From 6899a30bd70f219cfd182dfb0e9ac96faf5d9892 Mon Sep 17 00:00:00 2001 From: Pavel Kotucek Date: Thu, 8 Jun 2017 08:46:10 +0200 Subject: P2P Ethernet - API API for P2P Ethernet feature Change-Id: Id0280f42b9ce2428262e79c4dc309595037cd10e Signed-off-by: Pavel Kotucek --- src/vnet/ethernet/p2p_ethernet.api | 49 ++++++++++++++ src/vnet/ethernet/p2p_ethernet.c | 102 ++++++++++++++++++++++++++++ src/vnet/ethernet/p2p_ethernet.h | 23 +++++++ src/vnet/ethernet/p2p_ethernet_api.c | 128 +++++++++++++++++++++++++++++++++++ 4 files changed, 302 insertions(+) create mode 100644 src/vnet/ethernet/p2p_ethernet.api create mode 100644 src/vnet/ethernet/p2p_ethernet.c create mode 100644 src/vnet/ethernet/p2p_ethernet.h create mode 100644 src/vnet/ethernet/p2p_ethernet_api.c (limited to 'src/vnet/ethernet') diff --git a/src/vnet/ethernet/p2p_ethernet.api b/src/vnet/ethernet/p2p_ethernet.api new file mode 100644 index 00000000000..72a734237d5 --- /dev/null +++ b/src/vnet/ethernet/p2p_ethernet.api @@ -0,0 +1,49 @@ +/* + * Copyright (c) 2015-2016 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. + */ + +define p2p_ethernet_add +{ + u32 client_index; + u32 context; + u32 parent_if_index; + u8 remote_mac[6]; +}; + +define p2p_ethernet_add_reply +{ + u32 context; + i32 retval; + u32 sw_if_index; +}; + +define p2p_ethernet_del +{ + u32 client_index; + u32 context; + u32 parent_if_index; + u8 remote_mac[6]; +}; + +define p2p_ethernet_del_reply +{ + u32 context; + i32 retval; +}; + +/* + * Local Variables: + * eval: (c-set-style "gnu") + * End: + */ \ No newline at end of file diff --git a/src/vnet/ethernet/p2p_ethernet.c b/src/vnet/ethernet/p2p_ethernet.c new file mode 100644 index 00000000000..3c077318b7b --- /dev/null +++ b/src/vnet/ethernet/p2p_ethernet.c @@ -0,0 +1,102 @@ +/* + * p2p_ethernet.c: p2p ethernet + * + * Copyright (c) 2012 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 +#include +#include + +int +p2p_ethernet_add_del (vlib_main_t * vm, u32 parent_if_index, + u8 * client_mac, int is_add) +{ + return 0; +} + +static clib_error_t * +vnet_p2p_ethernet_add_del (vlib_main_t * vm, unformat_input_t * input, + vlib_cli_command_t * cmd) +{ + vnet_main_t *vnm = vnet_get_main (); + + int is_add = 1; + int remote_mac = 0; + u32 hw_if_index = ~0; + u8 client_mac[6]; + + while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT) + { + if (unformat + (input, "%U", unformat_vnet_hw_interface, vnm, &hw_if_index)) + ; + else if (unformat (input, "%U", unformat_ethernet_address, &client_mac)) + remote_mac = 1; + else if (unformat (input, "del")) + is_add = 0; + else + break; + } + + if (hw_if_index == ~0) + return clib_error_return (0, "Please specify parent interface ..."); + if (!remote_mac) + return clib_error_return (0, "Please specify client MAC address ..."); + + u32 rv; + rv = p2p_ethernet_add_del (vm, hw_if_index, client_mac, is_add); + switch (rv) + { + case VNET_API_ERROR_BOND_SLAVE_NOT_ALLOWED: + return clib_error_return (0, + "not allowed as parent interface belongs to a BondEthernet interface"); + case -1: + return clib_error_return (0, + "p2p ethernet for given parent interface and client mac already exists"); + case -2: + return clib_error_return (0, + "couldn't create p2p ethernet subinterface"); + case -3: + return clib_error_return (0, + "p2p ethernet for given parent interface and client mac doesn't exist"); + default: + break; + } + return 0; +} + +/* *INDENT-OFF* */ +VLIB_CLI_COMMAND (p2p_ethernet_add_del_command, static) = +{ + .path = "p2p_ethernet ", + .function = vnet_p2p_ethernet_add_del, + .short_help = "p2p_ethernet [del]",}; +/* *INDENT-ON* */ + +static clib_error_t * +p2p_ethernet_init (vlib_main_t * vm) +{ + return 0; +} + +VLIB_INIT_FUNCTION (p2p_ethernet_init); + +/* + * fd.io coding-style-patch-verification: ON + * + * Local Variables: + * eval: (c-set-style "gnu") + * End: + */ diff --git a/src/vnet/ethernet/p2p_ethernet.h b/src/vnet/ethernet/p2p_ethernet.h new file mode 100644 index 00000000000..31b93d829fb --- /dev/null +++ b/src/vnet/ethernet/p2p_ethernet.h @@ -0,0 +1,23 @@ +/* + * Copyright (c) 2015 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. + */ +#ifndef included_vnet_p2p_ethernet_h +#define included_vnet_p2p_ethernet_h + +#include +#include + +int p2p_ethernet_add_del (vlib_main_t * vm, u32 parent_if_index, u8 * client_mac, int is_add); + +#endif /* included_vnet_p2p_ethernet_h */ diff --git a/src/vnet/ethernet/p2p_ethernet_api.c b/src/vnet/ethernet/p2p_ethernet_api.c new file mode 100644 index 00000000000..1d9eaeb0286 --- /dev/null +++ b/src/vnet/ethernet/p2p_ethernet_api.c @@ -0,0 +1,128 @@ +/* + *------------------------------------------------------------------ + * p2p_ethernet_api.c - p2p ethernet api + * + * Copyright (c) 2016 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 +#include + +#include +#include + +#define vl_typedefs /* define message structures */ +#include +#undef vl_typedefs + +#define vl_endianfun /* define message structures */ +#include +#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 +#undef vl_printfun + +#include + +#define foreach_vpe_api_msg \ +_(P2P_ETHERNET_ADD, p2p_ethernet_add) \ +_(P2P_ETHERNET_DEL, p2p_ethernet_del) + +void +vl_api_p2p_ethernet_add_t_handler (vl_api_p2p_ethernet_add_t * mp) +{ + vl_api_p2p_ethernet_add_reply_t *rmp; + vlib_main_t *vm = vlib_get_main (); + int rv; + + u32 parent_if_index = htonl (mp->parent_if_index); + u8 remote_mac[6]; + + clib_memcpy (remote_mac, mp->remote_mac, 6); + rv = p2p_ethernet_add_del (vm, parent_if_index, remote_mac, 1); + + REPLY_MACRO (VL_API_P2P_ETHERNET_ADD_REPLY); +} + +void +vl_api_p2p_ethernet_del_t_handler (vl_api_p2p_ethernet_del_t * mp) +{ + vl_api_p2p_ethernet_del_reply_t *rmp; + vlib_main_t *vm = vlib_get_main (); + int rv; + + u32 parent_if_index = htonl (mp->parent_if_index); + u8 remote_mac[6]; + + clib_memcpy (remote_mac, mp->remote_mac, 6); + rv = p2p_ethernet_add_del (vm, parent_if_index, remote_mac, 0); + + REPLY_MACRO (VL_API_P2P_ETHERNET_DEL_REPLY); +} + +/* + * p2p_ethernet_api_hookup + * Add vpe's API message handlers to the table. + * vlib has alread mapped shared memory and + * added the client registration handlers. + * See .../vlib-api/vlibmemory/memclnt_vlib.c:memclnt_process() + */ +#define vl_msg_name_crc_list +#include +#undef vl_msg_name_crc_list + +static void +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_p2p_ethernet; +#undef _ +} + +static clib_error_t * +p2p_ethernet_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_vpe_api_msg; +#undef _ + + /* + * Set up the (msg_name, crc, message-id) table + */ + setup_message_id_table (am); + + return 0; +} + +VLIB_API_INIT_FUNCTION (p2p_ethernet_api_hookup); + +/* + * fd.io coding-style-patch-verification: ON + * + * Local Variables: + * eval: (c-set-style "gnu") + * End: + */ -- cgit 1.2.3-korg