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.
18 #include <vnet/vnet.h>
19 #include <vnet/plugin/plugin.h>
20 #include <abf/abf_policy.h>
21 #include <abf/abf_itf_attach.h>
22 #include <vnet/mpls/mpls_types.h>
23 #include <vnet/fib/fib_path_list.h>
24 #include <vnet/fib/fib_api.h>
26 #include <vpp/app/version.h>
28 #include <vlibapi/api.h>
29 #include <vlibmemory/api.h>
31 /* define message IDs */
32 #include <vnet/format_fns.h>
33 #include <abf/abf.api_enum.h>
34 #include <abf/abf.api_types.h>
37 * Base message ID fot the plugin
39 static u32 abf_base_msg_id;
41 #include <vlibapi/api_helper_macros.h>
44 vl_api_abf_plugin_get_version_t_handler (vl_api_abf_plugin_get_version_t * mp)
46 vl_api_abf_plugin_get_version_reply_t *rmp;
47 vl_api_registration_t *rp;
49 rp = vl_api_client_index_to_registration (mp->client_index);
53 rmp = vl_msg_api_alloc (sizeof (*rmp));
55 ntohs (VL_API_ABF_PLUGIN_GET_VERSION_REPLY + abf_base_msg_id);
56 rmp->context = mp->context;
57 rmp->major = htonl (ABF_PLUGIN_VERSION_MAJOR);
58 rmp->minor = htonl (ABF_PLUGIN_VERSION_MINOR);
60 vl_api_send_msg (rp, (u8 *) rmp);
64 vl_api_abf_policy_add_del_t_handler (vl_api_abf_policy_add_del_t * mp)
66 vl_api_abf_policy_add_del_reply_t *rmp;
67 fib_route_path_t *paths = NULL, *path;
71 vec_validate (paths, mp->policy.n_paths - 1);
73 for (pi = 0; pi < mp->policy.n_paths; pi++)
76 rv = fib_api_path_decode (&mp->policy.paths[pi], path);
86 rv = abf_policy_update (ntohl (mp->policy.policy_id),
87 ntohl (mp->policy.acl_index), paths);
91 rv = abf_policy_delete (ntohl (mp->policy.policy_id), paths);
96 REPLY_MACRO (VL_API_ABF_POLICY_ADD_DEL_REPLY + abf_base_msg_id);
100 vl_api_abf_itf_attach_add_del_t_handler (vl_api_abf_itf_attach_add_del_t * mp)
102 vl_api_abf_itf_attach_add_del_reply_t *rmp;
103 fib_protocol_t fproto = (mp->attach.is_ipv6 ?
104 FIB_PROTOCOL_IP6 : FIB_PROTOCOL_IP4);
109 abf_itf_attach (fproto,
110 ntohl (mp->attach.policy_id),
111 ntohl (mp->attach.priority),
112 ntohl (mp->attach.sw_if_index));
116 abf_itf_detach (fproto,
117 ntohl (mp->attach.policy_id),
118 ntohl (mp->attach.sw_if_index));
121 REPLY_MACRO (VL_API_ABF_ITF_ATTACH_ADD_DEL_REPLY + abf_base_msg_id);
124 typedef struct abf_dump_walk_ctx_t_
126 vl_api_registration_t *rp;
128 } abf_dump_walk_ctx_t;
131 abf_policy_send_details (u32 api, void *args)
133 fib_path_encode_ctx_t walk_ctx = {
136 vl_api_abf_policy_details_t *mp;
137 abf_dump_walk_ctx_t *ctx;
138 fib_route_path_t *rpath;
139 vl_api_fib_path_t *fp;
145 ap = abf_policy_get (api);
146 n_paths = fib_path_list_get_n_paths (ap->ap_pl);
147 msg_size = sizeof (*mp) + sizeof (mp->policy.paths[0]) * n_paths;
149 mp = vl_msg_api_alloc (msg_size);
150 clib_memset (mp, 0, msg_size);
151 mp->_vl_msg_id = ntohs (VL_API_ABF_POLICY_DETAILS + abf_base_msg_id);
153 /* fill in the message */
154 mp->context = ctx->context;
155 mp->policy.n_paths = n_paths;
156 mp->policy.acl_index = htonl (ap->ap_acl);
157 mp->policy.policy_id = htonl (ap->ap_id);
159 fib_path_list_walk_w_ext (ap->ap_pl, NULL, fib_path_encode, &walk_ctx);
161 fp = mp->policy.paths;
162 vec_foreach (rpath, walk_ctx.rpaths)
164 fib_api_path_encode (rpath, fp);
168 vl_api_send_msg (ctx->rp, (u8 *) mp);
170 vec_free (walk_ctx.rpaths);
176 vl_api_abf_policy_dump_t_handler (vl_api_abf_policy_dump_t * mp)
178 vl_api_registration_t *rp;
180 rp = vl_api_client_index_to_registration (mp->client_index);
184 abf_dump_walk_ctx_t ctx = {
186 .context = mp->context,
189 abf_policy_walk (abf_policy_send_details, &ctx);
193 abf_itf_attach_send_details (u32 aiai, void *args)
195 vl_api_abf_itf_attach_details_t *mp;
196 abf_dump_walk_ctx_t *ctx;
197 abf_itf_attach_t *aia;
201 aia = abf_itf_attach_get (aiai);
202 ap = abf_policy_get (aia->aia_abf);
204 mp = vl_msg_api_alloc (sizeof (*mp));
205 mp->_vl_msg_id = ntohs (VL_API_ABF_ITF_ATTACH_DETAILS + abf_base_msg_id);
207 mp->context = ctx->context;
208 mp->attach.policy_id = htonl (ap->ap_id);
209 mp->attach.sw_if_index = htonl (aia->aia_sw_if_index);
210 mp->attach.priority = htonl (aia->aia_prio);
211 mp->attach.is_ipv6 = (aia->aia_proto == FIB_PROTOCOL_IP6);
213 vl_api_send_msg (ctx->rp, (u8 *) mp);
219 vl_api_abf_itf_attach_dump_t_handler (vl_api_abf_itf_attach_dump_t * mp)
221 vl_api_registration_t *rp;
223 rp = vl_api_client_index_to_registration (mp->client_index);
227 abf_dump_walk_ctx_t ctx = {
229 .context = mp->context,
232 abf_itf_attach_walk (abf_itf_attach_send_details, &ctx);
235 #include <abf/abf.api.c>
237 static clib_error_t *
238 abf_api_init (vlib_main_t * vm)
240 /* Ask for a correctly-sized block of API message decode slots */
241 abf_base_msg_id = setup_message_id_table ();
246 VLIB_INIT_FUNCTION (abf_api_init);
249 VLIB_PLUGIN_REGISTER () = {
250 .version = VPP_BUILD_VER,
251 .description = "Access Control List (ACL) Based Forwarding",
256 * fd.io coding-style-patch-verification: ON
259 * eval: (c-set-style "gnu")