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// Copyright (c) 2006-2013, Andrey N. Sabelnikov, www.sabelnikov.net
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above copyright
// notice, this list of conditions and the following disclaimer in the
// documentation and/or other materials provided with the distribution.
// * Neither the name of the Andrey N. Sabelnikov nor the
// names of its contributors may be used to endorse or promote products
// derived from this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
// ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
// WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
// DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER BE LIABLE FOR ANY
// DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
// (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
// LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
// ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//
#pragma once
#include <boost/utility/string_ref.hpp>
#include <chrono>
#include <string>
#include "portable_storage_template_helper.h"
#include "net/http_base.h"
#include "net/http_server_handlers_map2.h"
namespace epee
{
namespace net_utils
{
template<class t_request, class t_response, class t_transport>
bool invoke_http_json(const boost::string_ref uri, const t_request& out_struct, t_response& result_struct, t_transport& transport, std::chrono::milliseconds timeout = std::chrono::seconds(15), const boost::string_ref method = "GET")
{
std::string req_param;
if(!serialization::store_t_to_json(out_struct, req_param))
return false;
http::fields_list additional_params;
additional_params.push_back(std::make_pair("Content-Type","application/json; charset=utf-8"));
const http::http_response_info* pri = NULL;
if(!transport.invoke(uri, method, req_param, timeout, std::addressof(pri), std::move(additional_params)))
{
LOG_PRINT_L1("Failed to invoke http request to " << uri);
return false;
}
if(!pri)
{
LOG_PRINT_L1("Failed to invoke http request to " << uri << ", internal error (null response ptr)");
return false;
}
if(pri->m_response_code != 200)
{
LOG_PRINT_L1("Failed to invoke http request to " << uri << ", wrong response code: " << pri->m_response_code);
return false;
}
return serialization::load_t_from_json(result_struct, pri->m_body);
}
template<class t_request, class t_response, class t_transport>
bool invoke_http_bin(const boost::string_ref uri, const t_request& out_struct, t_response& result_struct, t_transport& transport, std::chrono::milliseconds timeout = std::chrono::seconds(15), const boost::string_ref method = "GET")
{
std::string req_param;
if(!serialization::store_t_to_binary(out_struct, req_param))
return false;
const http::http_response_info* pri = NULL;
if(!transport.invoke(uri, method, req_param, timeout, std::addressof(pri)))
{
LOG_PRINT_L1("Failed to invoke http request to " << uri);
return false;
}
if(!pri)
{
LOG_PRINT_L1("Failed to invoke http request to " << uri << ", internal error (null response ptr)");
return false;
}
if(pri->m_response_code != 200)
{
LOG_PRINT_L1("Failed to invoke http request to " << uri << ", wrong response code: " << pri->m_response_code);
return false;
}
return serialization::load_t_from_binary(result_struct, epee::strspan<uint8_t>(pri->m_body));
}
template<class t_request, class t_response, class t_transport>
bool invoke_http_json_rpc(const boost::string_ref uri, std::string method_name, const t_request& out_struct, t_response& result_struct, epee::json_rpc::error &error_struct, t_transport& transport, std::chrono::milliseconds timeout = std::chrono::seconds(15), const boost::string_ref http_method = "GET", const std::string& req_id = "0")
{
epee::json_rpc::request<t_request> req_t = AUTO_VAL_INIT(req_t);
req_t.jsonrpc = "2.0";
req_t.id = req_id;
req_t.method = std::move(method_name);
req_t.params = out_struct;
epee::json_rpc::response<t_response, epee::json_rpc::error> resp_t = AUTO_VAL_INIT(resp_t);
if(!epee::net_utils::invoke_http_json(uri, req_t, resp_t, transport, timeout, http_method))
{
error_struct = {};
return false;
}
if(resp_t.error.code || resp_t.error.message.size())
{
error_struct = resp_t.error;
LOG_ERROR("RPC call of \"" << req_t.method << "\" returned error: " << resp_t.error.code << ", message: " << resp_t.error.message);
return false;
}
result_struct = resp_t.result;
return true;
}
template<class t_request, class t_response, class t_transport>
bool invoke_http_json_rpc(const boost::string_ref uri, std::string method_name, const t_request& out_struct, t_response& result_struct, t_transport& transport, std::chrono::milliseconds timeout = std::chrono::seconds(15), const boost::string_ref http_method = "GET", const std::string& req_id = "0")
{
epee::json_rpc::error error_struct;
return invoke_http_json_rpc(uri, method_name, out_struct, result_struct, error_struct, transport, timeout, http_method, req_id);
}
template<class t_command, class t_transport>
bool invoke_http_json_rpc(const boost::string_ref uri, typename t_command::request& out_struct, typename t_command::response& result_struct, t_transport& transport, std::chrono::milliseconds timeout = std::chrono::seconds(15), const boost::string_ref http_method = "GET", const std::string& req_id = "0")
{
return invoke_http_json_rpc(uri, t_command::methodname(), out_struct, result_struct, transport, timeout, http_method, req_id);
}
}
}
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