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87 lines
3.4 KiB
Java
87 lines
3.4 KiB
Java
package org.gcube.portal.ddas;
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import static org.gcube.resources.discovery.icclient.ICFactory.clientFor;
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import static org.gcube.resources.discovery.icclient.ICFactory.queryFor;
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import java.io.IOException;
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import java.net.InetSocketAddress;
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import java.util.ArrayList;
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import java.util.List;
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import org.gcube.common.encryption.encrypter.StringEncrypter;
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import org.gcube.common.portal.PortalContext;
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import org.gcube.common.resources.gcore.ServiceEndpoint;
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import org.gcube.common.resources.gcore.ServiceEndpoint.AccessPoint;
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import org.gcube.common.resources.gcore.utils.Group;
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import org.gcube.common.scope.api.ScopeProvider;
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import org.gcube.resources.discovery.client.api.DiscoveryClient;
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import org.gcube.resources.discovery.client.queries.api.SimpleQuery;
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import org.slf4j.LoggerFactory;
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import net.spy.memcached.KetamaConnectionFactory;
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import net.spy.memcached.MemcachedClient;
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/**
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* @author Massimiliano Assante at ISTI-CNR
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*/
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public class BrokerServiceEndpoint {
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// Logger
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private static final org.slf4j.Logger _log = LoggerFactory.getLogger(BrokerServiceEndpoint.class);
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private static final String BC_BROKER_RESOURCE_NAME = "Blue-Cloud-DataDownloadAndAccess";
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private static final String CATEGORY_NAME = "Service";
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private static final String CALLBACK_PROPERTY_NAME = "vre_callback_url";
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/**
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* Retrieve the vre callbac URL to pass to the broker service in the response from the endpoint resource on IS
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* @throws Exception
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*/
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public static String getVRECallbackURLFromServiceEndpoint(){
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String currentScope = ScopeProvider.instance.get();
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String infrastructure = "/"+PortalContext.getConfiguration().getInfrastructureName();
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ScopeProvider.instance.set(infrastructure);
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try{
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SimpleQuery query = queryFor(ServiceEndpoint.class);
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query.addCondition("$resource/Profile/Name/text() eq '"+ BC_BROKER_RESOURCE_NAME +"'");
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query.addCondition("$resource/Profile/Category/text() eq '"+ CATEGORY_NAME +"'");
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DiscoveryClient<ServiceEndpoint> client = clientFor(ServiceEndpoint.class);
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try {
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List<ServiceEndpoint> list = client.submit(query);
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if (list.size() > 1) {
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System.out.println("Too many Service Endpoints having name " + BC_BROKER_RESOURCE_NAME +" in this scope having Category " + CATEGORY_NAME);
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}
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else if (list.size() == 0){
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System.out.println("There is no Service Endpoint having name " + BC_BROKER_RESOURCE_NAME +" and Category " + CATEGORY_NAME + " in this context " + infrastructure);
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}
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else {
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for (ServiceEndpoint res : list) {
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String resourceName = res.profile().name();
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AccessPoint[] accessPoints = (AccessPoint[]) res.profile().accessPoints().toArray(new AccessPoint[res.profile().accessPoints().size()]);
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for (AccessPoint found : accessPoints) {
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for (ServiceEndpoint.Property prop : found.properties()) {
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System.out.println(prop.name());
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if (prop.name().compareTo(CALLBACK_PROPERTY_NAME) == 0)
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return prop.value();
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}
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}
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_log.warn("There is no Service Endpoint having name: " + BC_BROKER_RESOURCE_NAME + " and Category " + CATEGORY_NAME + " on root context");
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}
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}
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} catch (Exception e) {
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e.printStackTrace();
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}
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} catch(Exception e){
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_log.error("There is no Service Endpoint having name: " + BC_BROKER_RESOURCE_NAME + " and Category " + CATEGORY_NAME + " on root context");
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}finally{
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ScopeProvider.instance.set(currentScope);
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}
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ScopeProvider.instance.set(currentScope);
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return null;
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}
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}
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