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{ config, pkgs, lib, ... }:
with lib;
let
cfg = config.services.prometheus.exporters.openvpn;
in {
port = 9176;
extraOpts = {
statusPaths = mkOption {
type = types.listOf types.str;
description = lib.mdDoc ''
Paths to OpenVPN status files. Please configure the OpenVPN option
`status` accordingly.
'';
};
telemetryPath = mkOption {
type = types.str;
default = "/metrics";
description = lib.mdDoc ''
Path under which to expose metrics.
'';
};
};
serviceOpts = {
serviceConfig = {
PrivateDevices = true;
ProtectKernelModules = true;
NoNewPrivileges = true;
ExecStart = ''
${pkgs.prometheus-openvpn-exporter}/bin/openvpn_exporter \
-openvpn.status_paths "${concatStringsSep "," cfg.statusPaths}" \
-web.listen-address ${cfg.listenAddress}:${toString cfg.port} \
-web.telemetry-path ${cfg.telemetryPath}
'';
};
};
}
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