Pythonポート多重インスタンスコード
4883 ワード
Python実装ポート多重インスタンスコード
Pythonはポート多重化を実現する:
例2
例3リダイレクト
Pythonはポート多重化を実現する:
#coding=utf-8
import socket
import sys
import select
import threading
host='192.168.99.100'
port=80
class Thread(threading.Thread):
def __init__(self,buf,sockfd):
threading.Thread.__init__(self)
self.buf=buf
self.sockfd=sockfd
def run(self):
if len(self.buf)!=0:
if 'GET' in self.buf : #www.jbxue.com 80
s2=socket.socket(socket.AF_INET,socket.SOCK_STREAM)
s2.connect(('127.0.0.1',80))
s2.send(self.buf)
bufer=''
while 1:
recv_data=s2.recv(1024)
bufer+=recv_data
if len(recv_data)==0:
break
print bufer,len(bufer)
if len(bufer)==0:
pass
self.sockfd.send(bufer) #
s2.close
self.sockfd.close
sys.exit()
else:
'ps:connect to ssh' # 22
s2=socket.socket(socket.AF_INET,socket.SOCK_STREAM)
s2.connect(('127.0.0.1',22))
s2.send(self.buf)
recv_data=s2.recv(4096)
conn.send(recv_data)
self.sockfd.close
s2.close
s=socket.socket(socket.AF_INET,socket.SOCK_STREAM)
s.setsockopt( socket.SOL_SOCKET, socket.SO_REUSEADDR, 1 ) #
s.bind((host,port))
s.listen(10)
while 1:
infds,outfds,errfds=select.select([s,],[],[],5) # select
if len(infds)!=0:
conn,(addr,port)=s.accept()
print 'connected by',addr,port
data=conn.recv(1024)
t=Thread(data,conn)
t.start()
s.close
#coding=utf-8
import socket
import sys
import select
import threading
host='192.168.99.100'
port=80
class Thread(threading.Thread):
def __init__(self,buf,sockfd):
threading.Thread.__init__(self)
self.buf=buf
self.sockfd=sockfd
def run(self):
if len(self.buf)!=0:
if 'GET' in self.buf : # 80
s2=socket.socket(socket.AF_INET,socket.SOCK_STREAM)
s2.connect(('127.0.0.1',80))
s2.send(self.buf)
bufer=''
while 1:
recv_data=s2.recv(1024)
bufer+=recv_data
if len(recv_data)==0:
break
print bufer,len(bufer)
if len(bufer)==0:
pass
self.sockfd.send(bufer) #
s2.close
self.sockfd.close
sys.exit()
else:
'ps:connect to ssh' # 22
s2=socket.socket(socket.AF_INET,socket.SOCK_STREAM)
s2.connect(('127.0.0.1',22))
s2.send(self.buf)
recv_data=s2.recv(4096)
conn.send(recv_data)
self.sockfd.close
s2.close
s=socket.socket(socket.AF_INET,socket.SOCK_STREAM)
s.setsockopt( socket.SOL_SOCKET, socket.SO_REUSEADDR, 1 ) #
s.bind((host,port))
s.listen(10)
while 1:
infds,outfds,errfds=select.select([s,],[],[],5) # select
if len(infds)!=0:
conn,(addr,port)=s.accept()
print 'connected by',addr,port
data=conn.recv(1024)
t=Thread(data,conn)
t.start()
s.close例2
import socket
tcp1 = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
tcp2 = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
# setsockopt
tcp1.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEPORT, 1)
tcp2.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEPORT, 1)
# (www.jbxue.com)
tcp1.bind(('0.0.0.0', 12345))
tcp2.bind(('0.0.0.0', 12345))
import socket
tcp1 = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
tcp2 = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
# setsockopt
tcp1.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEPORT, 1)
tcp2.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEPORT, 1)
#
tcp1.bind(('0.0.0.0', 12345))
tcp2.bind(('0.0.0.0', 12345))例3リダイレクト
import socket,os
bufLen = 4*1024
sock1 = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
sock1.bind(('192.168.168.100', 8000))
sock1.listen(5)
sock2 = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
sock2.connect(('192.168.168.100', 12345))
while True:
connection,address = sock1.accept()
buf = connection.recv(bufLen)
#print buf
sock2.send(buf)
connection.send(sock2.recv(bufLen))
connection.close()
import socket,os
bufLen = 4*1024
sock1 = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
sock1.bind(('192.168.168.100', 8000))
sock1.listen(5)
sock2 = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
sock2.connect(('192.168.168.100', 12345))
while True:
connection,address = sock1.accept()
buf = connection.recv(bufLen)
#print buf
sock2.send(buf)
connection.send(sock2.recv(bufLen))
connection.close()