blob: 0e034402b5cbcfdc69cf9e22da53d94d56d4dfb2 [file] [log] [blame]
/*
* decap.c : IPSec tunnel support
*
* 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.
*/
#include <vnet/vnet.h>
#include <vnet/api_errno.h>
#include <vnet/ip/ip.h>
#include <vnet/interface.h>
#include <vnet/ipsec/ipsec.h>
static clib_error_t *
set_interface_spd_command_fn (vlib_main_t * vm,
unformat_input_t * input,
vlib_cli_command_t * cmd)
{
unformat_input_t _line_input, *line_input = &_line_input;
ipsec_main_t *im = &ipsec_main;
u32 sw_if_index = (u32) ~ 0;
u32 spd_id;
int is_add = 1;
clib_error_t *error = NULL;
if (!unformat_user (input, unformat_line_input, line_input))
return 0;
if (unformat
(line_input, "%U %u", unformat_vnet_sw_interface, im->vnet_main,
&sw_if_index, &spd_id))
;
else if (unformat (line_input, "del"))
is_add = 0;
else
{
error = clib_error_return (0, "parse error: '%U'",
format_unformat_error, line_input);
goto done;
}
ipsec_set_interface_spd (vm, sw_if_index, spd_id, is_add);
done:
unformat_free (line_input);
return error;
}
/* *INDENT-OFF* */
VLIB_CLI_COMMAND (set_interface_spd_command, static) = {
.path = "set interface ipsec spd",
.short_help =
"set interface ipsec spd <int> <id>",
.function = set_interface_spd_command_fn,
};
/* *INDENT-ON* */
static clib_error_t *
ipsec_sa_add_del_command_fn (vlib_main_t * vm,
unformat_input_t * input,
vlib_cli_command_t * cmd)
{
ipsec_main_t *im = &ipsec_main;
unformat_input_t _line_input, *line_input = &_line_input;
ipsec_sa_t sa;
int is_add = ~0;
u8 *ck = 0, *ik = 0;
clib_error_t *error = NULL;
memset (&sa, 0, sizeof (sa));
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, "add %u", &sa.id))
is_add = 1;
else if (unformat (line_input, "del %u", &sa.id))
is_add = 0;
else if (unformat (line_input, "spi %u", &sa.spi))
;
else if (unformat (line_input, "esp"))
sa.protocol = IPSEC_PROTOCOL_ESP;
else if (unformat (line_input, "ah"))
{
//sa.protocol = IPSEC_PROTOCOL_AH;
error = clib_error_return (0, "unsupported security protocol 'AH'");
goto done;
}
else
if (unformat (line_input, "crypto-key %U", unformat_hex_string, &ck))
sa.crypto_key_len = vec_len (ck);
else
if (unformat
(line_input, "crypto-alg %U", unformat_ipsec_crypto_alg,
&sa.crypto_alg))
{
if (sa.crypto_alg < IPSEC_CRYPTO_ALG_AES_CBC_128 ||
sa.crypto_alg >= IPSEC_CRYPTO_N_ALG)
{
error = clib_error_return (0, "unsupported crypto-alg: '%U'",
format_ipsec_crypto_alg,
sa.crypto_alg);
goto done;
}
}
else
if (unformat (line_input, "integ-key %U", unformat_hex_string, &ik))
sa.integ_key_len = vec_len (ik);
else if (unformat (line_input, "integ-alg %U", unformat_ipsec_integ_alg,
&sa.integ_alg))
{
if (sa.integ_alg < IPSEC_INTEG_ALG_SHA1_96 ||
sa.integ_alg >= IPSEC_INTEG_N_ALG)
{
error = clib_error_return (0, "unsupported integ-alg: '%U'",
format_ipsec_integ_alg,
sa.integ_alg);
goto done;
}
}
else if (unformat (line_input, "tunnel-src %U",
unformat_ip4_address, &sa.tunnel_src_addr.ip4))
sa.is_tunnel = 1;
else if (unformat (line_input, "tunnel-dst %U",
unformat_ip4_address, &sa.tunnel_dst_addr.ip4))
sa.is_tunnel = 1;
else if (unformat (line_input, "tunnel-src %U",
unformat_ip6_address, &sa.tunnel_src_addr.ip6))
{
sa.is_tunnel = 1;
sa.is_tunnel_ip6 = 1;
}
else if (unformat (line_input, "tunnel-dst %U",
unformat_ip6_address, &sa.tunnel_dst_addr.ip6))
{
sa.is_tunnel = 1;
sa.is_tunnel_ip6 = 1;
}
else
{
error = clib_error_return (0, "parse error: '%U'",
format_unformat_error, line_input);
goto done;
}
}
if (sa.crypto_key_len > sizeof (sa.crypto_key))
sa.crypto_key_len = sizeof (sa.crypto_key);
if (sa.integ_key_len > sizeof (sa.integ_key))
sa.integ_key_len = sizeof (sa.integ_key);
if (ck)
strncpy ((char *) sa.crypto_key, (char *) ck, sa.crypto_key_len);
if (ik)
strncpy ((char *) sa.integ_key, (char *) ik, sa.integ_key_len);
if (is_add)
{
ASSERT (im->cb.check_support_cb);
error = im->cb.check_support_cb (&sa);
if (error)
goto done;
}
ipsec_add_del_sa (vm, &sa, is_add);
done:
unformat_free (line_input);
return error;
}
/* *INDENT-OFF* */
VLIB_CLI_COMMAND (ipsec_sa_add_del_command, static) = {
.path = "ipsec sa",
.short_help =
"ipsec sa [add|del]",
.function = ipsec_sa_add_del_command_fn,
};
/* *INDENT-ON* */
static clib_error_t *
ipsec_spd_add_del_command_fn (vlib_main_t * vm,
unformat_input_t * input,
vlib_cli_command_t * cmd)
{
unformat_input_t _line_input, *line_input = &_line_input;
u32 spd_id = ~0;
int is_add = ~0;
clib_error_t *error = NULL;
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, "add"))
is_add = 1;
else if (unformat (line_input, "del"))
is_add = 0;
else if (unformat (line_input, "%u", &spd_id))
;
else
{
error = clib_error_return (0, "parse error: '%U'",
format_unformat_error, line_input);
goto done;
}
}
if (spd_id == ~0)
{
error = clib_error_return (0, "please specify SPD ID");
goto done;
}
ipsec_add_del_spd (vm, spd_id, is_add);
done:
unformat_free (line_input);
return error;
}
/* *INDENT-OFF* */
VLIB_CLI_COMMAND (ipsec_spd_add_del_command, static) = {
.path = "ipsec spd",
.short_help =
"ipsec spd [add|del] <id>",
.function = ipsec_spd_add_del_command_fn,
};
/* *INDENT-ON* */
static clib_error_t *
ipsec_policy_add_del_command_fn (vlib_main_t * vm,
unformat_input_t * input,
vlib_cli_command_t * cmd)
{
unformat_input_t _line_input, *line_input = &_line_input;
ipsec_policy_t p;
int is_add = 0;
int is_ip_any = 1;
u32 tmp, tmp2;
clib_error_t *error = NULL;
memset (&p, 0, sizeof (p));
p.lport.stop = p.rport.stop = ~0;
p.laddr.stop.ip4.as_u32 = p.raddr.stop.ip4.as_u32 = (u32) ~ 0;
p.laddr.stop.ip6.as_u64[0] = p.laddr.stop.ip6.as_u64[1] = (u64) ~ 0;
p.raddr.stop.ip6.as_u64[0] = p.raddr.stop.ip6.as_u64[1] = (u64) ~ 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, "add"))
is_add = 1;
else if (unformat (line_input, "del"))
is_add = 0;
else if (unformat (line_input, "spd %u", &p.id))
;
else if (unformat (line_input, "inbound"))
p.is_outbound = 0;
else if (unformat (line_input, "outbound"))
p.is_outbound = 1;
else if (unformat (line_input, "priority %d", &p.priority))
;
else if (unformat (line_input, "protocol %u", &tmp))
p.protocol = (u8) tmp;
else
if (unformat
(line_input, "action %U", unformat_ipsec_policy_action,
&p.policy))
{
if (p.policy == IPSEC_POLICY_ACTION_RESOLVE)
{
error = clib_error_return (0, "unsupported action: 'resolve'");
goto done;
}
}
else if (unformat (line_input, "sa %u", &p.sa_id))
;
else if (unformat (line_input, "local-ip-range %U - %U",
unformat_ip4_address, &p.laddr.start.ip4,
unformat_ip4_address, &p.laddr.stop.ip4))
is_ip_any = 0;
else if (unformat (line_input, "remote-ip-range %U - %U",
unformat_ip4_address, &p.raddr.start.ip4,
unformat_ip4_address, &p.raddr.stop.ip4))
is_ip_any = 0;
else if (unformat (line_input, "local-ip-range %U - %U",
unformat_ip6_address, &p.laddr.start.ip6,
unformat_ip6_address, &p.laddr.stop.ip6))
{
p.is_ipv6 = 1;
is_ip_any = 0;
}
else if (unformat (line_input, "remote-ip-range %U - %U",
unformat_ip6_address, &p.raddr.start.ip6,
unformat_ip6_address, &p.raddr.stop.ip6))
{
p.is_ipv6 = 1;
is_ip_any = 0;
}
else if (unformat (line_input, "local-port-range %u - %u", &tmp, &tmp2))
{
p.lport.start = tmp;
p.lport.stop = tmp2;
}
else
if (unformat (line_input, "remote-port-range %u - %u", &tmp, &tmp2))
{
p.rport.start = tmp;
p.rport.stop = tmp2;
}
else
{
error = clib_error_return (0, "parse error: '%U'",
format_unformat_error, line_input);
goto done;
}
}
ipsec_add_del_policy (vm, &p, is_add);
if (is_ip_any)
{
p.is_ipv6 = 1;
ipsec_add_del_policy (vm, &p, is_add);
}
done:
unformat_free (line_input);
return error;
}
/* *INDENT-OFF* */
VLIB_CLI_COMMAND (ipsec_policy_add_del_command, static) = {
.path = "ipsec policy",
.short_help =
"ipsec policy [add|del] spd <id> priority <n> ",
.function = ipsec_policy_add_del_command_fn,
};
/* *INDENT-ON* */
static clib_error_t *
set_ipsec_sa_key_command_fn (vlib_main_t * vm,
unformat_input_t * input,
vlib_cli_command_t * cmd)
{
unformat_input_t _line_input, *line_input = &_line_input;
ipsec_sa_t sa;
u8 *ck = 0, *ik = 0;
clib_error_t *error = NULL;
memset (&sa, 0, sizeof (sa));
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", &sa.id))
;
else
if (unformat (line_input, "crypto-key %U", unformat_hex_string, &ck))
sa.crypto_key_len = vec_len (ck);
else
if (unformat (line_input, "integ-key %U", unformat_hex_string, &ik))
sa.integ_key_len = vec_len (ik);
else
{
error = clib_error_return (0, "parse error: '%U'",
format_unformat_error, line_input);
goto done;
}
}
if (sa.crypto_key_len > sizeof (sa.crypto_key))
sa.crypto_key_len = sizeof (sa.crypto_key);
if (sa.integ_key_len > sizeof (sa.integ_key))
sa.integ_key_len = sizeof (sa.integ_key);
if (ck)
strncpy ((char *) sa.crypto_key, (char *) ck, sa.crypto_key_len);
if (ik)
strncpy ((char *) sa.integ_key, (char *) ik, sa.integ_key_len);
ipsec_set_sa_key (vm, &sa);
done:
unformat_free (line_input);
return error;
}
/* *INDENT-OFF* */
VLIB_CLI_COMMAND (set_ipsec_sa_key_command, static) = {
.path = "set ipsec sa",
.short_help =
"set ipsec sa <id> crypto-key <key> integ-key <key>",
.function = set_ipsec_sa_key_command_fn,
};
/* *INDENT-ON* */
static clib_error_t *
show_ipsec_command_fn (vlib_main_t * vm,
unformat_input_t * input, vlib_cli_command_t * cmd)
{
ipsec_spd_t *spd;
ipsec_sa_t *sa;
ipsec_policy_t *p;
ipsec_main_t *im = &ipsec_main;
u32 *i;
ipsec_tunnel_if_t *t;
vnet_hw_interface_t *hi;
/* *INDENT-OFF* */
pool_foreach (sa, im->sad, ({
if (sa->id) {
vlib_cli_output(vm, "sa %u spi %u mode %s protocol %s", sa->id, sa->spi,
sa->is_tunnel ? "tunnel" : "transport",
sa->protocol ? "esp" : "ah");
if (sa->protocol == IPSEC_PROTOCOL_ESP) {
vlib_cli_output(vm, " crypto alg %U%s%U integrity alg %U%s%U",
format_ipsec_crypto_alg, sa->crypto_alg,
sa->crypto_alg ? " key " : "",
format_hex_bytes, sa->crypto_key, sa->crypto_key_len,
format_ipsec_integ_alg, sa->integ_alg,
sa->integ_alg ? " key " : "",
format_hex_bytes, sa->integ_key, sa->integ_key_len);
}
if (sa->is_tunnel && sa->is_tunnel_ip6) {
vlib_cli_output(vm, " tunnel src %U dst %U",
format_ip6_address, &sa->tunnel_src_addr.ip6,
format_ip6_address, &sa->tunnel_dst_addr.ip6);
} else if (sa->is_tunnel) {
vlib_cli_output(vm, " tunnel src %U dst %U",
format_ip4_address, &sa->tunnel_src_addr.ip4,
format_ip4_address, &sa->tunnel_dst_addr.ip4);
}
}
}));
/* *INDENT-ON* */
/* *INDENT-OFF* */
pool_foreach (spd, im->spds, ({
vlib_cli_output(vm, "spd %u", spd->id);
vlib_cli_output(vm, " outbound policies");
vec_foreach(i, spd->ipv4_outbound_policies)
{
p = pool_elt_at_index(spd->policies, *i);
vlib_cli_output(vm, " priority %d action %U protocol %s%s",
p->priority,
format_ipsec_policy_action, p->policy,
p->protocol ?
format(0, "%U", format_ip_protocol, p->protocol) :
(u8 *) "any",
p->policy == IPSEC_POLICY_ACTION_PROTECT ?
format(0, " sa %u", p->sa_id) :
(u8 *) "");
vlib_cli_output(vm, " local addr range %U - %U port range %u - %u",
format_ip4_address, &p->laddr.start.ip4,
format_ip4_address, &p->laddr.stop.ip4,
p->lport.start, p->lport.stop);
vlib_cli_output(vm, " remte addr range %U - %U port range %u - %u",
format_ip4_address, &p->raddr.start.ip4,
format_ip4_address, &p->raddr.stop.ip4,
p->rport.start, p->rport.stop);
vlib_cli_output(vm, " packets %u bytes %u", p->counter.packets,
p->counter.bytes);
};
vec_foreach(i, spd->ipv6_outbound_policies)
{
p = pool_elt_at_index(spd->policies, *i);
vlib_cli_output(vm, " priority %d action %U protocol %s%s",
p->priority,
format_ipsec_policy_action, p->policy,
p->protocol ?
format(0, "%U", format_ip_protocol, p->protocol) :
(u8 *) "any",
p->policy == IPSEC_POLICY_ACTION_PROTECT ?
format(0, " sa %u", p->sa_id) :
(u8 *) "");
vlib_cli_output(vm, " local addr range %U - %U port range %u - %u",
format_ip6_address, &p->laddr.start.ip6,
format_ip6_address, &p->laddr.stop.ip6,
p->lport.start, p->lport.stop);
vlib_cli_output(vm, " remote addr range %U - %U port range %u - %u",
format_ip6_address, &p->raddr.start.ip6,
format_ip6_address, &p->raddr.stop.ip6,
p->rport.start, p->rport.stop);
vlib_cli_output(vm, " packets %u bytes %u", p->counter.packets,
p->counter.bytes);
};
vlib_cli_output(vm, " inbound policies");
vec_foreach(i, spd->ipv4_inbound_protect_policy_indices)
{
p = pool_elt_at_index(spd->policies, *i);
vlib_cli_output(vm, " priority %d action %U protocol %s%s",
p->priority,
format_ipsec_policy_action, p->policy,
p->protocol ?
format(0, "%U", format_ip_protocol, p->protocol) :
(u8 *) "any",
p->policy == IPSEC_POLICY_ACTION_PROTECT ?
format(0, " sa %u", p->sa_id) :
(u8 *) "");
vlib_cli_output(vm, " local addr range %U - %U port range %u - %u",
format_ip4_address, &p->laddr.start.ip4,
format_ip4_address, &p->laddr.stop.ip4,
p->lport.start, p->lport.stop);
vlib_cli_output(vm, " remte addr range %U - %U port range %u - %u",
format_ip4_address, &p->raddr.start.ip4,
format_ip4_address, &p->raddr.stop.ip4,
p->rport.start, p->rport.stop);
vlib_cli_output(vm, " packets %u bytes %u", p->counter.packets,
p->counter.bytes);
};
vec_foreach(i, spd->ipv4_inbound_policy_discard_and_bypass_indices)
{
p = pool_elt_at_index(spd->policies, *i);
vlib_cli_output(vm, " priority %d action %U protocol %s%s",
p->priority,
format_ipsec_policy_action, p->policy,
p->protocol ?
format(0, "%U", format_ip_protocol, p->protocol) :
(u8 *) "any",
p->policy == IPSEC_POLICY_ACTION_PROTECT ?
format(0, " sa %u", p->sa_id) :
(u8 *) "");
vlib_cli_output(vm, " local addr range %U - %U port range %u - %u",
format_ip4_address, &p->laddr.start.ip4,
format_ip4_address, &p->laddr.stop.ip4,
p->lport.start, p->lport.stop);
vlib_cli_output(vm, " remte addr range %U - %U port range %u - %u",
format_ip4_address, &p->raddr.start.ip4,
format_ip4_address, &p->raddr.stop.ip4,
p->rport.start, p->rport.stop);
vlib_cli_output(vm, " packets %u bytes %u", p->counter.packets,
p->counter.bytes);
};
vec_foreach(i, spd->ipv6_inbound_protect_policy_indices)
{
p = pool_elt_at_index(spd->policies, *i);
vlib_cli_output(vm, " priority %d action %U protocol %s%s",
p->priority,
format_ipsec_policy_action, p->policy,
p->protocol ?
format(0, "%U", format_ip_protocol, p->protocol) :
(u8 *) "any",
p->policy == IPSEC_POLICY_ACTION_PROTECT ?
format(0, " sa %u", p->sa_id) :
(u8 *) "");
vlib_cli_output(vm, " local addr range %U - %U port range %u - %u",
format_ip6_address, &p->laddr.start.ip6,
format_ip6_address, &p->laddr.stop.ip6,
p->lport.start, p->lport.stop);
vlib_cli_output(vm, " remote addr range %U - %U port range %u - %u",
format_ip6_address, &p->raddr.start.ip6,
format_ip6_address, &p->raddr.stop.ip6,
p->rport.start, p->rport.stop);
vlib_cli_output(vm, " packets %u bytes %u", p->counter.packets,
p->counter.bytes);
};
vec_foreach(i, spd->ipv6_inbound_policy_discard_and_bypass_indices)
{
p = pool_elt_at_index(spd->policies, *i);
vlib_cli_output(vm, " priority %d action %U protocol %s%s",
p->priority,
format_ipsec_policy_action, p->policy,
p->protocol ?
format(0, "%U", format_ip_protocol, p->protocol) :
(u8 *) "any",
p->policy == IPSEC_POLICY_ACTION_PROTECT ?
format(0, " sa %u", p->sa_id) :
(u8 *) "");
vlib_cli_output(vm, " local addr range %U - %U port range %u - %u",
format_ip6_address, &p->laddr.start.ip6,
format_ip6_address, &p->laddr.stop.ip6,
p->lport.start, p->lport.stop);
vlib_cli_output(vm, " remote addr range %U - %U port range %u - %u",
format_ip6_address, &p->raddr.start.ip6,
format_ip6_address, &p->raddr.stop.ip6,
p->rport.start, p->rport.stop);
vlib_cli_output(vm, " packets %u bytes %u", p->counter.packets,
p->counter.bytes);
};
}));
/* *INDENT-ON* */
vlib_cli_output (vm, "tunnel interfaces");
/* *INDENT-OFF* */
pool_foreach (t, im->tunnel_interfaces, ({
if (t->hw_if_index == ~0)
continue;
hi = vnet_get_hw_interface (im->vnet_main, t->hw_if_index);
vlib_cli_output(vm, " %s seq", hi->name);
sa = pool_elt_at_index(im->sad, t->output_sa_index);
vlib_cli_output(vm, " seq %u seq-hi %u esn %u anti-replay %u",
sa->seq, sa->seq_hi, sa->use_esn, sa->use_anti_replay);
vlib_cli_output(vm, " local-spi %u local-ip %U", sa->spi,
format_ip4_address, &sa->tunnel_src_addr.ip4);
vlib_cli_output(vm, " local-crypto %U %U",
format_ipsec_crypto_alg, sa->crypto_alg,
format_hex_bytes, sa->crypto_key, sa->crypto_key_len);
vlib_cli_output(vm, " local-integrity %U %U",
format_ipsec_integ_alg, sa->integ_alg,
format_hex_bytes, sa->integ_key, sa->integ_key_len);
sa = pool_elt_at_index(im->sad, t->input_sa_index);
vlib_cli_output(vm, " last-seq %u last-seq-hi %u esn %u anti-replay %u window %U",
sa->last_seq, sa->last_seq_hi, sa->use_esn,
sa->use_anti_replay,
format_ipsec_replay_window, sa->replay_window);
vlib_cli_output(vm, " remote-spi %u remote-ip %U", sa->spi,
format_ip4_address, &sa->tunnel_src_addr.ip4);
vlib_cli_output(vm, " remote-crypto %U %U",
format_ipsec_crypto_alg, sa->crypto_alg,
format_hex_bytes, sa->crypto_key, sa->crypto_key_len);
vlib_cli_output(vm, " remote-integrity %U %U",
format_ipsec_integ_alg, sa->integ_alg,
format_hex_bytes, sa->integ_key, sa->integ_key_len);
}));
/* *INDENT-ON* */
return 0;
}
/* *INDENT-OFF* */
VLIB_CLI_COMMAND (show_ipsec_command, static) = {
.path = "show ipsec",
.short_help = "show ipsec",
.function = show_ipsec_command_fn,
};
/* *INDENT-ON* */
static clib_error_t *
clear_ipsec_counters_command_fn (vlib_main_t * vm,
unformat_input_t * input,
vlib_cli_command_t * cmd)
{
ipsec_main_t *im = &ipsec_main;
ipsec_spd_t *spd;
ipsec_policy_t *p;
/* *INDENT-OFF* */
pool_foreach (spd, im->spds, ({
pool_foreach(p, spd->policies, ({
p->counter.packets = p->counter.bytes = 0;
}));
}));
/* *INDENT-ON* */
return 0;
}
/* *INDENT-OFF* */
VLIB_CLI_COMMAND (clear_ipsec_counters_command, static) = {
.path = "clear ipsec counters",
.short_help = "clear ipsec counters",
.function = clear_ipsec_counters_command_fn,
};
/* *INDENT-ON* */
static clib_error_t *
create_ipsec_tunnel_command_fn (vlib_main_t * vm,
unformat_input_t * input,
vlib_cli_command_t * cmd)
{
unformat_input_t _line_input, *line_input = &_line_input;
ipsec_add_del_tunnel_args_t a;
int rv;
u32 num_m_args = 0;
clib_error_t *error = NULL;
memset (&a, 0, sizeof (a));
a.is_add = 1;
/* 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, "local-ip %U", unformat_ip4_address, &a.local_ip))
num_m_args++;
else
if (unformat
(line_input, "remote-ip %U", unformat_ip4_address, &a.remote_ip))
num_m_args++;
else if (unformat (line_input, "local-spi %u", &a.local_spi))
num_m_args++;
else if (unformat (line_input, "remote-spi %u", &a.remote_spi))
num_m_args++;
else if (unformat (line_input, "del"))
a.is_add = 0;
else
{
error = clib_error_return (0, "unknown input `%U'",
format_unformat_error, line_input);
goto done;
}
}
if (num_m_args < 4)
{
error = clib_error_return (0, "mandatory argument(s) missing");
goto done;
}
rv = ipsec_add_del_tunnel_if (&a);
switch (rv)
{
case 0:
break;
case VNET_API_ERROR_INVALID_VALUE:
if (a.is_add)
error = clib_error_return (0,
"IPSec tunnel interface already exists...");
else
error = clib_error_return (0, "IPSec tunnel interface not exists...");
goto done;
default:
error = clib_error_return (0, "ipsec_register_interface returned %d",
rv);
goto done;
}
done:
unformat_free (line_input);
return error;
}
/* *INDENT-OFF* */
VLIB_CLI_COMMAND (create_ipsec_tunnel_command, static) = {
.path = "create ipsec tunnel",
.short_help = "create ipsec tunnel local-ip <addr> local-spi <spi> remote-ip <addr> remote-spi <spi>",
.function = create_ipsec_tunnel_command_fn,
};
/* *INDENT-ON* */
static clib_error_t *
set_interface_key_command_fn (vlib_main_t * vm,
unformat_input_t * input,
vlib_cli_command_t * cmd)
{
unformat_input_t _line_input, *line_input = &_line_input;
ipsec_main_t *im = &ipsec_main;
ipsec_if_set_key_type_t type = IPSEC_IF_SET_KEY_TYPE_NONE;
u32 hw_if_index = (u32) ~ 0;
u32 alg;
u8 *key = 0;
clib_error_t *error = NULL;
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, im->vnet_main, &hw_if_index))
;
else
if (unformat
(line_input, "local crypto %U", unformat_ipsec_crypto_alg, &alg))
type = IPSEC_IF_SET_KEY_TYPE_LOCAL_CRYPTO;
else
if (unformat
(line_input, "remote crypto %U", unformat_ipsec_crypto_alg, &alg))
type = IPSEC_IF_SET_KEY_TYPE_REMOTE_CRYPTO;
else
if (unformat
(line_input, "local integ %U", unformat_ipsec_integ_alg, &alg))
type = IPSEC_IF_SET_KEY_TYPE_LOCAL_INTEG;
else
if (unformat
(line_input, "remote integ %U", unformat_ipsec_integ_alg, &alg))
type = IPSEC_IF_SET_KEY_TYPE_REMOTE_INTEG;
else if (unformat (line_input, "%U", unformat_hex_string, &key))
;
else
{
error = clib_error_return (0, "parse error: '%U'",
format_unformat_error, line_input);
goto done;
}
}
if (type == IPSEC_IF_SET_KEY_TYPE_NONE)
{
error = clib_error_return (0, "unknown key type");
goto done;
}
if (alg > 0 && vec_len (key) == 0)
{
error = clib_error_return (0, "key is not specified");
goto done;
}
if (hw_if_index == (u32) ~ 0)
{
error = clib_error_return (0, "interface not specified");
goto done;
}
ipsec_set_interface_key (im->vnet_main, hw_if_index, type, alg, key);
done:
vec_free (key);
unformat_free (line_input);
return error;
}
/* *INDENT-OFF* */
VLIB_CLI_COMMAND (set_interface_key_command, static) = {
.path = "set interface ipsec key",
.short_help =
"set interface ipsec key <int> <local|remote> <crypto|integ> <key type> <key>",
.function = set_interface_key_command_fn,
};
/* *INDENT-ON* */
clib_error_t *
ipsec_cli_init (vlib_main_t * vm)
{
return 0;
}
VLIB_INIT_FUNCTION (ipsec_cli_init);
/*
* fd.io coding-style-patch-verification: ON
*
* Local Variables:
* eval: (c-set-style "gnu")
* End:
*/