fix(monitor): meter alert panic (#23920)

pkg/monitor/alerting/notifiers/onecloud.go

@@ -413,9 +413,18 @@ func (oc *OneCloudNotifier) newMeterRemoteMobileContent(config *monitor.Notifica
 		typ = "预算"
 		config.Title = MOBILE_DEFAULT_TOPIC_CN
 	}
-	customizeConfig := new(monitor.MeterCustomizeConfig)
-	evalCtx.Rule.CustomizeConfig.Unmarshal(customizeConfig)
-	return mobileContent(customizeConfig.Name, typ)
+	var name string
+	if evalCtx.Rule.CustomizeConfig != nil {
+		customizeConfig := new(monitor.MeterCustomizeConfig)
+		if err := evalCtx.Rule.CustomizeConfig.Unmarshal(customizeConfig); err == nil {
+			name = customizeConfig.Name
+		}
+	}
+	// 兼容旧数据：如果 CustomizeConfig 为 nil 或解析失败，使用 Rule.Name 作为后备值
+	if name == "" {
+		name = evalCtx.Rule.Name
+	}
+	return mobileContent(name, typ)
 }
 
 func GetUserLangIdsMap(ids []string) (map[string][]string, error) {

pkg/monitor/models/meteralert.go

@@ -202,10 +202,14 @@ func (f *sMeterDailyFee) ToAlertCreateInput(
 	level string,
 ) monitor.AlertCreateInput {
 	freq, _ := time.ParseDuration(input.Window)
+	customizeConfig := monitor.MeterCustomizeConfig{
+		Name: f.GetName(),
+	}
 	ret := monitor.AlertCreateInput{
-		Name:      f.GetName(),
-		Level:     level,
-		Frequency: int64(freq / time.Second),
+		Name:            f.GetName(),
+		Level:           level,
+		Frequency:       int64(freq / time.Second),
+		CustomizeConfig: jsonutils.Marshal(customizeConfig),
 		Settings: GetMeterAlertSetting(input,
 			"account_daily_resfee",
 			"meter_db", allAccountIds, "sumDate"),
@@ -233,10 +237,14 @@ func (f *sMeterMonthFee) ToAlertCreateInput(
 	level string,
 ) monitor.AlertCreateInput {
 	freq, _ := time.ParseDuration(input.Window)
+	customizeConfig := monitor.MeterCustomizeConfig{
+		Name: f.GetName(),
+	}
 	ret := monitor.AlertCreateInput{
-		Name:      f.GetName(),
-		Level:     level,
-		Frequency: int64(freq / time.Second),
+		Name:            f.GetName(),
+		Level:           level,
+		Frequency:       int64(freq / time.Second),
+		CustomizeConfig: jsonutils.Marshal(customizeConfig),
 		Settings: GetMeterAlertSetting(input,
 			"account_month_resfee",
 			"meter_db", allAccountIds, "sumMonth"),