package org.societies.webapp.controller;
/**
* Copyright (c) 2011, SOCIETIES Consortium (WATERFORD INSTITUTE OF TECHNOLOGY (TSSG), HERIOT-WATT UNIVERSITY (HWU), SOLUTA.NET
* (SN), GERMAN AEROSPACE CENTRE (Deutsches Zentrum fuer Luft- und Raumfahrt e.V.) (DLR), Zavod za varnostne tehnologije
* informacijske družbe in elektronsko poslovanje (SETCCE), INSTITUTE OF COMMUNICATION AND COMPUTER SYSTEMS (ICCS), LAKE
* COMMUNICATIONS (LAKE), INTEL PERFORMANCE LEARNING SOLUTIONS LTD (INTEL), PORTUGAL TELECOM INOVAÇÃO, SA (PTIN), IBM Corp.,
* INSTITUT TELECOM (ITSUD), AMITEC DIACHYTI EFYIA PLIROFORIKI KAI EPIKINONIES ETERIA PERIORISMENIS EFTHINIS (AMITEC), TELECOM
* ITALIA S.p.a.(TI), TRIALOG (TRIALOG), Stiftelsen SINTEF (SINTEF), NEC EUROPE LTD (NEC))
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following
* conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following
* disclaimer in the documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING,
* BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
* SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
import java.io.File;
import java.io.FileOutputStream;
import java.io.InputStream;
import java.net.URI;
import java.net.URISyntaxException;
import java.net.URL;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.Iterator;
import java.util.LinkedHashMap;
import java.util.List;
import java.util.Map;
import java.util.concurrent.Future;
import javax.validation.Valid;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.societies.api.cis.management.ICis;
import org.societies.api.cis.management.ICisManager;
import org.societies.api.comm.xmpp.interfaces.ICommManager;
import org.societies.api.internal.servicelifecycle.IServiceControl;
import org.societies.api.internal.servicelifecycle.IServiceDiscovery;
import org.societies.api.internal.servicelifecycle.ServiceControlException;
import org.societies.api.internal.servicelifecycle.ServiceModelUtils;
import org.societies.api.schema.servicelifecycle.model.Service;
import org.societies.api.schema.servicelifecycle.model.ServiceResourceIdentifier;
import org.societies.api.schema.servicelifecycle.servicecontrol.ResultMessage;
import org.societies.api.schema.servicelifecycle.servicecontrol.ServiceControlResult;
import org.societies.webapp.models.ServiceControlForm;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.validation.BindingResult;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import org.springframework.web.multipart.commons.CommonsMultipartFile;
import org.springframework.web.servlet.ModelAndView;
@Controller
public class ServiceControlController {
static final Logger logger = LoggerFactory.getLogger(ServiceControlController.class);
/**
* OSGI service get auto injected
*/
@Autowired
private IServiceControl scService;
public IServiceControl getSCService() {
return scService;
}
public void setSCService(IServiceControl scService) {
this.scService = scService;
}
/**
* OSGI service get auto injected
*/
@Autowired
private ICommManager commManager;
public ICommManager getCommManager() {
return commManager;
}
public void setCommManager(ICommManager commManager) {
this.commManager = commManager;
}
/**
* OSGI service get auto injected
*/
@Autowired
private ICisManager cisManager;
public ICisManager getCisManager() {
return cisManager;
}
public void getCisManager(ICisManager cisManager) {
this.cisManager = cisManager;
}
/**
* OSGI service get auto injected
*/
@Autowired
private IServiceDiscovery sdService;
public IServiceDiscovery getSDService() {
return sdService;
}
public void getSDService(IServiceDiscovery sdService) {
this.sdService = sdService;
}
@RequestMapping(value = "/servicecontrol.html", method = RequestMethod.GET)
public ModelAndView serviceControlGet() {
Map<String, Object> model = new HashMap<String, Object>();
model.put("message", "Please input values and submit");
ServiceControlForm scForm = new ServiceControlForm();
Map<String, String> methods = new LinkedHashMap<String, String>();
Map<String, String> services = new LinkedHashMap<String, String>();
List<Service> serviceList = new ArrayList<Service>();
try {
Future<List<Service>> asynchResult = this.getSDService().getLocalServices();
serviceList = asynchResult.get();
Iterator<Service> servIt = serviceList.iterator();
while(servIt.hasNext()){
Service next = servIt.next();
String serviceId = ServiceModelUtils.getServiceId64Encode(next.getServiceIdentifier());
if(logger.isDebugEnabled())
logger.debug("Service: " + serviceId);
services.put(serviceId, next.getServiceName());
}
} catch (Exception e) {
e.printStackTrace();
}
methods.put("StartService", "Start a Service");
methods.put("StopService", "Stop a Service");
methods.put("UninstallService", "Uninstall a Service");
methods.put("InstallService", "Install a Service");
//methods.put("InstallServiceRemote", "Install a Service on a Remote Node");
model.put("services", services);
model.put("methods", methods);
model.put("scForm", scForm);
model.put("servicecontrolResult", "Service Control Result :");
return new ModelAndView("servicecontrol", model);
}
@SuppressWarnings("unchecked")
@RequestMapping(value = "/servicecontrol.html", method = RequestMethod.POST)
public ModelAndView serviceControlPost(@Valid ServiceControlForm scForm,
BindingResult result, Map model) {
String returnPage = "servicediscoveryresult";
if (result.hasErrors()) {
model.put("result", "service control form error");
return new ModelAndView("servicecontrol", model);
}
if (getSCService() == null) {
model.put("errormsg", "Service Control Service reference not available");
return new ModelAndView("error", model);
}
String node = scForm.getNode();
String method = scForm.getMethod();
String url = scForm.getUrl();
//Service service = scForm.getService();
String serviceUri = scForm.getService();
String endpoint = scForm.getEndpoint();
CommonsMultipartFile filePart = scForm.getFileData();
if(logger.isDebugEnabled()){
logger.debug("node = " + node );
logger.debug("method=" + method );
logger.debug("url: " + url );
logger.debug("Service Id (encoded): " + serviceUri );
logger.debug("Endpoint: " + endpoint);
logger.debug("filePart: " + filePart);
if(filePart != null){
logger.debug("filePart.getName: " + filePart.getName());
logger.debug("filePart.getOriginalFilename: " + filePart.getOriginalFilename());
logger.debug("filePart.getStorageDescription: " + filePart.getStorageDescription());
}
}
if(method.equalsIgnoreCase("NONE")){
model.put("result", "No method selected");
model.put("scResult", "NOTHING");
return new ModelAndView("servicecontrolresult", model);
}
ServiceResourceIdentifier serviceId = null;
if(serviceUri != null && !serviceUri.equals("NONE"))
serviceId = ServiceModelUtils.getServiceId64Decode(serviceUri);
/*
if(!serviceUri.equals("NONE") && !serviceUri.equals("REMOTE")){
int index = serviceUri.indexOf('_');
String bundleExtract = serviceUri.substring(0, index);
String identifierExtract = serviceUri.substring(index+1);
if(logger.isDebugEnabled()) logger.debug("Creating ServiceResourceIdentifier with: " +bundleExtract + " - " + identifierExtract);
serviceId.setServiceInstanceIdentifier(bundleExtract);
try {
serviceId.setIdentifier(new URI(identifierExtract));
} catch (URISyntaxException e1) {
// TODO Auto-generated catch block
e1.printStackTrace();
}
}
*/
if(!method.equalsIgnoreCase("InstallService") && !endpoint.isEmpty() && (serviceUri.equals("REMOTE") || serviceUri.equals("NONE"))){
if(logger.isDebugEnabled()) logger.debug("It's a remote service, so we need to check it: " + endpoint);
Future<List<Service>> asynchResult = null;
List<Service> services = new ArrayList<Service>();
int index = endpoint.indexOf('/');
String remoteJid = endpoint.substring(0, index);
if(logger.isDebugEnabled()) logger.debug("Remote JID is: " + remoteJid);
try {
asynchResult=this.getSDService().getServices(remoteJid);
services = asynchResult.get();
} catch (Exception e) {
logger.error("exception getting services from remote node: " + e.getMessage());
e.printStackTrace();
}
for(Service remoteService: services){
if(logger.isDebugEnabled()) logger.debug("Remote service: " + remoteService.getServiceName());
if(remoteService.getServiceEndpoint().equals(endpoint)){
if(logger.isDebugEnabled()) logger.debug("Found the correct service: " + remoteService.getServiceEndpoint());
serviceId = remoteService.getServiceIdentifier();
break;
}
}
}
Future<ServiceControlResult> asynchResult = null;
ServiceControlResult scresult;
String res = "";
try {
model.put("myNode", getCommManager().getIdManager().getThisNetworkNode().getJid());
if (method.equalsIgnoreCase("InstallService")) {
if(filePart != null && !filePart.isEmpty()){
InputStream is = filePart.getFileItem().getInputStream();
String originalFileName = filePart.getOriginalFilename();
File tmpFile = new File("3p-services/server/"+originalFileName);
File directory = tmpFile.getParentFile();
if (!directory.isDirectory()) {
if(logger.isDebugEnabled())
logger.debug("folder " + directory + " doesn't exist yet, creating it...");
directory.mkdirs();
}
FileOutputStream os = new FileOutputStream(tmpFile);
// Read in the bytes and write on the fly
int numRead = 0;
byte[] bytes = new byte[1024 * 1024];
while ((bytes.length > 0) && (numRead = is.read(bytes, 0, bytes.length)) >= 0) {
os.write(bytes, 0, numRead);
}
// Close input and output streams
is.close();
os.close();
URL serviceUrl = tmpFile.toURI().toURL();
if(logger.isDebugEnabled()) logger.debug("InstallService Remote Method on: " + serviceUrl +" on node " + node);
asynchResult=this.getSCService().installService(serviceUrl);
scresult = asynchResult.get();
if(logger.isDebugEnabled()) logger.debug("Result of operation was " + scresult.getMessage());
/*
if(node != null && !node.isEmpty())
res="ServiceControl Result for Node : [" + node + "]: " + scresult.getMessage();
else
res="ServiceControl Result Installing in Local Node: " + scresult.getMessage();
*/
model.put("serviceResult", scresult.getMessage());
if(scresult.getMessage().equals(ResultMessage.SUCCESS)){
res = "My Services: ";
returnPage = "servicediscoveryresult";
} else{
res = "Problem installing service!";
returnPage = "servicecontrolresult";
if(tmpFile.exists())
if(!tmpFile.delete())
tmpFile.deleteOnExit();
}
} else{
res="Couldn't upload file!";
returnPage = "servicecontrolresult";
}
}else if (method.equalsIgnoreCase("InstallServiceRemote")) {
URL serviceUrl = new URL(url);
if(logger.isDebugEnabled()) logger.debug("InstallService Remote Method on:" + serviceUrl +" on node " + node);
asynchResult=this.getSCService().installService(serviceUrl, node);
res="ServiceControl Result for Node : [" + node + "]";
scresult = asynchResult.get();
if(logger.isDebugEnabled()) logger.debug("Result of operation was " + scresult.getMessage());
model.put("serviceResult", scresult.getMessage());
}else if (method.equalsIgnoreCase("StartService")){
if(logger.isDebugEnabled()) logger.debug("StartService:" + serviceId);
asynchResult=this.getSCService().startService(serviceId);
scresult = asynchResult.get();
if(logger.isDebugEnabled()) logger.debug("Result of operation was " + scresult.getMessage());
model.put("serviceResult", scresult.getMessage());
Future<Service> asyncService =getSDService().getService(serviceId);
Service myService = asyncService.get();
res="Started service: " + myService.getServiceName();
returnPage = "servicediscoveryresult";
} else if (method.equalsIgnoreCase("UnshareService")){
if(logger.isDebugEnabled()) logger.debug("UnshareService:" + serviceId);
//GENERATE SERVICE OBJECT
Future<Service> asyncService = this.getSDService().getService(serviceId);
Service serviceToShare = asyncService.get();
//SHARE SERVICE
asynchResult = this.getSCService().unshareService(serviceToShare, node);
scresult = asynchResult.get();
if(logger.isDebugEnabled()) logger.debug("Result of operation was " + scresult.getMessage());
//GET REMOTE SERVICES
Future<List<Service>> asynchServices = this.getSDService().getServices(node);
List<Service> cisServices = asynchServices.get();
if(logger.isDebugEnabled())
logger.debug("CIS has " + cisServices.size() + " services shared.");
model.put("cisservices", cisServices);
//Get CIS Name
ICis cis = this.getCisManager().getCis(node);
model.put("cis", cis);
res = "My Services to Share: ";//scresult.getMessage().toString();
returnPage = "servicediscoveryresult";
} else if (method.equalsIgnoreCase("StopService")){
if(logger.isDebugEnabled()) logger.debug("StopService:" + serviceId);
asynchResult=this.getSCService().stopService(serviceId);
scresult = asynchResult.get();
if(logger.isDebugEnabled()) logger.debug("Result of operation was " + scresult.getMessage());
model.put("serviceResult", scresult.getMessage());
Future<Service> asyncService =getSDService().getService(serviceId);
Service myService = asyncService.get();
res="Stopped service: " + myService.getServiceName();
returnPage = "servicediscoveryresult";
} else if (method.equalsIgnoreCase("UninstallService")){
if(logger.isDebugEnabled()) logger.debug("UninstallService:" + serviceId);
Future<Service> asyncService =getSDService().getService(serviceId);
Service myService = asyncService.get();
asynchResult = this.getSCService().uninstallService(serviceId);
scresult = asynchResult.get();
if(logger.isDebugEnabled()) logger.debug("Result of operation was " + scresult.getMessage());
model.put("serviceResult", scresult.getMessage());
if(scresult.getMessage().equals(ResultMessage.SUCCESS))
res="Uninstalled service: " + myService.getServiceName();
else
res="My Services: ";
returnPage = "servicediscoveryresult";
//>>>>>>>>>>>> SHARE SERVICE <<<<<<<<<<<<<<<
} else if (method.equalsIgnoreCase("ShareService")){
if(logger.isDebugEnabled()) logger.debug("ShareService:" + serviceId);
//GENERATE SERVICE OBJECT
Future<Service> asyncService = this.getSDService().getService(serviceId);
Service serviceToShare = asyncService.get();
//SHARE SERVICE
asynchResult = this.getSCService().shareService(serviceToShare, node);
scresult = asynchResult.get();
if(logger.isDebugEnabled()) logger.debug("Result of operation was " + scresult.getMessage());
//GET REMOTE SERVICES
Future<List<Service>> asynchServices = this.getSDService().getServices(node);
List<Service> cisServices = asynchServices.get();
if(logger.isDebugEnabled())
logger.debug("CIS has " + cisServices.size() + " services shared.");
model.put("cisservices", cisServices);
//Get CIS Name
ICis cis = this.getCisManager().getCis(node);
model.put("cis", cis);
res = "My Services to Share: ";//scresult.getMessage().toString();
returnPage = "servicediscoveryresult";
} else if (method.equalsIgnoreCase("Install3PService")){
if(logger.isDebugEnabled()) logger.debug("Install3PService:" + serviceId);
//GENERATE SERVICE OBJECT
Future<Service> asyncService = this.getSDService().getService(serviceId);
Service serviceToInstall = asyncService.get();
//SHARE SERVICE
asynchResult = this.getSCService().installService(serviceToInstall);
if(logger.isDebugEnabled()) logger.debug("Called it, now should continue!");
//scresult = asynchResult.get();
//if(logger.isDebugEnabled()) logger.debug("Result of operation was " + scresult.getMessage());
/*
//GET REMOTE SERVICES
Future<List<Service>> asynchServices = this.getSDService().getServices(node);
List<Service> cisServices = asynchServices.get();
model.put("cisservices", cisServices);
*/
//res = scresult.getMessage().toString();
res = "Waiting...";
returnPage = "servicecontrolresult";
} else {
res="error unknown method";
}
if (returnPage.equals("servicediscoveryresult")) {
Future<List<Service>> asynchServices = this.getSDService().getLocalServices();
List<Service> services = asynchServices.get();
model.put("services", services);
}
} catch (ServiceControlException e) {
e.printStackTrace();
res = "Oops!!!! Service Control Exception <br/>" + e.getMessage();
returnPage = "servicecontrolresult";
} catch (Exception ex) {
ex.printStackTrace();
res = "Oops!!!! " +ex.getMessage() +" <br/>";
returnPage = "servicecontrolresult";
};
model.put("result", res);
return new ModelAndView(returnPage, model);
}
}