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//
// Copyright (c) ZeroC, Inc. All rights reserved.
//
#include <Ice/Ice.h>
#include <Glacier2/Router.h>
#include <Backend.h>
#include <TestHelper.h>
#include <set>
#include <random>
using namespace std;
using namespace Ice;
using namespace Test;
class AttackClient final : public Test::TestHelper
{
public:
void run(int, char**) override;
};
void
AttackClient::run(int argc, char** argv)
{
auto properties = createTestProperties(argc, argv);
//
// We want to check whether the client retries for evicted
// proxies, even with regular retries disabled.
//
properties->setProperty("Ice.RetryIntervals", "-1");
Ice::CommunicatorHolder communicator = initialize(argc, argv, properties);
cout << "getting router... " << flush;
auto routerBase = communicator->stringToProxy("Glacier2/router:" + getTestEndpoint(50));
auto router = checkedCast<Glacier2::RouterPrx>(routerBase);
test(router);
communicator->setDefaultRouter(router);
cout << "ok" << endl;
cout << "creating session... " << flush;
auto session = router->createSession("userid", "abc123");
cout << "ok" << endl;
cout << "making thousands of invocations on proxies... " << flush;
auto backendBase = communicator->stringToProxy("dummy:" + getTestEndpoint());
auto backend = checkedCast<BackendPrx>(backendBase);
backend->ice_ping();
set<shared_ptr<BackendPrx>, TargetCompare<shared_ptr<BackendPrx>, std::less>> backends;
string msg;
for(int i = 1; i <= 10000; ++i)
{
if(i % 100 == 0)
{
if(!msg.empty())
{
cout << string(msg.size(), '\b');
}
ostringstream s;
s << i;
msg = s.str();
cout << msg << flush;
}
Identity ident;
string::iterator p;
random_device rd;
ident.name.resize(1);
for(p = ident.name.begin(); p != ident.name.end(); ++p)
{
*p = static_cast<char>('A' + rd() % 26);
}
ident.category.resize(rd() % 2);
for(p = ident.category.begin(); p != ident.category.end(); ++p)
{
*p = static_cast<char>('a' + rd() % 26);
}
auto newBackend = uncheckedCast<BackendPrx>(backendBase->ice_identity(ident));
auto q = backends.find(newBackend);
if(q == backends.end())
{
backends.insert(newBackend);
backend = newBackend;
}
else
{
backend = *q;
}
backend->ice_ping();
}
cout << string(msg.size(), '\b') << string(msg.size(), ' ') << string(msg.size(), '\b');
cout << "ok" << endl;
cout << "testing server and router shutdown... " << flush;
backend->shutdown();
communicator->setDefaultRouter(0);
auto adminBase = communicator->stringToProxy("Glacier2/admin -f Process:" + getTestEndpoint(51));
auto process = checkedCast<Ice::ProcessPrx>(adminBase);
test(process);
process->shutdown();
try
{
process->ice_ping();
test(false);
}
catch(const Ice::LocalException&)
{
cout << "ok" << endl;
}
}
DEFINE_TEST(AttackClient)
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