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bsc-genesis-contracts

This repo hold all the genesis contracts on BNB Smart chain. More details in doc-site.

Prepare

Install node.js dependency:

npm install

Install foundry:

curl -L https://foundry.paradigm.xyz | bash
foundryup
forge install --no-git --no-commit foundry-rs/[email protected]

Install poetry:

curl -sSL https://install.python-poetry.org | python3 -
poetry install

Tips: You can manage multi version of Node:

## Install nvm and node
curl -o- https://raw.githubusercontent.com/nvm-sh/nvm/v0.39.2/install.sh | bash
nvm install  12.18.3 && nvm use 12.18.3

Unit test

Add follow line to .env file in project dir, replace archive_node with a valid bsc mainnet node url which should be in archive mode:

RPC_BSC=${archive_node}

You can get a free archive node endpoint from https://nodereal.io/.

Run forge test:

forge test

Flatten all system contracts

bash scripts/flatten.sh

All system contracts will be flattened and output into ${workspace}/contracts/flattened/.

How to generate genesis file

  1. Edit init_holders.js file to alloc the initial BNB holder.
  2. Edit validators.js file to alloc the initial validator set.
  3. Edit system contracts setting as needed.
  4. Run node scripts/generate-genesis.js will generate genesis.json

How to generate mainnet/testnet/dev genesis file

poetry run python -m scripts.generate ${network}

Check the genesis.json file, and you can get the exact compiled bytecode for different network. (poetry run python -m scripts.generate --help for more details)

You can refer to generate:dev in package.json for more details about how to custom params for local dev-net.

How to update contract interface for test

// get metadata
forge build

// generate interface
cast interface ${workspace}/out/{contract_name}.sol/${contract_name}.json -p ^0.8.0 -n ${contract_name} > ${workspace}/test/utils/interface/I${contract_name}.sol

BEP-171 unlock bot

npm install ts-node -g

cp .env.example .env
# set UNLOCK_RECEIVER, OPERATOR_PRIVATE_KEY to .env

ts-node scripts/bep171-unlock-bot.ts

License

The library is licensed under the Apache License, Version 2.0, also included in our repository in the LICENSE file.