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

   1 /* add.c - ldap backend add function */
   2 /* $OpenLDAP$ */
   3 /*
   4  * Copyright 1998-2003 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         ber_int_t msgid;
  64
  65 #ifdef NEW_LOGGING
  66         LDAP_LOG( BACK_LDAP, ENTRY, "ldap_back_add: %s\n", e->e_dn, 0, 0 );
  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( li, lc, conn, 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( BACK_LDAP, DETAIL1,
  90                         "[rw] addDn: \"%s\" -> \"%s\"\n", e->e_dn, mdn.bv_val, 0 );
  91 #else /* !NEW_LOGGING */
  92                 Debug( LDAP_DEBUG_ARGS, "rw> addDn: \"%s\" -> \"%s\"\n%s",
  93                                 e->e_dn, mdn.bv_val, "" );
  94 #endif /* !NEW_LOGGING */
  95                 break;
  96
  97         case REWRITE_REGEXEC_UNWILLING:
  98                 send_ldap_result( conn, op, LDAP_UNWILLING_TO_PERFORM,
  99                                 NULL, "Operation not allowed", NULL, NULL );
 100                 return( -1 );
 101
 102         case REWRITE_REGEXEC_ERR:
 103                 send_ldap_result( conn, op, LDAP_OTHER,
 104                                 NULL, "Rewrite error", NULL, NULL );
 105                 return( -1 );
 106         }
 107 #else /* !ENABLE_REWRITE */
 108         ldap_back_dn_massage( li, &e->e_name, &mdn, 0, 1 );
 109 #endif /* !ENABLE_REWRITE */
 110
 111         /* Count number of attributes in entry */
 112         for (i = 1, a = e->e_attrs; a; i++, a = a->a_next)
 113                 ;
 114
 115         /* Create array of LDAPMods for ldap_add() */
 116         attrs = (LDAPMod **)ch_malloc(sizeof(LDAPMod *)*i);
 117
 118         for (i=0, a=e->e_attrs; a; a=a->a_next) {
 119                 /*
 120                  * lastmod should always be <off>, so that
 121                  * creation/modification operational attrs
 122                  * of the target directory are used, if available
 123                  */
 124 #if 0
 125                 if ( !strcasecmp( a->a_desc->ad_cname.bv_val,
 126                         slap_schema.si_ad_creatorsName->ad_cname.bv_val )
 127                         || !strcasecmp( a->a_desc->ad_cname.bv_val,
 128                         slap_schema.si_ad_createTimestamp->ad_cname.bv_val )
 129                         || !strcasecmp( a->a_desc->ad_cname.bv_val,
 130                         slap_schema.si_ad_modifiersName->ad_cname.bv_val )
 131                         || !strcasecmp( a->a_desc->ad_cname.bv_val,
 132                         slap_schema.si_ad_modifyTimestamp->ad_cname.bv_val )
 133                 ) {
 134                         continue;
 135                 }
 136 #endif
 137
 138                 if ( a->a_desc->ad_type->sat_no_user_mod  ) {
 139                         continue;
 140                 }
 141
 142                 ldap_back_map(&li->at_map, &a->a_desc->ad_cname, &mapped,
 143                                 BACKLDAP_MAP);
 144                 if (mapped.bv_val == NULL || mapped.bv_val[0] == '\0') {
 145                         continue;
 146                 }
 147
 148                 attrs[i] = (LDAPMod *)ch_malloc(sizeof(LDAPMod));
 149                 if (attrs[i] == NULL) {
 150                         continue;
 151                 }
 152
 153                 attrs[i]->mod_op = LDAP_MOD_BVALUES;
 154                 attrs[i]->mod_type = mapped.bv_val;
 155
 156 #ifdef ENABLE_REWRITE
 157                 /*
 158                  * FIXME: dn-valued attrs should be rewritten
 159                  * to allow their use in ACLs at back-ldap level.
 160                  */
 161                 if ( strcmp( a->a_desc->ad_type->sat_syntax->ssyn_oid,
 162                                         SLAPD_DN_SYNTAX ) == 0 ) {
 163                         /*
 164                          * FIXME: rewrite could fail; in this case
 165                          * the operation should give up, right?
 166                          */
 167                         (void)ldap_dnattr_rewrite( li->rwinfo, a->a_vals, conn );
 168                 }
 169 #endif /* ENABLE_REWRITE */
 170
 171                 for (j=0; a->a_vals[j].bv_val; j++);
 172                 attrs[i]->mod_vals.modv_bvals = ch_malloc((j+1)*sizeof(struct berval *));
 173                 for (j=0; a->a_vals[j].bv_val; j++)
 174                         attrs[i]->mod_vals.modv_bvals[j] = &a->a_vals[j];
 175                 attrs[i]->mod_vals.modv_bvals[j] = NULL;
 176                 i++;
 177         }
 178         attrs[i] = NULL;
 179
 180         j = ldap_add_ext(lc->ld, mdn.bv_val, attrs, op->o_ctrls, NULL, &msgid);
 181         for (--i; i>= 0; --i) {
 182                 ch_free(attrs[i]->mod_vals.modv_bvals);
 183                 ch_free(attrs[i]);
 184         }
 185         ch_free(attrs);
 186         if ( mdn.bv_val != e->e_dn ) {
 187                 free( mdn.bv_val );
 188         }
 189
 190         return( ldap_back_op_result( li, lc, conn, op, msgid, j ) );
 191 }
 192
 193 #ifdef ENABLE_REWRITE
 194 int
 195 ldap_dnattr_rewrite(
 196                 struct rewrite_info     *rwinfo,
 197                 BerVarray                       a_vals,
 198                 void                    *cookie
 199 )
 200 {
 201         char *mattr;
 202
 203         for ( ; a_vals->bv_val != NULL; a_vals++ ) {
 204                 switch ( rewrite_session( rwinfo, "bindDn", a_vals->bv_val,
 205                                         cookie, &mattr )) {
 206                 case REWRITE_REGEXEC_OK:
 207                         if ( mattr == NULL ) {
 208                                 /* no substitution */
 209                                 continue;
 210                         }
 211 #ifdef NEW_LOGGING
 212                         LDAP_LOG( BACK_LDAP, DETAIL1,
 213                                 "[rw] bindDn (in add of dn-valued"
 214                                 " attr): \"%s\" -> \"%s\"\n", a_vals->bv_val, mattr, 0 );
 215 #else /* !NEW_LOGGING */
 216                         Debug( LDAP_DEBUG_ARGS,
 217                                         "rw> bindDn (in add of dn-valued attr):"
 218                                         " \"%s\" -> \"%s\"\n%s",
 219                                         a_vals->bv_val, mattr, "" );
 220 #endif /* !NEW_LOGGING */
 221
 222                         /*
 223                          * FIXME: replacing server-allocated memory
 224                          * (ch_malloc) with librewrite allocated memory
 225                          * (malloc)
 226                          */
 227                         ch_free( a_vals->bv_val );
 228                         a_vals->bv_val = mattr;
 229                         a_vals->bv_len = strlen( mattr );
 230
 231                         break;
 232
 233                 case REWRITE_REGEXEC_UNWILLING:
 234
 235                 case REWRITE_REGEXEC_ERR:
 236                         /*
 237                          * FIXME: better give up,
 238                          * skip the attribute
 239                          * or leave it untouched?
 240                          */
 241                         break;
 242                 }
 243         }
 244
 245         return 0;
 246 }
 247 #endif /* ENABLE_REWRITE */
 248