treewide: apply the new rfc nixfmt
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parent
e702d503b9
commit
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SHA256:qZ/tzd8lYRtUFSrfBDBMcUqV4GHKxqeqRA3huItgvbk
53 changed files with 1371 additions and 888 deletions
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@ -1,26 +1,31 @@
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{ config, pkgs, lib, ... }:
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{
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config,
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pkgs,
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lib,
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...
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}:
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with lib;
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let
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cfg = config.custom.prometheus;
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mkExporterOption = enableOption: (mkOption {
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type = types.bool;
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default = enableOption;
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description = "Enable this exporter";
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});
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mkExporterOption =
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enableOption:
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(mkOption {
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type = types.bool;
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default = enableOption;
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description = "Enable this exporter";
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});
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mkRulesOption = mkOption {
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type = types.listOf (types.submodule {
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options = {
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name = mkOption {
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type = lib.types.str;
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type = types.listOf (
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types.submodule {
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options = {
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name = mkOption { type = lib.types.str; };
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rules = mkOption { type = lib.types.listOf lib.types.attrs; };
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};
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rules = mkOption {
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type = lib.types.listOf lib.types.attrs;
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};
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};
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});
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}
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);
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};
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in
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{
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@ -54,153 +59,172 @@ in
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};
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grafana = {
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enable = mkEnableOption "Grafana Cloud";
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password_file = mkOption {
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type = types.path;
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};
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password_file = mkOption { type = types.path; };
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};
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ruleModules = mkRulesOption;
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};
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};
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config = mkIf cfg.enable
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{
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services.tailscale = {
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enable = true;
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permitCertUid = config.services.caddy.user;
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openFirewall = true;
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};
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config = mkIf cfg.enable {
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services.tailscale = {
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enable = true;
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permitCertUid = config.services.caddy.user;
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openFirewall = true;
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};
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services.caddy = {
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enable = true;
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virtualHosts."${config.networking.hostName}.coho-tet.ts.net".extraConfig = ''
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reverse_proxy 127.0.0.1:${toString config.services.prometheus.port}
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'';
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};
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services.caddy = {
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enable = true;
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virtualHosts."${config.networking.hostName}.coho-tet.ts.net".extraConfig = ''
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reverse_proxy 127.0.0.1:${toString config.services.prometheus.port}
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'';
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};
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services.prometheus = mkIf cfg.enable
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services.prometheus = mkIf cfg.enable {
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enable = true;
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port = 9091;
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globalConfig.external_labels = {
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hostname = config.networking.hostName;
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};
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remoteWrite = mkIf cfg.grafana.enable [
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{
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name = "grafana";
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url = "https://prometheus-prod-24-prod-eu-west-2.grafana.net/api/prom/push";
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basic_auth = {
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username = "1340065";
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password_file = cfg.grafana.password_file;
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};
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}
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];
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exporters = {
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node = {
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enable = true;
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port = 9091;
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globalConfig.external_labels = { hostname = config.networking.hostName; };
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remoteWrite = mkIf cfg.grafana.enable [
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{
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name = "grafana";
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url = "https://prometheus-prod-24-prod-eu-west-2.grafana.net/api/prom/push";
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basic_auth = {
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username = "1340065";
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password_file = cfg.grafana.password_file;
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};
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}
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enabledCollectors = [
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"loadavg"
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"time"
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"systemd"
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];
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exporters = {
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node = {
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enable = true;
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enabledCollectors = [
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"loadavg"
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"time"
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"systemd"
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];
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listenAddress = "127.0.0.1";
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port = 9100;
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};
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};
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scrapeConfigs = [
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{
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job_name = "prometheus";
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static_configs = [
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{ targets = [ "localhost:${toString config.services.prometheus.port}" ]; }
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];
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}
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{
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job_name = "node";
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static_configs = [
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{ targets = [ "localhost:${toString config.services.prometheus.exporters.node.port}" ]; }
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];
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}
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];
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alertmanager = {
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enable = true;
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listenAddress = "127.0.0.1";
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logLevel = "debug";
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configuration = {
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route = {
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receiver = "ntfy";
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};
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receivers = [
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{
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name = "ntfy";
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webhook_configs = [
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{
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url = "https://ntfy.xinyang.life/prometheus-alerts?tpl=yes&m=${lib.escapeURL ''
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Alert {{.status}}
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{{range .alerts}}-----{{range $k,$v := .labels}}
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{{$k}}={{$v}}{{end}}
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{{end}}
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''}";
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send_resolved = true;
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}
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];
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}
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];
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};
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};
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alertmanagers = [
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{
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scheme = "http";
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static_configs = [
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{
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targets = [
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"${config.services.prometheus.alertmanager.listenAddress}:${toString config.services.prometheus.alertmanager.port}"
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];
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}
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];
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}
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];
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rules = [ (lib.generators.toYAML { } { groups = cfg.ruleModules; }) ];
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listenAddress = "127.0.0.1";
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port = 9100;
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};
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custom.prometheus.ruleModules = [
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};
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scrapeConfigs = [
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{
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name = "system_alerts";
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rules = [
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job_name = "prometheus";
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static_configs = [ { targets = [ "localhost:${toString config.services.prometheus.port}" ]; } ];
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}
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{
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job_name = "node";
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static_configs = [
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{ targets = [ "localhost:${toString config.services.prometheus.exporters.node.port}" ]; }
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];
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}
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];
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alertmanager = {
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enable = true;
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listenAddress = "127.0.0.1";
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logLevel = "debug";
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configuration = {
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route = {
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receiver = "ntfy";
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};
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receivers = [
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{
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alert = "SystemdFailedUnits";
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expr = "node_systemd_unit_state{state=\"failed\"} > 0";
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for = "5m";
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labels = { severity = "critical"; };
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annotations = { summary = "Systemd has failed units on {{ $labels.instance }}"; description = "There are {{ $value }} failed units on {{ $labels.instance }}. Immediate attention required!"; };
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name = "ntfy";
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webhook_configs = [
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{
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url = "https://ntfy.xinyang.life/prometheus-alerts?tpl=yes&m=${lib.escapeURL ''
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Alert {{.status}}
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{{range .alerts}}-----{{range $k,$v := .labels}}
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{{$k}}={{$v}}{{end}}
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{{end}}
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''}";
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send_resolved = true;
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}
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];
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}
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];
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};
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};
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alertmanagers = [
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{
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scheme = "http";
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static_configs = [
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{
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alert = "HighLoadAverage";
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expr = "node_load1 > 0.8 * count without (cpu) (node_cpu_seconds_total{mode=\"idle\"})";
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for = "1m";
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labels = { severity = "warning"; };
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annotations = { summary = "High load average detected on {{ $labels.instance }}"; description = "The 1-minute load average ({{ $value }}) exceeds 80% the number of CPUs."; };
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}
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{
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alert = "HighTransmitTraffic";
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expr = "rate(node_network_transmit_bytes_total{device!=\"lo\"}[5m]) > 100000000";
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for = "1m";
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labels = { severity = "warning"; };
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annotations = { summary = "High network transmit traffic on {{ $labels.instance }} ({{ $labels.device }})"; description = "The network interface {{ $labels.device }} on {{ $labels.instance }} is transmitting data at a rate exceeding 100 MB/s for the last 1 minute."; };
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}
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{
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alert = "NetworkTrafficExceedLimit";
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expr = ''increase(node_network_transmit_bytes_total{device!="lo",device!~"tailscale.*",device!~"wg.*",device!~"br.*"}[30d]) > 322122547200'';
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for = "0m";
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labels = { severity = "critical"; };
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annotations = { summary = "Outbound network traffic exceed 300GB for last 30 day"; };
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}
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{
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alert = "JobDown";
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expr = "up == 0";
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for = "1m";
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labels = { severity = "critical"; };
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annotations = { summary = "Job {{ $labels.job }} down for 1m."; };
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targets = [
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"${config.services.prometheus.alertmanager.listenAddress}:${toString config.services.prometheus.alertmanager.port}"
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];
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}
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];
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}
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];
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rules = [ (lib.generators.toYAML { } { groups = cfg.ruleModules; }) ];
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};
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custom.prometheus.ruleModules = [
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{
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name = "system_alerts";
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rules = [
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{
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alert = "SystemdFailedUnits";
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expr = "node_systemd_unit_state{state=\"failed\"} > 0";
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for = "5m";
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labels = {
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severity = "critical";
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};
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annotations = {
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summary = "Systemd has failed units on {{ $labels.instance }}";
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description = "There are {{ $value }} failed units on {{ $labels.instance }}. Immediate attention required!";
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};
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}
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{
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alert = "HighLoadAverage";
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expr = "node_load1 > 0.8 * count without (cpu) (node_cpu_seconds_total{mode=\"idle\"})";
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for = "1m";
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labels = {
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severity = "warning";
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};
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annotations = {
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summary = "High load average detected on {{ $labels.instance }}";
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description = "The 1-minute load average ({{ $value }}) exceeds 80% the number of CPUs.";
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};
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}
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{
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alert = "HighTransmitTraffic";
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expr = "rate(node_network_transmit_bytes_total{device!=\"lo\"}[5m]) > 100000000";
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for = "1m";
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labels = {
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severity = "warning";
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};
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annotations = {
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summary = "High network transmit traffic on {{ $labels.instance }} ({{ $labels.device }})";
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description = "The network interface {{ $labels.device }} on {{ $labels.instance }} is transmitting data at a rate exceeding 100 MB/s for the last 1 minute.";
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};
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}
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{
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alert = "NetworkTrafficExceedLimit";
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expr = ''increase(node_network_transmit_bytes_total{device!="lo",device!~"tailscale.*",device!~"wg.*",device!~"br.*"}[30d]) > 322122547200'';
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for = "0m";
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labels = {
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severity = "critical";
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};
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annotations = {
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summary = "Outbound network traffic exceed 300GB for last 30 day";
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};
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}
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{
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alert = "JobDown";
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expr = "up == 0";
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for = "1m";
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labels = {
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severity = "critical";
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};
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annotations = {
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summary = "Job {{ $labels.job }} down for 1m.";
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};
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}
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];
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}
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];
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};
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}
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