+static clib_error_t *
+set_interface_name (vlib_main_t *vm, unformat_input_t *input,
+ vlib_cli_command_t *cmd)
+{
+ clib_error_t *error = 0;
+ unformat_input_t _line_input, *line_input = &_line_input;
+ vnet_main_t *vnm = vnet_get_main ();
+ u32 hw_if_index = ~0;
+ char *name = 0;
+
+ 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, "%U %s", unformat_vnet_hw_interface, vnm,
+ &hw_if_index, &name))
+ ;
+ else
+ {
+ error = clib_error_return (0, "parse error: '%U'",
+ format_unformat_error, line_input);
+ unformat_free (line_input);
+ vec_free (name);
+ return error;
+ }
+ }
+
+ unformat_free (line_input);
+
+ if (hw_if_index == (u32) ~0 || name == 0)
+ {
+ vec_free (name);
+ error = clib_error_return (0, "please specify valid interface name");
+ return error;
+ }
+
+ error = vnet_rename_interface (vnm, hw_if_index, name);
+ vec_free (name);
+
+ return (error);
+}
+
+VLIB_CLI_COMMAND (cmd_set_if_name, static) = {
+ .path = "set interface name",
+ .short_help = "set interface name <interface-name> <new-interface-name>",
+ .function = set_interface_name,
+ .is_mp_safe = 1,
+};
+
+static clib_error_t *
+set_interface_tx_hash_cmd (vlib_main_t *vm, unformat_input_t *input,
+ vlib_cli_command_t *cmd)
+{
+ clib_error_t *error = 0;
+ unformat_input_t _line_input, *line_input = &_line_input;
+ vnet_main_t *vnm = vnet_get_main ();
+ vnet_hw_interface_t *hi;
+ u8 *hash_name = 0;
+ u32 hw_if_index = (u32) ~0;
+ vnet_hash_fn_t hf;
+ vnet_hash_fn_type_t ftype;
+
+ 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, "%U", unformat_vnet_hw_interface, vnm,
+ &hw_if_index))
+ ;
+ else if (unformat (line_input, "hash-name %s", &hash_name))
+ ;
+ else
+ {
+ error = clib_error_return (0, "parse error: '%U'",
+ format_unformat_error, line_input);
+ unformat_free (line_input);
+ return error;
+ }
+ }
+
+ unformat_free (line_input);
+
+ if (hw_if_index == (u32) ~0)
+ {
+ error = clib_error_return (0, "please specify valid interface name");
+ goto error;
+ }
+
+ if (hash_name == 0)
+ {
+ error = clib_error_return (0, "hash-name is required");
+ goto error;
+ }
+
+ hi = vnet_get_hw_interface (vnm, hw_if_index);
+ ftype =
+ vnet_get_hw_interface_class (vnm, hi->hw_class_index)->tx_hash_fn_type;
+ hf = vnet_hash_function_from_name ((const char *) hash_name, ftype);
+
+ if (!hf)
+ {
+ error = clib_error_return (0, "please specify valid hash name");
+ goto error;
+ }
+
+ hi->hf = hf;
+error:
+ vec_free (hash_name);
+ return (error);
+}
+
+VLIB_CLI_COMMAND (cmd_set_if_tx_hash, static) = {
+ .path = "set interface tx-hash",
+ .short_help = "set interface tx-hash <interface> hash-name <hash-name>",
+ .function = set_interface_tx_hash_cmd,
+};
+
+static clib_error_t *
+show_tx_hash (vlib_main_t *vm, unformat_input_t *input,
+ vlib_cli_command_t *cmd)
+{
+ clib_error_t *error = 0;
+ unformat_input_t _line_input, *line_input = &_line_input;
+ vnet_main_t *vnm = vnet_get_main ();
+ vnet_hw_interface_t *hi;
+ vnet_hash_function_registration_t *hash;
+ u32 hw_if_index = (u32) ~0;
+ vnet_hash_fn_type_t ftype;
+
+ 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, "%U", unformat_vnet_hw_interface, vnm,
+ &hw_if_index))
+ ;
+ else
+ {
+ error = clib_error_return (0, "parse error: '%U'",
+ format_unformat_error, line_input);
+ unformat_free (line_input);
+ goto error;
+ }
+ }
+
+ unformat_free (line_input);
+
+ if (hw_if_index == (u32) ~0)
+ {
+ error = clib_error_return (0, "please specify valid interface name");
+ goto error;
+ }
+
+ hi = vnet_get_hw_interface (vnm, hw_if_index);
+ ftype =
+ vnet_get_hw_interface_class (vnm, hi->hw_class_index)->tx_hash_fn_type;
+
+ if (hi->hf)
+ {
+ hash = vnet_hash_function_from_func (hi->hf, ftype);
+ if (hash)
+ vlib_cli_output (vm, "%U", format_vnet_hash, hash);
+ else
+ vlib_cli_output (vm, "no matching hash function found");
+ }
+ else
+ vlib_cli_output (vm, "no hashing function set");
+
+error:
+ return (error);
+}
+
+VLIB_CLI_COMMAND (cmd_show_tx_hash, static) = {
+ .path = "show interface tx-hash",
+ .short_help = "show interface tx-hash [interface]",
+ .function = show_tx_hash,
+};
+