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/*
* Copyright (c) 2015 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.
*/
/*
* ip/ip4_cli.c: ip4 commands
*
* Copyright (c) 2008 Eliot Dresselhaus
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
#include <vnet/ip/ip.h>
int ip4_address_compare (ip4_address_t * a1, ip4_address_t * a2)
{ return clib_net_to_host_u32 (a1->data_u32) - clib_net_to_host_u32 (a2->data_u32); }
int ip6_address_compare (ip6_address_t * a1, ip6_address_t * a2)
{
int i;
for (i = 0; i < ARRAY_LEN (a1->as_u16); i++)
{
int cmp = clib_net_to_host_u16 (a1->as_u16[i]) - clib_net_to_host_u16 (a2->as_u16[i]);
if (cmp != 0)
return cmp;
}
return 0;
}
VLIB_CLI_COMMAND (set_interface_ip_command, static) = {
.path = "set interface ip",
.short_help = "IP4/IP6 commands",
};
void ip_del_all_interface_addresses (vlib_main_t *vm, u32 sw_if_index)
{
ip4_main_t * im4 = &ip4_main;
ip4_address_t * ip4_addrs = 0;
u32 *ip4_masks = 0;
ip6_main_t * im6 = &ip6_main;
ip6_address_t * ip6_addrs = 0;
u32 *ip6_masks = 0;
ip_interface_address_t * ia;
int i;
foreach_ip_interface_address (&im4->lookup_main, ia, sw_if_index,
0 /* honor unnumbered */,
({
ip4_address_t * x = (ip4_address_t *)
ip_interface_address_get_address (&im4->lookup_main, ia);
vec_add1 (ip4_addrs, x[0]);
vec_add1 (ip4_masks, ia->address_length);
}));
foreach_ip_interface_address (&im6->lookup_main, ia, sw_if_index,
0 /* honor unnumbered */,
({
ip6_address_t * x = (ip6_address_t *)
ip_interface_address_get_address (&im6->lookup_main, ia);
vec_add1 (ip6_addrs, x[0]);
vec_add1 (ip6_masks, ia->address_length);
}));
for (i = 0; i < vec_len (ip4_addrs); i++)
ip4_add_del_interface_address (vm, sw_if_index, &ip4_addrs[i],
ip4_masks[i], 1 /* is_del */);
for (i = 0; i < vec_len (ip6_addrs); i++)
ip6_add_del_interface_address (vm, sw_if_index, &ip6_addrs[i],
ip6_masks[i], 1 /* is_del */);
vec_free (ip4_addrs);
vec_free (ip4_masks);
vec_free (ip6_addrs);
vec_free (ip6_masks);
}
static clib_error_t *
ip_address_delete_cleanup (vnet_main_t * vnm, u32 hw_if_index, u32 is_create)
{
vlib_main_t * vm = vlib_get_main();
vnet_hw_interface_t * hw;
if (is_create)
return 0;
hw = vnet_get_hw_interface (vnm, hw_if_index);
ip_del_all_interface_addresses (vm, hw->sw_if_index);
return 0;
}
VNET_HW_INTERFACE_ADD_DEL_FUNCTION (ip_address_delete_cleanup);
static clib_error_t *
add_del_ip_address (vlib_main_t * vm,
unformat_input_t * input,
vlib_cli_command_t * cmd)
{
vnet_main_t * vnm = vnet_get_main();
ip4_address_t a4;
ip6_address_t a6;
clib_error_t * error = 0;
u32 sw_if_index, length, is_del;
sw_if_index = ~0;
is_del = 0;
if (unformat (input, "del"))
is_del = 1;
if (! unformat_user (input, unformat_vnet_sw_interface, vnm, &sw_if_index))
{
error = clib_error_return (0, "unknown interface `%U'",
format_unformat_error, input);
goto done;
}
if (is_del && unformat (input, "all"))
ip_del_all_interface_addresses (vm, sw_if_index);
else if (unformat (input, "%U/%d", unformat_ip4_address, &a4, &length))
error = ip4_add_del_interface_address (vm, sw_if_index, &a4, length,
is_del);
else if (unformat (input, "%U/%d", unformat_ip6_address, &a6, &length))
error = ip6_add_del_interface_address (vm, sw_if_index, &a6, length,
is_del);
else
{
error = clib_error_return (0, "expected IP4/IP6 address/length `%U'",
format_unformat_error, input);
goto done;
}
done:
return error;
}
/*?
* To set an interface ip address, use "set interface ip address":
*
* @cliexpar
* @cliexstart{set interface ip address}
* vpp# set interface ip address GigabitEthernet2/0/0 db01::1/64
* Note that the debug CLI does not enforce classful mask-width / addressing constraints.
* Interfaces may have multiple ip4 and ip6 addresses.
* There is no concept of primary vs. secondary interface addresses; they're just addresses.
* To delete a specific interface ip address, use "set interface ip address del":
* vpp# set interface ip address del GigabitEthernet2/0/0 6.0.0.2/24
* To delete all interfaces addresses (ip4+ip6), use "set interface ip address del <intfc> all"
* vpp# set interface ip address del GigabitEthernet2/0/0 all
* @cliexend
?*/
VLIB_CLI_COMMAND (set_interface_ip_address_command, static) = {
.path = "set interface ip address",
.function = add_del_ip_address,
.short_help = "Add/delete IP4/IP6 address for interface",
};
/* Dummy init function to get us linked in. */
static clib_error_t * ip4_cli_init (vlib_main_t * vm)
{ return 0; }
VLIB_INIT_FUNCTION (ip4_cli_init);
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