external/bsd/bind/dist/unit/atf-src/atf-c/detail/user_test.c

   1 /*      $NetBSD: user_test.c,v 1.3 2014/12/10 04:38:03 christos Exp $   */
   2
   3 /*
   4  * Automated Testing Framework (atf)
   5  *
   6  * Copyright (c) 2007 The NetBSD Foundation, Inc.
   7  * All rights reserved.
   8  *
   9  * Redistribution and use in source and binary forms, with or without
  10  * modification, are permitted provided that the following conditions
  11  * are met:
  12  * 1. Redistributions of source code must retain the above copyright
  13  *    notice, this list of conditions and the following disclaimer.
  14  * 2. Redistributions in binary form must reproduce the above copyright
  15  *    notice, this list of conditions and the following disclaimer in the
  16  *    documentation and/or other materials provided with the distribution.
  17  *
  18  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND
  19  * CONTRIBUTORS ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
  20  * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
  21  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  22  * IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS BE LIABLE FOR ANY
  23  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  24  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
  25  * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  26  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
  27  * IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
  28  * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
  29  * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  30  */
  31
  32 #include <sys/param.h>
  33 #include <sys/types.h>
  34
  35 #include <limits.h>
  36 #include <stdio.h>
  37 #include <unistd.h>
  38
  39 #include <atf-c.h>
  40
  41 #include "test_helpers.h"
  42 #include "user.h"
  43
  44 /* ---------------------------------------------------------------------
  45  * Test cases for the free functions.
  46  * --------------------------------------------------------------------- */
  47
  48 ATF_TC(euid);
  49 ATF_TC_HEAD(euid, tc)
  50 {
  51     atf_tc_set_md_var(tc, "descr", "Tests the atf_user_euid function");
  52 }
  53 ATF_TC_BODY(euid, tc)
  54 {
  55     ATF_REQUIRE_EQ(atf_user_euid(), geteuid());
  56 }
  57
  58 ATF_TC(is_member_of_group);
  59 ATF_TC_HEAD(is_member_of_group, tc)
  60 {
  61     atf_tc_set_md_var(tc, "descr", "Tests the atf_user_is_member_of_group "
  62                       "function");
  63 }
  64 ATF_TC_BODY(is_member_of_group, tc)
  65 {
  66     gid_t gids[NGROUPS_MAX];
  67     gid_t g, maxgid;
  68     int ngids;
  69     const gid_t maxgid_limit = 1 << 16;
  70
  71     {
  72         int i;
  73
  74         ngids = getgroups(NGROUPS_MAX, gids);
  75         if (ngids == -1)
  76             atf_tc_fail("Call to getgroups failed");
  77         maxgid = 0;
  78         for (i = 0; i < ngids; i++) {
  79             printf("User group %d is %u\n", i, gids[i]);
  80             if (maxgid < gids[i])
  81                 maxgid = gids[i];
  82         }
  83         printf("User belongs to %d groups\n", ngids);
  84         printf("Last GID is %u\n", maxgid);
  85     }
  86
  87     if (maxgid > maxgid_limit) {
  88         printf("Test truncated from %u groups to %u to keep the run time "
  89                "reasonable enough\n", maxgid, maxgid_limit);
  90         maxgid = maxgid_limit;
  91     }
  92
  93     for (g = 0; g < maxgid; g++) {
  94         bool found = false;
  95         int i;
  96
  97         for (i = 0; !found && i < ngids; i++) {
  98             if (gids[i] == g)
  99                 found = true;
 100         }
 101
 102         if (found) {
 103             printf("Checking if user belongs to group %d\n", g);
 104             ATF_REQUIRE(atf_user_is_member_of_group(g));
 105         } else {
 106             printf("Checking if user does not belong to group %d\n", g);
 107             ATF_REQUIRE(!atf_user_is_member_of_group(g));
 108         }
 109     }
 110 }
 111
 112 ATF_TC(is_root);
 113 ATF_TC_HEAD(is_root, tc)
 114 {
 115     atf_tc_set_md_var(tc, "descr", "Tests the atf_user_is_root function");
 116 }
 117 ATF_TC_BODY(is_root, tc)
 118 {
 119     if (geteuid() == 0)
 120         ATF_REQUIRE(atf_user_is_root());
 121     else
 122         ATF_REQUIRE(!atf_user_is_root());
 123 }
 124
 125 ATF_TC(is_unprivileged);
 126 ATF_TC_HEAD(is_unprivileged, tc)
 127 {
 128     atf_tc_set_md_var(tc, "descr", "Tests the atf_user_is_unprivileged "
 129                       "function");
 130 }
 131 ATF_TC_BODY(is_unprivileged, tc)
 132 {
 133     if (geteuid() != 0)
 134         ATF_REQUIRE(atf_user_is_unprivileged());
 135     else
 136         ATF_REQUIRE(!atf_user_is_unprivileged());
 137 }
 138
 139 /* ---------------------------------------------------------------------
 140  * Main.
 141  * --------------------------------------------------------------------- */
 142
 143 ATF_TP_ADD_TCS(tp)
 144 {
 145     ATF_TP_ADD_TC(tp, euid);
 146     ATF_TP_ADD_TC(tp, is_member_of_group);
 147     ATF_TP_ADD_TC(tp, is_root);
 148     ATF_TP_ADD_TC(tp, is_unprivileged);
 149
 150     return atf_no_error();
 151 }