新版IP库管理阶段性提交（未完成）

pkg/iplibrary/meta.go

@@ -0,0 +1,39 @@
+// Copyright 2022 Liuxiangchao iwind.liu@gmail.com. All rights reserved. Official site: https://goedge.cn .
+
+package iplibrary
+
+type Meta struct {
+	Version   int         `json:"version"` // IP库版本
+	Author    string      `json:"author"`
+	Countries []*Country  `json:"countries"`
+	Provinces []*Province `json:"provinces"`
+	Cities    []*City     `json:"cities"`
+	Towns     []*Town     `json:"towns"`
+	Providers []*Provider `json:"providers"`
+	CreatedAt int64       `json:"createdAt"`
+}
+
+type Provider struct {
+	Name  string   `json:"name"`
+	Codes []string `json:"codes"`
+}
+
+type Country struct {
+	Name  string   `json:"name"`
+	Codes []string `json:"codes"`
+}
+
+type Province struct {
+	Name  string   `json:"name"`
+	Codes []string `json:"codes"`
+}
+
+type City struct {
+	Name  string   `json:"name"`
+	Codes []string `json:"codes"`
+}
+
+type Town struct {
+	Name  string   `json:"name"`
+	Codes []string `json:"codes"`
+}