--- /dev/null
+/* accesslog.c - log operations for audit/history purposes */
+/* $OpenLDAP$ */
+/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
+ *
+ * Copyright 2005 The OpenLDAP Foundation.
+ * Portions copyright 2004-2005 Symas Corporation.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted only as authorized by the OpenLDAP
+ * Public License.
+ *
+ * A copy of this license is available in the file LICENSE in the
+ * top-level directory of the distribution or, alternatively, at
+ * <http://www.OpenLDAP.org/license.html>.
+ */
+/* ACKNOWLEDGEMENTS:
+ * This work was initially developed by Howard Chu for inclusion in
+ * OpenLDAP Software.
+ */
+
+#include "portable.h"
+
+#ifdef SLAPD_OVER_ACCESSLOG
+
+#include <stdio.h>
+
+#include <ac/string.h>
+#include <ac/ctype.h>
+
+#include "slap.h"
+#include "config.h"
+#include "lutil.h"
+#include "ldap_rq.h"
+
+#define LOG_OP_ADD 0x001
+#define LOG_OP_DELETE 0x002
+#define LOG_OP_MODIFY 0x004
+#define LOG_OP_MODRDN 0x008
+#define LOG_OP_COMPARE 0x010
+#define LOG_OP_SEARCH 0x020
+#define LOG_OP_BIND 0x040
+#define LOG_OP_UNBIND 0x080
+#define LOG_OP_ABANDON 0x100
+#define LOG_OP_EXTENDED 0x200
+
+#define LOG_OP_WRITES (LOG_OP_ADD|LOG_OP_DELETE|LOG_OP_MODIFY|LOG_OP_MODRDN)
+#define LOG_OP_READS (LOG_OP_COMPARE|LOG_OP_SEARCH)
+#define LOG_OP_SESSION (LOG_OP_BIND|LOG_OP_UNBIND|LOG_OP_ABANDON)
+#define LOG_OP_ALL (LOG_OP_READS|LOG_OP_WRITES|LOG_OP_SESSION|LOG_OP_EXTENDED)
+
+typedef struct log_info {
+ BackendDB *li_db;
+ slap_mask_t li_ops;
+ int li_age;
+ int li_cycle;
+ struct re_s *li_task;
+} log_info;
+
+static ConfigDriver log_cf_gen;
+
+enum {
+ LOG_DB = 1,
+ LOG_OPS,
+ LOG_PURGE
+};
+
+static ConfigTable log_cfats[] = {
+ { "logdb", "suffix", 2, 2, 0, ARG_DN|ARG_MAGIC|LOG_DB,
+ log_cf_gen, "( OLcfgOvAt:4.1 NAME 'olcAccessLogDB' "
+ "DESC 'Suffix of database for log content' "
+ "SUP distinguishedName SINGLE-VALUE )", NULL, NULL },
+ { "logops", "op|writes|reads|session|all", 2, 0, 0,
+ ARG_MAGIC|LOG_OPS,
+ log_cf_gen, "( OLcfgOvAt:4.2 NAME 'olcAccessLogOps' "
+ "DESC 'Operation types to log' "
+ "EQUALITY caseIgnoreMatch "
+ "SYNTAX OMsDirectoryString )", NULL, NULL },
+ { "logpurge", "age> <interval", 3, 3, 0, ARG_MAGIC|LOG_PURGE,
+ log_cf_gen, "( OLcfgOvAt:4.3 NAME 'olcAccessLogPurge' "
+ "DESC 'Log cleanup parameters' "
+ "SYNTAX OMsDirectoryString SINGLE-VALUE )", NULL, NULL },
+ { NULL }
+};
+
+static ConfigOCs log_cfocs[] = {
+ { "( OLcfgOvOc:4.1 "
+ "NAME 'olcAccessLogConfig' "
+ "DESC 'Access log configuration' "
+ "SUP olcOverlayConfig "
+ "MUST olcAccessLogDB "
+ "MAY ( olcAccessLogOps $ olcAccessLogPurge ) )",
+ Cft_Overlay, log_cfats },
+ { NULL }
+};
+
+static slap_verbmasks logops[] = {
+ { BER_BVC("all"), LOG_OP_ALL },
+ { BER_BVC("writes"), LOG_OP_WRITES },
+ { BER_BVC("session"), LOG_OP_SESSION },
+ { BER_BVC("reads"), LOG_OP_READS },
+ { BER_BVC("add"), LOG_OP_ADD },
+ { BER_BVC("delete"), LOG_OP_DELETE },
+ { BER_BVC("modify"), LOG_OP_MODIFY },
+ { BER_BVC("modrdn"), LOG_OP_MODRDN },
+ { BER_BVC("compare"), LOG_OP_COMPARE },
+ { BER_BVC("search"), LOG_OP_SEARCH },
+ { BER_BVC("bind"), LOG_OP_BIND },
+ { BER_BVC("unbind"), LOG_OP_UNBIND },
+ { BER_BVC("abandon"), LOG_OP_ABANDON },
+ { BER_BVC("extended"), LOG_OP_EXTENDED },
+ { BER_BVNULL, 0 }
+};
+
+/* Start with "add" in logops */
+#define EN_OFFSET 4
+
+enum {
+ LOG_EN_ADD = 0,
+ LOG_EN_DELETE,
+ LOG_EN_MODIFY,
+ LOG_EN_MODRDN,
+ LOG_EN_COMPARE,
+ LOG_EN_SEARCH,
+ LOG_EN_BIND,
+ LOG_EN_UNBIND,
+ LOG_EN_ABANDON,
+ LOG_EN_EXTENDED,
+ LOG_EN__COUNT
+};
+
+static ObjectClass *log_ocs[LOG_EN__COUNT];
+
+#define LOG_SCHEMA_ROOT "1.3.6.1.4.1.4203.666.11.5"
+
+#define LOG_SCHEMA_AT LOG_SCHEMA_ROOT ".1"
+#define LOG_SCHEMA_OC LOG_SCHEMA_ROOT ".2"
+
+static AttributeDescription *ad_reqDN, *ad_reqStart, *ad_reqEnd, *ad_reqType,
+ *ad_reqSession, *ad_reqResult, *ad_reqAuthzID, *ad_reqControls,
+ *ad_reqRespControls, *ad_reqMethod, *ad_reqAssertion, *ad_reqNewRDN,
+ *ad_reqNewSuperior, *ad_reqDeleteOldRDN, *ad_reqMod,
+ *ad_reqScope, *ad_reqFilter, *ad_reqAttr, *ad_reqEntries,
+ *ad_reqSizeLimit, *ad_reqTimeLimit, *ad_reqAttrsOnly, *ad_reqData,
+ *ad_reqId, *ad_reqMessage, *ad_oldest;
+
+static struct {
+ char *at;
+ AttributeDescription **ad;
+} lattrs[] = {
+ { "( " LOG_SCHEMA_AT ".1 NAME 'reqDN' "
+ "DESC 'Target DN of request' "
+ "EQUALITY distinguishedNameMatch "
+ "SYNTAX OMsDN "
+ "SINGLE-VALUE )", &ad_reqDN },
+ { "( " LOG_SCHEMA_AT ".2 NAME 'reqStart' "
+ "DESC 'Start time of request' "
+ "EQUALITY generalizedTimeMatch "
+ "ORDERING generalizedTimeOrderingMatch "
+ "SYNTAX 1.3.6.1.4.1.1466.115.121.1.24 "
+ "SINGLE-VALUE )", &ad_reqStart },
+ { "( " LOG_SCHEMA_AT ".3 NAME 'reqEnd' "
+ "DESC 'End time of request' "
+ "EQUALITY generalizedTimeMatch "
+ "ORDERING generalizedTimeOrderingMatch "
+ "SYNTAX 1.3.6.1.4.1.1466.115.121.1.24 "
+ "SINGLE-VALUE )", &ad_reqEnd },
+ { "( " LOG_SCHEMA_AT ".4 NAME 'reqType' "
+ "DESC 'Type of request' "
+ "EQUALITY caseIgnoreMatch "
+ "SYNTAX OMsDirectoryString "
+ "SINGLE-VALUE )", &ad_reqType },
+ { "( " LOG_SCHEMA_AT ".5 NAME 'reqSession' "
+ "DESC 'Session ID of request' "
+ "EQUALITY caseIgnoreMatch "
+ "SYNTAX OMsDirectoryString "
+ "SINGLE-VALUE )", &ad_reqSession },
+ { "( " LOG_SCHEMA_AT ".6 NAME 'reqResult' "
+ "DESC 'Result code of request' "
+ "EQUALITY integerMatch "
+ "SYNTAX OMsInteger "
+ "SINGLE-VALUE )", &ad_reqResult },
+ { "( " LOG_SCHEMA_AT ".7 NAME 'reqAuthzID' "
+ "DESC 'AUthorization ID of requestor' "
+ "EQUALITY distinguishedNameMatch "
+ "SYNTAX OMsDN "
+ "SINGLE-VALUE )", &ad_reqAuthzID },
+ { "( " LOG_SCHEMA_AT ".8 NAME 'reqControls' "
+ "DESC 'Request controls' "
+ "SYNTAX OMsOctetString )", &ad_reqControls },
+ { "( " LOG_SCHEMA_AT ".9 NAME 'reqRespControls' "
+ "DESC 'Response controls of request' "
+ "SYNTAX OMsOctetString )", &ad_reqRespControls },
+ { "( " LOG_SCHEMA_AT ".10 NAME 'reqMethod' "
+ "DESC 'Bind method of request' "
+ "EQUALITY caseIgnoreMatch "
+ "SYNTAX OMsDirectoryString "
+ "SINGLE-VALUE )", &ad_reqMethod },
+ { "( " LOG_SCHEMA_AT ".11 NAME 'reqAssertion' "
+ "DESC 'Compare Assertion of request' "
+ "SYNTAX OMsDirectoryString "
+ "SINGLE-VALUE )", &ad_reqAssertion },
+ { "( " LOG_SCHEMA_AT ".12 NAME 'reqNewRDN' "
+ "DESC 'New RDN of request' "
+ "EQUALITY distinguishedNameMatch "
+ "SYNTAX OMsDN "
+ "SINGLE-VALUE )", &ad_reqNewRDN },
+ { "( " LOG_SCHEMA_AT ".13 NAME 'reqNewSuperior' "
+ "DESC 'New superior DN of request' "
+ "EQUALITY distinguishedNameMatch "
+ "SYNTAX OMsDN "
+ "SINGLE-VALUE )", &ad_reqNewSuperior },
+ { "( " LOG_SCHEMA_AT ".14 NAME 'reqDeleteOldRDN' "
+ "DESC 'Delete old RDN' "
+ "SYNTAX OMsBoolean "
+ "SINGLE-VALUE )", &ad_reqDeleteOldRDN },
+ { "( " LOG_SCHEMA_AT ".15 NAME 'reqMod' "
+ "DESC 'Modifications of request' "
+ "SYNTAX OMsDirectoryString "
+ "EQUALITY caseIgnoreMatch "
+ "SUBSTR caseIgnoreSubstringsMatch )", &ad_reqMod },
+ { "( " LOG_SCHEMA_AT ".16 NAME 'reqScope' "
+ "DESC 'Scope of request' "
+ "SYNTAX OMsDirectoryString "
+ "SINGLE-VALUE )", &ad_reqScope },
+ { "( " LOG_SCHEMA_AT ".17 NAME 'reqFilter' "
+ "DESC 'Filter of request' "
+ "SYNTAX OMsDirectoryString "
+ "SINGLE-VALUE )", &ad_reqFilter },
+ { "( " LOG_SCHEMA_AT ".18 NAME 'reqAttr' "
+ "DESC 'Attributes of request' "
+ "SYNTAX OMsDirectoryString )", &ad_reqAttr },
+ { "( " LOG_SCHEMA_AT ".19 NAME 'reqEntries' "
+ "DESC 'Number of entries returned' "
+ "SYNTAX OMsInteger "
+ "SINGLE-VALUE )", &ad_reqEntries },
+ { "( " LOG_SCHEMA_AT ".20 NAME 'reqSizeLimit' "
+ "DESC 'Size limit of request' "
+ "SYNTAX OMsInteger "
+ "SINGLE-VALUE )", &ad_reqSizeLimit },
+ { "( " LOG_SCHEMA_AT ".21 NAME 'reqTimeLimit' "
+ "DESC 'Time limit of request' "
+ "SYNTAX OMsInteger "
+ "SINGLE-VALUE )", &ad_reqTimeLimit },
+ { "( " LOG_SCHEMA_AT ".22 NAME 'reqAttrsOnly' "
+ "DESC 'Attributes and values of request' "
+ "SYNTAX OMsBoolean "
+ "SINGLE-VALUE )", &ad_reqAttrsOnly },
+ { "( " LOG_SCHEMA_AT ".23 NAME 'reqData' "
+ "DESC 'Data of extended request' "
+ "SYNTAX OMsOctetString "
+ "SINGLE-VALUE )", &ad_reqData },
+ { "( " LOG_SCHEMA_AT ".24 NAME 'reqId' "
+ "DESC 'ID of Request to Abandon' "
+ "SYNTAX OMsInteger "
+ "SINGLE-VALUE )", &ad_reqId },
+ { "( " LOG_SCHEMA_AT ".25 NAME 'reqMessage' "
+ "DESC 'Error text of request' "
+ "SYNTAX OMsDirectoryString "
+ "SINGLE-VALUE )", &ad_reqMessage },
+#if 0
+ { "( " LOG_SCHEMA_AT ".26 NAME 'auditOldest' "
+ "DESC 'Oldest record in this branch' "
+ "EQUALITY generalizedTimeMatch "
+ "ORDERING generalizedTimeOrderingMatch "
+ "SYNTAX 1.3.6.1.4.1.1466.115.121.1.24 "
+ "SINGLE-VALUE )", &ad_oldest },
+#endif
+ { NULL, NULL }
+};
+
+static struct {
+ char *ot;
+ ObjectClass **oc;
+} locs[] = {
+#if 0
+ { "( " LOG_SCHEMA_OC ".0 NAME 'auditContainer' "
+ "SUP top STRUCTURAL "
+ "MUST auditOldest "
+ "MAY cn )", &oc_container },
+#endif
+ { "( " LOG_SCHEMA_OC ".1 NAME 'auditObject' "
+ "DESC 'OpenLDAP request auditing' "
+ "SUP top STRUCTURAL "
+ "MUST ( reqStart $ reqType $ reqSession ) "
+ "MAY ( reqDN $ reqAuthzID $ reqControls $ reqRespControls $ reqEnd $ "
+ "reqResult $ reqMessage ) )", &log_ocs[LOG_EN_UNBIND] },
+ { "( " LOG_SCHEMA_OC ".2 NAME 'auditReadObject' "
+ "DESC 'OpenLDAP read request record' "
+ "SUP auditObject STRUCTURAL )", NULL },
+ { "( " LOG_SCHEMA_OC ".3 NAME 'auditWriteObject' "
+ "DESC 'OpenLDAP write request record' "
+ "SUP auditObject STRUCTURAL )", &log_ocs[LOG_EN_DELETE] },
+ { "( " LOG_SCHEMA_OC ".4 NAME 'auditAbandon' "
+ "DESC 'Abandon operation' "
+ "SUP auditReadObject STRUCTURAL "
+ "MUST reqId )", &log_ocs[LOG_EN_ABANDON] },
+ { "( " LOG_SCHEMA_OC ".5 NAME 'auditAdd' "
+ "DESC 'Add operation' "
+ "SUP auditWriteObject STRUCTURAL "
+ "MUST reqMod )", &log_ocs[LOG_EN_ADD] },
+ { "( " LOG_SCHEMA_OC ".6 NAME 'auditBind' "
+ "DESC 'Bind operation' "
+ "SUP auditReadObject STRUCTURAL "
+ "MUST reqMethod )", &log_ocs[LOG_EN_BIND] },
+ { "( " LOG_SCHEMA_OC ".7 NAME 'auditCompare' "
+ "DESC 'Compare operation' "
+ "SUP auditReadObject STRUCTURAL "
+ "MUST reqAssertion )", &log_ocs[LOG_EN_COMPARE] },
+ { "( " LOG_SCHEMA_OC ".8 NAME 'auditModify' "
+ "DESC 'Add or Modify operation' "
+ "SUP auditWriteObject STRUCTURAL "
+ "MUST reqMod )", &log_ocs[LOG_EN_MODIFY] },
+ { "( " LOG_SCHEMA_OC ".9 NAME 'auditModRDN' "
+ "DESC 'ModRDN operation' "
+ "SUP auditWriteObject STRUCTURAL "
+ "MUST ( reqNewRDN $ reqDeleteOldRDN ) "
+ "MAY reqNewSuperior )", &log_ocs[LOG_EN_MODRDN] },
+ { "( " LOG_SCHEMA_OC ".10 NAME 'auditSearch' "
+ "DESC 'Search operation' "
+ "SUP auditReadObject STRUCTURAL "
+ "MUST ( reqScope $ reqAttrsonly ) "
+ "MAY ( reqFilter $ reqAttr $ reqEntries $ reqSizeLimit $ "
+ "reqTimeLimit ) )", &log_ocs[LOG_EN_SEARCH] },
+ { "( " LOG_SCHEMA_OC ".11 NAME 'auditExtended' "
+ "DESC 'Extended operation' "
+ "SUP auditReadObject STRUCTURAL "
+ "MAY reqData )", &log_ocs[LOG_EN_EXTENDED] },
+ { NULL, NULL }
+};
+
+#define RDNEQ "reqStart="
+
+/* Our time intervals are of the form [dd+]hh:mm[:ss]
+ * If a field is present, it must be two digits. We assume no one
+ * will want to keep log records for longer than 99 days.
+ */
+static int
+log_age_parse(char *agestr)
+{
+ char *ptr;
+ int t1, t2;
+ int gotdays = 0;
+
+ t1 = atoi( agestr );
+ /* Is there a days delimiter? */
+ if ( agestr[2] == '+' ) {
+ t1 *= 24;
+ gotdays = 1;
+ } else if ( agestr[2] != ':' ) {
+ /* No valid delimiter found, fail */
+ return -1;
+ }
+
+ agestr += 3;
+ t2 = atoi( agestr );
+
+ /* if there's a delimiter, it can only be a colon */
+ if ( agestr[2] && agestr[2] != ':' )
+ return -1;
+
+ /* If we're at the end of the string, and we started with days,
+ * fail because we expected to find minutes too.
+ */
+ if ( gotdays && !agestr[2] )
+ return -1;
+
+ t1 *= 60;
+ t1 += t2;
+
+ if ( !agestr[2] )
+ return t1 * 60;
+
+ agestr += 3;
+ t2 = atoi( agestr );
+
+ /* last field can only be seconds */
+ if ( agestr[2] && ( agestr[2] != ':' || !gotdays ))
+ return -1;
+ t1 *= 60;
+ t1 += t2;
+
+ t1 *= 60;
+ if ( agestr[2] ) {
+ agestr += 3;
+ if ( agestr[2] )
+ return -1;
+ t1 += atoi( agestr );
+ }
+ return t1;
+}
+
+static void
+log_age_unparse( int age, struct berval *agebv )
+{
+ int dd, hh, mm, ss;
+ char *ptr;
+
+ ss = age % 60;
+ age /= 60;
+ mm = age % 60;
+ age /= 60;
+ hh = age % 60;
+ age /= 24;
+ dd = age;
+
+ ptr = agebv->bv_val;
+
+ if ( dd )
+ ptr += sprintf( ptr, "%02d+", dd );
+ ptr += sprintf( ptr, "%02d:%02d", hh, mm );
+ if ( ss )
+ ptr += sprintf( ptr, ":%02d", ss );
+
+ agebv->bv_len = ptr - agebv->bv_val;
+}
+
+static slap_callback nullsc = { NULL, slap_null_cb, NULL, NULL };
+
+#define PURGE_INCREMENT 100
+
+typedef struct purge_data {
+ int slots;
+ int used;
+ BerVarray dn;
+ BerVarray ndn;
+} purge_data;
+
+static int
+log_old_lookup( Operation *op, SlapReply *rs )
+{
+ purge_data *pd = op->o_callback->sc_private;
+
+ if ( rs->sr_type != REP_SEARCH) return 0;
+
+ if ( pd->used >= pd->slots ) {
+ pd->slots += PURGE_INCREMENT;
+ pd->dn = ch_realloc( pd->dn, pd->slots * sizeof( struct berval ));
+ pd->ndn = ch_realloc( pd->ndn, pd->slots * sizeof( struct berval ));
+ }
+ ber_dupbv( &pd->dn[pd->used], &rs->sr_entry->e_name );
+ ber_dupbv( &pd->ndn[pd->used], &rs->sr_entry->e_nname );
+ pd->used++;
+ return 0;
+}
+
+/* Periodically search for old entries in the log database and delete them */
+static void *
+accesslog_purge( void *ctx, void *arg )
+{
+ struct re_s *rtask = arg;
+ struct log_info *li = rtask->arg;
+
+ Connection conn = {0};
+ char opbuf[OPERATION_BUFFER_SIZE];
+ Operation *op = (Operation *)opbuf;
+ SlapReply rs = {REP_RESULT};
+ slap_callback cb = { NULL, log_old_lookup, NULL, NULL };
+ Filter f;
+ AttributeAssertion ava = {0};
+ purge_data pd = {0};
+ char timebuf[LDAP_LUTIL_GENTIME_BUFSIZE];
+ time_t old = slap_get_time();
+
+ connection_fake_init( &conn, op, ctx );
+
+ f.f_choice = LDAP_FILTER_LE;
+ f.f_ava = &ava;
+ f.f_next = NULL;
+
+ ava.aa_desc = ad_reqStart;
+ ava.aa_value.bv_val = timebuf;
+ ava.aa_value.bv_len = sizeof(timebuf);
+
+ old -= li->li_age;
+ slap_timestamp( &old, &ava.aa_value );
+
+ op->o_tag = LDAP_REQ_SEARCH;
+ op->o_bd = li->li_db;
+ op->o_dn = li->li_db->be_rootdn;
+ op->o_ndn = li->li_db->be_rootndn;
+ op->o_req_dn = li->li_db->be_suffix[0];
+ op->o_req_ndn = li->li_db->be_nsuffix[0];
+ op->o_callback = &cb;
+ op->ors_scope = LDAP_SCOPE_ONELEVEL;
+ op->ors_deref = LDAP_DEREF_NEVER;
+ op->ors_tlimit = SLAP_NO_LIMIT;
+ op->ors_slimit = SLAP_NO_LIMIT;
+ op->ors_filter = &f;
+ filter2bv_x( op, &f, &op->ors_filterstr );
+ op->ors_attrs = slap_anlist_no_attrs;
+ op->ors_attrsonly = 1;
+
+ cb.sc_private = &pd;
+
+ op->o_bd->be_search( op, &rs );
+ op->o_tmpfree( op->ors_filterstr.bv_val, op->o_tmpmemctx );
+
+ if ( pd.used ) {
+ int i;
+
+ op->o_tag = LDAP_REQ_DELETE;
+ op->o_callback = &nullsc;
+
+ for (i=0; i<pd.used; i++) {
+ op->o_req_dn = pd.dn[i];
+ op->o_req_ndn = pd.ndn[i];
+ op->o_bd->be_delete( op, &rs );
+ ch_free( pd.ndn[i].bv_val );
+ ch_free( pd.dn[i].bv_val );
+ }
+ ch_free( pd.ndn );
+ ch_free( pd.dn );
+ }
+
+ ldap_pvt_thread_mutex_lock( &slapd_rq.rq_mutex );
+ ldap_pvt_runqueue_stoptask( &slapd_rq, rtask );
+ ldap_pvt_thread_mutex_unlock( &slapd_rq.rq_mutex );
+
+ return NULL;
+}
+
+static int
+log_cf_gen(ConfigArgs *c)
+{
+ slap_overinst *on = (slap_overinst *)c->bi;
+ struct log_info *li = on->on_bi.bi_private;
+ int rc = 0;
+ slap_mask_t tmask = 0;
+ char agebuf[2*STRLENOF("dd+hh:mm:ss ")];
+ struct berval agebv, cyclebv;
+
+ switch( c->op ) {
+ case SLAP_CONFIG_EMIT:
+ switch( c->type ) {
+ case LOG_DB:
+ value_add( &c->rvalue_vals, li->li_db->be_suffix );
+ value_add( &c->rvalue_nvals, li->li_db->be_nsuffix );
+ break;
+ case LOG_OPS:
+ rc = mask_to_verbs( logops, li->li_ops, &c->rvalue_vals );
+ break;
+ case LOG_PURGE:
+ agebv.bv_val = agebuf;
+ log_age_unparse( li->li_age, &agebv );
+ agebv.bv_val[agebv.bv_len] = ' ';
+ agebv.bv_len++;
+ cyclebv.bv_val = agebv.bv_val + agebv.bv_len;
+ log_age_unparse( li->li_cycle, &cyclebv );
+ agebv.bv_len += cyclebv.bv_len;
+ value_add_one( &c->rvalue_vals, &agebv );
+ break;
+ }
+ break;
+ case LDAP_MOD_DELETE:
+ switch( c->type ) {
+ case LOG_DB:
+ /* noop. this should always be a valid backend. */
+ break;
+ case LOG_OPS:
+ if ( c->valx < 0 ) {
+ li->li_ops = 0;
+ } else {
+ rc = verbs_to_mask( 1, &c->line, logops, &tmask );
+ if ( rc == 0 )
+ li->li_ops &= ~tmask;
+ }
+ break;
+ case LOG_PURGE:
+ if ( li->li_task ) {
+ struct re_s *re = li->li_task;
+ li->li_task = NULL;
+ if ( ldap_pvt_runqueue_isrunning( &slapd_rq, re ))
+ ldap_pvt_runqueue_stoptask( &slapd_rq, re );
+ ldap_pvt_runqueue_remove( &slapd_rq, re );
+ }
+ li->li_age = 0;
+ li->li_cycle = 0;
+ break;
+ }
+ break;
+ default:
+ switch( c->type ) {
+ case LOG_DB:
+ li->li_db = select_backend( &c->value_ndn, 0, 0 );
+ if ( !li->li_db ) {
+ sprintf( c->msg, "<%s> no matching backend found for suffix",
+ c->argv[0] );
+ Debug( LDAP_DEBUG_ANY, "%s: %s \"%s\"\n",
+ c->log, c->msg, c->value_dn.bv_val );
+ rc = 1;
+ }
+ ch_free( c->value_dn.bv_val );
+ ch_free( c->value_ndn.bv_val );
+ break;
+ case LOG_OPS:
+ rc = verbs_to_mask( c->argc, c->argv, logops, &tmask );
+ if ( rc == 0 )
+ li->li_ops |= tmask;
+ break;
+ case LOG_PURGE:
+ li->li_age = log_age_parse( c->argv[1] );
+ if ( li->li_age == -1 ) {
+ rc = 1;
+ } else {
+ li->li_cycle = log_age_parse( c->argv[2] );
+ if ( li->li_cycle == -1 ) {
+ rc = 1;
+ } else if ( slapMode & SLAP_SERVER_MODE ) {
+ struct re_s *re = li->li_task;
+ if ( re )
+ re->interval.tv_sec = li->li_cycle;
+ else
+ li->li_task = ldap_pvt_runqueue_insert( &slapd_rq,
+ li->li_cycle, accesslog_purge, li,
+ "accesslog_purge", li->li_db ?
+ li->li_db->be_suffix[0].bv_val :
+ c->be->be_suffix[0].bv_val );
+ }
+ }
+ break;
+ }
+ break;
+ }
+ return rc;
+}
+
+static Entry *accesslog_entry( Operation *op, int logop ) {
+ slap_overinst *on = (slap_overinst *)op->o_bd->bd_info;
+ log_info *li = on->on_bi.bi_private;
+
+ char rdnbuf[STRLENOF(RDNEQ)+LDAP_LUTIL_GENTIME_BUFSIZE+8];
+ struct berval rdn, timestamp, bv;
+ slap_verbmasks *lo = logops+logop+EN_OFFSET;
+
+ Entry *e = ch_calloc( 1, sizeof(Entry) );
+
+ strcpy( rdnbuf, RDNEQ );
+ rdn.bv_val = rdnbuf;
+
+ timestamp.bv_val = rdnbuf+STRLENOF(RDNEQ);
+ timestamp.bv_len = sizeof(rdnbuf) - STRLENOF(RDNEQ);
+ slap_timestamp( &op->o_time, ×tamp );
+ if ( op->o_tincr ) {
+ sprintf( timestamp.bv_val + timestamp.bv_len-1, ".%06dZ", op->o_tincr );
+ timestamp.bv_len += 7;
+ }
+ rdn.bv_len = STRLENOF(RDNEQ)+timestamp.bv_len;
+ build_new_dn( &e->e_name, li->li_db->be_suffix, &rdn, NULL );
+ build_new_dn( &e->e_nname, li->li_db->be_nsuffix, &rdn, NULL );
+
+ attr_merge_one( e, slap_schema.si_ad_objectClass,
+ &log_ocs[logop]->soc_cname, NULL );
+ attr_merge_one( e, slap_schema.si_ad_structuralObjectClass,
+ &log_ocs[logop]->soc_cname, NULL );
+ attr_merge_one( e, ad_reqStart, ×tamp, NULL );
+
+ /* Exops have OID appended */
+ if ( logop == LOG_EN_EXTENDED ) {
+ bv.bv_len = lo->word.bv_len + op->ore_reqoid.bv_len + 2;
+ bv.bv_val = ch_malloc( bv.bv_len + 1 );
+ AC_MEMCPY( bv.bv_val, lo->word.bv_val, lo->word.bv_len );
+ bv.bv_val[lo->word.bv_len] = '{';
+ AC_MEMCPY( bv.bv_val+lo->word.bv_len+1, op->ore_reqoid.bv_val,
+ op->ore_reqoid.bv_len );
+ bv.bv_val[bv.bv_len-1] = '}';
+ bv.bv_val[bv.bv_len] = '\0';
+ attr_merge_one( e, ad_reqType, &bv, NULL );
+ } else {
+ attr_merge_one( e, ad_reqType, &lo->word, NULL );
+ }
+
+ rdn.bv_len = sprintf( rdn.bv_val, "%d", op->o_connid );
+ attr_merge_one( e, ad_reqSession, &rdn, NULL );
+
+ if ( BER_BVISNULL( &op->o_dn ))
+ attr_merge_one( e, ad_reqAuthzID, (struct berval *)&slap_empty_bv,
+ (struct berval *)&slap_empty_bv );
+ else
+ attr_merge_one( e, ad_reqAuthzID, &op->o_dn, &op->o_ndn );
+
+ /* FIXME: need to add reqControls and reqRespControls */
+
+ return e;
+}
+
+static struct berval scopes[] = {
+ BER_BVC("base"),
+ BER_BVC("onelevel"),
+ BER_BVC("subtree"),
+ BER_BVC("subordinate")
+};
+
+static struct berval simple = BER_BVC("SIMPLE");
+
+static int accesslog_response(Operation *op, SlapReply *rs) {
+ slap_overinst *on = (slap_overinst *)op->o_bd->bd_info;
+ log_info *li = on->on_bi.bi_private;
+ Attribute *a, *last_attr;
+ Modifications *m;
+ struct berval *b;
+ time_t endtime;
+ int i;
+ int logop;
+ slap_verbmasks *lo;
+ Entry *e;
+ char timebuf[LDAP_LUTIL_GENTIME_BUFSIZE];
+ struct berval bv;
+ char *ptr;
+ BerVarray vals;
+ Operation op2;
+ SlapReply rs2 = {REP_RESULT};
+
+ if ( rs->sr_type != REP_RESULT && rs->sr_type != REP_EXTENDED )
+ return SLAP_CB_CONTINUE;
+
+ switch ( op->o_tag ) {
+ case LDAP_REQ_ADD: logop = LOG_EN_ADD; break;
+ case LDAP_REQ_DELETE: logop = LOG_EN_DELETE; break;
+ case LDAP_REQ_MODIFY: logop = LOG_EN_MODIFY; break;
+ case LDAP_REQ_MODRDN: logop = LOG_EN_MODRDN; break;
+ case LDAP_REQ_COMPARE: logop = LOG_EN_COMPARE; break;
+ case LDAP_REQ_SEARCH: logop = LOG_EN_SEARCH; break;
+ case LDAP_REQ_BIND: logop = LOG_EN_BIND; break;
+ case LDAP_REQ_EXTENDED: logop = LOG_EN_EXTENDED; break;
+ } /* Unbind and Abandon never reach here */
+
+ lo = logops+logop+EN_OFFSET;
+ if ( !( li->li_ops & lo->mask ))
+ return SLAP_CB_CONTINUE;
+
+ endtime = slap_get_time();
+
+ e = accesslog_entry( op, logop );
+
+ bv.bv_val = timebuf;
+ bv.bv_len = sizeof(timebuf);
+ slap_timestamp( &endtime, &bv );
+
+ attr_merge_one( e, ad_reqEnd, &bv, NULL );
+
+ attr_merge_one( e, ad_reqDN, &op->o_req_dn, &op->o_req_ndn );
+
+ if ( rs->sr_text ) {
+ ber_str2bv( rs->sr_text, 0, 0, &bv );
+ attr_merge_one( e, ad_reqMessage, &bv, NULL );
+ }
+ bv.bv_len = sprintf( timebuf, "%d", rs->sr_err );
+ bv.bv_val = timebuf;
+
+ attr_merge_one( e, ad_reqResult, &bv, NULL );
+
+ last_attr = attr_find( e->e_attrs, ad_reqResult );
+
+ switch( logop ) {
+ case LOG_EN_ADD:
+ /* count all the vals */
+ i = 0;
+ for ( a=op->ora_e->e_attrs; a; a=a->a_next ) {
+ if ( a->a_vals ) {
+ for (b=a->a_vals; !BER_BVISNULL( b ); b++) {
+ i++;
+ }
+ }
+ }
+ vals = ch_malloc( (i+1) * sizeof( struct berval ));
+ i = 0;
+ for ( a=op->ora_e->e_attrs; a; a=a->a_next ) {
+ if ( a->a_vals ) {
+ for (b=a->a_vals; !BER_BVISNULL( b ); b++,i++) {
+ vals[i].bv_len = a->a_desc->ad_cname.bv_len + b->bv_len +3;
+ vals[i].bv_val = ch_malloc( vals[i].bv_len+1 );
+ ptr = lutil_strcopy( vals[i].bv_val,
+ a->a_desc->ad_cname.bv_val );
+ *ptr++ = ':';
+ *ptr++ = '+';
+ *ptr++ = ' ';
+ AC_MEMCPY( ptr, b->bv_val, b->bv_len );
+ vals[i].bv_val[vals[i].bv_len] = '\0';
+ }
+ }
+ }
+ vals[i].bv_val = NULL;
+ vals[i].bv_len = 0;
+ a = attr_alloc( ad_reqMod );
+ a->a_vals = vals;
+ a->a_nvals = vals;
+ last_attr->a_next = a;
+ break;
+
+ case LOG_EN_DELETE:
+ /* needs nothing else */
+ break;
+
+ case LOG_EN_MODIFY:
+ /* count all the mods */
+ i = 0;
+ for ( m=op->orm_modlist; m; m=m->sml_next ) {
+ if ( m->sml_values ) {
+ for (b=m->sml_values; !BER_BVISNULL( b ); b++) {
+ i++;
+ }
+ } else if ( m->sml_op == LDAP_MOD_DELETE ) {
+ i++;
+ }
+ }
+ vals = ch_malloc( (i+1) * sizeof( struct berval ));
+ i = 0;
+ for ( m=op->orm_modlist; m; m=m->sml_next ) {
+ if ( m->sml_values ) {
+ for (b=m->sml_values; !BER_BVISNULL( b ); b++,i++) {
+ char c_op;
+ vals[i].bv_len = a->a_desc->ad_cname.bv_len + b->bv_len +3;
+ vals[i].bv_val = ch_malloc( vals[i].bv_len+1 );
+ ptr = lutil_strcopy( vals[i].bv_val,
+ a->a_desc->ad_cname.bv_val );
+ *ptr++ = ':';
+ switch( m->sml_op ) {
+ case LDAP_MOD_ADD: c_op = '+'; break;
+ case LDAP_MOD_DELETE: c_op = '-'; break;
+ case LDAP_MOD_REPLACE: c_op = '='; break;
+ case LDAP_MOD_INCREMENT: c_op = '#'; break;
+ }
+ *ptr++ = c_op;
+ *ptr++ = ' ';
+ AC_MEMCPY( ptr, b->bv_val, b->bv_len );
+ vals[i].bv_val[vals[i].bv_len] = '\0';
+ }
+ } else if ( m->sml_op == LDAP_MOD_DELETE ) {
+ vals[i].bv_len = a->a_desc->ad_cname.bv_len + 2;
+ vals[i].bv_val = ch_malloc( vals[i].bv_len+1 );
+ ptr = lutil_strcopy( vals[i].bv_val,
+ a->a_desc->ad_cname.bv_val );
+ *ptr++ = ':';
+ *ptr++ = '-';
+ *ptr = '\0';
+ i++;
+ }
+ }
+ vals[i].bv_val = NULL;
+ vals[i].bv_len = 0;
+ a = attr_alloc( ad_reqMod );
+ a->a_vals = vals;
+ a->a_nvals = vals;
+ last_attr->a_next = a;
+ break;
+
+ case LOG_EN_MODRDN:
+ attr_merge_one( e, ad_reqNewRDN, &op->orr_newrdn, &op->orr_nnewrdn );
+ attr_merge_one( e, ad_reqDeleteOldRDN, op->orr_deleteoldrdn ?
+ (struct berval *)&slap_true_bv : (struct berval *)&slap_false_bv,
+ NULL );
+ if ( op->orr_newSup ) {
+ attr_merge_one( e, ad_reqNewSuperior, op->orr_newSup, op->orr_nnewSup );
+ }
+ break;
+
+ case LOG_EN_COMPARE:
+ bv.bv_len = op->orc_ava->aa_desc->ad_cname.bv_len + 1 +
+ op->orc_ava->aa_value.bv_len;
+ bv.bv_val = op->o_tmpalloc( bv.bv_len+1, op->o_tmpmemctx );
+ ptr = lutil_strcopy( bv.bv_val, op->orc_ava->aa_desc->ad_cname.bv_val );
+ *ptr++ = '=';
+ AC_MEMCPY( ptr, op->orc_ava->aa_value.bv_val, op->orc_ava->aa_value.bv_len );
+ bv.bv_val[bv.bv_len] = '\0';
+ attr_merge_one( e, ad_reqAssertion, &bv, NULL );
+ op->o_tmpfree( bv.bv_val, op->o_tmpmemctx );
+ break;
+
+ case LOG_EN_SEARCH:
+ attr_merge_one( e, ad_reqScope, &scopes[op->ors_scope], NULL );
+ attr_merge_one( e, ad_reqAttrsOnly, op->ors_attrsonly ?
+ (struct berval *)&slap_true_bv : (struct berval *)&slap_false_bv,
+ NULL );
+ if ( !BER_BVISEMPTY( &op->ors_filterstr ))
+ attr_merge_one( e, ad_reqFilter, &op->ors_filterstr, NULL );
+ if ( op->ors_attrs ) {
+ /* count them */
+ for (i=0; !BER_BVISNULL(&op->ors_attrs[i].an_name );i++)
+ ;
+ vals = op->o_tmpalloc( (i+1) * sizeof(struct berval),
+ op->o_tmpmemctx );
+ for (i=0; !BER_BVISNULL(&op->ors_attrs[i].an_name );i++)
+ vals[i] = op->ors_attrs[i].an_name;
+ vals[i].bv_val = NULL;
+ vals[i].bv_len = 0;
+ attr_merge( e, ad_reqAttr, vals, NULL );
+ op->o_tmpfree( vals, op->o_tmpmemctx );
+ }
+ bv.bv_val = timebuf;
+ bv.bv_len = sprintf( bv.bv_val, "%d", rs->sr_nentries );
+ attr_merge_one( e, ad_reqEntries, &bv, NULL );
+
+ bv.bv_len = sprintf( bv.bv_val, "%d", op->ors_tlimit );
+ attr_merge_one( e, ad_reqTimeLimit, &bv, NULL );
+ /* FIXME: slimit was zeroed by the backends */
+ break;
+
+ case LOG_EN_BIND:
+ if ( op->orb_method == LDAP_AUTH_SIMPLE ) {
+ attr_merge_one( e, ad_reqMethod, &simple, NULL );
+ } else {
+ bv.bv_len = STRLENOF("SASL()") + op->orb_tmp_mech.bv_len;
+ bv.bv_val = op->o_tmpalloc( bv.bv_len + 1, op->o_tmpmemctx );
+ ptr = lutil_strcopy( bv.bv_val, "SASL(" );
+ ptr = lutil_strcopy( ptr, op->orb_tmp_mech.bv_val );
+ *ptr++ = ')';
+ *ptr = '\0';
+ attr_merge_one( e, ad_reqMethod, &bv, NULL );
+ op->o_tmpfree( bv.bv_val, op->o_tmpmemctx );
+ }
+ break;
+
+ case LOG_EN_EXTENDED:
+ if ( op->ore_reqdata ) {
+ attr_merge_one( e, ad_reqData, op->ore_reqdata, NULL );
+ }
+ break;
+ }
+
+ op2.o_hdr = op->o_hdr;
+ op2.o_tag = LDAP_REQ_ADD;
+ op2.o_time = endtime;
+ op2.o_tincr = 0;
+ op2.o_bd = li->li_db;
+ op2.o_dn = li->li_db->be_rootdn;
+ op2.o_ndn = li->li_db->be_rootndn;
+ op2.o_req_dn = e->e_name;
+ op2.o_req_ndn = e->e_nname;
+ op2.ora_e = e;
+ op2.o_callback = &nullsc;
+
+ op2.o_bd->be_add( &op2, &rs2 );
+ entry_free( e );
+
+ return SLAP_CB_CONTINUE;
+}
+
+/* unbinds are broadcast to all backends; we only log it if this
+ * backend was used for the original bind.
+ */
+static int
+accesslog_unbind( Operation *op, SlapReply *rs )
+{
+ if ( op->o_conn->c_authz_backend == op->o_bd ) {
+ slap_overinst *on = (slap_overinst *)op->o_bd->bd_info;
+ log_info *li = on->on_bi.bi_private;
+ Operation op2;
+ SlapReply rs2 = {REP_RESULT};
+ Entry *e;
+
+ e = accesslog_entry( op, LOG_EN_UNBIND );
+ op2.o_hdr = op->o_hdr;
+ op2.o_tag = LDAP_REQ_ADD;
+ op2.o_time = op->o_time;
+ op2.o_tincr = 0;
+ op2.o_bd = li->li_db;
+ op2.o_dn = li->li_db->be_rootdn;
+ op2.o_ndn = li->li_db->be_rootndn;
+ op2.o_req_dn = e->e_name;
+ op2.o_req_ndn = e->e_nname;
+ op2.ora_e = e;
+ op2.o_callback = &nullsc;
+
+ op2.o_bd->be_add( &op2, &rs2 );
+ entry_free( e );
+ }
+ return SLAP_CB_CONTINUE;
+}
+
+static int
+accesslog_abandon( Operation *op, SlapReply *rs )
+{
+ slap_overinst *on = (slap_overinst *)op->o_bd->bd_info;
+ log_info *li = on->on_bi.bi_private;
+ Operation op2;
+ SlapReply rs2 = {REP_RESULT};
+ Entry *e;
+ char buf[64];
+ struct berval bv;
+
+ if ( !op->o_time )
+ return SLAP_CB_CONTINUE;
+
+ e = accesslog_entry( op, LOG_EN_ABANDON );
+ bv.bv_val = buf;
+ bv.bv_len = sprintf( buf, "%d", op->orn_msgid );
+ attr_merge_one( e, ad_reqId, &bv, NULL );
+
+ op2.o_hdr = op->o_hdr;
+ op2.o_tag = LDAP_REQ_ADD;
+ op2.o_time = op->o_time;
+ op2.o_tincr = 0;
+ op2.o_bd = li->li_db;
+ op2.o_dn = li->li_db->be_rootdn;
+ op2.o_ndn = li->li_db->be_rootndn;
+ op2.o_req_dn = e->e_name;
+ op2.o_req_ndn = e->e_nname;
+ op2.ora_e = e;
+ op2.o_callback = &nullsc;
+
+ op2.o_bd->be_add( &op2, &rs2 );
+ entry_free( e );
+
+ return SLAP_CB_CONTINUE;
+}
+
+static slap_overinst accesslog;
+
+static int
+accesslog_db_init(
+ BackendDB *be
+)
+{
+ slap_overinst *on = (slap_overinst *)be->bd_info;
+ log_info *li = ch_calloc(1, sizeof(log_info));
+
+ on->on_bi.bi_private = li;
+ return 0;
+}
+
+static int
+accesslog_db_destroy(
+ BackendDB *be
+)
+{
+ slap_overinst *on = (slap_overinst *)be->bd_info;
+ log_info *li = on->on_bi.bi_private;
+
+ free( li );
+}
+
+int accesslog_init()
+{
+ int i, rc;
+
+ accesslog.on_bi.bi_type = "accesslog";
+ accesslog.on_bi.bi_db_init = accesslog_db_init;
+ accesslog.on_bi.bi_db_destroy = accesslog_db_destroy;
+
+ accesslog.on_bi.bi_op_unbind = accesslog_unbind;
+ accesslog.on_bi.bi_op_abandon = accesslog_abandon;
+ accesslog.on_response = accesslog_response;
+
+ accesslog.on_bi.bi_cf_ocs = log_cfocs;
+
+ rc = config_register_schema( log_cfats, log_cfocs );
+ if ( rc ) return rc;
+
+ /* log schema integration */
+ for ( i=0; lattrs[i].at; i++ ) {
+ LDAPAttributeType *lat;
+ AttributeType *at;
+ int code;
+ const char *err;
+
+ lat = ldap_str2attributetype( lattrs[i].at, &code, &err,
+ LDAP_SCHEMA_ALLOW_ALL );
+ if ( !lat ) {
+ Debug( LDAP_DEBUG_ANY, "accesslog_init: "
+ "ldap_str2attributetype failed on %d: %s, %s\n",
+ i, ldap_scherr2str(code), err );
+ return -1;
+ }
+ code = at_add( lat, 0, &at, &err );
+ ldap_memfree( lat );
+ if ( code ) {
+ Debug( LDAP_DEBUG_ANY, "log_back_initialize: "
+ "at_add failed on %d: %s\n",
+ i, scherr2str(code), 0 );
+ return -1;
+ }
+ if ( slap_bv2ad( &at->sat_cname, lattrs[i].ad, &err )) {
+ Debug( LDAP_DEBUG_ANY, "accesslog_init: "
+ "slap_bv2ad failed on %d: %s\n",
+ i, err, 0 );
+ return -1;
+ }
+ }
+ for ( i=0; locs[i].ot; i++ ) {
+ LDAPObjectClass *loc;
+ ObjectClass *oc;
+ int code;
+ const char *err;
+
+ loc = ldap_str2objectclass( locs[i].ot, &code, &err,
+ LDAP_SCHEMA_ALLOW_ALL );
+ if ( !loc ) {
+ Debug( LDAP_DEBUG_ANY, "accesslog_init: "
+ "ldap_str2objectclass failed on %d: %s, %s\n",
+ i, ldap_scherr2str(code), err );
+ return -1;
+ }
+
+ code = oc_add( loc, 0, &oc, &err );
+ ldap_memfree( loc );
+ if ( code ) {
+ Debug( LDAP_DEBUG_ANY, "accesslog_init: "
+ "oc_add failed on %d: %s\n",
+ i, scherr2str(code), 0 );
+ return -1;
+ }
+ if ( locs[i].oc )
+ *locs[i].oc = oc;
+ }
+
+ return overlay_register(&accesslog);
+}
+
+#if SLAPD_OVER_ACCESSLOG == SLAPD_MOD_DYNAMIC
+int init_module( int argc, char *argv[]) {
+ return accesslog_init();
+}
+#endif
+
+#endif /* SLAPD_OVER_ACCESSLOG */
projects / openldap / commitdiff