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authorChenmin Sun <chenmin.sun@intel.com>2019-10-18 07:35:16 +0800
committerDamjan Marion <dmarion@me.com>2019-11-20 17:34:48 +0000
commitbf85a98fbf7622dc177ce3901f5b3cfd954b015a (patch)
tree8d607fbff3dca573e6c054b85ad678903a9952e7 /src/plugins/dpdk
parent7c6102b1aabb13ad489aa10ebd5fc71665b7c665 (diff)
flow: Add GTP support
Type: feature Adding: VNET_FLOW_TYPE_IP4_GTPC VNET_FLOW_TYPE_IP4_GTPU VNET_FLOW_TYPE_IP4_GTPU_IP4 VNET_FLOW_TYPE_IP4_GTPU_IP6 VNET_FLOW_TYPE_IP6_GTPC VNET_FLOW_TYPE_IP6_GTPU VNET_FLOW_TYPE_IP6_GTPU_IP4 VNET_FLOW_TYPE_IP6_GTPU_IP6 in this patch Signed-off-by: Chenmin Sun <chenmin.sun@intel.com> Change-Id: I4ad53895b5ac0771432bb039b8c79e48e3c19f25
Diffstat (limited to 'src/plugins/dpdk')
-rw-r--r--src/plugins/dpdk/device/flow.c288
1 files changed, 260 insertions, 28 deletions
diff --git a/src/plugins/dpdk/device/flow.c b/src/plugins/dpdk/device/flow.c
index cea96fd82b2..7938568a9c3 100644
--- a/src/plugins/dpdk/device/flow.c
+++ b/src/plugins/dpdk/device/flow.c
@@ -30,16 +30,17 @@
/* constant structs */
static const struct rte_flow_attr ingress = {.ingress = 1 };
-static const struct rte_flow_item_eth any_eth[2] = { };
-static const struct rte_flow_item_vlan any_vlan[2] = { };
static int
dpdk_flow_add (dpdk_device_t * xd, vnet_flow_t * f, dpdk_flow_entry_t * fe)
{
struct rte_flow_item_ipv4 ip4[2] = { };
+ struct rte_flow_item_ipv4 inner_ip4[2] = { };
struct rte_flow_item_ipv6 ip6[2] = { };
+ struct rte_flow_item_ipv6 inner_ip6[2] = { };
struct rte_flow_item_udp udp[2] = { };
struct rte_flow_item_tcp tcp[2] = { };
+ struct rte_flow_item_gtp gtp[2] = { };
struct rte_flow_action_mark mark = { 0 };
struct rte_flow_action_queue queue = { 0 };
struct rte_flow_item *item, *items = 0;
@@ -69,30 +70,45 @@ 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 = any_eth;
- item->mask = any_eth + 1;
+ item->spec = NULL;
+ item->mask = NULL;
/* VLAN */
- if (f->type != VNET_FLOW_TYPE_IP4_VXLAN)
+ if ((f->type == VNET_FLOW_TYPE_IP4_N_TUPLE) ||
+ (f->type == VNET_FLOW_TYPE_IP6_N_TUPLE))
{
vec_add2 (items, item, 1);
item->type = RTE_FLOW_ITEM_TYPE_VLAN;
- item->spec = any_vlan;
- item->mask = any_vlan + 1;
+ item->spec = NULL;
+ item->mask = NULL;
}
/* IP */
vec_add2 (items, item, 1);
- if (f->type == VNET_FLOW_TYPE_IP6_N_TUPLE)
+ if ((f->type == VNET_FLOW_TYPE_IP6_N_TUPLE) ||
+ (f->type == VNET_FLOW_TYPE_IP6_GTPC) ||
+ (f->type == VNET_FLOW_TYPE_IP6_GTPU) ||
+ (f->type == VNET_FLOW_TYPE_IP6_GTPU_IP4) ||
+ (f->type == VNET_FLOW_TYPE_IP6_GTPU_IP6))
{
vnet_flow_ip6_n_tuple_t *t6 = &f->ip6_n_tuple;
- clib_memcpy_fast (ip6[0].hdr.src_addr, &t6->src_addr.addr, 16);
- clib_memcpy_fast (ip6[1].hdr.src_addr, &t6->src_addr.mask, 16);
- clib_memcpy_fast (ip6[0].hdr.dst_addr, &t6->dst_addr.addr, 16);
- clib_memcpy_fast (ip6[1].hdr.dst_addr, &t6->dst_addr.mask, 16);
item->type = RTE_FLOW_ITEM_TYPE_IPV6;
- item->spec = ip6;
- item->mask = ip6 + 1;
+
+ if (!clib_memcmp (&t6->src_addr.mask, &zero_addr, 16) &&
+ !clib_memcmp (&t6->dst_addr.mask, &zero_addr, 16))
+ {
+ item->spec = NULL;
+ item->mask = NULL;
+ }
+ else
+ {
+ clib_memcpy_fast (ip6[0].hdr.src_addr, &t6->src_addr.addr, 16);
+ clib_memcpy_fast (ip6[1].hdr.src_addr, &t6->src_addr.mask, 16);
+ clib_memcpy_fast (ip6[0].hdr.dst_addr, &t6->dst_addr.addr, 16);
+ clib_memcpy_fast (ip6[1].hdr.dst_addr, &t6->dst_addr.mask, 16);
+ item->spec = ip6;
+ item->mask = ip6 + 1;
+ }
src_port = t6->src_port.port;
dst_port = t6->dst_port.port;
@@ -100,16 +116,29 @@ dpdk_flow_add (dpdk_device_t * xd, vnet_flow_t * f, dpdk_flow_entry_t * fe)
dst_port_mask = t6->dst_port.mask;
protocol = t6->protocol;
}
- else if (f->type == VNET_FLOW_TYPE_IP4_N_TUPLE)
+ else if ((f->type == VNET_FLOW_TYPE_IP4_N_TUPLE) ||
+ (f->type == VNET_FLOW_TYPE_IP4_GTPC) ||
+ (f->type == VNET_FLOW_TYPE_IP4_GTPU) ||
+ (f->type == VNET_FLOW_TYPE_IP4_GTPU_IP4) ||
+ (f->type == VNET_FLOW_TYPE_IP4_GTPU_IP6))
{
vnet_flow_ip4_n_tuple_t *t4 = &f->ip4_n_tuple;
- ip4[0].hdr.src_addr = t4->src_addr.addr.as_u32;
- ip4[1].hdr.src_addr = t4->src_addr.mask.as_u32;
- ip4[0].hdr.dst_addr = t4->dst_addr.addr.as_u32;
- ip4[1].hdr.dst_addr = t4->dst_addr.mask.as_u32;
item->type = RTE_FLOW_ITEM_TYPE_IPV4;
- item->spec = ip4;
- item->mask = ip4 + 1;
+
+ if (!t4->src_addr.mask.as_u32 && !t4->dst_addr.mask.as_u32)
+ {
+ item->spec = NULL;
+ item->mask = NULL;
+ }
+ else
+ {
+ ip4[0].hdr.src_addr = t4->src_addr.addr.as_u32;
+ ip4[1].hdr.src_addr = t4->src_addr.mask.as_u32;
+ ip4[0].hdr.dst_addr = t4->dst_addr.addr.as_u32;
+ ip4[1].hdr.dst_addr = t4->dst_addr.mask.as_u32;
+ item->spec = ip4;
+ item->mask = ip4 + 1;
+ }
src_port = t4->src_port.port;
dst_port = t4->dst_port.port;
@@ -144,21 +173,37 @@ dpdk_flow_add (dpdk_device_t * xd, vnet_flow_t * f, dpdk_flow_entry_t * fe)
vec_add2 (items, item, 1);
if (protocol == IP_PROTOCOL_UDP)
{
- udp[0].hdr.src_port = clib_host_to_net_u16 (src_port);
- udp[1].hdr.src_port = clib_host_to_net_u16 (src_port_mask);
- udp[0].hdr.dst_port = clib_host_to_net_u16 (dst_port);
- udp[1].hdr.dst_port = clib_host_to_net_u16 (dst_port_mask);
item->type = RTE_FLOW_ITEM_TYPE_UDP;
- item->spec = udp;
- item->mask = udp + 1;
+
+ if ((src_port_mask == 0) && (dst_port_mask == 0))
+ {
+ item->spec = NULL;
+ item->mask = NULL;
+ }
+ else
+ {
+ udp[0].hdr.src_port = clib_host_to_net_u16 (src_port);
+ udp[1].hdr.src_port = clib_host_to_net_u16 (src_port_mask);
+ udp[0].hdr.dst_port = clib_host_to_net_u16 (dst_port);
+ udp[1].hdr.dst_port = clib_host_to_net_u16 (dst_port_mask);
+ item->spec = udp;
+ item->mask = udp + 1;
+ }
}
else if (protocol == IP_PROTOCOL_TCP)
{
+ item->type = RTE_FLOW_ITEM_TYPE_TCP;
+
+ if ((src_port_mask == 0) && (dst_port_mask == 0))
+ {
+ item->spec = NULL;
+ item->mask = NULL;
+ }
+
tcp[0].hdr.src_port = clib_host_to_net_u16 (src_port);
tcp[1].hdr.src_port = clib_host_to_net_u16 (src_port_mask);
tcp[0].hdr.dst_port = clib_host_to_net_u16 (dst_port);
tcp[1].hdr.dst_port = clib_host_to_net_u16 (dst_port_mask);
- item->type = RTE_FLOW_ITEM_TYPE_TCP;
item->spec = tcp;
item->mask = tcp + 1;
}
@@ -195,6 +240,185 @@ dpdk_flow_add (dpdk_device_t * xd, vnet_flow_t * f, dpdk_flow_entry_t * fe)
item->spec = raw;
item->mask = raw + 1;
}
+ else if (f->type == VNET_FLOW_TYPE_IP4_GTPC)
+ {
+ vnet_flow_ip4_gtpc_t *gc = &f->ip4_gtpc;
+ gtp[0].teid = clib_host_to_net_u32 (gc->teid);
+ gtp[1].teid = ~0;
+
+ vec_add2 (items, item, 1);
+ item->type = RTE_FLOW_ITEM_TYPE_GTPC;
+ item->spec = gtp;
+ item->mask = gtp + 1;
+ }
+ else if (f->type == VNET_FLOW_TYPE_IP4_GTPU)
+ {
+ vnet_flow_ip4_gtpu_t *gu = &f->ip4_gtpu;
+ gtp[0].teid = clib_host_to_net_u32 (gu->teid);
+ gtp[1].teid = ~0;
+
+ vec_add2 (items, item, 1);
+ item->type = RTE_FLOW_ITEM_TYPE_GTPU;
+ item->spec = gtp;
+ item->mask = gtp + 1;
+ }
+ else if ((f->type == VNET_FLOW_TYPE_IP4_GTPU_IP4) ||
+ (f->type == VNET_FLOW_TYPE_IP4_GTPU_IP6))
+ {
+ vnet_flow_ip4_gtpu_t *gu = &f->ip4_gtpu;
+ gtp[0].teid = clib_host_to_net_u32 (gu->teid);
+ gtp[1].teid = ~0;
+
+ vec_add2 (items, item, 1);
+ item->type = RTE_FLOW_ITEM_TYPE_GTPU;
+ item->spec = gtp;
+ item->mask = gtp + 1;
+
+ /* inner IP4 header */
+ if (f->type == VNET_FLOW_TYPE_IP4_GTPU_IP4)
+ {
+ vec_add2 (items, item, 1);
+ item->type = RTE_FLOW_ITEM_TYPE_IPV4;
+
+ vnet_flow_ip4_gtpu_ip4_t *gu4 = &f->ip4_gtpu_ip4;
+ if (!gu4->inner_src_addr.mask.as_u32 &&
+ !gu4->inner_dst_addr.mask.as_u32)
+ {
+ item->spec = NULL;
+ item->mask = NULL;
+ }
+ else
+ {
+ inner_ip4[0].hdr.src_addr = gu4->inner_src_addr.addr.as_u32;
+ inner_ip4[1].hdr.src_addr = gu4->inner_src_addr.mask.as_u32;
+ inner_ip4[0].hdr.dst_addr = gu4->inner_dst_addr.addr.as_u32;
+ inner_ip4[1].hdr.dst_addr = gu4->inner_dst_addr.mask.as_u32;
+ item->spec = inner_ip4;
+ item->mask = inner_ip4 + 1;
+ }
+ }
+ else if (f->type == VNET_FLOW_TYPE_IP4_GTPU_IP6)
+ {
+ ip6_address_t zero_addr;
+ vnet_flow_ip4_gtpu_ip6_t *gu6 = &f->ip4_gtpu_ip6;
+
+ clib_memset (&zero_addr, 0, sizeof (ip6_address_t));
+
+ vec_add2 (items, item, 1);
+ item->type = RTE_FLOW_ITEM_TYPE_IPV6;
+
+ if (!clib_memcmp (&gu6->inner_src_addr.mask, &zero_addr, 16) &&
+ !clib_memcmp (&gu6->inner_dst_addr.mask, &zero_addr, 16))
+ {
+ item->spec = NULL;
+ item->mask = NULL;
+ }
+ else
+ {
+ clib_memcpy_fast (inner_ip6[0].hdr.src_addr,
+ &gu6->inner_src_addr.addr, 16);
+ clib_memcpy_fast (inner_ip6[1].hdr.src_addr,
+ &gu6->inner_src_addr.mask, 16);
+ clib_memcpy_fast (inner_ip6[0].hdr.dst_addr,
+ &gu6->inner_dst_addr.addr, 16);
+ clib_memcpy_fast (inner_ip6[1].hdr.dst_addr,
+ &gu6->inner_dst_addr.mask, 16);
+ item->spec = inner_ip6;
+ item->mask = inner_ip6 + 1;
+ }
+ }
+ }
+ else if (f->type == VNET_FLOW_TYPE_IP6_GTPC)
+ {
+ vnet_flow_ip6_gtpc_t *gc = &f->ip6_gtpc;
+ gtp[0].teid = clib_host_to_net_u32 (gc->teid);
+ gtp[1].teid = ~0;
+
+ vec_add2 (items, item, 1);
+ item->type = RTE_FLOW_ITEM_TYPE_GTPC;
+ item->spec = gtp;
+ item->mask = gtp + 1;
+ }
+ else if (f->type == VNET_FLOW_TYPE_IP6_GTPU)
+ {
+ vnet_flow_ip6_gtpu_t *gu = &f->ip6_gtpu;
+ gtp[0].teid = clib_host_to_net_u32 (gu->teid);
+ gtp[1].teid = ~0;
+
+ vec_add2 (items, item, 1);
+ item->type = RTE_FLOW_ITEM_TYPE_GTPU;
+ item->spec = gtp;
+ item->mask = gtp + 1;
+ }
+ else if ((f->type == VNET_FLOW_TYPE_IP6_GTPU_IP4) ||
+ (f->type == VNET_FLOW_TYPE_IP6_GTPU_IP6))
+ {
+ vnet_flow_ip6_gtpu_t *gu = &f->ip6_gtpu;
+ gtp[0].teid = clib_host_to_net_u32 (gu->teid);
+ gtp[1].teid = ~0;
+
+ vec_add2 (items, item, 1);
+ item->type = RTE_FLOW_ITEM_TYPE_GTPU;
+ item->spec = gtp;
+ item->mask = gtp + 1;
+
+ /* inner IP4 header */
+ if (f->type == VNET_FLOW_TYPE_IP6_GTPU_IP4)
+ {
+ vec_add2 (items, item, 1);
+ item->type = RTE_FLOW_ITEM_TYPE_IPV4;
+
+ vnet_flow_ip6_gtpu_ip4_t *gu4 = &f->ip6_gtpu_ip4;
+
+ if (!gu4->inner_src_addr.mask.as_u32 &&
+ !gu4->inner_dst_addr.mask.as_u32)
+ {
+ item->spec = NULL;
+ item->mask = NULL;
+ }
+ else
+ {
+ inner_ip4[0].hdr.src_addr = gu4->inner_src_addr.addr.as_u32;
+ inner_ip4[1].hdr.src_addr = gu4->inner_src_addr.mask.as_u32;
+ inner_ip4[0].hdr.dst_addr = gu4->inner_dst_addr.addr.as_u32;
+ inner_ip4[1].hdr.dst_addr = gu4->inner_dst_addr.mask.as_u32;
+ item->spec = inner_ip4;
+ item->mask = inner_ip4 + 1;
+ }
+ }
+
+ if (f->type == VNET_FLOW_TYPE_IP6_GTPU_IP6)
+ {
+ ip6_address_t zero_addr;
+ vnet_flow_ip6_gtpu_ip6_t *gu6 = &f->ip6_gtpu_ip6;
+
+ clib_memset (&zero_addr, 0, sizeof (ip6_address_t));
+
+ vec_add2 (items, item, 1);
+ item->type = RTE_FLOW_ITEM_TYPE_IPV6;
+
+ if (!clib_memcmp (&gu6->inner_src_addr.mask, &zero_addr, 16) &&
+ !clib_memcmp (&gu6->inner_dst_addr.mask, &zero_addr, 16))
+ {
+ item->spec = NULL;
+ item->mask = NULL;
+ }
+ else
+ {
+ clib_memcpy_fast (inner_ip6[0].hdr.src_addr,
+ &gu6->inner_src_addr.addr, 16);
+ clib_memcpy_fast (inner_ip6[1].hdr.src_addr,
+ &gu6->inner_src_addr.mask, 16);
+ clib_memcpy_fast (inner_ip6[0].hdr.dst_addr,
+ &gu6->inner_dst_addr.addr, 16);
+ clib_memcpy_fast (inner_ip6[1].hdr.dst_addr,
+ &gu6->inner_dst_addr.mask, 16);
+ item->spec = inner_ip6;
+ item->mask = inner_ip6 + 1;
+ }
+
+ }
+ }
vec_add2 (items, item, 1);
item->type = RTE_FLOW_ITEM_TYPE_END;
@@ -359,6 +583,14 @@ dpdk_flow_ops_fn (vnet_main_t * vnm, vnet_flow_dev_op_t op, u32 dev_instance,
case VNET_FLOW_TYPE_IP4_N_TUPLE:
case VNET_FLOW_TYPE_IP6_N_TUPLE:
case VNET_FLOW_TYPE_IP4_VXLAN:
+ case VNET_FLOW_TYPE_IP4_GTPC:
+ case VNET_FLOW_TYPE_IP4_GTPU:
+ case VNET_FLOW_TYPE_IP4_GTPU_IP4:
+ case VNET_FLOW_TYPE_IP4_GTPU_IP6:
+ case VNET_FLOW_TYPE_IP6_GTPC:
+ case VNET_FLOW_TYPE_IP6_GTPU:
+ case VNET_FLOW_TYPE_IP6_GTPU_IP4:
+ case VNET_FLOW_TYPE_IP6_GTPU_IP6:
if ((rv = dpdk_flow_add (xd, flow, fe)))
goto done;
break;