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-rwxr-xr-xhicn-plugin/src/strategies/strategy_mw_cli.c148
1 files changed, 148 insertions, 0 deletions
diff --git a/hicn-plugin/src/strategies/strategy_mw_cli.c b/hicn-plugin/src/strategies/strategy_mw_cli.c
new file mode 100755
index 000000000..ff4125258
--- /dev/null
+++ b/hicn-plugin/src/strategies/strategy_mw_cli.c
@@ -0,0 +1,148 @@
+/*
+ * Copyright (c) 2017-2019 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 <vnet/vnet.h>
+#include <vnet/dpo/dpo.h>
+#include <vlib/vlib.h>
+#include <vnet/fib/fib_entry.h>
+#include <vnet/fib/fib_table.h>
+
+#include "../strategy_dpo_manager.h"
+#include "../faces/face.h"
+#include "../error.h"
+#include "../route.h"
+#include "dpo_mw.h"
+
+static clib_error_t *
+hicn_mw_strategy_cli_set_weight_command_fn (vlib_main_t * vm,
+ unformat_input_t * main_input,
+ vlib_cli_command_t * cmd)
+{
+ clib_error_t *cl_err = 0;
+ int ret = HICN_ERROR_NONE;
+ ip46_address_t prefix;
+ hicn_face_id_t faceid = HICN_FACE_NULL;
+ u32 fib_index;
+ u32 weight = HICN_PARAM_FIB_ENTRY_NHOP_WGHT_DFLT;
+ u32 plen = 0;
+ hicn_dpo_ctx_t *hicn_dpo_ctx;
+ const dpo_id_t *hicn_dpo_id;
+ u32 vft_id;
+ const hicn_dpo_vft_t *dpo_vft;
+
+ /* Get a line of input. */
+ unformat_input_t _line_input, *line_input = &_line_input;
+ if (unformat_user (main_input, unformat_line_input, line_input))
+ {
+ while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT)
+ {
+ if (unformat (line_input, "prefix %U/%u", unformat_ip46_address,
+ &prefix, IP46_TYPE_ANY, &plen))
+ ;
+ else if (unformat (line_input, "face %u", &faceid))
+ ;
+ else if (unformat (line_input, "weight %u", &weight))
+ ;
+ else
+ {
+ return clib_error_return (0, "%s",
+ get_error_string
+ (HICN_ERROR_CLI_INVAL));
+ }
+
+ }
+ }
+
+ if (((weight < 0) || (weight > HICN_PARAM_FIB_ENTRY_NHOP_WGHT_MAX)))
+ {
+ cl_err = clib_error_return (0,
+ "Next-hop weight must be between 0 and %d",
+ (int) HICN_PARAM_FIB_ENTRY_NHOP_WGHT_MAX);
+ goto done;
+ }
+
+ if (((ip46_address_is_zero (&prefix)) || faceid == HICN_FACE_NULL))
+ {
+ cl_err =
+ clib_error_return (0, "Please specify prefix and a valid faceid...");
+ goto done;
+ }
+
+ fib_prefix_t fib_pfx;
+ fib_prefix_from_ip46_addr (&prefix, &fib_pfx);
+ fib_pfx.fp_len = plen;
+
+ ret = hicn_route_get_dpo (&prefix, plen, &hicn_dpo_id, &fib_index);
+
+ if (ret == HICN_ERROR_NONE)
+ {
+ vft_id = hicn_dpo_get_vft_id (hicn_dpo_id);
+ dpo_vft = hicn_dpo_get_vft (vft_id);
+ hicn_dpo_ctx = dpo_vft->hicn_dpo_get_ctx (hicn_dpo_id->dpoi_index);
+
+ if (hicn_dpo_ctx == NULL
+ || hicn_dpo_id->dpoi_type != hicn_dpo_strategy_mw_get_type ())
+ {
+ cl_err = clib_error_return (0, get_error_string (ret));
+ goto done;
+ }
+
+ hicn_strategy_mw_ctx_t *mw_dpo =
+ (hicn_strategy_mw_ctx_t *) hicn_dpo_ctx;
+ int idx = ~0;
+ for (int i = 0; i < hicn_dpo_ctx->entry_count; i++)
+ if (hicn_dpo_ctx->next_hops[i].dpoi_index == (index_t) faceid)
+ idx = i;
+
+ if (idx == ~0)
+ {
+ cl_err =
+ clib_error_return (0,
+ get_error_string
+ (HICN_ERROR_MW_STRATEGY_NH_NOT_FOUND));
+ goto done;
+ }
+
+ mw_dpo->weight[idx] = weight;
+ }
+ else
+ {
+ cl_err = clib_error_return (0, get_error_string (ret));
+
+ }
+
+done:
+
+ return (cl_err);
+
+}
+
+/* cli declaration for 'strategy mw' */
+/* *INDENT-OFF* */
+VLIB_CLI_COMMAND(hicn_mw_strategy_cli_set_weight_command, static)=
+{
+ .path = "hicn strategy mw set",
+ .short_help = "hicn strategy mw set prefix <prefix> face <face_id> weight <weight>",
+ .function = hicn_mw_strategy_cli_set_weight_command_fn,
+};
+/* *INDENT-ON* */
+
+/*
+ * fd.io coding-style-patch-verification: ON
+ *
+ * Local Variables:
+ * eval: (c-set-style "gnu")
+ * End:
+ */