| // Copyright 2017 The Bazel Authors. All rights reserved. |
| // |
| // 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.google.devtools.build.lib.actions; |
| |
| import static com.google.common.truth.Truth.assertThat; |
| import static com.google.devtools.build.lib.actions.util.ActionsTestUtil.NULL_ARTIFACT_OWNER; |
| import static com.google.devtools.build.lib.actions.util.ActionsTestUtil.createArtifact; |
| import static com.google.devtools.build.lib.actions.util.ActionsTestUtil.createTreeArtifactWithGeneratingAction; |
| import static com.google.devtools.build.lib.vfs.FileSystemUtils.writeIsoLatin1; |
| import static java.nio.charset.StandardCharsets.UTF_8; |
| import static org.mockito.Mockito.mock; |
| import static org.mockito.Mockito.when; |
| |
| import com.google.common.collect.ImmutableList; |
| import com.google.common.collect.ImmutableMap; |
| import com.google.devtools.build.lib.actions.ActionCacheChecker.Token; |
| import com.google.devtools.build.lib.actions.Artifact.ArchivedTreeArtifact; |
| import com.google.devtools.build.lib.actions.Artifact.ArtifactExpander; |
| import com.google.devtools.build.lib.actions.Artifact.SpecialArtifact; |
| import com.google.devtools.build.lib.actions.Artifact.SpecialArtifactType; |
| import com.google.devtools.build.lib.actions.ArtifactRoot.RootType; |
| import com.google.devtools.build.lib.actions.FileArtifactValue.RemoteFileArtifactValue; |
| import com.google.devtools.build.lib.actions.cache.ActionCache; |
| import com.google.devtools.build.lib.actions.cache.ActionCache.Entry.SerializableTreeArtifactValue; |
| import com.google.devtools.build.lib.actions.cache.CompactPersistentActionCache; |
| import com.google.devtools.build.lib.actions.cache.MetadataHandler; |
| import com.google.devtools.build.lib.actions.cache.Protos.ActionCacheStatistics; |
| import com.google.devtools.build.lib.actions.cache.Protos.ActionCacheStatistics.MissDetail; |
| import com.google.devtools.build.lib.actions.cache.Protos.ActionCacheStatistics.MissReason; |
| import com.google.devtools.build.lib.actions.util.ActionsTestUtil; |
| import com.google.devtools.build.lib.actions.util.ActionsTestUtil.FakeArtifactResolverBase; |
| import com.google.devtools.build.lib.actions.util.ActionsTestUtil.FakeMetadataHandlerBase; |
| import com.google.devtools.build.lib.actions.util.ActionsTestUtil.MissDetailsBuilder; |
| import com.google.devtools.build.lib.actions.util.ActionsTestUtil.NullAction; |
| import com.google.devtools.build.lib.clock.Clock; |
| import com.google.devtools.build.lib.collect.nestedset.NestedSet; |
| import com.google.devtools.build.lib.collect.nestedset.NestedSetBuilder; |
| import com.google.devtools.build.lib.collect.nestedset.Order; |
| import com.google.devtools.build.lib.events.NullEventHandler; |
| import com.google.devtools.build.lib.skyframe.TreeArtifactValue; |
| import com.google.devtools.build.lib.testutil.ManualClock; |
| import com.google.devtools.build.lib.testutil.Scratch; |
| import com.google.devtools.build.lib.util.Fingerprint; |
| import com.google.devtools.build.lib.vfs.DigestHashFunction; |
| import com.google.devtools.build.lib.vfs.Dirent; |
| import com.google.devtools.build.lib.vfs.FileSystem; |
| import com.google.devtools.build.lib.vfs.FileSystemUtils; |
| import com.google.devtools.build.lib.vfs.OutputPermissions; |
| import com.google.devtools.build.lib.vfs.Path; |
| import com.google.devtools.build.lib.vfs.PathFragment; |
| import com.google.devtools.build.lib.vfs.Root; |
| import com.google.devtools.build.lib.vfs.inmemoryfs.InMemoryFileSystem; |
| import com.google.testing.junit.testparameterinjector.TestParameter; |
| import com.google.testing.junit.testparameterinjector.TestParameterInjector; |
| import java.io.IOException; |
| import java.io.PrintStream; |
| import java.util.ArrayDeque; |
| import java.util.Deque; |
| import java.util.HashMap; |
| import java.util.HashSet; |
| import java.util.Map; |
| import java.util.Optional; |
| import java.util.Set; |
| import java.util.function.Predicate; |
| import javax.annotation.Nullable; |
| import org.junit.After; |
| import org.junit.Before; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| |
| @RunWith(TestParameterInjector.class) |
| public class ActionCacheCheckerTest { |
| private CorruptibleActionCache cache; |
| private ActionCacheChecker cacheChecker; |
| private Set<Path> filesToDelete; |
| private DigestHashFunction digestHashFunction; |
| private FileSystem fileSystem; |
| private ArtifactRoot artifactRoot; |
| |
| @Before |
| public void setupCache() throws Exception { |
| Scratch scratch = new Scratch(); |
| Clock clock = new ManualClock(); |
| |
| cache = new CorruptibleActionCache(scratch.resolve("/cache/test.dat"), clock); |
| cacheChecker = createActionCacheChecker(/*storeOutputMetadata=*/ false); |
| digestHashFunction = DigestHashFunction.SHA256; |
| fileSystem = new InMemoryFileSystem(digestHashFunction); |
| Path execRoot = fileSystem.getPath("/output"); |
| artifactRoot = ArtifactRoot.asDerivedRoot(execRoot, RootType.Output, "bin"); |
| } |
| |
| private byte[] digest(byte[] content) { |
| return digestHashFunction.getHashFunction().hashBytes(content).asBytes(); |
| } |
| |
| private ActionCacheChecker createActionCacheChecker(boolean storeOutputMetadata) { |
| return new ActionCacheChecker( |
| cache, |
| new FakeArtifactResolverBase(), |
| new ActionKeyContext(), |
| action -> true, |
| ActionCacheChecker.CacheConfig.builder() |
| .setEnabled(true) |
| .setVerboseExplanations(false) |
| .setStoreOutputMetadata(storeOutputMetadata) |
| .build()); |
| } |
| |
| @Before |
| public void clearFilesToDeleteAfterTest() throws Exception { |
| filesToDelete = new HashSet<>(); |
| } |
| |
| @After |
| public void deleteFilesCreatedDuringTest() throws Exception { |
| for (Path path : filesToDelete) { |
| if (path.isDirectory()) { |
| path.deleteTree(); |
| } else { |
| path.delete(); |
| } |
| } |
| } |
| |
| /** "Executes" the given action from the point of view of the cache's lifecycle. */ |
| private void runAction(Action action) throws Exception { |
| runAction(action, new HashMap<>()); |
| } |
| |
| private void runAction(Action action, MetadataHandler metadataHandler) throws Exception { |
| runAction(action, new HashMap<>(), ImmutableMap.of(), metadataHandler); |
| } |
| |
| /** |
| * "Executes" the given action from the point of view of the cache's lifecycle with a custom |
| * client environment. |
| */ |
| private void runAction(Action action, Map<String, String> clientEnv) throws Exception { |
| runAction(action, clientEnv, ImmutableMap.of()); |
| } |
| |
| private void runAction(Action action, Map<String, String> clientEnv, Map<String, String> platform) |
| throws Exception { |
| runAction(action, clientEnv, platform, new FakeMetadataHandler()); |
| } |
| |
| private void runAction( |
| Action action, |
| Map<String, String> clientEnv, |
| Map<String, String> platform, |
| MetadataHandler metadataHandler) |
| throws Exception { |
| for (Artifact artifact : action.getOutputs()) { |
| Path path = artifact.getPath(); |
| |
| // Record all action outputs as files to be deleted across tests to prevent cross-test |
| // pollution. We need to do this on a path basis because we don't know upfront which file |
| // system they live in so we cannot just recreate the file system. (E.g. all NullActions |
| // share an in-memory file system to hold dummy outputs.) |
| filesToDelete.add(path); |
| |
| Path parent = path.getParentDirectory(); |
| if (parent != null) { |
| parent.createDirectoryAndParents(); |
| } |
| } |
| |
| Token token = |
| cacheChecker.getTokenIfNeedToExecute( |
| action, |
| /* resolvedCacheArtifacts= */ null, |
| clientEnv, |
| OutputPermissions.READONLY, |
| /* handler= */ null, |
| metadataHandler, |
| /* artifactExpander= */ null, |
| platform, |
| /* loadCachedOutputMetadata= */ true); |
| if (token != null) { |
| // Real action execution would happen here. |
| ActionExecutionContext context = mock(ActionExecutionContext.class); |
| when(context.getMetadataHandler()).thenReturn(metadataHandler); |
| action.execute(context); |
| |
| cacheChecker.updateActionCache( |
| action, |
| token, |
| metadataHandler, |
| /* artifactExpander= */ null, |
| clientEnv, |
| OutputPermissions.READONLY, |
| platform); |
| } |
| } |
| |
| /** Ensures that the cache statistics match exactly the given values. */ |
| private void assertStatistics(int hits, Iterable<MissDetail> misses) { |
| ActionCacheStatistics.Builder builder = ActionCacheStatistics.newBuilder(); |
| cache.mergeIntoActionCacheStatistics(builder); |
| ActionCacheStatistics stats = builder.build(); |
| |
| assertThat(stats.getHits()).isEqualTo(hits); |
| assertThat(stats.getMissDetailsList()).containsExactlyElementsIn(misses); |
| } |
| |
| private void doTestNotCached(Action action, MissReason missReason) throws Exception { |
| runAction(action); |
| |
| assertStatistics(0, new MissDetailsBuilder().set(missReason, 1).build()); |
| } |
| |
| private void doTestCached(Action action, MissReason missReason) throws Exception { |
| int runs = 5; |
| for (int i = 0; i < runs; i++) { |
| runAction(action); |
| } |
| |
| assertStatistics(runs - 1, new MissDetailsBuilder().set(missReason, 1).build()); |
| } |
| |
| private void doTestCorruptedCacheEntry(Action action) throws Exception { |
| cache.corruptAllEntries(); |
| runAction(action); |
| |
| assertStatistics( |
| 0, |
| new MissDetailsBuilder().set(MissReason.CORRUPTED_CACHE_ENTRY, 1).build()); |
| } |
| |
| @Test |
| public void testNoActivity() throws Exception { |
| assertStatistics(0, new MissDetailsBuilder().build()); |
| } |
| |
| @Test |
| public void testNotCached() throws Exception { |
| doTestNotCached(new WriteEmptyOutputAction(), MissReason.NOT_CACHED); |
| } |
| |
| @Test |
| public void testCached() throws Exception { |
| doTestCached(new WriteEmptyOutputAction(), MissReason.NOT_CACHED); |
| } |
| |
| @Test |
| public void testCorruptedCacheEntry() throws Exception { |
| doTestCorruptedCacheEntry(new WriteEmptyOutputAction()); |
| } |
| |
| @Test |
| public void testDifferentActionKey() throws Exception { |
| Action action = |
| new WriteEmptyOutputAction() { |
| @Override |
| protected void computeKey( |
| ActionKeyContext actionKeyContext, |
| @Nullable ArtifactExpander artifactExpander, |
| Fingerprint fp) { |
| fp.addString("key1"); |
| } |
| }; |
| runAction(action); |
| action = |
| new NullAction() { |
| @Override |
| protected void computeKey( |
| ActionKeyContext actionKeyContext, |
| @Nullable ArtifactExpander artifactExpander, |
| Fingerprint fp) { |
| fp.addString("key2"); |
| } |
| }; |
| runAction(action); |
| |
| assertStatistics( |
| 0, |
| new MissDetailsBuilder() |
| .set(MissReason.DIFFERENT_ACTION_KEY, 1) |
| .set(MissReason.NOT_CACHED, 1) |
| .build()); |
| } |
| |
| @Test |
| public void testDifferentEnvironment() throws Exception { |
| Action action = |
| new WriteEmptyOutputAction() { |
| @Override |
| public ImmutableList<String> getClientEnvironmentVariables() { |
| return ImmutableList.of("used-var"); |
| } |
| }; |
| Map<String, String> clientEnv = new HashMap<>(); |
| clientEnv.put("unused-var", "1"); |
| runAction(action, clientEnv); // Not cached. |
| clientEnv.remove("unused-var"); |
| runAction(action, clientEnv); // Cache hit because we only modified uninteresting variables. |
| clientEnv.put("used-var", "2"); |
| runAction(action, clientEnv); // Cache miss because of different environment. |
| runAction(action, clientEnv); // Cache hit because we did not change anything. |
| |
| assertStatistics( |
| 2, |
| new MissDetailsBuilder() |
| .set(MissReason.DIFFERENT_ENVIRONMENT, 1) |
| .set(MissReason.NOT_CACHED, 1) |
| .build()); |
| } |
| |
| @Test |
| public void testDifferentRemoteDefaultPlatform() throws Exception { |
| Action action = new WriteEmptyOutputAction(); |
| Map<String, String> env = new HashMap<>(); |
| env.put("unused-var", "1"); |
| |
| Map<String, String> platform = new HashMap<>(); |
| platform.put("used-var", "1"); |
| // Not cached. |
| runAction(action, env, platform); |
| // Cache hit because nothing changed. |
| runAction(action, env, platform); |
| // Cache miss because platform changed to an empty from a previous value. |
| runAction(action, env, ImmutableMap.of()); |
| // Cache hit with an empty platform. |
| runAction(action, env, ImmutableMap.of()); |
| // Cache miss because platform changed to a value from an empty one. |
| runAction(action, env, ImmutableMap.copyOf(platform)); |
| platform.put("another-var", "1234"); |
| // Cache miss because platform value changed. |
| runAction(action, env, ImmutableMap.copyOf(platform)); |
| |
| assertStatistics( |
| 2, |
| new MissDetailsBuilder() |
| .set(MissReason.DIFFERENT_ENVIRONMENT, 3) |
| .set(MissReason.NOT_CACHED, 1) |
| .build()); |
| } |
| |
| @Test |
| public void testDifferentFiles() throws Exception { |
| Action action = new WriteEmptyOutputAction(); |
| runAction(action); // Not cached. |
| writeContentAsLatin1(action.getPrimaryOutput().getPath(), "modified"); |
| runAction(action); // Cache miss because output files were modified. |
| |
| assertStatistics( |
| 0, |
| new MissDetailsBuilder() |
| .set(MissReason.DIFFERENT_FILES, 1) |
| .set(MissReason.NOT_CACHED, 1) |
| .build()); |
| } |
| |
| @Test |
| public void testUnconditionalExecution() throws Exception { |
| Action action = |
| new WriteEmptyOutputAction() { |
| @Override |
| public boolean executeUnconditionally() { |
| return true; |
| } |
| |
| @Override |
| public boolean isVolatile() { |
| return true; |
| } |
| }; |
| |
| int runs = 5; |
| for (int i = 0; i < runs; i++) { |
| runAction(action); |
| } |
| |
| assertStatistics( |
| 0, new MissDetailsBuilder().set(MissReason.UNCONDITIONAL_EXECUTION, runs).build()); |
| } |
| |
| @Test |
| public void testMiddleman_notCached() throws Exception { |
| doTestNotCached(new NullMiddlemanAction(), MissReason.DIFFERENT_DEPS); |
| } |
| |
| @Test |
| public void testMiddleman_cached() throws Exception { |
| doTestCached(new NullMiddlemanAction(), MissReason.DIFFERENT_DEPS); |
| } |
| |
| @Test |
| public void testMiddleman_corruptedCacheEntry() throws Exception { |
| doTestCorruptedCacheEntry(new NullMiddlemanAction()); |
| } |
| |
| @Test |
| public void testMiddleman_differentFiles() throws Exception { |
| Action action = |
| new NullMiddlemanAction() { |
| @Override |
| public synchronized NestedSet<Artifact> getInputs() { |
| FileSystem fileSystem = getPrimaryOutput().getPath().getFileSystem(); |
| Path path = fileSystem.getPath("/input"); |
| ArtifactRoot root = ArtifactRoot.asSourceRoot(Root.fromPath(fileSystem.getPath("/"))); |
| return NestedSetBuilder.create( |
| Order.STABLE_ORDER, ActionsTestUtil.createArtifact(root, path)); |
| } |
| }; |
| runAction(action); // Not cached so recorded as different deps. |
| writeContentAsLatin1(action.getPrimaryInput().getPath(), "modified"); |
| runAction(action); // Cache miss because input files were modified. |
| writeContentAsLatin1(action.getPrimaryOutput().getPath(), "modified"); |
| runAction(action); // Outputs are not considered for middleman actions, so this is a cache hit. |
| runAction(action); // Outputs are not considered for middleman actions, so this is a cache hit. |
| |
| assertStatistics( |
| 2, |
| new MissDetailsBuilder() |
| .set(MissReason.DIFFERENT_DEPS, 1) |
| .set(MissReason.DIFFERENT_FILES, 1) |
| .build()); |
| } |
| |
| @Test |
| public void testDeletedConstantMetadataOutputCausesReexecution() throws Exception { |
| SpecialArtifact output = |
| SpecialArtifact.create( |
| artifactRoot, |
| PathFragment.create("bin/dummy"), |
| NULL_ARTIFACT_OWNER, |
| SpecialArtifactType.CONSTANT_METADATA); |
| output.getPath().getParentDirectory().createDirectoryAndParents(); |
| Action action = new WriteEmptyOutputAction(output); |
| runAction(action); |
| output.getPath().delete(); |
| assertThat( |
| cacheChecker.getTokenIfNeedToExecute( |
| action, |
| /* resolvedCacheArtifacts= */ null, |
| /* clientEnv= */ ImmutableMap.of(), |
| OutputPermissions.READONLY, |
| /* handler= */ null, |
| new FakeMetadataHandler(), |
| /* artifactExpander= */ null, |
| /* remoteDefaultPlatformProperties= */ ImmutableMap.of(), |
| /* loadCachedOutputMetadata= */ true)) |
| .isNotNull(); |
| } |
| |
| private RemoteFileArtifactValue createRemoteFileMetadata(String content) { |
| return createRemoteFileMetadata(content, /* materializationExecPath= */ null); |
| } |
| |
| private RemoteFileArtifactValue createRemoteFileMetadata( |
| String content, @Nullable PathFragment materializationExecPath) { |
| byte[] bytes = content.getBytes(UTF_8); |
| return RemoteFileArtifactValue.create(digest(bytes), bytes.length, 1, materializationExecPath); |
| } |
| |
| private static TreeArtifactValue createTreeMetadata( |
| SpecialArtifact parent, |
| ImmutableMap<String, ? extends FileArtifactValue> children, |
| Optional<FileArtifactValue> archivedArtifactValue, |
| Optional<PathFragment> materializationExecPath) { |
| TreeArtifactValue.Builder builder = TreeArtifactValue.newBuilder(parent); |
| for (Map.Entry<String, ? extends FileArtifactValue> entry : children.entrySet()) { |
| builder.putChild( |
| Artifact.TreeFileArtifact.createTreeOutput(parent, entry.getKey()), entry.getValue()); |
| } |
| archivedArtifactValue.ifPresent( |
| metadata -> { |
| ArchivedTreeArtifact artifact = ArchivedTreeArtifact.createForTree(parent); |
| builder.setArchivedRepresentation( |
| TreeArtifactValue.ArchivedRepresentation.create(artifact, metadata)); |
| }); |
| materializationExecPath.ifPresent(builder::setMaterializationExecPath); |
| return builder.build(); |
| } |
| |
| @Test |
| public void saveOutputMetadata_remoteFileMetadataSaved() throws Exception { |
| cacheChecker = createActionCacheChecker(/*storeOutputMetadata=*/ true); |
| Artifact output = createArtifact(artifactRoot, "bin/dummy"); |
| String content = "content"; |
| Action action = new InjectOutputFileMetadataAction(output, createRemoteFileMetadata(content)); |
| |
| // Not cached. |
| runAction(action); |
| |
| assertThat(output.getPath().exists()).isFalse(); |
| ActionCache.Entry entry = cache.get(output.getExecPathString()); |
| assertThat(entry).isNotNull(); |
| assertThat(entry.getOutputFile(output)).isEqualTo(createRemoteFileMetadata(content)); |
| assertStatistics(0, new MissDetailsBuilder().set(MissReason.NOT_CACHED, 1).build()); |
| } |
| |
| @Test |
| public void saveOutputMetadata_localFileMetadataNotSaved() throws Exception { |
| cacheChecker = createActionCacheChecker(/*storeOutputMetadata=*/ true); |
| Artifact output = createArtifact(artifactRoot, "bin/dummy"); |
| Action action = new WriteEmptyOutputAction(output); |
| output.getPath().delete(); |
| |
| runAction(action); |
| |
| assertThat(output.getPath().exists()).isTrue(); |
| ActionCache.Entry entry = cache.get(output.getExecPathString()); |
| assertThat(entry).isNotNull(); |
| assertThat(entry.getOutputFile(output)).isNull(); |
| assertStatistics(0, new MissDetailsBuilder().set(MissReason.NOT_CACHED, 1).build()); |
| } |
| |
| @Test |
| public void saveOutputMetadata_remoteMetadataInjectedAndLocalFilesStored() throws Exception { |
| cacheChecker = createActionCacheChecker(/*storeOutputMetadata=*/ true); |
| Artifact output = createArtifact(artifactRoot, "bin/dummy"); |
| Action action = |
| new WriteEmptyOutputAction(output) { |
| @Override |
| public ActionResult execute(ActionExecutionContext actionExecutionContext) { |
| actionExecutionContext |
| .getMetadataHandler() |
| .injectFile(output, createRemoteFileMetadata("")); |
| return super.execute(actionExecutionContext); |
| } |
| }; |
| output.getPath().delete(); |
| |
| runAction(action); |
| |
| assertThat(output.getPath().exists()).isTrue(); |
| ActionCache.Entry entry = cache.get(output.getExecPathString()); |
| assertThat(entry).isNotNull(); |
| assertThat(entry.getOutputFile(output)).isEqualTo(createRemoteFileMetadata("")); |
| assertStatistics(0, new MissDetailsBuilder().set(MissReason.NOT_CACHED, 1).build()); |
| } |
| |
| @Test |
| public void saveOutputMetadata_notSavedIfDisabled() throws Exception { |
| Artifact output = createArtifact(artifactRoot, "bin/dummy"); |
| String content = "content"; |
| Action action = new InjectOutputFileMetadataAction(output, createRemoteFileMetadata(content)); |
| |
| runAction(action); |
| |
| assertThat(output.getPath().exists()).isFalse(); |
| ActionCache.Entry entry = cache.get(output.getExecPathString()); |
| assertThat(entry).isNotNull(); |
| assertThat(entry.getOutputFile(output)).isNull(); |
| assertStatistics(0, new MissDetailsBuilder().set(MissReason.NOT_CACHED, 1).build()); |
| } |
| |
| @Test |
| public void saveOutputMetadata_remoteFileMetadataLoaded() throws Exception { |
| cacheChecker = createActionCacheChecker(/*storeOutputMetadata=*/ true); |
| Artifact output = createArtifact(artifactRoot, "bin/dummy"); |
| String content = "content"; |
| Action action = new InjectOutputFileMetadataAction(output, createRemoteFileMetadata(content)); |
| MetadataHandler metadataHandler = new FakeMetadataHandler(); |
| |
| runAction(action); |
| Token token = |
| cacheChecker.getTokenIfNeedToExecute( |
| action, |
| /* resolvedCacheArtifacts= */ null, |
| /* clientEnv= */ ImmutableMap.of(), |
| OutputPermissions.READONLY, |
| /* handler= */ null, |
| metadataHandler, |
| /* artifactExpander= */ null, |
| /* remoteDefaultPlatformProperties= */ ImmutableMap.of(), |
| /* loadCachedOutputMetadata= */ true); |
| |
| assertThat(output.getPath().exists()).isFalse(); |
| assertThat(token).isNull(); |
| ActionCache.Entry entry = cache.get(output.getExecPathString()); |
| assertThat(entry).isNotNull(); |
| assertThat(entry.getOutputFile(output)).isEqualTo(createRemoteFileMetadata(content)); |
| assertThat(metadataHandler.getMetadata(output)).isEqualTo(createRemoteFileMetadata(content)); |
| } |
| |
| @Test |
| public void saveOutputMetadata_remoteOutputUnavailable_remoteFileMetadataNotLoaded() |
| throws Exception { |
| cacheChecker = createActionCacheChecker(/*storeOutputMetadata=*/ true); |
| Artifact output = createArtifact(artifactRoot, "bin/dummy"); |
| String content = "content"; |
| Action action = new InjectOutputFileMetadataAction(output, createRemoteFileMetadata(content)); |
| MetadataHandler metadataHandler = new FakeMetadataHandler(); |
| |
| runAction(action); |
| Token token = |
| cacheChecker.getTokenIfNeedToExecute( |
| action, |
| /* resolvedCacheArtifacts= */ null, |
| /* clientEnv= */ ImmutableMap.of(), |
| OutputPermissions.READONLY, |
| /* handler= */ null, |
| metadataHandler, |
| /* artifactExpander= */ null, |
| /* remoteDefaultPlatformProperties= */ ImmutableMap.of(), |
| /* loadCachedOutputMetadata= */ false); |
| |
| assertThat(output.getPath().exists()).isFalse(); |
| assertThat(token).isNotNull(); |
| ActionCache.Entry entry = cache.get(output.getExecPathString()); |
| assertThat(entry).isNull(); |
| } |
| |
| @Test |
| public void saveOutputMetadata_localMetadataIsSameAsRemoteMetadata_cached( |
| @TestParameter({"", "/target/path"}) String materializationExecPathParam) throws Exception { |
| cacheChecker = createActionCacheChecker(/*storeOutputMetadata=*/ true); |
| Artifact output = createArtifact(artifactRoot, "bin/dummy"); |
| String content = "content"; |
| PathFragment materializationExecPath = |
| materializationExecPathParam.isEmpty() ? null : PathFragment.create("/target/path"); |
| Action action = |
| new InjectOutputFileMetadataAction( |
| output, createRemoteFileMetadata(content, materializationExecPath)); |
| runAction(action); |
| assertStatistics(0, new MissDetailsBuilder().set(MissReason.NOT_CACHED, 1).build()); |
| |
| writeContentAsLatin1(output.getPath(), content); |
| // Cached since local metadata is same as remote metadata |
| runAction(action); |
| |
| assertStatistics(1, new MissDetailsBuilder().set(MissReason.NOT_CACHED, 1).build()); |
| ActionCache.Entry entry = cache.get(output.getExecPathString()); |
| assertThat(entry).isNotNull(); |
| assertThat(entry.getOutputFile(output)) |
| .isEqualTo(createRemoteFileMetadata(content, materializationExecPath)); |
| } |
| |
| @Test |
| public void saveOutputMetadata_localMetadataIsDifferentFromRemoteMetadata_notCached() |
| throws Exception { |
| cacheChecker = createActionCacheChecker(/*storeOutputMetadata=*/ true); |
| Artifact output = createArtifact(artifactRoot, "bin/dummy"); |
| String content1 = "content1"; |
| String content2 = "content2"; |
| Action action = |
| new InjectOutputFileMetadataAction( |
| output, createRemoteFileMetadata(content1), createRemoteFileMetadata(content2)); |
| runAction(action); |
| assertStatistics(0, new MissDetailsBuilder().set(MissReason.NOT_CACHED, 1).build()); |
| |
| writeContentAsLatin1(output.getPath(), content2); |
| // Not cached since local file changed |
| runAction(action); |
| |
| assertStatistics( |
| 0, |
| new MissDetailsBuilder() |
| .set(MissReason.NOT_CACHED, 1) |
| .set(MissReason.DIFFERENT_FILES, 1) |
| .build()); |
| ActionCache.Entry entry = cache.get(output.getExecPathString()); |
| assertThat(entry).isNotNull(); |
| assertThat(entry.getOutputFile(output)).isEqualTo(createRemoteFileMetadata(content2)); |
| } |
| |
| @Test |
| public void saveOutputMetadata_treeMetadata_remoteFileMetadataSaved() throws Exception { |
| cacheChecker = createActionCacheChecker(/*storeOutputMetadata=*/ true); |
| SpecialArtifact output = |
| createTreeArtifactWithGeneratingAction(artifactRoot, PathFragment.create("bin/dummy")); |
| ImmutableMap<String, RemoteFileArtifactValue> children = |
| ImmutableMap.of( |
| "file1", createRemoteFileMetadata("content1"), |
| "file2", createRemoteFileMetadata("content2")); |
| Action action = |
| new InjectOutputTreeMetadataAction( |
| output, |
| createTreeMetadata( |
| output, |
| children, |
| /* archivedArtifactValue= */ Optional.empty(), |
| /* materializationExecPath= */ Optional.empty())); |
| |
| runAction(action); |
| |
| assertThat(output.getPath().exists()).isFalse(); |
| ActionCache.Entry entry = cache.get(output.getExecPathString()); |
| assertThat(entry).isNotNull(); |
| assertThat(entry.getOutputTree(output)) |
| .isEqualTo( |
| SerializableTreeArtifactValue.create( |
| children, |
| /* archivedFileValue= */ Optional.empty(), |
| /* materializationExecPath= */ Optional.empty())); |
| assertStatistics(0, new MissDetailsBuilder().set(MissReason.NOT_CACHED, 1).build()); |
| } |
| |
| @Test |
| public void saveOutputMetadata_treeMetadata_remoteArchivedArtifactSaved() throws Exception { |
| cacheChecker = createActionCacheChecker(/*storeOutputMetadata=*/ true); |
| SpecialArtifact output = |
| createTreeArtifactWithGeneratingAction(artifactRoot, PathFragment.create("bin/dummy")); |
| Action action = |
| new InjectOutputTreeMetadataAction( |
| output, |
| createTreeMetadata( |
| output, |
| ImmutableMap.of(), |
| Optional.of(createRemoteFileMetadata("content")), |
| /* materializationExecPath= */ Optional.empty())); |
| |
| runAction(action); |
| |
| assertThat(output.getPath().exists()).isFalse(); |
| ActionCache.Entry entry = cache.get(output.getExecPathString()); |
| assertThat(entry).isNotNull(); |
| assertThat(entry.getOutputTree(output)) |
| .isEqualTo( |
| SerializableTreeArtifactValue.create( |
| ImmutableMap.of(), |
| Optional.of(createRemoteFileMetadata("content")), |
| /* materializationExecPath= */ Optional.empty())); |
| assertStatistics(0, new MissDetailsBuilder().set(MissReason.NOT_CACHED, 1).build()); |
| } |
| |
| @Test |
| public void saveOutputMetadata_treeMetadata_materializationExecPathSaved() throws Exception { |
| cacheChecker = createActionCacheChecker(/*storeOutputMetadata=*/ true); |
| SpecialArtifact output = |
| createTreeArtifactWithGeneratingAction(artifactRoot, PathFragment.create("bin/dummy")); |
| Action action = |
| new InjectOutputTreeMetadataAction( |
| output, |
| createTreeMetadata( |
| output, |
| ImmutableMap.of(), |
| /* archivedArtifactValue= */ Optional.empty(), |
| Optional.of(PathFragment.create("/target/path")))); |
| |
| runAction(action); |
| |
| assertThat(output.getPath().exists()).isFalse(); |
| ActionCache.Entry entry = cache.get(output.getExecPathString()); |
| assertThat(entry).isNotNull(); |
| assertThat(entry.getOutputTree(output)) |
| .isEqualTo( |
| SerializableTreeArtifactValue.create( |
| ImmutableMap.of(), |
| /* archivedFileValue= */ Optional.empty(), |
| Optional.of(PathFragment.create("/target/path")))); |
| assertStatistics(0, new MissDetailsBuilder().set(MissReason.NOT_CACHED, 1).build()); |
| } |
| |
| @Test |
| public void saveOutputMetadata_emptyTreeMetadata_notSaved() throws Exception { |
| cacheChecker = createActionCacheChecker(/*storeOutputMetadata=*/ true); |
| SpecialArtifact output = |
| createTreeArtifactWithGeneratingAction(artifactRoot, PathFragment.create("bin/dummy")); |
| Action action = |
| new InjectOutputTreeMetadataAction( |
| output, |
| createTreeMetadata( |
| output, |
| ImmutableMap.of(), |
| /* archivedArtifactValue= */ Optional.empty(), |
| /* materializationExecPath= */ Optional.empty())); |
| MetadataHandler metadataHandler = new FakeMetadataHandler(); |
| |
| runAction(action); |
| Token token = |
| cacheChecker.getTokenIfNeedToExecute( |
| action, |
| /* resolvedCacheArtifacts= */ null, |
| /* clientEnv= */ ImmutableMap.of(), |
| OutputPermissions.READONLY, |
| /* handler= */ null, |
| metadataHandler, |
| /* artifactExpander= */ null, |
| /* remoteDefaultPlatformProperties= */ ImmutableMap.of(), |
| /* loadCachedOutputMetadata= */ true); |
| |
| assertThat(token).isNull(); |
| assertThat(output.getPath().exists()).isFalse(); |
| ActionCache.Entry entry = cache.get(output.getExecPathString()); |
| assertThat(entry).isNotNull(); |
| assertThat(entry.getOutputTree(output)).isNull(); |
| assertStatistics(1, new MissDetailsBuilder().set(MissReason.NOT_CACHED, 1).build()); |
| } |
| |
| @Test |
| public void saveOutputMetadata_treeMetadata_localFileMetadataNotSaved() throws Exception { |
| cacheChecker = createActionCacheChecker(/*storeOutputMetadata=*/ true); |
| SpecialArtifact output = |
| createTreeArtifactWithGeneratingAction(artifactRoot, PathFragment.create("bin/dummy")); |
| writeIsoLatin1(fileSystem.getPath("/file2"), ""); |
| ImmutableMap<String, FileArtifactValue> children = |
| ImmutableMap.of( |
| "file1", createRemoteFileMetadata("content1"), |
| "file2", FileArtifactValue.createForTesting(fileSystem.getPath("/file2"))); |
| fileSystem.getPath("/file2").delete(); |
| Action action = |
| new InjectOutputTreeMetadataAction( |
| output, |
| createTreeMetadata( |
| output, |
| children, |
| /* archivedArtifactValue= */ Optional.empty(), |
| /* materializationExecPath= */ Optional.empty())); |
| |
| runAction(action); |
| |
| assertThat(output.getPath().exists()).isFalse(); |
| ActionCache.Entry entry = cache.get(output.getExecPathString()); |
| assertThat(entry).isNotNull(); |
| assertThat(entry.getOutputTree(output)) |
| .isEqualTo( |
| SerializableTreeArtifactValue.create( |
| ImmutableMap.of("file1", createRemoteFileMetadata("content1")), |
| /* archivedFileValue= */ Optional.empty(), |
| /* materializationExecPath= */ Optional.empty())); |
| assertStatistics(0, new MissDetailsBuilder().set(MissReason.NOT_CACHED, 1).build()); |
| } |
| |
| @Test |
| public void saveOutputMetadata_treeMetadata_localArchivedArtifactNotSaved() throws Exception { |
| cacheChecker = createActionCacheChecker(/*storeOutputMetadata=*/ true); |
| SpecialArtifact output = |
| createTreeArtifactWithGeneratingAction(artifactRoot, PathFragment.create("bin/dummy")); |
| writeIsoLatin1(fileSystem.getPath("/archive"), ""); |
| Action action = |
| new InjectOutputTreeMetadataAction( |
| output, |
| createTreeMetadata( |
| output, |
| ImmutableMap.of(), |
| Optional.of(FileArtifactValue.createForTesting(fileSystem.getPath("/archive"))), |
| /* materializationExecPath= */ Optional.empty())); |
| fileSystem.getPath("/archive").delete(); |
| |
| runAction(action); |
| |
| assertThat(output.getPath().exists()).isFalse(); |
| ActionCache.Entry entry = cache.get(output.getExecPathString()); |
| assertThat(entry).isNotNull(); |
| assertThat(entry.getOutputTree(output)).isNull(); |
| assertStatistics(0, new MissDetailsBuilder().set(MissReason.NOT_CACHED, 1).build()); |
| } |
| |
| @Test |
| public void saveOutputMetadata_treeMetadata_remoteFileMetadataLoaded() throws Exception { |
| cacheChecker = createActionCacheChecker(/*storeOutputMetadata=*/ true); |
| SpecialArtifact output = |
| createTreeArtifactWithGeneratingAction(artifactRoot, PathFragment.create("bin/dummy")); |
| ImmutableMap<String, FileArtifactValue> children = |
| ImmutableMap.of( |
| "file1", createRemoteFileMetadata("content1"), |
| "file2", createRemoteFileMetadata("content2")); |
| Action action = |
| new InjectOutputTreeMetadataAction( |
| output, |
| createTreeMetadata( |
| output, |
| children, |
| /* archivedArtifactValue= */ Optional.empty(), |
| /* materializationExecPath= */ Optional.empty())); |
| MetadataHandler metadataHandler = new FakeMetadataHandler(); |
| |
| runAction(action); |
| Token token = |
| cacheChecker.getTokenIfNeedToExecute( |
| action, |
| /* resolvedCacheArtifacts= */ null, |
| /* clientEnv= */ ImmutableMap.of(), |
| OutputPermissions.READONLY, |
| /* handler= */ null, |
| metadataHandler, |
| /* artifactExpander= */ null, |
| /* remoteDefaultPlatformProperties= */ ImmutableMap.of(), |
| /* loadCachedOutputMetadata= */ true); |
| |
| TreeArtifactValue expectedMetadata = |
| createTreeMetadata( |
| output, |
| children, |
| /* archivedArtifactValue= */ Optional.empty(), |
| /* materializationExecPath= */ Optional.empty()); |
| assertThat(token).isNull(); |
| assertThat(output.getPath().exists()).isFalse(); |
| ActionCache.Entry entry = cache.get(output.getExecPathString()); |
| assertThat(entry).isNotNull(); |
| assertThat(entry.getOutputTree(output)) |
| .isEqualTo(SerializableTreeArtifactValue.createSerializable(expectedMetadata).get()); |
| assertThat(metadataHandler.getTreeArtifactValue(output)).isEqualTo(expectedMetadata); |
| } |
| |
| @Test |
| public void saveOutputMetadata_treeMetadata_localFileMetadataLoaded() throws Exception { |
| cacheChecker = createActionCacheChecker(/*storeOutputMetadata=*/ true); |
| SpecialArtifact output = |
| createTreeArtifactWithGeneratingAction(artifactRoot, PathFragment.create("bin/dummy")); |
| ImmutableMap<String, FileArtifactValue> children1 = |
| ImmutableMap.of( |
| "file1", createRemoteFileMetadata("content1"), |
| "file2", createRemoteFileMetadata("content2")); |
| ImmutableMap<String, FileArtifactValue> children2 = |
| ImmutableMap.of( |
| "file1", createRemoteFileMetadata("content1"), |
| "file2", createRemoteFileMetadata("modified_remote")); |
| Action action = |
| new InjectOutputTreeMetadataAction( |
| output, |
| createTreeMetadata( |
| output, |
| children1, |
| /* archivedArtifactValue= */ Optional.empty(), |
| /* materializationExecPath= */ Optional.empty()), |
| createTreeMetadata( |
| output, |
| children2, |
| /* archivedArtifactValue= */ Optional.empty(), |
| /* materializationExecPath= */ Optional.empty())); |
| MetadataHandler metadataHandler = new FakeMetadataHandler(); |
| |
| runAction(action); |
| writeIsoLatin1(output.getPath().getRelative("file2"), "modified_local"); |
| // Not cached since local file changed |
| runAction(action, metadataHandler); |
| |
| assertStatistics( |
| 0, |
| new MissDetailsBuilder() |
| .set(MissReason.NOT_CACHED, 1) |
| .set(MissReason.DIFFERENT_FILES, 1) |
| .build()); |
| assertThat(output.getPath().exists()).isTrue(); |
| TreeArtifactValue expectedMetadata = |
| createTreeMetadata( |
| output, |
| ImmutableMap.of( |
| "file1", createRemoteFileMetadata("content1"), |
| "file2", createRemoteFileMetadata("modified_remote")), |
| /* archivedArtifactValue= */ Optional.empty(), |
| /* materializationExecPath= */ Optional.empty()); |
| ActionCache.Entry entry = cache.get(output.getExecPathString()); |
| assertThat(entry).isNotNull(); |
| assertThat(entry.getOutputTree(output)) |
| .isEqualTo(SerializableTreeArtifactValue.createSerializable(expectedMetadata).get()); |
| assertThat(metadataHandler.getTreeArtifactValue(output)).isEqualTo(expectedMetadata); |
| } |
| |
| @Test |
| public void saveOutputMetadata_treeMetadata_localArchivedArtifactLoaded() throws Exception { |
| cacheChecker = createActionCacheChecker(/*storeOutputMetadata=*/ true); |
| SpecialArtifact output = |
| createTreeArtifactWithGeneratingAction(artifactRoot, PathFragment.create("bin/dummy")); |
| Action action = |
| new InjectOutputTreeMetadataAction( |
| output, |
| createTreeMetadata( |
| output, |
| ImmutableMap.of(), |
| Optional.of(createRemoteFileMetadata("content")), |
| /* materializationExecPath= */ Optional.empty()), |
| createTreeMetadata( |
| output, |
| ImmutableMap.of(), |
| Optional.of(createRemoteFileMetadata("modified")), |
| /* materializationExecPath= */ Optional.empty())); |
| MetadataHandler metadataHandler = new FakeMetadataHandler(); |
| |
| runAction(action); |
| writeIsoLatin1(ArchivedTreeArtifact.createForTree(output).getPath(), "modified"); |
| // Not cached since local file changed |
| runAction(action, metadataHandler); |
| |
| assertStatistics( |
| 0, |
| new MissDetailsBuilder() |
| .set(MissReason.NOT_CACHED, 1) |
| .set(MissReason.DIFFERENT_FILES, 1) |
| .build()); |
| assertThat(output.getPath().exists()).isFalse(); |
| TreeArtifactValue expectedMetadata = |
| createTreeMetadata( |
| output, |
| ImmutableMap.of(), |
| Optional.of(createRemoteFileMetadata("modified")), |
| /* materializationExecPath= */ Optional.empty()); |
| ActionCache.Entry entry = cache.get(output.getExecPathString()); |
| assertThat(entry).isNotNull(); |
| assertThat(entry.getOutputTree(output)) |
| .isEqualTo(SerializableTreeArtifactValue.createSerializable(expectedMetadata).get()); |
| assertThat(metadataHandler.getTreeArtifactValue(output)).isEqualTo(expectedMetadata); |
| } |
| |
| private static void writeContentAsLatin1(Path path, String content) throws IOException { |
| Path parent = path.getParentDirectory(); |
| if (parent != null) { |
| parent.createDirectoryAndParents(); |
| } |
| FileSystemUtils.writeContentAsLatin1(path, content); |
| } |
| |
| @Test |
| public void saveOutputMetadata_treeMetadataWithSameLocalFileMetadata_cached( |
| @TestParameter({"", "/target/path"}) String materializationExecPathParam) throws Exception { |
| cacheChecker = createActionCacheChecker(/*storeOutputMetadata=*/ true); |
| SpecialArtifact output = |
| createTreeArtifactWithGeneratingAction(artifactRoot, PathFragment.create("bin/dummy")); |
| ImmutableMap<String, RemoteFileArtifactValue> children = |
| ImmutableMap.of( |
| "file1", createRemoteFileMetadata("content1"), |
| "file2", createRemoteFileMetadata("content2")); |
| Optional<PathFragment> materializationExecPath = |
| materializationExecPathParam.isEmpty() |
| ? Optional.empty() |
| : Optional.of(PathFragment.create("/target/path")); |
| Action action = |
| new InjectOutputTreeMetadataAction( |
| output, |
| createTreeMetadata( |
| output, |
| children, |
| /* archivedArtifactValue= */ Optional.empty(), |
| materializationExecPath)); |
| MetadataHandler metadataHandler = new FakeMetadataHandler(); |
| |
| runAction(action); |
| writeContentAsLatin1(output.getPath().getRelative("file1"), "content1"); |
| // Cache hit |
| Token token = |
| cacheChecker.getTokenIfNeedToExecute( |
| action, |
| /* resolvedCacheArtifacts= */ null, |
| /* clientEnv= */ ImmutableMap.of(), |
| OutputPermissions.READONLY, |
| /* handler= */ null, |
| metadataHandler, |
| /* artifactExpander= */ null, |
| /* remoteDefaultPlatformProperties= */ ImmutableMap.of(), |
| /* loadCachedOutputMetadata= */ true); |
| |
| assertThat(token).isNull(); |
| assertStatistics(1, new MissDetailsBuilder().set(MissReason.NOT_CACHED, 1).build()); |
| assertThat(output.getPath().exists()).isTrue(); |
| ActionCache.Entry entry = cache.get(output.getExecPathString()); |
| assertThat(entry).isNotNull(); |
| assertThat(entry.getOutputTree(output)) |
| .isEqualTo( |
| SerializableTreeArtifactValue.create( |
| children, /* archivedFileValue= */ Optional.empty(), materializationExecPath)); |
| assertThat(metadataHandler.getTreeArtifactValue(output)) |
| .isEqualTo( |
| createTreeMetadata( |
| output, |
| ImmutableMap.of( |
| "file1", |
| FileArtifactValue.createForTesting(output.getPath().getRelative("file1")), |
| "file2", |
| createRemoteFileMetadata("content2")), |
| /* archivedArtifactValue= */ Optional.empty(), |
| materializationExecPath)); |
| } |
| |
| @Test |
| public void saveOutputMetadata_treeMetadataWithSameLocalArchivedArtifact_cached() |
| throws Exception { |
| cacheChecker = createActionCacheChecker(/*storeOutputMetadata=*/ true); |
| SpecialArtifact output = |
| createTreeArtifactWithGeneratingAction(artifactRoot, PathFragment.create("bin/dummy")); |
| Action action = |
| new InjectOutputTreeMetadataAction( |
| output, |
| createTreeMetadata( |
| output, |
| ImmutableMap.of(), |
| Optional.of(createRemoteFileMetadata("content")), |
| /* materializationExecPath= */ Optional.empty())); |
| MetadataHandler metadataHandler = new FakeMetadataHandler(); |
| |
| runAction(action); |
| writeContentAsLatin1(ArchivedTreeArtifact.createForTree(output).getPath(), "content"); |
| // Cache hit |
| runAction(action, metadataHandler); |
| |
| assertStatistics(1, new MissDetailsBuilder().set(MissReason.NOT_CACHED, 1).build()); |
| assertThat(output.getPath().exists()).isFalse(); |
| TreeArtifactValue expectedMetadata = |
| createTreeMetadata( |
| output, |
| ImmutableMap.of(), |
| Optional.of(createRemoteFileMetadata("content")), |
| /* materializationExecPath= */ Optional.empty()); |
| ActionCache.Entry entry = cache.get(output.getExecPathString()); |
| assertThat(entry).isNotNull(); |
| assertThat(entry.getOutputTree(output)) |
| .isEqualTo(SerializableTreeArtifactValue.createSerializable(expectedMetadata).get()); |
| assertThat(metadataHandler.getTreeArtifactValue(output)).isEqualTo(expectedMetadata); |
| } |
| |
| /** An {@link ActionCache} that allows injecting corruption for testing. */ |
| private static final class CorruptibleActionCache implements ActionCache { |
| private final CompactPersistentActionCache delegate; |
| private boolean corrupted = false; |
| |
| CorruptibleActionCache(Path cacheRoot, Clock clock) throws IOException { |
| this.delegate = |
| CompactPersistentActionCache.create(cacheRoot, clock, NullEventHandler.INSTANCE); |
| } |
| |
| void corruptAllEntries() { |
| corrupted = true; |
| } |
| |
| @Override |
| public Entry get(String key) { |
| return corrupted ? ActionCache.Entry.CORRUPTED : delegate.get(key); |
| } |
| |
| @Override |
| public void put(String key, Entry entry) { |
| delegate.put(key, entry); |
| } |
| |
| @Override |
| public void remove(String key) { |
| delegate.remove(key); |
| } |
| |
| @Override |
| public void removeIf(Predicate<Entry> predicate) { |
| delegate.removeIf(predicate); |
| } |
| |
| @Override |
| public long save() throws IOException { |
| return delegate.save(); |
| } |
| |
| @Override |
| public void clear() { |
| delegate.clear(); |
| } |
| |
| @Override |
| public void dump(PrintStream out) { |
| delegate.dump(out); |
| } |
| |
| @Override |
| public void accountHit() { |
| delegate.accountHit(); |
| } |
| |
| @Override |
| public void accountMiss(MissReason reason) { |
| delegate.accountMiss(reason); |
| } |
| |
| @Override |
| public void mergeIntoActionCacheStatistics(ActionCacheStatistics.Builder builder) { |
| delegate.mergeIntoActionCacheStatistics(builder); |
| } |
| |
| @Override |
| public void resetStatistics() { |
| delegate.resetStatistics(); |
| } |
| } |
| |
| /** A null middleman action. */ |
| private static class NullMiddlemanAction extends NullAction { |
| @Override |
| public MiddlemanType getActionType() { |
| return MiddlemanType.RUNFILES_MIDDLEMAN; |
| } |
| } |
| |
| /** A fake metadata handler that is able to obtain metadata from the file system. */ |
| private static final class FakeMetadataHandler extends FakeMetadataHandlerBase { |
| private final Map<Artifact, FileArtifactValue> fileMetadata = new HashMap<>(); |
| private final Map<SpecialArtifact, TreeArtifactValue> treeMetadata = new HashMap<>(); |
| |
| @Override |
| public void injectFile(Artifact output, FileArtifactValue metadata) { |
| fileMetadata.put(output, metadata); |
| } |
| |
| @Override |
| public void injectTree(SpecialArtifact treeArtifact, TreeArtifactValue tree) { |
| treeMetadata.put(treeArtifact, tree); |
| } |
| |
| @Override |
| public FileArtifactValue getMetadata(ActionInput input) throws IOException { |
| if (!(input instanceof Artifact)) { |
| return null; |
| } |
| Artifact output = (Artifact) input; |
| |
| if (output.isTreeArtifact()) { |
| TreeArtifactValue treeArtifactValue = getTreeArtifactValue((SpecialArtifact) output); |
| if (treeArtifactValue != null) { |
| return treeArtifactValue.getMetadata(); |
| } else { |
| return null; |
| } |
| } |
| |
| if (fileMetadata.containsKey(output)) { |
| return fileMetadata.get(output); |
| } |
| return FileArtifactValue.createForTesting(output); |
| } |
| |
| @Override |
| public TreeArtifactValue getTreeArtifactValue(SpecialArtifact output) throws IOException { |
| if (treeMetadata.containsKey(output)) { |
| return treeMetadata.get(output); |
| } |
| |
| TreeArtifactValue.Builder tree = TreeArtifactValue.newBuilder(output); |
| |
| Path treeDir = output.getPath(); |
| if (treeDir.exists()) { |
| TreeArtifactValue.visitTree( |
| treeDir, |
| (parentRelativePath, type) -> { |
| if (type == Dirent.Type.DIRECTORY) { |
| return; |
| } |
| Artifact.TreeFileArtifact child = |
| Artifact.TreeFileArtifact.createTreeOutput(output, parentRelativePath); |
| FileArtifactValue metadata = |
| FileArtifactValue.createForTesting(treeDir.getRelative(parentRelativePath)); |
| synchronized (tree) { |
| tree.putChild(child, metadata); |
| } |
| }); |
| } |
| |
| ArchivedTreeArtifact archivedTreeArtifact = ArchivedTreeArtifact.createForTree(output); |
| if (archivedTreeArtifact.getPath().exists()) { |
| tree.setArchivedRepresentation( |
| archivedTreeArtifact, |
| FileArtifactValue.createForTesting(archivedTreeArtifact.getPath())); |
| } |
| |
| return tree.build(); |
| } |
| |
| @Override |
| public void setDigestForVirtualArtifact(Artifact artifact, byte[] digest) {} |
| } |
| |
| private static class WriteEmptyOutputAction extends NullAction { |
| WriteEmptyOutputAction() {} |
| |
| WriteEmptyOutputAction(Artifact... outputs) { |
| super(outputs); |
| } |
| |
| @Override |
| public ActionResult execute(ActionExecutionContext actionExecutionContext) { |
| for (Artifact output : getOutputs()) { |
| Path path = output.getPath(); |
| if (!path.exists()) { |
| try { |
| FileSystemUtils.writeContentAsLatin1(path, ""); |
| } catch (IOException e) { |
| throw new IllegalStateException("Failed to create output", e); |
| } |
| } |
| } |
| |
| return super.execute(actionExecutionContext); |
| } |
| } |
| |
| private static class InjectOutputFileMetadataAction extends NullAction { |
| private final Artifact output; |
| private final Deque<FileArtifactValue> metadataDeque; |
| |
| InjectOutputFileMetadataAction(Artifact output, FileArtifactValue... metadata) { |
| super(output); |
| |
| this.output = output; |
| this.metadataDeque = new ArrayDeque<>(ImmutableList.copyOf(metadata)); |
| } |
| |
| @Override |
| public ActionResult execute(ActionExecutionContext actionExecutionContext) { |
| actionExecutionContext.getMetadataHandler().injectFile(output, metadataDeque.pop()); |
| return super.execute(actionExecutionContext); |
| } |
| } |
| |
| private static final class InjectOutputTreeMetadataAction extends NullAction { |
| private final SpecialArtifact output; |
| private final Deque<TreeArtifactValue> metadataDeque; |
| |
| InjectOutputTreeMetadataAction(SpecialArtifact output, TreeArtifactValue... metadata) { |
| super(output); |
| |
| this.output = output; |
| this.metadataDeque = new ArrayDeque<>(ImmutableList.copyOf(metadata)); |
| } |
| |
| @Override |
| public ActionResult execute(ActionExecutionContext actionExecutionContext) { |
| actionExecutionContext.getMetadataHandler().injectTree(output, metadataDeque.pop()); |
| return super.execute(actionExecutionContext); |
| } |
| } |
| } |