add a flag to keep track of route metric overrides

diff --git a/interface-ip.c b/interface-ip.c
index 170b03b..56f3c0c 100644 (file)
--- a/interface-ip.c
+++ b/interface-ip.c
@@ -86,8 +86,10 @@ interface_ip_add_route(struct interface *iface, struct blob_attr *attr, bool v6)
                }
        }
 
-       if ((cur = tb[ROUTE_METRIC]) != NULL)
+       if ((cur = tb[ROUTE_METRIC]) != NULL) {
                route->metric = blobmsg_get_u32(cur);
+               route->flags |= DEVROUTE_METRIC;
+       }
 
        if ((cur = tb[ROUTE_MTU]) != NULL)
                route->mtu = blobmsg_get_u32(cur);

diff --git a/interface-ip.h b/interface-ip.h
index 0ce94df..68bfdf6 100644 (file)
--- a/interface-ip.h
+++ b/interface-ip.h
@@ -11,6 +11,9 @@ enum device_addr_flags {
 
        /* externally added address */
        DEVADDR_EXTERNAL        = (1 << 2),
+
+       /* route overrides the default interface metric */
+       DEVROUTE_METRIC         = (1 << 3)
 };
 
 union if_addr {