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Diffstat (limited to 'clients/tools/ldapwhoami.c')
| -rw-r--r-- | clients/tools/ldapwhoami.c | 235 |
1 files changed, 235 insertions, 0 deletions
diff --git a/clients/tools/ldapwhoami.c b/clients/tools/ldapwhoami.c new file mode 100644 index 0000000..ab238c8 --- /dev/null +++ b/clients/tools/ldapwhoami.c @@ -0,0 +1,235 @@ +/* ldapwhoami.c -- a tool for asking the directory "Who Am I?" */ +/* $OpenLDAP$ */ +/* This work is part of OpenLDAP Software <http://www.openldap.org/>. + * + * Copyright 1998-2021 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 = strdup( 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 ); +} |