mirror of
https://github.com/git/git
synced 2024-08-23 18:00:25 +00:00
![Nguyễn Thái Ngọc Duy](/assets/img/avatar_default.png)
Two die() are updated to start with lowercase to be consistent with the rest. Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
195 lines
5.2 KiB
Bash
Executable file
195 lines
5.2 KiB
Bash
Executable file
#!/bin/sh
|
|
|
|
test_description='check handling of .. in submodule names
|
|
|
|
Exercise the name-checking function on a variety of names, and then give a
|
|
real-world setup that confirms we catch this in practice.
|
|
'
|
|
. ./test-lib.sh
|
|
. "$TEST_DIRECTORY"/lib-pack.sh
|
|
|
|
test_expect_success 'check names' '
|
|
cat >expect <<-\EOF &&
|
|
valid
|
|
valid/with/paths
|
|
EOF
|
|
|
|
git submodule--helper check-name >actual <<-\EOF &&
|
|
valid
|
|
valid/with/paths
|
|
|
|
../foo
|
|
/../foo
|
|
..\foo
|
|
\..\foo
|
|
foo/..
|
|
foo/../
|
|
foo\..
|
|
foo\..\
|
|
foo/../bar
|
|
EOF
|
|
|
|
test_cmp expect actual
|
|
'
|
|
|
|
test_expect_success 'create innocent subrepo' '
|
|
git init innocent &&
|
|
git -C innocent commit --allow-empty -m foo
|
|
'
|
|
|
|
test_expect_success 'submodule add refuses invalid names' '
|
|
test_must_fail \
|
|
git submodule add --name ../../modules/evil "$PWD/innocent" evil
|
|
'
|
|
|
|
test_expect_success 'add evil submodule' '
|
|
git submodule add "$PWD/innocent" evil &&
|
|
|
|
mkdir modules &&
|
|
cp -r .git/modules/evil modules &&
|
|
write_script modules/evil/hooks/post-checkout <<-\EOF &&
|
|
echo >&2 "RUNNING POST CHECKOUT"
|
|
EOF
|
|
|
|
git config -f .gitmodules submodule.evil.update checkout &&
|
|
git config -f .gitmodules --rename-section \
|
|
submodule.evil submodule.../../modules/evil &&
|
|
git add modules &&
|
|
git commit -am evil
|
|
'
|
|
|
|
# This step seems like it shouldn't be necessary, since the payload is
|
|
# contained entirely in the evil submodule. But due to the vagaries of the
|
|
# submodule code, checking out the evil module will fail unless ".git/modules"
|
|
# exists. Adding another submodule (with a name that sorts before "evil") is an
|
|
# easy way to make sure this is the case in the victim clone.
|
|
test_expect_success 'add other submodule' '
|
|
git submodule add "$PWD/innocent" another-module &&
|
|
git add another-module &&
|
|
git commit -am another
|
|
'
|
|
|
|
test_expect_success 'clone evil superproject' '
|
|
git clone --recurse-submodules . victim >output 2>&1 &&
|
|
! grep "RUNNING POST CHECKOUT" output
|
|
'
|
|
|
|
test_expect_success 'fsck detects evil superproject' '
|
|
test_must_fail git fsck
|
|
'
|
|
|
|
test_expect_success 'transfer.fsckObjects detects evil superproject (unpack)' '
|
|
rm -rf dst.git &&
|
|
git init --bare dst.git &&
|
|
git -C dst.git config transfer.fsckObjects true &&
|
|
test_must_fail git push dst.git HEAD
|
|
'
|
|
|
|
test_expect_success 'transfer.fsckObjects detects evil superproject (index)' '
|
|
rm -rf dst.git &&
|
|
git init --bare dst.git &&
|
|
git -C dst.git config transfer.fsckObjects true &&
|
|
git -C dst.git config transfer.unpackLimit 1 &&
|
|
test_must_fail git push dst.git HEAD
|
|
'
|
|
|
|
# Normally our packs contain commits followed by trees followed by blobs. This
|
|
# reverses the order, which requires backtracking to find the context of a
|
|
# blob. We'll start with a fresh gitmodules-only tree to make it simpler.
|
|
test_expect_success 'create oddly ordered pack' '
|
|
git checkout --orphan odd &&
|
|
git rm -rf --cached . &&
|
|
git add .gitmodules &&
|
|
git commit -m odd &&
|
|
{
|
|
pack_header 3 &&
|
|
pack_obj $(git rev-parse HEAD:.gitmodules) &&
|
|
pack_obj $(git rev-parse HEAD^{tree}) &&
|
|
pack_obj $(git rev-parse HEAD)
|
|
} >odd.pack &&
|
|
pack_trailer odd.pack
|
|
'
|
|
|
|
test_expect_success 'transfer.fsckObjects handles odd pack (unpack)' '
|
|
rm -rf dst.git &&
|
|
git init --bare dst.git &&
|
|
test_must_fail git -C dst.git unpack-objects --strict <odd.pack
|
|
'
|
|
|
|
test_expect_success 'transfer.fsckObjects handles odd pack (index)' '
|
|
rm -rf dst.git &&
|
|
git init --bare dst.git &&
|
|
test_must_fail git -C dst.git index-pack --strict --stdin <odd.pack
|
|
'
|
|
|
|
test_expect_success 'index-pack --strict works for non-repo pack' '
|
|
rm -rf dst.git &&
|
|
git init --bare dst.git &&
|
|
cp odd.pack dst.git &&
|
|
test_must_fail git -C dst.git index-pack --strict odd.pack 2>output &&
|
|
# Make sure we fail due to bad gitmodules content, not because we
|
|
# could not read the blob in the first place.
|
|
grep gitmodulesName output
|
|
'
|
|
|
|
test_expect_success 'fsck detects symlinked .gitmodules file' '
|
|
git init symlink &&
|
|
(
|
|
cd symlink &&
|
|
|
|
# Make the tree directly to avoid index restrictions.
|
|
#
|
|
# Because symlinks store the target as a blob, choose
|
|
# a pathname that could be parsed as a .gitmodules file
|
|
# to trick naive non-symlink-aware checking.
|
|
tricky="[foo]bar=true" &&
|
|
content=$(git hash-object -w ../.gitmodules) &&
|
|
target=$(printf "$tricky" | git hash-object -w --stdin) &&
|
|
{
|
|
printf "100644 blob $content\t$tricky\n" &&
|
|
printf "120000 blob $target\t.gitmodules\n"
|
|
} | git mktree &&
|
|
|
|
# Check not only that we fail, but that it is due to the
|
|
# symlink detector; this grep string comes from the config
|
|
# variable name and will not be translated.
|
|
test_must_fail git fsck 2>output &&
|
|
test_i18ngrep gitmodulesSymlink output
|
|
)
|
|
'
|
|
|
|
test_expect_success 'fsck detects non-blob .gitmodules' '
|
|
git init non-blob &&
|
|
(
|
|
cd non-blob &&
|
|
|
|
# As above, make the funny tree directly to avoid index
|
|
# restrictions.
|
|
mkdir subdir &&
|
|
cp ../.gitmodules subdir/file &&
|
|
git add subdir/file &&
|
|
git commit -m ok &&
|
|
git ls-tree HEAD | sed s/subdir/.gitmodules/ | git mktree &&
|
|
|
|
test_must_fail git fsck 2>output &&
|
|
test_i18ngrep gitmodulesBlob output
|
|
)
|
|
'
|
|
|
|
test_expect_success 'fsck detects corrupt .gitmodules' '
|
|
git init corrupt &&
|
|
(
|
|
cd corrupt &&
|
|
|
|
echo "[broken" >.gitmodules &&
|
|
git add .gitmodules &&
|
|
git commit -m "broken gitmodules" &&
|
|
|
|
git fsck 2>output &&
|
|
test_i18ngrep gitmodulesParse output &&
|
|
test_i18ngrep ! "bad config" output
|
|
)
|
|
'
|
|
|
|
test_done
|