| /****************************************************************************** |
| * |
| * Copyright 2016 Google, Inc. |
| * |
| * 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. |
| * |
| ******************************************************************************/ |
| |
| #include <unistd.h> |
| #include <algorithm> |
| #include <array> |
| #include <cerrno> |
| #include <chrono> |
| #include <cstdint> |
| #include <cstring> |
| #include <memory> |
| #include <mutex> |
| |
| #include <base/base64.h> |
| #include <base/logging.h> |
| #include <include/hardware/bt_av.h> |
| #include <statslog.h> |
| |
| #include "bluetooth/metrics/bluetooth.pb.h" |
| #include "osi/include/osi.h" |
| #include "stack/include/btm_api_types.h" |
| |
| #include "address_obfuscator.h" |
| #include "leaky_bonded_queue.h" |
| #include "metrics.h" |
| #include "time_util.h" |
| |
| namespace bluetooth { |
| |
| namespace common { |
| |
| using bluetooth::metrics::BluetoothMetricsProto::A2DPSession; |
| using bluetooth::metrics::BluetoothMetricsProto::A2dpSourceCodec; |
| using bluetooth::metrics::BluetoothMetricsProto::BluetoothLog; |
| using bluetooth::metrics::BluetoothMetricsProto::BluetoothSession; |
| using bluetooth::metrics::BluetoothMetricsProto:: |
| BluetoothSession_ConnectionTechnologyType; |
| using bluetooth::metrics::BluetoothMetricsProto:: |
| BluetoothSession_DisconnectReasonType; |
| using bluetooth::metrics::BluetoothMetricsProto::DeviceInfo; |
| using bluetooth::metrics::BluetoothMetricsProto::DeviceInfo_DeviceType; |
| using bluetooth::metrics::BluetoothMetricsProto::HeadsetProfileConnectionStats; |
| using bluetooth::metrics::BluetoothMetricsProto::HeadsetProfileType; |
| using bluetooth::metrics::BluetoothMetricsProto::HeadsetProfileType_ARRAYSIZE; |
| using bluetooth::metrics::BluetoothMetricsProto::HeadsetProfileType_IsValid; |
| using bluetooth::metrics::BluetoothMetricsProto::HeadsetProfileType_MAX; |
| using bluetooth::metrics::BluetoothMetricsProto::HeadsetProfileType_MIN; |
| using bluetooth::metrics::BluetoothMetricsProto::PairEvent; |
| using bluetooth::metrics::BluetoothMetricsProto::ScanEvent; |
| using bluetooth::metrics::BluetoothMetricsProto::ScanEvent_ScanEventType; |
| using bluetooth::metrics::BluetoothMetricsProto::ScanEvent_ScanTechnologyType; |
| using bluetooth::metrics::BluetoothMetricsProto::WakeEvent; |
| using bluetooth::metrics::BluetoothMetricsProto::WakeEvent_WakeEventType; |
| |
| static float combine_averages(float avg_a, int64_t ct_a, float avg_b, |
| int64_t ct_b) { |
| if (ct_a > 0 && ct_b > 0) { |
| return (avg_a * ct_a + avg_b * ct_b) / (ct_a + ct_b); |
| } else if (ct_b > 0) { |
| return avg_b; |
| } else { |
| return avg_a; |
| } |
| } |
| |
| static int32_t combine_averages(int32_t avg_a, int64_t ct_a, int32_t avg_b, |
| int64_t ct_b) { |
| if (ct_a > 0 && ct_b > 0) { |
| return (avg_a * ct_a + avg_b * ct_b) / (ct_a + ct_b); |
| } else if (ct_b > 0) { |
| return avg_b; |
| } else { |
| return avg_a; |
| } |
| } |
| |
| void A2dpSessionMetrics::Update(const A2dpSessionMetrics& metrics) { |
| if (metrics.audio_duration_ms >= 0) { |
| audio_duration_ms = std::max(static_cast<int64_t>(0), audio_duration_ms); |
| audio_duration_ms += metrics.audio_duration_ms; |
| } |
| if (metrics.media_timer_min_ms >= 0) { |
| if (media_timer_min_ms < 0) { |
| media_timer_min_ms = metrics.media_timer_min_ms; |
| } else { |
| media_timer_min_ms = |
| std::min(media_timer_min_ms, metrics.media_timer_min_ms); |
| } |
| } |
| if (metrics.media_timer_max_ms >= 0) { |
| media_timer_max_ms = |
| std::max(media_timer_max_ms, metrics.media_timer_max_ms); |
| } |
| if (metrics.media_timer_avg_ms >= 0 && metrics.total_scheduling_count >= 0) { |
| if (media_timer_avg_ms < 0 || total_scheduling_count < 0) { |
| media_timer_avg_ms = metrics.media_timer_avg_ms; |
| total_scheduling_count = metrics.total_scheduling_count; |
| } else { |
| media_timer_avg_ms = combine_averages( |
| media_timer_avg_ms, total_scheduling_count, |
| metrics.media_timer_avg_ms, metrics.total_scheduling_count); |
| total_scheduling_count += metrics.total_scheduling_count; |
| } |
| } |
| if (metrics.buffer_overruns_max_count >= 0) { |
| buffer_overruns_max_count = |
| std::max(buffer_overruns_max_count, metrics.buffer_overruns_max_count); |
| } |
| if (metrics.buffer_overruns_total >= 0) { |
| buffer_overruns_total = |
| std::max(static_cast<int32_t>(0), buffer_overruns_total); |
| buffer_overruns_total += metrics.buffer_overruns_total; |
| } |
| if (metrics.buffer_underruns_average >= 0 && |
| metrics.buffer_underruns_count >= 0) { |
| if (buffer_underruns_average < 0 || buffer_underruns_count < 0) { |
| buffer_underruns_average = metrics.buffer_underruns_average; |
| buffer_underruns_count = metrics.buffer_underruns_count; |
| } else { |
| buffer_underruns_average = combine_averages( |
| buffer_underruns_average, buffer_underruns_count, |
| metrics.buffer_underruns_average, metrics.buffer_underruns_count); |
| buffer_underruns_count += metrics.buffer_underruns_count; |
| } |
| } |
| if (codec_index < 0) { |
| codec_index = metrics.codec_index; |
| } |
| if (!is_a2dp_offload) { |
| is_a2dp_offload = metrics.is_a2dp_offload; |
| } |
| } |
| |
| bool A2dpSessionMetrics::operator==(const A2dpSessionMetrics& rhs) const { |
| return audio_duration_ms == rhs.audio_duration_ms && |
| media_timer_min_ms == rhs.media_timer_min_ms && |
| media_timer_max_ms == rhs.media_timer_max_ms && |
| media_timer_avg_ms == rhs.media_timer_avg_ms && |
| total_scheduling_count == rhs.total_scheduling_count && |
| buffer_overruns_max_count == rhs.buffer_overruns_max_count && |
| buffer_overruns_total == rhs.buffer_overruns_total && |
| buffer_underruns_average == rhs.buffer_underruns_average && |
| buffer_underruns_count == rhs.buffer_underruns_count && |
| codec_index == rhs.codec_index && |
| is_a2dp_offload == rhs.is_a2dp_offload; |
| } |
| |
| static DeviceInfo_DeviceType get_device_type(device_type_t type) { |
| switch (type) { |
| case DEVICE_TYPE_BREDR: |
| return DeviceInfo_DeviceType::DeviceInfo_DeviceType_DEVICE_TYPE_BREDR; |
| case DEVICE_TYPE_LE: |
| return DeviceInfo_DeviceType::DeviceInfo_DeviceType_DEVICE_TYPE_LE; |
| case DEVICE_TYPE_DUMO: |
| return DeviceInfo_DeviceType::DeviceInfo_DeviceType_DEVICE_TYPE_DUMO; |
| case DEVICE_TYPE_UNKNOWN: |
| default: |
| return DeviceInfo_DeviceType::DeviceInfo_DeviceType_DEVICE_TYPE_UNKNOWN; |
| } |
| } |
| |
| static BluetoothSession_ConnectionTechnologyType get_connection_tech_type( |
| connection_tech_t type) { |
| switch (type) { |
| case CONNECTION_TECHNOLOGY_TYPE_LE: |
| return BluetoothSession_ConnectionTechnologyType:: |
| BluetoothSession_ConnectionTechnologyType_CONNECTION_TECHNOLOGY_TYPE_LE; |
| case CONNECTION_TECHNOLOGY_TYPE_BREDR: |
| return BluetoothSession_ConnectionTechnologyType:: |
| BluetoothSession_ConnectionTechnologyType_CONNECTION_TECHNOLOGY_TYPE_BREDR; |
| case CONNECTION_TECHNOLOGY_TYPE_UNKNOWN: |
| default: |
| return BluetoothSession_ConnectionTechnologyType:: |
| BluetoothSession_ConnectionTechnologyType_CONNECTION_TECHNOLOGY_TYPE_UNKNOWN; |
| } |
| } |
| |
| static ScanEvent_ScanTechnologyType get_scan_tech_type(scan_tech_t type) { |
| switch (type) { |
| case SCAN_TECH_TYPE_LE: |
| return ScanEvent_ScanTechnologyType:: |
| ScanEvent_ScanTechnologyType_SCAN_TECH_TYPE_LE; |
| case SCAN_TECH_TYPE_BREDR: |
| return ScanEvent_ScanTechnologyType:: |
| ScanEvent_ScanTechnologyType_SCAN_TECH_TYPE_BREDR; |
| case SCAN_TECH_TYPE_BOTH: |
| return ScanEvent_ScanTechnologyType:: |
| ScanEvent_ScanTechnologyType_SCAN_TECH_TYPE_BOTH; |
| case SCAN_TYPE_UNKNOWN: |
| default: |
| return ScanEvent_ScanTechnologyType:: |
| ScanEvent_ScanTechnologyType_SCAN_TYPE_UNKNOWN; |
| } |
| } |
| |
| static WakeEvent_WakeEventType get_wake_event_type(wake_event_type_t type) { |
| switch (type) { |
| case WAKE_EVENT_ACQUIRED: |
| return WakeEvent_WakeEventType::WakeEvent_WakeEventType_ACQUIRED; |
| case WAKE_EVENT_RELEASED: |
| return WakeEvent_WakeEventType::WakeEvent_WakeEventType_RELEASED; |
| case WAKE_EVENT_UNKNOWN: |
| default: |
| return WakeEvent_WakeEventType::WakeEvent_WakeEventType_UNKNOWN; |
| } |
| } |
| |
| static BluetoothSession_DisconnectReasonType get_disconnect_reason_type( |
| disconnect_reason_t type) { |
| switch (type) { |
| case DISCONNECT_REASON_METRICS_DUMP: |
| return BluetoothSession_DisconnectReasonType:: |
| BluetoothSession_DisconnectReasonType_METRICS_DUMP; |
| case DISCONNECT_REASON_NEXT_START_WITHOUT_END_PREVIOUS: |
| return BluetoothSession_DisconnectReasonType:: |
| BluetoothSession_DisconnectReasonType_NEXT_START_WITHOUT_END_PREVIOUS; |
| case DISCONNECT_REASON_UNKNOWN: |
| default: |
| return BluetoothSession_DisconnectReasonType:: |
| BluetoothSession_DisconnectReasonType_UNKNOWN; |
| } |
| } |
| |
| static A2dpSourceCodec get_a2dp_source_codec(int64_t codec_index) { |
| switch (codec_index) { |
| case BTAV_A2DP_CODEC_INDEX_SOURCE_SBC: |
| return A2dpSourceCodec::A2DP_SOURCE_CODEC_SBC; |
| case BTAV_A2DP_CODEC_INDEX_SOURCE_AAC: |
| return A2dpSourceCodec::A2DP_SOURCE_CODEC_AAC; |
| case BTAV_A2DP_CODEC_INDEX_SOURCE_APTX: |
| return A2dpSourceCodec::A2DP_SOURCE_CODEC_APTX; |
| case BTAV_A2DP_CODEC_INDEX_SOURCE_APTX_HD: |
| return A2dpSourceCodec::A2DP_SOURCE_CODEC_APTX_HD; |
| case BTAV_A2DP_CODEC_INDEX_SOURCE_LDAC: |
| return A2dpSourceCodec::A2DP_SOURCE_CODEC_LDAC; |
| default: |
| return A2dpSourceCodec::A2DP_SOURCE_CODEC_UNKNOWN; |
| } |
| } |
| |
| struct BluetoothMetricsLogger::impl { |
| impl(size_t max_bluetooth_session, size_t max_pair_event, |
| size_t max_wake_event, size_t max_scan_event) |
| : bt_session_queue_( |
| new LeakyBondedQueue<BluetoothSession>(max_bluetooth_session)), |
| pair_event_queue_(new LeakyBondedQueue<PairEvent>(max_pair_event)), |
| wake_event_queue_(new LeakyBondedQueue<WakeEvent>(max_wake_event)), |
| scan_event_queue_(new LeakyBondedQueue<ScanEvent>(max_scan_event)) { |
| bluetooth_log_ = BluetoothLog::default_instance().New(); |
| headset_profile_connection_counts_.fill(0); |
| bluetooth_session_ = nullptr; |
| bluetooth_session_start_time_ms_ = 0; |
| a2dp_session_metrics_ = A2dpSessionMetrics(); |
| } |
| |
| /* Bluetooth log lock protected */ |
| BluetoothLog* bluetooth_log_; |
| std::array<int, HeadsetProfileType_ARRAYSIZE> |
| headset_profile_connection_counts_; |
| std::recursive_mutex bluetooth_log_lock_; |
| /* End Bluetooth log lock protected */ |
| /* Bluetooth session lock protected */ |
| BluetoothSession* bluetooth_session_; |
| uint64_t bluetooth_session_start_time_ms_; |
| A2dpSessionMetrics a2dp_session_metrics_; |
| std::recursive_mutex bluetooth_session_lock_; |
| /* End bluetooth session lock protected */ |
| std::unique_ptr<LeakyBondedQueue<BluetoothSession>> bt_session_queue_; |
| std::unique_ptr<LeakyBondedQueue<PairEvent>> pair_event_queue_; |
| std::unique_ptr<LeakyBondedQueue<WakeEvent>> wake_event_queue_; |
| std::unique_ptr<LeakyBondedQueue<ScanEvent>> scan_event_queue_; |
| }; |
| |
| BluetoothMetricsLogger::BluetoothMetricsLogger() |
| : pimpl_(new impl(kMaxNumBluetoothSession, kMaxNumPairEvent, |
| kMaxNumWakeEvent, kMaxNumScanEvent)) {} |
| |
| void BluetoothMetricsLogger::LogPairEvent(uint32_t disconnect_reason, |
| uint64_t timestamp_ms, |
| uint32_t device_class, |
| device_type_t device_type) { |
| PairEvent* event = new PairEvent(); |
| DeviceInfo* info = event->mutable_device_paired_with(); |
| info->set_device_class(device_class); |
| info->set_device_type(get_device_type(device_type)); |
| event->set_disconnect_reason(disconnect_reason); |
| event->set_event_time_millis(timestamp_ms); |
| pimpl_->pair_event_queue_->Enqueue(event); |
| { |
| std::lock_guard<std::recursive_mutex> lock(pimpl_->bluetooth_log_lock_); |
| pimpl_->bluetooth_log_->set_num_pair_event( |
| pimpl_->bluetooth_log_->num_pair_event() + 1); |
| } |
| } |
| |
| void BluetoothMetricsLogger::LogWakeEvent(wake_event_type_t type, |
| const std::string& requestor, |
| const std::string& name, |
| uint64_t timestamp_ms) { |
| WakeEvent* event = new WakeEvent(); |
| event->set_wake_event_type(get_wake_event_type(type)); |
| event->set_requestor(requestor); |
| event->set_name(name); |
| event->set_event_time_millis(timestamp_ms); |
| pimpl_->wake_event_queue_->Enqueue(event); |
| { |
| std::lock_guard<std::recursive_mutex> lock(pimpl_->bluetooth_log_lock_); |
| pimpl_->bluetooth_log_->set_num_wake_event( |
| pimpl_->bluetooth_log_->num_wake_event() + 1); |
| } |
| } |
| |
| void BluetoothMetricsLogger::LogScanEvent(bool start, |
| const std::string& initator, |
| scan_tech_t type, uint32_t results, |
| uint64_t timestamp_ms) { |
| ScanEvent* event = new ScanEvent(); |
| if (start) { |
| event->set_scan_event_type(ScanEvent::SCAN_EVENT_START); |
| } else { |
| event->set_scan_event_type(ScanEvent::SCAN_EVENT_STOP); |
| } |
| event->set_initiator(initator); |
| event->set_scan_technology_type(get_scan_tech_type(type)); |
| event->set_number_results(results); |
| event->set_event_time_millis(timestamp_ms); |
| pimpl_->scan_event_queue_->Enqueue(event); |
| { |
| std::lock_guard<std::recursive_mutex> lock(pimpl_->bluetooth_log_lock_); |
| pimpl_->bluetooth_log_->set_num_scan_event( |
| pimpl_->bluetooth_log_->num_scan_event() + 1); |
| } |
| } |
| |
| void BluetoothMetricsLogger::LogBluetoothSessionStart( |
| connection_tech_t connection_tech_type, uint64_t timestamp_ms) { |
| std::lock_guard<std::recursive_mutex> lock(pimpl_->bluetooth_session_lock_); |
| if (pimpl_->bluetooth_session_ != nullptr) { |
| LogBluetoothSessionEnd(DISCONNECT_REASON_NEXT_START_WITHOUT_END_PREVIOUS, |
| 0); |
| } |
| if (timestamp_ms == 0) { |
| timestamp_ms = bluetooth::common::time_get_os_boottime_ms(); |
| } |
| pimpl_->bluetooth_session_start_time_ms_ = timestamp_ms; |
| pimpl_->bluetooth_session_ = new BluetoothSession(); |
| pimpl_->bluetooth_session_->set_connection_technology_type( |
| get_connection_tech_type(connection_tech_type)); |
| } |
| |
| void BluetoothMetricsLogger::LogBluetoothSessionEnd( |
| disconnect_reason_t disconnect_reason, uint64_t timestamp_ms) { |
| std::lock_guard<std::recursive_mutex> lock(pimpl_->bluetooth_session_lock_); |
| if (pimpl_->bluetooth_session_ == nullptr) { |
| return; |
| } |
| if (timestamp_ms == 0) { |
| timestamp_ms = bluetooth::common::time_get_os_boottime_ms(); |
| } |
| int64_t session_duration_sec = |
| (timestamp_ms - pimpl_->bluetooth_session_start_time_ms_) / 1000; |
| pimpl_->bluetooth_session_->set_session_duration_sec(session_duration_sec); |
| pimpl_->bluetooth_session_->set_disconnect_reason_type( |
| get_disconnect_reason_type(disconnect_reason)); |
| pimpl_->bt_session_queue_->Enqueue(pimpl_->bluetooth_session_); |
| pimpl_->bluetooth_session_ = nullptr; |
| pimpl_->a2dp_session_metrics_ = A2dpSessionMetrics(); |
| { |
| std::lock_guard<std::recursive_mutex> log_lock(pimpl_->bluetooth_log_lock_); |
| pimpl_->bluetooth_log_->set_num_bluetooth_session( |
| pimpl_->bluetooth_log_->num_bluetooth_session() + 1); |
| } |
| } |
| |
| void BluetoothMetricsLogger::LogBluetoothSessionDeviceInfo( |
| uint32_t device_class, device_type_t device_type) { |
| std::lock_guard<std::recursive_mutex> lock(pimpl_->bluetooth_session_lock_); |
| if (pimpl_->bluetooth_session_ == nullptr) { |
| LogBluetoothSessionStart(CONNECTION_TECHNOLOGY_TYPE_UNKNOWN, 0); |
| } |
| DeviceInfo* info = pimpl_->bluetooth_session_->mutable_device_connected_to(); |
| info->set_device_class(device_class); |
| info->set_device_type(DeviceInfo::DEVICE_TYPE_BREDR); |
| } |
| |
| void BluetoothMetricsLogger::LogA2dpSession( |
| const A2dpSessionMetrics& a2dp_session_metrics) { |
| std::lock_guard<std::recursive_mutex> lock(pimpl_->bluetooth_session_lock_); |
| if (pimpl_->bluetooth_session_ == nullptr) { |
| // When no bluetooth session exist, create one on system's behalf |
| // Set connection type: for A2DP it is always BR/EDR |
| LogBluetoothSessionStart(CONNECTION_TECHNOLOGY_TYPE_BREDR, 0); |
| LogBluetoothSessionDeviceInfo(BTM_COD_MAJOR_AUDIO, DEVICE_TYPE_BREDR); |
| } |
| // Accumulate metrics |
| pimpl_->a2dp_session_metrics_.Update(a2dp_session_metrics); |
| // Get or allocate new A2DP session object |
| A2DPSession* a2dp_session = |
| pimpl_->bluetooth_session_->mutable_a2dp_session(); |
| a2dp_session->set_audio_duration_millis( |
| pimpl_->a2dp_session_metrics_.audio_duration_ms); |
| a2dp_session->set_media_timer_min_millis( |
| pimpl_->a2dp_session_metrics_.media_timer_min_ms); |
| a2dp_session->set_media_timer_max_millis( |
| pimpl_->a2dp_session_metrics_.media_timer_max_ms); |
| a2dp_session->set_media_timer_avg_millis( |
| pimpl_->a2dp_session_metrics_.media_timer_avg_ms); |
| a2dp_session->set_buffer_overruns_max_count( |
| pimpl_->a2dp_session_metrics_.buffer_overruns_max_count); |
| a2dp_session->set_buffer_overruns_total( |
| pimpl_->a2dp_session_metrics_.buffer_overruns_total); |
| a2dp_session->set_buffer_underruns_average( |
| pimpl_->a2dp_session_metrics_.buffer_underruns_average); |
| a2dp_session->set_buffer_underruns_count( |
| pimpl_->a2dp_session_metrics_.buffer_underruns_count); |
| a2dp_session->set_source_codec( |
| get_a2dp_source_codec(pimpl_->a2dp_session_metrics_.codec_index)); |
| a2dp_session->set_is_a2dp_offload( |
| pimpl_->a2dp_session_metrics_.is_a2dp_offload); |
| } |
| |
| void BluetoothMetricsLogger::LogHeadsetProfileRfcConnection( |
| tBTA_SERVICE_ID service_id) { |
| std::lock_guard<std::recursive_mutex> lock(pimpl_->bluetooth_log_lock_); |
| switch (service_id) { |
| case BTA_HSP_SERVICE_ID: |
| pimpl_->headset_profile_connection_counts_[HeadsetProfileType::HSP]++; |
| break; |
| case BTA_HFP_SERVICE_ID: |
| pimpl_->headset_profile_connection_counts_[HeadsetProfileType::HFP]++; |
| break; |
| default: |
| pimpl_->headset_profile_connection_counts_ |
| [HeadsetProfileType::HEADSET_PROFILE_UNKNOWN]++; |
| break; |
| } |
| return; |
| } |
| |
| void BluetoothMetricsLogger::WriteString(std::string* serialized) { |
| std::lock_guard<std::recursive_mutex> lock(pimpl_->bluetooth_log_lock_); |
| LOG(INFO) << __func__ << ": building metrics"; |
| Build(); |
| LOG(INFO) << __func__ << ": serializing metrics"; |
| if (!pimpl_->bluetooth_log_->SerializeToString(serialized)) { |
| LOG(ERROR) << __func__ << ": error serializing metrics"; |
| } |
| // Always clean up log objects |
| pimpl_->bluetooth_log_->Clear(); |
| } |
| |
| void BluetoothMetricsLogger::WriteBase64String(std::string* serialized) { |
| this->WriteString(serialized); |
| base::Base64Encode(*serialized, serialized); |
| } |
| |
| void BluetoothMetricsLogger::WriteBase64(int fd) { |
| std::string protoBase64; |
| this->WriteBase64String(&protoBase64); |
| ssize_t ret; |
| OSI_NO_INTR(ret = write(fd, protoBase64.c_str(), protoBase64.size())); |
| if (ret == -1) { |
| LOG(ERROR) << __func__ |
| << ": error writing to dumpsys fd: " << strerror(errno) << " (" |
| << std::to_string(errno) << ")"; |
| } |
| } |
| |
| void BluetoothMetricsLogger::CutoffSession() { |
| std::lock_guard<std::recursive_mutex> lock(pimpl_->bluetooth_session_lock_); |
| if (pimpl_->bluetooth_session_ != nullptr) { |
| BluetoothSession* new_bt_session = |
| new BluetoothSession(*pimpl_->bluetooth_session_); |
| new_bt_session->clear_a2dp_session(); |
| new_bt_session->clear_rfcomm_session(); |
| LogBluetoothSessionEnd(DISCONNECT_REASON_METRICS_DUMP, 0); |
| pimpl_->bluetooth_session_ = new_bt_session; |
| pimpl_->bluetooth_session_start_time_ms_ = |
| bluetooth::common::time_get_os_boottime_ms(); |
| pimpl_->a2dp_session_metrics_ = A2dpSessionMetrics(); |
| } |
| } |
| |
| void BluetoothMetricsLogger::Build() { |
| std::lock_guard<std::recursive_mutex> lock(pimpl_->bluetooth_log_lock_); |
| CutoffSession(); |
| BluetoothLog* bluetooth_log = pimpl_->bluetooth_log_; |
| while (!pimpl_->bt_session_queue_->Empty() && |
| static_cast<size_t>(bluetooth_log->session_size()) <= |
| pimpl_->bt_session_queue_->Capacity()) { |
| bluetooth_log->mutable_session()->AddAllocated( |
| pimpl_->bt_session_queue_->Dequeue()); |
| } |
| while (!pimpl_->pair_event_queue_->Empty() && |
| static_cast<size_t>(bluetooth_log->pair_event_size()) <= |
| pimpl_->pair_event_queue_->Capacity()) { |
| bluetooth_log->mutable_pair_event()->AddAllocated( |
| pimpl_->pair_event_queue_->Dequeue()); |
| } |
| while (!pimpl_->scan_event_queue_->Empty() && |
| static_cast<size_t>(bluetooth_log->scan_event_size()) <= |
| pimpl_->scan_event_queue_->Capacity()) { |
| bluetooth_log->mutable_scan_event()->AddAllocated( |
| pimpl_->scan_event_queue_->Dequeue()); |
| } |
| while (!pimpl_->wake_event_queue_->Empty() && |
| static_cast<size_t>(bluetooth_log->wake_event_size()) <= |
| pimpl_->wake_event_queue_->Capacity()) { |
| bluetooth_log->mutable_wake_event()->AddAllocated( |
| pimpl_->wake_event_queue_->Dequeue()); |
| } |
| while (!pimpl_->bt_session_queue_->Empty() && |
| static_cast<size_t>(bluetooth_log->wake_event_size()) <= |
| pimpl_->wake_event_queue_->Capacity()) { |
| bluetooth_log->mutable_wake_event()->AddAllocated( |
| pimpl_->wake_event_queue_->Dequeue()); |
| } |
| for (size_t i = 0; i < HeadsetProfileType_ARRAYSIZE; ++i) { |
| int num_times_connected = pimpl_->headset_profile_connection_counts_[i]; |
| if (HeadsetProfileType_IsValid(i) && num_times_connected > 0) { |
| HeadsetProfileConnectionStats* headset_profile_connection_stats = |
| bluetooth_log->add_headset_profile_connection_stats(); |
| // Able to static_cast because HeadsetProfileType_IsValid(i) is true |
| headset_profile_connection_stats->set_headset_profile_type( |
| static_cast<HeadsetProfileType>(i)); |
| headset_profile_connection_stats->set_num_times_connected( |
| num_times_connected); |
| } |
| } |
| pimpl_->headset_profile_connection_counts_.fill(0); |
| } |
| |
| void BluetoothMetricsLogger::ResetSession() { |
| std::lock_guard<std::recursive_mutex> lock(pimpl_->bluetooth_session_lock_); |
| if (pimpl_->bluetooth_session_ != nullptr) { |
| delete pimpl_->bluetooth_session_; |
| pimpl_->bluetooth_session_ = nullptr; |
| } |
| pimpl_->bluetooth_session_start_time_ms_ = 0; |
| pimpl_->a2dp_session_metrics_ = A2dpSessionMetrics(); |
| } |
| |
| void BluetoothMetricsLogger::ResetLog() { |
| std::lock_guard<std::recursive_mutex> lock(pimpl_->bluetooth_log_lock_); |
| pimpl_->bluetooth_log_->Clear(); |
| } |
| |
| void BluetoothMetricsLogger::Reset() { |
| ResetSession(); |
| ResetLog(); |
| pimpl_->bt_session_queue_->Clear(); |
| pimpl_->pair_event_queue_->Clear(); |
| pimpl_->wake_event_queue_->Clear(); |
| pimpl_->scan_event_queue_->Clear(); |
| } |
| void LogSdpAttribute(const RawAddress& address, uint16_t protocol_uuid, |
| uint16_t attribute_id, size_t attribute_size, |
| const char* attribute_value) { |
| // TODO (b/124229503) This is a no-op placeholder to reduce the number of |
| // reverts. This function is properly defined in |
| // 9d9df72cf3e2215af34c8be1e1c935b097853b85 |
| } |
| |
| void LogLinkLayerConnectionEvent(const RawAddress* address, |
| uint32_t connection_handle, |
| android::bluetooth::DirectionEnum direction, |
| uint16_t link_type, uint32_t hci_cmd, |
| uint16_t hci_event, uint16_t hci_ble_event, |
| uint16_t cmd_status, uint16_t reason_code) { |
| std::string obfuscated_id; |
| if (address != nullptr) { |
| obfuscated_id = AddressObfuscator::GetInstance()->Obfuscate(*address); |
| } |
| // nullptr and size 0 represent missing value for obfuscated_id |
| android::util::BytesField bytes_field( |
| address != nullptr ? obfuscated_id.c_str() : nullptr, |
| address != nullptr ? obfuscated_id.size() : 0); |
| int ret = android::util::stats_write( |
| android::util::BLUETOOTH_LINK_LAYER_CONNECTION_EVENT, bytes_field, |
| connection_handle, direction, link_type, hci_cmd, hci_event, |
| hci_ble_event, cmd_status, reason_code); |
| if (ret < 0) { |
| LOG(WARNING) << __func__ << ": failed to log status " << loghex(cmd_status) |
| << ", reason " << loghex(reason_code) << " from cmd " |
| << loghex(hci_cmd) << ", event " << loghex(hci_event) |
| << ", ble_event " << loghex(hci_ble_event) << " for " |
| << address << ", handle " << connection_handle << ", type " |
| << loghex(link_type) << ", error " << ret; |
| } |
| } |
| |
| void LogHciTimeoutEvent(uint32_t hci_cmd) { |
| int ret = |
| android::util::stats_write(android::util::BLUETOOTH_HCI_TIMEOUT_REPORTED, |
| static_cast<int64_t>(hci_cmd)); |
| if (ret < 0) { |
| LOG(WARNING) << __func__ << ": failed for opcode " << loghex(hci_cmd) |
| << ", error " << ret; |
| } |
| } |
| |
| void LogRemoteVersionInfo(uint16_t handle, uint8_t status, uint8_t version, |
| uint16_t manufacturer_name, uint16_t subversion) { |
| int ret = android::util::stats_write( |
| android::util::BLUETOOTH_REMOTE_VERSION_INFO_REPORTED, handle, status, |
| version, manufacturer_name, subversion); |
| if (ret < 0) { |
| LOG(WARNING) << __func__ << ": failed for handle " << handle << ", status " |
| << loghex(status) << ", version " << loghex(version) |
| << ", manufacturer_name " << loghex(manufacturer_name) |
| << ", subversion " << loghex(subversion) << ", error " << ret; |
| } |
| } |
| |
| void LogA2dpAudioUnderrunEvent(const RawAddress& address, |
| uint64_t encoding_interval_millis, |
| int num_missing_pcm_bytes) { |
| std::string obfuscated_id; |
| if (!address.IsEmpty()) { |
| obfuscated_id = AddressObfuscator::GetInstance()->Obfuscate(address); |
| } |
| // nullptr and size 0 represent missing value for obfuscated_id |
| android::util::BytesField bytes_field( |
| address.IsEmpty() ? nullptr : obfuscated_id.c_str(), |
| address.IsEmpty() ? 0 : obfuscated_id.size()); |
| int64_t encoding_interval_nanos = encoding_interval_millis * 1000000; |
| int ret = android::util::stats_write( |
| android::util::BLUETOOTH_A2DP_AUDIO_UNDERRUN_REPORTED, bytes_field, |
| encoding_interval_nanos, num_missing_pcm_bytes); |
| if (ret < 0) { |
| LOG(WARNING) << __func__ << ": failed for " << address |
| << ", encoding_interval_nanos " << encoding_interval_nanos |
| << ", num_missing_pcm_bytes " << num_missing_pcm_bytes |
| << ", error " << ret; |
| } |
| } |
| |
| void LogA2dpAudioOverrunEvent(const RawAddress& address, |
| uint64_t encoding_interval_millis, |
| int num_dropped_buffers, |
| int num_dropped_encoded_frames, |
| int num_dropped_encoded_bytes) { |
| std::string obfuscated_id; |
| if (!address.IsEmpty()) { |
| obfuscated_id = AddressObfuscator::GetInstance()->Obfuscate(address); |
| } |
| // nullptr and size 0 represent missing value for obfuscated_id |
| android::util::BytesField bytes_field( |
| address.IsEmpty() ? nullptr : obfuscated_id.c_str(), |
| address.IsEmpty() ? 0 : obfuscated_id.size()); |
| int64_t encoding_interval_nanos = encoding_interval_millis * 1000000; |
| int ret = android::util::stats_write( |
| android::util::BLUETOOTH_A2DP_AUDIO_OVERRUN_REPORTED, bytes_field, |
| encoding_interval_nanos, num_dropped_buffers, num_dropped_encoded_frames, |
| num_dropped_encoded_bytes); |
| if (ret < 0) { |
| LOG(WARNING) << __func__ << ": failed to log for " << address |
| << ", encoding_interval_nanos " << encoding_interval_nanos |
| << ", num_dropped_buffers " << num_dropped_buffers |
| << ", num_dropped_encoded_frames " |
| << num_dropped_encoded_frames << ", num_dropped_encoded_bytes " |
| << num_dropped_encoded_bytes << ", error " << ret; |
| } |
| } |
| |
| void LogReadRssiResult(const RawAddress& address, uint16_t handle, |
| uint32_t cmd_status, int8_t rssi) { |
| std::string obfuscated_id; |
| if (!address.IsEmpty()) { |
| obfuscated_id = AddressObfuscator::GetInstance()->Obfuscate(address); |
| } |
| // nullptr and size 0 represent missing value for obfuscated_id |
| android::util::BytesField bytes_field( |
| address.IsEmpty() ? nullptr : obfuscated_id.c_str(), |
| address.IsEmpty() ? 0 : obfuscated_id.size()); |
| int ret = |
| android::util::stats_write(android::util::BLUETOOTH_DEVICE_RSSI_REPORTED, |
| bytes_field, handle, cmd_status, rssi); |
| if (ret < 0) { |
| LOG(WARNING) << __func__ << ": failed for " << address << ", handle " |
| << handle << ", status " << loghex(cmd_status) << ", rssi " |
| << rssi << " dBm, error " << ret; |
| } |
| } |
| |
| void LogReadFailedContactCounterResult(const RawAddress& address, |
| uint16_t handle, uint32_t cmd_status, |
| int32_t failed_contact_counter) { |
| std::string obfuscated_id; |
| if (!address.IsEmpty()) { |
| obfuscated_id = AddressObfuscator::GetInstance()->Obfuscate(address); |
| } |
| // nullptr and size 0 represent missing value for obfuscated_id |
| android::util::BytesField bytes_field( |
| address.IsEmpty() ? nullptr : obfuscated_id.c_str(), |
| address.IsEmpty() ? 0 : obfuscated_id.size()); |
| int ret = android::util::stats_write( |
| android::util::BLUETOOTH_DEVICE_FAILED_CONTACT_COUNTER_REPORTED, |
| bytes_field, handle, cmd_status, failed_contact_counter); |
| if (ret < 0) { |
| LOG(WARNING) << __func__ << ": failed for " << address << ", handle " |
| << handle << ", status " << loghex(cmd_status) |
| << ", failed_contact_counter " << failed_contact_counter |
| << " packets, error " << ret; |
| } |
| } |
| |
| void LogReadTxPowerLevelResult(const RawAddress& address, uint16_t handle, |
| uint32_t cmd_status, |
| int32_t transmit_power_level) { |
| std::string obfuscated_id; |
| if (!address.IsEmpty()) { |
| obfuscated_id = AddressObfuscator::GetInstance()->Obfuscate(address); |
| } |
| // nullptr and size 0 represent missing value for obfuscated_id |
| android::util::BytesField bytes_field( |
| address.IsEmpty() ? nullptr : obfuscated_id.c_str(), |
| address.IsEmpty() ? 0 : obfuscated_id.size()); |
| int ret = android::util::stats_write( |
| android::util::BLUETOOTH_DEVICE_TX_POWER_LEVEL_REPORTED, bytes_field, |
| handle, cmd_status, transmit_power_level); |
| if (ret < 0) { |
| LOG(WARNING) << __func__ << ": failed for " << address << ", handle " |
| << handle << ", status " << loghex(cmd_status) |
| << ", transmit_power_level " << transmit_power_level |
| << " packets, error " << ret; |
| } |
| } |
| |
| void LogSmpPairingEvent(const RawAddress& address, uint8_t smp_cmd, |
| android::bluetooth::DirectionEnum direction, |
| uint8_t smp_fail_reason) { |
| std::string obfuscated_id; |
| if (!address.IsEmpty()) { |
| obfuscated_id = AddressObfuscator::GetInstance()->Obfuscate(address); |
| } |
| // nullptr and size 0 represent missing value for obfuscated_id |
| android::util::BytesField obfuscated_id_field( |
| address.IsEmpty() ? nullptr : obfuscated_id.c_str(), |
| address.IsEmpty() ? 0 : obfuscated_id.size()); |
| int ret = android::util::stats_write( |
| android::util::BLUETOOTH_SMP_PAIRING_EVENT_REPORTED, obfuscated_id_field, |
| smp_cmd, direction, smp_fail_reason); |
| if (ret < 0) { |
| LOG(WARNING) << __func__ << ": failed for " << address << ", smp_cmd " |
| << loghex(smp_cmd) << ", direction " << direction |
| << ", smp_fail_reason " << loghex(smp_fail_reason) |
| << ", error " << ret; |
| } |
| } |
| |
| void LogClassicPairingEvent(const RawAddress& address, uint16_t handle, |
| uint32_t hci_cmd, uint16_t hci_event, |
| uint16_t cmd_status, uint16_t reason_code) { |
| std::string obfuscated_id; |
| if (!address.IsEmpty()) { |
| obfuscated_id = AddressObfuscator::GetInstance()->Obfuscate(address); |
| } |
| // nullptr and size 0 represent missing value for obfuscated_id |
| android::util::BytesField obfuscated_id_field( |
| address.IsEmpty() ? nullptr : obfuscated_id.c_str(), |
| address.IsEmpty() ? 0 : obfuscated_id.size()); |
| int ret = android::util::stats_write( |
| android::util::BLUETOOTH_CLASSIC_PAIRING_EVENT_REPORTED, |
| obfuscated_id_field, handle, hci_cmd, hci_event, cmd_status, reason_code); |
| if (ret < 0) { |
| LOG(WARNING) << __func__ << ": failed for " << address << ", handle " |
| << handle << ", hci_cmd " << loghex(hci_cmd) << ", hci_event " |
| << loghex(hci_event) << ", cmd_status " << loghex(cmd_status) |
| << ", reason " << loghex(reason_code) << ", error " << ret; |
| } |
| } |
| |
| void LogSdpAttribute(const RawAddress& address, uint16_t protocol_uuid, |
| uint16_t attribute_id, size_t attribute_size, |
| const char* attribute_value) { |
| std::string obfuscated_id; |
| if (!address.IsEmpty()) { |
| obfuscated_id = AddressObfuscator::GetInstance()->Obfuscate(address); |
| } |
| // nullptr and size 0 represent missing value for obfuscated_id |
| android::util::BytesField obfuscated_id_field( |
| address.IsEmpty() ? nullptr : obfuscated_id.c_str(), |
| address.IsEmpty() ? 0 : obfuscated_id.size()); |
| android::util::BytesField attribute_field(attribute_value, attribute_size); |
| int ret = android::util::stats_write( |
| android::util::BLUETOOTH_SDP_ATTRIBUTE_REPORTED, obfuscated_id_field, |
| protocol_uuid, attribute_id, attribute_field); |
| if (ret < 0) { |
| LOG(WARNING) << __func__ << ": failed for " << address << ", protocol_uuid " |
| << loghex(protocol_uuid) << ", attribute_id " |
| << loghex(attribute_id) << ", error " << ret; |
| } |
| } |
| |
| void LogSocketConnectionState( |
| const RawAddress& address, int port, int type, |
| android::bluetooth::SocketConnectionstateEnum connection_state, |
| int64_t tx_bytes, int64_t rx_bytes, int uid, int server_port, |
| android::bluetooth::SocketRoleEnum socket_role) { |
| std::string obfuscated_id; |
| if (!address.IsEmpty()) { |
| obfuscated_id = AddressObfuscator::GetInstance()->Obfuscate(address); |
| } |
| // nullptr and size 0 represent missing value for obfuscated_id |
| android::util::BytesField obfuscated_id_field( |
| address.IsEmpty() ? nullptr : obfuscated_id.c_str(), |
| address.IsEmpty() ? 0 : obfuscated_id.size()); |
| int ret = android::util::stats_write( |
| android::util::BLUETOOTH_SOCKET_CONNECTION_STATE_CHANGED, |
| obfuscated_id_field, port, type, connection_state, tx_bytes, rx_bytes, |
| uid, server_port, socket_role); |
| if (ret < 0) { |
| LOG(WARNING) << __func__ << ": failed for " << address << ", port " << port |
| << ", type " << type << ", state " << connection_state |
| << ", tx_bytes " << tx_bytes << ", rx_bytes " << rx_bytes |
| << ", uid " << uid << ", server_port " << server_port |
| << ", socket_role " << socket_role << ", error " << ret; |
| } |
| } |
| |
| void LogManufacturerInfo(const RawAddress& address, |
| android::bluetooth::DeviceInfoSrcEnum source_type, |
| const std::string& source_name, |
| const std::string& manufacturer, |
| const std::string& model, |
| const std::string& hardware_version, |
| const std::string& software_version) { |
| std::string obfuscated_id; |
| if (!address.IsEmpty()) { |
| obfuscated_id = AddressObfuscator::GetInstance()->Obfuscate(address); |
| } |
| // nullptr and size 0 represent missing value for obfuscated_id |
| android::util::BytesField obfuscated_id_field( |
| address.IsEmpty() ? nullptr : obfuscated_id.c_str(), |
| address.IsEmpty() ? 0 : obfuscated_id.size()); |
| int ret = android::util::stats_write( |
| android::util::BLUETOOTH_DEVICE_INFO_REPORTED, obfuscated_id_field, |
| source_type, source_name.c_str(), manufacturer.c_str(), model.c_str(), |
| hardware_version.c_str(), software_version.c_str()); |
| if (ret < 0) { |
| LOG(WARNING) << __func__ << ": failed for " << address << ", source_type " |
| << source_type << ", source_name " << source_name |
| << ", manufacturer " << manufacturer << ", model " << model |
| << ", hardware_version " << hardware_version |
| << ", software_version " << software_version << ", error " |
| << ret; |
| } |
| } |
| |
| } // namespace common |
| |
| } // namespace bluetooth |