1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
|
/*
* Copyright (c) 2017 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.
*/
/*
*------------------------------------------------------------------
* udp_ping_test.c - test harness for udp ping plugin
*------------------------------------------------------------------
*/
#include <vat/vat.h>
#include <vlibapi/api.h>
#include <vlibmemory/api.h>
#include <vppinfra/error.h>
#include <vnet/ip/ip.h>
/* Declare message IDs */
#include <ioam/udp-ping/udp_ping_msg_enum.h>
/* define message structures */
#define vl_typedefs
#include <ioam/udp-ping/udp_ping_all_api_h.h>
#undef vl_typedefs
/* declare message handlers for each api */
#define vl_endianfun /* define message structures */
#include <ioam/udp-ping/udp_ping_all_api_h.h>
#undef vl_endianfun
/* instantiate all the print functions we know about */
#define vl_print(handle, ...)
#define vl_printfun
#include <ioam/udp-ping/udp_ping_all_api_h.h>
#undef vl_printfun
/* Get the API version number. */
#define vl_api_version(n,v) static u32 api_version=(v);
#include <ioam/udp-ping/udp_ping_all_api_h.h>
#undef vl_api_version
typedef struct
{
/* API message ID base */
u16 msg_id_base;
vat_main_t *vat_main;
} udp_ping_test_main_t;
udp_ping_test_main_t udp_ping_test_main;
#define foreach_standard_reply_retval_handler \
_(udp_ping_add_del_reply) \
_(udp_ping_export_reply)
#define _(n) \
static void vl_api_##n##_t_handler \
(vl_api_##n##_t * mp) \
{ \
vat_main_t * vam = udp_ping_test_main.vat_main; \
i32 retval = ntohl(mp->retval); \
if (vam->async_mode) { \
vam->async_errors += (retval < 0); \
} else { \
vam->retval = retval; \
vam->result_ready = 1; \
} \
}
foreach_standard_reply_retval_handler;
#undef _
/*
* Table of message reply handlers, must include boilerplate handlers
* we just generated
*/
#define foreach_vpe_api_reply_msg \
_(UDP_PING_ADD_DEL_REPLY, udp_ping_add_del_reply) \
_(UDP_PING_EXPORT_REPLY, udp_ping_export_reply) \
/* M: construct, but don't yet send a message */
#define M(T,t) \
do { \
vam->result_ready = 0; \
mp = vl_msg_api_alloc(sizeof(*mp)); \
clib_memset (mp, 0, sizeof (*mp)); \
mp->_vl_msg_id = ntohs (VL_API_##T + sm->msg_id_base); \
mp->client_index = vam->my_client_index; \
} while(0);
/* S: send a message */
#define S (vl_msg_api_send_shmem (vam->vl_input_queue, (u8 *)&mp))
/* W: wait for results, with timeout */
#define W \
do { \
timeout = vat_time_now (vam) + 5.0; \
\
while (vat_time_now (vam) < timeout) { \
if (vam->result_ready == 1) { \
return (vam->retval); \
} \
} \
return -99; \
} while(0);
static int
api_udp_ping_add_del (vat_main_t * vam)
{
udp_ping_test_main_t *sm = &udp_ping_test_main;
unformat_input_t *input = vam->input;
vl_api_udp_ping_add_del_t *mp;
int rv = 0;
ip6_address_t dst, src;
u32 start_src_port, end_src_port;
u32 start_dst_port, end_dst_port;
u32 interval;
u8 is_disable = 0;
f64 timeout;
while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
{
if (unformat (input, "src %U", unformat_ip6_address, &src))
;
else if (unformat (input, "start-src-port %d", &start_src_port))
;
else if (unformat (input, "end-src-port %d", &end_src_port))
;
else if (unformat (input, "start-dst-port %d", &start_dst_port))
;
else if (unformat (input, "end-dst-port %d", &end_dst_port))
;
else if (unformat (input, "dst %U", unformat_ip6_address, &dst))
;
else if (unformat (input, "interval %d", &interval))
;
else if (unformat (input, "disable"))
is_disable = 1;
else
break;
}
M (UDP_PING_ADD_DEL, udp_ping_add);
clib_memcpy (mp->src_ip_address, &src, 16);
clib_memcpy (mp->dst_ip_address, &dst, 16);
mp->start_src_port = (u16) start_src_port;
mp->end_src_port = (u16) end_src_port;
mp->start_dst_port = (u16) start_dst_port;
mp->end_dst_port = (u16) end_dst_port;
mp->interval = (u16) interval;
mp->is_ipv4 = 0;
mp->dis = is_disable;
S;
W;
return (rv);
}
static int
api_udp_ping_export (vat_main_t * vam)
{
udp_ping_test_main_t *sm = &udp_ping_test_main;
unformat_input_t *input = vam->input;
vl_api_udp_ping_export_t *mp;
int rv = 0;
int is_add = 1;
f64 timeout;
while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
{
if (unformat (input, "export"))
is_add = 1;
else if (unformat (input, "disable"))
is_add = 0;
else
break;
}
M (UDP_PING_EXPORT, udp_ping_export);
mp->enable = is_add;
S;
W;
return (rv);
}
/*
* List of messages that the api test plugin sends,
* and that the data plane plugin processes
*/
#define foreach_vpe_api_msg \
_(udp_ping_add_del, "src <local IPv6 address> start-src-port <first local port> "\
"end-src-port <last local port> " \
"dst <remote IPv6 address> start-dst-port <first destination port> "\
"end-dst-port <last destination port> "\
"interval <time interval in sec for which ping packet will be sent> "\
"[disable]") \
_(udp_ping_export, "export [disable]") \
static void
udp_ping_test_api_hookup (vat_main_t * vam)
{
udp_ping_test_main_t *sm = &udp_ping_test_main;
/* Hook up handlers for replies from the data plane plug-in */
#define _(N,n) \
vl_msg_api_set_handlers((VL_API_##N + sm->msg_id_base), \
#n, \
vl_api_##n##_t_handler, \
vl_noop_handler, \
vl_api_##n##_t_endian, \
vl_api_##n##_t_print, \
sizeof(vl_api_##n##_t), 1);
foreach_vpe_api_reply_msg;
#undef _
/* API messages we can send */
#define _(n,h) hash_set_mem (vam->function_by_name, #n, api_##n);
foreach_vpe_api_msg;
#undef _
/* Help strings */
#define _(n,h) hash_set_mem (vam->help_by_name, #n, h);
foreach_vpe_api_msg;
#undef _
}
clib_error_t *
udp_ping_vat_plugin_register (vat_main_t * vam)
{
udp_ping_test_main_t *sm = &udp_ping_test_main;
u8 *name;
sm->vat_main = vam;
name = format (0, "udp_ping_%08x%c", api_version, 0);
sm->msg_id_base = vl_client_get_first_plugin_msg_id ((char *) name);
if (sm->msg_id_base != (u16) ~ 0)
udp_ping_test_api_hookup (vam);
vec_free (name);
return 0;
}
/*
* fd.io coding-style-patch-verification: ON
*
* Local Variables:
* eval: (c-set-style "gnu")
* End:
*/
|
