| /** |
| * 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.procedure2.store.region; |
| |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertNotEquals; |
| import static org.junit.Assert.fail; |
| |
| import java.io.BufferedReader; |
| import java.io.ByteArrayInputStream; |
| import java.io.ByteArrayOutputStream; |
| import java.io.IOException; |
| import java.io.InputStreamReader; |
| import java.io.PrintStream; |
| import java.nio.charset.StandardCharsets; |
| import java.util.ArrayList; |
| import java.util.List; |
| import org.apache.commons.lang3.mutable.MutableLong; |
| import org.apache.hadoop.fs.FileSystem; |
| import org.apache.hadoop.fs.Path; |
| import org.apache.hadoop.hbase.HBaseClassTestRule; |
| import org.apache.hadoop.hbase.client.RegionInfo; |
| import org.apache.hadoop.hbase.io.hfile.HFile; |
| import org.apache.hadoop.hbase.master.region.MasterRegionFactory; |
| import org.apache.hadoop.hbase.testclassification.MasterTests; |
| import org.apache.hadoop.hbase.testclassification.SmallTests; |
| import org.apache.hadoop.hbase.util.Bytes; |
| import org.apache.hadoop.hbase.util.CommonFSUtils; |
| import org.apache.hadoop.util.ToolRunner; |
| import org.junit.ClassRule; |
| import org.junit.Test; |
| import org.junit.experimental.categories.Category; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| @Category({ MasterTests.class, SmallTests.class }) |
| public class TestHFileProcedurePrettyPrinter extends RegionProcedureStoreTestBase { |
| |
| @ClassRule |
| public static final HBaseClassTestRule CLASS_RULE = |
| HBaseClassTestRule.forClass(TestHFileProcedurePrettyPrinter.class); |
| |
| private static final Logger LOG = LoggerFactory.getLogger(TestHFileProcedurePrettyPrinter.class); |
| |
| private List<String> checkOutput(BufferedReader reader, MutableLong putCount, |
| MutableLong deleteCount, MutableLong markDeletedCount) throws IOException { |
| putCount.setValue(0); |
| deleteCount.setValue(0); |
| markDeletedCount.setValue(0); |
| List<String> fileScanned = new ArrayList<>(); |
| for (;;) { |
| String line = reader.readLine(); |
| if (line == null) { |
| return fileScanned; |
| } |
| LOG.info(line); |
| if (line.contains("V: mark deleted")) { |
| markDeletedCount.increment(); |
| } else if (line.contains("/Put/")) { |
| putCount.increment(); |
| } else if (line.contains("/DeleteFamily/")) { |
| deleteCount.increment(); |
| } else if (line.startsWith("Scanning -> ")) { |
| fileScanned.add(line.split(" -> ")[1]); |
| } else { |
| fail("Unrecognized output: " + line); |
| } |
| } |
| } |
| |
| @Test |
| public void test() throws Exception { |
| HFileProcedurePrettyPrinter printer = new HFileProcedurePrettyPrinter(); |
| // -a or -f is required so passing empty args will cause an error and return a non-zero value. |
| assertNotEquals(0, ToolRunner.run(htu.getConfiguration(), printer, new String[0])); |
| List<RegionProcedureStoreTestProcedure> procs = new ArrayList<>(); |
| for (int i = 0; i < 10; i++) { |
| RegionProcedureStoreTestProcedure proc = new RegionProcedureStoreTestProcedure(); |
| store.insert(proc, null); |
| procs.add(proc); |
| } |
| store.region.flush(true); |
| for (int i = 0; i < 5; i++) { |
| store.delete(procs.get(i).getProcId()); |
| } |
| store.region.flush(true); |
| store.cleanup(); |
| store.region.flush(true); |
| Path tableDir = CommonFSUtils.getTableDir( |
| new Path(htu.getDataTestDir(), MasterRegionFactory.MASTER_STORE_DIR), MasterRegionFactory.TABLE_NAME); |
| FileSystem fs = tableDir.getFileSystem(htu.getConfiguration()); |
| Path regionDir = |
| fs.listStatus(tableDir, p -> RegionInfo.isEncodedRegionName(Bytes.toBytes(p.getName())))[0] |
| .getPath(); |
| List<Path> storefiles = HFile.getStoreFiles(fs, regionDir); |
| ByteArrayOutputStream bos = new ByteArrayOutputStream(); |
| PrintStream out = new PrintStream(bos); |
| MutableLong putCount = new MutableLong(); |
| MutableLong deleteCount = new MutableLong(); |
| MutableLong markDeletedCount = new MutableLong(); |
| for (Path file : storefiles) { |
| bos.reset(); |
| printer = new HFileProcedurePrettyPrinter(out); |
| assertEquals(0, |
| ToolRunner.run(htu.getConfiguration(), printer, new String[] { "-f", file.toString() })); |
| try (BufferedReader reader = |
| new BufferedReader(new InputStreamReader(new ByteArrayInputStream(bos.toByteArray()), |
| StandardCharsets.UTF_8))) { |
| List<String> fileScanned = checkOutput(reader, putCount, deleteCount, markDeletedCount); |
| assertEquals(1, fileScanned.size()); |
| assertEquals(file.toString(), fileScanned.get(0)); |
| if (putCount.longValue() == 10) { |
| assertEquals(0, deleteCount.longValue()); |
| assertEquals(0, markDeletedCount.longValue()); |
| } else if (deleteCount.longValue() == 5) { |
| assertEquals(0, putCount.longValue()); |
| assertEquals(0, markDeletedCount.longValue()); |
| } else if (markDeletedCount.longValue() == 5) { |
| assertEquals(0, putCount.longValue()); |
| assertEquals(0, deleteCount.longValue()); |
| } else { |
| fail("Should have entered one of the above 3 branches"); |
| } |
| } |
| } |
| bos.reset(); |
| printer = new HFileProcedurePrettyPrinter(out); |
| assertEquals(0, ToolRunner.run(htu.getConfiguration(), printer, new String[] { "-a" })); |
| try (BufferedReader reader = new BufferedReader( |
| new InputStreamReader(new ByteArrayInputStream(bos.toByteArray()), StandardCharsets.UTF_8))) { |
| List<String> fileScanned = checkOutput(reader, putCount, deleteCount, markDeletedCount); |
| assertEquals(3, fileScanned.size()); |
| assertEquals(10, putCount.longValue()); |
| assertEquals(5, deleteCount.longValue()); |
| assertEquals(5, markDeletedCount.longValue()); |
| } |
| } |
| } |