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-rw-r--r--refs.c7
-rw-r--r--refs.h10
-rw-r--r--t/helper/test-ref-store.c1
-rwxr-xr-xt/t1430-bad-ref-name.sh59
4 files changed, 45 insertions, 32 deletions
diff --git a/refs.c b/refs.c
index 996ac27164..93bfe5b30c 100644
--- a/refs.c
+++ b/refs.c
@@ -1083,9 +1083,10 @@ int ref_transaction_update(struct ref_transaction *transaction,
{
assert(err);
- if ((new_oid && !is_null_oid(new_oid)) ?
- check_refname_format(refname, REFNAME_ALLOW_ONELEVEL) :
- !refname_is_safe(refname)) {
+ if (!(flags & REF_SKIP_REFNAME_VERIFICATION) &&
+ ((new_oid && !is_null_oid(new_oid)) ?
+ check_refname_format(refname, REFNAME_ALLOW_ONELEVEL) :
+ !refname_is_safe(refname))) {
strbuf_addf(err, _("refusing to update ref with bad name '%s'"),
refname);
return -1;
diff --git a/refs.h b/refs.h
index 76efc589cc..65017ceaef 100644
--- a/refs.h
+++ b/refs.h
@@ -622,11 +622,17 @@ struct ref_transaction *ref_transaction_begin(struct strbuf *err);
#define REF_SKIP_OID_VERIFICATION (1 << 10)
/*
+ * Skip verifying refname. This is useful for testing data corruption scenarios.
+ */
+#define REF_SKIP_REFNAME_VERIFICATION (1 << 11)
+
+/*
* Bitmask of all of the flags that are allowed to be passed in to
* ref_transaction_update() and friends:
*/
-#define REF_TRANSACTION_UPDATE_ALLOWED_FLAGS \
- (REF_NO_DEREF | REF_FORCE_CREATE_REFLOG | REF_SKIP_OID_VERIFICATION)
+#define REF_TRANSACTION_UPDATE_ALLOWED_FLAGS \
+ (REF_NO_DEREF | REF_FORCE_CREATE_REFLOG | REF_SKIP_OID_VERIFICATION | \
+ REF_SKIP_REFNAME_VERIFICATION)
/*
* Add a reference update to transaction. `new_oid` is the value that
diff --git a/t/helper/test-ref-store.c b/t/helper/test-ref-store.c
index 0f3aa84c9f..8bca4f2af1 100644
--- a/t/helper/test-ref-store.c
+++ b/t/helper/test-ref-store.c
@@ -131,6 +131,7 @@ static struct flag_definition transaction_flags[] = {
FLAG_DEF(REF_NO_DEREF),
FLAG_DEF(REF_FORCE_CREATE_REFLOG),
FLAG_DEF(REF_SKIP_OID_VERIFICATION),
+ FLAG_DEF(REF_SKIP_REFNAME_VERIFICATION),
{ NULL, 0 }
};
diff --git a/t/t1430-bad-ref-name.sh b/t/t1430-bad-ref-name.sh
index 4c77cf89a6..326e5bd5e8 100755
--- a/t/t1430-bad-ref-name.sh
+++ b/t/t1430-bad-ref-name.sh
@@ -9,7 +9,8 @@ TEST_PASSES_SANITIZE_LEAK=true
test_expect_success setup '
test_commit one &&
- test_commit two
+ test_commit two &&
+ main_sha1=$(git rev-parse refs/heads/main)
'
test_expect_success 'fast-import: fail on invalid branch name ".badbranchname"' '
@@ -43,16 +44,16 @@ test_expect_success 'fast-import: fail on invalid branch name "bad[branch]name"'
'
test_expect_success 'git branch shows badly named ref as warning' '
- cp .git/refs/heads/main .git/refs/heads/broken...ref &&
- test_when_finished "rm -f .git/refs/heads/broken...ref" &&
+ test-tool ref-store main update-ref msg "refs/heads/broken...ref" $main_sha1 $ZERO_OID REF_SKIP_REFNAME_VERIFICATION &&
+ test_when_finished "test-tool ref-store main delete-refs REF_NO_DEREF msg refs/heads/broken...ref" &&
git branch >output 2>error &&
test_i18ngrep -e "ignoring ref with broken name refs/heads/broken\.\.\.ref" error &&
! grep -e "broken\.\.\.ref" output
'
test_expect_success 'branch -d can delete badly named ref' '
- cp .git/refs/heads/main .git/refs/heads/broken...ref &&
- test_when_finished "rm -f .git/refs/heads/broken...ref" &&
+ test-tool ref-store main update-ref msg "refs/heads/broken...ref" $main_sha1 $ZERO_OID REF_SKIP_REFNAME_VERIFICATION &&
+ test_when_finished "test-tool ref-store main delete-refs REF_NO_DEREF msg refs/heads/broken...ref" &&
git branch -d broken...ref &&
git branch >output 2>error &&
! grep -e "broken\.\.\.ref" error &&
@@ -60,8 +61,8 @@ test_expect_success 'branch -d can delete badly named ref' '
'
test_expect_success 'branch -D can delete badly named ref' '
- cp .git/refs/heads/main .git/refs/heads/broken...ref &&
- test_when_finished "rm -f .git/refs/heads/broken...ref" &&
+ test-tool ref-store main update-ref msg "refs/heads/broken...ref" $main_sha1 $ZERO_OID REF_SKIP_REFNAME_VERIFICATION &&
+ test_when_finished "test-tool ref-store main delete-refs REF_NO_DEREF msg refs/heads/broken...ref" &&
git branch -D broken...ref &&
git branch >output 2>error &&
! grep -e "broken\.\.\.ref" error &&
@@ -90,7 +91,7 @@ test_expect_success 'branch -D cannot delete absolute path' '
'
test_expect_success 'git branch cannot create a badly named ref' '
- test_when_finished "rm -f .git/refs/heads/broken...ref" &&
+ test_when_finished "test-tool ref-store main delete-refs REF_NO_DEREF msg refs/heads/broken...ref" &&
test_must_fail git branch broken...ref &&
git branch >output 2>error &&
! grep -e "broken\.\.\.ref" error &&
@@ -98,7 +99,7 @@ test_expect_success 'git branch cannot create a badly named ref' '
'
test_expect_success 'branch -m cannot rename to a bad ref name' '
- test_when_finished "rm -f .git/refs/heads/broken...ref" &&
+ test_when_finished "test-tool ref-store main delete-refs REF_NO_DEREF msg refs/heads/broken...ref" &&
test_might_fail git branch -D goodref &&
git branch goodref &&
test_must_fail git branch -m goodref broken...ref &&
@@ -109,8 +110,9 @@ test_expect_success 'branch -m cannot rename to a bad ref name' '
'
test_expect_failure 'branch -m can rename from a bad ref name' '
- cp .git/refs/heads/main .git/refs/heads/broken...ref &&
- test_when_finished "rm -f .git/refs/heads/broken...ref" &&
+ test-tool ref-store main update-ref msg "refs/heads/broken...ref" $main_sha1 $ZERO_OID REF_SKIP_REFNAME_VERIFICATION &&
+
+ test_when_finished "test-tool ref-store main delete-refs REF_NO_DEREF msg refs/heads/broken...ref" &&
git branch -m broken...ref renamed &&
test_cmp_rev main renamed &&
git branch >output 2>error &&
@@ -119,7 +121,7 @@ test_expect_failure 'branch -m can rename from a bad ref name' '
'
test_expect_success 'push cannot create a badly named ref' '
- test_when_finished "rm -f .git/refs/heads/broken...ref" &&
+ test_when_finished "test-tool ref-store main delete-refs REF_NO_DEREF msg refs/heads/broken...ref" &&
test_must_fail git push "file://$(pwd)" HEAD:refs/heads/broken...ref &&
git branch >output 2>error &&
! grep -e "broken\.\.\.ref" error &&
@@ -139,7 +141,7 @@ test_expect_failure 'push --mirror can delete badly named ref' '
cd dest &&
test_commit two &&
git checkout --detach &&
- cp .git/refs/heads/main .git/refs/heads/broken...ref
+ test-tool ref-store main update-ref msg "refs/heads/broken...ref" $main_sha1 $ZERO_OID REF_SKIP_REFNAME_VERIFICATION
) &&
git -C src push --mirror "file://$top/dest" &&
git -C dest branch >output 2>error &&
@@ -148,9 +150,9 @@ test_expect_failure 'push --mirror can delete badly named ref' '
'
test_expect_success 'rev-parse skips symref pointing to broken name' '
- test_when_finished "rm -f .git/refs/heads/broken...ref" &&
+ test_when_finished "test-tool ref-store main delete-refs REF_NO_DEREF msg refs/heads/broken...ref" &&
git branch shadow one &&
- cp .git/refs/heads/main .git/refs/heads/broken...ref &&
+ test-tool ref-store main update-ref msg "refs/heads/broken...ref" $main_sha1 $ZERO_OID REF_SKIP_REFNAME_VERIFICATION &&
printf "ref: refs/heads/broken...ref\n" >.git/refs/tags/shadow &&
test_when_finished "rm -f .git/refs/tags/shadow" &&
git rev-parse --verify one >expect &&
@@ -160,8 +162,8 @@ test_expect_success 'rev-parse skips symref pointing to broken name' '
'
test_expect_success 'for-each-ref emits warnings for broken names' '
- cp .git/refs/heads/main .git/refs/heads/broken...ref &&
- test_when_finished "rm -f .git/refs/heads/broken...ref" &&
+ test-tool ref-store main update-ref msg "refs/heads/broken...ref" $main_sha1 $ZERO_OID REF_SKIP_REFNAME_VERIFICATION &&
+ test_when_finished "test-tool ref-store main delete-refs REF_NO_DEREF msg refs/heads/broken...ref" &&
printf "ref: refs/heads/broken...ref\n" >.git/refs/heads/badname &&
test_when_finished "rm -f .git/refs/heads/badname" &&
printf "ref: refs/heads/main\n" >.git/refs/heads/broken...symref &&
@@ -176,8 +178,8 @@ test_expect_success 'for-each-ref emits warnings for broken names' '
'
test_expect_success 'update-ref -d can delete broken name' '
- cp .git/refs/heads/main .git/refs/heads/broken...ref &&
- test_when_finished "rm -f .git/refs/heads/broken...ref" &&
+ test-tool ref-store main update-ref msg "refs/heads/broken...ref" $main_sha1 $ZERO_OID REF_SKIP_REFNAME_VERIFICATION &&
+ test_when_finished "test-tool ref-store main delete-refs REF_NO_DEREF msg refs/heads/broken...ref" &&
git update-ref -d refs/heads/broken...ref >output 2>error &&
test_must_be_empty output &&
test_must_be_empty error &&
@@ -187,8 +189,8 @@ test_expect_success 'update-ref -d can delete broken name' '
'
test_expect_success 'branch -d can delete broken name' '
- cp .git/refs/heads/main .git/refs/heads/broken...ref &&
- test_when_finished "rm -f .git/refs/heads/broken...ref" &&
+ test-tool ref-store main update-ref msg "refs/heads/broken...ref" $main_sha1 $ZERO_OID REF_SKIP_REFNAME_VERIFICATION &&
+ test_when_finished "test-tool ref-store main delete-refs REF_NO_DEREF msg refs/heads/broken...ref" &&
git branch -d broken...ref >output 2>error &&
test_i18ngrep "Deleted branch broken...ref (was broken)" output &&
test_must_be_empty error &&
@@ -198,8 +200,9 @@ test_expect_success 'branch -d can delete broken name' '
'
test_expect_success 'update-ref --no-deref -d can delete symref to broken name' '
- cp .git/refs/heads/main .git/refs/heads/broken...ref &&
- test_when_finished "rm -f .git/refs/heads/broken...ref" &&
+ test-tool ref-store main update-ref msg "refs/heads/broken...ref" $main_sha1 $ZERO_OID REF_SKIP_REFNAME_VERIFICATION &&
+
+ test_when_finished "test-tool ref-store main delete-refs REF_NO_DEREF msg refs/heads/broken...ref" &&
printf "ref: refs/heads/broken...ref\n" >.git/refs/heads/badname &&
test_when_finished "rm -f .git/refs/heads/badname" &&
git update-ref --no-deref -d refs/heads/badname >output 2>error &&
@@ -209,8 +212,9 @@ test_expect_success 'update-ref --no-deref -d can delete symref to broken name'
'
test_expect_success 'branch -d can delete symref to broken name' '
- cp .git/refs/heads/main .git/refs/heads/broken...ref &&
- test_when_finished "rm -f .git/refs/heads/broken...ref" &&
+ test-tool ref-store main update-ref msg "refs/heads/broken...ref" $main_sha1 $ZERO_OID REF_SKIP_REFNAME_VERIFICATION &&
+
+ test_when_finished "test-tool ref-store main delete-refs REF_NO_DEREF msg refs/heads/broken...ref" &&
printf "ref: refs/heads/broken...ref\n" >.git/refs/heads/badname &&
test_when_finished "rm -f .git/refs/heads/badname" &&
git branch -d badname >output 2>error &&
@@ -238,8 +242,9 @@ test_expect_success 'branch -d can delete dangling symref to broken name' '
'
test_expect_success 'update-ref -d can delete broken name through symref' '
- cp .git/refs/heads/main .git/refs/heads/broken...ref &&
- test_when_finished "rm -f .git/refs/heads/broken...ref" &&
+ test-tool ref-store main update-ref msg "refs/heads/broken...ref" $main_sha1 $ZERO_OID REF_SKIP_REFNAME_VERIFICATION &&
+
+ test_when_finished "test-tool ref-store main delete-refs REF_NO_DEREF msg refs/heads/broken...ref" &&
printf "ref: refs/heads/broken...ref\n" >.git/refs/heads/badname &&
test_when_finished "rm -f .git/refs/heads/badname" &&
git update-ref -d refs/heads/badname >output 2>error &&
generated by cgit v1.2.3 (git 2.25.1) at 2024-05-30 10:05:37 +0300