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Add start stop hooks to notnftables

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Signed-off-by: magic_rb <magic_rb@redalder.org>
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magic_rb 2024-01-18 13:15:30 +01:00
parent 574447e7f4
commit 82774bc978
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1 changed files with 33 additions and 5 deletions
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38
nixos/modules/notnft.nix
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@ -11,14 +11,34 @@ let
listToAttrs listToAttrs
optional optional
filter filter
optionalString; optionalString
;
cfg = config.networking.notnft; cfg = config.networking.notnft;
jsonFormat = (pkgs.formats.json {}); jsonFormat = pkgs.formats.json {};
in in {
{
options.networking.notnft = { options.networking.notnft = {
enable = mkEnableOption "notnft"; enable = mkEnableOption "notnft";
preStart = mkOption {
type = types.lines;
default = "";
};
postStart = mkOption {
type = types.lines;
default = "";
};
preStop = mkOption {
type = types.lines;
default = "";
};
postStop = mkOption {
type = types.lines;
default = "";
};
preRules = mkOption { preRules = mkOption {
type = types.listOf jsonFormat.type; type = types.listOf jsonFormat.type;
default = []; default = [];
@ -91,7 +111,15 @@ in
reloadIfChanged = true; reloadIfChanged = true;
serviceConfig = let serviceConfig = let
startScript = pkgs.writeShellScript "start-nft.sh" '' startScript = pkgs.writeShellScript "start-nft.sh" ''
${cfg.preStart}
${pkgs.buildPackages.nftables}/bin/nft -j -f ${cfg.jsonFile} ${pkgs.buildPackages.nftables}/bin/nft -j -f ${cfg.jsonFile}
${cfg.postStart}
'';
stopScript = pkgs.writeShellScript "stop-nft.sh" ''
${cfg.preStop}
${optionalString cfg.flush "${pkgs.nftables}/bin/nft flush ruleset"}
${cfg.postStop}
''; '';
# rulesScript = pkgs.writeTextFile { # rulesScript = pkgs.writeTextFile {
# name = "nftables-rules"; # name = "nftables-rules";
@ -116,7 +144,7 @@ in
RemainAfterExit = true; RemainAfterExit = true;
ExecStart = startScript; ExecStart = startScript;
ExecReload = startScript; ExecReload = startScript;
ExecStop = optionalString cfg.flush "${pkgs.nftables}/bin/nft flush ruleset"; ExecStop = stopScript;
}; };
}; };
}; };