/*
This file is part of libmicrohttpd
Copyright (C) 2007 Christian Grothoff
libmicrohttpd is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published
by the Free Software Foundation; either version 2, or (at your
option) any later version.
libmicrohttpd is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
General Public License for more details.
You should have received a copy of the GNU General Public License
along with libmicrohttpd; see the file COPYING. If not, write to the
Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA.
*/
/**
* @file test_iplimit.c
* @brief Testcase for libmicrohttpd GET operations
* TODO: test parsing of query
* @author Christian Grothoff
*/
#include "MHD_config.h"
#include "platform.h"
#include <curl/curl.h>
#include <microhttpd.h>
#include <stdlib.h>
#include <string.h>
#include <time.h>
#ifndef WINDOWS
#include <unistd.h>
#endif
#ifdef _WIN32
#ifndef WIN32_LEAN_AND_MEAN
#define WIN32_LEAN_AND_MEAN 1
#endif /* !WIN32_LEAN_AND_MEAN */
#include <windows.h>
#endif
#if defined(CPU_COUNT) && (CPU_COUNT+0) < 2
#undef CPU_COUNT
#endif
#if !defined(CPU_COUNT)
#define CPU_COUNT 2
#endif
static int oneone;
struct CBC
{
char *buf;
size_t pos;
size_t size;
};
static size_t
copyBuffer (void *ptr, size_t size, size_t nmemb, void *ctx)
{
struct CBC *cbc = ctx;
if (cbc->pos + size * nmemb > cbc->size)
return 0; /* overflow */
memcpy (&cbc->buf[cbc->pos], ptr, size * nmemb);
cbc->pos += size * nmemb;
return size * nmemb;
}
static int
ahc_echo (void *cls,
struct MHD_Connection *connection,
const char *url,
const char *method,
const char *version,
const char *upload_data, size_t *upload_data_size,
void **unused)
{
static int ptr;
const char *me = cls;
struct MHD_Response *response;
int ret;
if (0 != strcmp (me, method))
return MHD_NO; /* unexpected method */
if (&ptr != *unused)
{
*unused = &ptr;
return MHD_YES;
}
*unused = NULL;
response = MHD_create_response_from_buffer (strlen (url),
(void *) url,
MHD_RESPMEM_MUST_COPY);
ret = MHD_queue_response (connection, MHD_HTTP_OK, response);
MHD_destroy_response (response);
if (ret == MHD_NO)
abort ();
return ret;
}
static int
testMultithreadedGet ()
{
struct MHD_Daemon *d;
char buf[2048];
int k;
unsigned int success;
unsigned int failure;
/* Test only valid for HTTP/1.1 (uses persistent connections) */
if (!oneone)
return 0;
d = MHD_start_daemon (MHD_USE_SELECT_INTERNALLY | MHD_USE_DEBUG,
1081, NULL, NULL,
&ahc_echo, "GET",
MHD_OPTION_PER_IP_CONNECTION_LIMIT, 2,
MHD_OPTION_END);
if (d == NULL)
return 16;
for (k = 0; k < 3; ++k)
{
struct CBC cbc[3];
CURL *cenv[3];
int i;
success = 0;
failure = 0;
for (i = 0; i < 3; ++i)
{
CURL *c;
CURLcode errornum;
cenv[i] = c = curl_easy_init ();
cbc[i].buf = buf;
cbc[i].size = 2048;
cbc[i].pos = 0;
curl_easy_setopt (c, CURLOPT_URL, "http://127.0.0.1:1081/hello_world");
curl_easy_setopt (c, CURLOPT_WRITEFUNCTION, ©Buffer);
curl_easy_setopt (c, CURLOPT_WRITEDATA, &cbc[i]);
curl_easy_setopt (c, CURLOPT_FAILONERROR, 1);
curl_easy_setopt (c, CURLOPT_TIMEOUT, 150L);
curl_easy_setopt (c, CURLOPT_FORBID_REUSE, 0L);
curl_easy_setopt (c, CURLOPT_HTTP_VERSION, CURL_HTTP_VERSION_1_1);
curl_easy_setopt (c, CURLOPT_CONNECTTIMEOUT, 150L);
// NOTE: use of CONNECTTIMEOUT without also
// setting NOSIGNAL results in really weird
// crashes on my system!
curl_easy_setopt (c, CURLOPT_NOSIGNAL, 1);
errornum = curl_easy_perform (c);
if (CURLE_OK == errornum)
success++;
else
failure++;
}
/* Cleanup the environments */
for (i = 0; i < 3; ++i)
curl_easy_cleanup (cenv[i]);
if ( (2 != success) ||
(1 != failure) )
{
fprintf (stderr,
"Unexpected number of success (%u) or failure (%u)\n",
success,
failure);
MHD_stop_daemon (d);
return 32;
}
sleep(2);
for (i = 0; i < 2; ++i)
{
if (cbc[i].pos != strlen ("/hello_world"))
{
MHD_stop_daemon (d);
return 64;
}
if (0 != strncmp ("/hello_world", cbc[i].buf, strlen ("/hello_world")))
{
MHD_stop_daemon (d);
return 128;
}
}
}
MHD_stop_daemon (d);
return 0;
}
static int
testMultithreadedPoolGet ()
{
struct MHD_Daemon *d;
char buf[2048];
int k;
/* Test only valid for HTTP/1.1 (uses persistent connections) */
if (!oneone)
return 0;
d = MHD_start_daemon (MHD_USE_SELECT_INTERNALLY | MHD_USE_DEBUG,
1081, NULL, NULL, &ahc_echo, "GET",
MHD_OPTION_PER_IP_CONNECTION_LIMIT, 2,
MHD_OPTION_THREAD_POOL_SIZE, CPU_COUNT,
MHD_OPTION_END);
if (d == NULL)
return 16;
for (k = 0; k < 3; ++k)
{
struct CBC cbc[3];
CURL *cenv[3];
int i;
for (i = 0; i < 3; ++i)
{
CURL *c;
CURLcode errornum;
cenv[i] = c = curl_easy_init ();
cbc[i].buf = buf;
cbc[i].size = 2048;
cbc[i].pos = 0;
curl_easy_setopt (c, CURLOPT_URL, "http://127.0.0.1:1081/hello_world");
curl_easy_setopt (c, CURLOPT_WRITEFUNCTION, ©Buffer);
curl_easy_setopt (c, CURLOPT_WRITEDATA, &cbc[i]);
curl_easy_setopt (c, CURLOPT_FAILONERROR, 1);
curl_easy_setopt (c, CURLOPT_TIMEOUT, 150L);
curl_easy_setopt (c, CURLOPT_FORBID_REUSE, 0L);
curl_easy_setopt (c, CURLOPT_HTTP_VERSION, CURL_HTTP_VERSION_1_1);
curl_easy_setopt (c, CURLOPT_CONNECTTIMEOUT, 150L);
// NOTE: use of CONNECTTIMEOUT without also
// setting NOSIGNAL results in really weird
// crashes on my system!
curl_easy_setopt (c, CURLOPT_NOSIGNAL, 1);
errornum = curl_easy_perform (c);
if ( ( (CURLE_OK != errornum) && (i < 2) ) ||
( (CURLE_OK == errornum) && (i == 2) ) )
{
int j;
/* First 2 should succeed */
if (i < 2)
fprintf (stderr,
"curl_easy_perform failed: `%s'\n",
curl_easy_strerror (errornum));
/* Last request should have failed */
else
fprintf (stderr,
"No error on IP address over limit\n");
for (j = 0; j < i; ++j)
curl_easy_cleanup (cenv[j]);
MHD_stop_daemon (d);
return 32;
}
}
/* Cleanup the environments */
for (i = 0; i < 3; ++i)
curl_easy_cleanup (cenv[i]);
sleep(2);
for (i = 0; i < 2; ++i)
{
if (cbc[i].pos != strlen ("/hello_world"))
{
MHD_stop_daemon (d);
return 64;
}
if (0 != strncmp ("/hello_world", cbc[i].buf, strlen ("/hello_world")))
{
MHD_stop_daemon (d);
return 128;
}
}
}
MHD_stop_daemon (d);
return 0;
}
int
main (int argc, char *const *argv)
{
unsigned int errorCount = 0;
oneone = (NULL != strrchr (argv[0], (int) '/')) ?
(NULL != strstr (strrchr (argv[0], (int) '/'), "11")) : 0;
if (0 != curl_global_init (CURL_GLOBAL_WIN32))
return 2;
errorCount |= testMultithreadedGet ();
errorCount |= testMultithreadedPoolGet ();
if (errorCount != 0)
fprintf (stderr, "Error (code: %u)\n", errorCount);
curl_global_cleanup ();
return errorCount != 0; /* 0 == pass */
}