Merge "Add getter for the fields of NetworkStats.Entry"
diff --git a/core/java/android/net/InternalNetworkUpdateRequest.java b/core/java/android/net/InternalNetworkUpdateRequest.java
index 6f09383..f42c4b7 100644
--- a/core/java/android/net/InternalNetworkUpdateRequest.java
+++ b/core/java/android/net/InternalNetworkUpdateRequest.java
@@ -17,7 +17,6 @@
package android.net;
import android.annotation.NonNull;
-import android.annotation.Nullable;
import android.os.Parcel;
import android.os.Parcelable;
@@ -27,7 +26,7 @@
public final class InternalNetworkUpdateRequest implements Parcelable {
@NonNull
private final StaticIpConfiguration mIpConfig;
- @Nullable
+ @NonNull
private final NetworkCapabilities mNetworkCapabilities;
@NonNull
@@ -37,20 +36,16 @@
@NonNull
public NetworkCapabilities getNetworkCapabilities() {
- return mNetworkCapabilities == null
- ? null : new NetworkCapabilities(mNetworkCapabilities);
+ return new NetworkCapabilities(mNetworkCapabilities);
}
/** @hide */
public InternalNetworkUpdateRequest(@NonNull final StaticIpConfiguration ipConfig,
- @Nullable final NetworkCapabilities networkCapabilities) {
+ @NonNull final NetworkCapabilities networkCapabilities) {
Objects.requireNonNull(ipConfig);
+ Objects.requireNonNull(networkCapabilities);
mIpConfig = new StaticIpConfiguration(ipConfig);
- if (null == networkCapabilities) {
- mNetworkCapabilities = null;
- } else {
- mNetworkCapabilities = new NetworkCapabilities(networkCapabilities);
- }
+ mNetworkCapabilities = new NetworkCapabilities(networkCapabilities);
}
private InternalNetworkUpdateRequest(@NonNull final Parcel source) {
diff --git a/framework-t/src/android/app/usage/NetworkStats.java b/framework-t/src/android/app/usage/NetworkStats.java
index f684a4d..d33666d 100644
--- a/framework-t/src/android/app/usage/NetworkStats.java
+++ b/framework-t/src/android/app/usage/NetworkStats.java
@@ -545,6 +545,15 @@
}
/**
+ * Collects tagged summary results and sets summary enumeration mode.
+ * @throws RemoteException
+ */
+ void startTaggedSummaryEnumeration() throws RemoteException {
+ mSummary = mSession.getTaggedSummaryForAllUid(mTemplate, mStartTimeStamp, mEndTimeStamp);
+ mEnumerationIndex = 0;
+ }
+
+ /**
* Collects history results for uid and resets history enumeration index.
*/
void startHistoryEnumeration(int uid, int tag, int state) {
diff --git a/framework-t/src/android/app/usage/NetworkStatsManager.java b/framework-t/src/android/app/usage/NetworkStatsManager.java
index a316b8a..f74edb1 100644
--- a/framework-t/src/android/app/usage/NetworkStatsManager.java
+++ b/framework-t/src/android/app/usage/NetworkStatsManager.java
@@ -54,6 +54,7 @@
import java.util.List;
import java.util.Objects;
+import java.util.Set;
/**
* Provides access to network usage history and statistics. Usage data is collected in
@@ -141,7 +142,15 @@
setAugmentWithSubscriptionPlan(true);
}
- /** @hide */
+ /**
+ * Set poll on open flag to indicate the poll is needed before service gets statistics
+ * result. This is default enabled. However, for any non-privileged caller, the poll might
+ * be omitted in case of rate limiting.
+ *
+ * @param pollOnOpen true if poll is needed.
+ * @hide
+ */
+ // @SystemApi(client = MODULE_LIBRARIES)
public void setPollOnOpen(boolean pollOnOpen) {
if (pollOnOpen) {
mFlags |= FLAG_POLL_ON_OPEN;
@@ -368,7 +377,7 @@
* @return Statistics which is described above.
* @hide
*/
- @Nullable
+ @NonNull
// @SystemApi(client = MODULE_LIBRARIES)
@WorkerThread
public NetworkStats querySummary(@NonNull NetworkTemplate template, long startTime,
@@ -385,6 +394,39 @@
}
/**
+ * Query tagged network usage statistics summaries.
+ *
+ * The results will only include tagged traffic made by UIDs belonging to the calling user
+ * profile. The results are aggregated over time, so that all buckets will have the same
+ * start and end timestamps as the passed arguments. Not aggregated over state, uid,
+ * default network, metered, or roaming.
+ * This may take a long time, and apps should avoid calling this on their main thread.
+ *
+ * @param template Template used to match networks. See {@link NetworkTemplate}.
+ * @param startTime Start of period, in milliseconds since the Unix epoch, see
+ * {@link System#currentTimeMillis}.
+ * @param endTime End of period, in milliseconds since the Unix epoch, see
+ * {@link System#currentTimeMillis}.
+ * @return Statistics which is described above.
+ * @hide
+ */
+ @NonNull
+ // @SystemApi(client = MODULE_LIBRARIES)
+ @WorkerThread
+ public NetworkStats queryTaggedSummary(@NonNull NetworkTemplate template, long startTime,
+ long endTime) throws SecurityException {
+ try {
+ NetworkStats result =
+ new NetworkStats(mContext, template, mFlags, startTime, endTime, mService);
+ result.startTaggedSummaryEnumeration();
+ return result;
+ } catch (RemoteException e) {
+ e.rethrowFromSystemServer();
+ }
+ return null; // To make the compiler happy.
+ }
+
+ /**
* Query network usage statistics details for a given uid.
* This may take a long time, and apps should avoid calling this on their main thread.
*
@@ -535,6 +577,31 @@
return result;
}
+ /**
+ * Query realtime network usage statistics details with interfaces constrains.
+ * Return snapshot of current UID statistics, including any {@link TrafficStats#UID_TETHERING},
+ * video calling data usage and count of network operations that set by
+ * {@link TrafficStats#incrementOperationCount}. The returned data doesn't include any
+ * statistics that is reported by {@link NetworkStatsProvider}.
+ *
+ * @param requiredIfaces A list of interfaces the stats should be restricted to, or
+ * {@link NetworkStats#INTERFACES_ALL}.
+ *
+ * @hide
+ */
+ //@SystemApi
+ @RequiresPermission(NetworkStack.PERMISSION_MAINLINE_NETWORK_STACK)
+ @NonNull public android.net.NetworkStats getDetailedUidStats(
+ @NonNull Set<String> requiredIfaces) {
+ Objects.requireNonNull(requiredIfaces, "requiredIfaces cannot be null");
+ try {
+ return mService.getDetailedUidStats(requiredIfaces.toArray(new String[0]));
+ } catch (RemoteException e) {
+ if (DBG) Log.d(TAG, "Remote exception when get detailed uid stats");
+ throw e.rethrowFromSystemServer();
+ }
+ }
+
/** @hide */
public void registerUsageCallback(NetworkTemplate template, int networkType,
long thresholdBytes, UsageCallback callback, @Nullable Handler handler) {
@@ -804,4 +871,74 @@
return msg.getData().getParcelable(key);
}
}
+
+ /**
+ * Mark given UID as being in foreground for stats purposes.
+ *
+ * @hide
+ */
+ // @SystemApi
+ @RequiresPermission(anyOf = {
+ NetworkStack.PERMISSION_MAINLINE_NETWORK_STACK,
+ android.Manifest.permission.NETWORK_STACK})
+ public void setUidForeground(int uid, boolean uidForeground) {
+ try {
+ mService.setUidForeground(uid, uidForeground);
+ } catch (RemoteException e) {
+ throw e.rethrowFromSystemServer();
+ }
+ }
+
+ /**
+ * Advise persistence threshold; may be overridden internally.
+ *
+ * @hide
+ */
+ // @SystemApi
+ @RequiresPermission(anyOf = {
+ NetworkStack.PERMISSION_MAINLINE_NETWORK_STACK,
+ android.Manifest.permission.NETWORK_STACK})
+ public void advisePersistThreshold(long thresholdBytes) {
+ try {
+ mService.advisePersistThreshold(thresholdBytes);
+ } catch (RemoteException e) {
+ throw e.rethrowFromSystemServer();
+ }
+ }
+
+ /**
+ * Force update of statistics.
+ *
+ * @hide
+ */
+ // @SystemApi
+ @RequiresPermission(anyOf = {
+ NetworkStack.PERMISSION_MAINLINE_NETWORK_STACK,
+ android.Manifest.permission.NETWORK_STACK})
+ public void forceUpdate() {
+ try {
+ mService.forceUpdate();
+ } catch (RemoteException e) {
+ throw e.rethrowFromSystemServer();
+ }
+ }
+
+ /**
+ * Set the warning and limit to all registered custom network stats providers.
+ * Note that invocation of any interface will be sent to all providers.
+ *
+ * @hide
+ */
+ // @SystemApi
+ @RequiresPermission(anyOf = {
+ NetworkStack.PERMISSION_MAINLINE_NETWORK_STACK,
+ android.Manifest.permission.NETWORK_STACK})
+ public void setStatsProviderWarningAndLimitAsync(@NonNull String iface, long warning,
+ long limit) {
+ try {
+ mService.setStatsProviderWarningAndLimitAsync(iface, warning, limit);
+ } catch (RemoteException e) {
+ throw e.rethrowFromSystemServer();
+ }
+ }
}
diff --git a/framework-t/src/android/net/INetworkStatsService.aidl b/framework-t/src/android/net/INetworkStatsService.aidl
index 12937b5..a4babb5 100644
--- a/framework-t/src/android/net/INetworkStatsService.aidl
+++ b/framework-t/src/android/net/INetworkStatsService.aidl
@@ -94,4 +94,16 @@
/** Registers a network stats provider */
INetworkStatsProviderCallback registerNetworkStatsProvider(String tag,
in INetworkStatsProvider provider);
+
+ /** Mark given UID as being in foreground for stats purposes. */
+ void setUidForeground(int uid, boolean uidForeground);
+
+ /** Advise persistence threshold; may be overridden internally. */
+ void advisePersistThreshold(long thresholdBytes);
+
+ /**
+ * Set the warning and limit to all registered custom network stats providers.
+ * Note that invocation of any interface will be sent to all providers.
+ */
+ void setStatsProviderWarningAndLimitAsync(String iface, long warning, long limit);
}
diff --git a/framework-t/src/android/net/INetworkStatsSession.aidl b/framework-t/src/android/net/INetworkStatsSession.aidl
index dfedf66..babe0bf 100644
--- a/framework-t/src/android/net/INetworkStatsSession.aidl
+++ b/framework-t/src/android/net/INetworkStatsSession.aidl
@@ -46,6 +46,10 @@
*/
@UnsupportedAppUsage
NetworkStats getSummaryForAllUid(in NetworkTemplate template, long start, long end, boolean includeTags);
+
+ /** Return network layer usage summary per UID for tagged traffic that matches template. */
+ NetworkStats getTaggedSummaryForAllUid(in NetworkTemplate template, long start, long end);
+
/** Return historical network layer stats for specific UID traffic that matches template. */
@UnsupportedAppUsage
NetworkStatsHistory getHistoryForUid(in NetworkTemplate template, int uid, int set, int tag, int fields);
diff --git a/framework-t/src/android/net/IpSecManager.java b/framework-t/src/android/net/IpSecManager.java
index 0d15dff..49aa99b 100644
--- a/framework-t/src/android/net/IpSecManager.java
+++ b/framework-t/src/android/net/IpSecManager.java
@@ -17,6 +17,7 @@
import static android.annotation.SystemApi.Client.MODULE_LIBRARIES;
+import android.annotation.IntDef;
import android.annotation.NonNull;
import android.annotation.RequiresFeature;
import android.annotation.RequiresPermission;
@@ -25,7 +26,6 @@
import android.annotation.TestApi;
import android.content.Context;
import android.content.pm.PackageManager;
-import android.net.annotations.PolicyDirection;
import android.os.Binder;
import android.os.ParcelFileDescriptor;
import android.os.RemoteException;
@@ -41,6 +41,8 @@
import java.io.FileDescriptor;
import java.io.IOException;
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
import java.net.DatagramSocket;
import java.net.InetAddress;
import java.net.Socket;
@@ -88,6 +90,11 @@
@SystemApi(client = MODULE_LIBRARIES)
public static final int DIRECTION_FWD = 2;
+ /** @hide */
+ @IntDef(value = {DIRECTION_IN, DIRECTION_OUT})
+ @Retention(RetentionPolicy.SOURCE)
+ public @interface PolicyDirection {}
+
/**
* The Security Parameter Index (SPI) 0 indicates an unknown or invalid index.
*
diff --git a/framework-t/src/android/net/NetworkStatsCollection.java b/framework-t/src/android/net/NetworkStatsCollection.java
index 7935d28..9f9d73f 100644
--- a/framework-t/src/android/net/NetworkStatsCollection.java
+++ b/framework-t/src/android/net/NetworkStatsCollection.java
@@ -46,8 +46,6 @@
import android.util.proto.ProtoOutputStream;
import com.android.internal.annotations.VisibleForTesting;
-import com.android.internal.util.FastDataInput;
-import com.android.internal.util.FastDataOutput;
import com.android.internal.util.FileRotator;
import com.android.net.module.util.CollectionUtils;
import com.android.net.module.util.NetworkStatsUtils;
@@ -58,6 +56,7 @@
import java.io.DataInput;
import java.io.DataInputStream;
import java.io.DataOutput;
+import java.io.DataOutputStream;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.IOException;
@@ -83,9 +82,6 @@
/** File header magic number: "ANET" */
private static final int FILE_MAGIC = 0x414E4554;
- /** Default buffer size from BufferedInputStream */
- private static final int BUFFER_SIZE = 8192;
-
private static final int VERSION_NETWORK_INIT = 1;
private static final int VERSION_UID_INIT = 1;
@@ -439,8 +435,7 @@
@Override
public void read(InputStream in) throws IOException {
- final FastDataInput dataIn = new FastDataInput(in, BUFFER_SIZE);
- read(dataIn);
+ read((DataInput) new DataInputStream(in));
}
private void read(DataInput in) throws IOException {
@@ -479,9 +474,8 @@
@Override
public void write(OutputStream out) throws IOException {
- final FastDataOutput dataOut = new FastDataOutput(out, BUFFER_SIZE);
- write(dataOut);
- dataOut.flush();
+ write((DataOutput) new DataOutputStream(out));
+ out.flush();
}
private void write(DataOutput out) throws IOException {
diff --git a/service-t/src/com/android/server/net/NetworkStatsService.java b/service-t/src/com/android/server/net/NetworkStatsService.java
index 97281ed..e15acf3 100644
--- a/service-t/src/com/android/server/net/NetworkStatsService.java
+++ b/service-t/src/com/android/server/net/NetworkStatsService.java
@@ -44,6 +44,7 @@
import static android.net.NetworkTemplate.buildTemplateWifiWildcard;
import static android.net.TrafficStats.KB_IN_BYTES;
import static android.net.TrafficStats.MB_IN_BYTES;
+import static android.net.TrafficStats.UID_TETHERING;
import static android.net.TrafficStats.UNSUPPORTED;
import static android.os.Trace.TRACE_TAG_NETWORK;
import static android.provider.Settings.Global.NETSTATS_AUGMENT_ENABLED;
@@ -70,7 +71,7 @@
import static android.text.format.DateUtils.SECOND_IN_MILLIS;
import static com.android.net.module.util.NetworkCapabilitiesUtils.getDisplayTransport;
-import static com.android.server.NetworkManagementService.LIMIT_GLOBAL_ALERT;
+import static com.android.net.module.util.NetworkStatsUtils.LIMIT_GLOBAL_ALERT;
import static com.android.server.NetworkManagementSocketTagger.resetKernelUidStats;
import static com.android.server.NetworkManagementSocketTagger.setKernelCounterSet;
@@ -89,13 +90,13 @@
import android.database.ContentObserver;
import android.net.DataUsageRequest;
import android.net.INetd;
-import android.net.INetworkManagementEventObserver;
import android.net.INetworkStatsService;
import android.net.INetworkStatsSession;
import android.net.Network;
import android.net.NetworkCapabilities;
import android.net.NetworkIdentity;
import android.net.NetworkIdentitySet;
+import android.net.NetworkPolicyManager;
import android.net.NetworkSpecifier;
import android.net.NetworkStack;
import android.net.NetworkStateSnapshot;
@@ -106,6 +107,7 @@
import android.net.NetworkStatsHistory;
import android.net.NetworkTemplate;
import android.net.TelephonyNetworkSpecifier;
+import android.net.TetherStatsParcel;
import android.net.TetheringManager;
import android.net.TrafficStats;
import android.net.UnderlyingNetworkInfo;
@@ -120,12 +122,12 @@
import android.os.HandlerExecutor;
import android.os.HandlerThread;
import android.os.IBinder;
-import android.os.INetworkManagementService;
import android.os.Looper;
import android.os.Message;
import android.os.Messenger;
import android.os.PowerManager;
import android.os.RemoteException;
+import android.os.ServiceSpecificException;
import android.os.SystemClock;
import android.os.Trace;
import android.os.UserHandle;
@@ -148,12 +150,12 @@
import com.android.internal.annotations.GuardedBy;
import com.android.internal.annotations.VisibleForTesting;
import com.android.internal.util.FileRotator;
+import com.android.net.module.util.BaseNetdUnsolicitedEventListener;
import com.android.net.module.util.BestClock;
import com.android.net.module.util.BinderUtils;
import com.android.net.module.util.CollectionUtils;
import com.android.net.module.util.NetworkStatsUtils;
import com.android.net.module.util.PermissionUtils;
-import com.android.server.EventLogTags;
import com.android.server.LocalServices;
import java.io.File;
@@ -207,8 +209,15 @@
private static final String TAG_NETSTATS_ERROR = "netstats_error";
+ /**
+ * EventLog tags used when logging into the event log. Note the values must be sync with
+ * frameworks/base/services/core/java/com/android/server/EventLogTags.logtags to get correct
+ * name translation.
+ */
+ private static final int LOG_TAG_NETSTATS_MOBILE_SAMPLE = 51100;
+ private static final int LOG_TAG_NETSTATS_WIFI_SAMPLE = 51101;
+
private final Context mContext;
- private final INetworkManagementService mNetworkManager;
private final NetworkStatsFactory mStatsFactory;
private final AlarmManager mAlarmManager;
private final Clock mClock;
@@ -223,6 +232,9 @@
private final ContentObserver mContentObserver;
private final ContentResolver mContentResolver;
+ protected INetd mNetd;
+ private final AlertObserver mAlertObserver = new AlertObserver();
+
@VisibleForTesting
public static final String ACTION_NETWORK_STATS_POLL =
"com.android.server.action.NETWORK_STATS_POLL";
@@ -405,20 +417,20 @@
}
}
- public static NetworkStatsService create(Context context,
- INetworkManagementService networkManager) {
+ /** Creates a new NetworkStatsService */
+ public static NetworkStatsService create(Context context) {
AlarmManager alarmManager = (AlarmManager) context.getSystemService(Context.ALARM_SERVICE);
PowerManager powerManager = (PowerManager) context.getSystemService(Context.POWER_SERVICE);
PowerManager.WakeLock wakeLock =
powerManager.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK, TAG);
final INetd netd = INetd.Stub.asInterface(
(IBinder) context.getSystemService(Context.NETD_SERVICE));
- final NetworkStatsService service = new NetworkStatsService(context, networkManager,
+ final NetworkStatsService service = new NetworkStatsService(context,
+ INetd.Stub.asInterface((IBinder) context.getSystemService(Context.NETD_SERVICE)),
alarmManager, wakeLock, getDefaultClock(),
new DefaultNetworkStatsSettings(context), new NetworkStatsFactory(netd),
new NetworkStatsObservers(), getDefaultSystemDir(), getDefaultBaseDir(),
new Dependencies());
- service.registerLocalService();
return service;
}
@@ -426,14 +438,12 @@
// This must not be called outside of tests, even within the same package, as this constructor
// does not register the local service. Use the create() helper above.
@VisibleForTesting
- NetworkStatsService(Context context, INetworkManagementService networkManager,
- AlarmManager alarmManager, PowerManager.WakeLock wakeLock, Clock clock,
- NetworkStatsSettings settings, NetworkStatsFactory factory,
- NetworkStatsObservers statsObservers, File systemDir, File baseDir,
- @NonNull Dependencies deps) {
+ NetworkStatsService(Context context, INetd netd, AlarmManager alarmManager,
+ PowerManager.WakeLock wakeLock, Clock clock, NetworkStatsSettings settings,
+ NetworkStatsFactory factory, NetworkStatsObservers statsObservers, File systemDir,
+ File baseDir, @NonNull Dependencies deps) {
mContext = Objects.requireNonNull(context, "missing Context");
- mNetworkManager = Objects.requireNonNull(networkManager,
- "missing INetworkManagementService");
+ mNetd = Objects.requireNonNull(netd, "missing Netd");
mAlarmManager = Objects.requireNonNull(alarmManager, "missing AlarmManager");
mClock = Objects.requireNonNull(clock, "missing Clock");
mSettings = Objects.requireNonNull(settings, "missing NetworkStatsSettings");
@@ -501,9 +511,24 @@
}
}
- private void registerLocalService() {
- LocalServices.addService(NetworkStatsManagerInternal.class,
- new NetworkStatsManagerInternalImpl());
+ /**
+ * Observer that watches for {@link INetdUnsolicitedEventListener} alerts.
+ */
+ @VisibleForTesting
+ public class AlertObserver extends BaseNetdUnsolicitedEventListener {
+ @Override
+ public void onQuotaLimitReached(@NonNull String alertName, @NonNull String ifName) {
+ PermissionUtils.enforceNetworkStackPermission(mContext);
+
+ if (LIMIT_GLOBAL_ALERT.equals(alertName)) {
+ // kick off background poll to collect network stats unless there is already
+ // such a call pending; UID stats are handled during normal polling interval.
+ if (!mHandler.hasMessages(MSG_PERFORM_POLL_REGISTER_ALERT)) {
+ mHandler.sendEmptyMessageDelayed(MSG_PERFORM_POLL_REGISTER_ALERT,
+ mSettings.getPollDelay());
+ }
+ }
+ }
}
public void systemReady() {
@@ -551,9 +576,9 @@
mContext.registerReceiver(mShutdownReceiver, shutdownFilter);
try {
- mNetworkManager.registerObserver(mAlertObserver);
- } catch (RemoteException e) {
- // ignored; service lives in system_server
+ mNetd.registerUnsolicitedEventListener(mAlertObserver);
+ } catch (RemoteException | ServiceSpecificException e) {
+ Log.wtf(TAG, "Error registering event listener :", e);
}
// schedule periodic pall alarm based on {@link NetworkStatsSettings#getPollInterval()}.
@@ -641,13 +666,13 @@
}
/**
- * Register for a global alert that is delivered through {@link INetworkManagementEventObserver}
+ * Register for a global alert that is delivered through {@link AlertObserver}
* or {@link NetworkStatsProviderCallback#onAlertReached()} once a threshold amount of data has
* been transferred.
*/
private void registerGlobalAlert() {
try {
- mNetworkManager.setGlobalAlert(mGlobalAlertBytes);
+ mNetd.bandwidthSetGlobalAlert(mGlobalAlertBytes);
} catch (IllegalStateException e) {
Log.w(TAG, "problem registering for global alert: " + e);
} catch (RemoteException e) {
@@ -766,8 +791,18 @@
}
return stats;
} catch (NullPointerException e) {
- // TODO: Track down and fix the cause of this crash and remove this catch block.
- Log.wtf(TAG, "NullPointerException in getSummaryForAllUid", e);
+ throw e;
+ }
+ }
+
+ @Override
+ public NetworkStats getTaggedSummaryForAllUid(
+ NetworkTemplate template, long start, long end) {
+ try {
+ final NetworkStats tagStats = getUidTagComplete()
+ .getSummary(template, start, end, mAccessLevel, mCallingUid);
+ return tagStats;
+ } catch (NullPointerException e) {
throw e;
}
}
@@ -827,7 +862,7 @@
if (LOGD) Log.d(TAG, "Resolving plan for " + template);
final long token = Binder.clearCallingIdentity();
try {
- plan = LocalServices.getService(NetworkPolicyManagerInternal.class)
+ plan = mContext.getSystemService(NetworkPolicyManager.class)
.getSubscriptionPlan(template);
} finally {
Binder.restoreCallingIdentity(token);
@@ -922,6 +957,7 @@
@Override
public NetworkStats getDetailedUidStats(String[] requiredIfaces) {
+ enforceAnyPermissionOf(NetworkStack.PERMISSION_MAINLINE_NETWORK_STACK);
try {
final String[] ifacesToQuery =
mStatsFactory.augmentWithStackedInterfaces(requiredIfaces);
@@ -965,7 +1001,8 @@
}
@VisibleForTesting
- void setUidForeground(int uid, boolean uidForeground) {
+ public void setUidForeground(int uid, boolean uidForeground) {
+ PermissionUtils.enforceNetworkStackPermission(mContext);
synchronized (mStatsLock) {
final int set = uidForeground ? SET_FOREGROUND : SET_DEFAULT;
final int oldSet = mActiveUidCounterSet.get(uid, SET_DEFAULT);
@@ -1001,7 +1038,7 @@
@Override
public void forceUpdate() {
- mContext.enforceCallingOrSelfPermission(READ_NETWORK_USAGE_HISTORY, TAG);
+ PermissionUtils.enforceNetworkStackPermission(mContext);
final long token = Binder.clearCallingIdentity();
try {
@@ -1011,7 +1048,9 @@
}
}
- private void advisePersistThreshold(long thresholdBytes) {
+ /** Advise persistence threshold; may be overridden internally. */
+ public void advisePersistThreshold(long thresholdBytes) {
+ PermissionUtils.enforceNetworkStackPermission(mContext);
// clamp threshold into safe range
mPersistThreshold = NetworkStatsUtils.constrain(thresholdBytes,
128 * KB_IN_BYTES, 2 * MB_IN_BYTES);
@@ -1226,26 +1265,6 @@
};
/**
- * Observer that watches for {@link INetworkManagementService} alerts.
- */
- private final INetworkManagementEventObserver mAlertObserver = new BaseNetworkObserver() {
- @Override
- public void limitReached(String limitName, String iface) {
- // only someone like NMS should be calling us
- PermissionUtils.enforceNetworkStackPermission(mContext);
-
- if (LIMIT_GLOBAL_ALERT.equals(limitName)) {
- // kick off background poll to collect network stats unless there is already
- // such a call pending; UID stats are handled during normal polling interval.
- if (!mHandler.hasMessages(MSG_PERFORM_POLL_REGISTER_ALERT)) {
- mHandler.sendEmptyMessageDelayed(MSG_PERFORM_POLL_REGISTER_ALERT,
- mSettings.getPollDelay());
- }
- }
- }
- };
-
- /**
* Handle collapsed RAT type changed event.
*/
@VisibleForTesting
@@ -1610,7 +1629,7 @@
xtTotal = mXtRecorder.getTotalSinceBootLocked(template);
uidTotal = mUidRecorder.getTotalSinceBootLocked(template);
- EventLogTags.writeNetstatsMobileSample(
+ EventLog.writeEvent(LOG_TAG_NETSTATS_MOBILE_SAMPLE,
devTotal.rxBytes, devTotal.rxPackets, devTotal.txBytes, devTotal.txPackets,
xtTotal.rxBytes, xtTotal.rxPackets, xtTotal.txBytes, xtTotal.txPackets,
uidTotal.rxBytes, uidTotal.rxPackets, uidTotal.txBytes, uidTotal.txPackets,
@@ -1622,7 +1641,7 @@
xtTotal = mXtRecorder.getTotalSinceBootLocked(template);
uidTotal = mUidRecorder.getTotalSinceBootLocked(template);
- EventLogTags.writeNetstatsWifiSample(
+ EventLog.writeEvent(LOG_TAG_NETSTATS_WIFI_SAMPLE,
devTotal.rxBytes, devTotal.rxPackets, devTotal.txBytes, devTotal.txPackets,
xtTotal.rxBytes, xtTotal.rxPackets, xtTotal.txBytes, xtTotal.txPackets,
uidTotal.rxBytes, uidTotal.rxPackets, uidTotal.txBytes, uidTotal.txPackets,
@@ -1668,52 +1687,19 @@
removeUidsLocked(CollectionUtils.toIntArray(uids));
}
- private class NetworkStatsManagerInternalImpl extends NetworkStatsManagerInternal {
- @Override
- public long getNetworkTotalBytes(NetworkTemplate template, long start, long end) {
- Trace.traceBegin(TRACE_TAG_NETWORK, "getNetworkTotalBytes");
- try {
- return NetworkStatsService.this.getNetworkTotalBytes(template, start, end);
- } finally {
- Trace.traceEnd(TRACE_TAG_NETWORK);
- }
+ /**
+ * Set the warning and limit to all registered custom network stats providers.
+ * Note that invocation of any interface will be sent to all providers.
+ */
+ public void setStatsProviderWarningAndLimitAsync(
+ @NonNull String iface, long warning, long limit) {
+ PermissionUtils.enforceNetworkStackPermission(mContext);
+ if (LOGV) {
+ Log.v(TAG, "setStatsProviderWarningAndLimitAsync("
+ + iface + "," + warning + "," + limit + ")");
}
-
- @Override
- public NetworkStats getNetworkUidBytes(NetworkTemplate template, long start, long end) {
- Trace.traceBegin(TRACE_TAG_NETWORK, "getNetworkUidBytes");
- try {
- return NetworkStatsService.this.getNetworkUidBytes(template, start, end);
- } finally {
- Trace.traceEnd(TRACE_TAG_NETWORK);
- }
- }
-
- @Override
- public void setUidForeground(int uid, boolean uidForeground) {
- NetworkStatsService.this.setUidForeground(uid, uidForeground);
- }
-
- @Override
- public void advisePersistThreshold(long thresholdBytes) {
- NetworkStatsService.this.advisePersistThreshold(thresholdBytes);
- }
-
- @Override
- public void forceUpdate() {
- NetworkStatsService.this.forceUpdate();
- }
-
- @Override
- public void setStatsProviderWarningAndLimitAsync(
- @NonNull String iface, long warning, long limit) {
- if (LOGV) {
- Log.v(TAG, "setStatsProviderWarningAndLimitAsync("
- + iface + "," + warning + "," + limit + ")");
- }
- invokeForAllStatsProviderCallbacks((cb) -> cb.mProvider.onSetWarningAndLimit(iface,
- warning, limit));
- }
+ invokeForAllStatsProviderCallbacks((cb) -> cb.mProvider.onSetWarningAndLimit(iface,
+ warning, limit));
}
@Override
@@ -1956,13 +1942,29 @@
*/
// TODO: Remove this by implementing {@link NetworkStatsProvider} for non-offloaded
// tethering stats.
- private NetworkStats getNetworkStatsTethering(int how) throws RemoteException {
+ private @NonNull NetworkStats getNetworkStatsTethering(int how) throws RemoteException {
+ // We only need to return per-UID stats. Per-device stats are already counted by
+ // interface counters.
+ if (how != STATS_PER_UID) {
+ return new NetworkStats(SystemClock.elapsedRealtime(), 0);
+ }
+
+ final NetworkStats stats = new NetworkStats(SystemClock.elapsedRealtime(), 1);
try {
- return mNetworkManager.getNetworkStatsTethering(how);
+ final TetherStatsParcel[] tetherStatsParcels = mNetd.tetherGetStats();
+ for (TetherStatsParcel tetherStats : tetherStatsParcels) {
+ try {
+ stats.combineValues(new NetworkStats.Entry(tetherStats.iface, UID_TETHERING,
+ SET_DEFAULT, TAG_NONE, tetherStats.rxBytes, tetherStats.rxPackets,
+ tetherStats.txBytes, tetherStats.txPackets, 0L));
+ } catch (ArrayIndexOutOfBoundsException e) {
+ throw new IllegalStateException("invalid tethering stats " + e);
+ }
+ }
} catch (IllegalStateException e) {
Log.wtf(TAG, "problem reading network stats", e);
- return new NetworkStats(0L, 10);
}
+ return stats;
}
// TODO: It is copied from ConnectivityService, consider refactor these check permission
@@ -2001,10 +2003,12 @@
NetworkStack.PERMISSION_MAINLINE_NETWORK_STACK);
Objects.requireNonNull(provider, "provider is null");
Objects.requireNonNull(tag, "tag is null");
+ final NetworkPolicyManager netPolicyManager = mContext
+ .getSystemService(NetworkPolicyManager.class);
try {
NetworkStatsProviderCallbackImpl callback = new NetworkStatsProviderCallbackImpl(
tag, provider, mStatsProviderSem, mAlertObserver,
- mStatsProviderCbList);
+ mStatsProviderCbList, netPolicyManager);
mStatsProviderCbList.add(callback);
Log.d(TAG, "registerNetworkStatsProvider from " + callback.mTag + " uid/pid="
+ getCallingUid() + "/" + getCallingPid());
@@ -2044,8 +2048,9 @@
@NonNull final INetworkStatsProvider mProvider;
@NonNull private final Semaphore mSemaphore;
- @NonNull final INetworkManagementEventObserver mAlertObserver;
+ @NonNull final AlertObserver mAlertObserver;
@NonNull final CopyOnWriteArrayList<NetworkStatsProviderCallbackImpl> mStatsProviderCbList;
+ @NonNull final NetworkPolicyManager mNetworkPolicyManager;
@NonNull private final Object mProviderStatsLock = new Object();
@@ -2058,8 +2063,9 @@
NetworkStatsProviderCallbackImpl(
@NonNull String tag, @NonNull INetworkStatsProvider provider,
@NonNull Semaphore semaphore,
- @NonNull INetworkManagementEventObserver alertObserver,
- @NonNull CopyOnWriteArrayList<NetworkStatsProviderCallbackImpl> cbList)
+ @NonNull AlertObserver alertObserver,
+ @NonNull CopyOnWriteArrayList<NetworkStatsProviderCallbackImpl> cbList,
+ @NonNull NetworkPolicyManager networkPolicyManager)
throws RemoteException {
mTag = tag;
mProvider = provider;
@@ -2067,6 +2073,7 @@
mSemaphore = semaphore;
mAlertObserver = alertObserver;
mStatsProviderCbList = cbList;
+ mNetworkPolicyManager = networkPolicyManager;
}
@NonNull
@@ -2106,15 +2113,14 @@
// This binder object can only have been obtained by a process that holds
// NETWORK_STATS_PROVIDER. Thus, no additional permission check is required.
BinderUtils.withCleanCallingIdentity(() ->
- mAlertObserver.limitReached(LIMIT_GLOBAL_ALERT, null /* unused */));
+ mAlertObserver.onQuotaLimitReached(LIMIT_GLOBAL_ALERT, null /* unused */));
}
@Override
public void notifyWarningOrLimitReached() {
Log.d(TAG, mTag + ": notifyWarningOrLimitReached");
BinderUtils.withCleanCallingIdentity(() ->
- LocalServices.getService(NetworkPolicyManagerInternal.class)
- .onStatsProviderWarningOrLimitReached(mTag));
+ mNetworkPolicyManager.onStatsProviderWarningOrLimitReached());
}
@Override