diff options
Diffstat (limited to 'nixpkgs/nixos/modules/services/monitoring/bosun.nix')
-rw-r--r-- | nixpkgs/nixos/modules/services/monitoring/bosun.nix | 152 |
1 files changed, 152 insertions, 0 deletions
diff --git a/nixpkgs/nixos/modules/services/monitoring/bosun.nix b/nixpkgs/nixos/modules/services/monitoring/bosun.nix new file mode 100644 index 000000000000..4b855b96e949 --- /dev/null +++ b/nixpkgs/nixos/modules/services/monitoring/bosun.nix @@ -0,0 +1,152 @@ +{ config, lib, pkgs, ... }: + +with lib; + +let + cfg = config.services.bosun; + + configFile = pkgs.writeText "bosun.conf" '' + ${optionalString (cfg.opentsdbHost !=null) "tsdbHost = ${cfg.opentsdbHost}"} + ${optionalString (cfg.influxHost !=null) "influxHost = ${cfg.influxHost}"} + httpListen = ${cfg.listenAddress} + stateFile = ${cfg.stateFile} + ledisDir = ${cfg.ledisDir} + checkFrequency = ${cfg.checkFrequency} + + ${cfg.extraConfig} + ''; + +in { + + options = { + + services.bosun = { + + enable = mkEnableOption "bosun"; + + package = mkPackageOption pkgs "bosun" { }; + + user = mkOption { + type = types.str; + default = "bosun"; + description = '' + User account under which bosun runs. + ''; + }; + + group = mkOption { + type = types.str; + default = "bosun"; + description = '' + Group account under which bosun runs. + ''; + }; + + opentsdbHost = mkOption { + type = types.nullOr types.str; + default = "localhost:4242"; + description = '' + Host and port of the OpenTSDB database that stores bosun data. + To disable opentsdb you can pass null as parameter. + ''; + }; + + influxHost = mkOption { + type = types.nullOr types.str; + default = null; + example = "localhost:8086"; + description = '' + Host and port of the influxdb database. + ''; + }; + + listenAddress = mkOption { + type = types.str; + default = ":8070"; + description = '' + The host address and port that bosun's web interface will listen on. + ''; + }; + + stateFile = mkOption { + type = types.path; + default = "/var/lib/bosun/bosun.state"; + description = '' + Path to bosun's state file. + ''; + }; + + ledisDir = mkOption { + type = types.path; + default = "/var/lib/bosun/ledis_data"; + description = '' + Path to bosun's ledis data dir + ''; + }; + + checkFrequency = mkOption { + type = types.str; + default = "5m"; + description = '' + Bosun's check frequency + ''; + }; + + extraConfig = mkOption { + type = types.lines; + default = ""; + description = '' + Extra configuration options for Bosun. You should describe your + desired templates, alerts, macros, etc through this configuration + option. + + A detailed description of the supported syntax can be found at-spi2-atk + https://bosun.org/configuration.html + ''; + }; + + }; + + }; + + config = mkIf cfg.enable { + + systemd.services.bosun = { + description = "bosun metrics collector (part of Bosun)"; + wantedBy = [ "multi-user.target" ]; + + preStart = '' + mkdir -p "$(dirname "${cfg.stateFile}")"; + touch "${cfg.stateFile}" + touch "${cfg.stateFile}.tmp" + + mkdir -p "${cfg.ledisDir}"; + + if [ "$(id -u)" = 0 ]; then + chown ${cfg.user}:${cfg.group} "${cfg.stateFile}" + chown ${cfg.user}:${cfg.group} "${cfg.stateFile}.tmp" + chown ${cfg.user}:${cfg.group} "${cfg.ledisDir}" + fi + ''; + + serviceConfig = { + PermissionsStartOnly = true; + User = cfg.user; + Group = cfg.group; + ExecStart = '' + ${cfg.package}/bin/bosun -c ${configFile} + ''; + }; + }; + + users.users.bosun = { + description = "bosun user"; + group = "bosun"; + uid = config.ids.uids.bosun; + }; + + users.groups.bosun.gid = config.ids.gids.bosun; + + }; + +} |