| /** |
| * 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.hadoop.crypto.key; |
| |
| import java.io.IOException; |
| import java.net.URI; |
| import java.net.URISyntaxException; |
| |
| import org.apache.hadoop.conf.Configuration; |
| import org.apache.hadoop.fs.Path; |
| |
| public class FailureInjectingJavaKeyStoreProvider extends JavaKeyStoreProvider { |
| |
| public static final String SCHEME_NAME = "failjceks"; |
| |
| private boolean backupFail = false; |
| private boolean writeFail = false; |
| FailureInjectingJavaKeyStoreProvider(JavaKeyStoreProvider prov) { |
| super(prov); |
| } |
| |
| public void setBackupFail(boolean b) { |
| backupFail = b; |
| } |
| |
| public void setWriteFail(boolean b) { |
| backupFail = b; |
| } |
| |
| // Failure injection methods.. |
| @Override |
| public void writeToNew(Path newPath) throws IOException { |
| if (writeFail) { |
| throw new IOException("Injecting failure on write"); |
| } |
| super.writeToNew(newPath); |
| } |
| |
| @Override |
| public boolean backupToOld(Path oldPath) throws IOException { |
| if (backupFail) { |
| throw new IOException("Inejection Failure on backup"); |
| } |
| return super.backupToOld(oldPath); |
| } |
| |
| public static class Factory extends KeyProviderFactory { |
| @Override |
| public KeyProvider createProvider(URI providerName, |
| Configuration conf) throws IOException { |
| if (SCHEME_NAME.equals(providerName.getScheme())) { |
| try { |
| return new FailureInjectingJavaKeyStoreProvider( |
| (JavaKeyStoreProvider) new JavaKeyStoreProvider.Factory() |
| .createProvider( |
| new URI(providerName.toString().replace(SCHEME_NAME, |
| JavaKeyStoreProvider.SCHEME_NAME)), conf)); |
| } catch (URISyntaxException e) { |
| throw new RuntimeException(e); |
| } |
| } |
| return null; |
| } |
| } |
| } |