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, 2, 0,
  87                 ARG_MAGIC|LDAP_BACK_CFG_TLS,
  88                 ldap_back_cf_gen, "( OLcfgDbAt:3.1 "
  89                         "NAME 'olcDbStartTLS' "
  90                         "DESC 'StartTLS' "
  91                         "SYNTAX OMsDirectoryString "
  92                         "SINGLE-VALUE )",
  93                 NULL, NULL },
  94         { "acl-authcDN", "DN", 2, 2, 0,
  95                 ARG_DN|ARG_MAGIC|LDAP_BACK_CFG_ACL_AUTHCDN,
  96                 ldap_back_cf_gen, "( OLcfgDbAt:3.2 "
  97                         "NAME 'olcDbACLAuthcDn' "
  98                         "DESC 'Remote ACL administrative identity' "
  99                         "OBSOLETE "
 100                         "SYNTAX OMsDN "
 101                         "SINGLE-VALUE )",
 102                 NULL, NULL },
 103         /* deprecated, will be removed; aliases "acl-authcDN" */
 104         { "binddn", "DN", 2, 2, 0,
 105                 ARG_DN|ARG_MAGIC|LDAP_BACK_CFG_ACL_AUTHCDN,
 106                 ldap_back_cf_gen, NULL, NULL, NULL },
 107         { "acl-passwd", "cred", 2, 2, 0,
 108                 ARG_MAGIC|LDAP_BACK_CFG_ACL_PASSWD,
 109                 ldap_back_cf_gen, "( OLcfgDbAt:3.3 "
 110                         "NAME 'olcDbACLPasswd' "
 111                         "DESC 'Remote ACL administrative identity credentials' "
 112                         "OBSOLETE "
 113                         "SYNTAX OMsDirectoryString "
 114                         "SINGLE-VALUE )",
 115                 NULL, NULL },
 116         /* deprecated, will be removed; aliases "acl-passwd" */
 117         { "bindpw", "cred", 2, 2, 0,
 118                 ARG_MAGIC|LDAP_BACK_CFG_ACL_PASSWD,
 119                 ldap_back_cf_gen, NULL, NULL, NULL },
 120         /* deprecated, will be removed; aliases "acl-bind" */
 121         { "acl-method", "args", 2, 0, 0,
 122                 ARG_MAGIC|LDAP_BACK_CFG_ACL_METHOD,
 123                 ldap_back_cf_gen, NULL, NULL, NULL },
 124         { "acl-bind", "args", 2, 0, 0,
 125                 ARG_MAGIC|LDAP_BACK_CFG_ACL_BIND,
 126                 ldap_back_cf_gen, "( OLcfgDbAt:3.4 "
 127                         "NAME 'olcDbACLBind' "
 128                         "DESC 'Remote ACL administrative identity auth bind configuration' "
 129                         "SYNTAX OMsDirectoryString "
 130                         "SINGLE-VALUE )",
 131                 NULL, NULL },
 132         { "idassert-authcDN", "DN", 2, 2, 0,
 133                 ARG_DN|ARG_MAGIC|LDAP_BACK_CFG_IDASSERT_AUTHCDN,
 134                 ldap_back_cf_gen, "( OLcfgDbAt:3.5 "
 135                         "NAME 'olcDbIDAssertAuthcDn' "
 136                         "DESC 'Remote Identity Assertion administrative identity' "
 137                         "OBSOLETE "
 138                         "SYNTAX OMsDN "
 139                         "SINGLE-VALUE )",
 140                 NULL, NULL },
 141         /* deprecated, will be removed; partially aliases "idassert-authcDN" */
 142         { "proxyauthzdn", "DN", 2, 2, 0,
 143                 ARG_DN|ARG_MAGIC|LDAP_BACK_CFG_IDASSERT_AUTHCDN,
 144                 ldap_back_cf_gen, NULL, NULL, NULL },
 145         { "idassert-passwd", "cred", 2, 2, 0,
 146                 ARG_MAGIC|LDAP_BACK_CFG_IDASSERT_PASSWD,
 147                 ldap_back_cf_gen, "( OLcfgDbAt:3.6 "
 148                         "NAME 'olcDbIDAssertPasswd' "
 149                         "DESC 'Remote Identity Assertion administrative identity credentials' "
 150                         "OBSOLETE "
 151                         "SYNTAX OMsDirectoryString "
 152                         "SINGLE-VALUE )",
 153                 NULL, NULL },
 154         /* deprecated, will be removed; partially aliases "idassert-passwd" */
 155         { "proxyauthzpw", "cred", 2, 2, 0,
 156                 ARG_MAGIC|LDAP_BACK_CFG_IDASSERT_PASSWD,
 157                 ldap_back_cf_gen, NULL, NULL, NULL },
 158         { "idassert-bind", "args", 2, 0, 0,
 159                 ARG_MAGIC|LDAP_BACK_CFG_IDASSERT_BIND,
 160                 ldap_back_cf_gen, "( OLcfgDbAt:3.7 "
 161                         "NAME 'olcDbIDAssertBind' "
 162                         "DESC 'Remote Identity Assertion administrative identity auth bind configuration' "
 163                         "SYNTAX OMsDirectoryString "
 164                         "SINGLE-VALUE )",
 165                 NULL, NULL },
 166         { "idassert-method", "args", 2, 0, 0,
 167                 ARG_MAGIC|LDAP_BACK_CFG_IDASSERT_METHOD,
 168                 ldap_back_cf_gen, NULL, NULL, NULL },
 169         { "idassert-mode", "mode>|u:<user>|[dn:]<DN", 2, 0, 0,
 170                 ARG_STRING|ARG_MAGIC|LDAP_BACK_CFG_IDASSERT_MODE,
 171                 ldap_back_cf_gen, "( OLcfgDbAt:3.8 "
 172                         "NAME 'olcDbIDAssertMode' "
 173                         "DESC 'Remote Identity Assertion mode' "
 174                         "OBSOLETE "
 175                         "SYNTAX OMsDirectoryString "
 176                         "SINGLE-VALUE)",
 177                 NULL, NULL },
 178         { "idassert-authzFrom", "authzRule", 2, 2, 0,
 179                 ARG_MAGIC|LDAP_BACK_CFG_IDASSERT_AUTHZFROM,
 180                 ldap_back_cf_gen, "( OLcfgDbAt:3.9 "
 181                         "NAME 'olcDbIDAssertAuthzFrom' "
 182                         "DESC 'Remote Identity Assertion authz rules' "
 183                         "SYNTAX OMsDirectoryString "
 184                         "X-ORDERED 'VALUES' )",
 185                 NULL, NULL },
 186         { "rebind-as-user", "NO|yes", 1, 2, 0,
 187                 ARG_MAGIC|ARG_ON_OFF|LDAP_BACK_CFG_REBIND,
 188                 ldap_back_cf_gen, "( OLcfgDbAt:3.10 "
 189                         "NAME 'olcDbRebindAsUser' "
 190                         "DESC 'Rebind as user' "
 191                         "SYNTAX OMsBoolean "
 192                         "SINGLE-VALUE )",
 193                 NULL, NULL },
 194         { "chase-referrals", "YES|no", 2, 2, 0,
 195                 ARG_MAGIC|ARG_ON_OFF|LDAP_BACK_CFG_CHASE,
 196                 ldap_back_cf_gen, "( OLcfgDbAt:3.11 "
 197                         "NAME 'olcDbChaseReferrals' "
 198                         "DESC 'Chase referrals' "
 199                         "SYNTAX OMsBoolean "
 200                         "SINGLE-VALUE )",
 201                 NULL, NULL },
 202         { "t-f-support", "NO|yes|discover", 2, 2, 0,
 203                 ARG_MAGIC|LDAP_BACK_CFG_T_F,
 204                 ldap_back_cf_gen, "( OLcfgDbAt:3.12 "
 205                         "NAME 'olcDbTFSupport' "
 206                         "DESC 'Absolute filters support' "
 207                         "SYNTAX OMsDirectoryString "
 208                         "SINGLE-VALUE )",
 209                 NULL, NULL },
 210         { "proxy-whoami", "NO|yes", 1, 2, 0,
 211                 ARG_MAGIC|ARG_ON_OFF|LDAP_BACK_CFG_WHOAMI,
 212                 ldap_back_cf_gen, "( OLcfgDbAt:3.13 "
 213                         "NAME 'olcDbProxyWhoAmI' "
 214                         "DESC 'Proxy whoAmI exop' "
 215                         "SYNTAX OMsBoolean "
 216                         "SINGLE-VALUE )",
 217                 NULL, NULL },
 218         { "timeout", "timeout(list)", 2, 0, 0,
 219                 ARG_MAGIC|LDAP_BACK_CFG_TIMEOUT,
 220                 ldap_back_cf_gen, "( OLcfgDbAt:3.14 "
 221                         "NAME 'olcDbTimeout' "
 222                         "DESC 'Per-operation timeouts' "
 223                         "SYNTAX OMsDirectoryString "
 224                         "SINGLE-VALUE )",
 225                 NULL, NULL },
 226         { "idle-timeout", "timeout", 2, 0, 0,
 227                 ARG_MAGIC|LDAP_BACK_CFG_IDLE_TIMEOUT,
 228                 ldap_back_cf_gen, "( OLcfgDbAt:3.15 "
 229                         "NAME 'olcDbIdleTimeout' "
 230                         "DESC 'connection idle timeout' "
 231                         "SYNTAX OMsDirectoryString "
 232                         "SINGLE-VALUE )",
 233                 NULL, NULL },
 234         { "conn-ttl", "ttl", 2, 0, 0,
 235                 ARG_MAGIC|LDAP_BACK_CFG_CONN_TTL,
 236                 ldap_back_cf_gen, "( OLcfgDbAt:3.16 "
 237                         "NAME 'olcDbConnTtl' "
 238                         "DESC 'connection ttl' "
 239                         "SYNTAX OMsDirectoryString "
 240                         "SINGLE-VALUE )",
 241                 NULL, NULL },
 242         { "network-timeout", "timeout", 2, 0, 0,
 243                 ARG_MAGIC|LDAP_BACK_CFG_NETWORK_TIMEOUT,
 244                 ldap_back_cf_gen, "( OLcfgDbAt:3.17 "
 245                         "NAME 'olcDbNetworkTimeout' "
 246                         "DESC 'connection network timeout' "
 247                         "SYNTAX OMsDirectoryString "
 248                         "SINGLE-VALUE )",
 249                 NULL, NULL },
 250         { "protocol-version", "version", 2, 0, 0,
 251                 ARG_MAGIC|ARG_INT|LDAP_BACK_CFG_VERSION,
 252                 ldap_back_cf_gen, "( OLcfgDbAt:3.18 "
 253                         "NAME 'olcDbProtocolVersion' "
 254                         "DESC 'protocol version' "
 255                         "SYNTAX OMsInteger "
 256                         "SINGLE-VALUE )",
 257                 NULL, NULL },
 258         { "single-conn", "TRUE/FALSE", 2, 0, 0,
 259                 ARG_MAGIC|ARG_ON_OFF|LDAP_BACK_CFG_SINGLECONN,
 260                 ldap_back_cf_gen, "( OLcfgDbAt:3.19 "
 261                         "NAME 'olcDbSingleConn' "
 262                         "DESC 'cache a single connection per identity' "
 263                         "SYNTAX OMsBoolean "
 264                         "SINGLE-VALUE )",
 265                 NULL, NULL },
 266         { "cancel", "ABANDON|ignore|exop", 2, 0, 0,
 267                 ARG_MAGIC|LDAP_BACK_CFG_CANCEL,
 268                 ldap_back_cf_gen, "( OLcfgDbAt:3.20 "
 269                         "NAME 'olcDbCancel' "
 270                         "DESC 'abandon/ignore/exop operations when appropriate' "
 271                         "SYNTAX OMsDirectoryString "
 272                         "SINGLE-VALUE )",
 273                 NULL, NULL },
 274         { "quarantine", "retrylist", 2, 0, 0,
 275                 ARG_MAGIC|LDAP_BACK_CFG_QUARANTINE,
 276                 ldap_back_cf_gen, "( OLcfgDbAt:3.21 "
 277                         "NAME 'olcDbQuarantine' "
 278                         "DESC 'Quarantine database if connection fails and retry according to rule' "
 279                         "SYNTAX OMsDirectoryString "
 280                         "SINGLE-VALUE )",
 281                 NULL, NULL },
 282         { "use-temporary-conn", "TRUE/FALSE", 2, 0, 0,
 283                 ARG_MAGIC|ARG_ON_OFF|LDAP_BACK_CFG_USETEMP,
 284                 ldap_back_cf_gen, "( OLcfgDbAt:3.22 "
 285                         "NAME 'olcDbUseTemporaryConn' "
 286                         "DESC 'Use temporary connections if the cached one is busy' "
 287                         "SYNTAX OMsBoolean "
 288                         "SINGLE-VALUE )",
 289                 NULL, NULL },
 290         { "conn-pool-max", "<n>", 2, 0, 0,
 291                 ARG_MAGIC|ARG_INT|LDAP_BACK_CFG_CONNPOOLMAX,
 292                 ldap_back_cf_gen, "( OLcfgDbAt:3.23 "
 293                         "NAME 'olcDbConnectionPoolMax' "
 294                         "DESC 'Max size of privileged connections pool' "
 295                         "SYNTAX OMsInteger "
 296                         "SINGLE-VALUE )",
 297                 NULL, NULL },
 298         { "suffixmassage", "[virtual]> <real", 2, 3, 0,
 299                 ARG_STRING|ARG_MAGIC|LDAP_BACK_CFG_REWRITE,
 300                 ldap_back_cf_gen, NULL, NULL, NULL },
 301         { "map", "attribute|objectClass> [*|<local>] *|<remote", 3, 4, 0,
 302                 ARG_STRING|ARG_MAGIC|LDAP_BACK_CFG_REWRITE,
 303                 ldap_back_cf_gen, NULL, NULL, NULL },
 304         { "rewrite", "<arglist>", 2, 4, STRLENOF( "rewrite" ),
 305                 ARG_STRING|ARG_MAGIC|LDAP_BACK_CFG_REWRITE,
 306                 ldap_back_cf_gen, NULL, NULL, NULL },
 307         { NULL, NULL, 0, 0, 0, ARG_IGNORED,
 308                 NULL, NULL, NULL, NULL }
 309 };
 310
 311 static ConfigOCs ldapocs[] = {
 312         { "( OLcfgDbOc:3.1 "
 313                 "NAME 'olcLDAPConfig' "
 314                 "DESC 'LDAP backend configuration' "
 315                 "SUP olcDatabaseConfig "
 316                 "MAY ( olcDbURI "
 317                         "$ olcDbStartTLS "
 318                         "$ olcDbACLAuthcDn "
 319                         "$ olcDbACLPasswd "
 320                         "$ olcDbACLBind "
 321                         "$ olcDbIDAssertAuthcDn "
 322                         "$ olcDbIDAssertPasswd "
 323                         "$ olcDbIDAssertBind "
 324                         "$ olcDbIDAssertMode "
 325                         "$ olcDbIDAssertAuthzFrom "
 326                         "$ olcDbRebindAsUser "
 327                         "$ olcDbChaseReferrals "
 328                         "$ olcDbTFSupport "
 329                         "$ olcDbProxyWhoAmI "
 330                         "$ olcDbTimeout "
 331                         "$ olcDbIdleTimeout "
 332                         "$ olcDbSingleConn "
 333                         "$ olcDbCancel "
 334                         "$ olcDbQuarantine "
 335                         "$ olcDbUseTemporaryConn "
 336                         "$ olcDbConnectionPoolMax "
 337                 ") )",
 338                         Cft_Database, ldapcfg},
 339         { NULL, 0, NULL }
 340 };
 341
 342 static slap_verbmasks idassert_mode[] = {
 343         { BER_BVC("self"),              LDAP_BACK_IDASSERT_SELF },
 344         { BER_BVC("anonymous"),         LDAP_BACK_IDASSERT_ANONYMOUS },
 345         { BER_BVC("none"),              LDAP_BACK_IDASSERT_NOASSERT },
 346         { BER_BVC("legacy"),            LDAP_BACK_IDASSERT_LEGACY },
 347         { BER_BVNULL,                   0 }
 348 };
 349
 350 static slap_verbmasks tls_mode[] = {
 351         { BER_BVC( "propagate" ),       LDAP_BACK_F_TLS_PROPAGATE_MASK },
 352         { BER_BVC( "try-propagate" ),   LDAP_BACK_F_PROPAGATE_TLS },
 353         { BER_BVC( "start" ),           LDAP_BACK_F_TLS_USE_MASK },
 354         { BER_BVC( "try-start" ),       LDAP_BACK_F_USE_TLS },
 355         { BER_BVC( "none" ),            LDAP_BACK_F_NONE },
 356         { BER_BVNULL,                   0 }
 357 };
 358
 359 static slap_verbmasks t_f_mode[] = {
 360         { BER_BVC( "yes" ),             LDAP_BACK_F_T_F },
 361         { BER_BVC( "discover" ),        LDAP_BACK_F_T_F_DISCOVER },
 362         { BER_BVC( "no" ),              LDAP_BACK_F_NONE },
 363         { BER_BVNULL,                   0 }
 364 };
 365
 366 static slap_verbmasks cancel_mode[] = {
 367 #if 0   /* needs ldap_int_discard(), 2.4 */
 368         { BER_BVC( "ignore" ),          LDAP_BACK_F_CANCEL_IGNORE },
 369 #endif
 370         { BER_BVC( "exop" ),            LDAP_BACK_F_CANCEL_EXOP },
 371         { BER_BVC( "exop-discover" ),   LDAP_BACK_F_CANCEL_EXOP_DISCOVER },
 372         { BER_BVC( "abandon" ),         LDAP_BACK_F_CANCEL_ABANDON },
 373         { BER_BVNULL,                   0 }
 374 };
 375
 376 /* see enum in slap.h */
 377 static slap_cf_aux_table timeout_table[] = {
 378         { BER_BVC("bind="),     SLAP_OP_BIND * sizeof( time_t ),        'u', 0, NULL },
 379         /* unbind makes no sense */
 380         { BER_BVC("add="),      SLAP_OP_ADD * sizeof( time_t ),         'u', 0, NULL },
 381         { BER_BVC("delete="),   SLAP_OP_DELETE * sizeof( time_t ),      'u', 0, NULL },
 382         { BER_BVC("modrdn="),   SLAP_OP_MODRDN * sizeof( time_t ),      'u', 0, NULL },
 383         { BER_BVC("modify="),   SLAP_OP_MODIFY * sizeof( time_t ),      'u', 0, NULL },
 384         { BER_BVC("compare="),  SLAP_OP_COMPARE * sizeof( time_t ),     'u', 0, NULL },
 385 #if 0   /* uses timelimit instead */
 386         { BER_BVC("search="),   SLAP_OP_SEARCH * sizeof( time_t ),      'u', 0, NULL },
 387 #endif
 388         /* abandon makes little sense */
 389 #if 0   /* not implemented yet */
 390         { BER_BVC("extended="), SLAP_OP_EXTENDED * sizeof( time_t ),    'u', 0, NULL },
 391 #endif
 392         { BER_BVNULL, 0, 0, 0, NULL }
 393 };
 394
 395 int
 396 slap_retry_info_parse(
 397         char                    *in,
 398         slap_retry_info_t       *ri,
 399         char                    *buf,
 400         ber_len_t               buflen )
 401 {
 402         char                    **retrylist = NULL;
 403         int                     rc = 0;
 404         int                     i;
 405
 406         slap_str2clist( &retrylist, in, " ;" );
 407         if ( retrylist == NULL ) {
 408                 return 1;
 409         }
 410
 411         for ( i = 0; retrylist[ i ] != NULL; i++ )
 412                 /* count */ ;
 413
 414         ri->ri_interval = ch_calloc( sizeof( time_t ), i + 1 );
 415         ri->ri_num = ch_calloc( sizeof( int ), i + 1 );
 416
 417         for ( i = 0; retrylist[ i ] != NULL; i++ ) {
 418                 unsigned long   t;
 419                 char            *sep = strchr( retrylist[ i ], ',' );
 420
 421                 if ( sep == NULL ) {
 422                         snprintf( buf, buflen,
 423                                 "missing comma in retry pattern #%d \"%s\"",
 424                                 i, retrylist[ i ] );
 425                         rc = 1;
 426                         goto done;
 427                 }
 428
 429                 *sep++ = '\0';
 430
 431                 if ( lutil_parse_time( retrylist[ i ], &t ) ) {
 432                         snprintf( buf, buflen,
 433                                 "unable to parse interval #%d \"%s\"",
 434                                 i, retrylist[ i ] );
 435                         rc = 1;
 436                         goto done;
 437                 }
 438                 ri->ri_interval[ i ] = (time_t)t;
 439
 440                 if ( strcmp( sep, "+" ) == 0 ) {
 441                         if ( retrylist[ i + 1 ] != NULL ) {
 442                                 snprintf( buf, buflen,
 443                                         "extra cruft after retry pattern "
 444                                         "#%d \"%s,+\" with \"forever\" mark",
 445                                         i, retrylist[ i ] );
 446                                 rc = 1;
 447                                 goto done;
 448                         }
 449                         ri->ri_num[ i ] = SLAP_RETRYNUM_FOREVER;
 450
 451                 } else if ( lutil_atoi( &ri->ri_num[ i ], sep ) ) {
 452                         snprintf( buf, buflen,
 453                                 "unable to parse retry num #%d \"%s\"",
 454                                 i, sep );
 455                         rc = 1;
 456                         goto done;
 457                 }
 458         }
 459
 460         ri->ri_num[ i ] = SLAP_RETRYNUM_TAIL;
 461
 462         ri->ri_idx = 0;
 463         ri->ri_count = 0;
 464         ri->ri_last = (time_t)(-1);
 465
 466 done:;
 467         ldap_charray_free( retrylist );
 468
 469         if ( rc ) {
 470                 slap_retry_info_destroy( ri );
 471         }
 472
 473         return rc;
 474 }
 475
 476 int
 477 slap_retry_info_unparse(
 478         slap_retry_info_t       *ri,
 479         struct berval           *bvout )
 480 {
 481         int             i;
 482         char            buf[ BUFSIZ * 2 ],
 483                         *ptr = buf;
 484         struct berval   bv = BER_BVNULL;
 485
 486         assert( ri != NULL );
 487         assert( bvout != NULL );
 488
 489         BER_BVZERO( bvout );
 490
 491 #define WHATSLEFT       ( sizeof( buf ) - ( ptr - buf ) )
 492
 493         for ( i = 0; ri->ri_num[ i ] != SLAP_RETRYNUM_TAIL; i++ ) {
 494                 if ( i > 0 ) {
 495                         if ( WHATSLEFT <= 1 ) {
 496                                 return 1;
 497                         }
 498                         *ptr++ = ';';
 499                 }
 500
 501                 if ( lutil_unparse_time( ptr, WHATSLEFT, (long)ri->ri_interval[i] ) ) {
 502                         return 1;
 503                 }
 504                 ptr += strlen( ptr );
 505
 506                 if ( WHATSLEFT <= 1 ) {
 507                         return 1;
 508                 }
 509                 *ptr++ = ',';
 510
 511                 if ( ri->ri_num[i] == SLAP_RETRYNUM_FOREVER ) {
 512                         if ( WHATSLEFT <= 1 ) {
 513                                 return 1;
 514                         }
 515                         *ptr++ = '+';
 516
 517                 } else {
 518                         ptr += snprintf( ptr, WHATSLEFT, "%d", ri->ri_num[i] );
 519                         if ( WHATSLEFT <= 0 ) {
 520                                 return 1;
 521                         }
 522                 }
 523         }
 524
 525         bv.bv_val = buf;
 526         bv.bv_len = ptr - buf;
 527
 528         ber_dupbv( bvout, &bv );
 529
 530         return 0;
 531 }
 532
 533 void
 534 slap_retry_info_destroy(
 535         slap_retry_info_t       *ri )
 536 {
 537         assert( ri != NULL );
 538
 539         assert( ri->ri_interval != NULL );
 540         ch_free( ri->ri_interval );
 541         ri->ri_interval = NULL;
 542
 543         assert( ri->ri_num != NULL );
 544         ch_free( ri->ri_num );
 545         ri->ri_num = NULL;
 546 }
 547
 548 static int
 549 slap_idassert_authzfrom_parse( ConfigArgs *c, slap_idassert_t *si )
 550 {
 551         struct berval   bv;
 552
 553         if ( strcmp( c->argv[ 1 ], "*" ) == 0
 554                 || strcmp( c->argv[ 1 ], ".*" ) == 0
 555                 || strcmp( c->argv[ 1 ], "dn:*" ) == 0
 556                 || strcasecmp( c->argv[ 1 ], "dn.regex:.*" ) == 0 )
 557         {
 558                 if ( si->si_authz != NULL ) {
 559                         snprintf( c->msg, sizeof( c->msg ),
 560                                 "\"idassert-authzFrom <authz>\": "
 561                                 "\"%s\" conflicts with existing authz rules",
 562                                 c->argv[ 1 ] );
 563                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
 564                         return 1;
 565                 }
 566
 567                 si->si_flags |= LDAP_BACK_AUTH_AUTHZ_ALL;
 568
 569                 return 0;
 570
 571         } else if ( ( si->si_flags & LDAP_BACK_AUTH_AUTHZ_ALL ) ) {
 572                 snprintf( c->msg, sizeof( c->msg ),
 573                         "\"idassert-authzFrom <authz>\": "
 574                         "\"<authz>\" conflicts with \"*\"" );
 575                 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
 576                 return 1;
 577         }
 578
 579 #ifdef SLAP_AUTHZ_SYNTAX
 580         {
 581                 struct berval   in;
 582                 int             rc;
 583
 584                 ber_str2bv( c->argv[ 1 ], 0, 0, &in );
 585                 rc = authzNormalize( 0, NULL, NULL, &in, &bv, NULL );
 586                 if ( rc != LDAP_SUCCESS ) {
 587                         snprintf( c->msg, sizeof( c->msg ),
 588                                 "\"idassert-authzFrom <authz>\": "
 589                                 "invalid syntax" );
 590                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
 591                         return 1;
 592                 }
 593         }
 594 #else /* !SLAP_AUTHZ_SYNTAX */
 595         ber_str2bv( c->argv[ 1 ], 0, 1, &bv );
 596 #endif /* !SLAP_AUTHZ_SYNTAX */
 597
 598         ber_bvarray_add( &si->si_authz, &bv );
 599
 600         return 0;
 601 }
 602
 603 static int
 604 slap_idassert_parse( ConfigArgs *c, slap_idassert_t *si )
 605 {
 606         int             i;
 607
 608         for ( i = 1; i < c->argc; i++ ) {
 609                 if ( strncasecmp( c->argv[ i ], "mode=", STRLENOF( "mode=" ) ) == 0 ) {
 610                         char    *argvi = c->argv[ i ] + STRLENOF( "mode=" );
 611                         int     j;
 612
 613                         j = verb_to_mask( argvi, idassert_mode );
 614                         if ( BER_BVISNULL( &idassert_mode[ j ].word ) ) {
 615                                 snprintf( c->msg, sizeof( c->msg ),
 616                                         "\"idassert-bind <args>\": "
 617                                         "unknown mode \"%s\"",
 618                                         argvi );
 619                                 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
 620                                 return 1;
 621                         }
 622
 623                         si->si_mode = idassert_mode[ j ].mask;
 624
 625                 } else if ( strncasecmp( c->argv[ i ], "authz=", STRLENOF( "authz=" ) ) == 0 ) {
 626                         char    *argvi = c->argv[ i ] + STRLENOF( "authz=" );
 627
 628                         if ( strcasecmp( argvi, "native" ) == 0 ) {
 629                                 if ( si->si_bc.sb_method != LDAP_AUTH_SASL ) {
 630                                         snprintf( c->msg, sizeof( c->msg ),
 631                                                 "\"idassert-bind <args>\": "
 632                                                 "authz=\"native\" incompatible "
 633                                                 "with auth method" );
 634                                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
 635                                         return 1;
 636                                 }
 637                                 si->si_flags |= LDAP_BACK_AUTH_NATIVE_AUTHZ;
 638
 639                         } else if ( strcasecmp( argvi, "proxyAuthz" ) == 0 ) {
 640                                 si->si_flags &= ~LDAP_BACK_AUTH_NATIVE_AUTHZ;
 641
 642                         } else {
 643                                 snprintf( c->msg, sizeof( c->msg ),
 644                                         "\"idassert-bind <args>\": "
 645                                         "unknown authz \"%s\"",
 646                                         argvi );
 647                                 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
 648                                 return 1;
 649                         }
 650
 651                 } else if ( strncasecmp( c->argv[ i ], "flags=", STRLENOF( "flags=" ) ) == 0 ) {
 652                         char    *argvi = c->argv[ i ] + STRLENOF( "flags=" );
 653                         char    **flags = ldap_str2charray( argvi, "," );
 654                         int     j, err = 0;
 655
 656                         if ( flags == NULL ) {
 657                                 snprintf( c->msg, sizeof( c->msg ),
 658                                         "\"idassert-bind <args>\": "
 659                                         "unable to parse flags \"%s\"",
 660                                         argvi );
 661                                 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
 662                                 return 1;
 663                         }
 664
 665                         for ( j = 0; flags[ j ] != NULL; j++ ) {
 666
 667                                 if ( strcasecmp( flags[ j ], "override" ) == 0 ) {
 668                                         si->si_flags |= LDAP_BACK_AUTH_OVERRIDE;
 669
 670                                 } else if ( strcasecmp( flags[ j ], "prescriptive" ) == 0 ) {
 671                                         si->si_flags |= LDAP_BACK_AUTH_PRESCRIPTIVE;
 672
 673                                 } else if ( strcasecmp( flags[ j ], "non-prescriptive" ) == 0 ) {
 674                                         si->si_flags &= ( ~LDAP_BACK_AUTH_PRESCRIPTIVE );
 675
 676                                 } else if ( strcasecmp( flags[ j ], "obsolete-proxy-authz" ) == 0 ) {
 677                                         if ( si->si_flags & LDAP_BACK_AUTH_OBSOLETE_ENCODING_WORKAROUND ) {
 678                                                 Debug( LDAP_DEBUG_ANY,
 679                                                                 "%s: \"obsolete-proxy-authz\" flag "
 680                                                                 "in \"idassert-mode <args>\" "
 681                                                                 "incompatible with previously issued \"obsolete-encoding-workaround\" flag.\n",
 682                                                                 c->log, 0, 0 );
 683                                                 err = 1;
 684                                                 break;
 685
 686                                         } else {
 687                                                 si->si_flags |= LDAP_BACK_AUTH_OBSOLETE_PROXY_AUTHZ;
 688                                         }
 689
 690                                 } else if ( strcasecmp( flags[ j ], "obsolete-encoding-workaround" ) == 0 ) {
 691                                         if ( si->si_flags & LDAP_BACK_AUTH_OBSOLETE_PROXY_AUTHZ ) {
 692                                                 Debug( LDAP_DEBUG_ANY,
 693                                                                 "%s: \"obsolete-encoding-workaround\" flag "
 694                                                         "in \"idassert-mode <args>\" "
 695                                                         "incompatible with previously issued \"obsolete-proxy-authz\" flag.\n",
 696                                                         c->log, 0, 0 );
 697                                                 err = 1;
 698                                                 break;
 699
 700                                         } else {
 701                                                 si->si_flags |= LDAP_BACK_AUTH_OBSOLETE_ENCODING_WORKAROUND;
 702                                         }
 703
 704                                 } else {
 705                                         snprintf( c->msg, sizeof( c->msg ),
 706                                                 "\"idassert-bind <args>\": "
 707                                                 "unknown flag \"%s\"",
 708                                                 flags[ j ] );
 709                                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
 710                                         err = 1;
 711                                         break;
 712                                 }
 713                         }
 714
 715                         ldap_charray_free( flags );
 716                         if ( err ) {
 717                                 return 1;
 718                         }
 719
 720                 } else if ( bindconf_parse( c->argv[ i ], &si->si_bc ) ) {
 721                         return 1;
 722                 }
 723         }
 724
 725         return 0;
 726 }
 727
 728 /* NOTE: temporary, until back-meta is ported to back-config */
 729 int
 730 slap_idassert_authzfrom_parse_cf( const char *fname, int lineno, const char *arg, slap_idassert_t *si )
 731 {
 732         ConfigArgs      c = { 0 };
 733         char            *argv[ 3 ];
 734
 735         snprintf( c.log, sizeof( c.log ), "%s: line %d", fname, lineno );
 736         c.argc = 2;
 737         c.argv = argv;
 738         argv[ 0 ] = "idassert-authzFrom";
 739         argv[ 1 ] = (char *)arg;
 740         argv[ 2 ] = NULL;
 741
 742         return slap_idassert_authzfrom_parse( &c, si );
 743 }
 744
 745 int
 746 slap_idassert_parse_cf( const char *fname, int lineno, int argc, char *argv[], slap_idassert_t *si )
 747 {
 748         ConfigArgs      c = { 0 };
 749
 750         snprintf( c.log, sizeof( c.log ), "%s: line %d", fname, lineno );
 751         c.argc = argc;
 752         c.argv = argv;
 753
 754         return slap_idassert_parse( &c, si );
 755 }
 756
 757 static int
 758 ldap_back_cf_gen( ConfigArgs *c )
 759 {
 760         ldapinfo_t      *li = ( ldapinfo_t * )c->be->be_private;
 761         int             rc = 0;
 762         int             i;
 763
 764         if ( c->op == SLAP_CONFIG_EMIT ) {
 765                 struct berval   bv = BER_BVNULL;
 766
 767                 if ( li == NULL ) {
 768                         return 1;
 769                 }
 770
 771                 switch( c->type ) {
 772                 case LDAP_BACK_CFG_URI:
 773                         if ( li->li_uri != NULL ) {
 774                                 struct berval   bv, bv2;
 775
 776                                 ber_str2bv( li->li_uri, 0, 0, &bv );
 777                                 bv2.bv_len = bv.bv_len + STRLENOF( "\"\"" );
 778                                 bv2.bv_val = ch_malloc( bv2.bv_len + 1 );
 779                                 snprintf( bv2.bv_val, bv2.bv_len + 1,
 780                                         "\"%s\"", bv.bv_val );
 781                                 ber_bvarray_add( &c->rvalue_vals, &bv2 );
 782
 783                         } else {
 784                                 rc = 1;
 785                         }
 786                         break;
 787
 788                 case LDAP_BACK_CFG_TLS:
 789                         enum_to_verb( tls_mode, ( li->li_flags & LDAP_BACK_F_TLS_MASK ), &bv );
 790                         assert( !BER_BVISNULL( &bv ) );
 791                         value_add_one( &c->rvalue_vals, &bv );
 792                         break;
 793
 794                 case LDAP_BACK_CFG_ACL_AUTHCDN:
 795                 case LDAP_BACK_CFG_ACL_PASSWD:
 796                 case LDAP_BACK_CFG_ACL_METHOD:
 797                         /* handled by LDAP_BACK_CFG_ACL_BIND */
 798                         rc = 1;
 799                         break;
 800
 801                 case LDAP_BACK_CFG_ACL_BIND: {
 802                         int     i;
 803
 804                         if ( li->li_acl_authmethod == LDAP_AUTH_NONE ) {
 805                                 return 1;
 806                         }
 807
 808                         bindconf_unparse( &li->li_acl, &bv );
 809
 810                         for ( i = 0; isspace( (unsigned char) bv.bv_val[ i ] ); i++ )
 811                                 /* count spaces */ ;
 812
 813                         if ( i ) {
 814                                 bv.bv_len -= i;
 815                                 AC_MEMCPY( bv.bv_val, &bv.bv_val[ i ],
 816                                         bv.bv_len + 1 );
 817                         }
 818
 819                         ber_bvarray_add( &c->rvalue_vals, &bv );
 820                         break;
 821                 }
 822
 823                 case LDAP_BACK_CFG_IDASSERT_MODE:
 824                 case LDAP_BACK_CFG_IDASSERT_AUTHCDN:
 825                 case LDAP_BACK_CFG_IDASSERT_PASSWD:
 826                 case LDAP_BACK_CFG_IDASSERT_METHOD:
 827                         /* handled by LDAP_BACK_CFG_IDASSERT_BIND */
 828                         rc = 1;
 829                         break;
 830
 831                 case LDAP_BACK_CFG_IDASSERT_AUTHZFROM: {
 832                         int             i;
 833
 834                         if ( li->li_idassert_authz == NULL ) {
 835                                 if ( ( li->li_idassert_flags & LDAP_BACK_AUTH_AUTHZ_ALL ) ) {
 836                                         BER_BVSTR( &bv, "*" );
 837                                         value_add_one( &c->rvalue_vals, &bv );
 838
 839                                 } else {
 840                                         rc = 1;
 841                                 }
 842                                 break;
 843                         }
 844
 845                         for ( i = 0; !BER_BVISNULL( &li->li_idassert_authz[ i ] ); i++ )
 846                         {
 847                                 value_add_one( &c->rvalue_vals, &li->li_idassert_authz[ i ] );
 848                         }
 849                         break;
 850                 }
 851
 852                 case LDAP_BACK_CFG_IDASSERT_BIND: {
 853                         int             i;
 854                         struct berval   bc = BER_BVNULL;
 855                         char            *ptr;
 856
 857                         if ( li->li_idassert_authmethod == LDAP_AUTH_NONE ) {
 858                                 return 1;
 859                         }
 860
 861                         if ( li->li_idassert_authmethod != LDAP_AUTH_NONE ) {
 862                                 ber_len_t       len;
 863
 864                                 switch ( li->li_idassert_mode ) {
 865                                 case LDAP_BACK_IDASSERT_OTHERID:
 866                                 case LDAP_BACK_IDASSERT_OTHERDN:
 867                                         break;
 868
 869                                 default: {
 870                                         struct berval   mode = BER_BVNULL;
 871
 872                                         enum_to_verb( idassert_mode, li->li_idassert_mode, &mode );
 873                                         if ( BER_BVISNULL( &mode ) ) {
 874                                                 /* there's something wrong... */
 875                                                 assert( 0 );
 876                                                 rc = 1;
 877
 878                                         } else {
 879                                                 bv.bv_len = STRLENOF( "mode=" ) + mode.bv_len;
 880                                                 bv.bv_val = ch_malloc( bv.bv_len + 1 );
 881
 882                                                 ptr = lutil_strcopy( bv.bv_val, "mode=" );
 883                                                 ptr = lutil_strcopy( ptr, mode.bv_val );
 884                                         }
 885                                         break;
 886                                 }
 887                                 }
 888
 889                                 if ( li->li_idassert_flags & LDAP_BACK_AUTH_NATIVE_AUTHZ ) {
 890                                         len = bv.bv_len + STRLENOF( "authz=native" );
 891
 892                                         if ( !BER_BVISEMPTY( &bv ) ) {
 893                                                 len += STRLENOF( " " );
 894                                         }
 895
 896                                         bv.bv_val = ch_realloc( bv.bv_val, len + 1 );
 897
 898                                         ptr = &bv.bv_val[ bv.bv_len ];
 899
 900                                         if ( !BER_BVISEMPTY( &bv ) ) {
 901                                                 ptr = lutil_strcopy( ptr, " " );
 902                                         }
 903
 904                                         (void)lutil_strcopy( ptr, "authz=native" );
 905                                 }
 906
 907                                 len = bv.bv_len + STRLENOF( "flags=non-prescriptive,override,obsolete-encoding-workaround" );
 908                                 /* flags */
 909                                 if ( !BER_BVISEMPTY( &bv ) ) {
 910                                         len += STRLENOF( " " );
 911                                 }
 912
 913                                 bv.bv_val = ch_realloc( bv.bv_val, len + 1 );
 914
 915                                 ptr = &bv.bv_val[ bv.bv_len ];
 916
 917                                 if ( !BER_BVISEMPTY( &bv ) ) {
 918                                         ptr = lutil_strcopy( ptr, " " );
 919                                 }
 920
 921                                 ptr = lutil_strcopy( ptr, "flags=" );
 922
 923                                 if ( li->li_idassert_flags & LDAP_BACK_AUTH_PRESCRIPTIVE ) {
 924                                         ptr = lutil_strcopy( ptr, "prescriptive" );
 925                                 } else {
 926                                         ptr = lutil_strcopy( ptr, "non-prescriptive" );
 927                                 }
 928
 929                                 if ( li->li_idassert_flags & LDAP_BACK_AUTH_OVERRIDE ) {
 930                                         ptr = lutil_strcopy( ptr, ",override" );
 931                                 }
 932
 933                                 if ( li->li_idassert_flags & LDAP_BACK_AUTH_OBSOLETE_PROXY_AUTHZ ) {
 934                                         ptr = lutil_strcopy( ptr, ",obsolete-proxy-authz" );
 935
 936                                 } else if ( li->li_idassert_flags & LDAP_BACK_AUTH_OBSOLETE_ENCODING_WORKAROUND ) {
 937                                         ptr = lutil_strcopy( ptr, ",obsolete-encoding-workaround" );
 938                                 }
 939
 940                                 bv.bv_len = ( ptr - bv.bv_val );
 941                                 /* end-of-flags */
 942                         }
 943
 944                         bindconf_unparse( &li->li_idassert.si_bc, &bc );
 945
 946                         if ( !BER_BVISNULL( &bv ) ) {
 947                                 ber_len_t       len = bv.bv_len + bc.bv_len;
 948
 949                                 bv.bv_val = ch_realloc( bv.bv_val, len + 1 );
 950
 951                                 assert( bc.bv_val[ 0 ] == ' ' );
 952
 953                                 ptr = lutil_strcopy( &bv.bv_val[ bv.bv_len ], bc.bv_val );
 954                                 free( bc.bv_val );
 955                                 bv.bv_len = ptr - bv.bv_val;
 956
 957                         } else {
 958                                 for ( i = 0; isspace( (unsigned char) bc.bv_val[ i ] ); i++ )
 959                                         /* count spaces */ ;
 960
 961                                 if ( i ) {
 962                                         bc.bv_len -= i;
 963                                         AC_MEMCPY( bc.bv_val, &bc.bv_val[ i ], bc.bv_len + 1 );
 964                                 }
 965
 966                                 bv = bc;
 967                         }
 968
 969                         ber_bvarray_add( &c->rvalue_vals, &bv );
 970
 971                         break;
 972                 }
 973
 974                 case LDAP_BACK_CFG_REBIND:
 975                         c->value_int = LDAP_BACK_SAVECRED( li );
 976                         break;
 977
 978                 case LDAP_BACK_CFG_CHASE:
 979                         c->value_int = LDAP_BACK_CHASE_REFERRALS( li );
 980                         break;
 981
 982                 case LDAP_BACK_CFG_T_F:
 983                         enum_to_verb( t_f_mode, (li->li_flags & LDAP_BACK_F_T_F_MASK2), &bv );
 984                         if ( BER_BVISNULL( &bv ) ) {
 985                                 /* there's something wrong... */
 986                                 assert( 0 );
 987                                 rc = 1;
 988
 989                         } else {
 990                                 value_add_one( &c->rvalue_vals, &bv );
 991                         }
 992                         break;
 993
 994                 case LDAP_BACK_CFG_WHOAMI:
 995                         c->value_int = LDAP_BACK_PROXY_WHOAMI( li );
 996                         break;
 997
 998                 case LDAP_BACK_CFG_TIMEOUT:
 999                         BER_BVZERO( &bv );
1000
1001                         for ( i = 0; i < SLAP_OP_LAST; i++ ) {
1002                                 if ( li->li_timeout[ i ] != 0 ) {
1003                                         break;
1004                                 }
1005                         }
1006
1007                         if ( i == SLAP_OP_LAST ) {
1008                                 return 1;
1009                         }
1010
1011                         slap_cf_aux_table_unparse( li->li_timeout, &bv, timeout_table );
1012
1013                         if ( BER_BVISNULL( &bv ) ) {
1014                                 return 1;
1015                         }
1016
1017                         for ( i = 0; isspace( (unsigned char) bv.bv_val[ i ] ); i++ )
1018                                 /* count spaces */ ;
1019
1020                         if ( i ) {
1021                                 bv.bv_len -= i;
1022                                 AC_MEMCPY( bv.bv_val, &bv.bv_val[ i ],
1023                                         bv.bv_len + 1 );
1024                         }
1025
1026                         ber_bvarray_add( &c->rvalue_vals, &bv );
1027                         break;
1028
1029                 case LDAP_BACK_CFG_IDLE_TIMEOUT: {
1030                         char    buf[ SLAP_TEXT_BUFLEN ];
1031
1032                         if ( li->li_idle_timeout == 0 ) {
1033                                 return 1;
1034                         }
1035
1036                         lutil_unparse_time( buf, sizeof( buf ), li->li_idle_timeout );
1037                         ber_str2bv( buf, 0, 0, &bv );
1038                         value_add_one( &c->rvalue_vals, &bv );
1039                         } break;
1040
1041                 case LDAP_BACK_CFG_CONN_TTL: {
1042                         char    buf[ SLAP_TEXT_BUFLEN ];
1043
1044                         if ( li->li_conn_ttl == 0 ) {
1045                                 return 1;
1046                         }
1047
1048                         lutil_unparse_time( buf, sizeof( buf ), li->li_conn_ttl );
1049                         ber_str2bv( buf, 0, 0, &bv );
1050                         value_add_one( &c->rvalue_vals, &bv );
1051                         } break;
1052
1053                 case LDAP_BACK_CFG_NETWORK_TIMEOUT: {
1054                         char    buf[ SLAP_TEXT_BUFLEN ];
1055
1056                         if ( li->li_network_timeout == 0 ) {
1057                                 return 1;
1058                         }
1059
1060                         snprintf( buf, sizeof( buf ), "%ld",
1061                                 (long)li->li_network_timeout );
1062                         ber_str2bv( buf, 0, 0, &bv );
1063                         value_add_one( &c->rvalue_vals, &bv );
1064                         } break;
1065
1066                 case LDAP_BACK_CFG_VERSION:
1067                         if ( li->li_version == 0 ) {
1068                                 return 1;
1069                         }
1070
1071                         c->value_int = li->li_version;
1072                         break;
1073
1074                 case LDAP_BACK_CFG_SINGLECONN:
1075                         c->value_int = LDAP_BACK_SINGLECONN( li );
1076                         break;
1077
1078                 case LDAP_BACK_CFG_USETEMP:
1079                         c->value_int = LDAP_BACK_USE_TEMPORARIES( li );
1080                         break;
1081
1082                 case LDAP_BACK_CFG_CONNPOOLMAX:
1083                         c->value_int = li->li_conn_priv_max;
1084                         break;
1085
1086                 case LDAP_BACK_CFG_CANCEL: {
1087                         slap_mask_t     mask = LDAP_BACK_F_CANCEL_MASK2;
1088
1089                         if ( LDAP_BACK_CANCEL_DISCOVER( li ) ) {
1090                                 mask &= ~LDAP_BACK_F_CANCEL_EXOP;
1091                         }
1092                         enum_to_verb( cancel_mode, (li->li_flags & mask), &bv );
1093                         if ( BER_BVISNULL( &bv ) ) {
1094                                 /* there's something wrong... */
1095                                 assert( 0 );
1096                                 rc = 1;
1097
1098                         } else {
1099                                 value_add_one( &c->rvalue_vals, &bv );
1100                         }
1101                         } break;
1102
1103                 case LDAP_BACK_CFG_QUARANTINE:
1104                         if ( !LDAP_BACK_QUARANTINE( li ) ) {
1105                                 rc = 1;
1106                                 break;
1107                         }
1108
1109                         rc = slap_retry_info_unparse( &li->li_quarantine, &bv );
1110                         if ( rc == 0 ) {
1111                                 ber_bvarray_add( &c->rvalue_vals, &bv );
1112                         }
1113                         break;
1114
1115                 default:
1116                         /* FIXME: we need to handle all... */
1117                         assert( 0 );
1118                         break;
1119                 }
1120                 return rc;
1121
1122         } else if ( c->op == LDAP_MOD_DELETE ) {
1123                 switch( c->type ) {
1124                 case LDAP_BACK_CFG_URI:
1125                         if ( li->li_uri != NULL ) {
1126                                 ch_free( li->li_uri );
1127                                 li->li_uri = NULL;
1128
1129                                 assert( li->li_bvuri != NULL );
1130                                 ber_bvarray_free( li->li_bvuri );
1131                                 li->li_bvuri = NULL;
1132                         }
1133
1134                         /* better cleanup the cached connections... */
1135                         /* NOTE: don't worry about locking: if we got here,
1136                          * other threads are suspended. */
1137                         if ( li->li_conninfo.lai_tree != NULL ) {
1138                                 avl_free( li->li_conninfo.lai_tree, ldap_back_conn_free );
1139                                 li->li_conninfo.lai_tree = NULL;
1140                         }
1141
1142                         break;
1143
1144                 case LDAP_BACK_CFG_TLS:
1145                         rc = 1;
1146                         break;
1147
1148                 case LDAP_BACK_CFG_ACL_AUTHCDN:
1149                 case LDAP_BACK_CFG_ACL_PASSWD:
1150                 case LDAP_BACK_CFG_ACL_METHOD:
1151                         /* handled by LDAP_BACK_CFG_ACL_BIND */
1152                         rc = 1;
1153                         break;
1154
1155                 case LDAP_BACK_CFG_ACL_BIND:
1156                         bindconf_free( &li->li_acl );
1157                         break;
1158
1159                 case LDAP_BACK_CFG_IDASSERT_MODE:
1160                 case LDAP_BACK_CFG_IDASSERT_AUTHCDN:
1161                 case LDAP_BACK_CFG_IDASSERT_PASSWD:
1162                 case LDAP_BACK_CFG_IDASSERT_METHOD:
1163                         /* handled by LDAP_BACK_CFG_IDASSERT_BIND */
1164                         rc = 1;
1165                         break;
1166
1167                 case LDAP_BACK_CFG_IDASSERT_AUTHZFROM:
1168                         if ( li->li_idassert_authz != NULL ) {
1169                                 ber_bvarray_free( li->li_idassert_authz );
1170                                 li->li_idassert_authz = NULL;
1171                         }
1172                         break;
1173
1174                 case LDAP_BACK_CFG_IDASSERT_BIND:
1175                         bindconf_free( &li->li_idassert.si_bc );
1176                         break;
1177
1178                 case LDAP_BACK_CFG_REBIND:
1179                 case LDAP_BACK_CFG_CHASE:
1180                 case LDAP_BACK_CFG_T_F:
1181                 case LDAP_BACK_CFG_WHOAMI:
1182                 case LDAP_BACK_CFG_CANCEL:
1183                         rc = 1;
1184                         break;
1185
1186                 case LDAP_BACK_CFG_TIMEOUT:
1187                         for ( i = 0; i < SLAP_OP_LAST; i++ ) {
1188                                 li->li_timeout[ i ] = 0;
1189                         }
1190                         break;
1191
1192                 case LDAP_BACK_CFG_IDLE_TIMEOUT:
1193                         li->li_idle_timeout = 0;
1194                         break;
1195
1196                 case LDAP_BACK_CFG_CONN_TTL:
1197                         li->li_conn_ttl = 0;
1198                         break;
1199
1200                 case LDAP_BACK_CFG_NETWORK_TIMEOUT:
1201                         li->li_network_timeout = 0;
1202                         break;
1203
1204                 case LDAP_BACK_CFG_VERSION:
1205                         li->li_version = 0;
1206                         break;
1207
1208                 case LDAP_BACK_CFG_SINGLECONN:
1209                         li->li_flags &= ~LDAP_BACK_F_SINGLECONN;
1210                         break;
1211
1212                 case LDAP_BACK_CFG_USETEMP:
1213                         li->li_flags &= ~LDAP_BACK_F_USE_TEMPORARIES;
1214                         break;
1215
1216                 case LDAP_BACK_CFG_CONNPOOLMAX:
1217                         li->li_conn_priv_max = LDAP_BACK_CONN_PRIV_MIN;
1218                         break;
1219
1220                 case LDAP_BACK_CFG_QUARANTINE:
1221                         if ( !LDAP_BACK_QUARANTINE( li ) ) {
1222                                 break;
1223                         }
1224
1225                         slap_retry_info_destroy( &li->li_quarantine );
1226                         ldap_pvt_thread_mutex_destroy( &li->li_quarantine_mutex );
1227                         li->li_isquarantined = 0;
1228                         break;
1229
1230                 default:
1231                         /* FIXME: we need to handle all... */
1232                         assert( 0 );
1233                         break;
1234                 }
1235                 return rc;
1236
1237         }
1238
1239         switch( c->type ) {
1240         case LDAP_BACK_CFG_URI: {
1241                 LDAPURLDesc     *tmpludp, *lud;
1242                 char            **urllist = NULL;
1243                 int             urlrc = LDAP_URL_SUCCESS, i;
1244
1245                 if ( li->li_uri != NULL ) {
1246                         ch_free( li->li_uri );
1247                         li->li_uri = NULL;
1248
1249                         assert( li->li_bvuri != NULL );
1250                         ber_bvarray_free( li->li_bvuri );
1251                         li->li_bvuri = NULL;
1252                 }
1253
1254                 /* PARANOID: DN and more are not required nor allowed */
1255                 urlrc = ldap_url_parselist_ext( &lud, c->argv[ 1 ], ", \t" );
1256                 if ( urlrc != LDAP_URL_SUCCESS ) {
1257                         char    *why;
1258
1259                         switch ( urlrc ) {
1260                         case LDAP_URL_ERR_MEM:
1261                                 why = "no memory";
1262                                 break;
1263                         case LDAP_URL_ERR_PARAM:
1264                                 why = "parameter is bad";
1265                                 break;
1266                         case LDAP_URL_ERR_BADSCHEME:
1267                                 why = "URL doesn't begin with \"[c]ldap[si]://\"";
1268                                 break;
1269                         case LDAP_URL_ERR_BADENCLOSURE:
1270                                 why = "URL is missing trailing \">\"";
1271                                 break;
1272                         case LDAP_URL_ERR_BADURL:
1273                                 why = "URL is bad";
1274                                 break;
1275                         case LDAP_URL_ERR_BADHOST:
1276                                 why = "host/port is bad";
1277                                 break;
1278                         case LDAP_URL_ERR_BADATTRS:
1279                                 why = "bad (or missing) attributes";
1280                                 break;
1281                         case LDAP_URL_ERR_BADSCOPE:
1282                                 why = "scope string is invalid (or missing)";
1283                                 break;
1284                         case LDAP_URL_ERR_BADFILTER:
1285                                 why = "bad or missing filter";
1286                                 break;
1287                         case LDAP_URL_ERR_BADEXTS:
1288                                 why = "bad or missing extensions";
1289                                 break;
1290                         default:
1291                                 why = "unknown reason";
1292                                 break;
1293                         }
1294                         snprintf( c->msg, sizeof( c->msg),
1295                                         "unable to parse uri \"%s\" "
1296                                         "in \"uri <uri>\" line: %s",
1297                                         c->value_string, why );
1298                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
1299                         urlrc = 1;
1300                         goto done_url;
1301                 }
1302
1303                 for ( i = 0, tmpludp = lud;
1304                                 tmpludp;
1305                                 i++, tmpludp = tmpludp->lud_next )
1306                 {
1307                         if ( ( tmpludp->lud_dn != NULL
1308                                                 && tmpludp->lud_dn[0] != '\0' )
1309                                         || tmpludp->lud_attrs != NULL
1310                                         /* || tmpludp->lud_scope != LDAP_SCOPE_DEFAULT */
1311                                         || tmpludp->lud_filter != NULL
1312                                         || tmpludp->lud_exts != NULL )
1313                         {
1314                                 snprintf( c->msg, sizeof( c->msg ),
1315                                                 "warning, only protocol, "
1316                                                 "host and port allowed "
1317                                                 "in \"uri <uri>\" statement "
1318                                                 "for uri #%d of \"%s\"",
1319                                                 i, c->argv[ 1 ] );
1320                                 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
1321                         }
1322                 }
1323
1324                 for ( i = 0, tmpludp = lud;
1325                                 tmpludp;
1326                                 i++, tmpludp = tmpludp->lud_next )
1327                         /* just count */
1328                         ;
1329                 urllist = ch_calloc( sizeof( char * ), i + 1 );
1330
1331                 for ( i = 0, tmpludp = lud;
1332                                 tmpludp;
1333                                 i++, tmpludp = tmpludp->lud_next )
1334                 {
1335                         LDAPURLDesc     tmplud;
1336
1337                         tmplud = *tmpludp;
1338                         tmplud.lud_dn = "";
1339                         tmplud.lud_attrs = NULL;
1340                         tmplud.lud_filter = NULL;
1341                         if ( !ldap_is_ldapi_url( tmplud.lud_scheme ) ) {
1342                                 tmplud.lud_exts = NULL;
1343                                 tmplud.lud_crit_exts = 0;
1344                         }
1345
1346                         urllist[ i ]  = ldap_url_desc2str( &tmplud );
1347
1348                         if ( urllist[ i ] == NULL ) {
1349                                 snprintf( c->msg, sizeof( c->msg),
1350                                         "unable to rebuild uri "
1351                                         "in \"uri <uri>\" statement "
1352                                         "for \"%s\"",
1353                                         c->argv[ 1 ] );
1354                                 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
1355                                 urlrc = 1;
1356                                 goto done_url;
1357                         }
1358                 }
1359
1360                 li->li_uri = ldap_charray2str( urllist, " " );
1361                 for ( i = 0; urllist[ i ] != NULL; i++ ) {
1362                         struct berval   bv;
1363
1364                         ber_str2bv( urllist[ i ], 0, 0, &bv );
1365                         ber_bvarray_add( &li->li_bvuri, &bv );
1366                         urllist[ i ] = NULL;
1367                 }
1368                 ldap_memfree( urllist );
1369                 urllist = NULL;
1370
1371 done_url:;
1372                 if ( urllist ) {
1373                         ldap_charray_free( urllist );
1374                 }
1375                 if ( lud ) {
1376                         ldap_free_urllist( lud );
1377                 }
1378                 if ( urlrc != LDAP_URL_SUCCESS ) {
1379                         return 1;
1380                 }
1381                 break;
1382         }
1383
1384         case LDAP_BACK_CFG_TLS:
1385                 i = verb_to_mask( c->argv[1], tls_mode );
1386                 if ( BER_BVISNULL( &tls_mode[i].word ) ) {
1387                         return 1;
1388                 }
1389                 li->li_flags &= ~LDAP_BACK_F_TLS_MASK;
1390                 li->li_flags |= tls_mode[i].mask;
1391                 break;
1392
1393         case LDAP_BACK_CFG_ACL_AUTHCDN:
1394                 switch ( li->li_acl_authmethod ) {
1395                 case LDAP_AUTH_NONE:
1396                         li->li_acl_authmethod = LDAP_AUTH_SIMPLE;
1397                         break;
1398
1399                 case LDAP_AUTH_SIMPLE:
1400                         break;
1401
1402                 default:
1403                         snprintf( c->msg, sizeof( c->msg),
1404                                 "\"acl-authcDN <DN>\" incompatible "
1405                                 "with auth method %d",
1406                                 li->li_acl_authmethod );
1407                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
1408                         return 1;
1409                 }
1410                 if ( !BER_BVISNULL( &li->li_acl_authcDN ) ) {
1411                         free( li->li_acl_authcDN.bv_val );
1412                 }
1413                 ber_memfree_x( c->value_dn.bv_val, NULL );
1414                 li->li_acl_authcDN = c->value_ndn;
1415                 BER_BVZERO( &c->value_dn );
1416                 BER_BVZERO( &c->value_ndn );
1417                 break;
1418
1419         case LDAP_BACK_CFG_ACL_PASSWD:
1420                 switch ( li->li_acl_authmethod ) {
1421                 case LDAP_AUTH_NONE:
1422                         li->li_acl_authmethod = LDAP_AUTH_SIMPLE;
1423                         break;
1424
1425                 case LDAP_AUTH_SIMPLE:
1426                         break;
1427
1428                 default:
1429                         snprintf( c->msg, sizeof( c->msg ),
1430                                 "\"acl-passwd <cred>\" incompatible "
1431                                 "with auth method %d",
1432                                 li->li_acl_authmethod );
1433                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
1434                         return 1;
1435                 }
1436                 if ( !BER_BVISNULL( &li->li_acl_passwd ) ) {
1437                         free( li->li_acl_passwd.bv_val );
1438                 }
1439                 ber_str2bv( c->argv[ 1 ], 0, 1, &li->li_acl_passwd );
1440                 break;
1441
1442         case LDAP_BACK_CFG_ACL_METHOD:
1443         case LDAP_BACK_CFG_ACL_BIND:
1444                 for ( i = 1; i < c->argc; i++ ) {
1445                         if ( bindconf_parse( c->argv[ i ], &li->li_acl ) ) {
1446                                 return 1;
1447                         }
1448                 }
1449                 break;
1450
1451         case LDAP_BACK_CFG_IDASSERT_MODE:
1452                 i = verb_to_mask( c->argv[1], idassert_mode );
1453                 if ( BER_BVISNULL( &idassert_mode[i].word ) ) {
1454                         if ( strncasecmp( c->argv[1], "u:", STRLENOF( "u:" ) ) == 0 ) {
1455                                 li->li_idassert_mode = LDAP_BACK_IDASSERT_OTHERID;
1456                                 ber_str2bv( c->argv[1], 0, 1, &li->li_idassert_authzID );
1457                                 li->li_idassert_authzID.bv_val[ 0 ] = 'u';
1458
1459                         } else {
1460                                 struct berval   id, ndn;
1461
1462                                 ber_str2bv( c->argv[1], 0, 0, &id );
1463
1464                                 if ( strncasecmp( c->argv[1], "dn:", STRLENOF( "dn:" ) ) == 0 ) {
1465                                         id.bv_val += STRLENOF( "dn:" );
1466                                         id.bv_len -= STRLENOF( "dn:" );
1467                                 }
1468
1469                                 rc = dnNormalize( 0, NULL, NULL, &id, &ndn, NULL );
1470                                 if ( rc != LDAP_SUCCESS ) {
1471                                         Debug( LDAP_DEBUG_ANY,
1472                                                 "%s: line %d: idassert ID \"%s\" is not a valid DN\n",
1473                                                 c->fname, c->lineno, c->argv[1] );
1474                                         return 1;
1475                                 }
1476
1477                                 li->li_idassert_authzID.bv_len = STRLENOF( "dn:" ) + ndn.bv_len;
1478                                 li->li_idassert_authzID.bv_val = ch_malloc( li->li_idassert_authzID.bv_len + 1 );
1479                                 AC_MEMCPY( li->li_idassert_authzID.bv_val, "dn:", STRLENOF( "dn:" ) );
1480                                 AC_MEMCPY( &li->li_idassert_authzID.bv_val[ STRLENOF( "dn:" ) ], ndn.bv_val, ndn.bv_len + 1 );
1481                                 ch_free( ndn.bv_val );
1482
1483                                 li->li_idassert_mode = LDAP_BACK_IDASSERT_OTHERDN;
1484                         }
1485
1486                 } else {
1487                         li->li_idassert_mode = idassert_mode[i].mask;
1488                 }
1489
1490                 if ( c->argc > 2 ) {
1491                         int     i;
1492
1493                         for ( i = 2; i < c->argc; i++ ) {
1494                                 if ( strcasecmp( c->argv[ i ], "override" ) == 0 ) {
1495                                         li->li_idassert_flags |= LDAP_BACK_AUTH_OVERRIDE;
1496
1497                                 } else if ( strcasecmp( c->argv[ i ], "prescriptive" ) == 0 ) {
1498                                         li->li_idassert_flags |= LDAP_BACK_AUTH_PRESCRIPTIVE;
1499
1500                                 } else if ( strcasecmp( c->argv[ i ], "non-prescriptive" ) == 0 ) {
1501                                         li->li_idassert_flags &= ( ~LDAP_BACK_AUTH_PRESCRIPTIVE );
1502
1503                                 } else if ( strcasecmp( c->argv[ i ], "obsolete-proxy-authz" ) == 0 ) {
1504                                         if ( li->li_idassert_flags & LDAP_BACK_AUTH_OBSOLETE_ENCODING_WORKAROUND ) {
1505                                                 Debug( LDAP_DEBUG_ANY,
1506                                                         "%s: line %d: \"obsolete-proxy-authz\" flag "
1507                                                         "in \"idassert-mode <args>\" "
1508                                                         "incompatible with previously issued \"obsolete-encoding-workaround\" flag.\n",
1509                                                         c->fname, c->lineno, 0 );
1510                                                 return 1;
1511                                         }
1512                                         li->li_idassert_flags |= LDAP_BACK_AUTH_OBSOLETE_PROXY_AUTHZ;
1513
1514                                 } else if ( strcasecmp( c->argv[ i ], "obsolete-encoding-workaround" ) == 0 ) {
1515                                         if ( li->li_idassert_flags & LDAP_BACK_AUTH_OBSOLETE_PROXY_AUTHZ ) {
1516                                                 Debug( LDAP_DEBUG_ANY,
1517                                                         "%s: line %d: \"obsolete-encoding-workaround\" flag "
1518                                                         "in \"idassert-mode <args>\" "
1519                                                         "incompatible with previously issued \"obsolete-proxy-authz\" flag.\n",
1520                                                         c->fname, c->lineno, 0 );
1521                                                 return 1;
1522                                         }
1523                                         li->li_idassert_flags |= LDAP_BACK_AUTH_OBSOLETE_ENCODING_WORKAROUND;
1524
1525                                 } else {
1526                                         Debug( LDAP_DEBUG_ANY,
1527                                                 "%s: line %d: unknown flag #%d "
1528                                                 "in \"idassert-mode <args> "
1529                                                 "[<flags>]\" line.\n",
1530                                                 c->fname, c->lineno, i - 2 );
1531                                         return 1;
1532                                 }
1533                         }
1534                 }
1535                 break;
1536
1537         case LDAP_BACK_CFG_IDASSERT_AUTHCDN:
1538                 switch ( li->li_idassert_authmethod ) {
1539                 case LDAP_AUTH_NONE:
1540                         li->li_idassert_authmethod = LDAP_AUTH_SIMPLE;
1541                         break;
1542
1543                 case LDAP_AUTH_SIMPLE:
1544                         break;
1545
1546                 default:
1547                         snprintf( c->msg, sizeof( c->msg ),
1548                                 "\"idassert-authcDN <DN>\" incompatible "
1549                                 "with auth method %d",
1550                                 li->li_idassert_authmethod );
1551                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
1552                         return 1;
1553                 }
1554                 if ( !BER_BVISNULL( &li->li_idassert_authcDN ) ) {
1555                         free( li->li_idassert_authcDN.bv_val );
1556                 }
1557                 ber_memfree_x( c->value_dn.bv_val, NULL );
1558                 li->li_idassert_authcDN = c->value_ndn;
1559                 BER_BVZERO( &c->value_dn );
1560                 BER_BVZERO( &c->value_ndn );
1561                 break;
1562
1563         case LDAP_BACK_CFG_IDASSERT_PASSWD:
1564                 switch ( li->li_idassert_authmethod ) {
1565                 case LDAP_AUTH_NONE:
1566                         li->li_idassert_authmethod = LDAP_AUTH_SIMPLE;
1567                         break;
1568
1569                 case LDAP_AUTH_SIMPLE:
1570                         break;
1571
1572                 default:
1573                         snprintf( c->msg, sizeof( c->msg ),
1574                                 "\"idassert-passwd <cred>\" incompatible "
1575                                 "with auth method %d",
1576                                 li->li_idassert_authmethod );
1577                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
1578                         return 1;
1579                 }
1580                 if ( !BER_BVISNULL( &li->li_idassert_passwd ) ) {
1581                         free( li->li_idassert_passwd.bv_val );
1582                 }
1583                 ber_str2bv( c->argv[ 1 ], 0, 1, &li->li_idassert_passwd );
1584                 break;
1585
1586         case LDAP_BACK_CFG_IDASSERT_AUTHZFROM:
1587                 rc = slap_idassert_authzfrom_parse( c, &li->li_idassert );
1588                 break;
1589
1590         case LDAP_BACK_CFG_IDASSERT_METHOD:
1591                 /* no longer supported */
1592                 snprintf( c->msg, sizeof( c->msg ),
1593                         "\"idassert-method <args>\": "
1594                         "no longer supported; use \"idassert-bind\"" );
1595                 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
1596                 return 1;
1597
1598         case LDAP_BACK_CFG_IDASSERT_BIND:
1599                 rc = slap_idassert_parse( c, &li->li_idassert );
1600                 break;
1601
1602         case LDAP_BACK_CFG_REBIND:
1603                 if ( c->argc == 1 || c->value_int ) {
1604                         li->li_flags |= LDAP_BACK_F_SAVECRED;
1605
1606                 } else {
1607                         li->li_flags &= ~LDAP_BACK_F_SAVECRED;
1608                 }
1609                 break;
1610
1611         case LDAP_BACK_CFG_CHASE:
1612                 if ( c->argc == 1 || c->value_int ) {
1613                         li->li_flags |= LDAP_BACK_F_CHASE_REFERRALS;
1614
1615                 } else {
1616                         li->li_flags &= ~LDAP_BACK_F_CHASE_REFERRALS;
1617                 }
1618                 break;
1619
1620         case LDAP_BACK_CFG_T_F: {
1621                 slap_mask_t             mask;
1622
1623                 i = verb_to_mask( c->argv[1], t_f_mode );
1624                 if ( BER_BVISNULL( &t_f_mode[i].word ) ) {
1625                         return 1;
1626                 }
1627
1628                 mask = t_f_mode[i].mask;
1629
1630                 if ( LDAP_BACK_ISOPEN( li )
1631                         && mask == LDAP_BACK_F_T_F_DISCOVER
1632                         && !LDAP_BACK_T_F( li ) )
1633                 {
1634                         int             rc;
1635
1636                         if ( li->li_uri == NULL ) {
1637                                 snprintf( c->msg, sizeof( c->msg ),
1638                                         "need URI to discover \"cancel\" support "
1639                                         "in \"cancel exop-discover\"" );
1640                                 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
1641                                 return 1;
1642                         }
1643
1644                         rc = slap_discover_feature( li->li_uri, li->li_version,
1645                                         slap_schema.si_ad_supportedFeatures->ad_cname.bv_val,
1646                                         LDAP_FEATURE_ABSOLUTE_FILTERS );
1647                         if ( rc == LDAP_COMPARE_TRUE ) {
1648                                 mask |= LDAP_BACK_F_T_F;
1649                         }
1650                 }
1651
1652                 li->li_flags &= ~LDAP_BACK_F_T_F_MASK2;
1653                 li->li_flags |= mask;
1654                 } break;
1655
1656         case LDAP_BACK_CFG_WHOAMI:
1657                 if ( c->argc == 1 || c->value_int ) {
1658                         li->li_flags |= LDAP_BACK_F_PROXY_WHOAMI;
1659                         load_extop( (struct berval *)&slap_EXOP_WHOAMI,
1660                                         0, ldap_back_exop_whoami );
1661
1662                 } else {
1663                         li->li_flags &= ~LDAP_BACK_F_PROXY_WHOAMI;
1664                 }
1665                 break;
1666
1667         case LDAP_BACK_CFG_TIMEOUT:
1668                 for ( i = 1; i < c->argc; i++ ) {
1669                         if ( isdigit( (unsigned char) c->argv[ i ][ 0 ] ) ) {
1670                                 int             j;
1671                                 unsigned        u;
1672
1673                                 if ( lutil_atoux( &u, c->argv[ i ], 0 ) != 0 ) {
1674                                         snprintf( c->msg, sizeof( c->msg),
1675                                                 "unable to parse timeout \"%s\"",
1676                                                 c->argv[ i ] );
1677                                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
1678                                         return 1;
1679                                 }
1680
1681                                 for ( j = 0; j < SLAP_OP_LAST; j++ ) {
1682                                         li->li_timeout[ j ] = u;
1683                                 }
1684
1685                                 continue;
1686                         }
1687
1688                         if ( slap_cf_aux_table_parse( c->argv[ i ], li->li_timeout, timeout_table, "slapd-ldap timeout" ) ) {
1689                                 snprintf( c->msg, sizeof( c->msg),
1690                                         "unable to parse timeout \"%s\"",
1691                                         c->argv[ i ] );
1692                                 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
1693                                 return 1;
1694                         }
1695                 }
1696                 break;
1697
1698         case LDAP_BACK_CFG_IDLE_TIMEOUT: {
1699                 unsigned long   t;
1700
1701                 if ( lutil_parse_time( c->argv[ 1 ], &t ) != 0 ) {
1702                         snprintf( c->msg, sizeof( c->msg),
1703                                 "unable to parse idle timeout \"%s\"",
1704                                 c->argv[ 1 ] );
1705                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
1706                         return 1;
1707                 }
1708                 li->li_idle_timeout = (time_t)t;
1709                 } break;
1710
1711         case LDAP_BACK_CFG_CONN_TTL: {
1712                 unsigned long   t;
1713
1714                 if ( lutil_parse_time( c->argv[ 1 ], &t ) != 0 ) {
1715                         snprintf( c->msg, sizeof( c->msg),
1716                                 "unable to parse conn ttl\"%s\"",
1717                                 c->argv[ 1 ] );
1718                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
1719                         return 1;
1720                 }
1721                 li->li_conn_ttl = (time_t)t;
1722                 } break;
1723
1724         case LDAP_BACK_CFG_NETWORK_TIMEOUT: {
1725                 unsigned long   t;
1726
1727                 if ( lutil_parse_time( c->argv[ 1 ], &t ) != 0 ) {
1728                         snprintf( c->msg, sizeof( c->msg),
1729                                 "unable to parse network timeout \"%s\"",
1730                                 c->argv[ 1 ] );
1731                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
1732                         return 1;
1733                 }
1734                 li->li_network_timeout = (time_t)t;
1735                 } break;
1736
1737         case LDAP_BACK_CFG_VERSION:
1738                 if ( c->value_int != 0 && ( c->value_int < LDAP_VERSION_MIN || c->value_int > LDAP_VERSION_MAX ) ) {
1739                         snprintf( c->msg, sizeof( c->msg ),
1740                                 "unsupported version \"%s\" "
1741                                 "in \"protocol-version <version>\"",
1742                                 c->argv[ 1 ] );
1743                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
1744                         return 1;
1745                 }
1746
1747                 li->li_version = c->value_int;
1748                 break;
1749
1750         case LDAP_BACK_CFG_SINGLECONN:
1751                 if ( c->value_int ) {
1752                         li->li_flags |= LDAP_BACK_F_SINGLECONN;
1753
1754                 } else {
1755                         li->li_flags &= ~LDAP_BACK_F_SINGLECONN;
1756                 }
1757                 break;
1758
1759         case LDAP_BACK_CFG_USETEMP:
1760                 if ( c->value_int ) {
1761                         li->li_flags |= LDAP_BACK_F_USE_TEMPORARIES;
1762
1763                 } else {
1764                         li->li_flags &= ~LDAP_BACK_F_USE_TEMPORARIES;
1765                 }
1766                 break;
1767
1768         case LDAP_BACK_CFG_CONNPOOLMAX:
1769                 if ( c->value_int < LDAP_BACK_CONN_PRIV_MIN
1770                         || c->value_int > LDAP_BACK_CONN_PRIV_MAX )
1771                 {
1772                         snprintf( c->msg, sizeof( c->msg ),
1773                                 "invalid max size " "of privileged "
1774                                 "connections pool \"%s\" "
1775                                 "in \"conn-pool-max <n> "
1776                                 "(must be between %d and %d)\"",
1777                                 c->argv[ 1 ],
1778                                 LDAP_BACK_CONN_PRIV_MIN,
1779                                 LDAP_BACK_CONN_PRIV_MAX );
1780                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
1781                         return 1;
1782                 }
1783                 li->li_conn_priv_max = c->value_int;
1784                 break;
1785
1786         case LDAP_BACK_CFG_CANCEL: {
1787                 slap_mask_t             mask;
1788
1789                 i = verb_to_mask( c->argv[1], cancel_mode );
1790                 if ( BER_BVISNULL( &cancel_mode[i].word ) ) {
1791                         return 1;
1792                 }
1793
1794                 mask = cancel_mode[i].mask;
1795
1796                 if ( LDAP_BACK_ISOPEN( li )
1797                         && mask == LDAP_BACK_F_CANCEL_EXOP_DISCOVER
1798                         && !LDAP_BACK_CANCEL( li ) )
1799                 {
1800                         int             rc;
1801
1802                         if ( li->li_uri == NULL ) {
1803                                 snprintf( c->msg, sizeof( c->msg ),
1804                                         "need URI to discover \"cancel\" support "
1805                                         "in \"cancel exop-discover\"" );
1806                                 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
1807                                 return 1;
1808                         }
1809
1810                         rc = slap_discover_feature( li->li_uri, li->li_version,
1811                                         slap_schema.si_ad_supportedExtension->ad_cname.bv_val,
1812                                         LDAP_EXOP_CANCEL );
1813                         if ( rc == LDAP_COMPARE_TRUE ) {
1814                                 mask |= LDAP_BACK_F_CANCEL_EXOP;
1815                         }
1816                 }
1817
1818                 li->li_flags &= ~LDAP_BACK_F_CANCEL_MASK2;
1819                 li->li_flags |= mask;
1820                 } break;
1821
1822         case LDAP_BACK_CFG_QUARANTINE:
1823                 if ( LDAP_BACK_QUARANTINE( li ) ) {
1824                         snprintf( c->msg, sizeof( c->msg ),
1825                                 "quarantine already defined" );
1826                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
1827                         return 1;
1828                 }
1829                 rc = slap_retry_info_parse( c->argv[1], &li->li_quarantine,
1830                         c->msg, sizeof( c->msg ) );
1831                 if ( rc ) {
1832                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
1833
1834                 } else {
1835                         ldap_pvt_thread_mutex_init( &li->li_quarantine_mutex );
1836                         /* give it a chance to retry if the pattern gets reset
1837                          * via back-config */
1838                         li->li_isquarantined = 0;
1839                 }
1840                 break;
1841
1842         case LDAP_BACK_CFG_REWRITE:
1843                 snprintf( c->msg, sizeof( c->msg ),
1844                         "rewrite/remap capabilities have been moved "
1845                         "to the \"rwm\" overlay; see slapo-rwm(5) "
1846                         "for details (hint: add \"overlay rwm\" "
1847                         "and prefix all directives with \"rwm-\")" );
1848                 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
1849                 return 1;
1850
1851         default:
1852                 /* FIXME: try to catch inconsistencies */
1853                 assert( 0 );
1854                 break;
1855         }
1856
1857         return rc;
1858 }
1859
1860 int
1861 ldap_back_init_cf( BackendInfo *bi )
1862 {
1863         int                     rc;
1864         AttributeDescription    *ad = NULL;
1865         const char              *text;
1866
1867         /* Make sure we don't exceed the bits reserved for userland */
1868         config_check_userland( LDAP_BACK_CFG_LAST );
1869
1870         bi->bi_cf_ocs = ldapocs;
1871
1872         rc = config_register_schema( ldapcfg, ldapocs );
1873         if ( rc ) {
1874                 return rc;
1875         }
1876
1877         /* setup olcDbAclPasswd and olcDbIDAssertPasswd
1878          * to be base64-encoded when written in LDIF form;
1879          * basically, we don't care if it fails */
1880         rc = slap_str2ad( "olcDbACLPasswd", &ad, &text );
1881         if ( rc ) {
1882                 Debug( LDAP_DEBUG_ANY, "config_back_initialize: "
1883                         "warning, unable to get \"olcDbACLPasswd\" "
1884                         "attribute description: %d: %s\n",
1885                         rc, text, 0 );
1886         } else {
1887                 (void)ldif_must_b64_encode_register( ad->ad_cname.bv_val,
1888                         ad->ad_type->sat_oid );
1889         }
1890
1891         ad = NULL;
1892         rc = slap_str2ad( "olcDbIDAssertPasswd", &ad, &text );
1893         if ( rc ) {
1894                 Debug( LDAP_DEBUG_ANY, "config_back_initialize: "
1895                         "warning, unable to get \"olcDbIDAssertPasswd\" "
1896                         "attribute description: %d: %s\n",
1897                         rc, text, 0 );
1898         } else {
1899                 (void)ldif_must_b64_encode_register( ad->ad_cname.bv_val,
1900                         ad->ad_type->sat_oid );
1901         }
1902
1903         return 0;
1904 }
1905
1906
1907 static int
1908 ldap_back_exop_whoami(
1909                 Operation       *op,
1910                 SlapReply       *rs )
1911 {
1912         struct berval *bv = NULL;
1913
1914         if ( op->oq_extended.rs_reqdata != NULL ) {
1915                 /* no request data should be provided */
1916                 rs->sr_text = "no request data expected";
1917                 return rs->sr_err = LDAP_PROTOCOL_ERROR;
1918         }
1919
1920         Statslog( LDAP_DEBUG_STATS, "%s WHOAMI\n",
1921             op->o_log_prefix, 0, 0, 0, 0 );
1922
1923         rs->sr_err = backend_check_restrictions( op, rs,
1924                         (struct berval *)&slap_EXOP_WHOAMI );
1925         if( rs->sr_err != LDAP_SUCCESS ) return rs->sr_err;
1926
1927         /* if auth'd by back-ldap and request is proxied, forward it */
1928         if ( op->o_conn->c_authz_backend
1929                 && !strcmp( op->o_conn->c_authz_backend->be_type, "ldap" )
1930                 && !dn_match( &op->o_ndn, &op->o_conn->c_ndn ) )
1931         {
1932                 ldapconn_t      *lc = NULL;
1933                 LDAPControl c, *ctrls[2] = {NULL, NULL};
1934                 LDAPMessage *res;
1935                 Operation op2 = *op;
1936                 ber_int_t msgid;
1937                 int doretry = 1;
1938                 char *ptr;
1939
1940                 ctrls[0] = &c;
1941                 op2.o_ndn = op->o_conn->c_ndn;
1942                 if ( !ldap_back_dobind( &lc, &op2, rs, LDAP_BACK_SENDERR ) ) {
1943                         return -1;
1944                 }
1945                 c.ldctl_oid = LDAP_CONTROL_PROXY_AUTHZ;
1946                 c.ldctl_iscritical = 1;
1947                 c.ldctl_value.bv_val = op->o_tmpalloc(
1948                         op->o_ndn.bv_len + STRLENOF( "dn:" ) + 1,
1949                         op->o_tmpmemctx );
1950                 c.ldctl_value.bv_len = op->o_ndn.bv_len + 3;
1951                 ptr = c.ldctl_value.bv_val;
1952                 ptr = lutil_strcopy( ptr, "dn:" );
1953                 ptr = lutil_strncopy( ptr, op->o_ndn.bv_val, op->o_ndn.bv_len );
1954                 ptr[ 0 ] = '\0';
1955
1956 retry:
1957                 rs->sr_err = ldap_whoami( lc->lc_ld, ctrls, NULL, &msgid );
1958                 if ( rs->sr_err == LDAP_SUCCESS ) {
1959                         if ( ldap_result( lc->lc_ld, msgid, LDAP_MSG_ALL, NULL, &res ) == -1 ) {
1960                                 ldap_get_option( lc->lc_ld, LDAP_OPT_ERROR_NUMBER,
1961                                         &rs->sr_err );
1962                                 if ( rs->sr_err == LDAP_SERVER_DOWN && doretry ) {
1963                                         doretry = 0;
1964                                         if ( ldap_back_retry( &lc, op, rs, LDAP_BACK_SENDERR ) ) {
1965                                                 goto retry;
1966                                         }
1967                                 }
1968
1969                         } else {
1970                                 /* NOTE: are we sure "bv" will be malloc'ed
1971                                  * with the appropriate memory? */
1972                                 rs->sr_err = ldap_parse_whoami( lc->lc_ld, res, &bv );
1973                                 ldap_msgfree(res);
1974                         }
1975                 }
1976                 op->o_tmpfree( c.ldctl_value.bv_val, op->o_tmpmemctx );
1977                 if ( rs->sr_err != LDAP_SUCCESS ) {
1978                         rs->sr_err = slap_map_api2result( rs );
1979                 }
1980
1981                 if ( lc != NULL ) {
1982                         ldap_back_release_conn( &op2, rs, lc );
1983                 }
1984
1985         } else {
1986                 /* else just do the same as before */
1987                 bv = (struct berval *) ch_malloc( sizeof( struct berval ) );
1988                 if ( !BER_BVISEMPTY( &op->o_dn ) ) {
1989                         bv->bv_len = op->o_dn.bv_len + STRLENOF( "dn:" );
1990                         bv->bv_val = ch_malloc( bv->bv_len + 1 );
1991                         AC_MEMCPY( bv->bv_val, "dn:", STRLENOF( "dn:" ) );
1992                         AC_MEMCPY( &bv->bv_val[ STRLENOF( "dn:" ) ], op->o_dn.bv_val,
1993                                 op->o_dn.bv_len );
1994                         bv->bv_val[ bv->bv_len ] = '\0';
1995
1996                 } else {
1997                         bv->bv_len = 0;
1998                         bv->bv_val = NULL;
1999                 }
2000         }
2001
2002         rs->sr_rspdata = bv;
2003         return rs->sr_err;
2004 }
2005
2006