diff options
Diffstat (limited to 'nixos/modules/services/monitoring/cadvisor.nix')
-rw-r--r-- | nixos/modules/services/monitoring/cadvisor.nix | 106 |
1 files changed, 106 insertions, 0 deletions
diff --git a/nixos/modules/services/monitoring/cadvisor.nix b/nixos/modules/services/monitoring/cadvisor.nix new file mode 100644 index 000000000000..d9c165970eca --- /dev/null +++ b/nixos/modules/services/monitoring/cadvisor.nix @@ -0,0 +1,106 @@ +{ config, pkgs, lib, ... }: + +with lib; + +let + cfg = config.services.cadvisor; + +in { + options = { + services.cadvisor = { + enable = mkOption { + default = false; + type = types.bool; + description = "Wherther to enable cadvisor service."; + }; + + host = 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 ${pkgs.curl}/bin/curl -s -o /dev/null 'http://${cfg.host}:${toString cfg.port}/containers/'; do + sleep 1; + done + ''; + + serviceConfig = { + ExecStart = ''${pkgs.cadvisor}/bin/cadvisor \ + -logtostderr=true \ + -listen_ip=${cfg.host} \ + -port=${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"} + ''} + ''; + User = "cadvisor"; + }; + }; + + virtualisation.docker.enable = true; + + users.extraUsers = singleton { + name = "cadvisor"; + uid = config.ids.uids.cadvisor; + description = "Cadvisor user"; + extraGroups = [ "docker" ]; + }; + }; +} |