Line data    Source code

       1             : /*
       2             :  *------------------------------------------------------------------
       3             :  * lacp_api.c - lacp api
       4             :  *
       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:
       9             :  *
      10             :  *     http://www.apache.org/licenses/LICENSE-2.0
      11             :  *
      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             :  *------------------------------------------------------------------
      18             :  */
      19             : 
      20             : #include <vlib/vlib.h>
      21             : #include <vnet/ethernet/ethernet.h>
      22             : #include <vlib/unix/unix.h>
      23             : #include <lacp/node.h>
      24             : 
      25             : #include <vlibapi/api.h>
      26             : #include <vlibmemory/api.h>
      27             : 
      28             : 
      29             : /* define message IDs */
      30             : #include <vnet/format_fns.h>
      31             : #include <lacp/lacp.api_enum.h>
      32             : #include <lacp/lacp.api_types.h>
      33             : 
      34             : #define FINISH                                                                \
      35             :   vec_add1 (s, 0);                                                            \
      36             :   vlib_cli_output (handle, (char *) s);                                       \
      37             :   vec_free (s);                                                               \
      38             :   return handle;
      39             : 
      40             : #define REPLY_MSG_ID_BASE lm->msg_id_base
      41             : #include <vlibapi/api_helper_macros.h>
      42             : 
      43             : static void
      44          16 : lacp_send_sw_interface_details (vl_api_registration_t * reg,
      45             :                                 lacp_interface_details_t * lacp_if,
      46             :                                 u32 context)
      47             : {
      48          16 :   lacp_main_t *lm = &lacp_main;
      49             :   vl_api_sw_interface_lacp_details_t *mp;
      50             : 
      51          16 :   mp = vl_msg_api_alloc (sizeof (*mp));
      52          16 :   clib_memset (mp, 0, sizeof (*mp));
      53          16 :   mp->_vl_msg_id = htons (VL_API_SW_INTERFACE_LACP_DETAILS + lm->msg_id_base);
      54          16 :   mp->sw_if_index = htonl (lacp_if->sw_if_index);
      55             : 
      56             :   /* These fields in network order already */
      57          16 :   mp->actor_system_priority = lacp_if->actor_system_priority;
      58          16 :   mp->actor_key = lacp_if->actor_key;
      59          16 :   mp->actor_port_priority = lacp_if->actor_port_priority;
      60          16 :   mp->actor_port_number = lacp_if->actor_port_number;
      61          16 :   mp->actor_state = lacp_if->actor_state;
      62          16 :   clib_memcpy (mp->actor_system, lacp_if->actor_system, 6);
      63          16 :   mp->partner_system_priority = lacp_if->partner_system_priority;
      64          16 :   mp->partner_key = lacp_if->partner_key;
      65          16 :   mp->partner_port_priority = lacp_if->partner_port_priority;
      66          16 :   mp->partner_port_number = lacp_if->partner_port_number;
      67          16 :   mp->partner_state = lacp_if->partner_state;
      68             : 
      69          16 :   clib_memcpy (mp->partner_system, lacp_if->partner_system, 6);
      70          16 :   clib_memcpy (mp->interface_name, lacp_if->interface_name,
      71             :                MIN (ARRAY_LEN (mp->interface_name) - 1,
      72             :                     strlen ((const char *) lacp_if->interface_name)));
      73          16 :   clib_memcpy (mp->bond_interface_name, lacp_if->bond_interface_name,
      74             :                MIN (ARRAY_LEN (mp->bond_interface_name) - 1,
      75             :                     strlen ((const char *) lacp_if->bond_interface_name)));
      76          16 :   mp->rx_state = htonl (lacp_if->rx_state);
      77          16 :   mp->tx_state = htonl (lacp_if->tx_state);
      78          16 :   mp->mux_state = htonl (lacp_if->mux_state);
      79          16 :   mp->ptx_state = htonl (lacp_if->ptx_state);
      80             : 
      81          16 :   mp->context = context;
      82          16 :   vl_api_send_msg (reg, (u8 *) mp);
      83          16 : }
      84             : 
      85             : /**
      86             :  * @brief Message handler for lacp_dump API.
      87             :  * @param mp vl_api_lacp_dump_t * mp the api message
      88             :  */
      89             : void
      90           4 : vl_api_sw_interface_lacp_dump_t_handler (vl_api_sw_interface_lacp_dump_t * mp)
      91             : {
      92             :   int rv;
      93             :   vl_api_registration_t *reg;
      94           4 :   lacp_interface_details_t *lacpifs = NULL;
      95           4 :   lacp_interface_details_t *lacp_if = NULL;
      96             : 
      97           4 :   reg = vl_api_client_index_to_registration (mp->client_index);
      98           4 :   if (!reg)
      99           0 :     return;
     100             : 
     101           4 :   rv = lacp_dump_ifs (&lacpifs);
     102           4 :   if (rv)
     103           0 :     return;
     104             : 
     105          20 :   vec_foreach (lacp_if, lacpifs)
     106             :   {
     107          16 :     lacp_send_sw_interface_details (reg, lacp_if, mp->context);
     108             :   }
     109             : 
     110           4 :   vec_free (lacpifs);
     111             : }
     112             : 
     113             : /* Set up the API message handling tables */
     114             : #include <lacp/lacp.api.c>
     115             : clib_error_t *
     116         575 : lacp_plugin_api_hookup (vlib_main_t * vm)
     117             : {
     118         575 :   lacp_main_t *lm = &lacp_main;
     119         575 :   api_main_t *am = vlibapi_get_main ();
     120             : 
     121             :   /* Ask for a correctly-sized block of API message decode slots */
     122         575 :   lm->msg_id_base = setup_message_id_table ();
     123             : 
     124             :   /* Mark these APIs as mp safe */
     125         575 :   vl_api_set_msg_thread_safe (
     126         575 :     am, lm->msg_id_base + VL_API_SW_INTERFACE_LACP_DUMP, 1);
     127             : 
     128         575 :   return 0;
     129             : }
     130             : 
     131             : /*
     132             :  * fd.io coding-style-patch-verification: ON
     133             :  *
     134             :  * Local Variables:
     135             :  * eval: (c-set-style "gnu")
     136             :  * End:
     137             :  */