137 lines
3.0 KiB
Python
Executable File
137 lines
3.0 KiB
Python
Executable File
import os
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import time
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import threading
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import sys
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import socket
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def get_free_local_addr():
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with socket.socket(socket.AF_INET, socket.SOCK_DGRAM) as s:
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s.connect(("8.8.8.8", 80))
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return s.getsockname()
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# return (ip,port)
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class background(threading.Thread) :
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def __init__(self,func,kw) :
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threading.Thread.__init__(self)
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self.func = func
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self.kw = kw
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def run(self) :
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if self.func!=None :
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self.func(**self.kw)
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return
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def BackgroundCall(func,datas) :
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b=background(func,datas)
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b.start()
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return
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class SocketServerError(Exception) :
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pass
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class SocketClientError(Exception) :
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pass
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class SocketServer(threading.Thread) :
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def __init__(self,host,port,max_connect=10,callee=None) :
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threading.Thread.__init__(self, name = 'SocketServer')
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self.setDaemon(False)
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self.host = host
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self.port = int(port)
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self.max_c = max_connect
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self.ready = False
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self.keep_running = 0
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self.callee = callee
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self.setSocketServer()
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def setSocketServer(self) :
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try :
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self.sock = socket.socket(socket.AF_INET,socket.SOCK_STREAM)
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self.sock.bind((self.host,self.port))
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self.sock.listen(self.max_c)
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self.ready = True
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except Exception as e:
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print('setSocketServer() Error:%s\nhost=%s,port=%d' % (e,self.host,self.port))
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pass
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def run(self) :
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if not self.ready :
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raise SocketServerError('not ready')
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callee = self.callee
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if self.callee!=None :
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callee = self.callee
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self.keep_running = 1
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while self.keep_running :
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conn,addr = self.sock.accept()
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BackgroundCall(callee,{'conn':conn,'addr':addr})
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# conn.close()
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def stop(self) :
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self.keep_running = 0
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def callee(self,conn,addr) :
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while 1 :
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d = conn.recv(1024)
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if d==None :
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break
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conn.send(d)
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con.close()
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class SocketClient :
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def __init__(self,host,port) :
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self.host = host
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self.port = port
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self.ready = False
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self.connect()
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# if tim ==0 not blocking
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def timeout(self,tim) :
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if self.ready :
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self.sock.setblocking(tim>0)
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if tim>0 :
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self.sock.settimeout(tim)
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def connect(self) :
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try :
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self.sock = socket.socket(socket.AF_INET,socket.SOCK_STREAM)
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self.sock.connect((self.host,self.port))
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self.ready = True
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except Exception as e:
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self.ready = False
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print('Socket connect error,%s\nhost=%s,port=%s' % (e,self.host,self.port))
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raise SocketClientError('connect error')
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def read(self,size) :
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try :
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data = self.sock.recv(size)
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return data
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except Exception as e:
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print('recv error,%s' % e)
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raise SocketClientError('recv error')
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def write(self,data) :
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try :
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self.sock.send(data)
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except Exception as e:
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print('recv error,%s' % e)
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raise SocketClientError('send error')
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def close(self) :
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self.sock.close()
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self.ready = False
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if __name__ == '__main__' :
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s = SocketServer('localhost',12232)
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s.start()
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time.sleep(5)
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while 1 :
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c = SocketClient('localhost',12232)
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msg = 'msg1'
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print("send:",msg)
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c.write(msg)
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d = c.read(1024)
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print("get:",d)
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time.sleep(1)
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