gitlab-backup fails due to missing directories

Description:

After fresh install gitlab-backup service fails due to missing directories in /var/lib/gitlab. You can see in journalctl:

Errno::ENOENT: No such file or directory @ rb_check_realpath_internal - /var/lib/gitlab/shared/external-diffs

Additional info:

• gitlab 17.3.1-1
• gitlab-gitaly 17.3.1-1
• gitlab-shell 3:14.39.0-1

Workaround

Create links and missing directories after install:

# backup takes wrong uploads location:
cd /var/lib/gitlab
mkdir public
cd public && ln -s ../uploads/ ./uploads

cd /var/lib/gitlab/shared
for dirname in pages terraform_state packages ci_secure_files external-diffs; do
   mkdir $dirname;
   chown gitlab:gitlab $dirname;
   chmod o-rx $dirname;
done;