2 * Copyright (c) 2015 Cisco and/or its affiliates.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at:
7 * http://www.apache.org/licenses/LICENSE-2.0
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
15 #include <vnet/ip/ip.h>
16 #include <vnet/ethernet/ethernet.h>
17 #include <vnet/adj/adj.h>
18 #include <vnet/fib/fib_table.h>
26 virtual_ip_cmd_fn_command_fn (vlib_main_t * vm,
27 unformat_input_t * input,
28 vlib_cli_command_t * cmd)
30 unformat_input_t _line_input, *line_input = &_line_input;
31 vnet_main_t *vnm = vnet_get_main ();
32 ip46_address_t next_hop, *next_hops;
33 fib_route_path_t *rpaths;
36 mac_addr_t *mac_addrs = 0;
39 clib_error_t *error = NULL;
44 prefix.fp_proto = FIB_PROTOCOL_IP4;
46 /* Get a line of input. */
47 if (!unformat_user (input, unformat_line_input, line_input))
50 if (!unformat (line_input, "%U %U",
51 unformat_ip4_address, &prefix.fp_addr.ip4,
52 unformat_vnet_sw_interface, vnm, &sw_if_index))
54 error = clib_error_return (0, "unknown input `%U'",
55 format_unformat_error, line_input);
59 while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT)
61 if (unformat (line_input, "mac %U",
62 unformat_ethernet_address, &mac_addr))
65 vec_add2 (mac_addrs, ma, 1);
66 clib_memcpy (ma, mac_addr, sizeof (mac_addr));
68 else if (unformat (line_input, "next-hop %U",
69 unformat_ip4_address, &next_hop.ip4))
71 vec_add1 (next_hops, next_hop);
75 error = clib_error_return (0, "unknown input `%U'",
76 format_unformat_error, line_input);
81 if (vec_len (mac_addrs) == 0 || vec_len (mac_addrs) != vec_len (next_hops))
83 error = clib_error_return (0, "unknown input `%U'",
84 format_unformat_error, line_input);
88 /* Create / delete special interface route /32's */
90 for (i = 0; i < vec_len (mac_addrs); i++)
92 fib_route_path_t *rpath;
94 adj_nbr_add_or_lock_w_rewrite (FIB_PROTOCOL_IP4,
97 sw_if_index, mac_addrs[i].mac_addr);
99 vec_add2 (rpaths, rpath, 1);
101 rpath->frp_proto = FIB_PROTOCOL_IP4;
102 rpath->frp_addr = next_hops[i];
103 rpath->frp_sw_if_index = sw_if_index;
104 rpath->frp_fib_index = ~0;
105 rpath->frp_weight = 1;
106 rpath->frp_label_stack = NULL;
109 fib_table_entry_path_add2 (0, // default FIB table
111 FIB_SOURCE_CLI, FIB_ENTRY_FLAG_NONE, rpaths);
114 vec_free (mac_addrs);
115 vec_free (next_hops);
116 unformat_free (line_input);
122 VLIB_CLI_COMMAND (virtual_ip_cmd_fn_command, static) = {
123 .path = "ip virtual",
124 .short_help = "ip virtual <addr> <interface> [mac <Mi>]+",
125 .function = virtual_ip_cmd_fn_command_fn,
130 * fd.io coding-style-patch-verification: ON
133 * eval: (c-set-style "gnu")