Paramiko模块学习

#!/usr/bin/env python
# Author:Zhangmingda
import paramiko
'''创建ssh对象'''
ssh = paramiko.SSHClient()
'''设置允许连接不在know host的主机'''
ssh.set_missing_host_key_policy(paramiko.AutoAddPolicy)
'''连接服务器'''
ssh.connect(hostname='49.4.13.98',port=23782,username='root',password='Wyf@1314')
'''执行命令获取结果'''
stdin, stdout,stderr = ssh.exec_command('ls')
result_in = stdin
result_out =stdout.read().decode()
result_err = stderr.read().decode()
# print(result)
# print('type:',type(stdin))
print('stdin:',result_in)
print('stdout:',result_out)
print('stder:',result_err)
ssh.close()

#!/usr/bin/env python
# Author:Zhangmingda
import paramiko

id_rsa = paramiko.RSAKey.from_private_key_file('id_rsa')
ssh =  paramiko.SSHClient()
ssh.set_missing_host_key_policy(paramiko.AutoAddPolicy)
ssh.connect(hostname='49.4.13.98',port=23782,username='root',pkey=id_rsa)
stdin,stdout,stderr = ssh.exec_command('ls')
stdout_result = stdout.read().decode()
print(stdout_result)
ssh.close()

#!/usr/bin/env python
# Author:Zhangmingda
import paramiko
'''创建私钥对象给ssh传输对象用'''
id_rsa = paramiko.RSAKey.from_private_key_file('id_rsa')
transobj = paramiko.Transport(('49.4.13.98',23782))
transobj.connect(username='root',pkey=id_rsa)
'''将已经连接了服务器的对象给sftp客户端实例，让客户端实例进行上传下载操作'''

'''创建sftp对象'''
sftpobj = paramiko.SFTPClient.from_transport(transobj)
# sftpobj.get('/etc/passwd','hehepasswd')
sftpobj.put('hehepasswd','/tmp/from_windows_passwd')
transobj.close()

#!/usr/bin/env python
# Author:Zhangmingda
import paramiko
'''创建一个ssh传输连接对象'''
trans_addr = paramiko.Transport(('49.4.13.98',23782))
trans_addr.connect(username='root',password='Wyf@1314')

'''将已经连接了服务器的对象给sftp客户端实例，让客户端实例进行上传下载操作'''
sftp = paramiko.SFTPClient.from_transport(trans_addr)
sftp.get('/etc/passwd','from_sshserver_etc_passwd.')
sftp.put('python_av.avi','/root/a.avi')
sftp.close()
trans_addr.close()
'''关闭sftp客户端'''