/*
* Licensed to Elasticsearch under one or more contributor
* license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright
* ownership. Elasticsearch 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.elasticsearch.snapshots;
import org.elasticsearch.action.admin.cluster.state.ClusterStateResponse;
import org.elasticsearch.cluster.SnapshotsInProgress;
import org.elasticsearch.cluster.routing.allocation.decider.EnableAllocationDecider;
import org.elasticsearch.common.settings.Settings;
import org.elasticsearch.common.unit.TimeValue;
import org.elasticsearch.plugins.Plugin;
import org.elasticsearch.repositories.RepositoriesService;
import org.elasticsearch.snapshots.mockstore.MockRepository;
import org.elasticsearch.test.ESIntegTestCase;
import java.io.IOException;
import java.nio.file.FileVisitResult;
import java.nio.file.Files;
import java.nio.file.Path;
import java.nio.file.SimpleFileVisitor;
import java.nio.file.attribute.BasicFileAttributes;
import java.util.Arrays;
import java.util.Collection;
import java.util.List;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.atomic.AtomicInteger;
import static org.hamcrest.Matchers.equalTo;
public abstract class AbstractSnapshotIntegTestCase extends ESIntegTestCase {
@Override
protected Settings nodeSettings(int nodeOrdinal) {
return Settings.builder().put(super.nodeSettings(nodeOrdinal))
// Rebalancing is causing some checks after restore to randomly fail
// due to https://github.com/elastic/elasticsearch/issues/9421
.put(EnableAllocationDecider.CLUSTER_ROUTING_REBALANCE_ENABLE_SETTING.getKey(), EnableAllocationDecider.Rebalance.NONE)
.build();
}
@Override
protected Collection<Class<? extends Plugin>> nodePlugins() {
return Arrays.asList(MockRepository.Plugin.class);
}
public static long getFailureCount(String repository) {
long failureCount = 0;
for (RepositoriesService repositoriesService :
internalCluster().getDataOrMasterNodeInstances(RepositoriesService.class)) {
MockRepository mockRepository = (MockRepository) repositoriesService.repository(repository);
failureCount += mockRepository.getFailureCount();
}
return failureCount;
}
public static int numberOfFiles(Path dir) throws IOException {
final AtomicInteger count = new AtomicInteger();
Files.walkFileTree(dir, new SimpleFileVisitor<Path>() {
@Override
public FileVisitResult visitFile(Path file, BasicFileAttributes attrs) throws IOException {
count.incrementAndGet();
return FileVisitResult.CONTINUE;
}
});
return count.get();
}
public static void stopNode(final String node) throws IOException {
internalCluster().stopRandomNode(settings -> settings.get("node.name").equals(node));
}
public void waitForBlock(String node, String repository, TimeValue timeout) throws InterruptedException {
long start = System.currentTimeMillis();
RepositoriesService repositoriesService = internalCluster().getInstance(RepositoriesService.class, node);
MockRepository mockRepository = (MockRepository) repositoriesService.repository(repository);
while (System.currentTimeMillis() - start < timeout.millis()) {
if (mockRepository.blocked()) {
return;
}
Thread.sleep(100);
}
fail("Timeout!!!");
}
public SnapshotInfo waitForCompletion(String repository, String snapshotName, TimeValue timeout) throws InterruptedException {
long start = System.currentTimeMillis();
while (System.currentTimeMillis() - start < timeout.millis()) {
List<SnapshotInfo> snapshotInfos = client().admin().cluster().prepareGetSnapshots(repository).setSnapshots(snapshotName).get().getSnapshots();
assertThat(snapshotInfos.size(), equalTo(1));
if (snapshotInfos.get(0).state().completed()) {
// Make sure that snapshot clean up operations are finished
ClusterStateResponse stateResponse = client().admin().cluster().prepareState().get();
SnapshotsInProgress snapshotsInProgress = stateResponse.getState().custom(SnapshotsInProgress.TYPE);
if (snapshotsInProgress == null) {
return snapshotInfos.get(0);
} else {
boolean found = false;
for (SnapshotsInProgress.Entry entry : snapshotsInProgress.entries()) {
final Snapshot curr = entry.snapshot();
if (curr.getRepository().equals(repository) && curr.getSnapshotId().getName().equals(snapshotName)) {
found = true;
break;
}
}
if (found == false) {
return snapshotInfos.get(0);
}
}
}
Thread.sleep(100);
}
fail("Timeout!!!");
return null;
}
public static String blockNodeWithIndex(final String repositoryName, final String indexName) {
for(String node : internalCluster().nodesInclude(indexName)) {
((MockRepository)internalCluster().getInstance(RepositoriesService.class, node).repository(repositoryName))
.blockOnDataFiles(true);
return node;
}
fail("No nodes for the index " + indexName + " found");
return null;
}
public static void blockAllDataNodes(String repository) {
for(RepositoriesService repositoriesService : internalCluster().getDataNodeInstances(RepositoriesService.class)) {
((MockRepository)repositoriesService.repository(repository)).blockOnDataFiles(true);
}
}
public static void unblockAllDataNodes(String repository) {
for(RepositoriesService repositoriesService : internalCluster().getDataNodeInstances(RepositoriesService.class)) {
((MockRepository)repositoriesService.repository(repository)).unblock();
}
}
public void waitForBlockOnAnyDataNode(String repository, TimeValue timeout) throws InterruptedException {
if (false == awaitBusy(() -> {
for(RepositoriesService repositoriesService : internalCluster().getDataNodeInstances(RepositoriesService.class)) {
MockRepository mockRepository = (MockRepository) repositoriesService.repository(repository);
if (mockRepository.blocked()) {
return true;
}
}
return false;
}, timeout.millis(), TimeUnit.MILLISECONDS)) {
fail("Timeout waiting for repository block on any data node!!!");
}
}
public static void unblockNode(final String repository, final String node) {
((MockRepository)internalCluster().getInstance(RepositoriesService.class, node).repository(repository)).unblock();
}
}