sysext: split parsing SYSTEMD_SYSEXT_HIERARCHIES in a common helper

2021-02-23 15:34:46 +00:00
parent 685097b9ca
commit 280b3781bd
3 changed files with 19 additions and 7 deletions
@@ -77,3 +77,18 @@ int extension_release_validate(
        log_debug("Version info of extension '%s' matches host.", name);
        return 1;
 }
+
+int parse_env_extension_hierarchies(char ***ret_hierarchies) {
+        int r;
+
+        r = getenv_path_list("SYSTEMD_SYSEXT_HIERARCHIES", ret_hierarchies);
+        if (r < 0)
+                return log_debug_errno(r, "Failed to parse SYSTEMD_SYSEXT_HIERARCHIES environment variable : %m");
+        if (!*ret_hierarchies) {
+                *ret_hierarchies = strv_new("/usr", "/opt");
+                if (!*ret_hierarchies)
+                        return -ENOMEM;
+        }
+
+        return 0;
+}
@@ -10,3 +10,6 @@ int extension_release_validate(
                const char *host_os_release_version_id,
                const char *host_os_release_sysext_level,
                char **extension_release);
+
+/* Parse SYSTEMD_SYSEXT_HIERARCHIES and if not set, return "/usr /opt" */
+int parse_env_extension_hierarchies(char ***ret_hierarchies);