RESTinio
sample/hello_world_https/main.cpp
#include <iostream>
#include <restinio/all.hpp>
#include <restinio/tls.hpp>
#include <fmt/format.h>
#include <fmt/ostream.h>
template < typename RESP >
RESP
init_resp( RESP resp )
{
resp.append_header( restinio::http_field::server, "RESTinio sample server /v.0.2" );
resp.append_header_date_field();
return resp;
};
namespace rr = restinio::router;
using router_t = rr::express_router_t<>;
auto server_handler()
{
auto router = std::make_unique< router_t >();
router->http_get(
"/",
[]( auto req, auto ){
init_resp( req->create_response() )
.append_header( restinio::http_field::content_type, "text/plain; charset=utf-8" )
.set_body( "Hello world!")
.done();
} );
router->http_get(
"/json",
[]( auto req, auto ){
init_resp( req->create_response() )
.append_header( restinio::http_field::content_type, "text/json; charset=utf-8" )
.set_body( R"-({"message" : "Hello world!"})-")
.done();
} );
router->http_get(
"/html",
[]( auto req, auto ){
init_resp( req->create_response() )
.append_header( restinio::http_field::content_type, "text/html; charset=utf-8" )
.set_body(
R"-(<html>
<head><title>Hello from RESTinio!</title></head>
<body>
<center><h1>Hello world</h1></center>
</body>
</html>)-" )
.done();
} );
return router;
}
int main( int argc, const char * argv[] )
{
using namespace std::chrono;
std::string certs_dir = ".";
if( 2 == argc )
{
certs_dir = argv[ 1 ];
}
try
{
using traits_t =
router_t >;
// Since RESTinio supports both stand-alone ASIO and boost::ASIO
// we specify an alias for a concrete asio namesace.
// That's makes it possible to compile the code in both cases.
// Typicaly only one of ASIO variants would be used,
// and so only asio::* or only boost::asio::* would be applied.
namespace asio_ns = restinio::asio_ns;
asio_ns::ssl::context tls_context{ asio_ns::ssl::context::sslv23 };
tls_context.set_options(
asio_ns::ssl::context::default_workarounds
| asio_ns::ssl::context::no_sslv2
| asio_ns::ssl::context::single_dh_use );
tls_context.use_certificate_chain_file( certs_dir + "/server.pem" );
tls_context.use_private_key_file(
certs_dir + "/key.pem",
asio_ns::ssl::context::pem );
tls_context.use_tmp_dh_file( certs_dir + "/dh2048.pem" );
restinio::on_this_thread< traits_t >()
.address( "localhost" )
.request_handler( server_handler() )
.read_next_http_message_timelimit( 10s )
.write_http_response_timelimit( 1s )
.handle_request_timeout( 1s )
.tls_context( std::move( tls_context ) ) );
}
catch( const std::exception & ex )
{
std::cerr << "Error: " << ex.what() << std::endl;
return 1;
}
return 0;
}