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-rw-r--r--src/plugins/gbp/gbp_vxlan.c654
1 files changed, 0 insertions, 654 deletions
diff --git a/src/plugins/gbp/gbp_vxlan.c b/src/plugins/gbp/gbp_vxlan.c
deleted file mode 100644
index 77e4d7ac11b..00000000000
--- a/src/plugins/gbp/gbp_vxlan.c
+++ /dev/null
@@ -1,654 +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_vxlan.h>
-#include <plugins/gbp/gbp_learn.h>
-#include <plugins/gbp/gbp_bridge_domain.h>
-#include <plugins/gbp/gbp_route_domain.h>
-
-#include <vnet/vxlan-gbp/vxlan_gbp.h>
-#include <vlibmemory/api.h>
-#include <vnet/fib/fib_table.h>
-#include <vlib/punt.h>
-
-/**
- * A reference to a VXLAN-GBP tunnel created as a child/dependent tunnel
- * of the template GBP-VXLAN tunnel
- */
-typedef struct vxlan_tunnel_ref_t_
-{
- gbp_itf_hdl_t vxr_itf;
- u32 vxr_sw_if_index;
- index_t vxr_parent;
- gbp_vxlan_tunnel_layer_t vxr_layer;
-} vxlan_tunnel_ref_t;
-
-/**
- * DB of added tunnels
- */
-uword *gv_db;
-
-/**
- * Logger
- */
-static vlib_log_class_t gt_logger;
-
-/**
- * Pool of template tunnels
- */
-static gbp_vxlan_tunnel_t *gbp_vxlan_tunnel_pool;
-
-/**
- * Pool of child tunnels
- */
-static vxlan_tunnel_ref_t *vxlan_tunnel_ref_pool;
-
-/**
- * DB of template interfaces by SW interface index
- */
-static index_t *gbp_vxlan_tunnel_db;
-
-/**
- * DB of child interfaces by SW interface index
- */
-static index_t *vxlan_tunnel_ref_db;
-
-/**
- * handle registered with the ;unt infra
- */
-static vlib_punt_hdl_t punt_hdl;
-
-static char *gbp_vxlan_tunnel_layer_strings[] = {
-#define _(n,s) [GBP_VXLAN_TUN_##n] = s,
- foreach_gbp_vxlan_tunnel_layer
-#undef _
-};
-
-#define GBP_VXLAN_TUN_DBG(...) \
- vlib_log_debug (gt_logger, __VA_ARGS__);
-
-
-gbp_vxlan_tunnel_t *
-gbp_vxlan_tunnel_get (index_t gti)
-{
- return (pool_elt_at_index (gbp_vxlan_tunnel_pool, gti));
-}
-
-static vxlan_tunnel_ref_t *
-vxlan_tunnel_ref_get (index_t vxri)
-{
- return (pool_elt_at_index (vxlan_tunnel_ref_pool, vxri));
-}
-
-static u8 *
-format_vxlan_tunnel_ref (u8 * s, va_list * args)
-{
- index_t vxri = va_arg (*args, u32);
- vxlan_tunnel_ref_t *vxr;
-
- vxr = vxlan_tunnel_ref_get (vxri);
-
- s = format (s, "[%U]", format_gbp_itf_hdl, vxr->vxr_itf);
-
- return (s);
-}
-
-static void
-gdb_vxlan_dep_del (u32 sw_if_index)
-{
- vxlan_tunnel_ref_t *vxr;
- gbp_vxlan_tunnel_t *gt;
- index_t vxri;
- u32 pos;
-
- vxr = vxlan_tunnel_ref_get (vxlan_tunnel_ref_db[sw_if_index]);
- vxri = vxr - vxlan_tunnel_ref_pool;
- gt = gbp_vxlan_tunnel_get (vxr->vxr_parent);
-
- GBP_VXLAN_TUN_DBG ("del-dep:%U", format_vxlan_tunnel_ref, vxri);
-
- vxlan_tunnel_ref_db[vxr->vxr_sw_if_index] = INDEX_INVALID;
- pos = vec_search (gt->gt_tuns, vxri);
-
- ASSERT (~0 != pos);
- vec_del1 (gt->gt_tuns, pos);
-
- vnet_vxlan_gbp_tunnel_del (vxr->vxr_sw_if_index);
-
- pool_put (vxlan_tunnel_ref_pool, vxr);
-}
-
-static gbp_itf_hdl_t
-gdb_vxlan_dep_add (gbp_vxlan_tunnel_t * gt,
- const ip46_address_t * src, const ip46_address_t * dst)
-{
- vnet_vxlan_gbp_tunnel_add_del_args_t args = {
- .is_add = 1,
- .is_ip6 = !ip46_address_is_ip4 (src),
- .vni = gt->gt_vni,
- .src = *src,
- .dst = *dst,
- .instance = ~0,
- .mode = (GBP_VXLAN_TUN_L2 == gt->gt_layer ?
- VXLAN_GBP_TUNNEL_MODE_L2 : VXLAN_GBP_TUNNEL_MODE_L3),
- };
- vxlan_tunnel_ref_t *vxr;
- u32 sw_if_index;
- index_t vxri;
- int rv;
-
- sw_if_index = ~0;
- rv = vnet_vxlan_gbp_tunnel_add_del (&args, &sw_if_index);
-
- if (VNET_API_ERROR_TUNNEL_EXIST == rv)
- {
- vxri = vxlan_tunnel_ref_db[sw_if_index];
-
- vxr = vxlan_tunnel_ref_get (vxri);
- gbp_itf_lock (vxr->vxr_itf);
- }
- else if (0 == rv)
- {
- ASSERT (~0 != sw_if_index);
- GBP_VXLAN_TUN_DBG ("add-dep:%U %U %U %d", format_vnet_sw_if_index_name,
- vnet_get_main (), sw_if_index,
- format_ip46_address, src, IP46_TYPE_ANY,
- format_ip46_address, dst, IP46_TYPE_ANY, gt->gt_vni);
-
- pool_get_zero (vxlan_tunnel_ref_pool, vxr);
-
- vxri = (vxr - vxlan_tunnel_ref_pool);
- vxr->vxr_parent = gt - gbp_vxlan_tunnel_pool;
- vxr->vxr_sw_if_index = sw_if_index;
- vxr->vxr_layer = gt->gt_layer;
-
- /*
- * store the child both on the parent's list and the global DB
- */
- vec_add1 (gt->gt_tuns, vxri);
-
- vec_validate_init_empty (vxlan_tunnel_ref_db,
- vxr->vxr_sw_if_index, INDEX_INVALID);
- vxlan_tunnel_ref_db[vxr->vxr_sw_if_index] = vxri;
-
- if (GBP_VXLAN_TUN_L2 == vxr->vxr_layer)
- {
- l2output_feat_masks_t ofeat;
- l2input_feat_masks_t ifeat;
- gbp_bridge_domain_t *gbd;
-
- gbd = gbp_bridge_domain_get (gt->gt_gbd);
- vxr->vxr_itf = gbp_itf_l2_add_and_lock_w_free
- (vxr->vxr_sw_if_index, gt->gt_gbd, gdb_vxlan_dep_del);
-
- ofeat = L2OUTPUT_FEAT_GBP_POLICY_MAC;
- ifeat = L2INPUT_FEAT_NONE;
-
- if (!(gbd->gb_flags & GBP_BD_FLAG_DO_NOT_LEARN))
- ifeat |= L2INPUT_FEAT_GBP_LEARN;
-
- gbp_itf_l2_set_output_feature (vxr->vxr_itf, ofeat);
- gbp_itf_l2_set_input_feature (vxr->vxr_itf, ifeat);
- }
- else
- {
- vxr->vxr_itf = gbp_itf_l3_add_and_lock_w_free
- (vxr->vxr_sw_if_index, gt->gt_grd, gdb_vxlan_dep_del);
-
- gbp_itf_l3_set_input_feature (vxr->vxr_itf, GBP_ITF_L3_FEAT_LEARN);
- }
- }
- else
- {
- return (GBP_ITF_HDL_INVALID);
- }
-
- return (vxr->vxr_itf);
-}
-
-u32
-vxlan_gbp_tunnel_get_parent (u32 sw_if_index)
-{
- ASSERT ((sw_if_index < vec_len (vxlan_tunnel_ref_db)) &&
- (INDEX_INVALID != vxlan_tunnel_ref_db[sw_if_index]));
-
- gbp_vxlan_tunnel_t *gt;
- vxlan_tunnel_ref_t *vxr;
-
- vxr = vxlan_tunnel_ref_get (vxlan_tunnel_ref_db[sw_if_index]);
- gt = gbp_vxlan_tunnel_get (vxr->vxr_parent);
-
- return (gt->gt_sw_if_index);
-}
-
-gbp_itf_hdl_t
-vxlan_gbp_tunnel_lock_itf (u32 sw_if_index)
-{
- ASSERT ((sw_if_index < vec_len (vxlan_tunnel_ref_db)) &&
- (INDEX_INVALID != vxlan_tunnel_ref_db[sw_if_index]));
-
- vxlan_tunnel_ref_t *vxr;
-
- vxr = vxlan_tunnel_ref_get (vxlan_tunnel_ref_db[sw_if_index]);
-
- gbp_itf_lock (vxr->vxr_itf);
-
- return (vxr->vxr_itf);
-}
-
-
-gbp_vxlan_tunnel_type_t
-gbp_vxlan_tunnel_get_type (u32 sw_if_index)
-{
- if (sw_if_index < vec_len (vxlan_tunnel_ref_db) &&
- INDEX_INVALID != vxlan_tunnel_ref_db[sw_if_index])
- {
- return (VXLAN_GBP_TUNNEL);
- }
- else if (sw_if_index < vec_len (gbp_vxlan_tunnel_db) &&
- INDEX_INVALID != gbp_vxlan_tunnel_db[sw_if_index])
- {
- return (GBP_VXLAN_TEMPLATE_TUNNEL);
- }
-
- ASSERT (0);
- return (GBP_VXLAN_TEMPLATE_TUNNEL);
-}
-
-gbp_itf_hdl_t
-gbp_vxlan_tunnel_clone_and_lock (u32 sw_if_index,
- const ip46_address_t * src,
- const ip46_address_t * dst)
-{
- gbp_vxlan_tunnel_t *gt;
- index_t gti;
-
- gti = gbp_vxlan_tunnel_db[sw_if_index];
-
- if (INDEX_INVALID == gti)
- return (GBP_ITF_HDL_INVALID);
-
- gt = pool_elt_at_index (gbp_vxlan_tunnel_pool, gti);
-
- return (gdb_vxlan_dep_add (gt, src, dst));
-}
-
-void
-vxlan_gbp_tunnel_unlock (u32 sw_if_index)
-{
- /* vxlan_tunnel_ref_t *vxr; */
- /* index_t vxri; */
-
- /* vxri = vxlan_tunnel_ref_db[sw_if_index]; */
-
- /* ASSERT (vxri != INDEX_INVALID); */
-
- /* vxr = vxlan_tunnel_ref_get (vxri); */
-
- /* gdb_vxlan_dep_del (vxri); */
-}
-
-void
-gbp_vxlan_walk (gbp_vxlan_cb_t cb, void *ctx)
-{
- gbp_vxlan_tunnel_t *gt;
-
- /* *INDENT-OFF* */
- pool_foreach (gt, gbp_vxlan_tunnel_pool)
- {
- if (WALK_CONTINUE != cb(gt, ctx))
- break;
- }
- /* *INDENT-ON* */
-}
-
-static walk_rc_t
-gbp_vxlan_tunnel_show_one (gbp_vxlan_tunnel_t * gt, void *ctx)
-{
- vlib_cli_output (ctx, "%U", format_gbp_vxlan_tunnel,
- gt - gbp_vxlan_tunnel_pool);
-
- return (WALK_CONTINUE);
-}
-
-static u8 *
-format_gbp_vxlan_tunnel_name (u8 * s, va_list * args)
-{
- u32 dev_instance = va_arg (*args, u32);
-
- return format (s, "gbp-vxlan-%d", dev_instance);
-}
-
-u8 *
-format_gbp_vxlan_tunnel_layer (u8 * s, va_list * args)
-{
- gbp_vxlan_tunnel_layer_t gl = va_arg (*args, gbp_vxlan_tunnel_layer_t);
- s = format (s, "%s", gbp_vxlan_tunnel_layer_strings[gl]);
-
- return (s);
-}
-
-u8 *
-format_gbp_vxlan_tunnel (u8 * s, va_list * args)
-{
- u32 dev_instance = va_arg (*args, u32);
- CLIB_UNUSED (int verbose) = va_arg (*args, int);
- gbp_vxlan_tunnel_t *gt = gbp_vxlan_tunnel_get (dev_instance);
- index_t *vxri;
-
- s = format (s, " [%d] gbp-vxlan-tunnel: hw:%d sw:%d vni:%d %U",
- dev_instance, gt->gt_hw_if_index,
- gt->gt_sw_if_index, gt->gt_vni,
- format_gbp_vxlan_tunnel_layer, gt->gt_layer);
- if (GBP_VXLAN_TUN_L2 == gt->gt_layer)
- s = format (s, " BD:%d gbd-index:%d", gt->gt_bd_rd_id, gt->gt_gbd);
- else
- s = format (s, " RD:%d grd-index:%d", gt->gt_bd_rd_id, gt->gt_grd);
-
- s = format (s, " dependents:");
- vec_foreach (vxri, gt->gt_tuns)
- {
- s = format (s, "\n %U, ", format_vxlan_tunnel_ref, *vxri);
- }
-
- return s;
-}
-
-typedef struct gbp_vxlan_tx_trace_t_
-{
- u32 vni;
-} gbp_vxlan_tx_trace_t;
-
-u8 *
-format_gbp_vxlan_tx_trace (u8 * s, va_list * args)
-{
- CLIB_UNUSED (vlib_main_t * vm) = va_arg (*args, vlib_main_t *);
- CLIB_UNUSED (vlib_node_t * node) = va_arg (*args, vlib_node_t *);
- gbp_vxlan_tx_trace_t *t = va_arg (*args, gbp_vxlan_tx_trace_t *);
-
- s = format (s, "GBP-VXLAN: vni:%d", t->vni);
-
- return (s);
-}
-
-clib_error_t *
-gbp_vxlan_interface_admin_up_down (vnet_main_t * vnm,
- u32 hw_if_index, u32 flags)
-{
- vnet_hw_interface_t *hi;
- u32 ti;
-
- hi = vnet_get_hw_interface (vnm, hw_if_index);
-
- if (NULL == gbp_vxlan_tunnel_db ||
- hi->sw_if_index >= vec_len (gbp_vxlan_tunnel_db))
- return (NULL);
-
- ti = gbp_vxlan_tunnel_db[hi->sw_if_index];
-
- if (~0 == ti)
- /* not one of ours */
- return (NULL);
-
- if (flags & VNET_SW_INTERFACE_FLAG_ADMIN_UP)
- vnet_hw_interface_set_flags (vnm, hw_if_index,
- VNET_HW_INTERFACE_FLAG_LINK_UP);
- else
- vnet_hw_interface_set_flags (vnm, hw_if_index, 0);
-
- return (NULL);
-}
-
-static uword
-gbp_vxlan_interface_tx (vlib_main_t * vm,
- vlib_node_runtime_t * node, vlib_frame_t * frame)
-{
- clib_warning ("you shouldn't be here, leaking buffers...");
- return frame->n_vectors;
-}
-
-/* *INDENT-OFF* */
-VNET_DEVICE_CLASS (gbp_vxlan_device_class) = {
- .name = "GBP VXLAN tunnel-template",
- .format_device_name = format_gbp_vxlan_tunnel_name,
- .format_device = format_gbp_vxlan_tunnel,
- .format_tx_trace = format_gbp_vxlan_tx_trace,
- .admin_up_down_function = gbp_vxlan_interface_admin_up_down,
- .tx_function = gbp_vxlan_interface_tx,
-};
-
-VNET_HW_INTERFACE_CLASS (gbp_vxlan_hw_interface_class) = {
- .name = "GBP-VXLAN",
- .flags = VNET_HW_INTERFACE_CLASS_FLAG_P2P,
-};
-/* *INDENT-ON* */
-
-int
-gbp_vxlan_tunnel_add (u32 vni, gbp_vxlan_tunnel_layer_t layer,
- u32 bd_rd_id,
- const ip4_address_t * src, u32 * sw_if_indexp)
-{
- gbp_vxlan_tunnel_t *gt;
- index_t gti;
- uword *p;
- int rv;
-
- rv = 0;
- p = hash_get (gv_db, vni);
-
- GBP_VXLAN_TUN_DBG ("add: %d %d %d", vni, layer, bd_rd_id);
-
- if (NULL == p)
- {
- vnet_sw_interface_t *si;
- vnet_hw_interface_t *hi;
- index_t gbi, grdi;
- vnet_main_t *vnm;
-
- gbi = grdi = INDEX_INVALID;
-
- if (layer == GBP_VXLAN_TUN_L2)
- {
- gbi = gbp_bridge_domain_find_and_lock (bd_rd_id);
-
- if (INDEX_INVALID == gbi)
- {
- return (VNET_API_ERROR_BD_NOT_MODIFIABLE);
- }
- }
- else
- {
- grdi = gbp_route_domain_find_and_lock (bd_rd_id);
-
- if (INDEX_INVALID == grdi)
- {
- return (VNET_API_ERROR_NO_SUCH_FIB);
- }
- }
-
- vnm = vnet_get_main ();
- pool_get (gbp_vxlan_tunnel_pool, gt);
- gti = gt - gbp_vxlan_tunnel_pool;
-
- gt->gt_vni = vni;
- gt->gt_layer = layer;
- gt->gt_bd_rd_id = bd_rd_id;
- gt->gt_src.ip4.as_u32 = src->as_u32;
- gt->gt_hw_if_index = vnet_register_interface (vnm,
- gbp_vxlan_device_class.index,
- gti,
- gbp_vxlan_hw_interface_class.index,
- gti);
-
- hi = vnet_get_hw_interface (vnm, gt->gt_hw_if_index);
-
- gt->gt_sw_if_index = hi->sw_if_index;
-
- /* don't flood packets in a BD to these interfaces */
- si = vnet_get_sw_interface (vnm, gt->gt_sw_if_index);
- si->flood_class = VNET_FLOOD_CLASS_NO_FLOOD;
-
- if (layer == GBP_VXLAN_TUN_L2)
- {
- gbp_bridge_domain_t *gb;
-
- gb = gbp_bridge_domain_get (gbi);
-
- gt->gt_gbd = gbi;
- gb->gb_vni = gti;
- /* set it up as a GBP interface */
- gt->gt_itf = gbp_itf_l2_add_and_lock (gt->gt_sw_if_index,
- gt->gt_gbd);
- gbp_itf_l2_set_input_feature (gt->gt_itf, L2INPUT_FEAT_GBP_LEARN);
- }
- else
- {
- gt->gt_grd = grdi;
- gt->gt_itf = gbp_itf_l3_add_and_lock (gt->gt_sw_if_index,
- gt->gt_grd);
- gbp_itf_l3_set_input_feature (gt->gt_itf, GBP_ITF_L3_FEAT_LEARN);
- }
-
- /*
- * save the tunnel by VNI and by sw_if_index
- */
- hash_set (gv_db, vni, gti);
-
- vec_validate_init_empty (gbp_vxlan_tunnel_db,
- gt->gt_sw_if_index, INDEX_INVALID);
- gbp_vxlan_tunnel_db[gt->gt_sw_if_index] = gti;
-
- if (sw_if_indexp)
- *sw_if_indexp = gt->gt_sw_if_index;
-
- vxlan_gbp_register_udp_ports ();
- }
- else
- {
- gti = p[0];
- rv = VNET_API_ERROR_IF_ALREADY_EXISTS;
- }
-
- GBP_VXLAN_TUN_DBG ("add: %U", format_gbp_vxlan_tunnel, gti);
-
- return (rv);
-}
-
-int
-gbp_vxlan_tunnel_del (u32 vni)
-{
- gbp_vxlan_tunnel_t *gt;
- uword *p;
-
- p = hash_get (gv_db, vni);
-
- if (NULL != p)
- {
- vnet_main_t *vnm;
-
- vnm = vnet_get_main ();
- gt = gbp_vxlan_tunnel_get (p[0]);
-
- vxlan_gbp_unregister_udp_ports ();
-
- GBP_VXLAN_TUN_DBG ("del: %U", format_gbp_vxlan_tunnel,
- gt - gbp_vxlan_tunnel_pool);
-
- gbp_endpoint_flush (GBP_ENDPOINT_SRC_DP, gt->gt_sw_if_index);
- ASSERT (0 == vec_len (gt->gt_tuns));
- vec_free (gt->gt_tuns);
-
- gbp_itf_unlock (&gt->gt_itf);
-
- if (GBP_VXLAN_TUN_L2 == gt->gt_layer)
- {
- gbp_bridge_domain_unlock (gt->gt_gbd);
- }
- else
- {
- gbp_route_domain_unlock (gt->gt_grd);
- }
-
- vnet_sw_interface_set_flags (vnm, gt->gt_sw_if_index, 0);
- vnet_delete_hw_interface (vnm, gt->gt_hw_if_index);
-
- hash_unset (gv_db, vni);
- gbp_vxlan_tunnel_db[gt->gt_sw_if_index] = INDEX_INVALID;
-
- pool_put (gbp_vxlan_tunnel_pool, gt);
- }
- else
- return VNET_API_ERROR_NO_SUCH_ENTRY;
-
- return (0);
-}
-
-static clib_error_t *
-gbp_vxlan_show (vlib_main_t * vm,
- unformat_input_t * input, vlib_cli_command_t * cmd)
-{
-
- vlib_cli_output (vm, "GBP-VXLAN Interfaces:");
-
- gbp_vxlan_walk (gbp_vxlan_tunnel_show_one, vm);
-
- return (NULL);
-}
-
-/*?
- * Show Group Based Policy VXLAN tunnels
- *
- * @cliexpar
- * @cliexstart{show gbp vxlan}
- * @cliexend
- ?*/
-/* *INDENT-OFF* */
-VLIB_CLI_COMMAND (gbp_vxlan_show_node, static) = {
- .path = "show gbp vxlan",
- .short_help = "show gbp vxlan\n",
- .function = gbp_vxlan_show,
-};
-/* *INDENT-ON* */
-
-static clib_error_t *
-gbp_vxlan_init (vlib_main_t * vm)
-{
- vxlan_gbp_main_t *vxm = &vxlan_gbp_main;
-
- gt_logger = vlib_log_register_class ("gbp", "tun");
-
- punt_hdl = vlib_punt_client_register ("gbp-vxlan");
-
- vlib_punt_register (punt_hdl,
- vxm->punt_no_such_tunnel[FIB_PROTOCOL_IP4],
- "gbp-vxlan4");
-
- return (0);
-}
-
-/* *INDENT-OFF* */
-VLIB_INIT_FUNCTION (gbp_vxlan_init) =
-{
- .runs_after = VLIB_INITS("punt_init", "vxlan_gbp_init"),
-};
-/* *INDENT-ON* */
-
-/*
- * fd.io coding-style-patch-verification: ON
- *
- * Local Variables:
- * eval: (c-set-style "gnu")
- * End:
- */