python实战第一天-paramiko模块并练习

操作系统
 
Ubuntu 15.10
 
 
IDE & editor
 
JetBrains PyCharm 5.0.2
 
ipython3
 
 
Python版本
 
python-3.4.3

安装paramiko

pip3 install paramiko

jim@jim-virtual-machine:~$ pip3 install paramiko
Collecting paramiko
  Downloading paramiko-1.16.0-py2.py3-none-any.whl (169kB)
    100% |████████████████████████████████| 172kB 1.0MB/s 
Collecting ecdsa>=0.11 (from paramiko)
  Downloading ecdsa-0.13-py2.py3-none-any.whl (86kB)
    100% |████████████████████████████████| 90kB 2.3MB/s 
Collecting pycrypto!=2.4,>=2.1 (from paramiko)
  Downloading pycrypto-2.6.1.tar.gz (446kB)
    100% |████████████████████████████████| 446kB 162kB/s 
Installing collected packages: ecdsa, pycrypto, paramiko
  Running setup.py install for pycrypto ... done
Successfully installed ecdsa-0.13 paramiko-1.16.0 pycrypto-2.6.1

导入paramiko模块

import paramiko

创建ssh连接

ssh = paramiko.SSHClient()

ssh.connect("192.168.20.144",port=22,username="jim",password="love19791125") #ssh连接主机
 ssh.exec_command("ifconfig") #查看ipconfig
 Out[130]: 
 (<paramiko.ChannelFile from <paramiko.Channel 0 (open) window=2097152 -> <paramiko.Transport at 0x980338d0 (cipher aes128-ctr, 128 bits) (active; 1 open channel(s))>>>,
 <paramiko.ChannelFile from <paramiko.Channel 0 (open) window=2097152 -> <paramiko.Transport at 0x980338d0 (cipher aes128-ctr, 128 bits) (active; 1 open channel(s))>>>,
 <paramiko.ChannelFile from <paramiko.Channel 0 (open) window=2097152 -> <paramiko.Transport at 0x980338d0 (cipher aes128-ctr, 128 bits) (active; 1 open channel(s))>>>)

  ssh.set_missing_host_key_policy(paramiko.AutoAddPolicy()) #先设定接收或处理对方主机发来秘钥的方式

stdin,stdout,stderr = ssh.exec_command("ifconfig |grep inet")  #分割数据

 stdout.readline()
Out[137]: '          inet 地址:192.168.20.144  广播:192.168.20.255  掩码:255.255.255.0
'

 stdout.readlines()
Out[146]: 
['          inet 地址:192.168.20.144  广播:192.168.20.255  掩码:255.255.255.0
',
 '          inet6 地址: fe80::20c:29ff:fece:3621/64 Scope:Link
',
 '          inet 地址:127.0.0.1  掩码:255.0.0.0
',
 '          inet6 地址: ::1/128 Scope:Host
']
 
 stdout.read()   #原始数据格式
Out[161]: b'eno16777736 Link encap:xe4xbbxa5xe5xa4xaaxe7xbdx91  xe7xa1xacxe4xbbxb6xe5x9cxb0xe5x9dx80 00:0c:29:ce:36:21  

          inet xe5x9cxb0xe5x9dx80:192.168.20.144  xe5xb9xbfxe6x92xad:192.168.20.255  xe6x8exa9xe7xa0x81:255.255.255.0

		  inet6 xe5x9cxb0xe5x9dx80: fe80::20c:29ff:fece:3621/64 Scope:Link
          UP BROADCAST RUNNING MULTICAST  MTU:1500  
		  xe8xb7x83xe7x82xb9xe6x95xb0:1
          xe6x8exa5xe6x94xb6xe6x95xb0xe6x8dxaexe5x8cx85:701920 
		  xe9x94x99xe8xafxaf:0 xe4xb8xa2xe5xbcx83:0 xe8xbfx87xe8xbdxbd:0 xe5xb8xa7xe6x95xb0:0
          
		  xe5x8fx91xe9x80x81xe6x95xb0xe6x8dxaexe5x8cx85:40151 xe9x94x99xe8xafxaf:0 xe4xb8xa2xe5xbcx83:0
		  xe8xbfx87xe8xbdxbd:0 xe8xbdxbdxe6xb3xa2:0
          xe7xa2xb0xe6x92x9e:0
		  xe5x8fx91xe9x80x81xe9x98x9fxe5x88x97xe9x95xbfxe5xbaxa6:1000 

          xe6x8exa5xe6x94xb6xe5xadx97xe8x8ax82:57283741 (57.2 MB)  xe5x8fx91xe9x80x81xe5xadx97xe8x8ax82:14262542 (14.2 MB)

lo
		  Link encap:xe6x9cxacxe5x9cxb0xe7x8exafxe5x9bx9e  
          inet xe5x9cxb0xe5x9dx80:127.0.0.1  xe6x8exa9xe7xa0x81:255.0.0.0

          inet6 xe5x9cxb0xe5x9dx80: ::1/128 Scope:Host
          UP LOOPBACK RUNNING  MTU:65536  xe8xb7x83xe7x82xb9xe6x95xb0:1
          
		  xe6x8exa5xe6x94xb6xe6x95xb0xe6x8dxaexe5x8cx85:2578 xe9x94x99xe8xafxaf:0 xe4xb8xa2xe5xbcx83:0 xe8xbfx87xe8xbdxbd:0 
		  xe5xb8xa7xe6x95xb0:0
          xe5x8fx91xe9x80x81xe6x95xb0xe6x8dxaexe5x8cx85:2578 xe9x94x99xe8xafxaf:0 
		  xe4xb8xa2xe5xbcx83:0 xe8xbfx87xe8xbdxbd:0 xe8xbdxbdxe6xb3xa2:0
         
		  xe7xa2xb0xe6x92x9e:0 xe5x8fx91xe9x80x81xe9x98x9fxe5x88x97xe9x95xbfxe5xbaxa6:0 
          
		  xe6x8exa5xe6x94xb6xe5xadx97xe8x8ax82:497170 (497.1 KB)  xe5x8fx91xe9x80x81xe5xadx97xe8x8ax82:497170 (497.1 KB)

'


stdout.read().decode()      #解码输出                       
Out[169]: 'eno16777736 Link encap:以太网  硬件地址 00:0c:29:ce:36:21  

          inet 地址:192.168.20.144  广播:192.168.20.255  掩码:255.255.255.0

          inet6 地址: fe80::20c:29ff:fece:3621/64 Scope:Link
          
		  UP BROADCAST RUNNING MULTICAST  MTU:1500  跃点数:1
          
		  接收数据包:702687 错误:0 丢弃:0 过载:0 帧数:0
          
		  发送数据包:40793 错误:0 丢弃:0 过载:0 载波:0
          
		  碰撞:0 发送队列长度:1000 

		  接收字节:57343581 (57.3 MB)
		  发送字节:14402696 (14.4 MB)

lo
		  Link encap:本地环回  

          inet 地址:127.0.0.1  掩码:255.0.0.0

		  inet6 地址: ::1/128 Scope:Host

          UP LOOPBACK RUNNING  MTU:65536  跃点数:1
          
		  接收数据包:2606 错误:0 丢弃:0 过载:0 帧数:0
          
		  发送数据包:2606 错误:0 丢弃:0 过载:0 载波:0
          
		  碰撞:0 发送队列长度:0 
          
		  接收字节:501890 (501.8 KB)
		  发送字节:501890 (501.8 KB)

通过ssh下载一个文件到另一个目录下去

ftp.get('/etc/pam.conf','/tmp/pam.paramiko_bak') #下载

ls /tmp
-rw-rw-r--  1 jim  jim   552  2月 25 18:00 pam.paramiko_bak

通过ssh推送一个文件到一个目录去

ftp.put('/etc/hosts','/tmp/hosts.paramiko_bak')  #推送
Out[175]: <SFTPAttributes: [ size=234 uid=1000 gid=1000 mode=0o100664 atime=1456394669 mtime=1456394669 ]>   

定义

res = ftp.put('/etc/hosts','/tmp/hosts.paramiko_bak')
 if res:
   print(上传成功)

关闭连接

#关闭连接
ftp.close()
ssh.close()