Merge commit '02855d7fed46d3c1aa1f2cefbcf4a42720575c3f' as 'src/websocketpp'

src/websocketpp/examples/echo_server_tls/echo_server_tls.cpp

@@ -0,0 +1,72 @@
+#include <websocketpp/config/asio.hpp>
+
+#include <websocketpp/server.hpp>
+
+#include <iostream>
+
+typedef websocketpp::server<websocketpp::config::asio_tls> server;
+
+using websocketpp::lib::placeholders::_1;
+using websocketpp::lib::placeholders::_2;
+using websocketpp::lib::bind;
+
+// pull out the type of messages sent by our config
+typedef websocketpp::config::asio::message_type::ptr message_ptr;
+typedef websocketpp::lib::shared_ptr<boost::asio::ssl::context> context_ptr;
+
+void on_message(server* s, websocketpp::connection_hdl hdl, message_ptr msg) {
+    std::cout << "on_message called with hdl: " << hdl.lock().get()
+              << " and message: " << msg->get_payload()
+              << std::endl;
+
+    try {
+        s->send(hdl, msg->get_payload(), msg->get_opcode());
+    } catch (const websocketpp::lib::error_code& e) {
+        std::cout << "Echo failed because: " << e
+                  << "(" << e.message() << ")" << std::endl;
+    }
+}
+
+std::string get_password() {
+    return "test";
+}
+
+context_ptr on_tls_init(websocketpp::connection_hdl hdl) {
+    std::cout << "on_tls_init called with hdl: " << hdl.lock().get() << std::endl;
+    context_ptr ctx = websocketpp::lib::make_shared<boost::asio::ssl::context>(boost::asio::ssl::context::tlsv1);
+
+    try {
+        ctx->set_options(boost::asio::ssl::context::default_workarounds |
+                         boost::asio::ssl::context::no_sslv2 |
+                         boost::asio::ssl::context::single_dh_use);
+        ctx->set_password_callback(bind(&get_password));
+        ctx->use_certificate_chain_file("server.pem");
+        ctx->use_private_key_file("server.pem", boost::asio::ssl::context::pem);
+    } catch (std::exception& e) {
+        std::cout << e.what() << std::endl;
+    }
+    return ctx;
+}
+
+int main() {
+    // Create a server endpoint
+    server echo_server;
+
+    // Initialize ASIO
+    echo_server.init_asio();
+
+    // Register our message handler
+    echo_server.set_message_handler(bind(&on_message,&echo_server,::_1,::_2));
+    echo_server.set_tls_init_handler(bind(&on_tls_init,::_1));
+
+
+    // Listen on port 9002
+    echo_server.listen(9002);
+
+    // Start the server accept loop
+    echo_server.start_accept();
+
+    // Start the ASIO io_service run loop
+    echo_server.run();
+
+}