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/***************************************************************************
* _ _ ____ _
* Project ___| | | | _ \| |
* / __| | | | |_) | |
* | (__| |_| | _ <| |___
* \___|\___/|_| \_\_____|
*
* Copyright (C) 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.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.
*
* SPDX-License-Identifier: curl
*
***************************************************************************/
/* This is based on the PoC client of issue #11769
*/
#include "first.h"
#include "testtrace.h"
#include "memdebug.h"
static size_t total_read = 0;
static size_t read_callback(char *ptr, size_t size, size_t nmemb,
void *userdata)
{
static const size_t PAUSE_READ_AFTER = 1;
(void)size;
(void)nmemb;
(void)userdata;
if(total_read >= PAUSE_READ_AFTER) {
curl_mfprintf(stderr, "read_callback, return PAUSE\n");
return CURL_READFUNC_PAUSE;
}
else {
ptr[0] = '\n';
++total_read;
curl_mfprintf(stderr, "read_callback, return 1 byte\n");
return 1;
}
}
static int progress_callback(void *clientp,
curl_off_t dltotal,
curl_off_t dlnow,
curl_off_t ultotal,
curl_off_t ulnow)
{
(void)dltotal;
(void)dlnow;
(void)ultotal;
(void)ulnow;
(void)clientp;
#if 0
/* Used to unpause on progress, but keeping for now. */
{
CURL *curl = (CURL *)clientp;
curl_easy_pause(curl, CURLPAUSE_CONT);
/* curl_easy_pause(curl, CURLPAUSE_RECV_CONT); */
}
#endif
return 0;
}
static void usage_upload_pausing(const char *msg)
{
if(msg)
curl_mfprintf(stderr, "%s\n", msg);
curl_mfprintf(stderr,
"usage: [options] url\n"
" upload and pause, options:\n"
" -V http_version (http/1.1, h2, h3) http version to use\n"
);
}
static CURLcode test_cli_upload_pausing(const char *URL)
{
CURL *curl;
CURLcode rc = CURLE_OK;
CURLU *cu;
struct curl_slist *resolve = NULL;
char resolve_buf[1024];
const char *url;
char *host = NULL, *port = NULL;
long http_version = CURL_HTTP_VERSION_1_1;
int ch;
(void)URL;
while((ch = cgetopt(test_argc, test_argv, "V:")) != -1) {
switch(ch) {
case 'V': {
if(!strcmp("http/1.1", coptarg))
http_version = CURL_HTTP_VERSION_1_1;
else if(!strcmp("h2", coptarg))
http_version = CURL_HTTP_VERSION_2_0;
else if(!strcmp("h3", coptarg))
http_version = CURL_HTTP_VERSION_3ONLY;
else {
usage_upload_pausing("invalid http version");
return (CURLcode)1;
}
break;
}
default:
usage_upload_pausing("invalid option");
return (CURLcode)1;
}
}
test_argc -= coptind;
test_argv += coptind;
if(test_argc != 1) {
usage_upload_pausing("not enough arguments");
return (CURLcode)2;
}
url = test_argv[0];
curl_global_init(CURL_GLOBAL_DEFAULT);
curl_global_trace("ids,time");
cu = curl_url();
if(!cu) {
curl_mfprintf(stderr, "out of memory\n");
return (CURLcode)1;
}
if(curl_url_set(cu, CURLUPART_URL, url, 0)) {
curl_mfprintf(stderr, "not a URL: '%s'\n", url);
return (CURLcode)1;
}
if(curl_url_get(cu, CURLUPART_HOST, &host, 0)) {
curl_mfprintf(stderr, "could not get host of '%s'\n", url);
return (CURLcode)1;
}
if(curl_url_get(cu, CURLUPART_PORT, &port, 0)) {
curl_mfprintf(stderr, "could not get port of '%s'\n", url);
return (CURLcode)1;
}
memset(&resolve, 0, sizeof(resolve));
curl_msnprintf(resolve_buf, sizeof(resolve_buf)-1, "%s:%s:127.0.0.1",
host, port);
resolve = curl_slist_append(resolve, resolve_buf);
curl = curl_easy_init();
if(!curl) {
curl_mfprintf(stderr, "out of memory\n");
return (CURLcode)1;
}
/* We want to use our own read function. */
curl_easy_setopt(curl, CURLOPT_READFUNCTION, read_callback);
/* It will help us to continue the read function. */
curl_easy_setopt(curl, CURLOPT_XFERINFOFUNCTION, progress_callback);
curl_easy_setopt(curl, CURLOPT_XFERINFODATA, curl);
curl_easy_setopt(curl, CURLOPT_NOPROGRESS, 0L);
/* It will help us to ensure that keepalive does not help. */
curl_easy_setopt(curl, CURLOPT_TCP_KEEPALIVE, 1L);
curl_easy_setopt(curl, CURLOPT_TCP_KEEPIDLE, 1L);
curl_easy_setopt(curl, CURLOPT_TCP_KEEPINTVL, 1L);
curl_easy_setopt(curl, CURLOPT_TCP_KEEPCNT, 1L);
/* Enable uploading. */
curl_easy_setopt(curl, CURLOPT_CUSTOMREQUEST, "POST");
curl_easy_setopt(curl, CURLOPT_UPLOAD, 1L);
curl_easy_setopt(curl, CURLOPT_SSL_VERIFYPEER, 0L);
curl_easy_setopt(curl, CURLOPT_SSL_VERIFYHOST, 0L);
if(curl_easy_setopt(curl, CURLOPT_VERBOSE, 1L) != CURLE_OK ||
curl_easy_setopt(curl, CURLOPT_DEBUGFUNCTION, cli_debug_cb) != CURLE_OK ||
curl_easy_setopt(curl, CURLOPT_RESOLVE, resolve) != CURLE_OK) {
curl_mfprintf(stderr, "something unexpected went wrong - bailing out!\n");
return (CURLcode)2;
}
curl_easy_setopt(curl, CURLOPT_URL, url);
curl_easy_setopt(curl, CURLOPT_HTTP_VERSION, http_version);
rc = curl_easy_perform(curl);
if(curl) {
curl_easy_cleanup(curl);
}
curl_slist_free_all(resolve);
curl_free(host);
curl_free(port);
curl_url_cleanup(cu);
curl_global_cleanup();
return rc;
}
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