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Code Issues Releases Activity

use m_IsSaving flag for saving RouterInfo

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orignal 2025-01-29 16:02:31 -05:00
parent e4ba07a540
commit adc230acde
2 changed files with 8 additions and 17 deletions
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20
libi2pd/RouterContext.cpp
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@ -34,7 +34,7 @@ namespace i2p
m_Error (eRouterErrorNone), m_ErrorV6 (eRouterErrorNone), m_Error (eRouterErrorNone), m_ErrorV6 (eRouterErrorNone),
m_Testing (false), m_TestingV6 (false), m_NetID (I2PD_NET_ID), m_Testing (false), m_TestingV6 (false), m_NetID (I2PD_NET_ID),
m_PublishReplyToken (0), m_IsHiddenMode (false), m_PublishReplyToken (0), m_IsHiddenMode (false),
m_Rng(i2p::util::GetMonotonicMicroseconds () % 1000000LL) m_Rng(i2p::util::GetMonotonicMicroseconds () % 1000000LL), m_IsSaving (false)
{ {
} }
@ -78,12 +78,6 @@ namespace i2p
m_Service->Stop (); m_Service->Stop ();
CleanUp (); // GarlicDestination CleanUp (); // GarlicDestination
} }
if (m_SavingRouterInfo.valid ())
{
m_SaveBuffer = nullptr;
m_SavingRouterInfo.get ();
}
} }
std::shared_ptr<i2p::data::RouterInfo::Buffer> RouterContext::CopyRouterInfoBuffer () const std::shared_ptr<i2p::data::RouterInfo::Buffer> RouterContext::CopyRouterInfoBuffer () const
@ -271,14 +265,10 @@ namespace i2p
std::lock_guard<std::mutex> l(m_SaveBufferMutex); std::lock_guard<std::mutex> l(m_SaveBufferMutex);
m_SaveBuffer = buffer; m_SaveBuffer = buffer;
} }
bool isSaving = m_SavingRouterInfo.valid (); bool isSaving = false;
if (isSaving && m_SavingRouterInfo.wait_for(std::chrono::seconds(0)) == std::future_status::ready) if (m_IsSaving.compare_exchange_strong (isSaving, true)) // try to save only if not being saved
{ {
m_SavingRouterInfo.get (); auto savingRouterInfo = std::async (std::launch::async, [this]()
isSaving = false;
}
if (!isSaving) // try to save only if not being saved
m_SavingRouterInfo = std::async (std::launch::async, [this]()
{ {
std::shared_ptr<i2p::data::RouterInfo::Buffer> buffer; std::shared_ptr<i2p::data::RouterInfo::Buffer> buffer;
while (m_SaveBuffer) while (m_SaveBuffer)
@ -291,7 +281,9 @@ namespace i2p
if (buffer) if (buffer)
i2p::data::RouterInfo::SaveToFile (i2p::fs::DataDirPath (ROUTER_INFO), buffer); i2p::data::RouterInfo::SaveToFile (i2p::fs::DataDirPath (ROUTER_INFO), buffer);
} }
m_IsSaving = false;
}); });
}
m_LastUpdateTime = i2p::util::GetSecondsSinceEpoch (); m_LastUpdateTime = i2p::util::GetSecondsSinceEpoch ();
} }

3
libi2pd/RouterContext.h
View File

@ -13,7 +13,6 @@
#include <string> #include <string>
#include <memory> #include <memory>
#include <random> #include <random>
#include <future>
#include <unordered_set> #include <unordered_set>
#include <boost/asio.hpp> #include <boost/asio.hpp>
#include "Identity.h" #include "Identity.h"
@ -267,9 +266,9 @@ namespace garlic
bool m_IsHiddenMode; // not publish bool m_IsHiddenMode; // not publish
mutable std::mutex m_RouterInfoMutex; mutable std::mutex m_RouterInfoMutex;
std::mt19937 m_Rng; std::mt19937 m_Rng;
std::future<void> m_SavingRouterInfo;
std::shared_ptr<i2p::data::RouterInfo::Buffer> m_SaveBuffer; std::shared_ptr<i2p::data::RouterInfo::Buffer> m_SaveBuffer;
std::mutex m_SaveBufferMutex; // TODO: make m_SaveBuffer atomic std::mutex m_SaveBufferMutex; // TODO: make m_SaveBuffer atomic
std::atomic<bool> m_IsSaving;
}; };
extern RouterContext context; extern RouterContext context;