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Commit c27bf45c authored by Lorenzo Colitti's avatar Lorenzo Colitti Committed by Automerger Merge Worker
Browse files

Merge changes I3eb82680,I9d6147d9 am: bbd9fb5c 

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/1547644

MUST ONLY BE SUBMITTED BY AUTOMERGER

Change-Id: I8d65a0465729426fb038004cd80a15ca9e438b0e
parents 55e40879 bbd9fb5c

core/java/android/net/IIpConnectivityMetrics.aidl

+8 −0
Original line number Diff line number Diff line
@@ -19,6 +19,9 @@ package android.net; 
import android.os.Parcelable;

import android.net.ConnectivityMetricsEvent;

import android.net.INetdEventCallback;

import android.net.LinkProperties;

import android.net.Network;

import android.net.NetworkCapabilities;



/** {@hide} */

interface IIpConnectivityMetrics {
@@ -29,6 +32,11 @@ interface IIpConnectivityMetrics { 
     */

    int logEvent(in ConnectivityMetricsEvent event);



    void logDefaultNetworkValidity(boolean valid);

    void logDefaultNetworkEvent(in Network defaultNetwork, int score, boolean validated,

            in LinkProperties lp, in NetworkCapabilities nc, in Network previousDefaultNetwork,

            int previousScore, in LinkProperties previousLp, in NetworkCapabilities previousNc);



    /**

     * Callback can be registered by DevicePolicyManager or NetworkWatchlistService only.

     * @return status {@code true} if registering/unregistering of the callback was successful,

core/java/android/net/metrics/IpConnectivityLog.java

+56 −3
Original line number Diff line number Diff line
@@ -17,10 +17,13 @@ 
package android.net.metrics;



import android.annotation.NonNull;

import android.annotation.Nullable;

import android.annotation.SystemApi;

import android.net.ConnectivityMetricsEvent;

import android.net.IIpConnectivityMetrics;

import android.net.LinkProperties;

import android.net.Network;

import android.net.NetworkCapabilities;

import android.os.Parcelable;

import android.os.RemoteException;

import android.os.ServiceManager;
@@ -66,6 +69,9 @@ public class IpConnectivityLog { 
        final IIpConnectivityMetrics service =

                IIpConnectivityMetrics.Stub.asInterface(ServiceManager.getService(SERVICE_NAME));

        if (service == null) {

            if (DBG) {

                Log.d(TAG, SERVICE_NAME + " service was not ready");

            }

            return false;

        }

        // Two threads racing here will write the same pointer because getService
@@ -83,9 +89,6 @@ public class IpConnectivityLog { 
     */

    public boolean log(@NonNull ConnectivityMetricsEvent ev) {

        if (!checkLoggerService()) {

            if (DBG) {

                Log.d(TAG, SERVICE_NAME + " service was not ready");

            }

            return false;

        }

        if (ev.timestamp == 0) {
@@ -161,6 +164,56 @@ public class IpConnectivityLog { 
        return log(makeEv(data));

    }



    /**

     * Logs the validation status of the default network.

     * @param valid whether the current default network was validated (i.e., whether it had

     *              {@link NetworkCapabilities.NET_CAPABILITY_VALIDATED}

     * @return true if the event was successfully logged.

     * @hide

     */

    public boolean logDefaultNetworkValidity(boolean valid) {

        if (!checkLoggerService()) {

            return false;

        }

        try {

            mService.logDefaultNetworkValidity(valid);

        } catch (RemoteException ignored) {

            // Only called within the system server.

        }

        return true;

    }



    /**

     * Logs a change in the default network.

     *

     * @param defaultNetwork the current default network

     * @param score the current score of {@code defaultNetwork}

     * @param lp the {@link LinkProperties} of {@code defaultNetwork}

     * @param nc the {@link NetworkCapabilities} of the {@code defaultNetwork}

     * @param validated whether {@code defaultNetwork} network is validated

     * @param previousDefaultNetwork the previous default network

     * @param previousScore the score of {@code previousDefaultNetwork}

     * @param previousLp the {@link LinkProperties} of {@code previousDefaultNetwork}

     * @param previousNc the {@link NetworkCapabilities} of {@code previousDefaultNetwork}

     * @return true if the event was successfully logged.

     * @hide

     */

    public boolean logDefaultNetworkEvent(@Nullable Network defaultNetwork, int score,

            boolean validated, @Nullable LinkProperties lp, @Nullable NetworkCapabilities nc,

            @Nullable Network previousDefaultNetwork, int previousScore,

            @Nullable LinkProperties previousLp, @Nullable NetworkCapabilities previousNc) {

        if (!checkLoggerService()) {

            return false;

        }

        try {

            mService.logDefaultNetworkEvent(defaultNetwork, score, validated, lp, nc,

                    previousDefaultNetwork, previousScore, previousLp, previousNc);

        } catch (RemoteException ignored) {

            // Only called within the system server.

        }

        return true;

    }



    private static ConnectivityMetricsEvent makeEv(Event data) {

        ConnectivityMetricsEvent ev = new ConnectivityMetricsEvent();

        ev.data = data;

services/core/Android.bp

+0 −4
Original line number Diff line number Diff line
@@ -189,15 +189,11 @@ filegroup { 
        "java/com/android/server/connectivity/AutodestructReference.java",

        "java/com/android/server/connectivity/ConnectivityConstants.java",

        "java/com/android/server/connectivity/DataConnectionStats.java",

        "java/com/android/server/connectivity/DefaultNetworkMetrics.java",

        "java/com/android/server/connectivity/DnsManager.java",

        "java/com/android/server/connectivity/IpConnectivityEventBuilder.java",

        "java/com/android/server/connectivity/IpConnectivityMetrics.java",

        "java/com/android/server/connectivity/KeepaliveTracker.java",

        "java/com/android/server/connectivity/LingerMonitor.java",

        "java/com/android/server/connectivity/MockableSystemProperties.java",

        "java/com/android/server/connectivity/Nat464Xlat.java",

        "java/com/android/server/connectivity/NetdEventListenerService.java",

        "java/com/android/server/connectivity/NetworkAgentInfo.java",

        "java/com/android/server/connectivity/NetworkDiagnostics.java",

        "java/com/android/server/connectivity/NetworkNotificationManager.java",

services/core/java/com/android/server/ConnectivityService.java

+25 −16
Original line number Diff line number Diff line
@@ -89,7 +89,6 @@ import android.net.ICaptivePortal; 
import android.net.IConnectivityDiagnosticsCallback;

import android.net.IConnectivityManager;

import android.net.IDnsResolver;

import android.net.IIpConnectivityMetrics;

import android.net.INetd;

import android.net.INetworkManagementEventObserver;

import android.net.INetworkMonitor;
@@ -156,7 +155,6 @@ import android.os.PersistableBundle; 
import android.os.PowerManager;

import android.os.Process;

import android.os.RemoteException;

import android.os.ServiceManager;

import android.os.ServiceSpecificException;

import android.os.SystemClock;

import android.os.SystemProperties;
@@ -929,14 +927,6 @@ public class ConnectivityService extends IConnectivityManager.Stub 
                    "no IpConnectivityMetrics service");

        }



        /**

         * @see IpConnectivityMetrics

         */

        public IIpConnectivityMetrics getIpConnectivityMetrics() {

            return IIpConnectivityMetrics.Stub.asInterface(

                    ServiceManager.getService(IpConnectivityLog.SERVICE_NAME));

        }



        public IBatteryStats getBatteryStatsService() {

            return BatteryStatsService.getService();

        }
@@ -3009,9 +2999,7 @@ public class ConnectivityService extends IConnectivityManager.Stub 
            }

            if (valid != nai.lastValidated) {

                if (wasDefault) {

                    mDeps.getMetricsLogger()

                            .defaultNetworkMetrics().logDefaultNetworkValidity(

                            SystemClock.elapsedRealtime(), valid);

                    mMetricsLog.logDefaultNetworkValidity(valid);

                }

                final int oldScore = nai.getCurrentScore();

                nai.lastValidated = valid;
@@ -3439,7 +3427,9 @@ public class ConnectivityService extends IConnectivityManager.Stub 
            // if there is a fallback. Taken together, the two form a X -> 0, 0 -> Y sequence

            // whose timestamps tell how long it takes to recover a default network.

            long now = SystemClock.elapsedRealtime();

            mDeps.getMetricsLogger().defaultNetworkMetrics().logDefaultNetworkEvent(now, null, nai);

            mMetricsLog.logDefaultNetworkEvent(null, 0, false,

                    null /* lp */, null /* nc */, nai.network, nai.getCurrentScore(),

                    nai.linkProperties, nai.networkCapabilities);

        }

        notifyIfacesChangedForNetworkStats();

        // TODO - we shouldn't send CALLBACK_LOST to requests that can be satisfied
@@ -7238,9 +7228,28 @@ public class ConnectivityService extends IConnectivityManager.Stub 
            updateDataActivityTracking(newDefaultNetwork, oldDefaultNetwork);

            // Notify system services of the new default.

            makeDefault(newDefaultNetwork);



            // Log 0 -> X and Y -> X default network transitions, where X is the new default.

            mDeps.getMetricsLogger().defaultNetworkMetrics().logDefaultNetworkEvent(

                    now, newDefaultNetwork, oldDefaultNetwork);

            final Network network = (newDefaultNetwork != null) ? newDefaultNetwork.network : null;

            final int score = (newDefaultNetwork != null) ? newDefaultNetwork.getCurrentScore() : 0;

            final boolean validated = newDefaultNetwork != null && newDefaultNetwork.lastValidated;

            final LinkProperties lp = (newDefaultNetwork != null)

                    ? newDefaultNetwork.linkProperties : null;

            final NetworkCapabilities nc = (newDefaultNetwork != null)

                    ? newDefaultNetwork.networkCapabilities : null;



            final Network prevNetwork = (oldDefaultNetwork != null)

                    ? oldDefaultNetwork.network : null;

            final int prevScore = (oldDefaultNetwork != null)

                    ? oldDefaultNetwork.getCurrentScore() : 0;

            final LinkProperties prevLp = (oldDefaultNetwork != null)

                    ? oldDefaultNetwork.linkProperties : null;

            final NetworkCapabilities prevNc = (oldDefaultNetwork != null)

                    ? oldDefaultNetwork.networkCapabilities : null;



            mMetricsLog.logDefaultNetworkEvent(network, score, validated, lp, nc,

                    prevNetwork, prevScore, prevLp, prevNc);



            // Have a new default network, release the transition wakelock in

            scheduleReleaseNetworkTransitionWakelock();

        }

services/core/java/com/android/server/connectivity/DefaultNetworkMetrics.java

+29 −18
Original line number Diff line number Diff line
@@ -17,6 +17,8 @@ 
package com.android.server.connectivity;



import android.net.LinkProperties;

import android.net.Network;

import android.net.NetworkCapabilities;

import android.net.metrics.DefaultNetworkEvent;

import android.os.SystemClock;
@@ -61,7 +63,7 @@ public class DefaultNetworkMetrics { 
    private int mLastTransports;



    public DefaultNetworkMetrics() {

        newDefaultNetwork(creationTimeMs, null);

        newDefaultNetwork(creationTimeMs, null, 0, false, null, null);

    }



    public synchronized void listEvents(PrintWriter pw) {
@@ -117,13 +119,21 @@ public class DefaultNetworkMetrics { 
        mCurrentDefaultNetwork.validatedMs += timeMs - mLastValidationTimeMs;

    }



    public synchronized void logDefaultNetworkEvent(

            long timeMs, NetworkAgentInfo newNai, NetworkAgentInfo oldNai) {

        logCurrentDefaultNetwork(timeMs, oldNai);

        newDefaultNetwork(timeMs, newNai);

    /**

     * Logs a default network event.

     * @see {IpConnectivityLog#logDefaultNetworkEvent}.

     */

    public synchronized void logDefaultNetworkEvent(long timeMs, Network defaultNetwork, int score,

            boolean validated, LinkProperties lp, NetworkCapabilities nc,

            Network previousDefaultNetwork, int previousScore, LinkProperties previousLp,

            NetworkCapabilities previousNc) {

        logCurrentDefaultNetwork(timeMs, previousDefaultNetwork, previousScore, previousLp,

                previousNc);

        newDefaultNetwork(timeMs, defaultNetwork, score, validated, lp, nc);

    }



    private void logCurrentDefaultNetwork(long timeMs, NetworkAgentInfo oldNai) {

    private void logCurrentDefaultNetwork(long timeMs, Network network, int score,

            LinkProperties lp, NetworkCapabilities nc) {

        if (mIsCurrentlyValid) {

            updateValidationTime(timeMs);

        }
@@ -131,10 +141,10 @@ public class DefaultNetworkMetrics { 
        ev.updateDuration(timeMs);

        ev.previousTransports = mLastTransports;

        // oldNai is null if the system had no default network before the transition.

        if (oldNai != null) {

        if (network != null) {

            // The system acquired a new default network.

            fillLinkInfo(ev, oldNai);

            ev.finalScore = oldNai.getCurrentScore();

            fillLinkInfo(ev, network, lp, nc);

            ev.finalScore = score;

        }

        // Only change transport of the previous default network if the event currently logged

        // corresponds to an existing default network, and not to the absence of a default network.
@@ -147,14 +157,15 @@ public class DefaultNetworkMetrics { 
        mEventsLog.append(ev);

    }



    private void newDefaultNetwork(long timeMs, NetworkAgentInfo newNai) {

    private void newDefaultNetwork(long timeMs, Network network, int score, boolean validated,

            LinkProperties lp, NetworkCapabilities nc) {

        DefaultNetworkEvent ev = new DefaultNetworkEvent(timeMs);

        ev.durationMs = timeMs;

        // newNai is null if the system has no default network after the transition.

        if (newNai != null) {

            fillLinkInfo(ev, newNai);

            ev.initialScore = newNai.getCurrentScore();

            if (newNai.lastValidated) {

        if (network != null) {

            fillLinkInfo(ev, network, lp, nc);

            ev.initialScore = score;

            if (validated) {

                mIsCurrentlyValid = true;

                mLastValidationTimeMs = timeMs;

            }
@@ -164,10 +175,10 @@ public class DefaultNetworkMetrics { 
        mCurrentDefaultNetwork = ev;

    }



    private static void fillLinkInfo(DefaultNetworkEvent ev, NetworkAgentInfo nai) {

        LinkProperties lp = nai.linkProperties;

        ev.netId = nai.network().getNetId();

        ev.transports |= BitUtils.packBits(nai.networkCapabilities.getTransportTypes());

    private static void fillLinkInfo(DefaultNetworkEvent ev, Network network, LinkProperties lp,

            NetworkCapabilities nc) {

        ev.netId = network.getNetId();

        ev.transports |= BitUtils.packBits(nc.getTransportTypes());

        ev.ipv4 |= lp.hasIpv4Address() && lp.hasIpv4DefaultRoute();

        ev.ipv6 |= lp.hasGlobalIpv6Address() && lp.hasIpv6DefaultRoute();

    }