Merge "Add ConnectivityManager.networkCapabilitiesForType()" am: c313123afe... (e8bc75bf) · Commits · e / os / android_frameworks_base

core/java/android/net/ConnectivityManager.java

+74 −29

Original line number	Diff line number	Diff line
		@@ -46,6 +46,7 @@ import android.telephony.SubscriptionManager;
		import android.util.ArrayMap;
		import android.util.Log;
		import android.util.SparseArray;
		import android.util.SparseIntArray;

		import com.android.internal.telephony.ITelephony;
		import com.android.internal.telephony.PhoneConstants;
		@@ -1240,36 +1241,27 @@ public class ConnectivityManager {

		private NetworkCapabilities networkCapabilitiesForFeature(int networkType, String feature) {
		if (networkType == TYPE_MOBILE) {
		int cap = -1;
		if ("enableMMS".equals(feature)) {
		cap = NetworkCapabilities.NET_CAPABILITY_MMS;
		} else if ("enableSUPL".equals(feature)) {
		cap = NetworkCapabilities.NET_CAPABILITY_SUPL;
		} else if ("enableDUN".equals(feature) \|\| "enableDUNAlways".equals(feature)) {
		cap = NetworkCapabilities.NET_CAPABILITY_DUN;
		} else if ("enableHIPRI".equals(feature)) {
		cap = NetworkCapabilities.NET_CAPABILITY_INTERNET;
		} else if ("enableFOTA".equals(feature)) {
		cap = NetworkCapabilities.NET_CAPABILITY_FOTA;
		} else if ("enableIMS".equals(feature)) {
		cap = NetworkCapabilities.NET_CAPABILITY_IMS;
		} else if ("enableCBS".equals(feature)) {
		cap = NetworkCapabilities.NET_CAPABILITY_CBS;
		} else {
		switch (feature) {
		case "enableCBS":
		return networkCapabilitiesForType(TYPE_MOBILE_CBS);
		case "enableDUN":
		case "enableDUNAlways":
		return networkCapabilitiesForType(TYPE_MOBILE_DUN);
		case "enableFOTA":
		return networkCapabilitiesForType(TYPE_MOBILE_FOTA);
		case "enableHIPRI":
		return networkCapabilitiesForType(TYPE_MOBILE_HIPRI);
		case "enableIMS":
		return networkCapabilitiesForType(TYPE_MOBILE_IMS);
		case "enableMMS":
		return networkCapabilitiesForType(TYPE_MOBILE_MMS);
		case "enableSUPL":
		return networkCapabilitiesForType(TYPE_MOBILE_SUPL);
		default:
		return null;
		}
		NetworkCapabilities netCap = new NetworkCapabilities();
		netCap.addTransportType(NetworkCapabilities.TRANSPORT_CELLULAR).addCapability(cap);
		netCap.maybeMarkCapabilitiesRestricted();
		return netCap;
		} else if (networkType == TYPE_WIFI) {
		if ("p2p".equals(feature)) {
		NetworkCapabilities netCap = new NetworkCapabilities();
		netCap.addTransportType(NetworkCapabilities.TRANSPORT_WIFI);
		netCap.addCapability(NetworkCapabilities.NET_CAPABILITY_WIFI_P2P);
		netCap.maybeMarkCapabilitiesRestricted();
		return netCap;
		}
		} else if (networkType == TYPE_WIFI && "p2p".equals(feature)) {
		return networkCapabilitiesForType(TYPE_WIFI_P2P);
		}
		return null;
		}
		@@ -1477,6 +1469,59 @@ public class ConnectivityManager {
		return true;
		}

		private static final SparseIntArray sLegacyTypeToTransport = new SparseIntArray();
		static {
		sLegacyTypeToTransport.put(TYPE_MOBILE, NetworkCapabilities.TRANSPORT_CELLULAR);
		sLegacyTypeToTransport.put(TYPE_MOBILE_CBS, NetworkCapabilities.TRANSPORT_CELLULAR);
		sLegacyTypeToTransport.put(TYPE_MOBILE_DUN, NetworkCapabilities.TRANSPORT_CELLULAR);
		sLegacyTypeToTransport.put(TYPE_MOBILE_FOTA, NetworkCapabilities.TRANSPORT_CELLULAR);
		sLegacyTypeToTransport.put(TYPE_MOBILE_HIPRI, NetworkCapabilities.TRANSPORT_CELLULAR);
		sLegacyTypeToTransport.put(TYPE_MOBILE_IMS, NetworkCapabilities.TRANSPORT_CELLULAR);
		sLegacyTypeToTransport.put(TYPE_MOBILE_MMS, NetworkCapabilities.TRANSPORT_CELLULAR);
		sLegacyTypeToTransport.put(TYPE_MOBILE_SUPL, NetworkCapabilities.TRANSPORT_CELLULAR);
		sLegacyTypeToTransport.put(TYPE_WIFI, NetworkCapabilities.TRANSPORT_WIFI);
		sLegacyTypeToTransport.put(TYPE_WIFI_P2P, NetworkCapabilities.TRANSPORT_WIFI);
		sLegacyTypeToTransport.put(TYPE_BLUETOOTH, NetworkCapabilities.TRANSPORT_BLUETOOTH);
		sLegacyTypeToTransport.put(TYPE_ETHERNET, NetworkCapabilities.TRANSPORT_ETHERNET);
		}

		private static final SparseIntArray sLegacyTypeToCapability = new SparseIntArray();
		static {
		sLegacyTypeToCapability.put(TYPE_MOBILE_CBS, NetworkCapabilities.NET_CAPABILITY_CBS);
		sLegacyTypeToCapability.put(TYPE_MOBILE_DUN, NetworkCapabilities.NET_CAPABILITY_DUN);
		sLegacyTypeToCapability.put(TYPE_MOBILE_FOTA, NetworkCapabilities.NET_CAPABILITY_FOTA);
		sLegacyTypeToCapability.put(TYPE_MOBILE_IMS, NetworkCapabilities.NET_CAPABILITY_IMS);
		sLegacyTypeToCapability.put(TYPE_MOBILE_MMS, NetworkCapabilities.NET_CAPABILITY_MMS);
		sLegacyTypeToCapability.put(TYPE_MOBILE_SUPL, NetworkCapabilities.NET_CAPABILITY_SUPL);
		sLegacyTypeToCapability.put(TYPE_WIFI_P2P, NetworkCapabilities.NET_CAPABILITY_WIFI_P2P);
		}

		/**
		* Given a legacy type (TYPE_WIFI, ...) returns a NetworkCapabilities
		* instance suitable for registering a request or callback. Throws an
		* IllegalArgumentException if no mapping from the legacy type to
		* NetworkCapabilities is known.
		*
		* @hide
		*/
		public static NetworkCapabilities networkCapabilitiesForType(int type) {
		final NetworkCapabilities nc = new NetworkCapabilities();

		// Map from type to transports.
		final int NOT_FOUND = -1;
		final int transport = sLegacyTypeToTransport.get(type, NOT_FOUND);
		if (transport == NOT_FOUND) {
		throw new IllegalArgumentException("unknown legacy type: " + type);
		}
		nc.addTransportType(transport);

		// Map from type to capabilities.
		nc.addCapability(sLegacyTypeToCapability.get(
		type, NetworkCapabilities.NET_CAPABILITY_INTERNET));
		nc.maybeMarkCapabilitiesRestricted();
		return nc;
		}

		/** @hide */
		public static class PacketKeepaliveCallback {
		/** The requested keepalive was successfully started. */

core/java/android/net/NetworkRequest.java

+14 −0

Original line number	Diff line number	Diff line
		@@ -177,6 +177,20 @@ public class NetworkRequest implements Parcelable {
		return this;
		}

		/**
		* Set the {@code NetworkCapabilities} for this builder instance,
		* overriding any capabilities that had been previously set.
		*
		* @param nc The superseding {@code NetworkCapabilities} instance.
		* @return The builder to facilitate chaining.
		* @hide
		*/
		public Builder setCapabilities(NetworkCapabilities nc) {
		mNetworkCapabilities.clearAll();
		mNetworkCapabilities.combineCapabilities(nc);
		return this;
		}

		/**
		* Completely clears all the {@code NetworkCapabilities} from this builder instance,
		* removing even the capabilities that are set by default when the object is constructed.

services/core/java/com/android/server/connectivity/tethering/UpstreamNetworkMonitor.java

+28 −32

Original line number	Diff line number	Diff line
		@@ -66,9 +66,9 @@ public class UpstreamNetworkMonitor {
		public static final int EVENT_ON_LINKPROPERTIES = 3;
		public static final int EVENT_ON_LOST = 4;

		private static final int LISTEN_ALL = 1;
		private static final int TRACK_DEFAULT = 2;
		private static final int MOBILE_REQUEST = 3;
		private static final int CALLBACK_LISTEN_ALL = 1;
		private static final int CALLBACK_TRACK_DEFAULT = 2;
		private static final int CALLBACK_MOBILE_REQUEST = 3;

		private final Context mContext;
		private final StateMachine mTarget;
		@@ -98,10 +98,10 @@ public class UpstreamNetworkMonitor {

		final NetworkRequest listenAllRequest = new NetworkRequest.Builder()
		.clearCapabilities().build();
		mListenAllCallback = new UpstreamNetworkCallback(LISTEN_ALL);
		mListenAllCallback = new UpstreamNetworkCallback(CALLBACK_LISTEN_ALL);
		cm().registerNetworkCallback(listenAllRequest, mListenAllCallback);

		mDefaultNetworkCallback = new UpstreamNetworkCallback(TRACK_DEFAULT);
		mDefaultNetworkCallback = new UpstreamNetworkCallback(CALLBACK_TRACK_DEFAULT);
		cm().registerDefaultNetworkCallback(mDefaultNetworkCallback);
		}

		@@ -136,30 +136,25 @@ public class UpstreamNetworkMonitor {
		return;
		}

		final NetworkRequest.Builder builder = new NetworkRequest.Builder()
		.addTransportType(NetworkCapabilities.TRANSPORT_CELLULAR);
		if (mDunRequired) {
		builder.removeCapability(NetworkCapabilities.NET_CAPABILITY_NOT_RESTRICTED)
		.addCapability(NetworkCapabilities.NET_CAPABILITY_DUN);
		} else {
		builder.addCapability(NetworkCapabilities.NET_CAPABILITY_INTERNET);
		}
		final NetworkRequest mobileUpstreamRequest = builder.build();
		// The following use of the legacy type system cannot be removed until
		// after upstream selection no longer finds networks by legacy type.
		// See also http://b/34364553 .
		final int legacyType = mDunRequired ? TYPE_MOBILE_DUN : TYPE_MOBILE_HIPRI;

		final NetworkRequest mobileUpstreamRequest = new NetworkRequest.Builder()
		.setCapabilities(ConnectivityManager.networkCapabilitiesForType(legacyType))
		.build();

		// The existing default network and DUN callbacks will be notified.
		// Therefore, to avoid duplicate notifications, we only register a no-op.
		mMobileNetworkCallback = new UpstreamNetworkCallback(MOBILE_REQUEST);
		mMobileNetworkCallback = new UpstreamNetworkCallback(CALLBACK_MOBILE_REQUEST);

		// TODO: Change the timeout from 0 (no onUnavailable callback) to some
		// moderate callback timeout. This might be useful for updating some UI.
		// Additionally, we log a message to aid in any subsequent debugging.
		Log.d(TAG, "requesting mobile upstream network: " + mobileUpstreamRequest);

		// The following use of the legacy type system cannot be removed until
		// after upstream selection no longer finds networks by legacy type.
		// See also b/34364553.
		final int apnType = mDunRequired ? TYPE_MOBILE_DUN : TYPE_MOBILE_HIPRI;
		cm().requestNetwork(mobileUpstreamRequest, mMobileNetworkCallback, 0, apnType);
		cm().requestNetwork(mobileUpstreamRequest, mMobileNetworkCallback, 0, legacyType);
		}

		public void releaseMobileNetworkRequest() {
		@@ -184,17 +179,18 @@ public class UpstreamNetworkMonitor {
		// Always request whatever extra information we can, in case this
		// was already up when start() was called, in which case we would
		// not have been notified of any information that had not changed.
		final NetworkCallback cb =
		(callbackType == TRACK_DEFAULT) ? mDefaultNetworkCallback :
		(callbackType == MOBILE_REQUEST) ? mMobileNetworkCallback : null;
		if (cb != null) {
		final ConnectivityManager cm = cm();
		cm.requestNetworkCapabilities(mDefaultNetworkCallback);
		cm.requestLinkProperties(mDefaultNetworkCallback);
		}

		if (callbackType == TRACK_DEFAULT) {
		switch (callbackType) {
		case CALLBACK_LISTEN_ALL:
		break;
		case CALLBACK_TRACK_DEFAULT:
		cm().requestNetworkCapabilities(mDefaultNetworkCallback);
		cm().requestLinkProperties(mDefaultNetworkCallback);
		mCurrentDefault = network;
		break;
		case CALLBACK_MOBILE_REQUEST:
		cm().requestNetworkCapabilities(mMobileNetworkCallback);
		cm().requestLinkProperties(mMobileNetworkCallback);
		break;
		}

		// Requesting updates for mListenAllCallback is not currently possible
		@@ -262,7 +258,7 @@ public class UpstreamNetworkMonitor {
		}

		private void handleLost(int callbackType, Network network) {
		if (callbackType == TRACK_DEFAULT) {
		if (callbackType == CALLBACK_TRACK_DEFAULT) {
		mCurrentDefault = null;
		// Receiving onLost() for a default network does not necessarily
		// mean the network is gone. We wait for a separate notification

tests/net/java/android/net/ConnectivityManagerTest.java

0 → 100644

+176 −0

Original line number	Diff line number	Diff line
		/*
		* Copyright (C) 2017 The Android Open Source Project
		*
		* Licensed under the Apache License, Version 2.0 (the "License");
		* you may not use this file except in compliance with the License.
		* You may obtain a copy of the License at
		*
		* http://www.apache.org/licenses/LICENSE-2.0
		*
		* Unless required by applicable law or agreed to in writing, software
		* distributed under the License is distributed on an "AS IS" BASIS,
		* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
		* See the License for the specific language governing permissions and
		* limitations under the License.
		*/

		package android.net;

		import static android.net.NetworkCapabilities.NET_CAPABILITY_CBS;
		import static android.net.NetworkCapabilities.NET_CAPABILITY_DUN;
		import static android.net.NetworkCapabilities.NET_CAPABILITY_FOTA;
		import static android.net.NetworkCapabilities.NET_CAPABILITY_IMS;
		import static android.net.NetworkCapabilities.NET_CAPABILITY_INTERNET;
		import static android.net.NetworkCapabilities.NET_CAPABILITY_MMS;
		import static android.net.NetworkCapabilities.NET_CAPABILITY_NOT_RESTRICTED;
		import static android.net.NetworkCapabilities.NET_CAPABILITY_NOT_VPN;
		import static android.net.NetworkCapabilities.NET_CAPABILITY_SUPL;
		import static android.net.NetworkCapabilities.NET_CAPABILITY_TRUSTED;
		import static android.net.NetworkCapabilities.NET_CAPABILITY_WIFI_P2P;
		import static android.net.NetworkCapabilities.TRANSPORT_BLUETOOTH;
		import static android.net.NetworkCapabilities.TRANSPORT_CELLULAR;
		import static android.net.NetworkCapabilities.TRANSPORT_ETHERNET;
		import static android.net.NetworkCapabilities.TRANSPORT_WIFI;

		import static org.junit.Assert.assertFalse;
		import static org.junit.Assert.assertNotNull;
		import static org.junit.Assert.assertNull;
		import static org.junit.Assert.assertTrue;

		import android.net.ConnectivityManager;
		import android.net.NetworkCapabilities;

		import android.support.test.filters.SmallTest;
		import android.support.test.runner.AndroidJUnit4;

		import org.junit.runner.RunWith;
		import org.junit.Test;



		@RunWith(AndroidJUnit4.class)
		@SmallTest
		public class ConnectivityManagerTest {
		static NetworkCapabilities verifyNetworkCapabilities(
		int legacyType, int transportType, int... capabilities) {
		final NetworkCapabilities nc = ConnectivityManager.networkCapabilitiesForType(legacyType);
		assertNotNull(nc);
		assertTrue(nc.hasTransport(transportType));
		for (int capability : capabilities) {
		assertTrue(nc.hasCapability(capability));
		}

		return nc;
		}

		static void verifyUnrestrictedNetworkCapabilities(int legacyType, int transportType) {
		verifyNetworkCapabilities(
		legacyType,
		transportType,
		NET_CAPABILITY_INTERNET,
		NET_CAPABILITY_NOT_RESTRICTED,
		NET_CAPABILITY_NOT_VPN,
		NET_CAPABILITY_TRUSTED);
		}

		static void verifyRestrictedMobileNetworkCapabilities(int legacyType, int capability) {
		final NetworkCapabilities nc = verifyNetworkCapabilities(
		legacyType,
		TRANSPORT_CELLULAR,
		capability,
		NET_CAPABILITY_NOT_VPN,
		NET_CAPABILITY_TRUSTED);

		assertFalse(nc.hasCapability(NET_CAPABILITY_INTERNET));
		assertFalse(nc.hasCapability(NET_CAPABILITY_NOT_RESTRICTED));
		}

		@Test
		public void testNetworkCapabilitiesForTypeMobile() {
		verifyUnrestrictedNetworkCapabilities(
		ConnectivityManager.TYPE_MOBILE, TRANSPORT_CELLULAR);
		}

		@Test
		public void testNetworkCapabilitiesForTypeMobileCbs() {
		verifyRestrictedMobileNetworkCapabilities(
		ConnectivityManager.TYPE_MOBILE_CBS, NET_CAPABILITY_CBS);
		}

		@Test
		public void testNetworkCapabilitiesForTypeMobileDun() {
		verifyRestrictedMobileNetworkCapabilities(
		ConnectivityManager.TYPE_MOBILE_DUN, NET_CAPABILITY_DUN);
		}

		@Test
		public void testNetworkCapabilitiesForTypeMobileFota() {
		verifyRestrictedMobileNetworkCapabilities(
		ConnectivityManager.TYPE_MOBILE_FOTA, NET_CAPABILITY_FOTA);
		}

		@Test
		public void testNetworkCapabilitiesForTypeMobileHipri() {
		verifyUnrestrictedNetworkCapabilities(
		ConnectivityManager.TYPE_MOBILE_HIPRI, TRANSPORT_CELLULAR);
		}

		@Test
		public void testNetworkCapabilitiesForTypeMobileIms() {
		verifyRestrictedMobileNetworkCapabilities(
		ConnectivityManager.TYPE_MOBILE_IMS, NET_CAPABILITY_IMS);
		}

		@Test
		public void testNetworkCapabilitiesForTypeMobileMms() {
		final NetworkCapabilities nc = verifyNetworkCapabilities(
		ConnectivityManager.TYPE_MOBILE_MMS,
		TRANSPORT_CELLULAR,
		NET_CAPABILITY_MMS,
		NET_CAPABILITY_NOT_VPN,
		NET_CAPABILITY_TRUSTED);

		assertFalse(nc.hasCapability(NET_CAPABILITY_INTERNET));
		}

		@Test
		public void testNetworkCapabilitiesForTypeMobileSupl() {
		final NetworkCapabilities nc = verifyNetworkCapabilities(
		ConnectivityManager.TYPE_MOBILE_SUPL,
		TRANSPORT_CELLULAR,
		NET_CAPABILITY_SUPL,
		NET_CAPABILITY_NOT_VPN,
		NET_CAPABILITY_TRUSTED);

		assertFalse(nc.hasCapability(NET_CAPABILITY_INTERNET));
		}

		@Test
		public void testNetworkCapabilitiesForTypeWifi() {
		verifyUnrestrictedNetworkCapabilities(
		ConnectivityManager.TYPE_WIFI, TRANSPORT_WIFI);
		}

		@Test
		public void testNetworkCapabilitiesForTypeWifiP2p() {
		final NetworkCapabilities nc = verifyNetworkCapabilities(
		ConnectivityManager.TYPE_WIFI_P2P,
		TRANSPORT_WIFI,
		NET_CAPABILITY_NOT_RESTRICTED, NET_CAPABILITY_NOT_VPN,
		NET_CAPABILITY_TRUSTED, NET_CAPABILITY_WIFI_P2P);

		assertFalse(nc.hasCapability(NET_CAPABILITY_INTERNET));
		}

		@Test
		public void testNetworkCapabilitiesForTypeBluetooth() {
		verifyUnrestrictedNetworkCapabilities(
		ConnectivityManager.TYPE_BLUETOOTH, TRANSPORT_BLUETOOTH);
		}

		@Test
		public void testNetworkCapabilitiesForTypeEthernet() {
		verifyUnrestrictedNetworkCapabilities(
		ConnectivityManager.TYPE_ETHERNET, TRANSPORT_ETHERNET);
		}
		}