105 lines
2.4 KiB
Nix
105 lines
2.4 KiB
Nix
{ config, lib, pkgs, ... }:
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with lib;
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let
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cfg = config.services.rsyslogd;
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syslogConf = pkgs.writeText "syslog.conf" ''
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$ModLoad imuxsock
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$SystemLogSocketName /run/systemd/journal/syslog
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$WorkDirectory /var/spool/rsyslog
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${cfg.defaultConfig}
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${cfg.extraConfig}
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'';
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defaultConf = ''
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# "local1" is used for dhcpd messages.
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local1.* -/var/log/dhcpd
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mail.* -/var/log/mail
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*.=warning;*.=err -/var/log/warn
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*.crit /var/log/warn
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*.*;mail.none;local1.none -/var/log/messages
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'';
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in
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{
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###### interface
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options = {
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services.rsyslogd = {
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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 syslogd. Note that systemd also logs
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syslog messages, so you normally don't need to run syslogd.
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'';
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};
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defaultConfig = mkOption {
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type = types.string;
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default = defaultConf;
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description = ''
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The default <filename>syslog.conf</filename> file configures a
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fairly standard setup of log files, which can be extended by
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means of <varname>extraConfig</varname>.
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'';
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};
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extraConfig = mkOption {
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type = types.string;
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default = "";
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example = "news.* -/var/log/news";
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description = ''
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Additional text appended to <filename>syslog.conf</filename>,
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i.e. the contents of <varname>defaultConfig</varname>.
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'';
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};
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extraParams = mkOption {
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type = types.listOf types.str;
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default = [ ];
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example = [ "-m 0" ];
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description = ''
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Additional parameters passed to <command>rsyslogd</command>.
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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.enable {
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environment.systemPackages = [ pkgs.rsyslog ];
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systemd.services.syslog =
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{ description = "Syslog Daemon";
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requires = [ "syslog.socket" ];
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wantedBy = [ "multi-user.target" ];
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serviceConfig =
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{ ExecStart = "${pkgs.rsyslog}/sbin/rsyslogd ${toString cfg.extraParams} -f ${syslogConf} -n";
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ExecStartPre = "${pkgs.coreutils}/bin/mkdir -p /var/spool/rsyslog";
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# Prevent syslogd output looping back through journald.
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StandardOutput = "null";
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};
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};
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};
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}
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