Initial commit

internal/service/monitoring/config/metrics.go

@@ -0,0 +1,62 @@
+/*
+ * Copyright (c) New Cloud Technologies, Ltd., 2013-2026
+ *
+ * You can not use the contents of the file in any way without New Cloud Technologies Ltd. written permission.
+ * To obtain such a permit, you should contact New Cloud Technologies, Ltd. at https://myoffice.ru/contacts/
+ */
+
+package config
+
+import (
+	"reflect"
+	"strconv"
+	"strings"
+
+	"github.com/go-viper/mapstructure/v2"
+)
+
+type CommaSeparatedFloat64Slice []float64
+
+func CommaSeparatedFloat64SliceHookFunc() mapstructure.DecodeHookFuncType {
+	return func(
+		f reflect.Type,
+		t reflect.Type,
+		data interface{},
+	) (interface{}, error) {
+		// Check that the data is string
+		if f.Kind() != reflect.String {
+			return data, nil
+		}
+
+		// Check that the target type is our custom type
+		if t != reflect.TypeOf(CommaSeparatedFloat64Slice{}) {
+			return data, nil
+		}
+
+		stringSlice := strings.Split(data.(string), ",")
+		floatSlice := make([]float64, 0)
+		for _, str := range stringSlice {
+			val, err := strconv.ParseFloat(strings.TrimSpace(str), 64)
+			if err != nil {
+				return nil, err
+			}
+			floatSlice = append(floatSlice, val)
+		}
+
+		// Return the parsed value
+		return CommaSeparatedFloat64Slice(floatSlice), nil
+	}
+}
+
+// HttpMetrics configuration properties for http monitoring
+type HttpMetrics struct {
+	HistogramEnabled bool
+	Buckets          CommaSeparatedFloat64Slice
+}
+
+// Metrics configuration properties for monitoring
+type Metrics struct {
+	Endpoint         string
+	HistogramBuckets CommaSeparatedFloat64Slice
+	Http             HttpMetrics
+}