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fs: if fs.json is empty ignore it while reading metadata. (#3634)

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This is needed so that we don't send wrong errors
on previously failed PutObject() which would have
left a stale `fs.json` entry.
This commit is contained in:
Harshavardhana 2017-01-26 10:19:07 -08:00 committed by GitHub
parent c753b5dfeb
commit dafdc74605
1 changed files with 6 additions and 1 deletions
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7
cmd/fs-v1.go
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@ -506,7 +506,12 @@ func (fs fsObjects) getObjectInfo(bucket, object string) (ObjectInfo, error) {
// Read from fs metadata only if it exists. // Read from fs metadata only if it exists.
defer fs.rwPool.Close(fsMetaPath) defer fs.rwPool.Close(fsMetaPath)
if _, rerr := fsMeta.ReadFrom(rlk.LockedFile); rerr != nil { if _, rerr := fsMeta.ReadFrom(rlk.LockedFile); rerr != nil {
return ObjectInfo{}, toObjectErr(rerr, bucket, object) // `fs.json` can be empty due to previously failed
// PutObject() transaction, if we arrive at such
// a situation we just ignore and continue.
if errorCause(rerr) != io.EOF {
return ObjectInfo{}, toObjectErr(rerr, bucket, object)
}
} }
} }