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android / platform / frameworks / opt / net / wifi / ec1e58cd439ae645ff4e5bf55f7961e359bf0e4c / . / service / java / com / android / server / wifi / WifiMetrics.java
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/*
* Copyright (C) 2016 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.
*/
package com.android.server.wifi;
import static java.lang.StrictMath.toIntExact;
import android.content.Context;
import android.hardware.wifi.supplicant.V1_0.ISupplicantStaIfaceCallback;
import android.net.NetworkAgent;
import android.net.wifi.EAPConstants;
import android.net.wifi.IOnWifiUsabilityStatsListener;
import android.net.wifi.ScanResult;
import android.net.wifi.SupplicantState;
import android.net.wifi.WifiConfiguration;
import android.net.wifi.WifiInfo;
import android.net.wifi.WifiManager;
import android.net.wifi.WifiManager.DeviceMobilityState;
import android.net.wifi.WifiUsabilityStatsEntry.ProbeStatus;
import android.net.wifi.hotspot2.PasspointConfiguration;
import android.net.wifi.hotspot2.ProvisioningCallback;
import android.os.Handler;
import android.os.IBinder;
import android.os.Looper;
import android.os.Message;
import android.os.RemoteException;
import android.os.SystemProperties;
import android.provider.Settings;
import android.telephony.TelephonyManager;
import android.util.ArrayMap;
import android.util.Base64;
import android.util.Log;
import android.util.Pair;
import android.util.SparseArray;
import android.util.SparseIntArray;
import com.android.internal.annotations.VisibleForTesting;
import com.android.server.wifi.aware.WifiAwareMetrics;
import com.android.server.wifi.hotspot2.ANQPNetworkKey;
import com.android.server.wifi.hotspot2.NetworkDetail;
import com.android.server.wifi.hotspot2.PasspointManager;
import com.android.server.wifi.hotspot2.PasspointMatch;
import com.android.server.wifi.hotspot2.PasspointProvider;
import com.android.server.wifi.hotspot2.Utils;
import com.android.server.wifi.nano.WifiMetricsProto;
import com.android.server.wifi.nano.WifiMetricsProto.ConnectToNetworkNotificationAndActionCount;
import com.android.server.wifi.nano.WifiMetricsProto.DeviceMobilityStatePnoScanStats;
import com.android.server.wifi.nano.WifiMetricsProto.ExperimentValues;
import com.android.server.wifi.nano.WifiMetricsProto.LinkProbeStats;
import com.android.server.wifi.nano.WifiMetricsProto.LinkProbeStats.ExperimentProbeCounts;
import com.android.server.wifi.nano.WifiMetricsProto.LinkProbeStats.LinkProbeFailureReasonCount;
import com.android.server.wifi.nano.WifiMetricsProto.LinkSpeedCount;
import com.android.server.wifi.nano.WifiMetricsProto.NetworkSelectionExperimentDecisions;
import com.android.server.wifi.nano.WifiMetricsProto.PasspointProfileTypeCount;
import com.android.server.wifi.nano.WifiMetricsProto.PasspointProvisionStats;
import com.android.server.wifi.nano.WifiMetricsProto.PasspointProvisionStats.ProvisionFailureCount;
import com.android.server.wifi.nano.WifiMetricsProto.PnoScanMetrics;
import com.android.server.wifi.nano.WifiMetricsProto.SoftApConnectedClientsEvent;
import com.android.server.wifi.nano.WifiMetricsProto.StaEvent;
import com.android.server.wifi.nano.WifiMetricsProto.StaEvent.ConfigInfo;
import com.android.server.wifi.nano.WifiMetricsProto.WifiIsUnusableEvent;
import com.android.server.wifi.nano.WifiMetricsProto.WifiLinkLayerUsageStats;
import com.android.server.wifi.nano.WifiMetricsProto.WifiLockStats;
import com.android.server.wifi.nano.WifiMetricsProto.WifiNetworkRequestApiLog;
import com.android.server.wifi.nano.WifiMetricsProto.WifiNetworkSuggestionApiLog;
import com.android.server.wifi.nano.WifiMetricsProto.WifiToggleStats;
import com.android.server.wifi.nano.WifiMetricsProto.WifiUsabilityStats;
import com.android.server.wifi.nano.WifiMetricsProto.WifiUsabilityStatsEntry;
import com.android.server.wifi.nano.WifiMetricsProto.WpsMetrics;
import com.android.server.wifi.p2p.WifiP2pMetrics;
import com.android.server.wifi.rtt.RttMetrics;
import com.android.server.wifi.util.ExternalCallbackTracker;
import com.android.server.wifi.util.InformationElementUtil;
import com.android.server.wifi.util.IntCounter;
import com.android.server.wifi.util.IntHistogram;
import com.android.server.wifi.util.MetricsUtils;
import com.android.server.wifi.util.ObjectCounter;
import com.android.server.wifi.util.ScanResultUtil;
import org.json.JSONArray;
import org.json.JSONException;
import org.json.JSONObject;
import java.io.FileDescriptor;
import java.io.PrintWriter;
import java.util.ArrayList;
import java.util.BitSet;
import java.util.Calendar;
import java.util.HashMap;
import java.util.HashSet;
import java.util.LinkedList;
import java.util.List;
import java.util.Map;
import java.util.Random;
import java.util.Set;
/**
* Provides storage for wireless connectivity metrics, as they are generated.
* Metrics logged by this class include:
* Aggregated connection stats (num of connections, num of failures, ...)
* Discrete connection event stats (time, duration, failure codes, ...)
* Router details (technology type, authentication type, ...)
* Scan stats
*/
public class WifiMetrics {
private static final String TAG = "WifiMetrics";
private static final boolean DBG = false;
/**
* Clamp the RSSI poll counts to values between [MIN,MAX]_RSSI_POLL
*/
private static final int MAX_RSSI_POLL = 0;
private static final int MIN_RSSI_POLL = -127;
public static final int MAX_RSSI_DELTA = 127;
public static final int MIN_RSSI_DELTA = -127;
/** Minimum link speed (Mbps) to count for link_speed_counts */
public static final int MIN_LINK_SPEED_MBPS = 0;
/** Maximum time period between ScanResult and RSSI poll to generate rssi delta datapoint */
public static final long TIMEOUT_RSSI_DELTA_MILLIS = 3000;
private static final int MIN_WIFI_SCORE = 0;
private static final int MAX_WIFI_SCORE = NetworkAgent.WIFI_BASE_SCORE;
private static final int MIN_WIFI_USABILITY_SCORE = 0; // inclusive
private static final int MAX_WIFI_USABILITY_SCORE = 100; // inclusive
@VisibleForTesting
static final int LOW_WIFI_SCORE = 50; // Mobile data score
@VisibleForTesting
static final int LOW_WIFI_USABILITY_SCORE = 50; // Mobile data score
private final Object mLock = new Object();
private static final int MAX_CONNECTION_EVENTS = 256;
// Largest bucket in the NumConnectableNetworkCount histogram,
// anything large will be stored in this bucket
public static final int MAX_CONNECTABLE_SSID_NETWORK_BUCKET = 20;
public static final int MAX_CONNECTABLE_BSSID_NETWORK_BUCKET = 50;
public static final int MAX_TOTAL_SCAN_RESULT_SSIDS_BUCKET = 100;
public static final int MAX_TOTAL_SCAN_RESULTS_BUCKET = 250;
public static final int MAX_TOTAL_PASSPOINT_APS_BUCKET = 50;
public static final int MAX_TOTAL_PASSPOINT_UNIQUE_ESS_BUCKET = 20;
public static final int MAX_PASSPOINT_APS_PER_UNIQUE_ESS_BUCKET = 50;
public static final int MAX_TOTAL_80211MC_APS_BUCKET = 20;
private static final int CONNECT_TO_NETWORK_NOTIFICATION_ACTION_KEY_MULTIPLIER = 1000;
// Max limit for number of soft AP related events, extra events will be dropped.
private static final int MAX_NUM_SOFT_AP_EVENTS = 256;
// Maximum number of WifiIsUnusableEvent
public static final int MAX_UNUSABLE_EVENTS = 20;
// Minimum time wait before generating next WifiIsUnusableEvent from data stall
public static final int MIN_DATA_STALL_WAIT_MS = 120 * 1000; // 2 minutes
private static final int WIFI_IS_UNUSABLE_EVENT_METRICS_ENABLED_DEFAULT = 1; // 1 = true
private static final int WIFI_LINK_SPEED_METRICS_ENABLED_DEFAULT = 1; // 1 = true
// Max number of WifiUsabilityStatsEntry elements to store in the ringbuffer.
public static final int MAX_WIFI_USABILITY_STATS_ENTRIES_LIST_SIZE = 40;
// Max number of WifiUsabilityStats elements to store for each type.
public static final int MAX_WIFI_USABILITY_STATS_LIST_SIZE_PER_TYPE = 10;
// Max number of WifiUsabilityStats per labeled type to upload to server
public static final int MAX_WIFI_USABILITY_STATS_PER_TYPE_TO_UPLOAD = 2;
public static final int NUM_WIFI_USABILITY_STATS_ENTRIES_PER_WIFI_GOOD = 100;
public static final int MIN_WIFI_GOOD_USABILITY_STATS_PERIOD_MS = 1000 * 3600; // 1 hour
// Histogram for WifiConfigStore IO duration times. Indicates the following 5 buckets (in ms):
// < 50
// [50, 100)
// [100, 150)
// [150, 200)
// [200, 300)
// >= 300
private static final int[] WIFI_CONFIG_STORE_IO_DURATION_BUCKET_RANGES_MS =
{50, 100, 150, 200, 300};
// Minimum time wait before generating a LABEL_GOOD stats after score breaching low.
public static final int MIN_SCORE_BREACH_TO_GOOD_STATS_WAIT_TIME_MS = 60 * 1000; // 1 minute
// Maximum time that a score breaching low event stays valid.
public static final int VALIDITY_PERIOD_OF_SCORE_BREACH_LOW_MS = 90 * 1000; // 1.5 minutes
public static final int BAND_2G_MAX_FREQ_MHZ = 2484;
public static final int BAND_5G_LOW_MAX_FREQ_MHZ = 5240;
public static final int BAND_5G_MID_MAX_FREQ_MHZ = 5720;
public static final int BAND_5G_HIGH_MAX_FREQ_MHZ = 5865;
private Clock mClock;
private boolean mScreenOn;
private int mWifiState;
private WifiAwareMetrics mWifiAwareMetrics;
private RttMetrics mRttMetrics;
private final PnoScanMetrics mPnoScanMetrics = new PnoScanMetrics();
private final WifiLinkLayerUsageStats mWifiLinkLayerUsageStats = new WifiLinkLayerUsageStats();
private final WpsMetrics mWpsMetrics = new WpsMetrics();
private final ExperimentValues mExperimentValues = new ExperimentValues();
private Handler mHandler;
private ScoringParams mScoringParams;
private WifiConfigManager mWifiConfigManager;
private WifiNetworkSelector mWifiNetworkSelector;
private PasspointManager mPasspointManager;
private Context mContext;
private FrameworkFacade mFacade;
private WifiDataStall mWifiDataStall;
private WifiLinkLayerStats mLastLinkLayerStats;
private String mLastBssid;
private int mLastFrequency = -1;
private int mSeqNumInsideFramework = 0;
private int mLastWifiUsabilityScore = -1;
private int mLastWifiUsabilityScoreNoReset = -1;
private int mLastPredictionHorizonSec = -1;
private int mLastPredictionHorizonSecNoReset = -1;
private int mSeqNumToFramework = -1;
@ProbeStatus private int mProbeStatusSinceLastUpdate =
android.net.wifi.WifiUsabilityStatsEntry.PROBE_STATUS_NO_PROBE;
private int mProbeElapsedTimeSinceLastUpdateMs = -1;
private int mProbeMcsRateSinceLastUpdate = -1;
private long mScoreBreachLowTimeMillis = -1;
public static final int MAX_STA_EVENTS = 768;
private LinkedList<StaEventWithTime> mStaEventList = new LinkedList<>();
private int mLastPollRssi = -127;
private int mLastPollLinkSpeed = -1;
private int mLastPollRxLinkSpeed = -1;
private int mLastPollFreq = -1;
private int mLastScore = -1;
/** Tracks if we should be logging WifiIsUnusableEvent */
private boolean mUnusableEventLogging = false;
/** Tracks if we should be logging LinkSpeedCounts */
private boolean mLinkSpeedCountsLogging = true;
/**
* Metrics are stored within an instance of the WifiLog proto during runtime,
* The ConnectionEvent, SystemStateEntries & ScanReturnEntries metrics are stored during
* runtime in member lists of this WifiMetrics class, with the final WifiLog proto being pieced
* together at dump-time
*/
private final WifiMetricsProto.WifiLog mWifiLogProto = new WifiMetricsProto.WifiLog();
/**
* Session information that gets logged for every Wifi connection attempt.
*/
private final List<ConnectionEvent> mConnectionEventList = new ArrayList<>();
/**
* The latest started (but un-ended) connection attempt
*/
private ConnectionEvent mCurrentConnectionEvent;
/**
* Count of number of times each scan return code, indexed by WifiLog.ScanReturnCode
*/
private final SparseIntArray mScanReturnEntries = new SparseIntArray();
/**
* Mapping of system state to the counts of scans requested in that wifi state * screenOn
* combination. Indexed by WifiLog.WifiState * (1 + screenOn)
*/
private final SparseIntArray mWifiSystemStateEntries = new SparseIntArray();
/** Mapping of channel frequency to its RSSI distribution histogram **/
private final Map<Integer, SparseIntArray> mRssiPollCountsMap = new HashMap<>();
/** Mapping of RSSI scan-poll delta values to counts. */
private final SparseIntArray mRssiDeltaCounts = new SparseIntArray();
/** Mapping of link speed values to LinkSpeedCount objects. */
private final SparseArray<LinkSpeedCount> mLinkSpeedCounts = new SparseArray<>();
private final IntCounter mTxLinkSpeedCount2g = new IntCounter();
private final IntCounter mTxLinkSpeedCount5gLow = new IntCounter();
private final IntCounter mTxLinkSpeedCount5gMid = new IntCounter();
private final IntCounter mTxLinkSpeedCount5gHigh = new IntCounter();
private final IntCounter mRxLinkSpeedCount2g = new IntCounter();
private final IntCounter mRxLinkSpeedCount5gLow = new IntCounter();
private final IntCounter mRxLinkSpeedCount5gMid = new IntCounter();
private final IntCounter mRxLinkSpeedCount5gHigh = new IntCounter();
/** RSSI of the scan result for the last connection event*/
private int mScanResultRssi = 0;
/** Boot-relative timestamp when the last candidate scanresult was received, used to calculate
RSSI deltas. -1 designates no candidate scanResult being tracked */
private long mScanResultRssiTimestampMillis = -1;
/** Mapping of alert reason to the respective alert count. */
private final SparseIntArray mWifiAlertReasonCounts = new SparseIntArray();
/**
* Records the getElapsedSinceBootMillis (in seconds) that represents the beginning of data
* capture for for this WifiMetricsProto
*/
private long mRecordStartTimeSec;
/** Mapping of Wifi Scores to counts */
private final SparseIntArray mWifiScoreCounts = new SparseIntArray();
/** Mapping of Wifi Usability Scores to counts */
private final SparseIntArray mWifiUsabilityScoreCounts = new SparseIntArray();
/** Mapping of SoftApManager start SoftAp return codes to counts */
private final SparseIntArray mSoftApManagerReturnCodeCounts = new SparseIntArray();
private final SparseIntArray mTotalSsidsInScanHistogram = new SparseIntArray();
private final SparseIntArray mTotalBssidsInScanHistogram = new SparseIntArray();
private final SparseIntArray mAvailableOpenSsidsInScanHistogram = new SparseIntArray();
private final SparseIntArray mAvailableOpenBssidsInScanHistogram = new SparseIntArray();
private final SparseIntArray mAvailableSavedSsidsInScanHistogram = new SparseIntArray();
private final SparseIntArray mAvailableSavedBssidsInScanHistogram = new SparseIntArray();
private final SparseIntArray mAvailableOpenOrSavedSsidsInScanHistogram = new SparseIntArray();
private final SparseIntArray mAvailableOpenOrSavedBssidsInScanHistogram = new SparseIntArray();
private final SparseIntArray mAvailableSavedPasspointProviderProfilesInScanHistogram =
new SparseIntArray();
private final SparseIntArray mAvailableSavedPasspointProviderBssidsInScanHistogram =
new SparseIntArray();
private final IntCounter mInstalledPasspointProfileTypeForR1 = new IntCounter();
private final IntCounter mInstalledPasspointProfileTypeForR2 = new IntCounter();
/** Mapping of "Connect to Network" notifications to counts. */
private final SparseIntArray mConnectToNetworkNotificationCount = new SparseIntArray();
/** Mapping of "Connect to Network" notification user actions to counts. */
private final SparseIntArray mConnectToNetworkNotificationActionCount = new SparseIntArray();
private int mOpenNetworkRecommenderBlacklistSize = 0;
private boolean mIsWifiNetworksAvailableNotificationOn = false;
private int mNumOpenNetworkConnectMessageFailedToSend = 0;
private int mNumOpenNetworkRecommendationUpdates = 0;
/** List of soft AP events related to number of connected clients in tethered mode */
private final List<SoftApConnectedClientsEvent> mSoftApEventListTethered = new ArrayList<>();
/** List of soft AP events related to number of connected clients in local only mode */
private final List<SoftApConnectedClientsEvent> mSoftApEventListLocalOnly = new ArrayList<>();
private final SparseIntArray mObservedHotspotR1ApInScanHistogram = new SparseIntArray();
private final SparseIntArray mObservedHotspotR2ApInScanHistogram = new SparseIntArray();
private final SparseIntArray mObservedHotspotR1EssInScanHistogram = new SparseIntArray();
private final SparseIntArray mObservedHotspotR2EssInScanHistogram = new SparseIntArray();
private final SparseIntArray mObservedHotspotR1ApsPerEssInScanHistogram = new SparseIntArray();
private final SparseIntArray mObservedHotspotR2ApsPerEssInScanHistogram = new SparseIntArray();
private final SparseIntArray mObserved80211mcApInScanHistogram = new SparseIntArray();
// link probing stats
private final IntCounter mLinkProbeSuccessRssiCounts = new IntCounter(-85, -65);
private final IntCounter mLinkProbeFailureRssiCounts = new IntCounter(-85, -65);
private final IntCounter mLinkProbeSuccessLinkSpeedCounts = new IntCounter();
private final IntCounter mLinkProbeFailureLinkSpeedCounts = new IntCounter();
private static final int[] LINK_PROBE_TIME_SINCE_LAST_TX_SUCCESS_SECONDS_HISTOGRAM_BUCKETS =
{5, 15, 45, 135};
private final IntHistogram mLinkProbeSuccessSecondsSinceLastTxSuccessHistogram =
new IntHistogram(LINK_PROBE_TIME_SINCE_LAST_TX_SUCCESS_SECONDS_HISTOGRAM_BUCKETS);
private final IntHistogram mLinkProbeFailureSecondsSinceLastTxSuccessHistogram =
new IntHistogram(LINK_PROBE_TIME_SINCE_LAST_TX_SUCCESS_SECONDS_HISTOGRAM_BUCKETS);
private static final int[] LINK_PROBE_ELAPSED_TIME_MS_HISTOGRAM_BUCKETS =
{5, 10, 15, 20, 25, 50, 100, 200, 400, 800};
private final IntHistogram mLinkProbeSuccessElapsedTimeMsHistogram = new IntHistogram(
LINK_PROBE_ELAPSED_TIME_MS_HISTOGRAM_BUCKETS);
private final IntCounter mLinkProbeFailureReasonCounts = new IntCounter();
/**
* Maps a String link probe experiment ID to the number of link probes that were sent for this
* experiment.
*/
private final ObjectCounter<String> mLinkProbeExperimentProbeCounts = new ObjectCounter<>();
private int mLinkProbeStaEventCount = 0;
@VisibleForTesting static final int MAX_LINK_PROBE_STA_EVENTS = MAX_STA_EVENTS / 4;
private final LinkedList<WifiUsabilityStatsEntry> mWifiUsabilityStatsEntriesList =
new LinkedList<>();
private final LinkedList<WifiUsabilityStats> mWifiUsabilityStatsListBad = new LinkedList<>();
private final LinkedList<WifiUsabilityStats> mWifiUsabilityStatsListGood = new LinkedList<>();
private int mWifiUsabilityStatsCounter = 0;
private final Random mRand = new Random();
private final ExternalCallbackTracker<IOnWifiUsabilityStatsListener> mOnWifiUsabilityListeners;
private final SparseArray<DeviceMobilityStatePnoScanStats> mMobilityStatePnoStatsMap =
new SparseArray<>();
private int mCurrentDeviceMobilityState;
/**
* The timestamp of the start of the current device mobility state.
*/
private long mCurrentDeviceMobilityStateStartMs;
/**
* The timestamp of when the PNO scan started in the current device mobility state.
*/
private long mCurrentDeviceMobilityStatePnoScanStartMs;
/** Wifi power metrics*/
private WifiPowerMetrics mWifiPowerMetrics;
/** Wifi Wake metrics */
private final WifiWakeMetrics mWifiWakeMetrics = new WifiWakeMetrics();
/** Wifi P2p metrics */
private final WifiP2pMetrics mWifiP2pMetrics;
private boolean mIsMacRandomizationOn = false;
/** DPP */
private final DppMetrics mDppMetrics;
/** WifiConfigStore read duration histogram. */
private SparseIntArray mWifiConfigStoreReadDurationHistogram = new SparseIntArray();
/** WifiConfigStore write duration histogram. */
private SparseIntArray mWifiConfigStoreWriteDurationHistogram = new SparseIntArray();
/** New API surface metrics */
private final WifiNetworkRequestApiLog mWifiNetworkRequestApiLog =
new WifiNetworkRequestApiLog();
private static final int[] NETWORK_REQUEST_API_MATCH_SIZE_HISTOGRAM_BUCKETS =
{0, 1, 5, 10};
private final IntHistogram mWifiNetworkRequestApiMatchSizeHistogram =
new IntHistogram(NETWORK_REQUEST_API_MATCH_SIZE_HISTOGRAM_BUCKETS);
private final WifiNetworkSuggestionApiLog mWifiNetworkSuggestionApiLog =
new WifiNetworkSuggestionApiLog();
private static final int[] NETWORK_SUGGESTION_API_LIST_SIZE_HISTOGRAM_BUCKETS =
{5, 20, 50, 100, 500};
private final IntHistogram mWifiNetworkSuggestionApiListSizeHistogram =
new IntHistogram(NETWORK_SUGGESTION_API_LIST_SIZE_HISTOGRAM_BUCKETS);
private final WifiLockStats mWifiLockStats = new WifiLockStats();
private static final int[] WIFI_LOCK_SESSION_DURATION_HISTOGRAM_BUCKETS =
{1, 10, 60, 600, 3600};
private final WifiToggleStats mWifiToggleStats = new WifiToggleStats();
private final IntHistogram mWifiLockHighPerfAcqDurationSecHistogram =
new IntHistogram(WIFI_LOCK_SESSION_DURATION_HISTOGRAM_BUCKETS);
private final IntHistogram mWifiLockLowLatencyAcqDurationSecHistogram =
new IntHistogram(WIFI_LOCK_SESSION_DURATION_HISTOGRAM_BUCKETS);
private final IntHistogram mWifiLockHighPerfActiveSessionDurationSecHistogram =
new IntHistogram(WIFI_LOCK_SESSION_DURATION_HISTOGRAM_BUCKETS);
private final IntHistogram mWifiLockLowLatencyActiveSessionDurationSecHistogram =
new IntHistogram(WIFI_LOCK_SESSION_DURATION_HISTOGRAM_BUCKETS);
/**
* (experiment1Id, experiment2Id) =>
* (sameSelectionNumChoicesCounter, differentSelectionNumChoicesCounter)
*/
private Map<Pair<Integer, Integer>, NetworkSelectionExperimentResults>
mNetworkSelectionExperimentPairNumChoicesCounts = new ArrayMap<>();
private int mNetworkSelectorExperimentId;
private final CellularLinkLayerStatsCollector mCellularLinkLayerStatsCollector;
/**
* Tracks the nominator for each network (i.e. which entity made the suggestion to connect).
* This object should not be cleared.
*/
private final SparseIntArray mNetworkIdToNominatorId = new SparseIntArray();
/** passpoint provision success count */
private int mNumProvisionSuccess = 0;
/** Mapping of failure code to the respective passpoint provision failure count. */
private final IntCounter mPasspointProvisionFailureCounts = new IntCounter();
@VisibleForTesting
static class NetworkSelectionExperimentResults {
public static final int MAX_CHOICES = 10;
public IntCounter sameSelectionNumChoicesCounter = new IntCounter(0, MAX_CHOICES);
public IntCounter differentSelectionNumChoicesCounter = new IntCounter(0, MAX_CHOICES);
@Override
public String toString() {
return "NetworkSelectionExperimentResults{"
+ "sameSelectionNumChoicesCounter="
+ sameSelectionNumChoicesCounter
+ ", differentSelectionNumChoicesCounter="
+ differentSelectionNumChoicesCounter
+ '}';
}
}
class RouterFingerPrint {
private WifiMetricsProto.RouterFingerPrint mRouterFingerPrintProto;
RouterFingerPrint() {
mRouterFingerPrintProto = new WifiMetricsProto.RouterFingerPrint();
}
public String toString() {
StringBuilder sb = new StringBuilder();
synchronized (mLock) {
sb.append("mConnectionEvent.roamType=" + mRouterFingerPrintProto.roamType);
sb.append(", mChannelInfo=" + mRouterFingerPrintProto.channelInfo);
sb.append(", mDtim=" + mRouterFingerPrintProto.dtim);
sb.append(", mAuthentication=" + mRouterFingerPrintProto.authentication);
sb.append(", mHidden=" + mRouterFingerPrintProto.hidden);
sb.append(", mRouterTechnology=" + mRouterFingerPrintProto.routerTechnology);
sb.append(", mSupportsIpv6=" + mRouterFingerPrintProto.supportsIpv6);
}
return sb.toString();
}
public void updateFromWifiConfiguration(WifiConfiguration config) {
synchronized (mLock) {
if (config != null) {
// Is this a hidden network
mRouterFingerPrintProto.hidden = config.hiddenSSID;
// Config may not have a valid dtimInterval set yet, in which case dtim will be zero
// (These are only populated from beacon frame scan results, which are returned as
// scan results from the chip far less frequently than Probe-responses)
if (config.dtimInterval > 0) {
mRouterFingerPrintProto.dtim = config.dtimInterval;
}
mCurrentConnectionEvent.mConfigSsid = config.SSID;
// Get AuthType information from config (We do this again from ScanResult after
// associating with BSSID)
if (config.allowedKeyManagement != null
&& config.allowedKeyManagement.get(WifiConfiguration.KeyMgmt.NONE)) {
mCurrentConnectionEvent.mRouterFingerPrint.mRouterFingerPrintProto
.authentication = WifiMetricsProto.RouterFingerPrint.AUTH_OPEN;
} else if (config.isEnterprise()) {
mCurrentConnectionEvent.mRouterFingerPrint.mRouterFingerPrintProto
.authentication = WifiMetricsProto.RouterFingerPrint.AUTH_ENTERPRISE;
} else {
mCurrentConnectionEvent.mRouterFingerPrint.mRouterFingerPrintProto
.authentication = WifiMetricsProto.RouterFingerPrint.AUTH_PERSONAL;
}
mCurrentConnectionEvent.mRouterFingerPrint.mRouterFingerPrintProto
.passpoint = config.isPasspoint();
// If there's a ScanResult candidate associated with this config already, get it and
// log (more accurate) metrics from it
ScanResult candidate = config.getNetworkSelectionStatus().getCandidate();
if (candidate != null) {
updateMetricsFromScanResult(candidate);
}
}
}
}
}
/**
* Log event, tracking the start time, end time and result of a wireless connection attempt.
*/
class ConnectionEvent {
WifiMetricsProto.ConnectionEvent mConnectionEvent;
//<TODO> Move these constants into a wifi.proto Enum, and create a new Failure Type field
//covering more than just l2 failures. see b/27652362
/**
* Failure codes, used for the 'level_2_failure_code' Connection event field (covers a lot
* more failures than just l2 though, since the proto does not have a place to log
* framework failures)
*/
// Failure is unknown
public static final int FAILURE_UNKNOWN = 0;
// NONE
public static final int FAILURE_NONE = 1;
// ASSOCIATION_REJECTION_EVENT
public static final int FAILURE_ASSOCIATION_REJECTION = 2;
// AUTHENTICATION_FAILURE_EVENT
public static final int FAILURE_AUTHENTICATION_FAILURE = 3;
// SSID_TEMP_DISABLED (Also Auth failure)
public static final int FAILURE_SSID_TEMP_DISABLED = 4;
// reconnect() or reassociate() call to WifiNative failed
public static final int FAILURE_CONNECT_NETWORK_FAILED = 5;
// NETWORK_DISCONNECTION_EVENT
public static final int FAILURE_NETWORK_DISCONNECTION = 6;
// NEW_CONNECTION_ATTEMPT before previous finished
public static final int FAILURE_NEW_CONNECTION_ATTEMPT = 7;
// New connection attempt to the same network & bssid
public static final int FAILURE_REDUNDANT_CONNECTION_ATTEMPT = 8;
// Roam Watchdog timer triggered (Roaming timed out)
public static final int FAILURE_ROAM_TIMEOUT = 9;
// DHCP failure
public static final int FAILURE_DHCP = 10;
// ASSOCIATION_TIMED_OUT
public static final int FAILURE_ASSOCIATION_TIMED_OUT = 11;
RouterFingerPrint mRouterFingerPrint;
private long mRealStartTime;
private long mRealEndTime;
private String mConfigSsid;
private String mConfigBssid;
private int mWifiState;
private boolean mScreenOn;
private ConnectionEvent() {
mConnectionEvent = new WifiMetricsProto.ConnectionEvent();
mRealEndTime = 0;
mRealStartTime = 0;
mRouterFingerPrint = new RouterFingerPrint();
mConnectionEvent.routerFingerprint = mRouterFingerPrint.mRouterFingerPrintProto;
mConfigSsid = "<NULL>";
mConfigBssid = "<NULL>";
mWifiState = WifiMetricsProto.WifiLog.WIFI_UNKNOWN;
mScreenOn = false;
}
public String toString() {
StringBuilder sb = new StringBuilder();
sb.append("startTime=");
Calendar c = Calendar.getInstance();
synchronized (mLock) {
c.setTimeInMillis(mConnectionEvent.startTimeMillis);
sb.append(mConnectionEvent.startTimeMillis == 0 ? " <null>" :
String.format("%tm-%td %tH:%tM:%tS.%tL", c, c, c, c, c, c));
sb.append(", SSID=");
sb.append(mConfigSsid);
sb.append(", BSSID=");
sb.append(mConfigBssid);
sb.append(", durationMillis=");
sb.append(mConnectionEvent.durationTakenToConnectMillis);
sb.append(", roamType=");
switch(mConnectionEvent.roamType) {
case 1:
sb.append("ROAM_NONE");
break;
case 2:
sb.append("ROAM_DBDC");
break;
case 3:
sb.append("ROAM_ENTERPRISE");
break;
case 4:
sb.append("ROAM_USER_SELECTED");
break;
case 5:
sb.append("ROAM_UNRELATED");
break;
default:
sb.append("ROAM_UNKNOWN");
}
sb.append(", connectionResult=");
sb.append(mConnectionEvent.connectionResult);
sb.append(", level2FailureCode=");
switch(mConnectionEvent.level2FailureCode) {
case FAILURE_NONE:
sb.append("NONE");
break;
case FAILURE_ASSOCIATION_REJECTION:
sb.append("ASSOCIATION_REJECTION");
break;
case FAILURE_AUTHENTICATION_FAILURE:
sb.append("AUTHENTICATION_FAILURE");
break;
case FAILURE_SSID_TEMP_DISABLED:
sb.append("SSID_TEMP_DISABLED");
break;
case FAILURE_CONNECT_NETWORK_FAILED:
sb.append("CONNECT_NETWORK_FAILED");
break;
case FAILURE_NETWORK_DISCONNECTION:
sb.append("NETWORK_DISCONNECTION");
break;
case FAILURE_NEW_CONNECTION_ATTEMPT:
sb.append("NEW_CONNECTION_ATTEMPT");
break;
case FAILURE_REDUNDANT_CONNECTION_ATTEMPT:
sb.append("REDUNDANT_CONNECTION_ATTEMPT");
break;
case FAILURE_ROAM_TIMEOUT:
sb.append("ROAM_TIMEOUT");
break;
case FAILURE_DHCP:
sb.append("DHCP");
break;
case FAILURE_ASSOCIATION_TIMED_OUT:
sb.append("ASSOCIATION_TIMED_OUT");
break;
default:
sb.append("UNKNOWN");
break;
}
sb.append(", connectivityLevelFailureCode=");
switch(mConnectionEvent.connectivityLevelFailureCode) {
case WifiMetricsProto.ConnectionEvent.HLF_NONE:
sb.append("NONE");
break;
case WifiMetricsProto.ConnectionEvent.HLF_DHCP:
sb.append("DHCP");
break;
case WifiMetricsProto.ConnectionEvent.HLF_NO_INTERNET:
sb.append("NO_INTERNET");
break;
case WifiMetricsProto.ConnectionEvent.HLF_UNWANTED:
sb.append("UNWANTED");
break;
default:
sb.append("UNKNOWN");
break;
}
sb.append(", signalStrength=");
sb.append(mConnectionEvent.signalStrength);
sb.append(", wifiState=");
switch(mWifiState) {
case WifiMetricsProto.WifiLog.WIFI_DISABLED:
sb.append("WIFI_DISABLED");
break;
case WifiMetricsProto.WifiLog.WIFI_DISCONNECTED:
sb.append("WIFI_DISCONNECTED");
break;
case WifiMetricsProto.WifiLog.WIFI_ASSOCIATED:
sb.append("WIFI_ASSOCIATED");
break;
default:
sb.append("WIFI_UNKNOWN");
break;
}
sb.append(", screenOn=");
sb.append(mScreenOn);
sb.append(", mRouterFingerprint=");
sb.append(mRouterFingerPrint.toString());
sb.append(", useRandomizedMac=");
sb.append(mConnectionEvent.useRandomizedMac);
sb.append(", connectionNominator=");
switch (mConnectionEvent.connectionNominator) {
case WifiMetricsProto.ConnectionEvent.NOMINATOR_UNKNOWN:
sb.append("NOMINATOR_UNKNOWN");
break;
case WifiMetricsProto.ConnectionEvent.NOMINATOR_MANUAL:
sb.append("NOMINATOR_MANUAL");
break;
case WifiMetricsProto.ConnectionEvent.NOMINATOR_SAVED:
sb.append("NOMINATOR_SAVED");
break;
case WifiMetricsProto.ConnectionEvent.NOMINATOR_SUGGESTION:
sb.append("NOMINATOR_SUGGESTION");
break;
case WifiMetricsProto.ConnectionEvent.NOMINATOR_PASSPOINT:
sb.append("NOMINATOR_PASSPOINT");
break;
case WifiMetricsProto.ConnectionEvent.NOMINATOR_CARRIER:
sb.append("NOMINATOR_CARRIER");
break;
case WifiMetricsProto.ConnectionEvent.NOMINATOR_EXTERNAL_SCORED:
sb.append("NOMINATOR_EXTERNAL_SCORED");
break;
case WifiMetricsProto.ConnectionEvent.NOMINATOR_SPECIFIER:
sb.append("NOMINATOR_SPECIFIER");
break;
case WifiMetricsProto.ConnectionEvent.NOMINATOR_SAVED_USER_CONNECT_CHOICE:
sb.append("NOMINATOR_SAVED_USER_CONNECT_CHOICE");
break;
case WifiMetricsProto.ConnectionEvent.NOMINATOR_OPEN_NETWORK_AVAILABLE:
sb.append("NOMINATOR_OPEN_NETWORK_AVAILABLE");
break;
default:
sb.append(String.format("UnrecognizedNominator(%d)",
mConnectionEvent.connectionNominator));
}
sb.append(", networkSelectorExperimentId=");
sb.append(mConnectionEvent.networkSelectorExperimentId);
sb.append(", level2FailureReason=");
switch(mConnectionEvent.level2FailureReason) {
case WifiMetricsProto.ConnectionEvent.AUTH_FAILURE_NONE:
sb.append("AUTH_FAILURE_NONE");
break;
case WifiMetricsProto.ConnectionEvent.AUTH_FAILURE_TIMEOUT:
sb.append("AUTH_FAILURE_TIMEOUT");
break;
case WifiMetricsProto.ConnectionEvent.AUTH_FAILURE_WRONG_PSWD:
sb.append("AUTH_FAILURE_WRONG_PSWD");
break;
case WifiMetricsProto.ConnectionEvent.AUTH_FAILURE_EAP_FAILURE:
sb.append("AUTH_FAILURE_EAP_FAILURE");
break;
default:
sb.append("FAILURE_REASON_UNKNOWN");
break;
}
}
return sb.toString();
}
}
public WifiMetrics(Context context, FrameworkFacade facade, Clock clock, Looper looper,
WifiAwareMetrics awareMetrics, RttMetrics rttMetrics,
WifiPowerMetrics wifiPowerMetrics, WifiP2pMetrics wifiP2pMetrics,
DppMetrics dppMetrics,
CellularLinkLayerStatsCollector cellularLinkLayerStatsCollector) {
mContext = context;
mFacade = facade;
mClock = clock;
mCurrentConnectionEvent = null;
mScreenOn = true;
mWifiState = WifiMetricsProto.WifiLog.WIFI_DISABLED;
mRecordStartTimeSec = mClock.getElapsedSinceBootMillis() / 1000;
mWifiAwareMetrics = awareMetrics;
mRttMetrics = rttMetrics;
mWifiPowerMetrics = wifiPowerMetrics;
mWifiP2pMetrics = wifiP2pMetrics;
mDppMetrics = dppMetrics;
mCellularLinkLayerStatsCollector = cellularLinkLayerStatsCollector;
loadSettings();
mHandler = new Handler(looper) {
public void handleMessage(Message msg) {
synchronized (mLock) {
processMessage(msg);
}
}
};
mCurrentDeviceMobilityState = WifiManager.DEVICE_MOBILITY_STATE_UNKNOWN;
DeviceMobilityStatePnoScanStats unknownStateStats =
getOrCreateDeviceMobilityStatePnoScanStats(mCurrentDeviceMobilityState);
unknownStateStats.numTimesEnteredState++;
mCurrentDeviceMobilityStateStartMs = mClock.getElapsedSinceBootMillis();
mCurrentDeviceMobilityStatePnoScanStartMs = -1;
mOnWifiUsabilityListeners =
new ExternalCallbackTracker<IOnWifiUsabilityStatsListener>(mHandler);
}
/**
* Load setting values related to metrics logging.
*/
@VisibleForTesting
public void loadSettings() {
int unusableEventFlag = mFacade.getIntegerSetting(
mContext, Settings.Global.WIFI_IS_UNUSABLE_EVENT_METRICS_ENABLED,
WIFI_IS_UNUSABLE_EVENT_METRICS_ENABLED_DEFAULT);
mUnusableEventLogging = (unusableEventFlag == 1);
setWifiIsUnusableLoggingEnabled(mUnusableEventLogging);
int linkSpeedCountsFlag = mFacade.getIntegerSetting(
mContext, Settings.Global.WIFI_LINK_SPEED_METRICS_ENABLED,
WIFI_LINK_SPEED_METRICS_ENABLED_DEFAULT);
mLinkSpeedCountsLogging = (linkSpeedCountsFlag == 1);
setLinkSpeedCountsLoggingEnabled(mLinkSpeedCountsLogging);
if (mWifiDataStall != null) {
mWifiDataStall.loadSettings();
}
}
/** Sets internal ScoringParams member */
public void setScoringParams(ScoringParams scoringParams) {
mScoringParams = scoringParams;
}
/** Sets internal WifiConfigManager member */
public void setWifiConfigManager(WifiConfigManager wifiConfigManager) {
mWifiConfigManager = wifiConfigManager;
}
/** Sets internal WifiNetworkSelector member */
public void setWifiNetworkSelector(WifiNetworkSelector wifiNetworkSelector) {
mWifiNetworkSelector = wifiNetworkSelector;
}
/** Sets internal PasspointManager member */
public void setPasspointManager(PasspointManager passpointManager) {
mPasspointManager = passpointManager;
}
/** Sets internal WifiDataStall member */
public void setWifiDataStall(WifiDataStall wifiDataStall) {
mWifiDataStall = wifiDataStall;
}
/**
* Increment cumulative counters for link layer stats.
* @param newStats
*/
public void incrementWifiLinkLayerUsageStats(WifiLinkLayerStats newStats) {
if (newStats == null) {
return;
}
if (mLastLinkLayerStats == null) {
mLastLinkLayerStats = newStats;
return;
}
if (!newLinkLayerStatsIsValid(mLastLinkLayerStats, newStats)) {
// This could mean the radio chip is reset or the data is incorrectly reported.
// Don't increment any counts and discard the possibly corrupt |newStats| completely.
mLastLinkLayerStats = null;
return;
}
mWifiLinkLayerUsageStats.loggingDurationMs +=
(newStats.timeStampInMs - mLastLinkLayerStats.timeStampInMs);
mWifiLinkLayerUsageStats.radioOnTimeMs += (newStats.on_time - mLastLinkLayerStats.on_time);
mWifiLinkLayerUsageStats.radioTxTimeMs += (newStats.tx_time - mLastLinkLayerStats.tx_time);
mWifiLinkLayerUsageStats.radioRxTimeMs += (newStats.rx_time - mLastLinkLayerStats.rx_time);
mWifiLinkLayerUsageStats.radioScanTimeMs +=
(newStats.on_time_scan - mLastLinkLayerStats.on_time_scan);
mWifiLinkLayerUsageStats.radioNanScanTimeMs +=
(newStats.on_time_nan_scan - mLastLinkLayerStats.on_time_nan_scan);
mWifiLinkLayerUsageStats.radioBackgroundScanTimeMs +=
(newStats.on_time_background_scan - mLastLinkLayerStats.on_time_background_scan);
mWifiLinkLayerUsageStats.radioRoamScanTimeMs +=
(newStats.on_time_roam_scan - mLastLinkLayerStats.on_time_roam_scan);
mWifiLinkLayerUsageStats.radioPnoScanTimeMs +=
(newStats.on_time_pno_scan - mLastLinkLayerStats.on_time_pno_scan);
mWifiLinkLayerUsageStats.radioHs20ScanTimeMs +=
(newStats.on_time_hs20_scan - mLastLinkLayerStats.on_time_hs20_scan);
mLastLinkLayerStats = newStats;
}
private boolean newLinkLayerStatsIsValid(WifiLinkLayerStats oldStats,
WifiLinkLayerStats newStats) {
if (newStats.on_time < oldStats.on_time
|| newStats.tx_time < oldStats.tx_time
|| newStats.rx_time < oldStats.rx_time
|| newStats.on_time_scan < oldStats.on_time_scan) {
return false;
}
return true;
}
/**
* Increment total number of attempts to start a pno scan
*/
public void incrementPnoScanStartAttempCount() {
synchronized (mLock) {
mPnoScanMetrics.numPnoScanAttempts++;
}
}
/**
* Increment total number of attempts with pno scan failed
*/
public void incrementPnoScanFailedCount() {
synchronized (mLock) {
mPnoScanMetrics.numPnoScanFailed++;
}
}
/**
* Increment number of pno scans started successfully over offload
*/
public void incrementPnoScanStartedOverOffloadCount() {
synchronized (mLock) {
mPnoScanMetrics.numPnoScanStartedOverOffload++;
}
}
/**
* Increment number of pno scans failed over offload
*/
public void incrementPnoScanFailedOverOffloadCount() {
synchronized (mLock) {
mPnoScanMetrics.numPnoScanFailedOverOffload++;
}
}
/**
* Increment number of times pno scan found a result
*/
public void incrementPnoFoundNetworkEventCount() {
synchronized (mLock) {
mPnoScanMetrics.numPnoFoundNetworkEvents++;
}
}
/**
* Increment total number of wps connection attempts
*/
public void incrementWpsAttemptCount() {
synchronized (mLock) {
mWpsMetrics.numWpsAttempts++;
}
}
/**
* Increment total number of wps connection success
*/
public void incrementWpsSuccessCount() {
synchronized (mLock) {
mWpsMetrics.numWpsSuccess++;
}
}
/**
* Increment total number of wps failure on start
*/
public void incrementWpsStartFailureCount() {
synchronized (mLock) {
mWpsMetrics.numWpsStartFailure++;
}
}
/**
* Increment total number of wps overlap failure
*/
public void incrementWpsOverlapFailureCount() {
synchronized (mLock) {
mWpsMetrics.numWpsOverlapFailure++;
}
}
/**
* Increment total number of wps timeout failure
*/
public void incrementWpsTimeoutFailureCount() {
synchronized (mLock) {
mWpsMetrics.numWpsTimeoutFailure++;
}
}
/**
* Increment total number of other wps failure during connection
*/
public void incrementWpsOtherConnectionFailureCount() {
synchronized (mLock) {
mWpsMetrics.numWpsOtherConnectionFailure++;
}
}
/**
* Increment total number of supplicant failure after wps
*/
public void incrementWpsSupplicantFailureCount() {
synchronized (mLock) {
mWpsMetrics.numWpsSupplicantFailure++;
}
}
/**
* Increment total number of wps cancellation
*/
public void incrementWpsCancellationCount() {
synchronized (mLock) {
mWpsMetrics.numWpsCancellation++;
}
}
// Values used for indexing SystemStateEntries
private static final int SCREEN_ON = 1;
private static final int SCREEN_OFF = 0;
/**
* Create a new connection event. Call when wifi attempts to make a new network connection
* If there is a current 'un-ended' connection event, it will be ended with UNKNOWN connectivity
* failure code.
* Gathers and sets the RouterFingerPrint data as well
*
* @param config WifiConfiguration of the config used for the current connection attempt
* @param roamType Roam type that caused connection attempt, see WifiMetricsProto.WifiLog.ROAM_X
*/
public void startConnectionEvent(WifiConfiguration config, String targetBSSID, int roamType) {
synchronized (mLock) {
// Check if this is overlapping another current connection event
if (mCurrentConnectionEvent != null) {
//Is this new Connection Event the same as the current one
if (mCurrentConnectionEvent.mConfigSsid != null
&& mCurrentConnectionEvent.mConfigBssid != null
&& config != null
&& mCurrentConnectionEvent.mConfigSsid.equals(config.SSID)
&& (mCurrentConnectionEvent.mConfigBssid.equals("any")
|| mCurrentConnectionEvent.mConfigBssid.equals(targetBSSID))) {
mCurrentConnectionEvent.mConfigBssid = targetBSSID;
// End Connection Event due to new connection attempt to the same network
endConnectionEvent(ConnectionEvent.FAILURE_REDUNDANT_CONNECTION_ATTEMPT,
WifiMetricsProto.ConnectionEvent.HLF_NONE,
WifiMetricsProto.ConnectionEvent.FAILURE_REASON_UNKNOWN);
} else {
// End Connection Event due to new connection attempt to different network
endConnectionEvent(ConnectionEvent.FAILURE_NEW_CONNECTION_ATTEMPT,
WifiMetricsProto.ConnectionEvent.HLF_NONE,
WifiMetricsProto.ConnectionEvent.FAILURE_REASON_UNKNOWN);
}
}
//If past maximum connection events, start removing the oldest
while(mConnectionEventList.size() >= MAX_CONNECTION_EVENTS) {
mConnectionEventList.remove(0);
}
mCurrentConnectionEvent = new ConnectionEvent();
mCurrentConnectionEvent.mConnectionEvent.startTimeMillis =
mClock.getWallClockMillis();
mCurrentConnectionEvent.mConfigBssid = targetBSSID;
mCurrentConnectionEvent.mConnectionEvent.roamType = roamType;
mCurrentConnectionEvent.mConnectionEvent.networkSelectorExperimentId =
mNetworkSelectorExperimentId;
mCurrentConnectionEvent.mRouterFingerPrint.updateFromWifiConfiguration(config);
mCurrentConnectionEvent.mConfigBssid = "any";
mCurrentConnectionEvent.mRealStartTime = mClock.getElapsedSinceBootMillis();
mCurrentConnectionEvent.mWifiState = mWifiState;
mCurrentConnectionEvent.mScreenOn = mScreenOn;
mConnectionEventList.add(mCurrentConnectionEvent);
mScanResultRssiTimestampMillis = -1;
if (config != null) {
mCurrentConnectionEvent.mConnectionEvent.useRandomizedMac =
config.macRandomizationSetting
== WifiConfiguration.RANDOMIZATION_PERSISTENT;
mCurrentConnectionEvent.mConnectionEvent.connectionNominator =
mNetworkIdToNominatorId.get(config.networkId,
WifiMetricsProto.ConnectionEvent.NOMINATOR_UNKNOWN);
ScanResult candidate = config.getNetworkSelectionStatus().getCandidate();
if (candidate != null) {
// Cache the RSSI of the candidate, as the connection event level is updated
// from other sources (polls, bssid_associations) and delta requires the
// scanResult rssi
mScanResultRssi = candidate.level;
mScanResultRssiTimestampMillis = mClock.getElapsedSinceBootMillis();
}
}
}
}
/**
* set the RoamType of the current ConnectionEvent (if any)
*/
public void setConnectionEventRoamType(int roamType) {
synchronized (mLock) {
if (mCurrentConnectionEvent != null) {
mCurrentConnectionEvent.mConnectionEvent.roamType = roamType;
}
}
}
/**
* Set AP related metrics from ScanDetail
*/
public void setConnectionScanDetail(ScanDetail scanDetail) {
synchronized (mLock) {
if (mCurrentConnectionEvent != null && scanDetail != null) {
NetworkDetail networkDetail = scanDetail.getNetworkDetail();
ScanResult scanResult = scanDetail.getScanResult();
//Ensure that we have a networkDetail, and that it corresponds to the currently
//tracked connection attempt
if (networkDetail != null && scanResult != null
&& mCurrentConnectionEvent.mConfigSsid != null
&& mCurrentConnectionEvent.mConfigSsid
.equals("\"" + networkDetail.getSSID() + "\"")) {
updateMetricsFromNetworkDetail(networkDetail);
updateMetricsFromScanResult(scanResult);
}
}
}
}
/**
* End a Connection event record. Call when wifi connection attempt succeeds or fails.
* If a Connection event has not been started and is active when .end is called, a new one is
* created with zero duration.
*
* @param level2FailureCode Level 2 failure code returned by supplicant
* @param connectivityFailureCode WifiMetricsProto.ConnectionEvent.HLF_X
* @param level2FailureReason Breakdown of level2FailureCode with more detailed reason
*/
public void endConnectionEvent(int level2FailureCode, int connectivityFailureCode,
int level2FailureReason) {
synchronized (mLock) {
if (mCurrentConnectionEvent != null) {
boolean result = (level2FailureCode == 1)
&& (connectivityFailureCode == WifiMetricsProto.ConnectionEvent.HLF_NONE);
mCurrentConnectionEvent.mConnectionEvent.connectionResult = result ? 1 : 0;
mCurrentConnectionEvent.mRealEndTime = mClock.getElapsedSinceBootMillis();
mCurrentConnectionEvent.mConnectionEvent.durationTakenToConnectMillis = (int)
(mCurrentConnectionEvent.mRealEndTime
- mCurrentConnectionEvent.mRealStartTime);
mCurrentConnectionEvent.mConnectionEvent.level2FailureCode = level2FailureCode;
mCurrentConnectionEvent.mConnectionEvent.connectivityLevelFailureCode =
connectivityFailureCode;
mCurrentConnectionEvent.mConnectionEvent.level2FailureReason = level2FailureReason;
// ConnectionEvent already added to ConnectionEvents List. Safe to null current here
mCurrentConnectionEvent = null;
if (!result) {
mScanResultRssiTimestampMillis = -1;
}
}
}
}
/**
* Set ConnectionEvent DTIM Interval (if set), and 802.11 Connection mode, from NetworkDetail
*/
private void updateMetricsFromNetworkDetail(NetworkDetail networkDetail) {
int dtimInterval = networkDetail.getDtimInterval();
if (dtimInterval > 0) {
mCurrentConnectionEvent.mRouterFingerPrint.mRouterFingerPrintProto.dtim =
dtimInterval;
}
int connectionWifiMode;
switch (networkDetail.getWifiMode()) {
case InformationElementUtil.WifiMode.MODE_UNDEFINED:
connectionWifiMode = WifiMetricsProto.RouterFingerPrint.ROUTER_TECH_UNKNOWN;
break;
case InformationElementUtil.WifiMode.MODE_11A:
connectionWifiMode = WifiMetricsProto.RouterFingerPrint.ROUTER_TECH_A;
break;
case InformationElementUtil.WifiMode.MODE_11B:
connectionWifiMode = WifiMetricsProto.RouterFingerPrint.ROUTER_TECH_B;
break;
case InformationElementUtil.WifiMode.MODE_11G:
connectionWifiMode = WifiMetricsProto.RouterFingerPrint.ROUTER_TECH_G;
break;
case InformationElementUtil.WifiMode.MODE_11N:
connectionWifiMode = WifiMetricsProto.RouterFingerPrint.ROUTER_TECH_N;
break;
case InformationElementUtil.WifiMode.MODE_11AC :
connectionWifiMode = WifiMetricsProto.RouterFingerPrint.ROUTER_TECH_AC;
break;
default:
connectionWifiMode = WifiMetricsProto.RouterFingerPrint.ROUTER_TECH_OTHER;
break;
}
mCurrentConnectionEvent.mRouterFingerPrint.mRouterFingerPrintProto
.routerTechnology = connectionWifiMode;
}
/**
* Set ConnectionEvent RSSI and authentication type from ScanResult
*/
private void updateMetricsFromScanResult(ScanResult scanResult) {
mCurrentConnectionEvent.mConnectionEvent.signalStrength = scanResult.level;
mCurrentConnectionEvent.mRouterFingerPrint.mRouterFingerPrintProto.authentication =
WifiMetricsProto.RouterFingerPrint.AUTH_OPEN;
mCurrentConnectionEvent.mConfigBssid = scanResult.BSSID;
if (scanResult.capabilities != null) {
if (ScanResultUtil.isScanResultForWepNetwork(scanResult)) {
mCurrentConnectionEvent.mRouterFingerPrint.mRouterFingerPrintProto.authentication =
WifiMetricsProto.RouterFingerPrint.AUTH_PERSONAL;
} else if (ScanResultUtil.isScanResultForPskNetwork(scanResult)
|| ScanResultUtil.isScanResultForSaeNetwork(scanResult)) {
mCurrentConnectionEvent.mRouterFingerPrint.mRouterFingerPrintProto.authentication =
WifiMetricsProto.RouterFingerPrint.AUTH_PERSONAL;
} else if (ScanResultUtil.isScanResultForEapNetwork(scanResult)
|| ScanResultUtil.isScanResultForEapSuiteBNetwork(scanResult)) {
mCurrentConnectionEvent.mRouterFingerPrint.mRouterFingerPrintProto.authentication =
WifiMetricsProto.RouterFingerPrint.AUTH_ENTERPRISE;
}
}
mCurrentConnectionEvent.mRouterFingerPrint.mRouterFingerPrintProto.channelInfo =
scanResult.frequency;
}
void setIsLocationEnabled(boolean enabled) {
synchronized (mLock) {
mWifiLogProto.isLocationEnabled = enabled;
}
}
void setIsScanningAlwaysEnabled(boolean enabled) {
synchronized (mLock) {
mWifiLogProto.isScanningAlwaysEnabled = enabled;
}
}
/**
* Increment Non Empty Scan Results count
*/
public void incrementNonEmptyScanResultCount() {
if (DBG) Log.v(TAG, "incrementNonEmptyScanResultCount");
synchronized (mLock) {
mWifiLogProto.numNonEmptyScanResults++;
}
}
/**
* Increment Empty Scan Results count
*/
public void incrementEmptyScanResultCount() {
if (DBG) Log.v(TAG, "incrementEmptyScanResultCount");
synchronized (mLock) {
mWifiLogProto.numEmptyScanResults++;
}
}
/**
* Increment background scan count
*/
public void incrementBackgroundScanCount() {
if (DBG) Log.v(TAG, "incrementBackgroundScanCount");
synchronized (mLock) {
mWifiLogProto.numBackgroundScans++;
}
}
/**
* Get Background scan count
*/
public int getBackgroundScanCount() {
synchronized (mLock) {
return mWifiLogProto.numBackgroundScans;
}
}
/**
* Increment oneshot scan count, and the associated WifiSystemScanStateCount entry
*/
public void incrementOneshotScanCount() {
synchronized (mLock) {
mWifiLogProto.numOneshotScans++;
}
incrementWifiSystemScanStateCount(mWifiState, mScreenOn);
}
/**
* Increment the count of oneshot scans that include DFS channels.
*/
public void incrementOneshotScanWithDfsCount() {
synchronized (mLock) {
mWifiLogProto.numOneshotHasDfsChannelScans++;
}
}
/**
* Increment connectivity oneshot scan count.
*/
public void incrementConnectivityOneshotScanCount() {
synchronized (mLock) {
mWifiLogProto.numConnectivityOneshotScans++;
}
}
/**
* Get oneshot scan count
*/
public int getOneshotScanCount() {
synchronized (mLock) {
return mWifiLogProto.numOneshotScans;
}
}
/**
* Get connectivity oneshot scan count
*/
public int getConnectivityOneshotScanCount() {
synchronized (mLock) {
return mWifiLogProto.numConnectivityOneshotScans;
}
}
/**
* Get the count of oneshot scan requests that included DFS channels.
*/
public int getOneshotScanWithDfsCount() {
synchronized (mLock) {
return mWifiLogProto.numOneshotHasDfsChannelScans;
}
}
/**
* Increment oneshot scan count for external apps.
*/
public void incrementExternalAppOneshotScanRequestsCount() {
synchronized (mLock) {
mWifiLogProto.numExternalAppOneshotScanRequests++;
}
}
/**
* Increment oneshot scan throttle count for external foreground apps.
*/
public void incrementExternalForegroundAppOneshotScanRequestsThrottledCount() {
synchronized (mLock) {
mWifiLogProto.numExternalForegroundAppOneshotScanRequestsThrottled++;
}
}
/**
* Increment oneshot scan throttle count for external background apps.
*/
public void incrementExternalBackgroundAppOneshotScanRequestsThrottledCount() {
synchronized (mLock) {
mWifiLogProto.numExternalBackgroundAppOneshotScanRequestsThrottled++;
}
}
private String returnCodeToString(int scanReturnCode) {
switch(scanReturnCode){
case WifiMetricsProto.WifiLog.SCAN_UNKNOWN:
return "SCAN_UNKNOWN";
case WifiMetricsProto.WifiLog.SCAN_SUCCESS:
return "SCAN_SUCCESS";
case WifiMetricsProto.WifiLog.SCAN_FAILURE_INTERRUPTED:
return "SCAN_FAILURE_INTERRUPTED";
case WifiMetricsProto.WifiLog.SCAN_FAILURE_INVALID_CONFIGURATION:
return "SCAN_FAILURE_INVALID_CONFIGURATION";
case WifiMetricsProto.WifiLog.FAILURE_WIFI_DISABLED:
return "FAILURE_WIFI_DISABLED";
default:
return "<UNKNOWN>";
}
}
/**
* Increment count of scan return code occurrence
*
* @param scanReturnCode Return code from scan attempt WifiMetricsProto.WifiLog.SCAN_X
*/
public void incrementScanReturnEntry(int scanReturnCode, int countToAdd) {
synchronized (mLock) {
if (DBG) Log.v(TAG, "incrementScanReturnEntry " + returnCodeToString(scanReturnCode));
int entry = mScanReturnEntries.get(scanReturnCode);
entry += countToAdd;
mScanReturnEntries.put(scanReturnCode, entry);
}
}
/**
* Get the count of this scanReturnCode
* @param scanReturnCode that we are getting the count for
*/
public int getScanReturnEntry(int scanReturnCode) {
synchronized (mLock) {
return mScanReturnEntries.get(scanReturnCode);
}
}
private String wifiSystemStateToString(int state) {
switch(state){
case WifiMetricsProto.WifiLog.WIFI_UNKNOWN:
return "WIFI_UNKNOWN";
case WifiMetricsProto.WifiLog.WIFI_DISABLED:
return "WIFI_DISABLED";
case WifiMetricsProto.WifiLog.WIFI_DISCONNECTED:
return "WIFI_DISCONNECTED";
case WifiMetricsProto.WifiLog.WIFI_ASSOCIATED:
return "WIFI_ASSOCIATED";
default:
return "default";
}
}
/**
* Increments the count of scans initiated by each wifi state, accounts for screenOn/Off
*
* @param state State of the system when scan was initiated, see WifiMetricsProto.WifiLog.WIFI_X
* @param screenOn Is the screen on
*/
public void incrementWifiSystemScanStateCount(int state, boolean screenOn) {
synchronized (mLock) {
if (DBG) {
Log.v(TAG, "incrementWifiSystemScanStateCount " + wifiSystemStateToString(state)
+ " " + screenOn);
}
int index = (state * 2) + (screenOn ? SCREEN_ON : SCREEN_OFF);
int entry = mWifiSystemStateEntries.get(index);
entry++;
mWifiSystemStateEntries.put(index, entry);
}
}
/**
* Get the count of this system State Entry
*/
public int getSystemStateCount(int state, boolean screenOn) {
synchronized (mLock) {
int index = state * 2 + (screenOn ? SCREEN_ON : SCREEN_OFF);
return mWifiSystemStateEntries.get(index);
}
}
/**
* Increment number of times the Watchdog of Last Resort triggered, resetting the wifi stack
*/
public void incrementNumLastResortWatchdogTriggers() {
synchronized (mLock) {
mWifiLogProto.numLastResortWatchdogTriggers++;
}
}
/**
* @param count number of networks over bad association threshold when watchdog triggered
*/
public void addCountToNumLastResortWatchdogBadAssociationNetworksTotal(int count) {
synchronized (mLock) {
mWifiLogProto.numLastResortWatchdogBadAssociationNetworksTotal += count;
}
}
/**
* @param count number of networks over bad authentication threshold when watchdog triggered
*/
public void addCountToNumLastResortWatchdogBadAuthenticationNetworksTotal(int count) {
synchronized (mLock) {
mWifiLogProto.numLastResortWatchdogBadAuthenticationNetworksTotal += count;
}
}
/**
* @param count number of networks over bad dhcp threshold when watchdog triggered
*/
public void addCountToNumLastResortWatchdogBadDhcpNetworksTotal(int count) {
synchronized (mLock) {
mWifiLogProto.numLastResortWatchdogBadDhcpNetworksTotal += count;
}
}
/**
* @param count number of networks over bad other threshold when watchdog triggered
*/
public void addCountToNumLastResortWatchdogBadOtherNetworksTotal(int count) {
synchronized (mLock) {
mWifiLogProto.numLastResortWatchdogBadOtherNetworksTotal += count;
}
}
/**
* @param count number of networks seen when watchdog triggered
*/
public void addCountToNumLastResortWatchdogAvailableNetworksTotal(int count) {
synchronized (mLock) {
mWifiLogProto.numLastResortWatchdogAvailableNetworksTotal += count;
}
}
/**
* Increment count of triggers with atleast one bad association network
*/
public void incrementNumLastResortWatchdogTriggersWithBadAssociation() {
synchronized (mLock) {
mWifiLogProto.numLastResortWatchdogTriggersWithBadAssociation++;
}
}
/**
* Increment count of triggers with atleast one bad authentication network
*/
public void incrementNumLastResortWatchdogTriggersWithBadAuthentication() {
synchronized (mLock) {
mWifiLogProto.numLastResortWatchdogTriggersWithBadAuthentication++;
}
}
/**
* Increment count of triggers with atleast one bad dhcp network
*/
public void incrementNumLastResortWatchdogTriggersWithBadDhcp() {
synchronized (mLock) {
mWifiLogProto.numLastResortWatchdogTriggersWithBadDhcp++;
}
}
/**
* Increment count of triggers with atleast one bad other network
*/
public void incrementNumLastResortWatchdogTriggersWithBadOther() {
synchronized (mLock) {
mWifiLogProto.numLastResortWatchdogTriggersWithBadOther++;
}
}
/**
* Increment number of times connectivity watchdog confirmed pno is working
*/
public void incrementNumConnectivityWatchdogPnoGood() {
synchronized (mLock) {
mWifiLogProto.numConnectivityWatchdogPnoGood++;
}
}
/**
* Increment number of times connectivity watchdog found pno not working
*/
public void incrementNumConnectivityWatchdogPnoBad() {
synchronized (mLock) {
mWifiLogProto.numConnectivityWatchdogPnoBad++;
}
}
/**
* Increment number of times connectivity watchdog confirmed background scan is working
*/
public void incrementNumConnectivityWatchdogBackgroundGood() {
synchronized (mLock) {
mWifiLogProto.numConnectivityWatchdogBackgroundGood++;
}
}
/**
* Increment number of times connectivity watchdog found background scan not working
*/
public void incrementNumConnectivityWatchdogBackgroundBad() {
synchronized (mLock) {
mWifiLogProto.numConnectivityWatchdogBackgroundBad++;
}
}
/**
* Increment various poll related metrics, and cache performance data for StaEvent logging
*/
public void handlePollResult(WifiInfo wifiInfo) {
mLastPollRssi = wifiInfo.getRssi();
mLastPollLinkSpeed = wifiInfo.getLinkSpeed();
mLastPollFreq = wifiInfo.getFrequency();
incrementRssiPollRssiCount(mLastPollFreq, mLastPollRssi);
incrementLinkSpeedCount(mLastPollLinkSpeed, mLastPollRssi);
mLastPollRxLinkSpeed = wifiInfo.getRxLinkSpeedMbps();
incrementTxLinkSpeedBandCount(mLastPollLinkSpeed, mLastPollFreq);
incrementRxLinkSpeedBandCount(mLastPollRxLinkSpeed, mLastPollFreq);
}
/**
* Increment occurence count of RSSI level from RSSI poll for the given frequency.
* @param frequency (MHz)
* @param rssi
*/
@VisibleForTesting
public void incrementRssiPollRssiCount(int frequency, int rssi) {
if (!(rssi >= MIN_RSSI_POLL && rssi <= MAX_RSSI_POLL)) {
return;
}
synchronized (mLock) {
if (!mRssiPollCountsMap.containsKey(frequency)) {
mRssiPollCountsMap.put(frequency, new SparseIntArray());
}
SparseIntArray sparseIntArray = mRssiPollCountsMap.get(frequency);
int count = sparseIntArray.get(rssi);
sparseIntArray.put(rssi, count + 1);
maybeIncrementRssiDeltaCount(rssi - mScanResultRssi);
}
}
/**
* Increment occurence count of difference between scan result RSSI and the first RSSI poll.
* Ignores rssi values outside the bounds of [MIN_RSSI_DELTA, MAX_RSSI_DELTA]
* mLock must be held when calling this method.
*/
private void maybeIncrementRssiDeltaCount(int rssi) {
// Check if this RSSI poll is close enough to a scan result RSSI to log a delta value
if (mScanResultRssiTimestampMillis >= 0) {
long timeDelta = mClock.getElapsedSinceBootMillis() - mScanResultRssiTimestampMillis;
if (timeDelta <= TIMEOUT_RSSI_DELTA_MILLIS) {
if (rssi >= MIN_RSSI_DELTA && rssi <= MAX_RSSI_DELTA) {
int count = mRssiDeltaCounts.get(rssi);
mRssiDeltaCounts.put(rssi, count + 1);
}
}
mScanResultRssiTimestampMillis = -1;
}
}
/**
* Increment occurrence count of link speed.
* Ignores link speed values that are lower than MIN_LINK_SPEED_MBPS
* and rssi values outside the bounds of [MIN_RSSI_POLL, MAX_RSSI_POLL]
*/
@VisibleForTesting
public void incrementLinkSpeedCount(int linkSpeed, int rssi) {
if (!(mLinkSpeedCountsLogging
&& linkSpeed >= MIN_LINK_SPEED_MBPS
&& rssi >= MIN_RSSI_POLL
&& rssi <= MAX_RSSI_POLL)) {
return;
}
synchronized (mLock) {
LinkSpeedCount linkSpeedCount = mLinkSpeedCounts.get(linkSpeed);
if (linkSpeedCount == null) {
linkSpeedCount = new LinkSpeedCount();
linkSpeedCount.linkSpeedMbps = linkSpeed;
mLinkSpeedCounts.put(linkSpeed, linkSpeedCount);
}
linkSpeedCount.count++;
linkSpeedCount.rssiSumDbm += Math.abs(rssi);
linkSpeedCount.rssiSumOfSquaresDbmSq += rssi * rssi;
}
}
/**
* Increment occurrence count of Tx link speed for operating sub-band
* Ignores link speed values that are lower than MIN_LINK_SPEED_MBPS
* @param txLinkSpeed PHY layer Tx link speed in Mbps
* @param frequency Channel frequency of beacon frames in MHz
*/
@VisibleForTesting
public void incrementTxLinkSpeedBandCount(int txLinkSpeed, int frequency) {
if (!(mLinkSpeedCountsLogging
&& txLinkSpeed >= MIN_LINK_SPEED_MBPS)) {
return;
}
synchronized (mLock) {
if (frequency <= BAND_2G_MAX_FREQ_MHZ) {
mTxLinkSpeedCount2g.increment(txLinkSpeed);
} else if (frequency <= BAND_5G_LOW_MAX_FREQ_MHZ) {
mTxLinkSpeedCount5gLow.increment(txLinkSpeed);
} else if (frequency <= BAND_5G_MID_MAX_FREQ_MHZ) {
mTxLinkSpeedCount5gMid.increment(txLinkSpeed);
} else {
mTxLinkSpeedCount5gHigh.increment(txLinkSpeed);
}
}
}
/**
* Increment occurrence count of Rx link speed for operating sub-band
* Ignores link speed values that are lower than MIN_LINK_SPEED_MBPS
* @param rxLinkSpeed PHY layer Tx link speed in Mbps
* @param frequency Channel frequency of beacon frames in MHz
*/
@VisibleForTesting
public void incrementRxLinkSpeedBandCount(int rxLinkSpeed, int frequency) {
if (!(mLinkSpeedCountsLogging
&& rxLinkSpeed >= MIN_LINK_SPEED_MBPS)) {
return;
}
synchronized (mLock) {
if (frequency <= BAND_2G_MAX_FREQ_MHZ) {
mRxLinkSpeedCount2g.increment(rxLinkSpeed);
} else if (frequency <= BAND_5G_LOW_MAX_FREQ_MHZ) {
mRxLinkSpeedCount5gLow.increment(rxLinkSpeed);
} else if (frequency <= BAND_5G_MID_MAX_FREQ_MHZ) {
mRxLinkSpeedCount5gMid.increment(rxLinkSpeed);
} else {
mRxLinkSpeedCount5gHigh.increment(rxLinkSpeed);
}
}
}
/**
* Increment count of Watchdog successes.
*/
public void incrementNumLastResortWatchdogSuccesses() {
synchronized (mLock) {
mWifiLogProto.numLastResortWatchdogSuccesses++;
}
}
/**
* Increment the count of network connection failures that happened after watchdog has been
* triggered.
*/
public void incrementWatchdogTotalConnectionFailureCountAfterTrigger() {
synchronized (mLock) {
mWifiLogProto.watchdogTotalConnectionFailureCountAfterTrigger++;
}
}
/**
* Sets the time taken for wifi to connect after a watchdog triggers a restart.
* @param milliseconds
*/
public void setWatchdogSuccessTimeDurationMs(long ms) {
synchronized (mLock) {
mWifiLogProto.watchdogTriggerToConnectionSuccessDurationMs = ms;
}
}
/**
* Increments the count of alerts by alert reason.
*
* @param reason The cause of the alert. The reason values are driver-specific.
*/
private void incrementAlertReasonCount(int reason) {
if (reason > WifiLoggerHal.WIFI_ALERT_REASON_MAX
|| reason < WifiLoggerHal.WIFI_ALERT_REASON_MIN) {
reason = WifiLoggerHal.WIFI_ALERT_REASON_RESERVED;
}
synchronized (mLock) {
int alertCount = mWifiAlertReasonCounts.get(reason);
mWifiAlertReasonCounts.put(reason, alertCount + 1);
}
}
/**
* Counts all the different types of networks seen in a set of scan results
*/
public void countScanResults(List<ScanDetail> scanDetails) {
if (scanDetails == null) {
return;
}
int totalResults = 0;
int openNetworks = 0;
int personalNetworks = 0;
int enterpriseNetworks = 0;
int hiddenNetworks = 0;
int hotspot2r1Networks = 0;
int hotspot2r2Networks = 0;
int enhacedOpenNetworks = 0;
int wpa3PersonalNetworks = 0;
int wpa3EnterpriseNetworks = 0;
for (ScanDetail scanDetail : scanDetails) {
NetworkDetail networkDetail = scanDetail.getNetworkDetail();
ScanResult scanResult = scanDetail.getScanResult();
totalResults++;
if (networkDetail != null) {
if (networkDetail.isHiddenBeaconFrame()) {
hiddenNetworks++;
}
if (networkDetail.getHSRelease() != null) {
if (networkDetail.getHSRelease() == NetworkDetail.HSRelease.R1) {
hotspot2r1Networks++;
} else if (networkDetail.getHSRelease() == NetworkDetail.HSRelease.R2) {
hotspot2r2Networks++;
}
}
}
if (scanResult != null && scanResult.capabilities != null) {
if (ScanResultUtil.isScanResultForEapSuiteBNetwork(scanResult)) {
wpa3EnterpriseNetworks++;
} else if (ScanResultUtil.isScanResultForEapNetwork(scanResult)) {
enterpriseNetworks++;
} else if (ScanResultUtil.isScanResultForSaeNetwork(scanResult)) {
wpa3PersonalNetworks++;
} else if (ScanResultUtil.isScanResultForPskNetwork(scanResult)
|| ScanResultUtil.isScanResultForWepNetwork(scanResult)) {
personalNetworks++;
} else if (ScanResultUtil.isScanResultForOweNetwork(scanResult)) {
enhacedOpenNetworks++;
} else {
openNetworks++;
}
}
}
synchronized (mLock) {
mWifiLogProto.numTotalScanResults += totalResults;
mWifiLogProto.numOpenNetworkScanResults += openNetworks;
mWifiLogProto.numLegacyPersonalNetworkScanResults += personalNetworks;
mWifiLogProto.numLegacyEnterpriseNetworkScanResults += enterpriseNetworks;
mWifiLogProto.numEnhancedOpenNetworkScanResults += enhacedOpenNetworks;
mWifiLogProto.numWpa3PersonalNetworkScanResults += wpa3PersonalNetworks;
mWifiLogProto.numWpa3EnterpriseNetworkScanResults += wpa3EnterpriseNetworks;
mWifiLogProto.numHiddenNetworkScanResults += hiddenNetworks;
mWifiLogProto.numHotspot2R1NetworkScanResults += hotspot2r1Networks;
mWifiLogProto.numHotspot2R2NetworkScanResults += hotspot2r2Networks;
mWifiLogProto.numScans++;
}
}
private boolean mWifiWins = false; // Based on scores, use wifi instead of mobile data?
// Based on Wifi usability scores. use wifi instead of mobile data?
private boolean mWifiWinsUsabilityScore = false;
/**
* Increments occurence of a particular wifi score calculated
* in WifiScoreReport by current connected network. Scores are bounded
* within [MIN_WIFI_SCORE, MAX_WIFI_SCORE] to limit size of SparseArray.
*
* Also records events when the current score breaches significant thresholds.
*/
public void incrementWifiScoreCount(int score) {
if (score < MIN_WIFI_SCORE || score > MAX_WIFI_SCORE) {
return;
}
synchronized (mLock) {
int count = mWifiScoreCounts.get(score);
mWifiScoreCounts.put(score, count + 1);
boolean wifiWins = mWifiWins;
if (mWifiWins && score < LOW_WIFI_SCORE) {
wifiWins = false;
} else if (!mWifiWins && score > LOW_WIFI_SCORE) {
wifiWins = true;
}
mLastScore = score;
mLastScoreNoReset = score;
if (wifiWins != mWifiWins) {
mWifiWins = wifiWins;
StaEvent event = new StaEvent();
event.type = StaEvent.TYPE_SCORE_BREACH;
addStaEvent(event);
// Only record the first score breach by checking whether mScoreBreachLowTimeMillis
// has been set to -1
if (!wifiWins && mScoreBreachLowTimeMillis == -1) {
mScoreBreachLowTimeMillis = mClock.getElapsedSinceBootMillis();
}
}
}
}
/**
* Increments occurence of the results from attempting to start SoftAp.
* Maps the |result| and WifiManager |failureCode| constant to proto defined SoftApStartResult
* codes.
*/
public void incrementSoftApStartResult(boolean result, int failureCode) {
synchronized (mLock) {
if (result) {
int count = mSoftApManagerReturnCodeCounts.get(
WifiMetricsProto.SoftApReturnCodeCount.SOFT_AP_STARTED_SUCCESSFULLY);
mSoftApManagerReturnCodeCounts.put(
WifiMetricsProto.SoftApReturnCodeCount.SOFT_AP_STARTED_SUCCESSFULLY,
count + 1);
return;
}
// now increment failure modes - if not explicitly handled, dump into the general
// error bucket.
if (failureCode == WifiManager.SAP_START_FAILURE_NO_CHANNEL) {
int count = mSoftApManagerReturnCodeCounts.get(
WifiMetricsProto.SoftApReturnCodeCount.SOFT_AP_FAILED_NO_CHANNEL);
mSoftApManagerReturnCodeCounts.put(
WifiMetricsProto.SoftApReturnCodeCount.SOFT_AP_FAILED_NO_CHANNEL,
count + 1);
} else {
// failure mode not tracked at this time... count as a general error for now.
int count = mSoftApManagerReturnCodeCounts.get(
WifiMetricsProto.SoftApReturnCodeCount.SOFT_AP_FAILED_GENERAL_ERROR);
mSoftApManagerReturnCodeCounts.put(
WifiMetricsProto.SoftApReturnCodeCount.SOFT_AP_FAILED_GENERAL_ERROR,
count + 1);
}
}
}
/**
* Adds a record indicating the current up state of soft AP
*/
public void addSoftApUpChangedEvent(boolean isUp, int mode) {
SoftApConnectedClientsEvent event = new SoftApConnectedClientsEvent();
event.eventType = isUp ? SoftApConnectedClientsEvent.SOFT_AP_UP :
SoftApConnectedClientsEvent.SOFT_AP_DOWN;
event.numConnectedClients = 0;
addSoftApConnectedClientsEvent(event, mode);
}
/**
* Adds a record for current number of associated stations to soft AP
*/
public void addSoftApNumAssociatedStationsChangedEvent(int numStations, int mode) {
SoftApConnectedClientsEvent event = new SoftApConnectedClientsEvent();
event.eventType = SoftApConnectedClientsEvent.NUM_CLIENTS_CHANGED;
event.numConnectedClients = numStations;
addSoftApConnectedClientsEvent(event, mode);
}
/**
* Adds a record to the corresponding event list based on mode param
*/
private void addSoftApConnectedClientsEvent(SoftApConnectedClientsEvent event, int mode) {
synchronized (mLock) {
List<SoftApConnectedClientsEvent> softApEventList;
switch (mode) {
case WifiManager.IFACE_IP_MODE_TETHERED:
softApEventList = mSoftApEventListTethered;
break;
case WifiManager.IFACE_IP_MODE_LOCAL_ONLY:
softApEventList = mSoftApEventListLocalOnly;
break;
default:
return;
}
if (softApEventList.size() > MAX_NUM_SOFT_AP_EVENTS) {
return;
}
event.timeStampMillis = mClock.getElapsedSinceBootMillis();
softApEventList.add(event);
}
}
/**
* Updates current soft AP events with channel info
*/
public void addSoftApChannelSwitchedEvent(int frequency, int bandwidth, int mode) {
synchronized (mLock) {
List<SoftApConnectedClientsEvent> softApEventList;
switch (mode) {
case WifiManager.IFACE_IP_MODE_TETHERED:
softApEventList = mSoftApEventListTethered;
break;
case WifiManager.IFACE_IP_MODE_LOCAL_ONLY:
softApEventList = mSoftApEventListLocalOnly;
break;
default:
return;
}
for (int index = softApEventList.size() - 1; index >= 0; index--) {
SoftApConnectedClientsEvent event = softApEventList.get(index);
if (event != null && event.eventType == SoftApConnectedClientsEvent.SOFT_AP_UP) {
event.channelFrequency = frequency;
event.channelBandwidth = bandwidth;
break;
}
}
}
}
/**
* Increment number of times the HAL crashed.
*/
public void incrementNumHalCrashes() {
synchronized (mLock) {
mWifiLogProto.numHalCrashes++;
}
}
/**
* Increment number of times the Wificond crashed.
*/
public void incrementNumWificondCrashes() {
synchronized (mLock) {
mWifiLogProto.numWificondCrashes++;
}
}
/**
* Increment number of times the supplicant crashed.
*/
public void incrementNumSupplicantCrashes() {
synchronized (mLock) {
mWifiLogProto.numSupplicantCrashes++;
}
}
/**
* Increment number of times the hostapd crashed.
*/
public void incrementNumHostapdCrashes() {
synchronized (mLock) {
mWifiLogProto.numHostapdCrashes++;
}
}
/**
* Increment number of times the wifi on failed due to an error in HAL.
*/
public void incrementNumSetupClientInterfaceFailureDueToHal() {
synchronized (mLock) {
mWifiLogProto.numSetupClientInterfaceFailureDueToHal++;
}
}
/**
* Increment number of times the wifi on failed due to an error in wificond.
*/
public void incrementNumSetupClientInterfaceFailureDueToWificond() {
synchronized (mLock) {
mWifiLogProto.numSetupClientInterfaceFailureDueToWificond++;
}
}
/**
* Increment number of times the wifi on failed due to an error in supplicant.
*/
public void incrementNumSetupClientInterfaceFailureDueToSupplicant() {
synchronized (mLock) {
mWifiLogProto.numSetupClientInterfaceFailureDueToSupplicant++;
}
}
/**
* Increment number of times the SoftAp on failed due to an error in HAL.
*/
public void incrementNumSetupSoftApInterfaceFailureDueToHal() {
synchronized (mLock) {
mWifiLogProto.numSetupSoftApInterfaceFailureDueToHal++;
}
}
/**
* Increment number of times the SoftAp on failed due to an error in wificond.
*/
public void incrementNumSetupSoftApInterfaceFailureDueToWificond() {
synchronized (mLock) {
mWifiLogProto.numSetupSoftApInterfaceFailureDueToWificond++;
}
}
/**
* Increment number of times the SoftAp on failed due to an error in hostapd.
*/
public void incrementNumSetupSoftApInterfaceFailureDueToHostapd() {
synchronized (mLock) {
mWifiLogProto.numSetupSoftApInterfaceFailureDueToHostapd++;
}
}
/**
* Increment number of times we got client interface down.
*/
public void incrementNumClientInterfaceDown() {
synchronized (mLock) {
mWifiLogProto.numClientInterfaceDown++;
}
}
/**
* Increment number of times we got client interface down.
*/
public void incrementNumSoftApInterfaceDown() {
synchronized (mLock) {
mWifiLogProto.numSoftApInterfaceDown++;
}
}
/**
* Increment number of times Passpoint provider being installed.
*/
public void incrementNumPasspointProviderInstallation() {
synchronized (mLock) {
mWifiLogProto.numPasspointProviderInstallation++;
}
}
/**
* Increment number of times Passpoint provider is installed successfully.
*/
public void incrementNumPasspointProviderInstallSuccess() {
synchronized (mLock) {
mWifiLogProto.numPasspointProviderInstallSuccess++;
}
}
/**
* Increment number of times Passpoint provider being uninstalled.
*/
public void incrementNumPasspointProviderUninstallation() {
synchronized (mLock) {
mWifiLogProto.numPasspointProviderUninstallation++;
}
}
/**
* Increment number of times Passpoint provider is uninstalled successfully.
*/
public void incrementNumPasspointProviderUninstallSuccess() {
synchronized (mLock) {
mWifiLogProto.numPasspointProviderUninstallSuccess++;
}
}
/**
* Increment number of times we detected a radio mode change to MCC.
*/
public void incrementNumRadioModeChangeToMcc() {
synchronized (mLock) {
mWifiLogProto.numRadioModeChangeToMcc++;
}
}
/**
* Increment number of times we detected a radio mode change to SCC.
*/
public void incrementNumRadioModeChangeToScc() {
synchronized (mLock) {
mWifiLogProto.numRadioModeChangeToScc++;
}
}
/**
* Increment number of times we detected a radio mode change to SBS.
*/
public void incrementNumRadioModeChangeToSbs() {
synchronized (mLock) {
mWifiLogProto.numRadioModeChangeToSbs++;
}
}
/**
* Increment number of times we detected a radio mode change to DBS.
*/
public void incrementNumRadioModeChangeToDbs() {
synchronized (mLock) {
mWifiLogProto.numRadioModeChangeToDbs++;
}
}
/**
* Increment number of times we detected a channel did not satisfy user band preference.
*/
public void incrementNumSoftApUserBandPreferenceUnsatisfied() {
synchronized (mLock) {
mWifiLogProto.numSoftApUserBandPreferenceUnsatisfied++;
}
}
/** Increment the failure count of SAR sensor listener registration */
public void incrementNumSarSensorRegistrationFailures() {
synchronized (mLock) {
mWifiLogProto.numSarSensorRegistrationFailures++;
}
}
/**
* Increment N-Way network selection decision histograms:
* Counts the size of various sets of scanDetails within a scan, and increment the occurrence
* of that size for the associated histogram. There are ten histograms generated for each
* combination of: {SSID, BSSID} *{Total, Saved, Open, Saved_or_Open, Passpoint}
* Only performs this count if isFullBand is true, otherwise, increments the partial scan count
*/
public void incrementAvailableNetworksHistograms(List<ScanDetail> scanDetails,
boolean isFullBand) {
synchronized (mLock) {
if (mWifiConfigManager == null || mWifiNetworkSelector == null
|| mPasspointManager == null) {
return;
}
if (!isFullBand) {
mWifiLogProto.partialAllSingleScanListenerResults++;
return;
}
Set<ScanResultMatchInfo> ssids = new HashSet<ScanResultMatchInfo>();
int bssids = 0;
Set<ScanResultMatchInfo> openSsids = new HashSet<ScanResultMatchInfo>();
int openBssids = 0;
Set<ScanResultMatchInfo> savedSsids = new HashSet<ScanResultMatchInfo>();
int savedBssids = 0;
// openOrSavedSsids calculated from union of savedSsids & openSsids
int openOrSavedBssids = 0;
Set<PasspointProvider> savedPasspointProviderProfiles =
new HashSet<PasspointProvider>();
int savedPasspointProviderBssids = 0;
int passpointR1Aps = 0;
int passpointR2Aps = 0;
Map<ANQPNetworkKey, Integer> passpointR1UniqueEss = new HashMap<>();
Map<ANQPNetworkKey, Integer> passpointR2UniqueEss = new HashMap<>();
int supporting80211mcAps = 0;
for (ScanDetail scanDetail : scanDetails) {
NetworkDetail networkDetail = scanDetail.getNetworkDetail();
ScanResult scanResult = scanDetail.getScanResult();
// statistics to be collected for ALL APs (irrespective of signal power)
if (networkDetail.is80211McResponderSupport()) {
supporting80211mcAps++;
}
ScanResultMatchInfo matchInfo = ScanResultMatchInfo.fromScanResult(scanResult);
Pair<PasspointProvider, PasspointMatch> providerMatch = null;
PasspointProvider passpointProvider = null;
if (networkDetail.isInterworking()) {
providerMatch =
mPasspointManager.matchProvider(scanResult);
passpointProvider = providerMatch != null ? providerMatch.first : null;
if (networkDetail.getHSRelease() == NetworkDetail.HSRelease.R1) {
passpointR1Aps++;
} else if (networkDetail.getHSRelease() == NetworkDetail.HSRelease.R2) {
passpointR2Aps++;
}
long bssid = 0;
boolean validBssid = false;
try {
bssid = Utils.parseMac(scanResult.BSSID);
validBssid = true;
} catch (IllegalArgumentException e) {
Log.e(TAG,
"Invalid BSSID provided in the scan result: " + scanResult.BSSID);
}
if (validBssid) {
ANQPNetworkKey uniqueEss = ANQPNetworkKey.buildKey(scanResult.SSID, bssid,
scanResult.hessid, networkDetail.getAnqpDomainID());
if (networkDetail.getHSRelease() == NetworkDetail.HSRelease.R1) {
Integer countObj = passpointR1UniqueEss.get(uniqueEss);
int count = countObj == null ? 0 : countObj;
passpointR1UniqueEss.put(uniqueEss, count + 1);
} else if (networkDetail.getHSRelease() == NetworkDetail.HSRelease.R2) {
Integer countObj = passpointR2UniqueEss.get(uniqueEss);
int count = countObj == null ? 0 : countObj;
passpointR2UniqueEss.put(uniqueEss, count + 1);
}
}
}
if (mWifiNetworkSelector.isSignalTooWeak(scanResult)) {
continue;
}
// statistics to be collected ONLY for those APs with sufficient signal power
ssids.add(matchInfo);
bssids++;
boolean isOpen = matchInfo.networkType == WifiConfiguration.SECURITY_TYPE_OPEN;
WifiConfiguration config =
mWifiConfigManager.getConfiguredNetworkForScanDetail(scanDetail);
boolean isSaved = (config != null) && !config.isEphemeral()
&& !config.isPasspoint();
boolean isSavedPasspoint = passpointProvider != null;
if (isOpen) {
openSsids.add(matchInfo);
openBssids++;
}
if (isSaved) {
savedSsids.add(matchInfo);
savedBssids++;
}
if (isOpen || isSaved) {
openOrSavedBssids++;
// Calculate openOrSavedSsids union later
}
if (isSavedPasspoint) {
savedPasspointProviderProfiles.add(passpointProvider);
savedPasspointProviderBssids++;
}
}
mWifiLogProto.fullBandAllSingleScanListenerResults++;
incrementTotalScanSsids(mTotalSsidsInScanHistogram, ssids.size());
incrementTotalScanResults(mTotalBssidsInScanHistogram, bssids);
incrementSsid(mAvailableOpenSsidsInScanHistogram, openSsids.size());
incrementBssid(mAvailableOpenBssidsInScanHistogram, openBssids);
incrementSsid(mAvailableSavedSsidsInScanHistogram, savedSsids.size());
incrementBssid(mAvailableSavedBssidsInScanHistogram, savedBssids);
openSsids.addAll(savedSsids); // openSsids = Union(openSsids, savedSsids)
incrementSsid(mAvailableOpenOrSavedSsidsInScanHistogram, openSsids.size());
incrementBssid(mAvailableOpenOrSavedBssidsInScanHistogram, openOrSavedBssids);
incrementSsid(mAvailableSavedPasspointProviderProfilesInScanHistogram,
savedPasspointProviderProfiles.size());
incrementBssid(mAvailableSavedPasspointProviderBssidsInScanHistogram,
savedPasspointProviderBssids);
incrementTotalPasspointAps(mObservedHotspotR1ApInScanHistogram, passpointR1Aps);
incrementTotalPasspointAps(mObservedHotspotR2ApInScanHistogram, passpointR2Aps);
incrementTotalUniquePasspointEss(mObservedHotspotR1EssInScanHistogram,
passpointR1UniqueEss.size());
incrementTotalUniquePasspointEss(mObservedHotspotR2EssInScanHistogram,
passpointR2UniqueEss.size());
for (Integer count : passpointR1UniqueEss.values()) {
incrementPasspointPerUniqueEss(mObservedHotspotR1ApsPerEssInScanHistogram, count);
}
for (Integer count : passpointR2UniqueEss.values()) {
incrementPasspointPerUniqueEss(mObservedHotspotR2ApsPerEssInScanHistogram, count);
}
increment80211mcAps(mObserved80211mcApInScanHistogram, supporting80211mcAps);
}
}
/**
* TODO: (b/72443859) Use notifierTag param to separate metrics for OpenNetworkNotifier and
* CarrierNetworkNotifier, for this method and all other related metrics.
*/
/** Increments the occurence of a "Connect to Network" notification. */
public void incrementConnectToNetworkNotification(String notifierTag, int notificationType) {
synchronized (mLock) {
int count = mConnectToNetworkNotificationCount.get(notificationType);
mConnectToNetworkNotificationCount.put(notificationType, count + 1);
}
}
/** Increments the occurence of an "Connect to Network" notification user action. */
public void incrementConnectToNetworkNotificationAction(String notifierTag,
int notificationType, int actionType) {
synchronized (mLock) {
int key = notificationType * CONNECT_TO_NETWORK_NOTIFICATION_ACTION_KEY_MULTIPLIER
+ actionType;
int count = mConnectToNetworkNotificationActionCount.get(key);
mConnectToNetworkNotificationActionCount.put(key, count + 1);
}
}
/**
* Sets the number of SSIDs blacklisted from recommendation by the open network notification
* recommender.
*/
public void setNetworkRecommenderBlacklistSize(String notifierTag, int size) {
synchronized (mLock) {
mOpenNetworkRecommenderBlacklistSize = size;
}
}
/** Sets if the available network notification feature is enabled. */
public void setIsWifiNetworksAvailableNotificationEnabled(String notifierTag, boolean enabled) {
synchronized (mLock) {
mIsWifiNetworksAvailableNotificationOn = enabled;
}
}
/** Increments the occurence of connection attempts that were initiated unsuccessfully */
public void incrementNumNetworkRecommendationUpdates(String notifierTag) {
synchronized (mLock) {
mNumOpenNetworkRecommendationUpdates++;
}
}
/** Increments the occurence of connection attempts that were initiated unsuccessfully */
public void incrementNumNetworkConnectMessageFailedToSend(String notifierTag) {
synchronized (mLock) {
mNumOpenNetworkConnectMessageFailedToSend++;
}
}
/** Sets if Connected MAC Randomization feature is enabled */
public void setIsMacRandomizationOn(boolean enabled) {
synchronized (mLock) {
mIsMacRandomizationOn = enabled;
}
}
/** Log firmware alert related metrics */
public void logFirmwareAlert(int errorCode) {
incrementAlertReasonCount(errorCode);
logWifiIsUnusableEvent(WifiIsUnusableEvent.TYPE_FIRMWARE_ALERT, errorCode);
addToWifiUsabilityStatsList(WifiUsabilityStats.LABEL_BAD,
WifiUsabilityStats.TYPE_FIRMWARE_ALERT, errorCode);
}
public static final String PROTO_DUMP_ARG = "wifiMetricsProto";
public static final String CLEAN_DUMP_ARG = "clean";
/**
* Dump all WifiMetrics. Collects some metrics from ConfigStore, Settings and WifiManager
* at this time.
*
* @param fd unused
* @param pw PrintWriter for writing dump to
* @param args [wifiMetricsProto [clean]]
*/
public void dump(FileDescriptor fd, PrintWriter pw, String[] args) {
synchronized (mLock) {
consolidateScoringParams();
if (args != null && args.length > 0 && PROTO_DUMP_ARG.equals(args[0])) {
// Dump serialized WifiLog proto
consolidateProto();
byte[] wifiMetricsProto = WifiMetricsProto.WifiLog.toByteArray(mWifiLogProto);
String metricsProtoDump = Base64.encodeToString(wifiMetricsProto, Base64.DEFAULT);
if (args.length > 1 && CLEAN_DUMP_ARG.equals(args[1])) {
// Output metrics proto bytes (base64) and nothing else
pw.print(metricsProtoDump);
} else {
// Tag the start and end of the metrics proto bytes
pw.println("WifiMetrics:");
pw.println(metricsProtoDump);
pw.println("EndWifiMetrics");
}
clear();
} else {
pw.println("WifiMetrics:");
pw.println("mConnectionEvents:");
for (ConnectionEvent event : mConnectionEventList) {
String eventLine = event.toString();
if (event == mCurrentConnectionEvent) {
eventLine += "CURRENTLY OPEN EVENT";
}
pw.println(eventLine);
}
pw.println("mWifiLogProto.numSavedNetworks=" + mWifiLogProto.numSavedNetworks);
pw.println("mWifiLogProto.numSavedNetworksWithMacRandomization="
+ mWifiLogProto.numSavedNetworksWithMacRandomization);
pw.println("mWifiLogProto.numOpenNetworks=" + mWifiLogProto.numOpenNetworks);
pw.println("mWifiLogProto.numLegacyPersonalNetworks="
+ mWifiLogProto.numLegacyPersonalNetworks);
pw.println("mWifiLogProto.numLegacyEnterpriseNetworks="
+ mWifiLogProto.numLegacyEnterpriseNetworks);
pw.println("mWifiLogProto.numEnhancedOpenNetworks="
+ mWifiLogProto.numEnhancedOpenNetworks);
pw.println("mWifiLogProto.numWpa3PersonalNetworks="
+ mWifiLogProto.numWpa3PersonalNetworks);
pw.println("mWifiLogProto.numWpa3EnterpriseNetworks="
+ mWifiLogProto.numWpa3EnterpriseNetworks);
pw.println("mWifiLogProto.numHiddenNetworks=" + mWifiLogProto.numHiddenNetworks);
pw.println("mWifiLogProto.numPasspointNetworks="
+ mWifiLogProto.numPasspointNetworks);
pw.println("mWifiLogProto.isLocationEnabled=" + mWifiLogProto.isLocationEnabled);
pw.println("mWifiLogProto.isScanningAlwaysEnabled="
+ mWifiLogProto.isScanningAlwaysEnabled);
pw.println("mWifiLogProto.numNetworksAddedByUser="
+ mWifiLogProto.numNetworksAddedByUser);
pw.println("mWifiLogProto.numNetworksAddedByApps="
+ mWifiLogProto.numNetworksAddedByApps);
pw.println("mWifiLogProto.numNonEmptyScanResults="
+ mWifiLogProto.numNonEmptyScanResults);
pw.println("mWifiLogProto.numEmptyScanResults="
+ mWifiLogProto.numEmptyScanResults);
pw.println("mWifiLogProto.numConnecitvityOneshotScans="
+ mWifiLogProto.numConnectivityOneshotScans);
pw.println("mWifiLogProto.numOneshotScans="
+ mWifiLogProto.numOneshotScans);
pw.println("mWifiLogProto.numOneshotHasDfsChannelScans="
+ mWifiLogProto.numOneshotHasDfsChannelScans);
pw.println("mWifiLogProto.numBackgroundScans="
+ mWifiLogProto.numBackgroundScans);
pw.println("mWifiLogProto.numExternalAppOneshotScanRequests="
+ mWifiLogProto.numExternalAppOneshotScanRequests);
pw.println("mWifiLogProto.numExternalForegroundAppOneshotScanRequestsThrottled="
+ mWifiLogProto.numExternalForegroundAppOneshotScanRequestsThrottled);
pw.println("mWifiLogProto.numExternalBackgroundAppOneshotScanRequestsThrottled="
+ mWifiLogProto.numExternalBackgroundAppOneshotScanRequestsThrottled);
pw.println("mScanReturnEntries:");
pw.println(" SCAN_UNKNOWN: " + getScanReturnEntry(
WifiMetricsProto.WifiLog.SCAN_UNKNOWN));
pw.println(" SCAN_SUCCESS: " + getScanReturnEntry(
WifiMetricsProto.WifiLog.SCAN_SUCCESS));
pw.println(" SCAN_FAILURE_INTERRUPTED: " + getScanReturnEntry(
WifiMetricsProto.WifiLog.SCAN_FAILURE_INTERRUPTED));
pw.println(" SCAN_FAILURE_INVALID_CONFIGURATION: " + getScanReturnEntry(
WifiMetricsProto.WifiLog.SCAN_FAILURE_INVALID_CONFIGURATION));
pw.println(" FAILURE_WIFI_DISABLED: " + getScanReturnEntry(
WifiMetricsProto.WifiLog.FAILURE_WIFI_DISABLED));
pw.println("mSystemStateEntries: <state><screenOn> : <scansInitiated>");
pw.println(" WIFI_UNKNOWN ON: "
+ getSystemStateCount(WifiMetricsProto.WifiLog.WIFI_UNKNOWN, true));
pw.println(" WIFI_DISABLED ON: "
+ getSystemStateCount(WifiMetricsProto.WifiLog.WIFI_DISABLED, true));
pw.println(" WIFI_DISCONNECTED ON: "
+ getSystemStateCount(WifiMetricsProto.WifiLog.WIFI_DISCONNECTED, true));
pw.println(" WIFI_ASSOCIATED ON: "
+ getSystemStateCount(WifiMetricsProto.WifiLog.WIFI_ASSOCIATED, true));
pw.println(" WIFI_UNKNOWN OFF: "
+ getSystemStateCount(WifiMetricsProto.WifiLog.WIFI_UNKNOWN, false));
pw.println(" WIFI_DISABLED OFF: "
+ getSystemStateCount(WifiMetricsProto.WifiLog.WIFI_DISABLED, false));
pw.println(" WIFI_DISCONNECTED OFF: "
+ getSystemStateCount(WifiMetricsProto.WifiLog.WIFI_DISCONNECTED, false));
pw.println(" WIFI_ASSOCIATED OFF: "
+ getSystemStateCount(WifiMetricsProto.WifiLog.WIFI_ASSOCIATED, false));
pw.println("mWifiLogProto.numConnectivityWatchdogPnoGood="
+ mWifiLogProto.numConnectivityWatchdogPnoGood);
pw.println("mWifiLogProto.numConnectivityWatchdogPnoBad="
+ mWifiLogProto.numConnectivityWatchdogPnoBad);
pw.println("mWifiLogProto.numConnectivityWatchdogBackgroundGood="
+ mWifiLogProto.numConnectivityWatchdogBackgroundGood);
pw.println("mWifiLogProto.numConnectivityWatchdogBackgroundBad="
+ mWifiLogProto.numConnectivityWatchdogBackgroundBad);
pw.println("mWifiLogProto.numLastResortWatchdogTriggers="
+ mWifiLogProto.numLastResortWatchdogTriggers);
pw.println("mWifiLogProto.numLastResortWatchdogBadAssociationNetworksTotal="
+ mWifiLogProto.numLastResortWatchdogBadAssociationNetworksTotal);
pw.println("mWifiLogProto.numLastResortWatchdogBadAuthenticationNetworksTotal="
+ mWifiLogProto.numLastResortWatchdogBadAuthenticationNetworksTotal);
pw.println("mWifiLogProto.numLastResortWatchdogBadDhcpNetworksTotal="
+ mWifiLogProto.numLastResortWatchdogBadDhcpNetworksTotal);
pw.println("mWifiLogProto.numLastResortWatchdogBadOtherNetworksTotal="
+ mWifiLogProto.numLastResortWatchdogBadOtherNetworksTotal);
pw.println("mWifiLogProto.numLastResortWatchdogAvailableNetworksTotal="
+ mWifiLogProto.numLastResortWatchdogAvailableNetworksTotal);
pw.println("mWifiLogProto.numLastResortWatchdogTriggersWithBadAssociation="
+ mWifiLogProto.numLastResortWatchdogTriggersWithBadAssociation);
pw.println("mWifiLogProto.numLastResortWatchdogTriggersWithBadAuthentication="
+ mWifiLogProto.numLastResortWatchdogTriggersWithBadAuthentication);
pw.println("mWifiLogProto.numLastResortWatchdogTriggersWithBadDhcp="
+ mWifiLogProto.numLastResortWatchdogTriggersWithBadDhcp);
pw.println("mWifiLogProto.numLastResortWatchdogTriggersWithBadOther="
+ mWifiLogProto.numLastResortWatchdogTriggersWithBadOther);
pw.println("mWifiLogProto.numLastResortWatchdogSuccesses="
+ mWifiLogProto.numLastResortWatchdogSuccesses);
pw.println("mWifiLogProto.watchdogTotalConnectionFailureCountAfterTrigger="
+ mWifiLogProto.watchdogTotalConnectionFailureCountAfterTrigger);
pw.println("mWifiLogProto.watchdogTriggerToConnectionSuccessDurationMs="
+ mWifiLogProto.watchdogTriggerToConnectionSuccessDurationMs);
pw.println("mWifiLogProto.recordDurationSec="
+ ((mClock.getElapsedSinceBootMillis() / 1000) - mRecordStartTimeSec));
try {
JSONObject rssiMap = new JSONObject();
for (Map.Entry<Integer, SparseIntArray> entry : mRssiPollCountsMap.entrySet()) {
int frequency = entry.getKey();
final SparseIntArray histogram = entry.getValue();
JSONArray histogramElements = new JSONArray();
for (int i = MIN_RSSI_POLL; i <= MAX_RSSI_POLL; i++) {
int count = histogram.get(i);
if (count == 0) {
continue;
}
JSONObject histogramElement = new JSONObject();
histogramElement.put(Integer.toString(i), count);
histogramElements.put(histogramElement);
}
rssiMap.put(Integer.toString(frequency), histogramElements);
}
pw.println("mWifiLogProto.rssiPollCount: " + rssiMap.toString());
} catch (JSONException e) {
pw.println("JSONException occurred: " + e.getMessage());
}
pw.println("mWifiLogProto.rssiPollDeltaCount: Printing counts for ["
+ MIN_RSSI_DELTA + ", " + MAX_RSSI_DELTA + "]");
StringBuilder sb = new StringBuilder();
for (int i = MIN_RSSI_DELTA; i <= MAX_RSSI_DELTA; i++) {
sb.append(mRssiDeltaCounts.get(i) + " ");
}
pw.println(" " + sb.toString());
pw.println("mWifiLogProto.linkSpeedCounts: ");
sb.setLength(0);
for (int i = 0; i < mLinkSpeedCounts.size(); i++) {
LinkSpeedCount linkSpeedCount = mLinkSpeedCounts.valueAt(i);
sb.append(linkSpeedCount.linkSpeedMbps).append(":{")
.append(linkSpeedCount.count).append(", ")
.append(linkSpeedCount.rssiSumDbm).append(", ")
.append(linkSpeedCount.rssiSumOfSquaresDbmSq).append("} ");
}
if (sb.length() > 0) {
pw.println(sb.toString());
}
pw.print("mWifiLogProto.alertReasonCounts=");
sb.setLength(0);
for (int i = WifiLoggerHal.WIFI_ALERT_REASON_MIN;
i <= WifiLoggerHal.WIFI_ALERT_REASON_MAX; i++) {
int count = mWifiAlertReasonCounts.get(i);
if (count > 0) {
sb.append("(" + i + "," + count + "),");
}
}
if (sb.length() > 1) {
sb.setLength(sb.length() - 1); // strip trailing comma
pw.println(sb.toString());
} else {
pw.println("()");
}
pw.println("mWifiLogProto.numTotalScanResults="
+ mWifiLogProto.numTotalScanResults);
pw.println("mWifiLogProto.numOpenNetworkScanResults="
+ mWifiLogProto.numOpenNetworkScanResults);
pw.println("mWifiLogProto.numLegacyPersonalNetworkScanResults="
+ mWifiLogProto.numLegacyPersonalNetworkScanResults);
pw.println("mWifiLogProto.numLegacyEnterpriseNetworkScanResults="
+ mWifiLogProto.numLegacyEnterpriseNetworkScanResults);
pw.println("mWifiLogProto.numEnhancedOpenNetworkScanResults="
+ mWifiLogProto.numEnhancedOpenNetworkScanResults);
pw.println("mWifiLogProto.numWpa3PersonalNetworkScanResults="
+ mWifiLogProto.numWpa3PersonalNetworkScanResults);
pw.println("mWifiLogProto.numWpa3EnterpriseNetworkScanResults="
+ mWifiLogProto.numWpa3EnterpriseNetworkScanResults);
pw.println("mWifiLogProto.numHiddenNetworkScanResults="
+ mWifiLogProto.numHiddenNetworkScanResults);
pw.println("mWifiLogProto.numHotspot2R1NetworkScanResults="
+ mWifiLogProto.numHotspot2R1NetworkScanResults);
pw.println("mWifiLogProto.numHotspot2R2NetworkScanResults="
+ mWifiLogProto.numHotspot2R2NetworkScanResults);
pw.println("mWifiLogProto.numScans=" + mWifiLogProto.numScans);
pw.println("mWifiLogProto.WifiScoreCount: [" + MIN_WIFI_SCORE + ", "
+ MAX_WIFI_SCORE + "]");
for (int i = 0; i <= MAX_WIFI_SCORE; i++) {
pw.print(mWifiScoreCounts.get(i) + " ");
}
pw.println(); // add a line after wifi scores
pw.println("mWifiLogProto.WifiUsabilityScoreCount: [" + MIN_WIFI_USABILITY_SCORE
+ ", " + MAX_WIFI_USABILITY_SCORE + "]");
for (int i = MIN_WIFI_USABILITY_SCORE; i <= MAX_WIFI_USABILITY_SCORE; i++) {
pw.print(mWifiUsabilityScoreCounts.get(i) + " ");
}
pw.println(); // add a line after wifi usability scores
pw.println("mWifiLogProto.SoftApManagerReturnCodeCounts:");
pw.println(" SUCCESS: " + mSoftApManagerReturnCodeCounts.get(
WifiMetricsProto.SoftApReturnCodeCount.SOFT_AP_STARTED_SUCCESSFULLY));
pw.println(" FAILED_GENERAL_ERROR: " + mSoftApManagerReturnCodeCounts.get(
WifiMetricsProto.SoftApReturnCodeCount.SOFT_AP_FAILED_GENERAL_ERROR));
pw.println(" FAILED_NO_CHANNEL: " + mSoftApManagerReturnCodeCounts.get(
WifiMetricsProto.SoftApReturnCodeCount.SOFT_AP_FAILED_NO_CHANNEL));
pw.print("\n");
pw.println("mWifiLogProto.numHalCrashes="
+ mWifiLogProto.numHalCrashes);
pw.println("mWifiLogProto.numWificondCrashes="
+ mWifiLogProto.numWificondCrashes);
pw.println("mWifiLogProto.numSupplicantCrashes="
+ mWifiLogProto.numSupplicantCrashes);
pw.println("mWifiLogProto.numHostapdCrashes="
+ mWifiLogProto.numHostapdCrashes);
pw.println("mWifiLogProto.numSetupClientInterfaceFailureDueToHal="
+ mWifiLogProto.numSetupClientInterfaceFailureDueToHal);
pw.println("mWifiLogProto.numSetupClientInterfaceFailureDueToWificond="
+ mWifiLogProto.numSetupClientInterfaceFailureDueToWificond);
pw.println("mWifiLogProto.numSetupClientInterfaceFailureDueToSupplicant="
+ mWifiLogProto.numSetupClientInterfaceFailureDueToSupplicant);
pw.println("mWifiLogProto.numSetupSoftApInterfaceFailureDueToHal="
+ mWifiLogProto.numSetupSoftApInterfaceFailureDueToHal);
pw.println("mWifiLogProto.numSetupSoftApInterfaceFailureDueToWificond="
+ mWifiLogProto.numSetupSoftApInterfaceFailureDueToWificond);
pw.println("mWifiLogProto.numSetupSoftApInterfaceFailureDueToHostapd="
+ mWifiLogProto.numSetupSoftApInterfaceFailureDueToHostapd);
pw.println("mWifiLogProto.numSarSensorRegistrationFailures="
+ mWifiLogProto.numSarSensorRegistrationFailures);
pw.println("StaEventList:");
for (StaEventWithTime event : mStaEventList) {
pw.println(event);
}
pw.println("mWifiLogProto.numPasspointProviders="
+ mWifiLogProto.numPasspointProviders);
pw.println("mWifiLogProto.numPasspointProviderInstallation="
+ mWifiLogProto.numPasspointProviderInstallation);
pw.println("mWifiLogProto.numPasspointProviderInstallSuccess="
+ mWifiLogProto.numPasspointProviderInstallSuccess);
pw.println("mWifiLogProto.numPasspointProviderUninstallation="
+ mWifiLogProto.numPasspointProviderUninstallation);
pw.println("mWifiLogProto.numPasspointProviderUninstallSuccess="
+ mWifiLogProto.numPasspointProviderUninstallSuccess);
pw.println("mWifiLogProto.numPasspointProvidersSuccessfullyConnected="
+ mWifiLogProto.numPasspointProvidersSuccessfullyConnected);
pw.println("mWifiLogProto.installedPasspointProfileTypeForR1:"
+ mInstalledPasspointProfileTypeForR1);
pw.println("mWifiLogProto.installedPasspointProfileTypeForR2:"
+ mInstalledPasspointProfileTypeForR2);
pw.println("mWifiLogProto.passpointProvisionStats.numProvisionSuccess="
+ mNumProvisionSuccess);
pw.println("mWifiLogProto.passpointProvisionStats.provisionFailureCount:"
+ mPasspointProvisionFailureCounts);
pw.println("mWifiLogProto.numRadioModeChangeToMcc="
+ mWifiLogProto.numRadioModeChangeToMcc);
pw.println("mWifiLogProto.numRadioModeChangeToScc="
+ mWifiLogProto.numRadioModeChangeToScc);
pw.println("mWifiLogProto.numRadioModeChangeToSbs="
+ mWifiLogProto.numRadioModeChangeToSbs);
pw.println("mWifiLogProto.numRadioModeChangeToDbs="
+ mWifiLogProto.numRadioModeChangeToDbs);
pw.println("mWifiLogProto.numSoftApUserBandPreferenceUnsatisfied="
+ mWifiLogProto.numSoftApUserBandPreferenceUnsatisfied);
pw.println("mTotalSsidsInScanHistogram:"
+ mTotalSsidsInScanHistogram.toString());
pw.println("mTotalBssidsInScanHistogram:"
+ mTotalBssidsInScanHistogram.toString());
pw.println("mAvailableOpenSsidsInScanHistogram:"
+ mAvailableOpenSsidsInScanHistogram.toString());
pw.println("mAvailableOpenBssidsInScanHistogram:"
+ mAvailableOpenBssidsInScanHistogram.toString());
pw.println("mAvailableSavedSsidsInScanHistogram:"
+ mAvailableSavedSsidsInScanHistogram.toString());
pw.println("mAvailableSavedBssidsInScanHistogram:"
+ mAvailableSavedBssidsInScanHistogram.toString());
pw.println("mAvailableOpenOrSavedSsidsInScanHistogram:"
+ mAvailableOpenOrSavedSsidsInScanHistogram.toString());
pw.println("mAvailableOpenOrSavedBssidsInScanHistogram:"
+ mAvailableOpenOrSavedBssidsInScanHistogram.toString());
pw.println("mAvailableSavedPasspointProviderProfilesInScanHistogram:"
+ mAvailableSavedPasspointProviderProfilesInScanHistogram.toString());
pw.println("mAvailableSavedPasspointProviderBssidsInScanHistogram:"
+ mAvailableSavedPasspointProviderBssidsInScanHistogram.toString());
pw.println("mWifiLogProto.partialAllSingleScanListenerResults="
+ mWifiLogProto.partialAllSingleScanListenerResults);
pw.println("mWifiLogProto.fullBandAllSingleScanListenerResults="
+ mWifiLogProto.fullBandAllSingleScanListenerResults);
pw.println("mWifiAwareMetrics:");
mWifiAwareMetrics.dump(fd, pw, args);
pw.println("mRttMetrics:");
mRttMetrics.dump(fd, pw, args);
pw.println("mPnoScanMetrics.numPnoScanAttempts="
+ mPnoScanMetrics.numPnoScanAttempts);
pw.println("mPnoScanMetrics.numPnoScanFailed="
+ mPnoScanMetrics.numPnoScanFailed);
pw.println("mPnoScanMetrics.numPnoScanStartedOverOffload="
+ mPnoScanMetrics.numPnoScanStartedOverOffload);
pw.println("mPnoScanMetrics.numPnoScanFailedOverOffload="
+ mPnoScanMetrics.numPnoScanFailedOverOffload);
pw.println("mPnoScanMetrics.numPnoFoundNetworkEvents="
+ mPnoScanMetrics.numPnoFoundNetworkEvents);
pw.println("mWifiLinkLayerUsageStats.loggingDurationMs="
+ mWifiLinkLayerUsageStats.loggingDurationMs);
pw.println("mWifiLinkLayerUsageStats.radioOnTimeMs="
+ mWifiLinkLayerUsageStats.radioOnTimeMs);
pw.println("mWifiLinkLayerUsageStats.radioTxTimeMs="
+ mWifiLinkLayerUsageStats.radioTxTimeMs);
pw.println("mWifiLinkLayerUsageStats.radioRxTimeMs="
+ mWifiLinkLayerUsageStats.radioRxTimeMs);
pw.println("mWifiLinkLayerUsageStats.radioScanTimeMs="
+ mWifiLinkLayerUsageStats.radioScanTimeMs);
pw.println("mWifiLinkLayerUsageStats.radioNanScanTimeMs="
+ mWifiLinkLayerUsageStats.radioNanScanTimeMs);
pw.println("mWifiLinkLayerUsageStats.radioBackgroundScanTimeMs="
+ mWifiLinkLayerUsageStats.radioBackgroundScanTimeMs);
pw.println("mWifiLinkLayerUsageStats.radioRoamScanTimeMs="
+ mWifiLinkLayerUsageStats.radioRoamScanTimeMs);
pw.println("mWifiLinkLayerUsageStats.radioPnoScanTimeMs="
+ mWifiLinkLayerUsageStats.radioPnoScanTimeMs);
pw.println("mWifiLinkLayerUsageStats.radioHs20ScanTimeMs="
+ mWifiLinkLayerUsageStats.radioHs20ScanTimeMs);
pw.println("mWifiLogProto.connectToNetworkNotificationCount="
+ mConnectToNetworkNotificationCount.toString());
pw.println("mWifiLogProto.connectToNetworkNotificationActionCount="
+ mConnectToNetworkNotificationActionCount.toString());
pw.println("mWifiLogProto.openNetworkRecommenderBlacklistSize="
+ mOpenNetworkRecommenderBlacklistSize);
pw.println("mWifiLogProto.isWifiNetworksAvailableNotificationOn="
+ mIsWifiNetworksAvailableNotificationOn);
pw.println("mWifiLogProto.numOpenNetworkRecommendationUpdates="
+ mNumOpenNetworkRecommendationUpdates);
pw.println("mWifiLogProto.numOpenNetworkConnectMessageFailedToSend="
+ mNumOpenNetworkConnectMessageFailedToSend);
pw.println("mWifiLogProto.observedHotspotR1ApInScanHistogram="
+ mObservedHotspotR1ApInScanHistogram);
pw.println("mWifiLogProto.observedHotspotR2ApInScanHistogram="
+ mObservedHotspotR2ApInScanHistogram);
pw.println("mWifiLogProto.observedHotspotR1EssInScanHistogram="
+ mObservedHotspotR1EssInScanHistogram);
pw.println("mWifiLogProto.observedHotspotR2EssInScanHistogram="
+ mObservedHotspotR2EssInScanHistogram);
pw.println("mWifiLogProto.observedHotspotR1ApsPerEssInScanHistogram="
+ mObservedHotspotR1ApsPerEssInScanHistogram);
pw.println("mWifiLogProto.observedHotspotR2ApsPerEssInScanHistogram="
+ mObservedHotspotR2ApsPerEssInScanHistogram);
pw.println("mWifiLogProto.observed80211mcSupportingApsInScanHistogram"
+ mObserved80211mcApInScanHistogram);
pw.println("mSoftApTetheredEvents:");
for (SoftApConnectedClientsEvent event : mSoftApEventListTethered) {
StringBuilder eventLine = new StringBuilder();
eventLine.append("event_type=" + event.eventType);
eventLine.append(",time_stamp_millis=" + event.timeStampMillis);
eventLine.append(",num_connected_clients=" + event.numConnectedClients);
eventLine.append(",channel_frequency=" + event.channelFrequency);
eventLine.append(",channel_bandwidth=" + event.channelBandwidth);
pw.println(eventLine.toString());
}
pw.println("mSoftApLocalOnlyEvents:");
for (SoftApConnectedClientsEvent event : mSoftApEventListLocalOnly) {
StringBuilder eventLine = new StringBuilder();
eventLine.append("event_type=" + event.eventType);
eventLine.append(",time_stamp_millis=" + event.timeStampMillis);
eventLine.append(",num_connected_clients=" + event.numConnectedClients);
eventLine.append(",channel_frequency=" + event.channelFrequency);
eventLine.append(",channel_bandwidth=" + event.channelBandwidth);
pw.println(eventLine.toString());
}
pw.println("mWpsMetrics.numWpsAttempts="
+ mWpsMetrics.numWpsAttempts);
pw.println("mWpsMetrics.numWpsSuccess="
+ mWpsMetrics.numWpsSuccess);
pw.println("mWpsMetrics.numWpsStartFailure="
+ mWpsMetrics.numWpsStartFailure);
pw.println("mWpsMetrics.numWpsOverlapFailure="
+ mWpsMetrics.numWpsOverlapFailure);
pw.println("mWpsMetrics.numWpsTimeoutFailure="
+ mWpsMetrics.numWpsTimeoutFailure);
pw.println("mWpsMetrics.numWpsOtherConnectionFailure="
+ mWpsMetrics.numWpsOtherConnectionFailure);
pw.println("mWpsMetrics.numWpsSupplicantFailure="
+ mWpsMetrics.numWpsSupplicantFailure);
pw.println("mWpsMetrics.numWpsCancellation="
+ mWpsMetrics.numWpsCancellation);
mWifiPowerMetrics.dump(pw);
mWifiWakeMetrics.dump(pw);
pw.println("mWifiLogProto.isMacRandomizationOn=" + mIsMacRandomizationOn);
pw.println("mWifiLogProto.scoreExperimentId=" + mWifiLogProto.scoreExperimentId);
pw.println("mExperimentValues.wifiIsUnusableLoggingEnabled="
+ mExperimentValues.wifiIsUnusableLoggingEnabled);
pw.println("mExperimentValues.wifiDataStallMinTxBad="
+ mExperimentValues.wifiDataStallMinTxBad);
pw.println("mExperimentValues.wifiDataStallMinTxSuccessWithoutRx="
+ mExperimentValues.wifiDataStallMinTxSuccessWithoutRx);
pw.println("mExperimentValues.linkSpeedCountsLoggingEnabled="
+ mExperimentValues.linkSpeedCountsLoggingEnabled);
pw.println("mExperimentValues.dataStallDurationMs="
+ mExperimentValues.dataStallDurationMs);
pw.println("mExperimentValues.dataStallTxTputThrKbps="
+ mExperimentValues.dataStallTxTputThrKbps);
pw.println("mExperimentValues.dataStallRxTputThrKbps="
+ mExperimentValues.dataStallRxTputThrKbps);
pw.println("mExperimentValues.dataStallTxPerThr="
+ mExperimentValues.dataStallTxPerThr);
pw.println("mExperimentValues.dataStallCcaLevelThr="
+ mExperimentValues.dataStallCcaLevelThr);
pw.println("WifiIsUnusableEventList: ");
for (WifiIsUnusableWithTime event : mWifiIsUnusableList) {
pw.println(event);
}
pw.println("Hardware Version: " + SystemProperties.get("ro.boot.revision", ""));
pw.println("mWifiUsabilityStatsEntriesList:");
for (WifiUsabilityStatsEntry stats : mWifiUsabilityStatsEntriesList) {
printWifiUsabilityStatsEntry(pw, stats);
}
pw.println("mWifiUsabilityStatsList:");
for (WifiUsabilityStats stats : mWifiUsabilityStatsListGood) {
pw.println("\nlabel=" + stats.label);
pw.println("\ntrigger_type=" + stats.triggerType);
pw.println("\ntime_stamp_ms=" + stats.timeStampMs);
for (WifiUsabilityStatsEntry entry : stats.stats) {
printWifiUsabilityStatsEntry(pw, entry);
}
}
for (WifiUsabilityStats stats : mWifiUsabilityStatsListBad) {
pw.println("\nlabel=" + stats.label);
pw.println("\ntrigger_type=" + stats.triggerType);
pw.println("\ntime_stamp_ms=" + stats.timeStampMs);
for (WifiUsabilityStatsEntry entry : stats.stats) {
printWifiUsabilityStatsEntry(pw, entry);
}
}
pw.println("mMobilityStatePnoStatsMap:");
for (int i = 0; i < mMobilityStatePnoStatsMap.size(); i++) {
printDeviceMobilityStatePnoScanStats(pw, mMobilityStatePnoStatsMap.valueAt(i));
}
mWifiP2pMetrics.dump(pw);
pw.println("mDppMetrics:");
mDppMetrics.dump(pw);
pw.println("mWifiConfigStoreReadDurationHistogram:"
+ mWifiConfigStoreReadDurationHistogram.toString());
pw.println("mWifiConfigStoreWriteDurationHistogram:"
+ mWifiConfigStoreWriteDurationHistogram.toString());
pw.println("mLinkProbeSuccessRssiCounts:" + mLinkProbeSuccessRssiCounts);
pw.println("mLinkProbeFailureRssiCounts:" + mLinkProbeFailureRssiCounts);
pw.println("mLinkProbeSuccessLinkSpeedCounts:" + mLinkProbeSuccessLinkSpeedCounts);
pw.println("mLinkProbeFailureLinkSpeedCounts:" + mLinkProbeFailureLinkSpeedCounts);
pw.println("mLinkProbeSuccessSecondsSinceLastTxSuccessHistogram:"
+ mLinkProbeSuccessSecondsSinceLastTxSuccessHistogram);
pw.println("mLinkProbeFailureSecondsSinceLastTxSuccessHistogram:"
+ mLinkProbeFailureSecondsSinceLastTxSuccessHistogram);
pw.println("mLinkProbeSuccessElapsedTimeMsHistogram:"
+ mLinkProbeSuccessElapsedTimeMsHistogram);
pw.println("mLinkProbeFailureReasonCounts:" + mLinkProbeFailureReasonCounts);
pw.println("mLinkProbeExperimentProbeCounts:" + mLinkProbeExperimentProbeCounts);
pw.println("mNetworkSelectionExperimentPairNumChoicesCounts:"
+ mNetworkSelectionExperimentPairNumChoicesCounts);
pw.println("mLinkProbeStaEventCount:" + mLinkProbeStaEventCount);
pw.println("mWifiNetworkRequestApiLog:\n" + mWifiNetworkRequestApiLog);
pw.println("mWifiNetworkRequestApiMatchSizeHistogram:\n"
+ mWifiNetworkRequestApiMatchSizeHistogram);
pw.println("mWifiNetworkSuggestionApiLog:\n" + mWifiNetworkSuggestionApiLog);
pw.println("mWifiNetworkSuggestionApiMatchSizeHistogram:\n"
+ mWifiNetworkRequestApiMatchSizeHistogram);
pw.println("mNetworkIdToNominatorId:\n" + mNetworkIdToNominatorId);
pw.println("mWifiLockStats:\n" + mWifiLockStats);
pw.println("mWifiLockHighPerfAcqDurationSecHistogram:\n"
+ mWifiLockHighPerfAcqDurationSecHistogram);
pw.println("mWifiLockLowLatencyAcqDurationSecHistogram:\n"
+ mWifiLockLowLatencyAcqDurationSecHistogram);
pw.println("mWifiLockHighPerfActiveSessionDurationSecHistogram:\n"
+ mWifiLockHighPerfActiveSessionDurationSecHistogram);
pw.println("mWifiLockLowLatencyActiveSessionDurationSecHistogram:\n"
+ mWifiLockLowLatencyActiveSessionDurationSecHistogram);
pw.println("mWifiToggleStats:\n" + mWifiToggleStats);
pw.println("mWifiLogProto.numAddOrUpdateNetworkCalls="
+ mWifiLogProto.numAddOrUpdateNetworkCalls);
pw.println("mWifiLogProto.numEnableNetworkCalls="
+ mWifiLogProto.numEnableNetworkCalls);
pw.println("mWifiLogProto.txLinkSpeedCount2g=" + mTxLinkSpeedCount2g);
pw.println("mWifiLogProto.txLinkSpeedCount5gLow=" + mTxLinkSpeedCount5gLow);
pw.println("mWifiLogProto.txLinkSpeedCount5gMid=" + mTxLinkSpeedCount5gMid);
pw.println("mWifiLogProto.txLinkSpeedCount5gHigh=" + mTxLinkSpeedCount5gHigh);
pw.println("mWifiLogProto.rxLinkSpeedCount2g=" + mRxLinkSpeedCount2g);
pw.println("mWifiLogProto.rxLinkSpeedCount5gLow=" + mRxLinkSpeedCount5gLow);
pw.println("mWifiLogProto.rxLinkSpeedCount5gMid=" + mRxLinkSpeedCount5gMid);
pw.println("mWifiLogProto.rxLinkSpeedCount5gHigh=" + mRxLinkSpeedCount5gHigh);
}
}
}
private void printWifiUsabilityStatsEntry(PrintWriter pw, WifiUsabilityStatsEntry entry) {
StringBuilder line = new StringBuilder();
line.append("timestamp_ms=" + entry.timeStampMs);
line.append(",rssi=" + entry.rssi);
line.append(",link_speed_mbps=" + entry.linkSpeedMbps);
line.append(",total_tx_success=" + entry.totalTxSuccess);
line.append(",total_tx_retries=" + entry.totalTxRetries);
line.append(",total_tx_bad=" + entry.totalTxBad);
line.append(",total_rx_success=" + entry.totalRxSuccess);
line.append(",total_radio_on_time_ms=" + entry.totalRadioOnTimeMs);
line.append(",total_radio_tx_time_ms=" + entry.totalRadioTxTimeMs);
line.append(",total_radio_rx_time_ms=" + entry.totalRadioRxTimeMs);
line.append(",total_scan_time_ms=" + entry.totalScanTimeMs);
line.append(",total_nan_scan_time_ms=" + entry.totalNanScanTimeMs);
line.append(",total_background_scan_time_ms=" + entry.totalBackgroundScanTimeMs);
line.append(",total_roam_scan_time_ms=" + entry.totalRoamScanTimeMs);
line.append(",total_pno_scan_time_ms=" + entry.totalPnoScanTimeMs);
line.append(",total_hotspot_2_scan_time_ms=" + entry.totalHotspot2ScanTimeMs);
line.append(",wifi_score=" + entry.wifiScore);
line.append(",wifi_usability_score=" + entry.wifiUsabilityScore);
line.append(",seq_num_to_framework=" + entry.seqNumToFramework);
line.append(",prediction_horizon_sec=" + entry.predictionHorizonSec);
line.append(",total_cca_busy_freq_time_ms=" + entry.totalCcaBusyFreqTimeMs);
line.append(",total_radio_on_freq_time_ms=" + entry.totalRadioOnFreqTimeMs);
line.append(",total_beacon_rx=" + entry.totalBeaconRx);
line.append(",probe_status_since_last_update=" + entry.probeStatusSinceLastUpdate);
line.append(",probe_elapsed_time_ms_since_last_update="
+ entry.probeElapsedTimeSinceLastUpdateMs);
line.append(",probe_mcs_rate_since_last_update=" + entry.probeMcsRateSinceLastUpdate);
line.append(",rx_link_speed_mbps=" + entry.rxLinkSpeedMbps);
line.append(",seq_num_inside_framework=" + entry.seqNumInsideFramework);
line.append(",is_same_bssid_and_freq=" + entry.isSameBssidAndFreq);
line.append(",cellular_data_network_type=" + entry.cellularDataNetworkType);
line.append(",cellular_signal_strength_dbm=" + entry.cellularSignalStrengthDbm);
line.append(",cellular_signal_strength_db=" + entry.cellularSignalStrengthDb);
line.append(",is_same_registered_cell=" + entry.isSameRegisteredCell);
line.append(",device_mobility_state=" + entry.deviceMobilityState);
pw.println(line.toString());
}
private void printDeviceMobilityStatePnoScanStats(PrintWriter pw,
DeviceMobilityStatePnoScanStats stats) {
StringBuilder line = new StringBuilder();
line.append("device_mobility_state=" + stats.deviceMobilityState);
line.append(",num_times_entered_state=" + stats.numTimesEnteredState);
line.append(",total_duration_ms=" + stats.totalDurationMs);
line.append(",pno_duration_ms=" + stats.pnoDurationMs);
pw.println(line.toString());
}
/**
* Update various counts of saved network types
* @param networks List of WifiConfigurations representing all saved networks, must not be null
*/
public void updateSavedNetworks(List<WifiConfiguration> networks) {
synchronized (mLock) {
mWifiLogProto.numSavedNetworks = networks.size();
mWifiLogProto.numOpenNetworks = 0;
mWifiLogProto.numLegacyPersonalNetworks = 0;
mWifiLogProto.numLegacyEnterpriseNetworks = 0;
mWifiLogProto.numEnhancedOpenNetworks = 0;
mWifiLogProto.numWpa3PersonalNetworks = 0;
mWifiLogProto.numWpa3EnterpriseNetworks = 0;
mWifiLogProto.numNetworksAddedByUser = 0;
mWifiLogProto.numNetworksAddedByApps = 0;
mWifiLogProto.numHiddenNetworks = 0;
mWifiLogProto.numPasspointNetworks = 0;
for (WifiConfiguration config : networks) {
if (config.allowedKeyManagement.get(WifiConfiguration.KeyMgmt.NONE)) {
mWifiLogProto.numOpenNetworks++;
} else if (config.allowedKeyManagement.get(WifiConfiguration.KeyMgmt.OWE)) {
mWifiLogProto.numEnhancedOpenNetworks++;
} else if (config.isEnterprise()) {
if (config.allowedKeyManagement.get(WifiConfiguration.KeyMgmt.SUITE_B_192)) {
mWifiLogProto.numWpa3EnterpriseNetworks++;
} else {
mWifiLogProto.numLegacyEnterpriseNetworks++;
}
} else {
if (config.allowedKeyManagement.get(WifiConfiguration.KeyMgmt.SAE)) {
mWifiLogProto.numWpa3PersonalNetworks++;
} else {
mWifiLogProto.numLegacyPersonalNetworks++;
}
}
if (config.selfAdded) {
mWifiLogProto.numNetworksAddedByUser++;
} else {
mWifiLogProto.numNetworksAddedByApps++;
}
if (config.hiddenSSID) {
mWifiLogProto.numHiddenNetworks++;
}
if (config.isPasspoint()) {
mWifiLogProto.numPasspointNetworks++;
}
if (config.macRandomizationSetting == WifiConfiguration.RANDOMIZATION_PERSISTENT) {
mWifiLogProto.numSavedNetworksWithMacRandomization++;
}
}
}
}
/**
* Update metrics for saved Passpoint profiles.
*
* @param numSavedProfiles The number of saved Passpoint profiles
* @param numConnectedProfiles The number of saved Passpoint profiles that have ever resulted
* in a successful network connection
*/
public void updateSavedPasspointProfiles(int numSavedProfiles, int numConnectedProfiles) {
synchronized (mLock) {
mWifiLogProto.numPasspointProviders = numSavedProfiles;
mWifiLogProto.numPasspointProvidersSuccessfullyConnected = numConnectedProfiles;
}
}
/**
* Update number of times for type of saved Passpoint profile.
*
* @param providers Passpoint providers installed on the device.
*/
public void updateSavedPasspointProfilesInfo(
Map<String, PasspointProvider> providers) {
int passpointType;
int eapType;
PasspointConfiguration config;
synchronized (mLock) {
mInstalledPasspointProfileTypeForR1.clear();
mInstalledPasspointProfileTypeForR2.clear();
for (Map.Entry<String, PasspointProvider> entry : providers.entrySet()) {
config = entry.getValue().getConfig();
if (config.getCredential().getUserCredential() != null) {
eapType = EAPConstants.EAP_TTLS;
} else if (config.getCredential().getCertCredential() != null) {
eapType = EAPConstants.EAP_TLS;
} else if (config.getCredential().getSimCredential() != null) {
eapType = config.getCredential().getSimCredential().getEapType();
} else {
eapType = -1;
}
switch (eapType) {
case EAPConstants.EAP_TLS:
passpointType = WifiMetricsProto.PasspointProfileTypeCount.TYPE_EAP_TLS;
break;
case EAPConstants.EAP_TTLS:
passpointType = WifiMetricsProto.PasspointProfileTypeCount.TYPE_EAP_TTLS;
break;
case EAPConstants.EAP_SIM:
passpointType = WifiMetricsProto.PasspointProfileTypeCount.TYPE_EAP_SIM;
break;
case EAPConstants.EAP_AKA:
passpointType = WifiMetricsProto.PasspointProfileTypeCount.TYPE_EAP_AKA;
break;
case EAPConstants.EAP_AKA_PRIME:
passpointType =
WifiMetricsProto.PasspointProfileTypeCount.TYPE_EAP_AKA_PRIME;
break;
default:
passpointType = WifiMetricsProto.PasspointProfileTypeCount.TYPE_UNKNOWN;
}
if (config.validateForR2()) {
mInstalledPasspointProfileTypeForR2.increment(passpointType);
} else {
mInstalledPasspointProfileTypeForR1.increment(passpointType);
}
}
}
}
/**
* Put all metrics that were being tracked separately into mWifiLogProto
*/
private void consolidateProto() {
List<WifiMetricsProto.RssiPollCount> rssis = new ArrayList<>();
synchronized (mLock) {
int connectionEventCount = mConnectionEventList.size();
// Exclude the current active un-ended connection event
if (mCurrentConnectionEvent != null) {
connectionEventCount--;
}
mWifiLogProto.connectionEvent =
new WifiMetricsProto.ConnectionEvent[connectionEventCount];
for (int i = 0; i < connectionEventCount; i++) {
mWifiLogProto.connectionEvent[i] = mConnectionEventList.get(i).mConnectionEvent;
}
//Convert the SparseIntArray of scanReturnEntry integers into ScanReturnEntry proto list
mWifiLogProto.scanReturnEntries =
new WifiMetricsProto.WifiLog.ScanReturnEntry[mScanReturnEntries.size()];
for (int i = 0; i < mScanReturnEntries.size(); i++) {
mWifiLogProto.scanReturnEntries[i] = new WifiMetricsProto.WifiLog.ScanReturnEntry();
mWifiLogProto.scanReturnEntries[i].scanReturnCode = mScanReturnEntries.keyAt(i);
mWifiLogProto.scanReturnEntries[i].scanResultsCount = mScanReturnEntries.valueAt(i);
}
// Convert the SparseIntArray of systemStateEntry into WifiSystemStateEntry proto list
// This one is slightly more complex, as the Sparse are indexed with:
// key: wifiState * 2 + isScreenOn, value: wifiStateCount
mWifiLogProto.wifiSystemStateEntries =
new WifiMetricsProto.WifiLog
.WifiSystemStateEntry[mWifiSystemStateEntries.size()];
for (int i = 0; i < mWifiSystemStateEntries.size(); i++) {
mWifiLogProto.wifiSystemStateEntries[i] =
new WifiMetricsProto.WifiLog.WifiSystemStateEntry();
mWifiLogProto.wifiSystemStateEntries[i].wifiState =
mWifiSystemStateEntries.keyAt(i) / 2;
mWifiLogProto.wifiSystemStateEntries[i].wifiStateCount =
mWifiSystemStateEntries.valueAt(i);
mWifiLogProto.wifiSystemStateEntries[i].isScreenOn =
(mWifiSystemStateEntries.keyAt(i) % 2) > 0;
}
mWifiLogProto.recordDurationSec = (int) ((mClock.getElapsedSinceBootMillis() / 1000)
- mRecordStartTimeSec);
/**
* Convert the SparseIntArrays of RSSI poll rssi, counts, and frequency to the
* proto's repeated IntKeyVal array.
*/
for (Map.Entry<Integer, SparseIntArray> entry : mRssiPollCountsMap.entrySet()) {
int frequency = entry.getKey();
SparseIntArray histogram = entry.getValue();
for (int i = 0; i < histogram.size(); i++) {
WifiMetricsProto.RssiPollCount keyVal = new WifiMetricsProto.RssiPollCount();
keyVal.rssi = histogram.keyAt(i);
keyVal.count = histogram.valueAt(i);
keyVal.frequency = frequency;
rssis.add(keyVal);
}
}
mWifiLogProto.rssiPollRssiCount = rssis.toArray(mWifiLogProto.rssiPollRssiCount);
/**
* Convert the SparseIntArray of RSSI delta rssi's and counts to the proto's repeated
* IntKeyVal array.
*/
mWifiLogProto.rssiPollDeltaCount =
new WifiMetricsProto.RssiPollCount[mRssiDeltaCounts.size()];
for (int i = 0; i < mRssiDeltaCounts.size(); i++) {
mWifiLogProto.rssiPollDeltaCount[i] = new WifiMetricsProto.RssiPollCount();
mWifiLogProto.rssiPollDeltaCount[i].rssi = mRssiDeltaCounts.keyAt(i);
mWifiLogProto.rssiPollDeltaCount[i].count = mRssiDeltaCounts.valueAt(i);
}
/**
* Add LinkSpeedCount objects from mLinkSpeedCounts to proto.
*/
mWifiLogProto.linkSpeedCounts =
new WifiMetricsProto.LinkSpeedCount[mLinkSpeedCounts.size()];
for (int i = 0; i < mLinkSpeedCounts.size(); i++) {
mWifiLogProto.linkSpeedCounts[i] = mLinkSpeedCounts.valueAt(i);
}
/**
* Convert the SparseIntArray of alert reasons and counts to the proto's repeated
* IntKeyVal array.
*/
mWifiLogProto.alertReasonCount =
new WifiMetricsProto.AlertReasonCount[mWifiAlertReasonCounts.size()];
for (int i = 0; i < mWifiAlertReasonCounts.size(); i++) {
mWifiLogProto.alertReasonCount[i] = new WifiMetricsProto.AlertReasonCount();
mWifiLogProto.alertReasonCount[i].reason = mWifiAlertReasonCounts.keyAt(i);
mWifiLogProto.alertReasonCount[i].count = mWifiAlertReasonCounts.valueAt(i);
}
/**
* Convert the SparseIntArray of Wifi Score and counts to proto's repeated
* IntKeyVal array.
*/
mWifiLogProto.wifiScoreCount =
new WifiMetricsProto.WifiScoreCount[mWifiScoreCounts.size()];
for (int score = 0; score < mWifiScoreCounts.size(); score++) {
mWifiLogProto.wifiScoreCount[score] = new WifiMetricsProto.WifiScoreCount();
mWifiLogProto.wifiScoreCount[score].score = mWifiScoreCounts.keyAt(score);
mWifiLogProto.wifiScoreCount[score].count = mWifiScoreCounts.valueAt(score);
}
/**
* Convert the SparseIntArray of Wifi Usability Score and counts to proto's repeated
* IntKeyVal array.
*/
mWifiLogProto.wifiUsabilityScoreCount =
new WifiMetricsProto.WifiUsabilityScoreCount[mWifiUsabilityScoreCounts.size()];
for (int scoreIdx = 0; scoreIdx < mWifiUsabilityScoreCounts.size(); scoreIdx++) {
mWifiLogProto.wifiUsabilityScoreCount[scoreIdx] =
new WifiMetricsProto.WifiUsabilityScoreCount();
mWifiLogProto.wifiUsabilityScoreCount[scoreIdx].score =
mWifiUsabilityScoreCounts.keyAt(scoreIdx);
mWifiLogProto.wifiUsabilityScoreCount[scoreIdx].count =
mWifiUsabilityScoreCounts.valueAt(scoreIdx);
}
/**
* Convert the SparseIntArray of SoftAp Return codes and counts to proto's repeated
* IntKeyVal array.
*/
int codeCounts = mSoftApManagerReturnCodeCounts.size();
mWifiLogProto.softApReturnCode = new WifiMetricsProto.SoftApReturnCodeCount[codeCounts];
for (int sapCode = 0; sapCode < codeCounts; sapCode++) {
mWifiLogProto.softApReturnCode[sapCode] =
new WifiMetricsProto.SoftApReturnCodeCount();
mWifiLogProto.softApReturnCode[sapCode].startResult =
mSoftApManagerReturnCodeCounts.keyAt(sapCode);
mWifiLogProto.softApReturnCode[sapCode].count =
mSoftApManagerReturnCodeCounts.valueAt(sapCode);
}
/**
* Convert StaEventList to array of StaEvents
*/
mWifiLogProto.staEventList = new StaEvent[mStaEventList.size()];
for (int i = 0; i < mStaEventList.size(); i++) {
mWifiLogProto.staEventList[i] = mStaEventList.get(i).staEvent;
}
mWifiLogProto.totalSsidsInScanHistogram =
makeNumConnectableNetworksBucketArray(mTotalSsidsInScanHistogram);
mWifiLogProto.totalBssidsInScanHistogram =
makeNumConnectableNetworksBucketArray(mTotalBssidsInScanHistogram);
mWifiLogProto.availableOpenSsidsInScanHistogram =
makeNumConnectableNetworksBucketArray(mAvailableOpenSsidsInScanHistogram);
mWifiLogProto.availableOpenBssidsInScanHistogram =
makeNumConnectableNetworksBucketArray(mAvailableOpenBssidsInScanHistogram);
mWifiLogProto.availableSavedSsidsInScanHistogram =
makeNumConnectableNetworksBucketArray(mAvailableSavedSsidsInScanHistogram);
mWifiLogProto.availableSavedBssidsInScanHistogram =
makeNumConnectableNetworksBucketArray(mAvailableSavedBssidsInScanHistogram);
mWifiLogProto.availableOpenOrSavedSsidsInScanHistogram =
makeNumConnectableNetworksBucketArray(
mAvailableOpenOrSavedSsidsInScanHistogram);
mWifiLogProto.availableOpenOrSavedBssidsInScanHistogram =
makeNumConnectableNetworksBucketArray(
mAvailableOpenOrSavedBssidsInScanHistogram);
mWifiLogProto.availableSavedPasspointProviderProfilesInScanHistogram =
makeNumConnectableNetworksBucketArray(
mAvailableSavedPasspointProviderProfilesInScanHistogram);
mWifiLogProto.availableSavedPasspointProviderBssidsInScanHistogram =
makeNumConnectableNetworksBucketArray(
mAvailableSavedPasspointProviderBssidsInScanHistogram);
mWifiLogProto.wifiAwareLog = mWifiAwareMetrics.consolidateProto();
mWifiLogProto.wifiRttLog = mRttMetrics.consolidateProto();
mWifiLogProto.pnoScanMetrics = mPnoScanMetrics;
mWifiLogProto.wifiLinkLayerUsageStats = mWifiLinkLayerUsageStats;
/**
* Convert the SparseIntArray of "Connect to Network" notification types and counts to
* proto's repeated IntKeyVal array.
*/
ConnectToNetworkNotificationAndActionCount[] notificationCountArray =
new ConnectToNetworkNotificationAndActionCount[
mConnectToNetworkNotificationCount.size()];
for (int i = 0; i < mConnectToNetworkNotificationCount.size(); i++) {
ConnectToNetworkNotificationAndActionCount keyVal =
new ConnectToNetworkNotificationAndActionCount();
keyVal.notification = mConnectToNetworkNotificationCount.keyAt(i);
keyVal.recommender =
ConnectToNetworkNotificationAndActionCount.RECOMMENDER_OPEN;
keyVal.count = mConnectToNetworkNotificationCount.valueAt(i);
notificationCountArray[i] = keyVal;
}
mWifiLogProto.connectToNetworkNotificationCount = notificationCountArray;
/**
* Convert the SparseIntArray of "Connect to Network" notification types and counts to
* proto's repeated IntKeyVal array.
*/
ConnectToNetworkNotificationAndActionCount[] notificationActionCountArray =
new ConnectToNetworkNotificationAndActionCount[
mConnectToNetworkNotificationActionCount.size()];
for (int i = 0; i < mConnectToNetworkNotificationActionCount.size(); i++) {
ConnectToNetworkNotificationAndActionCount keyVal =
new ConnectToNetworkNotificationAndActionCount();
int key = mConnectToNetworkNotificationActionCount.keyAt(i);
keyVal.notification = key / CONNECT_TO_NETWORK_NOTIFICATION_ACTION_KEY_MULTIPLIER;
keyVal.action = key % CONNECT_TO_NETWORK_NOTIFICATION_ACTION_KEY_MULTIPLIER;
keyVal.recommender =
ConnectToNetworkNotificationAndActionCount.RECOMMENDER_OPEN;
keyVal.count = mConnectToNetworkNotificationActionCount.valueAt(i);
notificationActionCountArray[i] = keyVal;
}
mWifiLogProto.installedPasspointProfileTypeForR1 =
convertPasspointProfilesToProto(mInstalledPasspointProfileTypeForR1);
mWifiLogProto.installedPasspointProfileTypeForR2 =
convertPasspointProfilesToProto(mInstalledPasspointProfileTypeForR2);
mWifiLogProto.connectToNetworkNotificationActionCount = notificationActionCountArray;
mWifiLogProto.openNetworkRecommenderBlacklistSize =
mOpenNetworkRecommenderBlacklistSize;
mWifiLogProto.isWifiNetworksAvailableNotificationOn =
mIsWifiNetworksAvailableNotificationOn;
mWifiLogProto.numOpenNetworkRecommendationUpdates =
mNumOpenNetworkRecommendationUpdates;
mWifiLogProto.numOpenNetworkConnectMessageFailedToSend =
mNumOpenNetworkConnectMessageFailedToSend;
mWifiLogProto.observedHotspotR1ApsInScanHistogram =
makeNumConnectableNetworksBucketArray(mObservedHotspotR1ApInScanHistogram);
mWifiLogProto.observedHotspotR2ApsInScanHistogram =
makeNumConnectableNetworksBucketArray(mObservedHotspotR2ApInScanHistogram);
mWifiLogProto.observedHotspotR1EssInScanHistogram =
makeNumConnectableNetworksBucketArray(mObservedHotspotR1EssInScanHistogram);
mWifiLogProto.observedHotspotR2EssInScanHistogram =
makeNumConnectableNetworksBucketArray(mObservedHotspotR2EssInScanHistogram);
mWifiLogProto.observedHotspotR1ApsPerEssInScanHistogram =
makeNumConnectableNetworksBucketArray(
mObservedHotspotR1ApsPerEssInScanHistogram);
mWifiLogProto.observedHotspotR2ApsPerEssInScanHistogram =
makeNumConnectableNetworksBucketArray(
mObservedHotspotR2ApsPerEssInScanHistogram);
mWifiLogProto.observed80211McSupportingApsInScanHistogram =
makeNumConnectableNetworksBucketArray(mObserved80211mcApInScanHistogram);
if (mSoftApEventListTethered.size() > 0) {
mWifiLogProto.softApConnectedClientsEventsTethered =
mSoftApEventListTethered.toArray(
mWifiLogProto.softApConnectedClientsEventsTethered);
}
if (mSoftApEventListLocalOnly.size() > 0) {
mWifiLogProto.softApConnectedClientsEventsLocalOnly =
mSoftApEventListLocalOnly.toArray(
mWifiLogProto.softApConnectedClientsEventsLocalOnly);
}
mWifiLogProto.wpsMetrics = mWpsMetrics;
mWifiLogProto.wifiPowerStats = mWifiPowerMetrics.buildProto();
mWifiLogProto.wifiRadioUsage = mWifiPowerMetrics.buildWifiRadioUsageProto();
mWifiLogProto.wifiWakeStats = mWifiWakeMetrics.buildProto();
mWifiLogProto.isMacRandomizationOn = mIsMacRandomizationOn;
mWifiLogProto.experimentValues = mExperimentValues;
mWifiLogProto.wifiIsUnusableEventList =
new WifiIsUnusableEvent[mWifiIsUnusableList.size()];
for (int i = 0; i < mWifiIsUnusableList.size(); i++) {
mWifiLogProto.wifiIsUnusableEventList[i] = mWifiIsUnusableList.get(i).event;
}
mWifiLogProto.hardwareRevision = SystemProperties.get("ro.boot.revision", "");
// Postprocessing on WifiUsabilityStats to upload an equal number of LABEL_GOOD and
// LABEL_BAD WifiUsabilityStats
final int numUsabilityStats = Math.min(
Math.min(mWifiUsabilityStatsListBad.size(),
mWifiUsabilityStatsListGood.size()),
MAX_WIFI_USABILITY_STATS_PER_TYPE_TO_UPLOAD);
LinkedList<WifiUsabilityStats> usabilityStatsGoodCopy =
new LinkedList<>(mWifiUsabilityStatsListGood);
LinkedList<WifiUsabilityStats> usabilityStatsBadCopy =
new LinkedList<>(mWifiUsabilityStatsListBad);
mWifiLogProto.wifiUsabilityStatsList = new WifiUsabilityStats[numUsabilityStats * 2];
for (int i = 0; i < numUsabilityStats; i++) {
mWifiLogProto.wifiUsabilityStatsList[2 * i] = usabilityStatsGoodCopy.remove(
mRand.nextInt(usabilityStatsGoodCopy.size()));
mWifiLogProto.wifiUsabilityStatsList[2 * i + 1] = usabilityStatsBadCopy.remove(
mRand.nextInt(usabilityStatsBadCopy.size()));
}
mWifiLogProto.mobilityStatePnoStatsList =
new DeviceMobilityStatePnoScanStats[mMobilityStatePnoStatsMap.size()];
for (int i = 0; i < mMobilityStatePnoStatsMap.size(); i++) {
mWifiLogProto.mobilityStatePnoStatsList[i] = mMobilityStatePnoStatsMap.valueAt(i);
}
mWifiLogProto.wifiP2PStats = mWifiP2pMetrics.consolidateProto();
mWifiLogProto.wifiDppLog = mDppMetrics.consolidateProto();
mWifiLogProto.wifiConfigStoreIo = new WifiMetricsProto.WifiConfigStoreIO();
mWifiLogProto.wifiConfigStoreIo.readDurations =
makeWifiConfigStoreIODurationBucketArray(mWifiConfigStoreReadDurationHistogram);
mWifiLogProto.wifiConfigStoreIo.writeDurations =
makeWifiConfigStoreIODurationBucketArray(
mWifiConfigStoreWriteDurationHistogram);
LinkProbeStats linkProbeStats = new LinkProbeStats();
linkProbeStats.successRssiCounts = mLinkProbeSuccessRssiCounts.toProto();
linkProbeStats.failureRssiCounts = mLinkProbeFailureRssiCounts.toProto();
linkProbeStats.successLinkSpeedCounts = mLinkProbeSuccessLinkSpeedCounts.toProto();
linkProbeStats.failureLinkSpeedCounts = mLinkProbeFailureLinkSpeedCounts.toProto();
linkProbeStats.successSecondsSinceLastTxSuccessHistogram =
mLinkProbeSuccessSecondsSinceLastTxSuccessHistogram.toProto();
linkProbeStats.failureSecondsSinceLastTxSuccessHistogram =
mLinkProbeFailureSecondsSinceLastTxSuccessHistogram.toProto();
linkProbeStats.successElapsedTimeMsHistogram =
mLinkProbeSuccessElapsedTimeMsHistogram.toProto();
linkProbeStats.failureReasonCounts = mLinkProbeFailureReasonCounts.toProto(
LinkProbeFailureReasonCount.class,
(reason, count) -> {
LinkProbeFailureReasonCount c = new LinkProbeFailureReasonCount();
c.failureReason = linkProbeFailureReasonToProto(reason);
c.count = count;
return c;
});
linkProbeStats.experimentProbeCounts = mLinkProbeExperimentProbeCounts.toProto(
ExperimentProbeCounts.class,
(experimentId, probeCount) -> {
ExperimentProbeCounts c = new ExperimentProbeCounts();
c.experimentId = experimentId;
c.probeCount = probeCount;
return c;
});
mWifiLogProto.linkProbeStats = linkProbeStats;
mWifiLogProto.networkSelectionExperimentDecisionsList =
makeNetworkSelectionExperimentDecisionsList();
mWifiNetworkRequestApiLog.networkMatchSizeHistogram =
mWifiNetworkRequestApiMatchSizeHistogram.toProto();
mWifiLogProto.wifiNetworkRequestApiLog = mWifiNetworkRequestApiLog;
mWifiNetworkSuggestionApiLog.networkListSizeHistogram =
mWifiNetworkSuggestionApiListSizeHistogram.toProto();
mWifiLogProto.wifiNetworkSuggestionApiLog = mWifiNetworkSuggestionApiLog;
mWifiLockStats.highPerfLockAcqDurationSecHistogram =
mWifiLockHighPerfAcqDurationSecHistogram.toProto();
mWifiLockStats.lowLatencyLockAcqDurationSecHistogram =
mWifiLockLowLatencyAcqDurationSecHistogram.toProto();
mWifiLockStats.highPerfActiveSessionDurationSecHistogram =
mWifiLockHighPerfActiveSessionDurationSecHistogram.toProto();
mWifiLockStats.lowLatencyActiveSessionDurationSecHistogram =
mWifiLockLowLatencyActiveSessionDurationSecHistogram.toProto();
mWifiLogProto.wifiLockStats = mWifiLockStats;
mWifiLogProto.wifiToggleStats = mWifiToggleStats;
/**
* Convert the SparseIntArray of passpoint provision failure code
* and counts to the proto's repeated IntKeyVal array.
*/
mWifiLogProto.passpointProvisionStats = new PasspointProvisionStats();
mWifiLogProto.passpointProvisionStats.numProvisionSuccess = mNumProvisionSuccess;
mWifiLogProto.passpointProvisionStats.provisionFailureCount =
mPasspointProvisionFailureCounts.toProto(ProvisionFailureCount.class,
(key, count) -> {
ProvisionFailureCount entry = new ProvisionFailureCount();
entry.failureCode = key;
entry.count = count;
return entry;
});
// 'G' is due to that 1st Letter after _ becomes capital during protobuff compilation
mWifiLogProto.txLinkSpeedCount2G = mTxLinkSpeedCount2g.toProto();
mWifiLogProto.txLinkSpeedCount5GLow = mTxLinkSpeedCount5gLow.toProto();
mWifiLogProto.txLinkSpeedCount5GMid = mTxLinkSpeedCount5gMid.toProto();
mWifiLogProto.txLinkSpeedCount5GHigh = mTxLinkSpeedCount5gHigh.toProto();
mWifiLogProto.rxLinkSpeedCount2G = mRxLinkSpeedCount2g.toProto();
mWifiLogProto.rxLinkSpeedCount5GLow = mRxLinkSpeedCount5gLow.toProto();
mWifiLogProto.rxLinkSpeedCount5GMid = mRxLinkSpeedCount5gMid.toProto();
mWifiLogProto.rxLinkSpeedCount5GHigh = mRxLinkSpeedCount5gHigh.toProto();
}
}
private static int linkProbeFailureReasonToProto(@WifiNative.SendMgmtFrameError int reason) {
switch (reason) {
case WifiNative.SEND_MGMT_FRAME_ERROR_MCS_UNSUPPORTED:
return LinkProbeStats.LINK_PROBE_FAILURE_REASON_MCS_UNSUPPORTED;
case WifiNative.SEND_MGMT_FRAME_ERROR_NO_ACK:
return LinkProbeStats.LINK_PROBE_FAILURE_REASON_NO_ACK;
case WifiNative.SEND_MGMT_FRAME_ERROR_TIMEOUT:
return LinkProbeStats.LINK_PROBE_FAILURE_REASON_TIMEOUT;
case WifiNative.SEND_MGMT_FRAME_ERROR_ALREADY_STARTED:
return LinkProbeStats.LINK_PROBE_FAILURE_REASON_ALREADY_STARTED;
default:
return LinkProbeStats.LINK_PROBE_FAILURE_REASON_UNKNOWN;
}
}
private NetworkSelectionExperimentDecisions[] makeNetworkSelectionExperimentDecisionsList() {
NetworkSelectionExperimentDecisions[] results = new NetworkSelectionExperimentDecisions[
mNetworkSelectionExperimentPairNumChoicesCounts.size()];
int i = 0;
for (Map.Entry<Pair<Integer, Integer>, NetworkSelectionExperimentResults> entry :
mNetworkSelectionExperimentPairNumChoicesCounts.entrySet()) {
NetworkSelectionExperimentDecisions result = new NetworkSelectionExperimentDecisions();
result.experiment1Id = entry.getKey().first;
result.experiment2Id = entry.getKey().second;
result.sameSelectionNumChoicesCounter =
entry.getValue().sameSelectionNumChoicesCounter.toProto();
result.differentSelectionNumChoicesCounter =
entry.getValue().differentSelectionNumChoicesCounter.toProto();
results[i] = result;
i++;
}
return results;
}
/** Sets the scoring experiment id to current value */
private void consolidateScoringParams() {
synchronized (mLock) {
if (mScoringParams != null) {
int experimentIdentifier = mScoringParams.getExperimentIdentifier();
if (experimentIdentifier == 0) {
mWifiLogProto.scoreExperimentId = "";
} else {
mWifiLogProto.scoreExperimentId = "x" + experimentIdentifier;
}
}
}
}
private WifiMetricsProto.NumConnectableNetworksBucket[] makeNumConnectableNetworksBucketArray(
SparseIntArray sia) {
WifiMetricsProto.NumConnectableNetworksBucket[] array =
new WifiMetricsProto.NumConnectableNetworksBucket[sia.size()];
for (int i = 0; i < sia.size(); i++) {
WifiMetricsProto.NumConnectableNetworksBucket keyVal =
new WifiMetricsProto.NumConnectableNetworksBucket();
keyVal.numConnectableNetworks = sia.keyAt(i);
keyVal.count = sia.valueAt(i);
array[i] = keyVal;
}
return array;
}
private WifiMetricsProto.WifiConfigStoreIO.DurationBucket[]
makeWifiConfigStoreIODurationBucketArray(SparseIntArray sia) {
MetricsUtils.GenericBucket[] genericBuckets =
MetricsUtils.linearHistogramToGenericBuckets(sia,
WIFI_CONFIG_STORE_IO_DURATION_BUCKET_RANGES_MS);
WifiMetricsProto.WifiConfigStoreIO.DurationBucket[] array =
new WifiMetricsProto.WifiConfigStoreIO.DurationBucket[genericBuckets.length];
try {
for (int i = 0; i < genericBuckets.length; i++) {
array[i] = new WifiMetricsProto.WifiConfigStoreIO.DurationBucket();
array[i].rangeStartMs = toIntExact(genericBuckets[i].start);
array[i].rangeEndMs = toIntExact(genericBuckets[i].end);
array[i].count = genericBuckets[i].count;
}
} catch (ArithmeticException e) {
// Return empty array on any overflow errors.
array = new WifiMetricsProto.WifiConfigStoreIO.DurationBucket[0];
}
return array;
}
/**
* Clear all WifiMetrics, except for currentConnectionEvent and Open Network Notification
* feature enabled state, blacklist size.
*/
private void clear() {
synchronized (mLock) {
loadSettings();
mConnectionEventList.clear();
if (mCurrentConnectionEvent != null) {
mConnectionEventList.add(mCurrentConnectionEvent);
}
mScanReturnEntries.clear();
mWifiSystemStateEntries.clear();
mRecordStartTimeSec = mClock.getElapsedSinceBootMillis() / 1000;
mRssiPollCountsMap.clear();
mRssiDeltaCounts.clear();
mLinkSpeedCounts.clear();
mTxLinkSpeedCount2g.clear();
mTxLinkSpeedCount5gLow.clear();
mTxLinkSpeedCount5gMid.clear();
mTxLinkSpeedCount5gHigh.clear();
mRxLinkSpeedCount2g.clear();
mRxLinkSpeedCount5gLow.clear();
mRxLinkSpeedCount5gMid.clear();
mRxLinkSpeedCount5gHigh.clear();
mWifiAlertReasonCounts.clear();
mWifiScoreCounts.clear();
mWifiUsabilityScoreCounts.clear();
mWifiLogProto.clear();
mScanResultRssiTimestampMillis = -1;
mSoftApManagerReturnCodeCounts.clear();
mStaEventList.clear();
mWifiAwareMetrics.clear();
mRttMetrics.clear();
mTotalSsidsInScanHistogram.clear();
mTotalBssidsInScanHistogram.clear();
mAvailableOpenSsidsInScanHistogram.clear();
mAvailableOpenBssidsInScanHistogram.clear();
mAvailableSavedSsidsInScanHistogram.clear();
mAvailableSavedBssidsInScanHistogram.clear();
mAvailableOpenOrSavedSsidsInScanHistogram.clear();
mAvailableOpenOrSavedBssidsInScanHistogram.clear();
mAvailableSavedPasspointProviderProfilesInScanHistogram.clear();
mAvailableSavedPasspointProviderBssidsInScanHistogram.clear();
mPnoScanMetrics.clear();
mWifiLinkLayerUsageStats.clear();
mConnectToNetworkNotificationCount.clear();
mConnectToNetworkNotificationActionCount.clear();
mNumOpenNetworkRecommendationUpdates = 0;
mNumOpenNetworkConnectMessageFailedToSend = 0;
mObservedHotspotR1ApInScanHistogram.clear();
mObservedHotspotR2ApInScanHistogram.clear();
mObservedHotspotR1EssInScanHistogram.clear();
mObservedHotspotR2EssInScanHistogram.clear();
mObservedHotspotR1ApsPerEssInScanHistogram.clear();
mObservedHotspotR2ApsPerEssInScanHistogram.clear();
mSoftApEventListTethered.clear();
mSoftApEventListLocalOnly.clear();
mWpsMetrics.clear();
mWifiWakeMetrics.clear();
mObserved80211mcApInScanHistogram.clear();
mWifiIsUnusableList.clear();
mInstalledPasspointProfileTypeForR1.clear();
mInstalledPasspointProfileTypeForR2.clear();
mWifiUsabilityStatsListGood.clear();
mWifiUsabilityStatsListBad.clear();
mWifiUsabilityStatsEntriesList.clear();
mMobilityStatePnoStatsMap.clear();
mWifiP2pMetrics.clear();
mDppMetrics.clear();
mWifiUsabilityStatsCounter = 0;
mLastBssid = null;
mLastFrequency = -1;
mSeqNumInsideFramework = 0;
mLastWifiUsabilityScore = -1;
mLastWifiUsabilityScoreNoReset = -1;
mLastPredictionHorizonSec = -1;
mLastPredictionHorizonSecNoReset = -1;
mSeqNumToFramework = -1;
mProbeStatusSinceLastUpdate =
android.net.wifi.WifiUsabilityStatsEntry.PROBE_STATUS_NO_PROBE;
mProbeElapsedTimeSinceLastUpdateMs = -1;
mProbeMcsRateSinceLastUpdate = -1;
mScoreBreachLowTimeMillis = -1;
mWifiConfigStoreReadDurationHistogram.clear();
mWifiConfigStoreWriteDurationHistogram.clear();
mLinkProbeSuccessRssiCounts.clear();
mLinkProbeFailureRssiCounts.clear();
mLinkProbeSuccessLinkSpeedCounts.clear();
mLinkProbeFailureLinkSpeedCounts.clear();
mLinkProbeSuccessSecondsSinceLastTxSuccessHistogram.clear();
mLinkProbeFailureSecondsSinceLastTxSuccessHistogram.clear();
mLinkProbeSuccessElapsedTimeMsHistogram.clear();
mLinkProbeFailureReasonCounts.clear();
mLinkProbeExperimentProbeCounts.clear();
mLinkProbeStaEventCount = 0;
mNetworkSelectionExperimentPairNumChoicesCounts.clear();
mWifiNetworkSuggestionApiLog.clear();
mWifiNetworkSuggestionApiLog.clear();
mWifiNetworkRequestApiMatchSizeHistogram.clear();
mWifiNetworkSuggestionApiListSizeHistogram.clear();
mWifiLockHighPerfAcqDurationSecHistogram.clear();
mWifiLockLowLatencyAcqDurationSecHistogram.clear();
mWifiLockHighPerfActiveSessionDurationSecHistogram.clear();
mWifiLockLowLatencyActiveSessionDurationSecHistogram.clear();
mWifiLockStats.clear();
mWifiToggleStats.clear();
mPasspointProvisionFailureCounts.clear();
mNumProvisionSuccess = 0;
}
}
/**
* Set screen state (On/Off)
*/
public void setScreenState(boolean screenOn) {
synchronized (mLock) {
mScreenOn = screenOn;
}
}
/**
* Set wifi state (WIFI_UNKNOWN, WIFI_DISABLED, WIFI_DISCONNECTED, WIFI_ASSOCIATED)
*/
public void setWifiState(int wifiState) {
synchronized (mLock) {
mWifiState = wifiState;
mWifiWins = (wifiState == WifiMetricsProto.WifiLog.WIFI_ASSOCIATED);
mWifiWinsUsabilityScore = (wifiState == WifiMetricsProto.WifiLog.WIFI_ASSOCIATED);
}
}
/**
* Message handler for interesting WifiMonitor messages. Generates StaEvents
*/
private void processMessage(Message msg) {
StaEvent event = new StaEvent();
boolean logEvent = true;
switch (msg.what) {
case WifiMonitor.ASSOCIATION_REJECTION_EVENT:
event.type = StaEvent.TYPE_ASSOCIATION_REJECTION_EVENT;
event.associationTimedOut = msg.arg1 > 0 ? true : false;
event.status = msg.arg2;
break;
case WifiMonitor.AUTHENTICATION_FAILURE_EVENT:
event.type = StaEvent.TYPE_AUTHENTICATION_FAILURE_EVENT;
switch (msg.arg1) {
case WifiManager.ERROR_AUTH_FAILURE_NONE:
event.authFailureReason = StaEvent.AUTH_FAILURE_NONE;
break;
case WifiManager.ERROR_AUTH_FAILURE_TIMEOUT:
event.authFailureReason = StaEvent.AUTH_FAILURE_TIMEOUT;
break;
case WifiManager.ERROR_AUTH_FAILURE_WRONG_PSWD:
event.authFailureReason = StaEvent.AUTH_FAILURE_WRONG_PSWD;
break;
case WifiManager.ERROR_AUTH_FAILURE_EAP_FAILURE:
event.authFailureReason = StaEvent.AUTH_FAILURE_EAP_FAILURE;
break;
default:
break;
}
break;
case WifiMonitor.NETWORK_CONNECTION_EVENT:
event.type = StaEvent.TYPE_NETWORK_CONNECTION_EVENT;
break;
case WifiMonitor.NETWORK_DISCONNECTION_EVENT:
event.type = StaEvent.TYPE_NETWORK_DISCONNECTION_EVENT;
event.reason = msg.arg2;
event.localGen = msg.arg1 == 0 ? false : true;
break;
case WifiMonitor.SUPPLICANT_STATE_CHANGE_EVENT:
logEvent = false;
StateChangeResult stateChangeResult = (StateChangeResult) msg.obj;
mSupplicantStateChangeBitmask |= supplicantStateToBit(stateChangeResult.state);
break;
case ClientModeImpl.CMD_ASSOCIATED_BSSID:
event.type = StaEvent.TYPE_CMD_ASSOCIATED_BSSID;
break;
case ClientModeImpl.CMD_TARGET_BSSID:
event.type = StaEvent.TYPE_CMD_TARGET_BSSID;
break;
default:
return;
}
if (logEvent) {
addStaEvent(event);
}
}
/**
* Log a StaEvent from ClientModeImpl. The StaEvent must not be one of the supplicant
* generated event types, which are logged through 'sendMessage'
* @param type StaEvent.EventType describing the event
*/
public void logStaEvent(int type) {
logStaEvent(type, StaEvent.DISCONNECT_UNKNOWN, null);
}
/**
* Log a StaEvent from ClientModeImpl. The StaEvent must not be one of the supplicant
* generated event types, which are logged through 'sendMessage'
* @param type StaEvent.EventType describing the event
* @param config WifiConfiguration for a framework initiated connection attempt
*/
public void logStaEvent(int type, WifiConfiguration config) {
logStaEvent(type, StaEvent.DISCONNECT_UNKNOWN, config);
}
/**
* Log a StaEvent from ClientModeImpl. The StaEvent must not be one of the supplicant
* generated event types, which are logged through 'sendMessage'
* @param type StaEvent.EventType describing the event
* @param frameworkDisconnectReason StaEvent.FrameworkDisconnectReason explaining why framework
* initiated a FRAMEWORK_DISCONNECT
*/
public void logStaEvent(int type, int frameworkDisconnectReason) {
logStaEvent(type, frameworkDisconnectReason, null);
}
/**
* Log a StaEvent from ClientModeImpl. The StaEvent must not be one of the supplicant
* generated event types, which are logged through 'sendMessage'
* @param type StaEvent.EventType describing the event
* @param frameworkDisconnectReason StaEvent.FrameworkDisconnectReason explaining why framework
* initiated a FRAMEWORK_DISCONNECT
* @param config WifiConfiguration for a framework initiated connection attempt
*/
public void logStaEvent(int type, int frameworkDisconnectReason, WifiConfiguration config) {
switch (type) {
case StaEvent.TYPE_CMD_IP_CONFIGURATION_SUCCESSFUL:
case StaEvent.TYPE_CMD_IP_CONFIGURATION_LOST:
case StaEvent.TYPE_CMD_IP_REACHABILITY_LOST:
case StaEvent.TYPE_CMD_START_CONNECT:
case StaEvent.TYPE_CMD_START_ROAM:
case StaEvent.TYPE_CONNECT_NETWORK:
case StaEvent.TYPE_NETWORK_AGENT_VALID_NETWORK:
case StaEvent.TYPE_FRAMEWORK_DISCONNECT:
case StaEvent.TYPE_SCORE_BREACH:
case StaEvent.TYPE_MAC_CHANGE:
case StaEvent.TYPE_WIFI_ENABLED:
case StaEvent.TYPE_WIFI_DISABLED:
case StaEvent.TYPE_WIFI_USABILITY_SCORE_BREACH:
break;
default:
Log.e(TAG, "Unknown StaEvent:" + type);
return;
}
StaEvent event = new StaEvent();
event.type = type;
if (frameworkDisconnectReason != StaEvent.DISCONNECT_UNKNOWN) {
event.frameworkDisconnectReason = frameworkDisconnectReason;
}
event.configInfo = createConfigInfo(config);
addStaEvent(event);
}
private void addStaEvent(StaEvent staEvent) {
staEvent.startTimeMillis = mClock.getElapsedSinceBootMillis();
staEvent.lastRssi = mLastPollRssi;
staEvent.lastFreq = mLastPollFreq;
staEvent.lastLinkSpeed = mLastPollLinkSpeed;
staEvent.supplicantStateChangesBitmask = mSupplicantStateChangeBitmask;
staEvent.lastScore = mLastScore;
staEvent.lastWifiUsabilityScore = mLastWifiUsabilityScore;
staEvent.lastPredictionHorizonSec = mLastPredictionHorizonSec;
mSupplicantStateChangeBitmask = 0;
mLastPollRssi = -127;
mLastPollFreq = -1;
mLastPollLinkSpeed = -1;
mLastPollRxLinkSpeed = -1;
mLastScore = -1;
mLastWifiUsabilityScore = -1;
mLastPredictionHorizonSec = -1;
mStaEventList.add(new StaEventWithTime(staEvent, mClock.getWallClockMillis()));
// Prune StaEventList if it gets too long
if (mStaEventList.size() > MAX_STA_EVENTS) mStaEventList.remove();
}
private ConfigInfo createConfigInfo(WifiConfiguration config) {
if (config == null) return null;
ConfigInfo info = new ConfigInfo();
info.allowedKeyManagement = bitSetToInt(config.allowedKeyManagement);
info.allowedProtocols = bitSetToInt(config.allowedProtocols);
info.allowedAuthAlgorithms = bitSetToInt(config.allowedAuthAlgorithms);
info.allowedPairwiseCiphers = bitSetToInt(config.allowedPairwiseCiphers);
info.allowedGroupCiphers = bitSetToInt(config.allowedGroupCiphers);
info.hiddenSsid = config.hiddenSSID;
info.isPasspoint = config.isPasspoint();
info.isEphemeral = config.isEphemeral();
info.hasEverConnected = config.getNetworkSelectionStatus().getHasEverConnected();
ScanResult candidate = config.getNetworkSelectionStatus().getCandidate();
if (candidate != null) {
info.scanRssi = candidate.level;
info.scanFreq = candidate.frequency;
}
return info;
}
public Handler getHandler() {
return mHandler;
}
public WifiAwareMetrics getWifiAwareMetrics() {
return mWifiAwareMetrics;
}
public WifiWakeMetrics getWakeupMetrics() {
return mWifiWakeMetrics;
}
public RttMetrics getRttMetrics() {
return mRttMetrics;
}
// Rather than generate a StaEvent for each SUPPLICANT_STATE_CHANGE, cache these in a bitmask
// and attach it to the next event which is generated.
private int mSupplicantStateChangeBitmask = 0;
/**
* Converts a SupplicantState value to a single bit, with position defined by
* {@code StaEvent.SupplicantState}
*/
public static int supplicantStateToBit(SupplicantState state) {
switch(state) {
case DISCONNECTED:
return 1 << StaEvent.STATE_DISCONNECTED;
case INTERFACE_DISABLED:
return 1 << StaEvent.STATE_INTERFACE_DISABLED;
case INACTIVE:
return 1 << StaEvent.STATE_INACTIVE;
case SCANNING:
return 1 << StaEvent.STATE_SCANNING;
case AUTHENTICATING:
return 1 << StaEvent.STATE_AUTHENTICATING;
case ASSOCIATING:
return 1 << StaEvent.STATE_ASSOCIATING;
case ASSOCIATED:
return 1 << StaEvent.STATE_ASSOCIATED;
case FOUR_WAY_HANDSHAKE:
return 1 << StaEvent.STATE_FOUR_WAY_HANDSHAKE;
case GROUP_HANDSHAKE:
return 1 << StaEvent.STATE_GROUP_HANDSHAKE;
case COMPLETED:
return 1 << StaEvent.STATE_COMPLETED;
case DORMANT:
return 1 << StaEvent.STATE_DORMANT;
case UNINITIALIZED:
return 1 << StaEvent.STATE_UNINITIALIZED;
case INVALID:
return 1 << StaEvent.STATE_INVALID;
default:
Log.wtf(TAG, "Got unknown supplicant state: " + state.ordinal());
return 0;
}
}
private static String supplicantStateChangesBitmaskToString(int mask) {
StringBuilder sb = new StringBuilder();
sb.append("supplicantStateChangeEvents: {");
if ((mask & (1 << StaEvent.STATE_DISCONNECTED)) > 0) sb.append(" DISCONNECTED");
if ((mask & (1 << StaEvent.STATE_INTERFACE_DISABLED)) > 0) sb.append(" INTERFACE_DISABLED");
if ((mask & (1 << StaEvent.STATE_INACTIVE)) > 0) sb.append(" INACTIVE");
if ((mask & (1 << StaEvent.STATE_SCANNING)) > 0) sb.append(" SCANNING");
if ((mask & (1 << StaEvent.STATE_AUTHENTICATING)) > 0) sb.append(" AUTHENTICATING");
if ((mask & (1 << StaEvent.STATE_ASSOCIATING)) > 0) sb.append(" ASSOCIATING");
if ((mask & (1 << StaEvent.STATE_ASSOCIATED)) > 0) sb.append(" ASSOCIATED");
if ((mask & (1 << StaEvent.STATE_FOUR_WAY_HANDSHAKE)) > 0) sb.append(" FOUR_WAY_HANDSHAKE");
if ((mask & (1 << StaEvent.STATE_GROUP_HANDSHAKE)) > 0) sb.append(" GROUP_HANDSHAKE");
if ((mask & (1 << StaEvent.STATE_COMPLETED)) > 0) sb.append(" COMPLETED");
if ((mask & (1 << StaEvent.STATE_DORMANT)) > 0) sb.append(" DORMANT");
if ((mask & (1 << StaEvent.STATE_UNINITIALIZED)) > 0) sb.append(" UNINITIALIZED");
if ((mask & (1 << StaEvent.STATE_INVALID)) > 0) sb.append(" INVALID");
sb.append(" }");
return sb.toString();
}
/**
* Returns a human readable string from a Sta Event. Only adds information relevant to the event
* type.
*/
public static String staEventToString(StaEvent event) {
if (event == null) return "<NULL>";
StringBuilder sb = new StringBuilder();
switch (event.type) {
case StaEvent.TYPE_ASSOCIATION_REJECTION_EVENT:
sb.append("ASSOCIATION_REJECTION_EVENT")
.append(" timedOut=").append(event.associationTimedOut)
.append(" status=").append(event.status).append(":")
.append(ISupplicantStaIfaceCallback.StatusCode.toString(event.status));
break;
case StaEvent.TYPE_AUTHENTICATION_FAILURE_EVENT:
sb.append("AUTHENTICATION_FAILURE_EVENT reason=").append(event.authFailureReason)
.append(":").append(authFailureReasonToString(event.authFailureReason));
break;
case StaEvent.TYPE_NETWORK_CONNECTION_EVENT:
sb.append("NETWORK_CONNECTION_EVENT");
break;
case StaEvent.TYPE_NETWORK_DISCONNECTION_EVENT:
sb.append("NETWORK_DISCONNECTION_EVENT")
.append(" local_gen=").append(event.localGen)
.append(" reason=").append(event.reason).append(":")
.append(ISupplicantStaIfaceCallback.ReasonCode.toString(
(event.reason >= 0 ? event.reason : -1 * event.reason)));
break;
case StaEvent.TYPE_CMD_ASSOCIATED_BSSID:
sb.append("CMD_ASSOCIATED_BSSID");
break;
case StaEvent.TYPE_CMD_IP_CONFIGURATION_SUCCESSFUL:
sb.append("CMD_IP_CONFIGURATION_SUCCESSFUL");
break;
case StaEvent.TYPE_CMD_IP_CONFIGURATION_LOST:
sb.append("CMD_IP_CONFIGURATION_LOST");
break;
case StaEvent.TYPE_CMD_IP_REACHABILITY_LOST:
sb.append("CMD_IP_REACHABILITY_LOST");
break;
case StaEvent.TYPE_CMD_TARGET_BSSID:
sb.append("CMD_TARGET_BSSID");
break;
case StaEvent.TYPE_CMD_START_CONNECT:
sb.append("CMD_START_CONNECT");
break;
case StaEvent.TYPE_CMD_START_ROAM:
sb.append("CMD_START_ROAM");
break;
case StaEvent.TYPE_CONNECT_NETWORK:
sb.append("CONNECT_NETWORK");
break;
case StaEvent.TYPE_NETWORK_AGENT_VALID_NETWORK:
sb.append("NETWORK_AGENT_VALID_NETWORK");
break;
case StaEvent.TYPE_FRAMEWORK_DISCONNECT:
sb.append("FRAMEWORK_DISCONNECT")
.append(" reason=")
.append(frameworkDisconnectReasonToString(event.frameworkDisconnectReason));
break;
case StaEvent.TYPE_SCORE_BREACH:
sb.append("SCORE_BREACH");
break;
case StaEvent.TYPE_MAC_CHANGE:
sb.append("MAC_CHANGE");
break;
case StaEvent.TYPE_WIFI_ENABLED:
sb.append("WIFI_ENABLED");
break;
case StaEvent.TYPE_WIFI_DISABLED:
sb.append("WIFI_DISABLED");
break;
case StaEvent.TYPE_WIFI_USABILITY_SCORE_BREACH:
sb.append("WIFI_USABILITY_SCORE_BREACH");
break;
case StaEvent.TYPE_LINK_PROBE:
sb.append("LINK_PROBE");
sb.append(" linkProbeWasSuccess=").append(event.linkProbeWasSuccess);
if (event.linkProbeWasSuccess) {
sb.append(" linkProbeSuccessElapsedTimeMs=")
.append(event.linkProbeSuccessElapsedTimeMs);
} else {
sb.append(" linkProbeFailureReason=").append(event.linkProbeFailureReason);
}
break;
default:
sb.append("UNKNOWN " + event.type + ":");
break;
}
if (event.lastRssi != -127) sb.append(" lastRssi=").append(event.lastRssi);
if (event.lastFreq != -1) sb.append(" lastFreq=").append(event.lastFreq);
if (event.lastLinkSpeed != -1) sb.append(" lastLinkSpeed=").append(event.lastLinkSpeed);
if (event.lastScore != -1) sb.append(" lastScore=").append(event.lastScore);
if (event.lastWifiUsabilityScore != -1) {
sb.append(" lastWifiUsabilityScore=").append(event.lastWifiUsabilityScore);
sb.append(" lastPredictionHorizonSec=").append(event.lastPredictionHorizonSec);
}
if (event.supplicantStateChangesBitmask != 0) {
sb.append(", ").append(supplicantStateChangesBitmaskToString(
event.supplicantStateChangesBitmask));
}
if (event.configInfo != null) {
sb.append(", ").append(configInfoToString(event.configInfo));
}
return sb.toString();
}
private static String authFailureReasonToString(int authFailureReason) {
switch (authFailureReason) {
case StaEvent.AUTH_FAILURE_NONE:
return "ERROR_AUTH_FAILURE_NONE";
case StaEvent.AUTH_FAILURE_TIMEOUT:
return "ERROR_AUTH_FAILURE_TIMEOUT";
case StaEvent.AUTH_FAILURE_WRONG_PSWD:
return "ERROR_AUTH_FAILURE_WRONG_PSWD";
case StaEvent.AUTH_FAILURE_EAP_FAILURE:
return "ERROR_AUTH_FAILURE_EAP_FAILURE";
default:
return "";
}
}
private static String frameworkDisconnectReasonToString(int frameworkDisconnectReason) {
switch (frameworkDisconnectReason) {
case StaEvent.DISCONNECT_API:
return "DISCONNECT_API";
case StaEvent.DISCONNECT_GENERIC:
return "DISCONNECT_GENERIC";
case StaEvent.DISCONNECT_UNWANTED:
return "DISCONNECT_UNWANTED";
case StaEvent.DISCONNECT_ROAM_WATCHDOG_TIMER:
return "DISCONNECT_ROAM_WATCHDOG_TIMER";
case StaEvent.DISCONNECT_P2P_DISCONNECT_WIFI_REQUEST:
return "DISCONNECT_P2P_DISCONNECT_WIFI_REQUEST";
case StaEvent.DISCONNECT_RESET_SIM_NETWORKS:
return "DISCONNECT_RESET_SIM_NETWORKS";
default:
return "DISCONNECT_UNKNOWN=" + frameworkDisconnectReason;
}
}
private static String configInfoToString(ConfigInfo info) {
StringBuilder sb = new StringBuilder();
sb.append("ConfigInfo:")
.append(" allowed_key_management=").append(info.allowedKeyManagement)
.append(" allowed_protocols=").append(info.allowedProtocols)
.append(" allowed_auth_algorithms=").append(info.allowedAuthAlgorithms)
.append(" allowed_pairwise_ciphers=").append(info.allowedPairwiseCiphers)
.append(" allowed_group_ciphers=").append(info.allowedGroupCiphers)
.append(" hidden_ssid=").append(info.hiddenSsid)
.append(" is_passpoint=").append(info.isPasspoint)
.append(" is_ephemeral=").append(info.isEphemeral)
.append(" has_ever_connected=").append(info.hasEverConnected)
.append(" scan_rssi=").append(info.scanRssi)
.append(" scan_freq=").append(info.scanFreq);
return sb.toString();
}
/**
* Converts the first 31 bits of a BitSet to a little endian int
*/
private static int bitSetToInt(BitSet bits) {
int value = 0;
int nBits = bits.length() < 31 ? bits.length() : 31;
for (int i = 0; i < nBits; i++) {
value += bits.get(i) ? (1 << i) : 0;
}
return value;
}
private void incrementSsid(SparseIntArray sia, int element) {
increment(sia, Math.min(element, MAX_CONNECTABLE_SSID_NETWORK_BUCKET));
}
private void incrementBssid(SparseIntArray sia, int element) {
increment(sia, Math.min(element, MAX_CONNECTABLE_BSSID_NETWORK_BUCKET));
}
private void incrementTotalScanResults(SparseIntArray sia, int element) {
increment(sia, Math.min(element, MAX_TOTAL_SCAN_RESULTS_BUCKET));
}
private void incrementTotalScanSsids(SparseIntArray sia, int element) {
increment(sia, Math.min(element, MAX_TOTAL_SCAN_RESULT_SSIDS_BUCKET));
}
private void incrementTotalPasspointAps(SparseIntArray sia, int element) {
increment(sia, Math.min(element, MAX_TOTAL_PASSPOINT_APS_BUCKET));
}
private void incrementTotalUniquePasspointEss(SparseIntArray sia, int element) {
increment(sia, Math.min(element, MAX_TOTAL_PASSPOINT_UNIQUE_ESS_BUCKET));
}
private void incrementPasspointPerUniqueEss(SparseIntArray sia, int element) {
increment(sia, Math.min(element, MAX_PASSPOINT_APS_PER_UNIQUE_ESS_BUCKET));
}
private void increment80211mcAps(SparseIntArray sia, int element) {
increment(sia, Math.min(element, MAX_TOTAL_80211MC_APS_BUCKET));
}
private void increment(SparseIntArray sia, int element) {
int count = sia.get(element);
sia.put(element, count + 1);
}
private static class StaEventWithTime {
public StaEvent staEvent;
public long wallClockMillis;
StaEventWithTime(StaEvent event, long wallClockMillis) {
staEvent = event;
this.wallClockMillis = wallClockMillis;
}
public String toString() {
StringBuilder sb = new StringBuilder();
Calendar c = Calendar.getInstance();
c.setTimeInMillis(wallClockMillis);
if (wallClockMillis != 0) {
sb.append(String.format("%tm-%td %tH:%tM:%tS.%tL", c, c, c, c, c, c));
} else {
sb.append(" ");
}
sb.append(" ").append(staEventToString(staEvent));
return sb.toString();
}
}
private LinkedList<WifiIsUnusableWithTime> mWifiIsUnusableList =
new LinkedList<WifiIsUnusableWithTime>();
private long mTxScucessDelta = 0;
private long mTxRetriesDelta = 0;
private long mTxBadDelta = 0;
private long mRxSuccessDelta = 0;
private long mLlStatsUpdateTimeDelta = 0;
private long mLlStatsLastUpdateTime = 0;
private int mLastScoreNoReset = -1;
private long mLastDataStallTime = Long.MIN_VALUE;
private static class WifiIsUnusableWithTime {
public WifiIsUnusableEvent event;
public long wallClockMillis;
WifiIsUnusableWithTime(WifiIsUnusableEvent event, long wallClockMillis) {
this.event = event;
this.wallClockMillis = wallClockMillis;
}
public String toString() {
if (event == null) return "<NULL>";
StringBuilder sb = new StringBuilder();
if (wallClockMillis != 0) {
Calendar c = Calendar.getInstance();
c.setTimeInMillis(wallClockMillis);
sb.append(String.format("%tm-%td %tH:%tM:%tS.%tL", c, c, c, c, c, c));
} else {
sb.append(" ");
}
sb.append(" ");
switch(event.type) {
case WifiIsUnusableEvent.TYPE_DATA_STALL_BAD_TX:
sb.append("DATA_STALL_BAD_TX");
break;
case WifiIsUnusableEvent.TYPE_DATA_STALL_TX_WITHOUT_RX:
sb.append("DATA_STALL_TX_WITHOUT_RX");
break;
case WifiIsUnusableEvent.TYPE_DATA_STALL_BOTH:
sb.append("DATA_STALL_BOTH");
break;
case WifiIsUnusableEvent.TYPE_FIRMWARE_ALERT:
sb.append("FIRMWARE_ALERT");
break;
default:
sb.append("UNKNOWN " + event.type);
break;
}
sb.append(" lastScore=").append(event.lastScore);
sb.append(" txSuccessDelta=").append(event.txSuccessDelta);
sb.append(" txRetriesDelta=").append(event.txRetriesDelta);
sb.append(" txBadDelta=").append(event.txBadDelta);
sb.append(" rxSuccessDelta=").append(event.rxSuccessDelta);
sb.append(" packetUpdateTimeDelta=").append(event.packetUpdateTimeDelta)
.append("ms");
if (event.firmwareAlertCode != -1) {
sb.append(" firmwareAlertCode=").append(event.firmwareAlertCode);
}
sb.append(" lastWifiUsabilityScore=").append(event.lastWifiUsabilityScore);
sb.append(" lastPredictionHorizonSec=").append(event.lastPredictionHorizonSec);
return sb.toString();
}
}
/**
* Update the difference between the last two WifiLinkLayerStats for WifiIsUnusableEvent
*/
public void updateWifiIsUnusableLinkLayerStats(long txSuccessDelta, long txRetriesDelta,
long txBadDelta, long rxSuccessDelta, long updateTimeDelta) {
mTxScucessDelta = txSuccessDelta;
mTxRetriesDelta = txRetriesDelta;
mTxBadDelta = txBadDelta;
mRxSuccessDelta = rxSuccessDelta;
mLlStatsUpdateTimeDelta = updateTimeDelta;
mLlStatsLastUpdateTime = mClock.getElapsedSinceBootMillis();
}
/**
* Clear the saved difference between the last two WifiLinkLayerStats
*/
public void resetWifiIsUnusableLinkLayerStats() {
mTxScucessDelta = 0;
mTxRetriesDelta = 0;
mTxBadDelta = 0;
mRxSuccessDelta = 0;
mLlStatsUpdateTimeDelta = 0;
mLlStatsLastUpdateTime = 0;
mLastDataStallTime = Long.MIN_VALUE;
}
/**
* Log a WifiIsUnusableEvent
* @param triggerType WifiIsUnusableEvent.type describing the event
*/
public void logWifiIsUnusableEvent(int triggerType) {
logWifiIsUnusableEvent(triggerType, -1);
}
/**
* Log a WifiIsUnusableEvent
* @param triggerType WifiIsUnusableEvent.type describing the event
* @param firmwareAlertCode WifiIsUnusableEvent.firmwareAlertCode for firmware alert code
*/
public void logWifiIsUnusableEvent(int triggerType, int firmwareAlertCode) {
mScoreBreachLowTimeMillis = -1;
if (!mUnusableEventLogging) {
return;
}
long currentBootTime = mClock.getElapsedSinceBootMillis();
switch (triggerType) {
case WifiIsUnusableEvent.TYPE_DATA_STALL_BAD_TX:
case WifiIsUnusableEvent.TYPE_DATA_STALL_TX_WITHOUT_RX:
case WifiIsUnusableEvent.TYPE_DATA_STALL_BOTH:
// Have a time-based throttle for generating WifiIsUnusableEvent from data stalls
if (currentBootTime < mLastDataStallTime + MIN_DATA_STALL_WAIT_MS) {
return;
}
mLastDataStallTime = currentBootTime;
break;
case WifiIsUnusableEvent.TYPE_FIRMWARE_ALERT:
break;
case WifiIsUnusableEvent.TYPE_IP_REACHABILITY_LOST:
break;
default:
Log.e(TAG, "Unknown WifiIsUnusableEvent: " + triggerType);
return;
}
WifiIsUnusableEvent event = new WifiIsUnusableEvent();
event.type = triggerType;
if (triggerType == WifiIsUnusableEvent.TYPE_FIRMWARE_ALERT) {
event.firmwareAlertCode = firmwareAlertCode;
}
event.startTimeMillis = currentBootTime;
event.lastScore = mLastScoreNoReset;
event.lastWifiUsabilityScore = mLastWifiUsabilityScoreNoReset;
event.lastPredictionHorizonSec = mLastPredictionHorizonSecNoReset;
event.txSuccessDelta = mTxScucessDelta;
event.txRetriesDelta = mTxRetriesDelta;
event.txBadDelta = mTxBadDelta;
event.rxSuccessDelta = mRxSuccessDelta;
event.packetUpdateTimeDelta = mLlStatsUpdateTimeDelta;
event.lastLinkLayerStatsUpdateTime = mLlStatsLastUpdateTime;
event.screenOn = mScreenOn;
mWifiIsUnusableList.add(new WifiIsUnusableWithTime(event, mClock.getWallClockMillis()));
if (mWifiIsUnusableList.size() > MAX_UNUSABLE_EVENTS) {
mWifiIsUnusableList.removeFirst();
}
}
/**
* Sets whether or not WifiIsUnusableEvent is logged in metrics
*/
@VisibleForTesting
public void setWifiIsUnusableLoggingEnabled(boolean enabled) {
synchronized (mLock) {
mExperimentValues.wifiIsUnusableLoggingEnabled = enabled;
}
}
/**
* Sets whether or not LinkSpeedCounts is logged in metrics
*/
@VisibleForTesting
public void setLinkSpeedCountsLoggingEnabled(boolean enabled) {
synchronized (mLock) {
mExperimentValues.linkSpeedCountsLoggingEnabled = enabled;
}
}
/**
* Sets the minimum number of txBad to trigger a data stall
*/
public void setWifiDataStallMinTxBad(int minTxBad) {
synchronized (mLock) {
mExperimentValues.wifiDataStallMinTxBad = minTxBad;
}
}
/**
* Sets the minimum number of txSuccess to trigger a data stall
* when rxSuccess is 0
*/
public void setWifiDataStallMinRxWithoutTx(int minTxSuccessWithoutRx) {
synchronized (mLock) {
mExperimentValues.wifiDataStallMinTxSuccessWithoutRx = minTxSuccessWithoutRx;
}
}
/**
* Extract data from |info| and |stats| to build a WifiUsabilityStatsEntry and then adds it
* into an internal ring buffer.
* @param info
* @param stats
*/
public void updateWifiUsabilityStatsEntries(WifiInfo info, WifiLinkLayerStats stats) {
synchronized (mLock) {
if (info == null || stats == null) {
return;
}
WifiUsabilityStatsEntry wifiUsabilityStatsEntry =
mWifiUsabilityStatsEntriesList.size()
< MAX_WIFI_USABILITY_STATS_ENTRIES_LIST_SIZE
? new WifiUsabilityStatsEntry() : mWifiUsabilityStatsEntriesList.remove();
wifiUsabilityStatsEntry.timeStampMs = stats.timeStampInMs;
wifiUsabilityStatsEntry.totalTxSuccess = stats.txmpdu_be + stats.txmpdu_bk
+ stats.txmpdu_vi + stats.txmpdu_vo;
wifiUsabilityStatsEntry.totalTxRetries = stats.retries_be + stats.retries_bk
+ stats.retries_vi + stats.retries_vo;
wifiUsabilityStatsEntry.totalTxBad = stats.lostmpdu_be + stats.lostmpdu_bk
+ stats.lostmpdu_vi + stats.lostmpdu_vo;
wifiUsabilityStatsEntry.totalRxSuccess = stats.rxmpdu_be + stats.rxmpdu_bk
+ stats.rxmpdu_vi + stats.rxmpdu_vo;
wifiUsabilityStatsEntry.totalRadioOnTimeMs = stats.on_time;
wifiUsabilityStatsEntry.totalRadioTxTimeMs = stats.tx_time;
wifiUsabilityStatsEntry.totalRadioRxTimeMs = stats.rx_time;
wifiUsabilityStatsEntry.totalScanTimeMs = stats.on_time_scan;
wifiUsabilityStatsEntry.totalNanScanTimeMs = stats.on_time_nan_scan;
wifiUsabilityStatsEntry.totalBackgroundScanTimeMs = stats.on_time_background_scan;
wifiUsabilityStatsEntry.totalRoamScanTimeMs = stats.on_time_roam_scan;
wifiUsabilityStatsEntry.totalPnoScanTimeMs = stats.on_time_pno_scan;
wifiUsabilityStatsEntry.totalHotspot2ScanTimeMs = stats.on_time_hs20_scan;
wifiUsabilityStatsEntry.rssi = info.getRssi();
wifiUsabilityStatsEntry.linkSpeedMbps = info.getLinkSpeed();
WifiLinkLayerStats.ChannelStats statsMap =
stats.channelStatsMap.get(info.getFrequency());
if (statsMap != null) {
wifiUsabilityStatsEntry.totalRadioOnFreqTimeMs = statsMap.radioOnTimeMs;
wifiUsabilityStatsEntry.totalCcaBusyFreqTimeMs = statsMap.ccaBusyTimeMs;
}
wifiUsabilityStatsEntry.totalBeaconRx = stats.beacon_rx;
boolean isSameBssidAndFreq = mLastBssid == null || mLastFrequency == -1
|| (mLastBssid.equals(info.getBSSID())
&& mLastFrequency == info.getFrequency());
mLastBssid = info.getBSSID();
mLastFrequency = info.getFrequency();
wifiUsabilityStatsEntry.wifiScore = mLastScoreNoReset;
wifiUsabilityStatsEntry.wifiUsabilityScore = mLastWifiUsabilityScoreNoReset;
wifiUsabilityStatsEntry.seqNumToFramework = mSeqNumToFramework;
wifiUsabilityStatsEntry.predictionHorizonSec = mLastPredictionHorizonSecNoReset;
switch (mProbeStatusSinceLastUpdate) {
case android.net.wifi.WifiUsabilityStatsEntry.PROBE_STATUS_NO_PROBE:
wifiUsabilityStatsEntry.probeStatusSinceLastUpdate =
WifiUsabilityStatsEntry.PROBE_STATUS_NO_PROBE;
break;
case android.net.wifi.WifiUsabilityStatsEntry.PROBE_STATUS_SUCCESS:
wifiUsabilityStatsEntry.probeStatusSinceLastUpdate =
WifiUsabilityStatsEntry.PROBE_STATUS_SUCCESS;
break;
case android.net.wifi.WifiUsabilityStatsEntry.PROBE_STATUS_FAILURE:
wifiUsabilityStatsEntry.probeStatusSinceLastUpdate =
WifiUsabilityStatsEntry.PROBE_STATUS_FAILURE;
break;
default:
wifiUsabilityStatsEntry.probeStatusSinceLastUpdate =
WifiUsabilityStatsEntry.PROBE_STATUS_UNKNOWN;
Log.e(TAG, "Unknown link probe status: " + mProbeStatusSinceLastUpdate);
}
wifiUsabilityStatsEntry.probeElapsedTimeSinceLastUpdateMs =
mProbeElapsedTimeSinceLastUpdateMs;
wifiUsabilityStatsEntry.probeMcsRateSinceLastUpdate = mProbeMcsRateSinceLastUpdate;
wifiUsabilityStatsEntry.rxLinkSpeedMbps = info.getRxLinkSpeedMbps();
wifiUsabilityStatsEntry.isSameBssidAndFreq = isSameBssidAndFreq;
wifiUsabilityStatsEntry.seqNumInsideFramework = mSeqNumInsideFramework;
wifiUsabilityStatsEntry.deviceMobilityState = mCurrentDeviceMobilityState;
CellularLinkLayerStats cls = mCellularLinkLayerStatsCollector.update();
if (DBG) Log.v(TAG, "Latest Cellular Link Layer Stats: " + cls);
wifiUsabilityStatsEntry.cellularDataNetworkType =
parseDataNetworkTypeToProto(cls.getDataNetworkType());
wifiUsabilityStatsEntry.cellularSignalStrengthDbm = cls.getSignalStrengthDbm();
wifiUsabilityStatsEntry.cellularSignalStrengthDb = cls.getSignalStrengthDb();
wifiUsabilityStatsEntry.isSameRegisteredCell = cls.getIsSameRegisteredCell();
mWifiUsabilityStatsEntriesList.add(wifiUsabilityStatsEntry);
mWifiUsabilityStatsCounter++;
if (mWifiUsabilityStatsCounter >= NUM_WIFI_USABILITY_STATS_ENTRIES_PER_WIFI_GOOD) {
addToWifiUsabilityStatsList(WifiUsabilityStats.LABEL_GOOD,
WifiUsabilityStats.TYPE_UNKNOWN, -1);
}
if (mScoreBreachLowTimeMillis != -1) {
long elapsedTime = mClock.getElapsedSinceBootMillis() - mScoreBreachLowTimeMillis;
if (elapsedTime >= MIN_SCORE_BREACH_TO_GOOD_STATS_WAIT_TIME_MS) {
mScoreBreachLowTimeMillis = -1;
if (elapsedTime <= VALIDITY_PERIOD_OF_SCORE_BREACH_LOW_MS) {
addToWifiUsabilityStatsList(WifiUsabilityStats.LABEL_GOOD,
WifiUsabilityStats.TYPE_UNKNOWN, -1);
}
}
}
// Invoke Wifi usability stats listener.
sendWifiUsabilityStats(mSeqNumInsideFramework, isSameBssidAndFreq,
createNewWifiUsabilityStatsEntryParcelable(wifiUsabilityStatsEntry));
mSeqNumInsideFramework++;
mProbeStatusSinceLastUpdate =
android.net.wifi.WifiUsabilityStatsEntry.PROBE_STATUS_NO_PROBE;
mProbeElapsedTimeSinceLastUpdateMs = -1;
mProbeMcsRateSinceLastUpdate = -1;
}
}
private int parseDataNetworkTypeToProto(int cellularDataNetworkType) {
switch (cellularDataNetworkType) {
case TelephonyManager.NETWORK_TYPE_UNKNOWN:
return WifiUsabilityStatsEntry.NETWORK_TYPE_UNKNOWN;
case TelephonyManager.NETWORK_TYPE_GSM:
return WifiUsabilityStatsEntry.NETWORK_TYPE_GSM;
case TelephonyManager.NETWORK_TYPE_CDMA:
return WifiUsabilityStatsEntry.NETWORK_TYPE_CDMA;
case TelephonyManager.NETWORK_TYPE_EVDO_0:
return WifiUsabilityStatsEntry.NETWORK_TYPE_EVDO_0;
case TelephonyManager.NETWORK_TYPE_UMTS:
return WifiUsabilityStatsEntry.NETWORK_TYPE_UMTS;
case TelephonyManager.NETWORK_TYPE_TD_SCDMA:
return WifiUsabilityStatsEntry.NETWORK_TYPE_TD_SCDMA;
case TelephonyManager.NETWORK_TYPE_LTE:
return WifiUsabilityStatsEntry.NETWORK_TYPE_LTE;
case TelephonyManager.NETWORK_TYPE_NR:
return WifiUsabilityStatsEntry.NETWORK_TYPE_NR;
default:
Log.e(TAG, "Unknown data network type : " + cellularDataNetworkType);
return WifiUsabilityStatsEntry.NETWORK_TYPE_UNKNOWN;
}
}
private int parseDataNetworkTypeFromProto(int cellularDataNetworkType) {
switch (cellularDataNetworkType) {
case WifiUsabilityStatsEntry.NETWORK_TYPE_UNKNOWN:
return TelephonyManager.NETWORK_TYPE_UNKNOWN;
case WifiUsabilityStatsEntry.NETWORK_TYPE_GSM:
return TelephonyManager.NETWORK_TYPE_GSM;
case WifiUsabilityStatsEntry.NETWORK_TYPE_CDMA:
return TelephonyManager.NETWORK_TYPE_CDMA;
case WifiUsabilityStatsEntry.NETWORK_TYPE_EVDO_0:
return TelephonyManager.NETWORK_TYPE_EVDO_0;
case WifiUsabilityStatsEntry.NETWORK_TYPE_UMTS:
return TelephonyManager.NETWORK_TYPE_UMTS;
case WifiUsabilityStatsEntry.NETWORK_TYPE_TD_SCDMA:
return TelephonyManager.NETWORK_TYPE_TD_SCDMA;
case WifiUsabilityStatsEntry.NETWORK_TYPE_LTE:
return TelephonyManager.NETWORK_TYPE_LTE;
case WifiUsabilityStatsEntry.NETWORK_TYPE_NR:
return TelephonyManager.NETWORK_TYPE_NR;
default:
Log.e(TAG, "Unknown data network type : " + cellularDataNetworkType);
return TelephonyManager.NETWORK_TYPE_UNKNOWN;
}
}
/**
* Send Wifi usability stats.
* @param seqNum
* @param isSameBssidAndFreq
* @param statsEntry
*/
private void sendWifiUsabilityStats(int seqNum, boolean isSameBssidAndFreq,
android.net.wifi.WifiUsabilityStatsEntry statsEntry) {
for (IOnWifiUsabilityStatsListener listener : mOnWifiUsabilityListeners.getCallbacks()) {
try {
listener.onWifiUsabilityStats(seqNum, isSameBssidAndFreq, statsEntry);
} catch (RemoteException e) {
Log.e(TAG, "Unable to invoke Wifi usability stats entry listener "
+ listener, e);
}
}
}
private android.net.wifi.WifiUsabilityStatsEntry createNewWifiUsabilityStatsEntryParcelable(
WifiUsabilityStatsEntry s) {
int probeStatus;
switch (s.probeStatusSinceLastUpdate) {
case WifiUsabilityStatsEntry.PROBE_STATUS_NO_PROBE:
probeStatus = android.net.wifi.WifiUsabilityStatsEntry.PROBE_STATUS_NO_PROBE;
break;
case WifiUsabilityStatsEntry.PROBE_STATUS_SUCCESS:
probeStatus = android.net.wifi.WifiUsabilityStatsEntry.PROBE_STATUS_SUCCESS;
break;
case WifiUsabilityStatsEntry.PROBE_STATUS_FAILURE:
probeStatus = android.net.wifi.WifiUsabilityStatsEntry.PROBE_STATUS_FAILURE;
break;
default:
probeStatus = android.net.wifi.WifiUsabilityStatsEntry.PROBE_STATUS_UNKNOWN;
Log.e(TAG, "Unknown link probe status: " + s.probeStatusSinceLastUpdate);
}
int cellularDataNetworkType = parseDataNetworkTypeFromProto(s.cellularDataNetworkType);
return new android.net.wifi.WifiUsabilityStatsEntry(s.timeStampMs, s.rssi,
s.linkSpeedMbps, s.totalTxSuccess, s.totalTxRetries,
s.totalTxBad, s.totalRxSuccess, s.totalRadioOnTimeMs,
s.totalRadioTxTimeMs, s.totalRadioRxTimeMs, s.totalScanTimeMs,
s.totalNanScanTimeMs, s.totalBackgroundScanTimeMs, s.totalRoamScanTimeMs,
s.totalPnoScanTimeMs, s.totalHotspot2ScanTimeMs, s.totalCcaBusyFreqTimeMs,
s.totalRadioOnFreqTimeMs, s.totalBeaconRx, probeStatus,
s.probeElapsedTimeSinceLastUpdateMs, s.probeMcsRateSinceLastUpdate,
s.rxLinkSpeedMbps, cellularDataNetworkType,
s.cellularSignalStrengthDbm, s.cellularSignalStrengthDb,
s.isSameRegisteredCell
);
}
private WifiUsabilityStatsEntry createNewWifiUsabilityStatsEntry(WifiUsabilityStatsEntry s) {
WifiUsabilityStatsEntry out = new WifiUsabilityStatsEntry();
out.timeStampMs = s.timeStampMs;
out.totalTxSuccess = s.totalTxSuccess;
out.totalTxRetries = s.totalTxRetries;
out.totalTxBad = s.totalTxBad;
out.totalRxSuccess = s.totalRxSuccess;
out.totalRadioOnTimeMs = s.totalRadioOnTimeMs;
out.totalRadioTxTimeMs = s.totalRadioTxTimeMs;
out.totalRadioRxTimeMs = s.totalRadioRxTimeMs;
out.totalScanTimeMs = s.totalScanTimeMs;
out.totalNanScanTimeMs = s.totalNanScanTimeMs;
out.totalBackgroundScanTimeMs = s.totalBackgroundScanTimeMs;
out.totalRoamScanTimeMs = s.totalRoamScanTimeMs;
out.totalPnoScanTimeMs = s.totalPnoScanTimeMs;
out.totalHotspot2ScanTimeMs = s.totalHotspot2ScanTimeMs;
out.rssi = s.rssi;
out.linkSpeedMbps = s.linkSpeedMbps;
out.totalCcaBusyFreqTimeMs = s.totalCcaBusyFreqTimeMs;
out.totalRadioOnFreqTimeMs = s.totalRadioOnFreqTimeMs;
out.totalBeaconRx = s.totalBeaconRx;
out.wifiScore = s.wifiScore;
out.wifiUsabilityScore = s.wifiUsabilityScore;
out.seqNumToFramework = s.seqNumToFramework;
out.predictionHorizonSec = s.predictionHorizonSec;
out.probeStatusSinceLastUpdate = s.probeStatusSinceLastUpdate;
out.probeElapsedTimeSinceLastUpdateMs = s.probeElapsedTimeSinceLastUpdateMs;
out.probeMcsRateSinceLastUpdate = s.probeMcsRateSinceLastUpdate;
out.rxLinkSpeedMbps = s.rxLinkSpeedMbps;
out.isSameBssidAndFreq = s.isSameBssidAndFreq;
out.seqNumInsideFramework = s.seqNumInsideFramework;
out.cellularDataNetworkType = s.cellularDataNetworkType;
out.cellularSignalStrengthDbm = s.cellularSignalStrengthDbm;
out.cellularSignalStrengthDb = s.cellularSignalStrengthDb;
out.isSameRegisteredCell = s.isSameRegisteredCell;
out.deviceMobilityState = s.deviceMobilityState;
return out;
}
private WifiUsabilityStats createWifiUsabilityStatsWithLabel(int label, int triggerType,
int firmwareAlertCode) {
WifiUsabilityStats wifiUsabilityStats = new WifiUsabilityStats();
wifiUsabilityStats.label = label;
wifiUsabilityStats.triggerType = triggerType;
wifiUsabilityStats.firmwareAlertCode = firmwareAlertCode;
wifiUsabilityStats.timeStampMs = mClock.getElapsedSinceBootMillis();
wifiUsabilityStats.stats =
new WifiUsabilityStatsEntry[mWifiUsabilityStatsEntriesList.size()];
for (int i = 0; i < mWifiUsabilityStatsEntriesList.size(); i++) {
wifiUsabilityStats.stats[i] =
createNewWifiUsabilityStatsEntry(mWifiUsabilityStatsEntriesList.get(i));
}
return wifiUsabilityStats;
}
/**
* Label the current snapshot of WifiUsabilityStatsEntrys and save the labeled data in memory.
* @param label WifiUsabilityStats.LABEL_GOOD or WifiUsabilityStats.LABEL_BAD
* @param triggerType what event triggers WifiUsabilityStats
* @param firmwareAlertCode the firmware alert code when the stats was triggered by a
* firmware alert
*/
public void addToWifiUsabilityStatsList(int label, int triggerType, int firmwareAlertCode) {
synchronized (mLock) {
if (mWifiUsabilityStatsEntriesList.isEmpty() || !mScreenOn) {
return;
}
if (label == WifiUsabilityStats.LABEL_GOOD) {
// Only add a good event if at least |MIN_WIFI_GOOD_USABILITY_STATS_PERIOD_MS|
// has passed.
if (mWifiUsabilityStatsListGood.isEmpty()
|| mWifiUsabilityStatsListGood.getLast().stats[mWifiUsabilityStatsListGood
.getLast().stats.length - 1].timeStampMs
+ MIN_WIFI_GOOD_USABILITY_STATS_PERIOD_MS
< mWifiUsabilityStatsEntriesList.getLast().timeStampMs) {
while (mWifiUsabilityStatsListGood.size()
>= MAX_WIFI_USABILITY_STATS_LIST_SIZE_PER_TYPE) {
mWifiUsabilityStatsListGood.remove(
mRand.nextInt(mWifiUsabilityStatsListGood.size()));
}
mWifiUsabilityStatsListGood.add(
createWifiUsabilityStatsWithLabel(label, triggerType,
firmwareAlertCode));
}
} else {
// Only add a bad event if at least |MIN_DATA_STALL_WAIT_MS|
// has passed.
mScoreBreachLowTimeMillis = -1;
if (mWifiUsabilityStatsListBad.isEmpty()
|| (mWifiUsabilityStatsListBad.getLast().stats[mWifiUsabilityStatsListBad
.getLast().stats.length - 1].timeStampMs
+ MIN_DATA_STALL_WAIT_MS
< mWifiUsabilityStatsEntriesList.getLast().timeStampMs)) {
while (mWifiUsabilityStatsListBad.size()
>= MAX_WIFI_USABILITY_STATS_LIST_SIZE_PER_TYPE) {
mWifiUsabilityStatsListBad.remove(
mRand.nextInt(mWifiUsabilityStatsListBad.size()));
}
mWifiUsabilityStatsListBad.add(
createWifiUsabilityStatsWithLabel(label, triggerType,
firmwareAlertCode));
}
}
mWifiUsabilityStatsCounter = 0;
}
}
private DeviceMobilityStatePnoScanStats getOrCreateDeviceMobilityStatePnoScanStats(
@DeviceMobilityState int deviceMobilityState) {
DeviceMobilityStatePnoScanStats stats = mMobilityStatePnoStatsMap.get(deviceMobilityState);
if (stats == null) {
stats = new DeviceMobilityStatePnoScanStats();
stats.deviceMobilityState = deviceMobilityState;
stats.numTimesEnteredState = 0;
stats.totalDurationMs = 0;
stats.pnoDurationMs = 0;
mMobilityStatePnoStatsMap.put(deviceMobilityState, stats);
}
return stats;
}
/**
* Updates the current device mobility state's total duration. This method should be called
* before entering a new device mobility state.
*/
private void updateCurrentMobilityStateTotalDuration(long now) {
DeviceMobilityStatePnoScanStats stats =
getOrCreateDeviceMobilityStatePnoScanStats(mCurrentDeviceMobilityState);
stats.totalDurationMs += now - mCurrentDeviceMobilityStateStartMs;
mCurrentDeviceMobilityStateStartMs = now;
}
/**
* Convert the IntCounter of passpoint profile types and counts to proto's
* repeated IntKeyVal array.
*
* @param passpointProfileTypes passpoint profile types and counts.
*/
private PasspointProfileTypeCount[] convertPasspointProfilesToProto(
IntCounter passpointProfileTypes) {
return passpointProfileTypes.toProto(PasspointProfileTypeCount.class, (key, count) -> {
PasspointProfileTypeCount entry = new PasspointProfileTypeCount();
entry.eapMethodType = key;
entry.count = count;
return entry;
});
}
/**
* Reports that the device entered a new mobility state.
*
* @param newState the new device mobility state.
*/
public void enterDeviceMobilityState(@DeviceMobilityState int newState) {
synchronized (mLock) {
long now = mClock.getElapsedSinceBootMillis();
updateCurrentMobilityStateTotalDuration(now);
if (newState == mCurrentDeviceMobilityState) return;
mCurrentDeviceMobilityState = newState;
DeviceMobilityStatePnoScanStats stats =
getOrCreateDeviceMobilityStatePnoScanStats(mCurrentDeviceMobilityState);
stats.numTimesEnteredState++;
}
}
/**
* Logs the start of a PNO scan.
*/
public void logPnoScanStart() {
synchronized (mLock) {
long now = mClock.getElapsedSinceBootMillis();
mCurrentDeviceMobilityStatePnoScanStartMs = now;
updateCurrentMobilityStateTotalDuration(now);
}
}
/**
* Logs the end of a PNO scan. This is attributed to the current device mobility state, as
* logged by {@link #enterDeviceMobilityState(int)}. Thus, if the mobility state changes during
* a PNO scan, one should call {@link #logPnoScanStop()}, {@link #enterDeviceMobilityState(int)}
* , then {@link #logPnoScanStart()} so that the portion of PNO scan before the mobility state
* change can be correctly attributed to the previous mobility state.
*/
public void logPnoScanStop() {
synchronized (mLock) {
if (mCurrentDeviceMobilityStatePnoScanStartMs < 0) {
Log.e(TAG, "Called WifiMetrics#logPNoScanStop() without calling "
+ "WifiMetrics#logPnoScanStart() first!");
return;
}
DeviceMobilityStatePnoScanStats stats =
getOrCreateDeviceMobilityStatePnoScanStats(mCurrentDeviceMobilityState);
long now = mClock.getElapsedSinceBootMillis();
stats.pnoDurationMs += now - mCurrentDeviceMobilityStatePnoScanStartMs;
mCurrentDeviceMobilityStatePnoScanStartMs = -1;
updateCurrentMobilityStateTotalDuration(now);
}
}
/**
* Add a new listener for Wi-Fi usability stats handling.
*/
public void addOnWifiUsabilityListener(IBinder binder, IOnWifiUsabilityStatsListener listener,
int listenerIdentifier) {
if (!mOnWifiUsabilityListeners.add(binder, listener, listenerIdentifier)) {
Log.e(TAG, "Failed to add listener");
return;
}
if (DBG) {
Log.v(TAG, "Adding listener. Num listeners: "
+ mOnWifiUsabilityListeners.getNumCallbacks());
}
}
/**
* Remove an existing listener for Wi-Fi usability stats handling.
*/
public void removeOnWifiUsabilityListener(int listenerIdentifier) {
mOnWifiUsabilityListeners.remove(listenerIdentifier);
if (DBG) {
Log.v(TAG, "Removing listener. Num listeners: "
+ mOnWifiUsabilityListeners.getNumCallbacks());
}
}
/**
* Updates the Wi-Fi usability score and increments occurence of a particular Wifi usability
* score passed in from outside framework. Scores are bounded within
* [MIN_WIFI_USABILITY_SCORE, MAX_WIFI_USABILITY_SCORE].
*
* Also records events when the Wifi usability score breaches significant thresholds.
*
* @param seqNum Sequence number of the Wi-Fi usability score.
* @param score The Wi-Fi usability score.
* @param predictionHorizonSec Prediction horizon of the Wi-Fi usability score.
*/
public void incrementWifiUsabilityScoreCount(int seqNum, int score, int predictionHorizonSec) {
if (score < MIN_WIFI_USABILITY_SCORE || score > MAX_WIFI_USABILITY_SCORE) {
return;
}
synchronized (mLock) {
mSeqNumToFramework = seqNum;
mLastWifiUsabilityScore = score;
mLastWifiUsabilityScoreNoReset = score;
mWifiUsabilityScoreCounts.put(score, mWifiUsabilityScoreCounts.get(score) + 1);
mLastPredictionHorizonSec = predictionHorizonSec;
mLastPredictionHorizonSecNoReset = predictionHorizonSec;
boolean wifiWins = mWifiWinsUsabilityScore;
if (score > LOW_WIFI_USABILITY_SCORE) {
wifiWins = true;
} else if (score < LOW_WIFI_USABILITY_SCORE) {
wifiWins = false;
}
if (wifiWins != mWifiWinsUsabilityScore) {
mWifiWinsUsabilityScore = wifiWins;
StaEvent event = new StaEvent();
event.type = StaEvent.TYPE_WIFI_USABILITY_SCORE_BREACH;
addStaEvent(event);
// Only record the first score breach by checking whether mScoreBreachLowTimeMillis
// has been set to -1
if (!wifiWins && mScoreBreachLowTimeMillis == -1) {
mScoreBreachLowTimeMillis = mClock.getElapsedSinceBootMillis();
}
}
}
}
/**
* Reports stats for a successful link probe.
*
* @param timeSinceLastTxSuccessMs At {@code startTimestampMs}, the number of milliseconds since
* the last Tx success (according to
* {@link WifiInfo#txSuccess}).
* @param rssi The Rx RSSI at {@code startTimestampMs}.
* @param linkSpeed The Tx link speed in Mbps at {@code startTimestampMs}.
* @param elapsedTimeMs The number of milliseconds between when the command to transmit the
* probe was sent to the driver and when the driver responded that the
* probe was ACKed. Note: this number should be correlated with the number
* of retries that the driver attempted before the probe was ACKed.
*/
public void logLinkProbeSuccess(long timeSinceLastTxSuccessMs,
int rssi, int linkSpeed, int elapsedTimeMs) {
synchronized (mLock) {
mProbeStatusSinceLastUpdate =
android.net.wifi.WifiUsabilityStatsEntry.PROBE_STATUS_SUCCESS;
mProbeElapsedTimeSinceLastUpdateMs = elapsedTimeMs;
mLinkProbeSuccessSecondsSinceLastTxSuccessHistogram.increment(
(int) (timeSinceLastTxSuccessMs / 1000));
mLinkProbeSuccessRssiCounts.increment(rssi);
mLinkProbeSuccessLinkSpeedCounts.increment(linkSpeed);
mLinkProbeSuccessElapsedTimeMsHistogram.increment(elapsedTimeMs);
if (mLinkProbeStaEventCount < MAX_LINK_PROBE_STA_EVENTS) {
StaEvent event = new StaEvent();
event.type = StaEvent.TYPE_LINK_PROBE;
event.linkProbeWasSuccess = true;
event.linkProbeSuccessElapsedTimeMs = elapsedTimeMs;
addStaEvent(event);
}
mLinkProbeStaEventCount++;
}
}
/**
* Reports stats for an unsuccessful link probe.
*
* @param timeSinceLastTxSuccessMs At {@code startTimestampMs}, the number of milliseconds since
* the last Tx success (according to
* {@link WifiInfo#txSuccess}).
* @param rssi The Rx RSSI at {@code startTimestampMs}.
* @param linkSpeed The Tx link speed in Mbps at {@code startTimestampMs}.
* @param reason The error code for the failure. See {@link WifiNative.SendMgmtFrameError}.
*/
public void logLinkProbeFailure(long timeSinceLastTxSuccessMs,
int rssi, int linkSpeed, @WifiNative.SendMgmtFrameError int reason) {
synchronized (mLock) {
mProbeStatusSinceLastUpdate =
android.net.wifi.WifiUsabilityStatsEntry.PROBE_STATUS_FAILURE;
mProbeElapsedTimeSinceLastUpdateMs = Integer.MAX_VALUE;
mLinkProbeFailureSecondsSinceLastTxSuccessHistogram.increment(
(int) (timeSinceLastTxSuccessMs / 1000));
mLinkProbeFailureRssiCounts.increment(rssi);
mLinkProbeFailureLinkSpeedCounts.increment(linkSpeed);
mLinkProbeFailureReasonCounts.increment(reason);
if (mLinkProbeStaEventCount < MAX_LINK_PROBE_STA_EVENTS) {
StaEvent event = new StaEvent();
event.type = StaEvent.TYPE_LINK_PROBE;
event.linkProbeWasSuccess = false;
event.linkProbeFailureReason = linkProbeFailureReasonToProto(reason);
addStaEvent(event);
}
mLinkProbeStaEventCount++;
}
}
/**
* Increments the number of probes triggered by the experiment `experimentId`.
*/
public void incrementLinkProbeExperimentProbeCount(String experimentId) {
synchronized (mLock) {
mLinkProbeExperimentProbeCounts.increment(experimentId);
}
}
/**
* Update wifi config store read duration.
*
* @param timeMs Time it took to complete the operation, in milliseconds
*/
public void noteWifiConfigStoreReadDuration(int timeMs) {
synchronized (mLock) {
MetricsUtils.addValueToLinearHistogram(timeMs, mWifiConfigStoreReadDurationHistogram,
WIFI_CONFIG_STORE_IO_DURATION_BUCKET_RANGES_MS);
}
}
/**
* Update wifi config store write duration.
*
* @param timeMs Time it took to complete the operation, in milliseconds
*/
public void noteWifiConfigStoreWriteDuration(int timeMs) {
synchronized (mLock) {
MetricsUtils.addValueToLinearHistogram(timeMs, mWifiConfigStoreWriteDurationHistogram,
WIFI_CONFIG_STORE_IO_DURATION_BUCKET_RANGES_MS);
}
}
/**
* Logs the decision of a network selection algorithm when compared against another network
* selection algorithm.
*
* @param experiment1Id ID of one experiment
* @param experiment2Id ID of the other experiment
* @param isSameDecision did the 2 experiments make the same decision?
* @param numNetworkChoices the number of non-null network choices there were, where the null
* choice is not selecting any network
*/
public void logNetworkSelectionDecision(int experiment1Id, int experiment2Id,
boolean isSameDecision, int numNetworkChoices) {
if (numNetworkChoices < 0) {
Log.e(TAG, "numNetworkChoices cannot be negative!");
return;
}
if (experiment1Id == experiment2Id) {
Log.e(TAG, "comparing the same experiment id: " + experiment1Id);
return;
}
Pair<Integer, Integer> key = new Pair<>(experiment1Id, experiment2Id);
synchronized (mLock) {
NetworkSelectionExperimentResults results =
mNetworkSelectionExperimentPairNumChoicesCounts
.computeIfAbsent(key, k -> new NetworkSelectionExperimentResults());
IntCounter counter = isSameDecision
? results.sameSelectionNumChoicesCounter
: results.differentSelectionNumChoicesCounter;
counter.increment(numNetworkChoices);
}
}
/** Increment number of network request API usage stats */
public void incrementNetworkRequestApiNumRequest() {
synchronized (mLock) {
mWifiNetworkRequestApiLog.numRequest++;
}
}
/** Add to the network request API match size histogram */
public void incrementNetworkRequestApiMatchSizeHistogram(int matchSize) {
synchronized (mLock) {
mWifiNetworkRequestApiMatchSizeHistogram.increment(matchSize);
}
}
/** Increment number of connection success via network request API */
public void incrementNetworkRequestApiNumConnectSuccess() {
synchronized (mLock) {
mWifiNetworkRequestApiLog.numConnectSuccess++;
}
}
/** Increment number of requests that bypassed user approval via network request API */
public void incrementNetworkRequestApiNumUserApprovalBypass() {
synchronized (mLock) {
mWifiNetworkRequestApiLog.numUserApprovalBypass++;
}
}
/** Increment number of requests that user rejected via network request API */
public void incrementNetworkRequestApiNumUserReject() {
synchronized (mLock) {
mWifiNetworkRequestApiLog.numUserReject++;
}
}
/** Increment number of requests from unique apps via network request API */
public void incrementNetworkRequestApiNumApps() {
synchronized (mLock) {
mWifiNetworkRequestApiLog.numApps++;
}
}
/** Increment number of network suggestion API modification by app stats */
public void incrementNetworkSuggestionApiNumModification() {
synchronized (mLock) {
mWifiNetworkSuggestionApiLog.numModification++;
}
}
/** Increment number of connection success via network suggestion API */
public void incrementNetworkSuggestionApiNumConnectSuccess() {
synchronized (mLock) {
mWifiNetworkSuggestionApiLog.numConnectSuccess++;
}
}
/** Increment number of connection failure via network suggestion API */
public void incrementNetworkSuggestionApiNumConnectFailure() {
synchronized (mLock) {
mWifiNetworkSuggestionApiLog.numConnectFailure++;
}
}
/** Clear and set the latest network suggestion API max list size histogram */
public void noteNetworkSuggestionApiListSizeHistogram(List<Integer> listSizes) {
synchronized (mLock) {
mWifiNetworkSuggestionApiListSizeHistogram.clear();
for (Integer listSize : listSizes) {
mWifiNetworkSuggestionApiListSizeHistogram.increment(listSize);
}
}
}
/**
* Sets the nominator for a network (i.e. which entity made the suggestion to connect)
* @param networkId the ID of the network, from its {@link WifiConfiguration}
* @param nominatorId the entity that made the suggestion to connect to this network,
* from {@link WifiMetricsProto.ConnectionEvent.ConnectionNominator}
*/
public void setNominatorForNetwork(int networkId, int nominatorId) {
synchronized (mLock) {
if (networkId == WifiConfiguration.INVALID_NETWORK_ID) return;
mNetworkIdToNominatorId.put(networkId, nominatorId);
}
}
/**
* Sets the numeric CandidateScorer id.
*/
public void setNetworkSelectorExperimentId(int expId) {
synchronized (mLock) {
mNetworkSelectorExperimentId = expId;
}
}
/** Add a WifiLock acqusition session */
public void addWifiLockAcqSession(int lockType, long duration) {
switch (lockType) {
case WifiManager.WIFI_MODE_FULL_HIGH_PERF:
mWifiLockHighPerfAcqDurationSecHistogram.increment((int) (duration / 1000));
break;
case WifiManager.WIFI_MODE_FULL_LOW_LATENCY:
mWifiLockLowLatencyAcqDurationSecHistogram.increment((int) (duration / 1000));
break;
default:
Log.e(TAG, "addWifiLockAcqSession: Invalid lock type: " + lockType);
break;
}
}
/** Add a WifiLock active session */
public void addWifiLockActiveSession(int lockType, long duration) {
switch (lockType) {
case WifiManager.WIFI_MODE_FULL_HIGH_PERF:
mWifiLockStats.highPerfActiveTimeMs += duration;
mWifiLockHighPerfActiveSessionDurationSecHistogram.increment(
(int) (duration / 1000));
break;
case WifiManager.WIFI_MODE_FULL_LOW_LATENCY:
mWifiLockStats.lowLatencyActiveTimeMs += duration;
mWifiLockLowLatencyActiveSessionDurationSecHistogram.increment(
(int) (duration / 1000));
break;
default:
Log.e(TAG, "addWifiLockActiveSession: Invalid lock type: " + lockType);
break;
}
}
/** Increments metrics counting number of addOrUpdateNetwork calls. **/
public void incrementNumAddOrUpdateNetworkCalls() {
synchronized (mLock) {
mWifiLogProto.numAddOrUpdateNetworkCalls++;
}
}
/** Increments metrics counting number of enableNetwork calls. **/
public void incrementNumEnableNetworkCalls() {
synchronized (mLock) {
mWifiLogProto.numEnableNetworkCalls++;
}
}
/** Add to WifiToggleStats **/
public void incrementNumWifiToggles(boolean isPrivileged, boolean enable) {
synchronized (mLock) {
if (isPrivileged && enable) {
mWifiToggleStats.numToggleOnPrivileged++;
} else if (isPrivileged && !enable) {
mWifiToggleStats.numToggleOffPrivileged++;
} else if (!isPrivileged && enable) {
mWifiToggleStats.numToggleOnNormal++;
} else {
mWifiToggleStats.numToggleOffNormal++;
}
}
}
/**
* Increment number of passpoint provision failure
* @param failureCode indicates error condition
*/
public void incrementPasspointProvisionFailure(int failureCode) {
int provisionFailureCode;
synchronized (mLock) {
switch (failureCode) {
case ProvisioningCallback.OSU_FAILURE_AP_CONNECTION:
provisionFailureCode = PasspointProvisionStats.OSU_FAILURE_AP_CONNECTION;
break;
case ProvisioningCallback.OSU_FAILURE_SERVER_URL_INVALID:
provisionFailureCode = PasspointProvisionStats.OSU_FAILURE_SERVER_URL_INVALID;
break;
case ProvisioningCallback.OSU_FAILURE_SERVER_CONNECTION:
provisionFailureCode = PasspointProvisionStats.OSU_FAILURE_SERVER_CONNECTION;
break;
case ProvisioningCallback.OSU_FAILURE_SERVER_VALIDATION:
provisionFailureCode = PasspointProvisionStats.OSU_FAILURE_SERVER_VALIDATION;
break;
case ProvisioningCallback.OSU_FAILURE_SERVICE_PROVIDER_VERIFICATION:
provisionFailureCode = PasspointProvisionStats
.OSU_FAILURE_SERVICE_PROVIDER_VERIFICATION;
break;
case ProvisioningCallback.OSU_FAILURE_PROVISIONING_ABORTED:
provisionFailureCode = PasspointProvisionStats.OSU_FAILURE_PROVISIONING_ABORTED;
break;
case ProvisioningCallback.OSU_FAILURE_PROVISIONING_NOT_AVAILABLE:
provisionFailureCode = PasspointProvisionStats
.OSU_FAILURE_PROVISIONING_NOT_AVAILABLE;
break;
case ProvisioningCallback.OSU_FAILURE_INVALID_URL_FORMAT_FOR_OSU:
provisionFailureCode = PasspointProvisionStats
.OSU_FAILURE_INVALID_URL_FORMAT_FOR_OSU;
break;
case ProvisioningCallback.OSU_FAILURE_UNEXPECTED_COMMAND_TYPE:
provisionFailureCode = PasspointProvisionStats
.OSU_FAILURE_UNEXPECTED_COMMAND_TYPE;
break;
case ProvisioningCallback.OSU_FAILURE_UNEXPECTED_SOAP_MESSAGE_TYPE:
provisionFailureCode = PasspointProvisionStats
.OSU_FAILURE_UNEXPECTED_SOAP_MESSAGE_TYPE;
break;
case ProvisioningCallback.OSU_FAILURE_SOAP_MESSAGE_EXCHANGE:
provisionFailureCode = PasspointProvisionStats
.OSU_FAILURE_SOAP_MESSAGE_EXCHANGE;
break;
case ProvisioningCallback.OSU_FAILURE_START_REDIRECT_LISTENER:
provisionFailureCode = PasspointProvisionStats
.OSU_FAILURE_START_REDIRECT_LISTENER;
break;
case ProvisioningCallback.OSU_FAILURE_TIMED_OUT_REDIRECT_LISTENER:
provisionFailureCode = PasspointProvisionStats
.OSU_FAILURE_TIMED_OUT_REDIRECT_LISTENER;
break;
case ProvisioningCallback.OSU_FAILURE_NO_OSU_ACTIVITY_FOUND:
provisionFailureCode = PasspointProvisionStats
.OSU_FAILURE_NO_OSU_ACTIVITY_FOUND;
break;
case ProvisioningCallback.OSU_FAILURE_UNEXPECTED_SOAP_MESSAGE_STATUS:
provisionFailureCode = PasspointProvisionStats
.OSU_FAILURE_UNEXPECTED_SOAP_MESSAGE_STATUS;
break;
case ProvisioningCallback.OSU_FAILURE_NO_PPS_MO:
provisionFailureCode = PasspointProvisionStats.OSU_FAILURE_NO_PPS_MO;
break;
case ProvisioningCallback.OSU_FAILURE_NO_AAA_SERVER_TRUST_ROOT_NODE:
provisionFailureCode = PasspointProvisionStats
.OSU_FAILURE_NO_AAA_SERVER_TRUST_ROOT_NODE;
break;
case ProvisioningCallback.OSU_FAILURE_NO_REMEDIATION_SERVER_TRUST_ROOT_NODE:
provisionFailureCode = PasspointProvisionStats
.OSU_FAILURE_NO_REMEDIATION_SERVER_TRUST_ROOT_NODE;
break;
case ProvisioningCallback.OSU_FAILURE_NO_POLICY_SERVER_TRUST_ROOT_NODE:
provisionFailureCode = PasspointProvisionStats
.OSU_FAILURE_NO_POLICY_SERVER_TRUST_ROOT_NODE;
break;
case ProvisioningCallback.OSU_FAILURE_RETRIEVE_TRUST_ROOT_CERTIFICATES:
provisionFailureCode = PasspointProvisionStats
.OSU_FAILURE_RETRIEVE_TRUST_ROOT_CERTIFICATES;
break;
case ProvisioningCallback.OSU_FAILURE_NO_AAA_TRUST_ROOT_CERTIFICATE:
provisionFailureCode = PasspointProvisionStats
.OSU_FAILURE_NO_AAA_TRUST_ROOT_CERTIFICATE;
break;
case ProvisioningCallback.OSU_FAILURE_ADD_PASSPOINT_CONFIGURATION:
provisionFailureCode = PasspointProvisionStats
.OSU_FAILURE_ADD_PASSPOINT_CONFIGURATION;
break;
case ProvisioningCallback.OSU_FAILURE_OSU_PROVIDER_NOT_FOUND:
provisionFailureCode = PasspointProvisionStats
.OSU_FAILURE_OSU_PROVIDER_NOT_FOUND;
break;
default:
provisionFailureCode = PasspointProvisionStats.OSU_FAILURE_UNKNOWN;
}
mPasspointProvisionFailureCounts.increment(provisionFailureCode);
}
}
/**
* Increment number of passpoint provision success
*/
public void incrementPasspointProvisionSuccess() {
synchronized (mLock) {
mNumProvisionSuccess++;
}
}
/**
* Sets the duration for evaluating Wifi condition to trigger a data stall
*/
public void setDataStallDurationMs(int duration) {
synchronized (mLock) {
mExperimentValues.dataStallDurationMs = duration;
}
}
/**
* Sets the threshold of Tx throughput below which to trigger a data stall
*/
public void setDataStallTxTputThrKbps(int txTputThr) {
synchronized (mLock) {
mExperimentValues.dataStallTxTputThrKbps = txTputThr;
}
}
/**
* Sets the threshold of Rx throughput below which to trigger a data stall
*/
public void setDataStallRxTputThrKbps(int rxTputThr) {
synchronized (mLock) {
mExperimentValues.dataStallRxTputThrKbps = rxTputThr;
}
}
/**
* Sets the threshold of Tx packet error rate above which to trigger a data stall
*/
public void setDataStallTxPerThr(int txPerThr) {
synchronized (mLock) {
mExperimentValues.dataStallTxPerThr = txPerThr;
}
}
/**
* Sets the threshold of CCA level above which to trigger a data stall
*/
public void setDataStallCcaLevelThr(int ccaLevel) {
synchronized (mLock) {
mExperimentValues.dataStallCcaLevelThr = ccaLevel;
}
}
}