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 2003-2012 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
  38 static SLAP_EXTOP_MAIN_FN ldap_back_exop_whoami;
  39
  40 static ConfigDriver ldap_back_cf_gen;
  41 static ConfigDriver ldap_pbind_cf_gen;
  42
  43 enum {
  44         LDAP_BACK_CFG_URI = 1,
  45         LDAP_BACK_CFG_TLS,
  46         LDAP_BACK_CFG_ACL_AUTHCDN,
  47         LDAP_BACK_CFG_ACL_PASSWD,
  48         LDAP_BACK_CFG_ACL_METHOD,
  49         LDAP_BACK_CFG_ACL_BIND,
  50         LDAP_BACK_CFG_IDASSERT_MODE,
  51         LDAP_BACK_CFG_IDASSERT_AUTHCDN,
  52         LDAP_BACK_CFG_IDASSERT_PASSWD,
  53         LDAP_BACK_CFG_IDASSERT_AUTHZFROM,
  54         LDAP_BACK_CFG_IDASSERT_PASSTHRU,
  55         LDAP_BACK_CFG_IDASSERT_METHOD,
  56         LDAP_BACK_CFG_IDASSERT_BIND,
  57         LDAP_BACK_CFG_REBIND,
  58         LDAP_BACK_CFG_CHASE,
  59         LDAP_BACK_CFG_T_F,
  60         LDAP_BACK_CFG_WHOAMI,
  61         LDAP_BACK_CFG_TIMEOUT,
  62         LDAP_BACK_CFG_IDLE_TIMEOUT,
  63         LDAP_BACK_CFG_CONN_TTL,
  64         LDAP_BACK_CFG_NETWORK_TIMEOUT,
  65         LDAP_BACK_CFG_VERSION,
  66         LDAP_BACK_CFG_SINGLECONN,
  67         LDAP_BACK_CFG_USETEMP,
  68         LDAP_BACK_CFG_CONNPOOLMAX,
  69         LDAP_BACK_CFG_CANCEL,
  70         LDAP_BACK_CFG_QUARANTINE,
  71         LDAP_BACK_CFG_ST_REQUEST,
  72         LDAP_BACK_CFG_NOREFS,
  73         LDAP_BACK_CFG_NOUNDEFFILTER,
  74
  75         LDAP_BACK_CFG_REWRITE,
  76
  77         LDAP_BACK_CFG_LAST
  78 };
  79
  80 static ConfigTable ldapcfg[] = {
  81         { "uri", "uri", 2, 2, 0,
  82                 ARG_MAGIC|LDAP_BACK_CFG_URI,
  83                 ldap_back_cf_gen, "( OLcfgDbAt:0.14 "
  84                         "NAME 'olcDbURI' "
  85                         "DESC 'URI (list) for remote DSA' "
  86                         "SYNTAX OMsDirectoryString "
  87                         "SINGLE-VALUE )",
  88                 NULL, NULL },
  89         { "tls", "what", 2, 0, 0,
  90                 ARG_MAGIC|LDAP_BACK_CFG_TLS,
  91                 ldap_back_cf_gen, "( OLcfgDbAt:3.1 "
  92                         "NAME 'olcDbStartTLS' "
  93                         "DESC 'StartTLS' "
  94                         "SYNTAX OMsDirectoryString "
  95                         "SINGLE-VALUE )",
  96                 NULL, NULL },
  97         { "acl-authcDN", "DN", 2, 2, 0,
  98                 ARG_DN|ARG_MAGIC|LDAP_BACK_CFG_ACL_AUTHCDN,
  99                 ldap_back_cf_gen, "( OLcfgDbAt:3.2 "
 100                         "NAME 'olcDbACLAuthcDn' "
 101                         "DESC 'Remote ACL administrative identity' "
 102                         "OBSOLETE "
 103                         "SYNTAX OMsDN "
 104                         "SINGLE-VALUE )",
 105                 NULL, NULL },
 106         /* deprecated, will be removed; aliases "acl-authcDN" */
 107         { "binddn", "DN", 2, 2, 0,
 108                 ARG_DN|ARG_MAGIC|LDAP_BACK_CFG_ACL_AUTHCDN,
 109                 ldap_back_cf_gen, NULL, NULL, NULL },
 110         { "acl-passwd", "cred", 2, 2, 0,
 111                 ARG_MAGIC|LDAP_BACK_CFG_ACL_PASSWD,
 112                 ldap_back_cf_gen, "( OLcfgDbAt:3.3 "
 113                         "NAME 'olcDbACLPasswd' "
 114                         "DESC 'Remote ACL administrative identity credentials' "
 115                         "OBSOLETE "
 116                         "SYNTAX OMsDirectoryString "
 117                         "SINGLE-VALUE )",
 118                 NULL, NULL },
 119         /* deprecated, will be removed; aliases "acl-passwd" */
 120         { "bindpw", "cred", 2, 2, 0,
 121                 ARG_MAGIC|LDAP_BACK_CFG_ACL_PASSWD,
 122                 ldap_back_cf_gen, NULL, NULL, NULL },
 123         /* deprecated, will be removed; aliases "acl-bind" */
 124         { "acl-method", "args", 2, 0, 0,
 125                 ARG_MAGIC|LDAP_BACK_CFG_ACL_METHOD,
 126                 ldap_back_cf_gen, NULL, NULL, NULL },
 127         { "acl-bind", "args", 2, 0, 0,
 128                 ARG_MAGIC|LDAP_BACK_CFG_ACL_BIND,
 129                 ldap_back_cf_gen, "( OLcfgDbAt:3.4 "
 130                         "NAME 'olcDbACLBind' "
 131                         "DESC 'Remote ACL administrative identity auth bind configuration' "
 132                         "SYNTAX OMsDirectoryString "
 133                         "SINGLE-VALUE )",
 134                 NULL, NULL },
 135         { "idassert-authcDN", "DN", 2, 2, 0,
 136                 ARG_DN|ARG_MAGIC|LDAP_BACK_CFG_IDASSERT_AUTHCDN,
 137                 ldap_back_cf_gen, "( OLcfgDbAt:3.5 "
 138                         "NAME 'olcDbIDAssertAuthcDn' "
 139                         "DESC 'Remote Identity Assertion administrative identity' "
 140                         "OBSOLETE "
 141                         "SYNTAX OMsDN "
 142                         "SINGLE-VALUE )",
 143                 NULL, NULL },
 144         /* deprecated, will be removed; partially aliases "idassert-authcDN" */
 145         { "proxyauthzdn", "DN", 2, 2, 0,
 146                 ARG_DN|ARG_MAGIC|LDAP_BACK_CFG_IDASSERT_AUTHCDN,
 147                 ldap_back_cf_gen, NULL, NULL, NULL },
 148         { "idassert-passwd", "cred", 2, 2, 0,
 149                 ARG_MAGIC|LDAP_BACK_CFG_IDASSERT_PASSWD,
 150                 ldap_back_cf_gen, "( OLcfgDbAt:3.6 "
 151                         "NAME 'olcDbIDAssertPasswd' "
 152                         "DESC 'Remote Identity Assertion administrative identity credentials' "
 153                         "OBSOLETE "
 154                         "SYNTAX OMsDirectoryString "
 155                         "SINGLE-VALUE )",
 156                 NULL, NULL },
 157         /* deprecated, will be removed; partially aliases "idassert-passwd" */
 158         { "proxyauthzpw", "cred", 2, 2, 0,
 159                 ARG_MAGIC|LDAP_BACK_CFG_IDASSERT_PASSWD,
 160                 ldap_back_cf_gen, NULL, NULL, NULL },
 161         { "idassert-bind", "args", 2, 0, 0,
 162                 ARG_MAGIC|LDAP_BACK_CFG_IDASSERT_BIND,
 163                 ldap_back_cf_gen, "( OLcfgDbAt:3.7 "
 164                         "NAME 'olcDbIDAssertBind' "
 165                         "DESC 'Remote Identity Assertion administrative identity auth bind configuration' "
 166                         "SYNTAX OMsDirectoryString "
 167                         "SINGLE-VALUE )",
 168                 NULL, NULL },
 169         { "idassert-method", "args", 2, 0, 0,
 170                 ARG_MAGIC|LDAP_BACK_CFG_IDASSERT_METHOD,
 171                 ldap_back_cf_gen, NULL, NULL, NULL },
 172         { "idassert-mode", "mode>|u:<user>|[dn:]<DN", 2, 0, 0,
 173                 ARG_STRING|ARG_MAGIC|LDAP_BACK_CFG_IDASSERT_MODE,
 174                 ldap_back_cf_gen, "( OLcfgDbAt:3.8 "
 175                         "NAME 'olcDbIDAssertMode' "
 176                         "DESC 'Remote Identity Assertion mode' "
 177                         "OBSOLETE "
 178                         "SYNTAX OMsDirectoryString "
 179                         "SINGLE-VALUE)",
 180                 NULL, NULL },
 181         { "idassert-authzFrom", "authzRule", 2, 2, 0,
 182                 ARG_MAGIC|LDAP_BACK_CFG_IDASSERT_AUTHZFROM,
 183                 ldap_back_cf_gen, "( OLcfgDbAt:3.9 "
 184                         "NAME 'olcDbIDAssertAuthzFrom' "
 185                         "DESC 'Remote Identity Assertion authz rules' "
 186                         "EQUALITY caseIgnoreMatch "
 187                         "SYNTAX OMsDirectoryString "
 188                         "X-ORDERED 'VALUES' )",
 189                 NULL, NULL },
 190         { "rebind-as-user", "true|FALSE", 1, 2, 0,
 191                 ARG_MAGIC|ARG_ON_OFF|LDAP_BACK_CFG_REBIND,
 192                 ldap_back_cf_gen, "( OLcfgDbAt:3.10 "
 193                         "NAME 'olcDbRebindAsUser' "
 194                         "DESC 'Rebind as user' "
 195                         "SYNTAX OMsBoolean "
 196                         "SINGLE-VALUE )",
 197                 NULL, NULL },
 198         { "chase-referrals", "true|FALSE", 2, 2, 0,
 199                 ARG_MAGIC|ARG_ON_OFF|LDAP_BACK_CFG_CHASE,
 200                 ldap_back_cf_gen, "( OLcfgDbAt:3.11 "
 201                         "NAME 'olcDbChaseReferrals' "
 202                         "DESC 'Chase referrals' "
 203                         "SYNTAX OMsBoolean "
 204                         "SINGLE-VALUE )",
 205                 NULL, NULL },
 206         { "t-f-support", "true|FALSE|discover", 2, 2, 0,
 207                 ARG_MAGIC|LDAP_BACK_CFG_T_F,
 208                 ldap_back_cf_gen, "( OLcfgDbAt:3.12 "
 209                         "NAME 'olcDbTFSupport' "
 210                         "DESC 'Absolute filters support' "
 211                         "SYNTAX OMsDirectoryString "
 212                         "SINGLE-VALUE )",
 213                 NULL, NULL },
 214         { "proxy-whoami", "true|FALSE", 1, 2, 0,
 215                 ARG_MAGIC|ARG_ON_OFF|LDAP_BACK_CFG_WHOAMI,
 216                 ldap_back_cf_gen, "( OLcfgDbAt:3.13 "
 217                         "NAME 'olcDbProxyWhoAmI' "
 218                         "DESC 'Proxy whoAmI exop' "
 219                         "SYNTAX OMsBoolean "
 220                         "SINGLE-VALUE )",
 221                 NULL, NULL },
 222         { "timeout", "timeout(list)", 2, 0, 0,
 223                 ARG_MAGIC|LDAP_BACK_CFG_TIMEOUT,
 224                 ldap_back_cf_gen, "( OLcfgDbAt:3.14 "
 225                         "NAME 'olcDbTimeout' "
 226                         "DESC 'Per-operation timeouts' "
 227                         "SYNTAX OMsDirectoryString "
 228                         "SINGLE-VALUE )",
 229                 NULL, NULL },
 230         { "idle-timeout", "timeout", 2, 2, 0,
 231                 ARG_MAGIC|LDAP_BACK_CFG_IDLE_TIMEOUT,
 232                 ldap_back_cf_gen, "( OLcfgDbAt:3.15 "
 233                         "NAME 'olcDbIdleTimeout' "
 234                         "DESC 'connection idle timeout' "
 235                         "SYNTAX OMsDirectoryString "
 236                         "SINGLE-VALUE )",
 237                 NULL, NULL },
 238         { "conn-ttl", "ttl", 2, 2, 0,
 239                 ARG_MAGIC|LDAP_BACK_CFG_CONN_TTL,
 240                 ldap_back_cf_gen, "( OLcfgDbAt:3.16 "
 241                         "NAME 'olcDbConnTtl' "
 242                         "DESC 'connection ttl' "
 243                         "SYNTAX OMsDirectoryString "
 244                         "SINGLE-VALUE )",
 245                 NULL, NULL },
 246         { "network-timeout", "timeout", 2, 2, 0,
 247                 ARG_MAGIC|LDAP_BACK_CFG_NETWORK_TIMEOUT,
 248                 ldap_back_cf_gen, "( OLcfgDbAt:3.17 "
 249                         "NAME 'olcDbNetworkTimeout' "
 250                         "DESC 'connection network timeout' "
 251                         "SYNTAX OMsDirectoryString "
 252                         "SINGLE-VALUE )",
 253                 NULL, NULL },
 254         { "protocol-version", "version", 2, 2, 0,
 255                 ARG_MAGIC|ARG_INT|LDAP_BACK_CFG_VERSION,
 256                 ldap_back_cf_gen, "( OLcfgDbAt:3.18 "
 257                         "NAME 'olcDbProtocolVersion' "
 258                         "DESC 'protocol version' "
 259                         "SYNTAX OMsInteger "
 260                         "SINGLE-VALUE )",
 261                 NULL, NULL },
 262         { "single-conn", "true|FALSE", 2, 2, 0,
 263                 ARG_MAGIC|ARG_ON_OFF|LDAP_BACK_CFG_SINGLECONN,
 264                 ldap_back_cf_gen, "( OLcfgDbAt:3.19 "
 265                         "NAME 'olcDbSingleConn' "
 266                         "DESC 'cache a single connection per identity' "
 267                         "SYNTAX OMsBoolean "
 268                         "SINGLE-VALUE )",
 269                 NULL, NULL },
 270         { "cancel", "ABANDON|ignore|exop", 2, 2, 0,
 271                 ARG_MAGIC|LDAP_BACK_CFG_CANCEL,
 272                 ldap_back_cf_gen, "( OLcfgDbAt:3.20 "
 273                         "NAME 'olcDbCancel' "
 274                         "DESC 'abandon/ignore/exop operations when appropriate' "
 275                         "SYNTAX OMsDirectoryString "
 276                         "SINGLE-VALUE )",
 277                 NULL, NULL },
 278         { "quarantine", "retrylist", 2, 2, 0,
 279                 ARG_MAGIC|LDAP_BACK_CFG_QUARANTINE,
 280                 ldap_back_cf_gen, "( OLcfgDbAt:3.21 "
 281                         "NAME 'olcDbQuarantine' "
 282                         "DESC 'Quarantine database if connection fails and retry according to rule' "
 283                         "SYNTAX OMsDirectoryString "
 284                         "SINGLE-VALUE )",
 285                 NULL, NULL },
 286         { "use-temporary-conn", "true|FALSE", 2, 2, 0,
 287                 ARG_MAGIC|ARG_ON_OFF|LDAP_BACK_CFG_USETEMP,
 288                 ldap_back_cf_gen, "( OLcfgDbAt:3.22 "
 289                         "NAME 'olcDbUseTemporaryConn' "
 290                         "DESC 'Use temporary connections if the cached one is busy' "
 291                         "SYNTAX OMsBoolean "
 292                         "SINGLE-VALUE )",
 293                 NULL, NULL },
 294         { "conn-pool-max", "<n>", 2, 2, 0,
 295                 ARG_MAGIC|ARG_INT|LDAP_BACK_CFG_CONNPOOLMAX,
 296                 ldap_back_cf_gen, "( OLcfgDbAt:3.23 "
 297                         "NAME 'olcDbConnectionPoolMax' "
 298                         "DESC 'Max size of privileged connections pool' "
 299                         "SYNTAX OMsInteger "
 300                         "SINGLE-VALUE )",
 301                 NULL, NULL },
 302 #ifdef SLAP_CONTROL_X_SESSION_TRACKING
 303         { "session-tracking-request", "true|FALSE", 2, 2, 0,
 304                 ARG_MAGIC|ARG_ON_OFF|LDAP_BACK_CFG_ST_REQUEST,
 305                 ldap_back_cf_gen, "( OLcfgDbAt:3.24 "
 306                         "NAME 'olcDbSessionTrackingRequest' "
 307                         "DESC 'Add session tracking control to proxied requests' "
 308                         "SYNTAX OMsBoolean "
 309                         "SINGLE-VALUE )",
 310                 NULL, NULL },
 311 #endif /* SLAP_CONTROL_X_SESSION_TRACKING */
 312         { "norefs", "true|FALSE", 2, 2, 0,
 313                 ARG_MAGIC|ARG_ON_OFF|LDAP_BACK_CFG_NOREFS,
 314                 ldap_back_cf_gen, "( OLcfgDbAt:3.25 "
 315                         "NAME 'olcDbNoRefs' "
 316                         "DESC 'Do not return search reference responses' "
 317                         "SYNTAX OMsBoolean "
 318                         "SINGLE-VALUE )",
 319                 NULL, NULL },
 320         { "noundeffilter", "true|FALSE", 2, 2, 0,
 321                 ARG_MAGIC|ARG_ON_OFF|LDAP_BACK_CFG_NOUNDEFFILTER,
 322                 ldap_back_cf_gen, "( OLcfgDbAt:3.26 "
 323                         "NAME 'olcDbNoUndefFilter' "
 324                         "DESC 'Do not propagate undefined search filters' "
 325                         "SYNTAX OMsBoolean "
 326                         "SINGLE-VALUE )",
 327                 NULL, NULL },
 328         { "idassert-passThru", "authzRule", 2, 2, 0,
 329                 ARG_MAGIC|LDAP_BACK_CFG_IDASSERT_PASSTHRU,
 330                 ldap_back_cf_gen, "( OLcfgDbAt:3.27 "
 331                         "NAME 'olcDbIDAssertPassThru' "
 332                         "DESC 'Remote Identity Assertion passthru rules' "
 333                         "EQUALITY caseIgnoreMatch "
 334                         "SYNTAX OMsDirectoryString "
 335                         "X-ORDERED 'VALUES' )",
 336                 NULL, NULL },
 337
 338         { "suffixmassage", "[virtual]> <real", 2, 3, 0,
 339                 ARG_STRING|ARG_MAGIC|LDAP_BACK_CFG_REWRITE,
 340                 ldap_back_cf_gen, NULL, NULL, NULL },
 341         { "map", "attribute|objectClass> [*|<local>] *|<remote", 3, 4, 0,
 342                 ARG_STRING|ARG_MAGIC|LDAP_BACK_CFG_REWRITE,
 343                 ldap_back_cf_gen, NULL, NULL, NULL },
 344         { "rewrite", "<arglist>", 2, 4, STRLENOF( "rewrite" ),
 345                 ARG_STRING|ARG_MAGIC|LDAP_BACK_CFG_REWRITE,
 346                 ldap_back_cf_gen, NULL, NULL, NULL },
 347         { NULL, NULL, 0, 0, 0, ARG_IGNORED,
 348                 NULL, NULL, NULL, NULL }
 349 };
 350
 351 static ConfigOCs ldapocs[] = {
 352         { "( OLcfgDbOc:3.1 "
 353                 "NAME 'olcLDAPConfig' "
 354                 "DESC 'LDAP backend configuration' "
 355                 "SUP olcDatabaseConfig "
 356                 "MAY ( olcDbURI "
 357                         "$ olcDbStartTLS "
 358                         "$ olcDbACLAuthcDn "
 359                         "$ olcDbACLPasswd "
 360                         "$ olcDbACLBind "
 361                         "$ olcDbIDAssertAuthcDn "
 362                         "$ olcDbIDAssertPasswd "
 363                         "$ olcDbIDAssertBind "
 364                         "$ olcDbIDAssertMode "
 365                         "$ olcDbIDAssertAuthzFrom "
 366                         "$ olcDbIDAssertPassThru "
 367                         "$ olcDbRebindAsUser "
 368                         "$ olcDbChaseReferrals "
 369                         "$ olcDbTFSupport "
 370                         "$ olcDbProxyWhoAmI "
 371                         "$ olcDbTimeout "
 372                         "$ olcDbIdleTimeout "
 373                         "$ olcDbConnTtl "
 374                         "$ olcDbNetworkTimeout "
 375                         "$ olcDbProtocolVersion "
 376                         "$ olcDbSingleConn "
 377                         "$ olcDbCancel "
 378                         "$ olcDbQuarantine "
 379                         "$ olcDbUseTemporaryConn "
 380                         "$ olcDbConnectionPoolMax "
 381 #ifdef SLAP_CONTROL_X_SESSION_TRACKING
 382                         "$ olcDbSessionTrackingRequest "
 383 #endif /* SLAP_CONTROL_X_SESSION_TRACKING */
 384                         "$ olcDbNoRefs "
 385                         "$ olcDbNoUndefFilter "
 386                 ") )",
 387                         Cft_Database, ldapcfg},
 388         { NULL, 0, NULL }
 389 };
 390
 391 static ConfigTable pbindcfg[] = {
 392         { "uri", "uri", 2, 2, 0,
 393                 ARG_MAGIC|LDAP_BACK_CFG_URI,
 394                 ldap_pbind_cf_gen, "( OLcfgDbAt:0.14 "
 395                         "NAME 'olcDbURI' "
 396                         "DESC 'URI (list) for remote DSA' "
 397                         "SYNTAX OMsDirectoryString "
 398                         "SINGLE-VALUE )",
 399                 NULL, NULL },
 400         { "tls", "what", 2, 0, 0,
 401                 ARG_MAGIC|LDAP_BACK_CFG_TLS,
 402                 ldap_pbind_cf_gen, "( OLcfgDbAt:3.1 "
 403                         "NAME 'olcDbStartTLS' "
 404                         "DESC 'StartTLS' "
 405                         "SYNTAX OMsDirectoryString "
 406                         "SINGLE-VALUE )",
 407                 NULL, NULL },
 408         { "network-timeout", "timeout", 2, 2, 0,
 409                 ARG_MAGIC|LDAP_BACK_CFG_NETWORK_TIMEOUT,
 410                 ldap_pbind_cf_gen, "( OLcfgDbAt:3.17 "
 411                         "NAME 'olcDbNetworkTimeout' "
 412                         "DESC 'connection network timeout' "
 413                         "SYNTAX OMsDirectoryString "
 414                         "SINGLE-VALUE )",
 415                 NULL, NULL },
 416         { "quarantine", "retrylist", 2, 2, 0,
 417                 ARG_MAGIC|LDAP_BACK_CFG_QUARANTINE,
 418                 ldap_pbind_cf_gen, "( OLcfgDbAt:3.21 "
 419                         "NAME 'olcDbQuarantine' "
 420                         "DESC 'Quarantine database if connection fails and retry according to rule' "
 421                         "SYNTAX OMsDirectoryString "
 422                         "SINGLE-VALUE )",
 423                 NULL, NULL },
 424         { NULL, NULL, 0, 0, 0, ARG_IGNORED,
 425                 NULL, NULL, NULL, NULL }
 426 };
 427
 428 static ConfigOCs pbindocs[] = {
 429         { "( OLcfgOvOc:3.3 "
 430                 "NAME 'olcPBindConfig' "
 431                 "DESC 'Proxy Bind configuration' "
 432                 "SUP olcOverlayConfig "
 433                 "MUST olcDbURI "
 434                 "MAY ( olcDbStartTLS "
 435                         "$ olcDbNetworkTimeout "
 436                         "$ olcDbQuarantine "
 437                 ") )",
 438                         Cft_Overlay, pbindcfg},
 439         { NULL, 0, NULL }
 440 };
 441
 442 static slap_verbmasks idassert_mode[] = {
 443         { BER_BVC("self"),              LDAP_BACK_IDASSERT_SELF },
 444         { BER_BVC("anonymous"),         LDAP_BACK_IDASSERT_ANONYMOUS },
 445         { BER_BVC("none"),              LDAP_BACK_IDASSERT_NOASSERT },
 446         { BER_BVC("legacy"),            LDAP_BACK_IDASSERT_LEGACY },
 447         { BER_BVNULL,                   0 }
 448 };
 449
 450 static slap_verbmasks tls_mode[] = {
 451         { BER_BVC( "propagate" ),       LDAP_BACK_F_TLS_PROPAGATE_MASK },
 452         { BER_BVC( "try-propagate" ),   LDAP_BACK_F_PROPAGATE_TLS },
 453         { BER_BVC( "start" ),           LDAP_BACK_F_TLS_USE_MASK },
 454         { BER_BVC( "try-start" ),       LDAP_BACK_F_USE_TLS },
 455         { BER_BVC( "ldaps" ),           LDAP_BACK_F_TLS_LDAPS },
 456         { BER_BVC( "none" ),            LDAP_BACK_F_NONE },
 457         { BER_BVNULL,                   0 }
 458 };
 459
 460 static slap_verbmasks t_f_mode[] = {
 461         { BER_BVC( "yes" ),             LDAP_BACK_F_T_F },
 462         { BER_BVC( "discover" ),        LDAP_BACK_F_T_F_DISCOVER },
 463         { BER_BVC( "no" ),              LDAP_BACK_F_NONE },
 464         { BER_BVNULL,                   0 }
 465 };
 466
 467 static slap_verbmasks cancel_mode[] = {
 468         { BER_BVC( "ignore" ),          LDAP_BACK_F_CANCEL_IGNORE },
 469         { BER_BVC( "exop" ),            LDAP_BACK_F_CANCEL_EXOP },
 470         { BER_BVC( "exop-discover" ),   LDAP_BACK_F_CANCEL_EXOP_DISCOVER },
 471         { BER_BVC( "abandon" ),         LDAP_BACK_F_CANCEL_ABANDON },
 472         { BER_BVNULL,                   0 }
 473 };
 474
 475 /* see enum in slap.h */
 476 static slap_cf_aux_table timeout_table[] = {
 477         { BER_BVC("bind="),     SLAP_OP_BIND * sizeof( time_t ),        'u', 0, NULL },
 478         /* unbind makes no sense */
 479         { BER_BVC("add="),      SLAP_OP_ADD * sizeof( time_t ),         'u', 0, NULL },
 480         { BER_BVC("delete="),   SLAP_OP_DELETE * sizeof( time_t ),      'u', 0, NULL },
 481         { BER_BVC("modrdn="),   SLAP_OP_MODRDN * sizeof( time_t ),      'u', 0, NULL },
 482         { BER_BVC("modify="),   SLAP_OP_MODIFY * sizeof( time_t ),      'u', 0, NULL },
 483         { BER_BVC("compare="),  SLAP_OP_COMPARE * sizeof( time_t ),     'u', 0, NULL },
 484         { BER_BVC("search="),   SLAP_OP_SEARCH * sizeof( time_t ),      'u', 0, NULL },
 485         /* abandon makes little sense */
 486 #if 0   /* not implemented yet */
 487         { BER_BVC("extended="), SLAP_OP_EXTENDED * sizeof( time_t ),    'u', 0, NULL },
 488 #endif
 489         { BER_BVNULL, 0, 0, 0, NULL }
 490 };
 491
 492 int
 493 slap_retry_info_parse(
 494         char                    *in,
 495         slap_retry_info_t       *ri,
 496         char                    *buf,
 497         ber_len_t               buflen )
 498 {
 499         char                    **retrylist = NULL;
 500         int                     rc = 0;
 501         int                     i;
 502
 503         slap_str2clist( &retrylist, in, " ;" );
 504         if ( retrylist == NULL ) {
 505                 return 1;
 506         }
 507
 508         for ( i = 0; retrylist[ i ] != NULL; i++ )
 509                 /* count */ ;
 510
 511         ri->ri_interval = ch_calloc( sizeof( time_t ), i + 1 );
 512         ri->ri_num = ch_calloc( sizeof( int ), i + 1 );
 513
 514         for ( i = 0; retrylist[ i ] != NULL; i++ ) {
 515                 unsigned long   t;
 516                 char            *sep = strchr( retrylist[ i ], ',' );
 517
 518                 if ( sep == NULL ) {
 519                         snprintf( buf, buflen,
 520                                 "missing comma in retry pattern #%d \"%s\"",
 521                                 i, retrylist[ i ] );
 522                         rc = 1;
 523                         goto done;
 524                 }
 525
 526                 *sep++ = '\0';
 527
 528                 if ( lutil_parse_time( retrylist[ i ], &t ) ) {
 529                         snprintf( buf, buflen,
 530                                 "unable to parse interval #%d \"%s\"",
 531                                 i, retrylist[ i ] );
 532                         rc = 1;
 533                         goto done;
 534                 }
 535                 ri->ri_interval[ i ] = (time_t)t;
 536
 537                 if ( strcmp( sep, "+" ) == 0 ) {
 538                         if ( retrylist[ i + 1 ] != NULL ) {
 539                                 snprintf( buf, buflen,
 540                                         "extra cruft after retry pattern "
 541                                         "#%d \"%s,+\" with \"forever\" mark",
 542                                         i, retrylist[ i ] );
 543                                 rc = 1;
 544                                 goto done;
 545                         }
 546                         ri->ri_num[ i ] = SLAP_RETRYNUM_FOREVER;
 547
 548                 } else if ( lutil_atoi( &ri->ri_num[ i ], sep ) ) {
 549                         snprintf( buf, buflen,
 550                                 "unable to parse retry num #%d \"%s\"",
 551                                 i, sep );
 552                         rc = 1;
 553                         goto done;
 554                 }
 555         }
 556
 557         ri->ri_num[ i ] = SLAP_RETRYNUM_TAIL;
 558
 559         ri->ri_idx = 0;
 560         ri->ri_count = 0;
 561         ri->ri_last = (time_t)(-1);
 562
 563 done:;
 564         ldap_charray_free( retrylist );
 565
 566         if ( rc ) {
 567                 slap_retry_info_destroy( ri );
 568         }
 569
 570         return rc;
 571 }
 572
 573 int
 574 slap_retry_info_unparse(
 575         slap_retry_info_t       *ri,
 576         struct berval           *bvout )
 577 {
 578         char            buf[ BUFSIZ * 2 ],
 579                         *ptr = buf;
 580         int             i, len, restlen = (int) sizeof( buf );
 581         struct berval   bv;
 582
 583         assert( ri != NULL );
 584         assert( bvout != NULL );
 585
 586         BER_BVZERO( bvout );
 587
 588         for ( i = 0; ri->ri_num[ i ] != SLAP_RETRYNUM_TAIL; i++ ) {
 589                 if ( i > 0 ) {
 590                         if ( --restlen <= 0 ) {
 591                                 return 1;
 592                         }
 593                         *ptr++ = ';';
 594                 }
 595
 596                 if ( lutil_unparse_time( ptr, restlen, ri->ri_interval[i] ) < 0 ) {
 597                         return 1;
 598                 }
 599                 len = (int) strlen( ptr );
 600                 if ( (restlen -= len + 1) <= 0 ) {
 601                         return 1;
 602                 }
 603                 ptr += len;
 604                 *ptr++ = ',';
 605
 606                 if ( ri->ri_num[i] == SLAP_RETRYNUM_FOREVER ) {
 607                         if ( --restlen <= 0 ) {
 608                                 return 1;
 609                         }
 610                         *ptr++ = '+';
 611
 612                 } else {
 613                         len = snprintf( ptr, restlen, "%d", ri->ri_num[i] );
 614                         if ( (restlen -= len) <= 0 || len < 0 ) {
 615                                 return 1;
 616                         }
 617                         ptr += len;
 618                 }
 619         }
 620
 621         bv.bv_val = buf;
 622         bv.bv_len = ptr - buf;
 623         ber_dupbv( bvout, &bv );
 624
 625         return 0;
 626 }
 627
 628 void
 629 slap_retry_info_destroy(
 630         slap_retry_info_t       *ri )
 631 {
 632         assert( ri != NULL );
 633
 634         assert( ri->ri_interval != NULL );
 635         ch_free( ri->ri_interval );
 636         ri->ri_interval = NULL;
 637
 638         assert( ri->ri_num != NULL );
 639         ch_free( ri->ri_num );
 640         ri->ri_num = NULL;
 641 }
 642
 643 static int
 644 slap_idassert_authzfrom_parse( ConfigArgs *c, slap_idassert_t *si )
 645 {
 646         struct berval   bv;
 647         struct berval   in;
 648         int             rc;
 649
 650         if ( strcmp( c->argv[ 1 ], "*" ) == 0
 651                 || strcmp( c->argv[ 1 ], "dn:*" ) == 0
 652                 || strcasecmp( c->argv[ 1 ], "dn.regex:.*" ) == 0 )
 653         {
 654                 if ( si->si_authz != NULL ) {
 655                         snprintf( c->cr_msg, sizeof( c->cr_msg ),
 656                                 "\"idassert-authzFrom <authz>\": "
 657                                 "\"%s\" conflicts with existing authz rules",
 658                                 c->argv[ 1 ] );
 659                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
 660                         return 1;
 661                 }
 662
 663                 si->si_flags |= LDAP_BACK_AUTH_AUTHZ_ALL;
 664
 665                 return 0;
 666
 667         } else if ( ( si->si_flags & LDAP_BACK_AUTH_AUTHZ_ALL ) ) {
 668                 snprintf( c->cr_msg, sizeof( c->cr_msg ),
 669                         "\"idassert-authzFrom <authz>\": "
 670                         "\"<authz>\" conflicts with \"*\"" );
 671                 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
 672                 return 1;
 673         }
 674
 675         ber_str2bv( c->argv[ 1 ], 0, 0, &in );
 676         rc = authzNormalize( 0, NULL, NULL, &in, &bv, NULL );
 677         if ( rc != LDAP_SUCCESS ) {
 678                 snprintf( c->cr_msg, sizeof( c->cr_msg ),
 679                         "\"idassert-authzFrom <authz>\": "
 680                         "invalid syntax" );
 681                 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
 682                 return 1;
 683         }
 684
 685         if ( c->valx == -1 ) {
 686                 ber_bvarray_add( &si->si_authz, &bv );
 687
 688         } else {
 689                 int i = 0;
 690                 if ( si->si_authz != NULL ) {
 691                         for ( ; !BER_BVISNULL( &si->si_authz[ i ] ); i++ )
 692                                 ;
 693                 }
 694
 695                 if ( i <= c->valx ) {
 696                         ber_bvarray_add( &si->si_authz, &bv );
 697
 698                 } else {
 699                         BerVarray tmp = ber_memrealloc( si->si_authz,
 700                                 sizeof( struct berval )*( i + 2 ) );
 701                         if ( tmp == NULL ) {
 702                                 return -1;
 703                         }
 704                         si->si_authz = tmp;
 705                         for ( ; i > c->valx; i-- ) {
 706                                 si->si_authz[ i ] = si->si_authz[ i - 1 ];
 707                         }
 708                         si->si_authz[ c->valx ] = bv;
 709                 }
 710         }
 711
 712         return 0;
 713 }
 714
 715 static int
 716 slap_idassert_passthru_parse( ConfigArgs *c, slap_idassert_t *si )
 717 {
 718         struct berval   bv;
 719         struct berval   in;
 720         int             rc;
 721
 722         ber_str2bv( c->argv[ 1 ], 0, 0, &in );
 723         rc = authzNormalize( 0, NULL, NULL, &in, &bv, NULL );
 724         if ( rc != LDAP_SUCCESS ) {
 725                 snprintf( c->cr_msg, sizeof( c->cr_msg ),
 726                         "\"idassert-passThru <authz>\": "
 727                         "invalid syntax" );
 728                 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
 729                 return 1;
 730         }
 731
 732         if ( c->valx == -1 ) {
 733                 ber_bvarray_add( &si->si_passthru, &bv );
 734
 735         } else {
 736                 int i = 0;
 737                 if ( si->si_passthru != NULL ) {
 738                         for ( ; !BER_BVISNULL( &si->si_passthru[ i ] ); i++ )
 739                                 ;
 740                 }
 741
 742                 if ( i <= c->valx ) {
 743                         ber_bvarray_add( &si->si_passthru, &bv );
 744
 745                 } else {
 746                         BerVarray tmp = ber_memrealloc( si->si_passthru,
 747                                 sizeof( struct berval )*( i + 2 ) );
 748                         if ( tmp == NULL ) {
 749                                 return -1;
 750                         }
 751                         si->si_passthru = tmp;
 752                         for ( ; i > c->valx; i-- ) {
 753                                 si->si_passthru[ i ] = si->si_passthru[ i - 1 ];
 754                         }
 755                         si->si_passthru[ c->valx ] = bv;
 756                 }
 757         }
 758
 759         return 0;
 760 }
 761
 762 static int
 763 slap_idassert_parse( ConfigArgs *c, slap_idassert_t *si )
 764 {
 765         int             i;
 766
 767         for ( i = 1; i < c->argc; i++ ) {
 768                 if ( strncasecmp( c->argv[ i ], "mode=", STRLENOF( "mode=" ) ) == 0 ) {
 769                         char    *argvi = c->argv[ i ] + STRLENOF( "mode=" );
 770                         int     j;
 771
 772                         j = verb_to_mask( argvi, idassert_mode );
 773                         if ( BER_BVISNULL( &idassert_mode[ j ].word ) ) {
 774                                 snprintf( c->cr_msg, sizeof( c->cr_msg ),
 775                                         "\"idassert-bind <args>\": "
 776                                         "unknown mode \"%s\"",
 777                                         argvi );
 778                                 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
 779                                 return 1;
 780                         }
 781
 782                         si->si_mode = idassert_mode[ j ].mask;
 783
 784                 } else if ( strncasecmp( c->argv[ i ], "authz=", STRLENOF( "authz=" ) ) == 0 ) {
 785                         char    *argvi = c->argv[ i ] + STRLENOF( "authz=" );
 786
 787                         if ( strcasecmp( argvi, "native" ) == 0 ) {
 788                                 if ( si->si_bc.sb_method != LDAP_AUTH_SASL ) {
 789                                         snprintf( c->cr_msg, sizeof( c->cr_msg ),
 790                                                 "\"idassert-bind <args>\": "
 791                                                 "authz=\"native\" incompatible "
 792                                                 "with auth method" );
 793                                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
 794                                         return 1;
 795                                 }
 796                                 si->si_flags |= LDAP_BACK_AUTH_NATIVE_AUTHZ;
 797
 798                         } else if ( strcasecmp( argvi, "proxyAuthz" ) == 0 ) {
 799                                 si->si_flags &= ~LDAP_BACK_AUTH_NATIVE_AUTHZ;
 800
 801                         } else {
 802                                 snprintf( c->cr_msg, sizeof( c->cr_msg ),
 803                                         "\"idassert-bind <args>\": "
 804                                         "unknown authz \"%s\"",
 805                                         argvi );
 806                                 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
 807                                 return 1;
 808                         }
 809
 810                 } else if ( strncasecmp( c->argv[ i ], "flags=", STRLENOF( "flags=" ) ) == 0 ) {
 811                         char    *argvi = c->argv[ i ] + STRLENOF( "flags=" );
 812                         char    **flags = ldap_str2charray( argvi, "," );
 813                         int     j, err = 0;
 814
 815                         if ( flags == NULL ) {
 816                                 snprintf( c->cr_msg, sizeof( c->cr_msg ),
 817                                         "\"idassert-bind <args>\": "
 818                                         "unable to parse flags \"%s\"",
 819                                         argvi );
 820                                 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
 821                                 return 1;
 822                         }
 823
 824                         for ( j = 0; flags[ j ] != NULL; j++ ) {
 825
 826                                 if ( strcasecmp( flags[ j ], "override" ) == 0 ) {
 827                                         si->si_flags |= LDAP_BACK_AUTH_OVERRIDE;
 828
 829                                 } else if ( strcasecmp( flags[ j ], "prescriptive" ) == 0 ) {
 830                                         si->si_flags |= LDAP_BACK_AUTH_PRESCRIPTIVE;
 831
 832                                 } else if ( strcasecmp( flags[ j ], "non-prescriptive" ) == 0 ) {
 833                                         si->si_flags &= ( ~LDAP_BACK_AUTH_PRESCRIPTIVE );
 834
 835                                 } else if ( strcasecmp( flags[ j ], "obsolete-proxy-authz" ) == 0 ) {
 836                                         if ( si->si_flags & LDAP_BACK_AUTH_OBSOLETE_ENCODING_WORKAROUND ) {
 837                                                 Debug( LDAP_DEBUG_ANY,
 838                                                                 "%s: \"obsolete-proxy-authz\" flag "
 839                                                                 "in \"idassert-mode <args>\" "
 840                                                                 "incompatible with previously issued \"obsolete-encoding-workaround\" flag.\n",
 841                                                                 c->log, 0, 0 );
 842                                                 err = 1;
 843                                                 break;
 844
 845                                         } else {
 846                                                 si->si_flags |= LDAP_BACK_AUTH_OBSOLETE_PROXY_AUTHZ;
 847                                         }
 848
 849                                 } else if ( strcasecmp( flags[ j ], "obsolete-encoding-workaround" ) == 0 ) {
 850                                         if ( si->si_flags & LDAP_BACK_AUTH_OBSOLETE_PROXY_AUTHZ ) {
 851                                                 Debug( LDAP_DEBUG_ANY,
 852                                                                 "%s: \"obsolete-encoding-workaround\" flag "
 853                                                         "in \"idassert-mode <args>\" "
 854                                                         "incompatible with previously issued \"obsolete-proxy-authz\" flag.\n",
 855                                                         c->log, 0, 0 );
 856                                                 err = 1;
 857                                                 break;
 858
 859                                         } else {
 860                                                 si->si_flags |= LDAP_BACK_AUTH_OBSOLETE_ENCODING_WORKAROUND;
 861                                         }
 862
 863                                 } else if ( strcasecmp( flags[ j ], "proxy-authz-critical" ) == 0 ) {
 864                                         si->si_flags |= LDAP_BACK_AUTH_PROXYAUTHZ_CRITICAL;
 865
 866                                 } else if ( strcasecmp( flags[ j ], "proxy-authz-non-critical" ) == 0 ) {
 867                                         si->si_flags &= ~LDAP_BACK_AUTH_PROXYAUTHZ_CRITICAL;
 868
 869                                 } else {
 870                                         snprintf( c->cr_msg, sizeof( c->cr_msg ),
 871                                                 "\"idassert-bind <args>\": "
 872                                                 "unknown flag \"%s\"",
 873                                                 flags[ j ] );
 874                                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
 875                                         err = 1;
 876                                         break;
 877                                 }
 878                         }
 879
 880                         ldap_charray_free( flags );
 881                         if ( err ) {
 882                                 return 1;
 883                         }
 884
 885                 } else if ( bindconf_parse( c->argv[ i ], &si->si_bc ) ) {
 886                         snprintf( c->cr_msg, sizeof( c->cr_msg ),
 887                                 "\"idassert-bind <args>\": "
 888                                 "unable to parse field \"%s\"",
 889                                 c->argv[ i ] );
 890                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
 891                         return 1;
 892                 }
 893         }
 894
 895         if ( si->si_bc.sb_method == LDAP_AUTH_SIMPLE ) {
 896                 if ( BER_BVISNULL( &si->si_bc.sb_binddn )
 897                         || BER_BVISNULL( &si->si_bc.sb_cred ) )
 898                 {
 899                         snprintf( c->cr_msg, sizeof( c->cr_msg ),
 900                                 "\"idassert-bind <args>\": "
 901                                 "SIMPLE needs \"binddn\" and \"credentials\"" );
 902                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
 903                         return 1;
 904                 }
 905         }
 906
 907         bindconf_tls_defaults( &si->si_bc );
 908
 909         return 0;
 910 }
 911
 912 /* NOTE: temporary, until back-meta is ported to back-config */
 913 int
 914 slap_idassert_authzfrom_parse_cf( const char *fname, int lineno, const char *arg, slap_idassert_t *si )
 915 {
 916         ConfigArgs      c = { 0 };
 917         char            *argv[ 3 ];
 918
 919         snprintf( c.log, sizeof( c.log ), "%s: line %d", fname, lineno );
 920         c.argc = 2;
 921         c.argv = argv;
 922         argv[ 0 ] = "idassert-authzFrom";
 923         argv[ 1 ] = (char *)arg;
 924         argv[ 2 ] = NULL;
 925
 926         return slap_idassert_authzfrom_parse( &c, si );
 927 }
 928
 929 int
 930 slap_idassert_passthru_parse_cf( const char *fname, int lineno, const char *arg, slap_idassert_t *si )
 931 {
 932         ConfigArgs      c = { 0 };
 933         char            *argv[ 3 ];
 934
 935         snprintf( c.log, sizeof( c.log ), "%s: line %d", fname, lineno );
 936         c.argc = 2;
 937         c.argv = argv;
 938         argv[ 0 ] = "idassert-passThru";
 939         argv[ 1 ] = (char *)arg;
 940         argv[ 2 ] = NULL;
 941
 942         return slap_idassert_passthru_parse( &c, si );
 943 }
 944
 945 int
 946 slap_idassert_parse_cf( const char *fname, int lineno, int argc, char *argv[], slap_idassert_t *si )
 947 {
 948         ConfigArgs      c = { 0 };
 949
 950         snprintf( c.log, sizeof( c.log ), "%s: line %d", fname, lineno );
 951         c.argc = argc;
 952         c.argv = argv;
 953
 954         return slap_idassert_parse( &c, si );
 955 }
 956
 957 static int
 958 ldap_back_cf_gen( ConfigArgs *c )
 959 {
 960         ldapinfo_t      *li = ( ldapinfo_t * )c->be->be_private;
 961         int             rc = 0;
 962         int             i;
 963
 964         if ( c->op == SLAP_CONFIG_EMIT ) {
 965                 struct berval   bv = BER_BVNULL;
 966
 967                 if ( li == NULL ) {
 968                         return 1;
 969                 }
 970
 971                 switch( c->type ) {
 972                 case LDAP_BACK_CFG_URI:
 973                         if ( li->li_uri != NULL ) {
 974                                 struct berval   bv, bv2;
 975
 976                                 ber_str2bv( li->li_uri, 0, 0, &bv );
 977                                 bv2.bv_len = bv.bv_len + STRLENOF( "\"\"" );
 978                                 bv2.bv_val = ch_malloc( bv2.bv_len + 1 );
 979                                 snprintf( bv2.bv_val, bv2.bv_len + 1,
 980                                         "\"%s\"", bv.bv_val );
 981                                 ber_bvarray_add( &c->rvalue_vals, &bv2 );
 982
 983                         } else {
 984                                 rc = 1;
 985                         }
 986                         break;
 987
 988                 case LDAP_BACK_CFG_TLS: {
 989                         struct berval bc = BER_BVNULL, bv2;
 990                         enum_to_verb( tls_mode, ( li->li_flags & LDAP_BACK_F_TLS_MASK ), &bv );
 991                         assert( !BER_BVISNULL( &bv ) );
 992                         bindconf_tls_unparse( &li->li_tls, &bc );
 993
 994                         if ( !BER_BVISEMPTY( &bc )) {
 995                                 bv2.bv_len = bv.bv_len + bc.bv_len + 1;
 996                                 bv2.bv_val = ch_malloc( bv2.bv_len + 1 );
 997                                 strcpy( bv2.bv_val, bv.bv_val );
 998                                 bv2.bv_val[bv.bv_len] = ' ';
 999                                 strcpy( &bv2.bv_val[bv.bv_len + 1], bc.bv_val );
1000                                 ber_bvarray_add( &c->rvalue_vals, &bv2 );
1001
1002                         } else {
1003                                 value_add_one( &c->rvalue_vals, &bv );
1004                         }
1005                         ber_memfree( bc.bv_val );
1006                         }
1007                         break;
1008
1009                 case LDAP_BACK_CFG_ACL_AUTHCDN:
1010                 case LDAP_BACK_CFG_ACL_PASSWD:
1011                 case LDAP_BACK_CFG_ACL_METHOD:
1012                         /* handled by LDAP_BACK_CFG_ACL_BIND */
1013                         rc = 1;
1014                         break;
1015
1016                 case LDAP_BACK_CFG_ACL_BIND: {
1017                         int     i;
1018
1019                         if ( li->li_acl_authmethod == LDAP_AUTH_NONE ) {
1020                                 return 1;
1021                         }
1022
1023                         bindconf_unparse( &li->li_acl, &bv );
1024
1025                         for ( i = 0; isspace( (unsigned char) bv.bv_val[ i ] ); i++ )
1026                                 /* count spaces */ ;
1027
1028                         if ( i ) {
1029                                 bv.bv_len -= i;
1030                                 AC_MEMCPY( bv.bv_val, &bv.bv_val[ i ],
1031                                         bv.bv_len + 1 );
1032                         }
1033
1034                         ber_bvarray_add( &c->rvalue_vals, &bv );
1035                         break;
1036                 }
1037
1038                 case LDAP_BACK_CFG_IDASSERT_MODE:
1039                 case LDAP_BACK_CFG_IDASSERT_AUTHCDN:
1040                 case LDAP_BACK_CFG_IDASSERT_PASSWD:
1041                 case LDAP_BACK_CFG_IDASSERT_METHOD:
1042                         /* handled by LDAP_BACK_CFG_IDASSERT_BIND */
1043                         rc = 1;
1044                         break;
1045
1046                 case LDAP_BACK_CFG_IDASSERT_AUTHZFROM:
1047                 case LDAP_BACK_CFG_IDASSERT_PASSTHRU: {
1048                         BerVarray       *bvp;
1049                         int             i;
1050                         struct berval   bv = BER_BVNULL;
1051                         char            buf[SLAP_TEXT_BUFLEN];
1052
1053                         switch ( c->type ) {
1054                         case LDAP_BACK_CFG_IDASSERT_AUTHZFROM: bvp = &li->li_idassert_authz; break;
1055                         case LDAP_BACK_CFG_IDASSERT_PASSTHRU: bvp = &li->li_idassert_passthru; break;
1056                         default: assert( 0 ); break;
1057                         }
1058
1059                         if ( *bvp == NULL ) {
1060                                 if ( bvp == &li->li_idassert_authz
1061                                         && ( li->li_idassert_flags & LDAP_BACK_AUTH_AUTHZ_ALL ) )
1062                                 {
1063                                         BER_BVSTR( &bv, "*" );
1064                                         value_add_one( &c->rvalue_vals, &bv );
1065
1066                                 } else {
1067                                         rc = 1;
1068                                 }
1069                                 break;
1070                         }
1071
1072                         for ( i = 0; !BER_BVISNULL( &((*bvp)[ i ]) ); i++ ) {
1073                                 char *ptr;
1074                                 int len = snprintf( buf, sizeof( buf ), SLAP_X_ORDERED_FMT, i );
1075                                 bv.bv_len = ((*bvp)[ i ]).bv_len + len;
1076                                 bv.bv_val = ber_memrealloc( bv.bv_val, bv.bv_len + 1 );
1077                                 ptr = bv.bv_val;
1078                                 ptr = lutil_strcopy( ptr, buf );
1079                                 ptr = lutil_strncopy( ptr, ((*bvp)[ i ]).bv_val, ((*bvp)[ i ]).bv_len );
1080                                 value_add_one( &c->rvalue_vals, &bv );
1081                         }
1082                         if ( bv.bv_val ) {
1083                                 ber_memfree( bv.bv_val );
1084                         }
1085                         break;
1086                 }
1087
1088                 case LDAP_BACK_CFG_IDASSERT_BIND: {
1089                         int             i;
1090                         struct berval   bc = BER_BVNULL;
1091                         char            *ptr;
1092
1093                         if ( li->li_idassert_authmethod == LDAP_AUTH_NONE ) {
1094                                 return 1;
1095                         }
1096
1097                         if ( li->li_idassert_authmethod != LDAP_AUTH_NONE ) {
1098                                 ber_len_t       len;
1099
1100                                 switch ( li->li_idassert_mode ) {
1101                                 case LDAP_BACK_IDASSERT_OTHERID:
1102                                 case LDAP_BACK_IDASSERT_OTHERDN:
1103                                         break;
1104
1105                                 default: {
1106                                         struct berval   mode = BER_BVNULL;
1107
1108                                         enum_to_verb( idassert_mode, li->li_idassert_mode, &mode );
1109                                         if ( BER_BVISNULL( &mode ) ) {
1110                                                 /* there's something wrong... */
1111                                                 assert( 0 );
1112                                                 rc = 1;
1113
1114                                         } else {
1115                                                 bv.bv_len = STRLENOF( "mode=" ) + mode.bv_len;
1116                                                 bv.bv_val = ch_malloc( bv.bv_len + 1 );
1117
1118                                                 ptr = lutil_strcopy( bv.bv_val, "mode=" );
1119                                                 ptr = lutil_strcopy( ptr, mode.bv_val );
1120                                         }
1121                                         break;
1122                                 }
1123                                 }
1124
1125                                 if ( li->li_idassert_flags & LDAP_BACK_AUTH_NATIVE_AUTHZ ) {
1126                                         len = bv.bv_len + STRLENOF( "authz=native" );
1127
1128                                         if ( !BER_BVISEMPTY( &bv ) ) {
1129                                                 len += STRLENOF( " " );
1130                                         }
1131
1132                                         bv.bv_val = ch_realloc( bv.bv_val, len + 1 );
1133
1134                                         ptr = &bv.bv_val[ bv.bv_len ];
1135
1136                                         if ( !BER_BVISEMPTY( &bv ) ) {
1137                                                 ptr = lutil_strcopy( ptr, " " );
1138                                         }
1139
1140                                         (void)lutil_strcopy( ptr, "authz=native" );
1141                                 }
1142
1143                                 len = bv.bv_len + STRLENOF( "flags=non-prescriptive,override,obsolete-encoding-workaround,proxy-authz-non-critical" );
1144                                 /* flags */
1145                                 if ( !BER_BVISEMPTY( &bv ) ) {
1146                                         len += STRLENOF( " " );
1147                                 }
1148
1149                                 bv.bv_val = ch_realloc( bv.bv_val, len + 1 );
1150
1151                                 ptr = &bv.bv_val[ bv.bv_len ];
1152
1153                                 if ( !BER_BVISEMPTY( &bv ) ) {
1154                                         ptr = lutil_strcopy( ptr, " " );
1155                                 }
1156
1157                                 ptr = lutil_strcopy( ptr, "flags=" );
1158
1159                                 if ( li->li_idassert_flags & LDAP_BACK_AUTH_PRESCRIPTIVE ) {
1160                                         ptr = lutil_strcopy( ptr, "prescriptive" );
1161                                 } else {
1162                                         ptr = lutil_strcopy( ptr, "non-prescriptive" );
1163                                 }
1164
1165                                 if ( li->li_idassert_flags & LDAP_BACK_AUTH_OVERRIDE ) {
1166                                         ptr = lutil_strcopy( ptr, ",override" );
1167                                 }
1168
1169                                 if ( li->li_idassert_flags & LDAP_BACK_AUTH_OBSOLETE_PROXY_AUTHZ ) {
1170                                         ptr = lutil_strcopy( ptr, ",obsolete-proxy-authz" );
1171
1172                                 } else if ( li->li_idassert_flags & LDAP_BACK_AUTH_OBSOLETE_ENCODING_WORKAROUND ) {
1173                                         ptr = lutil_strcopy( ptr, ",obsolete-encoding-workaround" );
1174                                 }
1175
1176                                 if ( li->li_idassert_flags & LDAP_BACK_AUTH_PROXYAUTHZ_CRITICAL ) {
1177                                         ptr = lutil_strcopy( ptr, ",proxy-authz-critical" );
1178
1179                                 } else {
1180                                         ptr = lutil_strcopy( ptr, ",proxy-authz-non-critical" );
1181                                 }
1182
1183                                 bv.bv_len = ( ptr - bv.bv_val );
1184                                 /* end-of-flags */
1185                         }
1186
1187                         bindconf_unparse( &li->li_idassert.si_bc, &bc );
1188
1189                         if ( !BER_BVISNULL( &bv ) ) {
1190                                 ber_len_t       len = bv.bv_len + bc.bv_len;
1191
1192                                 bv.bv_val = ch_realloc( bv.bv_val, len + 1 );
1193
1194                                 assert( bc.bv_val[ 0 ] == ' ' );
1195
1196                                 ptr = lutil_strcopy( &bv.bv_val[ bv.bv_len ], bc.bv_val );
1197                                 free( bc.bv_val );
1198                                 bv.bv_len = ptr - bv.bv_val;
1199
1200                         } else {
1201                                 for ( i = 0; isspace( (unsigned char) bc.bv_val[ i ] ); i++ )
1202                                         /* count spaces */ ;
1203
1204                                 if ( i ) {
1205                                         bc.bv_len -= i;
1206                                         AC_MEMCPY( bc.bv_val, &bc.bv_val[ i ], bc.bv_len + 1 );
1207                                 }
1208
1209                                 bv = bc;
1210                         }
1211
1212                         ber_bvarray_add( &c->rvalue_vals, &bv );
1213
1214                         break;
1215                 }
1216
1217                 case LDAP_BACK_CFG_REBIND:
1218                         c->value_int = LDAP_BACK_SAVECRED( li );
1219                         break;
1220
1221                 case LDAP_BACK_CFG_CHASE:
1222                         c->value_int = LDAP_BACK_CHASE_REFERRALS( li );
1223                         break;
1224
1225                 case LDAP_BACK_CFG_T_F:
1226                         enum_to_verb( t_f_mode, (li->li_flags & LDAP_BACK_F_T_F_MASK2), &bv );
1227                         if ( BER_BVISNULL( &bv ) ) {
1228                                 /* there's something wrong... */
1229                                 assert( 0 );
1230                                 rc = 1;
1231
1232                         } else {
1233                                 value_add_one( &c->rvalue_vals, &bv );
1234                         }
1235                         break;
1236
1237                 case LDAP_BACK_CFG_WHOAMI:
1238                         c->value_int = LDAP_BACK_PROXY_WHOAMI( li );
1239                         break;
1240
1241                 case LDAP_BACK_CFG_TIMEOUT:
1242                         BER_BVZERO( &bv );
1243
1244                         for ( i = 0; i < SLAP_OP_LAST; i++ ) {
1245                                 if ( li->li_timeout[ i ] != 0 ) {
1246                                         break;
1247                                 }
1248                         }
1249
1250                         if ( i == SLAP_OP_LAST ) {
1251                                 return 1;
1252                         }
1253
1254                         slap_cf_aux_table_unparse( li->li_timeout, &bv, timeout_table );
1255
1256                         if ( BER_BVISNULL( &bv ) ) {
1257                                 return 1;
1258                         }
1259
1260                         for ( i = 0; isspace( (unsigned char) bv.bv_val[ i ] ); i++ )
1261                                 /* count spaces */ ;
1262
1263                         if ( i ) {
1264                                 bv.bv_len -= i;
1265                                 AC_MEMCPY( bv.bv_val, &bv.bv_val[ i ],
1266                                         bv.bv_len + 1 );
1267                         }
1268
1269                         ber_bvarray_add( &c->rvalue_vals, &bv );
1270                         break;
1271
1272                 case LDAP_BACK_CFG_IDLE_TIMEOUT: {
1273                         char    buf[ SLAP_TEXT_BUFLEN ];
1274
1275                         if ( li->li_idle_timeout == 0 ) {
1276                                 return 1;
1277                         }
1278
1279                         lutil_unparse_time( buf, sizeof( buf ), li->li_idle_timeout );
1280                         ber_str2bv( buf, 0, 0, &bv );
1281                         value_add_one( &c->rvalue_vals, &bv );
1282                         } break;
1283
1284                 case LDAP_BACK_CFG_CONN_TTL: {
1285                         char    buf[ SLAP_TEXT_BUFLEN ];
1286
1287                         if ( li->li_conn_ttl == 0 ) {
1288                                 return 1;
1289                         }
1290
1291                         lutil_unparse_time( buf, sizeof( buf ), li->li_conn_ttl );
1292                         ber_str2bv( buf, 0, 0, &bv );
1293                         value_add_one( &c->rvalue_vals, &bv );
1294                         } break;
1295
1296                 case LDAP_BACK_CFG_NETWORK_TIMEOUT: {
1297                         char    buf[ SLAP_TEXT_BUFLEN ];
1298
1299                         if ( li->li_network_timeout == 0 ) {
1300                                 return 1;
1301                         }
1302
1303                         snprintf( buf, sizeof( buf ), "%ld",
1304                                 (long)li->li_network_timeout );
1305                         ber_str2bv( buf, 0, 0, &bv );
1306                         value_add_one( &c->rvalue_vals, &bv );
1307                         } break;
1308
1309                 case LDAP_BACK_CFG_VERSION:
1310                         if ( li->li_version == 0 ) {
1311                                 return 1;
1312                         }
1313
1314                         c->value_int = li->li_version;
1315                         break;
1316
1317                 case LDAP_BACK_CFG_SINGLECONN:
1318                         c->value_int = LDAP_BACK_SINGLECONN( li );
1319                         break;
1320
1321                 case LDAP_BACK_CFG_USETEMP:
1322                         c->value_int = LDAP_BACK_USE_TEMPORARIES( li );
1323                         break;
1324
1325                 case LDAP_BACK_CFG_CONNPOOLMAX:
1326                         c->value_int = li->li_conn_priv_max;
1327                         break;
1328
1329                 case LDAP_BACK_CFG_CANCEL: {
1330                         slap_mask_t     mask = LDAP_BACK_F_CANCEL_MASK2;
1331
1332                         if ( LDAP_BACK_CANCEL_DISCOVER( li ) ) {
1333                                 mask &= ~LDAP_BACK_F_CANCEL_EXOP;
1334                         }
1335                         enum_to_verb( cancel_mode, (li->li_flags & mask), &bv );
1336                         if ( BER_BVISNULL( &bv ) ) {
1337                                 /* there's something wrong... */
1338                                 assert( 0 );
1339                                 rc = 1;
1340
1341                         } else {
1342                                 value_add_one( &c->rvalue_vals, &bv );
1343                         }
1344                         } break;
1345
1346                 case LDAP_BACK_CFG_QUARANTINE:
1347                         if ( !LDAP_BACK_QUARANTINE( li ) ) {
1348                                 rc = 1;
1349                                 break;
1350                         }
1351
1352                         rc = slap_retry_info_unparse( &li->li_quarantine, &bv );
1353                         if ( rc == 0 ) {
1354                                 ber_bvarray_add( &c->rvalue_vals, &bv );
1355                         }
1356                         break;
1357
1358 #ifdef SLAP_CONTROL_X_SESSION_TRACKING
1359                 case LDAP_BACK_CFG_ST_REQUEST:
1360                         c->value_int = LDAP_BACK_ST_REQUEST( li );
1361                         break;
1362 #endif /* SLAP_CONTROL_X_SESSION_TRACKING */
1363
1364                 case LDAP_BACK_CFG_NOREFS:
1365                         c->value_int = LDAP_BACK_NOREFS( li );
1366                         break;
1367
1368                 case LDAP_BACK_CFG_NOUNDEFFILTER:
1369                         c->value_int = LDAP_BACK_NOUNDEFFILTER( li );
1370                         break;
1371
1372                 default:
1373                         /* FIXME: we need to handle all... */
1374                         assert( 0 );
1375                         break;
1376                 }
1377                 return rc;
1378
1379         } else if ( c->op == LDAP_MOD_DELETE ) {
1380                 switch( c->type ) {
1381                 case LDAP_BACK_CFG_URI:
1382                         if ( li->li_uri != NULL ) {
1383                                 ch_free( li->li_uri );
1384                                 li->li_uri = NULL;
1385
1386                                 assert( li->li_bvuri != NULL );
1387                                 ber_bvarray_free( li->li_bvuri );
1388                                 li->li_bvuri = NULL;
1389                         }
1390
1391                         /* better cleanup the cached connections... */
1392                         /* NOTE: don't worry about locking: if we got here,
1393                          * other threads are suspended. */
1394                         if ( li->li_conninfo.lai_tree != NULL ) {
1395                                 avl_free( li->li_conninfo.lai_tree, ldap_back_conn_free );
1396                                 li->li_conninfo.lai_tree = NULL;
1397                         }
1398
1399                         break;
1400
1401                 case LDAP_BACK_CFG_TLS:
1402                         rc = 1;
1403                         break;
1404
1405                 case LDAP_BACK_CFG_ACL_AUTHCDN:
1406                 case LDAP_BACK_CFG_ACL_PASSWD:
1407                 case LDAP_BACK_CFG_ACL_METHOD:
1408                         /* handled by LDAP_BACK_CFG_ACL_BIND */
1409                         rc = 1;
1410                         break;
1411
1412                 case LDAP_BACK_CFG_ACL_BIND:
1413                         bindconf_free( &li->li_acl );
1414                         break;
1415
1416                 case LDAP_BACK_CFG_IDASSERT_MODE:
1417                 case LDAP_BACK_CFG_IDASSERT_AUTHCDN:
1418                 case LDAP_BACK_CFG_IDASSERT_PASSWD:
1419                 case LDAP_BACK_CFG_IDASSERT_METHOD:
1420                         /* handled by LDAP_BACK_CFG_IDASSERT_BIND */
1421                         rc = 1;
1422                         break;
1423
1424                 case LDAP_BACK_CFG_IDASSERT_AUTHZFROM:
1425                 case LDAP_BACK_CFG_IDASSERT_PASSTHRU: {
1426                         BerVarray *bvp;
1427
1428                         switch ( c->type ) {
1429                         case LDAP_BACK_CFG_IDASSERT_AUTHZFROM: bvp = &li->li_idassert_authz; break;
1430                         case LDAP_BACK_CFG_IDASSERT_PASSTHRU: bvp = &li->li_idassert_passthru; break;
1431                         default: assert( 0 ); break;
1432                         }
1433
1434                         if ( c->valx < 0 ) {
1435                                 if ( *bvp != NULL ) {
1436                                         ber_bvarray_free( *bvp );
1437                                         *bvp = NULL;
1438                                 }
1439
1440                         } else {
1441                                 int i;
1442
1443                                 if ( *bvp == NULL ) {
1444                                         rc = 1;
1445                                         break;
1446                                 }
1447
1448                                 for ( i = 0; !BER_BVISNULL( &((*bvp)[ i ]) ); i++ )
1449                                         ;
1450
1451                                 if ( i >= c->valx ) {
1452                                         rc = 1;
1453                                         break;
1454                                 }
1455                                 ber_memfree( ((*bvp)[ c->valx ]).bv_val );
1456                                 for ( i = c->valx; !BER_BVISNULL( &((*bvp)[ i + 1 ]) ); i++ ) {
1457                                         (*bvp)[ i ] = (*bvp)[ i + 1 ];
1458                                 }
1459                                 BER_BVZERO( &((*bvp)[ i ]) );
1460                         }
1461                         } break;
1462
1463                 case LDAP_BACK_CFG_IDASSERT_BIND:
1464                         bindconf_free( &li->li_idassert.si_bc );
1465                         memset( &li->li_idassert, 0, sizeof( slap_idassert_t ) );
1466                         break;
1467
1468                 case LDAP_BACK_CFG_REBIND:
1469                 case LDAP_BACK_CFG_CHASE:
1470                 case LDAP_BACK_CFG_T_F:
1471                 case LDAP_BACK_CFG_WHOAMI:
1472                 case LDAP_BACK_CFG_CANCEL:
1473                         rc = 1;
1474                         break;
1475
1476                 case LDAP_BACK_CFG_TIMEOUT:
1477                         for ( i = 0; i < SLAP_OP_LAST; i++ ) {
1478                                 li->li_timeout[ i ] = 0;
1479                         }
1480                         break;
1481
1482                 case LDAP_BACK_CFG_IDLE_TIMEOUT:
1483                         li->li_idle_timeout = 0;
1484                         break;
1485
1486                 case LDAP_BACK_CFG_CONN_TTL:
1487                         li->li_conn_ttl = 0;
1488                         break;
1489
1490                 case LDAP_BACK_CFG_NETWORK_TIMEOUT:
1491                         li->li_network_timeout = 0;
1492                         break;
1493
1494                 case LDAP_BACK_CFG_VERSION:
1495                         li->li_version = 0;
1496                         break;
1497
1498                 case LDAP_BACK_CFG_SINGLECONN:
1499                         li->li_flags &= ~LDAP_BACK_F_SINGLECONN;
1500                         break;
1501
1502                 case LDAP_BACK_CFG_USETEMP:
1503                         li->li_flags &= ~LDAP_BACK_F_USE_TEMPORARIES;
1504                         break;
1505
1506                 case LDAP_BACK_CFG_CONNPOOLMAX:
1507                         li->li_conn_priv_max = LDAP_BACK_CONN_PRIV_MIN;
1508                         break;
1509
1510                 case LDAP_BACK_CFG_QUARANTINE:
1511                         if ( !LDAP_BACK_QUARANTINE( li ) ) {
1512                                 break;
1513                         }
1514
1515                         slap_retry_info_destroy( &li->li_quarantine );
1516                         ldap_pvt_thread_mutex_destroy( &li->li_quarantine_mutex );
1517                         li->li_isquarantined = 0;
1518                         li->li_flags &= ~LDAP_BACK_F_QUARANTINE;
1519                         break;
1520
1521 #ifdef SLAP_CONTROL_X_SESSION_TRACKING
1522                 case LDAP_BACK_CFG_ST_REQUEST:
1523                         li->li_flags &= ~LDAP_BACK_F_ST_REQUEST;
1524                         break;
1525 #endif /* SLAP_CONTROL_X_SESSION_TRACKING */
1526
1527                 case LDAP_BACK_CFG_NOREFS:
1528                         li->li_flags &= ~LDAP_BACK_F_NOREFS;
1529                         break;
1530
1531                 case LDAP_BACK_CFG_NOUNDEFFILTER:
1532                         li->li_flags &= ~LDAP_BACK_F_NOUNDEFFILTER;
1533                         break;
1534
1535                 default:
1536                         /* FIXME: we need to handle all... */
1537                         assert( 0 );
1538                         break;
1539                 }
1540                 return rc;
1541
1542         }
1543
1544         switch( c->type ) {
1545         case LDAP_BACK_CFG_URI: {
1546                 LDAPURLDesc     *tmpludp, *lud;
1547                 char            **urllist = NULL;
1548                 int             urlrc = LDAP_URL_SUCCESS, i;
1549
1550                 if ( li->li_uri != NULL ) {
1551                         ch_free( li->li_uri );
1552                         li->li_uri = NULL;
1553
1554                         assert( li->li_bvuri != NULL );
1555                         ber_bvarray_free( li->li_bvuri );
1556                         li->li_bvuri = NULL;
1557                 }
1558
1559                 /* PARANOID: DN and more are not required nor allowed */
1560                 urlrc = ldap_url_parselist_ext( &lud, c->argv[ 1 ], ", \t", LDAP_PVT_URL_PARSE_NONE );
1561                 if ( urlrc != LDAP_URL_SUCCESS ) {
1562                         char    *why;
1563
1564                         switch ( urlrc ) {
1565                         case LDAP_URL_ERR_MEM:
1566                                 why = "no memory";
1567                                 break;
1568                         case LDAP_URL_ERR_PARAM:
1569                                 why = "parameter is bad";
1570                                 break;
1571                         case LDAP_URL_ERR_BADSCHEME:
1572                                 why = "URL doesn't begin with \"[c]ldap[si]://\"";
1573                                 break;
1574                         case LDAP_URL_ERR_BADENCLOSURE:
1575                                 why = "URL is missing trailing \">\"";
1576                                 break;
1577                         case LDAP_URL_ERR_BADURL:
1578                                 why = "URL is bad";
1579                                 break;
1580                         case LDAP_URL_ERR_BADHOST:
1581                                 why = "host/port is bad";
1582                                 break;
1583                         case LDAP_URL_ERR_BADATTRS:
1584                                 why = "bad (or missing) attributes";
1585                                 break;
1586                         case LDAP_URL_ERR_BADSCOPE:
1587                                 why = "scope string is invalid (or missing)";
1588                                 break;
1589                         case LDAP_URL_ERR_BADFILTER:
1590                                 why = "bad or missing filter";
1591                                 break;
1592                         case LDAP_URL_ERR_BADEXTS:
1593                                 why = "bad or missing extensions";
1594                                 break;
1595                         default:
1596                                 why = "unknown reason";
1597                                 break;
1598                         }
1599                         snprintf( c->cr_msg, sizeof( c->cr_msg),
1600                                         "unable to parse uri \"%s\" "
1601                                         "in \"uri <uri>\" line: %s",
1602                                         c->value_string, why );
1603                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
1604                         urlrc = 1;
1605                         goto done_url;
1606                 }
1607
1608                 for ( i = 0, tmpludp = lud;
1609                                 tmpludp;
1610                                 i++, tmpludp = tmpludp->lud_next )
1611                 {
1612                         if ( ( tmpludp->lud_dn != NULL
1613                                                 && tmpludp->lud_dn[0] != '\0' )
1614                                         || tmpludp->lud_attrs != NULL
1615                                         /* || tmpludp->lud_scope != LDAP_SCOPE_DEFAULT */
1616                                         || tmpludp->lud_filter != NULL
1617                                         || tmpludp->lud_exts != NULL )
1618                         {
1619                                 snprintf( c->cr_msg, sizeof( c->cr_msg ),
1620                                                 "warning, only protocol, "
1621                                                 "host and port allowed "
1622                                                 "in \"uri <uri>\" statement "
1623                                                 "for uri #%d of \"%s\"",
1624                                                 i, c->argv[ 1 ] );
1625                                 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
1626                         }
1627                 }
1628
1629                 for ( i = 0, tmpludp = lud;
1630                                 tmpludp;
1631                                 i++, tmpludp = tmpludp->lud_next )
1632                         /* just count */
1633                         ;
1634                 urllist = ch_calloc( sizeof( char * ), i + 1 );
1635
1636                 for ( i = 0, tmpludp = lud;
1637                                 tmpludp;
1638                                 i++, tmpludp = tmpludp->lud_next )
1639                 {
1640                         LDAPURLDesc     tmplud;
1641
1642                         tmplud = *tmpludp;
1643                         tmplud.lud_dn = "";
1644                         tmplud.lud_attrs = NULL;
1645                         tmplud.lud_filter = NULL;
1646                         if ( !ldap_is_ldapi_url( tmplud.lud_scheme ) ) {
1647                                 tmplud.lud_exts = NULL;
1648                                 tmplud.lud_crit_exts = 0;
1649                         }
1650
1651                         urllist[ i ]  = ldap_url_desc2str( &tmplud );
1652
1653                         if ( urllist[ i ] == NULL ) {
1654                                 snprintf( c->cr_msg, sizeof( c->cr_msg),
1655                                         "unable to rebuild uri "
1656                                         "in \"uri <uri>\" statement "
1657                                         "for \"%s\"",
1658                                         c->argv[ 1 ] );
1659                                 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
1660                                 urlrc = 1;
1661                                 goto done_url;
1662                         }
1663                 }
1664
1665                 li->li_uri = ldap_charray2str( urllist, " " );
1666                 for ( i = 0; urllist[ i ] != NULL; i++ ) {
1667                         struct berval   bv;
1668
1669                         ber_str2bv( urllist[ i ], 0, 0, &bv );
1670                         ber_bvarray_add( &li->li_bvuri, &bv );
1671                         urllist[ i ] = NULL;
1672                 }
1673                 ldap_memfree( urllist );
1674                 urllist = NULL;
1675
1676 done_url:;
1677                 if ( urllist ) {
1678                         ldap_charray_free( urllist );
1679                 }
1680                 if ( lud ) {
1681                         ldap_free_urllist( lud );
1682                 }
1683                 if ( urlrc != LDAP_URL_SUCCESS ) {
1684                         return 1;
1685                 }
1686                 break;
1687         }
1688
1689         case LDAP_BACK_CFG_TLS:
1690                 i = verb_to_mask( c->argv[1], tls_mode );
1691                 if ( BER_BVISNULL( &tls_mode[i].word ) ) {
1692                         return 1;
1693                 }
1694                 li->li_flags &= ~LDAP_BACK_F_TLS_MASK;
1695                 li->li_flags |= tls_mode[i].mask;
1696                 if ( c->argc > 2 ) {
1697                         for ( i=2; i<c->argc; i++ ) {
1698                                 if ( bindconf_tls_parse( c->argv[i], &li->li_tls ))
1699                                         return 1;
1700                         }
1701                         bindconf_tls_defaults( &li->li_tls );
1702                 }
1703                 break;
1704
1705         case LDAP_BACK_CFG_ACL_AUTHCDN:
1706                 switch ( li->li_acl_authmethod ) {
1707                 case LDAP_AUTH_NONE:
1708                         li->li_acl_authmethod = LDAP_AUTH_SIMPLE;
1709                         break;
1710
1711                 case LDAP_AUTH_SIMPLE:
1712                         break;
1713
1714                 default:
1715                         snprintf( c->cr_msg, sizeof( c->cr_msg),
1716                                 "\"acl-authcDN <DN>\" incompatible "
1717                                 "with auth method %d",
1718                                 li->li_acl_authmethod );
1719                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
1720                         return 1;
1721                 }
1722                 if ( !BER_BVISNULL( &li->li_acl_authcDN ) ) {
1723                         free( li->li_acl_authcDN.bv_val );
1724                 }
1725                 ber_memfree_x( c->value_dn.bv_val, NULL );
1726                 li->li_acl_authcDN = c->value_ndn;
1727                 BER_BVZERO( &c->value_dn );
1728                 BER_BVZERO( &c->value_ndn );
1729                 break;
1730
1731         case LDAP_BACK_CFG_ACL_PASSWD:
1732                 switch ( li->li_acl_authmethod ) {
1733                 case LDAP_AUTH_NONE:
1734                         li->li_acl_authmethod = LDAP_AUTH_SIMPLE;
1735                         break;
1736
1737                 case LDAP_AUTH_SIMPLE:
1738                         break;
1739
1740                 default:
1741                         snprintf( c->cr_msg, sizeof( c->cr_msg ),
1742                                 "\"acl-passwd <cred>\" incompatible "
1743                                 "with auth method %d",
1744                                 li->li_acl_authmethod );
1745                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
1746                         return 1;
1747                 }
1748                 if ( !BER_BVISNULL( &li->li_acl_passwd ) ) {
1749                         free( li->li_acl_passwd.bv_val );
1750                 }
1751                 ber_str2bv( c->argv[ 1 ], 0, 1, &li->li_acl_passwd );
1752                 break;
1753
1754         case LDAP_BACK_CFG_ACL_METHOD:
1755         case LDAP_BACK_CFG_ACL_BIND:
1756                 for ( i = 1; i < c->argc; i++ ) {
1757                         if ( bindconf_parse( c->argv[ i ], &li->li_acl ) ) {
1758                                 return 1;
1759                         }
1760                 }
1761                 bindconf_tls_defaults( &li->li_acl );
1762                 break;
1763
1764         case LDAP_BACK_CFG_IDASSERT_MODE:
1765                 i = verb_to_mask( c->argv[1], idassert_mode );
1766                 if ( BER_BVISNULL( &idassert_mode[i].word ) ) {
1767                         if ( strncasecmp( c->argv[1], "u:", STRLENOF( "u:" ) ) == 0 ) {
1768                                 li->li_idassert_mode = LDAP_BACK_IDASSERT_OTHERID;
1769                                 ber_str2bv( c->argv[1], 0, 1, &li->li_idassert_authzID );
1770                                 li->li_idassert_authzID.bv_val[ 0 ] = 'u';
1771
1772                         } else {
1773                                 struct berval   id, ndn;
1774
1775                                 ber_str2bv( c->argv[1], 0, 0, &id );
1776
1777                                 if ( strncasecmp( c->argv[1], "dn:", STRLENOF( "dn:" ) ) == 0 ) {
1778                                         id.bv_val += STRLENOF( "dn:" );
1779                                         id.bv_len -= STRLENOF( "dn:" );
1780                                 }
1781
1782                                 rc = dnNormalize( 0, NULL, NULL, &id, &ndn, NULL );
1783                                 if ( rc != LDAP_SUCCESS ) {
1784                                         Debug( LDAP_DEBUG_ANY,
1785                                                 "%s: line %d: idassert ID \"%s\" is not a valid DN\n",
1786                                                 c->fname, c->lineno, c->argv[1] );
1787                                         return 1;
1788                                 }
1789
1790                                 li->li_idassert_authzID.bv_len = STRLENOF( "dn:" ) + ndn.bv_len;
1791                                 li->li_idassert_authzID.bv_val = ch_malloc( li->li_idassert_authzID.bv_len + 1 );
1792                                 AC_MEMCPY( li->li_idassert_authzID.bv_val, "dn:", STRLENOF( "dn:" ) );
1793                                 AC_MEMCPY( &li->li_idassert_authzID.bv_val[ STRLENOF( "dn:" ) ], ndn.bv_val, ndn.bv_len + 1 );
1794                                 ch_free( ndn.bv_val );
1795
1796                                 li->li_idassert_mode = LDAP_BACK_IDASSERT_OTHERDN;
1797                         }
1798
1799                 } else {
1800                         li->li_idassert_mode = idassert_mode[i].mask;
1801                 }
1802
1803                 if ( c->argc > 2 ) {
1804                         int     i;
1805
1806                         for ( i = 2; i < c->argc; i++ ) {
1807                                 if ( strcasecmp( c->argv[ i ], "override" ) == 0 ) {
1808                                         li->li_idassert_flags |= LDAP_BACK_AUTH_OVERRIDE;
1809
1810                                 } else if ( strcasecmp( c->argv[ i ], "prescriptive" ) == 0 ) {
1811                                         li->li_idassert_flags |= LDAP_BACK_AUTH_PRESCRIPTIVE;
1812
1813                                 } else if ( strcasecmp( c->argv[ i ], "non-prescriptive" ) == 0 ) {
1814                                         li->li_idassert_flags &= ( ~LDAP_BACK_AUTH_PRESCRIPTIVE );
1815
1816                                 } else if ( strcasecmp( c->argv[ i ], "obsolete-proxy-authz" ) == 0 ) {
1817                                         if ( li->li_idassert_flags & LDAP_BACK_AUTH_OBSOLETE_ENCODING_WORKAROUND ) {
1818                                                 Debug( LDAP_DEBUG_ANY,
1819                                                         "%s: line %d: \"obsolete-proxy-authz\" flag "
1820                                                         "in \"idassert-mode <args>\" "
1821                                                         "incompatible with previously issued \"obsolete-encoding-workaround\" flag.\n",
1822                                                         c->fname, c->lineno, 0 );
1823                                                 return 1;
1824                                         }
1825                                         li->li_idassert_flags |= LDAP_BACK_AUTH_OBSOLETE_PROXY_AUTHZ;
1826
1827                                 } else if ( strcasecmp( c->argv[ i ], "obsolete-encoding-workaround" ) == 0 ) {
1828                                         if ( li->li_idassert_flags & LDAP_BACK_AUTH_OBSOLETE_PROXY_AUTHZ ) {
1829                                                 Debug( LDAP_DEBUG_ANY,
1830                                                         "%s: line %d: \"obsolete-encoding-workaround\" flag "
1831                                                         "in \"idassert-mode <args>\" "
1832                                                         "incompatible with previously issued \"obsolete-proxy-authz\" flag.\n",
1833                                                         c->fname, c->lineno, 0 );
1834                                                 return 1;
1835                                         }
1836                                         li->li_idassert_flags |= LDAP_BACK_AUTH_OBSOLETE_ENCODING_WORKAROUND;
1837
1838                                 } else {
1839                                         Debug( LDAP_DEBUG_ANY,
1840                                                 "%s: line %d: unknown flag #%d "
1841                                                 "in \"idassert-mode <args> "
1842                                                 "[<flags>]\" line.\n",
1843                                                 c->fname, c->lineno, i - 2 );
1844                                         return 1;
1845                                 }
1846                         }
1847                 }
1848                 break;
1849
1850         case LDAP_BACK_CFG_IDASSERT_AUTHCDN:
1851                 switch ( li->li_idassert_authmethod ) {
1852                 case LDAP_AUTH_NONE:
1853                         li->li_idassert_authmethod = LDAP_AUTH_SIMPLE;
1854                         break;
1855
1856                 case LDAP_AUTH_SIMPLE:
1857                         break;
1858
1859                 default:
1860                         snprintf( c->cr_msg, sizeof( c->cr_msg ),
1861                                 "\"idassert-authcDN <DN>\" incompatible "
1862                                 "with auth method %d",
1863                                 li->li_idassert_authmethod );
1864                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
1865                         return 1;
1866                 }
1867                 if ( !BER_BVISNULL( &li->li_idassert_authcDN ) ) {
1868                         free( li->li_idassert_authcDN.bv_val );
1869                 }
1870                 ber_memfree_x( c->value_dn.bv_val, NULL );
1871                 li->li_idassert_authcDN = c->value_ndn;
1872                 BER_BVZERO( &c->value_dn );
1873                 BER_BVZERO( &c->value_ndn );
1874                 break;
1875
1876         case LDAP_BACK_CFG_IDASSERT_PASSWD:
1877                 switch ( li->li_idassert_authmethod ) {
1878                 case LDAP_AUTH_NONE:
1879                         li->li_idassert_authmethod = LDAP_AUTH_SIMPLE;
1880                         break;
1881
1882                 case LDAP_AUTH_SIMPLE:
1883                         break;
1884
1885                 default:
1886                         snprintf( c->cr_msg, sizeof( c->cr_msg ),
1887                                 "\"idassert-passwd <cred>\" incompatible "
1888                                 "with auth method %d",
1889                                 li->li_idassert_authmethod );
1890                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
1891                         return 1;
1892                 }
1893                 if ( !BER_BVISNULL( &li->li_idassert_passwd ) ) {
1894                         free( li->li_idassert_passwd.bv_val );
1895                 }
1896                 ber_str2bv( c->argv[ 1 ], 0, 1, &li->li_idassert_passwd );
1897                 break;
1898
1899         case LDAP_BACK_CFG_IDASSERT_AUTHZFROM:
1900                 rc = slap_idassert_authzfrom_parse( c, &li->li_idassert );
1901                 break;
1902
1903         case LDAP_BACK_CFG_IDASSERT_PASSTHRU:
1904                 rc = slap_idassert_passthru_parse( c, &li->li_idassert );
1905                 break;
1906
1907         case LDAP_BACK_CFG_IDASSERT_METHOD:
1908                 /* no longer supported */
1909                 snprintf( c->cr_msg, sizeof( c->cr_msg ),
1910                         "\"idassert-method <args>\": "
1911                         "no longer supported; use \"idassert-bind\"" );
1912                 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
1913                 return 1;
1914
1915         case LDAP_BACK_CFG_IDASSERT_BIND:
1916                 rc = slap_idassert_parse( c, &li->li_idassert );
1917                 break;
1918
1919         case LDAP_BACK_CFG_REBIND:
1920                 if ( c->argc == 1 || c->value_int ) {
1921                         li->li_flags |= LDAP_BACK_F_SAVECRED;
1922
1923                 } else {
1924                         li->li_flags &= ~LDAP_BACK_F_SAVECRED;
1925                 }
1926                 break;
1927
1928         case LDAP_BACK_CFG_CHASE:
1929                 if ( c->argc == 1 || c->value_int ) {
1930                         li->li_flags |= LDAP_BACK_F_CHASE_REFERRALS;
1931
1932                 } else {
1933                         li->li_flags &= ~LDAP_BACK_F_CHASE_REFERRALS;
1934                 }
1935                 break;
1936
1937         case LDAP_BACK_CFG_T_F: {
1938                 slap_mask_t             mask;
1939
1940                 i = verb_to_mask( c->argv[1], t_f_mode );
1941                 if ( BER_BVISNULL( &t_f_mode[i].word ) ) {
1942                         return 1;
1943                 }
1944
1945                 mask = t_f_mode[i].mask;
1946
1947                 if ( LDAP_BACK_ISOPEN( li )
1948                         && mask == LDAP_BACK_F_T_F_DISCOVER
1949                         && !LDAP_BACK_T_F( li ) )
1950                 {
1951                         slap_bindconf   sb = { BER_BVNULL };
1952                         int             rc;
1953
1954                         if ( li->li_uri == NULL ) {
1955                                 snprintf( c->cr_msg, sizeof( c->cr_msg ),
1956                                         "need URI to discover absolute filters support "
1957                                         "in \"t-f-support discover\"" );
1958                                 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
1959                                 return 1;
1960                         }
1961
1962                         ber_str2bv( li->li_uri, 0, 0, &sb.sb_uri );
1963                         sb.sb_version = li->li_version;
1964                         sb.sb_method = LDAP_AUTH_SIMPLE;
1965                         BER_BVSTR( &sb.sb_binddn, "" );
1966
1967                         rc = slap_discover_feature( &sb,
1968                                         slap_schema.si_ad_supportedFeatures->ad_cname.bv_val,
1969                                         LDAP_FEATURE_ABSOLUTE_FILTERS );
1970                         if ( rc == LDAP_COMPARE_TRUE ) {
1971                                 mask |= LDAP_BACK_F_T_F;
1972                         }
1973                 }
1974
1975                 li->li_flags &= ~LDAP_BACK_F_T_F_MASK2;
1976                 li->li_flags |= mask;
1977                 } break;
1978
1979         case LDAP_BACK_CFG_WHOAMI:
1980                 if ( c->argc == 1 || c->value_int ) {
1981                         li->li_flags |= LDAP_BACK_F_PROXY_WHOAMI;
1982                         load_extop( (struct berval *)&slap_EXOP_WHOAMI,
1983                                         0, ldap_back_exop_whoami );
1984
1985                 } else {
1986                         li->li_flags &= ~LDAP_BACK_F_PROXY_WHOAMI;
1987                 }
1988                 break;
1989
1990         case LDAP_BACK_CFG_TIMEOUT:
1991                 for ( i = 1; i < c->argc; i++ ) {
1992                         if ( isdigit( (unsigned char) c->argv[ i ][ 0 ] ) ) {
1993                                 int             j;
1994                                 unsigned        u;
1995
1996                                 if ( lutil_atoux( &u, c->argv[ i ], 0 ) != 0 ) {
1997                                         snprintf( c->cr_msg, sizeof( c->cr_msg),
1998                                                 "unable to parse timeout \"%s\"",
1999                                                 c->argv[ i ] );
2000                                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
2001                                         return 1;
2002                                 }
2003
2004                                 for ( j = 0; j < SLAP_OP_LAST; j++ ) {
2005                                         li->li_timeout[ j ] = u;
2006                                 }
2007
2008                                 continue;
2009                         }
2010
2011                         if ( slap_cf_aux_table_parse( c->argv[ i ], li->li_timeout, timeout_table, "slapd-ldap timeout" ) ) {
2012                                 snprintf( c->cr_msg, sizeof( c->cr_msg),
2013                                         "unable to parse timeout \"%s\"",
2014                                         c->argv[ i ] );
2015                                 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
2016                                 return 1;
2017                         }
2018                 }
2019                 break;
2020
2021         case LDAP_BACK_CFG_IDLE_TIMEOUT: {
2022                 unsigned long   t;
2023
2024                 if ( lutil_parse_time( c->argv[ 1 ], &t ) != 0 ) {
2025                         snprintf( c->cr_msg, sizeof( c->cr_msg),
2026                                 "unable to parse idle timeout \"%s\"",
2027                                 c->argv[ 1 ] );
2028                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
2029                         return 1;
2030                 }
2031                 li->li_idle_timeout = (time_t)t;
2032                 } break;
2033
2034         case LDAP_BACK_CFG_CONN_TTL: {
2035                 unsigned long   t;
2036
2037                 if ( lutil_parse_time( c->argv[ 1 ], &t ) != 0 ) {
2038                         snprintf( c->cr_msg, sizeof( c->cr_msg),
2039                                 "unable to parse conn ttl\"%s\"",
2040                                 c->argv[ 1 ] );
2041                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
2042                         return 1;
2043                 }
2044                 li->li_conn_ttl = (time_t)t;
2045                 } break;
2046
2047         case LDAP_BACK_CFG_NETWORK_TIMEOUT: {
2048                 unsigned long   t;
2049
2050                 if ( lutil_parse_time( c->argv[ 1 ], &t ) != 0 ) {
2051                         snprintf( c->cr_msg, sizeof( c->cr_msg),
2052                                 "unable to parse network timeout \"%s\"",
2053                                 c->argv[ 1 ] );
2054                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
2055                         return 1;
2056                 }
2057                 li->li_network_timeout = (time_t)t;
2058                 } break;
2059
2060         case LDAP_BACK_CFG_VERSION:
2061                 if ( c->value_int != 0 && ( c->value_int < LDAP_VERSION_MIN || c->value_int > LDAP_VERSION_MAX ) ) {
2062                         snprintf( c->cr_msg, sizeof( c->cr_msg ),
2063                                 "unsupported version \"%s\" "
2064                                 "in \"protocol-version <version>\"",
2065                                 c->argv[ 1 ] );
2066                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
2067                         return 1;
2068                 }
2069
2070                 li->li_version = c->value_int;
2071                 break;
2072
2073         case LDAP_BACK_CFG_SINGLECONN:
2074                 if ( c->value_int ) {
2075                         li->li_flags |= LDAP_BACK_F_SINGLECONN;
2076
2077                 } else {
2078                         li->li_flags &= ~LDAP_BACK_F_SINGLECONN;
2079                 }
2080                 break;
2081
2082         case LDAP_BACK_CFG_USETEMP:
2083                 if ( c->value_int ) {
2084                         li->li_flags |= LDAP_BACK_F_USE_TEMPORARIES;
2085
2086                 } else {
2087                         li->li_flags &= ~LDAP_BACK_F_USE_TEMPORARIES;
2088                 }
2089                 break;
2090
2091         case LDAP_BACK_CFG_CONNPOOLMAX:
2092                 if ( c->value_int < LDAP_BACK_CONN_PRIV_MIN
2093                         || c->value_int > LDAP_BACK_CONN_PRIV_MAX )
2094                 {
2095                         snprintf( c->cr_msg, sizeof( c->cr_msg ),
2096                                 "invalid max size " "of privileged "
2097                                 "connections pool \"%s\" "
2098                                 "in \"conn-pool-max <n> "
2099                                 "(must be between %d and %d)\"",
2100                                 c->argv[ 1 ],
2101                                 LDAP_BACK_CONN_PRIV_MIN,
2102                                 LDAP_BACK_CONN_PRIV_MAX );
2103                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
2104                         return 1;
2105                 }
2106                 li->li_conn_priv_max = c->value_int;
2107                 break;
2108
2109         case LDAP_BACK_CFG_CANCEL: {
2110                 slap_mask_t             mask;
2111
2112                 i = verb_to_mask( c->argv[1], cancel_mode );
2113                 if ( BER_BVISNULL( &cancel_mode[i].word ) ) {
2114                         return 1;
2115                 }
2116
2117                 mask = cancel_mode[i].mask;
2118
2119                 if ( LDAP_BACK_ISOPEN( li )
2120                         && mask == LDAP_BACK_F_CANCEL_EXOP_DISCOVER
2121                         && !LDAP_BACK_CANCEL( li ) )
2122                 {
2123                         slap_bindconf   sb = { BER_BVNULL };
2124                         int             rc;
2125
2126                         if ( li->li_uri == NULL ) {
2127                                 snprintf( c->cr_msg, sizeof( c->cr_msg ),
2128                                         "need URI to discover \"cancel\" support "
2129                                         "in \"cancel exop-discover\"" );
2130                                 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
2131                                 return 1;
2132                         }
2133
2134                         ber_str2bv( li->li_uri, 0, 0, &sb.sb_uri );
2135                         sb.sb_version = li->li_version;
2136                         sb.sb_method = LDAP_AUTH_SIMPLE;
2137                         BER_BVSTR( &sb.sb_binddn, "" );
2138
2139                         rc = slap_discover_feature( &sb,
2140                                         slap_schema.si_ad_supportedExtension->ad_cname.bv_val,
2141                                         LDAP_EXOP_CANCEL );
2142                         if ( rc == LDAP_COMPARE_TRUE ) {
2143                                 mask |= LDAP_BACK_F_CANCEL_EXOP;
2144                         }
2145                 }
2146
2147                 li->li_flags &= ~LDAP_BACK_F_CANCEL_MASK2;
2148                 li->li_flags |= mask;
2149                 } break;
2150
2151         case LDAP_BACK_CFG_QUARANTINE:
2152                 if ( LDAP_BACK_QUARANTINE( li ) ) {
2153                         snprintf( c->cr_msg, sizeof( c->cr_msg ),
2154                                 "quarantine already defined" );
2155                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
2156                         return 1;
2157                 }
2158                 rc = slap_retry_info_parse( c->argv[1], &li->li_quarantine,
2159                         c->cr_msg, sizeof( c->cr_msg ) );
2160                 if ( rc ) {
2161                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
2162
2163                 } else {
2164                         ldap_pvt_thread_mutex_init( &li->li_quarantine_mutex );
2165                         /* give it a chance to retry if the pattern gets reset
2166                          * via back-config */
2167                         li->li_isquarantined = 0;
2168                         li->li_flags |= LDAP_BACK_F_QUARANTINE;
2169                 }
2170                 break;
2171
2172 #ifdef SLAP_CONTROL_X_SESSION_TRACKING
2173         case LDAP_BACK_CFG_ST_REQUEST:
2174                 if ( c->value_int ) {
2175                         li->li_flags |= LDAP_BACK_F_ST_REQUEST;
2176
2177                 } else {
2178                         li->li_flags &= ~LDAP_BACK_F_ST_REQUEST;
2179                 }
2180                 break;
2181 #endif /* SLAP_CONTROL_X_SESSION_TRACKING */
2182
2183         case LDAP_BACK_CFG_NOREFS:
2184                 if ( c->value_int ) {
2185                         li->li_flags |= LDAP_BACK_F_NOREFS;
2186
2187                 } else {
2188                         li->li_flags &= ~LDAP_BACK_F_NOREFS;
2189                 }
2190                 break;
2191
2192         case LDAP_BACK_CFG_NOUNDEFFILTER:
2193                 if ( c->value_int ) {
2194                         li->li_flags |= LDAP_BACK_F_NOUNDEFFILTER;
2195
2196                 } else {
2197                         li->li_flags &= ~LDAP_BACK_F_NOUNDEFFILTER;
2198                 }
2199                 break;
2200
2201         case LDAP_BACK_CFG_REWRITE:
2202                 snprintf( c->cr_msg, sizeof( c->cr_msg ),
2203                         "rewrite/remap capabilities have been moved "
2204                         "to the \"rwm\" overlay; see slapo-rwm(5) "
2205                         "for details (hint: add \"overlay rwm\" "
2206                         "and prefix all directives with \"rwm-\")" );
2207                 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
2208                 return 1;
2209
2210         default:
2211                 /* FIXME: try to catch inconsistencies */
2212                 assert( 0 );
2213                 break;
2214         }
2215
2216         return rc;
2217 }
2218
2219 int
2220 ldap_back_init_cf( BackendInfo *bi )
2221 {
2222         int                     rc;
2223         AttributeDescription    *ad = NULL;
2224         const char              *text;
2225
2226         /* Make sure we don't exceed the bits reserved for userland */
2227         config_check_userland( LDAP_BACK_CFG_LAST );
2228
2229         bi->bi_cf_ocs = ldapocs;
2230
2231         rc = config_register_schema( ldapcfg, ldapocs );
2232         if ( rc ) {
2233                 return rc;
2234         }
2235
2236         /* setup olcDbAclPasswd and olcDbIDAssertPasswd
2237          * to be base64-encoded when written in LDIF form;
2238          * basically, we don't care if it fails */
2239         rc = slap_str2ad( "olcDbACLPasswd", &ad, &text );
2240         if ( rc ) {
2241                 Debug( LDAP_DEBUG_ANY, "config_back_initialize: "
2242                         "warning, unable to get \"olcDbACLPasswd\" "
2243                         "attribute description: %d: %s\n",
2244                         rc, text, 0 );
2245         } else {
2246                 (void)ldif_must_b64_encode_register( ad->ad_cname.bv_val,
2247                         ad->ad_type->sat_oid );
2248         }
2249
2250         ad = NULL;
2251         rc = slap_str2ad( "olcDbIDAssertPasswd", &ad, &text );
2252         if ( rc ) {
2253                 Debug( LDAP_DEBUG_ANY, "config_back_initialize: "
2254                         "warning, unable to get \"olcDbIDAssertPasswd\" "
2255                         "attribute description: %d: %s\n",
2256                         rc, text, 0 );
2257         } else {
2258                 (void)ldif_must_b64_encode_register( ad->ad_cname.bv_val,
2259                         ad->ad_type->sat_oid );
2260         }
2261
2262         return 0;
2263 }
2264
2265 static int
2266 ldap_pbind_cf_gen( ConfigArgs *c )
2267 {
2268         slap_overinst   *on = (slap_overinst *)c->bi;
2269         void    *private = c->be->be_private;
2270         int             rc;
2271
2272         c->be->be_private = on->on_bi.bi_private;
2273         rc = ldap_back_cf_gen( c );
2274         c->be->be_private = private;
2275         return rc;
2276 }
2277
2278 int
2279 ldap_pbind_init_cf( BackendInfo *bi )
2280 {
2281         bi->bi_cf_ocs = pbindocs;
2282
2283         return config_register_schema( pbindcfg, pbindocs );
2284 }
2285
2286 static int
2287 ldap_back_exop_whoami(
2288                 Operation       *op,
2289                 SlapReply       *rs )
2290 {
2291         struct berval *bv = NULL;
2292
2293         if ( op->oq_extended.rs_reqdata != NULL ) {
2294                 /* no request data should be provided */
2295                 rs->sr_text = "no request data expected";
2296                 return rs->sr_err = LDAP_PROTOCOL_ERROR;
2297         }
2298
2299         Statslog( LDAP_DEBUG_STATS, "%s WHOAMI\n",
2300             op->o_log_prefix, 0, 0, 0, 0 );
2301
2302         rs->sr_err = backend_check_restrictions( op, rs,
2303                         (struct berval *)&slap_EXOP_WHOAMI );
2304         if( rs->sr_err != LDAP_SUCCESS ) return rs->sr_err;
2305
2306         /* if auth'd by back-ldap and request is proxied, forward it */
2307         if ( op->o_conn->c_authz_backend
2308                 && !strcmp( op->o_conn->c_authz_backend->be_type, "ldap" )
2309                 && !dn_match( &op->o_ndn, &op->o_conn->c_ndn ) )
2310         {
2311                 ldapconn_t      *lc = NULL;
2312                 LDAPControl c, *ctrls[2] = {NULL, NULL};
2313                 LDAPMessage *res;
2314                 Operation op2 = *op;
2315                 ber_int_t msgid;
2316                 int doretry = 1;
2317                 char *ptr;
2318
2319                 ctrls[0] = &c;
2320                 op2.o_ndn = op->o_conn->c_ndn;
2321                 if ( !ldap_back_dobind( &lc, &op2, rs, LDAP_BACK_SENDERR ) ) {
2322                         return -1;
2323                 }
2324                 c.ldctl_oid = LDAP_CONTROL_PROXY_AUTHZ;
2325                 c.ldctl_iscritical = 1;
2326                 c.ldctl_value.bv_val = op->o_tmpalloc(
2327                         op->o_ndn.bv_len + STRLENOF( "dn:" ) + 1,
2328                         op->o_tmpmemctx );
2329                 c.ldctl_value.bv_len = op->o_ndn.bv_len + 3;
2330                 ptr = c.ldctl_value.bv_val;
2331                 ptr = lutil_strcopy( ptr, "dn:" );
2332                 ptr = lutil_strncopy( ptr, op->o_ndn.bv_val, op->o_ndn.bv_len );
2333                 ptr[ 0 ] = '\0';
2334
2335 retry:
2336                 rs->sr_err = ldap_whoami( lc->lc_ld, ctrls, NULL, &msgid );
2337                 if ( rs->sr_err == LDAP_SUCCESS ) {
2338                         /* by now, make sure no timeout is used (ITS#6282) */
2339                         struct timeval tv = { -1, 0 };
2340                         if ( ldap_result( lc->lc_ld, msgid, LDAP_MSG_ALL, &tv, &res ) == -1 ) {
2341                                 ldap_get_option( lc->lc_ld, LDAP_OPT_ERROR_NUMBER,
2342                                         &rs->sr_err );
2343                                 if ( rs->sr_err == LDAP_SERVER_DOWN && doretry ) {
2344                                         doretry = 0;
2345                                         if ( ldap_back_retry( &lc, op, rs, LDAP_BACK_SENDERR ) ) {
2346                                                 goto retry;
2347                                         }
2348                                 }
2349
2350                         } else {
2351                                 /* NOTE: are we sure "bv" will be malloc'ed
2352                                  * with the appropriate memory? */
2353                                 rs->sr_err = ldap_parse_whoami( lc->lc_ld, res, &bv );
2354                                 ldap_msgfree(res);
2355                         }
2356                 }
2357                 op->o_tmpfree( c.ldctl_value.bv_val, op->o_tmpmemctx );
2358                 if ( rs->sr_err != LDAP_SUCCESS ) {
2359                         rs->sr_err = slap_map_api2result( rs );
2360                 }
2361
2362                 if ( lc != NULL ) {
2363                         ldap_back_release_conn( (ldapinfo_t *)op2.o_bd->be_private, lc );
2364                 }
2365
2366         } else {
2367                 /* else just do the same as before */
2368                 bv = (struct berval *) ch_malloc( sizeof( struct berval ) );
2369                 if ( !BER_BVISEMPTY( &op->o_dn ) ) {
2370                         bv->bv_len = op->o_dn.bv_len + STRLENOF( "dn:" );
2371                         bv->bv_val = ch_malloc( bv->bv_len + 1 );
2372                         AC_MEMCPY( bv->bv_val, "dn:", STRLENOF( "dn:" ) );
2373                         AC_MEMCPY( &bv->bv_val[ STRLENOF( "dn:" ) ], op->o_dn.bv_val,
2374                                 op->o_dn.bv_len );
2375                         bv->bv_val[ bv->bv_len ] = '\0';
2376
2377                 } else {
2378                         bv->bv_len = 0;
2379                         bv->bv_val = NULL;
2380                 }
2381         }
2382
2383         rs->sr_rspdata = bv;
2384         return rs->sr_err;
2385 }
2386
2387