mirror of
https://github.com/TeaOSLab/EdgeAPI.git
synced 2025-11-04 07:50:25 +08:00
106 lines
2.4 KiB
Go
106 lines
2.4 KiB
Go
// Copyright 2022 Liuxiangchao iwind.liu@gmail.com. All rights reserved. Official site: https://goedge.cn .
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package nodes
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import (
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"errors"
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"github.com/TeaOSLab/EdgeAPI/internal/db/models"
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"github.com/TeaOSLab/EdgeAPI/internal/goman"
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"github.com/TeaOSLab/EdgeAPI/internal/remotelogs"
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"github.com/TeaOSLab/EdgeCommon/pkg/iplibrary"
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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/types"
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"io"
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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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goman.New(func() {
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iplibrary.NewUpdater(NewIPLibraryUpdater(), 10*time.Minute).Start()
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})
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})
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}
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type IPLibraryUpdater struct {
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}
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func NewIPLibraryUpdater() *IPLibraryUpdater {
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return &IPLibraryUpdater{}
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}
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// DataDir 文件目录
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func (this *IPLibraryUpdater) DataDir() string {
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// data/
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var dir = Tea.Root + "/data"
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stat, err := os.Stat(dir)
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if err == nil && stat.IsDir() {
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return dir
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}
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err = os.Mkdir(dir, 0666)
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if err == nil {
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return dir
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}
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remotelogs.Error("IP_LIBRARY_UPDATER", "create directory '"+dir+"' failed: "+err.Error())
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// 如果不能创建 data/ 目录，那么使用临时目录
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return os.TempDir()
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}
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// FindLatestFile 检查最新的IP库文件
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func (this *IPLibraryUpdater) FindLatestFile() (code string, fileId int64, err error) {
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artifact, err := models.SharedIPLibraryArtifactDAO.FindPublicArtifact(nil)
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if err != nil {
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return "", 0, err
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}
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if artifact == nil {
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return "", 0, nil
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}
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return artifact.Code, int64(artifact.FileId), nil
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}
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// DownloadFile 下载文件
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func (this *IPLibraryUpdater) DownloadFile(fileId int64, writer io.Writer) error {
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if fileId <= 0 {
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return errors.New("invalid fileId: " + types.String(fileId))
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}
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var tx *dbs.Tx
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chunkIds, err := models.SharedFileChunkDAO.FindAllFileChunkIds(tx, fileId)
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if err != nil {
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return err
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}
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for _, chunkId := range chunkIds {
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chunk, err := models.SharedFileChunkDAO.FindFileChunk(tx, 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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return errors.New("can not find file chunk with chunk id '" + types.String(chunkId) + "'")
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}
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_, err = writer.Write(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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return nil
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}
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// LogInfo 普通日志
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func (this *IPLibraryUpdater) LogInfo(message string) {
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remotelogs.Println("IP_LIBRARY_UPDATER", message)
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}
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// LogError 错误日志
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func (this *IPLibraryUpdater) LogError(err error) {
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if err == nil {
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return
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}
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remotelogs.Error("IP_LIBRARY_UPDATER", err.Error())
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}
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