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 2003-2007 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, 0, 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( "ldaps" ),           LDAP_BACK_F_TLS_LDAPS },
 356         { BER_BVC( "none" ),            LDAP_BACK_F_NONE },
 357         { BER_BVNULL,                   0 }
 358 };
 359
 360 static slap_verbmasks t_f_mode[] = {
 361         { BER_BVC( "yes" ),             LDAP_BACK_F_T_F },
 362         { BER_BVC( "discover" ),        LDAP_BACK_F_T_F_DISCOVER },
 363         { BER_BVC( "no" ),              LDAP_BACK_F_NONE },
 364         { BER_BVNULL,                   0 }
 365 };
 366
 367 static slap_verbmasks cancel_mode[] = {
 368         { BER_BVC( "ignore" ),          LDAP_BACK_F_CANCEL_IGNORE },
 369         { BER_BVC( "exop" ),            LDAP_BACK_F_CANCEL_EXOP },
 370         { BER_BVC( "exop-discover" ),   LDAP_BACK_F_CANCEL_EXOP_DISCOVER },
 371         { BER_BVC( "abandon" ),         LDAP_BACK_F_CANCEL_ABANDON },
 372         { BER_BVNULL,                   0 }
 373 };
 374
 375 /* see enum in slap.h */
 376 static slap_cf_aux_table timeout_table[] = {
 377         { BER_BVC("bind="),     SLAP_OP_BIND * sizeof( time_t ),        'u', 0, NULL },
 378         /* unbind makes no sense */
 379         { BER_BVC("add="),      SLAP_OP_ADD * sizeof( time_t ),         'u', 0, NULL },
 380         { BER_BVC("delete="),   SLAP_OP_DELETE * sizeof( time_t ),      'u', 0, NULL },
 381         { BER_BVC("modrdn="),   SLAP_OP_MODRDN * sizeof( time_t ),      'u', 0, NULL },
 382         { BER_BVC("modify="),   SLAP_OP_MODIFY * sizeof( time_t ),      'u', 0, NULL },
 383         { BER_BVC("compare="),  SLAP_OP_COMPARE * sizeof( time_t ),     'u', 0, NULL },
 384 #if 0   /* uses timelimit instead */
 385         { BER_BVC("search="),   SLAP_OP_SEARCH * sizeof( time_t ),      'u', 0, NULL },
 386 #endif
 387         /* abandon makes little sense */
 388 #if 0   /* not implemented yet */
 389         { BER_BVC("extended="), SLAP_OP_EXTENDED * sizeof( time_t ),    'u', 0, NULL },
 390 #endif
 391         { BER_BVNULL, 0, 0, 0, NULL }
 392 };
 393
 394 int
 395 slap_retry_info_parse(
 396         char                    *in,
 397         slap_retry_info_t       *ri,
 398         char                    *buf,
 399         ber_len_t               buflen )
 400 {
 401         char                    **retrylist = NULL;
 402         int                     rc = 0;
 403         int                     i;
 404
 405         slap_str2clist( &retrylist, in, " ;" );
 406         if ( retrylist == NULL ) {
 407                 return 1;
 408         }
 409
 410         for ( i = 0; retrylist[ i ] != NULL; i++ )
 411                 /* count */ ;
 412
 413         ri->ri_interval = ch_calloc( sizeof( time_t ), i + 1 );
 414         ri->ri_num = ch_calloc( sizeof( int ), i + 1 );
 415
 416         for ( i = 0; retrylist[ i ] != NULL; i++ ) {
 417                 unsigned long   t;
 418                 char            *sep = strchr( retrylist[ i ], ',' );
 419
 420                 if ( sep == NULL ) {
 421                         snprintf( buf, buflen,
 422                                 "missing comma in retry pattern #%d \"%s\"",
 423                                 i, retrylist[ i ] );
 424                         rc = 1;
 425                         goto done;
 426                 }
 427
 428                 *sep++ = '\0';
 429
 430                 if ( lutil_parse_time( retrylist[ i ], &t ) ) {
 431                         snprintf( buf, buflen,
 432                                 "unable to parse interval #%d \"%s\"",
 433                                 i, retrylist[ i ] );
 434                         rc = 1;
 435                         goto done;
 436                 }
 437                 ri->ri_interval[ i ] = (time_t)t;
 438
 439                 if ( strcmp( sep, "+" ) == 0 ) {
 440                         if ( retrylist[ i + 1 ] != NULL ) {
 441                                 snprintf( buf, buflen,
 442                                         "extra cruft after retry pattern "
 443                                         "#%d \"%s,+\" with \"forever\" mark",
 444                                         i, retrylist[ i ] );
 445                                 rc = 1;
 446                                 goto done;
 447                         }
 448                         ri->ri_num[ i ] = SLAP_RETRYNUM_FOREVER;
 449
 450                 } else if ( lutil_atoi( &ri->ri_num[ i ], sep ) ) {
 451                         snprintf( buf, buflen,
 452                                 "unable to parse retry num #%d \"%s\"",
 453                                 i, sep );
 454                         rc = 1;
 455                         goto done;
 456                 }
 457         }
 458
 459         ri->ri_num[ i ] = SLAP_RETRYNUM_TAIL;
 460
 461         ri->ri_idx = 0;
 462         ri->ri_count = 0;
 463         ri->ri_last = (time_t)(-1);
 464
 465 done:;
 466         ldap_charray_free( retrylist );
 467
 468         if ( rc ) {
 469                 slap_retry_info_destroy( ri );
 470         }
 471
 472         return rc;
 473 }
 474
 475 int
 476 slap_retry_info_unparse(
 477         slap_retry_info_t       *ri,
 478         struct berval           *bvout )
 479 {
 480         int             i;
 481         char            buf[ BUFSIZ * 2 ],
 482                         *ptr = buf;
 483         struct berval   bv = BER_BVNULL;
 484
 485         assert( ri != NULL );
 486         assert( bvout != NULL );
 487
 488         BER_BVZERO( bvout );
 489
 490 #define WHATSLEFT       ( sizeof( buf ) - ( ptr - buf ) )
 491
 492         for ( i = 0; ri->ri_num[ i ] != SLAP_RETRYNUM_TAIL; i++ ) {
 493                 if ( i > 0 ) {
 494                         if ( WHATSLEFT <= 1 ) {
 495                                 return 1;
 496                         }
 497                         *ptr++ = ';';
 498                 }
 499
 500                 if ( lutil_unparse_time( ptr, WHATSLEFT, (long)ri->ri_interval[i] ) ) {
 501                         return 1;
 502                 }
 503                 ptr += strlen( ptr );
 504
 505                 if ( WHATSLEFT <= 1 ) {
 506                         return 1;
 507                 }
 508                 *ptr++ = ',';
 509
 510                 if ( ri->ri_num[i] == SLAP_RETRYNUM_FOREVER ) {
 511                         if ( WHATSLEFT <= 1 ) {
 512                                 return 1;
 513                         }
 514                         *ptr++ = '+';
 515
 516                 } else {
 517                         ptr += snprintf( ptr, WHATSLEFT, "%d", ri->ri_num[i] );
 518                         if ( WHATSLEFT <= 0 ) {
 519                                 return 1;
 520                         }
 521                 }
 522         }
 523
 524         bv.bv_val = buf;
 525         bv.bv_len = ptr - buf;
 526
 527         ber_dupbv( bvout, &bv );
 528
 529         return 0;
 530 }
 531
 532 void
 533 slap_retry_info_destroy(
 534         slap_retry_info_t       *ri )
 535 {
 536         assert( ri != NULL );
 537
 538         assert( ri->ri_interval != NULL );
 539         ch_free( ri->ri_interval );
 540         ri->ri_interval = NULL;
 541
 542         assert( ri->ri_num != NULL );
 543         ch_free( ri->ri_num );
 544         ri->ri_num = NULL;
 545 }
 546
 547 static int
 548 slap_idassert_authzfrom_parse( ConfigArgs *c, slap_idassert_t *si )
 549 {
 550         struct berval   bv;
 551         struct berval   in;
 552         int             rc;
 553
 554         if ( 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         bindconf_tls_defaults( &si->si_bc );
 716
 717         return 0;
 718 }
 719
 720 /* NOTE: temporary, until back-meta is ported to back-config */
 721 int
 722 slap_idassert_authzfrom_parse_cf( const char *fname, int lineno, const char *arg, slap_idassert_t *si )
 723 {
 724         ConfigArgs      c = { 0 };
 725         char            *argv[ 3 ];
 726
 727         snprintf( c.log, sizeof( c.log ), "%s: line %d", fname, lineno );
 728         c.argc = 2;
 729         c.argv = argv;
 730         argv[ 0 ] = "idassert-authzFrom";
 731         argv[ 1 ] = (char *)arg;
 732         argv[ 2 ] = NULL;
 733
 734         return slap_idassert_authzfrom_parse( &c, si );
 735 }
 736
 737 int
 738 slap_idassert_parse_cf( const char *fname, int lineno, int argc, char *argv[], slap_idassert_t *si )
 739 {
 740         ConfigArgs      c = { 0 };
 741
 742         snprintf( c.log, sizeof( c.log ), "%s: line %d", fname, lineno );
 743         c.argc = argc;
 744         c.argv = argv;
 745
 746         return slap_idassert_parse( &c, si );
 747 }
 748
 749 static int
 750 ldap_back_cf_gen( ConfigArgs *c )
 751 {
 752         ldapinfo_t      *li = ( ldapinfo_t * )c->be->be_private;
 753         int             rc = 0;
 754         int             i;
 755
 756         if ( c->op == SLAP_CONFIG_EMIT ) {
 757                 struct berval   bv = BER_BVNULL;
 758
 759                 if ( li == NULL ) {
 760                         return 1;
 761                 }
 762
 763                 switch( c->type ) {
 764                 case LDAP_BACK_CFG_URI:
 765                         if ( li->li_uri != NULL ) {
 766                                 struct berval   bv, bv2;
 767
 768                                 ber_str2bv( li->li_uri, 0, 0, &bv );
 769                                 bv2.bv_len = bv.bv_len + STRLENOF( "\"\"" );
 770                                 bv2.bv_val = ch_malloc( bv2.bv_len + 1 );
 771                                 snprintf( bv2.bv_val, bv2.bv_len + 1,
 772                                         "\"%s\"", bv.bv_val );
 773                                 ber_bvarray_add( &c->rvalue_vals, &bv2 );
 774
 775                         } else {
 776                                 rc = 1;
 777                         }
 778                         break;
 779
 780                 case LDAP_BACK_CFG_TLS: {
 781                         struct berval bc = BER_BVNULL, bv2;
 782                         enum_to_verb( tls_mode, ( li->li_flags & LDAP_BACK_F_TLS_MASK ), &bv );
 783                         assert( !BER_BVISNULL( &bv ) );
 784                         bindconf_tls_unparse( &li->li_tls, &bc );
 785
 786                         if ( !BER_BVISEMPTY( &bc )) {
 787                                 bv2.bv_len = bv.bv_len + bc.bv_len + 1;
 788                                 bv2.bv_val = ch_malloc( bv2.bv_len + 1 );
 789                                 strcpy( bv2.bv_val, bv.bv_val );
 790                                 bv2.bv_val[bv.bv_len] = ' ';
 791                                 strcpy( &bv2.bv_val[bv.bv_len + 1], bc.bv_val );
 792                                 ber_bvarray_add( &c->rvalue_vals, &bv2 );
 793
 794                         } else {
 795                                 value_add_one( &c->rvalue_vals, &bv );
 796                         }
 797                         ber_memfree( bc.bv_val );
 798                         }
 799                         break;
 800
 801                 case LDAP_BACK_CFG_ACL_AUTHCDN:
 802                 case LDAP_BACK_CFG_ACL_PASSWD:
 803                 case LDAP_BACK_CFG_ACL_METHOD:
 804                         /* handled by LDAP_BACK_CFG_ACL_BIND */
 805                         rc = 1;
 806                         break;
 807
 808                 case LDAP_BACK_CFG_ACL_BIND: {
 809                         int     i;
 810
 811                         if ( li->li_acl_authmethod == LDAP_AUTH_NONE ) {
 812                                 return 1;
 813                         }
 814
 815                         bindconf_unparse( &li->li_acl, &bv );
 816
 817                         for ( i = 0; isspace( (unsigned char) bv.bv_val[ i ] ); i++ )
 818                                 /* count spaces */ ;
 819
 820                         if ( i ) {
 821                                 bv.bv_len -= i;
 822                                 AC_MEMCPY( bv.bv_val, &bv.bv_val[ i ],
 823                                         bv.bv_len + 1 );
 824                         }
 825
 826                         ber_bvarray_add( &c->rvalue_vals, &bv );
 827                         break;
 828                 }
 829
 830                 case LDAP_BACK_CFG_IDASSERT_MODE:
 831                 case LDAP_BACK_CFG_IDASSERT_AUTHCDN:
 832                 case LDAP_BACK_CFG_IDASSERT_PASSWD:
 833                 case LDAP_BACK_CFG_IDASSERT_METHOD:
 834                         /* handled by LDAP_BACK_CFG_IDASSERT_BIND */
 835                         rc = 1;
 836                         break;
 837
 838                 case LDAP_BACK_CFG_IDASSERT_AUTHZFROM: {
 839                         int             i;
 840
 841                         if ( li->li_idassert_authz == NULL ) {
 842                                 if ( ( li->li_idassert_flags & LDAP_BACK_AUTH_AUTHZ_ALL ) ) {
 843                                         BER_BVSTR( &bv, "*" );
 844                                         value_add_one( &c->rvalue_vals, &bv );
 845
 846                                 } else {
 847                                         rc = 1;
 848                                 }
 849                                 break;
 850                         }
 851
 852                         for ( i = 0; !BER_BVISNULL( &li->li_idassert_authz[ i ] ); i++ )
 853                         {
 854                                 value_add_one( &c->rvalue_vals, &li->li_idassert_authz[ i ] );
 855                         }
 856                         break;
 857                 }
 858
 859                 case LDAP_BACK_CFG_IDASSERT_BIND: {
 860                         int             i;
 861                         struct berval   bc = BER_BVNULL;
 862                         char            *ptr;
 863
 864                         if ( li->li_idassert_authmethod == LDAP_AUTH_NONE ) {
 865                                 return 1;
 866                         }
 867
 868                         if ( li->li_idassert_authmethod != LDAP_AUTH_NONE ) {
 869                                 ber_len_t       len;
 870
 871                                 switch ( li->li_idassert_mode ) {
 872                                 case LDAP_BACK_IDASSERT_OTHERID:
 873                                 case LDAP_BACK_IDASSERT_OTHERDN:
 874                                         break;
 875
 876                                 default: {
 877                                         struct berval   mode = BER_BVNULL;
 878
 879                                         enum_to_verb( idassert_mode, li->li_idassert_mode, &mode );
 880                                         if ( BER_BVISNULL( &mode ) ) {
 881                                                 /* there's something wrong... */
 882                                                 assert( 0 );
 883                                                 rc = 1;
 884
 885                                         } else {
 886                                                 bv.bv_len = STRLENOF( "mode=" ) + mode.bv_len;
 887                                                 bv.bv_val = ch_malloc( bv.bv_len + 1 );
 888
 889                                                 ptr = lutil_strcopy( bv.bv_val, "mode=" );
 890                                                 ptr = lutil_strcopy( ptr, mode.bv_val );
 891                                         }
 892                                         break;
 893                                 }
 894                                 }
 895
 896                                 if ( li->li_idassert_flags & LDAP_BACK_AUTH_NATIVE_AUTHZ ) {
 897                                         len = bv.bv_len + STRLENOF( "authz=native" );
 898
 899                                         if ( !BER_BVISEMPTY( &bv ) ) {
 900                                                 len += STRLENOF( " " );
 901                                         }
 902
 903                                         bv.bv_val = ch_realloc( bv.bv_val, len + 1 );
 904
 905                                         ptr = &bv.bv_val[ bv.bv_len ];
 906
 907                                         if ( !BER_BVISEMPTY( &bv ) ) {
 908                                                 ptr = lutil_strcopy( ptr, " " );
 909                                         }
 910
 911                                         (void)lutil_strcopy( ptr, "authz=native" );
 912                                 }
 913
 914                                 len = bv.bv_len + STRLENOF( "flags=non-prescriptive,override,obsolete-encoding-workaround" );
 915                                 /* flags */
 916                                 if ( !BER_BVISEMPTY( &bv ) ) {
 917                                         len += STRLENOF( " " );
 918                                 }
 919
 920                                 bv.bv_val = ch_realloc( bv.bv_val, len + 1 );
 921
 922                                 ptr = &bv.bv_val[ bv.bv_len ];
 923
 924                                 if ( !BER_BVISEMPTY( &bv ) ) {
 925                                         ptr = lutil_strcopy( ptr, " " );
 926                                 }
 927
 928                                 ptr = lutil_strcopy( ptr, "flags=" );
 929
 930                                 if ( li->li_idassert_flags & LDAP_BACK_AUTH_PRESCRIPTIVE ) {
 931                                         ptr = lutil_strcopy( ptr, "prescriptive" );
 932                                 } else {
 933                                         ptr = lutil_strcopy( ptr, "non-prescriptive" );
 934                                 }
 935
 936                                 if ( li->li_idassert_flags & LDAP_BACK_AUTH_OVERRIDE ) {
 937                                         ptr = lutil_strcopy( ptr, ",override" );
 938                                 }
 939
 940                                 if ( li->li_idassert_flags & LDAP_BACK_AUTH_OBSOLETE_PROXY_AUTHZ ) {
 941                                         ptr = lutil_strcopy( ptr, ",obsolete-proxy-authz" );
 942
 943                                 } else if ( li->li_idassert_flags & LDAP_BACK_AUTH_OBSOLETE_ENCODING_WORKAROUND ) {
 944                                         ptr = lutil_strcopy( ptr, ",obsolete-encoding-workaround" );
 945                                 }
 946
 947                                 bv.bv_len = ( ptr - bv.bv_val );
 948                                 /* end-of-flags */
 949                         }
 950
 951                         bindconf_unparse( &li->li_idassert.si_bc, &bc );
 952
 953                         if ( !BER_BVISNULL( &bv ) ) {
 954                                 ber_len_t       len = bv.bv_len + bc.bv_len;
 955
 956                                 bv.bv_val = ch_realloc( bv.bv_val, len + 1 );
 957
 958                                 assert( bc.bv_val[ 0 ] == ' ' );
 959
 960                                 ptr = lutil_strcopy( &bv.bv_val[ bv.bv_len ], bc.bv_val );
 961                                 free( bc.bv_val );
 962                                 bv.bv_len = ptr - bv.bv_val;
 963
 964                         } else {
 965                                 for ( i = 0; isspace( (unsigned char) bc.bv_val[ i ] ); i++ )
 966                                         /* count spaces */ ;
 967
 968                                 if ( i ) {
 969                                         bc.bv_len -= i;
 970                                         AC_MEMCPY( bc.bv_val, &bc.bv_val[ i ], bc.bv_len + 1 );
 971                                 }
 972
 973                                 bv = bc;
 974                         }
 975
 976                         ber_bvarray_add( &c->rvalue_vals, &bv );
 977
 978                         break;
 979                 }
 980
 981                 case LDAP_BACK_CFG_REBIND:
 982                         c->value_int = LDAP_BACK_SAVECRED( li );
 983                         break;
 984
 985                 case LDAP_BACK_CFG_CHASE:
 986                         c->value_int = LDAP_BACK_CHASE_REFERRALS( li );
 987                         break;
 988
 989                 case LDAP_BACK_CFG_T_F:
 990                         enum_to_verb( t_f_mode, (li->li_flags & LDAP_BACK_F_T_F_MASK2), &bv );
 991                         if ( BER_BVISNULL( &bv ) ) {
 992                                 /* there's something wrong... */
 993                                 assert( 0 );
 994                                 rc = 1;
 995
 996                         } else {
 997                                 value_add_one( &c->rvalue_vals, &bv );
 998                         }
 999                         break;
1000
1001                 case LDAP_BACK_CFG_WHOAMI:
1002                         c->value_int = LDAP_BACK_PROXY_WHOAMI( li );
1003                         break;
1004
1005                 case LDAP_BACK_CFG_TIMEOUT:
1006                         BER_BVZERO( &bv );
1007
1008                         for ( i = 0; i < SLAP_OP_LAST; i++ ) {
1009                                 if ( li->li_timeout[ i ] != 0 ) {
1010                                         break;
1011                                 }
1012                         }
1013
1014                         if ( i == SLAP_OP_LAST ) {
1015                                 return 1;
1016                         }
1017
1018                         slap_cf_aux_table_unparse( li->li_timeout, &bv, timeout_table );
1019
1020                         if ( BER_BVISNULL( &bv ) ) {
1021                                 return 1;
1022                         }
1023
1024                         for ( i = 0; isspace( (unsigned char) bv.bv_val[ i ] ); i++ )
1025                                 /* count spaces */ ;
1026
1027                         if ( i ) {
1028                                 bv.bv_len -= i;
1029                                 AC_MEMCPY( bv.bv_val, &bv.bv_val[ i ],
1030                                         bv.bv_len + 1 );
1031                         }
1032
1033                         ber_bvarray_add( &c->rvalue_vals, &bv );
1034                         break;
1035
1036                 case LDAP_BACK_CFG_IDLE_TIMEOUT: {
1037                         char    buf[ SLAP_TEXT_BUFLEN ];
1038
1039                         if ( li->li_idle_timeout == 0 ) {
1040                                 return 1;
1041                         }
1042
1043                         lutil_unparse_time( buf, sizeof( buf ), li->li_idle_timeout );
1044                         ber_str2bv( buf, 0, 0, &bv );
1045                         value_add_one( &c->rvalue_vals, &bv );
1046                         } break;
1047
1048                 case LDAP_BACK_CFG_CONN_TTL: {
1049                         char    buf[ SLAP_TEXT_BUFLEN ];
1050
1051                         if ( li->li_conn_ttl == 0 ) {
1052                                 return 1;
1053                         }
1054
1055                         lutil_unparse_time( buf, sizeof( buf ), li->li_conn_ttl );
1056                         ber_str2bv( buf, 0, 0, &bv );
1057                         value_add_one( &c->rvalue_vals, &bv );
1058                         } break;
1059
1060                 case LDAP_BACK_CFG_NETWORK_TIMEOUT: {
1061                         char    buf[ SLAP_TEXT_BUFLEN ];
1062
1063                         if ( li->li_network_timeout == 0 ) {
1064                                 return 1;
1065                         }
1066
1067                         snprintf( buf, sizeof( buf ), "%ld",
1068                                 (long)li->li_network_timeout );
1069                         ber_str2bv( buf, 0, 0, &bv );
1070                         value_add_one( &c->rvalue_vals, &bv );
1071                         } break;
1072
1073                 case LDAP_BACK_CFG_VERSION:
1074                         if ( li->li_version == 0 ) {
1075                                 return 1;
1076                         }
1077
1078                         c->value_int = li->li_version;
1079                         break;
1080
1081                 case LDAP_BACK_CFG_SINGLECONN:
1082                         c->value_int = LDAP_BACK_SINGLECONN( li );
1083                         break;
1084
1085                 case LDAP_BACK_CFG_USETEMP:
1086                         c->value_int = LDAP_BACK_USE_TEMPORARIES( li );
1087                         break;
1088
1089                 case LDAP_BACK_CFG_CONNPOOLMAX:
1090                         c->value_int = li->li_conn_priv_max;
1091                         break;
1092
1093                 case LDAP_BACK_CFG_CANCEL: {
1094                         slap_mask_t     mask = LDAP_BACK_F_CANCEL_MASK2;
1095
1096                         if ( LDAP_BACK_CANCEL_DISCOVER( li ) ) {
1097                                 mask &= ~LDAP_BACK_F_CANCEL_EXOP;
1098                         }
1099                         enum_to_verb( cancel_mode, (li->li_flags & mask), &bv );
1100                         if ( BER_BVISNULL( &bv ) ) {
1101                                 /* there's something wrong... */
1102                                 assert( 0 );
1103                                 rc = 1;
1104
1105                         } else {
1106                                 value_add_one( &c->rvalue_vals, &bv );
1107                         }
1108                         } break;
1109
1110                 case LDAP_BACK_CFG_QUARANTINE:
1111                         if ( !LDAP_BACK_QUARANTINE( li ) ) {
1112                                 rc = 1;
1113                                 break;
1114                         }
1115
1116                         rc = slap_retry_info_unparse( &li->li_quarantine, &bv );
1117                         if ( rc == 0 ) {
1118                                 ber_bvarray_add( &c->rvalue_vals, &bv );
1119                         }
1120                         break;
1121
1122                 default:
1123                         /* FIXME: we need to handle all... */
1124                         assert( 0 );
1125                         break;
1126                 }
1127                 return rc;
1128
1129         } else if ( c->op == LDAP_MOD_DELETE ) {
1130                 switch( c->type ) {
1131                 case LDAP_BACK_CFG_URI:
1132                         if ( li->li_uri != NULL ) {
1133                                 ch_free( li->li_uri );
1134                                 li->li_uri = NULL;
1135
1136                                 assert( li->li_bvuri != NULL );
1137                                 ber_bvarray_free( li->li_bvuri );
1138                                 li->li_bvuri = NULL;
1139                         }
1140
1141                         /* better cleanup the cached connections... */
1142                         /* NOTE: don't worry about locking: if we got here,
1143                          * other threads are suspended. */
1144                         if ( li->li_conninfo.lai_tree != NULL ) {
1145                                 avl_free( li->li_conninfo.lai_tree, ldap_back_conn_free );
1146                                 li->li_conninfo.lai_tree = NULL;
1147                         }
1148
1149                         break;
1150
1151                 case LDAP_BACK_CFG_TLS:
1152                         rc = 1;
1153                         break;
1154
1155                 case LDAP_BACK_CFG_ACL_AUTHCDN:
1156                 case LDAP_BACK_CFG_ACL_PASSWD:
1157                 case LDAP_BACK_CFG_ACL_METHOD:
1158                         /* handled by LDAP_BACK_CFG_ACL_BIND */
1159                         rc = 1;
1160                         break;
1161
1162                 case LDAP_BACK_CFG_ACL_BIND:
1163                         bindconf_free( &li->li_acl );
1164                         break;
1165
1166                 case LDAP_BACK_CFG_IDASSERT_MODE:
1167                 case LDAP_BACK_CFG_IDASSERT_AUTHCDN:
1168                 case LDAP_BACK_CFG_IDASSERT_PASSWD:
1169                 case LDAP_BACK_CFG_IDASSERT_METHOD:
1170                         /* handled by LDAP_BACK_CFG_IDASSERT_BIND */
1171                         rc = 1;
1172                         break;
1173
1174                 case LDAP_BACK_CFG_IDASSERT_AUTHZFROM:
1175                         if ( li->li_idassert_authz != NULL ) {
1176                                 ber_bvarray_free( li->li_idassert_authz );
1177                                 li->li_idassert_authz = NULL;
1178                         }
1179                         break;
1180
1181                 case LDAP_BACK_CFG_IDASSERT_BIND:
1182                         bindconf_free( &li->li_idassert.si_bc );
1183                         break;
1184
1185                 case LDAP_BACK_CFG_REBIND:
1186                 case LDAP_BACK_CFG_CHASE:
1187                 case LDAP_BACK_CFG_T_F:
1188                 case LDAP_BACK_CFG_WHOAMI:
1189                 case LDAP_BACK_CFG_CANCEL:
1190                         rc = 1;
1191                         break;
1192
1193                 case LDAP_BACK_CFG_TIMEOUT:
1194                         for ( i = 0; i < SLAP_OP_LAST; i++ ) {
1195                                 li->li_timeout[ i ] = 0;
1196                         }
1197                         break;
1198
1199                 case LDAP_BACK_CFG_IDLE_TIMEOUT:
1200                         li->li_idle_timeout = 0;
1201                         break;
1202
1203                 case LDAP_BACK_CFG_CONN_TTL:
1204                         li->li_conn_ttl = 0;
1205                         break;
1206
1207                 case LDAP_BACK_CFG_NETWORK_TIMEOUT:
1208                         li->li_network_timeout = 0;
1209                         break;
1210
1211                 case LDAP_BACK_CFG_VERSION:
1212                         li->li_version = 0;
1213                         break;
1214
1215                 case LDAP_BACK_CFG_SINGLECONN:
1216                         li->li_flags &= ~LDAP_BACK_F_SINGLECONN;
1217                         break;
1218
1219                 case LDAP_BACK_CFG_USETEMP:
1220                         li->li_flags &= ~LDAP_BACK_F_USE_TEMPORARIES;
1221                         break;
1222
1223                 case LDAP_BACK_CFG_CONNPOOLMAX:
1224                         li->li_conn_priv_max = LDAP_BACK_CONN_PRIV_MIN;
1225                         break;
1226
1227                 case LDAP_BACK_CFG_QUARANTINE:
1228                         if ( !LDAP_BACK_QUARANTINE( li ) ) {
1229                                 break;
1230                         }
1231
1232                         slap_retry_info_destroy( &li->li_quarantine );
1233                         ldap_pvt_thread_mutex_destroy( &li->li_quarantine_mutex );
1234                         li->li_isquarantined = 0;
1235                         break;
1236
1237                 default:
1238                         /* FIXME: we need to handle all... */
1239                         assert( 0 );
1240                         break;
1241                 }
1242                 return rc;
1243
1244         }
1245
1246         switch( c->type ) {
1247         case LDAP_BACK_CFG_URI: {
1248                 LDAPURLDesc     *tmpludp, *lud;
1249                 char            **urllist = NULL;
1250                 int             urlrc = LDAP_URL_SUCCESS, i;
1251
1252                 if ( li->li_uri != NULL ) {
1253                         ch_free( li->li_uri );
1254                         li->li_uri = NULL;
1255
1256                         assert( li->li_bvuri != NULL );
1257                         ber_bvarray_free( li->li_bvuri );
1258                         li->li_bvuri = NULL;
1259                 }
1260
1261                 /* PARANOID: DN and more are not required nor allowed */
1262                 urlrc = ldap_url_parselist_ext( &lud, c->argv[ 1 ], ", \t", LDAP_PVT_URL_PARSE_NONE );
1263                 if ( urlrc != LDAP_URL_SUCCESS ) {
1264                         char    *why;
1265
1266                         switch ( urlrc ) {
1267                         case LDAP_URL_ERR_MEM:
1268                                 why = "no memory";
1269                                 break;
1270                         case LDAP_URL_ERR_PARAM:
1271                                 why = "parameter is bad";
1272                                 break;
1273                         case LDAP_URL_ERR_BADSCHEME:
1274                                 why = "URL doesn't begin with \"[c]ldap[si]://\"";
1275                                 break;
1276                         case LDAP_URL_ERR_BADENCLOSURE:
1277                                 why = "URL is missing trailing \">\"";
1278                                 break;
1279                         case LDAP_URL_ERR_BADURL:
1280                                 why = "URL is bad";
1281                                 break;
1282                         case LDAP_URL_ERR_BADHOST:
1283                                 why = "host/port is bad";
1284                                 break;
1285                         case LDAP_URL_ERR_BADATTRS:
1286                                 why = "bad (or missing) attributes";
1287                                 break;
1288                         case LDAP_URL_ERR_BADSCOPE:
1289                                 why = "scope string is invalid (or missing)";
1290                                 break;
1291                         case LDAP_URL_ERR_BADFILTER:
1292                                 why = "bad or missing filter";
1293                                 break;
1294                         case LDAP_URL_ERR_BADEXTS:
1295                                 why = "bad or missing extensions";
1296                                 break;
1297                         default:
1298                                 why = "unknown reason";
1299                                 break;
1300                         }
1301                         snprintf( c->msg, sizeof( c->msg),
1302                                         "unable to parse uri \"%s\" "
1303                                         "in \"uri <uri>\" line: %s",
1304                                         c->value_string, why );
1305                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
1306                         urlrc = 1;
1307                         goto done_url;
1308                 }
1309
1310                 for ( i = 0, tmpludp = lud;
1311                                 tmpludp;
1312                                 i++, tmpludp = tmpludp->lud_next )
1313                 {
1314                         if ( ( tmpludp->lud_dn != NULL
1315                                                 && tmpludp->lud_dn[0] != '\0' )
1316                                         || tmpludp->lud_attrs != NULL
1317                                         /* || tmpludp->lud_scope != LDAP_SCOPE_DEFAULT */
1318                                         || tmpludp->lud_filter != NULL
1319                                         || tmpludp->lud_exts != NULL )
1320                         {
1321                                 snprintf( c->msg, sizeof( c->msg ),
1322                                                 "warning, only protocol, "
1323                                                 "host and port allowed "
1324                                                 "in \"uri <uri>\" statement "
1325                                                 "for uri #%d of \"%s\"",
1326                                                 i, c->argv[ 1 ] );
1327                                 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
1328                         }
1329                 }
1330
1331                 for ( i = 0, tmpludp = lud;
1332                                 tmpludp;
1333                                 i++, tmpludp = tmpludp->lud_next )
1334                         /* just count */
1335                         ;
1336                 urllist = ch_calloc( sizeof( char * ), i + 1 );
1337
1338                 for ( i = 0, tmpludp = lud;
1339                                 tmpludp;
1340                                 i++, tmpludp = tmpludp->lud_next )
1341                 {
1342                         LDAPURLDesc     tmplud;
1343
1344                         tmplud = *tmpludp;
1345                         tmplud.lud_dn = "";
1346                         tmplud.lud_attrs = NULL;
1347                         tmplud.lud_filter = NULL;
1348                         if ( !ldap_is_ldapi_url( tmplud.lud_scheme ) ) {
1349                                 tmplud.lud_exts = NULL;
1350                                 tmplud.lud_crit_exts = 0;
1351                         }
1352
1353                         urllist[ i ]  = ldap_url_desc2str( &tmplud );
1354
1355                         if ( urllist[ i ] == NULL ) {
1356                                 snprintf( c->msg, sizeof( c->msg),
1357                                         "unable to rebuild uri "
1358                                         "in \"uri <uri>\" statement "
1359                                         "for \"%s\"",
1360                                         c->argv[ 1 ] );
1361                                 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
1362                                 urlrc = 1;
1363                                 goto done_url;
1364                         }
1365                 }
1366
1367                 li->li_uri = ldap_charray2str( urllist, " " );
1368                 for ( i = 0; urllist[ i ] != NULL; i++ ) {
1369                         struct berval   bv;
1370
1371                         ber_str2bv( urllist[ i ], 0, 0, &bv );
1372                         ber_bvarray_add( &li->li_bvuri, &bv );
1373                         urllist[ i ] = NULL;
1374                 }
1375                 ldap_memfree( urllist );
1376                 urllist = NULL;
1377
1378 done_url:;
1379                 if ( urllist ) {
1380                         ldap_charray_free( urllist );
1381                 }
1382                 if ( lud ) {
1383                         ldap_free_urllist( lud );
1384                 }
1385                 if ( urlrc != LDAP_URL_SUCCESS ) {
1386                         return 1;
1387                 }
1388                 break;
1389         }
1390
1391         case LDAP_BACK_CFG_TLS:
1392                 i = verb_to_mask( c->argv[1], tls_mode );
1393                 if ( BER_BVISNULL( &tls_mode[i].word ) ) {
1394                         return 1;
1395                 }
1396                 li->li_flags &= ~LDAP_BACK_F_TLS_MASK;
1397                 li->li_flags |= tls_mode[i].mask;
1398                 if ( c->argc > 2 ) {
1399                         for ( i=2; i<c->argc; i++ ) {
1400                                 if ( bindconf_tls_parse( c->argv[i], &li->li_tls ))
1401                                         return 1;
1402                         }
1403                         bindconf_tls_defaults( &li->li_tls );
1404                 }
1405                 break;
1406
1407         case LDAP_BACK_CFG_ACL_AUTHCDN:
1408                 switch ( li->li_acl_authmethod ) {
1409                 case LDAP_AUTH_NONE:
1410                         li->li_acl_authmethod = LDAP_AUTH_SIMPLE;
1411                         break;
1412
1413                 case LDAP_AUTH_SIMPLE:
1414                         break;
1415
1416                 default:
1417                         snprintf( c->msg, sizeof( c->msg),
1418                                 "\"acl-authcDN <DN>\" incompatible "
1419                                 "with auth method %d",
1420                                 li->li_acl_authmethod );
1421                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
1422                         return 1;
1423                 }
1424                 if ( !BER_BVISNULL( &li->li_acl_authcDN ) ) {
1425                         free( li->li_acl_authcDN.bv_val );
1426                 }
1427                 ber_memfree_x( c->value_dn.bv_val, NULL );
1428                 li->li_acl_authcDN = c->value_ndn;
1429                 BER_BVZERO( &c->value_dn );
1430                 BER_BVZERO( &c->value_ndn );
1431                 break;
1432
1433         case LDAP_BACK_CFG_ACL_PASSWD:
1434                 switch ( li->li_acl_authmethod ) {
1435                 case LDAP_AUTH_NONE:
1436                         li->li_acl_authmethod = LDAP_AUTH_SIMPLE;
1437                         break;
1438
1439                 case LDAP_AUTH_SIMPLE:
1440                         break;
1441
1442                 default:
1443                         snprintf( c->msg, sizeof( c->msg ),
1444                                 "\"acl-passwd <cred>\" incompatible "
1445                                 "with auth method %d",
1446                                 li->li_acl_authmethod );
1447                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
1448                         return 1;
1449                 }
1450                 if ( !BER_BVISNULL( &li->li_acl_passwd ) ) {
1451                         free( li->li_acl_passwd.bv_val );
1452                 }
1453                 ber_str2bv( c->argv[ 1 ], 0, 1, &li->li_acl_passwd );
1454                 break;
1455
1456         case LDAP_BACK_CFG_ACL_METHOD:
1457         case LDAP_BACK_CFG_ACL_BIND:
1458                 for ( i = 1; i < c->argc; i++ ) {
1459                         if ( bindconf_parse( c->argv[ i ], &li->li_acl ) ) {
1460                                 return 1;
1461                         }
1462                 }
1463                 bindconf_tls_defaults( &li->li_acl );
1464                 break;
1465
1466         case LDAP_BACK_CFG_IDASSERT_MODE:
1467                 i = verb_to_mask( c->argv[1], idassert_mode );
1468                 if ( BER_BVISNULL( &idassert_mode[i].word ) ) {
1469                         if ( strncasecmp( c->argv[1], "u:", STRLENOF( "u:" ) ) == 0 ) {
1470                                 li->li_idassert_mode = LDAP_BACK_IDASSERT_OTHERID;
1471                                 ber_str2bv( c->argv[1], 0, 1, &li->li_idassert_authzID );
1472                                 li->li_idassert_authzID.bv_val[ 0 ] = 'u';
1473
1474                         } else {
1475                                 struct berval   id, ndn;
1476
1477                                 ber_str2bv( c->argv[1], 0, 0, &id );
1478
1479                                 if ( strncasecmp( c->argv[1], "dn:", STRLENOF( "dn:" ) ) == 0 ) {
1480                                         id.bv_val += STRLENOF( "dn:" );
1481                                         id.bv_len -= STRLENOF( "dn:" );
1482                                 }
1483
1484                                 rc = dnNormalize( 0, NULL, NULL, &id, &ndn, NULL );
1485                                 if ( rc != LDAP_SUCCESS ) {
1486                                         Debug( LDAP_DEBUG_ANY,
1487                                                 "%s: line %d: idassert ID \"%s\" is not a valid DN\n",
1488                                                 c->fname, c->lineno, c->argv[1] );
1489                                         return 1;
1490                                 }
1491
1492                                 li->li_idassert_authzID.bv_len = STRLENOF( "dn:" ) + ndn.bv_len;
1493                                 li->li_idassert_authzID.bv_val = ch_malloc( li->li_idassert_authzID.bv_len + 1 );
1494                                 AC_MEMCPY( li->li_idassert_authzID.bv_val, "dn:", STRLENOF( "dn:" ) );
1495                                 AC_MEMCPY( &li->li_idassert_authzID.bv_val[ STRLENOF( "dn:" ) ], ndn.bv_val, ndn.bv_len + 1 );
1496                                 ch_free( ndn.bv_val );
1497
1498                                 li->li_idassert_mode = LDAP_BACK_IDASSERT_OTHERDN;
1499                         }
1500
1501                 } else {
1502                         li->li_idassert_mode = idassert_mode[i].mask;
1503                 }
1504
1505                 if ( c->argc > 2 ) {
1506                         int     i;
1507
1508                         for ( i = 2; i < c->argc; i++ ) {
1509                                 if ( strcasecmp( c->argv[ i ], "override" ) == 0 ) {
1510                                         li->li_idassert_flags |= LDAP_BACK_AUTH_OVERRIDE;
1511
1512                                 } else if ( strcasecmp( c->argv[ i ], "prescriptive" ) == 0 ) {
1513                                         li->li_idassert_flags |= LDAP_BACK_AUTH_PRESCRIPTIVE;
1514
1515                                 } else if ( strcasecmp( c->argv[ i ], "non-prescriptive" ) == 0 ) {
1516                                         li->li_idassert_flags &= ( ~LDAP_BACK_AUTH_PRESCRIPTIVE );
1517
1518                                 } else if ( strcasecmp( c->argv[ i ], "obsolete-proxy-authz" ) == 0 ) {
1519                                         if ( li->li_idassert_flags & LDAP_BACK_AUTH_OBSOLETE_ENCODING_WORKAROUND ) {
1520                                                 Debug( LDAP_DEBUG_ANY,
1521                                                         "%s: line %d: \"obsolete-proxy-authz\" flag "
1522                                                         "in \"idassert-mode <args>\" "
1523                                                         "incompatible with previously issued \"obsolete-encoding-workaround\" flag.\n",
1524                                                         c->fname, c->lineno, 0 );
1525                                                 return 1;
1526                                         }
1527                                         li->li_idassert_flags |= LDAP_BACK_AUTH_OBSOLETE_PROXY_AUTHZ;
1528
1529                                 } else if ( strcasecmp( c->argv[ i ], "obsolete-encoding-workaround" ) == 0 ) {
1530                                         if ( li->li_idassert_flags & LDAP_BACK_AUTH_OBSOLETE_PROXY_AUTHZ ) {
1531                                                 Debug( LDAP_DEBUG_ANY,
1532                                                         "%s: line %d: \"obsolete-encoding-workaround\" flag "
1533                                                         "in \"idassert-mode <args>\" "
1534                                                         "incompatible with previously issued \"obsolete-proxy-authz\" flag.\n",
1535                                                         c->fname, c->lineno, 0 );
1536                                                 return 1;
1537                                         }
1538                                         li->li_idassert_flags |= LDAP_BACK_AUTH_OBSOLETE_ENCODING_WORKAROUND;
1539
1540                                 } else {
1541                                         Debug( LDAP_DEBUG_ANY,
1542                                                 "%s: line %d: unknown flag #%d "
1543                                                 "in \"idassert-mode <args> "
1544                                                 "[<flags>]\" line.\n",
1545                                                 c->fname, c->lineno, i - 2 );
1546                                         return 1;
1547                                 }
1548                         }
1549                 }
1550                 break;
1551
1552         case LDAP_BACK_CFG_IDASSERT_AUTHCDN:
1553                 switch ( li->li_idassert_authmethod ) {
1554                 case LDAP_AUTH_NONE:
1555                         li->li_idassert_authmethod = LDAP_AUTH_SIMPLE;
1556                         break;
1557
1558                 case LDAP_AUTH_SIMPLE:
1559                         break;
1560
1561                 default:
1562                         snprintf( c->msg, sizeof( c->msg ),
1563                                 "\"idassert-authcDN <DN>\" incompatible "
1564                                 "with auth method %d",
1565                                 li->li_idassert_authmethod );
1566                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
1567                         return 1;
1568                 }
1569                 if ( !BER_BVISNULL( &li->li_idassert_authcDN ) ) {
1570                         free( li->li_idassert_authcDN.bv_val );
1571                 }
1572                 ber_memfree_x( c->value_dn.bv_val, NULL );
1573                 li->li_idassert_authcDN = c->value_ndn;
1574                 BER_BVZERO( &c->value_dn );
1575                 BER_BVZERO( &c->value_ndn );
1576                 break;
1577
1578         case LDAP_BACK_CFG_IDASSERT_PASSWD:
1579                 switch ( li->li_idassert_authmethod ) {
1580                 case LDAP_AUTH_NONE:
1581                         li->li_idassert_authmethod = LDAP_AUTH_SIMPLE;
1582                         break;
1583
1584                 case LDAP_AUTH_SIMPLE:
1585                         break;
1586
1587                 default:
1588                         snprintf( c->msg, sizeof( c->msg ),
1589                                 "\"idassert-passwd <cred>\" incompatible "
1590                                 "with auth method %d",
1591                                 li->li_idassert_authmethod );
1592                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
1593                         return 1;
1594                 }
1595                 if ( !BER_BVISNULL( &li->li_idassert_passwd ) ) {
1596                         free( li->li_idassert_passwd.bv_val );
1597                 }
1598                 ber_str2bv( c->argv[ 1 ], 0, 1, &li->li_idassert_passwd );
1599                 break;
1600
1601         case LDAP_BACK_CFG_IDASSERT_AUTHZFROM:
1602                 rc = slap_idassert_authzfrom_parse( c, &li->li_idassert );
1603                 break;
1604
1605         case LDAP_BACK_CFG_IDASSERT_METHOD:
1606                 /* no longer supported */
1607                 snprintf( c->msg, sizeof( c->msg ),
1608                         "\"idassert-method <args>\": "
1609                         "no longer supported; use \"idassert-bind\"" );
1610                 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
1611                 return 1;
1612
1613         case LDAP_BACK_CFG_IDASSERT_BIND:
1614                 rc = slap_idassert_parse( c, &li->li_idassert );
1615                 break;
1616
1617         case LDAP_BACK_CFG_REBIND:
1618                 if ( c->argc == 1 || c->value_int ) {
1619                         li->li_flags |= LDAP_BACK_F_SAVECRED;
1620
1621                 } else {
1622                         li->li_flags &= ~LDAP_BACK_F_SAVECRED;
1623                 }
1624                 break;
1625
1626         case LDAP_BACK_CFG_CHASE:
1627                 if ( c->argc == 1 || c->value_int ) {
1628                         li->li_flags |= LDAP_BACK_F_CHASE_REFERRALS;
1629
1630                 } else {
1631                         li->li_flags &= ~LDAP_BACK_F_CHASE_REFERRALS;
1632                 }
1633                 break;
1634
1635         case LDAP_BACK_CFG_T_F: {
1636                 slap_mask_t             mask;
1637
1638                 i = verb_to_mask( c->argv[1], t_f_mode );
1639                 if ( BER_BVISNULL( &t_f_mode[i].word ) ) {
1640                         return 1;
1641                 }
1642
1643                 mask = t_f_mode[i].mask;
1644
1645                 if ( LDAP_BACK_ISOPEN( li )
1646                         && mask == LDAP_BACK_F_T_F_DISCOVER
1647                         && !LDAP_BACK_T_F( li ) )
1648                 {
1649                         slap_bindconf   sb = { BER_BVNULL };
1650                         int             rc;
1651
1652                         if ( li->li_uri == NULL ) {
1653                                 snprintf( c->msg, sizeof( c->msg ),
1654                                         "need URI to discover \"cancel\" support "
1655                                         "in \"cancel exop-discover\"" );
1656                                 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
1657                                 return 1;
1658                         }
1659
1660                         ber_str2bv( li->li_uri, 0, 0, &sb.sb_uri );
1661                         sb.sb_version = li->li_version;
1662                         sb.sb_method = LDAP_AUTH_SIMPLE;
1663                         BER_BVSTR( &sb.sb_binddn, "" );
1664
1665                         rc = slap_discover_feature( &sb,
1666                                         slap_schema.si_ad_supportedFeatures->ad_cname.bv_val,
1667                                         LDAP_FEATURE_ABSOLUTE_FILTERS );
1668                         if ( rc == LDAP_COMPARE_TRUE ) {
1669                                 mask |= LDAP_BACK_F_T_F;
1670                         }
1671                 }
1672
1673                 li->li_flags &= ~LDAP_BACK_F_T_F_MASK2;
1674                 li->li_flags |= mask;
1675                 } break;
1676
1677         case LDAP_BACK_CFG_WHOAMI:
1678                 if ( c->argc == 1 || c->value_int ) {
1679                         li->li_flags |= LDAP_BACK_F_PROXY_WHOAMI;
1680                         load_extop( (struct berval *)&slap_EXOP_WHOAMI,
1681                                         0, ldap_back_exop_whoami );
1682
1683                 } else {
1684                         li->li_flags &= ~LDAP_BACK_F_PROXY_WHOAMI;
1685                 }
1686                 break;
1687
1688         case LDAP_BACK_CFG_TIMEOUT:
1689                 for ( i = 1; i < c->argc; i++ ) {
1690                         if ( isdigit( (unsigned char) c->argv[ i ][ 0 ] ) ) {
1691                                 int             j;
1692                                 unsigned        u;
1693
1694                                 if ( lutil_atoux( &u, c->argv[ i ], 0 ) != 0 ) {
1695                                         snprintf( c->msg, sizeof( c->msg),
1696                                                 "unable to parse timeout \"%s\"",
1697                                                 c->argv[ i ] );
1698                                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
1699                                         return 1;
1700                                 }
1701
1702                                 for ( j = 0; j < SLAP_OP_LAST; j++ ) {
1703                                         li->li_timeout[ j ] = u;
1704                                 }
1705
1706                                 continue;
1707                         }
1708
1709                         if ( slap_cf_aux_table_parse( c->argv[ i ], li->li_timeout, timeout_table, "slapd-ldap timeout" ) ) {
1710                                 snprintf( c->msg, sizeof( c->msg),
1711                                         "unable to parse timeout \"%s\"",
1712                                         c->argv[ i ] );
1713                                 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
1714                                 return 1;
1715                         }
1716                 }
1717                 break;
1718
1719         case LDAP_BACK_CFG_IDLE_TIMEOUT: {
1720                 unsigned long   t;
1721
1722                 if ( lutil_parse_time( c->argv[ 1 ], &t ) != 0 ) {
1723                         snprintf( c->msg, sizeof( c->msg),
1724                                 "unable to parse idle timeout \"%s\"",
1725                                 c->argv[ 1 ] );
1726                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
1727                         return 1;
1728                 }
1729                 li->li_idle_timeout = (time_t)t;
1730                 } break;
1731
1732         case LDAP_BACK_CFG_CONN_TTL: {
1733                 unsigned long   t;
1734
1735                 if ( lutil_parse_time( c->argv[ 1 ], &t ) != 0 ) {
1736                         snprintf( c->msg, sizeof( c->msg),
1737                                 "unable to parse conn ttl\"%s\"",
1738                                 c->argv[ 1 ] );
1739                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
1740                         return 1;
1741                 }
1742                 li->li_conn_ttl = (time_t)t;
1743                 } break;
1744
1745         case LDAP_BACK_CFG_NETWORK_TIMEOUT: {
1746                 unsigned long   t;
1747
1748                 if ( lutil_parse_time( c->argv[ 1 ], &t ) != 0 ) {
1749                         snprintf( c->msg, sizeof( c->msg),
1750                                 "unable to parse network timeout \"%s\"",
1751                                 c->argv[ 1 ] );
1752                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
1753                         return 1;
1754                 }
1755                 li->li_network_timeout = (time_t)t;
1756                 } break;
1757
1758         case LDAP_BACK_CFG_VERSION:
1759                 if ( c->value_int != 0 && ( c->value_int < LDAP_VERSION_MIN || c->value_int > LDAP_VERSION_MAX ) ) {
1760                         snprintf( c->msg, sizeof( c->msg ),
1761                                 "unsupported version \"%s\" "
1762                                 "in \"protocol-version <version>\"",
1763                                 c->argv[ 1 ] );
1764                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
1765                         return 1;
1766                 }
1767
1768                 li->li_version = c->value_int;
1769                 break;
1770
1771         case LDAP_BACK_CFG_SINGLECONN:
1772                 if ( c->value_int ) {
1773                         li->li_flags |= LDAP_BACK_F_SINGLECONN;
1774
1775                 } else {
1776                         li->li_flags &= ~LDAP_BACK_F_SINGLECONN;
1777                 }
1778                 break;
1779
1780         case LDAP_BACK_CFG_USETEMP:
1781                 if ( c->value_int ) {
1782                         li->li_flags |= LDAP_BACK_F_USE_TEMPORARIES;
1783
1784                 } else {
1785                         li->li_flags &= ~LDAP_BACK_F_USE_TEMPORARIES;
1786                 }
1787                 break;
1788
1789         case LDAP_BACK_CFG_CONNPOOLMAX:
1790                 if ( c->value_int < LDAP_BACK_CONN_PRIV_MIN
1791                         || c->value_int > LDAP_BACK_CONN_PRIV_MAX )
1792                 {
1793                         snprintf( c->msg, sizeof( c->msg ),
1794                                 "invalid max size " "of privileged "
1795                                 "connections pool \"%s\" "
1796                                 "in \"conn-pool-max <n> "
1797                                 "(must be between %d and %d)\"",
1798                                 c->argv[ 1 ],
1799                                 LDAP_BACK_CONN_PRIV_MIN,
1800                                 LDAP_BACK_CONN_PRIV_MAX );
1801                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
1802                         return 1;
1803                 }
1804                 li->li_conn_priv_max = c->value_int;
1805                 break;
1806
1807         case LDAP_BACK_CFG_CANCEL: {
1808                 slap_mask_t             mask;
1809
1810                 i = verb_to_mask( c->argv[1], cancel_mode );
1811                 if ( BER_BVISNULL( &cancel_mode[i].word ) ) {
1812                         return 1;
1813                 }
1814
1815                 mask = cancel_mode[i].mask;
1816
1817                 if ( LDAP_BACK_ISOPEN( li )
1818                         && mask == LDAP_BACK_F_CANCEL_EXOP_DISCOVER
1819                         && !LDAP_BACK_CANCEL( li ) )
1820                 {
1821                         slap_bindconf   sb = { BER_BVNULL };
1822                         int             rc;
1823
1824                         if ( li->li_uri == NULL ) {
1825                                 snprintf( c->msg, sizeof( c->msg ),
1826                                         "need URI to discover \"cancel\" support "
1827                                         "in \"cancel exop-discover\"" );
1828                                 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
1829                                 return 1;
1830                         }
1831
1832                         ber_str2bv( li->li_uri, 0, 0, &sb.sb_uri );
1833                         sb.sb_version = li->li_version;
1834                         sb.sb_method = LDAP_AUTH_SIMPLE;
1835                         BER_BVSTR( &sb.sb_binddn, "" );
1836
1837                         rc = slap_discover_feature( &sb,
1838                                         slap_schema.si_ad_supportedExtension->ad_cname.bv_val,
1839                                         LDAP_EXOP_CANCEL );
1840                         if ( rc == LDAP_COMPARE_TRUE ) {
1841                                 mask |= LDAP_BACK_F_CANCEL_EXOP;
1842                         }
1843                 }
1844
1845                 li->li_flags &= ~LDAP_BACK_F_CANCEL_MASK2;
1846                 li->li_flags |= mask;
1847                 } break;
1848
1849         case LDAP_BACK_CFG_QUARANTINE:
1850                 if ( LDAP_BACK_QUARANTINE( li ) ) {
1851                         snprintf( c->msg, sizeof( c->msg ),
1852                                 "quarantine already defined" );
1853                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
1854                         return 1;
1855                 }
1856                 rc = slap_retry_info_parse( c->argv[1], &li->li_quarantine,
1857                         c->msg, sizeof( c->msg ) );
1858                 if ( rc ) {
1859                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
1860
1861                 } else {
1862                         ldap_pvt_thread_mutex_init( &li->li_quarantine_mutex );
1863                         /* give it a chance to retry if the pattern gets reset
1864                          * via back-config */
1865                         li->li_isquarantined = 0;
1866                 }
1867                 break;
1868
1869         case LDAP_BACK_CFG_REWRITE:
1870                 snprintf( c->msg, sizeof( c->msg ),
1871                         "rewrite/remap capabilities have been moved "
1872                         "to the \"rwm\" overlay; see slapo-rwm(5) "
1873                         "for details (hint: add \"overlay rwm\" "
1874                         "and prefix all directives with \"rwm-\")" );
1875                 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
1876                 return 1;
1877
1878         default:
1879                 /* FIXME: try to catch inconsistencies */
1880                 assert( 0 );
1881                 break;
1882         }
1883
1884         return rc;
1885 }
1886
1887 int
1888 ldap_back_init_cf( BackendInfo *bi )
1889 {
1890         int                     rc;
1891         AttributeDescription    *ad = NULL;
1892         const char              *text;
1893
1894         /* Make sure we don't exceed the bits reserved for userland */
1895         config_check_userland( LDAP_BACK_CFG_LAST );
1896
1897         bi->bi_cf_ocs = ldapocs;
1898
1899         rc = config_register_schema( ldapcfg, ldapocs );
1900         if ( rc ) {
1901                 return rc;
1902         }
1903
1904         /* setup olcDbAclPasswd and olcDbIDAssertPasswd
1905          * to be base64-encoded when written in LDIF form;
1906          * basically, we don't care if it fails */
1907         rc = slap_str2ad( "olcDbACLPasswd", &ad, &text );
1908         if ( rc ) {
1909                 Debug( LDAP_DEBUG_ANY, "config_back_initialize: "
1910                         "warning, unable to get \"olcDbACLPasswd\" "
1911                         "attribute description: %d: %s\n",
1912                         rc, text, 0 );
1913         } else {
1914                 (void)ldif_must_b64_encode_register( ad->ad_cname.bv_val,
1915                         ad->ad_type->sat_oid );
1916         }
1917
1918         ad = NULL;
1919         rc = slap_str2ad( "olcDbIDAssertPasswd", &ad, &text );
1920         if ( rc ) {
1921                 Debug( LDAP_DEBUG_ANY, "config_back_initialize: "
1922                         "warning, unable to get \"olcDbIDAssertPasswd\" "
1923                         "attribute description: %d: %s\n",
1924                         rc, text, 0 );
1925         } else {
1926                 (void)ldif_must_b64_encode_register( ad->ad_cname.bv_val,
1927                         ad->ad_type->sat_oid );
1928         }
1929
1930         return 0;
1931 }
1932
1933
1934 static int
1935 ldap_back_exop_whoami(
1936                 Operation       *op,
1937                 SlapReply       *rs )
1938 {
1939         struct berval *bv = NULL;
1940
1941         if ( op->oq_extended.rs_reqdata != NULL ) {
1942                 /* no request data should be provided */
1943                 rs->sr_text = "no request data expected";
1944                 return rs->sr_err = LDAP_PROTOCOL_ERROR;
1945         }
1946
1947         Statslog( LDAP_DEBUG_STATS, "%s WHOAMI\n",
1948             op->o_log_prefix, 0, 0, 0, 0 );
1949
1950         rs->sr_err = backend_check_restrictions( op, rs,
1951                         (struct berval *)&slap_EXOP_WHOAMI );
1952         if( rs->sr_err != LDAP_SUCCESS ) return rs->sr_err;
1953
1954         /* if auth'd by back-ldap and request is proxied, forward it */
1955         if ( op->o_conn->c_authz_backend
1956                 && !strcmp( op->o_conn->c_authz_backend->be_type, "ldap" )
1957                 && !dn_match( &op->o_ndn, &op->o_conn->c_ndn ) )
1958         {
1959                 ldapconn_t      *lc = NULL;
1960                 LDAPControl c, *ctrls[2] = {NULL, NULL};
1961                 LDAPMessage *res;
1962                 Operation op2 = *op;
1963                 ber_int_t msgid;
1964                 int doretry = 1;
1965                 char *ptr;
1966
1967                 ctrls[0] = &c;
1968                 op2.o_ndn = op->o_conn->c_ndn;
1969                 if ( !ldap_back_dobind( &lc, &op2, rs, LDAP_BACK_SENDERR ) ) {
1970                         return -1;
1971                 }
1972                 c.ldctl_oid = LDAP_CONTROL_PROXY_AUTHZ;
1973                 c.ldctl_iscritical = 1;
1974                 c.ldctl_value.bv_val = op->o_tmpalloc(
1975                         op->o_ndn.bv_len + STRLENOF( "dn:" ) + 1,
1976                         op->o_tmpmemctx );
1977                 c.ldctl_value.bv_len = op->o_ndn.bv_len + 3;
1978                 ptr = c.ldctl_value.bv_val;
1979                 ptr = lutil_strcopy( ptr, "dn:" );
1980                 ptr = lutil_strncopy( ptr, op->o_ndn.bv_val, op->o_ndn.bv_len );
1981                 ptr[ 0 ] = '\0';
1982
1983 retry:
1984                 rs->sr_err = ldap_whoami( lc->lc_ld, ctrls, NULL, &msgid );
1985                 if ( rs->sr_err == LDAP_SUCCESS ) {
1986                         if ( ldap_result( lc->lc_ld, msgid, LDAP_MSG_ALL, NULL, &res ) == -1 ) {
1987                                 ldap_get_option( lc->lc_ld, LDAP_OPT_ERROR_NUMBER,
1988                                         &rs->sr_err );
1989                                 if ( rs->sr_err == LDAP_SERVER_DOWN && doretry ) {
1990                                         doretry = 0;
1991                                         if ( ldap_back_retry( &lc, op, rs, LDAP_BACK_SENDERR ) ) {
1992                                                 goto retry;
1993                                         }
1994                                 }
1995
1996                         } else {
1997                                 /* NOTE: are we sure "bv" will be malloc'ed
1998                                  * with the appropriate memory? */
1999                                 rs->sr_err = ldap_parse_whoami( lc->lc_ld, res, &bv );
2000                                 ldap_msgfree(res);
2001                         }
2002                 }
2003                 op->o_tmpfree( c.ldctl_value.bv_val, op->o_tmpmemctx );
2004                 if ( rs->sr_err != LDAP_SUCCESS ) {
2005                         rs->sr_err = slap_map_api2result( rs );
2006                 }
2007
2008                 if ( lc != NULL ) {
2009                         ldap_back_release_conn( (ldapinfo_t *)op2.o_bd->be_private, lc );
2010                 }
2011
2012         } else {
2013                 /* else just do the same as before */
2014                 bv = (struct berval *) ch_malloc( sizeof( struct berval ) );
2015                 if ( !BER_BVISEMPTY( &op->o_dn ) ) {
2016                         bv->bv_len = op->o_dn.bv_len + STRLENOF( "dn:" );
2017                         bv->bv_val = ch_malloc( bv->bv_len + 1 );
2018                         AC_MEMCPY( bv->bv_val, "dn:", STRLENOF( "dn:" ) );
2019                         AC_MEMCPY( &bv->bv_val[ STRLENOF( "dn:" ) ], op->o_dn.bv_val,
2020                                 op->o_dn.bv_len );
2021                         bv->bv_val[ bv->bv_len ] = '\0';
2022
2023                 } else {
2024                         bv->bv_len = 0;
2025                         bv->bv_val = NULL;
2026                 }
2027         }
2028
2029         rs->sr_rspdata = bv;
2030         return rs->sr_err;
2031 }
2032
2033