git/t/t5547-push-quarantine.sh
Jeff King d8f4481c4f refs: reject ref updates while GIT_QUARANTINE_PATH is set
As documented in git-receive-pack(1), updating a ref from
within the pre-receive hook is dangerous and can corrupt
your repo. This patch forbids ref updates entirely during
the hook to make it harder for adventurous hook writers to
shoot themselves in the foot.

Signed-off-by: Jeff King <peff@peff.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2017-04-16 18:19:18 -07:00

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Executable file

#!/bin/sh
test_description='check quarantine of objects during push'
. ./test-lib.sh
test_expect_success 'create picky dest repo' '
git init --bare dest.git &&
write_script dest.git/hooks/pre-receive <<-\EOF
while read old new ref; do
test "$(git log -1 --format=%s $new)" = reject && exit 1
done
exit 0
EOF
'
test_expect_success 'accepted objects work' '
test_commit ok &&
git push dest.git HEAD &&
commit=$(git rev-parse HEAD) &&
git --git-dir=dest.git cat-file commit $commit
'
test_expect_success 'rejected objects are not installed' '
test_commit reject &&
commit=$(git rev-parse HEAD) &&
test_must_fail git push dest.git reject &&
test_must_fail git --git-dir=dest.git cat-file commit $commit
'
test_expect_success 'rejected objects are removed' '
echo "incoming-*" >expect &&
(cd dest.git/objects && echo incoming-*) >actual &&
test_cmp expect actual
'
test_expect_success 'updating a ref from quarantine is forbidden' '
git init --bare update.git &&
write_script update.git/hooks/pre-receive <<-\EOF &&
read old new refname
git update-ref refs/heads/unrelated $new
exit 1
EOF
test_must_fail git push update.git HEAD &&
git -C update.git fsck
'
test_done