unsigned char *new_sha1 = cmd->new_sha1;
struct ref_lock *lock;
- if (!prefixcmp(name, "refs/") && check_ref_format(name + 5)) {
- error("refusing to create funny ref '%s' locally", name);
+ /* only refs/... are allowed */
+ if (prefixcmp(name, "refs/") || check_ref_format(name + 5)) {
+ error("refusing to create funny ref '%s' remotely", name);
return "funny refname";
}
if (deny_non_fast_forwards && !is_null_sha1(new_sha1) &&
!is_null_sha1(old_sha1) &&
!prefixcmp(name, "refs/heads/")) {
+ struct object *old_object, *new_object;
struct commit *old_commit, *new_commit;
struct commit_list *bases, *ent;
- old_commit = (struct commit *)parse_object(old_sha1);
- new_commit = (struct commit *)parse_object(new_sha1);
+ old_object = parse_object(old_sha1);
+ new_object = parse_object(new_sha1);
+
+ if (!old_object || !new_object ||
+ old_object->type != OBJ_COMMIT ||
+ new_object->type != OBJ_COMMIT) {
+ error("bad sha1 objects for %s", name);
+ return "bad ref";
+ }
+ old_commit = (struct commit *)old_object;
+ new_commit = (struct commit *)new_object;
bases = get_merge_bases(old_commit, new_commit, 1);
for (ent = bases; ent; ent = ent->next)
if (!hashcmp(old_sha1, ent->item->object.sha1))
}
if (is_null_sha1(new_sha1)) {
+ if (!parse_object(old_sha1)) {
+ warning ("Allowing deletion of corrupt ref.");
+ old_sha1 = NULL;
+ }
if (delete_ref(name, old_sha1)) {
error("failed to delete %s", name);
return "failed to delete";
}
- fprintf(stderr, "%s: %s -> deleted\n", name,
- sha1_to_hex(old_sha1));
return NULL; /* good */
}
else {
if (write_ref_sha1(lock, new_sha1, "push")) {
return "failed to write"; /* error() already called */
}
- fprintf(stderr, "%s: %s -> %s\n", name,
- sha1_to_hex(old_sha1), sha1_to_hex(new_sha1));
return NULL; /* good */
}
}
}
} else {
const char *keeper[6];
- int s, len, status;
+ int s, status;
char keep_arg[256];
- char packname[46];
struct child_process ip;
s = sprintf(keep_arg, "--keep=receive-pack %i on ", getpid());
ip.git_cmd = 1;
if (start_command(&ip))
return "index-pack fork failed";
-
- /*
- * The first thing we expects from index-pack's output
- * is "pack\t%40s\n" or "keep\t%40s\n" (46 bytes) where
- * %40s is the newly created pack SHA1 name. In the "keep"
- * case, we need it to remove the corresponding .keep file
- * later on. If we don't get that then tough luck with it.
- */
- for (len = 0;
- len < 46 && (s = xread(ip.out, packname+len, 46-len)) > 0;
- len += s);
- if (len == 46 && packname[45] == '\n' &&
- memcmp(packname, "keep\t", 5) == 0) {
- char path[PATH_MAX];
- packname[45] = 0;
- snprintf(path, sizeof(path), "%s/pack/pack-%s.keep",
- get_object_directory(), packname + 5);
- pack_lockfile = xstrdup(path);
- }
-
+ pack_lockfile = index_pack_lockfile(ip.out);
status = finish_command(&ip);
if (!status) {
reprepare_packed_git();
if (!dir)
usage(receive_pack_usage);
+ setup_path(NULL);
+
if (!enter_repo(dir, 0))
die("'%s': unable to chdir or not a git archive", dir);