Paramiko double ssh

gistfile1.txt

import pandas
from vspk import v5_0 as vsdk
import paramiko
import time
import re
from sshtunnel import SSHTunnelForwarder

from socket import *

# Lab
jump_host = {'name': 'jump-vm-namer', 'host': 'HOST-IP', 'port': HOST-IP, 'user': 'user', 'password': 'password'}
hosts = [
    {'name': 'name1', 'host': 'IP', 'port': PORT, 'user': 'user', 'password': 'pass'},
    {'name': 'name2', 'host': 'IP', 'port': PORT, 'user': 'user', 'password': 'pass'},
    {'name': 'name3', 'host': 'IP', 'port': PORT, 'user': 'user', 'password': 'pass'},
    {'name': 'name4', 'host': 'IP', 'port': PORT, 'user': 'user', 'password': 'pass'}
]

def check_uptime(host, port, user, password, sock):
    client = paramiko.SSHClient()
    client.set_missing_host_key_policy(paramiko.AutoAddPolicy())
    client.connect(hostname=host, port=port,
                                      username=user, password=password,
                                      look_for_keys=False, allow_agent=False, sock=sock)
    shell = client.invoke_shell()
    output = ''
    if shell.send("show uptime\r\n") > 0:
        time.sleep(5)
        data = shell.recv(60000)
        output += str(data.decode())
        output_lines = output.strip().split("\r\n")
        output_lines = [x.strip() for x in output_lines]
    shell.send('logout')
    client.close()
    return output_lines


# Configurations of JUMP VM
jumpbox=paramiko.SSHClient()
jumpbox.set_missing_host_key_policy(paramiko.AutoAddPolicy())
jumpbox.connect(jump_host['host'], username=jump_host['user'], password=jump_host['password'])

# Each host
for _vsc in hosts:
        
    jumpbox_transport = jumpbox.get_transport()
    src_addr = ('localhost', 22) # local inside of the jump vm
    dest_addr = (_vsc['host'], _vsc['port']) # destination of the second ssh
    jumpbox_channel = jumpbox_transport.open_channel("direct-tcpip", dest_addr, src_addr)

    output = check_uptime(_vsc['host'], _vsc['port'], _vsc['user'], _vsc['password'], jumpbox_channel)
    print(_vsc['name'], output)

jumpbox.close()