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🔧 fix(update): 修复更新下载时文件被占用导致失败的问题

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This commit is contained in:
杨国锋
2026-02-08 14:19:13 +08:00
parent 83ad3b09d9
commit 8587f72f81
1 changed files with 8 additions and 4 deletions
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12
internal/app/methods_update.go
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@@ -221,14 +221,18 @@ func (a *App) downloadAndStageUpdate(info UpdateInfo) connection.QueryResult {
return connection.QueryResult{Success: false, Message: errMsg}
}
stagedDir, err := os.MkdirTemp(workspaceDir, ".gonavi-update-work-")
if err != nil {
errMsg := fmt.Sprintf("无法在应用目录创建更新工作目录：%s", workspaceDir)
// 使用版本号命名的工作目录，便于识别和调试
stagedDir := filepath.Join(workspaceDir, fmt.Sprintf(".gonavi-update-%s-%s", stdRuntime.GOOS, info.LatestVersion))
// 清理可能残留的旧目录（上次下载失败后未清理）
_ = os.RemoveAll(stagedDir)
if err := os.MkdirAll(stagedDir, 0o755); err != nil {
errMsg := fmt.Sprintf("无法在应用目录创建更新工作目录：%s", stagedDir)
a.emitUpdateDownloadProgress("error", 0, info.AssetSize, errMsg)
return connection.QueryResult{Success: false, Message: errMsg}
}
assetPath := filepath.Join(workspaceDir, info.AssetName)
// 下载到 staging 目录，避免覆盖正在运行的可执行文件
assetPath := filepath.Join(stagedDir, info.AssetName)
actualHash, err := downloadFileWithHash(info.AssetURL, assetPath, func(downloaded, total int64) {
reportTotal := total
if reportTotal <= 0 {