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authorLibravatar Patrick Steinhardt <ps@pks.im>2022-01-17 09:12:48 +0100
committerLibravatar Junio C Hamano <gitster@pobox.com>2022-01-17 11:01:45 -0800
commitffad9941383465553bf26d88050f3243726f30df (patch)
tree186b3cd093bca64b6fd18c099f42c6c88d8c57ea
parentrefs: demonstrate excessive execution of the reference-transaction hook (diff)
downloadtgif-ffad9941383465553bf26d88050f3243726f30df.tar.xz
refs: do not execute reference-transaction hook on packing refs
The reference-transaction hook is supposed to track logical changes to references, but it currently also gets executed when packing refs in a repository. This is unexpected and ultimately not all that useful: packing refs is not supposed to result in any user-visible change to the refs' state, and it ultimately is an implementation detail of how refs stores work. Fix this excessive execution of the hook when packing refs. Reported-by: Waleed Khan <me@waleedkhan.name> Signed-off-by: Patrick Steinhardt <ps@pks.im> Signed-off-by: Junio C Hamano <gitster@pobox.com>
-rw-r--r--refs/files-backend.c6
-rwxr-xr-xt/t1416-ref-transaction-hooks.sh11
2 files changed, 5 insertions, 12 deletions
diff --git a/refs/files-backend.c b/refs/files-backend.c
index 4d4f0c2099..565929210a 100644
--- a/refs/files-backend.c
+++ b/refs/files-backend.c
@@ -1121,7 +1121,8 @@ static void prune_ref(struct files_ref_store *refs, struct ref_to_prune *r)
if (check_refname_format(r->name, 0))
return;
- transaction = ref_store_transaction_begin(&refs->base, 0, &err);
+ transaction = ref_store_transaction_begin(&refs->base,
+ REF_TRANSACTION_SKIP_HOOK, &err);
if (!transaction)
goto cleanup;
ref_transaction_add_update(
@@ -1192,7 +1193,8 @@ static int files_pack_refs(struct ref_store *ref_store, unsigned int flags)
struct strbuf err = STRBUF_INIT;
struct ref_transaction *transaction;
- transaction = ref_store_transaction_begin(refs->packed_ref_store, 0, &err);
+ transaction = ref_store_transaction_begin(refs->packed_ref_store,
+ REF_TRANSACTION_SKIP_HOOK, &err);
if (!transaction)
return -1;
diff --git a/t/t1416-ref-transaction-hooks.sh b/t/t1416-ref-transaction-hooks.sh
index 0567fbdf0b..f9d3d5213f 100755
--- a/t/t1416-ref-transaction-hooks.sh
+++ b/t/t1416-ref-transaction-hooks.sh
@@ -150,21 +150,12 @@ test_expect_success 'hook does not get called on packing refs' '
git pack-refs --all &&
# We only expect a single hook invocation, which is the call to
- # git-update-ref(1). But currently, packing refs will also trigger the
- # hook.
+ # git-update-ref(1).
cat >expect <<-EOF &&
prepared
$ZERO_OID $POST_OID refs/heads/unpacked-ref
committed
$ZERO_OID $POST_OID refs/heads/unpacked-ref
- prepared
- $ZERO_OID $POST_OID refs/heads/unpacked-ref
- committed
- $ZERO_OID $POST_OID refs/heads/unpacked-ref
- prepared
- $POST_OID $ZERO_OID refs/heads/unpacked-ref
- committed
- $POST_OID $ZERO_OID refs/heads/unpacked-ref
EOF
test_cmp expect actual