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prefer public ipv6 instead rfc4941 (closes #1251)

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Wokrs only on linux-based systems. Not tested on other *nix systems, and
not works on windows.

Signed-off-by: R4SAS <r4sas@i2pmail.org>
This commit is contained in:
R4SAS 2021-05-30 03:23:00 +03:00
parent a0e545a6f1
commit ed42948051
3 changed files with 21 additions and 3 deletions
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9
libi2pd/SSU.cpp
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@ -14,6 +14,10 @@
#include "SSU.h"
#include "util.h"
#ifdef __linux__
#include <linux/in6.h>
#endif
#ifdef _WIN32
#include <boost/winapi/error_codes.hpp>
#endif
@ -62,6 +66,11 @@ namespace transport
m_SocketV6.set_option (boost::asio::ip::v6_only (true));
m_SocketV6.set_option (boost::asio::socket_base::receive_buffer_size (SSU_SOCKET_RECEIVE_BUFFER_SIZE));
m_SocketV6.set_option (boost::asio::socket_base::send_buffer_size (SSU_SOCKET_SEND_BUFFER_SIZE));
#ifdef __linux__
// Set preference to use public IPv6 address -- tested on linux, not works on windows, and not tested on others
typedef boost::asio::detail::socket_option::boolean<IPV6_ADDR_PREFERENCES, IPV6_PREFER_SRC_PUBLIC> ipv6PreferPubAddr;
m_SocketV6.set_option (ipv6PreferPubAddr(true));
#endif
m_SocketV6.bind (m_EndpointV6);
LogPrint (eLogInfo, "SSU: Start listening v6 port ", m_EndpointV6.port());
}