| /* |
| * Copyright (C) 2021 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.microdroid.test; |
| |
| import static android.system.virtualmachine.VirtualMachineConfig.DEBUG_LEVEL_FULL; |
| import static android.system.virtualmachine.VirtualMachineConfig.DEBUG_LEVEL_NONE; |
| |
| import static com.google.common.truth.Truth.assertThat; |
| import static com.google.common.truth.TruthJUnit.assume; |
| |
| import static org.junit.Assert.assertThrows; |
| |
| import static java.nio.file.StandardCopyOption.REPLACE_EXISTING; |
| |
| import android.content.Context; |
| import android.os.Build; |
| import android.os.ParcelFileDescriptor; |
| import android.os.ServiceSpecificException; |
| import android.os.SystemProperties; |
| import android.system.virtualmachine.VirtualMachine; |
| import android.system.virtualmachine.VirtualMachineCallback; |
| import android.system.virtualmachine.VirtualMachineConfig; |
| import android.system.virtualmachine.VirtualMachineDescriptor; |
| import android.system.virtualmachine.VirtualMachineException; |
| import android.system.virtualmachine.VirtualMachineManager; |
| import android.util.Log; |
| |
| import androidx.test.core.app.ApplicationProvider; |
| |
| import com.android.compatibility.common.util.CddTest; |
| import com.android.microdroid.test.device.MicrodroidDeviceTestBase; |
| import com.android.microdroid.testservice.ITestService; |
| |
| import org.junit.After; |
| import org.junit.Before; |
| import org.junit.Ignore; |
| import org.junit.Rule; |
| import org.junit.Test; |
| import org.junit.rules.Timeout; |
| import org.junit.runner.RunWith; |
| import org.junit.runners.Parameterized; |
| |
| import java.io.ByteArrayInputStream; |
| import java.io.File; |
| import java.io.FileInputStream; |
| import java.io.IOException; |
| import java.io.RandomAccessFile; |
| import java.nio.file.Files; |
| import java.nio.file.Path; |
| import java.nio.file.Paths; |
| import java.util.List; |
| import java.util.OptionalLong; |
| import java.util.UUID; |
| import java.util.concurrent.CompletableFuture; |
| |
| import co.nstant.in.cbor.CborDecoder; |
| import co.nstant.in.cbor.model.Array; |
| import co.nstant.in.cbor.model.DataItem; |
| import co.nstant.in.cbor.model.MajorType; |
| |
| @RunWith(Parameterized.class) |
| public class MicrodroidTests extends MicrodroidDeviceTestBase { |
| private static final String TAG = "MicrodroidTests"; |
| |
| @Rule public Timeout globalTimeout = Timeout.seconds(300); |
| |
| private static final String KERNEL_VERSION = SystemProperties.get("ro.kernel.version"); |
| |
| @Parameterized.Parameters(name = "protectedVm={0}") |
| public static Object[] protectedVmConfigs() { |
| return new Object[] { false, true }; |
| } |
| |
| @Parameterized.Parameter public boolean mProtectedVm; |
| |
| @Before |
| public void setup() { |
| grantPermission(VirtualMachine.MANAGE_VIRTUAL_MACHINE_PERMISSION); |
| prepareTestSetup(mProtectedVm); |
| } |
| |
| @After |
| public void tearDown() { |
| revokePermission(VirtualMachine.MANAGE_VIRTUAL_MACHINE_PERMISSION); |
| revokePermission(VirtualMachine.USE_CUSTOM_VIRTUAL_MACHINE_PERMISSION); |
| } |
| |
| private static final int MIN_MEM_ARM64 = 150; |
| private static final int MIN_MEM_X86_64 = 196; |
| |
| @Test |
| @CddTest(requirements = { |
| "9.17/C-1-1", |
| "9.17/C-2-1" |
| }) |
| public void connectToVmService() throws Exception { |
| assumeSupportedKernel(); |
| |
| VirtualMachineConfig config = mInner.newVmConfigBuilder() |
| .setPayloadBinaryPath("MicrodroidTestNativeLib.so") |
| .setMemoryMib(minMemoryRequired()) |
| .build(); |
| VirtualMachine vm = mInner.forceCreateNewVirtualMachine("test_vm", config); |
| |
| TestResults testResults = runVmTestService(vm); |
| assertThat(testResults.mException).isNull(); |
| assertThat(testResults.mAddInteger).isEqualTo(123 + 456); |
| assertThat(testResults.mAppRunProp).isEqualTo("true"); |
| assertThat(testResults.mSublibRunProp).isEqualTo("true"); |
| assertThat(testResults.mApkContentsPath).isEqualTo("/mnt/apk"); |
| } |
| |
| @Test |
| @CddTest(requirements = { |
| "9.17/C-1-1", |
| "9.17/C-1-2", |
| "9.17/C-1-4", |
| }) |
| public void createVmRequiresPermission() throws Exception { |
| assumeSupportedKernel(); |
| |
| revokePermission(VirtualMachine.MANAGE_VIRTUAL_MACHINE_PERMISSION); |
| |
| VirtualMachineConfig config = mInner.newVmConfigBuilder() |
| .setPayloadBinaryPath("MicrodroidTestNativeLib.so") |
| .setMemoryMib(minMemoryRequired()) |
| .build(); |
| |
| SecurityException e = assertThrows(SecurityException.class, |
| () -> mInner.forceCreateNewVirtualMachine("test_vm_requires_permission", config)); |
| assertThat(e).hasMessageThat() |
| .contains("android.permission.MANAGE_VIRTUAL_MACHINE permission"); |
| } |
| |
| @Test |
| @CddTest(requirements = { |
| "9.17/C-1-1", |
| "9.17/C-1-2", |
| "9.17/C-1-4", |
| }) |
| public void createVmWithConfigRequiresPermission() throws Exception { |
| assumeSupportedKernel(); |
| |
| VirtualMachineConfig config = mInner.newVmConfigBuilder() |
| .setPayloadConfigPath("assets/vm_config.json") |
| .setMemoryMib(minMemoryRequired()) |
| .build(); |
| |
| VirtualMachine vm = mInner.forceCreateNewVirtualMachine( |
| "test_vm_config_requires_permission", config); |
| |
| SecurityException e = assertThrows(SecurityException.class, () -> runVmTestService(vm)); |
| assertThat(e).hasMessageThat() |
| .contains("android.permission.USE_CUSTOM_VIRTUAL_MACHINE permission"); |
| } |
| |
| @Test |
| @CddTest(requirements = { |
| "9.17/C-1-1", |
| }) |
| public void deleteVm() throws Exception { |
| assumeSupportedKernel(); |
| |
| VirtualMachineConfig config = mInner.newVmConfigBuilder() |
| .setPayloadBinaryPath("MicrodroidTestNativeLib.so") |
| .setMemoryMib(minMemoryRequired()) |
| .build(); |
| |
| VirtualMachine vm = mInner.forceCreateNewVirtualMachine("test_vm_delete", |
| config); |
| VirtualMachineManager vmm = mInner.getVirtualMachineManager(); |
| vmm.delete("test_vm_delete"); |
| |
| // VM should no longer exist |
| assertThat(vmm.get("test_vm_delete")).isNull(); |
| |
| // Can't start the VM even with an existing reference |
| assertThrows(VirtualMachineException.class, vm::run); |
| |
| // Can't delete the VM since it no longer exists |
| assertThrows(VirtualMachineException.class, () -> vmm.delete("test_vm_delete")); |
| } |
| |
| @Test |
| @CddTest(requirements = { |
| "9.17/C-1-1", |
| }) |
| public void validApkPathIsAccepted() throws Exception { |
| assumeSupportedKernel(); |
| |
| VirtualMachineConfig config = mInner.newVmConfigBuilder() |
| .setPayloadBinaryPath("MicrodroidTestNativeLib.so") |
| .setApkPath(getContext().getPackageCodePath()) |
| .setMemoryMib(minMemoryRequired()) |
| .build(); |
| |
| VirtualMachine vm = mInner.forceCreateNewVirtualMachine( |
| "test_vm_explicit_apk_path", config); |
| |
| TestResults testResults = runVmTestService(vm); |
| assertThat(testResults.mException).isNull(); |
| } |
| |
| @Test |
| @CddTest(requirements = { |
| "9.17/C-1-1", |
| }) |
| public void invalidApkPathIsRejected() { |
| assumeSupportedKernel(); |
| |
| VirtualMachineConfig.Builder builder = mInner.newVmConfigBuilder() |
| .setPayloadBinaryPath("MicrodroidTestNativeLib.so") |
| .setApkPath("relative/path/to.apk") |
| .setMemoryMib(minMemoryRequired()); |
| assertThrows(IllegalArgumentException.class, () -> builder.build()); |
| } |
| |
| @Test |
| @CddTest(requirements = { |
| "9.17/C-1-1", |
| "9.17/C-2-1" |
| }) |
| public void extraApk() throws Exception { |
| assumeSupportedKernel(); |
| |
| grantPermission(VirtualMachine.USE_CUSTOM_VIRTUAL_MACHINE_PERMISSION); |
| VirtualMachineConfig config = mInner.newVmConfigBuilder() |
| .setPayloadConfigPath("assets/vm_config_extra_apk.json") |
| .setMemoryMib(minMemoryRequired()) |
| .build(); |
| VirtualMachine vm = mInner.forceCreateNewVirtualMachine("test_vm_extra_apk", config); |
| |
| TestResults testResults = runVmTestService(vm); |
| assertThat(testResults.mExtraApkTestProp).isEqualTo("PASS"); |
| } |
| |
| @Test |
| public void bootFailsWhenLowMem() throws Exception { |
| for (int memMib : new int[]{ 10, 20, 40 }) { |
| VirtualMachineConfig lowMemConfig = mInner.newVmConfigBuilder() |
| .setPayloadBinaryPath("MicrodroidTestNativeLib.so") |
| .setMemoryMib(memMib) |
| .setDebugLevel(DEBUG_LEVEL_NONE) |
| .build(); |
| VirtualMachine vm = mInner.forceCreateNewVirtualMachine("low_mem", lowMemConfig); |
| final CompletableFuture<Boolean> onPayloadReadyExecuted = new CompletableFuture<>(); |
| final CompletableFuture<Boolean> onStoppedExecuted = new CompletableFuture<>(); |
| VmEventListener listener = |
| new VmEventListener() { |
| @Override |
| public void onPayloadReady(VirtualMachine vm) { |
| onPayloadReadyExecuted.complete(true); |
| super.onPayloadReady(vm); |
| } |
| @Override |
| public void onStopped(VirtualMachine vm, int reason) { |
| onStoppedExecuted.complete(true); |
| super.onStopped(vm, reason); |
| } |
| }; |
| listener.runToFinish(TAG, vm); |
| // Assert that onStopped() was executed but onPayloadReady() was never run |
| assertThat(onStoppedExecuted.getNow(false)).isTrue(); |
| assertThat(onPayloadReadyExecuted.getNow(false)).isFalse(); |
| } |
| } |
| |
| @Test |
| @CddTest(requirements = { |
| "9.17/C-1-1", |
| "9.17/C-2-7" |
| }) |
| public void changingDebugLevelInvalidatesVmIdentity() throws Exception { |
| assumeSupportedKernel(); |
| |
| VirtualMachineConfig.Builder builder = mInner.newVmConfigBuilder() |
| .setPayloadBinaryPath("MicrodroidTestNativeLib.so") |
| .setDebugLevel(DEBUG_LEVEL_NONE); |
| VirtualMachineConfig normalConfig = builder.build(); |
| mInner.forceCreateNewVirtualMachine("test_vm", normalConfig); |
| assertThat(tryBootVm(TAG, "test_vm").payloadStarted).isTrue(); |
| |
| // Try to run the VM again with the previous instance.img |
| // We need to make sure that no changes on config don't invalidate the identity, to compare |
| // the result with the below "different debug level" test. |
| File vmInstance = getVmFile("test_vm", "instance.img"); |
| File vmInstanceBackup = File.createTempFile("instance", ".img"); |
| Files.copy(vmInstance.toPath(), vmInstanceBackup.toPath(), REPLACE_EXISTING); |
| mInner.forceCreateNewVirtualMachine("test_vm", normalConfig); |
| Files.copy(vmInstanceBackup.toPath(), vmInstance.toPath(), REPLACE_EXISTING); |
| assertThat(tryBootVm(TAG, "test_vm").payloadStarted).isTrue(); |
| |
| // Launch the same VM with different debug level. The Java API prohibits this (thankfully). |
| // For testing, we do that by creating a new VM with debug level, and copy the old instance |
| // image to the new VM instance image. |
| VirtualMachineConfig debugConfig = builder.setDebugLevel(DEBUG_LEVEL_FULL).build(); |
| mInner.forceCreateNewVirtualMachine("test_vm", debugConfig); |
| Files.copy(vmInstanceBackup.toPath(), vmInstance.toPath(), REPLACE_EXISTING); |
| assertThat(tryBootVm(TAG, "test_vm").payloadStarted).isFalse(); |
| } |
| |
| private static class VmCdis { |
| public byte[] cdiAttest; |
| public byte[] instanceSecret; |
| } |
| |
| private VmCdis launchVmAndGetCdis(String instanceName) throws Exception { |
| VirtualMachine vm = mInner.getVirtualMachineManager().get(instanceName); |
| final VmCdis vmCdis = new VmCdis(); |
| final CompletableFuture<Exception> exception = new CompletableFuture<>(); |
| VmEventListener listener = |
| new VmEventListener() { |
| @Override |
| public void onPayloadReady(VirtualMachine vm) { |
| try { |
| ITestService testService = ITestService.Stub.asInterface( |
| vm.connectToVsockServer(ITestService.SERVICE_PORT)); |
| vmCdis.cdiAttest = testService.insecurelyExposeAttestationCdi(); |
| vmCdis.instanceSecret = testService.insecurelyExposeVmInstanceSecret(); |
| } catch (Exception e) { |
| exception.complete(e); |
| } finally { |
| forceStop(vm); |
| } |
| } |
| }; |
| listener.runToFinish(TAG, vm); |
| Exception e = exception.getNow(null); |
| if (e != null) { |
| throw e; |
| } |
| return vmCdis; |
| } |
| |
| @Test |
| @CddTest(requirements = { |
| "9.17/C-1-1", |
| "9.17/C-2-7" |
| }) |
| public void instancesOfSameVmHaveDifferentCdis() throws Exception { |
| assumeSupportedKernel(); |
| |
| grantPermission(VirtualMachine.USE_CUSTOM_VIRTUAL_MACHINE_PERMISSION); |
| VirtualMachineConfig normalConfig = mInner.newVmConfigBuilder() |
| .setPayloadConfigPath("assets/vm_config.json") |
| .setDebugLevel(DEBUG_LEVEL_FULL) |
| .build(); |
| mInner.forceCreateNewVirtualMachine("test_vm_a", normalConfig); |
| mInner.forceCreateNewVirtualMachine("test_vm_b", normalConfig); |
| VmCdis vm_a_cdis = launchVmAndGetCdis("test_vm_a"); |
| VmCdis vm_b_cdis = launchVmAndGetCdis("test_vm_b"); |
| assertThat(vm_a_cdis.cdiAttest).isNotNull(); |
| assertThat(vm_b_cdis.cdiAttest).isNotNull(); |
| assertThat(vm_a_cdis.cdiAttest).isNotEqualTo(vm_b_cdis.cdiAttest); |
| assertThat(vm_a_cdis.instanceSecret).isNotNull(); |
| assertThat(vm_b_cdis.instanceSecret).isNotNull(); |
| assertThat(vm_a_cdis.instanceSecret).isNotEqualTo(vm_b_cdis.instanceSecret); |
| } |
| |
| @Test |
| @CddTest(requirements = { |
| "9.17/C-1-1", |
| "9.17/C-2-7" |
| }) |
| public void sameInstanceKeepsSameCdis() throws Exception { |
| assumeSupportedKernel(); |
| |
| grantPermission(VirtualMachine.USE_CUSTOM_VIRTUAL_MACHINE_PERMISSION); |
| VirtualMachineConfig normalConfig = mInner.newVmConfigBuilder() |
| .setPayloadConfigPath("assets/vm_config.json") |
| .setDebugLevel(DEBUG_LEVEL_FULL) |
| .build(); |
| mInner.forceCreateNewVirtualMachine("test_vm", normalConfig); |
| |
| VmCdis first_boot_cdis = launchVmAndGetCdis("test_vm"); |
| VmCdis second_boot_cdis = launchVmAndGetCdis("test_vm"); |
| // The attestation CDI isn't specified to be stable, though it might be |
| assertThat(first_boot_cdis.instanceSecret).isNotNull(); |
| assertThat(second_boot_cdis.instanceSecret).isNotNull(); |
| assertThat(first_boot_cdis.instanceSecret).isEqualTo(second_boot_cdis.instanceSecret); |
| } |
| |
| @Test |
| @CddTest(requirements = { |
| "9.17/C-1-1", |
| "9.17/C-2-7" |
| }) |
| public void bccIsSuperficiallyWellFormed() throws Exception { |
| assumeSupportedKernel(); |
| |
| grantPermission(VirtualMachine.USE_CUSTOM_VIRTUAL_MACHINE_PERMISSION); |
| VirtualMachineConfig normalConfig = mInner.newVmConfigBuilder() |
| .setPayloadConfigPath("assets/vm_config.json") |
| .setDebugLevel(DEBUG_LEVEL_FULL) |
| .build(); |
| VirtualMachine vm = mInner.forceCreateNewVirtualMachine("bcc_vm", normalConfig); |
| final CompletableFuture<byte[]> bcc = new CompletableFuture<>(); |
| final CompletableFuture<Exception> exception = new CompletableFuture<>(); |
| VmEventListener listener = |
| new VmEventListener() { |
| @Override |
| public void onPayloadReady(VirtualMachine vm) { |
| try { |
| ITestService testService = ITestService.Stub.asInterface( |
| vm.connectToVsockServer(ITestService.SERVICE_PORT)); |
| bcc.complete(testService.getBcc()); |
| } catch (Exception e) { |
| exception.complete(e); |
| } finally { |
| forceStop(vm); |
| } |
| } |
| }; |
| listener.runToFinish(TAG, vm); |
| byte[] bccBytes = bcc.getNow(null); |
| assertThat(exception.getNow(null)).isNull(); |
| assertThat(bccBytes).isNotNull(); |
| |
| ByteArrayInputStream bais = new ByteArrayInputStream(bccBytes); |
| List<DataItem> dataItems = new CborDecoder(bais).decode(); |
| assertThat(dataItems.size()).isEqualTo(1); |
| assertThat(dataItems.get(0).getMajorType()).isEqualTo(MajorType.ARRAY); |
| List<DataItem> rootArrayItems = ((Array) dataItems.get(0)).getDataItems(); |
| assertThat(rootArrayItems.size()).isAtLeast(2); // Public key and one certificate |
| if (mProtectedVm) { |
| // When a true DICE chain is created, microdroid expects entries for: u-boot, |
| // u-boot-env, microdroid, app payload and the service process. |
| assertThat(rootArrayItems.size()).isAtLeast(5); |
| } |
| } |
| |
| @Test |
| @CddTest(requirements = { |
| "9.17/C-1-1", |
| "9.17/C-1-2" |
| }) |
| public void accessToCdisIsRestricted() throws Exception { |
| assumeSupportedKernel(); |
| |
| VirtualMachineConfig config = mInner.newVmConfigBuilder() |
| .setPayloadBinaryPath("MicrodroidTestNativeLib.so") |
| .setDebugLevel(DEBUG_LEVEL_FULL) |
| .build(); |
| mInner.forceCreateNewVirtualMachine("test_vm", config); |
| |
| assertThrows(ServiceSpecificException.class, () -> launchVmAndGetCdis("test_vm")); |
| } |
| |
| |
| private static final UUID MICRODROID_PARTITION_UUID = |
| UUID.fromString("cf9afe9a-0662-11ec-a329-c32663a09d75"); |
| private static final UUID U_BOOT_AVB_PARTITION_UUID = |
| UUID.fromString("7e8221e7-03e6-4969-948b-73a4c809a4f2"); |
| private static final UUID U_BOOT_ENV_PARTITION_UUID = |
| UUID.fromString("0ab72d30-86ae-4d05-81b2-c1760be2b1f9"); |
| private static final UUID PVM_FW_PARTITION_UUID = |
| UUID.fromString("90d2174a-038a-4bc6-adf3-824848fc5825"); |
| private static final long BLOCK_SIZE = 512; |
| |
| // Find the starting offset which holds the data of a partition having UUID. |
| // This is a kind of hack; rather than parsing QCOW2 we exploit the fact that the cluster size |
| // is normally greater than 512. It implies that the partition data should exist at a block |
| // which follows the header block |
| private OptionalLong findPartitionDataOffset(RandomAccessFile file, UUID uuid) |
| throws IOException { |
| // For each 512-byte block in file, check header |
| long fileSize = file.length(); |
| |
| for (long idx = 0; idx + BLOCK_SIZE < fileSize; idx += BLOCK_SIZE) { |
| file.seek(idx); |
| long high = file.readLong(); |
| long low = file.readLong(); |
| if (uuid.equals(new UUID(high, low))) return OptionalLong.of(idx + BLOCK_SIZE); |
| } |
| return OptionalLong.empty(); |
| } |
| |
| private void flipBit(RandomAccessFile file, long offset) throws IOException { |
| file.seek(offset); |
| int b = file.readByte(); |
| file.seek(offset); |
| file.writeByte(b ^ 1); |
| } |
| |
| private RandomAccessFile prepareInstanceImage(String vmName) throws Exception { |
| VirtualMachineConfig config = mInner.newVmConfigBuilder() |
| .setPayloadBinaryPath("MicrodroidTestNativeLib.so") |
| .setDebugLevel(DEBUG_LEVEL_FULL) |
| .build(); |
| |
| mInner.forceCreateNewVirtualMachine(vmName, config); |
| assertThat(tryBootVm(TAG, vmName).payloadStarted).isTrue(); |
| File instanceImgPath = getVmFile(vmName, "instance.img"); |
| return new RandomAccessFile(instanceImgPath, "rw"); |
| } |
| |
| private void assertThatPartitionIsMissing(UUID partitionUuid) throws Exception { |
| RandomAccessFile instanceFile = prepareInstanceImage("test_vm_integrity"); |
| assertThat(findPartitionDataOffset(instanceFile, partitionUuid).isPresent()) |
| .isFalse(); |
| } |
| |
| // Flips a bit of given partition, and then see if boot fails. |
| private void assertThatBootFailsAfterCompromisingPartition(UUID partitionUuid) |
| throws Exception { |
| RandomAccessFile instanceFile = prepareInstanceImage("test_vm_integrity"); |
| OptionalLong offset = findPartitionDataOffset(instanceFile, partitionUuid); |
| assertThat(offset.isPresent()).isTrue(); |
| |
| flipBit(instanceFile, offset.getAsLong()); |
| |
| BootResult result = tryBootVm(TAG, "test_vm_integrity"); |
| assertThat(result.payloadStarted).isFalse(); |
| |
| // This failure should shut the VM down immediately and shouldn't trigger a hangup. |
| assertThat(result.deathReason).isNotEqualTo(VirtualMachineCallback.STOP_REASON_HANGUP); |
| } |
| |
| @Test |
| @CddTest(requirements = { |
| "9.17/C-1-1", |
| "9.17/C-2-7" |
| }) |
| public void bootFailsWhenMicrodroidDataIsCompromised() throws Exception { |
| assertThatBootFailsAfterCompromisingPartition(MICRODROID_PARTITION_UUID); |
| } |
| |
| @Test |
| @Ignore("b/249723852") |
| @CddTest(requirements = { |
| "9.17/C-1-1", |
| "9.17/C-2-7" |
| }) |
| public void bootFailsWhenPvmFwDataIsCompromised() throws Exception { |
| if (mProtectedVm) { |
| assertThatBootFailsAfterCompromisingPartition(PVM_FW_PARTITION_UUID); |
| } else { |
| // non-protected VM shouldn't have pvmfw data |
| assertThatPartitionIsMissing(PVM_FW_PARTITION_UUID); |
| } |
| } |
| |
| @Test |
| public void bootFailsWhenConfigIsInvalid() throws Exception { |
| grantPermission(VirtualMachine.USE_CUSTOM_VIRTUAL_MACHINE_PERMISSION); |
| VirtualMachineConfig normalConfig = mInner.newVmConfigBuilder() |
| .setPayloadConfigPath("assets/vm_config_no_task.json") |
| .setDebugLevel(DEBUG_LEVEL_FULL) |
| .build(); |
| mInner.forceCreateNewVirtualMachine("test_vm_invalid_config", normalConfig); |
| |
| BootResult bootResult = tryBootVm(TAG, "test_vm_invalid_config"); |
| assertThat(bootResult.payloadStarted).isFalse(); |
| assertThat(bootResult.deathReason).isEqualTo( |
| VirtualMachineCallback.STOP_REASON_MICRODROID_INVALID_PAYLOAD_CONFIG); |
| } |
| |
| @Test |
| public void bootFailsWhenBinaryPathIsInvalid() throws Exception { |
| VirtualMachineConfig.Builder builder = mInner.newVmConfigBuilder() |
| .setPayloadBinaryPath("DoesNotExist.so"); |
| VirtualMachineConfig normalConfig = builder.setDebugLevel(DEBUG_LEVEL_FULL).build(); |
| mInner.forceCreateNewVirtualMachine("test_vm_invalid_binary_path", normalConfig); |
| |
| BootResult bootResult = tryBootVm(TAG, "test_vm_invalid_binary_path"); |
| assertThat(bootResult.payloadStarted).isFalse(); |
| assertThat(bootResult.deathReason).isEqualTo( |
| VirtualMachineCallback.STOP_REASON_MICRODROID_UNKNOWN_RUNTIME_ERROR); |
| } |
| |
| @Test |
| public void sameInstancesShareTheSameVmObject() throws Exception { |
| VirtualMachineConfig config = mInner.newVmConfigBuilder() |
| .setPayloadBinaryPath("MicrodroidTestNativeLib.so") |
| .setDebugLevel(DEBUG_LEVEL_NONE) |
| .build(); |
| |
| VirtualMachine vm = mInner.forceCreateNewVirtualMachine("test_vm", config); |
| VirtualMachine vm2 = mInner.getVirtualMachineManager().get("test_vm"); |
| assertThat(vm).isEqualTo(vm2); |
| |
| VirtualMachine newVm = mInner.forceCreateNewVirtualMachine("test_vm", config); |
| VirtualMachine newVm2 = mInner.getVirtualMachineManager().get("test_vm"); |
| assertThat(newVm).isEqualTo(newVm2); |
| |
| assertThat(vm).isNotEqualTo(newVm); |
| } |
| |
| @Test |
| public void vmConvertsToValidDescriptor() throws Exception { |
| // Arrange |
| VirtualMachineConfig config = |
| mInner.newVmConfigBuilder() |
| .setPayloadBinaryPath("MicrodroidTestNativeLib.so") |
| .setDebugLevel(DEBUG_LEVEL_NONE) |
| .build(); |
| String vmName = "test_vm"; |
| VirtualMachine vm = mInner.forceCreateNewVirtualMachine(vmName, config); |
| |
| // Action |
| VirtualMachineDescriptor descriptor = vm.toDescriptor(); |
| |
| // Asserts |
| assertFileContentsAreEqual(descriptor.getConfigFd(), vmName, "config.xml"); |
| assertFileContentsAreEqual(descriptor.getInstanceImgFd(), vmName, "instance.img"); |
| } |
| |
| private void assertFileContentsAreEqual( |
| ParcelFileDescriptor parcelFd, String vmName, String fileName) throws IOException { |
| File file = getVmFile(vmName, fileName); |
| // Use try-with-resources to close the files automatically after assert. |
| try (FileInputStream input1 = new FileInputStream(parcelFd.getFileDescriptor()); |
| FileInputStream input2 = new FileInputStream(file)) { |
| assertThat(input1.readAllBytes()).isEqualTo(input2.readAllBytes()); |
| } |
| } |
| |
| private File getVmFile(String vmName, String fileName) { |
| Context context = ApplicationProvider.getApplicationContext(); |
| Path filePath = Paths.get(context.getDataDir().getPath(), "vm", vmName, fileName); |
| return filePath.toFile(); |
| } |
| |
| private int minMemoryRequired() { |
| if (Build.SUPPORTED_ABIS.length > 0) { |
| String primaryAbi = Build.SUPPORTED_ABIS[0]; |
| switch (primaryAbi) { |
| case "x86_64": |
| return MIN_MEM_X86_64; |
| case "arm64-v8a": |
| return MIN_MEM_ARM64; |
| } |
| } |
| return 0; |
| } |
| |
| private void assumeSupportedKernel() { |
| assume() |
| .withMessage("Skip on 5.4 kernel. b/218303240") |
| .that(KERNEL_VERSION) |
| .isNotEqualTo("5.4"); |
| } |
| |
| static class TestResults { |
| Exception mException; |
| Integer mAddInteger; |
| String mAppRunProp; |
| String mSublibRunProp; |
| String mExtraApkTestProp; |
| String mApkContentsPath; |
| } |
| |
| private TestResults runVmTestService(VirtualMachine vm) throws Exception { |
| CompletableFuture<Boolean> payloadStarted = new CompletableFuture<>(); |
| CompletableFuture<Boolean> payloadReady = new CompletableFuture<>(); |
| TestResults testResults = new TestResults(); |
| VmEventListener listener = |
| new VmEventListener() { |
| private void testVMService(VirtualMachine vm) { |
| try { |
| ITestService testService = ITestService.Stub.asInterface( |
| vm.connectToVsockServer(ITestService.SERVICE_PORT)); |
| testResults.mAddInteger = testService.addInteger(123, 456); |
| testResults.mAppRunProp = |
| testService.readProperty("debug.microdroid.app.run"); |
| testResults.mSublibRunProp = |
| testService.readProperty("debug.microdroid.app.sublib.run"); |
| testResults.mExtraApkTestProp = |
| testService.readProperty("debug.microdroid.test.extra_apk"); |
| testResults.mApkContentsPath = testService.getApkContentsPath(); |
| } catch (Exception e) { |
| testResults.mException = e; |
| } |
| } |
| |
| @Override |
| public void onPayloadReady(VirtualMachine vm) { |
| Log.i(TAG, "onPayloadReady"); |
| payloadReady.complete(true); |
| testVMService(vm); |
| forceStop(vm); |
| } |
| |
| @Override |
| public void onPayloadStarted(VirtualMachine vm, ParcelFileDescriptor stream) { |
| Log.i(TAG, "onPayloadStarted"); |
| payloadStarted.complete(true); |
| logVmOutput(TAG, new FileInputStream(stream.getFileDescriptor()), |
| "Payload"); |
| } |
| }; |
| listener.runToFinish(TAG, vm); |
| assertThat(payloadStarted.getNow(false)).isTrue(); |
| assertThat(payloadReady.getNow(false)).isTrue(); |
| return testResults; |
| } |
| } |
