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/***************************************************************************
* _ _ ____ _
* Project ___| | | | _ \| |
* / __| | | | |_) | |
* | (__| |_| | _ <| |___
* \___|\___/|_| \_\_____|
*
* Copyright (C) 2013 - 2020, 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.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.
*
***************************************************************************/
/*
* Use global DNS cache (while deprecated it should still work), populate it
* with CURLOPT_RESOLVE in the first request and then make sure a subsequent
* easy transfer finds and uses the populated stuff.
*/
#include "test.h"
#include "memdebug.h"
#define NUM_HANDLES 2
int test(char *URL)
{
int res = 0;
CURL *curl[NUM_HANDLES] = {NULL, NULL};
char *port = libtest_arg3;
char *address = libtest_arg2;
char dnsentry[256];
struct curl_slist *slist = NULL;
int i;
char target_url[256];
(void)URL; /* URL is setup in the code */
if(curl_global_init(CURL_GLOBAL_ALL) != CURLE_OK) {
fprintf(stderr, "curl_global_init() failed\n");
return TEST_ERR_MAJOR_BAD;
}
msnprintf(dnsentry, sizeof(dnsentry), "server.example.curl:%s:%s",
port, address);
printf("%s\n", dnsentry);
slist = curl_slist_append(slist, dnsentry);
/* 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.example.curl:%s/path/1512%04i",
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_DNS_USE_GLOBAL_CACHE, 1L);
}
/* make the first one populate the GLOBAL cache */
easy_setopt(curl[0], CURLOPT_RESOLVE, slist);
/* run NUM_HANDLES transfers */
for(i = 0; (i < NUM_HANDLES) && !res; i++)
res = curl_easy_perform(curl[i]);
test_cleanup:
curl_easy_cleanup(curl[0]);
curl_easy_cleanup(curl[1]);
curl_slist_free_all(slist);
curl_global_cleanup();
return res;
}
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