【python】用python脚本Paramiko实现远程执行命令、下载、推送/上传文件功能

Paramiko:

  paramiko模块,基于SSH用于连接远程服务器并执行相关操作。

  SSHClient:

    用于连接远程服务器并执行基本命令

  SFTPClient:

    用于连接远程服务器并执行上传下载

以下该脚本可以实现:上传文件、下载文件、执行命令

 #!/usr/bin/env python
#定义函数
import paramiko
import os
import datetime
import sys
import re
#定义基础命令格式
def perform_command(hostname, port, username, password, comm):
try:
t=paramiko.Transport((hostname,port))
t.connect(username=username,password=password)
try:
print "\033[33mIP:\033[0m", hostname
print "\033[33mPerform command:\033[0m", comm
print '\033[32m###########################################################\033[0m'
s=paramiko.SSHClient()
s.set_missing_host_key_policy(paramiko.AutoAddPolicy())
s.connect(hostname = hostname, port = port, username = username, password = password)
stdin,stdout,stderr=s.exec_command(comm)
print stdout.read()
print '\033[32m###########################################################\033[0m'
print '\033[32mScript perform success %s \033[0m' % datetime.datetime.now()
s.close()
except Exception:
print "\033[31mERROR - Perform error\033[0m"
except Exception:
print "\033[31mERROR - Connect error! IP: %s!\033[0m" % hostname #定义发送文件格式
def send_file(hostname,port,username,password,local_dir,client_dir,file):
try:
t=paramiko.Transport((hostname,port))
t.connect(username=username,password=password)
try:
print "\033[33mIP:\033[0m", hostname
print "\033[33mSend file:\033[0m", file
print "\033[33mClient_dir:\033[0m", client_dir
sftp=paramiko.SFTPClient.from_transport(t)
sftp.put(os.path.join(local_dir,file),os.path.join(client_dir,file))
t.close()
print '\033[32mScript perform success %s \033[0m' % datetime.datetime.now()
except Exception:
print "\033[31mERROR - Perform error\033[0m"
except Exception:
print "\033[31mERROR - Connect error! IP: %s!\033[0m" % hostname
#定义下载文件格式
def get_file(hostname,port,username,password,local_dir,client_dir,file):
try:
t=paramiko.Transport((hostname,port))
t.connect(username=username,password=password)
try:
print "\033[33mIP:\033[0m", hostname
print "\033[33mGet file:\033[0m", file
print "\033[33mClient_dir:\033[0m", client_dir
sftp=paramiko.SFTPClient.from_transport(t)
sftp.get(os.path.join(client_dir,file),os.path.join(local_dir,file))
t.close()
print '\033[32mScript perform success %s \033[0m' % datetime.datetime.now()
except Exception:
print "\033[31mERROR - Perform error\033[0m"
except Exception:
print "\033[31mERROR - Connect error! IP: %s!\033[0m" % hostname
#定义帮助文件
def help():
print """
\033[33mHelp: Welcome to use python script, this script can help you run commands, send files and get files. Use this script, you can running for one host or a host group, and you know get file can't for a host group. Give you examples: If you want perform command:
Usage: (for one host) ./paramiko-upload.py -H [hostip] -c [command]
Example: ./paramiko-upload.py -H 10.100.139.245 -c 'ls -al' Usage: (for a host group) ./paramiko-upload.py -F [ip.txt] -c [command]
Example: ./paramiko-upload.py -F 'ip.txt' -c 'ls -al' If you want send file: Usage: (for one host) ./paramiko-upload.py -H [hostip] -s [local_dir] [client_dir] [file]
Example: ./paramiko-upload.py -H 10.100.139.245 -s '/opt/Felix' '/tmp' ip.txt Usage: (for a host group) ./paramiko-upload.py -F [ip.txt] -s [local_dir] [client_dir] [file]
Example: ./paramiko-upload.py -F ip.txt -s '/opt/Felix' '/tmp' ip.txt If you want get file:
Usage: (for one host) ./paramiko-upload.py -H [hostip] -g [local_dir] [client_dir] [file]
Example: ./paramiko-upload.py -H 10.100.139.245 -g '/opt/Felix' '/tmp' ip.txt ip.txt file content like this:
1.1.1.1
2.2.2.2\033[0m
"""
sys.exit() #定义命令详情 if __name__ == '__main__':
#定义账号、端口、密码等信息
username='root'
port=2222
password='abcdefg' if len(sys.argv) > 2:
if sys.argv[1] == '-H':
if len(sys.argv) == 5 and sys.argv[3] == '-c':
hostname=sys.argv[2]
comm = sys.argv[4]
perform_command(hostname, port, username, password, comm)
elif len(sys.argv) == 7 and sys.argv[3] == '-s':
hostname=sys.argv[2]
local_dir=sys.argv[4]
client_dir=sys.argv[5]
file=sys.argv[6]
send_file(hostname,port,username,password,local_dir,client_dir,file)
elif len(sys.argv) == 7 and sys.argv[3] == '-g':
hostname=sys.argv[2]
username='root'
port=2222
password='abcdefg' if len(sys.argv) > 2:
if sys.argv[1] == '-H':
if len(sys.argv) == 5 and sys.argv[3] == '-c':
hostname=sys.argv[2]
comm = sys.argv[4]
perform_command(hostname, port, username, password, comm)
elif len(sys.argv) == 7 and sys.argv[3] == '-s':
hostname=sys.argv[2]
local_dir=sys.argv[4]
client_dir=sys.argv[5]
file=sys.argv[6]
send_file(hostname,port,username,password,local_dir,client_dir,file)
elif len(sys.argv) == 7 and sys.argv[3] == '-g':
hostname=sys.argv[2]
local_dir=sys.argv[4]
client_dir=sys.argv[5]
file=sys.argv[6]
get_file(hostname,port,username,password,local_dir,client_dir,file)
else:
help()
elif sys.argv[1] == '-F':
ip_file=sys.argv[2]
file_stat=os.path.exists(ip_file)
if file_stat:
f=open(ip_file)
ips=f.readlines()
f.close()
for ip in ips:
ip = ip.strip('\n')
if re.match(r'^#', ip):
continue
if len(sys.argv) == 5 and sys.argv[3] == '-c':
hostname = ip
comm = sys.argv[4]
perform_command(hostname, port, username, password, comm)
elif len(sys.argv) == 7 and sys.argv[3] == '-s':
hostname=ip
local_dir=sys.argv[4]
client_dir=sys.argv[5]
file=sys.argv[6]
send_file(hostname,port,username,password,local_dir,client_dir,file)
else:
help()
else:
print "\033[31mERROR - Not found ip_file!\033[0m"
help()
else:
help()
else:
help()
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