Re: tarlz: error archiving broken symbolic link

[Jason Lenz]

On 3/9/22 10:56, Antonio Diaz Diaz wrote:
> I really do not want to do such things in tarlz. GNU tar aims at working 
> everywhere (and supporting all tar formats), but I just want tarlz to 
> work correctly on well-behaved systems. I think I'll just make tarlz 
> emit a diagnostic when it finds a symlink with a st_size of 0.
>
> > This seems like something the restic development team probably needs to
> > fix on their fuse system implementation, but admittedly I'm not an expert
> > on how fuse systems work. I will reach out to them to see if indeed this
> > is something they can/should fix.
>
> Thank you. Fixing their fuse filesystem implementation is the best 
> solution. It would spare other tools from working around the bug, and 
> would even make GNU tar more efficient at reading symlinks (no need to 
> loop).

The symlink size of zero was indeed the issue as to why tarlz would not 
work with the Restic fuse filesystem.  I worked with someone from the 
Restic team to update their fuse filesystem implementation to comply 
with POSIX symlink sizes.  After making the updates tarlz worked great. 
More info in the link below:

https://github.com/restic/restic/issues/3667

Thanks again,
Jason