def __get_peer_stub_list(self): """It updates peer list for block manager refer to peer list on the loopchain network. This peer list is not same to the peer list of the loopchain network. :return max_height: a height of current blockchain :return peer_stubs: current peer list on the loopchain network """ max_height = -1 # current max height unconfirmed_block_height = -1 peer_stubs = [] # peer stub list for block height synchronization if not ObjectManager().channel_service.is_support_node_function( conf.NodeFunction.Vote): rest_stub = ObjectManager().channel_service.radio_station_stub peer_stubs.append(rest_stub) last_block = rest_stub.call("GetLastBlock") max_height = self.__blockchain.block_versioner.get_height( last_block) return max_height, unconfirmed_block_height, peer_stubs # Make Peer Stub List [peer_stub, ...] and get max_height of network peer_target = ChannelProperty().peer_target peer_manager = ObjectManager().channel_service.peer_manager target_dict = peer_manager.get_IP_of_peers_dict() target_list = [ peer_target for peer_id, peer_target in target_dict.items() if peer_id != ChannelProperty().peer_id ] for target in target_list: if target != peer_target: logging.debug(f"try to target({target})") channel = GRPCHelper().create_client_channel(target) stub = loopchain_pb2_grpc.PeerServiceStub(channel) try: response = stub.GetStatus( loopchain_pb2.StatusRequest( request="", channel=self.__channel_name, ), conf.GRPC_TIMEOUT_SHORT) response.block_height = max( response.block_height, response.unconfirmed_block_height) if response.block_height > max_height: # Add peer as higher than this max_height = response.block_height unconfirmed_block_height = response.unconfirmed_block_height peer_stubs.append(stub) except Exception as e: logging.warning( f"This peer has already been removed from the block height target node. {e}" ) return max_height, unconfirmed_block_height, peer_stubs
def __get_peer_stub_list(self, target_peer_stub=None): """It updates peer list for block manager refer to peer list on the loopchain network. This peer list is not same to the peer list of the loopchain network. :return max_height: a height of current blockchain :return peer_stubs: current peer list on the loopchain network """ peer_target = ChannelProperty().peer_target peer_manager = ObjectManager().channel_service.peer_manager # Make Peer Stub List [peer_stub, ...] and get max_height of network max_height = -1 # current max height peer_stubs = [] # peer stub list for block height synchronization if ObjectManager().channel_service.is_support_node_function( conf.NodeFunction.Vote): target_dict = peer_manager.get_IP_of_peers_dict() target_list = [ peer_target for peer_id, peer_target in target_dict.items() if peer_id != ChannelProperty().peer_id ] else: target_list = [f"{target_peer_stub.target}"] for target in target_list: if target != peer_target: logging.debug(f"try to target({target})") channel = GRPCHelper().create_client_channel(target) stub = loopchain_pb2_grpc.PeerServiceStub(channel) try: if ObjectManager( ).channel_service.is_support_node_function( conf.NodeFunction.Vote): response = stub.GetStatus( loopchain_pb2.StatusRequest( request="", channel=self.__channel_name, ), conf.GRPC_TIMEOUT_SHORT) else: response = target_peer_stub.call("Status") util.logger.spam('{/api/v1/status/peer} response: ' + response.text) response.block_height = int( json.loads(response.text)["block_height"]) response.unconfirmed_block_height = int( json.loads(response.text).get( "unconfirmed_block_height", -1)) stub.target = target response.block_height = max( response.block_height, response.unconfirmed_block_height) if response.block_height > max_height: # Add peer as higher than this max_height = response.block_height peer_stubs.append(stub) except Exception as e: logging.warning( f"This peer has already been removed from the block height target node. {e}" ) return max_height, peer_stubs