2 * Copyright (c) 2003 Kungliga Tekniska Högskolan
3 * (Royal Institute of Technology, Stockholm, Sweden).
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in the
15 * documentation and/or other materials provided with the distribution.
17 * 3. Neither the name of KTH nor the names of its contributors may be
18 * used to endorse or promote products derived from this software without
19 * specific prior written permission.
21 * THIS SOFTWARE IS PROVIDED BY KTH AND ITS CONTRIBUTORS ``AS IS'' AND ANY
22 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
24 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL KTH OR ITS CONTRIBUTORS BE
25 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
26 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
27 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
28 * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
29 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
30 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
31 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */
33 #include "krb5_locl.h"
38 static size_t lname_size = sizeof (localname);
39 static int lname_size_arg = 0;
40 static int simple_flag = 0;
41 static int verbose_flag = 0;
42 static int version_flag = 0;
43 static int help_flag = 0;
45 static struct getargs args[] = {
46 {"lname-size", 0, arg_integer, &lname_size_arg,
47 "set localname size (0 means use default, must be 0..1023)", "integer" },
48 {"simple", 0, arg_flag, &simple_flag, /* Used for scripting */
49 "map the given principal and print the resulting localname", NULL },
50 {"verbose", 0, arg_flag, &verbose_flag,
51 "print the actual principal name as well as the localname", NULL },
52 {"version", 0, arg_flag, &version_flag,
53 "print version", NULL },
54 {"help", 0, arg_flag, &help_flag,
59 test_alname(krb5_context context, krb5_const_realm realm,
60 const char *user, const char *inst,
61 const char *localuser, int ok)
67 ret = krb5_make_principal(context, &p, realm, user, inst, NULL);
69 krb5_err(context, 1, ret, "krb5_build_principal");
71 ret = krb5_unparse_name(context, p, &princ);
73 krb5_err(context, 1, ret, "krb5_unparse_name");
75 ret = krb5_aname_to_localname(context, p, lname_size, localname);
76 krb5_free_principal(context, p);
82 krb5_err(context, 1, ret, "krb5_aname_to_localname: %s -> %s",
87 if (strcmp(localname, localuser) != 0) {
89 errx(1, "compared failed %s != %s (should have succeded)",
90 localname, localuser);
93 errx(1, "compared failed %s == %s (should have failed)",
94 localname, localuser);
102 arg_printusage (args,
103 sizeof(args)/sizeof(*args),
110 main(int argc, char **argv)
112 krb5_context context;
118 setprogname(argv[0]);
120 if(getarg(args, sizeof(args) / sizeof(args[0]), argc, argv, &optidx))
134 ret = krb5_init_context(&context);
136 errx (1, "krb5_init_context failed: %d", ret);
139 krb5_principal princ;
143 /* Map then print the result and exit */
145 errx(1, "One argument is required and it must be a principal name");
147 ret = krb5_parse_name(context, argv[0], &princ);
149 krb5_err(context, 1, ret, "krb5_build_principal");
151 ret = krb5_unparse_name(context, princ, &unparsed);
153 krb5_err(context, 1, ret, "krb5_unparse_name");
155 if (lname_size_arg > 0 && lname_size_arg < 1024)
156 lname_size = lname_size_arg;
157 else if (lname_size_arg != 0)
158 errx(1, "local name size must be between 0 and 1023 (inclusive)");
160 ret = krb5_aname_to_localname(context, princ, lname_size, localname);
161 if (ret == KRB5_NO_LOCALNAME) {
163 fprintf(stderr, "No mapping obtained for %s\n", unparsed);
167 case KRB5_PLUGIN_NO_HANDLE:
168 fprintf(stderr, "Error: KRB5_PLUGIN_NO_HANDLE leaked!\n");
171 case KRB5_CONFIG_NOTENUFSPACE:
172 fprintf(stderr, "Error: lname-size (%lu) too small\n",
173 (long unsigned)lname_size);
178 printf("%s ", unparsed);
179 printf("%s\n", localname);
182 krb5_err(context, 4, ret, "krb5_aname_to_localname");
186 krb5_free_principal(context, princ);
187 krb5_free_context(context);
192 errx(1, "first argument should be a local user that is in root .k5login");
196 ret = krb5_get_default_realm(context, &realm);
198 krb5_err(context, 1, ret, "krb5_get_default_realm");
200 test_alname(context, realm, user, NULL, user, 1);
201 test_alname(context, realm, user, "root", "root", 1);
203 test_alname(context, "FOO.BAR.BAZ.KAKA", user, NULL, user, 0);
204 test_alname(context, "FOO.BAR.BAZ.KAKA", user, "root", "root", 0);
206 test_alname(context, realm, user, NULL,
207 "not-same-as-user", 0);
208 test_alname(context, realm, user, "root",
209 "not-same-as-user", 0);
211 test_alname(context, "FOO.BAR.BAZ.KAKA", user, NULL,
212 "not-same-as-user", 0);
213 test_alname(context, "FOO.BAR.BAZ.KAKA", user, "root",
214 "not-same-as-user", 0);
216 krb5_free_context(context);