anishshri-db commented on code in PR #50508: URL: https://github.com/apache/spark/pull/50508#discussion_r2027724068
########## sql/core/src/test/scala/org/apache/spark/sql/execution/streaming/state/FailureInjectionCheckpointFileManager.scala: ########## @@ -0,0 +1,257 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. + * The ASF licenses this file to You 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 org.apache.spark.sql.execution.streaming.state + +import java.io._ +import java.net.URI + +import org.apache.hadoop.conf.Configuration +import org.apache.hadoop.fs._ +import org.apache.hadoop.fs.permission.FsPermission +import org.apache.hadoop.util.Progressable + +import org.apache.spark.internal.Logging +import org.apache.spark.sql.execution.streaming.CheckpointFileManager.{CancellableFSDataOutputStream, RenameBasedFSDataOutputStream} +import org.apache.spark.sql.execution.streaming.FileSystemBasedCheckpointFileManager + +/** + * A wrapper file output stream that will throw exception in close() and put the underlying + * stream to FailureInjectionFileSystem.delayedStreams + * @param stream stream to be wrapped + */ +class DelayCloseFSDataOutputStreamWrapper(stream: CancellableFSDataOutputStream) + extends CancellableFSDataOutputStream(stream.getWrappedStream) with Logging { + val originalStream: CancellableFSDataOutputStream = stream + + var closed: Boolean = false + + override def close(): Unit = { + if (!closed) { + closed = true + FailureInjectionFileSystem.delayedStreams = + FailureInjectionFileSystem.delayedStreams :+ originalStream + throw new IOException("Fake File Stream Close Failure") + } + } + + /** Cancel is not needed in unit tests */ + override def cancel(): Unit = {} +} + +/** + * A wrapper checkpoint file manager that might inject functions in some function calls. + * Used in unit tests to simulate failure scenarios. + * This can be put into SQLConf.STREAMING_CHECKPOINT_FILE_MANAGER_CLASS to provide failure + * injection behavior. + * + * @param path + * @param hadoopConf + */ +class FailureInjectionCheckpointFileManager(path: Path, hadoopConf: Configuration) + extends FileSystemBasedCheckpointFileManager(path, hadoopConf) with Logging { + + override def createAtomic(path: Path, + overwriteIfPossible: Boolean): CancellableFSDataOutputStream = { + FailureInjectionFileSystem.failureCreateAtomicRegex.foreach { pattern => + if (path.toString.matches(pattern)) { + throw new IOException("Fake File System Create Atomic Failure") + } + } + + var shouldDelay = false + FailureInjectionFileSystem.createAtomicDelayCloseRegex.foreach { pattern => + if (path.toString.matches(pattern)) { + shouldDelay = true + } + } + val ret = new RenameBasedFSDataOutputStream(this, path, overwriteIfPossible) + if (shouldDelay) { + new DelayCloseFSDataOutputStreamWrapper(ret) + } else { + ret + } + + } + + override def renameTempFile(srcPath: Path, dstPath: Path, + overwriteIfPossible: Boolean): Unit = { + if (FailureInjectionFileSystem.allowOverwriteInRename || !fs.exists(dstPath)) { + super.renameTempFile(srcPath, dstPath, overwriteIfPossible) + } else { + logWarning(s"Skip renaming temp file $srcPath to $dstPath because it already exists.") + } + } + + override def list(path: Path, filter: PathFilter): Array[FileStatus] = { + super.list(path, filter) + } + + override def exists(path: Path): Boolean = { + if (FailureInjectionFileSystem.shouldFailExist) { + throw new IOException("Fake File Exists Failure") + } + super.exists(path) + } +} + +/** + * Contains a list of variables for failure ingestion conditions. + * These are singleton instances accessed by all instances of FailureInjectionCheckpointFileManager + * and FailureInjectionFileSystem. This allows a unit test to have a global control of failure + * and access to the delayed streams. + */ +object FailureInjectionFileSystem { + // File names matching this regex will cause the copyFromLocalFile to fail + var failPreCopyFromLocalFileNameRegex: Seq[String] = Seq.empty + // File names matching this regex will cause the createAtomic to fail and put the streams in + // `delayedStreams` + var createAtomicDelayCloseRegex: Seq[String] = Seq.empty + // File names matching this regex will cause the createAtomic() to fail + var failureCreateAtomicRegex: Seq[String] = Seq.empty + // If true, Exists() call will fail + var shouldFailExist: Boolean = false + // If true, simulate a case where rename() will not overwrite an existing file. + var allowOverwriteInRename: Boolean = true + + // List of streams that are delayed in close() based on `createAtomicDelayCloseRegex` + var delayedStreams: Seq[CancellableFSDataOutputStream] = Seq.empty +} + +/** + * A wrapper FileSystem that inject some failures. This class can used to replace the + * FileSystem in RocksDBFileManager. + * @param innerFs the FileSystem to be wrapped + */ +class FailureInjectionFileSystem(innerFs: FileSystem) extends FileSystem { + + override def getConf: Configuration = innerFs.getConf + + override def mkdirs(f: Path, permission: FsPermission): Boolean = innerFs.mkdirs(f, permission) + + override def rename(src: Path, dst: Path): Boolean = innerFs.rename(src, dst) + + override def getUri: URI = innerFs.getUri + + override def open(f: Path, bufferSize: Int): FSDataInputStream = innerFs.open(f, bufferSize) + + override def create( + f: Path, + permission: FsPermission, + overwrite: Boolean, + bufferSize: Int, + replication: Short, + blockSize: Long, + progress: Progressable): FSDataOutputStream = + innerFs.create(f, permission, overwrite, bufferSize, replication, blockSize, progress) + + override def append(f: Path, bufferSize: Int, progress: Progressable): FSDataOutputStream = + innerFs.append(f, bufferSize, progress) + + override def delete(f: Path, recursive: Boolean): Boolean = innerFs.delete(f, recursive) + + override def listStatus(f: Path): Array[FileStatus] = innerFs.listStatus(f) + + override def setWorkingDirectory(new_dir: Path): Unit = innerFs.setWorkingDirectory(new_dir) + + override def getWorkingDirectory: Path = innerFs.getWorkingDirectory + + override def getFileStatus(f: Path): FileStatus = innerFs.getFileStatus(f) + + override def copyFromLocalFile(src: Path, dst: Path): Unit = { + FailureInjectionFileSystem.failPreCopyFromLocalFileNameRegex.foreach { pattern => + if (src.toString.matches(pattern)) { + throw new IOException(s"Injected failure due to source path matching pattern: $pattern") + } + } + + innerFs.copyFromLocalFile(src, dst) + } +} + +/** + * A wrapper RocksDB State Store Provider that replaces FileSystem used in RocksDBFileManager + * to FailureInjectionFileSystem. + */ +class FailureInjectionRocksDBStateStoreProvider extends RocksDBStateStoreProvider { + override def createRocksDB( + dfsRootDir: String, + conf: RocksDBConf, + localRootDir: File, + hadoopConf: Configuration, + loggingId: String, + useColumnFamilies: Boolean, + enableStateStoreCheckpointIds: Boolean, + partitionId: Int): RocksDB = { + FailureInjectionRocksDBStateStoreProvider.createRocksDBWithFaultInjection( + dfsRootDir, + conf, + localRootDir, + hadoopConf, + loggingId, + useColumnFamilies, + enableStateStoreCheckpointIds, + partitionId) + } +} + +object FailureInjectionRocksDBStateStoreProvider { + /** + * RocksDBFieManager is created by RocksDB class where it creates a default FileSystem. + * we made RocksDB create a RocksDBFileManager but a different FileSystem here. + * */ + def createRocksDBWithFaultInjection( + dfsRootDir: String, + conf: RocksDBConf, + localRootDir: File, + hadoopConf: Configuration, + loggingId: String, + useColumnFamilies: Boolean, + enableStateStoreCheckpointIds: Boolean, + partitionId: Int): RocksDB = { + new RocksDB( + dfsRootDir, + conf = conf, + localRootDir = localRootDir, + hadoopConf = hadoopConf, + loggingId = loggingId, + useColumnFamilies = useColumnFamilies, + enableStateStoreCheckpointIds = enableStateStoreCheckpointIds, + partitionId = partitionId + ) { + override def createFileManager( + dfsRootDir: String, Review Comment: nit: indent ########## sql/core/src/test/scala/org/apache/spark/sql/execution/streaming/state/FailureInjectionCheckpointFileManager.scala: ########## @@ -0,0 +1,257 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. + * The ASF licenses this file to You 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 org.apache.spark.sql.execution.streaming.state + +import java.io._ +import java.net.URI + +import org.apache.hadoop.conf.Configuration +import org.apache.hadoop.fs._ +import org.apache.hadoop.fs.permission.FsPermission +import org.apache.hadoop.util.Progressable + +import org.apache.spark.internal.Logging +import org.apache.spark.sql.execution.streaming.CheckpointFileManager.{CancellableFSDataOutputStream, RenameBasedFSDataOutputStream} +import org.apache.spark.sql.execution.streaming.FileSystemBasedCheckpointFileManager + +/** + * A wrapper file output stream that will throw exception in close() and put the underlying + * stream to FailureInjectionFileSystem.delayedStreams + * @param stream stream to be wrapped + */ +class DelayCloseFSDataOutputStreamWrapper(stream: CancellableFSDataOutputStream) + extends CancellableFSDataOutputStream(stream.getWrappedStream) with Logging { + val originalStream: CancellableFSDataOutputStream = stream + + var closed: Boolean = false + + override def close(): Unit = { + if (!closed) { + closed = true + FailureInjectionFileSystem.delayedStreams = + FailureInjectionFileSystem.delayedStreams :+ originalStream + throw new IOException("Fake File Stream Close Failure") + } + } + + /** Cancel is not needed in unit tests */ + override def cancel(): Unit = {} +} + +/** + * A wrapper checkpoint file manager that might inject functions in some function calls. + * Used in unit tests to simulate failure scenarios. + * This can be put into SQLConf.STREAMING_CHECKPOINT_FILE_MANAGER_CLASS to provide failure + * injection behavior. + * + * @param path + * @param hadoopConf + */ +class FailureInjectionCheckpointFileManager(path: Path, hadoopConf: Configuration) + extends FileSystemBasedCheckpointFileManager(path, hadoopConf) with Logging { + + override def createAtomic(path: Path, + overwriteIfPossible: Boolean): CancellableFSDataOutputStream = { + FailureInjectionFileSystem.failureCreateAtomicRegex.foreach { pattern => + if (path.toString.matches(pattern)) { + throw new IOException("Fake File System Create Atomic Failure") + } + } + + var shouldDelay = false + FailureInjectionFileSystem.createAtomicDelayCloseRegex.foreach { pattern => + if (path.toString.matches(pattern)) { + shouldDelay = true + } + } + val ret = new RenameBasedFSDataOutputStream(this, path, overwriteIfPossible) + if (shouldDelay) { + new DelayCloseFSDataOutputStreamWrapper(ret) + } else { + ret + } + + } + + override def renameTempFile(srcPath: Path, dstPath: Path, + overwriteIfPossible: Boolean): Unit = { + if (FailureInjectionFileSystem.allowOverwriteInRename || !fs.exists(dstPath)) { + super.renameTempFile(srcPath, dstPath, overwriteIfPossible) + } else { + logWarning(s"Skip renaming temp file $srcPath to $dstPath because it already exists.") + } + } + + override def list(path: Path, filter: PathFilter): Array[FileStatus] = { + super.list(path, filter) + } + + override def exists(path: Path): Boolean = { + if (FailureInjectionFileSystem.shouldFailExist) { + throw new IOException("Fake File Exists Failure") + } + super.exists(path) + } +} + +/** + * Contains a list of variables for failure ingestion conditions. + * These are singleton instances accessed by all instances of FailureInjectionCheckpointFileManager + * and FailureInjectionFileSystem. This allows a unit test to have a global control of failure + * and access to the delayed streams. + */ +object FailureInjectionFileSystem { + // File names matching this regex will cause the copyFromLocalFile to fail + var failPreCopyFromLocalFileNameRegex: Seq[String] = Seq.empty + // File names matching this regex will cause the createAtomic to fail and put the streams in + // `delayedStreams` + var createAtomicDelayCloseRegex: Seq[String] = Seq.empty + // File names matching this regex will cause the createAtomic() to fail + var failureCreateAtomicRegex: Seq[String] = Seq.empty + // If true, Exists() call will fail + var shouldFailExist: Boolean = false + // If true, simulate a case where rename() will not overwrite an existing file. + var allowOverwriteInRename: Boolean = true + + // List of streams that are delayed in close() based on `createAtomicDelayCloseRegex` + var delayedStreams: Seq[CancellableFSDataOutputStream] = Seq.empty +} + +/** + * A wrapper FileSystem that inject some failures. This class can used to replace the + * FileSystem in RocksDBFileManager. + * @param innerFs the FileSystem to be wrapped + */ +class FailureInjectionFileSystem(innerFs: FileSystem) extends FileSystem { + + override def getConf: Configuration = innerFs.getConf + + override def mkdirs(f: Path, permission: FsPermission): Boolean = innerFs.mkdirs(f, permission) + + override def rename(src: Path, dst: Path): Boolean = innerFs.rename(src, dst) + + override def getUri: URI = innerFs.getUri + + override def open(f: Path, bufferSize: Int): FSDataInputStream = innerFs.open(f, bufferSize) + + override def create( + f: Path, + permission: FsPermission, + overwrite: Boolean, + bufferSize: Int, + replication: Short, + blockSize: Long, + progress: Progressable): FSDataOutputStream = + innerFs.create(f, permission, overwrite, bufferSize, replication, blockSize, progress) + + override def append(f: Path, bufferSize: Int, progress: Progressable): FSDataOutputStream = + innerFs.append(f, bufferSize, progress) + + override def delete(f: Path, recursive: Boolean): Boolean = innerFs.delete(f, recursive) + + override def listStatus(f: Path): Array[FileStatus] = innerFs.listStatus(f) + + override def setWorkingDirectory(new_dir: Path): Unit = innerFs.setWorkingDirectory(new_dir) + + override def getWorkingDirectory: Path = innerFs.getWorkingDirectory + + override def getFileStatus(f: Path): FileStatus = innerFs.getFileStatus(f) + + override def copyFromLocalFile(src: Path, dst: Path): Unit = { + FailureInjectionFileSystem.failPreCopyFromLocalFileNameRegex.foreach { pattern => + if (src.toString.matches(pattern)) { + throw new IOException(s"Injected failure due to source path matching pattern: $pattern") + } + } + + innerFs.copyFromLocalFile(src, dst) + } +} + +/** + * A wrapper RocksDB State Store Provider that replaces FileSystem used in RocksDBFileManager + * to FailureInjectionFileSystem. + */ +class FailureInjectionRocksDBStateStoreProvider extends RocksDBStateStoreProvider { + override def createRocksDB( + dfsRootDir: String, + conf: RocksDBConf, + localRootDir: File, + hadoopConf: Configuration, + loggingId: String, + useColumnFamilies: Boolean, + enableStateStoreCheckpointIds: Boolean, + partitionId: Int): RocksDB = { + FailureInjectionRocksDBStateStoreProvider.createRocksDBWithFaultInjection( + dfsRootDir, + conf, + localRootDir, + hadoopConf, + loggingId, + useColumnFamilies, + enableStateStoreCheckpointIds, + partitionId) + } +} + +object FailureInjectionRocksDBStateStoreProvider { + /** + * RocksDBFieManager is created by RocksDB class where it creates a default FileSystem. + * we made RocksDB create a RocksDBFileManager but a different FileSystem here. + * */ + def createRocksDBWithFaultInjection( + dfsRootDir: String, + conf: RocksDBConf, + localRootDir: File, + hadoopConf: Configuration, + loggingId: String, + useColumnFamilies: Boolean, + enableStateStoreCheckpointIds: Boolean, + partitionId: Int): RocksDB = { + new RocksDB( + dfsRootDir, + conf = conf, + localRootDir = localRootDir, + hadoopConf = hadoopConf, + loggingId = loggingId, + useColumnFamilies = useColumnFamilies, + enableStateStoreCheckpointIds = enableStateStoreCheckpointIds, + partitionId = partitionId + ) { + override def createFileManager( + dfsRootDir: String, + localTempDir: File, + hadoopConf: Configuration, + codecName: String, + loggingId: String): RocksDBFileManager = { + new RocksDBFileManager( + dfsRootDir, + localTempDir, + hadoopConf, + codecName, + loggingId = loggingId + ) { + override def getFileSystem( + myDfsRootDir: String, + myHadoopConf: Configuration): FileSystem = { Review Comment: nit: indent ########## sql/core/src/test/scala/org/apache/spark/sql/execution/streaming/state/FailureInjectionCheckpointFileManager.scala: ########## @@ -0,0 +1,257 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. + * The ASF licenses this file to You 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 org.apache.spark.sql.execution.streaming.state + +import java.io._ +import java.net.URI + +import org.apache.hadoop.conf.Configuration +import org.apache.hadoop.fs._ +import org.apache.hadoop.fs.permission.FsPermission +import org.apache.hadoop.util.Progressable + +import org.apache.spark.internal.Logging +import org.apache.spark.sql.execution.streaming.CheckpointFileManager.{CancellableFSDataOutputStream, RenameBasedFSDataOutputStream} +import org.apache.spark.sql.execution.streaming.FileSystemBasedCheckpointFileManager + +/** + * A wrapper file output stream that will throw exception in close() and put the underlying + * stream to FailureInjectionFileSystem.delayedStreams + * @param stream stream to be wrapped + */ +class DelayCloseFSDataOutputStreamWrapper(stream: CancellableFSDataOutputStream) + extends CancellableFSDataOutputStream(stream.getWrappedStream) with Logging { + val originalStream: CancellableFSDataOutputStream = stream + + var closed: Boolean = false + + override def close(): Unit = { + if (!closed) { + closed = true + FailureInjectionFileSystem.delayedStreams = + FailureInjectionFileSystem.delayedStreams :+ originalStream + throw new IOException("Fake File Stream Close Failure") + } + } + + /** Cancel is not needed in unit tests */ + override def cancel(): Unit = {} +} + +/** + * A wrapper checkpoint file manager that might inject functions in some function calls. + * Used in unit tests to simulate failure scenarios. + * This can be put into SQLConf.STREAMING_CHECKPOINT_FILE_MANAGER_CLASS to provide failure + * injection behavior. + * + * @param path + * @param hadoopConf + */ +class FailureInjectionCheckpointFileManager(path: Path, hadoopConf: Configuration) + extends FileSystemBasedCheckpointFileManager(path, hadoopConf) with Logging { + + override def createAtomic(path: Path, + overwriteIfPossible: Boolean): CancellableFSDataOutputStream = { + FailureInjectionFileSystem.failureCreateAtomicRegex.foreach { pattern => + if (path.toString.matches(pattern)) { + throw new IOException("Fake File System Create Atomic Failure") + } + } + + var shouldDelay = false + FailureInjectionFileSystem.createAtomicDelayCloseRegex.foreach { pattern => + if (path.toString.matches(pattern)) { + shouldDelay = true + } + } + val ret = new RenameBasedFSDataOutputStream(this, path, overwriteIfPossible) + if (shouldDelay) { + new DelayCloseFSDataOutputStreamWrapper(ret) + } else { + ret + } + Review Comment: nit: extra newline ? ########## sql/core/src/test/scala/org/apache/spark/sql/execution/streaming/state/FailureInjectionCheckpointFileManager.scala: ########## @@ -0,0 +1,257 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. + * The ASF licenses this file to You 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 org.apache.spark.sql.execution.streaming.state + +import java.io._ +import java.net.URI + +import org.apache.hadoop.conf.Configuration +import org.apache.hadoop.fs._ +import org.apache.hadoop.fs.permission.FsPermission +import org.apache.hadoop.util.Progressable + +import org.apache.spark.internal.Logging +import org.apache.spark.sql.execution.streaming.CheckpointFileManager.{CancellableFSDataOutputStream, RenameBasedFSDataOutputStream} +import org.apache.spark.sql.execution.streaming.FileSystemBasedCheckpointFileManager + +/** + * A wrapper file output stream that will throw exception in close() and put the underlying + * stream to FailureInjectionFileSystem.delayedStreams + * @param stream stream to be wrapped + */ +class DelayCloseFSDataOutputStreamWrapper(stream: CancellableFSDataOutputStream) + extends CancellableFSDataOutputStream(stream.getWrappedStream) with Logging { + val originalStream: CancellableFSDataOutputStream = stream + + var closed: Boolean = false + + override def close(): Unit = { + if (!closed) { + closed = true + FailureInjectionFileSystem.delayedStreams = + FailureInjectionFileSystem.delayedStreams :+ originalStream + throw new IOException("Fake File Stream Close Failure") + } + } + + /** Cancel is not needed in unit tests */ + override def cancel(): Unit = {} +} + +/** + * A wrapper checkpoint file manager that might inject functions in some function calls. + * Used in unit tests to simulate failure scenarios. + * This can be put into SQLConf.STREAMING_CHECKPOINT_FILE_MANAGER_CLASS to provide failure + * injection behavior. + * + * @param path + * @param hadoopConf + */ +class FailureInjectionCheckpointFileManager(path: Path, hadoopConf: Configuration) + extends FileSystemBasedCheckpointFileManager(path, hadoopConf) with Logging { + + override def createAtomic(path: Path, + overwriteIfPossible: Boolean): CancellableFSDataOutputStream = { + FailureInjectionFileSystem.failureCreateAtomicRegex.foreach { pattern => + if (path.toString.matches(pattern)) { + throw new IOException("Fake File System Create Atomic Failure") + } + } + + var shouldDelay = false + FailureInjectionFileSystem.createAtomicDelayCloseRegex.foreach { pattern => + if (path.toString.matches(pattern)) { + shouldDelay = true + } + } + val ret = new RenameBasedFSDataOutputStream(this, path, overwriteIfPossible) + if (shouldDelay) { + new DelayCloseFSDataOutputStreamWrapper(ret) + } else { + ret + } + + } + + override def renameTempFile(srcPath: Path, dstPath: Path, + overwriteIfPossible: Boolean): Unit = { + if (FailureInjectionFileSystem.allowOverwriteInRename || !fs.exists(dstPath)) { Review Comment: nit: indent seems off ? -- This is an automated message from the Apache Git Service. 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