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https://git.openldap.org/openldap/openldap.git
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367 lines
7.9 KiB
C
367 lines
7.9 KiB
C
/* ldapcompare.c -- LDAP compare tool */
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/* $OpenLDAP$ */
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/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
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*
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* Copyright 1998-2018 The OpenLDAP Foundation.
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* Portions Copyright 1998-2003 Kurt D. Zeilenga.
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* Portions Copyright 1998-2001 Net Boolean Incorporated.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted only as authorized by the OpenLDAP
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* Public License.
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*
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* A copy of this license is available in the file LICENSE in the
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* top-level directory of the distribution or, alternatively, at
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* <http://www.OpenLDAP.org/license.html>.
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*/
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/* Portions Copyright (c) 1992-1996 Regents of the University of Michigan.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms are permitted
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* provided that this notice is preserved and that due credit is given
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* to the University of Michigan at Ann Arbor. The name of the
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* University may not be used to endorse or promote products derived
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* from this software without specific prior written permission. This
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* software is provided ``as is'' without express or implied warranty.
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*/
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/* Portions Copyright 2002, F5 Networks, Inc, All rights reserved.
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* This software is not subject to any license of F5 Networks.
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* This is free software; you can redistribute and use it
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* under the same terms as OpenLDAP itself.
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*/
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/* ACKNOWLEDGEMENTS:
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* This work was originally developed by Jeff Costlow (F5 Networks)
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* based, in part, on existing LDAP tools and adapted for inclusion
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* into OpenLDAP Software by Kurt D. Zeilenga.
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*/
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#include "portable.h"
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#include <stdio.h>
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#include <ac/stdlib.h>
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#include <ac/ctype.h>
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#include <ac/string.h>
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#include <ac/unistd.h>
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#include <ac/errno.h>
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#include <ac/socket.h>
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#include <ac/time.h>
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#include <sys/stat.h>
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#ifdef HAVE_FCNTL_H
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#include <fcntl.h>
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#endif
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#ifdef HAVE_SYS_TYPES_H
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#include <sys/types.h>
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#endif
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#ifdef HAVE_IO_H
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#include <io.h>
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#endif
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#include <ldap.h>
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#include "lutil.h"
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#include "lutil_ldap.h"
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#include "ldap_defaults.h"
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#include "common.h"
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static int quiet = 0;
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void
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usage( void )
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{
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fprintf( stderr, _("usage: %s [options] DN <attr:value|attr::b64value>\n"), prog);
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fprintf( stderr, _("where:\n"));
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fprintf( stderr, _(" DN\tDistinguished Name\n"));
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fprintf( stderr, _(" attr\tassertion attribute\n"));
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fprintf( stderr, _(" value\tassertion value\n"));
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fprintf( stderr, _(" b64value\tbase64 encoding of assertion value\n"));
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fprintf( stderr, _("Compare options:\n"));
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fprintf( stderr, _(" -E [!]<ext>[=<extparam>] compare extensions (! indicates criticality)\n"));
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fprintf( stderr, _(" !dontUseCopy (Don't Use Copy)\n"));
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fprintf( stderr, _(" -M enable Manage DSA IT control (-MM to make critical)\n"));
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fprintf( stderr, _(" -P version protocol version (default: 3)\n"));
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fprintf( stderr, _(" -z Quiet mode,"
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" don't print anything, use return values\n"));
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tool_common_usage();
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exit( EXIT_FAILURE );
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}
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static int docompare LDAP_P((
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LDAP *ld,
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char *dn,
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char *attr,
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struct berval *bvalue,
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int quiet,
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LDAPControl **sctrls,
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LDAPControl **cctrls));
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const char options[] = "z"
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"Cd:D:e:h:H:IMnNO:o:p:P:QR:U:vVw:WxX:y:Y:Z";
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#ifdef LDAP_CONTROL_DONTUSECOPY
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int dontUseCopy = 0;
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#endif
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int
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handle_private_option( int i )
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{
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char *control, *cvalue;
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int crit;
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switch ( i ) {
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case 'E': /* compare extensions */
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if( protocol == LDAP_VERSION2 ) {
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fprintf( stderr, _("%s: -E incompatible with LDAPv%d\n"),
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prog, protocol );
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exit( EXIT_FAILURE );
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}
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/* should be extended to support comma separated list of
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* [!]key[=value] parameters, e.g. -E !foo,bar=567
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*/
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crit = 0;
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cvalue = NULL;
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if( optarg[0] == '!' ) {
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crit = 1;
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optarg++;
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}
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control = ber_strdup( optarg );
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if ( (cvalue = strchr( control, '=' )) != NULL ) {
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*cvalue++ = '\0';
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}
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#ifdef LDAP_CONTROL_DONTUSECOPY
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if ( strcasecmp( control, "dontUseCopy" ) == 0 ) {
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if( dontUseCopy ) {
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fprintf( stderr,
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_("dontUseCopy control previously specified\n"));
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exit( EXIT_FAILURE );
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}
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if( cvalue != NULL ) {
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fprintf( stderr,
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_("dontUseCopy: no control value expected\n") );
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usage();
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}
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if( !crit ) {
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fprintf( stderr,
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_("dontUseCopy: critical flag required\n") );
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usage();
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}
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dontUseCopy = 1 + crit;
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} else
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#endif
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{
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fprintf( stderr,
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_("Invalid compare extension name: %s\n"), control );
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usage();
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}
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break;
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case 'z':
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quiet = 1;
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break;
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default:
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return 0;
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}
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return 1;
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}
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int
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main( int argc, char **argv )
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{
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char *compdn = NULL, *attrs = NULL;
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char *sep;
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int rc;
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LDAP *ld = NULL;
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struct berval bvalue = { 0, NULL };
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int i = 0;
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LDAPControl c[1];
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tool_init( TOOL_COMPARE );
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prog = lutil_progname( "ldapcompare", argc, argv );
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tool_args( argc, argv );
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if ( argc - optind != 2 ) {
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usage();
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}
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compdn = argv[optind++];
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attrs = argv[optind++];
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/* user passed in only 2 args, the last one better be in
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* the form attr:value or attr::b64value
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*/
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sep = strchr(attrs, ':');
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if (!sep) {
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usage();
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}
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*sep++='\0';
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if ( *sep != ':' ) {
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bvalue.bv_val = strdup( sep );
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bvalue.bv_len = strlen( bvalue.bv_val );
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} else {
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/* it's base64 encoded. */
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bvalue.bv_val = malloc( strlen( &sep[1] ));
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bvalue.bv_len = lutil_b64_pton( &sep[1],
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(unsigned char *) bvalue.bv_val, strlen( &sep[1] ));
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if (bvalue.bv_len == (ber_len_t)-1) {
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fprintf(stderr, _("base64 decode error\n"));
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exit(-1);
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}
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}
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ld = tool_conn_setup( 0, 0 );
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tool_bind( ld );
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if ( 0
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#ifdef LDAP_CONTROL_DONTUSECOPY
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|| dontUseCopy
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#endif
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)
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{
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#ifdef LDAP_CONTROL_DONTUSECOPY
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if ( dontUseCopy ) {
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c[i].ldctl_oid = LDAP_CONTROL_DONTUSECOPY;
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c[i].ldctl_value.bv_val = NULL;
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c[i].ldctl_value.bv_len = 0;
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c[i].ldctl_iscritical = dontUseCopy > 1;
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i++;
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}
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#endif
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}
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tool_server_controls( ld, c, i );
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if ( verbose ) {
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fprintf( stderr, _("DN:%s, attr:%s, value:%s\n"),
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compdn, attrs, sep );
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}
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rc = docompare( ld, compdn, attrs, &bvalue, quiet, NULL, NULL );
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free( bvalue.bv_val );
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tool_exit( ld, rc );
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}
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static int docompare(
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LDAP *ld,
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char *dn,
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char *attr,
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struct berval *bvalue,
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int quiet,
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LDAPControl **sctrls,
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LDAPControl **cctrls )
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{
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int rc, msgid, code;
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LDAPMessage *res;
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char *matcheddn;
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char *text;
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char **refs;
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LDAPControl **ctrls = NULL;
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if ( dont ) {
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return LDAP_SUCCESS;
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}
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rc = ldap_compare_ext( ld, dn, attr, bvalue,
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sctrls, cctrls, &msgid );
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if ( rc == -1 ) {
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return( rc );
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}
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for ( ; ; ) {
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struct timeval tv;
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tv.tv_sec = 0;
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tv.tv_usec = 100000;
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if ( tool_check_abandon( ld, msgid ) ) {
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return LDAP_CANCELLED;
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}
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rc = ldap_result( ld, LDAP_RES_ANY, LDAP_MSG_ALL, &tv, &res );
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if ( rc < 0 ) {
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tool_perror( "ldap_result", rc, NULL, NULL, NULL, NULL );
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return rc;
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}
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if ( rc != 0 ) {
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break;
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}
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}
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rc = ldap_parse_result( ld, res, &code, &matcheddn, &text, &refs, &ctrls, 1 );
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if( rc != LDAP_SUCCESS ) {
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fprintf( stderr, "%s: ldap_parse_result: %s (%d)\n",
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prog, ldap_err2string( rc ), rc );
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return rc;
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}
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if ( !quiet && ( verbose || ( code != LDAP_SUCCESS && code != LDAP_COMPARE_TRUE && code != LDAP_COMPARE_FALSE )||
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(matcheddn && *matcheddn) || (text && *text) || (refs && *refs) ) )
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{
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printf( _("Compare Result: %s (%d)\n"),
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ldap_err2string( code ), code );
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if( text && *text ) {
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printf( _("Additional info: %s\n"), text );
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}
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if( matcheddn && *matcheddn ) {
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printf( _("Matched DN: %s\n"), matcheddn );
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}
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if( refs ) {
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int i;
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for( i=0; refs[i]; i++ ) {
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printf(_("Referral: %s\n"), refs[i] );
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}
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}
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}
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/* if we were told to be quiet, use the return value. */
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if ( !quiet ) {
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if ( code == LDAP_COMPARE_TRUE ) {
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printf(_("TRUE\n"));
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} else if ( code == LDAP_COMPARE_FALSE ) {
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printf(_("FALSE\n"));
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} else {
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printf(_("UNDEFINED\n"));
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}
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}
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if ( ctrls ) {
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tool_print_ctrls( ld, ctrls );
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ldap_controls_free( ctrls );
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}
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ber_memfree( text );
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ber_memfree( matcheddn );
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ber_memvfree( (void **) refs );
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return( code );
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}
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