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/*
* libjingle
* Copyright 2004 Google Inc.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
* EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <string>
#include "talk/base/gunit.h"
#include "talk/base/logging.h"
#include "talk/base/physicalsocketserver.h"
#include "talk/base/virtualsocketserver.h"
#include "talk/base/testclient.h"
#include "talk/base/thread.h"
#include "talk/p2p/base/stunserver.h"
using namespace cricket;
static const talk_base::SocketAddress server_addr("99.99.99.1", 3478);
static const talk_base::SocketAddress client_addr("1.2.3.4", 1234);
class StunServerTest : public testing::Test {
public:
StunServerTest()
: pss_(new talk_base::PhysicalSocketServer),
ss_(new talk_base::VirtualSocketServer(pss_.get())),
worker_(ss_.get()) {
}
virtual void SetUp() {
server_.reset(new StunServer(
talk_base::AsyncUDPSocket::Create(ss_.get(), server_addr)));
client_.reset(new talk_base::TestClient(
talk_base::AsyncUDPSocket::Create(ss_.get(), client_addr)));
worker_.Start();
}
void Send(const StunMessage& msg) {
talk_base::ByteBuffer buf;
msg.Write(&buf);
Send(buf.Data(), static_cast<int>(buf.Length()));
}
void Send(const char* buf, int len) {
client_->SendTo(buf, len, server_addr);
}
StunMessage* Receive() {
StunMessage* msg = NULL;
talk_base::TestClient::Packet* packet = client_->NextPacket();
if (packet) {
talk_base::ByteBuffer buf(packet->buf, packet->size);
msg = new StunMessage();
msg->Read(&buf);
delete packet;
}
return msg;
}
private:
talk_base::scoped_ptr<talk_base::PhysicalSocketServer> pss_;
talk_base::scoped_ptr<talk_base::VirtualSocketServer> ss_;
talk_base::Thread worker_;
talk_base::scoped_ptr<StunServer> server_;
talk_base::scoped_ptr<talk_base::TestClient> client_;
};
// Disable for TSan v2, see
// https://code.google.com/p/webrtc/issues/detail?id=2517 for details.
#if !defined(THREAD_SANITIZER)
TEST_F(StunServerTest, TestGood) {
StunMessage req;
std::string transaction_id = "0123456789ab";
req.SetType(STUN_BINDING_REQUEST);
req.SetTransactionID(transaction_id);
Send(req);
StunMessage* msg = Receive();
ASSERT_TRUE(msg != NULL);
EXPECT_EQ(STUN_BINDING_RESPONSE, msg->type());
EXPECT_EQ(req.transaction_id(), msg->transaction_id());
const StunAddressAttribute* mapped_addr =
msg->GetAddress(STUN_ATTR_MAPPED_ADDRESS);
EXPECT_TRUE(mapped_addr != NULL);
EXPECT_EQ(1, mapped_addr->family());
EXPECT_EQ(client_addr.port(), mapped_addr->port());
if (mapped_addr->ipaddr() != client_addr.ipaddr()) {
LOG(LS_WARNING) << "Warning: mapped IP ("
<< mapped_addr->ipaddr()
<< ") != local IP (" << client_addr.ipaddr()
<< ")";
}
delete msg;
}
#endif // if !defined(THREAD_SANITIZER)
TEST_F(StunServerTest, TestBad) {
const char* bad = "this is a completely nonsensical message whose only "
"purpose is to make the parser go 'ack'. it doesn't "
"look anything like a normal stun message";
Send(bad, static_cast<int>(strlen(bad)));
StunMessage* msg = Receive();
ASSERT_TRUE(msg == NULL);
}
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