| /** |
| * 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.hdfs.tools; |
| |
| import java.io.IOException; |
| |
| import org.apache.hadoop.conf.Configuration; |
| import org.apache.hadoop.fs.Path; |
| import org.apache.hadoop.hdfs.DFSTestUtil; |
| import org.apache.hadoop.hdfs.DistributedFileSystem; |
| import org.apache.hadoop.hdfs.HdfsConfiguration; |
| import org.apache.hadoop.hdfs.MiniDFSCluster; |
| import org.apache.hadoop.hdfs.protocol.BlockStoragePolicy; |
| import org.apache.hadoop.hdfs.server.blockmanagement.BlockStoragePolicySuite; |
| import org.junit.After; |
| import org.junit.Before; |
| import org.junit.Test; |
| |
| /** |
| * Test StoragePolicyAdmin commands |
| */ |
| public class TestStoragePolicyCommands { |
| private static final short REPL = 1; |
| private static final int SIZE = 128; |
| |
| private static Configuration conf; |
| private static MiniDFSCluster cluster; |
| private static DistributedFileSystem fs; |
| |
| @Before |
| public void clusterSetUp() throws IOException { |
| conf = new HdfsConfiguration(); |
| cluster = new MiniDFSCluster.Builder(conf).numDataNodes(REPL).build(); |
| cluster.waitActive(); |
| fs = cluster.getFileSystem(); |
| } |
| |
| @After |
| public void clusterShutdown() throws IOException{ |
| if(fs != null) { |
| fs.close(); |
| fs = null; |
| } |
| if(cluster != null) { |
| cluster.shutdown(); |
| cluster = null; |
| } |
| } |
| |
| |
| @Test |
| public void testSetAndUnsetStoragePolicy() throws Exception { |
| final Path foo = new Path("/foo"); |
| final Path bar = new Path(foo, "bar"); |
| final Path wow = new Path(bar, "wow"); |
| DFSTestUtil.createFile(fs, wow, SIZE, REPL, 0); |
| |
| /* |
| * test: set storage policy |
| */ |
| final StoragePolicyAdmin admin = new StoragePolicyAdmin(conf); |
| DFSTestUtil.toolRun(admin, "-setStoragePolicy -path " + fs.getUri() |
| + "/foo -policy WARM", 0, "Set storage policy WARM on " + fs.getUri() |
| + "/foo"); |
| DFSTestUtil.toolRun(admin, "-setStoragePolicy -path /foo/bar -policy COLD", |
| 0, "Set storage policy COLD on " + bar.toString()); |
| DFSTestUtil.toolRun(admin, "-setStoragePolicy -path /foo/bar/wow -policy HOT", |
| 0, "Set storage policy HOT on " + wow.toString()); |
| DFSTestUtil.toolRun(admin, "-setStoragePolicy -path /fooz -policy WARM", |
| 2, "File/Directory does not exist: /fooz"); |
| |
| /* |
| * test: get storage policy after set |
| */ |
| final BlockStoragePolicySuite suite = BlockStoragePolicySuite |
| .createDefaultSuite(); |
| final BlockStoragePolicy warm = suite.getPolicy("WARM"); |
| final BlockStoragePolicy cold = suite.getPolicy("COLD"); |
| final BlockStoragePolicy hot = suite.getPolicy("HOT"); |
| DFSTestUtil.toolRun(admin, "-getStoragePolicy -path " + fs.getUri() |
| + "/foo", 0, "The storage policy of " + fs.getUri() + "/foo:\n" |
| + warm); |
| DFSTestUtil.toolRun(admin, "-getStoragePolicy -path /foo/bar", 0, |
| "The storage policy of " + bar.toString() + ":\n" + cold); |
| DFSTestUtil.toolRun(admin, "-getStoragePolicy -path /foo/bar/wow", 0, |
| "The storage policy of " + wow.toString() + ":\n" + hot); |
| DFSTestUtil.toolRun(admin, "-getStoragePolicy -path /fooz", 2, |
| "File/Directory does not exist: /fooz"); |
| |
| /* |
| * test: unset storage policy |
| */ |
| DFSTestUtil.toolRun(admin, "-unsetStoragePolicy -path " + fs.getUri() |
| + "/foo", 0, "Unset storage policy from " + fs.getUri() + "/foo"); |
| DFSTestUtil.toolRun(admin, "-unsetStoragePolicy -path /foo/bar", 0, |
| "Unset storage policy from " + bar.toString()); |
| DFSTestUtil.toolRun(admin, "-unsetStoragePolicy -path /foo/bar/wow", 0, |
| "Unset storage policy from " + wow.toString()); |
| DFSTestUtil.toolRun(admin, "-unsetStoragePolicy -path /fooz", 2, |
| "File/Directory does not exist: /fooz"); |
| |
| /* |
| * test: get storage policy after unset |
| */ |
| DFSTestUtil.toolRun(admin, "-getStoragePolicy -path /foo", 0, |
| "The storage policy of " + foo.toString() + " is unspecified"); |
| DFSTestUtil.toolRun(admin, "-getStoragePolicy -path /foo/bar", 0, |
| "The storage policy of " + bar.toString() + " is unspecified"); |
| DFSTestUtil.toolRun(admin, "-getStoragePolicy -path /foo/bar/wow", 0, |
| "The storage policy of " + wow.toString() + " is unspecified"); |
| DFSTestUtil.toolRun(admin, "-getStoragePolicy -path /fooz", 2, |
| "File/Directory does not exist: /fooz"); |
| } |
| |
| @Test |
| public void testSetAndGetStoragePolicy() throws Exception { |
| final Path foo = new Path("/foo"); |
| final Path bar = new Path(foo, "bar"); |
| DFSTestUtil.createFile(fs, bar, SIZE, REPL, 0); |
| |
| final StoragePolicyAdmin admin = new StoragePolicyAdmin(conf); |
| DFSTestUtil.toolRun(admin, "-getStoragePolicy -path /foo", 0, |
| "The storage policy of " + foo.toString() + " is unspecified"); |
| DFSTestUtil.toolRun(admin, "-getStoragePolicy -path /foo/bar", 0, |
| "The storage policy of " + bar.toString() + " is unspecified"); |
| |
| DFSTestUtil.toolRun(admin, "-setStoragePolicy -path /foo -policy WARM", 0, |
| "Set storage policy WARM on " + foo.toString()); |
| DFSTestUtil.toolRun(admin, "-setStoragePolicy -path /foo/bar -policy COLD", |
| 0, "Set storage policy COLD on " + bar.toString()); |
| DFSTestUtil.toolRun(admin, "-setStoragePolicy -path /fooz -policy WARM", |
| 2, "File/Directory does not exist: /fooz"); |
| |
| final BlockStoragePolicySuite suite = BlockStoragePolicySuite |
| .createDefaultSuite(); |
| final BlockStoragePolicy warm = suite.getPolicy("WARM"); |
| final BlockStoragePolicy cold = suite.getPolicy("COLD"); |
| DFSTestUtil.toolRun(admin, "-getStoragePolicy -path /foo", 0, |
| "The storage policy of " + foo.toString() + ":\n" + warm); |
| DFSTestUtil.toolRun(admin, "-getStoragePolicy -path /foo/bar", 0, |
| "The storage policy of " + bar.toString() + ":\n" + cold); |
| DFSTestUtil.toolRun(admin, "-getStoragePolicy -path /fooz", 2, |
| "File/Directory does not exist: /fooz"); |
| } |
| } |