更新 TS 防火墙

This commit is contained in:
CallMeR
2024-12-29 01:51:28 +08:00
parent 8738625ad9
commit 14022aebbf
+20 -21
View File
@@ -28,14 +28,14 @@ table inet router {
iif "lo" accept comment "defconf: accept traffic from loopback"
ct state new meta l4proto tcp jump syn_flood comment "defconf: rate limit new TCP connections"
iifname "eth0" jump input_lan comment "defconf: handle LAN IPv4 / IPv6 input traffic"
iifname "tailscale0" counter jump input_tailscale comment "tsconf: handle TS IPv4 / IPv6 input traffic"
iifname "tailscale0" jump input_tailscale comment "tsconf: handle TS IPv4 / IPv6 input traffic"
}
chain forward {
type filter hook forward priority filter; policy drop;
ct state established,related goto handle_offload comment "defconf: handle forwarded flows"
iifname "eth0" jump forward_lan comment "defconf: handle LAN IPv4 / IPv6 forward traffic"
iifname "tailscale0" counter jump forward_tailscale comment "tsconf: handle TS IPv4 / IPv6 forward traffic"
iifname "tailscale0" jump forward_tailscale comment "tsconf: handle TS IPv4 / IPv6 forward traffic"
}
chain output {
@@ -43,13 +43,11 @@ table inet router {
ct state established,related accept comment "defconf: handle outbound flows"
oif "lo" accept comment "defconf: accept traffic towards loopback"
oifname "eth0" jump output_lan comment "defconf: handle LAN IPv4 / IPv6 output traffic"
oifname "tailscale0" counter jump output_tailscale comment "tsconf: handle TS IPv4 / IPv6 output traffic"
oifname "tailscale0" jump output_tailscale comment "tsconf: handle TS IPv4 / IPv6 output traffic"
}
chain prerouting {
type filter hook prerouting priority filter; policy accept;
iifname "eth0" jump helper_lan comment "defconf: handle LAN IPv4 / IPv6 helper assignment"
iifname "tailscale0" jump helper_tailscale comment "tsconf: handle TS IPv4 / IPv6 helper assignment"
}
chain syn_flood {
@@ -68,8 +66,8 @@ table inet router {
}
chain forward_lan {
jump accept_to_tailscale comment "tsconf: accept LAN to TS forward"
ct status dnat accept comment "lanconf: accept port forward"
jump accept_to_tailscale comment "tsconf: accept LAN to TS forwarding"
ct status dnat accept comment "lanconf: accept port forwards"
jump accept_to_lan
}
@@ -77,16 +75,13 @@ table inet router {
jump accept_to_lan
}
chain helper_lan {
}
chain accept_from_lan {
iifname "eth0" accept comment "defconf: accept LAN IPv4 / IPv6 traffic"
iifname "eth0" counter accept comment "defconf: accept LAN IPv4 / IPv6 traffic"
}
chain accept_to_lan {
meta nfproto ipv4 oifname "eth0" ct state invalid counter drop comment "defconf: prevent NATv4 leakage"
meta nfproto ipv6 oifname "eth0" ct state invalid counter drop comment "defconf: prevent NATv6 leakage"
meta nfproto ipv4 oifname "eth0" ct state invalid counter drop comment "defconf: prevent LAN NATv4 leakage"
meta nfproto ipv6 oifname "eth0" ct state invalid counter drop comment "defconf: prevent LAN NATv6 leakage"
oifname "eth0" counter accept comment "defconf: accept LAN IPv4 / IPv6 traffic"
}
@@ -95,15 +90,12 @@ table inet router {
}
chain forward_tailscale {
counter jump accept_to_lan comment "tsconf: accept TS to LAN forward"
counter jump accept_to_tailscale
jump accept_to_lan comment "tsconf: accept TS to LAN forwarding"
jump accept_to_tailscale
}
chain output_tailscale {
counter jump accept_to_tailscale
}
chain helper_tailscale {
jump accept_to_tailscale
}
chain accept_from_tailscale {
@@ -111,6 +103,8 @@ table inet router {
}
chain accept_to_tailscale {
meta nfproto ipv4 oifname "tailscale0" ct state invalid counter drop comment "tsconf: prevent TS NATv4 leakage"
meta nfproto ipv6 oifname "tailscale0" ct state invalid counter drop comment "tsconf: prevent TS NATv6 leakage"
oifname "tailscale0" counter accept comment "tsconf: accept TS IPv4 / IPv6 traffic"
}
@@ -127,6 +121,7 @@ table inet router {
chain srcnat {
type nat hook postrouting priority srcnat; policy accept;
oifname "eth0" jump srcnat_lan comment "defconf: handle LAN IPv4 / IPv6 srcnat traffic"
oifname "tailscale0" jump srcnat_tailscale comment "tsconf: handle TS IPv4 / IPv6 srcnat traffic"
}
chain dstnat_lan {
@@ -135,10 +130,14 @@ table inet router {
}
chain srcnat_lan {
meta nfproto ipv4 counter masquerade comment "defconf: masquerade IPv4 LAN traffic"
meta nfproto ipv6 counter masquerade comment "defconf: masquerade IPv6 LAN traffic"
meta nfproto ipv4 counter masquerade comment "defconf: masquerade LAN IPv4 traffic"
meta nfproto ipv6 counter masquerade comment "defconf: masquerade LAN IPv6 traffic"
}
chain srcnat_tailscale {
meta nfproto ipv4 counter masquerade comment "tsconf: masquerade TS IPv4 traffic"
meta nfproto ipv6 counter masquerade comment "tsconf: masquerade TS IPv6 traffic"
}
#
# Raw rules (notrack)