]> git.sur5r.net Git - openldap/blobdiff - servers/slapd/back-meta/config.c
Do not return pointers into BerElement we do not own
[openldap] / servers / slapd / back-meta / config.c
index b19134db7b26f0bdc2b68743d6867b81fa6f94fd..87ae4e76f46cdc676453ebdbdb778027adfb6ab1 100644 (file)
@@ -1,5 +1,5 @@
 /*
- * Copyright 1998-2001 The OpenLDAP Foundation, All Rights Reserved.
+ * Copyright 1998-2003 The OpenLDAP Foundation, All Rights Reserved.
  * COPYING RESTRICTIONS APPLY, see COPYRIGHT file
  *
  * Copyright 2001, Pierangelo Masarati, All rights reserved. <ando@sys-net.it>
 
 #include "slap.h"
 #include "../back-ldap/back-ldap.h"
+#undef ldap_debug       /* silence a warning in ldap-int.h */
+#include "../../../libraries/libldap/ldap-int.h"
 #include "back-meta.h"
 
-extern int
-suffix_massage_config(
-               struct rewrite_info *info,
-               int argc,
-               char **argv
-);
-
 static struct metatarget *
 new_target( void )
 {
@@ -99,20 +94,7 @@ new_target( void )
                 return NULL;
        }
 
-       mapping = ch_calloc( 2, sizeof( struct ldapmapping ) );
-        if ( mapping == NULL ) {
-               free( lt );
-               return NULL;
-       }
-       mapping->src = ch_strdup( "objectClass" );
-       mapping->dst = ch_strdup( "objectClass" );
-       mapping[ 1 ].src = mapping->src;
-       mapping[ 1 ].dst = mapping->dst;
-
-       avl_insert( &lt->at_map.map, ( caddr_t )mapping, 
-                       mapping_cmp, mapping_dup );
-       avl_insert( &lt->at_map.remap, ( caddr_t )&mapping[ 1 ],
-                       mapping_cmp, mapping_dup );
+       ldap_back_map_init( &lt->at_map, &mapping );
 
        return lt;
 }
@@ -137,9 +119,13 @@ meta_back_db_config(
 
        /* URI of server to query */
        if ( strcasecmp( argv[ 0 ], "uri" ) == 0 ) {
-               int j, i = li->ntargets;
-               LDAPURLDesc *ludp;
-               char *last;
+               int             i = li->ntargets;
+#if 0
+               int             j;
+#endif /* uncomment if uri MUST be a branch of suffix */
+               LDAPURLDesc     *ludp, *tmpludp;
+               struct berval   dn;
+               int             rc;
                
                if ( argc != 2 ) {
                        fprintf( stderr,
@@ -172,7 +158,7 @@ meta_back_db_config(
                /*
                 * uri MUST be legal!
                 */
-               if ( ldap_url_parse( argv[ 1 ], &ludp ) != LDAP_SUCCESS ) {
+               if ( ldap_url_parselist_ext( &ludp, argv[ 1 ], "\t" ) != LDAP_SUCCESS ) {
                        fprintf( stderr,
        "%s: line %d: unable to parse URI"
        " in \"uri <protocol>://<server>[:port]/<naming context>\" line\n",
@@ -194,23 +180,43 @@ meta_back_db_config(
                /*
                 * copies and stores uri and suffix
                 */
-               li->targets[ i ]->suffix = ch_strdup( ludp->lud_dn );
-               li->targets[ i ]->uri = ch_strdup( argv[ 1 ] );
-               last = strstr( li->targets[ i ]->uri,
-                               li->targets[ i ]->suffix );
-               assert( last != NULL );
-               last[ 0 ] = '\0'; /* wasting memory ... */
-               
-               /*
-                * Need to store the suffix in normalized form
-                */
-               (void) dn_normalize( li->targets[ i ]->suffix );
+               dn.bv_val = ludp->lud_dn;
+               dn.bv_len = strlen( ludp->lud_dn );
+
+               rc = dnPrettyNormal( NULL, &dn, &li->targets[ i ]->psuffix,
+                       &li->targets[ i ]->suffix );
+               if( rc != LDAP_SUCCESS ) {
+                       fprintf( stderr, "%s: line %d: "
+                                       "target '%s' DN is invalid\n",
+                                       fname, lineno, argv[ 1 ] );
+                       return( 1 );
+               }
+
+               ludp->lud_dn[ 0 ] = '\0';
+
+               for ( tmpludp = ludp->lud_next; tmpludp; tmpludp = tmpludp->lud_next ) {
+                       if ( tmpludp->lud_dn != NULL && tmpludp->lud_dn[ 0 ] != '\0' ) {
+                               fprintf( stderr, "%s: line %d: "
+                                               "multiple URIs must have no DN part\n",
+                                       fname, lineno, argv[ 1 ] );
+                               return( 1 );
+
+                       }
+               }
+
+               li->targets[ i ]->uri = ldap_url_list2urls( ludp );
+               ldap_free_urllist( ludp );
+               if ( li->targets[ i ]->uri == NULL) {
+                       fprintf( stderr, "%s: line %d: no memory?\n",
+                                       fname, lineno );
+                       return( 1 );
+               }
                
                /*
                 * uri MUST be a branch of suffix!
                 */
 #if 0 /* too strict a constraint */
-               if ( select_backend( li->targets[ i ]->suffix, 0 ) != be ) {
+               if ( select_backend( &li->targets[ i ]->suffix, 0, 0 ) != be ) {
                        fprintf( stderr,
        "%s: line %d: <naming context> of URI does not refer to current backend"
        " in \"uri <protocol>://<server>[:port]/<naming context>\" line\n",
@@ -221,7 +227,7 @@ meta_back_db_config(
                /*
                 * uri MUST be a branch of a suffix!
                 */
-               if ( select_backend( li->targets[ i ]->suffix, 0 ) == NULL ) {
+               if ( select_backend( &li->targets[ i ]->suffix, 0, 0 ) == NULL ) {
                        fprintf( stderr,
        "%s: line %d: <naming context> of URI does not resolve to a backend"
        " in \"uri <protocol>://<server>[:port]/<naming context>\" line\n",
@@ -238,8 +244,8 @@ meta_back_db_config(
                 * or worked out, at least, in some manner
                 */
                for ( j = 0; j < i-1; j++ ) {
-                       if ( strcmp( li->targets[ i ]->suffix,
-                                       li->targets[ j ]->suffix ) == 0 ) {
+                       if ( dn_match( &li->targets[ i ]->suffix,
+                                       &li->targets[ j ]->suffix ) ) {
                                fprintf( stderr,
        "%s: line %d: naming context \"%s\" already used"
        " in \"uri <protocol>://<server>[:port]/<naming context>\" line\n",
@@ -248,24 +254,16 @@ meta_back_db_config(
                        }
                }
 #endif
-               
-               ldap_free_urldesc( ludp );
-
-#ifdef NEW_LOGGING
-               LDAP_LOG(( "config", LDAP_LEVEL_INFO,
-                               "meta_back_db_config:"
-                               " URI \"%s\", suffix \"%s\"\n",
-                               li->targets[ i ]->uri,
-                               li->targets[ i ]->suffix ));
-#else /* !NEW_LOGGING */
-               Debug( LDAP_DEBUG_CONFIG,
-       "==>meta_back_db_config: URI \"%s\", suffix \"%s\"\n%s",
-                       li->targets[ i ]->uri, li->targets[ i ]->suffix, "" );
-#endif /* !NEW_LOGGING */
+
+#if 0
+               fprintf(stderr, "%s: line %d: URI \"%s\", suffix \"%s\"\n",
+                       fname, lineno, li->targets[ i ]->uri, 
+                       li->targets[ i ]->psuffix.bv_val );
+#endif
                
        /* default target directive */
        } else if ( strcasecmp( argv[ 0 ], "default-target" ) == 0 ) {
-               int i = li->ntargets-1;
+               int             i = li->ntargets-1;
                
                if ( argc == 1 ) {
                        if ( i < 0 ) {
@@ -316,7 +314,8 @@ meta_back_db_config(
 
        /* name to use for meta_back_group */
        } else if ( strcasecmp( argv[ 0 ], "binddn" ) == 0 ) {
-               int i = li->ntargets-1;
+               int             i = li->ntargets-1;
+               struct berval   dn;
 
                if ( i < 0 ) {
                        fprintf( stderr,
@@ -330,11 +329,19 @@ meta_back_db_config(
                                fname, lineno );
                        return 1;
                }
-               li->targets[ i ]->binddn = ch_strdup( argv[ 1 ] );
+
+               dn.bv_val = argv[ 1 ];
+               dn.bv_len = strlen( argv[ 1 ] );
+               if ( dnNormalize2( NULL, &dn, &li->targets[ i ]->binddn ) != LDAP_SUCCESS ) {
+                       fprintf( stderr, "%s: line %d: "
+                                       "bind DN '%s' is invalid\n",
+                                       fname, lineno, argv[ 1 ] );
+                       return( 1 );
+               }
 
        /* password to use for meta_back_group */
        } else if ( strcasecmp( argv[ 0 ], "bindpw" ) == 0 ) {
-               int i = li->ntargets-1;
+               int             i = li->ntargets-1;
 
                if ( i < 0 ) {
                        fprintf( stderr,
@@ -348,11 +355,22 @@ meta_back_db_config(
                            fname, lineno );
                        return 1;
                }
-               li->targets[ i ]->bindpw = ch_strdup( argv[ 1 ] );
+               ber_str2bv( argv[ 1 ], 0L, 1, &li->targets[ i ]->bindpw );
                
+       /* save bind creds for referral rebinds? */
+       } else if ( strcasecmp( argv[0], "rebind-as-user" ) == 0 ) {
+               if (argc != 1) {
+                       fprintf( stderr,
+       "%s: line %d: rebind-as-user takes no arguments\n",
+                           fname, lineno );
+                       return( 1 );
+               }
+               li->savecred = 1;
+       
        /* name to use as pseudo-root dn */
        } else if ( strcasecmp( argv[ 0 ], "pseudorootdn" ) == 0 ) {
-               int i = li->ntargets-1;
+               int             i = li->ntargets-1;
+               struct berval   dn;
 
                if ( i < 0 ) {
                        fprintf( stderr,
@@ -366,11 +384,19 @@ meta_back_db_config(
                                fname, lineno );
                        return 1;
                }
-               li->targets[ i ]->pseudorootdn = ch_strdup( argv[ 1 ] );
+
+               dn.bv_val = argv[ 1 ];
+               dn.bv_len = strlen( argv[ 1 ] );
+               if ( dnNormalize2( NULL, &dn, &li->targets[ i ]->pseudorootdn ) != LDAP_SUCCESS ) {
+                       fprintf( stderr, "%s: line %d: "
+                                       "pseudoroot DN '%s' is invalid\n",
+                                       fname, lineno, argv[ 1 ] );
+                       return( 1 );
+               }
 
        /* password to use as pseudo-root */
        } else if ( strcasecmp( argv[ 0 ], "pseudorootpw" ) == 0 ) {
-               int i = li->ntargets-1;
+               int             i = li->ntargets-1;
 
                if ( i < 0 ) {
                        fprintf( stderr,
@@ -384,12 +410,13 @@ meta_back_db_config(
                            fname, lineno );
                        return 1;
                }
-               li->targets[ i ]->pseudorootpw = ch_strdup( argv[ 1 ] );
+               ber_str2bv( argv[ 1 ], 0L, 1, &li->targets[ i ]->pseudorootpw );
        
        /* dn massaging */
        } else if ( strcasecmp( argv[ 0 ], "suffixmassage" ) == 0 ) {
-               BackendDB *tmp_be;
-               int i = li->ntargets-1;
+               BackendDB       *tmp_be;
+               int             i = li->ntargets-1;
+               struct berval   dn, nvnc, pvnc, nrnc, prnc;
 
                if ( i < 0 ) {
                        fprintf( stderr,
@@ -415,24 +442,52 @@ meta_back_db_config(
                                fname, lineno );
                        return 1;
                }
+
+               dn.bv_val = argv[ 1 ];
+               dn.bv_len = strlen( argv[ 1 ] );
+               if ( dnPrettyNormal( NULL, &dn, &pvnc, &nvnc ) != LDAP_SUCCESS ) {
+                       fprintf( stderr, "%s: line %d: "
+                                       "suffix '%s' is invalid\n",
+                                       fname, lineno, argv[ 1 ] );
+                       return 1;
+               }
                
-               tmp_be = select_backend( argv[ 1 ], 0 );
+               tmp_be = select_backend( &nvnc, 0, 0 );
                if ( tmp_be != NULL && tmp_be != be ) {
                        fprintf( stderr, 
        "%s: line %d: suffix already in use by another backend in"
        " \"suffixMassage <suffix> <massaged suffix>\"\n",
                                fname, lineno );
+                       free( pvnc.bv_val );
+                       free( nvnc.bv_val );
                        return 1;                                               
                }
 
-               tmp_be = select_backend( argv[ 2 ], 0 );
+               dn.bv_val = argv[ 2 ];
+               dn.bv_len = strlen( argv[ 2 ] );
+               if ( dnPrettyNormal( NULL, &dn, &prnc, &nrnc ) != LDAP_SUCCESS ) {
+                       fprintf( stderr, "%s: line %d: "
+                                       "massaged suffix '%s' is invalid\n",
+                                       fname, lineno, argv[ 2 ] );
+                       free( pvnc.bv_val );
+                       free( nvnc.bv_val );
+                       return 1;
+               }
+       
+#if 0  
+               tmp_be = select_backend( &nrnc, 0, 0 );
                if ( tmp_be != NULL ) {
                        fprintf( stderr,
        "%s: line %d: massaged suffix already in use by another backend in" 
        " \"suffixMassage <suffix> <massaged suffix>\"\n",
                                 fname, lineno );
+                       free( pvnc.bv_val );
+                       free( nvnc.bv_val );
+                       free( prnc.bv_val );
+                       free( nrnc.bv_val );
                         return 1;
                }
+#endif
                
                /*
                 * The suffix massaging is emulated by means of the
@@ -441,16 +496,24 @@ meta_back_db_config(
                 * to the database
                 */
                return suffix_massage_config( li->targets[ i ]->rwinfo,
-                               argc, argv );
+                               &pvnc, &nvnc, &prnc, &nrnc );
                
        /* rewrite stuff ... */
        } else if ( strncasecmp( argv[ 0 ], "rewrite", 7 ) == 0 ) {
-               int i = li->ntargets-1;
+               int             i = li->ntargets-1;
 
                if ( i < 0 ) {
+#ifndef LDAP_CACHING
                        fprintf( stderr,
        "%s: line %d: need \"uri\" directive first\n",
                                fname, lineno );
+#else /* LDAP_CACHING */
+                       if ( strcasecmp( argv[0], "rewriteEngine" ) == 0 ) {
+                               li->rwinfo = rewrite_info_init( REWRITE_MODE_USE_DEFAULT );
+                       }
+                       return rewrite_parse(li->rwinfo, fname, lineno,
+                                       argc, argv); 
+#endif /* LDAP_CACHING */
                }
                
                return rewrite_parse( li->targets[ i ]->rwinfo, fname, lineno,
@@ -458,101 +521,19 @@ meta_back_db_config(
 
        /* objectclass/attribute mapping */
        } else if ( strcasecmp( argv[ 0 ], "map" ) == 0 ) {
-               struct ldapmap *map;
-               struct ldapmapping *mapping;
-               char *src, *dst;
-               int i = li->ntargets-1;
-
-               if ( i < 0 ) {
-                       fprintf( stderr,
-       "%s: line %d: need \"uri\" directive first\n",
-                               fname, lineno );
-               }
-               
-
-               if ( argc < 3 || argc > 4 ) {
-                       fprintf( stderr,
-       "%s: line %d: syntax is \"map {objectclass | attribute} {<source> | *} [<dest> | *]\"\n",
-                               fname, lineno );
-                       return 1;
-               }
-
-               if ( strcasecmp( argv[ 1 ], "objectClass" ) == 0 ) {
-                       map = &li->targets[ i ]->oc_map;
-               } else if ( strcasecmp( argv[ 1 ], "attribute" ) == 0 ) {
-                       map = &li->targets[ i ]->at_map;
-               } else {
-                       fprintf( stderr,
-       "%s: line %d: syntax is \"map {objectclass | attribute} {<source> | *} [<dest> | *]\"\n",
-                               fname, lineno );
-                       return 1;
-               }
-
-               if ( strcasecmp( argv[ 2 ], "*" ) != 0 ) {
-                       src = argv[ 2 ];
-                       if ( argc < 4 ) {
-                               dst = "";
-                       } else if ( strcasecmp( argv[ 3 ], "*" ) == 0 ) {
-                               dst = src;
-                       } else {
-                               dst = argv[ 3 ];
-                       }
-               } else {
-                       if ( argc < 4 ) {
-                               map->drop_missing = 1;
-                               return 0;
-                       }
-                       if ( strcasecmp( argv[ 3 ], "*" ) == 0 ) {
-                               map->drop_missing = 0;
-                               return 0;
-                       }
-
-                       src = argv[ 3 ];
-                       dst = src;
-               }
+               int             i = li->ntargets-1;
 
-               if ( ( map == &li->targets[ i ]->at_map )
-                       && ( strcasecmp( src, "objectclass" ) == 0
-                               || strcasecmp( dst, "objectclass" ) == 0 ) ) {
-                       fprintf( stderr,
-       "%s: line %d: objectclass attribute cannot be mapped\n",
-                               fname, lineno );
-               }
-
-               mapping = ch_calloc( 2, sizeof( struct ldapmapping ) );
-               if ( mapping == NULL ) {
-                       fprintf( stderr,
-                               "%s: line %d: out of memory\n",
-                               fname, lineno );
-                       return 1;
-               }
-               mapping->src = ch_strdup( src );
-               mapping->dst = ch_strdup( dst );
-               if ( *dst != 0 ) {
-                       mapping[ 1 ].src = mapping->dst;
-                       mapping[ 1 ].dst = mapping->src;
-               } else {
-                       mapping[ 1 ].src = mapping->src;
-                       mapping[ 1 ].dst = mapping->dst;
-               }
-
-               if ( avl_find( map->map, ( caddr_t )mapping,
-                               mapping_cmp ) != NULL
-                       || avl_find( map->remap, ( caddr_t )&mapping[ 1 ],
-                               mapping_cmp ) != NULL) {
-                       fprintf( stderr,
-       "%s: line %d: duplicate mapping found (ignored)\n",
-                               fname, lineno );
+               return ldap_back_map_config( &li->targets[ i ]->oc_map, 
+                               &li->targets[ i ]->at_map,
+                               fname, lineno, argc, argv );
+       /* anything else */
+       } else {
+#ifdef LDAP_CACHING
+               if ( meta_back_cache_config( be, fname, lineno, argc, argv ) == 0 ) {
                        return 0;
                }
+#endif /* LDAP_CACHING */
 
-               avl_insert( &map->map, ( caddr_t )mapping,
-                                       mapping_cmp, mapping_dup );
-               avl_insert( &map->remap, ( caddr_t )&mapping[ 1 ],
-                                       mapping_cmp, mapping_dup );
-
-       /* anything else */
-       } else {
                fprintf( stderr,
        "%s: line %d: unknown directive \"%s\" in meta database definition"
        " (ignored)\n",