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update RouterInfo after 30 minutes if no changes

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orignal 2014-08-31 16:46:39 -04:00
parent 168e20053a
commit da9c281d9a
2 changed files with 47 additions and 30 deletions
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54
RouterContext.cpp
View File

@ -3,6 +3,7 @@
#include <cryptopp/dsa.h>
#include "CryptoConst.h"
#include "RouterContext.h"
#include "Timestamp.h"
#include "util.h"
#include "version.h"
@ -10,27 +11,30 @@ namespace i2p
{
RouterContext context;
RouterContext::RouterContext ()
RouterContext::RouterContext ():
m_LastUpdateTime (0)
{
if (!Load ())
CreateNewRouter ();
Save ();
UpdateRouterInfo ();
}
void RouterContext::CreateNewRouter ()
{
m_Keys = i2p::data::CreateRandomKeys ();
UpdateRouterInfo ();
SaveKeys ();
NewRouterInfo ();
}
void RouterContext::UpdateRouterInfo ()
void RouterContext::NewRouterInfo ()
{
i2p::data::RouterInfo routerInfo;
routerInfo.SetRouterIdentity (GetIdentity ().GetStandardIdentity ());
routerInfo.AddSSUAddress (i2p::util::config::GetCharArg("-host", "127.0.0.1"),
i2p::util::config::GetArg("-port", 17007), routerInfo.GetIdentHash ());
routerInfo.AddNTCPAddress (i2p::util::config::GetCharArg("-host", "127.0.0.1"),
i2p::util::config::GetArg("-port", 17007));
int port = i2p::util::config::GetArg("-port", 0);
if (!port)
port = m_Rnd.GenerateWord32 (9111, 30777); // I2P network ports range
routerInfo.AddSSUAddress (i2p::util::config::GetCharArg("-host", "127.0.0.1"), port, routerInfo.GetIdentHash ());
routerInfo.AddNTCPAddress (i2p::util::config::GetCharArg("-host", "127.0.0.1"), port);
routerInfo.SetProperty ("caps", "LR");
routerInfo.SetProperty ("coreVersion", I2P_VERSION);
routerInfo.SetProperty ("netId", "2");
@ -40,6 +44,13 @@ namespace i2p
m_RouterInfo.Update (routerInfo.GetBuffer (), routerInfo.GetBufferLen ());
}
void RouterContext::UpdateRouterInfo ()
{
m_RouterInfo.CreateBuffer (m_Keys);
m_RouterInfo.SaveToFile (i2p::util::filesystem::GetFullPath (ROUTER_INFO));
m_LastUpdateTime = i2p::util::GetSecondsSinceEpoch ();
}
void RouterContext::OverrideNTCPAddress (const char * host, int port)
{
m_RouterInfo.CreateBuffer (m_Keys);
@ -49,16 +60,24 @@ namespace i2p
address->host = boost::asio::ip::address::from_string (host);
address->port = port;
}
m_RouterInfo.CreateBuffer (m_Keys);
Save (true);
UpdateRouterInfo ();
}
void RouterContext::UpdateAddress (const char * host)
{
bool updated = false;
auto newAddress = boost::asio::ip::address::from_string (host);
for (auto& address : m_RouterInfo.GetAddresses ())
address.host = boost::asio::ip::address::from_string (host);
m_RouterInfo.CreateBuffer (m_Keys);
{
if (address.host != newAddress)
{
address.host = newAddress;
updated = true;
}
}
auto ts = i2p::util::GetSecondsSinceEpoch ();
if (updated || ts > m_LastUpdateTime + ROUTER_INFO_UPDATE_INTERVAL)
UpdateRouterInfo ();
}
bool RouterContext::Load ()
@ -72,13 +91,12 @@ namespace i2p
i2p::data::RouterInfo routerInfo(i2p::util::filesystem::GetFullPath (ROUTER_INFO)); // TODO
m_RouterInfo.Update (routerInfo.GetBuffer (), routerInfo.GetBufferLen ());
m_RouterInfo.SetProperty ("router.version", I2P_VERSION);
return true;
}
void RouterContext::Save (bool infoOnly)
{
if (!infoOnly)
void RouterContext::SaveKeys ()
{
std::ofstream fk (i2p::util::filesystem::GetFullPath (ROUTER_KEYS).c_str (), std::ofstream::binary | std::ofstream::out);
i2p::data::Keys keys;
@ -87,10 +105,6 @@ namespace i2p
auto& ident = GetIdentity ().GetStandardIdentity ();
memcpy (keys.publicKey, ident.publicKey, sizeof (keys.publicKey));
memcpy (keys.signingKey, ident.signingKey, sizeof (keys.signingKey));
fk.write ((char *)&keys, sizeof (keys));
}
m_RouterInfo.SaveToFile (i2p::util::filesystem::GetFullPath (ROUTER_INFO));
}
}

5
RouterContext.h
View File

@ -11,6 +11,7 @@ namespace i2p
{
const char ROUTER_INFO[] = "router.info";
const char ROUTER_KEYS[] = "router.keys";
const int ROUTER_INFO_UPDATE_INTERVAL = 1800; // 30 minutes
class RouterContext: public i2p::data::LocalDestination
{
@ -36,15 +37,17 @@ namespace i2p
private:
void CreateNewRouter ();
void NewRouterInfo ();
void UpdateRouterInfo ();
bool Load ();
void Save (bool infoOnly = false);
void SaveKeys ();
private:
i2p::data::RouterInfo m_RouterInfo;
i2p::data::PrivateKeys m_Keys;
CryptoPP::AutoSeededRandomPool m_Rnd;
uint64_t m_LastUpdateTime;
};
extern RouterContext context;