/* * * 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.rest; import java.io.ByteArrayInputStream; import java.io.IOException; import javax.xml.bind.JAXBContext; import javax.xml.bind.JAXBException; import org.apache.hadoop.hbase.HBaseTestingUtility; import org.apache.hadoop.hbase.MediumTests; import org.apache.hadoop.hbase.rest.client.Client; import org.apache.hadoop.hbase.rest.client.Cluster; import org.apache.hadoop.hbase.rest.client.Response; import org.apache.hadoop.hbase.rest.model.StorageClusterStatusModel; import org.apache.hadoop.hbase.util.Bytes; import static org.junit.Assert.*; import org.junit.AfterClass; import org.junit.BeforeClass; import org.junit.Test; import org.junit.experimental.categories.Category; @Category(MediumTests.class) public class TestStatusResource { private static final byte[] ROOT_REGION_NAME = Bytes.toBytes("-ROOT-,,0"); private static final byte[] META_REGION_NAME = Bytes.toBytes(".META.,,1"); private static final HBaseTestingUtility TEST_UTIL = new HBaseTestingUtility(); private static final HBaseRESTTestingUtility REST_TEST_UTIL = new HBaseRESTTestingUtility(); private static Client client; private static JAXBContext context; private static void validate(StorageClusterStatusModel model) { assertNotNull(model); assertTrue(model.getRegions() >= 1); assertTrue(model.getRequests() >= 0); assertTrue(model.getAverageLoad() >= 0.0); assertNotNull(model.getLiveNodes()); assertNotNull(model.getDeadNodes()); assertFalse(model.getLiveNodes().isEmpty()); boolean foundRoot = false, foundMeta = false; for (StorageClusterStatusModel.Node node: model.getLiveNodes()) { assertNotNull(node.getName()); assertTrue(node.getStartCode() > 0L); assertTrue(node.getRequests() >= 0); for (StorageClusterStatusModel.Node.Region region: node.getRegions()) { if (Bytes.equals(region.getName(), ROOT_REGION_NAME)) { foundRoot = true; } else if (Bytes.equals(region.getName(), META_REGION_NAME)) { foundMeta = true; } } } assertTrue(foundRoot); assertTrue(foundMeta); } @BeforeClass public static void setUpBeforeClass() throws Exception { TEST_UTIL.startMiniCluster(); REST_TEST_UTIL.startServletContainer(TEST_UTIL.getConfiguration()); client = new Client(new Cluster().add("localhost", REST_TEST_UTIL.getServletPort())); context = JAXBContext.newInstance(StorageClusterStatusModel.class); } @AfterClass public static void tearDownAfterClass() throws Exception { REST_TEST_UTIL.shutdownServletContainer(); TEST_UTIL.shutdownMiniCluster(); } @Test public void testGetClusterStatusXML() throws IOException, JAXBException { Response response = client.get("/status/cluster", Constants.MIMETYPE_XML); assertEquals(response.getCode(), 200); StorageClusterStatusModel model = (StorageClusterStatusModel) context.createUnmarshaller().unmarshal( new ByteArrayInputStream(response.getBody())); validate(model); } @Test public void testGetClusterStatusPB() throws IOException { Response response = client.get("/status/cluster", Constants.MIMETYPE_PROTOBUF); assertEquals(response.getCode(), 200); StorageClusterStatusModel model = new StorageClusterStatusModel(); model.getObjectFromMessage(response.getBody()); validate(model); } }