#include <vnet/ip/ip6_packet.h>
#include <vnet/udp/udp_packet.h>
#include <vnet/devices/devices.h>
+#include <vnet/gso/gro_func.h>
static int
validate_buffer_data2 (vlib_buffer_t * b, pg_stream_t * s,
if (i >= n_bytes)
return 1;
- clib_warning ("buffer %U", format_vnet_buffer, b);
+ clib_warning ("buffer %U", format_vnet_buffer_no_chain, b);
clib_warning ("differ at index %d", i);
clib_warning ("is %U", format_hex_bytes, bd, n_bytes);
clib_warning ("mask %U", format_hex_bytes, pm, n_bytes);
if (vec_len (unused_buffers) > 0)
{
vlib_buffer_free_no_next (vm, unused_buffers, vec_len (unused_buffers));
- _vec_len (unused_buffers) = 0;
+ vec_set_len (unused_buffers, 0);
}
}
b0 = vlib_get_buffer (vm, bi0);
b1 = vlib_get_buffer (vm, bi1);
+ b0->flags |= s->buffer_flags;
+ b1->flags |= s->buffer_flags;
vnet_buffer (b0)->sw_if_index[VLIB_RX] =
vnet_buffer (b1)->sw_if_index[VLIB_RX] = s->sw_if_index[VLIB_RX];
n_left -= 1;
b0 = vlib_get_buffer (vm, bi0);
+ b0->flags |= s->buffer_flags;
vnet_buffer (b0)->sw_if_index[VLIB_RX] = s->sw_if_index[VLIB_RX];
vnet_buffer (b0)->sw_if_index[VLIB_TX] = s->sw_if_index[VLIB_TX];
clib_memcpy_fast (b->data, d0 + data_offset, bytes_this_chunk);
vnet_buffer (b)->sw_if_index[VLIB_RX] = s->sw_if_index[VLIB_RX];
vnet_buffer (b)->sw_if_index[VLIB_TX] = s->sw_if_index[VLIB_TX];
- b->flags = 0;
+ b->flags = s->buffer_flags;
b->next_buffer = 0;
b->current_data = 0;
b->current_length = bytes_this_chunk;
s = format (s, ", %d bytes", t->packet_length);
s = format (s, ", sw_if_index %d", t->sw_if_index);
- s = format (s, "\n%U%U",
- format_white_space, indent, format_vnet_buffer, &t->buffer);
+ s = format (s, "\n%U%U", format_white_space, indent,
+ format_vnet_buffer_no_chain, &t->buffer);
s = format (s, "\n%U", format_white_space, indent);
return s;
}
-static void
+static int
pg_input_trace (pg_main_t * pg,
vlib_node_runtime_t * node, u32 stream_index, u32 next_index,
- u32 * buffers, u32 n_buffers)
+ u32 * buffers, const u32 n_buffers, const u32 n_trace)
{
vlib_main_t *vm = vlib_get_main ();
u32 *b, n_left;
+ u32 n_trace0 = 0, n_trace1 = 0;
- n_left = n_buffers;
+ n_left = clib_min (n_buffers, n_trace);
b = buffers;
while (n_left >= 2)
b0 = vlib_get_buffer (vm, bi0);
b1 = vlib_get_buffer (vm, bi1);
- vlib_trace_buffer (vm, node, next_index, b0, /* follow_chain */ 1);
- vlib_trace_buffer (vm, node, next_index, b1, /* follow_chain */ 1);
+ n_trace0 +=
+ vlib_trace_buffer (vm, node, next_index, b0, /* follow_chain */ 1);
+ n_trace1 +=
+ vlib_trace_buffer (vm, node, next_index, b1, /* follow_chain */ 1);
t0 = vlib_add_trace (vm, node, b0, sizeof (t0[0]));
t1 = vlib_add_trace (vm, node, b1, sizeof (t1[0]));
b0 = vlib_get_buffer (vm, bi0);
- vlib_trace_buffer (vm, node, next_index, b0, /* follow_chain */ 1);
+ n_trace0 +=
+ vlib_trace_buffer (vm, node, next_index, b0, /* follow_chain */ 1);
t0 = vlib_add_trace (vm, node, b0, sizeof (t0[0]));
t0->stream_index = stream_index;
clib_memcpy_fast (t0->buffer.pre_data, b0->data,
sizeof (t0->buffer.pre_data));
}
+
+ return n_trace - n_trace0 - n_trace1;
}
static_always_inline void
-fill_gso_buffer_flags (vlib_main_t * vm, u32 * buffers, u32 n_buffers,
- u32 packet_data_size)
+fill_buffer_offload_flags (vlib_main_t *vm, u32 *buffers, u32 n_buffers,
+ u32 buffer_oflags, int gso_enabled, u32 gso_size)
{
-
for (int i = 0; i < n_buffers; i++)
{
vlib_buffer_t *b0 = vlib_get_buffer (vm, buffers[i]);
u8 l4_proto = 0;
- u8 l4_hdr_sz = 0;
+ vnet_buffer_oflags_t oflags = 0;
- ethernet_header_t *eh = (ethernet_header_t *) b0->data;
+ ethernet_header_t *eh =
+ (ethernet_header_t *) vlib_buffer_get_current (b0);
u16 ethertype = clib_net_to_host_u16 (eh->type);
u16 l2hdr_sz = sizeof (ethernet_header_t);
vnet_buffer (b0)->l2_hdr_offset = 0;
vnet_buffer (b0)->l3_hdr_offset = l2hdr_sz;
+
if (PREDICT_TRUE (ethertype == ETHERNET_TYPE_IP4))
{
- ip4_header_t *ip4 = (ip4_header_t *) (b0->data + l2hdr_sz);
+ ip4_header_t *ip4 =
+ (ip4_header_t *) (vlib_buffer_get_current (b0) + l2hdr_sz);
vnet_buffer (b0)->l4_hdr_offset = l2hdr_sz + ip4_header_bytes (ip4);
l4_proto = ip4->protocol;
b0->flags |=
- (VNET_BUFFER_F_IS_IP4 | VNET_BUFFER_F_L2_HDR_OFFSET_VALID
- | VNET_BUFFER_F_L3_HDR_OFFSET_VALID |
+ (VNET_BUFFER_F_IS_IP4 | VNET_BUFFER_F_L2_HDR_OFFSET_VALID |
+ VNET_BUFFER_F_L3_HDR_OFFSET_VALID |
VNET_BUFFER_F_L4_HDR_OFFSET_VALID);
- b0->flags |= VNET_BUFFER_F_OFFLOAD_IP_CKSUM;
+ if (buffer_oflags & VNET_BUFFER_OFFLOAD_F_IP_CKSUM)
+ oflags |= VNET_BUFFER_OFFLOAD_F_IP_CKSUM;
}
else if (PREDICT_TRUE (ethertype == ETHERNET_TYPE_IP6))
{
- ip6_header_t *ip6 = (ip6_header_t *) (b0->data + l2hdr_sz);
- /* FIXME IPv6 EH traversal */
+ ip6_header_t *ip6 =
+ (ip6_header_t *) (vlib_buffer_get_current (b0) + l2hdr_sz);
vnet_buffer (b0)->l4_hdr_offset = l2hdr_sz + sizeof (ip6_header_t);
+ /* FIXME IPv6 EH traversal */
l4_proto = ip6->protocol;
b0->flags |=
- (VNET_BUFFER_F_IS_IP6 | VNET_BUFFER_F_L2_HDR_OFFSET_VALID
- | VNET_BUFFER_F_L3_HDR_OFFSET_VALID |
+ (VNET_BUFFER_F_IS_IP6 | VNET_BUFFER_F_L2_HDR_OFFSET_VALID |
+ VNET_BUFFER_F_L3_HDR_OFFSET_VALID |
VNET_BUFFER_F_L4_HDR_OFFSET_VALID);
}
+
if (l4_proto == IP_PROTOCOL_TCP)
{
- b0->flags |= VNET_BUFFER_F_OFFLOAD_TCP_CKSUM;
- tcp_header_t *tcp = (tcp_header_t *) (b0->data +
- vnet_buffer
- (b0)->l4_hdr_offset);
- l4_hdr_sz = tcp_header_bytes (tcp);
- tcp->checksum = 0;
- vnet_buffer2 (b0)->gso_l4_hdr_sz = l4_hdr_sz;
- vnet_buffer2 (b0)->gso_size = packet_data_size;
- b0->flags |= VNET_BUFFER_F_GSO;
+ if (buffer_oflags & VNET_BUFFER_OFFLOAD_F_TCP_CKSUM)
+ oflags |= VNET_BUFFER_OFFLOAD_F_TCP_CKSUM;
+
+ /* only set GSO flag for chained buffers */
+ if (gso_enabled && (b0->flags & VLIB_BUFFER_NEXT_PRESENT))
+ {
+ b0->flags |= VNET_BUFFER_F_GSO;
+ tcp_header_t *tcp =
+ (tcp_header_t *) (vlib_buffer_get_current (b0) +
+ vnet_buffer (b0)->l4_hdr_offset);
+ vnet_buffer2 (b0)->gso_l4_hdr_sz = tcp_header_bytes (tcp);
+ vnet_buffer2 (b0)->gso_size = gso_size;
+ }
}
else if (l4_proto == IP_PROTOCOL_UDP)
{
- b0->flags |= VNET_BUFFER_F_OFFLOAD_UDP_CKSUM;
- udp_header_t *udp = (udp_header_t *) (b0->data +
- vnet_buffer
- (b0)->l4_hdr_offset);
- vnet_buffer2 (b0)->gso_l4_hdr_sz = sizeof (*udp);
- udp->checksum = 0;
+ if (buffer_oflags & VNET_BUFFER_OFFLOAD_F_UDP_CKSUM)
+ oflags |= VNET_BUFFER_OFFLOAD_F_UDP_CKSUM;
}
+
+ if (oflags)
+ vnet_buffer_offload_flags_set (b0, oflags);
}
}
u8 feature_arc_index = fm->device_input_feature_arc_index;
cm = &fm->feature_config_mains[feature_arc_index];
u32 current_config_index = ~(u32) 0;
- pg_interface_t *pi = pool_elt_at_index (pg->interfaces, s->pg_if_index);
+ pg_interface_t *pi;
int i;
+ pi = pool_elt_at_index (
+ pg->interfaces, pg->if_index_by_sw_if_index[s->sw_if_index[VLIB_RX]]);
bi0 = s->buffer_indices;
n_packets_in_fifo = pg_stream_fill (pg, s, n_packets_to_generate);
&next_index, 0);
}
+ if (PREDICT_FALSE (pi->coalesce_enabled))
+ {
+ vnet_hw_if_tx_queue_t txq = { 0 };
+ vnet_gro_flow_table_schedule_node_on_dispatcher (vm, &txq,
+ pi->flow_table);
+ }
+
while (n_packets_to_generate > 0)
{
u32 *head, *start, *end;
vnet_buffer (b)->feature_arc_index = feature_arc_index;
}
- if (pi->gso_enabled)
- fill_gso_buffer_flags (vm, to_next, n_this_frame, pi->gso_size);
+ if (pi->gso_enabled || (s->buffer_flags & VNET_BUFFER_F_OFFLOAD))
+ {
+ fill_buffer_offload_flags (vm, to_next, n_this_frame,
+ s->buffer_oflags, pi->gso_enabled,
+ pi->gso_size);
+ }
n_trace = vlib_get_trace_count (vm, node);
- if (n_trace > 0)
+ if (PREDICT_FALSE (n_trace > 0))
{
- u32 n = clib_min (n_trace, n_this_frame);
- pg_input_trace (pg, node, s - pg->streams, next_index, to_next, n);
- vlib_set_trace_count (vm, node, n_trace - n);
+ n_trace =
+ pg_input_trace (pg, node, s - pg->streams, next_index, to_next,
+ n_this_frame, n_trace);
+ vlib_set_trace_count (vm, node, n_trace);
}
n_packets_to_generate -= n_this_frame;
n_packets_generated += n_this_frame;
if (vlib_num_workers ())
worker_index = vlib_get_current_worker_index ();
- /* *INDENT-OFF* */
- clib_bitmap_foreach (i, pg->enabled_streams[worker_index], ({
+ clib_bitmap_foreach (i, pg->enabled_streams[worker_index]) {
pg_stream_t *s = vec_elt_at_index (pg->streams, i);
n_packets += pg_input_stream (node, pg, s);
- }));
- /* *INDENT-ON* */
+ }
return n_packets;
}
-/* *INDENT-OFF* */
VLIB_REGISTER_NODE (pg_input_node) = {
.function = pg_input,
.flags = VLIB_NODE_FLAG_TRACE_SUPPORTED,
/* Input node will be left disabled until a stream is active. */
.state = VLIB_NODE_STATE_DISABLED,
};
-/* *INDENT-ON* */
+
+VLIB_NODE_FN (pg_input_mac_filter) (vlib_main_t * vm,
+ vlib_node_runtime_t * node,
+ vlib_frame_t * frame)
+{
+ vlib_buffer_t *bufs[VLIB_FRAME_SIZE], **b = bufs;
+ u16 nexts[VLIB_FRAME_SIZE], *next;
+ pg_main_t *pg = &pg_main;
+ u32 n_left, *from;
+
+ from = vlib_frame_vector_args (frame);
+ n_left = frame->n_vectors;
+ next = nexts;
+
+ clib_memset_u16 (next, 0, VLIB_FRAME_SIZE);
+
+ vlib_get_buffers (vm, from, bufs, n_left);
+
+ while (n_left)
+ {
+ const ethernet_header_t *eth;
+ pg_interface_t *pi;
+ mac_address_t in;
+
+ pi = pool_elt_at_index (
+ pg->interfaces,
+ pg->if_index_by_sw_if_index[vnet_buffer (b[0])->sw_if_index[VLIB_RX]]);
+ eth = vlib_buffer_get_current (b[0]);
+
+ mac_address_from_bytes (&in, eth->dst_address);
+
+ if (PREDICT_FALSE (ethernet_address_cast (in.bytes)))
+ {
+ mac_address_t *allowed;
+
+ if (0 != vec_len (pi->allowed_mcast_macs))
+ {
+ vec_foreach (allowed, pi->allowed_mcast_macs)
+ {
+ if (0 != mac_address_cmp (allowed, &in))
+ break;
+ }
+
+ if (vec_is_member (allowed, pi->allowed_mcast_macs))
+ vnet_feature_next_u16 (&next[0], b[0]);
+ }
+ }
+
+ b += 1;
+ next += 1;
+ n_left -= 1;
+ }
+
+ vlib_buffer_enqueue_to_next (vm, node, from, nexts, frame->n_vectors);
+
+ return (frame->n_vectors);
+}
+
+VLIB_REGISTER_NODE (pg_input_mac_filter) = {
+ .name = "pg-input-mac-filter",
+ .vector_size = sizeof (u32),
+ .format_trace = format_pg_input_trace,
+ .n_next_nodes = 1,
+ .next_nodes = {
+ [0] = "error-drop",
+ },
+};
+VNET_FEATURE_INIT (pg_input_mac_filter_feat, static) = {
+ .arc_name = "device-input",
+ .node_name = "pg-input-mac-filter",
+};
+
+static clib_error_t *
+pg_input_mac_filter_cfg (vlib_main_t * vm,
+ unformat_input_t * input, vlib_cli_command_t * cmd)
+{
+ unformat_input_t _line_input, *line_input = &_line_input;
+ u32 sw_if_index = ~0;
+ int is_enable = 1;
+
+ if (!unformat_user (input, unformat_line_input, line_input))
+ return 0;
+
+ while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT)
+ {
+ if (unformat (line_input, "%U",
+ unformat_vnet_sw_interface,
+ vnet_get_main (), &sw_if_index))
+ ;
+ else if (unformat (line_input, "%U",
+ unformat_vlib_enable_disable, &is_enable))
+ ;
+ else
+ return clib_error_create ("unknown input `%U'",
+ format_unformat_error, line_input);
+ }
+ unformat_free (line_input);
+
+ if (~0 == sw_if_index)
+ return clib_error_create ("specify interface");
+
+ vnet_feature_enable_disable ("device-input",
+ "pg-input-mac-filter",
+ sw_if_index, is_enable, 0, 0);
+
+ return NULL;
+}
+
+VLIB_CLI_COMMAND (enable_streams_cli, static) = {
+ .path = "packet-generator mac-filter",
+ .short_help = "packet-generator mac-filter <INTERFACE> <on|off>",
+ .function = pg_input_mac_filter_cfg,
+};
+
/*
* fd.io coding-style-patch-verification: ON
Code Review / vpp.git / blobdiff