| /* |
| * Copyright (C) 2011 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 com.android.server.net; |
| |
| import static android.net.NetworkStats.DEFAULT_NETWORK_ALL; |
| import static android.net.NetworkStats.DEFAULT_NETWORK_NO; |
| import static android.net.NetworkStats.METERED_ALL; |
| import static android.net.NetworkStats.METERED_NO; |
| import static android.net.NetworkStats.ROAMING_ALL; |
| import static android.net.NetworkStats.ROAMING_NO; |
| import static android.net.NetworkStats.SET_ALL; |
| import static android.net.NetworkStats.SET_DEFAULT; |
| import static android.net.NetworkStats.SET_FOREGROUND; |
| import static android.net.NetworkStats.TAG_NONE; |
| import static android.net.NetworkStats.UID_ALL; |
| |
| import static com.android.server.NetworkManagementSocketTagger.kernelToTag; |
| |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.fail; |
| |
| import android.content.res.Resources; |
| import android.net.NetworkStats; |
| import android.net.TrafficStats; |
| import android.net.UnderlyingNetworkInfo; |
| |
| import androidx.test.InstrumentationRegistry; |
| import androidx.test.filters.SmallTest; |
| import androidx.test.runner.AndroidJUnit4; |
| |
| import com.android.frameworks.tests.net.R; |
| |
| import libcore.io.IoUtils; |
| import libcore.io.Streams; |
| |
| import org.junit.After; |
| import org.junit.Before; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| |
| import java.io.File; |
| import java.io.FileOutputStream; |
| import java.io.FileWriter; |
| import java.io.InputStream; |
| import java.io.OutputStream; |
| |
| /** Tests for {@link NetworkStatsFactory}. */ |
| @RunWith(AndroidJUnit4.class) |
| @SmallTest |
| public class NetworkStatsFactoryTest extends NetworkStatsBaseTest { |
| private static final String CLAT_PREFIX = "v4-"; |
| |
| private File mTestProc; |
| private NetworkStatsFactory mFactory; |
| |
| @Before |
| public void setUp() throws Exception { |
| mTestProc = new File(InstrumentationRegistry.getContext().getFilesDir(), "proc"); |
| if (mTestProc.exists()) { |
| IoUtils.deleteContents(mTestProc); |
| } |
| |
| // The libandroid_servers which have the native method is not available to |
| // applications. So in order to have a test support native library, the native code |
| // related to networkStatsFactory is compiled to a minimal native library and loaded here. |
| System.loadLibrary("networkstatsfactorytestjni"); |
| mFactory = new NetworkStatsFactory(mTestProc, false); |
| mFactory.updateUnderlyingNetworkInfos(new UnderlyingNetworkInfo[0]); |
| } |
| |
| @After |
| public void tearDown() throws Exception { |
| mFactory = null; |
| |
| if (mTestProc.exists()) { |
| IoUtils.deleteContents(mTestProc); |
| } |
| } |
| |
| @Test |
| public void testNetworkStatsDetail() throws Exception { |
| final NetworkStats stats = parseDetailedStats(R.raw.xt_qtaguid_typical); |
| |
| assertEquals(70, stats.size()); |
| assertStatsEntry(stats, "wlan0", 0, SET_DEFAULT, 0x0, 18621L, 2898L); |
| assertStatsEntry(stats, "wlan0", 10011, SET_DEFAULT, 0x0, 35777L, 5718L); |
| assertStatsEntry(stats, "wlan0", 10021, SET_DEFAULT, 0x7fffff01, 562386L, 49228L); |
| assertStatsEntry(stats, "rmnet1", 10021, SET_DEFAULT, 0x30100000, 219110L, 227423L); |
| assertStatsEntry(stats, "rmnet2", 10001, SET_DEFAULT, 0x0, 1125899906842624L, 984L); |
| } |
| |
| @Test |
| public void testVpnRewriteTrafficThroughItself() throws Exception { |
| UnderlyingNetworkInfo[] underlyingNetworkInfos = |
| new UnderlyingNetworkInfo[] {createVpnInfo(new String[] {TEST_IFACE})}; |
| mFactory.updateUnderlyingNetworkInfos(underlyingNetworkInfos); |
| |
| // create some traffic (assume 10 bytes of MTU for VPN interface and 1 byte encryption |
| // overhead per packet): |
| // |
| // 1000 bytes (100 packets) were sent, and 2000 bytes (200 packets) were received by UID_RED |
| // over VPN. |
| // 500 bytes (50 packets) were sent, and 1000 bytes (100 packets) were received by UID_BLUE |
| // over VPN. |
| // |
| // VPN UID rewrites packets read from TUN back to TUN, plus some of its own traffic |
| |
| final NetworkStats tunStats = parseDetailedStats(R.raw.xt_qtaguid_vpn_rewrite_through_self); |
| |
| assertValues(tunStats, TUN_IFACE, UID_RED, SET_ALL, TAG_NONE, METERED_ALL, ROAMING_ALL, |
| DEFAULT_NETWORK_ALL, 2000L, 200L, 1000L, 100L, 0); |
| assertValues(tunStats, TUN_IFACE, UID_BLUE, SET_ALL, TAG_NONE, METERED_ALL, ROAMING_ALL, |
| DEFAULT_NETWORK_ALL, 1000L, 100L, 500L, 50L, 0); |
| assertValues(tunStats, TUN_IFACE, UID_VPN, SET_ALL, TAG_NONE, METERED_ALL, ROAMING_ALL, |
| DEFAULT_NETWORK_ALL, 0L, 0L, 1600L, 160L, 0); |
| |
| assertValues(tunStats, TEST_IFACE, UID_RED, 2000L, 200L, 1000L, 100L); |
| assertValues(tunStats, TEST_IFACE, UID_BLUE, 1000L, 100L, 500L, 50L); |
| assertValues(tunStats, TEST_IFACE, UID_VPN, 300L, 0L, 260L, 26L); |
| } |
| |
| @Test |
| public void testVpnWithClat() throws Exception { |
| final UnderlyingNetworkInfo[] underlyingNetworkInfos = new UnderlyingNetworkInfo[] { |
| createVpnInfo(new String[] {CLAT_PREFIX + TEST_IFACE})}; |
| mFactory.updateUnderlyingNetworkInfos(underlyingNetworkInfos); |
| mFactory.noteStackedIface(CLAT_PREFIX + TEST_IFACE, TEST_IFACE); |
| |
| // create some traffic (assume 10 bytes of MTU for VPN interface and 1 byte encryption |
| // overhead per packet): |
| // 1000 bytes (100 packets) were sent, and 2000 bytes (200 packets) were received by UID_RED |
| // over VPN. |
| // 500 bytes (50 packets) were sent, and 1000 bytes (100 packets) were received by UID_BLUE |
| // over VPN. |
| // VPN sent 1650 bytes (150 packets), and received 3300 (300 packets) over v4-WiFi, and clat |
| // added 20 bytes per packet of extra overhead |
| // |
| // For 1650 bytes sent over v4-WiFi, 4650 bytes were actually sent over WiFi, which is |
| // expected to be split as follows: |
| // UID_RED: 1000 bytes, 100 packets |
| // UID_BLUE: 500 bytes, 50 packets |
| // UID_VPN: 3150 bytes, 0 packets |
| // |
| // For 3300 bytes received over v4-WiFi, 9300 bytes were actually sent over WiFi, which is |
| // expected to be split as follows: |
| // UID_RED: 2000 bytes, 200 packets |
| // UID_BLUE: 1000 bytes, 100 packets |
| // UID_VPN: 6300 bytes, 0 packets |
| final NetworkStats tunStats = parseDetailedStats(R.raw.xt_qtaguid_vpn_with_clat); |
| |
| assertValues(tunStats, CLAT_PREFIX + TEST_IFACE, UID_RED, 2000L, 200L, 1000, 100L); |
| assertValues(tunStats, CLAT_PREFIX + TEST_IFACE, UID_BLUE, 1000L, 100L, 500L, 50L); |
| assertValues(tunStats, CLAT_PREFIX + TEST_IFACE, UID_VPN, 6300L, 0L, 3150L, 0L); |
| } |
| |
| @Test |
| public void testVpnWithOneUnderlyingIface() throws Exception { |
| final UnderlyingNetworkInfo[] underlyingNetworkInfos = |
| new UnderlyingNetworkInfo[] {createVpnInfo(new String[] {TEST_IFACE})}; |
| mFactory.updateUnderlyingNetworkInfos(underlyingNetworkInfos); |
| |
| // create some traffic (assume 10 bytes of MTU for VPN interface and 1 byte encryption |
| // overhead per packet): |
| // 1000 bytes (100 packets) were sent, and 2000 bytes (200 packets) were received by UID_RED |
| // over VPN. |
| // 500 bytes (50 packets) were sent, and 1000 bytes (100 packets) were received by UID_BLUE |
| // over VPN. |
| // VPN sent 1650 bytes (150 packets), and received 3300 (300 packets) over WiFi. |
| // Of 1650 bytes sent over WiFi, expect 1000 bytes attributed to UID_RED, 500 bytes |
| // attributed to UID_BLUE, and 150 bytes attributed to UID_VPN. |
| // Of 3300 bytes received over WiFi, expect 2000 bytes attributed to UID_RED, 1000 bytes |
| // attributed to UID_BLUE, and 300 bytes attributed to UID_VPN. |
| final NetworkStats tunStats = parseDetailedStats(R.raw.xt_qtaguid_vpn_one_underlying); |
| |
| assertValues(tunStats, TEST_IFACE, UID_RED, 2000L, 200L, 1000L, 100L); |
| assertValues(tunStats, TEST_IFACE, UID_BLUE, 1000L, 100L, 500L, 50L); |
| assertValues(tunStats, TEST_IFACE, UID_VPN, 300L, 0L, 150L, 0L); |
| } |
| |
| @Test |
| public void testVpnWithOneUnderlyingIfaceAndOwnTraffic() throws Exception { |
| // WiFi network is connected and VPN is using WiFi (which has TEST_IFACE). |
| final UnderlyingNetworkInfo[] underlyingNetworkInfos = |
| new UnderlyingNetworkInfo[] {createVpnInfo(new String[] {TEST_IFACE})}; |
| mFactory.updateUnderlyingNetworkInfos(underlyingNetworkInfos); |
| |
| // create some traffic (assume 10 bytes of MTU for VPN interface and 1 byte encryption |
| // overhead per packet): |
| // 1000 bytes (100 packets) were sent, and 2000 bytes (200 packets) were received by UID_RED |
| // over VPN. |
| // 500 bytes (50 packets) were sent, and 1000 bytes (100 packets) were received by UID_BLUE |
| // over VPN. |
| // Additionally, the VPN sends 6000 bytes (600 packets) of its own traffic into the tun |
| // interface (passing that traffic to the VPN endpoint), and receives 5000 bytes (500 |
| // packets) from it. Including overhead that is 6600/5500 bytes. |
| // VPN sent 8250 bytes (750 packets), and received 8800 (800 packets) over WiFi. |
| // Of 8250 bytes sent over WiFi, expect 1000 bytes attributed to UID_RED, 500 bytes |
| // attributed to UID_BLUE, and 6750 bytes attributed to UID_VPN. |
| // Of 8800 bytes received over WiFi, expect 2000 bytes attributed to UID_RED, 1000 bytes |
| // attributed to UID_BLUE, and 5800 bytes attributed to UID_VPN. |
| final NetworkStats tunStats = |
| parseDetailedStats(R.raw.xt_qtaguid_vpn_one_underlying_own_traffic); |
| |
| assertValues(tunStats, TEST_IFACE, UID_RED, 2000L, 200L, 1000L, 100L); |
| assertValues(tunStats, TEST_IFACE, UID_BLUE, 1000L, 100L, 500L, 50L); |
| assertValues(tunStats, TEST_IFACE, UID_VPN, 5800L, 500L, 6750L, 600L); |
| } |
| |
| @Test |
| public void testVpnWithOneUnderlyingIface_withCompression() throws Exception { |
| // WiFi network is connected and VPN is using WiFi (which has TEST_IFACE). |
| final UnderlyingNetworkInfo[] underlyingNetworkInfos = |
| new UnderlyingNetworkInfo[] {createVpnInfo(new String[] {TEST_IFACE})}; |
| mFactory.updateUnderlyingNetworkInfos(underlyingNetworkInfos); |
| |
| // create some traffic (assume 10 bytes of MTU for VPN interface and 1 byte encryption |
| // overhead per packet): |
| // 1000 bytes (100 packets) were sent/received by UID_RED over VPN. |
| // 3000 bytes (300 packets) were sent/received by UID_BLUE over VPN. |
| // VPN sent/received 1000 bytes (100 packets) over WiFi. |
| // Of 1000 bytes over WiFi, expect 250 bytes attributed UID_RED and 750 bytes to UID_BLUE, |
| // with nothing attributed to UID_VPN for both rx/tx traffic. |
| final NetworkStats tunStats = |
| parseDetailedStats(R.raw.xt_qtaguid_vpn_one_underlying_compression); |
| |
| assertValues(tunStats, TEST_IFACE, UID_RED, 250L, 25L, 250L, 25L); |
| assertValues(tunStats, TEST_IFACE, UID_BLUE, 750L, 75L, 750L, 75L); |
| assertValues(tunStats, TEST_IFACE, UID_VPN, 0L, 0L, 0L, 0L); |
| } |
| |
| @Test |
| public void testVpnWithTwoUnderlyingIfaces_packetDuplication() throws Exception { |
| // WiFi and Cell networks are connected and VPN is using WiFi (which has TEST_IFACE) and |
| // Cell (which has TEST_IFACE2) and has declared both of them in its underlying network set. |
| // Additionally, VPN is duplicating traffic across both WiFi and Cell. |
| final UnderlyingNetworkInfo[] underlyingNetworkInfos = |
| new UnderlyingNetworkInfo[] {createVpnInfo(new String[] {TEST_IFACE, TEST_IFACE2})}; |
| mFactory.updateUnderlyingNetworkInfos(underlyingNetworkInfos); |
| |
| // create some traffic (assume 10 bytes of MTU for VPN interface and 1 byte encryption |
| // overhead per packet): |
| // 1000 bytes (100 packets) were sent/received by UID_RED and UID_BLUE over VPN. |
| // VPN sent/received 4400 bytes (400 packets) over both WiFi and Cell (8800 bytes in total). |
| // Of 8800 bytes over WiFi/Cell, expect: |
| // - 500 bytes rx/tx each over WiFi/Cell attributed to both UID_RED and UID_BLUE. |
| // - 1200 bytes rx/tx each over WiFi/Cell for VPN_UID. |
| final NetworkStats tunStats = |
| parseDetailedStats(R.raw.xt_qtaguid_vpn_two_underlying_duplication); |
| |
| assertValues(tunStats, TEST_IFACE, UID_RED, 500L, 50L, 500L, 50L); |
| assertValues(tunStats, TEST_IFACE, UID_BLUE, 500L, 50L, 500L, 50L); |
| assertValues(tunStats, TEST_IFACE, UID_VPN, 1200L, 100L, 1200L, 100L); |
| assertValues(tunStats, TEST_IFACE2, UID_RED, 500L, 50L, 500L, 50L); |
| assertValues(tunStats, TEST_IFACE2, UID_BLUE, 500L, 50L, 500L, 50L); |
| assertValues(tunStats, TEST_IFACE2, UID_VPN, 1200L, 100L, 1200L, 100L); |
| } |
| |
| @Test |
| public void testConcurrentVpns() throws Exception { |
| // Assume two VPNs are connected on two different network interfaces. VPN1 is using |
| // TEST_IFACE and VPN2 is using TEST_IFACE2. |
| final UnderlyingNetworkInfo[] underlyingNetworkInfos = new UnderlyingNetworkInfo[] { |
| createVpnInfo(TUN_IFACE, new String[] {TEST_IFACE}), |
| createVpnInfo(TUN_IFACE2, new String[] {TEST_IFACE2})}; |
| mFactory.updateUnderlyingNetworkInfos(underlyingNetworkInfos); |
| |
| // create some traffic (assume 10 bytes of MTU for VPN interface and 1 byte encryption |
| // overhead per packet): |
| // 1000 bytes (100 packets) were sent, and 2000 bytes (200 packets) were received by UID_RED |
| // over VPN1. |
| // 700 bytes (70 packets) were sent, and 3000 bytes (300 packets) were received by UID_RED |
| // over VPN2. |
| // 500 bytes (50 packets) were sent, and 1000 bytes (100 packets) were received by UID_BLUE |
| // over VPN1. |
| // 250 bytes (25 packets) were sent, and 500 bytes (50 packets) were received by UID_BLUE |
| // over VPN2. |
| // VPN1 sent 1650 bytes (150 packets), and received 3300 (300 packets) over TEST_IFACE. |
| // Of 1650 bytes sent over WiFi, expect 1000 bytes attributed to UID_RED, 500 bytes |
| // attributed to UID_BLUE, and 150 bytes attributed to UID_VPN. |
| // Of 3300 bytes received over WiFi, expect 2000 bytes attributed to UID_RED, 1000 bytes |
| // attributed to UID_BLUE, and 300 bytes attributed to UID_VPN. |
| // VPN2 sent 1045 bytes (95 packets), and received 3850 (350 packets) over TEST_IFACE2. |
| // Of 1045 bytes sent over Cell, expect 700 bytes attributed to UID_RED, 250 bytes |
| // attributed to UID_BLUE, and 95 bytes attributed to UID_VPN. |
| // Of 3850 bytes received over Cell, expect 3000 bytes attributed to UID_RED, 500 bytes |
| // attributed to UID_BLUE, and 350 bytes attributed to UID_VPN. |
| final NetworkStats tunStats = |
| parseDetailedStats(R.raw.xt_qtaguid_vpn_one_underlying_two_vpn); |
| |
| assertValues(tunStats, TEST_IFACE, UID_RED, 2000L, 200L, 1000L, 100L); |
| assertValues(tunStats, TEST_IFACE, UID_BLUE, 1000L, 100L, 500L, 50L); |
| assertValues(tunStats, TEST_IFACE2, UID_RED, 3000L, 300L, 700L, 70L); |
| assertValues(tunStats, TEST_IFACE2, UID_BLUE, 500L, 50L, 250L, 25L); |
| assertValues(tunStats, TEST_IFACE, UID_VPN, 300L, 0L, 150L, 0L); |
| assertValues(tunStats, TEST_IFACE2, UID_VPN, 350L, 0L, 95L, 0L); |
| } |
| |
| @Test |
| public void testVpnWithTwoUnderlyingIfaces_splitTraffic() throws Exception { |
| // WiFi and Cell networks are connected and VPN is using WiFi (which has TEST_IFACE) and |
| // Cell (which has TEST_IFACE2) and has declared both of them in its underlying network set. |
| // Additionally, VPN is arbitrarily splitting traffic across WiFi and Cell. |
| final UnderlyingNetworkInfo[] underlyingNetworkInfos = |
| new UnderlyingNetworkInfo[] {createVpnInfo(new String[] {TEST_IFACE, TEST_IFACE2})}; |
| mFactory.updateUnderlyingNetworkInfos(underlyingNetworkInfos); |
| |
| // create some traffic (assume 10 bytes of MTU for VPN interface and 1 byte encryption |
| // overhead per packet): |
| // 1000 bytes (100 packets) were sent, and 500 bytes (50 packets) received by UID_RED over |
| // VPN. |
| // VPN sent 660 bytes (60 packets) over WiFi and 440 bytes (40 packets) over Cell. |
| // And, it received 330 bytes (30 packets) over WiFi and 220 bytes (20 packets) over Cell. |
| // For UID_RED, expect 600 bytes attributed over WiFi and 400 bytes over Cell for sent (tx) |
| // traffic. For received (rx) traffic, expect 300 bytes over WiFi and 200 bytes over Cell. |
| // |
| // For UID_VPN, expect 60 bytes attributed over WiFi and 40 bytes over Cell for tx traffic. |
| // And, 30 bytes over WiFi and 20 bytes over Cell for rx traffic. |
| final NetworkStats tunStats = parseDetailedStats(R.raw.xt_qtaguid_vpn_two_underlying_split); |
| |
| assertValues(tunStats, TEST_IFACE, UID_RED, 300L, 30L, 600L, 60L); |
| assertValues(tunStats, TEST_IFACE, UID_VPN, 30L, 0L, 60L, 0L); |
| assertValues(tunStats, TEST_IFACE2, UID_RED, 200L, 20L, 400L, 40L); |
| assertValues(tunStats, TEST_IFACE2, UID_VPN, 20L, 0L, 40L, 0L); |
| } |
| |
| @Test |
| public void testVpnWithTwoUnderlyingIfaces_splitTrafficWithCompression() throws Exception { |
| // WiFi and Cell networks are connected and VPN is using WiFi (which has TEST_IFACE) and |
| // Cell (which has TEST_IFACE2) and has declared both of them in its underlying network set. |
| // Additionally, VPN is arbitrarily splitting compressed traffic across WiFi and Cell. |
| final UnderlyingNetworkInfo[] underlyingNetworkInfos = |
| new UnderlyingNetworkInfo[] {createVpnInfo(new String[] {TEST_IFACE, TEST_IFACE2})}; |
| mFactory.updateUnderlyingNetworkInfos(underlyingNetworkInfos); |
| |
| // create some traffic (assume 10 bytes of MTU for VPN interface: |
| // 1000 bytes (100 packets) were sent/received by UID_RED over VPN. |
| // VPN sent/received 600 bytes (60 packets) over WiFi and 200 bytes (20 packets) over Cell. |
| // For UID_RED, expect 600 bytes attributed over WiFi and 200 bytes over Cell for both |
| // rx/tx. |
| // UID_VPN gets nothing attributed to it (avoiding negative stats). |
| final NetworkStats tunStats = |
| parseDetailedStats(R.raw.xt_qtaguid_vpn_two_underlying_split_compression); |
| |
| assertValues(tunStats, TEST_IFACE, UID_RED, 600L, 60L, 600L, 60L); |
| assertValues(tunStats, TEST_IFACE, UID_VPN, 0L, 0L, 0L, 0L); |
| assertValues(tunStats, TEST_IFACE2, UID_RED, 200L, 20L, 200L, 20L); |
| assertValues(tunStats, TEST_IFACE2, UID_VPN, 0L, 0L, 0L, 0L); |
| } |
| |
| @Test |
| public void testVpnWithIncorrectUnderlyingIface() throws Exception { |
| // WiFi and Cell networks are connected and VPN is using Cell (which has TEST_IFACE2), |
| // but has declared only WiFi (TEST_IFACE) in its underlying network set. |
| final UnderlyingNetworkInfo[] underlyingNetworkInfos = |
| new UnderlyingNetworkInfo[] {createVpnInfo(new String[] {TEST_IFACE})}; |
| mFactory.updateUnderlyingNetworkInfos(underlyingNetworkInfos); |
| |
| // create some traffic (assume 10 bytes of MTU for VPN interface and 1 byte encryption |
| // overhead per packet): |
| // 1000 bytes (100 packets) were sent/received by UID_RED over VPN. |
| // VPN sent/received 1100 bytes (100 packets) over Cell. |
| // Of 1100 bytes over Cell, expect all of it attributed to UID_VPN for both rx/tx traffic. |
| final NetworkStats tunStats = parseDetailedStats(R.raw.xt_qtaguid_vpn_incorrect_iface); |
| |
| assertValues(tunStats, TEST_IFACE, UID_RED, 0L, 0L, 0L, 0L); |
| assertValues(tunStats, TEST_IFACE, UID_VPN, 0L, 0L, 0L, 0L); |
| assertValues(tunStats, TEST_IFACE2, UID_RED, 0L, 0L, 0L, 0L); |
| assertValues(tunStats, TEST_IFACE2, UID_VPN, 1100L, 100L, 1100L, 100L); |
| } |
| |
| @Test |
| public void testKernelTags() throws Exception { |
| assertEquals(0, kernelToTag("0x0000000000000000")); |
| assertEquals(0x32, kernelToTag("0x0000003200000000")); |
| assertEquals(2147483647, kernelToTag("0x7fffffff00000000")); |
| assertEquals(0, kernelToTag("0x0000000000000000")); |
| assertEquals(2147483136, kernelToTag("0x7FFFFE0000000000")); |
| |
| assertEquals(0, kernelToTag("0x0")); |
| assertEquals(0, kernelToTag("0xf00d")); |
| assertEquals(1, kernelToTag("0x100000000")); |
| assertEquals(14438007, kernelToTag("0xdc4e7700000000")); |
| assertEquals(TrafficStats.TAG_SYSTEM_DOWNLOAD, kernelToTag("0xffffff0100000000")); |
| } |
| |
| @Test |
| public void testNetworkStatsWithSet() throws Exception { |
| final NetworkStats stats = parseDetailedStats(R.raw.xt_qtaguid_typical); |
| assertEquals(70, stats.size()); |
| assertStatsEntry(stats, "rmnet1", 10021, SET_DEFAULT, 0x30100000, 219110L, 578L, 227423L, |
| 676L); |
| assertStatsEntry(stats, "rmnet1", 10021, SET_FOREGROUND, 0x30100000, 742L, 3L, 1265L, 3L); |
| } |
| |
| @Test |
| public void testNetworkStatsSingle() throws Exception { |
| stageFile(R.raw.xt_qtaguid_iface_typical, file("net/xt_qtaguid/iface_stat_all")); |
| |
| final NetworkStats stats = mFactory.readNetworkStatsSummaryDev(); |
| assertEquals(6, stats.size()); |
| assertStatsEntry(stats, "rmnet0", UID_ALL, SET_ALL, TAG_NONE, 2112L, 24L, 700L, 10L); |
| assertStatsEntry(stats, "test1", UID_ALL, SET_ALL, TAG_NONE, 6L, 8L, 10L, 12L); |
| assertStatsEntry(stats, "test2", UID_ALL, SET_ALL, TAG_NONE, 1L, 2L, 3L, 4L); |
| } |
| |
| @Test |
| public void testNetworkStatsXt() throws Exception { |
| stageFile(R.raw.xt_qtaguid_iface_fmt_typical, file("net/xt_qtaguid/iface_stat_fmt")); |
| |
| final NetworkStats stats = mFactory.readNetworkStatsSummaryXt(); |
| assertEquals(3, stats.size()); |
| assertStatsEntry(stats, "rmnet0", UID_ALL, SET_ALL, TAG_NONE, 6824L, 16L, 5692L, 10L); |
| assertStatsEntry(stats, "rmnet1", UID_ALL, SET_ALL, TAG_NONE, 11153922L, 8051L, 190226L, |
| 2468L); |
| assertStatsEntry(stats, "rmnet2", UID_ALL, SET_ALL, TAG_NONE, 4968L, 35L, 3081L, 39L); |
| } |
| |
| @Test |
| public void testDoubleClatAccountingSimple() throws Exception { |
| mFactory.noteStackedIface("v4-wlan0", "wlan0"); |
| |
| // xt_qtaguid_with_clat_simple is a synthetic file that simulates |
| // - 213 received 464xlat packets of size 200 bytes |
| // - 41 sent 464xlat packets of size 100 bytes |
| // - no other traffic on base interface for root uid. |
| NetworkStats stats = parseDetailedStats(R.raw.xt_qtaguid_with_clat_simple); |
| assertEquals(3, stats.size()); |
| |
| assertStatsEntry(stats, "v4-wlan0", 10060, SET_DEFAULT, 0x0, 46860L, 4920L); |
| assertStatsEntry(stats, "wlan0", 0, SET_DEFAULT, 0x0, 0L, 0L); |
| } |
| |
| @Test |
| public void testDoubleClatAccounting() throws Exception { |
| mFactory.noteStackedIface("v4-wlan0", "wlan0"); |
| |
| NetworkStats stats = parseDetailedStats(R.raw.xt_qtaguid_with_clat); |
| assertEquals(42, stats.size()); |
| |
| assertStatsEntry(stats, "v4-wlan0", 0, SET_DEFAULT, 0x0, 356L, 276L); |
| assertStatsEntry(stats, "v4-wlan0", 1000, SET_DEFAULT, 0x0, 30812L, 2310L); |
| assertStatsEntry(stats, "v4-wlan0", 10102, SET_DEFAULT, 0x0, 10022L, 3330L); |
| assertStatsEntry(stats, "v4-wlan0", 10060, SET_DEFAULT, 0x0, 9532772L, 254112L); |
| assertStatsEntry(stats, "wlan0", 0, SET_DEFAULT, 0x0, 0L, 0L); |
| assertStatsEntry(stats, "wlan0", 1000, SET_DEFAULT, 0x0, 6126L, 2013L); |
| assertStatsEntry(stats, "wlan0", 10013, SET_DEFAULT, 0x0, 0L, 144L); |
| assertStatsEntry(stats, "wlan0", 10018, SET_DEFAULT, 0x0, 5980263L, 167667L); |
| assertStatsEntry(stats, "wlan0", 10060, SET_DEFAULT, 0x0, 134356L, 8705L); |
| assertStatsEntry(stats, "wlan0", 10079, SET_DEFAULT, 0x0, 10926L, 1507L); |
| assertStatsEntry(stats, "wlan0", 10102, SET_DEFAULT, 0x0, 25038L, 8245L); |
| assertStatsEntry(stats, "wlan0", 10103, SET_DEFAULT, 0x0, 0L, 192L); |
| assertStatsEntry(stats, "dummy0", 0, SET_DEFAULT, 0x0, 0L, 168L); |
| assertStatsEntry(stats, "lo", 0, SET_DEFAULT, 0x0, 1288L, 1288L); |
| |
| assertNoStatsEntry(stats, "wlan0", 1029, SET_DEFAULT, 0x0); |
| } |
| |
| @Test |
| public void testDoubleClatAccounting100MBDownload() throws Exception { |
| // Downloading 100mb from an ipv4 only destination in a foreground activity |
| |
| long appRxBytesBefore = 328684029L; |
| long appRxBytesAfter = 439237478L; |
| assertEquals("App traffic should be ~100MB", 110553449, appRxBytesAfter - appRxBytesBefore); |
| |
| long rootRxBytes = 330187296L; |
| |
| mFactory.noteStackedIface("v4-wlan0", "wlan0"); |
| NetworkStats stats; |
| |
| // Stats snapshot before the download |
| stats = parseDetailedStats(R.raw.xt_qtaguid_with_clat_100mb_download_before); |
| assertStatsEntry(stats, "v4-wlan0", 10106, SET_FOREGROUND, 0x0, appRxBytesBefore, 5199872L); |
| assertStatsEntry(stats, "wlan0", 0, SET_DEFAULT, 0x0, rootRxBytes, 0L); |
| |
| // Stats snapshot after the download |
| stats = parseDetailedStats(R.raw.xt_qtaguid_with_clat_100mb_download_after); |
| assertStatsEntry(stats, "v4-wlan0", 10106, SET_FOREGROUND, 0x0, appRxBytesAfter, 7867488L); |
| assertStatsEntry(stats, "wlan0", 0, SET_DEFAULT, 0x0, rootRxBytes, 0L); |
| } |
| |
| /** |
| * Copy a {@link Resources#openRawResource(int)} into {@link File} for |
| * testing purposes. |
| */ |
| private void stageFile(int rawId, File file) throws Exception { |
| new File(file.getParent()).mkdirs(); |
| InputStream in = null; |
| OutputStream out = null; |
| try { |
| in = InstrumentationRegistry.getContext().getResources().openRawResource(rawId); |
| out = new FileOutputStream(file); |
| Streams.copy(in, out); |
| } finally { |
| IoUtils.closeQuietly(in); |
| IoUtils.closeQuietly(out); |
| } |
| } |
| |
| private void stageLong(long value, File file) throws Exception { |
| new File(file.getParent()).mkdirs(); |
| FileWriter out = null; |
| try { |
| out = new FileWriter(file); |
| out.write(Long.toString(value)); |
| } finally { |
| IoUtils.closeQuietly(out); |
| } |
| } |
| |
| private File file(String path) throws Exception { |
| return new File(mTestProc, path); |
| } |
| |
| private NetworkStats parseDetailedStats(int resourceId) throws Exception { |
| stageFile(resourceId, file("net/xt_qtaguid/stats")); |
| return mFactory.readNetworkStatsDetail(); |
| } |
| |
| private static void assertStatsEntry(NetworkStats stats, String iface, int uid, int set, |
| int tag, long rxBytes, long txBytes) { |
| final int i = stats.findIndex(iface, uid, set, tag, METERED_NO, ROAMING_NO, |
| DEFAULT_NETWORK_NO); |
| if (i < 0) { |
| fail(String.format("no NetworkStats for (iface: %s, uid: %d, set: %d, tag: %d)", |
| iface, uid, set, tag)); |
| } |
| final NetworkStats.Entry entry = stats.getValues(i, null); |
| assertEquals("unexpected rxBytes", rxBytes, entry.rxBytes); |
| assertEquals("unexpected txBytes", txBytes, entry.txBytes); |
| } |
| |
| private static void assertNoStatsEntry(NetworkStats stats, String iface, int uid, int set, |
| int tag) { |
| final int i = stats.findIndex(iface, uid, set, tag, METERED_NO, ROAMING_NO, |
| DEFAULT_NETWORK_NO); |
| if (i >= 0) { |
| fail("unexpected NetworkStats entry at " + i); |
| } |
| } |
| |
| private static void assertStatsEntry(NetworkStats stats, String iface, int uid, int set, |
| int tag, long rxBytes, long rxPackets, long txBytes, long txPackets) { |
| assertStatsEntry(stats, iface, uid, set, tag, METERED_NO, ROAMING_NO, DEFAULT_NETWORK_NO, |
| rxBytes, rxPackets, txBytes, txPackets); |
| } |
| |
| private static void assertStatsEntry(NetworkStats stats, String iface, int uid, int set, |
| int tag, int metered, int roaming, int defaultNetwork, long rxBytes, long rxPackets, |
| long txBytes, long txPackets) { |
| final int i = stats.findIndex(iface, uid, set, tag, metered, roaming, defaultNetwork); |
| |
| if (i < 0) { |
| fail(String.format("no NetworkStats for (iface: %s, uid: %d, set: %d, tag: %d, metered:" |
| + " %d, roaming: %d, defaultNetwork: %d)", |
| iface, uid, set, tag, metered, roaming, defaultNetwork)); |
| } |
| final NetworkStats.Entry entry = stats.getValues(i, null); |
| assertEquals("unexpected rxBytes", rxBytes, entry.rxBytes); |
| assertEquals("unexpected rxPackets", rxPackets, entry.rxPackets); |
| assertEquals("unexpected txBytes", txBytes, entry.txBytes); |
| assertEquals("unexpected txPackets", txPackets, entry.txPackets); |
| } |
| } |