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 #include "sys/resource.h"
32 #include "sys/wait.h"
33 #include "pthread.h"
34 #include "sched.h"
35
36 const int EXIT_TRUE_CODE = 255;
37 const int MAX_PID_RANGE = 100000;
38 const int SLEEP_TIME_US = 1000;
39 const int LOOP_NUM = 1000;
40
childFunc(void * arg)41 static int childFunc(void *arg)
42 {
43 (void)arg;
44 usleep(SLEEP_TIME_US);
45 exit(EXIT_TRUE_CODE);
46 }
47
GroupProcess(void * arg)48 static int GroupProcess(void *arg)
49 {
50 (void)arg;
51 int ret;
52 int status = 0;
53
54 for (int i = 0; i < LOOP_NUM; i++) {
55 int arg_child = CHILD_FUNC_ARG;
56 auto pid = CloneWrapper(childFunc, CLONE_NEWUSER, &arg_child);
57 if (pid == -1) {
58 return EXIT_CODE_ERRNO_1;
59 }
60
61 ret = waitpid(pid, &status, 0);
62 if (ret != pid) {
63 return EXIT_CODE_ERRNO_2;
64 }
65
66 status = WEXITSTATUS(status);
67 if (status != EXIT_TRUE_CODE) {
68 return EXIT_CODE_ERRNO_3;
69 }
70 }
71
72 exit(EXIT_TRUE_CODE);
73 }
74
ItUserContainer005(void)75 void ItUserContainer005(void)
76 {
77 int ret;
78 int status = 0;
79 int arg = CHILD_FUNC_ARG;
80 auto pid = CloneWrapper(GroupProcess, CLONE_NEWUSER, &arg);
81 ASSERT_NE(pid, -1);
82
83 ret = waitpid(pid, &status, 0);
84 ASSERT_EQ(ret, pid);
85
86 status = WEXITSTATUS(status);
87 ASSERT_EQ(status, EXIT_TRUE_CODE);
88
89 sleep(5); /* 5: Wait for process resources to be reclaimed */
90 }
91