staking-deposit-cli/eth2deposit/settings.py
2020-07-28 00:32:40 +08:00

31 lines
891 B
Python

from typing import Dict, NamedTuple
class BaseChainSetting(NamedTuple):
GENESIS_FORK_VERSION: bytes
# Eth2 Mainnet setting
MainnetSetting = BaseChainSetting(GENESIS_FORK_VERSION=bytes.fromhex('00000000'))
# Eth2 spec v0.11.3 testnet
WittiSetting = BaseChainSetting(GENESIS_FORK_VERSION=bytes.fromhex('00000113'))
# Eth2 spec v0.12.1 testnet
AltonaSetting = BaseChainSetting(GENESIS_FORK_VERSION=bytes.fromhex('00000121'))
# Eth2 "official" public testnet (spec v0.12.2)
MedallaSetting = BaseChainSetting(GENESIS_FORK_VERSION=bytes.fromhex('00000001'))
MAINNET = 'mainnet'
WITTI = 'witti'
ALTONA = 'altona'
MEDALLA = 'medalla'
ALL_CHAINS: Dict[str, BaseChainSetting] = {
MAINNET: MainnetSetting,
WITTI: WittiSetting,
ALTONA: AltonaSetting,
MEDALLA: MedallaSetting,
}
def get_setting(chain_name: str = MAINNET) -> BaseChainSetting:
return ALL_CHAINS[chain_name]