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|
{ me, config, lib, ... }:
let
inherit (lib) mkOption mkEnableOption types;
cfg = config.foundation.monitoring;
victoriaDefaultPort = 8428;
nodeExporterPort = 9001;
cadvisorExporterPort = 9002;
dockerExporterPort = 9323;
in
{
imports = [ ../../services/monitoring/wrapper.nix ];
options.foundation.monitoring = {
server = {
enable = mkEnableOption "monitoring server";
hosts = mkOption {
type = with types; listOf (submodule {
options = {
name = mkOption { type = str; };
ip = mkOption { type = str; };
};
});
default = [ ];
};
};
client = {
enable = mkEnableOption "monitoring client";
};
};
config = lib.mkMerge [
(lib.mkIf cfg.server.enable {
foundation.internal.monitoringService = true;
services.vmagent = {
enable = true;
remoteWrite.url = "http://${me.tailscale.ip}:${toString victoriaDefaultPort}/api/v1/write";
prometheusConfig = {
global = {
scrape_interval = "15s";
};
scrape_configs = let
everyHost = f: map f cfg.server.hosts;
in [
{
job_name = "node";
static_configs = everyHost ({ name, ip }: {
targets = [ "${ip}:${toString nodeExporterPort}" ];
labels = { instance = name; };
});
}
{
job_name = "docker";
static_configs = everyHost ({ name, ip }: {
targets = [ "${ip}:${toString dockerExporterPort}" ];
labels = { instance = name; };
});
}
{
job_name = "cadvisor";
static_configs = everyHost ({ name, ip }: {
targets = [ "${ip}:${toString cadvisorExporterPort}" ];
labels = { instance = name; };
});
}
];
};
};
})
(lib.mkIf (cfg.client.enable || cfg.server.enable) {
services = {
prometheus.exporters.node = {
enable = true;
openFirewall = false;
listenAddress = me.tailscale.ip;
port = nodeExporterPort;
};
cadvisor = {
enable = true;
port = cadvisorExporterPort;
listenAddress = me.tailscale.ip;
};
};
})
];
}
|
