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 ], ".*" ) == 0
 556                 || strcmp( c->argv[ 1 ], "dn:*" ) == 0
 557                 || strcasecmp( c->argv[ 1 ], "dn.regex:.*" ) == 0 )
 558         {
 559                 if ( si->si_authz != NULL ) {
 560                         snprintf( c->msg, sizeof( c->msg ),
 561                                 "\"idassert-authzFrom <authz>\": "
 562                                 "\"%s\" conflicts with existing authz rules",
 563                                 c->argv[ 1 ] );
 564                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
 565                         return 1;
 566                 }
 567
 568                 si->si_flags |= LDAP_BACK_AUTH_AUTHZ_ALL;
 569
 570                 return 0;
 571
 572         } else if ( ( si->si_flags & LDAP_BACK_AUTH_AUTHZ_ALL ) ) {
 573                 snprintf( c->msg, sizeof( c->msg ),
 574                         "\"idassert-authzFrom <authz>\": "
 575                         "\"<authz>\" conflicts with \"*\"" );
 576                 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
 577                 return 1;
 578         }
 579
 580         ber_str2bv( c->argv[ 1 ], 0, 0, &in );
 581         rc = authzNormalize( 0, NULL, NULL, &in, &bv, NULL );
 582         if ( rc != LDAP_SUCCESS ) {
 583                 snprintf( c->msg, sizeof( c->msg ),
 584                         "\"idassert-authzFrom <authz>\": "
 585                         "invalid syntax" );
 586                 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
 587                 return 1;
 588         }
 589
 590         ber_bvarray_add( &si->si_authz, &bv );
 591
 592         return 0;
 593 }
 594
 595 static int
 596 slap_idassert_parse( ConfigArgs *c, slap_idassert_t *si )
 597 {
 598         int             i;
 599
 600         for ( i = 1; i < c->argc; i++ ) {
 601                 if ( strncasecmp( c->argv[ i ], "mode=", STRLENOF( "mode=" ) ) == 0 ) {
 602                         char    *argvi = c->argv[ i ] + STRLENOF( "mode=" );
 603                         int     j;
 604
 605                         j = verb_to_mask( argvi, idassert_mode );
 606                         if ( BER_BVISNULL( &idassert_mode[ j ].word ) ) {
 607                                 snprintf( c->msg, sizeof( c->msg ),
 608                                         "\"idassert-bind <args>\": "
 609                                         "unknown mode \"%s\"",
 610                                         argvi );
 611                                 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
 612                                 return 1;
 613                         }
 614
 615                         si->si_mode = idassert_mode[ j ].mask;
 616
 617                 } else if ( strncasecmp( c->argv[ i ], "authz=", STRLENOF( "authz=" ) ) == 0 ) {
 618                         char    *argvi = c->argv[ i ] + STRLENOF( "authz=" );
 619
 620                         if ( strcasecmp( argvi, "native" ) == 0 ) {
 621                                 if ( si->si_bc.sb_method != LDAP_AUTH_SASL ) {
 622                                         snprintf( c->msg, sizeof( c->msg ),
 623                                                 "\"idassert-bind <args>\": "
 624                                                 "authz=\"native\" incompatible "
 625                                                 "with auth method" );
 626                                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
 627                                         return 1;
 628                                 }
 629                                 si->si_flags |= LDAP_BACK_AUTH_NATIVE_AUTHZ;
 630
 631                         } else if ( strcasecmp( argvi, "proxyAuthz" ) == 0 ) {
 632                                 si->si_flags &= ~LDAP_BACK_AUTH_NATIVE_AUTHZ;
 633
 634                         } else {
 635                                 snprintf( c->msg, sizeof( c->msg ),
 636                                         "\"idassert-bind <args>\": "
 637                                         "unknown authz \"%s\"",
 638                                         argvi );
 639                                 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
 640                                 return 1;
 641                         }
 642
 643                 } else if ( strncasecmp( c->argv[ i ], "flags=", STRLENOF( "flags=" ) ) == 0 ) {
 644                         char    *argvi = c->argv[ i ] + STRLENOF( "flags=" );
 645                         char    **flags = ldap_str2charray( argvi, "," );
 646                         int     j, err = 0;
 647
 648                         if ( flags == NULL ) {
 649                                 snprintf( c->msg, sizeof( c->msg ),
 650                                         "\"idassert-bind <args>\": "
 651                                         "unable to parse flags \"%s\"",
 652                                         argvi );
 653                                 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
 654                                 return 1;
 655                         }
 656
 657                         for ( j = 0; flags[ j ] != NULL; j++ ) {
 658
 659                                 if ( strcasecmp( flags[ j ], "override" ) == 0 ) {
 660                                         si->si_flags |= LDAP_BACK_AUTH_OVERRIDE;
 661
 662                                 } else if ( strcasecmp( flags[ j ], "prescriptive" ) == 0 ) {
 663                                         si->si_flags |= LDAP_BACK_AUTH_PRESCRIPTIVE;
 664
 665                                 } else if ( strcasecmp( flags[ j ], "non-prescriptive" ) == 0 ) {
 666                                         si->si_flags &= ( ~LDAP_BACK_AUTH_PRESCRIPTIVE );
 667
 668                                 } else if ( strcasecmp( flags[ j ], "obsolete-proxy-authz" ) == 0 ) {
 669                                         if ( si->si_flags & LDAP_BACK_AUTH_OBSOLETE_ENCODING_WORKAROUND ) {
 670                                                 Debug( LDAP_DEBUG_ANY,
 671                                                                 "%s: \"obsolete-proxy-authz\" flag "
 672                                                                 "in \"idassert-mode <args>\" "
 673                                                                 "incompatible with previously issued \"obsolete-encoding-workaround\" flag.\n",
 674                                                                 c->log, 0, 0 );
 675                                                 err = 1;
 676                                                 break;
 677
 678                                         } else {
 679                                                 si->si_flags |= LDAP_BACK_AUTH_OBSOLETE_PROXY_AUTHZ;
 680                                         }
 681
 682                                 } else if ( strcasecmp( flags[ j ], "obsolete-encoding-workaround" ) == 0 ) {
 683                                         if ( si->si_flags & LDAP_BACK_AUTH_OBSOLETE_PROXY_AUTHZ ) {
 684                                                 Debug( LDAP_DEBUG_ANY,
 685                                                                 "%s: \"obsolete-encoding-workaround\" flag "
 686                                                         "in \"idassert-mode <args>\" "
 687                                                         "incompatible with previously issued \"obsolete-proxy-authz\" flag.\n",
 688                                                         c->log, 0, 0 );
 689                                                 err = 1;
 690                                                 break;
 691
 692                                         } else {
 693                                                 si->si_flags |= LDAP_BACK_AUTH_OBSOLETE_ENCODING_WORKAROUND;
 694                                         }
 695
 696                                 } else {
 697                                         snprintf( c->msg, sizeof( c->msg ),
 698                                                 "\"idassert-bind <args>\": "
 699                                                 "unknown flag \"%s\"",
 700                                                 flags[ j ] );
 701                                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
 702                                         err = 1;
 703                                         break;
 704                                 }
 705                         }
 706
 707                         ldap_charray_free( flags );
 708                         if ( err ) {
 709                                 return 1;
 710                         }
 711
 712                 } else if ( bindconf_parse( c->argv[ i ], &si->si_bc ) ) {
 713                         return 1;
 714                 }
 715         }
 716         bindconf_tls_defaults( &si->si_bc );
 717
 718         return 0;
 719 }
 720
 721 /* NOTE: temporary, until back-meta is ported to back-config */
 722 int
 723 slap_idassert_authzfrom_parse_cf( const char *fname, int lineno, const char *arg, slap_idassert_t *si )
 724 {
 725         ConfigArgs      c = { 0 };
 726         char            *argv[ 3 ];
 727
 728         snprintf( c.log, sizeof( c.log ), "%s: line %d", fname, lineno );
 729         c.argc = 2;
 730         c.argv = argv;
 731         argv[ 0 ] = "idassert-authzFrom";
 732         argv[ 1 ] = (char *)arg;
 733         argv[ 2 ] = NULL;
 734
 735         return slap_idassert_authzfrom_parse( &c, si );
 736 }
 737
 738 int
 739 slap_idassert_parse_cf( const char *fname, int lineno, int argc, char *argv[], slap_idassert_t *si )
 740 {
 741         ConfigArgs      c = { 0 };
 742
 743         snprintf( c.log, sizeof( c.log ), "%s: line %d", fname, lineno );
 744         c.argc = argc;
 745         c.argv = argv;
 746
 747         return slap_idassert_parse( &c, si );
 748 }
 749
 750 static int
 751 ldap_back_cf_gen( ConfigArgs *c )
 752 {
 753         ldapinfo_t      *li = ( ldapinfo_t * )c->be->be_private;
 754         int             rc = 0;
 755         int             i;
 756
 757         if ( c->op == SLAP_CONFIG_EMIT ) {
 758                 struct berval   bv = BER_BVNULL;
 759
 760                 if ( li == NULL ) {
 761                         return 1;
 762                 }
 763
 764                 switch( c->type ) {
 765                 case LDAP_BACK_CFG_URI:
 766                         if ( li->li_uri != NULL ) {
 767                                 struct berval   bv, bv2;
 768
 769                                 ber_str2bv( li->li_uri, 0, 0, &bv );
 770                                 bv2.bv_len = bv.bv_len + STRLENOF( "\"\"" );
 771                                 bv2.bv_val = ch_malloc( bv2.bv_len + 1 );
 772                                 snprintf( bv2.bv_val, bv2.bv_len + 1,
 773                                         "\"%s\"", bv.bv_val );
 774                                 ber_bvarray_add( &c->rvalue_vals, &bv2 );
 775
 776                         } else {
 777                                 rc = 1;
 778                         }
 779                         break;
 780
 781                 case LDAP_BACK_CFG_TLS: {
 782                         struct berval bc = BER_BVNULL, bv2;
 783                         enum_to_verb( tls_mode, ( li->li_flags & LDAP_BACK_F_TLS_MASK ), &bv );
 784                         assert( !BER_BVISNULL( &bv ) );
 785                         bindconf_tls_unparse( &li->li_tls, &bc );
 786
 787                         if ( !BER_BVISEMPTY( &bc )) {
 788                                 bv2.bv_len = bv.bv_len + bc.bv_len + 1;
 789                                 bv2.bv_val = ch_malloc( bv2.bv_len + 1 );
 790                                 strcpy( bv2.bv_val, bv.bv_val );
 791                                 bv2.bv_val[bv.bv_len] = ' ';
 792                                 strcpy( &bv2.bv_val[bv.bv_len + 1], bc.bv_val );
 793                                 ber_bvarray_add( &c->rvalue_vals, &bv2 );
 794
 795                         } else {
 796                                 value_add_one( &c->rvalue_vals, &bv );
 797                         }
 798                         ber_memfree( bc.bv_val );
 799                         }
 800                         break;
 801
 802                 case LDAP_BACK_CFG_ACL_AUTHCDN:
 803                 case LDAP_BACK_CFG_ACL_PASSWD:
 804                 case LDAP_BACK_CFG_ACL_METHOD:
 805                         /* handled by LDAP_BACK_CFG_ACL_BIND */
 806                         rc = 1;
 807                         break;
 808
 809                 case LDAP_BACK_CFG_ACL_BIND: {
 810                         int     i;
 811
 812                         if ( li->li_acl_authmethod == LDAP_AUTH_NONE ) {
 813                                 return 1;
 814                         }
 815
 816                         bindconf_unparse( &li->li_acl, &bv );
 817
 818                         for ( i = 0; isspace( (unsigned char) bv.bv_val[ i ] ); i++ )
 819                                 /* count spaces */ ;
 820
 821                         if ( i ) {
 822                                 bv.bv_len -= i;
 823                                 AC_MEMCPY( bv.bv_val, &bv.bv_val[ i ],
 824                                         bv.bv_len + 1 );
 825                         }
 826
 827                         ber_bvarray_add( &c->rvalue_vals, &bv );
 828                         break;
 829                 }
 830
 831                 case LDAP_BACK_CFG_IDASSERT_MODE:
 832                 case LDAP_BACK_CFG_IDASSERT_AUTHCDN:
 833                 case LDAP_BACK_CFG_IDASSERT_PASSWD:
 834                 case LDAP_BACK_CFG_IDASSERT_METHOD:
 835                         /* handled by LDAP_BACK_CFG_IDASSERT_BIND */
 836                         rc = 1;
 837                         break;
 838
 839                 case LDAP_BACK_CFG_IDASSERT_AUTHZFROM: {
 840                         int             i;
 841
 842                         if ( li->li_idassert_authz == NULL ) {
 843                                 if ( ( li->li_idassert_flags & LDAP_BACK_AUTH_AUTHZ_ALL ) ) {
 844                                         BER_BVSTR( &bv, "*" );
 845                                         value_add_one( &c->rvalue_vals, &bv );
 846
 847                                 } else {
 848                                         rc = 1;
 849                                 }
 850                                 break;
 851                         }
 852
 853                         for ( i = 0; !BER_BVISNULL( &li->li_idassert_authz[ i ] ); i++ )
 854                         {
 855                                 value_add_one( &c->rvalue_vals, &li->li_idassert_authz[ i ] );
 856                         }
 857                         break;
 858                 }
 859
 860                 case LDAP_BACK_CFG_IDASSERT_BIND: {
 861                         int             i;
 862                         struct berval   bc = BER_BVNULL;
 863                         char            *ptr;
 864
 865                         if ( li->li_idassert_authmethod == LDAP_AUTH_NONE ) {
 866                                 return 1;
 867                         }
 868
 869                         if ( li->li_idassert_authmethod != LDAP_AUTH_NONE ) {
 870                                 ber_len_t       len;
 871
 872                                 switch ( li->li_idassert_mode ) {
 873                                 case LDAP_BACK_IDASSERT_OTHERID:
 874                                 case LDAP_BACK_IDASSERT_OTHERDN:
 875                                         break;
 876
 877                                 default: {
 878                                         struct berval   mode = BER_BVNULL;
 879
 880                                         enum_to_verb( idassert_mode, li->li_idassert_mode, &mode );
 881                                         if ( BER_BVISNULL( &mode ) ) {
 882                                                 /* there's something wrong... */
 883                                                 assert( 0 );
 884                                                 rc = 1;
 885
 886                                         } else {
 887                                                 bv.bv_len = STRLENOF( "mode=" ) + mode.bv_len;
 888                                                 bv.bv_val = ch_malloc( bv.bv_len + 1 );
 889
 890                                                 ptr = lutil_strcopy( bv.bv_val, "mode=" );
 891                                                 ptr = lutil_strcopy( ptr, mode.bv_val );
 892                                         }
 893                                         break;
 894                                 }
 895                                 }
 896
 897                                 if ( li->li_idassert_flags & LDAP_BACK_AUTH_NATIVE_AUTHZ ) {
 898                                         len = bv.bv_len + STRLENOF( "authz=native" );
 899
 900                                         if ( !BER_BVISEMPTY( &bv ) ) {
 901                                                 len += STRLENOF( " " );
 902                                         }
 903
 904                                         bv.bv_val = ch_realloc( bv.bv_val, len + 1 );
 905
 906                                         ptr = &bv.bv_val[ bv.bv_len ];
 907
 908                                         if ( !BER_BVISEMPTY( &bv ) ) {
 909                                                 ptr = lutil_strcopy( ptr, " " );
 910                                         }
 911
 912                                         (void)lutil_strcopy( ptr, "authz=native" );
 913                                 }
 914
 915                                 len = bv.bv_len + STRLENOF( "flags=non-prescriptive,override,obsolete-encoding-workaround" );
 916                                 /* flags */
 917                                 if ( !BER_BVISEMPTY( &bv ) ) {
 918                                         len += STRLENOF( " " );
 919                                 }
 920
 921                                 bv.bv_val = ch_realloc( bv.bv_val, len + 1 );
 922
 923                                 ptr = &bv.bv_val[ bv.bv_len ];
 924
 925                                 if ( !BER_BVISEMPTY( &bv ) ) {
 926                                         ptr = lutil_strcopy( ptr, " " );
 927                                 }
 928
 929                                 ptr = lutil_strcopy( ptr, "flags=" );
 930
 931                                 if ( li->li_idassert_flags & LDAP_BACK_AUTH_PRESCRIPTIVE ) {
 932                                         ptr = lutil_strcopy( ptr, "prescriptive" );
 933                                 } else {
 934                                         ptr = lutil_strcopy( ptr, "non-prescriptive" );
 935                                 }
 936
 937                                 if ( li->li_idassert_flags & LDAP_BACK_AUTH_OVERRIDE ) {
 938                                         ptr = lutil_strcopy( ptr, ",override" );
 939                                 }
 940
 941                                 if ( li->li_idassert_flags & LDAP_BACK_AUTH_OBSOLETE_PROXY_AUTHZ ) {
 942                                         ptr = lutil_strcopy( ptr, ",obsolete-proxy-authz" );
 943
 944                                 } else if ( li->li_idassert_flags & LDAP_BACK_AUTH_OBSOLETE_ENCODING_WORKAROUND ) {
 945                                         ptr = lutil_strcopy( ptr, ",obsolete-encoding-workaround" );
 946                                 }
 947
 948                                 bv.bv_len = ( ptr - bv.bv_val );
 949                                 /* end-of-flags */
 950                         }
 951
 952                         bindconf_unparse( &li->li_idassert.si_bc, &bc );
 953
 954                         if ( !BER_BVISNULL( &bv ) ) {
 955                                 ber_len_t       len = bv.bv_len + bc.bv_len;
 956
 957                                 bv.bv_val = ch_realloc( bv.bv_val, len + 1 );
 958
 959                                 assert( bc.bv_val[ 0 ] == ' ' );
 960
 961                                 ptr = lutil_strcopy( &bv.bv_val[ bv.bv_len ], bc.bv_val );
 962                                 free( bc.bv_val );
 963                                 bv.bv_len = ptr - bv.bv_val;
 964
 965                         } else {
 966                                 for ( i = 0; isspace( (unsigned char) bc.bv_val[ i ] ); i++ )
 967                                         /* count spaces */ ;
 968
 969                                 if ( i ) {
 970                                         bc.bv_len -= i;
 971                                         AC_MEMCPY( bc.bv_val, &bc.bv_val[ i ], bc.bv_len + 1 );
 972                                 }
 973
 974                                 bv = bc;
 975                         }
 976
 977                         ber_bvarray_add( &c->rvalue_vals, &bv );
 978
 979                         break;
 980                 }
 981
 982                 case LDAP_BACK_CFG_REBIND:
 983                         c->value_int = LDAP_BACK_SAVECRED( li );
 984                         break;
 985
 986                 case LDAP_BACK_CFG_CHASE:
 987                         c->value_int = LDAP_BACK_CHASE_REFERRALS( li );
 988                         break;
 989
 990                 case LDAP_BACK_CFG_T_F:
 991                         enum_to_verb( t_f_mode, (li->li_flags & LDAP_BACK_F_T_F_MASK2), &bv );
 992                         if ( BER_BVISNULL( &bv ) ) {
 993                                 /* there's something wrong... */
 994                                 assert( 0 );
 995                                 rc = 1;
 996
 997                         } else {
 998                                 value_add_one( &c->rvalue_vals, &bv );
 999                         }
1000                         break;
1001
1002                 case LDAP_BACK_CFG_WHOAMI:
1003                         c->value_int = LDAP_BACK_PROXY_WHOAMI( li );
1004                         break;
1005
1006                 case LDAP_BACK_CFG_TIMEOUT:
1007                         BER_BVZERO( &bv );
1008
1009                         for ( i = 0; i < SLAP_OP_LAST; i++ ) {
1010                                 if ( li->li_timeout[ i ] != 0 ) {
1011                                         break;
1012                                 }
1013                         }
1014
1015                         if ( i == SLAP_OP_LAST ) {
1016                                 return 1;
1017                         }
1018
1019                         slap_cf_aux_table_unparse( li->li_timeout, &bv, timeout_table );
1020
1021                         if ( BER_BVISNULL( &bv ) ) {
1022                                 return 1;
1023                         }
1024
1025                         for ( i = 0; isspace( (unsigned char) bv.bv_val[ i ] ); i++ )
1026                                 /* count spaces */ ;
1027
1028                         if ( i ) {
1029                                 bv.bv_len -= i;
1030                                 AC_MEMCPY( bv.bv_val, &bv.bv_val[ i ],
1031                                         bv.bv_len + 1 );
1032                         }
1033
1034                         ber_bvarray_add( &c->rvalue_vals, &bv );
1035                         break;
1036
1037                 case LDAP_BACK_CFG_IDLE_TIMEOUT: {
1038                         char    buf[ SLAP_TEXT_BUFLEN ];
1039
1040                         if ( li->li_idle_timeout == 0 ) {
1041                                 return 1;
1042                         }
1043
1044                         lutil_unparse_time( buf, sizeof( buf ), li->li_idle_timeout );
1045                         ber_str2bv( buf, 0, 0, &bv );
1046                         value_add_one( &c->rvalue_vals, &bv );
1047                         } break;
1048
1049                 case LDAP_BACK_CFG_CONN_TTL: {
1050                         char    buf[ SLAP_TEXT_BUFLEN ];
1051
1052                         if ( li->li_conn_ttl == 0 ) {
1053                                 return 1;
1054                         }
1055
1056                         lutil_unparse_time( buf, sizeof( buf ), li->li_conn_ttl );
1057                         ber_str2bv( buf, 0, 0, &bv );
1058                         value_add_one( &c->rvalue_vals, &bv );
1059                         } break;
1060
1061                 case LDAP_BACK_CFG_NETWORK_TIMEOUT: {
1062                         char    buf[ SLAP_TEXT_BUFLEN ];
1063
1064                         if ( li->li_network_timeout == 0 ) {
1065                                 return 1;
1066                         }
1067
1068                         snprintf( buf, sizeof( buf ), "%ld",
1069                                 (long)li->li_network_timeout );
1070                         ber_str2bv( buf, 0, 0, &bv );
1071                         value_add_one( &c->rvalue_vals, &bv );
1072                         } break;
1073
1074                 case LDAP_BACK_CFG_VERSION:
1075                         if ( li->li_version == 0 ) {
1076                                 return 1;
1077                         }
1078
1079                         c->value_int = li->li_version;
1080                         break;
1081
1082                 case LDAP_BACK_CFG_SINGLECONN:
1083                         c->value_int = LDAP_BACK_SINGLECONN( li );
1084                         break;
1085
1086                 case LDAP_BACK_CFG_USETEMP:
1087                         c->value_int = LDAP_BACK_USE_TEMPORARIES( li );
1088                         break;
1089
1090                 case LDAP_BACK_CFG_CONNPOOLMAX:
1091                         c->value_int = li->li_conn_priv_max;
1092                         break;
1093
1094                 case LDAP_BACK_CFG_CANCEL: {
1095                         slap_mask_t     mask = LDAP_BACK_F_CANCEL_MASK2;
1096
1097                         if ( LDAP_BACK_CANCEL_DISCOVER( li ) ) {
1098                                 mask &= ~LDAP_BACK_F_CANCEL_EXOP;
1099                         }
1100                         enum_to_verb( cancel_mode, (li->li_flags & mask), &bv );
1101                         if ( BER_BVISNULL( &bv ) ) {
1102                                 /* there's something wrong... */
1103                                 assert( 0 );
1104                                 rc = 1;
1105
1106                         } else {
1107                                 value_add_one( &c->rvalue_vals, &bv );
1108                         }
1109                         } break;
1110
1111                 case LDAP_BACK_CFG_QUARANTINE:
1112                         if ( !LDAP_BACK_QUARANTINE( li ) ) {
1113                                 rc = 1;
1114                                 break;
1115                         }
1116
1117                         rc = slap_retry_info_unparse( &li->li_quarantine, &bv );
1118                         if ( rc == 0 ) {
1119                                 ber_bvarray_add( &c->rvalue_vals, &bv );
1120                         }
1121                         break;
1122
1123                 default:
1124                         /* FIXME: we need to handle all... */
1125                         assert( 0 );
1126                         break;
1127                 }
1128                 return rc;
1129
1130         } else if ( c->op == LDAP_MOD_DELETE ) {
1131                 switch( c->type ) {
1132                 case LDAP_BACK_CFG_URI:
1133                         if ( li->li_uri != NULL ) {
1134                                 ch_free( li->li_uri );
1135                                 li->li_uri = NULL;
1136
1137                                 assert( li->li_bvuri != NULL );
1138                                 ber_bvarray_free( li->li_bvuri );
1139                                 li->li_bvuri = NULL;
1140                         }
1141
1142                         /* better cleanup the cached connections... */
1143                         /* NOTE: don't worry about locking: if we got here,
1144                          * other threads are suspended. */
1145                         if ( li->li_conninfo.lai_tree != NULL ) {
1146                                 avl_free( li->li_conninfo.lai_tree, ldap_back_conn_free );
1147                                 li->li_conninfo.lai_tree = NULL;
1148                         }
1149
1150                         break;
1151
1152                 case LDAP_BACK_CFG_TLS:
1153                         rc = 1;
1154                         break;
1155
1156                 case LDAP_BACK_CFG_ACL_AUTHCDN:
1157                 case LDAP_BACK_CFG_ACL_PASSWD:
1158                 case LDAP_BACK_CFG_ACL_METHOD:
1159                         /* handled by LDAP_BACK_CFG_ACL_BIND */
1160                         rc = 1;
1161                         break;
1162
1163                 case LDAP_BACK_CFG_ACL_BIND:
1164                         bindconf_free( &li->li_acl );
1165                         break;
1166
1167                 case LDAP_BACK_CFG_IDASSERT_MODE:
1168                 case LDAP_BACK_CFG_IDASSERT_AUTHCDN:
1169                 case LDAP_BACK_CFG_IDASSERT_PASSWD:
1170                 case LDAP_BACK_CFG_IDASSERT_METHOD:
1171                         /* handled by LDAP_BACK_CFG_IDASSERT_BIND */
1172                         rc = 1;
1173                         break;
1174
1175                 case LDAP_BACK_CFG_IDASSERT_AUTHZFROM:
1176                         if ( li->li_idassert_authz != NULL ) {
1177                                 ber_bvarray_free( li->li_idassert_authz );
1178                                 li->li_idassert_authz = NULL;
1179                         }
1180                         break;
1181
1182                 case LDAP_BACK_CFG_IDASSERT_BIND:
1183                         bindconf_free( &li->li_idassert.si_bc );
1184                         break;
1185
1186                 case LDAP_BACK_CFG_REBIND:
1187                 case LDAP_BACK_CFG_CHASE:
1188                 case LDAP_BACK_CFG_T_F:
1189                 case LDAP_BACK_CFG_WHOAMI:
1190                 case LDAP_BACK_CFG_CANCEL:
1191                         rc = 1;
1192                         break;
1193
1194                 case LDAP_BACK_CFG_TIMEOUT:
1195                         for ( i = 0; i < SLAP_OP_LAST; i++ ) {
1196                                 li->li_timeout[ i ] = 0;
1197                         }
1198                         break;
1199
1200                 case LDAP_BACK_CFG_IDLE_TIMEOUT:
1201                         li->li_idle_timeout = 0;
1202                         break;
1203
1204                 case LDAP_BACK_CFG_CONN_TTL:
1205                         li->li_conn_ttl = 0;
1206                         break;
1207
1208                 case LDAP_BACK_CFG_NETWORK_TIMEOUT:
1209                         li->li_network_timeout = 0;
1210                         break;
1211
1212                 case LDAP_BACK_CFG_VERSION:
1213                         li->li_version = 0;
1214                         break;
1215
1216                 case LDAP_BACK_CFG_SINGLECONN:
1217                         li->li_flags &= ~LDAP_BACK_F_SINGLECONN;
1218                         break;
1219
1220                 case LDAP_BACK_CFG_USETEMP:
1221                         li->li_flags &= ~LDAP_BACK_F_USE_TEMPORARIES;
1222                         break;
1223
1224                 case LDAP_BACK_CFG_CONNPOOLMAX:
1225                         li->li_conn_priv_max = LDAP_BACK_CONN_PRIV_MIN;
1226                         break;
1227
1228                 case LDAP_BACK_CFG_QUARANTINE:
1229                         if ( !LDAP_BACK_QUARANTINE( li ) ) {
1230                                 break;
1231                         }
1232
1233                         slap_retry_info_destroy( &li->li_quarantine );
1234                         ldap_pvt_thread_mutex_destroy( &li->li_quarantine_mutex );
1235                         li->li_isquarantined = 0;
1236                         break;
1237
1238                 default:
1239                         /* FIXME: we need to handle all... */
1240                         assert( 0 );
1241                         break;
1242                 }
1243                 return rc;
1244
1245         }
1246
1247         switch( c->type ) {
1248         case LDAP_BACK_CFG_URI: {
1249                 LDAPURLDesc     *tmpludp, *lud;
1250                 char            **urllist = NULL;
1251                 int             urlrc = LDAP_URL_SUCCESS, i;
1252
1253                 if ( li->li_uri != NULL ) {
1254                         ch_free( li->li_uri );
1255                         li->li_uri = NULL;
1256
1257                         assert( li->li_bvuri != NULL );
1258                         ber_bvarray_free( li->li_bvuri );
1259                         li->li_bvuri = NULL;
1260                 }
1261
1262                 /* PARANOID: DN and more are not required nor allowed */
1263                 urlrc = ldap_url_parselist_ext( &lud, c->argv[ 1 ], ", \t", LDAP_PVT_URL_PARSE_NONE );
1264                 if ( urlrc != LDAP_URL_SUCCESS ) {
1265                         char    *why;
1266
1267                         switch ( urlrc ) {
1268                         case LDAP_URL_ERR_MEM:
1269                                 why = "no memory";
1270                                 break;
1271                         case LDAP_URL_ERR_PARAM:
1272                                 why = "parameter is bad";
1273                                 break;
1274                         case LDAP_URL_ERR_BADSCHEME:
1275                                 why = "URL doesn't begin with \"[c]ldap[si]://\"";
1276                                 break;
1277                         case LDAP_URL_ERR_BADENCLOSURE:
1278                                 why = "URL is missing trailing \">\"";
1279                                 break;
1280                         case LDAP_URL_ERR_BADURL:
1281                                 why = "URL is bad";
1282                                 break;
1283                         case LDAP_URL_ERR_BADHOST:
1284                                 why = "host/port is bad";
1285                                 break;
1286                         case LDAP_URL_ERR_BADATTRS:
1287                                 why = "bad (or missing) attributes";
1288                                 break;
1289                         case LDAP_URL_ERR_BADSCOPE:
1290                                 why = "scope string is invalid (or missing)";
1291                                 break;
1292                         case LDAP_URL_ERR_BADFILTER:
1293                                 why = "bad or missing filter";
1294                                 break;
1295                         case LDAP_URL_ERR_BADEXTS:
1296                                 why = "bad or missing extensions";
1297                                 break;
1298                         default:
1299                                 why = "unknown reason";
1300                                 break;
1301                         }
1302                         snprintf( c->msg, sizeof( c->msg),
1303                                         "unable to parse uri \"%s\" "
1304                                         "in \"uri <uri>\" line: %s",
1305                                         c->value_string, why );
1306                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
1307                         urlrc = 1;
1308                         goto done_url;
1309                 }
1310
1311                 for ( i = 0, tmpludp = lud;
1312                                 tmpludp;
1313                                 i++, tmpludp = tmpludp->lud_next )
1314                 {
1315                         if ( ( tmpludp->lud_dn != NULL
1316                                                 && tmpludp->lud_dn[0] != '\0' )
1317                                         || tmpludp->lud_attrs != NULL
1318                                         /* || tmpludp->lud_scope != LDAP_SCOPE_DEFAULT */
1319                                         || tmpludp->lud_filter != NULL
1320                                         || tmpludp->lud_exts != NULL )
1321                         {
1322                                 snprintf( c->msg, sizeof( c->msg ),
1323                                                 "warning, only protocol, "
1324                                                 "host and port allowed "
1325                                                 "in \"uri <uri>\" statement "
1326                                                 "for uri #%d of \"%s\"",
1327                                                 i, c->argv[ 1 ] );
1328                                 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
1329                         }
1330                 }
1331
1332                 for ( i = 0, tmpludp = lud;
1333                                 tmpludp;
1334                                 i++, tmpludp = tmpludp->lud_next )
1335                         /* just count */
1336                         ;
1337                 urllist = ch_calloc( sizeof( char * ), i + 1 );
1338
1339                 for ( i = 0, tmpludp = lud;
1340                                 tmpludp;
1341                                 i++, tmpludp = tmpludp->lud_next )
1342                 {
1343                         LDAPURLDesc     tmplud;
1344
1345                         tmplud = *tmpludp;
1346                         tmplud.lud_dn = "";
1347                         tmplud.lud_attrs = NULL;
1348                         tmplud.lud_filter = NULL;
1349                         if ( !ldap_is_ldapi_url( tmplud.lud_scheme ) ) {
1350                                 tmplud.lud_exts = NULL;
1351                                 tmplud.lud_crit_exts = 0;
1352                         }
1353
1354                         urllist[ i ]  = ldap_url_desc2str( &tmplud );
1355
1356                         if ( urllist[ i ] == NULL ) {
1357                                 snprintf( c->msg, sizeof( c->msg),
1358                                         "unable to rebuild uri "
1359                                         "in \"uri <uri>\" statement "
1360                                         "for \"%s\"",
1361                                         c->argv[ 1 ] );
1362                                 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
1363                                 urlrc = 1;
1364                                 goto done_url;
1365                         }
1366                 }
1367
1368                 li->li_uri = ldap_charray2str( urllist, " " );
1369                 for ( i = 0; urllist[ i ] != NULL; i++ ) {
1370                         struct berval   bv;
1371
1372                         ber_str2bv( urllist[ i ], 0, 0, &bv );
1373                         ber_bvarray_add( &li->li_bvuri, &bv );
1374                         urllist[ i ] = NULL;
1375                 }
1376                 ldap_memfree( urllist );
1377                 urllist = NULL;
1378
1379 done_url:;
1380                 if ( urllist ) {
1381                         ldap_charray_free( urllist );
1382                 }
1383                 if ( lud ) {
1384                         ldap_free_urllist( lud );
1385                 }
1386                 if ( urlrc != LDAP_URL_SUCCESS ) {
1387                         return 1;
1388                 }
1389                 break;
1390         }
1391
1392         case LDAP_BACK_CFG_TLS:
1393                 i = verb_to_mask( c->argv[1], tls_mode );
1394                 if ( BER_BVISNULL( &tls_mode[i].word ) ) {
1395                         return 1;
1396                 }
1397                 li->li_flags &= ~LDAP_BACK_F_TLS_MASK;
1398                 li->li_flags |= tls_mode[i].mask;
1399                 if ( c->argc > 2 ) {
1400                         for ( i=0; i<c->argc; i++ ) {
1401                                 if ( bindconf_tls_parse( c->argv[i], &li->li_tls ))
1402                                         return 1;
1403                         }
1404                         bindconf_tls_defaults( &li->li_tls );
1405                 }
1406                 break;
1407
1408         case LDAP_BACK_CFG_ACL_AUTHCDN:
1409                 switch ( li->li_acl_authmethod ) {
1410                 case LDAP_AUTH_NONE:
1411                         li->li_acl_authmethod = LDAP_AUTH_SIMPLE;
1412                         break;
1413
1414                 case LDAP_AUTH_SIMPLE:
1415                         break;
1416
1417                 default:
1418                         snprintf( c->msg, sizeof( c->msg),
1419                                 "\"acl-authcDN <DN>\" incompatible "
1420                                 "with auth method %d",
1421                                 li->li_acl_authmethod );
1422                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
1423                         return 1;
1424                 }
1425                 if ( !BER_BVISNULL( &li->li_acl_authcDN ) ) {
1426                         free( li->li_acl_authcDN.bv_val );
1427                 }
1428                 ber_memfree_x( c->value_dn.bv_val, NULL );
1429                 li->li_acl_authcDN = c->value_ndn;
1430                 BER_BVZERO( &c->value_dn );
1431                 BER_BVZERO( &c->value_ndn );
1432                 break;
1433
1434         case LDAP_BACK_CFG_ACL_PASSWD:
1435                 switch ( li->li_acl_authmethod ) {
1436                 case LDAP_AUTH_NONE:
1437                         li->li_acl_authmethod = LDAP_AUTH_SIMPLE;
1438                         break;
1439
1440                 case LDAP_AUTH_SIMPLE:
1441                         break;
1442
1443                 default:
1444                         snprintf( c->msg, sizeof( c->msg ),
1445                                 "\"acl-passwd <cred>\" incompatible "
1446                                 "with auth method %d",
1447                                 li->li_acl_authmethod );
1448                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
1449                         return 1;
1450                 }
1451                 if ( !BER_BVISNULL( &li->li_acl_passwd ) ) {
1452                         free( li->li_acl_passwd.bv_val );
1453                 }
1454                 ber_str2bv( c->argv[ 1 ], 0, 1, &li->li_acl_passwd );
1455                 break;
1456
1457         case LDAP_BACK_CFG_ACL_METHOD:
1458         case LDAP_BACK_CFG_ACL_BIND:
1459                 for ( i = 1; i < c->argc; i++ ) {
1460                         if ( bindconf_parse( c->argv[ i ], &li->li_acl ) ) {
1461                                 return 1;
1462                         }
1463                 }
1464                 bindconf_tls_defaults( &li->li_acl );
1465                 break;
1466
1467         case LDAP_BACK_CFG_IDASSERT_MODE:
1468                 i = verb_to_mask( c->argv[1], idassert_mode );
1469                 if ( BER_BVISNULL( &idassert_mode[i].word ) ) {
1470                         if ( strncasecmp( c->argv[1], "u:", STRLENOF( "u:" ) ) == 0 ) {
1471                                 li->li_idassert_mode = LDAP_BACK_IDASSERT_OTHERID;
1472                                 ber_str2bv( c->argv[1], 0, 1, &li->li_idassert_authzID );
1473                                 li->li_idassert_authzID.bv_val[ 0 ] = 'u';
1474
1475                         } else {
1476                                 struct berval   id, ndn;
1477
1478                                 ber_str2bv( c->argv[1], 0, 0, &id );
1479
1480                                 if ( strncasecmp( c->argv[1], "dn:", STRLENOF( "dn:" ) ) == 0 ) {
1481                                         id.bv_val += STRLENOF( "dn:" );
1482                                         id.bv_len -= STRLENOF( "dn:" );
1483                                 }
1484
1485                                 rc = dnNormalize( 0, NULL, NULL, &id, &ndn, NULL );
1486                                 if ( rc != LDAP_SUCCESS ) {
1487                                         Debug( LDAP_DEBUG_ANY,
1488                                                 "%s: line %d: idassert ID \"%s\" is not a valid DN\n",
1489                                                 c->fname, c->lineno, c->argv[1] );
1490                                         return 1;
1491                                 }
1492
1493                                 li->li_idassert_authzID.bv_len = STRLENOF( "dn:" ) + ndn.bv_len;
1494                                 li->li_idassert_authzID.bv_val = ch_malloc( li->li_idassert_authzID.bv_len + 1 );
1495                                 AC_MEMCPY( li->li_idassert_authzID.bv_val, "dn:", STRLENOF( "dn:" ) );
1496                                 AC_MEMCPY( &li->li_idassert_authzID.bv_val[ STRLENOF( "dn:" ) ], ndn.bv_val, ndn.bv_len + 1 );
1497                                 ch_free( ndn.bv_val );
1498
1499                                 li->li_idassert_mode = LDAP_BACK_IDASSERT_OTHERDN;
1500                         }
1501
1502                 } else {
1503                         li->li_idassert_mode = idassert_mode[i].mask;
1504                 }
1505
1506                 if ( c->argc > 2 ) {
1507                         int     i;
1508
1509                         for ( i = 2; i < c->argc; i++ ) {
1510                                 if ( strcasecmp( c->argv[ i ], "override" ) == 0 ) {
1511                                         li->li_idassert_flags |= LDAP_BACK_AUTH_OVERRIDE;
1512
1513                                 } else if ( strcasecmp( c->argv[ i ], "prescriptive" ) == 0 ) {
1514                                         li->li_idassert_flags |= LDAP_BACK_AUTH_PRESCRIPTIVE;
1515
1516                                 } else if ( strcasecmp( c->argv[ i ], "non-prescriptive" ) == 0 ) {
1517                                         li->li_idassert_flags &= ( ~LDAP_BACK_AUTH_PRESCRIPTIVE );
1518
1519                                 } else if ( strcasecmp( c->argv[ i ], "obsolete-proxy-authz" ) == 0 ) {
1520                                         if ( li->li_idassert_flags & LDAP_BACK_AUTH_OBSOLETE_ENCODING_WORKAROUND ) {
1521                                                 Debug( LDAP_DEBUG_ANY,
1522                                                         "%s: line %d: \"obsolete-proxy-authz\" flag "
1523                                                         "in \"idassert-mode <args>\" "
1524                                                         "incompatible with previously issued \"obsolete-encoding-workaround\" flag.\n",
1525                                                         c->fname, c->lineno, 0 );
1526                                                 return 1;
1527                                         }
1528                                         li->li_idassert_flags |= LDAP_BACK_AUTH_OBSOLETE_PROXY_AUTHZ;
1529
1530                                 } else if ( strcasecmp( c->argv[ i ], "obsolete-encoding-workaround" ) == 0 ) {
1531                                         if ( li->li_idassert_flags & LDAP_BACK_AUTH_OBSOLETE_PROXY_AUTHZ ) {
1532                                                 Debug( LDAP_DEBUG_ANY,
1533                                                         "%s: line %d: \"obsolete-encoding-workaround\" flag "
1534                                                         "in \"idassert-mode <args>\" "
1535                                                         "incompatible with previously issued \"obsolete-proxy-authz\" flag.\n",
1536                                                         c->fname, c->lineno, 0 );
1537                                                 return 1;
1538                                         }
1539                                         li->li_idassert_flags |= LDAP_BACK_AUTH_OBSOLETE_ENCODING_WORKAROUND;
1540
1541                                 } else {
1542                                         Debug( LDAP_DEBUG_ANY,
1543                                                 "%s: line %d: unknown flag #%d "
1544                                                 "in \"idassert-mode <args> "
1545                                                 "[<flags>]\" line.\n",
1546                                                 c->fname, c->lineno, i - 2 );
1547                                         return 1;
1548                                 }
1549                         }
1550                 }
1551                 break;
1552
1553         case LDAP_BACK_CFG_IDASSERT_AUTHCDN:
1554                 switch ( li->li_idassert_authmethod ) {
1555                 case LDAP_AUTH_NONE:
1556                         li->li_idassert_authmethod = LDAP_AUTH_SIMPLE;
1557                         break;
1558
1559                 case LDAP_AUTH_SIMPLE:
1560                         break;
1561
1562                 default:
1563                         snprintf( c->msg, sizeof( c->msg ),
1564                                 "\"idassert-authcDN <DN>\" incompatible "
1565                                 "with auth method %d",
1566                                 li->li_idassert_authmethod );
1567                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
1568                         return 1;
1569                 }
1570                 if ( !BER_BVISNULL( &li->li_idassert_authcDN ) ) {
1571                         free( li->li_idassert_authcDN.bv_val );
1572                 }
1573                 ber_memfree_x( c->value_dn.bv_val, NULL );
1574                 li->li_idassert_authcDN = c->value_ndn;
1575                 BER_BVZERO( &c->value_dn );
1576                 BER_BVZERO( &c->value_ndn );
1577                 break;
1578
1579         case LDAP_BACK_CFG_IDASSERT_PASSWD:
1580                 switch ( li->li_idassert_authmethod ) {
1581                 case LDAP_AUTH_NONE:
1582                         li->li_idassert_authmethod = LDAP_AUTH_SIMPLE;
1583                         break;
1584
1585                 case LDAP_AUTH_SIMPLE:
1586                         break;
1587
1588                 default:
1589                         snprintf( c->msg, sizeof( c->msg ),
1590                                 "\"idassert-passwd <cred>\" incompatible "
1591                                 "with auth method %d",
1592                                 li->li_idassert_authmethod );
1593                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
1594                         return 1;
1595                 }
1596                 if ( !BER_BVISNULL( &li->li_idassert_passwd ) ) {
1597                         free( li->li_idassert_passwd.bv_val );
1598                 }
1599                 ber_str2bv( c->argv[ 1 ], 0, 1, &li->li_idassert_passwd );
1600                 break;
1601
1602         case LDAP_BACK_CFG_IDASSERT_AUTHZFROM:
1603                 rc = slap_idassert_authzfrom_parse( c, &li->li_idassert );
1604                 break;
1605
1606         case LDAP_BACK_CFG_IDASSERT_METHOD:
1607                 /* no longer supported */
1608                 snprintf( c->msg, sizeof( c->msg ),
1609                         "\"idassert-method <args>\": "
1610                         "no longer supported; use \"idassert-bind\"" );
1611                 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
1612                 return 1;
1613
1614         case LDAP_BACK_CFG_IDASSERT_BIND:
1615                 rc = slap_idassert_parse( c, &li->li_idassert );
1616                 break;
1617
1618         case LDAP_BACK_CFG_REBIND:
1619                 if ( c->argc == 1 || c->value_int ) {
1620                         li->li_flags |= LDAP_BACK_F_SAVECRED;
1621
1622                 } else {
1623                         li->li_flags &= ~LDAP_BACK_F_SAVECRED;
1624                 }
1625                 break;
1626
1627         case LDAP_BACK_CFG_CHASE:
1628                 if ( c->argc == 1 || c->value_int ) {
1629                         li->li_flags |= LDAP_BACK_F_CHASE_REFERRALS;
1630
1631                 } else {
1632                         li->li_flags &= ~LDAP_BACK_F_CHASE_REFERRALS;
1633                 }
1634                 break;
1635
1636         case LDAP_BACK_CFG_T_F: {
1637                 slap_mask_t             mask;
1638
1639                 i = verb_to_mask( c->argv[1], t_f_mode );
1640                 if ( BER_BVISNULL( &t_f_mode[i].word ) ) {
1641                         return 1;
1642                 }
1643
1644                 mask = t_f_mode[i].mask;
1645
1646                 if ( LDAP_BACK_ISOPEN( li )
1647                         && mask == LDAP_BACK_F_T_F_DISCOVER
1648                         && !LDAP_BACK_T_F( li ) )
1649                 {
1650                         slap_bindconf   sb = { BER_BVNULL };
1651                         int             rc;
1652
1653                         if ( li->li_uri == NULL ) {
1654                                 snprintf( c->msg, sizeof( c->msg ),
1655                                         "need URI to discover \"cancel\" support "
1656                                         "in \"cancel exop-discover\"" );
1657                                 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
1658                                 return 1;
1659                         }
1660
1661                         ber_str2bv( li->li_uri, 0, 0, &sb.sb_uri );
1662                         sb.sb_version = li->li_version;
1663                         sb.sb_method = LDAP_AUTH_SIMPLE;
1664                         BER_BVSTR( &sb.sb_binddn, "" );
1665
1666                         rc = slap_discover_feature( &sb,
1667                                         slap_schema.si_ad_supportedFeatures->ad_cname.bv_val,
1668                                         LDAP_FEATURE_ABSOLUTE_FILTERS );
1669                         if ( rc == LDAP_COMPARE_TRUE ) {
1670                                 mask |= LDAP_BACK_F_T_F;
1671                         }
1672                 }
1673
1674                 li->li_flags &= ~LDAP_BACK_F_T_F_MASK2;
1675                 li->li_flags |= mask;
1676                 } break;
1677
1678         case LDAP_BACK_CFG_WHOAMI:
1679                 if ( c->argc == 1 || c->value_int ) {
1680                         li->li_flags |= LDAP_BACK_F_PROXY_WHOAMI;
1681                         load_extop( (struct berval *)&slap_EXOP_WHOAMI,
1682                                         0, ldap_back_exop_whoami );
1683
1684                 } else {
1685                         li->li_flags &= ~LDAP_BACK_F_PROXY_WHOAMI;
1686                 }
1687                 break;
1688
1689         case LDAP_BACK_CFG_TIMEOUT:
1690                 for ( i = 1; i < c->argc; i++ ) {
1691                         if ( isdigit( (unsigned char) c->argv[ i ][ 0 ] ) ) {
1692                                 int             j;
1693                                 unsigned        u;
1694
1695                                 if ( lutil_atoux( &u, c->argv[ i ], 0 ) != 0 ) {
1696                                         snprintf( c->msg, sizeof( c->msg),
1697                                                 "unable to parse timeout \"%s\"",
1698                                                 c->argv[ i ] );
1699                                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
1700                                         return 1;
1701                                 }
1702
1703                                 for ( j = 0; j < SLAP_OP_LAST; j++ ) {
1704                                         li->li_timeout[ j ] = u;
1705                                 }
1706
1707                                 continue;
1708                         }
1709
1710                         if ( slap_cf_aux_table_parse( c->argv[ i ], li->li_timeout, timeout_table, "slapd-ldap timeout" ) ) {
1711                                 snprintf( c->msg, sizeof( c->msg),
1712                                         "unable to parse timeout \"%s\"",
1713                                         c->argv[ i ] );
1714                                 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
1715                                 return 1;
1716                         }
1717                 }
1718                 break;
1719
1720         case LDAP_BACK_CFG_IDLE_TIMEOUT: {
1721                 unsigned long   t;
1722
1723                 if ( lutil_parse_time( c->argv[ 1 ], &t ) != 0 ) {
1724                         snprintf( c->msg, sizeof( c->msg),
1725                                 "unable to parse idle timeout \"%s\"",
1726                                 c->argv[ 1 ] );
1727                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
1728                         return 1;
1729                 }
1730                 li->li_idle_timeout = (time_t)t;
1731                 } break;
1732
1733         case LDAP_BACK_CFG_CONN_TTL: {
1734                 unsigned long   t;
1735
1736                 if ( lutil_parse_time( c->argv[ 1 ], &t ) != 0 ) {
1737                         snprintf( c->msg, sizeof( c->msg),
1738                                 "unable to parse conn ttl\"%s\"",
1739                                 c->argv[ 1 ] );
1740                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
1741                         return 1;
1742                 }
1743                 li->li_conn_ttl = (time_t)t;
1744                 } break;
1745
1746         case LDAP_BACK_CFG_NETWORK_TIMEOUT: {
1747                 unsigned long   t;
1748
1749                 if ( lutil_parse_time( c->argv[ 1 ], &t ) != 0 ) {
1750                         snprintf( c->msg, sizeof( c->msg),
1751                                 "unable to parse network timeout \"%s\"",
1752                                 c->argv[ 1 ] );
1753                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
1754                         return 1;
1755                 }
1756                 li->li_network_timeout = (time_t)t;
1757                 } break;
1758
1759         case LDAP_BACK_CFG_VERSION:
1760                 if ( c->value_int != 0 && ( c->value_int < LDAP_VERSION_MIN || c->value_int > LDAP_VERSION_MAX ) ) {
1761                         snprintf( c->msg, sizeof( c->msg ),
1762                                 "unsupported version \"%s\" "
1763                                 "in \"protocol-version <version>\"",
1764                                 c->argv[ 1 ] );
1765                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
1766                         return 1;
1767                 }
1768
1769                 li->li_version = c->value_int;
1770                 break;
1771
1772         case LDAP_BACK_CFG_SINGLECONN:
1773                 if ( c->value_int ) {
1774                         li->li_flags |= LDAP_BACK_F_SINGLECONN;
1775
1776                 } else {
1777                         li->li_flags &= ~LDAP_BACK_F_SINGLECONN;
1778                 }
1779                 break;
1780
1781         case LDAP_BACK_CFG_USETEMP:
1782                 if ( c->value_int ) {
1783                         li->li_flags |= LDAP_BACK_F_USE_TEMPORARIES;
1784
1785                 } else {
1786                         li->li_flags &= ~LDAP_BACK_F_USE_TEMPORARIES;
1787                 }
1788                 break;
1789
1790         case LDAP_BACK_CFG_CONNPOOLMAX:
1791                 if ( c->value_int < LDAP_BACK_CONN_PRIV_MIN
1792                         || c->value_int > LDAP_BACK_CONN_PRIV_MAX )
1793                 {
1794                         snprintf( c->msg, sizeof( c->msg ),
1795                                 "invalid max size " "of privileged "
1796                                 "connections pool \"%s\" "
1797                                 "in \"conn-pool-max <n> "
1798                                 "(must be between %d and %d)\"",
1799                                 c->argv[ 1 ],
1800                                 LDAP_BACK_CONN_PRIV_MIN,
1801                                 LDAP_BACK_CONN_PRIV_MAX );
1802                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
1803                         return 1;
1804                 }
1805                 li->li_conn_priv_max = c->value_int;
1806                 break;
1807
1808         case LDAP_BACK_CFG_CANCEL: {
1809                 slap_mask_t             mask;
1810
1811                 i = verb_to_mask( c->argv[1], cancel_mode );
1812                 if ( BER_BVISNULL( &cancel_mode[i].word ) ) {
1813                         return 1;
1814                 }
1815
1816                 mask = cancel_mode[i].mask;
1817
1818                 if ( LDAP_BACK_ISOPEN( li )
1819                         && mask == LDAP_BACK_F_CANCEL_EXOP_DISCOVER
1820                         && !LDAP_BACK_CANCEL( li ) )
1821                 {
1822                         slap_bindconf   sb = { BER_BVNULL };
1823                         int             rc;
1824
1825                         if ( li->li_uri == NULL ) {
1826                                 snprintf( c->msg, sizeof( c->msg ),
1827                                         "need URI to discover \"cancel\" support "
1828                                         "in \"cancel exop-discover\"" );
1829                                 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
1830                                 return 1;
1831                         }
1832
1833                         ber_str2bv( li->li_uri, 0, 0, &sb.sb_uri );
1834                         sb.sb_version = li->li_version;
1835                         sb.sb_method = LDAP_AUTH_SIMPLE;
1836                         BER_BVSTR( &sb.sb_binddn, "" );
1837
1838                         rc = slap_discover_feature( &sb,
1839                                         slap_schema.si_ad_supportedExtension->ad_cname.bv_val,
1840                                         LDAP_EXOP_CANCEL );
1841                         if ( rc == LDAP_COMPARE_TRUE ) {
1842                                 mask |= LDAP_BACK_F_CANCEL_EXOP;
1843                         }
1844                 }
1845
1846                 li->li_flags &= ~LDAP_BACK_F_CANCEL_MASK2;
1847                 li->li_flags |= mask;
1848                 } break;
1849
1850         case LDAP_BACK_CFG_QUARANTINE:
1851                 if ( LDAP_BACK_QUARANTINE( li ) ) {
1852                         snprintf( c->msg, sizeof( c->msg ),
1853                                 "quarantine already defined" );
1854                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
1855                         return 1;
1856                 }
1857                 rc = slap_retry_info_parse( c->argv[1], &li->li_quarantine,
1858                         c->msg, sizeof( c->msg ) );
1859                 if ( rc ) {
1860                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
1861
1862                 } else {
1863                         ldap_pvt_thread_mutex_init( &li->li_quarantine_mutex );
1864                         /* give it a chance to retry if the pattern gets reset
1865                          * via back-config */
1866                         li->li_isquarantined = 0;
1867                 }
1868                 break;
1869
1870         case LDAP_BACK_CFG_REWRITE:
1871                 snprintf( c->msg, sizeof( c->msg ),
1872                         "rewrite/remap capabilities have been moved "
1873                         "to the \"rwm\" overlay; see slapo-rwm(5) "
1874                         "for details (hint: add \"overlay rwm\" "
1875                         "and prefix all directives with \"rwm-\")" );
1876                 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
1877                 return 1;
1878
1879         default:
1880                 /* FIXME: try to catch inconsistencies */
1881                 assert( 0 );
1882                 break;
1883         }
1884
1885         return rc;
1886 }
1887
1888 int
1889 ldap_back_init_cf( BackendInfo *bi )
1890 {
1891         int                     rc;
1892         AttributeDescription    *ad = NULL;
1893         const char              *text;
1894
1895         /* Make sure we don't exceed the bits reserved for userland */
1896         config_check_userland( LDAP_BACK_CFG_LAST );
1897
1898         bi->bi_cf_ocs = ldapocs;
1899
1900         rc = config_register_schema( ldapcfg, ldapocs );
1901         if ( rc ) {
1902                 return rc;
1903         }
1904
1905         /* setup olcDbAclPasswd and olcDbIDAssertPasswd
1906          * to be base64-encoded when written in LDIF form;
1907          * basically, we don't care if it fails */
1908         rc = slap_str2ad( "olcDbACLPasswd", &ad, &text );
1909         if ( rc ) {
1910                 Debug( LDAP_DEBUG_ANY, "config_back_initialize: "
1911                         "warning, unable to get \"olcDbACLPasswd\" "
1912                         "attribute description: %d: %s\n",
1913                         rc, text, 0 );
1914         } else {
1915                 (void)ldif_must_b64_encode_register( ad->ad_cname.bv_val,
1916                         ad->ad_type->sat_oid );
1917         }
1918
1919         ad = NULL;
1920         rc = slap_str2ad( "olcDbIDAssertPasswd", &ad, &text );
1921         if ( rc ) {
1922                 Debug( LDAP_DEBUG_ANY, "config_back_initialize: "
1923                         "warning, unable to get \"olcDbIDAssertPasswd\" "
1924                         "attribute description: %d: %s\n",
1925                         rc, text, 0 );
1926         } else {
1927                 (void)ldif_must_b64_encode_register( ad->ad_cname.bv_val,
1928                         ad->ad_type->sat_oid );
1929         }
1930
1931         return 0;
1932 }
1933
1934
1935 static int
1936 ldap_back_exop_whoami(
1937                 Operation       *op,
1938                 SlapReply       *rs )
1939 {
1940         struct berval *bv = NULL;
1941
1942         if ( op->oq_extended.rs_reqdata != NULL ) {
1943                 /* no request data should be provided */
1944                 rs->sr_text = "no request data expected";
1945                 return rs->sr_err = LDAP_PROTOCOL_ERROR;
1946         }
1947
1948         Statslog( LDAP_DEBUG_STATS, "%s WHOAMI\n",
1949             op->o_log_prefix, 0, 0, 0, 0 );
1950
1951         rs->sr_err = backend_check_restrictions( op, rs,
1952                         (struct berval *)&slap_EXOP_WHOAMI );
1953         if( rs->sr_err != LDAP_SUCCESS ) return rs->sr_err;
1954
1955         /* if auth'd by back-ldap and request is proxied, forward it */
1956         if ( op->o_conn->c_authz_backend
1957                 && !strcmp( op->o_conn->c_authz_backend->be_type, "ldap" )
1958                 && !dn_match( &op->o_ndn, &op->o_conn->c_ndn ) )
1959         {
1960                 ldapconn_t      *lc = NULL;
1961                 LDAPControl c, *ctrls[2] = {NULL, NULL};
1962                 LDAPMessage *res;
1963                 Operation op2 = *op;
1964                 ber_int_t msgid;
1965                 int doretry = 1;
1966                 char *ptr;
1967
1968                 ctrls[0] = &c;
1969                 op2.o_ndn = op->o_conn->c_ndn;
1970                 if ( !ldap_back_dobind( &lc, &op2, rs, LDAP_BACK_SENDERR ) ) {
1971                         return -1;
1972                 }
1973                 c.ldctl_oid = LDAP_CONTROL_PROXY_AUTHZ;
1974                 c.ldctl_iscritical = 1;
1975                 c.ldctl_value.bv_val = op->o_tmpalloc(
1976                         op->o_ndn.bv_len + STRLENOF( "dn:" ) + 1,
1977                         op->o_tmpmemctx );
1978                 c.ldctl_value.bv_len = op->o_ndn.bv_len + 3;
1979                 ptr = c.ldctl_value.bv_val;
1980                 ptr = lutil_strcopy( ptr, "dn:" );
1981                 ptr = lutil_strncopy( ptr, op->o_ndn.bv_val, op->o_ndn.bv_len );
1982                 ptr[ 0 ] = '\0';
1983
1984 retry:
1985                 rs->sr_err = ldap_whoami( lc->lc_ld, ctrls, NULL, &msgid );
1986                 if ( rs->sr_err == LDAP_SUCCESS ) {
1987                         if ( ldap_result( lc->lc_ld, msgid, LDAP_MSG_ALL, NULL, &res ) == -1 ) {
1988                                 ldap_get_option( lc->lc_ld, LDAP_OPT_ERROR_NUMBER,
1989                                         &rs->sr_err );
1990                                 if ( rs->sr_err == LDAP_SERVER_DOWN && doretry ) {
1991                                         doretry = 0;
1992                                         if ( ldap_back_retry( &lc, op, rs, LDAP_BACK_SENDERR ) ) {
1993                                                 goto retry;
1994                                         }
1995                                 }
1996
1997                         } else {
1998                                 /* NOTE: are we sure "bv" will be malloc'ed
1999                                  * with the appropriate memory? */
2000                                 rs->sr_err = ldap_parse_whoami( lc->lc_ld, res, &bv );
2001                                 ldap_msgfree(res);
2002                         }
2003                 }
2004                 op->o_tmpfree( c.ldctl_value.bv_val, op->o_tmpmemctx );
2005                 if ( rs->sr_err != LDAP_SUCCESS ) {
2006                         rs->sr_err = slap_map_api2result( rs );
2007                 }
2008
2009                 if ( lc != NULL ) {
2010                         ldap_back_release_conn( &op2, rs, lc );
2011                 }
2012
2013         } else {
2014                 /* else just do the same as before */
2015                 bv = (struct berval *) ch_malloc( sizeof( struct berval ) );
2016                 if ( !BER_BVISEMPTY( &op->o_dn ) ) {
2017                         bv->bv_len = op->o_dn.bv_len + STRLENOF( "dn:" );
2018                         bv->bv_val = ch_malloc( bv->bv_len + 1 );
2019                         AC_MEMCPY( bv->bv_val, "dn:", STRLENOF( "dn:" ) );
2020                         AC_MEMCPY( &bv->bv_val[ STRLENOF( "dn:" ) ], op->o_dn.bv_val,
2021                                 op->o_dn.bv_len );
2022                         bv->bv_val[ bv->bv_len ] = '\0';
2023
2024                 } else {
2025                         bv->bv_len = 0;
2026                         bv->bv_val = NULL;
2027                 }
2028         }
2029
2030         rs->sr_rspdata = bv;
2031         return rs->sr_err;
2032 }
2033
2034