mirror of
https://github.com/TeaOSLab/EdgeAPI.git
synced 2025-11-04 16:00:24 +08:00
125 lines
2.3 KiB
Go
125 lines
2.3 KiB
Go
package iplibrary
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import (
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"fmt"
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"github.com/TeaOSLab/EdgeAPI/internal/db/models"
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"github.com/TeaOSLab/EdgeAPI/internal/errors"
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"github.com/TeaOSLab/EdgeCommon/pkg/serverconfigs"
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"github.com/iwind/TeaGo/Tea"
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"github.com/iwind/TeaGo/dbs"
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"github.com/iwind/TeaGo/logs"
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"os"
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"time"
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)
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func init() {
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dbs.OnReady(func() {
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updater := NewUpdater()
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updater.Start()
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})
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}
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// IP库更新程序
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type Updater struct {
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}
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// 获取新对象
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func NewUpdater() *Updater {
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return &Updater{}
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}
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// 开始更新
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func (this *Updater) Start() {
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// 这里不需要太频繁检查更新，因为通常不需要更新IP库
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ticker := time.NewTicker(1 * time.Hour)
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go func() {
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for range ticker.C {
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err := this.loop()
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if err != nil {
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logs.Println("[IP_LIBRARY]" + err.Error())
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}
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}
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}()
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}
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// 单次任务
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func (this *Updater) loop() error {
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config, err := models.SharedSysSettingDAO.ReadGlobalConfig()
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if err != nil {
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return err
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}
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code := config.IPLibrary.Code
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if len(code) == 0 {
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code = serverconfigs.DefaultIPLibraryType
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}
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lib, err := models.SharedIPLibraryDAO.FindLatestIPLibraryWithType(code)
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if err != nil {
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return err
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}
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if lib == nil {
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return nil
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}
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typeInfo := serverconfigs.FindIPLibraryWithType(code)
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if typeInfo == nil {
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return errors.New("invalid ip library code '" + code + "'")
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}
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path := Tea.Root + "/resources/ipdata/" + code + "/" + code + "." + fmt.Sprintf("%d", lib.CreatedAt) + typeInfo.GetString("ext")
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// 是否已经存在
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_, err = os.Stat(path)
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if err == nil {
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return nil
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}
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// 开始下载
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chunkIds, err := models.SharedFileChunkDAO.FindAllFileChunkIds(int64(lib.FileId))
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if err != nil {
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return err
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}
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isOk := false
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fp, err := os.OpenFile(path, os.O_CREATE|os.O_WRONLY, 0666)
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if err != nil {
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return err
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}
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defer func() {
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// 如果保存不成功就直接删除
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if !isOk {
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_ = fp.Close()
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_ = os.Remove(path)
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}
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}()
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for _, chunkId := range chunkIds {
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chunk, err := models.SharedFileChunkDAO.FindFileChunk(chunkId)
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if err != nil {
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return err
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}
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if chunk == nil {
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continue
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}
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_, err = fp.Write([]byte(chunk.Data))
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if err != nil {
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return err
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}
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}
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err = fp.Close()
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if err != nil {
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return err
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}
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// 重新加载
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library, err := SharedManager.Load()
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if err != nil {
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return err
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}
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SharedLibrary = library
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isOk = true
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return nil
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}
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