| /* |
| * Copyright (C) 2022 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.tests.init; |
| |
| import static com.google.common.truth.Truth.assertThat; |
| import static org.junit.Assume.assumeTrue; |
| |
| import com.android.server.os.TombstoneProtos.Tombstone; |
| import com.android.tradefed.testtype.DeviceJUnit4ClassRunner; |
| import com.android.tradefed.testtype.junit4.BaseHostJUnit4Test; |
| import com.android.tradefed.util.CommandResult; |
| import java.io.File; |
| import java.io.FileInputStream; |
| import java.io.InputStream; |
| import java.util.Arrays; |
| import org.junit.After; |
| import org.junit.Before; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| |
| @RunWith(DeviceJUnit4ClassRunner.class) |
| public class PermissiveMteTest extends BaseHostJUnit4Test { |
| String mUUID; |
| |
| @Before |
| public void setUp() throws Exception { |
| mUUID = java.util.UUID.randomUUID().toString(); |
| CommandResult result = |
| getDevice().executeShellV2Command("/data/local/tmp/mte_crash setUp " + mUUID); |
| assumeTrue("mte_crash needs to segfault", result.getExitCode() == 139); |
| } |
| |
| Tombstone parseTombstone(String tombstonePath) throws Exception { |
| File tombstoneFile = getDevice().pullFile(tombstonePath); |
| InputStream istr = new FileInputStream(tombstoneFile); |
| Tombstone tombstoneProto; |
| try { |
| tombstoneProto = Tombstone.parseFrom(istr); |
| } finally { |
| istr.close(); |
| } |
| return tombstoneProto; |
| } |
| |
| @After |
| public void tearDown() throws Exception { |
| String[] tombstones = getDevice().getChildren("/data/tombstones"); |
| for (String tombstone : tombstones) { |
| if (!tombstone.endsWith(".pb")) { |
| continue; |
| } |
| String tombstonePath = "/data/tombstones/" + tombstone; |
| Tombstone tombstoneProto = parseTombstone(tombstonePath); |
| if (!tombstoneProto.getCommandLineList().stream().anyMatch(x -> x.contains(mUUID))) { |
| continue; |
| } |
| getDevice().deleteFile(tombstonePath); |
| // remove the non .pb file as well. |
| getDevice().deleteFile(tombstonePath.substring(0, tombstonePath.length() - 3)); |
| } |
| } |
| |
| @Test |
| public void testCrash() throws Exception { |
| CommandResult result = getDevice().executeShellV2Command( |
| "MTE_PERMISSIVE=1 /data/local/tmp/mte_crash testCrash " + mUUID); |
| assertThat(result.getExitCode()).isEqualTo(0); |
| int numberTombstones = 0; |
| String[] tombstones = getDevice().getChildren("/data/tombstones"); |
| for (String tombstone : tombstones) { |
| if (!tombstone.endsWith(".pb")) { |
| continue; |
| } |
| String tombstonePath = "/data/tombstones/" + tombstone; |
| Tombstone tombstoneProto = parseTombstone(tombstonePath); |
| if (!tombstoneProto.getCommandLineList().stream().anyMatch(x -> x.contains(mUUID))) { |
| continue; |
| } |
| if (!tombstoneProto.getCommandLineList().stream().anyMatch(x -> x.contains("testCrash"))) { |
| continue; |
| } |
| numberTombstones++; |
| } |
| assertThat(numberTombstones).isEqualTo(1); |
| } |
| @Test |
| public void testCrashProperty() throws Exception { |
| String prevValue = getDevice().getProperty("persist.sys.mte.permissive"); |
| if (prevValue == null) { |
| prevValue = ""; |
| } |
| assertThat(getDevice().setProperty("persist.sys.mte.permissive", "1")).isTrue(); |
| CommandResult result = |
| getDevice().executeShellV2Command("/data/local/tmp/mte_crash testCrash " + mUUID); |
| assertThat(result.getExitCode()).isEqualTo(0); |
| int numberTombstones = 0; |
| String[] tombstones = getDevice().getChildren("/data/tombstones"); |
| for (String tombstone : tombstones) { |
| if (!tombstone.endsWith(".pb")) { |
| continue; |
| } |
| String tombstonePath = "/data/tombstones/" + tombstone; |
| Tombstone tombstoneProto = parseTombstone(tombstonePath); |
| if (!tombstoneProto.getCommandLineList().stream().anyMatch(x -> x.contains(mUUID))) { |
| continue; |
| } |
| if (!tombstoneProto.getCommandLineList().stream().anyMatch(x -> x.contains("testCrash"))) { |
| continue; |
| } |
| numberTombstones++; |
| } |
| assertThat(numberTombstones).isEqualTo(1); |
| assertThat(getDevice().setProperty("persist.sys.mte.permissive", prevValue)).isTrue(); |
| } |
| } |