Allow the number of incoming connections to be limited

It was already possible to limit outgoing connections. One might want
to do this on home network connections with high bandwidth but low
usage caps.

1 files changed, 12 insertions, 0 deletions

diff --git a/src/rpc/core_rpc_server.cpp b/src/rpc/core_rpc_server.cpp
index 2bae6352e..80d9823d4 100644
--- a/src/rpc/core_rpc_server.cpp
+++ b/src/rpc/core_rpc_server.cpp
@@ -1603,6 +1603,18 @@ namespace cryptonote
     return true;
   }
   //------------------------------------------------------------------------------------------------------------------------------
+  bool core_rpc_server::on_in_peers(const COMMAND_RPC_IN_PEERS::request& req, COMMAND_RPC_IN_PEERS::response& res)
+  {
+    PERF_TIMER(on_in_peers);
+    size_t n_connections = m_p2p.get_incoming_connections_count();
+    size_t n_delete = (n_connections > req.in_peers) ? n_connections - req.in_peers : 0;
+    m_p2p.m_config.m_net_config.max_in_connection_count = req.in_peers;
+    if (n_delete)
+      m_p2p.delete_in_connections(n_delete);
+    res.status = CORE_RPC_STATUS_OK;
+    return true;
+  }
+  //------------------------------------------------------------------------------------------------------------------------------
   bool core_rpc_server::on_start_save_graph(const COMMAND_RPC_START_SAVE_GRAPH::request& req, COMMAND_RPC_START_SAVE_GRAPH::response& res)
   {
 	  PERF_TIMER(on_start_save_graph);