MPLS: Handle compatibility with old configs

Old configs do not define MPLS domains and may use a static protocol
to define static MPLS routes.

When MPLS channel is the only channel of static protocol, handle it
as a main channel. Also, define implicit MPLS domain if needed and
none is defined.

1 files changed, 4 insertions, 0 deletions

diff --git a/proto/static/static.c b/proto/static/static.c
index 0e80ad64..071803a8 100644
--- a/proto/static/static.c
+++ b/proto/static/static.c
@@ -472,6 +472,10 @@ static_postconfig(struct proto_config *CF)
   struct static_config *cf = (void *) CF;
   struct static_route *r;
 
+  /* If there is just a MPLS channel, use it as a main channel */
+  if (!CF->net_type && proto_cf_mpls_channel(CF))
+    CF->net_type = NET_MPLS;
+
   if (! proto_cf_main_channel(CF))
     cf_error("Channel not specified");