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Fix: file size is ready dirty when clean upload sessions

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After listing to be deleted files, before delete is committed to database, file size might be changed by ongoing upload, causing inconsistent user storage.
This commit is contained in:
HFO4
2022-04-03 20:39:50 +08:00
parent ec776ac837
commit ace398d87b
1 changed files with 7 additions and 4 deletions
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11
models/file.go
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@@ -221,14 +221,17 @@ func DeleteFiles(files []*File, uid uint) error {
for _, file := range files { for _, file := range files {
if file.UserID != uid { if file.UserID != uid {
tx.Rollback() tx.Rollback()
return errors.New("User id not consistent") return errors.New("user id not consistent")
} }
result := tx.Unscoped().Delete(file) result := tx.Unscoped().Where("size = ?", file.Size).Delete(file)
if result.RowsAffected != 0 { if result.RowsAffected == 0 {
size += file.Size tx.Rollback()
return errors.New("file size is dirty")
} }
size += file.Size
if result.Error != nil { if result.Error != nil {
tx.Rollback() tx.Rollback()
return result.Error return result.Error