实现open file cache

pkg/serverconfigs/open_file_cache_config.go

@@ -0,0 +1,15 @@
+// Copyright 2022 Liuxiangchao iwind.liu@gmail.com. All rights reserved.
+
+package serverconfigs
+
+const DefaultOpenFileCacheMax = 1024
+
+// OpenFileCacheConfig open file cache配置
+type OpenFileCacheConfig struct {
+	IsOn bool `yaml:"isOn" json:"isOn"`
+	Max  int  `yaml:"max" json:"max"`
+}
+
+func (this *OpenFileCacheConfig) Init() error {
+	return nil
+}