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/**
* Copyright (C) 2016 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/base/status.h"
#include "mongo/transport/ticket.h"
#include "mongo/transport/ticket_impl.h"
#include "mongo/transport/transport_layer.h"
namespace mongo {
namespace transport {
const Date_t Ticket::kNoExpirationDate{Date_t::max()};
Status Ticket::ExpiredStatus = Status(ErrorCodes::ExceededTimeLimit, "Ticket has expired.");
Status Ticket::SessionClosedStatus =
Status(ErrorCodes::TransportSessionClosed, "Ticket's Session is closed.");
Ticket::Ticket(TransportLayer* tl, std::unique_ptr<TicketImpl> ticket)
: _tl(tl), _ticket(std::move(ticket)) {}
Ticket::Ticket(Status status) : _status(status) {}
Ticket::~Ticket() = default;
Ticket::Ticket(Ticket&&) = default;
Ticket& Ticket::operator=(Ticket&&) = default;
Status Ticket::wait()&& {
// If the ticket is invalid then _tl is a nullptr and we should return early.
if (!valid())
return status();
invariant(_tl);
return _tl->wait(std::move(*this));
}
void Ticket::asyncWait(TicketCallback cb)&& {
// If the ticket is invalid then _tl is a nullptr and we should return early.
if (!valid()) {
cb(status());
return;
}
invariant(_tl);
return _tl->asyncWait(std::move(*this), std::move(cb));
}
bool Ticket::valid() {
return _status == Status::OK() && !expired();
}
Status Ticket::status() const {
return _status;
}
bool Ticket::expired() {
bool expired = expiration() <= Date_t::now();
if (_status == Status::OK() && expired) {
_status = Status(ErrorCodes::ExceededTimeLimit, "Ticket has expired.");
}
return expired;
}
} // namespace transport
} // namespace mongo
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