Merge changes I289d935f,I0121a4ac am: 8366a33efa am: fc00838335 am: 4d03a1c408 am: ecc69ed44d

Change-Id: Ic7c83378d11f97b215d315daede35c782bbacdd0
This commit is contained in:
Treehugger Robot
2020-05-28 11:42:01 +00:00
committed by Automerger Merge Worker
3 changed files with 9 additions and 21 deletions

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@@ -16,8 +16,6 @@
package android.net;
import static android.os.Process.CLAT_UID;
import android.annotation.IntDef;
import android.annotation.NonNull;
import android.annotation.Nullable;
@@ -1069,11 +1067,10 @@ public final class NetworkStats implements Parcelable {
* @param baseTraffic Traffic on the base interfaces. Will be mutated.
* @param stackedTraffic Stats with traffic stacked on top of our ifaces. Will also be mutated.
* @param stackedIfaces Mapping ipv6if -> ipv4if interface where traffic is counted on both.
* @param useBpfStats True if eBPF is in use.
* @hide
*/
public static void apply464xlatAdjustments(NetworkStats baseTraffic,
NetworkStats stackedTraffic, Map<String, String> stackedIfaces, boolean useBpfStats) {
NetworkStats stackedTraffic, Map<String, String> stackedIfaces) {
// For recycling
Entry entry = null;
for (int i = 0; i < stackedTraffic.size; i++) {
@@ -1096,12 +1093,6 @@ public final class NetworkStats implements Parcelable {
entry.txBytes += entry.txPackets * IPV4V6_HEADER_DELTA;
stackedTraffic.setValues(i, entry);
}
// Theoretically there should be no traffic accounted to the clat daemon's uid:
// see ebpf program 'netd.c's early returns
// and iptables '-m owner --uid-owner clat -j RETURN' rules prior to accounting
// TODO: remove this - should definitely be safe once ebpf only.
baseTraffic.removeUids(new int[] {CLAT_UID});
}
/**
@@ -1113,8 +1104,8 @@ public final class NetworkStats implements Parcelable {
* @param stackedIfaces Mapping ipv6if -> ipv4if interface where traffic is counted on both.
* @hide
*/
public void apply464xlatAdjustments(Map<String, String> stackedIfaces, boolean useBpfStats) {
apply464xlatAdjustments(this, this, stackedIfaces, useBpfStats);
public void apply464xlatAdjustments(Map<String, String> stackedIfaces) {
apply464xlatAdjustments(this, this, stackedIfaces);
}
/**

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@@ -152,12 +152,10 @@ public class NetworkStatsFactory {
/**
* Applies 464xlat adjustments with ifaces noted with {@link #noteStackedIface(String, String)}.
* @see NetworkStats#apply464xlatAdjustments(NetworkStats, NetworkStats, Map, boolean)
* @see NetworkStats#apply464xlatAdjustments(NetworkStats, NetworkStats, Map)
*/
public void apply464xlatAdjustments(NetworkStats baseTraffic,
NetworkStats stackedTraffic, boolean useBpfStats) {
NetworkStats.apply464xlatAdjustments(baseTraffic, stackedTraffic, mStackedIfaces,
useBpfStats);
public void apply464xlatAdjustments(NetworkStats baseTraffic, NetworkStats stackedTraffic) {
NetworkStats.apply464xlatAdjustments(baseTraffic, stackedTraffic, mStackedIfaces);
}
public NetworkStatsFactory() {
@@ -380,7 +378,7 @@ public class NetworkStatsFactory {
// network, the overhead is their fault.
// No locking here: apply464xlatAdjustments behaves fine with an add-only
// ConcurrentHashMap.
delta.apply464xlatAdjustments(mStackedIfaces, mUseBpfStats);
delta.apply464xlatAdjustments(mStackedIfaces);
// Migrate data usage over a VPN to the TUN network.
for (VpnInfo info : vpnArray) {

View File

@@ -1882,14 +1882,13 @@ public class NetworkStatsService extends INetworkStatsService.Stub {
// fold tethering stats and operations into uid snapshot
final NetworkStats tetherSnapshot = getNetworkStatsTethering(STATS_PER_UID);
tetherSnapshot.filter(UID_ALL, ifaces, TAG_ALL);
mStatsFactory.apply464xlatAdjustments(uidSnapshot, tetherSnapshot,
mUseBpfTrafficStats);
mStatsFactory.apply464xlatAdjustments(uidSnapshot, tetherSnapshot);
uidSnapshot.combineAllValues(tetherSnapshot);
// get a stale copy of uid stats snapshot provided by providers.
final NetworkStats providerStats = getNetworkStatsFromProviders(STATS_PER_UID);
providerStats.filter(UID_ALL, ifaces, TAG_ALL);
mStatsFactory.apply464xlatAdjustments(uidSnapshot, providerStats, mUseBpfTrafficStats);
mStatsFactory.apply464xlatAdjustments(uidSnapshot, providerStats);
uidSnapshot.combineAllValues(providerStats);
uidSnapshot.combineAllValues(mUidOperations);