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|
{ config, pkgs, lib, ... }:
with lib;
let
cfg = config.services.prometheus.unifiExporter;
in {
options = {
services.prometheus.unifiExporter = {
enable = mkEnableOption "prometheus unifi exporter";
port = mkOption {
type = types.int;
default = 9130;
description = ''
Port to listen on.
'';
};
unifiAddress = mkOption {
type = types.str;
example = "https://10.0.0.1:8443";
description = ''
URL of the UniFi Controller API.
'';
};
unifiInsecure = mkOption {
type = types.bool;
default = false;
description = ''
If enabled skip the verification of the TLS certificate of the UniFi Controller API.
Use with caution.
'';
};
unifiUsername = mkOption {
type = types.str;
example = "ReadOnlyUser";
description = ''
username for authentication against UniFi Controller API.
'';
};
unifiPassword = mkOption {
type = types.str;
description = ''
Password for authentication against UniFi Controller API.
'';
};
unifiTimeout = mkOption {
type = types.str;
default = "5s";
example = "2m";
description = ''
Timeout including unit for UniFi Controller API requests.
'';
};
extraFlags = mkOption {
type = types.listOf types.str;
default = [];
description = ''
Extra commandline options when launching the unifi exporter.
'';
};
openFirewall = mkOption {
type = types.bool;
default = false;
description = ''
Open port in firewall for incoming connections.
'';
};
};
};
config = mkIf cfg.enable {
networking.firewall.allowedTCPPorts = optional cfg.openFirewall cfg.port;
systemd.services.prometheus-unifi-exporter = {
description = "Prometheus exporter for UniFi Controller metrics";
unitConfig.Documentation = "https://github.com/mdlayher/unifi_exporter";
wantedBy = [ "multi-user.target" ];
after = optional config.services.unifi.enable "unifi.service";
serviceConfig = {
User = "nobody";
Restart = "always";
PrivateTmp = true;
WorkingDirectory = /tmp;
ExecStart = ''
${pkgs.prometheus-unifi-exporter}/bin/unifi_exporter \
-telemetry.addr :${toString cfg.port} \
-unifi.addr ${cfg.unifiAddress} \
-unifi.username ${cfg.unifiUsername} \
-unifi.password ${cfg.unifiPassword} \
-unifi.timeout ${cfg.unifiTimeout} \
${optionalString cfg.unifiInsecure "-unifi.insecure" } \
${concatStringsSep " \\\n " cfg.extraFlags}
'';
};
};
};
}
|