def _decode_kv(cls, list):
kv = {}
prev = None
for i in range(0, len(list), 2):
key = bytes_to_str(list[i])
if i > 0 and key < prev:
raise 'k/v keys are not sorted'
kv[key] = list[i+1]
prev = key
return kv
def __init__(self, ip, udp_port, tcp_port=0, from_binary=False):
tcp_port = tcp_port or udp_port
if from_binary:
self.udp_port = dec_port(udp_port)
self.tcp_port = dec_port(tcp_port)
else:
assert is_integer(udp_port)
assert is_integer(tcp_port)
self.udp_port = udp_port
self.tcp_port = tcp_port
try:
# `ip` could be in binary or ascii format, independent of
# from_binary's truthy. We use ad-hoc regexp to determine format
_ip = str_to_bytes(ip)
_ip = (bytes_to_str(ip) if PY3 else unicode(ip)) if ip_pattern.match(_ip) else _ip
self._ip = ipaddress.ip_address(_ip)
except ipaddress.AddressValueError as e:
log.debug("failed to parse ip", error=e, ip=ip)
raise e
def host_port_pubkey_to_uri(host, port, pubkey):
assert len(pubkey) == 512 // 8
uri = '{}{}@{}:{}'.format(node_uri_scheme,
bytes_to_str(encode_hex(pubkey)), str(host),
port)
return str_to_bytes(uri)