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1 /*
2  * Copyright (c) 2020-2021 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 
ChildFunc(void * arg)32 static int ChildFunc(void *arg)
33 {
34     int value = *((int*)arg);
35     if (value != CHILD_FUNC_ARG) {
36         return EXIT_CODE_ERRNO_5;
37     }
38 
39     if (getpid() != CONTAINER_FIRST_PID) {
40         return EXIT_CODE_ERRNO_1;
41     }
42 
43     if (getppid() != 0) {
44         return EXIT_CODE_ERRNO_2;
45     }
46 
47     sleep(1);
48     return 0;
49 }
50 
ItPidContainer023(void)51 void ItPidContainer023(void)
52 {
53     int ret;
54     void *stack = malloc(STACK_SIZE);
55     ASSERT_TRUE(stack != NULL);
56 
57     int arg = CHILD_FUNC_ARG;
58     auto pid = clone(ChildFunc, (char *)stack + STACK_SIZE, CLONE_NEWPID, &arg);
59     free(stack);
60     ASSERT_NE(pid, -1);
61 
62     int status;
63     ret = waitpid(pid, &status, 0);
64     ASSERT_EQ(ret, pid);
65 
66     ret = WIFEXITED(status);
67     ASSERT_NE(ret, 0);
68 
69     int exitCode = WEXITSTATUS(status);
70     ASSERT_EQ(exitCode, 0);
71 }
72