config_reader.c: change log messages for reading config files (#1247)

Author: byshen

cherokee/config_reader.c

@@ -75,7 +75,10 @@ do_include (cherokee_config_node_t *conf, cherokee_buffer_t *path)
 		int               entry_len;
 
 		dir = cherokee_opendir (path->buf);
-		if (dir == NULL) return ret_error;
+		if (dir == NULL) {
+			LOG_CRITICAL (CHEROKEE_ERROR_CONF_OPEN_DIR, path->buf);
+			return ret_error;
+		}
 
 		while ((entry = readdir(dir)) != NULL) {
 			ret_t             ret;

cherokee/error_list.py

@@ -765,7 +765,12 @@
 #
 e('CONF_READ_ACCESS_FILE',
   title   = "Could not access file",
-  desc    = "The configuration file '%s' could not be accessed. Most probably the server user does not have enough permissions to read it.",
+  desc    = "The configuration file '%s' could not be accessed. Most probably the server user does not have enough permissions to read it, or lacks search permission on the file path.",
+  show_bt = False)
+
+e('CONF_OPEN_DIR',
+  title   = "Could not open directory",
+  desc    = "Could not open directory '%s'. Please check the server user and file permissions.",
   show_bt = False)
 
 e('CONF_READ_CHILDREN_SAME_NODE',