{ config, pkgs, values, ... }: { services.prometheus.exporters.node = { enable = true; port = 9100; enabledCollectors = [ "systemd" ]; }; systemd.services.prometheus-node-exporter.serviceConfig = { IPAddressDeny = "any"; IPAddressAllow = [ "127.0.0.1" "::1" values.hosts.ildkule.ipv4 values.hosts.ildkule.ipv6 values.hosts.ildkule.ipv4_global values.hosts.ildkule.ipv6_global ]; }; networking.firewall.allowedTCPPorts = [ 9100 ]; services.promtail = { enable = true; configuration = { server = { http_listen_port = 28183; grpc_listen_port = 0; }; clients = [ { url = "http://ildkule.pvv.ntnu.no:3100/loki/api/v1/push"; } ]; scrape_configs = [ { job_name = "systemd-journal"; journal = { max_age = "12h"; labels = { job = "systemd-journal"; host = config.networking.hostName; }; }; relabel_configs = [ { source_labels = [ "__journal__systemd_unit" ]; target_label = "unit"; } { source_labels = [ "__journal_priority_keyword" ]; target_label = "level"; } ]; } ]; }; }; }