def genesis_config_with_validators(
config_profile: Literal["minimal", "mainnet"],
genesis_time: Timestamp = None) -> Dict[str, Any]:
eth2_config = _get_eth2_config(config_profile)
override_lengths(eth2_config)
validator_count = eth2_config.MIN_GENESIS_ACTIVE_VALIDATOR_COUNT
validator_key_pairs = create_key_pairs_for(validator_count)
deposits = create_genesis_deposits_from(
validator_key_pairs,
withdrawal_credentials_provider=mk_withdrawal_credentials_from(
eth2_config.BLS_WITHDRAWAL_PREFIX),
amount_provider=lambda _public_key: eth2_config.MAX_EFFECTIVE_BALANCE,
)
eth1_block_hash = ZERO_HASH32
eth1_timestamp = eth2_config.MIN_GENESIS_TIME
genesis_state = initialize_beacon_state_from_eth1(
eth1_block_hash=eth1_block_hash,
eth1_timestamp=Timestamp(eth1_timestamp),
deposits=deposits,
config=eth2_config,
)
if genesis_time:
genesis_state = genesis_state.set("genesis_time", genesis_time)
key_pairs = mk_genesis_key_map(validator_key_pairs, genesis_state)
return _create_genesis_config(config_profile, eth2_config, genesis_state,
key_pairs)
def generate_genesis_config(
config_profile: Literal["minimal", "mainnet"],
genesis_time: Optional[Timestamp] = None,
) -> Dict[str, Any]:
eth2_config = _get_eth2_config(config_profile)
override_lengths(eth2_config)
validator_count = eth2_config.MIN_GENESIS_ACTIVE_VALIDATOR_COUNT
validator_key_pairs = create_key_pairs_for(validator_count)
deposits = create_genesis_deposits_from(
validator_key_pairs,
withdrawal_credentials_provider=mk_withdrawal_credentials_from(
eth2_config.BLS_WITHDRAWAL_PREFIX.to_bytes(1, byteorder="little")
),
amount_provider=lambda _public_key: eth2_config.MAX_EFFECTIVE_BALANCE,
)
eth1_block_hash = ZERO_HASH32
eth1_timestamp = eth2_config.MIN_GENESIS_TIME
initial_state = initialize_beacon_state_from_eth1(
eth1_block_hash=eth1_block_hash,
eth1_timestamp=Timestamp(eth1_timestamp),
deposits=deposits,
config=eth2_config,
)
if genesis_time:
initial_state.set("genesis_time", genesis_time)
return {
"eth2_config": eth2_config.to_formatted_dict(),
"genesis_validator_key_pairs": mk_genesis_key_map(
validator_key_pairs, initial_state
),
"genesis_state": to_formatted_dict(initial_state),
}
def _generate_network_as_json(cls, args: Namespace,
trinity_config: TrinityConfig) -> None:
config = _get_eth2_config(args.config_profile)
validator_count = config.MIN_GENESIS_ACTIVE_VALIDATOR_COUNT
output_file_path = (args.output if args.output else
_get_network_config_path_from())
cls.logger.info(
"generating a configuration file at '%s'"
" for %d validators and the genesis state containing them...",
output_file_path,
validator_count,
)
validator_key_pairs = create_key_pairs_for(validator_count)
deposits = create_genesis_deposits_from(
validator_key_pairs,
withdrawal_credentials_provider=mk_withdrawal_credentials_from(
config.BLS_WITHDRAWAL_PREFIX.to_bytes(1, byteorder="little")),
amount_provider=lambda _public_key: config.MAX_EFFECTIVE_BALANCE,
)
eth1_block_hash = ZERO_HASH32
eth1_timestamp = config.MIN_GENESIS_TIME
genesis_state = initialize_beacon_state_from_eth1(
eth1_block_hash=eth1_block_hash,
eth1_timestamp=Timestamp(eth1_timestamp),
deposits=deposits,
config=config,
)
output = {
"eth2_config":
serialize(config),
"genesis_validator_key_pairs":
mk_genesis_key_map(validator_key_pairs, genesis_state),
"genesis_state":
to_formatted_dict(genesis_state),
}
cls.logger.info(
"configuration generated; genesis state has root %s",
humanize_hash(genesis_state.hash_tree_root),
)
output_file_path.parent.mkdir(parents=True, exist_ok=True)
with open(output_file_path, "w") as output_file:
output_file.write(json.dumps(output))
def sample_bls_key_pairs(validator_count):
return create_key_pairs_for(validator_count)