1 /*
2 * Copyright (c) 2023 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 "data_publisher_sys_event_callback.h"
17
18 #include <unistd.h>
19
20 #include "errors.h"
21 #include "data_share_common.h"
22 #include "data_share_util.h"
23 #include "file_util.h"
24 #include "hiview_logger.h"
25 #include "string_util.h"
26
27 namespace OHOS {
28 namespace HiviewDFX {
29 DEFINE_LOG_TAG("HiView-DataPublisherSysEventCallback");
OnQuery(const std::vector<std::u16string> & sysEvent,const std::vector<int64_t> & seq)30 void DataPublisherSysEventCallback::OnQuery(const std::vector<std::u16string>& sysEvent,
31 const std::vector<int64_t>& seq)
32 {
33 lastDestFilePath_ = destPath_;
34 lastDestFilePath_.append("-")
35 .append(SUCCESS_CODE)
36 .append("-")
37 .append(std::to_string(fileIndex_))
38 .append(FILE_SUFFIX);
39 std::wstring_convert<std::codecvt_utf8_utf16<char16_t>, char16_t> convert;
40 for (auto iter: sysEvent) {
41 int32_t eventJsonSize = static_cast<int32_t>((iter.size() + 1) * sizeof(std::u16string));
42 if (eventJsonSize + totalJsonSize_ > MAXIMUM_FILE_SIZE) {
43 HandleEventFile(srcPath_, lastDestFilePath_);
44 fileIndex_++;
45 lastDestFilePath_ = destPath_;
46 lastDestFilePath_.append("-")
47 .append(SUCCESS_CODE)
48 .append("-")
49 .append(std::to_string(fileIndex_))
50 .append(FILE_SUFFIX);
51 totalJsonSize_ = 0;
52 }
53 std::string str = convert.to_bytes(iter);
54 if (!FileUtil::SaveStringToFile(srcPath_, str + ",", false)) {
55 HIVIEW_LOGE("failed to persist iter to file");
56 }
57 totalJsonSize_ += eventJsonSize;
58 }
59 }
60
OnComplete(int32_t reason,int32_t total,int64_t seq)61 void DataPublisherSysEventCallback::OnComplete(int32_t reason, int32_t total, int64_t seq)
62 {
63 if (totalJsonSize_ != 0) {
64 HandleEventFile(srcPath_, lastDestFilePath_);
65 }
66 }
67
HandleEventFile(const std::string & srcPath,const std::string & desPath)68 void DataPublisherSysEventCallback::HandleEventFile(const std::string &srcPath, const std::string &desPath)
69 {
70 auto res = OHOS::HiviewDFX::DataShareUtil::CopyFile(srcPath.c_str(), desPath.c_str());
71 if (res == -1) {
72 HIVIEW_LOGE("failed to move file to desPath.");
73 }
74 if (!FileUtil::RemoveFile(srcPath)) {
75 HIVIEW_LOGE("failed to remove resourceFile.");
76 }
77 if (chmod(desPath.c_str(), FileUtil::FILE_PERM_666)) {
78 HIVIEW_LOGE("Failed to chmod socket.");
79 }
80 }
81 } // namespace HiviewDFX
82 } // namespace OHOS
83
84