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Diffstat (limited to 'src/vnet/l2/l2_bd.c')
-rw-r--r--src/vnet/l2/l2_bd.c48
1 files changed, 37 insertions, 11 deletions
diff --git a/src/vnet/l2/l2_bd.c b/src/vnet/l2/l2_bd.c
index 943385ccb7c..4dd359ed0b7 100644
--- a/src/vnet/l2/l2_bd.c
+++ b/src/vnet/l2/l2_bd.c
@@ -91,13 +91,27 @@ bd_add_bd_index (bd_main_t * bdm, u32 bd_id)
return rv;
}
+static inline void
+bd_free_ip_mac_tables (l2_bridge_domain_t * bd)
+{
+ u64 mac_addr;
+ ip6_address_t *ip6_addr_key;
+
+ hash_free (bd->mac_by_ip4);
+ /* *INDENT-OFF* */
+ hash_foreach_mem (ip6_addr_key, mac_addr, bd->mac_by_ip6,
+ ({
+ clib_mem_free (ip6_addr_key); /* free memory used for ip6 addr key */
+ }));
+ /* *INDENT-ON* */
+ hash_free (bd->mac_by_ip6);
+}
+
static int
bd_delete (bd_main_t * bdm, u32 bd_index)
{
l2_bridge_domain_t *bd = &l2input_main.bd_configs[bd_index];
u32 bd_id = bd->bd_id;
- u64 mac_addr;
- ip6_address_t *ip6_addr_key;
/* flush non-static MACs in BD and removed bd_id from hash table */
l2fib_flush_bd_mac (vlib_get_main (), bd_index);
@@ -115,14 +129,7 @@ bd_delete (bd_main_t * bdm, u32 bd_index)
/* free memory used by BD */
vec_free (bd->members);
- hash_free (bd->mac_by_ip4);
- /* *INDENT-OFF* */
- hash_foreach_mem (ip6_addr_key, mac_addr, bd->mac_by_ip6,
- ({
- clib_mem_free (ip6_addr_key); /* free memory used for ip6 addr key */
- }));
- /* *INDENT-ON* */
- hash_free (bd->mac_by_ip6);
+ bd_free_ip_mac_tables (bd);
return 0;
}
@@ -806,6 +813,20 @@ bd_add_del_ip_mac (u32 bd_index,
}
/**
+ * Flush IP address to MAC address mapping tables in a BD.
+ */
+void
+bd_flush_ip_mac (u32 bd_index)
+{
+ l2_bridge_domain_t *bd = l2input_bd_config (bd_index);
+ ASSERT (bd_is_valid (bd));
+ bd_free_ip_mac_tables (bd);
+ bd->mac_by_ip4 = 0;
+ bd->mac_by_ip6 =
+ hash_create_mem (0, sizeof (ip6_address_t), sizeof (uword));
+}
+
+/**
Set bridge-domain arp entry add/delete.
The CLI format is:
set bridge-domain arp entry <bridge-domain-id> <ip-addr> <mac-addr> [del]
@@ -849,6 +870,11 @@ bd_arp_entry (vlib_main_t * vm,
{
type = IP46_TYPE_IP6;
}
+ else if (unformat (input, "del-all"))
+ {
+ bd_flush_ip_mac (bd_index);
+ goto done;
+ }
else
{
error = clib_error_return (0, "expecting IP address but got `%U'",
@@ -893,7 +919,7 @@ done:
/* *INDENT-OFF* */
VLIB_CLI_COMMAND (bd_arp_entry_cli, static) = {
.path = "set bridge-domain arp entry",
- .short_help = "set bridge-domain arp entry <bridge-domain-id> <ip-addr> <mac-addr> [del]",
+ .short_help = "set bridge-domain arp entry <bridge-domain-id> [<ip-addr> <mac-addr> [del] | del-all]",
.function = bd_arp_entry,
};
/* *INDENT-ON* */