func (b *gcsBackend) Open(tx *postgres.DBTx, info FileInfo, txControl bool) (FileStream, error) {
if txControl {
// We don't need the database transaction, so clean it up
tx.Rollback()
}
url, err := storage.SignedURL(b.bucketName, info.ExternalID, b.signOpts())
return newRedirectFileStream(url), err
}
func (b *azureBackend) Open(tx *postgres.DBTx, info FileInfo, txControl bool) (FileStream, error) {
if txControl {
// We don't need the database transaction, so clean it up
tx.Rollback()
}
url, err := b.client.GetBlobSASURI(b.container, info.ExternalID, time.Now().Add(10*time.Minute), "r")
return newRedirectFileStream(url), err
}
func (b *s3Backend) Open(tx *postgres.DBTx, info FileInfo, txControl bool) (FileStream, error) {
if txControl {
// We don't need the database transaction, so clean it up
tx.Rollback()
}
req, _ := b.client.GetObjectRequest(&s3.GetObjectInput{
Bucket: &b.bucket,
Key: &info.ExternalID,
})
url, err := req.Presign(10 * time.Minute)
if err != nil {
return nil, err
}
return newRedirectFileStream(url), nil
}