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

   1 /* group.c - ldbm backend acl group routine */
   2 /* $OpenLDAP$ */
   3 /*
   4  * Copyright 1998-2000 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-ldbm.h"
  17 #include "proto-back-ldbm.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 ldbm_back_group(
  26         Backend *be,
  27         Connection *conn,
  28         Operation *op,
  29         Entry   *target,
  30         const char      *gr_ndn,
  31         const char      *op_ndn,
  32         ObjectClass *group_oc,
  33         AttributeDescription *group_at
  34 )
  35 {
  36         struct ldbminfo *li = (struct ldbminfo *) be->be_private;
  37         Entry        *e;
  38         int          rc = 1;
  39         Attribute   *attr;
  40         struct berval bv;
  41
  42         AttributeDescription *ad_objectClass = slap_schema.si_ad_objectClass;
  43         const char *group_oc_name = NULL;
  44         const char *group_at_name = group_at->ad_cname.bv_val;
  45
  46         if( group_oc->soc_names && group_oc->soc_names[0] ) {
  47                 group_oc_name = group_oc->soc_names[0];
  48         } else {
  49                 group_oc_name = group_oc->soc_oid;
  50         }
  51
  52 #ifdef NEW_LOGGING
  53         LDAP_LOG(( "backend", LDAP_LEVEL_ENTRY,
  54                    "ldbm_back_group: check (%s) member of (%s), oc %s\n",
  55                    op_ndn, gr_ndn, group_oc_name ));
  56 #else
  57         Debug( LDAP_DEBUG_ARGS,
  58                 "=> ldbm_back_group: gr dn: \"%s\"\n",
  59                 gr_ndn, 0, 0 );
  60
  61         Debug( LDAP_DEBUG_ARGS,
  62                 "=> ldbm_back_group: op dn: \"%s\"\n",
  63                 op_ndn, 0, 0 );
  64         Debug( LDAP_DEBUG_ARGS,
  65                 "=> ldbm_back_group: oc: \"%s\" at: \"%s\"\n",
  66                 group_oc_name, group_at_name, 0 );
  67
  68         Debug( LDAP_DEBUG_ARGS,
  69                 "=> ldbm_back_group: tr dn: \"%s\"\n",
  70                 target->e_ndn, 0, 0 );
  71 #endif
  72
  73         if (strcmp(target->e_ndn, gr_ndn) == 0) {
  74                 /* we already have a LOCKED copy of the entry */
  75                 e = target;
  76 #ifdef NEW_LOGGING
  77                 LDAP_LOG(( "backend", LDAP_LEVEL_DETAIL1,
  78                            "ldbm_back_group: target is group (%s)\n", gr_ndn ));
  79 #else
  80                 Debug( LDAP_DEBUG_ARGS,
  81                         "=> ldbm_back_group: target is group: \"%s\"\n",
  82                         gr_ndn, 0, 0 );
  83 #endif
  84
  85
  86         } else {
  87                 /* can we find group entry with reader lock */
  88                 if ((e = dn2entry_r(be, gr_ndn, NULL )) == NULL) {
  89 #ifdef NEW_LOGGING
  90                         LDAP_LOG(( "backend", LDAP_LEVEL_DETAIL1,
  91                                    "ldbm_back_group: cannot find group (%s)\n",
  92                                    gr_ndn ));
  93 #else
  94                         Debug( LDAP_DEBUG_ACL,
  95                                 "=> ldbm_back_group: cannot find group: \"%s\"\n",
  96                                         gr_ndn, 0, 0 );
  97 #endif
  98
  99                         return( 1 );
 100                 }
 101
 102 #ifdef NEW_LOGGING
 103                 LDAP_LOG(( "backend", LDAP_LEVEL_DETAIL1,
 104                            "ldbm_back_group: found group (%s)\n", gr_ndn ));
 105 #else
 106                 Debug( LDAP_DEBUG_ACL,
 107                         "=> ldbm_back_group: found group: \"%s\"\n",
 108                         gr_ndn, 0, 0 );
 109 #endif
 110
 111     }
 112
 113         /* find it's objectClass and member attribute values
 114          * make sure this is a group entry
 115          * finally test if we can find op_dn in the member attribute value list *
 116          */
 117
 118         rc = 1;
 119
 120
 121         if( is_entry_alias( e ) ) {
 122 #ifdef NEW_LOGGING
 123                 LDAP_LOG(( "backend", LDAP_LEVEL_INFO,
 124                            "ldbm_back_group: group (%s) is an alias\n", gr_ndn ));
 125 #else
 126                 Debug( LDAP_DEBUG_ACL,
 127                         "<= ldbm_back_group: group is an alias\n", 0, 0, 0 );
 128 #endif
 129
 130                 goto return_results;
 131         }
 132
 133         if( is_entry_referral( e ) ) {
 134 #ifdef NEW_LOGGING
 135                 LDAP_LOG(( "backend", LDAP_LEVEL_INFO,
 136                            "ldbm_back_group: group (%s) is a referral.\n", gr_ndn ));
 137 #else
 138                 Debug( LDAP_DEBUG_ACL,
 139                         "<= ldbm_back_group: group is an referral\n", 0, 0, 0 );
 140 #endif
 141
 142                 goto return_results;
 143         }
 144
 145         if( !is_entry_objectclass( e, group_oc ) ) {
 146 #ifdef NEW_LOGGING
 147                 LDAP_LOG(( "backend", LDAP_LEVEL_ERR,
 148                            "ldbm_back_group: failed to find %s in objectClass.\n",
 149                            group_oc_name ));
 150 #else
 151                 Debug( LDAP_DEBUG_ACL,
 152                         "<= ldbm_back_group: failed to find %s in objectClass\n",
 153                                 group_oc_name, 0, 0 );
 154 #endif
 155
 156                 goto return_results;
 157         }
 158
 159         if ((attr = attr_find(e->e_attrs, group_at)) == NULL) {
 160 #ifdef NEW_LOGGING
 161                 LDAP_LOG(( "backend", LDAP_LEVEL_INFO,
 162                            "ldbm_back_group: failed to find %s\n", group_at_name ));
 163 #else
 164                 Debug( LDAP_DEBUG_ACL,
 165                         "<= ldbm_back_group: failed to find %s\n",
 166                         group_at_name, 0, 0 );
 167 #endif
 168
 169                 goto return_results;
 170         }
 171
 172 #ifdef NEW_LOGGING
 173         LDAP_LOG(( "backend", LDAP_LEVEL_ENTRY,
 174                    "ldbm_back_group: found objectClass %s and %s\n",
 175                    group_oc_name, group_at_name ));
 176 #else
 177         Debug( LDAP_DEBUG_ACL,
 178                 "<= ldbm_back_group: found objectClass %s and %s\n",
 179                 group_oc_name, group_at_name, 0 );
 180 #endif
 181
 182
 183         bv.bv_val = (char *) op_ndn;
 184         bv.bv_len = strlen( op_ndn );
 185
 186         if( value_find( group_at, attr->a_vals, &bv ) != LDAP_SUCCESS ) {
 187 #ifdef NEW_LOGGING
 188                 LDAP_LOG(( "backend", LDAP_LEVEL_DETAIL1,
 189                            "ldbm_back_group: \"%s\" not in \"%s\": %s\n",
 190                            op_ndn, gr_ndn, group_at_name ));
 191 #else
 192                 Debug( LDAP_DEBUG_ACL,
 193                         "<= ldbm_back_group: \"%s\" not in \"%s\": %s\n",
 194                         op_ndn, gr_ndn, group_at_name );
 195 #endif
 196
 197                 goto return_results;
 198         }
 199
 200
 201
 202 #ifdef NEW_LOGGING
 203         LDAP_LOG(( "backend", LDAP_LEVEL_DETAIL1,
 204                    "ldbm_back_group: %s is in %s: %s\n",
 205                    op_ndn, gr_ndn, group_at_name ));
 206 #else
 207         Debug( LDAP_DEBUG_ACL,
 208                 "<= ldbm_back_group: \"%s\" is in \"%s\": %s\n",
 209                 op_ndn, gr_ndn, group_at_name );
 210 #endif
 211
 212
 213         rc = 0;
 214
 215 return_results:
 216         if( target != e ) {
 217                 /* free entry and reader lock */
 218                 cache_return_entry_r( &li->li_cache, e );
 219         }
 220
 221 #ifdef NEW_LOGGING
 222         LDAP_LOG(( "backend", LDAP_LEVEL_ENTRY,
 223                    "ldbm_back_group: rc=%d\n", rc ));
 224 #else
 225         Debug( LDAP_DEBUG_TRACE, "ldbm_back_group: rc=%d\n", rc, 0, 0 );
 226 #endif
 227
 228         return(rc);
 229 }
 230