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curl/tests/libtest/lib1506.c
Daniel Stenberg dcd6f81025
snprintf: renamed and we now only use msnprintf()
The function does not return the same value as snprintf() normally does,
so readers may be mislead into thinking the code works differently than
it actually does. A different function name makes this easier to detect.

Reported-by: Tomas Hoger
Assisted-by: Daniel Gustafsson
Fixes #3296
Closes #3297
2018-11-23 08:26:51 +01:00

138 lines
3.5 KiB
C

/***************************************************************************
* _ _ ____ _
* Project ___| | | | _ \| |
* / __| | | | |_) | |
* | (__| |_| | _ <| |___
* \___|\___/|_| \_\_____|
*
* Copyright (C) 2013 - 2018, Linus Nielsen Feltzing <linus@haxx.se>
*
* 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 "test.h"
#include "testutil.h"
#include "warnless.h"
#include "memdebug.h"
#define TEST_HANG_TIMEOUT 60 * 1000
#define NUM_HANDLES 4
int test(char *URL)
{
int res = 0;
CURL *curl[NUM_HANDLES] = {0};
int running;
CURLM *m = NULL;
int i;
char target_url[256];
char dnsentry[256];
struct curl_slist *slist = NULL, *slist2;
char *port = libtest_arg3;
char *address = libtest_arg2;
(void)URL;
/* Create fake DNS entries for serverX.example.com for all handles */
for(i = 0; i < NUM_HANDLES; i++) {
msnprintf(dnsentry, sizeof(dnsentry), "server%d.example.com:%s:%s",
i + 1, port, address);
printf("%s\n", dnsentry);
slist2 = curl_slist_append(slist, dnsentry);
if(!slist2) {
fprintf(stderr, "curl_slist_append() failed\n");
goto test_cleanup;
}
slist = slist2;
}
start_test_timing();
global_init(CURL_GLOBAL_ALL);
multi_init(m);
multi_setopt(m, CURLMOPT_MAXCONNECTS, 3L);
/* get NUM_HANDLES easy handles */
for(i = 0; i < NUM_HANDLES; i++) {
/* get an easy handle */
easy_init(curl[i]);
/* specify target */
msnprintf(target_url, sizeof(target_url),
"http://server%d.example.com:%s/path/1506%04i",
i + 1, port, i + 1);
target_url[sizeof(target_url) - 1] = '\0';
easy_setopt(curl[i], CURLOPT_URL, target_url);
/* go verbose */
easy_setopt(curl[i], CURLOPT_VERBOSE, 1L);
/* include headers */
easy_setopt(curl[i], CURLOPT_HEADER, 1L);
easy_setopt(curl[i], CURLOPT_RESOLVE, slist);
}
fprintf(stderr, "Start at URL 0\n");
for(i = 0; i < NUM_HANDLES; i++) {
/* add handle to multi */
multi_add_handle(m, curl[i]);
for(;;) {
struct timeval interval;
fd_set rd, wr, exc;
int maxfd = -99;
interval.tv_sec = 1;
interval.tv_usec = 0;
multi_perform(m, &running);
abort_on_test_timeout();
if(!running)
break; /* done */
FD_ZERO(&rd);
FD_ZERO(&wr);
FD_ZERO(&exc);
multi_fdset(m, &rd, &wr, &exc, &maxfd);
/* At this point, maxfd is guaranteed to be greater or equal than -1. */
select_test(maxfd + 1, &rd, &wr, &exc, &interval);
abort_on_test_timeout();
}
wait_ms(1); /* to ensure different end times */
}
test_cleanup:
/* proper cleanup sequence - type PB */
for(i = 0; i < NUM_HANDLES; i++) {
curl_multi_remove_handle(m, curl[i]);
curl_easy_cleanup(curl[i]);
}
curl_slist_free_all(slist);
curl_multi_cleanup(m);
curl_global_cleanup();
return res;
}