Aave/Moola V2 Liquidation Bot

A Fast, Modern & Modular Liquidation Bot for Moola V2.

Features :-

• Extermely Lightweight
• Constant time oracle and loans filtering.
• No need of initial funds as it uses Flashloan to liqudate.

Design Architecture

There are 3 components for this bot :-

1. Oracle - A very fast constant time Oracle with lazy cached on-chain rates and refresh the cache in background.
2. Loans - This fetch the active loans using subgraph and calculate their HF to filter bad loans. Also this cache the results so this is also constant time.
3. LiquidationBot - Main bot which uses Loans to

Requirements:-

This bot does not require any specific external resource like db, etc. But it is recommended to use latest yarn with it for optimal experience.

Setup

1. Clone the git repo and cd into it.

   $ git clone https://github.com/ashutoshvarma/moola-liquidator-v2
   $ cd moola-liquidator-v2
   

2. Install the deps.

   $ yarn
   

3. Configure the env files. For reference see the respective .env.example
4. Deploy the Flash loan contracts [IMPORTANT: do not run the bot before this step]

   $ yarn compile && yarn deploy
   

5. Run the bot

   $ yarn start