Messages with the same keys are delivered to the correct consumers on Key-Shared subscriptions. Resolution: Implemented a new RateLimiter using the LeakingBucket and FixedWindow algorithms. Issue: Previously, when setting precise publish rate limits on topics, it did not work. Notable bug fixes and enhancements Broker Precise publish rate limit takes effect as expected. For the complete list including all features, enhancements, and bug fixes, check out the Pulsar 2.8.1 Release Notes. This blog walks through the most noteworthy changes grouped by component. PR-11003Ĭonsumers are not allowed to read data on topics to which they are not subscribed. System topic no longer has potential data loss when not configured for compaction. Key-shared subscriptions no longer stop dispatching to consumers when repeatedly opening and closing consumers. The Apache Pulsar community releases version 2.8.1! 49 contributors provided improvements and bug fixes that delivered 213 commits. Releases will be ready in the next few days and will bundle the Log4j2 2.15.0,
Pulsar 2 creamware Patch#
We are already preparing new patch releases, 2.7.4, 2.8.2 and 2.9.1. If upgrading is not an option, you may also mitigate by adding -Dlog4j2.formatMsgNoLookups=true to the PULSAR_EXTRA_OPTS in the configData section for proxy, broker, bookkeeper, zookeeper, auto-recovery, and relative components in the helm values file. Version of the chart is already available and it applies the above mentioned workaround. If you are using the Pulsar Helm Chart for deploying in Kubernetes, a new Your Docker images, following the example described here.
Pulsar 2 creamware update#
Environment variable: LOG4J_FORMAT_MSG_NO_LOOKUPS=trueīoth approaches are effective in mitigating the vulnerability for PulsarĪdditionally, when running Pulsar Functions with Kubernetes runtime, you should update.Java property: -Dlog4j2.formatMsgNoLookups=true.There are 2 workarounds to patch a Pulsar deployments. We strongly recommend to follow the advisory of the Apache Log4j community and patch your systemsĪs soon as possible, as well as looking for unexpected behavior in your Pulsar logs. The vulnerability issue is described and tracked under CVE-2021-44228.Ĭurrent releases of Apache Pulsar are bundling Log4j2 versions that are affected by this vulnerability.ĭefault configuration, combined with JVM version and other factors, can render it exploitable. Yesterday, a new serious vulnerability was reported regarding Log4j that can
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