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 2003-2004 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 {
  37         relay_back_info *ri = (struct relay_back_info *)be->be_private;
  38
  39         if ( ri == NULL ) {
  40                 fprintf( stderr, "%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
  50                 if ( argc < 2 ) {
  51                         fprintf( stderr,
  52         "%s: line %d: missing relay suffix in \"relay <dn> [massage]\" line\n",
  53                             fname, lineno );
  54                         return 1;
  55
  56                 } else if ( argc > 3 ) {
  57                         fprintf( stderr,
  58         "%s: line %d: too many args in \"relay <dn> [massage]\" line\n",
  59                             fname, lineno );
  60                         return 1;
  61                 }
  62
  63                 dn.bv_val = argv[ 1 ];
  64                 dn.bv_len = strlen( argv[ 1 ] );
  65                 rc = dnPrettyNormal( NULL, &dn, &pdn, &ndn, NULL );
  66                 if ( rc != LDAP_SUCCESS ) {
  67                         fprintf( stderr, "%s: line %d: "
  68                                         "relay dn \"%s\" is invalid\n",
  69                                         fname, lineno, argv[ 1 ] );
  70                         return 1;
  71                 }
  72
  73                 ri->ri_bd = select_backend( &ndn, 0, 1 );
  74                 if ( ri->ri_bd == NULL ) {
  75                         fprintf( stderr, "%s: line %d: "
  76                                         "cannot find database "
  77                                         "of relay dn \"%s\"\n",
  78                                         fname, lineno, argv[ 1 ] );
  79                         return 1;
  80
  81                 } else if ( ri->ri_bd == be ) {
  82                         fprintf( stderr, "%s: line %d: "
  83                                         "relay dn \"%s\" would call self\n",
  84                                         fname, lineno, pdn.bv_val );
  85                         return 1;
  86                 }
  87
  88                 if ( overlay_config( be, "rewrite-remap" ) ) {
  89                         fprintf( stderr, "%s: line %d: unable to install "
  90                                         "rewrite-remap overlay "
  91                                         "in back-relay\n",
  92                                         fname, lineno );
  93                         return 1;
  94                 }
  95
  96                 if ( argc == 3 ) {
  97                         char    *cargv[ 4 ];
  98
  99                         if ( strcmp( argv[2], "massage" ) ) {
 100                                 fprintf( stderr, "%s: line %d: "
 101                                         "unknown directive \"%s\" "
 102                                         "in \"relay <dn> [massage]\" line\n",
 103                                         fname, lineno, argv[2] );
 104                                 return 1;
 105                         }
 106
 107                         if ( be->be_suffix[0].bv_val == NULL ) {
 108                                 fprintf( stderr, "%s: line %d: "
 109                                         "relay line must come after \"suffix\"\n",
 110                                         fname, lineno );
 111                                 return 1;
 112                         }
 113
 114                         cargv[ 0 ] = "suffixmassage";
 115                         cargv[ 1 ] = be->be_suffix[0].bv_val;
 116                         cargv[ 2 ] = ri->ri_bd->be_suffix[0].bv_val;
 117                         cargv[ 3 ] = NULL;
 118
 119                         if ( be->be_config( be, "back-relay", 1, 3, cargv ) ) {
 120                                 return 1;
 121                         }
 122                 }
 123
 124         /* anything else */
 125         } else {
 126                 return SLAP_CONF_UNKNOWN;
 127         }
 128
 129         return 0;
 130 }
 131