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     Backend     *be,
  21     Connection  *conn,
  22     Operation   *op,
  23     struct berval *dn,
  24     struct berval *ndn,
  25     Modifications       *ml
  26 )
  27 {
  28         Modification *mod;
  29         struct shellinfo        *si = (struct shellinfo *) be->be_private;
  30         AttributeDescription *entry = slap_schema.si_ad_entry;
  31         Entry e;
  32         FILE                    *rfp, *wfp;
  33         int                     i;
  34
  35         if ( si->si_modify == NULL ) {
  36                 send_ldap_result( conn, op, LDAP_UNWILLING_TO_PERFORM, NULL,
  37                     "modify not implemented", NULL, NULL );
  38                 return( -1 );
  39         }
  40
  41         e.e_id = NOID;
  42         e.e_name = *dn;
  43         e.e_nname = *ndn;
  44         e.e_attrs = NULL;
  45         e.e_ocflags = 0;
  46         e.e_bv.bv_len = 0;
  47         e.e_bv.bv_val = NULL;
  48         e.e_private = NULL;
  49
  50         if ( ! access_allowed( be, conn, op, &e,
  51                 entry, NULL, ACL_WRITE, NULL ) )
  52         {
  53                 send_ldap_result( conn, op, LDAP_INSUFFICIENT_ACCESS,
  54                         NULL, NULL, NULL, NULL );
  55                 return -1;
  56         }
  57
  58         if ( (op->o_private = (void *) forkandexec( si->si_modify, &rfp, &wfp ))
  59             == (void *) -1 ) {
  60                 send_ldap_result( conn, op, LDAP_OTHER, NULL,
  61                     "could not fork/exec", NULL, NULL );
  62                 return( -1 );
  63         }
  64
  65         /* write out the request to the modify process */
  66         fprintf( wfp, "MODIFY\n" );
  67         fprintf( wfp, "msgid: %ld\n", (long) op->o_msgid );
  68         print_suffixes( wfp, be );
  69         fprintf( wfp, "dn: %s\n", dn->bv_val );
  70         for ( ; ml != NULL; ml = ml->sml_next ) {
  71                 mod = &ml->sml_mod;
  72
  73                 /* FIXME: should use LDIF routines to deal with binary data */
  74
  75                 switch ( mod->sm_op ) {
  76                 case LDAP_MOD_ADD:
  77                         fprintf( wfp, "add: %s\n", mod->sm_desc->ad_cname.bv_val );
  78                         break;
  79
  80                 case LDAP_MOD_DELETE:
  81                         fprintf( wfp, "delete: %s\n", mod->sm_desc->ad_cname.bv_val );
  82                         break;
  83
  84                 case LDAP_MOD_REPLACE:
  85                         fprintf( wfp, "replace: %s\n", mod->sm_desc->ad_cname.bv_val );
  86                         break;
  87                 }
  88
  89                 if( mod->sm_bvalues != NULL ) {
  90                         for ( i = 0; mod->sm_bvalues[i].bv_val != NULL; i++ ) {
  91                                 fprintf( wfp, "%s: %s\n", mod->sm_desc->ad_cname.bv_val,
  92                                         mod->sm_bvalues[i].bv_val /* binary! */ );
  93                         }
  94                 }
  95
  96                 fprintf( wfp, "-\n" );
  97         }
  98         fclose( wfp );
  99
 100         /* read in the results and send them along */
 101         read_and_send_results( be, conn, op, rfp, NULL, 0 );
 102         fclose( rfp );
 103         return( 0 );
 104 }