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https://github.com/ostreedev/ostree.git
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7fdf072710
If the average object size is greater than 4GiB, let's assume we're dealing with opposite endianness. I'm fairly confident no one is going to be shipping peta- or exa- byte size ostree deltas, period. Past the gigabyte scale you really want bittorrent or something.
187 lines
6.7 KiB
Bash
Executable File
187 lines
6.7 KiB
Bash
Executable File
#!/bin/bash
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#
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# Copyright (C) 2011,2013 Colin Walters <walters@verbum.org>
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#
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# This library is free software; you can redistribute it and/or
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# modify it under the terms of the GNU Lesser General Public
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# License as published by the Free Software Foundation; either
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# version 2 of the License, or (at your option) any later version.
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#
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# This library is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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# Lesser General Public License for more details.
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#
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# You should have received a copy of the GNU Lesser General Public
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# License along with this library; if not, write to the
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# Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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# Boston, MA 02111-1307, USA.
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set -euo pipefail
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. $(dirname $0)/libtest.sh
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bindatafiles="bash true ostree"
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morebindatafiles="false ls"
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echo '1..3'
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mkdir repo
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${CMD_PREFIX} ostree --repo=repo init --mode=archive-z2
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mkdir files
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for bin in ${bindatafiles}; do
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cp $(which ${bin}) files
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done
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${CMD_PREFIX} ostree --repo=repo commit -b test -s test --tree=dir=files
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function permuteFile() {
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permutation=$(($1 % 2))
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output=$2
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case $permutation in
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0) dd if=/dev/zero count=40 bs=1 >> $output;;
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1) echo aheader | cat - $output >> $output.new && mv $output.new $output;;
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esac
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}
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function permuteDirectory() {
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permutation=$1
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dir=$2
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for x in ${dir}/*; do
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for z in $(seq ${permutation}); do
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permuteFile ${z} ${x}
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done
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done
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}
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get_assert_one_direntry_matching() {
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local path=$1
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local r=$2
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local child=""
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local bn
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for p in ${path}/*; do
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bn=$(basename $p)
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if ! echo ${bn} | grep -q "$r"; then
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continue
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fi
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if test -z "${child}"; then
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child=${bn}
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else
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assert_not_reached "Expected only one child matching ${r} in ${path}";
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fi
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done
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if test -z "${child}"; then
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assert_not_reached "Failed to find child matching ${r}"
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fi
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echo ${child}
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}
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origrev=$(${CMD_PREFIX} ostree --repo=repo rev-parse test)
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${CMD_PREFIX} ostree --repo=repo static-delta generate --empty --to=${origrev}
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${CMD_PREFIX} ostree --repo=repo static-delta list | grep ${origrev} || exit 1
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${CMD_PREFIX} ostree --repo=repo prune
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${CMD_PREFIX} ostree --repo=repo static-delta list | grep ${origrev} || exit 1
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permuteDirectory 1 files
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${CMD_PREFIX} ostree --repo=repo commit -b test -s test --tree=dir=files
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newrev=$(${CMD_PREFIX} ostree --repo=repo rev-parse test)
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${CMD_PREFIX} ostree --repo=repo static-delta generate --from=${origrev} --to=${newrev} --inline
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deltaprefix=$(get_assert_one_direntry_matching repo/deltas '.')
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deltadir=$(get_assert_one_direntry_matching repo/deltas/${deltaprefix} '-')
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assert_has_file repo/deltas/${deltaprefix}/${deltadir}/superblock
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assert_not_has_file repo/deltas/${deltaprefix}/${deltadir}/0
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${CMD_PREFIX} ostree --repo=repo static-delta generate --from=${origrev} --to=${newrev}
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assert_has_file repo/deltas/${deltaprefix}/${deltadir}/superblock
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assert_has_file repo/deltas/${deltaprefix}/${deltadir}/0
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${CMD_PREFIX} ostree --repo=repo static-delta generate --disable-bsdiff --from=${origrev} --to=${newrev} 2>&1 | grep "bsdiff=0 objects"
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${CMD_PREFIX} ostree --repo=repo static-delta generate --max-bsdiff-size=0 --from=${origrev} --to=${newrev} 2>&1 | grep "bsdiff=0 objects"
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${CMD_PREFIX} ostree --repo=repo static-delta generate --max-bsdiff-size=10000 --from=${origrev} --to=${newrev} 2>&1 | grep "bsdiff=[1-9]"
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${CMD_PREFIX} ostree --repo=repo static-delta list | grep ${origrev}-${newrev} || exit 1
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if ${CMD_PREFIX} ostree --repo=repo static-delta generate --from=${origrev} --to=${newrev} --empty 2>>err.txt; then
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assert_not_reached "static-delta generate --from=${origrev} --empty unexpectedly succeeded"
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fi
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echo 'ok generate'
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${CMD_PREFIX} ostree --repo=repo static-delta show ${origrev}-${newrev} > show.txt
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assert_file_has_content show.txt 'Endianness: \(little\|big\)'
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echo 'ok show'
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${CMD_PREFIX} ostree --repo=repo static-delta generate --swap-endianness --from=${origrev} --to=${newrev}
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${CMD_PREFIX} ostree --repo=repo static-delta show ${origrev}-${newrev} > show-swapped.txt
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totalsize_orig=$(grep 'Total Size:' show.txt)
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totalsize_swapped=$(grep 'Total Size:' show-swapped.txt)
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assert_not_streq "${totalsize_orig}" ""
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assert_streq "${totalsize_orig}" "${totalsize_swapped}"
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echo 'ok generate + show endian swapped'
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tar xf ${SRCDIR}/pre-endian-deltas-repo-big.tar.xz
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mv pre-endian-deltas-repo{,-big}
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tar xf ${SRCDIR}/pre-endian-deltas-repo-little.tar.xz
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mv pre-endian-deltas-repo{,-little}
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legacy_origrev=$(${CMD_PREFIX} ostree --repo=pre-endian-deltas-repo-big rev-parse main^)
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legacy_newrev=$(${CMD_PREFIX} ostree --repo=pre-endian-deltas-repo-big rev-parse main)
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${CMD_PREFIX} ostree --repo=pre-endian-deltas-repo-big static-delta show ${legacy_origrev}-${legacy_newrev} > show-legacy-big.txt
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totalsize_legacy_big=$(grep 'Total Size:' show-legacy-big.txt)
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${CMD_PREFIX} ostree --repo=pre-endian-deltas-repo-big static-delta show ${legacy_origrev}-${legacy_newrev} > show-legacy-little.txt
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totalsize_legacy_little=$(grep 'Total Size:' show-legacy-little.txt)
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for f in show-legacy-{big,little}.txt; do
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if grep 'Endianness:.*heuristic' $f; then
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found_heuristic=yes
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break
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fi
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done
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assert_streq "${found_heuristic}" "yes"
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assert_streq "${totalsize_legacy_big}" "${totalsize_legacy_little}"
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echo 'ok heuristic endian detection'
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mkdir repo2 && ${CMD_PREFIX} ostree --repo=repo2 init --mode=archive-z2
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${CMD_PREFIX} ostree --repo=repo2 pull-local repo ${newrev}
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${CMD_PREFIX} ostree --repo=repo2 fsck
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${CMD_PREFIX} ostree --repo=repo2 ls ${newrev} >/dev/null
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echo 'ok pull delta'
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rm repo2 -rf
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mkdir repo2 && ${CMD_PREFIX} ostree --repo=repo2 init --mode=bare-user
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mkdir deltadir
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deltaprefix=$(get_assert_one_direntry_matching repo/deltas '.')
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deltadir=$(get_assert_one_direntry_matching repo/deltas/${deltaprefix} '-')
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${CMD_PREFIX} ostree --repo=repo2 pull-local repo ${origrev}
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${CMD_PREFIX} ostree --repo=repo2 ls ${origrev} >/dev/null
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${CMD_PREFIX} ostree --repo=repo2 static-delta apply-offline repo/deltas/${deltaprefix}/${deltadir}
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${CMD_PREFIX} ostree --repo=repo2 fsck
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${CMD_PREFIX} ostree --repo=repo2 ls ${newrev} >/dev/null
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echo 'ok apply offline'
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rm -rf repo/deltas/${deltaprefix}/${deltadir}/*
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${CMD_PREFIX} ostree --repo=repo static-delta generate --from=${origrev} --to=${newrev} --inline
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assert_not_has_file repo/deltas/${deltaprefix}/${deltadir}/0
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rm repo2 -rf
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mkdir repo2 && ostree --repo=repo2 init --mode=bare-user
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${CMD_PREFIX} ostree --repo=repo2 pull-local repo ${origrev}
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${CMD_PREFIX} ostree --repo=repo2 ls ${origrev} >/dev/null
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${CMD_PREFIX} ostree --repo=repo2 static-delta apply-offline repo/deltas/${deltaprefix}/${deltadir}
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${CMD_PREFIX} ostree --repo=repo2 fsck
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${CMD_PREFIX} ostree --repo=repo2 ls ${newrev} >/dev/null
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echo 'ok apply offline inline'
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