diff options
Diffstat (limited to 'src/plugins/gbp/gbp_endpoint_group.c')
| -rw-r--r-- | src/plugins/gbp/gbp_endpoint_group.c | 402 |
1 files changed, 0 insertions, 402 deletions
diff --git a/src/plugins/gbp/gbp_endpoint_group.c b/src/plugins/gbp/gbp_endpoint_group.c deleted file mode 100644 index b9044378e3b..00000000000 --- a/src/plugins/gbp/gbp_endpoint_group.c +++ /dev/null @@ -1,402 +0,0 @@ -/* - * gbp.h : Group Based Policy - * - * 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_endpoint_group.h> -#include <plugins/gbp/gbp_endpoint.h> -#include <plugins/gbp/gbp_bridge_domain.h> -#include <plugins/gbp/gbp_route_domain.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> - -/** - * Pool of GBP endpoint_groups - */ -gbp_endpoint_group_t *gbp_endpoint_group_pool; - -/** - * DB of endpoint_groups - */ -gbp_endpoint_group_db_t gbp_endpoint_group_db; - -/** - * Map sclass to EPG - */ -uword *gbp_epg_sclass_db; - -vlib_log_class_t gg_logger; - -#define GBP_EPG_DBG(...) \ - vlib_log_debug (gg_logger, __VA_ARGS__); - -gbp_endpoint_group_t * -gbp_endpoint_group_get (index_t i) -{ - return (pool_elt_at_index (gbp_endpoint_group_pool, i)); -} - -void -gbp_endpoint_group_lock (index_t ggi) -{ - gbp_endpoint_group_t *gg; - - if (INDEX_INVALID == ggi) - return; - - gg = gbp_endpoint_group_get (ggi); - gg->gg_locks++; -} - -index_t -gbp_endpoint_group_find (sclass_t sclass) -{ - uword *p; - - p = hash_get (gbp_endpoint_group_db.gg_hash_sclass, sclass); - - if (NULL != p) - return p[0]; - - return (INDEX_INVALID); -} - -int -gbp_endpoint_group_add_and_lock (vnid_t vnid, - u16 sclass, - u32 bd_id, - u32 rd_id, - u32 uplink_sw_if_index, - const gbp_endpoint_retention_t * retention) -{ - gbp_endpoint_group_t *gg; - index_t ggi; - - ggi = gbp_endpoint_group_find (sclass); - - if (INDEX_INVALID == ggi) - { - fib_protocol_t fproto; - index_t gbi, grdi; - - gbi = gbp_bridge_domain_find_and_lock (bd_id); - - if (~0 == gbi) - return (VNET_API_ERROR_BD_NOT_MODIFIABLE); - - grdi = gbp_route_domain_find_and_lock (rd_id); - - if (~0 == grdi) - { - gbp_bridge_domain_unlock (gbi); - return (VNET_API_ERROR_NO_SUCH_FIB); - } - - pool_get_zero (gbp_endpoint_group_pool, gg); - - gg->gg_vnid = vnid; - gg->gg_rd = grdi; - gg->gg_gbd = gbi; - - gg->gg_uplink_sw_if_index = uplink_sw_if_index; - gbp_itf_hdl_reset (&gg->gg_uplink_itf); - gg->gg_locks = 1; - gg->gg_sclass = sclass; - gg->gg_retention = *retention; - - if (SCLASS_INVALID != gg->gg_sclass) - hash_set (gbp_epg_sclass_db, gg->gg_sclass, gg->gg_vnid); - - /* - * an egress DVR dpo for internal subnets to use when sending - * on the uplink interface - */ - if (~0 != gg->gg_uplink_sw_if_index) - { - FOR_EACH_FIB_IP_PROTOCOL (fproto) - { - dvr_dpo_add_or_lock (uplink_sw_if_index, - fib_proto_to_dpo (fproto), - &gg->gg_dpo[fproto]); - } - - /* - * Add the uplink to the BD - * packets direct from the uplink have had policy applied - */ - gg->gg_uplink_itf = - gbp_itf_l2_add_and_lock (gg->gg_uplink_sw_if_index, gbi); - - gbp_itf_l2_set_input_feature (gg->gg_uplink_itf, - L2INPUT_FEAT_GBP_NULL_CLASSIFY); - } - - hash_set (gbp_endpoint_group_db.gg_hash_sclass, - gg->gg_sclass, gg - gbp_endpoint_group_pool); - } - else - { - gg = gbp_endpoint_group_get (ggi); - gg->gg_locks++; - } - - GBP_EPG_DBG ("add: %U", format_gbp_endpoint_group, gg); - - return (0); -} - -void -gbp_endpoint_group_unlock (index_t ggi) -{ - gbp_endpoint_group_t *gg; - - if (INDEX_INVALID == ggi) - return; - - gg = gbp_endpoint_group_get (ggi); - - gg->gg_locks--; - - if (0 == gg->gg_locks) - { - fib_protocol_t fproto; - - gg = pool_elt_at_index (gbp_endpoint_group_pool, ggi); - - gbp_itf_unlock (&gg->gg_uplink_itf); - - FOR_EACH_FIB_IP_PROTOCOL (fproto) - { - dpo_reset (&gg->gg_dpo[fproto]); - } - gbp_bridge_domain_unlock (gg->gg_gbd); - gbp_route_domain_unlock (gg->gg_rd); - - if (SCLASS_INVALID != gg->gg_sclass) - hash_unset (gbp_epg_sclass_db, gg->gg_sclass); - hash_unset (gbp_endpoint_group_db.gg_hash_sclass, gg->gg_sclass); - - pool_put (gbp_endpoint_group_pool, gg); - } -} - -int -gbp_endpoint_group_delete (sclass_t sclass) -{ - index_t ggi; - - ggi = gbp_endpoint_group_find (sclass); - - if (INDEX_INVALID != ggi) - { - GBP_EPG_DBG ("del: %U", format_gbp_endpoint_group, - gbp_endpoint_group_get (ggi)); - gbp_endpoint_group_unlock (ggi); - - return (0); - } - - return (VNET_API_ERROR_NO_SUCH_ENTRY); -} - -u32 -gbp_endpoint_group_get_bd_id (const gbp_endpoint_group_t * gg) -{ - const gbp_bridge_domain_t *gb; - - gb = gbp_bridge_domain_get (gg->gg_gbd); - - return (gb->gb_bd_id); -} - -index_t -gbp_endpoint_group_get_fib_index (const gbp_endpoint_group_t * gg, - fib_protocol_t fproto) -{ - const gbp_route_domain_t *grd; - - grd = gbp_route_domain_get (gg->gg_rd); - - return (grd->grd_fib_index[fproto]); -} - -void -gbp_endpoint_group_walk (gbp_endpoint_group_cb_t cb, void *ctx) -{ - gbp_endpoint_group_t *gbpe; - - /* *INDENT-OFF* */ - pool_foreach (gbpe, gbp_endpoint_group_pool) - { - if (!cb(gbpe, ctx)) - break; - } - /* *INDENT-ON* */ -} - -static clib_error_t * -gbp_endpoint_group_cli (vlib_main_t * vm, - unformat_input_t * input, vlib_cli_command_t * cmd) -{ - gbp_endpoint_retention_t retention = { 0 }; - vnid_t vnid = VNID_INVALID, sclass; - vnet_main_t *vnm = vnet_get_main (); - u32 uplink_sw_if_index = ~0; - u32 bd_id = ~0; - u32 rd_id = ~0; - u8 add = 1; - - while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT) - { - if (unformat (input, "%U", unformat_vnet_sw_interface, - vnm, &uplink_sw_if_index)) - ; - else if (unformat (input, "add")) - add = 1; - else if (unformat (input, "del")) - add = 0; - else if (unformat (input, "epg %d", &vnid)) - ; - else if (unformat (input, "sclass %d", &sclass)) - ; - else if (unformat (input, "bd %d", &bd_id)) - ; - else if (unformat (input, "rd %d", &rd_id)) - ; - else - break; - } - - if (VNID_INVALID == vnid) - return clib_error_return (0, "EPG-ID must be specified"); - - if (add) - { - if (~0 == bd_id) - return clib_error_return (0, "Bridge-domain must be specified"); - if (~0 == rd_id) - return clib_error_return (0, "route-domain must be specified"); - - gbp_endpoint_group_add_and_lock (vnid, sclass, bd_id, rd_id, - uplink_sw_if_index, &retention); - } - else - gbp_endpoint_group_delete (vnid); - - return (NULL); -} - -/*? - * Configure a GBP Endpoint Group - * - * @cliexpar - * @cliexstart{gbp endpoint-group [del] epg <ID> bd <ID> rd <ID> [sclass <ID>] [<interface>]} - * @cliexend - ?*/ -/* *INDENT-OFF* */ -VLIB_CLI_COMMAND (gbp_endpoint_group_cli_node, static) = { - .path = "gbp endpoint-group", - .short_help = "gbp endpoint-group [del] epg <ID> bd <ID> rd <ID> [sclass <ID>] [<interface>]", - .function = gbp_endpoint_group_cli, -}; - -static u8 * -format_gbp_endpoint_retention (u8 * s, va_list * args) -{ - gbp_endpoint_retention_t *rt = va_arg (*args, gbp_endpoint_retention_t*); - - s = format (s, "[remote-EP-timeout:%d]", rt->remote_ep_timeout); - - return (s); -} - -u8 * -format_gbp_endpoint_group (u8 * s, va_list * args) -{ - gbp_endpoint_group_t *gg = va_arg (*args, gbp_endpoint_group_t*); - - if (NULL != gg) - s = format (s, "[%d] %d, sclass:%d bd:%d rd:%d uplink:%U retention:%U locks:%d", - gg - gbp_endpoint_group_pool, - gg->gg_vnid, - gg->gg_sclass, - gg->gg_gbd, - gg->gg_rd, - format_gbp_itf_hdl, gg->gg_uplink_itf, - format_gbp_endpoint_retention, &gg->gg_retention, - gg->gg_locks); - else - s = format (s, "NULL"); - - return (s); -} - -static int -gbp_endpoint_group_show_one (gbp_endpoint_group_t *gg, void *ctx) -{ - vlib_main_t *vm; - - vm = ctx; - vlib_cli_output (vm, " %U",format_gbp_endpoint_group, gg); - - return (1); -} - -static clib_error_t * -gbp_endpoint_group_show (vlib_main_t * vm, - unformat_input_t * input, vlib_cli_command_t * cmd) -{ - vlib_cli_output (vm, "Endpoint-Groups:"); - gbp_endpoint_group_walk (gbp_endpoint_group_show_one, vm); - - return (NULL); -} - - -/*? - * Show Group Based Policy Endpoint_Groups and derived information - * - * @cliexpar - * @cliexstart{show gbp endpoint_group} - * @cliexend - ?*/ -/* *INDENT-OFF* */ -VLIB_CLI_COMMAND (gbp_endpoint_group_show_node, static) = { - .path = "show gbp endpoint-group", - .short_help = "show gbp endpoint-group\n", - .function = gbp_endpoint_group_show, -}; -/* *INDENT-ON* */ - -static clib_error_t * -gbp_endpoint_group_init (vlib_main_t * vm) -{ - gg_logger = vlib_log_register_class ("gbp", "epg"); - - return (NULL); -} - -VLIB_INIT_FUNCTION (gbp_endpoint_group_init); - -/* - * fd.io coding-style-patch-verification: ON - * - * Local Variables: - * eval: (c-set-style "gnu") - * End: - */ |