substreams-sink-websockets v0.1.4

Substreams Sink WebSockets

substreams-sink-websockets is a tool that allows developers to pipe data extracted from a blockchain to WebSockets.

Requirements

• Substreams Sink Webhook

Quickstart

$ bunx substreams-sink-websockets

.env Environment variables

PORT=3000
PUBLIC_KEY=...

📖 References

• Substreams documentation
• Bun WebSockets

Features

• Accept Substreams Webhook message POST /
• Client connect to WebSocket service
• Verify tweetnacl Substreams Webhook message
• Send WebSocket messages
• Unit testing
• Prometheus Metrics GET /metrics
• Health check GET /health
• Banner GET /
• Commander CLI