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Re: [Bug-tar] Tar hangs (blocks?) on existing file when extracting with
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From: |
Pavel Raiskup |
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Subject: |
Re: [Bug-tar] Tar hangs (blocks?) on existing file when extracting with `--skip-old-files` and `--xattrs`. |
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Date: |
Fri, 07 Oct 2016 12:14:41 +0200 |
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User-agent: |
KMail/5.3.1 (Linux/4.7.5-200.fc24.x86_64; KDE/5.26.0; x86_64; ; ) |
Hi Dawid, thanks for reporting this!
On Thursday, October 6, 2016 12:47:26 PM CEST Dawid wrote:
> I've tried to use `tar + ssh + tar` pipeline to copy files between two
> hosts. The only twist over many examples you can find with 2 minutes of
> online searching is that I need to copy `xattrs` and not overwrite the
> existing files.
>
> To my surprise it worked the first time, but on subsequent attempts it
> just hangs. After some investigation, it turned out that if one uses
> `--xattrs --skip-old-files` together, and `tar x ...` encouter existing
> file, it just hangs.
That's bug. The set_xattr() function ignores RECOVER_SKIP.
> More investigation (when looking for workaround) revealed that
> `--keep-old-files` does not seem to preserve `xattrs` of the destination. The
> original destination file will be kept, but the xattrs will be overwritten
> anyway.
This is related bug too, can you please try the attached patch?
Pavel
0001-xattrs-don-t-set-xattrs-when-skip-old-files-is-used.patch
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