def info_from_p2p_addr(addr: multiaddr.Multiaddr) -> PeerInfo: if not addr: raise InvalidAddrError("`addr` should not be `None`") if not isinstance(addr, multiaddr.Multiaddr): raise InvalidAddrError(f"`addr`={addr} should be of type `Multiaddr`") parts = addr.split() if not parts: raise InvalidAddrError( f"`parts`={parts} should at least have a protocol `P_P2P`") p2p_part = parts[-1] last_protocol_code = p2p_part.protocols()[0].code if last_protocol_code != multiaddr.protocols.P_P2P: raise InvalidAddrError( f"The last protocol should be `P_P2P` instead of `{last_protocol_code}`" ) # make sure the /p2p value parses as a peer.ID peer_id_str = p2p_part.value_for_protocol(multiaddr.protocols.P_P2P) peer_id = id_b58_decode(peer_id_str) # we might have received just an / p2p part, which means there's no addr. if len(parts) > 1: addr = multiaddr.Multiaddr.join(*parts[:-1]) peer_data = PeerData() peer_data.addrs = [addr] peer_data.protocols = [p.code for p in addr.protocols()] return PeerInfo(peer_id, peer_data)
def info_from_p2p_addr(addr: Multiaddr) -> PeerInfo: if addr is None: raise InvalidAddrError("`addr` should not be `None`") parts = addr.split() if not parts: raise InvalidAddrError( f"`parts`={parts} should at least have a protocol `P_P2P`") p2p_part = parts[-1] last_protocol_code = p2p_part.protocols()[0].code if last_protocol_code != protocols.P_P2P: raise InvalidAddrError( f"The last protocol should be `P_P2P` instead of `{last_protocol_code}`" ) # make sure the /p2p value parses as a peer.ID peer_id_str: str = p2p_part.value_for_protocol(protocols.P_P2P) peer_id = PeerID.from_base58(peer_id_str) # we might have received just an / p2p part, which means there's no addr. if len(parts) > 1: addr = Multiaddr.join(*parts[:-1]) return PeerInfo(peer_id, [addr])