2 * Copyright (c) 2016 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 *------------------------------------------------------------------
17 * vxlan_gpe_api.c - iOAM VxLAN-GPE related APIs to create
18 * and maintain profiles
19 *------------------------------------------------------------------
22 #include <vnet/vnet.h>
23 #include <vnet/plugin/plugin.h>
24 #include <ioam/lib-vxlan-gpe/vxlan_gpe_ioam.h>
25 #include <vlibapi/api_helper_macros.h>
26 #include <vlibapi/api.h>
27 #include <vlibmemory/api.h>
28 #include <vnet/format_fns.h>
29 #include <vnet/ip/ip_types_api.h>
31 /* define message IDs */
32 #include <ioam/lib-vxlan-gpe/ioam_vxlan_gpe.api_enum.h>
33 #include <ioam/lib-vxlan-gpe/ioam_vxlan_gpe.api_types.h>
35 static void vl_api_vxlan_gpe_ioam_enable_t_handler
36 (vl_api_vxlan_gpe_ioam_enable_t * mp)
39 vl_api_vxlan_gpe_ioam_enable_reply_t *rmp;
42 /* Ignoring the profile id as currently a single profile
45 vxlan_gpe_ioam_enable (mp->trace_enable, mp->pow_enable, mp->trace_ppc);
48 clib_error_report (error);
49 rv = clib_error_get_code (error);
52 REPLY_MACRO (VL_API_VXLAN_GPE_IOAM_ENABLE_REPLY);
55 static void vl_api_vxlan_gpe_ioam_disable_t_handler
56 (vl_api_vxlan_gpe_ioam_disable_t * mp)
59 vl_api_vxlan_gpe_ioam_disable_reply_t *rmp;
62 /* Ignoring the profile id as currently a single profile
64 error = vxlan_gpe_ioam_disable (0, 0, 0);
67 clib_error_report (error);
68 rv = clib_error_get_code (error);
71 REPLY_MACRO (VL_API_VXLAN_GPE_IOAM_DISABLE_REPLY);
74 static void vl_api_vxlan_gpe_ioam_vni_enable_t_handler
75 (vl_api_vxlan_gpe_ioam_vni_enable_t * mp)
78 vl_api_vxlan_gpe_ioam_vni_enable_reply_t *rmp;
80 vxlan4_gpe_tunnel_key_t key4;
82 vxlan_gpe_main_t *gm = &vxlan_gpe_main;
83 vxlan_gpe_tunnel_t *t = 0;
84 vxlan_gpe_ioam_main_t *hm = &vxlan_gpe_ioam_main;
88 if (clib_net_to_host_u32 (mp->local.af) == ADDRESS_IP4 &&
89 clib_net_to_host_u32 (mp->remote.af) == ADDRESS_IP4)
91 clib_memcpy (&key4.local, &mp->local.un.ip4, sizeof (key4.local));
92 clib_memcpy (&key4.remote, &mp->remote.un.ip4, sizeof (key4.remote));
93 vni = clib_net_to_host_u32 (mp->vni);
94 key4.vni = clib_host_to_net_u32 (vni << 8);
97 p = hash_get_mem (gm->vxlan4_gpe_tunnel_by_key, &key4);
107 t = pool_elt_at_index (gm->tunnels, p[0]);
109 error = vxlan_gpe_ioam_set (t, hm->has_trace_option,
111 hm->has_ppc_option, 0 /* is_ipv6 */ );
116 clib_error_report (error);
117 rv = clib_error_get_code (error);
120 REPLY_MACRO (VL_API_VXLAN_GPE_IOAM_VNI_ENABLE_REPLY);
124 static void vl_api_vxlan_gpe_ioam_vni_disable_t_handler
125 (vl_api_vxlan_gpe_ioam_vni_disable_t * mp)
128 vl_api_vxlan_gpe_ioam_vni_enable_reply_t *rmp;
130 vxlan4_gpe_tunnel_key_t key4;
132 vxlan_gpe_main_t *gm = &vxlan_gpe_main;
133 vxlan_gpe_tunnel_t *t = 0;
137 if (clib_net_to_host_u32 (mp->local.af) == ADDRESS_IP4 &&
138 clib_net_to_host_u32 (mp->remote.af) == ADDRESS_IP4)
140 clib_memcpy (&key4.local, &mp->local, sizeof (key4.local));
141 clib_memcpy (&key4.remote, &mp->remote, sizeof (key4.remote));
142 vni = clib_net_to_host_u32 (mp->vni);
143 key4.vni = clib_host_to_net_u32 (vni << 8);
146 p = hash_get_mem (gm->vxlan4_gpe_tunnel_by_key, &key4);
156 t = pool_elt_at_index (gm->tunnels, p[0]);
158 error = vxlan_gpe_ioam_clear (t, 0, 0, 0, 0);
163 clib_error_report (error);
164 rv = clib_error_get_code (error);
168 REPLY_MACRO (VL_API_VXLAN_GPE_IOAM_VNI_DISABLE_REPLY);
171 static void vl_api_vxlan_gpe_ioam_transit_enable_t_handler
172 (vl_api_vxlan_gpe_ioam_transit_enable_t * mp)
175 vl_api_vxlan_gpe_ioam_transit_enable_reply_t *rmp;
176 vxlan_gpe_ioam_main_t *sm = &vxlan_gpe_ioam_main;
177 ip46_address_t dst_addr;
179 ip_address_decode (&mp->dst_addr, &dst_addr);
180 bool is_ip6 = clib_net_to_host_u32 (mp->dst_addr.af) == ADDRESS_IP6;
181 rv = vxlan_gpe_enable_disable_ioam_for_dest (sm->vlib_main,
183 ntohl (mp->outer_fib_index),
184 is_ip6, 1 /* is_add */ );
186 REPLY_MACRO (VL_API_VXLAN_GPE_IOAM_TRANSIT_ENABLE_REPLY);
189 static void vl_api_vxlan_gpe_ioam_transit_disable_t_handler
190 (vl_api_vxlan_gpe_ioam_transit_disable_t * mp)
193 vl_api_vxlan_gpe_ioam_transit_disable_reply_t *rmp;
194 vxlan_gpe_ioam_main_t *sm = &vxlan_gpe_ioam_main;
195 ip46_address_t dst_addr;
197 ip_address_decode (&mp->dst_addr, &dst_addr);
198 bool is_ip6 = clib_net_to_host_u32 (mp->dst_addr.af) == ADDRESS_IP6;
199 rv = vxlan_gpe_ioam_disable_for_dest (sm->vlib_main,
201 ntohl (mp->outer_fib_index), is_ip6);
202 REPLY_MACRO (VL_API_VXLAN_GPE_IOAM_TRANSIT_DISABLE_REPLY);
205 #include <ioam/lib-vxlan-gpe/ioam_vxlan_gpe.api.c>
206 static clib_error_t *
207 vxlan_gpe_init (vlib_main_t * vm)
209 vxlan_gpe_ioam_main_t *sm = &vxlan_gpe_ioam_main;
210 u32 encap_node_index = vxlan_gpe_encap_ioam_v4_node.index;
211 u32 decap_node_index = vxlan_gpe_decap_ioam_v4_node.index;
212 vlib_node_t *vxlan_gpe_encap_node = NULL;
213 vlib_node_t *vxlan_gpe_decap_node = NULL;
217 sm->vnet_main = vnet_get_main ();
218 sm->unix_time_0 = (u32) time (0); /* Store starting time */
219 sm->vlib_time_0 = vlib_time_now (vm);
221 /* Ask for a correctly-sized block of API message decode slots */
222 sm->msg_id_base = setup_message_id_table ();
224 /* Hook the ioam-encap node to vxlan-gpe-encap */
225 vxlan_gpe_encap_node = vlib_get_node_by_name (vm, (u8 *) "vxlan-gpe-encap");
226 sm->encap_v4_next_node =
227 vlib_node_add_next (vm, vxlan_gpe_encap_node->index, encap_node_index);
229 vxlan_gpe_decap_node =
230 vlib_get_node_by_name (vm, (u8 *) "vxlan4-gpe-input");
232 vlib_node_add_next (vm, vxlan_gpe_decap_node->index, decap_node_index);
233 vxlan_gpe_register_decap_protocol (VXLAN_GPE_PROTOCOL_IOAM, next_node);
235 vec_new (vxlan_gpe_ioam_sw_interface_t, pool_elts (sm->sw_interfaces));
236 sm->dst_by_ip4 = hash_create_mem (0, sizeof (fib_prefix_t), sizeof (uword));
238 sm->dst_by_ip6 = hash_create_mem (0, sizeof (fib_prefix_t), sizeof (uword));
240 vxlan_gpe_ioam_interface_init ();
245 VLIB_INIT_FUNCTION (vxlan_gpe_init);
248 * fd.io coding-style-patch-verification: ON
251 * eval: (c-set-style "gnu")