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Commit ab315c59 authored by Tomasz Wasilczyk's avatar Tomasz Wasilczyk
Browse files

Keep Vehicle internal network always up 

Bug: 171801262
Test: Boot with and without overlay set and check ifconfig
Change-Id: I1fd332caf3e09924abcfec9c2c137363be7873e4
parent 2458e4ad

core/api/system-current.txt

+1 −0
Original line number Diff line number Diff line
@@ -6235,6 +6235,7 @@ package android.net { 
    field public static final int NET_CAPABILITY_OEM_PAID = 22; // 0x16

    field public static final int NET_CAPABILITY_OEM_PRIVATE = 26; // 0x1a

    field public static final int NET_CAPABILITY_PARTIAL_CONNECTIVITY = 24; // 0x18

    field public static final int NET_CAPABILITY_VEHICLE_INTERNAL = 27; // 0x1b

  }















  public static final class NetworkCapabilities.Builder {

































core/java/android/net/NetworkCapabilities.java



+22
−10




























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@@ -171,6 +171,7 @@ public final class NetworkCapabilities implements Parcelable {













            NET_CAPABILITY_PARTIAL_CONNECTIVITY,















            NET_CAPABILITY_TEMPORARILY_NOT_METERED,















            NET_CAPABILITY_OEM_PRIVATE,













            NET_CAPABILITY_VEHICLE_INTERNAL,















    })















    public @interface NetCapability { }


























@@ -357,8 +358,17 @@ public final class NetworkCapabilities implements Parcelable {













    @SystemApi















    public static final int NET_CAPABILITY_OEM_PRIVATE = 26;





























    /**













     * Indicates this is an internal vehicle network, meant to communicate with other













     * automotive systems.













     *













     * @hide













     */













    @SystemApi













    public static final int NET_CAPABILITY_VEHICLE_INTERNAL = 27;





























    private static final int MIN_NET_CAPABILITY = NET_CAPABILITY_MMS;













    private static final int MAX_NET_CAPABILITY = NET_CAPABILITY_OEM_PRIVATE;













    private static final int MAX_NET_CAPABILITY = NET_CAPABILITY_VEHICLE_INTERNAL;































    /**















     * Network capabilities that are expected to be mutable, i.e., can change while a particular










@@ -401,15 +411,16 @@ public final class NetworkCapabilities implements Parcelable {













     */















    @VisibleForTesting















    /* package */ static final long RESTRICTED_CAPABILITIES =













            (1 << NET_CAPABILITY_CBS) |













            (1 << NET_CAPABILITY_DUN) |













            (1 << NET_CAPABILITY_EIMS) |













            (1 << NET_CAPABILITY_FOTA) |













            (1 << NET_CAPABILITY_IA) |













            (1 << NET_CAPABILITY_IMS) |













            (1 << NET_CAPABILITY_RCS) |













            (1 << NET_CAPABILITY_XCAP) |













            (1 << NET_CAPABILITY_MCX);













            (1 << NET_CAPABILITY_CBS)













            | (1 << NET_CAPABILITY_DUN)













            | (1 << NET_CAPABILITY_EIMS)













            | (1 << NET_CAPABILITY_FOTA)













            | (1 << NET_CAPABILITY_IA)













            | (1 << NET_CAPABILITY_IMS)













            | (1 << NET_CAPABILITY_MCX)













            | (1 << NET_CAPABILITY_RCS)













            | (1 << NET_CAPABILITY_VEHICLE_INTERNAL)













            | (1 << NET_CAPABILITY_XCAP);































    /**















     * Capabilities that force network to be restricted.










@@ -1939,6 +1950,7 @@ public final class NetworkCapabilities implements Parcelable {













            case NET_CAPABILITY_PARTIAL_CONNECTIVITY: return "PARTIAL_CONNECTIVITY";















            case NET_CAPABILITY_TEMPORARILY_NOT_METERED:    return "TEMPORARILY_NOT_METERED";















            case NET_CAPABILITY_OEM_PRIVATE:          return "OEM_PRIVATE";













            case NET_CAPABILITY_VEHICLE_INTERNAL:     return "NET_CAPABILITY_VEHICLE_INTERNAL";















            default:                                  return Integer.toString(capability);















        }















    }

































core/res/res/values/config.xml



+4
−0




























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@@ -455,6 +455,10 @@













        -->















    </string-array>





























    <!-- Whether the internal vehicle network should remain active even when no













         apps requested it. -->













    <bool name="config_vehicleInternalNetworkAlwaysRequested">false</bool>





























    <!-- Configuration of network interfaces that support WakeOnLAN -->















    <string-array translatable="false" name="config_wakeonlan_supported_interfaces">















        <!--

































core/res/res/values/symbols.xml



+1
−0




























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@@ -684,6 +684,7 @@













  <java-symbol type="string" name="config_ethernet_iface_regex" />















  <java-symbol type="string" name="not_checked" />















  <java-symbol type="array" name="config_ethernet_interfaces" />













  <java-symbol type="bool" name="config_vehicleInternalNetworkAlwaysRequested" />















  <java-symbol type="array" name="config_wakeonlan_supported_interfaces" />















  <java-symbol type="string" name="config_forceVoiceInteractionServicePackage" />















  <java-symbol type="string" name="config_mms_user_agent" />

































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



+29
−1




























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@@ -62,6 +62,7 @@ import static android.system.OsConstants.IPPROTO_UDP;













import static java.util.Map.Entry;































import android.Manifest;













import android.annotation.BoolRes;















import android.annotation.NonNull;















import android.annotation.Nullable;















import android.app.AppOpsManager;










@@ -986,6 +987,10 @@ public class ConnectivityService extends IConnectivityManager.Stub













        mDefaultWifiRequest = createDefaultInternetRequestForTransport(















                NetworkCapabilities.TRANSPORT_WIFI, NetworkRequest.Type.BACKGROUND_REQUEST);





























        mDefaultVehicleRequest = createAlwaysOnRequestForCapability(













                NetworkCapabilities.NET_CAPABILITY_VEHICLE_INTERNAL,













                NetworkRequest.Type.BACKGROUND_REQUEST);





























        mHandlerThread = mDeps.makeHandlerThread();















        mHandlerThread.start();















        mHandler = new InternalHandler(mHandlerThread.getLooper());










@@ -1192,6 +1197,15 @@ public class ConnectivityService extends IConnectivityManager.Stub













        return new NetworkRequest(netCap, TYPE_NONE, nextNetworkRequestId(), type);















    }





























    private NetworkRequest createAlwaysOnRequestForCapability(int capability,













            NetworkRequest.Type type) {













        final NetworkCapabilities netCap = new NetworkCapabilities();













        netCap.clearAll();













        netCap.addCapability(capability);













        netCap.setRequestorUidAndPackageName(Process.myUid(), mContext.getPackageName());













        return new NetworkRequest(netCap, TYPE_NONE, nextNetworkRequestId(), type);













    }





























    // Used only for testing.















    // TODO: Delete this and either:















    // 1. Give FakeSettingsProvider the ability to send settings change notifications (requires









@@ -1209,10 +1223,19 @@ public class ConnectivityService extends IConnectivityManager.Stub













        mHandler.sendEmptyMessage(EVENT_PRIVATE_DNS_SETTINGS_CHANGED);















    }





























    private void handleAlwaysOnNetworkRequest(NetworkRequest networkRequest, @BoolRes int id) {













        final boolean enable = mContext.getResources().getBoolean(id);













        handleAlwaysOnNetworkRequest(networkRequest, enable);













    }





























    private void handleAlwaysOnNetworkRequest(















            NetworkRequest networkRequest, String settingName, boolean defaultValue) {















        final boolean enable = toBool(Settings.Global.getInt(















                mContext.getContentResolver(), settingName, encodeBool(defaultValue)));













        handleAlwaysOnNetworkRequest(networkRequest, enable);













    }



























    private void handleAlwaysOnNetworkRequest(NetworkRequest networkRequest, boolean enable) {















        final boolean isEnabled = (mNetworkRequests.get(networkRequest) != null);















        if (enable == isEnabled) {















            return;  // Nothing to do.









@@ -1232,6 +1255,8 @@ public class ConnectivityService extends IConnectivityManager.Stub













                mDefaultMobileDataRequest, Settings.Global.MOBILE_DATA_ALWAYS_ON, true);















        handleAlwaysOnNetworkRequest(mDefaultWifiRequest, Settings.Global.WIFI_ALWAYS_REQUESTED,















                false);













        handleAlwaysOnNetworkRequest(mDefaultVehicleRequest,













                com.android.internal.R.bool.config_vehicleInternalNetworkAlwaysRequested);















    }































    private void registerSettingsCallbacks() {










@@ -6011,6 +6036,9 @@ public class ConnectivityService extends IConnectivityManager.Stub













    // priority networks like ethernet are active.















    private final NetworkRequest mDefaultWifiRequest;





























    // Request used to optionally keep vehicle internal network always active













    private final NetworkRequest mDefaultVehicleRequest;





























    private NetworkAgentInfo getDefaultNetwork() {















        return mDefaultNetworkNai;















    }