nixpkgs/nixos/modules/services/monitoring/cadvisor.nix
Eric Sagnes c02b9b93f6 cadvisor test: fix (#18671)
* influxdb module: add postStart

* cadvisor module: increase TimeoutStartSec

Under high load, the cadvisor module can take longer than the default 90
seconds to start. This change should hopefully fix the test on Hydra.

(cherry picked from commit 2d2c311304)
2016-09-20 22:00:48 +02:00

100 lines
2.6 KiB
Nix

{ config, pkgs, lib, ... }:
with lib;
let
cfg = config.services.cadvisor;
in {
options = {
services.cadvisor = {
enable = mkOption {
default = false;
type = types.bool;
description = "Whether to enable cadvisor service.";
};
listenAddress = mkOption {
default = "127.0.0.1";
type = types.str;
description = "Cadvisor listening host";
};
port = mkOption {
default = 8080;
type = types.int;
description = "Cadvisor listening port";
};
storageDriver = mkOption {
default = null;
type = types.nullOr types.str;
example = "influxdb";
description = "Cadvisor storage driver.";
};
storageDriverHost = mkOption {
default = "localhost:8086";
type = types.str;
description = "Cadvisor storage driver host.";
};
storageDriverDb = mkOption {
default = "root";
type = types.str;
description = "Cadvisord storage driver database name.";
};
storageDriverUser = mkOption {
default = "root";
type = types.str;
description = "Cadvisor storage driver username.";
};
storageDriverPassword = mkOption {
default = "root";
type = types.str;
description = "Cadvisor storage driver password.";
};
storageDriverSecure = mkOption {
default = false;
type = types.bool;
description = "Cadvisor storage driver, enable secure communication.";
};
};
};
config = mkIf cfg.enable {
systemd.services.cadvisor = {
wantedBy = [ "multi-user.target" ];
after = [ "network.target" "docker.service" "influxdb.service" ];
postStart = mkBefore ''
until ${pkgs.curl.bin}/bin/curl -s -o /dev/null 'http://${cfg.listenAddress}:${toString cfg.port}/containers/'; do
sleep 1;
done
'';
serviceConfig = {
ExecStart = ''${pkgs.cadvisor}/bin/cadvisor \
-logtostderr=true \
-listen_ip=${cfg.listenAddress} \
-port=${toString cfg.port} \
${optionalString (cfg.storageDriver != null) ''
-storage_driver ${cfg.storageDriver} \
-storage_driver_user ${cfg.storageDriverHost} \
-storage_driver_db ${cfg.storageDriverDb} \
-storage_driver_user ${cfg.storageDriverUser} \
-storage_driver_password ${cfg.storageDriverPassword} \
${optionalString cfg.storageDriverSecure "-storage_driver_secure"}
''}
'';
TimeoutStartSec=300;
};
};
virtualisation.docker.enable = mkDefault true;
};
}