1 files changed, 221 insertions, 0 deletions
diff --git a/lass/3modules/kapacitor.nix b/lass/3modules/kapacitor.nix
new file mode 100644
index 000000000..8524c8198
--- /dev/null
+++ b/lass/3modules/kapacitor.nix
@@ -0,0 +1,221 @@
+{ config, lib, pkgs, ... }:
+
+with builtins;
+with lib;
+
+let
+  cfg = config.lass.kapacitor;
+
+  out = {
+    options.lass.kapacitor = api;
+    config = mkIf cfg.enable imp;
+  };
+
+  api = {
+    enable = mkEnableOption "kapacitor";
+    dataDir = mkOption {
+      type = types.str;
+      default = "/var/lib/kapacitor";
+    };
+    user = mkOption {
+      type = types.str;
+      default = "kapacitor";
+    };
+    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 = "INFO"
+
+        [collectd]
+          enabled = false
+          bind-address = ":25826"
+          database = "collectd"
+          retention-policy = ""
+          batch-size = 5000
+          batch-pending = 10
+          batch-timeout = "10s"
+          read-buffer = 0
+          typesdb = "/usr/share/collectd/types.db"
+
+        [opentsdb]
+          enabled = false
+          bind-address = ":4242"
+          database = "opentsdb"
+          retention-policy = ""
+          consistency-level = "one"
+          tls-enabled = false
+          certificate = "/etc/ssl/influxdb.pem"
+          batch-size = 1000
+          batch-pending = 5
+          batch-timeout = "1s"
+          log-point-errors = true
+
+        [smtp]
+          enabled = false
+          host = "localhost"
+          port = 25
+          username = ""
+          password = ""
+          no-verify = false
+          global = false
+          state-changes-only = false
+          from = ""
+          idle-timeout = "30s"
+
+        [opsgenie]
+          enabled = false
+          api-key = ""
+          url = "https://api.opsgenie.com/v1/json/alert"
+          recovery_url = "https://api.opsgenie.com/v1/json/alert/note"
+          global = false
+
+        [victorops]
+          enabled = false
+          api-key = ""
+          routing-key = ""
+          url = "https://alert.victorops.com/integrations/generic/20131114/alert"
+          global = false
+
+        [pagerduty]
+          enabled = false
+          url = "https://events.pagerduty.com/generic/2010-04-15/create_event.json"
+          service-key = ""
+          global = false
+
+        [sensu]
+          enabled = false
+          addr = ""
+          source = "Kapacitor"
+
+        [slack]
+          enabled = false
+          url = ""
+          channel = ""
+          global = false
+          state-changes-only = false
+
+        [telegram]
+          enabled = false
+          url = "https://api.telegram.org/bot"
+          token = ""
+          chat-id = ""
+          parse-mode = ""
+          disable-web-page-preview = false
+          disable-notification = false
+          global = false
+          state-changes-only = false
+
+        [hipchat]
+          enabled = false
+          url = ""
+          token = ""
+          room = ""
+          global = false
+          state-changes-only = false
+
+        [alerta]
+          enabled = false
+          url = ""
+          token = ""
+          environment = ""
+          origin = ""
+
+        [reporting]
+          enabled = true
+          url = "https://usage.influxdata.com"
+
+        [stats]
+          enabled = true
+          stats-interval = "10s"
+          database = "_kapacitor"
+          retention-policy = "autogen"
+          timing-sample-rate = 0.1
+          timing-movavg-size = 1000
+
+        [udf]
+
+        [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
+
+        [talk]
+          enabled = false
+          url = ""
+          author_name = ""
+      '';
+      description = "configuration kapacitor is started with";
+    };
+  };
+
+  configFile = pkgs.writeText "kapacitor.conf" cfg.config;
+
+  imp = {
+
+    systemd.services.kapacitor = {
+      description = "kapacitor";
+      after = [ "network.target" ];
+      wantedBy = [ "multi-user.target" ];
+
+      restartIfChanged = true;
+
+      serviceConfig = {
+        Restart = "always";
+        ExecStart = "${pkgs.kapacitor}/bin/kapacitord -config ${configFile}";
+      };
+    };
+  };
+
+in out