/* accesslog.c - log operations for audit/history purposes */
/* $OpenLDAP$ */
/* This work is part of OpenLDAP Software .
*
* Copyright 2005-2024 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
* .
*/
/* ACKNOWLEDGEMENTS:
* This work was initially developed by Howard Chu for inclusion in
* OpenLDAP Software.
*/
#include "portable.h"
#ifdef SLAPD_OVER_ACCESSLOG
#include
#include
#include
#include
#include "slap.h"
#include "slap-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_attr {
struct log_attr *next;
AttributeDescription *attr;
} log_attr;
typedef struct log_base {
struct log_base *lb_next;
slap_mask_t lb_ops;
struct berval lb_base;
struct berval lb_line;
} log_base;
typedef struct log_info {
BackendDB *li_db;
struct berval li_db_suffix;
int li_open;
slap_mask_t li_ops;
int li_age;
int li_cycle;
struct re_s *li_task;
Filter *li_oldf;
Entry *li_old;
log_attr *li_oldattrs;
struct berval li_uuid;
int li_success;
log_base *li_bases;
BerVarray li_mincsn;
int *li_sids, li_numcsns;
/*
* Allow partial concurrency, main operation processing serialised with
* li_op_rmutex (there might be multiple such in progress by the same
* thread at a time, think overlays), the actual logging and mincsn
* management are serialised with li_log_mutex.
*
* ITS#9538:
* Any CSN assignment should happen while li_op_rmutex is held and
* li_log_mutex should be acquired before the former has been released.
*/
ldap_pvt_thread_mutex_t li_op_rmutex;
ldap_pvt_thread_mutex_t li_log_mutex;
} log_info;
static ConfigDriver log_cf_gen;
enum {
LOG_DB = 1,
LOG_OPS,
LOG_PURGE,
LOG_SUCCESS,
LOG_OLD,
LOG_OLDATTR,
LOG_BASE
};
static ConfigTable log_cfats[] = {
{ "logdb", "suffix", 2, 2, 0, ARG_DN|ARG_QUOTE|ARG_MAGIC|LOG_DB,
log_cf_gen, "( OLcfgOvAt:4.1 NAME 'olcAccessLogDB' "
"DESC 'Suffix of database for log content' "
"EQUALITY distinguishedNameMatch "
"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> :
*
( LOG_SCHEMA_AT .30 NAME 'auditContext'
DESC 'DN of auditContainer'
EQUALITY distinguishedNameMatch
SYNTAX 1.3.6.1.4.1.1466.115.121.1.12
SINGLE-VALUE NO-USER-MODIFICATION USAGE directoryOperation )
* - removed EQUALITY matchingRule
* - changed directoryOperation in dSAOperation
*/
{ "( " LOG_SCHEMA_AT ".30 NAME 'auditContext' "
"DESC 'DN of auditContainer' "
"SYNTAX 1.3.6.1.4.1.1466.115.121.1.12 "
"SINGLE-VALUE "
"NO-USER-MODIFICATION "
"USAGE dSAOperation )", &ad_auditContext },
/*
* ITS#6656
*/
{ "( " LOG_SCHEMA_AT ".31 NAME 'reqEntryUUID' "
"DESC 'UUID of entry' "
"EQUALITY UUIDMatch "
"ORDERING UUIDOrderingMatch "
"SYNTAX 1.3.6.1.1.16.1 "
"SINGLE-VALUE )", &ad_reqEntryUUID },
/*
* ITS#8486
*/
{ "( " LOG_SCHEMA_AT ".32 NAME 'minCSN' "
"DESC 'CSN set that the logs are recorded from' "
"EQUALITY CSNMatch "
"ORDERING CSNOrderingMatch "
"SYNTAX 1.3.6.1.4.1.4203.666.11.2.1{64} "
"NO-USER-MODIFICATION "
"USAGE dSAOperation )", &ad_minCSN },
/*
* ITS#9552
*/
{ "( " LOG_SCHEMA_AT ".33 NAME 'reqNewDN' "
"DESC 'New DN after rename' "
"EQUALITY distinguishedNameMatch "
"SYNTAX OMsDN "
"SINGLE-VALUE )", &ad_reqNewDN },
{ NULL, NULL }
};
static struct {
char *ot;
ObjectClass **oc;
} locs[] = {
{ "( " LOG_SCHEMA_OC ".0 NAME 'auditContainer' "
"DESC 'AuditLog container' "
"SUP top STRUCTURAL "
"MAY ( cn $ reqStart $ reqEnd ) )", &log_container },
{ "( " 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 $ reqReferral $ reqEntryUUID ) )",
&log_ocs[LOG_EN_UNBIND] },
{ "( " LOG_SCHEMA_OC ".2 NAME 'auditReadObject' "
"DESC 'OpenLDAP read request record' "
"SUP auditObject STRUCTURAL )", &log_oc_read },
{ "( " LOG_SCHEMA_OC ".3 NAME 'auditWriteObject' "
"DESC 'OpenLDAP write request record' "
"SUP auditObject STRUCTURAL )", &log_oc_write },
{ "( " 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 ( reqVersion $ 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 'auditDelete' "
"DESC 'Delete operation' "
"SUP auditWriteObject STRUCTURAL "
"MAY reqOld )", &log_ocs[LOG_EN_DELETE] },
{ "( " LOG_SCHEMA_OC ".9 NAME 'auditModify' "
"DESC 'Modify operation' "
"SUP auditWriteObject STRUCTURAL "
"MAY ( reqOld $ reqMod ) )", &log_ocs[LOG_EN_MODIFY] },
{ "( " LOG_SCHEMA_OC ".10 NAME 'auditModRDN' "
"DESC 'ModRDN operation' "
"SUP auditWriteObject STRUCTURAL "
"MUST ( reqNewRDN $ reqDeleteOldRDN ) "
"MAY ( reqNewSuperior $ reqMod $ reqOld $ reqNewDN ) )",
&log_ocs[LOG_EN_MODRDN] },
{ "( " LOG_SCHEMA_OC ".11 NAME 'auditSearch' "
"DESC 'Search operation' "
"SUP auditReadObject STRUCTURAL "
"MUST ( reqScope $ reqDerefAliases $ reqAttrsonly ) "
"MAY ( reqFilter $ reqAttr $ reqEntries $ reqSizeLimit $ "
"reqTimeLimit ) )", &log_ocs[LOG_EN_SEARCH] },
{ "( " LOG_SCHEMA_OC ".12 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 [ddd+]hh:mm[:ss]
* If a field is present, it must be two digits. (Except for
* days, which can be arbitrary width.)
*/
static int
log_age_parse(char *agestr)
{
int t1, t2;
int gotdays = 0;
char *endptr;
t1 = strtol( agestr, &endptr, 10 );
/* Is there a days delimiter? */
if ( *endptr == '+' ) {
/* 32 bit time only covers about 68 years */
if ( t1 < 0 || t1 > 25000 )
return -1;
t1 *= 24;
gotdays = 1;
agestr = endptr + 1;
} else {
if ( agestr[2] != ':' ) {
/* No valid delimiter found, fail */
return -1;
}
t1 *= 60;
agestr += 3;
}
t2 = atoi( agestr );
t1 += t2;
if ( agestr[2] ) {
/* if there's a delimiter, it can only be a colon */
if ( agestr[2] != ':' )
return -1;
} else {
/* If we're at the end of the string, and we started with days,
* fail because we expected to find minutes too.
*/
return gotdays ? -1 : 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;
if ( agestr[2] ) {
agestr += 3;
if ( agestr[2] )
return -1;
t1 *= 60;
t1 += atoi( agestr );
} else if ( gotdays ) {
/* only got days+hh:mm */
t1 *= 60;
}
return t1;
}
static void
log_age_unparse( int age, struct berval *agebv, size_t size )
{
int dd, hh, mm, ss, len;
char *ptr;
assert( size > 0 );
ss = age % 60;
age /= 60;
mm = age % 60;
age /= 60;
hh = age % 24;
age /= 24;
dd = age;
ptr = agebv->bv_val;
if ( dd ) {
len = snprintf( ptr, size, "%d+", dd );
assert( len >= 0 && (unsigned) len < size );
size -= len;
ptr += len;
}
len = snprintf( ptr, size, "%02d:%02d", hh, mm );
assert( len >= 0 && (unsigned) len < size );
size -= len;
ptr += len;
if ( ss ) {
len = snprintf( ptr, size, ":%02d", ss );
assert( len >= 0 && (unsigned) len < size );
size -= len;
ptr += len;
}
agebv->bv_len = ptr - agebv->bv_val;
}
static slap_callback nullsc;
#define PURGE_INCREMENT 100
typedef struct purge_data {
struct log_info *li;
int slots;
int used;
int mincsn_updated;
BerVarray dn;
BerVarray ndn;
} purge_data;
static int
log_old_lookup( Operation *op, SlapReply *rs )
{
purge_data *pd = op->o_callback->sc_private;
struct log_info *li = pd->li;
Attribute *a;
if ( rs->sr_type != REP_SEARCH) return 0;
if ( slapd_shutdown ) return 0;
/* Update minCSN */
a = attr_find( rs->sr_entry->e_attrs,
slap_schema.si_ad_entryCSN );
if ( a ) {
ber_len_t len = a->a_nvals[0].bv_len;
int i, sid;
/* Find the correct sid */
sid = slap_parse_csn_sid( &a->a_nvals[0] );
ldap_pvt_thread_mutex_lock( &li->li_log_mutex );
for ( i=0; i < li->li_numcsns; i++ ) {
if ( sid <= li->li_sids[i] ) break;
}
if ( i >= li->li_numcsns || sid != li->li_sids[i] ) {
Debug( LDAP_DEBUG_ANY, "log_old_lookup: "
"csn=%s with sid not in minCSN set!\n",
a->a_nvals[0].bv_val );
slap_insert_csn_sids( (struct sync_cookie *)&li->li_mincsn, i,
sid, &a->a_nvals[0] );
} else {
/* Paranoid len check, normalized CSNs are always the same length */
if ( len > li->li_mincsn[i].bv_len )
len = li->li_mincsn[i].bv_len;
if ( ber_bvcmp( &li->li_mincsn[i], &a->a_nvals[0] ) < 0 ) {
pd->mincsn_updated = 1;
AC_MEMCPY( li->li_mincsn[i].bv_val, a->a_nvals[0].bv_val, len );
}
}
ldap_pvt_thread_mutex_unlock( &li->li_log_mutex );
}
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};
OperationBuffer opbuf;
Operation *op;
SlapReply rs = {REP_RESULT};
slap_callback cb = { NULL, log_old_lookup, NULL, NULL, NULL };
Filter f;
AttributeAssertion ava = ATTRIBUTEASSERTION_INIT;
purge_data pd = { .li = li };
char timebuf[LDAP_LUTIL_GENTIME_BUFSIZE];
char csnbuf[LDAP_PVT_CSNSTR_BUFSIZE];
time_t old = slap_get_time();
connection_fake_init( &conn, &opbuf, ctx );
op = &opbuf.ob_op;
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_callback = &nullsc;
op->o_dont_replicate = 1;
op->o_csn = slap_empty_bv;
if ( pd.mincsn_updated ) {
Modifications mod;
/* update context's minCSN to reflect oldest CSN */
ldap_pvt_thread_mutex_lock( &li->li_log_mutex );
mod.sml_numvals = li->li_numcsns;
mod.sml_values = li->li_mincsn;
mod.sml_nvalues = li->li_mincsn;
mod.sml_desc = ad_minCSN;
mod.sml_op = LDAP_MOD_REPLACE;
mod.sml_flags = SLAP_MOD_INTERNAL;
mod.sml_next = NULL;
op->o_tag = LDAP_REQ_MODIFY;
op->orm_modlist = &mod;
op->orm_no_opattrs = 1;
op->o_req_dn = li->li_db->be_suffix[0];
op->o_req_ndn = li->li_db->be_nsuffix[0];
op->o_no_schema_check = 1;
op->o_managedsait = SLAP_CONTROL_NONCRITICAL;
if ( !slapd_shutdown ) {
Debug( LDAP_DEBUG_SYNC, "accesslog_purge: "
"updating minCSN with %d values\n",
li->li_numcsns );
op->o_bd->be_modify( op, &rs );
}
ldap_pvt_thread_mutex_unlock( &li->li_log_mutex );
}
/* delete the expired entries */
op->o_tag = LDAP_REQ_DELETE;
for (i=0; io_req_dn = pd.dn[i];
op->o_req_ndn = pd.ndn[i];
if ( !slapd_shutdown ) {
rs_reinit( &rs, REP_RESULT );
op->o_bd->be_delete( op, &rs );
}
ch_free( pd.ndn[i].bv_val );
ch_free( pd.dn[i].bv_val );
ldap_pvt_thread_pool_pausewait( &connection_pool );
}
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("ddddd+hh:mm:ss ")];
struct berval agebv, cyclebv;
switch( c->op ) {
case SLAP_CONFIG_EMIT:
switch( c->type ) {
case LOG_DB:
if ( !BER_BVISEMPTY( &li->li_db_suffix )) {
value_add_one( &c->rvalue_vals, &li->li_db_suffix );
value_add_one( &c->rvalue_nvals, &li->li_db_suffix );
} else if ( li->li_db ) {
value_add_one( &c->rvalue_vals, li->li_db->be_suffix );
value_add_one( &c->rvalue_nvals, li->li_db->be_nsuffix );
} else {
snprintf( c->cr_msg, sizeof( c->cr_msg ),
"accesslog: \"logdb \" must be specified" );
Debug( LDAP_DEBUG_ANY, "%s: %s \"%s\"\n",
c->log, c->cr_msg, c->value_dn.bv_val );
rc = 1;
break;
}
break;
case LOG_OPS:
rc = mask_to_verbs( logops, li->li_ops, &c->rvalue_vals );
break;
case LOG_PURGE:
if ( !li->li_age ) {
rc = 1;
break;
}
agebv.bv_val = agebuf;
log_age_unparse( li->li_age, &agebv, sizeof( agebuf ) );
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, sizeof( agebuf ) - agebv.bv_len );
agebv.bv_len += cyclebv.bv_len;
value_add_one( &c->rvalue_vals, &agebv );
break;
case LOG_SUCCESS:
if ( li->li_success )
c->value_int = li->li_success;
else
rc = 1;
break;
case LOG_OLD:
if ( li->li_oldf ) {
filter2bv( li->li_oldf, &agebv );
ber_bvarray_add( &c->rvalue_vals, &agebv );
}
else
rc = 1;
break;
case LOG_OLDATTR:
if ( li->li_oldattrs ) {
log_attr *la;
for ( la = li->li_oldattrs; la; la=la->next )
value_add_one( &c->rvalue_vals, &la->attr->ad_cname );
}
else
rc = 1;
break;
case LOG_BASE:
if ( li->li_bases ) {
log_base *lb;
for ( lb = li->li_bases; lb; lb=lb->lb_next )
value_add_one( &c->rvalue_vals, &lb->lb_line );
}
else
rc = 1;
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;
ldap_pvt_thread_mutex_lock( &slapd_rq.rq_mutex );
if ( ldap_pvt_runqueue_isrunning( &slapd_rq, re ))
ldap_pvt_runqueue_stoptask( &slapd_rq, re );
ldap_pvt_runqueue_remove( &slapd_rq, re );
ldap_pvt_thread_mutex_unlock( &slapd_rq.rq_mutex );
}
li->li_age = 0;
li->li_cycle = 0;
break;
case LOG_SUCCESS:
li->li_success = 0;
break;
case LOG_OLD:
if ( li->li_oldf ) {
filter_free( li->li_oldf );
li->li_oldf = NULL;
}
break;
case LOG_OLDATTR:
if ( c->valx < 0 ) {
log_attr *la, *ln;
for ( la = li->li_oldattrs; la; la = ln ) {
ln = la->next;
ch_free( la );
}
} else {
log_attr *la = li->li_oldattrs, **lp = &li->li_oldattrs;
int i;
for ( i=0; i < c->valx; i++ ) {
la = *lp;
lp = &la->next;
}
*lp = la->next;
ch_free( la );
}
break;
case LOG_BASE:
if ( c->valx < 0 ) {
log_base *lb, *ln;
for ( lb = li->li_bases; lb; lb = ln ) {
ln = lb->lb_next;
ch_free( lb );
}
} else {
log_base *lb = li->li_bases, **lp = &li->li_bases;
int i;
for ( i=0; i < c->valx; i++ ) {
lb = *lp;
lp = &lb->lb_next;
}
*lp = lb->lb_next;
ch_free( lb );
}
break;
}
break;
default:
switch( c->type ) {
case LOG_DB:
if ( CONFIG_ONLINE_ADD( c )) {
li->li_db = select_backend( &c->value_ndn, 0 );
if ( !li->li_db ) {
snprintf( c->cr_msg, sizeof( c->cr_msg ),
"<%s> no matching backend found for suffix",
c->argv[0] );
Debug( LDAP_DEBUG_ANY, "%s: %s \"%s\"\n",
c->log, c->cr_msg, c->value_dn.bv_val );
rc = 1;
}
if ( !rc && ( li->li_db->bd_self == c->be->bd_self )) {
snprintf( c->cr_msg, sizeof( c->cr_msg ),
"<%s> invalid suffix, points to itself",
c->argv[0] );
Debug( LDAP_DEBUG_ANY, "%s: %s \"%s\"\n",
c->log, c->cr_msg, c->value_dn.bv_val );
rc = 1;
}
ch_free( c->value_ndn.bv_val );
} else {
li->li_db_suffix = c->value_ndn;
}
ch_free( c->value_dn.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 if ( li->li_open ) {
ldap_pvt_thread_mutex_lock( &slapd_rq.rq_mutex );
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 );
ldap_pvt_thread_mutex_unlock( &slapd_rq.rq_mutex );
}
}
}
break;
case LOG_SUCCESS:
li->li_success = c->value_int;
break;
case LOG_OLD:
li->li_oldf = str2filter( c->argv[1] );
if ( !li->li_oldf ) {
snprintf( c->cr_msg, sizeof( c->cr_msg ), "bad filter!" );
rc = 1;
}
break;
case LOG_OLDATTR: {
int i;
AttributeDescription *ad;
const char *text;
log_attr **lp = &li->li_oldattrs;
for ( i=0; *lp && ( c->valx < 0 || i < c->valx ); i++ )
lp = &(*lp)->next;
for ( i=1; i< c->argc; i++ ) {
ad = NULL;
if ( slap_str2ad( c->argv[i], &ad, &text ) == LDAP_SUCCESS ) {
log_attr *la = ch_malloc( sizeof( log_attr ));
la->attr = ad;
if ( *lp ) {
la->next = (*lp)->next;
} else {
la->next = NULL;
}
*lp = la;
lp = &la->next;
} else {
snprintf( c->cr_msg, sizeof( c->cr_msg ), "%s <%s>: %s",
c->argv[0], c->argv[i], text );
Debug( LDAP_DEBUG_CONFIG|LDAP_DEBUG_NONE,
"%s: %s\n", c->log, c->cr_msg );
rc = ARG_BAD_CONF;
break;
}
}
}
break;
case LOG_BASE: {
int i;
slap_mask_t m = 0;
log_base **lp = &li->li_bases;
for ( i=0; *lp && ( c->valx < 0 || i < c->valx ); i++ )
lp = &(*lp)->lb_next;
rc = verbstring_to_mask( logops, c->argv[1], '|', &m );
if ( rc == 0 ) {
struct berval dn, ndn;
ber_str2bv( c->argv[2], 0, 0, &dn );
rc = dnNormalize( 0, NULL, NULL, &dn, &ndn, NULL );
if ( rc == 0 ) {
log_base *lb;
struct berval mbv;
char *ptr;
mask_to_verbstring( logops, m, '|', &mbv );
lb = ch_malloc( sizeof( log_base ) + mbv.bv_len + ndn.bv_len + 3 + 1 );
lb->lb_line.bv_val = (char *)(lb + 1);
lb->lb_line.bv_len = mbv.bv_len + ndn.bv_len + 3;
ptr = lutil_strcopy( lb->lb_line.bv_val, mbv.bv_val );
*ptr++ = ' ';
*ptr++ = '"';
lb->lb_base.bv_val = ptr;
lb->lb_base.bv_len = ndn.bv_len;
ptr = lutil_strcopy( ptr, ndn.bv_val );
*ptr++ = '"';
lb->lb_ops = m;
lb->lb_next = li->li_bases;
if ( *lp ) {
lb->lb_next = (*lp)->lb_next;
} else {
lb->lb_next = NULL;
}
*lp = lb;
} else {
snprintf( c->cr_msg, sizeof( c->cr_msg ), "%s invalid DN: %s",
c->argv[0], c->argv[2] );
Debug( LDAP_DEBUG_CONFIG|LDAP_DEBUG_NONE,
"%s: %s\n", c->log, c->cr_msg );
rc = ARG_BAD_CONF;
}
} else {
snprintf( c->cr_msg, sizeof( c->cr_msg ), "%s invalid ops: %s",
c->argv[0], c->argv[1] );
Debug( LDAP_DEBUG_CONFIG|LDAP_DEBUG_NONE,
"%s: %s\n", c->log, c->cr_msg );
rc = ARG_BAD_CONF;
}
}
break;
}
break;
}
return rc;
}
static int
logSchemaControlValidate(
Syntax *syntax,
struct berval *valp )
{
struct berval val, bv;
ber_len_t i;
int rc = LDAP_SUCCESS;
assert( valp != NULL );
val = *valp;
/* check minimal size */
if ( val.bv_len < STRLENOF( "{*}" ) ) {
return LDAP_INVALID_SYNTAX;
}
val.bv_len--;
/* check SEQUENCE boundaries */
if ( val.bv_val[ 0 ] != '{' /*}*/ ||
val.bv_val[ val.bv_len ] != /*{*/ '}' )
{
return LDAP_INVALID_SYNTAX;
}
/* extract and check OID */
for ( i = 1; i < val.bv_len; i++ ) {
if ( !ASCII_SPACE( val.bv_val[ i ] ) ) {
break;
}
}
bv.bv_val = &val.bv_val[ i ];
for ( i++; i < val.bv_len; i++ ) {
if ( ASCII_SPACE( val.bv_val[ i ] ) )
{
break;
}
}
bv.bv_len = &val.bv_val[ i ] - bv.bv_val;
rc = numericoidValidate( NULL, &bv );
if ( rc != LDAP_SUCCESS ) {
return rc;
}
if ( i == val.bv_len ) {
return LDAP_SUCCESS;
}
if ( val.bv_val[ i ] != ' ' ) {
return LDAP_INVALID_SYNTAX;
}
for ( i++; i < val.bv_len; i++ ) {
if ( !ASCII_SPACE( val.bv_val[ i ] ) ) {
break;
}
}
if ( i == val.bv_len ) {
return LDAP_SUCCESS;
}
/* extract and check criticality */
if ( strncasecmp( &val.bv_val[ i ], "criticality ", STRLENOF( "criticality " ) ) == 0 )
{
i += STRLENOF( "criticality " );
for ( ; i < val.bv_len; i++ ) {
if ( !ASCII_SPACE( val.bv_val[ i ] ) ) {
break;
}
}
if ( i == val.bv_len ) {
return LDAP_INVALID_SYNTAX;
}
bv.bv_val = &val.bv_val[ i ];
for ( ; i < val.bv_len; i++ ) {
if ( ASCII_SPACE( val.bv_val[ i ] ) ) {
break;
}
}
bv.bv_len = &val.bv_val[ i ] - bv.bv_val;
if ( !bvmatch( &bv, &slap_true_bv ) && !bvmatch( &bv, &slap_false_bv ) )
{
return LDAP_INVALID_SYNTAX;
}
if ( i == val.bv_len ) {
return LDAP_SUCCESS;
}
if ( val.bv_val[ i ] != ' ' ) {
return LDAP_INVALID_SYNTAX;
}
for ( i++; i < val.bv_len; i++ ) {
if ( !ASCII_SPACE( val.bv_val[ i ] ) ) {
break;
}
}
if ( i == val.bv_len ) {
return LDAP_SUCCESS;
}
}
/* extract and check controlValue */
if ( strncasecmp( &val.bv_val[ i ], "controlValue ", STRLENOF( "controlValue " ) ) == 0 )
{
ber_len_t valueStart, valueLen;
i += STRLENOF( "controlValue " );
for ( ; i < val.bv_len; i++ ) {
if ( !ASCII_SPACE( val.bv_val[ i ] ) ) {
break;
}
}
if ( i == val.bv_len ) {
return LDAP_INVALID_SYNTAX;
}
if ( val.bv_val[ i ] != '"' ) {
return LDAP_INVALID_SYNTAX;
}
i++;
valueStart = i;
for ( ; i < val.bv_len; i++ ) {
if ( val.bv_val[ i ] == '"' ) {
break;
}
if ( !ASCII_HEX( val.bv_val[ i ] ) ) {
return LDAP_INVALID_SYNTAX;
}
}
if ( val.bv_val[ i ] != '"' ) {
return LDAP_INVALID_SYNTAX;
}
valueLen = i - valueStart;
if ( (valueLen/2)*2 != valueLen ) {
return LDAP_INVALID_SYNTAX;
}
for ( i++; i < val.bv_len; i++ ) {
if ( !ASCII_SPACE( val.bv_val[ i ] ) ) {
break;
}
}
if ( i == val.bv_len ) {
return LDAP_SUCCESS;
}
}
return LDAP_INVALID_SYNTAX;
}
static int
accesslog_ctrls(
LDAPControl **ctrls,
BerVarray *valsp,
BerVarray *nvalsp,
void *memctx )
{
long i, rc = 0;
assert( valsp != NULL );
assert( ctrls != NULL );
*valsp = NULL;
*nvalsp = NULL;
for ( i = 0; ctrls[ i ] != NULL; i++ ) {
struct berval idx,
oid,
noid,
bv;
char *ptr,
buf[ 32 ];
if ( ctrls[ i ]->ldctl_oid == NULL ) {
return LDAP_PROTOCOL_ERROR;
}
idx.bv_len = snprintf( buf, sizeof( buf ), "{%ld}", i );
idx.bv_val = buf;
ber_str2bv( ctrls[ i ]->ldctl_oid, 0, 0, &oid );
noid.bv_len = idx.bv_len + oid.bv_len;
ptr = noid.bv_val = ber_memalloc_x( noid.bv_len + 1, memctx );
ptr = lutil_strcopy( ptr, idx.bv_val );
ptr = lutil_strcopy( ptr, oid.bv_val );
bv.bv_len = idx.bv_len + STRLENOF( "{}" ) + oid.bv_len;
if ( ctrls[ i ]->ldctl_iscritical ) {
bv.bv_len += STRLENOF( " criticality TRUE" );
}
if ( !BER_BVISNULL( &ctrls[ i ]->ldctl_value ) ) {
bv.bv_len += STRLENOF( " controlValue \"\"" )
+ 2 * ctrls[ i ]->ldctl_value.bv_len;
}
ptr = bv.bv_val = ber_memalloc_x( bv.bv_len + 1, memctx );
if ( ptr == NULL ) {
ber_bvarray_free( *valsp );
*valsp = NULL;
ber_bvarray_free( *nvalsp );
*nvalsp = NULL;
return LDAP_OTHER;
}
ptr = lutil_strcopy( ptr, idx.bv_val );
*ptr++ = '{' /*}*/ ;
ptr = lutil_strcopy( ptr, oid.bv_val );
if ( ctrls[ i ]->ldctl_iscritical ) {
ptr = lutil_strcopy( ptr, " criticality TRUE" );
}
if ( !BER_BVISNULL( &ctrls[ i ]->ldctl_value ) ) {
ber_len_t j;
ptr = lutil_strcopy( ptr, " controlValue \"" );
for ( j = 0; j < ctrls[ i ]->ldctl_value.bv_len; j++ ) {
*ptr++ = SLAP_ESCAPE_HI(ctrls[ i ]->ldctl_value.bv_val[ j ]);
*ptr++ = SLAP_ESCAPE_LO(ctrls[ i ]->ldctl_value.bv_val[ j ]);
}
*ptr++ = '"';
}
*ptr++ = '}';
*ptr = '\0';
ber_bvarray_add_x( valsp, &bv, memctx );
ber_bvarray_add_x( nvalsp, &noid, memctx );
}
return rc;
}
static Entry *accesslog_entry( Operation *op, SlapReply *rs,
log_info *li, int logop, Operation *op2 ) {
char rdnbuf[STRLENOF(RDNEQ)+LDAP_LUTIL_GENTIME_BUFSIZE+8];
char nrdnbuf[STRLENOF(RDNEQ)+LDAP_LUTIL_GENTIME_BUFSIZE+8];
struct berval rdn, nrdn, timestamp, ntimestamp, bv;
slap_verbmasks *lo = logops+logop+EN_OFFSET;
Entry *e = entry_alloc();
strcpy( rdnbuf, RDNEQ );
rdn.bv_val = rdnbuf;
strcpy( nrdnbuf, RDNEQ );
nrdn.bv_val = nrdnbuf;
timestamp.bv_val = rdnbuf+STRLENOF(RDNEQ);
timestamp.bv_len = sizeof(rdnbuf) - STRLENOF(RDNEQ);
slap_timestamp( &op->o_time, ×tamp );
snprintf( timestamp.bv_val + timestamp.bv_len-1, sizeof(".123456Z"), ".%06dZ", op->o_tincr );
timestamp.bv_len += STRLENOF(".123456");
rdn.bv_len = STRLENOF(RDNEQ)+timestamp.bv_len;
ad_reqStart->ad_type->sat_equality->smr_normalize(
SLAP_MR_VALUE_OF_ASSERTION_SYNTAX, ad_reqStart->ad_type->sat_syntax,
ad_reqStart->ad_type->sat_equality, ×tamp, &ntimestamp,
op->o_tmpmemctx );
strcpy( nrdn.bv_val + STRLENOF(RDNEQ), ntimestamp.bv_val );
nrdn.bv_len = STRLENOF(RDNEQ)+ntimestamp.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, &nrdn, 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, &ntimestamp );
op->o_tmpfree( ntimestamp.bv_val, op->o_tmpmemctx );
slap_op_time( &op2->o_time, &op2->o_tincr );
timestamp.bv_len = sizeof(rdnbuf) - STRLENOF(RDNEQ);
slap_timestamp( &op2->o_time, ×tamp );
snprintf( timestamp.bv_val + timestamp.bv_len-1, sizeof(".123456Z"), ".%06dZ", op2->o_tincr );
timestamp.bv_len += STRLENOF(".123456");
attr_merge_normalize_one( e, ad_reqEnd, ×tamp, op->o_tmpmemctx );
/* 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 = snprintf( rdn.bv_val, sizeof( rdnbuf ), "%lu", op->o_connid );
if ( rdn.bv_len < sizeof( rdnbuf ) ) {
attr_merge_one( e, ad_reqSession, &rdn, NULL );
} /* else? */
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 */
if ( op->o_ctrls ) {
BerVarray vals = NULL,
nvals = NULL;
if ( accesslog_ctrls( op->o_ctrls, &vals, &nvals,
op->o_tmpmemctx ) == LDAP_SUCCESS && vals )
{
attr_merge( e, ad_reqControls, vals, nvals );
ber_bvarray_free_x( vals, op->o_tmpmemctx );
ber_bvarray_free_x( nvals, op->o_tmpmemctx );
}
}
if ( rs->sr_ctrls ) {
BerVarray vals = NULL,
nvals = NULL;
if ( accesslog_ctrls( rs->sr_ctrls, &vals, &nvals,
op->o_tmpmemctx ) == LDAP_SUCCESS && vals )
{
attr_merge( e, ad_reqRespControls, vals, nvals );
ber_bvarray_free_x( vals, op->o_tmpmemctx );
ber_bvarray_free_x( nvals, op->o_tmpmemctx );
}
}
return e;
}
static struct berval scopes[] = {
BER_BVC("base"),
BER_BVC("one"),
BER_BVC("sub"),
BER_BVC("subord")
};
static struct berval derefs[] = {
BER_BVC("never"),
BER_BVC("searching"),
BER_BVC("finding"),
BER_BVC("always")
};
static struct berval simple = BER_BVC("SIMPLE");
static void accesslog_val2val(AttributeDescription *ad, struct berval *val,
char c_op, struct berval *dst) {
char *ptr;
dst->bv_len = ad->ad_cname.bv_len + val->bv_len + 2;
if ( c_op ) dst->bv_len++;
dst->bv_val = ch_malloc( dst->bv_len+1 );
ptr = lutil_strcopy( dst->bv_val, ad->ad_cname.bv_val );
*ptr++ = ':';
if ( c_op )
*ptr++ = c_op;
*ptr++ = ' ';
AC_MEMCPY( ptr, val->bv_val, val->bv_len );
dst->bv_val[dst->bv_len] = '\0';
}
static int
accesslog_op2logop( Operation *op )
{
switch ( op->o_tag ) {
case LDAP_REQ_ADD: return LOG_EN_ADD;
case LDAP_REQ_DELETE: return LOG_EN_DELETE;
case LDAP_REQ_MODIFY: return LOG_EN_MODIFY;
case LDAP_REQ_MODRDN: return LOG_EN_MODRDN;
case LDAP_REQ_COMPARE: return LOG_EN_COMPARE;
case LDAP_REQ_SEARCH: return LOG_EN_SEARCH;
case LDAP_REQ_BIND: return LOG_EN_BIND;
case LDAP_REQ_EXTENDED: return LOG_EN_EXTENDED;
default: /* unknown operation type */
break;
} /* Unbind and Abandon never reach here */
return LOG_EN_UNKNOWN;
}
static int
accesslog_response(Operation *op, SlapReply *rs)
{
slap_callback *sc = op->o_callback;
slap_overinst *on = (slap_overinst *)sc->sc_private;
log_info *li = on->on_bi.bi_private;
Attribute *a, *last_attr;
Modifications *m;
struct berval *b, uuid = BER_BVNULL;
int i, success;
int logop;
slap_verbmasks *lo;
Entry *e = NULL, *old = NULL, *e_uuid = NULL;
char timebuf[LDAP_LUTIL_GENTIME_BUFSIZE+8];
struct berval bv;
char *ptr;
BerVarray vals;
Operation op2 = {0};
SlapReply rs2 = {REP_RESULT};
char csnbuf[LDAP_PVT_CSNSTR_BUFSIZE];
/* ITS#9051 Make sure we only remove the callback on a final response */
if ( rs->sr_type != REP_RESULT && rs->sr_type != REP_EXTENDED &&
rs->sr_type != REP_SASL )
return SLAP_CB_CONTINUE;
op->o_callback = sc->sc_next;
op->o_tmpfree( sc, op->o_tmpmemctx );
logop = accesslog_op2logop( op );
lo = logops+logop+EN_OFFSET;
/* can't do anything if logDB isn't open */
if ( !li->li_db || !SLAP_DBOPEN( li->li_db ) ) {
goto skip;
}
/* These internal ops are not logged */
if ( op->o_dont_replicate )
goto skip;
/*
* ITS#9051 Technically LDAP_REFERRAL and LDAP_SASL_BIND_IN_PROGRESS
* are not errors, but they aren't really success either
*/
success = rs->sr_err == LDAP_SUCCESS ||
rs->sr_err == LDAP_COMPARE_TRUE ||
rs->sr_err == LDAP_COMPARE_FALSE;
if ( li->li_success && !success )
goto skip;
if ( !( li->li_ops & lo->mask ) ) {
log_base *lb;
i = 0;
for ( lb = li->li_bases; lb; lb=lb->lb_next )
if (( lb->lb_ops & lo->mask ) && dnIsSuffix( &op->o_req_ndn, &lb->lb_base )) {
i = 1;
break;
}
if ( !i )
goto skip;
}
op2.o_hdr = op->o_hdr;
op2.o_tag = LDAP_REQ_ADD;
op2.o_bd = li->li_db;
op2.o_csn.bv_val = csnbuf;
op2.o_csn.bv_len = sizeof(csnbuf);
if ( !( lo->mask & LOG_OP_WRITES ) ) {
ldap_pvt_thread_mutex_lock( &li->li_op_rmutex );
}
if ( SLAP_LASTMOD( li->li_db ) ) {
/*
* Make sure we have a CSN before we release li_op_rmutex to preserve
* ordering
*/
if ( !success || BER_BVISEMPTY( &op->o_csn ) ) {
slap_get_csn( &op2, &op2.o_csn, 1 );
} else {
if ( !( lo->mask & LOG_OP_WRITES ) ) {
Debug( LDAP_DEBUG_ANY, "%s accesslog_response: "
"the op had a CSN assigned, if you're replicating the "
"accesslog at %s, you might lose changes\n",
op->o_log_prefix, li->li_db_suffix.bv_val );
assert(0);
}
slap_queue_csn( &op2, &op->o_csn );
}
}
ldap_pvt_thread_mutex_lock( &li->li_log_mutex );
old = li->li_old;
uuid = li->li_uuid;
li->li_old = NULL;
BER_BVZERO( &li->li_uuid );
ldap_pvt_thread_mutex_unlock( &li->li_op_rmutex );
e = accesslog_entry( op, rs, li, logop, &op2 );
if ( !BER_BVISNULL( &op->o_req_ndn ))
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_normalize_one( e, ad_reqMessage, &bv, op->o_tmpmemctx );
}
bv.bv_len = snprintf( timebuf, sizeof( timebuf ), "%d", rs->sr_err );
if ( bv.bv_len < sizeof( timebuf ) ) {
bv.bv_val = timebuf;
attr_merge_one( e, ad_reqResult, &bv, NULL );
}
last_attr = attr_find( e->e_attrs, ad_reqResult );
e_uuid = old;
switch( logop ) {
case LOG_EN_ADD:
case LOG_EN_DELETE: {
char c_op;
Entry *e2;
if ( logop == LOG_EN_ADD ) {
e2 = op->ora_e;
e_uuid = op->ora_e;
c_op = '+';
} else {
if ( !old )
break;
e2 = old;
c_op = 0;
}
/* count all the vals */
i = 0;
for ( a=e2->e_attrs; a; a=a->a_next ) {
i += a->a_numvals;
}
vals = ch_malloc( (i+1) * sizeof( struct berval ));
i = 0;
for ( a=e2->e_attrs; a; a=a->a_next ) {
if ( a->a_vals ) {
for (b=a->a_vals; !BER_BVISNULL( b ); b++,i++) {
accesslog_val2val( a->a_desc, b, c_op, &vals[i] );
}
}
}
vals[i].bv_val = NULL;
vals[i].bv_len = 0;
a = attr_alloc( logop == LOG_EN_ADD ? ad_reqMod : ad_reqOld );
a->a_numvals = i;
a->a_vals = vals;
a->a_nvals = vals;
last_attr->a_next = a;
break;
}
case LOG_EN_MODRDN:
case LOG_EN_MODIFY:
/* count all the mods + attributes (ITS#6545) */
i = 0;
for ( m = op->orm_modlist; m; m = m->sml_next ) {
if ( m->sml_values ) {
i += m->sml_numvals;
} else if ( m->sml_op == LDAP_MOD_DELETE ||
m->sml_op == SLAP_MOD_SOFTDEL ||
m->sml_op == LDAP_MOD_REPLACE )
{
i++;
}
if ( m->sml_next && m->sml_desc == m->sml_next->sml_desc ) {
i++;
}
}
vals = ch_malloc( (i+1) * sizeof( struct berval ));
i = 0;
/* init flags on old entry */
if ( old ) {
for ( a = old->e_attrs; a; a = a->a_next ) {
log_attr *la;
a->a_flags = 0;
/* look for attrs that are always logged */
for ( la = li->li_oldattrs; la; la = la->next ) {
if ( a->a_desc == la->attr ) {
a->a_flags = 1;
}
}
}
}
for ( m = op->orm_modlist; m; m = m->sml_next ) {
/* Mark this attribute as modified */
if ( old ) {
a = attr_find( old->e_attrs, m->sml_desc );
if ( a ) {
a->a_flags = 1;
}
}
/* don't log the RDN mods; they're explicitly logged later */
if ( logop == LOG_EN_MODRDN &&
( m->sml_op == SLAP_MOD_SOFTADD ||
m->sml_op == LDAP_MOD_DELETE ) )
{
continue;
}
if ( m->sml_values ) {
for ( b = m->sml_values; !BER_BVISNULL( b ); b++, i++ ) {
char c_op;
switch ( m->sml_op ) {
case LDAP_MOD_ADD: /* FALLTHRU */
case SLAP_MOD_SOFTADD: c_op = '+'; break;
case LDAP_MOD_DELETE: /* FALLTHRU */
case SLAP_MOD_SOFTDEL: 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;
}
accesslog_val2val( m->sml_desc, b, c_op, &vals[i] );
}
} else if ( m->sml_op == LDAP_MOD_DELETE ||
m->sml_op == SLAP_MOD_SOFTDEL ||
m->sml_op == LDAP_MOD_REPLACE )
{
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,
m->sml_desc->ad_cname.bv_val );
*ptr++ = ':';
if ( m->sml_op == LDAP_MOD_DELETE || m->sml_op == SLAP_MOD_SOFTDEL ) {
*ptr++ = '-';
} else {
*ptr++ = '=';
}
*ptr = '\0';
i++;
}
/* ITS#6545: when the same attribute is edited multiple times,
* record the transition */
if ( m->sml_next && m->sml_desc == m->sml_next->sml_desc &&
m->sml_op == m->sml_next->sml_op ) {
ber_str2bv( ":", STRLENOF(":"), 1, &vals[i] );
i++;
}
}
if ( i > 0 ) {
BER_BVZERO( &vals[i] );
a = attr_alloc( ad_reqMod );
a->a_numvals = i;
a->a_vals = vals;
a->a_nvals = vals;
last_attr->a_next = a;
last_attr = a;
} else {
ch_free( vals );
}
if ( old ) {
/* count all the vals */
i = 0;
for ( a = old->e_attrs; a != NULL; a = a->a_next ) {
if ( a->a_vals && a->a_flags ) {
i += a->a_numvals;
}
}
if ( i ) {
vals = ch_malloc( (i + 1) * sizeof( struct berval ) );
i = 0;
for ( a=old->e_attrs; a; a=a->a_next ) {
if ( a->a_vals && a->a_flags ) {
for (b=a->a_vals; !BER_BVISNULL( b ); b++,i++) {
accesslog_val2val( a->a_desc, b, 0, &vals[i] );
}
}
}
vals[i].bv_val = NULL;
vals[i].bv_len = 0;
a = attr_alloc( ad_reqOld );
a->a_numvals = i;
a->a_vals = vals;
a->a_nvals = vals;
last_attr->a_next = a;
}
}
if ( logop == LOG_EN_MODIFY ) {
break;
}
/* Now log the actual modRDN info */
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 );
}
attr_merge_one( e, ad_reqNewDN, &op->orr_newDN, &op->orr_nnewDN );
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_reqDerefAliases, &derefs[op->ors_deref], 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_normalize_one( e, ad_reqFilter, &op->ors_filterstr, op->o_tmpmemctx );
if ( op->ors_attrs ) {
int j;
/* 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, j=0; !BER_BVISNULL(&op->ors_attrs[i].an_name );i++) {
if (!BER_BVISEMPTY(&op->ors_attrs[i].an_name)) {
vals[j] = op->ors_attrs[i].an_name;
j++;
}
}
BER_BVZERO(&vals[j]);
attr_merge_normalize( e, ad_reqAttr, vals, op->o_tmpmemctx );
op->o_tmpfree( vals, op->o_tmpmemctx );
}
bv.bv_val = timebuf;
bv.bv_len = snprintf( bv.bv_val, sizeof( timebuf ), "%d", rs->sr_nentries );
if ( bv.bv_len < sizeof( timebuf ) ) {
attr_merge_one( e, ad_reqEntries, &bv, NULL );
} /* else? */
bv.bv_len = snprintf( bv.bv_val, sizeof( timebuf ), "%d", op->ors_tlimit );
if ( bv.bv_len < sizeof( timebuf ) ) {
attr_merge_one( e, ad_reqTimeLimit, &bv, NULL );
} /* else? */
bv.bv_len = snprintf( bv.bv_val, sizeof( timebuf ), "%d", op->ors_slimit );
if ( bv.bv_len < sizeof( timebuf ) ) {
attr_merge_one( e, ad_reqSizeLimit, &bv, NULL );
} /* else? */
break;
case LOG_EN_BIND:
bv.bv_val = timebuf;
bv.bv_len = snprintf( bv.bv_val, sizeof( timebuf ), "%d", op->o_protocol );
if ( bv.bv_len < sizeof( timebuf ) ) {
attr_merge_one( e, ad_reqVersion, &bv, NULL );
} /* else? */
if ( op->orb_method == LDAP_AUTH_SIMPLE ) {
attr_merge_normalize_one( e, ad_reqMethod, &simple, op->o_tmpmemctx );
} else {
bv.bv_len = STRLENOF("SASL()") + op->orb_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_mech.bv_val );
*ptr++ = ')';
*ptr = '\0';
attr_merge_normalize_one( e, ad_reqMethod, &bv, op->o_tmpmemctx );
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;
}
if ( e_uuid || !BER_BVISNULL( &uuid ) ) {
struct berval *pbv = NULL;
if ( !BER_BVISNULL( &uuid ) ) {
pbv = &uuid;
} else {
a = attr_find( e_uuid->e_attrs, slap_schema.si_ad_entryUUID );
if ( a ) {
pbv = &a->a_vals[0];
}
}
if ( pbv ) {
attr_merge_normalize_one( e, ad_reqEntryUUID, pbv, op->o_tmpmemctx );
}
if ( !BER_BVISNULL( &uuid ) ) {
ber_memfree( uuid.bv_val );
BER_BVZERO( &uuid );
}
}
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;
/* contextCSN updates may still reach here */
op2.o_dont_replicate = op->o_dont_replicate;
op2.o_bd->be_add( &op2, &rs2 );
if ( rs2.sr_err != LDAP_SUCCESS ) {
Debug( LDAP_DEBUG_SYNC, "%s accesslog_response: "
"got result 0x%x adding log entry %s\n",
op->o_log_prefix, rs2.sr_err, op2.o_req_dn.bv_val );
}
if ( e == op2.ora_e ) entry_free( e );
e = NULL;
if ( ( lo->mask & LOG_OP_WRITES ) && !BER_BVISEMPTY( &op->o_csn ) ) {
Modifications mod;
int i, sid = slap_parse_csn_sid( &op->o_csn );
for ( i=0; i < li->li_numcsns; i++ ) {
if ( sid <= li->li_sids[i] ) break;
}
if ( i >= li->li_numcsns || sid != li->li_sids[i] ) {
/* SID not in minCSN set, add */
struct berval bv[2];
Debug( LDAP_DEBUG_TRACE, "accesslog_response: "
"adding minCSN %s\n",
op->o_csn.bv_val );
slap_insert_csn_sids( (struct sync_cookie *)&li->li_mincsn, i,
sid, &op->o_csn );
op2.o_tag = LDAP_REQ_MODIFY;
op2.o_req_dn = li->li_db->be_suffix[0];
op2.o_req_ndn = li->li_db->be_nsuffix[0];
bv[0] = op->o_csn;
BER_BVZERO( &bv[1] );
mod.sml_numvals = 1;
mod.sml_values = bv;
mod.sml_nvalues = bv;
mod.sml_desc = ad_minCSN;
mod.sml_op = LDAP_MOD_ADD;
mod.sml_flags = SLAP_MOD_INTERNAL;
mod.sml_next = NULL;
op2.orm_modlist = &mod;
op2.orm_no_opattrs = 1;
Debug( LDAP_DEBUG_SYNC, "accesslog_response: "
"adding a new csn=%s into minCSN\n",
bv[0].bv_val );
rs_reinit( &rs2, REP_RESULT );
op2.o_bd->be_modify( &op2, &rs2 );
if ( rs2.sr_err != LDAP_SUCCESS ) {
Debug( LDAP_DEBUG_SYNC, "accesslog_response: "
"got result 0x%x adding minCSN %s\n",
rs2.sr_err, op->o_csn.bv_val );
}
} else if ( ber_bvcmp( &op->o_csn, &li->li_mincsn[i] ) < 0 ) {
Debug( LDAP_DEBUG_ANY, "accesslog_response: "
"csn=%s older than existing minCSN csn=%s for this sid\n",
op->o_csn.bv_val, li->li_mincsn[i].bv_val );
}
}
done:
ldap_pvt_thread_mutex_unlock( &li->li_log_mutex );
if ( old ) entry_free( old );
return SLAP_CB_CONTINUE;
skip:
if ( lo->mask & LOG_OP_WRITES ) {
/* We haven't transitioned to li_log_mutex yet */
ldap_pvt_thread_mutex_unlock( &li->li_op_rmutex );
}
return SLAP_CB_CONTINUE;
}
static int
accesslog_op_misc( Operation *op, SlapReply *rs )
{
slap_callback *sc;
slap_verbmasks *lo;
int logop;
logop = accesslog_op2logop( op );
lo = logops+logop+EN_OFFSET;
/* ignore these internal reads */
if (( lo->mask & LOG_OP_READS ) && op->o_do_not_cache ) {
return SLAP_CB_CONTINUE;
}
sc = op->o_tmpcalloc( 1, sizeof(slap_callback), op->o_tmpmemctx );
sc->sc_response = accesslog_response;
sc->sc_private = op->o_bd->bd_info;
if ( op->o_callback ) {
sc->sc_next = op->o_callback->sc_next;
op->o_callback->sc_next = sc;
} else {
op->o_callback = sc;
}
return SLAP_CB_CONTINUE;
}
static int
accesslog_op_mod( Operation *op, SlapReply *rs )
{
slap_overinst *on = (slap_overinst *)op->o_bd->bd_info;
log_info *li = on->on_bi.bi_private;
slap_verbmasks *lo;
slap_callback *cb;
int logop;
/* These internal ops are not logged */
if ( op->o_dont_replicate )
return SLAP_CB_CONTINUE;
/* can't do anything if logDB isn't open */
if ( !SLAP_DBOPEN( li->li_db ))
return SLAP_CB_CONTINUE;
logop = accesslog_op2logop( op );
lo = logops+logop+EN_OFFSET;
if ( !( li->li_ops & lo->mask )) {
log_base *lb;
int i = 0;
for ( lb = li->li_bases; lb; lb = lb->lb_next )
if (( lb->lb_ops & lo->mask ) && dnIsSuffix( &op->o_req_ndn, &lb->lb_base )) {
i = 1;
break;
}
if ( !i )
return SLAP_CB_CONTINUE;
}
cb = op->o_tmpcalloc( 1, sizeof( slap_callback ), op->o_tmpmemctx );
cb->sc_cleanup = accesslog_response;
cb->sc_response = accesslog_response;
cb->sc_private = on;
cb->sc_next = op->o_callback;
op->o_callback = cb;
ldap_pvt_thread_mutex_lock( &li->li_op_rmutex );
if ( li->li_oldf && ( op->o_tag == LDAP_REQ_DELETE ||
op->o_tag == LDAP_REQ_MODIFY ||
( op->o_tag == LDAP_REQ_MODRDN && li->li_oldattrs )))
{
int rc;
Entry *e;
op->o_bd->bd_info = (BackendInfo *)on->on_info;
rc = be_entry_get_rw( op, &op->o_req_ndn, NULL, NULL, 0, &e );
if ( e ) {
if ( test_filter( op, e, li->li_oldf ) == LDAP_COMPARE_TRUE )
li->li_old = entry_dup( e );
be_entry_release_rw( op, e, 0 );
}
op->o_bd->bd_info = (BackendInfo *)on;
} else {
int rc;
Entry *e;
op->o_bd->bd_info = (BackendInfo *)on->on_info;
rc = be_entry_get_rw( op, &op->o_req_ndn, NULL, NULL, 0, &e );
if ( e ) {
Attribute *a = attr_find( e->e_attrs, slap_schema.si_ad_entryUUID );
if ( a ) {
ber_dupbv( &li->li_uuid, &a->a_vals[0] );
}
be_entry_release_rw( op, e, 0 );
}
op->o_bd->bd_info = (BackendInfo *)on;
}
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 )
{
slap_overinst *on = (slap_overinst *)op->o_bd->bd_info;
log_info *li = on->on_bi.bi_private;
Operation op2 = {};
char csnbuf[LDAP_PVT_CSNSTR_BUFSIZE];
void *cids[SLAP_MAX_CIDS];
SlapReply rs2 = {REP_RESULT};
Entry *e;
if ( op->o_conn->c_authz_backend != on->on_info->oi_origdb )
return SLAP_CB_CONTINUE;
if ( !( li->li_ops & LOG_OP_UNBIND ) ) {
log_base *lb;
int i = 0;
for ( lb = li->li_bases; lb; lb=lb->lb_next )
if (( lb->lb_ops & LOG_OP_UNBIND ) && dnIsSuffix( &op->o_ndn, &lb->lb_base )) {
i = 1;
break;
}
if ( !i )
return SLAP_CB_CONTINUE;
}
op2.o_hdr = op->o_hdr;
op2.o_tag = LDAP_REQ_ADD;
op2.o_bd = li->li_db;
op2.o_csn.bv_val = csnbuf;
op2.o_csn.bv_len = sizeof(csnbuf);
ldap_pvt_thread_mutex_lock( &li->li_op_rmutex );
if ( SLAP_LASTMOD( li->li_db ) ) {
/*
* Make sure we have a CSN before we release li_op_rmutex to preserve
* ordering
*/
if ( BER_BVISEMPTY( &op->o_csn ) ) {
slap_get_csn( &op2, &op2.o_csn, 1 );
} else {
Debug( LDAP_DEBUG_ANY, "%s accesslog_unbind: "
"the op had a CSN assigned, if you're replicating the "
"accesslog at %s, you might lose changes\n",
op->o_log_prefix, li->li_db_suffix.bv_val );
assert(0);
op2.o_csn = op->o_csn;
}
}
ldap_pvt_thread_mutex_lock( &li->li_log_mutex );
ldap_pvt_thread_mutex_unlock( &li->li_op_rmutex );
e = accesslog_entry( op, rs, li, LOG_EN_UNBIND, &op2 );
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_controls = cids;
memset(cids, 0, sizeof( cids ));
op2.o_bd->be_add( &op2, &rs2 );
if ( rs2.sr_err != LDAP_SUCCESS ) {
Debug( LDAP_DEBUG_SYNC, "%s accesslog_unbind: "
"got result 0x%x adding log entry %s\n",
op->o_log_prefix, rs2.sr_err, op2.o_req_dn.bv_val );
}
ldap_pvt_thread_mutex_unlock( &li->li_log_mutex );
if ( e == op2.ora_e )
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 = {0};
void *cids[SLAP_MAX_CIDS];
SlapReply rs2 = {REP_RESULT};
Entry *e;
char csnbuf[LDAP_PVT_CSNSTR_BUFSIZE];
char buf[64];
struct berval bv;
if ( !op->o_time )
return SLAP_CB_CONTINUE;
if ( !( li->li_ops & LOG_OP_ABANDON )) {
log_base *lb;
int i = 0;
for ( lb = li->li_bases; lb; lb=lb->lb_next )
if (( lb->lb_ops & LOG_OP_ABANDON ) && dnIsSuffix( &op->o_ndn, &lb->lb_base )) {
i = 1;
break;
}
if ( !i )
return SLAP_CB_CONTINUE;
}
op2.o_hdr = op->o_hdr;
op2.o_tag = LDAP_REQ_ADD;
op2.o_bd = li->li_db;
op2.o_csn.bv_val = csnbuf;
op2.o_csn.bv_len = sizeof(csnbuf);
ldap_pvt_thread_mutex_lock( &li->li_op_rmutex );
if ( SLAP_LASTMOD( li->li_db ) ) {
/*
* Make sure we have a CSN before we release li_op_rmutex to preserve
* ordering
*/
if ( BER_BVISEMPTY( &op->o_csn ) ) {
slap_get_csn( &op2, &op2.o_csn, 1 );
} else {
Debug( LDAP_DEBUG_ANY, "%s accesslog_abandon: "
"the op had a CSN assigned, if you're replicating the "
"accesslog at %s, you might lose changes\n",
op->o_log_prefix, li->li_db_suffix.bv_val );
assert(0);
op2.o_csn = op->o_csn;
}
}
ldap_pvt_thread_mutex_lock( &li->li_log_mutex );
ldap_pvt_thread_mutex_unlock( &li->li_op_rmutex );
e = accesslog_entry( op, rs, li, LOG_EN_ABANDON, &op2 );
bv.bv_val = buf;
bv.bv_len = snprintf( buf, sizeof( buf ), "%d", op->orn_msgid );
if ( bv.bv_len < sizeof( buf ) ) {
attr_merge_one( e, ad_reqId, &bv, NULL );
} /* else? */
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_controls = cids;
memset(cids, 0, sizeof( cids ));
op2.o_bd->be_add( &op2, &rs2 );
if ( rs2.sr_err != LDAP_SUCCESS ) {
Debug( LDAP_DEBUG_SYNC, "%s accesslog_abandon: "
"got result 0x%x adding log entry %s\n",
op->o_log_prefix, rs2.sr_err, op2.o_req_dn.bv_val );
}
ldap_pvt_thread_mutex_unlock( &li->li_log_mutex );
if ( e == op2.ora_e )
entry_free( e );
return SLAP_CB_CONTINUE;
}
static int
accesslog_operational( Operation *op, SlapReply *rs )
{
slap_overinst *on = (slap_overinst *)op->o_bd->bd_info;
log_info *li = on->on_bi.bi_private;
if ( op->o_sync != SLAP_CONTROL_NONE )
return SLAP_CB_CONTINUE;
if ( rs->sr_entry != NULL
&& dn_match( &op->o_bd->be_nsuffix[0], &rs->sr_entry->e_nname ) )
{
Attribute **ap;
for ( ap = &rs->sr_operational_attrs; *ap; ap = &(*ap)->a_next )
/* just count */ ;
if ( SLAP_OPATTRS( rs->sr_attr_flags ) ||
ad_inlist( ad_auditContext, rs->sr_attrs ) )
{
*ap = attr_alloc( ad_auditContext );
attr_valadd( *ap,
&li->li_db->be_suffix[0],
&li->li_db->be_nsuffix[0], 1 );
}
}
return SLAP_CB_CONTINUE;
}
static slap_overinst accesslog;
static int
accesslog_db_init(
BackendDB *be,
ConfigReply *cr
)
{
slap_overinst *on = (slap_overinst *)be->bd_info;
log_info *li = ch_calloc(1, sizeof(log_info));
on->on_bi.bi_private = li;
ldap_pvt_thread_mutex_recursive_init( &li->li_op_rmutex );
ldap_pvt_thread_mutex_init( &li->li_log_mutex );
return 0;
}
static int
accesslog_db_destroy(
BackendDB *be,
ConfigReply *cr
)
{
slap_overinst *on = (slap_overinst *)be->bd_info;
log_info *li = on->on_bi.bi_private;
log_attr *la;
if ( li->li_oldf )
filter_free( li->li_oldf );
for ( la=li->li_oldattrs; la; la=li->li_oldattrs ) {
li->li_oldattrs = la->next;
ch_free( la );
}
if ( li->li_sids )
ch_free( li->li_sids );
if ( li->li_mincsn )
ber_bvarray_free( li->li_mincsn );
if ( li->li_db_suffix.bv_val )
ch_free( li->li_db_suffix.bv_val );
ldap_pvt_thread_mutex_destroy( &li->li_log_mutex );
ldap_pvt_thread_mutex_destroy( &li->li_op_rmutex );
free( li );
return LDAP_SUCCESS;
}
/* Create the logdb's root entry if it's missing, load mincsn */
static void *
accesslog_db_root(
void *ctx,
void *arg )
{
struct re_s *rtask = arg;
slap_overinst *on = rtask->arg;
log_info *li = on->on_bi.bi_private;
Connection conn = {0};
OperationBuffer opbuf;
Operation *op;
Entry *e;
int rc;
ldap_pvt_thread_mutex_lock( &li->li_log_mutex );
connection_fake_init( &conn, &opbuf, ctx );
op = &opbuf.ob_op;
op->o_bd = li->li_db;
op->o_dn = li->li_db->be_rootdn;
op->o_ndn = li->li_db->be_rootndn;
rc = be_entry_get_rw( op, li->li_db->be_nsuffix, NULL, NULL, 0, &e );
if ( e ) {
Attribute *a = attr_find( e->e_attrs, ad_minCSN );
if ( !a ) {
/* TODO: find the lowest CSN we are safe to put in */
a = attr_find( e->e_attrs, slap_schema.si_ad_contextCSN );
if ( a ) {
SlapReply rs = {REP_RESULT};
Modifications mod;
BackendDB db = *li->li_db;
op->o_bd = &db;
mod.sml_numvals = a->a_numvals;
mod.sml_values = a->a_vals;
mod.sml_nvalues = a->a_nvals;
mod.sml_desc = ad_minCSN;
mod.sml_op = LDAP_MOD_REPLACE;
mod.sml_flags = SLAP_MOD_INTERNAL;
mod.sml_next = NULL;
op->o_tag = LDAP_REQ_MODIFY;
op->o_req_dn = e->e_name;
op->o_req_ndn = e->e_nname;
op->o_callback = &nullsc;
SLAP_DBFLAGS( op->o_bd ) |= SLAP_DBFLAG_NOLASTMOD;
Debug( LDAP_DEBUG_SYNC, "accesslog_db_root: "
"setting up minCSN with %d values\n",
a->a_numvals );
op->orm_modlist = &mod;
op->orm_no_opattrs = 1;
rc = op->o_bd->be_modify( op, &rs );
}
}
if ( a ) {
ber_bvarray_dup_x( &li->li_mincsn, a->a_vals, NULL );
li->li_numcsns = a->a_numvals;
li->li_sids = slap_parse_csn_sids( li->li_mincsn, li->li_numcsns, NULL );
slap_sort_csn_sids( li->li_mincsn, li->li_sids, li->li_numcsns, NULL );
}
be_entry_release_rw( op, e, 0 );
} else {
SlapReply rs = {REP_RESULT};
struct berval rdn, nrdn, attr;
char *ptr;
AttributeDescription *ad = NULL;
const char *text = NULL;
Entry *e_ctx;
BackendDB db;
e = entry_alloc();
ber_dupbv( &e->e_name, li->li_db->be_suffix );
ber_dupbv( &e->e_nname, li->li_db->be_nsuffix );
attr_merge_one( e, slap_schema.si_ad_objectClass,
&log_container->soc_cname, NULL );
dnRdn( &e->e_name, &rdn );
dnRdn( &e->e_nname, &nrdn );
ptr = ber_bvchr( &rdn, '=' );
assert( ptr != NULL );
attr.bv_val = rdn.bv_val;
attr.bv_len = ptr - rdn.bv_val;
slap_bv2ad( &attr, &ad, &text );
rdn.bv_val = ptr+1;
rdn.bv_len -= attr.bv_len + 1;
ptr = ber_bvchr( &nrdn, '=' );
nrdn.bv_len -= ptr - nrdn.bv_val + 1;
nrdn.bv_val = ptr+1;
attr_merge_one( e, ad, &rdn, &nrdn );
/* Get contextCSN from main DB */
op->o_bd = on->on_info->oi_origdb;
rc = be_entry_get_rw( op, op->o_bd->be_nsuffix, NULL,
slap_schema.si_ad_contextCSN, 0, &e_ctx );
if ( e_ctx ) {
Attribute *a;
a = attr_find( e_ctx->e_attrs, slap_schema.si_ad_contextCSN );
if ( a ) {
/* FIXME: contextCSN could have multiple values!
* should select the one with the server's SID */
attr_merge_one( e, slap_schema.si_ad_entryCSN,
&a->a_vals[0], &a->a_nvals[0] );
attr_merge( e, a->a_desc, a->a_vals, a->a_nvals );
/* Populate minCSN */
attr_merge( e, ad_minCSN, a->a_vals, a->a_nvals );
ber_bvarray_dup_x( &li->li_mincsn, a->a_vals, NULL );
li->li_numcsns = a->a_numvals;
li->li_sids = slap_parse_csn_sids( li->li_mincsn, li->li_numcsns, NULL );
slap_sort_csn_sids( li->li_mincsn, li->li_sids, li->li_numcsns, NULL );
}
be_entry_release_rw( op, e_ctx, 0 );
}
db = *li->li_db;
op->o_bd = &db;
op->o_tag = LDAP_REQ_ADD;
op->ora_e = e;
op->o_req_dn = e->e_name;
op->o_req_ndn = e->e_nname;
op->o_callback = &nullsc;
SLAP_DBFLAGS( op->o_bd ) |= SLAP_DBFLAG_NOLASTMOD;
rc = op->o_bd->be_add( op, &rs );
if ( rs.sr_err != LDAP_SUCCESS ) {
Debug( LDAP_DEBUG_SYNC, "%s accesslog_db_root: "
"got result 0x%x adding log root entry %s\n",
op->o_log_prefix, rs.sr_err, op->o_req_dn.bv_val );
}
if ( e == op->ora_e )
entry_free( e );
}
li->li_open = 1;
ldap_pvt_thread_mutex_unlock( &li->li_log_mutex );
ldap_pvt_thread_mutex_lock( &slapd_rq.rq_mutex );
ldap_pvt_runqueue_stoptask( &slapd_rq, rtask );
ldap_pvt_runqueue_remove( &slapd_rq, rtask );
if ( li->li_age && li->li_cycle ) {
assert( li->li_task == NULL );
li->li_task = ldap_pvt_runqueue_insert( &slapd_rq,
li->li_cycle, accesslog_purge, li,
"accesslog_purge", li->li_db->be_suffix[0].bv_val );
}
ldap_pvt_thread_mutex_unlock( &slapd_rq.rq_mutex );
return NULL;
}
static int
accesslog_db_open(
BackendDB *be,
ConfigReply *cr
)
{
slap_overinst *on = (slap_overinst *)be->bd_info;
log_info *li = on->on_bi.bi_private;
if ( !BER_BVISEMPTY( &li->li_db_suffix )) {
li->li_db = select_backend( &li->li_db_suffix, 0 );
ch_free( li->li_db_suffix.bv_val );
BER_BVZERO( &li->li_db_suffix );
}
if ( li->li_db == NULL ) {
Debug( LDAP_DEBUG_ANY,
"accesslog: \"logdb \" missing or invalid.\n" );
return 1;
}
if ( li->li_db->bd_self == be->bd_self ) {
Debug( LDAP_DEBUG_ANY,
"accesslog: \"logdb \" is this database, cannot log to itself.\n" );
return 1;
}
if ( slapMode & SLAP_TOOL_MODE )
return 0;
if ( BER_BVISEMPTY( &li->li_db->be_rootndn )) {
ber_dupbv( &li->li_db->be_rootdn, li->li_db->be_suffix );
ber_dupbv( &li->li_db->be_rootndn, li->li_db->be_nsuffix );
}
ldap_pvt_thread_mutex_lock( &slapd_rq.rq_mutex );
ldap_pvt_runqueue_insert( &slapd_rq, 3600, accesslog_db_root, on,
"accesslog_db_root", li->li_db->be_suffix[0].bv_val );
ldap_pvt_thread_mutex_unlock( &slapd_rq.rq_mutex );
return 0;
}
static int
accesslog_db_close(
BackendDB *be,
ConfigReply *cr
)
{
slap_overinst *on = (slap_overinst *)be->bd_info;
log_info *li = on->on_bi.bi_private;
struct re_s *re = li->li_task;
li->li_open = 0;
if ( re ) {
li->li_task = NULL;
ldap_pvt_thread_mutex_lock( &slapd_rq.rq_mutex );
if ( ldap_pvt_runqueue_isrunning( &slapd_rq, re ) )
ldap_pvt_runqueue_stoptask( &slapd_rq, re );
ldap_pvt_runqueue_remove( &slapd_rq, re );
ldap_pvt_thread_mutex_unlock( &slapd_rq.rq_mutex );
}
return 0;
}
enum { start = 0 };
static int
check_rdntime_syntax (struct berval *val,
int *parts,
struct berval *fraction)
{
/*
* GeneralizedTime YYYYmmddHH[MM[SS]][(./,)d...](Z|(+/-)HH[MM])
* GeneralizedTime supports leap seconds, UTCTime does not.
*/
static const int ceiling[9] = { 100, 100, 12, 31, 24, 60, 60, 24, 60 };
static const int mdays[2][12] = {
/* non-leap years */
{ 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 },
/* leap years */
{ 31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 }
};
char *p, *e;
int part, c, c1, c2, tzoffset, leapyear = 0;
p = val->bv_val;
e = p + val->bv_len;
for (part = start; part < 7 && p < e; part++) {
c1 = *p;
if (!ASCII_DIGIT(c1)) {
break;
}
p++;
if (p == e) {
return LDAP_INVALID_SYNTAX;
}
c = *p++;
if (!ASCII_DIGIT(c)) {
return LDAP_INVALID_SYNTAX;
}
c += c1 * 10 - '0' * 11;
if ((part | 1) == 3) {
--c;
if (c < 0) {
return LDAP_INVALID_SYNTAX;
}
}
if (c >= ceiling[part]) {
if (! (c == 60 && part == 6 && start == 0))
return LDAP_INVALID_SYNTAX;
}
parts[part] = c;
}
if (part < 5 + start) {
return LDAP_INVALID_SYNTAX;
}
for (; part < 9; part++) {
parts[part] = 0;
}
/* leapyear check for the Gregorian calendar (year>1581) */
if (parts[parts[1] == 0 ? 0 : 1] % 4 == 0) {
leapyear = 1;
}
if (parts[3] >= mdays[leapyear][parts[2]]) {
return LDAP_INVALID_SYNTAX;
}
if (start == 0) {
fraction->bv_val = p;
fraction->bv_len = 0;
if (p < e && (*p == '.' || *p == ',')) {
char *end_num;
while (++p < e && ASCII_DIGIT(*p)) {
/* EMPTY */;
}
if (p - fraction->bv_val == 1) {
return LDAP_INVALID_SYNTAX;
}
#if 0 /* don't truncate trailing zeros */
for (end_num = p; end_num[-1] == '0'; --end_num) {
/* EMPTY */;
}
c = end_num - fraction->bv_val;
#else
c = p - fraction->bv_val;
#endif
if (c != 1) fraction->bv_len = c;
}
}
if (p == e) {
/* no time zone */
return start == 0 ? LDAP_INVALID_SYNTAX : LDAP_SUCCESS;
}
tzoffset = *p++;
switch (tzoffset) {
case 'Z':
/* UTC */
break;
default:
return LDAP_INVALID_SYNTAX;
}
return p != e ? LDAP_INVALID_SYNTAX : LDAP_SUCCESS;
}
static int
rdnTimestampValidate(
Syntax *syntax,
struct berval *in )
{
int parts[9];
struct berval fraction;
return check_rdntime_syntax(in, parts, &fraction);
}
static int
rdnTimestampNormalize(
slap_mask_t usage,
Syntax *syntax,
MatchingRule *mr,
struct berval *val,
struct berval *normalized,
void *ctx )
{
int parts[9], rc;
unsigned int len;
struct berval fraction;
rc = check_rdntime_syntax(val, parts, &fraction);
if (rc != LDAP_SUCCESS) {
return rc;
}
len = STRLENOF("YYYYmmddHHMMSSZ") + fraction.bv_len;
normalized->bv_val = slap_sl_malloc( len + 1, ctx );
if ( BER_BVISNULL( normalized ) ) {
return LBER_ERROR_MEMORY;
}
sprintf( normalized->bv_val, "%02d%02d%02d%02d%02d%02d%02d",
parts[0], parts[1], parts[2] + 1, parts[3] + 1,
parts[4], parts[5], parts[6] );
if ( !BER_BVISEMPTY( &fraction ) ) {
memcpy( normalized->bv_val + STRLENOF("YYYYmmddHHMMSSZ")-1,
fraction.bv_val, fraction.bv_len );
normalized->bv_val[STRLENOF("YYYYmmddHHMMSSZ")-1] = '.';
}
strcpy( normalized->bv_val + len-1, "Z" );
normalized->bv_len = len;
return LDAP_SUCCESS;
}
int accesslog_initialize()
{
int i, rc;
Syntax *rdnTimestampSyntax;
MatchingRule *rdnTimestampMatch, *rdnTimestampOrdering;
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_db_open = accesslog_db_open;
accesslog.on_bi.bi_db_close = accesslog_db_close;
accesslog.on_bi.bi_op_add = accesslog_op_mod;
accesslog.on_bi.bi_op_bind = accesslog_op_misc;
accesslog.on_bi.bi_op_compare = accesslog_op_misc;
accesslog.on_bi.bi_op_delete = accesslog_op_mod;
accesslog.on_bi.bi_op_modify = accesslog_op_mod;
accesslog.on_bi.bi_op_modrdn = accesslog_op_mod;
accesslog.on_bi.bi_op_search = accesslog_op_misc;
accesslog.on_bi.bi_extended = accesslog_op_misc;
accesslog.on_bi.bi_op_unbind = accesslog_unbind;
accesslog.on_bi.bi_op_abandon = accesslog_abandon;
accesslog.on_bi.bi_operational = accesslog_operational;
accesslog.on_bi.bi_cf_ocs = log_cfocs;
nullsc.sc_response = slap_null_cb;
rc = config_register_schema( log_cfats, log_cfocs );
if ( rc ) return rc;
/* log schema integration */
for ( i=0; lsyntaxes[i].oid; i++ ) {
int code;
code = register_syntax( &lsyntaxes[ i ].syn );
if ( code != 0 ) {
Debug( LDAP_DEBUG_ANY,
"accesslog_init: register_syntax failed\n" );
return code;
}
if ( lsyntaxes[i].mrs != NULL ) {
code = mr_make_syntax_compat_with_mrs(
lsyntaxes[i].oid, lsyntaxes[i].mrs );
if ( code < 0 ) {
Debug( LDAP_DEBUG_ANY,
"accesslog_init: "
"mr_make_syntax_compat_with_mrs "
"failed\n" );
return code;
}
}
}
for ( i=0; lattrs[i].at; i++ ) {
int code;
code = register_at( lattrs[i].at, lattrs[i].ad, 0 );
if ( code ) {
Debug( LDAP_DEBUG_ANY,
"accesslog_init: register_at failed\n" );
return -1;
}
}
/* Inject custom normalizer for reqStart/reqEnd */
rdnTimestampMatch = ch_malloc( sizeof( MatchingRule ));
rdnTimestampOrdering = ch_malloc( sizeof( MatchingRule ));
rdnTimestampSyntax = ch_malloc( sizeof( Syntax ));
*rdnTimestampMatch = *ad_reqStart->ad_type->sat_equality;
rdnTimestampMatch->smr_normalize = rdnTimestampNormalize;
*rdnTimestampOrdering = *ad_reqStart->ad_type->sat_ordering;
rdnTimestampOrdering->smr_normalize = rdnTimestampNormalize;
*rdnTimestampSyntax = *ad_reqStart->ad_type->sat_syntax;
rdnTimestampSyntax->ssyn_validate = rdnTimestampValidate;
ad_reqStart->ad_type->sat_equality = rdnTimestampMatch;
ad_reqStart->ad_type->sat_ordering = rdnTimestampOrdering;
ad_reqStart->ad_type->sat_syntax = rdnTimestampSyntax;
rdnTimestampMatch = ch_malloc( sizeof( MatchingRule ));
rdnTimestampOrdering = ch_malloc( sizeof( MatchingRule ));
rdnTimestampSyntax = ch_malloc( sizeof( Syntax ));
*rdnTimestampMatch = *ad_reqStart->ad_type->sat_equality;
*rdnTimestampOrdering = *ad_reqStart->ad_type->sat_ordering;
*rdnTimestampSyntax = *ad_reqStart->ad_type->sat_syntax;
ad_reqEnd->ad_type->sat_equality = rdnTimestampMatch;
ad_reqEnd->ad_type->sat_ordering = rdnTimestampOrdering;
ad_reqEnd->ad_type->sat_syntax = rdnTimestampSyntax;
for ( i=0; locs[i].ot; i++ ) {
int code;
code = register_oc( locs[i].ot, locs[i].oc, 0 );
if ( code ) {
Debug( LDAP_DEBUG_ANY,
"accesslog_init: register_oc failed\n" );
return -1;
}
}
return overlay_register(&accesslog);
}
#if SLAPD_OVER_ACCESSLOG == SLAPD_MOD_DYNAMIC
int
init_module( int argc, char *argv[] )
{
return accesslog_initialize();
}
#endif
#endif /* SLAPD_OVER_ACCESSLOG */