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Sync with Git 2.30.2 for CVE-2021-21300

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Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
Junio C Hamano
2021-03-08 16:09:07 -08:00
parent 6c46f864e5 94f6e3e283
commit 56a57652ef
23 changed files with 292 additions and 4 deletions
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81
t/t0021-conversion.sh
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@ -956,4 +956,85 @@ test_expect_success PERL 'invalid file in delayed checkout' '
grep "error: external filter .* signaled that .unfiltered. is now available although it has not been delayed earlier" git-stderr.log
'
for mode in 'case' 'utf-8'
do
case "$mode" in
case) dir='A' symlink='a' mode_prereq='CASE_INSENSITIVE_FS' ;;
utf-8)
dir=$(printf "\141\314\210") symlink=$(printf "\303\244")
mode_prereq='UTF8_NFD_TO_NFC' ;;
esac
test_expect_success PERL,SYMLINKS,$mode_prereq \
"delayed checkout with $mode-collision don't write to the wrong place" '
test_config_global filter.delay.process \
"\"$TEST_ROOT/rot13-filter.pl\" --always-delay delayed.log clean smudge delay" &&
test_config_global filter.delay.required true &&
git init $mode-collision &&
(
cd $mode-collision &&
mkdir target-dir &&
empty_oid=$(printf "" | git hash-object -w --stdin) &&
symlink_oid=$(printf "%s" "$PWD/target-dir" | git hash-object -w --stdin) &&
attr_oid=$(echo "$dir/z filter=delay" | git hash-object -w --stdin) &&
cat >objs <<-EOF &&
100644 blob $empty_oid $dir/x
100644 blob $empty_oid $dir/y
100644 blob $empty_oid $dir/z
120000 blob $symlink_oid $symlink
100644 blob $attr_oid .gitattributes
EOF
git update-index --index-info <objs &&
git commit -m "test commit"
) &&
git clone $mode-collision $mode-collision-cloned &&
# Make sure z was really delayed
grep "IN: smudge $dir/z .* \\[DELAYED\\]" $mode-collision-cloned/delayed.log &&
# Should not create $dir/z at $symlink/z
test_path_is_missing $mode-collision/target-dir/z
'
done
test_expect_success PERL,SYMLINKS,CASE_INSENSITIVE_FS \
"delayed checkout with submodule collision don't write to the wrong place" '
git init collision-with-submodule &&
(
cd collision-with-submodule &&
git config filter.delay.process "\"$TEST_ROOT/rot13-filter.pl\" --always-delay delayed.log clean smudge delay" &&
git config filter.delay.required true &&
# We need Git to treat the submodule "a" and the
# leading dir "A" as different paths in the index.
git config --local core.ignoreCase false &&
empty_oid=$(printf "" | git hash-object -w --stdin) &&
attr_oid=$(echo "A/B/y filter=delay" | git hash-object -w --stdin) &&
cat >objs <<-EOF &&
100644 blob $empty_oid A/B/x
100644 blob $empty_oid A/B/y
100644 blob $attr_oid .gitattributes
EOF
git update-index --index-info <objs &&
git init a &&
mkdir target-dir &&
symlink_oid=$(printf "%s" "$PWD/target-dir" | git -C a hash-object -w --stdin) &&
echo "120000 blob $symlink_oid b" >objs &&
git -C a update-index --index-info <objs &&
git -C a commit -m sub &&
git submodule add ./a &&
git commit -m super &&
git checkout --recurse-submodules . &&
grep "IN: smudge A/B/y .* \\[DELAYED\\]" delayed.log &&
test_path_is_missing target-dir/y
)
'
test_done