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@ -13,17 +13,11 @@ namespace i2p |
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{ |
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{ |
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namespace client |
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namespace client |
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{ |
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{ |
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ClientDestination::ClientDestination (const i2p::data::PrivateKeys& keys, bool isPublic, |
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LeaseSetDestination::LeaseSetDestination (bool isPublic, const std::map<std::string, std::string> * params): |
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const std::map<std::string, std::string> * params): |
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m_IsRunning (false), m_Thread (nullptr), m_Work (m_Service), m_IsPublic (isPublic), |
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m_IsRunning (false), m_Thread (nullptr), m_Work (m_Service), |
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m_PublishReplyToken (0), m_PublishConfirmationTimer (m_Service), |
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m_Keys (keys), m_IsPublic (isPublic), m_PublishReplyToken (0), |
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m_DatagramDestination (nullptr), m_PublishConfirmationTimer (m_Service), |
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m_PublishVerificationTimer (m_Service), m_CleanupTimer (m_Service) |
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m_PublishVerificationTimer (m_Service), m_CleanupTimer (m_Service) |
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{ |
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{ |
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if (m_IsPublic) |
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PersistTemporaryKeys (); |
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else |
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i2p::crypto::GenerateElGamalKeyPair(m_EncryptionPrivateKey, m_EncryptionPublicKey); |
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int inboundTunnelLen = DEFAULT_INBOUND_TUNNEL_LENGTH; |
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int inboundTunnelLen = DEFAULT_INBOUND_TUNNEL_LENGTH; |
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int outboundTunnelLen = DEFAULT_OUTBOUND_TUNNEL_LENGTH; |
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int outboundTunnelLen = DEFAULT_OUTBOUND_TUNNEL_LENGTH; |
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int inboundTunnelsQuantity = DEFAULT_INBOUND_TUNNELS_QUANTITY; |
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int inboundTunnelsQuantity = DEFAULT_INBOUND_TUNNELS_QUANTITY; |
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@ -103,11 +97,9 @@ namespace client |
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m_Pool = i2p::tunnel::tunnels.CreateTunnelPool (inboundTunnelLen, outboundTunnelLen, inboundTunnelsQuantity, outboundTunnelsQuantity); |
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m_Pool = i2p::tunnel::tunnels.CreateTunnelPool (inboundTunnelLen, outboundTunnelLen, inboundTunnelsQuantity, outboundTunnelsQuantity); |
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if (explicitPeers) |
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if (explicitPeers) |
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m_Pool->SetExplicitPeers (explicitPeers); |
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m_Pool->SetExplicitPeers (explicitPeers); |
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if (m_IsPublic) |
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LogPrint (eLogInfo, "Destination: Local address ", GetIdentHash().ToBase32 (), " created"); |
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} |
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} |
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ClientDestination::~ClientDestination () |
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LeaseSetDestination::~LeaseSetDestination () |
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{ |
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{ |
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if (m_IsRunning) |
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if (m_IsRunning) |
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Stop (); |
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Stop (); |
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@ -116,11 +108,9 @@ namespace client |
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m_LeaseSetRequests.clear (); |
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m_LeaseSetRequests.clear (); |
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if (m_Pool) |
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if (m_Pool) |
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i2p::tunnel::tunnels.DeleteTunnelPool (m_Pool); |
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i2p::tunnel::tunnels.DeleteTunnelPool (m_Pool); |
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if (m_DatagramDestination) |
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delete m_DatagramDestination; |
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} |
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} |
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void ClientDestination::Run () |
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void LeaseSetDestination::Run () |
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{ |
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{ |
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while (m_IsRunning) |
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while (m_IsRunning) |
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{ |
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{ |
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@ -135,26 +125,29 @@ namespace client |
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} |
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} |
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} |
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} |
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void ClientDestination::Start () |
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bool LeaseSetDestination::Start () |
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{ |
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{ |
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if (!m_IsRunning) |
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if (!m_IsRunning) |
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{ |
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{ |
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m_IsRunning = true; |
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m_IsRunning = true; |
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if (m_IsPublic) |
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PersistTemporaryKeys (); |
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else |
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i2p::crypto::GenerateElGamalKeyPair(m_EncryptionPrivateKey, m_EncryptionPublicKey); |
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m_Pool->SetLocalDestination (shared_from_this ()); |
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m_Pool->SetLocalDestination (shared_from_this ()); |
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m_Pool->SetActive (true); |
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m_Pool->SetActive (true); |
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m_Thread = new std::thread (std::bind (&ClientDestination::Run, shared_from_this ())); |
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m_Thread = new std::thread (std::bind (&LeaseSetDestination::Run, shared_from_this ())); |
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m_StreamingDestination = std::make_shared<i2p::stream::StreamingDestination> (shared_from_this ()); // TODO:
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m_StreamingDestination->Start (); |
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for (auto it: m_StreamingDestinationsByPorts) |
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it.second->Start (); |
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m_CleanupTimer.expires_from_now (boost::posix_time::minutes (DESTINATION_CLEANUP_TIMEOUT)); |
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m_CleanupTimer.expires_from_now (boost::posix_time::minutes (DESTINATION_CLEANUP_TIMEOUT)); |
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m_CleanupTimer.async_wait (std::bind (&ClientDestination::HandleCleanupTimer, |
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m_CleanupTimer.async_wait (std::bind (&LeaseSetDestination::HandleCleanupTimer, |
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shared_from_this (), std::placeholders::_1)); |
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shared_from_this (), std::placeholders::_1)); |
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return true; |
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} |
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} |
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else |
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return false; |
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} |
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} |
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void ClientDestination::Stop () |
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bool LeaseSetDestination::Stop () |
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{ |
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{ |
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if (m_IsRunning) |
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if (m_IsRunning) |
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{ |
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{ |
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@ -162,16 +155,6 @@ namespace client |
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m_PublishConfirmationTimer.cancel (); |
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m_PublishConfirmationTimer.cancel (); |
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m_PublishVerificationTimer.cancel (); |
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m_PublishVerificationTimer.cancel (); |
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m_IsRunning = false; |
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m_IsRunning = false; |
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m_StreamingDestination->Stop (); |
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m_StreamingDestination = nullptr; |
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for (auto it: m_StreamingDestinationsByPorts) |
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it.second->Stop (); |
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if (m_DatagramDestination) |
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{ |
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auto d = m_DatagramDestination; |
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m_DatagramDestination = nullptr; |
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delete d; |
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} |
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if (m_Pool) |
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if (m_Pool) |
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{ |
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{ |
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m_Pool->SetLocalDestination (nullptr); |
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m_Pool->SetLocalDestination (nullptr); |
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@ -184,10 +167,13 @@ namespace client |
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delete m_Thread; |
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delete m_Thread; |
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m_Thread = 0; |
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m_Thread = 0; |
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} |
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} |
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return true; |
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} |
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} |
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else |
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return false; |
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} |
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} |
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std::shared_ptr<const i2p::data::LeaseSet> ClientDestination::FindLeaseSet (const i2p::data::IdentHash& ident) |
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std::shared_ptr<const i2p::data::LeaseSet> LeaseSetDestination::FindLeaseSet (const i2p::data::IdentHash& ident) |
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{ |
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{ |
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auto it = m_RemoteLeaseSets.find (ident); |
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auto it = m_RemoteLeaseSets.find (ident); |
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if (it != m_RemoteLeaseSets.end ()) |
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if (it != m_RemoteLeaseSets.end ()) |
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@ -210,7 +196,7 @@ namespace client |
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return nullptr; |
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return nullptr; |
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} |
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} |
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std::shared_ptr<const i2p::data::LeaseSet> ClientDestination::GetLeaseSet () |
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std::shared_ptr<const i2p::data::LocalLeaseSet> LeaseSetDestination::GetLeaseSet () |
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{ |
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{ |
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if (!m_Pool) return nullptr; |
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if (!m_Pool) return nullptr; |
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if (!m_LeaseSet) |
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if (!m_LeaseSet) |
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@ -218,12 +204,17 @@ namespace client |
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return m_LeaseSet; |
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return m_LeaseSet; |
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} |
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} |
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void ClientDestination::UpdateLeaseSet () |
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void LeaseSetDestination::UpdateLeaseSet () |
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{ |
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{ |
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m_LeaseSet.reset (new i2p::data::LeaseSet (m_Pool)); |
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int numTunnels = m_Pool->GetNumInboundTunnels () + 2; // 2 backup tunnels
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if (numTunnels > i2p::data::MAX_NUM_LEASES) numTunnels = i2p::data::MAX_NUM_LEASES; // 16 tunnels maximum
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auto leaseSet = new i2p::data::LocalLeaseSet (GetIdentity (), GetEncryptionPublicKey (), |
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m_Pool->GetInboundTunnels (numTunnels)); |
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Sign (leaseSet->GetBuffer (), leaseSet->GetBufferLen () - leaseSet->GetSignatureLen (), leaseSet->GetSignature ()); // TODO
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m_LeaseSet.reset (leaseSet); |
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} |
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} |
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bool ClientDestination::SubmitSessionKey (const uint8_t * key, const uint8_t * tag) |
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bool LeaseSetDestination::SubmitSessionKey (const uint8_t * key, const uint8_t * tag) |
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{ |
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{ |
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struct |
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struct |
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{ |
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{ |
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@ -239,17 +230,17 @@ namespace client |
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return true; |
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return true; |
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} |
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} |
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void ClientDestination::ProcessGarlicMessage (std::shared_ptr<I2NPMessage> msg) |
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void LeaseSetDestination::ProcessGarlicMessage (std::shared_ptr<I2NPMessage> msg) |
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{ |
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{ |
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m_Service.post (std::bind (&ClientDestination::HandleGarlicMessage, shared_from_this (), msg)); |
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m_Service.post (std::bind (&LeaseSetDestination::HandleGarlicMessage, shared_from_this (), msg)); |
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} |
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} |
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void ClientDestination::ProcessDeliveryStatusMessage (std::shared_ptr<I2NPMessage> msg) |
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void LeaseSetDestination::ProcessDeliveryStatusMessage (std::shared_ptr<I2NPMessage> msg) |
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{ |
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{ |
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m_Service.post (std::bind (&ClientDestination::HandleDeliveryStatusMessage, shared_from_this (), msg)); |
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m_Service.post (std::bind (&LeaseSetDestination::HandleDeliveryStatusMessage, shared_from_this (), msg)); |
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} |
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} |
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void ClientDestination::HandleI2NPMessage (const uint8_t * buf, size_t len, std::shared_ptr<i2p::tunnel::InboundTunnel> from) |
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void LeaseSetDestination::HandleI2NPMessage (const uint8_t * buf, size_t len, std::shared_ptr<i2p::tunnel::InboundTunnel> from) |
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{ |
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{ |
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uint8_t typeID = buf[I2NP_HEADER_TYPEID_OFFSET]; |
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uint8_t typeID = buf[I2NP_HEADER_TYPEID_OFFSET]; |
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switch (typeID) |
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switch (typeID) |
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@ -272,7 +263,7 @@ namespace client |
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} |
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} |
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} |
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} |
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void ClientDestination::HandleDatabaseStoreMessage (const uint8_t * buf, size_t len) |
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void LeaseSetDestination::HandleDatabaseStoreMessage (const uint8_t * buf, size_t len) |
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{ |
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{ |
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uint32_t replyToken = bufbe32toh (buf + DATABASE_STORE_REPLY_TOKEN_OFFSET); |
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uint32_t replyToken = bufbe32toh (buf + DATABASE_STORE_REPLY_TOKEN_OFFSET); |
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size_t offset = DATABASE_STORE_HEADER_SIZE; |
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size_t offset = DATABASE_STORE_HEADER_SIZE; |
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@ -336,7 +327,7 @@ namespace client |
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} |
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} |
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} |
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} |
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void ClientDestination::HandleDatabaseSearchReplyMessage (const uint8_t * buf, size_t len) |
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void LeaseSetDestination::HandleDatabaseSearchReplyMessage (const uint8_t * buf, size_t len) |
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{ |
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{ |
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i2p::data::IdentHash key (buf); |
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i2p::data::IdentHash key (buf); |
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int num = buf[32]; // num
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int num = buf[32]; // num
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@ -379,7 +370,7 @@ namespace client |
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LogPrint (eLogWarning, "Destination: Request for ", key.ToBase64 (), " not found"); |
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LogPrint (eLogWarning, "Destination: Request for ", key.ToBase64 (), " not found"); |
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} |
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} |
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void ClientDestination::HandleDeliveryStatusMessage (std::shared_ptr<I2NPMessage> msg) |
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void LeaseSetDestination::HandleDeliveryStatusMessage (std::shared_ptr<I2NPMessage> msg) |
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{ |
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{ |
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uint32_t msgID = bufbe32toh (msg->GetPayload () + DELIVERY_STATUS_MSGID_OFFSET); |
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uint32_t msgID = bufbe32toh (msg->GetPayload () + DELIVERY_STATUS_MSGID_OFFSET); |
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if (msgID == m_PublishReplyToken) |
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if (msgID == m_PublishReplyToken) |
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@ -389,14 +380,14 @@ namespace client |
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m_PublishReplyToken = 0; |
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m_PublishReplyToken = 0; |
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// schedule verification
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// schedule verification
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m_PublishVerificationTimer.expires_from_now (boost::posix_time::seconds(PUBLISH_VERIFICATION_TIMEOUT)); |
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m_PublishVerificationTimer.expires_from_now (boost::posix_time::seconds(PUBLISH_VERIFICATION_TIMEOUT)); |
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m_PublishVerificationTimer.async_wait (std::bind (&ClientDestination::HandlePublishVerificationTimer, |
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m_PublishVerificationTimer.async_wait (std::bind (&LeaseSetDestination::HandlePublishVerificationTimer, |
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shared_from_this (), std::placeholders::_1)); |
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shared_from_this (), std::placeholders::_1)); |
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} |
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} |
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else |
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else |
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i2p::garlic::GarlicDestination::HandleDeliveryStatusMessage (msg); |
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i2p::garlic::GarlicDestination::HandleDeliveryStatusMessage (msg); |
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} |
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} |
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void ClientDestination::SetLeaseSetUpdated () |
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void LeaseSetDestination::SetLeaseSetUpdated () |
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{ |
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{ |
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i2p::garlic::GarlicDestination::SetLeaseSetUpdated (); |
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i2p::garlic::GarlicDestination::SetLeaseSetUpdated (); |
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UpdateLeaseSet (); |
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UpdateLeaseSet (); |
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@ -407,7 +398,7 @@ namespace client |
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} |
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} |
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} |
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} |
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void ClientDestination::Publish () |
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void LeaseSetDestination::Publish () |
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{ |
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{ |
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if (!m_LeaseSet || !m_Pool) |
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if (!m_LeaseSet || !m_Pool) |
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{ |
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{ |
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@ -425,6 +416,12 @@ namespace client |
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LogPrint (eLogError, "Destination: Can't publish LeaseSet. No outbound tunnels"); |
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LogPrint (eLogError, "Destination: Can't publish LeaseSet. No outbound tunnels"); |
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return; |
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return; |
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} |
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} |
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auto inbound = m_Pool->GetNextInboundTunnel (); |
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if (!inbound) |
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{ |
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LogPrint (eLogError, "Destination: Can't publish LeaseSet. No inbound tunnels"); |
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return; |
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} |
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auto floodfill = i2p::data::netdb.GetClosestFloodfill (m_LeaseSet->GetIdentHash (), m_ExcludedFloodfills); |
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auto floodfill = i2p::data::netdb.GetClosestFloodfill (m_LeaseSet->GetIdentHash (), m_ExcludedFloodfills); |
|
|
|
if (!floodfill) |
|
|
|
if (!floodfill) |
|
|
|
{ |
|
|
|
{ |
|
|
@ -435,14 +432,14 @@ namespace client |
|
|
|
m_ExcludedFloodfills.insert (floodfill->GetIdentHash ()); |
|
|
|
m_ExcludedFloodfills.insert (floodfill->GetIdentHash ()); |
|
|
|
LogPrint (eLogDebug, "Destination: Publish LeaseSet of ", GetIdentHash ().ToBase32 ()); |
|
|
|
LogPrint (eLogDebug, "Destination: Publish LeaseSet of ", GetIdentHash ().ToBase32 ()); |
|
|
|
RAND_bytes ((uint8_t *)&m_PublishReplyToken, 4); |
|
|
|
RAND_bytes ((uint8_t *)&m_PublishReplyToken, 4); |
|
|
|
auto msg = WrapMessage (floodfill, i2p::CreateDatabaseStoreMsg (m_LeaseSet, m_PublishReplyToken)); |
|
|
|
auto msg = WrapMessage (floodfill, i2p::CreateDatabaseStoreMsg (m_LeaseSet, m_PublishReplyToken, inbound)); |
|
|
|
m_PublishConfirmationTimer.expires_from_now (boost::posix_time::seconds(PUBLISH_CONFIRMATION_TIMEOUT)); |
|
|
|
m_PublishConfirmationTimer.expires_from_now (boost::posix_time::seconds(PUBLISH_CONFIRMATION_TIMEOUT)); |
|
|
|
m_PublishConfirmationTimer.async_wait (std::bind (&ClientDestination::HandlePublishConfirmationTimer, |
|
|
|
m_PublishConfirmationTimer.async_wait (std::bind (&LeaseSetDestination::HandlePublishConfirmationTimer, |
|
|
|
shared_from_this (), std::placeholders::_1)); |
|
|
|
shared_from_this (), std::placeholders::_1)); |
|
|
|
outbound->SendTunnelDataMsg (floodfill->GetIdentHash (), 0, msg); |
|
|
|
outbound->SendTunnelDataMsg (floodfill->GetIdentHash (), 0, msg); |
|
|
|
} |
|
|
|
} |
|
|
|
|
|
|
|
|
|
|
|
void ClientDestination::HandlePublishConfirmationTimer (const boost::system::error_code& ecode) |
|
|
|
void LeaseSetDestination::HandlePublishConfirmationTimer (const boost::system::error_code& ecode) |
|
|
|
{ |
|
|
|
{ |
|
|
|
if (ecode != boost::asio::error::operation_aborted) |
|
|
|
if (ecode != boost::asio::error::operation_aborted) |
|
|
|
{ |
|
|
|
{ |
|
|
@ -455,7 +452,7 @@ namespace client |
|
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|
} |
|
|
|
} |
|
|
|
} |
|
|
|
} |
|
|
|
|
|
|
|
|
|
|
|
void ClientDestination::HandlePublishVerificationTimer (const boost::system::error_code& ecode) |
|
|
|
void LeaseSetDestination::HandlePublishVerificationTimer (const boost::system::error_code& ecode) |
|
|
|
{ |
|
|
|
{ |
|
|
|
if (ecode != boost::asio::error::operation_aborted) |
|
|
|
if (ecode != boost::asio::error::operation_aborted) |
|
|
|
{ |
|
|
|
{ |
|
|
@ -471,7 +468,7 @@ namespace client |
|
|
|
// we got latest LeasetSet
|
|
|
|
// we got latest LeasetSet
|
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|
|
LogPrint (eLogDebug, "Destination: published LeaseSet verified"); |
|
|
|
LogPrint (eLogDebug, "Destination: published LeaseSet verified"); |
|
|
|
s->m_PublishVerificationTimer.expires_from_now (boost::posix_time::seconds(PUBLISH_REGULAR_VERIFICATION_INTERNAL)); |
|
|
|
s->m_PublishVerificationTimer.expires_from_now (boost::posix_time::seconds(PUBLISH_REGULAR_VERIFICATION_INTERNAL)); |
|
|
|
s->m_PublishVerificationTimer.async_wait (std::bind (&ClientDestination::HandlePublishVerificationTimer, s, std::placeholders::_1)); |
|
|
|
s->m_PublishVerificationTimer.async_wait (std::bind (&LeaseSetDestination::HandlePublishVerificationTimer, s, std::placeholders::_1)); |
|
|
|
return; |
|
|
|
return; |
|
|
|
} |
|
|
|
} |
|
|
|
} |
|
|
|
} |
|
|
@ -483,129 +480,18 @@ namespace client |
|
|
|
} |
|
|
|
} |
|
|
|
} |
|
|
|
} |
|
|
|
|
|
|
|
|
|
|
|
void ClientDestination::HandleDataMessage (const uint8_t * buf, size_t len) |
|
|
|
bool LeaseSetDestination::RequestDestination (const i2p::data::IdentHash& dest, RequestComplete requestComplete) |
|
|
|
{ |
|
|
|
|
|
|
|
uint32_t length = bufbe32toh (buf); |
|
|
|
|
|
|
|
buf += 4; |
|
|
|
|
|
|
|
// we assume I2CP payload
|
|
|
|
|
|
|
|
uint16_t fromPort = bufbe16toh (buf + 4), // source
|
|
|
|
|
|
|
|
toPort = bufbe16toh (buf + 6); // destination
|
|
|
|
|
|
|
|
switch (buf[9]) |
|
|
|
|
|
|
|
{ |
|
|
|
|
|
|
|
case PROTOCOL_TYPE_STREAMING: |
|
|
|
|
|
|
|
{ |
|
|
|
|
|
|
|
// streaming protocol
|
|
|
|
|
|
|
|
auto dest = GetStreamingDestination (toPort); |
|
|
|
|
|
|
|
if (dest) |
|
|
|
|
|
|
|
dest->HandleDataMessagePayload (buf, length); |
|
|
|
|
|
|
|
else |
|
|
|
|
|
|
|
LogPrint (eLogError, "Destination: Missing streaming destination"); |
|
|
|
|
|
|
|
} |
|
|
|
|
|
|
|
break; |
|
|
|
|
|
|
|
case PROTOCOL_TYPE_DATAGRAM: |
|
|
|
|
|
|
|
// datagram protocol
|
|
|
|
|
|
|
|
if (m_DatagramDestination) |
|
|
|
|
|
|
|
m_DatagramDestination->HandleDataMessagePayload (fromPort, toPort, buf, length); |
|
|
|
|
|
|
|
else |
|
|
|
|
|
|
|
LogPrint (eLogError, "Destination: Missing datagram destination"); |
|
|
|
|
|
|
|
break; |
|
|
|
|
|
|
|
default: |
|
|
|
|
|
|
|
LogPrint (eLogError, "Destination: Data: unexpected protocol ", buf[9]); |
|
|
|
|
|
|
|
} |
|
|
|
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
void ClientDestination::CreateStream (StreamRequestComplete streamRequestComplete, const i2p::data::IdentHash& dest, int port) |
|
|
|
|
|
|
|
{ |
|
|
|
|
|
|
|
if (!streamRequestComplete) |
|
|
|
|
|
|
|
{ |
|
|
|
|
|
|
|
LogPrint (eLogError, "Destination: request callback is not specified in CreateStream"); |
|
|
|
|
|
|
|
return; |
|
|
|
|
|
|
|
} |
|
|
|
|
|
|
|
auto leaseSet = FindLeaseSet (dest); |
|
|
|
|
|
|
|
if (leaseSet) |
|
|
|
|
|
|
|
streamRequestComplete(CreateStream (leaseSet, port)); |
|
|
|
|
|
|
|
else |
|
|
|
|
|
|
|
{ |
|
|
|
|
|
|
|
auto s = shared_from_this (); |
|
|
|
|
|
|
|
RequestDestination (dest, |
|
|
|
|
|
|
|
[s, streamRequestComplete, port](std::shared_ptr<i2p::data::LeaseSet> ls) |
|
|
|
|
|
|
|
{ |
|
|
|
|
|
|
|
if (ls) |
|
|
|
|
|
|
|
streamRequestComplete(s->CreateStream (ls, port)); |
|
|
|
|
|
|
|
else |
|
|
|
|
|
|
|
streamRequestComplete (nullptr); |
|
|
|
|
|
|
|
}); |
|
|
|
|
|
|
|
} |
|
|
|
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
std::shared_ptr<i2p::stream::Stream> ClientDestination::CreateStream (std::shared_ptr<const i2p::data::LeaseSet> remote, int port) |
|
|
|
|
|
|
|
{ |
|
|
|
|
|
|
|
if (m_StreamingDestination) |
|
|
|
|
|
|
|
return m_StreamingDestination->CreateNewOutgoingStream (remote, port); |
|
|
|
|
|
|
|
else |
|
|
|
|
|
|
|
return nullptr; |
|
|
|
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
std::shared_ptr<i2p::stream::StreamingDestination> ClientDestination::GetStreamingDestination (int port) const |
|
|
|
|
|
|
|
{ |
|
|
|
|
|
|
|
if (port) |
|
|
|
|
|
|
|
{ |
|
|
|
|
|
|
|
auto it = m_StreamingDestinationsByPorts.find (port); |
|
|
|
|
|
|
|
if (it != m_StreamingDestinationsByPorts.end ()) |
|
|
|
|
|
|
|
return it->second; |
|
|
|
|
|
|
|
} |
|
|
|
|
|
|
|
// if port is zero or not found, use default destination
|
|
|
|
|
|
|
|
return m_StreamingDestination; |
|
|
|
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
void ClientDestination::AcceptStreams (const i2p::stream::StreamingDestination::Acceptor& acceptor) |
|
|
|
|
|
|
|
{ |
|
|
|
|
|
|
|
if (m_StreamingDestination) |
|
|
|
|
|
|
|
m_StreamingDestination->SetAcceptor (acceptor); |
|
|
|
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
void ClientDestination::StopAcceptingStreams () |
|
|
|
|
|
|
|
{ |
|
|
|
|
|
|
|
if (m_StreamingDestination) |
|
|
|
|
|
|
|
m_StreamingDestination->ResetAcceptor (); |
|
|
|
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
bool ClientDestination::IsAcceptingStreams () const |
|
|
|
|
|
|
|
{ |
|
|
|
|
|
|
|
if (m_StreamingDestination) |
|
|
|
|
|
|
|
return m_StreamingDestination->IsAcceptorSet (); |
|
|
|
|
|
|
|
return false; |
|
|
|
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
std::shared_ptr<i2p::stream::StreamingDestination> ClientDestination::CreateStreamingDestination (int port, bool gzip) |
|
|
|
|
|
|
|
{ |
|
|
|
|
|
|
|
auto dest = std::make_shared<i2p::stream::StreamingDestination> (shared_from_this (), port, gzip); |
|
|
|
|
|
|
|
if (port) |
|
|
|
|
|
|
|
m_StreamingDestinationsByPorts[port] = dest; |
|
|
|
|
|
|
|
else // update default
|
|
|
|
|
|
|
|
m_StreamingDestination = dest; |
|
|
|
|
|
|
|
return dest; |
|
|
|
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
i2p::datagram::DatagramDestination * ClientDestination::CreateDatagramDestination () |
|
|
|
|
|
|
|
{ |
|
|
|
|
|
|
|
if (!m_DatagramDestination) |
|
|
|
|
|
|
|
m_DatagramDestination = new i2p::datagram::DatagramDestination (shared_from_this ()); |
|
|
|
|
|
|
|
return m_DatagramDestination; |
|
|
|
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
bool ClientDestination::RequestDestination (const i2p::data::IdentHash& dest, RequestComplete requestComplete) |
|
|
|
|
|
|
|
{ |
|
|
|
{ |
|
|
|
if (!m_Pool || !IsReady ()) |
|
|
|
if (!m_Pool || !IsReady ()) |
|
|
|
{ |
|
|
|
{ |
|
|
|
if (requestComplete) requestComplete (nullptr); |
|
|
|
if (requestComplete) requestComplete (nullptr); |
|
|
|
return false; |
|
|
|
return false; |
|
|
|
} |
|
|
|
} |
|
|
|
m_Service.post (std::bind (&ClientDestination::RequestLeaseSet, shared_from_this (), dest, requestComplete)); |
|
|
|
m_Service.post (std::bind (&LeaseSetDestination::RequestLeaseSet, shared_from_this (), dest, requestComplete)); |
|
|
|
return true; |
|
|
|
return true; |
|
|
|
} |
|
|
|
} |
|
|
|
|
|
|
|
|
|
|
|
void ClientDestination::CancelDestinationRequest (const i2p::data::IdentHash& dest) |
|
|
|
void LeaseSetDestination::CancelDestinationRequest (const i2p::data::IdentHash& dest) |
|
|
|
{ |
|
|
|
{ |
|
|
|
auto s = shared_from_this (); |
|
|
|
auto s = shared_from_this (); |
|
|
|
m_Service.post ([dest, s](void) |
|
|
|
m_Service.post ([dest, s](void) |
|
|
@ -620,7 +506,7 @@ namespace client |
|
|
|
}); |
|
|
|
}); |
|
|
|
} |
|
|
|
} |
|
|
|
|
|
|
|
|
|
|
|
void ClientDestination::RequestLeaseSet (const i2p::data::IdentHash& dest, RequestComplete requestComplete) |
|
|
|
void LeaseSetDestination::RequestLeaseSet (const i2p::data::IdentHash& dest, RequestComplete requestComplete) |
|
|
|
{ |
|
|
|
{ |
|
|
|
std::set<i2p::data::IdentHash> excluded; |
|
|
|
std::set<i2p::data::IdentHash> excluded; |
|
|
|
auto floodfill = i2p::data::netdb.GetClosestFloodfill (dest, excluded); |
|
|
|
auto floodfill = i2p::data::netdb.GetClosestFloodfill (dest, excluded); |
|
|
@ -652,7 +538,7 @@ namespace client |
|
|
|
} |
|
|
|
} |
|
|
|
} |
|
|
|
} |
|
|
|
|
|
|
|
|
|
|
|
bool ClientDestination::SendLeaseSetRequest (const i2p::data::IdentHash& dest, |
|
|
|
bool LeaseSetDestination::SendLeaseSetRequest (const i2p::data::IdentHash& dest, |
|
|
|
std::shared_ptr<const i2p::data::RouterInfo> nextFloodfill, std::shared_ptr<LeaseSetRequest> request) |
|
|
|
std::shared_ptr<const i2p::data::RouterInfo> nextFloodfill, std::shared_ptr<LeaseSetRequest> request) |
|
|
|
{ |
|
|
|
{ |
|
|
|
if (!request->replyTunnel || !request->replyTunnel->IsEstablished ()) |
|
|
|
if (!request->replyTunnel || !request->replyTunnel->IsEstablished ()) |
|
|
@ -685,7 +571,7 @@ namespace client |
|
|
|
} |
|
|
|
} |
|
|
|
}); |
|
|
|
}); |
|
|
|
request->requestTimeoutTimer.expires_from_now (boost::posix_time::seconds(LEASESET_REQUEST_TIMEOUT)); |
|
|
|
request->requestTimeoutTimer.expires_from_now (boost::posix_time::seconds(LEASESET_REQUEST_TIMEOUT)); |
|
|
|
request->requestTimeoutTimer.async_wait (std::bind (&ClientDestination::HandleRequestTimoutTimer, |
|
|
|
request->requestTimeoutTimer.async_wait (std::bind (&LeaseSetDestination::HandleRequestTimoutTimer, |
|
|
|
shared_from_this (), std::placeholders::_1, dest)); |
|
|
|
shared_from_this (), std::placeholders::_1, dest)); |
|
|
|
} |
|
|
|
} |
|
|
|
else |
|
|
|
else |
|
|
@ -693,7 +579,7 @@ namespace client |
|
|
|
return true; |
|
|
|
return true; |
|
|
|
} |
|
|
|
} |
|
|
|
|
|
|
|
|
|
|
|
void ClientDestination::HandleRequestTimoutTimer (const boost::system::error_code& ecode, const i2p::data::IdentHash& dest) |
|
|
|
void LeaseSetDestination::HandleRequestTimoutTimer (const boost::system::error_code& ecode, const i2p::data::IdentHash& dest) |
|
|
|
{ |
|
|
|
{ |
|
|
|
if (ecode != boost::asio::error::operation_aborted) |
|
|
|
if (ecode != boost::asio::error::operation_aborted) |
|
|
|
{ |
|
|
|
{ |
|
|
@ -731,19 +617,19 @@ namespace client |
|
|
|
} |
|
|
|
} |
|
|
|
} |
|
|
|
} |
|
|
|
|
|
|
|
|
|
|
|
void ClientDestination::HandleCleanupTimer (const boost::system::error_code& ecode) |
|
|
|
void LeaseSetDestination::HandleCleanupTimer (const boost::system::error_code& ecode) |
|
|
|
{ |
|
|
|
{ |
|
|
|
if (ecode != boost::asio::error::operation_aborted) |
|
|
|
if (ecode != boost::asio::error::operation_aborted) |
|
|
|
{ |
|
|
|
{ |
|
|
|
CleanupExpiredTags (); |
|
|
|
CleanupExpiredTags (); |
|
|
|
CleanupRemoteLeaseSets (); |
|
|
|
CleanupRemoteLeaseSets (); |
|
|
|
m_CleanupTimer.expires_from_now (boost::posix_time::minutes (DESTINATION_CLEANUP_TIMEOUT)); |
|
|
|
m_CleanupTimer.expires_from_now (boost::posix_time::minutes (DESTINATION_CLEANUP_TIMEOUT)); |
|
|
|
m_CleanupTimer.async_wait (std::bind (&ClientDestination::HandleCleanupTimer, |
|
|
|
m_CleanupTimer.async_wait (std::bind (&LeaseSetDestination::HandleCleanupTimer, |
|
|
|
shared_from_this (), std::placeholders::_1)); |
|
|
|
shared_from_this (), std::placeholders::_1)); |
|
|
|
} |
|
|
|
} |
|
|
|
} |
|
|
|
} |
|
|
|
|
|
|
|
|
|
|
|
void ClientDestination::CleanupRemoteLeaseSets () |
|
|
|
void LeaseSetDestination::CleanupRemoteLeaseSets () |
|
|
|
{ |
|
|
|
{ |
|
|
|
auto ts = i2p::util::GetMillisecondsSinceEpoch (); |
|
|
|
auto ts = i2p::util::GetMillisecondsSinceEpoch (); |
|
|
|
for (auto it = m_RemoteLeaseSets.begin (); it != m_RemoteLeaseSets.end ();) |
|
|
|
for (auto it = m_RemoteLeaseSets.begin (); it != m_RemoteLeaseSets.end ();) |
|
|
@ -758,7 +644,7 @@ namespace client |
|
|
|
} |
|
|
|
} |
|
|
|
} |
|
|
|
} |
|
|
|
|
|
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void ClientDestination::PersistTemporaryKeys () |
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void LeaseSetDestination::PersistTemporaryKeys () |
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{ |
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{ |
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std::string ident = GetIdentHash().ToBase32(); |
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std::string ident = GetIdentHash().ToBase32(); |
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std::string path = i2p::fs::DataDirPath("destinations", (ident + ".dat")); |
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std::string path = i2p::fs::DataDirPath("destinations", (ident + ".dat")); |
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@ -782,6 +668,165 @@ namespace client |
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LogPrint(eLogError, "Destinations: Can't save keys to ", path); |
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LogPrint(eLogError, "Destinations: Can't save keys to ", path); |
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} |
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} |
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ClientDestination::ClientDestination (const i2p::data::PrivateKeys& keys, bool isPublic, const std::map<std::string, std::string> * params): |
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LeaseSetDestination (isPublic, params), |
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m_Keys (keys), m_DatagramDestination (nullptr) |
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{ |
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if (isPublic) |
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LogPrint (eLogInfo, "Destination: Local address ", GetIdentHash().ToBase32 (), " created"); |
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} |
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ClientDestination::~ClientDestination () |
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{ |
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if (m_DatagramDestination) |
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delete m_DatagramDestination; |
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} |
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bool ClientDestination::Start () |
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{ |
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if (LeaseSetDestination::Start ()) |
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{ |
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m_StreamingDestination = std::make_shared<i2p::stream::StreamingDestination> (GetSharedFromThis ()); // TODO:
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m_StreamingDestination->Start (); |
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for (auto it: m_StreamingDestinationsByPorts) |
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it.second->Start (); |
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return true; |
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} |
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else |
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return false; |
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} |
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bool ClientDestination::Stop () |
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{ |
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if (LeaseSetDestination::Stop ()) |
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{ |
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m_StreamingDestination->Stop (); |
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m_StreamingDestination = nullptr; |
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for (auto it: m_StreamingDestinationsByPorts) |
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it.second->Stop (); |
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if (m_DatagramDestination) |
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{ |
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auto d = m_DatagramDestination; |
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m_DatagramDestination = nullptr; |
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delete d; |
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} |
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return true; |
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} |
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else |
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return false; |
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} |
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void ClientDestination::HandleDataMessage (const uint8_t * buf, size_t len) |
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{ |
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uint32_t length = bufbe32toh (buf); |
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buf += 4; |
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// we assume I2CP payload
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uint16_t fromPort = bufbe16toh (buf + 4), // source
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toPort = bufbe16toh (buf + 6); // destination
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switch (buf[9]) |
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{ |
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case PROTOCOL_TYPE_STREAMING: |
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{ |
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// streaming protocol
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auto dest = GetStreamingDestination (toPort); |
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if (dest) |
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dest->HandleDataMessagePayload (buf, length); |
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else |
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LogPrint (eLogError, "Destination: Missing streaming destination"); |
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} |
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break; |
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case PROTOCOL_TYPE_DATAGRAM: |
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// datagram protocol
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if (m_DatagramDestination) |
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m_DatagramDestination->HandleDataMessagePayload (fromPort, toPort, buf, length); |
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else |
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LogPrint (eLogError, "Destination: Missing datagram destination"); |
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break; |
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default: |
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LogPrint (eLogError, "Destination: Data: unexpected protocol ", buf[9]); |
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} |
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} |
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void ClientDestination::CreateStream (StreamRequestComplete streamRequestComplete, const i2p::data::IdentHash& dest, int port) |
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{ |
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if (!streamRequestComplete) |
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{ |
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LogPrint (eLogError, "Destination: request callback is not specified in CreateStream"); |
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return; |
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} |
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auto leaseSet = FindLeaseSet (dest); |
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if (leaseSet) |
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streamRequestComplete(CreateStream (leaseSet, port)); |
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else |
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{ |
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auto s = GetSharedFromThis (); |
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RequestDestination (dest, |
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[s, streamRequestComplete, port](std::shared_ptr<i2p::data::LeaseSet> ls) |
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{ |
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if (ls) |
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streamRequestComplete(s->CreateStream (ls, port)); |
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else |
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streamRequestComplete (nullptr); |
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}); |
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} |
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} |
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std::shared_ptr<i2p::stream::Stream> ClientDestination::CreateStream (std::shared_ptr<const i2p::data::LeaseSet> remote, int port) |
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{ |
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if (m_StreamingDestination) |
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return m_StreamingDestination->CreateNewOutgoingStream (remote, port); |
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else |
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return nullptr; |
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} |
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std::shared_ptr<i2p::stream::StreamingDestination> ClientDestination::GetStreamingDestination (int port) const |
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{ |
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if (port) |
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{ |
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auto it = m_StreamingDestinationsByPorts.find (port); |
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if (it != m_StreamingDestinationsByPorts.end ()) |
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return it->second; |
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} |
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// if port is zero or not found, use default destination
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return m_StreamingDestination; |
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} |
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void ClientDestination::AcceptStreams (const i2p::stream::StreamingDestination::Acceptor& acceptor) |
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{ |
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if (m_StreamingDestination) |
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m_StreamingDestination->SetAcceptor (acceptor); |
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} |
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void ClientDestination::StopAcceptingStreams () |
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{ |
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if (m_StreamingDestination) |
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m_StreamingDestination->ResetAcceptor (); |
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} |
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bool ClientDestination::IsAcceptingStreams () const |
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{ |
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if (m_StreamingDestination) |
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return m_StreamingDestination->IsAcceptorSet (); |
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return false; |
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} |
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std::shared_ptr<i2p::stream::StreamingDestination> ClientDestination::CreateStreamingDestination (int port, bool gzip) |
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{ |
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auto dest = std::make_shared<i2p::stream::StreamingDestination> (GetSharedFromThis (), port, gzip); |
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if (port) |
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m_StreamingDestinationsByPorts[port] = dest; |
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else // update default
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m_StreamingDestination = dest; |
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return dest; |
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} |
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i2p::datagram::DatagramDestination * ClientDestination::CreateDatagramDestination () |
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{ |
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if (!m_DatagramDestination) |
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m_DatagramDestination = new i2p::datagram::DatagramDestination (GetSharedFromThis ()); |
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return m_DatagramDestination; |
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} |
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std::vector<std::shared_ptr<const i2p::stream::Stream> > ClientDestination::GetAllStreams () const |
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std::vector<std::shared_ptr<const i2p::stream::Stream> > ClientDestination::GetAllStreams () const |
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{ |
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{ |
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std::vector<std::shared_ptr<const i2p::stream::Stream> > ret; |
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std::vector<std::shared_ptr<const i2p::stream::Stream> > ret; |
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