MetaDefender Distributed Cluster release notes

v2.1.0

Release date: 03 July 2025

MetaDefender Distributed Cluster Control Center

Users can view the details of scan results as the files are being processed in MetaDefender Distributed Cluster Control Center's user interface.
Users can pause the online scheduled update of modules within MetaDefender Core deployed by MetaDefender Distributed Cluster Worker.

MetaDefender Distributed Cluster API Gateway

The clients of MetaDefender Distributed Cluster can submit files for scanning with gzip or base64 Content-encoding header. More details at POST - Analyze File (Asynchronous mode)API.
The clients of MetaDefender Distributed Cluster's client can retrieve in-progress results by hash with API GET /hash/{value}. More details at GET - Fetch Analysis Result By HashAPI.

MetaDefender Distributed Cluster File Storage

The default location is used for saving submitted files if storage.path field is ignored in Ignition file.

Security Enhancements

Upgraded libraries for vulnerability fixes:
- PostgreSQL v14.18
- Yaml-cpp v0.8.0

Bug Fixes

Fixed an issue that prevented user from deploying MetaDefender Core or MetaDefender Distributed Cluster API Gateway following a failure during deployment on MetaDefender Distributed Cluster Worker.
Fixed an issue that prevented the MetaDefender Distributed Cluster Worker from upgrading to the new version when at least one engine encountered an error.
Fixed an issue that restricted the hostname to just 64 characters when users attempted to add a new component service to MetaDefender Distributed Cluster.

Release date: 28 May 2025

Introducing a brand new product, MetaDefender Distributed Cluster, giving organizations exclusive benefits:

High availability: Distributed architecture ensures continuous inspection, even during instance-level outages or maintenance.
Fault tolerance: Isolate failures and support automatic recovery, preserving uptime and service continuity.
Load distribution across MetaDefender Core instances: Share file scanning tasks across multiple instances, eliminating performance bottlenecks.
Parallel archive file handling: Extract and distribute archive contents across Core instances, reducing scan time for large files and enabling resumption of interrupted processing.
Elastic scalability: Easy to add more instances as file volumes grow, scaling capacity seamlessly to meet organizational demand.
Centralized orchestration: Manage all MetaDefender Core instances and API Gateways from a single Control Center web console. Provide a zero-downtime upgrade mechanism with just a few simple operations.

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