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560071bb68
* Better include path support in the VSProject scons tool. * Various manual fixes to include paths.
71 lines
2.1 KiB
C++
71 lines
2.1 KiB
C++
//------------------------------------------------------------------------------
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/*
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This file is part of rippled: https://github.com/ripple/rippled
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Copyright (c) 2012, 2013 Ripple Labs Inc.
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Permission to use, copy, modify, and/or distribute this software for any
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purpose with or without fee is hereby granted, provided that the above
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copyright notice and this permission notice appear in all copies.
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THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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ANY SPECIAL , DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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//==============================================================================
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#ifndef RIPPLE_PEERFINDER_FIXED_H_INCLUDED
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#define RIPPLE_PEERFINDER_FIXED_H_INCLUDED
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#include <ripple/peerfinder/impl/Tuning.h>
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namespace ripple {
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namespace PeerFinder {
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/** Metadata for a Fixed slot. */
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class Fixed
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{
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public:
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explicit Fixed (clock_type& clock)
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: m_when (clock.now ())
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, m_failures (0)
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{
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}
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Fixed (Fixed const&) = default;
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/** Returns the time after which we shoud allow a connection attempt. */
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clock_type::time_point const& when () const
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{
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return m_when;
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}
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/** Updates metadata to reflect a failed connection. */
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void failure (clock_type::time_point const& now)
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{
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m_failures = std::min (m_failures + 1,
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Tuning::connectionBackoff.size() - 1);
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m_when = now + std::chrono::minutes (
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Tuning::connectionBackoff [m_failures]);
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}
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/** Updates metadata to reflect a successful connection. */
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void success (clock_type::time_point const& now)
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{
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m_failures = 0;
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m_when = now;
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}
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private:
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clock_type::time_point m_when;
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std::size_t m_failures;
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};
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}
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}
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#endif
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