89 lines
2.3 KiB
Nix
89 lines
2.3 KiB
Nix
{ config, lib, pkgs, ... }:
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with lib;
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let
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fprotUser = "fprot";
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stateDir = "/var/lib/fprot";
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fprotGroup = fprotUser;
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cfg = config.services.fprot;
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in {
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options = {
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services.fprot = {
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updater = {
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enable = mkOption {
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default = false;
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description = ''
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Whether to enable automatic F-Prot virus definitions database updates.
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'';
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};
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productData = mkOption {
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description = ''
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product.data file. Defaults to the one supplied with installation package.
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'';
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};
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frequency = mkOption {
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default = 30;
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description = ''
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Update virus definitions every X minutes.
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'';
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};
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licenseKeyfile = mkOption {
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description = ''
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License keyfile. Defaults to the one supplied with installation package.
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'';
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};
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};
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};
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};
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###### implementation
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config = mkIf cfg.updater.enable {
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services.fprot.updater.productData = mkDefault "${pkgs.fprot}/opt/f-prot/product.data";
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services.fprot.updater.licenseKeyfile = mkDefault "${pkgs.fprot}/opt/f-prot/license.key";
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environment.systemPackages = [ pkgs.fprot ];
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environment.etc = singleton {
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source = "${pkgs.fprot}/opt/f-prot/f-prot.conf";
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target = "f-prot.conf";
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};
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users.extraUsers = singleton
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{ name = fprotUser;
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uid = config.ids.uids.fprot;
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description = "F-Prot daemon user";
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home = stateDir;
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};
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users.extraGroups = singleton
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{ name = fprotGroup;
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gid = config.ids.gids.fprot;
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};
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services.cron.systemCronJobs = [ "*/${toString cfg.updater.frequency} * * * * root start fprot-updater" ];
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systemd.services."fprot-updater" = {
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serviceConfig = {
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Type = "oneshot";
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RemainAfterExit = false;
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};
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wantedBy = [ "multi-user.target" ];
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# have to copy fpupdate executable because it insists on storing the virus database in the same dir
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preStart = ''
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mkdir -m 0755 -p ${stateDir}
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chown ${fprotUser}:${fprotGroup} ${stateDir}
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cp ${pkgs.fprot}/opt/f-prot/fpupdate ${stateDir}
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ln -sf ${cfg.updater.productData} ${stateDir}/product.data
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'';
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script = "/var/lib/fprot/fpupdate --keyfile ${cfg.updater.licenseKeyfile}";
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};
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};
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}
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