class GetBeaconBlocks(Command):
_cmd_id = 1
structure = [
('request_id', sedes.big_endian_int),
('block_slot_or_root', HashOrNumber()),
('max_blocks', sedes.big_endian_int),
]
class GetBlockHeadersQuery(rlp.Serializable):
fields = (
('block_number_or_hash', HashOrNumber()),
('max_headers', sedes.big_endian_int),
('skip', sedes.big_endian_int),
('reverse', sedes.boolean),
)
class GetBlockHeaders(Command):
_cmd_id = 3
structure = (
('block_number_or_hash', HashOrNumber()),
('max_headers', sedes.big_endian_int),
('skip', sedes.big_endian_int),
('reverse', sedes.boolean),
)
class GetBlockHeadersV65(BaseCommand[BlockHeadersQuery]):
protocol_command_id = 3
serialization_codec: RLPCodec[BlockHeadersQuery] = RLPCodec(
sedes=sedes.List((
HashOrNumber(),
sedes.big_endian_int,
sedes.big_endian_int,
sedes.boolean,
)),
process_inbound_payload_fn=lambda args: BlockHeadersQuery(*args),
)
# Status msg. Need to extend this command to process that too.
sedes.CountableList(sedes.List((sedes.text, sedes.raw))), # params
))
class Announce(BaseCommand[AnnouncePayload]):
protocol_command_id = 1
serialization_codec = RLPCodec(
sedes=ANNOUNCE_STRUCTURE,
process_inbound_payload_fn=lambda args: AnnouncePayload(*args),
)
GET_BLOCK_HEADERS_STRUCTURE = sedes.List((
sedes.big_endian_int,
sedes.List((HashOrNumber(), sedes.big_endian_int, sedes.big_endian_int,
sedes.boolean)),
))
class GetBlockHeaders(BaseCommand[GetBlockHeadersPayload]):
protocol_command_id = 2
serialization_codec = RLPCodec(
sedes=GET_BLOCK_HEADERS_STRUCTURE,
process_inbound_payload_fn=compose(
lambda args: GetBlockHeadersPayload(*args),
apply_formatter_at_index(lambda args: BlockHeadersQuery(*args),
1)),
)
lambda args: NewBlockHash(*args)),
)
TRANSACTIONS_STRUCTURE = sedes.CountableList(BaseTransactionFields)
class Transactions(BaseCommand[Tuple[BaseTransactionFields, ...]]):
protocol_command_id = 2
serialization_codec: RLPCodec[Tuple[BaseTransactionFields,
...]] = RLPCodec(
sedes=TRANSACTIONS_STRUCTURE, )
GET_BLOCK_HEADERS_STRUCTURE = sedes.List((
HashOrNumber(),
sedes.big_endian_int,
sedes.big_endian_int,
sedes.boolean,
))
class GetBlockHeaders(BaseCommand[BlockHeadersQuery]):
protocol_command_id = 3
serialization_codec: RLPCodec[BlockHeadersQuery] = RLPCodec(
sedes=GET_BLOCK_HEADERS_STRUCTURE,
process_inbound_payload_fn=lambda args: BlockHeadersQuery(*args),
)
BLOCK_HEADERS_STRUCTURE = sedes.CountableList(BlockHeader)