controller.hh

/*
 * Copyright (C) 2020-present ScyllaDB
 */

/*
 * SPDX-License-Identifier: AGPL-3.0-or-later
 */

#pragma once

#include <seastar/core/semaphore.hh>
#include <seastar/core/distributed.hh>
#include <seastar/core/future.hh>
#include "service/memory_limiter.hh"
#include "protocol_server.hh"

using namespace seastar;

class thrift_server;

namespace replica {
class database;
}

namespace auth { class service; }
namespace cql3 { class query_processor; }
namespace service {
class storage_service;
class storage_proxy;
}

class thrift_controller : public protocol_server {
    std::unique_ptr<distributed<thrift_server>> _server;
    std::optional<socket_address> _addr;
    semaphore _ops_sem; /* protects start/stop operations on _server */
    bool _stopped = false;

    distributed<replica::database>& _db;
    sharded<auth::service>& _auth_service;
    sharded<cql3::query_processor>& _qp;
    sharded<service::memory_limiter>& _mem_limiter;
    sharded<service::storage_service>& _ss;
    sharded<service::storage_proxy>& _proxy;

    future<> do_start_server();
    future<> do_stop_server();

public:
    thrift_controller(distributed<replica::database>&, sharded<auth::service>&, sharded<cql3::query_processor>&, sharded<service::memory_limiter>&, sharded<service::storage_service>& ss, sharded<service::storage_proxy>& proxy);
    virtual sstring name() const override;
    virtual sstring protocol() const override;
    virtual sstring protocol_version() const override;
    virtual std::vector<socket_address> listen_addresses() const override;
    virtual future<> start_server() override;
    virtual future<> stop_server() override;
    virtual future<> request_stop_server() override;
};