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 = NULL;
  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( op ) boi = (struct bdb_op_info *) op->o_private;
  75         if( boi != NULL && be == boi->boi_bdb ) {
  76                 txn = boi->boi_txn;
  77         }
  78
  79         if (dn_match(&target->e_name, gr_ndn)) {
  80                 /* we already have a LOCKED copy of the entry */
  81                 e = target;
  82 #ifdef NEW_LOGGING
  83                 LDAP_LOG(( "backend", LDAP_LEVEL_DETAIL1,
  84                         "bdb_group: target is group (%s)\n", gr_ndn->bv_val ));
  85 #else
  86                 Debug( LDAP_DEBUG_ARGS,
  87                         "=> bdb_group: target is group: \"%s\"\n",
  88                         gr_ndn->bv_val, 0, 0 );
  89 #endif
  90         } else {
  91                 /* can we find group entry */
  92                 rc = bdb_dn2entry_r( be, NULL, gr_ndn, &e, NULL, 0 );
  93                 if( rc ) {
  94                         if( txn ) {
  95                                 boi->boi_err = rc;
  96                         }
  97                         return( 1 );
  98                 }
  99                 if (e == NULL) {
 100 #ifdef NEW_LOGGING
 101                         LDAP_LOG(( "backend", LDAP_LEVEL_DETAIL1,
 102                                 "bdb_group: cannot find group (%s)\n",
 103                                 gr_ndn->bv_val ));
 104 #else
 105                         Debug( LDAP_DEBUG_ACL,
 106                                 "=> bdb_group: cannot find group: \"%s\"\n",
 107                                         gr_ndn->bv_val, 0, 0 );
 108 #endif
 109                         return( 1 );
 110                 }
 111 #ifdef NEW_LOGGING
 112                 LDAP_LOG(( "backend", LDAP_LEVEL_DETAIL1,
 113                         "bdb_group: found group (%s)\n", gr_ndn->bv_val ));
 114 #else
 115                 Debug( LDAP_DEBUG_ACL,
 116                         "=> bdb_group: found group: \"%s\"\n",
 117                         gr_ndn->bv_val, 0, 0 );
 118 #endif
 119         }
 120
 121         /* find it's objectClass and member attribute values
 122          * make sure this is a group entry
 123          * finally test if we can find op_dn in the member attribute value list
 124          */
 125         rc = 1;
 126
 127 #ifdef BDB_ALIASES
 128         if( is_entry_alias( e ) ) {
 129 #ifdef NEW_LOGGING
 130                 LDAP_LOG(( "backend", LDAP_LEVEL_INFO,
 131                         "bdb_group: group (%s) is an alias\n", gr_ndn->bv_val ));
 132 #else
 133                 Debug( LDAP_DEBUG_ACL,
 134                         "<= bdb_group: group is an alias\n", 0, 0, 0 );
 135 #endif
 136                 goto return_results;
 137         }
 138 #endif
 139
 140         if( is_entry_referral( e ) ) {
 141 #ifdef NEW_LOGGING
 142                 LDAP_LOG(( "backend", LDAP_LEVEL_INFO,
 143                         "bdb_group: group (%s) is a referral.\n", gr_ndn->bv_val ));
 144 #else
 145                 Debug( LDAP_DEBUG_ACL,
 146                         "<= bdb_group: group is a referral\n", 0, 0, 0 );
 147 #endif
 148                 goto return_results;
 149         }
 150
 151         if( !is_entry_objectclass( e, group_oc, 0 ) ) {
 152 #ifdef NEW_LOGGING
 153                 LDAP_LOG(( "backend", LDAP_LEVEL_ERR,
 154                         "bdb_group: failed to find %s in objectClass.\n",
 155                         group_oc_name ));
 156 #else
 157                 Debug( LDAP_DEBUG_ACL,
 158                         "<= bdb_group: failed to find %s in objectClass\n",
 159                                 group_oc_name, 0, 0 );
 160 #endif
 161                 goto return_results;
 162         }
 163
 164         if ((attr = attr_find(e->e_attrs, group_at)) == NULL) {
 165 #ifdef NEW_LOGGING
 166                 LDAP_LOG(( "backend", LDAP_LEVEL_INFO,
 167                         "bdb_group: failed to find %s\n", group_at_name ));
 168 #else
 169                 Debug( LDAP_DEBUG_ACL,
 170                         "<= bdb_group: failed to find %s\n",
 171                         group_at_name, 0, 0 );
 172 #endif
 173                 goto return_results;
 174         }
 175
 176 #ifdef NEW_LOGGING
 177         LDAP_LOG(( "backend", LDAP_LEVEL_ENTRY,
 178                 "bdb_group: found objectClass %s and %s\n",
 179                 group_oc_name, group_at_name ));
 180 #else
 181         Debug( LDAP_DEBUG_ACL,
 182                 "<= bdb_group: found objectClass %s and %s\n",
 183                 group_oc_name, group_at_name, 0 );
 184 #endif
 185
 186         if( value_find( group_at, attr->a_vals, op_ndn ) != LDAP_SUCCESS ) {
 187 #ifdef NEW_LOGGING
 188                 LDAP_LOG(( "backend", LDAP_LEVEL_DETAIL1,
 189                         "bdb_group: \"%s\" not in \"%s\": %s\n",
 190                         op_ndn->bv_val, gr_ndn->bv_val, group_at_name ));
 191 #else
 192                 Debug( LDAP_DEBUG_ACL,
 193                         "<= bdb_group: \"%s\" not in \"%s\": %s\n",
 194                         op_ndn->bv_val, gr_ndn->bv_val, group_at_name );
 195 #endif
 196                 goto return_results;
 197         }
 198
 199 #ifdef NEW_LOGGING
 200         LDAP_LOG(( "backend", LDAP_LEVEL_DETAIL1,
 201                 "bdb_group: %s is in %s: %s\n",
 202                 op_ndn->bv_val, gr_ndn->bv_val, group_at_name ));
 203 #else
 204         Debug( LDAP_DEBUG_ACL,
 205                 "<= bdb_group: \"%s\" is in \"%s\": %s\n",
 206                 op_ndn->bv_val, gr_ndn->bv_val, group_at_name );
 207 #endif
 208
 209         rc = 0;
 210
 211 return_results:
 212         if( target != e ) {
 213                 /* free entry */
 214                 bdb_cache_return_entry_r( &bdb->bi_cache, e );
 215         }
 216
 217 #ifdef NEW_LOGGING
 218         LDAP_LOG(( "backend", LDAP_LEVEL_ENTRY,
 219                 "bdb_group: rc=%d\n", rc ));
 220 #else
 221         Debug( LDAP_DEBUG_TRACE, "bdb_group: rc=%d\n", rc, 0, 0 );
 222 #endif
 223
 224         return(rc);
 225 }
 226