mirror of
https://github.com/oxen-io/lokinet.git
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60f4d96ba5
* route poking: * remove popen() call, replace with reading /proc/net/route for getting default route * dynamically poke and unpoke routes on runtime * swap intros and fix rpc endpoint for version to return what the ui expects * use std::string::find_first_not_of instead of using a lambda
101 lines
2.5 KiB
C++
101 lines
2.5 KiB
C++
#include <iwp/linklayer.hpp>
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#include <iwp/session.hpp>
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#include <config/key_manager.hpp>
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#include <memory>
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#include <unordered_set>
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namespace llarp
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{
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namespace iwp
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{
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LinkLayer::LinkLayer(
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std::shared_ptr<KeyManager> keyManager,
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GetRCFunc getrc,
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LinkMessageHandler h,
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SignBufferFunc sign,
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BeforeConnectFunc_t before,
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SessionEstablishedHandler est,
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SessionRenegotiateHandler reneg,
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TimeoutHandler timeout,
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SessionClosedHandler closed,
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PumpDoneHandler pumpDone,
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WorkerFunc_t worker,
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bool allowInbound)
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: ILinkLayer(
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keyManager, getrc, h, sign, before, est, reneg, timeout, closed, pumpDone, worker)
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, permitInbound{allowInbound}
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{
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}
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LinkLayer::~LinkLayer() = default;
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const char*
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LinkLayer::Name() const
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{
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return "iwp";
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}
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uint16_t
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LinkLayer::Rank() const
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{
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return 2;
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}
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void
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LinkLayer::RecvFrom(const SockAddr& from, ILinkSession::Packet_t pkt)
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{
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std::shared_ptr<ILinkSession> session;
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auto itr = m_AuthedAddrs.find(from);
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bool isNewSession = false;
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if (itr == m_AuthedAddrs.end())
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{
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Lock_t lock(m_PendingMutex);
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if (m_Pending.count(from) == 0)
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{
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if (not permitInbound)
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return;
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isNewSession = true;
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m_Pending.insert({from, std::make_shared<Session>(this, from)});
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}
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session = m_Pending.find(from)->second;
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}
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else
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{
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Lock_t lock(m_AuthedLinksMutex);
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auto range = m_AuthedLinks.equal_range(itr->second);
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session = range.first->second;
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}
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if (session)
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{
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bool success = session->Recv_LL(std::move(pkt));
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if (!success and isNewSession)
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{
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LogWarn("Brand new session failed; removing from pending sessions list");
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m_Pending.erase(m_Pending.find(from));
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}
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}
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}
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bool
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LinkLayer::MapAddr(const RouterID& r, ILinkSession* s)
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{
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if (!ILinkLayer::MapAddr(r, s))
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return false;
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m_AuthedAddrs.emplace(s->GetRemoteEndpoint(), r);
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return true;
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}
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void
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LinkLayer::UnmapAddr(const IpAddress& addr)
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{
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m_AuthedAddrs.erase(addr);
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}
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std::shared_ptr<ILinkSession>
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LinkLayer::NewOutboundSession(const RouterContact& rc, const AddressInfo& ai)
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{
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return std::make_shared<Session>(this, rc, ai);
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}
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} // namespace iwp
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} // namespace llarp
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