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Commit bd94f0af authored by Lorenzo Colitti's avatar Lorenzo Colitti Committed by Gerrit Code Review
Browse files

Merge "Transfer ownership of NetworkStatsFactory to NetworkStatsService."

parents f2bd2bbf 8b577139

core/java/android/os/INetworkManagementService.aidl

+0 −21
Original line number Diff line number Diff line
@@ -245,27 +245,6 @@ interface INetworkManagementService 
     ** DATA USAGE RELATED

     **/



    /**

     * Return global network statistics summarized at an interface level,

     * without any UID-level granularity.

     */

    NetworkStats getNetworkStatsSummaryDev();

    NetworkStats getNetworkStatsSummaryXt();



    /**

     * Return detailed network statistics with UID-level granularity,

     * including interface and tag details.

     */

    NetworkStats getNetworkStatsDetail();



    /**

     * Return detailed network statistics for the requested UID and interfaces,

     * including interface and tag details.

     * @param uid UID to obtain statistics for, or {@link NetworkStats#UID_ALL}.

     * @param ifaces Interfaces to obtain statistics for, or {@link NetworkStats#INTERFACES_ALL}.

     */

    NetworkStats getNetworkStatsUidDetail(int uid, in String[] ifaces);



    /**

     * Return summary of network statistics all tethering interfaces.

     */

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

+0 −44
Original line number Diff line number Diff line
@@ -34,7 +34,6 @@ import static android.net.NetworkPolicyManager.FIREWALL_CHAIN_NAME_STANDBY; 
import static android.net.NetworkPolicyManager.FIREWALL_RULE_DEFAULT;

import static android.net.NetworkStats.SET_DEFAULT;

import static android.net.NetworkStats.STATS_PER_UID;

import static android.net.NetworkStats.TAG_ALL;

import static android.net.NetworkStats.TAG_NONE;

import static android.net.TrafficStats.UID_TETHERING;
@@ -90,7 +89,6 @@ import com.android.internal.app.IBatteryStats; 
import com.android.internal.util.DumpUtils;

import com.android.internal.util.HexDump;

import com.android.internal.util.Preconditions;

import com.android.server.net.NetworkStatsFactory;



import com.google.android.collect.Maps;
@@ -164,8 +162,6 @@ public class NetworkManagementService extends INetworkManagementService.Stub { 
    private final RemoteCallbackList<INetworkManagementEventObserver> mObservers =

            new RemoteCallbackList<>();



    private final NetworkStatsFactory mStatsFactory = new NetworkStatsFactory();



    @GuardedBy("mTetheringStatsProviders")

    private final HashMap<ITetheringStatsProvider, String>

            mTetheringStatsProviders = Maps.newHashMap();
@@ -1206,36 +1202,6 @@ public class NetworkManagementService extends INetworkManagementService.Stub { 
        }

    }



    @Override

    public NetworkStats getNetworkStatsSummaryDev() {

        mContext.enforceCallingOrSelfPermission(CONNECTIVITY_INTERNAL, TAG);

        try {

            return mStatsFactory.readNetworkStatsSummaryDev();

        } catch (IOException e) {

            throw new IllegalStateException(e);

        }

    }



    @Override

    public NetworkStats getNetworkStatsSummaryXt() {

        mContext.enforceCallingOrSelfPermission(CONNECTIVITY_INTERNAL, TAG);

        try {

            return mStatsFactory.readNetworkStatsSummaryXt();

        } catch (IOException e) {

            throw new IllegalStateException(e);

        }

    }



    @Override

    public NetworkStats getNetworkStatsDetail() {

        mContext.enforceCallingOrSelfPermission(CONNECTIVITY_INTERNAL, TAG);

        try {

            return mStatsFactory.readNetworkStatsDetail();

        } catch (IOException e) {

            throw new IllegalStateException(e);

        }

    }



    @Override

    public void setInterfaceQuota(String iface, long quotaBytes) {

        mContext.enforceCallingOrSelfPermission(CONNECTIVITY_INTERNAL, TAG);
@@ -1535,16 +1501,6 @@ public class NetworkManagementService extends INetworkManagementService.Stub { 
        return true;

    }



    @Override

    public NetworkStats getNetworkStatsUidDetail(int uid, String[] ifaces) {

        mContext.enforceCallingOrSelfPermission(CONNECTIVITY_INTERNAL, TAG);

        try {

            return mStatsFactory.readNetworkStatsDetail(uid, ifaces, TAG_ALL);

        } catch (IOException e) {

            throw new IllegalStateException(e);

        }

    }



    private class NetdTetheringStatsProvider extends ITetheringStatsProvider.Stub {

        @Override

        public NetworkStats getTetherStats(int how) {

services/core/java/com/android/server/net/NetworkStatsService.java

+35 −16
Original line number Diff line number Diff line
@@ -180,6 +180,7 @@ public class NetworkStatsService extends INetworkStatsService.Stub { 


    private final Context mContext;

    private final INetworkManagementService mNetworkManager;

    private final NetworkStatsFactory mStatsFactory;

    private final AlarmManager mAlarmManager;

    private final Clock mClock;

    private final TelephonyManager mTeleManager;
@@ -329,8 +330,8 @@ public class NetworkStatsService extends INetworkStatsService.Stub { 


        NetworkStatsService service = new NetworkStatsService(context, networkManager, alarmManager,

                wakeLock, getDefaultClock(), TelephonyManager.getDefault(),

                new DefaultNetworkStatsSettings(context), new NetworkStatsObservers(),

                getDefaultSystemDir(), getDefaultBaseDir());

                new DefaultNetworkStatsSettings(context), new NetworkStatsFactory(),

                new NetworkStatsObservers(), getDefaultSystemDir(), getDefaultBaseDir());

        service.registerLocalService();



        HandlerThread handlerThread = new HandlerThread(TAG);
@@ -347,7 +348,8 @@ public class NetworkStatsService extends INetworkStatsService.Stub { 
    NetworkStatsService(Context context, INetworkManagementService networkManager,

            AlarmManager alarmManager, PowerManager.WakeLock wakeLock, Clock clock,

            TelephonyManager teleManager, NetworkStatsSettings settings,

            NetworkStatsObservers statsObservers, File systemDir, File baseDir) {

            NetworkStatsFactory factory, NetworkStatsObservers statsObservers, File systemDir,

            File baseDir) {

        mContext = checkNotNull(context, "missing Context");

        mNetworkManager = checkNotNull(networkManager, "missing INetworkManagementService");

        mAlarmManager = checkNotNull(alarmManager, "missing AlarmManager");
@@ -355,6 +357,7 @@ public class NetworkStatsService extends INetworkStatsService.Stub { 
        mSettings = checkNotNull(settings, "missing NetworkStatsSettings");

        mTeleManager = checkNotNull(teleManager, "missing TelephonyManager");

        mWakeLock = checkNotNull(wakeLock, "missing WakeLock");

        mStatsFactory = checkNotNull(factory, "missing factory");

        mStatsObservers = checkNotNull(statsObservers, "missing NetworkStatsObservers");

        mSystemDir = checkNotNull(systemDir, "missing systemDir");

        mBaseDir = checkNotNull(baseDir, "missing baseDir");
@@ -752,14 +755,7 @@ public class NetworkStatsService extends INetworkStatsService.Stub { 


        // TODO: switch to data layer stats once kernel exports

        // for now, read network layer stats and flatten across all ifaces

        final long token = Binder.clearCallingIdentity();

        final NetworkStats networkLayer;

        try {

            networkLayer = mNetworkManager.getNetworkStatsUidDetail(uid,

                    NetworkStats.INTERFACES_ALL);

        } finally {

            Binder.restoreCallingIdentity(token);

        }

        final NetworkStats networkLayer = readNetworkStatsUidDetail(uid, INTERFACES_ALL, TAG_ALL);



        // splice in operation counts

        networkLayer.spliceOperationsFrom(mUidOperations);
@@ -1190,7 +1186,7 @@ public class NetworkStatsService extends INetworkStatsService.Stub { 
                            mobileIfaces.add(stackedIface);

                        }



                        NetworkStatsFactory.noteStackedIface(stackedIface, baseIface);

                        mStatsFactory.noteStackedIface(stackedIface, baseIface);

                    }

                }

            }
@@ -1220,7 +1216,7 @@ public class NetworkStatsService extends INetworkStatsService.Stub { 
        final NetworkStats xtSnapshot = getNetworkStatsXt();

        Trace.traceEnd(TRACE_TAG_NETWORK);

        Trace.traceBegin(TRACE_TAG_NETWORK, "snapshotDev");

        final NetworkStats devSnapshot = mNetworkManager.getNetworkStatsSummaryDev();

        final NetworkStats devSnapshot = readNetworkStatsSummaryDev();

        Trace.traceEnd(TRACE_TAG_NETWORK);



        // Tethering snapshot for dev and xt stats. Counts per-interface data from tethering stats
@@ -1614,6 +1610,30 @@ public class NetworkStatsService extends INetworkStatsService.Stub { 
        }

    }



    private NetworkStats readNetworkStatsSummaryDev() {

        try {

            return mStatsFactory.readNetworkStatsSummaryDev();

        } catch (IOException e) {

            throw new IllegalStateException(e);

        }

    }



    private NetworkStats readNetworkStatsSummaryXt() {

        try {

            return mStatsFactory.readNetworkStatsSummaryXt();

        } catch (IOException e) {

            throw new IllegalStateException(e);

        }

    }



    private NetworkStats readNetworkStatsUidDetail(int uid, String[] ifaces, int tag) {

        try {

            return mStatsFactory.readNetworkStatsDetail(uid, ifaces, tag);

        } catch (IOException e) {

            throw new IllegalStateException(e);

        }

    }



    /**

     * Return snapshot of current UID statistics, including any

     * {@link TrafficStats#UID_TETHERING}, video calling data usage, and {@link #mUidOperations}
@@ -1624,8 +1644,7 @@ public class NetworkStatsService extends INetworkStatsService.Stub { 
     */

    private NetworkStats getNetworkStatsUidDetail(String[] ifaces)

            throws RemoteException {

        final NetworkStats uidSnapshot = mNetworkManager.getNetworkStatsUidDetail(UID_ALL,

                ifaces);

        final NetworkStats uidSnapshot = readNetworkStatsUidDetail(UID_ALL,  ifaces, TAG_ALL);



        // fold tethering stats and operations into uid snapshot

        final NetworkStats tetherSnapshot = getNetworkStatsTethering(STATS_PER_UID);
@@ -1655,7 +1674,7 @@ public class NetworkStatsService extends INetworkStatsService.Stub { 
     * Return snapshot of current XT statistics with video calling data usage statistics.

     */

    private NetworkStats getNetworkStatsXt() throws RemoteException {

        final NetworkStats xtSnapshot = mNetworkManager.getNetworkStatsSummaryXt();

        final NetworkStats xtSnapshot = readNetworkStatsSummaryXt();



        final TelephonyManager telephonyManager = (TelephonyManager) mContext.getSystemService(

                Context.TELEPHONY_SERVICE);

tests/net/java/com/android/server/net/NetworkStatsServiceTest.java

+14 −10
Original line number Diff line number Diff line
@@ -37,6 +37,7 @@ import static android.net.NetworkStats.SET_DEFAULT; 
import static android.net.NetworkStats.SET_FOREGROUND;

import static android.net.NetworkStats.STATS_PER_IFACE;

import static android.net.NetworkStats.STATS_PER_UID;

import static android.net.NetworkStats.TAG_ALL;

import static android.net.NetworkStats.TAG_NONE;

import static android.net.NetworkStats.UID_ALL;

import static android.net.NetworkStatsHistory.FIELD_ALL;
@@ -154,6 +155,7 @@ public class NetworkStatsServiceTest extends NetworkStatsBaseTest { 
    private File mStatsDir;



    private @Mock INetworkManagementService mNetManager;

    private @Mock NetworkStatsFactory mStatsFactory;

    private @Mock NetworkStatsSettings mSettings;

    private @Mock IBinder mBinder;

    private @Mock AlarmManager mAlarmManager;
@@ -189,8 +191,8 @@ public class NetworkStatsServiceTest extends NetworkStatsBaseTest { 


        mService = new NetworkStatsService(

                mServiceContext, mNetManager, mAlarmManager, wakeLock, mClock,

                TelephonyManager.getDefault(), mSettings, new NetworkStatsObservers(),

                mStatsDir, getBaseDir(mStatsDir));

                TelephonyManager.getDefault(), mSettings, mStatsFactory,

                new NetworkStatsObservers(),  mStatsDir, getBaseDir(mStatsDir));

        mHandlerThread = new HandlerThread("HandlerThread");

        mHandlerThread.start();

        Handler.Callback callback = new NetworkStatsService.HandlerCallback(mService);
@@ -205,7 +207,7 @@ public class NetworkStatsServiceTest extends NetworkStatsBaseTest { 


        mService.systemReady();

        // Verify that system ready fetches realtime stats

        verify(mNetManager).getNetworkStatsUidDetail(UID_ALL, INTERFACES_ALL);

        verify(mStatsFactory).readNetworkStatsDetail(UID_ALL, INTERFACES_ALL, TAG_ALL);



        mSession = mService.openSession();

        assertNotNull("openSession() failed", mSession);
@@ -696,7 +698,7 @@ public class NetworkStatsServiceTest extends NetworkStatsBaseTest { 
        incrementCurrentTime(HOUR_IN_MILLIS);

        expectDefaultSettings();

        expectNetworkStatsSummary(buildEmptyStats());

        when(mNetManager.getNetworkStatsUidDetail(eq(UID_ALL), any()))

        when(mStatsFactory.readNetworkStatsDetail(eq(UID_ALL), any(), eq(TAG_ALL)))

                .thenReturn(new NetworkStats(getElapsedRealtime(), 1)

                        .addValues(uidStats));

        when(mNetManager.getNetworkStatsTethering(STATS_PER_UID))
@@ -712,9 +714,10 @@ public class NetworkStatsServiceTest extends NetworkStatsBaseTest { 
        //

        // Additionally, we should have one call from the above call to mService#getDetailedUidStats

        // with the augmented ifaceFilter

        verify(mNetManager, times(2)).getNetworkStatsUidDetail(UID_ALL, INTERFACES_ALL);

        verify(mNetManager, times(1)).getNetworkStatsUidDetail(

                eq(UID_ALL), eq(NetworkStatsFactory.augmentWithStackedInterfaces(ifaceFilter)));

        verify(mStatsFactory, times(2)).readNetworkStatsDetail(UID_ALL, INTERFACES_ALL, TAG_ALL);

        verify(mStatsFactory, times(1)).readNetworkStatsDetail(

                eq(UID_ALL), eq(NetworkStatsFactory.augmentWithStackedInterfaces(ifaceFilter)),

                eq(TAG_ALL));

        assertTrue(ArrayUtils.contains(stats.getUniqueIfaces(), TEST_IFACE));

        assertTrue(ArrayUtils.contains(stats.getUniqueIfaces(), stackedIface));

        assertEquals(2, stats.size());
@@ -1062,11 +1065,11 @@ public class NetworkStatsServiceTest extends NetworkStatsBaseTest { 
    }



    private void expectNetworkStatsSummaryDev(NetworkStats summary) throws Exception {

        when(mNetManager.getNetworkStatsSummaryDev()).thenReturn(summary);

        when(mStatsFactory.readNetworkStatsSummaryDev()).thenReturn(summary);

    }



    private void expectNetworkStatsSummaryXt(NetworkStats summary) throws Exception {

        when(mNetManager.getNetworkStatsSummaryXt()).thenReturn(summary);

        when(mStatsFactory.readNetworkStatsSummaryXt()).thenReturn(summary);

    }



    private void expectNetworkStatsTethering(int how, NetworkStats stats)
@@ -1080,7 +1083,8 @@ public class NetworkStatsServiceTest extends NetworkStatsBaseTest { 


    private void expectNetworkStatsUidDetail(NetworkStats detail, NetworkStats tetherStats)

            throws Exception {

        when(mNetManager.getNetworkStatsUidDetail(UID_ALL, INTERFACES_ALL)).thenReturn(detail);

        when(mStatsFactory.readNetworkStatsDetail(UID_ALL, INTERFACES_ALL, TAG_ALL))

                .thenReturn(detail);



        // also include tethering details, since they are folded into UID

        when(mNetManager.getNetworkStatsTethering(STATS_PER_UID)).thenReturn(tetherStats);