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Motiejus Jakštys
2024-07-29 15:39:54 +03:00
parent 3da42ead11
commit 9ea80639a3
51 changed files with 2040 additions and 1758 deletions
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75
modules/services/friendlyport/default.nix
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@@ -1,54 +1,59 @@
{ config, lib, ... }:
{
config,
lib,
...
}: {
options.mj.services.friendlyport = with lib.types; {
ports = lib.mkOption {
type = listOf (submodule {
options = {
subnets = lib.mkOption {type = listOf str;};
subnets = lib.mkOption { type = listOf str; };
tcp = lib.mkOption {
type = listOf int;
default = [];
default = [ ];
};
udp = lib.mkOption {
type = listOf int;
default = [];
default = [ ];
};
};
});
};
};
config = let
inherit (config.mj.services.friendlyport) ports;
config =
let
inherit (config.mj.services.friendlyport) ports;
mkAdd = proto: subnets: ints: let
subnetsS = builtins.concatStringsSep "," subnets;
intsS = builtins.concatStringsSep "," (map builtins.toString ints);
mkAdd =
proto: subnets: ints:
let
subnetsS = builtins.concatStringsSep "," subnets;
intsS = builtins.concatStringsSep "," (map builtins.toString ints);
in
if builtins.length ints == 0 then
""
else
"iptables -A INPUT -p ${proto} --match multiport --dports ${intsS} --source ${subnetsS} -j ACCEPT";
startTCP = map (attr: mkAdd "tcp" attr.subnets attr.tcp) ports;
startUDP = map (attr: mkAdd "udp" attr.subnets attr.udp) ports;
# TODO: when stopping the firewall, systemd uses the old ports. So this is a two-phase process.
# How to stop the old one and start the new one?
mkDel =
proto: subnets: ints:
let
subnetsS = builtins.concatStringsSep "," subnets;
intsS = builtins.concatStringsSep "," (map builtins.toString ints);
in
if builtins.length ints == 0 then
""
else
"iptables -D INPUT -p ${proto} --match multiport --dports ${intsS} --source ${subnetsS} -j ACCEPT || :";
stopTCP = map (attr: mkDel "tcp" attr.subnets attr.tcp) ports;
stopUDP = map (attr: mkDel "udp" attr.subnets attr.udp) ports;
in
if builtins.length ints == 0
then ""
else "iptables -A INPUT -p ${proto} --match multiport --dports ${intsS} --source ${subnetsS} -j ACCEPT";
startTCP = map (attr: mkAdd "tcp" attr.subnets attr.tcp) ports;
startUDP = map (attr: mkAdd "udp" attr.subnets attr.udp) ports;
# TODO: when stopping the firewall, systemd uses the old ports. So this is a two-phase process.
# How to stop the old one and start the new one?
mkDel = proto: subnets: ints: let
subnetsS = builtins.concatStringsSep "," subnets;
intsS = builtins.concatStringsSep "," (map builtins.toString ints);
in
if builtins.length ints == 0
then ""
else "iptables -D INPUT -p ${proto} --match multiport --dports ${intsS} --source ${subnetsS} -j ACCEPT || :";
stopTCP = map (attr: mkDel "tcp" attr.subnets attr.tcp) ports;
stopUDP = map (attr: mkDel "udp" attr.subnets attr.udp) ports;
in {
networking.firewall.extraCommands = lib.concatLines (startTCP ++ startUDP);
networking.firewall.extraStopCommands = lib.concatLines (stopTCP ++ stopUDP);
};
{
networking.firewall.extraCommands = lib.concatLines (startTCP ++ startUDP);
networking.firewall.extraStopCommands = lib.concatLines (stopTCP ++ stopUDP);
};
}