1 /*
2 * Copyright (c) 2024-2025 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 <file_ex.h>
17
18 #include "system_upgrade_scene_recognizer.h"
19 #include "ffrt_inner.h"
20 #include "parameters.h"
21 #include "plugin_mgr.h"
22 #include "res_sched_log.h"
23 #include "res_sched_mgr.h"
24 #include "res_type.h"
25 #include "res_sched_event_reporter.h"
26
27
28 namespace OHOS {
29 namespace ResourceSchedule {
30 namespace {
31 static const char* OLD_SYSTEM_FINGERPRINT_PATH = "/data/service/el1/public/ressched/device_version";
32 static const char* SEPARATOR = "|";
33 static const std::vector<std::string> FINGERPRINTS = {
34 "const.product.software.version",
35 "const.product.build.type",
36 "const.product.brand",
37 "const.product.name",
38 "const.product.incremental.version",
39 "const.comp.hl.product_base_version.real"
40 };
41 }
42
~SystemUpgradeSceneRecognizer()43 SystemUpgradeSceneRecognizer::~SystemUpgradeSceneRecognizer()
44 {
45 RESSCHED_LOGI("~UpdatingSceneRecognizer");
46 }
47
SystemUpgradeSceneRecognizer()48 SystemUpgradeSceneRecognizer::SystemUpgradeSceneRecognizer()
49 {
50 Init();
51 AddAcceptResTypes({
52 ResType::RES_TYPE_BOOT_COMPLETED,
53 });
54 }
55
Init()56 void SystemUpgradeSceneRecognizer::Init()
57 {
58 std::string oldSystemFingerprint;
59 OHOS::LoadStringFromFile(OLD_SYSTEM_FINGERPRINT_PATH, oldSystemFingerprint);
60 std::string curSystemFingerprint = GetCurSystemFingerprint();
61 isSystemUpgraded_ = oldSystemFingerprint.empty() || (oldSystemFingerprint != curSystemFingerprint);
62 if (isSystemUpgraded_) {
63 OHOS::SaveStringToFile(OLD_SYSTEM_FINGERPRINT_PATH, curSystemFingerprint, true);
64 }
65 ResschedEventReporter::GetInstance().ReportFileSizeEvent(OLD_SYSTEM_FINGERPRINT_PATH);
66 }
67
GetCurSystemFingerprint()68 std::string SystemUpgradeSceneRecognizer::GetCurSystemFingerprint()
69 {
70 std::string curSystemFingerprint;
71 for (const auto &item : FINGERPRINTS) {
72 std::string itemFingerprint = OHOS::system::GetParameter(item, "");
73 if (itemFingerprint.empty()) {
74 continue;
75 }
76 if (!curSystemFingerprint.empty()) {
77 curSystemFingerprint.append(SEPARATOR);
78 }
79 curSystemFingerprint.append(itemFingerprint);
80 }
81 return curSystemFingerprint;
82 }
83
OnDispatchResource(uint32_t resType,int64_t value,const nlohmann::json & payload)84 void SystemUpgradeSceneRecognizer::OnDispatchResource(uint32_t resType, int64_t value, const nlohmann::json& payload)
85 {
86 if (resType != ResType::RES_TYPE_BOOT_COMPLETED) {
87 return;
88 }
89 if (isSystemUpgraded_) {
90 RESSCHED_LOGI("enter updating scene");
91 nlohmann::json payload;
92 ResSchedMgr::GetInstance().ReportData(ResType::RES_TYPE_FIRST_BOOT_AFTER_SYSTEM_UPGRADE, 0, payload);
93 }
94 }
95 } // namespace ResourceSchedule
96 } // namespace OHOS