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Diffstat (limited to 'src/plugins/gbp/gbp_endpoint.h')
| -rw-r--r-- | src/plugins/gbp/gbp_endpoint.h | 376 |
1 files changed, 0 insertions, 376 deletions
diff --git a/src/plugins/gbp/gbp_endpoint.h b/src/plugins/gbp/gbp_endpoint.h deleted file mode 100644 index 3155e7be4e0..00000000000 --- a/src/plugins/gbp/gbp_endpoint.h +++ /dev/null @@ -1,376 +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. - */ - -#ifndef __GBP_ENDPOINT_H__ -#define __GBP_ENDPOINT_H__ - -#include <plugins/gbp/gbp_types.h> -#include <plugins/gbp/gbp_itf.h> -#include <vnet/ip/ip.h> -#include <vnet/ethernet/mac_address.h> - -#include <vppinfra/bihash_16_8.h> -#include <vppinfra/bihash_template.h> -#include <vppinfra/bihash_24_8.h> -#include <vppinfra/bihash_template.h> - -/** - * Flags for each endpoint - */ -typedef enum gbp_endpoint_attr_t_ -{ - GBP_ENDPOINT_ATTR_FIRST = 0, - GBP_ENDPOINT_ATTR_BOUNCE = GBP_ENDPOINT_ATTR_FIRST, - GBP_ENDPOINT_ATTR_REMOTE, - GBP_ENDPOINT_ATTR_LEARNT, - GBP_ENDPOINT_ATTR_EXTERNAL, - GBP_ENDPOINT_ATTR_LAST, -} gbp_endpoint_attr_t; - -typedef enum gbp_endpoint_flags_t_ -{ - GBP_ENDPOINT_FLAG_NONE = 0, - GBP_ENDPOINT_FLAG_BOUNCE = (1 << GBP_ENDPOINT_ATTR_BOUNCE), - GBP_ENDPOINT_FLAG_REMOTE = (1 << GBP_ENDPOINT_ATTR_REMOTE), - GBP_ENDPOINT_FLAG_LEARNT = (1 << GBP_ENDPOINT_ATTR_LEARNT), - GBP_ENDPOINT_FLAG_EXTERNAL = (1 << GBP_ENDPOINT_ATTR_EXTERNAL), -} gbp_endpoint_flags_t; - -#define GBP_ENDPOINT_ATTR_NAMES { \ - [GBP_ENDPOINT_ATTR_BOUNCE] = "bounce", \ - [GBP_ENDPOINT_ATTR_REMOTE] = "remote", \ - [GBP_ENDPOINT_ATTR_LEARNT] = "learnt", \ - [GBP_ENDPOINT_ATTR_EXTERNAL] = "external", \ -} - -extern u8 *format_gbp_endpoint_flags (u8 * s, va_list * args); - -/** - * Sources of Endpoints in priority order. The best (lowest value) source - * provides the forwarding information. - * Data-plane takes preference because the CP data is not always complete, - * it may not have the sclass. - */ -#define foreach_gbp_endpoint_src \ - _(DP, "data-plane") \ - _(CP, "control-plane") \ - _(RR, "recursive-resolution") - -typedef enum gbp_endpoint_src_t_ -{ -#define _(v,s) GBP_ENDPOINT_SRC_##v, - foreach_gbp_endpoint_src -#undef _ -} gbp_endpoint_src_t; - -#define GBP_ENDPOINT_SRC_MAX (GBP_ENDPOINT_SRC_RR+1) - -extern u8 *format_gbp_endpoint_src (u8 * s, va_list * args); - -/** - * This is the identity of an endpoint, as such it is information - * about an endpoint that is idempotent. - * The ID is used to add the EP into the various data-bases for retrieval. - */ -typedef struct gbp_endpoint_key_t_ -{ - /** - * A vector of ip addresses that belong to the endpoint. - * Together with the route EPG's RD this forms the EP's L3 key - */ - fib_prefix_t *gek_ips; - - /** - * MAC address of the endpoint. - * Together with the route EPG's BD this forms the EP's L2 key - */ - mac_address_t gek_mac; - - /** - * Index of the Bridge-Domain - */ - index_t gek_gbd; - - /** - * Index of the Route-Domain - */ - index_t gek_grd; -} gbp_endpoint_key_t; - -/** - * Information about the location of the endpoint provided by a source - * of endpoints - */ -typedef struct gbp_endpoint_loc_t_ -{ - /** - * The source providing this location information - */ - gbp_endpoint_src_t gel_src; - - /** - * The interface on which the EP is connected - */ - gbp_itf_hdl_t gel_itf; - - /** - * Endpoint flags - */ - gbp_endpoint_flags_t gel_flags; - - /** - * Endpoint Group. - */ - index_t gel_epg; - - /** - * number of times this source has locked this - */ - u32 gel_locks; - - /** - * Tunnel info for remote endpoints - */ - struct - { - u32 gel_parent_sw_if_index; - ip46_address_t gel_src; - ip46_address_t gel_dst; - } tun; -} gbp_endpoint_loc_t; - -/** - * And endpoints current forwarding state - */ -typedef struct gbp_endpoint_fwd_t_ -{ - /** - * The interface on which the EP is connected - */ - gbp_itf_hdl_t gef_itf; - - /** - * The L3 adj, if created - */ - index_t *gef_adjs; - - /** - * Endpoint Group's sclass. cached for fast DP access. - */ - sclass_t gef_sclass; - - /** - * FIB index the EP is in - */ - u32 gef_fib_index; - - gbp_endpoint_flags_t gef_flags; -} gbp_endpoint_fwd_t; - -/** - * A Group Based Policy Endpoint. - * This is typically a VM or container. If the endpoint is local (i.e. on - * the same compute node as VPP) then there is one interface per-endpoint. - * If the EP is remote,e.g. reachable over a [vxlan] tunnel, then there - * will be multiple EPs reachable over the tunnel and they can be distinguished - * via either their MAC or IP Address[es]. - */ -typedef struct gbp_endpoint_t_ -{ - /** - * A FIB node that allows the tracking of children. - */ - fib_node_t ge_node; - - /** - * The key/ID of this EP - */ - gbp_endpoint_key_t ge_key; - - /** - * Location information provided by the various sources. - * These are sorted based on source priority. - */ - gbp_endpoint_loc_t *ge_locs; - - gbp_endpoint_fwd_t ge_fwd; - - /** - * The last time a packet from seen from this end point - */ - f64 ge_last_time; -} gbp_endpoint_t; - -extern u8 *format_gbp_endpoint (u8 * s, va_list * args); - -/** - * GBP Endpoint Databases - */ -typedef struct gbp_ep_by_ip_itf_db_t_ -{ - index_t *ged_by_sw_if_index; - clib_bihash_24_8_t ged_by_ip_rd; - clib_bihash_16_8_t ged_by_mac_bd; -} gbp_ep_db_t; - -extern int gbp_endpoint_update_and_lock (gbp_endpoint_src_t src, - u32 sw_if_index, - const ip46_address_t * ip, - const mac_address_t * mac, - index_t gbd, index_t grd, - sclass_t sclass, - gbp_endpoint_flags_t flags, - const ip46_address_t * tun_src, - const ip46_address_t * tun_dst, - u32 * handle); -extern void gbp_endpoint_unlock (gbp_endpoint_src_t src, index_t gbpei); -extern u32 gbp_endpoint_child_add (index_t gei, - fib_node_type_t type, - fib_node_index_t index); -extern void gbp_endpoint_child_remove (index_t gei, u32 sibling); - -typedef walk_rc_t (*gbp_endpoint_cb_t) (index_t gbpei, void *ctx); -extern void gbp_endpoint_walk (gbp_endpoint_cb_t cb, void *ctx); -extern void gbp_endpoint_scan (vlib_main_t * vm); -extern int gbp_endpoint_is_remote (const gbp_endpoint_t * ge); -extern int gbp_endpoint_is_local (const gbp_endpoint_t * ge); -extern int gbp_endpoint_is_external (const gbp_endpoint_t * ge); -extern int gbp_endpoint_is_learnt (const gbp_endpoint_t * ge); - - -extern void gbp_endpoint_flush (gbp_endpoint_src_t src, u32 sw_if_index); - -/** - * DP functions and databases - */ -extern gbp_ep_db_t gbp_ep_db; -extern gbp_endpoint_t *gbp_endpoint_pool; - -/** - * Get the endpoint from a port/interface - */ -always_inline gbp_endpoint_t * -gbp_endpoint_get (index_t gbpei) -{ - return (pool_elt_at_index (gbp_endpoint_pool, gbpei)); -} - -static_always_inline void -gbp_endpoint_mk_key_mac (const u8 * mac, - u32 bd_index, clib_bihash_kv_16_8_t * key) -{ - key->key[0] = ethernet_mac_address_u64 (mac); - key->key[1] = bd_index; -} - -static_always_inline gbp_endpoint_t * -gbp_endpoint_find_mac (const u8 * mac, u32 bd_index) -{ - clib_bihash_kv_16_8_t key, value; - int rv; - - gbp_endpoint_mk_key_mac (mac, bd_index, &key); - - rv = clib_bihash_search_16_8 (&gbp_ep_db.ged_by_mac_bd, &key, &value); - - if (0 != rv) - return NULL; - - return (gbp_endpoint_get (value.value)); -} - -static_always_inline void -gbp_endpoint_mk_key_ip (const ip46_address_t * ip, - u32 fib_index, clib_bihash_kv_24_8_t * key) -{ - key->key[0] = ip->as_u64[0]; - key->key[1] = ip->as_u64[1]; - key->key[2] = fib_index; -} - -static_always_inline void -gbp_endpoint_mk_key_ip4 (const ip4_address_t * ip, - u32 fib_index, clib_bihash_kv_24_8_t * key) -{ - const ip46_address_t a = { - .ip4 = *ip, - }; - gbp_endpoint_mk_key_ip (&a, fib_index, key); -} - -static_always_inline gbp_endpoint_t * -gbp_endpoint_find_ip4 (const ip4_address_t * ip, u32 fib_index) -{ - clib_bihash_kv_24_8_t key, value; - int rv; - - gbp_endpoint_mk_key_ip4 (ip, fib_index, &key); - - rv = clib_bihash_search_24_8 (&gbp_ep_db.ged_by_ip_rd, &key, &value); - - if (0 != rv) - return NULL; - - return (gbp_endpoint_get (value.value)); -} - -static_always_inline void -gbp_endpoint_mk_key_ip6 (const ip6_address_t * ip, - u32 fib_index, clib_bihash_kv_24_8_t * key) -{ - key->key[0] = ip->as_u64[0]; - key->key[1] = ip->as_u64[1]; - key->key[2] = fib_index; -} - -static_always_inline gbp_endpoint_t * -gbp_endpoint_find_ip6 (const ip6_address_t * ip, u32 fib_index) -{ - clib_bihash_kv_24_8_t key, value; - int rv; - - gbp_endpoint_mk_key_ip6 (ip, fib_index, &key); - - rv = clib_bihash_search_24_8 (&gbp_ep_db.ged_by_ip_rd, &key, &value); - - if (0 != rv) - return NULL; - - return (gbp_endpoint_get (value.value)); -} - -static_always_inline gbp_endpoint_t * -gbp_endpoint_find_itf (u32 sw_if_index) -{ - index_t gei; - - gei = gbp_ep_db.ged_by_sw_if_index[sw_if_index]; - - if (INDEX_INVALID != gei) - return (gbp_endpoint_get (gei)); - - return (NULL); -} - - -#endif - -/* - * fd.io coding-style-patch-verification: ON - * - * Local Variables: - * eval: (c-set-style "gnu") - * End: - */ |