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Cancel PutObjectPart on upload abort (#7940)

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Calling ListMultipartUploads fails if an upload is aborted while a
part is being uploaded because the directory for the upload exists
(since fsRenameFile ends up calling os.MkdirAll) but the meta JSON file
doesn't. To fix this we make sure an upload hasn't been aborted during
PutObjectPart by checking the existence of the directory for the upload
while moving the temporary part file into it.
This commit is contained in:
Daryl Finlay
2019-07-23 05:36:15 +00:00
committed by Harshavardhana
parent 87e6533cf3
commit 9389a55e5d
3 changed files with 30 additions and 6 deletions
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6
cmd/os-reliable.go
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@@ -156,11 +156,11 @@ func renameAll(srcFilePath, dstFilePath string) (err error) {
// Reliably retries os.RenameAll if for some reason os.RenameAll returns
// syscall.ENOENT (parent does not exist).
func reliableRename(srcFilePath, dstFilePath string) (err error) {
if err = reliableMkdirAll(path.Dir(dstFilePath), 0777); err != nil {
return err
}
i := 0
for {
if err = reliableMkdirAll(path.Dir(dstFilePath), 0777); err != nil {
return err
}
// After a successful parent directory create attempt a renameAll.
if err = os.Rename(srcFilePath, dstFilePath); err != nil {
// Retry only for the first retryable error.