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mr-cassop

A comprehensive Kubernetes operator for deploying and managing Apache Cassandra clusters across multiple regions.

Overview​

mr-cassop automates the complete lifecycle of Cassandra clusters in Kubernetes environments. It provides enterprise-grade features including automated deployment, scaling, backup/restore, monitoring, and repair management, making it ideal for production workloads.

Key Capabilities​

🚀 Automated Deployment - Deploy Cassandra clusters with declarative YAML configuration
📈 Dynamic Scaling - Scale clusters seamlessly with zero-downtime node operations
🔄 Backup & Restore - Point-in-time recovery with cross-region replication via Icarus
🔧 Repair Management - Automated repair scheduling and optimization via Cassandra Reaper
📊 Full Observability - Prometheus metrics, Grafana dashboards, and health monitoring
🌍 Multi-Region Ready - Cross-region deployment with automatic datacenter awareness
🔐 Enterprise Security - TLS encryption, RBAC, and network policy integration
⚡ Production Optimized - Battle-tested for high-performance production workloads

Architecture​

mr-cassop consists of several integrated components:

  • Operator Controller: Main reconciliation engine managing cluster state
  • Prober: Health monitoring and metrics collection service
  • Jolokia: JMX metrics proxy for observability
  • Icarus: Backup and restore service
  • Reaper: Automated repair management service

Getting Started​

Ready to deploy your first Cassandra cluster? Start with our Quickstart Guide for a step-by-step walkthrough.

For development and customization, check out the Development Guide.

Documentation​

Requirements​

  • Kubernetes: 1.28+ for deployments; envtest coverage uses Kubernetes 1.32 assets
  • Helm: 3.15+ for installation
  • Resources: Minimum 2 CPU cores and 4GB RAM per Cassandra node
  • Storage: Persistent volumes for data persistence (recommended)

License​

mr-cassop is licensed under the Apache License 2.0.

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