Hi, Quoting Trent W. Buck (2022-02-16 06:19:46) > mmdebstrap's approx_disk_usage calls File::Find find(), which > for some reason cares about the permissions of $PWD. > This is the case even when writing the .ext2 somewhere else. > > bash5$ mkdir /tmp/a > bash5$ cd /tmp/a > bash5$ mmdebstrap sid /tmp/b.ext2 --quiet > copying from tar archive - > copying from tar archive - > bash5$ ls -lh /tmp/b.ext2 > -rw-r--r-- 1 twb twb 306M 2022-02-16 16:11 /tmp/b.ext2 > > bash5$ chmod 0700 . > bash5$ pwd > /tmp/a > bash5$ mmdebstrap sid /tmp/b.ext2 --quiet > copying from tar archive - > Can't cd to /tmp/a: Permission denied > Use of uninitialized value $numblocks in chomp at /usr/bin/mmdebstrap > line 5607. > Use of uninitialized value $numblocks in numeric le (<=) at > /usr/bin/mmdebstrap line 5636. > Use of uninitialized value $numblocks in concatenation (.) or string at > /usr/bin/mmdebstrap line 5637. > bash5$ ls -lh /tmp/b.ext2 > -rw-r--r-- 1 twb twb 0 2022-02-16 16:12 /tmp/b.ext2 > > It looks like File::Find has a "no_chdir" argument. > Maybe you just need to pass that? > > > https://sources.debian.org/src/perl/5.34.0-3/ext/File-Find/lib/File/Find.pm/#L282 > > https://sources.debian.org/src/perl/5.34.0-3/ext/File-Find/lib/File/Find.pm/#L273 > > I guess this is happening because approx_disk_usage runs inside an > unshare(2)'d context. > So the other option might be to shuffle things around so it runs with full > privileged. > But that is probably deeply painful and messy.
thanks, this is now fixed: https://gitlab.mister-muffin.de/josch/mmdebstrap/commit/489e51a2ebc2785d4828deb5030b71214d09fbad cheers, josch
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