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220 lines
5.9 KiB
220 lines
5.9 KiB
/*
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* GodoOS - A lightweight cloud desktop
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* Copyright (C) 2024 https://godoos.com
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License as published by
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* the Free Software Foundation, either version 2.1 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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package sys
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import (
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"encoding/json"
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"fmt"
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"godo/files"
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"godo/libs"
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"io"
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"log"
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"net/http"
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"os"
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"path/filepath"
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"time"
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"github.com/minio/selfupdate"
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)
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type OSInfo struct {
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Amd64 string `json:"amd64"`
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Arm64 string `json:"arm64"`
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}
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type VersionInfo struct {
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Version string `json:"version"`
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Name string `json:"name"`
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Description string `json:"description"`
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Changelog string `json:"changelog"`
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Windows OSInfo `json:"windows"`
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Linux OSInfo `json:"linux"`
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Darwin OSInfo `json:"darwin"`
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}
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type ProgressReader struct {
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reader io.Reader
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total int64
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err error
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}
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type DownloadStatus struct {
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Name string `json:"name"`
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Path string `json:"path"`
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Url string `json:"url"`
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Current int64 `json:"current"`
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Size int64 `json:"size"`
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Speed float64 `json:"speed"`
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Progress float64 `json:"progress"`
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Downloading bool `json:"downloading"`
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Done bool `json:"done"`
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}
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type UpdateAdReq struct {
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Img string `json:"img"`
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Name string `json:"name"`
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Link string `json:"link"`
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Desc string `json:"desc"`
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}
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type UpdateVersionReq struct {
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Version string `json:"version"`
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Url string `json:"url"`
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Name string `json:"name"`
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Desc string `json:"desc"`
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AdList []map[string][]UpdateAdReq `json:"adlist"`
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}
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type ServerRes struct {
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Sucess bool `json:"sucess"`
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Message string `json:"message"`
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Data UpdateVersionReq `json:"data"`
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Time int64 `json:"time"`
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}
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func (pr *ProgressReader) Read(p []byte) (n int, err error) {
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n, err = pr.reader.Read(p)
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pr.err = err
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pr.total += int64(n)
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return
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}
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func UpdateAppHandler(w http.ResponseWriter, r *http.Request) {
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url := r.URL.Query().Get("url")
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if url == "" {
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libs.ErrorMsg(w, "url is empty")
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return
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}
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downloadDir := libs.GetCacheDir()
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filePath := filepath.Join(downloadDir, filepath.Base(url))
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resp, err := http.Get(url)
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if err != nil {
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return
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}
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defer resp.Body.Close()
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pr := &ProgressReader{reader: resp.Body}
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// 打开文件
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out, err := os.Create(filePath)
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if err != nil {
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libs.ErrorMsg(w, "open file error")
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return
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}
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defer out.Close()
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ticker := time.NewTicker(200 * time.Millisecond)
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defer ticker.Stop()
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flusher, ok := w.(http.Flusher)
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if !ok {
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log.Printf("Streaming unsupported")
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http.Error(w, "Streaming unsupported", http.StatusInternalServerError)
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return
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}
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// update progress
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go func() {
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for {
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<-ticker.C
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rp := &DownloadStatus{
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Name: filepath.Base(url),
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Path: "",
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Url: url,
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Current: pr.total,
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Size: resp.ContentLength,
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Speed: 0,
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Progress: 100 * (float64(pr.total) / float64(resp.ContentLength)),
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Downloading: pr.err == nil && pr.total < resp.ContentLength,
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Done: pr.total == resp.ContentLength,
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}
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if pr.err != nil || pr.total == resp.ContentLength {
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break
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}
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if w != nil {
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jsonBytes, err := json.Marshal(rp)
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if err != nil {
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log.Printf("Error marshaling FileProgress to JSON: %v", err)
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continue
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}
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io.WriteString(w, string(jsonBytes))
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w.Write([]byte("\n"))
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flusher.Flush()
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} else {
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log.Println("ResponseWriter is nil, cannot send progress")
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}
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}
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}()
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// 复制数据
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if _, err := io.Copy(out, pr); err != nil {
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libs.ErrorMsg(w, "copy error")
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return
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}
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// 解压缩文件
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unzippedFilePath, err := files.Unzip(filePath, downloadDir)
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if err != nil {
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libs.ErrorMsg(w, "unzip error")
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return
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}
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// 将解压缩后的文件读取为 io.Reader
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unzipFile, err := os.Open(unzippedFilePath)
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if err != nil {
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libs.ErrorMsg(w, "open unzip file error")
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return
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}
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defer unzipFile.Close()
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// apply update
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err = selfupdate.Apply(unzipFile, selfupdate.Options{})
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if err != nil {
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if rerr := selfupdate.RollbackError(err); rerr != nil {
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http.Error(w, "update error:"+rerr.Error(), http.StatusInternalServerError)
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return
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}
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return
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}
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// 更新完成后发送响应给前端
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json.NewEncoder(w).Encode(map[string]bool{"updateCompleted": true})
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}
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func GetUpdateInfo() (UpdateVersionReq, error) {
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var errs UpdateVersionReq
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var updateInfo ServerRes
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info, err := libs.GetSystemInfo()
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if err != nil {
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return errs, fmt.Errorf("update error get info:" + err.Error())
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}
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updateUrl := "https://godoos.com/version?info=" + info
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//log.Printf("updateUrl:%v", updateUrl)
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res, err := http.Get(updateUrl)
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if err != nil {
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return errs, fmt.Errorf("update error get url:" + err.Error())
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}
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defer res.Body.Close()
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if res.StatusCode != 200 {
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return errs, fmt.Errorf("update error get url")
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}
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body, err := io.ReadAll(res.Body)
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if err != nil {
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return errs, fmt.Errorf("update error read body:" + err.Error())
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}
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err = json.Unmarshal(body, &updateInfo)
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//log.Printf("updateInfo:%v", updateInfo)
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if err != nil {
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fmt.Println("Error unmarshalling JSON:", err)
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return errs, fmt.Errorf("update error unmarshal:" + err.Error())
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}
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return updateInfo.Data, nil
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}
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func GetUpdateUrlHandler(w http.ResponseWriter, r *http.Request) {
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updateInfo, err := GetUpdateInfo()
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if err != nil {
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libs.ErrorMsg(w, err.Error())
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return
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}
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json.NewEncoder(w).Encode(updateInfo)
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}
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