b285305fe1
- move netfilter specific sysctl settings
38 lines
1.4 KiB
Django/Jinja
38 lines
1.4 KiB
Django/Jinja
#
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# {{ ansible_managed }}
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#
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*filter
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:INPUT ACCEPT [0:0]
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:FORWARD ACCEPT [0:0]
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:OUTPUT ACCEPT [0:0]
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-A INPUT -d {{ ansible_default_ipv4.address | ipaddr('public') }}/32 -p gre -j ACCEPT
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-A INPUT -m conntrack --ctstate INVALID -j DROP
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-A INPUT -m conntrack --ctstate RELATED,ESTABLISHED -j ACCEPT
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{% for mesh_id, mesh_value in meshes.iteritems() %}
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-A FORWARD -i {{ mesh_id }}BR -o {{ mesh_id }}BR -j ACCEPT
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{% endfor %}
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-A FORWARD -m conntrack --ctstate INVALID -j DROP
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-A FORWARD -m conntrack --ctstate RELATED,ESTABLISHED -j ACCEPT
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-A OUTPUT -s {{ ansible_default_ipv4.address | ipaddr('public') }}/32 -p gre -j ACCEPT
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-A OUTPUT -m conntrack --ctstate INVALID -j DROP
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-A OUTPUT -m conntrack --ctstate RELATED,ESTABLISHED -j ACCEPT
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COMMIT
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*mangle
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:PREROUTING ACCEPT [0:0]
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:INPUT ACCEPT [0:0]
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:FORWARD ACCEPT [0:0]
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:OUTPUT ACCEPT [0:0]
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:POSTROUTING ACCEPT [0:0]
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-A POSTROUTING -o ffrl+ -p tcp -m tcp --tcp-flags SYN,RST SYN -m tcpmss ! --mss 0:{{ internet_exit_mtu_ipv4 }} -j TCPMSS --set-mss {{ internet_exit_mtu_ipv4 }}
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COMMIT
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*nat
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:PREROUTING ACCEPT [0:0]
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:INPUT ACCEPT [0:0]
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:OUTPUT ACCEPT [0:0]
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:POSTROUTING ACCEPT [0:0]
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:ffrl-nat - [0:0]
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{% for mesh_id, mesh_value in meshes.iteritems() %}
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-A POSTROUTING -s {{ mesh_value.ipv4_network | ipaddr('private') | ipaddr('net') }} -o ffrl+ -j ffrl-nat
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{% endfor %}
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-A ffrl-nat -o ffrl+ -j SNAT --to-source {{ ffrl_public_ipv4_nat }}
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COMMIT
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