zeus/tools/gateway/appl/GateWay.cpp

357 lines
9.6 KiB
C++

/** @file
* @author Edouard DUPIN
* @copyright 2016, Edouard DUPIN, all right reserved
* @license MPL v2.0 (see license file)
*/
#include <appl/GateWay.hpp>
#include <appl/debug.hpp>
#include <enet/TcpServer.hpp>
#include <appl/DirectInterface.hpp>
#include <appl/RouterInterface.hpp>
#include <etk/Exception.hpp>
namespace appl {
class TcpServerInput {
private:
enet::TcpServer m_interface;
ethread::Thread* m_thread;
bool m_threadRunning;
appl::GateWay* m_gateway;
bool m_serviceAccess;
public:
TcpServerInput(appl::GateWay* _gateway, bool _serviceAccess) :
m_thread(null),
m_threadRunning(false),
m_gateway(_gateway),
m_serviceAccess(_serviceAccess) {
}
virtual ~TcpServerInput() {}
void start(const etk::String& _host, uint16_t _port) {
m_interface.setHostNane(_host);
m_interface.setPort(_port);
m_interface.link();
m_threadRunning = true;
APPL_INFO("Start waiting on " << _host << " " << _port);
m_thread = ETK_NEW(ethread::Thread, [&](){ threadCallback();}, "GatewayListening");
if (m_thread == null) {
m_threadRunning = false;
APPL_ERROR("creating callback thread!");
return;
}
}
void stop() {
if (m_thread != null) {
m_threadRunning = false;
}
m_interface.unlink();
if (m_thread != null) {
m_thread->join();
ETK_DELETE(ethread::Thread, m_thread);
m_thread = null;
}
}
void threadCallback() {
// get datas:
while (m_threadRunning == true) {
// READ section data:
enet::Tcp data = etk::move(m_interface.waitNext());
if (data.getConnectionStatus() != enet::Tcp::status::link) {
APPL_CRITICAL("New TCP connection (DEAD ....) ==> gateway is dead ...");
// TODO: Check interaface: if (m_interface.
ethread::sleepMilliSeconds((300));
}
APPL_VERBOSE("New connection");
m_gateway->newDirectInterface(etk::move(data), m_serviceAccess);
}
}
};
}
void appl::GateWay::newDirectInterface(enet::Tcp _connection, bool _serviceAccess) {
APPL_WARNING("New TCP connection (service)");
ememory::SharedPtr<appl::DirectInterface> tmp = ememory::makeShared<appl::DirectInterface>(etk::move(_connection), _serviceAccess);
tmp->start(this);
m_listTemporaryIO.pushBack(tmp);
}
appl::GateWay::GateWay() :
m_idIncrement(10),
propertyUserName(this, "user", "no-name", "User name of the interface"), // must be set befor start ...
propertyRouterNo(this, "no-router", false, "No connection on the router"),
propertyRouterIp(this, "router-ip", "127.0.0.1", "Ip to listen client", &appl::GateWay::onPropertyChangeClientIp),
propertyRouterPort(this, "router-port", 1984, "Port to listen client", &appl::GateWay::onPropertyChangeClientPort),
propertyDirectIp(this, "direct-ip", "127.0.0.1", "Ip to listen client"),
propertyDirectPort(this, "direct-port", 0, "Port to listen direct client", &appl::GateWay::onPropertyChangeDirectClientPort),
propertyServiceExtern(this, "service-extern", true, "enable extern service"),
propertyServiceIp(this, "service-ip", "127.0.0.1", "Ip to listen client", &appl::GateWay::onPropertyChangeServiceIp),
propertyServicePort(this, "service-port", 1985, "Port to listen client", &appl::GateWay::onPropertyChangeServicePort),
propertyServiceMax(this, "service-max", 80, "Maximum of client at the same time", &appl::GateWay::onPropertyChangeServiceMax) {
m_interfaceNewService = ememory::makeShared<appl::TcpServerInput>(this, true);
m_interfaceNewClient = ememory::makeShared<appl::TcpServerInput>(this, false);
}
appl::GateWay::~GateWay() {
}
void appl::GateWay::addIO(const ememory::SharedPtr<appl::IOInterface>& _io) {
m_listIO.pushBack(_io);
// REMOVE of temporary element in the temporary list:
auto it = m_listTemporaryIO.begin();
while (it != m_listTemporaryIO.end()) {
ememory::SharedPtr<appl::IOInterface> tmp = *it;
if (tmp.get() == _io.get()) {
it = m_listTemporaryIO.erase(it);
} else {
++it;
}
}
}
void appl::GateWay::removeIO(const ememory::SharedPtr<appl::IOInterface>& _io) {
auto it = m_listIO.begin();
while (it != m_listIO.end()) {
if (it->get() == _io.get()) {
it = m_listIO.erase(it);
} else {
++it;
}
}
}
uint16_t appl::GateWay::getId() {
return m_idIncrement++;
}
void appl::GateWay::start() {
if (*propertyRouterNo == false) {
m_routerClient = ememory::makeShared<appl::RouterInterface>(propertyRouterIp.get(), propertyRouterPort.get(), propertyUserName.get(), this, propertyDirectPort.get());
if (m_routerClient->isAlive() == false) {
APPL_ERROR("Can not connect the Router (if it is the normal case, use option '--no-router'");
throw etk::exception::RuntimeError("Can not connect router");
}
}
// enable access of service connection (external)
if (propertyServiceExtern.get() == true) {
APPL_WARNING("#################################");
APPL_WARNING("## Open interface for Service : " << *propertyServiceIp << ":" << *propertyServicePort);
APPL_WARNING("#################################");
m_interfaceNewService->start(*propertyServiceIp, *propertyServicePort);
}
// Ebale access of direct Client
if (propertyDirectPort.get() != 0) {
APPL_WARNING("#################################");
APPL_WARNING("## Open interface for Direct client : " << *propertyDirectIp << ":" << *propertyDirectPort);
APPL_WARNING("#################################");
m_interfaceNewClient->start(*propertyDirectIp, *propertyDirectPort);
}
}
void appl::GateWay::stop() {
m_routerClient.reset();
m_listTemporaryIO.clear();
m_listIO.clear();
}
bool appl::GateWay::serviceExist(const etk::String& _service) {
for (auto &it : m_listIO) {
if (it == null) {
continue;
}
if (it->isConnected() == false) {
continue;
}
for (auto &srvIt : it->getServiceList()) {
if (srvIt == _service) {
return true;
}
}
}
return false;
}
uint16_t appl::GateWay::serviceClientIdGet(const etk::String& _service) {
for (auto &it : m_listIO) {
if (it == null) {
continue;
}
if (it->isConnected() == false) {
continue;
}
for (auto &srvIt : it->getServiceList()) {
if (srvIt == _service) {
return it->getId();
}
}
}
return 0;
}
etk::Vector<etk::String> appl::GateWay::getAllServiceName() {
etk::Vector<etk::String> out;
// TODO : Change this it is old and deprecated ...
for (auto &it : m_listIO) {
if (it == null) {
continue;
}
if (it->isConnected() == false) {
continue;
}
for (auto &srvIt : it->getServiceList()) {
out.pushBack(srvIt);
}
}
return out;
}
bool appl::GateWay::send(ememory::SharedPtr<zeus::Message> _data) {
auto it = m_listIO.begin();
uint16_t id = _data->getDestinationId();
while (it != m_listIO.end()) {
if (*it == null) {
continue;
}
if ((*it)->isConnected() == false) {
continue;
}
if ((*it)->getId() == id) {
(*it)->send(_data);
return true;
}
++it;
}
return false;
}
void appl::GateWay::cleanIO() {
APPL_VERBOSE("Check if something need to be clean ...");
etk::Vector<uint16_t> tmpIDToRemove;
// Clean all IOs...
{
auto it = m_listIO.begin();
while (it != m_listIO.end()) {
if (*it != null) {
if ((*it)->isConnected() == false) {
tmpIDToRemove.pushBack((*it)->getId());
it = m_listIO.erase(it);
continue;
}
} else {
it = m_listIO.erase(it);
continue;
}
++it;
}
}
// Clean all temporary connecting IO
{
auto it = m_listTemporaryIO.begin();
while (it != m_listTemporaryIO.end()) {
if (*it != null) {
if ((*it)->isConnected() == false) {
it = m_listTemporaryIO.erase(it);
continue;
}
} else {
it = m_listTemporaryIO.erase(it);
continue;
}
++it;
}
}
// Clean router IO
if (m_routerClient != null) {
m_routerClient->clean();
}
if (tmpIDToRemove.size() != 0) {
APPL_TODO("Remove Ids ... " << tmpIDToRemove);
for (auto &it : m_listIO) {
if (it == null) {
continue;
}
if (it->isConnected() == false) {
continue;
}
// send the message the interface has been removed
zeus::WebServer* iface = it->getInterface();
uint16_t id = it->getId();
iface->call(ZEUS_ID_GATEWAY, uint32_t(id)<<16, "removeInterface", tmpIDToRemove);
APPL_WARNING("Send it to :" << id << " " << tmpIDToRemove);
}
}
// Simply display All active objkect in all interfaces:
for( auto &it : m_listIO) {
if (it == null) {
continue;
}
zeus::WebServer* tmpp = it->getInterface();
if (tmpp == null) {
continue;
}
tmpp->listObjects();
}
}
void appl::GateWay::onClientConnect(const bool& _value) {
APPL_TODO("Client connection: " << _value);
}
void appl::GateWay::onServiceConnect(const bool& _value) {
APPL_TODO("Service connection: " << _value);
}
void appl::GateWay::onPropertyChangeClientIp() {
}
void appl::GateWay::onPropertyChangeClientPort() {
}
void appl::GateWay::onPropertyChangeClientMax() {
}
void appl::GateWay::onPropertyChangeDirectClientPort() {
}
void appl::GateWay::onPropertyChangeServiceIp() {
}
void appl::GateWay::onPropertyChangeServicePort() {
}
void appl::GateWay::onPropertyChangeServiceMax() {
}
// Check if it take a long time without activity to kill itself ...
bool appl::GateWay::checkIsAlive(const echrono::Duration& _timeout) {
// if no roueter, no delay to check
if (*propertyRouterNo == true) {
return true;
}
// If no router ==> dead
if (m_routerClient == null) {
return false;
}
// check only for smallest time-out : 1 second.
if (_timeout > echrono::seconds(1)) {
echrono::Steady now = echrono::Steady::now();
echrono::Steady lastTransmission = m_routerClient->getLastTransmission();
if ((now - lastTransmission) >= _timeout) {
APPL_INFO("Detect timeout ... last transmission=" << lastTransmission);
return false;
}
}
return true;
}