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openldap/servers/slapd/overlays/accesslog.c
Hallvard Furuseth 7ab3d2c245 Silence warnings
2005-07-14 19:32:21 +00:00

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/* 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_UNKNOWN 0x400
#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|LOG_OP_UNKNOWN)
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_BVC("unknown"), LOG_OP_UNKNOWN },
{ 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_UNKNOWN,
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 auditObject 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 auditObject 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 '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 auditObject 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)
{
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, &timestamp );
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, &timestamp, 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, "%lu", 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;
default: /* unknown operation type */
logop = LOG_EN_UNKNOWN; 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 = m->sml_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,
m->sml_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;
/* unknown op. there shouldn't be any of these. we
* don't know what to do with it, but we shouldn't just
* ignore it.
*/
default: 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 = m->sml_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;
case LOG_EN_UNKNOWN:
/* we don't know its parameters, don't add any */
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 );
return LDAP_SUCCESS;
}
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 */
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