iplink: add support for IFLA_BR_VLAN_FILTERING attribute
This patch implements support for the IFLA_BR_VLAN_FILTERING attribute
in iproute2 so it can enable/disable vlan_filtering.
Example:
$ ip link set br0 type bridge vlan_filtering 1
$ ip -d link show br0
6: br0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue state
UP mode DEFAULT group default
link/ether 08:00:27:ea:07:38 brd ff:ff:ff:ff:ff:ff promiscuity 0
bridge forward_delay 1500 hello_time 200 max_age 2000 vlan_filtering 1
addrgenmode eui64
Signed-off-by: Nikolay Aleksandrov <nikolay@cumulusnetworks.com>
diff --git a/ip/iplink_bridge.c b/ip/iplink_bridge.c
index e704e29..a8bc840 100644
--- a/ip/iplink_bridge.c
+++ b/ip/iplink_bridge.c
@@ -26,6 +26,7 @@
" [ ageing_time AGEING_TIME ]\n"
" [ stp_state STP_STATE ]\n"
" [ priority PRIORITY ]\n"
+ " [ vlan_filtering VLAN_FILTERING ]\n"
);
}
@@ -84,6 +85,15 @@
return -1;
}
addattr16(n, 1024, IFLA_BR_PRIORITY, prio);
+ } else if (matches(*argv, "vlan_filtering") == 0) {
+ __u8 vlan_filter;
+
+ NEXT_ARG();
+ if (get_u8(&vlan_filter, *argv, 0)) {
+ invarg("invalid vlan_filtering", *argv);
+ return -1;
+ }
+ addattr8(n, 1024, IFLA_BR_VLAN_FILTERING, vlan_filter);
} else if (matches(*argv, "help") == 0) {
explain();
return -1;
@@ -126,6 +136,10 @@
if (tb[IFLA_BR_PRIORITY])
fprintf(f, "priority %u ",
rta_getattr_u16(tb[IFLA_BR_PRIORITY]));
+
+ if (tb[IFLA_BR_VLAN_FILTERING])
+ fprintf(f, "vlan_filtering %u ",
+ rta_getattr_u8(tb[IFLA_BR_VLAN_FILTERING]));
}
static void bridge_print_help(struct link_util *lu, int argc, char **argv,