| /** |
| * 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.hbase.snapshot; |
| |
| import static org.junit.Assert.assertFalse; |
| import static org.junit.Assert.fail; |
| |
| import java.io.IOException; |
| |
| import org.apache.commons.logging.Log; |
| import org.apache.commons.logging.LogFactory; |
| import org.apache.hadoop.conf.Configuration; |
| import org.apache.hadoop.fs.FileSystem; |
| import org.apache.hadoop.fs.Path; |
| import org.apache.hadoop.hbase.HBaseTestingUtility; |
| import org.apache.hadoop.hbase.HConstants; |
| import org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.SnapshotDescription; |
| import org.apache.hadoop.hbase.testclassification.MediumTests; |
| import org.apache.hadoop.hbase.testclassification.RegionServerTests; |
| import org.apache.hadoop.hbase.util.EnvironmentEdgeManagerTestHelper; |
| import org.junit.After; |
| import org.junit.BeforeClass; |
| import org.junit.Test; |
| import org.junit.experimental.categories.Category; |
| |
| /** |
| * Test that the {@link SnapshotDescription} helper is helping correctly. |
| */ |
| @Category({RegionServerTests.class, MediumTests.class}) |
| public class TestSnapshotDescriptionUtils { |
| private static final HBaseTestingUtility UTIL = new HBaseTestingUtility(); |
| private static FileSystem fs; |
| private static Path root; |
| |
| @BeforeClass |
| public static void setupFS() throws Exception { |
| fs = UTIL.getTestFileSystem(); |
| root = new Path(UTIL.getDataTestDir(), "hbase"); |
| } |
| |
| @After |
| public void cleanupFS() throws Exception { |
| if (fs.exists(root)) { |
| if (!fs.delete(root, true)) { |
| throw new IOException("Failed to delete root test dir: " + root); |
| } |
| if (!fs.mkdirs(root)) { |
| throw new IOException("Failed to create root test dir: " + root); |
| } |
| } |
| EnvironmentEdgeManagerTestHelper.reset(); |
| } |
| |
| private static final Log LOG = LogFactory.getLog(TestSnapshotDescriptionUtils.class); |
| |
| @Test |
| public void testValidateMissingTableName() { |
| Configuration conf = new Configuration(false); |
| try { |
| SnapshotDescriptionUtils.validate(SnapshotDescription.newBuilder().setName("fail").build(), |
| conf); |
| fail("Snapshot was considered valid without a table name"); |
| } catch (IllegalArgumentException e) { |
| LOG.debug("Correctly failed when snapshot doesn't have a tablename"); |
| } |
| } |
| |
| /** |
| * Test that we throw an exception if there is no working snapshot directory when we attempt to |
| * 'complete' the snapshot |
| * @throws Exception on failure |
| */ |
| @Test |
| public void testCompleteSnapshotWithNoSnapshotDirectoryFailure() throws Exception { |
| Path snapshotDir = new Path(root, HConstants.SNAPSHOT_DIR_NAME); |
| Path tmpDir = new Path(snapshotDir, ".tmp"); |
| Path workingDir = new Path(tmpDir, "not_a_snapshot"); |
| assertFalse("Already have working snapshot dir: " + workingDir |
| + " but shouldn't. Test file leak?", fs.exists(workingDir)); |
| SnapshotDescription snapshot = SnapshotDescription.newBuilder().setName("snapshot").build(); |
| try { |
| // SnapshotDescriptionUtils.completeSnapshot(snapshot, root, workingDir, fs); |
| fail("Shouldn't successfully complete move of a non-existent directory."); |
| throw new IOException("dead code placeholder."); |
| } catch (IOException e) { |
| LOG.info("Correctly failed to move non-existant directory: " + e.getMessage()); |
| } |
| } |
| } |