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new fc42730 Add release note for 2.7.0. (#8675)
fc42730 is described below
commit fc42730cdfde5ba4c583bfa7693e4bc9e3375ebe
Author: lipenghui <[email protected]>
AuthorDate: Thu Dec 3 10:13:30 2020 +0800
Add release note for 2.7.0. (#8675)
---
site2/website/release-notes.md | 175 ++++++++++++++++++++++++++++++++++++++++-
1 file changed, 172 insertions(+), 3 deletions(-)
diff --git a/site2/website/release-notes.md b/site2/website/release-notes.md
index b79e298..8cd45ad 100644
--- a/site2/website/release-notes.md
+++ b/site2/website/release-notes.md
@@ -1,11 +1,180 @@
## Apache Pulsar Release Notes
-### 2.7.0 — Not Yet Released <a id=“2.7.0”></a>
+### 2.7.0 — 2020-11-25 <a id=“2.7.0”></a>
+
+The following lists fixes and enhancements in the 2.7.0 release.
+
+#### Transactions
+
+- Implement the Transaction Buffer Client
[#6544](https://github.com/apache/pulsar/pull/6544)
+- Support produce messages with transaction and commit transaction
[#7552](https://github.com/apache/pulsar/pull/7552)
+- Support consume transaction messages
[#7781](https://github.com/apache/pulsar/pull/7781)
[#7833](https://github.com/apache/pulsar/pull/7833)
+- Message acknowledgment with transaction
[#7856](https://github.com/apache/pulsar/pull/7856)
[#8007](https://github.com/apache/pulsar/pull/8007)
+- Support transaction abort on partition
[#7953](https://github.com/apache/pulsar/pull/7953)
+- Support transaction abort on subscription
[#7979](https://github.com/apache/pulsar/pull/7979)
+- Handle pending ack at the client side
[#8037](https://github.com/apache/pulsar/pull/8037)
+- Pending ack state implementation
[#8426](https://github.com/apache/pulsar/pull/8426)
+- Support get reponse for message acknowledge
[#8161](https://github.com/apache/pulsar/pull/8161)
+- Refactor the transaction buffer implementation
[#8291](https://github.com/apache/pulsar/pull/8291)
[#8347](https://github.com/apache/pulsar/pull/8347)
+- Transaction marker deletion
[#8318](https://github.com/apache/pulsar/pull/8318)
+- Support produce messages with transaction in batch
[#8415](https://github.com/apache/pulsar/pull/8415)
+- Register transaction metadata before send or ack messages
[#8493](https://github.com/apache/pulsar/pull/8493)
+- Expose transaction interface
[#8505](https://github.com/apache/pulsar/pull/8505)
+- Guarantee transaction metadata handlers connected
[#8563](https://github.com/apache/pulsar/pull/8563)
+- Add the batch size in transaction ack command
[#8659](https://github.com/apache/pulsar/pull/8659)
+- Implement the Transaction Log
[#8658](https://github.com/apache/pulsar/pull/8658)
+
+#### Topic policy
+
+- Support setting message TTL on topic level
[#7738](https://github.com/apache/pulsar/pull/7738)
+- Support setting retention on topic level
[#7747](https://github.com/apache/pulsar/pull/7747)
+- Support setting delayed delivery policy on topic level
[#7784](https://github.com/apache/pulsar/pull/7784)
+- Support setting max unacked message per subscription on topic level
[#7802](https://github.com/apache/pulsar/pull/7802)
+- Support setting persistence policie on topic level
[#7817](https://github.com/apache/pulsar/pull/7817)
+- Support setting max unacked messages per consumer on topic level
[#7818](https://github.com/apache/pulsar/pull/7818)
+- Support setting deduplication policy on topic level
[#7821](https://github.com/apache/pulsar/pull/7821)
+- Support setting message dispatch rate on topic level
[#7863](https://github.com/apache/pulsar/pull/7863))
+- Support setting compaction threshold on topic level
[#7881](https://github.com/apache/pulsar/pull/7881)
+- Support setting offload policy on topic level
[#7883](https://github.com/apache/pulsar/pull/7883)
+- Support setting max producers for a topic
[#7914](https://github.com/apache/pulsar/pull/7914)
+- Support setting max consumers for a topic
[#7968](https://github.com/apache/pulsar/pull/7968)
+- Support setting publish rate limitation for a topic
[#7948](https://github.com/apache/pulsar/pull/7948)
+- Support setting inactive topic policy on topic level
[#7986](https://github.com/apache/pulsar/pull/7986)
+- Support setting subscribe rate for a topic
[#7991](https://github.com/apache/pulsar/pull/7991)
+- Support setting max consumers per subscription on topic level
[#8003](https://github.com/apache/pulsar/pull/8003)
+- Support setting subscription dispatch rate on topic level
[#8087](https://github.com/apache/pulsar/pull/8087)
+- Support setting deduplication snapshot interval on topic level
[#8552](https://github.com/apache/pulsar/pull/8552)
-##### Upgrade notes
+#### Broker
+
+- Upgrade BookKeeper version to 4.12.0
[#8447](https://github.com/apache/pulsar/pull/8447)
+- Capture the add entry latency of managed-ledger
[#4419](https://github.com/apache/pulsar/pull/4419)
+- Keep max-concurrent http web-request configurable
[#7250](https://github.com/apache/pulsar/pull/7250)
+- Perform the unload in background after bundle split
[#7387](https://github.com/apache/pulsar/pull/7387)
+- Cleanup already deleted namespace topics when remove cluster
[#7473](https://github.com/apache/pulsar/pull/7473)
+- Support partitioned topics in the Reader
[#7518](https://github.com/apache/pulsar/pull/7518)
+- Support partitioned topic lookup
[#7605](https://github.com/apache/pulsar/pull/7605)
+- Make OrderedExecutor threads number configurable
[#7765](https://github.com/apache/pulsar/pull/7765)
+- Add config to lazily recover cursors when recovering a managed ledger
[#7858](https://github.com/apache/pulsar/pull/7858)
+- Make BookKeeper throttle configurable
[#7901](https://github.com/apache/pulsar/pull/7901)
+- Report compacted topic ledger info when calling get internal stats
[#7988](https://github.com/apache/pulsar/pull/7988)
+- Add broker config to enforce producer to publish encrypted message
[#8055](https://github.com/apache/pulsar/pull/8055)
+- Expose ensemble placement policy in bookkeeper.conf
[#8210](https://github.com/apache/pulsar/pull/8210)
+- Support limit topic publish rate at the broker level
[#8235](https://github.com/apache/pulsar/pull/8235)
+- Support limit the max tenants of the Pulsar cluster
[#8261](https://github.com/apache/pulsar/pull/8261)
+- Support limit the max namespaces per tenant
[#8267](https://github.com/apache/pulsar/pull/8267)
+- Support limit max subscriptions per topic
[#8289](https://github.com/apache/pulsar/pull/8289)
+- Added metrics for topic lookups operations
[#8272](https://github.com/apache/pulsar/pull/8272)
+- Added REST handler for broker ready probe
[#8303](https://github.com/apache/pulsar/pull/8303)
+- Configure namespace anti-affinity in local policies
[#8349](https://github.com/apache/pulsar/pull/8349)
+- Handle hash collision in KeyShared subscription mode
[#8396](https://github.com/apache/pulsar/pull/8396)
+- Configure maxMsgReplDelayInSeconds for each repl-cluster
[#8409](https://github.com/apache/pulsar/pull/8409)
+- Support taking de-duplication snapshots based on time
[#8474](https://github.com/apache/pulsar/pull/8474)
+- Support namespace-level duplication snapshot
[#8506](https://github.com/apache/pulsar/pull/8506)
+- Expose consumer names after the mark delete position for the Key_Shared
subscription [#8545](https://github.com/apache/pulsar/pull/8545)
+- Close topics that remain fenced forcefully
[#8561](https://github.com/apache/pulsar/pull/8561)
+
+#### Functions
+
+- Separate out FunctionMetadata related helper functions
[#7146](https://github.com/apache/pulsar/pull/7146)
+- Attach names for all producers/readers in worker service
[#7165](https://github.com/apache/pulsar/pull/7165)
+- Add support to read compacted topic
[#7193](https://github.com/apache/pulsar/pull/7193)
+- Re-work Function MetaDataManager to make all metadata writes only by the
leader [#7255](https://github.com/apache/pulsar/pull/7255)
+- Fix leader/scheduler assignment processing lag problem
[#7237](https://github.com/apache/pulsar/pull/7237)
+- Set source spec's negativeacktimeout as well as timeout
[#7337](https://github.com/apache/pulsar/pull/7337)
+- Add an endpoint to check whether function worker service is initialized
[#7350](https://github.com/apache/pulsar/pull/7350)
+- Functions metadata compaction
[#7377](https://github.com/apache/pulsar/pull/7377)
+- Implement rebalance mechanism
[#7388](https://github.com/apache/pulsar/pull/7388)
+- Improve security setting [#7424](https://github.com/apache/pulsar/pull/7424)
+- Allow function rebalance to be run periodically
[#7449](https://github.com/apache/pulsar/pull/7449)
+- Log scheduler stats for Pulsar Functions
[#7474](https://github.com/apache/pulsar/pull/7474)
+- Add BatchPushSource interface
[#7493](https://github.com/apache/pulsar/pull/7493)
+- Rejigger contract between LeaderService and rest of components
[#7520](https://github.com/apache/pulsar/pull/7520)
+- Allow null consume in BatchPushSource
[#7573](https://github.com/apache/pulsar/pull/7573)
+- Add readiness api for the worker leader
[#7601](https://github.com/apache/pulsar/pull/7601)
+- Reduce in the leader init time in Pulsar Functions
[#7611](https://github.com/apache/pulsar/pull/7611)
+- Export Function worker internal stats via Prometheus
[#7641](https://github.com/apache/pulsar/pull/7641)
+- Allow ability to specify retain key ordering in functions
[#7647](https://github.com/apache/pulsar/pull/7647)
+- Added ability to specify runtime for localrunner
[#7681](https://github.com/apache/pulsar/pull/7681)
+- Add additional metrics for Pulsar Function Worker
[#7685](https://github.com/apache/pulsar/pull/7685)
+- Use available cores for io thread processing
[#7689](https://github.com/apache/pulsar/pull/7689)
+- Added ability to specify producer config for functions and sources
[#7721](https://github.com/apache/pulsar/pull/7721)
+- Allow the option to make producers thread local
[#7764](https://github.com/apache/pulsar/pull/7764)
+- Add ability for BatchPushSource to notify errors asynchronously
[#7865](https://github.com/apache/pulsar/pull/7865)
+- Allow ability to specify sub position in functions
[#7891](https://github.com/apache/pulsar/pull/7891)
+- Add hostname to consumer/producer properties in Pulsar Functions
[#7897](https://github.com/apache/pulsar/pull/7897)
+- Allow specifying state storage url for Source/Sink localrun
[#7930](https://github.com/apache/pulsar/pull/7930)
+- Enable function worker JVM metrics to be reported via Prometheus
[#8097](https://github.com/apache/pulsar/pull/8097)
+- Add ability to specify EnvironmentBasedSecretsProvider in LocalRunner
[#8098](https://github.com/apache/pulsar/pull/8098)
+- Added ability to specify secrets class in localrunner builder
[#8127](https://github.com/apache/pulsar/pull/8127)
+- Add access to the current message from the function context
[#8290](https://github.com/apache/pulsar/pull/8290)
+- Enable e2e encryption for Pulsar Function
[#8432](https://github.com/apache/pulsar/pull/8432)
+- Support key_based batch builder for functions and sources
[#8523](https://github.com/apache/pulsar/pull/8523)
+- Refactor Context and State API to allow plugging different state store
implementations [#8537](https://github.com/apache/pulsar/pull/8537)
+
+#### IO connectors
+
+- [HDFS] Add config to create sub directory from current time
[#7771](https://github.com/apache/pulsar/pull/7771)
+- [NSQ] Add NSQ Source [#8372](https://github.com/apache/pulsar/pull/8372)
+
+#### Schema
+
+- Add java8 date and time type to primitive schemas
[#7874](https://github.com/apache/pulsar/pull/7874)
+- Native protobuf schema support
[#7874](https://github.com/apache/pulsar/pull/7874)
+- Refactor multi-version schema reader
[#8464](https://github.com/apache/pulsar/pull/8464)
+
+#### Tiered storage
+- Support Azure BlobStore offload
[#8436](https://github.com/apache/pulsar/pull/8436)
+
+#### Clients
+
+- [Java] Support acknowledging a list of messages
[#7688](https://github.com/apache/pulsar/pull/7688)
+- [Java] Remove UUID generation on sending message
[#7705](https://github.com/apache/pulsar/pull/7705)
+- [Java] Perform producer compression from IO threads
[#7733](https://github.com/apache/pulsar/pull/7733)
+- [C++] Allow to configure KeyShared with out of order delivery
[#7842](https://github.com/apache/pulsar/pull/7842)
+- [Java] Await thread pool termination when closing Pulsar client
[#7962](https://github.com/apache/pulsar/pull/7962)
+- [Java] Support non-durable subscription for pulsar-client cli
[#8100](https://github.com/apache/pulsar/pull/8100)
+- [Java] Cancel producer sendtimeout task after creation failure
[#8497](https://github.com/apache/pulsar/pull/8497)
+- [cgo] Remove CGO client from repo
[#8514](https://github.com/apache/pulsar/pull/8514)
+
+
+#### Admin
+
+- [Pulsar Admin] support config request timeout
[#7698](https://github.com/apache/pulsar/pull/7698)
+- [Pulsar Admin] Ensure deleting a partitioned-topic on a non existing
namespace returns 404 [#7777](https://github.com/apache/pulsar/pull/7777)
+- [Pulsar Admin] Added support to force deleting namespace
[#7993](https://github.com/apache/pulsar/pull/7993)
+- [Pulsar Admin] Allow to get ledger metadata along with topic stats-internal
[#8180](https://github.com/apache/pulsar/pull/8180)
+- [Pulsar Admin] Support remove namespace level offload policy
[#8446](https://github.com/apache/pulsar/pull/8446)
+- [Pulsar Admin] Suport get list of bundles under a namespace
[#8450](https://github.com/apache/pulsar/pull/8450)
+- [Pulsar Admin] Add ability to examine specific message by position relative
to earliest or latest message
[#8494](https://github.com/apache/pulsar/pull/8494)
+- [Pulsar Admin] Add key-shared consumer range to internal topic stats
[#8567](https://github.com/apache/pulsar/pull/8567)
+
+#### Fixes
-* [IO] If Function Authorization is enabled, users have to be given the
source/sink entitlement to run them. See
https://github.com/apache/pulsar/pull/7466
+- [Java Client] Fix connection leak
[#6524](https://github.com/apache/pulsar/pull/6524)
+- [Broker] Prevent redirection of lookup requests from looping
[#7200](https://github.com/apache/pulsar/pull/7200)
+- [Broker] Ensure that admin operations are gated by super user check
[#7226](https://github.com/apache/pulsar/pull/7226)
+- [Broker] Fix race condition when delete topic forcelly
[#7356](https://github.com/apache/pulsar/pull/7356)
+- [Tiered Storage] Fix NPE when offload data to GCS
[#7400](https://github.com/apache/pulsar/pull/7400)
+- [Function]Fix race condition in which exitFuture in FunctionAssignmentTailer
never gets completed even though the tailer thread has exited
[#7351](https://github.com/apache/pulsar/pull/7351)
+- [Function] Various fixes and optimizations for processing assignments in
function worker [#7338](https://github.com/apache/pulsar/pull/7338)
+- [Function] Fix deadlock between create function and leader initialization
[#7508](https://github.com/apache/pulsar/pull/7508)
+- [Pulsar Admin] Fix exceptions being ignored in PulsarAdmin
[#7510](https://github.com/apache/pulsar/pull/7510)
+- [Broker] Fix the nondurable consumer can not specify the initial position
[#7702](https://github.com/apache/pulsar/pull/7702)
+- [Broker] Fixed race condition on deleting topic with active readers
[#7715](https://github.com/apache/pulsar/pull/7715)
+- [Broker] Avoid ConcurrentModificationException of LocalBrokerData
[#7729](https://github.com/apache/pulsar/pull/7729)
+- [C++ Client] Fix race condition caused by consumer seek and close
[#7819](https://github.com/apache/pulsar/pull/7819)
+- [Pulsar Proxy] Fix memory leak with debug log-level
[#7963](https://github.com/apache/pulsar/pull/7963)
+- [Broker] Double check from zookeeper if availableBrokers is empty for
discovery service [#7975](https://github.com/apache/pulsar/pull/7975)
+- [Broker] Fix broker-ml bucket stats show high metrics rate
[#8218](https://github.com/apache/pulsar/pull/8218)
+- [Broker] Fix incorrect configuration for zk-cache expire time
[#8302](https://github.com/apache/pulsar/pull/8302)
+- [Function] Fix returned status code for get function state when state does
not exist [#8437](https://github.com/apache/pulsar/pull/8437)
+- [Broker] Fix the residual of inactive partitioned-topic cleaning
[#8442](https://github.com/apache/pulsar/pull/8442)
+- [Pulsar Proxy] Fix request.getContentLength() to return 0 if it is less than
0 [#8448](https://github.com/apache/pulsar/pull/8448)
+- [Broker] Fix race condition when calling acknowledgementWasProcessed()
[#8499](https://github.com/apache/pulsar/pull/8499)
+- [Java Client] Fix handling errors for client requests
[#8518](https://github.com/apache/pulsar/pull/8518)
+- [C++ Client] Fix potential crash caused by AckGroupTracker's timer
[#8519](https://github.com/apache/pulsar/pull/8519)
### 2.6.2 — 2020-11-09 <a id=“2.6.2”></a>
