1 /*	$NetBSD: test_alname.c,v 1.1.1.1 2011/04/13 18:15:38 elric Exp $	*/
2 
3 /*
4  * Copyright (c) 2003 Kungliga Tekniska Högskolan
5  * (Royal Institute of Technology, Stockholm, Sweden).
6  * All rights reserved.
7  *
8  * Redistribution and use in source and binary forms, with or without
9  * modification, are permitted provided that the following conditions
10  * are met:
11  *
12  * 1. Redistributions of source code must retain the above copyright
13  *    notice, this list of conditions and the following disclaimer.
14  *
15  * 2. Redistributions in binary form must reproduce the above copyright
16  *    notice, this list of conditions and the following disclaimer in the
17  *    documentation and/or other materials provided with the distribution.
18  *
19  * 3. Neither the name of KTH nor the names of its contributors may be
20  *    used to endorse or promote products derived from this software without
21  *    specific prior written permission.
22  *
23  * THIS SOFTWARE IS PROVIDED BY KTH AND ITS CONTRIBUTORS ``AS IS'' AND ANY
24  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
25  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
26  * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL KTH OR ITS CONTRIBUTORS BE
27  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
28  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
29  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
30  * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
31  * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
32  * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
33  * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */
34 
35 #include "krb5_locl.h"
36 #include <krb5/getarg.h>
37 #include <err.h>
38 
39 static void
test_alname(krb5_context context,krb5_const_realm realm,const char * user,const char * inst,const char * localuser,int ok)40 test_alname(krb5_context context, krb5_const_realm realm,
41 	    const char *user, const char *inst,
42 	    const char *localuser, int ok)
43 {
44     krb5_principal p;
45     char localname[1024];
46     krb5_error_code ret;
47     char *princ;
48 
49     ret = krb5_make_principal(context, &p, realm, user, inst, NULL);
50     if (ret)
51 	krb5_err(context, 1, ret, "krb5_build_principal");
52 
53     ret = krb5_unparse_name(context, p, &princ);
54     if (ret)
55 	krb5_err(context, 1, ret, "krb5_unparse_name");
56 
57     ret = krb5_aname_to_localname(context, p, sizeof(localname), localname);
58     krb5_free_principal(context, p);
59     free(princ);
60     if (ret) {
61 	if (!ok)
62 	    return;
63 	krb5_err(context, 1, ret, "krb5_aname_to_localname: %s -> %s",
64 		 princ, localuser);
65     }
66 
67     if (strcmp(localname, localuser) != 0) {
68 	if (ok)
69 	    errx(1, "compared failed %s != %s (should have succeded)",
70 		 localname, localuser);
71     } else {
72 	if (!ok)
73 	    errx(1, "compared failed %s == %s (should have failed)",
74 		 localname, localuser);
75     }
76 
77 }
78 
79 static int version_flag = 0;
80 static int help_flag	= 0;
81 
82 static struct getargs args[] = {
83     {"version",	0,	arg_flag,	&version_flag,
84      "print version", NULL },
85     {"help",	0,	arg_flag,	&help_flag,
86      NULL, NULL }
87 };
88 
89 static void
usage(int ret)90 usage (int ret)
91 {
92     arg_printusage (args,
93 		    sizeof(args)/sizeof(*args),
94 		    NULL,
95 		    "");
96     exit (ret);
97 }
98 
99 int
main(int argc,char ** argv)100 main(int argc, char **argv)
101 {
102     krb5_context context;
103     krb5_error_code ret;
104     krb5_realm realm;
105     int optidx = 0;
106     char *user;
107 
108     setprogname(argv[0]);
109 
110     if(getarg(args, sizeof(args) / sizeof(args[0]), argc, argv, &optidx))
111 	usage(1);
112 
113     if (help_flag)
114 	usage (0);
115 
116     if(version_flag){
117 	print_version(NULL);
118 	exit(0);
119     }
120 
121     argc -= optidx;
122     argv += optidx;
123 
124     if (argc != 1)
125 	errx(1, "first argument should be a local user that in root .k5login");
126 
127     user = argv[0];
128 
129     ret = krb5_init_context(&context);
130     if (ret)
131 	errx (1, "krb5_init_context failed: %d", ret);
132 
133     ret = krb5_get_default_realm(context, &realm);
134     if (ret)
135 	krb5_err(context, 1, ret, "krb5_get_default_realm");
136 
137     test_alname(context, realm, user, NULL, user, 1);
138     test_alname(context, realm, user, "root", "root", 1);
139 
140     test_alname(context, "FOO.BAR.BAZ.KAKA", user, NULL, user, 0);
141     test_alname(context, "FOO.BAR.BAZ.KAKA", user, "root", "root", 0);
142 
143     test_alname(context, realm, user, NULL,
144 		"not-same-as-user", 0);
145     test_alname(context, realm, user, "root",
146 		"not-same-as-user", 0);
147 
148     test_alname(context, "FOO.BAR.BAZ.KAKA", user, NULL,
149 		"not-same-as-user", 0);
150     test_alname(context, "FOO.BAR.BAZ.KAKA", user, "root",
151 		"not-same-as-user", 0);
152 
153     krb5_free_context(context);
154 
155     return 0;
156 }
157