aurore/aurore-firewall
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Extra nat et accès internet pour le routeur itself

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chirac 2019-09-14 12:19:28 +02:00 committed by root
parent b35b191904
commit 0120cfbb5f
2 changed files with 8 additions and 3 deletions
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6
firewall_config.example.py
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@ -41,7 +41,8 @@ nat = [
'eth1' : '185.230.76.0/24',
'eth2' : '138.230.76.0/24',
},
'ip_sources' : '10.42.0.0/16'
'ip_sources' : '10.42.0.0/16',
'extra_nat' : {'10.129.1.240' : '45.66.108.251'}
},
{
'name' : 'nat2',
@ -49,6 +50,7 @@ nat = [
'eth1' : '185.230.77.0/24',
'eth3' : '138.1.145.0/24'
},
'ip_sources' : '10.43.0.0/16'
'ip_sources' : '10.43.0.0/16',
'extra_nat' : {'10.129.1.240' : '45.66.108.251'}
}
]

5
main.py
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@ -510,6 +510,10 @@ class iptables:
for interface, pub_ip_range in nat_type['interfaces_ip_to_nat'].items():
self.add_in_subtable("nat4", subtable, '-s ' + nat_prive_ip_plage + ' -o %s -j SNAT --to-source ' % (interface,) + '.'.join(pub_ip_range.split('.')[:3]) + '.' + str(250 + int(nat_prive_ip_plage.split('.')[1][0])))
### Extra-nat (ex : Pour que le routeur ait accès à internet)
for ip_source, ip_to_nat in nat_type['extra_nat'].items():
self.add_in_subtable("nat4", subtable, '-s ' + ip_source + ' -j SNAT --to-source ' + ip_to_nat)
def gen_mangle(self, empty=False):
"""Génération de la chaine mangle"""
self.init_mangle("PREROUTING")
@ -537,7 +541,6 @@ class iptables:
def restore_iptables(self, mode='4'):
"""Restoration de l'iptable générée"""
return
if mode == '6':
global_chain = self.global_chain6
command_to_execute = ["sudo","-n","/sbin/ip6tables-restore"]