git.sur5r.net Git - openldap/blob - servers/slapd/overlays/accesslog.c

   1 /* accesslog.c - log operations for audit/history purposes */
   2 /* $OpenLDAP$ */
   3 /* This work is part of OpenLDAP Software <http://www.openldap.org/>.
   4  *
   5  * Copyright 2005-2007 The OpenLDAP Foundation.
   6  * Portions copyright 2004-2005 Symas Corporation.
   7  * All rights reserved.
   8  *
   9  * Redistribution and use in source and binary forms, with or without
  10  * modification, are permitted only as authorized by the OpenLDAP
  11  * Public License.
  12  *
  13  * A copy of this license is available in the file LICENSE in the
  14  * top-level directory of the distribution or, alternatively, at
  15  * <http://www.OpenLDAP.org/license.html>.
  16  */
  17 /* ACKNOWLEDGEMENTS:
  18  * This work was initially developed by Howard Chu for inclusion in
  19  * OpenLDAP Software.
  20  */
  21
  22 #include "portable.h"
  23
  24 #ifdef SLAPD_OVER_ACCESSLOG
  25
  26 #include <stdio.h>
  27
  28 #include <ac/string.h>
  29 #include <ac/ctype.h>
  30
  31 #include "slap.h"
  32 #include "config.h"
  33 #include "lutil.h"
  34 #include "ldap_rq.h"
  35
  36 #define LOG_OP_ADD      0x001
  37 #define LOG_OP_DELETE   0x002
  38 #define LOG_OP_MODIFY   0x004
  39 #define LOG_OP_MODRDN   0x008
  40 #define LOG_OP_COMPARE  0x010
  41 #define LOG_OP_SEARCH   0x020
  42 #define LOG_OP_BIND     0x040
  43 #define LOG_OP_UNBIND   0x080
  44 #define LOG_OP_ABANDON  0x100
  45 #define LOG_OP_EXTENDED 0x200
  46 #define LOG_OP_UNKNOWN  0x400
  47
  48 #define LOG_OP_WRITES   (LOG_OP_ADD|LOG_OP_DELETE|LOG_OP_MODIFY|LOG_OP_MODRDN)
  49 #define LOG_OP_READS    (LOG_OP_COMPARE|LOG_OP_SEARCH)
  50 #define LOG_OP_SESSION  (LOG_OP_BIND|LOG_OP_UNBIND|LOG_OP_ABANDON)
  51 #define LOG_OP_ALL              (LOG_OP_READS|LOG_OP_WRITES|LOG_OP_SESSION| \
  52         LOG_OP_EXTENDED|LOG_OP_UNKNOWN)
  53
  54 typedef struct log_attr {
  55         struct log_attr *next;
  56         AttributeDescription *attr;
  57 } log_attr;
  58
  59 typedef struct log_info {
  60         BackendDB *li_db;
  61         struct berval li_db_suffix;
  62         slap_mask_t li_ops;
  63         int li_age;
  64         int li_cycle;
  65         struct re_s *li_task;
  66         Filter *li_oldf;
  67         Entry *li_old;
  68         log_attr *li_oldattrs;
  69         int li_success;
  70         ldap_pvt_thread_rmutex_t li_op_rmutex;
  71         ldap_pvt_thread_mutex_t li_log_mutex;
  72 } log_info;
  73
  74 static ConfigDriver log_cf_gen;
  75
  76 enum {
  77         LOG_DB = 1,
  78         LOG_OPS,
  79         LOG_PURGE,
  80         LOG_SUCCESS,
  81         LOG_OLD,
  82         LOG_OLDATTR
  83 };
  84
  85 static ConfigTable log_cfats[] = {
  86         { "logdb", "suffix", 2, 2, 0, ARG_DN|ARG_MAGIC|LOG_DB,
  87                 log_cf_gen, "( OLcfgOvAt:4.1 NAME 'olcAccessLogDB' "
  88                         "DESC 'Suffix of database for log content' "
  89                         "SUP distinguishedName SINGLE-VALUE )", NULL, NULL },
  90         { "logops", "op|writes|reads|session|all", 2, 0, 0,
  91                 ARG_MAGIC|LOG_OPS,
  92                 log_cf_gen, "( OLcfgOvAt:4.2 NAME 'olcAccessLogOps' "
  93                         "DESC 'Operation types to log' "
  94                         "EQUALITY caseIgnoreMatch "
  95                         "SYNTAX OMsDirectoryString )", NULL, NULL },
  96         { "logpurge", "age> <interval", 3, 3, 0, ARG_MAGIC|LOG_PURGE,
  97                 log_cf_gen, "( OLcfgOvAt:4.3 NAME 'olcAccessLogPurge' "
  98                         "DESC 'Log cleanup parameters' "
  99                         "SYNTAX OMsDirectoryString SINGLE-VALUE )", NULL, NULL },
 100         { "logsuccess", NULL, 2, 2, 0, ARG_MAGIC|ARG_ON_OFF|LOG_SUCCESS,
 101                 log_cf_gen, "( OLcfgOvAt:4.4 NAME 'olcAccessLogSuccess' "
 102                         "DESC 'Log successful ops only' "
 103                         "SYNTAX OMsBoolean SINGLE-VALUE )", NULL, NULL },
 104         { "logold", "filter", 2, 2, 0, ARG_MAGIC|LOG_OLD,
 105                 log_cf_gen, "( OLcfgOvAt:4.5 NAME 'olcAccessLogOld' "
 106                         "DESC 'Log old values when modifying entries matching the filter' "
 107                         "SYNTAX OMsDirectoryString SINGLE-VALUE )", NULL, NULL },
 108         { "logoldattr", "attrs", 2, 0, 0, ARG_MAGIC|LOG_OLDATTR,
 109                 log_cf_gen, "( OLcfgOvAt:4.6 NAME 'olcAccessLogOldAttr' "
 110                         "DESC 'Log old values of these attributes even if unmodified' "
 111                         "EQUALITY caseIgnoreMatch "
 112                         "SYNTAX OMsDirectoryString )", NULL, NULL },
 113         { NULL }
 114 };
 115
 116 static ConfigOCs log_cfocs[] = {
 117         { "( OLcfgOvOc:4.1 "
 118                 "NAME 'olcAccessLogConfig' "
 119                 "DESC 'Access log configuration' "
 120                 "SUP olcOverlayConfig "
 121                 "MUST olcAccessLogDB "
 122                 "MAY ( olcAccessLogOps $ olcAccessLogPurge $ olcAccessLogSuccess $ "
 123                         "olcAccessLogOld $ olcAccessLogOldAttr ) )",
 124                         Cft_Overlay, log_cfats },
 125         { NULL }
 126 };
 127
 128 static slap_verbmasks logops[] = {
 129         { BER_BVC("all"),               LOG_OP_ALL },
 130         { BER_BVC("writes"),    LOG_OP_WRITES },
 131         { BER_BVC("session"),   LOG_OP_SESSION },
 132         { BER_BVC("reads"),             LOG_OP_READS },
 133         { BER_BVC("add"),               LOG_OP_ADD },
 134         { BER_BVC("delete"),    LOG_OP_DELETE },
 135         { BER_BVC("modify"),    LOG_OP_MODIFY },
 136         { BER_BVC("modrdn"),    LOG_OP_MODRDN },
 137         { BER_BVC("compare"),   LOG_OP_COMPARE },
 138         { BER_BVC("search"),    LOG_OP_SEARCH },
 139         { BER_BVC("bind"),              LOG_OP_BIND },
 140         { BER_BVC("unbind"),    LOG_OP_UNBIND },
 141         { BER_BVC("abandon"),   LOG_OP_ABANDON },
 142         { BER_BVC("extended"),  LOG_OP_EXTENDED },
 143         { BER_BVC("unknown"),   LOG_OP_UNKNOWN },
 144         { BER_BVNULL, 0 }
 145 };
 146
 147 /* Start with "add" in logops */
 148 #define EN_OFFSET       4
 149
 150 enum {
 151         LOG_EN_ADD = 0,
 152         LOG_EN_DELETE,
 153         LOG_EN_MODIFY,
 154         LOG_EN_MODRDN,
 155         LOG_EN_COMPARE,
 156         LOG_EN_SEARCH,
 157         LOG_EN_BIND,
 158         LOG_EN_UNBIND,
 159         LOG_EN_ABANDON,
 160         LOG_EN_EXTENDED,
 161         LOG_EN_UNKNOWN,
 162         LOG_EN__COUNT
 163 };
 164
 165 static ObjectClass *log_ocs[LOG_EN__COUNT], *log_container;
 166
 167 #define LOG_SCHEMA_ROOT "1.3.6.1.4.1.4203.666.11.5"
 168
 169 #define LOG_SCHEMA_AT LOG_SCHEMA_ROOT ".1"
 170 #define LOG_SCHEMA_OC LOG_SCHEMA_ROOT ".2"
 171
 172 static AttributeDescription *ad_reqDN, *ad_reqStart, *ad_reqEnd, *ad_reqType,
 173         *ad_reqSession, *ad_reqResult, *ad_reqAuthzID, *ad_reqControls,
 174         *ad_reqRespControls, *ad_reqMethod, *ad_reqAssertion, *ad_reqNewRDN,
 175         *ad_reqNewSuperior, *ad_reqDeleteOldRDN, *ad_reqMod,
 176         *ad_reqScope, *ad_reqFilter, *ad_reqAttr, *ad_reqEntries,
 177         *ad_reqSizeLimit, *ad_reqTimeLimit, *ad_reqAttrsOnly, *ad_reqData,
 178         *ad_reqId, *ad_reqMessage, *ad_reqVersion, *ad_reqDerefAliases,
 179         *ad_reqReferral, *ad_reqOld, *ad_auditContext;
 180
 181 static struct {
 182         char *at;
 183         AttributeDescription **ad;
 184 } lattrs[] = {
 185         { "( " LOG_SCHEMA_AT ".1 NAME 'reqDN' "
 186                 "DESC 'Target DN of request' "
 187                 "EQUALITY distinguishedNameMatch "
 188                 "SYNTAX OMsDN "
 189                 "SINGLE-VALUE )", &ad_reqDN },
 190         { "( " LOG_SCHEMA_AT ".2 NAME 'reqStart' "
 191                 "DESC 'Start time of request' "
 192                 "EQUALITY generalizedTimeMatch "
 193                 "ORDERING generalizedTimeOrderingMatch "
 194                 "SYNTAX 1.3.6.1.4.1.1466.115.121.1.24 "
 195                 "SINGLE-VALUE )", &ad_reqStart },
 196         { "( " LOG_SCHEMA_AT ".3 NAME 'reqEnd' "
 197                 "DESC 'End time of request' "
 198                 "EQUALITY generalizedTimeMatch "
 199                 "ORDERING generalizedTimeOrderingMatch "
 200                 "SYNTAX 1.3.6.1.4.1.1466.115.121.1.24 "
 201                 "SINGLE-VALUE )", &ad_reqEnd },
 202         { "( " LOG_SCHEMA_AT ".4 NAME 'reqType' "
 203                 "DESC 'Type of request' "
 204                 "EQUALITY caseIgnoreMatch "
 205                 "SYNTAX OMsDirectoryString "
 206                 "SINGLE-VALUE )", &ad_reqType },
 207         { "( " LOG_SCHEMA_AT ".5 NAME 'reqSession' "
 208                 "DESC 'Session ID of request' "
 209                 "EQUALITY caseIgnoreMatch "
 210                 "SYNTAX OMsDirectoryString "
 211                 "SINGLE-VALUE )", &ad_reqSession },
 212         { "( " LOG_SCHEMA_AT ".6 NAME 'reqAuthzID' "
 213                 "DESC 'Authorization ID of requestor' "
 214                 "EQUALITY distinguishedNameMatch "
 215                 "SYNTAX OMsDN "
 216                 "SINGLE-VALUE )", &ad_reqAuthzID },
 217         { "( " LOG_SCHEMA_AT ".7 NAME 'reqResult' "
 218                 "DESC 'Result code of request' "
 219                 "EQUALITY integerMatch "
 220                 "ORDERING integerOrderingMatch "
 221                 "SYNTAX OMsInteger "
 222                 "SINGLE-VALUE )", &ad_reqResult },
 223         { "( " LOG_SCHEMA_AT ".8 NAME 'reqMessage' "
 224                 "DESC 'Error text of request' "
 225                 "EQUALITY caseIgnoreMatch "
 226                 "SUBSTR caseIgnoreSubstringsMatch "
 227                 "SYNTAX OMsDirectoryString "
 228                 "SINGLE-VALUE )", &ad_reqMessage },
 229         { "( " LOG_SCHEMA_AT ".9 NAME 'reqReferral' "
 230                 "DESC 'Referrals returned for request' "
 231                 "SUP labeledURI )", &ad_reqReferral },
 232         { "( " LOG_SCHEMA_AT ".10 NAME 'reqControls' "
 233                 "DESC 'Request controls' "
 234                 "SYNTAX OMsOctetString "
 235                 "X-ORDERED 'VALUES' )", &ad_reqControls },
 236         { "( " LOG_SCHEMA_AT ".11 NAME 'reqRespControls' "
 237                 "DESC 'Response controls of request' "
 238                 "SYNTAX OMsOctetString "
 239                 "X-ORDERED 'VALUES' )", &ad_reqRespControls },
 240         { "( " LOG_SCHEMA_AT ".12 NAME 'reqId' "
 241                 "DESC 'ID of Request to Abandon' "
 242                 "EQUALITY integerMatch "
 243                 "ORDERING integerOrderingMatch "
 244                 "SYNTAX OMsInteger "
 245                 "SINGLE-VALUE )", &ad_reqId },
 246         { "( " LOG_SCHEMA_AT ".13 NAME 'reqVersion' "
 247                 "DESC 'Protocol version of Bind request' "
 248                 "EQUALITY integerMatch "
 249                 "ORDERING integerOrderingMatch "
 250                 "SYNTAX OMsInteger "
 251                 "SINGLE-VALUE )", &ad_reqVersion },
 252         { "( " LOG_SCHEMA_AT ".14 NAME 'reqMethod' "
 253                 "DESC 'Bind method of request' "
 254                 "EQUALITY caseIgnoreMatch "
 255                 "SYNTAX OMsDirectoryString "
 256                 "SINGLE-VALUE )", &ad_reqMethod },
 257         { "( " LOG_SCHEMA_AT ".15 NAME 'reqAssertion' "
 258                 "DESC 'Compare Assertion of request' "
 259                 "SYNTAX OMsDirectoryString "
 260                 "SINGLE-VALUE )", &ad_reqAssertion },
 261         { "( " LOG_SCHEMA_AT ".16 NAME 'reqMod' "
 262                 "DESC 'Modifications of request' "
 263                 "EQUALITY octetStringMatch "
 264                 "SUBSTR octetStringSubstringsMatch "
 265                 "SYNTAX OMsOctetString )", &ad_reqMod },
 266         { "( " LOG_SCHEMA_AT ".17 NAME 'reqOld' "
 267                 "DESC 'Old values of entry before request completed' "
 268                 "EQUALITY octetStringMatch "
 269                 "SUBSTR octetStringSubstringsMatch "
 270                 "SYNTAX OMsOctetString )", &ad_reqOld },
 271         { "( " LOG_SCHEMA_AT ".18 NAME 'reqNewRDN' "
 272                 "DESC 'New RDN of request' "
 273                 "EQUALITY distinguishedNameMatch "
 274                 "SYNTAX OMsDN "
 275                 "SINGLE-VALUE )", &ad_reqNewRDN },
 276         { "( " LOG_SCHEMA_AT ".19 NAME 'reqDeleteOldRDN' "
 277                 "DESC 'Delete old RDN' "
 278                 "EQUALITY booleanMatch "
 279                 "SYNTAX OMsBoolean "
 280                 "SINGLE-VALUE )", &ad_reqDeleteOldRDN },
 281         { "( " LOG_SCHEMA_AT ".20 NAME 'reqNewSuperior' "
 282                 "DESC 'New superior DN of request' "
 283                 "EQUALITY distinguishedNameMatch "
 284                 "SYNTAX OMsDN "
 285                 "SINGLE-VALUE )", &ad_reqNewSuperior },
 286         { "( " LOG_SCHEMA_AT ".21 NAME 'reqScope' "
 287                 "DESC 'Scope of request' "
 288                 "EQUALITY caseIgnoreMatch "
 289                 "SYNTAX OMsDirectoryString "
 290                 "SINGLE-VALUE )", &ad_reqScope },
 291         { "( " LOG_SCHEMA_AT ".22 NAME 'reqDerefAliases' "
 292                 "DESC 'Disposition of Aliases in request' "
 293                 "EQUALITY caseIgnoreMatch "
 294                 "SYNTAX OMsDirectoryString "
 295                 "SINGLE-VALUE )", &ad_reqDerefAliases },
 296         { "( " LOG_SCHEMA_AT ".23 NAME 'reqAttrsOnly' "
 297                 "DESC 'Attributes and values of request' "
 298                 "EQUALITY booleanMatch "
 299                 "SYNTAX OMsBoolean "
 300                 "SINGLE-VALUE )", &ad_reqAttrsOnly },
 301         { "( " LOG_SCHEMA_AT ".24 NAME 'reqFilter' "
 302                 "DESC 'Filter of request' "
 303                 "EQUALITY caseIgnoreMatch "
 304                 "SUBSTR caseIgnoreSubstringsMatch "
 305                 "SYNTAX OMsDirectoryString "
 306                 "SINGLE-VALUE )", &ad_reqFilter },
 307         { "( " LOG_SCHEMA_AT ".25 NAME 'reqAttr' "
 308                 "DESC 'Attributes of request' "
 309                 "EQUALITY caseIgnoreMatch "
 310                 "SYNTAX OMsDirectoryString )", &ad_reqAttr },
 311         { "( " LOG_SCHEMA_AT ".26 NAME 'reqSizeLimit' "
 312                 "DESC 'Size limit of request' "
 313                 "EQUALITY integerMatch "
 314                 "ORDERING integerOrderingMatch "
 315                 "SYNTAX OMsInteger "
 316                 "SINGLE-VALUE )", &ad_reqSizeLimit },
 317         { "( " LOG_SCHEMA_AT ".27 NAME 'reqTimeLimit' "
 318                 "DESC 'Time limit of request' "
 319                 "EQUALITY integerMatch "
 320                 "ORDERING integerOrderingMatch "
 321                 "SYNTAX OMsInteger "
 322                 "SINGLE-VALUE )", &ad_reqTimeLimit },
 323         { "( " LOG_SCHEMA_AT ".28 NAME 'reqEntries' "
 324                 "DESC 'Number of entries returned' "
 325                 "EQUALITY integerMatch "
 326                 "ORDERING integerOrderingMatch "
 327                 "SYNTAX OMsInteger "
 328                 "SINGLE-VALUE )", &ad_reqEntries },
 329         { "( " LOG_SCHEMA_AT ".29 NAME 'reqData' "
 330                 "DESC 'Data of extended request' "
 331                 "EQUALITY octetStringMatch "
 332                 "SUBSTR octetStringSubstringsMatch "
 333                 "SYNTAX OMsOctetString "
 334                 "SINGLE-VALUE )", &ad_reqData },
 335
 336         /*
 337          * from <draft-chu-ldap-logschema-01.txt>:
 338          *
 339
 340    ( LOG_SCHEMA_AT .30 NAME 'auditContext'
 341    DESC 'DN of auditContainer'
 342    EQUALITY distinguishedNameMatch
 343    SYNTAX 1.3.6.1.4.1.1466.115.121.1.12
 344    SINGLE-VALUE NO-USER-MODIFICATION USAGE directoryOperation )
 345
 346          * - removed EQUALITY matchingRule
 347          * - changed directoryOperation in dSAOperation
 348          */
 349         { "( " LOG_SCHEMA_AT ".30 NAME 'auditContext' "
 350                 "DESC 'DN of auditContainer' "
 351                 "SYNTAX 1.3.6.1.4.1.1466.115.121.1.12 "
 352                 "SINGLE-VALUE "
 353                 "NO-USER-MODIFICATION "
 354                 "USAGE dSAOperation )", &ad_auditContext },
 355         { NULL, NULL }
 356 };
 357
 358 static struct {
 359         char *ot;
 360         ObjectClass **oc;
 361 } locs[] = {
 362         { "( " LOG_SCHEMA_OC ".0 NAME 'auditContainer' "
 363                 "DESC 'AuditLog container' "
 364                 "SUP top STRUCTURAL "
 365                 "MAY ( cn $ reqStart $ reqEnd ) )", &log_container },
 366         { "( " LOG_SCHEMA_OC ".1 NAME 'auditObject' "
 367                 "DESC 'OpenLDAP request auditing' "
 368                 "SUP top STRUCTURAL "
 369                 "MUST ( reqStart $ reqType $ reqSession ) "
 370                 "MAY ( reqDN $ reqAuthzID $ reqControls $ reqRespControls $ reqEnd $ "
 371                         "reqResult $ reqMessage $ reqReferral ) )",
 372                                 &log_ocs[LOG_EN_UNBIND] },
 373         { "( " LOG_SCHEMA_OC ".2 NAME 'auditReadObject' "
 374                 "DESC 'OpenLDAP read request record' "
 375                 "SUP auditObject STRUCTURAL )", NULL },
 376         { "( " LOG_SCHEMA_OC ".3 NAME 'auditWriteObject' "
 377                 "DESC 'OpenLDAP write request record' "
 378                 "SUP auditObject STRUCTURAL )", NULL },
 379         { "( " LOG_SCHEMA_OC ".4 NAME 'auditAbandon' "
 380                 "DESC 'Abandon operation' "
 381                 "SUP auditObject STRUCTURAL "
 382                 "MUST reqId )", &log_ocs[LOG_EN_ABANDON] },
 383         { "( " LOG_SCHEMA_OC ".5 NAME 'auditAdd' "
 384                 "DESC 'Add operation' "
 385                 "SUP auditWriteObject STRUCTURAL "
 386                 "MUST reqMod )", &log_ocs[LOG_EN_ADD] },
 387         { "( " LOG_SCHEMA_OC ".6 NAME 'auditBind' "
 388                 "DESC 'Bind operation' "
 389                 "SUP auditObject STRUCTURAL "
 390                 "MUST ( reqVersion $ reqMethod ) )", &log_ocs[LOG_EN_BIND] },
 391         { "( " LOG_SCHEMA_OC ".7 NAME 'auditCompare' "
 392                 "DESC 'Compare operation' "
 393                 "SUP auditReadObject STRUCTURAL "
 394                 "MUST reqAssertion )", &log_ocs[LOG_EN_COMPARE] },
 395         { "( " LOG_SCHEMA_OC ".8 NAME 'auditDelete' "
 396                 "DESC 'Delete operation' "
 397                 "SUP auditWriteObject STRUCTURAL "
 398                 "MAY reqOld )", &log_ocs[LOG_EN_DELETE] },
 399         { "( " LOG_SCHEMA_OC ".9 NAME 'auditModify' "
 400                 "DESC 'Modify operation' "
 401                 "SUP auditWriteObject STRUCTURAL "
 402                 "MAY reqOld MUST reqMod )", &log_ocs[LOG_EN_MODIFY] },
 403         { "( " LOG_SCHEMA_OC ".10 NAME 'auditModRDN' "
 404                 "DESC 'ModRDN operation' "
 405                 "SUP auditWriteObject STRUCTURAL "
 406                 "MUST ( reqNewRDN $ reqDeleteOldRDN ) "
 407                 "MAY ( reqNewSuperior $ reqMod $ reqOld ) )", &log_ocs[LOG_EN_MODRDN] },
 408         { "( " LOG_SCHEMA_OC ".11 NAME 'auditSearch' "
 409                 "DESC 'Search operation' "
 410                 "SUP auditReadObject STRUCTURAL "
 411                 "MUST ( reqScope $ reqDerefAliases $ reqAttrsonly ) "
 412                 "MAY ( reqFilter $ reqAttr $ reqEntries $ reqSizeLimit $ "
 413                         "reqTimeLimit ) )", &log_ocs[LOG_EN_SEARCH] },
 414         { "( " LOG_SCHEMA_OC ".12 NAME 'auditExtended' "
 415                 "DESC 'Extended operation' "
 416                 "SUP auditObject STRUCTURAL "
 417                 "MAY reqData )", &log_ocs[LOG_EN_EXTENDED] },
 418         { NULL, NULL }
 419 };
 420
 421 #define RDNEQ   "reqStart="
 422
 423 /* Our time intervals are of the form [ddd+]hh:mm[:ss]
 424  * If a field is present, it must be two digits. (Except for
 425  * days, which can be arbitrary width.)
 426  */
 427 static int
 428 log_age_parse(char *agestr)
 429 {
 430         int t1, t2;
 431         int gotdays = 0;
 432         char *endptr;
 433
 434         t1 = strtol( agestr, &endptr, 10 );
 435         /* Is there a days delimiter? */
 436         if ( *endptr == '+' ) {
 437                 /* 32 bit time only covers about 68 years */
 438                 if ( t1 < 0 || t1 > 25000 )
 439                         return -1;
 440                 t1 *= 24;
 441                 gotdays = 1;
 442                 agestr = endptr + 1;
 443         } else {
 444                 if ( agestr[2] != ':' ) {
 445                         /* No valid delimiter found, fail */
 446                         return -1;
 447                 }
 448                 t1 *= 60;
 449                 agestr += 3;
 450         }
 451
 452         t2 = atoi( agestr );
 453         t1 += t2;
 454
 455         if ( agestr[2] ) {
 456                 /* if there's a delimiter, it can only be a colon */
 457                 if ( agestr[2] != ':' )
 458                         return -1;
 459         } else {
 460                 /* If we're at the end of the string, and we started with days,
 461                  * fail because we expected to find minutes too.
 462                  */
 463                 return gotdays ? -1 : t1 * 60;
 464         }
 465
 466         agestr += 3;
 467         t2 = atoi( agestr );
 468
 469         /* last field can only be seconds */
 470         if ( agestr[2] && ( agestr[2] != ':' || !gotdays ))
 471                 return -1;
 472         t1 *= 60;
 473         t1 += t2;
 474
 475         if ( agestr[2] ) {
 476                 agestr += 3;
 477                 if ( agestr[2] )
 478                         return -1;
 479                 t1 *= 60;
 480                 t1 += atoi( agestr );
 481         } else if ( gotdays ) {
 482                 /* only got days+hh:mm */
 483                 t1 *= 60;
 484         }
 485         return t1;
 486 }
 487
 488 static void
 489 log_age_unparse( int age, struct berval *agebv )
 490 {
 491         int dd, hh, mm, ss;
 492         char *ptr;
 493
 494         ss = age % 60;
 495         age /= 60;
 496         mm = age % 60;
 497         age /= 60;
 498         hh = age % 24;
 499         age /= 24;
 500         dd = age;
 501
 502         ptr = agebv->bv_val;
 503
 504         if ( dd )
 505                 ptr += sprintf( ptr, "%d+", dd );
 506         ptr += sprintf( ptr, "%02d:%02d", hh, mm );
 507         if ( ss )
 508                 ptr += sprintf( ptr, ":%02d", ss );
 509
 510         agebv->bv_len = ptr - agebv->bv_val;
 511 }
 512
 513 static slap_callback nullsc = { NULL, NULL, NULL, NULL };
 514
 515 #define PURGE_INCREMENT 100
 516
 517 typedef struct purge_data {
 518         int slots;
 519         int used;
 520         BerVarray dn;
 521         BerVarray ndn;
 522         struct berval csn;      /* an arbitrary old CSN */
 523 } purge_data;
 524
 525 static int
 526 log_old_lookup( Operation *op, SlapReply *rs )
 527 {
 528         purge_data *pd = op->o_callback->sc_private;
 529
 530         if ( rs->sr_type != REP_SEARCH) return 0;
 531
 532         if ( slapd_shutdown ) return 0;
 533
 534         /* Remember old CSN */
 535         if ( pd->csn.bv_val[0] == '\0' ) {
 536                 Attribute *a = attr_find( rs->sr_entry->e_attrs,
 537                         slap_schema.si_ad_entryCSN );
 538                 if ( a ) {
 539                         int len = a->a_vals[0].bv_len;
 540                         if ( len > pd->csn.bv_len )
 541                                 len = pd->csn.bv_len;
 542                         AC_MEMCPY( pd->csn.bv_val, a->a_vals[0].bv_val, len );
 543                         pd->csn.bv_len = len;
 544                 }
 545         }
 546         if ( pd->used >= pd->slots ) {
 547                 pd->slots += PURGE_INCREMENT;
 548                 pd->dn = ch_realloc( pd->dn, pd->slots * sizeof( struct berval ));
 549                 pd->ndn = ch_realloc( pd->ndn, pd->slots * sizeof( struct berval ));
 550         }
 551         ber_dupbv( &pd->dn[pd->used], &rs->sr_entry->e_name );
 552         ber_dupbv( &pd->ndn[pd->used], &rs->sr_entry->e_nname );
 553         pd->used++;
 554         return 0;
 555 }
 556
 557 /* Periodically search for old entries in the log database and delete them */
 558 static void *
 559 accesslog_purge( void *ctx, void *arg )
 560 {
 561         struct re_s *rtask = arg;
 562         struct log_info *li = rtask->arg;
 563
 564         Connection conn = {0};
 565         OperationBuffer opbuf;
 566         Operation *op;
 567         SlapReply rs = {REP_RESULT};
 568         slap_callback cb = { NULL, log_old_lookup, NULL, NULL };
 569         Filter f;
 570         AttributeAssertion ava = {0};
 571         purge_data pd = {0};
 572         char timebuf[LDAP_LUTIL_GENTIME_BUFSIZE];
 573         char csnbuf[LDAP_LUTIL_CSNSTR_BUFSIZE];
 574         time_t old = slap_get_time();
 575
 576         connection_fake_init( &conn, &opbuf, ctx );
 577         op = &opbuf.ob_op;
 578
 579         f.f_choice = LDAP_FILTER_LE;
 580         f.f_ava = &ava;
 581         f.f_next = NULL;
 582
 583         ava.aa_desc = ad_reqStart;
 584         ava.aa_value.bv_val = timebuf;
 585         ava.aa_value.bv_len = sizeof(timebuf);
 586
 587         old -= li->li_age;
 588         slap_timestamp( &old, &ava.aa_value );
 589
 590         op->o_tag = LDAP_REQ_SEARCH;
 591         op->o_bd = li->li_db;
 592         op->o_dn = li->li_db->be_rootdn;
 593         op->o_ndn = li->li_db->be_rootndn;
 594         op->o_req_dn = li->li_db->be_suffix[0];
 595         op->o_req_ndn = li->li_db->be_nsuffix[0];
 596         op->o_callback = &cb;
 597         op->ors_scope = LDAP_SCOPE_ONELEVEL;
 598         op->ors_deref = LDAP_DEREF_NEVER;
 599         op->ors_tlimit = SLAP_NO_LIMIT;
 600         op->ors_slimit = SLAP_NO_LIMIT;
 601         op->ors_filter = &f;
 602         filter2bv_x( op, &f, &op->ors_filterstr );
 603         op->ors_attrs = slap_anlist_no_attrs;
 604         op->ors_attrsonly = 1;
 605
 606         pd.csn.bv_len = sizeof( csnbuf );
 607         pd.csn.bv_val = csnbuf;
 608         csnbuf[0] = '\0';
 609         cb.sc_private = &pd;
 610
 611         op->o_bd->be_search( op, &rs );
 612         op->o_tmpfree( op->ors_filterstr.bv_val, op->o_tmpmemctx );
 613
 614         if ( pd.used ) {
 615                 int i;
 616
 617                 op->o_tag = LDAP_REQ_DELETE;
 618                 op->o_callback = &nullsc;
 619                 op->o_csn = pd.csn;
 620
 621                 for (i=0; i<pd.used; i++) {
 622                         op->o_req_dn = pd.dn[i];
 623                         op->o_req_ndn = pd.ndn[i];
 624                         if ( !slapd_shutdown )
 625                                 op->o_bd->be_delete( op, &rs );
 626                         ch_free( pd.ndn[i].bv_val );
 627                         ch_free( pd.dn[i].bv_val );
 628                 }
 629                 ch_free( pd.ndn );
 630                 ch_free( pd.dn );
 631         }
 632
 633         ldap_pvt_thread_mutex_lock( &slapd_rq.rq_mutex );
 634         ldap_pvt_runqueue_stoptask( &slapd_rq, rtask );
 635         ldap_pvt_thread_mutex_unlock( &slapd_rq.rq_mutex );
 636
 637         return NULL;
 638 }
 639
 640 static int
 641 log_cf_gen(ConfigArgs *c)
 642 {
 643         slap_overinst *on = (slap_overinst *)c->bi;
 644         struct log_info *li = on->on_bi.bi_private;
 645         int rc = 0;
 646         slap_mask_t tmask = 0;
 647         char agebuf[2*STRLENOF("ddddd+hh:mm:ss  ")];
 648         struct berval agebv, cyclebv;
 649
 650         switch( c->op ) {
 651         case SLAP_CONFIG_EMIT:
 652                 switch( c->type ) {
 653                 case LOG_DB:
 654                         if ( !BER_BVISEMPTY( &li->li_db_suffix )) {
 655                                 value_add_one( &c->rvalue_vals, &li->li_db_suffix );
 656                                 value_add_one( &c->rvalue_nvals, &li->li_db_suffix );
 657                         } else if ( li->li_db ) {
 658                                 value_add_one( &c->rvalue_vals, li->li_db->be_suffix );
 659                                 value_add_one( &c->rvalue_nvals, li->li_db->be_nsuffix );
 660                         } else {
 661                                 snprintf( c->cr_msg, sizeof( c->cr_msg ),
 662                                         "accesslog: \"logdb <suffix>\" must be specified" );
 663                                 Debug( LDAP_DEBUG_ANY, "%s: %s \"%s\"\n",
 664                                         c->log, c->cr_msg, c->value_dn.bv_val );
 665                                 rc = 1;
 666                                 break;
 667                         }
 668                         break;
 669                 case LOG_OPS:
 670                         rc = mask_to_verbs( logops, li->li_ops, &c->rvalue_vals );
 671                         break;
 672                 case LOG_PURGE:
 673                         if ( !li->li_age ) {
 674                                 rc = 1;
 675                                 break;
 676                         }
 677                         agebv.bv_val = agebuf;
 678                         log_age_unparse( li->li_age, &agebv );
 679                         agebv.bv_val[agebv.bv_len] = ' ';
 680                         agebv.bv_len++;
 681                         cyclebv.bv_val = agebv.bv_val + agebv.bv_len;
 682                         log_age_unparse( li->li_cycle, &cyclebv );
 683                         agebv.bv_len += cyclebv.bv_len;
 684                         value_add_one( &c->rvalue_vals, &agebv );
 685                         break;
 686                 case LOG_SUCCESS:
 687                         if ( li->li_success )
 688                                 c->value_int = li->li_success;
 689                         else
 690                                 rc = 1;
 691                         break;
 692                 case LOG_OLD:
 693                         if ( li->li_oldf ) {
 694                                 filter2bv( li->li_oldf, &agebv );
 695                                 ber_bvarray_add( &c->rvalue_vals, &agebv );
 696                         }
 697                         else
 698                                 rc = 1;
 699                         break;
 700                 case LOG_OLDATTR:
 701                         if ( li->li_oldattrs ) {
 702                                 log_attr *la;
 703
 704                                 for ( la = li->li_oldattrs; la; la=la->next )
 705                                         value_add_one( &c->rvalue_vals, &la->attr->ad_cname );
 706                         }
 707                         else
 708                                 rc = 1;
 709                         break;
 710                 }
 711                 break;
 712         case LDAP_MOD_DELETE:
 713                 switch( c->type ) {
 714                 case LOG_DB:
 715                         /* noop. this should always be a valid backend. */
 716                         break;
 717                 case LOG_OPS:
 718                         if ( c->valx < 0 ) {
 719                                 li->li_ops = 0;
 720                         } else {
 721                                 rc = verbs_to_mask( 1, &c->line, logops, &tmask );
 722                                 if ( rc == 0 )
 723                                         li->li_ops &= ~tmask;
 724                         }
 725                         break;
 726                 case LOG_PURGE:
 727                         if ( li->li_task ) {
 728                                 struct re_s *re = li->li_task;
 729                                 li->li_task = NULL;
 730                                 if ( ldap_pvt_runqueue_isrunning( &slapd_rq, re ))
 731                                         ldap_pvt_runqueue_stoptask( &slapd_rq, re );
 732                                 ldap_pvt_runqueue_remove( &slapd_rq, re );
 733                         }
 734                         li->li_age = 0;
 735                         li->li_cycle = 0;
 736                         break;
 737                 case LOG_SUCCESS:
 738                         li->li_success = 0;
 739                         break;
 740                 case LOG_OLD:
 741                         if ( li->li_oldf ) {
 742                                 filter_free( li->li_oldf );
 743                                 li->li_oldf = NULL;
 744                         }
 745                         break;
 746                 case LOG_OLDATTR:
 747                         if ( c->valx < 0 ) {
 748                                 log_attr *la, *ln;
 749
 750                                 for ( la = li->li_oldattrs; la; la = ln ) {
 751                                         ln = la->next;
 752                                         ch_free( la );
 753                                 }
 754                         } else {
 755                                 log_attr *la = NULL, **lp;
 756                                 int i;
 757
 758                                 for ( lp = &li->li_oldattrs, i=0; i < c->valx; i++ ) {
 759                                         la = *lp;
 760                                         lp = &la->next;
 761                                 }
 762                                 *lp = la->next;
 763                                 ch_free( la );
 764                         }
 765                         break;
 766                 }
 767                 break;
 768         default:
 769                 switch( c->type ) {
 770                 case LOG_DB:
 771                         if ( CONFIG_ONLINE_ADD( c )) {
 772                                 li->li_db = select_backend( &c->value_ndn, 0 );
 773                                 if ( !li->li_db ) {
 774                                         snprintf( c->cr_msg, sizeof( c->cr_msg ),
 775                                                 "<%s> no matching backend found for suffix",
 776                                                 c->argv[0] );
 777                                         Debug( LDAP_DEBUG_ANY, "%s: %s \"%s\"\n",
 778                                                 c->log, c->cr_msg, c->value_dn.bv_val );
 779                                         rc = 1;
 780                                 }
 781                                 ch_free( c->value_ndn.bv_val );
 782                         } else {
 783                                 li->li_db_suffix = c->value_ndn;
 784                         }
 785                         ch_free( c->value_dn.bv_val );
 786                         break;
 787                 case LOG_OPS:
 788                         rc = verbs_to_mask( c->argc, c->argv, logops, &tmask );
 789                         if ( rc == 0 )
 790                                 li->li_ops |= tmask;
 791                         break;
 792                 case LOG_PURGE:
 793                         li->li_age = log_age_parse( c->argv[1] );
 794                         if ( li->li_age < 1 ) {
 795                                 rc = 1;
 796                         } else {
 797                                 li->li_cycle = log_age_parse( c->argv[2] );
 798                                 if ( li->li_cycle < 1 ) {
 799                                         rc = 1;
 800                                 } else if ( slapMode & SLAP_SERVER_MODE ) {
 801                                         struct re_s *re = li->li_task;
 802                                         if ( re )
 803                                                 re->interval.tv_sec = li->li_cycle;
 804                                         else
 805                                                 li->li_task = ldap_pvt_runqueue_insert( &slapd_rq,
 806                                                         li->li_cycle, accesslog_purge, li,
 807                                                         "accesslog_purge", li->li_db ?
 808                                                                 li->li_db->be_suffix[0].bv_val :
 809                                                                 c->be->be_suffix[0].bv_val );
 810                                 }
 811                         }
 812                         break;
 813                 case LOG_SUCCESS:
 814                         li->li_success = c->value_int;
 815                         break;
 816                 case LOG_OLD:
 817                         li->li_oldf = str2filter( c->argv[1] );
 818                         if ( !li->li_oldf ) {
 819                                 sprintf( c->cr_msg, "bad filter!" );
 820                                 rc = 1;
 821                         }
 822                         break;
 823                 case LOG_OLDATTR: {
 824                         int i;
 825                         AttributeDescription *ad;
 826                         const char *text;
 827
 828                         for ( i=1; i< c->argc; i++ ) {
 829                                 ad = NULL;
 830                                 if ( slap_str2ad( c->argv[i], &ad, &text ) == LDAP_SUCCESS ) {
 831                                         log_attr *la = ch_malloc( sizeof( log_attr ));
 832                                         la->attr = ad;
 833                                         la->next = li->li_oldattrs;
 834                                         li->li_oldattrs = la;
 835                                 } else {
 836                                         snprintf( c->cr_msg, sizeof( c->cr_msg ), "%s <%s>: %s",
 837                                                 c->argv[0], c->argv[i], text );
 838                                         Debug( LDAP_DEBUG_CONFIG|LDAP_DEBUG_NONE,
 839                                                 "%s: %s\n", c->log, c->cr_msg, 0 );
 840                                         rc = ARG_BAD_CONF;
 841                                         break;
 842                                 }
 843                         }
 844                         }
 845                         break;
 846                 }
 847                 break;
 848         }
 849         return rc;
 850 }
 851
 852 static int
 853 accesslog_ctrls( LDAPControl **ctrls, BerVarray *valsp, void *memctx )
 854 {
 855         int                     i, rc = 0;
 856
 857         assert( valsp != NULL );
 858         assert( ctrls != NULL );
 859
 860         *valsp = NULL;
 861
 862         for ( i = 0; ctrls[ i ] != NULL; i++ ) {
 863                 BerElementBuffer        berbuf;
 864                 BerElement              *ber = (BerElement *)&berbuf;
 865
 866                 ber_init2( ber, NULL, LBER_USE_DER );
 867
 868                 if ( ldap_pvt_put_control( ctrls[ i ], ber ) != LDAP_SUCCESS ) {
 869                         rc++;
 870
 871                 } else {
 872                         struct berval           ctrlbv;
 873
 874                         if ( ber_flatten2( ber, &ctrlbv, 0 ) == -1 ) {
 875                                 rc++;
 876
 877                         } else {
 878                                 struct berval   bv;
 879                                 char            buf[ 32 ], *ptr;
 880
 881                                 bv.bv_len = snprintf( buf,
 882                                         sizeof( buf ), "{%d}", i );
 883                                 bv.bv_len += ctrlbv.bv_len;
 884                                 ptr = bv.bv_val = ch_malloc( bv.bv_len + 1 );
 885                                 ptr = lutil_strcopy( ptr, buf );
 886                                 AC_MEMCPY( ptr, ctrlbv.bv_val, ctrlbv.bv_len );
 887                                 bv.bv_val[ bv.bv_len ] = '\0';
 888
 889                                 ber_bvarray_add_x( valsp, &bv, memctx );
 890                         }
 891                 }
 892
 893                 (void)ber_free_buf( ber );
 894         }
 895
 896         return rc;
 897 }
 898
 899 static Entry *accesslog_entry( Operation *op, SlapReply *rs, int logop,
 900         Operation *op2 ) {
 901         slap_overinst *on = (slap_overinst *)op->o_bd->bd_info;
 902         log_info *li = on->on_bi.bi_private;
 903
 904         char rdnbuf[STRLENOF(RDNEQ)+LDAP_LUTIL_GENTIME_BUFSIZE+8];
 905         char nrdnbuf[STRLENOF(RDNEQ)+LDAP_LUTIL_GENTIME_BUFSIZE+8];
 906
 907         struct berval rdn, nrdn, timestamp, ntimestamp, bv;
 908         slap_verbmasks *lo = logops+logop+EN_OFFSET;
 909
 910         Entry *e = entry_alloc();
 911
 912         strcpy( rdnbuf, RDNEQ );
 913         rdn.bv_val = rdnbuf;
 914         strcpy( nrdnbuf, RDNEQ );
 915         nrdn.bv_val = nrdnbuf;
 916
 917         timestamp.bv_val = rdnbuf+STRLENOF(RDNEQ);
 918         timestamp.bv_len = sizeof(rdnbuf) - STRLENOF(RDNEQ);
 919         slap_timestamp( &op->o_time, &timestamp );
 920         sprintf( timestamp.bv_val + timestamp.bv_len-1, ".%06dZ", op->o_tincr );
 921         timestamp.bv_len += 7;
 922
 923         rdn.bv_len = STRLENOF(RDNEQ)+timestamp.bv_len;
 924         ad_reqStart->ad_type->sat_equality->smr_normalize(
 925                 SLAP_MR_VALUE_OF_ASSERTION_SYNTAX, ad_reqStart->ad_type->sat_syntax,
 926                 ad_reqStart->ad_type->sat_equality, &timestamp, &ntimestamp,
 927                 op->o_tmpmemctx );
 928
 929         strcpy( nrdn.bv_val + STRLENOF(RDNEQ), ntimestamp.bv_val );
 930         nrdn.bv_len = STRLENOF(RDNEQ)+ntimestamp.bv_len;
 931         build_new_dn( &e->e_name, li->li_db->be_suffix, &rdn, NULL );
 932         build_new_dn( &e->e_nname, li->li_db->be_nsuffix, &nrdn, NULL );
 933
 934         attr_merge_one( e, slap_schema.si_ad_objectClass,
 935                 &log_ocs[logop]->soc_cname, NULL );
 936         attr_merge_one( e, slap_schema.si_ad_structuralObjectClass,
 937                 &log_ocs[logop]->soc_cname, NULL );
 938         attr_merge_one( e, ad_reqStart, &timestamp, &ntimestamp );
 939         op->o_tmpfree( ntimestamp.bv_val, op->o_tmpmemctx );
 940
 941         slap_op_time( &op2->o_time, &op2->o_tincr );
 942
 943         timestamp.bv_len = sizeof(rdnbuf) - STRLENOF(RDNEQ);
 944         slap_timestamp( &op2->o_time, &timestamp );
 945         sprintf( timestamp.bv_val + timestamp.bv_len-1, ".%06dZ", op2->o_tincr );
 946         timestamp.bv_len += 7;
 947
 948         attr_merge_normalize_one( e, ad_reqEnd, &timestamp, op->o_tmpmemctx );
 949
 950         /* Exops have OID appended */
 951         if ( logop == LOG_EN_EXTENDED ) {
 952                 bv.bv_len = lo->word.bv_len + op->ore_reqoid.bv_len + 2;
 953                 bv.bv_val = ch_malloc( bv.bv_len + 1 );
 954                 AC_MEMCPY( bv.bv_val, lo->word.bv_val, lo->word.bv_len );
 955                 bv.bv_val[lo->word.bv_len] = '{';
 956                 AC_MEMCPY( bv.bv_val+lo->word.bv_len+1, op->ore_reqoid.bv_val,
 957                         op->ore_reqoid.bv_len );
 958                 bv.bv_val[bv.bv_len-1] = '}';
 959                 bv.bv_val[bv.bv_len] = '\0';
 960                 attr_merge_one( e, ad_reqType, &bv, NULL );
 961         } else {
 962                 attr_merge_one( e, ad_reqType, &lo->word, NULL );
 963         }
 964
 965         rdn.bv_len = sprintf( rdn.bv_val, "%lu", op->o_connid );
 966         attr_merge_one( e, ad_reqSession, &rdn, NULL );
 967
 968         if ( BER_BVISNULL( &op->o_dn ) ) {
 969                 attr_merge_one( e, ad_reqAuthzID, (struct berval *)&slap_empty_bv,
 970                         (struct berval *)&slap_empty_bv );
 971         } else {
 972                 attr_merge_one( e, ad_reqAuthzID, &op->o_dn, &op->o_ndn );
 973         }
 974
 975         /* FIXME: need to add reqControls and reqRespControls */
 976         if ( op->o_ctrls ) {
 977                 BerVarray       vals = NULL;
 978
 979                 (void)accesslog_ctrls( op->o_ctrls, &vals, op->o_tmpmemctx );
 980                 if ( vals != NULL ) {
 981                         attr_merge( e, ad_reqControls, vals, NULL );
 982                         ber_bvarray_free_x( vals, op->o_tmpmemctx );
 983                 }
 984         }
 985
 986         if ( rs->sr_ctrls ) {
 987                 BerVarray       vals = NULL;
 988
 989                 (void)accesslog_ctrls( rs->sr_ctrls, &vals, op->o_tmpmemctx );
 990                 if ( vals != NULL ) {
 991                         attr_merge( e, ad_reqRespControls, vals, NULL );
 992                         ber_bvarray_free_x( vals, op->o_tmpmemctx );
 993                 }
 994
 995         }
 996
 997         return e;
 998 }
 999
1000 static struct berval scopes[] = {
1001         BER_BVC("base"),
1002         BER_BVC("one"),
1003         BER_BVC("sub"),
1004         BER_BVC("subord")
1005 };
1006
1007 static struct berval derefs[] = {
1008         BER_BVC("never"),
1009         BER_BVC("searching"),
1010         BER_BVC("finding"),
1011         BER_BVC("always")
1012 };
1013
1014 static struct berval simple = BER_BVC("SIMPLE");
1015
1016 static void accesslog_val2val(AttributeDescription *ad, struct berval *val,
1017         char c_op, struct berval *dst) {
1018         char *ptr;
1019
1020         dst->bv_len = ad->ad_cname.bv_len + val->bv_len + 2;
1021         if ( c_op ) dst->bv_len++;
1022
1023         dst->bv_val = ch_malloc( dst->bv_len+1 );
1024
1025         ptr = lutil_strcopy( dst->bv_val, ad->ad_cname.bv_val );
1026         *ptr++ = ':';
1027         if ( c_op )
1028                 *ptr++ = c_op;
1029         *ptr++ = ' ';
1030         AC_MEMCPY( ptr, val->bv_val, val->bv_len );
1031         dst->bv_val[dst->bv_len] = '\0';
1032 }
1033
1034 static int accesslog_response(Operation *op, SlapReply *rs) {
1035         slap_overinst *on = (slap_overinst *)op->o_bd->bd_info;
1036         log_info *li = on->on_bi.bi_private;
1037         Attribute *a, *last_attr;
1038         Modifications *m;
1039         struct berval *b;
1040         int i;
1041         int logop;
1042         slap_verbmasks *lo;
1043         Entry *e = NULL, *old = NULL;
1044         char timebuf[LDAP_LUTIL_GENTIME_BUFSIZE+8];
1045         struct berval bv;
1046         char *ptr;
1047         BerVarray vals;
1048         Operation op2 = {0};
1049         SlapReply rs2 = {REP_RESULT};
1050
1051         if ( rs->sr_type != REP_RESULT && rs->sr_type != REP_EXTENDED )
1052                 return SLAP_CB_CONTINUE;
1053
1054         switch ( op->o_tag ) {
1055         case LDAP_REQ_ADD:              logop = LOG_EN_ADD; break;
1056         case LDAP_REQ_DELETE:   logop = LOG_EN_DELETE; break;
1057         case LDAP_REQ_MODIFY:   logop = LOG_EN_MODIFY; break;
1058         case LDAP_REQ_MODRDN:   logop = LOG_EN_MODRDN; break;
1059         case LDAP_REQ_COMPARE:  logop = LOG_EN_COMPARE; break;
1060         case LDAP_REQ_SEARCH:   logop = LOG_EN_SEARCH; break;
1061         case LDAP_REQ_BIND:             logop = LOG_EN_BIND; break;
1062         case LDAP_REQ_EXTENDED: logop = LOG_EN_EXTENDED; break;
1063         default:        /* unknown operation type */
1064                 logop = LOG_EN_UNKNOWN; break;
1065         }       /* Unbind and Abandon never reach here */
1066
1067         lo = logops+logop+EN_OFFSET;
1068         if ( !( li->li_ops & lo->mask ))
1069                 return SLAP_CB_CONTINUE;
1070
1071         if ( lo->mask & LOG_OP_WRITES ) {
1072                 ldap_pvt_thread_mutex_lock( &li->li_log_mutex );
1073                 old = li->li_old;
1074                 li->li_old = NULL;
1075                 ldap_pvt_thread_rmutex_unlock( &li->li_op_rmutex, op->o_tid );
1076         }
1077
1078         if ( li->li_success && rs->sr_err != LDAP_SUCCESS )
1079                 goto done;
1080
1081         e = accesslog_entry( op, rs, logop, &op2 );
1082
1083         attr_merge_one( e, ad_reqDN, &op->o_req_dn, &op->o_req_ndn );
1084
1085         if ( rs->sr_text ) {
1086                 ber_str2bv( rs->sr_text, 0, 0, &bv );
1087                 attr_merge_one( e, ad_reqMessage, &bv, NULL );
1088         }
1089         bv.bv_len = sprintf( timebuf, "%d", rs->sr_err );
1090         bv.bv_val = timebuf;
1091
1092         attr_merge_one( e, ad_reqResult, &bv, NULL );
1093
1094         last_attr = attr_find( e->e_attrs, ad_reqResult );
1095
1096         switch( logop ) {
1097         case LOG_EN_ADD:
1098         case LOG_EN_DELETE: {
1099                 char c_op;
1100                 Entry *e2;
1101
1102                 if ( logop == LOG_EN_ADD ) {
1103                         e2 = op->ora_e;
1104                         c_op = '+';
1105                 } else {
1106                         if ( !old )
1107                                 break;
1108                         e2 = old;
1109                         c_op = 0;
1110                 }
1111                 /* count all the vals */
1112                 i = 0;
1113                 for ( a=e2->e_attrs; a; a=a->a_next ) {
1114                         if ( a->a_vals ) {
1115                                 for (b=a->a_vals; !BER_BVISNULL( b ); b++) {
1116                                         i++;
1117                                 }
1118                         }
1119                 }
1120                 vals = ch_malloc( (i+1) * sizeof( struct berval ));
1121                 i = 0;
1122                 for ( a=e2->e_attrs; a; a=a->a_next ) {
1123                         if ( a->a_vals ) {
1124                                 for (b=a->a_vals; !BER_BVISNULL( b ); b++,i++) {
1125                                         accesslog_val2val( a->a_desc, b, c_op, &vals[i] );
1126                                 }
1127                         }
1128                 }
1129                 vals[i].bv_val = NULL;
1130                 vals[i].bv_len = 0;
1131                 a = attr_alloc( logop == LOG_EN_ADD ? ad_reqMod : ad_reqOld );
1132                 a->a_vals = vals;
1133                 a->a_nvals = vals;
1134                 last_attr->a_next = a;
1135                 break;
1136         }
1137
1138         case LOG_EN_MODRDN:
1139         case LOG_EN_MODIFY:
1140                 /* count all the mods */
1141                 i = 0;
1142                 for ( m = op->orm_modlist; m; m = m->sml_next ) {
1143                         if ( m->sml_values ) {
1144                                 for ( b = m->sml_values; !BER_BVISNULL( b ); b++ ) {
1145                                         i++;
1146                                 }
1147                         } else if ( m->sml_op == LDAP_MOD_DELETE ||
1148                                 m->sml_op == LDAP_MOD_REPLACE )
1149                         {
1150                                 i++;
1151                         }
1152                 }
1153                 vals = ch_malloc( (i+1) * sizeof( struct berval ));
1154                 i = 0;
1155
1156                 /* init flags on old entry */
1157                 if ( old ) {
1158                         for ( a = old->e_attrs; a; a = a->a_next ) {
1159                                 log_attr *la;
1160                                 a->a_flags = 0;
1161
1162                                 /* look for attrs that are always logged */
1163                                 for ( la = li->li_oldattrs; la; la = la->next ) {
1164                                         if ( a->a_desc == la->attr ) {
1165                                                 a->a_flags = 1;
1166                                         }
1167                                 }
1168                         }
1169                 }
1170
1171                 for ( m = op->orm_modlist; m; m = m->sml_next ) {
1172                         /* Mark this attribute as modified */
1173                         if ( old ) {
1174                                 a = attr_find( old->e_attrs, m->sml_desc );
1175                                 if ( a ) {
1176                                         a->a_flags = 1;
1177                                 }
1178                         }
1179
1180                         /* don't log the RDN mods; they're explicitly logged later */
1181                         if ( logop == LOG_EN_MODRDN &&
1182                                 ( m->sml_op == SLAP_MOD_SOFTADD ||
1183                                   m->sml_op == LDAP_MOD_DELETE ) )
1184                         {
1185                                 continue;
1186                         }
1187
1188                         if ( m->sml_values ) {
1189                                 for ( b = m->sml_values; !BER_BVISNULL( b ); b++, i++ ) {
1190                                         char c_op;
1191
1192                                         switch ( m->sml_op ) {
1193                                         case LDAP_MOD_ADD: c_op = '+'; break;
1194                                         case LDAP_MOD_DELETE:   c_op = '-'; break;
1195                                         case LDAP_MOD_REPLACE:  c_op = '='; break;
1196                                         case LDAP_MOD_INCREMENT:        c_op = '#'; break;
1197
1198                                         /* unknown op. there shouldn't be any of these. we
1199                                          * don't know what to do with it, but we shouldn't just
1200                                          * ignore it.
1201                                          */
1202                                         default: c_op = '?'; break;
1203                                         }
1204                                         accesslog_val2val( m->sml_desc, b, c_op, &vals[i] );
1205                                 }
1206                         } else if ( m->sml_op == LDAP_MOD_DELETE ||
1207                                 m->sml_op == LDAP_MOD_REPLACE )
1208                         {
1209                                 vals[i].bv_len = m->sml_desc->ad_cname.bv_len + 2;
1210                                 vals[i].bv_val = ch_malloc( vals[i].bv_len + 1 );
1211                                 ptr = lutil_strcopy( vals[i].bv_val,
1212                                         m->sml_desc->ad_cname.bv_val );
1213                                 *ptr++ = ':';
1214                                 if ( m->sml_op == LDAP_MOD_DELETE ) {
1215                                         *ptr++ = '-';
1216                                 } else {
1217                                         *ptr++ = '=';
1218                                 }
1219                                 *ptr = '\0';
1220                                 i++;
1221                         }
1222                 }
1223
1224                 if ( i > 0 ) {
1225                         BER_BVZERO( &vals[i] );
1226                         a = attr_alloc( ad_reqMod );
1227                         a->a_vals = vals;
1228                         a->a_nvals = vals;
1229                         last_attr->a_next = a;
1230                         last_attr = a;
1231
1232                 } else {
1233                         ch_free( vals );
1234                 }
1235
1236                 if ( old ) {
1237                         /* count all the vals */
1238                         i = 0;
1239                         for ( a = old->e_attrs; a != NULL; a = a->a_next ) {
1240                                 if ( a->a_vals && a->a_flags ) {
1241                                         for ( b = a->a_vals; !BER_BVISNULL( b ); b++ ) {
1242                                                 i++;
1243                                         }
1244                                 }
1245                         }
1246                         vals = ch_malloc( (i + 1) * sizeof( struct berval ) );
1247                         i = 0;
1248                         for ( a=old->e_attrs; a; a=a->a_next ) {
1249                                 if ( a->a_vals && a->a_flags ) {
1250                                         for (b=a->a_vals; !BER_BVISNULL( b ); b++,i++) {
1251                                                 accesslog_val2val( a->a_desc, b, 0, &vals[i] );
1252                                         }
1253                                 }
1254                         }
1255                         vals[i].bv_val = NULL;
1256                         vals[i].bv_len = 0;
1257                         a = attr_alloc( ad_reqOld );
1258                         a->a_vals = vals;
1259                         a->a_nvals = vals;
1260                         last_attr->a_next = a;
1261                 }
1262                 if ( logop == LOG_EN_MODIFY ) {
1263                         break;
1264                 }
1265
1266                 /* Now log the actual modRDN info */
1267                 attr_merge_one( e, ad_reqNewRDN, &op->orr_newrdn, &op->orr_nnewrdn );
1268                 attr_merge_one( e, ad_reqDeleteOldRDN, op->orr_deleteoldrdn ?
1269                         (struct berval *)&slap_true_bv : (struct berval *)&slap_false_bv,
1270                         NULL );
1271                 if ( op->orr_newSup ) {
1272                         attr_merge_one( e, ad_reqNewSuperior, op->orr_newSup, op->orr_nnewSup );
1273                 }
1274                 break;
1275
1276         case LOG_EN_COMPARE:
1277                 bv.bv_len = op->orc_ava->aa_desc->ad_cname.bv_len + 1 +
1278                         op->orc_ava->aa_value.bv_len;
1279                 bv.bv_val = op->o_tmpalloc( bv.bv_len+1, op->o_tmpmemctx );
1280                 ptr = lutil_strcopy( bv.bv_val, op->orc_ava->aa_desc->ad_cname.bv_val );
1281                 *ptr++ = '=';
1282                 AC_MEMCPY( ptr, op->orc_ava->aa_value.bv_val, op->orc_ava->aa_value.bv_len );
1283                 bv.bv_val[bv.bv_len] = '\0';
1284                 attr_merge_one( e, ad_reqAssertion, &bv, NULL );
1285                 op->o_tmpfree( bv.bv_val, op->o_tmpmemctx );
1286                 break;
1287
1288         case LOG_EN_SEARCH:
1289                 attr_merge_one( e, ad_reqScope, &scopes[op->ors_scope], NULL );
1290                 attr_merge_one( e, ad_reqDerefAliases, &derefs[op->ors_deref], NULL );
1291                 attr_merge_one( e, ad_reqAttrsOnly, op->ors_attrsonly ?
1292                         (struct berval *)&slap_true_bv : (struct berval *)&slap_false_bv,
1293                         NULL );
1294                 if ( !BER_BVISEMPTY( &op->ors_filterstr ))
1295                         attr_merge_one( e, ad_reqFilter, &op->ors_filterstr, NULL );
1296                 if ( op->ors_attrs ) {
1297                         /* count them */
1298                         for (i=0; !BER_BVISNULL(&op->ors_attrs[i].an_name );i++)
1299                                 ;
1300                         vals = op->o_tmpalloc( (i+1) * sizeof(struct berval),
1301                                 op->o_tmpmemctx );
1302                         for (i=0; !BER_BVISNULL(&op->ors_attrs[i].an_name );i++)
1303                                 vals[i] = op->ors_attrs[i].an_name;
1304                         vals[i].bv_val = NULL;
1305                         vals[i].bv_len = 0;
1306                         attr_merge( e, ad_reqAttr, vals, NULL );
1307                         op->o_tmpfree( vals, op->o_tmpmemctx );
1308                 }
1309                 bv.bv_val = timebuf;
1310                 bv.bv_len = sprintf( bv.bv_val, "%d", rs->sr_nentries );
1311                 attr_merge_one( e, ad_reqEntries, &bv, NULL );
1312
1313                 bv.bv_len = sprintf( bv.bv_val, "%d", op->ors_tlimit );
1314                 attr_merge_one( e, ad_reqTimeLimit, &bv, NULL );
1315
1316                 bv.bv_len = sprintf( bv.bv_val, "%d", op->ors_slimit );
1317                 attr_merge_one( e, ad_reqSizeLimit, &bv, NULL );
1318                 break;
1319
1320         case LOG_EN_BIND:
1321                 bv.bv_val = timebuf;
1322                 bv.bv_len = sprintf( bv.bv_val, "%d", op->o_protocol );
1323                 attr_merge_one( e, ad_reqVersion, &bv, NULL );
1324                 if ( op->orb_method == LDAP_AUTH_SIMPLE ) {
1325                         attr_merge_one( e, ad_reqMethod, &simple, NULL );
1326                 } else {
1327                         bv.bv_len = STRLENOF("SASL()") + op->orb_mech.bv_len;
1328                         bv.bv_val = op->o_tmpalloc( bv.bv_len + 1, op->o_tmpmemctx );
1329                         ptr = lutil_strcopy( bv.bv_val, "SASL(" );
1330                         ptr = lutil_strcopy( ptr, op->orb_mech.bv_val );
1331                         *ptr++ = ')';
1332                         *ptr = '\0';
1333                         attr_merge_one( e, ad_reqMethod, &bv, NULL );
1334                         op->o_tmpfree( bv.bv_val, op->o_tmpmemctx );
1335                 }
1336
1337                 break;
1338
1339         case LOG_EN_EXTENDED:
1340                 if ( op->ore_reqdata ) {
1341                         attr_merge_one( e, ad_reqData, op->ore_reqdata, NULL );
1342                 }
1343                 break;
1344
1345         case LOG_EN_UNKNOWN:
1346                 /* we don't know its parameters, don't add any */
1347                 break;
1348         }
1349
1350         op2.o_hdr = op->o_hdr;
1351         op2.o_tag = LDAP_REQ_ADD;
1352         op2.o_bd = li->li_db;
1353         op2.o_dn = li->li_db->be_rootdn;
1354         op2.o_ndn = li->li_db->be_rootndn;
1355         op2.o_req_dn = e->e_name;
1356         op2.o_req_ndn = e->e_nname;
1357         op2.ora_e = e;
1358         op2.o_callback = &nullsc;
1359
1360         if (( lo->mask & LOG_OP_WRITES ) && !BER_BVISEMPTY( &op->o_csn )) {
1361                 slap_queue_csn( &op2, &op->o_csn );
1362         }
1363
1364         op2.o_bd->be_add( &op2, &rs2 );
1365         if ( e == op2.ora_e ) entry_free( e );
1366         e = NULL;
1367
1368 done:
1369         if ( lo->mask & LOG_OP_WRITES )
1370                 ldap_pvt_thread_mutex_unlock( &li->li_log_mutex );
1371         if ( old ) entry_free( old );
1372         return SLAP_CB_CONTINUE;
1373 }
1374
1375 /* Since Bind success is sent by the frontend, it won't normally enter
1376  * the overlay response callback. Add another callback to make sure it
1377  * gets here.
1378  */
1379 static int
1380 accesslog_bind_resp( Operation *op, SlapReply *rs )
1381 {
1382         BackendDB *be, db;
1383         int rc;
1384         slap_callback *sc;
1385
1386         be = op->o_bd;
1387         db = *be;
1388         op->o_bd = &db;
1389         db.bd_info = op->o_callback->sc_private;
1390         rc = accesslog_response( op, rs );
1391         op->o_bd = be;
1392         sc = op->o_callback;
1393         op->o_callback = sc->sc_next;
1394         op->o_tmpfree( sc, op->o_tmpmemctx );
1395         return rc;
1396 }
1397
1398 static int
1399 accesslog_op_bind( Operation *op, SlapReply *rs )
1400 {
1401         slap_callback *sc;
1402
1403         sc = op->o_tmpcalloc( 1, sizeof(slap_callback), op->o_tmpmemctx );
1404         sc->sc_response = accesslog_bind_resp;
1405         sc->sc_private = op->o_bd->bd_info;
1406
1407         if ( op->o_callback ) {
1408                 sc->sc_next = op->o_callback->sc_next;
1409                 op->o_callback->sc_next = sc;
1410         } else {
1411                 op->o_callback = sc;
1412         }
1413         return SLAP_CB_CONTINUE;
1414 }
1415
1416 static int
1417 accesslog_op_mod( Operation *op, SlapReply *rs )
1418 {
1419         slap_overinst *on = (slap_overinst *)op->o_bd->bd_info;
1420         log_info *li = on->on_bi.bi_private;
1421
1422         if ( li->li_ops & LOG_OP_WRITES ) {
1423                 ldap_pvt_thread_rmutex_lock( &li->li_op_rmutex, op->o_tid );
1424                 if ( li->li_oldf && ( op->o_tag == LDAP_REQ_DELETE ||
1425                         op->o_tag == LDAP_REQ_MODIFY ||
1426                         ( op->o_tag == LDAP_REQ_MODRDN && li->li_oldattrs ))) {
1427                         int rc;
1428                         Entry *e;
1429
1430                         op->o_bd->bd_info = on->on_info->oi_orig;
1431                         rc = be_entry_get_rw( op, &op->o_req_ndn, NULL, NULL, 0, &e );
1432                         if ( e ) {
1433                                 if ( test_filter( op, e, li->li_oldf ) == LDAP_COMPARE_TRUE )
1434                                         li->li_old = entry_dup( e );
1435                                 be_entry_release_rw( op, e, 0 );
1436                         }
1437                         op->o_bd->bd_info = (BackendInfo *)on;
1438                 }
1439         }
1440         return SLAP_CB_CONTINUE;
1441 }
1442
1443 /* unbinds are broadcast to all backends; we only log it if this
1444  * backend was used for the original bind.
1445  */
1446 static int
1447 accesslog_unbind( Operation *op, SlapReply *rs )
1448 {
1449         slap_overinst *on = (slap_overinst *)op->o_bd->bd_info;
1450         if ( op->o_conn->c_authz_backend == on->on_info->oi_origdb ) {
1451                 log_info *li = on->on_bi.bi_private;
1452                 Operation op2 = {0};
1453                 void *cids[SLAP_MAX_CIDS];
1454                 SlapReply rs2 = {REP_RESULT};
1455                 Entry *e;
1456
1457                 if ( !( li->li_ops & LOG_OP_UNBIND ))
1458                         return SLAP_CB_CONTINUE;
1459
1460                 e = accesslog_entry( op, rs, LOG_EN_UNBIND, &op2 );
1461                 op2.o_hdr = op->o_hdr;
1462                 op2.o_tag = LDAP_REQ_ADD;
1463                 op2.o_bd = li->li_db;
1464                 op2.o_dn = li->li_db->be_rootdn;
1465                 op2.o_ndn = li->li_db->be_rootndn;
1466                 op2.o_req_dn = e->e_name;
1467                 op2.o_req_ndn = e->e_nname;
1468                 op2.ora_e = e;
1469                 op2.o_callback = &nullsc;
1470                 op2.o_controls = cids;
1471                 memset(cids, 0, sizeof( cids ));
1472
1473                 op2.o_bd->be_add( &op2, &rs2 );
1474                 if ( e == op2.ora_e )
1475                         entry_free( e );
1476         }
1477         return SLAP_CB_CONTINUE;
1478 }
1479
1480 static int
1481 accesslog_abandon( Operation *op, SlapReply *rs )
1482 {
1483         slap_overinst *on = (slap_overinst *)op->o_bd->bd_info;
1484         log_info *li = on->on_bi.bi_private;
1485         Operation op2 = {0};
1486         void *cids[SLAP_MAX_CIDS];
1487         SlapReply rs2 = {REP_RESULT};
1488         Entry *e;
1489         char buf[64];
1490         struct berval bv;
1491
1492         if ( !op->o_time || !( li->li_ops & LOG_OP_ABANDON ))
1493                 return SLAP_CB_CONTINUE;
1494
1495         e = accesslog_entry( op, rs, LOG_EN_ABANDON, &op2 );
1496         bv.bv_val = buf;
1497         bv.bv_len = sprintf( buf, "%d", op->orn_msgid );
1498         attr_merge_one( e, ad_reqId, &bv, NULL );
1499
1500         op2.o_hdr = op->o_hdr;
1501         op2.o_tag = LDAP_REQ_ADD;
1502         op2.o_bd = li->li_db;
1503         op2.o_dn = li->li_db->be_rootdn;
1504         op2.o_ndn = li->li_db->be_rootndn;
1505         op2.o_req_dn = e->e_name;
1506         op2.o_req_ndn = e->e_nname;
1507         op2.ora_e = e;
1508         op2.o_callback = &nullsc;
1509         op2.o_controls = cids;
1510         memset(cids, 0, sizeof( cids ));
1511
1512         op2.o_bd->be_add( &op2, &rs2 );
1513         if ( e == op2.ora_e )
1514                 entry_free( e );
1515
1516         return SLAP_CB_CONTINUE;
1517 }
1518
1519 static int
1520 accesslog_operational( Operation *op, SlapReply *rs )
1521 {
1522         slap_overinst *on = (slap_overinst *)op->o_bd->bd_info;
1523         log_info *li = on->on_bi.bi_private;
1524
1525         if ( rs->sr_entry != NULL
1526                 && dn_match( &op->o_bd->be_nsuffix[0], &rs->sr_entry->e_nname ) )
1527         {
1528                 Attribute       **ap;
1529
1530                 for ( ap = &rs->sr_operational_attrs; *ap; ap = &(*ap)->a_next )
1531                         /* just count */ ;
1532
1533                 if ( SLAP_OPATTRS( rs->sr_attr_flags ) ||
1534                                 ad_inlist( ad_auditContext, rs->sr_attrs ) )
1535                 {
1536                         *ap = attr_alloc( ad_auditContext );
1537                         value_add_one( &(*ap)->a_vals,
1538                                 &li->li_db->be_suffix[0] );
1539                         value_add_one( &(*ap)->a_nvals,
1540                                 &li->li_db->be_nsuffix[0] );
1541                 }
1542         }
1543
1544         return SLAP_CB_CONTINUE;
1545 }
1546
1547 static slap_overinst accesslog;
1548
1549 static int
1550 accesslog_db_init(
1551         BackendDB *be,
1552         ConfigReply *cr
1553 )
1554 {
1555         slap_overinst *on = (slap_overinst *)be->bd_info;
1556         log_info *li = ch_calloc(1, sizeof(log_info));
1557
1558         on->on_bi.bi_private = li;
1559         ldap_pvt_thread_rmutex_init( &li->li_op_rmutex );
1560         ldap_pvt_thread_mutex_init( &li->li_log_mutex );
1561         return 0;
1562 }
1563
1564 static int
1565 accesslog_db_destroy(
1566         BackendDB *be,
1567         ConfigReply *cr
1568 )
1569 {
1570         slap_overinst *on = (slap_overinst *)be->bd_info;
1571         log_info *li = on->on_bi.bi_private;
1572         log_attr *la;
1573
1574         if ( li->li_oldf )
1575                 filter_free( li->li_oldf );
1576         for ( la=li->li_oldattrs; la; la=li->li_oldattrs ) {
1577                 li->li_oldattrs = la->next;
1578                 ch_free( la );
1579         }
1580         ldap_pvt_thread_mutex_destroy( &li->li_log_mutex );
1581         ldap_pvt_thread_rmutex_destroy( &li->li_op_rmutex );
1582         free( li );
1583         return LDAP_SUCCESS;
1584 }
1585
1586 /* Create the logdb's root entry if it's missing */
1587 static void *
1588 accesslog_db_root(
1589         void *ctx,
1590         void *arg )
1591 {
1592         struct re_s *rtask = arg;
1593         slap_overinst *on = rtask->arg;
1594         log_info *li = on->on_bi.bi_private;
1595
1596         Connection conn = {0};
1597         OperationBuffer opbuf;
1598         Operation *op;
1599
1600         Entry *e;
1601         int rc;
1602
1603         connection_fake_init( &conn, &opbuf, ctx );
1604         op = &opbuf.ob_op;
1605         op->o_bd = li->li_db;
1606         op->o_dn = li->li_db->be_rootdn;
1607         op->o_ndn = li->li_db->be_rootndn;
1608         rc = be_entry_get_rw( op, li->li_db->be_nsuffix, NULL, NULL, 0, &e );
1609
1610         if ( e ) {
1611                 be_entry_release_rw( op, e, 0 );
1612
1613         } else {
1614                 SlapReply rs = {REP_RESULT};
1615                 struct berval rdn, nrdn, attr;
1616                 char *ptr;
1617                 AttributeDescription *ad = NULL;
1618                 const char *text = NULL;
1619                 Entry *e_ctx;
1620
1621                 e = entry_alloc();
1622                 ber_dupbv( &e->e_name, li->li_db->be_suffix );
1623                 ber_dupbv( &e->e_nname, li->li_db->be_nsuffix );
1624
1625                 attr_merge_one( e, slap_schema.si_ad_objectClass,
1626                         &log_container->soc_cname, NULL );
1627
1628                 dnRdn( &e->e_name, &rdn );
1629                 dnRdn( &e->e_nname, &nrdn );
1630                 ptr = ber_bvchr( &rdn, '=' );
1631
1632                 assert( ptr != NULL );
1633
1634                 attr.bv_val = rdn.bv_val;
1635                 attr.bv_len = ptr - rdn.bv_val;
1636
1637                 slap_bv2ad( &attr, &ad, &text );
1638
1639                 rdn.bv_val = ptr+1;
1640                 rdn.bv_len -= attr.bv_len + 1;
1641                 ptr = ber_bvchr( &nrdn, '=' );
1642                 nrdn.bv_len -= ptr - nrdn.bv_val + 1;
1643                 nrdn.bv_val = ptr+1;
1644                 attr_merge_one( e, ad, &rdn, &nrdn );
1645
1646                 /* Get contextCSN from main DB */
1647                 op->o_bd = on->on_info->oi_origdb;
1648                 rc = be_entry_get_rw( op, op->o_bd->be_nsuffix, NULL,
1649                         slap_schema.si_ad_contextCSN, 0, &e_ctx );
1650
1651                 if ( e_ctx ) {
1652                         Attribute *a;
1653
1654                         a = attr_find( e_ctx->e_attrs, slap_schema.si_ad_contextCSN );
1655                         if ( a ) {
1656                                 attr_merge( e, slap_schema.si_ad_entryCSN, a->a_vals, NULL );
1657                                 attr_merge( e, a->a_desc, a->a_vals, NULL );
1658                         }
1659                         be_entry_release_rw( op, e_ctx, 0 );
1660                 }
1661                 op->o_bd = li->li_db;
1662
1663                 op->ora_e = e;
1664                 op->o_req_dn = e->e_name;
1665                 op->o_req_ndn = e->e_nname;
1666                 op->o_callback = &nullsc;
1667                 SLAP_DBFLAGS( op->o_bd ) |= SLAP_DBFLAG_NOLASTMOD;
1668                 rc = op->o_bd->be_add( op, &rs );
1669                 SLAP_DBFLAGS( op->o_bd ) ^= SLAP_DBFLAG_NOLASTMOD;
1670                 if ( e == op->ora_e )
1671                         entry_free( e );
1672         }
1673         ldap_pvt_thread_mutex_lock( &slapd_rq.rq_mutex );
1674         ldap_pvt_runqueue_stoptask( &slapd_rq, rtask );
1675         ldap_pvt_runqueue_remove( &slapd_rq, rtask );
1676         ldap_pvt_thread_mutex_unlock( &slapd_rq.rq_mutex );
1677
1678         return NULL;
1679 }
1680
1681 static int
1682 accesslog_db_open(
1683         BackendDB *be,
1684         ConfigReply *cr
1685 )
1686 {
1687         slap_overinst *on = (slap_overinst *)be->bd_info;
1688         log_info *li = on->on_bi.bi_private;
1689
1690
1691         if ( !BER_BVISEMPTY( &li->li_db_suffix )) {
1692                 li->li_db = select_backend( &li->li_db_suffix, 0 );
1693                 ch_free( li->li_db_suffix.bv_val );
1694                 BER_BVZERO( &li->li_db_suffix );
1695         }
1696         if ( li->li_db == NULL ) {
1697                 Debug( LDAP_DEBUG_ANY,
1698                         "accesslog: \"logdb <suffix>\" missing or invalid.\n",
1699                         0, 0, 0 );
1700                 return 1;
1701         }
1702
1703         if ( slapMode & SLAP_TOOL_MODE )
1704                 return 0;
1705
1706         if ( BER_BVISEMPTY( &li->li_db->be_rootndn )) {
1707                 ber_dupbv( &li->li_db->be_rootdn, li->li_db->be_suffix );
1708                 ber_dupbv( &li->li_db->be_rootndn, li->li_db->be_nsuffix );
1709         }
1710
1711         ldap_pvt_runqueue_insert( &slapd_rq, 3600, accesslog_db_root, on,
1712                 "accesslog_db_root", li->li_db->be_suffix[0].bv_val );
1713
1714         return 0;
1715 }
1716
1717 int accesslog_initialize()
1718 {
1719         int i, rc;
1720
1721         accesslog.on_bi.bi_type = "accesslog";
1722         accesslog.on_bi.bi_db_init = accesslog_db_init;
1723         accesslog.on_bi.bi_db_destroy = accesslog_db_destroy;
1724         accesslog.on_bi.bi_db_open = accesslog_db_open;
1725
1726         accesslog.on_bi.bi_op_add = accesslog_op_mod;
1727         accesslog.on_bi.bi_op_bind = accesslog_op_bind;
1728         accesslog.on_bi.bi_op_delete = accesslog_op_mod;
1729         accesslog.on_bi.bi_op_modify = accesslog_op_mod;
1730         accesslog.on_bi.bi_op_modrdn = accesslog_op_mod;
1731         accesslog.on_bi.bi_op_unbind = accesslog_unbind;
1732         accesslog.on_bi.bi_op_abandon = accesslog_abandon;
1733         accesslog.on_bi.bi_operational = accesslog_operational;
1734         accesslog.on_response = accesslog_response;
1735
1736         accesslog.on_bi.bi_cf_ocs = log_cfocs;
1737
1738         nullsc.sc_response = slap_null_cb;
1739
1740         rc = config_register_schema( log_cfats, log_cfocs );
1741         if ( rc ) return rc;
1742
1743         /* log schema integration */
1744         for ( i=0; lattrs[i].at; i++ ) {
1745                 int code;
1746
1747                 code = register_at( lattrs[i].at, lattrs[i].ad, 0 );
1748                 if ( code ) {
1749                         Debug( LDAP_DEBUG_ANY,
1750                                 "accesslog_init: register_at failed\n", 0, 0, 0 );
1751                         return -1;
1752                 }
1753         }
1754         for ( i=0; locs[i].ot; i++ ) {
1755                 int code;
1756
1757                 code = register_oc( locs[i].ot, locs[i].oc, 0 );
1758                 if ( code ) {
1759                         Debug( LDAP_DEBUG_ANY,
1760                                 "accesslog_init: register_oc failed\n", 0, 0, 0 );
1761                         return -1;
1762                 }
1763         }
1764
1765         return overlay_register(&accesslog);
1766 }
1767
1768 #if SLAPD_OVER_ACCESSLOG == SLAPD_MOD_DYNAMIC
1769 int
1770 init_module( int argc, char *argv[] )
1771 {
1772         return accesslog_initialize();
1773 }
1774 #endif
1775
1776 #endif /* SLAPD_OVER_ACCESSLOG */