| /* |
| * Copyright (C) 2017 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| #define DEBUG true |
| #include "Log.h" |
| |
| #include <android/os/IStatsCompanionService.h> |
| #include <cutils/log.h> |
| #include <algorithm> |
| #include <climits> |
| #include "CpuTimePerUidFreqPuller.h" |
| #include "CpuTimePerUidPuller.h" |
| #include "ResourceHealthManagerPuller.h" |
| #include "StatsCompanionServicePuller.h" |
| #include "StatsPullerManagerImpl.h" |
| #include "StatsService.h" |
| #include "SubsystemSleepStatePuller.h" |
| #include "logd/LogEvent.h" |
| #include "statslog.h" |
| |
| #include <iostream> |
| |
| using std::make_shared; |
| using std::map; |
| using std::shared_ptr; |
| using std::string; |
| using std::vector; |
| using std::list; |
| |
| namespace android { |
| namespace os { |
| namespace statsd { |
| |
| StatsPullerManagerImpl::StatsPullerManagerImpl() |
| : mCurrentPullingInterval(LONG_MAX) { |
| mPullers.insert({android::util::KERNEL_WAKELOCK, |
| make_shared<StatsCompanionServicePuller>(android::util::KERNEL_WAKELOCK)}); |
| mPullers.insert({android::util::WIFI_BYTES_TRANSFER, |
| make_shared<StatsCompanionServicePuller>(android::util::WIFI_BYTES_TRANSFER)}); |
| mPullers.insert( |
| {android::util::MOBILE_BYTES_TRANSFER, |
| make_shared<StatsCompanionServicePuller>(android::util::MOBILE_BYTES_TRANSFER)}); |
| mPullers.insert({android::util::WIFI_BYTES_TRANSFER_BY_FG_BG, |
| make_shared<StatsCompanionServicePuller>( |
| android::util::WIFI_BYTES_TRANSFER_BY_FG_BG)}); |
| mPullers.insert({android::util::MOBILE_BYTES_TRANSFER_BY_FG_BG, |
| make_shared<StatsCompanionServicePuller>( |
| android::util::MOBILE_BYTES_TRANSFER_BY_FG_BG)}); |
| mPullers.insert( |
| {android::util::SUBSYSTEM_SLEEP_STATE, |
| make_shared<SubsystemSleepStatePuller>()}); |
| mPullers.insert({android::util::CPU_TIME_PER_FREQ, make_shared<StatsCompanionServicePuller>(android::util::CPU_TIME_PER_FREQ)}); |
| mPullers.insert({android::util::CPU_TIME_PER_UID, make_shared<CpuTimePerUidPuller>()}); |
| mPullers.insert({android::util::CPU_TIME_PER_UID_FREQ, make_shared<CpuTimePerUidFreqPuller>()}); |
| mPullers.insert( |
| {android::util::SYSTEM_ELAPSED_REALTIME, |
| make_shared<StatsCompanionServicePuller>(android::util::SYSTEM_ELAPSED_REALTIME)}); |
| mPullers.insert({android::util::SYSTEM_UPTIME, |
| make_shared<StatsCompanionServicePuller>(android::util::SYSTEM_UPTIME)}); |
| mPullers.insert({android::util::DISK_SPACE, |
| make_shared<StatsCompanionServicePuller>(android::util::DISK_SPACE)}); |
| mPullers.insert( |
| {android::util::BLUETOOTH_ACTIVITY_INFO, |
| make_shared<StatsCompanionServicePuller>(android::util::BLUETOOTH_ACTIVITY_INFO)}); |
| |
| mPullers.insert( |
| {android::util::BLUETOOTH_BYTES_TRANSFER, |
| make_shared<StatsCompanionServicePuller>(android::util::BLUETOOTH_BYTES_TRANSFER)}); |
| mPullers.insert( |
| {android::util::WIFI_ACTIVITY_ENERGY_INFO, |
| make_shared<StatsCompanionServicePuller>(android::util::WIFI_ACTIVITY_ENERGY_INFO)}); |
| mPullers.insert({android::util::MODEM_ACTIVITY_INFO, |
| make_shared<StatsCompanionServicePuller>(android::util::MODEM_ACTIVITY_INFO)}); |
| mPullers.insert({android::util::REMAINING_BATTERY_CAPACITY, |
| make_shared<ResourceHealthManagerPuller>(android::util::REMAINING_BATTERY_CAPACITY)}); |
| mPullers.insert({android::util::FULL_BATTERY_CAPACITY, |
| make_shared<ResourceHealthManagerPuller>(android::util::FULL_BATTERY_CAPACITY)}); |
| mStatsCompanionService = StatsService::getStatsCompanionService(); |
| } |
| |
| bool StatsPullerManagerImpl::Pull(int tagId, vector<shared_ptr<LogEvent>>* data) { |
| if (DEBUG) ALOGD("Initiating pulling %d", tagId); |
| |
| if (mPullers.find(tagId) != mPullers.end()) { |
| bool ret = mPullers.find(tagId)->second->Pull(data); |
| ALOGD("pulled %d items", (int)data->size()); |
| return ret; |
| } else { |
| ALOGD("Unknown tagId %d", tagId); |
| return false; // Return early since we don't know what to pull. |
| } |
| } |
| |
| StatsPullerManagerImpl& StatsPullerManagerImpl::GetInstance() { |
| static StatsPullerManagerImpl instance; |
| return instance; |
| } |
| |
| bool StatsPullerManagerImpl::PullerForMatcherExists(int tagId) const { |
| return mPullers.find(tagId) != mPullers.end(); |
| } |
| |
| void StatsPullerManagerImpl::RegisterReceiver(int tagId, wp<PullDataReceiver> receiver, |
| long intervalMs) { |
| AutoMutex _l(mReceiversLock); |
| auto& receivers = mReceivers[tagId]; |
| for (auto it = receivers.begin(); it != receivers.end(); it++) { |
| if (it->receiver == receiver) { |
| VLOG("Receiver already registered of %d", (int)receivers.size()); |
| return; |
| } |
| } |
| ReceiverInfo receiverInfo; |
| receiverInfo.receiver = receiver; |
| receiverInfo.timeInfo.first = intervalMs; |
| receivers.push_back(receiverInfo); |
| |
| // Round it to the nearest minutes. This is the limit of alarm manager. |
| // In practice, we should limit it higher. |
| long roundedIntervalMs = intervalMs/1000/60 * 1000 * 60; |
| // There is only one alarm for all pulled events. So only set it to the smallest denom. |
| if (roundedIntervalMs < mCurrentPullingInterval) { |
| VLOG("Updating pulling interval %ld", intervalMs); |
| mCurrentPullingInterval = roundedIntervalMs; |
| long currentTimeMs = time(nullptr) * 1000; |
| long nextAlarmTimeMs = currentTimeMs + mCurrentPullingInterval - (currentTimeMs - mTimeBaseSec * 1000) % mCurrentPullingInterval; |
| if (mStatsCompanionService != nullptr) { |
| mStatsCompanionService->setPullingAlarms(nextAlarmTimeMs, mCurrentPullingInterval); |
| } else { |
| VLOG("Failed to update pulling interval"); |
| } |
| } |
| VLOG("Puller for tagId %d registered of %d", tagId, (int)receivers.size()); |
| } |
| |
| void StatsPullerManagerImpl::UnRegisterReceiver(int tagId, wp<PullDataReceiver> receiver) { |
| AutoMutex _l(mReceiversLock); |
| if (mReceivers.find(tagId) == mReceivers.end()) { |
| VLOG("Unknown pull code or no receivers: %d", tagId); |
| return; |
| } |
| auto& receivers = mReceivers.find(tagId)->second; |
| for (auto it = receivers.begin(); it != receivers.end(); it++) { |
| if (receiver == it->receiver) { |
| receivers.erase(it); |
| VLOG("Puller for tagId %d unregistered of %d", tagId, (int)receivers.size()); |
| return; |
| } |
| } |
| } |
| |
| void StatsPullerManagerImpl::OnAlarmFired() { |
| AutoMutex _l(mReceiversLock); |
| |
| uint64_t currentTimeMs = time(nullptr) /60 * 60 * 1000; |
| |
| vector<pair<int, vector<ReceiverInfo*>>> needToPull = |
| vector<pair<int, vector<ReceiverInfo*>>>(); |
| for (auto& pair : mReceivers) { |
| vector<ReceiverInfo*> receivers = vector<ReceiverInfo*>(); |
| if (pair.second.size() != 0) { |
| for (auto& receiverInfo : pair.second) { |
| if (receiverInfo.timeInfo.first + receiverInfo.timeInfo.second > currentTimeMs) { |
| receivers.push_back(&receiverInfo); |
| } |
| } |
| if (receivers.size() > 0) { |
| needToPull.push_back(make_pair(pair.first, receivers)); |
| } |
| } |
| } |
| |
| for (const auto& pullInfo : needToPull) { |
| vector<shared_ptr<LogEvent>> data; |
| if (Pull(pullInfo.first, &data)) { |
| for (const auto& receiverInfo : pullInfo.second) { |
| sp<PullDataReceiver> receiverPtr = receiverInfo->receiver.promote(); |
| if (receiverPtr != nullptr) { |
| receiverPtr->onDataPulled(data); |
| receiverInfo->timeInfo.second = currentTimeMs; |
| } else { |
| VLOG("receiver already gone."); |
| } |
| } |
| } |
| } |
| } |
| |
| int StatsPullerManagerImpl::ForceClearPullerCache() { |
| int totalCleared = 0; |
| for (auto puller : mPullers) { |
| totalCleared += puller.second->ForceClearCache(); |
| } |
| return totalCleared; |
| } |
| |
| int StatsPullerManagerImpl::ClearPullerCacheIfNecessary(long timestampSec) { |
| int totalCleared = 0; |
| for (auto puller : mPullers) { |
| totalCleared += puller.second->ClearCacheIfNecessary(timestampSec); |
| } |
| return totalCleared; |
| } |
| |
| } // namespace statsd |
| } // namespace os |
| } // namespace android |