Skip to main content

Hydra Evaluation Environment

This section describes the environment and test applications used for Hydra performance measurements.

Block Diagram​

Block Diagram

Functional Overview​

Simple Hydra Client​

GitHub Repository​

Features​

A simple Hydra client application that allows a series of operations described in the Hydra official documentation to be performed via a web UI.

Currently Supported Features​
  • Operate two Hydra Nodes (Alice, Bob) from a browser.
  • View JSON logs.
  • Issue Hydra API commands:
    • Init
    • Commit
    • NewTx
    • GetUTXO
    • Close
    • Fanout
    • Abort

cardano-cli-wrapper​

GitHub Repository​

Features​

When executing transactions in Hydra, certain operations require queries, signing, and transaction submission using cardano-cli.
This program sets up a WebSocket server using Node.js and provides functionality to operate cardano-cli via WebSocket.

Currently Supported Features​
  • cardano-cli
    • query
    • build-raw
    • transaction sign
  • hydra-node
    • Retrieve /snapshot/utxo
    • Issue NewTx

IoT Device​

Features​

An IoT device for Hydra performance testing that uses the ESP32 SoC board from Espressif, which is also adopted in various bypp products.
It includes a WebSocket client function and communicates with the server over a 2.4GHz wireless LAN.