1 import paramiko 2 import sys 3 import getpass 4 import threading 5 import os 6  7 def rcmd(host=None, port=22, user='root', passwd=None, command=None): 8     ssh = paramiko.SSHClient() 9     ssh.set_missing_host_key_policy(paramiko.AutoAddPolicy())10     ssh.connect(hostname=host, username=user, password=passwd, port=port)11     _, stdout, stderr = ssh.exec_command(command)12     out = stdout.read()13     err = stderr.read()14     if out:15         print('[%s] OUT:\n%s' % (host, out.decode()))16     if err:17         print('[%s] ERROR:\n%s' % (host, err.decode()))18     ssh.close()19 20 if __name__ == '__main__':21     # rcmd('192.168.4.6', passwd='123456', command='id root; id wangwu')22     if len(sys.argv) != 3:23         print('Usage: %s ipfile "command"' % sys.argv[0])24         exit(1)25     if not os.path.isfile(sys.argv[1]):26         print('No such file:', sys.argv[1])27         exit(2)28         29     ipfile = sys.argv[1]30     command = sys.argv[2]31     password = getpass.getpass()32     with open(ipfile) as fobj:33         for line in fobj:34             ip = line.strip()  # 删除行尾的\n35             # rcmd(ip, passwd=password, command=command)36             t = threading.Thread(target=rcmd, args=(ip,), kwargs={
   'passwd': password, 'command': command})37             t.start()