l 2 monitoring server: use new kapacitor config

lass/2configs/monitoring/server.nix

@@ -22,6 +22,7 @@ with import <stockholm/lib>;
 
   lass.kapacitor =
     let
+      db = "telegraf_db";
       echoToIrc = pkgs.writeDash "echo_irc" ''
         set -euf
         data="$(${pkgs.jq}/bin/jq -r .message)"
@@ -31,13 +32,14 @@ with import <stockholm/lib>;
       '';
     in {
       enable = true;
-      check_db = "telegraf_db";
       alarms = {
-        cpu = ''
+        cpu = {
+          database = db;
+          text = ''
             var data = batch
               |query(${"'''"}
                 SELECT mean("usage_user") AS mean
-              FROM "${config.lass.kapacitor.check_db}"."default"."cpu"
+                FROM "${db}"."default"."cpu"
               ${"'''"})
               .period(10m)
               .every(1m)
@@ -49,11 +51,14 @@ with import <stockholm/lib>;
                 .stateChangesOnly()
                 .exec('${echoToIrc}')
           '';
-        ram = ''
+        };
+        ram = {
+          database = db;
+          text = ''
             var data = batch
               |query(${"'''"}
                 SELECT mean("used_percent") AS mean
-              FROM "${config.lass.kapacitor.check_db}"."default"."mem"
+                FROM "${db}"."default"."mem"
               ${"'''"})
               .period(10m)
               .every(1m)
@@ -64,6 +69,7 @@ with import <stockholm/lib>;
           '';
         };
       };
+  };
 
   krebs.iptables.tables.filter.INPUT.rules = [
     { predicate = "-p tcp -i retiolum --dport 8086"; target = "ACCEPT"; }