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commit 856cc5625d6d7868161d615f1083f6943eab1f2a Author: Lari Hotari <[email protected]> AuthorDate: Mon Jul 6 14:20:54 2026 +0300 Add release notes for 4.2.3 --- data/release-java.js | 9 ++- data/release-pulsar.js | 11 +++- release-notes/versioned/client-java-4.2.3.md | 8 +++ release-notes/versioned/pulsar-4.2.3.md | 88 ++++++++++++++++++++++++++++ releases.json | 1 + 5 files changed, 115 insertions(+), 2 deletions(-) diff --git a/data/release-java.js b/data/release-java.js index c9d96415a65..72169f8fd49 100644 --- a/data/release-java.js +++ b/data/release-java.js @@ -6,12 +6,19 @@ module.exports = [ "doc": "/docs/5.0.x/client-libraries-java", "version": "v5.0.x" }, + { + "tagName": "v4.2.3", + "vtag": "4.2.x", + "releaseNotes": "/release-notes/versioned/client-java-4.2.3/", + "doc": "/docs/4.2.x/client-libraries-java", + "version": "v4.2.x" + }, { "tagName": "v4.2.2", "vtag": "4.2.x", "releaseNotes": "/release-notes/versioned/client-java-4.2.2/", "doc": "/docs/4.2.x/client-libraries-java", - "version": "v4.2.x" + "version": "" }, { "tagName": "v4.2.1", diff --git a/data/release-pulsar.js b/data/release-pulsar.js index f784d2a198e..3cdf0dc7c47 100644 --- a/data/release-pulsar.js +++ b/data/release-pulsar.js @@ -8,6 +8,15 @@ module.exports = [ "doc": "/docs/5.0.x", "version": "v5.0.x" }, + { + "author": "lhotari", + "tagName": "v4.2.3", + "publishedAt": "2026-07-06T08:46:50Z", + "vtag": "4.2.x", + "releaseNotes": "/release-notes/versioned/pulsar-4.2.3/", + "doc": "/docs/4.2.x", + "version": "v4.2.x" + }, { "author": "lhotari", "tagName": "v4.2.2", @@ -15,7 +24,7 @@ module.exports = [ "vtag": "4.2.x", "releaseNotes": "/release-notes/versioned/pulsar-4.2.2/", "doc": "/docs/4.2.x", - "version": "v4.2.x" + "version": "" }, { "author": "lhotari", diff --git a/release-notes/versioned/client-java-4.2.3.md b/release-notes/versioned/client-java-4.2.3.md new file mode 100644 index 00000000000..86ac81b205b --- /dev/null +++ b/release-notes/versioned/client-java-4.2.3.md @@ -0,0 +1,8 @@ +--- +id: client-java-4.2.3 +title: Client Java 4.2.3 +sidebar_label: Client Java 4.2.3 +--- + +- [fix][client] Run the failover health probe off the Netty event-loop thread ([#26064](https://github.com/apache/pulsar/pull/26064)) +- [fix][client] Prevent client shutdown from leaking event loop threads when DNS resolver close fails ([#26045](https://github.com/apache/pulsar/pull/26045)) \ No newline at end of file diff --git a/release-notes/versioned/pulsar-4.2.3.md b/release-notes/versioned/pulsar-4.2.3.md new file mode 100644 index 00000000000..87ce810ee46 --- /dev/null +++ b/release-notes/versioned/pulsar-4.2.3.md @@ -0,0 +1,88 @@ +--- +id: pulsar-4.2.3 +title: Apache Pulsar 4.2.3 +sidebar_label: Apache Pulsar 4.2.3 +--- + +#### 2026-07-06 + +### Backported PIP + +- [feat][pip] PIP-469: Legacy-aware topic policies backend routing and metadata-store topic policies ([#25547](https://github.com/apache/pulsar/pull/25547)) + +### Library updates + +- [fix][sec] Bump github.com/go-jose/go-jose/v4 from 4.1.3 to 4.1.4 in /pulsar-function-go ([#26142](https://github.com/apache/pulsar/pull/26142)) +- [fix][sec] Upgrade jline to 4.2.1 and picocli to 4.7.7, drop unused jline2 ([#26068](https://github.com/apache/pulsar/pull/26068)) +- [fix][sec] Upgrade pulsar-client-go to v0.20.0 in pulsar-function-go, also address CVEs ([#26140](https://github.com/apache/pulsar/pull/26140)) +- [improve][fn] Upgrade pulsar-client-python to 3.12.0 ([#26033](https://github.com/apache/pulsar/pull/26033)) +- [improve][fn] Upgrade pulsar-client-python to 3.13.0 ([#26139](https://github.com/apache/pulsar/pull/26139)) +- [improve][misc] Upgrade Apache Commons libraries and Apache Http components ([#25963](https://github.com/apache/pulsar/pull/25963)) +- [fix][sec][branch-4.2] Upgrade Jackson version to 2.18.8 ([#26099](https://github.com/apache/pulsar/pull/26099)) +- [improve][meta] Upgrade Oxia client to 0.8.0 ([#25964](https://github.com/apache/pulsar/pull/25964)) +- [fix][build][branch-4.2] Upgrade docker/setup-qemu-action to v4.1.0 + +### Broker + +- [fix][broker] Avoid attaching a consumer to a migrated non-persistent topic on subscribe ([#26075](https://github.com/apache/pulsar/pull/26075)) +- [fix][broker] Avoid blocking metadata read on the IO thread when redirecting migrated producers/consumers ([#26051](https://github.com/apache/pulsar/pull/26051)) +- [fix][broker] Avoid blocking the bundle-throughput lookup on per-bundle metadata reads ([#26054](https://github.com/apache/pulsar/pull/26054)) +- [fix][broker] Avoid blocking the dispatcher close path on delayed-delivery tracker close ([#26053](https://github.com/apache/pulsar/pull/26053)) +- [fix][broker] Don't let a closing topic-policies reader abort a concurrent cache-init reload ([#26132](https://github.com/apache/pulsar/pull/26132)) +- [fix][broker] Don't let a stuck or aborted topic policies cache init make a namespace's topics unloadable ([#26025](https://github.com/apache/pulsar/pull/26025)) +- [fix][broker] Fail fast for load balancer misconfigurations instead of falling back to SimpleLoadManagerImpl ([#26031](https://github.com/apache/pulsar/pull/26031)) +- [fix][broker] Fix compacted read could be stuck forever or message loss due to cursor mark delete ([#25998](https://github.com/apache/pulsar/pull/25998)) +- [fix][broker] Fix forced topic/namespace deletion hanging or failing when compaction is in progress ([#26016](https://github.com/apache/pulsar/pull/26016)) +- [fix][broker] Fix forced topic/namespace deletion still hanging when the compaction reader reconnect stalls ([#26026](https://github.com/apache/pulsar/pull/26026)) +- [fix][broker] Fix geo-replication stuck after a failed publish to the remote cluster ([#26002](https://github.com/apache/pulsar/pull/26002)) +- [fix][broker] Fix replication stall when a cursor rewind skips an in-flight read ([#26106](https://github.com/apache/pulsar/pull/26106)) +- [fix][broker] Fix replicator getting stuck under rate limiter throttling and honor readBatchSize/maxReadSizeBytes on the default read path ([#26005](https://github.com/apache/pulsar/pull/26005)) +- [fix][broker] Fix tableview divergence in ServiceUnitStateTableViewSyncer causing flaky tests ([#25946](https://github.com/apache/pulsar/pull/25946)) +- [fix][broker] Forward topic policy updates after init failures ([#26110](https://github.com/apache/pulsar/pull/26110)) +- [fix][broker] Guard BucketDelayedDeliveryTracker.nextDeliveryTime against empty queues ([#26080](https://github.com/apache/pulsar/pull/26080)) +- [fix][broker] Prevent subscribe rate limit from stalling compaction and blocking forced deletion ([#26015](https://github.com/apache/pulsar/pull/26015)) +- [fix][broker] Prevent topic policy initialization race with a buffering listener wrapper ([#26044](https://github.com/apache/pulsar/pull/26044)) +- [fix][broker] Run the message expiry check off the topic policy update path ([#26040](https://github.com/apache/pulsar/pull/26040)) +- [fix][broker] Run topic policy notifications on the topic-ordered executor ([#26042](https://github.com/apache/pulsar/pull/26042)) +- [fix][broker]Do not trigger topic GC if replication is still active ([#25915](https://github.com/apache/pulsar/pull/25915)) +- [fix][meta] Keep the leader value in the election cycle and make leader reads authoritative ([#26000](https://github.com/apache/pulsar/pull/26000)) +- [fix][meta] Run ledger-underreplication notification callbacks off the metadata-store listener thread ([#26065](https://github.com/apache/pulsar/pull/26065)) +- [improve][broker] Improve dispatch performance by summing entry bytes with a loop ([#26055](https://github.com/apache/pulsar/pull/26055)) +- [improve][broker] Load topic policies on non-persistent topic load and gate the policy replay ([#26134](https://github.com/apache/pulsar/pull/26134)) +- [improve][broker] Trim orphaned bucket snapshots when ledgers are deleted ([#25984](https://github.com/apache/pulsar/pull/25984)) +- [feat][broker] Expose managed ledger properties via topic internal stats ([#26079](https://github.com/apache/pulsar/pull/26079)) +- [feat][broker] PIP-469: Legacy-aware topic policies backend routing and metadata-store topic policies ([#25707](https://github.com/apache/pulsar/pull/25707)) +- [fix][broker] Fix delayed messages stalling with isDelayedDeliveryDeliverAtTimeStrict=true ([#26012](https://github.com/apache/pulsar/pull/26012)) +- [fix][ml] Fix eviction trigger race that cleared the in-progress marker ([#25988](https://github.com/apache/pulsar/pull/25988)) +- [fix][ml] Reset messageMetadataInitialized when recycling RangeCacheEntryWrapper ([#25987](https://github.com/apache/pulsar/pull/25987)) + +### Client + +- [fix][client] Run the failover health probe off the Netty event-loop thread ([#26064](https://github.com/apache/pulsar/pull/26064)) +- [fix][client] Prevent client shutdown from leaking event loop threads when DNS resolver close fails ([#26045](https://github.com/apache/pulsar/pull/26045)) + +### Pulsar IO and Pulsar Functions + +- [fix][fn] Make exclusiveLeaderProducer volatile in FunctionMetaDataManager ([#26046](https://github.com/apache/pulsar/pull/26046)) +- [fix][fn] Reorder Function Worker shutdown to stop scheduler before runtime manager ([#26136](https://github.com/apache/pulsar/pull/26136)) + +### Others + +- [fix][proxy] Avoid blocking the proxy IO thread on a cold broker cache ([#26052](https://github.com/apache/pulsar/pull/26052)) +- [fix] functions: Run worker leader-election off the consumer event-listener thread ([#26059](https://github.com/apache/pulsar/pull/26059)) + +### Tests & CI + +- [fix][test] Deflake TopicPoliciesTest.setupTestTopic by retrying forced namespace deletion ([#25974](https://github.com/apache/pulsar/pull/25974)) +- [fix][test] Fix flaky AuditorBookieTest.testBookieClusterRestart ([#26122](https://github.com/apache/pulsar/pull/26122)) +- [fix][test] Fix flaky ExtensibleLoadManagerImplTest by re-serving the channel topic in initializeState ([#25976](https://github.com/apache/pulsar/pull/25976)) +- [fix][test] Fix flaky ExtensibleLoadManagerImplTest.initializeState by recovering wedged channel ownership ([#25977](https://github.com/apache/pulsar/pull/25977)) +- [fix][test] Fix flaky PersistentTopicsTest setup caused by concurrent Mockito stubbing ([#26083](https://github.com/apache/pulsar/pull/26083)) +- [fix][test] Fix flaky SchemaServiceTest.testSchemaRegistryMetrics ([#25645](https://github.com/apache/pulsar/pull/25645)) +- [fix][test] Fix flaky testPrepareInitPoliciesCacheAsyncThrowExceptionAfterCreateReader ([#26049](https://github.com/apache/pulsar/pull/26049)) +- [fix][test] Make SameAuthParamsLookupAutoClusterFailoverTest less timing-sensitive ([#25675](https://github.com/apache/pulsar/pull/25675)) +- [fix][test] Run makeReadEntryProbFail's errorOrNot on a caller-provided executor ([#26123](https://github.com/apache/pulsar/pull/26123)) +- [improve][test]Add test: test/testTopicPartitionCannotBeCreatedAfterTopicDeleted ([#26038](https://github.com/apache/pulsar/pull/26038)) +- [fix][test][branch-4.2] Adapt ConfigurationDataUtilsTest to Jackson 2.18.8 InetSocketAddress deserialization + +For the complete list, check the [full changelog](https://github.com/apache/pulsar/compare/v4.2.2...v4.2.3). diff --git a/releases.json b/releases.json index c12e315559d..5758b47809d 100644 --- a/releases.json +++ b/releases.json @@ -1,5 +1,6 @@ [ "5.0.0-M1", + "4.2.3", "4.2.2", "4.2.1", "4.2.0",
