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
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
|
//
// Copyright 2024 Staysail Systems, Inc. <info@staysail.tech>
// Copyright 2018 Capitar IT Group BV <info@capitar.com>
// Copyright 2018 Devolutions <info@devolutions.net>
// Copyright 2018 Cody Piersall <cody.piersall@gmail.com>
//
// This software is supplied under the terms of the MIT License, a
// copy of which should be located in the distribution where this
// file was obtained (LICENSE.txt). A copy of the license may also be
// found online at https://opensource.org/licenses/MIT.
//
#include "nng/nng.h"
#include "../../../testing/nuts.h"
// TCP tests.
static void
test_tcp_wild_card_connect_fail(void)
{
nng_socket s;
char addr[NNG_MAXADDRLEN];
NUTS_OPEN(s);
(void) snprintf(addr, sizeof(addr), "tcp://*:%u", nuts_next_port());
NUTS_FAIL(nng_dial(s, addr, NULL, 0), NNG_EADDRINVAL);
NUTS_CLOSE(s);
}
void
test_tcp_wild_card_bind(void)
{
nng_socket s1;
NUTS_OPEN(s1);
NUTS_FAIL(nng_listen(s1, "tcp4://*:8080", NULL, 0), NNG_EADDRINVAL);
NUTS_CLOSE(s1);
}
void
test_tcp_port_zero_bind(void)
{
nng_socket s1;
nng_socket s2;
nng_sockaddr sa;
nng_listener l;
const nng_url *u;
char addr[NNG_MAXADDRSTRLEN];
NUTS_OPEN(s1);
NUTS_OPEN(s2);
NUTS_PASS(nng_listen(s1, "tcp://127.0.0.1:0", &l, 0));
NUTS_PASS(nng_listener_get_url(l, &u));
NUTS_MATCH(nng_url_scheme(u), "tcp");
nng_url_sprintf(addr, sizeof(addr), u);
NUTS_TRUE(memcmp(addr, "tcp://", 6) == 0);
NUTS_PASS(nng_listener_get_addr(l, NNG_OPT_LOCADDR, &sa));
NUTS_TRUE(sa.s_in.sa_family == NNG_AF_INET);
NUTS_TRUE(sa.s_in.sa_port != 0);
NUTS_TRUE(sa.s_in.sa_addr = nuts_be32(0x7f000001));
NUTS_PASS(nng_dial(s2, addr, NULL, 0));
NUTS_CLOSE(s2);
NUTS_CLOSE(s1);
}
void
test_tcp_non_local_address(void)
{
nng_socket s1;
NUTS_OPEN(s1);
NUTS_FAIL(nng_dial(s1, "tcp://8.8.8.8;127.0.0.1:80", NULL, 0),
NNG_EADDRINVAL);
NUTS_CLOSE(s1);
}
void
test_tcp_malformed_address(void)
{
nng_socket s1;
NUTS_OPEN(s1);
NUTS_FAIL(nng_dial(s1, "tcp://127.0.0.1", NULL, 0), NNG_EADDRINVAL);
NUTS_FAIL(nng_dial(s1, "tcp://127.0.0.1.32", NULL, 0), NNG_EADDRINVAL);
NUTS_FAIL(nng_dial(s1, "tcp://127.0.x.1.32", NULL, 0), NNG_EADDRINVAL);
NUTS_FAIL(
nng_listen(s1, "tcp://127.0.0.1.32", NULL, 0), NNG_EADDRINVAL);
NUTS_FAIL(
nng_listen(s1, "tcp://127.0.x.1.32", NULL, 0), NNG_EADDRINVAL);
NUTS_CLOSE(s1);
}
void
test_tcp_no_delay_option(void)
{
nng_socket s;
nng_dialer d;
nng_listener l;
bool v;
int x;
char *addr;
NUTS_ADDR(addr, "tcp");
NUTS_OPEN(s);
NUTS_PASS(nng_dialer_create(&d, s, addr));
NUTS_PASS(nng_dialer_get_bool(d, NNG_OPT_TCP_NODELAY, &v));
NUTS_TRUE(v);
NUTS_PASS(nng_dialer_set_bool(d, NNG_OPT_TCP_NODELAY, false));
NUTS_PASS(nng_dialer_get_bool(d, NNG_OPT_TCP_NODELAY, &v));
NUTS_TRUE(v == false);
NUTS_FAIL(
nng_dialer_get_int(d, NNG_OPT_TCP_NODELAY, &x), NNG_EBADTYPE);
x = 0;
NUTS_FAIL(nng_dialer_set_int(d, NNG_OPT_TCP_NODELAY, x), NNG_EBADTYPE);
NUTS_PASS(nng_listener_create(&l, s, addr));
NUTS_PASS(nng_listener_get_bool(l, NNG_OPT_TCP_NODELAY, &v));
NUTS_TRUE(v == true);
x = 0;
NUTS_FAIL(
nng_listener_set_int(l, NNG_OPT_TCP_NODELAY, x), NNG_EBADTYPE);
NUTS_PASS(nng_dialer_close(d));
NUTS_PASS(nng_listener_close(l));
NUTS_CLOSE(s);
}
void
test_tcp_keep_alive_option(void)
{
nng_socket s;
nng_dialer d;
nng_listener l;
bool v;
int x;
char *addr;
nng_url *url;
NUTS_ADDR(addr, "tcp");
// next cases are just to exercise nng_dialer_create_url
NUTS_PASS(nng_url_parse(&url, addr));
NUTS_OPEN(s);
NUTS_PASS(nng_dialer_create_url(&d, s, url));
nng_url_free(url);
NUTS_PASS(nng_dialer_get_bool(d, NNG_OPT_TCP_KEEPALIVE, &v));
NUTS_TRUE(v == false);
NUTS_PASS(nng_dialer_set_bool(d, NNG_OPT_TCP_KEEPALIVE, true));
NUTS_PASS(nng_dialer_get_bool(d, NNG_OPT_TCP_KEEPALIVE, &v));
NUTS_TRUE(v);
NUTS_FAIL(
nng_dialer_get_int(d, NNG_OPT_TCP_KEEPALIVE, &x), NNG_EBADTYPE);
x = 1;
NUTS_FAIL(
nng_dialer_set_int(d, NNG_OPT_TCP_KEEPALIVE, x), NNG_EBADTYPE);
NUTS_PASS(nng_listener_create(&l, s, addr));
NUTS_PASS(nng_listener_get_bool(l, NNG_OPT_TCP_KEEPALIVE, &v));
NUTS_TRUE(v == false);
x = 1;
NUTS_FAIL(
nng_listener_set_int(l, NNG_OPT_TCP_KEEPALIVE, x), NNG_EBADTYPE);
NUTS_PASS(nng_dialer_close(d));
NUTS_PASS(nng_listener_close(l));
NUTS_CLOSE(s);
}
void
test_tcp_recv_max(void)
{
char msg[256] = { 0 };
char buf[256] = { 0 };
nng_socket s0;
nng_socket s1;
nng_listener l;
size_t sz;
char *addr;
NUTS_ADDR(addr, "tcp");
NUTS_OPEN(s0);
NUTS_PASS(nng_socket_set_ms(s0, NNG_OPT_RECVTIMEO, 100));
NUTS_PASS(nng_socket_set_size(s0, NNG_OPT_RECVMAXSZ, 200));
NUTS_PASS(nng_listener_create(&l, s0, addr));
NUTS_PASS(nng_socket_get_size(s0, NNG_OPT_RECVMAXSZ, &sz));
NUTS_TRUE(sz == 200);
NUTS_PASS(nng_listener_set_size(l, NNG_OPT_RECVMAXSZ, 100));
NUTS_PASS(nng_listener_start(l, 0));
NUTS_OPEN(s1);
NUTS_PASS(nng_dial(s1, addr, NULL, 0));
NUTS_PASS(nng_send(s1, msg, 95, 0));
NUTS_PASS(nng_socket_set_ms(s1, NNG_OPT_SENDTIMEO, 100));
NUTS_PASS(nng_recv(s0, buf, &sz, 0));
NUTS_TRUE(sz == 95);
NUTS_PASS(nng_send(s1, msg, 150, 0));
NUTS_FAIL(nng_recv(s0, buf, &sz, 0), NNG_ETIMEDOUT);
NUTS_CLOSE(s0);
NUTS_CLOSE(s1);
}
static void
check_props_v4(nng_msg *msg)
{
nng_pipe p;
size_t z;
nng_sockaddr la;
nng_sockaddr ra;
bool b;
p = nng_msg_get_pipe(msg);
NUTS_TRUE(nng_pipe_id(p) > 0);
NUTS_PASS(nng_pipe_get_addr(p, NNG_OPT_LOCADDR, &la));
NUTS_FAIL(nng_pipe_get_size(p, NNG_OPT_LOCADDR, &z), NNG_EBADTYPE);
NUTS_TRUE(la.s_family == NNG_AF_INET);
NUTS_TRUE(la.s_in.sa_port != 0);
NUTS_TRUE(la.s_in.sa_addr == nuts_be32(0x7f000001));
NUTS_PASS(nng_pipe_get_addr(p, NNG_OPT_REMADDR, &ra));
NUTS_TRUE(ra.s_family == NNG_AF_INET);
NUTS_TRUE(ra.s_in.sa_port != 0);
NUTS_TRUE(ra.s_in.sa_addr == nuts_be32(0x7f000001));
NUTS_TRUE(ra.s_in.sa_port != la.s_in.sa_port);
NUTS_FAIL(nng_pipe_get_size(p, NNG_OPT_REMADDR, &z), NNG_EBADTYPE);
NUTS_PASS(nng_pipe_get_bool(p, NNG_OPT_TCP_KEEPALIVE, &b));
NUTS_TRUE(b == false); // default
NUTS_PASS(nng_pipe_get_bool(p, NNG_OPT_TCP_NODELAY, &b));
NUTS_TRUE(b); // default
nng_tls_cert *cert;
NUTS_FAIL(nng_pipe_peer_cert(p, &cert), NNG_ENOTSUP);
}
void
check_props_v6(nng_msg *msg)
{
nng_pipe p;
size_t z;
nng_sockaddr la;
nng_sockaddr ra;
bool b;
uint8_t self[16] = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1 };
p = nng_msg_get_pipe(msg);
NUTS_TRUE(nng_pipe_id(p) > 0);
NUTS_PASS(nng_pipe_get_addr(p, NNG_OPT_LOCADDR, &la));
NUTS_FAIL(nng_pipe_get_size(p, NNG_OPT_LOCADDR, &z), NNG_EBADTYPE);
NUTS_TRUE(la.s_family == NNG_AF_INET6);
NUTS_TRUE(la.s_in6.sa_port != 0);
NUTS_TRUE(memcmp(la.s_in6.sa_addr, self, 16) == 0);
NUTS_PASS(nng_pipe_get_addr(p, NNG_OPT_REMADDR, &ra));
NUTS_TRUE(ra.s_family == NNG_AF_INET6);
NUTS_TRUE(ra.s_in6.sa_port != 0);
NUTS_TRUE(memcmp(ra.s_in6.sa_addr, self, 16) == 0);
NUTS_TRUE(ra.s_in6.sa_port != la.s_in6.sa_port);
NUTS_FAIL(nng_pipe_get_size(p, NNG_OPT_REMADDR, &z), NNG_EBADTYPE);
NUTS_PASS(nng_pipe_get_bool(p, NNG_OPT_TCP_KEEPALIVE, &b));
NUTS_TRUE(b == false); // default
NUTS_PASS(nng_pipe_get_bool(p, NNG_OPT_TCP_NODELAY, &b));
NUTS_TRUE(b); // default
}
void
test_tcp_props_v4(void)
{
nuts_tran_msg_props("tcp4", check_props_v4);
}
void
test_tcp_props_v6(void)
{
nuts_tran_msg_props("tcp6", check_props_v6);
}
NUTS_DECLARE_TRAN_TESTS(tcp)
NUTS_DECLARE_TRAN_TESTS(tcp6)
NUTS_TESTS = {
NUTS_INSERT_TRAN_TESTS(tcp),
{ "tcp wild card connect fail", test_tcp_wild_card_connect_fail },
{ "tcp wild card bind", test_tcp_wild_card_bind },
{ "tcp port zero bind", test_tcp_port_zero_bind },
{ "tcp non-local address", test_tcp_non_local_address },
{ "tcp malformed address", test_tcp_malformed_address },
{ "tcp no delay option", test_tcp_no_delay_option },
{ "tcp keep alive option", test_tcp_keep_alive_option },
{ "tcp recv max", test_tcp_recv_max },
{ "tcp props v4", test_tcp_props_v4 },
NUTS_INSERT_TRAN_TESTS(tcp6),
{ "tcp props v6", test_tcp_props_v6 },
{ NULL, NULL },
};
|
