HTTP FLOOD check config

internal/utils/RateParser.go

@@ -0,0 +1,41 @@
+package utils
+
+import (
+	"fmt"
+	"strconv"
+	"strings"
+)
+
+func ParseRate(s string) (int, int, error) {
+	parts := strings.Split(s, "/")
+	if len(parts) != 2 {
+		return 0, 0, fmt.Errorf("unexpected rate format: %s", s)
+	}
+	limit, err := strconv.Atoi(parts[0])
+	if err != nil {
+		return 0, 0, fmt.Errorf("unexpected rate format: %s", s)
+	}
+
+	timeStr := parts[1]
+	if len(timeStr) < 2 {
+		return 0, 0, fmt.Errorf("unexpected time format: %s", timeStr)
+	}
+	unit := timeStr[len(timeStr)-1]
+	numPart := timeStr[:len(timeStr)-1]
+	value, err := strconv.Atoi(numPart)
+	if err != nil {
+		return 0, 0, fmt.Errorf("unexpected time format: %s", timeStr)
+	}
+	var seconds int
+	switch unit {
+	case 's':
+		seconds = value
+	case 'm':
+		seconds = value * 60
+	case 'h':
+		seconds = value * 3600
+	default:
+		return 0, 0, fmt.Errorf("unexpected time unit: %s", string(unit))
+	}
+	return limit, seconds, nil
+}