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-rw-r--r--src/plugins/dpdk/device/flow.c70
-rw-r--r--src/vnet/flow/flow.h8
-rw-r--r--src/vnet/flow/flow_cli.c17
3 files changed, 91 insertions, 4 deletions
diff --git a/src/plugins/dpdk/device/flow.c b/src/plugins/dpdk/device/flow.c
index c20da251884..d3ca4359722 100644
--- a/src/plugins/dpdk/device/flow.c
+++ b/src/plugins/dpdk/device/flow.c
@@ -28,12 +28,39 @@
#include <dpdk/device/dpdk_priv.h>
#include <vppinfra/error.h>
+/* check if flow is L2 flow */
+#define FLOW_IS_L2_LAYER(f) \
+ (f->type == VNET_FLOW_TYPE_ETHERNET)
+
+/* check if flow is L4 type */
+#define FLOW_IS_L4_LAYER(f) \
+ ((f->type == VNET_FLOW_TYPE_IP4_N_TUPLE) || \
+ (f->type == VNET_FLOW_TYPE_IP6_N_TUPLE))
+
+/* check if flow is L4 tunnel type */
+#define FLOW_IS_L4_TUNNEL_LAYER(f) \
+ ((f->type >= VNET_FLOW_TYPE_IP4_VXLAN) || \
+ (f->type <= VNET_FLOW_TYPE_IP6_GTPU_IP6))
+
/* constant structs */
static const struct rte_flow_attr ingress = {.ingress = 1 };
+static inline bool
+mac_address_is_all_zero (const u8 addr[6])
+{
+ int i = 0;
+
+ for (i = 0; i < 6; i++)
+ if (addr[i] != 0)
+ return false;
+
+ return true;
+}
+
static int
dpdk_flow_add (dpdk_device_t * xd, vnet_flow_t * f, dpdk_flow_entry_t * fe)
{
+ struct rte_flow_item_eth eth[2] = { };
struct rte_flow_item_ipv4 ip4[2] = { };
struct rte_flow_item_ipv4 inner_ip4[2] = { };
struct rte_flow_item_ipv6 ip6[2] = { };
@@ -70,8 +97,42 @@ dpdk_flow_add (dpdk_device_t * xd, vnet_flow_t * f, dpdk_flow_entry_t * fe)
/* Ethernet */
vec_add2 (items, item, 1);
item->type = RTE_FLOW_ITEM_TYPE_ETH;
- item->spec = NULL;
- item->mask = NULL;
+ if (f->type == VNET_FLOW_TYPE_ETHERNET)
+ {
+ vnet_flow_ethernet_t *te = &f->ethernet;
+
+ clib_memset (&eth[0], 0, sizeof (eth[0]));
+ clib_memset (&eth[1], 0, sizeof (eth[1]));
+
+ /* check if SMAC/DMAC/Ether_type assigned */
+ if (!mac_address_is_all_zero (te->eth_hdr.dst_address))
+ {
+ clib_memcpy_fast (&eth[0].dst, &te->eth_hdr.dst_address,
+ sizeof (eth[0].dst));
+ clib_memset (&eth[1].dst, 0xFF, sizeof (eth[1].dst));
+ }
+
+ if (!mac_address_is_all_zero (te->eth_hdr.src_address))
+ {
+ clib_memcpy_fast (&eth[0].src, &te->eth_hdr.src_address,
+ sizeof (eth[0].src));
+ clib_memset (&eth[1].src, 0xFF, sizeof (eth[1].src));
+ }
+
+ if (te->eth_hdr.type)
+ {
+ eth[0].type = clib_host_to_net_u16 (te->eth_hdr.type);
+ eth[1].type = clib_host_to_net_u16 (0xFFFF);
+ }
+
+ item->spec = eth;
+ item->mask = eth + 1;
+ }
+ else
+ {
+ item->spec = NULL;
+ item->mask = NULL;
+ }
/* VLAN */
if ((f->type == VNET_FLOW_TYPE_IP4_N_TUPLE) ||
@@ -83,6 +144,9 @@ dpdk_flow_add (dpdk_device_t * xd, vnet_flow_t * f, dpdk_flow_entry_t * fe)
item->mask = NULL;
}
+ if (FLOW_IS_L2_LAYER (f))
+ goto pattern_end;
+
/* IP */
vec_add2 (items, item, 1);
if ((f->type == VNET_FLOW_TYPE_IP6_N_TUPLE) ||
@@ -420,6 +484,7 @@ dpdk_flow_add (dpdk_device_t * xd, vnet_flow_t * f, dpdk_flow_entry_t * fe)
}
}
+pattern_end:
vec_add2 (items, item, 1);
item->type = RTE_FLOW_ITEM_TYPE_END;
@@ -578,6 +643,7 @@ dpdk_flow_ops_fn (vnet_main_t * vnm, vnet_flow_dev_op_t op, u32 dev_instance,
switch (flow->type)
{
+ case VNET_FLOW_TYPE_ETHERNET:
case VNET_FLOW_TYPE_IP4_N_TUPLE:
case VNET_FLOW_TYPE_IP6_N_TUPLE:
case VNET_FLOW_TYPE_IP4_VXLAN:
diff --git a/src/vnet/flow/flow.h b/src/vnet/flow/flow.h
index c0aa9119ce1..5def01a08ef 100644
--- a/src/vnet/flow/flow.h
+++ b/src/vnet/flow/flow.h
@@ -21,10 +21,15 @@
#include <vnet/l3_types.h>
#include <vnet/ip/ip4_packet.h>
#include <vnet/ip/ip6_packet.h>
+#include <vnet/ethernet/packet.h>
#define foreach_flow_type \
+ /* l2 flow*/ \
+ _(ETHERNET, ethernet, "ethernet") \
+ /* l4 flow*/ \
_(IP4_N_TUPLE, ip4_n_tuple, "ipv4-n-tuple") \
_(IP6_N_TUPLE, ip6_n_tuple, "ipv6-n-tuple") \
+ /* L4 tunnel flow*/ \
_(IP4_VXLAN, ip4_vxlan, "ipv4-vxlan") \
_(IP6_VXLAN, ip6_vxlan, "ipv6-vxlan") \
_(IP4_GTPC, ip4_gtpc, "ipv4-gtpc") \
@@ -36,6 +41,9 @@
_(IP6_GTPU_IP4, ip6_gtpu_ip4, "ipv6-gtpu-ipv4") \
_(IP6_GTPU_IP6, ip6_gtpu_ip6, "ipv6-gtpu-ipv6")
+#define foreach_flow_entry_ethernet \
+ _fe(ethernet_header_t, eth_hdr)
+
#define foreach_flow_entry_ip4_n_tuple \
_fe(ip4_address_and_mask_t, src_addr) \
_fe(ip4_address_and_mask_t, dst_addr) \
diff --git a/src/vnet/flow/flow_cli.c b/src/vnet/flow/flow_cli.c
index 1c09b2b6149..500f16b883b 100644
--- a/src/vnet/flow/flow_cli.c
+++ b/src/vnet/flow/flow_cli.c
@@ -294,6 +294,8 @@ test_flow (vlib_main_t * vm, unformat_input_t * input,
ip6_address_and_mask_t inner_ip6d = { };
ip_port_and_mask_t sport = { };
ip_port_and_mask_t dport = { };
+ u16 eth_type;
+ bool ethernet_set = false;
clib_memset (&flow, 0, sizeof (vnet_flow_t));
flow.index = ~0;
@@ -312,6 +314,9 @@ test_flow (vlib_main_t * vm, unformat_input_t * input,
action = FLOW_ENABLE;
else if (unformat (line_input, "disable"))
action = FLOW_DISABLE;
+ else if (unformat (line_input, "eth-type %U",
+ unformat_ethernet_type_host_byte_order, &eth_type))
+ ethernet_set = true;
else if (unformat (line_input, "src-ip %U",
unformat_ip4_address_and_mask, &ip4s))
outer_ip4_set = true;
@@ -336,7 +341,6 @@ test_flow (vlib_main_t * vm, unformat_input_t * input,
else if (unformat (line_input, "inner-ip6-dst-ip %U",
unformat_ip6_address_and_mask, &inner_ip6d))
inner_ip6_set = true;
-
else if (unformat (line_input, "src-port %U", unformat_ip_port_and_mask,
&sport))
;
@@ -390,6 +394,8 @@ test_flow (vlib_main_t * vm, unformat_input_t * input,
return clib_error_return (0, "Please specify at least one action");
/* Adjust the flow type */
+ if (ethernet_set == true)
+ outer_type = VNET_FLOW_TYPE_ETHERNET;
if (outer_ip4_set == true)
outer_type = VNET_FLOW_TYPE_IP4_N_TUPLE;
else if (outer_ip6_set == true)
@@ -402,7 +408,9 @@ test_flow (vlib_main_t * vm, unformat_input_t * input,
if (outer_type == VNET_FLOW_TYPE_UNKNOWN)
return clib_error_return (0, "Please specify a supported flow type");
- if (outer_type == VNET_FLOW_TYPE_IP4_N_TUPLE)
+ if (outer_type == VNET_FLOW_TYPE_ETHERNET)
+ type = VNET_FLOW_TYPE_ETHERNET;
+ else if (outer_type == VNET_FLOW_TYPE_IP4_N_TUPLE)
{
type = VNET_FLOW_TYPE_IP4_N_TUPLE;
@@ -450,6 +458,11 @@ test_flow (vlib_main_t * vm, unformat_input_t * input,
//assign specific field values per flow type
switch (type)
{
+ case VNET_FLOW_TYPE_ETHERNET:
+ memset (&flow.ethernet, 0, sizeof (flow.ethernet));
+ flow.ethernet.eth_hdr.type = eth_type;
+ break;
+
case VNET_FLOW_TYPE_IP4_N_TUPLE:
case VNET_FLOW_TYPE_IP4_GTPC:
case VNET_FLOW_TYPE_IP4_GTPU: