[Crash-utility] Scripting infrastructure in crash

[Dave Anderson]

"Sachin P. Sant" wrote:

> Dave, i came across one of the Crash TODO list items about having
> a scripting infrastructure in crash.
>
> I was trying to evaluate the Alicia utility [mentioned in todo list].
> Here are some of my observations about Alicia.
>
> 1] It is a wrapper on top of crash.
> 2] One can write perl based scripts to extract infromation from dumps.
> 3] It has a nice report generation functionality which presents
> the data in text as well as html format.
> 4] Provides functions which could be used to read data from crash
> dumps.
> 5] It is easy to use and effective too.
>
> Attached here is a sample script which i tried using Alicia to
> display block and character devices. [ I know dev command already
> does this stuff .. but for the sake of trying out the Alicia i chose
> to write such a script ].
>
> Also encountered few problems while trying out Alicia.
> 1] On PPC64 arch came across data type overflow problem while
> executing the attached script.
> 2] On s390/s390x architecture class function provided by Alicia
> seems broken.
> 3] Alicia is a wrapper on top of crash.
>
> Other dump solutions [ lkcd ] has sial scripting which is c like
> and very effective. Not sure how difficult it will be to implement
> something like sial in crash.
>
> Do you have any plans of having scripting infrastructure in
> crash ? If yes your thoughts on Alicia / sial / < any other stuff >
>

I personally do not.

But, a few days ago, Luc Chouinard started looking into what it
would take to support sial scripting.

Dave