, "dn:" );
1956                 ptr = lutil_strncopy( ptr, op->o_ndn.bv_val, op->o_ndn.bv_len );
1957                 ptr[ 0 ] = '\0';
1958
1959 retry:
1960                 rs->sr_err = ldap_whoami( lc->lc_ld, ctrls, NULL, &msgid );
1961                 if ( rs->sr_err == LDAP_SUCCESS ) {
1962                         if ( ldap_result( lc->lc_ld, msgid, LDAP_MSG_ALL, NULL, &res ) == -1 ) {
1963                                 ldap_get_option( lc->lc_ld, LDAP_OPT_ERROR_NUMBER,
1964                                         &rs->sr_err );
1965                                 if ( rs->sr_err == LDAP_SERVER_DOWN && doretry ) {
1966                                         doretry = 0;
1967                                         if ( ldap_back_retry( &lc, op, rs, LDAP_BACK_SENDERR ) ) {
1968                                                 goto retry;
1969                                         }
1970                                 }
1971
1972                         } else {
1973                                 /* NOTE: are we sure "bv" will be malloc'ed
1974                                  * with the appropriate memory? */
1975                                 rs->sr_err = ldap_parse_whoami( lc->lc_ld, res, &bv );
1976                                 ldap_msgfree(res);
1977                         }
1978                 }
1979                 op->o_tmpfree( c.ldctl_value.bv_val, op->o_tmpmemctx );
1980                 if ( rs->sr_err != LDAP_SUCCESS ) {
1981                         rs->sr_err = slap_map_api2result( rs );
1982                 }
1983
1984                 if ( lc != NULL ) {
1985                         ldap_back_release_conn( &op2, rs, lc );
1986                 }
1987
1988         } else {
1989                 /* else just do the same as before */
1990                 bv = (struct berval *) ch_malloc( sizeof( struct berval ) );
1991                 if ( !BER_BVISEMPTY( &op->o_dn ) ) {
1992                         bv->bv_len = op->o_dn.bv_len + STRLENOF( "dn:" );
1993                         bv->bv_val = ch_malloc( bv->bv_len + 1 );
1994                         AC_MEMCPY( bv->bv_val, "dn:", STRLENOF( "dn:" ) );
1995                         AC_MEMCPY( &bv->bv_val[ STRLENOF( "dn:" ) ], op->o_dn.bv_val,
1996                                 op->o_dn.bv_len );
1997                         bv->bv_val[ bv->bv_len ] = '\0';
1998
1999                 } else {
2000                         bv->bv_len = 0;
2001                         bv->bv_val = NULL;
2002                 }
2003         }
2004
2005         rs->sr_rspdata = bv;
2006         return rs->sr_err;
2007 }
2008
2009