dmpserver.cpp
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/**************************************************************************
* file: dmpserver.cpp
* Author: wanzhongping
* Date: 2020-12-07 14:07:49
* Email: zhongpingw@chinadci.com
* copyright: 广州城市信息研究所有限公司
***************************************************************************/
#include <iostream>
#include "dmpconfig.h"
#include "dmpserver.h"
#include "dmpservice.h"
#include <boost/filesystem.hpp>
#include <vector>
#include "dmpapplication.h"
#include "dmplogger.h"
#include "dmpfilterresponsedecorator.h"
#include "dmpserverplugins.h"
using namespace std;
namespace fs = boost::filesystem;
bool DmpServer::initialized_ = false;
DmpServiceRegistry *DmpServer::service_registry_ = nullptr;
DmpServerInterfaceImpl *DmpServer::server_interface_ = nullptr;
DmpServer::DmpServer()
{
Init();
}
bool DmpServer::Init()
{
if (initialized_)
{
return false;
}
LOGGER_INFO("dmap server init...");
DmpApplication::Init();
service_registry_ = new DmpServiceRegistry();
server_interface_ = new DmpServerInterfaceImpl(service_registry_);
// server_interface_ = new DmpServerInterfaceImpl();
// Load service module
string modulePath = DmpApplication::libexec_path() + "server";
LOGGER_DEBUG("Initializing server modules from " + modulePath);
service_registry_->Init(modulePath);
#ifdef HAVE_SERVER_PYTHON_PLUGINS
InitPython();
#endif
initialized_ = true;
return true;
}
void DmpServer::HandleRequest(DmpServerRequest &request, DmpServerResponse &response)
{
// Pass the filters to the requestHandler, this is needed for the following reasons:
// Allow server request to call sendResponse plugin hook if enabled
DmpFilterResponseDecorator responseDecorator(server_interface_->Filters(), response);
//Request handler
DmpRequestHandler requestHandler(request, response);
try
{
requestHandler.ParseInput();
}
catch (std::exception &ex)
{
LOGGER_ERROR("Parse input exception: ");
}
// Set the request handler into the interface for plugins to manipulate it
server_interface_->SetRequestHandler(&requestHandler);
try
{
responseDecorator.Start();
}
catch (std::exception &ex)
{
response.SendError(500, "Internal Server Error");
LOGGER_ERROR(ex.what());
}
DmpServerParameters params = request.ServerParameters();
std::shared_ptr<DmpService> service = service_registry_->GetService(params.Service(), params.Version());
if (service)
{
try
{
service->ExecuteRequest(request, response);
}
catch (std::exception ex)
{
// Internal server error
response.SendError(500, "Internal Server Error");
LOGGER_ERROR(ex.what());
}
}
else
{
response.SendError(500, "erro， not found module");
}
try
{
responseDecorator.Finish();
}
catch (std::exception &ex)
{
// Internal server error
response.SendError(500, "Internal Server Error");
LOGGER_CRITICAL(ex.what());
}
}
#ifdef HAVE_SERVER_PYTHON_PLUGINS
void DmpServer::InitPython()
{
// Init plugins
if (!DmpServerPlugins::InitPlugins(server_interface_))
{
LOGGER_WARN("No server python plugins are available");
}
else
{
LOGGER_WARN("Server python plugins loaded");
}
}
#endif