224 lines
6 KiB
C++
224 lines
6 KiB
C++
/**
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* regfile.cpp
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* This file is part of the YATE Project http://YATE.null.ro
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*
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* Ask for a registration from this module.
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*
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* Yet Another Telephony Engine - a fully featured software PBX and IVR
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* Copyright (C) 2004-2006 Null Team
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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#include <yatengine.h>
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using namespace TelEngine;
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namespace { // anonymous
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Mutex lmutex;
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static Configuration s_cfg(Engine::configFile("regfile"));
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static const String s_general = "general";
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static bool s_create = false;
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class AuthHandler : public MessageHandler
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{
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public:
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AuthHandler(const char *name, unsigned prio = 100)
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: MessageHandler(name,prio) { }
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virtual bool received(Message &msg);
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};
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class RegistHandler : public MessageHandler
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{
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public:
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RegistHandler(const char *name, unsigned prio = 100)
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: MessageHandler(name,prio) { }
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virtual bool received(Message &msg);
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};
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class UnRegistHandler : public MessageHandler
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{
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public:
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UnRegistHandler(const char *name, unsigned prio = 100)
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: MessageHandler(name,prio) { }
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virtual bool received(Message &msg);
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};
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class RouteHandler : public MessageHandler
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{
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public:
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RouteHandler(const char *name, unsigned prio = 100)
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: MessageHandler(name,prio) { }
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virtual bool received(Message &msg);
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};
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class StatusHandler : public MessageHandler
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{
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public:
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StatusHandler(const char *name, unsigned prio = 100)
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: MessageHandler(name,prio) { }
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virtual bool received(Message &msg);
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};
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class RegfilePlugin : public Plugin
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{
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public:
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RegfilePlugin();
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~RegfilePlugin(){}
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virtual void initialize();
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private:
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AuthHandler *m_authhandler;
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};
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bool AuthHandler::received(Message &msg)
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{
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String username(msg.getValue("username"));
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if (username.null() || username == s_general)
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return false;
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const NamedList* sect = s_cfg.getSection(username);
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if (sect) {
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const String* pass = sect->getParam("password");
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if (!pass)
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return false;
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msg.retValue() = *pass;
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return true;
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}
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return false;
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};
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bool RegistHandler::received(Message &msg)
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{
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String username(msg.getValue("username"));
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if (username.null() || username == s_general)
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return false;
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const char *driver = msg.getValue("driver");
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const char *data = msg.getValue("data");
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if (!data)
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return false;
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Lock lock(lmutex);
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NamedList* sect = s_cfg.getSection(username);
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if (s_create && !sect) {
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Debug("RegFile",DebugNote,"Auto creating new user '%s'",username.c_str());
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s_cfg.createSection(username);
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sect = s_cfg.getSection(username);
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}
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if (sect) {
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Debug("RegFile",DebugInfo,"Registered '%s' via '%s'",username.c_str(),data);
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sect->setParam("driver",driver);
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sect->setParam("data",data);
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return true;
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}
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return false;
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};
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bool UnRegistHandler::received(Message &msg)
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{
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String username(msg.getValue("username"));
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if (username.null() || username == s_general)
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return false;
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Lock lock(lmutex);
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if (s_cfg.getSection(username)) {
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Debug("RegFile",DebugInfo,"Unregistered '%s'",username.c_str());
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s_cfg.clearKey(username,"data");
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return true;
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}
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return false;
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};
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bool RouteHandler::received(Message &msg)
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{
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String username(msg.getValue("called"));
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if (username.null() || username == s_general)
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return false;
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Lock lock(lmutex);
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const NamedList* sect = s_cfg.getSection(username);
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if (sect) {
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const char* data = sect->getValue("data");
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if (data) {
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Debug("RegFile",DebugInfo,"Routed '%s' via '%s'",username.c_str(),data);
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msg.retValue() = data;
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msg.setParam("driver",sect->getValue("driver"));
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return true;
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}
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// signal to other modules we know about this user but it's offline
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msg.setParam("error","offline");
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}
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return false;
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};
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bool StatusHandler::received(Message &msg)
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{
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String dest(msg.getValue("module"));
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if (dest && (dest != "regfile") && (dest != "misc"))
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return false;
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Lock lock(lmutex);
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unsigned int n = s_cfg.sections();
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if (!s_cfg.getSection(0))
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--n;
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msg.retValue() << "name=regfile,type=misc;users=" << n << ",create=" << s_create;
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if (msg.getBoolValue("details",true)) {
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msg.retValue() << ";";
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bool first = true;
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for (unsigned int i=0;i<s_cfg.sections();i++) {
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NamedList *user = s_cfg.getSection(i);
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if (!user || (*user == s_general))
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continue;
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const char* data = s_cfg.getValue(*user,"data");
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if (first)
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first = false;
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else
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msg.retValue() << ",";
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msg.retValue() << *user << "=" << (data ? data : "offline");
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}
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}
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msg.retValue() << "\r\n";
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return false;
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}
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RegfilePlugin::RegfilePlugin()
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: m_authhandler(0)
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{
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Output("Loaded module Registration from file");
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}
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void RegfilePlugin::initialize()
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{
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Output("Initializing module Register for file");
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if (!m_authhandler) {
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s_cfg.load();
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s_create = s_cfg.getBoolValue("general","autocreate");
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Engine::install(m_authhandler = new AuthHandler("user.auth",s_cfg.getIntValue("general","auth",100)));
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Engine::install(new RegistHandler("user.register",s_cfg.getIntValue("general","register",100)));
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Engine::install(new UnRegistHandler("user.unregister",s_cfg.getIntValue("general","register",100)));
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Engine::install(new RouteHandler("call.route",s_cfg.getIntValue("general","route",100)));
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Engine::install(new StatusHandler("engine.status"));
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}
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}
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INIT_PLUGIN(RegfilePlugin);
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}; // anonymous namespace
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/* vi: set ts=8 sw=4 sts=4 noet: */
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