Content-MD5. ColdStack will calculate
MD5for the stored object and if the calculated
MD5does not match the one passed in the header, it will return an error. This validation can also be performed on the client side by comparing the
ETagColdStack response with the precomputed one
x-amz-meta-ColdStack are treated as custom headers, they are not processed and stored in the form in which they are transmitted. The total size of custom headers must not exceed 2KB. The size of the user data is defined as the length of the UTF-8 encoded string. The size takes into account both the names of the headings and their values.
STANDARDto load an object into the standard storage. -
NEARLINEto load the object into cold storage. If the header is not specified, then the object is saved in the storage set in the bucket settings.
x-amz-grant-*is a comma-separated list of recipients. Each accessor is identified by a view structure
<тип получателя доступа>:<идентификатор получателя доступа>. ColdStack supports the following recipient types:
id- access recipient is a cloud user.
uri- access recipient - system group.