Python 学习笔记 – Paramiko 模块

#!/usr/bin/env python
# -*- coding:utf-8 -*-
# Author Yuan Li
import paramiko
# 创建SSH对象
ssh = paramiko.SSHClient()
# 允许连接不在know_hosts文件中的主机
ssh.set_missing_host_key_policy(paramiko.AutoAddPolicy())
# 连接服务器
ssh.connect(hostname='host', port=22, username='root', password='123')
# 执行命令
stdin, stdout, stderr = ssh.exec_command('df -hT')
# 获取命令结果
result = stdout.read()
print(result.decode())
# 关闭连接
ssh.close()
----------
"C:\Program Files\Python3\python.exe" C:/Users/yli/pycharmprojects/Exercise/Week12/paramiko_test.py
Filesystem              Type      Size  Used Avail Use% Mounted on
/dev/mapper/centos-root xfs        28G  6.5G   22G  24% /
devtmpfs                devtmpfs  988M     0  988M   0% /dev
tmpfs                   tmpfs     998M   80K  998M   1% /dev/shm
tmpfs                   tmpfs     998M  112M  887M  12% /run
tmpfs                   tmpfs     998M     0  998M   0% /sys/fs/cgroup
/dev/sda1               xfs       497M  169M  329M  34% /boot
tmpfs                   tmpfs     200M   12K  200M   1% /run/user/42
tmpfs                   tmpfs     200M     0  200M   0% /run/user/0

import paramiko
#创建一个transport session
transport = paramiko.Transport(('sydnagios', 22))

#连接session
transport.connect(username='root', password='Goat2015')
ssh = paramiko.SSHClient()
ssh._transport = transport

#执行命令
stdin, stdout, stderr = ssh.exec_command('df')
print (stdout.read().decode())

#创建sftp的对象
sftp=paramiko.SFTPClient.from_transport(transport)

#上传
sftp.put('c:\\temp\\aaa.txt','/tmp/aaa.txt')

#下载
sftp.get('/tmp/aaa.txt','c:\\temp\\bbb.txt')
transport.close()
----------
"C:\Program Files\Python3\python.exe" C:/Users/yli/pycharmprojects/Exercise/Week12/paramiko_test.py
Filesystem              Type      Size  Used Avail Use% Mounted on
/dev/mapper/centos-root xfs        28G  6.5G   22G  24% /
devtmpfs                devtmpfs  988M     0  988M   0% /dev
tmpfs                   tmpfs     998M   80K  998M   1% /dev/shm
tmpfs                   tmpfs     998M  112M  887M  12% /run
tmpfs                   tmpfs     998M     0  998M   0% /sys/fs/cgroup
/dev/sda1               xfs       497M  169M  329M  34% /boot
tmpfs                   tmpfs     200M   12K  200M   1% /run/user/42
tmpfs                   tmpfs     200M     0  200M   0% /run/user/0

import paramiko
import uuid
class SSHConnection(object):

    #初始化封装字段
    def __init__(self, host='sydnagios', port=22, username='root',pwd='123'):
        self.host = host
        self.port = port
        self.username = username
        self.pwd = pwd
        self.__k = None
    #连接session，执行操作，断开session
    def run(self):
        self.connect()
        pass
        self.close()
    #连接
    def connect(self):
        transport = paramiko.Transport((self.host,self.port))
        transport.connect(username=self.username,password=self.pwd)
        self.__transport = transport
    #断开
    def close(self):
        self.__transport.close()
        
    #执行命令    
    def cmd(self, command):
        ssh = paramiko.SSHClient()
        ssh._transport = self.__transport
        # 执行命令
        stdin, stdout, stderr = ssh.exec_command(command)
        # 获取命令结果
        result = stdout.read()
        return result
    def upload(self,local_path, target_path):
        # 连接，上传
        sftp = paramiko.SFTPClient.from_transport(self.__transport)
        # 将location.py 上传至服务器 /tmp/test.py
        sftp.put(local_path, target_path)
ssh = SSHConnection()
ssh.connect()
r1 = ssh.cmd('df')
print(r1.decode())
ssh.upload('c:\\temp\\aaa.txt', "/home/yli/s7.py")
ssh.close()
----------
"C:\Program Files\Python3\python.exe" C:/s13课上代码/s13day13课上代码/s13day13_课上代码/paramiko模块_demo.py
Filesystem              1K-blocks    Used Available Use% Mounted on
/dev/mapper/centos-root  28813572 6760732  22052840  24% /
devtmpfs                  1011616       0   1011616   0% /dev
tmpfs                     1021272      80   1021192   1% /dev/shm
tmpfs                     1021272  113928    907344  12% /run
tmpfs                     1021272       0   1021272   0% /sys/fs/cgroup
/dev/sda1                  508588  172604    335984  34% /boot
tmpfs                      204256      12    204244   1% /run/user/42
tmpfs                      204256       0    204256   0% /run/user/0