Security Update

• log4j2 RCE
  • Agent : log4j 2.12.4
  • Server module : log4j 2.17.1
• Spring RCE
  • spring framework : 5.3.18

Important Changes

• Hbase schema changed #8348

hbase/bin> ./hbase shell
hbase> alter 'ApplicationTraceIndex', { NAME => 'M', TTL => 5184000, DATA_BLOCK_ENCODING => 'PREFIX' }
  or 
hbase> alter 'ApplicationTraceIndex', { NAME => 'M', TTL => 5184000, DATA_BLOCK_ENCODING => 'PREFIX' , COMPRESSION => 'SNAPPY'}

• Bump Flink version (1.7.1 -> 1.14.2) #8550
  Upgrade to Flink 1.14.x or higher is recommended

Key Features

Java11 support

• #8470 Pinpoint server module no longer supports java8

Side Bar UI (experimental)

• #8480
  

Apdex score

• #4044
  

Support Kotlin Coroutines Plugin

• #8472
  

Pinpoint Banner

• #8580
  

Bug Fixes

• Fixed a bug where the realtime feature did not work intermittently
  • #8811 Backport CURATOR-525
• Fixed a bug where very long traces were broken
  • #8597 Fix short overflow of sequence in Span

What's Changed

• [#8376] web ui, highlight exception rows in call tree by @yjqg6666 in #8377
• [#8394] Fix the collector for Hbase2 does not work by @koo-taejin in #8396
• [#8399] fix broken image link by @feelform in #8400
• [#8402] Add ServletFilter based ErrorHandler by @emeroad in #8403
• [#8372] Replace HTableMultiplexer with BufferedMutator by @emeroad in #8373
• Fix show progress when complete in callstack by @koo-taejin in #8430
• [#6821] Fix servermap instance list factory by @jaehong-kim in #8447
• [#8470] Update Java11 by @emeroad in #8471
• [#8472] Support Kotlin Coroutines Plugin by @koo-taejin in #8475
• [#8501] Disable unnecessary JNDI by @emeroad in #8502
• [#8513] Fix https in jdk-http-plugin by @jaehong-kim in #8514
• [#8313] Add null check to kafka header values to prevent NPE by @ga-ram in #8527
• [#8503] Fix malformed logging configuration for agent by @kjkmadness in #8476
• [#noissue] [WEB/UI] add webhook url & alias validation; max length by @BillionaireDY in #8504
• [#8543] Fix app proxy header by @jaehong-kim in #8545
• [#8544] Enhanced Pinpoint header validation by @emeroad in #8546
• [#8571] Add maven-central-deploy by @emeroad in #8572
• [#8480] add global navigation side bar by @BillionaireDY in #8481
• [#8072] Fix bind.pinpoint api to return json by @emeroad in #8575
• [#8564] Update vertx-4.x plugin by @jaehong-kim in #8565
• [#8580] Add Pinpoint Banner by @ga-ram in #8581
• [#8486] Add default configuration for experimental feature by @intr3p1d in #8458
• [#8589] Correct K unit in memory side by @binDongKim in #8592
• [#8595] Add agent-level trace limit by sequence by @Kangji in #8596
• [#8597] Convert Sequence Data Type into Int by @Kangji in #8607
• [#8614] Support Empty database in MYSQL by @emeroad in #8615
• [#8617] Apply Awaitability to testcase by @emeroad in #8618
• [#8619] Extract zookeeper cluster module by @emeroad in #8620
• [#8374] show date of start time as a tooltip in web call tree by @yjqg6666 in #8375
• [#8646] Removed permission logic to avoid confusion by @minwoo-jung in #8647
• [#4044] Add Apdex score in getServerMapData by @intr3p1d in #8425
• [#8372] Restore return type of TraceDao by @emeroad in #8656
• [#8663] Fix to generate DummySpanEvent on stack overflow of callstack by @emeroad in #8664
• [#8642] Disable async trace to limit span event by @Kangji in #8643
• [#8674] Add ArrayArgumentUtils for argument access by @emeroad in #8675
• [#noissue] [FE] add cpp icon by @BillionaireDY in #8686
• [#8684] Remove unnecessary spanlock of cluster manager by @emeroad in #8685
• [#noissue] Improved znode debuggability for collector in Zookeeper by @emeroad in #8690
• [#8691] Separate hbase connection for batch operation by @emeroad in #8692
• [#noissue] Display pointing time in inspector by @binDongKim in #8705
• [#8699] Add getLambda method by @jaehong-kim in #8700
• [#8689] Update reactor plugins by @jaehong-kim in #8707
• [#8622] Fix thrift plugin server by @jaehong-kim in #8709
• [#8726] Update elasticsearch plugin by @jaehong-kim in #8727
• [#8755] Refactor Application Metric by @emeroad in #8756
• [#8757] Remove duplicate agent metrics by @emeroad in #8760
• [#8762] apply throttled logger by @donghun-cho in #8751
• [#8768] Remove duplicate StatCodec by @emeroad in #8769
• [#8771] Refactor Chart component by @emeroad in #8772
• [#8778] Apply SummaryStatistics by @emeroad in #8779
• [#8780] Add ContentLength Util by @emeroad in #8781
• [#8348] Add secondary index to ApplicationTraceIndex by @emeroad in #8349
• [#8806] Refactor HashMap for HttpResponse to Response object by @emeroad in #8808
• [#8811] Backport CURATOR-525 by @emeroad in #8812
• [#8813] Remove unnecessary web resources from flink binary by @emeroad in #8814
• [#8463] Replace slf4j with log4j2 by @emeroad in #8464
• [#8834] Remove static isHeaderRecorded field from kafka plugin by @emeroad in #8835

Dependencies

• [#8550] Upgrade flink version(1.7.1 -> 1.14.2) by @minwoo-jung #8550
• [#8509] Bump Log4j 2.17.0 by @emeroad in #8530
• [#8519] Bump log4j 2.12.3 for JDK7 by @emeroad in #8520
• [#8577] Fix log4j2 CVE-2021-44832 by @emeroad in #8578
• [#8491] Fix Log4j2 RCE vulnerability by @emeroad in #8492
• [#8407] Upgrade Spring Lib by @emeroad in #8408
• [#8734] Update SpringFramework for Spring RCE by @emeroad in #8735
• [#8745] Bump commons-compress from 1.20 to 1.21 by @dependabot in #8744
• [#8747] Bump jackson-databind from 2.12.5 to 2.12.6.1 by @dependabot in #8746
• [#8753] Bump commons-io from 2.6 to 2.11.0 by @emeroad in #8754
• [#8785] Bump javax.annotation-api from 1.3.2 to 1.3.5 by @emeroad in #8786
• [#8791] Bump from javax.activation-api to jakarta.activation-api by @emeroad in #8792
• [#8793] Bump from validation-api to jakarta.validation-api by @emeroad in #8794
• [#8795] Bump javax.transaction from to 1.1 to 1.3.3 by @emeroad in #8796
• [#8798] Bump hbase-client from 2.4.2 to 2.4.11 by @emeroad in #8799
• [#8828] Bump zookeeper from 3.4.14 to 3.5.9 for hbase 2.x by @emeroad in #8829
• [#8452] Bump gRpc 1.43.2 by @emeroad in #8750
• [#noissue] Bump javax.mail from 1.4.7 to jakarta.mail 1.6.7 by @emeroad in #8484
• [#8722] Fix a Spring 5.3 JDK compatibility issue by @feelform in #8723
• [#8600] Upgrade mysql-driver 5.1.49 -> 8.0.27 by @emeroad in #6991
• [#8602] Bump testcontainers 1.16.2 by @emeroad in #8601
• [#8222] replace logger pattern automatically by @yjqg6666 in #8228
• [#8434] Update log4j2 by @emeroad in #8435
• [#8436] Update ASM 9.2 by @emeroad in #8437
• [#8438] Update Jackson 2.12.5 by @emeroad in #8439
• [#8440] Update frontend-maven-plugin 1.12.0 by @emeroad in #8441
• [#8452] Update gRpc by @emeroad in #8454

New Contributors

Thank you all.
If there is someone who was inadvertently excluded, please let me know.

• @kjkmadness made their first contribution in #8476
• @intr3p1d made their first contribution in #8458
• @Kangji made their first contribution in #8596
• @donghun-cho made their first contribution in #8751

Full Changelog: v2.3.1...v2.4.0-RC1