Sub-task

[SCB-1372] - Collection state machine health to metrics
[SCB-1374] - Implement Alpha Event Channel Plugin
[SCB-1379] - Add alpha benchmark tool document
[SCB-1416] - Refactoring the core part of alpha-fsm module to move to alpha-core
[SCB-1417] - Alpha Event Redis Channel Plugin
[SCB-1418] - Alpha Event Kafka Channel Plugin
[SCB-1435] - State machine manual
[SCB-1439] - Optimize class ElasticsearchTransactionRepository persistence parameters
[SCB-1442] - Topic initialization & Class KafkaMessagePublisher needs to use globalTxId as the partitioning strategy.

Bug

[SCB-1264] - When setting server.port and alpha.server.port random port is missing the default tag configuration
[SCB-1281] - saga-frontend access alpha restful API has cross-domain issues
[SCB-1352] - Fixed a typo on ParametersContext class in servicecomb-pack
[SCB-1377] - The Notice file of ServiceComb-Pack need to updated
[SCB-1419] - ElasticsearchTransactionRepositoryTest failed for CI
[SCB-1421] - ElasticsearchTransactionRepositoryTest failed for CI 2
[SCB-1438] - Class ElasticsearchTransactionRepository synchronization save method is invalid

New Feature

[SCB-1349] - support Nacos Discovery
[SCB-1386] - Support to send out SagaEnd event in other method
[SCB-1411] - Add alpha-ui module to provide a simple Web GUI

Improvement

[SCB-575] - Publish the Java doc of ServiceComb projects
[SCB-1243] - Keep the handler name of saga-consumer and saga-producer
[SCB-1247] - Set default value in alpha.cluster.address on omega side
[SCB-1272] - Improvement Omega timeout processing, interrupt request thread after the timeout
[SCB-1279] - add omega context verification
[SCB-1299] - Showing the type,createtime in the Saga UI
[SCB-1309] - ServicePack CI build should use sprint-boot-2 profile
[SCB-1380] - Upgrade Java-Chassis version to 1.2.1
[SCB-1381] - Add common api controller to bridge the request of transaction data querying and metrics data querying
[SCB-1385] - Provide a common way to pass GID and LID
[SCB-1387] - Upgrade Spring Boot version to 2.1.6
[SCB-1391] - Add support for explicit tx context passing for TCC
[SCB-1395] - Switch to openjdk in servicecomb-pack CI build
[SCB-1399] - Drop the support of Spring Boot 1.x for ServiceComb-Pack
[SCB-1432] - fix deprecated api
[SCB-1443] - Adding a Rolling File Appender for Log4j2

Test

[SCB-1397] - Acceptance test about Byteman error
[SCB-1403] - byteman port configuration conflicts in all acceptance tests.
[SCB-1423] - Non-thread-safe method size of ConcurrentLinkedQueue in AlphaIntegrationTest

Task

[SCB-1026] - Saga compensation should support to define the retry times
[SCB-1238] - Introductory article on cluster implementation of ServiceComb Pack
[SCB-1241] - Update how to use mysql document
[SCB-1244] - Update the configuration of Pack 0.4.0 in the user guide
[SCB-1298] - Add Zookeeper as the Alpha server load balancer
[SCB-1314] - support zookeeper user_guide
[SCB-1335] - Upgrade docker-compose file to 3.0
[SCB-1353] - Travis CI should fail fast
[SCB-1356] - add NACOS to DiscoveryType
[SCB-1389] - Doc for SCB-1385
[SCB-1430] - Update the License file of ServiceComb Pack
[SCB-1440] - Remove the Kamon dependencies

    Release Notes - Apache ServiceComb - Version pack-0.4.0

New and Noteworthy

Provides Alpha HA implementation
Support to use eureka or consul to do the service discovery of Alpha
Fix the event scanner thread exit issue

Sub-task

[SCB-1180] - Unable to register eureka instance metadata on random gRPC port
[SCB-1187] - Update distribution LICENSE for Spring Cloud Starter Netflix
[SCB-1200] - Omega with consul
[SCB-1201] - alpha-spring-cloud-starter rename alpha-server-cloud-eureka-starter
[SCB-1204] - acceptance tests with consul
[SCB-1209] - Add a description about the integrated consul

Bug

[SCB-1118] - EventScanner should catch the exception to keep it running.
[SCB-1159] - Rxjs and TypeScript version compatibility issues
[SCB-1216] - Alpha Cluster support random gRPC port
[SCB-1217] - Consul support random gRPC port

New Feature

[SCB-15] - service discovery with popular open source service registry
[SCB-1155] - Generate a random free gRPC port to launch alpha
[SCB-1199] - service discovery with consul

Improvement

[SCB-1082] - Dependency-free-transaction-demo failed on Mac OSX
[SCB-1099] - Add nexus SNAPSHOT information to the README repo
[SCB-1100] - Updated the user guide for migration from saga 0.2.x
[SCB-1103] - TCC should have participate started and ended events
[SCB-1110] - omega-transport-feign configure file error
[SCB-1119] - Add the order number on the demo
[SCB-1121] - Clean up the OmegaContext once the invocation is over
[SCB-1122] - Specify the name of RestTemplate in the configuration
[SCB-1124] - Rename the Handler name of Omega transport
[SCB-1125] - Add omega instanceid to properties
[SCB-1127] - Support alpha server registering to Spring Cloud Eureka
[SCB-1128] - Omega get Alpha address from Spring Cloud Eureka
[SCB-1130] - Alpha cluster need distributed lock function
[SCB-1158] - External jars support Alpha
[SCB-1160] - SCB-1142 additional
[SCB-1171] - Improve unit test coverage for ClusterLockServiceTest
[SCB-1235] - Clean up third party license with maven plugin

Test

[SCB-306] - [pack] acceptance tests with all the transaction scenarios
[SCB-1152] - About abortTimeoutTxStartedEvent test case failed

Task

[SCB-1151] - Add Eureka instructions in the user guide
[SCB-1161] - Eureka integration english guide
[SCB-1181] - Add mvn wrap script to lock the maven version
[SCB-1182] - Also need to use -Pspring-boot-2 by default
[SCB-1189] - Update the Eureka Integration User Guide for version 0.4.0
[SCB-1190] - Update the mysql manual for use extension jar description
[SCB-1194] - Specify alphaEventBus bean with @Qualifier("alphaEventBus")
[SCB-1195] - About typo in eureka Integrated documentation
[SCB-1215] - Update document about alpha cluster
[SCB-1233] - Alpha Server should not include eureka dependencies by default
[SCB-1238] - Introductory article on cluster implementation of ServiceComb Pack

    Release Notes - Apache ServiceComb - Version pack-0.3.0

New and Noteworthy

Provides the TCC support
Rename the package name from "org.apache.servicecomb.saga" to "org.apache.servicecomb.pack"
Omega supports JDK 1.7
Using Spring-Boot 2.1 by default

Sub-task

[SCB-817] - Setup the TCC events
[SCB-818] - Omega support of TCC
[SCB-819] - Acceptance test of TCC Demo
[SCB-820] - TCC demo
[SCB-856] - Implement reaction of the event in Alpha Server
[SCB-876] - Confirm and Cancel invocation support of Omega
[SCB-877] - Alpha should pesistend the received TCC events
[SCB-923] - Provide API to access the TCC events

Bug

[SCB-739] - It is useless for @SagaStart timeout,and it could not be compensated under @SagaStart
[SCB-741] - Caused by: com.mysql.jdbc.MysqlDataTruncation: Data truncation: Data too long for column 'payloads' at row 1
[SCB-745] - RetrySender should not throw exception when go the saga start event.
[SCB-821] - Add missing dependencyManagement for omega-transport-feign
[SCB-822] - Update LICENSE/NOTICE for saga
[SCB-824] - Failed to build saga demos
[SCB-826] - SagaStart abort event should use LocalTransactionID
[SCB-830] - Update Chassis from 1.0.0-m2 to 1.0.0 in Saga
[SCB-831] - Saga UT failed at LoadBalancedClusterMessageSenderTest on Windows environment
[SCB-963] - Saga transactional method can't work when compensation happens
[SCB-1081] - CompositeOmegaCallback's compensate(TxEvent event) method has concurrency issues
[SCB-1098] - Pack pom need to be updated

New Feature

[SCB-665] - Provide TCC support
[SCB-730] - Add Feign transport for supporting Spring Cloud
[SCB-731] - Add the omega-transport-feign into distribution kit
[SCB-732] - Add the omega-transport-feign into distribution kit
[SCB-909] - Add fault tolerance for service comb TCC

Improvement

[SCB-244] - [pack] add demo to use pack with java chassis
[SCB-630] - Active the -Pdocker profile if detect the docker installation
[SCB-639] - upgrade docker maven plugin
[SCB-660] - Update the dubbo example compose file
[SCB-750] - Dependency management is incomplete in Saga and Java-Chassis
[SCB-785] - Cannot get the GlobalTxId and LocalTxId in the compensation method
[SCB-805] - If the node time of alpha and omega are not same, the transaction could be aborted
[SCB-806] - Polish alpha-server logger
[SCB-813] - pack-contract-grp module mvn install builds failure
[SCB-829] - An index on TxEvent (globalTxId) should be added
[SCB-853] - Support JDK7 in saga-core
[SCB-865] - Refactoring the Omega Interceptors
[SCB-868] - Added kamon metrics to Alpha Server
[SCB-874] - saga dubbo demo insert sql and readme optimization
[SCB-875] - Start the old saga demo with sh script
[SCB-879] - Pack the aspectj-wave jar into Alpha Server when using perf profile
[SCB-885] - saga alpha event scanner delete duplicate events sql optimization
[SCB-913] - Switch TCC demo JPA implementation
[SCB-916] - Clean up @order annotation in TransactionAspectConfig
[SCB-1013] - Support to disable the event scanner Alpha
[SCB-1018] - Upgrade spring boot version to 1.5.17 and 2.0.6
[SCB-1029] - The compensationMethod size is small
[SCB-1036] - Throw exception when Compensable retries below -1.
[SCB-1086] - Using spring-boot-2 by default
[SCB-1090] - Unify the logger output of the Omega transport.
[SCB-1091] - Upgrade the dubbo version to 2.6.4
[SCB-1093] - Upgrade the Spring Boot version to 2.1.1 Release

Test

[SCB-823] - Set up a fully functional test in kubernetes environment

Task

[SCB-648] - Omega support JDK7
[SCB-766] - Upgrade Spring Boot version to 2.0.3.Release and 1.5.14.Release
[SCB-784] - SagaStart annotated method should abort the saga transaction once the exception is thrown
[SCB-973] - TLP graduation tasks
[SCB-976] - Create new git repo for ServiceComb Saga-Core module
[SCB-1078] - Clean up the saga-core modules from saga-pack repo
[SCB-1097] - Clean up the distribution of servicecomb-pack