| /* |
| * Copyright 2019 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 androidx.build.uptodatedness |
| |
| import androidx.build.VERIFY_UP_TO_DATE |
| import org.gradle.api.GradleException |
| import org.gradle.api.Project |
| import org.gradle.api.Task |
| import org.gradle.api.provider.Provider |
| import org.gradle.api.services.BuildService |
| import org.gradle.api.services.BuildServiceParameters |
| import org.gradle.build.event.BuildEventsListenerRegistry |
| import org.gradle.tooling.events.FinishEvent |
| import org.gradle.tooling.events.OperationCompletionListener |
| import org.gradle.tooling.events.task.TaskExecutionResult |
| |
| /** |
| * Validates that all tasks (except a temporary exception list) are considered up-to-date. |
| * The expected usage of this is that the user will invoke a build with the |
| * TaskUpToDateValidator disabled, and then reinvoke the same build with the TaskUpToDateValidator |
| * enabled. If the second build actually runs any tasks, then some tasks don't have the correct |
| * inputs/outputs declared and are running more often than necessary. |
| */ |
| |
| const val DISALLOW_TASK_EXECUTION_VAR_NAME = "DISALLOW_TASK_EXECUTION" |
| |
| private const val ENABLE_FLAG_NAME = VERIFY_UP_TO_DATE |
| |
| // Temporary set of exempt tasks that are known to still be out-of-date after running once |
| // Entries in this set may be task names (like assembleRelease) or task paths |
| // (like :core:core:assembleRelease) |
| // Entries in this set do still get rerun because they might produce files that are needed by |
| // subsequent tasks |
| val ALLOW_RERUNNING_TASKS = setOf( |
| "buildOnServer", |
| "checkExternalLicenses", |
| // https://youtrack.jetbrains.com/issue/KT-52632 |
| "commonizeNativeDistribution", |
| "createDiffArchiveForAll", |
| "externalNativeBuildDebug", |
| "externalNativeBuildRelease", |
| "generateDebugUnitTestConfig", |
| "generateJsonModelDebug", |
| "generateJsonModelRelease", |
| /** |
| * relocateShadowJar is used to configure the ShadowJar hence it does not have any outputs. |
| * https://github.com/johnrengelman/shadow/issues/561 |
| */ |
| "relocateShadowJar", |
| "testDebugUnitTest", |
| "verifyDependencyVersions", |
| "zipConstrainedTestConfigsWithApks", |
| "zipTestConfigsWithApks", |
| "zipHtmlResultsOfTestDebugUnitTest", |
| "zipXmlResultsOfTestDebugUnitTest", |
| |
| ":camera:integration-tests:camera-testapp-core:mergeLibDexDebug", |
| ":camera:integration-tests:camera-testapp-core:packageDebug", |
| ":camera:integration-tests:camera-testapp-extensions:mergeLibDexDebug", |
| ":camera:integration-tests:camera-testapp-extensions:packageDebug", |
| ":camera:integration-tests:camera-testapp-extensions:GenerateTestConfigurationdebugAndroidTest", |
| ":camera:integration-tests:camera-testapp-uiwidgets:mergeLibDexDebug", |
| ":camera:integration-tests:camera-testapp-uiwidgets:packageDebug", |
| ":camera:integration-tests:camera-testapp-core:GenerateTestConfigurationdebug", |
| ":camera:integration-tests:camera-testapp-core:GenerateTestConfigurationdebugAndroidTest", |
| ":camera:integration-tests:camera-testapp-view:GenerateTestConfigurationdebug", |
| ":camera:integration-tests:camera-testapp-view:GenerateTestConfigurationdebugAndroidTest", |
| ":camera:integration-tests:camera-testapp-view:mergeLibDexDebug", |
| ":camera:integration-tests:camera-testapp-view:packageDebug", |
| "configureCMakeDebug[armeabi-v7a]", |
| "configureCMakeDebug[arm64-v8a]", |
| "configureCMakeDebug[x86]", |
| "configureCMakeDebug[x86_64]", |
| "buildCMakeDebug[armeabi-v7a]", |
| "buildCMakeDebug[arm64-v8a]", |
| "buildCMakeDebug[x86]", |
| "buildCMakeDebug[x86_64]", |
| "configureCMakeRelWithDebInfo[armeabi-v7a]", |
| "configureCMakeRelWithDebInfo[arm64-v8a]", |
| "configureCMakeRelWithDebInfo[x86]", |
| "configureCMakeRelWithDebInfo[x86_64]", |
| "buildCMakeRelWithDebInfo[armeabi-v7a]", |
| "buildCMakeRelWithDebInfo[arm64-v8a]", |
| "buildCMakeRelWithDebInfo[x86]", |
| "buildCMakeRelWithDebInfo[x86_64]", |
| ":appsearch:appsearch-local-storage:buildCMakeDebug[armeabi-v7a][icing]", |
| ":appsearch:appsearch-local-storage:buildCMakeDebug[arm64-v8a][icing]", |
| ":appsearch:appsearch-local-storage:buildCMakeDebug[x86][icing]", |
| ":appsearch:appsearch-local-storage:buildCMakeDebug[x86_64][icing]", |
| ":appsearch:appsearch-local-storage:buildCMakeRelWithDebInfo[armeabi-v7a][icing]", |
| ":appsearch:appsearch-local-storage:buildCMakeRelWithDebInfo[arm64-v8a][icing]", |
| ":appsearch:appsearch-local-storage:buildCMakeRelWithDebInfo[x86][icing]", |
| ":appsearch:appsearch-local-storage:buildCMakeRelWithDebInfo[x86_64][icing]", |
| ":external:libyuv:buildCMakeDebug[armeabi-v7a][yuv]", |
| ":external:libyuv:buildCMakeDebug[arm64-v8a][yuv]", |
| ":external:libyuv:buildCMakeDebug[x86][yuv]", |
| ":external:libyuv:buildCMakeDebug[x86_64][yuv]", |
| ":external:libyuv:buildCMakeRelWithDebInfo[armeabi-v7a][yuv]", |
| ":external:libyuv:buildCMakeRelWithDebInfo[arm64-v8a][yuv]", |
| ":external:libyuv:buildCMakeRelWithDebInfo[x86][yuv]", |
| ":external:libyuv:buildCMakeRelWithDebInfo[x86_64][yuv]", |
| ":hilt:hilt-navigation-compose:kaptGenerateStubsDebugKotlin", |
| ":hilt:hilt-navigation-compose:kaptGenerateStubsReleaseKotlin", |
| ":lint-checks:integration-tests:copyDebugAndroidLintReports", |
| |
| // https://github.com/gradle/gradle/issues/17262 |
| ":doclava:compileJava", |
| ":doclava:processResources", |
| ":doclava:jar", |
| |
| // https://youtrack.jetbrains.com/issue/KT-49933 |
| "generateProjectStructureMetadata" |
| ) |
| |
| // Additional tasks that are expected to be temporarily out-of-date after running once |
| // Tasks in this set we don't even try to rerun, because they're known to be unnecessary |
| val DONT_TRY_RERUNNING_TASKS = setOf( |
| ":buildSrc-tests:project-subsets:test", |
| "listTaskOutputs", |
| "tasks", |
| |
| // More information about the fact that these dokka tasks rerun can be found at b/167569304 |
| "dokkaKotlinDocs", |
| "zipDokkaDocs", |
| "dackkaDocs", |
| |
| // Flakily not up-to-date, b/176120659 |
| "doclavaDocs", |
| |
| // We know that these tasks are never up to date due to maven-metadata.xml changing |
| // https://github.com/gradle/gradle/issues/11203 |
| "partiallyDejetifyArchive", |
| "stripArchiveForPartialDejetification", |
| "createArchive" |
| ) |
| |
| val DONT_TRY_RERUNNING_TASK_TYPES = setOf( |
| "com.android.build.gradle.internal.lint.AndroidLintTextOutputTask_Decorated", |
| // lint report tasks |
| "com.android.build.gradle.internal.lint.AndroidLintTask_Decorated", |
| // lint analysis tasks b/223287425 |
| "com.android.build.gradle.internal.lint.AndroidLintAnalysisTask_Decorated", |
| // https://github.com/gradle/gradle/issues/11717 |
| "org.gradle.api.publish.tasks.GenerateModuleMetadata_Decorated", |
| "org.gradle.api.publish.maven.tasks.GenerateMavenPom_Decorated", |
| // due to GenerateModuleMetadata re-running |
| "androidx.build.GMavenZipTask_Decorated", |
| "org.gradle.api.publish.maven.tasks.PublishToMavenRepository_Decorated", |
| // This task is not cacheable by design due to large number of inputs |
| "androidx.build.license.CheckExternalDependencyLicensesTask_Decorated", |
| ) |
| |
| @Suppress("UnstableApiUsage") // usage of BuildService that's incubating |
| abstract class TaskUpToDateValidator : |
| BuildService<TaskUpToDateValidator.Parameters>, OperationCompletionListener { |
| interface Parameters : BuildServiceParameters { |
| // We check <validate> during task execution rather than during project configuration |
| // so that any configuration cache created during the first build can be reused during the |
| // second build, saving build time |
| var validate: Provider<Boolean> |
| } |
| |
| override fun onFinish(event: FinishEvent) { |
| if (!parameters.validate.get()) { |
| return |
| } |
| val result = event.result |
| if (result is TaskExecutionResult) { |
| val name = event.descriptor.name |
| val executionReasons = result.executionReasons |
| if (executionReasons.isNullOrEmpty()) { |
| // empty list means task was actually up-to-date, see docs for |
| // TaskExecutionResult.executionReasons |
| // null list means the task already failed, so we'll skip emitting our error |
| return |
| } |
| if (isCausedByAKlibChange(result)) { |
| // ignore these until this bug in the KMP plugin is fixed. |
| // see the method for details. |
| return |
| } |
| if (!isAllowedToRerunTask(name)) { |
| throw GradleException( |
| "Ran two consecutive builds of the same tasks, and in the " + |
| "second build, observed:\n" + |
| "task $name not UP-TO-DATE. It was out-of-date because:\n" + |
| "${result.executionReasons}" |
| ) |
| } |
| } |
| } |
| |
| companion object { |
| // Tells whether to create a TaskUpToDateValidator listener |
| private fun shouldEnable(project: Project): Boolean { |
| return project.providers.gradleProperty(ENABLE_FLAG_NAME).isPresent |
| } |
| |
| /** |
| * Currently, klibs are not reproducible, which means any task that depends on them |
| * might get invalidated at no fault of their own. |
| * |
| * https://youtrack.jetbrains.com/issue/KT-52741 |
| */ |
| private fun isCausedByAKlibChange(result: TaskExecutionResult): Boolean { |
| // the actual message looks something like: |
| // Input property 'rootSpec$1$3' file <some-path>.klib has changed |
| return result.executionReasons.orEmpty().any { |
| it.contains(".klib has changed") |
| } |
| } |
| |
| private fun isAllowedToRerunTask(taskPath: String): Boolean { |
| if (ALLOW_RERUNNING_TASKS.contains(taskPath)) { |
| return true |
| } |
| val taskName = taskPath.substringAfterLast(":") |
| if (ALLOW_RERUNNING_TASKS.contains(taskName)) { |
| return true |
| } |
| if (taskName.startsWith("compile") && taskName.endsWith("KotlinMetadata")) { |
| // these tasks' up-to-date checks might flake. |
| // https://youtrack.jetbrains.com/issue/KT-52675 |
| // We are not adding the task type to the DONT_TRY_RERUNNING_TASKS list because it |
| // is a common compilation task that is shared w/ other kotlin native compilations. |
| // (e.g. similar to the Exec task in Gradle) |
| return true |
| } |
| return false |
| } |
| |
| private fun shouldTryRerunningTask(task: Task): Boolean { |
| return !( |
| DONT_TRY_RERUNNING_TASKS.contains(task.name) || |
| DONT_TRY_RERUNNING_TASKS.contains(task.path) || |
| DONT_TRY_RERUNNING_TASK_TYPES.contains(task::class.qualifiedName) |
| ) |
| } |
| |
| fun setup(rootProject: Project, registry: BuildEventsListenerRegistry) { |
| if (!shouldEnable(rootProject)) { |
| return |
| } |
| val validate = rootProject.providers |
| .environmentVariable(DISALLOW_TASK_EXECUTION_VAR_NAME).map { true }.orElse(false) |
| // create listener for validating that any task that reran was expected to rerun |
| val validatorProvider = rootProject.gradle.sharedServices |
| .registerIfAbsent( |
| "TaskUpToDateValidator", |
| TaskUpToDateValidator::class.java |
| ) { spec -> spec.parameters.validate = validate } |
| registry.onTaskCompletion(validatorProvider) |
| |
| // skip rerunning tasks that are known to be unnecessary to rerun |
| rootProject.allprojects { subproject -> |
| subproject.tasks.configureEach { task -> |
| task.onlyIf { |
| shouldTryRerunningTask(task) || !validate.get() |
| } |
| } |
| } |
| } |
| } |
| } |