[Minor] Set idempotent postfilters

src/plugins/lua/clickhouse.lua

@@ -655,7 +655,7 @@ if opts then
       clickhouse_first_row()
       rspamd_config:register_symbol({
         name = 'CLICKHOUSE_COLLECT',
-        type = 'postfilter',
+        type = 'idempotent',
         callback = clickhouse_collect,
         priority = 10
       })

src/plugins/lua/greylist.lua

@@ -421,7 +421,7 @@ if opts then
   else
     rspamd_config:register_symbol({
       name = 'GREYLIST_SAVE',
-      type = 'postfilter',
+      type = 'idempotent',
       callback = greylist_set,
       priority = 6
     })

src/plugins/lua/history_redis.lua

@@ -219,7 +219,7 @@ if opts then
   else
     rspamd_config:register_symbol({
       name = 'HISTORY_SAVE',
-      type = 'postfilter,nostat',
+      type = 'idempotent',
       callback = history_save,
       priority = 150
     })

src/plugins/lua/metadata_exporter.lua

@@ -688,7 +688,7 @@ end
 for k, r in pairs(settings.rules) do
   rspamd_config:register_symbol({
     name = 'EXPORT_METADATA_' .. k,
-    type = 'postfilter',
+    type = 'postfilter,idempotent',
     callback = gen_exporter(r),
     priority = 10
   })

src/plugins/lua/milter_headers.lua

@@ -520,7 +520,7 @@ if type(opts['extended_headers_rcpt']) == 'table' and opts['extended_headers_rcp
 end
 rspamd_config:register_symbol({
   name = 'MILTER_HEADERS',
-  type = 'postfilter',
+  type = 'postfilter,idempotent',
   callback = milter_headers,
   priority = 10
 })

src/plugins/lua/ratelimit.lua

@@ -707,7 +707,7 @@ if opts then
     end
     rspamd_config:register_symbol({
       name = 'RATELIMIT_SET',
-      type = 'postfilter,nostat',
+      type = 'idempotent',
       priority = 5,
       callback = rate_set,
     })

src/plugins/lua/replies.lua

@@ -128,7 +128,7 @@ if opts then
   else
     rspamd_config:register_symbol({
       name = 'REPLIES_SET',
-      type = 'postfilter,nostat',
+      type = 'idempotent',
       callback = replies_set,
       priority = 5
     })