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// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
#include <vespa/messagebus/testlib/receptor.h>
#include <vespa/messagebus/testlib/simpleprotocol.h>
#include <vespa/messagebus/testlib/simplereply.h>
#include <vespa/messagebus/testlib/slobrok.h>
#include <vespa/messagebus/testlib/testserver.h>
#include <vespa/messagebus/network/rpcsendv2.h>
#include <vespa/vespalib/testkit/testapp.h>
#include <vespa/log/log.h>
LOG_SETUP("sendadapter_test");
using namespace mbus;
////////////////////////////////////////////////////////////////////////////////
//
// Setup
//
////////////////////////////////////////////////////////////////////////////////
class TestProtocol : public mbus::SimpleProtocol {
private:
mutable vespalib::Version _lastVersion;
public:
using SP = std::shared_ptr<TestProtocol>;
~TestProtocol() override;
mbus::Blob encode(const vespalib::Version &version, const mbus::Routable &routable) const override {
_lastVersion = version;
return mbus::SimpleProtocol::encode(version, routable);
}
mbus::Routable::UP decode(const vespalib::Version &version, mbus::BlobRef blob) const override {
_lastVersion = version;
return mbus::SimpleProtocol::decode(version, blob);
}
const vespalib::Version &getLastVersion() { return _lastVersion; }
};
TestProtocol::~TestProtocol() = default;
class TestData {
public:
Slobrok _slobrok;
TestProtocol::SP _srcProtocol;
TestServer _srcServer;
SourceSession::UP _srcSession;
Receptor _srcHandler;
TestProtocol::SP _itrProtocol;
TestServer _itrServer;
IntermediateSession::UP _itrSession;
Receptor _itrHandler;
TestProtocol::SP _dstProtocol;
TestServer _dstServer;
DestinationSession::UP _dstSession;
Receptor _dstHandler;
public:
TestData();
~TestData();
bool start();
};
static const duration TIMEOUT_SECS = 60s;
TestData::TestData() :
_slobrok(),
_srcProtocol(new TestProtocol()),
_srcServer(MessageBusParams().setRetryPolicy(IRetryPolicy::SP()).addProtocol(_srcProtocol),
RPCNetworkParams(_slobrok.config())),
_srcSession(),
_srcHandler(),
_itrProtocol(new TestProtocol()),
_itrServer(MessageBusParams().addProtocol(_itrProtocol),
RPCNetworkParams(_slobrok.config()).setIdentity(Identity("itr"))),
_itrSession(),
_itrHandler(),
_dstProtocol(new TestProtocol()),
_dstServer(MessageBusParams().addProtocol(_dstProtocol),
RPCNetworkParams(_slobrok.config()).setIdentity(Identity("dst"))),
_dstSession(),
_dstHandler()
{ }
TestData::~TestData() = default;
bool
TestData::start()
{
_srcSession = _srcServer.mb.createSourceSession(SourceSessionParams().setReplyHandler(_srcHandler));
if ( ! _srcSession) {
return false;
}
_itrSession = _itrServer.mb.createIntermediateSession(IntermediateSessionParams().setName("session").setMessageHandler(_itrHandler).setReplyHandler(_itrHandler));
if ( ! _itrSession) {
return false;
}
_dstSession = _dstServer.mb.createDestinationSession(DestinationSessionParams().setName("session").setMessageHandler(_dstHandler));
if ( ! _dstSession) {
return false;
}
if (!_srcServer.waitSlobrok("*/session", 2u)) {
return false;
}
return true;
}
bool
testVersionedSend(TestData &data,
const vespalib::Version &srcVersion,
const vespalib::Version &itrVersion,
const vespalib::Version &dstVersion)
{
LOG(info, "Sending from %s through %s to %s.",
srcVersion.toString().c_str(), itrVersion.toString().c_str(), dstVersion.toString().c_str());
data._srcServer.net.setVersion(srcVersion);
data._itrServer.net.setVersion(itrVersion);
data._dstServer.net.setVersion(dstVersion);
Message::UP msg(new SimpleMessage("foo"));
msg->getTrace().setLevel(9);
if (!EXPECT_TRUE(data._srcSession->send(std::move(msg), Route::parse("itr/session dst/session")).isAccepted())) {
return false;
}
msg = data._itrHandler.getMessage(TIMEOUT_SECS);
if (!EXPECT_TRUE(msg)) {
return false;
}
LOG(info, "Message version %s serialized at source.",
data._srcProtocol->getLastVersion().toString().c_str());
vespalib::Version minVersion = std::min(srcVersion, itrVersion);
if (!EXPECT_TRUE(minVersion == data._srcProtocol->getLastVersion())) {
return false;
}
LOG(info, "Message version %s reached intermediate.",
data._itrProtocol->getLastVersion().toString().c_str());
if (!EXPECT_TRUE(minVersion == data._itrProtocol->getLastVersion())) {
return false;
}
data._itrSession->forward(std::move(msg));
msg = data._dstHandler.getMessage(TIMEOUT_SECS);
if (!EXPECT_TRUE(msg)) {
return false;
}
LOG(info, "Message version %s serialized at intermediate.",
data._itrProtocol->getLastVersion().toString().c_str());
minVersion = std::min(itrVersion, dstVersion);
if (!EXPECT_TRUE(minVersion == data._itrProtocol->getLastVersion())) {
return false;
}
LOG(info, "Message version %s reached destination.",
data._dstProtocol->getLastVersion().toString().c_str());
if (!EXPECT_TRUE(minVersion == data._dstProtocol->getLastVersion())) {
return false;
}
Reply::UP reply(new SimpleReply("bar"));
reply->swapState(*msg);
data._dstSession->reply(std::move(reply));
reply = data._itrHandler.getReply();
if (!EXPECT_TRUE(reply)) {
return false;
}
LOG(info, "Reply version %s serialized at destination.",
data._dstProtocol->getLastVersion().toString().c_str());
if (!EXPECT_TRUE(minVersion == data._dstProtocol->getLastVersion())) {
return false;
}
LOG(info, "Reply version %s reached intermediate.",
data._itrProtocol->getLastVersion().toString().c_str());
if (!EXPECT_TRUE(minVersion == data._itrProtocol->getLastVersion())) {
return false;
}
data._itrSession->forward(std::move(reply));
reply = data._srcHandler.getReply();
if (!EXPECT_TRUE(reply)) {
return false;
}
LOG(info, "Reply version %s serialized at intermediate.",
data._dstProtocol->getLastVersion().toString().c_str());
minVersion = std::min(srcVersion, itrVersion);
if (!EXPECT_TRUE(minVersion == data._itrProtocol->getLastVersion())) {
return false;
}
LOG(info, "Reply version %s reached source.",
data._srcProtocol->getLastVersion().toString().c_str());
if (!EXPECT_TRUE(minVersion == data._srcProtocol->getLastVersion())) {
return false;
}
return true;
}
void
testSendAdapters(TestData &data, const std::vector<vespalib::Version> & versions)
{
for (vespalib::Version src : versions) {
for (vespalib::Version intermediate : versions) {
for (vespalib::Version dst : versions) {
EXPECT_TRUE(testVersionedSend(data, src, intermediate, dst));
}
}
}
}
TEST("test that all known versions are present") {
TestData data;
ASSERT_TRUE(data.start());
EXPECT_FALSE(data._srcServer.net.getSendAdapter(vespalib::Version(4, 999)) != nullptr);
EXPECT_FALSE(data._srcServer.net.getSendAdapter(vespalib::Version(5, 0)) != nullptr);
EXPECT_FALSE(data._srcServer.net.getSendAdapter(vespalib::Version(6, 148)) != nullptr);
EXPECT_TRUE(data._srcServer.net.getSendAdapter(vespalib::Version(6, 149)) != nullptr);
EXPECT_TRUE(dynamic_cast<mbus::RPCSendV2 *>(data._srcServer.net.getSendAdapter(vespalib::Version(6, 149))) != nullptr);
EXPECT_TRUE(data._srcServer.net.getSendAdapter(vespalib::Version(9, 999)) != nullptr);
EXPECT_TRUE(dynamic_cast<mbus::RPCSendV2 *>(data._srcServer.net.getSendAdapter(vespalib::Version(9, 999))) != nullptr);
}
TEST("test that we can send between multiple versions") {
TestData data;
ASSERT_TRUE(data.start());
TEST_DO(testSendAdapters(data, {vespalib::Version(6, 149), vespalib::Version(9, 999)}));
}
TEST_MAIN() { TEST_RUN_ALL(); }
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