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SOLR-5311 - Avoid registering replicas which are removed , SOLR-5310 -Add a collection admin command to remove a replica 

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/trunk@1536606 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Noble Paul 2013-10-29 08:37:02 +00:00
parent 1dd6d53c07
commit 0ce6e9a694
17 changed files with 471 additions and 75 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
solr/CHANGES.txt
View File

@ -108,6 +108,10 @@ New Features
of distributed updates (usually signalled by the update.distrib parameter)
(yonik)
* SOLR-5310: Add a collection admin command to remove a replica (noble)
* SOLR-5311: Avoid registering replicas which are removed (noble)
Bug Fixes
----------------------

6
solr/core/src/java/org/apache/solr/cloud/CloudDescriptor.java
View File

@ -27,6 +27,7 @@ import java.util.Properties;
public class CloudDescriptor {
private final CoreDescriptor cd;
private String shardId;
private String collectionName;
private SolrParams params;
@ -48,7 +49,8 @@ public class CloudDescriptor {
public static final String SHARD_RANGE = "shardRange";
public static final String SHARD_PARENT = "shardParent";
public CloudDescriptor(String coreName, Properties props) {
public CloudDescriptor(String coreName, Properties props, CoreDescriptor cd) {
this.cd = cd;
this.shardId = props.getProperty(CoreDescriptor.CORE_SHARD, null);
// If no collection name is specified, we default to the core name
this.collectionName = props.getProperty(CoreDescriptor.CORE_COLLECTION, coreName);
@ -120,6 +122,8 @@ public class CloudDescriptor {
public void setCoreNodeName(String nodeName) {
this.nodeName = nodeName;
if(nodeName==null) cd.getPersistableStandardProperties().remove(CoreDescriptor.CORE_NODE_NAME);
else cd.getPersistableStandardProperties().setProperty(CoreDescriptor.CORE_NODE_NAME, nodeName);
}
public String getShardRange() {

34
solr/core/src/java/org/apache/solr/cloud/Overseer.java
View File

@ -329,6 +329,20 @@ public class Overseer {
final String collection = message.getStr(ZkStateReader.COLLECTION_PROP);
assert collection.length() > 0 : message;
Integer numShards = message.getInt(ZkStateReader.NUM_SHARDS_PROP, null);
log.info("Update state numShards={} message={}", numShards, message);
List<String> shardNames = new ArrayList<String>();
//collection does not yet exist, create placeholders if num shards is specified
boolean collectionExists = state.hasCollection(collection);
if (!collectionExists && numShards!=null) {
getShardNames(numShards, shardNames);
state = createCollection(state, collection, shardNames, message);
}
String sliceName = message.getStr(ZkStateReader.SHARD_ID_PROP);
String coreNodeName = message.getStr(ZkStateReader.CORE_NODE_NAME_PROP);
if (coreNodeName == null) {
coreNodeName = getAssignedCoreNodeName(state, message);
@ -339,21 +353,18 @@ public class Overseer {
coreNodeName = Assign.assignNode(collection, state);
}
message.getProperties().put(ZkStateReader.CORE_NODE_NAME_PROP, coreNodeName);
} else {
//probably, this core was removed explicitly
if (sliceName !=null && collectionExists && !"true".equals(state.getCollection(collection).getStr("autoCreated"))) {
Slice slice = state.getSlice(collection, sliceName);
if (slice.getReplica(coreNodeName) == null) {
log.info("core_deleted . Just return");
return state;
}
Integer numShards = message.getInt(ZkStateReader.NUM_SHARDS_PROP, null);
log.info("Update state numShards={} message={}", numShards, message);
List<String> shardNames = new ArrayList<String>();
//collection does not yet exist, create placeholders if num shards is specified
boolean collectionExists = state.getCollections().contains(collection);
if (!collectionExists && numShards!=null) {
getShardNames(numShards, shardNames);
state = createCollection(state, collection, shardNames, message);
}
}
// use the provided non null shardId
String sliceName = message.getStr(ZkStateReader.SHARD_ID_PROP);
if (sliceName == null) {
//get shardId from ClusterState
sliceName = getAssignedId(state, coreNodeName, message);
@ -541,6 +552,7 @@ public class Overseer {
}
collectionProps.put(DocCollection.DOC_ROUTER, routerSpec);
if(message.getStr("fromApi") == null) collectionProps.put("autoCreated","true");
DocCollection newCollection = new DocCollection(collectionName, newSlices, collectionProps, router);
newCollections.put(collectionName, newCollection);

82
solr/core/src/java/org/apache/solr/cloud/OverseerCollectionProcessor.java
View File

@ -44,6 +44,7 @@ import org.apache.solr.common.cloud.ZkStateReader;
import org.apache.solr.common.cloud.ZooKeeperException;
import org.apache.solr.common.params.CoreAdminParams;
import org.apache.solr.common.params.CoreAdminParams.CoreAdminAction;
import org.apache.solr.common.params.MapSolrParams;
import org.apache.solr.common.params.ModifiableSolrParams;
import org.apache.solr.common.params.UpdateParams;
import org.apache.solr.common.util.NamedList;
@ -59,6 +60,7 @@ import org.slf4j.LoggerFactory;
import java.io.IOException;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Arrays;
import java.util.Collections;
import java.util.HashMap;
import java.util.List;
@ -68,6 +70,7 @@ import java.util.Set;
import static org.apache.solr.cloud.Assign.Node;
import static org.apache.solr.cloud.Assign.getNodesForNewShard;
import static org.apache.solr.common.cloud.ZkStateReader.COLLECTION_PROP;
import static org.apache.solr.common.cloud.ZkStateReader.REPLICA_PROP;
import static org.apache.solr.common.cloud.ZkStateReader.SHARD_ID_PROP;
@ -101,6 +104,8 @@ public class OverseerCollectionProcessor implements Runnable, ClosableThread {
public static final String CREATESHARD = "createshard";
public static final String DELETEREPLICA = "deletereplica";
public static final String COLL_CONF = "collection.configName";
@ -236,6 +241,8 @@ public class OverseerCollectionProcessor implements Runnable, ClosableThread {
createShard(zkStateReader.getClusterState(), message, results);
} else if (DELETESHARD.equals(operation)) {
deleteShard(zkStateReader.getClusterState(), message, results);
} else if (DELETEREPLICA.equals(operation)) {
deleteReplica(zkStateReader.getClusterState(), message, results);
} else {
throw new SolrException(ErrorCode.BAD_REQUEST, "Unknown operation:"
+ operation);
@ -254,6 +261,81 @@ public class OverseerCollectionProcessor implements Runnable, ClosableThread {
return new OverseerSolrResponse(results);
}
private void deleteReplica(ClusterState clusterState, ZkNodeProps message, NamedList results) throws KeeperException, InterruptedException {
checkRequired(message, COLLECTION_PROP, SHARD_ID_PROP,REPLICA_PROP);
String collectionName = message.getStr(COLLECTION_PROP);
String shard = message.getStr(SHARD_ID_PROP);
String replicaName = message.getStr(REPLICA_PROP);
DocCollection coll = clusterState.getCollection(collectionName);
Slice slice = coll.getSlice(shard);
if(slice==null){
throw new SolrException(ErrorCode.BAD_REQUEST, "Invalid shard name : "+shard+" in collection : "+ collectionName);
}
Replica replica = slice.getReplica(replicaName);
if(replica == null){
throw new SolrException(ErrorCode.BAD_REQUEST, "Invalid shard name : "+shard+" in collection : "+ collectionName);
}
String baseUrl = replica.getStr(ZkStateReader.BASE_URL_PROP);
String core = replica.getStr(ZkStateReader.CORE_NAME_PROP);
//assume the core exists and try to unload it
if (!Slice.ACTIVE.equals(replica.getStr(Slice.STATE))) {
deleteCoreNode(collectionName, replicaName, replica, core);
if(waitForCoreNodeGone(collectionName, shard, replicaName)) return;
} else {
Map m = ZkNodeProps.makeMap("qt", adminPath,
CoreAdminParams.ACTION, CoreAdminAction.UNLOAD.toString(),
CoreAdminParams.CORE, core) ;
ShardRequest sreq = new ShardRequest();
sreq.purpose = 1;
if (baseUrl.startsWith("http://")) baseUrl = baseUrl.substring(7);
sreq.shards = new String[]{baseUrl};
sreq.actualShards = sreq.shards;
sreq.params = new ModifiableSolrParams(new MapSolrParams(m) );
try {
shardHandler.submit(sreq, baseUrl, sreq.params);
} catch (Exception e) {
log.info("Exception trying to unload core "+sreq,e);
}
if (waitForCoreNodeGone(collectionName, shard, replicaName)) return;//check if the core unload removed the corenode zk enry
deleteCoreNode(collectionName, replicaName, replica, core); // this could be because the core is gone but not updated in ZK yet (race condition)
if(waitForCoreNodeGone(collectionName, shard, replicaName)) return;
}
throw new SolrException(ErrorCode.SERVER_ERROR, "Could not remove replica : "+collectionName+"/"+shard+"/"+replicaName);
}
private boolean waitForCoreNodeGone(String collectionName, String shard, String replicaName) throws InterruptedException {
long waitUntil = System.currentTimeMillis() + 30000;
boolean deleted = false;
while (System.currentTimeMillis() < waitUntil) {
Thread.sleep(100);
deleted = zkStateReader.getClusterState().getCollection(collectionName).getSlice(shard).getReplica(replicaName) == null;
if (deleted) break;
}
return deleted;
}
private void deleteCoreNode(String collectionName, String replicaName, Replica replica, String core) throws KeeperException, InterruptedException {
ZkNodeProps m = new ZkNodeProps(
Overseer.QUEUE_OPERATION, Overseer.DELETECORE,
ZkStateReader.CORE_NAME_PROP, core,
ZkStateReader.NODE_NAME_PROP, replica.getStr(ZkStateReader.NODE_NAME_PROP),
ZkStateReader.COLLECTION_PROP, collectionName,
ZkStateReader.CORE_NODE_NAME_PROP, replicaName);
Overseer.getInQueue(zkStateReader.getZkClient()).offer(ZkStateReader.toJSON(m));
}
private void checkRequired(ZkNodeProps message, String... props) {
for (String prop : props) {
if(message.get(prop) == null){
throw new SolrException(ErrorCode.BAD_REQUEST, StrUtils.join(Arrays.asList(props),',') +" are required params" );
}
}
}
private void deleteCollection(ZkNodeProps message, NamedList results)
throws KeeperException, InterruptedException {
String collection = message.getStr("name");

15
solr/core/src/java/org/apache/solr/cloud/ZkController.java
View File

@ -1367,6 +1367,21 @@ public final class ZkController {
// before becoming available, make sure we are not live and active
// this also gets us our assigned shard id if it was not specified
try {
if(cd.getCloudDescriptor().getCollectionName() !=null && cd.getCloudDescriptor().getCoreNodeName() != null ) {
//we were already registered
if(zkStateReader.getClusterState().hasCollection(cd.getCloudDescriptor().getCollectionName())){
DocCollection coll = zkStateReader.getClusterState().getCollection(cd.getCloudDescriptor().getCollectionName());
if(!"true".equals(coll.getStr("autoCreated"))){
Slice slice = coll.getSlice(cd.getCloudDescriptor().getShardId());
if(slice != null){
if(slice.getReplica(cd.getCloudDescriptor().getCoreNodeName()) == null) {
log.info("core_removed This core is removed from ZK");
throw new SolrException(ErrorCode.NOT_FOUND,coreNodeName +" is removed");
}
}
}
}
}
publish(cd, ZkStateReader.DOWN, false);
} catch (KeeperException e) {
log.error("", e);

2
solr/core/src/java/org/apache/solr/core/CoreDescriptor.java
View File

@ -183,7 +183,7 @@ public class CoreDescriptor {
// TODO maybe make this a CloudCoreDescriptor subclass?
if (container.isZooKeeperAware()) {
cloudDesc = new CloudDescriptor(name, coreProperties);
cloudDesc = new CloudDescriptor(name, coreProperties, this);
if (params != null) {
cloudDesc.setParams(params);
}

23
solr/core/src/java/org/apache/solr/handler/admin/CollectionsHandler.java
View File

@ -56,6 +56,7 @@ import static org.apache.solr.cloud.Overseer.QUEUE_OPERATION;
import static org.apache.solr.cloud.OverseerCollectionProcessor.COLL_CONF;
import static org.apache.solr.cloud.OverseerCollectionProcessor.CREATESHARD;
import static org.apache.solr.cloud.OverseerCollectionProcessor.CREATE_NODE_SET;
import static org.apache.solr.cloud.OverseerCollectionProcessor.DELETEREPLICA;
import static org.apache.solr.cloud.OverseerCollectionProcessor.MAX_SHARDS_PER_NODE;
import static org.apache.solr.cloud.OverseerCollectionProcessor.NUM_SLICES;
import static org.apache.solr.cloud.OverseerCollectionProcessor.REPLICATION_FACTOR;
@ -164,6 +165,10 @@ public class CollectionsHandler extends RequestHandlerBase {
this.handleCreateShard(req, rsp);
break;
}
case DELETEREPLICA: {
this.handleRemoveReplica(req, rsp);
break;
}
default: {
throw new RuntimeException("Unknown action: " + action);
@ -295,10 +300,10 @@ public class CollectionsHandler extends RequestHandlerBase {
"Collection name is required to create a new collection");
}
Map<String,Object> props = new HashMap<String,Object>();
props.put(Overseer.QUEUE_OPERATION,
OverseerCollectionProcessor.CREATECOLLECTION);
Map<String,Object> props = ZkNodeProps.makeMap(
Overseer.QUEUE_OPERATION,
OverseerCollectionProcessor.CREATECOLLECTION,
"fromApi","true");
copyIfNotNull(req.getParams(),props,
"name",
REPLICATION_FACTOR,
@ -314,6 +319,16 @@ public class CollectionsHandler extends RequestHandlerBase {
handleResponse(OverseerCollectionProcessor.CREATECOLLECTION, m, rsp);
}
private void handleRemoveReplica(SolrQueryRequest req, SolrQueryResponse rsp) throws KeeperException, InterruptedException {
log.info("Remove replica: " + req.getParamString());
req.getParams().required().check(COLLECTION_PROP, SHARD_ID_PROP, "replica");
Map<String, Object> map = makeMap(QUEUE_OPERATION, DELETEREPLICA);
copyIfNotNull(req.getParams(),map,COLLECTION_PROP,SHARD_ID_PROP,"replica");
ZkNodeProps m = new ZkNodeProps(map);
handleResponse(DELETEREPLICA, m, rsp);
}
private void handleCreateShard(SolrQueryRequest req, SolrQueryResponse rsp) throws KeeperException, InterruptedException {
log.info("Create shard: " + req.getParamString());
req.getParams().required().check(COLLECTION_PROP, SHARD_ID_PROP);

2
solr/core/src/test/org/apache/solr/TestRandomDVFaceting.java
View File

@ -220,7 +220,7 @@ public class TestRandomDVFaceting extends SolrTestCaseJ4 {
for (String method : methods) {
if (method.equals("dv")) {
params.set("facet.field", "{!key="+facet_field+"}"+facet_field+"_dv");
params.set("facet.method", null);
params.set("facet.method",(String) null);
} else {
params.set("facet.field", facet_field);
params.set("facet.method", method);

4
solr/core/src/test/org/apache/solr/cloud/CollectionsAPIDistributedZkTest.java
View File

@ -905,7 +905,7 @@ public class CollectionsAPIDistributedZkTest extends AbstractFullDistribZkTestBa
throw new RuntimeException("Could not find a live node for collection:" + collection);
}
private void waitForNon403or404or503(HttpSolrServer collectionClient)
/* private void waitForNon403or404or503(HttpSolrServer collectionClient)
throws Exception {
SolrException exp = null;
long timeoutAt = System.currentTimeMillis() + 30000;
@ -929,7 +929,7 @@ public class CollectionsAPIDistributedZkTest extends AbstractFullDistribZkTestBa
}
fail("Could not find the new collection - " + exp.code() + " : " + collectionClient.getBaseURL());
}
}*/
private void checkForMissingCollection(String collectionName)
throws Exception {

49
solr/core/src/test/org/apache/solr/cloud/CustomCollectionTest.java
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@ -468,55 +468,6 @@ public class CustomCollectionTest extends AbstractFullDistribZkTestBase {
}
public static String getUrlFromZk(ClusterState clusterState, String collection) {
Map<String,Slice> slices = clusterState.getCollectionStates().get(collection).getSlicesMap();
if (slices == null) {
throw new SolrException(ErrorCode.BAD_REQUEST, "Could not find collection:" + collection);
}
for (Map.Entry<String,Slice> entry : slices.entrySet()) {
Slice slice = entry.getValue();
Map<String,Replica> shards = slice.getReplicasMap();
Set<Map.Entry<String,Replica>> shardEntries = shards.entrySet();
for (Map.Entry<String,Replica> shardEntry : shardEntries) {
final ZkNodeProps node = shardEntry.getValue();
if (clusterState.liveNodesContain(node.getStr(ZkStateReader.NODE_NAME_PROP))) {
return ZkCoreNodeProps.getCoreUrl(node.getStr(ZkStateReader.BASE_URL_PROP), collection); //new ZkCoreNodeProps(node).getCoreUrl();
}
}
}
throw new RuntimeException("Could not find a live node for collection:" + collection);
}
private void waitForNon403or404or503(HttpSolrServer collectionClient)
throws Exception {
SolrException exp = null;
long timeoutAt = System.currentTimeMillis() + 30000;
while (System.currentTimeMillis() < timeoutAt) {
boolean missing = false;
try {
collectionClient.query(new SolrQuery("*:*"));
} catch (SolrException e) {
if (!(e.code() == 403 || e.code() == 503 || e.code() == 404)) {
throw e;
}
exp = e;
missing = true;
}
if (!missing) {
return;
}
Thread.sleep(50);
}
fail("Could not find the new collection - " + exp.code() + " : " + collectionClient.getBaseURL());
}
@Override
protected QueryResponse queryServer(ModifiableSolrParams params) throws SolrServerException {

91
solr/core/src/test/org/apache/solr/cloud/DeleteInactiveReplicaTest.java Normal file
View File

@ -0,0 +1,91 @@
package org.apache.solr.cloud;
/*
* 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.
*/
import org.apache.solr.client.solrj.embedded.JettySolrRunner;
import org.apache.solr.client.solrj.impl.CloudSolrServer;
import org.apache.solr.client.solrj.impl.HttpSolrServer;
import org.apache.solr.client.solrj.request.QueryRequest;
import org.apache.solr.common.cloud.DocCollection;
import org.apache.solr.common.cloud.Replica;
import org.apache.solr.common.cloud.Slice;
import org.apache.solr.common.cloud.ZkStateReader;
import org.apache.solr.common.params.MapSolrParams;
import org.apache.solr.common.util.NamedList;
import java.util.Map;
import static org.apache.solr.common.cloud.ZkNodeProps.makeMap;
public class DeleteInactiveReplicaTest extends DeleteReplicaTest{
@Override
public void doTest() throws Exception {
deleteInactiveReplicaTest();
}
private void deleteInactiveReplicaTest() throws Exception{
String COLL_NAME = "delDeadColl";
CloudSolrServer client = createCloudClient(null);
createCloudClient(null);
createColl(COLL_NAME, client);
DocCollection testcoll = getCommonCloudSolrServer().getZkStateReader().getClusterState().getCollection(COLL_NAME);
final Slice shard1 = testcoll.getSlices().iterator().next();
if(!shard1.getState().equals(Slice.ACTIVE)) fail("shard is not active");
Replica replica1 = shard1.getReplicas().iterator().next();
boolean stopped = false;
JettySolrRunner stoppedJetty = null;
StringBuilder sb = new StringBuilder();
for (JettySolrRunner jetty : jettys) {
sb.append(jetty.getBaseUrl()).append(",");
if( jetty.getBaseUrl().toString().startsWith(replica1.getStr(ZkStateReader.BASE_URL_PROP)) ) {
stoppedJetty = jetty;
ChaosMonkey.stop(jetty);
stopped = true;
break;
}
}
if(!stopped){
fail("Could not find jetty for replica "+ replica1 + "jettys: "+sb);
}
long endAt = System.currentTimeMillis()+3000;
boolean success = false;
while(System.currentTimeMillis() < endAt){
testcoll = getCommonCloudSolrServer().getZkStateReader().getClusterState().getCollection(COLL_NAME);
if(!"active".equals(testcoll.getSlice(shard1.getName()).getReplica(replica1.getName()).getStr(Slice.STATE)) ){
success=true;
}
if(success) break;
Thread.sleep(100);
}
log.info("removed_replicas {}/{} ",shard1.getName(),replica1.getName());
removeAndWaitForReplicaGone(COLL_NAME, client, replica1, shard1.getName());
client.shutdown();
ChaosMonkey.start(stoppedJetty);
log.info("restarted jetty");
Map m = makeMap("qt","/admin/cores",
"action", "status");
NamedList<Object> resp = new HttpSolrServer(replica1.getStr("base_url")).request(new QueryRequest(new MapSolrParams(m)));
assertNull( "The core is up and running again" , ((NamedList)resp.get("status")).get(replica1.getStr("core")));
}
}

171
solr/core/src/test/org/apache/solr/cloud/DeleteReplicaTest.java Normal file
View File

@ -0,0 +1,171 @@
package org.apache.solr.cloud;
import org.apache.lucene.util.Constants;
import org.apache.solr.client.solrj.SolrRequest;
import org.apache.solr.client.solrj.SolrServerException;
import org.apache.solr.client.solrj.impl.CloudSolrServer;
import org.apache.solr.client.solrj.impl.HttpSolrServer;
import org.apache.solr.client.solrj.request.QueryRequest;
import org.apache.solr.common.cloud.DocCollection;
import org.apache.solr.common.cloud.Replica;
import org.apache.solr.common.cloud.Slice;
import org.apache.solr.common.params.MapSolrParams;
import org.apache.solr.common.params.ModifiableSolrParams;
import org.apache.solr.common.params.SolrParams;
import org.apache.solr.update.SolrCmdDistributor;
import org.apache.solr.util.DefaultSolrThreadFactory;
import org.junit.Before;
import org.junit.BeforeClass;
import java.io.IOException;
import java.util.HashMap;
import java.util.HashSet;
import java.util.List;
import java.util.Map;
import java.util.Set;
import java.util.concurrent.CompletionService;
import java.util.concurrent.ExecutorCompletionService;
import java.util.concurrent.Future;
import java.util.concurrent.SynchronousQueue;
import java.util.concurrent.ThreadPoolExecutor;
import java.util.concurrent.TimeUnit;
import static org.apache.solr.cloud.OverseerCollectionProcessor.DELETEREPLICA;
import static org.apache.solr.cloud.OverseerCollectionProcessor.MAX_SHARDS_PER_NODE;
import static org.apache.solr.cloud.OverseerCollectionProcessor.NUM_SLICES;
import static org.apache.solr.cloud.OverseerCollectionProcessor.REPLICATION_FACTOR;
import static org.apache.solr.common.cloud.ZkNodeProps.makeMap;
public class DeleteReplicaTest extends AbstractFullDistribZkTestBase {
private static final boolean DEBUG = false;
ThreadPoolExecutor executor = new ThreadPoolExecutor(0,
Integer.MAX_VALUE, 5, TimeUnit.SECONDS, new SynchronousQueue<Runnable>(),
new DefaultSolrThreadFactory("testExecutor"));
CompletionService<Object> completionService;
Set<Future<Object>> pending;
@BeforeClass
public static void beforeThisClass2() throws Exception {
assumeFalse("FIXME: This test fails under Java 8 all the time, see SOLR-4711", Constants.JRE_IS_MINIMUM_JAVA8);
}
@Before
@Override
public void setUp() throws Exception {
super.setUp();
System.setProperty("numShards", Integer.toString(sliceCount));
System.setProperty("solr.xml.persist", "true");
}
protected String getSolrXml() {
return "solr-no-core.xml";
}
public DeleteReplicaTest() {
fixShardCount = true;
sliceCount = 2;
shardCount = 4;
completionService = new ExecutorCompletionService<Object>(executor);
pending = new HashSet<Future<Object>>();
checkCreatedVsState = false;
}
@Override
protected void setDistributedParams(ModifiableSolrParams params) {
if (r.nextBoolean()) {
// don't set shards, let that be figured out from the cloud state
} else {
// use shard ids rather than physical locations
StringBuilder sb = new StringBuilder();
for (int i = 0; i < shardCount; i++) {
if (i > 0)
sb.append(',');
sb.append("shard" + (i + 3));
}
params.set("shards", sb.toString());
}
}
@Override
public void doTest() throws Exception {
deleteLiveReplicaTest();
// deleteInactiveReplicaTest();
// super.printLayout();
}
private void deleteLiveReplicaTest() throws Exception{
String COLL_NAME = "delLiveColl";
CloudSolrServer client = createCloudClient(null);
createColl(COLL_NAME, client);
DocCollection testcoll = getCommonCloudSolrServer().getZkStateReader().getClusterState().getCollection(COLL_NAME);
final Slice shard1 = testcoll.getSlices().iterator().next();
if(!shard1.getState().equals(Slice.ACTIVE)) fail("shard is not active");
Replica replica = shard1.getReplicas().iterator().next();
removeAndWaitForReplicaGone(COLL_NAME, client, replica, shard1.getName());
client.shutdown();
}
protected void removeAndWaitForReplicaGone(String COLL_NAME, CloudSolrServer client, Replica replica, String shard) throws SolrServerException, IOException, InterruptedException {
Map m = makeMap("collection", COLL_NAME,
"action", DELETEREPLICA,
"shard",shard,
"replica",replica.getName());
SolrParams params = new MapSolrParams( m);
SolrRequest request = new QueryRequest(params);
request.setPath("/admin/collections");
client.request(request);
long endAt = System.currentTimeMillis()+3000;
boolean success = false;
DocCollection testcoll = null;
while(System.currentTimeMillis() < endAt){
testcoll = getCommonCloudSolrServer().getZkStateReader().getClusterState().getCollection(COLL_NAME);
success = testcoll.getSlice(shard).getReplica(replica.getName()) == null;
if(success) {
log.info("replica cleaned up {}/{} core {}",shard+"/"+replica.getName(), replica.getStr("core"));
log.info("current state {}", testcoll);
break;
}
Thread.sleep(100);
}
assertTrue("Replica not cleaned up", success);
}
protected void createColl(String COLL_NAME, CloudSolrServer client) throws Exception {
int replicationFactor = 2;
int numShards = 2;
int maxShardsPerNode = ((((numShards+1) * replicationFactor) / getCommonCloudSolrServer()
.getZkStateReader().getClusterState().getLiveNodes().size())) + 1;
Map<String, Object> props = makeMap(
REPLICATION_FACTOR, replicationFactor,
MAX_SHARDS_PER_NODE, maxShardsPerNode,
NUM_SLICES, numShards);
Map<String,List<Integer>> collectionInfos = new HashMap<String,List<Integer>>();
createCollection(collectionInfos, COLL_NAME, props, client);
Set<Map.Entry<String,List<Integer>>> collectionInfosEntrySet = collectionInfos.entrySet();
for (Map.Entry<String,List<Integer>> entry : collectionInfosEntrySet) {
String collection = entry.getKey();
List<Integer> list = entry.getValue();
checkForCollection(collection, list, null);
String url = getUrlFromZk(getCommonCloudSolrServer().getZkStateReader().getClusterState(), collection);
HttpSolrServer collectionClient = new HttpSolrServer(url);
// poll for a second - it can take a moment before we are ready to serve
waitForNon403or404or503(collectionClient);
}
}
}

2
solr/core/src/test/org/apache/solr/core/TestLazyCores.java
View File

@ -621,7 +621,7 @@ public class TestLazyCores extends SolrTestCaseJ4 {
private void addLazy(SolrCore core, String... fieldValues) throws IOException {
UpdateHandler updater = core.getUpdateHandler();
AddUpdateCommand cmd = new AddUpdateCommand(makeReq(core));
cmd.solrDoc = sdoc(fieldValues);
cmd.solrDoc = sdoc((Object[])fieldValues);
updater.addDoc(cmd);
}

3
solr/solrj/src/java/org/apache/solr/common/cloud/ClusterState.java
View File

@ -98,6 +98,9 @@ public class ClusterState implements JSONWriter.Writable {
}
return null;
}
public boolean hasCollection(String coll){
return collectionStates.get(coll)!=null;
}
/**

1
solr/solrj/src/java/org/apache/solr/common/cloud/ZkStateReader.java
View File

@ -57,6 +57,7 @@ public class ZkStateReader {
public static final String CORE_NAME_PROP = "core";
public static final String COLLECTION_PROP = "collection";
public static final String SHARD_ID_PROP = "shard";
public static final String REPLICA_PROP = "replica";
public static final String SHARD_RANGE_PROP = "shard_range";
public static final String SHARD_STATE_PROP = "shard_state";
public static final String SHARD_PARENT_PROP = "shard_parent";

2
solr/solrj/src/java/org/apache/solr/common/params/CollectionParams.java
View File

@ -28,7 +28,7 @@ public interface CollectionParams
public enum CollectionAction {
CREATE, DELETE, RELOAD, SYNCSHARD, CREATEALIAS, DELETEALIAS, SPLITSHARD, DELETESHARD, CREATESHARD;
CREATE, DELETE, RELOAD, SYNCSHARD, CREATEALIAS, DELETEALIAS, SPLITSHARD, DELETESHARD, CREATESHARD, DELETEREPLICA;
public static CollectionAction get( String p )
{

47
solr/test-framework/src/java/org/apache/solr/cloud/AbstractFullDistribZkTestBase.java
View File

@ -1745,5 +1745,52 @@ public abstract class AbstractFullDistribZkTestBase extends AbstractDistribZkTes
}
return commondCloudSolrServer;
}
public static String getUrlFromZk(ClusterState clusterState, String collection) {
Map<String,Slice> slices = clusterState.getCollectionStates().get(collection).getSlicesMap();
if (slices == null) {
throw new SolrException(SolrException.ErrorCode.BAD_REQUEST, "Could not find collection:" + collection);
}
for (Map.Entry<String,Slice> entry : slices.entrySet()) {
Slice slice = entry.getValue();
Map<String,Replica> shards = slice.getReplicasMap();
Set<Map.Entry<String,Replica>> shardEntries = shards.entrySet();
for (Map.Entry<String,Replica> shardEntry : shardEntries) {
final ZkNodeProps node = shardEntry.getValue();
if (clusterState.liveNodesContain(node.getStr(ZkStateReader.NODE_NAME_PROP))) {
return ZkCoreNodeProps.getCoreUrl(node.getStr(ZkStateReader.BASE_URL_PROP), collection); //new ZkCoreNodeProps(node).getCoreUrl();
}
}
}
throw new RuntimeException("Could not find a live node for collection:" + collection);
}
public static void waitForNon403or404or503(HttpSolrServer collectionClient)
throws Exception {
SolrException exp = null;
long timeoutAt = System.currentTimeMillis() + 30000;
while (System.currentTimeMillis() < timeoutAt) {
boolean missing = false;
try {
collectionClient.query(new SolrQuery("*:*"));
} catch (SolrException e) {
if (!(e.code() == 403 || e.code() == 503 || e.code() == 404)) {
throw e;
}
exp = e;
missing = true;
}
if (!missing) {
return;
}
Thread.sleep(50);
}
fail("Could not find the new collection - " + exp.code() + " : " + collectionClient.getBaseURL());
}
}