1
Fork 0
mirror of https://github.com/SapphireServer/Sapphire.git synced 2025-04-23 13:17:45 +00:00
sapphire/src/servers/Server_REST/main.cpp
Zynjec 7bc9873ed4 Standardize log location
Updated REST and Zone server to use log folder.
2017-08-08 18:35:31 -04:00

725 lines
26 KiB
C++

#include "server_http.hpp"
#include "client_http.hpp"
#define BOOST_SPIRIT_THREADSAFE
#include <boost/property_tree/ptree.hpp>
#include <boost/property_tree/xml_parser.hpp>
#include <boost/property_tree/json_parser.hpp>
#include <Server_Common/Logger.h>
#include <Server_Common/XMLConfig.h>
#include <Server_Common/Database.h>
#include <Server_Common/Connection.h>
#include <Server_Common/Hive.h>
#include <Server_Common/Acceptor.h>
#include <Server_Common/ExdData.h>
#include <Server_Common/base64.h>
//Added for the default_resource example
#include <fstream>
#include <string>
#include <boost/filesystem.hpp>
#include <vector>
#include <algorithm>
#include "Forwards.h"
#include "SapphireAPI.h"
Core::Logger g_log;
Core::Db::Database g_database;
Core::Data::ExdData g_exdData;
Core::Network::SapphireAPI g_sapphireAPI;
using namespace std;
using namespace boost::property_tree;
typedef SimpleWeb::Server<SimpleWeb::HTTP> HttpServer;
typedef SimpleWeb::Client<SimpleWeb::HTTP> HttpClient;
//Added for the default_resource example
void default_resource_send( const HttpServer &server, const shared_ptr<HttpServer::Response> &response,
const shared_ptr<ifstream> &ifs );
void print_request_info( shared_ptr<HttpServer::Request> request ) {
g_log.info( "Request from " + request->remote_endpoint_address + " (" + request->path + ")" );
}
int main()
{
g_log.setLogPath( "log\\SapphireAPI" );
g_log.init();
g_log.info( "===========================================================" );
g_log.info( "Sapphire API Server " );
g_log.info( "Version: 0.0.1" );
g_log.info( "Compiled: " __DATE__ " " __TIME__ );
g_log.info( "===========================================================" );
auto m_pConfig = new Core::XMLConfig();
g_log.info( "Loading config settings_rest.xml" );
if( !m_pConfig->loadConfig( "config/settings_rest.xml" ) )
{
g_log.fatal( "Error loading config settings_rest.xml" );
return 1;
}
if( !g_exdData.init( m_pConfig->getValue< std::string >( "Settings.General.DataPath" ) ) )
{
g_log.fatal( "Error setting up EXD data " );
return 1;
}
Core::Db::DatabaseParams params;
params.bufferSize = 16384;
params.connectionCount = 3;
params.databaseName = m_pConfig->getValue< std::string >( "Settings.General.Mysql.Database", "sapphire" );
params.hostname = m_pConfig->getValue< std::string >( "Settings.General.Mysql.Host", "127.0.0.1" );
params.password = m_pConfig->getValue< std::string >( "Settings.General.Mysql.Pass", "" );
params.port = m_pConfig->getValue< uint16_t >( "Settings.General.Mysql.Port", 3306 );
params.username = m_pConfig->getValue< std::string >( "Settings.General.Mysql.Username", "root" );
if( !g_database.initialize( params ) )
{
std::this_thread::sleep_for( std::chrono::milliseconds( 5000 ) );
return -1;
}
g_log.info( "Database: Connected to " + params.hostname + ":" + std::to_string( params.port ) );
g_exdData.loadZoneInfo();
HttpServer server;
server.config.port = stoi( m_pConfig->getValue< std::string >( "Settings.General.HttpPort", "80" ) );
g_log.info( "Starting REST server at port " + m_pConfig->getValue< std::string >( "Settings.General.HttpPort", "80" ) + "..." );
server.resource["^/ZoneName/([0-9]+)$"]["GET"] = [&server]( shared_ptr<HttpServer::Response> response, shared_ptr<HttpServer::Request> request ) {
string number = request->path_match[1];
auto it = g_exdData.m_zoneInfoMap.find( atoi( number.c_str() ) );
std::string responseStr = "Not found!";
if( it != g_exdData.m_zoneInfoMap.end() )
{
responseStr = it->second.zone_name + ", " + it->second.zone_str;
}
*response << "HTTP/1.1 200 OK\r\nContent-Length: " << responseStr.length() << "\r\n\r\n" << responseStr;
};
/* Create account */
server.resource["^/sapphire-api/lobby/createAccount"]["POST"] = [&server]( shared_ptr<HttpServer::Response> response, shared_ptr<HttpServer::Request> request ) {
print_request_info( request );
std::string responseStr = "HTTP/1.1 400\r\n\r\n";
try
{
using namespace boost::property_tree;
ptree pt;
read_json( request->content, pt );
std::string pass = pt.get<string>( "pass" );
std::string user = pt.get<string>( "username" );
std::string sId;
if( g_sapphireAPI.createAccount( user, pass, sId ) )
{
auto m_pConfig = new Core::XMLConfig();
g_log.info( "Loading config settings_rest.xml" );
if( !m_pConfig->loadConfig( "config/settings_rest.xml" ) )
{
g_log.fatal( "Error loading config settings_rest.xml" );
return 1;
}
std::string json_string = "{\"sId\":\"" + sId + "\", \"lobbyHost\":\"" + m_pConfig->getValue< std::string >( "Settings.General.LobbyHost" ) + "\", \"frontierHost\":\"" + m_pConfig->getValue< std::string >( "Settings.General.FrontierHost" ) + "\"}";
*response << "HTTP/1.1 200 OK\r\n "
<< "Content-Type: application/json\r\n"
<< "Content-Length: " << json_string.length() << "\r\n\r\n"
<< json_string;
}
else
*response << "HTTP/1.1 400\r\n\r\n";
}
catch( exception& e )
{
*response << "HTTP/1.1 500\r\n\r\n";
g_log.error( e.what() );
}
*response << "HTTP/1.1 200 OK\r\nContent-Length: " << responseStr.length() << "\r\nContent-Type: text/xml\r\n\r\n" << responseStr;
};
server.resource["^/sapphire-api/lobby/login"]["POST"] = [&server]( shared_ptr<HttpServer::Response> response, shared_ptr<HttpServer::Request> request ) {
print_request_info( request );
try
{
using namespace boost::property_tree;
ptree pt;
read_json( request->content, pt );
std::string pass = pt.get<string>( "pass" );
std::string user = pt.get<string>( "username" );
std::string sId;
if( g_sapphireAPI.login( user, pass, sId ) )
{
auto m_pConfig = new Core::XMLConfig();
if( !m_pConfig->loadConfig( "config/settings_rest.xml" ) )
{
g_log.fatal( "Error loading config settings_rest.xml" );
return 1;
}
std::string json_string = "{\"sId\":\"" + sId + "\", \"lobbyHost\":\"" + m_pConfig->getValue< std::string >("Settings.General.LobbyHost") + "\", \"frontierHost\":\"" + m_pConfig->getValue< std::string >( "Settings.General.FrontierHost" ) + "\"}";
*response << "HTTP/1.1 200\r\nContent-Length: " << json_string.length() << "\r\n\r\n" << json_string;
}
else
*response << "HTTP/1.1 400\r\n\r\n";
}
catch( exception& e )
{
*response << "HTTP/1.1 500\r\n\r\n";
g_log.error( e.what() );
}
};
server.resource["^/sapphire-api/lobby/deleteCharacter"]["POST"] = [&server]( shared_ptr<HttpServer::Response> response, shared_ptr<HttpServer::Request> request ) {
print_request_info( request );
try
{
using namespace boost::property_tree;
ptree pt;
read_json( request->content, pt );
std::string sId = pt.get<string>( "sId" );
std::string secret = pt.get<string>( "secret" );
std::string name = pt.get<string>( "name" );
int accountId = g_sapphireAPI.checkSession( sId );
auto m_pConfig = new Core::XMLConfig();
if( !m_pConfig->loadConfig( "config/settings_rest.xml" ) )
{
g_log.fatal( "Error loading config settings_rest.xml" );
return 1;
}
if( m_pConfig->getValue< std::string >( "Settings.General.ServerSecret" ) != secret ) {
std::string json_string = "{\"result\":\"invalid_secret\"}";
*response << "HTTP/1.1 403\r\nContent-Length: " << json_string.length() << "\r\n\r\n" << json_string;
}
else
{
g_sapphireAPI.deleteCharacter( name, accountId );
std::string json_string = "{\"result\":\"success\"}";
*response << "HTTP/1.1 200\r\nContent-Length: " << json_string.length() << "\r\n\r\n" << json_string;
}
}
catch( exception& e )
{
*response << "HTTP/1.1 500\r\n\r\n";
g_log.error( e.what() );
}
};
server.resource["^/sapphire-api/lobby/createCharacter"]["POST"] = [&server]( shared_ptr<HttpServer::Response> response, shared_ptr<HttpServer::Request> request ) {
print_request_info( request );
try
{
using namespace boost::property_tree;
ptree pt;
read_json( request->content, pt );
std::string sId = pt.get<string>( "sId" );
std::string secret = pt.get<string>( "secret" );
std::string name = pt.get<string>( "name" );
std::string infoJson = pt.get<string>( "infoJson" );
std::string finalJson = Core::Util::base64_decode( infoJson );
int result = g_sapphireAPI.checkSession( sId );
if( result != -1 )
{
auto m_pConfig = new Core::XMLConfig();
if( !m_pConfig->loadConfig( "config/settings_rest.xml" ) )
{
g_log.fatal( "Error loading config settings_rest.xml" );
return 1;
}
if( m_pConfig->getValue< std::string >( "Settings.General.ServerSecret" ) != secret ) {
std::string json_string = "{\"result\":\"invalid_secret\"}";
*response << "HTTP/1.1 403\r\nContent-Length: " << json_string.length() << "\r\n\r\n" << json_string;
}
else
{
int charId = g_sapphireAPI.createCharacter( result, name, finalJson );
std::string json_string = "{\"result\":\"" + std::to_string( charId ) + "\"}";
*response << "HTTP/1.1 200\r\nContent-Length: " << json_string.length() << "\r\n\r\n" << json_string;
}
}
else
{
std::string json_string = "{\"result\":\"invalid\"}";
*response << "HTTP/1.1 200\r\nContent-Length: " << json_string.length() << "\r\n\r\n" << json_string;
}
}
catch( exception& e )
{
*response << "HTTP/1.1 500\r\n\r\n";
g_log.error( e.what() );
}
};
server.resource["^/sapphire-api/lobby/insertSession"]["POST"] = [&server]( shared_ptr<HttpServer::Response> response, shared_ptr<HttpServer::Request> request ) {
print_request_info( request );
try
{
using namespace boost::property_tree;
ptree pt;
read_json( request->content, pt );
std::string sId = pt.get<string>( "sId" );
uint32_t accountId = pt.get<uint32_t>( "accountId" );
std::string secret = pt.get<string>( "secret" );
auto m_pConfig = new Core::XMLConfig();
if( !m_pConfig->loadConfig( "config/settings_rest.xml" ) )
{
g_log.fatal( "Error loading config settings_rest.xml" );
return 1;
}
if( m_pConfig->getValue< std::string >( "Settings.General.ServerSecret" ) != secret ) {
std::string json_string = "{\"result\":\"invalid_secret\"}";
*response << "HTTP/1.1 403\r\nContent-Length: " << json_string.length() << "\r\n\r\n" << json_string;
}
else
{
g_sapphireAPI.insertSession( accountId, sId );
std::string json_string = "{\"result\":\"success\"}";
*response << "HTTP/1.1 200\r\nContent-Length: " << json_string.length() << "\r\n\r\n" << json_string;
}
}
catch( exception& e )
{
*response << "HTTP/1.1 500\r\n\r\n";
g_log.error( e.what() );
}
};
server.resource["^/sapphire-api/lobby/checkNameTaken"]["POST"] = [&server]( shared_ptr<HttpServer::Response> response, shared_ptr<HttpServer::Request> request ) {
print_request_info( request );
try
{
using namespace boost::property_tree;
ptree pt;
read_json( request->content, pt );
std::string name = pt.get<string>( "name" );
std::string secret = pt.get<string>( "secret" );
auto m_pConfig = new Core::XMLConfig();
if( !m_pConfig->loadConfig( "config/settings_rest.xml" ) )
{
g_log.fatal( "Error loading config settings_rest.xml" );
return 1;
}
if( m_pConfig->getValue< std::string >( "Settings.General.ServerSecret" ) != secret ) {
std::string json_string = "{\"result\":\"invalid_secret\"}";
*response << "HTTP/1.1 403\r\nContent-Length: " << json_string.length() << "\r\n\r\n" << json_string;
}
else
{
std::string json_string;
if( !g_sapphireAPI.checkNameTaken( name ) )
json_string = "{\"result\":\"false\"}";
else
json_string = "{\"result\":\"true\"}";
*response << "HTTP/1.1 200\r\nContent-Length: " << json_string.length() << "\r\n\r\n" << json_string;
}
}
catch( exception& e )
{
*response << "HTTP/1.1 500\r\n\r\n";
g_log.error( e.what() );
}
};
server.resource["^/sapphire-api/lobby/checkSession"]["POST"] = [&server]( shared_ptr<HttpServer::Response> response, shared_ptr<HttpServer::Request> request ) {
print_request_info( request );
try
{
using namespace boost::property_tree;
ptree pt;
read_json( request->content, pt );
std::string sId = pt.get<string>( "sId" );
std::string secret = pt.get<string>( "secret" );
int result = g_sapphireAPI.checkSession( sId );
if( result != -1 )
{
auto m_pConfig = new Core::XMLConfig();
if( !m_pConfig->loadConfig( "config/settings_rest.xml" ) )
{
g_log.fatal( "Error loading config settings_rest.xml" );
return 1;
}
if( m_pConfig->getValue< std::string >( "Settings.General.ServerSecret" ) != secret ) {
std::string json_string = "{\"result\":\"invalid_secret\"}";
*response << "HTTP/1.1 403\r\nContent-Length: " << json_string.length() << "\r\n\r\n" << json_string;
}
else
{
std::string json_string = "{\"result\":\"" + std::to_string( result ) + "\"}";
*response << "HTTP/1.1 200\r\nContent-Length: " << json_string.length() << "\r\n\r\n" << json_string;
}
}
else
{
std::string json_string = "{\"result\":\"invalid\"}";
*response << "HTTP/1.1 200\r\nContent-Length: " << json_string.length() << "\r\n\r\n" << json_string;
}
}
catch( exception& e )
{
*response << "HTTP/1.1 500\r\n\r\n";
g_log.error( e.what() );
}
};
server.resource["^/sapphire-api/lobby/getNextCharId"]["POST"] = [&server]( shared_ptr<HttpServer::Response> response, shared_ptr<HttpServer::Request> request ) {
print_request_info( request );
try
{
using namespace boost::property_tree;
ptree pt;
read_json( request->content, pt );
std::string secret = pt.get<string>( "secret" );
auto m_pConfig = new Core::XMLConfig();
if( !m_pConfig->loadConfig( "config/settings_rest.xml" ) )
{
g_log.fatal( "Error loading config settings_rest.xml" );
return 1;
}
if( m_pConfig->getValue< std::string >( "Settings.General.ServerSecret" ) != secret ) {
std::string json_string = "{\"result\":\"invalid_secret\"}";
*response << "HTTP/1.1 403\r\nContent-Length: " << json_string.length() << "\r\n\r\n" << json_string;
}
else
{
std::string json_string = "{\"result\":\"" + std::to_string( g_sapphireAPI.getNextCharId() ) + "\"}";
*response << "HTTP/1.1 200\r\nContent-Length: " << json_string.length() << "\r\n\r\n" << json_string;
}
}
catch( exception& e )
{
*response << "HTTP/1.1 500\r\n\r\n";
g_log.error( e.what() );
}
};
server.resource["^/sapphire-api/lobby/getNextContentId"]["POST"] = [&server]( shared_ptr<HttpServer::Response> response, shared_ptr<HttpServer::Request> request ) {
print_request_info( request );
try
{
using namespace boost::property_tree;
ptree pt;
read_json( request->content, pt );
std::string secret = pt.get<string>( "secret" );
auto m_pConfig = new Core::XMLConfig();
if( !m_pConfig->loadConfig( "config/settings_rest.xml" ) )
{
g_log.fatal( "Error loading config settings_rest.xml" );
return 1;
}
if( m_pConfig->getValue< std::string >( "Settings.General.ServerSecret" ) != secret ) {
std::string json_string = "{\"result\":\"invalid_secret\"}";
*response << "HTTP/1.1 403\r\nContent-Length: " << json_string.length() << "\r\n\r\n" << json_string;
}
else
{
std::string json_string = "{\"result\":\"" + std::to_string( g_sapphireAPI.getNextContentId() ) + "\"}";
*response << "HTTP/1.1 200\r\nContent-Length: " << json_string.length() << "\r\n\r\n" << json_string;
}
}
catch( exception& e )
{
*response << "HTTP/1.1 500\r\n\r\n";
g_log.error( e.what() );
}
};
server.resource["^/sapphire-api/lobby/getCharacterList"]["POST"] = [&server]( shared_ptr<HttpServer::Response> response, shared_ptr<HttpServer::Request> request ) {
print_request_info( request );
try
{
using namespace boost::property_tree;
ptree pt;
read_json( request->content, pt );
std::string sId = pt.get<string>( "sId" );
std::string secret = pt.get<string>( "secret" );
int result = g_sapphireAPI.checkSession( sId );
if( result != -1 )
{
auto m_pConfig = new Core::XMLConfig();
if( !m_pConfig->loadConfig( "config/settings_rest.xml" ) )
{
g_log.fatal( "Error loading config settings_rest.xml" );
return 1;
}
if( m_pConfig->getValue< std::string >( "Settings.General.ServerSecret" ) != secret ) {
std::string json_string = "{\"result\":\"invalid_secret\"}";
*response << "HTTP/1.1 403\r\nContent-Length: " << json_string.length() << "\r\n\r\n" << json_string;
}
else
{
auto charList = g_sapphireAPI.getCharList( result );
using boost::property_tree::ptree;
ptree pt;
ptree char_tree;
for( auto entry : charList )
{
ptree tree_entry;
tree_entry.put( "name", std::string( entry.getName() ) );
tree_entry.put( "charId", std::to_string( entry.getId() ) );
tree_entry.put( "contentId", std::to_string( entry.getContentId() ) );
tree_entry.put( "infoJson", std::string( entry.getInfoJson() ) );
char_tree.push_back( std::make_pair( "", tree_entry ) );
}
pt.add_child( "charArray", char_tree );
pt.put( "result", "success" );
std::ostringstream oss;
write_json( oss, pt );
std::string responseStr = oss.str();
*response << "HTTP/1.1 200\r\nContent-Length: " << responseStr.length() << "\r\n\r\n" << responseStr;
}
}
else
{
std::string json_string = "{\"result\":\"invalid\"}";
*response << "HTTP/1.1 200\r\nContent-Length: " << json_string.length() << "\r\n\r\n" << json_string;
}
}
catch( exception& e )
{
*response << "HTTP/1.1 500\r\n\r\n";
g_log.error( e.what() );
}
};
server.resource["^(/frontier-api/ffxivsupport/view/get_init)(.*)"]["GET"] = [&server]( shared_ptr<HttpServer::Response> response, shared_ptr<HttpServer::Request> request ) {
print_request_info( request );
try
{
auto web_root_path = boost::filesystem::canonical( "web" );
auto path = boost::filesystem::canonical( web_root_path / "news.xml" );
//Check if path is within web_root_path
if( distance( web_root_path.begin(), web_root_path.end() ) > distance( path.begin(), path.end() ) ||
!equal( web_root_path.begin(), web_root_path.end(), path.begin() ) )
throw invalid_argument( "path must be within root path" );
if( !( boost::filesystem::exists( path ) && boost::filesystem::is_regular_file( path ) ) )
throw invalid_argument( "file does not exist" );
std::string cache_control, etag;
// Uncomment the following line to enable Cache-Control
// cache_control="Cache-Control: max-age=86400\r\n";
auto ifs = make_shared<ifstream>();
ifs->open( path.string(), ifstream::in | ios::binary | ios::ate );
if( *ifs )
{
auto length = ifs->tellg();
ifs->seekg( 0, ios::beg );
*response << "HTTP/1.1 200 OK\r\n" << cache_control << etag << "Content-Length: " << length << "\r\n\r\n";
default_resource_send( server, response, ifs );
}
else
throw invalid_argument( "could not read file" );
}
catch( exception& e )
{
*response << "HTTP/1.1 500\r\n\r\n";
g_log.error( e.what() );
}
};
server.resource["^(/frontier-api/ffxivsupport/information/get_headline_all)(.*)"]["GET"] = [&server]( shared_ptr<HttpServer::Response> response, shared_ptr<HttpServer::Request> request ) {
print_request_info( request );
try
{
auto web_root_path = boost::filesystem::canonical( "web" );
auto path = boost::filesystem::canonical( web_root_path / "headlines.xml" );
//Check if path is within web_root_path
if( distance( web_root_path.begin(), web_root_path.end() ) > distance( path.begin(), path.end() ) ||
!equal( web_root_path.begin(), web_root_path.end(), path.begin() ) )
throw invalid_argument( "path must be within root path" );
if( !( boost::filesystem::exists( path ) && boost::filesystem::is_regular_file( path ) ) )
throw invalid_argument( "file does not exist" );
std::string cache_control, etag;
// Uncomment the following line to enable Cache-Control
// cache_control="Cache-Control: max-age=86400\r\n";
auto ifs = make_shared<ifstream>();
ifs->open( path.string(), ifstream::in | ios::binary | ios::ate );
if( *ifs )
{
auto length = ifs->tellg();
ifs->seekg( 0, ios::beg );
*response << "HTTP/1.1 200 OK\r\n" << cache_control << etag << "Content-Length: " << length << "\r\n\r\n";
default_resource_send( server, response, ifs );
}
else
throw invalid_argument( "could not read file" );
}
catch( exception& e )
{
*response << "HTTP/1.1 500\r\n\r\n";
g_log.error( e.what() );
}
};
//Default GET-example. If no other matches, this anonymous function will be called.
//Will respond with content in the web/-directory, and its subdirectories.
//Default file: index.html
//Can for instance be used to retrieve an HTML 5 client that uses REST-resources on this server
server.default_resource["GET"] = [&server]( shared_ptr<HttpServer::Response> response, shared_ptr<HttpServer::Request> request ) {
print_request_info( request );
try
{
auto web_root_path = boost::filesystem::canonical( "web" );
auto path = boost::filesystem::canonical( web_root_path / request->path );
//Check if path is within web_root_path
if( distance( web_root_path.begin(), web_root_path.end() ) > distance( path.begin(), path.end() ) ||
!equal( web_root_path.begin(), web_root_path.end(), path.begin() ) )
throw invalid_argument( "path must be within root path" );
if( boost::filesystem::is_directory( path ) )
path /= "index.html";
if( !( boost::filesystem::exists( path ) && boost::filesystem::is_regular_file( path ) ) )
throw invalid_argument( "file does not exist" );
std::string cache_control, etag;
// Uncomment the following line to enable Cache-Control
// cache_control="Cache-Control: max-age=86400\r\n";
auto ifs = make_shared<ifstream>();
ifs->open( path.string(), ifstream::in | ios::binary | ios::ate );
if( *ifs )
{
auto length = ifs->tellg();
ifs->seekg( 0, ios::beg );
*response << "HTTP/1.1 200 OK\r\n" << cache_control << etag << "Content-Length: " << length << "\r\n\r\n";
default_resource_send( server, response, ifs );
}
else
throw invalid_argument( "could not read file" );
}
catch( const exception &e )
{
string content = "Path not found: " + request->path;
*response << "HTTP/1.1 400 Bad Request\r\nContent-Length: " << content.length() << "\r\n\r\n" << content;
}
};
thread server_thread( [&server]() {
//Start server
server.start();
} );
//Wait for server to start so that the client can connect
this_thread::sleep_for( chrono::seconds( 1 ) );
server_thread.join();
g_log.info( "Started REST server at port " + std::to_string( server.config.port ) );
return 0;
}
void default_resource_send( const HttpServer &server, const shared_ptr<HttpServer::Response> &response,
const shared_ptr<ifstream> &ifs )
{
//read and send 128 KB at a time
static vector<char> buffer( 131072 ); // Safe when server is running on one thread
streamsize read_length;
if( ( read_length = ifs->read( &buffer[0], buffer.size() ).gcount() ) > 0 )
{
response->write( &buffer[0], read_length );
if( read_length == static_cast< streamsize >( buffer.size() ) )
{
server.send( response, [&server, response, ifs]( const boost::system::error_code &ec ) {
if( !ec )
default_resource_send( server, response, ifs );
else
cerr << "Connection interrupted" << endl;
} );
}
}
}