1 /*
2 * Copyright (c) 2024 Huawei Device Co., Ltd.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at
6 *
7 * http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15
16 #include <fcntl.h>
17 #include "common_utils.h"
18 #include "file_util.h"
19
20 namespace OHOS {
21 namespace HiviewDFX {
22 static bool g_isSelinuxEnabled = false;
InitSeLinuxEnabled()23 void InitSeLinuxEnabled()
24 {
25 constexpr uint32_t BUF_SIZE_64 = 64;
26 char buffer[BUF_SIZE_64] = {'\0'};
27 FILE* fp = popen("getenforce", "r");
28 if (fp != nullptr) {
29 fgets(buffer, sizeof(buffer), fp);
30 std::string str = buffer;
31 printf("buffer is %s\n", str.c_str());
32 if (str.find("Enforcing") != str.npos) {
33 printf("Enforcing %s\n", str.c_str());
34 g_isSelinuxEnabled = true;
35 } else {
36 printf("This isn't Enforcing %s\n", str.c_str());
37 }
38 pclose(fp);
39 } else {
40 printf("fp == nullptr\n");
41 }
42 system("setenforce 0");
43
44 constexpr mode_t defaultLogDirMode = 0770;
45 std::string path = "/data/test/log";
46 if (!FileUtil::FileExists(path)) {
47 FileUtil::ForceCreateDirectory(path);
48 FileUtil::ChangeModeDirectory(path, defaultLogDirMode);
49 }
50 }
51
CancelSeLinuxEnabled()52 void CancelSeLinuxEnabled()
53 {
54 if (g_isSelinuxEnabled) {
55 system("setenforce 1");
56 g_isSelinuxEnabled = false;
57 }
58 }
59 } // namespace HiviewDFX
60 } // namespace OHOS
61