Spring Cloud Alibaba 2.2.4 Released: New Features, Bug Fixes, and Upgrade Guide

Spring Cloud Alibaba 2.2.4.RELEASE is now available from Maven Central.

<dependencyManagement>
    <dependencies>
        <dependency>
            <groupId>com.alibaba.cloud</groupId>
            <artifactId>spring-cloud-alibaba-dependencies</artifactId>
            <version>2.2.4.RELEASE</version>
            <type>pom</type>
            <scope>import</scope>
        </dependency>
    </dependencies>
</dependencyManagement>

Core Dependencies

Spring Boot 2.3.2.RELEASE

Spring Cloud Hoxton.SR8

Nacos 1.4.1

Seata 1.3.0

Sentinel 1.8.0

New Optimizations

Refactored NacosWatch scheduled task to ensure the application exits immediately after shutdown.

Important: Refactored Nacos configuration file parsing rules to prevent remote execution security issues.

Replaced original logic with abstract method AbstractMessageChannel.

Bug Fixes

Fixed failure of service deregistration at /actuator/service-registry.

Aligned heartbeat and other parameter units with Nacos default units.

Resolved startup failure when integrating spring-cloud-config.

Fixed issue where Dubbo consumers could not find services after provider restart.

Fixed NPE when Dubbo uses GRPC protocol.

Corrected thread‑pool shutdown logic in polling configuration center to prevent classloader OOM.

Fixed endpoint log warnings at startup.

Addressed compatibility issue with Seata 1.4.

Special Notes

Spring Cloud Alibaba 2.2.4.RELEASE is built on Spring Cloud Hoxton.SR8 and is not compatible with Spring Cloud 2020 or Spring Boot 2.4.

Because several security issues have been fixed, upgrading older versions is strongly recommended.

For compatibility solutions with Spring Cloud 2020 and Spring Boot 2.4, refer to: https://gitee.com/log4j/pig

Reference: https://gitee.com/log4j/pig