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-rw-r--r--src/vnet/l2/l2_bvi.h37
1 files changed, 35 insertions, 2 deletions
diff --git a/src/vnet/l2/l2_bvi.h b/src/vnet/l2/l2_bvi.h
index d7d410b06ab..300ea81bbf0 100644
--- a/src/vnet/l2/l2_bvi.h
+++ b/src/vnet/l2/l2_bvi.h
@@ -28,6 +28,27 @@
#define TO_BVI_ERR_BAD_MAC 1
#define TO_BVI_ERR_ETHERTYPE 2
+static_always_inline u32
+l2_to_bvi_dmac_check (vnet_hw_interface_t * hi, u8 * dmac,
+ ethernet_interface_t * ei, u8 have_sec_dmac)
+{
+ mac_address_t *sec_addr;
+
+ if (ethernet_mac_address_equal (dmac, hi->hw_address))
+ return TO_BVI_ERR_OK;
+
+ if (have_sec_dmac)
+ {
+ vec_foreach (sec_addr, ei->secondary_addrs)
+ {
+ if (ethernet_mac_address_equal (dmac, (u8 *) sec_addr))
+ return TO_BVI_ERR_OK;
+ }
+ }
+
+ return TO_BVI_ERR_BAD_MAC;
+}
+
/**
* Send a packet from L2 processing to L3 via the BVI interface.
* Set next0 to the proper L3 input node.
@@ -40,14 +61,26 @@ l2_to_bvi (vlib_main_t * vlib_main,
vlib_buffer_t * b0,
u32 bvi_sw_if_index, next_by_ethertype_t * l3_next, u16 * next0)
{
+ ethernet_main_t *em = &ethernet_main;
+
/* Perform L3 my-mac filter */
ethernet_header_t *e0 = vlib_buffer_get_current (b0);
if (!ethernet_address_cast (e0->dst_address))
{
vnet_hw_interface_t *hi =
vnet_get_sup_hw_interface (vnet_main, bvi_sw_if_index);
- if (!ethernet_mac_address_equal (e0->dst_address, hi->hw_address))
- return TO_BVI_ERR_BAD_MAC;
+ ethernet_interface_t *ei = ethernet_get_interface (em, hi->hw_if_index);
+ u32 rv;
+
+ if (PREDICT_FALSE (vec_len (ei->secondary_addrs) > 0))
+ rv = l2_to_bvi_dmac_check (hi, e0->dst_address, ei,
+ 1 /* have_sec_dmac */ );
+ else
+ rv = l2_to_bvi_dmac_check (hi, e0->dst_address, ei,
+ 0 /* have_sec_dmac */ );
+
+ if (rv != TO_BVI_ERR_OK)
+ return rv;
}
/* Save L2 header position which may be changed due to packet replication */