144 lines
4.4 KiB
Java
144 lines
4.4 KiB
Java
package org.gcube.portal.social.networking.liferay.ws;
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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.util.Iterator;
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import java.util.List;
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import java.util.Map;
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import org.gcube.common.encryption.encrypter.StringEncrypter;
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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.ServiceEndpoint.Property;
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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.gcube.smartgears.ContextProvider;
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import org.gcube.smartgears.context.application.ApplicationContext;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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public class KeycloakAPICredentials {
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private static final Logger logger = LoggerFactory.getLogger(KeycloakAPICredentials.class);
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// the singleton obj
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private static KeycloakAPICredentials singleton = new KeycloakAPICredentials();
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// properties that it contains
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private String keycloakURL;
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private String realm;
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private String clientid;
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private String password;
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// Service endpoint properties
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private final static String RUNTIME_RESOURCE_NAME = "IAM";
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private final static String CATEGORY = "Service";
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/**
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* Private constructor
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*/
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private KeycloakAPICredentials() {
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logger.info("Building KeycloakAPICredentials object");
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lookupPropertiesFromIs();
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logger.info("KeycloakAPICredentials object built");
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}
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/**
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* Read the properties from the infrastructure
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*/
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private void lookupPropertiesFromIs() {
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logger.info("Starting creating KeycloakAPICredentials");
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String oldContext = ScopeProvider.instance.get();
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ApplicationContext ctx = ContextProvider.get(); // get this info from SmartGears
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ScopeProvider.instance.set("/"+ctx.container().configuration().infrastructure());
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logger.info("Discovering liferay user's credentials in context " + ctx.container().configuration().infrastructure());
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try{
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List<ServiceEndpoint> resources = getConfigurationFromIS();
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if (resources.size() == 0){
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logger.error("There is no Runtime Resource having name " + RUNTIME_RESOURCE_NAME +" and Category " + CATEGORY + " in this scope.");
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throw new Exception("There is no Runtime Resource having name " + RUNTIME_RESOURCE_NAME +" and Category " + CATEGORY + " in this scope.");
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}
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else {
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for (ServiceEndpoint res : resources) {
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Iterator<AccessPoint> accessPointIterator = res.profile().accessPoints().iterator();
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while (accessPointIterator.hasNext()) {
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ServiceEndpoint.AccessPoint accessPoint = (ServiceEndpoint.AccessPoint) accessPointIterator
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.next();
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if(accessPoint.name().equals("d4science")){
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keycloakURL = accessPoint.address();
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realm = accessPoint.name();
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clientid = accessPoint.username();
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password = StringEncrypter.getEncrypter().decrypt(accessPoint.password());
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logger.info("Found accesspoint URL = " + keycloakURL);
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}
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}
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}
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}
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}catch(Exception e){
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logger.error("Unable to retrieve such service endpoint information!", e);
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return;
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}finally{
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if(oldContext != null)
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ScopeProvider.instance.set(oldContext);
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}
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logger.info("Bean built " + toString());
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}
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/**
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* Retrieve endpoints information from IS for DB
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* @return list of endpoints for ckan database
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* @throws Exception
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*/
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private List<ServiceEndpoint> getConfigurationFromIS() throws Exception{
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SimpleQuery query = queryFor(ServiceEndpoint.class);
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query.addCondition("$resource/Profile/Name/text() eq '"+ RUNTIME_RESOURCE_NAME +"'");
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query.addCondition("$resource/Profile/Category/text() eq '"+ CATEGORY +"'");
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DiscoveryClient<ServiceEndpoint> client = clientFor(ServiceEndpoint.class);
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List<ServiceEndpoint> toReturn = client.submit(query);
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return toReturn;
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}
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public static KeycloakAPICredentials getSingleton() {
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if (singleton == null)
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singleton = new KeycloakAPICredentials();
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return singleton;
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}
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public String getServerURL() {
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return keycloakURL;
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}
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public String getClientid() {
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return clientid;
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}
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public String getPassword() {
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return password;
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}
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public String getRealm() {
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return realm;
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}
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@Override
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public String toString() {
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return "KeycloakAPICredentials [keycloakURL=" + keycloakURL + ", realm=" + realm + ", clientid=" + clientid
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+ ", password=**************]";
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}
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}
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