llarp/service/endpoint_util.hpp

Namespaces

Name
llarp [crypto.hpp]
llarp::service

Classes

	Name
struct	llarp::service::EndpointUtil

Source code

#pragma once

#include "endpoint_types.hpp"

namespace llarp
{
  namespace service
  {
    struct EndpointUtil
    {
      static void
      ExpireSNodeSessions(llarp_time_t now, SNodeSessions& sessions);

      static void
      ExpirePendingTx(llarp_time_t now, PendingLookups& lookups);

      static void
      ExpirePendingRouterLookups(llarp_time_t now, PendingRouters& routers);

      static void
      DeregisterDeadSessions(llarp_time_t now, Sessions& sessions);

      static void
      TickRemoteSessions(
          llarp_time_t now, Sessions& remoteSessions, Sessions& deadSessions, ConvoMap& sessions);

      static void
      ExpireConvoSessions(llarp_time_t now, ConvoMap& sessions);

      static void
      StopRemoteSessions(Sessions& remoteSessions);

      static void
      StopSnodeSessions(SNodeSessions& sessions);

      static bool
      HasPathToService(const Address& addr, const Sessions& remoteSessions);

      static bool
      GetConvoTagsForService(
          const ConvoMap& sessions, const Address& addr, std::set<ConvoTag>& tags);
    };

    template <typename Endpoint_t>
    static path::Path::UniqueEndpointSet_t
    GetManyPathsWithUniqueEndpoints(
        Endpoint_t* ep,
        size_t N,
        std::optional<dht::Key_t> maybeLocation = std::nullopt,
        size_t tries = 10)
    {
      std::unordered_set<RouterID> exclude;
      path::Path::UniqueEndpointSet_t paths;
      do
      {
        --tries;
        path::Path_ptr path;
        if (maybeLocation)
        {
          path = ep->GetEstablishedPathClosestTo(RouterID{maybeLocation->as_array()}, exclude);
        }
        else
        {
          path = ep->PickRandomEstablishedPath();
        }
        if (path and path->IsReady())
        {
          paths.emplace(path);
          exclude.insert(path->Endpoint());
        }
      } while (tries > 0 and paths.size() < N);
      return paths;
    }
  }  // namespace service

}  // namespace llarp

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Updated on 2026-01-10 at 22:49:45 +0000