aa24fdeb5d
Not currently setting the atttribution tag for location permission checks. Plumb the attribution tag for all location permision checks (so that location access is correctly attributed to individual components within an app) Bug: 162602799 Test: atest android.net Test: atest com.android.server Change-Id: Iee95f05204f51a4f8cb1f36acfb60e8cdeb156f4
413 lines
17 KiB
Java
413 lines
17 KiB
Java
/*
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* Copyright (C) 2017 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package android.net;
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import static android.net.ConnectivityManager.TYPE_NONE;
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import static android.net.NetworkCapabilities.NET_CAPABILITY_CBS;
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import static android.net.NetworkCapabilities.NET_CAPABILITY_DUN;
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import static android.net.NetworkCapabilities.NET_CAPABILITY_FOTA;
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import static android.net.NetworkCapabilities.NET_CAPABILITY_IMS;
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import static android.net.NetworkCapabilities.NET_CAPABILITY_INTERNET;
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import static android.net.NetworkCapabilities.NET_CAPABILITY_MMS;
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import static android.net.NetworkCapabilities.NET_CAPABILITY_NOT_RESTRICTED;
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import static android.net.NetworkCapabilities.NET_CAPABILITY_NOT_VPN;
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import static android.net.NetworkCapabilities.NET_CAPABILITY_SUPL;
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import static android.net.NetworkCapabilities.NET_CAPABILITY_TRUSTED;
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import static android.net.NetworkCapabilities.NET_CAPABILITY_WIFI_P2P;
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import static android.net.NetworkCapabilities.TRANSPORT_BLUETOOTH;
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import static android.net.NetworkCapabilities.TRANSPORT_CELLULAR;
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import static android.net.NetworkCapabilities.TRANSPORT_ETHERNET;
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import static android.net.NetworkCapabilities.TRANSPORT_WIFI;
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import static android.net.NetworkRequest.Type.BACKGROUND_REQUEST;
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import static android.net.NetworkRequest.Type.REQUEST;
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import static android.net.NetworkRequest.Type.TRACK_DEFAULT;
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import static org.junit.Assert.assertFalse;
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import static org.junit.Assert.assertNotNull;
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import static org.junit.Assert.assertTrue;
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import static org.junit.Assert.fail;
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import static org.mockito.ArgumentMatchers.eq;
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import static org.mockito.ArgumentMatchers.nullable;
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import static org.mockito.Mockito.any;
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import static org.mockito.Mockito.anyBoolean;
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import static org.mockito.Mockito.anyInt;
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import static org.mockito.Mockito.mock;
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import static org.mockito.Mockito.never;
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import static org.mockito.Mockito.reset;
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import static org.mockito.Mockito.timeout;
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import static org.mockito.Mockito.times;
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import static org.mockito.Mockito.verify;
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import static org.mockito.Mockito.when;
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import android.app.PendingIntent;
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import android.content.Context;
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import android.content.pm.ApplicationInfo;
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import android.net.ConnectivityManager.NetworkCallback;
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import android.os.Build.VERSION_CODES;
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import android.os.Bundle;
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import android.os.Handler;
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import android.os.Looper;
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import android.os.Message;
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import android.os.Messenger;
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import androidx.test.filters.SmallTest;
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import androidx.test.runner.AndroidJUnit4;
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import org.junit.Before;
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import org.junit.Test;
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import org.junit.runner.RunWith;
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import org.mockito.ArgumentCaptor;
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import org.mockito.Mock;
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import org.mockito.MockitoAnnotations;
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@RunWith(AndroidJUnit4.class)
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@SmallTest
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public class ConnectivityManagerTest {
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@Mock Context mCtx;
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@Mock IConnectivityManager mService;
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@Before
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public void setUp() {
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MockitoAnnotations.initMocks(this);
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}
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static NetworkCapabilities verifyNetworkCapabilities(
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int legacyType, int transportType, int... capabilities) {
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final NetworkCapabilities nc = ConnectivityManager.networkCapabilitiesForType(legacyType);
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assertNotNull(nc);
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assertTrue(nc.hasTransport(transportType));
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for (int capability : capabilities) {
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assertTrue(nc.hasCapability(capability));
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}
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return nc;
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}
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static void verifyUnrestrictedNetworkCapabilities(int legacyType, int transportType) {
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verifyNetworkCapabilities(
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legacyType,
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transportType,
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NET_CAPABILITY_INTERNET,
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NET_CAPABILITY_NOT_RESTRICTED,
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NET_CAPABILITY_NOT_VPN,
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NET_CAPABILITY_TRUSTED);
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}
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static void verifyRestrictedMobileNetworkCapabilities(int legacyType, int capability) {
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final NetworkCapabilities nc = verifyNetworkCapabilities(
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legacyType,
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TRANSPORT_CELLULAR,
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capability,
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NET_CAPABILITY_NOT_VPN,
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NET_CAPABILITY_TRUSTED);
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assertFalse(nc.hasCapability(NET_CAPABILITY_INTERNET));
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assertFalse(nc.hasCapability(NET_CAPABILITY_NOT_RESTRICTED));
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}
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@Test
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public void testNetworkCapabilitiesForTypeMobile() {
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verifyUnrestrictedNetworkCapabilities(
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ConnectivityManager.TYPE_MOBILE, TRANSPORT_CELLULAR);
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}
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@Test
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public void testNetworkCapabilitiesForTypeMobileCbs() {
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verifyRestrictedMobileNetworkCapabilities(
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ConnectivityManager.TYPE_MOBILE_CBS, NET_CAPABILITY_CBS);
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}
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@Test
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public void testNetworkCapabilitiesForTypeMobileDun() {
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verifyRestrictedMobileNetworkCapabilities(
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ConnectivityManager.TYPE_MOBILE_DUN, NET_CAPABILITY_DUN);
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}
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@Test
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public void testNetworkCapabilitiesForTypeMobileFota() {
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verifyRestrictedMobileNetworkCapabilities(
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ConnectivityManager.TYPE_MOBILE_FOTA, NET_CAPABILITY_FOTA);
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}
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@Test
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public void testNetworkCapabilitiesForTypeMobileHipri() {
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verifyUnrestrictedNetworkCapabilities(
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ConnectivityManager.TYPE_MOBILE_HIPRI, TRANSPORT_CELLULAR);
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}
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@Test
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public void testNetworkCapabilitiesForTypeMobileIms() {
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verifyRestrictedMobileNetworkCapabilities(
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ConnectivityManager.TYPE_MOBILE_IMS, NET_CAPABILITY_IMS);
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}
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@Test
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public void testNetworkCapabilitiesForTypeMobileMms() {
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final NetworkCapabilities nc = verifyNetworkCapabilities(
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ConnectivityManager.TYPE_MOBILE_MMS,
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TRANSPORT_CELLULAR,
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NET_CAPABILITY_MMS,
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NET_CAPABILITY_NOT_VPN,
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NET_CAPABILITY_TRUSTED);
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assertFalse(nc.hasCapability(NET_CAPABILITY_INTERNET));
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}
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@Test
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public void testNetworkCapabilitiesForTypeMobileSupl() {
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final NetworkCapabilities nc = verifyNetworkCapabilities(
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ConnectivityManager.TYPE_MOBILE_SUPL,
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TRANSPORT_CELLULAR,
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NET_CAPABILITY_SUPL,
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NET_CAPABILITY_NOT_VPN,
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NET_CAPABILITY_TRUSTED);
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assertFalse(nc.hasCapability(NET_CAPABILITY_INTERNET));
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}
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@Test
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public void testNetworkCapabilitiesForTypeWifi() {
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verifyUnrestrictedNetworkCapabilities(
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ConnectivityManager.TYPE_WIFI, TRANSPORT_WIFI);
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}
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@Test
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public void testNetworkCapabilitiesForTypeWifiP2p() {
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final NetworkCapabilities nc = verifyNetworkCapabilities(
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ConnectivityManager.TYPE_WIFI_P2P,
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TRANSPORT_WIFI,
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NET_CAPABILITY_NOT_RESTRICTED, NET_CAPABILITY_NOT_VPN,
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NET_CAPABILITY_TRUSTED, NET_CAPABILITY_WIFI_P2P);
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assertFalse(nc.hasCapability(NET_CAPABILITY_INTERNET));
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}
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@Test
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public void testNetworkCapabilitiesForTypeBluetooth() {
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verifyUnrestrictedNetworkCapabilities(
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ConnectivityManager.TYPE_BLUETOOTH, TRANSPORT_BLUETOOTH);
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}
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@Test
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public void testNetworkCapabilitiesForTypeEthernet() {
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verifyUnrestrictedNetworkCapabilities(
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ConnectivityManager.TYPE_ETHERNET, TRANSPORT_ETHERNET);
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}
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@Test
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public void testCallbackRelease() throws Exception {
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ConnectivityManager manager = new ConnectivityManager(mCtx, mService);
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NetworkRequest request = makeRequest(1);
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NetworkCallback callback = mock(ConnectivityManager.NetworkCallback.class);
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Handler handler = new Handler(Looper.getMainLooper());
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ArgumentCaptor<Messenger> captor = ArgumentCaptor.forClass(Messenger.class);
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// register callback
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when(mService.requestNetwork(any(), anyInt(), captor.capture(), anyInt(), any(), anyInt(),
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any(), nullable(String.class))).thenReturn(request);
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manager.requestNetwork(request, callback, handler);
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// callback triggers
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captor.getValue().send(makeMessage(request, ConnectivityManager.CALLBACK_AVAILABLE));
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verify(callback, timeout(500).times(1)).onAvailable(any(Network.class),
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any(NetworkCapabilities.class), any(LinkProperties.class), anyBoolean());
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// unregister callback
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manager.unregisterNetworkCallback(callback);
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verify(mService, times(1)).releaseNetworkRequest(request);
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// callback does not trigger anymore.
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captor.getValue().send(makeMessage(request, ConnectivityManager.CALLBACK_LOSING));
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verify(callback, timeout(500).times(0)).onLosing(any(), anyInt());
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}
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@Test
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public void testCallbackRecycling() throws Exception {
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ConnectivityManager manager = new ConnectivityManager(mCtx, mService);
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NetworkRequest req1 = makeRequest(1);
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NetworkRequest req2 = makeRequest(2);
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NetworkCallback callback = mock(ConnectivityManager.NetworkCallback.class);
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Handler handler = new Handler(Looper.getMainLooper());
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ArgumentCaptor<Messenger> captor = ArgumentCaptor.forClass(Messenger.class);
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// register callback
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when(mService.requestNetwork(any(), anyInt(), captor.capture(), anyInt(), any(), anyInt(),
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any(), nullable(String.class))).thenReturn(req1);
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manager.requestNetwork(req1, callback, handler);
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// callback triggers
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captor.getValue().send(makeMessage(req1, ConnectivityManager.CALLBACK_AVAILABLE));
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verify(callback, timeout(100).times(1)).onAvailable(any(Network.class),
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any(NetworkCapabilities.class), any(LinkProperties.class), anyBoolean());
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// unregister callback
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manager.unregisterNetworkCallback(callback);
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verify(mService, times(1)).releaseNetworkRequest(req1);
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// callback does not trigger anymore.
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captor.getValue().send(makeMessage(req1, ConnectivityManager.CALLBACK_LOSING));
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verify(callback, timeout(100).times(0)).onLosing(any(), anyInt());
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// callback can be registered again
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when(mService.requestNetwork(any(), anyInt(), captor.capture(), anyInt(), any(), anyInt(),
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any(), nullable(String.class))).thenReturn(req2);
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manager.requestNetwork(req2, callback, handler);
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// callback triggers
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captor.getValue().send(makeMessage(req2, ConnectivityManager.CALLBACK_LOST));
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verify(callback, timeout(100).times(1)).onLost(any());
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// unregister callback
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manager.unregisterNetworkCallback(callback);
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verify(mService, times(1)).releaseNetworkRequest(req2);
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}
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// TODO: turn on this test when request callback 1:1 mapping is enforced
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//@Test
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private void noDoubleCallbackRegistration() throws Exception {
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ConnectivityManager manager = new ConnectivityManager(mCtx, mService);
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NetworkRequest request = makeRequest(1);
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NetworkCallback callback = new ConnectivityManager.NetworkCallback();
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ApplicationInfo info = new ApplicationInfo();
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// TODO: update version when starting to enforce 1:1 mapping
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info.targetSdkVersion = VERSION_CODES.N_MR1 + 1;
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when(mCtx.getApplicationInfo()).thenReturn(info);
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when(mService.requestNetwork(any(), anyInt(), any(), anyInt(), any(), anyInt(), any(),
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nullable(String.class))).thenReturn(request);
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Handler handler = new Handler(Looper.getMainLooper());
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manager.requestNetwork(request, callback, handler);
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// callback is already registered, reregistration should fail.
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Class<IllegalArgumentException> wantException = IllegalArgumentException.class;
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expectThrowable(() -> manager.requestNetwork(request, callback), wantException);
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manager.unregisterNetworkCallback(callback);
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verify(mService, times(1)).releaseNetworkRequest(request);
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// unregistering the callback should make it registrable again.
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manager.requestNetwork(request, callback);
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}
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@Test
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public void testArgumentValidation() throws Exception {
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ConnectivityManager manager = new ConnectivityManager(mCtx, mService);
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NetworkRequest request = mock(NetworkRequest.class);
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NetworkCallback callback = mock(NetworkCallback.class);
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Handler handler = mock(Handler.class);
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NetworkCallback nullCallback = null;
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PendingIntent nullIntent = null;
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mustFail(() -> { manager.requestNetwork(null, callback); });
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mustFail(() -> { manager.requestNetwork(request, nullCallback); });
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mustFail(() -> { manager.requestNetwork(request, callback, null); });
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mustFail(() -> { manager.requestNetwork(request, callback, -1); });
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mustFail(() -> { manager.requestNetwork(request, nullIntent); });
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mustFail(() -> { manager.registerNetworkCallback(null, callback, handler); });
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mustFail(() -> { manager.registerNetworkCallback(request, null, handler); });
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mustFail(() -> { manager.registerNetworkCallback(request, callback, null); });
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mustFail(() -> { manager.registerNetworkCallback(request, nullIntent); });
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mustFail(() -> { manager.registerDefaultNetworkCallback(null, handler); });
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mustFail(() -> { manager.registerDefaultNetworkCallback(callback, null); });
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mustFail(() -> { manager.unregisterNetworkCallback(nullCallback); });
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mustFail(() -> { manager.unregisterNetworkCallback(nullIntent); });
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mustFail(() -> { manager.releaseNetworkRequest(nullIntent); });
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}
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static void mustFail(Runnable fn) {
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try {
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fn.run();
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fail();
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} catch (Exception expected) {
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}
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}
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@Test
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public void testRequestType() throws Exception {
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final String testPkgName = "MyPackage";
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final String testAttributionTag = "MyTag";
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final ConnectivityManager manager = new ConnectivityManager(mCtx, mService);
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when(mCtx.getOpPackageName()).thenReturn(testPkgName);
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when(mCtx.getAttributionTag()).thenReturn(testAttributionTag);
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final NetworkRequest request = makeRequest(1);
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final NetworkCallback callback = new ConnectivityManager.NetworkCallback();
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manager.requestNetwork(request, callback);
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verify(mService).requestNetwork(eq(request.networkCapabilities),
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eq(REQUEST.ordinal()), any(), anyInt(), any(), eq(TYPE_NONE),
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eq(testPkgName), eq(testAttributionTag));
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reset(mService);
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// Verify that register network callback does not calls requestNetwork at all.
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manager.registerNetworkCallback(request, callback);
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verify(mService, never()).requestNetwork(any(), anyInt(), any(), anyInt(), any(),
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anyInt(), any(), any());
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verify(mService).listenForNetwork(eq(request.networkCapabilities), any(), any(),
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eq(testPkgName), eq(testAttributionTag));
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reset(mService);
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manager.registerDefaultNetworkCallback(callback);
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verify(mService).requestNetwork(eq(null),
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eq(TRACK_DEFAULT.ordinal()), any(), anyInt(), any(), eq(TYPE_NONE),
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eq(testPkgName), eq(testAttributionTag));
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reset(mService);
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manager.requestBackgroundNetwork(request, null, callback);
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verify(mService).requestNetwork(eq(request.networkCapabilities),
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eq(BACKGROUND_REQUEST.ordinal()), any(), anyInt(), any(), eq(TYPE_NONE),
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eq(testPkgName), eq(testAttributionTag));
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reset(mService);
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}
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static Message makeMessage(NetworkRequest req, int messageType) {
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Bundle bundle = new Bundle();
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bundle.putParcelable(NetworkRequest.class.getSimpleName(), req);
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// Pass default objects as we don't care which get passed here
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bundle.putParcelable(Network.class.getSimpleName(), new Network(1));
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bundle.putParcelable(NetworkCapabilities.class.getSimpleName(), new NetworkCapabilities());
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bundle.putParcelable(LinkProperties.class.getSimpleName(), new LinkProperties());
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Message msg = Message.obtain();
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msg.what = messageType;
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msg.setData(bundle);
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return msg;
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}
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static NetworkRequest makeRequest(int requestId) {
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NetworkRequest request = new NetworkRequest.Builder().clearCapabilities().build();
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return new NetworkRequest(request.networkCapabilities, ConnectivityManager.TYPE_NONE,
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requestId, NetworkRequest.Type.NONE);
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}
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static void expectThrowable(Runnable block, Class<? extends Throwable> throwableType) {
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try {
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block.run();
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} catch (Throwable t) {
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if (t.getClass().equals(throwableType)) {
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return;
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}
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fail("expected exception of type " + throwableType + ", but was " + t.getClass());
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}
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fail("expected exception of type " + throwableType);
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}
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}
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