83 lines
2.3 KiB
C
83 lines
2.3 KiB
C
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// Copyright (c) Facebook, Inc. and its affiliates.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#pragma once
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#include <folly/io/async/AsyncServerSocket.h>
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#include <folly/io/async/ScopedEventBaseThread.h>
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#include "rsocket/ConnectionAcceptor.h"
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namespace rsocket {
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/**
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* TCP implementation of ConnectionAcceptor for use with RSocket::createServer
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*
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* Construction of this does nothing. The `start` method kicks off work.
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*/
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class TcpConnectionAcceptor : public ConnectionAcceptor {
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public:
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struct Options {
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/// Address to listen on
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folly::SocketAddress address{"::", 8080};
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/// Number of worker threads processing requests.
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size_t threads{2};
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/// Number of connections to buffer before accept handlers process them.
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int backlog{10};
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};
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explicit TcpConnectionAcceptor(Options);
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~TcpConnectionAcceptor();
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// ConnectionAcceptor overrides.
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/**
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* Bind an AsyncServerSocket and start accepting TCP connections.
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*/
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void start(OnDuplexConnectionAccept) override;
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/**
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* Shutdown the AsyncServerSocket and associated listener thread.
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*/
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void stop() override;
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/**
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* Get the port being listened on.
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*/
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folly::Optional<uint16_t> listeningPort() const override;
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private:
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class SocketCallback;
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/// Options this acceptor has been configured with.
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const Options options_;
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/// The thread driving the AsyncServerSocket.
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std::unique_ptr<folly::ScopedEventBaseThread> serverThread_;
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/// Function to run when a connection is accepted.
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OnDuplexConnectionAccept onAccept_;
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/// The callbacks handling accepted connections. Each has its own worker
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/// thread.
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std::vector<std::unique_ptr<SocketCallback>> callbacks_;
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/// The socket listening for new connections.
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folly::AsyncServerSocket::UniquePtr serverSocket_;
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};
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} // namespace rsocket
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