l 3 kapacitor: use extraConfig & start as user

This commit is contained in:
lassulus 2017-02-07 17:09:39 +01:00
parent 73f72eeaf1
commit 2b68541e29

View File

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