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Code Issues Releases Activity

add and remove tunnels without stopping others

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This commit is contained in:
orignal 2017-07-28 15:12:15 -04:00
parent d47d8d22a3
commit 4c8c3b6947
4 changed files with 55 additions and 11 deletions
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55
libi2pd_client/ClientContext.cpp
View File

@ -247,10 +247,17 @@ namespace client
void ClientContext::ReloadConfig ()
{
std::string config; i2p::config::GetOption("conf", config);
i2p::config::ParseConfig(config);
Stop();
Start();
// TODO: handle config changes
/*std::string config; i2p::config::GetOption("conf", config);
i2p::config::ParseConfig(config);*/
// handle tunnels
// reset isUpdated for each tunnel
VisitTunnels ([](I2PService * s)->bool { s->isUpdated = false; return true; });
// reload tunnels
ReadTunnels();
// delete not updated tunnels (not in config anymore)
VisitTunnels ([](I2PService * s)->bool { return s->isUpdated; });
// delete unused destinations
std::unique_lock<std::mutex> l(m_DestinationsMutex);
@ -538,13 +545,18 @@ namespace client
clientTunnel = new I2PClientTunnel (name, dest, address, port, localDestination, destinationPort);
clientEndpoint = ((I2PClientTunnel*)clientTunnel)->GetAcceptor().local_endpoint();
}
if (m_ClientTunnels.insert (std::make_pair (clientEndpoint, std::unique_ptr<I2PService>(clientTunnel))).second)
auto ins = m_ClientTunnels.insert (std::make_pair (clientEndpoint, std::unique_ptr<I2PService>(clientTunnel)));
if (ins.second)
{
clientTunnel->Start ();
numClientTunnels++;
}
else
LogPrint (eLogError, "Clients: I2P client tunnel for endpoint ", clientEndpoint, "already exists");
{
// TODO: update
ins.first->second->isUpdated = true;
LogPrint (eLogInfo, "Clients: I2P client tunnel for endpoint ", clientEndpoint, "already exists");
}
}
}
else if (type == I2P_TUNNELS_SECTION_TYPE_SERVER
@ -637,15 +649,20 @@ namespace client
while (comma != std::string::npos);
serverTunnel->SetAccessList (idents);
}
if (m_ServerTunnels.insert (std::make_pair (
auto ins = m_ServerTunnels.insert (std::make_pair (
std::make_pair (localDestination->GetIdentHash (), inPort),
std::unique_ptr<I2PServerTunnel>(serverTunnel))).second)
std::unique_ptr<I2PServerTunnel>(serverTunnel)));
if (ins.second)
{
serverTunnel->Start ();
numServerTunnels++;
}
else
LogPrint (eLogError, "Clients: I2P server tunnel for destination/port ", m_AddressBook.ToAddress(localDestination->GetIdentHash ()), "/", inPort, " already exists");
{
// TODO: update
ins.first->second->isUpdated = true;
LogPrint (eLogInfo, "Clients: I2P server tunnel for destination/port ", m_AddressBook.ToAddress(localDestination->GetIdentHash ()), "/", inPort, " already exists");
}
}
else
@ -680,5 +697,25 @@ namespace client
ScheduleCleanupUDP();
}
}
template<typename Container, typename Visitor>
void VisitTunnelsContainer (Container& c, Visitor v)
{
for (auto it = c.begin (); it != c.end ();)
{
if (!v (it->second.get ()))
it = c.erase (it);
else
it++;
}
}
template<typename Visitor>
void ClientContext::VisitTunnels (Visitor v)
{
VisitTunnelsContainer (m_ClientTunnels, v);
VisitTunnelsContainer (m_ServerTunnels, v);
// TODO: implement UDP forwards
}
}
}

3
libi2pd_client/ClientContext.h
View File

@ -89,6 +89,9 @@ namespace client
void CleanupUDP(const boost::system::error_code & ecode);
void ScheduleCleanupUDP();
template<typename Visitor>
void VisitTunnels (Visitor v); // Visitor: (I2PService *) -> bool, true means retain
private:
std::mutex m_DestinationsMutex;

5
libi2pd_client/I2PService.cpp
View File

@ -11,13 +11,14 @@ namespace client
I2PService::I2PService (std::shared_ptr<ClientDestination> localDestination):
m_LocalDestination (localDestination ? localDestination :
i2p::client::context.CreateNewLocalDestination (false, I2P_SERVICE_DEFAULT_KEY_TYPE))
i2p::client::context.CreateNewLocalDestination (false, I2P_SERVICE_DEFAULT_KEY_TYPE)), isUpdated (true)
{
m_LocalDestination->Acquire ();
}
I2PService::I2PService (i2p::data::SigningKeyType kt):
m_LocalDestination (i2p::client::context.CreateNewLocalDestination (false, kt))
m_LocalDestination (i2p::client::context.CreateNewLocalDestination (false, kt)),
isUpdated (true)
{
m_LocalDestination->Acquire ();
}

3
libi2pd_client/I2PService.h
View File

@ -53,6 +53,9 @@ namespace client
std::shared_ptr<ClientDestination> m_LocalDestination;
std::unordered_set<std::shared_ptr<I2PServiceHandler> > m_Handlers;
std::mutex m_HandlersMutex;
public:
bool isUpdated; // transient, used during reload only
};
/*Simple interface for I2PHandlers, allows detection of finalization amongst other things */