93 lines
2.4 KiB
Nix
93 lines
2.4 KiB
Nix
{ config, pkgs, lib, ... }:
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with lib;
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let
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cfg = config.services.syslog-ng;
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syslogngConfig = pkgs.writeText "syslog-ng.conf" ''
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@version: 3.5
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@include "scl.conf"
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${cfg.extraConfig}
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'';
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ctrlSocket = "/run/syslog-ng/syslog-ng.ctl";
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pidFile = "/run/syslog-ng/syslog-ng.pid";
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persistFile = "/var/syslog-ng/syslog-ng.persist";
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syslogngOptions = [
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"--foreground"
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"--module-path=${concatStringsSep ":" (["${cfg.package}/lib/syslog-ng"] ++ cfg.extraModulePaths)}"
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"--cfgfile=${syslogngConfig}"
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"--control=${ctrlSocket}"
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"--persist-file=${persistFile}"
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"--pidfile=${pidFile}"
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];
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in {
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options = {
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services.syslog-ng = {
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enable = mkOption {
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type = types.bool;
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default = false;
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description = ''
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Whether to enable the syslog-ng daemon.
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'';
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};
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package = mkOption {
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type = types.package;
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default = pkgs.syslogng;
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description = ''
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The package providing syslog-ng binaries.
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'';
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};
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serviceName = mkOption {
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type = types.str;
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default = "syslog-ng";
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description = ''
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The name of the systemd service that runs syslog-ng. Set this to
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<literal>syslog</literal> if you want journald to automatically
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forward all logs to syslog-ng.
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'';
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};
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extraModulePaths = mkOption {
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type = types.listOf types.str;
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default = [];
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example = literalExample ''
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[ "''${pkgs.syslogng_incubator}/lib/syslog-ng" ]
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'';
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description = ''
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A list of paths that should be included in syslog-ng's
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<literal>--module-path</literal> option. They should usually
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end in <literal>/lib/syslog-ng</literal>
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'';
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};
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extraConfig = mkOption {
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type = types.lines;
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default = "";
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description = ''
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Configuration added to the end of <literal>syslog-ng.conf</literal>.
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'';
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};
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};
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};
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config = mkIf cfg.enable {
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systemd.services."${cfg.serviceName}" = {
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wantedBy = [ "multi-user.target" ];
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preStart = "mkdir -p /{var,run}/syslog-ng";
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serviceConfig = {
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Type = "notify";
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Sockets = "syslog.socket";
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StandardOutput = "null";
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Restart = "on-failure";
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ExecStart = "${cfg.package}/sbin/syslog-ng ${concatStringsSep " " syslogngOptions}";
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};
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};
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};
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}
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