diff options
Diffstat (limited to 'servers/slapd/back-ldap/modify.c')
| -rw-r--r-- | servers/slapd/back-ldap/modify.c | 136 |
1 files changed, 136 insertions, 0 deletions
diff --git a/servers/slapd/back-ldap/modify.c b/servers/slapd/back-ldap/modify.c new file mode 100644 index 0000000..6cb84d4 --- /dev/null +++ b/servers/slapd/back-ldap/modify.c @@ -0,0 +1,136 @@ +/* modify.c - ldap backend modify function */ +/* $OpenLDAP$ */ +/* This work is part of OpenLDAP Software <http://www.openldap.org/>. + * + * Copyright 1999-2021 The OpenLDAP Foundation. + * Portions Copyright 1999-2003 Howard Chu. + * Portions Copyright 2000-2003 Pierangelo Masarati. + * 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 the Howard Chu for inclusion + * in OpenLDAP Software and subsequently enhanced by Pierangelo + * Masarati. + */ + +#include "portable.h" + +#include <stdio.h> + +#include <ac/string.h> +#include <ac/socket.h> + +#include "slap.h" +#include "back-ldap.h" + +int +ldap_back_modify( + Operation *op, + SlapReply *rs ) +{ + ldapinfo_t *li = (ldapinfo_t *)op->o_bd->be_private; + + ldapconn_t *lc = NULL; + LDAPMod **modv = NULL, + *mods = NULL; + Modifications *ml; + int i, j, rc; + ber_int_t msgid; + int isupdate; + ldap_back_send_t retrying = LDAP_BACK_RETRYING; + LDAPControl **ctrls = NULL; + + if ( !ldap_back_dobind( &lc, op, rs, LDAP_BACK_SENDERR ) ) { + return rs->sr_err; + } + + for ( i = 0, ml = op->orm_modlist; ml; i++, ml = ml->sml_next ) + /* just count mods */ ; + + modv = (LDAPMod **)ch_malloc( ( i + 1 )*sizeof( LDAPMod * ) + + i*sizeof( LDAPMod ) ); + if ( modv == NULL ) { + rc = LDAP_NO_MEMORY; + goto cleanup; + } + mods = (LDAPMod *)&modv[ i + 1 ]; + + isupdate = be_shadow_update( op ); + for ( i = 0, ml = op->orm_modlist; ml; ml = ml->sml_next ) { + if ( !isupdate && !get_relax( op ) && ml->sml_desc->ad_type->sat_no_user_mod ) + { + continue; + } + + modv[ i ] = &mods[ i ]; + mods[ i ].mod_op = ( ml->sml_op | LDAP_MOD_BVALUES ); + mods[ i ].mod_type = ml->sml_desc->ad_cname.bv_val; + + if ( ml->sml_values != NULL ) { + for ( j = 0; !BER_BVISNULL( &ml->sml_values[ j ] ); j++ ) + /* just count mods */ ; + mods[ i ].mod_bvalues = + (struct berval **)ch_malloc( ( j + 1 )*sizeof( struct berval * ) ); + for ( j = 0; !BER_BVISNULL( &ml->sml_values[ j ] ); j++ ) + { + mods[ i ].mod_bvalues[ j ] = &ml->sml_values[ j ]; + } + mods[ i ].mod_bvalues[ j ] = NULL; + + } else { + mods[ i ].mod_bvalues = NULL; + } + + i++; + } + modv[ i ] = 0; + +retry:; + ctrls = op->o_ctrls; + rc = ldap_back_controls_add( op, rs, lc, &ctrls ); + if ( rc != LDAP_SUCCESS ) { + send_ldap_result( op, rs ); + goto cleanup; + } + + rs->sr_err = ldap_modify_ext( lc->lc_ld, op->o_req_dn.bv_val, modv, + ctrls, NULL, &msgid ); + rc = ldap_back_op_result( lc, op, rs, msgid, + li->li_timeout[ SLAP_OP_MODIFY ], + ( LDAP_BACK_SENDRESULT | retrying ) ); + if ( rs->sr_err == LDAP_UNAVAILABLE && retrying ) { + retrying &= ~LDAP_BACK_RETRYING; + if ( ldap_back_retry( &lc, op, rs, LDAP_BACK_SENDERR ) ) { + /* if the identity changed, there might be need to re-authz */ + (void)ldap_back_controls_free( op, rs, &ctrls ); + goto retry; + } + } + + ldap_pvt_thread_mutex_lock( &li->li_counter_mutex ); + ldap_pvt_mp_add( li->li_ops_completed[ SLAP_OP_MODIFY ], 1 ); + ldap_pvt_thread_mutex_unlock( &li->li_counter_mutex ); + +cleanup:; + (void)ldap_back_controls_free( op, rs, &ctrls ); + + for ( i = 0; modv[ i ]; i++ ) { + ch_free( modv[ i ]->mod_bvalues ); + } + ch_free( modv ); + + if ( lc != NULL ) { + ldap_back_release_conn( li, lc ); + } + + return rs->sr_err; +} + |