mirror of https://gitee.com/bigwinds/arangodb
76 lines
2.7 KiB
C++
76 lines
2.7 KiB
C++
////////////////////////////////////////////////////////////////////////////////
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/// DISCLAIMER
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///
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/// Copyright 2016 ArangoDB GmbH, Cologne, Germany
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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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///
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/// Copyright holder is ArangoDB GmbH, Cologne, Germany
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///
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/// @author Andreas Streichardt
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////////////////////////////////////////////////////////////////////////////////
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#include "GeneralServer/AcceptorUnixDomain.h"
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#include "Basics/Exceptions.h"
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#include "Basics/FileUtils.h"
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#include "Endpoint/EndpointUnixDomain.h"
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#include "GeneralServer/SocketUnixDomain.h"
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using namespace arangodb;
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void AcceptorUnixDomain::open() {
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std::string path(((EndpointUnixDomain*)_endpoint)->path());
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if (basics::FileUtils::exists(path)) {
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// socket file already exists
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LOG_TOPIC("e0ae1", WARN, arangodb::Logger::FIXME) << "socket file '" << path << "' already exists.";
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int error = 0;
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// delete previously existing socket file
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if (basics::FileUtils::remove(path, &error)) {
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LOG_TOPIC("2b5b6", WARN, arangodb::Logger::FIXME)
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<< "deleted previously existing socket file '" << path << "'";
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} else {
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LOG_TOPIC("f6012", ERR, arangodb::Logger::FIXME)
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<< "unable to delete previously existing socket file '" << path << "'";
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}
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}
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asio_ns::local::stream_protocol::stream_protocol::endpoint endpoint(path);
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_acceptor->open(endpoint.protocol());
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_acceptor->bind(endpoint);
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_acceptor->listen();
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}
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void AcceptorUnixDomain::asyncAccept(AcceptHandler const& handler) {
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TRI_ASSERT(!_peer);
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auto& context = _server.selectIoContext();
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_peer.reset(new SocketUnixDomain(context));
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auto peer = dynamic_cast<SocketUnixDomain*>(_peer.get());
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if (peer == nullptr) {
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THROW_ARANGO_EXCEPTION_MESSAGE(TRI_ERROR_INTERNAL,
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"unexpected socket type");
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}
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_acceptor->async_accept(*peer->_socket, peer->_peerEndpoint, handler);
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}
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void AcceptorUnixDomain::close() {
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_acceptor->close();
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int error = 0;
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std::string path = ((EndpointUnixDomain*)_endpoint)->path();
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if (!basics::FileUtils::remove(path, &error)) {
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LOG_TOPIC("56b89", TRACE, arangodb::Logger::FIXME)
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<< "unable to remove socket file '" << path << "'";
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}
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}
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