1 /*
2 * Copyright (c) 2022-2023 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 #include "ressched_utils.h"
16
17 #include <dlfcn.h>
18 #include "cgroup_sched_log.h"
19 #include "hisysevent.h"
20 #include "nlohmann/json.hpp"
21
22 namespace OHOS {
23 namespace ResourceSchedule {
24 namespace {
25 const std::string RES_SCHED_SERVICE_SO = "libresschedsvc.z.so";
26 const std::string RES_SCHED_CG_EXT_SO = "libcgroup_sched_ext.z.so";
27 constexpr HiviewDFX::HiLogLabel LOG_LABEL = {LOG_CORE, LOG_TAG_DOMAIN_ID_RMS, "ResSchedUtils"};
28 }
29
GetInstance()30 ResSchedUtils& ResSchedUtils::GetInstance()
31 {
32 static ResSchedUtils instance;
33 return instance;
34 }
35
LoadUtils()36 void ResSchedUtils::LoadUtils()
37 {
38 auto handle = dlopen(RES_SCHED_SERVICE_SO.c_str(), RTLD_NOW);
39 if (!handle) {
40 CGS_LOGW("%{public}s load %{public}s failed!", __func__, RES_SCHED_SERVICE_SO.c_str());
41 HiSysEventWrite(HiviewDFX::HiSysEvent::Domain::RSS, "INIT_FAULT", HiviewDFX::HiSysEvent::EventType::FAULT,
42 "COMPONENT_NAME", RES_SCHED_SERVICE_SO,
43 "ERR_TYPE", "plugin failure",
44 "ERR_MSG", "ResSchedUtils dlopen " + RES_SCHED_SERVICE_SO + " failed!");
45 return;
46 }
47
48 reportFunc_ = reinterpret_cast<ReportDataFunc>(dlsym(handle, "ReportDataInProcess"));
49 if (!reportFunc_) {
50 CGS_LOGW("%{public}s load function:ReportDataInProcess failed!", __func__);
51 HiSysEventWrite(HiviewDFX::HiSysEvent::Domain::RSS, "INIT_FAULT", HiviewDFX::HiSysEvent::EventType::FAULT,
52 "COMPONENT_NAME", RES_SCHED_SERVICE_SO,
53 "ERR_TYPE", "plugin failure",
54 "ERR_MSG", "ResSchedUtils don't found dlsym " + RES_SCHED_SERVICE_SO + "!");
55 dlclose(handle);
56 return;
57 }
58 }
59
LoadUtilsExtra()60 void ResSchedUtils::LoadUtilsExtra()
61 {
62 auto handle = dlopen(RES_SCHED_CG_EXT_SO.c_str(), RTLD_NOW);
63 if (!handle) {
64 CGS_LOGD("%{public}s load %{public}s failed! errno:%{public}d", __func__, RES_SCHED_CG_EXT_SO.c_str(), errno);
65 HiSysEventWrite(HiviewDFX::HiSysEvent::Domain::RSS, "INIT_FAULT", HiviewDFX::HiSysEvent::EventType::FAULT,
66 "COMPONENT_NAME", RES_SCHED_SERVICE_SO,
67 "ERR_TYPE", "plugin failure",
68 "ERR_MSG", "ResSchedUtils dlopen " + RES_SCHED_SERVICE_SO + " failed!");
69 return;
70 }
71
72 reportArbitrationResultFunc_ =
73 reinterpret_cast<ReportArbitrationResultFunc>(dlsym(handle, "ReportArbitrationResult"));
74 if (!reportArbitrationResultFunc_) {
75 CGS_LOGD("%{public}s load function:ReportArbitrationResult failed! errno:%{public}d", __func__, errno);
76 HiSysEventWrite(HiviewDFX::HiSysEvent::Domain::RSS, "INIT_FAULT", HiviewDFX::HiSysEvent::EventType::FAULT,
77 "COMPONENT_NAME", RES_SCHED_SERVICE_SO,
78 "ERR_TYPE", "plugin failure",
79 "ERR_MSG", "ResSchedUtils don't found dlsym " + RES_SCHED_SERVICE_SO + "!");
80 dlclose(handle);
81 return;
82 }
83 }
84
ReportDataInProcess(uint32_t resType,int64_t value,const nlohmann::json & payload)85 void ResSchedUtils::ReportDataInProcess(uint32_t resType, int64_t value, const nlohmann::json& payload)
86 {
87 if (!reportFunc_) {
88 CGS_LOGD("%{public}s failed, function nullptr.", __func__);
89 return;
90 }
91 reportFunc_(resType, value, payload);
92 }
93
ReportArbitrationResult(Application & app,ProcessRecord & pr,AdjustSource source)94 void ResSchedUtils::ReportArbitrationResult(Application &app, ProcessRecord &pr, AdjustSource source)
95 {
96 if (!reportArbitrationResultFunc_) {
97 CGS_LOGD("%{public}s failed, function nullptr.", __func__);
98 return;
99 }
100 reportArbitrationResultFunc_(app, pr, source);
101 }
102 } // namespace ResourceSchedule
103 } // namespace OHOS
104