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-rw-r--r--src/vnet/ip/ping.c52
1 files changed, 42 insertions, 10 deletions
diff --git a/src/vnet/ip/ping.c b/src/vnet/ip/ping.c
index a2b96ab6289..4131bd710a3 100644
--- a/src/vnet/ip/ping.c
+++ b/src/vnet/ip/ping.c
@@ -234,7 +234,7 @@ static send_ip46_ping_result_t
send_ip6_ping (vlib_main_t * vm, ip6_main_t * im,
u32 table_id, ip6_address_t * pa6,
u32 sw_if_index, u16 seq_host, u16 id_host, u16 data_len,
- u8 verbose)
+ u32 burst, u8 verbose)
{
icmp6_echo_request_header_t *h0;
u32 bi0 = 0;
@@ -339,7 +339,15 @@ send_ip6_ping (vlib_main_t * vm, ip6_main_t * im,
f = vlib_get_frame_to_node (vm, ip6_lookup_node.index);
to_next = vlib_frame_vector_args (f);
to_next[0] = bi0;
- f->n_vectors = 1;
+
+ ASSERT (burst <= VLIB_FRAME_SIZE);
+ f->n_vectors = burst;
+ while (--burst)
+ {
+ vlib_buffer_t *c0 = vlib_buffer_copy (vm, p0);
+ to_next++;
+ to_next[0] = vlib_get_buffer_index (vm, c0);
+ }
vlib_put_frame_to_node (vm, ip6_lookup_node.index, f);
return SEND_PING_OK;
@@ -351,7 +359,7 @@ send_ip4_ping (vlib_main_t * vm,
u32 table_id,
ip4_address_t * pa4,
u32 sw_if_index,
- u16 seq_host, u16 id_host, u16 data_len, u8 verbose)
+ u16 seq_host, u16 id_host, u16 data_len, u32 burst, u8 verbose)
{
icmp4_echo_request_header_t *h0;
u32 bi0 = 0;
@@ -469,7 +477,15 @@ send_ip4_ping (vlib_main_t * vm,
f = vlib_get_frame_to_node (vm, ip4_lookup_node.index);
to_next = vlib_frame_vector_args (f);
to_next[0] = bi0;
- f->n_vectors = 1;
+
+ ASSERT (burst <= VLIB_FRAME_SIZE);
+ f->n_vectors = burst;
+ while (--burst)
+ {
+ vlib_buffer_t *c0 = vlib_buffer_copy (vm, p0);
+ to_next++;
+ to_next[0] = vlib_get_buffer_index (vm, c0);
+ }
vlib_put_frame_to_node (vm, ip4_lookup_node.index, f);
return SEND_PING_OK;
@@ -523,7 +539,7 @@ static void
run_ping_ip46_address (vlib_main_t * vm, u32 table_id, ip4_address_t * pa4,
ip6_address_t * pa6, u32 sw_if_index,
f64 ping_interval, u32 ping_repeat, u32 data_len,
- u32 verbose)
+ u32 ping_burst, u32 verbose)
{
int i;
ping_main_t *pm = &ping_main;
@@ -561,16 +577,16 @@ run_ping_ip46_address (vlib_main_t * vm, u32 table_id, ip4_address_t * pa4,
if (pa6 &&
(SEND_PING_OK ==
send_ip6_ping (vm, ping_main.ip6_main, table_id, pa6, sw_if_index,
- i, icmp_id, data_len, verbose)))
+ i, icmp_id, data_len, ping_burst, verbose)))
{
- n_requests++;
+ n_requests += ping_burst;
}
if (pa4 &&
(SEND_PING_OK ==
send_ip4_ping (vm, ping_main.ip4_main, table_id, pa4, sw_if_index,
- i, icmp_id, data_len, verbose)))
+ i, icmp_id, data_len, ping_burst, verbose)))
{
- n_requests++;
+ n_requests += ping_burst;
}
while ((i <= ping_repeat)
&&
@@ -650,6 +666,7 @@ ping_ip_address (vlib_main_t * vm,
ip6_address_t a6;
clib_error_t *error = 0;
u32 ping_repeat = 5;
+ u32 ping_burst = 1;
u8 ping_ip4, ping_ip6;
vnet_main_t *vnm = vnet_get_main ();
u32 data_len = PING_DEFAULT_DATA_LEN;
@@ -789,6 +806,17 @@ ping_ip_address (vlib_main_t * vm,
goto done;
}
}
+ else if (unformat (input, "burst"))
+ {
+ if (!unformat (input, "%u", &ping_burst))
+ {
+ error =
+ clib_error_return (0,
+ "expecting burst count but got `%U'",
+ format_unformat_error, input);
+ goto done;
+ }
+ }
else if (unformat (input, "verbose"))
{
verbose = 1;
@@ -801,9 +829,13 @@ ping_ip_address (vlib_main_t * vm,
}
}
+ if (ping_burst < 1 || ping_burst > VLIB_FRAME_SIZE)
+ return clib_error_return (0, "burst size must be between 1 and %u",
+ VLIB_FRAME_SIZE);
+
run_ping_ip46_address (vm, table_id, ping_ip4 ? &a4 : NULL,
ping_ip6 ? &a6 : NULL, sw_if_index, ping_interval,
- ping_repeat, data_len, verbose);
+ ping_repeat, ping_burst, data_len, verbose);
done:
return error;
}