1 /*
2 * Copyright (c) 2023-2023 Huawei Device Co., Ltd. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without modification,
5 * are permitted provided that the following conditions are met:
6 *
7 * 1. Redistributions of source code must retain the above copyright notice, this list of
8 * conditions and the following disclaimer.
9 *
10 * 2. Redistributions in binary form must reproduce the above copyright notice, this list
11 * of conditions and the following disclaimer in the documentation and/or other materials
12 * provided with the distribution.
13 *
14 * 3. Neither the name of the copyright holder nor the names of its contributors may be used
15 * to endorse or promote products derived from this software without specific prior written
16 * permission.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
20 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
21 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
22 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
23 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
24 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
25 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
26 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
27 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
28 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29 */
30 #include "It_container_test.h"
31
UtsContainerTest(void * arg)32 static int UtsContainerTest(void *arg)
33 {
34 (void)arg;
35 std::string containerType = "uts";
36
37 int parentPid = getpid();
38 auto parentlink = ReadlinkContainer(parentPid, containerType);
39
40 int childsPid = CloneWrapper(ChildFunction, CLONE_NEWUTS, NULL);
41 if (childsPid == -1) {
42 return EXIT_CODE_ERRNO_1;
43 }
44 auto childlink = ReadlinkContainer(childsPid, containerType);
45
46 std::string filePath = GenContainerLinkPath(childsPid, containerType);
47 int fd = open(filePath.c_str(), O_RDONLY);
48 if (fd == -1) {
49 return EXIT_CODE_ERRNO_2;
50 }
51
52 int ret = setns(fd, CLONE_NEWUTS);
53 (void)close(fd);
54 if (ret == -1) {
55 return EXIT_CODE_ERRNO_3;
56 }
57
58 auto parentlink1 = ReadlinkContainer(parentPid, containerType);
59
60 ret = parentlink.compare(parentlink1);
61 if (ret == 0) {
62 return EXIT_CODE_ERRNO_4;
63 }
64 ret = parentlink1.compare(childlink);
65 if (ret != 0) {
66 return EXIT_CODE_ERRNO_5;
67 }
68
69 int status;
70 ret = waitpid(childsPid, &status, 0);
71 if (ret != childsPid) {
72 return EXIT_CODE_ERRNO_6;
73 }
74
75 int exitCode = WEXITSTATUS(status);
76 if (exitCode != 0) {
77 return EXIT_CODE_ERRNO_7;
78 }
79 return 0;
80 }
81
ItUtsContainer006(void)82 void ItUtsContainer006(void)
83 {
84 int ret;
85
86 int arg = CHILD_FUNC_ARG;
87 auto pid = CloneWrapper(UtsContainerTest, CLONE_NEWUTS, &arg);
88 ASSERT_NE(pid, -1);
89
90 int status;
91 ret = waitpid(pid, &status, 0);
92 ASSERT_EQ(ret, pid);
93
94 ret = WIFEXITED(status);
95 ASSERT_NE(ret, 0);
96
97 int exitCode = WEXITSTATUS(status);
98 ASSERT_EQ(exitCode, 0);
99 }
100