| /** |
| * 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.storm; |
| |
| import java.io.UnsupportedEncodingException; |
| import java.util.List; |
| import java.util.Random; |
| import java.util.concurrent.ConcurrentHashMap; |
| import org.apache.storm.generated.HBMessage; |
| import org.apache.storm.generated.HBMessageData; |
| import org.apache.storm.generated.HBPulse; |
| import org.apache.storm.generated.HBServerMessageType; |
| import org.apache.storm.metric.StormMetricsRegistry; |
| import org.apache.storm.pacemaker.Pacemaker; |
| import org.apache.storm.utils.Utils; |
| import org.junit.Assert; |
| import org.junit.Before; |
| import org.junit.Test; |
| |
| public class PacemakerTest { |
| |
| private HBMessage hbMessage; |
| private int mid; |
| private Random random; |
| private Pacemaker handler; |
| |
| @Before |
| public void init() { |
| random = new Random(100); |
| handler = new Pacemaker(new ConcurrentHashMap<>(), new StormMetricsRegistry()); |
| } |
| |
| @Test |
| public void testServerCreatePath() { |
| messageWithRandId(HBServerMessageType.CREATE_PATH, HBMessageData.path("/testpath")); |
| HBMessage response = handler.handleMessage(hbMessage, true); |
| Assert.assertEquals(mid, response.get_message_id()); |
| Assert.assertEquals(HBServerMessageType.CREATE_PATH_RESPONSE, response.get_type()); |
| Assert.assertNull(response.get_data()); |
| } |
| |
| @Test |
| public void testServerExistsFalse() { |
| messageWithRandId(HBServerMessageType.EXISTS, HBMessageData.path("/testpath")); |
| HBMessage badResponse = handler.handleMessage(hbMessage, false); |
| HBMessage goodResponse = handler.handleMessage(hbMessage, true); |
| Assert.assertEquals(mid, badResponse.get_message_id()); |
| Assert.assertEquals(HBServerMessageType.NOT_AUTHORIZED, badResponse.get_type()); |
| |
| Assert.assertEquals(mid, goodResponse.get_message_id()); |
| Assert.assertEquals(HBServerMessageType.EXISTS_RESPONSE, goodResponse.get_type()); |
| Assert.assertFalse(goodResponse.get_data().get_boolval()); |
| } |
| |
| @Test |
| public void testServerExistsTrue() { |
| String path = "/exists_path"; |
| String dataString = "pulse data"; |
| HBPulse hbPulse = new HBPulse(); |
| hbPulse.set_id(path); |
| hbPulse.set_details(Utils.javaSerialize(dataString)); |
| messageWithRandId(HBServerMessageType.SEND_PULSE, HBMessageData.pulse(hbPulse)); |
| handler.handleMessage(hbMessage, true); |
| |
| messageWithRandId(HBServerMessageType.EXISTS, HBMessageData.path(path)); |
| HBMessage badResponse = handler.handleMessage(hbMessage, false); |
| HBMessage goodResponse = handler.handleMessage(hbMessage, true); |
| Assert.assertEquals(mid, badResponse.get_message_id()); |
| Assert.assertEquals(HBServerMessageType.NOT_AUTHORIZED, badResponse.get_type()); |
| |
| Assert.assertEquals(mid, goodResponse.get_message_id()); |
| Assert.assertEquals(HBServerMessageType.EXISTS_RESPONSE, goodResponse.get_type()); |
| Assert.assertTrue(goodResponse.get_data().get_boolval()); |
| } |
| |
| @Test |
| public void testServerSendPulseGetPulse() throws UnsupportedEncodingException { |
| String path = "/pulsepath"; |
| String dataString = "pulse data"; |
| HBPulse hbPulse = new HBPulse(); |
| hbPulse.set_id(path); |
| hbPulse.set_details(dataString.getBytes("UTF-8")); |
| messageWithRandId(HBServerMessageType.SEND_PULSE, HBMessageData.pulse(hbPulse)); |
| HBMessage sendResponse = handler.handleMessage(hbMessage, true); |
| Assert.assertEquals(mid, sendResponse.get_message_id()); |
| Assert.assertEquals(HBServerMessageType.SEND_PULSE_RESPONSE, sendResponse.get_type()); |
| Assert.assertNull(sendResponse.get_data()); |
| |
| messageWithRandId(HBServerMessageType.GET_PULSE, HBMessageData.path(path)); |
| HBMessage response = handler.handleMessage(hbMessage, true); |
| Assert.assertEquals(mid, response.get_message_id()); |
| Assert.assertEquals(HBServerMessageType.GET_PULSE_RESPONSE, response.get_type()); |
| Assert.assertEquals(dataString, new String(response.get_data().get_pulse().get_details(), "UTF-8")); |
| } |
| |
| @Test |
| public void testServerGetAllPulseForPath() { |
| messageWithRandId(HBServerMessageType.GET_ALL_PULSE_FOR_PATH, HBMessageData.path("/testpath")); |
| HBMessage badResponse = handler.handleMessage(hbMessage, false); |
| HBMessage goodResponse = handler.handleMessage(hbMessage, true); |
| Assert.assertEquals(mid, badResponse.get_message_id()); |
| Assert.assertEquals(HBServerMessageType.NOT_AUTHORIZED, badResponse.get_type()); |
| |
| Assert.assertEquals(mid, goodResponse.get_message_id()); |
| Assert.assertEquals(HBServerMessageType.GET_ALL_PULSE_FOR_PATH_RESPONSE, goodResponse.get_type()); |
| Assert.assertNull(goodResponse.get_data()); |
| } |
| |
| @Test |
| public void testServerGetAllNodesForPath() throws UnsupportedEncodingException { |
| makeNode(handler, "/some-root-path/foo"); |
| makeNode(handler, "/some-root-path/bar"); |
| makeNode(handler, "/some-root-path/baz"); |
| makeNode(handler, "/some-root-path/boo"); |
| messageWithRandId(HBServerMessageType.GET_ALL_NODES_FOR_PATH, HBMessageData.path("/some-root-path")); |
| HBMessage badResponse = handler.handleMessage(hbMessage, false); |
| HBMessage goodResponse = handler.handleMessage(hbMessage, true); |
| List<String> pulseIds = goodResponse.get_data().get_nodes().get_pulseIds(); |
| |
| Assert.assertEquals(mid, badResponse.get_message_id()); |
| Assert.assertEquals(HBServerMessageType.NOT_AUTHORIZED, badResponse.get_type()); |
| |
| Assert.assertEquals(mid, goodResponse.get_message_id()); |
| Assert.assertEquals(HBServerMessageType.GET_ALL_NODES_FOR_PATH_RESPONSE, goodResponse.get_type()); |
| |
| Assert.assertTrue(pulseIds.contains("foo")); |
| Assert.assertTrue(pulseIds.contains("bar")); |
| Assert.assertTrue(pulseIds.contains("baz")); |
| Assert.assertTrue(pulseIds.contains("boo")); |
| |
| makeNode(handler, "/some/deeper/path/foo"); |
| makeNode(handler, "/some/deeper/path/bar"); |
| makeNode(handler, "/some/deeper/path/baz"); |
| messageWithRandId(HBServerMessageType.GET_ALL_NODES_FOR_PATH, HBMessageData.path("/some/deeper/path")); |
| badResponse = handler.handleMessage(hbMessage, false); |
| goodResponse = handler.handleMessage(hbMessage, true); |
| pulseIds = goodResponse.get_data().get_nodes().get_pulseIds(); |
| |
| Assert.assertEquals(mid, badResponse.get_message_id()); |
| Assert.assertEquals(HBServerMessageType.NOT_AUTHORIZED, badResponse.get_type()); |
| |
| Assert.assertEquals(mid, goodResponse.get_message_id()); |
| Assert.assertEquals(HBServerMessageType.GET_ALL_NODES_FOR_PATH_RESPONSE, goodResponse.get_type()); |
| |
| Assert.assertTrue(pulseIds.contains("foo")); |
| Assert.assertTrue(pulseIds.contains("bar")); |
| Assert.assertTrue(pulseIds.contains("baz")); |
| } |
| |
| @Test |
| public void testServerGetPulse() throws UnsupportedEncodingException { |
| makeNode(handler, "/some-root/GET_PULSE"); |
| messageWithRandId(HBServerMessageType.GET_PULSE, HBMessageData.path("/some-root/GET_PULSE")); |
| HBMessage badResponse = handler.handleMessage(hbMessage, false); |
| HBMessage goodResponse = handler.handleMessage(hbMessage, true); |
| HBPulse goodPulse = goodResponse.get_data().get_pulse(); |
| Assert.assertEquals(mid, badResponse.get_message_id()); |
| Assert.assertEquals(HBServerMessageType.NOT_AUTHORIZED, badResponse.get_type()); |
| Assert.assertNull(badResponse.get_data()); |
| |
| Assert.assertEquals(mid, goodResponse.get_message_id()); |
| Assert.assertEquals(HBServerMessageType.GET_PULSE_RESPONSE, goodResponse.get_type()); |
| Assert.assertEquals("/some-root/GET_PULSE", goodPulse.get_id()); |
| Assert.assertEquals("nothing", new String(goodPulse.get_details(), "UTF-8")); |
| } |
| |
| @Test |
| public void testServerDeletePath() throws UnsupportedEncodingException { |
| makeNode(handler, "/some-root/DELETE_PATH/foo"); |
| makeNode(handler, "/some-root/DELETE_PATH/bar"); |
| makeNode(handler, "/some-root/DELETE_PATH/baz"); |
| makeNode(handler, "/some-root/DELETE_PATH/boo"); |
| |
| messageWithRandId(HBServerMessageType.DELETE_PATH, HBMessageData.path("/some-root/DELETE_PATH")); |
| HBMessage response = handler.handleMessage(hbMessage, true); |
| Assert.assertEquals(mid, response.get_message_id()); |
| Assert.assertEquals(HBServerMessageType.DELETE_PATH_RESPONSE, response.get_type()); |
| Assert.assertNull(response.get_data()); |
| |
| messageWithRandId(HBServerMessageType.GET_ALL_NODES_FOR_PATH, HBMessageData.path("/some-root/DELETE_PATH")); |
| response = handler.handleMessage(hbMessage, true); |
| List<String> pulseIds = response.get_data().get_nodes().get_pulseIds(); |
| Assert.assertEquals(mid, response.get_message_id()); |
| Assert.assertEquals(HBServerMessageType.GET_ALL_NODES_FOR_PATH_RESPONSE, response.get_type()); |
| Assert.assertTrue(pulseIds.isEmpty()); |
| } |
| |
| @Test |
| public void testServerDeletePulseId() throws UnsupportedEncodingException { |
| makeNode(handler, "/some-root/DELETE_PULSE_ID/foo"); |
| makeNode(handler, "/some-root/DELETE_PULSE_ID/bar"); |
| makeNode(handler, "/some-root/DELETE_PULSE_ID/baz"); |
| makeNode(handler, "/some-root/DELETE_PULSE_ID/boo"); |
| |
| messageWithRandId(HBServerMessageType.DELETE_PULSE_ID, HBMessageData.path("/some-root/DELETE_PULSE_ID/foo")); |
| HBMessage response = handler.handleMessage(hbMessage, true); |
| Assert.assertEquals(mid, response.get_message_id()); |
| Assert.assertEquals(HBServerMessageType.DELETE_PULSE_ID_RESPONSE, response.get_type()); |
| Assert.assertNull(response.get_data()); |
| |
| messageWithRandId(HBServerMessageType.GET_ALL_NODES_FOR_PATH, HBMessageData.path("/some-root/DELETE_PULSE_ID")); |
| response = handler.handleMessage(hbMessage, true); |
| List<String> pulseIds = response.get_data().get_nodes().get_pulseIds(); |
| Assert.assertEquals(mid, response.get_message_id()); |
| Assert.assertEquals(HBServerMessageType.GET_ALL_NODES_FOR_PATH_RESPONSE, response.get_type()); |
| Assert.assertFalse(pulseIds.contains("foo")); |
| } |
| |
| private void messageWithRandId(HBServerMessageType type, HBMessageData data) { |
| mid = random.nextInt(); |
| hbMessage = new HBMessage(type, data); |
| hbMessage.set_message_id(mid); |
| } |
| |
| private HBMessage makeNode(Pacemaker handler, String path) throws UnsupportedEncodingException { |
| HBPulse hbPulse = new HBPulse(); |
| hbPulse.set_id(path); |
| hbPulse.set_details("nothing".getBytes("UTF-8")); |
| HBMessage message = new HBMessage(HBServerMessageType.SEND_PULSE, HBMessageData.pulse(hbPulse)); |
| return handler.handleMessage(message, true); |
| } |
| } |