Re: [PATCH 1/1] fix(rootfs): correctly handle handle special package names in isar-apt

[Aliaksei Karpovich <akarpovich@ilbers.de>]

On 8/10/26 15:11, Felix Moessbauer wrote:
> When running apt-get install --print-uris, the first component denotes
> the download location, the second one the location under which the file
> should be stored on disk. The current approach which assumes both are
> identical breaks on these cases, resulting in errors like:
>
>   cp: cannot stat
>   '///base-apt/debian/pool/main/f/file/libmagic-mgc_1%3a5.39-3+deb11u1_amd64.deb':
>   No such file or directory
>
> We fix this, by properly URL decoding the first part, while copying in
> with the name of the second part.
>
> Fixes: b294d592 ("fix(rootfs): copy isar-apt packages instead of ...")
> Reported-by: Aliaksei Karpovich <akarpovich@ilbers.de>
> Signed-off-by: Felix Moessbauer <felix.moessbauer@siemens.com>
> ---
> @Aliaksei: Please give this a try, it should fix the issue you reported.
> Do you have a test case in citest.py that reproduces this issue?
Thanks for quick fix.
Applied to 'Improving base-apt usage' and tested and it looks like working.
We don't have special testcase, but it will be covered when 'Improving 
base-apt usage' is merged.

Best regards,
Aliaksei
>
> Best regards,
> Felix
>
>   meta/classes-recipe/rootfs.bbclass | 5 +++--
>   1 file changed, 3 insertions(+), 2 deletions(-)
>
> diff --git a/meta/classes-recipe/rootfs.bbclass b/meta/classes-recipe/rootfs.bbclass
> index bdb9ea7a..7a638b91 100644
> --- a/meta/classes-recipe/rootfs.bbclass
> +++ b/meta/classes-recipe/rootfs.bbclass
> @@ -369,8 +369,9 @@ rootfs_install_pkgs_isar_download() {
>                  --chdir "/var/cache/apt/archives" \
>                  ${ROOTFSDIR} \
>                  -- /usr/bin/sh -c 'apt-get ${ROOTFS_APT_ARGS} --print-uris ${ROOTFS_PACKAGES} | \
> -                                  sed -n "s|^.file:\(/[^'\'']*/\)[^'\'']*\.deb. \([^ ]*\.deb\) .*|\1\2|p" | \
> -                                  while read -r path; do cp -n "$path" ./ ; done'
> +                                  sed -n "s|^.file:\(/[^'\'']*\.deb\). \([^ ]*\.deb\).*|\1 \2|p" | \
> +                                  sed ":a; s|^\([^ ]*\)%|\1\\\\x|; ta" | \
> +                                  while read -r path name; do cp -n "$(/usr/bin/printf "%b" "$path")" "$name" ; done'
>   }
>   
>   ROOTFS_INSTALL_COMMAND += "${@ 'rootfs_install_clean_files' if (d.getVar('ROOTFS_CLEAN_FILES') or '').strip() else ''}"

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