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vpp/src/plugins/gtpu/gtpu_test.c
Filip Tehlar f0e67d78ae interface: add api test file 
Type: improvement

Signed-off-by: Filip Tehlar <ftehlar@cisco.com>
Change-Id: Ib07029204ecf12bf2adb5a39afa54bc98fb81f34
2021-10-18 07:03:12 +00:00

484 lines
12 KiB
C
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/*
* Copyright (c) 2017 Intel 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 <unistd.h>
#include <vat/vat.h>
#include <vlibapi/api.h>
#include <vlibmemory/api.h>
#include <vppinfra/error.h>
#include <gtpu/gtpu.h>
#include <vnet/ip/ip_types_api.h>
#define __plugin_msg_base gtpu_test_main.msg_id_base
#include <vlibapi/vat_helper_macros.h>
#include <vnet/format_fns.h>
#include <gtpu/gtpu.api_enum.h>
#include <gtpu/gtpu.api_types.h>
uword unformat_ip46_address (unformat_input_t * input, va_list * args)
{
ip46_address_t *ip46 = va_arg (*args, ip46_address_t *);
ip46_type_t type = va_arg (*args, ip46_type_t);
if ((type != IP46_TYPE_IP6) &&
unformat(input, "%U", unformat_ip4_address, &ip46->ip4)) {
ip46_address_mask_ip4(ip46);
return 1;
} else if ((type != IP46_TYPE_IP4) &&
unformat(input, "%U", unformat_ip6_address, &ip46->ip6)) {
return 1;
}
return 0;
}
uword unformat_ip46_prefix (unformat_input_t * input, va_list * args)
{
ip46_address_t *ip46 = va_arg (*args, ip46_address_t *);
u8 *len = va_arg (*args, u8 *);
ip46_type_t type = va_arg (*args, ip46_type_t);
u32 l;
if ((type != IP46_TYPE_IP6) && unformat(input, "%U/%u", unformat_ip4_address, &ip46->ip4, &l)) {
if (l > 32)
return 0;
*len = l + 96;
ip46->pad[0] = ip46->pad[1] = ip46->pad[2] = 0;
} else if ((type != IP46_TYPE_IP4) && unformat(input, "%U/%u", unformat_ip6_address, &ip46->ip6, &l)) {
if (l > 128)
return 0;
*len = l;
} else {
return 0;
}
return 1;
}
/////////////////////////
typedef struct {
/* API message ID base */
u16 msg_id_base;
vat_main_t *vat_main;
} gtpu_test_main_t;
gtpu_test_main_t gtpu_test_main;
static void vl_api_gtpu_add_del_tunnel_reply_t_handler
(vl_api_gtpu_add_del_tunnel_reply_t * mp)
{
vat_main_t *vam = &vat_main;
i32 retval = ntohl (mp->retval);
if (vam->async_mode)
{
vam->async_errors += (retval < 0);
}
else
{
vam->retval = retval;
vam->sw_if_index = ntohl (mp->sw_if_index);
vam->result_ready = 1;
}
}
static uword
api_unformat_hw_if_index (unformat_input_t * input, va_list * args)
{
return 0;
}
static int
api_sw_interface_set_gtpu_bypass (vat_main_t * vam)
{
unformat_input_t *i = vam->input;
vl_api_sw_interface_set_gtpu_bypass_t *mp;
u32 sw_if_index = 0;
u8 sw_if_index_set = 0;
u8 is_enable = 1;
u8 is_ipv6 = 0;
int ret;
/* Parse args required to build the message */
while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
{
if (unformat (i, "%U", api_unformat_sw_if_index, vam, &sw_if_index))
sw_if_index_set = 1;
else if (unformat (i, "sw_if_index %d", &sw_if_index))
sw_if_index_set = 1;
else if (unformat (i, "enable"))
is_enable = 1;
else if (unformat (i, "disable"))
is_enable = 0;
else if (unformat (i, "ip4"))
is_ipv6 = 0;
else if (unformat (i, "ip6"))
is_ipv6 = 1;
else
break;
}
if (sw_if_index_set == 0)
{
errmsg ("missing interface name or sw_if_index");
return -99;
}
/* Construct the API message */
M (SW_INTERFACE_SET_GTPU_BYPASS, mp);
mp->sw_if_index = ntohl (sw_if_index);
mp->enable = is_enable;
mp->is_ipv6 = is_ipv6;
/* send it... */
S (mp);
/* Wait for a reply... */
W (ret);
return ret;
}
static uword unformat_gtpu_decap_next
(unformat_input_t * input, va_list * args)
{
u32 *result = va_arg (*args, u32 *);
u32 tmp;
if (unformat (input, "l2"))
*result = GTPU_INPUT_NEXT_L2_INPUT;
else if (unformat (input, "%d", &tmp))
*result = tmp;
else
return 0;
return 1;
}
static int
api_gtpu_offload_rx (vat_main_t * vam)
{
unformat_input_t *line_input = vam->input;
vl_api_gtpu_offload_rx_t *mp;
u32 rx_sw_if_index = ~0;
u32 hw_if_index = ~0;
int is_add = 1;
int ret;
while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT)
{
if (unformat (line_input, "hw %U", api_unformat_hw_if_index, vam, &hw_if_index))
;
else
if (unformat (line_input, "rx %U", api_unformat_sw_if_index, vam, &rx_sw_if_index))
;
else
if (unformat (line_input, "del"))
{
is_add = 0;
continue;
}
else
{
errmsg ("parse error '%U'", format_unformat_error, line_input);
return -99;
}
}
if (rx_sw_if_index == ~0)
{
errmsg ("missing rx interface");
return -99;
}
if (hw_if_index == ~0)
{
errmsg ("missing hw interface");
return -99;
}
M (GTPU_OFFLOAD_RX, mp);
mp->hw_if_index = ntohl (hw_if_index);
mp->sw_if_index = ntohl (rx_sw_if_index);
mp->enable = is_add;
S (mp);
W (ret);
return ret;
}
static int
api_gtpu_add_del_tunnel (vat_main_t * vam)
{
unformat_input_t *line_input = vam->input;
vl_api_gtpu_add_del_tunnel_t *mp;
ip46_address_t src, dst;
u8 is_add = 1;
u8 ipv4_set = 0, ipv6_set = 0;
u8 src_set = 0;
u8 dst_set = 0;
u8 grp_set = 0;
u32 mcast_sw_if_index = ~0;
u32 encap_vrf_id = 0;
u32 decap_next_index = ~0;
u32 teid = 0, tteid = 0;
int ret;
/* Can't "universally zero init" (={0}) due to GCC bug 53119 */
clib_memset (&src, 0, sizeof src);
clib_memset (&dst, 0, sizeof dst);
while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT)
{
if (unformat (line_input, "del"))
is_add = 0;
else
if (unformat (line_input, "src %U", unformat_ip4_address, &src.ip4))
{
ipv4_set = 1;
src_set = 1;
}
else
if (unformat (line_input, "dst %U", unformat_ip4_address, &dst.ip4))
{
ipv4_set = 1;
dst_set = 1;
}
else
if (unformat (line_input, "src %U", unformat_ip6_address, &src.ip6))
{
ipv6_set = 1;
src_set = 1;
}
else
if (unformat (line_input, "dst %U", unformat_ip6_address, &dst.ip6))
{
ipv6_set = 1;
dst_set = 1;
}
else if (unformat (line_input, "group %U %U",
unformat_ip4_address, &dst.ip4,
api_unformat_sw_if_index, vam, &mcast_sw_if_index))
{
grp_set = dst_set = 1;
ipv4_set = 1;
}
else if (unformat (line_input, "group %U",
unformat_ip4_address, &dst.ip4))
{
grp_set = dst_set = 1;
ipv4_set = 1;
}
else if (unformat (line_input, "group %U %U",
unformat_ip6_address, &dst.ip6,
api_unformat_sw_if_index, vam, &mcast_sw_if_index))
{
grp_set = dst_set = 1;
ipv6_set = 1;
}
else if (unformat (line_input, "group %U",
unformat_ip6_address, &dst.ip6))
{
grp_set = dst_set = 1;
ipv6_set = 1;
}
else
if (unformat (line_input, "mcast_sw_if_index %u", &mcast_sw_if_index))
;
else if (unformat (line_input, "encap-vrf-id %d", &encap_vrf_id))
;
else if (unformat (line_input, "decap-next %U",
unformat_gtpu_decap_next, &decap_next_index))
;
else if (unformat (line_input, "teid %d", &teid))
;
else if (unformat (line_input, "tteid %d", &tteid))
;
else
{
errmsg ("parse error '%U'", format_unformat_error, line_input);
return -99;
}
}
if (is_add && src_set == 0)
{
errmsg ("tunnel src address not specified");
return -99;
}
if (dst_set == 0)
{
errmsg ("tunnel dst address not specified");
return -99;
}
if (grp_set && !ip46_address_is_multicast (&dst))
{
errmsg ("tunnel group address not multicast");
return -99;
}
if (grp_set && mcast_sw_if_index == ~0)
{
errmsg ("tunnel nonexistent multicast device");
return -99;
}
if (grp_set == 0 && ip46_address_is_multicast (&dst))
{
errmsg ("tunnel dst address must be unicast");
return -99;
}
if (ipv4_set && ipv6_set)
{
errmsg ("both IPv4 and IPv6 addresses specified");
return -99;
}
M (GTPU_ADD_DEL_TUNNEL, mp);
ip_address_encode(&src, ipv6_set ? IP46_TYPE_IP6 : IP46_TYPE_IP4,
&mp->src_address);
ip_address_encode(&dst, ipv6_set ? IP46_TYPE_IP6 : IP46_TYPE_IP4,
&mp->dst_address);
mp->encap_vrf_id = ntohl (encap_vrf_id);
mp->decap_next_index = ntohl (decap_next_index);
mp->mcast_sw_if_index = ntohl (mcast_sw_if_index);
mp->teid = ntohl (teid);
mp->tteid = ntohl (tteid);
mp->is_add = is_add;
S (mp);
W (ret);
return ret;
}
static int
api_gtpu_tunnel_update_tteid (vat_main_t * vam)
{
unformat_input_t *line_input = vam->input;
vl_api_gtpu_tunnel_update_tteid_t *mp;
ip46_address_t dst;
u8 ipv6_set = 0;
u8 dst_set = 0;
u32 encap_vrf_id = 0;
u32 teid = 0, tteid = 0;
int ret;
/* Can't "universally zero init" (={0}) due to GCC bug 53119 */
clib_memset (&dst, 0, sizeof dst);
while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT)
{
if (unformat (line_input, "dst %U", unformat_ip4_address, &dst.ip4))
{
dst_set = 1;
}
else if (unformat (line_input, "dst %U", unformat_ip6_address, &dst.ip6))
{
ipv6_set = 1;
dst_set = 1;
}
else if (unformat (line_input, "encap-vrf-id %d", &encap_vrf_id))
;
else if (unformat (line_input, "teid %d", &teid))
;
else if (unformat (line_input, "tteid %d", &tteid))
;
else
{
errmsg ("parse error '%U'", format_unformat_error, line_input);
return -99;
}
}
if (dst_set == 0)
{
errmsg ("tunnel dst address not specified");
return -99;
}
M (GTPU_TUNNEL_UPDATE_TTEID, mp);
ip_address_encode(&dst, ipv6_set ? IP46_TYPE_IP6 : IP46_TYPE_IP4,
&mp->dst_address);
mp->encap_vrf_id = ntohl (encap_vrf_id);
mp->teid = ntohl (teid);
mp->tteid = ntohl (tteid);
S (mp);
W (ret);
return ret;
}
static void vl_api_gtpu_tunnel_details_t_handler
(vl_api_gtpu_tunnel_details_t * mp)
{
vat_main_t *vam = &vat_main;
ip46_address_t src;
ip46_address_t dst;
ip_address_decode(&mp->dst_address, &dst);
ip_address_decode(&mp->src_address, &src);
print (vam->ofp, "%11d%24U%24U%14d%18d%13d%13d%19d",
ntohl (mp->sw_if_index),
format_ip46_address, &src, IP46_TYPE_ANY,
format_ip46_address, &dst, IP46_TYPE_ANY,
ntohl (mp->encap_vrf_id),
ntohl (mp->decap_next_index),
ntohl (mp->teid), ntohl (mp->tteid),
ntohl (mp->mcast_sw_if_index));
}
static int
api_gtpu_tunnel_dump (vat_main_t * vam)
{
unformat_input_t *i = vam->input;
vl_api_gtpu_tunnel_dump_t *mp;
u32 sw_if_index;
u8 sw_if_index_set = 0;
/* Parse args required to build the message */
while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
{
if (unformat (i, "sw_if_index %d", &sw_if_index))
sw_if_index_set = 1;
else
break;
}
if (sw_if_index_set == 0)
{
sw_if_index = ~0;
}
if (!vam->json_output)
{
print (vam->ofp, "%11s%24s%24s%14s%18s%13s%13s%19s",
"sw_if_index", "src_address", "dst_address",
"encap_vrf_id", "decap_next_index", "teid", "tteid",
"mcast_sw_if_index");
}
/* Get list of gtpu-tunnel interfaces */
M (GTPU_TUNNEL_DUMP, mp);
mp->sw_if_index = htonl (sw_if_index);
S (mp);
/* No status response for this API call.
* Wait 1 sec for any dump output before return to vat# */
sleep (1);
return 0;
}
#include <gtpu/gtpu.api_test.c>
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