coverage.sh: test wrapping debootstrap in mmdebstrap
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1 changed files with 85 additions and 1 deletions
86
coverage.sh
86
coverage.sh
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@ -72,7 +72,7 @@ if [ ! -e shared/taridshift ] || [ taridshift -nt shared/taridshift ]; then
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fi
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fi
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starttime=
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starttime=
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total=148
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total=149
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skipped=0
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skipped=0
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runtests=0
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runtests=0
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i=1
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i=1
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@ -301,6 +301,90 @@ END
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done
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done
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done
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done
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# this is a solution for https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=829134
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print_header "mode=unshare,variant=custom: as debootstrap unshare wrapper"
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cat << END > shared/test.sh
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#!/bin/sh
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set -eu
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export LC_ALL=C.UTF-8
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export SOURCE_DATE_EPOCH=$SOURCE_DATE_EPOCH
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if [ ! -e /mmdebstrap-testenv ]; then
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echo "this test modifies the system and should only be run inside a container" >&2
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exit 1
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fi
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sysctl -w kernel.unprivileged_userns_clone=1
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adduser --gecos user --disabled-password user
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runuser -u user -- $CMD --variant=custom --mode=unshare --setup-hook='env container=lxc debootstrap --no-merged-usr unstable "\$1" $mirror' - /tmp/debian-mm.tar $mirror
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mkdir /tmp/debian-mm
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tar --xattrs --xattrs-include='*' -C /tmp/debian-mm -xf /tmp/debian-mm.tar
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mkdir /tmp/debian-debootstrap
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tar --xattrs --xattrs-include='*' -C /tmp/debian-debootstrap -xf "cache/debian-unstable--.tar"
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# diff cannot compare device nodes, so we use tar to do that for us and then
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# delete the directory
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tar -C /tmp/debian-debootstrap -cf dev1.tar ./dev
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tar -C /tmp/debian-mm -cf dev2.tar ./dev
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cmp dev1.tar dev2.tar
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rm dev1.tar dev2.tar
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rm -r /tmp/debian-debootstrap/dev /tmp/debian-mm/dev
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# remove downloaded deb packages
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rm /tmp/debian-debootstrap/var/cache/apt/archives/*.deb
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# remove aux-cache
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rm /tmp/debian-debootstrap/var/cache/ldconfig/aux-cache
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# remove logs
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rm /tmp/debian-debootstrap/var/log/dpkg.log \
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/tmp/debian-debootstrap/var/log/bootstrap.log \
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/tmp/debian-debootstrap/var/log/alternatives.log \
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/tmp/debian-mm/var/log/bootstrap.log
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# debootstrap doesn't clean apt
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rm /tmp/debian-debootstrap/var/lib/apt/lists/127.0.0.1_debian_dists_unstable_main_binary-${HOSTARCH}_Packages \
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/tmp/debian-debootstrap/var/lib/apt/lists/127.0.0.1_debian_dists_unstable_Release \
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/tmp/debian-debootstrap/var/lib/apt/lists/127.0.0.1_debian_dists_unstable_Release.gpg
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rm /tmp/debian-debootstrap/etc/machine-id /tmp/debian-mm/etc/machine-id
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rm /tmp/debian-mm/var/cache/apt/archives/lock
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rm /tmp/debian-mm/var/lib/apt/lists/lock
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# check if the file content differs
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diff --no-dereference --recursive /tmp/debian-debootstrap /tmp/debian-mm
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# check permissions, ownership, symlink targets, modification times using tar
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# mtimes of directories created by mmdebstrap will differ, thus we equalize them first
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for d in etc/apt/preferences.d/ etc/apt/sources.list.d/ etc/dpkg/dpkg.cfg.d/; do
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touch --date="@$SOURCE_DATE_EPOCH" /tmp/debian-debootstrap/\$d /tmp/debian-mm/\$d
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done
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# debootstrap never ran apt -- fixing permissions
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for d in ./var/lib/apt/lists/partial ./var/cache/apt/archives/partial; do
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chroot /tmp/debian-debootstrap chmod 0700 \$d
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chroot /tmp/debian-debootstrap chown _apt:root \$d
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done
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tar -C /tmp/debian-debootstrap --numeric-owner --xattrs --xattrs-include='*' --sort=name --clamp-mtime --mtime=$(date --utc --date=@$SOURCE_DATE_EPOCH --iso-8601=seconds) -cf /tmp/root1.tar .
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tar -C /tmp/debian-mm --numeric-owner --xattrs --xattrs-include='*' --sort=name --clamp-mtime --mtime=$(date --utc --date=@$SOURCE_DATE_EPOCH --iso-8601=seconds) -cf /tmp/root2.tar .
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tar --full-time --verbose -tf /tmp/root1.tar > /tmp/root1.tar.list
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tar --full-time --verbose -tf /tmp/root2.tar > /tmp/root2.tar.list
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# despite SOURCE_DATE_EPOCH and --clamp-mtime, the timestamps in the tarball
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# will slightly differ from each other in the sub-second precision (last
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# decimals) so the tarballs will not be identical, so we use diff to compare
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# content and tar to compare attributes
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diff -u /tmp/root1.tar.list /tmp/root2.tar.list
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rm /tmp/root1.tar /tmp/root2.tar /tmp/root1.tar.list /tmp/root2.tar.list
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rm /tmp/debian-mm.tar
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rm -r /tmp/debian-debootstrap /tmp/debian-mm
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END
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if [ "$HAVE_QEMU" = "yes" ]; then
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./run_qemu.sh
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runtests=$((runtests+1))
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else
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echo "HAVE_QEMU != yes -- Skipping test..." >&2
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skipped=$((skipped+1))
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fi
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print_header "test --help"
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print_header "test --help"
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cat << END > shared/test.sh
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cat << END > shared/test.sh
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#!/bin/sh
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#!/bin/sh
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