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isMultipart to test on parts sizes only if object is encrypted (#13839)

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ObjectInfo.isMultipart() is testing if parts sizes are compatible with
encrypted parts but this only can be done if the object is encrypted.
This commit is contained in:
Anis Elleuch 2021-12-06 18:43:43 +01:00 committed by GitHub
parent b120bcb60a
commit f286ef8e17
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1 changed files with 9 additions and 6 deletions
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15
cmd/encryption-v1.go
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@ -91,15 +91,18 @@ func (o *ObjectInfo) isMultipart() bool {
return false
}
_, encrypted := crypto.IsEncrypted(o.UserDefined)
if encrypted && !crypto.IsMultiPart(o.UserDefined) {
return false
}
for _, part := range o.Parts {
_, err := sio.DecryptedSize(uint64(part.Size))
if err != nil {
if encrypted {
if !crypto.IsMultiPart(o.UserDefined) {
return false
}
for _, part := range o.Parts {
_, err := sio.DecryptedSize(uint64(part.Size))
if err != nil {
return false
}
}
}
// Further check if this object is uploaded using multipart mechanism
// by the user and it is not about Erasure internally splitting the
// object into parts in PutObject()