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/* ldapwhoami.c -- a tool for asking the directory "Who Am I?" */
/* $OpenLDAP$ */
/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
*
* Copyright 1998-2022 The OpenLDAP Foundation.
* Portions Copyright 1998-2003 Kurt D. Zeilenga.
* Portions Copyright 1998-2001 Net Boolean Incorporated.
* Portions Copyright 2001-2003 IBM Corporation.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted only as authorized by the OpenLDAP
* Public License.
*
* A copy of this license is available in the file LICENSE in the
* top-level directory of the distribution or, alternatively, at
* <http://www.OpenLDAP.org/license.html>.
*/
/* Portions Copyright (c) 1992-1996 Regents of the University of Michigan.
* All rights reserved.
*
* Redistribution and use in source and binary forms are permitted
* provided that this notice is preserved and that due credit is given
* to the University of Michigan at Ann Arbor. The name of the
* University may not be used to endorse or promote products derived
* from this software without specific prior written permission. This
* software is provided ``as is'' without express or implied warranty.
*/
/* ACKNOWLEDGEMENTS:
* This work was originally developed by Kurt D. Zeilenga for inclusion
* in OpenLDAP Software based, in part, on other client tools.
*/
#include "portable.h"
#include <stdio.h>
#include <ac/stdlib.h>
#include <ac/ctype.h>
#include <ac/socket.h>
#include <ac/string.h>
#include <ac/time.h>
#include <ac/unistd.h>
#include <ldap.h>
#include "lutil.h"
#include "lutil_ldap.h"
#include "ldap_defaults.h"
#include "common.h"
void
usage( void )
{
fprintf( stderr, _("Issue LDAP Who am I? operation to request user's authzid\n\n"));
fprintf( stderr, _("usage: %s [options]\n"), prog);
tool_common_usage();
exit( EXIT_FAILURE );
}
const char options[] = ""
"d:D:e:h:H:InNO:o:p:QR:U:vVw:WxX:y:Y:Z";
int
handle_private_option( int i )
{
switch ( i ) {
#if 0
char *control, *cvalue;
int crit;
case 'E': /* whoami extension */
if( protocol == LDAP_VERSION2 ) {
fprintf( stderr, _("%s: -E incompatible with LDAPv%d\n"),
prog, protocol );
exit( EXIT_FAILURE );
}
/* should be extended to support comma separated list of
* [!]key[=value] parameters, e.g. -E !foo,bar=567
*/
crit = 0;
cvalue = NULL;
if( optarg[0] == '!' ) {
crit = 1;
optarg++;
}
control = optarg;
if ( (cvalue = strchr( control, '=' )) != NULL ) {
*cvalue++ = '\0';
}
fprintf( stderr, _("Invalid whoami extension name: %s\n"), control );
usage();
#endif
default:
return 0;
}
return 1;
}
int
main( int argc, char *argv[] )
{
int rc;
LDAP *ld = NULL;
char *matcheddn = NULL, *text = NULL, **refs = NULL;
struct berval *authzid = NULL;
int id, code = 0;
LDAPMessage *res = NULL;
LDAPControl **ctrls = NULL;
tool_init( TOOL_WHOAMI );
prog = lutil_progname( "ldapwhoami", argc, argv );
/* LDAPv3 only */
protocol = LDAP_VERSION3;
tool_args( argc, argv );
if( argc - optind > 0 ) {
usage();
}
ld = tool_conn_setup( 0, 0 );
tool_bind( ld );
if ( dont ) {
rc = LDAP_SUCCESS;
goto skip;
}
tool_server_controls( ld, NULL, 0 );
rc = ldap_whoami( ld, NULL, NULL, &id );
if( rc != LDAP_SUCCESS ) {
tool_perror( "ldap_whoami", rc, NULL, NULL, NULL, NULL );
rc = EXIT_FAILURE;
goto skip;
}
for ( ; ; ) {
struct timeval tv;
if ( tool_check_abandon( ld, id ) ) {
tool_exit( ld, LDAP_CANCELLED );
}
tv.tv_sec = 0;
tv.tv_usec = 100000;
rc = ldap_result( ld, LDAP_RES_ANY, LDAP_MSG_ALL, &tv, &res );
if ( rc < 0 ) {
tool_perror( "ldap_result", rc, NULL, NULL, NULL, NULL );
tool_exit( ld, rc );
}
if ( rc != 0 ) {
break;
}
}
rc = ldap_parse_result( ld, res,
&code, &matcheddn, &text, &refs, &ctrls, 0 );
if ( rc == LDAP_SUCCESS ) {
rc = code;
}
if ( rc != LDAP_SUCCESS ) {
tool_perror( "ldap_parse_result", rc, NULL, matcheddn, text, refs );
rc = EXIT_FAILURE;
goto skip;
}
rc = ldap_parse_whoami( ld, res, &authzid );
if( rc != LDAP_SUCCESS ) {
tool_perror( "ldap_parse_whoami", rc, NULL, NULL, NULL, NULL );
rc = EXIT_FAILURE;
goto skip;
}
if( authzid != NULL ) {
if( authzid->bv_len == 0 ) {
printf(_("anonymous\n") );
} else {
printf("%s\n", authzid->bv_val );
}
}
skip:
ldap_msgfree(res);
if ( verbose || code != LDAP_SUCCESS ||
( matcheddn && *matcheddn ) || ( text && *text ) || refs || ctrls )
{
printf( _("Result: %s (%d)\n"), ldap_err2string( code ), code );
if( text && *text ) {
printf( _("Additional info: %s\n"), text );
}
if( matcheddn && *matcheddn ) {
printf( _("Matched DN: %s\n"), matcheddn );
}
if( refs ) {
int i;
for( i=0; refs[i]; i++ ) {
printf(_("Referral: %s\n"), refs[i] );
}
}
if (ctrls) {
tool_print_ctrls( ld, ctrls );
ldap_controls_free( ctrls );
}
}
ber_memfree( text );
ber_memfree( matcheddn );
ber_memvfree( (void **) refs );
ber_bvfree( authzid );
/* disconnect from server */
tool_exit( ld, code == LDAP_SUCCESS ? EXIT_SUCCESS : EXIT_FAILURE );
}
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