lib1512.c (2959B)
1 /*************************************************************************** 2 * _ _ ____ _ 3 * Project ___| | | | _ \| | 4 * / __| | | | |_) | | 5 * | (__| |_| | _ <| |___ 6 * \___|\___/|_| \_\_____| 7 * 8 * Copyright (C) Linus Nielsen Feltzing <linus@haxx.se> 9 * 10 * This software is licensed as described in the file COPYING, which 11 * you should have received as part of this distribution. The terms 12 * are also available at https://curl.se/docs/copyright.html. 13 * 14 * You may opt to use, copy, modify, merge, publish, distribute and/or sell 15 * copies of the Software, and permit persons to whom the Software is 16 * furnished to do so, under the terms of the COPYING file. 17 * 18 * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY 19 * KIND, either express or implied. 20 * 21 * SPDX-License-Identifier: curl 22 * 23 ***************************************************************************/ 24 25 /* 26 * Use global DNS cache (while deprecated it should still work), populate it 27 * with CURLOPT_RESOLVE in the first request and then make sure a subsequent 28 * easy transfer finds and uses the populated stuff. 29 */ 30 31 #include "first.h" 32 33 #include "memdebug.h" 34 35 static CURLcode test_lib1512(char *URL) 36 { 37 CURLcode res = CURLE_OK; 38 CURL *curl[2] = {NULL, NULL}; 39 char *port = libtest_arg3; 40 char *address = libtest_arg2; 41 char dnsentry[256]; 42 struct curl_slist *slist = NULL; 43 size_t i; 44 char target_url[256]; 45 (void)URL; /* URL is setup in the code */ 46 47 if(curl_global_init(CURL_GLOBAL_ALL) != CURLE_OK) { 48 curl_mfprintf(stderr, "curl_global_init() failed\n"); 49 return TEST_ERR_MAJOR_BAD; 50 } 51 52 curl_msnprintf(dnsentry, sizeof(dnsentry), "server.example.curl:%s:%s", 53 port, address); 54 curl_mprintf("%s\n", dnsentry); 55 slist = curl_slist_append(slist, dnsentry); 56 57 /* get each easy handle */ 58 for(i = 0; i < CURL_ARRAYSIZE(curl); i++) { 59 /* get an easy handle */ 60 easy_init(curl[i]); 61 /* specify target */ 62 curl_msnprintf(target_url, sizeof(target_url), 63 "http://server.example.curl:%s/path/1512%04i", 64 port, (int)i + 1); 65 target_url[sizeof(target_url) - 1] = '\0'; 66 easy_setopt(curl[i], CURLOPT_URL, target_url); 67 /* go verbose */ 68 easy_setopt(curl[i], CURLOPT_VERBOSE, 1L); 69 /* include headers */ 70 easy_setopt(curl[i], CURLOPT_HEADER, 1L); 71 72 easy_setopt(curl[i], CURLOPT_DNS_USE_GLOBAL_CACHE, 1L); 73 } 74 75 /* make the first one populate the GLOBAL cache */ 76 easy_setopt(curl[0], CURLOPT_RESOLVE, slist); 77 78 /* run each transfer */ 79 for(i = 0; (i < CURL_ARRAYSIZE(curl)) && !res; i++) { 80 res = curl_easy_perform(curl[i]); 81 if(res) 82 goto test_cleanup; 83 } 84 85 test_cleanup: 86 87 curl_easy_cleanup(curl[0]); 88 curl_easy_cleanup(curl[1]); 89 curl_slist_free_all(slist); 90 curl_global_cleanup(); 91 92 return res; 93 }