CloudMonitoring: switch from ApplyRoute to AuthMiddleware (#40787)

pkg/tsdb/cloudmonitoring/utils.go

@@ -0,0 +1,26 @@
+package cloudmonitoring
+
+import (
+	"strings"
+)
+
+func reverse(s string) string {
+	chars := []rune(s)
+	for i, j := 0, len(chars)-1; i < j; i, j = i+1, j-1 {
+		chars[i], chars[j] = chars[j], chars[i]
+	}
+	return string(chars)
+}
+
+func toSnakeCase(str string) string {
+	return strings.ToLower(matchAllCap.ReplaceAllString(str, "${1}_${2}"))
+}
+
+func containsLabel(labels []string, newLabel string) bool {
+	for _, val := range labels {
+		if val == newLabel {
+			return true
+		}
+	}
+	return false
+}