unformat_input_t _line_input, *line_input = &_line_input;
tap_create_if_args_t args = { 0 };
int ip_addr_set = 0;
+ u32 tmp;
args.id = ~0;
+ args.tap_flags = 0;
+ args.rv = -1;
+ args.num_rx_queues = 1;
/* Get a line of input. */
if (unformat_user (input, unformat_line_input, line_input))
else if (unformat (line_input, "host-ns %s", &args.host_namespace))
;
else if (unformat (line_input, "host-mac-addr %U",
- unformat_ethernet_address, args.host_mac_addr))
+ unformat_ethernet_address,
+ args.host_mac_addr.bytes))
;
else if (unformat (line_input, "host-bridge %s", &args.host_bridge))
;
unformat_ip4_address, &args.host_ip4_addr,
&args.host_ip4_prefix_len))
ip_addr_set = 1;
+ else if (unformat (line_input, "host-ip4-gw %U",
+ unformat_ip4_address, &args.host_ip4_gw))
+ args.host_ip4_gw_set = 1;
else if (unformat (line_input, "host-ip6-addr %U/%d",
unformat_ip6_address, &args.host_ip6_addr,
&args.host_ip6_prefix_len))
ip_addr_set = 1;
- else if (unformat (line_input, "rx-ring-size %d", &args.rx_ring_sz))
- ;
- else if (unformat (line_input, "tx-ring-size %d", &args.tx_ring_sz))
- ;
+ else if (unformat (line_input, "host-ip6-gw %U",
+ unformat_ip6_address, &args.host_ip6_gw))
+ args.host_ip6_gw_set = 1;
+ else if (unformat (line_input, "num-rx-queues %d", &tmp))
+ args.num_rx_queues = tmp;
+ else if (unformat (line_input, "rx-ring-size %d", &tmp))
+ args.rx_ring_sz = tmp;
+ else if (unformat (line_input, "tx-ring-size %d", &tmp))
+ args.tx_ring_sz = tmp;
+ else
+ if (unformat
+ (line_input, "host-mtu-size %d", &args.host_mtu_size))
+ args.host_mtu_set = 1;
+ else if (unformat (line_input, "no-gso"))
+ args.tap_flags &= ~TAP_FLAG_GSO;
+ else if (unformat (line_input, "gso"))
+ args.tap_flags |= TAP_FLAG_GSO;
+ else if (unformat (line_input, "csum-offload"))
+ args.tap_flags |= TAP_FLAG_CSUM_OFFLOAD;
+ else if (unformat (line_input, "persist"))
+ args.tap_flags |= TAP_FLAG_PERSIST;
+ else if (unformat (line_input, "attach"))
+ args.tap_flags |= TAP_FLAG_ATTACH;
else if (unformat (line_input, "hw-addr %U",
- unformat_ethernet_address, args.mac_addr))
+ unformat_ethernet_address, args.mac_addr.bytes))
args.mac_addr_set = 1;
else
{
tap_create_if (vm, &args);
+ if (!args.rv)
+ vlib_cli_output (vm, "%U\n", format_vnet_sw_if_index_name,
+ vnet_get_main (), args.sw_if_index);
+
vec_free (args.host_if_name);
vec_free (args.host_namespace);
vec_free (args.host_bridge);
.short_help = "create tap {id <if-id>} [hw-addr <mac-address>] "
"[rx-ring-size <size>] [tx-ring-size <size>] [host-ns <netns>] "
"[host-bridge <bridge-name>] [host-ip4-addr <ip4addr/mask>] "
- "[host-ip6-addr <ip6-addr] [host-if-name <name>]",
+ "[host-ip6-addr <ip6-addr>] [host-ip4-gw <ip4-addr>] "
+ "[host-ip6-gw <ip6-addr>] [host-mac-addr <host-mac-address>] "
+ "[host-if-name <name>] [host-mtu-size <size>] [no-gso|gso|csum-offload] "
+ "[persist] [attach]",
.function = tap_create_command_fn,
};
/* *INDENT-ON* */
};
/* *INDENT-ON* */
+static clib_error_t *
+tap_offload_command_fn (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;
+ vnet_main_t *vnm = vnet_get_main ();
+ int gso_enable = 0, gso_disable = 0;
+ int csum_offload_enable = 0, csum_offload_disable = 0;
+ int rv = 0;
+
+ /* Get a line of input. */
+ if (!unformat_user (input, unformat_line_input, line_input))
+ return clib_error_return (0, "Missing <interface>");
+
+ while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT)
+ {
+ if (unformat (line_input, "sw_if_index %d", &sw_if_index))
+ ;
+ else if (unformat (line_input, "%U", unformat_vnet_sw_interface,
+ vnm, &sw_if_index))
+ ;
+ else if (unformat (line_input, "gso-enable"))
+ gso_enable = 1;
+ else if (unformat (line_input, "gso-disable"))
+ gso_disable = 1;
+ else if (unformat (line_input, "csum-offload-enable"))
+ csum_offload_enable = 1;
+ else if (unformat (line_input, "csum-offload-disable"))
+ csum_offload_disable = 1;
+ else
+ return clib_error_return (0, "unknown input `%U'",
+ format_unformat_error, input);
+ }
+ unformat_free (line_input);
+
+ if (sw_if_index == ~0)
+ return clib_error_return (0,
+ "please specify interface name or sw_if_index");
+
+ if (gso_enable)
+ rv = tap_gso_enable_disable (vm, sw_if_index, 1);
+ else if (csum_offload_enable)
+ rv = tap_csum_offload_enable_disable (vm, sw_if_index, 1);
+ else if (gso_disable)
+ rv = tap_gso_enable_disable (vm, sw_if_index, 0);
+ else if (csum_offload_disable)
+ rv = tap_csum_offload_enable_disable (vm, sw_if_index, 0);
+
+ if (rv == VNET_API_ERROR_INVALID_SW_IF_INDEX)
+ return clib_error_return (0, "not a tap interface");
+ else if (rv != 0)
+ return clib_error_return (0, "error on configuring GSO on tap interface");
+
+ return 0;
+}
+
+/* *INDENT-OFF* */
+VLIB_CLI_COMMAND (tap_offload_command, static) =
+{
+ .path = "set tap offload",
+ .short_help = "set tap offload {<interface> | sw_if_index <sw_idx>}"
+ " <gso-enable | gso-disable | csum-offload-enable | csum-offload-disable>",
+ .function = tap_offload_command_fn,
+};
+/* *INDENT-ON* */
+
static clib_error_t *
tap_show_command_fn (vlib_main_t * vm, unformat_input_t * input,
vlib_cli_command_t * cmd)
int show_descr = 0;
clib_error_t *error = 0;
u32 hw_if_index, *hw_if_indices = 0;
- virtio_vring_t *vring;
- int i, j;
- struct feat_struct
- {
- u8 bit;
- char *str;
- };
- struct feat_struct *feat_entry;
-
- static struct feat_struct feat_array[] = {
-#define _(s,b) { .str = #s, .bit = b, },
- foreach_virtio_net_features
-#undef _
- {.str = NULL}
- };
-
- struct feat_struct *flag_entry;
- static struct feat_struct flags_array[] = {
-#define _(b,e,s) { .bit = b, .str = s, },
- foreach_virtio_if_flag
-#undef _
- {.str = NULL}
- };
while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
{
/* *INDENT-ON* */
}
- for (hw_if_index = 0; hw_if_index < vec_len (hw_if_indices); hw_if_index++)
- {
- vnet_hw_interface_t *hi =
- vnet_get_hw_interface (vnm, hw_if_indices[hw_if_index]);
- vif = pool_elt_at_index (mm->interfaces, hi->dev_instance);
- vlib_cli_output (vm, "interface %U", format_vnet_sw_if_index_name,
- vnm, vif->sw_if_index);
- if (vif->host_if_name)
- vlib_cli_output (vm, " name \"%s\"", vif->host_if_name);
- if (vif->net_ns)
- vlib_cli_output (vm, " host-ns \"%s\"", vif->net_ns);
- vlib_cli_output (vm, " flags 0x%x", vif->flags);
- flag_entry = (struct feat_struct *) &flags_array;
- while (flag_entry->str)
- {
- if (vif->flags & (1ULL << flag_entry->bit))
- vlib_cli_output (vm, " %s (%d)", flag_entry->str,
- flag_entry->bit);
- flag_entry++;
- }
- vlib_cli_output (vm, " fd %d", vif->fd);
- vlib_cli_output (vm, " tap-fd %d", vif->tap_fd);
- vlib_cli_output (vm, " features 0x%lx", vif->features);
- feat_entry = (struct feat_struct *) &feat_array;
- while (feat_entry->str)
- {
- if (vif->features & (1ULL << feat_entry->bit))
- vlib_cli_output (vm, " %s (%d)", feat_entry->str,
- feat_entry->bit);
- feat_entry++;
- }
- vlib_cli_output (vm, " remote-features 0x%lx", vif->remote_features);
- feat_entry = (struct feat_struct *) &feat_array;
- while (feat_entry->str)
- {
- if (vif->remote_features & (1ULL << feat_entry->bit))
- vlib_cli_output (vm, " %s (%d)", feat_entry->str,
- feat_entry->bit);
- feat_entry++;
- }
- vec_foreach_index (i, vif->vrings)
- {
- // RX = 0, TX = 1
- vring = vec_elt_at_index (vif->vrings, i);
- vlib_cli_output (vm, " Virtqueue (%s)", (i & 1) ? "TX" : "RX");
- vlib_cli_output (vm, " qsz %d, last_used_idx %d, desc_in_use %d",
- vring->size, vring->last_used_idx,
- vring->desc_in_use);
- vlib_cli_output (vm,
- " avail.flags 0x%x avail.idx %d used.flags 0x%x used.idx %d",
- vring->avail->flags, vring->avail->idx,
- vring->used->flags, vring->used->idx);
- vlib_cli_output (vm, " kickfd %d, callfd %d", vring->kick_fd,
- vring->call_fd);
- if (show_descr)
- {
- vlib_cli_output (vm, "\n descriptor table:\n");
- vlib_cli_output (vm,
- " id addr len flags next user_addr\n");
- vlib_cli_output (vm,
- " ===== ================== ===== ====== ===== ==================\n");
- vring = vif->vrings;
- for (j = 0; j < vring->size; j++)
- {
- struct vring_desc *desc = &vring->desc[j];
- vlib_cli_output (vm,
- " %-5d 0x%016lx %-5d 0x%04x %-5d 0x%016lx\n",
- j, desc->addr,
- desc->len,
- desc->flags, desc->next, desc->addr);
- }
- }
- }
- }
+ virtio_show (vm, hw_if_indices, show_descr, VIRTIO_IF_TYPE_TAP);
+
done:
vec_free (hw_if_indices);
return error;