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#ifndef SIMPLE_WEB_CLIENT_WSS_HPP
#define SIMPLE_WEB_CLIENT_WSS_HPP
#include "client_ws.hpp"
#ifdef USE_STANDALONE_ASIO
#include <asio/ssl.hpp>
#else
#include <boost/asio/ssl.hpp>
#endif
namespace SimpleWeb {
using WSS = asio::ssl::stream<asio::ip::tcp::socket>;
template <>
class SocketClient<WSS> : public SocketClientBase<WSS> {
public:
SocketClient(const std::string &server_port_path, bool verify_certificate = true,
const std::string &cert_file = std::string(), const std::string &private_key_file = std::string(),
const std::string &verify_file = std::string())
: SocketClientBase<WSS>::SocketClientBase(server_port_path, 443), context(asio::ssl::context::tlsv12) {
if(cert_file.size() > 0 && private_key_file.size() > 0) {
context.use_certificate_chain_file(cert_file);
context.use_private_key_file(private_key_file, asio::ssl::context::pem);
}
if(verify_certificate)
context.set_verify_callback(asio::ssl::rfc2818_verification(host));
if(verify_file.size() > 0)
context.load_verify_file(verify_file);
else
context.set_default_verify_paths();
if(verify_file.size() > 0 || verify_certificate)
context.set_verify_mode(asio::ssl::verify_peer);
else
context.set_verify_mode(asio::ssl::verify_none);
};
protected:
asio::ssl::context context;
void connect() override {
LockGuard connection_lock(connection_mutex);
auto connection = this->connection = std::shared_ptr<Connection>(new Connection(handler_runner, config.timeout_idle, *io_service, context));
connection_lock.unlock();
std::pair<std::string, std::string> host_port;
if(config.proxy_server.empty())
host_port = {host, std::to_string(port)};
else {
auto proxy_host_port = parse_host_port(config.proxy_server, 8080);
host_port = {proxy_host_port.first, std::to_string(proxy_host_port.second)};
}
auto resolver = std::make_shared<asio::ip::tcp::resolver>(*io_service);
connection->set_timeout(config.timeout_request);
async_resolve(*resolver, host_port, [this, connection, resolver](const error_code &ec, resolver_results results) {
connection->cancel_timeout();
auto lock = connection->handler_runner->continue_lock();
if(!lock)
return;
if(!ec) {
connection->set_timeout(this->config.timeout_request);
asio::async_connect(connection->socket->lowest_layer(), results, [this, connection, resolver](const error_code &ec, async_connect_endpoint /*endpoint*/) {
connection->cancel_timeout();
auto lock = connection->handler_runner->continue_lock();
if(!lock)
return;
if(!ec) {
asio::ip::tcp::no_delay option(true);
error_code ec;
connection->socket->lowest_layer().set_option(option, ec);
if(!this->config.proxy_server.empty()) {
auto write_buffer = std::make_shared<asio::streambuf>();
std::ostream write_stream(write_buffer.get());
auto host_port = this->host + ':' + std::to_string(this->port);
write_stream << "CONNECT " + host_port + " HTTP/1.1\r\n"
<< "Host: " << host_port << "\r\n\r\n";
connection->set_timeout(this->config.timeout_request);
asio::async_write(connection->socket->next_layer(), *write_buffer, [this, connection, write_buffer](const error_code &ec, std::size_t /*bytes_transferred*/) {
connection->cancel_timeout();
auto lock = connection->handler_runner->continue_lock();
if(!lock)
return;
if(!ec) {
connection->set_timeout(this->config.timeout_request);
asio::async_read_until(connection->socket->next_layer(), connection->in_message->streambuf, "\r\n\r\n", [this, connection](const error_code &ec, std::size_t /*bytes_transferred*/) {
connection->cancel_timeout();
auto lock = connection->handler_runner->continue_lock();
if(!lock)
return;
if(!ec) {
if(!ResponseMessage::parse(*connection->in_message, connection->http_version, connection->status_code, connection->header))
this->connection_error(connection, make_error_code::make_error_code(errc::protocol_error));
else {
if(connection->status_code.compare(0, 3, "200") != 0)
this->connection_error(connection, make_error_code::make_error_code(errc::permission_denied));
else
this->handshake(connection);
}
}
else
this->connection_error(connection, ec);
});
}
else
this->connection_error(connection, ec);
});
}
else
this->handshake(connection);
}
else
this->connection_error(connection, ec);
});
}
else
this->connection_error(connection, ec);
});
}
void handshake(const std::shared_ptr<Connection> &connection) {
SSL_set_tlsext_host_name(connection->socket->native_handle(), this->host.c_str());
connection->set_timeout(this->config.timeout_request);
connection->socket->async_handshake(asio::ssl::stream_base::client, [this, connection](const error_code &ec) {
connection->cancel_timeout();
auto lock = connection->handler_runner->continue_lock();
if(!lock)
return;
if(!ec)
upgrade(connection);
else
this->connection_error(connection, ec);
});
}
};
} // namespace SimpleWeb
#endif /* SIMPLE_WEB_CLIENT_WSS_HPP */