Thieu Le | ad1ec2c | 2012-01-05 23:39:48 +0000 | [diff] [blame] | 1 | // Copyright (c) 2012 The Chromium OS Authors. All rights reserved. |
Thieu Le | 48e6d6d | 2011-12-06 00:40:27 +0000 | [diff] [blame] | 2 | // Use of this source code is governed by a BSD-style license that can be |
| 3 | // found in the LICENSE file. |
| 4 | |
| 5 | #include "shill/metrics.h" |
| 6 | |
Thieu Le | 48e6d6d | 2011-12-06 00:40:27 +0000 | [diff] [blame] | 7 | #include <base/string_util.h> |
| 8 | #include <base/stringprintf.h> |
Thieu Le | ad1ec2c | 2012-01-05 23:39:48 +0000 | [diff] [blame] | 9 | #include <chromeos/dbus/service_constants.h> |
Darin Petkov | 58f0b6d | 2012-06-12 12:52:30 +0200 | [diff] [blame] | 10 | #include <metrics/bootstat.h> |
Thieu Le | 48e6d6d | 2011-12-06 00:40:27 +0000 | [diff] [blame] | 11 | |
Paul Stewart | ff845fc | 2012-08-07 07:28:44 -0700 | [diff] [blame] | 12 | #include "shill/link_monitor.h" |
Christopher Wiley | b691efd | 2012-08-09 13:51:51 -0700 | [diff] [blame^] | 13 | #include "shill/logging.h" |
Thieu Le | 48e6d6d | 2011-12-06 00:40:27 +0000 | [diff] [blame] | 14 | #include "shill/wifi_service.h" |
| 15 | |
| 16 | using std::string; |
| 17 | using std::tr1::shared_ptr; |
| 18 | |
| 19 | namespace shill { |
| 20 | |
Thieu Le | 48e6d6d | 2011-12-06 00:40:27 +0000 | [diff] [blame] | 21 | // static |
Thieu Le | c31e6f9 | 2012-08-03 13:08:58 -0700 | [diff] [blame] | 22 | // Our disconnect enumeration values are 0 (System Disconnect) and |
| 23 | // 1 (User Disconnect), see histograms.xml, but Chrome needs a minimum |
| 24 | // enum value of 1 and the minimum number of buckets needs to be 3 (see |
| 25 | // histogram.h). Instead of remapping System Disconnect to 1 and |
| 26 | // User Disconnect to 2, we can just leave the enumerated values as-is |
| 27 | // because Chrome implicitly creates a [0-1) bucket for us. Using Min=1, |
| 28 | // Max=2 and NumBuckets=3 gives us the following three buckets: |
| 29 | // [0-1), [1-2), [2-INT_MAX). We end up with an extra bucket [2-INT_MAX) |
| 30 | // that we can safely ignore. |
Thieu Le | 67370f6 | 2012-02-14 23:01:42 +0000 | [diff] [blame] | 31 | const char Metrics::kMetricDisconnect[] = "Network.Shill.%s.Disconnect"; |
Thieu Le | c31e6f9 | 2012-08-03 13:08:58 -0700 | [diff] [blame] | 32 | const int Metrics::kMetricDisconnectMax = 2; |
| 33 | const int Metrics::kMetricDisconnectMin = 1; |
| 34 | const int Metrics::kMetricDisconnectNumBuckets = 3; |
Thieu Le | 67370f6 | 2012-02-14 23:01:42 +0000 | [diff] [blame] | 35 | |
Thieu Le | 48e6d6d | 2011-12-06 00:40:27 +0000 | [diff] [blame] | 36 | const char Metrics::kMetricNetworkChannel[] = "Network.Shill.%s.Channel"; |
| 37 | const int Metrics::kMetricNetworkChannelMax = Metrics::kWiFiChannelMax; |
Thieu Le | ad1ec2c | 2012-01-05 23:39:48 +0000 | [diff] [blame] | 38 | const char Metrics::kMetricNetworkPhyMode[] = "Network.Shill.%s.PhyMode"; |
| 39 | const int Metrics::kMetricNetworkPhyModeMax = Metrics::kWiFiNetworkPhyModeMax; |
| 40 | const char Metrics::kMetricNetworkSecurity[] = "Network.Shill.%s.Security"; |
| 41 | const int Metrics::kMetricNetworkSecurityMax = Metrics::kWiFiSecurityMax; |
Thieu Le | 48e6d6d | 2011-12-06 00:40:27 +0000 | [diff] [blame] | 42 | const char Metrics::kMetricNetworkServiceErrors[] = |
| 43 | "Network.Shill.ServiceErrors"; |
| 44 | const int Metrics::kMetricNetworkServiceErrorsMax = Service::kFailureMax; |
Thieu Le | a20cbc2 | 2012-01-09 22:01:43 +0000 | [diff] [blame] | 45 | |
| 46 | const char Metrics::kMetricTimeOnlineSeconds[] = "Network.Shill.%s.TimeOnline"; |
| 47 | const int Metrics::kMetricTimeOnlineSecondsMax = 8 * 60 * 60; // 8 hours |
| 48 | const int Metrics::kMetricTimeOnlineSecondsMin = 1; |
| 49 | |
| 50 | const char Metrics::kMetricTimeToDropSeconds[] = "Network.Shill.TimeToDrop";; |
| 51 | const int Metrics::kMetricTimeToDropSecondsMax = 8 * 60 * 60; // 8 hours |
| 52 | const int Metrics::kMetricTimeToDropSecondsMin = 1; |
| 53 | |
Thieu Le | b84ba34 | 2012-03-02 15:15:19 -0800 | [diff] [blame] | 54 | const char Metrics::kMetricTimeResumeToReadyMilliseconds[] = |
| 55 | "Network.Shill.%s.TimeResumeToReady"; |
Thieu Le | 48e6d6d | 2011-12-06 00:40:27 +0000 | [diff] [blame] | 56 | const char Metrics::kMetricTimeToConfigMilliseconds[] = |
| 57 | "Network.Shill.%s.TimeToConfig"; |
| 58 | const char Metrics::kMetricTimeToJoinMilliseconds[] = |
| 59 | "Network.Shill.%s.TimeToJoin"; |
| 60 | const char Metrics::kMetricTimeToOnlineMilliseconds[] = |
| 61 | "Network.Shill.%s.TimeToOnline"; |
| 62 | const char Metrics::kMetricTimeToPortalMilliseconds[] = |
| 63 | "Network.Shill.%s.TimeToPortal"; |
Thieu Le | a20cbc2 | 2012-01-09 22:01:43 +0000 | [diff] [blame] | 64 | const int Metrics::kTimerHistogramMillisecondsMax = 45 * 1000; |
| 65 | const int Metrics::kTimerHistogramMillisecondsMin = 1; |
Thieu Le | 48e6d6d | 2011-12-06 00:40:27 +0000 | [diff] [blame] | 66 | const int Metrics::kTimerHistogramNumBuckets = 50; |
| 67 | |
Thieu Le | 85e050b | 2012-03-13 15:04:38 -0700 | [diff] [blame] | 68 | const char Metrics::kMetricPortalAttempts[] = |
| 69 | "Network.Shill.%s.PortalAttempts"; |
| 70 | const int Metrics::kMetricPortalAttemptsMax = |
| 71 | PortalDetector::kMaxRequestAttempts; |
| 72 | const int Metrics::kMetricPortalAttemptsMin = 1; |
| 73 | const int Metrics::kMetricPortalAttemptsNumBuckets = |
| 74 | Metrics::kMetricPortalAttemptsMax; |
| 75 | |
| 76 | const char Metrics::kMetricPortalAttemptsToOnline[] = |
| 77 | "Network.Shill.%s.PortalAttemptsToOnline"; |
| 78 | const int Metrics::kMetricPortalAttemptsToOnlineMax = 100; |
| 79 | const int Metrics::kMetricPortalAttemptsToOnlineMin = 1; |
| 80 | const int Metrics::kMetricPortalAttemptsToOnlineNumBuckets = 10; |
| 81 | |
| 82 | const char Metrics::kMetricPortalResult[] = "Network.Shill.%s.PortalResult"; |
| 83 | |
Thieu Le | 48e6d6d | 2011-12-06 00:40:27 +0000 | [diff] [blame] | 84 | // static |
| 85 | const uint16 Metrics::kWiFiBandwidth5MHz = 5; |
| 86 | const uint16 Metrics::kWiFiBandwidth20MHz = 20; |
| 87 | const uint16 Metrics::kWiFiFrequency2412 = 2412; |
| 88 | const uint16 Metrics::kWiFiFrequency2472 = 2472; |
| 89 | const uint16 Metrics::kWiFiFrequency2484 = 2484; |
| 90 | const uint16 Metrics::kWiFiFrequency5170 = 5170; |
| 91 | const uint16 Metrics::kWiFiFrequency5180 = 5180; |
| 92 | const uint16 Metrics::kWiFiFrequency5230 = 5230; |
| 93 | const uint16 Metrics::kWiFiFrequency5240 = 5240; |
| 94 | const uint16 Metrics::kWiFiFrequency5320 = 5320; |
| 95 | const uint16 Metrics::kWiFiFrequency5500 = 5500; |
| 96 | const uint16 Metrics::kWiFiFrequency5700 = 5700; |
| 97 | const uint16 Metrics::kWiFiFrequency5745 = 5745; |
| 98 | const uint16 Metrics::kWiFiFrequency5825 = 5825; |
| 99 | |
Thieu Le | b84ba34 | 2012-03-02 15:15:19 -0800 | [diff] [blame] | 100 | // static |
| 101 | const char Metrics::kMetricPowerManagerKey[] = "metrics"; |
| 102 | |
Paul Stewart | ff845fc | 2012-08-07 07:28:44 -0700 | [diff] [blame] | 103 | // static |
| 104 | const char Metrics::kMetricLinkMonitorFailure[] = |
| 105 | "Network.Shill.%s.LinkMonitorFailure"; |
| 106 | const char Metrics::kMetricLinkMonitorResponseTimeSample[] = |
| 107 | "Network.Shill.%s.LinkMonitorResponseTimeSample"; |
| 108 | const int Metrics::kMetricLinkMonitorResponseTimeSampleMin = 0; |
| 109 | const int Metrics::kMetricLinkMonitorResponseTimeSampleMax = |
| 110 | LinkMonitor::kTestPeriodMilliseconds; |
| 111 | const int Metrics::kMetricLinkMonitorResponseTimeSampleNumBuckets = 50; |
| 112 | |
| 113 | |
Thieu Le | a20cbc2 | 2012-01-09 22:01:43 +0000 | [diff] [blame] | 114 | Metrics::Metrics() |
| 115 | : library_(&metrics_library_), |
| 116 | last_default_technology_(Technology::kUnknown), |
| 117 | was_online_(false), |
| 118 | time_online_timer_(new chromeos_metrics::Timer), |
Thieu Le | b84ba34 | 2012-03-02 15:15:19 -0800 | [diff] [blame] | 119 | time_to_drop_timer_(new chromeos_metrics::Timer), |
Darin Petkov | 58f0b6d | 2012-06-12 12:52:30 +0200 | [diff] [blame] | 120 | time_resume_to_ready_timer_(new chromeos_metrics::Timer), |
| 121 | collect_bootstats_(true) { |
Thieu Le | 48e6d6d | 2011-12-06 00:40:27 +0000 | [diff] [blame] | 122 | metrics_library_.Init(); |
| 123 | chromeos_metrics::TimerReporter::set_metrics_lib(library_); |
| 124 | } |
| 125 | |
| 126 | Metrics::~Metrics() {} |
| 127 | |
| 128 | // static |
Thieu Le | 48e6d6d | 2011-12-06 00:40:27 +0000 | [diff] [blame] | 129 | Metrics::WiFiChannel Metrics::WiFiFrequencyToChannel(uint16 frequency) { |
| 130 | WiFiChannel channel = kWiFiChannelUndef; |
| 131 | if (kWiFiFrequency2412 <= frequency && frequency <= kWiFiFrequency2472) { |
| 132 | if (((frequency - kWiFiFrequency2412) % kWiFiBandwidth5MHz) == 0) |
| 133 | channel = static_cast<WiFiChannel>( |
| 134 | kWiFiChannel2412 + |
| 135 | (frequency - kWiFiFrequency2412) / kWiFiBandwidth5MHz); |
| 136 | } else if (frequency == kWiFiFrequency2484) { |
| 137 | channel = kWiFiChannel2484; |
| 138 | } else if (kWiFiFrequency5170 <= frequency && |
| 139 | frequency <= kWiFiFrequency5230) { |
| 140 | if ((frequency % kWiFiBandwidth20MHz) == 0) |
| 141 | channel = static_cast<WiFiChannel>( |
| 142 | kWiFiChannel5180 + |
| 143 | (frequency - kWiFiFrequency5180) / kWiFiBandwidth20MHz); |
| 144 | if ((frequency % kWiFiBandwidth20MHz) == 10) |
| 145 | channel = static_cast<WiFiChannel>( |
| 146 | kWiFiChannel5170 + |
| 147 | (frequency - kWiFiFrequency5170) / kWiFiBandwidth20MHz); |
| 148 | } else if (kWiFiFrequency5240 <= frequency && |
| 149 | frequency <= kWiFiFrequency5320) { |
| 150 | if (((frequency - kWiFiFrequency5180) % kWiFiBandwidth20MHz) == 0) |
| 151 | channel = static_cast<WiFiChannel>( |
| 152 | kWiFiChannel5180 + |
| 153 | (frequency - kWiFiFrequency5180) / kWiFiBandwidth20MHz); |
| 154 | } else if (kWiFiFrequency5500 <= frequency && |
| 155 | frequency <= kWiFiFrequency5700) { |
| 156 | if (((frequency - kWiFiFrequency5500) % kWiFiBandwidth20MHz) == 0) |
| 157 | channel = static_cast<WiFiChannel>( |
| 158 | kWiFiChannel5500 + |
| 159 | (frequency - kWiFiFrequency5500) / kWiFiBandwidth20MHz); |
| 160 | } else if (kWiFiFrequency5745 <= frequency && |
| 161 | frequency <= kWiFiFrequency5825) { |
| 162 | if (((frequency - kWiFiFrequency5745) % kWiFiBandwidth20MHz) == 0) |
| 163 | channel = static_cast<WiFiChannel>( |
| 164 | kWiFiChannel5745 + |
| 165 | (frequency - kWiFiFrequency5745) / kWiFiBandwidth20MHz); |
| 166 | } |
| 167 | CHECK(kWiFiChannelUndef <= channel && channel < kWiFiChannelMax); |
| 168 | |
| 169 | if (channel == kWiFiChannelUndef) |
| 170 | LOG(WARNING) << "no mapping for frequency " << frequency; |
| 171 | else |
Ben Chan | fad4a0b | 2012-04-18 15:49:59 -0700 | [diff] [blame] | 172 | SLOG(Metrics, 3) << "map " << frequency << " to " << channel; |
Thieu Le | 48e6d6d | 2011-12-06 00:40:27 +0000 | [diff] [blame] | 173 | |
| 174 | return channel; |
| 175 | } |
| 176 | |
Thieu Le | ad1ec2c | 2012-01-05 23:39:48 +0000 | [diff] [blame] | 177 | // static |
| 178 | Metrics::WiFiSecurity Metrics::WiFiSecurityStringToEnum( |
| 179 | const std::string &security) { |
| 180 | if (security == flimflam::kSecurityNone) { |
| 181 | return kWiFiSecurityNone; |
| 182 | } else if (security == flimflam::kSecurityWep) { |
| 183 | return kWiFiSecurityWep; |
| 184 | } else if (security == flimflam::kSecurityWpa) { |
| 185 | return kWiFiSecurityWpa; |
| 186 | } else if (security == flimflam::kSecurityRsn) { |
| 187 | return kWiFiSecurityRsn; |
| 188 | } else if (security == flimflam::kSecurity8021x) { |
| 189 | return kWiFiSecurity8021x; |
| 190 | } else if (security == flimflam::kSecurityPsk) { |
| 191 | return kWiFiSecurityPsk; |
| 192 | } else { |
| 193 | return kWiFiSecurityUnknown; |
| 194 | } |
| 195 | } |
| 196 | |
Thieu Le | 85e050b | 2012-03-13 15:04:38 -0700 | [diff] [blame] | 197 | // static |
| 198 | Metrics::PortalResult Metrics::PortalDetectionResultToEnum( |
| 199 | const PortalDetector::Result &result) { |
| 200 | DCHECK(result.final); |
| 201 | PortalResult retval = kPortalResultUnknown; |
| 202 | // The only time we should end a successful portal detection is when we're |
| 203 | // in the Content phase. If we end with kStatusSuccess in any other phase, |
| 204 | // then this indicates that something bad has happened. |
| 205 | switch (result.phase) { |
| 206 | case PortalDetector::kPhaseDNS: |
| 207 | if (result.status == PortalDetector::kStatusFailure) |
| 208 | retval = kPortalResultDNSFailure; |
| 209 | else if (result.status == PortalDetector::kStatusTimeout) |
| 210 | retval = kPortalResultDNSTimeout; |
| 211 | else |
| 212 | LOG(DFATAL) << __func__ << ": Final result status " << result.status |
| 213 | << " is not allowed in the DNS phase"; |
| 214 | break; |
| 215 | |
| 216 | case PortalDetector::kPhaseConnection: |
| 217 | if (result.status == PortalDetector::kStatusFailure) |
| 218 | retval = kPortalResultConnectionFailure; |
| 219 | else if (result.status == PortalDetector::kStatusTimeout) |
| 220 | retval = kPortalResultConnectionTimeout; |
| 221 | else |
| 222 | LOG(DFATAL) << __func__ << ": Final result status " << result.status |
| 223 | << " is not allowed in the Connection phase"; |
| 224 | break; |
| 225 | |
| 226 | case PortalDetector::kPhaseHTTP: |
| 227 | if (result.status == PortalDetector::kStatusFailure) |
| 228 | retval = kPortalResultHTTPFailure; |
| 229 | else if (result.status == PortalDetector::kStatusTimeout) |
| 230 | retval = kPortalResultHTTPTimeout; |
| 231 | else |
| 232 | LOG(DFATAL) << __func__ << ": Final result status " << result.status |
| 233 | << " is not allowed in the HTTP phase"; |
| 234 | break; |
| 235 | |
| 236 | case PortalDetector::kPhaseContent: |
| 237 | if (result.status == PortalDetector::kStatusSuccess) |
| 238 | retval = kPortalResultSuccess; |
| 239 | else if (result.status == PortalDetector::kStatusFailure) |
| 240 | retval = kPortalResultContentFailure; |
| 241 | else if (result.status == PortalDetector::kStatusTimeout) |
| 242 | retval = kPortalResultContentTimeout; |
| 243 | else |
| 244 | LOG(DFATAL) << __func__ << ": Final result status " << result.status |
| 245 | << " is not allowed in the Content phase"; |
| 246 | break; |
| 247 | |
| 248 | case PortalDetector::kPhaseUnknown: |
| 249 | retval = kPortalResultUnknown; |
| 250 | break; |
| 251 | |
| 252 | default: |
| 253 | LOG(DFATAL) << __func__ << ": Invalid phase " << result.phase; |
| 254 | break; |
| 255 | } |
| 256 | |
| 257 | return retval; |
| 258 | } |
| 259 | |
Thieu Le | 48e6d6d | 2011-12-06 00:40:27 +0000 | [diff] [blame] | 260 | void Metrics::RegisterService(const Service *service) { |
| 261 | shared_ptr<ServiceMetrics> service_metrics(new ServiceMetrics); |
| 262 | services_metrics_[service] = service_metrics; |
| 263 | service_metrics->service = service; |
| 264 | InitializeCommonServiceMetrics(service); |
| 265 | service->InitializeCustomMetrics(); |
| 266 | } |
| 267 | |
| 268 | void Metrics::DeregisterService(const Service *service) { |
| 269 | services_metrics_.erase(service); |
| 270 | } |
| 271 | |
| 272 | void Metrics::AddServiceStateTransitionTimer( |
| 273 | const Service *service, |
| 274 | const string &histogram_name, |
| 275 | Service::ConnectState start_state, |
| 276 | Service::ConnectState stop_state) { |
| 277 | ServiceMetricsLookupMap::iterator it = services_metrics_.find(service); |
| 278 | if (it == services_metrics_.end()) { |
Ben Chan | fad4a0b | 2012-04-18 15:49:59 -0700 | [diff] [blame] | 279 | SLOG(Metrics, 1) << "service not found"; |
Thieu Le | 48e6d6d | 2011-12-06 00:40:27 +0000 | [diff] [blame] | 280 | DCHECK(false); |
| 281 | return; |
| 282 | } |
| 283 | ServiceMetrics *service_metrics = it->second.get(); |
| 284 | CHECK(start_state < stop_state); |
| 285 | chromeos_metrics::TimerReporter *timer = |
| 286 | new chromeos_metrics::TimerReporter(histogram_name, |
Thieu Le | a20cbc2 | 2012-01-09 22:01:43 +0000 | [diff] [blame] | 287 | kTimerHistogramMillisecondsMin, |
| 288 | kTimerHistogramMillisecondsMax, |
Thieu Le | 48e6d6d | 2011-12-06 00:40:27 +0000 | [diff] [blame] | 289 | kTimerHistogramNumBuckets); |
| 290 | service_metrics->timers.push_back(timer); // passes ownership. |
| 291 | service_metrics->start_on_state[start_state].push_back(timer); |
| 292 | service_metrics->stop_on_state[stop_state].push_back(timer); |
| 293 | } |
| 294 | |
Thieu Le | a20cbc2 | 2012-01-09 22:01:43 +0000 | [diff] [blame] | 295 | void Metrics::NotifyDefaultServiceChanged(const Service *service) { |
| 296 | base::TimeDelta elapsed_seconds; |
| 297 | |
| 298 | Technology::Identifier technology = (service) ? service->technology() : |
| 299 | Technology::kUnknown; |
| 300 | if (technology != last_default_technology_) { |
| 301 | if (last_default_technology_ != Technology::kUnknown) { |
| 302 | string histogram = GetFullMetricName(kMetricTimeOnlineSeconds, |
| 303 | last_default_technology_); |
| 304 | time_online_timer_->GetElapsedTime(&elapsed_seconds); |
| 305 | SendToUMA(histogram, |
| 306 | elapsed_seconds.InSeconds(), |
| 307 | kMetricTimeOnlineSecondsMin, |
| 308 | kMetricTimeOnlineSecondsMax, |
| 309 | kTimerHistogramNumBuckets); |
| 310 | } |
| 311 | last_default_technology_ = technology; |
| 312 | time_online_timer_->Start(); |
| 313 | } |
| 314 | |
Thieu Le | a20cbc2 | 2012-01-09 22:01:43 +0000 | [diff] [blame] | 315 | // Ignore changes that are not online/offline transitions; e.g. |
| 316 | // switching between wired and wireless. TimeToDrop measures |
| 317 | // time online regardless of how we are connected. |
| 318 | if ((service == NULL && !was_online_) || (service != NULL && was_online_)) |
| 319 | return; |
| 320 | |
| 321 | if (service == NULL) { |
| 322 | time_to_drop_timer_->GetElapsedTime(&elapsed_seconds); |
| 323 | SendToUMA(kMetricTimeToDropSeconds, |
| 324 | elapsed_seconds.InSeconds(), |
| 325 | kMetricTimeToDropSecondsMin, |
| 326 | kMetricTimeToDropSecondsMax, |
| 327 | kTimerHistogramNumBuckets); |
| 328 | } else { |
| 329 | time_to_drop_timer_->Start(); |
| 330 | } |
| 331 | |
| 332 | was_online_ = (service != NULL); |
Thieu Le | 48e6d6d | 2011-12-06 00:40:27 +0000 | [diff] [blame] | 333 | } |
| 334 | |
| 335 | void Metrics::NotifyServiceStateChanged(const Service *service, |
| 336 | Service::ConnectState new_state) { |
| 337 | ServiceMetricsLookupMap::iterator it = services_metrics_.find(service); |
| 338 | if (it == services_metrics_.end()) { |
Ben Chan | fad4a0b | 2012-04-18 15:49:59 -0700 | [diff] [blame] | 339 | SLOG(Metrics, 1) << "service not found"; |
Thieu Le | 48e6d6d | 2011-12-06 00:40:27 +0000 | [diff] [blame] | 340 | DCHECK(false); |
| 341 | return; |
| 342 | } |
| 343 | ServiceMetrics *service_metrics = it->second.get(); |
| 344 | UpdateServiceStateTransitionMetrics(service_metrics, new_state); |
| 345 | |
| 346 | if (new_state == Service::kStateFailure) |
| 347 | SendServiceFailure(service); |
| 348 | |
Darin Petkov | 58f0b6d | 2012-06-12 12:52:30 +0200 | [diff] [blame] | 349 | if (collect_bootstats_) { |
| 350 | bootstat_log( |
| 351 | StringPrintf("network-%s-%s", |
| 352 | Technology::NameFromIdentifier( |
| 353 | service->technology()).c_str(), |
| 354 | service->GetStateString().c_str()).c_str()); |
| 355 | } |
| 356 | |
Paul Stewart | 20088d8 | 2012-02-16 06:58:55 -0800 | [diff] [blame] | 357 | if (new_state != Service::kStateConnected) |
Thieu Le | 48e6d6d | 2011-12-06 00:40:27 +0000 | [diff] [blame] | 358 | return; |
| 359 | |
Thieu Le | b84ba34 | 2012-03-02 15:15:19 -0800 | [diff] [blame] | 360 | base::TimeDelta time_resume_to_ready; |
| 361 | time_resume_to_ready_timer_->GetElapsedTime(&time_resume_to_ready); |
| 362 | time_resume_to_ready_timer_->Reset(); |
| 363 | service->SendPostReadyStateMetrics(time_resume_to_ready.InMilliseconds()); |
Thieu Le | 48e6d6d | 2011-12-06 00:40:27 +0000 | [diff] [blame] | 364 | } |
| 365 | |
| 366 | string Metrics::GetFullMetricName(const char *metric_name, |
| 367 | Technology::Identifier technology_id) { |
| 368 | string technology = Technology::NameFromIdentifier(technology_id); |
| 369 | technology[0] = base::ToUpperASCII(technology[0]); |
| 370 | return base::StringPrintf(metric_name, technology.c_str()); |
| 371 | } |
| 372 | |
Thieu Le | 67370f6 | 2012-02-14 23:01:42 +0000 | [diff] [blame] | 373 | void Metrics::NotifyServiceDisconnect(const Service *service) { |
| 374 | Technology::Identifier technology = service->technology(); |
| 375 | string histogram = GetFullMetricName(kMetricDisconnect, technology); |
| 376 | SendToUMA(histogram, |
| 377 | service->explicitly_disconnected(), |
| 378 | kMetricDisconnectMin, |
| 379 | kMetricDisconnectMax, |
| 380 | kMetricDisconnectNumBuckets); |
Thieu Le | 48e6d6d | 2011-12-06 00:40:27 +0000 | [diff] [blame] | 381 | } |
| 382 | |
Thieu Le | b84ba34 | 2012-03-02 15:15:19 -0800 | [diff] [blame] | 383 | void Metrics::NotifyPowerStateChange(PowerManager::SuspendState new_state) { |
| 384 | if (new_state == PowerManagerProxyDelegate::kOn) { |
| 385 | time_resume_to_ready_timer_->Start(); |
| 386 | } else { |
| 387 | time_resume_to_ready_timer_->Reset(); |
| 388 | } |
Thieu Le | 48e6d6d | 2011-12-06 00:40:27 +0000 | [diff] [blame] | 389 | } |
| 390 | |
Paul Stewart | ff845fc | 2012-08-07 07:28:44 -0700 | [diff] [blame] | 391 | void Metrics::NotifyLinkMonitorFailure( |
| 392 | Technology::Identifier technology, LinkMonitorFailure failure) { |
| 393 | string histogram = GetFullMetricName(kMetricLinkMonitorFailure, |
| 394 | technology); |
| 395 | SendEnumToUMA(histogram, failure, kLinkMonitorFailureMax); |
| 396 | } |
| 397 | |
| 398 | void Metrics::NotifyLinkMonitorResponseTimeSampleAdded( |
| 399 | Technology::Identifier technology, |
| 400 | unsigned int response_time_milliseconds) { |
| 401 | string histogram = GetFullMetricName(kMetricLinkMonitorResponseTimeSample, |
| 402 | technology); |
| 403 | SendToUMA(histogram, |
| 404 | response_time_milliseconds, |
| 405 | kMetricLinkMonitorResponseTimeSampleMin, |
| 406 | kMetricLinkMonitorResponseTimeSampleMax, |
| 407 | kMetricLinkMonitorResponseTimeSampleNumBuckets); |
| 408 | } |
| 409 | |
Thieu Le | 48e6d6d | 2011-12-06 00:40:27 +0000 | [diff] [blame] | 410 | bool Metrics::SendEnumToUMA(const string &name, int sample, int max) { |
| 411 | return library_->SendEnumToUMA(name, sample, max); |
| 412 | } |
| 413 | |
Thieu Le | a20cbc2 | 2012-01-09 22:01:43 +0000 | [diff] [blame] | 414 | bool Metrics::SendToUMA(const string &name, int sample, int min, int max, |
| 415 | int num_buckets) { |
| 416 | return library_->SendToUMA(name, sample, min, max, num_buckets); |
| 417 | } |
| 418 | |
Thieu Le | 48e6d6d | 2011-12-06 00:40:27 +0000 | [diff] [blame] | 419 | void Metrics::InitializeCommonServiceMetrics(const Service *service) { |
| 420 | Technology::Identifier technology = service->technology(); |
| 421 | string histogram = GetFullMetricName(kMetricTimeToConfigMilliseconds, |
| 422 | technology); |
| 423 | AddServiceStateTransitionTimer( |
| 424 | service, |
| 425 | histogram, |
| 426 | Service::kStateConfiguring, |
Paul Stewart | 20088d8 | 2012-02-16 06:58:55 -0800 | [diff] [blame] | 427 | Service::kStateConnected); |
Thieu Le | 48e6d6d | 2011-12-06 00:40:27 +0000 | [diff] [blame] | 428 | histogram = GetFullMetricName(kMetricTimeToPortalMilliseconds, technology); |
| 429 | AddServiceStateTransitionTimer( |
| 430 | service, |
| 431 | histogram, |
Paul Stewart | 20088d8 | 2012-02-16 06:58:55 -0800 | [diff] [blame] | 432 | Service::kStateConnected, |
Thieu Le | 48e6d6d | 2011-12-06 00:40:27 +0000 | [diff] [blame] | 433 | Service::kStatePortal); |
| 434 | histogram = GetFullMetricName(kMetricTimeToOnlineMilliseconds, technology); |
| 435 | AddServiceStateTransitionTimer( |
| 436 | service, |
| 437 | histogram, |
Paul Stewart | 20088d8 | 2012-02-16 06:58:55 -0800 | [diff] [blame] | 438 | Service::kStateConnected, |
Thieu Le | 48e6d6d | 2011-12-06 00:40:27 +0000 | [diff] [blame] | 439 | Service::kStateOnline); |
| 440 | } |
| 441 | |
| 442 | void Metrics::UpdateServiceStateTransitionMetrics( |
| 443 | ServiceMetrics *service_metrics, |
| 444 | Service::ConnectState new_state) { |
| 445 | TimerReportersList::iterator it; |
| 446 | TimerReportersList &start_timers = service_metrics->start_on_state[new_state]; |
| 447 | for (it = start_timers.begin(); it != start_timers.end(); ++it) |
| 448 | (*it)->Start(); |
| 449 | |
| 450 | TimerReportersList &stop_timers = service_metrics->stop_on_state[new_state]; |
| 451 | for (it = stop_timers.begin(); it != stop_timers.end(); ++it) { |
| 452 | (*it)->Stop(); |
| 453 | (*it)->ReportMilliseconds(); |
| 454 | } |
| 455 | } |
| 456 | |
| 457 | void Metrics::SendServiceFailure(const Service *service) { |
| 458 | library_->SendEnumToUMA(kMetricNetworkServiceErrors, |
| 459 | service->failure(), |
| 460 | kMetricNetworkServiceErrorsMax); |
| 461 | } |
| 462 | |
| 463 | void Metrics::set_library(MetricsLibraryInterface *library) { |
| 464 | chromeos_metrics::TimerReporter::set_metrics_lib(library); |
| 465 | library_ = library; |
| 466 | } |
| 467 | |
| 468 | } // namespace shill |