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 2003-2016 The OpenLDAP Foundation.
   6  * Portions Copyright 1999-2003 Howard Chu.
   7  * Portions Copyright 2000-2003 Pierangelo Masarati.
   8  * All rights reserved.
   9  *
  10  * Redistribution and use in source and binary forms, with or without
  11  * modification, are permitted only as authorized by the OpenLDAP
  12  * Public License.
  13  *
  14  * A copy of this license is available in the file LICENSE in the
  15  * top-level directory of the distribution or, alternatively, at
  16  * <http://www.OpenLDAP.org/license.html>.
  17  */
  18 /* ACKNOWLEDGEMENTS:
  19  * This work was initially developed by the Howard Chu for inclusion
  20  * in OpenLDAP Software and subsequently enhanced by Pierangelo
  21  * Masarati.
  22  */
  23
  24 #include "portable.h"
  25
  26 #include <stdio.h>
  27
  28 #include <ac/string.h>
  29 #include <ac/ctype.h>
  30 #include <ac/socket.h>
  31
  32 #include "slap.h"
  33 #include "config.h"
  34 #include "back-ldap.h"
  35 #include "lutil.h"
  36 #include "ldif.h"
  37
  38 static SLAP_EXTOP_MAIN_FN ldap_back_exop_whoami;
  39
  40 static ConfigDriver ldap_back_cf_gen;
  41 static ConfigDriver ldap_pbind_cf_gen;
  42
  43 enum {
  44         LDAP_BACK_CFG_URI = 1,
  45         LDAP_BACK_CFG_TLS,
  46         LDAP_BACK_CFG_ACL_AUTHCDN,
  47         LDAP_BACK_CFG_ACL_PASSWD,
  48         LDAP_BACK_CFG_ACL_METHOD,
  49         LDAP_BACK_CFG_ACL_BIND,
  50         LDAP_BACK_CFG_IDASSERT_MODE,
  51         LDAP_BACK_CFG_IDASSERT_AUTHCDN,
  52         LDAP_BACK_CFG_IDASSERT_PASSWD,
  53         LDAP_BACK_CFG_IDASSERT_AUTHZFROM,
  54         LDAP_BACK_CFG_IDASSERT_PASSTHRU,
  55         LDAP_BACK_CFG_IDASSERT_METHOD,
  56         LDAP_BACK_CFG_IDASSERT_BIND,
  57         LDAP_BACK_CFG_REBIND,
  58         LDAP_BACK_CFG_CHASE,
  59         LDAP_BACK_CFG_T_F,
  60         LDAP_BACK_CFG_WHOAMI,
  61         LDAP_BACK_CFG_TIMEOUT,
  62         LDAP_BACK_CFG_IDLE_TIMEOUT,
  63         LDAP_BACK_CFG_CONN_TTL,
  64         LDAP_BACK_CFG_NETWORK_TIMEOUT,
  65         LDAP_BACK_CFG_VERSION,
  66         LDAP_BACK_CFG_SINGLECONN,
  67         LDAP_BACK_CFG_USETEMP,
  68         LDAP_BACK_CFG_CONNPOOLMAX,
  69         LDAP_BACK_CFG_CANCEL,
  70         LDAP_BACK_CFG_QUARANTINE,
  71         LDAP_BACK_CFG_ST_REQUEST,
  72         LDAP_BACK_CFG_NOREFS,
  73         LDAP_BACK_CFG_NOUNDEFFILTER,
  74         LDAP_BACK_CFG_ONERR,
  75
  76         LDAP_BACK_CFG_REWRITE,
  77         LDAP_BACK_CFG_KEEPALIVE,
  78
  79         LDAP_BACK_CFG_LAST
  80 };
  81
  82 static ConfigTable ldapcfg[] = {
  83         { "uri", "uri", 2, 2, 0,
  84                 ARG_MAGIC|LDAP_BACK_CFG_URI,
  85                 ldap_back_cf_gen, "( OLcfgDbAt:0.14 "
  86                         "NAME 'olcDbURI' "
  87                         "DESC 'URI (list) for remote DSA' "
  88                         "SYNTAX OMsDirectoryString "
  89                         "SINGLE-VALUE )",
  90                 NULL, NULL },
  91         { "tls", "what", 2, 0, 0,
  92                 ARG_MAGIC|LDAP_BACK_CFG_TLS,
  93                 ldap_back_cf_gen, "( OLcfgDbAt:3.1 "
  94                         "NAME 'olcDbStartTLS' "
  95                         "DESC 'StartTLS' "
  96                         "SYNTAX OMsDirectoryString "
  97                         "SINGLE-VALUE )",
  98                 NULL, NULL },
  99         { "acl-authcDN", "DN", 2, 2, 0,
 100                 ARG_DN|ARG_MAGIC|LDAP_BACK_CFG_ACL_AUTHCDN,
 101                 ldap_back_cf_gen, "( OLcfgDbAt:3.2 "
 102                         "NAME 'olcDbACLAuthcDn' "
 103                         "DESC 'Remote ACL administrative identity' "
 104                         "OBSOLETE "
 105                         "SYNTAX OMsDN "
 106                         "SINGLE-VALUE )",
 107                 NULL, NULL },
 108         /* deprecated, will be removed; aliases "acl-authcDN" */
 109         { "binddn", "DN", 2, 2, 0,
 110                 ARG_DN|ARG_MAGIC|LDAP_BACK_CFG_ACL_AUTHCDN,
 111                 ldap_back_cf_gen, NULL, NULL, NULL },
 112         { "acl-passwd", "cred", 2, 2, 0,
 113                 ARG_MAGIC|LDAP_BACK_CFG_ACL_PASSWD,
 114                 ldap_back_cf_gen, "( OLcfgDbAt:3.3 "
 115                         "NAME 'olcDbACLPasswd' "
 116                         "DESC 'Remote ACL administrative identity credentials' "
 117                         "OBSOLETE "
 118                         "SYNTAX OMsDirectoryString "
 119                         "SINGLE-VALUE )",
 120                 NULL, NULL },
 121         /* deprecated, will be removed; aliases "acl-passwd" */
 122         { "bindpw", "cred", 2, 2, 0,
 123                 ARG_MAGIC|LDAP_BACK_CFG_ACL_PASSWD,
 124                 ldap_back_cf_gen, NULL, NULL, NULL },
 125         /* deprecated, will be removed; aliases "acl-bind" */
 126         { "acl-method", "args", 2, 0, 0,
 127                 ARG_MAGIC|LDAP_BACK_CFG_ACL_METHOD,
 128                 ldap_back_cf_gen, NULL, NULL, NULL },
 129         { "acl-bind", "args", 2, 0, 0,
 130                 ARG_MAGIC|LDAP_BACK_CFG_ACL_BIND,
 131                 ldap_back_cf_gen, "( OLcfgDbAt:3.4 "
 132                         "NAME 'olcDbACLBind' "
 133                         "DESC 'Remote ACL administrative identity auth bind configuration' "
 134                         "SYNTAX OMsDirectoryString "
 135                         "SINGLE-VALUE )",
 136                 NULL, NULL },
 137         { "idassert-authcDN", "DN", 2, 2, 0,
 138                 ARG_DN|ARG_MAGIC|LDAP_BACK_CFG_IDASSERT_AUTHCDN,
 139                 ldap_back_cf_gen, "( OLcfgDbAt:3.5 "
 140                         "NAME 'olcDbIDAssertAuthcDn' "
 141                         "DESC 'Remote Identity Assertion administrative identity' "
 142                         "OBSOLETE "
 143                         "SYNTAX OMsDN "
 144                         "SINGLE-VALUE )",
 145                 NULL, NULL },
 146         /* deprecated, will be removed; partially aliases "idassert-authcDN" */
 147         { "proxyauthzdn", "DN", 2, 2, 0,
 148                 ARG_DN|ARG_MAGIC|LDAP_BACK_CFG_IDASSERT_AUTHCDN,
 149                 ldap_back_cf_gen, NULL, NULL, NULL },
 150         { "idassert-passwd", "cred", 2, 2, 0,
 151                 ARG_MAGIC|LDAP_BACK_CFG_IDASSERT_PASSWD,
 152                 ldap_back_cf_gen, "( OLcfgDbAt:3.6 "
 153                         "NAME 'olcDbIDAssertPasswd' "
 154                         "DESC 'Remote Identity Assertion administrative identity credentials' "
 155                         "OBSOLETE "
 156                         "SYNTAX OMsDirectoryString "
 157                         "SINGLE-VALUE )",
 158                 NULL, NULL },
 159         /* deprecated, will be removed; partially aliases "idassert-passwd" */
 160         { "proxyauthzpw", "cred", 2, 2, 0,
 161                 ARG_MAGIC|LDAP_BACK_CFG_IDASSERT_PASSWD,
 162                 ldap_back_cf_gen, NULL, NULL, NULL },
 163         { "idassert-bind", "args", 2, 0, 0,
 164                 ARG_MAGIC|LDAP_BACK_CFG_IDASSERT_BIND,
 165                 ldap_back_cf_gen, "( OLcfgDbAt:3.7 "
 166                         "NAME 'olcDbIDAssertBind' "
 167                         "DESC 'Remote Identity Assertion administrative identity auth bind configuration' "
 168                         "SYNTAX OMsDirectoryString "
 169                         "SINGLE-VALUE )",
 170                 NULL, NULL },
 171         { "idassert-method", "args", 2, 0, 0,
 172                 ARG_MAGIC|LDAP_BACK_CFG_IDASSERT_METHOD,
 173                 ldap_back_cf_gen, NULL, NULL, NULL },
 174         { "idassert-mode", "mode>|u:<user>|[dn:]<DN", 2, 0, 0,
 175                 ARG_STRING|ARG_MAGIC|LDAP_BACK_CFG_IDASSERT_MODE,
 176                 ldap_back_cf_gen, "( OLcfgDbAt:3.8 "
 177                         "NAME 'olcDbIDAssertMode' "
 178                         "DESC 'Remote Identity Assertion mode' "
 179                         "OBSOLETE "
 180                         "SYNTAX OMsDirectoryString "
 181                         "SINGLE-VALUE)",
 182                 NULL, NULL },
 183         { "idassert-authzFrom", "authzRule", 2, 2, 0,
 184                 ARG_MAGIC|LDAP_BACK_CFG_IDASSERT_AUTHZFROM,
 185                 ldap_back_cf_gen, "( OLcfgDbAt:3.9 "
 186                         "NAME 'olcDbIDAssertAuthzFrom' "
 187                         "DESC 'Remote Identity Assertion authz rules' "
 188                         "EQUALITY caseIgnoreMatch "
 189                         "SYNTAX OMsDirectoryString "
 190                         "X-ORDERED 'VALUES' )",
 191                 NULL, NULL },
 192         { "rebind-as-user", "true|FALSE", 1, 2, 0,
 193                 ARG_MAGIC|ARG_ON_OFF|LDAP_BACK_CFG_REBIND,
 194                 ldap_back_cf_gen, "( OLcfgDbAt:3.10 "
 195                         "NAME 'olcDbRebindAsUser' "
 196                         "DESC 'Rebind as user' "
 197                         "SYNTAX OMsBoolean "
 198                         "SINGLE-VALUE )",
 199                 NULL, NULL },
 200         { "chase-referrals", "true|FALSE", 2, 2, 0,
 201                 ARG_MAGIC|ARG_ON_OFF|LDAP_BACK_CFG_CHASE,
 202                 ldap_back_cf_gen, "( OLcfgDbAt:3.11 "
 203                         "NAME 'olcDbChaseReferrals' "
 204                         "DESC 'Chase referrals' "
 205                         "SYNTAX OMsBoolean "
 206                         "SINGLE-VALUE )",
 207                 NULL, NULL },
 208         { "t-f-support", "true|FALSE|discover", 2, 2, 0,
 209                 ARG_MAGIC|LDAP_BACK_CFG_T_F,
 210                 ldap_back_cf_gen, "( OLcfgDbAt:3.12 "
 211                         "NAME 'olcDbTFSupport' "
 212                         "DESC 'Absolute filters support' "
 213                         "SYNTAX OMsDirectoryString "
 214                         "SINGLE-VALUE )",
 215                 NULL, NULL },
 216         { "proxy-whoami", "true|FALSE", 1, 2, 0,
 217                 ARG_MAGIC|ARG_ON_OFF|LDAP_BACK_CFG_WHOAMI,
 218                 ldap_back_cf_gen, "( OLcfgDbAt:3.13 "
 219                         "NAME 'olcDbProxyWhoAmI' "
 220                         "DESC 'Proxy whoAmI exop' "
 221                         "SYNTAX OMsBoolean "
 222                         "SINGLE-VALUE )",
 223                 NULL, NULL },
 224         { "timeout", "timeout(list)", 2, 0, 0,
 225                 ARG_MAGIC|LDAP_BACK_CFG_TIMEOUT,
 226                 ldap_back_cf_gen, "( OLcfgDbAt:3.14 "
 227                         "NAME 'olcDbTimeout' "
 228                         "DESC 'Per-operation timeouts' "
 229                         "SYNTAX OMsDirectoryString "
 230                         "SINGLE-VALUE )",
 231                 NULL, NULL },
 232         { "idle-timeout", "timeout", 2, 2, 0,
 233                 ARG_MAGIC|LDAP_BACK_CFG_IDLE_TIMEOUT,
 234                 ldap_back_cf_gen, "( OLcfgDbAt:3.15 "
 235                         "NAME 'olcDbIdleTimeout' "
 236                         "DESC 'connection idle timeout' "
 237                         "SYNTAX OMsDirectoryString "
 238                         "SINGLE-VALUE )",
 239                 NULL, NULL },
 240         { "conn-ttl", "ttl", 2, 2, 0,
 241                 ARG_MAGIC|LDAP_BACK_CFG_CONN_TTL,
 242                 ldap_back_cf_gen, "( OLcfgDbAt:3.16 "
 243                         "NAME 'olcDbConnTtl' "
 244                         "DESC 'connection ttl' "
 245                         "SYNTAX OMsDirectoryString "
 246                         "SINGLE-VALUE )",
 247                 NULL, NULL },
 248         { "network-timeout", "timeout", 2, 2, 0,
 249                 ARG_MAGIC|LDAP_BACK_CFG_NETWORK_TIMEOUT,
 250                 ldap_back_cf_gen, "( OLcfgDbAt:3.17 "
 251                         "NAME 'olcDbNetworkTimeout' "
 252                         "DESC 'connection network timeout' "
 253                         "SYNTAX OMsDirectoryString "
 254                         "SINGLE-VALUE )",
 255                 NULL, NULL },
 256         { "protocol-version", "version", 2, 2, 0,
 257                 ARG_MAGIC|ARG_INT|LDAP_BACK_CFG_VERSION,
 258                 ldap_back_cf_gen, "( OLcfgDbAt:3.18 "
 259                         "NAME 'olcDbProtocolVersion' "
 260                         "DESC 'protocol version' "
 261                         "SYNTAX OMsInteger "
 262                         "SINGLE-VALUE )",
 263                 NULL, NULL },
 264         { "single-conn", "true|FALSE", 2, 2, 0,
 265                 ARG_MAGIC|ARG_ON_OFF|LDAP_BACK_CFG_SINGLECONN,
 266                 ldap_back_cf_gen, "( OLcfgDbAt:3.19 "
 267                         "NAME 'olcDbSingleConn' "
 268                         "DESC 'cache a single connection per identity' "
 269                         "SYNTAX OMsBoolean "
 270                         "SINGLE-VALUE )",
 271                 NULL, NULL },
 272         { "cancel", "ABANDON|ignore|exop", 2, 2, 0,
 273                 ARG_MAGIC|LDAP_BACK_CFG_CANCEL,
 274                 ldap_back_cf_gen, "( OLcfgDbAt:3.20 "
 275                         "NAME 'olcDbCancel' "
 276                         "DESC 'abandon/ignore/exop operations when appropriate' "
 277                         "SYNTAX OMsDirectoryString "
 278                         "SINGLE-VALUE )",
 279                 NULL, NULL },
 280         { "quarantine", "retrylist", 2, 2, 0,
 281                 ARG_MAGIC|LDAP_BACK_CFG_QUARANTINE,
 282                 ldap_back_cf_gen, "( OLcfgDbAt:3.21 "
 283                         "NAME 'olcDbQuarantine' "
 284                         "DESC 'Quarantine database if connection fails and retry according to rule' "
 285                         "SYNTAX OMsDirectoryString "
 286                         "SINGLE-VALUE )",
 287                 NULL, NULL },
 288         { "use-temporary-conn", "true|FALSE", 2, 2, 0,
 289                 ARG_MAGIC|ARG_ON_OFF|LDAP_BACK_CFG_USETEMP,
 290                 ldap_back_cf_gen, "( OLcfgDbAt:3.22 "
 291                         "NAME 'olcDbUseTemporaryConn' "
 292                         "DESC 'Use temporary connections if the cached one is busy' "
 293                         "SYNTAX OMsBoolean "
 294                         "SINGLE-VALUE )",
 295                 NULL, NULL },
 296         { "conn-pool-max", "<n>", 2, 2, 0,
 297                 ARG_MAGIC|ARG_INT|LDAP_BACK_CFG_CONNPOOLMAX,
 298                 ldap_back_cf_gen, "( OLcfgDbAt:3.23 "
 299                         "NAME 'olcDbConnectionPoolMax' "
 300                         "DESC 'Max size of privileged connections pool' "
 301                         "SYNTAX OMsInteger "
 302                         "SINGLE-VALUE )",
 303                 NULL, NULL },
 304 #ifdef SLAP_CONTROL_X_SESSION_TRACKING
 305         { "session-tracking-request", "true|FALSE", 2, 2, 0,
 306                 ARG_MAGIC|ARG_ON_OFF|LDAP_BACK_CFG_ST_REQUEST,
 307                 ldap_back_cf_gen, "( OLcfgDbAt:3.24 "
 308                         "NAME 'olcDbSessionTrackingRequest' "
 309                         "DESC 'Add session tracking control to proxied requests' "
 310                         "SYNTAX OMsBoolean "
 311                         "SINGLE-VALUE )",
 312                 NULL, NULL },
 313 #endif /* SLAP_CONTROL_X_SESSION_TRACKING */
 314         { "norefs", "true|FALSE", 2, 2, 0,
 315                 ARG_MAGIC|ARG_ON_OFF|LDAP_BACK_CFG_NOREFS,
 316                 ldap_back_cf_gen, "( OLcfgDbAt:3.25 "
 317                         "NAME 'olcDbNoRefs' "
 318                         "DESC 'Do not return search reference responses' "
 319                         "SYNTAX OMsBoolean "
 320                         "SINGLE-VALUE )",
 321                 NULL, NULL },
 322         { "noundeffilter", "true|FALSE", 2, 2, 0,
 323                 ARG_MAGIC|ARG_ON_OFF|LDAP_BACK_CFG_NOUNDEFFILTER,
 324                 ldap_back_cf_gen, "( OLcfgDbAt:3.26 "
 325                         "NAME 'olcDbNoUndefFilter' "
 326                         "DESC 'Do not propagate undefined search filters' "
 327                         "SYNTAX OMsBoolean "
 328                         "SINGLE-VALUE )",
 329                 NULL, NULL },
 330         { "onerr", "CONTINUE|report|stop", 2, 2, 0,
 331                 ARG_MAGIC|LDAP_BACK_CFG_ONERR,
 332                 ldap_back_cf_gen, "( OLcfgDbAt:3.108 "
 333                         "NAME 'olcDbOnErr' "
 334                         "DESC 'error handling' "
 335                         "SYNTAX OMsDirectoryString "
 336                         "SINGLE-VALUE )",
 337                 NULL, NULL },
 338         { "idassert-passThru", "authzRule", 2, 2, 0,
 339                 ARG_MAGIC|LDAP_BACK_CFG_IDASSERT_PASSTHRU,
 340                 ldap_back_cf_gen, "( OLcfgDbAt:3.27 "
 341                         "NAME 'olcDbIDAssertPassThru' "
 342                         "DESC 'Remote Identity Assertion passthru rules' "
 343                         "EQUALITY caseIgnoreMatch "
 344                         "SYNTAX OMsDirectoryString "
 345                         "X-ORDERED 'VALUES' )",
 346                 NULL, NULL },
 347
 348         { "suffixmassage", "[virtual]> <real", 2, 3, 0,
 349                 ARG_STRING|ARG_MAGIC|LDAP_BACK_CFG_REWRITE,
 350                 ldap_back_cf_gen, NULL, NULL, NULL },
 351         { "map", "attribute|objectClass> [*|<local>] *|<remote", 3, 4, 0,
 352                 ARG_STRING|ARG_MAGIC|LDAP_BACK_CFG_REWRITE,
 353                 ldap_back_cf_gen, NULL, NULL, NULL },
 354         { "rewrite", "<arglist>", 2, 4, STRLENOF( "rewrite" ),
 355                 ARG_STRING|ARG_MAGIC|LDAP_BACK_CFG_REWRITE,
 356                 ldap_back_cf_gen, NULL, NULL, NULL },
 357         { "keepalive", "keepalive", 2, 2, 0,
 358                 ARG_MAGIC|LDAP_BACK_CFG_KEEPALIVE,
 359                 ldap_back_cf_gen, "( OLcfgDbAt:3.29 "
 360                         "NAME 'olcDbKeepalive' "
 361                         "DESC 'TCP keepalive' "
 362                         "SYNTAX OMsDirectoryString "
 363                         "SINGLE-VALUE )",
 364                 NULL, NULL },
 365         { NULL, NULL, 0, 0, 0, ARG_IGNORED,
 366                 NULL, NULL, NULL, NULL }
 367 };
 368
 369 static ConfigOCs ldapocs[] = {
 370         { "( OLcfgDbOc:3.1 "
 371                 "NAME 'olcLDAPConfig' "
 372                 "DESC 'LDAP backend configuration' "
 373                 "SUP olcDatabaseConfig "
 374                 "MAY ( olcDbURI "
 375                         "$ olcDbStartTLS "
 376                         "$ olcDbACLAuthcDn "
 377                         "$ olcDbACLPasswd "
 378                         "$ olcDbACLBind "
 379                         "$ olcDbIDAssertAuthcDn "
 380                         "$ olcDbIDAssertPasswd "
 381                         "$ olcDbIDAssertBind "
 382                         "$ olcDbIDAssertMode "
 383                         "$ olcDbIDAssertAuthzFrom "
 384                         "$ olcDbIDAssertPassThru "
 385                         "$ olcDbRebindAsUser "
 386                         "$ olcDbChaseReferrals "
 387                         "$ olcDbTFSupport "
 388                         "$ olcDbProxyWhoAmI "
 389                         "$ olcDbTimeout "
 390                         "$ olcDbIdleTimeout "
 391                         "$ olcDbConnTtl "
 392                         "$ olcDbNetworkTimeout "
 393                         "$ olcDbProtocolVersion "
 394                         "$ olcDbSingleConn "
 395                         "$ olcDbCancel "
 396                         "$ olcDbQuarantine "
 397                         "$ olcDbUseTemporaryConn "
 398                         "$ olcDbConnectionPoolMax "
 399 #ifdef SLAP_CONTROL_X_SESSION_TRACKING
 400                         "$ olcDbSessionTrackingRequest "
 401 #endif /* SLAP_CONTROL_X_SESSION_TRACKING */
 402                         "$ olcDbNoRefs "
 403                         "$ olcDbNoUndefFilter "
 404                         "$ olcDbOnErr "
 405                         "$ olcDbKeepalive "
 406                 ") )",
 407                         Cft_Database, ldapcfg},
 408         { NULL, 0, NULL }
 409 };
 410
 411 static ConfigTable pbindcfg[] = {
 412         { "uri", "uri", 2, 2, 0,
 413                 ARG_MAGIC|LDAP_BACK_CFG_URI,
 414                 ldap_pbind_cf_gen, "( OLcfgDbAt:0.14 "
 415                         "NAME 'olcDbURI' "
 416                         "DESC 'URI (list) for remote DSA' "
 417                         "SYNTAX OMsDirectoryString "
 418                         "SINGLE-VALUE )",
 419                 NULL, NULL },
 420         { "tls", "what", 2, 0, 0,
 421                 ARG_MAGIC|LDAP_BACK_CFG_TLS,
 422                 ldap_pbind_cf_gen, "( OLcfgDbAt:3.1 "
 423                         "NAME 'olcDbStartTLS' "
 424                         "DESC 'StartTLS' "
 425                         "SYNTAX OMsDirectoryString "
 426                         "SINGLE-VALUE )",
 427                 NULL, NULL },
 428         { "network-timeout", "timeout", 2, 2, 0,
 429                 ARG_MAGIC|LDAP_BACK_CFG_NETWORK_TIMEOUT,
 430                 ldap_pbind_cf_gen, "( OLcfgDbAt:3.17 "
 431                         "NAME 'olcDbNetworkTimeout' "
 432                         "DESC 'connection network timeout' "
 433                         "SYNTAX OMsDirectoryString "
 434                         "SINGLE-VALUE )",
 435                 NULL, NULL },
 436         { "quarantine", "retrylist", 2, 2, 0,
 437                 ARG_MAGIC|LDAP_BACK_CFG_QUARANTINE,
 438                 ldap_pbind_cf_gen, "( OLcfgDbAt:3.21 "
 439                         "NAME 'olcDbQuarantine' "
 440                         "DESC 'Quarantine database if connection fails and retry according to rule' "
 441                         "SYNTAX OMsDirectoryString "
 442                         "SINGLE-VALUE )",
 443                 NULL, NULL },
 444         { NULL, NULL, 0, 0, 0, ARG_IGNORED,
 445                 NULL, NULL, NULL, NULL }
 446 };
 447
 448 static ConfigOCs pbindocs[] = {
 449         { "( OLcfgOvOc:3.3 "
 450                 "NAME 'olcPBindConfig' "
 451                 "DESC 'Proxy Bind configuration' "
 452                 "SUP olcOverlayConfig "
 453                 "MUST olcDbURI "
 454                 "MAY ( olcDbStartTLS "
 455                         "$ olcDbNetworkTimeout "
 456                         "$ olcDbQuarantine "
 457                 ") )",
 458                         Cft_Overlay, pbindcfg},
 459         { NULL, 0, NULL }
 460 };
 461
 462 static slap_verbmasks idassert_mode[] = {
 463         { BER_BVC("self"),              LDAP_BACK_IDASSERT_SELF },
 464         { BER_BVC("anonymous"),         LDAP_BACK_IDASSERT_ANONYMOUS },
 465         { BER_BVC("none"),              LDAP_BACK_IDASSERT_NOASSERT },
 466         { BER_BVC("legacy"),            LDAP_BACK_IDASSERT_LEGACY },
 467         { BER_BVNULL,                   0 }
 468 };
 469
 470 static slap_verbmasks tls_mode[] = {
 471         { BER_BVC( "propagate" ),       LDAP_BACK_F_TLS_PROPAGATE_MASK },
 472         { BER_BVC( "try-propagate" ),   LDAP_BACK_F_PROPAGATE_TLS },
 473         { BER_BVC( "start" ),           LDAP_BACK_F_TLS_USE_MASK },
 474         { BER_BVC( "try-start" ),       LDAP_BACK_F_USE_TLS },
 475         { BER_BVC( "ldaps" ),           LDAP_BACK_F_TLS_LDAPS },
 476         { BER_BVC( "none" ),            LDAP_BACK_F_NONE },
 477         { BER_BVNULL,                   0 }
 478 };
 479
 480 static slap_verbmasks t_f_mode[] = {
 481         { BER_BVC( "yes" ),             LDAP_BACK_F_T_F },
 482         { BER_BVC( "discover" ),        LDAP_BACK_F_T_F_DISCOVER },
 483         { BER_BVC( "no" ),              LDAP_BACK_F_NONE },
 484         { BER_BVNULL,                   0 }
 485 };
 486
 487 static slap_verbmasks cancel_mode[] = {
 488         { BER_BVC( "ignore" ),          LDAP_BACK_F_CANCEL_IGNORE },
 489         { BER_BVC( "exop" ),            LDAP_BACK_F_CANCEL_EXOP },
 490         { BER_BVC( "exop-discover" ),   LDAP_BACK_F_CANCEL_EXOP_DISCOVER },
 491         { BER_BVC( "abandon" ),         LDAP_BACK_F_CANCEL_ABANDON },
 492         { BER_BVNULL,                   0 }
 493 };
 494
 495 static slap_verbmasks onerr_mode[] = {
 496         { BER_BVC( "stop" ),            LDAP_BACK_F_ONERR_STOP },
 497         { BER_BVC( "report" ),          LDAP_BACK_F_ONERR_STOP }, /* same behavior */
 498         { BER_BVC( "continue" ),        LDAP_BACK_F_NONE },
 499         { BER_BVNULL,                   0 }
 500 };
 501
 502 /* see enum in slap.h */
 503 static slap_cf_aux_table timeout_table[] = {
 504         { BER_BVC("bind="),     SLAP_OP_BIND * sizeof( time_t ),        'u', 0, NULL },
 505         /* unbind makes no sense */
 506         { BER_BVC("add="),      SLAP_OP_ADD * sizeof( time_t ),         'u', 0, NULL },
 507         { BER_BVC("delete="),   SLAP_OP_DELETE * sizeof( time_t ),      'u', 0, NULL },
 508         { BER_BVC("modrdn="),   SLAP_OP_MODRDN * sizeof( time_t ),      'u', 0, NULL },
 509         { BER_BVC("modify="),   SLAP_OP_MODIFY * sizeof( time_t ),      'u', 0, NULL },
 510         { BER_BVC("compare="),  SLAP_OP_COMPARE * sizeof( time_t ),     'u', 0, NULL },
 511         { BER_BVC("search="),   SLAP_OP_SEARCH * sizeof( time_t ),      'u', 0, NULL },
 512         /* abandon makes little sense */
 513 #if 0   /* not implemented yet */
 514         { BER_BVC("extended="), SLAP_OP_EXTENDED * sizeof( time_t ),    'u', 0, NULL },
 515 #endif
 516         { BER_BVNULL, 0, 0, 0, NULL }
 517 };
 518
 519 int
 520 slap_retry_info_parse(
 521         char                    *in,
 522         slap_retry_info_t       *ri,
 523         char                    *buf,
 524         ber_len_t               buflen )
 525 {
 526         char                    **retrylist = NULL;
 527         int                     rc = 0;
 528         int                     i;
 529
 530         slap_str2clist( &retrylist, in, " ;" );
 531         if ( retrylist == NULL ) {
 532                 return 1;
 533         }
 534
 535         for ( i = 0; retrylist[ i ] != NULL; i++ )
 536                 /* count */ ;
 537
 538         ri->ri_interval = ch_calloc( sizeof( time_t ), i + 1 );
 539         ri->ri_num = ch_calloc( sizeof( int ), i + 1 );
 540
 541         for ( i = 0; retrylist[ i ] != NULL; i++ ) {
 542                 unsigned long   t;
 543                 char            *sep = strchr( retrylist[ i ], ',' );
 544
 545                 if ( sep == NULL ) {
 546                         snprintf( buf, buflen,
 547                                 "missing comma in retry pattern #%d \"%s\"",
 548                                 i, retrylist[ i ] );
 549                         rc = 1;
 550                         goto done;
 551                 }
 552
 553                 *sep++ = '\0';
 554
 555                 if ( lutil_parse_time( retrylist[ i ], &t ) ) {
 556                         snprintf( buf, buflen,
 557                                 "unable to parse interval #%d \"%s\"",
 558                                 i, retrylist[ i ] );
 559                         rc = 1;
 560                         goto done;
 561                 }
 562                 ri->ri_interval[ i ] = (time_t)t;
 563
 564                 if ( strcmp( sep, "+" ) == 0 ) {
 565                         if ( retrylist[ i + 1 ] != NULL ) {
 566                                 snprintf( buf, buflen,
 567                                         "extra cruft after retry pattern "
 568                                         "#%d \"%s,+\" with \"forever\" mark",
 569                                         i, retrylist[ i ] );
 570                                 rc = 1;
 571                                 goto done;
 572                         }
 573                         ri->ri_num[ i ] = SLAP_RETRYNUM_FOREVER;
 574
 575                 } else if ( lutil_atoi( &ri->ri_num[ i ], sep ) ) {
 576                         snprintf( buf, buflen,
 577                                 "unable to parse retry num #%d \"%s\"",
 578                                 i, sep );
 579                         rc = 1;
 580                         goto done;
 581                 }
 582         }
 583
 584         ri->ri_num[ i ] = SLAP_RETRYNUM_TAIL;
 585
 586         ri->ri_idx = 0;
 587         ri->ri_count = 0;
 588         ri->ri_last = (time_t)(-1);
 589
 590 done:;
 591         ldap_charray_free( retrylist );
 592
 593         if ( rc ) {
 594                 slap_retry_info_destroy( ri );
 595         }
 596
 597         return rc;
 598 }
 599
 600 int
 601 slap_retry_info_unparse(
 602         slap_retry_info_t       *ri,
 603         struct berval           *bvout )
 604 {
 605         char            buf[ BUFSIZ * 2 ],
 606                         *ptr = buf;
 607         int             i, len, restlen = (int) sizeof( buf );
 608         struct berval   bv;
 609
 610         assert( ri != NULL );
 611         assert( bvout != NULL );
 612
 613         BER_BVZERO( bvout );
 614
 615         for ( i = 0; ri->ri_num[ i ] != SLAP_RETRYNUM_TAIL; i++ ) {
 616                 if ( i > 0 ) {
 617                         if ( --restlen <= 0 ) {
 618                                 return 1;
 619                         }
 620                         *ptr++ = ';';
 621                 }
 622
 623                 if ( lutil_unparse_time( ptr, restlen, ri->ri_interval[i] ) < 0 ) {
 624                         return 1;
 625                 }
 626                 len = (int) strlen( ptr );
 627                 if ( (restlen -= len + 1) <= 0 ) {
 628                         return 1;
 629                 }
 630                 ptr += len;
 631                 *ptr++ = ',';
 632
 633                 if ( ri->ri_num[i] == SLAP_RETRYNUM_FOREVER ) {
 634                         if ( --restlen <= 0 ) {
 635                                 return 1;
 636                         }
 637                         *ptr++ = '+';
 638
 639                 } else {
 640                         len = snprintf( ptr, restlen, "%d", ri->ri_num[i] );
 641                         if ( (restlen -= len) <= 0 || len < 0 ) {
 642                                 return 1;
 643                         }
 644                         ptr += len;
 645                 }
 646         }
 647
 648         bv.bv_val = buf;
 649         bv.bv_len = ptr - buf;
 650         ber_dupbv( bvout, &bv );
 651
 652         return 0;
 653 }
 654
 655 void
 656 slap_retry_info_destroy(
 657         slap_retry_info_t       *ri )
 658 {
 659         assert( ri != NULL );
 660
 661         assert( ri->ri_interval != NULL );
 662         ch_free( ri->ri_interval );
 663         ri->ri_interval = NULL;
 664
 665         assert( ri->ri_num != NULL );
 666         ch_free( ri->ri_num );
 667         ri->ri_num = NULL;
 668 }
 669
 670 int
 671 slap_idassert_authzfrom_parse( ConfigArgs *c, slap_idassert_t *si )
 672 {
 673         struct berval   bv;
 674         struct berval   in;
 675         int             rc;
 676
 677         if ( strcmp( c->argv[ 1 ], "*" ) == 0
 678                 || strcmp( c->argv[ 1 ], "dn:*" ) == 0
 679                 || strcasecmp( c->argv[ 1 ], "dn.regex:.*" ) == 0 )
 680         {
 681                 if ( si->si_authz != NULL ) {
 682                         snprintf( c->cr_msg, sizeof( c->cr_msg ),
 683                                 "\"idassert-authzFrom <authz>\": "
 684                                 "\"%s\" conflicts with existing authz rules",
 685                                 c->argv[ 1 ] );
 686                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
 687                         return 1;
 688                 }
 689
 690                 si->si_flags |= LDAP_BACK_AUTH_AUTHZ_ALL;
 691
 692                 return 0;
 693
 694         } else if ( ( si->si_flags & LDAP_BACK_AUTH_AUTHZ_ALL ) ) {
 695                 snprintf( c->cr_msg, sizeof( c->cr_msg ),
 696                         "\"idassert-authzFrom <authz>\": "
 697                         "\"<authz>\" conflicts with \"*\"" );
 698                 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
 699                 return 1;
 700         }
 701
 702         ber_str2bv( c->argv[ 1 ], 0, 0, &in );
 703         rc = authzNormalize( 0, NULL, NULL, &in, &bv, NULL );
 704         if ( rc != LDAP_SUCCESS ) {
 705                 snprintf( c->cr_msg, sizeof( c->cr_msg ),
 706                         "\"idassert-authzFrom <authz>\": "
 707                         "invalid syntax" );
 708                 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
 709                 return 1;
 710         }
 711
 712         if ( c->valx == -1 ) {
 713                 ber_bvarray_add( &si->si_authz, &bv );
 714
 715         } else {
 716                 int i = 0;
 717                 if ( si->si_authz != NULL ) {
 718                         for ( ; !BER_BVISNULL( &si->si_authz[ i ] ); i++ )
 719                                 ;
 720                 }
 721
 722                 if ( i <= c->valx ) {
 723                         ber_bvarray_add( &si->si_authz, &bv );
 724
 725                 } else {
 726                         BerVarray tmp = ber_memrealloc( si->si_authz,
 727                                 sizeof( struct berval )*( i + 2 ) );
 728                         if ( tmp == NULL ) {
 729                                 return -1;
 730                         }
 731                         si->si_authz = tmp;
 732                         for ( ; i > c->valx; i-- ) {
 733                                 si->si_authz[ i ] = si->si_authz[ i - 1 ];
 734                         }
 735                         si->si_authz[ c->valx ] = bv;
 736                 }
 737         }
 738
 739         return 0;
 740 }
 741
 742 static int
 743 slap_idassert_passthru_parse( ConfigArgs *c, slap_idassert_t *si )
 744 {
 745         struct berval   bv;
 746         struct berval   in;
 747         int             rc;
 748
 749         ber_str2bv( c->argv[ 1 ], 0, 0, &in );
 750         rc = authzNormalize( 0, NULL, NULL, &in, &bv, NULL );
 751         if ( rc != LDAP_SUCCESS ) {
 752                 snprintf( c->cr_msg, sizeof( c->cr_msg ),
 753                         "\"idassert-passThru <authz>\": "
 754                         "invalid syntax" );
 755                 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
 756                 return 1;
 757         }
 758
 759         if ( c->valx == -1 ) {
 760                 ber_bvarray_add( &si->si_passthru, &bv );
 761
 762         } else {
 763                 int i = 0;
 764                 if ( si->si_passthru != NULL ) {
 765                         for ( ; !BER_BVISNULL( &si->si_passthru[ i ] ); i++ )
 766                                 ;
 767                 }
 768
 769                 if ( i <= c->valx ) {
 770                         ber_bvarray_add( &si->si_passthru, &bv );
 771
 772                 } else {
 773                         BerVarray tmp = ber_memrealloc( si->si_passthru,
 774                                 sizeof( struct berval )*( i + 2 ) );
 775                         if ( tmp == NULL ) {
 776                                 return -1;
 777                         }
 778                         si->si_passthru = tmp;
 779                         for ( ; i > c->valx; i-- ) {
 780                                 si->si_passthru[ i ] = si->si_passthru[ i - 1 ];
 781                         }
 782                         si->si_passthru[ c->valx ] = bv;
 783                 }
 784         }
 785
 786         return 0;
 787 }
 788
 789 int
 790 slap_idassert_parse( ConfigArgs *c, slap_idassert_t *si )
 791 {
 792         int             i;
 793
 794         for ( i = 1; i < c->argc; i++ ) {
 795                 if ( strncasecmp( c->argv[ i ], "mode=", STRLENOF( "mode=" ) ) == 0 ) {
 796                         char    *argvi = c->argv[ i ] + STRLENOF( "mode=" );
 797                         int     j;
 798
 799                         j = verb_to_mask( argvi, idassert_mode );
 800                         if ( BER_BVISNULL( &idassert_mode[ j ].word ) ) {
 801                                 snprintf( c->cr_msg, sizeof( c->cr_msg ),
 802                                         "\"idassert-bind <args>\": "
 803                                         "unknown mode \"%s\"",
 804                                         argvi );
 805                                 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
 806                                 return 1;
 807                         }
 808
 809                         si->si_mode = idassert_mode[ j ].mask;
 810
 811                 } else if ( strncasecmp( c->argv[ i ], "authz=", STRLENOF( "authz=" ) ) == 0 ) {
 812                         char    *argvi = c->argv[ i ] + STRLENOF( "authz=" );
 813
 814                         if ( strcasecmp( argvi, "native" ) == 0 ) {
 815                                 if ( si->si_bc.sb_method != LDAP_AUTH_SASL ) {
 816                                         snprintf( c->cr_msg, sizeof( c->cr_msg ),
 817                                                 "\"idassert-bind <args>\": "
 818                                                 "authz=\"native\" incompatible "
 819                                                 "with auth method" );
 820                                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
 821                                         return 1;
 822                                 }
 823                                 si->si_flags |= LDAP_BACK_AUTH_NATIVE_AUTHZ;
 824
 825                         } else if ( strcasecmp( argvi, "proxyAuthz" ) == 0 ) {
 826                                 si->si_flags &= ~LDAP_BACK_AUTH_NATIVE_AUTHZ;
 827
 828                         } else {
 829                                 snprintf( c->cr_msg, sizeof( c->cr_msg ),
 830                                         "\"idassert-bind <args>\": "
 831                                         "unknown authz \"%s\"",
 832                                         argvi );
 833                                 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
 834                                 return 1;
 835                         }
 836
 837                 } else if ( strncasecmp( c->argv[ i ], "flags=", STRLENOF( "flags=" ) ) == 0 ) {
 838                         char    *argvi = c->argv[ i ] + STRLENOF( "flags=" );
 839                         char    **flags = ldap_str2charray( argvi, "," );
 840                         int     j, err = 0;
 841
 842                         if ( flags == NULL ) {
 843                                 snprintf( c->cr_msg, sizeof( c->cr_msg ),
 844                                         "\"idassert-bind <args>\": "
 845                                         "unable to parse flags \"%s\"",
 846                                         argvi );
 847                                 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
 848                                 return 1;
 849                         }
 850
 851                         for ( j = 0; flags[ j ] != NULL; j++ ) {
 852
 853                                 if ( strcasecmp( flags[ j ], "override" ) == 0 ) {
 854                                         si->si_flags |= LDAP_BACK_AUTH_OVERRIDE;
 855
 856                                 } else if ( strcasecmp( flags[ j ], "prescriptive" ) == 0 ) {
 857                                         si->si_flags |= LDAP_BACK_AUTH_PRESCRIPTIVE;
 858
 859                                 } else if ( strcasecmp( flags[ j ], "non-prescriptive" ) == 0 ) {
 860                                         si->si_flags &= ( ~LDAP_BACK_AUTH_PRESCRIPTIVE );
 861
 862                                 } else if ( strcasecmp( flags[ j ], "obsolete-proxy-authz" ) == 0 ) {
 863                                         if ( si->si_flags & LDAP_BACK_AUTH_OBSOLETE_ENCODING_WORKAROUND ) {
 864                                                 Debug( LDAP_DEBUG_ANY,
 865                                                                 "%s: \"obsolete-proxy-authz\" flag "
 866                                                                 "in \"idassert-mode <args>\" "
 867                                                                 "incompatible with previously issued \"obsolete-encoding-workaround\" flag.\n",
 868                                                                 c->log, 0, 0 );
 869                                                 err = 1;
 870                                                 break;
 871
 872                                         } else {
 873                                                 si->si_flags |= LDAP_BACK_AUTH_OBSOLETE_PROXY_AUTHZ;
 874                                         }
 875
 876                                 } else if ( strcasecmp( flags[ j ], "obsolete-encoding-workaround" ) == 0 ) {
 877                                         if ( si->si_flags & LDAP_BACK_AUTH_OBSOLETE_PROXY_AUTHZ ) {
 878                                                 Debug( LDAP_DEBUG_ANY,
 879                                                                 "%s: \"obsolete-encoding-workaround\" flag "
 880                                                         "in \"idassert-mode <args>\" "
 881                                                         "incompatible with previously issued \"obsolete-proxy-authz\" flag.\n",
 882                                                         c->log, 0, 0 );
 883                                                 err = 1;
 884                                                 break;
 885
 886                                         } else {
 887                                                 si->si_flags |= LDAP_BACK_AUTH_OBSOLETE_ENCODING_WORKAROUND;
 888                                         }
 889
 890                                 } else if ( strcasecmp( flags[ j ], "proxy-authz-critical" ) == 0 ) {
 891                                         si->si_flags |= LDAP_BACK_AUTH_PROXYAUTHZ_CRITICAL;
 892
 893                                 } else if ( strcasecmp( flags[ j ], "proxy-authz-non-critical" ) == 0 ) {
 894                                         si->si_flags &= ~LDAP_BACK_AUTH_PROXYAUTHZ_CRITICAL;
 895
 896                                 } else {
 897                                         snprintf( c->cr_msg, sizeof( c->cr_msg ),
 898                                                 "\"idassert-bind <args>\": "
 899                                                 "unknown flag \"%s\"",
 900                                                 flags[ j ] );
 901                                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
 902                                         err = 1;
 903                                         break;
 904                                 }
 905                         }
 906
 907                         ldap_charray_free( flags );
 908                         if ( err ) {
 909                                 return 1;
 910                         }
 911
 912                 } else if ( bindconf_parse( c->argv[ i ], &si->si_bc ) ) {
 913                         snprintf( c->cr_msg, sizeof( c->cr_msg ),
 914                                 "\"idassert-bind <args>\": "
 915                                 "unable to parse field \"%s\"",
 916                                 c->argv[ i ] );
 917                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
 918                         return 1;
 919                 }
 920         }
 921
 922         if ( si->si_bc.sb_method == LDAP_AUTH_SIMPLE ) {
 923                 if ( BER_BVISNULL( &si->si_bc.sb_binddn )
 924                         || BER_BVISNULL( &si->si_bc.sb_cred ) )
 925                 {
 926                         snprintf( c->cr_msg, sizeof( c->cr_msg ),
 927                                 "\"idassert-bind <args>\": "
 928                                 "SIMPLE needs \"binddn\" and \"credentials\"" );
 929                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
 930                         return 1;
 931                 }
 932         }
 933
 934         bindconf_tls_defaults( &si->si_bc );
 935
 936         return 0;
 937 }
 938
 939 /* NOTE: temporary, until back-meta is ported to back-config */
 940 int
 941 slap_idassert_passthru_parse_cf( const char *fname, int lineno, const char *arg, slap_idassert_t *si )
 942 {
 943         ConfigArgs      c = { 0 };
 944         char            *argv[ 3 ];
 945
 946         snprintf( c.log, sizeof( c.log ), "%s: line %d", fname, lineno );
 947         c.argc = 2;
 948         c.argv = argv;
 949         argv[ 0 ] = "idassert-passThru";
 950         argv[ 1 ] = (char *)arg;
 951         argv[ 2 ] = NULL;
 952
 953         return slap_idassert_passthru_parse( &c, si );
 954 }
 955
 956 static int
 957 ldap_back_cf_gen( ConfigArgs *c )
 958 {
 959         ldapinfo_t      *li = ( ldapinfo_t * )c->be->be_private;
 960         int             rc = 0;
 961         int             i;
 962
 963         if ( c->op == SLAP_CONFIG_EMIT ) {
 964                 struct berval   bv = BER_BVNULL;
 965
 966                 if ( li == NULL ) {
 967                         return 1;
 968                 }
 969
 970                 switch( c->type ) {
 971                 case LDAP_BACK_CFG_URI:
 972                         if ( li->li_uri != NULL ) {
 973                                 struct berval   bv, bv2;
 974
 975                                 ber_str2bv( li->li_uri, 0, 0, &bv );
 976                                 bv2.bv_len = bv.bv_len + STRLENOF( "\"\"" );
 977                                 bv2.bv_val = ch_malloc( bv2.bv_len + 1 );
 978                                 snprintf( bv2.bv_val, bv2.bv_len + 1,
 979                                         "\"%s\"", bv.bv_val );
 980                                 ber_bvarray_add( &c->rvalue_vals, &bv2 );
 981
 982                         } else {
 983                                 rc = 1;
 984                         }
 985                         break;
 986
 987                 case LDAP_BACK_CFG_TLS: {
 988                         struct berval bc = BER_BVNULL, bv2;
 989                         enum_to_verb( tls_mode, ( li->li_flags & LDAP_BACK_F_TLS_MASK ), &bv );
 990                         assert( !BER_BVISNULL( &bv ) );
 991                         bindconf_tls_unparse( &li->li_tls, &bc );
 992
 993                         if ( !BER_BVISEMPTY( &bc )) {
 994                                 bv2.bv_len = bv.bv_len + bc.bv_len + 1;
 995                                 bv2.bv_val = ch_malloc( bv2.bv_len + 1 );
 996                                 strcpy( bv2.bv_val, bv.bv_val );
 997                                 bv2.bv_val[bv.bv_len] = ' ';
 998                                 strcpy( &bv2.bv_val[bv.bv_len + 1], bc.bv_val );
 999                                 ber_bvarray_add( &c->rvalue_vals, &bv2 );
1000
1001                         } else {
1002                                 value_add_one( &c->rvalue_vals, &bv );
1003                         }
1004                         ber_memfree( bc.bv_val );
1005                         }
1006                         break;
1007
1008                 case LDAP_BACK_CFG_ACL_AUTHCDN:
1009                 case LDAP_BACK_CFG_ACL_PASSWD:
1010                 case LDAP_BACK_CFG_ACL_METHOD:
1011                         /* handled by LDAP_BACK_CFG_ACL_BIND */
1012                         rc = 1;
1013                         break;
1014
1015                 case LDAP_BACK_CFG_ACL_BIND: {
1016                         int     i;
1017
1018                         if ( li->li_acl_authmethod == LDAP_AUTH_NONE ) {
1019                                 return 1;
1020                         }
1021
1022                         bindconf_unparse( &li->li_acl, &bv );
1023
1024                         for ( i = 0; isspace( (unsigned char) bv.bv_val[ i ] ); i++ )
1025                                 /* count spaces */ ;
1026
1027                         if ( i ) {
1028                                 bv.bv_len -= i;
1029                                 AC_MEMCPY( bv.bv_val, &bv.bv_val[ i ],
1030                                         bv.bv_len + 1 );
1031                         }
1032
1033                         ber_bvarray_add( &c->rvalue_vals, &bv );
1034                         break;
1035                 }
1036
1037                 case LDAP_BACK_CFG_IDASSERT_MODE:
1038                 case LDAP_BACK_CFG_IDASSERT_AUTHCDN:
1039                 case LDAP_BACK_CFG_IDASSERT_PASSWD:
1040                 case LDAP_BACK_CFG_IDASSERT_METHOD:
1041                         /* handled by LDAP_BACK_CFG_IDASSERT_BIND */
1042                         rc = 1;
1043                         break;
1044
1045                 case LDAP_BACK_CFG_IDASSERT_AUTHZFROM:
1046                 case LDAP_BACK_CFG_IDASSERT_PASSTHRU: {
1047                         BerVarray       *bvp;
1048                         int             i;
1049                         struct berval   bv = BER_BVNULL;
1050                         char            buf[SLAP_TEXT_BUFLEN];
1051
1052                         switch ( c->type ) {
1053                         case LDAP_BACK_CFG_IDASSERT_AUTHZFROM: bvp = &li->li_idassert_authz; break;
1054                         case LDAP_BACK_CFG_IDASSERT_PASSTHRU: bvp = &li->li_idassert_passthru; break;
1055                         default: assert( 0 ); break;
1056                         }
1057
1058                         if ( *bvp == NULL ) {
1059                                 if ( bvp == &li->li_idassert_authz
1060                                         && ( li->li_idassert_flags & LDAP_BACK_AUTH_AUTHZ_ALL ) )
1061                                 {
1062                                         BER_BVSTR( &bv, "*" );
1063                                         value_add_one( &c->rvalue_vals, &bv );
1064
1065                                 } else {
1066                                         rc = 1;
1067                                 }
1068                                 break;
1069                         }
1070
1071                         for ( i = 0; !BER_BVISNULL( &((*bvp)[ i ]) ); i++ ) {
1072                                 char *ptr;
1073                                 int len = snprintf( buf, sizeof( buf ), SLAP_X_ORDERED_FMT, i );
1074                                 bv.bv_len = ((*bvp)[ i ]).bv_len + len;
1075                                 bv.bv_val = ber_memrealloc( bv.bv_val, bv.bv_len + 1 );
1076                                 ptr = bv.bv_val;
1077                                 ptr = lutil_strcopy( ptr, buf );
1078                                 ptr = lutil_strncopy( ptr, ((*bvp)[ i ]).bv_val, ((*bvp)[ i ]).bv_len );
1079                                 value_add_one( &c->rvalue_vals, &bv );
1080                         }
1081                         if ( bv.bv_val ) {
1082                                 ber_memfree( bv.bv_val );
1083                         }
1084                         break;
1085                 }
1086
1087                 case LDAP_BACK_CFG_IDASSERT_BIND: {
1088                         int             i;
1089                         struct berval   bc = BER_BVNULL;
1090                         char            *ptr;
1091
1092                         if ( li->li_idassert_authmethod == LDAP_AUTH_NONE ) {
1093                                 return 1;
1094                         }
1095
1096                         if ( li->li_idassert_authmethod != LDAP_AUTH_NONE ) {
1097                                 ber_len_t       len;
1098
1099                                 switch ( li->li_idassert_mode ) {
1100                                 case LDAP_BACK_IDASSERT_OTHERID:
1101                                 case LDAP_BACK_IDASSERT_OTHERDN:
1102                                         break;
1103
1104                                 default: {
1105                                         struct berval   mode = BER_BVNULL;
1106
1107                                         enum_to_verb( idassert_mode, li->li_idassert_mode, &mode );
1108                                         if ( BER_BVISNULL( &mode ) ) {
1109                                                 /* there's something wrong... */
1110                                                 assert( 0 );
1111                                                 rc = 1;
1112
1113                                         } else {
1114                                                 bv.bv_len = STRLENOF( "mode=" ) + mode.bv_len;
1115                                                 bv.bv_val = ch_malloc( bv.bv_len + 1 );
1116
1117                                                 ptr = lutil_strcopy( bv.bv_val, "mode=" );
1118                                                 ptr = lutil_strcopy( ptr, mode.bv_val );
1119                                         }
1120                                         break;
1121                                 }
1122                                 }
1123
1124                                 if ( li->li_idassert_flags & LDAP_BACK_AUTH_NATIVE_AUTHZ ) {
1125                                         len = bv.bv_len + STRLENOF( "authz=native" );
1126
1127                                         if ( !BER_BVISEMPTY( &bv ) ) {
1128                                                 len += STRLENOF( " " );
1129                                         }
1130
1131                                         bv.bv_val = ch_realloc( bv.bv_val, len + 1 );
1132
1133                                         ptr = &bv.bv_val[ bv.bv_len ];
1134
1135                                         if ( !BER_BVISEMPTY( &bv ) ) {
1136                                                 ptr = lutil_strcopy( ptr, " " );
1137                                         }
1138
1139                                         (void)lutil_strcopy( ptr, "authz=native" );
1140                                 }
1141
1142                                 len = bv.bv_len + STRLENOF( "flags=non-prescriptive,override,obsolete-encoding-workaround,proxy-authz-non-critical" );
1143                                 /* flags */
1144                                 if ( !BER_BVISEMPTY( &bv ) ) {
1145                                         len += STRLENOF( " " );
1146                                 }
1147
1148                                 bv.bv_val = ch_realloc( bv.bv_val, len + 1 );
1149
1150                                 ptr = &bv.bv_val[ bv.bv_len ];
1151
1152                                 if ( !BER_BVISEMPTY( &bv ) ) {
1153                                         ptr = lutil_strcopy( ptr, " " );
1154                                 }
1155
1156                                 ptr = lutil_strcopy( ptr, "flags=" );
1157
1158                                 if ( li->li_idassert_flags & LDAP_BACK_AUTH_PRESCRIPTIVE ) {
1159                                         ptr = lutil_strcopy( ptr, "prescriptive" );
1160                                 } else {
1161                                         ptr = lutil_strcopy( ptr, "non-prescriptive" );
1162                                 }
1163
1164                                 if ( li->li_idassert_flags & LDAP_BACK_AUTH_OVERRIDE ) {
1165                                         ptr = lutil_strcopy( ptr, ",override" );
1166                                 }
1167
1168                                 if ( li->li_idassert_flags & LDAP_BACK_AUTH_OBSOLETE_PROXY_AUTHZ ) {
1169                                         ptr = lutil_strcopy( ptr, ",obsolete-proxy-authz" );
1170
1171                                 } else if ( li->li_idassert_flags & LDAP_BACK_AUTH_OBSOLETE_ENCODING_WORKAROUND ) {
1172                                         ptr = lutil_strcopy( ptr, ",obsolete-encoding-workaround" );
1173                                 }
1174
1175                                 if ( li->li_idassert_flags & LDAP_BACK_AUTH_PROXYAUTHZ_CRITICAL ) {
1176                                         ptr = lutil_strcopy( ptr, ",proxy-authz-critical" );
1177
1178                                 } else {
1179                                         ptr = lutil_strcopy( ptr, ",proxy-authz-non-critical" );
1180                                 }
1181
1182                                 bv.bv_len = ( ptr - bv.bv_val );
1183                                 /* end-of-flags */
1184                         }
1185
1186                         bindconf_unparse( &li->li_idassert.si_bc, &bc );
1187
1188                         if ( !BER_BVISNULL( &bv ) ) {
1189                                 ber_len_t       len = bv.bv_len + bc.bv_len;
1190
1191                                 bv.bv_val = ch_realloc( bv.bv_val, len + 1 );
1192
1193                                 assert( bc.bv_val[ 0 ] == ' ' );
1194
1195                                 ptr = lutil_strcopy( &bv.bv_val[ bv.bv_len ], bc.bv_val );
1196                                 free( bc.bv_val );
1197                                 bv.bv_len = ptr - bv.bv_val;
1198
1199                         } else {
1200                                 for ( i = 0; isspace( (unsigned char) bc.bv_val[ i ] ); i++ )
1201                                         /* count spaces */ ;
1202
1203                                 if ( i ) {
1204                                         bc.bv_len -= i;
1205                                         AC_MEMCPY( bc.bv_val, &bc.bv_val[ i ], bc.bv_len + 1 );
1206                                 }
1207
1208                                 bv = bc;
1209                         }
1210
1211                         ber_bvarray_add( &c->rvalue_vals, &bv );
1212
1213                         break;
1214                 }
1215
1216                 case LDAP_BACK_CFG_REBIND:
1217                         c->value_int = LDAP_BACK_SAVECRED( li );
1218                         break;
1219
1220                 case LDAP_BACK_CFG_CHASE:
1221                         c->value_int = LDAP_BACK_CHASE_REFERRALS( li );
1222                         break;
1223
1224                 case LDAP_BACK_CFG_T_F:
1225                         enum_to_verb( t_f_mode, (li->li_flags & LDAP_BACK_F_T_F_MASK2), &bv );
1226                         if ( BER_BVISNULL( &bv ) ) {
1227                                 /* there's something wrong... */
1228                                 assert( 0 );
1229                                 rc = 1;
1230
1231                         } else {
1232                                 value_add_one( &c->rvalue_vals, &bv );
1233                         }
1234                         break;
1235
1236                 case LDAP_BACK_CFG_WHOAMI:
1237                         c->value_int = LDAP_BACK_PROXY_WHOAMI( li );
1238                         break;
1239
1240                 case LDAP_BACK_CFG_TIMEOUT:
1241                         BER_BVZERO( &bv );
1242
1243                         for ( i = 0; i < SLAP_OP_LAST; i++ ) {
1244                                 if ( li->li_timeout[ i ] != 0 ) {
1245                                         break;
1246                                 }
1247                         }
1248
1249                         if ( i == SLAP_OP_LAST ) {
1250                                 return 1;
1251                         }
1252
1253                         slap_cf_aux_table_unparse( li->li_timeout, &bv, timeout_table );
1254
1255                         if ( BER_BVISNULL( &bv ) ) {
1256                                 return 1;
1257                         }
1258
1259                         for ( i = 0; isspace( (unsigned char) bv.bv_val[ i ] ); i++ )
1260                                 /* count spaces */ ;
1261
1262                         if ( i ) {
1263                                 bv.bv_len -= i;
1264                                 AC_MEMCPY( bv.bv_val, &bv.bv_val[ i ],
1265                                         bv.bv_len + 1 );
1266                         }
1267
1268                         ber_bvarray_add( &c->rvalue_vals, &bv );
1269                         break;
1270
1271                 case LDAP_BACK_CFG_IDLE_TIMEOUT: {
1272                         char    buf[ SLAP_TEXT_BUFLEN ];
1273
1274                         if ( li->li_idle_timeout == 0 ) {
1275                                 return 1;
1276                         }
1277
1278                         lutil_unparse_time( buf, sizeof( buf ), li->li_idle_timeout );
1279                         ber_str2bv( buf, 0, 0, &bv );
1280                         value_add_one( &c->rvalue_vals, &bv );
1281                         } break;
1282
1283                 case LDAP_BACK_CFG_CONN_TTL: {
1284                         char    buf[ SLAP_TEXT_BUFLEN ];
1285
1286                         if ( li->li_conn_ttl == 0 ) {
1287                                 return 1;
1288                         }
1289
1290                         lutil_unparse_time( buf, sizeof( buf ), li->li_conn_ttl );
1291                         ber_str2bv( buf, 0, 0, &bv );
1292                         value_add_one( &c->rvalue_vals, &bv );
1293                         } break;
1294
1295                 case LDAP_BACK_CFG_NETWORK_TIMEOUT: {
1296                         char    buf[ SLAP_TEXT_BUFLEN ];
1297
1298                         if ( li->li_network_timeout == 0 ) {
1299                                 return 1;
1300                         }
1301
1302                         snprintf( buf, sizeof( buf ), "%ld",
1303                                 (long)li->li_network_timeout );
1304                         ber_str2bv( buf, 0, 0, &bv );
1305                         value_add_one( &c->rvalue_vals, &bv );
1306                         } break;
1307
1308                 case LDAP_BACK_CFG_VERSION:
1309                         if ( li->li_version == 0 ) {
1310                                 return 1;
1311                         }
1312
1313                         c->value_int = li->li_version;
1314                         break;
1315
1316                 case LDAP_BACK_CFG_SINGLECONN:
1317                         c->value_int = LDAP_BACK_SINGLECONN( li );
1318                         break;
1319
1320                 case LDAP_BACK_CFG_USETEMP:
1321                         c->value_int = LDAP_BACK_USE_TEMPORARIES( li );
1322                         break;
1323
1324                 case LDAP_BACK_CFG_CONNPOOLMAX:
1325                         c->value_int = li->li_conn_priv_max;
1326                         break;
1327
1328                 case LDAP_BACK_CFG_CANCEL: {
1329                         slap_mask_t     mask = LDAP_BACK_F_CANCEL_MASK2;
1330
1331                         if ( LDAP_BACK_CANCEL_DISCOVER( li ) ) {
1332                                 mask &= ~LDAP_BACK_F_CANCEL_EXOP;
1333                         }
1334                         enum_to_verb( cancel_mode, (li->li_flags & mask), &bv );
1335                         if ( BER_BVISNULL( &bv ) ) {
1336                                 /* there's something wrong... */
1337                                 assert( 0 );
1338                                 rc = 1;
1339
1340                         } else {
1341                                 value_add_one( &c->rvalue_vals, &bv );
1342                         }
1343                         } break;
1344
1345                 case LDAP_BACK_CFG_QUARANTINE:
1346                         if ( !LDAP_BACK_QUARANTINE( li ) ) {
1347                                 rc = 1;
1348                                 break;
1349                         }
1350
1351                         rc = slap_retry_info_unparse( &li->li_quarantine, &bv );
1352                         if ( rc == 0 ) {
1353                                 ber_bvarray_add( &c->rvalue_vals, &bv );
1354                         }
1355                         break;
1356
1357 #ifdef SLAP_CONTROL_X_SESSION_TRACKING
1358                 case LDAP_BACK_CFG_ST_REQUEST:
1359                         c->value_int = LDAP_BACK_ST_REQUEST( li );
1360                         break;
1361 #endif /* SLAP_CONTROL_X_SESSION_TRACKING */
1362
1363                 case LDAP_BACK_CFG_NOREFS:
1364                         c->value_int = LDAP_BACK_NOREFS( li );
1365                         break;
1366
1367                 case LDAP_BACK_CFG_NOUNDEFFILTER:
1368                         c->value_int = LDAP_BACK_NOUNDEFFILTER( li );
1369                         break;
1370
1371                 case LDAP_BACK_CFG_ONERR:
1372                         enum_to_verb( onerr_mode, li->li_flags & LDAP_BACK_F_ONERR_STOP, &bv );
1373                         if ( BER_BVISNULL( &bv )) {
1374                                 rc = 1;
1375                         } else {
1376                                 value_add_one( &c->rvalue_vals, &bv );
1377                         }
1378                         break;
1379
1380                 case LDAP_BACK_CFG_KEEPALIVE: {
1381                         struct berval bv;
1382                         char buf[AC_LINE_MAX];
1383                         bv.bv_len = AC_LINE_MAX;
1384                         bv.bv_val = &buf[0];
1385                         slap_keepalive_parse(&bv, &li->li_tls.sb_keepalive, 0, 0, 1);
1386                         value_add_one( &c->rvalue_vals, &bv );
1387                         break;
1388                         }
1389
1390                 default:
1391                         /* FIXME: we need to handle all... */
1392                         assert( 0 );
1393                         break;
1394                 }
1395                 return rc;
1396
1397         } else if ( c->op == LDAP_MOD_DELETE ) {
1398                 switch( c->type ) {
1399                 case LDAP_BACK_CFG_URI:
1400                         if ( li->li_uri != NULL ) {
1401                                 ch_free( li->li_uri );
1402                                 li->li_uri = NULL;
1403
1404                                 assert( li->li_bvuri != NULL );
1405                                 ber_bvarray_free( li->li_bvuri );
1406                                 li->li_bvuri = NULL;
1407                         }
1408
1409                         /* better cleanup the cached connections... */
1410                         /* NOTE: don't worry about locking: if we got here,
1411                          * other threads are suspended. */
1412                         if ( li->li_conninfo.lai_tree != NULL ) {
1413                                 avl_free( li->li_conninfo.lai_tree, ldap_back_conn_free );
1414                                 li->li_conninfo.lai_tree = NULL;
1415                         }
1416
1417                         break;
1418
1419                 case LDAP_BACK_CFG_TLS:
1420                         rc = 1;
1421                         break;
1422
1423                 case LDAP_BACK_CFG_ACL_AUTHCDN:
1424                 case LDAP_BACK_CFG_ACL_PASSWD:
1425                 case LDAP_BACK_CFG_ACL_METHOD:
1426                         /* handled by LDAP_BACK_CFG_ACL_BIND */
1427                         rc = 1;
1428                         break;
1429
1430                 case LDAP_BACK_CFG_ACL_BIND:
1431                         bindconf_free( &li->li_acl );
1432                         break;
1433
1434                 case LDAP_BACK_CFG_IDASSERT_MODE:
1435                 case LDAP_BACK_CFG_IDASSERT_AUTHCDN:
1436                 case LDAP_BACK_CFG_IDASSERT_PASSWD:
1437                 case LDAP_BACK_CFG_IDASSERT_METHOD:
1438                         /* handled by LDAP_BACK_CFG_IDASSERT_BIND */
1439                         rc = 1;
1440                         break;
1441
1442                 case LDAP_BACK_CFG_IDASSERT_AUTHZFROM:
1443                 case LDAP_BACK_CFG_IDASSERT_PASSTHRU: {
1444                         BerVarray *bvp;
1445
1446                         switch ( c->type ) {
1447                         case LDAP_BACK_CFG_IDASSERT_AUTHZFROM: bvp = &li->li_idassert_authz; break;
1448                         case LDAP_BACK_CFG_IDASSERT_PASSTHRU: bvp = &li->li_idassert_passthru; break;
1449                         default: assert( 0 ); break;
1450                         }
1451
1452                         if ( c->valx < 0 ) {
1453                                 if ( *bvp != NULL ) {
1454                                         ber_bvarray_free( *bvp );
1455                                         *bvp = NULL;
1456                                 }
1457
1458                         } else {
1459                                 int i;
1460
1461                                 if ( *bvp == NULL ) {
1462                                         rc = 1;
1463                                         break;
1464                                 }
1465
1466                                 for ( i = 0; !BER_BVISNULL( &((*bvp)[ i ]) ); i++ )
1467                                         ;
1468
1469                                 if ( i >= c->valx ) {
1470                                         rc = 1;
1471                                         break;
1472                                 }
1473                                 ber_memfree( ((*bvp)[ c->valx ]).bv_val );
1474                                 for ( i = c->valx; !BER_BVISNULL( &((*bvp)[ i + 1 ]) ); i++ ) {
1475                                         (*bvp)[ i ] = (*bvp)[ i + 1 ];
1476                                 }
1477                                 BER_BVZERO( &((*bvp)[ i ]) );
1478                         }
1479                         } break;
1480
1481                 case LDAP_BACK_CFG_IDASSERT_BIND:
1482                         bindconf_free( &li->li_idassert.si_bc );
1483                         memset( &li->li_idassert, 0, sizeof( slap_idassert_t ) );
1484                         break;
1485
1486                 case LDAP_BACK_CFG_REBIND:
1487                 case LDAP_BACK_CFG_CHASE:
1488                 case LDAP_BACK_CFG_T_F:
1489                 case LDAP_BACK_CFG_WHOAMI:
1490                 case LDAP_BACK_CFG_CANCEL:
1491                         rc = 1;
1492                         break;
1493
1494                 case LDAP_BACK_CFG_TIMEOUT:
1495                         for ( i = 0; i < SLAP_OP_LAST; i++ ) {
1496                                 li->li_timeout[ i ] = 0;
1497                         }
1498                         break;
1499
1500                 case LDAP_BACK_CFG_IDLE_TIMEOUT:
1501                         li->li_idle_timeout = 0;
1502                         break;
1503
1504                 case LDAP_BACK_CFG_CONN_TTL:
1505                         li->li_conn_ttl = 0;
1506                         break;
1507
1508                 case LDAP_BACK_CFG_NETWORK_TIMEOUT:
1509                         li->li_network_timeout = 0;
1510                         break;
1511
1512                 case LDAP_BACK_CFG_VERSION:
1513                         li->li_version = 0;
1514                         break;
1515
1516                 case LDAP_BACK_CFG_SINGLECONN:
1517                         li->li_flags &= ~LDAP_BACK_F_SINGLECONN;
1518                         break;
1519
1520                 case LDAP_BACK_CFG_USETEMP:
1521                         li->li_flags &= ~LDAP_BACK_F_USE_TEMPORARIES;
1522                         break;
1523
1524                 case LDAP_BACK_CFG_CONNPOOLMAX:
1525                         li->li_conn_priv_max = LDAP_BACK_CONN_PRIV_MIN;
1526                         break;
1527
1528                 case LDAP_BACK_CFG_QUARANTINE:
1529                         if ( !LDAP_BACK_QUARANTINE( li ) ) {
1530                                 break;
1531                         }
1532
1533                         slap_retry_info_destroy( &li->li_quarantine );
1534                         ldap_pvt_thread_mutex_destroy( &li->li_quarantine_mutex );
1535                         li->li_isquarantined = 0;
1536                         li->li_flags &= ~LDAP_BACK_F_QUARANTINE;
1537                         break;
1538
1539 #ifdef SLAP_CONTROL_X_SESSION_TRACKING
1540                 case LDAP_BACK_CFG_ST_REQUEST:
1541                         li->li_flags &= ~LDAP_BACK_F_ST_REQUEST;
1542                         break;
1543 #endif /* SLAP_CONTROL_X_SESSION_TRACKING */
1544
1545                 case LDAP_BACK_CFG_NOREFS:
1546                         li->li_flags &= ~LDAP_BACK_F_NOREFS;
1547                         break;
1548
1549                 case LDAP_BACK_CFG_NOUNDEFFILTER:
1550                         li->li_flags &= ~LDAP_BACK_F_NOUNDEFFILTER;
1551                         break;
1552
1553                 case LDAP_BACK_CFG_ONERR:
1554                         li->li_flags &= ~LDAP_BACK_F_ONERR_STOP;
1555                         break;
1556
1557                 case LDAP_BACK_CFG_KEEPALIVE:
1558                         li->li_tls.sb_keepalive.sk_idle = 0;
1559                         li->li_tls.sb_keepalive.sk_probes = 0;
1560                         li->li_tls.sb_keepalive.sk_interval = 0;
1561                         break;
1562
1563                 default:
1564                         /* FIXME: we need to handle all... */
1565                         assert( 0 );
1566                         break;
1567                 }
1568                 return rc;
1569
1570         }
1571
1572         switch( c->type ) {
1573         case LDAP_BACK_CFG_URI: {
1574                 LDAPURLDesc     *tmpludp, *lud;
1575                 char            **urllist = NULL;
1576                 int             urlrc = LDAP_URL_SUCCESS, i;
1577
1578                 if ( li->li_uri != NULL ) {
1579                         ch_free( li->li_uri );
1580                         li->li_uri = NULL;
1581
1582                         assert( li->li_bvuri != NULL );
1583                         ber_bvarray_free( li->li_bvuri );
1584                         li->li_bvuri = NULL;
1585                 }
1586
1587                 /* PARANOID: DN and more are not required nor allowed */
1588                 urlrc = ldap_url_parselist_ext( &lud, c->argv[ 1 ], ", \t", LDAP_PVT_URL_PARSE_NONE );
1589                 if ( urlrc != LDAP_URL_SUCCESS ) {
1590                         char    *why;
1591
1592                         switch ( urlrc ) {
1593                         case LDAP_URL_ERR_MEM:
1594                                 why = "no memory";
1595                                 break;
1596                         case LDAP_URL_ERR_PARAM:
1597                                 why = "parameter is bad";
1598                                 break;
1599                         case LDAP_URL_ERR_BADSCHEME:
1600                                 why = "URL doesn't begin with \"[c]ldap[si]://\"";
1601                                 break;
1602                         case LDAP_URL_ERR_BADENCLOSURE:
1603                                 why = "URL is missing trailing \">\"";
1604                                 break;
1605                         case LDAP_URL_ERR_BADURL:
1606                                 why = "URL is bad";
1607                                 break;
1608                         case LDAP_URL_ERR_BADHOST:
1609                                 why = "host/port is bad";
1610                                 break;
1611                         case LDAP_URL_ERR_BADATTRS:
1612                                 why = "bad (or missing) attributes";
1613                                 break;
1614                         case LDAP_URL_ERR_BADSCOPE:
1615                                 why = "scope string is invalid (or missing)";
1616                                 break;
1617                         case LDAP_URL_ERR_BADFILTER:
1618                                 why = "bad or missing filter";
1619                                 break;
1620                         case LDAP_URL_ERR_BADEXTS:
1621                                 why = "bad or missing extensions";
1622                                 break;
1623                         default:
1624                                 why = "unknown reason";
1625                                 break;
1626                         }
1627                         snprintf( c->cr_msg, sizeof( c->cr_msg),
1628                                         "unable to parse uri \"%s\" "
1629                                         "in \"uri <uri>\" line: %s",
1630                                         c->value_string, why );
1631                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
1632                         urlrc = 1;
1633                         goto done_url;
1634                 }
1635
1636                 for ( i = 0, tmpludp = lud;
1637                                 tmpludp;
1638                                 i++, tmpludp = tmpludp->lud_next )
1639                 {
1640                         if ( ( tmpludp->lud_dn != NULL
1641                                                 && tmpludp->lud_dn[0] != '\0' )
1642                                         || tmpludp->lud_attrs != NULL
1643                                         /* || tmpludp->lud_scope != LDAP_SCOPE_DEFAULT */
1644                                         || tmpludp->lud_filter != NULL
1645                                         || tmpludp->lud_exts != NULL )
1646                         {
1647                                 snprintf( c->cr_msg, sizeof( c->cr_msg ),
1648                                                 "warning, only protocol, "
1649                                                 "host and port allowed "
1650                                                 "in \"uri <uri>\" statement "
1651                                                 "for uri #%d of \"%s\"",
1652                                                 i, c->argv[ 1 ] );
1653                                 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
1654                         }
1655                 }
1656
1657                 for ( i = 0, tmpludp = lud;
1658                                 tmpludp;
1659                                 i++, tmpludp = tmpludp->lud_next )
1660                         /* just count */
1661                         ;
1662                 urllist = ch_calloc( sizeof( char * ), i + 1 );
1663
1664                 for ( i = 0, tmpludp = lud;
1665                                 tmpludp;
1666                                 i++, tmpludp = tmpludp->lud_next )
1667                 {
1668                         LDAPURLDesc     tmplud;
1669
1670                         tmplud = *tmpludp;
1671                         tmplud.lud_dn = "";
1672                         tmplud.lud_attrs = NULL;
1673                         tmplud.lud_filter = NULL;
1674                         if ( !ldap_is_ldapi_url( tmplud.lud_scheme ) ) {
1675                                 tmplud.lud_exts = NULL;
1676                                 tmplud.lud_crit_exts = 0;
1677                         }
1678
1679                         urllist[ i ]  = ldap_url_desc2str( &tmplud );
1680
1681                         if ( urllist[ i ] == NULL ) {
1682                                 snprintf( c->cr_msg, sizeof( c->cr_msg),
1683                                         "unable to rebuild uri "
1684                                         "in \"uri <uri>\" statement "
1685                                         "for \"%s\"",
1686                                         c->argv[ 1 ] );
1687                                 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
1688                                 urlrc = 1;
1689                                 goto done_url;
1690                         }
1691                 }
1692
1693                 li->li_uri = ldap_charray2str( urllist, " " );
1694                 for ( i = 0; urllist[ i ] != NULL; i++ ) {
1695                         struct berval   bv;
1696
1697                         ber_str2bv( urllist[ i ], 0, 0, &bv );
1698                         ber_bvarray_add( &li->li_bvuri, &bv );
1699                         urllist[ i ] = NULL;
1700                 }
1701                 ldap_memfree( urllist );
1702                 urllist = NULL;
1703
1704 done_url:;
1705                 if ( urllist ) {
1706                         ldap_charray_free( urllist );
1707                 }
1708                 if ( lud ) {
1709                         ldap_free_urllist( lud );
1710                 }
1711                 if ( urlrc != LDAP_URL_SUCCESS ) {
1712                         return 1;
1713                 }
1714                 break;
1715         }
1716
1717         case LDAP_BACK_CFG_TLS:
1718                 i = verb_to_mask( c->argv[1], tls_mode );
1719                 if ( BER_BVISNULL( &tls_mode[i].word ) ) {
1720                         return 1;
1721                 }
1722                 li->li_flags &= ~LDAP_BACK_F_TLS_MASK;
1723                 li->li_flags |= tls_mode[i].mask;
1724                 if ( c->argc > 2 ) {
1725                         for ( i=2; i<c->argc; i++ ) {
1726                                 if ( bindconf_tls_parse( c->argv[i], &li->li_tls ))
1727                                         return 1;
1728                         }
1729                         bindconf_tls_defaults( &li->li_tls );
1730                 }
1731                 break;
1732
1733         case LDAP_BACK_CFG_ACL_AUTHCDN:
1734                 switch ( li->li_acl_authmethod ) {
1735                 case LDAP_AUTH_NONE:
1736                         li->li_acl_authmethod = LDAP_AUTH_SIMPLE;
1737                         break;
1738
1739                 case LDAP_AUTH_SIMPLE:
1740                         break;
1741
1742                 default:
1743                         snprintf( c->cr_msg, sizeof( c->cr_msg),
1744                                 "\"acl-authcDN <DN>\" incompatible "
1745                                 "with auth method %d",
1746                                 li->li_acl_authmethod );
1747                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
1748                         return 1;
1749                 }
1750                 if ( !BER_BVISNULL( &li->li_acl_authcDN ) ) {
1751                         free( li->li_acl_authcDN.bv_val );
1752                 }
1753                 ber_memfree_x( c->value_dn.bv_val, NULL );
1754                 li->li_acl_authcDN = c->value_ndn;
1755                 BER_BVZERO( &c->value_dn );
1756                 BER_BVZERO( &c->value_ndn );
1757                 break;
1758
1759         case LDAP_BACK_CFG_ACL_PASSWD:
1760                 switch ( li->li_acl_authmethod ) {
1761                 case LDAP_AUTH_NONE:
1762                         li->li_acl_authmethod = LDAP_AUTH_SIMPLE;
1763                         break;
1764
1765                 case LDAP_AUTH_SIMPLE:
1766                         break;
1767
1768                 default:
1769                         snprintf( c->cr_msg, sizeof( c->cr_msg ),
1770                                 "\"acl-passwd <cred>\" incompatible "
1771                                 "with auth method %d",
1772                                 li->li_acl_authmethod );
1773                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
1774                         return 1;
1775                 }
1776                 if ( !BER_BVISNULL( &li->li_acl_passwd ) ) {
1777                         free( li->li_acl_passwd.bv_val );
1778                 }
1779                 ber_str2bv( c->argv[ 1 ], 0, 1, &li->li_acl_passwd );
1780                 break;
1781
1782         case LDAP_BACK_CFG_ACL_METHOD:
1783         case LDAP_BACK_CFG_ACL_BIND:
1784                 for ( i = 1; i < c->argc; i++ ) {
1785                         if ( bindconf_parse( c->argv[ i ], &li->li_acl ) ) {
1786                                 return 1;
1787                         }
1788                 }
1789                 bindconf_tls_defaults( &li->li_acl );
1790                 break;
1791
1792         case LDAP_BACK_CFG_IDASSERT_MODE:
1793                 i = verb_to_mask( c->argv[1], idassert_mode );
1794                 if ( BER_BVISNULL( &idassert_mode[i].word ) ) {
1795                         if ( strncasecmp( c->argv[1], "u:", STRLENOF( "u:" ) ) == 0 ) {
1796                                 li->li_idassert_mode = LDAP_BACK_IDASSERT_OTHERID;
1797                                 ber_str2bv( c->argv[1], 0, 1, &li->li_idassert_authzID );
1798                                 li->li_idassert_authzID.bv_val[ 0 ] = 'u';
1799
1800                         } else {
1801                                 struct berval   id, ndn;
1802
1803                                 ber_str2bv( c->argv[1], 0, 0, &id );
1804
1805                                 if ( strncasecmp( c->argv[1], "dn:", STRLENOF( "dn:" ) ) == 0 ) {
1806                                         id.bv_val += STRLENOF( "dn:" );
1807                                         id.bv_len -= STRLENOF( "dn:" );
1808                                 }
1809
1810                                 rc = dnNormalize( 0, NULL, NULL, &id, &ndn, NULL );
1811                                 if ( rc != LDAP_SUCCESS ) {
1812                                         Debug( LDAP_DEBUG_ANY,
1813                                                 "%s: line %d: idassert ID \"%s\" is not a valid DN\n",
1814                                                 c->fname, c->lineno, c->argv[1] );
1815                                         return 1;
1816                                 }
1817
1818                                 li->li_idassert_authzID.bv_len = STRLENOF( "dn:" ) + ndn.bv_len;
1819                                 li->li_idassert_authzID.bv_val = ch_malloc( li->li_idassert_authzID.bv_len + 1 );
1820                                 AC_MEMCPY( li->li_idassert_authzID.bv_val, "dn:", STRLENOF( "dn:" ) );
1821                                 AC_MEMCPY( &li->li_idassert_authzID.bv_val[ STRLENOF( "dn:" ) ], ndn.bv_val, ndn.bv_len + 1 );
1822                                 ch_free( ndn.bv_val );
1823
1824                                 li->li_idassert_mode = LDAP_BACK_IDASSERT_OTHERDN;
1825                         }
1826
1827                 } else {
1828                         li->li_idassert_mode = idassert_mode[i].mask;
1829                 }
1830
1831                 if ( c->argc > 2 ) {
1832                         int     i;
1833
1834                         for ( i = 2; i < c->argc; i++ ) {
1835                                 if ( strcasecmp( c->argv[ i ], "override" ) == 0 ) {
1836                                         li->li_idassert_flags |= LDAP_BACK_AUTH_OVERRIDE;
1837
1838                                 } else if ( strcasecmp( c->argv[ i ], "prescriptive" ) == 0 ) {
1839                                         li->li_idassert_flags |= LDAP_BACK_AUTH_PRESCRIPTIVE;
1840
1841                                 } else if ( strcasecmp( c->argv[ i ], "non-prescriptive" ) == 0 ) {
1842                                         li->li_idassert_flags &= ( ~LDAP_BACK_AUTH_PRESCRIPTIVE );
1843
1844                                 } else if ( strcasecmp( c->argv[ i ], "obsolete-proxy-authz" ) == 0 ) {
1845                                         if ( li->li_idassert_flags & LDAP_BACK_AUTH_OBSOLETE_ENCODING_WORKAROUND ) {
1846                                                 Debug( LDAP_DEBUG_ANY,
1847                                                         "%s: line %d: \"obsolete-proxy-authz\" flag "
1848                                                         "in \"idassert-mode <args>\" "
1849                                                         "incompatible with previously issued \"obsolete-encoding-workaround\" flag.\n",
1850                                                         c->fname, c->lineno, 0 );
1851                                                 return 1;
1852                                         }
1853                                         li->li_idassert_flags |= LDAP_BACK_AUTH_OBSOLETE_PROXY_AUTHZ;
1854
1855                                 } else if ( strcasecmp( c->argv[ i ], "obsolete-encoding-workaround" ) == 0 ) {
1856                                         if ( li->li_idassert_flags & LDAP_BACK_AUTH_OBSOLETE_PROXY_AUTHZ ) {
1857                                                 Debug( LDAP_DEBUG_ANY,
1858                                                         "%s: line %d: \"obsolete-encoding-workaround\" flag "
1859                                                         "in \"idassert-mode <args>\" "
1860                                                         "incompatible with previously issued \"obsolete-proxy-authz\" flag.\n",
1861                                                         c->fname, c->lineno, 0 );
1862                                                 return 1;
1863                                         }
1864                                         li->li_idassert_flags |= LDAP_BACK_AUTH_OBSOLETE_ENCODING_WORKAROUND;
1865
1866                                 } else {
1867                                         Debug( LDAP_DEBUG_ANY,
1868                                                 "%s: line %d: unknown flag #%d "
1869                                                 "in \"idassert-mode <args> "
1870                                                 "[<flags>]\" line.\n",
1871                                                 c->fname, c->lineno, i - 2 );
1872                                         return 1;
1873                                 }
1874                         }
1875                 }
1876                 break;
1877
1878         case LDAP_BACK_CFG_IDASSERT_AUTHCDN:
1879                 switch ( li->li_idassert_authmethod ) {
1880                 case LDAP_AUTH_NONE:
1881                         li->li_idassert_authmethod = LDAP_AUTH_SIMPLE;
1882                         break;
1883
1884                 case LDAP_AUTH_SIMPLE:
1885                         break;
1886
1887                 default:
1888                         snprintf( c->cr_msg, sizeof( c->cr_msg ),
1889                                 "\"idassert-authcDN <DN>\" incompatible "
1890                                 "with auth method %d",
1891                                 li->li_idassert_authmethod );
1892                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
1893                         return 1;
1894                 }
1895                 if ( !BER_BVISNULL( &li->li_idassert_authcDN ) ) {
1896                         free( li->li_idassert_authcDN.bv_val );
1897                 }
1898                 ber_memfree_x( c->value_dn.bv_val, NULL );
1899                 li->li_idassert_authcDN = c->value_ndn;
1900                 BER_BVZERO( &c->value_dn );
1901                 BER_BVZERO( &c->value_ndn );
1902                 break;
1903
1904         case LDAP_BACK_CFG_IDASSERT_PASSWD:
1905                 switch ( li->li_idassert_authmethod ) {
1906                 case LDAP_AUTH_NONE:
1907                         li->li_idassert_authmethod = LDAP_AUTH_SIMPLE;
1908                         break;
1909
1910                 case LDAP_AUTH_SIMPLE:
1911                         break;
1912
1913                 default:
1914                         snprintf( c->cr_msg, sizeof( c->cr_msg ),
1915                                 "\"idassert-passwd <cred>\" incompatible "
1916                                 "with auth method %d",
1917                                 li->li_idassert_authmethod );
1918                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
1919                         return 1;
1920                 }
1921                 if ( !BER_BVISNULL( &li->li_idassert_passwd ) ) {
1922                         free( li->li_idassert_passwd.bv_val );
1923                 }
1924                 ber_str2bv( c->argv[ 1 ], 0, 1, &li->li_idassert_passwd );
1925                 break;
1926
1927         case LDAP_BACK_CFG_IDASSERT_AUTHZFROM:
1928                 rc = slap_idassert_authzfrom_parse( c, &li->li_idassert );
1929                 break;
1930
1931         case LDAP_BACK_CFG_IDASSERT_PASSTHRU:
1932                 rc = slap_idassert_passthru_parse( c, &li->li_idassert );
1933                 break;
1934
1935         case LDAP_BACK_CFG_IDASSERT_METHOD:
1936                 /* no longer supported */
1937                 snprintf( c->cr_msg, sizeof( c->cr_msg ),
1938                         "\"idassert-method <args>\": "
1939                         "no longer supported; use \"idassert-bind\"" );
1940                 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
1941                 return 1;
1942
1943         case LDAP_BACK_CFG_IDASSERT_BIND:
1944                 rc = slap_idassert_parse( c, &li->li_idassert );
1945                 break;
1946
1947         case LDAP_BACK_CFG_REBIND:
1948                 if ( c->argc == 1 || c->value_int ) {
1949                         li->li_flags |= LDAP_BACK_F_SAVECRED;
1950
1951                 } else {
1952                         li->li_flags &= ~LDAP_BACK_F_SAVECRED;
1953                 }
1954                 break;
1955
1956         case LDAP_BACK_CFG_CHASE:
1957                 if ( c->argc == 1 || c->value_int ) {
1958                         li->li_flags |= LDAP_BACK_F_CHASE_REFERRALS;
1959
1960                 } else {
1961                         li->li_flags &= ~LDAP_BACK_F_CHASE_REFERRALS;
1962                 }
1963                 break;
1964
1965         case LDAP_BACK_CFG_T_F: {
1966                 slap_mask_t             mask;
1967
1968                 i = verb_to_mask( c->argv[1], t_f_mode );
1969                 if ( BER_BVISNULL( &t_f_mode[i].word ) ) {
1970                         return 1;
1971                 }
1972
1973                 mask = t_f_mode[i].mask;
1974
1975                 if ( LDAP_BACK_ISOPEN( li )
1976                         && mask == LDAP_BACK_F_T_F_DISCOVER
1977                         && !LDAP_BACK_T_F( li ) )
1978                 {
1979                         slap_bindconf   sb = { BER_BVNULL };
1980                         int             rc;
1981
1982                         if ( li->li_uri == NULL ) {
1983                                 snprintf( c->cr_msg, sizeof( c->cr_msg ),
1984                                         "need URI to discover absolute filters support "
1985                                         "in \"t-f-support discover\"" );
1986                                 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
1987                                 return 1;
1988                         }
1989
1990                         ber_str2bv( li->li_uri, 0, 0, &sb.sb_uri );
1991                         sb.sb_version = li->li_version;
1992                         sb.sb_method = LDAP_AUTH_SIMPLE;
1993                         BER_BVSTR( &sb.sb_binddn, "" );
1994
1995                         rc = slap_discover_feature( &sb,
1996                                         slap_schema.si_ad_supportedFeatures->ad_cname.bv_val,
1997                                         LDAP_FEATURE_ABSOLUTE_FILTERS );
1998                         if ( rc == LDAP_COMPARE_TRUE ) {
1999                                 mask |= LDAP_BACK_F_T_F;
2000                         }
2001                 }
2002
2003                 li->li_flags &= ~LDAP_BACK_F_T_F_MASK2;
2004                 li->li_flags |= mask;
2005                 } break;
2006
2007         case LDAP_BACK_CFG_WHOAMI:
2008                 if ( c->argc == 1 || c->value_int ) {
2009                         li->li_flags |= LDAP_BACK_F_PROXY_WHOAMI;
2010                         load_extop( (struct berval *)&slap_EXOP_WHOAMI,
2011                                         0, ldap_back_exop_whoami );
2012
2013                 } else {
2014                         li->li_flags &= ~LDAP_BACK_F_PROXY_WHOAMI;
2015                 }
2016                 break;
2017
2018         case LDAP_BACK_CFG_TIMEOUT:
2019                 for ( i = 1; i < c->argc; i++ ) {
2020                         if ( isdigit( (unsigned char) c->argv[ i ][ 0 ] ) ) {
2021                                 int             j;
2022                                 unsigned        u;
2023
2024                                 if ( lutil_atoux( &u, c->argv[ i ], 0 ) != 0 ) {
2025                                         snprintf( c->cr_msg, sizeof( c->cr_msg),
2026                                                 "unable to parse timeout \"%s\"",
2027                                                 c->argv[ i ] );
2028                                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
2029                                         return 1;
2030                                 }
2031
2032                                 for ( j = 0; j < SLAP_OP_LAST; j++ ) {
2033                                         li->li_timeout[ j ] = u;
2034                                 }
2035
2036                                 continue;
2037                         }
2038
2039                         if ( slap_cf_aux_table_parse( c->argv[ i ], li->li_timeout, timeout_table, "slapd-ldap timeout" ) ) {
2040                                 snprintf( c->cr_msg, sizeof( c->cr_msg),
2041                                         "unable to parse timeout \"%s\"",
2042                                         c->argv[ i ] );
2043                                 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
2044                                 return 1;
2045                         }
2046                 }
2047                 break;
2048
2049         case LDAP_BACK_CFG_IDLE_TIMEOUT: {
2050                 unsigned long   t;
2051
2052                 if ( lutil_parse_time( c->argv[ 1 ], &t ) != 0 ) {
2053                         snprintf( c->cr_msg, sizeof( c->cr_msg),
2054                                 "unable to parse idle timeout \"%s\"",
2055                                 c->argv[ 1 ] );
2056                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
2057                         return 1;
2058                 }
2059                 li->li_idle_timeout = (time_t)t;
2060                 } break;
2061
2062         case LDAP_BACK_CFG_CONN_TTL: {
2063                 unsigned long   t;
2064
2065                 if ( lutil_parse_time( c->argv[ 1 ], &t ) != 0 ) {
2066                         snprintf( c->cr_msg, sizeof( c->cr_msg),
2067                                 "unable to parse conn ttl\"%s\"",
2068                                 c->argv[ 1 ] );
2069                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
2070                         return 1;
2071                 }
2072                 li->li_conn_ttl = (time_t)t;
2073                 } break;
2074
2075         case LDAP_BACK_CFG_NETWORK_TIMEOUT: {
2076                 unsigned long   t;
2077
2078                 if ( lutil_parse_time( c->argv[ 1 ], &t ) != 0 ) {
2079                         snprintf( c->cr_msg, sizeof( c->cr_msg),
2080                                 "unable to parse network timeout \"%s\"",
2081                                 c->argv[ 1 ] );
2082                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
2083                         return 1;
2084                 }
2085                 li->li_network_timeout = (time_t)t;
2086                 } break;
2087
2088         case LDAP_BACK_CFG_VERSION:
2089                 if ( c->value_int != 0 && ( c->value_int < LDAP_VERSION_MIN || c->value_int > LDAP_VERSION_MAX ) ) {
2090                         snprintf( c->cr_msg, sizeof( c->cr_msg ),
2091                                 "unsupported version \"%s\" "
2092                                 "in \"protocol-version <version>\"",
2093                                 c->argv[ 1 ] );
2094                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
2095                         return 1;
2096                 }
2097
2098                 li->li_version = c->value_int;
2099                 break;
2100
2101         case LDAP_BACK_CFG_SINGLECONN:
2102                 if ( c->value_int ) {
2103                         li->li_flags |= LDAP_BACK_F_SINGLECONN;
2104
2105                 } else {
2106                         li->li_flags &= ~LDAP_BACK_F_SINGLECONN;
2107                 }
2108                 break;
2109
2110         case LDAP_BACK_CFG_USETEMP:
2111                 if ( c->value_int ) {
2112                         li->li_flags |= LDAP_BACK_F_USE_TEMPORARIES;
2113
2114                 } else {
2115                         li->li_flags &= ~LDAP_BACK_F_USE_TEMPORARIES;
2116                 }
2117                 break;
2118
2119         case LDAP_BACK_CFG_CONNPOOLMAX:
2120                 if ( c->value_int < LDAP_BACK_CONN_PRIV_MIN
2121                         || c->value_int > LDAP_BACK_CONN_PRIV_MAX )
2122                 {
2123                         snprintf( c->cr_msg, sizeof( c->cr_msg ),
2124                                 "invalid max size " "of privileged "
2125                                 "connections pool \"%s\" "
2126                                 "in \"conn-pool-max <n> "
2127                                 "(must be between %d and %d)\"",
2128                                 c->argv[ 1 ],
2129                                 LDAP_BACK_CONN_PRIV_MIN,
2130                                 LDAP_BACK_CONN_PRIV_MAX );
2131                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
2132                         return 1;
2133                 }
2134                 li->li_conn_priv_max = c->value_int;
2135                 break;
2136
2137         case LDAP_BACK_CFG_CANCEL: {
2138                 slap_mask_t             mask;
2139
2140                 i = verb_to_mask( c->argv[1], cancel_mode );
2141                 if ( BER_BVISNULL( &cancel_mode[i].word ) ) {
2142                         return 1;
2143                 }
2144
2145                 mask = cancel_mode[i].mask;
2146
2147                 if ( LDAP_BACK_ISOPEN( li )
2148                         && mask == LDAP_BACK_F_CANCEL_EXOP_DISCOVER
2149                         && !LDAP_BACK_CANCEL( li ) )
2150                 {
2151                         slap_bindconf   sb = { BER_BVNULL };
2152                         int             rc;
2153
2154                         if ( li->li_uri == NULL ) {
2155                                 snprintf( c->cr_msg, sizeof( c->cr_msg ),
2156                                         "need URI to discover \"cancel\" support "
2157                                         "in \"cancel exop-discover\"" );
2158                                 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
2159                                 return 1;
2160                         }
2161
2162                         ber_str2bv( li->li_uri, 0, 0, &sb.sb_uri );
2163                         sb.sb_version = li->li_version;
2164                         sb.sb_method = LDAP_AUTH_SIMPLE;
2165                         BER_BVSTR( &sb.sb_binddn, "" );
2166
2167                         rc = slap_discover_feature( &sb,
2168                                         slap_schema.si_ad_supportedExtension->ad_cname.bv_val,
2169                                         LDAP_EXOP_CANCEL );
2170                         if ( rc == LDAP_COMPARE_TRUE ) {
2171                                 mask |= LDAP_BACK_F_CANCEL_EXOP;
2172                         }
2173                 }
2174
2175                 li->li_flags &= ~LDAP_BACK_F_CANCEL_MASK2;
2176                 li->li_flags |= mask;
2177                 } break;
2178
2179         case LDAP_BACK_CFG_QUARANTINE:
2180                 if ( LDAP_BACK_QUARANTINE( li ) ) {
2181                         snprintf( c->cr_msg, sizeof( c->cr_msg ),
2182                                 "quarantine already defined" );
2183                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
2184                         return 1;
2185                 }
2186                 rc = slap_retry_info_parse( c->argv[1], &li->li_quarantine,
2187                         c->cr_msg, sizeof( c->cr_msg ) );
2188                 if ( rc ) {
2189                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
2190
2191                 } else {
2192                         ldap_pvt_thread_mutex_init( &li->li_quarantine_mutex );
2193                         /* give it a chance to retry if the pattern gets reset
2194                          * via back-config */
2195                         li->li_isquarantined = 0;
2196                         li->li_flags |= LDAP_BACK_F_QUARANTINE;
2197                 }
2198                 break;
2199
2200 #ifdef SLAP_CONTROL_X_SESSION_TRACKING
2201         case LDAP_BACK_CFG_ST_REQUEST:
2202                 if ( c->value_int ) {
2203                         li->li_flags |= LDAP_BACK_F_ST_REQUEST;
2204
2205                 } else {
2206                         li->li_flags &= ~LDAP_BACK_F_ST_REQUEST;
2207                 }
2208                 break;
2209 #endif /* SLAP_CONTROL_X_SESSION_TRACKING */
2210
2211         case LDAP_BACK_CFG_NOREFS:
2212                 if ( c->value_int ) {
2213                         li->li_flags |= LDAP_BACK_F_NOREFS;
2214
2215                 } else {
2216                         li->li_flags &= ~LDAP_BACK_F_NOREFS;
2217                 }
2218                 break;
2219
2220         case LDAP_BACK_CFG_NOUNDEFFILTER:
2221                 if ( c->value_int ) {
2222                         li->li_flags |= LDAP_BACK_F_NOUNDEFFILTER;
2223
2224                 } else {
2225                         li->li_flags &= ~LDAP_BACK_F_NOUNDEFFILTER;
2226                 }
2227                 break;
2228
2229         case LDAP_BACK_CFG_ONERR:
2230         /* onerr? */
2231                 i = verb_to_mask( c->argv[1], onerr_mode );
2232                 if ( BER_BVISNULL( &onerr_mode[i].word ) ) {
2233                         snprintf( c->cr_msg, sizeof( c->cr_msg ),
2234                                 "%s unknown argument \"%s\"",
2235                                 c->argv[0], c->argv[1] );
2236                         Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
2237                         return 1;
2238                 }
2239                 li->li_flags &= ~LDAP_BACK_F_ONERR_STOP;
2240                 li->li_flags |= onerr_mode[i].mask;
2241                 break;
2242
2243         case LDAP_BACK_CFG_REWRITE:
2244                 snprintf( c->cr_msg, sizeof( c->cr_msg ),
2245                         "rewrite/remap capabilities have been moved "
2246                         "to the \"rwm\" overlay; see slapo-rwm(5) "
2247                         "for details (hint: add \"overlay rwm\" "
2248                         "and prefix all directives with \"rwm-\")" );
2249                 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
2250                 return 1;
2251
2252         case LDAP_BACK_CFG_KEEPALIVE:
2253                 slap_keepalive_parse( ber_bvstrdup(c->argv[1]),
2254                                  &li->li_tls.sb_keepalive, 0, 0, 0);
2255                 break;
2256
2257         default:
2258                 /* FIXME: try to catch inconsistencies */
2259                 assert( 0 );
2260                 break;
2261         }
2262
2263         return rc;
2264 }
2265
2266 int
2267 ldap_back_init_cf( BackendInfo *bi )
2268 {
2269         int                     rc;
2270         AttributeDescription    *ad = NULL;
2271         const char              *text;
2272
2273         /* Make sure we don't exceed the bits reserved for userland */
2274         config_check_userland( LDAP_BACK_CFG_LAST );
2275
2276         bi->bi_cf_ocs = ldapocs;
2277
2278         rc = config_register_schema( ldapcfg, ldapocs );
2279         if ( rc ) {
2280                 return rc;
2281         }
2282
2283         /* setup olcDbAclPasswd and olcDbIDAssertPasswd
2284          * to be base64-encoded when written in LDIF form;
2285          * basically, we don't care if it fails */
2286         rc = slap_str2ad( "olcDbACLPasswd", &ad, &text );
2287         if ( rc ) {
2288                 Debug( LDAP_DEBUG_ANY, "config_back_initialize: "
2289                         "warning, unable to get \"olcDbACLPasswd\" "
2290                         "attribute description: %d: %s\n",
2291                         rc, text, 0 );
2292         } else {
2293                 (void)ldif_must_b64_encode_register( ad->ad_cname.bv_val,
2294                         ad->ad_type->sat_oid );
2295         }
2296
2297         ad = NULL;
2298         rc = slap_str2ad( "olcDbIDAssertPasswd", &ad, &text );
2299         if ( rc ) {
2300                 Debug( LDAP_DEBUG_ANY, "config_back_initialize: "
2301                         "warning, unable to get \"olcDbIDAssertPasswd\" "
2302                         "attribute description: %d: %s\n",
2303                         rc, text, 0 );
2304         } else {
2305                 (void)ldif_must_b64_encode_register( ad->ad_cname.bv_val,
2306                         ad->ad_type->sat_oid );
2307         }
2308
2309         return 0;
2310 }
2311
2312 static int
2313 ldap_pbind_cf_gen( ConfigArgs *c )
2314 {
2315         slap_overinst   *on = (slap_overinst *)c->bi;
2316         void    *private = c->be->be_private;
2317         int             rc;
2318
2319         c->be->be_private = on->on_bi.bi_private;
2320         rc = ldap_back_cf_gen( c );
2321         c->be->be_private = private;
2322         return rc;
2323 }
2324
2325 int
2326 ldap_pbind_init_cf( BackendInfo *bi )
2327 {
2328         bi->bi_cf_ocs = pbindocs;
2329
2330         return config_register_schema( pbindcfg, pbindocs );
2331 }
2332
2333 static int
2334 ldap_back_exop_whoami(
2335                 Operation       *op,
2336                 SlapReply       *rs )
2337 {
2338         struct berval *bv = NULL;
2339
2340         if ( op->oq_extended.rs_reqdata != NULL ) {
2341                 /* no request data should be provided */
2342                 rs->sr_text = "no request data expected";
2343                 return rs->sr_err = LDAP_PROTOCOL_ERROR;
2344         }
2345
2346         Statslog( LDAP_DEBUG_STATS, "%s WHOAMI\n",
2347             op->o_log_prefix, 0, 0, 0, 0 );
2348
2349         rs->sr_err = backend_check_restrictions( op, rs,
2350                         (struct berval *)&slap_EXOP_WHOAMI );
2351         if( rs->sr_err != LDAP_SUCCESS ) return rs->sr_err;
2352
2353         /* if auth'd by back-ldap and request is proxied, forward it */
2354         if ( op->o_conn->c_authz_backend
2355                 && !strcmp( op->o_conn->c_authz_backend->be_type, "ldap" )
2356                 && !dn_match( &op->o_ndn, &op->o_conn->c_ndn ) )
2357         {
2358                 ldapconn_t      *lc = NULL;
2359                 LDAPControl c, *ctrls[2] = {NULL, NULL};
2360                 LDAPMessage *res;
2361                 Operation op2 = *op;
2362                 ber_int_t msgid;
2363                 int doretry = 1;
2364                 char *ptr;
2365
2366                 ctrls[0] = &c;
2367                 op2.o_ndn = op->o_conn->c_ndn;
2368                 if ( !ldap_back_dobind( &lc, &op2, rs, LDAP_BACK_SENDERR ) ) {
2369                         return -1;
2370                 }
2371                 c.ldctl_oid = LDAP_CONTROL_PROXY_AUTHZ;
2372                 c.ldctl_iscritical = 1;
2373                 c.ldctl_value.bv_val = op->o_tmpalloc(
2374                         op->o_ndn.bv_len + STRLENOF( "dn:" ) + 1,
2375                         op->o_tmpmemctx );
2376                 c.ldctl_value.bv_len = op->o_ndn.bv_len + 3;
2377                 ptr = c.ldctl_value.bv_val;
2378                 ptr = lutil_strcopy( ptr, "dn:" );
2379                 ptr = lutil_strncopy( ptr, op->o_ndn.bv_val, op->o_ndn.bv_len );
2380                 ptr[ 0 ] = '\0';
2381
2382 retry:
2383                 rs->sr_err = ldap_whoami( lc->lc_ld, ctrls, NULL, &msgid );
2384                 if ( rs->sr_err == LDAP_SUCCESS ) {
2385                         /* by now, make sure no timeout is used (ITS#6282) */
2386                         struct timeval tv = { -1, 0 };
2387                         if ( ldap_result( lc->lc_ld, msgid, LDAP_MSG_ALL, &tv, &res ) == -1 ) {
2388                                 ldap_get_option( lc->lc_ld, LDAP_OPT_ERROR_NUMBER,
2389                                         &rs->sr_err );
2390                                 if ( rs->sr_err == LDAP_SERVER_DOWN && doretry ) {
2391                                         doretry = 0;
2392                                         if ( ldap_back_retry( &lc, op, rs, LDAP_BACK_SENDERR ) ) {
2393                                                 goto retry;
2394                                         }
2395                                 }
2396
2397                         } else {
2398                                 /* NOTE: are we sure "bv" will be malloc'ed
2399                                  * with the appropriate memory? */
2400                                 rs->sr_err = ldap_parse_whoami( lc->lc_ld, res, &bv );
2401                                 ldap_msgfree(res);
2402                         }
2403                 }
2404                 op->o_tmpfree( c.ldctl_value.bv_val, op->o_tmpmemctx );
2405                 if ( rs->sr_err != LDAP_SUCCESS ) {
2406                         rs->sr_err = slap_map_api2result( rs );
2407                 }
2408
2409                 if ( lc != NULL ) {
2410                         ldap_back_release_conn( (ldapinfo_t *)op2.o_bd->be_private, lc );
2411                 }
2412
2413         } else {
2414                 /* else just do the same as before */
2415                 bv = (struct berval *) ch_malloc( sizeof( struct berval ) );
2416                 if ( !BER_BVISEMPTY( &op->o_dn ) ) {
2417                         bv->bv_len = op->o_dn.bv_len + STRLENOF( "dn:" );
2418                         bv->bv_val = ch_malloc( bv->bv_len + 1 );
2419                         AC_MEMCPY( bv->bv_val, "dn:", STRLENOF( "dn:" ) );
2420                         AC_MEMCPY( &bv->bv_val[ STRLENOF( "dn:" ) ], op->o_dn.bv_val,
2421                                 op->o_dn.bv_len );
2422                         bv->bv_val[ bv->bv_len ] = '\0';
2423
2424                 } else {
2425                         bv->bv_len = 0;
2426                         bv->bv_val = NULL;
2427                 }
2428         }
2429
2430         rs->sr_rspdata = bv;
2431         return rs->sr_err;
2432 }
2433
2434