tests/test-setgroups.c

   1 /*
   2  * Copyright (c) 1995 - 2000 Kungliga Tekniska Högskolan
   3  * (Royal Institute of Technology, Stockholm, Sweden).
   4  * All rights reserved.
   5  *
   6  * Redistribution and use in source and binary forms, with or without
   7  * modification, are permitted provided that the following conditions
   8  * are met:
   9  *
  10  * 1. Redistributions of source code must retain the above copyright
  11  *    notice, this list of conditions and the following disclaimer.
  12  *
  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.
  16  *
  17  * 3. Neither the name of the Institute nor the names of its contributors
  18  *    may be used to endorse or promote products derived from this software
  19  *    without specific prior written permission.
  20  *
  21  * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
  22  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  23  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  24  * ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
  25  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  26  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  27  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  28  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  29  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  30  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  31  * SUCH DAMAGE.
  32  */
  33
  34 #ifdef HAVE_CONFIG_H
  35 #include <config.h>
  36 #endif
  37
  38 #include <stdio.h>
  39 #include <sys/types.h>
  40 #include <sys/param.h>
  41 #include <unistd.h>
  42 #include <pwd.h>
  43 #include <limits.h>
  44
  45 #include <err.h>
  46 #include <roken.h>
  47
  48 #include <atypes.h>
  49 #include <kafs.h>
  50
  51 #ifdef RCSID
  52 RCSID("$Id$");
  53 #endif
  54
  55 #ifdef KERBEROS
  56
  57 #if !defined(NGROUPS) && defined(NGROUPS_MAX)
  58 #define NGROUPS NGROUPS_MAX
  59 #endif
  60
  61 static void
  62 print_groups (int ngroups, gid_t groups[NGROUPS])
  63 {
  64     int i;
  65
  66     printf ("groups: ");
  67     for (i = 0; i < ngroups; ++i)
  68         printf ("%d%s", groups[i], (i < ngroups - 1) ? ", " : "");
  69     printf ("\n");
  70 }
  71
  72 int
  73 main(int argc, char **argv)
  74 {
  75     char *user;
  76     char *this_user;
  77     struct passwd *this_pwd, *pwd;
  78     int ret;
  79     gid_t groups[NGROUPS];
  80     int ngroups;
  81     gid_t pag0, pag1, pag2;
  82
  83     setprogname (argv[0]);
  84
  85     if (argc != 2)
  86         errx (1, "Usage: %s user", argv[0]);
  87     user = argv[1];
  88
  89     if (!k_hasafs ())
  90         errx (1, "No AFS?");
  91
  92     this_pwd = getpwuid (getuid ());
  93     if (this_pwd == NULL)
  94         errx (1, "Who are you?");
  95     this_user = estrdup (this_pwd->pw_name);
  96
  97     pwd = getpwnam (user);
  98     if (pwd == NULL)
  99         errx (1, "User %s not found", user);
 100
 101     ngroups = getgroups (NGROUPS, groups);
 102     if (ngroups < 0)
 103         err (1, "getgroups %d", NGROUPS);
 104     printf ("user %s ", this_user);
 105     print_groups (ngroups, groups);
 106     printf ("doing k_setpag()\n");
 107     ret = k_setpag ();
 108     if (ret < 0)
 109         err (1, "k_setpag");
 110
 111     ngroups = getgroups (NGROUPS, groups);
 112     if (ngroups < 0)
 113         err (1, "getgroups %d", NGROUPS);
 114     pag0 = groups[0];
 115     pag1 = groups[1];
 116     pag2 = groups[2];
 117     printf ("user %s ", this_user);
 118     print_groups (ngroups, groups);
 119
 120     ret = initgroups (user, pwd->pw_gid);
 121     if (ret < 0)
 122         err (1, "initgroups");
 123
 124     ngroups = getgroups (NGROUPS, groups);
 125     if (ngroups < 0)
 126         err (1, "getgroups %d", NGROUPS);
 127     printf ("user %s ", user);
 128     print_groups (ngroups, groups);
 129     if ((groups[0] == pag0 && groups[1] == pag1)
 130         || (groups[1] == pag1 && groups[2] == pag2))
 131         return 0;
 132     else
 133         return 1;
 134 }
 135
 136 #else /* !KERBEROS */
 137
 138 int
 139 main (int argc, char **argv)
 140 {
 141     setprogname (argv[0]);
 142
 143     errx (1, "no kafs");
 144 }
 145
 146 #endif /* !KERBEROS */