| /* |
| * 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.shardingsphere.elasticjob.lite.internal.failover; |
| |
| import org.apache.shardingsphere.elasticjob.api.JobConfiguration; |
| import org.apache.shardingsphere.elasticjob.infra.handler.sharding.JobInstance; |
| import org.apache.shardingsphere.elasticjob.lite.internal.config.ConfigurationService; |
| import org.apache.shardingsphere.elasticjob.lite.internal.schedule.JobRegistry; |
| import org.apache.shardingsphere.elasticjob.lite.internal.schedule.JobScheduleController; |
| import org.apache.shardingsphere.elasticjob.lite.internal.sharding.ShardingService; |
| import org.apache.shardingsphere.elasticjob.lite.internal.storage.JobNodeStorage; |
| import org.apache.shardingsphere.elasticjob.reg.base.CoordinatorRegistryCenter; |
| import org.apache.shardingsphere.elasticjob.lite.util.ReflectionUtils; |
| import org.junit.Before; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.mockito.ArgumentMatchers; |
| import org.mockito.Mock; |
| import org.mockito.junit.MockitoJUnitRunner; |
| |
| import java.util.Arrays; |
| import java.util.Collections; |
| import java.util.Map; |
| |
| import static org.hamcrest.CoreMatchers.is; |
| import static org.junit.Assert.assertThat; |
| import static org.mockito.ArgumentMatchers.eq; |
| import static org.mockito.Mockito.times; |
| import static org.mockito.Mockito.verify; |
| import static org.mockito.Mockito.when; |
| |
| @RunWith(MockitoJUnitRunner.class) |
| public final class FailoverServiceTest { |
| |
| @Mock |
| private CoordinatorRegistryCenter regCenter; |
| |
| @Mock |
| private JobScheduleController jobScheduleController; |
| |
| @Mock |
| private JobNodeStorage jobNodeStorage; |
| |
| @Mock |
| private ShardingService shardingService; |
| |
| @Mock |
| private ConfigurationService configService; |
| |
| private final FailoverService failoverService = new FailoverService(null, "test_job"); |
| |
| @Before |
| public void setUp() { |
| ReflectionUtils.setFieldValue(failoverService, "jobNodeStorage", jobNodeStorage); |
| ReflectionUtils.setFieldValue(failoverService, "shardingService", shardingService); |
| ReflectionUtils.setFieldValue(failoverService, "jobName", "test_job"); |
| ReflectionUtils.setFieldValue(failoverService, "configService", configService); |
| JobRegistry.getInstance().addJobInstance("test_job", new JobInstance("127.0.0.1@-@0")); |
| } |
| |
| @Test |
| public void assertSetCrashedFailoverFlagWhenItemIsNotAssigned() { |
| when(jobNodeStorage.isJobNodeExisted("sharding/0/failover")).thenReturn(true); |
| failoverService.setCrashedFailoverFlag(0); |
| verify(jobNodeStorage).isJobNodeExisted("sharding/0/failover"); |
| verify(jobNodeStorage, times(0)).createJobNodeIfNeeded("leader/failover/items/0"); |
| } |
| |
| @Test |
| public void assertSetCrashedFailoverFlagWhenItemIsAssigned() { |
| when(jobNodeStorage.isJobNodeExisted("sharding/0/failover")).thenReturn(false); |
| failoverService.setCrashedFailoverFlag(0); |
| verify(jobNodeStorage).isJobNodeExisted("sharding/0/failover"); |
| verify(jobNodeStorage).createJobNodeIfNeeded("leader/failover/items/0"); |
| } |
| |
| @Test |
| public void assertSetCrashedFailoverFlagDirectly() { |
| failoverService.setCrashedFailoverFlagDirectly(0); |
| verify(jobNodeStorage).createJobNodeIfNeeded("leader/failover/items/0"); |
| } |
| |
| @Test |
| public void assertFailoverIfUnnecessaryWhenItemsRootNodeNotExisted() { |
| when(jobNodeStorage.isJobNodeExisted("leader/failover/items")).thenReturn(false); |
| failoverService.failoverIfNecessary(); |
| verify(jobNodeStorage).isJobNodeExisted("leader/failover/items"); |
| verify(jobNodeStorage, times(0)).executeInLeader(eq("leader/failover/latch"), ArgumentMatchers.<FailoverService.FailoverLeaderExecutionCallback>any()); |
| } |
| |
| @Test |
| public void assertFailoverIfUnnecessaryWhenItemsRootNodeIsEmpty() { |
| when(jobNodeStorage.isJobNodeExisted("leader/failover/items")).thenReturn(true); |
| when(jobNodeStorage.getJobNodeChildrenKeys("leader/failover/items")).thenReturn(Collections.emptyList()); |
| failoverService.failoverIfNecessary(); |
| verify(jobNodeStorage).isJobNodeExisted("leader/failover/items"); |
| verify(jobNodeStorage).getJobNodeChildrenKeys("leader/failover/items"); |
| verify(jobNodeStorage, times(0)).executeInLeader(eq("leader/failover/latch"), ArgumentMatchers.<FailoverService.FailoverLeaderExecutionCallback>any()); |
| } |
| |
| @Test |
| public void assertFailoverIfUnnecessaryWhenServerIsNotReady() { |
| JobRegistry.getInstance().setJobRunning("test_job", true); |
| when(jobNodeStorage.isJobNodeExisted("leader/failover/items")).thenReturn(true); |
| when(jobNodeStorage.getJobNodeChildrenKeys("leader/failover/items")).thenReturn(Arrays.asList("0", "1", "2")); |
| failoverService.failoverIfNecessary(); |
| verify(jobNodeStorage).isJobNodeExisted("leader/failover/items"); |
| verify(jobNodeStorage).getJobNodeChildrenKeys("leader/failover/items"); |
| verify(jobNodeStorage, times(0)).executeInLeader(eq("leader/failover/latch"), ArgumentMatchers.<FailoverService.FailoverLeaderExecutionCallback>any()); |
| } |
| |
| @Test |
| public void assertFailoverIfNecessary() { |
| JobRegistry.getInstance().setJobRunning("test_job", false); |
| when(jobNodeStorage.isJobNodeExisted("leader/failover/items")).thenReturn(true); |
| when(jobNodeStorage.getJobNodeChildrenKeys("leader/failover/items")).thenReturn(Arrays.asList("0", "1", "2")); |
| failoverService.failoverIfNecessary(); |
| verify(jobNodeStorage).isJobNodeExisted("leader/failover/items"); |
| verify(jobNodeStorage).getJobNodeChildrenKeys("leader/failover/items"); |
| verify(jobNodeStorage).executeInLeader(eq("leader/failover/latch"), ArgumentMatchers.<FailoverService.FailoverLeaderExecutionCallback>any()); |
| JobRegistry.getInstance().setJobRunning("test_job", false); |
| } |
| |
| @Test |
| public void assertFailoverLeaderExecutionCallbackIfNotNecessary() { |
| JobRegistry.getInstance().registerRegistryCenter("test_job", regCenter); |
| JobRegistry.getInstance().registerJob("test_job", jobScheduleController); |
| JobRegistry.getInstance().setJobRunning("test_job", false); |
| when(jobNodeStorage.isJobNodeExisted("leader/failover/items")).thenReturn(false); |
| failoverService.new FailoverLeaderExecutionCallback().execute(); |
| verify(jobNodeStorage).isJobNodeExisted("leader/failover/items"); |
| verify(jobNodeStorage, times(0)).getJobNodeChildrenKeys("leader/failover/items"); |
| JobRegistry.getInstance().shutdown("test_job"); |
| } |
| |
| @Test |
| public void assertFailoverLeaderExecutionCallbackIfNecessary() { |
| JobRegistry.getInstance().setJobRunning("test_job", false); |
| when(jobNodeStorage.isJobNodeExisted("leader/failover/items")).thenReturn(true); |
| when(jobNodeStorage.getJobNodeChildrenKeys("leader/failover/items")).thenReturn(Arrays.asList("0", "1", "2")); |
| JobRegistry.getInstance().registerRegistryCenter("test_job", regCenter); |
| JobRegistry.getInstance().registerJob("test_job", jobScheduleController); |
| failoverService.new FailoverLeaderExecutionCallback().execute(); |
| verify(jobNodeStorage).isJobNodeExisted("leader/failover/items"); |
| verify(jobNodeStorage, times(2)).getJobNodeChildrenKeys("leader/failover/items"); |
| verify(jobNodeStorage).fillEphemeralJobNode("sharding/0/failover", "127.0.0.1@-@0"); |
| verify(jobNodeStorage).fillJobNode("sharding/0/failovering", "127.0.0.1@-@0"); |
| verify(jobNodeStorage).removeJobNodeIfExisted("leader/failover/items/0"); |
| verify(jobScheduleController).triggerJob(); |
| JobRegistry.getInstance().setJobRunning("test_job", false); |
| JobRegistry.getInstance().shutdown("test_job"); |
| } |
| |
| @Test |
| public void assertGetFailoveringItems() { |
| JobRegistry.getInstance().registerJob("test_job", jobScheduleController); |
| when(jobNodeStorage.getJobNodeChildrenKeys("sharding")).thenReturn(Arrays.asList("0", "1", "2")); |
| when(jobNodeStorage.isJobNodeExisted("sharding/0/failovering")).thenReturn(true); |
| when(jobNodeStorage.isJobNodeExisted("sharding/1/failovering")).thenReturn(true); |
| when(jobNodeStorage.isJobNodeExisted("sharding/2/failovering")).thenReturn(false); |
| when(jobNodeStorage.getJobNodeDataDirectly("sharding/0/failovering")).thenReturn("127.0.0.1@-@0"); |
| when(jobNodeStorage.getJobNodeDataDirectly("sharding/1/failovering")).thenReturn("127.0.0.1@-@1"); |
| assertThat(failoverService.getFailoveringItems("127.0.0.1@-@1"), is(Collections.singletonList(1))); |
| verify(jobNodeStorage).getJobNodeChildrenKeys("sharding"); |
| verify(jobNodeStorage).isJobNodeExisted("sharding/0/failovering"); |
| verify(jobNodeStorage).isJobNodeExisted("sharding/1/failovering"); |
| verify(jobNodeStorage).getJobNodeDataDirectly("sharding/0/failovering"); |
| verify(jobNodeStorage).getJobNodeDataDirectly("sharding/1/failovering"); |
| JobRegistry.getInstance().shutdown("test_job"); |
| } |
| |
| @Test |
| public void assertUpdateFailoverComplete() { |
| failoverService.updateFailoverComplete(Arrays.asList(0, 1)); |
| verify(jobNodeStorage).removeJobNodeIfExisted("sharding/0/failover"); |
| verify(jobNodeStorage).removeJobNodeIfExisted("sharding/1/failover"); |
| } |
| |
| @Test |
| public void assertGetFailoverItems() { |
| JobRegistry.getInstance().registerRegistryCenter("test_job", regCenter); |
| JobRegistry.getInstance().registerJob("test_job", jobScheduleController); |
| when(jobNodeStorage.getJobNodeChildrenKeys("sharding")).thenReturn(Arrays.asList("0", "1", "2")); |
| when(jobNodeStorage.isJobNodeExisted("sharding/0/failover")).thenReturn(true); |
| when(jobNodeStorage.isJobNodeExisted("sharding/1/failover")).thenReturn(true); |
| when(jobNodeStorage.isJobNodeExisted("sharding/2/failover")).thenReturn(false); |
| when(jobNodeStorage.getJobNodeDataDirectly("sharding/0/failover")).thenReturn("127.0.0.1@-@0"); |
| when(jobNodeStorage.getJobNodeDataDirectly("sharding/1/failover")).thenReturn("127.0.0.1@-@1"); |
| assertThat(failoverService.getFailoverItems("127.0.0.1@-@1"), is(Collections.singletonList(1))); |
| verify(jobNodeStorage).getJobNodeChildrenKeys("sharding"); |
| verify(jobNodeStorage).isJobNodeExisted("sharding/0/failover"); |
| verify(jobNodeStorage).isJobNodeExisted("sharding/1/failover"); |
| verify(jobNodeStorage).getJobNodeDataDirectly("sharding/0/failover"); |
| verify(jobNodeStorage).getJobNodeDataDirectly("sharding/1/failover"); |
| JobRegistry.getInstance().shutdown("test_job"); |
| } |
| |
| @Test |
| public void assertGetLocalFailoverItemsIfShutdown() { |
| assertThat(failoverService.getLocalFailoverItems(), is(Collections.<Integer>emptyList())); |
| verify(jobNodeStorage, times(0)).getJobNodeChildrenKeys("sharding"); |
| } |
| |
| @Test |
| public void assertGetLocalFailoverItems() { |
| JobRegistry.getInstance().registerRegistryCenter("test_job", regCenter); |
| JobRegistry.getInstance().registerJob("test_job", jobScheduleController); |
| when(jobNodeStorage.getJobNodeChildrenKeys("sharding")).thenReturn(Arrays.asList("0", "1", "2")); |
| when(jobNodeStorage.isJobNodeExisted("sharding/0/failover")).thenReturn(true); |
| when(jobNodeStorage.isJobNodeExisted("sharding/1/failover")).thenReturn(true); |
| when(jobNodeStorage.isJobNodeExisted("sharding/2/failover")).thenReturn(false); |
| when(jobNodeStorage.getJobNodeDataDirectly("sharding/0/failover")).thenReturn("127.0.0.1@-@0"); |
| when(jobNodeStorage.getJobNodeDataDirectly("sharding/1/failover")).thenReturn("127.0.0.1@-@1"); |
| assertThat(failoverService.getLocalFailoverItems(), is(Collections.singletonList(0))); |
| verify(jobNodeStorage).getJobNodeChildrenKeys("sharding"); |
| verify(jobNodeStorage).isJobNodeExisted("sharding/0/failover"); |
| verify(jobNodeStorage).isJobNodeExisted("sharding/1/failover"); |
| verify(jobNodeStorage).getJobNodeDataDirectly("sharding/0/failover"); |
| verify(jobNodeStorage).getJobNodeDataDirectly("sharding/1/failover"); |
| JobRegistry.getInstance().shutdown("test_job"); |
| } |
| |
| @Test |
| public void assertGetLocalTakeOffItems() { |
| when(shardingService.getLocalShardingItems()).thenReturn(Arrays.asList(0, 1, 2)); |
| when(jobNodeStorage.isJobNodeExisted("sharding/0/failover")).thenReturn(true); |
| when(jobNodeStorage.isJobNodeExisted("sharding/1/failover")).thenReturn(true); |
| when(jobNodeStorage.isJobNodeExisted("sharding/2/failover")).thenReturn(false); |
| assertThat(failoverService.getLocalTakeOffItems(), is(Arrays.asList(0, 1))); |
| verify(shardingService).getLocalShardingItems(); |
| verify(jobNodeStorage).isJobNodeExisted("sharding/0/failover"); |
| verify(jobNodeStorage).isJobNodeExisted("sharding/1/failover"); |
| verify(jobNodeStorage).isJobNodeExisted("sharding/2/failover"); |
| } |
| |
| @Test |
| public void assertGetAllFailoveringItems() { |
| when(configService.load(true)).thenReturn(JobConfiguration.newBuilder("test_job", 3).build()); |
| String jobInstanceId = "127.0.0.1@-@1"; |
| when(jobNodeStorage.getJobNodeData("sharding/0/failovering")).thenReturn(jobInstanceId); |
| when(jobNodeStorage.getJobNodeData("sharding/2/failovering")).thenReturn(jobInstanceId); |
| Map<Integer, JobInstance> actual = failoverService.getAllFailoveringItems(); |
| assertThat(actual.size(), is(2)); |
| assertThat(actual.get(0), is(new JobInstance(jobInstanceId))); |
| assertThat(actual.get(2), is(new JobInstance(jobInstanceId))); |
| } |
| |
| @Test |
| public void assertClearFailoveringItem() { |
| failoverService.clearFailoveringItem(0); |
| verify(jobNodeStorage).removeJobNodeIfExisted("sharding/0/failovering"); |
| } |
| |
| @Test |
| public void assertRemoveFailoverInfo() { |
| when(jobNodeStorage.getJobNodeChildrenKeys("sharding")).thenReturn(Arrays.asList("0", "1", "2")); |
| failoverService.removeFailoverInfo(); |
| verify(jobNodeStorage).getJobNodeChildrenKeys("sharding"); |
| verify(jobNodeStorage).removeJobNodeIfExisted("sharding/0/failover"); |
| verify(jobNodeStorage).removeJobNodeIfExisted("sharding/1/failover"); |
| verify(jobNodeStorage).removeJobNodeIfExisted("sharding/2/failover"); |
| } |
| } |