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
32 const int TEST_COUNT = 5;
33 const int TEST_CMD_LEN = 20;
34 const int TEST_PARENT_SLEEP_TIME = 2;
35 const int TEST_CHILD_SLEEP_TIME = 5;
ChildShell(void * p)36 static int ChildShell(void *p)
37 {
38 pid_t pid = (pid_t)(uintptr_t)p;
39 char param[TEST_CMD_LEN] = {0};
40 int ret = snprintf_s(param, TEST_CMD_LEN, TEST_CMD_LEN - 1, "-p %d", pid);
41 if (ret < 0) {
42 return errno;
43 }
44
45 printf("\n###################### Pid %d thread info ####################\n", pid);
46 ret = execl("/bin/shell", "shell", "task", param, (char *)0);
47 if (ret < 0) {
48 return errno;
49 }
50 return 0;
51 }
52
PthreadFunc(void * arg)53 static void *PthreadFunc(void *arg)
54 {
55 (void)arg;
56 sleep(TEST_CHILD_SLEEP_TIME);
57 return NULL;
58 }
59
ChildFun(void * p)60 static int ChildFun(void *p)
61 {
62 (void)p;
63 int ret;
64
65 pthread_t pthread[TEST_COUNT] = {0};
66 for (int count = 0; count < TEST_COUNT; count++) {
67 pthread_create(&pthread[count], NULL, PthreadFunc, NULL);
68 }
69
70 pid_t pid1 = fork();
71 if (pid1 == 0) {
72 ret = ChildShell(reinterpret_cast<void *>(getppid()));
73 if (ret != 0) {
74 exit(EXIT_CODE_ERRNO_1);
75 }
76 }
77
78 sleep(TEST_CHILD_SLEEP_TIME);
79
80 ret = waitpid(pid1, NULL, 0);
81 if (ret != pid1) {
82 exit(EXIT_CODE_ERRNO_2);
83 }
84
85 return 0;
86 }
87
ItPidContainer019(void)88 void ItPidContainer019(void)
89 {
90 int status;
91 int ret;
92 pid_t pid;
93 void *pstk = malloc(STACK_SIZE);
94 ASSERT_TRUE(pstk != NULL);
95 int childPid = clone(ChildFun, (char *)pstk + STACK_SIZE, CLONE_NEWPID | SIGCHLD, NULL);
96 free(pstk);
97 ASSERT_NE(childPid, -1);
98
99 sleep(TEST_PARENT_SLEEP_TIME);
100
101 pid = fork();
102 if (pid == 0) {
103 ret = ChildShell((void *)childPid);
104 ASSERT_EQ(ret, 0);
105 }
106
107 ret = waitpid(pid, &status, 0);
108 ASSERT_EQ(ret, pid);
109 ret = WIFEXITED(status);
110 ASSERT_NE(ret, 0);
111 ret = WEXITSTATUS(status);
112 ASSERT_EQ(ret, 0);
113
114 ret = waitpid(childPid, &status, 0);
115 ASSERT_EQ(ret, childPid);
116 ret = WIFEXITED(status);
117 ASSERT_NE(ret, 0);
118 ret = WEXITSTATUS(status);
119 ASSERT_EQ(ret, 0);
120 }
121