138 lines
6.1 KiB
C++
138 lines
6.1 KiB
C++
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// Copyright (c) 2006-2013, Andrey N. Sabelnikov, www.sabelnikov.net
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// All rights reserved.
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//
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are met:
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// * Redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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// * Redistributions in binary form must reproduce the above copyright
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// notice, this list of conditions and the following disclaimer in the
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// documentation and/or other materials provided with the distribution.
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// * Neither the name of the Andrey N. Sabelnikov nor the
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// names of its contributors may be used to endorse or promote products
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// derived from this software without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
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// ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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// WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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// DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER BE LIABLE FOR ANY
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// DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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// (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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// LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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// ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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//
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#pragma once
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#include "net/http_base.h"
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#include "net/jsonrpc_structs.h"
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#include "portable_storage_template_helper.h"
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namespace epee
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{
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namespace net_utils
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{
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template<class t_request, class t_response, class t_transport>
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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 = "POST")
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{
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std::string req_param;
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if(!serialization::store_t_to_json(out_struct, req_param))
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return false;
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http::fields_list additional_params;
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additional_params.push_back(std::make_pair("Content-Type","application/json; charset=utf-8"));
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const http::http_response_info* pri = NULL;
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if(!transport.invoke(uri, method, req_param, timeout, std::addressof(pri), std::move(additional_params)))
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{
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LOG_PRINT_L1("Failed to invoke http request to " << uri);
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return false;
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}
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if(!pri)
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{
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LOG_PRINT_L1("Failed to invoke http request to " << uri << ", internal error (null response ptr)");
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return false;
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}
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if(pri->m_response_code != 200)
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{
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LOG_PRINT_L1("Failed to invoke http request to " << uri << ", wrong response code: " << pri->m_response_code);
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return false;
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}
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return serialization::load_t_from_json(result_struct, pri->m_body);
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}
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template<class t_request, class t_response, class t_transport>
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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 = "POST")
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{
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byte_slice req_param;
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if(!serialization::store_t_to_binary(out_struct, req_param, 16 * 1024))
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return false;
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const http::http_response_info* pri = NULL;
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if(!transport.invoke(uri, method, boost::string_ref{reinterpret_cast<const char*>(req_param.data()), req_param.size()}, timeout, std::addressof(pri)))
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{
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LOG_PRINT_L1("Failed to invoke http request to " << uri);
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return false;
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}
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if(!pri)
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{
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LOG_PRINT_L1("Failed to invoke http request to " << uri << ", internal error (null response ptr)");
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return false;
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}
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if(pri->m_response_code != 200)
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{
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LOG_PRINT_L1("Failed to invoke http request to " << uri << ", wrong response code: " << pri->m_response_code);
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return false;
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}
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static const constexpr epee::serialization::portable_storage::limits_t default_http_bin_limits = {
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65536 * 3, // objects
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65536 * 3, // fields
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65536 * 3, // strings
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};
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return serialization::load_t_from_binary(result_struct, epee::strspan<uint8_t>(pri->m_body), &default_http_bin_limits);
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}
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template<class t_request, class t_response, class t_transport>
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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 = "POST", const std::string& req_id = "0")
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{
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epee::json_rpc::request<t_request> req_t = AUTO_VAL_INIT(req_t);
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req_t.jsonrpc = "2.0";
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req_t.id = req_id;
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req_t.method = std::move(method_name);
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req_t.params = out_struct;
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epee::json_rpc::response<t_response, epee::json_rpc::error> resp_t = AUTO_VAL_INIT(resp_t);
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if(!epee::net_utils::invoke_http_json(uri, req_t, resp_t, transport, timeout, http_method))
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{
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error_struct = {};
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return false;
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}
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if(resp_t.error.code || resp_t.error.message.size())
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{
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error_struct = resp_t.error;
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LOG_ERROR("RPC call of \"" << req_t.method << "\" returned error: " << resp_t.error.code << ", message: " << resp_t.error.message);
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return false;
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}
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result_struct = resp_t.result;
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return true;
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}
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template<class t_request, class t_response, class t_transport>
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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 = "POST", const std::string& req_id = "0")
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{
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epee::json_rpc::error error_struct;
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return invoke_http_json_rpc(uri, method_name, out_struct, result_struct, error_struct, transport, timeout, http_method, req_id);
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}
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} // namespace net_utils
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} // namespace epee
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