diff options
Diffstat (limited to 'src/vnet/ip/ip46_cli.c')
-rw-r--r-- | src/vnet/ip/ip46_cli.c | 236 |
1 files changed, 236 insertions, 0 deletions
diff --git a/src/vnet/ip/ip46_cli.c b/src/vnet/ip/ip46_cli.c new file mode 100644 index 00000000000..ce1ffa6242b --- /dev/null +++ b/src/vnet/ip/ip46_cli.c @@ -0,0 +1,236 @@ +/* + * 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> + +/** + * @file + * @brief Set IP Address. + * + * Configure an IPv4 or IPv6 address for on an interface. + */ + + +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; +} + +/* *INDENT-OFF* */ +VLIB_CLI_COMMAND (set_interface_ip_command, static) = { + .path = "set interface ip", + .short_help = "IP4/IP6 commands", +}; +/* *INDENT-ON* */ + +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; + + /* *INDENT-OFF* */ + 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); + })); + /* *INDENT-ON* */ + + /* *INDENT-OFF* */ + 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); + })); + /* *INDENT-ON* */ + + 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; +} + +/*? + * Add an IP Address to an interface or remove and IP Address from an interface. + * The IP Address can be an IPv4 or an IPv6 address. Interfaces may have multiple + * IPv4 and IPv6 addresses. There is no concept of primary vs. secondary + * interface addresses; they're just addresses. + * + * To display the addresses associated with a given interface, use the command + * '<em>show interface address <interface></em>'. + * + * Note that the debug CLI does not enforce classful mask-width / addressing + * constraints. + * + * @cliexpar + * @parblock + * An example of how to add an IPv4 address to an interface: + * @cliexcmd{set interface ip address GigabitEthernet2/0/0 172.16.2.12/24} + * + * An example of how to add an IPv6 address to an interface: + * @cliexcmd{set interface ip address GigabitEthernet2/0/0 @::a:1:1:0:7/126} + * + * To delete a specific interface ip address: + * @cliexcmd{set interface ip address GigabitEthernet2/0/0 172.16.2.12/24 del} + * + * To delete all interfaces addresses (IPv4 and IPv6): + * @cliexcmd{set interface ip address GigabitEthernet2/0/0 del all} + * @endparblock + ?*/ +/* *INDENT-OFF* */ +VLIB_CLI_COMMAND (set_interface_ip_address_command, static) = { + .path = "set interface ip address", + .function = add_del_ip_address, + .short_help = "set interface ip address <interface> [<ip-addr>/<mask> [del]] | [del all]", +}; +/* *INDENT-ON* */ + +/* 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); + +/* + * fd.io coding-style-patch-verification: ON + * + * Local Variables: + * eval: (c-set-style "gnu") + * End: + */ |