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 2003-2009 The OpenLDAP Foundation.
   6  * Portions Copyright 1999-2003 Howard Chu.
   7  * Portions Copyright 2000-2003 Pierangelo Masarati.
   8  * All rights reserved.
   9  *
  10  * Redistribution and use in source and binary forms, with or without
  11  * modification, are permitted only as authorized by the OpenLDAP
  12  * Public License.
  13  *
  14  * A copy of this license is available in the file LICENSE in the
  15  * top-level directory of the distribution or, alternatively, at
  16  * <http://www.OpenLDAP.org/license.html>.
  17  */
  18 /* ACKNOWLEDGEMENTS:
  19  * This work was initially developed by the Howard Chu for inclusion
  20  * in OpenLDAP Software and subsequently enhanced by Pierangelo
  21  * Masarati.
  22  */
  23
  24 #include "portable.h"
  25
  26 #include <stdio.h>
  27
  28 #include <ac/string.h>
  29 #include <ac/ctype.h>
  30 #include <ac/socket.h>
  31
  32 #include "slap.h"
  33 #include "config.h"
  34 #include "back-ldap.h"
  35 #include "lutil.h"
  36 #include "ldif.h"
  37 #undef ldap_debug
  38 /* for advanced URL parsing */
  39 #include "../../../libraries/libldap/ldap-int.h"
  40
  41 static SLAP_EXTOP_MAIN_FN ldap_back_exop_whoami;
  42
  43 static ConfigDriver ldap_back_cf_gen;
  44 static ConfigDriver ldap_pbind_cf_gen;
  45
  46 enum {
  47         LDAP_BACK_CFG_URI = 1,
  48         LDAP_BACK_CFG_TLS,
  49         LDAP_BACK_CFG_ACL_AUTHCDN,
  50         LDAP_BACK_CFG_ACL_PASSWD,
  51         LDAP_BACK_CFG_ACL_METHOD,
  52         LDAP_BACK_CFG_ACL_BIND,
  53         LDAP_BACK_CFG_IDASSERT_MODE,
  54         LDAP_BACK_CFG_IDASSERT_AUTHCDN,
  55         LDAP_BACK_CFG_IDASSERT_PASSWD,
  56         LDAP_BACK_CFG_IDASSERT_AUTHZFROM,
  57         LDAP_BACK_CFG_IDASSERT_PASSTHRU,
  58         LDAP_BACK_CFG_IDASSERT_METHOD,
  59         LDAP_BACK_CFG_IDASSERT_BIND,
  60         LDAP_BACK_CFG_REBIND,
  61         LDAP_BACK_CFG_CHASE,
  62         LDAP_BACK_CFG_T_F,
  63         LDAP_BACK_CFG_WHOAMI,
  64         LDAP_BACK_CFG_TIMEOUT,
  65         LDAP_BACK_CFG_IDLE_TIMEOUT,
  66         LDAP_BACK_CFG_CONN_TTL,
  67         LDAP_BACK_CFG_NETWORK_TIMEOUT,
  68         LDAP_BACK_CFG_VERSION,
  69         LDAP_BACK_CFG_SINGLECONN,
  70         LDAP_BACK_CFG_USETEMP,
  71         LDAP_BACK_CFG_CONNPOOLMAX,
  72         LDAP_BACK_CFG_CANCEL,
  73         LDAP_BACK_CFG_QUARANTINE,
  74         LDAP_BACK_CFG_ST_REQUEST,
  75         LDAP_BACK_CFG_NOREFS,
  76         LDAP_BACK_CFG_NOUNDEFFILTER,
  77
  78         LDAP_BACK_CFG_REWRITE,
  79
  80         LDAP_BACK_CFG_LAST
  81 };
  82
  83 static ConfigTable ldapcfg[] = {
  84         { "uri", "uri", 2, 2, 0,
  85                 ARG_MAGIC|LDAP_BACK_CFG_URI,
  86                 ldap_back_cf_gen, "( OLcfgDbAt:0.14 "
  87                         "NAME 'olcDbURI' "
  88                         "DESC 'URI (list) for remote DSA' "
  89                         "SYNTAX OMsDirectoryString "
  90                         "SINGLE-VALUE )",
  91                 NULL, NULL },
  92         { "tls", "what", 2, 0, 0,
  93                 ARG_MAGIC|LDAP_BACK_CFG_TLS,
  94                 ldap_back_cf_gen, "( OLcfgDbAt:3.1 "
  95                         "NAME 'olcDbStartTLS' "
  96                         "DESC 'StartTLS' "
  97                         "SYNTAX OMsDirectoryString "
  98                         "SINGLE-VALUE )",
  99                 NULL, NULL },
 100         { "acl-authcDN", "DN", 2, 2, 0,
 101                 ARG_DN|ARG_MAGIC|LDAP_BACK_CFG_ACL_AUTHCDN,
 102                 ldap_back_cf_gen, "( OLcfgDbAt:3.2 "
 103                         "NAME 'olcDbACLAuthcDn' "
 104                         "DESC 'Remote ACL administrative identity' "
 105                         "OBSOLETE "
 106                         "SYNTAX OMsDN "
 107                         "SINGLE-VALUE )",
 108                 NULL, NULL },
 109         /* deprecated, will be removed; aliases "acl-authcDN" */
 110         { "binddn", "DN", 2, 2, 0,
 111                 ARG_DN|ARG_MAGIC|LDAP_BACK_CFG_ACL_AUTHCDN,
 112                 ldap_back_cf_gen, NULL, NULL, NULL },
 113         { "acl-passwd", "cred", 2, 2, 0,
 114                 ARG_MAGIC|LDAP_BACK_CFG_ACL_PASSWD,
 115                 ldap_back_cf_gen, "( OLcfgDbAt:3.3 "
 116                         "NAME 'olcDbACLPasswd' "
 117                         "DESC 'Remote ACL administrative identity credentials' "
 118                         "OBSOLETE "
 119                         "SYNTAX OMsDirectoryString "
 120                         "SINGLE-VALUE )",
 121                 NULL, NULL },
 122         /* deprecated, will be removed; aliases "acl-passwd" */
 123         { "bindpw", "cred", 2, 2, 0,
 124                 ARG_MAGIC|LDAP_BACK_CFG_ACL_PASSWD,
 125                 ldap_back_cf_gen, NULL, NULL, NULL },
 126         /* deprecated, will be removed; aliases "acl-bind" */
 127         { "acl-method", "args", 2, 0, 0,
 128                 ARG_MAGIC|LDAP_BACK_CFG_ACL_METHOD,
 129                 ldap_back_cf_gen, NULL, NULL, NULL },
 130         { "acl-bind", "args", 2, 0, 0,
 131                 ARG_MAGIC|LDAP_BACK_CFG_ACL_BIND,
 132                 ldap_back_cf_gen, "( OLcfgDbAt:3.4 "
 133                         "NAME 'olcDbACLBind' "
 134                         "DESC 'Remote ACL administrative identity auth bind configuration' "
 135                         "SYNTAX OMsDirectoryString "
 136                         "SINGLE-VALUE )",
 137                 NULL, NULL },
 138         { "idassert-authcDN", "DN", 2, 2, 0,
 139                 ARG_DN|ARG_MAGIC|LDAP_BACK_CFG_IDASSERT_AUTHCDN,
 140                 ldap_back_cf_gen, "( OLcfgDbAt:3.5 "
 141                         "NAME 'olcDbIDAssertAuthcDn' "
 142                         "DESC 'Remote Identity Assertion administrative identity' "
 143                         "OBSOLETE "
 144                         "SYNTAX OMsDN "
 145                         "SINGLE-VALUE )",
 146                 NULL, NULL },
 147         /* deprecated, will be removed; partially aliases "idassert-authcDN" */
 148         { "proxyauthzdn", "DN", 2, 2, 0,
 149                 ARG_DN|ARG_MAGIC|LDAP_BACK_CFG_IDASSERT_AUTHCDN,
 150                 ldap_back_cf_gen, NULL, NULL, NULL },
 151         { "idassert-passwd", "cred", 2, 2, 0,
 152                 ARG_MAGIC|LDAP_BACK_CFG_IDASSERT_PASSWD,
 153                 ldap_back_cf_gen, "( OLcfgDbAt:3.6 "
 154                         "NAME 'olcDbIDAssertPasswd' "
 155                         "DESC 'Remote Identity Assertion administrative identity credentials' "
 156                         "OBSOLETE "
 157                         "SYNTAX OMsDirectoryString "
 158                         "SINGLE-VALUE )",
 159                 NULL, NULL },
 160         /* deprecated, will be removed; partially aliases "idassert-passwd" */
 161         { "proxyauthzpw", "cred", 2, 2, 0,
 162                 ARG_MAGIC|LDAP_BACK_CFG_IDASSERT_PASSWD,
 163                 ldap_back_cf_gen, NULL, NULL, NULL },
 164         { "idassert-bind", "args", 2, 0, 0,
 165                 ARG_MAGIC|LDAP_BACK_CFG_IDASSERT_BIND,
 166                 ldap_back_cf_gen, "( OLcfgDbAt:3.7 "
 167                         "NAME 'olcDbIDAssertBind' "
 168                         "DESC 'Remote Identity Assertion administrative identity auth bind configuration' "
 169                         "SYNTAX OMsDirectoryString "
 170                         "SINGLE-VALUE )",
 171                 NULL, NULL },
 172         { "idassert-method", "args", 2, 0, 0,
 173                 ARG_MAGIC|LDAP_BACK_CFG_IDASSERT_METHOD,
 174                 ldap_back_cf_gen, NULL, NULL, NULL },
 175         { "idassert-mode", "mode>|u:<user>|[dn:]<DN", 2, 0, 0,
 176                 ARG_STRING|ARG_MAGIC|LDAP_BACK_CFG_IDASSERT_MODE,
 177                 ldap_back_cf_gen, "( OLcfgDbAt:3.8 "
 178                         "NAME 'olcDbIDAssertMode' "
 179                         "DESC 'Remote Identity Assertion mode' "
 180                         "OBSOLETE "
 181                         "SYNTAX OMsDirectoryString "
 182                         "SINGLE-VALUE)",
 183                 NULL, NULL },
 184         { "idassert-authzFrom", "authzRule", 2, 2, 0,
 185                 ARG_MAGIC|LDAP_BACK_CFG_IDASSERT_AUTHZFROM,
 186                 ldap_back_cf_gen, "( OLcfgDbAt:3.9 "
 187                         "NAME 'olcDbIDAssertAuthzFrom' "
 188                         "DESC 'Remote Identity Assertion authz rules' "
 189                         "EQUALITY caseIgnoreMatch "
 190                         "SYNTAX OMsDirectoryString "
 191                         "X-ORDERED 'VALUES' )",
 192                 NULL, NULL },
 193         { "rebind-as-user", "true|FALSE", 1, 2, 0,
 194                 ARG_MAGIC|ARG_ON_OFF|LDAP_BACK_CFG_REBIND,
 195                 ldap_back_cf_gen, "( OLcfgDbAt:3.10 "
 196                         "NAME 'olcDbRebindAsUser' "
 197                         "DESC 'Rebind as user' "
 198                         "SYNTAX OMsBoolean "
 199                         "SINGLE-VALUE )",
 200                 NULL, NULL },
 201         { "chase-referrals", "true|FALSE", 2, 2, 0,
 202                 ARG_MAGIC|ARG_ON_OFF|LDAP_BACK_CFG_CHASE,
 203                 ldap_back_cf_gen, "( OLcfgDbAt:3.11 "
 204                         "NAME 'olcDbChaseReferrals' "
 205                         "DESC 'Chase referrals' "
 206                         "SYNTAX OMsBoolean "
 207                         "SINGLE-VALUE )",
 208                 NULL, NULL },
 209         { "t-f-support", "true|FALSE|discover", 2, 2, 0,
 210                 ARG_MAGIC|LDAP_BACK_CFG_T_F,
 211                 ldap_back_cf_gen, "( OLcfgDbAt:3.12 "
 212                         "NAME 'olcDbTFSupport' "
 213                         "DESC 'Absolute filters support' "
 214                         "SYNTAX OMsDirectoryString "
 215                         "SINGLE-VALUE )",
 216                 NULL, NULL },
 217         { "proxy-whoami", "true|FALSE", 1, 2, 0,
 218                 ARG_MAGIC|ARG_ON_OFF|LDAP_BACK_CFG_WHOAMI,
 219                 ldap_back_cf_gen, "( OLcfgDbAt:3.13 "
 220                         "NAME 'olcDbProxyWhoAmI' "
 221                         "DESC 'Proxy whoAmI exop' "
 222                         "SYNTAX OMsBoolean "
 223                         "SINGLE-VALUE )",
 224                 NULL, NULL },
 225         { "timeout", "timeout(list)", 2, 0, 0,
 226                 ARG_MAGIC|LDAP_BACK_CFG_TIMEOUT,
 227                 ldap_back_cf_gen, "( OLcfgDbAt:3.14 "
 228                         "NAME 'olcDbTimeout' "
 229                         "DESC 'Per-operation timeouts' "
 230                         "SYNTAX OMsDirectoryString "
 231                         "SINGLE-VALUE )",
 232                 NULL, NULL },
 233         { "idle-timeout", "timeout", 2, 2, 0,
 234                 ARG_MAGIC|LDAP_BACK_CFG_IDLE_TIMEOUT,
 235                 ldap_back_cf_gen, "( OLcfgDbAt:3.15 "
 236                         "NAME 'olcDbIdleTimeout' "
 237                         "DESC 'connection idle timeout' "
 238                         "SYNTAX OMsDirectoryString "
 239                         "SINGLE-VALUE )",
 240                 NULL, NULL },
 241         { "conn-ttl", "ttl", 2, 2, 0,
 242                 ARG_MAGIC|LDAP_BACK_CFG_CONN_TTL,
 243                 ldap_back_cf_gen, "( OLcfgDbAt:3.16 "
 244                         "NAME 'olcDbConnTtl' "
 245                         "DESC 'connection ttl' "
 246                         "SYNTAX OMsDirectoryString "
 247                         "SINGLE-VALUE )",
 248                 NULL, NULL },
 249         { "network-timeout", "timeout", 2, 2, 0,
 250                 ARG_MAGIC|LDAP_BACK_CFG_NETWORK_TIMEOUT,
 251                 ldap_back_cf_gen, "( OLcfgDbAt:3.17 "
 252                         "NAME 'olcDbNetworkTimeout' "
 253                         "DESC 'connection network timeout' "
 254                         "SYNTAX OMsDirectoryString "
 255                         "SINGLE-VALUE )",
 256                 NULL, NULL },
 257         { "protocol-version", "version", 2, 2, 0,
 258                 ARG_MAGIC|ARG_INT|LDAP_BACK_CFG_VERSION,
 259                 ldap_back_cf_gen, "( OLcfgDbAt:3.18 "
 260                         "NAME 'olcDbProtocolVersion' "
 261                         "DESC 'protocol version' "
 262                         "SYNTAX OMsInteger "
 263                         "SINGLE-VALUE )",
 264                 NULL, NULL },
 265         { "single-conn", "true|FALSE", 2, 2, 0,
 266                 ARG_MAGIC|ARG_ON_OFF|LDAP_BACK_CFG_SINGLECONN,
 267                 ldap_back_cf_gen, "( OLcfgDbAt:3.19 "
 268                         "NAME 'olcDbSingleConn' "
 269                         "DESC 'cache a single connection per identity' "
 270                         "SYNTAX OMsBoolean "
 271                         "SINGLE-VALUE )",
 272                 NULL, NULL },
 273         { "cancel", "ABANDON|ignore|exop", 2, 2, 0,
 274                 ARG_MAGIC|LDAP_BACK_CFG_CANCEL,
 275                 ldap_back_cf_gen, "( OLcfgDbAt:3.20 "
 276                         "NAME 'olcDbCancel' "
 277                         "DESC 'abandon/ignore/exop operations when appropriate' "
 278                         "SYNTAX OMsDirectoryString "
 279                         "SINGLE-VALUE )",
 280                 NULL, NULL },
 281         { "quarantine", "retrylist", 2, 2, 0,
 282                 ARG_MAGIC|LDAP_BACK_CFG_QUARANTINE,
 283                 ldap_back_cf_gen, "( OLcfgDbAt:3.21 "
 284                         "NAME 'olcDbQuarantine' "
 285                         "DESC 'Quarantine database if connection fails and retry according to rule' "
 286                         "SYNTAX OMsDirectoryString "
 287                         "SINGLE-VALUE )",
 288                 NULL, NULL },
 289         { "use-temporary-conn", "true|FALSE", 2, 2, 0,
 290                 ARG_MAGIC|ARG_ON_OFF|LDAP_BACK_CFG_USETEMP,
 291                 ldap_back_cf_gen, "( OLcfgDbAt:3.22 "
 292                         "NAME 'olcDbUseTemporaryConn' "
 293                         "DESC 'Use temporary connections if the cached one is busy' "
 294                         "SYNTAX OMsBoolean "
 295                         "SINGLE-VALUE )",
 296                 NULL, NULL },
 297         { "conn-pool-max", "<n>", 2, 2, 0,
 298                 ARG_MAGIC|ARG_INT|LDAP_BACK_CFG_CONNPOOLMAX,
 299                 ldap_back_cf_gen, "( OLcfgDbAt:3.23 "
 300                         "NAME 'olcDbConnectionPoolMax' "
 301                         "DESC 'Max size of privileged connections pool' "
 302                         "SYNTAX OMsInteger "
 303                         "SINGLE-VALUE )",
 304                 NULL, NULL },
 305 #ifdef SLAP_CONTROL_X_SESSION_TRACKING
 306         { "session-tracking-request", "true|FALSE", 2, 2, 0,
 307                 ARG_MAGIC|ARG_ON_OFF|LDAP_BACK_CFG_ST_REQUEST,
 308                 ldap_back_cf_gen, "( OLcfgDbAt:3.24 "
 309                         "NAME 'olcDbSessionTrackingRequest' "
 310                         "DESC 'Add session tracking control to proxied requests' "
 311                         "SYNTAX OMsBoolean "
 312                         "SINGLE-VALUE )",
 313                 NULL, NULL },
 314 #endif /* SLAP_CONTROL_X_SESSION_TRACKING */
 315         { "norefs", "true|FALSE", 2, 2, 0,
 316                 ARG_MAGIC|ARG_ON_OFF|LDAP_BACK_CFG_NOREFS,
 317                 ldap_back_cf_gen, "( OLcfgDbAt:3.25 "
 318                         "NAME 'olcDbNoRefs' "
 319                         "DESC 'Do not return search reference responses' "
 320                         "SYNTAX OMsBoolean "
 321                         "SINGLE-VALUE )",
 322                 NULL, NULL },
 323         { "noundeffilter", "true|FALSE", 2, 2, 0,
 324                 ARG_MAGIC|ARG_ON_OFF|LDAP_BACK_CFG_NOUNDEFFILTER,
 325                 ldap_back_cf_gen, "( OLcfgDbAt:3.26 "
 326                         "NAME 'olcDbNoUndefFilter' "
 327                         "DESC 'Do not propagate undefined search filters' "
 328                         "SYNTAX OMsBoolean "
 329                         "SINGLE-VALUE )",
 330                 NULL, NULL },
 331         { "idassert-passThru", "authzRule", 2, 2, 0,
 332                 ARG_MAGIC|LDAP_BACK_CFG_IDASSERT_PASSTHRU,
 333                 ldap_back_cf_gen, "( OLcfgDbAt:3.27 "
 334                         "NAME 'olcDbIDAssertPassThru' "
 335                         "DESC 'Remote Identity Assertion passthru rules' "
 336                         "EQUALITY caseIgnoreMatch "
 337                         "SYNTAX OMsDirectoryString "
 338                         "X-ORDERED 'VALUES' )",
 339                 NULL, NULL },
 340
 341         { "suffixmassage", "[virtual]> <real", 2, 3, 0,
 342                 ARG_STRING|ARG_MAGIC|LDAP_BACK_CFG_REWRITE,
 343                 ldap_back_cf_gen, NULL, NULL, NULL },
 344         { "map", "attribute|objectClass> [*|<local>] *|<remote", 3, 4, 0,
 345                 ARG_STRING|ARG_MAGIC|LDAP_BACK_CFG_REWRITE,
 346                 ldap_back_cf_gen, NULL, NULL, NULL },
 347         { "rewrite", "<arglist>", 2, 4, STRLENOF( "rewrite" ),
 348                 ARG_STRING|ARG_MAGIC|LDAP_BACK_CFG_REWRITE,
 349                 ldap_back_cf_gen, NULL, NULL, NULL },
 350         { NULL, NULL, 0, 0, 0, ARG_IGNORED,
 351                 NULL, NULL, NULL, NULL }
 352 };
 353
 354 static ConfigOCs ldapocs[] = {
 355         { "( OLcfgDbOc:3.1 "
 356                 "NAME 'olcLDAPConfig' "
 357                 "DESC 'LDAP backend configuration' "
 358                 "SUP olcDatabaseConfig "
 359                 "MAY ( olcDbURI "
 360                         "$ olcDbStartTLS "
 361                         "$ olcDbACLAuthcDn "
 362                         "$ olcDbACLPasswd "
 363                         "$ olcDbACLBind "
 364                         "$ olcDbIDAssertAuthcDn "
 365                         "$ olcDbIDAssertPasswd "
 366                         "$ olcDbIDAssertBind "
 367                         "$ olcDbIDAssertMode "
 368                         "$ olcDbIDAssertAuthzFrom "
 369                         "$ olcDbIDAssertPassThru "
 370                         "$ olcDbRebindAsUser "
 371                         "$ olcDbChaseReferrals "
 372                         "$ olcDbTFSupport "
 373                         "$ olcDbProxyWhoAmI "
 374                         "$ olcDbTimeout "
 375                         "$ olcDbIdleTimeout "
 376                         "$ olcDbConnTtl "
 377                         "$ olcDbNetworkTimeout "
 378                         "$ olcDbProtocolVersion "
 379                         "$ olcDbSingleConn "
 380                         "$ olcDbCancel "
 381                         "$ olcDbQuarantine "
 382                         "$ olcDbUseTemporaryConn "
 383                         "$ olcDbConnectionPoolMax "
 384 #ifdef SLAP_CONTROL_X_SESSION_TRACKING
 385                         "$ olcDbSessionTrackingRequest "
 386 #endif /* SLAP_CONTROL_X_SESSION_TRACKING */
 387                         "$ olcDbNoRefs "
 388                         "$ olcDbNoUndefFilter "
 389                 ") )",
 390                         Cft_Database, ldapcfg},
 391         { NULL, 0, NULL }
 392 };
 393
 394 static ConfigTable pbindcfg[] = {
 395         { "uri", "uri", 2, 2, 0,
 396                 ARG_MAGIC|LDAP_BACK_CFG_URI,
 397                 ldap_pbind_cf_gen, "( OLcfgDbAt:0.14 "
 398                         "NAME 'olcDbURI' "
 399                         "DESC 'URI (list) for remote DSA' "
 400                         "SYNTAX OMsDirectoryString "
 401                         "SINGLE-VALUE )",
 402                 NULL, NULL },
 403         { "tls", "what", 2, 0, 0,
 404                 ARG_MAGIC|LDAP_BACK_CFG_TLS,
 405                 ldap_pbind_cf_gen, "( OLcfgDbAt:3.1 "
 406                         "NAME 'olcDbStartTLS' "
 407                         "DESC 'StartTLS' "
 408                         "SYNTAX OMsDirectoryString "
 409                         "SINGLE-VALUE )",
 410                 NULL, NULL },
 411         { "network-timeout", "timeout", 2, 2, 0,
 412                 ARG_MAGIC|LDAP_BACK_CFG_NETWORK_TIMEOUT,
 413                 ldap_pbind_cf_gen, "( OLcfgDbAt:3.17 "
 414                         "NAME 'olcDbNetworkTimeout' "
 415                         "DESC 'connection network timeout' "
 416                         "SYNTAX OMsDirectoryString "
 417                         "SINGLE-VALUE )",
 418                 NULL, NULL },
 419         { "quarantine", "retrylist", 2, 2, 0,
 420                 ARG_MAGIC|LDAP_BACK_CFG_QUARANTINE,
 421                 ldap_pbind_cf_gen, "( OLcfgDbAt:3.21 "
 422                         "NAME 'olcDbQuarantine' "
 423                         "DESC 'Quarantine database if connection fails and retry according to rule' "
 424                         "SYNTAX OMsDirectoryString "
 425                         "SINGLE-VALUE )",
 426                 NULL, NULL },
 427         { NULL, NULL, 0, 0, 0, ARG_IGNORED,
 428                 NULL, NULL, NULL, NULL }
 429 };
 430
 431 static ConfigOCs pbindocs[] = {
 432         { "( OLcfgOvOc:3.3 "
 433                 "NAME 'olcPBindConfig' "
 434                 "DESC 'Proxy Bind configuration' "
 435                 "SUP olcOverlayConfig "
 436                 "MUST olcDbURI "
 437                 "MAY ( olcDbStartTLS "
 438                         "$ olcDbNetworkTimeout "
 439                         "$ olcDbQuarantine "
 440                 ") )",
 441                         Cft_Overlay, pbindcfg},
 442         { NULL, 0, NULL }
 443 };
 444
 445 static slap_verbmasks idassert_mode[] = {
 446         { BER_BVC("self"),              LDAP_BACK_IDASSERT_SELF },
 447         { BER_BVC("anonymous"),         LDAP_BACK_IDASSERT_ANONYMOUS },
 448         { BER_BVC("none"),              LDAP_BACK_IDASSERT_NOASSERT },
 449         { BER_BVC("legacy"),            LDAP_BACK_IDASSERT_LEGACY },
 450         { BER_BVNULL,                   0 }
 451 };
 452
 453 static slap_verbmasks tls_mode[] = {
 454         { BER_BVC( "propagate" ),       LDAP_BACK_F_TLS_PROPAGATE_MASK },
 455         { BER_BVC( "try-propagate" ),   LDAP_BACK_F_PROPAGATE_TLS },
 456         { BER_BVC( "start" ),           LDAP_BACK_F_TLS_USE_MASK },
 457         { BER_BVC( "try-start" ),       LDAP_BACK_F_USE_TLS },
 458         { BER_BVC( "ldaps" ),           LDAP_BACK_F_TLS_LDAPS },
 459         { BER_BVC( "none" ),            LDAP_BACK_F_NONE },
 460         { BER_BVNULL,                   0 }
 461 };
 462
 463 static slap_verbmasks t_f_mode[] = {
 464         { BER_BVC( "yes" ),             LDAP_BACK_F_T_F },
 465         { BER_BVC( "discover" ),        LDAP_BACK_F_T_F_DISCOVER },
 466         { BER_BVC( "no" ),              LDAP_BACK_F_NONE },
 467         { BER_BVNULL,                   0 }
 468 };
 469
 470 static slap_verbmasks cancel_mode[] = {
 471         { BER_BVC( "ignore" ),          LDAP_BACK_F_CANCEL_IGNORE },
 472         { BER_BVC( "exop" ),            LDAP_BACK_F_CANCEL_EXOP },
 473         { BER_BVC( "exop-discover" ),   LDAP_BACK_F_CANCEL_EXOP_DISCOVER },
 474         { BER_BVC( "abandon" ),         LDAP_BACK_F_CANCEL_ABANDON },
 475         { BER_BVNULL,                   0 }
 476 };
 477
 478 /* see enum in slap.h */
 479 static slap_cf_aux_table timeout_table[] = {
 480         { BER_BVC("bind="),     SLAP_OP_BIND * sizeof( time_t ),        'u', 0, NULL },
 481         /* unbind makes no sense */
 482         { BER_BVC("add="),      SLAP_OP_ADD * sizeof( time_t ),         'u', 0, NULL },
 483         { BER_BVC("delete="),   SLAP_OP_DELETE * sizeof( time_t ),      'u', 0, NULL },
 484         { BER_BVC("modrdn="),   SLAP_OP_MODRDN * sizeof( time_t ),      'u', 0, NULL },
 485         { BER_BVC("modify="),   SLAP_OP_MODIFY * sizeof( time_t ),      'u', 0, NULL },
 486         { BER_BVC("compare="),  SLAP_OP_COMPARE * sizeof( time_t ),     'u', 0, NULL },
 487         { BER_BVC("search="),   SLAP_OP_SEARCH * sizeof( time_t ),      'u', 0, NULL },
 488         /* abandon makes little sense */
 489 #if 0   /* not implemented yet */
 490         { BER_BVC("extended="), SLAP_OP_EXTENDED * sizeof( time_t ),    'u', 0, NULL },
 491 #endif
 492         { BER_BVNULL, 0, 0, 0, NULL }
 493 };
 494
 495 int
 496 slap_retry_info_parse(
 497         char                    *in,
 498         slap_retry_info_t       *ri,
 499         char                    *buf,
 500         ber_len_t               buflen )
 501 {
 502         char                    **retrylist = NULL;
 503         int                     rc = 0;
 504         int                     i;
 505
 506         slap_str2clist( &retrylist, in, " ;" );
 507         if ( retrylist == NULL ) {
 508                 return 1;
 509         }
 510
 511         for ( i = 0; retrylist[ i ] != NULL; i++ )
 512                 /* count */ ;
 513
 514         ri->ri_interval = ch_calloc( sizeof( time_t ), i + 1 );
 515         ri->ri_num = ch_calloc( sizeof( int ), i + 1 );
 516
 517         for ( i = 0; retrylist[ i ] != NULL; i++ ) {
 518                 unsigned long   t;
 519                 char            *sep = strchr( retrylist[ i ], ',' );
 520
 521                 if ( sep == NULL ) {
 522                         snprintf( buf, buflen,
 523                                 "missing comma in retry pattern #%d \"%s\"",
 524                                 i, retrylist[ i ] );
 525                         rc = 1;
 526                         goto done;
 527                 }
 528
 529                 *sep++ = '\0';
 530
 531                 if ( lutil_parse_time( retrylist[ i ], &t ) ) {
 532                         snprintf( buf, buflen,
 533                                 "unable to parse interval #%d \"%s\"",
 534                                 i, retrylist[ i ] );
 535                         rc = 1;
 536                         goto done;
 537                 }
 538                 ri->ri_interval[ i ] = (time_t)t;
 539
 540                 if ( strcmp( sep, "+" ) == 0 ) {
 541                         if ( retrylist[ i + 1 ] != NULL ) {
 542                                 snprintf( buf, buflen,
 543                                         "extra cruft after retry pattern "
 544                                         "#%d \"%s,+\" with \"forever\" mark",
 545                                         i, retrylist[ i ] );
 546                                 rc = 1;
 547                                 goto done;
 548                         }
 549                         ri->ri_num[ i ] = SLAP_RETRYNUM_FOREVER;
 550
 551                 } else if ( lutil_atoi( &ri->ri_num[ i ], sep ) ) {
 552                         snprintf( buf, buflen,
 553                                 "unable to parse retry num #%d \"%s\"",
 554                                 i, sep );
 555                         rc = 1;
 556                         goto done;
 557                 }
 558         }
 559
 560         ri->ri_num[ i ] = SLAP_RETRYNUM_TAIL;
 561
 562         ri->ri_idx = 0;
 563         ri->ri_count = 0;
 564         ri->ri_last = (time_t)(-1);
 565
 566 done:;
 567         ldap_charray_free( retrylist );
 568
 569         if ( rc ) {
 570                 slap_retry_info_destroy( ri );
 571         }
 572
 573         return rc;
 574 }
 575
 576 int
 577 slap_retry_info_unparse(
 578         slap_retry_info_t       *ri,
 579         struct berval           *bvout )
 580 {
 581         char            buf[ BUFSIZ * 2 ],
 582                         *ptr = buf;
 583         int             i, len, restlen = (int) sizeof( buf );
 584         struct berval   bv;
 585
 586         assert( ri != NULL );
 587         assert( bvout != NULL );
 588
 589         BER_BVZERO( bvout );
 590
 591         for ( i = 0; ri->ri_num[ i ] != SLAP_RETRYNUM_TAIL; i++ ) {
 592                 if ( i > 0 ) {
 593                         if ( --restlen <= 0 ) {
 594                                 return 1;
 595                         }
 596                         *ptr++ = ';';
 597                 }
 598
 599                 if ( lutil_unparse_time( ptr, restlen, ri->ri_interval[i] ) < 0 ) {
 600                         return 1;
 601                 }
 602                 len = (int) strlen( ptr );
 603                 if ( (restlen -= len + 1) <= 0 ) {
 604                         return 1;
 605                 }
 606                 ptr += len;
 607                 *ptr++ = ',';
 608
 609                 if ( ri->ri_num[i] == SLAP_RETRYNUM_FOREVER ) {
 610                         if ( --restlen <= 0 ) {
 611                                 return 1;
 612                         }
 613                         *ptr++ = '+';
 614
 615                 } else {
 616                         len = snprintf( ptr, restlen, "%d", ri->ri_num[i] );
 617                         if ( (restlen -= len) <= 0 || len < 0 ) {
 618                                 return 1;
 619                         }
 620                         ptr += len;
 621                 }
 622         }
 623
 624         bv.bv_val = buf;
 625         bv.bv_len = ptr - buf;
 626         ber_dupbv( bvout, &bv );
 627
 628         return 0;
 629 }
 630
 631 void
 632 slap_retry_info_destroy(
 633         slap_retry_info_t       *ri )
 634 {
 635         assert( ri != NULL );
 636
 637         assert( ri->ri_interval != NULL );
 638         ch_free( ri->ri_interval );
 639         ri->ri_interval = NULL;
 640
 641         assert( ri->ri_num != NULL );
 642         ch_free( ri->ri_num );
 643         ri->ri_num = NULL;
 644 }
 645
 646 static int
 647 slap_idassert_authzfrom_parse( ConfigArgs *c, slap_idassert_t *si )
 648 {
 649         struct berval   bv;
 650         struct berval   in;
 651         int             rc;
 652
 653         if ( strcmp( c->argv[ 1 ], "*" ) == 0
 654                 || strcmp( c->argv[ 1 ], "dn:*" ) == 0
 655                 || strcasecmp( c->argv[ 1 ], "dn.regex:.*" ) == 0 )
 656         {
 657                 if ( si->si_authz != NULL ) {
 658                         snprintf( c->cr_msg, sizeof( c->cr_msg ),
 659                                 "\"idassert-authzFrom <authz>\": "
 660                                 "\"%s\" conflicts with existing authz rules",
 661                                 c->argv[ 1 ] );
 662                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
 663                         return 1;
 664                 }
 665
 666                 si->si_flags |= LDAP_BACK_AUTH_AUTHZ_ALL;
 667
 668                 return 0;
 669
 670         } else if ( ( si->si_flags & LDAP_BACK_AUTH_AUTHZ_ALL ) ) {
 671                 snprintf( c->cr_msg, sizeof( c->cr_msg ),
 672                         "\"idassert-authzFrom <authz>\": "
 673                         "\"<authz>\" conflicts with \"*\"" );
 674                 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
 675                 return 1;
 676         }
 677
 678         ber_str2bv( c->argv[ 1 ], 0, 0, &in );
 679         rc = authzNormalize( 0, NULL, NULL, &in, &bv, NULL );
 680         if ( rc != LDAP_SUCCESS ) {
 681                 snprintf( c->cr_msg, sizeof( c->cr_msg ),
 682                         "\"idassert-authzFrom <authz>\": "
 683                         "invalid syntax" );
 684                 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
 685                 return 1;
 686         }
 687
 688         if ( c->valx == -1 ) {
 689                 ber_bvarray_add( &si->si_authz, &bv );
 690
 691         } else {
 692                 int i;
 693                 for ( i = 0; !BER_BVISNULL( &si->si_authz[ i ] ); i++ )
 694                         ;
 695
 696                 if ( i <= c->valx ) {
 697                         ber_bvarray_add( &si->si_authz, &bv );
 698
 699                 } else {
 700                         BerVarray tmp = ber_memrealloc( si->si_authz,
 701                                 sizeof( struct berval )*( i + 2 ) );
 702                         if ( tmp == NULL ) {
 703                                 return -1;
 704                         }
 705                         si->si_authz = tmp;
 706                         for ( ; i > c->valx; i-- ) {
 707                                 si->si_authz[ i ] = si->si_authz[ i - 1 ];
 708                         }
 709                         si->si_authz[ c->valx ] = bv;
 710                 }
 711         }
 712
 713         return 0;
 714 }
 715
 716 static int
 717 slap_idassert_passthru_parse( ConfigArgs *c, slap_idassert_t *si )
 718 {
 719         struct berval   bv;
 720         struct berval   in;
 721         int             rc;
 722
 723         ber_str2bv( c->argv[ 1 ], 0, 0, &in );
 724         rc = authzNormalize( 0, NULL, NULL, &in, &bv, NULL );
 725         if ( rc != LDAP_SUCCESS ) {
 726                 snprintf( c->cr_msg, sizeof( c->cr_msg ),
 727                         "\"idassert-passThru <authz>\": "
 728                         "invalid syntax" );
 729                 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
 730                 return 1;
 731         }
 732
 733         if ( c->valx == -1 ) {
 734                 ber_bvarray_add( &si->si_passthru, &bv );
 735
 736         } else {
 737                 int i;
 738                 for ( i = 0; !BER_BVISNULL( &si->si_passthru[ i ] ); i++ )
 739                         ;
 740
 741                 if ( i <= c->valx ) {
 742                         ber_bvarray_add( &si->si_passthru, &bv );
 743
 744                 } else {
 745                         BerVarray tmp = ber_memrealloc( si->si_passthru,
 746                                 sizeof( struct berval )*( i + 2 ) );
 747                         if ( tmp == NULL ) {
 748                                 return -1;
 749                         }
 750                         si->si_passthru = tmp;
 751                         for ( ; i > c->valx; i-- ) {
 752                                 si->si_passthru[ i ] = si->si_passthru[ i - 1 ];
 753                         }
 754                         si->si_passthru[ c->valx ] = bv;
 755                 }
 756         }
 757
 758         return 0;
 759 }
 760
 761 static int
 762 slap_idassert_parse( ConfigArgs *c, slap_idassert_t *si )
 763 {
 764         int             i;
 765
 766         for ( i = 1; i < c->argc; i++ ) {
 767                 if ( strncasecmp( c->argv[ i ], "mode=", STRLENOF( "mode=" ) ) == 0 ) {
 768                         char    *argvi = c->argv[ i ] + STRLENOF( "mode=" );
 769                         int     j;
 770
 771                         j = verb_to_mask( argvi, idassert_mode );
 772                         if ( BER_BVISNULL( &idassert_mode[ j ].word ) ) {
 773                                 snprintf( c->cr_msg, sizeof( c->cr_msg ),
 774                                         "\"idassert-bind <args>\": "
 775                                         "unknown mode \"%s\"",
 776                                         argvi );
 777                                 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
 778                                 return 1;
 779                         }
 780
 781                         si->si_mode = idassert_mode[ j ].mask;
 782
 783                 } else if ( strncasecmp( c->argv[ i ], "authz=", STRLENOF( "authz=" ) ) == 0 ) {
 784                         char    *argvi = c->argv[ i ] + STRLENOF( "authz=" );
 785
 786                         if ( strcasecmp( argvi, "native" ) == 0 ) {
 787                                 if ( si->si_bc.sb_method != LDAP_AUTH_SASL ) {
 788                                         snprintf( c->cr_msg, sizeof( c->cr_msg ),
 789                                                 "\"idassert-bind <args>\": "
 790                                                 "authz=\"native\" incompatible "
 791                                                 "with auth method" );
 792                                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
 793                                         return 1;
 794                                 }
 795                                 si->si_flags |= LDAP_BACK_AUTH_NATIVE_AUTHZ;
 796
 797                         } else if ( strcasecmp( argvi, "proxyAuthz" ) == 0 ) {
 798                                 si->si_flags &= ~LDAP_BACK_AUTH_NATIVE_AUTHZ;
 799
 800                         } else {
 801                                 snprintf( c->cr_msg, sizeof( c->cr_msg ),
 802                                         "\"idassert-bind <args>\": "
 803                                         "unknown authz \"%s\"",
 804                                         argvi );
 805                                 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
 806                                 return 1;
 807                         }
 808
 809                 } else if ( strncasecmp( c->argv[ i ], "flags=", STRLENOF( "flags=" ) ) == 0 ) {
 810                         char    *argvi = c->argv[ i ] + STRLENOF( "flags=" );
 811                         char    **flags = ldap_str2charray( argvi, "," );
 812                         int     j, err = 0;
 813
 814                         if ( flags == NULL ) {
 815                                 snprintf( c->cr_msg, sizeof( c->cr_msg ),
 816                                         "\"idassert-bind <args>\": "
 817                                         "unable to parse flags \"%s\"",
 818                                         argvi );
 819                                 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
 820                                 return 1;
 821                         }
 822
 823                         for ( j = 0; flags[ j ] != NULL; j++ ) {
 824
 825                                 if ( strcasecmp( flags[ j ], "override" ) == 0 ) {
 826                                         si->si_flags |= LDAP_BACK_AUTH_OVERRIDE;
 827
 828                                 } else if ( strcasecmp( flags[ j ], "prescriptive" ) == 0 ) {
 829                                         si->si_flags |= LDAP_BACK_AUTH_PRESCRIPTIVE;
 830
 831                                 } else if ( strcasecmp( flags[ j ], "non-prescriptive" ) == 0 ) {
 832                                         si->si_flags &= ( ~LDAP_BACK_AUTH_PRESCRIPTIVE );
 833
 834                                 } else if ( strcasecmp( flags[ j ], "obsolete-proxy-authz" ) == 0 ) {
 835                                         if ( si->si_flags & LDAP_BACK_AUTH_OBSOLETE_ENCODING_WORKAROUND ) {
 836                                                 Debug( LDAP_DEBUG_ANY,
 837                                                                 "%s: \"obsolete-proxy-authz\" flag "
 838                                                                 "in \"idassert-mode <args>\" "
 839                                                                 "incompatible with previously issued \"obsolete-encoding-workaround\" flag.\n",
 840                                                                 c->log, 0, 0 );
 841                                                 err = 1;
 842                                                 break;
 843
 844                                         } else {
 845                                                 si->si_flags |= LDAP_BACK_AUTH_OBSOLETE_PROXY_AUTHZ;
 846                                         }
 847
 848                                 } else if ( strcasecmp( flags[ j ], "obsolete-encoding-workaround" ) == 0 ) {
 849                                         if ( si->si_flags & LDAP_BACK_AUTH_OBSOLETE_PROXY_AUTHZ ) {
 850                                                 Debug( LDAP_DEBUG_ANY,
 851                                                                 "%s: \"obsolete-encoding-workaround\" flag "
 852                                                         "in \"idassert-mode <args>\" "
 853                                                         "incompatible with previously issued \"obsolete-proxy-authz\" flag.\n",
 854                                                         c->log, 0, 0 );
 855                                                 err = 1;
 856                                                 break;
 857
 858                                         } else {
 859                                                 si->si_flags |= LDAP_BACK_AUTH_OBSOLETE_ENCODING_WORKAROUND;
 860                                         }
 861
 862                                 } else {
 863                                         snprintf( c->cr_msg, sizeof( c->cr_msg ),
 864                                                 "\"idassert-bind <args>\": "
 865                                                 "unknown flag \"%s\"",
 866                                                 flags[ j ] );
 867                                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
 868                                         err = 1;
 869                                         break;
 870                                 }
 871                         }
 872
 873                         ldap_charray_free( flags );
 874                         if ( err ) {
 875                                 return 1;
 876                         }
 877
 878                 } else if ( bindconf_parse( c->argv[ i ], &si->si_bc ) ) {
 879                         snprintf( c->cr_msg, sizeof( c->cr_msg ),
 880                                 "\"idassert-bind <args>\": "
 881                                 "unable to parse field \"%s\"",
 882                                 c->argv[ i ] );
 883                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
 884                         return 1;
 885                 }
 886         }
 887
 888         if ( si->si_bc.sb_method == LDAP_AUTH_SIMPLE ) {
 889                 if ( BER_BVISNULL( &si->si_bc.sb_binddn )
 890                         || BER_BVISNULL( &si->si_bc.sb_cred ) )
 891                 {
 892                         snprintf( c->cr_msg, sizeof( c->cr_msg ),
 893                                 "\"idassert-bind <args>\": "
 894                                 "SIMPLE needs \"binddn\" and \"credentials\"" );
 895                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
 896                         return 1;
 897                 }
 898         }
 899
 900         bindconf_tls_defaults( &si->si_bc );
 901
 902         return 0;
 903 }
 904
 905 /* NOTE: temporary, until back-meta is ported to back-config */
 906 int
 907 slap_idassert_authzfrom_parse_cf( const char *fname, int lineno, const char *arg, slap_idassert_t *si )
 908 {
 909         ConfigArgs      c = { 0 };
 910         char            *argv[ 3 ];
 911
 912         snprintf( c.log, sizeof( c.log ), "%s: line %d", fname, lineno );
 913         c.argc = 2;
 914         c.argv = argv;
 915         argv[ 0 ] = "idassert-authzFrom";
 916         argv[ 1 ] = (char *)arg;
 917         argv[ 2 ] = NULL;
 918
 919         return slap_idassert_authzfrom_parse( &c, si );
 920 }
 921
 922 int
 923 slap_idassert_passthru_parse_cf( const char *fname, int lineno, const char *arg, slap_idassert_t *si )
 924 {
 925         ConfigArgs      c = { 0 };
 926         char            *argv[ 3 ];
 927
 928         snprintf( c.log, sizeof( c.log ), "%s: line %d", fname, lineno );
 929         c.argc = 2;
 930         c.argv = argv;
 931         argv[ 0 ] = "idassert-passThru";
 932         argv[ 1 ] = (char *)arg;
 933         argv[ 2 ] = NULL;
 934
 935         return slap_idassert_passthru_parse( &c, si );
 936 }
 937
 938 int
 939 slap_idassert_parse_cf( const char *fname, int lineno, int argc, char *argv[], slap_idassert_t *si )
 940 {
 941         ConfigArgs      c = { 0 };
 942
 943         snprintf( c.log, sizeof( c.log ), "%s: line %d", fname, lineno );
 944         c.argc = argc;
 945         c.argv = argv;
 946
 947         return slap_idassert_parse( &c, si );
 948 }
 949
 950 static int
 951 ldap_back_cf_gen( ConfigArgs *c )
 952 {
 953         ldapinfo_t      *li = ( ldapinfo_t * )c->be->be_private;
 954         int             rc = 0;
 955         int             i;
 956
 957         if ( c->op == SLAP_CONFIG_EMIT ) {
 958                 struct berval   bv = BER_BVNULL;
 959
 960                 if ( li == NULL ) {
 961                         return 1;
 962                 }
 963
 964                 switch( c->type ) {
 965                 case LDAP_BACK_CFG_URI:
 966                         if ( li->li_uri != NULL ) {
 967                                 struct berval   bv, bv2;
 968
 969                                 ber_str2bv( li->li_uri, 0, 0, &bv );
 970                                 bv2.bv_len = bv.bv_len + STRLENOF( "\"\"" );
 971                                 bv2.bv_val = ch_malloc( bv2.bv_len + 1 );
 972                                 snprintf( bv2.bv_val, bv2.bv_len + 1,
 973                                         "\"%s\"", bv.bv_val );
 974                                 ber_bvarray_add( &c->rvalue_vals, &bv2 );
 975
 976                         } else {
 977                                 rc = 1;
 978                         }
 979                         break;
 980
 981                 case LDAP_BACK_CFG_TLS: {
 982                         struct berval bc = BER_BVNULL, bv2;
 983                         enum_to_verb( tls_mode, ( li->li_flags & LDAP_BACK_F_TLS_MASK ), &bv );
 984                         assert( !BER_BVISNULL( &bv ) );
 985                         bindconf_tls_unparse( &li->li_tls, &bc );
 986
 987                         if ( !BER_BVISEMPTY( &bc )) {
 988                                 bv2.bv_len = bv.bv_len + bc.bv_len + 1;
 989                                 bv2.bv_val = ch_malloc( bv2.bv_len + 1 );
 990                                 strcpy( bv2.bv_val, bv.bv_val );
 991                                 bv2.bv_val[bv.bv_len] = ' ';
 992                                 strcpy( &bv2.bv_val[bv.bv_len + 1], bc.bv_val );
 993                                 ber_bvarray_add( &c->rvalue_vals, &bv2 );
 994
 995                         } else {
 996                                 value_add_one( &c->rvalue_vals, &bv );
 997                         }
 998                         ber_memfree( bc.bv_val );
 999                         }
1000                         break;
1001
1002                 case LDAP_BACK_CFG_ACL_AUTHCDN:
1003                 case LDAP_BACK_CFG_ACL_PASSWD:
1004                 case LDAP_BACK_CFG_ACL_METHOD:
1005                         /* handled by LDAP_BACK_CFG_ACL_BIND */
1006                         rc = 1;
1007                         break;
1008
1009                 case LDAP_BACK_CFG_ACL_BIND: {
1010                         int     i;
1011
1012                         if ( li->li_acl_authmethod == LDAP_AUTH_NONE ) {
1013                                 return 1;
1014                         }
1015
1016                         bindconf_unparse( &li->li_acl, &bv );
1017
1018                         for ( i = 0; isspace( (unsigned char) bv.bv_val[ i ] ); i++ )
1019                                 /* count spaces */ ;
1020
1021                         if ( i ) {
1022                                 bv.bv_len -= i;
1023                                 AC_MEMCPY( bv.bv_val, &bv.bv_val[ i ],
1024                                         bv.bv_len + 1 );
1025                         }
1026
1027                         ber_bvarray_add( &c->rvalue_vals, &bv );
1028                         break;
1029                 }
1030
1031                 case LDAP_BACK_CFG_IDASSERT_MODE:
1032                 case LDAP_BACK_CFG_IDASSERT_AUTHCDN:
1033                 case LDAP_BACK_CFG_IDASSERT_PASSWD:
1034                 case LDAP_BACK_CFG_IDASSERT_METHOD:
1035                         /* handled by LDAP_BACK_CFG_IDASSERT_BIND */
1036                         rc = 1;
1037                         break;
1038
1039                 case LDAP_BACK_CFG_IDASSERT_AUTHZFROM:
1040                 case LDAP_BACK_CFG_IDASSERT_PASSTHRU: {
1041                         BerVarray       *bvp;
1042                         int             i;
1043                         struct berval   bv = BER_BVNULL;
1044                         char            buf[SLAP_TEXT_BUFLEN];
1045
1046                         switch ( c->type ) {
1047                         case LDAP_BACK_CFG_IDASSERT_AUTHZFROM: bvp = &li->li_idassert_authz; break;
1048                         case LDAP_BACK_CFG_IDASSERT_PASSTHRU: bvp = &li->li_idassert_passthru; break;
1049                         default: assert( 0 ); break;
1050                         }
1051
1052                         if ( *bvp == NULL ) {
1053                                 if ( *bvp == li->li_idassert_authz
1054                                         && ( li->li_idassert_flags & LDAP_BACK_AUTH_AUTHZ_ALL ) )
1055                                 {
1056                                         BER_BVSTR( &bv, "*" );
1057                                         value_add_one( &c->rvalue_vals, &bv );
1058
1059                                 } else {
1060                                         rc = 1;
1061                                 }
1062                                 break;
1063                         }
1064
1065                         for ( i = 0; !BER_BVISNULL( &((*bvp)[ i ]) ); i++ ) {
1066                                 char *ptr;
1067                                 int len = snprintf( buf, sizeof( buf ), SLAP_X_ORDERED_FMT, i );
1068                                 bv.bv_len = ((*bvp)[ i ]).bv_len + len;
1069                                 bv.bv_val = ber_memrealloc( bv.bv_val, bv.bv_len + 1 );
1070                                 ptr = bv.bv_val;
1071                                 ptr = lutil_strcopy( ptr, buf );
1072                                 ptr = lutil_strncopy( ptr, ((*bvp)[ i ]).bv_val, ((*bvp)[ i ]).bv_len );
1073                                 value_add_one( &c->rvalue_vals, &bv );
1074                         }
1075                         if ( bv.bv_val ) {
1076                                 ber_memfree( bv.bv_val );
1077                         }
1078                         break;
1079                 }
1080
1081                 case LDAP_BACK_CFG_IDASSERT_BIND: {
1082                         int             i;
1083                         struct berval   bc = BER_BVNULL;
1084                         char            *ptr;
1085
1086                         if ( li->li_idassert_authmethod == LDAP_AUTH_NONE ) {
1087                                 return 1;
1088                         }
1089
1090                         if ( li->li_idassert_authmethod != LDAP_AUTH_NONE ) {
1091                                 ber_len_t       len;
1092
1093                                 switch ( li->li_idassert_mode ) {
1094                                 case LDAP_BACK_IDASSERT_OTHERID:
1095                                 case LDAP_BACK_IDASSERT_OTHERDN:
1096                                         break;
1097
1098                                 default: {
1099                                         struct berval   mode = BER_BVNULL;
1100
1101                                         enum_to_verb( idassert_mode, li->li_idassert_mode, &mode );
1102                                         if ( BER_BVISNULL( &mode ) ) {
1103                                                 /* there's something wrong... */
1104                                                 assert( 0 );
1105                                                 rc = 1;
1106
1107                                         } else {
1108                                                 bv.bv_len = STRLENOF( "mode=" ) + mode.bv_len;
1109                                                 bv.bv_val = ch_malloc( bv.bv_len + 1 );
1110
1111                                                 ptr = lutil_strcopy( bv.bv_val, "mode=" );
1112                                                 ptr = lutil_strcopy( ptr, mode.bv_val );
1113                                         }
1114                                         break;
1115                                 }
1116                                 }
1117
1118                                 if ( li->li_idassert_flags & LDAP_BACK_AUTH_NATIVE_AUTHZ ) {
1119                                         len = bv.bv_len + STRLENOF( "authz=native" );
1120
1121                                         if ( !BER_BVISEMPTY( &bv ) ) {
1122                                                 len += STRLENOF( " " );
1123                                         }
1124
1125                                         bv.bv_val = ch_realloc( bv.bv_val, len + 1 );
1126
1127                                         ptr = &bv.bv_val[ bv.bv_len ];
1128
1129                                         if ( !BER_BVISEMPTY( &bv ) ) {
1130                                                 ptr = lutil_strcopy( ptr, " " );
1131                                         }
1132
1133                                         (void)lutil_strcopy( ptr, "authz=native" );
1134                                 }
1135
1136                                 len = bv.bv_len + STRLENOF( "flags=non-prescriptive,override,obsolete-encoding-workaround" );
1137                                 /* flags */
1138                                 if ( !BER_BVISEMPTY( &bv ) ) {
1139                                         len += STRLENOF( " " );
1140                                 }
1141
1142                                 bv.bv_val = ch_realloc( bv.bv_val, len + 1 );
1143
1144                                 ptr = &bv.bv_val[ bv.bv_len ];
1145
1146                                 if ( !BER_BVISEMPTY( &bv ) ) {
1147                                         ptr = lutil_strcopy( ptr, " " );
1148                                 }
1149
1150                                 ptr = lutil_strcopy( ptr, "flags=" );
1151
1152                                 if ( li->li_idassert_flags & LDAP_BACK_AUTH_PRESCRIPTIVE ) {
1153                                         ptr = lutil_strcopy( ptr, "prescriptive" );
1154                                 } else {
1155                                         ptr = lutil_strcopy( ptr, "non-prescriptive" );
1156                                 }
1157
1158                                 if ( li->li_idassert_flags & LDAP_BACK_AUTH_OVERRIDE ) {
1159                                         ptr = lutil_strcopy( ptr, ",override" );
1160                                 }
1161
1162                                 if ( li->li_idassert_flags & LDAP_BACK_AUTH_OBSOLETE_PROXY_AUTHZ ) {
1163                                         ptr = lutil_strcopy( ptr, ",obsolete-proxy-authz" );
1164
1165                                 } else if ( li->li_idassert_flags & LDAP_BACK_AUTH_OBSOLETE_ENCODING_WORKAROUND ) {
1166                                         ptr = lutil_strcopy( ptr, ",obsolete-encoding-workaround" );
1167                                 }
1168
1169                                 bv.bv_len = ( ptr - bv.bv_val );
1170                                 /* end-of-flags */
1171                         }
1172
1173                         bindconf_unparse( &li->li_idassert.si_bc, &bc );
1174
1175                         if ( !BER_BVISNULL( &bv ) ) {
1176                                 ber_len_t       len = bv.bv_len + bc.bv_len;
1177
1178                                 bv.bv_val = ch_realloc( bv.bv_val, len + 1 );
1179
1180                                 assert( bc.bv_val[ 0 ] == ' ' );
1181
1182                                 ptr = lutil_strcopy( &bv.bv_val[ bv.bv_len ], bc.bv_val );
1183                                 free( bc.bv_val );
1184                                 bv.bv_len = ptr - bv.bv_val;
1185
1186                         } else {
1187                                 for ( i = 0; isspace( (unsigned char) bc.bv_val[ i ] ); i++ )
1188                                         /* count spaces */ ;
1189
1190                                 if ( i ) {
1191                                         bc.bv_len -= i;
1192                                         AC_MEMCPY( bc.bv_val, &bc.bv_val[ i ], bc.bv_len + 1 );
1193                                 }
1194
1195                                 bv = bc;
1196                         }
1197
1198                         ber_bvarray_add( &c->rvalue_vals, &bv );
1199
1200                         break;
1201                 }
1202
1203                 case LDAP_BACK_CFG_REBIND:
1204                         c->value_int = LDAP_BACK_SAVECRED( li );
1205                         break;
1206
1207                 case LDAP_BACK_CFG_CHASE:
1208                         c->value_int = LDAP_BACK_CHASE_REFERRALS( li );
1209                         break;
1210
1211                 case LDAP_BACK_CFG_T_F:
1212                         enum_to_verb( t_f_mode, (li->li_flags & LDAP_BACK_F_T_F_MASK2), &bv );
1213                         if ( BER_BVISNULL( &bv ) ) {
1214                                 /* there's something wrong... */
1215                                 assert( 0 );
1216                                 rc = 1;
1217
1218                         } else {
1219                                 value_add_one( &c->rvalue_vals, &bv );
1220                         }
1221                         break;
1222
1223                 case LDAP_BACK_CFG_WHOAMI:
1224                         c->value_int = LDAP_BACK_PROXY_WHOAMI( li );
1225                         break;
1226
1227                 case LDAP_BACK_CFG_TIMEOUT:
1228                         BER_BVZERO( &bv );
1229
1230                         for ( i = 0; i < SLAP_OP_LAST; i++ ) {
1231                                 if ( li->li_timeout[ i ] != 0 ) {
1232                                         break;
1233                                 }
1234                         }
1235
1236                         if ( i == SLAP_OP_LAST ) {
1237                                 return 1;
1238                         }
1239
1240                         slap_cf_aux_table_unparse( li->li_timeout, &bv, timeout_table );
1241
1242                         if ( BER_BVISNULL( &bv ) ) {
1243                                 return 1;
1244                         }
1245
1246                         for ( i = 0; isspace( (unsigned char) bv.bv_val[ i ] ); i++ )
1247                                 /* count spaces */ ;
1248
1249                         if ( i ) {
1250                                 bv.bv_len -= i;
1251                                 AC_MEMCPY( bv.bv_val, &bv.bv_val[ i ],
1252                                         bv.bv_len + 1 );
1253                         }
1254
1255                         ber_bvarray_add( &c->rvalue_vals, &bv );
1256                         break;
1257
1258                 case LDAP_BACK_CFG_IDLE_TIMEOUT: {
1259                         char    buf[ SLAP_TEXT_BUFLEN ];
1260
1261                         if ( li->li_idle_timeout == 0 ) {
1262                                 return 1;
1263                         }
1264
1265                         lutil_unparse_time( buf, sizeof( buf ), li->li_idle_timeout );
1266                         ber_str2bv( buf, 0, 0, &bv );
1267                         value_add_one( &c->rvalue_vals, &bv );
1268                         } break;
1269
1270                 case LDAP_BACK_CFG_CONN_TTL: {
1271                         char    buf[ SLAP_TEXT_BUFLEN ];
1272
1273                         if ( li->li_conn_ttl == 0 ) {
1274                                 return 1;
1275                         }
1276
1277                         lutil_unparse_time( buf, sizeof( buf ), li->li_conn_ttl );
1278                         ber_str2bv( buf, 0, 0, &bv );
1279                         value_add_one( &c->rvalue_vals, &bv );
1280                         } break;
1281
1282                 case LDAP_BACK_CFG_NETWORK_TIMEOUT: {
1283                         char    buf[ SLAP_TEXT_BUFLEN ];
1284
1285                         if ( li->li_network_timeout == 0 ) {
1286                                 return 1;
1287                         }
1288
1289                         snprintf( buf, sizeof( buf ), "%ld",
1290                                 (long)li->li_network_timeout );
1291                         ber_str2bv( buf, 0, 0, &bv );
1292                         value_add_one( &c->rvalue_vals, &bv );
1293                         } break;
1294
1295                 case LDAP_BACK_CFG_VERSION:
1296                         if ( li->li_version == 0 ) {
1297                                 return 1;
1298                         }
1299
1300                         c->value_int = li->li_version;
1301                         break;
1302
1303                 case LDAP_BACK_CFG_SINGLECONN:
1304                         c->value_int = LDAP_BACK_SINGLECONN( li );
1305                         break;
1306
1307                 case LDAP_BACK_CFG_USETEMP:
1308                         c->value_int = LDAP_BACK_USE_TEMPORARIES( li );
1309                         break;
1310
1311                 case LDAP_BACK_CFG_CONNPOOLMAX:
1312                         c->value_int = li->li_conn_priv_max;
1313                         break;
1314
1315                 case LDAP_BACK_CFG_CANCEL: {
1316                         slap_mask_t     mask = LDAP_BACK_F_CANCEL_MASK2;
1317
1318                         if ( LDAP_BACK_CANCEL_DISCOVER( li ) ) {
1319                                 mask &= ~LDAP_BACK_F_CANCEL_EXOP;
1320                         }
1321                         enum_to_verb( cancel_mode, (li->li_flags & mask), &bv );
1322                         if ( BER_BVISNULL( &bv ) ) {
1323                                 /* there's something wrong... */
1324                                 assert( 0 );
1325                                 rc = 1;
1326
1327                         } else {
1328                                 value_add_one( &c->rvalue_vals, &bv );
1329                         }
1330                         } break;
1331
1332                 case LDAP_BACK_CFG_QUARANTINE:
1333                         if ( !LDAP_BACK_QUARANTINE( li ) ) {
1334                                 rc = 1;
1335                                 break;
1336                         }
1337
1338                         rc = slap_retry_info_unparse( &li->li_quarantine, &bv );
1339                         if ( rc == 0 ) {
1340                                 ber_bvarray_add( &c->rvalue_vals, &bv );
1341                         }
1342                         break;
1343
1344 #ifdef SLAP_CONTROL_X_SESSION_TRACKING
1345                 case LDAP_BACK_CFG_ST_REQUEST:
1346                         c->value_int = LDAP_BACK_ST_REQUEST( li );
1347                         break;
1348 #endif /* SLAP_CONTROL_X_SESSION_TRACKING */
1349
1350                 case LDAP_BACK_CFG_NOREFS:
1351                         c->value_int = LDAP_BACK_NOREFS( li );
1352                         break;
1353
1354                 case LDAP_BACK_CFG_NOUNDEFFILTER:
1355                         c->value_int = LDAP_BACK_NOUNDEFFILTER( li );
1356                         break;
1357
1358                 default:
1359                         /* FIXME: we need to handle all... */
1360                         assert( 0 );
1361                         break;
1362                 }
1363                 return rc;
1364
1365         } else if ( c->op == LDAP_MOD_DELETE ) {
1366                 switch( c->type ) {
1367                 case LDAP_BACK_CFG_URI:
1368                         if ( li->li_uri != NULL ) {
1369                                 ch_free( li->li_uri );
1370                                 li->li_uri = NULL;
1371
1372                                 assert( li->li_bvuri != NULL );
1373                                 ber_bvarray_free( li->li_bvuri );
1374                                 li->li_bvuri = NULL;
1375                         }
1376
1377                         /* better cleanup the cached connections... */
1378                         /* NOTE: don't worry about locking: if we got here,
1379                          * other threads are suspended. */
1380                         if ( li->li_conninfo.lai_tree != NULL ) {
1381                                 avl_free( li->li_conninfo.lai_tree, ldap_back_conn_free );
1382                                 li->li_conninfo.lai_tree = NULL;
1383                         }
1384
1385                         break;
1386
1387                 case LDAP_BACK_CFG_TLS:
1388                         rc = 1;
1389                         break;
1390
1391                 case LDAP_BACK_CFG_ACL_AUTHCDN:
1392                 case LDAP_BACK_CFG_ACL_PASSWD:
1393                 case LDAP_BACK_CFG_ACL_METHOD:
1394                         /* handled by LDAP_BACK_CFG_ACL_BIND */
1395                         rc = 1;
1396                         break;
1397
1398                 case LDAP_BACK_CFG_ACL_BIND:
1399                         bindconf_free( &li->li_acl );
1400                         break;
1401
1402                 case LDAP_BACK_CFG_IDASSERT_MODE:
1403                 case LDAP_BACK_CFG_IDASSERT_AUTHCDN:
1404                 case LDAP_BACK_CFG_IDASSERT_PASSWD:
1405                 case LDAP_BACK_CFG_IDASSERT_METHOD:
1406                         /* handled by LDAP_BACK_CFG_IDASSERT_BIND */
1407                         rc = 1;
1408                         break;
1409
1410                 case LDAP_BACK_CFG_IDASSERT_AUTHZFROM:
1411                 case LDAP_BACK_CFG_IDASSERT_PASSTHRU: {
1412                         BerVarray *bvp;
1413
1414                         switch ( c->type ) {
1415                         case LDAP_BACK_CFG_IDASSERT_AUTHZFROM: bvp = &li->li_idassert_authz; break;
1416                         case LDAP_BACK_CFG_IDASSERT_PASSTHRU: bvp = &li->li_idassert_passthru; break;
1417                         default: assert( 0 ); break;
1418                         }
1419
1420                         if ( c->valx < 0 ) {
1421                                 if ( *bvp != NULL ) {
1422                                         ber_bvarray_free( *bvp );
1423                                         *bvp = NULL;
1424                                 }
1425
1426                         } else {
1427                                 int i;
1428
1429                                 if ( *bvp == NULL ) {
1430                                         rc = 1;
1431                                         break;
1432                                 }
1433
1434                                 for ( i = 0; !BER_BVISNULL( &((*bvp)[ i ]) ); i++ )
1435                                         ;
1436
1437                                 if ( i >= c->valx ) {
1438                                         rc = 1;
1439                                         break;
1440                                 }
1441                                 ber_memfree( ((*bvp)[ c->valx ]).bv_val );
1442                                 for ( i = c->valx; !BER_BVISNULL( &((*bvp)[ i + 1 ]) ); i++ ) {
1443                                         (*bvp)[ i ] = (*bvp)[ i + 1 ];
1444                                 }
1445                                 BER_BVZERO( &((*bvp)[ i ]) );
1446                         }
1447                         } break;
1448
1449                 case LDAP_BACK_CFG_IDASSERT_BIND:
1450                         bindconf_free( &li->li_idassert.si_bc );
1451                         break;
1452
1453                 case LDAP_BACK_CFG_REBIND:
1454                 case LDAP_BACK_CFG_CHASE:
1455                 case LDAP_BACK_CFG_T_F:
1456                 case LDAP_BACK_CFG_WHOAMI:
1457                 case LDAP_BACK_CFG_CANCEL:
1458                         rc = 1;
1459                         break;
1460
1461                 case LDAP_BACK_CFG_TIMEOUT:
1462                         for ( i = 0; i < SLAP_OP_LAST; i++ ) {
1463                                 li->li_timeout[ i ] = 0;
1464                         }
1465                         break;
1466
1467                 case LDAP_BACK_CFG_IDLE_TIMEOUT:
1468                         li->li_idle_timeout = 0;
1469                         break;
1470
1471                 case LDAP_BACK_CFG_CONN_TTL:
1472                         li->li_conn_ttl = 0;
1473                         break;
1474
1475                 case LDAP_BACK_CFG_NETWORK_TIMEOUT:
1476                         li->li_network_timeout = 0;
1477                         break;
1478
1479                 case LDAP_BACK_CFG_VERSION:
1480                         li->li_version = 0;
1481                         break;
1482
1483                 case LDAP_BACK_CFG_SINGLECONN:
1484                         li->li_flags &= ~LDAP_BACK_F_SINGLECONN;
1485                         break;
1486
1487                 case LDAP_BACK_CFG_USETEMP:
1488                         li->li_flags &= ~LDAP_BACK_F_USE_TEMPORARIES;
1489                         break;
1490
1491                 case LDAP_BACK_CFG_CONNPOOLMAX:
1492                         li->li_conn_priv_max = LDAP_BACK_CONN_PRIV_MIN;
1493                         break;
1494
1495                 case LDAP_BACK_CFG_QUARANTINE:
1496                         if ( !LDAP_BACK_QUARANTINE( li ) ) {
1497                                 break;
1498                         }
1499
1500                         slap_retry_info_destroy( &li->li_quarantine );
1501                         ldap_pvt_thread_mutex_destroy( &li->li_quarantine_mutex );
1502                         li->li_isquarantined = 0;
1503                         li->li_flags &= ~LDAP_BACK_F_QUARANTINE;
1504                         break;
1505
1506 #ifdef SLAP_CONTROL_X_SESSION_TRACKING
1507                 case LDAP_BACK_CFG_ST_REQUEST:
1508                         li->li_flags &= ~LDAP_BACK_F_ST_REQUEST;
1509                         break;
1510 #endif /* SLAP_CONTROL_X_SESSION_TRACKING */
1511
1512                 case LDAP_BACK_CFG_NOREFS:
1513                         li->li_flags &= ~LDAP_BACK_F_NOREFS;
1514                         break;
1515
1516                 case LDAP_BACK_CFG_NOUNDEFFILTER:
1517                         li->li_flags &= ~LDAP_BACK_F_NOUNDEFFILTER;
1518                         break;
1519
1520                 default:
1521                         /* FIXME: we need to handle all... */
1522                         assert( 0 );
1523                         break;
1524                 }
1525                 return rc;
1526
1527         }
1528
1529         switch( c->type ) {
1530         case LDAP_BACK_CFG_URI: {
1531                 LDAPURLDesc     *tmpludp, *lud;
1532                 char            **urllist = NULL;
1533                 int             urlrc = LDAP_URL_SUCCESS, i;
1534
1535                 if ( li->li_uri != NULL ) {
1536                         ch_free( li->li_uri );
1537                         li->li_uri = NULL;
1538
1539                         assert( li->li_bvuri != NULL );
1540                         ber_bvarray_free( li->li_bvuri );
1541                         li->li_bvuri = NULL;
1542                 }
1543
1544                 /* PARANOID: DN and more are not required nor allowed */
1545                 urlrc = ldap_url_parselist_ext( &lud, c->argv[ 1 ], ", \t", LDAP_PVT_URL_PARSE_NONE );
1546                 if ( urlrc != LDAP_URL_SUCCESS ) {
1547                         char    *why;
1548
1549                         switch ( urlrc ) {
1550                         case LDAP_URL_ERR_MEM:
1551                                 why = "no memory";
1552                                 break;
1553                         case LDAP_URL_ERR_PARAM:
1554                                 why = "parameter is bad";
1555                                 break;
1556                         case LDAP_URL_ERR_BADSCHEME:
1557                                 why = "URL doesn't begin with \"[c]ldap[si]://\"";
1558                                 break;
1559                         case LDAP_URL_ERR_BADENCLOSURE:
1560                                 why = "URL is missing trailing \">\"";
1561                                 break;
1562                         case LDAP_URL_ERR_BADURL:
1563                                 why = "URL is bad";
1564                                 break;
1565                         case LDAP_URL_ERR_BADHOST:
1566                                 why = "host/port is bad";
1567                                 break;
1568                         case LDAP_URL_ERR_BADATTRS:
1569                                 why = "bad (or missing) attributes";
1570                                 break;
1571                         case LDAP_URL_ERR_BADSCOPE:
1572                                 why = "scope string is invalid (or missing)";
1573                                 break;
1574                         case LDAP_URL_ERR_BADFILTER:
1575                                 why = "bad or missing filter";
1576                                 break;
1577                         case LDAP_URL_ERR_BADEXTS:
1578                                 why = "bad or missing extensions";
1579                                 break;
1580                         default:
1581                                 why = "unknown reason";
1582                                 break;
1583                         }
1584                         snprintf( c->cr_msg, sizeof( c->cr_msg),
1585                                         "unable to parse uri \"%s\" "
1586                                         "in \"uri <uri>\" line: %s",
1587                                         c->value_string, why );
1588                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
1589                         urlrc = 1;
1590                         goto done_url;
1591                 }
1592
1593                 for ( i = 0, tmpludp = lud;
1594                                 tmpludp;
1595                                 i++, tmpludp = tmpludp->lud_next )
1596                 {
1597                         if ( ( tmpludp->lud_dn != NULL
1598                                                 && tmpludp->lud_dn[0] != '\0' )
1599                                         || tmpludp->lud_attrs != NULL
1600                                         /* || tmpludp->lud_scope != LDAP_SCOPE_DEFAULT */
1601                                         || tmpludp->lud_filter != NULL
1602                                         || tmpludp->lud_exts != NULL )
1603                         {
1604                                 snprintf( c->cr_msg, sizeof( c->cr_msg ),
1605                                                 "warning, only protocol, "
1606                                                 "host and port allowed "
1607                                                 "in \"uri <uri>\" statement "
1608                                                 "for uri #%d of \"%s\"",
1609                                                 i, c->argv[ 1 ] );
1610                                 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
1611                         }
1612                 }
1613
1614                 for ( i = 0, tmpludp = lud;
1615                                 tmpludp;
1616                                 i++, tmpludp = tmpludp->lud_next )
1617                         /* just count */
1618                         ;
1619                 urllist = ch_calloc( sizeof( char * ), i + 1 );
1620
1621                 for ( i = 0, tmpludp = lud;
1622                                 tmpludp;
1623                                 i++, tmpludp = tmpludp->lud_next )
1624                 {
1625                         LDAPURLDesc     tmplud;
1626
1627                         tmplud = *tmpludp;
1628                         tmplud.lud_dn = "";
1629                         tmplud.lud_attrs = NULL;
1630                         tmplud.lud_filter = NULL;
1631                         if ( !ldap_is_ldapi_url( tmplud.lud_scheme ) ) {
1632                                 tmplud.lud_exts = NULL;
1633                                 tmplud.lud_crit_exts = 0;
1634                         }
1635
1636                         urllist[ i ]  = ldap_url_desc2str( &tmplud );
1637
1638                         if ( urllist[ i ] == NULL ) {
1639                                 snprintf( c->cr_msg, sizeof( c->cr_msg),
1640                                         "unable to rebuild uri "
1641                                         "in \"uri <uri>\" statement "
1642                                         "for \"%s\"",
1643                                         c->argv[ 1 ] );
1644                                 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
1645                                 urlrc = 1;
1646                                 goto done_url;
1647                         }
1648                 }
1649
1650                 li->li_uri = ldap_charray2str( urllist, " " );
1651                 for ( i = 0; urllist[ i ] != NULL; i++ ) {
1652                         struct berval   bv;
1653
1654                         ber_str2bv( urllist[ i ], 0, 0, &bv );
1655                         ber_bvarray_add( &li->li_bvuri, &bv );
1656                         urllist[ i ] = NULL;
1657                 }
1658                 ldap_memfree( urllist );
1659                 urllist = NULL;
1660
1661 done_url:;
1662                 if ( urllist ) {
1663                         ldap_charray_free( urllist );
1664                 }
1665                 if ( lud ) {
1666                         ldap_free_urllist( lud );
1667                 }
1668                 if ( urlrc != LDAP_URL_SUCCESS ) {
1669                         return 1;
1670                 }
1671                 break;
1672         }
1673
1674         case LDAP_BACK_CFG_TLS:
1675                 i = verb_to_mask( c->argv[1], tls_mode );
1676                 if ( BER_BVISNULL( &tls_mode[i].word ) ) {
1677                         return 1;
1678                 }
1679                 li->li_flags &= ~LDAP_BACK_F_TLS_MASK;
1680                 li->li_flags |= tls_mode[i].mask;
1681                 if ( c->argc > 2 ) {
1682                         for ( i=2; i<c->argc; i++ ) {
1683                                 if ( bindconf_tls_parse( c->argv[i], &li->li_tls ))
1684                                         return 1;
1685                         }
1686                         bindconf_tls_defaults( &li->li_tls );
1687                 }
1688                 break;
1689
1690         case LDAP_BACK_CFG_ACL_AUTHCDN:
1691                 switch ( li->li_acl_authmethod ) {
1692                 case LDAP_AUTH_NONE:
1693                         li->li_acl_authmethod = LDAP_AUTH_SIMPLE;
1694                         break;
1695
1696                 case LDAP_AUTH_SIMPLE:
1697                         break;
1698
1699                 default:
1700                         snprintf( c->cr_msg, sizeof( c->cr_msg),
1701                                 "\"acl-authcDN <DN>\" incompatible "
1702                                 "with auth method %d",
1703                                 li->li_acl_authmethod );
1704                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
1705                         return 1;
1706                 }
1707                 if ( !BER_BVISNULL( &li->li_acl_authcDN ) ) {
1708                         free( li->li_acl_authcDN.bv_val );
1709                 }
1710                 ber_memfree_x( c->value_dn.bv_val, NULL );
1711                 li->li_acl_authcDN = c->value_ndn;
1712                 BER_BVZERO( &c->value_dn );
1713                 BER_BVZERO( &c->value_ndn );
1714                 break;
1715
1716         case LDAP_BACK_CFG_ACL_PASSWD:
1717                 switch ( li->li_acl_authmethod ) {
1718                 case LDAP_AUTH_NONE:
1719                         li->li_acl_authmethod = LDAP_AUTH_SIMPLE;
1720                         break;
1721
1722                 case LDAP_AUTH_SIMPLE:
1723                         break;
1724
1725                 default:
1726                         snprintf( c->cr_msg, sizeof( c->cr_msg ),
1727                                 "\"acl-passwd <cred>\" incompatible "
1728                                 "with auth method %d",
1729                                 li->li_acl_authmethod );
1730                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
1731                         return 1;
1732                 }
1733                 if ( !BER_BVISNULL( &li->li_acl_passwd ) ) {
1734                         free( li->li_acl_passwd.bv_val );
1735                 }
1736                 ber_str2bv( c->argv[ 1 ], 0, 1, &li->li_acl_passwd );
1737                 break;
1738
1739         case LDAP_BACK_CFG_ACL_METHOD:
1740         case LDAP_BACK_CFG_ACL_BIND:
1741                 for ( i = 1; i < c->argc; i++ ) {
1742                         if ( bindconf_parse( c->argv[ i ], &li->li_acl ) ) {
1743                                 return 1;
1744                         }
1745                 }
1746                 bindconf_tls_defaults( &li->li_acl );
1747                 break;
1748
1749         case LDAP_BACK_CFG_IDASSERT_MODE:
1750                 i = verb_to_mask( c->argv[1], idassert_mode );
1751                 if ( BER_BVISNULL( &idassert_mode[i].word ) ) {
1752                         if ( strncasecmp( c->argv[1], "u:", STRLENOF( "u:" ) ) == 0 ) {
1753                                 li->li_idassert_mode = LDAP_BACK_IDASSERT_OTHERID;
1754                                 ber_str2bv( c->argv[1], 0, 1, &li->li_idassert_authzID );
1755                                 li->li_idassert_authzID.bv_val[ 0 ] = 'u';
1756
1757                         } else {
1758                                 struct berval   id, ndn;
1759
1760                                 ber_str2bv( c->argv[1], 0, 0, &id );
1761
1762                                 if ( strncasecmp( c->argv[1], "dn:", STRLENOF( "dn:" ) ) == 0 ) {
1763                                         id.bv_val += STRLENOF( "dn:" );
1764                                         id.bv_len -= STRLENOF( "dn:" );
1765                                 }
1766
1767                                 rc = dnNormalize( 0, NULL, NULL, &id, &ndn, NULL );
1768                                 if ( rc != LDAP_SUCCESS ) {
1769                                         Debug( LDAP_DEBUG_ANY,
1770                                                 "%s: line %d: idassert ID \"%s\" is not a valid DN\n",
1771                                                 c->fname, c->lineno, c->argv[1] );
1772                                         return 1;
1773                                 }
1774
1775                                 li->li_idassert_authzID.bv_len = STRLENOF( "dn:" ) + ndn.bv_len;
1776                                 li->li_idassert_authzID.bv_val = ch_malloc( li->li_idassert_authzID.bv_len + 1 );
1777                                 AC_MEMCPY( li->li_idassert_authzID.bv_val, "dn:", STRLENOF( "dn:" ) );
1778                                 AC_MEMCPY( &li->li_idassert_authzID.bv_val[ STRLENOF( "dn:" ) ], ndn.bv_val, ndn.bv_len + 1 );
1779                                 ch_free( ndn.bv_val );
1780
1781                                 li->li_idassert_mode = LDAP_BACK_IDASSERT_OTHERDN;
1782                         }
1783
1784                 } else {
1785                         li->li_idassert_mode = idassert_mode[i].mask;
1786                 }
1787
1788                 if ( c->argc > 2 ) {
1789                         int     i;
1790
1791                         for ( i = 2; i < c->argc; i++ ) {
1792                                 if ( strcasecmp( c->argv[ i ], "override" ) == 0 ) {
1793                                         li->li_idassert_flags |= LDAP_BACK_AUTH_OVERRIDE;
1794
1795                                 } else if ( strcasecmp( c->argv[ i ], "prescriptive" ) == 0 ) {
1796                                         li->li_idassert_flags |= LDAP_BACK_AUTH_PRESCRIPTIVE;
1797
1798                                 } else if ( strcasecmp( c->argv[ i ], "non-prescriptive" ) == 0 ) {
1799                                         li->li_idassert_flags &= ( ~LDAP_BACK_AUTH_PRESCRIPTIVE );
1800
1801                                 } else if ( strcasecmp( c->argv[ i ], "obsolete-proxy-authz" ) == 0 ) {
1802                                         if ( li->li_idassert_flags & LDAP_BACK_AUTH_OBSOLETE_ENCODING_WORKAROUND ) {
1803                                                 Debug( LDAP_DEBUG_ANY,
1804                                                         "%s: line %d: \"obsolete-proxy-authz\" flag "
1805                                                         "in \"idassert-mode <args>\" "
1806                                                         "incompatible with previously issued \"obsolete-encoding-workaround\" flag.\n",
1807                                                         c->fname, c->lineno, 0 );
1808                                                 return 1;
1809                                         }
1810                                         li->li_idassert_flags |= LDAP_BACK_AUTH_OBSOLETE_PROXY_AUTHZ;
1811
1812                                 } else if ( strcasecmp( c->argv[ i ], "obsolete-encoding-workaround" ) == 0 ) {
1813                                         if ( li->li_idassert_flags & LDAP_BACK_AUTH_OBSOLETE_PROXY_AUTHZ ) {
1814                                                 Debug( LDAP_DEBUG_ANY,
1815                                                         "%s: line %d: \"obsolete-encoding-workaround\" flag "
1816                                                         "in \"idassert-mode <args>\" "
1817                                                         "incompatible with previously issued \"obsolete-proxy-authz\" flag.\n",
1818                                                         c->fname, c->lineno, 0 );
1819                                                 return 1;
1820                                         }
1821                                         li->li_idassert_flags |= LDAP_BACK_AUTH_OBSOLETE_ENCODING_WORKAROUND;
1822
1823                                 } else {
1824                                         Debug( LDAP_DEBUG_ANY,
1825                                                 "%s: line %d: unknown flag #%d "
1826                                                 "in \"idassert-mode <args> "
1827                                                 "[<flags>]\" line.\n",
1828                                                 c->fname, c->lineno, i - 2 );
1829                                         return 1;
1830                                 }
1831                         }
1832                 }
1833                 break;
1834
1835         case LDAP_BACK_CFG_IDASSERT_AUTHCDN:
1836                 switch ( li->li_idassert_authmethod ) {
1837                 case LDAP_AUTH_NONE:
1838                         li->li_idassert_authmethod = LDAP_AUTH_SIMPLE;
1839                         break;
1840
1841                 case LDAP_AUTH_SIMPLE:
1842                         break;
1843
1844                 default:
1845                         snprintf( c->cr_msg, sizeof( c->cr_msg ),
1846                                 "\"idassert-authcDN <DN>\" incompatible "
1847                                 "with auth method %d",
1848                                 li->li_idassert_authmethod );
1849                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
1850                         return 1;
1851                 }
1852                 if ( !BER_BVISNULL( &li->li_idassert_authcDN ) ) {
1853                         free( li->li_idassert_authcDN.bv_val );
1854                 }
1855                 ber_memfree_x( c->value_dn.bv_val, NULL );
1856                 li->li_idassert_authcDN = c->value_ndn;
1857                 BER_BVZERO( &c->value_dn );
1858                 BER_BVZERO( &c->value_ndn );
1859                 break;
1860
1861         case LDAP_BACK_CFG_IDASSERT_PASSWD:
1862                 switch ( li->li_idassert_authmethod ) {
1863                 case LDAP_AUTH_NONE:
1864                         li->li_idassert_authmethod = LDAP_AUTH_SIMPLE;
1865                         break;
1866
1867                 case LDAP_AUTH_SIMPLE:
1868                         break;
1869
1870                 default:
1871                         snprintf( c->cr_msg, sizeof( c->cr_msg ),
1872                                 "\"idassert-passwd <cred>\" incompatible "
1873                                 "with auth method %d",
1874                                 li->li_idassert_authmethod );
1875                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
1876                         return 1;
1877                 }
1878                 if ( !BER_BVISNULL( &li->li_idassert_passwd ) ) {
1879                         free( li->li_idassert_passwd.bv_val );
1880                 }
1881                 ber_str2bv( c->argv[ 1 ], 0, 1, &li->li_idassert_passwd );
1882                 break;
1883
1884         case LDAP_BACK_CFG_IDASSERT_AUTHZFROM:
1885                 rc = slap_idassert_authzfrom_parse( c, &li->li_idassert );
1886                 break;
1887
1888         case LDAP_BACK_CFG_IDASSERT_PASSTHRU:
1889                 rc = slap_idassert_passthru_parse( c, &li->li_idassert );
1890                 break;
1891
1892         case LDAP_BACK_CFG_IDASSERT_METHOD:
1893                 /* no longer supported */
1894                 snprintf( c->cr_msg, sizeof( c->cr_msg ),
1895                         "\"idassert-method <args>\": "
1896                         "no longer supported; use \"idassert-bind\"" );
1897                 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
1898                 return 1;
1899
1900         case LDAP_BACK_CFG_IDASSERT_BIND:
1901                 rc = slap_idassert_parse( c, &li->li_idassert );
1902                 break;
1903
1904         case LDAP_BACK_CFG_REBIND:
1905                 if ( c->argc == 1 || c->value_int ) {
1906                         li->li_flags |= LDAP_BACK_F_SAVECRED;
1907
1908                 } else {
1909                         li->li_flags &= ~LDAP_BACK_F_SAVECRED;
1910                 }
1911                 break;
1912
1913         case LDAP_BACK_CFG_CHASE:
1914                 if ( c->argc == 1 || c->value_int ) {
1915                         li->li_flags |= LDAP_BACK_F_CHASE_REFERRALS;
1916
1917                 } else {
1918                         li->li_flags &= ~LDAP_BACK_F_CHASE_REFERRALS;
1919                 }
1920                 break;
1921
1922         case LDAP_BACK_CFG_T_F: {
1923                 slap_mask_t             mask;
1924
1925                 i = verb_to_mask( c->argv[1], t_f_mode );
1926                 if ( BER_BVISNULL( &t_f_mode[i].word ) ) {
1927                         return 1;
1928                 }
1929
1930                 mask = t_f_mode[i].mask;
1931
1932                 if ( LDAP_BACK_ISOPEN( li )
1933                         && mask == LDAP_BACK_F_T_F_DISCOVER
1934                         && !LDAP_BACK_T_F( li ) )
1935                 {
1936                         slap_bindconf   sb = { BER_BVNULL };
1937                         int             rc;
1938
1939                         if ( li->li_uri == NULL ) {
1940                                 snprintf( c->cr_msg, sizeof( c->cr_msg ),
1941                                         "need URI to discover absolute filters support "
1942                                         "in \"t-f-support discover\"" );
1943                                 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
1944                                 return 1;
1945                         }
1946
1947                         ber_str2bv( li->li_uri, 0, 0, &sb.sb_uri );
1948                         sb.sb_version = li->li_version;
1949                         sb.sb_method = LDAP_AUTH_SIMPLE;
1950                         BER_BVSTR( &sb.sb_binddn, "" );
1951
1952                         rc = slap_discover_feature( &sb,
1953                                         slap_schema.si_ad_supportedFeatures->ad_cname.bv_val,
1954                                         LDAP_FEATURE_ABSOLUTE_FILTERS );
1955                         if ( rc == LDAP_COMPARE_TRUE ) {
1956                                 mask |= LDAP_BACK_F_T_F;
1957                         }
1958                 }
1959
1960                 li->li_flags &= ~LDAP_BACK_F_T_F_MASK2;
1961                 li->li_flags |= mask;
1962                 } break;
1963
1964         case LDAP_BACK_CFG_WHOAMI:
1965                 if ( c->argc == 1 || c->value_int ) {
1966                         li->li_flags |= LDAP_BACK_F_PROXY_WHOAMI;
1967                         load_extop( (struct berval *)&slap_EXOP_WHOAMI,
1968                                         0, ldap_back_exop_whoami );
1969
1970                 } else {
1971                         li->li_flags &= ~LDAP_BACK_F_PROXY_WHOAMI;
1972                 }
1973                 break;
1974
1975         case LDAP_BACK_CFG_TIMEOUT:
1976                 for ( i = 1; i < c->argc; i++ ) {
1977                         if ( isdigit( (unsigned char) c->argv[ i ][ 0 ] ) ) {
1978                                 int             j;
1979                                 unsigned        u;
1980
1981                                 if ( lutil_atoux( &u, c->argv[ i ], 0 ) != 0 ) {
1982                                         snprintf( c->cr_msg, sizeof( c->cr_msg),
1983                                                 "unable to parse timeout \"%s\"",
1984                                                 c->argv[ i ] );
1985                                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
1986                                         return 1;
1987                                 }
1988
1989                                 for ( j = 0; j < SLAP_OP_LAST; j++ ) {
1990                                         li->li_timeout[ j ] = u;
1991                                 }
1992
1993                                 continue;
1994                         }
1995
1996                         if ( slap_cf_aux_table_parse( c->argv[ i ], li->li_timeout, timeout_table, "slapd-ldap timeout" ) ) {
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                 break;
2005
2006         case LDAP_BACK_CFG_IDLE_TIMEOUT: {
2007                 unsigned long   t;
2008
2009                 if ( lutil_parse_time( c->argv[ 1 ], &t ) != 0 ) {
2010                         snprintf( c->cr_msg, sizeof( c->cr_msg),
2011                                 "unable to parse idle timeout \"%s\"",
2012                                 c->argv[ 1 ] );
2013                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
2014                         return 1;
2015                 }
2016                 li->li_idle_timeout = (time_t)t;
2017                 } break;
2018
2019         case LDAP_BACK_CFG_CONN_TTL: {
2020                 unsigned long   t;
2021
2022                 if ( lutil_parse_time( c->argv[ 1 ], &t ) != 0 ) {
2023                         snprintf( c->cr_msg, sizeof( c->cr_msg),
2024                                 "unable to parse conn ttl\"%s\"",
2025                                 c->argv[ 1 ] );
2026                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
2027                         return 1;
2028                 }
2029                 li->li_conn_ttl = (time_t)t;
2030                 } break;
2031
2032         case LDAP_BACK_CFG_NETWORK_TIMEOUT: {
2033                 unsigned long   t;
2034
2035                 if ( lutil_parse_time( c->argv[ 1 ], &t ) != 0 ) {
2036                         snprintf( c->cr_msg, sizeof( c->cr_msg),
2037                                 "unable to parse network timeout \"%s\"",
2038                                 c->argv[ 1 ] );
2039                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
2040                         return 1;
2041                 }
2042                 li->li_network_timeout = (time_t)t;
2043                 } break;
2044
2045         case LDAP_BACK_CFG_VERSION:
2046                 if ( c->value_int != 0 && ( c->value_int < LDAP_VERSION_MIN || c->value_int > LDAP_VERSION_MAX ) ) {
2047                         snprintf( c->cr_msg, sizeof( c->cr_msg ),
2048                                 "unsupported version \"%s\" "
2049                                 "in \"protocol-version <version>\"",
2050                                 c->argv[ 1 ] );
2051                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
2052                         return 1;
2053                 }
2054
2055                 li->li_version = c->value_int;
2056                 break;
2057
2058         case LDAP_BACK_CFG_SINGLECONN:
2059                 if ( c->value_int ) {
2060                         li->li_flags |= LDAP_BACK_F_SINGLECONN;
2061
2062                 } else {
2063                         li->li_flags &= ~LDAP_BACK_F_SINGLECONN;
2064                 }
2065                 break;
2066
2067         case LDAP_BACK_CFG_USETEMP:
2068                 if ( c->value_int ) {
2069                         li->li_flags |= LDAP_BACK_F_USE_TEMPORARIES;
2070
2071                 } else {
2072                         li->li_flags &= ~LDAP_BACK_F_USE_TEMPORARIES;
2073                 }
2074                 break;
2075
2076         case LDAP_BACK_CFG_CONNPOOLMAX:
2077                 if ( c->value_int < LDAP_BACK_CONN_PRIV_MIN
2078                         || c->value_int > LDAP_BACK_CONN_PRIV_MAX )
2079                 {
2080                         snprintf( c->cr_msg, sizeof( c->cr_msg ),
2081                                 "invalid max size " "of privileged "
2082                                 "connections pool \"%s\" "
2083                                 "in \"conn-pool-max <n> "
2084                                 "(must be between %d and %d)\"",
2085                                 c->argv[ 1 ],
2086                                 LDAP_BACK_CONN_PRIV_MIN,
2087                                 LDAP_BACK_CONN_PRIV_MAX );
2088                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
2089                         return 1;
2090                 }
2091                 li->li_conn_priv_max = c->value_int;
2092                 break;
2093
2094         case LDAP_BACK_CFG_CANCEL: {
2095                 slap_mask_t             mask;
2096
2097                 i = verb_to_mask( c->argv[1], cancel_mode );
2098                 if ( BER_BVISNULL( &cancel_mode[i].word ) ) {
2099                         return 1;
2100                 }
2101
2102                 mask = cancel_mode[i].mask;
2103
2104                 if ( LDAP_BACK_ISOPEN( li )
2105                         && mask == LDAP_BACK_F_CANCEL_EXOP_DISCOVER
2106                         && !LDAP_BACK_CANCEL( li ) )
2107                 {
2108                         slap_bindconf   sb = { BER_BVNULL };
2109                         int             rc;
2110
2111                         if ( li->li_uri == NULL ) {
2112                                 snprintf( c->cr_msg, sizeof( c->cr_msg ),
2113                                         "need URI to discover \"cancel\" support "
2114                                         "in \"cancel exop-discover\"" );
2115                                 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
2116                                 return 1;
2117                         }
2118
2119                         ber_str2bv( li->li_uri, 0, 0, &sb.sb_uri );
2120                         sb.sb_version = li->li_version;
2121                         sb.sb_method = LDAP_AUTH_SIMPLE;
2122                         BER_BVSTR( &sb.sb_binddn, "" );
2123
2124                         rc = slap_discover_feature( &sb,
2125                                         slap_schema.si_ad_supportedExtension->ad_cname.bv_val,
2126                                         LDAP_EXOP_CANCEL );
2127                         if ( rc == LDAP_COMPARE_TRUE ) {
2128                                 mask |= LDAP_BACK_F_CANCEL_EXOP;
2129                         }
2130                 }
2131
2132                 li->li_flags &= ~LDAP_BACK_F_CANCEL_MASK2;
2133                 li->li_flags |= mask;
2134                 } break;
2135
2136         case LDAP_BACK_CFG_QUARANTINE:
2137                 if ( LDAP_BACK_QUARANTINE( li ) ) {
2138                         snprintf( c->cr_msg, sizeof( c->cr_msg ),
2139                                 "quarantine already defined" );
2140                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
2141                         return 1;
2142                 }
2143                 rc = slap_retry_info_parse( c->argv[1], &li->li_quarantine,
2144                         c->cr_msg, sizeof( c->cr_msg ) );
2145                 if ( rc ) {
2146                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
2147
2148                 } else {
2149                         ldap_pvt_thread_mutex_init( &li->li_quarantine_mutex );
2150                         /* give it a chance to retry if the pattern gets reset
2151                          * via back-config */
2152                         li->li_isquarantined = 0;
2153                         li->li_flags |= LDAP_BACK_F_QUARANTINE;
2154                 }
2155                 break;
2156
2157 #ifdef SLAP_CONTROL_X_SESSION_TRACKING
2158         case LDAP_BACK_CFG_ST_REQUEST:
2159                 if ( c->value_int ) {
2160                         li->li_flags |= LDAP_BACK_F_ST_REQUEST;
2161
2162                 } else {
2163                         li->li_flags &= ~LDAP_BACK_F_ST_REQUEST;
2164                 }
2165                 break;
2166 #endif /* SLAP_CONTROL_X_SESSION_TRACKING */
2167
2168         case LDAP_BACK_CFG_NOREFS:
2169                 if ( c->value_int ) {
2170                         li->li_flags |= LDAP_BACK_F_NOREFS;
2171
2172                 } else {
2173                         li->li_flags &= ~LDAP_BACK_F_NOREFS;
2174                 }
2175                 break;
2176
2177         case LDAP_BACK_CFG_NOUNDEFFILTER:
2178                 if ( c->value_int ) {
2179                         li->li_flags |= LDAP_BACK_F_NOUNDEFFILTER;
2180
2181                 } else {
2182                         li->li_flags &= ~LDAP_BACK_F_NOUNDEFFILTER;
2183                 }
2184                 break;
2185
2186         case LDAP_BACK_CFG_REWRITE:
2187                 snprintf( c->cr_msg, sizeof( c->cr_msg ),
2188                         "rewrite/remap capabilities have been moved "
2189                         "to the \"rwm\" overlay; see slapo-rwm(5) "
2190                         "for details (hint: add \"overlay rwm\" "
2191                         "and prefix all directives with \"rwm-\")" );
2192                 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
2193                 return 1;
2194
2195         default:
2196                 /* FIXME: try to catch inconsistencies */
2197                 assert( 0 );
2198                 break;
2199         }
2200
2201         return rc;
2202 }
2203
2204 int
2205 ldap_back_init_cf( BackendInfo *bi )
2206 {
2207         int                     rc;
2208         AttributeDescription    *ad = NULL;
2209         const char              *text;
2210
2211         /* Make sure we don't exceed the bits reserved for userland */
2212         config_check_userland( LDAP_BACK_CFG_LAST );
2213
2214         bi->bi_cf_ocs = ldapocs;
2215
2216         rc = config_register_schema( ldapcfg, ldapocs );
2217         if ( rc ) {
2218                 return rc;
2219         }
2220
2221         /* setup olcDbAclPasswd and olcDbIDAssertPasswd
2222          * to be base64-encoded when written in LDIF form;
2223          * basically, we don't care if it fails */
2224         rc = slap_str2ad( "olcDbACLPasswd", &ad, &text );
2225         if ( rc ) {
2226                 Debug( LDAP_DEBUG_ANY, "config_back_initialize: "
2227                         "warning, unable to get \"olcDbACLPasswd\" "
2228                         "attribute description: %d: %s\n",
2229                         rc, text, 0 );
2230         } else {
2231                 (void)ldif_must_b64_encode_register( ad->ad_cname.bv_val,
2232                         ad->ad_type->sat_oid );
2233         }
2234
2235         ad = NULL;
2236         rc = slap_str2ad( "olcDbIDAssertPasswd", &ad, &text );
2237         if ( rc ) {
2238                 Debug( LDAP_DEBUG_ANY, "config_back_initialize: "
2239                         "warning, unable to get \"olcDbIDAssertPasswd\" "
2240                         "attribute description: %d: %s\n",
2241                         rc, text, 0 );
2242         } else {
2243                 (void)ldif_must_b64_encode_register( ad->ad_cname.bv_val,
2244                         ad->ad_type->sat_oid );
2245         }
2246
2247         return 0;
2248 }
2249
2250 static int
2251 ldap_pbind_cf_gen( ConfigArgs *c )
2252 {
2253         slap_overinst   *on = (slap_overinst *)c->bi;
2254         void    *private = c->be->be_private;
2255         int             rc;
2256
2257         c->be->be_private = on->on_bi.bi_private;
2258         rc = ldap_back_cf_gen( c );
2259         c->be->be_private = private;
2260         return rc;
2261 }
2262
2263 int
2264 ldap_pbind_init_cf( BackendInfo *bi )
2265 {
2266         bi->bi_cf_ocs = pbindocs;
2267
2268         return config_register_schema( pbindcfg, pbindocs );
2269 }
2270
2271 static int
2272 ldap_back_exop_whoami(
2273                 Operation       *op,
2274                 SlapReply       *rs )
2275 {
2276         struct berval *bv = NULL;
2277
2278         if ( op->oq_extended.rs_reqdata != NULL ) {
2279                 /* no request data should be provided */
2280                 rs->sr_text = "no request data expected";
2281                 return rs->sr_err = LDAP_PROTOCOL_ERROR;
2282         }
2283
2284         Statslog( LDAP_DEBUG_STATS, "%s WHOAMI\n",
2285             op->o_log_prefix, 0, 0, 0, 0 );
2286
2287         rs->sr_err = backend_check_restrictions( op, rs,
2288                         (struct berval *)&slap_EXOP_WHOAMI );
2289         if( rs->sr_err != LDAP_SUCCESS ) return rs->sr_err;
2290
2291         /* if auth'd by back-ldap and request is proxied, forward it */
2292         if ( op->o_conn->c_authz_backend
2293                 && !strcmp( op->o_conn->c_authz_backend->be_type, "ldap" )
2294                 && !dn_match( &op->o_ndn, &op->o_conn->c_ndn ) )
2295         {
2296                 ldapconn_t      *lc = NULL;
2297                 LDAPControl c, *ctrls[2] = {NULL, NULL};
2298                 LDAPMessage *res;
2299                 Operation op2 = *op;
2300                 ber_int_t msgid;
2301                 int doretry = 1;
2302                 char *ptr;
2303
2304                 ctrls[0] = &c;
2305                 op2.o_ndn = op->o_conn->c_ndn;
2306                 if ( !ldap_back_dobind( &lc, &op2, rs, LDAP_BACK_SENDERR ) ) {
2307                         return -1;
2308                 }
2309                 c.ldctl_oid = LDAP_CONTROL_PROXY_AUTHZ;
2310                 c.ldctl_iscritical = 1;
2311                 c.ldctl_value.bv_val = op->o_tmpalloc(
2312                         op->o_ndn.bv_len + STRLENOF( "dn:" ) + 1,
2313                         op->o_tmpmemctx );
2314                 c.ldctl_value.bv_len = op->o_ndn.bv_len + 3;
2315                 ptr = c.ldctl_value.bv_val;
2316                 ptr = lutil_strcopy( ptr, "dn:" );
2317                 ptr = lutil_strncopy( ptr, op->o_ndn.bv_val, op->o_ndn.bv_len );
2318                 ptr[ 0 ] = '\0';
2319
2320 retry:
2321                 rs->sr_err = ldap_whoami( lc->lc_ld, ctrls, NULL, &msgid );
2322                 if ( rs->sr_err == LDAP_SUCCESS ) {
2323                         /* by now, make sure no timeout is used (ITS#6282) */
2324                         struct timeval tv;
2325                         tv.tv_sec = -1;
2326                         if ( ldap_result( lc->lc_ld, msgid, LDAP_MSG_ALL, &tv, &res ) == -1 ) {
2327                                 ldap_get_option( lc->lc_ld, LDAP_OPT_ERROR_NUMBER,
2328                                         &rs->sr_err );
2329                                 if ( rs->sr_err == LDAP_SERVER_DOWN && doretry ) {
2330                                         doretry = 0;
2331                                         if ( ldap_back_retry( &lc, op, rs, LDAP_BACK_SENDERR ) ) {
2332                                                 goto retry;
2333                                         }
2334                                 }
2335
2336                         } else {
2337                                 /* NOTE: are we sure "bv" will be malloc'ed
2338                                  * with the appropriate memory? */
2339                                 rs->sr_err = ldap_parse_whoami( lc->lc_ld, res, &bv );
2340                                 ldap_msgfree(res);
2341                         }
2342                 }
2343                 op->o_tmpfree( c.ldctl_value.bv_val, op->o_tmpmemctx );
2344                 if ( rs->sr_err != LDAP_SUCCESS ) {
2345                         rs->sr_err = slap_map_api2result( rs );
2346                 }
2347
2348                 if ( lc != NULL ) {
2349                         ldap_back_release_conn( (ldapinfo_t *)op2.o_bd->be_private, lc );
2350                 }
2351
2352         } else {
2353                 /* else just do the same as before */
2354                 bv = (struct berval *) ch_malloc( sizeof( struct berval ) );
2355                 if ( !BER_BVISEMPTY( &op->o_dn ) ) {
2356                         bv->bv_len = op->o_dn.bv_len + STRLENOF( "dn:" );
2357                         bv->bv_val = ch_malloc( bv->bv_len + 1 );
2358                         AC_MEMCPY( bv->bv_val, "dn:", STRLENOF( "dn:" ) );
2359                         AC_MEMCPY( &bv->bv_val[ STRLENOF( "dn:" ) ], op->o_dn.bv_val,
2360                                 op->o_dn.bv_len );
2361                         bv->bv_val[ bv->bv_len ] = '\0';
2362
2363                 } else {
2364                         bv->bv_len = 0;
2365                         bv->bv_val = NULL;
2366                 }
2367         }
2368
2369         rs->sr_rspdata = bv;
2370         return rs->sr_err;
2371 }
2372
2373