1 /* $NetBSD: ldapwhoami.c,v 1.1.1.4 2014/05/28 09:58:22 tron Exp $ */ 2 3 /* ldapwhoami.c -- a tool for asking the directory "Who Am I?" */ 4 /* $OpenLDAP$ */ 5 /* This work is part of OpenLDAP Software <http://www.openldap.org/>. 6 * 7 * Copyright 1998-2014 The OpenLDAP Foundation. 8 * Portions Copyright 1998-2003 Kurt D. Zeilenga. 9 * Portions Copyright 1998-2001 Net Boolean Incorporated. 10 * Portions Copyright 2001-2003 IBM Corporation. 11 * All rights reserved. 12 * 13 * Redistribution and use in source and binary forms, with or without 14 * modification, are permitted only as authorized by the OpenLDAP 15 * Public License. 16 * 17 * A copy of this license is available in the file LICENSE in the 18 * top-level directory of the distribution or, alternatively, at 19 * <http://www.OpenLDAP.org/license.html>. 20 */ 21 /* Portions Copyright (c) 1992-1996 Regents of the University of Michigan. 22 * All rights reserved. 23 * 24 * Redistribution and use in source and binary forms are permitted 25 * provided that this notice is preserved and that due credit is given 26 * to the University of Michigan at Ann Arbor. The name of the 27 * University may not be used to endorse or promote products derived 28 * from this software without specific prior written permission. This 29 * software is provided ``as is'' without express or implied warranty. 30 */ 31 /* ACKNOWLEDGEMENTS: 32 * This work was originally developed by Kurt D. Zeilenga for inclusion 33 * in OpenLDAP Software based, in part, on other client tools. 34 */ 35 36 #include "portable.h" 37 38 #include <stdio.h> 39 40 #include <ac/stdlib.h> 41 42 #include <ac/ctype.h> 43 #include <ac/socket.h> 44 #include <ac/string.h> 45 #include <ac/time.h> 46 #include <ac/unistd.h> 47 48 #include <ldap.h> 49 #include "lutil.h" 50 #include "lutil_ldap.h" 51 #include "ldap_defaults.h" 52 53 #include "common.h" 54 55 56 void 57 usage( void ) 58 { 59 fprintf( stderr, _("Issue LDAP Who am I? operation to request user's authzid\n\n")); 60 fprintf( stderr, _("usage: %s [options]\n"), prog); 61 tool_common_usage(); 62 exit( EXIT_FAILURE ); 63 } 64 65 66 const char options[] = "" 67 "d:D:e:h:H:InNO:o:p:QR:U:vVw:WxX:y:Y:Z"; 68 69 int 70 handle_private_option( int i ) 71 { 72 switch ( i ) { 73 #if 0 74 char *control, *cvalue; 75 int crit; 76 case 'E': /* whoami extension */ 77 if( protocol == LDAP_VERSION2 ) { 78 fprintf( stderr, _("%s: -E incompatible with LDAPv%d\n"), 79 prog, protocol ); 80 exit( EXIT_FAILURE ); 81 } 82 83 /* should be extended to support comma separated list of 84 * [!]key[=value] parameters, e.g. -E !foo,bar=567 85 */ 86 87 crit = 0; 88 cvalue = NULL; 89 if( optarg[0] == '!' ) { 90 crit = 1; 91 optarg++; 92 } 93 94 control = strdup( optarg ); 95 if ( (cvalue = strchr( control, '=' )) != NULL ) { 96 *cvalue++ = '\0'; 97 } 98 99 fprintf( stderr, _("Invalid whoami extension name: %s\n"), control ); 100 usage(); 101 #endif 102 103 default: 104 return 0; 105 } 106 return 1; 107 } 108 109 110 int 111 main( int argc, char *argv[] ) 112 { 113 int rc; 114 LDAP *ld = NULL; 115 char *matcheddn = NULL, *text = NULL, **refs = NULL; 116 struct berval *authzid = NULL; 117 int id, code = 0; 118 LDAPMessage *res = NULL; 119 LDAPControl **ctrls = NULL; 120 121 tool_init( TOOL_WHOAMI ); 122 prog = lutil_progname( "ldapwhoami", argc, argv ); 123 124 /* LDAPv3 only */ 125 protocol = LDAP_VERSION3; 126 127 tool_args( argc, argv ); 128 129 if( argc - optind > 0 ) { 130 usage(); 131 } 132 133 ld = tool_conn_setup( 0, 0 ); 134 135 tool_bind( ld ); 136 137 if ( dont ) { 138 rc = LDAP_SUCCESS; 139 goto skip; 140 } 141 142 tool_server_controls( ld, NULL, 0 ); 143 144 rc = ldap_whoami( ld, NULL, NULL, &id ); 145 146 if( rc != LDAP_SUCCESS ) { 147 tool_perror( "ldap_whoami", rc, NULL, NULL, NULL, NULL ); 148 rc = EXIT_FAILURE; 149 goto skip; 150 } 151 152 for ( ; ; ) { 153 struct timeval tv; 154 155 if ( tool_check_abandon( ld, id ) ) { 156 tool_exit( ld, LDAP_CANCELLED ); 157 } 158 159 tv.tv_sec = 0; 160 tv.tv_usec = 100000; 161 162 rc = ldap_result( ld, LDAP_RES_ANY, LDAP_MSG_ALL, &tv, &res ); 163 if ( rc < 0 ) { 164 tool_perror( "ldap_result", rc, NULL, NULL, NULL, NULL ); 165 tool_exit( ld, rc ); 166 } 167 168 if ( rc != 0 ) { 169 break; 170 } 171 } 172 173 rc = ldap_parse_result( ld, res, 174 &code, &matcheddn, &text, &refs, &ctrls, 0 ); 175 176 if ( rc == LDAP_SUCCESS ) { 177 rc = code; 178 } 179 180 if ( rc != LDAP_SUCCESS ) { 181 tool_perror( "ldap_parse_result", rc, NULL, matcheddn, text, refs ); 182 rc = EXIT_FAILURE; 183 goto skip; 184 } 185 186 rc = ldap_parse_whoami( ld, res, &authzid ); 187 188 if( rc != LDAP_SUCCESS ) { 189 tool_perror( "ldap_parse_whoami", rc, NULL, NULL, NULL, NULL ); 190 rc = EXIT_FAILURE; 191 goto skip; 192 } 193 194 if( authzid != NULL ) { 195 if( authzid->bv_len == 0 ) { 196 printf(_("anonymous\n") ); 197 } else { 198 printf("%s\n", authzid->bv_val ); 199 } 200 } 201 202 skip: 203 ldap_msgfree(res); 204 if ( verbose || code != LDAP_SUCCESS || 205 ( matcheddn && *matcheddn ) || ( text && *text ) || refs || ctrls ) 206 { 207 printf( _("Result: %s (%d)\n"), ldap_err2string( code ), code ); 208 209 if( text && *text ) { 210 printf( _("Additional info: %s\n"), text ); 211 } 212 213 if( matcheddn && *matcheddn ) { 214 printf( _("Matched DN: %s\n"), matcheddn ); 215 } 216 217 if( refs ) { 218 int i; 219 for( i=0; refs[i]; i++ ) { 220 printf(_("Referral: %s\n"), refs[i] ); 221 } 222 } 223 224 if (ctrls) { 225 tool_print_ctrls( ld, ctrls ); 226 ldap_controls_free( ctrls ); 227 } 228 } 229 230 ber_memfree( text ); 231 ber_memfree( matcheddn ); 232 ber_memvfree( (void **) refs ); 233 ber_bvfree( authzid ); 234 235 /* disconnect from server */ 236 tool_exit( ld, code == LDAP_SUCCESS ? EXIT_SUCCESS : EXIT_FAILURE ); 237 } 238