summaryrefslogtreecommitdiffstats
path: root/extras/deprecated/plugins/gbp/gbp_ext_itf.c
diff options
context:
space:
mode:
Diffstat (limited to 'extras/deprecated/plugins/gbp/gbp_ext_itf.c')
-rw-r--r--extras/deprecated/plugins/gbp/gbp_ext_itf.c293
1 files changed, 293 insertions, 0 deletions
diff --git a/extras/deprecated/plugins/gbp/gbp_ext_itf.c b/extras/deprecated/plugins/gbp/gbp_ext_itf.c
new file mode 100644
index 00000000000..c5506661c2d
--- /dev/null
+++ b/extras/deprecated/plugins/gbp/gbp_ext_itf.c
@@ -0,0 +1,293 @@
+/*
+ * 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_ext_itf.h>
+#include <plugins/gbp/gbp_bridge_domain.h>
+#include <plugins/gbp/gbp_route_domain.h>
+#include <plugins/gbp/gbp_itf.h>
+
+/**
+ * Pool of GBP ext_itfs
+ */
+gbp_ext_itf_t *gbp_ext_itf_pool;
+
+/**
+ * external interface configs keyed by sw_if_index
+ */
+index_t *gbp_ext_itf_db;
+
+#define GBP_EXT_ITF_ID 0x00000080
+
+/**
+ * logger
+ */
+vlib_log_class_t gx_logger;
+
+#define GBP_EXT_ITF_DBG(...) \
+ vlib_log_debug (gx_logger, __VA_ARGS__);
+
+u8 *
+format_gbp_ext_itf (u8 * s, va_list * args)
+{
+ gbp_ext_itf_t *gx = va_arg (*args, gbp_ext_itf_t *);
+
+ return (format (s, "%U%s in %U",
+ format_gbp_itf_hdl, gx->gx_itf,
+ (gx->gx_flags & GBP_EXT_ITF_F_ANON) ? " [anon]" : "",
+ format_gbp_bridge_domain, gx->gx_bd));
+}
+
+int
+gbp_ext_itf_add (u32 sw_if_index, u32 bd_id, u32 rd_id, u32 flags)
+{
+ gbp_ext_itf_t *gx;
+ index_t gxi;
+
+ vec_validate_init_empty (gbp_ext_itf_db, sw_if_index, INDEX_INVALID);
+
+ gxi = gbp_ext_itf_db[sw_if_index];
+
+ if (INDEX_INVALID == gxi)
+ {
+ gbp_route_domain_t *gr;
+ fib_protocol_t fproto;
+ index_t gbi, gri;
+
+ gbi = gbp_bridge_domain_find_and_lock (bd_id);
+
+ if (INDEX_INVALID == gbi)
+ return (VNET_API_ERROR_NO_SUCH_ENTRY);
+
+ gri = gbp_route_domain_find_and_lock (rd_id);
+
+ if (INDEX_INVALID == gri)
+ {
+ gbp_bridge_domain_unlock (gbi);
+ return (VNET_API_ERROR_NO_SUCH_ENTRY);
+ }
+
+ pool_get_zero (gbp_ext_itf_pool, gx);
+ gxi = gx - gbp_ext_itf_pool;
+
+ gr = gbp_route_domain_get (gri);
+
+ gx->gx_bd = gbi;
+ gx->gx_rd = gri;
+ gbp_itf_hdl_reset (&gx->gx_itf);
+
+ FOR_EACH_FIB_IP_PROTOCOL (fproto)
+ {
+ gx->gx_fib_index[fproto] =
+ gr->grd_fib_index[fib_proto_to_dpo (fproto)];
+ }
+
+ if (flags & GBP_EXT_ITF_F_ANON)
+ {
+ /* add interface to the BD */
+ gx->gx_itf = gbp_itf_l2_add_and_lock (sw_if_index, gbi);
+
+ /* setup GBP L2 features on this interface */
+ gbp_itf_l2_set_input_feature (gx->gx_itf,
+ L2INPUT_FEAT_GBP_LPM_ANON_CLASSIFY |
+ L2INPUT_FEAT_LEARN);
+ gbp_itf_l2_set_output_feature (gx->gx_itf,
+ L2OUTPUT_FEAT_GBP_POLICY_LPM);
+ }
+
+ gx->gx_flags = flags;
+
+ gbp_ext_itf_db[sw_if_index] = gxi;
+
+ GBP_EXT_ITF_DBG ("add: %U", format_gbp_ext_itf, gx);
+
+ return (0);
+ }
+
+ return (VNET_API_ERROR_ENTRY_ALREADY_EXISTS);
+}
+
+int
+gbp_ext_itf_delete (u32 sw_if_index)
+{
+ gbp_ext_itf_t *gx;
+ index_t gxi;
+
+ if (vec_len (gbp_ext_itf_db) <= sw_if_index)
+ return (VNET_API_ERROR_INVALID_SW_IF_INDEX);
+
+ gxi = gbp_ext_itf_db[sw_if_index];
+
+ if (INDEX_INVALID != gxi)
+ {
+ gx = pool_elt_at_index (gbp_ext_itf_pool, gxi);
+
+ GBP_EXT_ITF_DBG ("del: %U", format_gbp_ext_itf, gx);
+
+ gbp_itf_unlock (&gx->gx_itf);
+ gbp_route_domain_unlock (gx->gx_rd);
+ gbp_bridge_domain_unlock (gx->gx_bd);
+
+ gbp_ext_itf_db[sw_if_index] = INDEX_INVALID;
+ pool_put (gbp_ext_itf_pool, gx);
+
+ return (0);
+ }
+ return (VNET_API_ERROR_NO_SUCH_ENTRY);
+}
+
+static clib_error_t *
+gbp_ext_itf_add_del_cli (vlib_main_t * vm,
+ unformat_input_t * input, vlib_cli_command_t * cmd)
+{
+ unformat_input_t _line_input, *line_input = &_line_input;
+ u32 sw_if_index = ~0, bd_id = ~0, rd_id = ~0, flags = 0;
+ int add = 1;
+ int rv;
+
+ /* Get a line of input. */
+ if (!unformat_user (input, unformat_line_input, line_input))
+ return 0;
+
+ while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT)
+ {
+ if (unformat (line_input, "del"))
+ add = 0;
+ else
+ if (unformat
+ (line_input, "%U", unformat_vnet_sw_interface, vnet_get_main (),
+ &sw_if_index))
+ ;
+ else if (unformat (line_input, "bd %d", &bd_id))
+ ;
+ else if (unformat (line_input, "rd %d", &rd_id))
+ ;
+ else if (unformat (line_input, "anon-l3-out"))
+ flags |= GBP_EXT_ITF_F_ANON;
+ else
+ return clib_error_return (0, "unknown input `%U'",
+ format_unformat_error, line_input);
+ }
+ unformat_free (line_input);
+
+ if (~0 == sw_if_index)
+ return clib_error_return (0, "interface must be specified");
+
+ if (add)
+ {
+ 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");
+ rv = gbp_ext_itf_add (sw_if_index, bd_id, rd_id, flags);
+ }
+ else
+ rv = gbp_ext_itf_delete (sw_if_index);
+
+ switch (rv)
+ {
+ case 0:
+ return 0;
+ case VNET_API_ERROR_ENTRY_ALREADY_EXISTS:
+ return clib_error_return (0, "interface already exists");
+ case VNET_API_ERROR_NO_SUCH_ENTRY: /* fallthrough */
+ case VNET_API_ERROR_INVALID_SW_IF_INDEX:
+ return clib_error_return (0, "unknown interface");
+ default:
+ return clib_error_return (0, "error %d", rv);
+ }
+
+ /* never reached */
+ return 0;
+}
+
+/*?
+ * Add Group Based Interface as anonymous L3out interface
+ *
+ * @cliexpar
+ * @cliexstart{gbp interface [del] anon-l3out <interface> bd <ID>}
+ * @cliexend
+ ?*/
+/* *INDENT-OFF* */
+VLIB_CLI_COMMAND (gbp_itf_anon_l3out_add_del_node, static) = {
+ .path = "gbp ext-itf",
+ .short_help = "gbp ext-itf [del] <interface> bd <ID> rd <ID> [anon-l3-out]\n",
+ .function = gbp_ext_itf_add_del_cli,
+};
+/* *INDENT-ON* */
+
+void
+gbp_ext_itf_walk (gbp_ext_itf_cb_t cb, void *ctx)
+{
+ gbp_ext_itf_t *ge;
+
+ /* *INDENT-OFF* */
+ pool_foreach (ge, gbp_ext_itf_pool)
+ {
+ if (!cb(ge, ctx))
+ break;
+ }
+ /* *INDENT-ON* */
+}
+
+static walk_rc_t
+gbp_ext_itf_show_one (gbp_ext_itf_t * gx, void *ctx)
+{
+ vlib_cli_output (ctx, " %U", format_gbp_ext_itf, gx);
+
+ return (WALK_CONTINUE);
+}
+
+static clib_error_t *
+gbp_ext_itf_show (vlib_main_t * vm,
+ unformat_input_t * input, vlib_cli_command_t * cmd)
+{
+ vlib_cli_output (vm, "External-Interfaces:");
+ gbp_ext_itf_walk (gbp_ext_itf_show_one, vm);
+
+ return (NULL);
+}
+
+/*?
+ * Show Group Based Policy external interface and derived information
+ *
+ * @cliexpar
+ * @cliexstart{show gbp ext-itf}
+ * @cliexend
+ ?*/
+/* *INDENT-OFF* */
+VLIB_CLI_COMMAND (gbp_ext_itf_show_node, static) = {
+ .path = "show gbp ext-itf",
+ .short_help = "show gbp ext-itf\n",
+ .function = gbp_ext_itf_show,
+};
+/* *INDENT-ON* */
+
+static clib_error_t *
+gbp_ext_itf_init (vlib_main_t * vm)
+{
+ gx_logger = vlib_log_register_class ("gbp", "ext-itf");
+
+ return (NULL);
+}
+
+VLIB_INIT_FUNCTION (gbp_ext_itf_init);
+
+/*
+ * fd.io coding-style-patch-verification: ON
+ *
+ * Local Variables:
+ * eval: (c-set-style "gnu")
+ * End:
+ */