From mboxrd@z Thu Jan 1 00:00:00 1970 From: Nikolay Aleksandrov Subject: [PATCH iproute2 07/21] iplink: bridge: add support for IFLA_BR_MCAST_ROUTER Date: Mon, 8 Feb 2016 12:55:13 +0100 Message-ID: <1454932527-30569-8-git-send-email-razor@blackwall.org> References: <1454932527-30569-1-git-send-email-razor@blackwall.org> Cc: roopa@cumulusnetworks.com, stephen@networkplumber.org, Nikolay Aleksandrov To: netdev@vger.kernel.org Return-path: Received: from mail-wm0-f46.google.com ([74.125.82.46]:32806 "EHLO mail-wm0-f46.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752305AbcBHL4P (ORCPT ); Mon, 8 Feb 2016 06:56:15 -0500 Received: by mail-wm0-f46.google.com with SMTP id g62so129380186wme.0 for ; Mon, 08 Feb 2016 03:56:14 -0800 (PST) In-Reply-To: <1454932527-30569-1-git-send-email-razor@blackwall.org> Sender: netdev-owner@vger.kernel.org List-ID: From: Nikolay Aleksandrov This patch implements support for the IFLA_BR_MCAST_ROUTER attribute in iproute2 so it can change the multicast router value. Signed-off-by: Nikolay Aleksandrov --- ip/iplink_bridge.c | 13 +++++++++++++ 1 file changed, 13 insertions(+) diff --git a/ip/iplink_bridge.c b/ip/iplink_bridge.c index e8bc66b498b3..11577a8994a3 100644 --- a/ip/iplink_bridge.c +++ b/ip/iplink_bridge.c @@ -32,6 +32,7 @@ static void print_explain(FILE *f) " [ vlan_filtering VLAN_FILTERING ]\n" " [ vlan_protocol VLAN_PROTOCOL ]\n" " [ vlan_default_pvid VLAN_DEFAULT_PVID ]\n" + " [ mcast_router MULTICAST_ROUTER ]\n" "\n" "Where: VLAN_PROTOCOL := { 802.1Q | 802.1ad }\n" ); @@ -139,6 +140,14 @@ static int bridge_parse_opt(struct link_util *lu, int argc, char **argv, addattr16(n, 1024, IFLA_BR_VLAN_DEFAULT_PVID, default_pvid); + } else if (matches(*argv, "mcast_router") == 0) { + __u8 mcast_router; + + NEXT_ARG(); + if (get_u8(&mcast_router, *argv, 0)) + invarg("invalid mcast_router", *argv); + + addattr8(n, 1024, IFLA_BR_MCAST_ROUTER, mcast_router); } else if (matches(*argv, "help") == 0) { explain(); return -1; @@ -258,6 +267,10 @@ static void bridge_print_opt(struct link_util *lu, FILE *f, struct rtattr *tb[]) RTA_PAYLOAD(tb[IFLA_BR_GROUP_ADDR]), 1 /*ARPHDR_ETHER*/, mac, sizeof(mac))); } + + if (tb[IFLA_BR_MCAST_ROUTER]) + fprintf(f, "mcast_router %u ", + rta_getattr_u8(tb[IFLA_BR_MCAST_ROUTER])); } static void bridge_print_help(struct link_util *lu, int argc, char **argv, -- 2.4.3