prometheus: added default option values for relabel_config (NixOS#10)

mguentner · Oct 7, 2016 · 3d5dcbc · 3d5dcbc
1 parent 8e46883
commit 3d5dcbc
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/nixos/modules/services/monitoring/prometheus/default.nix b/nixos/modules/services/monitoring/prometheus/default.nix
@@ -300,20 +300,22 @@ let
       };
       regex = mkOption {
         type = types.str;
+        default = "(.*)";
         description = ''
           Regular expression against which the extracted value is matched.
         '';
       };
       replacement = mkOption {
         type = types.str;
-        default = "";
+        default = "$1";
         description = ''
           Replacement value against which a regex replace is performed if the
           regular expression matches.
         '';
       };
       action = mkOption {
         type = types.enum ["replace" "keep" "drop"];
+        default = "replace";
         description = ''
           Action to perform based on regex matching.
         '';