| /* |
| * 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.slider.providers.hbase.minicluster.freezethaw |
| |
| import groovy.transform.CompileStatic |
| import groovy.util.logging.Slf4j |
| import org.apache.hadoop.hbase.ClusterStatus |
| import org.apache.slider.common.SliderKeys |
| import org.apache.slider.common.SliderExitCodes |
| import org.apache.slider.api.ClusterDescription |
| import org.apache.slider.api.RoleKeys |
| import org.apache.slider.core.exceptions.SliderException |
| import org.apache.slider.common.params.Arguments |
| import org.apache.slider.client.SliderClient |
| import org.apache.slider.providers.hbase.minicluster.HBaseMiniClusterTestBase |
| import org.apache.slider.core.main.ServiceLauncher |
| import org.junit.Test |
| |
| /** |
| * Test of RM creation. This is so the later test's prereq's can be met |
| */ |
| @CompileStatic |
| @Slf4j |
| class TestFreezeThawLiveRegionService extends HBaseMiniClusterTestBase { |
| |
| @Test |
| public void testFreezeThawLiveRegionService() throws Throwable { |
| int regionServerCount = 2 |
| String clustername = createMiniCluster("", configuration, 1, true) |
| describe("Create a cluster, stop it, start it and verify that it came back ") |
| //use a smaller AM HEAP to include it in the test cycle |
| ServiceLauncher launcher = createHBaseCluster(clustername, regionServerCount, |
| [ |
| Arguments.ARG_COMP_OPT, SliderKeys.COMPONENT_AM, RoleKeys.JVM_HEAP, "96M", |
| ], |
| true, true) |
| SliderClient sliderClient = launcher.service |
| addToTeardown(sliderClient); |
| ClusterDescription status = sliderClient.getClusterDescription(clustername) |
| log.info("${status.toJsonString()}") |
| |
| ClusterStatus clustat = basicHBaseClusterStartupSequence(sliderClient) |
| |
| clustat = waitForHBaseRegionServerCount(sliderClient, clustername, regionServerCount, |
| hbaseClusterStartupToLiveTime) |
| describe("Cluster status") |
| log.info(hbaseStatusToString(clustat)); |
| |
| |
| //verify you can't start a new cluster with that name |
| try { |
| ServiceLauncher<SliderClient> launcher3 = createHBaseCluster(clustername, regionServerCount, [], false, false) |
| SliderClient cluster3 = launcher3.service |
| fail("expected a failure, got ${cluster3}") |
| } catch (SliderException e) { |
| assert e.exitCode == SliderExitCodes.EXIT_APPLICATION_IN_USE; |
| } |
| |
| |
| clusterActionFreeze(sliderClient, clustername) |
| killAllRegionServers(); |
| //now let's start the cluster up again |
| ServiceLauncher launcher2 = thawCluster(clustername, [], true); |
| SliderClient newCluster = launcher2.service as SliderClient |
| basicHBaseClusterStartupSequence(newCluster) |
| |
| //get the hbase status |
| waitForHBaseRegionServerCount(newCluster, clustername, regionServerCount, |
| hbaseClusterStartupToLiveTime) |
| |
| //finally, attempt to start it while it is running |
| //now let's start the cluster up again |
| try { |
| ServiceLauncher launcher3 = thawCluster(clustername, [], true); |
| SliderClient cluster3 = launcher3.service as SliderClient |
| fail("expected a failure, got ${cluster3}") |
| } catch (SliderException e) { |
| assert e.exitCode == SliderExitCodes.EXIT_APPLICATION_IN_USE |
| } |
| } |
| |
| |
| |
| |
| } |