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/*
* 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.search.internal;
import org.elasticsearch.Version;
import org.elasticsearch.action.search.SearchRequest;
import org.elasticsearch.cluster.metadata.AliasMetaData;
import org.elasticsearch.cluster.metadata.IndexMetaData;
import org.elasticsearch.common.Nullable;
import org.elasticsearch.common.ParseFieldMatcher;
import org.elasticsearch.common.Strings;
import org.elasticsearch.common.bytes.BytesArray;
import org.elasticsearch.common.compress.CompressedXContent;
import org.elasticsearch.common.io.stream.BytesStreamOutput;
import org.elasticsearch.common.io.stream.NamedWriteableAwareStreamInput;
import org.elasticsearch.common.io.stream.StreamInput;
import org.elasticsearch.common.settings.Settings;
import org.elasticsearch.common.xcontent.ToXContent;
import org.elasticsearch.common.xcontent.XContentBuilder;
import org.elasticsearch.common.xcontent.XContentFactory;
import org.elasticsearch.common.xcontent.XContentParser;
import org.elasticsearch.index.IndexSettings;
import org.elasticsearch.index.query.QueryBuilder;
import org.elasticsearch.index.query.QueryBuilders;
import org.elasticsearch.index.query.QueryParseContext;
import org.elasticsearch.index.query.QueryShardContext;
import org.elasticsearch.index.query.RandomQueryBuilder;
import org.elasticsearch.index.shard.ShardId;
import org.elasticsearch.indices.InvalidAliasNameException;
import org.elasticsearch.search.AbstractSearchTestCase;
import java.io.IOException;
import java.util.Base64;
import java.util.function.Function;
import static org.elasticsearch.index.query.QueryBuilders.termQuery;
import static org.hamcrest.Matchers.containsString;
import static org.hamcrest.Matchers.equalTo;
import static org.hamcrest.Matchers.nullValue;
public class ShardSearchTransportRequestTests extends AbstractSearchTestCase {
private IndexMetaData baseMetaData = IndexMetaData.builder("test").settings(Settings.builder()
.put(IndexMetaData.SETTING_VERSION_CREATED, Version.CURRENT).build())
.numberOfShards(1).numberOfReplicas(1).build();
public void testSerialization() throws Exception {
ShardSearchTransportRequest shardSearchTransportRequest = createShardSearchTransportRequest();
try (BytesStreamOutput output = new BytesStreamOutput()) {
shardSearchTransportRequest.writeTo(output);
try (StreamInput in = new NamedWriteableAwareStreamInput(output.bytes().streamInput(), namedWriteableRegistry)) {
ShardSearchTransportRequest deserializedRequest = new ShardSearchTransportRequest();
deserializedRequest.readFrom(in);
assertEquals(deserializedRequest.scroll(), shardSearchTransportRequest.scroll());
assertEquals(deserializedRequest.filteringAliases(), shardSearchTransportRequest.filteringAliases());
assertArrayEquals(deserializedRequest.indices(), shardSearchTransportRequest.indices());
assertArrayEquals(deserializedRequest.types(), shardSearchTransportRequest.types());
assertEquals(deserializedRequest.indicesOptions(), shardSearchTransportRequest.indicesOptions());
assertEquals(deserializedRequest.isProfile(), shardSearchTransportRequest.isProfile());
assertEquals(deserializedRequest.nowInMillis(), shardSearchTransportRequest.nowInMillis());
assertEquals(deserializedRequest.source(), shardSearchTransportRequest.source());
assertEquals(deserializedRequest.searchType(), shardSearchTransportRequest.searchType());
assertEquals(deserializedRequest.shardId(), shardSearchTransportRequest.shardId());
assertEquals(deserializedRequest.numberOfShards(), shardSearchTransportRequest.numberOfShards());
assertEquals(deserializedRequest.cacheKey(), shardSearchTransportRequest.cacheKey());
assertNotSame(deserializedRequest, shardSearchTransportRequest);
assertEquals(deserializedRequest.filteringAliases(), shardSearchTransportRequest.filteringAliases());
assertEquals(deserializedRequest.indexBoost(), shardSearchTransportRequest.indexBoost(), 0.0f);
}
}
}
private ShardSearchTransportRequest createShardSearchTransportRequest() throws IOException {
SearchRequest searchRequest = createSearchRequest();
ShardId shardId = new ShardId(randomAsciiOfLengthBetween(2, 10), randomAsciiOfLengthBetween(2, 10), randomInt());
final AliasFilter filteringAliases;
if (randomBoolean()) {
String[] strings = generateRandomStringArray(10, 10, false, false);
filteringAliases = new AliasFilter(RandomQueryBuilder.createQuery(random()), strings);
} else {
filteringAliases = new AliasFilter(null, Strings.EMPTY_ARRAY);
}
return new ShardSearchTransportRequest(searchRequest, shardId,
randomIntBetween(1, 100), filteringAliases, randomBoolean() ? 1.0f : randomFloat(), Math.abs(randomLong()));
}
public void testFilteringAliases() throws Exception {
IndexMetaData indexMetaData = baseMetaData;
indexMetaData = add(indexMetaData, "cats", filter(termQuery("animal", "cat")));
indexMetaData = add(indexMetaData, "dogs", filter(termQuery("animal", "dog")));
indexMetaData = add(indexMetaData, "all", null);
assertThat(indexMetaData.getAliases().containsKey("cats"), equalTo(true));
assertThat(indexMetaData.getAliases().containsKey("dogs"), equalTo(true));
assertThat(indexMetaData.getAliases().containsKey("turtles"), equalTo(false));
assertEquals(aliasFilter(indexMetaData, "cats"), QueryBuilders.termQuery("animal", "cat"));
assertEquals(aliasFilter(indexMetaData, "cats", "dogs"), QueryBuilders.boolQuery().should(QueryBuilders.termQuery("animal", "cat"))
.should(QueryBuilders.termQuery("animal", "dog")));
// Non-filtering alias should turn off all filters because filters are ORed
assertThat(aliasFilter(indexMetaData,"all"), nullValue());
assertThat(aliasFilter(indexMetaData, "cats", "all"), nullValue());
assertThat(aliasFilter(indexMetaData, "all", "cats"), nullValue());
indexMetaData = add(indexMetaData, "cats", filter(termQuery("animal", "feline")));
indexMetaData = add(indexMetaData, "dogs", filter(termQuery("animal", "canine")));
assertEquals(aliasFilter(indexMetaData, "dogs", "cats"),QueryBuilders.boolQuery()
.should(QueryBuilders.termQuery("animal", "canine"))
.should(QueryBuilders.termQuery("animal", "feline")));
}
public void testRemovedAliasFilter() throws Exception {
IndexMetaData indexMetaData = baseMetaData;
indexMetaData = add(indexMetaData, "cats", filter(termQuery("animal", "cat")));
indexMetaData = remove(indexMetaData, "cats");
try {
aliasFilter(indexMetaData, "cats");
fail("Expected InvalidAliasNameException");
} catch (InvalidAliasNameException e) {
assertThat(e.getMessage(), containsString("Invalid alias name [cats]"));
}
}
public void testUnknownAliasFilter() throws Exception {
IndexMetaData indexMetaData = baseMetaData;
indexMetaData = add(indexMetaData, "cats", filter(termQuery("animal", "cat")));
indexMetaData = add(indexMetaData, "dogs", filter(termQuery("animal", "dog")));
IndexMetaData finalIndexMetadata = indexMetaData;
expectThrows(InvalidAliasNameException.class, () -> aliasFilter(finalIndexMetadata, "unknown"));
}
public static CompressedXContent filter(QueryBuilder filterBuilder) throws IOException {
XContentBuilder builder = XContentFactory.jsonBuilder();
filterBuilder.toXContent(builder, ToXContent.EMPTY_PARAMS);
builder.close();
return new CompressedXContent(builder.string());
}
private IndexMetaData remove(IndexMetaData indexMetaData, String alias) {
IndexMetaData build = IndexMetaData.builder(indexMetaData).removeAlias(alias).build();
return build;
}
private IndexMetaData add(IndexMetaData indexMetaData, String alias, @Nullable CompressedXContent filter) {
return IndexMetaData.builder(indexMetaData).putAlias(AliasMetaData.builder(alias).filter(filter).build()).build();
}
public QueryBuilder aliasFilter(IndexMetaData indexMetaData, String... aliasNames) {
Function<XContentParser, QueryParseContext> contextFactory = (p) -> new QueryParseContext(queriesRegistry,
p, new ParseFieldMatcher(Settings.EMPTY));
return ShardSearchRequest.parseAliasFilter(contextFactory, indexMetaData, aliasNames);
}
// BWC test for changes from #20916
public void testSerialize50Request() throws IOException {
BytesArray requestBytes = new BytesArray(Base64.getDecoder()
// this is a base64 encoded request generated with the same input
.decode("AAh4cXptdEhJcgdnT0d1ZldWyfL/sgQBJAHkDAMBAAIBAQ4TWlljWlZ5TkVmRU5xQnFQVHBjVBRZbUpod2pRV2dDSXVxRXpRaEdGVBRFZWFJY0plT2hn" +
"UEpISFhmSXR6Qw5XZ1hQcmFidWhWalFSQghuUWNwZ2JjQxBtZldRREJPaGF3UnlQSE56EVhQSUtRa25Iekh3bU5kbGVECWlFT2NIeEh3RgZIYXpMTWgUeGJq" +
"VU9Tdkdua3RORU5QZkNrb1EOalRyWGh5WXhvZ3plV2UUcWlXZFl2eUFUSXdPVGdMUUtYTHAJU3RKR3JxQkVJEkdEQ01xUHpnWWNaT3N3U3prSRIUeURlVFpM" +
"Q1lBZERZcWpDb3NOVWIST1NyQlZtdUNrd0F1UXRvdVRjEGp6RlVMd1dqc3VtUVNaTk0JT3N2cnpLQ3ZLBmRpS1J6cgdYbmVhZnBxBUlTUU9pEEJMcm1ERXVs" +
"eXhESlBoVkgTaWdUUmtVZGh4d0FFc2ZKRm9ZahNrb01XTnFFd2NWSVVDU3pWS2xBC3JVTWV3V2tUUWJUE3VGQU1Hd21CYUFMTmNQZkxobXUIZ3dxWHBxWXcF" +
"bmNDZUEOTFBSTEpYZVF6Z3d2eE0PV1BucUFacll6WWRxa1hCDGxkbXNMaVRzcUZXbAtSY0NsY3FNdlJQcv8BAP////8PAQAAARQAAQp5THlIcHdQeGtMAAAB" +
"AQAAAAEDbkVLAQMBCgACAAADAQABAAAAAQhIc25wRGxQbwEBQgABAAACAQMAAAEIAAAJMF9OSG9kSmh2HwABAwljRW5MVWxFbVQFemlxWG8KcXZQTkRUUGJk" +
"bgECCkpMbXVMT1dtVnkISEdUUHhsd0cBAAEJAAABA2lkcz+rKsUAAAAAAAAAAAECAQYAAgwxX0ZlRWxSQkhzQ07/////DwABAAEDCnRyYXFHR1hjVHkKTERY" +
"aE1HRWVySghuSWtzbEtXUwABCgEHSlRwQnhwdwAAAQECAgAAAAAAAQcyX3FlYmNDGQEEBklxZU9iUQdTc01Gek5YCWlMd2xuamNRQwNiVncAAUHt61kAAQR0" +
"ZXJtP4AAAAANbUtDSnpHU3lidm5KUBUMaVpqeG9vcm5QSFlvAAEBLGdtcWxuRWpWTXdvTlhMSHh0RWlFdHBnbEF1cUNmVmhoUVlwRFZxVllnWWV1A2ZvbwEA" +
"AQhwYWlubGVzc/8AALk4AAAAAAABAAAAAAAAAwpKU09PU0ZmWnhFClVqTGxMa2p3V2gKdUJwZ3R3dXFER5Hg97uT7MOmPgEADw"));
try (StreamInput in = new NamedWriteableAwareStreamInput(requestBytes.streamInput(), namedWriteableRegistry)) {
in.setVersion(Version.V_5_0_0);
ShardSearchTransportRequest readRequest = new ShardSearchTransportRequest();
readRequest.readFrom(in);
assertEquals(0, in.available());
IllegalStateException illegalStateException = expectThrows(IllegalStateException.class, () -> readRequest.filteringAliases());
assertEquals("alias filter for aliases: [JSOOSFfZxE, UjLlLkjwWh, uBpgtwuqDG] must be rewritten first",
illegalStateException.getMessage());
IndexMetaData.Builder indexMetadata = new IndexMetaData.Builder(baseMetaData)
.putAlias(AliasMetaData.newAliasMetaDataBuilder("JSOOSFfZxE").filter("{\"term\" : {\"foo\" : \"bar\"}}"))
.putAlias(AliasMetaData.newAliasMetaDataBuilder("UjLlLkjwWh").filter("{\"term\" : {\"foo\" : \"bar1\"}}"))
.putAlias(AliasMetaData.newAliasMetaDataBuilder("uBpgtwuqDG").filter("{\"term\" : {\"foo\" : \"bar2\"}}"));
IndexSettings indexSettings = new IndexSettings(indexMetadata.build(), Settings.EMPTY);
final long nowInMillis = randomPositiveLong();
QueryShardContext context = new QueryShardContext(
0, indexSettings, null, null, null, null, null, queriesRegistry, null, null, null,
() -> nowInMillis);
readRequest.rewrite(context);
QueryBuilder queryBuilder = readRequest.filteringAliases();
assertEquals(queryBuilder, QueryBuilders.boolQuery()
.should(QueryBuilders.termQuery("foo", "bar"))
.should(QueryBuilders.termQuery("foo", "bar1"))
.should(QueryBuilders.termQuery("foo", "bar2"))
);
BytesStreamOutput output = new BytesStreamOutput();
output.setVersion(Version.V_5_0_0);
readRequest.writeTo(output);
assertEquals(output.bytes().toBytesRef(), requestBytes.toBytesRef());
}
}
// BWC test for changes from #21393
public void testSerialize50RequestForIndexBoost() throws IOException {
BytesArray requestBytes = new BytesArray(Base64.getDecoder()
// this is a base64 encoded request generated with the same input
.decode("AAZpbmRleDEWTjEyM2trbHFUT21XZDY1Z2VDYlo5ZwABBAABAAIA/wD/////DwABBmluZGV4MUAAAAAAAAAAAP////8PAAAAAAAAAgAAAA" +
"AAAPa/q8mOKwIAJg=="));
try (StreamInput in = new NamedWriteableAwareStreamInput(requestBytes.streamInput(), namedWriteableRegistry)) {
in.setVersion(Version.V_5_0_0);
ShardSearchTransportRequest readRequest = new ShardSearchTransportRequest();
readRequest.readFrom(in);
assertEquals(0, in.available());
assertEquals(2.0f, readRequest.indexBoost(), 0);
BytesStreamOutput output = new BytesStreamOutput();
output.setVersion(Version.V_5_0_0);
readRequest.writeTo(output);
assertEquals(output.bytes().toBytesRef(), requestBytes.toBytesRef());
}
}
}
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