git.sur5r.net Git - openldap/blob - servers/slapd/back-bdb/group.c

   1 /* group.c - bdb backend acl group routine */
   2 /* $OpenLDAP$ */
   3 /*
   4  * Copyright 1998-2002 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/socket.h>
  13 #include <ac/string.h>
  14
  15 #include "slap.h"
  16 #include "back-bdb.h"
  17 #include "proto-bdb.h"
  18
  19
  20 /* return 0 IFF op_dn is a value in member attribute
  21  * of entry with gr_dn AND that entry has an objectClass
  22  * value of groupOfNames
  23  */
  24 int
  25 bdb_group(
  26         Backend *be,
  27         Connection *conn,
  28         Operation *op,
  29         Entry   *target,
  30         struct berval   *gr_ndn,
  31         struct berval   *op_ndn,
  32         ObjectClass *group_oc,
  33         AttributeDescription *group_at
  34 )
  35 {
  36         struct bdb_info *bdb = (struct bdb_info *) be->be_private;
  37         struct bdb_op_info *boi = (struct bdb_op_info *) op->o_private;
  38         DB_TXN *txn = NULL;
  39         Entry *e;
  40         int     rc = 1;
  41         Attribute *attr;
  42
  43         AttributeDescription *ad_objectClass = slap_schema.si_ad_objectClass;
  44         const char *group_oc_name = NULL;
  45         const char *group_at_name = group_at->ad_cname.bv_val;
  46
  47         if( group_oc->soc_names && group_oc->soc_names[0] ) {
  48                 group_oc_name = group_oc->soc_names[0];
  49         } else {
  50                 group_oc_name = group_oc->soc_oid;
  51         }
  52
  53 #ifdef NEW_LOGGING
  54         LDAP_LOG(( "backend", LDAP_LEVEL_ENTRY,
  55                 "bdb_group: check (%s) member of (%s), oc %s\n",
  56                 op_ndn->bv_val, gr_ndn->bv_val, group_oc_name ));
  57 #else
  58         Debug( LDAP_DEBUG_ARGS,
  59                 "=> bdb_group: gr dn: \"%s\"\n",
  60                 gr_ndn->bv_val, 0, 0 );
  61
  62         Debug( LDAP_DEBUG_ARGS,
  63                 "=> bdb_group: op dn: \"%s\"\n",
  64                 op_ndn->bv_val, 0, 0 );
  65         Debug( LDAP_DEBUG_ARGS,
  66                 "=> bdb_group: oc: \"%s\" at: \"%s\"\n",
  67                 group_oc_name, group_at_name, 0 );
  68
  69         Debug( LDAP_DEBUG_ARGS,
  70                 "=> bdb_group: tr dn: \"%s\"\n",
  71                 target->e_ndn, 0, 0 );
  72 #endif
  73
  74         if( boi != NULL && be == boi->boi_bdb ) {
  75                 txn = boi->boi_txn;
  76         }
  77
  78         if (dn_match(&target->e_name, gr_ndn)) {
  79                 /* we already have a LOCKED copy of the entry */
  80                 e = target;
  81 #ifdef NEW_LOGGING
  82                 LDAP_LOG(( "backend", LDAP_LEVEL_DETAIL1,
  83                         "bdb_group: target is group (%s)\n", gr_ndn->bv_val ));
  84 #else
  85                 Debug( LDAP_DEBUG_ARGS,
  86                         "=> bdb_group: target is group: \"%s\"\n",
  87                         gr_ndn->bv_val, 0, 0 );
  88 #endif
  89         } else {
  90                 /* can we find group entry */
  91                 rc = bdb_dn2entry_r( be, NULL, gr_ndn, &e, NULL, 0 );
  92                 if( rc ) {
  93                         if( txn ) {
  94                                 boi->boi_err = rc;
  95                         }
  96                         return( 1 );
  97                 }
  98                 if (e == NULL) {
  99 #ifdef NEW_LOGGING
 100                         LDAP_LOG(( "backend", LDAP_LEVEL_DETAIL1,
 101                                 "bdb_group: cannot find group (%s)\n",
 102                                 gr_ndn->bv_val ));
 103 #else
 104                         Debug( LDAP_DEBUG_ACL,
 105                                 "=> bdb_group: cannot find group: \"%s\"\n",
 106                                         gr_ndn->bv_val, 0, 0 );
 107 #endif
 108                         return( 1 );
 109                 }
 110 #ifdef NEW_LOGGING
 111                 LDAP_LOG(( "backend", LDAP_LEVEL_DETAIL1,
 112                         "bdb_group: found group (%s)\n", gr_ndn->bv_val ));
 113 #else
 114                 Debug( LDAP_DEBUG_ACL,
 115                         "=> bdb_group: found group: \"%s\"\n",
 116                         gr_ndn->bv_val, 0, 0 );
 117 #endif
 118         }
 119
 120         /* find it's objectClass and member attribute values
 121          * make sure this is a group entry
 122          * finally test if we can find op_dn in the member attribute value list
 123          */
 124         rc = 1;
 125
 126 #ifdef BDB_ALIASES
 127         if( is_entry_alias( e ) ) {
 128 #ifdef NEW_LOGGING
 129                 LDAP_LOG(( "backend", LDAP_LEVEL_INFO,
 130                         "bdb_group: group (%s) is an alias\n", gr_ndn->bv_val ));
 131 #else
 132                 Debug( LDAP_DEBUG_ACL,
 133                         "<= bdb_group: group is an alias\n", 0, 0, 0 );
 134 #endif
 135                 goto return_results;
 136         }
 137 #endif
 138
 139         if( is_entry_referral( e ) ) {
 140 #ifdef NEW_LOGGING
 141                 LDAP_LOG(( "backend", LDAP_LEVEL_INFO,
 142                         "bdb_group: group (%s) is a referral.\n", gr_ndn->bv_val ));
 143 #else
 144                 Debug( LDAP_DEBUG_ACL,
 145                         "<= bdb_group: group is a referral\n", 0, 0, 0 );
 146 #endif
 147                 goto return_results;
 148         }
 149
 150         if( !is_entry_objectclass( e, group_oc, 0 ) ) {
 151 #ifdef NEW_LOGGING
 152                 LDAP_LOG(( "backend", LDAP_LEVEL_ERR,
 153                         "bdb_group: failed to find %s in objectClass.\n",
 154                         group_oc_name ));
 155 #else
 156                 Debug( LDAP_DEBUG_ACL,
 157                         "<= bdb_group: failed to find %s in objectClass\n",
 158                                 group_oc_name, 0, 0 );
 159 #endif
 160                 goto return_results;
 161         }
 162
 163         if ((attr = attr_find(e->e_attrs, group_at)) == NULL) {
 164 #ifdef NEW_LOGGING
 165                 LDAP_LOG(( "backend", LDAP_LEVEL_INFO,
 166                         "bdb_group: failed to find %s\n", group_at_name ));
 167 #else
 168                 Debug( LDAP_DEBUG_ACL,
 169                         "<= bdb_group: failed to find %s\n",
 170                         group_at_name, 0, 0 );
 171 #endif
 172                 goto return_results;
 173         }
 174
 175 #ifdef NEW_LOGGING
 176         LDAP_LOG(( "backend", LDAP_LEVEL_ENTRY,
 177                 "bdb_group: found objectClass %s and %s\n",
 178                 group_oc_name, group_at_name ));
 179 #else
 180         Debug( LDAP_DEBUG_ACL,
 181                 "<= bdb_group: found objectClass %s and %s\n",
 182                 group_oc_name, group_at_name, 0 );
 183 #endif
 184
 185         if( value_find( group_at, attr->a_vals, op_ndn ) != LDAP_SUCCESS ) {
 186 #ifdef NEW_LOGGING
 187                 LDAP_LOG(( "backend", LDAP_LEVEL_DETAIL1,
 188                         "bdb_group: \"%s\" not in \"%s\": %s\n",
 189                         op_ndn->bv_val, gr_ndn->bv_val, group_at_name ));
 190 #else
 191                 Debug( LDAP_DEBUG_ACL,
 192                         "<= bdb_group: \"%s\" not in \"%s\": %s\n",
 193                         op_ndn->bv_val, gr_ndn->bv_val, group_at_name );
 194 #endif
 195                 goto return_results;
 196         }
 197
 198 #ifdef NEW_LOGGING
 199         LDAP_LOG(( "backend", LDAP_LEVEL_DETAIL1,
 200                 "bdb_group: %s is in %s: %s\n",
 201                 op_ndn->bv_val, gr_ndn->bv_val, group_at_name ));
 202 #else
 203         Debug( LDAP_DEBUG_ACL,
 204                 "<= bdb_group: \"%s\" is in \"%s\": %s\n",
 205                 op_ndn->bv_val, gr_ndn->bv_val, group_at_name );
 206 #endif
 207
 208         rc = 0;
 209
 210 return_results:
 211         if( target != e ) {
 212                 /* free entry */
 213                 bdb_cache_return_entry_r( &bdb->bi_cache, e );
 214         }
 215
 216 #ifdef NEW_LOGGING
 217         LDAP_LOG(( "backend", LDAP_LEVEL_ENTRY,
 218                 "bdb_group: rc=%d\n", rc ));
 219 #else
 220         Debug( LDAP_DEBUG_TRACE, "bdb_group: rc=%d\n", rc, 0, 0 );
 221 #endif
 222
 223         return(rc);
 224 }
 225