#include <vlib/vlib.h>
#include <vppinfra/error.h>
#include <vnet/feature/feature.h>
+#include <vnet/l2/l2_input.h>
+#include <vnet/l2/l2_output.h>
#include <vnet/span/span.h>
+typedef enum
+{
+ SPAN_DISABLE = 0,
+ SPAN_RX = 1,
+ SPAN_TX = 2,
+ SPAN_BOTH = SPAN_RX | SPAN_TX
+} span_state_t;
+
+static_always_inline u32
+span_dst_set (span_mirror_t * sm, u32 dst_sw_if_index, int enable)
+{
+ sm->mirror_ports =
+ clib_bitmap_set (sm->mirror_ports, dst_sw_if_index, enable);
+ u32 last = sm->num_mirror_ports;
+ sm->num_mirror_ports = clib_bitmap_count_set_bits (sm->mirror_ports);
+ return last;
+}
+
int
span_add_delete_entry (vlib_main_t * vm,
- u32 src_sw_if_index, u32 dst_sw_if_index, u8 state)
+ u32 src_sw_if_index, u32 dst_sw_if_index, u8 state,
+ span_feat_t sf)
{
span_main_t *sm = &span_main;
- span_interface_t *si;
- u32 new_num_rx_mirror_ports, new_num_tx_mirror_ports;
- if (state > 3)
+ if (state > SPAN_BOTH)
return VNET_API_ERROR_UNIMPLEMENTED;
if ((src_sw_if_index == ~0) || (dst_sw_if_index == ~0 && state > 0)
|| (src_sw_if_index == dst_sw_if_index))
return VNET_API_ERROR_INVALID_INTERFACE;
- vnet_sw_interface_t *sw_if;
-
- sw_if = vnet_get_sw_interface (vnet_get_main (), src_sw_if_index);
- if (sw_if->type == VNET_SW_INTERFACE_TYPE_SUB)
- return VNET_API_ERROR_UNIMPLEMENTED;
-
vec_validate_aligned (sm->interfaces, src_sw_if_index,
CLIB_CACHE_LINE_BYTES);
- si = vec_elt_at_index (sm->interfaces, src_sw_if_index);
-
- si->rx_mirror_ports = clib_bitmap_set (si->rx_mirror_ports, dst_sw_if_index,
- (state & 1) != 0);
- si->tx_mirror_ports = clib_bitmap_set (si->tx_mirror_ports, dst_sw_if_index,
- (state & 2) != 0);
- new_num_rx_mirror_ports = clib_bitmap_count_set_bits (si->rx_mirror_ports);
- new_num_tx_mirror_ports = clib_bitmap_count_set_bits (si->tx_mirror_ports);
+ span_interface_t *si = vec_elt_at_index (sm->interfaces, src_sw_if_index);
- if (new_num_rx_mirror_ports == 1 && si->num_rx_mirror_ports == 0)
- vnet_feature_enable_disable ("device-input", "span-input",
- src_sw_if_index, 1, 0, 0);
+ int rx = ! !(state & SPAN_RX);
+ int tx = ! !(state & SPAN_TX);
- if (new_num_rx_mirror_ports == 0 && si->num_rx_mirror_ports == 1)
- vnet_feature_enable_disable ("device-input", "span-input",
- src_sw_if_index, 0, 0, 0);
+ span_mirror_t *rxm = &si->mirror_rxtx[sf][VLIB_RX];
+ span_mirror_t *txm = &si->mirror_rxtx[sf][VLIB_TX];
- if (new_num_rx_mirror_ports == 1 && si->num_rx_mirror_ports == 0)
- vnet_feature_enable_disable ("interface-output", "span-output",
- src_sw_if_index, 1, 0, 0);
+ u32 last_rx_ports_count = span_dst_set (rxm, dst_sw_if_index, rx);
+ u32 last_tx_ports_count = span_dst_set (txm, dst_sw_if_index, tx);
- if (new_num_rx_mirror_ports == 0 && si->num_rx_mirror_ports == 1)
- vnet_feature_enable_disable ("interface-output", "span-output",
- src_sw_if_index, 0, 0, 0);
+ int enable_rx = last_rx_ports_count == 0 && rxm->num_mirror_ports == 1;
+ int disable_rx = last_rx_ports_count == 1 && rxm->num_mirror_ports == 0;
+ int enable_tx = last_tx_ports_count == 0 && txm->num_mirror_ports == 1;
+ int disable_tx = last_tx_ports_count == 1 && txm->num_mirror_ports == 0;
- si->num_rx_mirror_ports = new_num_rx_mirror_ports;
- si->num_tx_mirror_ports = new_num_tx_mirror_ports;
+ switch (sf)
+ {
+ case SPAN_FEAT_DEVICE:
+ if (enable_rx || disable_rx)
+ vnet_feature_enable_disable ("device-input", "span-input",
+ src_sw_if_index, rx, 0, 0);
+ if (enable_tx || disable_tx)
+ vnet_feature_enable_disable ("interface-output", "span-output",
+ src_sw_if_index, tx, 0, 0);
+ break;
+ case SPAN_FEAT_L2:
+ if (enable_rx || disable_rx)
+ l2input_intf_bitmap_enable (src_sw_if_index, L2INPUT_FEAT_SPAN, rx);
+ if (enable_tx || disable_tx)
+ l2output_intf_bitmap_enable (src_sw_if_index, L2OUTPUT_FEAT_SPAN, tx);
+ break;
+ default:
+ return VNET_API_ERROR_UNIMPLEMENTED;
+ }
if (dst_sw_if_index > sm->max_sw_if_index)
sm->max_sw_if_index = dst_sw_if_index;
span_main_t *sm = &span_main;
u32 src_sw_if_index = ~0;
u32 dst_sw_if_index = ~0;
- u8 state = 3;
+ u8 state = SPAN_BOTH;
+ span_feat_t sf = SPAN_FEAT_DEVICE;
while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
{
sm->vnet_main, &dst_sw_if_index))
;
else if (unformat (input, "disable"))
- state = 0;
+ state = SPAN_DISABLE;
else if (unformat (input, "rx"))
- state = 1;
+ state = SPAN_RX;
else if (unformat (input, "tx"))
- state = 2;
+ state = SPAN_TX;
else if (unformat (input, "both"))
- state = 3;
+ state = SPAN_BOTH;
+ else if (unformat (input, "l2"))
+ sf = SPAN_FEAT_L2;
else
break;
}
int rv =
- span_add_delete_entry (vm, src_sw_if_index, dst_sw_if_index, state);
+ span_add_delete_entry (vm, src_sw_if_index, dst_sw_if_index, state, sf);
if (rv == VNET_API_ERROR_INVALID_INTERFACE)
return clib_error_return (0, "Invalid interface");
return 0;
/* *INDENT-OFF* */
VLIB_CLI_COMMAND (set_interface_span_command, static) = {
.path = "set interface span",
- .short_help = "set interface span <if-name> [disable | destination <if-name> [both|rx|tx]]",
+ .short_help = "set interface span <if-name> [l2] {disable | destination <if-name> [both|rx|tx]}",
.function = set_interface_span_command_fn,
};
/* *INDENT-ON* */
/* *INDENT-OFF* */
vec_foreach (si, sm->interfaces)
- if (si->num_rx_mirror_ports || si->num_tx_mirror_ports)
+ {
+ span_mirror_t * drxm = &si->mirror_rxtx[SPAN_FEAT_DEVICE][VLIB_RX];
+ span_mirror_t * dtxm = &si->mirror_rxtx[SPAN_FEAT_DEVICE][VLIB_TX];
+
+ span_mirror_t * lrxm = &si->mirror_rxtx[SPAN_FEAT_L2][VLIB_RX];
+ span_mirror_t * ltxm = &si->mirror_rxtx[SPAN_FEAT_L2][VLIB_TX];
+
+ if (drxm->num_mirror_ports || dtxm->num_mirror_ports ||
+ lrxm->num_mirror_ports || ltxm->num_mirror_ports)
{
- clib_bitmap_t *b;
u32 i;
- b = clib_bitmap_dup_or (si->rx_mirror_ports, si->tx_mirror_ports);
+ clib_bitmap_t *d = clib_bitmap_dup_or (drxm->mirror_ports, dtxm->mirror_ports);
+ clib_bitmap_t *l = clib_bitmap_dup_or (lrxm->mirror_ports, ltxm->mirror_ports);
+ clib_bitmap_t *b = clib_bitmap_dup_or (d, l);
if (header)
{
- vlib_cli_output (vm, "%-40s %s", "Source interface",
- "Mirror interface (direction)");
+ vlib_cli_output (vm, "%-20s %-20s %6s %6s", "Source", "Destination",
+ "Device", "L2");
header = 0;
}
s = format (s, "%U", format_vnet_sw_if_index_name, vnm,
si - sm->interfaces);
clib_bitmap_foreach (i, b, (
{
- int state;
- state = (clib_bitmap_get (si->rx_mirror_ports, i) +
- clib_bitmap_get (si->tx_mirror_ports, i) * 2);
+ int device = (clib_bitmap_get (drxm->mirror_ports, i) +
+ clib_bitmap_get (dtxm->mirror_ports, i) * 2);
+ int l2 = (clib_bitmap_get (lrxm->mirror_ports, i) +
+ clib_bitmap_get (ltxm->mirror_ports, i) * 2);
- vlib_cli_output (vm, "%-40v %U (%s)", s,
+ vlib_cli_output (vm, "%-20v %-20U (%6s) (%6s)", s,
format_vnet_sw_if_index_name, vnm, i,
- states[state]);
+ states[device], states[l2]);
vec_reset_length (s);
}));
clib_bitmap_free (b);
+ clib_bitmap_free (l);
+ clib_bitmap_free (d);
+ }
}
/* *INDENT-ON* */
vec_free (s);
};
/* *INDENT-ON* */
-static clib_error_t *
-span_init (vlib_main_t * vm)
-{
- span_main_t *sm = &span_main;
-
- sm->vlib_main = vm;
- sm->vnet_main = vnet_get_main ();
-
- return 0;
-}
-
-VLIB_INIT_FUNCTION (span_init);
-
/*
* fd.io coding-style-patch-verification: ON
*
Code Review / vpp.git / blobdiff