-
- if (uid < 0 || gid < 0) {
- ret = mkdir_check_exists(path, mode);
- } else {
- ret = run_as_mkdir(path, mode, uid, gid);
- }
- if (ret < 0) {
- if (errno != EEXIST) {
- PERROR("mkdir %s, uid %d, gid %d", path ? path : "NULL",
- uid, gid);
- } else {
- ret = 0;
- }
- }
-
- return ret;
-}
-
-/*
- * Internal version of mkdir_recursive. Runs as the current user.
- * Don't call directly; use utils_mkdir_recursive().
- *
- * This function is ominously marked as "unsafe" since it should only
- * be called by a caller that has transitioned to the uid and gid under which
- * the directory creation should occur.
- */
-LTTNG_HIDDEN
-int _utils_mkdir_recursive_unsafe(const char *path, mode_t mode)
-{
- char *p, tmp[PATH_MAX];
- size_t len;
- int ret;
-
- assert(path);
-
- ret = snprintf(tmp, sizeof(tmp), "%s", path);
- if (ret < 0) {
- PERROR("snprintf mkdir");
- goto error;
- }
-
- len = ret;
- if (tmp[len - 1] == '/') {
- tmp[len - 1] = 0;
- }
-
- for (p = tmp + 1; *p; p++) {
- if (*p == '/') {
- *p = 0;
- if (tmp[strlen(tmp) - 1] == '.' &&
- tmp[strlen(tmp) - 2] == '.' &&
- tmp[strlen(tmp) - 3] == '/') {
- ERR("Using '/../' is not permitted in the trace path (%s)",
- tmp);
- ret = -1;
- goto error;
- }
- ret = mkdir_check_exists(tmp, mode);
- if (ret < 0) {
- if (errno != EACCES) {
- PERROR("mkdir recursive");
- ret = -errno;
- goto error;
- }
- }
- *p = '/';
- }
- }
-
- ret = mkdir_check_exists(tmp, mode);
- if (ret < 0) {
- PERROR("mkdir recursive last element");
- ret = -errno;