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-rw-r--r--contrib/epee/include/net/jsonrpc_protocol_handler.h167
-rw-r--r--contrib/epee/include/net/jsonrpc_server_handlers_map.h86
-rw-r--r--contrib/epee/include/net/jsonrpc_server_impl_base.h84
-rw-r--r--contrib/epee/include/net/jsonrpc_structs.h96
4 files changed, 433 insertions, 0 deletions
diff --git a/contrib/epee/include/net/jsonrpc_protocol_handler.h b/contrib/epee/include/net/jsonrpc_protocol_handler.h
new file mode 100644
index 000000000..b224c3429
--- /dev/null
+++ b/contrib/epee/include/net/jsonrpc_protocol_handler.h
@@ -0,0 +1,167 @@
+#ifndef JSONRPC_PROTOCOL_HANDLER_H
+#define JSONRPC_PROTOCOL_HANDLER_H
+
+#include <cstdint>
+#include <string>
+
+#include "net/net_utils_base.h"
+#include "jsonrpc_structs.h"
+#include "storages/portable_storage.h"
+#include "storages/portable_storage_template_helper.h"
+
+namespace epee
+{
+namespace net_utils
+{
+ namespace jsonrpc2
+ {
+ inline
+ std::string& make_error_resp_json(int64_t code, const std::string& message,
+ std::string& response_data,
+ const epee::serialization::storage_entry& id = nullptr)
+ {
+ epee::json_rpc::error_response rsp;
+ rsp.id = id;
+ rsp.jsonrpc = "2.0";
+ rsp.error.code = code;
+ rsp.error.message = message;
+ epee::serialization::store_t_to_json(static_cast<epee::json_rpc::error_response&>(rsp), response_data, 0, false);
+ response_data += "\n";
+ return response_data;
+ }
+
+ template<class t_connection_context>
+ struct i_jsonrpc2_server_handler
+ {
+ virtual ~i_jsonrpc2_server_handler()
+ {}
+ virtual bool handle_rpc_request(const std::string& req_data,
+ std::string& resp_data,
+ t_connection_context& conn_context) = 0;
+ virtual bool init_server_thread()
+ { return true; }
+ virtual bool deinit_server_thread()
+ { return true; }
+ };
+
+ template<class t_connection_context>
+ struct jsonrpc2_server_config
+ {
+ i_jsonrpc2_server_handler<t_connection_context>* m_phandler;
+ critical_section m_lock;
+ };
+
+ template<class t_connection_context = net_utils::connection_context_base>
+ class jsonrpc2_connection_handler
+ {
+ public:
+ typedef t_connection_context connection_context;
+ typedef jsonrpc2_server_config<t_connection_context> config_type;
+
+ jsonrpc2_connection_handler(i_service_endpoint* psnd_hndlr,
+ config_type& config,
+ t_connection_context& conn_context)
+ : m_psnd_hndlr(psnd_hndlr),
+ m_config(config),
+ m_conn_context(conn_context),
+ m_is_stop_handling(false)
+ {}
+ virtual ~jsonrpc2_connection_handler()
+ {}
+
+ bool release_protocol()
+ {
+ return true;
+ }
+ virtual bool thread_init()
+ {
+ return true;
+ }
+ virtual bool thread_deinit()
+ {
+ return true;
+ }
+ void handle_qued_callback()
+ {}
+ bool after_init_connection()
+ {
+ return true;
+ }
+ virtual bool handle_recv(const void* ptr, size_t cb)
+ {
+ std::string buf((const char*)ptr, cb);
+ LOG_PRINT_L0("JSONRPC2_RECV: " << ptr << "\r\n" << buf);
+
+ bool res = handle_buff_in(buf);
+ return res;
+ }
+ private:
+ bool handle_buff_in(std::string& buf)
+ {
+ if(m_cache.size())
+ m_cache += buf;
+ else
+ m_cache.swap(buf);
+
+ m_is_stop_handling = false;
+ while (!m_is_stop_handling) {
+ std::string::size_type pos = match_end_of_request(m_cache);
+ if (std::string::npos == pos) {
+ m_is_stop_handling = true;
+ if (m_cache.size() > 4096) {
+ LOG_ERROR("jsonrpc2_connection_handler::handle_buff_in: Too long request");
+ return false;
+ }
+ break;
+ } else {
+ extract_cached_request_and_handle(pos);
+ }
+
+ if (!m_cache.size()) {
+ m_is_stop_handling = true;
+ }
+ }
+
+ return true;
+ }
+ bool extract_cached_request_and_handle(std::string::size_type pos)
+ {
+ std::string request_data(m_cache.begin(), m_cache.begin() + pos);
+ m_cache.erase(0, pos);
+ return handle_request_and_send_response(request_data);
+ }
+ bool handle_request_and_send_response(const std::string& request_data)
+ {
+ CHECK_AND_ASSERT_MES(m_config.m_phandler, false, "m_config.m_phandler is NULL!!!!");
+ std::string response_data;
+
+ LOG_PRINT_L3("JSONRPC2_REQUEST: >> \r\n" << request_data);
+ bool rpc_result = m_config.m_phandler->handle_rpc_request(request_data, response_data, m_conn_context);
+ LOG_PRINT_L3("JSONRPC2_RESPONSE: << \r\n" << response_data);
+
+ m_psnd_hndlr->do_send((void*)response_data.data(), response_data.size());
+ return rpc_result;
+ }
+ std::string::size_type match_end_of_request(const std::string& buf)
+ {
+ std::string::size_type res = buf.find("\n");
+ if(std::string::npos != res) {
+ return res + 2;
+ }
+ return res;
+ }
+
+ protected:
+ i_service_endpoint* m_psnd_hndlr;
+
+ private:
+ config_type& m_config;
+ t_connection_context& m_conn_context;
+ std::string m_cache;
+ bool m_is_stop_handling;
+ };
+ }
+}
+}
+
+#endif /* JSONRPC_PROTOCOL_HANDLER_H */
diff --git a/contrib/epee/include/net/jsonrpc_server_handlers_map.h b/contrib/epee/include/net/jsonrpc_server_handlers_map.h
new file mode 100644
index 000000000..8c747d1af
--- /dev/null
+++ b/contrib/epee/include/net/jsonrpc_server_handlers_map.h
@@ -0,0 +1,86 @@
+#ifndef JSONRPC_SERVER_HANDLERS_MAP_H
+#define JSONRPC_SERVER_HANDLERS_MAP_H
+
+#include <string>
+#include "serialization/keyvalue_serialization.h"
+#include "storages/portable_storage_template_helper.h"
+#include "storages/portable_storage_base.h"
+#include "jsonrpc_structs.h"
+#include "jsonrpc_protocol_handler.h"
+
+#define BEGIN_JSONRPC2_MAP(t_connection_context) \
+bool handle_rpc_request(const std::string& req_data, \
+ std::string& resp_data, \
+ t_connection_context& m_conn_context) \
+{ \
+ bool handled = false; \
+ uint64_t ticks = epee::misc_utils::get_tick_count(); \
+ epee::serialization::portable_storage ps; \
+ if (!ps.load_from_json(req_data)) \
+ { \
+ epee::net_utils::jsonrpc2::make_error_resp_json(-32700, "Parse error", resp_data); \
+ return true; \
+ } \
+ epee::serialization::storage_entry id_; \
+ id_ = epee::serialization::storage_entry(std::string()); \
+ if (!ps.get_value("id", id_, nullptr)) \
+ { \
+ epee::net_utils::jsonrpc2::make_error_resp_json(-32600, "Invalid Request", resp_data); \
+ return true; \
+ } \
+ std::string callback_name; \
+ if (!ps.get_value("method", callback_name, nullptr)) \
+ { \
+ epee::net_utils::jsonrpc2::make_error_resp_json(-32600, "Invalid Request", resp_data, id_); \
+ return true; \
+ } \
+ if (false) return true; //just a stub to have "else if"
+
+
+
+#define PREPARE_JSONRPC2_OBJECTS_FROM_JSON(command_type) \
+ handled = true; \
+ 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::net_utils::jsonrpc2::make_error_resp_json(-32602, "Invalid params", resp_data, req.id); \
+ 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_JSONRPC2_OBJECTS_TO_JSON(method_name) \
+ uint64_t ticks2 = epee::misc_utils::get_tick_count(); \
+ epee::serialization::store_t_to_json(resp, resp_data, 0, false); \
+ resp_data += "\n"; \
+ uint64_t ticks3 = epee::misc_utils::get_tick_count(); \
+ LOG_PRINT("[" << method_name << "] processed with " << ticks1-ticks << "/"<< ticks2-ticks1 << "/" << ticks3-ticks2 << "ms", LOG_LEVEL_2);
+
+
+#define MAP_JSONRPC2_WE(method_name, callback_f, command_type) \
+ else if (callback_name == method_name) \
+ { \
+ PREPARE_JSONRPC2_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; \
+ if(!callback_f(req.params, resp.result, fail_resp.error, m_conn_context)) \
+ { \
+ epee::serialization::store_t_to_json(static_cast<epee::json_rpc::error_response&>(fail_resp), resp_data, 0, false); \
+ resp_data += "\n"; \
+ return true; \
+ } \
+ FINALIZE_JSONRPC2_OBJECTS_TO_JSON(method_name) \
+ return true; \
+ }
+
+#define END_JSONRPC2_MAP() \
+ epee::net_utils::jsonrpc2::make_error_resp_json(-32601, "Method not found", resp_data, id_); \
+ return true; \
+}
+
+#endif /* JSONRPC_SERVER_HANDLERS_MAP_H */
diff --git a/contrib/epee/include/net/jsonrpc_server_impl_base.h b/contrib/epee/include/net/jsonrpc_server_impl_base.h
new file mode 100644
index 000000000..8a5a9a5b6
--- /dev/null
+++ b/contrib/epee/include/net/jsonrpc_server_impl_base.h
@@ -0,0 +1,84 @@
+#ifndef JSONRPC_SERVER_IMPL_BASE_H
+#define JSONRPC_SERVER_IMPL_BASE_H
+
+#include <boost/thread.hpp>
+#include <boost/bind.hpp>
+
+#include "net/jsonrpc_protocol_handler.h"
+#include "net/jsonrpc_server_handlers_map.h"
+#include "net/abstract_tcp_server2.h"
+
+namespace epee
+{
+
+template<class t_child_class, class t_connection_context = epee::net_utils::connection_context_base>
+ class jsonrpc_server_impl_base: public net_utils::jsonrpc2::i_jsonrpc2_server_handler<t_connection_context>
+ {
+
+ public:
+ jsonrpc_server_impl_base()
+ : m_net_server()
+ {}
+
+ explicit jsonrpc_server_impl_base(boost::asio::io_service& external_io_service)
+ : m_net_server(external_io_service)
+ {}
+
+ bool init(const std::string& bind_port = "0", const std::string& bind_ip = "0.0.0.0")
+ {
+ //set self as callback handler
+ m_net_server.get_config_object().m_phandler = static_cast<t_child_class*>(this);
+
+ LOG_PRINT_L0("Binding on " << bind_ip << ":" << bind_port);
+ bool res = m_net_server.init_server(bind_port, bind_ip);
+ if (!res)
+ {
+ LOG_ERROR("Failed to bind server");
+ return false;
+ }
+ return true;
+ }
+
+ bool run(size_t threads_count, bool wait = true)
+ {
+ //go to loop
+ LOG_PRINT("Run net_service loop( " << threads_count << " threads)...", LOG_LEVEL_0);
+ if(!m_net_server.run_server(threads_count, wait))
+ {
+ LOG_ERROR("Failed to run net tcp server!");
+ }
+
+ if(wait)
+ LOG_PRINT("net_service loop stopped.", LOG_LEVEL_0);
+ return true;
+ }
+
+ bool deinit()
+ {
+ return m_net_server.deinit_server();
+ }
+
+ bool timed_wait_server_stop(uint64_t ms)
+ {
+ return m_net_server.timed_wait_server_stop(ms);
+ }
+
+ bool send_stop_signal()
+ {
+ m_net_server.send_stop_signal();
+ return true;
+ }
+
+ int get_binded_port()
+ {
+ return m_net_server.get_binded_port();
+ }
+
+ protected:
+ net_utils::boosted_tcp_server<net_utils::jsonrpc2::jsonrpc2_connection_handler<t_connection_context> > m_net_server;
+ };
+
+}
+
+#endif /* JSONRPC_SERVER_IMPL_BASE_H */
+
diff --git a/contrib/epee/include/net/jsonrpc_structs.h b/contrib/epee/include/net/jsonrpc_structs.h
new file mode 100644
index 000000000..9df9e2596
--- /dev/null
+++ b/contrib/epee/include/net/jsonrpc_structs.h
@@ -0,0 +1,96 @@
+#ifndef JSONRPC_STRUCTS_H
+#define JSONRPC_STRUCTS_H
+
+#include <string>
+#include <cstdint>
+#include "serialization/keyvalue_serialization.h"
+#include "storages/portable_storage_base.h"
+
+namespace epee
+{
+ namespace json_rpc
+ {
+ template<typename t_param>
+ struct request
+ {
+ std::string jsonrpc;
+ std::string method;
+ epee::serialization::storage_entry id;
+ t_param params;
+
+ BEGIN_KV_SERIALIZE_MAP()
+ KV_SERIALIZE(jsonrpc)
+ KV_SERIALIZE(id)
+ KV_SERIALIZE(method)
+ KV_SERIALIZE(params)
+ END_KV_SERIALIZE_MAP()
+ };
+
+ struct error
+ {
+ int64_t code;
+ std::string message;
+ BEGIN_KV_SERIALIZE_MAP()
+ KV_SERIALIZE(code)
+ KV_SERIALIZE(message)
+ END_KV_SERIALIZE_MAP()
+ };
+
+ struct dummy_error
+ {
+ BEGIN_KV_SERIALIZE_MAP()
+ END_KV_SERIALIZE_MAP()
+ };
+
+ struct dummy_result
+ {
+ BEGIN_KV_SERIALIZE_MAP()
+ END_KV_SERIALIZE_MAP()
+ };
+
+ template<typename t_param, typename t_error>
+ struct response
+ {
+ std::string jsonrpc;
+ t_param result;
+ epee::serialization::storage_entry id;
+ t_error error;
+ BEGIN_KV_SERIALIZE_MAP()
+ KV_SERIALIZE(jsonrpc)
+ KV_SERIALIZE(id)
+ KV_SERIALIZE(result)
+ KV_SERIALIZE(error)
+ END_KV_SERIALIZE_MAP()
+ };
+
+ template<typename t_param>
+ struct response<t_param, dummy_error>
+ {
+ std::string jsonrpc;
+ t_param result;
+ epee::serialization::storage_entry id;
+ BEGIN_KV_SERIALIZE_MAP()
+ KV_SERIALIZE(jsonrpc)
+ KV_SERIALIZE(id)
+ KV_SERIALIZE(result)
+ END_KV_SERIALIZE_MAP()
+ };
+
+ template<typename t_error>
+ struct response<dummy_result, t_error>
+ {
+ std::string jsonrpc;
+ t_error error;
+ epee::serialization::storage_entry id;
+ BEGIN_KV_SERIALIZE_MAP()
+ KV_SERIALIZE(jsonrpc)
+ KV_SERIALIZE(id)
+ KV_SERIALIZE(error)
+ END_KV_SERIALIZE_MAP()
+ };
+
+ typedef response<dummy_result, error> error_response;
+ }
+}
+
+#endif /* JSONRPC_STRUCTS_H */
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