Use python to manage servers

#! / usr/bin/env python#coding:utf-8'''Paramiko install 1, install, download 1, download and install pycrypto-2.6.1.tar.gz (apt-get install python-dev), enter, python setup.py build [compile], python setup.py install [install]-"import Crypto 2, download and install paramiko-1.10.1.tar.gz, enter Python setup.py build [compiled] Python setup.py install [install]-- "import paramiko'''# specifies username password login import paramiko# instantiates an object ssh = paramiko.SSHClient () # verifies yes/nossh.set_missing_host_key_policy (paramiko.AutoAddPolicy ()) when ssh logs in # specifies the ip port password of the specified host ssh.connect ('192.168.1.108, 22,' alex', '123') # executes the command stdin, stdout Stderr = ssh.exec_command ('df') # read execution result print stdout.read () # disconnect ssh.close () # Login with key Private key login''before executing python, we now do some preparatory work on linux to generate the key ssh-keygen-t rsa remote copy own public key to specify the private key path to the other machine ssh-copy-id-I ~ / ssh/id_rsa.pub wupeiqi@192.168.159.129'''import paramiko# private_key_path =' / home/tom/.ssh/id_rsa'# to take out the private key key = paramiko.RSAKey.from_private_key_file ( Private_key_path) # the following is the same as logging in with a password ssh = paramiko.SSHClient () ssh.set_missing_host_key_policy (paramiko.AutoAddPolicy ()) ssh.connect ('182.92.219.96' 22, 'wupeiqi', pkey=key) stdin, stdout, stderr = ssh.exec_command (' df') print stdout.read () ssh.close ()