2 * Copyright (c) 2018 Cisco and/or its affiliates.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at:
7 * http://www.apache.org/licenses/LICENSE-2.0
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
16 #include <plugins/gbp/gbp_ext_itf.h>
17 #include <plugins/gbp/gbp_bridge_domain.h>
18 #include <plugins/gbp/gbp_route_domain.h>
19 #include <plugins/gbp/gbp_itf.h>
22 * Pool of GBP ext_itfs
24 gbp_ext_itf_t *gbp_ext_itf_pool;
27 * external interface configs keyed by sw_if_index
29 index_t *gbp_ext_itf_db;
31 #define GBP_EXT_ITF_ID 0x00000080
36 vlib_log_class_t gx_logger;
38 #define GBP_EXT_ITF_DBG(...) \
39 vlib_log_debug (gx_logger, __VA_ARGS__);
42 format_gbp_ext_itf (u8 * s, va_list * args)
44 gbp_ext_itf_t *gx = va_arg (*args, gbp_ext_itf_t *);
46 return (format (s, "%U in %U",
47 format_gbp_itf, gx->gx_itf,
48 format_gbp_bridge_domain, gx->gx_bd));
52 gbp_ext_itf_add (u32 sw_if_index, u32 bd_id, u32 rd_id)
57 vec_validate_init_empty (gbp_ext_itf_db, sw_if_index, INDEX_INVALID);
59 gxi = gbp_ext_itf_db[sw_if_index];
61 if (INDEX_INVALID == gxi)
63 gbp_bridge_domain_t *gb;
64 gbp_route_domain_t *gr;
65 fib_protocol_t fproto;
68 gbi = gbp_bridge_domain_find_and_lock (bd_id);
70 if (INDEX_INVALID == gbi)
71 return (VNET_API_ERROR_NO_SUCH_ENTRY);
73 gri = gbp_route_domain_find_and_lock (rd_id);
75 if (INDEX_INVALID == gri)
77 gbp_bridge_domain_unlock (gbi);
78 return (VNET_API_ERROR_NO_SUCH_ENTRY);
81 pool_get_zero (gbp_ext_itf_pool, gx);
82 gxi = gx - gbp_ext_itf_pool;
84 gb = gbp_bridge_domain_get (gbi);
85 gr = gbp_route_domain_get (gri);
90 FOR_EACH_FIB_IP_PROTOCOL (fproto)
92 gx->gx_fib_index[fproto] =
93 gr->grd_fib_index[fib_proto_to_dpo (fproto)];
96 gx->gx_itf = gbp_itf_add_and_lock (sw_if_index, gb->gb_bd_index);
97 gbp_itf_set_l2_input_feature (gx->gx_itf, (gxi | GBP_EXT_ITF_ID),
98 L2INPUT_FEAT_GBP_LPM_CLASSIFY);
100 gbp_ext_itf_db[sw_if_index] = gxi;
102 GBP_EXT_ITF_DBG ("add: %U", format_gbp_ext_itf, gx);
107 return (VNET_API_ERROR_ENTRY_ALREADY_EXISTS);
111 gbp_ext_itf_delete (u32 sw_if_index)
116 if (vec_len (gbp_ext_itf_db) <= sw_if_index)
117 return (VNET_API_ERROR_INVALID_SW_IF_INDEX);
119 gxi = gbp_ext_itf_db[sw_if_index];
121 if (INDEX_INVALID != gxi)
123 gx = pool_elt_at_index (gbp_ext_itf_pool, gxi);
125 GBP_EXT_ITF_DBG ("del: %U", format_gbp_ext_itf, gx);
127 gbp_itf_set_l2_input_feature (gx->gx_itf,
128 (gxi | GBP_EXT_ITF_ID),
130 gbp_itf_unlock (gx->gx_itf);
132 gbp_route_domain_unlock (gx->gx_rd);
133 gbp_bridge_domain_unlock (gx->gx_bd);
135 gbp_ext_itf_db[sw_if_index] = INDEX_INVALID;
136 pool_put (gbp_ext_itf_pool, gx);
140 return (VNET_API_ERROR_NO_SUCH_ENTRY);
144 gbp_ext_itf_walk (gbp_ext_itf_cb_t cb, void *ctx)
149 pool_foreach(ge, gbp_ext_itf_pool,
158 gbp_ext_itf_show_one (gbp_ext_itf_t * gx, void *ctx)
160 vlib_cli_output (ctx, " %U", format_gbp_ext_itf, gx);
162 return (WALK_CONTINUE);
165 static clib_error_t *
166 gbp_ext_itf_show (vlib_main_t * vm,
167 unformat_input_t * input, vlib_cli_command_t * cmd)
169 vlib_cli_output (vm, "External-Interfaces:");
170 gbp_ext_itf_walk (gbp_ext_itf_show_one, vm);
176 * Show Group Based Policy external interface and derived information
179 * @cliexstart{show gbp ext-itf}
183 VLIB_CLI_COMMAND (gbp_ext_itf_show_node, static) = {
184 .path = "show gbp ext-itf",
185 .short_help = "show gbp ext-itf\n",
186 .function = gbp_ext_itf_show,
190 static clib_error_t *
191 gbp_ext_itf_init (vlib_main_t * vm)
193 gx_logger = vlib_log_register_class ("gbp", "ext-itf");
198 VLIB_INIT_FUNCTION (gbp_ext_itf_init);
201 * fd.io coding-style-patch-verification: ON
204 * eval: (c-set-style "gnu")