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node_socket.py
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node_socket.py
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import logging
import socket
import threading
class NodeSocket:
def __init__(self, socket_kind: socket.SocketKind, port: int = 0):
sc = socket.socket(socket.AF_INET, socket_kind)
sc.bind(('127.0.0.1', port))
self.sc = sc
class TcpSocket(NodeSocket):
def __init__(self, port: int = 0):
super(TcpSocket, self).__init__(socket.SOCK_STREAM, port)
self.sc.listen(1)
self.tcp_lock = threading.Lock()
self.connection = None
def listen(self):
self.tcp_lock.acquire()
connection, address = self.sc.accept()
input_value = connection.recv(1024).decode("UTF-8")
self.connection = connection
return input_value, address
def reply_tcp(self, message: str):
self.connection.send(message.encode("UTF-8"))
self.connection.close()
self.connection = None
self.tcp_lock.release()
def send(self, message: str, port: int = 0):
with socket.socket(socket.AF_INET, socket.SOCK_STREAM) as s:
s.connect(("127.0.0.1", port))
s.sendall(message.encode("UTF-8"))
return s.recv(1024).decode("UTF-8")
class UdpSocket(NodeSocket):
def __init__(self, port: int = 0):
super(UdpSocket, self).__init__(socket.SOCK_DGRAM, port)
def listen(self):
input_value_byte, address = self.sc.recvfrom(1024)
return input_value_byte.decode("UTF-8"), address
@staticmethod
def send(message: str, port: int = 0):
client_socket = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
client_socket.sendto(message.encode("UTF-8"), ("127.0.0.1", port))
client_socket.close()