[Opensim-dev] IAR tar format

[Leal Duarte]

Hi

      opensim still expects that the tar archive contains files in a 
specific order

     as told by the error you get:  "... does not list all inventory/ 
before assets/ ..."

Ubit

On 02-Jan-23 10:53, ssm2017 wrote:
> hello and happy new year !!!
>
> question :
> what is the tar command line options/parameters to tar an iar ?
> i am not a C# dev so is there a way to create an iar archive outside of a
> simulator console ? (cli ? php ? python ?)
>
> Explanation :
> i run a standalone simulator from scratch with Test User.
> i create an iar archive for this user with "save iar Test User / test
> test_user.iar".
> using my wsl2 command line, i extract the file with : tar -zxf test_user.iar
> i can access the files and folders.
> without touching nothing, i compress again to get the iar again with : tar
> -zcf test_user.iar *
> then, when using the simulator command "load iar -m Test User / test
> test_user.iar", it is answering : "Archive load for Test User failed - The
> IAR you are trying to load does not list all inventory/ before assets/".
>
> when reading the opensimulator source code, i can see that the tar is using
> tar format v7 with a hack to use long filenames.
>
> when i am trying "tar --format=v7 -zcf ....." it complains about too long
> file name.
>
> i could see that the issue is not coming from gzip but from the tar itself.
>
> here is the 7zip information between the 2 tar files after gzip
> uncompression :
> ------------ORIGINAL FROM SAVE IAR------------:
> Size: 348 406
> Packed Size: 354 816
> Folders: 21
> Files: 25
> ------------------------:
> Path: F:\iars\temp\original\test_user.tar
> Type: tar
> Warnings: Headers Error
> Physical Size: 392 704
> Headers Size: 37 888
> Code Page: UTF-8
> Characteristics: LongName ASCII
> ------------------------:
> ------------UNTAR then TAR------------:
> Size: 348 406
> Packed Size: 354 816
> Folders: 21
> Files: 25
> ------------------------:
> Path: F:\iars\temp\modified\test_user.tar
> Type: tar
> Physical Size: 399 360
> Headers Size: 44 544
> Code Page: UTF-8
> Characteristics: GNU LongName ASCII
> ------------------------:
> ------------------------:
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