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Set SSL SNI even when server verification is disabled #8899

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merged 1 commit into from Jul 7, 2023
Merged

Set SSL SNI even when server verification is disabled #8899

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13 changes: 8 additions & 5 deletions contrib/epee/src/net_ssl.cpp
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Expand Up @@ -497,6 +497,13 @@ void ssl_options_t::configure(
const std::string& host) const
{
socket.next_layer().set_option(boost::asio::ip::tcp::no_delay(true));
{
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I don't like the superfluous braces, but besides that, looks good to me!

// in case server is doing "virtual" domains, set hostname
SSL* const ssl_ctx = socket.native_handle();
if (type == boost::asio::ssl::stream_base::client && !host.empty() && ssl_ctx)
SSL_set_tlsext_host_name(ssl_ctx, host.c_str());
}


/* Using system-wide CA store for client verification is funky - there is
no expected hostname for server to verify against. If server doesn't have
Expand All @@ -514,11 +521,7 @@ void ssl_options_t::configure(
{
socket.set_verify_mode(boost::asio::ssl::verify_peer | boost::asio::ssl::verify_fail_if_no_peer_cert);

// in case server is doing "virtual" domains, set hostname
SSL* const ssl_ctx = socket.native_handle();
if (type == boost::asio::ssl::stream_base::client && !host.empty() && ssl_ctx)
SSL_set_tlsext_host_name(ssl_ctx, host.c_str());


socket.set_verify_callback([&](const bool preverified, boost::asio::ssl::verify_context &ctx)
{
// preverified means it passed system or user CA check. System CA is never loaded
Expand Down