diff options
Diffstat (limited to 'src/plugins/l2e/l2e.c')
| -rw-r--r-- | src/plugins/l2e/l2e.c | 198 |
1 files changed, 0 insertions, 198 deletions
diff --git a/src/plugins/l2e/l2e.c b/src/plugins/l2e/l2e.c deleted file mode 100644 index 4c6eac50446..00000000000 --- a/src/plugins/l2e/l2e.c +++ /dev/null @@ -1,198 +0,0 @@ -/* - * l2e.c : Extract L3 packets from the L2 input and feed - * them into the L3 path. - * - * Copyright (c) 2013 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 <plugins/l2e/l2e.h> -#include <vnet/l2/l2_input.h> -#include <vnet/l2/feat_bitmap.h> -#include <vnet/ip/ip.h> - -l2_emulation_main_t l2_emulation_main; - -/** - * A zero'd out struct we can use in the vec_validate - */ -static const l2_emulation_t ezero = { }; - -__clib_export void -l2_emulation_enable (u32 sw_if_index) -{ - l2_emulation_main_t *em = &l2_emulation_main; - vec_validate_init_empty (em->l2_emulations, sw_if_index, ezero); - - l2_emulation_t *l23e = &em->l2_emulations[sw_if_index]; - - l23e->enabled = 1; - - /* - * L3 enable the interface - using IP unnumbered from the control - * plane may not be possible since there may be no BVI interface - * to which to unnumber - */ - ip4_sw_interface_enable_disable (sw_if_index, 1); - ip6_sw_interface_enable_disable (sw_if_index, 1); - - l2input_intf_bitmap_enable (sw_if_index, L2INPUT_FEAT_L2_EMULATION, 1); -} - - -__clib_export void -l2_emulation_disable (u32 sw_if_index) -{ - l2_emulation_main_t *em = &l2_emulation_main; - if (vec_len (em->l2_emulations) >= sw_if_index) - { - l2_emulation_t *l23e = &em->l2_emulations[sw_if_index]; - clib_memset (l23e, 0, sizeof (*l23e)); - - l2input_intf_bitmap_enable (sw_if_index, L2INPUT_FEAT_L2_EMULATION, 0); - ip4_sw_interface_enable_disable (sw_if_index, 0); - ip6_sw_interface_enable_disable (sw_if_index, 0); - } -} - -static clib_error_t * -l2_emulation_interface_add_del (vnet_main_t * vnm, - u32 sw_if_index, u32 is_add) -{ - l2_emulation_main_t *em = &l2_emulation_main; - if (is_add) - { - vec_validate_init_empty (em->l2_emulations, sw_if_index, ezero); - } - - return (NULL); -} - -VNET_SW_INTERFACE_ADD_DEL_FUNCTION (l2_emulation_interface_add_del); - -static clib_error_t * -l2_emulation_cli (vlib_main_t * vm, - unformat_input_t * input, vlib_cli_command_t * cmd) -{ - vnet_main_t *vnm = vnet_get_main (); - u32 sw_if_index = ~0; - u8 enable = 1; - - while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT) - { - if (unformat (input, "%U", unformat_vnet_sw_interface, - vnm, &sw_if_index)) - ; - else if (unformat (input, "enable")) - enable = 1; - else if (unformat (input, "disable")) - enable = 0; - else - break; - } - - if (~0 == sw_if_index) - return clib_error_return (0, "interface must be specified"); - - if (enable) - l2_emulation_enable (sw_if_index); - else - l2_emulation_disable (sw_if_index); - - return (NULL); -} - -/*? - * Configure l2 emulation. - * When the interface is in L2 mode, configure the extraction of L3 - * packets out of the L2 path and into the L3 path. - * - * @cliexpar - * @cliexstart{set interface l2 input l2-emulation <interface-name> [disable]} - * @cliexend - ?*/ -/* *INDENT-OFF* */ -VLIB_CLI_COMMAND (l2_emulation_cli_node, static) = { - .path = "set interface l2 l2-emulation", - .short_help = - "set interface l2 l2-emulation <interface-name> [disable|enable]\n", - .function = l2_emulation_cli, -}; -/* *INDENT-ON* */ - -static clib_error_t * -l2_emulation_show (vlib_main_t * vm, - unformat_input_t * input, vlib_cli_command_t * cmd) -{ - l2_emulation_main_t *em = &l2_emulation_main; - vnet_main_t *vnm = vnet_get_main (); - l2_emulation_t *l23e; - u32 sw_if_index; - - vec_foreach_index (sw_if_index, em->l2_emulations) - { - l23e = &em->l2_emulations[sw_if_index]; - if (l23e->enabled) - { - vlib_cli_output (vm, "%U\n", - format_vnet_sw_if_index_name, vnm, sw_if_index); - } - } - return (NULL); -} - -/*? - * Show l2 emulation. - * When the interface is in L2 mode, configure the extraction of L3 - * packets out of the L2 path and into the L3 path. - * - * @cliexpar - * @cliexstart{show interface l2 l2-emulation} - * @cliexend - ?*/ -/* *INDENT-OFF* */ -VLIB_CLI_COMMAND (l2_emulation_show_node, static) = { - .path = "show interface l2 l2-emulation", - .short_help = "show interface l2 l2-emulation\n", - .function = l2_emulation_show, -}; -/* *INDENT-ON* */ - -static clib_error_t * -l2_emulation_init (vlib_main_t * vm) -{ - l2_emulation_main_t *em = &l2_emulation_main; - vlib_node_t *node; - - node = vlib_get_node_by_name (vm, (u8 *) "l2-emulation"); - em->l2_emulation_node_index = node->index; - - /* Initialize the feature next-node indexes */ - feat_bitmap_init_next_nodes (vm, - em->l2_emulation_node_index, - L2INPUT_N_FEAT, - l2input_get_feat_names (), - em->l2_input_feat_next); - - return 0; -} - -VLIB_INIT_FUNCTION (l2_emulation_init); - -/* - * fd.io coding-style-patch-verification: ON - * - * Local Variables: - * eval: (c-set-style "gnu") - * End: - */ |