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
|
/***************************************************************************
* _ _ ____ _
* Project ___| | | | _ \| |
* / __| | | | |_) | |
* | (__| |_| | _ <| |___
* \___|\___/|_| \_\_____|
*
* Copyright (C) 1998 - 2019, Daniel Stenberg, <daniel@haxx.se>, et al.
*
* This software is licensed as described in the file COPYING, which
* you should have received as part of this distribution. The terms
* are also available at https://curl.haxx.se/docs/copyright.html.
*
* You may opt to use, copy, modify, merge, publish, distribute and/or sell
* copies of the Software, and permit persons to whom the Software is
* furnished to do so, under the terms of the COPYING file.
*
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
* KIND, either express or implied.
*
***************************************************************************/
#include "curlcheck.h"
#include "urldata.h"
#include "connect.h"
#include "share.h"
/* retrieves ip address and port from a sockaddr structure.
note it calls Curl_inet_ntop which sets errno on fail, not SOCKERRNO. */
bool getaddressinfo(struct sockaddr *sa, char *addr, long *port);
#include "memdebug.h" /* LAST include file */
static void unit_stop(void)
{
curl_global_cleanup();
}
static CURLcode unit_setup(void)
{
int res = CURLE_OK;
global_init(CURL_GLOBAL_ALL);
return res;
}
struct testcase {
/* host:port:address[,address]... */
const char *optval;
/* lowercase host and port to retrieve the addresses from hostcache */
const char *host;
int port;
/* 0 to 9 addresses expected from hostcache */
const char *address[10];
};
/* In builds without IPv6 support CURLOPT_RESOLVE should skip over those
addresses, so we have to do that as well. */
static const char skip = 0;
#ifdef ENABLE_IPV6
#define IPV6ONLY(x) x
#else
#define IPV6ONLY(x) &skip
#endif
/* CURLOPT_RESOLVE address parsing tests */
static const struct testcase tests[] = {
/* spaces aren't allowed, for now */
{ "test.com:80:127.0.0.1, 127.0.0.2",
"test.com", 80, { NULL, }
},
{ "TEST.com:80:,,127.0.0.1,,,127.0.0.2,,,,::1,,,",
"test.com", 80, { "127.0.0.1", "127.0.0.2", IPV6ONLY("::1"), }
},
{ "test.com:80:::1,127.0.0.1",
"test.com", 80, { IPV6ONLY("::1"), "127.0.0.1", }
},
{ "test.com:80:[::1],127.0.0.1",
"test.com", 80, { IPV6ONLY("::1"), "127.0.0.1", }
},
{ "test.com:80:::1",
"test.com", 80, { IPV6ONLY("::1"), }
},
{ "test.com:80:[::1]",
"test.com", 80, { IPV6ONLY("::1"), }
},
{ "test.com:80:127.0.0.1",
"test.com", 80, { "127.0.0.1", }
},
{ "test.com:80:,127.0.0.1",
"test.com", 80, { "127.0.0.1", }
},
{ "test.com:80:127.0.0.1,",
"test.com", 80, { "127.0.0.1", }
},
{ "test.com:0:127.0.0.1",
"test.com", 0, { "127.0.0.1", }
},
};
UNITTEST_START
int i;
int testnum = sizeof(tests) / sizeof(struct testcase);
for(i = 0; i < testnum; ++i) {
int j;
int addressnum = sizeof(tests[i].address) / sizeof(*tests[i].address);
struct Curl_addrinfo *addr;
struct Curl_dns_entry *dns;
struct curl_slist *list;
void *entry_id;
bool problem = false;
struct Curl_multi *multi;
struct Curl_easy *easy = curl_easy_init();
if(!easy) {
curl_global_cleanup();
return CURLE_OUT_OF_MEMORY;
}
/* create a multi handle and add the easy handle to it so that the
hostcache is setup */
multi = curl_multi_init();
curl_multi_add_handle(multi, easy);
list = curl_slist_append(NULL, tests[i].optval);
if(!list)
goto unit_test_abort;
curl_easy_setopt(easy, CURLOPT_RESOLVE, list);
Curl_loadhostpairs(easy);
entry_id = (void *)aprintf("%s:%d", tests[i].host, tests[i].port);
if(!entry_id) {
curl_slist_free_all(list);
goto unit_test_abort;
}
dns = Curl_hash_pick(easy->dns.hostcache, entry_id, strlen(entry_id) + 1);
free(entry_id);
entry_id = NULL;
addr = dns ? dns->addr : NULL;
for(j = 0; j < addressnum; ++j) {
long port = 0;
char ipaddress[MAX_IPADR_LEN] = {0};
if(!addr && !tests[i].address[j])
break;
if(tests[i].address[j] == &skip)
continue;
if(addr && !getaddressinfo(addr->ai_addr,
ipaddress, &port)) {
fprintf(stderr, "%s:%d tests[%d] failed. getaddressinfo failed.\n",
__FILE__, __LINE__, i);
problem = true;
break;
}
if(addr && !tests[i].address[j]) {
fprintf(stderr, "%s:%d tests[%d] failed. the retrieved addr "
"is %s but tests[%d].address[%d] is NULL.\n",
__FILE__, __LINE__, i, ipaddress, i, j);
problem = true;
break;
}
if(!addr && tests[i].address[j]) {
fprintf(stderr, "%s:%d tests[%d] failed. the retrieved addr "
"is NULL but tests[%d].address[%d] is %s.\n",
__FILE__, __LINE__, i, i, j, tests[i].address[j]);
problem = true;
break;
}
if(!curl_strequal(ipaddress, tests[i].address[j])) {
fprintf(stderr, "%s:%d tests[%d] failed. the retrieved addr "
"%s is not equal to tests[%d].address[%d] %s.\n",
__FILE__, __LINE__, i, ipaddress, i, j, tests[i].address[j]);
problem = true;
break;
}
if(port != tests[i].port) {
fprintf(stderr, "%s:%d tests[%d] failed. the retrieved port "
"for tests[%d].address[%d] is %ld but tests[%d].port is %d.\n",
__FILE__, __LINE__, i, i, j, port, i, tests[i].port);
problem = true;
break;
}
if(dns->timestamp != 0) {
fprintf(stderr, "%s:%d tests[%d] failed. the timestamp is not zero. "
"for tests[%d].address[%d\n",
__FILE__, __LINE__, i, i, j);
problem = true;
break;
}
addr = addr->ai_next;
}
curl_easy_cleanup(easy);
curl_multi_cleanup(multi);
curl_slist_free_all(list);
if(problem) {
unitfail++;
continue;
}
}
UNITTEST_STOP
|
