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Revert "Fix NATing rule"

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This reverts commit 769eac272a.
This commit is contained in:
herlesupreeth
2022-07-06 11:32:21 +02:00
parent a21b9fd25b
commit 2e4eb50b23
1 changed files with 4 additions and 4 deletions
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8
upf/tun_if.py
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@@ -84,10 +84,10 @@ def start(tun_ifname,
execute_bash_cmd('ip link set ' + tun_ifname + ' mtu 1450')
execute_bash_cmd('ip link set ' + tun_ifname + ' up')
if nat_rule == 'yes':
execute_bash_cmd('if ! iptables-save | grep -- \"-A POSTROUTING -s ' + ipv4_range.with_prefixlen + ' ! -d ' + ipv4_range.with_prefixlen + ' -j MASQUERADE\" ; then ' +
'iptables -t nat -A POSTROUTING -s ' + ipv4_range.with_prefixlen + ' ! -d ' + ipv4_range.with_prefixlen + ' -j MASQUERADE; fi')
execute_bash_cmd('if ! ip6tables-save | grep -- \"-A POSTROUTING -s ' + ipv6_range.with_prefixlen + ' ! -d ' + ipv6_range.with_prefixlen + ' -j MASQUERADE\" ; then ' +
'ip6tables -t nat -A POSTROUTING -s ' + ipv6_range.with_prefixlen + ' ! -d ' + ipv6_range.with_prefixlen + ' -j MASQUERADE; fi')
execute_bash_cmd('if ! iptables-save | grep -- \"-A POSTROUTING -s ' + ipv4_range.with_prefixlen + ' ! -o ' + tun_ifname + ' -j MASQUERADE\" ; then ' +
'iptables -t nat -A POSTROUTING -s ' + ipv4_range.with_prefixlen + ' ! -o ' + tun_ifname + ' -j MASQUERADE; fi')
execute_bash_cmd('if ! ip6tables-save | grep -- \"-A POSTROUTING -s ' + ipv6_range.with_prefixlen + ' ! -o ' + tun_ifname + ' -j MASQUERADE\" ; then ' +
'ip6tables -t nat -A POSTROUTING -s ' + ipv6_range.with_prefixlen + ' ! -o ' + tun_ifname + ' -j MASQUERADE; fi')
execute_bash_cmd('if ! iptables-save | grep -- \"-A INPUT -i ' + tun_ifname + ' -j ACCEPT\" ; then ' +
'iptables -A INPUT -i ' + tun_ifname + ' -j ACCEPT; fi')
execute_bash_cmd('if ! ip6tables-save | grep -- \"-A INPUT -i ' + tun_ifname + ' -j ACCEPT\" ; then ' +