git.sur5r.net Git - openldap/blob - servers/slapd/back-ldap/add.c

   1 /* add.c - ldap backend add function */
   2 /* $OpenLDAP$ */
   3 /*
   4  * Copyright 1998-2002 The OpenLDAP Foundation, All Rights Reserved.
   5  * COPYING RESTRICTIONS APPLY, see COPYRIGHT file
   6  */
   7 /* This is an altered version */
   8 /*
   9  * Copyright 1999, Howard Chu, All rights reserved. <hyc@highlandsun.com>
  10  *
  11  * Permission is granted to anyone to use this software for any purpose
  12  * on any computer system, and to alter it and redistribute it, subject
  13  * to the following restrictions:
  14  *
  15  * 1. The author is not responsible for the consequences of use of this
  16  *    software, no matter how awful, even if they arise from flaws in it.
  17  *
  18  * 2. The origin of this software must not be misrepresented, either by
  19  *    explicit claim or by omission.  Since few users ever read sources,
  20  *    credits should appear in the documentation.
  21  *
  22  * 3. Altered versions must be plainly marked as such, and must not be
  23  *    misrepresented as being the original software.  Since few users
  24  *    ever read sources, credits should appear in the documentation.
  25  *
  26  * 4. This notice may not be removed or altered.
  27  *
  28  *
  29  *
  30  * Copyright 2000, Pierangelo Masarati, All rights reserved. <ando@sys-net.it>
  31  *
  32  * This software is being modified by Pierangelo Masarati.
  33  * The previously reported conditions apply to the modified code as well.
  34  * Changes in the original code are highlighted where required.
  35  * Credits for the original code go to the author, Howard Chu.
  36  */
  37
  38 #include "portable.h"
  39
  40 #include <stdio.h>
  41
  42 #include <ac/string.h>
  43 #include <ac/socket.h>
  44
  45 #include "slap.h"
  46 #include "back-ldap.h"
  47
  48 int
  49 ldap_back_add(
  50     Backend     *be,
  51     Connection  *conn,
  52     Operation   *op,
  53     Entry       *e
  54 )
  55 {
  56         struct ldapinfo *li = (struct ldapinfo *) be->be_private;
  57         struct ldapconn *lc;
  58         int i, j;
  59         Attribute *a;
  60         LDAPMod **attrs;
  61         struct berval mapped;
  62         struct berval mdn = { 0, NULL };
  63
  64 #ifdef NEW_LOGGING
  65         LDAP_LOG(( "backend", LDAP_LEVEL_ENTRY, "ldap_back_add: %s\n",
  66                                 e->e_dn ));
  67 #else /* !NEW_LOGGING */
  68         Debug(LDAP_DEBUG_ARGS, "==> ldap_back_add: %s\n", e->e_dn, 0, 0);
  69 #endif /* !NEW_LOGGING */
  70
  71         lc = ldap_back_getconn(li, conn, op);
  72         if ( !lc || !ldap_back_dobind( lc, op ) ) {
  73                 return( -1 );
  74         }
  75
  76         /*
  77          * Rewrite the add dn, if needed
  78          */
  79 #ifdef ENABLE_REWRITE
  80         switch (rewrite_session( li->rwinfo, "addDn", e->e_dn, conn,
  81                                 &mdn.bv_val )) {
  82         case REWRITE_REGEXEC_OK:
  83                 if ( mdn.bv_val != NULL && mdn.bv_val[ 0 ] != '\0' ) {
  84                         mdn.bv_len = strlen( mdn.bv_val );
  85                 } else {
  86                         mdn = e->e_name;
  87                 }
  88 #ifdef NEW_LOGGING
  89                 LDAP_LOG(( "backend", LDAP_LEVEL_DETAIL1,
  90                                         "[rw] addDn: \"%s\" -> \"%s\"\n",
  91                                         e->e_dn, mdn.bv_val ));
  92 #else /* !NEW_LOGGING */
  93                 Debug( LDAP_DEBUG_ARGS, "rw> addDn: \"%s\" -> \"%s\"\n%s",
  94                                 e->e_dn, mdn.bv_val, "" );
  95 #endif /* !NEW_LOGGING */
  96                 break;
  97
  98         case REWRITE_REGEXEC_UNWILLING:
  99                 send_ldap_result( conn, op, LDAP_UNWILLING_TO_PERFORM,
 100                                 NULL, "Unwilling to perform", NULL, NULL );
 101                 return( -1 );
 102
 103         case REWRITE_REGEXEC_ERR:
 104                 send_ldap_result( conn, op, LDAP_OPERATIONS_ERROR,
 105                                 NULL, "Operations error", NULL, NULL );
 106                 return( -1 );
 107         }
 108 #else /* !ENABLE_REWRITE */
 109         ldap_back_dn_massage( li, &e->e_name, &mdn, 0, 1 );
 110 #endif /* !ENABLE_REWRITE */
 111
 112         /* Count number of attributes in entry */
 113         for (i = 1, a = e->e_attrs; a; i++, a = a->a_next)
 114                 ;
 115
 116         /* Create array of LDAPMods for ldap_add() */
 117         attrs = (LDAPMod **)ch_malloc(sizeof(LDAPMod *)*i);
 118
 119         for (i=0, a=e->e_attrs; a; a=a->a_next) {
 120                 /*
 121                  * lastmod should always be <off>, so that
 122                  * creation/modification operational attrs
 123                  * of the target directory are used, if available
 124                  */
 125 #if 0
 126                 if ( !strcasecmp( a->a_desc->ad_cname.bv_val,
 127                         slap_schema.si_ad_creatorsName->ad_cname.bv_val )
 128                         || !strcasecmp( a->a_desc->ad_cname.bv_val,
 129                         slap_schema.si_ad_createTimestamp->ad_cname.bv_val )
 130                         || !strcasecmp( a->a_desc->ad_cname.bv_val,
 131                         slap_schema.si_ad_modifiersName->ad_cname.bv_val )
 132                         || !strcasecmp( a->a_desc->ad_cname.bv_val,
 133                         slap_schema.si_ad_modifyTimestamp->ad_cname.bv_val )
 134                 ) {
 135                         continue;
 136                 }
 137 #endif
 138
 139                 ldap_back_map(&li->at_map, &a->a_desc->ad_cname, &mapped, 0);
 140                 if (mapped.bv_val == NULL) {
 141                         continue;
 142                 }
 143
 144                 attrs[i] = (LDAPMod *)ch_malloc(sizeof(LDAPMod));
 145                 if (attrs[i] == NULL) {
 146                         continue;
 147                 }
 148
 149                 attrs[i]->mod_op = LDAP_MOD_BVALUES;
 150                 attrs[i]->mod_type = mapped.bv_val;
 151
 152 #ifdef ENABLE_REWRITE
 153                 /*
 154                  * FIXME: dn-valued attrs should be rewritten
 155                  * to allow their use in ACLs at the back-ldap
 156                  * level.
 157                  */
 158                 if ( strcmp( a->a_desc->ad_type->sat_syntax->ssyn_oid,
 159                                         SLAPD_DN_SYNTAX ) == 0 ) {
 160                         ldap_dnattr_rewrite( li->rwinfo, a->a_vals, conn );
 161                 }
 162 #endif /* ENABLE_REWRITE */
 163
 164                 for (j=0; a->a_vals[j].bv_val; j++);
 165                 attrs[i]->mod_vals.modv_bvals = ch_malloc((j+1)*sizeof(struct berval *));
 166                 for (j=0; a->a_vals[j].bv_val; j++)
 167                         attrs[i]->mod_vals.modv_bvals[j] = &a->a_vals[j];
 168                 attrs[i]->mod_vals.modv_bvals[j] = NULL;
 169                 i++;
 170         }
 171         attrs[i] = NULL;
 172
 173         ldap_add_s(lc->ld, mdn.bv_val, attrs);
 174         for (--i; i>= 0; --i) {
 175                 ch_free(attrs[i]->mod_vals.modv_bvals);
 176                 ch_free(attrs[i]);
 177         }
 178         ch_free(attrs);
 179         if ( mdn.bv_val != e->e_dn ) {
 180                 free( mdn.bv_val );
 181         }
 182
 183         return( ldap_back_op_result( lc, op ) );
 184 }
 185
 186 #ifdef ENABLE_REWRITE
 187 int
 188 ldap_dnattr_rewrite(
 189                 struct rewrite_info     *rwinfo,
 190                 BVarray                 a_vals,
 191                 void                    *cookie
 192 )
 193 {
 194         char *mattr;
 195
 196         for ( ; a_vals->bv_val != NULL; a_vals++ ) {
 197                 switch ( rewrite_session( rwinfo, "bindDn", a_vals->bv_val,
 198                                         cookie, &mattr )) {
 199                 case REWRITE_REGEXEC_OK:
 200                         if ( mattr == NULL ) {
 201                                 /* no substitution */
 202                                 continue;
 203                         }
 204 #ifdef NEW_LOGGING
 205                         LDAP_LOG(( "backend", LDAP_LEVEL_DETAIL1,
 206                                         "[rw] bindDn (in add of dn-valued"
 207                                         " attr): \"%s\" -> \"%s\"\n",
 208                                         a_vals->bv_val, mattr ));
 209 #else /* !NEW_LOGGING */
 210                         Debug( LDAP_DEBUG_ARGS,
 211                                         "rw> bindDn (in add of dn-valued attr):"
 212                                         " \"%s\" -> \"%s\"\n%s",
 213                                         a_vals->bv_val, mattr, "" );
 214 #endif /* !NEW_LOGGING */
 215
 216                         /*
 217                          * FIXME: replacing server-allocated memory
 218                          * (ch_malloc) with librewrite allocated memory
 219                          * (malloc)
 220                          */
 221                         ch_free( a_vals->bv_val );
 222                         a_vals->bv_val = mattr;
 223                         a_vals->bv_len = strlen( mattr );
 224
 225                         break;
 226
 227                 case REWRITE_REGEXEC_UNWILLING:
 228
 229                 case REWRITE_REGEXEC_ERR:
 230                         /*
 231                          * FIXME: better give up,
 232                          * skip the attribute
 233                          * or leave it untouched?
 234                          */
 235                         break;
 236                 }
 237         }
 238
 239         return 0;
 240 }
 241 #endif /* ENABLE_REWRITE */
 242