netdev - [PATCH iproute2-next 2/4] ip: Display ip rule protocol used

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Date:   Tue, 20 Feb 2018 20:53:46 -0500
From:   Donald Sharp <sharpd@...ulusnetworks.com>
To:     netdev@...r.kernel.org, dsahern@...il.com
Subject: [PATCH iproute2-next 2/4] ip: Display ip rule protocol used

Newer kernels are now accepting a protocol from the installing
program for who installed the rule.  This change allows us
to see this change if it is being specified by the installing
program.

Signed-off-by: Donald Sharp <sharpd@...ulusnetworks.com>
---
 ip/iprule.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/ip/iprule.c b/ip/iprule.c
index c40d76f1..b3e7d92c 100644
--- a/ip/iprule.c
+++ b/ip/iprule.c
@@ -341,6 +341,10 @@ int print_rule(const struct sockaddr_nl *who, struct nlmsghdr *n, void *arg)
 			rtnl_rtntype_n2a(frh->action,
 					 b1, sizeof(b1)));
 
+	if (frh->proto != RTPROT_UNSPEC)
+		fprintf(fp, " proto %s ",
+			rtnl_rtprot_n2a(frh->proto, b1, sizeof(b1)));
+
 	fprintf(fp, "\n");
 	fflush(fp);
 	return 0;
-- 
2.14.3