[Minor] MX checks should be one_shot

diff --git a/src/plugins/lua/mx_check.lua b/src/plugins/lua/mx_check.lua
index 0a41632f6b2c70243dc2e6e60cd692a3c3cd1792..cdd0997542fbf1c2fd82dc25f36d99d74c07c59b 100644 (file)
--- a/src/plugins/lua/mx_check.lua
+++ b/src/plugins/lua/mx_check.lua
@@ -261,18 +261,21 @@ if opts then
     name = settings.symbol_bad_mx,
     score = 4.0,
     description = 'Domain has no working MX',
-    group = 'MX'
+    group = 'MX',
+    one_shot = true,
   })
   rspamd_config:set_metric_symbol({
     name = settings.symbol_good_mx,
     score = -0.1,
     description = 'Domain has working MX',
-    group = 'MX'
+    group = 'MX',
+    one_shot = true,
   })
   rspamd_config:set_metric_symbol({
     name = settings.symbol_no_mx,
     score = 1.5,
     description = 'Domain has no working MX',
-    group = 'MX'
+    group = 'MX',
+    one_shot = true,
   })
 end