diff options
| author |   Ole Troan <otroan@employees.org> | 2023-10-13 08:52:47 +0200 |
|---|---|---|
| committer |   Andrew Yourtchenko <ayourtch@gmail.com> | 2023-10-16 10:52:51 +0000 |
| commit | 1fe132ec1a33edf89503140aff0a26ed73542296 (patch) | |
| tree | 58caafa9a50d4ad329d568ea3dedc98bf6870c3e /src | |
| parent | d0ffa26a0e2910f9b7108b0b133e2da7de278178 (diff) | |
ip-neighbor: add ip neighbor flush
Flushing the neighbor cache was only available through API.
Add CLI command. Either flushes whole table (IP4,IP6)
or all neighbors on specified interface.
Type: improvement
Change-Id: Ia8c68fb032a2dfd940a136edc2aee80db5c37685
Signed-off-by: Ole Troan <otroan@employees.org>
Diffstat (limited to 'src')
| -rw-r--r-- | src/vnet/ip-neighbor/ip_neighbor.c | 13 |
1 files changed, 11 insertions, 2 deletions
diff --git a/src/vnet/ip-neighbor/ip_neighbor.c b/src/vnet/ip-neighbor/ip_neighbor.c index d7450f9cd3e..d341698abfb 100644 --- a/src/vnet/ip-neighbor/ip_neighbor.c +++ b/src/vnet/ip-neighbor/ip_neighbor.c @@ -797,7 +797,7 @@ ip_neighbor_cmd (vlib_main_t * vm, vnet_main_t *vnm = vnet_get_main (); ip_neighbor_flags_t flags; u32 sw_if_index = ~0; - int is_add = 1; + int is_add = 1, is_flush = 0; int count = 1; flags = IP_NEIGHBOR_FLAG_DYNAMIC; @@ -811,6 +811,8 @@ ip_neighbor_cmd (vlib_main_t * vm, ; else if (unformat (input, "delete") || unformat (input, "del")) is_add = 0; + else if (unformat (input, "flush")) + is_flush = 1; else if (unformat (input, "static")) { flags |= IP_NEIGHBOR_FLAG_STATIC; @@ -824,6 +826,13 @@ ip_neighbor_cmd (vlib_main_t * vm, break; } + if (is_flush) + { + ip_neighbor_del_all (AF_IP4, sw_if_index); + ip_neighbor_del_all (AF_IP6, sw_if_index); + return NULL; + } + if (sw_if_index == ~0 || ip_address_is_zero (&ip) || mac_address_is_zero (&mac)) return clib_error_return (0, @@ -888,7 +897,7 @@ VLIB_CLI_COMMAND (ip_neighbor_command, static) = { }; VLIB_CLI_COMMAND (ip_neighbor_command2, static) = { .path = "ip neighbor", - .short_help = "ip neighbor [del] <intfc> <ip-address> <mac-address> " + .short_help = "ip neighbor [del] [flush] <intfc> <ip-address> <mac-address> " "[static] [no-fib-entry] [count <count>]", .function = ip_neighbor_cmd, }; |