| // Copyright (c) 2012 The Chromium OS Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "shill/metrics.h" |
| |
| #include <base/string_util.h> |
| #include <base/stringprintf.h> |
| #include <chromeos/dbus/service_constants.h> |
| #include <metrics/bootstat.h> |
| |
| #include "shill/ieee80211.h" |
| #include "shill/link_monitor.h" |
| #include "shill/logging.h" |
| #include "shill/wifi_service.h" |
| |
| using std::string; |
| using std::tr1::shared_ptr; |
| |
| namespace shill { |
| |
| // static |
| // Our disconnect enumeration values are 0 (System Disconnect) and |
| // 1 (User Disconnect), see histograms.xml, but Chrome needs a minimum |
| // enum value of 1 and the minimum number of buckets needs to be 3 (see |
| // histogram.h). Instead of remapping System Disconnect to 1 and |
| // User Disconnect to 2, we can just leave the enumerated values as-is |
| // because Chrome implicitly creates a [0-1) bucket for us. Using Min=1, |
| // Max=2 and NumBuckets=3 gives us the following three buckets: |
| // [0-1), [1-2), [2-INT_MAX). We end up with an extra bucket [2-INT_MAX) |
| // that we can safely ignore. |
| const char Metrics::kMetricDisconnect[] = "Network.Shill.%s.Disconnect"; |
| const int Metrics::kMetricDisconnectMax = 2; |
| const int Metrics::kMetricDisconnectMin = 1; |
| const int Metrics::kMetricDisconnectNumBuckets = 3; |
| |
| const char Metrics::kMetricNetworkChannel[] = "Network.Shill.%s.Channel"; |
| const int Metrics::kMetricNetworkChannelMax = Metrics::kWiFiChannelMax; |
| const char Metrics::kMetricNetworkPhyMode[] = "Network.Shill.%s.PhyMode"; |
| const int Metrics::kMetricNetworkPhyModeMax = Metrics::kWiFiNetworkPhyModeMax; |
| const char Metrics::kMetricNetworkSecurity[] = "Network.Shill.%s.Security"; |
| const int Metrics::kMetricNetworkSecurityMax = Metrics::kWiFiSecurityMax; |
| const char Metrics::kMetricNetworkServiceErrors[] = |
| "Network.Shill.ServiceErrors"; |
| const int Metrics::kMetricNetworkServiceErrorsMax = Service::kFailureMax; |
| const char Metrics::kMetricNetworkSignalStrength[] = |
| "Network.Shill.%s.SignalStrength"; |
| const int Metrics::kMetricNetworkSignalStrengthMax = 200; |
| const int Metrics::kMetricNetworkSignalStrengthMin = 0; |
| const int Metrics::kMetricNetworkSignalStrengthNumBuckets = 40; |
| |
| const char Metrics::kMetricTimeOnlineSeconds[] = "Network.Shill.%s.TimeOnline"; |
| const int Metrics::kMetricTimeOnlineSecondsMax = 8 * 60 * 60; // 8 hours |
| const int Metrics::kMetricTimeOnlineSecondsMin = 1; |
| |
| const char Metrics::kMetricTimeToDropSeconds[] = "Network.Shill.TimeToDrop";; |
| const int Metrics::kMetricTimeToDropSecondsMax = 8 * 60 * 60; // 8 hours |
| const int Metrics::kMetricTimeToDropSecondsMin = 1; |
| |
| const char Metrics::kMetricTimeResumeToReadyMilliseconds[] = |
| "Network.Shill.%s.TimeResumeToReady"; |
| const char Metrics::kMetricTimeToConfigMilliseconds[] = |
| "Network.Shill.%s.TimeToConfig"; |
| const char Metrics::kMetricTimeToJoinMilliseconds[] = |
| "Network.Shill.%s.TimeToJoin"; |
| const char Metrics::kMetricTimeToOnlineMilliseconds[] = |
| "Network.Shill.%s.TimeToOnline"; |
| const char Metrics::kMetricTimeToPortalMilliseconds[] = |
| "Network.Shill.%s.TimeToPortal"; |
| const int Metrics::kTimerHistogramMillisecondsMax = 45 * 1000; |
| const int Metrics::kTimerHistogramMillisecondsMin = 1; |
| const int Metrics::kTimerHistogramNumBuckets = 50; |
| |
| const char Metrics::kMetricPortalAttempts[] = |
| "Network.Shill.%s.PortalAttempts"; |
| const int Metrics::kMetricPortalAttemptsMax = |
| PortalDetector::kMaxRequestAttempts; |
| const int Metrics::kMetricPortalAttemptsMin = 1; |
| const int Metrics::kMetricPortalAttemptsNumBuckets = |
| Metrics::kMetricPortalAttemptsMax; |
| |
| const char Metrics::kMetricPortalAttemptsToOnline[] = |
| "Network.Shill.%s.PortalAttemptsToOnline"; |
| const int Metrics::kMetricPortalAttemptsToOnlineMax = 100; |
| const int Metrics::kMetricPortalAttemptsToOnlineMin = 1; |
| const int Metrics::kMetricPortalAttemptsToOnlineNumBuckets = 10; |
| |
| const char Metrics::kMetricPortalResult[] = "Network.Shill.%s.PortalResult"; |
| |
| const char Metrics::kMetricTerminationActionTimeOnTerminate[] = |
| "Network.Shill.TerminationActionTime.OnTerminate"; |
| const char Metrics::kMetricTerminationActionResultOnTerminate[] = |
| "Network.Shill.TerminationActionResult.OnTerminate"; |
| const char Metrics::kMetricTerminationActionTimeOnSuspend[] = |
| "Network.Shill.TerminationActionTime.OnSuspend"; |
| const char Metrics::kMetricTerminationActionResultOnSuspend[] = |
| "Network.Shill.TerminationActionResult.OnSuspend"; |
| const int Metrics::kMetricTerminationActionTimeMillisecondsMax = 10000; |
| const int Metrics::kMetricTerminationActionTimeMillisecondsMin = 1; |
| |
| // static |
| const uint16 Metrics::kWiFiBandwidth5MHz = 5; |
| const uint16 Metrics::kWiFiBandwidth20MHz = 20; |
| const uint16 Metrics::kWiFiFrequency2412 = 2412; |
| const uint16 Metrics::kWiFiFrequency2472 = 2472; |
| const uint16 Metrics::kWiFiFrequency2484 = 2484; |
| const uint16 Metrics::kWiFiFrequency5170 = 5170; |
| const uint16 Metrics::kWiFiFrequency5180 = 5180; |
| const uint16 Metrics::kWiFiFrequency5230 = 5230; |
| const uint16 Metrics::kWiFiFrequency5240 = 5240; |
| const uint16 Metrics::kWiFiFrequency5320 = 5320; |
| const uint16 Metrics::kWiFiFrequency5500 = 5500; |
| const uint16 Metrics::kWiFiFrequency5700 = 5700; |
| const uint16 Metrics::kWiFiFrequency5745 = 5745; |
| const uint16 Metrics::kWiFiFrequency5825 = 5825; |
| |
| // static |
| const char Metrics::kMetricPowerManagerKey[] = "metrics"; |
| |
| // static |
| const char Metrics::kMetricLinkMonitorFailure[] = |
| "Network.Shill.%s.LinkMonitorFailure"; |
| const char Metrics::kMetricLinkMonitorResponseTimeSample[] = |
| "Network.Shill.%s.LinkMonitorResponseTimeSample"; |
| const int Metrics::kMetricLinkMonitorResponseTimeSampleMin = 0; |
| const int Metrics::kMetricLinkMonitorResponseTimeSampleMax = |
| LinkMonitor::kTestPeriodMilliseconds; |
| const int Metrics::kMetricLinkMonitorResponseTimeSampleNumBuckets = 50; |
| const char Metrics::kMetricLinkMonitorSecondsToFailure[] = |
| "Network.Shill.%s.LinkMonitorSecondsToFailure"; |
| const int Metrics::kMetricLinkMonitorSecondsToFailureMin = 0; |
| const int Metrics::kMetricLinkMonitorSecondsToFailureMax = 7200; |
| const int Metrics::kMetricLinkMonitorSecondsToFailureNumBuckets = 50; |
| const char Metrics::kMetricLinkMonitorBroadcastErrorsAtFailure[] = |
| "Network.Shill.%s.LinkMonitorBroadcastErrorsAtFailure"; |
| const char Metrics::kMetricLinkMonitorUnicastErrorsAtFailure[] = |
| "Network.Shill.%s.LinkMonitorUnicastErrorsAtFailure"; |
| const int Metrics::kMetricLinkMonitorErrorCountMin = 0; |
| const int Metrics::kMetricLinkMonitorErrorCountMax = |
| LinkMonitor::kFailureThreshold; |
| const int Metrics::kMetricLinkMonitorErrorCountNumBuckets = |
| LinkMonitor::kFailureThreshold + 1; |
| |
| // static |
| const char Metrics::kMetricLinkClientDisconnectReason[] = |
| "Network.Shill.WiFi.ClientDisconnectReason"; |
| const char Metrics::kMetricLinkApDisconnectReason[] = |
| "Network.Shill.WiFi.ApDisconnectReason"; |
| const char Metrics::kMetricLinkClientDisconnectType[] = |
| "Network.Shill.WiFi.ClientDisconnectType"; |
| const char Metrics::kMetricLinkApDisconnectType[] = |
| "Network.Shill.WiFi.ApDisconnectType"; |
| |
| |
| Metrics::Metrics() |
| : library_(&metrics_library_), |
| last_default_technology_(Technology::kUnknown), |
| was_online_(false), |
| time_online_timer_(new chromeos_metrics::Timer), |
| time_to_drop_timer_(new chromeos_metrics::Timer), |
| time_resume_to_ready_timer_(new chromeos_metrics::Timer), |
| time_termination_actions_timer(new chromeos_metrics::Timer), |
| collect_bootstats_(true) { |
| metrics_library_.Init(); |
| chromeos_metrics::TimerReporter::set_metrics_lib(library_); |
| } |
| |
| Metrics::~Metrics() {} |
| |
| // static |
| Metrics::WiFiChannel Metrics::WiFiFrequencyToChannel(uint16 frequency) { |
| WiFiChannel channel = kWiFiChannelUndef; |
| if (kWiFiFrequency2412 <= frequency && frequency <= kWiFiFrequency2472) { |
| if (((frequency - kWiFiFrequency2412) % kWiFiBandwidth5MHz) == 0) |
| channel = static_cast<WiFiChannel>( |
| kWiFiChannel2412 + |
| (frequency - kWiFiFrequency2412) / kWiFiBandwidth5MHz); |
| } else if (frequency == kWiFiFrequency2484) { |
| channel = kWiFiChannel2484; |
| } else if (kWiFiFrequency5170 <= frequency && |
| frequency <= kWiFiFrequency5230) { |
| if ((frequency % kWiFiBandwidth20MHz) == 0) |
| channel = static_cast<WiFiChannel>( |
| kWiFiChannel5180 + |
| (frequency - kWiFiFrequency5180) / kWiFiBandwidth20MHz); |
| if ((frequency % kWiFiBandwidth20MHz) == 10) |
| channel = static_cast<WiFiChannel>( |
| kWiFiChannel5170 + |
| (frequency - kWiFiFrequency5170) / kWiFiBandwidth20MHz); |
| } else if (kWiFiFrequency5240 <= frequency && |
| frequency <= kWiFiFrequency5320) { |
| if (((frequency - kWiFiFrequency5180) % kWiFiBandwidth20MHz) == 0) |
| channel = static_cast<WiFiChannel>( |
| kWiFiChannel5180 + |
| (frequency - kWiFiFrequency5180) / kWiFiBandwidth20MHz); |
| } else if (kWiFiFrequency5500 <= frequency && |
| frequency <= kWiFiFrequency5700) { |
| if (((frequency - kWiFiFrequency5500) % kWiFiBandwidth20MHz) == 0) |
| channel = static_cast<WiFiChannel>( |
| kWiFiChannel5500 + |
| (frequency - kWiFiFrequency5500) / kWiFiBandwidth20MHz); |
| } else if (kWiFiFrequency5745 <= frequency && |
| frequency <= kWiFiFrequency5825) { |
| if (((frequency - kWiFiFrequency5745) % kWiFiBandwidth20MHz) == 0) |
| channel = static_cast<WiFiChannel>( |
| kWiFiChannel5745 + |
| (frequency - kWiFiFrequency5745) / kWiFiBandwidth20MHz); |
| } |
| CHECK(kWiFiChannelUndef <= channel && channel < kWiFiChannelMax); |
| |
| if (channel == kWiFiChannelUndef) |
| LOG(WARNING) << "no mapping for frequency " << frequency; |
| else |
| SLOG(Metrics, 3) << "map " << frequency << " to " << channel; |
| |
| return channel; |
| } |
| |
| // static |
| Metrics::WiFiSecurity Metrics::WiFiSecurityStringToEnum( |
| const std::string &security) { |
| if (security == flimflam::kSecurityNone) { |
| return kWiFiSecurityNone; |
| } else if (security == flimflam::kSecurityWep) { |
| return kWiFiSecurityWep; |
| } else if (security == flimflam::kSecurityWpa) { |
| return kWiFiSecurityWpa; |
| } else if (security == flimflam::kSecurityRsn) { |
| return kWiFiSecurityRsn; |
| } else if (security == flimflam::kSecurity8021x) { |
| return kWiFiSecurity8021x; |
| } else if (security == flimflam::kSecurityPsk) { |
| return kWiFiSecurityPsk; |
| } else { |
| return kWiFiSecurityUnknown; |
| } |
| } |
| |
| // static |
| Metrics::PortalResult Metrics::PortalDetectionResultToEnum( |
| const PortalDetector::Result &result) { |
| DCHECK(result.final); |
| PortalResult retval = kPortalResultUnknown; |
| // The only time we should end a successful portal detection is when we're |
| // in the Content phase. If we end with kStatusSuccess in any other phase, |
| // then this indicates that something bad has happened. |
| switch (result.phase) { |
| case PortalDetector::kPhaseDNS: |
| if (result.status == PortalDetector::kStatusFailure) |
| retval = kPortalResultDNSFailure; |
| else if (result.status == PortalDetector::kStatusTimeout) |
| retval = kPortalResultDNSTimeout; |
| else |
| LOG(DFATAL) << __func__ << ": Final result status " << result.status |
| << " is not allowed in the DNS phase"; |
| break; |
| |
| case PortalDetector::kPhaseConnection: |
| if (result.status == PortalDetector::kStatusFailure) |
| retval = kPortalResultConnectionFailure; |
| else if (result.status == PortalDetector::kStatusTimeout) |
| retval = kPortalResultConnectionTimeout; |
| else |
| LOG(DFATAL) << __func__ << ": Final result status " << result.status |
| << " is not allowed in the Connection phase"; |
| break; |
| |
| case PortalDetector::kPhaseHTTP: |
| if (result.status == PortalDetector::kStatusFailure) |
| retval = kPortalResultHTTPFailure; |
| else if (result.status == PortalDetector::kStatusTimeout) |
| retval = kPortalResultHTTPTimeout; |
| else |
| LOG(DFATAL) << __func__ << ": Final result status " << result.status |
| << " is not allowed in the HTTP phase"; |
| break; |
| |
| case PortalDetector::kPhaseContent: |
| if (result.status == PortalDetector::kStatusSuccess) |
| retval = kPortalResultSuccess; |
| else if (result.status == PortalDetector::kStatusFailure) |
| retval = kPortalResultContentFailure; |
| else if (result.status == PortalDetector::kStatusTimeout) |
| retval = kPortalResultContentTimeout; |
| else |
| LOG(DFATAL) << __func__ << ": Final result status " << result.status |
| << " is not allowed in the Content phase"; |
| break; |
| |
| case PortalDetector::kPhaseUnknown: |
| retval = kPortalResultUnknown; |
| break; |
| |
| default: |
| LOG(DFATAL) << __func__ << ": Invalid phase " << result.phase; |
| break; |
| } |
| |
| return retval; |
| } |
| |
| void Metrics::RegisterService(const Service *service) { |
| shared_ptr<ServiceMetrics> service_metrics(new ServiceMetrics); |
| services_metrics_[service] = service_metrics; |
| service_metrics->service = service; |
| InitializeCommonServiceMetrics(service); |
| service->InitializeCustomMetrics(); |
| } |
| |
| void Metrics::DeregisterService(const Service *service) { |
| services_metrics_.erase(service); |
| } |
| |
| void Metrics::AddServiceStateTransitionTimer( |
| const Service *service, |
| const string &histogram_name, |
| Service::ConnectState start_state, |
| Service::ConnectState stop_state) { |
| ServiceMetricsLookupMap::iterator it = services_metrics_.find(service); |
| if (it == services_metrics_.end()) { |
| SLOG(Metrics, 1) << "service not found"; |
| DCHECK(false); |
| return; |
| } |
| ServiceMetrics *service_metrics = it->second.get(); |
| CHECK(start_state < stop_state); |
| chromeos_metrics::TimerReporter *timer = |
| new chromeos_metrics::TimerReporter(histogram_name, |
| kTimerHistogramMillisecondsMin, |
| kTimerHistogramMillisecondsMax, |
| kTimerHistogramNumBuckets); |
| service_metrics->timers.push_back(timer); // passes ownership. |
| service_metrics->start_on_state[start_state].push_back(timer); |
| service_metrics->stop_on_state[stop_state].push_back(timer); |
| } |
| |
| void Metrics::NotifyDefaultServiceChanged(const Service *service) { |
| base::TimeDelta elapsed_seconds; |
| |
| Technology::Identifier technology = (service) ? service->technology() : |
| Technology::kUnknown; |
| if (technology != last_default_technology_) { |
| if (last_default_technology_ != Technology::kUnknown) { |
| string histogram = GetFullMetricName(kMetricTimeOnlineSeconds, |
| last_default_technology_); |
| time_online_timer_->GetElapsedTime(&elapsed_seconds); |
| SendToUMA(histogram, |
| elapsed_seconds.InSeconds(), |
| kMetricTimeOnlineSecondsMin, |
| kMetricTimeOnlineSecondsMax, |
| kTimerHistogramNumBuckets); |
| } |
| last_default_technology_ = technology; |
| time_online_timer_->Start(); |
| } |
| |
| // Ignore changes that are not online/offline transitions; e.g. |
| // switching between wired and wireless. TimeToDrop measures |
| // time online regardless of how we are connected. |
| if ((service == NULL && !was_online_) || (service != NULL && was_online_)) |
| return; |
| |
| if (service == NULL) { |
| time_to_drop_timer_->GetElapsedTime(&elapsed_seconds); |
| SendToUMA(kMetricTimeToDropSeconds, |
| elapsed_seconds.InSeconds(), |
| kMetricTimeToDropSecondsMin, |
| kMetricTimeToDropSecondsMax, |
| kTimerHistogramNumBuckets); |
| } else { |
| time_to_drop_timer_->Start(); |
| } |
| |
| was_online_ = (service != NULL); |
| } |
| |
| void Metrics::NotifyServiceStateChanged(const Service *service, |
| Service::ConnectState new_state) { |
| ServiceMetricsLookupMap::iterator it = services_metrics_.find(service); |
| if (it == services_metrics_.end()) { |
| SLOG(Metrics, 1) << "service not found"; |
| DCHECK(false); |
| return; |
| } |
| ServiceMetrics *service_metrics = it->second.get(); |
| UpdateServiceStateTransitionMetrics(service_metrics, new_state); |
| |
| if (new_state == Service::kStateFailure) |
| SendServiceFailure(service); |
| |
| if (collect_bootstats_) { |
| bootstat_log( |
| StringPrintf("network-%s-%s", |
| Technology::NameFromIdentifier( |
| service->technology()).c_str(), |
| service->GetStateString().c_str()).c_str()); |
| } |
| |
| if (new_state != Service::kStateConnected) |
| return; |
| |
| base::TimeDelta time_resume_to_ready; |
| time_resume_to_ready_timer_->GetElapsedTime(&time_resume_to_ready); |
| time_resume_to_ready_timer_->Reset(); |
| service->SendPostReadyStateMetrics(time_resume_to_ready.InMilliseconds()); |
| } |
| |
| string Metrics::GetFullMetricName(const char *metric_name, |
| Technology::Identifier technology_id) { |
| string technology = Technology::NameFromIdentifier(technology_id); |
| technology[0] = base::ToUpperASCII(technology[0]); |
| return base::StringPrintf(metric_name, technology.c_str()); |
| } |
| |
| void Metrics::NotifyServiceDisconnect(const Service *service) { |
| Technology::Identifier technology = service->technology(); |
| string histogram = GetFullMetricName(kMetricDisconnect, technology); |
| SendToUMA(histogram, |
| service->explicitly_disconnected(), |
| kMetricDisconnectMin, |
| kMetricDisconnectMax, |
| kMetricDisconnectNumBuckets); |
| } |
| |
| void Metrics::NotifyPowerStateChange(PowerManager::SuspendState new_state) { |
| if (new_state == PowerManagerProxyDelegate::kOn) { |
| time_resume_to_ready_timer_->Start(); |
| } else { |
| time_resume_to_ready_timer_->Reset(); |
| } |
| } |
| |
| void Metrics::NotifyTerminationActionsStarted( |
| TerminationActionReason /*reason*/) { |
| if (time_termination_actions_timer->HasStarted()) |
| return; |
| time_termination_actions_timer->Start(); |
| } |
| |
| void Metrics::NotifyTerminationActionsCompleted( |
| TerminationActionReason reason, bool success) { |
| if (!time_termination_actions_timer->HasStarted()) |
| return; |
| |
| int result = success ? kTerminationActionResultSuccess : |
| kTerminationActionResultFailure; |
| |
| base::TimeDelta elapsed_time; |
| time_termination_actions_timer->GetElapsedTime(&elapsed_time); |
| time_termination_actions_timer->Reset(); |
| string time_metric, result_metric; |
| switch (reason) { |
| case kTerminationActionReasonSuspend: |
| time_metric = kMetricTerminationActionTimeOnSuspend; |
| result_metric = kMetricTerminationActionResultOnSuspend; |
| break; |
| case kTerminationActionReasonTerminate: |
| time_metric = kMetricTerminationActionTimeOnTerminate; |
| result_metric = kMetricTerminationActionResultOnTerminate; |
| break; |
| } |
| |
| SendToUMA(time_metric, |
| elapsed_time.InMilliseconds(), |
| kMetricTerminationActionTimeMillisecondsMin, |
| kMetricTerminationActionTimeMillisecondsMax, |
| kTimerHistogramNumBuckets); |
| |
| SendEnumToUMA(result_metric, |
| result, |
| kTerminationActionResultMax); |
| } |
| |
| void Metrics::NotifyLinkMonitorFailure( |
| Technology::Identifier technology, |
| LinkMonitorFailure failure, |
| int seconds_to_failure, |
| int broadcast_error_count, |
| int unicast_error_count) { |
| string histogram = GetFullMetricName(kMetricLinkMonitorFailure, |
| technology); |
| SendEnumToUMA(histogram, failure, kLinkMonitorFailureMax); |
| |
| if (failure == kLinkMonitorFailureThresholdReached) { |
| if (seconds_to_failure > kMetricLinkMonitorSecondsToFailureMax) { |
| seconds_to_failure = kMetricLinkMonitorSecondsToFailureMax; |
| } |
| histogram = GetFullMetricName(kMetricLinkMonitorSecondsToFailure, |
| technology); |
| SendToUMA(histogram, |
| seconds_to_failure, |
| kMetricLinkMonitorSecondsToFailureMin, |
| kMetricLinkMonitorSecondsToFailureMax, |
| kMetricLinkMonitorSecondsToFailureNumBuckets); |
| histogram = GetFullMetricName(kMetricLinkMonitorBroadcastErrorsAtFailure, |
| technology); |
| SendToUMA(histogram, |
| broadcast_error_count, |
| kMetricLinkMonitorErrorCountMin, |
| kMetricLinkMonitorErrorCountMax, |
| kMetricLinkMonitorErrorCountNumBuckets); |
| histogram = GetFullMetricName(kMetricLinkMonitorUnicastErrorsAtFailure, |
| technology); |
| SendToUMA(histogram, |
| unicast_error_count, |
| kMetricLinkMonitorErrorCountMin, |
| kMetricLinkMonitorErrorCountMax, |
| kMetricLinkMonitorErrorCountNumBuckets); |
| } |
| } |
| |
| void Metrics::NotifyLinkMonitorResponseTimeSampleAdded( |
| Technology::Identifier technology, |
| int response_time_milliseconds) { |
| string histogram = GetFullMetricName(kMetricLinkMonitorResponseTimeSample, |
| technology); |
| SendToUMA(histogram, |
| response_time_milliseconds, |
| kMetricLinkMonitorResponseTimeSampleMin, |
| kMetricLinkMonitorResponseTimeSampleMax, |
| kMetricLinkMonitorResponseTimeSampleNumBuckets); |
| } |
| |
| void Metrics::Notify80211Disconnect(WiFiDisconnectByWhom by_whom, |
| IEEE_80211::WiFiReasonCode reason) { |
| string metric_disconnect_reason; |
| string metric_disconnect_type; |
| WiFiStatusType type; |
| |
| if (by_whom == kDisconnectedByAp) { |
| metric_disconnect_reason = kMetricLinkApDisconnectReason; |
| metric_disconnect_type = kMetricLinkApDisconnectType; |
| type = kStatusCodeTypeByAp; |
| } else { |
| metric_disconnect_reason = kMetricLinkClientDisconnectReason; |
| metric_disconnect_type = kMetricLinkClientDisconnectType; |
| switch(reason) { |
| case IEEE_80211::kReasonCodeSenderHasLeft: |
| case IEEE_80211::kReasonCodeDisassociatedHasLeft: |
| type = kStatusCodeTypeByUser; |
| break; |
| |
| case IEEE_80211::kReasonCodeInactivity: |
| type = kStatusCodeTypeConsideredDead; |
| break; |
| |
| default: |
| type = kStatusCodeTypeByClient; |
| break; |
| } |
| } |
| SendEnumToUMA(metric_disconnect_reason, reason, |
| IEEE_80211::kStatusCodeMax); |
| SendEnumToUMA(metric_disconnect_type, type, kStatusCodeTypeMax); |
| } |
| |
| bool Metrics::SendEnumToUMA(const string &name, int sample, int max) { |
| return library_->SendEnumToUMA(name, sample, max); |
| } |
| |
| bool Metrics::SendToUMA(const string &name, int sample, int min, int max, |
| int num_buckets) { |
| return library_->SendToUMA(name, sample, min, max, num_buckets); |
| } |
| |
| void Metrics::InitializeCommonServiceMetrics(const Service *service) { |
| Technology::Identifier technology = service->technology(); |
| string histogram = GetFullMetricName(kMetricTimeToConfigMilliseconds, |
| technology); |
| AddServiceStateTransitionTimer( |
| service, |
| histogram, |
| Service::kStateConfiguring, |
| Service::kStateConnected); |
| histogram = GetFullMetricName(kMetricTimeToPortalMilliseconds, technology); |
| AddServiceStateTransitionTimer( |
| service, |
| histogram, |
| Service::kStateConnected, |
| Service::kStatePortal); |
| histogram = GetFullMetricName(kMetricTimeToOnlineMilliseconds, technology); |
| AddServiceStateTransitionTimer( |
| service, |
| histogram, |
| Service::kStateConnected, |
| Service::kStateOnline); |
| } |
| |
| void Metrics::UpdateServiceStateTransitionMetrics( |
| ServiceMetrics *service_metrics, |
| Service::ConnectState new_state) { |
| TimerReportersList::iterator it; |
| TimerReportersList &start_timers = service_metrics->start_on_state[new_state]; |
| for (it = start_timers.begin(); it != start_timers.end(); ++it) |
| (*it)->Start(); |
| |
| TimerReportersList &stop_timers = service_metrics->stop_on_state[new_state]; |
| for (it = stop_timers.begin(); it != stop_timers.end(); ++it) { |
| (*it)->Stop(); |
| (*it)->ReportMilliseconds(); |
| } |
| } |
| |
| void Metrics::SendServiceFailure(const Service *service) { |
| library_->SendEnumToUMA(kMetricNetworkServiceErrors, |
| service->failure(), |
| kMetricNetworkServiceErrorsMax); |
| } |
| |
| void Metrics::set_library(MetricsLibraryInterface *library) { |
| chromeos_metrics::TimerReporter::set_metrics_lib(library); |
| library_ = library; |
| } |
| |
| } // namespace shill |