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/**
* Copyright (C) 2015 MongoDB Inc.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License, version 3,
* as published by the Free Software Foundation.
*
* This program 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 Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
* As a special exception, the copyright holders give permission to link the
* code of portions of this program with the OpenSSL library under certain
* conditions as described in each individual source file and distribute
* linked combinations including the program with the OpenSSL library. You
* must comply with the GNU Affero General Public License in all respects for
* all of the code used other than as permitted herein. If you modify file(s)
* with this exception, you may extend this exception to your version of the
* file(s), but you are not obligated to do so. If you do not wish to do so,
* delete this exception statement from your version. If you delete this
* exception statement from all source files in the program, then also delete
* it in the license file.
*/
#include "mongo/platform/basic.h"
#include "mongo/executor/connection_pool_asio.h"
#include "mongo/client/connection_string.h"
#include "mongo/executor/async_stream_factory.h"
#include "mongo/executor/network_connection_hook.h"
#include "mongo/rpc/get_status_from_command_result.h"
#include "mongo/stdx/future.h"
#include "mongo/stdx/memory.h"
#include "mongo/unittest/integration_test.h"
#include "mongo/unittest/unittest.h"
#include "mongo/util/scopeguard.h"
namespace mongo {
namespace executor {
namespace {
class MyNetworkConnectionHook : public NetworkConnectionHook {
public:
Status validateHost(const HostAndPort& remoteHost,
const RemoteCommandResponse& isMasterReply) override {
stdx::unique_lock<stdx::mutex> lk(_mutex);
_count++;
return Status::OK();
}
StatusWith<boost::optional<RemoteCommandRequest>> makeRequest(
const HostAndPort& remoteHost) override {
return StatusWith<boost::optional<RemoteCommandRequest>>(boost::none);
}
Status handleReply(const HostAndPort& remoteHost, RemoteCommandResponse&& response) override {
MONGO_UNREACHABLE;
}
static int count() {
stdx::unique_lock<stdx::mutex> lk(_mutex);
return _count;
}
private:
static stdx::mutex _mutex;
static int _count;
};
stdx::mutex MyNetworkConnectionHook::_mutex;
int MyNetworkConnectionHook::_count = 0;
TEST(ConnectionPoolASIO, TestPing) {
auto fixture = unittest::getFixtureConnectionString();
NetworkInterfaceASIO::Options options;
options.connectionPoolOptions.maxConnections = 10;
NetworkInterfaceASIO net{stdx::make_unique<AsyncStreamFactory>(),
stdx::make_unique<MyNetworkConnectionHook>(),
options};
net.startup();
auto guard = MakeGuard([&] { net.shutdown(); });
const int N = 500;
std::array<stdx::thread, N> threads;
for (auto& thread : threads) {
thread = stdx::thread([&net, &fixture]() {
auto status = Status::OK();
stdx::promise<void> result;
net.startCommand(TaskExecutor::CallbackHandle(),
RemoteCommandRequest{
fixture.getServers()[0], "admin", BSON("ping" << 1), BSONObj()},
[&result, &status](StatusWith<RemoteCommandResponse> resp) {
if (!resp.isOK()) {
status = std::move(resp.getStatus());
}
result.set_value();
});
result.get_future().get();
ASSERT_OK(status);
});
}
for (auto&& thread : threads) {
thread.join();
}
ASSERT_EQ(MyNetworkConnectionHook::count(), 10);
}
} // namespace
} // namespace executor
} // namespace mongo
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