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authoreyal bari <royalbee@gmail.com>2018-04-17 11:20:27 +0300
committerJohn Lo <loj@cisco.com>2018-06-13 02:52:10 +0000
commitaf86a48733c548931f8983984328b906f7e7aef8 (patch)
treef3f612fe25f6ad14c2085c674955352187cb5ac8 /src/vnet/vxlan/vxlan_api.c
parent02ff5f7ce08a13477ffaae5c413a0de6aac68afd (diff)
vxlan:offload RX flow
ip4 vxlan cli/api (using flow infra) to create flows and enable them on different hardware (currently tested with i40e) to offload a vxlan tunnel onto hw: set flow-offload vxlan hw TwentyFiveGigabitEthernet3/0/0 rx vxlan_tunnel1 to remove offload: set flow-offload vxlan hw TwentyFiveGigabitEthernet3/0/0 rx vxlan_tunnel1 del TODO:ipv6 handling Change-Id: I70e61f792ef8e3f007d03d7df70e97ea4725b101 Signed-off-by: Eyal Bari <ebari@cisco.com>
Diffstat (limited to 'src/vnet/vxlan/vxlan_api.c')
-rw-r--r--src/vnet/vxlan/vxlan_api.c56
1 files changed, 55 insertions, 1 deletions
diff --git a/src/vnet/vxlan/vxlan_api.c b/src/vnet/vxlan/vxlan_api.c
index 8b19c3a5c44..41de44eba15 100644
--- a/src/vnet/vxlan/vxlan_api.c
+++ b/src/vnet/vxlan/vxlan_api.c
@@ -47,7 +47,61 @@
#define foreach_vpe_api_msg \
_(SW_INTERFACE_SET_VXLAN_BYPASS, sw_interface_set_vxlan_bypass) \
_(VXLAN_ADD_DEL_TUNNEL, vxlan_add_del_tunnel) \
-_(VXLAN_TUNNEL_DUMP, vxlan_tunnel_dump)
+_(VXLAN_TUNNEL_DUMP, vxlan_tunnel_dump) \
+_(VXLAN_OFFLOAD_RX, vxlan_offload_rx)
+
+static void
+vl_api_vxlan_offload_rx_t_handler (vl_api_vxlan_offload_rx_t * mp)
+{
+ vl_api_vxlan_offload_rx_reply_t *rmp;
+ int rv = 0;
+ u32 hw_if_index = ntohl (mp->hw_if_index);
+ u32 sw_if_index = ntohl (mp->sw_if_index);
+
+ if (!vnet_hw_interface_is_valid (vnet_get_main (), hw_if_index))
+ {
+ rv = VNET_API_ERROR_NO_SUCH_ENTRY;
+ goto err;
+ }
+ VALIDATE_SW_IF_INDEX (mp);
+
+ u32 t_index = vnet_vxlan_get_tunnel_index (sw_if_index);
+ if (t_index == ~0)
+ {
+ rv = VNET_API_ERROR_INVALID_SW_IF_INDEX_2;
+ goto err;
+ }
+
+ vxlan_main_t *vxm = &vxlan_main;
+ vxlan_tunnel_t *t = pool_elt_at_index (vxm->tunnels, t_index);
+ if (!ip46_address_is_ip4 (&t->dst))
+ {
+ rv = VNET_API_ERROR_INVALID_ADDRESS_FAMILY;
+ goto err;
+ }
+
+ vnet_main_t *vnm = vnet_get_main ();
+ vnet_hw_interface_t *hw_if = vnet_get_hw_interface (vnm, hw_if_index);
+ ip4_main_t *im = &ip4_main;
+ u32 rx_fib_index =
+ vec_elt (im->fib_index_by_sw_if_index, hw_if->sw_if_index);
+
+ if (t->encap_fib_index != rx_fib_index)
+ {
+ rv = VNET_API_ERROR_NO_SUCH_FIB;
+ goto err;
+ }
+
+ if (vnet_vxlan_add_del_rx_flow (hw_if_index, t_index, mp->enable))
+ {
+ rv = VNET_API_ERROR_UNSPECIFIED;
+ goto err;
+ }
+ BAD_SW_IF_INDEX_LABEL;
+err:
+
+ REPLY_MACRO (VL_API_VXLAN_OFFLOAD_RX_REPLY);
+}
static void
vl_api_sw_interface_set_vxlan_bypass_t_handler