2 *------------------------------------------------------------------
3 * lacp_api.c - lacp api
5 * Copyright (c) 2017 Cisco and/or its affiliates.
6 * Licensed under the Apache License, Version 2.0 (the "License");
7 * you may not use this file except in compliance with the License.
8 * You may obtain a copy of the License at:
10 * http://www.apache.org/licenses/LICENSE-2.0
12 * Unless required by applicable law or agreed to in writing, software
13 * distributed under the License is distributed on an "AS IS" BASIS,
14 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15 * See the License for the specific language governing permissions and
16 * limitations under the License.
17 *------------------------------------------------------------------
20 #include <vlib/vlib.h>
21 #include <vnet/ethernet/ethernet.h>
22 #include <vlib/unix/unix.h>
23 #include <lacp/node.h>
25 #include <vlibapi/api.h>
26 #include <vlibmemory/api.h>
29 /* define message IDs */
30 #include <lacp/lacp_msg_enum.h>
32 /* define message structures */
34 #include <lacp/lacp_all_api_h.h>
37 /* define generated endian-swappers */
39 #include <lacp/lacp_all_api_h.h>
42 /* instantiate all the print functions we know about */
43 #define vl_print(handle, ...) vlib_cli_output (handle, __VA_ARGS__)
45 #include <lacp/lacp_all_api_h.h>
48 /* Get the API version number */
49 #define vl_api_version(n,v) static u32 api_version=(v);
50 #include <lacp/lacp_all_api_h.h>
54 * A handy macro to set up a message reply.
55 * Assumes that the following variables are available:
56 * mp - pointer to request message
57 * rmp - pointer to reply message type
60 #define REPLY_MACRO(t) \
63 vl_api_client_index_to_input_queue (mp->client_index); \
67 rmp = vl_msg_api_alloc (sizeof (*rmp)); \
68 rmp->_vl_msg_id = htons ((t)+lm->msg_id_base); \
69 rmp->context = mp->context; \
70 rmp->retval = htonl (rv); \
72 vl_msg_api_send_shmem (q, (u8 *)&rmp); \
75 #define REPLY_MACRO2(t, body) \
78 vl_api_client_index_to_input_queue (mp->client_index); \
82 rmp = vl_msg_api_alloc (sizeof (*rmp)); \
83 rmp->_vl_msg_id = htons ((t)+lm->msg_id_base); \
84 rmp->context = mp->context; \
85 rmp->retval = htonl (rv); \
86 do {body;} while (0); \
87 vl_msg_api_send_shmem (q, (u8 *)&rmp); \
90 #define foreach_lacp_plugin_api_msg \
91 _(SW_INTERFACE_LACP_DUMP, sw_interface_lacp_dump)
94 lacp_send_sw_interface_details (vl_api_registration_t * reg,
95 lacp_interface_details_t * lacp_if,
98 lacp_main_t *lm = &lacp_main;
99 vl_api_sw_interface_lacp_details_t *mp;
101 mp = vl_msg_api_alloc (sizeof (*mp));
102 clib_memset (mp, 0, sizeof (*mp));
103 mp->_vl_msg_id = htons (VL_API_SW_INTERFACE_LACP_DETAILS + lm->msg_id_base);
104 mp->sw_if_index = htonl (lacp_if->sw_if_index);
106 /* These fields in network order already */
107 mp->actor_system_priority = lacp_if->actor_system_priority;
108 mp->actor_key = lacp_if->actor_key;
109 mp->actor_port_priority = lacp_if->actor_port_priority;
110 mp->actor_port_number = lacp_if->actor_port_number;
111 mp->actor_state = lacp_if->actor_state;
112 clib_memcpy (mp->actor_system, lacp_if->actor_system, 6);
113 mp->partner_system_priority = lacp_if->partner_system_priority;
114 mp->partner_key = lacp_if->partner_key;
115 mp->partner_port_priority = lacp_if->partner_port_priority;
116 mp->partner_port_number = lacp_if->partner_port_number;
117 mp->partner_state = lacp_if->partner_state;
119 clib_memcpy (mp->partner_system, lacp_if->partner_system, 6);
120 clib_memcpy (mp->interface_name, lacp_if->interface_name,
121 MIN (ARRAY_LEN (mp->interface_name) - 1,
122 strlen ((const char *) lacp_if->interface_name)));
123 clib_memcpy (mp->bond_interface_name, lacp_if->bond_interface_name,
124 MIN (ARRAY_LEN (mp->bond_interface_name) - 1,
125 strlen ((const char *) lacp_if->bond_interface_name)));
126 mp->rx_state = htonl (lacp_if->rx_state);
127 mp->tx_state = htonl (lacp_if->tx_state);
128 mp->mux_state = htonl (lacp_if->mux_state);
129 mp->ptx_state = htonl (lacp_if->ptx_state);
131 mp->context = context;
132 vl_api_send_msg (reg, (u8 *) mp);
136 * @brief Message handler for lacp_dump API.
137 * @param mp vl_api_lacp_dump_t * mp the api message
140 vl_api_sw_interface_lacp_dump_t_handler (vl_api_sw_interface_lacp_dump_t * mp)
143 vl_api_registration_t *reg;
144 lacp_interface_details_t *lacpifs = NULL;
145 lacp_interface_details_t *lacp_if = NULL;
147 reg = vl_api_client_index_to_registration (mp->client_index);
151 rv = lacp_dump_ifs (&lacpifs);
155 vec_foreach (lacp_if, lacpifs)
157 lacp_send_sw_interface_details (reg, lacp_if, mp->context);
163 #define vl_msg_name_crc_list
164 #include <lacp/lacp_all_api_h.h>
165 #undef vl_msg_name_crc_list
168 setup_message_id_table (lacp_main_t * lm, api_main_t * am)
170 #define _(id,n,crc) \
171 vl_msg_api_add_msg_name_crc (am, #n "_" #crc, id + lm->msg_id_base);
172 foreach_vl_msg_name_crc_lacp;
176 /* Set up the API message handling tables */
178 lacp_plugin_api_hookup (vlib_main_t * vm)
180 lacp_main_t *lm = &lacp_main;
181 api_main_t *am = &api_main;
184 /* Construct the API name */
185 name = format (0, "lacp_%08x%c", api_version, 0);
187 /* Ask for a correctly-sized block of API message decode slots */
188 lm->msg_id_base = vl_msg_api_get_msg_ids
189 ((char *) name, VL_MSG_FIRST_AVAILABLE);
192 vl_msg_api_set_handlers((VL_API_##N + lm->msg_id_base), \
194 vl_api_##n##_t_handler, \
196 vl_api_##n##_t_endian, \
197 vl_api_##n##_t_print, \
198 sizeof(vl_api_##n##_t), 1);
199 foreach_lacp_plugin_api_msg;
203 * Set up the (msg_name, crc, message-id) table
205 setup_message_id_table (lm, am);
212 * fd.io coding-style-patch-verification: ON
215 * eval: (c-set-style "gnu")