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 
ChildFun(void *p)32 static int ChildFun(void *p)
33 {
34     (void)p;
35     int ret;
36     cpu_set_t cpuset;
37     cpu_set_t initCpuset;
38 
39     CPU_ZERO(&initCpuset);
40     ret = sched_getaffinity(getpid(), sizeof(cpu_set_t), &initCpuset);
41     if (ret != 0) {
42         return EXIT_CODE_ERRNO_1;
43     }
44 
45     CPU_ZERO(&cpuset);
46     CPU_SET(1, &cpuset);
47     ret = sched_setaffinity(getpid(), sizeof(cpu_set_t), &cpuset);
48     if (ret != 0) {
49         return EXIT_CODE_ERRNO_2;
50     }
51 
52     CPU_ZERO(&cpuset);
53     ret = sched_getaffinity(getpid(), sizeof(cpu_set_t), &cpuset);
54     if (ret != 0) {
55         return EXIT_CODE_ERRNO_3;
56     }
57     ret = (CPU_ISSET(0, &cpuset) > 0) ? 1 : 0;
58     if (ret != 0) {
59         return EXIT_CODE_ERRNO_4;
60     }
61     ret = (CPU_ISSET(1, &cpuset) > 0) ? 1 : 0;
62     if (ret != 1) {
63         return EXIT_CODE_ERRNO_5;
64     }
65 
66     return 0;
67 }
68 
ItPidContainer008(void)69 void ItPidContainer008(void)
70 {
71     int status;
72     int ret;
73     void *pstk = malloc(STACK_SIZE);
74     ASSERT_TRUE(pstk != NULL);
75     int childPid = clone(ChildFun, (char *)pstk + STACK_SIZE, CLONE_NEWPID | SIGCHLD, NULL);
76     free(pstk);
77     ASSERT_NE(childPid, -1);
78 
79     ret = waitpid(childPid, &status, 0);
80     ASSERT_EQ(ret, childPid);
81     ret = WIFEXITED(status);
82     ASSERT_NE(ret, 0);
83     ret = WEXITSTATUS(status);
84     ASSERT_EQ(ret, 0);
85 }
86