[Cdash] database support in cdash

Julien Jomier julien.jomier at kitware.com
Tue May 20 21:29:50 UTC 2008


This is great! Thanks a lot.

I have actually started a little bit on the postGreSQL support but it's 
tricky because the field types are different between MySQL and PostgreSQL.

I'm going to try your approach later this week and let you know how it goes.

Thanks a lot,

Markus Grabner wrote:
> Am Dienstag, 22. April 2008 17:39 schrieben Sie:
>> Markus Grabner wrote:
>>> Am Dienstag, 22. April 2008 17:25 schrieb Julien Jomier:
>>>> Markus Grabner wrote:
>>>>> Am Dienstag, 22. April 2008 17:11 schrieb Julien Jomier:
>>>>>>>> I'm going to
>>>>>>>> give it a try when I get a chance. If it works well, it might be
>>>>>>>> available soon.
>>>>>>> Ok, please let me know when you proceed with that. I'm also willing
>>>>>>> to help if I can. So far, however, I only used the mysql_ functions
>>>>>>> and the Pear DB classes, but PDO should not be too different I guess.
>>>>>> The plan is to tag and release CDash 1.0 early next week. Then it will
>>>>>> be my first priority.
>>>>> Ok, great! So the trunk will then become the "inofficial version 1.1"
>>>>> until version 1.2 is finished, or will there be a separate branch for
>>>>> the PDO stuff?
>>>> It would be the "unofficial version 1.1" so you would be able to test it
>>>> from SVN. We just create branches for releases.
>>> Ok, then I will stay tuned and see how it evolves (and if I can maybe
>>> contribute somewhere).
>> Thanks a lot Markus. I'll definitely keep you in the loop.
> I just did a quick hack to add an additional layer between the CDash code and 
> the database. It works as follows:
> *) There is a file "pdo.php" which contains "pdo_*()" counterparts of 
> all "mysql_*()" functions used by CDash.
> *) If "$CDASH_DB_TYPE" is defined, calls to "pdo_*()" are routed to the 
> corresponding PDO member functions.
> *) If "$CDASH_DB_TYPE" is undefined, calls to "pdo_*()" are routed directly 
> back to their "mysql_*()" counterparts. This is for backward compatibility, 
> should PDO not be available.
> *) The script "transform.sh" replaces all occurences of "mysql_" in the PHP 
> code by "pdo_" and modifies "config.php" accordingly. *NOTE*: it does a 
> recursive "svn revert" before, so any uncommited changes will be undone. 
> Please commit before trying it!
> I set up a "toy project" and was able to browse the CDash pages using the 
> PDO_MYSQL driver. It is far from complete and requires some extra work to 
> support other databases (replace MySQL-specific code), but I think it's a 
> useful proof of concept and doesn't require dramatic changes to the code base 
> right now (a clean solution would certainly be to "inline" all the "pdo_*()" 
> function calls, but that's a different - and much more tedious - story).
> What do you think about it?
> 	Kind regards,
> 		Markus

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