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From "Shapira, Yoav" <Yoav.Shap...@mpi.com>
Subject RE: Fwd: md5 sums for jakarta downloads
Date Tue, 10 Aug 2004 13:52:02 GMT

Hi,
Well, as always, when there's an established practice I'd like a
stronger reason than "it would probably be good" to change it ;)  I see
what you mean, but I don't know that the GNU md5 is any more prevalent
than the BSD md5 or vice versa...

Yoav Shapira
Millennium Research Informatics


>-----Original Message-----
>From: Mark R. Diggory [mailto:mdiggory@latte.harvard.edu]
>Sent: Tuesday, August 10, 2004 9:52 AM
>To: Tomcat Developers List
>Cc: jfrederic.clere@fujitsu-siemens.com
>Subject: Re: Fwd: md5 sums for jakarta downloads
>
>For example here are the outputs of the various signing tools we use at
>this time:
>
>BSD md5:
>
> > md5 commons-collections-3.1.jar
>MD5 (commons-collections-3.1.jar) = d1dcb0fbee884bb855bb327b8190af36
>
>while the GNU md5 script generates the following:
>
>[mdiggory@tribal jars]$ md5sum commons-collections-3.1.jar
>d1dcb0fbee884bb855bb327b8190af36  commons-collections-3.1.jar
>
>And maven just generates and uses:
>d1dcb0fbee884bb855bb327b8190af36
>
>Yes, the nice thing about BSD md5 is that the -r can be used to make it
>look like the GNU md5sum output, it would probably be good if we
started
>to use this as it will be more prevalent and possibly is the closest
one
>can get to a standard:
>
> > md5 -r commons-collections-3.1.jar
>d1dcb0fbee884bb855bb327b8190af36 commons-collections-3.1.jar
>
>
>Mark R. Diggory wrote:
>
>> This is the md5 output generated by BSD md5 and not necessarily a
>> "standard", GNU md5sum generates a different format that is not
>> "standard" as well. For maven, just the checksum portion of the
content
>> is stored in the file.
>>
>> It would be nice if there was a standard in this area, but I have yet
to
>> see one in the internet community. We have the same problem with
>> generating md5 checksums for the maven repository at the moment.
>>
>> -Mark
>>
>> Shapira, Yoav wrote:
>>
>>> Hi,
>>> The format I use for MD5 sums is the standard one.  Every other
project
>>> I know uses this format, so I think if anything this user needs to
>>> adjust his preferences ;)  However, if there's a standard or spec
>>> somewhere that mandates we use md5 -r (reverse output format), then
>>> sure, someone point me to it and I'll follow that spec when signing
>>> releases.
>>>
>>> Yoav Shapira
>>> Millennium Research Informatics
>>>
>>>
>>>
>>>> -----Original Message-----
>>>> From: jean-frederic clere
[mailto:jfrederic.clere@fujitsu-siemens.com]
>>>> Sent: Tuesday, August 10, 2004 5:26 AM
>>>> To: Tomcat Developers List
>>>> Subject: Re: Fwd: md5 sums for jakarta downloads
>>>>
>>>> Pier Fumagalli wrote:
>>>>
>>>>>
>>>>> Begin forwarded message:
>>>>>
>>>>>
>>>>>> From: Andy Mudrak <ajmudrak@optonline.net>
>>>>>> Date: 10 August 2004 00:57:44 BST
>>>>>> To: webmaster@jakarta.apache.org
>>>>>> Subject: md5 sums for jakarta downloads
>>>>>>
>>>>>> Hi,
>>>>>>
>>>>>>
>>>>>>
>>>>>> I noticed that your MD5 sums on your website are not all
formatted
>>>>>> correctly.  I specifically downloaded the Tomcat 5.0.27 MD5 file,
>>>
>>>
>>> and
>>>
>>>>>> found this out.  Not that it's a big deal or anything like that,
but
>>>>>> it'd be good to have the MD5 properly formatted, that is the MD5
sum
>>>>>> and then the file name...
>>>>
>>>>
>>>> I am not sure that is a good idea:
>>>> +++
>>>> -bash-2.05b$ openssl md5  toto
>>>> MD5(toto)= efd6b079984c77cd80254ff266e9ab43
>>>> +++
>>>>
>>>> And looking in the Jakarta "Binary downloads" I have found that a
lot
>>>
>>>
>>> of
>>>
>>>> other
>>>> MD5 file are using the Tomcat format.
>>>>
>>>>
>>>>>>
>>>>>>
>>>>>> Thanks,
>>>>>>
>>>>>>
>>>>>>
>>>>>> Andy Mudrak
>>>>>>
>>>>>> ajmudrak@optonline.net
>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>
>>>>>
>>>>
>>>>
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>>>
>>>
>>>
>>>
>>>
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>>>
>>
>
>--
>Mark Diggory
>Software Developer
>Harvard MIT Data Center
>http://www.hmdc.harvard.edu
>
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