/* Hey Emacs use -*- mode: C -*- */ /* * Copyright 2020 Rubicon Communications, LLC. * * 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 <sys/socket.h> #include <linux/if.h> #include <vnet/vnet.h> #include <vnet/plugin/plugin.h> #include <vlibapi/api.h> #include <vlibmemory/api.h> #include <vpp/app/version.h> #include <vnet/format_fns.h> #include <plugins/linux-cp/lcp_interface.h> static clib_error_t * lcp_itf_pair_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; vnet_main_t *vnm = vnet_get_main (); u32 sw_if_index; u8 *host_if_name; lip_host_type_t host_if_type; u8 *ns; int r; if (!unformat_user (input, unformat_line_input, line_input)) return 0; sw_if_index = ~0; host_if_name = ns = NULL; host_if_type = LCP_ITF_HOST_TAP; while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT) { if (unformat (line_input, "%d", &sw_if_index)) ; else if (unformat (line_input, "%U", unformat_vnet_sw_interface, vnm, &sw_if_index)) ; else if (unformat (line_input, "host-if %s", &host_if_name)) ; else if (unformat (line_input, "netns %s", &ns)) ; else if (unformat (line_input, "tun")) host_if_type = LCP_ITF_HOST_TUN; else { unformat_free (line_input); vec_free (host_if_name); vec_free (ns); return clib_error_return (0, "unknown input `%U'", format_unformat_error, input); } } unformat_free (line_input); if (sw_if_index == ~0) { vec_free (host_if_name); vec_free (ns); return clib_error_return (0, "interface name or sw_if_index required"); } if (vec_len (ns) >= LCP_NS_LEN) { vec_free (host_if_name); vec_free (ns); return clib_error_return ( 0, "Namespace name should be fewer than %d characters", LCP_NS_LEN); } r = lcp_itf_pair_create (sw_if_index, host_if_name, host_if_type, ns); vec_free (host_if_name); vec_free (ns); if (r) return clib_error_return (0, "linux-cp pair creation failed (%d)", r); return 0; } VLIB_CLI_COMMAND (lcp_itf_pair_create_command, static) = { .path = "lcp create", .short_help = "lcp create <sw_if_index>|<if-name> host-if <host-if-name> " "netns <namespace> [tun]", .function = lcp_itf_pair_create_command_fn, }; static clib_error_t * lcp_default_netns_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 *ns; int r; if (!unformat_user (input, unformat_line_input, line_input)) return 0; ns = 0; while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT) { if (unformat (line_input, "netns %s", &ns)) ; else if (unformat (line_input, "clear netns")) ; } unformat_free (line_input); vlib_cli_output (vm, "lcp set default netns '%s'\n", (char *) ns); r = lcp_set_default_ns (ns); if (r) return clib_error_return (0, "linux-cp set default netns failed (%d)", r); return 0; } VLIB_CLI_COMMAND (lcp_default_netns_command, static) = { .path = "lcp default", .short_help = "lcp default netns [<namespace>]", .function = lcp_default_netns_command_fn, }; static clib_error_t * lcp_itf_pair_delete_command_fn (vlib_main_t *vm, unformat_input_t *input, vlib_cli_command_t *cmd) { vnet_main_t *vnm = vnet_get_main (); unformat_input_t _line_input, *line_input = &_line_input; u32 sw_if_index; int r; if (!unformat_user (input, unformat_line_input, line_input)) return 0; sw_if_index = ~0; while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT) { if (unformat (line_input, "%d", &sw_if_index)) ; else if (unformat (line_input, "%U", unformat_vnet_sw_interface, vnm, &sw_if_index)) ; 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, "interface name or sw_if_index required"); r = lcp_itf_pair_delete (sw_if_index); if (r) return clib_error_return (0, "linux-cp pair deletion failed (%d)", r); return 0; } VLIB_CLI_COMMAND (lcp_itf_pair_delete_command, static) = { .path = "lcp delete", .short_help = "lcp delete <sw_if_index>|<if-name>", .function = lcp_itf_pair_delete_command_fn, }; static clib_error_t * lcp_itf_pair_show_cmd (vlib_main_t *vm, unformat_input_t *input, vlib_cli_command_t *cmd) { vnet_main_t *vnm = vnet_get_main (); u32 phy_sw_if_index; phy_sw_if_index = ~0; while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT) { if (unformat (input, "phy %U", unformat_vnet_sw_interface, vnm, &phy_sw_if_index)) ; else return clib_error_return (0, "unknown input '%U'", format_unformat_error, input); } lcp_itf_pair_show (phy_sw_if_index); return 0; } VLIB_CLI_COMMAND (lcp_itf_pair_show_cmd_node, static) = { .path = "show lcp", .function = lcp_itf_pair_show_cmd, .short_help = "show lcp [phy <interface>]", .is_mp_safe = 1, }; clib_error_t * lcp_cli_init (vlib_main_t *vm) { return 0; } VLIB_INIT_FUNCTION (lcp_cli_init); /* * fd.io coding-style-patch-verification: ON * * Local Variables: * eval: (c-set-style "gnu") * End: */