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Falcon Network Analyzer

An enterprise-grade, automated PCAP analysis tool designed to detect complex network issues like TCP timeouts, retransmissions, and application latency.

🚀 Features

  • Automated Analysis: Detects "Dillon's Symptoms" (Low MSS + High Retransmissions + Timeouts).
  • High Performance: Streaming Go backend handles gigabyte-scale PCAP files.
  • Visual Dashboard: React-based UI for visualizing streams and issues.
  • Privacy Focused: Runs locally or on-premise; data stays in your control.

🏗️ Architecture

  • Frontend: React, TypeScript, Tailwind CSS, Vite
  • Backend: Go (Golang), Gin, gopacket
  • Database: PostgreSQL (Analysis Results)
  • Cache: Redis (Job Queue)

🛠️ Getting Started

Prerequisites

  • Go 1.21+
  • Node.js 18+
  • Docker & Docker Compose

Running Locally

  1. Start Infrastructure (Postgres & Redis)

    cd backend/deployments/docker
docker-compose up -d

  2. Start Backend

    cd backend
go mod tidy
go run cmd/server/main.go

  3. Start Frontend

    cd frontend
npm install
npm run dev

  4. Open http://localhost:5173 in your browser.

📝 License

MIT