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144acee10f
Bonus: Generalize and reuse cmd_ssh() Signed-off-by: InsanePrawn <insane.prawny@gmail.com>
45 lines
1,020 B
Python
45 lines
1,020 B
Python
import click
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import subprocess
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from logger import logging
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from ssh import cmd_ssh
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@click.command(name='forwarding')
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def cmd_forwarding():
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result = subprocess.run([
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'sysctl',
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'net.ipv4.ip_forward=1',
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])
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if result.returncode != 0:
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logging.fatal(f'Failed to enable ipv4 forward via sysctl')
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exit(1)
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result = subprocess.run([
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'iptables',
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'-P',
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'FORWARD',
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'ACCEPT',
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])
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if result.returncode != 0:
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logging.fatal(f'Failed set iptables rule')
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exit(1)
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result = subprocess.run([
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'iptables',
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'-A',
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'POSTROUTING',
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'-t',
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'nat',
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'-j',
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'MASQUERADE',
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'-s',
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'172.16.42.0/24',
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])
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if result.returncode != 0:
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logging.fatal(f'Failed set iptables rule')
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exit(1)
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result = cmd_ssh(cmd=['sudo route add default gw 172.16.42.2'])
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if result.returncode != 0:
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logging.fatal(f'Failed to add gateway over ssh')
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exit(1)
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