All notable changes to this project are documented in this file.
The format is based on Keep a Changelog, and this project adheres to Semantic Versioning. See the CONTRIBUTING guide for instructions on how to add changelog entries.
- Support for HTTP/2 (server-side) (#3847)
- Add getter for path field in NestedQueryBuilder (#4636)
- Allow mmap to use new JDK-19 preview APIs in Apache Lucene 9.4+ (#5151)
- Add events correlation engine plugin (#6854)
- Introduce new dynamic cluster setting to control slice computation for concurrent segment search (#9107)
- Implement on behalf of token passing for extensions (#8679, #10664)
- Provide service accounts tokens to extensions (#9618)
- [Admission control] Add enhancements to FS stats to include read/write time, queue size and IO time (#10541)
- [Admission control] Add Resource usage collector service and resource usage tracker (#9890)
- [Remote cluster state] Change file names for remote cluster state (#10557)
- [Remote cluster state] Upload global metadata in cluster state to remote store(#10404)
- [Remote cluster state] Download functionality of global metadata from remote store (#10535)
- [Remote cluster state] Restore global metadata from remote store when local state is lost after quorum loss (#10404)
- [AdmissionControl] Added changes for AdmissionControl Interceptor and AdmissionControlService for RateLimiting (#9286)
- GHA to verify checklist items completion in PR descriptions (#10800)
- Allow to pass the list settings through environment variables (like [], ["a", "b", "c"], ...) (#10625)
- [Remote cluster state] Restore cluster state version during remote state auto restore (#10853)
- Add back half_float BKD based sort query optimization (#11024)
- Make number of segment metadata files in remote segment store configurable (#11329)
- [Admission Control] Integrate CPU AC with ResourceUsageCollector and add CPU AC stats to nodes/stats (#10887)
- Bump
log4j-core
from 2.18.0 to 2.19.0 - Bump
forbiddenapis
from 3.3 to 3.4 - Bump
avro
from 1.11.1 to 1.11.2 - Bump
woodstox-core
from 6.3.0 to 6.3.1 - Bump
xmlbeans
from 5.1.0 to 5.1.1 (#4354) - Bump
reactor-netty-core
from 1.0.19 to 1.0.22 (#4447) - Bump
reactive-streams
from 1.0.3 to 1.0.4 (#4488) - Bump
jempbox
from 1.8.16 to 1.8.17 (#4550) - Update to Gradle 7.6 and JDK-19 (#4973)
- Update Apache Lucene to 9.5.0-snapshot-d5cef1c (#5570)
- Bump
maven-model
from 3.6.2 to 3.8.6 (#5599) - Bump
maxmind-db
from 2.1.0 to 3.0.0 (#5601) - Bump
wiremock-jre8-standalone
from 2.33.2 to 2.35.0 - Bump
gson
from 2.10 to 2.10.1 - Bump
com.google.code.gson:gson
from 2.10 to 2.10.1 - Bump
com.maxmind.geoip2:geoip2
from 4.0.0 to 4.0.1 - Bump
com.avast.gradle:gradle-docker-compose-plugin
from 0.16.11 to 0.16.12 - Bump
org.apache.commons:commons-configuration2
from 2.8.0 to 2.9.0 - Bump
com.netflix.nebula:nebula-publishing-plugin
from 19.2.0 to 20.3.0 - Bump
io.opencensus:opencensus-api
from 0.18.0 to 0.31.1 (#7291) - OpenJDK Update (April 2023 Patch releases) (#7344
- Bump
com.google.http-client:google-http-client:1.43.2
from 1.42.0 to 1.43.2 (7928)) - Add Opentelemetry dependencies (#7543)
- Bump
org.bouncycastle:bcprov-jdk15on
toorg.bouncycastle:bcprov-jdk15to18
version 1.75 (#8247) - Bump
org.bouncycastle:bcmail-jdk15on
toorg.bouncycastle:bcmail-jdk15to18
version 1.75 (#8247) - Bump
org.bouncycastle:bcpkix-jdk15on
toorg.bouncycastle:bcpkix-jdk15to18
version 1.75 (#8247) - Bump JNA version from 5.5 to 5.13 (#9963)
- Bumps jetty version to 9.4.52.v20230823 to fix GMS-2023-1857 (#9822)
- Bump
org.eclipse.jgit
from 6.5.0 to 6.7.0 (#10147) - Bump OpenTelemetry from 1.30.1 to 1.31.0 (#10617)
- Bump OpenTelemetry from 1.31.0 to 1.32.0 and OpenTelemetry Semconv from 1.21.0-alpha to 1.23.1-alpha (#11305)
- [CCR] Add getHistoryOperationsFromTranslog method to fetch the history snapshot from translogs (#3948)
- Relax visibility of the HTTP_CHANNEL_KEY and HTTP_SERVER_CHANNEL_KEY to make it possible for the plugins to access associated Netty4HttpChannel / Netty4HttpServerChannel instance (#4638)
- Migrate client transports to Apache HttpClient / Core 5.x (#4459)
- Change http code on create index API with bad input raising NotXContentException from 500 to 400 (#4773)
- Improve summary error message for invalid setting updates (#4792)
- Return 409 Conflict HTTP status instead of 503 on failure to concurrently execute snapshots (#8986)
- Add task completion count in search backpressure stats API (#10028)
- Performance improvement for Datetime field caching (#4558)
- Deprecate CamelCase
PathHierarchy
tokenizer name in favor to lowercasepath_hierarchy
(#10894)
- Remove deprecated code to add node name into log pattern of log4j property file (#4568)
- Unused object and import within TransportClusterAllocationExplainAction (#4639)
- Remove LegacyESVersion.V_7_0_* and V_7_1_* Constants (#2768)
- Remove LegacyESVersion.V_7_2_ and V_7_3_ Constants (#4702)
- Always auto release the flood stage block (#4703)
- Remove LegacyESVersion.V_7_4_ and V_7_5_ Constants (#4704)
- Remove Legacy Version support from Snapshot/Restore Service (#4728)
- Remove deprecated serialization logic from pipeline aggs (#4847)
- Remove unused private methods (#4926)
- Remove LegacyESVersion.V_7_8_ and V_7_9_ Constants (#4855)
- Remove LegacyESVersion.V_7_6_ and V_7_7_ Constants (#4837)
- Remove LegacyESVersion.V_7_10_ Constants (#5018)
- Remove Version.V_1_ Constants (#5021)
- Remove custom Map, List and Set collection classes (#6871)
- Fix 'org.apache.hc.core5.http.ParseException: Invalid protocol version' under JDK 16+ (#4827)
- Fix compression support for h2c protocol (#4944)
- Don't over-allocate in HeapBufferedAsyncEntityConsumer in order to consume the response (#9993)
- [BUG] Fix the thread context that is not properly cleared and messes up the traces (#10873)
- Handle canMatchSearchAfter for frozen context scenario (#11249)
- Per request phase latency (#10351)
- Request level coordinator slow logs (#10650)
- [Remote Store] Add repository stats for remote store(#10567)
- Add search query categorizer (#10255)
- Introduce ConcurrentQueryProfiler to profile query using concurrent segment search path and support concurrency during rewrite and create weight (10352)
- Update the indexRandom function to create more segments for concurrent search tests (10247)
- [Remote cluster state] Make index and global metadata upload timeout dynamic cluster settings (#10814)
- Add cluster state stats (#10670)
- Adding slf4j license header to LoggerMessageFormat.java (#11069)
- [Streaming Indexing] Introduce new experimental server HTTP transport based on Netty 4 and Project Reactor (Reactor Netty) (#9672)
- Add template snippets support for field and target_field in KV ingest processor (#10040)
- Allowing pipeline processors to access index mapping info by passing ingest service ref as part of the processor factory parameters (#10307)
- Allow changing number of replicas of searchable snapshot index (#11317)
- Bump
com.google.api.grpc:proto-google-common-protos
from 2.10.0 to 2.25.1 (#10208, #10298) - Bump Lucene from 9.7.0 to 9.8.0 (10276)
- Bump
com.netflix.nebula.ospackage-base
from 11.4.0 to 11.5.0 (#10295) - Bump
org.bouncycastle:bc-fips
from 1.0.2.3 to 1.0.2.4 (#10297) - Bump
org.apache.zookeeper:zookeeper
from 3.9.0 to 3.9.1 (#10506) - Bump
de.thetaphi:forbiddenapis
from 3.5.1 to 3.6 (#10508) - Bump
commons-io:commons-io
from 2.13.0 to 2.15.0 (#10294, #11001, #11002) - Bump
org.codehaus.woodstox:stax2-api
from 4.2.1 to 4.2.2 (#10639) - Bump
com.google.http-client:google-http-client
from 1.43.2 to 1.43.3 (#10635) - Bump
com.squareup.okio:okio
from 3.5.0 to 3.6.0 (#10637) - Bump
org.apache.logging.log4j:log4j-core
from 2.20.0 to 2.22.0 (#10858, #11000, #11270) - Bump
aws-actions/configure-aws-credentials
from 2 to 4 (#10504) - Bump
stefanzweifel/git-auto-commit-action
from 4 to 5 (#11171) - Bump
actions/github-script
from 6 to 7 (#11271) - Bump
jackson
andjackson_databind
from 2.15.2 to 2.16.0 (#11273) - Bump
netty
from 4.1.100.Final to 4.1.101.Final (#11294) - Bump
com.avast.gradle:gradle-docker-compose-plugin
from 0.16.12 to 0.17.5 (#10163) - Bump
com.squareup.okhttp3:okhttp
from 4.11.0 to 4.12.0 (#10861) - Bump
com.gradle.enterprise
from 3.14.1 to 3.15.1 (#11339) - Bump
org.apache.commons:commons-text
from 1.10.0 to 1.11.0 (#11344) - Bump
reactor-netty-core
from 1.1.12 to 1.1.13 (#11350)
- Mute the query profile IT with concurrent execution (#9840)
- Force merge with
only_expunge_deletes
honors max segment size (#10036) - Add the means to extract the contextual properties from HttpChannel, TcpCChannel and TrasportChannel without excessive typecasting (#10562)
- Search pipelines now support asynchronous request and response processors to avoid blocking on a transport thread (#10598)
- [Remote Store] Add Remote Store backpressure rejection stats to
_nodes/stats
(#10524) - [BUG] Fix java.lang.SecurityException in repository-gcs plugin (#10642)
- Add telemetry tracer/metric enable flag and integ test. (#10395)
- Add instrumentation for indexing in transport bulk action and transport shard bulk action. (#10273)
- Disallow removing some metadata fields by remove ingest processor (#10895)
- Refactor common parts from the Rounding class into a separate 'round' package (#11023)
- Performance improvement for MultiTerm Queries on Keyword fields (#7057)
- Performance improvement for date histogram aggregations without sub-aggregations (#11083)
- Disable concurrent aggs for Diversified Sampler and Sampler aggs (#11087)
- Made leader/follower check timeout setting dynamic (#10528)
- Improve boolean parsing performance (#11308)
- Change error message when per shard document limit is breached (#11312)
- Remove deprecated classes for Rounding (#10956)
- Fix failure in dissect ingest processor parsing empty brackets (#9225)
- Fix class_cast_exception when passing int to _version and other metadata fields in ingest simulate API (#10101)
- Fix Segment Replication ShardLockObtainFailedException bug during index corruption (10370)
- Fix some test methods in SimulatePipelineRequestParsingTests never run and fix test failure (#10496)
- Fix passing wrong parameter when calling newConfigurationException() in DotExpanderProcessor (#10737)
- Fix SuggestSearch.testSkipDuplicates by forceing refresh when indexing its test documents (#11068)
- Delegating CachingWeightWrapper#count to internal weight object (#10543)
- Fix per request latency last phase not tracked (#10934)
- Fix for stuck update action in a bulk with
retry_on_conflict
property (#11152) - Remove shadowJar from
lang-painless
module publication (#11369) - Fix remote shards balancer and remove unused variables (#11167)