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Forked from tintoy/ssh_jump.py
Created September 14, 2022 02:51
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SSH via jump-hosts using Paramiko
#!/usr/bin/env python3
import os
import paramiko
ssh_key_filename = os.getenv('HOME') + '/.ssh/id_rsa'
jumpbox_public_addr = '168.128.52.199'
jumpbox_private_addr = '10.0.5.10'
target_addr = '10.0.5.20'
jumpbox=paramiko.SSHClient()
jumpbox.set_missing_host_key_policy(paramiko.AutoAddPolicy())
jumpbox.connect(jumpbox_public_addr, username='root', key_filename=ssh_key_filename)
jumpbox_transport = jumpbox.get_transport()
src_addr = (jumpbox_private_addr, 22)
dest_addr = (target_addr, 22)
jumpbox_channel = jumpbox_transport.open_channel("direct-tcpip", dest_addr, src_addr)
target=paramiko.SSHClient()
target.set_missing_host_key_policy(paramiko.AutoAddPolicy())
target.connect(target_addr, username='root', key_filename=ssh_key_filename, sock=jumpbox_channel)
stdin, stdout, stderr = target.exec_command("ifconfig")
for line in stdout.read().split(b'\n'):
print(str(line))
target.close()
jumpbox.close()
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