🚀 The Challenge: Implement secure internal access to private cloud services
without exposing Kubernetes clusters externally, aligned with security best practices.
✨ The Solution: Deployed scalable VPN solution using Pritunl and MongoDB
inside EKS with Ingress-based TLS termination and automated Helm delivery.
🛡️
Security-First VPN Architecture
Technical Implementation
Pritunl VPN Server: Enterprise-grade VPN solution running in Kubernetes
MongoDB Backend: Secure configuration and user management database
Ingress TLS: cert-manager integration for automated certificate management
Helm Automation: GitOps deployment with ArgoCD integration
Vault Secrets: SOPS-encrypted secret management
Security & Compliance
🔒 Security Controls
ClusterIP-only access behind secure Ingress
RBAC isolation for VPN and database pods
Secrets managed using Vault and encrypted with SOPS
Network policies for pod-to-pod communication
High Availability Features
⚡ Automated Failover
Readiness and liveness probes for automatic pod recovery
🔄 Ingress Retry
Retry policies and Helm-based rollback control
📊 Monitoring
VPN sessions and cluster health via Prometheus and Grafana