From 88509fe353767cbde707c3e3b1f29392957819f3 Mon Sep 17 00:00:00 2001 From: Mauro Sardara Date: Tue, 24 Mar 2020 17:34:14 +0000 Subject: [HICN-574] Host stack plugin for VPP. Signed-off-by: Mauro Sardara Change-Id: I8d8fdffef31a7013265d6529c5f52f3d5ec70d18 Signed-off-by: Mauro Sardara Signed-off-by: Mauro Signed-off-by: Mauro Sardara --- hicn-plugin/src/faces/app/face_prod.c | 369 ---------------------------------- 1 file changed, 369 deletions(-) delete mode 100644 hicn-plugin/src/faces/app/face_prod.c (limited to 'hicn-plugin/src/faces/app/face_prod.c') diff --git a/hicn-plugin/src/faces/app/face_prod.c b/hicn-plugin/src/faces/app/face_prod.c deleted file mode 100644 index 645154325..000000000 --- a/hicn-plugin/src/faces/app/face_prod.c +++ /dev/null @@ -1,369 +0,0 @@ -/* - * Copyright (c) 2017-2020 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 - -#include "face_prod.h" -#include "address_mgr.h" -#include "../../infra.h" -#include "../../route.h" -#include "../../cache_policies/cs_lru.h" - -hicn_face_prod_state_t *face_state_vec; - -/* used to check if an interface is already in the vector */ -u32 *face_state_pool; - -static int -hicn_app_state_create (u32 swif, fib_prefix_t * prefix) -{ - /* Make sure that the pool is not empty */ - pool_validate_index (face_state_pool, 0); - - u32 *swif_app; - u8 found = 0; - /* *INDENT-OFF* */ - pool_foreach (swif_app, face_state_pool,{ - if (*swif_app == swif) - { - found = 1; - } - } - ); - /* *INDENT-ON* */ - - - if (found) - return HICN_ERROR_APPFACE_ALREADY_ENABLED; - - - /* Create the appif and store in the vector */ - vec_validate (face_state_vec, swif); - clib_memcpy (&(face_state_vec[swif].prefix), prefix, sizeof (fib_prefix_t)); - - /* Set as busy the element in the vector */ - pool_get (face_state_pool, swif_app); - *swif_app = swif; - - int ret = HICN_ERROR_NONE; - if (ip46_address_is_ip4 (&(prefix->fp_addr))) - { - ret = - vnet_feature_enable_disable ("ip4-unicast", "hicn-face-prod-input", - swif, 1, 0, 0); - } - else - { - ret = - vnet_feature_enable_disable ("ip6-unicast", "hicn-face-prod-input", - swif, 1, 0, 0); - } - - return ret == 0 ? HICN_ERROR_NONE : HICN_ERROR_APPFACE_FEATURE; -} - -static int -hicn_app_state_del (u32 swif) -{ - /* Make sure that the pool is not empty */ - pool_validate_index (face_state_pool, 0); - - u32 *temp; - u32 *swif_app = NULL; - u8 found = 0; - fib_prefix_t *prefix; - /* *INDENT-OFF* */ - pool_foreach (temp, face_state_pool,{ - if (*temp == swif) - { - found = 1; - swif_app = temp; - } - } - ); - /* *INDENT-ON* */ - - if (!found) - return HICN_ERROR_APPFACE_NOT_FOUND; - - prefix = &(face_state_vec[swif].prefix); - - int ret = HICN_ERROR_NONE; - if (ip46_address_is_ip4 (&prefix->fp_addr)) - { - ret = - vnet_feature_enable_disable ("ip4-unicast", "hicn-face-prod-input", - swif, 0, 0, 0); - } - else - { - ret = - vnet_feature_enable_disable ("ip6-unicast", "hicn-face-prod-input", - swif, 0, 0, 0); - } - - pool_put (face_state_pool, swif_app); - memset (&face_state_vec[swif], 0, sizeof (hicn_face_prod_state_t)); - - return ret == 0 ? HICN_ERROR_NONE : HICN_ERROR_APPFACE_FEATURE; -} - -int -hicn_face_prod_add (fib_prefix_t * prefix, u32 sw_if, u32 * cs_reserved, - ip46_address_t * prod_addr, hicn_face_id_t * faceid) -{ - vlib_main_t *vm = vlib_get_main (); - vnet_main_t *vnm = vnet_get_main (); - - hicn_main_t *hm = &hicn_main; - - ip46_address_t local_app_ip; - CLIB_UNUSED(ip46_address_t remote_app_ip); - u32 if_flags = 0; - - if (!hm->is_enabled) - { - return HICN_ERROR_FWD_NOT_ENABLED; - } - - if (vnet_get_sw_interface_or_null (vnm, sw_if) == NULL) - { - return HICN_ERROR_FACE_HW_INT_NOT_FOUND; - } - - int ret = HICN_ERROR_NONE; - hicn_face_t *face = NULL; - - if_flags |= VNET_SW_INTERFACE_FLAG_ADMIN_UP; - vnet_sw_interface_set_flags (vnm, sw_if, if_flags); - - u8 *s0; - s0 = format (0, "Prefix %U", format_fib_prefix, prefix); - - vlib_cli_output (vm, "Received request for %s, swif %d\n", s0, sw_if); - - if (ip46_address_is_zero (&prefix->fp_addr)) - { - return HICN_ERROR_APPFACE_PROD_PREFIX_NULL; - } - - u8 isv6 = ip46_address_is_ip4(prod_addr); - index_t adj_index = adj_nbr_find(isv6 ? FIB_PROTOCOL_IP6 : FIB_PROTOCOL_IP4, isv6 ? VNET_LINK_IP6 : VNET_LINK_IP4, prod_addr, sw_if); - - /* - * Check if a producer face is already existing for the same prefix - * and sw_if - */ - face = hicn_face_get (&(prefix->fp_addr), sw_if, - &hicn_face_hashtb, adj_index); - - if (face != NULL) - { - if (!(face->flags & HICN_FACE_FLAGS_DELETED)) - return HICN_ERROR_FACE_ALREADY_CREATED; - - /* - * Something went worng, a consumer face exists for the - * producer's prefix. - */ - /* It should never happens, this is a safety check. */ - if (face->flags & HICN_FACE_FLAGS_APPFACE_CONS) - return HICN_ERROR_FACE_ALREADY_CREATED; - - /* If the face exists but is marked as deleted, undelete it */ - if (face->flags & HICN_FACE_FLAGS_DELETED) - { - /* - * remove the deleted flag and retrieve the face - * local addr - */ - face->flags &= HICN_FACE_FLAGS_DELETED; - } - } - else - { - /* Otherwise create the face */ - if (ip46_address_is_ip4 (&prefix->fp_addr)) - { - /* - * Otherwise retrieve an ip address to assign as a - * local ip addr. - */ - ip4_address_t local_app_ip4; - ip4_address_t remote_app_ip4; - get_two_ip4_addresses (&local_app_ip4, &remote_app_ip4); - ip4_add_del_interface_address (vm, - sw_if, - &local_app_ip4, 31, 0 /* is_del */ ); - local_app_ip = to_ip46 ( /* isv6 */ 0, local_app_ip4.as_u8); - remote_app_ip = to_ip46 ( /* isv6 */ 0, remote_app_ip4.as_u8); - - vnet_build_rewrite_for_sw_interface(vnm, sw_if, VNET_LINK_IP4, &remote_app_ip4); - } - else - { - ip6_address_t local_app_ip6; - ip6_address_t remote_app_ip6; - get_two_ip6_addresses (&local_app_ip6, &remote_app_ip6); - u8 *s0; - s0 = format (0, "%U", format_ip6_address, &local_app_ip6); - - vlib_cli_output (vm, "Setting ip address %s\n", s0); - - ip6_add_del_interface_address (vm, - sw_if, - &local_app_ip6, 127, - 0 /* is_del */ ); - local_app_ip = to_ip46 ( /* isv6 */ 1, local_app_ip6.as_u8); - remote_app_ip = to_ip46 ( /* isv6 */ 1, remote_app_ip6.as_u8); - } - } - - if (ret == HICN_ERROR_NONE) - // && hicn_face_prod_set_lru_max (*faceid, cs_reserved) == HICN_ERROR_NONE) - { - fib_route_path_t rpath = {0}; - fib_route_path_t * rpaths = NULL; - - if (ip46_address_is_ip4(&(prefix->fp_addr))) - { - ip4_address_t mask; - ip4_preflen_to_mask (prefix->fp_len, &mask); - prefix->fp_addr.ip4.as_u32 = prefix->fp_addr.ip4.as_u32 & mask.as_u32; - prefix->fp_proto = FIB_PROTOCOL_IP4; - - rpath.frp_weight = 1; - rpath.frp_sw_if_index = ~0; - rpath.frp_addr.ip4.as_u32 = remote_app_ip.ip4.as_u32; - rpath.frp_sw_if_index = sw_if; - rpath.frp_proto = DPO_PROTO_IP4; - - vec_add1 (rpaths, rpath); - } - else - { - ip6_address_t mask; - ip6_preflen_to_mask (prefix->fp_len, &mask); - prefix->fp_addr.ip6.as_u64[0] = - prefix->fp_addr.ip6.as_u64[0] & mask.as_u64[0]; - prefix->fp_addr.ip6.as_u64[1] = - prefix->fp_addr.ip6.as_u64[1] & mask.as_u64[1]; - prefix->fp_proto = FIB_PROTOCOL_IP6; - - rpath.frp_weight = 1; - rpath.frp_sw_if_index = ~0; - rpath.frp_addr.ip6.as_u64[0] = remote_app_ip.ip6.as_u64[0]; - rpath.frp_addr.ip6.as_u64[1] = remote_app_ip.ip6.as_u64[1]; - rpath.frp_sw_if_index = sw_if; - rpath.frp_proto = DPO_PROTO_IP6; - - vec_add1 (rpaths, rpath); - } - - u32 fib_index = fib_table_find (prefix->fp_proto, 0); - fib_table_entry_path_add2 (fib_index, - prefix, - FIB_SOURCE_CLI, - FIB_ENTRY_FLAG_NONE, rpaths); - - hicn_route_enable(prefix); - hicn_app_state_create (sw_if, prefix); - } - - adj_index = adj_nbr_find(isv6 ? FIB_PROTOCOL_IP6 : FIB_PROTOCOL_IP4, isv6 ? VNET_LINK_IP6 : VNET_LINK_IP4, prod_addr, sw_if); - face = hicn_face_get(&local_app_ip, sw_if, &hicn_face_hashtb, adj_index);//HICN_FACE_FLAGS_APPFACE_PROD); - - *faceid = hicn_dpoi_get_index (face); - - face->flags |= HICN_FACE_FLAGS_APPFACE_PROD; - - hicn_face_unlock_with_id(*faceid); - - *prod_addr = local_app_ip; - - /* Cleanup in case of something went wrong. */ - if (ret) - { - hicn_app_state_del (sw_if); - } - return ret; -} - -int -hicn_face_prod_del (hicn_face_id_t face_id) -{ - if (!hicn_dpoi_idx_is_valid (face_id)) - return HICN_ERROR_APPFACE_NOT_FOUND; - - hicn_face_t *face = hicn_dpoi_get_from_idx (face_id); - - if (face->flags & HICN_FACE_FLAGS_APPFACE_PROD) - { - /* Remove the face from the fib */ - hicn_route_disable(&(face_state_vec[face->sw_if].prefix)); - //hicn_route_del_nhop (&(face_state_vec[face->sw_if].prefix), - // face_id); - - //int ret = hicn_face_del (face_id); - return hicn_app_state_del (face->sw_if); - //ret == HICN_ERROR_NONE ? hicn_app_state_del (face->sw_if) : ret; - } - else - { - return HICN_ERROR_APPFACE_NOT_FOUND; - } - - return HICN_ERROR_NONE; -} - -u8 * -format_hicn_face_prod (u8 * s, va_list * args) -{ - CLIB_UNUSED (index_t index) = va_arg (*args, index_t); - CLIB_UNUSED (u32 indent) = va_arg (*args, u32); - - s = - format (s, " (producer)"); - - return s; -} - -/* *INDENT-OFF* */ -VNET_FEATURE_INIT(hicn_prod_app_input_ip6, static)= -{ - .arc_name = "ip6-unicast", - .node_name = "hicn-face-prod-input", - .runs_before = VNET_FEATURES("ip6-inacl"), -}; -/* *INDENT-ON* */ - -/* *INDENT-OFF* */ -VNET_FEATURE_INIT(hicn_prod_app_input_ip4, static)= -{ - .arc_name = "ip4-unicast", - .node_name = "hicn-face-prod-input", - .runs_before = VNET_FEATURES("ip4-inacl"), -}; -/* *INDENT-ON* */ - - -/* - * fd.io coding-style-patch-verification: ON - * - * Local Variables: eval: (c-set-style "gnu") End: - */ -- cgit 1.2.3-korg