@@ -24,12 +24,12 @@
((struct rtattr *)(((char *)(r)) + NLMSG_ALIGN(sizeof(struct br_port_msg))))
#endif
-static unsigned int filter_index;
+static unsigned int filter_index, filter_vlan;
static void usage(void)
{
fprintf(stderr, "Usage: bridge mdb { add | del } dev DEV port PORT grp GROUP [permanent | temp] [vid VID]\n");
- fprintf(stderr, " bridge mdb {show} [ dev DEV ]\n");
+ fprintf(stderr, " bridge mdb {show} [ dev DEV ] [ vid VID ]\n");
exit(-1);
}
@@ -92,6 +92,8 @@ static void print_mdb_entry(FILE *f, int ifindex, struct br_mdb_entry *e,
const void *src;
int af;
+ if (filter_vlan && e->vid != filter_vlan)
+ return;
af = e->addr.proto == htons(ETH_P_IP) ? AF_INET : AF_INET6;
src = af == AF_INET ? (const void *)&e->addr.u.ip4 :
(const void *)&e->addr.u.ip6;
@@ -195,6 +197,11 @@ static int mdb_show(int argc, char **argv)
if (filter_dev)
duparg("dev", *argv);
filter_dev = *argv;
+ } else if (strcmp(*argv, "vid") == 0) {
+ NEXT_ARG();
+ if (filter_vlan)
+ duparg("vid", *argv);
+ filter_vlan = atoi(*argv);
}
argc--; argv++;
}
Add the optional keyword "vid" to bridge mdb show so the user can request filtering by a specific vlan id. Currently the filtering is implemented only in user-space. The argument name has been chosen to match the add/del one - "vid". Example: $ bridge mdb show vid 200 dev br0 port eth2 grp 239.0.0.1 permanent vid 200 Signed-off-by: Nikolay Aleksandrov <nikolay@cumulusnetworks.com> --- bridge/mdb.c | 11 +++++++++-- 1 file changed, 9 insertions(+), 2 deletions(-)