90 lines
3.1 KiB
Nix
90 lines
3.1 KiB
Nix
{ pkgs, ... }: {
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networking.firewall.enable = false;
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services.mullvad-vpn.enable = true;
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networking.nftables = {
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enable = true;
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ruleset =
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let
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allowIncomming = port: ''
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table inet allow${toString port} {
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chain allowIncoming {
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type filter hook input priority -100; policy accept;
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tcp dport ${toString port} ct mark set 0x00000f41 meta mark set 0x6d6f6c65
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}
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chain allowOutgoing {
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type route hook output priority -100; policy accept;
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tcp sport ${toString port} ct mark set 0x00000f41 meta mark set 0x6d6f6c65
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}
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}
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'';
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in
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''
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${allowIncomming 9022}
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${allowIncomming 5000}
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######################################
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# _ _ #
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# __| | ___ ___| | _____ _ __ #
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# / _` |/ _ \ / __| |/ / _ \ '__| #
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# | (_| | (_) | (__| < __/ | #
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# \__,_|\___/ \___|_|\_\___|_| #
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# #
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######################################
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# This gets sent to the vpn so it's safe
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table ip nat {
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chain DOCKER {
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iifname "docker0" counter packets 0 bytes 0 return
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}
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chain POSTROUTING {
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type nat hook postrouting priority srcnat; policy accept;
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oifname != "docker0" ip saddr 172.17.0.0/16 counter packets 0 bytes 0 masquerade
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}
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chain PREROUTING {
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type nat hook prerouting priority dstnat; policy accept;
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fib daddr type local counter packets 5 bytes 252 jump DOCKER
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}
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chain OUTPUT {
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type nat hook output priority -100; policy accept;
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ip daddr != 127.0.0.0/8 fib daddr type local counter packets 0 bytes 0 jump DOCKER
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}
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}
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table ip filter {
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chain DOCKER {
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}
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chain DOCKER-ISOLATION-STAGE-1 {
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iifname "docker0" oifname != "docker0" counter packets 0 bytes 0 jump DOCKER-ISOLATION-STAGE-2
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counter packets 0 bytes 0 return
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}
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chain DOCKER-ISOLATION-STAGE-2 {
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oifname "docker0" counter packets 0 bytes 0 drop
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counter packets 0 bytes 0 return
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}
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chain FORWARD {
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type filter hook forward priority filter; policy accept;
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counter packets 0 bytes 0 jump DOCKER-USER
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counter packets 0 bytes 0 jump DOCKER-ISOLATION-STAGE-1
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oifname "docker0" ct state related,established counter packets 0 bytes 0 accept
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oifname "docker0" counter packets 0 bytes 0 jump DOCKER
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iifname "docker0" oifname != "docker0" counter packets 0 bytes 0 accept
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iifname "docker0" oifname "docker0" counter packets 0 bytes 0 accept
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}
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chain DOCKER-USER {
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counter packets 0 bytes 0 return
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}
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}
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'';
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};
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}
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