aboutsummaryrefslogtreecommitdiffstats
path: root/src/plugins/stn/stn_test.c
blob: a4497cd22ab137ed3d2e3e1e1eb853c1d41a1deb (plain)
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
/*
 * Copyright (c) 2018 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 <vat/vat.h>
#include <vlibapi/api.h>
#include <vlibmemory/api.h>
#include <vppinfra/error.h>

#include <stn/stn.h>

#define __plugin_msg_base stn_test_main.msg_id_base
#include <vlibapi/vat_helper_macros.h>

/* Declare message IDs */
#include <stn/stn_msg_enum.h>

/* Get CRC codes of the messages defined outside of this plugin */
#define vl_msg_name_crc_list
#include <vpp/api/vpe_all_api_h.h>
#undef vl_msg_name_crc_list

/* define message structures */
#define vl_typedefs
#include <vpp/api/vpe_all_api_h.h>
#include <stn/stn_all_api_h.h>
#undef vl_typedefs

/* define message structures */
#define vl_endianfun
#include <stn/stn_all_api_h.h>
#undef vl_endianfun

/* instantiate all the print functions we know about */
#define vl_print(handle, ...)
#define vl_printfun
#include <stn/stn_all_api_h.h>
#undef vl_printfun

/* Get the API version number. */
#define vl_api_version(n,v) static u32 api_version=(v);
#include <stn/stn_all_api_h.h>
#undef vl_api_version

typedef struct
{
  /* API message ID base */
  u16 msg_id_base;
  u32 ping_id;
  vat_main_t *vat_main;
} stn_test_main_t;

stn_test_main_t stn_test_main;

/*
 * Table of message reply handlers, must include boilerplate handlers
 * we just generated
 */
#define foreach_stn_api_reply_msg                       \
_(STN_RULE_DETAILS, stn_rule_details)

static int
api_stn_rules_dump (vat_main_t * vam)
{
  stn_test_main_t *sm = &stn_test_main;
  vl_api_stn_rules_dump_t *mp;
  vl_api_control_ping_t *mp_ping;
  int ret;

  if (!vam->json_output)
    {
      print (vam->ofp, "%=20s", "STN Rules");
    }

  M (STN_RULES_DUMP, mp);
  /* send it... */
  S (mp);

  /* Use a control ping for synchronization */
  mp_ping = vl_msg_api_alloc_as_if_client (sizeof (*mp_ping));
  mp_ping->_vl_msg_id = htons (sm->ping_id);
  mp_ping->client_index = vam->my_client_index;

  fformat (vam->ofp, "Sending ping id=%d\n", sm->ping_id);

  vam->result_ready = 0;
  S (mp_ping);

  /* Wait for a reply... */
  W (ret);
  return ret;
}

static void
vl_api_stn_rule_details_t_handler (vl_api_stn_rule_details_t * mp)
{
  vat_main_t *vam = stn_test_main.vat_main;
  fformat (vam->ofp, "addr: %U sw_if_index: %u\n",
	   mp->is_ip4 ? format_ip4_address : format_ip6_address,
	   mp->ip_address, clib_net_to_host_u32 (mp->sw_if_index));
}

/*
 * List of messages that the api test plugin sends,
 * and that the data plane plugin processes
 */
#define foreach_stn_api_msg 				\
_(stn_rules_dump, "")					\

static void
stn_vat_api_hookup (vat_main_t * vam)
{
  stn_test_main_t *sm = &stn_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_stn_api_reply_msg;
#undef _

  /* API messages we can send */
#define _(n,h) hash_set_mem (vam->function_by_name, #n, api_##n);
  foreach_stn_api_msg;
#undef _

  /* Help strings */
#define _(n,h) hash_set_mem (vam->help_by_name, #n, h);
  foreach_stn_api_msg;
#undef _
}

clib_error_t *
vat_plugin_register (vat_main_t * vam)
{
  stn_test_main_t *sm = &stn_test_main;
  u8 *name;

  sm->vat_main = vam;

  name = format (0, "stn_%08x%c", api_version, 0);
  sm->msg_id_base = vl_client_get_first_plugin_msg_id ((char *) name);

  /* Get the control ping ID */
#define _(id,n,crc) \
  const char *id ## _CRC __attribute__ ((unused)) = #n "_" #crc;
  foreach_vl_msg_name_crc_vpe;
#undef _
  sm->ping_id = vl_msg_api_get_msg_index ((u8 *) (VL_API_CONTROL_PING_CRC));

  if (sm->msg_id_base != (u16) ~ 0)
    stn_vat_api_hookup (vam);

  vec_free (name);

  return 0;
}

/*
 * fd.io coding-style-patch-verification: ON
 *
 * Local Variables:
 * eval: (c-set-style "gnu")
 * End:
 */