l 3 kapacitor: use extraConfig & start as user
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lassulus
parent
73f72eeaf1
commit
2b68541e29
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@ -1,7 +1,7 @@
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{ config, lib, pkgs, ... }:
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with builtins;
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with lib;
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with import <stockholm/lib>;
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let
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cfg = config.lass.kapacitor;
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@ -11,6 +11,71 @@ let
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config = mkIf cfg.enable imp;
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};
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configOptions = recursiveUpdate {
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hostname = "localhost";
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data_dir = cfg.dataDir;
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http = {
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bind-address = ":9092";
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auth-enabled = false;
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log-enabled = false;
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gtgwrite-tracing = false;
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pprof-enabled = false;
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https-enabled = false;
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https-certificate = "/etc/ssl/kapacitor.pem";
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shutdown-timeout = "10s";
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shared-secret = "";
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};
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replay ={
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dir = "${cfg.dataDir}/replay";
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};
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storage = {
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boltdb = "${cfg.dataDir}/kapacitor.db";
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};
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task = {
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dir = "${cfg.dataDir}/tasks";
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snapshot-interval = "1m0s";
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};
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influxdb = [{
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enabled = true;
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name = "default";
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default = false;
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urls = ["http://localhost:8086"];
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username = "";
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password = "";
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ssl-ca = "";
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ssl-cert = "";
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ssl-key = "";
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insecure-skip-verify = false;
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timeout = "0s";
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disable-subscriptions = false;
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subscription-protocol = "http";
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udp-bind = "";
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udp-buffer = 1000;
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udp-read-buffer = 0;
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startup-timeout = "5m0s";
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subscriptions-sync-interval = "1m0s";
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influxdb.excluded-subscriptions = {
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_kapacitor = ["autogen"];
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};
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}];
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logging = {
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file = "STDERR";
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level = "INFO";
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};
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deadman = {
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interval = "10s";
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id = "{{ .Group }}:NODE_NAME for task '{{ .TaskName }}'";
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message = "{{ .ID }} is {{ if eq .Level \"OK\" }}alive{{ else }}dead{{ end }}: {{ index .Fields \"emitted\" | printf \"%0.3f\" }} points/INTERVAL.";
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global = false;
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};
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} cfg.extraConfig;
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api = {
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enable = mkEnableOption "kapacitor";
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dataDir = mkOption {
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@ -18,90 +83,54 @@ let
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default = "/var/lib/kapacitor";
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};
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user = mkOption {
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type = types.str;
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default = "kapacitor";
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type = types.user;
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default = {
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name = "kapacitor";
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home = cfg.dataDir;
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};
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};
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logLevel = mkOption {
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type = types.enum ["DEBUG" "INFO" "WARN" "ERROR" "OFF"];
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default = "INFO";
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group = mkOption {
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type = types.group;
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default = {
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name = "kapacitor";
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};
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};
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alarms = mkOption {
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type = with types; attrsOf str;
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extraConfig = mkOption {
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type = types.attrs;
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default = {};
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};
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check_db = mkOption {
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type = types.str;
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default = "all_data";
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};
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config = mkOption {
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type = types.str;
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#TODO: find a good default
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default = ''
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hostname = "localhost"
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data_dir = "${cfg.dataDir}"
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[http]
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bind-address = ":9092"
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auth-enabled = false
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log-enabled = true
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write-tracing = false
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pprof-enabled = false
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https-enabled = false
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https-certificate = "/etc/ssl/kapacitor.pem"
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shutdown-timeout = "10s"
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shared-secret = ""
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[replay]
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dir = "${cfg.dataDir}/replay"
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[storage]
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boltdb = "${cfg.dataDir}/kapacitor.db"
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[task]
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dir = "${cfg.dataDir}/tasks"
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snapshot-interval = "1m0s"
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[[influxdb]]
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enabled = true
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name = "default"
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default = false
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urls = ["http://localhost:8086"]
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username = ""
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password = ""
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ssl-ca = ""
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ssl-cert = ""
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ssl-key = ""
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insecure-skip-verify = false
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timeout = "0s"
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disable-subscriptions = false
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subscription-protocol = "http"
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udp-bind = ""
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udp-buffer = 1000
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udp-read-buffer = 0
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startup-timeout = "5m0s"
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subscriptions-sync-interval = "1m0s"
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[influxdb.subscriptions]
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[influxdb.excluded-subscriptions]
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_kapacitor = ["autogen"]
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[logging]
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file = "STDERR"
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level = "${cfg.logLevel}"
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[deadman]
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interval = "10s"
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threshold = 0.0
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id = "{{ .Group }}:NODE_NAME for task '{{ .TaskName }}'"
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message = "{{ .ID }} is {{ if eq .Level \"OK\" }}alive{{ else }}dead{{ end }}: {{ index .Fields \"emitted\" | printf \"%0.3f\" }} points/INTERVAL."
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global = false
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'';
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description = "configuration kapacitor is started with";
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alarms = mkOption {
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type = with types; attrsOf (submodule {
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options = {
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database = mkOption {
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type = str;
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};
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text = mkOption {
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type = str;
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};
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};
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});
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default = {};
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};
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};
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configFile = pkgs.writeText "kapacitor.conf" cfg.config;
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configFile = pkgs.runCommand "kapacitor.toml" {} ''
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${pkgs.remarshal}/bin/remarshal -if json -of toml \
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< ${pkgs.writeText "kapacitor.json" (builtins.toJSON configOptions)} \
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> $out
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'';
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imp = {
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users = {
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groups.${cfg.group.name} = {
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inherit (cfg.group) name gid;
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};
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users.${cfg.user.name} = {
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inherit (cfg.user) home name uid;
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createHome = true;
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group = cfg.group.name;
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};
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};
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systemd.services.kapacitor = {
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description = "kapacitor";
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@ -112,6 +141,7 @@ let
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serviceConfig = {
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Restart = "always";
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User = cfg.user.name;
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ExecStart = "${pkgs.kapacitor}/bin/kapacitord -config ${configFile}";
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};
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};
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@ -125,13 +155,14 @@ let
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serviceConfig = {
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Type = "oneshot";
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User = cfg.user.name;
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ExecStart = pkgs.writeDash "add_alarms" ''
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${pkgs.kapacitor}/bin/kapacitor delete tasks \*
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${concatStrings (mapAttrsToList (name: alarm: ''
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${pkgs.kapacitor}/bin/kapacitor define ${name} \
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-type batch \
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-tick ${pkgs.writeText "${name}.tick" alarm} \
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-dbrp ${cfg.check_db}.default
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-tick ${pkgs.writeText "${name}.tick" alarm.text} \
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-dbrp ${alarm.database}.default
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${pkgs.kapacitor}/bin/kapacitor enable ${name}
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'') cfg.alarms)}
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'';
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@ -139,5 +170,4 @@ let
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};
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};
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in out
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