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{ config, lib, pkgs, options }:
with lib;
let
cfg = config.services.prometheus.exporters.tor;
in
{
port = 9130;
extraOpts = {
torControlAddress = mkOption {
type = types.str;
default = "127.0.0.1";
description = ''
Tor control IP address or hostname.
'';
};
torControlPort = mkOption {
type = types.int;
default = 9051;
description = ''
Tor control port.
'';
};
};
serviceOpts = {
serviceConfig = {
ExecStart = ''
${pkgs.prometheus-tor-exporter}/bin/prometheus-tor-exporter \
-b ${cfg.listenAddress} \
-p ${toString cfg.port} \
-a ${cfg.torControlAddress} \
-c ${toString cfg.torControlPort} \
${concatStringsSep " \\\n " cfg.extraFlags}
'';
};
# CPython requires a process to either have $HOME defined or run as a UID
# defined in /etc/passwd. The latter is false with DynamicUser, so define a
# dummy $HOME. https://bugs.python.org/issue10496
environment = { HOME = "/var/empty"; };
};
}
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