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SOLR-3134: Include shard info in distributed response when shards.info=true 

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/trunk@1292717 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Ryan McKinley 2012-02-23 09:07:31 +00:00
parent 6ff799d4b3
commit d1abb09612
6 changed files with 109 additions and 27 deletions
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4
solr/CHANGES.txt
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@ -1,4 +1,4 @@
Apache Solr Release Notes
 Apache Solr Release Notes
Introduction
------------
@ -227,6 +227,8 @@ New Features
* SOLR-2459: Expose LogLevel selection with a RequestHandler rather then servlet
(Stefan Matheis, Upayavira, ryan)
* SOLR-3134: Include shard info in distributed response when shards.info=true (ryan)
Optimizations
----------------------

4
solr/core/src/java/org/apache/solr/handler/component/HttpShardHandler.java
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@ -42,6 +42,7 @@ import org.apache.solr.common.util.StrUtils;
import org.apache.solr.core.CoreDescriptor;
import org.apache.solr.request.SolrQueryRequest;
import java.net.ConnectException;
import java.util.*;
import java.util.concurrent.*;
@ -158,6 +159,9 @@ public class HttpShardHandler extends ShardHandler {
ssr.nl = rsp.getResponse();
srsp.setShardAddress(rsp.getServer());
}
}
catch( ConnectException cex ) {
srsp.setException(cex); //????
} catch (Throwable th) {
srsp.setException(th);
if (th instanceof SolrException) {

18
solr/core/src/java/org/apache/solr/handler/component/QueryComponent.java
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@ -44,6 +44,7 @@ import org.apache.solr.common.cloud.ZkNodeProps;
import org.apache.solr.common.cloud.ZkStateReader;
import org.apache.solr.common.params.*;
import org.apache.solr.common.util.NamedList;
import org.apache.solr.common.util.SimpleOrderedMap;
import org.apache.solr.common.util.StrUtils;
import org.apache.solr.core.CoreDescriptor;
import org.apache.solr.request.SolrQueryRequest;
@ -768,11 +769,28 @@ public class QueryComponent extends SearchComponent
ShardFieldSortedHitQueue queue;
queue = new ShardFieldSortedHitQueue(sortFields, ss.getOffset() + ss.getCount());
NamedList<Object> shardInfo = null;
if(rb.req.getParams().getBool(ShardParams.SHARDS_INFO, false)) {
shardInfo = (NamedList<Object>) rb.rsp.getValues().get(ShardParams.SHARDS_INFO);
if(shardInfo==null) {
shardInfo = new SimpleOrderedMap<Object>();
rb.rsp.getValues().add(ShardParams.SHARDS_INFO,shardInfo);
}
}
long numFound = 0;
Float maxScore=null;
for (ShardResponse srsp : sreq.responses) {
SolrDocumentList docs = (SolrDocumentList)srsp.getSolrResponse().getResponse().get("response");
if(shardInfo!=null) {
SimpleOrderedMap<Object> nl = new SimpleOrderedMap<Object>();
nl.add("numFound", docs.getNumFound());
nl.add("maxScore", docs.getMaxScore());
nl.add("time", srsp.getSolrResponse().getElapsedTime());
shardInfo.add(srsp.getShard(), nl);
}
// calculate global maxScore and numDocsFound
if (docs.getMaxScore() != null) {
maxScore = maxScore==null ? docs.getMaxScore() : Math.max(maxScore, docs.getMaxScore());

45
solr/core/src/java/org/apache/solr/handler/component/SearchHandler.java
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@ -18,11 +18,14 @@
package org.apache.solr.handler.component;
import org.apache.lucene.queryparser.classic.ParseException;
import org.apache.solr.client.solrj.SolrServerException;
import org.apache.solr.common.SolrException;
import org.apache.solr.common.params.CommonParams;
import org.apache.solr.common.params.ModifiableSolrParams;
import org.apache.solr.common.params.ShardParams;
import org.apache.solr.common.util.NamedList;
import org.apache.solr.common.util.RTimer;
import org.apache.solr.common.util.SimpleOrderedMap;
import org.apache.solr.core.CloseHook;
import org.apache.solr.core.PluginInfo;
import org.apache.solr.core.SolrCore;
@ -35,6 +38,8 @@ import org.apache.solr.util.plugin.SolrCoreAware;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import java.io.PrintWriter;
import java.io.StringWriter;
import java.util.*;
/**
@ -283,14 +288,40 @@ public class SearchHandler extends RequestHandlerBase implements SolrCoreAware ,
ShardResponse srsp = shardHandler1.takeCompletedOrError();
if (srsp == null) break; // no more requests to wait for
// Was there an exception? If so, abort everything and
// rethrow
// Was there an exception?
if (srsp.getException() != null) {
shardHandler1.cancelAll();
if (srsp.getException() instanceof SolrException) {
throw (SolrException)srsp.getException();
} else {
throw new SolrException(SolrException.ErrorCode.SERVER_ERROR, srsp.getException());
// If things are tolerant, just continue
if(rb.req.getParams().getBool(ShardParams.SHARDS_TOLERANT, false)) {
if( rb.req.getParams().getBool(ShardParams.SHARDS_INFO, false) ) {
NamedList<Object> sinfo = (NamedList<Object>) rb.rsp.getValues().get(ShardParams.SHARDS_INFO);
if(sinfo==null) {
sinfo = new SimpleOrderedMap<Object>();
rb.rsp.getValues().add(ShardParams.SHARDS_INFO,sinfo);
}
SimpleOrderedMap<Object> nl = new SimpleOrderedMap<Object>();
Throwable t = srsp.getException();
if(t instanceof SolrServerException) {
t = ((SolrServerException)t).getCause();
}
nl.add("error", t.toString() );
StringWriter trace = new StringWriter();
t.printStackTrace(new PrintWriter(trace));
nl.add("trace", trace.toString() );
if(srsp.getSolrResponse()!=null){
nl.add("time", srsp.getSolrResponse().getElapsedTime());
}
sinfo.add(srsp.getShard(), nl);
}
}
else { // If so, abort everything and rethrow
shardHandler1.cancelAll();
if (srsp.getException() instanceof SolrException) {
throw (SolrException)srsp.getException();
} else {
throw new SolrException(SolrException.ErrorCode.SERVER_ERROR, srsp.getException());
}
}
}

21
solr/core/src/test/org/apache/solr/TestDistributedSearch.java
View File

@ -17,7 +17,12 @@
package org.apache.solr;
import org.apache.commons.lang.StringUtils;
import org.apache.solr.client.solrj.response.QueryResponse;
import org.apache.solr.common.params.CommonParams;
import org.apache.solr.common.params.ModifiableSolrParams;
import org.apache.solr.common.params.ShardParams;
import org.apache.solr.common.util.NamedList;
/**
* TODO? perhaps use:
@ -274,6 +279,22 @@ public class TestDistributedSearch extends BaseDistributedSearchTestCase {
query("q", "id:[1 TO 5]", CommonParams.DEBUG, CommonParams.RESULTS);
query("q", "id:[1 TO 5]", CommonParams.DEBUG, CommonParams.QUERY);
// Check Info is added to for each shard
ModifiableSolrParams q = new ModifiableSolrParams();
q.set("q", "*:*");
q.set(ShardParams.SHARDS_INFO, true);
setDistributedParams(q);
QueryResponse rsp = queryServer(q);
NamedList<?> sinfo = (NamedList<?>) rsp.getResponse().get(ShardParams.SHARDS_INFO);
String shards = getShardsString();
int cnt = StringUtils.countMatches(shards, ",")+1;
assertNotNull("missing shard info", sinfo);
assertEquals("should have an entry for each shard ["+sinfo+"] "+shards, cnt, sinfo.size());
// This index has the same number for every field
// TODO: This test currently fails because debug info is obtained only
// on shards with matches.
// query("q","matchesnothing","fl","*,score", "debugQuery", "true");

6
solr/solrj/src/java/org/apache/solr/common/params/ShardParams.java
View File

@ -39,4 +39,10 @@ public interface ShardParams {
/** query type for shard requests */
public static final String SHARDS_QT = "shards.qt";
/** Request detailed match info for each shard (true/false) */
public static final String SHARDS_INFO = "shards.info";
/** Should things fail if there is an error? (true/false) */
public static final String SHARDS_TOLERANT = "shards.tolerant";
}