diff options
Diffstat (limited to 'src/vnet/bonding/bond_api.c')
| -rw-r--r-- | src/vnet/bonding/bond_api.c | 328 |
1 files changed, 328 insertions, 0 deletions
diff --git a/src/vnet/bonding/bond_api.c b/src/vnet/bonding/bond_api.c new file mode 100644 index 00000000000..02536e966a1 --- /dev/null +++ b/src/vnet/bonding/bond_api.c @@ -0,0 +1,328 @@ +/* + *------------------------------------------------------------------ + * 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: + */ |