From 575475de71aa388b521747d8342a681cdf4bf073 Mon Sep 17 00:00:00 2001
From: Vitaliy Filippov <vitalif@yourcmc.ru>
Date: Sun, 17 Dec 2023 11:47:12 +0300
Subject: [PATCH] Do not ignore loopback addresses for OSD network (to make
 ECMP setups with frr possible)

---
 src/addr_util.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/addr_util.cpp b/src/addr_util.cpp
index 67a0d2cf..c62ab248 100644
--- a/src/addr_util.cpp
+++ b/src/addr_util.cpp
@@ -149,7 +149,8 @@ std::vector<std::string> getifaddr_list(std::vector<std::string> mask_cfg, bool
         }
         int family = ifa->ifa_addr->sa_family;
         if ((family == AF_INET || family == AF_INET6 && include_v6) &&
-            (ifa->ifa_flags & (IFF_UP | IFF_RUNNING | IFF_LOOPBACK)) == (IFF_UP | IFF_RUNNING))
+            // Do not skip loopback addresses if the address filter is specified
+            (ifa->ifa_flags & (IFF_UP | IFF_RUNNING | (masks.size() ? 0 : IFF_LOOPBACK))) == (IFF_UP | IFF_RUNNING))
         {
             void *addr_ptr;
             if (family == AF_INET)