external/bsd/atf/dist/atf-c/detail/user_test.c

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