From 4c4e856a1a60fa30efd8ddc8668c568a93ffa487 Mon Sep 17 00:00:00 2001
From: orignal <i2porignal@yandex.ru>
Date: Wed, 17 Apr 2019 14:40:00 -0400
Subject: [PATCH] ntcp2.addressv6 parameter

---
 daemon/Daemon.cpp  | 7 +++++++
 libi2pd/Config.cpp | 1 +
 2 files changed, 8 insertions(+)

diff --git a/daemon/Daemon.cpp b/daemon/Daemon.cpp
index 0022b186..0ea45bb7 100644
--- a/daemon/Daemon.cpp
+++ b/daemon/Daemon.cpp
@@ -165,6 +165,13 @@ namespace i2p
 					uint16_t ntcp2port; i2p::config::GetOption("ntcp2.port", ntcp2port);
 					if (!ntcp && !ntcp2port) ntcp2port = port; // use standard port
 					i2p::context.PublishNTCP2Address (ntcp2port, true); // publish
+					if (ipv6)
+					{
+						std::string ipv6Addr; i2p::config::GetOption("ntcp2.addressv6", ipv6Addr);
+						auto addr = boost::asio::ip::address_v6::from_string (ipv6Addr);
+						if (!addr.is_unspecified () && addr != boost::asio::ip::address_v6::any ())
+							i2p::context.UpdateNTCP2V6Address (addr); // set ipv6 address if configured
+					}
 				}
 				else
 					i2p::context.PublishNTCP2Address (port, false); // unpublish
diff --git a/libi2pd/Config.cpp b/libi2pd/Config.cpp
index fe25eb09..52f40089 100644
--- a/libi2pd/Config.cpp
+++ b/libi2pd/Config.cpp
@@ -239,6 +239,7 @@ namespace config {
 			("ntcp2.enabled", value<bool>()->default_value(true), "Enable NTCP2 (default: enabled)")
 			("ntcp2.published", value<bool>()->default_value(false), "Publish NTCP2 (default: disabled)")
 			("ntcp2.port", value<uint16_t>()->default_value(0), "Port to listen for incoming NTCP2 connections (default: auto)")
+			("ntcp2.addressv6", value<std::string>()->default_value("::"), "Address to bind NTCP2 on")
 		;
 
 		options_description nettime("Time sync options");