def get_harvester_signature(self, header_data: HeaderData,
plot_pk: PublicKey):
for value_dict in self.plot_config["plots"].values():
if (PrivateKey.from_bytes(bytes.fromhex(
value_dict["sk"])).get_public_key() == plot_pk):
return PrivateKey.from_bytes(bytes.fromhex(
value_dict["sk"])).sign_prepend(header_data.get_hash())
def get_plot_signature(self, header_data: HeaderData,
plot_pk: G1Element) -> Optional[G2Element]:
"""
Returns the plot signature of the header data.
"""
farmer_sk = master_sk_to_farmer_sk(self.all_sks[0][0])
for _, plot_info in self.plots.items():
agg_pk = ProofOfSpace.generate_plot_public_key(
plot_info.local_sk.get_g1(), plot_info.farmer_public_key)
if agg_pk == plot_pk:
m = header_data.get_hash()
harv_share = AugSchemeMPL.sign(plot_info.local_sk, m, agg_pk)
farm_share = AugSchemeMPL.sign(farmer_sk, m, agg_pk)
return AugSchemeMPL.aggregate([harv_share, farm_share])
return None
