Use add item template for graylog input metrics.

graylog-metrics/2.3/local/lib/python3/cmk/gui/plugins/wato/check_parameters/graylog_input_metrics.py

@@ -5,11 +5,11 @@
 
 from cmk.gui.i18n import _
 from cmk.gui.plugins.wato.utils import (
-    CheckParameterRulespecWithoutItem,
+    CheckParameterRulespecWithItem,
     rulespec_registry,
     RulespecGroupCheckParametersDiscovery,
 )
-from cmk.gui.valuespec import Dictionary, Float, Tuple
+from cmk.gui.valuespec import Dictionary, Float, Tuple, TextInput
 
 defaults={
     "im_rate_upper": 999999,
@@ -81,12 +81,19 @@ def _parameter_valuespec_graylog_input_metrics():
     )
 
 
+def _item_spec_graylog_input_metrics():
+    return TextInput(
+        title=_("Service")
+    )
+
+
 rulespec_registry.register(
-    CheckParameterRulespecWithoutItem(
+    CheckParameterRulespecWithItem(
         check_group_name="graylog_input_metrics",
         group=RulespecGroupCheckParametersDiscovery,
         match_type="dict",
         parameter_valuespec=_parameter_valuespec_graylog_input_metrics,
+        item_spec=_item_spec_graylog_input_metrics,
         title=lambda: _("Graylog input metrics"),
     )
 )