| /* |
| * 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.hdds.scm.server; |
| |
| import org.apache.hadoop.hdds.HddsConfigKeys; |
| import org.apache.hadoop.hdds.conf.OzoneConfiguration; |
| import org.apache.hadoop.hdds.protocol.DatanodeDetails; |
| import org.apache.hadoop.hdds.protocol.proto.ScmBlockLocationProtocolProtos; |
| import org.apache.hadoop.hdds.scm.TestUtils; |
| import org.apache.hadoop.hdds.scm.node.NodeManager; |
| import org.apache.hadoop.ozone.protocolPB.ProtocolMessageMetrics; |
| import org.apache.hadoop.hdds.scm.protocol.ScmBlockLocationProtocolServerSideTranslatorPB; |
| import org.apache.hadoop.test.GenericTestUtils; |
| |
| import org.junit.After; |
| import org.junit.Assert; |
| import org.junit.Before; |
| import org.junit.Test; |
| import org.mockito.Mockito; |
| |
| import java.io.File; |
| import java.util.ArrayList; |
| import java.util.List; |
| import java.util.UUID; |
| |
| /** |
| * Test class for @{@link SCMBlockProtocolServer}. |
| */ |
| public class TestSCMBlockProtocolServer { |
| private OzoneConfiguration config; |
| private SCMBlockProtocolServer server; |
| private StorageContainerManager scm; |
| private NodeManager nodeManager; |
| private ScmBlockLocationProtocolServerSideTranslatorPB service; |
| private final int nodeCount = 10; |
| |
| @Before |
| public void setUp() throws Exception { |
| config = new OzoneConfiguration(); |
| File dir = GenericTestUtils.getRandomizedTestDir(); |
| config.set(HddsConfigKeys.OZONE_METADATA_DIRS, dir.toString()); |
| SCMConfigurator configurator = new SCMConfigurator(); |
| scm = TestUtils.getScm(config, configurator); |
| scm.start(); |
| scm.exitSafeMode(); |
| // add nodes to scm node manager |
| nodeManager = scm.getScmNodeManager(); |
| for (int i = 0; i < nodeCount; i++) { |
| nodeManager.register(TestUtils.randomDatanodeDetails(), null, null); |
| |
| } |
| server = scm.getBlockProtocolServer(); |
| service = new ScmBlockLocationProtocolServerSideTranslatorPB(server, |
| Mockito.mock(ProtocolMessageMetrics.class)); |
| } |
| |
| @After |
| public void tearDown() throws Exception { |
| if (scm != null) { |
| scm.stop(); |
| scm.join(); |
| } |
| } |
| |
| @Test |
| public void testSortDatanodes() throws Exception { |
| List<String> nodes = new ArrayList(); |
| nodeManager.getAllNodes().stream().forEach( |
| node -> nodes.add(node.getNetworkName())); |
| |
| // sort normal datanodes |
| String client; |
| client = nodes.get(0); |
| List<DatanodeDetails> datanodeDetails = |
| server.sortDatanodes(nodes, client); |
| System.out.println("client = " + client); |
| datanodeDetails.stream().forEach( |
| node -> System.out.println(node.toString())); |
| Assert.assertTrue(datanodeDetails.size() == nodeCount); |
| |
| // illegal client 1 |
| client += "X"; |
| datanodeDetails = server.sortDatanodes(nodes, client); |
| System.out.println("client = " + client); |
| datanodeDetails.stream().forEach( |
| node -> System.out.println(node.toString())); |
| Assert.assertTrue(datanodeDetails.size() == nodeCount); |
| // illegal client 2 |
| client = "/default-rack"; |
| datanodeDetails = server.sortDatanodes(nodes, client); |
| System.out.println("client = " + client); |
| datanodeDetails.stream().forEach( |
| node -> System.out.println(node.toString())); |
| Assert.assertTrue(datanodeDetails.size() == nodeCount); |
| |
| // unknown node to sort |
| nodes.add(UUID.randomUUID().toString()); |
| ScmBlockLocationProtocolProtos.SortDatanodesRequestProto request = |
| ScmBlockLocationProtocolProtos.SortDatanodesRequestProto |
| .newBuilder() |
| .addAllNodeNetworkName(nodes) |
| .setClient(client) |
| .build(); |
| ScmBlockLocationProtocolProtos.SortDatanodesResponseProto resp = |
| service.sortDatanodes(request); |
| Assert.assertTrue(resp.getNodeList().size() == nodeCount); |
| System.out.println("client = " + client); |
| resp.getNodeList().stream().forEach( |
| node -> System.out.println(node.getNetworkName())); |
| |
| // all unknown nodes |
| nodes.clear(); |
| nodes.add(UUID.randomUUID().toString()); |
| nodes.add(UUID.randomUUID().toString()); |
| nodes.add(UUID.randomUUID().toString()); |
| request = ScmBlockLocationProtocolProtos.SortDatanodesRequestProto |
| .newBuilder() |
| .addAllNodeNetworkName(nodes) |
| .setClient(client) |
| .build(); |
| resp = service.sortDatanodes(request); |
| System.out.println("client = " + client); |
| Assert.assertTrue(resp.getNodeList().size() == 0); |
| resp.getNodeList().stream().forEach( |
| node -> System.out.println(node.getNetworkName())); |
| } |
| } |