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* Licensed to Elastic Search and Shay Banon under one
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* distributed with this work for additional information
* regarding copyright ownership. Elastic Search 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.test.integration.gateway.fs;
import org.elasticsearch.action.admin.cluster.health.ClusterHealthResponse;
import org.elasticsearch.action.admin.cluster.health.ClusterHealthStatus;
import org.elasticsearch.action.admin.cluster.state.ClusterStateResponse;
import org.elasticsearch.action.admin.indices.mapping.put.PutMappingResponse;
import org.elasticsearch.action.admin.indices.status.IndexShardStatus;
import org.elasticsearch.action.admin.indices.status.IndicesStatusResponse;
import org.elasticsearch.action.admin.indices.status.ShardStatus;
import org.elasticsearch.action.get.GetResponse;
import org.elasticsearch.client.Requests;
import org.elasticsearch.common.collect.MapBuilder;
import org.elasticsearch.common.io.FileSystemUtils;
import org.elasticsearch.env.Environment;
import org.elasticsearch.gateway.Gateway;
import org.elasticsearch.node.internal.InternalNode;
import org.elasticsearch.test.integration.AbstractNodesTests;
import org.testng.annotations.AfterMethod;
import org.testng.annotations.BeforeMethod;
import org.testng.annotations.Test;
import static org.elasticsearch.client.Requests.*;
import static org.elasticsearch.index.query.QueryBuilders.*;
import static org.hamcrest.MatcherAssert.*;
import static org.hamcrest.Matchers.*;
/**
* @author kimchy (shay.banon)
*/
public abstract class AbstractSimpleIndexGatewayTests extends AbstractNodesTests {
@AfterMethod public void closeNodes() throws Exception {
node("server1").stop();
// since we store (by default) the index snapshot under the gateway, resetting it will reset the index data as well
((InternalNode) node("server1")).injector().getInstance(Gateway.class).reset();
closeAllNodes();
}
@BeforeMethod public void buildNode1() throws Exception {
buildNode("server1");
// since we store (by default) the index snapshot under the gateway, resetting it will reset the index data as well
((InternalNode) node("server1")).injector().getInstance(Gateway.class).reset();
closeAllNodes();
}
@Test public void testSnapshotOperations() throws Exception {
startNode("server1");
// get the environment, so we can clear the work dir when needed
Environment environment = ((InternalNode) node("server1")).injector().getInstance(Environment.class);
logger.info("Running Cluster Health (waiting for node to startup properly)");
ClusterHealthResponse clusterHealth = client("server1").admin().cluster().health(clusterHealthRequest().waitForGreenStatus()).actionGet();
logger.info("Done Cluster Health, status " + clusterHealth.status());
assertThat(clusterHealth.timedOut(), equalTo(false));
assertThat(clusterHealth.status(), equalTo(ClusterHealthStatus.GREEN));
// Translog tests
logger.info("Creating index [{}]", "test");
client("server1").admin().indices().prepareCreate("test").execute().actionGet();
// create a mapping
PutMappingResponse putMappingResponse = client("server1").admin().indices().preparePutMapping("test").setType("type1").setSource(mappingSource()).execute().actionGet();
assertThat(putMappingResponse.acknowledged(), equalTo(true));
// verify that mapping is there
ClusterStateResponse clusterState = client("server1").admin().cluster().state(clusterStateRequest()).actionGet();
assertThat(clusterState.state().metaData().index("test").mapping("type1"), notNullValue());
// create two and delete the first
logger.info("Indexing #1");
client("server1").index(Requests.indexRequest("test").type("type1").id("1").source(source("1", "test"))).actionGet();
logger.info("Indexing #2");
client("server1").index(Requests.indexRequest("test").type("type1").id("2").source(source("2", "test"))).actionGet();
// perform snapshot to the index
logger.info("Gateway Snapshot");
client("server1").admin().indices().gatewaySnapshot(gatewaySnapshotRequest("test")).actionGet();
logger.info("Deleting #1");
client("server1").delete(deleteRequest("test").type("type1").id("1")).actionGet();
// perform snapshot to the index
logger.info("Gateway Snapshot");
client("server1").admin().indices().gatewaySnapshot(gatewaySnapshotRequest("test")).actionGet();
logger.info("Gateway Snapshot (should be a no op)");
// do it again, it should be a no op
client("server1").admin().indices().gatewaySnapshot(gatewaySnapshotRequest("test")).actionGet();
logger.info("Closing the server");
closeNode("server1");
logger.info("Starting the server, should recover from the gateway (only translog should be populated)");
startNode("server1");
logger.info("Running Cluster Health (wait for the shards to startup)");
clusterHealth = client("server1").admin().cluster().health(clusterHealthRequest().waitForYellowStatus().waitForActiveShards(1)).actionGet();
logger.info("Done Cluster Health, status " + clusterHealth.status());
assertThat(clusterHealth.timedOut(), equalTo(false));
assertThat(clusterHealth.status(), equalTo(ClusterHealthStatus.YELLOW));
// verify that mapping is there
clusterState = client("server1").admin().cluster().state(clusterStateRequest()).actionGet();
assertThat(clusterState.state().metaData().index("test").mapping("type1"), notNullValue());
logger.info("Getting #1, should not exists");
GetResponse getResponse = client("server1").get(getRequest("test").type("type1").id("1")).actionGet();
assertThat(getResponse.exists(), equalTo(false));
logger.info("Getting #2");
getResponse = client("server1").get(getRequest("test").type("type1").id("2")).actionGet();
assertThat(getResponse.sourceAsString(), equalTo(source("2", "test")));
// Now flush and add some data (so we have index recovery as well)
logger.info("Flushing, so we have actual content in the index files (#2 should be in the index)");
client("server1").admin().indices().flush(flushRequest("test")).actionGet();
logger.info("Indexing #3, so we have something in the translog as well");
client("server1").index(Requests.indexRequest("test").type("type1").id("3").source(source("3", "test"))).actionGet();
logger.info("Gateway Snapshot");
client("server1").admin().indices().gatewaySnapshot(gatewaySnapshotRequest("test")).actionGet();
logger.info("Gateway Snapshot (should be a no op)");
client("server1").admin().indices().gatewaySnapshot(gatewaySnapshotRequest("test")).actionGet();
logger.info("Closing the server");
closeNode("server1");
logger.info("Starting the server, should recover from the gateway (both index and translog) and reuse work dir");
startNode("server1");
logger.info("Running Cluster Health (wait for the shards to startup)");
clusterHealth = client("server1").admin().cluster().health(clusterHealthRequest().waitForYellowStatus().waitForActiveShards(1)).actionGet();
logger.info("Done Cluster Health, status " + clusterHealth.status());
assertThat(clusterHealth.timedOut(), equalTo(false));
assertThat(clusterHealth.status(), equalTo(ClusterHealthStatus.YELLOW));
logger.info("Getting #1, should not exists");
getResponse = client("server1").get(getRequest("test").type("type1").id("1")).actionGet();
assertThat(getResponse.exists(), equalTo(false));
logger.info("Getting #2 (not from the translog, but from the index)");
getResponse = client("server1").get(getRequest("test").type("type1").id("2")).actionGet();
assertThat(getResponse.sourceAsString(), equalTo(source("2", "test")));
logger.info("Getting #3 (from the translog)");
getResponse = client("server1").get(getRequest("test").type("type1").id("3")).actionGet();
assertThat(getResponse.sourceAsString(), equalTo(source("3", "test")));
logger.info("Closing the server");
closeNode("server1");
logger.info("Clearing cluster data dir, so there will be a full recovery from the gateway");
FileSystemUtils.deleteRecursively(environment.dataWithClusterFile());
logger.info("Starting the server, should recover from the gateway (both index and translog) without reusing work dir");
startNode("server1");
logger.info("Running Cluster Health (wait for the shards to startup)");
clusterHealth = client("server1").admin().cluster().health(clusterHealthRequest().waitForYellowStatus().waitForActiveShards(1)).actionGet();
logger.info("Done Cluster Health, status " + clusterHealth.status());
assertThat(clusterHealth.timedOut(), equalTo(false));
assertThat(clusterHealth.status(), equalTo(ClusterHealthStatus.YELLOW));
logger.info("Getting #1, should not exists");
getResponse = client("server1").get(getRequest("test").type("type1").id("1")).actionGet();
assertThat(getResponse.exists(), equalTo(false));
logger.info("Getting #2 (not from the translog, but from the index)");
getResponse = client("server1").get(getRequest("test").type("type1").id("2")).actionGet();
assertThat(getResponse.sourceAsString(), equalTo(source("2", "test")));
logger.info("Getting #3 (from the translog)");
getResponse = client("server1").get(getRequest("test").type("type1").id("3")).actionGet();
assertThat(getResponse.sourceAsString(), equalTo(source("3", "test")));
logger.info("Flushing, so we have actual content in the index files (#3 should be in the index now as well)");
client("server1").admin().indices().flush(flushRequest("test")).actionGet();
logger.info("Gateway Snapshot");
client("server1").admin().indices().gatewaySnapshot(gatewaySnapshotRequest("test")).actionGet();
logger.info("Gateway Snapshot (should be a no op)");
client("server1").admin().indices().gatewaySnapshot(gatewaySnapshotRequest("test")).actionGet();
logger.info("Closing the server");
closeNode("server1");
logger.info("Starting the server, should recover from the gateway (just from the index, nothing in the translog)");
startNode("server1");
logger.info("Running Cluster Health (wait for the shards to startup)");
clusterHealth = client("server1").admin().cluster().health(clusterHealthRequest().waitForYellowStatus().waitForActiveShards(1)).actionGet();
logger.info("Done Cluster Health, status " + clusterHealth.status());
assertThat(clusterHealth.timedOut(), equalTo(false));
assertThat(clusterHealth.status(), equalTo(ClusterHealthStatus.YELLOW));
logger.info("Getting #1, should not exists");
getResponse = client("server1").get(getRequest("test").type("type1").id("1")).actionGet();
assertThat(getResponse.exists(), equalTo(false));
logger.info("Getting #2 (not from the translog, but from the index)");
getResponse = client("server1").get(getRequest("test").type("type1").id("2")).actionGet();
assertThat(getResponse.sourceAsString(), equalTo(source("2", "test")));
logger.info("Getting #3 (not from the translog, but from the index)");
getResponse = client("server1").get(getRequest("test").type("type1").id("3")).actionGet();
assertThat(getResponse.sourceAsString(), equalTo(source("3", "test")));
logger.info("Deleting the index");
client("server1").admin().indices().delete(deleteIndexRequest("test")).actionGet();
}
@Test public void testLoadWithFullRecovery() {
testLoad(true);
}
@Test public void testLoadWithReuseRecovery() {
testLoad(false);
}
protected boolean isPersistentStorage() {
return true;
}
private void testLoad(boolean fullRecovery) {
startNode("server1");
logger.info("Running Cluster Health (waiting for node to startup properly)");
ClusterHealthResponse clusterHealth = client("server1").admin().cluster().health(clusterHealthRequest().waitForGreenStatus()).actionGet();
logger.info("Done Cluster Health, status " + clusterHealth.status());
assertThat(clusterHealth.timedOut(), equalTo(false));
assertThat(clusterHealth.status(), equalTo(ClusterHealthStatus.GREEN));
// get the environment, so we can clear the work dir when needed
Environment environment = ((InternalNode) node("server1")).injector().getInstance(Environment.class);
logger.info("--> creating test index ...");
client("server1").admin().indices().prepareCreate("test").execute().actionGet();
logger.info("Running Cluster Health (wait for the shards to startup)");
clusterHealth = client("server1").admin().cluster().health(clusterHealthRequest().waitForYellowStatus().waitForActiveShards(1)).actionGet();
logger.info("Done Cluster Health, status " + clusterHealth.status());
assertThat(clusterHealth.timedOut(), equalTo(false));
assertThat(clusterHealth.status(), equalTo(ClusterHealthStatus.YELLOW));
logger.info("--> refreshing and checking count");
client("server1").admin().indices().prepareRefresh().execute().actionGet();
assertThat(client("server1").prepareCount().setQuery(matchAllQuery()).execute().actionGet().count(), equalTo(0l));
logger.info("--> indexing 1234 docs");
for (long i = 0; i < 1234; i++) {
client("server1").prepareIndex("test", "type1", Long.toString(i))
.setCreate(true) // make sure we use create, so if we recover wrongly, we will get increments...
.setSource(MapBuilder.<String, Object>newMapBuilder().put("test", "value" + i).map()).execute().actionGet();
// snapshot every 100 so we get some actions going on in the gateway
if ((i % 11) == 0) {
client("server1").admin().indices().prepareGatewaySnapshot().execute().actionGet();
}
// flush every once is a while, so we get different data
if ((i % 55) == 0) {
client("server1").admin().indices().prepareFlush().execute().actionGet();
}
}
logger.info("--> refreshing and checking count");
client("server1").admin().indices().prepareRefresh().execute().actionGet();
assertThat(client("server1").prepareCount().setQuery(matchAllQuery()).execute().actionGet().count(), equalTo(1234l));
logger.info("--> closing the server");
closeNode("server1");
if (fullRecovery) {
logger.info("Clearing cluster data dir, so there will be a full recovery from the gateway");
FileSystemUtils.deleteRecursively(environment.dataWithClusterFile());
logger.info("Starting the server, should recover from the gateway (both index and translog) without reusing work dir");
}
startNode("server1");
logger.info("--> running Cluster Health (wait for the shards to startup)");
clusterHealth = client("server1").admin().cluster().health(clusterHealthRequest().waitForYellowStatus().waitForActiveShards(1)).actionGet();
logger.info("--> done Cluster Health, status " + clusterHealth.status());
assertThat(clusterHealth.timedOut(), equalTo(false));
assertThat(clusterHealth.status(), equalTo(ClusterHealthStatus.YELLOW));
logger.info("--> checking count");
assertThat(client("server1").prepareCount().setQuery(matchAllQuery()).execute().actionGet().count(), equalTo(1234l));
logger.info("--> checking reuse / recovery status");
IndicesStatusResponse statusResponse = client("server1").admin().indices().prepareStatus().setRecovery(true).execute().actionGet();
for (IndexShardStatus indexShardStatus : statusResponse.index("test")) {
for (ShardStatus shardStatus : indexShardStatus) {
if (shardStatus.shardRouting().primary()) {
if (fullRecovery || !isPersistentStorage()) {
assertThat(shardStatus.gatewayRecoveryStatus().reusedIndexSize().bytes(), equalTo(0l));
} else {
assertThat(shardStatus.gatewayRecoveryStatus().reusedIndexSize().bytes(), greaterThan(shardStatus.gatewayRecoveryStatus().indexSize().bytes() - 8196 /* segments file and others */));
}
}
}
}
}
private String mappingSource() {
return "{ type1 : { properties : { name : { type : \"string\" } } } }";
}
private String source(String id, String nameValue) {
return "{ type1 : { \"id\" : \"" + id + "\", \"name\" : \"" + nameValue + "\" } }";
}
}