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|
{
config,
inputs,
lib,
libNginx,
this,
...
}:
let
cfg = config.nixfiles.modules.prometheus;
in
{
options.nixfiles.modules.prometheus = {
enable = lib.mkEnableOption "Prometheus";
port = lib.mkOption {
description = "Port.";
type = lib.types.port;
default = 30111;
};
domain = lib.mkOption {
description = "Domain name sans protocol scheme.";
type = lib.types.str;
default = "prometheus.${config.networking.domain}";
};
};
config = lib.mkIf cfg.enable {
nixfiles.modules.nginx = {
enable = true;
upstreams.prometheus.servers."127.0.0.1:${toString cfg.port}" = { };
virtualHosts.${cfg.domain} = {
locations."/".proxyPass = "http://prometheus";
extraConfig = libNginx.config.internalOnly;
};
};
services.prometheus = {
enable = true;
enableReload = true;
listenAddress = "127.0.0.1";
inherit (cfg) port;
extraFlags = [
"--web.external-url=https://${cfg.domain}"
"--storage.tsdb.retention.size=50GB"
"--storage.tsdb.retention.time=1y"
"--storage.tsdb.wal-compression"
];
};
topology.nodes.${this.hostname}.services.prometheus = {
name = "Prometheus";
icon = "${inputs.homelab-svg-assets}/assets/prometheus.svg";
info = cfg.domain;
details.listen.text = "127.0.0.1:${toString cfg.port}";
};
};
}
|
