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Diffstat (limited to 'src/vnet/devices/af_packet/cli.c')
-rw-r--r-- | src/vnet/devices/af_packet/cli.c | 295 |
1 files changed, 0 insertions, 295 deletions
diff --git a/src/vnet/devices/af_packet/cli.c b/src/vnet/devices/af_packet/cli.c deleted file mode 100644 index d20ef61a09d..00000000000 --- a/src/vnet/devices/af_packet/cli.c +++ /dev/null @@ -1,295 +0,0 @@ -/* - *------------------------------------------------------------------ - * af_packet.c - linux kernel packet interface - * - * Copyright (c) 2016 Cisco and/or its affiliates. - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at: - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - *------------------------------------------------------------------ - */ - -#include <fcntl.h> /* for open */ -#include <sys/ioctl.h> -#include <sys/socket.h> -#include <sys/stat.h> -#include <sys/types.h> -#include <sys/uio.h> /* for iovec */ -#include <netinet/in.h> - -#include <vlib/vlib.h> -#include <vlib/unix/unix.h> -#include <vnet/ip/ip.h> -#include <vnet/ethernet/ethernet.h> - -#include <vnet/devices/af_packet/af_packet.h> - -/** - * @file - * @brief CLI for Host Interface Device Driver. - * - * This file contains the source code for CLI for the host interface. - */ - -static clib_error_t * -af_packet_create_command_fn (vlib_main_t * vm, unformat_input_t * input, - vlib_cli_command_t * cmd) -{ - unformat_input_t _line_input, *line_input = &_line_input; - af_packet_create_if_arg_t _arg, *arg = &_arg; - clib_error_t *error = NULL; - u8 hwaddr[6]; - int r; - - clib_memset (arg, 0, sizeof (*arg)); - - // Default mode - arg->mode = AF_PACKET_IF_MODE_ETHERNET; - - // Default number of rx/tx queue(s) - arg->num_rxqs = 1; - arg->num_txqs = 1; - - // Default flags - arg->flags = AF_PACKET_IF_FLAGS_QDISC_BYPASS | AF_PACKET_IF_FLAGS_CKSUM_GSO; - - /* Get a line of input. */ - 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, "name %s", &arg->host_if_name)) - ; - else if (unformat (line_input, "rx-size %u", &arg->rx_frame_size)) - ; - else if (unformat (line_input, "tx-size %u", &arg->tx_frame_size)) - ; - else if (unformat (line_input, "rx-per-block %u", - &arg->rx_frames_per_block)) - ; - else if (unformat (line_input, "tx-per-block %u", - &arg->tx_frames_per_block)) - ; - else if (unformat (line_input, "num-rx-queues %u", &arg->num_rxqs)) - ; - else if (unformat (line_input, "num-tx-queues %u", &arg->num_txqs)) - ; - else if (unformat (line_input, "qdisc-bypass-disable")) - arg->flags &= ~AF_PACKET_IF_FLAGS_QDISC_BYPASS; - else if (unformat (line_input, "cksum-gso-disable")) - arg->flags &= ~AF_PACKET_IF_FLAGS_CKSUM_GSO; - else if (unformat (line_input, "mode ip")) - arg->mode = AF_PACKET_IF_MODE_IP; - else if (unformat (line_input, "v2")) - arg->is_v2 = 1; - else if (unformat (line_input, "hw-addr %U", unformat_ethernet_address, - hwaddr)) - arg->hw_addr = hwaddr; - else - { - error = clib_error_return (0, "unknown input `%U'", - format_unformat_error, line_input); - goto done; - } - } - - if (arg->host_if_name == NULL) - { - error = clib_error_return (0, "missing host interface name"); - goto done; - } - - r = af_packet_create_if (arg); - - if (r == VNET_API_ERROR_SYSCALL_ERROR_1) - { - error = clib_error_return (0, "%s (errno %d)", strerror (errno), errno); - goto done; - } - - if (r == VNET_API_ERROR_INVALID_INTERFACE) - { - error = clib_error_return (0, "Invalid interface name"); - goto done; - } - - if (r == VNET_API_ERROR_SUBIF_ALREADY_EXISTS) - { - error = clib_error_return (0, "Interface already exists"); - goto done; - } - - vlib_cli_output (vm, "%U\n", format_vnet_sw_if_index_name, vnet_get_main (), - arg->sw_if_index); - -done: - vec_free (arg->host_if_name); - unformat_free (line_input); - - return error; -} - -/*? - * Create a host interface that will attach to a linux AF_PACKET - * interface, one side of a veth pair. The veth pair must already - * exist. Once created, a new host interface will exist in VPP - * with the name '<em>host-<ifname></em>', where '<em><ifname></em>' - * is the name of the specified veth pair. Use the - * '<em>show interface</em>' command to display host interface details. - * - * This command has the following optional parameters: - * - * - <b>hw-addr <mac-addr></b> - Optional ethernet address, can be in either - * X:X:X:X:X:X unix or X.X.X cisco format. - * - * @cliexpar - * Example of how to create a host interface tied to one side of an - * existing linux veth pair named vpp1: - * @cliexstart{create host-interface name vpp1} - * host-vpp1 - * @cliexend - * Once the host interface is created, enable the interface using: - * @cliexcmd{set interface state host-vpp1 up} -?*/ -VLIB_CLI_COMMAND (af_packet_create_command, static) = { - .path = "create host-interface", - .short_help = "create host-interface [v2] name <ifname> [num-rx-queues <n>] " - "[num-tx-queues <n>] [hw-addr <mac-addr>] [mode ip] " - "[qdisc-bypass-disable] [cksum-gso-disable]", - .function = af_packet_create_command_fn, -}; - -static clib_error_t * -af_packet_delete_command_fn (vlib_main_t * vm, unformat_input_t * input, - vlib_cli_command_t * cmd) -{ - unformat_input_t _line_input, *line_input = &_line_input; - u8 *host_if_name = NULL; - clib_error_t *error = NULL; - - /* Get a line of input. */ - 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, "name %s", &host_if_name)) - ; - else - { - error = clib_error_return (0, "unknown input `%U'", - format_unformat_error, line_input); - goto done; - } - } - - if (host_if_name == NULL) - { - error = clib_error_return (0, "missing host interface name"); - goto done; - } - - af_packet_delete_if (host_if_name); - -done: - vec_free (host_if_name); - unformat_free (line_input); - - return error; -} - -/*? - * Delete a host interface. Use the linux interface name to identify - * the host interface to be deleted. In VPP, host interfaces are - * named as '<em>host-<ifname></em>', where '<em><ifname></em>' - * is the name of the linux interface. - * - * @cliexpar - * Example of how to delete a host interface named host-vpp1: - * @cliexcmd{delete host-interface name vpp1} -?*/ -VLIB_CLI_COMMAND (af_packet_delete_command, static) = { - .path = "delete host-interface", - .short_help = "delete host-interface name <ifname>", - .function = af_packet_delete_command_fn, -}; - -static clib_error_t * -af_packet_set_l4_cksum_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; - u8 set = 0; - clib_error_t *error = NULL; - vnet_main_t *vnm = vnet_get_main (); - u32 sw_if_index; - - 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, vnm, - &sw_if_index)) - ; - else if (unformat (line_input, "on")) - set = 1; - else if (unformat (line_input, "off")) - set = 0; - else - { - error = clib_error_return (0, "unknown input '%U'", - format_unformat_error, line_input); - goto done; - } - } - - if (af_packet_set_l4_cksum_offload (sw_if_index, set) < 0) - error = clib_error_return (0, "not an af_packet interface"); - -done: - unformat_free (line_input); - return error; -} - -/*? - * Set TCP/UDP offload checksum calculation. Use interface - * name to identify the interface to set TCP/UDP offload checksum - * calculation. - * - * @cliexpar - * Example of how to set TCP/UDP offload checksum calculation on host-vpp0: - * @cliexcmd{set host-interface l4-cksum-offload host-vpp0 off} - * @cliexcmd{set host-interface l4-cksum-offload host-vpp0 on} -?*/ -VLIB_CLI_COMMAND (af_packet_set_l4_cksum_offload_command, static) = { - .path = "set host-interface l4-cksum-offload", - .short_help = "set host-interface l4-cksum-offload <host-if-name> <on|off>", - .function = af_packet_set_l4_cksum_offload_command_fn, -}; - -clib_error_t * -af_packet_cli_init (vlib_main_t * vm) -{ - return 0; -} - -VLIB_INIT_FUNCTION (af_packet_cli_init); - -/* - * fd.io coding-style-patch-verification: ON - * - * Local Variables: - * eval: (c-set-style "gnu") - * End: - */ |