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 <cstdio>
31 #include <unistd.h>
32 #include <cstdlib>
33 #include <fcntl.h>
34 #include <cstring>
35 #include <dirent.h>
36 #include <sys/stat.h>
37 #include <regex>
38 #include <fstream>
39 #include "It_process_plimits.h"
40
ItProcessPlimits004(void)41 void ItProcessPlimits004(void)
42 {
43 int ret, matchResult;
44 const size_t BUFFER_SIZE = 512;
45 char buf[BUFFER_SIZE + 1] = {0};
46 std::string path = "/proc/plimits/test";
47 mode_t mode;
48
49 ret = mkdir(path.c_str(), S_IFDIR | mode);
50 ASSERT_EQ(ret, 0);
51
52 (void)ReadFile("/proc/plimits/test/plimits.limiters", buf);
53 printf("/proc/plimits/test/plimits.limiters: %s\n", buf);
54 matchResult = strncmp(buf, "pids memory ipc devices sched", 29); /* 29: buf len */
55 ASSERT_EQ(matchResult, 0);
56
57 ret = rmdir("/proc/plimits/test");
58 ASSERT_EQ(ret, 0);
59 return;
60 }
61