depot/third_party/nixpkgs/nixos/modules/services/logging/syslog-ng.nix

88 lines
2.4 KiB
Nix

{ config, pkgs, lib, ... }:
let
cfg = config.services.syslog-ng;
syslogngConfig = pkgs.writeText "syslog-ng.conf" ''
${cfg.configHeader}
${cfg.extraConfig}
'';
ctrlSocket = "/run/syslog-ng/syslog-ng.ctl";
pidFile = "/run/syslog-ng/syslog-ng.pid";
persistFile = "/var/syslog-ng/syslog-ng.persist";
syslogngOptions = [
"--foreground"
"--module-path=${lib.concatStringsSep ":" (["${cfg.package}/lib/syslog-ng"] ++ cfg.extraModulePaths)}"
"--cfgfile=${syslogngConfig}"
"--control=${ctrlSocket}"
"--persist-file=${persistFile}"
"--pidfile=${pidFile}"
];
in {
imports = [
(lib.mkRemovedOptionModule [ "services" "syslog-ng" "serviceName" ] "")
(lib.mkRemovedOptionModule [ "services" "syslog-ng" "listenToJournal" ] "")
];
options = {
services.syslog-ng = {
enable = lib.mkOption {
type = lib.types.bool;
default = false;
description = ''
Whether to enable the syslog-ng daemon.
'';
};
package = lib.mkPackageOption pkgs "syslogng" { };
extraModulePaths = lib.mkOption {
type = lib.types.listOf lib.types.str;
default = [];
description = ''
A list of paths that should be included in syslog-ng's
`--module-path` option. They should usually
end in `/lib/syslog-ng`
'';
};
extraConfig = lib.mkOption {
type = lib.types.lines;
default = "";
description = ''
Configuration added to the end of `syslog-ng.conf`.
'';
};
configHeader = lib.mkOption {
type = lib.types.lines;
default = ''
@version: 4.4
@include "scl.conf"
'';
description = ''
The very first lines of the configuration file. Should usually contain
the syslog-ng version header.
'';
};
};
};
config = lib.mkIf cfg.enable {
systemd.services.syslog-ng = {
description = "syslog-ng daemon";
preStart = "mkdir -p /{var,run}/syslog-ng";
wantedBy = [ "multi-user.target" ];
after = [ "multi-user.target" ]; # makes sure hostname etc is set
serviceConfig = {
Type = "notify";
PIDFile = pidFile;
StandardOutput = "null";
Restart = "on-failure";
ExecStart = "${cfg.package}/sbin/syslog-ng ${lib.concatStringsSep " " syslogngOptions}";
ExecReload = "${pkgs.coreutils}/bin/kill -HUP $MAINPID";
};
};
};
}