1 /* $Id: filter_frontend_net.cpp,v 1.9 2005-11-07 21:57:10 adam Exp $
2 Copyright (c) 2005, Index Data.
13 #include "package.hpp"
14 #include "thread_pool_observer.hpp"
15 #include "filter_frontend_net.hpp"
16 #include <yaz++/z-assoc.h>
17 #include <yaz++/pdu-assoc.h>
18 #include <yaz++/socket-manager.h>
24 class My_Timer_Thread : public yazpp_1::ISocketObserver {
26 yazpp_1::ISocketObservable *m_obs;
30 My_Timer_Thread(yazpp_1::ISocketObservable *obs, int duration);
31 void socketNotify(int event);
34 class ZAssocChild : public yazpp_1::Z_Assoc {
37 ZAssocChild(yazpp_1::IPDU_Observable *the_PDU_Observable,
38 yp2::ThreadPoolSocketObserver *m_thread_pool_observer,
39 const yp2::Package *package);
42 yazpp_1::IPDU_Observer* sessionNotify(
43 yazpp_1::IPDU_Observable *the_PDU_Observable,
45 void recv_GDU(Z_GDU *apdu, int len);
51 yp2::ThreadPoolSocketObserver *m_thread_pool_observer;
52 yp2::Session m_session;
55 const yp2::Package *m_package;
57 class ThreadPoolPackage : public yp2::IThreadPoolMsg {
59 ThreadPoolPackage(yp2::Package *package, yp2::ZAssocChild *ses) :
60 m_session(ses), m_package(package) { };
62 IThreadPoolMsg *handle();
66 yp2::ZAssocChild *m_session;
67 yp2::Package *m_package;
70 class ZAssocServer : public yazpp_1::Z_Assoc {
73 ZAssocServer(yazpp_1::IPDU_Observable *PDU_Observable,
74 yp2::ThreadPoolSocketObserver *m_thread_pool_observer,
75 const yp2::Package *package);
77 yazpp_1::IPDU_Observer* sessionNotify(
78 yazpp_1::IPDU_Observable *the_PDU_Observable,
80 void recv_GDU(Z_GDU *apdu, int len);
86 yp2::ThreadPoolSocketObserver *m_thread_pool_observer;
87 const yp2::Package *m_package;
91 yp2::ThreadPoolPackage::~ThreadPoolPackage()
96 void yp2::ThreadPoolPackage::result()
98 m_session->m_no_requests--;
100 yazpp_1::GDU *gdu = &m_package->response();
104 m_session->send_GDU(gdu->get(), &len);
106 if (m_session->m_no_requests == 0 && m_package->session().is_closed())
111 yp2::IThreadPoolMsg *yp2::ThreadPoolPackage::handle()
118 yp2::ZAssocChild::ZAssocChild(yazpp_1::IPDU_Observable *PDU_Observable,
119 yp2::ThreadPoolSocketObserver *my_thread_pool,
120 const yp2::Package *package)
121 : Z_Assoc(PDU_Observable)
123 m_thread_pool_observer = my_thread_pool;
125 m_delete_flag = false;
130 yazpp_1::IPDU_Observer *yp2::ZAssocChild::sessionNotify(yazpp_1::IPDU_Observable
131 *the_PDU_Observable, int fd)
136 yp2::ZAssocChild::~ZAssocChild()
140 void yp2::ZAssocChild::recv_GDU(Z_GDU *z_pdu, int len)
144 yp2::Package *p = new yp2::Package(m_session, m_origin);
146 yp2::ThreadPoolPackage *tp = new yp2::ThreadPoolPackage(p, this);
147 p->copy_filter(*m_package);
148 p->request() = yazpp_1::GDU(z_pdu);
149 m_thread_pool_observer->put(tp);
152 void yp2::ZAssocChild::failNotify()
154 // TODO: send Package to signal "close"
155 if (m_session.is_closed())
161 yp2::Package *p = new yp2::Package(m_session, m_origin);
163 yp2::ThreadPoolPackage *tp = new yp2::ThreadPoolPackage(p, this);
164 p->copy_filter(*m_package);
165 m_thread_pool_observer->put(tp);
168 void yp2::ZAssocChild::timeoutNotify()
173 void yp2::ZAssocChild::connectNotify()
178 yp2::ZAssocServer::ZAssocServer(yazpp_1::IPDU_Observable *PDU_Observable,
179 yp2::ThreadPoolSocketObserver *thread_pool_observer,
180 const yp2::Package *package)
181 : Z_Assoc(PDU_Observable)
183 m_thread_pool_observer = thread_pool_observer;
188 yazpp_1::IPDU_Observer *yp2::ZAssocServer::sessionNotify(yazpp_1::IPDU_Observable
189 *the_PDU_Observable, int fd)
191 yp2::ZAssocChild *my =
192 new yp2::ZAssocChild(the_PDU_Observable, m_thread_pool_observer,
197 yp2::ZAssocServer::~ZAssocServer()
201 void yp2::ZAssocServer::recv_GDU(Z_GDU *apdu, int len)
205 void yp2::ZAssocServer::failNotify()
209 void yp2::ZAssocServer::timeoutNotify()
213 void yp2::ZAssocServer::connectNotify()
217 yp2::filter::FrontendNet::FrontendNet()
220 m_listen_duration = 0;
224 bool yp2::My_Timer_Thread::timeout()
229 yp2::My_Timer_Thread::My_Timer_Thread(yazpp_1::ISocketObservable *obs,
231 m_obs(obs), m_pipe(9123), m_timeout(false)
233 obs->addObserver(m_pipe.read_fd(), this);
234 obs->maskObserver(this, yazpp_1::SOCKET_OBSERVE_READ);
235 obs->timeoutObserver(this, duration);
238 void yp2::My_Timer_Thread::socketNotify(int event)
241 m_obs->deleteObserver(this);
244 void yp2::filter::FrontendNet::process(Package &package) const {
245 yazpp_1::SocketManager mySocketManager;
247 My_Timer_Thread *tt = 0;
248 if (m_listen_duration)
249 tt = new My_Timer_Thread(&mySocketManager, m_listen_duration);
251 ThreadPoolSocketObserver threadPool(&mySocketManager, m_no_threads);
253 yp2::ZAssocServer **az = new yp2::ZAssocServer *[m_ports.size()];
255 // Create yp2::ZAssocServer for each port
257 for (i = 0; i<m_ports.size(); i++)
259 // create a PDU assoc object (one per yp2::ZAssocServer)
260 yazpp_1::PDU_Assoc *as = new yazpp_1::PDU_Assoc(&mySocketManager);
262 // create ZAssoc with PDU Assoc
263 az[i] = new yp2::ZAssocServer(as, &threadPool, &package);
264 az[i]->server(m_ports[i].c_str());
266 while (mySocketManager.processEvent() > 0)
268 if (tt && tt->timeout())
271 for (i = 0; i<m_ports.size(); i++)
278 std::vector<std::string> &yp2::filter::FrontendNet::ports()
283 int &yp2::filter::FrontendNet::listen_duration()
285 return m_listen_duration;
291 * indent-tabs-mode: nil
292 * c-file-style: "stroustrup"
294 * vim: shiftwidth=4 tabstop=8 expandtab