diff options
Diffstat (limited to 'src/plugins/gbp/gbp_bridge_domain.c')
| -rw-r--r-- | src/plugins/gbp/gbp_bridge_domain.c | 503 |
1 files changed, 0 insertions, 503 deletions
diff --git a/src/plugins/gbp/gbp_bridge_domain.c b/src/plugins/gbp/gbp_bridge_domain.c deleted file mode 100644 index 279169abb1d..00000000000 --- a/src/plugins/gbp/gbp_bridge_domain.c +++ /dev/null @@ -1,503 +0,0 @@ -/* - * Copyright (c) 2018 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 <plugins/gbp/gbp_bridge_domain.h> -#include <plugins/gbp/gbp_route_domain.h> -#include <plugins/gbp/gbp_endpoint.h> -#include <plugins/gbp/gbp_learn.h> -#include <plugins/gbp/gbp_itf.h> - -#include <vnet/dpo/dvr_dpo.h> -#include <vnet/fib/fib_table.h> -#include <vnet/l2/l2_input.h> -#include <vnet/l2/feat_bitmap.h> -#include <vnet/l2/l2_bvi.h> -#include <vnet/l2/l2_fib.h> - -/** - * Pool of GBP bridge_domains - */ -gbp_bridge_domain_t *gbp_bridge_domain_pool; - -/** - * DB of bridge_domains - */ -gbp_bridge_domain_db_t gbp_bridge_domain_db; - -/** - * Map of BD index to contract scope - */ -gbp_scope_t *gbp_scope_by_bd_index; - -/** - * logger - */ -vlib_log_class_t gb_logger; - -#define GBP_BD_DBG(...) \ - vlib_log_debug (gb_logger, __VA_ARGS__); - -index_t -gbp_bridge_domain_index (const gbp_bridge_domain_t * gbd) -{ - return (gbd - gbp_bridge_domain_pool); -} - -static void -gbp_bridge_domain_lock (index_t i) -{ - gbp_bridge_domain_t *gb; - - gb = gbp_bridge_domain_get (i); - gb->gb_locks++; -} - -u32 -gbp_bridge_domain_get_bd_id (index_t gbdi) -{ - gbp_bridge_domain_t *gb; - - gb = gbp_bridge_domain_get (gbdi); - - return (gb->gb_bd_id); -} - -static index_t -gbp_bridge_domain_find (u32 bd_id) -{ - uword *p; - - p = hash_get (gbp_bridge_domain_db.gbd_by_bd_id, bd_id); - - if (NULL != p) - return p[0]; - - return (INDEX_INVALID); -} - -index_t -gbp_bridge_domain_find_and_lock (u32 bd_id) -{ - uword *p; - - p = hash_get (gbp_bridge_domain_db.gbd_by_bd_id, bd_id); - - if (NULL != p) - { - gbp_bridge_domain_lock (p[0]); - return p[0]; - } - return (INDEX_INVALID); -} - -static void -gbp_bridge_domain_db_add (gbp_bridge_domain_t * gb) -{ - index_t gbi = gb - gbp_bridge_domain_pool; - - hash_set (gbp_bridge_domain_db.gbd_by_bd_id, gb->gb_bd_id, gbi); - vec_validate_init_empty (gbp_bridge_domain_db.gbd_by_bd_index, - gb->gb_bd_index, INDEX_INVALID); - gbp_bridge_domain_db.gbd_by_bd_index[gb->gb_bd_index] = gbi; -} - -static void -gbp_bridge_domain_db_remove (gbp_bridge_domain_t * gb) -{ - hash_unset (gbp_bridge_domain_db.gbd_by_bd_id, gb->gb_bd_id); - gbp_bridge_domain_db.gbd_by_bd_index[gb->gb_bd_index] = INDEX_INVALID; -} - -u8 * -format_gbp_bridge_domain_flags (u8 * s, va_list * args) -{ - gbp_bridge_domain_flags_t gf = va_arg (*args, gbp_bridge_domain_flags_t); - - if (gf) - { - if (gf & GBP_BD_FLAG_DO_NOT_LEARN) - s = format (s, "do-not-learn "); - if (gf & GBP_BD_FLAG_UU_FWD_DROP) - s = format (s, "uu-fwd-drop "); - if (gf & GBP_BD_FLAG_MCAST_DROP) - s = format (s, "mcast-drop "); - if (gf & GBP_BD_FLAG_UCAST_ARP) - s = format (s, "ucast-arp "); - } - else - { - s = format (s, "none"); - } - return (s); -} - -static u8 * -format_gbp_bridge_domain_ptr (u8 * s, va_list * args) -{ - gbp_bridge_domain_t *gb = va_arg (*args, gbp_bridge_domain_t *); - vnet_main_t *vnm = vnet_get_main (); - - if (NULL != gb) - s = - format (s, - "[%d] bd:[%d,%d], bvi:%U uu-flood:%U bm-flood:%U flags:%U locks:%d", - gb - gbp_bridge_domain_pool, gb->gb_bd_id, gb->gb_bd_index, - format_vnet_sw_if_index_name, vnm, gb->gb_bvi_sw_if_index, - format_vnet_sw_if_index_name, vnm, gb->gb_uu_fwd_sw_if_index, - format_gbp_itf_hdl, gb->gb_bm_flood_itf, - format_gbp_bridge_domain_flags, gb->gb_flags, gb->gb_locks); - else - s = format (s, "NULL"); - - return (s); -} - -u8 * -format_gbp_bridge_domain (u8 * s, va_list * args) -{ - index_t gbi = va_arg (*args, index_t); - - s = - format (s, "%U", format_gbp_bridge_domain_ptr, - gbp_bridge_domain_get (gbi)); - - return (s); -} - -int -gbp_bridge_domain_add_and_lock (u32 bd_id, - u32 rd_id, - gbp_bridge_domain_flags_t flags, - u32 bvi_sw_if_index, - u32 uu_fwd_sw_if_index, - u32 bm_flood_sw_if_index) -{ - gbp_bridge_domain_t *gb; - index_t gbi; - - gbi = gbp_bridge_domain_find (bd_id); - - if (INDEX_INVALID == gbi) - { - gbp_route_domain_t *gr; - u32 bd_index; - - bd_index = bd_find_index (&bd_main, bd_id); - - if (~0 == bd_index) - return (VNET_API_ERROR_BD_NOT_MODIFIABLE); - - bd_flags_t bd_flags = L2_NONE; - if (flags & GBP_BD_FLAG_UU_FWD_DROP) - bd_flags |= L2_UU_FLOOD; - if (flags & GBP_BD_FLAG_MCAST_DROP) - bd_flags |= L2_FLOOD; - - pool_get (gbp_bridge_domain_pool, gb); - memset (gb, 0, sizeof (*gb)); - - gbi = gb - gbp_bridge_domain_pool; - gb->gb_bd_id = bd_id; - gb->gb_bd_index = bd_index; - gb->gb_uu_fwd_sw_if_index = uu_fwd_sw_if_index; - gb->gb_bvi_sw_if_index = bvi_sw_if_index; - gbp_itf_hdl_reset (&gb->gb_bm_flood_itf); - gb->gb_locks = 1; - gb->gb_flags = flags; - gb->gb_rdi = gbp_route_domain_find_and_lock (rd_id); - - /* - * set the scope from the BD's RD's scope - */ - gr = gbp_route_domain_get (gb->gb_rdi); - vec_validate (gbp_scope_by_bd_index, gb->gb_bd_index); - gbp_scope_by_bd_index[gb->gb_bd_index] = gr->grd_scope; - - /* - * Set the BVI and uu-flood interfaces into the BD - */ - gbp_bridge_domain_itf_add (gbi, gb->gb_bvi_sw_if_index, - L2_BD_PORT_TYPE_BVI); - - if ((!(flags & GBP_BD_FLAG_UU_FWD_DROP) || - (flags & GBP_BD_FLAG_UCAST_ARP)) && - ~0 != gb->gb_uu_fwd_sw_if_index) - gbp_bridge_domain_itf_add (gbi, gb->gb_uu_fwd_sw_if_index, - L2_BD_PORT_TYPE_UU_FWD); - - if (!(flags & GBP_BD_FLAG_MCAST_DROP) && ~0 != bm_flood_sw_if_index) - { - gb->gb_bm_flood_itf = - gbp_itf_l2_add_and_lock (bm_flood_sw_if_index, gbi); - gbp_itf_l2_set_input_feature (gb->gb_bm_flood_itf, - L2INPUT_FEAT_GBP_LEARN); - } - - /* - * unset any flag(s) set above - */ - bd_set_flags (vlib_get_main (), bd_index, bd_flags, 0); - - if (flags & GBP_BD_FLAG_UCAST_ARP) - { - bd_flags = L2_ARP_UFWD; - bd_set_flags (vlib_get_main (), bd_index, bd_flags, 1); - } - - /* - * Add the BVI's MAC to the L2FIB - */ - l2fib_add_entry (vnet_sw_interface_get_hw_address - (vnet_get_main (), gb->gb_bvi_sw_if_index), - gb->gb_bd_index, gb->gb_bvi_sw_if_index, - (L2FIB_ENTRY_RESULT_FLAG_STATIC | - L2FIB_ENTRY_RESULT_FLAG_BVI)); - - gbp_bridge_domain_db_add (gb); - } - else - { - gb = gbp_bridge_domain_get (gbi); - gb->gb_locks++; - } - - GBP_BD_DBG ("add: %U", format_gbp_bridge_domain_ptr, gb); - - return (0); -} - -void -gbp_bridge_domain_itf_add (index_t gbdi, - u32 sw_if_index, l2_bd_port_type_t type) -{ - gbp_bridge_domain_t *gb; - - gb = gbp_bridge_domain_get (gbdi); - - set_int_l2_mode (vlib_get_main (), vnet_get_main (), MODE_L2_BRIDGE, - sw_if_index, gb->gb_bd_index, type, 0, 0); - /* - * adding an interface to the bridge enables learning on the - * interface. Disable learning on the interface by default for gbp - * interfaces - */ - l2input_intf_bitmap_enable (sw_if_index, L2INPUT_FEAT_LEARN, 0); -} - -void -gbp_bridge_domain_itf_del (index_t gbdi, - u32 sw_if_index, l2_bd_port_type_t type) -{ - gbp_bridge_domain_t *gb; - - gb = gbp_bridge_domain_get (gbdi); - - set_int_l2_mode (vlib_get_main (), vnet_get_main (), MODE_L3, sw_if_index, - gb->gb_bd_index, type, 0, 0); -} - -void -gbp_bridge_domain_unlock (index_t gbdi) -{ - gbp_bridge_domain_t *gb; - - gb = gbp_bridge_domain_get (gbdi); - - gb->gb_locks--; - - if (0 == gb->gb_locks) - { - GBP_BD_DBG ("destroy: %U", format_gbp_bridge_domain_ptr, gb); - - l2fib_del_entry (vnet_sw_interface_get_hw_address - (vnet_get_main (), gb->gb_bvi_sw_if_index), - gb->gb_bd_index, gb->gb_bvi_sw_if_index); - - gbp_bridge_domain_itf_del (gbdi, gb->gb_bvi_sw_if_index, - L2_BD_PORT_TYPE_BVI); - if (~0 != gb->gb_uu_fwd_sw_if_index) - gbp_bridge_domain_itf_del (gbdi, gb->gb_uu_fwd_sw_if_index, - L2_BD_PORT_TYPE_UU_FWD); - gbp_itf_unlock (&gb->gb_bm_flood_itf); - - gbp_bridge_domain_db_remove (gb); - gbp_route_domain_unlock (gb->gb_rdi); - - pool_put (gbp_bridge_domain_pool, gb); - } -} - -int -gbp_bridge_domain_delete (u32 bd_id) -{ - index_t gbi; - - GBP_BD_DBG ("del: %d", bd_id); - gbi = gbp_bridge_domain_find (bd_id); - - if (INDEX_INVALID != gbi) - { - GBP_BD_DBG ("del: %U", format_gbp_bridge_domain, gbi); - gbp_bridge_domain_unlock (gbi); - - return (0); - } - - return (VNET_API_ERROR_NO_SUCH_ENTRY); -} - -void -gbp_bridge_domain_walk (gbp_bridge_domain_cb_t cb, void *ctx) -{ - gbp_bridge_domain_t *gbpe; - - /* *INDENT-OFF* */ - pool_foreach (gbpe, gbp_bridge_domain_pool) - { - if (!cb(gbpe, ctx)) - break; - } - /* *INDENT-ON* */ -} - -static clib_error_t * -gbp_bridge_domain_cli (vlib_main_t * vm, - unformat_input_t * input, vlib_cli_command_t * cmd) -{ - vnet_main_t *vnm = vnet_get_main (); - gbp_bridge_domain_flags_t flags; - u32 bm_flood_sw_if_index = ~0; - u32 uu_fwd_sw_if_index = ~0; - u32 bd_id = ~0, rd_id = ~0; - u32 bvi_sw_if_index = ~0; - u8 add = 1; - - flags = GBP_BD_FLAG_NONE; - - while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT) - { - if (unformat (input, "bvi %U", unformat_vnet_sw_interface, - vnm, &bvi_sw_if_index)) - ; - else if (unformat (input, "uu-fwd %U", unformat_vnet_sw_interface, - vnm, &uu_fwd_sw_if_index)) - ; - else if (unformat (input, "bm-flood %U", unformat_vnet_sw_interface, - vnm, &bm_flood_sw_if_index)) - ; - else if (unformat (input, "add")) - add = 1; - else if (unformat (input, "del")) - add = 0; - else if (unformat (input, "flags %d", &flags)) - ; - else if (unformat (input, "bd %d", &bd_id)) - ; - else if (unformat (input, "rd %d", &rd_id)) - ; - else - break; - } - - if (~0 == bd_id) - return clib_error_return (0, "BD-ID must be specified"); - if (~0 == rd_id) - return clib_error_return (0, "RD-ID must be specified"); - - if (add) - { - if (~0 == bvi_sw_if_index) - return clib_error_return (0, "interface must be specified"); - - gbp_bridge_domain_add_and_lock (bd_id, rd_id, - flags, - bvi_sw_if_index, - uu_fwd_sw_if_index, - bm_flood_sw_if_index); - } - else - gbp_bridge_domain_delete (bd_id); - - return (NULL); -} - -/*? - * Configure a GBP bridge-domain - * - * @cliexpar - * @cliexstart{gbp bridge-domain [del] bd <ID> bvi <interface> [uu-fwd <interface>] [bm-flood <interface>] [flags <flags>]} - * @cliexend - ?*/ -/* *INDENT-OFF* */ -VLIB_CLI_COMMAND (gbp_bridge_domain_cli_node, static) = { - .path = "gbp bridge-domain", - .short_help = "gbp bridge-domain [del] bd <ID> bvi <interface> [uu-fwd <interface>] [bm-flood <interface>] [flags <flags>]", - .function = gbp_bridge_domain_cli, -}; - -static int -gbp_bridge_domain_show_one (gbp_bridge_domain_t *gb, void *ctx) -{ - vlib_main_t *vm; - - vm = ctx; - vlib_cli_output (vm, " %U", format_gbp_bridge_domain_ptr, gb); - - return (1); -} - -static clib_error_t * -gbp_bridge_domain_show (vlib_main_t * vm, - unformat_input_t * input, vlib_cli_command_t * cmd) -{ - vlib_cli_output (vm, "Bridge-Domains:"); - gbp_bridge_domain_walk (gbp_bridge_domain_show_one, vm); - - return (NULL); -} - - -/*? - * Show Group Based Policy Bridge_Domains and derived information - * - * @cliexpar - * @cliexstart{show gbp bridge_domain} - * @cliexend - ?*/ -/* *INDENT-OFF* */ -VLIB_CLI_COMMAND (gbp_bridge_domain_show_node, static) = { - .path = "show gbp bridge-domain", - .short_help = "show gbp bridge-domain\n", - .function = gbp_bridge_domain_show, -}; -/* *INDENT-ON* */ - -static clib_error_t * -gbp_bridge_domain_init (vlib_main_t * vm) -{ - gb_logger = vlib_log_register_class ("gbp", "bd"); - - return (NULL); -} - -VLIB_INIT_FUNCTION (gbp_bridge_domain_init); - -/* - * fd.io coding-style-patch-verification: ON - * - * Local Variables: - * eval: (c-set-style "gnu") - * End: - */ |