Merge branch 'kn/push-empty-fix'

"git push '' HEAD:there" used to hit a BUG(); it has been corrected
to die with "fatal: bad repository ''".

* kn/push-empty-fix:
  builtin/push: call set_refspecs after validating remote
maint
Junio C Hamano 2024-07-17 10:47:26 -07:00
commit e13feda98f
2 changed files with 24 additions and 14 deletions

View File

@ -96,9 +96,8 @@ static void refspec_append_mapped(struct refspec *refspec, const char *ref,
refspec_append(refspec, ref);
}

static void set_refspecs(const char **refs, int nr, const char *repo)
static void set_refspecs(const char **refs, int nr, struct remote *remote)
{
struct remote *remote = NULL;
struct ref *local_refs = NULL;
int i;

@ -124,17 +123,10 @@ static void set_refspecs(const char **refs, int nr, const char *repo)
local_refs = get_local_heads();

/* Does "ref" uniquely name our ref? */
if (count_refspec_match(ref, local_refs, &matched) != 1) {
if (count_refspec_match(ref, local_refs, &matched) != 1)
refspec_append(&rs, ref);
} else {
/* lazily grab remote */
if (!remote)
remote = remote_get(repo);
if (!remote)
BUG("must get a remote for repo '%s'", repo);

else
refspec_append_mapped(&rs, ref, remote, matched);
}
} else
refspec_append(&rs, ref);
}
@ -630,10 +622,8 @@ int cmd_push(int argc, const char **argv, const char *prefix)
if (tags)
refspec_append(&rs, "refs/tags/*");

if (argc > 0) {
if (argc > 0)
repo = argv[0];
set_refspecs(argv + 1, argc - 1, repo);
}

remote = pushremote_get(repo);
if (!remote) {
@ -649,6 +639,9 @@ int cmd_push(int argc, const char **argv, const char *prefix)
" git push <name>\n"));
}

if (argc > 0)
set_refspecs(argv + 1, argc - 1, remote);

if (remote->mirror)
flags |= (TRANSPORT_PUSH_MIRROR|TRANSPORT_PUSH_FORCE);


View File

@ -2,6 +2,9 @@

test_description='detect some push errors early (before contacting remote)'

GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME=main
export GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME

TEST_PASSES_SANITIZE_LEAK=true
. ./test-lib.sh

@ -38,6 +41,20 @@ test_expect_success 'detect missing sha1 expressions early' '
test_cmp expect rp-ran
'

# We use an existing local_ref, since it follows a different flow in
# 'builtin/push.c:set_refspecs()' and we want to test that regression.
test_expect_success 'detect empty remote with existing local ref' '
test_must_fail git push "" main 2> stderr &&
grep "fatal: bad repository ${SQ}${SQ}" stderr
'

# While similar to the previous test, here we want to ensure that
# even targeted refspecs are handled.
test_expect_success 'detect empty remote with targeted refspec' '
test_must_fail git push "" HEAD:refs/heads/main 2> stderr &&
grep "fatal: bad repository ${SQ}${SQ}" stderr
'

test_expect_success 'detect ambiguous refs early' '
git branch foo &&
git tag foo &&