monero/contrib/epee/include/net/http_server_handlers_map2.h
moneromooo-monero ac9a8978ca
Revert "epee: when loading a JSON RPC payload, ensure params is an object"
This reverts commit b67e931843.

This turns out to be a bad idea, because we do have weird RPC which
do actually go counter to this
2023-02-07 12:12:02 +00:00

255 lines
12 KiB
C++

// 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 "http_base.h"
#include "jsonrpc_structs.h"
#include "storages/portable_storage.h"
#include "storages/portable_storage_template_helper.h"
#undef MONERO_DEFAULT_LOG_CATEGORY
#define MONERO_DEFAULT_LOG_CATEGORY "net.http"
#define CHAIN_HTTP_TO_MAP2(context_type) bool handle_http_request(const epee::net_utils::http::http_request_info& query_info, \
epee::net_utils::http::http_response_info& response, \
context_type& m_conn_context) \
{\
MINFO("HTTP [" << m_conn_context.m_remote_address.host_str() << "] " << query_info.m_http_method_str << " " << query_info.m_URI); \
response.m_response_code = 200; \
response.m_response_comment = "Ok"; \
try \
{ \
if(!handle_http_request_map(query_info, response, m_conn_context)) \
{response.m_response_code = 404;response.m_response_comment = "Not found";} \
} \
catch (const std::exception &e) \
{ \
MERROR(m_conn_context << "Exception in handle_http_request_map: " << e.what()); \
response.m_response_code = 500; \
response.m_response_comment = "Internal Server Error"; \
} \
return true; \
}
#define BEGIN_URI_MAP2() template<class t_context> bool handle_http_request_map(const epee::net_utils::http::http_request_info& query_info, \
epee::net_utils::http::http_response_info& response_info, \
t_context& m_conn_context) { \
bool handled = false; \
if(false) return true; //just a stub to have "else if"
#define MAP_URI_AUTO_JON2_IF(s_pattern, callback_f, command_type, cond) \
else if((query_info.m_URI == s_pattern) && (cond)) \
{ \
handled = true; \
uint64_t ticks = epee::misc_utils::get_tick_count(); \
boost::value_initialized<command_type::request> req; \
bool parse_res = epee::serialization::load_t_from_json(static_cast<command_type::request&>(req), query_info.m_body); \
if (!parse_res) \
{ \
MERROR("Failed to parse json: \r\n" << query_info.m_body); \
response_info.m_response_code = 400; \
response_info.m_response_comment = "Bad request"; \
return true; \
} \
uint64_t ticks1 = epee::misc_utils::get_tick_count(); \
boost::value_initialized<command_type::response> resp;\
MINFO(m_conn_context << "calling " << s_pattern); \
bool res = false; \
try { res = callback_f(static_cast<command_type::request&>(req), static_cast<command_type::response&>(resp), &m_conn_context); } \
catch (const std::exception &e) { MERROR(m_conn_context << "Failed to " << #callback_f << "(): " << e.what()); } \
if (!res) \
{ \
response_info.m_response_code = 500; \
response_info.m_response_comment = "Internal Server Error"; \
return true; \
} \
uint64_t ticks2 = epee::misc_utils::get_tick_count(); \
epee::serialization::store_t_to_json(static_cast<command_type::response&>(resp), response_info.m_body); \
uint64_t ticks3 = epee::misc_utils::get_tick_count(); \
response_info.m_mime_tipe = "application/json"; \
response_info.m_header_info.m_content_type = " application/json"; \
MDEBUG( s_pattern << " processed with " << ticks1-ticks << "/"<< ticks2-ticks1 << "/" << ticks3-ticks2 << "ms"); \
}
#define MAP_URI_AUTO_JON2(s_pattern, callback_f, command_type) MAP_URI_AUTO_JON2_IF(s_pattern, callback_f, command_type, true)
#define MAP_URI_AUTO_BIN2(s_pattern, callback_f, command_type) \
else if(query_info.m_URI == s_pattern) \
{ \
handled = true; \
uint64_t ticks = epee::misc_utils::get_tick_count(); \
boost::value_initialized<command_type::request> req; \
bool parse_res = epee::serialization::load_t_from_binary(static_cast<command_type::request&>(req), epee::strspan<uint8_t>(query_info.m_body)); \
if (!parse_res) \
{ \
MERROR("Failed to parse bin body data, body size=" << query_info.m_body.size()); \
response_info.m_response_code = 400; \
response_info.m_response_comment = "Bad request"; \
return true; \
} \
uint64_t ticks1 = epee::misc_utils::get_tick_count(); \
boost::value_initialized<command_type::response> resp;\
MINFO(m_conn_context << "calling " << s_pattern); \
bool res = false; \
try { res = callback_f(static_cast<command_type::request&>(req), static_cast<command_type::response&>(resp), &m_conn_context); } \
catch (const std::exception &e) { MERROR(m_conn_context << "Failed to " << #callback_f << "()"); } \
if (!res) \
{ \
response_info.m_response_code = 500; \
response_info.m_response_comment = "Internal Server Error"; \
return true; \
} \
uint64_t ticks2 = epee::misc_utils::get_tick_count(); \
epee::byte_slice buffer; \
epee::serialization::store_t_to_binary(static_cast<command_type::response&>(resp), buffer, 64 * 1024); \
uint64_t ticks3 = epee::misc_utils::get_tick_count(); \
response_info.m_body.assign(reinterpret_cast<const char*>(buffer.data()), buffer.size()); \
response_info.m_mime_tipe = " application/octet-stream"; \
response_info.m_header_info.m_content_type = " application/octet-stream"; \
MDEBUG( s_pattern << "() processed with " << ticks1-ticks << "/"<< ticks2-ticks1 << "/" << ticks3-ticks2 << "ms"); \
}
#define END_URI_MAP2() return handled;}
#define BEGIN_JSON_RPC_MAP(uri) else if(query_info.m_URI == uri) \
{ \
uint64_t ticks = epee::misc_utils::get_tick_count(); \
response_info.m_mime_tipe = "application/json"; \
epee::serialization::portable_storage ps; \
if(!ps.load_from_json(query_info.m_body)) \
{ \
boost::value_initialized<epee::json_rpc::error_response> rsp; \
static_cast<epee::json_rpc::error_response&>(rsp).jsonrpc = "2.0"; \
static_cast<epee::json_rpc::error_response&>(rsp).error.code = -32700; \
static_cast<epee::json_rpc::error_response&>(rsp).error.message = "Parse error"; \
epee::serialization::store_t_to_json(static_cast<epee::json_rpc::error_response&>(rsp), response_info.m_body); \
return true; \
} \
epee::serialization::storage_entry id_; \
id_ = epee::serialization::storage_entry(std::string()); \
ps.get_value("id", id_, nullptr); \
std::string callback_name; \
if(!ps.get_value("method", callback_name, nullptr)) \
{ \
epee::json_rpc::error_response rsp; \
rsp.jsonrpc = "2.0"; \
rsp.error.code = -32600; \
rsp.error.message = "Invalid Request"; \
epee::serialization::store_t_to_json(static_cast<epee::json_rpc::error_response&>(rsp), response_info.m_body); \
return true; \
} \
if(false) return true; //just a stub to have "else if"
#define PREPARE_OBJECTS_FROM_JSON(command_type) \
handled = true; \
response_info.m_mime_tipe = "application/json"; \
boost::value_initialized<epee::json_rpc::request<command_type::request> > req_; \
epee::json_rpc::request<command_type::request>& req = static_cast<epee::json_rpc::request<command_type::request>&>(req_);\
if(!req.load(ps)) \
{ \
epee::json_rpc::error_response fail_resp = AUTO_VAL_INIT(fail_resp); \
fail_resp.jsonrpc = "2.0"; \
fail_resp.id = req.id; \
fail_resp.error.code = -32602; \
fail_resp.error.message = "Invalid params"; \
epee::serialization::store_t_to_json(static_cast<epee::json_rpc::error_response&>(fail_resp), response_info.m_body); \
return true; \
} \
uint64_t ticks1 = epee::misc_utils::get_tick_count(); \
boost::value_initialized<epee::json_rpc::response<command_type::response, epee::json_rpc::dummy_error> > resp_; \
epee::json_rpc::response<command_type::response, epee::json_rpc::dummy_error>& resp = static_cast<epee::json_rpc::response<command_type::response, epee::json_rpc::dummy_error> &>(resp_); \
resp.jsonrpc = "2.0"; \
resp.id = req.id;
#define FINALIZE_OBJECTS_TO_JSON(method_name) \
uint64_t ticks2 = epee::misc_utils::get_tick_count(); \
epee::serialization::store_t_to_json(resp, response_info.m_body); \
uint64_t ticks3 = epee::misc_utils::get_tick_count(); \
response_info.m_mime_tipe = "application/json"; \
response_info.m_header_info.m_content_type = " application/json"; \
MDEBUG( query_info.m_URI << "[" << method_name << "] processed with " << ticks1-ticks << "/"<< ticks2-ticks1 << "/" << ticks3-ticks2 << "ms");
#define MAP_JON_RPC_WE_IF(method_name, callback_f, command_type, cond) \
else if((callback_name == method_name) && (cond)) \
{ \
PREPARE_OBJECTS_FROM_JSON(command_type) \
epee::json_rpc::error_response fail_resp = AUTO_VAL_INIT(fail_resp); \
fail_resp.jsonrpc = "2.0"; \
fail_resp.id = req.id; \
MINFO(m_conn_context << "Calling RPC method " << method_name); \
bool res = false; \
try { res = callback_f(req.params, resp.result, fail_resp.error, &m_conn_context); } \
catch (const std::exception &e) { MERROR(m_conn_context << "Failed to " << #callback_f << "(): " << e.what()); } \
if (!res) \
{ \
epee::serialization::store_t_to_json(static_cast<epee::json_rpc::error_response&>(fail_resp), response_info.m_body); \
return true; \
} \
FINALIZE_OBJECTS_TO_JSON(method_name) \
return true;\
}
#define MAP_JON_RPC_WE(method_name, callback_f, command_type) MAP_JON_RPC_WE_IF(method_name, callback_f, command_type, true)
#define MAP_JON_RPC(method_name, callback_f, command_type) \
else if(callback_name == method_name) \
{ \
PREPARE_OBJECTS_FROM_JSON(command_type) \
MINFO(m_conn_context << "calling RPC method " << method_name); \
bool res = false; \
try { res = callback_f(req.params, resp.result, &m_conn_context); } \
catch (const std::exception &e) { MERROR(m_conn_context << "Failed to " << #callback_f << "(): " << e.what()); } \
if (!res) \
{ \
epee::json_rpc::error_response fail_resp = AUTO_VAL_INIT(fail_resp); \
fail_resp.jsonrpc = "2.0"; \
fail_resp.id = req.id; \
fail_resp.error.code = -32603; \
fail_resp.error.message = "Internal error"; \
epee::serialization::store_t_to_json(static_cast<epee::json_rpc::error_response&>(fail_resp), response_info.m_body); \
return true; \
} \
FINALIZE_OBJECTS_TO_JSON(method_name) \
return true;\
}
#define END_JSON_RPC_MAP() \
epee::json_rpc::error_response rsp; \
rsp.id = id_; \
rsp.jsonrpc = "2.0"; \
rsp.error.code = -32601; \
rsp.error.message = "Method not found"; \
epee::serialization::store_t_to_json(static_cast<epee::json_rpc::error_response&>(rsp), response_info.m_body); \
return true; \
}