static char *
gen_merge_description (SeafRepo *repo,
const char *merged_root,
const char *p1_root,
const char *p2_root)
{
GList *p;
GList *results = NULL;
char *desc;
diff_merge_roots (repo->store_id, repo->version,
merged_root, p1_root, p2_root, &results, TRUE);
desc = diff_results_to_description (results);
for (p = results; p; p = p->next) {
DiffEntry *de = p->data;
diff_entry_free (de);
}
g_list_free (results);
return desc;
}
/*
* If the missing virtual repo is renamed, update database entry;
* otherwise delete the virtual repo.
*/
static void
handle_missing_virtual_repo (SeafRepoManager *mgr,
SeafRepo *repo, SeafCommit *head, SeafVirtRepo *vinfo)
{
SeafCommit *parent = NULL;
char *old_dir_id = NULL;
GList *diff_res = NULL, *ptr;
DiffEntry *de;
parent = seaf_commit_manager_get_commit (seaf->commit_mgr,
head->repo_id, head->version,
head->parent_id);
if (!parent) {
seaf_warning ("Failed to find commit %s:%s.\n", head->repo_id, head->parent_id);
return;
}
int rc = diff_commits (parent, head, &diff_res, TRUE);
if (rc < 0) {
seaf_warning ("Failed to diff commit %s to %s.\n",
parent->commit_id, head->commit_id);
seaf_commit_unref (parent);
return;
}
char *path = vinfo->path, *sub_path, *p, *par_path;
gboolean is_renamed = FALSE;
p = &path[strlen(path)];
par_path = g_strdup(path);
sub_path = NULL;
while (1) {
GError *error = NULL;
old_dir_id = seaf_fs_manager_get_seafdir_id_by_path (seaf->fs_mgr,
repo->store_id,
repo->version,
parent->root_id,
par_path, &error);
if (!old_dir_id) {
if (error && error->code == SEAF_ERR_PATH_NO_EXIST) {
seaf_warning ("Failed to find %s under commit %s in repo %s.\n",
par_path, parent->commit_id, repo->store_id);
seaf_debug ("Delete virtual repo %.10s.\n", vinfo->repo_id);
seaf_repo_manager_del_virtual_repo (mgr, vinfo->repo_id);
g_clear_error (&error);
}
goto out;
}
char de_id[41];
char *new_path;
for (ptr = diff_res; ptr; ptr = ptr->next) {
de = ptr->data;
if (de->status == DIFF_STATUS_DIR_RENAMED) {
rawdata_to_hex (de->sha1, de_id, 20);
if (strcmp (de_id, old_dir_id) == 0) {
if (sub_path != NULL)
new_path = g_strconcat ("/", de->new_name, "/", sub_path, NULL);
else
new_path = g_strconcat ("/", de->new_name, NULL);
seaf_debug ("Updating path of virtual repo %s to %s.\n",
vinfo->repo_id, new_path);
set_virtual_repo_base_commit_path (vinfo->repo_id,
head->commit_id, new_path);
is_renamed = TRUE;
break;
}
}
}
g_free (old_dir_id);
if (is_renamed)
break;
while (--p != path && *p != '/');
if (p == path)
break;
g_free (par_path);
g_free (sub_path);
par_path = g_strndup (path, p - path);
sub_path = g_strdup (p + 1);
}
if (!is_renamed) {
seaf_debug ("Delete virtual repo %.10s.\n", vinfo->repo_id);
seaf_repo_manager_del_virtual_repo (mgr, vinfo->repo_id);
}
out:
g_free (par_path);
g_free (sub_path);
for (ptr = diff_res; ptr; ptr = ptr->next)
diff_entry_free ((DiffEntry *)ptr->data);
g_list_free (diff_res);
seaf_commit_unref (parent);
}
