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/*
*------------------------------------------------------------------
* bond_api.c - vnet bonding device driver API support
*
* Copyright (c) 2017 Cisco and/or its affiliates.
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at:
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*------------------------------------------------------------------
*/
#include <vnet/vnet.h>
#include <vlibmemory/api.h>
#include <vnet/interface.h>
#include <vnet/api_errno.h>
#include <vnet/ethernet/ethernet.h>
#include <vnet/vnet_msg_enum.h>
#define vl_typedefs /* define message structures */
#include <vnet/vnet_all_api_h.h>
#undef vl_typedefs
#define vl_endianfun /* define message structures */
#include <vnet/vnet_all_api_h.h>
#undef vl_endianfun
/* instantiate all the print functions we know about */
#define vl_print(handle, ...) vlib_cli_output (handle, __VA_ARGS__)
#define vl_printfun
#include <vnet/vnet_all_api_h.h>
#undef vl_printfun
#include <vlibapi/api_helper_macros.h>
#include <vnet/bonding/node.h>
#define foreach_bond_api_msg \
_(BOND_CREATE, bond_create) \
_(BOND_DELETE, bond_delete) \
_(BOND_ENSLAVE, bond_enslave) \
_(BOND_DETACH_SLAVE, bond_detach_slave) \
_(SW_INTERFACE_BOND_DUMP, sw_interface_bond_dump)\
_(SW_INTERFACE_SLAVE_DUMP, sw_interface_slave_dump)
static void
bond_send_sw_interface_event_deleted (vpe_api_main_t * am,
unix_shared_memory_queue_t * q,
u32 sw_if_index)
{
vl_api_sw_interface_event_t *mp;
mp = vl_msg_api_alloc (sizeof (*mp));
memset (mp, 0, sizeof (*mp));
mp->_vl_msg_id = ntohs (VL_API_SW_INTERFACE_EVENT);
mp->sw_if_index = ntohl (sw_if_index);
mp->admin_up_down = 0;
mp->link_up_down = 0;
mp->deleted = 1;
vl_msg_api_send_shmem (q, (u8 *) & mp);
}
static void
vl_api_bond_delete_t_handler (vl_api_bond_delete_t * mp)
{
vlib_main_t *vm = vlib_get_main ();
int rv;
vpe_api_main_t *vam = &vpe_api_main;
vl_api_bond_delete_reply_t *rmp;
unix_shared_memory_queue_t *q;
u32 sw_if_index = ntohl (mp->sw_if_index);
rv = bond_delete_if (vm, sw_if_index);
q = vl_api_client_index_to_input_queue (mp->client_index);
if (!q)
return;
rmp = vl_msg_api_alloc (sizeof (*rmp));
rmp->_vl_msg_id = ntohs (VL_API_BOND_DELETE_REPLY);
rmp->context = mp->context;
rmp->retval = ntohl (rv);
vl_msg_api_send_shmem (q, (u8 *) & rmp);
if (!rv)
bond_send_sw_interface_event_deleted (vam, q, sw_if_index);
}
static void
vl_api_bond_create_t_handler (vl_api_bond_create_t * mp)
{
vlib_main_t *vm = vlib_get_main ();
vl_api_bond_create_reply_t *rmp;
unix_shared_memory_queue_t *q;
bond_create_if_args_t _a, *ap = &_a;
memset (ap, 0, sizeof (*ap));
if (mp->use_custom_mac)
{
clib_memcpy (ap->hw_addr, mp->mac_address, 6);
ap->hw_addr_set = 1;
}
ap->mode = mp->mode;
ap->lb = mp->lb;
bond_create_if (vm, ap);
q = vl_api_client_index_to_input_queue (mp->client_index);
if (!q)
return;
if (ap->rv != 0)
return;
rmp = vl_msg_api_alloc (sizeof (*rmp));
rmp->_vl_msg_id = ntohs (VL_API_BOND_CREATE_REPLY);
rmp->context = mp->context;
rmp->retval = ntohl (ap->rv);
rmp->sw_if_index = ntohl (ap->sw_if_index);
vl_msg_api_send_shmem (q, (u8 *) & rmp);
}
static void
vl_api_bond_enslave_t_handler (vl_api_bond_enslave_t * mp)
{
vlib_main_t *vm = vlib_get_main ();
vl_api_bond_enslave_reply_t *rmp;
unix_shared_memory_queue_t *q;
bond_enslave_args_t _a, *ap = &_a;
memset (ap, 0, sizeof (*ap));
ap->group = ntohl (mp->bond_sw_if_index);
ap->slave = ntohl (mp->sw_if_index);
ap->is_passive = mp->is_passive;
ap->is_long_timeout = mp->is_long_timeout;
bond_enslave (vm, ap);
q = vl_api_client_index_to_input_queue (mp->client_index);
if (!q)
return;
rmp = vl_msg_api_alloc (sizeof (*rmp));
rmp->_vl_msg_id = ntohs (VL_API_BOND_ENSLAVE_REPLY);
rmp->context = mp->context;
rmp->retval = ntohl (ap->rv);
vl_msg_api_send_shmem (q, (u8 *) & rmp);
}
static void
vl_api_bond_detach_slave_t_handler (vl_api_bond_detach_slave_t * mp)
{
vlib_main_t *vm = vlib_get_main ();
vl_api_bond_detach_slave_reply_t *rmp;
unix_shared_memory_queue_t *q;
bond_detach_slave_args_t _a, *ap = &_a;
memset (ap, 0, sizeof (*ap));
ap->slave = ntohl (mp->sw_if_index);
bond_detach_slave (vm, ap);
q = vl_api_client_index_to_input_queue (mp->client_index);
if (!q)
return;
rmp = vl_msg_api_alloc (sizeof (*rmp));
rmp->_vl_msg_id = ntohs (VL_API_BOND_DETACH_SLAVE_REPLY);
rmp->context = mp->context;
rmp->retval = htonl (ap->rv);
vl_msg_api_send_shmem (q, (u8 *) & rmp);
}
static void
bond_send_sw_interface_details (vpe_api_main_t * am,
vl_api_registration_t * reg,
bond_interface_details_t * bond_if,
u32 context)
{
vl_api_sw_interface_bond_details_t *mp;
mp = vl_msg_api_alloc (sizeof (*mp));
memset (mp, 0, sizeof (*mp));
mp->_vl_msg_id = htons (VL_API_SW_INTERFACE_BOND_DETAILS);
mp->sw_if_index = htonl (bond_if->sw_if_index);
clib_memcpy (mp->interface_name, bond_if->interface_name,
MIN (ARRAY_LEN (mp->interface_name) - 1,
strlen ((const char *) bond_if->interface_name)));
mp->mode = bond_if->mode;
mp->lb = bond_if->lb;
mp->active_slaves = htonl (bond_if->active_slaves);
mp->slaves = htonl (bond_if->slaves);
mp->context = context;
vl_api_send_msg (reg, (u8 *) mp);
}
static void
vl_api_sw_interface_bond_dump_t_handler (vl_api_sw_interface_bond_dump_t * mp)
{
int rv;
vpe_api_main_t *am = &vpe_api_main;
vl_api_registration_t *reg;
bond_interface_details_t *bondifs = NULL;
bond_interface_details_t *bond_if = NULL;
reg = vl_api_client_index_to_registration (mp->client_index);
if (!reg)
return;
rv = bond_dump_ifs (&bondifs);
if (rv)
return;
vec_foreach (bond_if, bondifs)
{
bond_send_sw_interface_details (am, reg, bond_if, mp->context);
}
vec_free (bondifs);
}
static void
bond_send_sw_interface_slave_details (vpe_api_main_t * am,
vl_api_registration_t * reg,
slave_interface_details_t * slave_if,
u32 context)
{
vl_api_sw_interface_slave_details_t *mp;
mp = vl_msg_api_alloc (sizeof (*mp));
memset (mp, 0, sizeof (*mp));
mp->_vl_msg_id = htons (VL_API_SW_INTERFACE_SLAVE_DETAILS);
mp->sw_if_index = htonl (slave_if->sw_if_index);
clib_memcpy (mp->interface_name, slave_if->interface_name,
MIN (ARRAY_LEN (mp->interface_name) - 1,
strlen ((const char *) slave_if->interface_name)));
mp->is_passive = slave_if->is_passive;
mp->is_long_timeout = slave_if->is_long_timeout;
mp->context = context;
vl_api_send_msg (reg, (u8 *) mp);
}
static void
vl_api_sw_interface_slave_dump_t_handler (vl_api_sw_interface_slave_dump_t *
mp)
{
int rv;
vpe_api_main_t *am = &vpe_api_main;
vl_api_registration_t *reg;
slave_interface_details_t *slaveifs = NULL;
slave_interface_details_t *slave_if = NULL;
reg = vl_api_client_index_to_registration (mp->client_index);
if (!reg)
return;
rv = bond_dump_slave_ifs (&slaveifs, ntohl (mp->sw_if_index));
if (rv)
return;
vec_foreach (slave_if, slaveifs)
{
bond_send_sw_interface_slave_details (am, reg, slave_if, mp->context);
}
vec_free (slaveifs);
}
#define vl_msg_name_crc_list
#include <vnet/vnet_all_api_h.h>
#undef vl_msg_name_crc_list
static void
bond_setup_message_id_table (api_main_t * am)
{
#define _(id,n,crc) vl_msg_api_add_msg_name_crc (am, #n "_" #crc, id);
foreach_vl_msg_name_crc_bond;
#undef _
}
static clib_error_t *
bond_api_hookup (vlib_main_t * vm)
{
api_main_t *am = &api_main;
#define _(N,n) \
vl_msg_api_set_handlers(VL_API_##N, #n, \
vl_api_##n##_t_handler, \
vl_noop_handler, \
vl_api_##n##_t_endian, \
vl_api_##n##_t_print, \
sizeof(vl_api_##n##_t), 1);
foreach_bond_api_msg;
#undef _
/*
* Set up the (msg_name, crc, message-id) table
*/
bond_setup_message_id_table (am);
return 0;
}
VLIB_API_INIT_FUNCTION (bond_api_hookup);
/*
* fd.io coding-style-patch-verification: ON
*
* Local Variables:
* eval: (c-set-style "gnu")
* End:
*/
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