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// message_port.h
/* Copyright 2009 10gen 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.
*/
#pragma once
#include <vector>
#include "mongo/config.h"
#include "mongo/util/net/abstract_message_port.h"
#include "mongo/util/net/message.h"
#include "mongo/util/net/sock.h"
namespace mongo {
class MessagingPort;
class MessagingPort final : public AbstractMessagingPort {
public:
MessagingPort(int fd, const SockAddr& remote);
// in some cases the timeout will actually be 2x this value - eg we do a partial send,
// then the timeout fires, then we try to send again, then the timeout fires again with
// no data sent, then we detect that the other side is down
MessagingPort(double so_timeout = 0, logger::LogSeverity logLevel = logger::LogSeverity::Log());
MessagingPort(std::shared_ptr<Socket> socket);
~MessagingPort() override;
void setTimeout(Milliseconds millis) override;
void shutdown() override;
/* it's assumed if you reuse a message object, that it doesn't cross MessagingPort's.
also, the Message data will go out of scope on the subsequent recv call.
*/
bool recv(Message& m) override;
void reply(Message& received, Message& response, int32_t responseToMsgId) override;
void reply(Message& received, Message& response) override;
bool call(Message& toSend, Message& response) override;
void say(Message& toSend, int responseTo = 0) override;
void say(const Message& toSend) override;
unsigned remotePort() const override {
return _psock->remotePort();
}
virtual HostAndPort remote() const override;
virtual SockAddr remoteAddr() const override;
virtual SockAddr localAddr() const override;
void send(const char* data, int len, const char* context) override {
_psock->send(data, len, context);
}
void send(const std::vector<std::pair<char*, int>>& data, const char* context) override {
_psock->send(data, context);
}
bool connect(SockAddr& farEnd) override {
return _psock->connect(farEnd);
}
void setLogLevel(logger::LogSeverity ll) override {
_psock->setLogLevel(ll);
}
void clearCounters() override {
_psock->clearCounters();
}
long long getBytesIn() const override {
return _psock->getBytesIn();
}
long long getBytesOut() const override {
return _psock->getBytesOut();
}
void setX509SubjectName(const std::string& x509SubjectName) override;
std::string getX509SubjectName() const override;
void setConnectionId(const long long connectionId) override;
long long connectionId() const override;
void setTag(const AbstractMessagingPort::Tag tag) override;
AbstractMessagingPort::Tag getTag() const override;
/**
* Initiates the TLS/SSL handshake on this MessagingPort.
* When this function returns, further communication on this
* MessagingPort will be encrypted.
* ssl - Pointer to the global SSLManager.
* remoteHost - The hostname of the remote server.
*/
bool secure(SSLManagerInterface* ssl, const std::string& remoteHost) override {
#ifdef MONGO_CONFIG_SSL
return _psock->secure(ssl, remoteHost);
#else
return false;
#endif
}
bool isStillConnected() const override {
return _psock->isStillConnected();
}
uint64_t getSockCreationMicroSec() const override {
return _psock->getSockCreationMicroSec();
}
private:
// this is the parsed version of remote
HostAndPort _remoteParsed;
std::string _x509SubjectName;
long long _connectionId;
AbstractMessagingPort::Tag _tag;
std::shared_ptr<Socket> _psock;
};
} // namespace mongo
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