git.sur5r.net Git - openldap/blob - servers/slapd/back-relay/config.c

   1 /* config.c - relay backend configuration file routine */
   2 /* This work is part of OpenLDAP Software <http://www.openldap.org/>.
   3  *
   4  * Copyright 2004-2006 The OpenLDAP Foundation.
   5  * Portions Copyright 2004 Pierangelo Masarati.
   6  * All rights reserved.
   7  *
   8  * Redistribution and use in source and binary forms, with or without
   9  * modification, are permitted only as authorized by the OpenLDAP
  10  * Public License.
  11  *
  12  * A copy of this license is available in the file LICENSE in the
  13  * top-level directory of the distribution or, alternatively, at
  14  * <http://www.OpenLDAP.org/license.html>.
  15  */
  16 /* ACKNOWLEDGEMENTS:
  17  * This work was initially developed by Pierangelo Masaratifor inclusion
  18  * in OpenLDAP Software.
  19  */
  20
  21 #include "portable.h"
  22
  23 #include <stdio.h>
  24
  25 #include "slap.h"
  26 #include "back-relay.h"
  27
  28 int
  29 relay_back_db_config(
  30         BackendDB       *be,
  31         const char      *fname,
  32         int             lineno,
  33         int             argc,
  34         char            **argv )
  35 {
  36         relay_back_info *ri = (struct relay_back_info *)be->be_private;
  37
  38         if ( ri == NULL ) {
  39                 Log2( LDAP_DEBUG_ANY, LDAP_LEVEL_ERR,
  40                         "%s: line %d: relay backend info is null.\n",
  41                         fname, lineno );
  42                 return 1;
  43         }
  44
  45         /* real naming context */
  46         if ( strcasecmp( argv[0], "relay" ) == 0 ) {
  47                 struct berval   dn, ndn, pdn;
  48                 int             rc;
  49                 BackendDB       *bd;
  50
  51                 if ( argc < 2 ) {
  52                         Log2( LDAP_DEBUG_ANY, LDAP_LEVEL_ERR,
  53                                 "%s: line %d: missing relay suffix "
  54                                 "in \"relay <dn> [massage]\" line.\n",
  55                                 fname, lineno );
  56                         return 1;
  57
  58                 } else if ( argc > 3 ) {
  59                         Log2( LDAP_DEBUG_ANY, LDAP_LEVEL_ERR,
  60                                 "%s: line %d: extra cruft in \"relay <dn> [massage]\" line.\n",
  61                                 fname, lineno );
  62                         return 1;
  63                 }
  64
  65                 if ( !BER_BVISNULL( &ri->ri_realsuffix ) ) {
  66                         Log2( LDAP_DEBUG_ANY, LDAP_LEVEL_ERR,
  67                                 "%s: line %d: "
  68                                 "relay dn already specified.\n",
  69                                 fname, lineno );
  70                         return 1;
  71                 }
  72
  73                 dn.bv_val = argv[ 1 ];
  74                 dn.bv_len = strlen( argv[ 1 ] );
  75                 rc = dnPrettyNormal( NULL, &dn, &pdn, &ndn, NULL );
  76                 if ( rc != LDAP_SUCCESS ) {
  77                         Log3( LDAP_DEBUG_ANY, LDAP_LEVEL_ERR,
  78                                 "%s: line %d: "
  79                                 "relay dn \"%s\" is invalid "
  80                                 "in \"relay <dn> [massage]\" line\n",
  81                                 fname, lineno, argv[ 1 ] );
  82                         return 1;
  83                 }
  84
  85                 bd = select_backend( &ndn, 0, 1 );
  86                 if ( bd == NULL ) {
  87                         Log3( LDAP_DEBUG_ANY, LDAP_LEVEL_ERR,
  88                                 "%s: line %d: "
  89                                 "cannot find database "
  90                                 "of relay dn \"%s\" "
  91                                 "in \"relay <dn> [massage]\" line\n",
  92                                 fname, lineno, argv[ 1 ] );
  93                         return 1;
  94
  95                 } else if ( bd == be ) {
  96                         Log3( LDAP_DEBUG_ANY, LDAP_LEVEL_ERR,
  97                                 "%s: line %d: "
  98                                 "relay dn \"%s\" would call self "
  99                                 "in \"relay <dn> [massage]\" line\n",
 100                                 fname, lineno, pdn.bv_val );
 101                         return 1;
 102                 }
 103
 104                 ri->ri_realsuffix = ndn;
 105
 106                 if ( overlay_config( be, "rwm" ) ) {
 107                         Log2( LDAP_DEBUG_ANY, LDAP_LEVEL_ERR,
 108                                 "%s: line %d: unable to install "
 109                                 "rwm overlay "
 110                                 "in \"relay <dn> [massage]\" line\n",
 111                                 fname, lineno );
 112                         return 1;
 113                 }
 114
 115                 if ( argc == 3 ) {
 116                         char    *cargv[ 4 ];
 117
 118                         if ( strcmp( argv[2], "massage" ) != 0 ) {
 119                                 Log3( LDAP_DEBUG_ANY, LDAP_LEVEL_ERR,
 120                                         "%s: line %d: "
 121                                         "unknown directive \"%s\" "
 122                                         "in \"relay <dn> [massage]\" line\n",
 123                                         fname, lineno, argv[ 2 ] );
 124                                 return 1;
 125                         }
 126
 127                         cargv[ 0 ] = "rwm-suffixmassage";
 128                         cargv[ 1 ] = be->be_suffix[0].bv_val;
 129                         cargv[ 2 ] = pdn.bv_val;
 130                         cargv[ 3 ] = NULL;
 131
 132                         if ( be->be_config( be, fname, lineno, 3, cargv ) ) {
 133                                 return 1;
 134                         }
 135                 }
 136
 137                 ch_free( pdn.bv_val );
 138
 139         /* anything else */
 140         } else {
 141                 return SLAP_CONF_UNKNOWN;
 142         }
 143
 144         return 0;
 145 }
 146