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author | Tristan Helmich <tristan.helmich@gmail.com> | 2017-07-01 18:57:18 +0200 |
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committer | Tristan Helmich <tristan.helmich@gmail.com> | 2017-07-02 10:45:59 +0200 |
commit | 97e8422541d2acbf083e9efde6f0a42ffde2e18b (patch) | |
tree | 74cc7ae8f2e5b81e8a0369dd3e99bb2cf1431d22 /nixos/modules/services/logging | |
parent | a20dbcb88b7aa125e6da481405395083784e1c00 (diff) | |
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heartbeat service: init
Diffstat (limited to 'nixos/modules/services/logging')
-rw-r--r-- | nixos/modules/services/logging/heartbeat.nix | 72 |
1 files changed, 72 insertions, 0 deletions
diff --git a/nixos/modules/services/logging/heartbeat.nix b/nixos/modules/services/logging/heartbeat.nix new file mode 100644 index 000000000000..b595ac07bf5e --- /dev/null +++ b/nixos/modules/services/logging/heartbeat.nix @@ -0,0 +1,72 @@ +{ config, lib, pkgs, ... }: + +with lib; + +let + cfg = config.services.heartbeat; + + heartbeatYml = pkgs.writeText "heartbeat.yml" '' + name: ${cfg.name} + tags: ${builtins.toJSON cfg.tags} + + ${cfg.extraConfig} + ''; + +in +{ + options = { + + services.heartbeat = { + + enable = mkEnableOption "heartbeat"; + + name = mkOption { + type = types.str; + default = "heartbeat"; + description = "Name of the beat"; + }; + + tags = mkOption { + type = types.listOf types.str; + default = []; + description = "Tags to place on the shipped log messages"; + }; + + stateDir = mkOption { + type = types.str; + default = "/var/lib/heartbeat"; + description = "The state directory. heartbeat's own logs and other data are stored here."; + }; + + extraConfig = mkOption { + type = types.lines; + default = '' + heartbeat.monitors: + - type: http + urls: ["http://localhost:9200"] + schedule: '@every 10s' + ''; + description = "Any other configuration options you want to add"; + }; + + }; + }; + + config = mkIf cfg.enable { + + systemd.services.heartbeat = with pkgs; { + description = "heartbeat log shipper"; + wantedBy = [ "multi-user.target" ]; + preStart = '' + mkdir -p "${cfg.stateDir}"/{data,logs} + chown nobody:nogroup "${cfg.stateDir}"/{data,logs} + ''; + serviceConfig = { + User = "nobody"; + PermissionsStartOnly = true; + AmbientCapabilities = "cap_net_raw"; + ExecStart = "${pkgs.heartbeat}/bin/heartbeat -c \"${heartbeatYml}\" -path.data \"${cfg.stateDir}/data\" -path.logs \"${cfg.stateDir}/logs\""; + }; + }; + }; +} |