Deprecated lua function replaced, better tag handling when spam

data/conf/rspamd/lua/rspamd.local.lua

@@ -23,7 +23,10 @@ auth_domain_map = rspamd_config:add_map({
   description = 'Map of domains we are authoritative for'
 })
 
-rspamd_config:register_post_filter(function(task)
+rspamd_config:register_symbol({
+  name = 'TAG_MOO',
+  type = 'postfilter',
+  callback = function(task)
     local util = require("rspamd_util")
     local rspamd_logger = require "rspamd_logger"
 
@@ -41,7 +44,7 @@ rspamd_config:register_post_filter(function(task)
 
       if action ~= 'no action' and action ~= 'greylist' then
         rspamd_logger.infox("skipping tag handler for action: %s", action)
-      return false
+        task:set_metric_action('default', action)
       end
 
       if authdomain then
@@ -67,7 +70,9 @@ rspamd_config:register_post_filter(function(task)
       end
       return false
     end
-end)
+  end,
+  priority = 10
+})
 
 rspamd_config.MRAPTOR = {
   callback = function(task)