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|
{ config, lib, pkgs, options }:
with lib;
let
cfg = config.services.prometheus.exporters.bitcoin;
in
{
port = 9332;
extraOpts = {
rpcUser = mkOption {
type = types.str;
default = "bitcoinrpc";
description = lib.mdDoc ''
RPC user name.
'';
};
rpcPasswordFile = mkOption {
type = types.path;
description = lib.mdDoc ''
File containing RPC password.
'';
};
rpcScheme = mkOption {
type = types.enum [ "http" "https" ];
default = "http";
description = lib.mdDoc ''
Whether to connect to bitcoind over http or https.
'';
};
rpcHost = mkOption {
type = types.str;
default = "localhost";
description = lib.mdDoc ''
RPC host.
'';
};
rpcPort = mkOption {
type = types.port;
default = 8332;
description = lib.mdDoc ''
RPC port number.
'';
};
refreshSeconds = mkOption {
type = types.ints.unsigned;
default = 300;
description = lib.mdDoc ''
How often to ask bitcoind for metrics.
'';
};
extraEnv = mkOption {
type = types.attrsOf types.str;
default = {};
description = lib.mdDoc ''
Extra environment variables for the exporter.
'';
};
};
serviceOpts = {
script = ''
export BITCOIN_RPC_PASSWORD=$(cat ${cfg.rpcPasswordFile})
exec ${pkgs.prometheus-bitcoin-exporter}/bin/bitcoind-monitor.py
'';
environment = {
BITCOIN_RPC_USER = cfg.rpcUser;
BITCOIN_RPC_SCHEME = cfg.rpcScheme;
BITCOIN_RPC_HOST = cfg.rpcHost;
BITCOIN_RPC_PORT = toString cfg.rpcPort;
METRICS_ADDR = cfg.listenAddress;
METRICS_PORT = toString cfg.port;
REFRESH_SECONDS = toString cfg.refreshSeconds;
} // cfg.extraEnv;
};
}
|