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_PARENT_SLEEP_TIME = 2;
34 const int TEST_CHILD_SLEEP_TIME = 5;
ChildShell(void * p)35 static int ChildShell(void *p)
36 {
37 printf("\n###################### %s pid container process info ####################\n", (char *)p);
38 int ret = execl("/bin/shell", "shell", "task", "-a", (char *)0);
39 if (ret < 0) {
40 return errno;
41 }
42 return 0;
43 }
44
PthreadFunc(void * arg)45 static void *PthreadFunc(void *arg)
46 {
47 (void)arg;
48 sleep(TEST_CHILD_SLEEP_TIME);
49 return NULL;
50 }
51
Child2(void * p)52 static int Child2(void *p)
53 {
54 (void)p;
55 sleep(TEST_CHILD_SLEEP_TIME);
56 exit(0);
57 }
58
Child1(void * p)59 static int Child1(void *p)
60 {
61 (void)p;
62 int ret;
63 pid_t pid = fork();
64 if (pid == 0) {
65 sleep(TEST_CHILD_SLEEP_TIME);
66 exit(0);
67 }
68
69 sleep(TEST_CHILD_SLEEP_TIME);
70
71 ret = waitpid(pid, NULL, 0);
72 if (ret != pid) {
73 exit(EXIT_CODE_ERRNO_5);
74 }
75 return 0;
76 }
77
ChildFun(void * p)78 static int ChildFun(void *p)
79 {
80 (void)p;
81 int ret;
82
83 pid_t pid1 = fork();
84 if (pid1 == 0) {
85 ret = Child1(NULL);
86 exit(ret);
87 }
88
89 pid_t pid2 = fork();
90 if (pid2 == 0) {
91 (void)Child2(NULL);
92 }
93
94 pid_t pid3 = fork();
95 if (pid3 == 0) {
96 ret = ChildShell(static_cast<void *>(const_cast<char*>("Child")));
97 if (ret != 0) {
98 exit(EXIT_CODE_ERRNO_1);
99 }
100 exit(0);
101 }
102
103 sleep(TEST_CHILD_SLEEP_TIME);
104
105 ret = waitpid(pid1, NULL, 0);
106 if (ret != pid1) {
107 exit(EXIT_CODE_ERRNO_2);
108 }
109
110 ret = waitpid(pid2, NULL, 0);
111 if (ret != pid2) {
112 exit(EXIT_CODE_ERRNO_3);
113 }
114
115 ret = waitpid(pid3, NULL, 0);
116 if (ret != pid3) {
117 exit(EXIT_CODE_ERRNO_4);
118 }
119
120 return 0;
121 }
122
ItPidContainer018(void)123 void ItPidContainer018(void)
124 {
125 int status;
126 int ret;
127 pid_t pid;
128 void *pstk = malloc(STACK_SIZE);
129 ASSERT_TRUE(pstk != NULL);
130 int childPid = clone(ChildFun, (char *)pstk + STACK_SIZE, CLONE_NEWPID | SIGCHLD, NULL);
131 free(pstk);
132 ASSERT_NE(childPid, -1);
133
134 sleep(TEST_PARENT_SLEEP_TIME);
135
136 pid = fork();
137 if (pid == 0) {
138 ret = ChildShell(static_cast<void *>(const_cast<char*>("Parent")));
139 ASSERT_EQ(ret, 0);
140 }
141
142 ret = waitpid(pid, &status, 0);
143 ASSERT_EQ(ret, pid);
144 ret = WIFEXITED(status);
145 ASSERT_NE(ret, 0);
146 ret = WEXITSTATUS(status);
147 ASSERT_EQ(ret, 0);
148
149 ret = waitpid(childPid, &status, 0);
150 ASSERT_EQ(ret, childPid);
151 ret = WIFEXITED(status);
152 ASSERT_NE(ret, 0);
153 ret = WEXITSTATUS(status);
154 ASSERT_EQ(ret, 0);
155 }
156