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python 里面的 使用bh_ssh server 的写法

时间:2016-04-20 23:55:18      阅读:423      评论:0      收藏:0      [点我收藏+]
import socket
import paramiko
import threading
import sys
host_key = paramiko.RSAKey(filename=‘test_rsa.key‘)
class Server (paramiko.ServerInterface):
    def __init__(self):
        self.event = threading.Event()
    def check_channel_request(self,kind,chanid):
        if kind == ‘session‘:
            return paramiko.OPEN_SUCCEEDED
        return paramiko.OPEN_FAILED_ADMINISTRAIVELY_PROHIBITED
    def check_auth_password(self,username,password):
        if (username == ‘justin‘) and (password == ‘lovesthepython‘):
            return paramiko.AUTH_SUCCESSFUL
        return paramiko.AUTH_FAILED
server = sys.argv[1]
ssh_port = int(sys.argv[2])
try:
    sock = socket.socket(socket.AF_INET,socket.SOCK_STREAM)
    sock.setsockopt(socket.SOL_SOCKET,socket.SO_REUSEADDR,1)
    sock.bind((server,ssh_port))
    sock.listen(100)
    print ‘[+] Listening for connection...‘
    client,addr = sock.accept()
except Exception,e:
    print ‘[-] Listen failed:‘+str(e)
    sys.exit(1)
print ‘[+] Got a connection!‘
try:
    bhSession = paramiko.Trasport(client)
    bhSession.add_server_key(host_key)
    server = Server()
    try:
        bhSession.start_server(server=server)
    except paramiko.SSHException,x:
        print ‘[-] SSH negotiation failed.‘
    chan = bhSession.accept(20)
    print ‘[+] Authenticated!‘
    print chan.recv(1024)
    chan.send(‘Welcome to bh_ssh‘)
    while True:
        try:
            command = raw_input("Enter command:").strip(‘\n‘)
            if command != ‘exit‘:
                chan.send(command)
                print chan.recv(1024)+‘\n‘
            else:
                chan.send(‘exit‘)
                print ‘exiting‘
                bhSession.close()
                raise Exception(‘exit‘)
        except KeyboardInterrupt:
            bhSession.close()
except Exception,e:
    print ‘[-] Caught exception:‘+str(e)
    try:
        bhSession.close()
    except:
        pass
    sys.exit(1)


本文出自 “专注php” 博客,请务必保留此出处http://jingshanls.blog.51cto.com/3357095/1766002

python 里面的 使用bh_ssh server 的写法

原文:http://jingshanls.blog.51cto.com/3357095/1766002

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