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openldap  2.4.31
Functions
add.c File Reference
#include "portable.h"
#include <stdio.h>
#include <ac/string.h>
#include <ac/socket.h>
#include "slap.h"
#include "../back-ldap/back-ldap.h"
#include "back-meta.h"

Go to the source code of this file.

Functions

int meta_back_add (Operation *op, SlapReply *rs)

Function Documentation

int meta_back_add ( Operation op,
SlapReply rs 
)

Definition at line 36 of file add.c.

{
       metainfo_t    *mi = ( metainfo_t * )op->o_bd->be_private;
       metatarget_t  *mt;
       metaconn_t    *mc;
       int           i, candidate = -1;
       int           isupdate;
       Attribute     *a;
       LDAPMod              **attrs;
       struct berval mdn = BER_BVNULL, mapped;
       dncookie      dc;
       int           msgid;
       ldap_back_send_t     retrying = LDAP_BACK_RETRYING;
       LDAPControl   **ctrls = NULL;

       Debug(LDAP_DEBUG_ARGS, "==> meta_back_add: %s\n",
                     op->o_req_dn.bv_val, 0, 0 );

       /*
        * get the current connection
        */
       mc = meta_back_getconn( op, rs, &candidate, LDAP_BACK_SENDERR );
       if ( !mc || !meta_back_dobind( op, rs, mc, LDAP_BACK_SENDERR ) ) {
              return rs->sr_err;
       }

       assert( mc->mc_conns[ candidate ].msc_ld != NULL );

       /*
        * Rewrite the add dn, if needed
        */
       mt = mi->mi_targets[ candidate ];
       dc.target = mt;
       dc.conn = op->o_conn;
       dc.rs = rs;
       dc.ctx = "addDN";

       if ( ldap_back_dn_massage( &dc, &op->o_req_dn, &mdn ) ) {
              send_ldap_result( op, rs );
              goto done;
       }

       /* Count number of attributes in entry ( +1 ) */
       for ( i = 1, a = op->ora_e->e_attrs; a; i++, a = a->a_next );
       
       /* Create array of LDAPMods for ldap_add() */
       attrs = ch_malloc( sizeof( LDAPMod * )*i );

       dc.ctx = "addAttrDN";
       isupdate = be_shadow_update( op );
       for ( i = 0, a = op->ora_e->e_attrs; a; a = a->a_next ) {
              int                  j, is_oc = 0;

              if ( !isupdate && !get_relax( op ) && a->a_desc->ad_type->sat_no_user_mod  )
              {
                     continue;
              }

              if ( a->a_desc == slap_schema.si_ad_objectClass 
                            || a->a_desc == slap_schema.si_ad_structuralObjectClass )
              {
                     is_oc = 1;
                     mapped = a->a_desc->ad_cname;

              } else {
                     ldap_back_map( &mt->mt_rwmap.rwm_at,
                                   &a->a_desc->ad_cname, &mapped, BACKLDAP_MAP );
                     if ( BER_BVISNULL( &mapped ) || BER_BVISEMPTY( &mapped ) ) {
                            continue;
                     }
              }

              attrs[ i ] = ch_malloc( sizeof( LDAPMod ) );
              if ( attrs[ i ] == NULL ) {
                     continue;
              }
              attrs[ i ]->mod_op = LDAP_MOD_BVALUES;
              attrs[ i ]->mod_type = mapped.bv_val;

              if ( is_oc ) {
                     for ( j = 0; !BER_BVISNULL( &a->a_vals[ j ] ); j++ )
                            ;

                     attrs[ i ]->mod_bvalues =
                            (struct berval **)ch_malloc( ( j + 1 ) *
                            sizeof( struct berval * ) );

                     for ( j = 0; !BER_BVISNULL( &a->a_vals[ j ] ); ) {
                            struct ldapmapping   *mapping;

                            ldap_back_mapping( &mt->mt_rwmap.rwm_oc,
                                          &a->a_vals[ j ], &mapping, BACKLDAP_MAP );

                            if ( mapping == NULL ) {
                                   if ( mt->mt_rwmap.rwm_oc.drop_missing ) {
                                          continue;
                                   }
                                   attrs[ i ]->mod_bvalues[ j ] = &a->a_vals[ j ];

                            } else {
                                   attrs[ i ]->mod_bvalues[ j ] = &mapping->dst;
                            }
                            j++;
                     }
                     attrs[ i ]->mod_bvalues[ j ] = NULL;

              } else {
                     /*
                      * FIXME: dn-valued attrs should be rewritten
                      * to allow their use in ACLs at the back-ldap
                      * level.
                      */
                     if ( a->a_desc->ad_type->sat_syntax ==
                            slap_schema.si_syn_distinguishedName )
                     {
                            (void)ldap_dnattr_rewrite( &dc, a->a_vals );
                            if ( a->a_vals == NULL ) {
                                   continue;
                            }
                     }

                     for ( j = 0; !BER_BVISNULL( &a->a_vals[ j ] ); j++ )
                            ;
                     
                     attrs[ i ]->mod_bvalues = ch_malloc( ( j + 1 ) * sizeof( struct berval * ) );
                     for ( j = 0; !BER_BVISNULL( &a->a_vals[ j ] ); j++ ) {
                            attrs[ i ]->mod_bvalues[ j ] = &a->a_vals[ j ];
                     }
                     attrs[ i ]->mod_bvalues[ j ] = NULL;
              }
              i++;
       }
       attrs[ i ] = NULL;

retry:;
       ctrls = op->o_ctrls;
       if ( meta_back_controls_add( op, rs, mc, candidate, &ctrls ) != LDAP_SUCCESS )
       {
              send_ldap_result( op, rs );
              goto cleanup;
       }

       rs->sr_err = ldap_add_ext( mc->mc_conns[ candidate ].msc_ld, mdn.bv_val,
                           attrs, ctrls, NULL, &msgid );
       rs->sr_err = meta_back_op_result( mc, op, rs, candidate, msgid,
              mt->mt_timeout[ SLAP_OP_ADD ], ( LDAP_BACK_SENDRESULT | retrying ) );
       if ( rs->sr_err == LDAP_UNAVAILABLE && retrying ) {
              retrying &= ~LDAP_BACK_RETRYING;
              if ( meta_back_retry( op, rs, &mc, candidate, LDAP_BACK_SENDERR ) ) {
                     /* if the identity changed, there might be need to re-authz */
                     (void)mi->mi_ldap_extra->controls_free( op, rs, &ctrls );
                     goto retry;
              }
       }

cleanup:;
       (void)mi->mi_ldap_extra->controls_free( op, rs, &ctrls );

       for ( --i; i >= 0; --i ) {
              free( attrs[ i ]->mod_bvalues );
              free( attrs[ i ] );
       }
       free( attrs );
       if ( mdn.bv_val != op->ora_e->e_dn ) {
              free( mdn.bv_val );
              BER_BVZERO( &mdn );
       }

done:;
       if ( mc ) {
              meta_back_release_conn( mi, mc );
       }

       return rs->sr_err;
}

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