git.sur5r.net Git - openldap/blob - servers/slapd/back-shell/modify.c

   1 /* modify.c - shell backend modify function */
   2 /* $OpenLDAP$ */
   3 /*
   4  * Copyright 1998-2003 The OpenLDAP Foundation, All Rights Reserved.
   5  * COPYING RESTRICTIONS APPLY, see COPYRIGHT file
   6  */
   7
   8 #include "portable.h"
   9
  10 #include <stdio.h>
  11
  12 #include <ac/string.h>
  13 #include <ac/socket.h>
  14
  15 #include "slap.h"
  16 #include "shell.h"
  17
  18 int
  19 shell_back_modify(
  20     Operation   *op,
  21     SlapReply   *rs )
  22 {
  23         Modification *mod;
  24         struct shellinfo        *si = (struct shellinfo *) op->o_bd->be_private;
  25         AttributeDescription *entry = slap_schema.si_ad_entry;
  26         Modifications *ml  = op->oq_modify.rs_modlist;
  27         Entry e;
  28         FILE                    *rfp, *wfp;
  29         int                     i;
  30
  31         if ( si->si_modify == NULL ) {
  32                 send_ldap_error( op, rs, LDAP_UNWILLING_TO_PERFORM,
  33                     "modify not implemented" );
  34                 return( -1 );
  35         }
  36
  37         e.e_id = NOID;
  38         e.e_name = op->o_req_dn;
  39         e.e_nname = op->o_req_ndn;
  40         e.e_attrs = NULL;
  41         e.e_ocflags = 0;
  42         e.e_bv.bv_len = 0;
  43         e.e_bv.bv_val = NULL;
  44         e.e_private = NULL;
  45
  46         if ( ! access_allowed( op, &e,
  47                 entry, NULL, ACL_WRITE, NULL ) )
  48         {
  49                 send_ldap_error( op, rs, LDAP_INSUFFICIENT_ACCESS, NULL );
  50                 return -1;
  51         }
  52
  53         if ( (op->o_private = (void *) forkandexec( si->si_modify, &rfp, &wfp ))
  54             == (void *) -1 ) {
  55                 send_ldap_error( op, rs, LDAP_OTHER,
  56                     "could not fork/exec" );
  57                 return( -1 );
  58         }
  59
  60         /* write out the request to the modify process */
  61         fprintf( wfp, "MODIFY\n" );
  62         fprintf( wfp, "msgid: %ld\n", (long) op->o_msgid );
  63         print_suffixes( wfp, op->o_bd );
  64         fprintf( wfp, "dn: %s\n", op->o_req_dn.bv_val );
  65         for ( ; ml != NULL; ml = ml->sml_next ) {
  66                 mod = &ml->sml_mod;
  67
  68                 /* FIXME: should use LDIF routines to deal with binary data */
  69
  70                 switch ( mod->sm_op ) {
  71                 case LDAP_MOD_ADD:
  72                         fprintf( wfp, "add: %s\n", mod->sm_desc->ad_cname.bv_val );
  73                         break;
  74
  75                 case LDAP_MOD_DELETE:
  76                         fprintf( wfp, "delete: %s\n", mod->sm_desc->ad_cname.bv_val );
  77                         break;
  78
  79                 case LDAP_MOD_REPLACE:
  80                         fprintf( wfp, "replace: %s\n", mod->sm_desc->ad_cname.bv_val );
  81                         break;
  82                 }
  83
  84                 if( mod->sm_bvalues != NULL ) {
  85                         for ( i = 0; mod->sm_bvalues[i].bv_val != NULL; i++ ) {
  86                                 fprintf( wfp, "%s: %s\n", mod->sm_desc->ad_cname.bv_val,
  87                                         mod->sm_bvalues[i].bv_val /* binary! */ );
  88                         }
  89                 }
  90
  91                 fprintf( wfp, "-\n" );
  92         }
  93         fclose( wfp );
  94
  95         /* read in the results and send them along */
  96         read_and_send_results( op, rs, rfp );
  97         fclose( rfp );
  98         return( 0 );
  99 }