diff options
| -rw-r--r-- | archive.c | 18 | ||||
| -rwxr-xr-x | t/t5000-tar-tree.sh | 8 |
2 files changed, 22 insertions, 4 deletions
@@ -247,7 +247,8 @@ static void parse_pathspec_arg(const char **pathspec, } static void parse_treeish_arg(const char **argv, - struct archiver_args *ar_args, const char *prefix) + struct archiver_args *ar_args, const char *prefix, + int remote) { const char *name = argv[0]; const unsigned char *commit_sha1; @@ -256,8 +257,17 @@ static void parse_treeish_arg(const char **argv, const struct commit *commit; unsigned char sha1[20]; - if (get_sha1(name, sha1)) - die("Not a valid object name"); + /* Remotes are only allowed to fetch actual refs */ + if (remote) { + char *ref = NULL; + if (!dwim_ref(name, strlen(name), sha1, &ref)) + die("no such ref: %s", name); + free(ref); + } + else { + if (get_sha1(name, sha1)) + die("Not a valid object name"); + } commit = lookup_commit_reference_gently(sha1, 1); if (commit) { @@ -414,7 +424,7 @@ int write_archive(int argc, const char **argv, const char *prefix, setup_git_directory(); } - parse_treeish_arg(argv, &args, prefix); + parse_treeish_arg(argv, &args, prefix, remote); parse_pathspec_arg(argv + 1, &args); return ar->write_archive(ar, &args); diff --git a/t/t5000-tar-tree.sh b/t/t5000-tar-tree.sh index d906898..c05c676 100755 --- a/t/t5000-tar-tree.sh +++ b/t/t5000-tar-tree.sh @@ -242,6 +242,14 @@ test_expect_success \ 'git archive --list outside of a git repo' \ 'GIT_DIR=some/non-existing/directory git archive --list' +test_expect_success 'clients cannot access unreachable commits' ' + test_commit unreachable && + sha1=`git rev-parse HEAD` && + git reset --hard HEAD^ && + git archive $sha1 >remote.tar && + test_must_fail git archive --remote=. $sha1 >remote.tar +' + test_expect_success 'git-archive --prefix=olde-' ' git archive --prefix=olde- >h.tar HEAD && ( |