4 * Copyright (c) 2019 Arrcus Inc and/or its affiliates.
5 * Licensed under the Apache License, Version 2.0 (the "License");
6 * you may not use this file except in compliance with the License.
7 * You may obtain a copy of the License at:
9 * http://www.apache.org/licenses/LICENSE-2.0
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS,
13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the License for the specific language governing permissions and
15 * limitations under the License.
18 #include <vnet/vnet.h>
19 #include <vnet/adj/adj.h>
20 #include <vnet/fib/fib_table.h>
21 #include <vnet/plugin/plugin.h>
22 #include <vpp/app/version.h>
23 #include <srv6-mobile/mobile.h>
25 srv6_end_main_v6_dt_t srv6_end_main_v6_dt;
28 clb_dpo_lock_srv6_end_m_gtp6_dt (dpo_id_t * dpo)
33 clb_dpo_unlock_srv6_end_m_gtp6_dt (dpo_id_t * dpo)
38 clb_dpo_format_srv6_end_m_gtp6_dt (u8 * s, va_list * args)
40 index_t index = va_arg (*args, index_t);
41 CLIB_UNUSED (u32 indent) = va_arg (*args, u32);
43 return (format (s, "SR: dynamic_proxy_index:[%u]", index));
46 const static dpo_vft_t dpo_vft = {
47 .dv_lock = clb_dpo_lock_srv6_end_m_gtp6_dt,
48 .dv_unlock = clb_dpo_unlock_srv6_end_m_gtp6_dt,
49 .dv_format = clb_dpo_format_srv6_end_m_gtp6_dt,
52 const static char *const srv6_end_m_gtp6_dt_nodes[] = {
57 const static char *const *const dpo_nodes[DPO_PROTO_NUM] = {
58 [DPO_PROTO_IP6] = srv6_end_m_gtp6_dt_nodes,
61 static u8 fn_name[] = "SRv6-End.M.GTP6.DT-plugin";
62 static u8 keyword_str[] = "end.m.gtp6.dt";
63 static u8 def_str[] = "Endpoint function with DT for IPv6/GTP tunnel";
64 static u8 param_str[] = "fib-index <index> [local-fib-table <index>]";
67 clb_format_srv6_end_m_gtp6_dt (u8 * s, va_list * args)
69 srv6_end_gtp6_dt_param_t *ls_mem = va_arg (*args, void *);
71 s = format (s, "SRv6 End gtp6.dt\n\t");
73 if (ls_mem->type == SRV6_GTP6_DT4)
74 s = format (s, " Type GTP6.DT4 fib-table %u\n", ls_mem->fib4_index);
75 else if (ls_mem->type == SRV6_GTP6_DT6)
76 s = format (s, " Type GTP6.DT6, fib-table %u, local-fib-table %u\n",
77 ls_mem->fib6_index, ls_mem->local_fib_index);
78 else if (ls_mem->type == SRV6_GTP6_DT46)
79 s = format (s, " Type GTP6.DT46, fib-table %u, local-fib-table %u\n",
80 ls_mem->fib6_index, ls_mem->local_fib_index);
88 alloc_param_srv6_end_m_gtp6_dt (void **plugin_mem_p, const u32 fib_index,
89 const u32 local_fib_index, const u32 type)
91 srv6_end_gtp6_dt_param_t *ls_mem;
92 ls_mem = clib_mem_alloc (sizeof *ls_mem);
93 clib_memset (ls_mem, 0, sizeof *ls_mem);
94 *plugin_mem_p = ls_mem;
96 ls_mem->fib4_index = fib_table_find (FIB_PROTOCOL_IP4, fib_index);
97 ls_mem->fib6_index = fib_table_find (FIB_PROTOCOL_IP6, fib_index);
99 if (type == SRV6_GTP6_DT6 || type == SRV6_GTP6_DT46)
101 ls_mem->local_fib_index =
102 fib_table_find (FIB_PROTOCOL_IP6, local_fib_index);
109 clb_unformat_srv6_end_m_gtp6_dt (unformat_input_t * input, va_list * args)
111 void **plugin_mem_p = va_arg (*args, void **);
113 u32 local_fib_index = 0;
116 if (unformat (input, "end.m.gtp6.dt4 fib-table %u", &fib_index))
118 type = SRV6_GTP6_DT4;
120 else if (unformat (input, "end.m.gtp6.dt6 fib-table %u local-fib-table %u",
121 &fib_index, &local_fib_index))
123 type = SRV6_GTP6_DT6;
125 else if (unformat (input, "end.m.gtp6.dt46 fib-table %u local-fib-table %u",
126 &fib_index, &local_fib_index))
128 type = SRV6_GTP6_DT46;
134 alloc_param_srv6_end_m_gtp6_dt (plugin_mem_p, fib_index, local_fib_index,
140 clb_creation_srv6_end_m_gtp6_dt (ip6_sr_localsid_t * localsid)
146 clb_removal_srv6_end_m_gtp6_dt (ip6_sr_localsid_t * localsid)
148 srv6_end_gtp6_dt_param_t *ls_mem;
150 ls_mem = localsid->plugin_mem;
152 clib_mem_free (ls_mem);
157 static clib_error_t *
158 srv6_end_m_gtp6_dt_init (vlib_main_t * vm)
160 srv6_end_main_v6_dt_t *sm = &srv6_end_main_v6_dt;
166 sm->vnet_main = vnet_get_main ();
168 node = vlib_get_node_by_name (vm, (u8 *) "srv6-end-m-gtp6-dt");
169 sm->end_m_gtp6_dt_node_index = node->index;
171 node = vlib_get_node_by_name (vm, (u8 *) "error-drop");
172 sm->error_node_index = node->index;
174 dpo_type = dpo_register_new_type (&dpo_vft, dpo_nodes);
176 rc = sr_localsid_register_function (vm, fn_name, keyword_str, def_str, param_str, 128, //prefix len
178 clb_format_srv6_end_m_gtp6_dt,
179 clb_unformat_srv6_end_m_gtp6_dt,
180 clb_creation_srv6_end_m_gtp6_dt,
181 clb_removal_srv6_end_m_gtp6_dt);
183 clib_error_return (0, "SRv6 Endpoint GTP6.DT LocalSID function"
184 "couldn't be registered");
189 VNET_FEATURE_INIT (srv6_end_m_gtp6_dt, static) =
191 .arc_name = "ip6-unicast",
192 .node_name = "srv6-end-m-gtp6-dt",
196 VLIB_INIT_FUNCTION (srv6_end_m_gtp6_dt_init);
200 * fd.io coding-style-patch-verification: ON
203 * eval: (c-set-style "gnu")