danicoin/contrib/epee/demo/demo_http_server/demo_http_server.cpp

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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.
//
#include "stdafx.h"
#include "console_handler.h"
#include "demo_http_server.h"
#include "net/http_client.h"
#include "storages/http_abstract_invoke.h"
template<class t_request, class t_response>
bool communicate(const std::string url, t_request& req, t_response& rsp, const std::string& ip, const std::string& port, bool use_json, bool use_jrpc = false)
{
epee::net_utils::http::http_simple_client http_client;
bool r = http_client.connect(ip, port, 1000);
CHECK_AND_ASSERT_MES(r, false, "failed to connect");
if(use_json)
{
if(use_jrpc)
{
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 = epee::serialization::storage_entry(10);
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req_t.method = "command_example_1";
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req_t.params = req;
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epee::json_rpc::response<t_response, std::string> resp_t = AUTO_VAL_INIT(resp_t);
if(!epee::net_utils::invoke_http_json_remote_command2("/request_json_rpc", req_t, resp_t, http_client))
{
return false;
}
rsp = resp_t.result;
return true;
}else
return epee::net_utils::invoke_http_json_remote_command2(url, req, rsp, http_client);
}
else
return epee::net_utils::invoke_http_bin_remote_command2(url, req, rsp, http_client);
}
int main(int argc, char* argv[])
{
TRY_ENTRY();
string_tools::set_module_name_and_folder(argv[0]);
//set up logging options
log_space::get_set_log_detalisation_level(true, LOG_LEVEL_2);
log_space::log_singletone::add_logger(LOGGER_CONSOLE, NULL, NULL);
log_space::log_singletone::add_logger(LOGGER_FILE,
log_space::log_singletone::get_default_log_file().c_str(),
log_space::log_singletone::get_default_log_folder().c_str());
LOG_PRINT("Demo server starting ...", LOG_LEVEL_0);
demo::demo_http_server srv;
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start_default_console(&srv, "#");
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std::string bind_param = "0.0.0.0";
std::string port = "83";
if(!srv.init(port, bind_param))
{
LOG_ERROR("Failed to initialize srv!");
return 1;
}
//log loop
srv.run();
size_t count = 0;
while (!srv.is_stop())
{
demo::COMMAND_EXAMPLE_1::request req;
req.sub = demo::get_test_data();
demo::COMMAND_EXAMPLE_1::response rsp;
bool r = false;
if(count%2)
{//invoke json
r = communicate("/request_api_json_1", req, rsp, "127.0.0.1", port, true, true);
}else{
r = communicate("/request_api_bin_1", req, rsp, "127.0.0.1", port, false);
}
CHECK_AND_ASSERT_MES(r, false, "failed to invoke http request");
CHECK_AND_ASSERT_MES(rsp.m_success, false, "wrong response");
CHECK_AND_ASSERT_MES(rsp.subs.size()==1, false, "wrong response");
CHECK_AND_ASSERT_MES(rsp.subs.front() == demo::get_test_data(), false, "wrong response");
//misc_utils::sleep_no_w(1000);
++count;
}
bool r = srv.wait_stop();
CHECK_AND_ASSERT_MES(r, 1, "failed to wait server stop");
srv.deinit();
LOG_PRINT("Demo server stoped.", LOG_LEVEL_0);
return 1;
CATCH_ENTRY_L0("main", 1);
}
/************************************************************************/
/* */
/************************************************************************/
namespace demo
{
bool demo_http_server::init(const std::string& bind_port, const std::string& bind_ip)
{
//set self as callback handler
m_net_server.get_config_object().m_phandler = this;
//here set folder for hosting reqests
m_net_server.get_config_object().m_folder = "";
LOG_PRINT_L0("Binding on " << bind_ip << ":" << bind_port);
return m_net_server.init_server(bind_port, bind_ip);
}
bool demo_http_server::run()
{
m_stop = false;
//here you can set worker threads count
int thrds_count = 4;
//go to loop
LOG_PRINT("Run net_service loop( " << thrds_count << " threads)...", LOG_LEVEL_0);
if(!m_net_server.run_server(thrds_count, false))
{
LOG_ERROR("Failed to run net tcp server!");
}
return true;
}
bool demo_http_server::deinit()
{
return m_net_server.deinit_server();
}
bool demo_http_server::send_stop_signal()
{
m_stop = true;
m_net_server.send_stop_signal();
return true;
}
bool demo_http_server::on_requestr_uri_1(const net_utils::http::http_request_info& query_info,
net_utils::http::http_response_info& response,
const net_utils::connection_context_base& m_conn_context)
{
return true;
}
bool demo_http_server::on_requestr_uri_2(const net_utils::http::http_request_info& query_info,
net_utils::http::http_response_info& response,
const net_utils::connection_context_base& m_conn_context)
{
return true;
}
bool demo_http_server::on_hosting_request( const net_utils::http::http_request_info& query_info,
net_utils::http::http_response_info& response,
const net_utils::connection_context_base& m_conn_context)
{
//read file from filesystem here
return true;
}
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bool demo_http_server::on_request_api_1(const COMMAND_EXAMPLE_1::request& req, COMMAND_EXAMPLE_1::response& res, connection_context& ctxt)
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{
CHECK_AND_ASSERT_MES(req.sub == demo::get_test_data(), false, "wrong request");
res.m_success = true;
res.subs.push_back(req.sub);
return true;
}
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bool demo_http_server::on_request_api_1_with_error(const COMMAND_EXAMPLE_1::request& req, COMMAND_EXAMPLE_1::response& res, epee::json_rpc::error& error_resp, connection_context& ctxt)
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{
error_resp.code = 232432;
error_resp.message = "bla bla bla";
return false;
}
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bool demo_http_server::on_request_api_2(const COMMAND_EXAMPLE_2::request& req, COMMAND_EXAMPLE_2::response& res, connection_context& ctxt)
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{
return true;
}
}