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

   1 /* config.c - ldap backend configuration file routine */
   2 /* $OpenLDAP$ */
   3 /* This work is part of OpenLDAP Software <http://www.openldap.org/>.
   4  *
   5  * Copyright 2003-2007 The OpenLDAP Foundation.
   6  * Portions Copyright 1999-2003 Howard Chu.
   7  * Portions Copyright 2000-2003 Pierangelo Masarati.
   8  * All rights reserved.
   9  *
  10  * Redistribution and use in source and binary forms, with or without
  11  * modification, are permitted only as authorized by the OpenLDAP
  12  * Public License.
  13  *
  14  * A copy of this license is available in the file LICENSE in the
  15  * top-level directory of the distribution or, alternatively, at
  16  * <http://www.OpenLDAP.org/license.html>.
  17  */
  18 /* ACKNOWLEDGEMENTS:
  19  * This work was initially developed by the Howard Chu for inclusion
  20  * in OpenLDAP Software and subsequently enhanced by Pierangelo
  21  * Masarati.
  22  */
  23
  24 #include "portable.h"
  25
  26 #include <stdio.h>
  27
  28 #include <ac/string.h>
  29 #include <ac/ctype.h>
  30 #include <ac/socket.h>
  31
  32 #include "slap.h"
  33 #include "config.h"
  34 #include "back-ldap.h"
  35 #include "lutil.h"
  36 #include "ldif.h"
  37 #undef ldap_debug
  38 /* for advanced URL parsing */
  39 #include "../../../libraries/libldap/ldap-int.h"
  40
  41 static SLAP_EXTOP_MAIN_FN ldap_back_exop_whoami;
  42
  43 static ConfigDriver ldap_back_cf_gen;
  44
  45 enum {
  46         LDAP_BACK_CFG_URI = 1,
  47         LDAP_BACK_CFG_TLS,
  48         LDAP_BACK_CFG_ACL_AUTHCDN,
  49         LDAP_BACK_CFG_ACL_PASSWD,
  50         LDAP_BACK_CFG_ACL_METHOD,
  51         LDAP_BACK_CFG_ACL_BIND,
  52         LDAP_BACK_CFG_IDASSERT_MODE,
  53         LDAP_BACK_CFG_IDASSERT_AUTHCDN,
  54         LDAP_BACK_CFG_IDASSERT_PASSWD,
  55         LDAP_BACK_CFG_IDASSERT_AUTHZFROM,
  56         LDAP_BACK_CFG_IDASSERT_METHOD,
  57         LDAP_BACK_CFG_IDASSERT_BIND,
  58         LDAP_BACK_CFG_REBIND,
  59         LDAP_BACK_CFG_CHASE,
  60         LDAP_BACK_CFG_T_F,
  61         LDAP_BACK_CFG_WHOAMI,
  62         LDAP_BACK_CFG_TIMEOUT,
  63         LDAP_BACK_CFG_IDLE_TIMEOUT,
  64         LDAP_BACK_CFG_CONN_TTL,
  65         LDAP_BACK_CFG_NETWORK_TIMEOUT,
  66         LDAP_BACK_CFG_VERSION,
  67         LDAP_BACK_CFG_SINGLECONN,
  68         LDAP_BACK_CFG_USETEMP,
  69         LDAP_BACK_CFG_CONNPOOLMAX,
  70         LDAP_BACK_CFG_CANCEL,
  71         LDAP_BACK_CFG_QUARANTINE,
  72         LDAP_BACK_CFG_REWRITE,
  73
  74         LDAP_BACK_CFG_LAST
  75 };
  76
  77 static ConfigTable ldapcfg[] = {
  78         { "uri", "uri", 2, 2, 0,
  79                 ARG_MAGIC|LDAP_BACK_CFG_URI,
  80                 ldap_back_cf_gen, "( OLcfgDbAt:0.14 "
  81                         "NAME 'olcDbURI' "
  82                         "DESC 'URI (list) for remote DSA' "
  83                         "SYNTAX OMsDirectoryString "
  84                         "SINGLE-VALUE )",
  85                 NULL, NULL },
  86         { "tls", "what", 2, 0, 0,
  87                 ARG_MAGIC|LDAP_BACK_CFG_TLS,
  88                 ldap_back_cf_gen, "( OLcfgDbAt:3.1 "
  89                         "NAME 'olcDbStartTLS' "
  90                         "DESC 'StartTLS' "
  91                         "SYNTAX OMsDirectoryString "
  92                         "SINGLE-VALUE )",
  93                 NULL, NULL },
  94         { "acl-authcDN", "DN", 2, 2, 0,
  95                 ARG_DN|ARG_MAGIC|LDAP_BACK_CFG_ACL_AUTHCDN,
  96                 ldap_back_cf_gen, "( OLcfgDbAt:3.2 "
  97                         "NAME 'olcDbACLAuthcDn' "
  98                         "DESC 'Remote ACL administrative identity' "
  99                         "OBSOLETE "
 100                         "SYNTAX OMsDN "
 101                         "SINGLE-VALUE )",
 102                 NULL, NULL },
 103         /* deprecated, will be removed; aliases "acl-authcDN" */
 104         { "binddn", "DN", 2, 2, 0,
 105                 ARG_DN|ARG_MAGIC|LDAP_BACK_CFG_ACL_AUTHCDN,
 106                 ldap_back_cf_gen, NULL, NULL, NULL },
 107         { "acl-passwd", "cred", 2, 2, 0,
 108                 ARG_MAGIC|LDAP_BACK_CFG_ACL_PASSWD,
 109                 ldap_back_cf_gen, "( OLcfgDbAt:3.3 "
 110                         "NAME 'olcDbACLPasswd' "
 111                         "DESC 'Remote ACL administrative identity credentials' "
 112                         "OBSOLETE "
 113                         "SYNTAX OMsDirectoryString "
 114                         "SINGLE-VALUE )",
 115                 NULL, NULL },
 116         /* deprecated, will be removed; aliases "acl-passwd" */
 117         { "bindpw", "cred", 2, 2, 0,
 118                 ARG_MAGIC|LDAP_BACK_CFG_ACL_PASSWD,
 119                 ldap_back_cf_gen, NULL, NULL, NULL },
 120         /* deprecated, will be removed; aliases "acl-bind" */
 121         { "acl-method", "args", 2, 0, 0,
 122                 ARG_MAGIC|LDAP_BACK_CFG_ACL_METHOD,
 123                 ldap_back_cf_gen, NULL, NULL, NULL },
 124         { "acl-bind", "args", 2, 0, 0,
 125                 ARG_MAGIC|LDAP_BACK_CFG_ACL_BIND,
 126                 ldap_back_cf_gen, "( OLcfgDbAt:3.4 "
 127                         "NAME 'olcDbACLBind' "
 128                         "DESC 'Remote ACL administrative identity auth bind configuration' "
 129                         "SYNTAX OMsDirectoryString "
 130                         "SINGLE-VALUE )",
 131                 NULL, NULL },
 132         { "idassert-authcDN", "DN", 2, 2, 0,
 133                 ARG_DN|ARG_MAGIC|LDAP_BACK_CFG_IDASSERT_AUTHCDN,
 134                 ldap_back_cf_gen, "( OLcfgDbAt:3.5 "
 135                         "NAME 'olcDbIDAssertAuthcDn' "
 136                         "DESC 'Remote Identity Assertion administrative identity' "
 137                         "OBSOLETE "
 138                         "SYNTAX OMsDN "
 139                         "SINGLE-VALUE )",
 140                 NULL, NULL },
 141         /* deprecated, will be removed; partially aliases "idassert-authcDN" */
 142         { "proxyauthzdn", "DN", 2, 2, 0,
 143                 ARG_DN|ARG_MAGIC|LDAP_BACK_CFG_IDASSERT_AUTHCDN,
 144                 ldap_back_cf_gen, NULL, NULL, NULL },
 145         { "idassert-passwd", "cred", 2, 2, 0,
 146                 ARG_MAGIC|LDAP_BACK_CFG_IDASSERT_PASSWD,
 147                 ldap_back_cf_gen, "( OLcfgDbAt:3.6 "
 148                         "NAME 'olcDbIDAssertPasswd' "
 149                         "DESC 'Remote Identity Assertion administrative identity credentials' "
 150                         "OBSOLETE "
 151                         "SYNTAX OMsDirectoryString "
 152                         "SINGLE-VALUE )",
 153                 NULL, NULL },
 154         /* deprecated, will be removed; partially aliases "idassert-passwd" */
 155         { "proxyauthzpw", "cred", 2, 2, 0,
 156                 ARG_MAGIC|LDAP_BACK_CFG_IDASSERT_PASSWD,
 157                 ldap_back_cf_gen, NULL, NULL, NULL },
 158         { "idassert-bind", "args", 2, 0, 0,
 159                 ARG_MAGIC|LDAP_BACK_CFG_IDASSERT_BIND,
 160                 ldap_back_cf_gen, "( OLcfgDbAt:3.7 "
 161                         "NAME 'olcDbIDAssertBind' "
 162                         "DESC 'Remote Identity Assertion administrative identity auth bind configuration' "
 163                         "SYNTAX OMsDirectoryString "
 164                         "SINGLE-VALUE )",
 165                 NULL, NULL },
 166         { "idassert-method", "args", 2, 0, 0,
 167                 ARG_MAGIC|LDAP_BACK_CFG_IDASSERT_METHOD,
 168                 ldap_back_cf_gen, NULL, NULL, NULL },
 169         { "idassert-mode", "mode>|u:<user>|[dn:]<DN", 2, 0, 0,
 170                 ARG_STRING|ARG_MAGIC|LDAP_BACK_CFG_IDASSERT_MODE,
 171                 ldap_back_cf_gen, "( OLcfgDbAt:3.8 "
 172                         "NAME 'olcDbIDAssertMode' "
 173                         "DESC 'Remote Identity Assertion mode' "
 174                         "OBSOLETE "
 175                         "SYNTAX OMsDirectoryString "
 176                         "SINGLE-VALUE)",
 177                 NULL, NULL },
 178         { "idassert-authzFrom", "authzRule", 2, 2, 0,
 179                 ARG_MAGIC|LDAP_BACK_CFG_IDASSERT_AUTHZFROM,
 180                 ldap_back_cf_gen, "( OLcfgDbAt:3.9 "
 181                         "NAME 'olcDbIDAssertAuthzFrom' "
 182                         "DESC 'Remote Identity Assertion authz rules' "
 183                         "SYNTAX OMsDirectoryString "
 184                         "X-ORDERED 'VALUES' )",
 185                 NULL, NULL },
 186         { "rebind-as-user", "NO|yes", 1, 2, 0,
 187                 ARG_MAGIC|ARG_ON_OFF|LDAP_BACK_CFG_REBIND,
 188                 ldap_back_cf_gen, "( OLcfgDbAt:3.10 "
 189                         "NAME 'olcDbRebindAsUser' "
 190                         "DESC 'Rebind as user' "
 191                         "SYNTAX OMsBoolean "
 192                         "SINGLE-VALUE )",
 193                 NULL, NULL },
 194         { "chase-referrals", "YES|no", 2, 2, 0,
 195                 ARG_MAGIC|ARG_ON_OFF|LDAP_BACK_CFG_CHASE,
 196                 ldap_back_cf_gen, "( OLcfgDbAt:3.11 "
 197                         "NAME 'olcDbChaseReferrals' "
 198                         "DESC 'Chase referrals' "
 199                         "SYNTAX OMsBoolean "
 200                         "SINGLE-VALUE )",
 201                 NULL, NULL },
 202         { "t-f-support", "NO|yes|discover", 2, 2, 0,
 203                 ARG_MAGIC|LDAP_BACK_CFG_T_F,
 204                 ldap_back_cf_gen, "( OLcfgDbAt:3.12 "
 205                         "NAME 'olcDbTFSupport' "
 206                         "DESC 'Absolute filters support' "
 207                         "SYNTAX OMsDirectoryString "
 208                         "SINGLE-VALUE )",
 209                 NULL, NULL },
 210         { "proxy-whoami", "NO|yes", 1, 2, 0,
 211                 ARG_MAGIC|ARG_ON_OFF|LDAP_BACK_CFG_WHOAMI,
 212                 ldap_back_cf_gen, "( OLcfgDbAt:3.13 "
 213                         "NAME 'olcDbProxyWhoAmI' "
 214                         "DESC 'Proxy whoAmI exop' "
 215                         "SYNTAX OMsBoolean "
 216                         "SINGLE-VALUE )",
 217                 NULL, NULL },
 218         { "timeout", "timeout(list)", 2, 0, 0,
 219                 ARG_MAGIC|LDAP_BACK_CFG_TIMEOUT,
 220                 ldap_back_cf_gen, "( OLcfgDbAt:3.14 "
 221                         "NAME 'olcDbTimeout' "
 222                         "DESC 'Per-operation timeouts' "
 223                         "SYNTAX OMsDirectoryString "
 224                         "SINGLE-VALUE )",
 225                 NULL, NULL },
 226         { "idle-timeout", "timeout", 2, 0, 0,
 227                 ARG_MAGIC|LDAP_BACK_CFG_IDLE_TIMEOUT,
 228                 ldap_back_cf_gen, "( OLcfgDbAt:3.15 "
 229                         "NAME 'olcDbIdleTimeout' "
 230                         "DESC 'connection idle timeout' "
 231                         "SYNTAX OMsDirectoryString "
 232                         "SINGLE-VALUE )",
 233                 NULL, NULL },
 234         { "conn-ttl", "ttl", 2, 0, 0,
 235                 ARG_MAGIC|LDAP_BACK_CFG_CONN_TTL,
 236                 ldap_back_cf_gen, "( OLcfgDbAt:3.16 "
 237                         "NAME 'olcDbConnTtl' "
 238                         "DESC 'connection ttl' "
 239                         "SYNTAX OMsDirectoryString "
 240                         "SINGLE-VALUE )",
 241                 NULL, NULL },
 242         { "network-timeout", "timeout", 2, 0, 0,
 243                 ARG_MAGIC|LDAP_BACK_CFG_NETWORK_TIMEOUT,
 244                 ldap_back_cf_gen, "( OLcfgDbAt:3.17 "
 245                         "NAME 'olcDbNetworkTimeout' "
 246                         "DESC 'connection network timeout' "
 247                         "SYNTAX OMsDirectoryString "
 248                         "SINGLE-VALUE )",
 249                 NULL, NULL },
 250         { "protocol-version", "version", 2, 0, 0,
 251                 ARG_MAGIC|ARG_INT|LDAP_BACK_CFG_VERSION,
 252                 ldap_back_cf_gen, "( OLcfgDbAt:3.18 "
 253                         "NAME 'olcDbProtocolVersion' "
 254                         "DESC 'protocol version' "
 255                         "SYNTAX OMsInteger "
 256                         "SINGLE-VALUE )",
 257                 NULL, NULL },
 258         { "single-conn", "TRUE/FALSE", 2, 0, 0,
 259                 ARG_MAGIC|ARG_ON_OFF|LDAP_BACK_CFG_SINGLECONN,
 260                 ldap_back_cf_gen, "( OLcfgDbAt:3.19 "
 261                         "NAME 'olcDbSingleConn' "
 262                         "DESC 'cache a single connection per identity' "
 263                         "SYNTAX OMsBoolean "
 264                         "SINGLE-VALUE )",
 265                 NULL, NULL },
 266         { "cancel", "ABANDON|ignore|exop", 2, 0, 0,
 267                 ARG_MAGIC|LDAP_BACK_CFG_CANCEL,
 268                 ldap_back_cf_gen, "( OLcfgDbAt:3.20 "
 269                         "NAME 'olcDbCancel' "
 270                         "DESC 'abandon/ignore/exop operations when appropriate' "
 271                         "SYNTAX OMsDirectoryString "
 272                         "SINGLE-VALUE )",
 273                 NULL, NULL },
 274         { "quarantine", "retrylist", 2, 0, 0,
 275                 ARG_MAGIC|LDAP_BACK_CFG_QUARANTINE,
 276                 ldap_back_cf_gen, "( OLcfgDbAt:3.21 "
 277                         "NAME 'olcDbQuarantine' "
 278                         "DESC 'Quarantine database if connection fails and retry according to rule' "
 279                         "SYNTAX OMsDirectoryString "
 280                         "SINGLE-VALUE )",
 281                 NULL, NULL },
 282         { "use-temporary-conn", "TRUE/FALSE", 2, 0, 0,
 283                 ARG_MAGIC|ARG_ON_OFF|LDAP_BACK_CFG_USETEMP,
 284                 ldap_back_cf_gen, "( OLcfgDbAt:3.22 "
 285                         "NAME 'olcDbUseTemporaryConn' "
 286                         "DESC 'Use temporary connections if the cached one is busy' "
 287                         "SYNTAX OMsBoolean "
 288                         "SINGLE-VALUE )",
 289                 NULL, NULL },
 290         { "conn-pool-max", "<n>", 2, 0, 0,
 291                 ARG_MAGIC|ARG_INT|LDAP_BACK_CFG_CONNPOOLMAX,
 292                 ldap_back_cf_gen, "( OLcfgDbAt:3.23 "
 293                         "NAME 'olcDbConnectionPoolMax' "
 294                         "DESC 'Max size of privileged connections pool' "
 295                         "SYNTAX OMsInteger "
 296                         "SINGLE-VALUE )",
 297                 NULL, NULL },
 298         { "suffixmassage", "[virtual]> <real", 2, 3, 0,
 299                 ARG_STRING|ARG_MAGIC|LDAP_BACK_CFG_REWRITE,
 300                 ldap_back_cf_gen, NULL, NULL, NULL },
 301         { "map", "attribute|objectClass> [*|<local>] *|<remote", 3, 4, 0,
 302                 ARG_STRING|ARG_MAGIC|LDAP_BACK_CFG_REWRITE,
 303                 ldap_back_cf_gen, NULL, NULL, NULL },
 304         { "rewrite", "<arglist>", 2, 4, STRLENOF( "rewrite" ),
 305                 ARG_STRING|ARG_MAGIC|LDAP_BACK_CFG_REWRITE,
 306                 ldap_back_cf_gen, NULL, NULL, NULL },
 307         { NULL, NULL, 0, 0, 0, ARG_IGNORED,
 308                 NULL, NULL, NULL, NULL }
 309 };
 310
 311 static ConfigOCs ldapocs[] = {
 312         { "( OLcfgDbOc:3.1 "
 313                 "NAME 'olcLDAPConfig' "
 314                 "DESC 'LDAP backend configuration' "
 315                 "SUP olcDatabaseConfig "
 316                 "MAY ( olcDbURI "
 317                         "$ olcDbStartTLS "
 318                         "$ olcDbACLAuthcDn "
 319                         "$ olcDbACLPasswd "
 320                         "$ olcDbACLBind "
 321                         "$ olcDbIDAssertAuthcDn "
 322                         "$ olcDbIDAssertPasswd "
 323                         "$ olcDbIDAssertBind "
 324                         "$ olcDbIDAssertMode "
 325                         "$ olcDbIDAssertAuthzFrom "
 326                         "$ olcDbRebindAsUser "
 327                         "$ olcDbChaseReferrals "
 328                         "$ olcDbTFSupport "
 329                         "$ olcDbProxyWhoAmI "
 330                         "$ olcDbTimeout "
 331                         "$ olcDbIdleTimeout "
 332                         "$ olcDbSingleConn "
 333                         "$ olcDbCancel "
 334                         "$ olcDbQuarantine "
 335                         "$ olcDbUseTemporaryConn "
 336                         "$ olcDbConnectionPoolMax "
 337                 ") )",
 338                         Cft_Database, ldapcfg},
 339         { NULL, 0, NULL }
 340 };
 341
 342 static slap_verbmasks idassert_mode[] = {
 343         { BER_BVC("self"),              LDAP_BACK_IDASSERT_SELF },
 344         { BER_BVC("anonymous"),         LDAP_BACK_IDASSERT_ANONYMOUS },
 345         { BER_BVC("none"),              LDAP_BACK_IDASSERT_NOASSERT },
 346         { BER_BVC("legacy"),            LDAP_BACK_IDASSERT_LEGACY },
 347         { BER_BVNULL,                   0 }
 348 };
 349
 350 static slap_verbmasks tls_mode[] = {
 351         { BER_BVC( "propagate" ),       LDAP_BACK_F_TLS_PROPAGATE_MASK },
 352         { BER_BVC( "try-propagate" ),   LDAP_BACK_F_PROPAGATE_TLS },
 353         { BER_BVC( "start" ),           LDAP_BACK_F_TLS_USE_MASK },
 354         { BER_BVC( "try-start" ),       LDAP_BACK_F_USE_TLS },
 355         { BER_BVC( "ldaps" ),           LDAP_BACK_F_TLS_LDAPS },
 356         { BER_BVC( "none" ),            LDAP_BACK_F_NONE },
 357         { BER_BVNULL,                   0 }
 358 };
 359
 360 static slap_verbmasks t_f_mode[] = {
 361         { BER_BVC( "yes" ),             LDAP_BACK_F_T_F },
 362         { BER_BVC( "discover" ),        LDAP_BACK_F_T_F_DISCOVER },
 363         { BER_BVC( "no" ),              LDAP_BACK_F_NONE },
 364         { BER_BVNULL,                   0 }
 365 };
 366
 367 static slap_verbmasks cancel_mode[] = {
 368         { BER_BVC( "ignore" ),          LDAP_BACK_F_CANCEL_IGNORE },
 369         { BER_BVC( "exop" ),            LDAP_BACK_F_CANCEL_EXOP },
 370         { BER_BVC( "exop-discover" ),   LDAP_BACK_F_CANCEL_EXOP_DISCOVER },
 371         { BER_BVC( "abandon" ),         LDAP_BACK_F_CANCEL_ABANDON },
 372         { BER_BVNULL,                   0 }
 373 };
 374
 375 /* see enum in slap.h */
 376 static slap_cf_aux_table timeout_table[] = {
 377         { BER_BVC("bind="),     SLAP_OP_BIND * sizeof( time_t ),        'u', 0, NULL },
 378         /* unbind makes no sense */
 379         { BER_BVC("add="),      SLAP_OP_ADD * sizeof( time_t ),         'u', 0, NULL },
 380         { BER_BVC("delete="),   SLAP_OP_DELETE * sizeof( time_t ),      'u', 0, NULL },
 381         { BER_BVC("modrdn="),   SLAP_OP_MODRDN * sizeof( time_t ),      'u', 0, NULL },
 382         { BER_BVC("modify="),   SLAP_OP_MODIFY * sizeof( time_t ),      'u', 0, NULL },
 383         { BER_BVC("compare="),  SLAP_OP_COMPARE * sizeof( time_t ),     'u', 0, NULL },
 384         { BER_BVC("search="),   SLAP_OP_SEARCH * sizeof( time_t ),      'u', 0, NULL },
 385         /* abandon makes little sense */
 386 #if 0   /* not implemented yet */
 387         { BER_BVC("extended="), SLAP_OP_EXTENDED * sizeof( time_t ),    'u', 0, NULL },
 388 #endif
 389         { BER_BVNULL, 0, 0, 0, NULL }
 390 };
 391
 392 int
 393 slap_retry_info_parse(
 394         char                    *in,
 395         slap_retry_info_t       *ri,
 396         char                    *buf,
 397         ber_len_t               buflen )
 398 {
 399         char                    **retrylist = NULL;
 400         int                     rc = 0;
 401         int                     i;
 402
 403         slap_str2clist( &retrylist, in, " ;" );
 404         if ( retrylist == NULL ) {
 405                 return 1;
 406         }
 407
 408         for ( i = 0; retrylist[ i ] != NULL; i++ )
 409                 /* count */ ;
 410
 411         ri->ri_interval = ch_calloc( sizeof( time_t ), i + 1 );
 412         ri->ri_num = ch_calloc( sizeof( int ), i + 1 );
 413
 414         for ( i = 0; retrylist[ i ] != NULL; i++ ) {
 415                 unsigned long   t;
 416                 char            *sep = strchr( retrylist[ i ], ',' );
 417
 418                 if ( sep == NULL ) {
 419                         snprintf( buf, buflen,
 420                                 "missing comma in retry pattern #%d \"%s\"",
 421                                 i, retrylist[ i ] );
 422                         rc = 1;
 423                         goto done;
 424                 }
 425
 426                 *sep++ = '\0';
 427
 428                 if ( lutil_parse_time( retrylist[ i ], &t ) ) {
 429                         snprintf( buf, buflen,
 430                                 "unable to parse interval #%d \"%s\"",
 431                                 i, retrylist[ i ] );
 432                         rc = 1;
 433                         goto done;
 434                 }
 435                 ri->ri_interval[ i ] = (time_t)t;
 436
 437                 if ( strcmp( sep, "+" ) == 0 ) {
 438                         if ( retrylist[ i + 1 ] != NULL ) {
 439                                 snprintf( buf, buflen,
 440                                         "extra cruft after retry pattern "
 441                                         "#%d \"%s,+\" with \"forever\" mark",
 442                                         i, retrylist[ i ] );
 443                                 rc = 1;
 444                                 goto done;
 445                         }
 446                         ri->ri_num[ i ] = SLAP_RETRYNUM_FOREVER;
 447
 448                 } else if ( lutil_atoi( &ri->ri_num[ i ], sep ) ) {
 449                         snprintf( buf, buflen,
 450                                 "unable to parse retry num #%d \"%s\"",
 451                                 i, sep );
 452                         rc = 1;
 453                         goto done;
 454                 }
 455         }
 456
 457         ri->ri_num[ i ] = SLAP_RETRYNUM_TAIL;
 458
 459         ri->ri_idx = 0;
 460         ri->ri_count = 0;
 461         ri->ri_last = (time_t)(-1);
 462
 463 done:;
 464         ldap_charray_free( retrylist );
 465
 466         if ( rc ) {
 467                 slap_retry_info_destroy( ri );
 468         }
 469
 470         return rc;
 471 }
 472
 473 int
 474 slap_retry_info_unparse(
 475         slap_retry_info_t       *ri,
 476         struct berval           *bvout )
 477 {
 478         int             i;
 479         char            buf[ BUFSIZ * 2 ],
 480                         *ptr = buf;
 481         struct berval   bv = BER_BVNULL;
 482
 483         assert( ri != NULL );
 484         assert( bvout != NULL );
 485
 486         BER_BVZERO( bvout );
 487
 488 #define WHATSLEFT       ( sizeof( buf ) - ( ptr - buf ) )
 489
 490         for ( i = 0; ri->ri_num[ i ] != SLAP_RETRYNUM_TAIL; i++ ) {
 491                 if ( i > 0 ) {
 492                         if ( WHATSLEFT <= 1 ) {
 493                                 return 1;
 494                         }
 495                         *ptr++ = ';';
 496                 }
 497
 498                 if ( lutil_unparse_time( ptr, WHATSLEFT, (long)ri->ri_interval[i] ) ) {
 499                         return 1;
 500                 }
 501                 ptr += strlen( ptr );
 502
 503                 if ( WHATSLEFT <= 1 ) {
 504                         return 1;
 505                 }
 506                 *ptr++ = ',';
 507
 508                 if ( ri->ri_num[i] == SLAP_RETRYNUM_FOREVER ) {
 509                         if ( WHATSLEFT <= 1 ) {
 510                                 return 1;
 511                         }
 512                         *ptr++ = '+';
 513
 514                 } else {
 515                         ptr += snprintf( ptr, WHATSLEFT, "%d", ri->ri_num[i] );
 516                         if ( WHATSLEFT <= 0 ) {
 517                                 return 1;
 518                         }
 519                 }
 520         }
 521
 522         bv.bv_val = buf;
 523         bv.bv_len = ptr - buf;
 524
 525         ber_dupbv( bvout, &bv );
 526
 527         return 0;
 528 }
 529
 530 void
 531 slap_retry_info_destroy(
 532         slap_retry_info_t       *ri )
 533 {
 534         assert( ri != NULL );
 535
 536         assert( ri->ri_interval != NULL );
 537         ch_free( ri->ri_interval );
 538         ri->ri_interval = NULL;
 539
 540         assert( ri->ri_num != NULL );
 541         ch_free( ri->ri_num );
 542         ri->ri_num = NULL;
 543 }
 544
 545 static int
 546 slap_idassert_authzfrom_parse( ConfigArgs *c, slap_idassert_t *si )
 547 {
 548         struct berval   bv;
 549         struct berval   in;
 550         int             rc;
 551
 552         if ( strcmp( c->argv[ 1 ], "*" ) == 0
 553                 || strcmp( c->argv[ 1 ], "dn:*" ) == 0
 554                 || strcasecmp( c->argv[ 1 ], "dn.regex:.*" ) == 0 )
 555         {
 556                 if ( si->si_authz != NULL ) {
 557                         snprintf( c->msg, sizeof( c->msg ),
 558                                 "\"idassert-authzFrom <authz>\": "
 559                                 "\"%s\" conflicts with existing authz rules",
 560                                 c->argv[ 1 ] );
 561                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
 562                         return 1;
 563                 }
 564
 565                 si->si_flags |= LDAP_BACK_AUTH_AUTHZ_ALL;
 566
 567                 return 0;
 568
 569         } else if ( ( si->si_flags & LDAP_BACK_AUTH_AUTHZ_ALL ) ) {
 570                 snprintf( c->msg, sizeof( c->msg ),
 571                         "\"idassert-authzFrom <authz>\": "
 572                         "\"<authz>\" conflicts with \"*\"" );
 573                 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
 574                 return 1;
 575         }
 576
 577         ber_str2bv( c->argv[ 1 ], 0, 0, &in );
 578         rc = authzNormalize( 0, NULL, NULL, &in, &bv, NULL );
 579         if ( rc != LDAP_SUCCESS ) {
 580                 snprintf( c->msg, sizeof( c->msg ),
 581                         "\"idassert-authzFrom <authz>\": "
 582                         "invalid syntax" );
 583                 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
 584                 return 1;
 585         }
 586
 587         ber_bvarray_add( &si->si_authz, &bv );
 588
 589         return 0;
 590 }
 591
 592 static int
 593 slap_idassert_parse( ConfigArgs *c, slap_idassert_t *si )
 594 {
 595         int             i;
 596
 597         for ( i = 1; i < c->argc; i++ ) {
 598                 if ( strncasecmp( c->argv[ i ], "mode=", STRLENOF( "mode=" ) ) == 0 ) {
 599                         char    *argvi = c->argv[ i ] + STRLENOF( "mode=" );
 600                         int     j;
 601
 602                         j = verb_to_mask( argvi, idassert_mode );
 603                         if ( BER_BVISNULL( &idassert_mode[ j ].word ) ) {
 604                                 snprintf( c->msg, sizeof( c->msg ),
 605                                         "\"idassert-bind <args>\": "
 606                                         "unknown mode \"%s\"",
 607                                         argvi );
 608                                 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
 609                                 return 1;
 610                         }
 611
 612                         si->si_mode = idassert_mode[ j ].mask;
 613
 614                 } else if ( strncasecmp( c->argv[ i ], "authz=", STRLENOF( "authz=" ) ) == 0 ) {
 615                         char    *argvi = c->argv[ i ] + STRLENOF( "authz=" );
 616
 617                         if ( strcasecmp( argvi, "native" ) == 0 ) {
 618                                 if ( si->si_bc.sb_method != LDAP_AUTH_SASL ) {
 619                                         snprintf( c->msg, sizeof( c->msg ),
 620                                                 "\"idassert-bind <args>\": "
 621                                                 "authz=\"native\" incompatible "
 622                                                 "with auth method" );
 623                                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
 624                                         return 1;
 625                                 }
 626                                 si->si_flags |= LDAP_BACK_AUTH_NATIVE_AUTHZ;
 627
 628                         } else if ( strcasecmp( argvi, "proxyAuthz" ) == 0 ) {
 629                                 si->si_flags &= ~LDAP_BACK_AUTH_NATIVE_AUTHZ;
 630
 631                         } else {
 632                                 snprintf( c->msg, sizeof( c->msg ),
 633                                         "\"idassert-bind <args>\": "
 634                                         "unknown authz \"%s\"",
 635                                         argvi );
 636                                 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
 637                                 return 1;
 638                         }
 639
 640                 } else if ( strncasecmp( c->argv[ i ], "flags=", STRLENOF( "flags=" ) ) == 0 ) {
 641                         char    *argvi = c->argv[ i ] + STRLENOF( "flags=" );
 642                         char    **flags = ldap_str2charray( argvi, "," );
 643                         int     j, err = 0;
 644
 645                         if ( flags == NULL ) {
 646                                 snprintf( c->msg, sizeof( c->msg ),
 647                                         "\"idassert-bind <args>\": "
 648                                         "unable to parse flags \"%s\"",
 649                                         argvi );
 650                                 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
 651                                 return 1;
 652                         }
 653
 654                         for ( j = 0; flags[ j ] != NULL; j++ ) {
 655
 656                                 if ( strcasecmp( flags[ j ], "override" ) == 0 ) {
 657                                         si->si_flags |= LDAP_BACK_AUTH_OVERRIDE;
 658
 659                                 } else if ( strcasecmp( flags[ j ], "prescriptive" ) == 0 ) {
 660                                         si->si_flags |= LDAP_BACK_AUTH_PRESCRIPTIVE;
 661
 662                                 } else if ( strcasecmp( flags[ j ], "non-prescriptive" ) == 0 ) {
 663                                         si->si_flags &= ( ~LDAP_BACK_AUTH_PRESCRIPTIVE );
 664
 665                                 } else if ( strcasecmp( flags[ j ], "obsolete-proxy-authz" ) == 0 ) {
 666                                         if ( si->si_flags & LDAP_BACK_AUTH_OBSOLETE_ENCODING_WORKAROUND ) {
 667                                                 Debug( LDAP_DEBUG_ANY,
 668                                                                 "%s: \"obsolete-proxy-authz\" flag "
 669                                                                 "in \"idassert-mode <args>\" "
 670                                                                 "incompatible with previously issued \"obsolete-encoding-workaround\" flag.\n",
 671                                                                 c->log, 0, 0 );
 672                                                 err = 1;
 673                                                 break;
 674
 675                                         } else {
 676                                                 si->si_flags |= LDAP_BACK_AUTH_OBSOLETE_PROXY_AUTHZ;
 677                                         }
 678
 679                                 } else if ( strcasecmp( flags[ j ], "obsolete-encoding-workaround" ) == 0 ) {
 680                                         if ( si->si_flags & LDAP_BACK_AUTH_OBSOLETE_PROXY_AUTHZ ) {
 681                                                 Debug( LDAP_DEBUG_ANY,
 682                                                                 "%s: \"obsolete-encoding-workaround\" flag "
 683                                                         "in \"idassert-mode <args>\" "
 684                                                         "incompatible with previously issued \"obsolete-proxy-authz\" flag.\n",
 685                                                         c->log, 0, 0 );
 686                                                 err = 1;
 687                                                 break;
 688
 689                                         } else {
 690                                                 si->si_flags |= LDAP_BACK_AUTH_OBSOLETE_ENCODING_WORKAROUND;
 691                                         }
 692
 693                                 } else {
 694                                         snprintf( c->msg, sizeof( c->msg ),
 695                                                 "\"idassert-bind <args>\": "
 696                                                 "unknown flag \"%s\"",
 697                                                 flags[ j ] );
 698                                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
 699                                         err = 1;
 700                                         break;
 701                                 }
 702                         }
 703
 704                         ldap_charray_free( flags );
 705                         if ( err ) {
 706                                 return 1;
 707                         }
 708
 709                 } else if ( bindconf_parse( c->argv[ i ], &si->si_bc ) ) {
 710                         return 1;
 711                 }
 712         }
 713         bindconf_tls_defaults( &si->si_bc );
 714
 715         return 0;
 716 }
 717
 718 /* NOTE: temporary, until back-meta is ported to back-config */
 719 int
 720 slap_idassert_authzfrom_parse_cf( const char *fname, int lineno, const char *arg, slap_idassert_t *si )
 721 {
 722         ConfigArgs      c = { 0 };
 723         char            *argv[ 3 ];
 724
 725         snprintf( c.log, sizeof( c.log ), "%s: line %d", fname, lineno );
 726         c.argc = 2;
 727         c.argv = argv;
 728         argv[ 0 ] = "idassert-authzFrom";
 729         argv[ 1 ] = (char *)arg;
 730         argv[ 2 ] = NULL;
 731
 732         return slap_idassert_authzfrom_parse( &c, si );
 733 }
 734
 735 int
 736 slap_idassert_parse_cf( const char *fname, int lineno, int argc, char *argv[], slap_idassert_t *si )
 737 {
 738         ConfigArgs      c = { 0 };
 739
 740         snprintf( c.log, sizeof( c.log ), "%s: line %d", fname, lineno );
 741         c.argc = argc;
 742         c.argv = argv;
 743
 744         return slap_idassert_parse( &c, si );
 745 }
 746
 747 static int
 748 ldap_back_cf_gen( ConfigArgs *c )
 749 {
 750         ldapinfo_t      *li = ( ldapinfo_t * )c->be->be_private;
 751         int             rc = 0;
 752         int             i;
 753
 754         if ( c->op == SLAP_CONFIG_EMIT ) {
 755                 struct berval   bv = BER_BVNULL;
 756
 757                 if ( li == NULL ) {
 758                         return 1;
 759                 }
 760
 761                 switch( c->type ) {
 762                 case LDAP_BACK_CFG_URI:
 763                         if ( li->li_uri != NULL ) {
 764                                 struct berval   bv, bv2;
 765
 766                                 ber_str2bv( li->li_uri, 0, 0, &bv );
 767                                 bv2.bv_len = bv.bv_len + STRLENOF( "\"\"" );
 768                                 bv2.bv_val = ch_malloc( bv2.bv_len + 1 );
 769                                 snprintf( bv2.bv_val, bv2.bv_len + 1,
 770                                         "\"%s\"", bv.bv_val );
 771                                 ber_bvarray_add( &c->rvalue_vals, &bv2 );
 772
 773                         } else {
 774                                 rc = 1;
 775                         }
 776                         break;
 777
 778                 case LDAP_BACK_CFG_TLS: {
 779                         struct berval bc = BER_BVNULL, bv2;
 780                         enum_to_verb( tls_mode, ( li->li_flags & LDAP_BACK_F_TLS_MASK ), &bv );
 781                         assert( !BER_BVISNULL( &bv ) );
 782                         bindconf_tls_unparse( &li->li_tls, &bc );
 783
 784                         if ( !BER_BVISEMPTY( &bc )) {
 785                                 bv2.bv_len = bv.bv_len + bc.bv_len + 1;
 786                                 bv2.bv_val = ch_malloc( bv2.bv_len + 1 );
 787                                 strcpy( bv2.bv_val, bv.bv_val );
 788                                 bv2.bv_val[bv.bv_len] = ' ';
 789                                 strcpy( &bv2.bv_val[bv.bv_len + 1], bc.bv_val );
 790                                 ber_bvarray_add( &c->rvalue_vals, &bv2 );
 791
 792                         } else {
 793                                 value_add_one( &c->rvalue_vals, &bv );
 794                         }
 795                         ber_memfree( bc.bv_val );
 796                         }
 797                         break;
 798
 799                 case LDAP_BACK_CFG_ACL_AUTHCDN:
 800                 case LDAP_BACK_CFG_ACL_PASSWD:
 801                 case LDAP_BACK_CFG_ACL_METHOD:
 802                         /* handled by LDAP_BACK_CFG_ACL_BIND */
 803                         rc = 1;
 804                         break;
 805
 806                 case LDAP_BACK_CFG_ACL_BIND: {
 807                         int     i;
 808
 809                         if ( li->li_acl_authmethod == LDAP_AUTH_NONE ) {
 810                                 return 1;
 811                         }
 812
 813                         bindconf_unparse( &li->li_acl, &bv );
 814
 815                         for ( i = 0; isspace( (unsigned char) bv.bv_val[ i ] ); i++ )
 816                                 /* count spaces */ ;
 817
 818                         if ( i ) {
 819                                 bv.bv_len -= i;
 820                                 AC_MEMCPY( bv.bv_val, &bv.bv_val[ i ],
 821                                         bv.bv_len + 1 );
 822                         }
 823
 824                         ber_bvarray_add( &c->rvalue_vals, &bv );
 825                         break;
 826                 }
 827
 828                 case LDAP_BACK_CFG_IDASSERT_MODE:
 829                 case LDAP_BACK_CFG_IDASSERT_AUTHCDN:
 830                 case LDAP_BACK_CFG_IDASSERT_PASSWD:
 831                 case LDAP_BACK_CFG_IDASSERT_METHOD:
 832                         /* handled by LDAP_BACK_CFG_IDASSERT_BIND */
 833                         rc = 1;
 834                         break;
 835
 836                 case LDAP_BACK_CFG_IDASSERT_AUTHZFROM: {
 837                         int             i;
 838
 839                         if ( li->li_idassert_authz == NULL ) {
 840                                 if ( ( li->li_idassert_flags & LDAP_BACK_AUTH_AUTHZ_ALL ) ) {
 841                                         BER_BVSTR( &bv, "*" );
 842                                         value_add_one( &c->rvalue_vals, &bv );
 843
 844                                 } else {
 845                                         rc = 1;
 846                                 }
 847                                 break;
 848                         }
 849
 850                         for ( i = 0; !BER_BVISNULL( &li->li_idassert_authz[ i ] ); i++ )
 851                         {
 852                                 value_add_one( &c->rvalue_vals, &li->li_idassert_authz[ i ] );
 853                         }
 854                         break;
 855                 }
 856
 857                 case LDAP_BACK_CFG_IDASSERT_BIND: {
 858                         int             i;
 859                         struct berval   bc = BER_BVNULL;
 860                         char            *ptr;
 861
 862                         if ( li->li_idassert_authmethod == LDAP_AUTH_NONE ) {
 863                                 return 1;
 864                         }
 865
 866                         if ( li->li_idassert_authmethod != LDAP_AUTH_NONE ) {
 867                                 ber_len_t       len;
 868
 869                                 switch ( li->li_idassert_mode ) {
 870                                 case LDAP_BACK_IDASSERT_OTHERID:
 871                                 case LDAP_BACK_IDASSERT_OTHERDN:
 872                                         break;
 873
 874                                 default: {
 875                                         struct berval   mode = BER_BVNULL;
 876
 877                                         enum_to_verb( idassert_mode, li->li_idassert_mode, &mode );
 878                                         if ( BER_BVISNULL( &mode ) ) {
 879                                                 /* there's something wrong... */
 880                                                 assert( 0 );
 881                                                 rc = 1;
 882
 883                                         } else {
 884                                                 bv.bv_len = STRLENOF( "mode=" ) + mode.bv_len;
 885                                                 bv.bv_val = ch_malloc( bv.bv_len + 1 );
 886
 887                                                 ptr = lutil_strcopy( bv.bv_val, "mode=" );
 888                                                 ptr = lutil_strcopy( ptr, mode.bv_val );
 889                                         }
 890                                         break;
 891                                 }
 892                                 }
 893
 894                                 if ( li->li_idassert_flags & LDAP_BACK_AUTH_NATIVE_AUTHZ ) {
 895                                         len = bv.bv_len + STRLENOF( "authz=native" );
 896
 897                                         if ( !BER_BVISEMPTY( &bv ) ) {
 898                                                 len += STRLENOF( " " );
 899                                         }
 900
 901                                         bv.bv_val = ch_realloc( bv.bv_val, len + 1 );
 902
 903                                         ptr = &bv.bv_val[ bv.bv_len ];
 904
 905                                         if ( !BER_BVISEMPTY( &bv ) ) {
 906                                                 ptr = lutil_strcopy( ptr, " " );
 907                                         }
 908
 909                                         (void)lutil_strcopy( ptr, "authz=native" );
 910                                 }
 911
 912                                 len = bv.bv_len + STRLENOF( "flags=non-prescriptive,override,obsolete-encoding-workaround" );
 913                                 /* flags */
 914                                 if ( !BER_BVISEMPTY( &bv ) ) {
 915                                         len += STRLENOF( " " );
 916                                 }
 917
 918                                 bv.bv_val = ch_realloc( bv.bv_val, len + 1 );
 919
 920                                 ptr = &bv.bv_val[ bv.bv_len ];
 921
 922                                 if ( !BER_BVISEMPTY( &bv ) ) {
 923                                         ptr = lutil_strcopy( ptr, " " );
 924                                 }
 925
 926                                 ptr = lutil_strcopy( ptr, "flags=" );
 927
 928                                 if ( li->li_idassert_flags & LDAP_BACK_AUTH_PRESCRIPTIVE ) {
 929                                         ptr = lutil_strcopy( ptr, "prescriptive" );
 930                                 } else {
 931                                         ptr = lutil_strcopy( ptr, "non-prescriptive" );
 932                                 }
 933
 934                                 if ( li->li_idassert_flags & LDAP_BACK_AUTH_OVERRIDE ) {
 935                                         ptr = lutil_strcopy( ptr, ",override" );
 936                                 }
 937
 938                                 if ( li->li_idassert_flags & LDAP_BACK_AUTH_OBSOLETE_PROXY_AUTHZ ) {
 939                                         ptr = lutil_strcopy( ptr, ",obsolete-proxy-authz" );
 940
 941                                 } else if ( li->li_idassert_flags & LDAP_BACK_AUTH_OBSOLETE_ENCODING_WORKAROUND ) {
 942                                         ptr = lutil_strcopy( ptr, ",obsolete-encoding-workaround" );
 943                                 }
 944
 945                                 bv.bv_len = ( ptr - bv.bv_val );
 946                                 /* end-of-flags */
 947                         }
 948
 949                         bindconf_unparse( &li->li_idassert.si_bc, &bc );
 950
 951                         if ( !BER_BVISNULL( &bv ) ) {
 952                                 ber_len_t       len = bv.bv_len + bc.bv_len;
 953
 954                                 bv.bv_val = ch_realloc( bv.bv_val, len + 1 );
 955
 956                                 assert( bc.bv_val[ 0 ] == ' ' );
 957
 958                                 ptr = lutil_strcopy( &bv.bv_val[ bv.bv_len ], bc.bv_val );
 959                                 free( bc.bv_val );
 960                                 bv.bv_len = ptr - bv.bv_val;
 961
 962                         } else {
 963                                 for ( i = 0; isspace( (unsigned char) bc.bv_val[ i ] ); i++ )
 964                                         /* count spaces */ ;
 965
 966                                 if ( i ) {
 967                                         bc.bv_len -= i;
 968                                         AC_MEMCPY( bc.bv_val, &bc.bv_val[ i ], bc.bv_len + 1 );
 969                                 }
 970
 971                                 bv = bc;
 972                         }
 973
 974                         ber_bvarray_add( &c->rvalue_vals, &bv );
 975
 976                         break;
 977                 }
 978
 979                 case LDAP_BACK_CFG_REBIND:
 980                         c->value_int = LDAP_BACK_SAVECRED( li );
 981                         break;
 982
 983                 case LDAP_BACK_CFG_CHASE:
 984                         c->value_int = LDAP_BACK_CHASE_REFERRALS( li );
 985                         break;
 986
 987                 case LDAP_BACK_CFG_T_F:
 988                         enum_to_verb( t_f_mode, (li->li_flags & LDAP_BACK_F_T_F_MASK2), &bv );
 989                         if ( BER_BVISNULL( &bv ) ) {
 990                                 /* there's something wrong... */
 991                                 assert( 0 );
 992                                 rc = 1;
 993
 994                         } else {
 995                                 value_add_one( &c->rvalue_vals, &bv );
 996                         }
 997                         break;
 998
 999                 case LDAP_BACK_CFG_WHOAMI:
1000                         c->value_int = LDAP_BACK_PROXY_WHOAMI( li );
1001                         break;
1002
1003                 case LDAP_BACK_CFG_TIMEOUT:
1004                         BER_BVZERO( &bv );
1005
1006                         for ( i = 0; i < SLAP_OP_LAST; i++ ) {
1007                                 if ( li->li_timeout[ i ] != 0 ) {
1008                                         break;
1009                                 }
1010                         }
1011
1012                         if ( i == SLAP_OP_LAST ) {
1013                                 return 1;
1014                         }
1015
1016                         slap_cf_aux_table_unparse( li->li_timeout, &bv, timeout_table );
1017
1018                         if ( BER_BVISNULL( &bv ) ) {
1019                                 return 1;
1020                         }
1021
1022                         for ( i = 0; isspace( (unsigned char) bv.bv_val[ i ] ); i++ )
1023                                 /* count spaces */ ;
1024
1025                         if ( i ) {
1026                                 bv.bv_len -= i;
1027                                 AC_MEMCPY( bv.bv_val, &bv.bv_val[ i ],
1028                                         bv.bv_len + 1 );
1029                         }
1030
1031                         ber_bvarray_add( &c->rvalue_vals, &bv );
1032                         break;
1033
1034                 case LDAP_BACK_CFG_IDLE_TIMEOUT: {
1035                         char    buf[ SLAP_TEXT_BUFLEN ];
1036
1037                         if ( li->li_idle_timeout == 0 ) {
1038                                 return 1;
1039                         }
1040
1041                         lutil_unparse_time( buf, sizeof( buf ), li->li_idle_timeout );
1042                         ber_str2bv( buf, 0, 0, &bv );
1043                         value_add_one( &c->rvalue_vals, &bv );
1044                         } break;
1045
1046                 case LDAP_BACK_CFG_CONN_TTL: {
1047                         char    buf[ SLAP_TEXT_BUFLEN ];
1048
1049                         if ( li->li_conn_ttl == 0 ) {
1050                                 return 1;
1051                         }
1052
1053                         lutil_unparse_time( buf, sizeof( buf ), li->li_conn_ttl );
1054                         ber_str2bv( buf, 0, 0, &bv );
1055                         value_add_one( &c->rvalue_vals, &bv );
1056                         } break;
1057
1058                 case LDAP_BACK_CFG_NETWORK_TIMEOUT: {
1059                         char    buf[ SLAP_TEXT_BUFLEN ];
1060
1061                         if ( li->li_network_timeout == 0 ) {
1062                                 return 1;
1063                         }
1064
1065                         snprintf( buf, sizeof( buf ), "%ld",
1066                                 (long)li->li_network_timeout );
1067                         ber_str2bv( buf, 0, 0, &bv );
1068                         value_add_one( &c->rvalue_vals, &bv );
1069                         } break;
1070
1071                 case LDAP_BACK_CFG_VERSION:
1072                         if ( li->li_version == 0 ) {
1073                                 return 1;
1074                         }
1075
1076                         c->value_int = li->li_version;
1077                         break;
1078
1079                 case LDAP_BACK_CFG_SINGLECONN:
1080                         c->value_int = LDAP_BACK_SINGLECONN( li );
1081                         break;
1082
1083                 case LDAP_BACK_CFG_USETEMP:
1084                         c->value_int = LDAP_BACK_USE_TEMPORARIES( li );
1085                         break;
1086
1087                 case LDAP_BACK_CFG_CONNPOOLMAX:
1088                         c->value_int = li->li_conn_priv_max;
1089                         break;
1090
1091                 case LDAP_BACK_CFG_CANCEL: {
1092                         slap_mask_t     mask = LDAP_BACK_F_CANCEL_MASK2;
1093
1094                         if ( LDAP_BACK_CANCEL_DISCOVER( li ) ) {
1095                                 mask &= ~LDAP_BACK_F_CANCEL_EXOP;
1096                         }
1097                         enum_to_verb( cancel_mode, (li->li_flags & mask), &bv );
1098                         if ( BER_BVISNULL( &bv ) ) {
1099                                 /* there's something wrong... */
1100                                 assert( 0 );
1101                                 rc = 1;
1102
1103                         } else {
1104                                 value_add_one( &c->rvalue_vals, &bv );
1105                         }
1106                         } break;
1107
1108                 case LDAP_BACK_CFG_QUARANTINE:
1109                         if ( !LDAP_BACK_QUARANTINE( li ) ) {
1110                                 rc = 1;
1111                                 break;
1112                         }
1113
1114                         rc = slap_retry_info_unparse( &li->li_quarantine, &bv );
1115                         if ( rc == 0 ) {
1116                                 ber_bvarray_add( &c->rvalue_vals, &bv );
1117                         }
1118                         break;
1119
1120                 default:
1121                         /* FIXME: we need to handle all... */
1122                         assert( 0 );
1123                         break;
1124                 }
1125                 return rc;
1126
1127         } else if ( c->op == LDAP_MOD_DELETE ) {
1128                 switch( c->type ) {
1129                 case LDAP_BACK_CFG_URI:
1130                         if ( li->li_uri != NULL ) {
1131                                 ch_free( li->li_uri );
1132                                 li->li_uri = NULL;
1133
1134                                 assert( li->li_bvuri != NULL );
1135                                 ber_bvarray_free( li->li_bvuri );
1136                                 li->li_bvuri = NULL;
1137                         }
1138
1139                         /* better cleanup the cached connections... */
1140                         /* NOTE: don't worry about locking: if we got here,
1141                          * other threads are suspended. */
1142                         if ( li->li_conninfo.lai_tree != NULL ) {
1143                                 avl_free( li->li_conninfo.lai_tree, ldap_back_conn_free );
1144                                 li->li_conninfo.lai_tree = NULL;
1145                         }
1146
1147                         break;
1148
1149                 case LDAP_BACK_CFG_TLS:
1150                         rc = 1;
1151                         break;
1152
1153                 case LDAP_BACK_CFG_ACL_AUTHCDN:
1154                 case LDAP_BACK_CFG_ACL_PASSWD:
1155                 case LDAP_BACK_CFG_ACL_METHOD:
1156                         /* handled by LDAP_BACK_CFG_ACL_BIND */
1157                         rc = 1;
1158                         break;
1159
1160                 case LDAP_BACK_CFG_ACL_BIND:
1161                         bindconf_free( &li->li_acl );
1162                         break;
1163
1164                 case LDAP_BACK_CFG_IDASSERT_MODE:
1165                 case LDAP_BACK_CFG_IDASSERT_AUTHCDN:
1166                 case LDAP_BACK_CFG_IDASSERT_PASSWD:
1167                 case LDAP_BACK_CFG_IDASSERT_METHOD:
1168                         /* handled by LDAP_BACK_CFG_IDASSERT_BIND */
1169                         rc = 1;
1170                         break;
1171
1172                 case LDAP_BACK_CFG_IDASSERT_AUTHZFROM:
1173                         if ( li->li_idassert_authz != NULL ) {
1174                                 ber_bvarray_free( li->li_idassert_authz );
1175                                 li->li_idassert_authz = NULL;
1176                         }
1177                         break;
1178
1179                 case LDAP_BACK_CFG_IDASSERT_BIND:
1180                         bindconf_free( &li->li_idassert.si_bc );
1181                         break;
1182
1183                 case LDAP_BACK_CFG_REBIND:
1184                 case LDAP_BACK_CFG_CHASE:
1185                 case LDAP_BACK_CFG_T_F:
1186                 case LDAP_BACK_CFG_WHOAMI:
1187                 case LDAP_BACK_CFG_CANCEL:
1188                         rc = 1;
1189                         break;
1190
1191                 case LDAP_BACK_CFG_TIMEOUT:
1192                         for ( i = 0; i < SLAP_OP_LAST; i++ ) {
1193                                 li->li_timeout[ i ] = 0;
1194                         }
1195                         break;
1196
1197                 case LDAP_BACK_CFG_IDLE_TIMEOUT:
1198                         li->li_idle_timeout = 0;
1199                         break;
1200
1201                 case LDAP_BACK_CFG_CONN_TTL:
1202                         li->li_conn_ttl = 0;
1203                         break;
1204
1205                 case LDAP_BACK_CFG_NETWORK_TIMEOUT:
1206                         li->li_network_timeout = 0;
1207                         break;
1208
1209                 case LDAP_BACK_CFG_VERSION:
1210                         li->li_version = 0;
1211                         break;
1212
1213                 case LDAP_BACK_CFG_SINGLECONN:
1214                         li->li_flags &= ~LDAP_BACK_F_SINGLECONN;
1215                         break;
1216
1217                 case LDAP_BACK_CFG_USETEMP:
1218                         li->li_flags &= ~LDAP_BACK_F_USE_TEMPORARIES;
1219                         break;
1220
1221                 case LDAP_BACK_CFG_CONNPOOLMAX:
1222                         li->li_conn_priv_max = LDAP_BACK_CONN_PRIV_MIN;
1223                         break;
1224
1225                 case LDAP_BACK_CFG_QUARANTINE:
1226                         if ( !LDAP_BACK_QUARANTINE( li ) ) {
1227                                 break;
1228                         }
1229
1230                         slap_retry_info_destroy( &li->li_quarantine );
1231                         ldap_pvt_thread_mutex_destroy( &li->li_quarantine_mutex );
1232                         li->li_isquarantined = 0;
1233                         break;
1234
1235                 default:
1236                         /* FIXME: we need to handle all... */
1237                         assert( 0 );
1238                         break;
1239                 }
1240                 return rc;
1241
1242         }
1243
1244         switch( c->type ) {
1245         case LDAP_BACK_CFG_URI: {
1246                 LDAPURLDesc     *tmpludp, *lud;
1247                 char            **urllist = NULL;
1248                 int             urlrc = LDAP_URL_SUCCESS, i;
1249
1250                 if ( li->li_uri != NULL ) {
1251                         ch_free( li->li_uri );
1252                         li->li_uri = NULL;
1253
1254                         assert( li->li_bvuri != NULL );
1255                         ber_bvarray_free( li->li_bvuri );
1256                         li->li_bvuri = NULL;
1257                 }
1258
1259                 /* PARANOID: DN and more are not required nor allowed */
1260                 urlrc = ldap_url_parselist_ext( &lud, c->argv[ 1 ], ", \t", LDAP_PVT_URL_PARSE_NONE );
1261                 if ( urlrc != LDAP_URL_SUCCESS ) {
1262                         char    *why;
1263
1264                         switch ( urlrc ) {
1265                         case LDAP_URL_ERR_MEM:
1266                                 why = "no memory";
1267                                 break;
1268                         case LDAP_URL_ERR_PARAM:
1269                                 why = "parameter is bad";
1270                                 break;
1271                         case LDAP_URL_ERR_BADSCHEME:
1272                                 why = "URL doesn't begin with \"[c]ldap[si]://\"";
1273                                 break;
1274                         case LDAP_URL_ERR_BADENCLOSURE:
1275                                 why = "URL is missing trailing \">\"";
1276                                 break;
1277                         case LDAP_URL_ERR_BADURL:
1278                                 why = "URL is bad";
1279                                 break;
1280                         case LDAP_URL_ERR_BADHOST:
1281                                 why = "host/port is bad";
1282                                 break;
1283                         case LDAP_URL_ERR_BADATTRS:
1284                                 why = "bad (or missing) attributes";
1285                                 break;
1286                         case LDAP_URL_ERR_BADSCOPE:
1287                                 why = "scope string is invalid (or missing)";
1288                                 break;
1289                         case LDAP_URL_ERR_BADFILTER:
1290                                 why = "bad or missing filter";
1291                                 break;
1292                         case LDAP_URL_ERR_BADEXTS:
1293                                 why = "bad or missing extensions";
1294                                 break;
1295                         default:
1296                                 why = "unknown reason";
1297                                 break;
1298                         }
1299                         snprintf( c->msg, sizeof( c->msg),
1300                                         "unable to parse uri \"%s\" "
1301                                         "in \"uri <uri>\" line: %s",
1302                                         c->value_string, why );
1303                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
1304                         urlrc = 1;
1305                         goto done_url;
1306                 }
1307
1308                 for ( i = 0, tmpludp = lud;
1309                                 tmpludp;
1310                                 i++, tmpludp = tmpludp->lud_next )
1311                 {
1312                         if ( ( tmpludp->lud_dn != NULL
1313                                                 && tmpludp->lud_dn[0] != '\0' )
1314                                         || tmpludp->lud_attrs != NULL
1315                                         /* || tmpludp->lud_scope != LDAP_SCOPE_DEFAULT */
1316                                         || tmpludp->lud_filter != NULL
1317                                         || tmpludp->lud_exts != NULL )
1318                         {
1319                                 snprintf( c->msg, sizeof( c->msg ),
1320                                                 "warning, only protocol, "
1321                                                 "host and port allowed "
1322                                                 "in \"uri <uri>\" statement "
1323                                                 "for uri #%d of \"%s\"",
1324                                                 i, c->argv[ 1 ] );
1325                                 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
1326                         }
1327                 }
1328
1329                 for ( i = 0, tmpludp = lud;
1330                                 tmpludp;
1331                                 i++, tmpludp = tmpludp->lud_next )
1332                         /* just count */
1333                         ;
1334                 urllist = ch_calloc( sizeof( char * ), i + 1 );
1335
1336                 for ( i = 0, tmpludp = lud;
1337                                 tmpludp;
1338                                 i++, tmpludp = tmpludp->lud_next )
1339                 {
1340                         LDAPURLDesc     tmplud;
1341
1342                         tmplud = *tmpludp;
1343                         tmplud.lud_dn = "";
1344                         tmplud.lud_attrs = NULL;
1345                         tmplud.lud_filter = NULL;
1346                         if ( !ldap_is_ldapi_url( tmplud.lud_scheme ) ) {
1347                                 tmplud.lud_exts = NULL;
1348                                 tmplud.lud_crit_exts = 0;
1349                         }
1350
1351                         urllist[ i ]  = ldap_url_desc2str( &tmplud );
1352
1353                         if ( urllist[ i ] == NULL ) {
1354                                 snprintf( c->msg, sizeof( c->msg),
1355                                         "unable to rebuild uri "
1356                                         "in \"uri <uri>\" statement "
1357                                         "for \"%s\"",
1358                                         c->argv[ 1 ] );
1359                                 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
1360                                 urlrc = 1;
1361                                 goto done_url;
1362                         }
1363                 }
1364
1365                 li->li_uri = ldap_charray2str( urllist, " " );
1366                 for ( i = 0; urllist[ i ] != NULL; i++ ) {
1367                         struct berval   bv;
1368
1369                         ber_str2bv( urllist[ i ], 0, 0, &bv );
1370                         ber_bvarray_add( &li->li_bvuri, &bv );
1371                         urllist[ i ] = NULL;
1372                 }
1373                 ldap_memfree( urllist );
1374                 urllist = NULL;
1375
1376 done_url:;
1377                 if ( urllist ) {
1378                         ldap_charray_free( urllist );
1379                 }
1380                 if ( lud ) {
1381                         ldap_free_urllist( lud );
1382                 }
1383                 if ( urlrc != LDAP_URL_SUCCESS ) {
1384                         return 1;
1385                 }
1386                 break;
1387         }
1388
1389         case LDAP_BACK_CFG_TLS:
1390                 i = verb_to_mask( c->argv[1], tls_mode );
1391                 if ( BER_BVISNULL( &tls_mode[i].word ) ) {
1392                         return 1;
1393                 }
1394                 li->li_flags &= ~LDAP_BACK_F_TLS_MASK;
1395                 li->li_flags |= tls_mode[i].mask;
1396                 if ( c->argc > 2 ) {
1397                         for ( i=2; i<c->argc; i++ ) {
1398                                 if ( bindconf_tls_parse( c->argv[i], &li->li_tls ))
1399                                         return 1;
1400                         }
1401                         bindconf_tls_defaults( &li->li_tls );
1402                 }
1403                 break;
1404
1405         case LDAP_BACK_CFG_ACL_AUTHCDN:
1406                 switch ( li->li_acl_authmethod ) {
1407                 case LDAP_AUTH_NONE:
1408                         li->li_acl_authmethod = LDAP_AUTH_SIMPLE;
1409                         break;
1410
1411                 case LDAP_AUTH_SIMPLE:
1412                         break;
1413
1414                 default:
1415                         snprintf( c->msg, sizeof( c->msg),
1416                                 "\"acl-authcDN <DN>\" incompatible "
1417                                 "with auth method %d",
1418                                 li->li_acl_authmethod );
1419                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
1420                         return 1;
1421                 }
1422                 if ( !BER_BVISNULL( &li->li_acl_authcDN ) ) {
1423                         free( li->li_acl_authcDN.bv_val );
1424                 }
1425                 ber_memfree_x( c->value_dn.bv_val, NULL );
1426                 li->li_acl_authcDN = c->value_ndn;
1427                 BER_BVZERO( &c->value_dn );
1428                 BER_BVZERO( &c->value_ndn );
1429                 break;
1430
1431         case LDAP_BACK_CFG_ACL_PASSWD:
1432                 switch ( li->li_acl_authmethod ) {
1433                 case LDAP_AUTH_NONE:
1434                         li->li_acl_authmethod = LDAP_AUTH_SIMPLE;
1435                         break;
1436
1437                 case LDAP_AUTH_SIMPLE:
1438                         break;
1439
1440                 default:
1441                         snprintf( c->msg, sizeof( c->msg ),
1442                                 "\"acl-passwd <cred>\" incompatible "
1443                                 "with auth method %d",
1444                                 li->li_acl_authmethod );
1445                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
1446                         return 1;
1447                 }
1448                 if ( !BER_BVISNULL( &li->li_acl_passwd ) ) {
1449                         free( li->li_acl_passwd.bv_val );
1450                 }
1451                 ber_str2bv( c->argv[ 1 ], 0, 1, &li->li_acl_passwd );
1452                 break;
1453
1454         case LDAP_BACK_CFG_ACL_METHOD:
1455         case LDAP_BACK_CFG_ACL_BIND:
1456                 for ( i = 1; i < c->argc; i++ ) {
1457                         if ( bindconf_parse( c->argv[ i ], &li->li_acl ) ) {
1458                                 return 1;
1459                         }
1460                 }
1461                 bindconf_tls_defaults( &li->li_acl );
1462                 break;
1463
1464         case LDAP_BACK_CFG_IDASSERT_MODE:
1465                 i = verb_to_mask( c->argv[1], idassert_mode );
1466                 if ( BER_BVISNULL( &idassert_mode[i].word ) ) {
1467                         if ( strncasecmp( c->argv[1], "u:", STRLENOF( "u:" ) ) == 0 ) {
1468                                 li->li_idassert_mode = LDAP_BACK_IDASSERT_OTHERID;
1469                                 ber_str2bv( c->argv[1], 0, 1, &li->li_idassert_authzID );
1470                                 li->li_idassert_authzID.bv_val[ 0 ] = 'u';
1471
1472                         } else {
1473                                 struct berval   id, ndn;
1474
1475                                 ber_str2bv( c->argv[1], 0, 0, &id );
1476
1477                                 if ( strncasecmp( c->argv[1], "dn:", STRLENOF( "dn:" ) ) == 0 ) {
1478                                         id.bv_val += STRLENOF( "dn:" );
1479                                         id.bv_len -= STRLENOF( "dn:" );
1480                                 }
1481
1482                                 rc = dnNormalize( 0, NULL, NULL, &id, &ndn, NULL );
1483                                 if ( rc != LDAP_SUCCESS ) {
1484                                         Debug( LDAP_DEBUG_ANY,
1485                                                 "%s: line %d: idassert ID \"%s\" is not a valid DN\n",
1486                                                 c->fname, c->lineno, c->argv[1] );
1487                                         return 1;
1488                                 }
1489
1490                                 li->li_idassert_authzID.bv_len = STRLENOF( "dn:" ) + ndn.bv_len;
1491                                 li->li_idassert_authzID.bv_val = ch_malloc( li->li_idassert_authzID.bv_len + 1 );
1492                                 AC_MEMCPY( li->li_idassert_authzID.bv_val, "dn:", STRLENOF( "dn:" ) );
1493                                 AC_MEMCPY( &li->li_idassert_authzID.bv_val[ STRLENOF( "dn:" ) ], ndn.bv_val, ndn.bv_len + 1 );
1494                                 ch_free( ndn.bv_val );
1495
1496                                 li->li_idassert_mode = LDAP_BACK_IDASSERT_OTHERDN;
1497                         }
1498
1499                 } else {
1500                         li->li_idassert_mode = idassert_mode[i].mask;
1501                 }
1502
1503                 if ( c->argc > 2 ) {
1504                         int     i;
1505
1506                         for ( i = 2; i < c->argc; i++ ) {
1507                                 if ( strcasecmp( c->argv[ i ], "override" ) == 0 ) {
1508                                         li->li_idassert_flags |= LDAP_BACK_AUTH_OVERRIDE;
1509
1510                                 } else if ( strcasecmp( c->argv[ i ], "prescriptive" ) == 0 ) {
1511                                         li->li_idassert_flags |= LDAP_BACK_AUTH_PRESCRIPTIVE;
1512
1513                                 } else if ( strcasecmp( c->argv[ i ], "non-prescriptive" ) == 0 ) {
1514                                         li->li_idassert_flags &= ( ~LDAP_BACK_AUTH_PRESCRIPTIVE );
1515
1516                                 } else if ( strcasecmp( c->argv[ i ], "obsolete-proxy-authz" ) == 0 ) {
1517                                         if ( li->li_idassert_flags & LDAP_BACK_AUTH_OBSOLETE_ENCODING_WORKAROUND ) {
1518                                                 Debug( LDAP_DEBUG_ANY,
1519                                                         "%s: line %d: \"obsolete-proxy-authz\" flag "
1520                                                         "in \"idassert-mode <args>\" "
1521                                                         "incompatible with previously issued \"obsolete-encoding-workaround\" flag.\n",
1522                                                         c->fname, c->lineno, 0 );
1523                                                 return 1;
1524                                         }
1525                                         li->li_idassert_flags |= LDAP_BACK_AUTH_OBSOLETE_PROXY_AUTHZ;
1526
1527                                 } else if ( strcasecmp( c->argv[ i ], "obsolete-encoding-workaround" ) == 0 ) {
1528                                         if ( li->li_idassert_flags & LDAP_BACK_AUTH_OBSOLETE_PROXY_AUTHZ ) {
1529                                                 Debug( LDAP_DEBUG_ANY,
1530                                                         "%s: line %d: \"obsolete-encoding-workaround\" flag "
1531                                                         "in \"idassert-mode <args>\" "
1532                                                         "incompatible with previously issued \"obsolete-proxy-authz\" flag.\n",
1533                                                         c->fname, c->lineno, 0 );
1534                                                 return 1;
1535                                         }
1536                                         li->li_idassert_flags |= LDAP_BACK_AUTH_OBSOLETE_ENCODING_WORKAROUND;
1537
1538                                 } else {
1539                                         Debug( LDAP_DEBUG_ANY,
1540                                                 "%s: line %d: unknown flag #%d "
1541                                                 "in \"idassert-mode <args> "
1542                                                 "[<flags>]\" line.\n",
1543                                                 c->fname, c->lineno, i - 2 );
1544                                         return 1;
1545                                 }
1546                         }
1547                 }
1548                 break;
1549
1550         case LDAP_BACK_CFG_IDASSERT_AUTHCDN:
1551                 switch ( li->li_idassert_authmethod ) {
1552                 case LDAP_AUTH_NONE:
1553                         li->li_idassert_authmethod = LDAP_AUTH_SIMPLE;
1554                         break;
1555
1556                 case LDAP_AUTH_SIMPLE:
1557                         break;
1558
1559                 default:
1560                         snprintf( c->msg, sizeof( c->msg ),
1561                                 "\"idassert-authcDN <DN>\" incompatible "
1562                                 "with auth method %d",
1563                                 li->li_idassert_authmethod );
1564                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
1565                         return 1;
1566                 }
1567                 if ( !BER_BVISNULL( &li->li_idassert_authcDN ) ) {
1568                         free( li->li_idassert_authcDN.bv_val );
1569                 }
1570                 ber_memfree_x( c->value_dn.bv_val, NULL );
1571                 li->li_idassert_authcDN = c->value_ndn;
1572                 BER_BVZERO( &c->value_dn );
1573                 BER_BVZERO( &c->value_ndn );
1574                 break;
1575
1576         case LDAP_BACK_CFG_IDASSERT_PASSWD:
1577                 switch ( li->li_idassert_authmethod ) {
1578                 case LDAP_AUTH_NONE:
1579                         li->li_idassert_authmethod = LDAP_AUTH_SIMPLE;
1580                         break;
1581
1582                 case LDAP_AUTH_SIMPLE:
1583                         break;
1584
1585                 default:
1586                         snprintf( c->msg, sizeof( c->msg ),
1587                                 "\"idassert-passwd <cred>\" incompatible "
1588                                 "with auth method %d",
1589                                 li->li_idassert_authmethod );
1590                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
1591                         return 1;
1592                 }
1593                 if ( !BER_BVISNULL( &li->li_idassert_passwd ) ) {
1594                         free( li->li_idassert_passwd.bv_val );
1595                 }
1596                 ber_str2bv( c->argv[ 1 ], 0, 1, &li->li_idassert_passwd );
1597                 break;
1598
1599         case LDAP_BACK_CFG_IDASSERT_AUTHZFROM:
1600                 rc = slap_idassert_authzfrom_parse( c, &li->li_idassert );
1601                 break;
1602
1603         case LDAP_BACK_CFG_IDASSERT_METHOD:
1604                 /* no longer supported */
1605                 snprintf( c->msg, sizeof( c->msg ),
1606                         "\"idassert-method <args>\": "
1607                         "no longer supported; use \"idassert-bind\"" );
1608                 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
1609                 return 1;
1610
1611         case LDAP_BACK_CFG_IDASSERT_BIND:
1612                 rc = slap_idassert_parse( c, &li->li_idassert );
1613                 break;
1614
1615         case LDAP_BACK_CFG_REBIND:
1616                 if ( c->argc == 1 || c->value_int ) {
1617                         li->li_flags |= LDAP_BACK_F_SAVECRED;
1618
1619                 } else {
1620                         li->li_flags &= ~LDAP_BACK_F_SAVECRED;
1621                 }
1622                 break;
1623
1624         case LDAP_BACK_CFG_CHASE:
1625                 if ( c->argc == 1 || c->value_int ) {
1626                         li->li_flags |= LDAP_BACK_F_CHASE_REFERRALS;
1627
1628                 } else {
1629                         li->li_flags &= ~LDAP_BACK_F_CHASE_REFERRALS;
1630                 }
1631                 break;
1632
1633         case LDAP_BACK_CFG_T_F: {
1634                 slap_mask_t             mask;
1635
1636                 i = verb_to_mask( c->argv[1], t_f_mode );
1637                 if ( BER_BVISNULL( &t_f_mode[i].word ) ) {
1638                         return 1;
1639                 }
1640
1641                 mask = t_f_mode[i].mask;
1642
1643                 if ( LDAP_BACK_ISOPEN( li )
1644                         && mask == LDAP_BACK_F_T_F_DISCOVER
1645                         && !LDAP_BACK_T_F( li ) )
1646                 {
1647                         slap_bindconf   sb = { BER_BVNULL };
1648                         int             rc;
1649
1650                         if ( li->li_uri == NULL ) {
1651                                 snprintf( c->msg, sizeof( c->msg ),
1652                                         "need URI to discover \"cancel\" support "
1653                                         "in \"cancel exop-discover\"" );
1654                                 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
1655                                 return 1;
1656                         }
1657
1658                         ber_str2bv( li->li_uri, 0, 0, &sb.sb_uri );
1659                         sb.sb_version = li->li_version;
1660                         sb.sb_method = LDAP_AUTH_SIMPLE;
1661                         BER_BVSTR( &sb.sb_binddn, "" );
1662
1663                         rc = slap_discover_feature( &sb,
1664                                         slap_schema.si_ad_supportedFeatures->ad_cname.bv_val,
1665                                         LDAP_FEATURE_ABSOLUTE_FILTERS );
1666                         if ( rc == LDAP_COMPARE_TRUE ) {
1667                                 mask |= LDAP_BACK_F_T_F;
1668                         }
1669                 }
1670
1671                 li->li_flags &= ~LDAP_BACK_F_T_F_MASK2;
1672                 li->li_flags |= mask;
1673                 } break;
1674
1675         case LDAP_BACK_CFG_WHOAMI:
1676                 if ( c->argc == 1 || c->value_int ) {
1677                         li->li_flags |= LDAP_BACK_F_PROXY_WHOAMI;
1678                         load_extop( (struct berval *)&slap_EXOP_WHOAMI,
1679                                         0, ldap_back_exop_whoami );
1680
1681                 } else {
1682                         li->li_flags &= ~LDAP_BACK_F_PROXY_WHOAMI;
1683                 }
1684                 break;
1685
1686         case LDAP_BACK_CFG_TIMEOUT:
1687                 for ( i = 1; i < c->argc; i++ ) {
1688                         if ( isdigit( (unsigned char) c->argv[ i ][ 0 ] ) ) {
1689                                 int             j;
1690                                 unsigned        u;
1691
1692                                 if ( lutil_atoux( &u, c->argv[ i ], 0 ) != 0 ) {
1693                                         snprintf( c->msg, sizeof( c->msg),
1694                                                 "unable to parse timeout \"%s\"",
1695                                                 c->argv[ i ] );
1696                                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
1697                                         return 1;
1698                                 }
1699
1700                                 for ( j = 0; j < SLAP_OP_LAST; j++ ) {
1701                                         li->li_timeout[ j ] = u;
1702                                 }
1703
1704                                 continue;
1705                         }
1706
1707                         if ( slap_cf_aux_table_parse( c->argv[ i ], li->li_timeout, timeout_table, "slapd-ldap timeout" ) ) {
1708                                 snprintf( c->msg, sizeof( c->msg),
1709                                         "unable to parse timeout \"%s\"",
1710                                         c->argv[ i ] );
1711                                 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
1712                                 return 1;
1713                         }
1714                 }
1715                 break;
1716
1717         case LDAP_BACK_CFG_IDLE_TIMEOUT: {
1718                 unsigned long   t;
1719
1720                 if ( lutil_parse_time( c->argv[ 1 ], &t ) != 0 ) {
1721                         snprintf( c->msg, sizeof( c->msg),
1722                                 "unable to parse idle timeout \"%s\"",
1723                                 c->argv[ 1 ] );
1724                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
1725                         return 1;
1726                 }
1727                 li->li_idle_timeout = (time_t)t;
1728                 } break;
1729
1730         case LDAP_BACK_CFG_CONN_TTL: {
1731                 unsigned long   t;
1732
1733                 if ( lutil_parse_time( c->argv[ 1 ], &t ) != 0 ) {
1734                         snprintf( c->msg, sizeof( c->msg),
1735                                 "unable to parse conn ttl\"%s\"",
1736                                 c->argv[ 1 ] );
1737                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
1738                         return 1;
1739                 }
1740                 li->li_conn_ttl = (time_t)t;
1741                 } break;
1742
1743         case LDAP_BACK_CFG_NETWORK_TIMEOUT: {
1744                 unsigned long   t;
1745
1746                 if ( lutil_parse_time( c->argv[ 1 ], &t ) != 0 ) {
1747                         snprintf( c->msg, sizeof( c->msg),
1748                                 "unable to parse network timeout \"%s\"",
1749                                 c->argv[ 1 ] );
1750                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
1751                         return 1;
1752                 }
1753                 li->li_network_timeout = (time_t)t;
1754                 } break;
1755
1756         case LDAP_BACK_CFG_VERSION:
1757                 if ( c->value_int != 0 && ( c->value_int < LDAP_VERSION_MIN || c->value_int > LDAP_VERSION_MAX ) ) {
1758                         snprintf( c->msg, sizeof( c->msg ),
1759                                 "unsupported version \"%s\" "
1760                                 "in \"protocol-version <version>\"",
1761                                 c->argv[ 1 ] );
1762                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
1763                         return 1;
1764                 }
1765
1766                 li->li_version = c->value_int;
1767                 break;
1768
1769         case LDAP_BACK_CFG_SINGLECONN:
1770                 if ( c->value_int ) {
1771                         li->li_flags |= LDAP_BACK_F_SINGLECONN;
1772
1773                 } else {
1774                         li->li_flags &= ~LDAP_BACK_F_SINGLECONN;
1775                 }
1776                 break;
1777
1778         case LDAP_BACK_CFG_USETEMP:
1779                 if ( c->value_int ) {
1780                         li->li_flags |= LDAP_BACK_F_USE_TEMPORARIES;
1781
1782                 } else {
1783                         li->li_flags &= ~LDAP_BACK_F_USE_TEMPORARIES;
1784                 }
1785                 break;
1786
1787         case LDAP_BACK_CFG_CONNPOOLMAX:
1788                 if ( c->value_int < LDAP_BACK_CONN_PRIV_MIN
1789                         || c->value_int > LDAP_BACK_CONN_PRIV_MAX )
1790                 {
1791                         snprintf( c->msg, sizeof( c->msg ),
1792                                 "invalid max size " "of privileged "
1793                                 "connections pool \"%s\" "
1794                                 "in \"conn-pool-max <n> "
1795                                 "(must be between %d and %d)\"",
1796                                 c->argv[ 1 ],
1797                                 LDAP_BACK_CONN_PRIV_MIN,
1798                                 LDAP_BACK_CONN_PRIV_MAX );
1799                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
1800                         return 1;
1801                 }
1802                 li->li_conn_priv_max = c->value_int;
1803                 break;
1804
1805         case LDAP_BACK_CFG_CANCEL: {
1806                 slap_mask_t             mask;
1807
1808                 i = verb_to_mask( c->argv[1], cancel_mode );
1809                 if ( BER_BVISNULL( &cancel_mode[i].word ) ) {
1810                         return 1;
1811                 }
1812
1813                 mask = cancel_mode[i].mask;
1814
1815                 if ( LDAP_BACK_ISOPEN( li )
1816                         && mask == LDAP_BACK_F_CANCEL_EXOP_DISCOVER
1817                         && !LDAP_BACK_CANCEL( li ) )
1818                 {
1819                         slap_bindconf   sb = { BER_BVNULL };
1820                         int             rc;
1821
1822                         if ( li->li_uri == NULL ) {
1823                                 snprintf( c->msg, sizeof( c->msg ),
1824                                         "need URI to discover \"cancel\" support "
1825                                         "in \"cancel exop-discover\"" );
1826                                 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
1827                                 return 1;
1828                         }
1829
1830                         ber_str2bv( li->li_uri, 0, 0, &sb.sb_uri );
1831                         sb.sb_version = li->li_version;
1832                         sb.sb_method = LDAP_AUTH_SIMPLE;
1833                         BER_BVSTR( &sb.sb_binddn, "" );
1834
1835                         rc = slap_discover_feature( &sb,
1836                                         slap_schema.si_ad_supportedExtension->ad_cname.bv_val,
1837                                         LDAP_EXOP_CANCEL );
1838                         if ( rc == LDAP_COMPARE_TRUE ) {
1839                                 mask |= LDAP_BACK_F_CANCEL_EXOP;
1840                         }
1841                 }
1842
1843                 li->li_flags &= ~LDAP_BACK_F_CANCEL_MASK2;
1844                 li->li_flags |= mask;
1845                 } break;
1846
1847         case LDAP_BACK_CFG_QUARANTINE:
1848                 if ( LDAP_BACK_QUARANTINE( li ) ) {
1849                         snprintf( c->msg, sizeof( c->msg ),
1850                                 "quarantine already defined" );
1851                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
1852                         return 1;
1853                 }
1854                 rc = slap_retry_info_parse( c->argv[1], &li->li_quarantine,
1855                         c->msg, sizeof( c->msg ) );
1856                 if ( rc ) {
1857                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
1858
1859                 } else {
1860                         ldap_pvt_thread_mutex_init( &li->li_quarantine_mutex );
1861                         /* give it a chance to retry if the pattern gets reset
1862                          * via back-config */
1863                         li->li_isquarantined = 0;
1864                 }
1865                 break;
1866
1867         case LDAP_BACK_CFG_REWRITE:
1868                 snprintf( c->msg, sizeof( c->msg ),
1869                         "rewrite/remap capabilities have been moved "
1870                         "to the \"rwm\" overlay; see slapo-rwm(5) "
1871                         "for details (hint: add \"overlay rwm\" "
1872                         "and prefix all directives with \"rwm-\")" );
1873                 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->msg, 0 );
1874                 return 1;
1875
1876         default:
1877                 /* FIXME: try to catch inconsistencies */
1878                 assert( 0 );
1879                 break;
1880         }
1881
1882         return rc;
1883 }
1884
1885 int
1886 ldap_back_init_cf( BackendInfo *bi )
1887 {
1888         int                     rc;
1889         AttributeDescription    *ad = NULL;
1890         const char              *text;
1891
1892         /* Make sure we don't exceed the bits reserved for userland */
1893         config_check_userland( LDAP_BACK_CFG_LAST );
1894
1895         bi->bi_cf_ocs = ldapocs;
1896
1897         rc = config_register_schema( ldapcfg, ldapocs );
1898         if ( rc ) {
1899                 return rc;
1900         }
1901
1902         /* setup olcDbAclPasswd and olcDbIDAssertPasswd
1903          * to be base64-encoded when written in LDIF form;
1904          * basically, we don't care if it fails */
1905         rc = slap_str2ad( "olcDbACLPasswd", &ad, &text );
1906         if ( rc ) {
1907                 Debug( LDAP_DEBUG_ANY, "config_back_initialize: "
1908                         "warning, unable to get \"olcDbACLPasswd\" "
1909                         "attribute description: %d: %s\n",
1910                         rc, text, 0 );
1911         } else {
1912                 (void)ldif_must_b64_encode_register( ad->ad_cname.bv_val,
1913                         ad->ad_type->sat_oid );
1914         }
1915
1916         ad = NULL;
1917         rc = slap_str2ad( "olcDbIDAssertPasswd", &ad, &text );
1918         if ( rc ) {
1919                 Debug( LDAP_DEBUG_ANY, "config_back_initialize: "
1920                         "warning, unable to get \"olcDbIDAssertPasswd\" "
1921                         "attribute description: %d: %s\n",
1922                         rc, text, 0 );
1923         } else {
1924                 (void)ldif_must_b64_encode_register( ad->ad_cname.bv_val,
1925                         ad->ad_type->sat_oid );
1926         }
1927
1928         return 0;
1929 }
1930
1931
1932 static int
1933 ldap_back_exop_whoami(
1934                 Operation       *op,
1935                 SlapReply       *rs )
1936 {
1937         struct berval *bv = NULL;
1938
1939         if ( op->oq_extended.rs_reqdata != NULL ) {
1940                 /* no request data should be provided */
1941                 rs->sr_text = "no request data expected";
1942                 return rs->sr_err = LDAP_PROTOCOL_ERROR;
1943         }
1944
1945         Statslog( LDAP_DEBUG_STATS, "%s WHOAMI\n",
1946             op->o_log_prefix, 0, 0, 0, 0 );
1947
1948         rs->sr_err = backend_check_restrictions( op, rs,
1949                         (struct berval *)&slap_EXOP_WHOAMI );
1950         if( rs->sr_err != LDAP_SUCCESS ) return rs->sr_err;
1951
1952         /* if auth'd by back-ldap and request is proxied, forward it */
1953         if ( op->o_conn->c_authz_backend
1954                 && !strcmp( op->o_conn->c_authz_backend->be_type, "ldap" )
1955                 && !dn_match( &op->o_ndn, &op->o_conn->c_ndn ) )
1956         {
1957                 ldapconn_t      *lc = NULL;
1958                 LDAPControl c, *ctrls[2] = {NULL, NULL};
1959                 LDAPMessage *res;
1960                 Operation op2 = *op;
1961                 ber_int_t msgid;
1962                 int doretry = 1;
1963                 char *ptr;
1964
1965                 ctrls[0] = &c;
1966                 op2.o_ndn = op->o_conn->c_ndn;
1967                 if ( !ldap_back_dobind( &lc, &op2, rs, LDAP_BACK_SENDERR ) ) {
1968                         return -1;
1969                 }
1970                 c.ldctl_oid = LDAP_CONTROL_PROXY_AUTHZ;
1971                 c.ldctl_iscritical = 1;
1972                 c.ldctl_value.bv_val = op->o_tmpalloc(
1973                         op->o_ndn.bv_len + STRLENOF( "dn:" ) + 1,
1974                         op->o_tmpmemctx );
1975                 c.ldctl_value.bv_len = op->o_ndn.bv_len + 3;
1976                 ptr = c.ldctl_value.bv_val;
1977                 ptr = lutil_strcopy( ptr, "dn:" );
1978                 ptr = lutil_strncopy( ptr, op->o_ndn.bv_val, op->o_ndn.bv_len );
1979                 ptr[ 0 ] = '\0';
1980
1981 retry:
1982                 rs->sr_err = ldap_whoami( lc->lc_ld, ctrls, NULL, &msgid );
1983                 if ( rs->sr_err == LDAP_SUCCESS ) {
1984                         if ( ldap_result( lc->lc_ld, msgid, LDAP_MSG_ALL, NULL, &res ) == -1 ) {
1985                                 ldap_get_option( lc->lc_ld, LDAP_OPT_ERROR_NUMBER,
1986                                         &rs->sr_err );
1987                                 if ( rs->sr_err == LDAP_SERVER_DOWN && doretry ) {
1988                                         doretry = 0;
1989                                         if ( ldap_back_retry( &lc, op, rs, LDAP_BACK_SENDERR ) ) {
1990                                                 goto retry;
1991                                         }
1992                                 }
1993
1994                         } else {
1995                                 /* NOTE: are we sure "bv" will be malloc'ed
1996                                  * with the appropriate memory? */
1997                                 rs->sr_err = ldap_parse_whoami( lc->lc_ld, res, &bv );
1998                                 ldap_msgfree(res);
1999                         }
2000                 }
2001                 op->o_tmpfree( c.ldctl_value.bv_val, op->o_tmpmemctx );
2002                 if ( rs->sr_err != LDAP_SUCCESS ) {
2003                         rs->sr_err = slap_map_api2result( rs );
2004                 }
2005
2006                 if ( lc != NULL ) {
2007                         ldap_back_release_conn( (ldapinfo_t *)op2.o_bd->be_private, lc );
2008                 }
2009
2010         } else {
2011                 /* else just do the same as before */
2012                 bv = (struct berval *) ch_malloc( sizeof( struct berval ) );
2013                 if ( !BER_BVISEMPTY( &op->o_dn ) ) {
2014                         bv->bv_len = op->o_dn.bv_len + STRLENOF( "dn:" );
2015                         bv->bv_val = ch_malloc( bv->bv_len + 1 );
2016                         AC_MEMCPY( bv->bv_val, "dn:", STRLENOF( "dn:" ) );
2017                         AC_MEMCPY( &bv->bv_val[ STRLENOF( "dn:" ) ], op->o_dn.bv_val,
2018                                 op->o_dn.bv_len );
2019                         bv->bv_val[ bv->bv_len ] = '\0';
2020
2021                 } else {
2022                         bv->bv_len = 0;
2023                         bv->bv_val = NULL;
2024                 }
2025         }
2026
2027         rs->sr_rspdata = bv;
2028         return rs->sr_err;
2029 }
2030
2031