From: Donald Sharp <sharpd@cumulusnetworks.com>
Date: Wed, 20 May 2015 00:47:23 +0000 (-0700)
Subject: iBGP multipath is broken if 'bgp deterministic-med' is enabled
X-Git-Tag: frr-2.0-rc1~1508
X-Git-Url: https://git.puffer.fish/?a=commitdiff_plain;h=4468119bd22a69d7ca5d91b9dcd14e7fdf6d136f;p=mirror%2Ffrr.git

iBGP multipath is broken if 'bgp deterministic-med' is enabled
---

diff --git a/bgpd/bgp_aspath.c b/bgpd/bgp_aspath.c
index 4406c8b23a..996101a279 100644
--- a/bgpd/bgp_aspath.c
+++ b/bgpd/bgp_aspath.c
@@ -1417,6 +1417,10 @@ aspath_cmp_left (const struct aspath *aspath1, const struct aspath *aspath2)
   if (!(aspath1 && aspath2))
     return 0;
 
+  /* If both paths are originated in this AS then we do want to compare MED */
+  if (!aspath_count_hops(aspath1) && !aspath_count_hops(aspath2))
+    return 1;
+
   seg1 = aspath1->segments;
   seg2 = aspath2->segments;