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iplink: bridge: add support for IFLA_BR_MCAST_QUERIER 

This patch implements support for the IFLA_BR_MCAST_QUERIER attribute
in iproute2 so it can toggle the mcast querier value.

Signed-off-by: Nikolay Aleksandrov <nikolay@cumulusnetworks.com>
This commit is contained in:
Nikolay Aleksandrov 2016-02-09 00:14:28 +01:00 committed by Stephen Hemminger
parent 449843d1d6
commit 0778b74122
1 changed files with 13 additions and 0 deletions
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13
ip/iplink_bridge.c
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@ -36,6 +36,7 @@ static void print_explain(FILE *f)
" [ mcast_snooping MULTICAST_SNOOPING ]\n"
" [ mcast_router MULTICAST_ROUTER ]\n"
" [ mcast_query_use_ifaddr MCAST_QUERY_USE_IFADDR ]\n"
" [ mcast_querier MULTICAST_QUERIER ]\n"
"\n"
"Where: VLAN_PROTOCOL := { 802.1Q | 802.1ad }\n"
);
@ -169,6 +170,14 @@ static int bridge_parse_opt(struct link_util *lu, int argc, char **argv,
addattr8(n, 1024, IFLA_BR_MCAST_QUERY_USE_IFADDR,
mcast_qui);
} else if (matches(*argv, "mcast_querier") == 0) {
__u8 mcast_querier;
NEXT_ARG();
if (get_u8(&mcast_querier, *argv, 0))
invarg("invalid mcast_querier", *argv);
addattr8(n, 1024, IFLA_BR_MCAST_QUERIER, mcast_querier);
} else if (matches(*argv, "help") == 0) {
explain();
return -1;
@ -318,6 +327,10 @@ static void bridge_print_opt(struct link_util *lu, FILE *f, struct rtattr *tb[])
if (tb[IFLA_BR_MCAST_QUERY_USE_IFADDR])
fprintf(f, "mcast_query_use_ifaddr %u ",
rta_getattr_u8(tb[IFLA_BR_MCAST_QUERY_USE_IFADDR]));
if (tb[IFLA_BR_MCAST_QUERIER])
fprintf(f, "mcast_querier %u ",
rta_getattr_u8(tb[IFLA_BR_MCAST_QUERIER]));
}
static void bridge_print_help(struct link_util *lu, int argc, char **argv,