Re: S3 API - Canonical user ID

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Opened ticket in the bug tracker http://tracker.ceph.com/issues/16806

2016-07-19 1:50 GMT+03:00 Victor Efimov <victor@xxxxxxxxx>:
> 2016-07-19 1:21 GMT+03:00 Robin H. Johnson <robbat2@xxxxxxxxxx>:
>> On Mon, Jul 18, 2016 at 10:48:16AM +0300, Victor Efimov wrote:
>>> <ListAllMyBucketsResult
>>> xmlns="http://s3.amazonaws.com/doc/2006-03-01/";><Owner><ID>someowner</ID><DisplayName>SOMEOWNER</DisplayName></Owner>
>>>
>>> note the "someowner" is used as id.
>>> Problem that S3-compatible library that I use crashes on this, it
>>> expects 64 character hex string.
>>>
>>> According to S3 docs owner id indeed is 64 char hex string:
>>> http://docs.aws.amazon.com/general/latest/gr/acct-identifiers.html
>>> ===
>>> The canonical user ID is a long string, such as
>>> 79a59df900b949e55d96a1e698fbacedfd6e09d98eacf8f8d5218e7cd47ef2be.
>>> ===
>> It's an example where it happens to be a 64-hex string, not a
>> specification that says it MUST be a 64-hex string.
>>
>> The specification implied by this page is simply it's a long string (and
>> opaque).
>
> ok, I found another page:
>
> http://docs.aws.amazon.com/AmazonS3/latest/dev/example-walkthroughs-managing-access-example4.html
> ====
> The canonical user ID is the Amazon S3–only concept. It is s
> 64-character obfuscated version of the account ID.
> ====
> now they say it's length is 64
>
>
>
>>
>>> How to qualify this?
>>> 3) Bug in library which should not validate this field that way?
>> This is definitely a library bug. It should not be making assumptions
>> about the nature or formatting of the ID string.
>>
>> --
>> Robin Hugh Johnson
>> Gentoo Linux: Dev, Infra Lead, Foundation Trustee & Treasurer
>> E-Mail   : robbat2@xxxxxxxxxx
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