RemnaWave VPN Panel (Go)

MVP panel on Go with:

• main page
• registration
• authorization
• personal cabinet
• VPN config purchase via real external API and permanent key

One-click install/uninstall/reinstall (Ubuntu)

Requirements:

• Docker Engine + Docker Compose plugin installed
• bash available (default on Ubuntu)

First setup:

1. Copy .env.example to .env
2. Fill real values in .env:
   • POSTGRES_DB
   • POSTGRES_USER
   • POSTGRES_PASSWORD
   • DATABASE_URL
   • API_BASE_URL
   • API_BUY_PATH
   • API_KEY
   • ADMIN_EMAIL
   • ADMIN_PASSWORD

Make scripts executable once:

chmod +x install.sh uninstall.sh reinstall.sh

One-click commands:

./install.sh
./uninstall.sh
./reinstall.sh

• install.sh - build and start panel
• uninstall.sh - stop and remove container(s)
• reinstall.sh - full restart with rebuild

If you see /usr/bin/env: 'bash\r': No such file or directory, convert line endings:

sed -i 's/\r$//' install.sh uninstall.sh reinstall.sh
chmod +x install.sh uninstall.sh reinstall.sh

After install: http://localhost:3050

Run locally without Docker

1. Copy env file:
   • .env.example -> .env
2. Set real values:
   • DATABASE_URL (example: postgres://postgres:postgres@localhost:5432/remnawave?sslmode=disable)
   • API_BASE_URL
   • API_BUY_PATH
   • API_KEY
   • ADMIN_EMAIL
   • ADMIN_PASSWORD
3. Start:

go run .

Open: http://localhost:3050

Run in Docker Compose manually

docker compose up --build

Database (PostgreSQL 17)

• PostgreSQL 17 runs as postgres service in docker-compose.yml
• App uses DATABASE_URL to connect
• Tables are auto-created on startup:
  • users
  • purchases
  • servers
• Admin user is auto-created/updated from:
  • ADMIN_EMAIL
  • ADMIN_PASSWORD

External API contract expected

POST ${API_BASE_URL}${API_BUY_PATH}

Headers:

• Authorization: Bearer <API_KEY>
• Content-Type: application/json

Request JSON:

{
  "email": "user@example.com",
  "plan": "monthly"
}

Roles and admin panel

• Default registered users get role: user
• Built-in administrator is created from env:
  • ADMIN_EMAIL
  • ADMIN_PASSWORD
• Admin panel URL: /admin
• Admin features:
  • Add VPN servers
  • Toggle server status online/offline
  • Delete servers

Response JSON:

{
  "config": "vpn://...."
}