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Commit 1fce50c5 authored by Chiachang Wang's avatar Chiachang Wang Committed by Automerger Merge Worker
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Merge changes from topic "replaceUidRange" into sc-dev am: 5fe3ac4d 

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/13925151

Change-Id: I83a3407c024089b77ff0a705cc7b87fe3491344e
parents ca75421f 5fe3ac4d

packages/Connectivity/framework/api/module-lib-current.txt

+9 −0
Original line number Diff line number Diff line
@@ -36,9 +36,18 @@ package android.net { 
  }



  public final class NetworkCapabilities implements android.os.Parcelable {

    method @Nullable public java.util.Set<android.util.Range<java.lang.Integer>> getUids();

    field public static final int TRANSPORT_TEST = 7; // 0x7

  }



  public static final class NetworkCapabilities.Builder {

    method @NonNull public android.net.NetworkCapabilities.Builder setUids(@Nullable java.util.Set<android.util.Range<java.lang.Integer>>);

  }



  public static class NetworkRequest.Builder {

    method @NonNull public android.net.NetworkRequest.Builder setUids(@Nullable java.util.Set<android.util.Range<java.lang.Integer>>);

  }



  public class ParseException extends java.lang.RuntimeException {

    ctor public ParseException(@NonNull String);

    ctor public ParseException(@NonNull String, @NonNull Throwable);

packages/Connectivity/framework/src/android/net/NetworkCapabilities.java

+40 −12
Original line number Diff line number Diff line
@@ -22,6 +22,7 @@ import android.annotation.IntDef; 
import android.annotation.NonNull;

import android.annotation.Nullable;

import android.annotation.RequiresPermission;

import android.annotation.SuppressLint;

import android.annotation.SystemApi;

import android.compat.annotation.UnsupportedAppUsage;

import android.net.ConnectivityManager.NetworkCallback;
@@ -32,6 +33,7 @@ import android.os.Parcelable; 
import android.os.Process;

import android.text.TextUtils;

import android.util.ArraySet;

import android.util.Range;

import android.util.proto.ProtoOutputStream;



import com.android.internal.annotations.VisibleForTesting;
@@ -152,7 +154,7 @@ public final class NetworkCapabilities implements Parcelable { 
            setTransportInfo(null);

        }

        mSignalStrength = nc.mSignalStrength;

        setUids(nc.mUids); // Will make the defensive copy

        mUids = (nc.mUids == null) ? null : new ArraySet<>(nc.mUids);

        setAdministratorUids(nc.getAdministratorUids());

        mOwnerUid = nc.mOwnerUid;

        mUnwantedNetworkCapabilities = nc.mUnwantedNetworkCapabilities;
@@ -1457,9 +1459,8 @@ public final class NetworkCapabilities implements Parcelable { 
     * @hide

     */

    public @NonNull NetworkCapabilities setSingleUid(int uid) {

        final ArraySet<UidRange> identity = new ArraySet<>(1);

        identity.add(new UidRange(uid, uid));

        setUids(identity);

        mUids = new ArraySet<>(1);

        mUids.add(new UidRange(uid, uid));

        return this;

    }
@@ -1468,22 +1469,34 @@ public final class NetworkCapabilities implements Parcelable { 
     * This makes a copy of the set so that callers can't modify it after the call.

     * @hide

     */

    public @NonNull NetworkCapabilities setUids(Set<UidRange> uids) {

        if (null == uids) {

            mUids = null;

        } else {

            mUids = new ArraySet<>(uids);

        }

    public @NonNull NetworkCapabilities setUids(@Nullable Set<Range<Integer>> uids) {

        mUids = UidRange.fromIntRanges(uids);

        return this;

    }



    /**

     * Get the list of UIDs this network applies to.

     * This returns a copy of the set so that callers can't modify the original object.

     *

     * @return the list of UIDs this network applies to. If {@code null}, then the network applies

     *         to all UIDs.

     * @hide

     */

    @SystemApi(client = SystemApi.Client.MODULE_LIBRARIES)

    @SuppressLint("NullableCollection")

    public @Nullable Set<Range<Integer>> getUids() {

        return UidRange.toIntRanges(mUids);

    }



    /**

     * Get the list of UIDs this network applies to.

     * This returns a copy of the set so that callers can't modify the original object.

     * @hide

     */

    public @Nullable Set<UidRange> getUids() {

        return null == mUids ? null : new ArraySet<>(mUids);

    public @Nullable Set<UidRange> getUidRanges() {

        if (mUids == null) return null;



        return new ArraySet<>(mUids);

    }



    /**
@@ -2655,6 +2668,21 @@ public final class NetworkCapabilities implements Parcelable { 
            return this;

        }



        /**

         * Set the list of UIDs this network applies to.

         *

         * @param uids the list of UIDs this network applies to, or {@code null} if this network

         *             applies to all UIDs.

         * @return this builder

         * @hide

         */

        @NonNull

        @SystemApi(client = SystemApi.Client.MODULE_LIBRARIES)

        public Builder setUids(@Nullable Set<Range<Integer>> uids) {

            mCaps.setUids(uids);

            return this;

        }



        /**

         * Builds the instance of the capabilities.

         *

packages/Connectivity/framework/src/android/net/NetworkRequest.java

+7 −2
Original line number Diff line number Diff line
@@ -36,6 +36,7 @@ import static android.net.NetworkCapabilities.TRANSPORT_TEST; 
import android.annotation.NonNull;

import android.annotation.Nullable;

import android.annotation.RequiresPermission;

import android.annotation.SuppressLint;

import android.annotation.SystemApi;

import android.compat.annotation.UnsupportedAppUsage;

import android.net.NetworkCapabilities.NetCapability;
@@ -45,6 +46,7 @@ import android.os.Parcel; 
import android.os.Parcelable;

import android.os.Process;

import android.text.TextUtils;

import android.util.Range;

import android.util.proto.ProtoOutputStream;



import java.util.Arrays;
@@ -277,11 +279,14 @@ public class NetworkRequest implements Parcelable { 
         * Set the watched UIDs for this request. This will be reset and wiped out unless

         * the calling app holds the CHANGE_NETWORK_STATE permission.

         *

         * @param uids The watched UIDs as a set of UidRanges, or null for everything.

         * @param uids The watched UIDs as a set of {@code Range<Integer>}, or null for everything.

         * @return The builder to facilitate chaining.

         * @hide

         */

        public Builder setUids(Set<UidRange> uids) {

        @NonNull

        @SystemApi(client = SystemApi.Client.MODULE_LIBRARIES)

        @SuppressLint("MissingGetterMatchingBuilder")

        public Builder setUids(@Nullable Set<Range<Integer>> uids) {

            mNetworkCapabilities.setUids(uids);

            return this;

        }

packages/Connectivity/framework/src/android/net/UidRange.java

+31 −0
Original line number Diff line number Diff line
@@ -20,8 +20,11 @@ import android.annotation.Nullable; 
import android.os.Parcel;

import android.os.Parcelable;

import android.os.UserHandle;

import android.util.ArraySet;

import android.util.Range;



import java.util.Collection;

import java.util.Set;



/**

 * An inclusive range of UIDs.
@@ -149,4 +152,32 @@ public final class UidRange implements Parcelable { 
        }

        return false;

    }



    /**

     *  Convert a set of {@code Range<Integer>} to a set of {@link UidRange}.

     */

    @Nullable

    public static ArraySet<UidRange> fromIntRanges(@Nullable Set<Range<Integer>> ranges) {

        if (null == ranges) return null;



        final ArraySet<UidRange> uids = new ArraySet<>();

        for (Range<Integer> range : ranges) {

            uids.add(new UidRange(range.getLower(), range.getUpper()));

        }

        return uids;

    }



    /**

     *  Convert a set of {@link UidRange} to a set of {@code Range<Integer>}.

     */

    @Nullable

    public static ArraySet<Range<Integer>> toIntRanges(@Nullable Set<UidRange> ranges) {

        if (null == ranges) return null;



        final ArraySet<Range<Integer>> uids = new ArraySet<>();

        for (UidRange range : ranges) {

            uids.add(new Range<Integer>(range.start, range.stop));

        }

        return uids;

    }

}

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

+10 −12
Original line number Diff line number Diff line
@@ -1335,7 +1335,7 @@ public class ConnectivityService extends IConnectivityManager.Stub 
        netCap.addCapability(NET_CAPABILITY_INTERNET);

        netCap.addCapability(NET_CAPABILITY_NOT_VCN_MANAGED);

        netCap.removeCapability(NET_CAPABILITY_NOT_VPN);

        netCap.setUids(Collections.singleton(uids));

        netCap.setUids(UidRange.toIntRanges(Collections.singleton(uids)));

        return netCap;

    }
@@ -2868,7 +2868,7 @@ public class ConnectivityService extends IConnectivityManager.Stub 
            if (0 == defaultRequest.mRequests.size()) {

                pw.println("none, this should never occur.");

            } else {

                pw.println(defaultRequest.mRequests.get(0).networkCapabilities.getUids());

                pw.println(defaultRequest.mRequests.get(0).networkCapabilities.getUidRanges());

            }

            pw.decreaseIndent();

            pw.decreaseIndent();
@@ -5289,9 +5289,8 @@ public class ConnectivityService extends IConnectivityManager.Stub 
        private Set<UidRange> getUids() {

            // networkCapabilities.getUids() returns a defensive copy.

            // multilayer requests will all have the same uids so return the first one.

            final Set<UidRange> uids = null == mRequests.get(0).networkCapabilities.getUids()

                    ? new ArraySet<>() : mRequests.get(0).networkCapabilities.getUids();

            return uids;

            final Set<UidRange> uids = mRequests.get(0).networkCapabilities.getUidRanges();

            return (null == uids) ? new ArraySet<>() : uids;

        }



        NetworkRequestInfo(@NonNull final NetworkRequest r, @Nullable final PendingIntent pi,
@@ -6097,7 +6096,7 @@ public class ConnectivityService extends IConnectivityManager.Stub 
        for (final NetworkRequestInfo nri : mDefaultNetworkRequests) {

            // Currently, all network requests will have the same uids therefore checking the first

            // one is sufficient. If/when uids are tracked at the nri level, this can change.

            final Set<UidRange> uids = nri.mRequests.get(0).networkCapabilities.getUids();

            final Set<UidRange> uids = nri.mRequests.get(0).networkCapabilities.getUidRanges();

            if (null == uids) {

                continue;

            }
@@ -6538,7 +6537,7 @@ public class ConnectivityService extends IConnectivityManager.Stub 
            return;

        }



        final Set<UidRange> ranges = nai.networkCapabilities.getUids();

        final Set<UidRange> ranges = nai.networkCapabilities.getUidRanges();

        final int vpnAppUid = nai.networkCapabilities.getOwnerUid();

        // TODO: this create a window of opportunity for apps to receive traffic between the time

        // when the old rules are removed and the time when new rules are added. To fix this,
@@ -6903,8 +6902,8 @@ public class ConnectivityService extends IConnectivityManager.Stub 


    private void updateUids(NetworkAgentInfo nai, NetworkCapabilities prevNc,

            NetworkCapabilities newNc) {

        Set<UidRange> prevRanges = null == prevNc ? null : prevNc.getUids();

        Set<UidRange> newRanges = null == newNc ? null : newNc.getUids();

        Set<UidRange> prevRanges = null == prevNc ? null : prevNc.getUidRanges();

        Set<UidRange> newRanges = null == newNc ? null : newNc.getUidRanges();

        if (null == prevRanges) prevRanges = new ArraySet<>();

        if (null == newRanges) newRanges = new ArraySet<>();

        final Set<UidRange> prevRangesCopy = new ArraySet<>(prevRanges);
@@ -9235,7 +9234,7 @@ public class ConnectivityService extends IConnectivityManager.Stub 
            final ArrayList<NetworkRequest> nrs = new ArrayList<>();

            nrs.add(createNetworkRequest(NetworkRequest.Type.REQUEST, pref.capabilities));

            nrs.add(createDefaultRequest());

            setNetworkRequestUids(nrs, pref.capabilities.getUids());

            setNetworkRequestUids(nrs, UidRange.fromIntRanges(pref.capabilities.getUids()));

            final NetworkRequestInfo nri = new NetworkRequestInfo(nrs);

            result.add(nri);

        }
@@ -9451,9 +9450,8 @@ public class ConnectivityService extends IConnectivityManager.Stub 


    private static void setNetworkRequestUids(@NonNull final List<NetworkRequest> requests,

            @NonNull final Set<UidRange> uids) {

        final Set<UidRange> ranges = new ArraySet<>(uids);

        for (final NetworkRequest req : requests) {

            req.networkCapabilities.setUids(ranges);

            req.networkCapabilities.setUids(UidRange.toIntRanges(uids));

        }

    }