feat: add function to replace JWKS files in Nginx configuration

Author: infezek

e2e/nginx/replace.go

@@ -0,0 +1,21 @@
+package replace_test
+
+import (
+	"fmt"
+	"os"
+
+	"regexp"
+	"strings"
+)
+
+func ReplaceNginxConfig(pathFile string, newPaths []string) (file []byte, err error) {
+	content, err := os.ReadFile(pathFile)
+	if err != nil {
+		return nil, err
+	}
+	config := string(content)
+	re := regexp.MustCompile(`\["jwks_files"\]\s*=\s*\{[^}]*\}`)
+	newValue := fmt.Sprintf(`["jwks_files"] = {%s}`, strings.Join(newPaths, `, `))
+	modifiedConfig := re.ReplaceAllString(config, newValue)
+	return []byte(modifiedConfig), nil
+}