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// SPDX-License-Identifier: Apache-2.0
// Copyright(c) 2023 Cisco Systems, Inc.
#include <stdbool.h>
#include <vlib/vlib.h>
#include <vnet/feature/feature.h>
#include <vnet/ip/ip.h>
#include <vppinfra/clib_error.h>
#include "npt66.h"
static clib_error_t *
set_npt66_binding_command_fn (vlib_main_t *vm, unformat_input_t *input,
vlib_cli_command_t *cmd)
{
unformat_input_t _line_input, *line_input = &_line_input;
clib_error_t *error = 0;
bool internal_set = false, external_set = false;
bool add = true;
u32 sw_if_index = ~0;
ip6_address_t internal, external;
int internal_plen = 0, external_plen = 0;
/* Get a line of input. */
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, "internal %U/%d", unformat_ip6_address,
&internal, &internal_plen))
internal_set = true;
else if (unformat (line_input, "external %U/%d", unformat_ip6_address,
&external, &external_plen))
external_set = true;
else if (unformat (line_input, "interface %U",
unformat_vnet_sw_interface, vnet_get_main (),
&sw_if_index))
;
else if (unformat (line_input, "del"))
{
add = false;
}
else
{
error = clib_error_return (0, "unknown input `%U'",
format_unformat_error, line_input);
goto done;
}
}
if (sw_if_index == ~0)
{
error = clib_error_return (0, "interface is required `%U'",
format_unformat_error, line_input);
goto done;
}
if (!internal_set)
{
error = clib_error_return (0, "missing parameter: internal `%U'",
format_unformat_error, line_input);
goto done;
}
if (!external_set)
{
error = clib_error_return (0, "missing parameter: external `%U'",
format_unformat_error, line_input);
goto done;
}
int rv = npt66_binding_add_del (sw_if_index, &internal, internal_plen,
&external, external_plen, add);
if (rv)
{
error = clib_error_return (0, "Adding binding failed %d", rv);
goto done;
}
done:
unformat_free (line_input);
return error;
}
VLIB_CLI_COMMAND (set_npt66_binding_command, static) = {
.path = "set npt66 binding",
.short_help = "set npt66 binding interface <name> internal <pfx> "
"external <pfx> [del]",
.function = set_npt66_binding_command_fn,
};
static u8 *
format_npt66_binding (u8 *s, va_list *args)
{
u32 index = va_arg (*args, u32);
npt66_binding_t *b = va_arg (*args, npt66_binding_t *);
s = format (s, "[%d] internal: %U/%d external: %U/%d", index,
format_ip6_address, &b->internal, b->internal_plen,
format_ip6_address, &b->external, b->external_plen);
return s;
}
static clib_error_t *
show_npt66_bindings_command_fn (vlib_main_t *vm, unformat_input_t *input,
vlib_cli_command_t *cmd)
{
npt66_main_t *nm = &npt66_main;
npt66_binding_t *b;
clib_error_t *error = 0;
/* Get a line of input. */
pool_foreach (b, nm->bindings)
{
vlib_cli_output (vm, "%U", format_npt66_binding, b - nm->bindings, b);
}
return error;
}
VLIB_CLI_COMMAND (show_npt66_bindings_command, static) = {
.path = "show npt66 bindings",
.short_help = "show npt66 bindings",
.function = show_npt66_bindings_command_fn,
};
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