def on_hello(self, payload):
hello = rlp.decode(payload, Hello)
capabilities = []
for c in hello.capabilities:
capabilities.append((c.protocol, c.version))
self._log_message("receive",
"Hello, capabilities:{}".format(capabilities))
ip = [127, 0, 0, 1]
if self.remote:
ip = get_ip_address()
endpoint = NodeEndpoint(address=bytes(ip),
tcp_port=32325,
udp_port=32325)
# FIXME: Use a valid pos_public_key.
hello = Hello(
DEFAULT_PY_TEST_CHAIN_ID,
[Capability(self.protocol, self.protocol_version)], endpoint,
decode_hex(
'ac4a9103a323cf3a0d64712de2cbacf6df5d4c2cad7458aa612696f60a6de0a0958da59c7736b71cf24139b1be94be1503efefa083263438fd07edd1e03246683ff58da8bdde286c321032765258d0c34f'
))
self.send_packet(PACKET_HELLO, rlp.encode(hello, Hello))
self.had_hello = True
self.send_status()
def on_hello(self, payload):
hello = rlp.decode(payload, Hello)
capabilities = []
for c in hello.capabilities:
capabilities.append((c.protocol, c.version))
self._log_message(
"receive", "Hello, capabilities:{}".format(capabilities))
ip = [127, 0, 0, 1]
if self.remote:
ip = get_ip_address()
endpoint = NodeEndpoint(address=bytes(ip), port=32325, udp_port=32325)
hello = Hello(1, [Capability(self.protocol, self.protocol_version)], endpoint)
self.send_packet(PACKET_HELLO, rlp.encode(hello, Hello))
self.had_hello = True
self.send_status()
def on_hello(self, payload):
h = payload[:32]
hash_signed = sha3_256(payload[32:])
if h != hash_signed:
return
signature = payload[32:32 + 65]
r = big_endian_to_int(signature[:32])
s = big_endian_to_int(signature[32:64])
v = big_endian_to_int(signature[64:]) + 27
signed = payload[32 + 65:]
h_signed = sha3_256(signed)
node_id = ecrecover_to_pub(h_signed, v, r, s)
# if node_id == encode_int32(self.pub_key[0])+encode_int32(self.pub_key[1]):
# print("Match")
# else:
# print(node_id, encode_int32(self.pub_key[0])+encode_int32(self.pub_key[1]))
self.peer_pubkey = node_id
hello = rlp.decode(signed, Hello)
capabilities = []
for c in hello.capabilities:
capabilities.append((c.protocol, c.version))
self._log_message("receive",
"Hello, capabilities:{}".format(capabilities))
ip = [127, 0, 0, 1]
if self.remote:
ip = get_ip_address()
endpoint = NodeEndpoint(address=bytes(ip), port=32325, udp_port=32325)
hello = Hello([Capability(self.protocol, self.protocol_version)],
endpoint)
to_sign = rlp.encode(hello, Hello)
sig = ecsign(sha3_256(to_sign), self.priv_key)
v = (sig[0] - 27).to_bytes(1, "big")
r = sig[1].to_bytes(32, "big")
s = sig[2].to_bytes(32, "big")
to_hash = r + s + v + to_sign
hash_signed = sha3_256(to_hash)
self.send_packet(PACKET_HELLO, hash_signed + to_hash)
self.had_hello = True
self.send_status()