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 extern "C" {
31 #include <sys/param.h>
32 #include <sys/types.h>
33 #include <limits.h>
34 #include <unistd.h>
35 }
36
37 #include <iostream>
38 #include <set>
39
40 #include <atf-c++.hpp>
41
42 #include "user.hpp"
43
44 // ------------------------------------------------------------------------
45 // Test cases for the free functions.
46 // ------------------------------------------------------------------------
47
48 ATF_TEST_CASE(euid);
ATF_TEST_CASE_HEAD(euid)49 ATF_TEST_CASE_HEAD(euid)
50 {
51 set_md_var("descr", "Tests the euid function");
52 }
ATF_TEST_CASE_BODY(euid)53 ATF_TEST_CASE_BODY(euid)
54 {
55 using tools::user::euid;
56
57 ATF_REQUIRE_EQ(euid(), ::geteuid());
58 }
59
60 ATF_TEST_CASE(is_member_of_group);
ATF_TEST_CASE_HEAD(is_member_of_group)61 ATF_TEST_CASE_HEAD(is_member_of_group)
62 {
63 set_md_var("descr", "Tests the is_member_of_group function");
64 }
ATF_TEST_CASE_BODY(is_member_of_group)65 ATF_TEST_CASE_BODY(is_member_of_group)
66 {
67 using tools::user::is_member_of_group;
68
69 std::set< gid_t > groups;
70 gid_t maxgid = 0;
71 {
72 gid_t gids[NGROUPS_MAX];
73 int ngids = ::getgroups(NGROUPS_MAX, gids);
74 if (ngids == -1)
75 ATF_FAIL("Call to ::getgroups failed");
76 for (int i = 0; i < ngids; i++) {
77 groups.insert(gids[i]);
78 if (gids[i] > maxgid)
79 maxgid = gids[i];
80 }
81 std::cout << "User belongs to " << ngids << " groups\n";
82 std::cout << "Last GID is " << maxgid << "\n";
83 }
84
85 const gid_t maxgid_limit = 1 << 16;
86 if (maxgid > maxgid_limit) {
87 std::cout << "Test truncated from " << maxgid << " groups to "
88 << maxgid_limit << " to keep the run time reasonable "
89 "enough\n";
90 maxgid = maxgid_limit;
91 }
92
93 for (gid_t g = 0; g <= maxgid; g++) {
94 if (groups.find(g) == groups.end()) {
95 std::cout << "Checking if user does not belong to group "
96 << g << "\n";
97 ATF_REQUIRE(!is_member_of_group(g));
98 } else {
99 std::cout << "Checking if user belongs to group " << g << "\n";
100 ATF_REQUIRE(is_member_of_group(g));
101 }
102 }
103 }
104
105 ATF_TEST_CASE(is_root);
ATF_TEST_CASE_HEAD(is_root)106 ATF_TEST_CASE_HEAD(is_root)
107 {
108 set_md_var("descr", "Tests the is_root function");
109 }
ATF_TEST_CASE_BODY(is_root)110 ATF_TEST_CASE_BODY(is_root)
111 {
112 using tools::user::is_root;
113
114 if (::geteuid() == 0) {
115 ATF_REQUIRE(is_root());
116 } else {
117 ATF_REQUIRE(!is_root());
118 }
119 }
120
121 ATF_TEST_CASE(is_unprivileged);
ATF_TEST_CASE_HEAD(is_unprivileged)122 ATF_TEST_CASE_HEAD(is_unprivileged)
123 {
124 set_md_var("descr", "Tests the is_unprivileged function");
125 }
ATF_TEST_CASE_BODY(is_unprivileged)126 ATF_TEST_CASE_BODY(is_unprivileged)
127 {
128 using tools::user::is_unprivileged;
129
130 if (::geteuid() != 0) {
131 ATF_REQUIRE(is_unprivileged());
132 } else {
133 ATF_REQUIRE(!is_unprivileged());
134 }
135 }
136
137 // ------------------------------------------------------------------------
138 // Main.
139 // ------------------------------------------------------------------------
140
ATF_INIT_TEST_CASES(tcs)141 ATF_INIT_TEST_CASES(tcs)
142 {
143 // Add the tests for the free functions.
144 ATF_ADD_TEST_CASE(tcs, euid);
145 ATF_ADD_TEST_CASE(tcs, is_member_of_group);
146 ATF_ADD_TEST_CASE(tcs, is_root);
147 ATF_ADD_TEST_CASE(tcs, is_unprivileged);
148 }
149