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|
/*****************************************************************
|
| Neptune Utilities - Network Benchmark utility
|
| (c) 2001-2013 Gilles Boccon-Gibod
| Author: Gilles Boccon-Gibod (bok@bok.net)
|
****************************************************************/
/*----------------------------------------------------------------------
| includes
+---------------------------------------------------------------------*/
#include "Neptune.h"
#include <stdio.h>
/*----------------------------------------------------------------------
| Config
+---------------------------------------------------------------------*/
const unsigned int STATS_WINDOW_SIZE = 100;
/*----------------------------------------------------------------------
| PrintUsageAndExit
+---------------------------------------------------------------------*/
static void
PrintUsageAndExit(void)
{
fprintf(stderr,
"NetBench [options] <url>\n"
"\n"
" Options:\n"
" --threads <n> : use <n> independent threads for requests\n"
" --max-requests <n> : stop after <n> requests\n"
" --max-time <n> : stop after <n> seconds\n"
" --ssl-client-cert <filename> : load client TLS certificate from <filename> (PKCS12)\n"
" --ssl-client-cert-password <password> : optional password for the client cert\n"
);
}
/*----------------------------------------------------------------------
| Worker
+---------------------------------------------------------------------*/
class Worker : public NPT_Thread
{
public:
Worker(const char* url,
NPT_TlsContext* tls_context,
unsigned int tls_options) :
m_Url(url),
m_Connector(NULL),
m_Iterations(0),
m_Failures(0),
m_Done(false),
m_ShouldStop(false)
{
if (tls_context) {
m_Connector = new NPT_HttpTlsConnector(*tls_context, tls_options);
m_Client.SetConnector(m_Connector);
}
}
~Worker() {
delete m_Connector;
}
void Run() {
// get the document
NPT_HttpRequest request(m_Url, NPT_HTTP_METHOD_GET);
while (!m_ShouldStop) {
NPT_HttpResponse* response = NULL;
NPT_Result result = m_Client.SendRequest(request, response);
if (NPT_FAILED(result)) {
++m_Failures;
continue;
}
// load body
NPT_HttpEntity* entity = response->GetEntity();
if (entity != NULL) {
NPT_DataBuffer body;
result = entity->Load(body);
if (NPT_FAILED(result)) {
++m_Failures;
continue;
}
}
++m_Iterations;
delete response;
}
}
NPT_HttpUrl m_Url;
NPT_HttpClient m_Client;
NPT_HttpClient::Connector* m_Connector;
NPT_UInt32 m_Iterations;
NPT_UInt32 m_Failures;
volatile bool m_Done;
volatile bool m_ShouldStop;
};
/*----------------------------------------------------------------------
| main
+---------------------------------------------------------------------*/
int
main(int argc, char** argv)
{
// check command line
if (argc < 2) {
PrintUsageAndExit();
return 1;
}
// init options
#if defined(NPT_CONFIG_ENABLE_TLS)
unsigned int tls_options = NPT_HttpTlsConnector::OPTION_ACCEPT_SELF_SIGNED_CERTS | NPT_HttpTlsConnector::OPTION_ACCEPT_HOSTNAME_MISMATCH;
#else
unsigned int tls_options = 0;
#endif
const char* tls_cert_filename = NULL;
const char* tls_cert_password = NULL;
const char* url = NULL;
unsigned int threads = 1;
unsigned int max_requests = 0;
unsigned int max_time = 0;
// parse command line
++argv;
const char* arg;
while ((arg = *argv++)) {
if (NPT_StringsEqual(arg, "--threads")) {
NPT_ParseInteger(*argv++, threads);
if (threads < 1) threads = 1;
} else if (NPT_StringsEqual(arg, "--max-requests")) {
NPT_ParseInteger(*argv++, max_requests);
} else if (NPT_StringsEqual(arg, "--max-time")) {
NPT_ParseInteger(*argv++, max_time);
} else if (NPT_StringsEqual(arg, "--ssl-client-cert")) {
tls_cert_filename = *argv++;
if (tls_cert_filename == NULL) {
fprintf(stderr, "ERROR: missing argument after --ssl-client-cert option\n");
return 1;
}
} else if (NPT_StringsEqual(arg, "--ssl-client-cert-password")) {
tls_cert_password = *argv++;
if (tls_cert_password == NULL) {
fprintf(stderr, "ERROR: missing argument after --ssl-client-cert-password option\n");
return 1;
}
} else if (url == NULL) {
url = arg;
} else {
fprintf(stderr, "ERROR: unexpected argument '%s'\n", arg);
return 1;
}
}
// load a client cert if needed
NPT_TlsContext* tls_context = NULL;
#if defined(NPT_CONFIG_ENABLE_TLS)
if (tls_options || tls_cert_filename) {
tls_context = new NPT_TlsContext(NPT_TlsContext::OPTION_VERIFY_LATER | NPT_TlsContext::OPTION_ADD_DEFAULT_TRUST_ANCHORS/* | NPT_TlsContext::OPTION_NO_SESSION_CACHE*/);
if (tls_cert_filename) {
NPT_DataBuffer cert;
NPT_Result result = NPT_File::Load(tls_cert_filename, cert);
if (NPT_FAILED(result)) {
fprintf(stderr, "ERROR: failed to load client cert from file %s (%d)\n", tls_cert_filename, result);
return 1;
}
result = tls_context->LoadKey(NPT_TLS_KEY_FORMAT_PKCS12, cert.GetData(), cert.GetDataSize(), tls_cert_password);
if (NPT_FAILED(result)) {
fprintf(stderr, "ERROR: failed to parse client cert (%d)\n", result);
return 1;
}
}
}
#endif
NPT_Array<Worker*> workers;
for (unsigned int i=0; i<threads; i++) {
Worker* worker = new Worker(url, tls_context, tls_options);
workers.Add(worker);
worker->Start();
}
NPT_TimeStamp start_time;
NPT_System::GetCurrentTimeStamp(start_time);
struct {
unsigned int request_count;
unsigned int failure_count;
NPT_TimeStamp timestamp;
} stats[STATS_WINDOW_SIZE];
unsigned int cursor = 0;
for (unsigned int loop = 0; true; loop++) {
unsigned int total_requests = 0;
unsigned int total_failures = 0;
bool all_done = true;
for (unsigned int i=0; i<threads; i++) {
total_requests += workers[i]->m_Iterations;
total_failures += workers[i]->m_Failures;
if (!workers[i]->m_Done) all_done = false;
}
NPT_TimeStamp now;
NPT_System::GetCurrentTimeStamp(now);
stats[cursor].timestamp = now;
stats[cursor].request_count = total_requests;
stats[cursor].failure_count = total_failures;
int newest = cursor;
int oldest = (cursor+1)%STATS_WINDOW_SIZE;
if (loop < STATS_WINDOW_SIZE) {
oldest = 0;
}
unsigned int reqs_in_window = stats[newest].request_count - stats[oldest].request_count;
NPT_TimeStamp window_duration = stats[newest].timestamp - stats[oldest].timestamp;
double rate = 0.0;
if (window_duration.ToMillis()) {
rate = 1000.0*(double)reqs_in_window/(double)window_duration.ToMillis();
}
printf("\rReqs: %d - Fail: %d - Rate: %.2f tps", total_requests, total_failures, (float)rate);
fflush(stdout);
cursor = (cursor+1)%STATS_WINDOW_SIZE;
if (max_time && (now-start_time).ToSeconds() >= max_time) {
break;
}
if (max_requests && total_requests >= max_requests) {
break;
}
if (all_done) {
break;
}
NPT_System::Sleep(0.1);
}
printf("\n");
for (unsigned int i=0; i<threads; i++) {
workers[i]->m_ShouldStop = true;
}
for (unsigned int i=0; i<threads; i++) {
workers[i]->Wait();
delete workers[i];
}
delete tls_context;
return 0;
}
|
