nixpkgs-suyu/nixos/modules/services/logging/syslog-ng.nix
2014-08-11 15:06:11 +02:00

83 lines
2.2 KiB
Nix

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