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/** BEGIN COPYRIGHT BLOCK
* This Program is free software; you can redistribute it and/or modify it under
* the terms of the GNU General Public License as published by the Free Software
* Foundation; version 2 of the License.
*
* This Program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
* FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along with
* this Program; if not, write to the Free Software Foundation, Inc., 59 Temple
* Place, Suite 330, Boston, MA 02111-1307 USA.
*
* In addition, as a special exception, Red Hat, Inc. gives You the additional
* right to link the code of this Program with code not covered under the GNU
* General Public License ("Non-GPL Code") and to distribute linked combinations
* including the two, subject to the limitations in this paragraph. Non-GPL Code
* permitted under this exception must only link to the code of this Program
* through those well defined interfaces identified in the file named EXCEPTION
* found in the source code files (the "Approved Interfaces"). The files of
* Non-GPL Code may instantiate templates or use macros or inline functions from
* the Approved Interfaces without causing the resulting work to be covered by
* the GNU General Public License. Only Red Hat, Inc. may make changes or
* additions to the list of Approved Interfaces. You must obey the GNU General
* Public License in all respects for all of the Program code and other code used
* in conjunction with the Program except the Non-GPL Code covered by this
* exception. If you modify this file, you may extend this exception to your
* version of the file, but you are not obligated to do so. If you do not wish to
* provide this exception without modification, you must delete this exception
* statement from your version and license this file solely under the GPL without
* exception.
*
*
* Copyright (C) 2001 Sun Microsystems, Inc. Used by permission.
* Copyright (C) 2005 Red Hat, Inc.
* All rights reserved.
* END COPYRIGHT BLOCK **/
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
#include "slap.h"
/*
* JCM - The audit log might be better implemented as a post-op plugin.
*/
#define ATTR_CHANGETYPE "changetype"
#define ATTR_NEWRDN "newrdn"
#define ATTR_DELETEOLDRDN "deleteoldrdn"
#define ATTR_MODIFIERSNAME "modifiersname"
char *attr_changetype = ATTR_CHANGETYPE;
char *attr_newrdn = ATTR_NEWRDN;
char *attr_deleteoldrdn = ATTR_DELETEOLDRDN;
char *attr_modifiersname = ATTR_MODIFIERSNAME;
/* Forward Declarations */
static void write_audit_file( int optype, char *dn, void *change, int flag, time_t curtime );
void
write_audit_log_entry( Slapi_PBlock *pb )
{
time_t curtime;
char *dn;
void *change;
int flag = 0;
int internal_op = 0;
Operation *op;
/* if the audit log is not enabled, just skip all of
this stuff */
if (!config_get_auditlog_logging_enabled()) {
return;
}
slapi_pblock_get( pb, SLAPI_OPERATION, &op );
internal_op = operation_is_flag_set(op, OP_FLAG_INTERNAL);
slapi_pblock_get( pb, SLAPI_TARGET_DN, &dn );
switch ( operation_get_type(op) )
{
case SLAPI_OPERATION_MODIFY:
slapi_pblock_get( pb, SLAPI_MODIFY_MODS, &change );
break;
case SLAPI_OPERATION_ADD:
{
/*
* For adds, we want the unnormalized dn, so we can preserve
* spacing, case, when replicating it.
*/
Slapi_Entry *te = NULL;
slapi_pblock_get( pb, SLAPI_ADD_ENTRY, &change );
te = (Slapi_Entry *)change;
if ( NULL != te )
{
dn = slapi_entry_get_dn( te );
}
}
break;
case SLAPI_OPERATION_DELETE:
{
char * deleterDN = NULL;
slapi_pblock_get(pb, SLAPI_REQUESTOR_DN, &deleterDN);
change = deleterDN;
}
break;
case SLAPI_OPERATION_MODDN:
slapi_pblock_get( pb, SLAPI_MODRDN_NEWRDN, &change );
slapi_pblock_get( pb, SLAPI_MODRDN_DELOLDRDN, &flag );
break;
}
curtime = current_time();
write_audit_file( operation_get_type(op), dn, change, flag, curtime );
}
/*
* Function: write_audit_file
* Arguments:
* optype - type of LDAP operation being logged
* dn - distinguished name of entry being changed
* change - pointer to the actual change operation
* For a delete operation, may contain the modifier's DN.
* flag - only used by modrdn operations - value of deleteoldrdn flag
* curtime - the current time
* Returns: nothing
*/
static void
write_audit_file(
int optype,
char *dn,
void *change,
int flag,
time_t curtime
)
{
LDAPMod **mods;
Slapi_Entry *e;
char *newrdn, *tmp, *tmpsave;
int len, i, j;
char *timestr;
lenstr *l;
l = lenstr_new();
addlenstr( l, "time: " );
timestr = format_localTime( curtime );
addlenstr( l, timestr );
slapi_ch_free((void **) ×tr );
addlenstr( l, "\n" );
addlenstr( l, "dn: " );
addlenstr( l, dn );
addlenstr( l, "\n" );
switch ( optype )
{
case SLAPI_OPERATION_MODIFY:
addlenstr( l, attr_changetype );
addlenstr( l, ": modify\n" );
mods = change;
for ( j = 0; mods[j] != NULL; j++ )
{
int operationtype= mods[j]->mod_op & ~LDAP_MOD_BVALUES;
switch ( operationtype )
{
case LDAP_MOD_ADD:
addlenstr( l, "add: " );
addlenstr( l, mods[j]->mod_type );
addlenstr( l, "\n" );
break;
case LDAP_MOD_DELETE:
addlenstr( l, "delete: " );
addlenstr( l, mods[j]->mod_type );
addlenstr( l, "\n" );
break;
case LDAP_MOD_REPLACE:
addlenstr( l, "replace: " );
addlenstr( l, mods[j]->mod_type );
addlenstr( l, "\n" );
break;
default:
operationtype= LDAP_MOD_IGNORE;
break;
}
if(operationtype!=LDAP_MOD_IGNORE)
{
for ( i = 0; mods[j]->mod_bvalues != NULL && mods[j]->mod_bvalues[i] != NULL; i++ )
{
char *buf, *bufp;
len = strlen( mods[j]->mod_type );
len = LDIF_SIZE_NEEDED( len, mods[j]->mod_bvalues[i]->bv_len ) + 1;
buf = slapi_ch_malloc( len );
bufp = buf;
ldif_put_type_and_value( &bufp, mods[j]->mod_type,
mods[j]->mod_bvalues[i]->bv_val,
mods[j]->mod_bvalues[i]->bv_len );
*bufp = '\0';
addlenstr( l, buf );
slapi_ch_free( (void**)&buf );
}
}
addlenstr( l, "-\n" );
}
break;
case SLAPI_OPERATION_ADD:
e = change;
addlenstr( l, attr_changetype );
addlenstr( l, ": add\n" );
tmp = slapi_entry2str( e, &len );
tmpsave = tmp;
while (( tmp = strchr( tmp, '\n' )) != NULL )
{
tmp++;
if ( !ldap_utf8isspace( tmp ))
{
break;
}
}
addlenstr( l, tmp );
slapi_ch_free((void**)&tmpsave );
break;
case SLAPI_OPERATION_DELETE:
tmp = change;
addlenstr( l, attr_changetype );
addlenstr( l, ": delete\n" );
if (tmp && tmp[0]) {
addlenstr( l, attr_modifiersname );
addlenstr( l, ": ");
addlenstr( l, tmp);
addlenstr( l, "\n");
}
break;
case SLAPI_OPERATION_MODDN:
newrdn = change;
addlenstr( l, attr_changetype );
addlenstr( l, ": modrdn\n" );
addlenstr( l, attr_newrdn );
addlenstr( l, ": " );
addlenstr( l, newrdn );
addlenstr( l, "\n" );
addlenstr( l, attr_deleteoldrdn );
addlenstr( l, ": " );
addlenstr( l, flag ? "1" : "0" );
addlenstr( l, "\n" );
}
addlenstr( l, "\n" );
slapd_log_audit_proc (l->ls_buf, l->ls_len);
lenstr_free( &l );
}
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